:root {
    color-scheme: light;
    --blue: #155eef;
    --blue-strong: #064ee8;
    --blue-soft: #e8f0ff;
    --navy: #062348;
    --ink: #081a33;
    --muted: #5b6b82;
    --line: #d5deea;
    --page: #f5f7fb;
    --surface: #ffffff;
    --surface-blue: #edf2fa;
    --success: #16834f;
    --warning: #b77900;
    --danger: #d92d20;
    --radius: 8px;
    --shadow: 0 24px 70px rgba(6, 35, 72, 0.12);
    --content: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--ink);
    background: var(--page);
    font-family: Inter, Manrope, "Segoe UI", Arial, sans-serif;
    letter-spacing: 0;
    text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
svg { width: 1.15em; height: 1.15em; stroke-width: 1.8; }

.skip-link {
    position: fixed;
    top: 8px;
    left: 8px;
    z-index: 100;
    padding: 10px 14px;
    color: white;
    background: var(--navy);
    transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 50;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 28px;
    width: var(--content);
    margin: 14px auto 0;
    padding: 8px 10px 8px 14px;
    color: white;
    background: rgba(6, 26, 53, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: var(--radius);
    box-shadow: 0 16px 40px rgba(3, 15, 33, 0.24);
    backdrop-filter: blur(18px);
}
.brand { display: flex; align-items: center; gap: 10px; font-size: 21px; font-weight: 800; }
.brand img { width: 38px; height: 38px; border-radius: 7px; }
.brand span span, .footer-brand strong span { color: #4d8dff; }
.desktop-nav { justify-self: center; display: flex; gap: 26px; color: #c7d8f1; font-size: 14px; }
.desktop-nav a:hover, .desktop-nav a:focus-visible { color: white; }
.header-action {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 42px;
    padding: 0 16px;
    color: white;
    background: var(--blue);
    border-radius: 6px;
    font-size: 14px;
    font-weight: 700;
}
.menu-button, .mobile-nav { display: none; }

.hero {
    position: relative;
    min-height: min(820px, 88svh);
    padding: 170px max(20px, calc((100% - 1180px) / 2)) 112px;
    overflow: hidden;
    color: white;
    background: #061a35;
    isolation: isolate;
}
.hero::before {
    content: "";
    position: absolute;
    inset: auto 0 0;
    z-index: -3;
    height: 30%;
    background: #041225;
}
.hero-copy { position: relative; z-index: 4; width: min(590px, 54%); }
.eyebrow {
    margin: 0 0 14px;
    color: var(--blue);
    font-size: 13px;
    line-height: 1.4;
    font-weight: 800;
    text-transform: uppercase;
}
.hero .eyebrow { color: #91b7ff; }
.hero h1 {
    margin: 0;
    color: white;
    font-size: 112px;
    line-height: 0.92;
    font-weight: 850;
}
.hero h1 span { color: #4d8dff; }
.hero-lead { max-width: 570px; margin: 28px 0 0; color: #d6e4fa; font-size: 27px; line-height: 1.35; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    min-height: 52px;
    padding: 0 20px;
    border: 1px solid transparent;
    border-radius: 6px;
    font-weight: 750;
    transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { color: white; background: var(--blue); box-shadow: 0 14px 34px rgba(21, 94, 239, 0.3); }
.button-primary:hover { background: var(--blue-strong); }
.button-quiet { color: white; border-color: rgba(255,255,255,0.3); background: rgba(6,35,72,0.54); }
.hero-note { margin: 20px 0 0; color: #91a7c4; font-size: 14px; }
.hero-truck {
    position: absolute;
    z-index: 2;
    right: max(-160px, calc((100% - 1480px) / 2));
    bottom: 56px;
    width: min(62vw, 920px);
    max-height: 72%;
    object-fit: contain;
    object-position: right bottom;
    filter: drop-shadow(0 34px 34px rgba(0, 0, 0, 0.38));
}
.hero-signal {
    position: absolute;
    z-index: 5;
    inset: auto 0 0;
    display: flex;
    justify-content: center;
    gap: clamp(18px, 5vw, 74px);
    min-height: 64px;
    padding: 21px 20px;
    color: #a8b6ca;
    background: #050d19;
    border-top: 1px solid rgba(255,255,255,0.08);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
}

