/* ============================================
   SEPHORA REVIEW INTELLIGENCE PIPELINE
   OLED Black Theme - Sleek Professional Design
   ============================================ */

/* CSS Variables */
:root {
    /* OLED Black Theme Colors */
    --black: #000000;
    --black-soft: #0a0a0a;
    --black-card: #0d0d0d;
    --black-elevated: #141414;
    --black-border: #1a1a1a;
    --black-hover: #1f1f1f;

    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --text-dim: #444444;

    /* Accent Colors */
    --accent-purple: #a855f7;
    --accent-purple-dim: #7c3aed;
    --accent-blue: #3b82f6;
    --accent-blue-dim: #2563eb;
    --accent-green: #22c55e;
    --accent-green-dim: #16a34a;
    --accent-pink: #ec4899;
    --accent-pink-dim: #db2777;
    --accent-yellow: #eab308;
    --accent-red: #ef4444;
    --accent-orange: #f97316;

    /* Gradients */
    --gradient-purple: linear-gradient(135deg, #a855f7 0%, #6366f1 100%);
    --gradient-blue: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --gradient-pink: linear-gradient(135deg, #ec4899 0%, #a855f7 100%);
    --gradient-green: linear-gradient(135deg, #22c55e 0%, #14b8a6 100%);
    --gradient-dark: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.8) 100%);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Borders */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(168, 85, 247, 0.15);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-sans);
    background-color: var(--black);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--black-hover);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-dim);
}

/* ============================================
   NAVIGATION
   ============================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition-base);
}

.nav.scrolled {
    border-bottom-color: var(--black-border);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    font-size: 1.5rem;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    list-style: none;
}

.nav-link {
    display: block;
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

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

.nav-link.active {
    color: var(--accent-purple);
}

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

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: var(--radius-full);
    transition: var(--transition-fast);
}

/* Progress Bar */
.progress-bar {
    position: fixed;
    top: 72px;
    left: 0;
    height: 2px;
    background: var(--gradient-purple);
    z-index: 999;
    width: 0%;
    transition: width 100ms linear;
}

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

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-4xl) var(--space-xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 150%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(168, 85, 247, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--accent-purple);
    border-radius: 50%;
    opacity: 0;
    animation: float-particle 15s infinite;
}

@keyframes float-particle {
    0%, 100% {
        opacity: 0;
        transform: translateY(100vh) scale(0);
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateY(-100vh) scale(1);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s ease;
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.8s ease 0.1s both;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 0.8s ease 0.3s both;
}

.stat-card {
    padding: var(--space-lg);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.stat-card:hover {
    border-color: var(--accent-purple-dim);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: var(--space-xs);
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-purple);
    color: var(--text-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(168, 85, 247, 0.3);
}

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

.btn-secondary:hover {
    background: var(--black-hover);
    border-color: var(--text-dim);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-size: 0.75rem;
    animation: fadeIn 1s ease 1s both;
}

.mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--text-dim);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--text-muted);
    border-radius: var(--radius-full);
    animation: scroll-wheel 2s infinite;
}

@keyframes scroll-wheel {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(6px); opacity: 0.5; }
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ============================================
   SECTIONS
   ============================================ */

.section {
    padding: var(--space-4xl) var(--space-xl);
    position: relative;
}

.section-dark {
    background: var(--black-soft);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-tag {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-purple);
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Glass Card */
.glass-card {
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(10px);
    transition: var(--transition-base);
}

.glass-card:hover {
    border-color: var(--black-hover);
}

/* ============================================
   SUMMARY SECTION
   ============================================ */

.summary-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.summary-card {
    padding: var(--space-xl);
    text-align: center;
}

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

.card-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
}

.card-icon.purple {
    background: rgba(168, 85, 247, 0.15);
    color: var(--accent-purple);
}

.card-icon.blue {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue);
}

.card-icon.green {
    background: rgba(34, 197, 94, 0.15);
    color: var(--accent-green);
}

