/*
 * Carlette Engine 4.0 — Drivable Roulette Prototype
 */

#car-game,
.car-game-mount {
    display: block;
    width: 100%;
    min-height: 1000px;
    margin: 0 auto;
    position: relative;
}

.carlette-v30 {
    max-width: 1360px;
    margin: 18px auto;
    padding: clamp(14px, 2.4vw, 32px);
    color: #fff;
    font-family: Inter, Arial, sans-serif;
    background:
        radial-gradient(circle at 50% -10%, #203d65 0%, #0b1422 42%, #030609 100%);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 30px;
    box-shadow: 0 34px 100px rgba(0,0,0,.52);
    overflow: hidden;
}

.carlette-v30 * {
    box-sizing: border-box;
}

.carlette-v30 button {
    font: inherit;
}

.carlette-v30__topbar,
.carlette-v30__bet-heading,
.carlette-v30__garage-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.carlette-v30__eyebrow {
    color: #ffd84d;
    font-size: 12px;
    font-weight: 900;
    letter-spacing: .13em;
}

.carlette-v30 h2 {
    margin: 7px 0 6px;
    color: #fff;
    font-size: clamp(44px, 7.5vw, 78px);
    line-height: .92;
    letter-spacing: -.04em;
}

.carlette-v30 h3 {
    margin: 6px 0 0;
    color: #fff;
    font-size: clamp(26px, 3.8vw, 38px);
}

.carlette-v30 p {
    color: #cbd5e1;
}

.carlette-v30__balance {
    min-width: 190px;
    padding: 17px 22px;
    text-align: right;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 20px;
}

.carlette-v30__balance span,
.carlette-v30__balance small {
    display: block;
    color: #94a3b8;
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

.carlette-v30__balance strong {
    display: block;
    color: #ffd84d;
    font-size: 32px;
}

.carlette-v30__hero {
    margin-top: 18px;
}

.carlette-v30__status {
    max-width: 920px;
    margin: 0 auto 12px;
    padding: 13px 18px;
    text-align: center;
    color: #e2e8f0;
    font-weight: 900;
    background: rgba(0,0,0,.24);
    border-radius: 999px;
}

.carlette-v30__canvas-shell {
    position: relative;
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    border-radius: 28px;
    overflow: hidden;
    background: linear-gradient(180deg, #0b1220, #05080d);
    border: 1px solid rgba(255,255,255,.08);
    box-shadow:
        inset 0 0 40px rgba(0,0,0,.48),
        0 24px 65px rgba(0,0,0,.42);
}

#carlette-race-canvas {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 11;
    touch-action: manipulation;
}

.carlette-v30__last-result {
    position: absolute;
    top: 18px;
    right: 18px;
    min-width: 108px;
    padding: 11px 15px;
    text-align: center;
    border-radius: 16px;
    color: #fff;
    background: rgba(4,8,14,.80);
    border: 1px solid rgba(255,255,255,.13);
    backdrop-filter: blur(8px);
}

.carlette-v30__last-result span {
    display: block;
    color: #94a3b8;
    font-size: 10px;
    font-weight: 900;
}

.carlette-v30__last-result strong {
    display: block;
    font-size: 30px;
}

.carlette-v30__last-result .is-red {
    color: #ff5454;
}

.carlette-v30__last-result .is-green {
    color: #4ade80;
}

.carlette-v30__lineup {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    max-width: 1040px;
    margin: 20px auto;
}

.carlette-v30__lineup-item {
    min-height: 78px;
    padding: 15px 12px;
    display: grid;
    align-content: center;
    text-align: center;
    border-radius: 17px;
    background:
        linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.035));
    border: 1px solid rgba(255,255,255,.12);
    box-shadow: 0 12px 24px rgba(0,0,0,.20);
}

.carlette-v30__lineup-item strong {
    display: block;
    color: #fff;
    font-size: 17px;
}

.carlette-v30__lineup-item small {
    margin-top: 5px;
    color: #cbd5e1;
    font-size: 13px;
    font-weight: 800;
}

