/* ============================================
   DCISionRT Landing Page - Genoma Genetics
   Versión 2.0 - Optimizada
   - SEO mejorado
   - Accesibilidad WCAG 2.1 AA
   - Rendimiento optimizado
   - UX mejorada
   Fecha: 2025-12-09
   ============================================ */

/* CSS Variables - Paleta Optimizada */
:root {
    /* PreludeDx Primary Colors - Ajustados para mejor contraste */
    --prelude-navy: #1a365d;
    --prelude-navy-dark: #0f2744;
    --prelude-navy-light: #2c5282;
    --prelude-rose: #b794a8;
    --prelude-rose-light: #f7f3f5;
    --prelude-rose-medium: #e9dfe5;
    --prelude-rose-dark: #8b6b7d;
    --prelude-gold: #d4a012;
    --prelude-gold-light: #f0c850;
    --prelude-gold-dark: #a67c00;
    
    /* Genoma Accent - Mayor saturación */
    --genoma-teal: #009b85;
    --genoma-teal-dark: #007a69;
    --genoma-teal-light: #00c4a7;
    
    /* Text Colors - Mejor contraste WCAG AA */
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --text-light: #a0aec0;
    --text-on-dark: #f7fafc;
    --text-on-dark-muted: #cbd5e0;
    
    /* Backgrounds */
    --bg-white: #ffffff;
    --bg-light: #f7f7f9;
    --bg-rose: #faf7f8;
    --bg-rose-medium: #f0e8ec;
    
    /* Semantic Colors - Accesibles */
    --success: #276749;
    --success-light: #c6f6d5;
    --warning: #c05621;
    --warning-light: #feebc8;
    --error: #c53030;
    --error-light: #fed7d7;
    
    /* Risk Colors - Alto contraste */
    --risk-low: #276749;
    --risk-low-bg: #c6f6d5;
    --risk-medium: #c05621;
    --risk-medium-bg: #feebc8;
    --risk-high: #c53030;
    --risk-high-bg: #fed7d7;
    
    /* Typography Scale - Modular (1.25 ratio) */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
    
    --text-xs: 0.75rem;      /* 12px */
    --text-sm: 0.875rem;     /* 14px */
    --text-base: 1rem;       /* 16px */
    --text-lg: 1.125rem;     /* 18px */
    --text-xl: 1.25rem;      /* 20px */
    --text-2xl: 1.5rem;      /* 24px */
    --text-3xl: 1.875rem;    /* 30px */
    --text-4xl: 2.25rem;     /* 36px */
    --text-5xl: 3rem;        /* 48px */
    --text-6xl: 3.75rem;     /* 60px */
    
    /* Line Heights */
    --leading-none: 1;
    --leading-tight: 1.25;
    --leading-snug: 1.375;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 2;
    
    /* Letter Spacing */
    --tracking-tighter: -0.05em;
    --tracking-tight: -0.025em;
    --tracking-normal: 0;
    --tracking-wide: 0.025em;
    --tracking-wider: 0.05em;
    --tracking-widest: 0.1em;
    
    /* Font Weights */
    --font-light: 300;
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    
    /* Spacing Scale - 8px base */
    --space-1: 0.25rem;   /* 4px */
    --space-2: 0.5rem;    /* 8px */
    --space-3: 0.75rem;   /* 12px */
    --space-4: 1rem;      /* 16px */
    --space-5: 1.25rem;   /* 20px */
    --space-6: 1.5rem;    /* 24px */
    --space-8: 2rem;      /* 32px */
    --space-10: 2.5rem;   /* 40px */
    --space-12: 3rem;     /* 48px */
    --space-16: 4rem;     /* 64px */
    --space-20: 5rem;     /* 80px */
    --space-24: 6rem;     /* 96px */
    
    /* Border Radius */
    --radius-none: 0;
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;
    
    /* Shadows - Más sutiles */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: var(--space-6);
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: var(--font-normal);
    line-height: var(--leading-relaxed);
    color: var(--text-secondary);
    background-color: var(--bg-white);
}

/* ============================================
   ACCESSIBILITY UTILITIES
   ============================================ */

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--prelude-navy);
    color: var(--text-on-dark);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    z-index: 10001;
    font-weight: var(--font-semibold);
    text-decoration: none;
    transition: top var(--transition-base);
    box-shadow: var(--shadow-lg);
}

.skip-link:focus {
    top: var(--space-4);
    outline: 3px solid var(--prelude-gold);
    outline-offset: 2px;
}

/* Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Visible focus indicator for all interactive elements */
.sr-only-focusable:focus {
    position: static;
    width: auto;
    height: auto;
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul, ol {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ============================================
   TYPOGRAPHY UTILITIES
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: var(--font-semibold);
    line-height: var(--leading-tight);
    color: var(--text-primary);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
    margin-bottom: var(--space-4);
}

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--bg-white);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    border-bottom-color: var(--bg-rose-medium);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--space-4) var(--container-padding);
}

/* Dual Logo Container */
.nav-logos {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.nav-logo {
    display: flex;
    align-items: center;
}

.nav-logo img,
.nav-logo-img {
    height: 40px;
    width: auto;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

/* PreludeDx specific - higher specificity */
.nav-logos .nav-logo .nav-logo-prelude {
    height: 55px;
    min-height: 55px;
}

.nav-logo:hover .nav-logo-img {
    opacity: 0.85;
    transform: scale(1.02);
}

/* Genoma Logo - Apply filter */
.nav-logo-img:not(.nav-logo-prelude) {
    filter: brightness(0) saturate(100%) invert(21%) sepia(45%) saturate(746%) hue-rotate(175deg) brightness(94%) contrast(91%);
}

/* PreludeDx Logo - Larger to match Genoma visually */
.nav-logo-prelude {
    height: 55px !important;
    min-height: 55px;
    filter: none;
}

/* Logo Divider */
.nav-logo-divider {
    width: 1px;
    height: 28px;
    background: linear-gradient(180deg, transparent 0%, var(--prelude-rose) 50%, transparent 100%);
    opacity: 0.5;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    padding: var(--space-2) 0;
    position: relative;
    transition: color var(--transition-fast);
    letter-spacing: var(--tracking-wide);
}

.nav-link:hover {
    color: var(--prelude-navy);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--prelude-gold);
    transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link.active {
    color: var(--prelude-navy);
}

.nav-cta {
    background: var(--prelude-navy);
    color: var(--text-on-dark) !important;
    padding: var(--space-3) var(--space-5) !important;
    border-radius: var(--radius-md);
    font-weight: var(--font-semibold);
}

.nav-cta:hover {
    background: var(--prelude-navy-dark);
}

.nav-cta::after {
    display: none;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: var(--space-2);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
}

.nav-toggle:focus-visible {
    outline: 3px solid var(--prelude-gold);
    outline-offset: 2px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--prelude-navy);
    transition: all var(--transition-fast);
    pointer-events: none;
}

/* Hamburger animation when active */
.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    padding-top: 80px;
    /* Viñeta Invertida Premium - Marco elegante que destaca el logo central */
    background: 
        radial-gradient(ellipse at 50% 40%, transparent 0%, transparent 30%, rgba(200, 180, 195, 0.15) 70%, rgba(180, 160, 175, 0.25) 100%),
        radial-gradient(ellipse at 50% 35%, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0.6) 25%, transparent 45%),
        linear-gradient(180deg, #ffffff 0%, #faf5f7 50%, #f0e6eb 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--space-16) var(--container-padding);
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--prelude-navy);
    color: var(--text-on-dark);
    padding: var(--space-2) var(--space-5);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-8);
    letter-spacing: var(--tracking-wide);
}

.hero-badge i {
    color: var(--prelude-gold-light);
}

.hero-logo {
    margin-bottom: var(--space-3); /* Reduced spacing - was space-6 (24px), now 12px */
    display: flex;
    justify-content: center;
}

.hero-logo-img {
    height: auto;
    width: auto;
    max-width: 100%;
    max-height: 240px; /* Larger visual impact on desktop */
    display: block;
}

/* Responsive logo sizing - larger sizes for mobile/tablet */
@media (max-width: 1200px) {
    .hero-logo-img {
        max-height: 220px;
    }
}

@media (max-width: 992px) {
    .hero-logo-img {
        max-height: 200px; /* Tablet landscape */
    }
}

@media (max-width: 768px) {
    .hero-logo-img {
        max-height: 180px; /* Tablet portrait */
    }
}

@media (max-width: 576px) {
    .hero-logo-img {
        max-height: 160px; /* Mobile */
    }
}

@media (max-width: 400px) {
    .hero-logo-img {
        max-height: 140px; /* Small mobile */
    }
}


.hero-logo-text {
    font-family: var(--font-primary);
    font-size: clamp(var(--text-4xl), 8vw, var(--text-6xl));
    font-weight: var(--font-light);
    color: var(--prelude-navy);
    letter-spacing: var(--tracking-tight);
    line-height: var(--leading-none);
}

.hero-logo-text .highlight {
    color: var(--prelude-rose-dark);
    font-weight: var(--font-semibold);
}

.hero-logo-text sup {
    font-size: 0.4em;
    top: -0.8em;
    font-weight: var(--font-normal);
}

.hero-tagline {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: var(--font-normal);
    font-style: italic;
    color: var(--prelude-navy);
    margin-bottom: var(--space-4); /* Reduced from space-6 (24px) to space-4 (16px) */
    letter-spacing: var(--tracking-normal);
}

.hero-description {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: 720px;
    margin: 0 auto var(--space-10);
    line-height: var(--leading-loose);
}

.hero-ctas {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    letter-spacing: var(--tracking-wide);
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-primary {
    background: var(--prelude-navy);
    color: var(--text-on-dark);
    border-color: var(--prelude-navy);
}

.btn-primary:hover {
    background: var(--prelude-navy-dark);
    border-color: var(--prelude-navy-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--prelude-navy);
    border-color: var(--prelude-navy);
}

.btn-secondary:hover {
    background: var(--prelude-navy);
    color: var(--text-on-dark);
}

.btn-full {
    width: 100%;
}

/* Button loading state */
.btn-loading {
    position: relative;
    pointer-events: none;
    opacity: 0.85;
}

.btn-loading .btn-text {
    visibility: hidden;
}

.btn-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: btn-spin 0.8s linear infinite;
}

@keyframes btn-spin {
    to { transform: rotate(360deg); }
}

.hero-partners {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding-top: var(--space-8);
    margin-top: var(--space-4);
}

.partner-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-4);
    background: rgba(26, 54, 93, 0.04);
    border-radius: var(--radius-full);
    border: 1px solid rgba(26, 54, 93, 0.08);
}

.partner-badge .partner-logo {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--prelude-navy);
    letter-spacing: var(--tracking-tight);
}