.section { width: var(--content); margin-inline: auto; padding-block: 104px; }
.section-heading { margin-bottom: 44px; }
.section-heading.narrow { max-width: 850px; }
.section-heading h2, .control h2, .launch h2 {
    margin: 0;
    color: var(--navy);
    font-size: 56px;
    line-height: 1.05;
}
.section-heading > p:last-child { max-width: 760px; margin: 20px 0 0; color: var(--muted); font-size: 19px; line-height: 1.6; }

.positioning { padding-bottom: 56px; }
.advantage-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.advantage {
    position: relative;
    grid-column: span 2;
    min-height: 300px;
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
}
.advantage-main { grid-column: span 4; color: white; background: var(--navy); border-color: var(--navy); }
.advantage > svg { width: 32px; height: 32px; color: var(--blue); }
.advantage-main > svg { color: #79a5ff; }
.advantage-number { position: absolute; top: 18px; right: 22px; margin: 0; color: #a8b6ca; font-size: 13px; font-weight: 800; }
.advantage h3 { max-width: 520px; margin: 42px 0 12px; font-size: 25px; line-height: 1.15; }
.advantage p:last-child { max-width: 620px; margin: 0; color: var(--muted); font-size: 16px; line-height: 1.55; }
.advantage-main p:last-child { color: #c7d8f1; }

.role-section { width: 100%; padding-inline: max(20px, calc((100% - 1180px) / 2)); background: white; }
.role-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.role-panel { padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); }
.owner-panel { color: white; background: #071b36; border-color: #071b36; }
.driver-panel { background: var(--blue-soft); }
.role-title { display: flex; align-items: center; gap: 16px; }
.role-icon { display: grid; place-items: center; flex: 0 0 48px; height: 48px; color: white; background: var(--blue); border-radius: 6px; }
.role-title p { margin: 0 0 5px; color: #91b7ff; font-size: 13px; font-weight: 800; text-transform: uppercase; }
.driver-panel .role-title p { color: var(--blue); }
.role-title h3 { margin: 0; font-size: 27px; line-height: 1.2; }
.feature-list { display: grid; gap: 15px; margin: 30px 0 0; padding: 0; list-style: none; }
.feature-list li { display: flex; align-items: center; gap: 11px; color: #d6e4fa; }
.driver-panel .feature-list li { color: var(--ink); }
.feature-list svg { flex: 0 0 auto; color: #4d8dff; }

.workflow { padding-bottom: 120px; }
.workflow-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin: 0; padding: 0; list-style: none; border: 1px solid var(--line); border-radius: var(--radius); background: white; overflow: hidden; }
.workflow-list li { position: relative; min-height: 280px; padding: 70px 24px 28px; border-right: 1px solid var(--line); }
.workflow-list li:last-child { border-right: 0; }
.workflow-list svg { width: 32px; height: 32px; color: var(--blue); }
.step-number { position: absolute; top: 20px; right: 22px; color: #91a7c4; font-weight: 800; }
.workflow-list h3 { margin: 32px 0 10px; font-size: 21px; line-height: 1.2; }
.workflow-list p { margin: 0; color: var(--muted); line-height: 1.5; }

