/* =====================================================================
   DVVZ Routing API · Landing page
   Volt-green / olive on charcoal (dark) or off-white (light).
   Auto-switches via prefers-color-scheme.
   ===================================================================== */

:root {
    /* Brand */
    --volt: #CEFE29;
    --volt-glow: rgba(206, 254, 41, 0.45);
    --olive: #5C6E1A;
    --olive-bright: #748A22;

    /* Light theme (default) */
    --bg:           #FAFAFA;
    --bg-elevated: #FFFFFF;
    --bg-subtle:   #F1F1F0;
    --text:        #111315;
    --text-mute:   #6E7376;
    --text-soft:   #8E9396;
    --border:      rgba(17, 19, 21, 0.10);
    --border-strong: rgba(17, 19, 21, 0.18);
    --shadow-sm:   0 1px 2px rgba(17, 19, 21, 0.06);
    --shadow-md:   0 12px 32px -8px rgba(17, 19, 21, 0.12);
    --shadow-lg:   0 30px 60px -20px rgba(17, 19, 21, 0.18);
    --hero-grid:   rgba(17, 19, 21, 0.04);
    --code-bg:     #0F1113;
    --code-text:   #E6E8EA;
    --code-str:    #CEFE29;
    --code-key:    #FF9CC8;
    --code-num:    #FFD580;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg:           #111315;
        --bg-elevated: #1A1D20;
        --bg-subtle:   #1F2225;
        --text:        #FFFFFF;
        --text-mute:   #8E9396;
        --text-soft:   #4A4E51;
        --border:      rgba(255, 255, 255, 0.08);
        --border-strong: rgba(255, 255, 255, 0.15);
        --shadow-sm:   0 1px 2px rgba(0, 0, 0, 0.4);
        --shadow-md:   0 12px 32px -8px rgba(0, 0, 0, 0.6);
        --shadow-lg:   0 30px 60px -20px rgba(0, 0, 0, 0.8);
        --hero-grid:   rgba(255, 255, 255, 0.04);
    }
}

* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.5;
    overflow-x: hidden;
}
::selection { background: var(--volt); color: var(--olive); }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ───────── Top nav ───────── */
.topnav {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 32px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background: color-mix(in oklab, var(--bg) 80%, transparent);
    border-bottom: 1px solid transparent;
    transition: border-color .25s, background .25s;
}
.topnav.scrolled { border-bottom-color: var(--border); }

.brand {
    display: flex; align-items: center; gap: 10px;
    font-weight: 700; font-size: 16px;
    color: var(--text);
}
.brand-dot {
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--volt);
    box-shadow: 0 0 12px var(--volt-glow);
    animation: pulseDot 2.4s ease-in-out infinite;
}
@keyframes pulseDot {
    0%, 100% { transform: scale(1); box-shadow: 0 0 12px var(--volt-glow); }
    50%      { transform: scale(1.15); box-shadow: 0 0 22px var(--volt-glow); }
}
.brand-accent { color: var(--olive-bright); }
@media (prefers-color-scheme: dark) { .brand-accent { color: var(--volt); } }

.topnav-links {
    display: flex; gap: 28px;
    font-size: 14px; font-weight: 500;
    color: var(--text-mute);
}
.topnav-links a { transition: color .18s; }
.topnav-links a:hover { color: var(--text); }

.topnav-cta { display: flex; gap: 10px; align-items: center; }
.topnav-menu {
    display: none;
    background: none; border: none; color: var(--text);
    padding: 6px; cursor: pointer;
}
.topnav-menu svg { width: 24px; height: 24px; }

@media (max-width: 860px) {
    .topnav-links, .topnav-cta { display: none; }
    .topnav-menu { display: block; }
    .topnav.menu-open + .mobile-menu { transform: translateY(0); }
}

/* ───────── Buttons ───────── */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: 10px;
    font: 500 14px/1 'Inter', sans-serif;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .15s, background .2s, color .2s, border-color .2s, box-shadow .2s;
    white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; }
.btn-lg { padding: 14px 24px; font-size: 15px; border-radius: 12px; }
.btn-lg svg { width: 18px; height: 18px; }

