/* ==========================================
   VectorLab Premium Redesign Style System
   Aesthetic: Apple, Stripe, Linear, Framer
   ========================================== */

/* Design Tokens & CSS Variables */
:root {
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-secondary: 'Space Grotesk', sans-serif;

    /* Theme Colors (Pure Black Theme) */
    --bg-base: #050505;
    --bg-surface: #0a0a0a;
    --bg-surface-hover: #121212;
    --bg-surface-glass: rgba(10, 10, 10, 0.6);
    --border-color: rgba(255, 255, 255, 0.05);
    --border-hover: rgba(99, 102, 241, 0.25);
    
    --text-primary: #ffffff;
    --text-secondary: #a3a3a3;
    --text-muted: #525252;
    
    /* Neon Accents */
    --color-cyan: #00f2fe;
    --color-purple: #a855f7;
    --color-indigo: #6366f1;
    --color-rose: #f43f5e;
    --color-emerald: #10b981;
    --color-amber: #f59e0b;

    /* Gradients */
    --gradient-hero: linear-gradient(135deg, #ffffff 30%, #a855f7 75%, #00f2fe 100%);
    --gradient-blue-purple: linear-gradient(135deg, var(--color-indigo), var(--color-purple));
    --gradient-cyan-indigo: linear-gradient(135deg, var(--color-cyan), var(--color-indigo));
    --gradient-rose-purple: linear-gradient(135deg, var(--color-rose), var(--color-purple));
    --gradient-glow: radial-gradient(circle, rgba(99, 102, 241, 0.12) 0%, transparent 70%);

    /* System Details */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 9999px;
    
    --transition-fast: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-normal: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    
    --glass-blur: 24px;
    --glass-border: rgba(255, 255, 255, 0.04);
}

/* Global Homepage Redesign Overrides */
html {
    scroll-behavior: auto !important;
}

body.homepage-redesign {
    font-family: var(--font-primary);
    background-color: var(--bg-base) !important;
    color: var(--text-secondary);
    overflow-x: hidden;
    line-height: 1.6;
}

body.homepage-redesign h1,
body.homepage-redesign h2,
body.homepage-redesign h3,
body.homepage-redesign h4,
body.homepage-redesign h5 {
    font-family: var(--font-secondary);
    color: var(--text-primary);
    font-weight: 700;
}

/* Scrollbar customization */
body::-webkit-scrollbar {
    width: 10px;
}
body::-webkit-scrollbar-track {
    background: var(--bg-base);
}
body::-webkit-scrollbar-thumb {
    background: #1f1f1f;
    border-radius: 5px;
    border: 2px solid var(--bg-base);
}
body::-webkit-scrollbar-thumb:hover {
    background: #2f2f2f;
}

/* Dynamic Aurora Glow Orbs */
.aurora-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    overflow: hidden;
    pointer-events: none;
}

.aurora-orb {
    position: absolute;
    border-radius: var(--radius-full);
    filter: blur(140px);
    opacity: 0.28;
    mix-blend-mode: screen;
}

.orb-1 {
    top: -10%;
    right: 5%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, var(--color-indigo) 0%, transparent 70%);
    animation: float-orb 20s infinite alternate;
}

.orb-2 {
    bottom: -15%;
    left: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, var(--color-purple) 0%, transparent 70%);
    animation: float-orb 25s infinite alternate-reverse;
}

.orb-3 {
    top: 40%;
    left: 35%;
    width: 35vw;
    height: 35vw;
    background: radial-gradient(circle, var(--color-cyan) 0%, transparent 70%);
    animation: float-orb 18s infinite alternate 2s;
}

@keyframes float-orb {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(8%, 8%) scale(1.15); }
}

/* Section Common Spacing */
section {
    padding: 120px 0;
    position: relative;
    z-index: 2;
}

/* Section Header Typography */
.section-intro {
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.15;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* Card dark aesthetic */
.card-dark {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 30px;
}

/* Micro Grid backgrounds for subtle depth */
body.homepage-redesign::before {
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.6;
}

/* ==========================================
   SECTION 1 — HERO EXPERIENCE
   ========================================== */
.hero-section {
    padding: 180px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 80px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-full);
    margin-bottom: 24px;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background-color: var(--color-cyan);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--color-cyan);
}

.badge-text {
    font-size: 0.78rem;
    font-weight: 600;
    color: #e5e5e5;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-content h1.headline {
    font-size: 4.8rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.05em;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.hero-content h1.headline span.gradient-text {
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.hero-content p.subheadline {
    font-size: 1.28rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 40px;
    max-width: 580px;
}

.hero-cta {
    display: flex;
    gap: 20px;
    align-items: center;
}

/* Buttons style */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 0.98rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
    border: 1px solid transparent;
}

.btn-gradient {
    background: var(--gradient-blue-purple);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.2);
}

.btn-gradient:hover {
    background: linear-gradient(135deg, var(--color-purple), var(--color-indigo));
    box-shadow: 0 8px 30px rgba(168, 85, 247, 0.4);
    transform: translateY(-2px);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(12px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.btn-premium-glass {
    background: rgba(10, 10, 10, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    backdrop-filter: blur(16px);
}

.btn-premium-glass:hover {
    border-color: var(--color-indigo);
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
}

.btn-premium-gradient {
    background: var(--gradient-cyan-indigo);
    color: #000000;
    font-weight: 700;
    box-shadow: 0 4px 25px rgba(0, 242, 254, 0.25);
}

