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

/* ===== Light Theme (Default) ===== */
:root, [data-theme="light"] {
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --bg-card: #ffffff;
    --bg-card-hover: #f1f5f9;
    --surface: #f1f5f9;
    --border: rgba(0,0,0,0.08);
    --border-strong: rgba(0,0,0,0.12);
    --text: #0f172a;
    --text-muted: #475569;
    --text-dim: #94a3b8;
    --primary: #FF6B35;
    --primary-hover: #ff8255;
    --primary-glow: rgba(255,107,53,0.3);
    --gradient: linear-gradient(135deg, #FF6B35, #FF9F1C);
    --btn-gradient: linear-gradient(135deg, #FF6B35, #FF9F1C);
    --hero-bg: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --hero-text: #f1f5f9;
    --hero-text-muted: #94a3b8;
    --hero-text-dim: #64748b;
    --hero-border: rgba(255,255,255,0.08);
    --hero-card-bg: rgba(255,255,255,0.95);
    --hero-card-text: #0f172a;
    --hero-badge-bg: rgba(255,255,255,0.1);
    --navbar-bg: rgba(255,255,255,0.85);
    --navbar-border: rgba(0,0,0,0.06);
    --flight-card-bg: rgba(15,23,42,0.85);
    --flight-card-text: #f1f5f9;
    --flight-card-dim: #64748b;
    --cta-bg: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    --cta-text: #f1f5f9;
    --cta-text-muted: #94a3b8;
    --cta-text-dim: #64748b;
    --footer-bg: #0f172a;
    --footer-text: #e2e8f0;
    --footer-text-muted: #94a3b8;
    --footer-text-dim: #64748b;
    --footer-border: rgba(255,255,255,0.06);
    --stats-bg: #f8fafc;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.1);
    --radius: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Dark Theme ===== */
[data-theme="dark"] {
    --bg: #0a0e1a;
    --bg-alt: #111827;
    --bg-card: #111827;
    --bg-card-hover: #1a2332;
    --surface: #1e293b;
    --border: rgba(255,255,255,0.06);
    --border-strong: rgba(255,255,255,0.1);
    --text: #f1f5f9;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    --primary: #FF6B35;
    --primary-hover: #ff8255;
    --primary-glow: rgba(255,107,53,0.4);
    --gradient: linear-gradient(135deg, #FF6B35, #FF9F1C);
    --btn-gradient: linear-gradient(135deg, #FF6B35, #FF9F1C);
    --hero-bg: linear-gradient(135deg, #0a0e1a 0%, #111827 100%);
    --hero-text: #f1f5f9;
    --hero-text-muted: #94a3b8;
    --hero-text-dim: #64748b;
    --hero-border: rgba(255,255,255,0.06);
    --hero-card-bg: rgba(17,24,39,0.9);
    --hero-card-text: #f1f5f9;
    --hero-badge-bg: rgba(255,255,255,0.06);
    --navbar-bg: rgba(10,14,26,0.85);
    --navbar-border: rgba(255,255,255,0.06);
    --flight-card-bg: rgba(17,24,39,0.9);
    --flight-card-text: #f1f5f9;
    --flight-card-dim: #64748b;
    --cta-bg: linear-gradient(180deg, #0a0e1a 0%, #0f172a 100%);
    --cta-text: #f1f5f9;
    --cta-text-muted: #94a3b8;
    --cta-text-dim: #64748b;
    --footer-bg: #070a12;
    --footer-text: #e2e8f0;
    --footer-text-muted: #94a3b8;
    --footer-text-dim: #64748b;
    --footer-border: rgba(255,255,255,0.06);
    --stats-bg: rgba(17,24,39,0.3);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.4);
}

html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background 0.3s ease, color 0.3s ease;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Logo ===== */
.logo-circle { color: var(--primary); }

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
    white-space: nowrap;
}
.btn-primary {
    background: var(--btn-gradient);
    color: #fff;
    box-shadow: 0 4px 15px var(--primary-glow);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px var(--primary-glow);
}
.btn-ghost {
    background: rgba(255,255,255,0.1);
    color: var(--hero-text);
    border: 1px solid var(--hero-border);
    backdrop-filter: blur(10px);
}
.btn-ghost:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.2);
}
.btn-sm { padding: 10px 22px; font-size: 0.875rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.btn-glow { animation: glow-pulse 2s ease-in-out infinite; }

