/* ==========================================
   DR. GUSTAVO SAKUNO - Oftalmologia & Oculomics
   Aesthetic: Medical Elegance with Deep Teal/Blue
   Font: Playfair Display (headings) + DM Sans (body)
   ========================================== */

/* CSS Variables */
:root {
    /* Colors - Medical Elegance Palette */
    --bg-primary: #0a0f14;
    --bg-secondary: #0d1419;
    --bg-tertiary: #131b22;
    --bg-card: #111920;

    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --accent-primary: #0d9488;
    --accent-secondary: #14b8a6;
    --accent-light: #5eead4;
    --accent-glow: rgba(13, 148, 136, 0.4);
    --accent-gradient: linear-gradient(135deg, #0d9488 0%, #14b8a6 50%, #2dd4bf 100%);

    --medical-blue: #0ea5e9;
    --medical-blue-glow: rgba(14, 165, 233, 0.3);

    --border-color: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);

    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'DM Sans', -apple-system, sans-serif;

    /* Spacing */
    --section-padding: clamp(32px, 4vw, 50px);
    --container-width: 1200px;
    --border-radius: 16px;
    --border-radius-sm: 8px;
    --border-radius-lg: 24px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    max-width: 100vw;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Custom Cursor Glow */
.cursor-glow {
    position: fixed;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.2;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
}

/* Selection */
::selection {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: 3px;
}

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 40px;
    background: rgba(10, 15, 20, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    transition: transform var(--transition-medium);
}

.logo:hover .logo-icon {
    transform: scale(1.05);
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.nav-center {
    display: flex;
    gap: 36px;
}

.nav-link {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width var(--transition-medium);
}

.nav-link:hover {
    color: var(--text-primary);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-medium);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-card);
    border-color: var(--accent-primary);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ==========================================
   HERO SECTION
   ========================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 40px 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
    opacity: 0.2;
    pointer-events: none;
}

.hero-content {
    max-width: var(--container-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-text {
    max-width: 560px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 28px;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.1s;
    opacity: 0;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.2s;
    opacity: 0;
}

.title-line {
    display: block;
}

.highlight-word {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--accent-secondary);
    font-weight: 500;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.25s;
    opacity: 0;
}

.hero-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.3s;
    opacity: 0;
}

.hero-description strong {
    color: var(--accent-light);
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.4s;
    opacity: 0;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.5s;
    opacity: 0;
}

.stat {
    text-align: left;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Eye Illustration */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.3s;
    opacity: 0;
}

.eye-illustration {
    position: relative;
    width: 400px;
    height: 400px;
}

.eye-outer {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1a2e38 0%, #0d1419 100%);
    border: 2px solid var(--border-color);
    overflow: hidden;
    box-shadow:
        0 0 60px var(--accent-glow),
        inset 0 0 60px rgba(0, 0, 0, 0.5);
}

.eye-iris {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%,
        #2dd4bf 0%,
        #0d9488 30%,
        #0f766e 60%,
        #134e4a 100%);
    box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.4);
}

.iris-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50%;
    background:
        repeating-conic-gradient(
            from 0deg,
            transparent 0deg 10deg,
            rgba(255, 255, 255, 0.03) 10deg 20deg
        );
    animation: rotateIris 60s linear infinite;
}

.eye-pupil {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: radial-gradient(circle, #000 60%, #0a0a0a 100%);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.8);
}

.pupil-reflection {
    position: absolute;
    top: 12px;
    left: 12px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.8);
    filter: blur(1px);
}

.eye-scan {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.scan-line {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-light), transparent);
    animation: scanLine 3s ease-in-out infinite;
}

.eye-data {
    position: absolute;
    top: 50%;
    right: -20px;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.data-point {
    padding: 6px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.7rem;
    color: var(--accent-light);
    font-family: monospace;
    animation: dataFade 3s ease-in-out infinite;
    animation-delay: var(--delay);
}

/* ==========================================
   ABOUT SECTION
   ========================================== */

.about {
    padding: var(--section-padding) 40px;
    background: var(--bg-secondary);
}

.about-container {
    max-width: var(--container-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 50px;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-frame {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    position: relative;
}

.doctor-photo {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.image-frame:hover .doctor-photo {
    transform: scale(1.02);
}

