:root {
    --bg: #f6f7fb;
    --panel: #ffffff;
    --panel-strong: #f3f4f6;
    --text: #1f2937;
    --muted: #6b7280;
    --accent: #5b7cfa;
    --accent-2: #8ad3c6;
    --danger: #f59e0b;
    --border: #e5e7eb;
    --border-strong: #d1d5db;
    --shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
}

.app {
    max-width: 980px;
    margin: 0 auto;
    padding: 16px 14px 24px;
    min-height: 100dvh;
    box-sizing: border-box;
}

.app-header {
    margin-top: 8px;
}

.title {
    margin: 0;
    font-size: 28px;
    letter-spacing: 0.5px;
}

.rule-bar {
    margin-top: 10px;
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.rule-summary {
    padding: 10px 12px;
    border-radius: 12px;
    background: var(--panel);
    border: 1px solid var(--border);
    color: var(--muted);
    flex: 1;
    min-width: 220px;
}

.chip-btn {
    border: 1px solid var(--border);
    background: var(--panel);
    color: var(--text);
    border-radius: 999px;
    padding: 10px 14px;
    font-size: 14px;
    box-shadow: var(--shadow);
}

.start-btn {
    border-color: #34d399;
    background: #e7f8f3;
    font-weight: 800;
}

.start-btn.hidden {
    display: none;
}

.chip-btn.active {
    border-color: var(--accent);
    background: #e9efff;
}

.chip-btn:disabled {
    opacity: 0.5;
}

.starter-select {
    border: 1px solid var(--border);
    background: var(--panel-strong);
    color: var(--text);
    border-radius: 14px;
    padding: 10px 14px;
    font-size: 14px;
    min-width: 140px;
    appearance: none;
    box-shadow: var(--shadow);
}

.starter-select:disabled {
    opacity: 0.5;
}

.app-main {
    margin-top: 14px;
    display: grid;
    gap: 14px;
}

.status-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(0, 2fr);
    gap: 10px;
    align-items: stretch;
}

.status-item {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 12px;
    box-shadow: var(--shadow);
}

.status-label {
    color: var(--muted);
    font-size: 12px;
}

.status-value {
    margin-top: 6px;
    font-size: 22px;
    font-weight: 700;
}

.status-value--turn {
    display: flex;
    align-items: center;
    gap: 8px;
}

.turn-avatar {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.turn-avatar--player {
    background: #fff7ed;
    border: 1px solid #fcd34d;
}

.turn-avatar--monster {
    background: #eff6ff;
    border: 1px solid #93c5fd;
}

.turn-avatar--neutral {
    background: #f3f4f6;
    border: 1px solid var(--border-strong);
}

.track {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.track-grid {
    display: grid;
    grid-template-columns: repeat(10, minmax(0, 1fr));
    gap: 8px;
}

.cell {
    position: relative;
    border-radius: 12px;
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--muted);
    user-select: none;
    cursor: default;
    pointer-events: none;
}

.cell.current {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(91, 124, 250, 0.18);
    color: var(--text);
}

.cell.player-foot {
    background: #e0f2fe;
    border-color: #7dd3fc;
}

.cell.ai-foot {
    background: #ecfdf5;
    border-color: #6ee7b7;
}

.cell.player-foot::after,
.cell.ai-foot::after {
    position: absolute;
    bottom: 6px;
    right: 6px;
    font-size: 12px;
}

.cell.player-foot::after {
    content: "🙂";
}

.cell.ai-foot::after {
    content: "👾";
}

.cell.marked {
    border-color: var(--border-strong);
    background: #eef2ff;
}

.cell .badge {
    position: absolute;
    top: 6px;
    right: 6px;
    font-size: 11px;
    color: #1e3a8a;
    background: #dbeafe;
    border-radius: 999px;
    padding: 2px 6px;
}

.controls {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 12px;
    display: grid;
    gap: 10px;
    box-shadow: var(--shadow);
}

.move-buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.move-btn {
    border: none;
    border-radius: 14px;
    padding: 14px 10px;
    font-size: 18px;
    font-weight: 800;
    color: #ffffff;
    background: linear-gradient(180deg, #5b7cfa, #6d8bff);
    box-shadow: var(--shadow);
}

.move-btn:disabled {
    opacity: 0.55;
}

.meta-buttons {
    display: flex;
    gap: 10px;
}

.secondary-btn {
    flex: 1;
    padding: 12px 10px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--panel-strong);
    color: var(--text);
    font-weight: 700;
}

.hint {
    background: #eef2ff;
    border: 1px solid #c7d2fe;
    border-radius: 16px;
    padding: 12px;
    min-height: 44px;
    display: flex;
    align-items: center;
    transition: opacity 0.15s ease;
}