.partner-badge .partner-logo .rose {
    color: var(--prelude-rose-dark);
}

.partner-separator {
    font-size: var(--text-xs);
    color: var(--prelude-rose);
    font-weight: var(--font-light);
}

.partner-badge .partner-genoma {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--genoma-teal-dark);
    letter-spacing: var(--tracking-tight);
}

.partner-subtitle {
    font-size: var(--text-xs);
    color: var(--text-secondary); /* Mejorado contraste de text-muted */
    font-weight: var(--font-medium);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
}

.prelude-logo-img {
    height: 32px;
}

/* ============================================
   VALUE PROPOSITIONS
   ============================================ */
.value-section {
    background: var(--prelude-rose-light);
    padding: var(--space-16) 0;
    border-top: 1px solid var(--prelude-rose);
    border-bottom: 1px solid var(--prelude-rose);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-10);
}

.value-card {
    text-align: center;
    padding: var(--space-6);
}

.value-card h3 {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
    margin-bottom: var(--space-4);
    line-height: var(--leading-snug);
}

.value-card p {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: 0;
}

/* ============================================
   SECTION BASE
   ============================================ */
.section {
    padding: var(--space-20) 0;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-12);
}

.section-title {
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
    margin-bottom: var(--space-4);
    line-height: var(--leading-tight);
}

.section-title .highlight {
    color: var(--prelude-rose-dark);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: 0;
}

/* ============================================
   SECTION DIVIDER - Modern & Elegant
   ============================================ */
.section-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
    padding: var(--space-8) var(--space-6);
    background: linear-gradient(180deg, var(--bg-white) 0%, var(--bg-rose-light) 50%, var(--bg-white) 100%);
}

.divider-line {
    flex: 1;
    max-width: 200px;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, var(--prelude-rose) 50%, transparent 100%);
    border-radius: var(--radius-full);
}

.divider-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--bg-white) 0%, var(--bg-rose) 100%);
    border: 2px solid var(--prelude-rose);
    border-radius: 50%;
    color: var(--prelude-navy);
    font-size: var(--text-xl);
    box-shadow: 
        0 4px 15px rgba(139, 107, 125, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.divider-icon::before {
    content: '';
    position: absolute;
    inset: -4px;
    border: 1px dashed var(--bg-rose-medium);
    border-radius: 50%;
    opacity: 0.5;
}

.divider-icon i {
    background: linear-gradient(135deg, var(--prelude-navy) 0%, var(--prelude-rose-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Subtle animation on scroll into view */
.divider-icon {
    animation: divider-pulse 3s ease-in-out infinite;
}

@keyframes divider-pulse {
    0%, 100% {
        transform: scale(1) rotate(0deg);
        box-shadow: 
            0 4px 15px rgba(139, 107, 125, 0.15),
            inset 0 1px 0 rgba(255, 255, 255, 0.8);
    }
    50% {
        transform: scale(1.05) rotate(5deg);
        box-shadow: 
            0 6px 20px rgba(139, 107, 125, 0.25),
            inset 0 1px 0 rgba(255, 255, 255, 0.8);
    }
}

/* Responsive Divider */
@media (max-width: 768px) {
    .section-divider {
        gap: var(--space-4);
        padding: var(--space-6) var(--space-4);
    }
    
    .divider-line {
        max-width: 100px;
    }
    
    .divider-icon {
        width: 48px;
        height: 48px;
        font-size: var(--text-lg);
    }
    
    .divider-icon::before {
        inset: -3px;
    }
}

@media (max-width: 480px) {
    .section-divider {
        gap: var(--space-3);
        padding: var(--space-5) var(--space-3);
    }
    
    .divider-line {
        max-width: 60px;
        height: 1px;
    }
    
    .divider-icon {
        width: 40px;
        height: 40px;
        font-size: var(--text-base);
        border-width: 1px;
    }
    
    .divider-icon::before {
        display: none;
    }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .divider-icon {
        animation: none;
    }
}

/* ============================================
   WHAT IS DCIS - Enhanced Mobile Design
   ============================================ */
.dcis-section {
    background: var(--bg-white);
    overflow: hidden;
}

.dcis-content {
    max-width: 900px;
    margin: 0 auto;
}

/* Stat Highlight Circle - Hidden on desktop, visible on mobile */
.dcis-stat-highlight {
    display: none;
}

.dcis-text h3 {
    font-size: var(--text-3xl);
    color: var(--prelude-navy);
    margin-bottom: var(--space-6);
}

.dcis-text p {
    font-size: var(--text-lg);
    line-height: var(--leading-loose);
    margin-bottom: var(--space-6);
}

.dcis-challenge {
    background: linear-gradient(135deg, var(--bg-rose-light) 0%, var(--bg-rose) 100%);
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--prelude-rose-dark);
    font-weight: var(--font-medium);
}

/* Enhanced List with Icons */
.dcis-list {
    margin-top: var(--space-6);
    list-style: none;
    padding: 0;
}

.dcis-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
    padding: var(--space-4);
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
}

.dcis-list li:hover {
    background: var(--bg-rose-light);
    transform: translateX(4px);
}

.dcis-list-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--prelude-navy) 0%, var(--prelude-rose-dark) 100%);
    border-radius: 50%;
    color: white;
    font-size: var(--text-sm);
    flex-shrink: 0;
}

.dcis-list-content {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--text-secondary);
}

.dcis-list-content strong {
    color: var(--prelude-navy);
    font-weight: var(--font-semibold);
}

/* ============================================
   DCIS SECTION - Responsive Design
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
    .dcis-text h3 {
        font-size: var(--text-2xl);
    }
    
    .dcis-text p {
        font-size: var(--text-base);
    }
}

/* Mobile Large */
@media (max-width: 768px) {
    .dcis-section {
        padding: var(--space-12) 0;
    }
    
    .dcis-section .section-header {
        margin-bottom: var(--space-6);
    }
    
    .dcis-section .section-title {
        font-size: var(--text-2xl);
        line-height: 1.3;
    }
    
    .dcis-section .section-subtitle {
        font-size: var(--text-sm);
    }
    
    /* Show stat highlight on mobile */
    .dcis-stat-highlight {
        display: flex;
        justify-content: center;
        margin-bottom: var(--space-6);
    }
    
    .dcis-stat-circle {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 140px;
        height: 140px;
        background: linear-gradient(135deg, var(--prelude-navy) 0%, var(--prelude-rose-dark) 100%);
        border-radius: 50%;
        color: white;
        text-align: center;
        box-shadow: 
            0 8px 30px rgba(26, 54, 93, 0.3),
            inset 0 1px 0 rgba(255, 255, 255, 0.1);
        animation: float 3s ease-in-out infinite;
    }
    
    @keyframes float {
        0%, 100% { transform: translateY(0); }
        50% { transform: translateY(-8px); }
    }
    
    .dcis-stat-number {
        font-size: var(--text-2xl);
        font-weight: var(--font-bold);
        line-height: 1;
        margin-bottom: var(--space-1);
    }
    
    .dcis-stat-label {
        font-size: 10px;
        opacity: 0.9;
        line-height: 1.2;
        padding: 0 var(--space-3);
    }
    
    .dcis-text h3 {
        font-size: var(--text-xl);
        text-align: center;
        margin-bottom: var(--space-4);
    }
    
    .dcis-text p {
        font-size: var(--text-sm);
        line-height: var(--leading-relaxed);
        margin-bottom: var(--space-4);
        text-align: center;
    }
    
    .dcis-challenge {
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-sm);
        text-align: center;
        border-left: none;
        border-top: 3px solid var(--prelude-rose-dark);
    }
    
    /* List as cards on mobile */
    .dcis-list {
        margin-top: var(--space-5);
        display: flex;
        flex-direction: column;
        gap: var(--space-3);
    }
    
    .dcis-list li {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: var(--space-3);
        padding: var(--space-4);
        margin-bottom: 0;
        background: var(--bg-white);
        border: 1px solid var(--bg-rose-medium);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }
    
    .dcis-list li:hover {
        transform: translateY(-2px);
    }
    
    .dcis-list-icon {
        width: 48px;
        height: 48px;
        font-size: var(--text-base);
    }
    
    .dcis-list-content {
        font-size: var(--text-sm);
    }
}

/* Mobile Small */
@media (max-width: 480px) {
    .dcis-section {
        padding: var(--space-10) 0;
    }
    
    .dcis-section .section-title {
        font-size: var(--text-xl);
    }
    
    .dcis-stat-circle {
        width: 120px;
        height: 120px;
    }
    
    .dcis-stat-number {
        font-size: var(--text-xl);
    }
    
    .dcis-stat-label {
        font-size: 9px;
    }
    
    .dcis-text h3 {
        font-size: var(--text-lg);
    }
    
    .dcis-text p {
        font-size: var(--text-xs);
    }
    
    .dcis-challenge {
        font-size: var(--text-xs);
        padding: var(--space-3);
    }
    
    .dcis-list li {
        padding: var(--space-3);
    }
    
    .dcis-list-icon {
        width: 40px;
        height: 40px;
        font-size: var(--text-sm);
    }
    
    .dcis-list-content {
        font-size: var(--text-xs);
        line-height: 1.5;
    }
}

/* Touch devices */
@media (hover: none) and (pointer: coarse) {
    .dcis-list li:active {
        transform: scale(0.98);
        background: var(--bg-rose);
    }
    
    .dcis-stat-circle {
        animation: none; /* Disable float on touch devices */
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .dcis-stat-circle {
        animation: none;
    }
    
    .dcis-list li {
        transition: none;
    }
}



/* ============================================
   SCORE SECTION - PreludeDx Style
   ============================================ */
.score-section {
    background: var(--bg-rose);
    padding: var(--space-20) 0;
}

.score-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.score-header h2 {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: var(--font-normal);
    color: var(--prelude-navy);
    margin-bottom: var(--space-4);
    line-height: var(--leading-snug);
}

.dcis-brand {
    color: #c4a0b9;
    font-weight: var(--font-normal);
}

.dcis-brand .ion,
.dcis-brand-small .ion {
    color: var(--prelude-navy);
}

.dcis-brand-small {
    color: #c4a0b9;
    font-weight: var(--font-bold);
    font-size: var(--text-sm);
}

.score-header p {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: 850px;
    margin: 0 auto;
    line-height: var(--leading-relaxed);
    font-style: italic;
}

.score-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.score-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.score-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.score-card-header {
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 2px solid var(--bg-rose-medium);
}

.risk-header-purple {
    border-bottom-color: #9b7bb8;
}

.risk-header-teal {
    border-bottom-color: #00a99d;
}

.risk-title {
    color: var(--prelude-navy);
}

.risk-subtitle {
    font-weight: var(--font-normal);
    color: var(--text-muted);
    font-size: var(--text-xs);
}