.image-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(transparent, rgba(10, 15, 20, 0.95));
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.caption-event {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.caption-topic {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.doctor-placeholder {
    text-align: center;
    color: var(--text-muted);
}

.doctor-placeholder svg {
    margin-bottom: 16px;
    opacity: 0.3;
}

.doctor-placeholder span {
    display: block;
    font-size: 0.9rem;
}

.floating-credentials {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.credential {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.credential svg {
    color: var(--accent-primary);
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(13, 148, 136, 0.1);
    border: 1px solid rgba(13, 148, 136, 0.2);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.01em;
    margin-bottom: 16px;
}

.text-gradient {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text {
    margin-bottom: 32px;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.about-text strong {
    color: var(--accent-light);
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
}

.highlight-item:hover {
    border-color: var(--accent-primary);
}

.highlight-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(13, 148, 136, 0.1);
    border-radius: 8px;
    color: var(--accent-primary);
    flex-shrink: 0;
}

.highlight-item strong {
    display: block;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.highlight-item p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

/* ==========================================
   TIMELINE SECTION
   ========================================== */

.timeline {
    padding: var(--section-padding) 40px;
    background: var(--bg-secondary);
}

.timeline-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline-container::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-primary), var(--border-color));
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    padding-bottom: 40px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: 12px;
    top: 4px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    transition: all var(--transition-medium);
}

.timeline-marker.current {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-glow);
}

.timeline-item:hover .timeline-marker {
    border-color: var(--accent-primary);
    transform: scale(1.2);
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    transition: all var(--transition-medium);
}

.timeline-item:hover .timeline-content {
    border-color: var(--accent-primary);
    transform: translateX(4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.timeline-date {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(13, 148, 136, 0.1);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--accent-primary);
    font-weight: 600;
    margin-bottom: 12px;
}

.timeline-content h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.timeline-place {
    font-size: 0.9rem;
    color: var(--accent-secondary);
    margin-bottom: 8px;
}

.timeline-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

/* ==========================================
   SPECIALTIES SECTION
   ========================================== */

.specialties {
    padding: var(--section-padding) 40px;
    max-width: var(--container-width);
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.specialties-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.specialty-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 32px;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.specialty-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.specialty-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.specialty-card:hover::before {
    opacity: 1;
}

.specialty-large {
    grid-column: span 2;
}

.specialty-wide {
    grid-column: span 3;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.specialty-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(13, 148, 136, 0.1);
    border-radius: var(--border-radius-sm);
    color: var(--accent-primary);
    margin-bottom: 20px;
}

.specialty-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.specialty-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.specialty-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.specialty-list li {
    font-size: 0.85rem;
    color: var(--text-muted);
    padding-left: 16px;
    position: relative;
}

.specialty-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
}

/* Surgery Visual */
.surgery-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.laser-beam {
    position: relative;
    width: 200px;
    height: 100px;
}

.beam-line {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 60px;
    background: linear-gradient(180deg, var(--accent-light), transparent);
    border-radius: 2px;
    animation: laserPulse 2s ease-in-out infinite;
}

.beam-target {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 80px;
    border: 2px solid var(--accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.beam-target::before {
    content: '';
    width: 40px;
    height: 40px;
    border: 1px solid var(--accent-secondary);
    border-radius: 50%;
}

.beam-target::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--accent-light);
    border-radius: 50%;
    animation: targetGlow 2s ease-in-out infinite;
}

.surgery-stats {
    display: flex;
    gap: 32px;
}

.surgery-stat {
    text-align: center;
}

.surgery-stat strong {
    display: block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--accent-light);
}

.surgery-stat small {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.telemedicine-icon {
    color: var(--accent-primary);
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* ==========================================
   OCULOMICS SECTION
   ========================================== */

.oculomics {
    padding: var(--section-padding) 40px;
    background: var(--bg-secondary);
}

.oculomics-container {
    max-width: 800px;
    margin: 0 auto;
}

.oculomics-content {
    position: relative;
}

.retina-vessel {
    position: absolute;
    background: linear-gradient(90deg, #d4380d, #871f1f);
    border-radius: 100px;
    opacity: 0.8;
}

.vessel-1 {
    width: 60%;
    height: 4px;
    top: 45%;
    left: 35%;
    transform: rotate(-15deg);
}

