:root {
    --bg-main: #0e1117;
    --bg-card: #151a23;
    --bg-card-soft: #1b2230;
    --text-main: #f2f4f8;
    --text-muted: #9da7b8;
    --accent: #f4b000;
    --accent-soft: rgba(244, 176, 0, 0.14);
    --border: #2b3342;
    --danger: #ff4d4d;
    --ok: #41d17d;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background:
        radial-gradient(circle at top left, rgba(244, 176, 0, 0.08), transparent 30rem),
        var(--bg-main);
    color: var(--text-main);
    -webkit-user-select: none;
    user-select: none;
}

button,
input,
select {
    -webkit-user-select: auto;
    user-select: auto;
}

.site-header {
    padding: 0.85rem 6vw;
    border-bottom: 1px solid rgba(244, 176, 0, 0.24);
    background:
        radial-gradient(circle at top left, rgba(244, 176, 0, 0.14), transparent 28rem),
        linear-gradient(135deg, rgba(21, 26, 35, 0.98), rgba(7, 11, 17, 0.96));
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.22);
}

.header-inner {
    width: min(1380px, 94vw);
    margin: 0 auto;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 1rem;
}

.brand-logo-wrap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 154px;
    min-width: 154px;
    text-decoration: none;
    filter: drop-shadow(0 0 14px rgba(244, 176, 0, 0.18));
}

.header-brand-logo {
    width: 154px;
    height: auto;
    display: block;
}

.header-copy {
    min-width: 0;
}

.protection-chip {
    min-width: 168px;
    border: 1px solid rgba(244, 176, 0, 0.34);
    background:
        linear-gradient(145deg, rgba(244, 176, 0, 0.14), rgba(244, 176, 0, 0.03)),
        rgba(15, 20, 29, 0.9);
    border-radius: 16px;
    padding: 0.72rem 0.85rem;
    text-align: right;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
}

.protection-chip span,
.protection-chip small {
    display: block;
    color: var(--text-muted);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.protection-chip strong {
    display: block;
    margin: 0.22rem 0;
    color: var(--text-main);
    font-size: 0.9rem;
}

.eyebrow {
    margin: 0 0 0.35rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.72rem;
    font-weight: 700;
}

h1 {
    margin: 0;
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    line-height: 1;
}

h2,
h3 {
    margin-top: 0;
    margin-bottom: 0.85rem;
}

.subtitle {
    max-width: 760px;
    margin-top: 0.55rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.45;
}

.page-shell {
    width: min(1380px, 94vw);
    margin: 0 auto;
    padding: 1rem 0 2rem;
}

.hero-card,
.control-panel,
.dashboard-section,
.module-card,
.dashboard-topbar,
.vehicle-visual-panel {
    background: linear-gradient(145deg, var(--bg-card), var(--bg-card-soft));
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 0.9rem;
}

.hero-card {
    display: grid;
    grid-template-columns: 1fr 210px;
    gap: 0.8rem;
    align-items: stretch;
    margin-bottom: 0.75rem;
}

.hero-card p,
.module-card p,
.vehicle-visual-panel p,
.site-footer p {
    color: var(--text-muted);
    line-height: 1.55;
}

.status-box {
    border: 1px solid rgba(244, 176, 0, 0.35);
    background: var(--accent-soft);
    border-radius: 14px;
    padding: 0.9rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.status-label {
    color: var(--text-muted);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.status-box strong {
    font-size: 1.6rem;
    margin: 0.2rem 0;
}

.status-box small {
    color: var(--text-muted);
}

.dashboard-topbar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.7rem;
    margin-bottom: 0.75rem;
}

.topbar-item,
.control-card,
.data-card,
.pedal-card {
    background: #0f141d;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.75rem 0.9rem;
}

.topbar-item span,
.control-card span,
.data-card span,
.pedal-card span {
    display: block;
    color: var(--text-muted);
    font-size: 0.78rem;
    margin-bottom: 0.5rem;
}

.topbar-item strong,
.control-card strong,
.data-card strong {
    display: block;
    font-size: 1.05rem;
}

.abs-banner strong {
    font-size: 1.35rem;
}

.simulator-layout {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.control-grid,
.dashboard-grid,
.module-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
}