.btn-premium-gradient:hover {
    transform: scale(1.03) translateY(-2px);
    box-shadow: 0 8px 35px rgba(0, 242, 254, 0.4);
}

/* Hologram mock elements */
.hero-visual-wrapper {
    position: relative;
    width: 100%;
}

.hero-visual-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.08) 0%, transparent 60%);
    z-index: -1;
    filter: blur(80px);
}

.hologram-card {
    width: 100%;
    aspect-ratio: 1.05;
    border-radius: var(--radius-lg);
    background: rgba(10, 10, 10, 0.5);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 30px 60px rgba(0,0,0,0.8);
    position: relative;
    overflow: hidden;
}

.hologram-header {
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.address-bar {
    margin-left: 20px;
    font-size: 0.72rem;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.02);
    padding: 4px 16px;
    border-radius: var(--radius-sm);
    flex-grow: 1;
    max-width: 260px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.03);
}

.hologram-content {
    height: calc(100% - 45px);
    position: relative;
    padding: 25px;
}

.neural-sphere-container {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

#neural-nodes-canvas {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

/* Scanning vertical laser line */
.intelligence-scanner {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-cyan), transparent);
    box-shadow: 0 0 12px var(--color-cyan);
    animation: scanning-bar 4.5s cubic-bezier(0.4, 0, 0.2, 1) infinite;
    pointer-events: none;
    z-index: 5;
}

@keyframes scanning-bar {
    0% { top: 0%; opacity: 0; }
    5% { opacity: 1; }
    95% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

/* Floating widgets inside hero */
.floating-badge {
    position: absolute;
    padding: 12px 18px;
    border-radius: var(--radius-md);
    background: rgba(15, 15, 15, 0.75);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 10;
}

.badge-streak {
    top: 15%;
    left: -5%;
}

.badge-focus {
    bottom: 15%;
    right: -5%;
}

.floating-badge .badge-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.floating-badge .badge-text-box {
    display: flex;
    flex-direction: column;
}

.floating-badge .badge-text-box .title {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.floating-badge .badge-text-box .value {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
}

.animate-float-slow {
    animation: float-slow 6s ease-in-out infinite alternate;
}

.animate-float-fast {
    animation: float-slow 4s ease-in-out infinite alternate 1.5s;
}

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

/* ==========================================
   SECTION 2 — TRUST & SOCIAL PROOF
   ========================================== */
.trust-marquee-section {
    padding: 60px 0 80px;
    background: rgba(10, 10, 10, 0.4);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.marquee-wrapper {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 15px 0;
}

.marquee-wrapper::before,
.marquee-wrapper::after {
    content: "";
    position: absolute;
    top: 0;
    width: 120px;
    height: 100%;
    z-index: 3;
    pointer-events: none;
}

.marquee-wrapper::before {
    left: 0;
    background: linear-gradient(90deg, #050505, transparent);
}

.marquee-wrapper::after {
    right: 0;
    background: linear-gradient(-90deg, #050505, transparent);
}

.marquee-content {
    display: flex;
    white-space: nowrap;
    align-items: center;
    gap: 60px;
    animation: marquee-animation 30s linear infinite;
}

.marquee-content span {
    font-family: var(--font-secondary);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: -0.02em;
    transition: color var(--transition-fast);
}

.marquee-content span:hover {
    color: var(--text-primary);
}

.marquee-content span.separator {
    color: rgba(99, 102, 241, 0.3);
    font-size: 0.9rem;
}

@keyframes marquee-animation {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-50%, 0, 0); }
}

/* Stats counter */
.stats-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.stat-card {
    padding: 35px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: rgba(10, 10, 10, 0.6);
}

.stat-number {
    font-size: 3.4rem;
    font-weight: 800;
    font-family: var(--font-secondary);
    letter-spacing: -0.04em;
    line-height: 1;
}

.stat-number.gradient-text {
    background: var(--gradient-cyan-indigo);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ==========================================
   SECTION 3 — VECTOR INTELLIGENCE EXPERIENCE
   ========================================== */
.intelligence-experience-section {
    background-color: var(--bg-base);
}

.dashboard-mockup-wrapper {
    width: 100%;
    background: rgba(10, 10, 10, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 40px 80px rgba(0,0,0,0.9);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.mockup-bar {
    background: rgba(255, 255, 255, 0.02);
    padding: 14px 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.mockup-url {
    margin: 0 auto;
    font-size: 0.75rem;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.02);
    padding: 4px 20px;
    border-radius: var(--radius-sm);
    width: 300px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.03);
}

.mockup-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 25px;
    padding: 25px;
}

/* Left panel: Cognitive map */
.panel-left {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 400px;
    position: relative;
}

.panel-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.panel-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.cognitive-nodes-network {
    flex-grow: 1;
    position: relative;
    min-height: 220px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.node-wrapper {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    z-index: 10;
    transition: transform var(--transition-fast);
}

.node-wrapper:hover {
    transform: scale(1.1);
}

.node-wrapper.physics { top: 60%; left: 15%; }
.node-wrapper.chemistry { top: 60%; right: 15%; }
.node-wrapper.maths { top: 15%; left: 50%; transform: translateX(-50%); }
.node-wrapper.maths:hover { transform: translateX(-50%) scale(1.1); }

.node-dot {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: #121212;
    border: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.05rem;
    transition: all var(--transition-normal);
}

.node-wrapper.active .node-dot {
    color: #ffffff;
    box-shadow: 0 0 20px var(--color-indigo);
    border-color: var(--color-indigo);
    background: var(--color-indigo);
}