.card-icon.pink {
    background: rgba(236, 72, 153, 0.15);
    color: var(--accent-pink);
}

.summary-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.summary-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.goal-banner {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    padding: var(--space-xl);
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.1) 0%, rgba(99, 102, 241, 0.1) 100%);
    border-color: rgba(168, 85, 247, 0.3);
}

.goal-icon {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    background: var(--gradient-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
}

.goal-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--accent-purple);
}

.goal-content p {
    color: var(--text-secondary);
}

/* ============================================
   PIPELINE VISUAL
   ============================================ */

.pipeline-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
    padding: var(--space-xl) 0;
}

.pipeline-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-xl);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-xl);
    min-width: 160px;
    transition: var(--transition-base);
    cursor: default;
}

.pipeline-stage:hover {
    border-color: var(--accent-purple);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.pipeline-stage[data-stage="1"]:hover { border-color: var(--accent-blue); }
.pipeline-stage[data-stage="2"]:hover { border-color: var(--accent-green); }
.pipeline-stage[data-stage="3"]:hover { border-color: var(--accent-purple); }
.pipeline-stage[data-stage="4"]:hover { border-color: var(--accent-pink); }

.stage-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: var(--black-elevated);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.pipeline-stage:hover .stage-icon {
    background: var(--gradient-purple);
    color: var(--text-primary);
}

.pipeline-stage[data-stage="1"]:hover .stage-icon { background: var(--gradient-blue); }
.pipeline-stage[data-stage="2"]:hover .stage-icon { background: var(--gradient-green); }
.pipeline-stage[data-stage="3"]:hover .stage-icon { background: var(--gradient-purple); }
.pipeline-stage[data-stage="4"]:hover .stage-icon { background: var(--gradient-pink); }

.pipeline-stage h3 {
    font-size: 1rem;
    font-weight: 600;
}

.pipeline-stage p {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
}

.pipeline-arrow {
    color: var(--text-dim);
    flex-shrink: 0;
}

.pipeline-note {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
}

.pipeline-note svg {
    flex-shrink: 0;
    color: var(--accent-purple);
}

/* ============================================
   COLLECTION SECTION
   ============================================ */

.content-grid {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: var(--space-2xl);
}

.content-main {
    min-width: 0;
}

.content-heading {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--black-border);
}

/* Data Table */
.data-table-container {
    overflow-x: auto;
    margin-bottom: var(--space-2xl);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table th,
.data-table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--black-border);
}

.data-table th {
    background: var(--black-card);
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.data-table tbody tr {
    transition: var(--transition-fast);
}

.data-table tbody tr:hover {
    background: var(--black-card);
}

.data-table .highlight {
    color: var(--accent-purple);
    font-weight: 500;
}

.data-table.compact th,
.data-table.compact td {
    padding: var(--space-sm) var(--space-md);
}

/* Process Steps */
.process-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.process-step:hover {
    border-color: var(--black-hover);
    transform: translateX(4px);
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--gradient-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.step-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Sidebar */
.content-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.sidebar-card {
    padding: var(--space-xl);
}

.sidebar-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.challenge-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.challenge-item:last-child {
    margin-bottom: 0;
}

.challenge-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.challenge-icon.red {
    background: rgba(239, 68, 68, 0.15);
    color: var(--accent-red);
}

.challenge-icon.yellow {
    background: rgba(234, 179, 8, 0.15);
    color: var(--accent-yellow);
}

.challenge-icon.green {
    background: rgba(34, 197, 94, 0.15);
    color: var(--accent-green);
}

.challenge-item strong {
    display: block;
    font-size: 0.875rem;
    margin-bottom: var(--space-xs);
}

.challenge-item p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.result-card {
    text-align: center;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.1) 0%, rgba(99, 102, 241, 0.1) 100%);
    border-color: rgba(168, 85, 247, 0.3);
}

.result-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.result-label {
    font-size: 1rem;
    font-weight: 600;
    margin-top: var(--space-sm);
}