.carlette-v30__lineup-item.is-player {
    border-color: #ffd84d;
    box-shadow: 0 0 18px rgba(255,216,77,.18);
}

.carlette-v30__primary-controls {
    text-align: center;
    margin-bottom: 24px;
}

.carlette-v30__race-button {
    min-width: 310px;
    min-height: 72px;
    border: 0;
    border-radius: 20px;
    color: #241500;
    cursor: pointer;
    font-size: 24px;
    font-weight: 1000;
    background:
        linear-gradient(180deg, #ffe36e, #f59e0b);
    box-shadow: 0 14px 40px rgba(245,158,11,.38);
}

.carlette-v30__race-button:disabled {
    opacity: .55;
    cursor: wait;
}

.carlette-v30__betting {
    max-width: 980px;
    margin: 36px auto 0;
    padding: clamp(18px, 3vw, 30px);
    border-radius: 25px;
    background:
        linear-gradient(180deg, rgba(9,55,42,.94), rgba(3,31,25,.98));
    border: 4px solid #895021;
    box-shadow:
        inset 0 0 0 2px #d7a75c,
        inset 0 0 45px rgba(0,0,0,.38),
        0 18px 50px rgba(0,0,0,.36);
}

.carlette-v30__bet-totals {
    display: flex;
    gap: 12px;
}

.carlette-v30__bet-totals div {
    min-width: 140px;
    padding: 10px 14px;
    text-align: right;
    border-radius: 14px;
    background: rgba(0,0,0,.24);
}

.carlette-v30__bet-totals span {
    display: block;
    color: #a7f3d0;
    font-size: 11px;
    font-weight: 900;
    text-transform: uppercase;
}

.carlette-v30__bet-totals strong {
    color: #fff;
    font-size: 25px;
}

.carlette-v30__chips {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin: 22px 0;
}

.carlette-chip {
    width: 58px;
    height: 58px;
    border: 6px dashed rgba(255,255,255,.65);
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    font-weight: 1000;
    background:
        radial-gradient(circle, #1e293b 0 47%, #e11d48 48% 100%);
    box-shadow: 0 7px 16px rgba(0,0,0,.34);
}

.carlette-chip:nth-child(2) {
    background:
        radial-gradient(circle, #1e293b 0 47%, #2563eb 48% 100%);
}

.carlette-chip:nth-child(3) {
    background:
        radial-gradient(circle, #1e293b 0 47%, #16a34a 48% 100%);
}

.carlette-chip:nth-child(4) {
    background:
        radial-gradient(circle, #1e293b 0 47%, #7c3aed 48% 100%);
}

.carlette-chip:nth-child(5) {
    background:
        radial-gradient(circle, #1e293b 0 47%, #111827 48% 100%);
}

.carlette-chip.is-selected {
    transform: translateY(-5px) scale(1.08);
    box-shadow:
        0 0 0 3px #ffd84d,
        0 12px 24px rgba(0,0,0,.4);
}

.carlette-v30__number-board {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: 8px;
}

.carlette-v30__numbers {
    display: grid;
    grid-template-columns: repeat(12, minmax(40px, 1fr));
    gap: 4px;
}

.carlette-bet {
    min-height: 48px;
    padding: 8px;
    border: 1px solid rgba(255,255,255,.56);
    color: #fff;
    cursor: pointer;
    font-weight: 900;
    background: rgba(8,63,44,.9);
    transition:
        transform .12s ease,
        filter .12s ease,
        box-shadow .12s ease;
}

.carlette-bet:hover {
    z-index: 2;
    transform: translateY(-2px);
    filter: brightness(1.18);
    box-shadow: 0 8px 18px rgba(0,0,0,.28);
}

.carlette-number--red,
.carlette-bet--red {
    background: #b91c1c;
}

.carlette-number--black,
.carlette-bet--black {
    background: #111827;
}

.carlette-bet--zero {
    min-height: 152px;
    background: #15803d;
    font-size: 24px;
}

.carlette-v30__dozens,
.carlette-v30__columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
    margin-left: 80px;
    margin-top: 4px;
}