.node-wrapper.physics.active .node-dot { background: var(--color-rose); border-color: var(--color-rose); box-shadow: 0 0 20px var(--color-rose); }
.node-wrapper.chemistry.active .node-dot { background: var(--color-cyan); border-color: var(--color-cyan); box-shadow: 0 0 20px var(--color-cyan); }
.node-wrapper.maths.active .node-dot { background: var(--color-purple); border-color: var(--color-purple); box-shadow: 0 0 20px var(--color-purple); }

.node-label {
    font-size: 0.72rem;
    font-weight: 700;
    margin-top: 8px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.node-glow {
    position: absolute;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    opacity: 0;
    z-index: -1;
    transition: opacity var(--transition-fast);
}

.node-wrapper:hover .node-glow {
    opacity: 1;
}

.cognitive-lines-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.cog-line {
    stroke: rgba(255,255,255,0.04);
    stroke-width: 2;
    transition: stroke var(--transition-normal), stroke-width var(--transition-normal);
}

.cog-line.active {
    stroke-width: 3;
}

.cog-line.phys-chem-line.active { stroke: var(--color-rose); }
.cog-line.chem-math-line.active { stroke: var(--color-cyan); }
.cog-line.math-phys-line.active { stroke: var(--color-purple); }

.node-stats-panel {
    background: rgba(255,255,255,0.01);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-sm);
    padding: 16px;
    margin-top: 20px;
}

.node-stats-panel .subject-title {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-primary);
    display: block;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.subject-progress-container {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.subject-progress-container .label {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.subject-progress-container .progress-track {
    width: 100%;
    height: 5px;
    background: rgba(255,255,255,0.03);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.subject-progress-container .progress-fill {
    height: 100%;
    width: 0%;
    background: var(--gradient-cyan-indigo);
    border-radius: var(--radius-full);
    transition: width var(--transition-normal);
}

.subject-progress-container .value {
    font-size: 0.78rem;
    font-weight: 700;
    align-self: flex-end;
    color: var(--text-primary);
}

/* Right panel widgets */
.panel-right {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.widget-row-top {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 20px;
}

.widget-title {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--text-primary);
}

/* Heatmap Grid */
.heatmap-grid {
    display: grid;
    grid-template-columns: repeat(20, 1fr);
    gap: 4px;
    margin-bottom: 12px;
}

.heatmap-cell {
    aspect-ratio: 1;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.02);
    transition: background-color var(--transition-fast);
}

/* Dynamic cell states */
.heatmap-cell.state-1 { background-color: rgba(99, 102, 241, 0.15); }
.heatmap-cell.state-2 { background-color: rgba(99, 102, 241, 0.35); }
.heatmap-cell.state-3 { background-color: rgba(168, 85, 247, 0.6); }
.heatmap-cell.state-4 { background-color: var(--color-cyan); box-shadow: 0 0 8px rgba(0, 242, 254, 0.5); }

.heatmap-legend {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.68rem;
    color: var(--text-muted);
}

.legend-scale {
    display: flex;
    gap: 4px;
}

.legend-scale span {
    width: 10px;
    height: 10px;
    border-radius: 1px;
}

.legend-scale .scale-1 { background-color: rgba(99, 102, 241, 0.15); }
.legend-scale .scale-2 { background-color: rgba(99, 102, 241, 0.35); }
.legend-scale .scale-3 { background-color: rgba(168, 85, 247, 0.6); }
.legend-scale .scale-4 { background-color: var(--color-cyan); }

/* Curve visual */
.svg-chart-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.prediction-svg {
    width: 100%;
    max-height: 100px;
}

.adaptive-path {
    filter: drop-shadow(0px 0px 5px rgba(0, 242, 254, 0.5));
}

.chart-indicators {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
}

.ind-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.ind-dot.adaptive {
    background-color: var(--color-cyan);
    box-shadow: 0 0 6px var(--color-cyan);
}

.ind-text {
    font-size: 0.68rem;
    color: var(--text-secondary);
}

/* Weakness Scanner widget */
.scanner-card {
    position: relative;
    overflow: hidden;
}

.scanner-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
}

.scanner-status-tag {
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(255,255,255,0.06);
    background: rgba(255,255,255,0.01);
}

.scanner-status-tag.active {
    color: var(--color-cyan);
    border-color: rgba(0, 242, 254, 0.2);
    background: rgba(0, 242, 254, 0.05);
}

.diagnostic-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.diagnostic-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid rgba(255, 255, 255, 0.03);
    position: relative;
    transition: all var(--transition-fast);
}

.diagnostic-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: transparent;
    border-radius: var(--radius-full);
}

.diagnostic-item.sc-item-1::before { background: var(--color-rose); }
.diagnostic-item.sc-item-2::before { background: var(--color-emerald); }
.diagnostic-item.sc-item-3::before { background: var(--color-amber); }

/* Scan line overlay inside card */
.diagnostic-item.scanning {
    background: rgba(99, 102, 241, 0.03);
    border-color: rgba(99, 102, 241, 0.15);
}

.diagnostic-item .item-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

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

.diagnostic-item .item-alert {
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
}

.diagnostic-item .status-fail {
    color: var(--color-rose);
    background: rgba(244, 63, 94, 0.08);
}

.diagnostic-item .status-pass {
    color: var(--color-emerald);
    background: rgba(16, 185, 129, 0.08);
}

.diagnostic-item .status-warning {
    color: var(--color-amber);
    background: rgba(245, 158, 11, 0.08);
}