.vessel-2 {
    width: 50%;
    height: 3px;
    top: 55%;
    left: 30%;
    transform: rotate(20deg);
}

.vessel-3 {
    width: 40%;
    height: 3px;
    top: 35%;
    left: 40%;
    transform: rotate(-35deg);
}

.vessel-4 {
    width: 35%;
    height: 2px;
    top: 60%;
    left: 45%;
    transform: rotate(10deg);
}

.optic-disc {
    position: absolute;
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, #ffeaa7 0%, #fdcb6e 50%, #f39c12 100%);
    border-radius: 50%;
    top: 40%;
    left: 30%;
    box-shadow: 0 0 20px rgba(253, 203, 110, 0.5);
}

.macula {
    position: absolute;
    width: 40px;
    height: 40px;
    background: radial-gradient(circle, #2d1b1b 0%, #1a0505 100%);
    border-radius: 50%;
    top: 42%;
    right: 30%;
}

.scan-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50%;
    overflow: hidden;
}

.scan-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(13, 148, 136, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(13, 148, 136, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    animation: gridScan 4s linear infinite;
}

.scan-crosshair {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    border: 2px solid var(--accent-primary);
    border-radius: 50%;
    opacity: 0.5;
}

.scan-crosshair::before,
.scan-crosshair::after {
    content: '';
    position: absolute;
    background: var(--accent-primary);
}

.scan-crosshair::before {
    width: 120px;
    height: 1px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.scan-crosshair::after {
    width: 1px;
    height: 120px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.analysis-markers {
    display: none;
}

.marker {
    display: none;
}

.marker-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-glow);
}

.marker-label {
    padding: 4px 10px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.7rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

/* Oculomics Content */
.oculomics-intro {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.oculomics-intro strong {
    color: var(--accent-light);
}

.oculomics-benefits {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

.benefit-card {
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
}

.benefit-card:hover {
    border-color: var(--accent-primary);
}

.benefit-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(13, 148, 136, 0.1);
    border-radius: 8px;
    color: var(--accent-primary);
    margin-bottom: 12px;
}

.benefit-card h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.benefit-card p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin: 0;
}

.oculomics-cta {
    text-align: left;
}

.cta-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 12px;
}

/* ==========================================
   AWARDS SECTION
   ========================================== */

.awards {
    padding: var(--section-padding) 40px;
    background: var(--bg-primary);
}

.awards-container {
    max-width: 900px;
    margin: 0 auto;
}

.award-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    display: grid;
    grid-template-columns: auto 1fr;
    transition: all var(--transition-medium);
}

.award-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 20px 60px rgba(13, 148, 136, 0.15);
    transform: translateY(-4px);
}

.award-card.featured {
    border-color: rgba(13, 148, 136, 0.3);
}

.award-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.15) 0%, rgba(13, 148, 136, 0.05) 100%);
    border-right: 1px solid var(--border-color);
    min-width: 160px;
}

.award-badge svg {
    color: var(--accent-primary);
    margin-bottom: 12px;
}

.award-place {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-light);
    text-align: center;
}

.award-content {
    padding: 32px 40px;
}

.award-event {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.award-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--accent-gradient);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--bg-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.award-year {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.award-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.award-description {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.award-description strong {
    color: var(--text-primary);
}

.award-highlights {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.award-highlights .highlight {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.award-highlights .highlight svg {
    color: var(--accent-primary);
    flex-shrink: 0;
}

.award-quote {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--accent-light);
    padding: 20px 24px;
    background: rgba(13, 148, 136, 0.1);
    border-left: 3px solid var(--accent-primary);
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    margin: 0 0 24px 0;
}

.award-topics {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.award-topics .topic {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.award-topics .topic:hover {
    border-color: var(--accent-primary);
    color: var(--accent-light);
}

/* ==========================================
   PUBLICATIONS SECTION
   ========================================== */

.publications {
    padding: var(--section-padding) 40px;
    max-width: var(--container-width);
    margin: 0 auto;
}

.publications-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.publication-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 28px;
    transition: all var(--transition-medium);
    position: relative;
}

.publication-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.publication-card.featured {
    grid-column: span 3;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: center;
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(13, 148, 136, 0.05) 100%);
    border-color: rgba(13, 148, 136, 0.2);
}

