:root {
    color-scheme: light;
    --bg: #f4f8fc;
    --surface: rgba(255, 255, 255, .86);
    --surface-solid: #ffffff;
    --text: #07172f;
    --muted: #62748f;
    --line: #d9e4f2;
    --primary: #0d47a1;
    --primary-2: #1556c0;
    --accent: #ff8a00;
    --teal: #009688;
    --success: #22c55e;
    --danger: #dc2626;
    --shadow: 0 18px 45px rgba(13, 71, 161, .14);
}

[data-theme="dark"] {
    color-scheme: dark;
    --bg: #07111f;
    --surface: rgba(16, 33, 58, .82);
    --surface-solid: #0f213a;
    --text: #eef6ff;
    --muted: #9fb0c8;
    --line: #243b5c;
    --primary: #5f9cff;
    --primary-2: #1e64d5;
    --accent: #ff8a00;
    --teal: #20c5b5;
    --shadow: 0 22px 55px rgba(0, 0, 0, .34);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: "Cairo", "Segoe UI", Tahoma, Arial, sans-serif;
    background:
        radial-gradient(circle at top left, rgba(255, 138, 0, .18), transparent 28rem),
        radial-gradient(circle at 80% 10%, rgba(0, 150, 136, .16), transparent 24rem),
        linear-gradient(145deg, var(--bg), color-mix(in srgb, var(--bg), #0d47a1 8%));
    color: var(--text);
    min-height: 100vh;
}

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

button, input, select {
    font: inherit;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 1rem;
    align-items: center;
    padding: .85rem clamp(1rem, 4vw, 3rem);
    border-bottom: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface-solid), transparent 14%);
    backdrop-filter: blur(18px);
}

.brand, .nav, .header-actions, .hero-actions, .toolbar {
    display: flex;
    align-items: center;
}

.brand { gap: .7rem; font-weight: 900; font-size: 1.2rem; }

.brand-mark {
    display: inline-grid;
    place-items: center;
    width: 2.3rem;
    aspect-ratio: 1;
    border-radius: .7rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    font-size: .85rem;
}

.nav { gap: 1rem; justify-content: center; color: var(--muted); font-weight: 700; }
.nav a:hover { color: var(--primary); }
.header-actions { gap: .5rem; }

.chip-button, .icon-button, .primary-button, .secondary-button {
    border: 0;
    border-radius: .8rem;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.chip-button, .icon-button {
    min-width: 2.5rem;
    height: 2.5rem;
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--line);
}

.primary-button, .secondary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.9rem;
    padding: .75rem 1.1rem;
    font-weight: 800;
}

.primary-button {
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: #fff;
    box-shadow: var(--shadow);
}

.secondary-button {
    background: color-mix(in srgb, var(--teal), transparent 86%);
    color: var(--teal);
    border: 1px solid color-mix(in srgb, var(--teal), transparent 60%);
}

button:hover, .primary-button:hover, .secondary-button:hover { transform: translateY(-2px); }

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(22rem, .95fr);
    gap: clamp(1.5rem, 5vw, 4rem);
    align-items: center;
    min-height: 78vh;
    padding: clamp(2rem, 6vw, 5rem) clamp(1rem, 6vw, 5rem);
}

.eyebrow {
    color: var(--accent);
    font-weight: 900;
    margin: 0 0 .8rem;
}

.hero h1, .section-heading h2 {
    margin: 0;
    line-height: 1.08;
    letter-spacing: 0;
}

.hero h1 {
    font-size: clamp(2.2rem, 6vw, 5rem);
    max-width: 13ch;
}

.hero p:not(.eyebrow) {
    color: var(--muted);
    font-size: 1.1rem;
    line-height: 1.9;
    max-width: 42rem;
}

.hero-actions { gap: .8rem; flex-wrap: wrap; margin-top: 1.4rem; }

.dashboard-card, .panel, .search-panel {
    background: var(--surface);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    backdrop-filter: blur(20px);
}