/* Diagnostic items highlighted when scanner picks them up */
.diagnostic-item.blocker-alert {
    border-color: var(--color-rose);
    box-shadow: 0 0 15px rgba(244, 63, 94, 0.2);
    transform: scale(1.02);
}

.scanner-action-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
}

.btn-micro-glass {
    padding: 8px 16px;
    font-size: 0.78rem;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-micro-glass:hover {
    background: rgba(255,255,255,0.05);
    border-color: rgba(255,255,255,0.15);
}

.btn-micro-gradient {
    padding: 8px 16px;
    font-size: 0.78rem;
    background: var(--gradient-rose-purple);
    color: #ffffff;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    font-weight: 700;
    transition: all var(--transition-fast);
}

.btn-micro-gradient:hover {
    box-shadow: 0 0 15px rgba(244, 63, 94, 0.35);
}

/* ==========================================
   SECTION 4 — PRODUCT BENTO GRID SHOWCASE
   ========================================== */
.bento-showcase-section {
    padding: 120px 0;
    background-color: var(--bg-base);
    border-bottom: 1px solid rgba(255, 255, 255, 0.02);
    position: relative;
}

.bento-grid-layout {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.bento-card {
    position: relative;
    background: rgba(10, 10, 10, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: var(--radius-lg);
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 24px;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.bento-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(800px circle at var(--mouse-x, 0px) var(--mouse-y, 0px), rgba(255, 255, 255, 0.015), transparent 40%);
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.bento-card:hover::after {
    opacity: 1;
}

.bento-large {
    grid-column: span 2;
    min-height: 420px;
}

.bento-small {
    grid-column: span 1;
    min-height: 380px;
}

/* Hover Glow & Transform States */
.bento-card-glow-indigo:hover {
    border-color: rgba(99, 102, 241, 0.35);
    box-shadow: 0 0 40px rgba(99, 102, 241, 0.12), inset 0 0 15px rgba(99, 102, 241, 0.04);
    transform: translateY(-4px);
}

.bento-card-glow-cyan:hover {
    border-color: rgba(0, 242, 254, 0.35);
    box-shadow: 0 0 40px rgba(0, 242, 254, 0.12), inset 0 0 15px rgba(0, 242, 254, 0.04);
    transform: translateY(-4px);
}

.bento-card-glow-rose:hover {
    border-color: rgba(244, 63, 94, 0.35);
    box-shadow: 0 0 40px rgba(244, 63, 94, 0.12), inset 0 0 15px rgba(244, 63, 94, 0.04);
    transform: translateY(-4px);
}

.bento-card-glow-purple:hover {
    border-color: rgba(168, 85, 247, 0.35);
    box-shadow: 0 0 40px rgba(168, 85, 247, 0.12), inset 0 0 15px rgba(168, 85, 247, 0.04);
    transform: translateY(-4px);
}

.bento-card-glow-amber:hover {
    border-color: rgba(245, 158, 11, 0.35);
    box-shadow: 0 0 40px rgba(245, 158, 11, 0.12), inset 0 0 15px rgba(245, 158, 11, 0.04);
    transform: translateY(-4px);
}

.bento-card-glow-emerald:hover {
    border-color: rgba(16, 185, 129, 0.35);
    box-shadow: 0 0 40px rgba(16, 185, 129, 0.12), inset 0 0 15px rgba(16, 185, 129, 0.04);
    transform: translateY(-4px);
}

/* Card Header Content */
.bento-card-header {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    z-index: 2;
}

.bento-icon {
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    width: 48px;
    height: 48px;
    box-shadow: inset 0 0 10px rgba(255,255,255,0.01);
}

.bento-card-title-group h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 6px;
    letter-spacing: -0.01em;
}

.bento-card-sub {
    font-size: 0.88rem;
    font-weight: 500;
    display: block;
}

/* Bento Footer Link style */
.bento-card-footer {
    z-index: 2;
}

.bento-link {
    font-family: var(--font-secondary);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: color var(--transition-fast), gap var(--transition-fast);
}

.bento-link i {
    font-size: 0.75rem;
    transition: transform var(--transition-fast);
}

.bento-link:hover {
    color: #ffffff;
    gap: 12px;
}

.bento-link:hover i {
    transform: translateX(3px);
}

/* ==========================================
   BENTO SCREENSHOTS & ILLUSTRATIONS
   ========================================== */
.bento-illustration {
    position: relative;
    width: 100%;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

/* 1. Vector Intelligence Large Card */
.bento-intel-illustration {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
    justify-content: center;
}

.mock-stats-row {
    display: flex;
    gap: 20px;
    z-index: 2;
}

.mini-stat-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: 14px 22px;
    min-width: 140px;
    text-align: center;
    backdrop-filter: blur(12px);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.bento-card:hover .mini-stat-card {
    transform: translateY(-2px);
}

.mini-stat-card .lbl {
    display: block;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.mini-stat-card .val {
    font-size: 1.45rem;
    font-weight: 800;
}

.mini-diagram-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.node-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--color-cyan);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--color-cyan);
}

.node-dot.pt-1 { top: 25%; left: 15%; animation: pulse-node-glow 2s infinite; }
.node-dot.pt-2 { top: 65%; left: 45%; animation: pulse-node-glow 2s infinite 0.7s; background: var(--color-purple); box-shadow: 0 0 10px var(--color-purple); }
.node-dot.pt-3 { top: 35%; left: 80%; animation: pulse-node-glow 2s infinite 1.4s; }