.btn-primary {
    background: var(--volt);
    color: #111315;
    box-shadow: 0 6px 20px -6px var(--volt-glow);
}
.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 30px -8px var(--volt-glow);
}
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
    background: transparent;
    color: var(--text);
    border-color: var(--border-strong);
}
.btn-ghost:hover {
    background: var(--bg-subtle);
    border-color: var(--text-mute);
}

.btn-block { width: 100%; }

/* ───────── Hero ───────── */
.hero {
    position: relative;
    min-height: 100vh;
    padding: 120px 0 80px;
    display: flex; flex-direction: column;
    overflow: hidden;
}
.hero-bg {
    position: absolute; inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 80% 20%, color-mix(in oklab, var(--volt) 18%, transparent), transparent 60%),
        radial-gradient(ellipse 60% 50% at 20% 80%, color-mix(in oklab, var(--olive-bright) 14%, transparent), transparent 60%),
        var(--bg);
    z-index: -2;
    animation: bgDrift 18s ease-in-out infinite alternate;
}
@keyframes bgDrift {
    0%   { background-position: 0% 0%, 0% 0%, 0 0; }
    100% { background-position: 10% 5%, -8% -4%, 0 0; }
}
.hero-grid {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(var(--hero-grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--hero-grid) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 80%);
    z-index: -1;
}

.hero-content {
    flex: 1;
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 64px;
    align-items: center;
}
@media (max-width: 980px) {
    .hero { padding-top: 100px; }
    .hero-content { grid-template-columns: 1fr; gap: 48px; }
}

.hero-text { animation: heroFade .9s ease-out both; }
@keyframes heroFade {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 14px;
    background: color-mix(in oklab, var(--volt) 12%, transparent);
    border: 1px solid color-mix(in oklab, var(--volt) 35%, transparent);
    border-radius: 999px;
    font-size: 12px; font-weight: 600;
    color: var(--olive);
    margin-bottom: 24px;
}
@media (prefers-color-scheme: dark) { .hero-badge { color: var(--volt); } }
.hero-badge-dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--volt);
    animation: pulseDot 2s infinite;
}

.hero-title {
    font-size: clamp(36px, 5.6vw, 64px);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
}
.hero-title-accent {
    background: linear-gradient(120deg, var(--olive-bright) 0%, var(--volt) 60%, var(--olive-bright) 100%);
    background-size: 200% 100%;
    -webkit-background-clip: text; background-clip: text;
    color: transparent;
    animation: gradientShift 6s ease-in-out infinite;
}
@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50%      { background-position: 100% 50%; }
}

.hero-subtitle {
    font-size: clamp(16px, 1.4vw, 19px);
    color: var(--text-mute);
    max-width: 580px;
    margin-bottom: 32px;
}

.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 48px; }

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
    max-width: 480px;
}
.hero-stat strong {
    display: block;
    font-size: 22px; font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 4px;
}
.hero-stat span { font-size: 13px; color: var(--text-mute); }

/* Hero visual */
.hero-visual {
    position: relative;
    aspect-ratio: 4/5;
    max-height: 560px;
    animation: heroFloatIn 1s .15s ease-out both;
}
@keyframes heroFloatIn {
    from { opacity: 0; transform: translateY(30px) scale(.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
.hero-map-card {
    position: absolute; inset: 0;
    border-radius: 20px;
    overflow: hidden;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    display: flex; flex-direction: column;
    animation: float 6s ease-in-out infinite;
    z-index: 1;
}
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-10px); }
}
.hero-map-header {
    display: flex; align-items: center; gap: 6px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-subtle);
}
.hero-map-dot { width: 10px; height: 10px; border-radius: 50%; }
.hero-map-url {
    margin-left: 12px;
    font: 500 12px/1 'JetBrains Mono', ui-monospace, monospace;
    color: var(--text-mute);
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.hero-map { flex: 1; background: var(--bg-subtle); }
.hero-map .leaflet-container { background: var(--bg-subtle); }

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: .55;
    pointer-events: none;
    z-index: 0;
}
.hero-orb-1 {
    width: 200px; height: 200px;
    background: var(--volt);
    top: -40px; right: -40px;
    animation: orbDrift 9s ease-in-out infinite;
}
.hero-orb-2 {
    width: 220px; height: 220px;
    background: var(--olive-bright);
    bottom: -60px; left: -40px;
    animation: orbDrift 12s ease-in-out -3s infinite reverse;
}
@keyframes orbDrift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%      { transform: translate(20px, -20px) scale(1.1); }
}