.dashboard-card {
    position: relative;
    min-height: 24rem;
    border-radius: 1.4rem;
    overflow: hidden;
    padding: 1.5rem;
}

.dashboard-card::before {
    content: "";
    position: absolute;
    inset: 1.2rem;
    border-radius: 1rem;
    border: 1px solid color-mix(in srgb, var(--primary), transparent 68%);
    background:
        linear-gradient(90deg, transparent 48%, color-mix(in srgb, var(--primary), transparent 80%) 48% 52%, transparent 52%),
        repeating-linear-gradient(0deg, transparent 0 2.2rem, color-mix(in srgb, var(--line), transparent 20%) 2.2rem 2.28rem);
}

.road-line {
    position: absolute;
    left: 10%;
    right: 10%;
    bottom: 30%;
    height: .25rem;
    background: repeating-linear-gradient(90deg, var(--accent) 0 2rem, transparent 2rem 3.5rem);
    animation: road 2.2s linear infinite;
}

.car-shape {
    position: absolute;
    bottom: 33%;
    left: 18%;
    width: 14rem;
    height: 4rem;
    border-radius: 4rem 5rem 1.3rem 1.3rem;
    background: linear-gradient(135deg, #eff6ff, #7cb3ff 65%, var(--primary));
    box-shadow: 0 14px 30px rgba(13, 71, 161, .25);
    animation: carFloat 3.4s ease-in-out infinite;
}

.car-shape::before {
    content: "";
    position: absolute;
    width: 5rem;
    height: 2.1rem;
    inset-inline-start: 4.4rem;
    top: -1.2rem;
    border-radius: 2rem 2rem .2rem .2rem;
    background: #d9ecff;
}

.car-shape::after, .car-shape span::after {
    content: "";
    position: absolute;
    bottom: -.8rem;
    width: 2.1rem;
    aspect-ratio: 1;
    border-radius: 50%;
    background: #06152b;
    border: .38rem solid #9db8d8;
}

.car-shape::after { inset-inline-start: 2rem; }
.car-shape span::after { inset-inline-end: 2rem; }

.metric-row {
    position: absolute;
    left: 1.5rem;
    right: 1.5rem;
    bottom: 1.5rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: .8rem;
}

.metric-row div {
    padding: 1rem;
    border-radius: 1rem;
    background: color-mix(in srgb, var(--surface-solid), transparent 10%);
    border: 1px solid var(--line);
}

.metric-row b { display: block; font-size: 1.8rem; color: var(--primary); }
.metric-row small { color: var(--muted); }

.search-panel, .content-section, .split-section, .checkout-section {
    width: min(1180px, calc(100% - 2rem));
    margin: 0 auto clamp(2rem, 5vw, 4rem);
}

.search-panel, .panel {
    border-radius: 1.1rem;
    padding: clamp(1rem, 3vw, 1.5rem);
}

.section-heading { margin-bottom: 1.2rem; }
.section-heading.compact { margin-bottom: 1rem; }
.section-heading h2 { font-size: clamp(1.6rem, 3vw, 2.5rem); }
.section-heading p { color: var(--muted); line-height: 1.8; }

.booking-form {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: .9rem;
    align-items: end;
}

.stack-form { display: grid; gap: .85rem; }

label span {
    display: block;
    margin-bottom: .35rem;
    color: var(--muted);
    font-size: .9rem;
    font-weight: 800;
}

input, select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: .8rem;
    background: color-mix(in srgb, var(--surface-solid), transparent 6%);
    color: var(--text);
    min-height: 2.9rem;
    padding: .72rem .85rem;
    outline: none;
}

input:focus, select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 .22rem color-mix(in srgb, var(--primary), transparent 84%);
}

.toolbar {
    justify-content: space-between;
    gap: .8rem;
    margin-bottom: 1rem;
}