.carlette-v30__outside {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 4px;
    margin-left: 80px;
    margin-top: 4px;
}

.carlette-v30__active-bets {
    margin-top: 20px;
    padding: 18px;
    border-radius: 18px;
    background: rgba(0,0,0,.22);
}

.carlette-v30__active-bets h4 {
    margin: 0 0 12px;
    color: #fff;
}

#car-active-bets-list {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
}

#car-active-bets-list > p {
    margin: 0;
}

.carlette-v30__bet-token {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2px 10px;
    min-width: 145px;
    padding: 9px 12px;
    text-align: left;
    color: #fff;
    cursor: pointer;
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 13px;
    background: rgba(15,23,42,.84);
}

.carlette-v30__bet-token strong {
    color: #ffd84d;
}

.carlette-v30__bet-token small {
    grid-column: 1 / -1;
    color: #94a3b8;
}

.carlette-v30__bet-controls {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 18px;
}

.carlette-v30__bet-controls button {
    min-width: 180px;
    min-height: 52px;
    color: #fff;
    cursor: pointer;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 15px;
    background: rgba(15,23,42,.88);
    font-weight: 900;
}

.carlette-v30__winner {
    max-width: 780px;
    margin: 22px auto 0;
    padding: 24px;
    text-align: center;
    border: 1px solid rgba(255,216,77,.48);
    border-radius: 20px;
    color: #fff;
    background:
        linear-gradient(135deg, rgba(245,158,11,.22), rgba(15,23,42,.94));
}

.carlette-v30__winner > strong {
    color: #ffd84d;
    font-size: 30px;
}

.carlette-v30__winner h4 {
    margin: 10px 0;
    color: #fff;
    font-size: 28px;
}

.carlette-v30__settlement {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin: 14px 0;
}

.carlette-v30__settlement span,
.carlette-v30__settlement strong {
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(0,0,0,.24);
}

.carlette-v30__settlement .is-positive {
    color: #4ade80;
}

.carlette-v30__settlement .is-negative {
    color: #fb7185;
}

.carlette-v30__garage {
    margin-top: 34px;
    padding-top: 28px;
    border-top: 1px solid rgba(255,255,255,.1);
}

.carlette-v30__selected {
    max-width: 390px;
    color: #cbd5e1;
    font-size: 14px;
    text-align: right;
}

.carlette-v30__garage-grid {
    display: grid;
    grid-template-columns:
        repeat(auto-fit, minmax(210px, 1fr));
    gap: 14px;
    margin-top: 22px;
}

.carlette-v30__garage-card {
    padding: 19px;
    text-align: left;
    color: #fff;
    cursor: pointer;
    border-radius: 18px;
    background:
        linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.035));
    border: 1px solid rgba(255,255,255,.11);
    transition:
        transform .16s ease,
        border-color .16s ease;
}

.carlette-v30__garage-card:hover {
    transform: translateY(-3px);
}

.carlette-v30__garage-card.is-selected {
    border-color: #ffd84d;
    box-shadow:
        0 0 0 2px rgba(255,216,77,.18),
        0 12px 28px rgba(0,0,0,.28);
}

.carlette-v30__garage-card h4 {
    margin: 8px 0 4px;
    color: #fff;
    font-size: 21px;
}

.carlette-v30__garage-card p {
    min-height: 38px;
    margin: 4px 0 10px;
    font-size: 13px;
}

.carlette-v30__traits {
    display: grid;
    gap: 5px;
    color: #cbd5e1;
    font-size: 12px;
}

.carlette-v30__swatch {
    width: 100%;
    height: 8px;
    border-radius: 999px;
    background:
        linear-gradient(90deg, var(--swatch), var(--accent));
}

@media (max-width: 920px) {
    .carlette-v30__topbar,
    .carlette-v30__bet-heading,
    .carlette-v30__garage-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .carlette-v30__balance,
    .carlette-v30__selected {
        width: 100%;
        text-align: left;
    }