.hero-scroll {
    position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 4px;
    font-size: 11px; font-weight: 500; letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-soft);
    animation: bounce 2.2s ease-in-out infinite;
}
.hero-scroll svg { width: 16px; height: 16px; }
@keyframes bounce {
    0%, 100% { transform: translate(-50%, 0); }
    50%      { transform: translate(-50%, 6px); }
}

/* ───────── Sections ───────── */
.features, .code, .pricing, .cta { padding: 96px 0; }

.section-head {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 56px;
}
.eyebrow {
    display: inline-block;
    font: 600 12px/1 'JetBrains Mono', ui-monospace, monospace;
    text-transform: uppercase; letter-spacing: 0.14em;
    color: var(--olive-bright);
    margin-bottom: 12px;
}
@media (prefers-color-scheme: dark) { .eyebrow { color: var(--volt); } }
.section-head h2 {
    font-size: clamp(28px, 3.4vw, 42px);
    font-weight: 700; letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 12px;
}
.section-head p {
    color: var(--text-mute);
    font-size: 16px;
}
.section-head a { color: var(--olive-bright); border-bottom: 1px solid currentColor; }
@media (prefers-color-scheme: dark) { .section-head a { color: var(--volt); } }

/* ───────── Reveal animations (IntersectionObserver-driven) ───────── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .8s var(--reveal-delay, 0ms), transform .8s var(--reveal-delay, 0ms);
}
.reveal.in-view {
    opacity: 1;
    transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
    .reveal, .reveal.in-view { opacity: 1; transform: none; transition: none; }
    .hero-map-card, .hero-orb-1, .hero-orb-2, .brand-dot, .hero-badge-dot, .hero-scroll, .hero-title-accent, .hero-bg {
        animation: none !important;
    }
}

/* ───────── Features grid ───────── */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}
.feature-card {
    position: relative;
    padding: 28px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 16px;
    transition: transform .25s, border-color .25s, box-shadow .25s;
    overflow: hidden;
}
.feature-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle 200px at var(--mx, 50%) var(--my, 50%),
                color-mix(in oklab, var(--volt) 14%, transparent), transparent 60%);
    opacity: 0;
    transition: opacity .35s;
    pointer-events: none;
}
.feature-card:hover {
    transform: translateY(-4px);
    border-color: color-mix(in oklab, var(--volt) 40%, var(--border));
    box-shadow: var(--shadow-md);
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
    width: 44px; height: 44px;
    display: grid; place-items: center;
    background: color-mix(in oklab, var(--volt) 18%, transparent);
    border-radius: 10px;
    color: var(--olive);
    margin-bottom: 18px;
}
@media (prefers-color-scheme: dark) { .feature-icon { color: var(--volt); } }
.feature-icon svg { width: 22px; height: 22px; }
.feature-card h3 {
    font-size: 19px; font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.feature-card p {
    color: var(--text-mute);
    font-size: 14.5px;
    margin-bottom: 16px;
}
.feature-card code {
    display: inline-block;
    font: 500 12px/1.4 'JetBrains Mono', ui-monospace, monospace;
    background: var(--bg-subtle);
    padding: 4px 8px;
    border-radius: 6px;
    color: var(--text);
    border: 1px solid var(--border);
}

/* ───────── Code section ───────── */
.code-tabs {
    position: relative;
    background: var(--code-bg);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid color-mix(in oklab, var(--volt) 18%, transparent);
}
.code-tab-row {
    display: flex;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid rgba(255,255,255,0.07);
    padding: 6px 6px 0;
    gap: 4px;
}
.code-tab {
    background: transparent;
    border: none;
    padding: 10px 18px;
    color: rgba(255,255,255,0.55);
    font: 500 13px/1 'Inter', sans-serif;
    border-radius: 8px 8px 0 0;
    cursor: pointer;
    transition: color .2s, background .2s;
}
.code-tab:hover { color: rgba(255,255,255,0.85); }
.code-tab.active {
    color: var(--volt);
    background: var(--code-bg);
    border: 1px solid rgba(255,255,255,0.07);
    border-bottom: none;
}
.code-block {
    padding: 24px 28px;
    margin: 0;
    font: 400 14px/1.7 'JetBrains Mono', ui-monospace, monospace;
    color: var(--code-text);
    overflow-x: auto;
    white-space: pre;
}
.c-str { color: var(--code-str); }
.c-key { color: var(--code-key); }
.c-num { color: var(--code-num); }