@keyframes pulse-node-glow {
    0%, 100% { transform: scale(1); opacity: 0.4; }
    50% { transform: scale(1.4); opacity: 1; }
}

.line-svg {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

.line-svg path {
    stroke-dasharray: 400;
    stroke-dashoffset: 400;
    animation: draw-bento-path 6s linear infinite;
}

@keyframes draw-bento-path {
    to { stroke-dashoffset: 0; }
}

/* 2. Exam & Topic Reports */
.bento-reports-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
}

.mini-progress-circle {
    position: relative;
    width: 105px;
    height: 105px;
}

.circle-svg {
    width: 100%;
    height: 100%;
}

.circle-fill {
    stroke: var(--color-cyan);
    stroke-linecap: round;
    transition: stroke-dasharray 1s ease;
    filter: drop-shadow(0 0 6px rgba(0, 242, 254, 0.3));
}

.percentage-lbl {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-secondary);
    font-size: 1.55rem;
    font-weight: 700;
    color: #ffffff;
}

.bento-card:hover .circle-fill {
    animation: circle-pulse-glow 2s ease-in-out infinite alternate;
}

@keyframes circle-pulse-glow {
    0% { stroke-dasharray: 78, 100; filter: drop-shadow(0 0 4px rgba(0, 242, 254, 0.2)); }
    100% { stroke-dasharray: 88, 100; filter: drop-shadow(0 0 10px rgba(0, 242, 254, 0.5)); }
}

/* 3. Rewards & Coins */
.bento-rewards-illustration {
    display: flex;
    flex-direction: column;
    gap: 16px;
    justify-content: center;
    align-items: center;
}

.mini-coin-display {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(245, 158, 11, 0.04);
    border: 1px solid rgba(245, 158, 11, 0.15);
    padding: 10px 22px;
    border-radius: var(--radius-full);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.bento-card:hover .mini-coin-display {
    transform: scale(1.05);
}

.coin-icon-spin {
    font-size: 1.5rem;
    animation: rotate-bento-coin 3.5s linear infinite;
}

@keyframes rotate-bento-coin {
    0% { transform: rotateY(0deg); }
    100% { transform: rotateY(360deg); }
}

.coin-val {
    font-size: 1.15rem;
    font-weight: 700;
    color: #f59e0b;
}

.mini-streak-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    color: #f97316;
    background: rgba(249, 115, 22, 0.08);
    border: 1px solid rgba(249, 115, 22, 0.2);
    padding: 5px 14px;
    border-radius: var(--radius-full);
    animation: bento-streak-bounce 2s infinite ease-in-out;
}

@keyframes bento-streak-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

/* 4. Task Manager */
.bento-tasks-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
}

.mini-task-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 85%;
}

.mini-task-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.015);
    border: 1px solid rgba(255, 255, 255, 0.04);
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
}

.mini-task-item:hover {
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(168, 85, 247, 0.25);
}

.mini-task-item i {
    color: var(--color-purple);
    font-size: 0.85rem;
}

.mini-task-item .empty-check {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    border: 1.5px solid rgba(255, 255, 255, 0.15);
    display: inline-block;
    transition: all var(--transition-fast);
}

.mini-task-item.checked {
    background: rgba(168, 85, 247, 0.02);
    border-color: rgba(168, 85, 247, 0.15);
    color: var(--text-muted);
    text-decoration: line-through;
}

.mini-task-item.checked .empty-check {
    background: var(--color-purple);
    border-color: var(--color-purple);
}

/* 5. Study Buddies */
.bento-buddies-illustration {
    display: flex;
    flex-direction: column;
    gap: 18px;
    justify-content: center;
    align-items: center;
}

.mini-buddy-avatars {
    display: flex;
    justify-content: center;
}

.b-avatar {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-secondary);
    font-size: 0.88rem;
    font-weight: 700;
    color: #ffffff;
    border: 3px solid #050505;
    margin-left: -14px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), margin 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.b-avatar:first-child {
    margin-left: 0;
}

.b-avatar.bg-indigo { background-color: var(--color-indigo); box-shadow: 0 0 15px rgba(99, 102, 241, 0.15); }
.b-avatar.bg-rose { background-color: var(--color-rose); box-shadow: 0 0 15px rgba(244, 63, 94, 0.15); }
.b-avatar.bg-cyan { background-color: var(--color-cyan); box-shadow: 0 0 15px rgba(0, 242, 254, 0.15); }

.bento-card:hover .b-avatar {
    transform: translateY(-4px);
    margin-left: -6px;
}

.bento-card:hover .b-avatar:first-child {
    margin-left: 0;
}

.bento-micro-txt {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin: 0;
    letter-spacing: 0.01em;
}

/* 6. Cloud Infrastructure */
.bento-cloud-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
}

.mock-cloud-sync {
    display: flex;
    align-items: center;
    gap: 40px;
    position: relative;
    z-index: 2;
}

.server-icon, .shield-icon {
    font-size: 2.6rem;
    filter: drop-shadow(0 0 8px rgba(16, 185, 129, 0.15));
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.shield-icon {
    filter: drop-shadow(0 0 8px rgba(0, 242, 254, 0.15));
}

.bento-card:hover .server-icon {
    transform: scale(1.1);
}

.bento-card:hover .shield-icon {
    transform: scale(1.1) rotate(6deg);
}

.sync-glow-line {
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-emerald), var(--color-cyan));
    position: relative;
    box-shadow: 0 0 6px rgba(16, 185, 129, 0.4);
}