/* DCISionRT Meter - Exact PreludeDx Style */
.dcisionrt-meter {
    margin: var(--space-6) 0;
    padding: var(--space-4) var(--space-2);
}

.meter-value {
    font-size: 42px;
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
    line-height: 1;
}

.meter-label-score {
    font-size: var(--text-sm);
    color: #666;
    margin-bottom: var(--space-4);
}

.meter-track {
    height: 16px;
    background: #c5c5c5;
    border-radius: 0;
    position: relative;
    display: flex;
    overflow: visible;
}

.meter-fill-low {
    width: 30%;
    height: 100%;
    background: #7dcba4;
}

.meter-fill-elevated {
    width: 70%;
    height: 100%;
    background: #c5c5c5;
}

/* Triangular pointer ABOVE the meter pointing DOWN */
.meter-pointer {
    position: absolute;
    top: -14px;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 12px solid var(--prelude-navy);
    transform: translateX(-8px);
}

.meter-scale {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    font-size: 11px;
    color: #666;
    margin-top: var(--space-2);
    position: relative;
    height: 24px;
    padding-top: 4px;
}

.scale-start { 
    position: absolute; 
    left: 0; 
    font-weight: var(--font-medium);
}
.scale-label-low { 
    position: absolute; 
    left: 8%; 
    color: #4a9d6e; 
    font-weight: var(--font-bold); 
    font-size: 10px;
    text-transform: uppercase;
}
.scale-mid { 
    position: absolute; 
    left: 30%; 
    transform: translateX(-50%); 
    font-weight: var(--font-medium);
}
.scale-label-elevated { 
    position: absolute; 
    right: 20%; 
    color: #888; 
    font-weight: var(--font-bold); 
    font-size: 10px;
    text-transform: uppercase;
}
.scale-end { 
    position: absolute; 
    right: 0; 
    font-weight: var(--font-medium);
}

/* Risk Charts - PreludeDx Style (Exact Match) */
.risk-chart {
    margin: var(--space-4) 0;
}

.risk-row {
    margin-bottom: var(--space-8);
}

.risk-label-top {
    font-size: 11px;
    color: #666;
    text-align: center;
    margin-bottom: var(--space-3);
    font-style: italic;
}

.risk-bar-wrapper {
    position: relative;
}

.risk-scale {
    display: flex;
    justify-content: space-between;
    font-size: 9px;
    color: #999;
    margin-bottom: 6px;
}

.risk-bar-track {
    height: 18px;
    background: #f5f5f5;
    position: relative;
    border-radius: 0;
    border: 1px solid #e0e0e0;
}

.risk-bar-fill-purple {
    height: 100%;
    background: linear-gradient(90deg, #a67fb8 0%, #c9a0d4 100%);
    border-radius: 0;
    position: relative;
}

.risk-bar-fill-blue {
    height: 100%;
    background: linear-gradient(90deg, #5ba3e0 0%, #7db8eb 100%);
    border-radius: 0;
    position: relative;
}

/* Triangular marker ABOVE the bar pointing DOWN */
.risk-marker {
    position: absolute;
    top: -12px;
    transform: translateX(-6px);
    z-index: 10;
}

.marker-line {
    width: 0;
    height: 0;
    border-left: 7px solid transparent;
    border-right: 7px solid transparent;
    border-top: 10px solid #1a365d;
}

.risk-value-label {
    font-size: 13px;
    color: #333;
    text-align: left;
    margin-top: 8px;
}

.risk-value-label strong {
    color: var(--prelude-navy);
    font-weight: var(--font-bold);
}

/* Ensure risk-bar-track has relative positioning for marker */
.risk-bar-track {
    position: relative;
}

.risk-bar-track .risk-marker {
    position: absolute;
    top: -12px;
    z-index: 10;
}

.risk-bar-track .marker-line {
    width: 0;
    height: 0;
    border-left: 7px solid transparent;
    border-right: 7px solid transparent;
    border-top: 10px solid #1a365d;
    border-bottom: none;
}

.score-card h5 {
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
    margin: var(--space-4) 0 var(--space-2);
    text-align: left;
}

.score-card > p {
    font-size: var(--text-xs);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: 0;
    text-align: left;
}

/* ============================================
   CASE STUDIES SECTION - VISUAL UPDATE
   ============================================ */
.case-studies-section {
    background: var(--bg-white);
    padding: 0;
}

.case-studies-header {
    background: white;
    padding: var(--space-12) var(--space-6) 0;
    text-align: center;
}

.case-studies-header h2 {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: var(--font-normal);
    color: var(--prelude-navy);
    margin-bottom: var(--space-3);
}

.case-studies-header p {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

.case-study {
    margin: var(--space-12) 0;
    padding: 0;
    border-bottom: none;
}

.case-title {
    text-align: center;
    margin-bottom: var(--space-4);
}

.case-title h3 {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: var(--font-normal);
    color: var(--prelude-navy);
    margin-bottom: var(--space-2);
}

.case-params {
    font-size: var(--text-base);
    color: var(--prelude-navy);
    font-weight: var(--font-normal);
}

/* 3-Panel Layout Grid - Solid Colors, No Gaps */
.case-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr 1fr;
    gap: 0;
    align-items: stretch;
    box-shadow: var(--shadow-xl);
    max-width: 1400px; /* Wider container for this section */
    margin: 0 auto;
}

/* Panel Common Styles */
.case-panel {
    padding: var(--space-8) var(--space-6);
    display: flex;
    flex-direction: column;
}

/* ============================================
   LEFT PANEL: BEFORE DCISionRT
   Enhanced Typography & Hierarchy
   ============================================ */
.case-panel.before {
    background: linear-gradient(135deg, #8a9499 0%, #9ea8ad 50%, #a8b2b7 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.case-panel.before::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0.1) 100%);
}

.case-panel.before h4 {
    color: white;
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-3);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    position: relative;
    padding-bottom: var(--space-3);
}

.case-panel.before h4 .brand-name,
.case-panel.after h4 .brand-name {
    text-transform: none;
    letter-spacing: normal;
}

.case-panel.before h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: var(--radius-full);
}

.case-panel.before .case-subtitle {
    color: rgba(255, 255, 255, 0.95);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    text-align: center;
    margin-bottom: var(--space-6);
    line-height: var(--leading-relaxed);
    background: rgba(0, 0, 0, 0.1);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
}

.case-panel.before .case-details {
    color: white;
    font-size: var(--text-base);
    line-height: var(--leading-loose);
}

.case-panel.before .case-details p {
    margin-bottom: var(--space-5);
    background: rgba(255, 255, 255, 0.08);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    border-left: 3px solid rgba(255, 255, 255, 0.3);
}

.case-panel.before .case-details strong {
    color: rgba(255, 255, 255, 0.95);
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline;
    margin-right: var(--space-1);
}

/* ============================================
   RIGHT PANEL: AFTER DCISionRT
   Enhanced Typography & Hierarchy
   ============================================ */
.case-panel.after {
    background: linear-gradient(135deg, #b8909e 0%, #c4a0b9 50%, #d0b0c5 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.case-panel.after::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.4) 50%, rgba(255,255,255,0.1) 100%);
}

.case-panel.after h4 {
    color: white;
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-3);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    position: relative;
    padding-bottom: var(--space-3);
}

.case-panel.after h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-full);
}

.case-panel.after .case-subtitle {
    color: rgba(255, 255, 255, 0.95);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    text-align: center;
    margin-bottom: var(--space-6);
    line-height: var(--leading-relaxed);
    background: rgba(255, 255, 255, 0.12);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
}

.case-panel.after .case-details {
    color: white;
    font-size: var(--text-base);
    line-height: var(--leading-loose);
}

.case-panel.after .case-details p {
    margin-bottom: var(--space-5);
    background: rgba(255, 255, 255, 0.1);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    border-left: 3px solid rgba(255, 255, 255, 0.4);
}

.case-panel.after .case-details strong {
    color: rgba(255, 255, 255, 0.95);
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline;
    margin-right: var(--space-1);
}

/* ============================================
   CASE PANELS - RESPONSIVE DESIGN
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
    .case-panel {
        padding: var(--space-6) var(--space-5);
    }
    
    .case-panel.before h4,
    .case-panel.after h4 {
        font-size: var(--text-lg);
    }
    
    .case-panel.before .case-subtitle,
    .case-panel.after .case-subtitle {
        font-size: var(--text-xs);
    }
    
    .case-panel.before .case-details,
    .case-panel.after .case-details {
        font-size: var(--text-sm);
    }
    
    .case-panel.before .case-details p,
    .case-panel.after .case-details p {
        padding: var(--space-3);
    }
}

/* Mobile Large */
@media (max-width: 768px) {
    .case-panel {
        padding: var(--space-5) var(--space-4);
    }
    
    .case-panel.before h4,
    .case-panel.after h4 {
        font-size: var(--text-base);
        letter-spacing: 0.05em;
        margin-bottom: var(--space-2);
        padding-bottom: var(--space-2);
    }
    
    .case-panel.before h4::after,
    .case-panel.after h4::after {
        width: 40px;
    }
    
    .case-panel.before .case-subtitle,
    .case-panel.after .case-subtitle {
        font-size: 11px;
        margin-bottom: var(--space-4);
        padding: var(--space-2);
    }
    
    .case-panel.before .case-details,
    .case-panel.after .case-details {
        font-size: var(--text-sm);
        line-height: var(--leading-relaxed);
    }
    
    .case-panel.before .case-details p,
    .case-panel.after .case-details p {
        padding: var(--space-3);
        margin-bottom: var(--space-3);
        border-left-width: 2px;
    }
    
    .case-panel.before .case-details strong,
    .case-panel.after .case-details strong {
        font-size: 10px;
        letter-spacing: 0.08em;
        margin-bottom: var(--space-1);
    }
}

/* Mobile Small */
@media (max-width: 480px) {
    .case-panel {
        padding: var(--space-4) var(--space-3);
    }
    
    .case-panel.before::before,
    .case-panel.after::before {
        height: 3px;
    }
    
    .case-panel.before h4,
    .case-panel.after h4 {
        font-size: var(--text-sm);
        font-weight: var(--font-bold);
        letter-spacing: 0.04em;
    }
    
    .case-panel.before h4::after,
    .case-panel.after h4::after {
        width: 30px;
        height: 1px;
    }
    
    .case-panel.before .case-subtitle,
    .case-panel.after .case-subtitle {
        font-size: 10px;
        margin-bottom: var(--space-3);
        line-height: 1.4;
    }
    
    .case-panel.before .case-details,
    .case-panel.after .case-details {
        font-size: var(--text-xs);
        line-height: 1.6;
    }
    
    .case-panel.before .case-details p,
    .case-panel.after .case-details p {
        padding: var(--space-2);
        margin-bottom: var(--space-2);
    }
    