    .carlette-v30__number-board {
        grid-template-columns: 52px 1fr;
    }

    .carlette-v30__numbers {
        grid-template-columns: repeat(6, minmax(38px, 1fr));
    }

    .carlette-bet--zero {
        min-height: 296px;
    }

    .carlette-v30__dozens,
    .carlette-v30__outside,
    .carlette-v30__columns {
        margin-left: 60px;
    }

    .carlette-v30__outside {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 650px) {
    .carlette-v30 {
        margin: 0;
        padding: 10px;
        border-radius: 0;
    }

    .carlette-v30__lineup {
        grid-template-columns: repeat(2, 1fr);
    }

    .carlette-v30__race-button {
        width: 100%;
        min-width: 0;
    }

    .carlette-v30__number-board {
        grid-template-columns: 42px 1fr;
    }

    .carlette-v30__numbers {
        grid-template-columns: repeat(3, 1fr);
    }

    .carlette-bet--zero {
        min-height: 604px;
    }

    .carlette-v30__dozens,
    .carlette-v30__outside,
    .carlette-v30__columns {
        margin-left: 0;
    }

    .carlette-v30__dozens,
    .carlette-v30__columns {
        grid-template-columns: 1fr;
    }

    .carlette-v30__outside {
        grid-template-columns: repeat(2, 1fr);
    }

    .carlette-v30__bet-controls {
        flex-direction: column;
    }

    .carlette-v30__bet-controls button {
        width: 100%;
    }

    .carlette-v30__last-result {
        top: 8px;
        right: 8px;
        transform: scale(.82);
        transform-origin: top right;
    }
}


/* V0.5 luxury styling */
.carlette-v30__canvas-shell::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 2;
    background:
        linear-gradient(
            115deg,
            rgba(255,255,255,.10),
            transparent 24%,
            transparent 72%,
            rgba(255,183,45,.06)
        );
    mix-blend-mode: screen;
}

.carlette-v30__canvas-shell {
    border: 1px solid rgba(167,205,231,.18);
    box-shadow:
        inset 0 0 60px rgba(0,0,0,.54),
        0 26px 80px rgba(0,0,0,.52),
        0 0 36px rgba(39,216,255,.07);
}

.carlette-v30__race-button {
    letter-spacing: .025em;
    box-shadow:
        0 14px 40px rgba(245,158,11,.38),
        0 0 28px rgba(255,216,77,.16);
}

.carlette-v30__betting {
    opacity: .94;
}

.carlette-v30__betting:hover,
.carlette-v30__betting:focus-within {
    opacity: 1;
}


/* V0.6 hero-car refinements */
.carlette-v30__lineup-item {
    position: relative;
    overflow: hidden;
}

.carlette-v30__lineup-item::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 4px;
    background:
        linear-gradient(180deg, #27d8ff, #ffd84d);
    opacity: .75;
}

.carlette-v30__lineup-item.is-player {
    transform: translateY(-3px);
    background:
        linear-gradient(180deg, rgba(255,216,77,.16), rgba(255,255,255,.04));
    box-shadow:
        0 0 0 2px rgba(255,216,77,.22),
        0 16px 32px rgba(0,0,0,.28),
        0 0 24px rgba(255,216,77,.12);
}

.carlette-v30__canvas-shell {
    min-height: 620px;
}

@media (max-width: 650px) {
    .carlette-v30__canvas-shell {
        min-height: 0;
    }
}


/* V0.7 roulette-finish and distinct-car enhancements */
.carlette-v30__status {
    border: 1px solid rgba(255,216,77,.16);
}

.carlette-v30__canvas-shell {
    box-shadow:
        inset 0 0 60px rgba(0,0,0,.54),
        0 26px 80px rgba(0,0,0,.52),
        0 0 42px rgba(39,216,255,.08);
}

.carlette-v30__lineup-item strong {
    letter-spacing: .01em;
}

.carlette-v30__lineup-item.is-player::after {
    content: "SELECTED";
    position: absolute;
    top: 8px;
    right: 9px;
    color: #ffd84d;
    font-size: 9px;
    font-weight: 1000;
    letter-spacing: .08em;
}