.result-note {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================
   SCHEMA DIAGRAM
   ============================================ */

.schema-explanation {
    max-width: 800px;
    margin: 0 auto var(--space-2xl);
}

.explanation-card {
    padding: var(--space-xl);
}

.explanation-card h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.problem-list {
    list-style: none;
    margin-top: var(--space-md);
}

.problem-list li {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) 0;
    color: var(--text-secondary);
}

.problem-icon {
    color: var(--accent-red);
    font-weight: bold;
}

.schema-diagram {
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.schema-title {
    text-align: center;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: var(--space-xl);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.schema-container {
    position: relative;
    width: 100%;
    max-width: 600px;
    height: 400px;
    margin: 0 auto;
}

.schema-hub {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: var(--black-elevated);
    border: 2px solid var(--accent-purple);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.hub-glow {
    position: absolute;
    inset: -20px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.2) 0%, transparent 70%);
    animation: hub-pulse 3s infinite;
}

@keyframes hub-pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.7; }
}

.hub-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: var(--accent-purple);
}

.hub-content span {
    font-weight: 700;
    font-size: 0.875rem;
}

.hub-content small {
    font-size: 0.625rem;
    color: var(--text-muted);
}

.schema-satellite {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-md);
    background: var(--black-elevated);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    cursor: default;
    z-index: 1;
}

.schema-satellite:hover {
    border-color: var(--accent-purple);
    transform: scale(1.05);
}

.schema-satellite.top-left { top: 10%; left: 5%; }
.schema-satellite.top-right { top: 10%; right: 5%; }
.schema-satellite.bottom-left { bottom: 10%; left: 5%; }
.schema-satellite.bottom-right { bottom: 10%; right: 5%; }
.schema-satellite.left { top: 50%; left: 0; transform: translateY(-50%); }
.schema-satellite.left:hover { transform: translateY(-50%) scale(1.05); }
.schema-satellite.right { top: 50%; right: 0; transform: translateY(-50%); }
.schema-satellite.right:hover { transform: translateY(-50%) scale(1.05); }

.satellite-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--black-card);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.schema-satellite span {
    font-size: 0.75rem;
    font-weight: 600;
}

.schema-satellite small {
    font-size: 0.625rem;
    color: var(--text-muted);
}

.schema-lines {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.schema-line {
    stroke: var(--black-border);
    stroke-width: 1;
    stroke-dasharray: 4 4;
}

/* Tab System */
.table-tabs {
    margin-bottom: var(--space-2xl);
}

.tab-buttons {
    display: flex;
    gap: var(--space-xs);
    overflow-x: auto;
    padding-bottom: var(--space-md);
    margin-bottom: var(--space-lg);
    border-bottom: 1px solid var(--black-border);
}

.tab-btn {
    padding: var(--space-sm) var(--space-lg);
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: var(--black-hover);
}

.tab-btn.active {
    color: var(--accent-purple);
    background: rgba(168, 85, 247, 0.1);
    border-color: var(--accent-purple);
}

.tab-content {
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.pane-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.pane-header h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

.pane-badge {
    padding: var(--space-xs) var(--space-md);
    background: var(--black-elevated);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: var(--accent-purple);
    font-weight: 500;
}

.pane-insight {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: rgba(168, 85, 247, 0.1);
    border-radius: var(--radius-md);
    margin-top: var(--space-lg);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.pane-insight svg {
    flex-shrink: 0;
    color: var(--accent-purple);
}

/* Coverage Stats */
.coverage-stats {
    margin-top: var(--space-xl);
}

.coverage-stats h5 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

.coverage-bar {
    display: grid;
    grid-template-columns: 80px 1fr 60px;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
}

.coverage-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.coverage-track {
    height: 8px;
    background: var(--black-elevated);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.coverage-fill {
    height: 100%;
    background: var(--gradient-purple);
    border-radius: var(--radius-full);
    transition: width 1s ease;
}

.coverage-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent-purple);
    text-align: right;
}

