/* ─── Beatrice Landing Page ─── */

:root {
    --bg: #06060b;
    --bg-surface: #0e0e16;
    --bg-card: #14141e;
    --bg-card-hover: #1a1a28;
    --border: rgba(255, 255, 255, 0.06);
    --border-bright: rgba(255, 255, 255, 0.1);
    --text-primary: #eef0f6;
    --text-secondary: #9a9cb0;
    --text-tertiary: #6e7088;
    --accent: #5b8af5;
    --accent-bright: #7aa4ff;
    --accent-glow: rgba(91, 138, 245, 0.12);
    --accent-glow-lg: rgba(91, 138, 245, 0.25);
    --success: #34d97b;
    --violet: #a78bfa;
    --rose: #f472b6;
    --amber: #fbbf24;
    --radius: 16px;
    --radius-lg: 24px;
    --max-width: 1120px;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Inter', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

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

/* ─── Utility ─── */

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 32px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-bright) 60%, var(--violet) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ─── Nav ─── */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 200;
    background: rgba(6, 6, 11, 0.7);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 18px;
    letter-spacing: -0.3px;
}

.nav-brand svg {
    width: 28px;
    height: 28px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: 10px;
    transition: color 0.2s, background 0.2s;
}

.nav-links a:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--bg) !important;
    background: var(--accent-bright) !important;
    padding: 8px 20px !important;
    border-radius: 100px !important;
    transition: transform 0.2s, box-shadow 0.2s !important;
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px var(--accent-glow-lg);
}

/* ─── Hero ─── */

.hero {
    position: relative;
    padding: 160px 0 120px;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, var(--accent-glow-lg) 0%, transparent 65%);
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px 6px 8px;
    border-radius: 100px;
    background: rgba(91, 138, 245, 0.08);
    border: 1px solid rgba(91, 138, 245, 0.15);
    font-size: 13px;
    font-weight: 500;
    color: var(--accent-bright);
    margin-bottom: 28px;
}

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

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero h1 {
    font-size: clamp(42px, 7vw, 72px);
    font-weight: 800;
    letter-spacing: -2px;
    line-height: 1.05;
    margin-bottom: 20px;
}

.hero-sub {
    font-size: clamp(16px, 2.2vw, 20px);
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-bright) 100%);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    border-radius: 14px;
    border: none;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.3s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px var(--accent-glow-lg);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-bright);
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 600;
    border-radius: 14px;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

/* ─── Device Mockups ─── */

.hero-mockups {
    margin-top: 80px;
    display: flex;
    justify-content: center;
    gap: 24px;
    perspective: 1200px;
}

.mockup-phone {
    width: 280px;
    height: 560px;
    background: var(--bg-card);
    border-radius: 36px;
    border: 2px solid var(--border-bright);
    overflow: hidden;
    position: relative;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    transform: rotateY(-4deg) rotateX(2deg);
    transition: transform 0.5s ease;
}

.mockup-phone:hover {
    transform: rotateY(0) rotateX(0);
}

.mockup-phone-notch {
    width: 120px;
    height: 28px;
    background: var(--bg);
    border-radius: 0 0 18px 18px;
    margin: 0 auto;
}

.mockup-phone-screen {
    padding: 12px 16px;
}

.mockup-phone-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.mockup-phone-title {
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 6px;
}

.mockup-phone-plus {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
}

.mockup-search {
    width: 100%;
    height: 36px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    padding: 0 12px;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 12px;
}

.mockup-search svg { width: 14px; height: 14px; opacity: 0.6; }

.mockup-node {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px;
    margin-bottom: 10px;
}

.mockup-node-top {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.mockup-node-icon {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.mockup-node-icon.blue { background: rgba(91, 138, 245, 0.15); color: var(--accent-bright); }
.mockup-node-icon.green { background: rgba(52, 217, 123, 0.15); color: var(--success); }
.mockup-node-icon.violet { background: rgba(167, 139, 250, 0.15); color: var(--violet); }
.mockup-node-icon.rose { background: rgba(244, 114, 182, 0.15); color: var(--rose); }

.mockup-node-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.mockup-node-title {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 4px;
}

.mockup-node-body {
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.mockup-desktop {
    width: 640px;
    height: 400px;
    background: var(--bg-card);
    border-radius: 16px;
    border: 2px solid var(--border-bright);
    overflow: hidden;
    position: relative;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    transform: rotateY(3deg) rotateX(1deg);
    transition: transform 0.5s ease;
}

.mockup-desktop:hover {
    transform: rotateY(0) rotateX(0);
}

.mockup-desktop-titlebar {
    height: 36px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 14px;
    gap: 8px;
}

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

.mockup-traffic-dot.red { background: #ff5f57; }
.mockup-traffic-dot.yellow { background: #febc2e; }
.mockup-traffic-dot.green { background: #28c840; }

.mockup-desktop-body {
    display: flex;
    height: calc(100% - 36px);
}

.mockup-sidebar {
    width: 200px;
    border-right: 1px solid var(--border);
    padding: 16px 12px;
    flex-shrink: 0;
}