    .case-panel.before .case-details strong,
    .case-panel.after .case-details strong {
        font-size: 9px;
    }
}

/* Center Panel: Results */
.case-panel.results {
    background-color: #fcfcfc;
    color: var(--text-primary);
    position: relative;
    z-index: 10;
    box-shadow: 0 0 20px rgba(0,0,0,0.05); /* Slight elevation */
}

.case-results-header {
    text-align: center;
    margin-bottom: var(--space-6);
    border-bottom: none;
    padding-bottom: 0;
}

.case-results-header .dcis-logo-img {
    height: 32px;
    margin-bottom: var(--space-1);
}

.case-results-subtitle {
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    color: black;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0;
}

.case-results-subtitle .brand-name {
    text-transform: none;
    letter-spacing: normal;
}

/* New Score Meter Visual Fixes */
.score-box {
    border: 1px solid #333;
    border-radius: var(--radius-md);
    padding: var(--space-4) var(--space-4) var(--space-6);
    margin-bottom: var(--space-8);
    position: relative;
    background: white;
}

.score-box-val {
    position: absolute;
    top: -15px;
    left: 15px; /* Dynamic via inline style */
    transform: translateX(-50%);
    text-align: center;
    background: white;
    padding: 0 4px;
}

.score-number {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    line-height: 1;
    display: block;
    color: black;
}

.score-label {
    font-size: 11px;
    text-transform: uppercase;
    color: #666;
    display: block;
    font-weight: bold;
    letter-spacing: 0.05em;
}

.score-pointer-down {
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 10px solid black;
    margin: 4px auto 0;
}

.score-track-container {
    margin-top: 25px;
    position: relative;
}

.score-track {
    height: 14px;
    background: white;
    border: 1px solid #ccc;
    border-radius: var(--radius-full);
    position: relative;
    overflow: hidden;
    display: flex;
}

.score-segment-low {
    width: 30%; /* 0 to 3.0 */
    background-color: #00c65e; /* Bright green */
    height: 100%;
}

.score-segment-elevated {
    width: 70%;
    background-color: white; 
    height: 100%;
}

.score-scale-labels {
    position: relative;
    height: 20px;
    font-size: 12px;
    font-weight: bold;
    color: black;
    margin-top: 24px; /* Space for BAJO/ELEVADO labels */
}

.score-scale-labels span {
    position: absolute;
    top: 0;
}

.score-scale-labels span:first-child {
    left: 0;
}

.score-scale-labels span:nth-child(2) {
    left: 30%;
    transform: translateX(-50%);
}

.score-scale-labels span:last-child {
    right: 0;
}

/* Fix for BAJO/ELEVADO labels overlapping */
.scale-text-low {
    position: absolute;
    left: 15%; /* Centered in first 30% */
    top: 18px; /* Below track */
    transform: translateX(-50%);
    font-size: 11px;
    font-weight: 900;
    color: #009e4d; 
    text-transform: uppercase;
    z-index: 2;
}

/* Note: Removed duplicate .score-scale-labels and .scale-text-low rules */

.scale-text-elevated {
    position: absolute;
    right: 35%; /* Centered in last 70% roughly */
    top: 18px; /* Below track */
    transform: translateX(50%);
    font-size: 11px;
    font-weight: 800;
    color: #666;
    z-index: 2;
    text-transform: uppercase;
}

/* Risk Boxes Visual Fixes */
.risk-box {
    border-radius: var(--radius-lg);
    padding: var(--space-4) var(--space-4) var(--space-6);
    margin-bottom: var(--space-6);
    background: white;
}

.risk-box.total {
    border: 2px solid #005587;
}

.risk-box.invasive {
    border: 2px solid #7c5c8e;
}

.risk-box-title {
    font-size: 15px;
    margin-bottom: var(--space-4);
}

.risk-chart-row {
    margin-bottom: 25px; /* More space between rows */
}

.risk-row-label {
    font-size: 12px;
    margin-bottom: 4px;
    color: #333;
}

.risk-scale-ticks {
    font-size: 10px;
    margin-bottom: 4px;
    padding: 0 0;
}

.risk-track-wrapper {
    position: relative;
    height: 24px; /* Fix height to prevent overlap */
    margin-top: 2px;
}

/* Risk Track with white separators */
.risk-line-track {
    height: 12px;
    background: #005587; 
    border-radius: var(--radius-full);
    width: 100%;
    position: relative;
    overflow: hidden; /* Ensure separators don't spill out */
}

.risk-box.total .risk-line-track {
    background: #005587;
}

.risk-box.invasive .risk-line-track {
    background: #7c5c8e;
}

/* White Separators inside the track */
.risk-line-track::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(90deg, 
            transparent 24.5%, white 25%, transparent 25.5%,
            transparent 49.5%, white 50%, transparent 50.5%,
            transparent 74.5%, white 75%, transparent 75.5%
        );
    pointer-events: none;
}

/* Percentage labels ABOVE the track */
.risk-scale-ticks {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: #005587;
    font-weight: bold;
    margin-bottom: 2px;
    padding: 0; /* Align with edges */
}

.risk-box.invasive .risk-scale-ticks {
    color: #7c5c8e;
}

/* Marker points UP from text to bar */
.risk-marker-up {
    position: absolute;
    top: 14px; /* Below the 12px bar */
    width: 0;
    height: 0;
    border-left: 7px solid transparent;
    border-right: 7px solid transparent;
    border-bottom: 9px solid black; /* Points UP */
    transform: translateX(-50%);
    z-index: 5;
}

/* Text is BELOW the marker */
.risk-val-text {
    position: absolute;
    top: 26px; 
    transform: translateX(-50%);
    font-size: 13px;
    font-weight: 800;
    color: black;
    white-space: nowrap;
    line-height: 1;
}

@media (max-width: 768px) {
    .score-grid {
        grid-template-columns: 1fr;
    }
    
    .case-studies-header h2 {
        font-size: var(--text-2xl);
    }
    
    .case-title h3 {
        font-size: var(--text-2xl);
    }
}

/* ============================================
   BENEFITS SECTION
   ============================================ */
.benefits-section {
    background: var(--prelude-navy);
    color: var(--text-on-dark);
    padding: var(--space-20) 0;
}

.benefits-section .section-title {
    color: var(--text-on-dark);
}

.benefits-section .section-subtitle {
    color: var(--text-on-dark-muted);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.benefit-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    text-align: center;
    transition: all var(--transition-base);
}

.benefit-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.benefit-icon {
    width: 64px;
    height: 64px;
    background: var(--prelude-gold);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-5);
}

.benefit-icon i {
    font-size: var(--text-2xl);
    color: var(--prelude-navy-dark);
}

.benefit-card h4 {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--text-on-dark);
    margin-bottom: var(--space-3);
}

.benefit-card p {
    font-size: var(--text-sm);
    color: var(--text-on-dark-muted);
    line-height: var(--leading-relaxed);
    margin-bottom: 0;
}

/* ============================================
   JOURNEY SECTION
   ============================================ */
.journey-section {
    background: var(--bg-rose);
    padding: var(--space-20) 0;
}

.journey-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    position: relative;
}

.journey-timeline::before {
    content: '';
    position: absolute;
    top: 44px;
    left: 12%;
    right: 12%;
    height: 4px;
    background: linear-gradient(90deg, var(--prelude-rose), var(--prelude-gold), var(--prelude-rose));
    border-radius: var(--radius-full);
}

.journey-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 88px;
    height: 88px;
    background: linear-gradient(135deg, var(--prelude-navy) 0%, var(--prelude-navy-light) 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--text-on-dark);
    margin: 0 auto var(--space-5);
    position: relative;
    z-index: 1;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--bg-rose);
}

.journey-step h4 {
    font-size: var(--text-base);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
    margin-bottom: var(--space-2);
}

.journey-step p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    max-width: 200px;
    margin: 0 auto;
}

/* ============================================
   PHYSICIANS SECTION - Enhanced
   ============================================ */
.physicians-section {
    background: var(--bg-white);
    padding: var(--space-20) 0;
}

/* Physician Intro */
.physician-intro {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-10);
    align-items: center;
    margin-bottom: var(--space-12);
    padding: var(--space-10);
    background: linear-gradient(135deg, var(--bg-rose) 0%, var(--bg-rose-medium) 100%);
    border-radius: var(--radius-xl);
}

.intro-content h3 {
    font-size: var(--text-2xl);
    color: var(--prelude-navy);
    margin-bottom: var(--space-4);
}

.intro-content p {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--text-secondary);
}

.intro-content p strong {
    color: var(--prelude-navy);
}

.intro-stats {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.stat-item {
    background: var(--bg-white);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.stat-number {
    display: block;
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
    line-height: 1;
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-top: var(--space-1);
}

/* Clinical Challenge */
.clinical-challenge {
    margin-bottom: var(--space-12);
    padding: var(--space-8);
    background: var(--prelude-navy);
    border-radius: var(--radius-xl);
    color: var(--text-on-dark);
}

.clinical-challenge h3 {
    color: var(--text-on-dark);
    font-size: var(--text-xl);
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.clinical-challenge h3 i {
    color: var(--prelude-gold);
}

.challenge-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.challenge-item {
    display: flex;
    gap: var(--space-4);
    align-items: flex-start;
}

.challenge-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.challenge-icon i {
    font-size: var(--text-xl);
    color: var(--prelude-gold);
}

.challenge-text strong {
    display: block;
    color: var(--text-on-dark);
    font-size: var(--text-base);
    margin-bottom: var(--space-2);
}

.challenge-text p {
    font-size: var(--text-sm);
    color: var(--text-on-dark-muted);
    margin-bottom: 0;
    line-height: var(--leading-relaxed);
}

/* Biosignature Section */
.biosignature-section {
    margin-bottom: var(--space-12);
    padding: var(--space-8);
    background: var(--bg-light);
    border-radius: var(--radius-xl);
}

.biosignature-section h3 {
    font-size: var(--text-xl);
    color: var(--prelude-navy);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.biosignature-section h3 i {
    color: var(--genoma-teal);
}

.biosig-intro {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

.genes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.gene-category {
    background: var(--bg-white);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    border-top: 3px solid var(--genoma-teal);
}

.gene-category h4 {
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    color: var(--genoma-teal-dark);
    margin-bottom: var(--space-3);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

.gene-category ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.gene-category li {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.gene-name {
    font-weight: var(--font-semibold);
    color: var(--prelude-navy);
}

/* ============================================
   EVIDENCE SECTION - New Tabbed Design
   ============================================ */
.evidence-section-new {
    margin-bottom: var(--space-12);
}

.evidence-header {
    text-align: center;
    margin-bottom: var(--space-10);
}

.evidence-header h3 {
    font-size: var(--text-2xl);
    color: var(--prelude-navy);
    margin-bottom: var(--space-4);
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
}