.pub-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--accent-primary);
    color: var(--bg-primary);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 4px;
    margin-bottom: 16px;
}

.pub-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.4;
}

.featured .pub-title {
    font-size: 1.35rem;
}

.pub-journal {
    font-size: 0.8rem;
    color: var(--accent-secondary);
    margin-bottom: 12px;
}

.pub-abstract {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.pub-metrics {
    display: flex;
    gap: 24px;
    margin-top: 20px;
}

.pub-metrics span {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.pub-metrics strong {
    color: var(--accent-light);
}

.publications-more {
    text-align: center;
}

/* ==========================================
   INSTITUTIONS SECTION
   ========================================== */

.institutions {
    padding: var(--section-padding) 40px;
    background: var(--bg-secondary);
}

.institutions-grid {
    max-width: var(--container-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.institution-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 32px;
    text-align: center;
    text-decoration: none;
    transition: all var(--transition-medium);
}

.institution-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.institution-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(13, 148, 136, 0.1);
    border-radius: 50%;
    color: var(--accent-primary);
    transition: all var(--transition-medium);
}

.institution-card:hover .institution-logo {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.institution-card h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.institution-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.institution-role {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(13, 148, 136, 0.1);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--accent-primary);
    font-weight: 600;
}

/* ==========================================
   FAQ SECTION
   ========================================== */

.faq {
    padding: var(--section-padding) 40px;
    background: var(--bg-secondary, #0d1219);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 12px;
    overflow: hidden;
    transition: var(--transition-medium);
}

.faq-item:hover {
    border-color: var(--accent-primary);
}

.faq-item[open] {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px rgba(13, 148, 136, 0.1);
}

.faq-question {
    padding: 20px 24px;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-primary);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question::after {
    content: '+';
    font-size: 1.4rem;
    font-weight: 300;
    color: var(--accent-primary);
    transition: var(--transition-fast);
    flex-shrink: 0;
    margin-left: 16px;
}

.faq-item[open] .faq-question::after {
    content: '−';
}

.faq-answer {
    padding: 0 24px 20px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

.faq-answer ul {
    padding-left: 20px;
    margin: 12px 0;
}

.faq-answer li {
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.oculomics-detail {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-top: 16px;
}

/* ==========================================
   CONTACT SECTION
   ========================================== */

.contact {
    padding: var(--section-padding) 40px;
}

.contact-cta {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.contact-text {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.contact-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 40px;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1rem;
}

.contact-locations {
    display: flex;
    gap: 40px;
    justify-content: center;
}

.location {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.location svg {
    color: var(--accent-primary);
}

/* ==========================================
   FOOTER
   ========================================== */

.footer {
    background: var(--bg-secondary);
    padding: 40px 40px 30px;
    border-top: 1px solid var(--border-color);
}

.footer-top {
    max-width: var(--container-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

.footer-tagline {
    color: var(--text-secondary);
    margin-top: 8px;
    font-size: 0.9rem;
}

.footer-author {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 8px;
    line-height: 1.5;
    max-width: 320px;
}

.footer-crm {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 4px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-heading {
    font-family: var(--font-display);
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.footer-col a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    max-width: var(--container-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-primary);
    transform: translateY(-2px);
}

/* ==========================================
   ANIMATIONS
   ========================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

@keyframes scanLine {
    0% {
        top: 0;
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        top: 100%;
        opacity: 0;
    }
}

@keyframes rotateIris {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes dataFade {
    0%, 100% {
        opacity: 0.5;
        transform: translateX(0);
    }
    50% {
        opacity: 1;
        transform: translateX(5px);
    }
}

@keyframes laserPulse {
    0%, 100% {
        opacity: 0.5;
        height: 60px;
    }
    50% {
        opacity: 1;
        height: 70px;
    }
}

@keyframes targetGlow {
    0%, 100% {
        box-shadow: 0 0 10px var(--accent-glow);
    }
    50% {
        box-shadow: 0 0 30px var(--accent-glow);
    }
}

@keyframes gridScan {
    from {
        background-position: 0 0;
    }
    to {
        background-position: 20px 20px;
    }
}