.interface { width: 100%; padding-inline: max(20px, calc((100% - 1180px) / 2)); color: white; background: #050d19; }
.interface .eyebrow { color: #79a5ff; }
.interface-heading { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 30px; }
.interface-heading h2 { max-width: 790px; color: white; }
.screen-tabs { display: flex; gap: 6px; padding: 5px; background: #0a1626; border: 1px solid #2a3d56; border-radius: 7px; }
.screen-tabs button { min-height: 40px; padding: 0 13px; color: #a8b6ca; background: transparent; border: 0; border-radius: 5px; cursor: pointer; }
.screen-tabs button[aria-selected="true"] { color: white; background: var(--blue); }
.screen-stage { display: grid; grid-template-columns: 1fr minmax(300px, 430px); align-items: center; gap: clamp(48px, 10vw, 140px); max-width: 1040px; margin: 0 auto; }
.screen-copy { max-width: 520px; }
.screen-kicker { color: #79a5ff; font-size: 13px; font-weight: 800; text-transform: uppercase; }
.screen-copy h3 { margin: 12px 0 18px; font-size: 46px; line-height: 1.08; }
.screen-copy > p:not(.screen-kicker) { color: #a8b6ca; font-size: 18px; line-height: 1.6; }
.screen-copy ul { display: grid; gap: 11px; margin: 24px 0 0; padding-left: 18px; color: #d6e4fa; }
.phone-shell { position: relative; padding: 10px; background: #10233a; border: 1px solid #2a3d56; border-radius: 30px; box-shadow: 0 30px 80px rgba(0,0,0,0.42); }
.phone-shell::before { content: ""; position: absolute; z-index: 2; top: 17px; left: 50%; width: 76px; height: 8px; border-radius: 8px; background: #050d19; transform: translateX(-50%); }
.phone-shell img { width: 100%; aspect-ratio: 390 / 844; object-fit: cover; object-position: top; border-radius: 22px; }

.control { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 70px; align-items: start; }
.control-copy > p:last-child { color: var(--muted); font-size: 18px; line-height: 1.6; }
.control-metrics { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); background: white; }
.control-metrics article { min-height: 190px; padding: 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.control-metrics article:nth-child(2n) { border-right: 0; }
.control-metrics article:nth-last-child(-n + 2) { border-bottom: 0; }
.control-metrics span { display: block; color: var(--blue); font-size: 13px; font-weight: 800; }
.control-metrics strong { display: block; margin-top: 26px; font-size: 26px; }
.control-metrics p { margin: 8px 0 0; color: var(--muted); line-height: 1.45; }

.comparison { padding-top: 40px; }
.comparison-table { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: white; }
.comparison-row { display: grid; grid-template-columns: 1fr 1fr; }
.comparison-row > div { padding: 21px 24px; border-bottom: 1px solid var(--line); }
.comparison-row > div + div { color: var(--navy); background: var(--blue-soft); border-left: 1px solid var(--line); font-weight: 650; }
.comparison-row:last-child > div { border-bottom: 0; }
.comparison-head > div { color: var(--muted); background: var(--surface-blue); font-size: 13px; font-weight: 800; text-transform: uppercase; }
.comparison-head > div + div { color: white; background: var(--navy); }

.launch { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 30px; margin-bottom: 40px; padding: 40px; color: white; background: var(--navy); border-radius: var(--radius); }
.launch img { border-radius: 8px; }
.launch .eyebrow { color: #91b7ff; }
.launch h2 { color: white; font-size: 46px; }
.launch p:last-child { margin: 14px 0 0; color: #c7d8f1; line-height: 1.5; }

.faq { display: grid; grid-template-columns: 0.7fr 1.3fr; gap: 70px; padding-top: 80px; }
.faq-list { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 24px 0; font-size: 19px; font-weight: 700; cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq details[open] summary svg { transform: rotate(45deg); }
.faq summary svg { flex: 0 0 auto; color: var(--blue); transition: transform 160ms ease; }
.faq details p { margin: -6px 48px 24px 0; color: var(--muted); line-height: 1.6; }

.site-footer {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 28px;
    padding: 48px max(20px, calc((100% - 1180px) / 2));
    color: #a8b6ca;
    background: #050d19;
}
.footer-brand { display: flex; align-items: center; gap: 12px; color: white; }
.footer-brand img { border-radius: 7px; }
.footer-brand strong { font-size: 22px; }
.footer-brand p { margin: 3px 0 0; color: #91a7c4; font-size: 12px; }
.footer-links { display: flex; gap: 20px; }
.footer-links a:hover { color: white; }
.copyright { grid-column: 1 / -1; margin: 4px 0 0; padding-top: 24px; border-top: 1px solid #1c2e45; font-size: 13px; }