.evidence-header h3 i {
    color: var(--prelude-gold);
}

.evidence-header .evidence-intro {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--space-8);
}

/* Evidence Stats Bar */
.evidence-stats-bar {
    display: flex;
    justify-content: center;
    gap: var(--space-8);
    padding: var(--space-6);
    background: linear-gradient(135deg, var(--prelude-navy) 0%, var(--prelude-navy-dark) 100%);
    border-radius: var(--radius-xl);
    flex-wrap: wrap;
}

.evidence-stat {
    text-align: center;
    color: var(--text-on-dark);
}

.evidence-stat .stat-value {
    display: block;
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--prelude-gold);
    line-height: 1.2;
}

.evidence-stat .stat-desc {
    font-size: var(--text-sm);
    color: var(--text-on-dark-muted);
}

/* Tabs Navigation */
.evidence-tabs {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.tabs-nav {
    display: flex;
    background: var(--bg-light);
    border-bottom: 2px solid var(--bg-rose-medium);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    position: relative;
}

.tabs-nav::-webkit-scrollbar {
    display: none;
}

/* Scroll indicator for tabs */
.tabs-nav-container {
    position: relative;
    overflow: hidden;
}

.tab-btn {
    flex: 1;
    min-width: 140px;
    padding: var(--space-4) var(--space-3);
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    color: var(--text-muted);
    transition: all var(--transition-base);
    position: relative;
    font-family: var(--font-primary);
}

.tab-btn i {
    font-size: var(--text-xl);
    transition: color var(--transition-base);
}

.tab-btn span {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    white-space: nowrap;
}

.tab-btn small {
    font-size: var(--text-xs);
    color: var(--text-light);
    font-weight: var(--font-normal);
}

.tab-btn:hover {
    background: var(--bg-rose);
    color: var(--prelude-navy);
}

.tab-btn.active {
    background: var(--bg-white);
    color: var(--prelude-navy);
}

.tab-btn.active i {
    color: var(--prelude-gold);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--prelude-gold);
}

/* Tab Panels */
.tabs-content {
    padding: var(--space-8);
}

.tab-panel {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Study Card */
.study-card {
    max-width: 900px;
    margin: 0 auto;
}

.study-card.featured-study {
    background: linear-gradient(135deg, var(--bg-rose) 0%, var(--bg-white) 100%);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    border: 2px solid var(--prelude-gold);
}

.study-header {
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--bg-rose-medium);
}

.study-badge {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    margin-bottom: var(--space-3);
}

.study-badge.utility { background: #e3f2fd; color: #1565c0; }
.study-badge.validation { background: #e8f5e9; color: #2e7d32; }
.study-badge.level1 { background: var(--prelude-gold); color: var(--prelude-navy-dark); }
.study-badge.analytical { background: #f3e5f5; color: #7b1fa2; }
.study-badge.cost { background: #fff3e0; color: #e65100; }

.study-header h4 {
    font-size: var(--text-xl);
    color: var(--prelude-navy);
    margin-bottom: var(--space-2);
}

.study-journal {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.study-journal i {
    color: var(--prelude-gold);
    margin-right: var(--space-2);
}

.study-citation {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    font-style: italic;
    margin-top: var(--space-2);
    padding-left: var(--space-6);
    border-left: 2px solid var(--prelude-rose);
    line-height: var(--leading-relaxed);
}

/* Study Sections */
.study-purpose,
.study-results,
.study-conclusion {
    margin-bottom: var(--space-6);
}

.study-purpose h5,
.study-results h5 {
    font-size: var(--text-base);
    color: var(--prelude-navy);
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.study-purpose h5 i,
.study-results h5 i {
    color: var(--genoma-teal);
}

.study-purpose p {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

/* Results Grid */
.results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

.result-item {
    background: var(--bg-light);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--prelude-rose);
}

.result-item.highlight {
    background: linear-gradient(135deg, var(--genoma-teal) 0%, var(--genoma-teal-dark) 100%);
    border-left-color: var(--prelude-gold);
}

.result-item.highlight .result-number,
.result-item.highlight .result-text {
    color: var(--text-on-dark);
}

.result-number {
    display: block;
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
    line-height: 1.2;
    margin-bottom: var(--space-1);
}

.result-text {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

/* Risk Profiles (Tab 2) */
.risk-profiles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
}

.risk-profile {
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    text-align: center;
}

.risk-profile.low {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border: 2px solid #4caf50;
}

.risk-profile.elevated {
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    border: 2px solid #ff9800;
}

.risk-profile.residual {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    border: 2px solid #f44336;
}

.risk-profile h6 {
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
    margin-bottom: var(--space-3);
    text-transform: uppercase;
}

.profile-stats {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.profile-number {
    display: block;
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
}

.profile-stats .comparison {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    text-align: left;
    font-size: var(--text-xs);
}

/* SweDCIS Results (Tab 3) */
.swedcis-results {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.swedcis-group {
    padding: var(--space-5);
    border-radius: var(--radius-lg);
}

.swedcis-group.elevated {
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    border-left: 4px solid #ff9800;
}

.swedcis-group.low {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border-left: 4px solid #4caf50;
}

.swedcis-group h6 {
    font-size: var(--text-base);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
    margin-bottom: var(--space-2);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.swedcis-group.elevated h6 i { color: #ff9800; }
.swedcis-group.low h6 i { color: #4caf50; }

.swedcis-group p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.swedcis-group ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.swedcis-group li {
    font-size: var(--text-sm);
    color: var(--text-primary);
    padding: var(--space-1) 0;
}

.swedcis-group li strong {
    color: var(--prelude-navy);
    font-size: var(--text-lg);
}

/* Kaiser Detail */
.kaiser-detail {
    margin-top: var(--space-4);
    padding: var(--space-4);
    background: var(--bg-rose);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

/* Validation Metrics (Tab 5) */
.validation-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
}

.metric-card {
    background: var(--bg-light);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    text-align: center;
    border-top: 3px solid var(--genoma-teal);
}

.metric-icon {
    font-size: var(--text-2xl);
    color: var(--genoma-teal);
    margin-bottom: var(--space-2);
}

.metric-value {
    display: block;
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
    margin-bottom: var(--space-1);
}

.metric-label {
    font-size: var(--text-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

/* Cost Analysis (Tab 6) */
.cost-analysis {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}

.cost-method,
.cost-finding {
    padding: var(--space-5);
    border-radius: var(--radius-lg);
}

.cost-method {
    background: var(--bg-light);
    text-align: center;
}

.cost-method i {
    font-size: var(--text-3xl);
    color: var(--prelude-gold);
    margin-bottom: var(--space-3);
}

.cost-method p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0;
}

.cost-finding {
    background: linear-gradient(135deg, var(--genoma-teal) 0%, var(--genoma-teal-dark) 100%);
    color: var(--text-on-dark);
}

.cost-finding i {
    font-size: var(--text-2xl);
    color: var(--prelude-gold-light);
    margin-bottom: var(--space-2);
}

.cost-finding h6 {
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-2);
    color: var(--text-on-dark);
}

.cost-finding p {
    font-size: var(--text-sm);
    margin: 0;
    color: rgba(255,255,255,0.9);
}

/* Study Conclusion */
.study-conclusion {
    background: var(--bg-rose);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--prelude-gold);
}

.study-conclusion p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0;
    line-height: var(--leading-relaxed);
}

.study-conclusion i {
    color: var(--prelude-gold);
    margin-right: var(--space-2);
}

/* ============================================
   RESPONSIVE - Evidence Tabs (Mobile First)
   Enhanced Mobile Experience v2.1
   ============================================ */

/* Tablet (max-width: 1024px) */
@media (max-width: 1024px) {
    .evidence-section-new {
        padding: var(--space-8) var(--space-4);
    }
    
    .evidence-stats-bar {
        gap: var(--space-4);
        padding: var(--space-5);
    }
    
    .evidence-stat .stat-value {
        font-size: var(--text-xl);
    }
    
    .tabs-nav {
        justify-content: flex-start;
        position: relative;
    }
    
    .tab-btn {
        min-width: 120px;
    }
    
    .results-grid,
    .swedcis-results,
    .cost-analysis {
        grid-template-columns: 1fr;
    }
    
    .risk-profiles {
        grid-template-columns: 1fr;
    }
    
    .validation-metrics {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .study-header h4 {
        font-size: var(--text-lg);
    }
}

/* Mobile Large (max-width: 768px) */
@media (max-width: 768px) {
    .evidence-section-new {
        padding: var(--space-6) var(--space-3);
    }
    
    .evidence-header h3 {
        font-size: var(--text-2xl);
        text-align: center;
    }
    
    .evidence-header .evidence-intro {
        text-align: center;
        font-size: var(--text-base);
    }
    
    /* Stats Bar - 3 Column Row on mobile */
    .evidence-stats-bar {
        display: flex;
        justify-content: space-between;
        gap: var(--space-2);
        padding: var(--space-4) var(--space-3);
        border-radius: var(--radius-xl);
    }
    
    .evidence-stat {
        flex: 1;
        padding: var(--space-3) var(--space-2);
        background: rgba(255, 255, 255, 0.1);
        border-radius: var(--radius-lg);
        text-align: center;
        transition: all 0.2s ease;
        position: relative;
        overflow: hidden;
    }
    
    .evidence-stat::before {
        content: '';
        position: absolute;
        top: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 30px;
        height: 3px;
        background: var(--prelude-gold);
        border-radius: 0 0 var(--radius-sm) var(--radius-sm);
        opacity: 0.8;
    }
    
    .evidence-stat:active {
        transform: scale(0.96);
        background: rgba(255, 255, 255, 0.18);
    }
    
    .evidence-stat .stat-value {
        font-size: var(--text-lg);
        display: block;
        margin-bottom: var(--space-1);
    }
    
    .evidence-stat .stat-desc {
        font-size: var(--text-xs);
        line-height: 1.3;
    }
    
    /* Tabs Container - Mobile Optimized */
    .evidence-tabs {
        margin-top: var(--space-6);
        border-radius: var(--radius-xl);
        overflow: hidden;
    }
    
    /* Tabs Navigation - Horizontal scrollable pills */
    .tabs-nav {
        display: flex;
        gap: var(--space-2);
        padding: var(--space-3);
        background: var(--bg-light);
        overflow-x: auto;
        overflow-y: hidden;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none; /* Firefox */
        position: relative;
    }
    
    .tabs-nav::-webkit-scrollbar {
        display: none; /* Chrome, Safari */
    }
    
    /* Scroll indicator fade effect */
    .tabs-nav::before,
    .tabs-nav::after {
        content: '';
        position: sticky;
        top: 0;
        bottom: 0;
        width: 20px;
        flex-shrink: 0;
        pointer-events: none;
        z-index: 2;
    }
    