.control-grid {
    grid-template-columns: repeat(2, 1fr);
}

input[type="range"] {
    width: 100%;
}

select {
    width: 100%;
    padding: 0.45rem;
    background: #111823;
    color: var(--text-main);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.preset-row {
    margin-top: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.55rem;
    flex-wrap: wrap;
}

.preset-label {
    color: var(--text-muted);
    font-size: 0.86rem;
    margin-right: 0.2rem;
}

.preset-btn {
    padding: 0.48rem 0.8rem;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: #101825;
    color: var(--text-main);
    cursor: pointer;
    font-weight: 600;
}

.preset-btn:hover {
    border-color: var(--accent);
}

.reset-btn {
    background: rgba(255, 77, 77, 0.08);
}

.test-note {
    margin: 0.7rem 0 0;
    color: var(--text-muted);
    font-size: 0.86rem;
}

.pedal-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-top: 0.85rem;
}

.pedal-track {
    height: 14px;
    border-radius: 999px;
    background: #070b11;
    border: 1px solid var(--border);
    overflow: hidden;
}

.pedal-fill {
    height: 100%;
    width: 0%;
    border-radius: 999px;
    transition: width 0.12s linear;
}

.throttle-fill {
    background: var(--ok);
}

.brake-fill {
    background: var(--danger);
}

.visual-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}

.visual-header p {
    margin: -0.3rem 0 0.6rem;
    font-size: 0.86rem;
}

.abs-lamp {
    min-width: 70px;
    text-align: center;
    padding: 0.55rem 0.8rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-weight: 800;
    letter-spacing: 0.08em;
}

.abs-lamp-active {
    color: white;
    background: rgba(255, 77, 77, 0.55);
    border-color: rgba(255, 77, 77, 0.9);
    box-shadow: 0 0 18px rgba(255, 77, 77, 0.25);
}

.car-stage {
    position: relative;
    min-height: 310px;
    border-radius: 18px;
    border: 1px solid var(--border);
    background:
        linear-gradient(90deg, transparent 48%, rgba(244, 176, 0, 0.08) 49%, rgba(244, 176, 0, 0.08) 51%, transparent 52%),
        #0d131d;
    overflow: hidden;
}

.car-stage::before,
.car-stage::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    width: 2px;
    background: rgba(157, 167, 184, 0.12);
}

.car-stage::before {
    left: 18%;
}

.car-stage::after {
    right: 18%;
}

.car-body {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 150px;
    height: 210px;
    transform: translate(-50%, -50%);
    border: 1px solid rgba(244, 176, 0, 0.35);
    border-radius: 45px 45px 30px 30px;
    background:
        linear-gradient(180deg, rgba(244, 176, 0, 0.12), transparent),
        #151d2a;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0.5rem;
}

.car-nose,
.car-tail {
    width: 72px;
    height: 18px;
    border-radius: 999px;
    background: rgba(244, 176, 0, 0.18);
}

.car-cabin {
    width: 95px;
    height: 95px;
    border-radius: 24px;
    background: #0f141d;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.car-cabin span {
    color: var(--text-muted);
    font-size: 0.7rem;
}

.car-cabin strong {
    font-size: 0.95rem;
}

.wheel-card {
    position: absolute;
    width: 115px;
    min-height: 76px;
    border-radius: 14px;
    background: #0f141d;
    border: 1px solid var(--border);
    padding: 0.7rem;
    z-index: 2;
}

.wheel-card span {
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 800;
}

.wheel-card strong {
    display: block;
    margin-top: 0.35rem;
    font-size: 1.1rem;
}

.wheel-card small {
    display: block;
    margin-top: 0.25rem;
    color: var(--text-muted);
}

.wheel-slip-active {
    border-color: rgba(255, 77, 77, 0.75);
    background: rgba(255, 77, 77, 0.1);
}

.wheel-fl {
    left: 7%;
    top: 14%;
}

.wheel-fr {
    right: 7%;
    top: 14%;
}

.wheel-rl {
    left: 7%;
    bottom: 14%;
}

.wheel-rr {
    right: 7%;
    bottom: 14%;
}

.dashboard-section {
    margin-bottom: 0.75rem;
}

.tag {
    display: inline-flex;
    padding: 0.35rem 0.7rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
}

