/*
 * 구름 레이스 전용 스타일.
 * 공용 toolbox.css 를 건드리지 않도록 이 화면에서만 쓰는 규칙만 담는다.
 */

:root {
    --cr-ink: #26324a;
    --cr-ink-soft: #5b6880;
    --cr-line: #d8e2f2;
    --cr-surface: #ffffff;
    --cr-surface-soft: #f3f7ff;
    --cr-accent: #3f74d8;
    --cr-accent-dark: #2f5cb4;
    --cr-accent-soft: #e7effd;
    --cr-danger: #c0392b;
    --cr-good: #1c6a4a;
    --cr-radius: 18px;
    --cr-shadow: 0 18px 40px rgba(38, 50, 74, 0.14);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body.cr-body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: linear-gradient(180deg, #eef4ff 0%, #e3ecfb 100%);
    color: var(--cr-ink);
    font-family: "Pretendard", "Noto Sans KR", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    -webkit-text-size-adjust: 100%;
}

.cr-visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

.cr-skip-link {
    position: absolute;
    left: 16px;
    top: -60px;
    z-index: 40;
    padding: 10px 16px;
    border-radius: 12px;
    background: var(--cr-surface);
    color: var(--cr-ink);
    font-weight: 700;
    text-decoration: none;
    transition: top 0.15s ease;
}

.cr-skip-link:focus {
    top: 16px;
}

/* 앱 골격: 레이스 중에는 화면 높이 안에서 끝나고, 넘치는 목록만 안에서 스크롤한다. */
.cr-app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    /* 레이스·결과 상태에서는 높이를 화면에 고정해 무대와 순위가 화면 밖으로 밀리지 않게 한다. */
    height: 100vh;
}

.cr-app[data-race-state="setup"] {
    height: auto;
}

.cr-app:not([data-race-state="setup"]) .cr-main {
    overflow: hidden;
}

/* 상단바 */
.cr-topbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.82);
    border-bottom: 1px solid var(--cr-line);
}

.cr-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 16px;
    border-radius: 999px;
    border: 1px solid var(--cr-line);
    background: var(--cr-surface);
    color: var(--cr-ink);
    font-weight: 700;
    font-size: 15px;
    text-decoration: none;
}

.cr-back svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2.4;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.cr-back:hover {
    background: var(--cr-accent-soft);
}

.cr-title {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin: 0;
    font-size: 20px;
    font-weight: 800;
}

.cr-title small {
    font-size: 14px;
    font-weight: 600;
    color: var(--cr-ink-soft);
}

.cr-topbar-meta {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--cr-ink-soft);
}

.cr-chip-static {
    padding: 6px 12px;
    border-radius: 999px;
    background: var(--cr-surface-soft);
    border: 1px solid var(--cr-line);
    font-weight: 700;
    color: var(--cr-ink);
}

/* 본문 */
.cr-main {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 18px 20px 24px;
}

/* 준비 화면과 결과 패널은 같은 중심축·같은 읽기 폭을 쓴다. */
.cr-panel {
    width: min(960px, 100%);
    background: var(--cr-surface);
    border: 1px solid var(--cr-line);
    border-radius: var(--cr-radius);
    box-shadow: var(--cr-shadow);
    padding: 24px 26px 26px;
}

.cr-eyebrow {
    margin: 0 0 6px;
    font-size: 14px;
    font-weight: 700;
    color: var(--cr-accent);
}

.cr-heading {
    margin: 0 0 6px;
    font-size: 28px;
    font-weight: 800;
    line-height: 1.25;
}

.cr-lead {
    margin: 0 0 18px;
    color: var(--cr-ink-soft);
    font-size: 16px;
}

.cr-field {
    display: block;
    margin-bottom: 6px;
    font-weight: 700;
    font-size: 15px;
}

.cr-names {
    width: 100%;
    min-height: 168px;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid var(--cr-line);
    background: var(--cr-surface-soft);
    color: var(--cr-ink);
    font-size: 16px;
    font-family: inherit;
    line-height: 1.6;
    resize: vertical;
}

.cr-names:focus-visible,
.cr-back:focus-visible,
.cr-primary:focus-visible,
.cr-secondary:focus-visible,
.cr-chip:focus-visible,
.cr-text-button:focus-visible {
    outline: 3px solid var(--cr-accent);
    outline-offset: 2px;
}

.cr-input-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 8px 0 4px;
    flex-wrap: wrap;
}