    .tabs-nav::before {
        left: 0;
        background: linear-gradient(to right, var(--bg-light), transparent);
    }
    
    .tabs-nav::after {
        right: 0;
        background: linear-gradient(to left, var(--bg-light), transparent);
    }
    
    .tab-btn {
        flex: 0 0 auto;
        min-width: auto;
        padding: var(--space-3) var(--space-4);
        border-radius: var(--radius-full);
        background: var(--bg-white);
        border: 2px solid var(--bg-rose-medium);
        scroll-snap-align: center;
        flex-direction: row;
        gap: var(--space-2);
        white-space: nowrap;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }
    
    .tab-btn i {
        font-size: var(--text-base);
    }
    
    .tab-btn span {
        font-size: var(--text-sm);
        font-weight: var(--font-semibold);
    }
    
    .tab-btn small {
        display: none; /* Hide patient count on mobile tabs */
    }
    
    .tab-btn.active {
        background: var(--prelude-navy);
        color: var(--text-on-dark);
        border-color: var(--prelude-navy);
        box-shadow: 0 4px 12px rgba(26, 54, 93, 0.3);
        transform: scale(1.02);
    }
    
    .tab-btn.active i {
        color: var(--prelude-gold);
    }
    
    .tab-btn.active::after {
        display: none; /* Remove bottom border indicator */
    }
    
    .tab-btn:hover {
        background: var(--bg-rose);
    }
    
    .tab-btn.active:hover {
        background: var(--prelude-navy);
    }
    
    /* Tab Content with animation */
    .tabs-content {
        padding: var(--space-4);
        min-height: 400px;
    }
    
    .tab-panel {
        animation: fadeSlideIn 0.4s ease-out;
    }
    
    @keyframes fadeSlideIn {
        from {
            opacity: 0;
            transform: translateY(10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    /* Study Card - Mobile optimized */
    .study-card {
        padding: var(--space-4);
        border-radius: var(--radius-lg);
    }
    
    .study-card.featured-study {
        padding: var(--space-4);
        border-left-width: 3px;
    }
    
    .study-header {
        margin-bottom: var(--space-4);
        padding-bottom: var(--space-3);
    }
    
    .study-header h4 {
        font-size: var(--text-base);
        line-height: var(--leading-snug);
    }
    
    .study-journal {
        font-size: var(--text-xs);
    }
    
    .study-citation {
        font-size: var(--text-xs);
        padding-left: var(--space-4);
        margin-top: var(--space-2);
    }
    
    /* Study Sections */
    .study-purpose,
    .study-results,
    .study-conclusion {
        margin-bottom: var(--space-4);
    }
    
    .study-purpose h5,
    .study-results h5 {
        font-size: var(--text-sm);
        margin-bottom: var(--space-2);
    }
    
    .study-purpose p {
        font-size: var(--text-sm);
    }
    
    /* Results Grid */
    .results-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }
    
    .result-item {
        padding: var(--space-3);
        display: flex;
        align-items: center;
        gap: var(--space-3);
    }
    
    .result-number {
        font-size: var(--text-xl);
        flex-shrink: 0;
        min-width: 70px;
    }
    
    .result-text {
        font-size: var(--text-xs);
    }
    
    /* Risk Profiles */
    .risk-profiles {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }
    
    .risk-profile {
        padding: var(--space-4);
    }
    
    .risk-profile h6 {
        font-size: var(--text-xs);
        margin-bottom: var(--space-2);
    }
    
    .profile-number {
        font-size: var(--text-lg);
    }
    
    .profile-stats .comparison {
        font-size: 11px;
    }
    
    /* SweDCIS Results */
    .swedcis-results {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }
    
    .swedcis-group {
        padding: var(--space-4);
    }
    
    .swedcis-group h6 {
        font-size: var(--text-sm);
    }
    
    .swedcis-group li strong {
        font-size: var(--text-base);
    }
    
    /* Kaiser Detail */
    .kaiser-detail {
        padding: var(--space-3);
        font-size: var(--text-xs);
    }
    
    /* Validation Metrics */
    .validation-metrics {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }
    
    .metric-card {
        padding: var(--space-4);
    }
    
    .metric-icon {
        font-size: var(--text-xl);
        margin-bottom: var(--space-1);
    }
    
    .metric-value {
        font-size: var(--text-lg);
    }
    
    .metric-label {
        font-size: 10px;
    }
    
    /* Cost Analysis */
    .cost-analysis {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }
    
    .cost-method,
    .cost-finding {
        padding: var(--space-4);
    }
    
    .cost-method i {
        font-size: var(--text-2xl);
    }
    
    /* Study Conclusion */
    .study-conclusion {
        padding: var(--space-3);
    }
    
    .study-conclusion p {
        font-size: var(--text-xs);
    }
}

/* Mobile Small (max-width: 480px) */
@media (max-width: 480px) {
    .evidence-section-new {
        padding: var(--space-4) var(--space-2);
    }
    
    .evidence-header h3 {
        font-size: var(--text-xl);
        padding: 0 var(--space-2);
    }
    
    .evidence-header h3 i {
        display: none; /* Hide icon on very small screens */
    }
    
    .evidence-header .evidence-intro {
        font-size: var(--text-sm);
        padding: 0 var(--space-2);
    }
    
    /* Stats Bar - Compact 3 columns */
    .evidence-stats-bar {
        gap: var(--space-1);
        padding: var(--space-3) var(--space-2);
        border-radius: var(--radius-lg);
    }
    
    .evidence-stat {
        padding: var(--space-2) var(--space-1);
        border-radius: var(--radius-md);
    }
    
    .evidence-stat::before {
        width: 20px;
        height: 2px;
    }
    
    .evidence-stat .stat-value {
        font-size: var(--text-base);
        font-weight: var(--font-bold);
    }
    
    .evidence-stat .stat-desc {
        font-size: 9px;
        line-height: 1.2;
    }
    
    /* Compact tab navigation */
    .tabs-nav {
        padding: var(--space-2);
        gap: var(--space-2);
    }
    
    .tab-btn {
        padding: var(--space-2) var(--space-3);
        gap: var(--space-1);
    }
    
    .tab-btn i {
        font-size: var(--text-sm);
    }
    
    .tab-btn span {
        font-size: var(--text-xs);
        font-weight: var(--font-semibold);
    }
    
    .tabs-content {
        padding: var(--space-3);
        min-height: 350px;
    }
    
    /* Study Card */
    .study-card {
        padding: var(--space-3);
    }
    
    .study-badge {
        font-size: 9px;
        padding: var(--space-1) var(--space-2);
    }
    
    .study-header h4 {
        font-size: var(--text-sm);
        line-height: 1.3;
    }
    
    .study-journal {
        font-size: 10px;
    }
    
    .study-citation {
        font-size: 10px;
        padding-left: var(--space-3);
        margin-top: var(--space-2);
    }
    
    /* Compact result items - Card style */
    .result-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: var(--space-3);
        background: var(--bg-white);
        border-radius: var(--radius-md);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }
    
    .result-item.highlight {
        background: linear-gradient(135deg, var(--prelude-gold) 0%, #e8a839 100%);
    }
    
    .result-item.highlight .result-number,
    .result-item.highlight .result-text {
        color: white;
    }
    
    .result-number {
        min-width: auto;
        margin-bottom: var(--space-1);
        font-size: var(--text-xl);
    }
    
    .result-text {
        font-size: 11px;
        line-height: 1.4;
    }
    
    /* Risk Profiles - Compact cards */
    .risk-profile {
        padding: var(--space-3);
    }
    
    .risk-profile h6 {
        font-size: 11px;
        margin-bottom: var(--space-2);
    }
    
    .profile-number {
        font-size: var(--text-base);
    }
    
    .profile-stats .comparison {
        font-size: 10px;
        flex-direction: column;
        gap: var(--space-1);
    }
    
    /* SweDCIS Results */
    .swedcis-group {
        padding: var(--space-3);
    }
    
    .swedcis-group h6 {
        font-size: var(--text-xs);
    }
    
    .swedcis-group li {
        font-size: 11px;
    }
    
    .swedcis-group li strong {
        font-size: var(--text-sm);
    }
    
    /* Validation Metrics - 2x2 Grid */
    .validation-metrics {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2);
    }
    
    .metric-card {
        padding: var(--space-3);
    }
    
    .metric-icon {
        font-size: var(--text-lg);
        margin-bottom: var(--space-1);
    }
    
    .metric-value {
        font-size: var(--text-base);
    }
    
    .metric-label {
        font-size: 9px;
    }
    
    /* Cost Analysis */
    .cost-method,
    .cost-finding {
        padding: var(--space-3);
    }
    
    .cost-method i {
        font-size: var(--text-xl);
    }
    
    .cost-method h6,
    .cost-finding h6 {
        font-size: var(--text-xs);
    }
    
    .cost-method p,
    .cost-finding p {
        font-size: 11px;
    }
    
    /* Study Conclusion */
    .study-conclusion {
        padding: var(--space-3);
        border-radius: var(--radius-md);
    }
    
    .study-conclusion p {
        font-size: 11px;
    }
    
    .study-purpose h5,
    .study-results h5 {
        font-size: var(--text-xs);
    }
    
    .study-purpose p {
        font-size: 11px;
    }
}

/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
    .tab-btn {
        min-height: 44px; /* Minimum touch target per WCAG */
        -webkit-tap-highlight-color: transparent;
    }
    
    .tabs-nav {
        scroll-padding: var(--space-3);
    }
    
    /* Active state feedback */
    .tab-btn:active {
        transform: scale(0.95);
        transition: transform 0.1s ease;
    }
    
    .tab-btn.active:active {
        transform: scale(0.98);
    }
    
    /* Result items touch feedback */
    .result-item:active,
    .risk-profile:active,
    .metric-card:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
    
    /* Swipe hint animation */
    .tabs-nav.show-hint .tab-btn:first-child {
        animation: swipeHint 1.5s ease-in-out 2;
    }
    
    @keyframes swipeHint {
        0%, 100% { transform: translateX(0); }
        50% { transform: translateX(-10px); }
    }
}

/* Landscape mode optimization for mobile */
@media (max-height: 500px) and (orientation: landscape) {
    .evidence-stats-bar {
        display: flex;
        justify-content: center;
        gap: var(--space-4);
        padding: var(--space-2) var(--space-4);
    }
    
    .evidence-stat {
        padding: var(--space-2) var(--space-4);
        flex: 0 1 auto;
    }
    
    .evidence-stat::before {
        display: none;
    }
    
    .tabs-content {
        min-height: auto;
    }
    
    .study-card {
        padding: var(--space-3);
    }
}

/* Dark mode support for evidence section */
@media (prefers-color-scheme: dark) {
    .tab-btn {
        background: rgba(255, 255, 255, 0.1);
        border-color: rgba(255, 255, 255, 0.2);
    }
    
