@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700;800&display=swap');

:root {
    --color-bg: #efefef;
    --color-text: #1c1c1c;
    --color-accent: #32ff00;
    --color-muted: #6f6f6f;
    --color-white: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

[hidden] {
    display: none !important;
}

body {
    min-height: 100vh;
    overflow: hidden;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: 'DM Sans', sans-serif;
}

button,
input {
    font: inherit;
}

.fastlane-page {
    min-height: 100vh;
    padding: 32px 24px;
}

.interact-cta {
    position: fixed;
    top: 32px;
    left: 32px;
    z-index: 260;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text);
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.03em;
    transition: opacity 0.25s ease, transform 0.25s ease;
}

.interact-cta:hover {
    opacity: 0.7;
    transform: translateX(-6px);
}

.leaderboard-toggle {
    position: fixed;
    right: 32px;
    bottom: 32px;
    z-index: 130;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--color-text);
    cursor: pointer;
}

.leaderboard-toggle i {
    font-size: 2rem;
    line-height: 1;
}

.fastlane-start,
.fastlane-game,
.fastlane-result {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 96px 24px;
}

.fastlane-start-btn,
.fastlane-try-again {
    border: 0;
    background: transparent;
    color: var(--color-text);
    font-size: clamp(1.5rem, 2vw, 1.6rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.04em;
    cursor: pointer;
}

.fastlane-stage {
    display: grid;
    justify-items: center;
    gap: 28px;
    width: min(560px, calc(100vw - 48px));
}

.fastlane-lights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    justify-content: center;
    gap: clamp(14px, 4vw, 24px);
    width: min(100%, 460px);
}

.fastlane-light {
    display: block;
    width: clamp(68px, 16vw, 112px);
    aspect-ratio: 1;
    border-radius: 50%;
    background: #dedede;
    box-shadow: inset 0 -8px 16px rgba(28, 28, 28, 0.08);
    transition: background 0.18s ease, box-shadow 0.18s ease;
}

.fastlane-light.is-black {
    background: var(--color-text);
    box-shadow: inset 0 -8px 16px rgba(255, 255, 255, 0.08);
}

.fastlane-light.is-green {
    background: var(--color-accent);
    box-shadow:
        0 0 34px rgba(50, 255, 0, 0.36),
        inset 0 -8px 18px rgba(28, 28, 28, 0.08);
}

.fastlane-status {
    min-height: 1.2em;
    color: var(--color-muted);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.fastlane-result {
    z-index: 115;
    background: rgba(239, 239, 239, 0.72);
    backdrop-filter: blur(16px);
    text-align: center;
}

.fastlane-result.is-retry-only {
    background: transparent;
    backdrop-filter: none;
}

.fastlane-result.is-retry-only .fastlane-result-card {
    display: none;
}

.fastlane-result.is-retry-only .fastlane-try-again {
    display: inline-flex;
}

.fastlane-result-card {
    display: grid;
    justify-items: center;
    gap: 0;
    width: min(760px, calc(100vw - 32px));
    padding: 58px 48px 48px;
    border-radius: 34px;
    background: var(--color-white);
    box-shadow: 0 28px 80px rgba(28, 28, 28, 0.12);
}

.fastlane-result-text {
    margin: 0;
    font-size: clamp(3rem, 10vw, 5.4rem);
    font-weight: 500;
    line-height: 0.9;
    letter-spacing: -0.07em;
}

.fastlane-score-form {
    display: grid;
    gap: 18px;
    width: 100%;
    margin-top: 34px;
}

.fastlane-score-form input,
.fastlane-score-form button {
    width: 100%;
    min-height: 76px;
    border: 0;
    border-radius: 999px;
    text-align: center;
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.04em;
}

.fastlane-score-form input {
    background: var(--color-white);
    color: var(--color-text);
    outline: none;
}

.fastlane-score-form input::placeholder {
    color: var(--color-muted);
}

.fastlane-score-form button {
    background: var(--color-accent);
    color: var(--color-text);
    cursor: pointer;
}

.fastlane-exit-result {
    width: min(100%, 320px);
    min-height: 68px;
    margin-top: 28px;
    border: 0;
    border-radius: 999px;
    background: var(--color-text);
    color: var(--color-white);
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    cursor: pointer;
}

.fastlane-score-status {
    min-height: 1.3em;
    margin-top: 14px;
    color: var(--color-muted);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.fastlane-try-again[hidden] {
    display: none !important;
}

.leaderboard-modal {
    position: fixed;
    inset: 0;
    z-index: 150;
    display: grid;
    place-items: center;
    padding: 24px;
    background: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(8px);
}

.leaderboard-card {
    position: relative;
    width: min(440px, 100%);
    max-height: 80vh;
    padding: 44px 34px 36px;
    overflow-y: auto;
    border-radius: 34px;
    background: var(--color-white);
    box-shadow: none;
    text-align: initial;
}

.modal-close-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    border: 0;
    background: transparent;
    color: var(--color-text);
    font: inherit;
    font-size: 1.4rem;
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
}

.leaderboard-label {
    margin-bottom: 12px;
    font-size: 0.9rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: 0;
    text-transform: lowercase;
}

.leaderboard-list {
    display: grid;
    gap: 8px;
    color: #c3c3c3;
    list-style: none;
}

.leaderboard-list li {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 14px;
    padding-top: 8px;
    border-top: 1px solid rgba(28, 28, 28, 0.08);
    color: #c3c3c3;
}

.leaderboard-list span {
    overflow: hidden;
    color: #c3c3c3;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.9rem;
    font-weight: 800;
}

.leaderboard-list strong {
    color: var(--color-muted);
    font-size: 0.78rem;
    font-weight: 600;
    text-align: right;
}

@media (max-width: 768px) {
    .fastlane-page {
        min-height: 100svh;
        padding: 24px 18px;
    }

    .interact-cta {
        top: calc(24px + env(safe-area-inset-top));
        left: 18px;
        font-size: 1.5rem;
    }

    .leaderboard-toggle {
        right: 18px;
        bottom: calc(24px + env(safe-area-inset-bottom));
    }

    .fastlane-page.is-playing .leaderboard-toggle {
        display: none;
    }

    .fastlane-start,
    .fastlane-game,
    .fastlane-result {
        padding: 92px 18px;
    }

    .fastlane-stage {
        gap: 22px;
        width: 100%;
    }

    .fastlane-light {
        width: clamp(78px, 25vw, 110px);
    }

    .fastlane-score-form {
        width: 100%;
    }

    .fastlane-result-card {
        width: min(100%, 420px);
        padding: 48px 28px 36px;
        border-radius: 30px;
    }

    .fastlane-score-form input,
    .fastlane-score-form button {
        min-height: 64px;
        font-size: 1.15rem;
    }

    .leaderboard-card {
        padding: 52px 34px 38px;
        border-radius: 30px;
    }

    .leaderboard-label,
    .leaderboard-list span,
    .leaderboard-list strong {
        font-size: 1.5rem;
        font-weight: 500;
    }
}