.carlette-v30__race-button {
    min-width: 330px;
}

@media (max-width: 650px) {
    .carlette-v30__race-button {
        min-width: 0;
    }
}


/* V0.8 true roulette physics */
.carlette-v30__race-button {
    min-width: 350px;
}

.carlette-v30__status {
    border: 1px solid rgba(255,216,77,.20);
}

.carlette-v30__canvas-shell {
    box-shadow:
        inset 0 0 65px rgba(0,0,0,.58),
        0 28px 86px rgba(0,0,0,.54),
        0 0 44px rgba(39,216,255,.08);
}

@media (max-width: 650px) {
    .carlette-v30__race-button {
        min-width: 0;
    }
}


/* Carlette Engine 3.0 — Living Track */
.carlette-v30 {
    background:
        radial-gradient(circle at 50% -12%, #294f7a 0%, #0a1422 40%, #020406 100%);
}

.carlette-v30__mode-note {
    display: inline-block;
    margin-top: 10px;
    padding: 9px 13px;
    color: #dbeafe;
    font-size: 13px;
    line-height: 1.45;
    background: rgba(3,9,18,.58);
    border: 1px solid rgba(39,216,255,.22);
    border-radius: 12px;
}

.carlette-v30__mode-note strong {
    color: #ffd84d;
}

.carlette-v30__canvas-shell {
    border: 1px solid rgba(113,206,255,.22);
    box-shadow:
        inset 0 0 72px rgba(0,0,0,.62),
        0 30px 94px rgba(0,0,0,.58),
        0 0 48px rgba(39,216,255,.10);
}

.carlette-v30__last-result {
    border-color: rgba(255,216,77,.30);
    box-shadow:
        0 12px 30px rgba(0,0,0,.36),
        0 0 24px rgba(255,216,77,.08);
}

.carlette-v30__lineup-item {
    min-height: 84px;
}

.carlette-v30__lineup-item.is-player {
    background:
        linear-gradient(180deg, rgba(255,216,77,.20), rgba(255,255,255,.04));
}

.carlette-v30__race-button {
    min-width: 360px;
    text-transform: uppercase;
    letter-spacing: .035em;
}

@media (max-width: 650px) {
    .carlette-v30__race-button {
        min-width: 0;
    }

    .carlette-v30__mode-note {
        display: block;
    }
}


/* Engine 2.0 Phase 1 — authoritative visual result and premium polish */
.carlette-v30 {
    background:
        radial-gradient(circle at 50% -10%, #315d8c 0%, #0a1525 38%, #020406 100%);
}

.carlette-v30__canvas-shell {
    border: 1px solid rgba(126,218,255,.28);
    background:
        radial-gradient(circle at 50% 38%, rgba(24,64,96,.30), transparent 48%),
        linear-gradient(180deg, #0b1728, #030609);
    box-shadow:
        inset 0 0 82px rgba(0,0,0,.66),
        0 34px 105px rgba(0,0,0,.62),
        0 0 54px rgba(39,216,255,.12);
}

.carlette-v30__canvas-shell::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(
            112deg,
            rgba(255,255,255,.12),
            transparent 21%,
            transparent 72%,
            rgba(255,190,60,.07)
        );
    mix-blend-mode: screen;
}

.carlette-v30__last-result {
    min-width: 124px;
    border: 1px solid rgba(255,216,77,.42);
    box-shadow:
        0 14px 34px rgba(0,0,0,.40),
        0 0 30px rgba(255,216,77,.12);
}

.carlette-v30__last-result strong {
    font-size: 34px;
}

.carlette-v30__mode-note {
    max-width: 660px;
    color: #e5f4ff;
    border-color: rgba(255,216,77,.25);
    background:
        linear-gradient(135deg, rgba(3,9,18,.72), rgba(20,42,64,.55));
}

.carlette-v30__lineup-item.is-player {
    box-shadow:
        0 0 0 2px rgba(255,216,77,.32),
        0 18px 38px rgba(0,0,0,.32),
        0 0 30px rgba(255,216,77,.17);
}

