/* ═══════════════════════════════════════════
   SYNAPSE OS — Landing Page Styles
   Design: Dark premium, glassmorphism, gradients
   ═══════════════════════════════════════════ */

/* ─── CSS Custom Properties ─── */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --bg-glass: rgba(255, 255, 255, 0.05);

    --text-primary: #f0f0f5;
    --text-secondary: #9898a6;
    --text-muted: #5a5a6e;

    --accent-1: #6c5ce7;
    --accent-2: #00cec9;
    --accent-3: #fd79a8;
    --accent-gradient: linear-gradient(135deg, #6c5ce7, #00cec9);
    --accent-gradient-2: linear-gradient(135deg, #6c5ce7, #fd79a8);

    --danger: #ff6b6b;
    --success: #00b894;

    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --shadow-glow: 0 0 60px rgba(108, 92, 231, 0.15);
    --shadow-card: 0 4px 30px rgba(0, 0, 0, 0.3);

    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --nav-height: 72px;
    --container-max: 1200px;
}

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

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

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ─── Navigation ─── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    background: transparent;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.3rem;
    z-index: 1001;
}

.logo-icon {
    font-size: 1.8rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.3s;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width 0.3s;
}

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

.nav-cta {
    font-size: 0.9rem;
    font-weight: 600;
    padding: 10px 24px;
    background: var(--accent-gradient);
    border-radius: 100px;
    color: white;
    transition: all 0.3s;
    box-shadow: 0 0 20px rgba(108, 92, 231, 0.3);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(108, 92, 231, 0.5);
}

/* Mobile Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s;
}

/* ─── Hero Section ─── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    padding: 120px 24px 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.grid-overlay {
    position: absolute;
    inset: 0;
    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;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.4;
    animation: float 8s ease-in-out infinite;
}

.glow-1 {
    width: 500px;
    height: 500px;
    background: var(--accent-1);
    top: -10%;
    left: 20%;
    animation-delay: 0s;
}

.glow-2 {
    width: 400px;
    height: 400px;
    background: var(--accent-2);
    bottom: 10%;
    right: 15%;
    animation-delay: -3s;
}

.glow-3 {
    width: 300px;
    height: 300px;
    background: var(--accent-3);
    top: 40%;
    left: 60%;
    animation-delay: -5s;
    opacity: 0.2;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) scale(1);
    }

    50% {
        transform: translateY(-30px) scale(1.05);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-2);
    margin-bottom: 32px;
    backdrop-filter: blur(10px);
    animation: fadeInDown 0.8s ease-out;
}

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

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(0.8);
    }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

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

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    max-width: 620px;
    margin: 0 auto 40px;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-subtitle strong {
    color: var(--text-primary);
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 100px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: var(--font-main);
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 0 25px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(108, 92, 231, 0.4);
}

.btn-secondary {
    background: var(--bg-glass);
    color: var(--text-primary);
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.05rem;
}

/* ─── Hero Stats ─── */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-suffix {
    font-size: 2.2rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 48px;
    background: var(--border);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.scroll-arrow {
    width: 24px;
    height: 40px;
    border: 2px solid var(--border-hover);
    border-radius: 12px;
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--accent-1);
    border-radius: 2px;
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }

    50% {
        transform: translateX(-50%) translateY(12px);
        opacity: 0.3;
    }
}

/* ─── Sections ─── */
.section {
    padding: 120px 0;
    position: relative;
}

.section-dark {
    background: var(--bg-secondary);
}

.section-accent {
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.08), rgba(0, 206, 201, 0.08));
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-1);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.text-danger {
    color: var(--danger);
}

/* ─── Problem Cards ─── */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 80px;
}

.problem-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient-2);
    opacity: 0;
    transition: opacity 0.3s;
}

.problem-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

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

.problem-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.problem-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.problem-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.problem-impact {
    padding-top: 16px;
    border-top: 1px solid var(--border);
    font-size: 0.85rem;
}