.sync-glow-line::after {
    content: '';
    position: absolute;
    top: -2px;
    left: 0;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 0 8px #ffffff;
    animation: bento-sync-flow 2.5s infinite linear;
}

@keyframes bento-sync-flow {
    0% { left: 0%; opacity: 0; }
    15%, 85% { opacity: 1; }
    100% { left: 100%; opacity: 0; }
}

/* ==========================================
   SECTION 5 — FEATURES REIMAGINED
   ========================================== */
.features-reimagined-section {
    background-color: var(--bg-base);
}

.features-asymmetrical-grid {
    display: flex;
    flex-direction: column;
    gap: 120px;
    margin-top: 60px;
}

.feature-item-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 80px;
    align-items: center;
}

.feature-item-row.alternate-row {
    grid-template-areas: "visual text";
}

.feature-item-row.alternate-row .feature-item-text { grid-area: text; }
.feature-item-row.alternate-row .feature-item-visual { grid-area: visual; }

.feature-item-text {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feat-tag {
    font-family: var(--font-secondary);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-indigo);
    border-bottom: 2px solid var(--color-indigo);
    align-self: flex-start;
    padding-bottom: 2px;
}

.feature-item-row:nth-child(2) .feat-tag { color: var(--color-purple); border-color: var(--color-purple); }
.feature-item-row:nth-child(3) .feat-tag { color: var(--color-emerald); border-color: var(--color-emerald); }
.feature-item-row:nth-child(4) .feat-tag { color: var(--color-amber); border-color: var(--color-amber); }
.feature-item-row:nth-child(5) .feat-tag { color: var(--color-rose); border-color: var(--color-rose); }
.feature-item-row:nth-child(6) .feat-tag { color: var(--color-cyan); border-color: var(--color-cyan); }

.feat-heading {
    font-size: 2.6rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.15;
}

.feat-paragraph {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.feat-bullet-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 10px;
    list-style: none;
    padding: 0;
}

.feat-bullet-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
}

.feature-item-visual {
    width: 100%;
}

.feature-item-visual .visual-container {
    width: 100%;
    aspect-ratio: 1.6;
    background: rgba(10, 10, 10, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-lg);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    position: relative;
}

/* Animations/visuals inside feature slots */
.pulsing-grid-visual {
    width: 80%;
    height: 60%;
    position: relative;
    border: 1px dashed rgba(255,255,255,0.02);
}

.grid-cell-dot {
    position: absolute;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--color-indigo);
    box-shadow: 0 0 10px var(--color-indigo);
}

.grid-cell-dot.c-1 { top: 20%; left: 30%; background-color: var(--color-cyan); box-shadow: 0 0 10px var(--color-cyan); }
.grid-cell-dot.c-2 { top: 70%; left: 70%; background-color: var(--color-purple); box-shadow: 0 0 10px var(--color-purple); }
.grid-cell-dot.c-3 { top: 40%; left: 50%; }

.grid-line-glow {
    position: absolute;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-indigo), transparent);
    top: 50%;
    animation: grid-scanner 3s linear infinite;
}

@keyframes grid-scanner {
    0% { transform: translateY(-30px); opacity: 0; }
    50% { opacity: 0.5; }
    100% { transform: translateY(30px); opacity: 0; }
}

/* Goal Ring feature widget */
.goal-rings-visual {
    width: 110px;
    height: 110px;
    position: relative;
}

.ring-core {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ring-core-svg {
    transform: rotate(-90deg);
    width: 100%;
    height: 100%;
}

.ring-core-svg .base {
    fill: none;
    stroke: rgba(255,255,255,0.02);
    stroke-width: 6;
}

.ring-core-svg .accent-glow {
    fill: none;
    stroke: var(--color-purple);
    stroke-width: 6.5;
    stroke-linecap: round;
    filter: drop-shadow(0 0 6px var(--color-purple));
}

.ring-core .score-data {
    position: absolute;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-primary);
}

/* Bar Chart visual */
.bar-chart-visual {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    width: 70%;
    height: 50%;
}

.bar-column {
    width: 28px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.04);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: height 0.6s ease;
}

.bar-column.val-40 { height: 40%; }
.bar-column.val-70 { height: 70%; }
.bar-column.val-95 { height: 95%; }
.bar-column.val-60 { height: 60%; }

.bar-column.active {
    background: var(--gradient-blue-purple);
    border-color: var(--color-purple);
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.4);
}

/* Swag Reward visual */
.swag-reward-preview {
    font-size: 3.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.coin-glow-effect {
    display: flex;
    gap: 8px;
    font-size: 1.2rem;
    color: var(--color-amber);
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.6);
}

/* Checklist widget */
.checklist-preview-widget {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 75%;
}

.checklist-preview-widget .line-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.01);
    border: 1px solid rgba(255,255,255,0.03);
}

.checklist-preview-widget .line-item .check-box-icon {
    width: 16px;
    height: 16px;
    border-radius: 4px;
    border: 1.5px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    color: transparent;
}

.checklist-preview-widget .line-item.checked {
    border-color: rgba(236, 72, 153, 0.25);
    background: rgba(236, 72, 153, 0.02);
}

.checklist-preview-widget .line-item.checked .check-box-icon {
    background-color: var(--color-rose);
    border-color: var(--color-rose);
    color: #ffffff;
}

.checklist-preview-widget .line-item.checked .text {
    text-decoration: line-through;
    color: var(--text-muted);
}

.checklist-preview-widget .line-item .text {
    font-size: 0.85rem;
    font-weight: 600;
}