@keyframes glow-pulse {
    0%, 100% { box-shadow: 0 4px 15px var(--primary-glow); }
    50% { box-shadow: 0 4px 30px var(--primary-glow), 0 0 60px rgba(255,107,53,0.1); }
}

/* ===== Theme Toggle ===== */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--nav-border);
    background: rgba(255,255,255,0.08);
    cursor: pointer;
    transition: var(--transition);
    color: var(--nav-text-muted);
    flex-shrink: 0;
}
.theme-toggle:hover {
    background: rgba(255,255,255,0.15);
    color: var(--nav-text);
    border-color: rgba(255,255,255,0.2);
}
.navbar.scrolled .theme-toggle {
    border-color: var(--border);
    background: var(--bg-card);
    color: var(--text-muted);
}
.navbar.scrolled .theme-toggle:hover {
    background: var(--bg-card-hover);
    color: var(--text);
    border-color: var(--border-strong);
}
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-moon { display: block; }
[data-theme="dark"] .icon-sun { display: block; }
[data-theme="dark"] .icon-moon { display: none; }

/* ===== Navbar ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    background: transparent;
    /* Before scroll: navbar sits on dark hero, so use light text */
    --nav-text: #f1f5f9;
    --nav-text-muted: #94a3b8;
    --nav-border: rgba(255,255,255,0.08);
}
.navbar.scrolled {
    padding: 12px 0;
    background: var(--navbar-bg);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--navbar-border);
    /* After scroll: use theme-aware text colors */
    --nav-text: var(--text);
    --nav-text-muted: var(--text-muted);
    --nav-border: var(--border);
}
.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--nav-text);
}
.nav-links {
    display: flex;
    gap: 32px;
}
.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--nav-text-muted);
    transition: var(--transition);
}
.nav-links a:hover { color: var(--nav-text); }
.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--nav-text);
    border-radius: 2px;
    transition: var(--transition);
}
.mobile-menu-btn.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== Hero (always dark) ===== */
.hero {
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: var(--hero-bg);
    color: var(--hero-text);
}
.hero-bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
}
.hero-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.2;
}
.hero-circle-1 {
    width: 600px;
    height: 600px;
    background: var(--primary-hover);
    top: -200px;
    right: -100px;
}
.hero-circle-2 {
    width: 400px;
    height: 400px;
    background: #6366f1;
    bottom: -100px;
    left: -100px;
}
.hero-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 70% 70% at 50% 30%, black, transparent);
}
.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}
/* Floating flight icons */
.hero-floating-icons {
    display: none;
    gap: 18px;
    margin-bottom: 16px;
}
.float-icon {
    color: rgba(255,255,255,0.25);
    animation: float-bob 3s ease-in-out infinite;
}
.fi-1 { animation-delay: 0s; }
.fi-2 { animation-delay: 0.5s; }
.fi-3 { animation-delay: 1s; }
.fi-4 { animation-delay: 1.5s; }
.fi-5 { animation-delay: 2s; }

@keyframes float-bob {
    0%, 100% { transform: translateY(0); opacity: 0.25; }
    50% { transform: translateY(-6px); opacity: 0.5; }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: var(--hero-badge-bg);
    border: 1px solid var(--hero-border);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--hero-text-muted);
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}
.pulse-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(34,197,94,0.4); }
    50% { opacity: 0.8; box-shadow: 0 0 0 8px rgba(34,197,94,0); }
}
.hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
    color: var(--hero-text);
}
.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-subtitle {
    font-size: 1.125rem;
    color: var(--hero-text-muted);
    max-width: 520px;
    margin-bottom: 32px;
    line-height: 1.7;
}
.hero-cta-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}
.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}
.tag {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--hero-text-muted);
}
.tag svg { color: #22c55e; }