.impact-label {
    color: var(--text-muted);
    font-weight: 500;
}

.impact-value {
    color: var(--danger);
    font-weight: 600;
}

/* ─── Demo Comparison ─── */
.demo-container {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 48px;
    max-width: 900px;
    margin: 0 auto;
}

.demo-title {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 36px;
    font-weight: 700;
}

.demo-comparison {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 24px;
    align-items: stretch;
}

.demo-panel {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
}

.demo-panel-header {
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 0, 0, 0.3);
    font-size: 0.85rem;
    font-weight: 600;
}

.demo-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.demo-dot.red {
    background: var(--danger);
}

.demo-dot.green {
    background: var(--success);
}

.demo-content {
    padding: 20px;
}

.demo-query {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent-2);
    margin-bottom: 16px;
    padding: 10px 14px;
    background: rgba(0, 206, 201, 0.05);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(0, 206, 201, 0.1);
}

.demo-fact {
    font-size: 0.85rem;
    padding: 8px 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.demo-date {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.demo-badge-old {
    font-size: 0.65rem;
    padding: 2px 8px;
    background: rgba(255, 107, 107, 0.15);
    color: var(--danger);
    border-radius: 100px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.demo-badge-new {
    font-size: 0.65rem;
    padding: 2px 8px;
    background: rgba(0, 184, 148, 0.15);
    color: var(--success);
    border-radius: 100px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.demo-fact.superseded {
    color: var(--text-muted);
    text-decoration: line-through;
    text-decoration-color: rgba(255, 107, 107, 0.4);
}

.demo-fact.current {
    color: var(--success);
    font-weight: 500;
}

.demo-verdict {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
    font-size: 0.9rem;
    font-weight: 600;
}

.demo-result.bad .demo-verdict {
    color: var(--danger);
}

.demo-result.good .demo-verdict {
    color: var(--success);
}

.demo-vs {
    display: flex;
    align-items: center;
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text-muted);
}

/* ─── Solution Flow ─── */
.solution-flow {
    max-width: 700px;
    margin: 0 auto;
}

.flow-step {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all 0.3s;
    position: relative;
}

.flow-step:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateX(8px);
}

.flow-number {
    font-size: 2rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-width: 50px;
    line-height: 1;
}

.flow-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.flow-content p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.flow-icon {
    font-size: 2rem;
    margin-left: auto;
    min-width: 40px;
    text-align: center;
}

.flow-connector {
    width: 2px;
    height: 32px;
    background: var(--border);
    margin-left: 55px;
}

/* ─── Use Case Cards ─── */
.usecase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.usecase-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.usecase-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}

.usecase-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.usecase-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.usecase-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.usecase-tag {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.2);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-1);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ─── Comparison Table ─── */
.comparison-table-wrapper {
    max-width: 700px;
    margin: 0 auto 48px;
    overflow-x: auto;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.comparison-table thead {
    border-bottom: 2px solid var(--border);
}

.comparison-table th {
    padding: 16px 24px;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.comparison-table td {
    padding: 14px 24px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table .highlight-col {
    background: rgba(108, 92, 231, 0.05);
    color: var(--text-primary);
    font-weight: 500;
}

.comparison-table th.highlight-col {
    background: rgba(108, 92, 231, 0.1);
    color: var(--accent-1);
}

.check {
    color: var(--success);
    font-size: 1.1rem;
    font-weight: 700;
}

.cross {
    color: var(--danger);
    font-size: 1.1rem;
    font-weight: 700;
}

/* Quote */
.quote-block {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.quote-block blockquote {
    font-size: 1.2rem;
    color: var(--text-secondary);
    font-style: italic;
    line-height: 1.8;
    position: relative;
    padding: 0 40px;
}

.quote-block blockquote::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -10px;
    font-size: 4rem;
    font-style: normal;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

/* ─── Numbers Grid ─── */
.numbers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    text-align: center;
}