/* Photo Stat */
.photo-stat {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    background: var(--black-elevated);
    border-radius: var(--radius-lg);
}

.photo-percentage {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-green);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.photo-stat p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Connectors Info */
.connectors-info {
    padding: var(--space-xl);
}

.connectors-info h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

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

.connector-item {
    text-align: center;
}

.connector-item code {
    display: inline-block;
    padding: var(--space-sm) var(--space-md);
    background: var(--black-elevated);
    border-radius: var(--radius-md);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--accent-purple);
    margin-bottom: var(--space-sm);
}

.connector-item p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================
   INTELLIGENCE SECTION
   ============================================ */

.intel-intro {
    max-width: 800px;
    margin: 0 auto var(--space-2xl);
    padding: var(--space-xl);
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.model-cards {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
}

.model-card {
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: var(--transition-base);
}

.model-card:hover {
    border-color: var(--black-hover);
}

.model-header {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--black-elevated);
    border-bottom: 1px solid var(--black-border);
}

.model-badge {
    padding: var(--space-xs) var(--space-md);
    background: var(--gradient-purple);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.model-card[data-model="a"] .model-badge { background: var(--gradient-blue); }
.model-card[data-model="b"] .model-badge { background: var(--gradient-pink); }
.model-card[data-model="c"] .model-badge { background: var(--gradient-green); }

.model-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.model-content {
    padding: var(--space-xl);
}

.model-problem,
.model-solution,
.model-features,
.model-output {
    margin-bottom: var(--space-xl);
}

.model-problem h4,
.model-solution h4,
.model-features h4,
.model-output h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

/* Review Comparison */
.review-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-md);
}

.review-example {
    padding: var(--space-lg);
    background: var(--black-elevated);
    border-radius: var(--radius-lg);
    border-left: 3px solid transparent;
}

.review-example.bad {
    border-left-color: var(--accent-red);
}

.review-example.good {
    border-left-color: var(--accent-green);
}

.review-stars {
    color: var(--accent-yellow);
    font-size: 0.875rem;
    margin-bottom: var(--space-sm);
}

.review-example p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
    font-style: italic;
}

.review-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Feature Tags */
.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.feature-tag {
    padding: var(--space-xs) var(--space-md);
    background: var(--black-elevated);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Output Scale */
.output-scale {
    max-width: 400px;
}

.scale-bar {
    height: 8px;
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--space-sm);
}

.scale-gradient {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-red), var(--accent-yellow), var(--accent-green));
}

.scale-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Accordion */
.category-accordion {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.accordion-item {
    background: var(--black-elevated);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.accordion-header:hover {
    background: var(--black-hover);
}

.accordion-count {
    font-size: 0.75rem;
    color: var(--accent-purple);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(168, 85, 247, 0.1);
    border-radius: var(--radius-full);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-item.open .accordion-content {
    max-height: 300px;
}

.accordion-content ul {
    padding: 0 var(--space-lg) var(--space-lg);
    list-style: none;
}

.accordion-content li {
    padding: var(--space-xs) 0;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.accordion-content li::before {
    content: "•";
    margin-right: var(--space-sm);
    color: var(--accent-purple);
}

/* Ensemble Visual */
.ensemble-approach {
    margin-bottom: var(--space-xl);
}

.ensemble-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
    padding: var(--space-xl);
    background: var(--black-elevated);
    border-radius: var(--radius-lg);
}

.ensemble-model {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.model-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
}

.model-icon.traditional {
    background: var(--gradient-blue);
}

.model-icon.bert {
    background: var(--gradient-pink);
}

.ensemble-model span {
    font-size: 0.75rem;
    font-weight: 600;
}

.ensemble-model small {
    font-size: 0.625rem;
    color: var(--text-muted);
}

.ensemble-plus,
.ensemble-equals {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dim);
}

.ensemble-result {
    padding: var(--space-md) var(--space-xl);
    background: var(--gradient-purple);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.875rem;
}