:focus-visible { outline: 3px solid #79a5ff; outline-offset: 3px; }

@media (max-width: 980px) {
    .desktop-nav, .header-action { display: none; }
    .site-header { grid-template-columns: 1fr auto; }
    .menu-button { display: grid; place-items: center; width: 42px; height: 42px; color: white; background: transparent; border: 1px solid rgba(255,255,255,0.2); border-radius: 6px; }
    .mobile-nav { position: absolute; top: calc(100% + 8px); right: 0; left: 0; display: grid; padding: 12px; color: white; background: #061a35; border: 1px solid #2a3d56; border-radius: 7px; }
    .mobile-nav[hidden] { display: none; }
    .mobile-nav a { padding: 13px; }
    .hero { min-height: 820px; padding-top: 150px; }
    .hero-copy { width: 76%; }
    .hero h1 { font-size: 86px; }
    .section-heading h2, .control h2, .launch h2 { font-size: 46px; }
    .hero-truck { right: -120px; bottom: 65px; width: 72vw; opacity: 0.85; }
    .advantage-main { grid-column: span 6; }
    .advantage { grid-column: span 3; }
    .workflow-list { grid-template-columns: 1fr 1fr; }
    .workflow-list li:nth-child(2) { border-right: 0; }
    .workflow-list li:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
    .interface-heading { grid-template-columns: 1fr; }
    .screen-tabs { width: fit-content; }
    .control { grid-template-columns: 1fr; }
    .launch { grid-template-columns: auto 1fr; }
    .launch .button { grid-column: 1 / -1; width: fit-content; }
    .faq { grid-template-columns: 1fr; gap: 20px; }
    .site-footer { grid-template-columns: 1fr auto; }
    .site-footer > p:not(.copyright) { display: none; }
}

@media (max-width: 680px) {
    :root { --content: min(100% - 28px, 1180px); }
    .site-header { margin-top: 8px; }
    .hero { min-height: 760px; padding-top: 128px; padding-bottom: 100px; }
    .hero-copy { width: 100%; }
    .hero h1 { font-size: 56px; }
    .hero-lead { font-size: 20px; }
    .hero-actions { display: grid; width: min(100%, 330px); }
    .hero-truck { right: -110px; bottom: 62px; width: 92vw; opacity: 0.3; }
    .hero-signal {
        display: grid;
        grid-template-columns: repeat(3, max-content);
        justify-content: space-between;
        gap: 9px 18px;
        min-height: 88px;
        white-space: normal;
    }
    .section { padding-block: 72px; }
    .section-heading { margin-bottom: 30px; }
    .section-heading h2, .control h2, .launch h2 { font-size: 36px; }
    .advantage-grid, .role-layout { grid-template-columns: 1fr; }
    .advantage, .advantage-main { grid-column: auto; min-height: 0; }
    .advantage h3 { margin-top: 34px; }
    .role-panel { padding: 24px; }
    .workflow-list { grid-template-columns: 1fr; }
    .workflow-list li { min-height: 0; border-right: 0; border-bottom: 1px solid var(--line); }
    .workflow-list li:nth-child(2) { border-right: 0; }
    .workflow-list li:last-child { border-bottom: 0; }
    .interface-heading { align-items: start; }
    .screen-tabs { display: grid; grid-template-columns: repeat(3, 1fr); width: 100%; }
    .screen-tabs button { padding-inline: 8px; }
    .screen-stage { grid-template-columns: 1fr; gap: 36px; }
    .screen-copy { order: 2; }
    .phone-shell { width: min(100%, 360px); margin-inline: auto; }
    .control-metrics { grid-template-columns: 1fr; }
    .control-metrics article { min-height: 150px; border-right: 0; border-bottom: 1px solid var(--line) !important; }
    .control-metrics article:last-child { border-bottom: 0 !important; }
    .comparison-table { overflow-x: auto; }
    .comparison-row { min-width: 620px; }
    .launch { grid-template-columns: 1fr; padding: 28px; }
    .launch img { width: 74px; height: 74px; }
    .launch .button { width: 100%; }
    .site-footer { grid-template-columns: 1fr; }
    .footer-links { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}