.mockup-sidebar-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.mockup-sidebar-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-radius: 8px;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.mockup-sidebar-item.active {
    background: rgba(91, 138, 245, 0.08);
    color: var(--accent-bright);
}

.mockup-sidebar-icon {
    width: 16px;
    height: 16px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
}

.mockup-sidebar-count {
    margin-left: auto;
    font-size: 11px;
    color: var(--text-secondary);
}

.mockup-detail {
    flex: 1;
    padding: 20px 24px;
}

.mockup-detail-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: rgba(91, 138, 245, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    margin-bottom: 12px;
}

.mockup-detail-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 4px;
}

.mockup-detail-badge {
    display: inline-flex;
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 10px;
    font-weight: 600;
    background: rgba(91, 138, 245, 0.1);
    color: var(--accent-bright);
    margin-bottom: 14px;
}

.mockup-detail-body {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.mockup-detail-body p { margin-bottom: 8px; }

.mockup-detail-meta {
    margin-top: 16px;
    display: flex;
    gap: 16px;
}

.mockup-detail-meta-item {
    font-size: 10px;
}

.mockup-detail-meta-label {
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.mockup-detail-meta-value {
    color: var(--text-secondary);
    font-weight: 600;
}

/* ─── Logos Bar ─── */

.logos-bar {
    padding: 60px 0;
    text-align: center;
}

.logos-bar-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.logos-bar-icons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.logos-bar-icons span {
    font-size: 24px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}

.logos-bar-icons span svg {
    width: 24px;
    height: 24px;
}

/* ─── Use Cases ─── */

.use-cases {
    padding: 100px 0;
}

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

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

.use-case-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-bright);
    transform: translateY(-2px);
}

.use-case-icon {
    font-size: 36px;
    margin-bottom: 16px;
}

.use-case-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.2px;
}

.use-case-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ─── Features ─── */

.features {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent-bright);
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 12px;
}

.section-header p {
    font-size: 17px;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    border-color: rgba(91, 138, 245, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.feature-card:nth-child(1) .feature-icon { background: var(--accent-glow); color: var(--accent-bright); }
.feature-card:nth-child(2) .feature-icon { background: rgba(167, 139, 250, 0.1); color: var(--violet); }
.feature-card:nth-child(3) .feature-icon { background: rgba(52, 217, 123, 0.1); color: var(--success); }
.feature-card:nth-child(4) .feature-icon { background: rgba(244, 114, 182, 0.1); color: var(--rose); }
.feature-card:nth-child(5) .feature-icon { background: rgba(251, 191, 36, 0.1); color: var(--amber); }
.feature-card:nth-child(6) .feature-icon { background: var(--accent-glow); color: var(--accent-bright); }

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon svg {
    width: 22px;
    height: 22px;
}

.feature-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ─── How It Works ─── */

.how-it-works {
    padding: 100px 0;
}

.timeline {
    max-width: 640px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 19px;
    top: 32px;
    bottom: 32px;
    width: 2px;
    background: linear-gradient(180deg, var(--accent), var(--violet), var(--rose));
    border-radius: 2px;
}

.timeline-step {
    display: flex;
    gap: 24px;
    padding: 24px 0;
    position: relative;
}

.timeline-step-dot {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 2px solid var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    color: var(--accent-bright);
    flex-shrink: 0;
    z-index: 1;
}

.timeline-step:nth-child(2) .timeline-step-dot { border-color: var(--violet); color: var(--violet); }
.timeline-step:nth-child(3) .timeline-step-dot { border-color: var(--success); color: var(--success); }
.timeline-step:nth-child(4) .timeline-step-dot { border-color: var(--rose); color: var(--rose); }

.timeline-step-content h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 6px;
}

.timeline-step-content p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ─── Sovereign Sync ─── */

.sovereign-sync {
    padding: 100px 0;
}

.sync-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.sync-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
    position: relative;
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}

.sync-card:hover {
    border-color: rgba(91, 138, 245, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.sync-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: var(--accent-glow);
    color: var(--accent-bright);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.sync-card-icon svg {
    width: 26px;
    height: 26px;
}

.sync-card-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-bright);
    background: rgba(91, 138, 245, 0.08);
    border: 1px solid rgba(91, 138, 245, 0.15);
    padding: 4px 12px;
    border-radius: 100px;
    margin-bottom: 16px;
}

.sync-card h3 {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 12px;
}

.sync-card > p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 28px;
}

.sync-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sync-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
}

.sync-features li svg {
    width: 16px;
    height: 16px;
    color: var(--success);
    flex-shrink: 0;
}

.sync-promise {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 20px;
    border-radius: var(--radius);
    background: rgba(52, 217, 123, 0.04);
    border: 1px solid rgba(52, 217, 123, 0.1);
    font-size: 15px;
    font-weight: 600;
    color: var(--success);
}

.sync-promise svg {
    flex-shrink: 0;
    color: var(--success);
}

/* ─── Comparison Table ─── */

.comparison {
    padding: 100px 0;
}

.comparison-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--bg-card);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 700px;
}