.tag.planned {
    background: rgba(157, 167, 184, 0.15);
    color: var(--text-muted);
}

.tag.active {
    background: rgba(65, 209, 125, 0.15);
    color: var(--ok);
}

.abs-active {
    color: var(--danger);
}

.abs-normal {
    color: var(--ok);
}

.abs-card-active {
    border-color: rgba(255, 77, 77, 0.8);
    background: rgba(255, 77, 77, 0.12);
    box-shadow: 0 0 0 1px rgba(255, 77, 77, 0.22) inset;
}

.abs-card-normal {
    border-color: var(--border);
}

.event-board {
    margin-top: 0.85rem;
    border: 1px solid rgba(244, 176, 0, 0.28);
    border-radius: 14px;
    background:
        linear-gradient(145deg, rgba(244, 176, 0, 0.08), transparent),
        #0f141d;
    padding: 0.9rem;
}

.event-board-header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.event-label {
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.72rem;
    font-weight: 800;
}

.event-board h3 {
    margin: 0.25rem 0 0;
    font-size: 1.05rem;
}

.event-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.65rem;
}

.event-grid div {
    border: 1px solid var(--border);
    background: #0b1018;
    border-radius: 12px;
    padding: 0.7rem;
}

.event-grid span {
    display: block;
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-bottom: 0.35rem;
}

.event-grid strong {
    font-size: 1rem;
}

.event-explanation {
    margin: 0.75rem 0 0;
    color: var(--text-muted);
    line-height: 1.5;
}

.event-board-active {
    border-color: rgba(255, 77, 77, 0.5);
    box-shadow: 0 0 0 1px rgba(255, 77, 77, 0.12) inset;
}

@media (max-width: 1180px) {
    .event-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 760px) {
    .event-grid {
        grid-template-columns: 1fr;
    }
}

.site-footer {
    width: min(1380px, 94vw);
    margin: 0 auto;
    padding: 1rem 0 2rem;
}

.footer-inner {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1rem;
    align-items: center;
    border: 1px solid rgba(244, 176, 0, 0.22);
    border-radius: 18px;
    background:
        radial-gradient(circle at bottom left, rgba(244, 176, 0, 0.12), transparent 25rem),
        linear-gradient(145deg, rgba(21, 26, 35, 0.95), rgba(11, 16, 24, 0.96));
    padding: 0.9rem;
}

.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 255px;
}

.footer-brand-logo {
    width: 118px;
    height: auto;
    display: block;
    filter: drop-shadow(0 0 12px rgba(244, 176, 0, 0.16));
}

.footer-brand strong,
.footer-brand span {
    display: block;
}

.footer-brand strong {
    font-size: 1rem;
}

.footer-brand span {
    color: var(--text-muted);
    font-size: 0.82rem;
    margin-top: 0.18rem;
}

.footer-legal {
    text-align: right;
}

.footer-legal p {
    margin: 0;
}

.footer-legal small {
    display: block;
    margin-top: 0.35rem;
    color: var(--text-muted);
    line-height: 1.45;
}

@media (max-width: 860px) {
    .header-inner {
        grid-template-columns: 1fr;
        text-align: center;
        justify-items: center;
    }

    .brand-logo-wrap,
    .header-brand-logo {
        width: 142px;
        min-width: 142px;
    }

    .protection-chip {
        min-width: 0;
        width: 100%;
        text-align: center;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        justify-content: center;
        min-width: 0;
    }

    .footer-legal {
        text-align: center;
    }
}

@media (max-width: 1180px) {
    .simulator-layout {
        grid-template-columns: 1fr;
    }

    .dashboard-topbar,
    .dashboard-grid,
    .module-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 760px) {
    .hero-card,
    .dashboard-topbar,
    .control-grid,
    .dashboard-grid,
    .module-grid,
    .pedal-row {
        grid-template-columns: 1fr;
    }

    .car-stage {
        min-height: 360px;
    }

    .wheel-card {
        width: 100px;
    }
}