.carlette-v30__race-button {
    min-width: 380px;
    font-weight: 1000;
    box-shadow:
        0 16px 44px rgba(245,158,11,.42),
        0 0 34px rgba(255,216,77,.20);
}

@media (max-width: 650px) {
    .carlette-v30__race-button {
        min-width: 0;
    }
}


/* =========================================================
   CARLETTE ENGINE 3.0 — LIVING TRACK
========================================================= */

.carlette-v30 {
    max-width: 1440px;
    background:
        radial-gradient(circle at 50% -12%, #386695 0%, #0b1728 36%, #020406 100%);
}

.carlette-v30__canvas-shell {
    max-width: 1340px;
    border: 1px solid rgba(150,226,255,.30);
    background:
        radial-gradient(circle at 50% 42%, rgba(25,78,112,.32), transparent 49%),
        linear-gradient(180deg, #0c1a2d, #030609);
    box-shadow:
        inset 0 0 92px rgba(0,0,0,.68),
        0 36px 116px rgba(0,0,0,.64),
        0 0 62px rgba(39,216,255,.13);
}

.carlette-v30__canvas-shell::before {
    z-index: 3;
    background:
        linear-gradient(
            116deg,
            rgba(255,255,255,.12),
            transparent 22%,
            transparent 70%,
            rgba(255,194,71,.08)
        );
}

.carlette-v30__canvas-shell::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 4;
    box-shadow:
        inset 0 -70px 90px rgba(0,0,0,.22),
        inset 0 34px 60px rgba(255,255,255,.025);
}

.carlette-v30__status {
    border: 1px solid rgba(255,216,77,.24);
    background:
        linear-gradient(90deg, rgba(0,0,0,.20), rgba(32,56,78,.36), rgba(0,0,0,.20));
    box-shadow:
        0 12px 28px rgba(0,0,0,.20);
}

.carlette-v30__last-result {
    z-index: 5;
    min-width: 132px;
    border-color: rgba(255,216,77,.52);
    background:
        linear-gradient(180deg, rgba(7,12,20,.92), rgba(2,5,9,.84));
}

.carlette-v30__lineup {
    max-width: 1120px;
}

.carlette-v30__lineup-item {
    min-height: 92px;
    background:
        linear-gradient(180deg, rgba(255,255,255,.11), rgba(255,255,255,.028));
    border-color: rgba(255,255,255,.14);
}

.carlette-v30__lineup-item.is-player {
    background:
        linear-gradient(180deg, rgba(255,216,77,.24), rgba(255,255,255,.04));
    box-shadow:
        0 0 0 2px rgba(255,216,77,.38),
        0 18px 40px rgba(0,0,0,.34),
        0 0 36px rgba(255,216,77,.18);
}

.carlette-v30__race-button {
    min-width: 400px;
    min-height: 76px;
    font-size: 25px;
    border: 1px solid rgba(255,255,255,.38);
    background:
        linear-gradient(180deg, #ffe98a 0%, #f6b51c 52%, #d98b00 100%);
    box-shadow:
        0 18px 48px rgba(245,158,11,.44),
        0 0 40px rgba(255,216,77,.22),
        inset 0 2px 0 rgba(255,255,255,.52);
}

.carlette-v30__betting {
    max-width: 1040px;
    border-color: #a96827;
    box-shadow:
        inset 0 0 0 2px #e8c374,
        inset 0 0 52px rgba(0,0,0,.42),
        0 22px 58px rgba(0,0,0,.40);
}

.carlette-v30__mode-note {
    max-width: 700px;
    background:
        linear-gradient(135deg, rgba(3,9,18,.78), rgba(25,51,76,.60));
    border-color: rgba(255,216,77,.30);
}

@media (max-width: 650px) {
    .carlette-v30__race-button {
        min-width: 0;
        width: 100%;
    }
}