.toolbar input { max-width: 24rem; }
.toolbar select { max-width: 14rem; }

.vehicle-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.vehicle-card {
    position: relative;
    overflow: hidden;
    border-radius: 1rem;
    border: 1px solid var(--line);
    background: var(--surface);
    padding: 1rem;
    box-shadow: var(--shadow);
    transition: transform .2s ease, border-color .2s ease;
}

.vehicle-card:hover {
    transform: translateY(-4px);
    border-color: color-mix(in srgb, var(--primary), transparent 45%);
}

.vehicle-art {
    height: 8rem;
    border-radius: .9rem;
    background:
        radial-gradient(circle at 70% 20%, rgba(255, 138, 0, .18), transparent 8rem),
        linear-gradient(135deg, color-mix(in srgb, var(--primary), transparent 78%), color-mix(in srgb, var(--teal), transparent 76%));
    position: relative;
    margin-bottom: 1rem;
}

.vehicle-art::after {
    content: "";
    position: absolute;
    width: 70%;
    height: 34%;
    left: 15%;
    bottom: 22%;
    border-radius: 3rem 4rem .9rem .9rem;
    background: linear-gradient(135deg, #f8fbff, #7cb3ff 65%, var(--primary));
}

.vehicle-card h3 { margin: .3rem 0; }
.vehicle-meta { color: var(--muted); display: flex; gap: .5rem; flex-wrap: wrap; font-size: .9rem; }
.rate { margin: 1rem 0; font-size: 1.35rem; font-weight: 900; color: var(--primary); }
.rate small { color: var(--muted); font-size: .8rem; }

.split-section, .checkout-grid {
    display: grid;
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: 1rem;
    align-items: start;
}

.empty-state, .status-box {
    border-radius: .9rem;
    border: 1px dashed var(--line);
    color: var(--muted);
    padding: 1rem;
    line-height: 1.8;
}

.status-box.success { border-color: color-mix(in srgb, var(--success), transparent 40%); color: var(--success); }
.status-box.error { border-color: color-mix(in srgb, var(--danger), transparent 40%); color: var(--danger); }

.loyalty-card {
    display: grid;
    gap: .75rem;
}

.score-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: .7rem;
}

.score-row div, .offer-card, .price-summary div {
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface-solid), transparent 10%);
    border-radius: .9rem;
    padding: .85rem;
}

.score-row b { display: block; color: var(--primary); font-size: 1.4rem; }
.offer-list { display: grid; gap: .6rem; margin-top: .8rem; }
.offer-card strong { color: var(--accent); }
.steps { color: var(--muted); line-height: 2; }

.price-summary {
    display: grid;
    gap: .6rem;
    margin: 1rem 0;
}

.price-summary div {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

.full { width: 100%; }

.footer {
    width: min(1180px, calc(100% - 2rem));
    margin: 2rem auto;
    padding: 1rem 0 2rem;
    color: var(--muted);
    display: flex;
    gap: .5rem;
    justify-content: center;
}

.reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity .55s ease, transform .55s ease;
}

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

@keyframes road {
    to { background-position-x: -3.5rem; }
}

@keyframes carFloat {
    50% { transform: translateY(-.4rem); }
}

@media (max-width: 980px) {
    .site-header { grid-template-columns: 1fr auto; }
    .nav { grid-column: 1 / -1; justify-content: flex-start; overflow-x: auto; padding-bottom: .2rem; }
    .hero, .split-section, .checkout-grid { grid-template-columns: 1fr; }
    .booking-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .vehicle-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
    .hero { padding-top: 2rem; min-height: auto; }
    .hero h1 { font-size: 2.25rem; }
    .booking-form, .vehicle-grid, .score-row { grid-template-columns: 1fr; }
    .toolbar { display: grid; }
    .toolbar input, .toolbar select { max-width: none; }
    .dashboard-card { min-height: 19rem; }
    .car-shape { width: 11rem; }
}