/* Avatar row visual */
.peer-avatars-row-visual {
    display: flex;
    align-items: center;
}

.peer-avatars-row-visual .avat-tag {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #1e1e1e;
    border: 3px solid var(--bg-base);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-left: -12px;
}

.peer-avatars-row-visual .avat-tag:first-child {
    margin-left: 0;
}

.peer-avatars-row-visual .avat-tag:nth-child(1) { background-color: var(--color-rose); }
.peer-avatars-row-visual .avat-tag:nth-child(2) { background-color: var(--color-cyan); }
.peer-avatars-row-visual .avat-tag:nth-child(3) { background-color: var(--color-purple); }

.peer-avatars-row-visual .avat-add-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px dashed rgba(255,255,255,0.15);
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-left: -12px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.peer-avatars-row-visual .avat-add-btn:hover {
    color: var(--text-primary);
    border-color: var(--color-indigo);
}

/* ==========================================
   SECTION 6 — HOW IT WORKS
   ========================================== */
.how-it-works-section {
    background-color: #030303;
}

.timeline-wrapper {
    position: relative;
    max-width: 900px;
    margin: 60px auto 0;
    padding: 40px 0;
}

.timeline-connection-svg {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 100%;
    z-index: 1;
}

.step-card-wrapper {
    display: flex;
    align-items: center;
    margin-bottom: 80px;
    position: relative;
    z-index: 2;
}

.step-card-wrapper:last-child {
    margin-bottom: 0;
}

.step-card {
    width: 44%;
    padding: 35px;
    position: relative;
}

.step-badge {
    font-family: var(--font-secondary);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--color-indigo);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: block;
    margin-bottom: 12px;
}

.step-card-wrapper:nth-child(4) .step-badge { color: var(--color-purple); }
.step-card-wrapper:nth-child(8) .step-badge { color: var(--color-rose); }

.step-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.step-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.step-marker-container {
    width: 12%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.step-marker-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #171717;
    border: 3px solid var(--bg-base);
    box-shadow: 0 0 0 2px rgba(255,255,255,0.06);
    z-index: 3;
    transition: all var(--transition-normal);
}

/* Dot gets highlighted in JS as scroll occurs */
.step-card-wrapper.active .step-marker-dot {
    background: var(--color-indigo);
    box-shadow: 0 0 12px var(--color-indigo);
}

.step-spacing-block {
    width: 44%;
}

/* Reverse flex alignment for alternate steps */
.step-card-wrapper.right {
    flex-direction: row;
}

/* ==========================================
   SECTION 7 — STUDENT RESULTS
   ========================================== */
.results-section {
    background-color: var(--bg-base);
}

.results-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.case-study-card {
    padding: 35px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 380px;
    background: rgba(10, 10, 10, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.case-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.case-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid rgba(255,255,255,0.1);
}

.case-user-info {
    display: flex;
    flex-direction: column;
}

.case-name {
    font-size: 1rem;
    font-weight: 700;
}

.case-role {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.case-quote {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    font-style: italic;
    margin-bottom: 30px;
}

.case-visual-report {
    margin-top: auto;
    border-top: 1px solid rgba(255,255,255,0.03);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.metric-comparison {
    display: flex;
    align-items: center;
    gap: 10px;
}

.compare-block {
    display: flex;
    flex-direction: column;
}

.compare-block .label {
    font-size: 0.6rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.compare-block .value {
    font-size: 0.92rem;
    font-weight: 750;
}

.compare-arrow {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.case-mini-chart {
    width: 80px;
    height: 25px;
    opacity: 0.7;
}

.mini-chart-svg {
    width: 100%;
    height: 100%;
}

/* ==========================================
   SECTION 8 — FUTURE OF LEARNING
   ========================================== */
.future-learning-section {
    background-color: #030303;
    overflow: hidden;
}

.future-grid-container {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 80px;
    align-items: center;
}

.future-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.future-title {
    font-size: 3.4rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.15;
}

.future-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.future-visual-sphere {
    display: flex;
    justify-content: center;
    align-items: center;
}

.neural-sphere-glowing-wrapper {
    position: relative;
    width: 260px;
    height: 260px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.glow-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 1.5px solid rgba(99, 102, 241, 0.15);
    transform-style: preserve-3d;
}

.glow-ring.ring-1 {
    transform: rotateX(45deg) rotateY(45deg);
    animation: rotate-ring-1 12s linear infinite;
    border-color: rgba(99, 102, 241, 0.3);
}

.glow-ring.ring-2 {
    transform: rotateX(60deg) rotateY(-30deg);
    animation: rotate-ring-2 15s linear infinite;
    border-color: rgba(168, 85, 247, 0.3);
}

.glow-ring.ring-3 {
    transform: rotateX(-15deg) rotateY(70deg);
    animation: rotate-ring-3 18s linear infinite;
    border-color: rgba(0, 242, 254, 0.3);
}

@keyframes rotate-ring-1 {
    0% { transform: rotateX(45deg) rotateY(45deg) rotateZ(0deg); }
    100% { transform: rotateX(45deg) rotateY(45deg) rotateZ(360deg); }
}

@keyframes rotate-ring-2 {
    0% { transform: rotateX(60deg) rotateY(-30deg) rotateZ(0deg); }
    100% { transform: rotateX(60deg) rotateY(-30deg) rotateZ(-360deg); }
}

@keyframes rotate-ring-3 {
    0% { transform: rotateX(-15deg) rotateY(70deg) rotateZ(0deg); }
    100% { transform: rotateX(-15deg) rotateY(70deg) rotateZ(360deg); }
}