.hint--inline {
    box-shadow: var(--shadow);
}

.hint.is-hidden {
    opacity: 0;
    visibility: hidden;
}

.hint-text {
    color: #374151;
    line-height: 1.5;
}

.modal.hidden {
    display: none;
}

.modal {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(12px + env(safe-area-inset-top)) 12px 12px;
    z-index: 50;
}

.modal-card {
    width: min(720px, 100%);
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 14px;
    max-height: calc(100dvh - 60px);
    overflow: auto;
    box-shadow: var(--shadow);
}

.modal-title {
    font-size: 18px;
    font-weight: 800;
}

.review-stepper {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.step-btn {
    width: 36px;
    height: 36px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--panel-strong);
    color: var(--text);
    font-weight: 800;
}

.step-btn.active {
    background: #e9efff;
    border-color: var(--accent);
}

.review-body {
    margin-top: 12px;
    display: grid;
    gap: 10px;
}

.review-question {
    font-size: 16px;
    font-weight: 800;
}

.review-subtitle {
    color: var(--text);
    font-weight: 800;
}

.review-note {
    margin-top: 8px;
    color: var(--muted);
}

.review-panel.hidden {
    display: none;
}

.mini-track-grid {
    margin-top: 10px;
    display: grid;
    grid-template-columns: repeat(10, minmax(0, 1fr));
    gap: 6px;
}

.mini-cell {
    position: relative;
    border-radius: 10px;
    background: #f9fafb;
    border: 1px solid var(--border);
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: var(--text);
    user-select: none;
    font-size: 12px;
}

.mini-cell.marked {
    border-color: var(--border-strong);
    background: #eef2ff;
}

.mini-cell .badge {
    position: absolute;
    top: 4px;
    right: 4px;
    font-size: 10px;
    color: #1e3a8a;
    background: #dbeafe;
    border-radius: 999px;
    padding: 1px 5px;
}

.timeline {
    display: grid;
    gap: 8px;
    margin-top: 10px;
}

#timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.timeline-btn {
    text-align: left;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--panel-strong);
    color: var(--text);
    padding: 10px 12px;
    font-weight: 700;
}

.timeline-btn.active {
    border-color: var(--accent);
    background: #e9efff;
}

.timeline-item {
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--panel-strong);
    color: var(--text);
    padding: 10px 12px;
    font-weight: 700;
}

.mark-list {
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.mark-chip {
    padding: 8px 10px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: #e9efff;
    color: #1e3a8a;
    font-weight: 800;
}

.modal-actions {
    margin-top: 12px;
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.text-btn {
    border: none;
    background: transparent;
    color: var(--muted);
    padding: 10px 12px;
    font-weight: 800;
}

.review-reset-btn {
    margin-top: 4px;
}

.primary-btn {
    border: none;
    border-radius: 14px;
    padding: 12px 14px;
    background: linear-gradient(180deg, #22c55e, #34d399);
    color: #ffffff;
    font-weight: 900;
    box-shadow: var(--shadow);
}

.rule-hint {
    margin-top: 10px;
    color: var(--muted);
}

.preset-list {
    margin-top: 12px;
    display: grid;
    gap: 10px;
}

.preset-btn {
    text-align: left;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--panel-strong);
    color: var(--text);
    padding: 12px;
    font-weight: 800;
}

.preset-btn.active {
    border-color: #34d399;
    background: #dcfce7;
}

.custom-config {
    margin-top: 12px;
    padding: 12px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--panel-strong);
    display: grid;
    gap: 12px;
}

.custom-config.hidden {
    display: none;
}

.custom-row {
    display: grid;
    gap: 8px;
}

.custom-label {
    font-weight: 800;
    color: var(--text);
}

.custom-range {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px;
    align-items: center;
}

.custom-slider {
    width: 100%;
}

.custom-value {
    min-width: 36px;
    text-align: right;
    font-weight: 800;
    color: var(--text);
}

.custom-hint {
    color: var(--muted);
    font-size: 12px;
}

.custom-segment {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}


.custom-segment--two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.segment-btn {
    border-radius: 12px;
    border: 1px solid var(--border);
    background: #ffffff;
    padding: 10px;
    font-weight: 800;
    color: var(--text);
}

.segment-btn.active {
    border-color: var(--accent);
    background: #e9efff;
}

.custom-error {
    color: #b91c1c;
    font-weight: 700;
}

.custom-error.is-hidden {
    display: none;
}

.rule-actions {
    margin-top: 14px;
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

@media (max-width: 420px) {
    .title {
        font-size: 24px;
    }

    .track-grid {
        grid-template-columns: repeat(8, minmax(0, 1fr));
    }

    .mini-track-grid {
        grid-template-columns: repeat(8, minmax(0, 1fr));
    }

    .cell {
        height: 40px;
        border-radius: 10px;
        font-size: 13px;
    }

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