.cr-input-help {
    margin: 0;
    color: var(--cr-ink-soft);
    font-size: 14px;
}

.cr-count {
    margin-left: auto;
    font-weight: 700;
    font-size: 15px;
    color: var(--cr-accent-dark);
}

.cr-text-button {
    min-height: 44px;
    padding: 0 12px;
    border: 1px solid transparent;
    border-radius: 12px;
    background: none;
    color: var(--cr-accent-dark);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.cr-text-button:hover {
    background: var(--cr-accent-soft);
}

.cr-choice-group {
    margin-top: 18px;
}

.cr-choice-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 700;
    font-size: 15px;
}

.cr-choices {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.cr-chip {
    min-height: 44px;
    padding: 10px 16px;
    border-radius: 14px;
    border: 1px solid var(--cr-line);
    background: var(--cr-surface);
    color: var(--cr-ink);
    font: inherit;
    text-align: left;
    cursor: pointer;
}

.cr-chip strong {
    display: block;
    font-size: 15px;
}

.cr-chip small {
    display: block;
    margin-top: 2px;
    font-size: 13px;
    color: var(--cr-ink-soft);
}

.cr-chip.is-active {
    border-color: var(--cr-accent);
    background: var(--cr-accent-soft);
    box-shadow: inset 4px 0 0 var(--cr-accent);
}

.cr-chip.is-active small {
    color: var(--cr-accent-dark);
}

.cr-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 22px;
    flex-wrap: wrap;
}

.cr-primary {
    min-height: 56px;
    padding: 0 34px;
    border: none;
    border-radius: 16px;
    background: var(--cr-accent);
    color: #ffffff;
    font: inherit;
    font-size: 19px;
    font-weight: 800;
    cursor: pointer;
}

.cr-primary:hover {
    background: var(--cr-accent-dark);
}

.cr-primary:disabled {
    background: #b9c6dc;
    cursor: not-allowed;
}

.cr-secondary {
    min-height: 48px;
    padding: 0 20px;
    border: 1px solid var(--cr-line);
    border-radius: 14px;
    background: var(--cr-surface);
    color: var(--cr-ink);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.cr-secondary:hover {
    background: var(--cr-surface-soft);
}

.cr-note {
    margin: 16px 0 0;
    padding: 12px 14px;
    border-radius: 12px;
    background: var(--cr-surface-soft);
    color: var(--cr-ink-soft);
    font-size: 14px;
}

.cr-note strong {
    color: var(--cr-ink);
}

.cr-error {
    margin: 12px 0 0;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid #f0c4be;
    background: #fdf1ef;
    color: var(--cr-danger);
    font-weight: 700;
    font-size: 15px;
}

.cr-warning {
    margin: 12px 0 0;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid #f2dcae;
    background: #fdf7e8;
    color: #8a5d10;
    font-weight: 700;
    font-size: 15px;
}

/* 레이스 무대 */
.cr-stage {
    position: relative;
    width: 100%;
    max-width: 1720px;
    flex: 1;
    min-height: 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 88px 320px;
    gap: 14px;
    align-items: stretch;
}

.cr-canvas-wrap {
    position: relative;
    min-width: 0;
    width: 100%;
    aspect-ratio: 1600 / 720;
    max-height: 100%;
    align-self: center;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, #eaf3ff 0%, #dbe7fb 100%);
    border: 1px solid var(--cr-line);
    border-radius: var(--cr-radius);
    overflow: hidden;
}

.cr-canvas-wrap canvas {
    width: 100%;
    height: auto;
    max-height: 100%;
    aspect-ratio: 1600 / 720;
    display: block;
}

.cr-minimap-wrap {
    align-self: stretch;
    display: flex;
    flex-direction: column;
    gap: 6px;
    align-items: center;
    padding: 10px 6px;
    background: var(--cr-surface);
    border: 1px solid var(--cr-line);
    border-radius: var(--cr-radius);
    min-height: 0;
}

.cr-minimap-wrap span {
    font-size: 12px;
    font-weight: 700;
    color: var(--cr-ink-soft);
}

.cr-minimap {
    width: 72px;
    flex: 1;
    min-height: 0;
}

.cr-rail {
    align-self: stretch;
    max-height: 100%;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    gap: 10px;
    padding: 14px;
    background: var(--cr-surface);
    border: 1px solid var(--cr-line);
    border-radius: var(--cr-radius);
    min-height: 0;
}