@keyframes markerPulse {
    0%, 100% {
        opacity: 0.7;
    }
    50% {
        opacity: 1;
    }
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 1200px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }

    .hero-text {
        max-width: 100%;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .eye-illustration {
        width: 300px;
        height: 300px;
    }

    .eye-outer {
        width: 220px;
        height: 220px;
    }

    .eye-iris {
        width: 130px;
        height: 130px;
    }

    .eye-pupil {
        width: 50px;
        height: 50px;
    }

    .specialties-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .specialty-large {
        grid-column: span 2;
    }

    .specialty-wide {
        grid-column: span 2;
        grid-template-columns: 1fr;
    }

    .publications-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .publication-card.featured {
        grid-column: span 2;
        grid-template-columns: 1fr;
    }
}

@media (max-width: 992px) {
    .nav-center {
        display: none;
    }

    .about-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-image {
        max-width: 400px;
        margin: 0 auto;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .testimonials-carousel {
        grid-template-columns: 1fr;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .institutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .award-card {
        grid-template-columns: 1fr;
    }

    .award-badge {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 30px;
        flex-direction: row;
        gap: 16px;
    }

    .award-badge svg {
        margin-bottom: 0;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 14px 16px;
    }

    .hero {
        padding: 100px 16px 60px;
    }

    .about,
    .timeline,
    .specialties,
    .oculomics,
    .awards,
    .publications,
    .institutions,
    .faq,
    .contact,
    .footer {
        padding-left: 16px;
        padding-right: 16px;
    }

    .faq-question {
        padding: 16px 18px;
        font-size: 0.95rem;
    }

    .faq-answer {
        padding: 0 18px 16px;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .timeline-container::before {
        left: 10px;
    }

    .timeline-item {
        padding-left: 40px;
    }

    .timeline-marker {
        left: 2px;
        width: 16px;
        height: 16px;
    }

    .specialties-grid {
        grid-template-columns: 1fr;
    }

    .specialty-large,
    .specialty-wide {
        grid-column: span 1;
    }

    .oculomics-benefits {
        grid-template-columns: 1fr;
    }

    .publications-grid {
        grid-template-columns: 1fr;
    }

    .publication-card.featured {
        grid-column: span 1;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .award-content {
        padding: 24px;
    }

    .award-title {
        font-size: 1.4rem;
    }

    .award-quote {
        font-size: 1rem;
        padding: 16px 20px;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 40px;
    }

    .header {
        padding: 12px 12px;
    }

    .hero {
        padding: 90px 12px 40px;
    }

    .about,
    .timeline,
    .specialties,
    .oculomics,
    .awards,
    .publications,
    .institutions,
    .faq,
    .contact,
    .footer {
        padding-left: 12px;
        padding-right: 12px;
    }

    .logo-text {
        font-size: 1.1rem;
    }

    .eye-illustration {
        width: 220px;
        height: 220px;
    }

    .eye-outer {
        width: 160px;
        height: 160px;
    }

    .eye-iris {
        width: 100px;
        height: 100px;
    }

    .eye-pupil {
        width: 40px;
        height: 40px;
    }

    .eye-data {
        display: none;
    }

    .floating-credentials {
        flex-direction: column;
    }

    .credential {
        padding: 10px 16px;
        font-size: 0.8rem;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }

    .institutions-grid {
        grid-template-columns: 1fr;
    }

    .institution-card {
        padding: 24px;
    }

    .certification-card {
        flex-direction: column;
        text-align: center;
    }

    .cert-logo {
        margin: 0 auto 16px;
    }

    .award-badge {
        padding: 20px;
    }

    .award-content {
        padding: 16px;
    }

    .award-title {
        font-size: 1.25rem;
    }

    .award-highlights .highlight {
        font-size: 0.85rem;
    }

    .hero-badge {
        font-size: 0.7rem;
        padding: 6px 12px;
    }

    .hero-badge span:last-child {
        display: none;
    }

    .hero-badge::after {
        content: "Broad Institute";
        font-size: 0.7rem;
    }

    .contact-buttons {
        flex-direction: column;
        align-items: center;
    }

    .contact-locations {
        flex-direction: column;
        gap: 16px;
    }

    .specialty-card {
        padding: 24px;
    }

    .publication-card {
        padding: 20px;
    }
}

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