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.hero-card-stack { position: relative; }
.hero-image-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--hero-border);
}
.hero-image-card img {
    width: 100%;
    height: 320px;
    object-fit: cover;
}
.flight-status-card {
    position: absolute;
    bottom: -20px;
    left: 20px;
    right: 20px;
    background: var(--flight-card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--hero-border);
    border-radius: var(--radius);
    padding: 10px 16px;
    box-shadow: var(--shadow-lg);
    color: var(--flight-card-text);
}
.flight-status-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}
.flight-label {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--flight-card-dim);
}
.flight-status-badge {
    background: rgba(34,197,94,0.15);
    color: #22c55e;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.status-pulse {
    width: 6px;
    height: 6px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}
.flight-route {
    display: flex;
    align-items: center;
    gap: 12px;
}
.city-block {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}
.city-block-right { text-align: right; align-items: flex-end; }
.city-code {
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    color: var(--flight-card-text);
    line-height: 1.2;
}
.flight-route .city {
    font-weight: 500;
    font-size: 0.8rem;
    color: var(--flight-card-dim);
}
/* Animated route line */
.route-line-animated {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}
.route-track {
    width: 100%;
    height: 2px;
    background: rgba(255,255,255,0.08);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}
.route-dash {
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        90deg,
        var(--primary) 0,
        var(--primary) 6px,
        transparent 6px,
        transparent 12px
    );
    animation: dash-move 1.5s linear infinite;
    opacity: 0.5;
}
@keyframes dash-move {
    0% { transform: translateX(-12px); }
    100% { transform: translateX(0); }
}
.plane-icon {
    position: absolute;
    top: 50%;
    transform: translateY(-50%) rotate(-0deg);
    color: var(--primary);
    animation: fly-across 3s ease-in-out infinite;
    filter: drop-shadow(0 0 6px var(--primary-glow));
}
@keyframes fly-across {
    0% { left: -10px; opacity: 0; }
    15% { opacity: 1; }
    85% { opacity: 1; }
    100% { left: calc(100% - 12px); opacity: 0; }
}
.flight-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 6px;
    padding-top: 6px;
    border-top: 1px solid rgba(255,255,255,0.06);
    font-size: 0.75rem;
    color: var(--flight-card-dim);
    font-weight: 500;
}
.flight-dot {
    width: 3px;
    height: 3px;
    background: var(--flight-card-dim);
    border-radius: 50%;
}
/* Transition for route switching */
.flight-status-card {
    transition: opacity 0.4s ease, transform 0.4s ease;
}
.flight-status-card.flight-switching {
    opacity: 0;
    transform: translateY(6px);
}

.hero-trust-bar {
    display: flex;
    align-items: center;
    gap: 14px;
    padding-left: 20px;
    padding-top: 12px;
}
.avatar-stack {
    display: flex;
}
.avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: #fff;
    border: 2px solid rgba(15,23,42,1);
    margin-left: -8px;
}
.avatar:first-child { margin-left: 0; }
.avatar:nth-child(1) { animation: avatar-pop 0.4s ease 0.1s both; }
.avatar:nth-child(2) { animation: avatar-pop 0.4s ease 0.2s both; }
.avatar:nth-child(3) { animation: avatar-pop 0.4s ease 0.3s both; }
.avatar:nth-child(4) { animation: avatar-pop 0.4s ease 0.4s both; }
@keyframes avatar-pop {
    0% { opacity: 0; transform: scale(0.5); }
    100% { opacity: 1; transform: scale(1); }
}
.trust-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.stars {
    color: #f59e0b;
    font-size: 0.85rem;
    letter-spacing: 2px;
}
.trust-text span {
    font-size: 0.8rem;
    color: var(--hero-text-dim);
}

/* ===== Stats Bar ===== */
.stats-bar {
    padding: 50px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--stats-bg);
}
.stats-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--btn-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-label {
    font-size: 0.875rem;
    color: var(--text-dim);
    margin-top: 4px;
}
.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border);
}

/* ===== Section Shared ===== */
.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}
.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(99,102,241,0.08);
    color: #6366f1;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 16px;
    letter-spacing: 0.03em;
}
[data-theme="dark"] .section-badge {
    background: rgba(139,92,246,0.12);
    color: #a78bfa;
}
.section-header h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
    color: var(--text);
}
.section-header p {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* ===== Features ===== */
.features {
    padding: 100px 0;
    background: var(--bg);
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}
.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-strong);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
}
.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text);
}
.feature-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ===== Value Props (3-up after How It Works) ===== */
.value-props {
    padding: 80px 0;
    background: var(--bg);
}
.value-props-grid {
    grid-template-columns: repeat(3, 1fr);
    max-width: 980px;
    margin: 0 auto;
}
.value-props .feature-card {
    text-align: center;
}
.value-props .feature-icon {
    margin-left: auto;
    margin-right: auto;
}
@media (max-width: 768px) {
    .value-props-grid { grid-template-columns: 1fr; }
}