    .tab-btn.active {
        background: var(--prelude-navy);
    }
}

/* ============================================
   MOBILE TAB INDICATOR (Dots Navigation)
   ============================================ */

.tabs-indicator {
    display: none; /* Hidden on desktop */
}

@media (max-width: 768px) {
    .tabs-indicator {
        display: flex;
        justify-content: center;
        gap: var(--space-2);
        padding: var(--space-3) 0;
        background: var(--bg-light);
        border-top: 1px solid rgba(0, 0, 0, 0.05);
    }
    
    .indicator-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--bg-rose-medium);
        cursor: pointer;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        border: none;
    }
    
    .indicator-dot:hover {
        background: var(--prelude-rose);
        transform: scale(1.2);
    }
    
    .indicator-dot.active {
        background: var(--prelude-navy);
        width: 24px;
        border-radius: 4px;
    }
    
    /* Swipe instruction hint */
    .swipe-hint {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--space-2);
        padding: var(--space-2);
        background: rgba(26, 54, 93, 0.9);
        color: white;
        font-size: var(--text-xs);
        border-radius: var(--radius-full);
        position: absolute;
        bottom: var(--space-4);
        left: 50%;
        transform: translateX(-50%);
        animation: fadeInUp 0.5s ease, fadeOut 0.5s ease 3s forwards;
        z-index: 10;
    }
    
    .swipe-hint i {
        animation: swipeIcon 1s ease-in-out infinite;
    }
    
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateX(-50%) translateY(10px);
        }
        to {
            opacity: 1;
            transform: translateX(-50%) translateY(0);
        }
    }
    
    @keyframes fadeOut {
        to {
            opacity: 0;
            visibility: hidden;
        }
    }
    
    @keyframes swipeIcon {
        0%, 100% { transform: translateX(0); }
        50% { transform: translateX(5px); }
    }
}

@media (max-width: 480px) {
    .tabs-indicator {
        gap: var(--space-1);
        padding: var(--space-2) 0;
    }
    
    .indicator-dot {
        width: 6px;
        height: 6px;
    }
    
    .indicator-dot.active {
        width: 18px;
    }
}

/* Print styles for evidence section */
@media print {
    .tabs-nav,
    .tabs-indicator {
        display: none !important;
    }
    
    .tab-panel {
        display: block !important;
        page-break-inside: avoid;
        margin-bottom: 2rem;
    }
    
    .study-card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* Guidelines Section */
.guidelines-section {
    margin-bottom: var(--space-12);
    padding: var(--space-8);
    background: var(--bg-rose);
    border-radius: var(--radius-xl);
}

.guidelines-section h3 {
    font-size: var(--text-xl);
    color: var(--prelude-navy);
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.guidelines-section h3 i {
    color: var(--prelude-gold);
}

.guidelines-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.guideline-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    background: var(--bg-white);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
}

.guideline-logo {
    width: 80px;
    height: auto;
    flex-shrink: 0;
}

.guideline-icon {
    font-size: var(--text-3xl);
    color: var(--prelude-gold);
    flex-shrink: 0;
}

.guideline-text strong {
    display: block;
    font-size: var(--text-base);
    color: var(--prelude-navy);
    margin-bottom: var(--space-2);
}

.guideline-text p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: 0;
    line-height: var(--leading-relaxed);
}

/* Interpretation Section */
.interpretation-section {
    margin-bottom: var(--space-12);
}

.interpretation-section h3 {
    font-size: var(--text-xl);
    color: var(--prelude-navy);
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.interpretation-section h3 i {
    color: var(--prelude-gold);
}

.score-interpretation {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.score-range {
    padding: var(--space-6);
    border-radius: var(--radius-xl);
}

.score-range.low {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border: 2px solid #4caf50;
}

.score-range.elevated {
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    border: 2px solid #ff9800;
}

.range-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 2px dashed rgba(0, 0, 0, 0.1);
}

.range-value {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
}

.score-range.low .range-label {
    background: #4caf50;
    color: white;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
}

.score-range.elevated .range-label {
    background: #ff9800;
    color: white;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
}

.range-description p {
    font-size: var(--text-base);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.range-note {
    font-size: var(--text-sm) !important;
    color: var(--text-muted) !important;
    font-style: italic;
}

/* Ordering Section */
.ordering-section {
    margin-bottom: var(--space-12);
}

.ordering-section h3 {
    font-size: var(--text-xl);
    color: var(--prelude-navy);
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.ordering-section h3 i {
    color: var(--prelude-gold);
}

.ordering-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.order-step {
    background: var(--bg-light);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    position: relative;
}

.order-number {
    position: absolute;
    top: calc(-1 * var(--space-4));
    left: var(--space-6);
    width: 40px;
    height: 40px;
    background: var(--prelude-navy);
    color: var(--text-on-dark);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
}

.order-content h4 {
    font-size: var(--text-base);
    font-weight: var(--font-bold);
    color: var(--prelude-navy);
    margin-bottom: var(--space-4);
    margin-top: var(--space-2);
}

.order-content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.order-content li {
    position: relative;
    padding-left: var(--space-5);
    margin-bottom: var(--space-2);
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.order-content li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--prelude-gold);
    font-weight: var(--font-bold);
}

.order-content li strong {
    color: var(--prelude-navy);
}

/* CTA Box */
.cta-box {
    text-align: center;
    padding: var(--space-10);
    background: var(--bg-rose);
    border-radius: var(--radius-xl);
    border: 1px solid var(--prelude-rose);
}

.cta-box h3 {
    font-size: var(--text-2xl);
    color: var(--prelude-navy);
    margin-bottom: var(--space-4);
}

.cta-box p {
    font-size: var(--text-base);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--space-6);
    line-height: var(--leading-relaxed);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

/* ============================================
   CTA BOX WHATSAPP - Enhanced Single Button
   ============================================ */

.cta-box-whatsapp {
    background: linear-gradient(135deg, var(--bg-rose) 0%, #fff5f8 50%, var(--bg-white) 100%);
    border: 2px solid var(--prelude-rose);
    position: relative;
    overflow: hidden;
}

.cta-box-whatsapp::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(37, 211, 102, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.cta-buttons-single {
    display: flex;
    justify-content: center;
}

/* Hero WhatsApp Button - Premium Design */
.btn-whatsapp-hero {
    display: inline-flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-8);
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
    border-radius: var(--radius-xl);
    text-decoration: none;
    font-weight: var(--font-semibold);
    box-shadow: 
        0 4px 15px rgba(37, 211, 102, 0.4),
        0 2px 6px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-whatsapp-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: left 0.5s ease;
}

.btn-whatsapp-hero:hover::before {
    left: 100%;
}

.btn-whatsapp-hero:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 8px 25px rgba(37, 211, 102, 0.5),
        0 4px 10px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    background: linear-gradient(135deg, #2EE370 0%, #15A084 100%);
}

.btn-whatsapp-hero:active {
    transform: translateY(-1px) scale(1);
    box-shadow: 
        0 4px 15px rgba(37, 211, 102, 0.4),
        0 2px 6px rgba(0, 0, 0, 0.1);
}

.btn-whatsapp-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    font-size: var(--text-2xl);
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.btn-whatsapp-hero:hover .btn-whatsapp-icon {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.btn-whatsapp-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
}

.btn-whatsapp-title {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    letter-spacing: -0.01em;
}

.btn-whatsapp-subtitle {
    font-size: var(--text-sm);
    opacity: 0.9;
    font-weight: var(--font-normal);
}

.btn-whatsapp-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    font-size: var(--text-sm);
    transition: all 0.3s ease;
    margin-left: var(--space-2);
}

.btn-whatsapp-hero:hover .btn-whatsapp-arrow {
    background: rgba(255, 255, 255, 0.25);
    transform: translateX(4px);
}

/* Pulse animation for attention */
.btn-whatsapp-hero {
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 
            0 4px 15px rgba(37, 211, 102, 0.4),
            0 2px 6px rgba(0, 0, 0, 0.1),
            inset 0 1px 0 rgba(255, 255, 255, 0.2);
    }
    50% {
        box-shadow: 
            0 4px 20px rgba(37, 211, 102, 0.6),
            0 2px 8px rgba(0, 0, 0, 0.15),
            inset 0 1px 0 rgba(255, 255, 255, 0.2);
    }
}

/* Stop animation on hover for cleaner interaction */
.btn-whatsapp-hero:hover {
    animation: none;
}

/* Responsive WhatsApp Button */
@media (max-width: 768px) {
    .cta-box-whatsapp {
        padding: var(--space-6);
    }
    
    .cta-box-whatsapp h3 {
        font-size: var(--text-xl);
    }
    
    .cta-box-whatsapp p {
        font-size: var(--text-sm);
    }
    
    .btn-whatsapp-hero {
        padding: var(--space-3) var(--space-5);
        gap: var(--space-3);
        width: 100%;
        max-width: 320px;
    }
    
    .btn-whatsapp-icon {
        width: 40px;
        height: 40px;
        font-size: var(--text-xl);
    }
    
    .btn-whatsapp-title {
        font-size: var(--text-base);
    }
    
    .btn-whatsapp-subtitle {
        font-size: var(--text-xs);
    }
    
    .btn-whatsapp-arrow {
        width: 28px;
        height: 28px;
        margin-left: auto;
    }
}

@media (max-width: 480px) {
    .cta-box-whatsapp {
        padding: var(--space-5);
        border-radius: var(--radius-lg);
    }
    
    .btn-whatsapp-hero {
        padding: var(--space-3) var(--space-4);
        border-radius: var(--radius-lg);
        max-width: 100%;
    }
    
    .btn-whatsapp-icon {
        width: 36px;
        height: 36px;
        font-size: var(--text-lg);
        border-radius: 50%;
    }
    
    .btn-whatsapp-arrow {
        display: none;
    }
}

/* Touch devices */
@media (hover: none) and (pointer: coarse) {
    .btn-whatsapp-hero {
        animation: none; /* Disable pulse on touch */
    }
    
    .btn-whatsapp-hero:active {
        transform: scale(0.98);
        background: linear-gradient(135deg, #20B858 0%, #0E7A6D 100%);
    }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .btn-whatsapp-hero {
        animation: none;
    }
    
    .btn-whatsapp-hero::before {
        display: none;
    }
    
    .btn-whatsapp-hero,
    .btn-whatsapp-icon,
    .btn-whatsapp-arrow {
        transition: none;
    }
}

/* Responsive adjustments for physicians section */
@media (max-width: 1024px) {
    .physician-intro {
        grid-template-columns: 1fr;
    }
    
    .intro-stats {
        flex-direction: row;
        justify-content: center;
    }
    