/* ==========================================================
CARLETTE 4.0 — DRIVABLE ROULETTE / SWITCHABLE CAMERA HUD
========================================================== */
.carlette-v40__hud{position:absolute;left:18px;top:18px;display:flex;gap:10px;align-items:stretch;z-index:5}.carlette-v40__hud button,.carlette-v40__hud div{border:1px solid rgba(255,216,77,.45);background:rgba(3,8,15,.82);color:#fff;border-radius:13px;padding:9px 12px;backdrop-filter:blur(8px)}.carlette-v40__hud button{cursor:pointer;color:#ffd84d;font-weight:900}.carlette-v40__hud span{display:block;color:#94a3b8;font-size:9px;font-weight:900}.carlette-v40__hud strong{font-size:17px}.carlette-v40__drive-controls{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);display:flex;gap:9px;z-index:6}.carlette-v40__drive-controls button{min-width:70px;min-height:48px;border:1px solid rgba(255,255,255,.22);border-radius:14px;background:rgba(3,8,15,.82);color:#fff;font-weight:1000;cursor:pointer;backdrop-filter:blur(8px)}.carlette-v40__drive-controls button[data-drive="throttle"]{background:linear-gradient(180deg,#ffe36e,#f59e0b);color:#241500}.carlette-v40__drive-controls button[data-drive="brake"]{background:linear-gradient(180deg,#ef5350,#9b111e)}#carlette-race-canvas{aspect-ratio:16/9;touch-action:none}.carlette-v30__canvas-shell{background:#03070d}@media(max-width:700px){.carlette-v40__hud{left:8px;top:8px;gap:5px}.carlette-v40__hud button,.carlette-v40__hud div{padding:6px 8px;font-size:11px}.carlette-v40__drive-controls{bottom:8px;gap:5px;width:96%;justify-content:center}.carlette-v40__drive-controls button{min-width:0;flex:1;max-width:90px;min-height:44px}.carlette-v30__last-result{top:8px;right:8px;transform:scale(.82);transform-origin:top right}}


/* ==========================================================
   CARLETTE 4.1 — ROULETTE RACEWAY HUD + DRIVING CONTROLS
   ========================================================== */
.carlette-drive-hud{display:grid;grid-template-columns:1.25fr repeat(3,1fr);gap:10px;margin:14px 0 10px}.carlette-drive-hud__camera,.carlette-drive-hud__meter{min-height:62px;border:1px solid rgba(241,199,71,.34);border-radius:14px;background:linear-gradient(180deg,rgba(19,31,49,.96),rgba(5,10,18,.96));color:#fff;padding:10px 14px}.carlette-drive-hud__camera{font-weight:900;color:#ffd84d;cursor:pointer}.carlette-drive-hud__meter{display:flex;flex-direction:column;justify-content:center;align-items:center}.carlette-drive-hud__meter span{font-size:10px;font-weight:900;letter-spacing:.12em;color:#8ca4bd}.carlette-drive-hud__meter strong{font-size:18px;margin-top:3px}.carlette-drive-controls{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:8px}.carlette-drive-controls button{border:1px solid rgba(255,216,77,.36);border-radius:13px;background:linear-gradient(180deg,#26364a,#101824);color:#fff;font-weight:900;padding:13px 8px;cursor:pointer;touch-action:none}.carlette-drive-controls button:active{transform:translateY(1px);background:linear-gradient(180deg,#d9a51f,#8b5c00);color:#07101a}.carlette-drive-help{text-align:center;color:#8fa5ba;font-size:12px;font-weight:700;margin-bottom:13px}@media(max-width:700px){.carlette-drive-hud{grid-template-columns:1fr 1fr}.carlette-drive-controls{grid-template-columns:1fr 1fr}.carlette-drive-help{font-size:10px}}

/* ==========================================================
   CARLETTE 4.4 — RACEWAY GRAPHICS ENGINE
   Layered desktop race presentation / HUD polish
========================================================== */
.carlette-v30__stage{background:linear-gradient(180deg,#02060d,#071421 42%,#020407);box-shadow:0 28px 70px rgba(0,0,0,.42),inset 0 0 0 1px rgba(219,168,46,.22);}
.carlette-v30__canvas-wrap{border:1px solid rgba(220,170,47,.34);box-shadow:inset 0 0 45px rgba(0,0,0,.62),0 18px 45px rgba(0,0,0,.28);}
.carlette-v30__drive-hud>*,.carlette-v30__drive-controls button{backdrop-filter:blur(10px);}