/* ===== How It Works ===== */
.how-it-works {
    padding: 100px 0;
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.steps-grid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
}
.step-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    text-align: center;
    flex: 1;
    max-width: 300px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}
.step-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 10px 40px var(--primary-glow);
}
.step-number {
    width: 48px;
    height: 48px;
    background: var(--gradient);
    color: #fff;
    font-weight: 800;
    font-size: 1.2rem;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}
.step-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text);
}
.step-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}
.step-connector {
    color: var(--text-dim);
    flex-shrink: 0;
}

/* ===== Reviews ===== */
.reviews {
    padding: 100px 0;
    background: var(--bg);
}
.review-summary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 12px;
    color: var(--text-muted);
    font-size: 0.95rem;
}
.stars-lg {
    color: #f59e0b;
    font-size: 1.25rem;
    letter-spacing: 3px;
}
.reviews-carousel {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.review-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}
.review-card:hover {
    border-color: var(--border-strong);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.review-stars {
    color: #f59e0b;
    font-size: 1rem;
    letter-spacing: 2px;
    margin-bottom: 16px;
}
.review-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}
.reviewer {
    display: flex;
    align-items: center;
    gap: 12px;
}
.reviewer-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    color: #fff;
}
.reviewer strong {
    display: block;
    font-size: 0.9rem;
    color: var(--text);
}
.reviewer span {
    font-size: 0.8rem;
    color: var(--text-dim);
}

/* ===== FAQ ===== */
.faq {
    padding: 100px 0;
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
}
.faq-list {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}
.faq-item[open] {
    border-color: var(--primary);
}
.faq-item summary {
    padding: 20px 24px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition);
    color: var(--text);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: '+';
    font-size: 1.4rem;
    font-weight: 300;
    color: var(--text-dim);
    transition: var(--transition);
}
.faq-item[open] summary::after {
    content: '-';
    color: var(--primary);
}
.faq-item p {
    padding: 0 24px 20px;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===== CTA (always dark) ===== */
.cta {
    padding: 120px 0;
    background: var(--cta-bg);
    position: relative;
    overflow: hidden;
    color: var(--cta-text);
}
.cta-glow {
    position: absolute;
    width: 500px;
    height: 500px;
    background: var(--primary);
    border-radius: 50%;
    filter: blur(200px);
    opacity: 0.08;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
.cta-inner {
    text-align: center;
    position: relative;
    z-index: 1;
}
.cta h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
    color: var(--cta-text);
}
.cta p {
    color: var(--cta-text-muted);
    font-size: 1.1rem;
    max-width: 500px;
    margin: 0 auto 36px;
    line-height: 1.7;
}
.cta-subtext {
    margin-top: 24px;
    font-size: 0.85rem;
    color: var(--cta-text-dim);
}

/* ===== Footer (always dark) ===== */
.footer {
    padding: 60px 0 0;
    border-top: 1px solid var(--footer-border);
    background: var(--footer-bg);
    color: var(--footer-text);
}
.footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 60px;
    padding-bottom: 40px;
}
.footer-brand {
    max-width: 320px;
}
.footer-brand .logo {
    margin-bottom: 16px;
    color: var(--footer-text);
}
.footer-brand p {
    font-size: 0.875rem;
    color: var(--footer-text-dim);
    line-height: 1.7;
}
.footer-links-group {
    display: flex;
    gap: 60px;
}
.footer-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-col h4 {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--footer-text-muted);
    margin-bottom: 6px;
}
.footer-col a {
    font-size: 0.9rem;
    color: var(--footer-text-dim);
    transition: var(--transition);
}
.footer-col a:hover { color: var(--footer-text); }
.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 24px 0;
    border-top: 1px solid var(--footer-border);
    font-size: 0.8rem;
    color: var(--footer-text-dim);
}
.disclaimer {
    font-size: 0.75rem;
    color: var(--footer-text-dim);
    line-height: 1.6;
    opacity: 0.75;
    margin-top: 12px;
    text-align: left;
}
.disclaimer p {
    margin: 0 0 10px 0;
}
.disclaimer p:last-child {
    margin-bottom: 0;
}