.cr-rail-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 8px;
}

.cr-rail-head h2 {
    margin: 0;
    font-size: 17px;
    font-weight: 800;
}

.cr-clock {
    font-size: 15px;
    font-weight: 700;
    color: var(--cr-accent-dark);
}

.cr-quit {
    min-height: 44px;
    padding: 0 14px;
    margin-left: auto;
}

.cr-rank {
    margin: 0;
    padding: 0;
    list-style: none;
    overflow-y: auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.cr-rank-row,
.cr-result-row {
    display: grid;
    grid-template-columns: 30px 34px minmax(0, 1fr) auto;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-radius: 12px;
    background: var(--cr-surface-soft);
    font-size: 15px;
}

.cr-rank-row.is-done {
    background: #e6f5ec;
}

.cr-rank-place,
.cr-result-place {
    font-weight: 800;
    color: var(--cr-accent-dark);
    text-align: center;
}

.cr-rank-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    min-height: 26px;
    padding: 0 6px;
    border-radius: 999px;
    border: 1px solid var(--cr-line);
    background: var(--cr-surface);
    font-size: 13px;
    font-weight: 700;
}

.cr-rank-name,
.cr-result-name {
    min-width: 0;
    font-weight: 700;
    line-height: 1.25;
    white-space: normal;
    word-break: keep-all;
    overflow-wrap: anywhere;
}

.cr-rank-status,
.cr-result-time {
    font-size: 13px;
    color: var(--cr-ink-soft);
    font-variant-numeric: tabular-nums;
}

/* 결과 패널: 준비 화면과 같은 중심축에 겹쳐 올린다. */
.cr-result {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(30, 42, 66, 0.42);
    border-radius: var(--cr-radius);
}

.cr-result-card {
    width: min(960px, 100%);
    max-height: 100%;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    overflow: hidden;
    background: var(--cr-surface);
    border-radius: var(--cr-radius);
    box-shadow: var(--cr-shadow);
    padding: 22px 24px 24px;
}

/* 결과가 길어도 다음 행동 버튼은 항상 보이게 머리글에 둔다. */
.cr-result-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.cr-result-head .cr-lead {
    margin-bottom: 0;
    color: var(--cr-ink);
    font-size: 18px;
    font-weight: 700;
}

.cr-result-list {
    margin: 14px 0 0;
    padding: 0 2px 2px 0;
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 8px;
    align-content: start;
    overflow-y: auto;
    min-height: 0;
}

.cr-result-row.is-top {
    background: #e6f5ec;
    border: 1px solid #b7e0c8;
}

.cr-result-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* 상태별 표시 */
.cr-app[data-race-state="setup"] .cr-stage {
    display: none;
}

.cr-app:not([data-race-state="setup"]) .cr-panel {
    display: none;
}

.cr-app:not([data-race-state="result"]) .cr-result {
    display: none;
}

.cr-app[data-race-state="result"] .cr-rail .cr-secondary {
    visibility: hidden;
}

/* 세로/좁은 화면 안내 */
.cr-app[data-race-landscape="blocked"] .cr-orientation {
    display: block;
}

.cr-orientation {
    display: none;
}

/* 일반 교실 화면: 미니맵을 접고 순위를 아래로 내려 코스를 크게 보여 준다. */
@media (min-width: 900px) and (max-width: 1919px) {
    .cr-stage {
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: minmax(0, 1fr) 185px;
    }

    .cr-canvas-wrap {
        width: auto;
        height: 100%;
        justify-self: center;
    }

    .cr-minimap-wrap {
        display: none;
    }

    .cr-rail {
        grid-column: 1;
    }

    .cr-rank {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 6px;
    }
}

@media (max-width: 899px), (max-aspect-ratio: 23 / 20) {
    .cr-stage {
        grid-template-columns: minmax(0, 1fr);
    }

    .cr-minimap-wrap,
    .cr-rail {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .cr-skip-link {
        transition: none;
    }
}

@media (forced-colors: active) {
    .cr-panel,
    .cr-rail,
    .cr-minimap-wrap,
    .cr-canvas-wrap,
    .cr-result-card,
    .cr-chip,
    .cr-primary,
    .cr-secondary,
    .cr-back,
    .cr-rank-row,
    .cr-result-row {
        border: 1px solid CanvasText;
        background: Canvas;
        color: CanvasText;
        box-shadow: none;
    }

    .cr-primary,
    .cr-chip.is-active {
        border: 2px solid CanvasText;
    }

    .cr-result {
        background: Canvas;
    }
}