/* ==========================================================
   CARLETTE 4.5 — ASSET RACEWAY
   Final high-fidelity Canvas generation before shared 3D work.
========================================================== */
.carlette-v30{max-width:1280px;margin-inline:auto}.carlette-v30__topbar{background:radial-gradient(circle at 50% 0,rgba(43,91,137,.30),transparent 48%)}
.carlette-v30__stage{border:1px solid rgba(225,174,50,.30);background:linear-gradient(180deg,#01040a,#06101c 54%,#010204);box-shadow:0 32px 90px rgba(0,0,0,.55),0 0 0 1px rgba(255,190,52,.05),inset 0 0 70px rgba(0,0,0,.62)}
.carlette-v30__canvas-wrap{border-radius:22px;overflow:hidden;box-shadow:0 22px 55px rgba(0,0,0,.42),inset 0 0 0 1px rgba(255,210,88,.14)}
.carlette-drive-hud__camera,.carlette-drive-hud__meter,.carlette-drive-controls button{background:linear-gradient(180deg,rgba(20,31,45,.94),rgba(4,8,14,.98));border-color:rgba(218,169,48,.42);box-shadow:inset 0 1px rgba(255,255,255,.04)}
.carlette-drive-controls button:hover{border-color:rgba(255,209,76,.75);transform:translateY(-1px)}


/* ==========================================================
   CARLETTE 5.1 — FIRST REAL 3D SCENE
   WebGL scene overlays the legacy Canvas only when WebGL boots.
   ========================================================== */
.carlette-v30__canvas-shell{position:relative;}
.carlette-webgl-scene{
    position:absolute; inset:0; width:100%; height:100%; display:block;
    z-index:2; border-radius:inherit; background:#02040a;
}
.carlette-real-3d-active .carlette-v30__last-result{z-index:5;}
.carlette-3d-engine-badge{
    position:absolute; left:18px; top:18px; z-index:6;
    padding:8px 12px; border:1px solid rgba(235,181,58,.72);
    border-radius:999px; background:rgba(2,7,14,.78);
    color:#f3c24f; font:800 11px/1.2 Inter,Arial,sans-serif;
    letter-spacing:.08em; box-shadow:0 8px 24px rgba(0,0,0,.32);
    pointer-events:none;
}

/* CARLETTE 5.1 SERVER REBUILD */
.carlette-real-3d-active .carlette-webgl-scene{
  box-shadow: inset 0 0 70px rgba(0,0,0,.55), 0 18px 45px rgba(0,0,0,.22);
}
.carlette-real-3d-active .carlette-3d-engine-badge{
  backdrop-filter: blur(7px);
}


/* ==========================================================
   CARLETTE 5.2 — 3D RACEWAY & DRIVING ENVIRONMENT
   ========================================================== */
.carlette-real-3d-active .carlette-webgl-scene{
  background:
    radial-gradient(circle at 50% 18%, rgba(30,78,120,.16), transparent 40%),
    linear-gradient(#02050a,#010207);
}
.carlette-real-3d-active .carlette-3d-engine-badge{
  border-color:rgba(243,190,65,.86);
  box-shadow:0 8px 28px rgba(0,0,0,.45),0 0 22px rgba(230,166,34,.10);
}

/* ==========================================================
   CARLETTE 5.3 — PRODUCTION 3D PIPELINE + UNIFIED RACE STATE
   ========================================================== */
.carlette-real-3d-active .carlette-3d-engine-badge{letter-spacing:.055em}

/* ==========================================================
   CARLETTE 5.4 — TITAN PRODUCTION 3D VEHICLE INTEGRATION
   ========================================================== */
.carlette-real-3d-active .carlette-3d-engine-badge{
  text-shadow:0 1px 12px rgba(240,180,45,.18);
}