/* Probability Scale */
.probability-scale {
    position: relative;
    padding-top: 60px;
    max-width: 500px;
}

.prob-track {
    height: 8px;
    background: linear-gradient(90deg, var(--accent-green), var(--accent-yellow), var(--accent-red));
    border-radius: var(--radius-full);
}

.prob-marker {
    position: absolute;
    top: 0;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.prob-value {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 600;
}

.prob-label {
    font-size: 0.625rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Sentiment Examples */
.sentiment-examples {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin: var(--space-md) 0;
}

.sentiment-example {
    padding: var(--space-lg);
    background: var(--black-elevated);
    border-radius: var(--radius-lg);
}

.sentiment-example .stars {
    color: var(--accent-yellow);
    font-size: 0.875rem;
}

.sentiment-example p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-style: italic;
    margin: var(--space-sm) 0;
}

.sentiment-bar {
    height: 4px;
    border-radius: var(--radius-full);
    margin-top: var(--space-sm);
}

.sentiment-bar.positive {
    width: 85%;
    background: var(--accent-green);
}

.sentiment-bar.neutral {
    width: 55%;
    background: var(--accent-yellow);
}

.sentiment-note {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Sentiment Scale */
.sentiment-scale {
    max-width: 400px;
}

.sentiment-gradient {
    height: 8px;
    background: linear-gradient(90deg, var(--accent-red), var(--accent-yellow), var(--accent-green));
    border-radius: var(--radius-full);
    margin-bottom: var(--space-sm);
}

.sentiment-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
}

/* ============================================
   RANKING SECTION
   ============================================ */

.love-score-intro {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
    max-width: 800px;
    margin: 0 auto var(--space-3xl);
    padding: var(--space-xl);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-xl);
}

.love-icon-container {
    position: relative;
    flex-shrink: 0;
}

.love-icon-glow {
    position: absolute;
    inset: -20px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: love-glow 2s infinite;
}

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

.love-icon {
    position: relative;
    color: var(--accent-pink);
}

.love-intro-text h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.love-intro-text p {
    color: var(--text-secondary);
}

/* Ingredients */
.ingredients-section {
    margin-bottom: var(--space-3xl);
}

.ingredients-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-xl);
    text-align: center;
}

.ingredient-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.ingredient-card {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-xl);
    transition: var(--transition-base);
}

.ingredient-card:hover {
    border-color: var(--accent-purple-dim);
    transform: translateY(-2px);
}

.ingredient-weight {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    flex-shrink: 0;
    width: 60px;
}

.ingredient-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.ingredient-content > p {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
}

.ingredient-breakdown {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.breakdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.breakdown-weight {
    padding: 2px 6px;
    background: var(--black-elevated);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--accent-purple);
}

.ingredient-detail {
    font-size: 0.75rem;
    color: var(--text-muted);
    padding: var(--space-sm);
    background: var(--black-elevated);
    border-radius: var(--radius-md);
}

/* Confidence Section */
.confidence-section {
    padding: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.confidence-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.confidence-section > p {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.formula-display {
    display: inline-block;
    padding: var(--space-md) var(--space-xl);
    background: var(--black-elevated);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xl);
}

.formula-display code {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--accent-purple);
}

.confidence-scale {
    position: relative;
    padding-top: 80px;
    max-width: 600px;
}

.confidence-markers {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
}

.conf-marker {
    position: absolute;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.conf-dot {
    width: 12px;
    height: 12px;
    background: var(--accent-purple);
    border-radius: 50%;
    margin-bottom: var(--space-sm);
}

.conf-reviews {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.conf-value {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent-purple);
}

.conf-track {
    height: 8px;
    background: var(--black-elevated);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.conf-fill {
    height: 100%;
    background: var(--gradient-purple);
    width: 100%;
}

/* Adjustments */
.adjustments-section {
    margin-bottom: var(--space-2xl);
}

.adjustments-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-xl);
    text-align: center;
}

.adjustments-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.adjustment-card {
    padding: var(--space-lg);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.adjustment-card:hover {
    transform: translateY(-2px);
}