.code-copy {
    position: absolute; top: 60px; right: 16px;
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    color: rgba(255,255,255,0.8);
    padding: 6px 10px;
    border-radius: 8px;
    font: 500 12px/1 'Inter', sans-serif;
    cursor: pointer;
    transition: background .2s;
}
.code-copy:hover { background: rgba(255,255,255,0.12); }
.code-copy.copied { background: color-mix(in oklab, var(--volt) 30%, transparent); color: var(--volt); border-color: var(--volt); }
.code-copy svg { width: 14px; height: 14px; }

/* ───────── Pricing ───────── */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}
.price-card {
    position: relative;
    padding: 32px 28px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 18px;
    transition: transform .25s, border-color .25s, box-shadow .25s;
}
.price-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.price-card-featured {
    border-color: color-mix(in oklab, var(--volt) 60%, var(--border));
    box-shadow: 0 0 0 1px color-mix(in oklab, var(--volt) 60%, transparent), var(--shadow-md);
}
.price-badge {
    position: absolute; top: 18px; right: 18px;
    background: var(--volt);
    color: var(--olive);
    padding: 4px 10px;
    border-radius: 999px;
    font: 600 11px/1 'JetBrains Mono', monospace;
    text-transform: uppercase; letter-spacing: 0.06em;
}
.price-card-head { margin-bottom: 18px; }
.price-card h3 {
    font-size: 18px; font-weight: 600;
    margin-bottom: 4px;
}
.price-tagline { font-size: 13.5px; color: var(--text-mute); }
.price-amount {
    display: flex; align-items: baseline; gap: 6px;
    font-size: 36px; font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}
.price-amount small { font-size: 14px; font-weight: 500; color: var(--text-mute); }
.price-features {
    list-style: none;
    margin-bottom: 24px;
}
.price-features li {
    padding: 8px 0 8px 24px;
    font-size: 14px;
    color: var(--text-mute);
    position: relative;
    border-bottom: 1px dashed var(--border);
}
.price-features li::before {
    content: '';
    position: absolute; left: 0; top: 14px;
    width: 14px; height: 8px;
    border-left: 2px solid var(--olive-bright);
    border-bottom: 2px solid var(--olive-bright);
    transform: rotate(-45deg);
}
@media (prefers-color-scheme: dark) {
    .price-features li::before { border-color: var(--volt); }
}
.price-features li:last-child { border-bottom: none; }

/* ───────── CTA footer ───────── */
.cta-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 64px 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-card::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(ellipse 80% 80% at 50% 100%, color-mix(in oklab, var(--volt) 18%, transparent), transparent 70%);
    z-index: 0;
}
.cta-card > * { position: relative; z-index: 1; }
.cta-card h2 {
    font-size: clamp(28px, 3.6vw, 42px);
    font-weight: 700; letter-spacing: -0.02em;
    margin-bottom: 12px;
}
.cta-card p {
    color: var(--text-mute);
    font-size: 17px;
    margin-bottom: 32px;
}
.cta-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.footer {
    padding: 48px 0 32px;
    border-top: 1px solid var(--border);
    background: var(--bg);
}
.footer-row {
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap; gap: 24px;
}
.footer-brand {
    display: flex; align-items: center; gap: 10px;
    font-weight: 600;
    color: var(--text);
}
.footer-links { display: flex; gap: 24px; font-size: 14px; color: var(--text-mute); }
.footer-links a { transition: color .15s; }
.footer-links a:hover { color: var(--text); }
.footer-meta {
    font-size: 13px;
    color: var(--text-soft);
}
.footer-meta a { color: var(--text-mute); text-decoration: underline; }

@media (max-width: 720px) {
    .topnav { padding: 14px 18px; }
    .features, .code, .pricing, .cta { padding: 72px 0; }
    .hero { padding-top: 110px; padding-bottom: 60px; }
    .hero-stats { grid-template-columns: 1fr 1fr; }
    .cta-card { padding: 48px 20px; }
}