    .challenge-grid {
        grid-template-columns: 1fr;
    }
    
    .genes-grid {
        grid-template-columns: 1fr;
    }
    
    .evidence-grid {
        grid-template-columns: 1fr;
    }
    
    .evidence-card.featured {
        grid-column: auto;
    }
    
    .guidelines-grid {
        grid-template-columns: 1fr;
    }
    
    .score-interpretation {
        grid-template-columns: 1fr;
    }
    
    .ordering-steps {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .intro-stats {
        flex-direction: column;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }
}

/* ============================================
   GENOMA SECTION
   ============================================ */
.genoma-section {
    background: linear-gradient(135deg, var(--genoma-teal) 0%, var(--genoma-teal-dark) 100%);
    color: var(--text-on-dark);
    padding: var(--space-20) 0;
}

.genoma-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--space-12);
    align-items: center;
}

.genoma-info h3 {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--text-on-dark);
    margin-bottom: var(--space-6);
}

.genoma-info p {
    font-size: var(--text-lg);
    line-height: var(--leading-loose);
    margin-bottom: var(--space-8);
    color: rgba(255, 255, 255, 0.9);
}

.genoma-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    background: rgba(255, 255, 255, 0.12);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    transition: background var(--transition-fast);
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.18);
}

.feature-item i {
    font-size: var(--text-xl);
    color: var(--prelude-gold-light);
}

.feature-item span {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
}

.genoma-services {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.genoma-services h4 {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-6);
    color: var(--text-on-dark);
}

.genoma-services ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.genoma-services li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-base);
}

.genoma-services li i {
    color: var(--prelude-gold-light);
}

/* ============================================
   CONTACT SECTION - Compacta y Responsive
   ============================================ */
.contact-section {
    background: var(--bg-light);
    padding: var(--space-16) 0;
}

.contact-compact {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

/* Tarjeta principal de contacto */
.contact-main-card {
    background: var(--bg-white);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.contact-main-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
}

/* Botones de contacto principal */
.contact-primary-btn {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--transition-base);
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
}

.contact-primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-primary-btn.email {
    background: linear-gradient(135deg, var(--prelude-navy-light) 0%, var(--prelude-navy) 100%);
}

.contact-primary-btn.web {
    background: linear-gradient(135deg, var(--genoma-teal) 0%, var(--genoma-teal-dark) 100%);
}

.contact-primary-btn i {
    font-size: var(--text-2xl);
    flex-shrink: 0;
}

.contact-primary-btn div {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.contact-primary-btn strong {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    opacity: 0.9;
}

.contact-primary-btn span {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Sedes compactas */
.locations-compact {
    background: var(--prelude-navy);
    color: var(--text-on-dark);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
}

.locations-compact h3 {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--text-on-dark);
    margin-bottom: var(--space-5);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.locations-compact h3 i {
    color: var(--prelude-gold-light);
}

.locations-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
}

.location-card {
    padding: var(--space-4);
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--prelude-gold);
    transition: background var(--transition-fast);
}

.location-card:hover {
    background: rgba(255, 255, 255, 0.12);
}

.location-header {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    margin-bottom: var(--space-2);
}

.location-header strong {
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    color: var(--prelude-gold-light);
}

.location-phone {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-on-dark);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.location-phone:hover {
    color: var(--prelude-gold-light);
}

.location-phone i {
    font-size: var(--text-xs);
}

.location-address {
    font-size: var(--text-xs);
    color: var(--text-on-dark-muted);
    line-height: var(--leading-relaxed);
    display: block;
}

/* Responsive - Tablet */
@media (max-width: 768px) {
    .contact-main-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }
    
    .contact-primary-btn {
        justify-content: flex-start;
    }
    
    .locations-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }
    
    .location-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

/* Responsive - Tablet landscape */
@media (min-width: 769px) and (max-width: 1024px) {
    .locations-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 576px) and (max-width: 768px) {
    .contact-main-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .contact-primary-btn {
        flex-direction: column;
        text-align: center;
        padding: var(--space-4) var(--space-3);
    }
    
    .contact-primary-btn div {
        align-items: center;
    }
    
    .locations-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Responsive - Mobile pequeño */
@media (max-width: 480px) {
    .contact-section {
        padding: var(--space-12) 0;
    }
    
    .contact-main-card,
    .locations-compact {
        padding: var(--space-4);
    }
    
    .contact-primary-btn {
        padding: var(--space-3) var(--space-4);
    }
    
    .contact-primary-btn i {
        font-size: var(--text-xl);
    }
    
    .location-card {
        padding: var(--space-3);
    }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--prelude-navy-dark);
    color: var(--text-on-dark);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-10);
    padding-bottom: var(--space-10);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    height: 56px;
    margin-bottom: var(--space-5);
}

.footer-brand p {
    font-size: var(--text-sm);
    color: var(--text-on-dark-muted);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-5);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--prelude-gold);
    color: var(--prelude-navy-dark);
}

.footer-links h4 {
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    margin-bottom: var(--space-5);
    color: var(--text-on-dark);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-links a {
    font-size: var(--text-sm);
    color: var(--text-on-dark-muted);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--prelude-gold-light);
}

.footer-partner h4 {
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    margin-bottom: var(--space-5);
    color: var(--text-on-dark);
}

.footer-partner .prelude-text {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-2);
}

.footer-partner .prelude-text .rose {
    color: var(--prelude-rose);
}

.footer-partner p {
    font-size: var(--text-xs);
    color: var(--text-on-dark-muted);
}

.footer-exclusive {
    font-size: var(--text-xs) !important;
    color: var(--prelude-gold-light) !important;
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
    margin-bottom: var(--space-1) !important;
}

.footer-trademark {
    font-size: 0.65rem !important;
    color: rgba(255, 255, 255, 0.35) !important;
    margin-top: var(--space-2);
}

.footer-bottom {
    padding-top: var(--space-8);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--text-sm);
    color: var(--text-on-dark-muted);
    margin-bottom: var(--space-2);
}

.disclaimer {
    font-size: var(--text-xs) !important;
    color: rgba(255, 255, 255, 0.4) !important;
    max-width: 700px;
    margin: 0 auto;
    line-height: var(--leading-relaxed);
}

/* ============================================
   FLOATING CTA
   ============================================ */
.floating-cta {
    position: fixed;
    bottom: var(--space-8);
    right: var(--space-8);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-base);
}

.floating-cta.visible {
    opacity: 1;
    transform: translateY(0);
}

.fab {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-lg);
    border: none;
    font-size: var(--text-xl);
    color: var(--text-on-dark);
}

.fab-whatsapp {
    background: #25D366;
}

.fab-whatsapp:hover {
    background: #20bd5a;
}

.fab-phone {
    background: var(--prelude-navy);
}

.fab-phone:hover {
    background: var(--prelude-navy-light);
}

.fab-top {
    background: var(--prelude-gold);
    color: var(--prelude-navy-dark);
}

.fab-top:hover {
    background: var(--prelude-gold-light);
}

.fab:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    :root {
        --container-padding: var(--space-5);
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-white);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-20) var(--space-6);
        gap: var(--space-4);
        transition: right var(--transition-base);
        box-shadow: var(--shadow-xl);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .value-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .score-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .evidence-grid {
        grid-template-columns: 1fr;
    }
    
    /* Case Content - Stacking on mobile */
    .case-content {
        grid-template-columns: 1fr;
        gap: 0; /* No gap for stacking */
        box-shadow: none;
    }
    
    .case-panel {
        padding: var(--space-6);
    }
    
    .case-panel.before {
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }
    
    .case-panel.results {
        border-radius: 0;
        z-index: 5;
    }
    
    .case-panel.after {
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    }
    
    /* Order adjustment if needed, but linear flow is good */

    
    .journey-timeline {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-8);
    }
    
    .journey-timeline::before {
        display: none;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }
}

@media (max-width: 768px) {
    /* Nav Logos - Responsive */
    .nav-logos {
        gap: var(--space-2);
    }
    
    .nav-logo-img {
        height: 32px;
    }
    
    .nav-logo-prelude {
        height: 44px;
    }
    
    .nav-logo-divider {
        height: 28px;
    }
    
    .section {
        padding: var(--space-16) 0;
    }
    
    .hero-content {
        padding: var(--space-12) var(--container-padding);
    }
    
    .section-title {
        font-size: var(--text-3xl);
    }
    
    .hero-logo-text {
        font-size: var(--text-4xl);
    }
    
    .hero-tagline {
        font-size: var(--text-xl);
    }
    
    .hero-description {
        font-size: var(--text-base);
    }
    
    .hero-ctas {
        flex-direction: column;
        align-items: stretch;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .journey-timeline {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-10);
    }
    
    .footer-brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .floating-cta {
        bottom: var(--space-5);
        right: var(--space-5);
    }
    
    .fab {
        width: 48px;
        height: 48px;
        font-size: var(--text-lg);
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: var(--space-4);
    }
    
    /* Nav Logos - Compact for small screens */
    .nav-logos {
        gap: var(--space-1);
    }
    
    .nav-logo-img {
        height: 28px;
    }
    
    .nav-logo-prelude {
        height: 38px;
    }
    
    .nav-logo-divider {
        height: 24px;
        margin: 0 var(--space-1);
    }
    
    .hero-logo-text {
        font-size: var(--text-3xl);
    }
    
    .section-title {
        font-size: var(--text-2xl);
    }
    
    .btn {
        padding: var(--space-4) var(--space-6);
        font-size: var(--text-sm);
    }
    
    .score-card,
    .benefit-card,
    .evidence-card,
    .contact-card,
    .locations-card {
        padding: var(--space-6);
    }
    
    .step-number {
        width: 72px;
        height: 72px;
        font-size: var(--text-2xl);
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Focus styles - Enhanced */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--prelude-gold);
    outline-offset: 2px;
}

/* Disable hover effects on touch devices for better UX */
@media (hover: none) {
    .benefit-card:hover,
    .score-card:hover,
    .evidence-card:hover,
    .value-card:hover {
        transform: none;
        box-shadow: var(--shadow-md);
    }
    
    .fab:hover {
        transform: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --prelude-navy: #000033;
        --text-secondary: #333333;
        --prelude-gold: #cc8800;
    }
    
    .btn-primary,
    .nav-cta {
        border: 2px solid #ffffff;
    }
}

/* Print styles */
@media print {
    .navbar,
    .floating-cta,
    .nav-toggle,
    .hero-ctas {
        display: none !important;
    }
    
    .hero {
        min-height: auto;
        padding: 2rem 0;
    }
    
    .section {
        padding: 1.5rem 0;
        page-break-inside: avoid;
    }
    
    a[href]::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: #666;
    }
    
    a[href^="#"]::after,
    a[href^="javascript:"]::after {
        content: "";
    }
}

/* Will-change for performance optimization */
.fab,
.benefit-card,
.score-card,
.evidence-card,
.btn {
    will-change: transform;
}

/* Form validation states - Reserved for future use */