.adjustment-card.penalty {
    border-left: 3px solid var(--accent-red);
}

.adjustment-card.boost {
    border-left: 3px solid var(--accent-green);
}

.adjustment-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-sm);
}

.adjustment-icon {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
}

.adjustment-card.penalty .adjustment-icon {
    background: rgba(239, 68, 68, 0.2);
    color: var(--accent-red);
}

.adjustment-card.boost .adjustment-icon {
    background: rgba(34, 197, 94, 0.2);
    color: var(--accent-green);
}

.adjustment-value {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
}

.adjustment-card.penalty .adjustment-value {
    color: var(--accent-red);
}

.adjustment-card.boost .adjustment-value {
    color: var(--accent-green);
}

.adjustment-card h4 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.adjustment-card p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Final Formula */
.final-formula {
    padding: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.final-formula h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.formula-code {
    padding: var(--space-lg);
    background: var(--black-elevated);
    border-radius: var(--radius-lg);
    overflow-x: auto;
}

.formula-code code {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.formula-note {
    color: var(--text-muted);
    font-style: italic;
}

/* Tiering */
.tiering-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    text-align: center;
}

.tiering-intro {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.tier-table-container {
    max-width: 500px;
    margin: 0 auto var(--space-2xl);
    overflow-x: auto;
}

.tier-table {
    width: 100%;
    border-collapse: collapse;
}

.tier-table th,
.tier-table td {
    padding: var(--space-sm) var(--space-lg);
    text-align: left;
    border-bottom: 1px solid var(--black-border);
}

.tier-table th {
    background: var(--black-card);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tier-table td {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.tier-category td {
    background: var(--black-elevated);
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.points {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--accent-purple);
}

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

.tier-badge {
    padding: var(--space-lg);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-base);
}

.tier-badge:hover {
    transform: translateY(-2px);
}

.tier-badge.high {
    border-top: 3px solid var(--accent-green);
}

.tier-badge.medium {
    border-top: 3px solid var(--accent-blue);
}

.tier-badge.low {
    border-top: 3px solid var(--accent-yellow);
}

.tier-badge.skip {
    border-top: 3px solid var(--text-dim);
}

.tier-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.tier-points {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-purple);
    margin-bottom: var(--space-sm);
}

.tier-badge p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================
   STEPS TIMELINE
   ============================================ */

.steps-timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--black-border);
}

.step-item {
    position: relative;
    padding-left: 60px;
    padding-bottom: var(--space-xl);
}

.step-marker {
    position: absolute;
    left: 0;
    top: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    z-index: 1;
}

.step-content {
    padding: var(--space-lg);
}

.step-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.step-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.step-output {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    background: var(--black-elevated);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--accent-purple);
}

.step-note {
    display: inline-block;
    margin-left: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(234, 179, 8, 0.1);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--accent-yellow);
}

/* ============================================
   INSIGHTS SECTION
   ============================================ */

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.insight-card {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-xl);
    transition: var(--transition-base);
}

.insight-card:hover {
    border-color: var(--black-hover);
    transform: translateY(-2px);
}

.insight-number {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--gradient-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.insight-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.insight-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Rating Distribution */
.rating-distribution {
    display: flex;
    align-items: flex-end;
    gap: var(--space-sm);
    height: 100px;
    margin: var(--space-md) 0;
}

.rating-bar {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.rating-bar::before {
    content: "";
    width: 100%;
    height: calc(var(--height) * 1.2);
    background: var(--gradient-purple);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: var(--transition-base);
}

.rating-bar:hover::before {
    filter: brightness(1.2);
}

.rating-label {
    font-size: 0.625rem;
    color: var(--text-muted);
}

.rating-value {
    font-size: 0.625rem;
    font-weight: 600;
    color: var(--accent-purple);
}

.insight-note {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
}

.insight-stat {
    display: flex;
    align-items: baseline;
    gap: var(--space-sm);
    margin: var(--space-md) 0;
}