.comparison-table thead th {
    padding: 20px 16px;
    font-size: 13px;
    font-weight: 700;
    text-align: center;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    position: sticky;
    top: 0;
    background: var(--bg-card);
    z-index: 2;
}

.col-feature {
    text-align: left !important;
    width: 28%;
}

.col-beatrice {
    background: rgba(91, 138, 245, 0.04);
}

.th-brand {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-bright) !important;
}

.th-brand svg {
    width: 16px;
    height: 16px;
}

.comparison-table tbody tr {
    transition: background 0.15s;
}

.comparison-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.comparison-table tbody td {
    padding: 14px 16px;
    font-size: 13px;
    text-align: center;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
}

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

.feature-name {
    text-align: left;
    font-weight: 500;
    color: var(--text-primary);
}

.comparison-table td.yes {
    color: var(--success);
    font-weight: 600;
}

.comparison-table td.partial {
    color: var(--amber);
}

.comparison-table td.no {
    color: var(--text-tertiary);
}

.comparison-table .col-beatrice {
    background: rgba(91, 138, 245, 0.03);
}

.comparison-table tbody td.col-beatrice {
    background: rgba(91, 138, 245, 0.03);
    font-weight: 600;
    color: var(--text-primary);
}

.comparison-legend {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-primary);
}

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

.legend-dot.yes { background: var(--success); }
.legend-dot.partial { background: var(--amber); }
.legend-dot.no { background: var(--text-tertiary); }

/* ─── The Barlow Code ─── */

.barlow {
    padding: 100px 0;
}

.barlow-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 72px 64px;
    position: relative;
    overflow: hidden;
}

.barlow-ambient {
    position: absolute;
    top: -120px;
    right: -80px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(52, 217, 123, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.barlow-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 56px;
    position: relative;
    z-index: 1;
}

.barlow-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px 6px 10px;
    border-radius: 100px;
    background: rgba(52, 217, 123, 0.08);
    border: 1px solid rgba(52, 217, 123, 0.18);
    font-size: 13px;
    font-weight: 600;
    color: var(--success);
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.barlow-badge svg {
    width: 14px;
    height: 14px;
}

.barlow-header h2 {
    font-size: clamp(28px, 4vw, 38px);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
    line-height: 1.15;
}

.barlow-header p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.barlow-principles {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.barlow-principle {
    background: var(--bg-card);
    padding: 32px;
    display: flex;
    gap: 20px;
    transition: background 0.3s;
}

.barlow-principle:hover {
    background: var(--bg-card-hover);
}

.barlow-principle-num {
    font-size: 13px;
    font-weight: 800;
    color: var(--success);
    flex-shrink: 0;
    padding-top: 2px;
    font-variant-numeric: tabular-nums;
}

.barlow-principle-content h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.barlow-principle-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.65;
    margin: 0;
}

.barlow-promise {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
    padding: 20px;
    border-radius: var(--radius);
    background: rgba(52, 217, 123, 0.04);
    border: 1px solid rgba(52, 217, 123, 0.1);
    font-size: 15px;
    font-weight: 600;
    color: var(--success);
    position: relative;
    z-index: 1;
}

.barlow-promise svg {
    flex-shrink: 0;
    color: var(--success);
}

/* ─── CTA ─── */

.cta-section {
    padding: 100px 0 120px;
    text-align: center;
}

.cta-section h2 {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 17px;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ─── Footer ─── */

.footer {
    border-top: 1px solid var(--border);
    padding: 48px 0;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 16px;
}

.footer-brand svg {
    width: 22px;
    height: 22px;
}

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

.footer-links a {
    font-size: 14px;
    color: var(--text-secondary);
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-copy {
    font-size: 13px;
    color: var(--text-secondary);
}

/* ─── Responsive ─── */

@media (max-width: 900px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .use-cases-grid { grid-template-columns: repeat(2, 1fr); }
    .sync-grid { grid-template-columns: 1fr; }
    .barlow-principles { grid-template-columns: 1fr; }
    .hero-mockups { flex-direction: column; align-items: center; }
    .mockup-phone { transform: none; }
    .mockup-desktop { transform: none; width: 100%; max-width: 640px; }
    .mockup-sidebar { display: none; }
    .comparison-table-wrapper { margin: 0 -20px; border-radius: 0; border-left: none; border-right: none; }
}

@media (max-width: 640px) {
    .features-grid { grid-template-columns: 1fr; }
    .use-cases-grid { grid-template-columns: 1fr; }
    .nav-links a:not(.nav-cta) { display: none; }
    .hero { padding: 120px 0 80px; }
    .hero h1 { letter-spacing: -1px; }
    .container { padding: 0 20px; }
    .barlow-card { padding: 40px 24px; }
    .mockup-phone { width: 260px; height: 520px; }
}

/* ─── Animations ─── */

@keyframes fade-up {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-in {
    animation: fade-up 0.6s ease-out both;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }

/* ─── Scroll-triggered ─── */

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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