.number-card {
    padding: 32px 16px;
}

.number-value {
    font-size: 3rem;
    font-weight: 900;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 8px;
}

.number-label {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.number-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ─── CTA / Early Access ─── */
.cta-block {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 80px 48px;
    text-align: center;
    overflow: hidden;
}

.cta-glow {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 300px;
    background: radial-gradient(ellipse, rgba(108, 92, 231, 0.15), transparent);
    pointer-events: none;
}

.waitlist-form {
    max-width: 500px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.form-row {
    display: flex;
    gap: 12px;
}

.form-input {
    flex: 1;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: var(--font-main);
    outline: none;
    transition: all 0.3s;
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-input:focus {
    border-color: var(--accent-1);
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
}

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

.form-success {
    margin-top: 20px;
    padding: 16px;
    background: rgba(0, 184, 148, 0.1);
    border: 1px solid rgba(0, 184, 148, 0.2);
    border-radius: var(--radius-md);
    color: var(--success);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
}

.hidden {
    display: none !important;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* ─── Footer ─── */
.footer {
    padding: 48px 0 32px;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.footer-tagline {
    width: 100%;
    margin-top: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--accent-1);
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ─── Analogy Banner ─── */
.analogy-grid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    max-width: 800px;
    margin: 0 auto;
}

.analogy-card {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    transition: all 0.3s;
}

.analogy-card.analogy-highlight {
    border-color: var(--accent-1);
    box-shadow: 0 0 30px rgba(108, 92, 231, 0.15);
    background: rgba(108, 92, 231, 0.05);
}

.analogy-emoji {
    font-size: 3rem;
    margin-bottom: 16px;
}

.analogy-content h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.analogy-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.analogy-arrow {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    flex-shrink: 0;
}

/* ─── Market Opportunity ─── */
.market-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}

.market-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    transition: all 0.3s;
}

.market-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
}

.market-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.market-value {
    font-size: 2.5rem;
    font-weight: 900;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    margin-bottom: 8px;
}

.market-growth {
    font-size: 0.9rem;
    color: var(--accent-2);
    font-weight: 500;
}

.market-bottom {
    text-align: center;
}

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

/* ─── POC Proof Section ─── */
.poc-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.poc-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 24px;
    text-align: center;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.poc-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
}

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

.poc-value {
    font-size: 2.8rem;
    font-weight: 900;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 8px;
}

.poc-label {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.poc-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ─── Animations ─── */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

[data-aos="fade-right"].visible {
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos="zoom-in"].visible {
    transform: scale(1);
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {

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

    .numbers-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

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

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 100px 32px 32px;
        gap: 24px;
        transition: right 0.3s ease;
        border-left: 1px solid var(--border);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-toggle {
        display: flex;
    }

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

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

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

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 48px;
        height: 1px;
    }

    .problem-grid,
    .usecase-grid {
        grid-template-columns: 1fr;
    }

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

    .demo-vs {
        justify-content: center;
        padding: 8px 0;
    }

    .demo-container {
        padding: 24px;
    }

    .section {
        padding: 80px 0;
    }

    .form-row {
        flex-direction: column;
    }

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

    .footer-content {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }

    .footer-brand {
        justify-content: center;
    }

    .footer-tagline {
        text-align: center;
    }

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

    .cta-block {
        padding: 48px 24px;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 10px 14px;
        font-size: 0.85rem;
    }

    .analogy-grid {
        flex-direction: column;
    }

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

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

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

@media (max-width: 480px) {
    .hero {
        padding: 100px 16px 60px;
    }

    .hero-title {
        font-size: 2rem;
    }

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

    .number-value {
        font-size: 2.2rem;
    }

    .flow-step {
        flex-wrap: wrap;
        gap: 16px;
        padding: 24px;
    }

    .flow-icon {
        display: none;
    }

    .quote-block blockquote {
        font-size: 1rem;
        padding: 0 24px;
    }
}