.big-stat {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

/* ============================================
   GAPS SECTION
   ============================================ */

.gaps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.gap-card {
    padding: var(--space-xl);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-xl);
    transition: var(--transition-base);
}

.gap-card:hover {
    border-color: var(--black-hover);
}

.gap-card.featured {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.1) 0%, rgba(99, 102, 241, 0.1) 100%);
    border-color: rgba(168, 85, 247, 0.3);
}

.gap-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: var(--black-elevated);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

.gap-card.featured .gap-icon {
    background: var(--gradient-purple);
    color: var(--text-primary);
}

.gap-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.gap-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.featured-text {
    font-size: 1rem !important;
    color: var(--text-primary) !important;
}

.gap-need,
.gap-next {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
}

.gap-need strong,
.gap-next strong {
    color: var(--accent-purple);
}

.gap-checklist {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.checklist-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.checklist-item::before {
    content: "";
    width: 16px;
    height: 16px;
    border: 2px solid var(--accent-purple);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

/* ============================================
   GLOSSARY
   ============================================ */

.glossary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.glossary-item {
    padding: var(--space-lg);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.glossary-item:hover {
    border-color: var(--black-hover);
}

.glossary-item dt {
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent-purple);
    margin-bottom: var(--space-sm);
}

.glossary-item dd {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

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

.footer {
    padding: var(--space-3xl) var(--space-xl);
    background: var(--black);
    border-top: 1px solid var(--black-border);
}

.footer-content {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.footer-tagline {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--black-border);
}

.footer-bottom p {
    font-size: 0.75rem;
    color: var(--text-dim);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--black-card);
    border: 1px solid var(--black-border);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-base);
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--black-hover);
    border-color: var(--accent-purple);
    color: var(--accent-purple);
}

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

@media (max-width: 1024px) {
    .summary-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .schema-container {
        height: 500px;
    }

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

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

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--space-lg);
        border-bottom: 1px solid var(--black-border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-base);
    }

    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.open span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

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

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

    .hero-cta {
        flex-direction: column;
    }

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

    .pipeline-visual {
        flex-direction: column;
    }

    .pipeline-arrow {
        transform: rotate(90deg);
    }

    .content-sidebar {
        grid-template-columns: 1fr;
    }

    .schema-container {
        height: auto;
        min-height: 600px;
    }

    .schema-satellite {
        position: relative !important;
        transform: none !important;
        top: auto !important;
        left: auto !important;
        right: auto !important;
        bottom: auto !important;
    }

    .schema-container {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--space-md);
    }

    .schema-hub {
        position: relative;
        left: auto;
        top: auto;
        transform: none;
    }

    .schema-lines {
        display: none;
    }

    .tab-buttons {
        flex-wrap: nowrap;
    }

    .review-comparison {
        grid-template-columns: 1fr;
    }

    .ensemble-visual {
        flex-direction: column;
    }

    .love-score-intro {
        flex-direction: column;
        text-align: center;
    }

    .tier-results {
        grid-template-columns: 1fr;
    }

    .insight-card {
        flex-direction: column;
    }

    .rating-distribution {
        height: 80px;
    }
}

@media (max-width: 480px) {
    .section {
        padding: var(--space-2xl) var(--space-md);
    }

    .hero {
        padding: var(--space-2xl) var(--space-md);
    }

    .hero-stats {
        grid-template-columns: 1fr;
    }

    .stat-card {
        padding: var(--space-md);
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .goal-banner {
        flex-direction: column;
        text-align: center;
    }

    .ingredient-cards {
        grid-template-columns: 1fr;
    }

    .ingredient-card {
        flex-direction: column;
    }

    .ingredient-weight {
        width: auto;
    }

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

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

/* Fade in on scroll */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* Smooth reveal for sections */
.section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Hover effects */
.interactive {
    transition: var(--transition-base);
}

.interactive:hover {
    transform: scale(1.02);
}

/* Loading state */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}