.floating-brain-particle {
    position: absolute;
    font-size: 1.1rem;
    color: var(--color-cyan);
    filter: drop-shadow(0 0 4px var(--color-cyan));
    animation: bounce-floating-particle 4s ease-in-out infinite alternate;
}

.floating-brain-particle.p-1 { top: 10%; left: 20%; color: var(--color-cyan); filter: drop-shadow(0 0 6px var(--color-cyan)); }
.floating-brain-particle.p-2 { bottom: 15%; right: 15%; color: var(--color-purple); filter: drop-shadow(0 0 6px var(--color-purple)); animation-delay: 1.5s; }
.floating-brain-particle.p-3 { top: 50%; right: 5%; color: var(--color-rose); filter: drop-shadow(0 0 6px var(--color-rose)); animation-delay: 3s; }

@keyframes bounce-floating-particle {
    0% { transform: translateY(0) scale(1); opacity: 0.7; }
    100% { transform: translateY(-12px) scale(1.05); opacity: 1; }
}

/* ==========================================
   SECTION 9 — FINAL CTA & FOOTER
   ========================================== */
.final-cta-section {
    padding: 180px 0;
    background: #020202;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.cta-aurora-orbs {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.cta-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.16;
}

.cta-orb-1 {
    top: 20%;
    left: 20%;
    width: 350px;
    height: 350px;
    background: var(--color-indigo);
}

.cta-orb-2 {
    bottom: 20%;
    right: 20%;
    width: 350px;
    height: 350px;
    background: var(--color-purple);
}

.cta-layout {
    position: relative;
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.cta-headline {
    font-size: 4.2rem;
    font-weight: 800;
    letter-spacing: -0.05em;
    line-height: 1.1;
    max-width: 800px;
    margin: 0 auto;
}

.cta-subtext {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 16px;
}

.cta-button-container {
    margin-top: 16px;
}

/* Premium Footer overrides */
footer.footer {
    background-color: #030303 !important;
    border-top: 1px solid var(--border-color);
    padding: 80px 0 40px !important;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-about img.footer-logo {
    height: 36px;
    margin-bottom: 20px;
}

.footer-about p.footer-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
    max-width: 300px;
}

.social-icons {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.social-link:hover {
    color: var(--text-primary);
    border-color: var(--color-indigo);
    background: rgba(99,102,241,0.1);
}

.footer-links h3,
.footer-contact h3 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 24px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links ul li a {
    font-size: 0.88rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.footer-links ul li a:hover {
    color: var(--color-indigo);
}

.footer-contact p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.02);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p.copyright {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    font-size: 0.78rem;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
    color: var(--color-indigo);
}

/* Glassmorphism Overrides */
.glass-card {
    background-color: var(--bg-surface-glass);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.glass-card:hover {
    border-color: var(--border-hover);
    box-shadow: 0 30px 60px rgba(99, 102, 241, 0.12);
}

/* Navbar Overrides */
.navbar {
    position: fixed;
    top: 20px;
    left: 0;
    width: 100%;
    z-index: 10000;
}

.navbar-container {
    padding: 10px 24px;
    border-radius: var(--radius-xl);
    background-color: rgba(5, 5, 5, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.03);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.navbar.scrolled {
    top: 0;
}

.navbar.scrolled .navbar-container {
    border-radius: 0;
    border-top: none;
    border-left: none;
    border-right: none;
    background-color: rgba(5, 5, 5, 0.75);
    padding: 16px 40px;
}

.nav-menu li a {
    font-family: var(--font-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.nav-cta {
    padding: 8px 20px;
    font-size: 0.85rem;
}

/* ==========================================
   RESPONSIVE LAYOUTS (Desktop-first approach)
   ========================================== */
@media (max-width: 1200px) {
    .hero-content h1.headline { font-size: 4rem; }
    .section-title { font-size: 2.6rem; }
    .feat-heading { font-size: 2.2rem; }
    .cta-headline { font-size: 3.5rem; }
}

@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }
    
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-visual-wrapper {
        max-width: 550px;
        margin: 0 auto;
    }
    
    .stats-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .mockup-grid {
        grid-template-columns: 1fr;
    }
    
    .bento-grid-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .bento-large, .bento-small {
        grid-column: span 1;
        min-height: auto;
    }
    
    .bento-card {
        padding: 30px 24px;
    }
    
    .feature-item-row {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .feature-item-row.alternate-row {
        grid-template-areas: "text" "visual";
    }
    
    .results-cards-grid {
        grid-template-columns: 1fr;
    }
    
    .future-grid-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .future-content {
        align-items: center;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .hero-content h1.headline { font-size: 3.2rem; }
    .section-title { font-size: 2.2rem; }
    .cta-headline { font-size: 2.8rem; }
    .nav-actions { display: none; }
    .nav-toggle { display: flex; }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(10,10,10,0.95);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        flex-direction: column;
        padding: 24px;
        gap: 20px;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .timeline-connection-svg { display: none; }
    .step-card-wrapper {
        flex-direction: column !important;
        align-items: flex-start;
        margin-bottom: 40px;
    }
    .step-card {
        width: 100% !important;
    }
    .step-marker-container { display: none; }
    .step-spacing-block { display: none; }
}

@media (max-width: 480px) {
    .hero-content h1.headline { font-size: 2.6rem; }
    .hero-cta { flex-direction: column; width: 100%; }
    .hero-cta .btn { width: 100%; }
    .footer-grid { grid-template-columns: 1fr; }
}