/* ===== Modal ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}
.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    max-width: 640px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-lg);
    transform: translateY(20px) scale(0.97);
    transition: transform 0.3s ease;
    color: var(--text);
}
.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}
.modal-close {
    position: absolute;
    top: 16px;
    right: 20px;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--text-dim);
    cursor: pointer;
    line-height: 1;
    padding: 4px 8px;
    border-radius: 8px;
    transition: var(--transition);
}
.modal-close:hover {
    color: var(--text);
    background: var(--surface);
}
.modal h2 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 24px;
    padding-right: 40px;
    letter-spacing: -0.02em;
}
.modal h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin: 24px 0 10px;
    color: var(--text);
}
.modal p {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 12px;
}
.modal ul {
    padding-left: 20px;
    margin-bottom: 12px;
}
.modal li {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 6px;
}
.modal strong {
    color: var(--text);
}

@media (max-width: 640px) {
    .modal {
        padding: 28px 20px;
        max-height: 85vh;
    }
}

/* ===== Animations ===== */
.animate-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-in.visible {
    opacity: 1;
    transform: translateY(0);
}
.feature-card:nth-child(2).animate-in { transition-delay: 0.1s; }
.feature-card:nth-child(3).animate-in { transition-delay: 0.2s; }
.feature-card:nth-child(4).animate-in { transition-delay: 0.3s; }
.review-card:nth-child(2).animate-in { transition-delay: 0.1s; }
.review-card:nth-child(3).animate-in { transition-delay: 0.2s; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; gap: 48px; }
    .hero { padding: 140px 0 80px; min-height: auto; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .reviews-carousel { grid-template-columns: repeat(2, 1fr); }
    .review-card:nth-child(3) { display: none; }
    .steps-grid { flex-direction: column; }
    .step-connector { transform: rotate(90deg); }
}

@media (max-width: 768px) {
    .nav-links, .nav-actions {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--navbar-bg);
        backdrop-filter: blur(20px);
        padding: 20px 24px;
        border-bottom: 1px solid var(--navbar-border);
    }
    .nav-links { flex-direction: column; gap: 16px; }
    .nav-actions { flex-direction: column; gap: 12px; border-bottom: none; }
    .nav-links.show, .nav-actions.show { display: flex; }
    .mobile-menu-btn { display: flex; }

    .hero { padding: 120px 0 60px; }
    .hero h1 { font-size: 2.25rem; text-align: center; }
    .hero-content { text-align: center; display: flex; flex-direction: column; align-items: center; }
    .hero-subtitle { text-align: center; }
    .hero-badge { align-self: center; }
    .hero-cta-group { justify-content: center; width: 100%; }
    .hero-tags { justify-content: center; }
    .features-grid { grid-template-columns: 1fr; }
    .reviews-carousel { grid-template-columns: 1fr; }
    .review-card:nth-child(3) { display: block; }
    .stats-inner {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }
    .stat-divider { display: none; }
    .stat-number { font-size: 1.1rem; }
    .stat-label { font-size: 0.68rem; }
    .stats-bar { padding: 24px 0; }
    .footer-inner { flex-direction: column; gap: 40px; padding-left: 8px; padding-right: 8px; }
    .footer-links-group { gap: 40px; }
    .footer-bottom { padding-left: 8px; padding-right: 8px; }
    .step-card { max-width: 100%; }
}

@media (max-width: 480px) {
    .hero-cta-group { flex-direction: column; }
    .hero-cta-group .btn { justify-content: center; width: 100%; }
    .hero-tags { display: flex; flex-wrap: nowrap; justify-content: center; gap: 10px; }
    .tag { font-size: 0.68rem; white-space: nowrap; }
    .tag svg { width: 10px; height: 10px; flex-shrink: 0; }
    .popular-routes-grid { grid-template-columns: repeat(2, 1fr) !important; }
}