@import url(https://fonts.googleapis.com/css2?family=Chivo+Mono:wght@400;600;800&family=Roboto+Mono&display=swap);

:root {
    /* Legacy variables — preserved for compatibility */
    --bg: #ffffff;
    --btn-bg: #ffffff;
    --body-text: #111111;
    --heading-sub-text: #888888;
    --back-button-text: #111111;
    --btn-border: #c8c8c8;
    --btn-top-border: #c8c8c8;
    --game-btn-text: #111111;
    --board-bg: #f0f0f0;
    --button-1-bg: #ffffff;
    --button-2-bg: #ffffff;
    --button-3-bg: #ffffff;
    --button-4-bg: #ffffff;
    --accent: #f97316;
    --glow: rgba(0, 0, 0, 0);

    /* Design tokens */
    --surface-0: #ffffff;
    --surface-1: #f7f7f7;
    --surface-2: #f0f0f0;
    --surface-3: #e0e0e0;
    --border-subtle: #e4e4e4;
    --border-default: #c8c8c8;
    --text-primary: #111111;
    --text-secondary: #666666;
    --text-tertiary: #999999;
    --text-on-accent: #ffffff;
    --accent-hover: #ea6c0a;
    --accent-subtle: rgba(249, 115, 22, 0.10);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 999px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 3px 10px rgba(0, 0, 0, 0.10);
    --shadow-btn: 0 2px 0 rgba(0, 0, 0, 0.12);
    --transition-fast: 80ms ease;
    --transition-base: 150ms ease;
    --transition-screen: 260ms cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --bg: #0d0e12;
    --btn-bg: #17191f;
    --body-text: #f0f0f4;
    --heading-sub-text: #7a7d8a;
    --back-button-text: #f0f0f4;
    --btn-border: #2e313c;
    --btn-top-border: #2e313c;
    --game-btn-text: #f0f0f4;
    --board-bg: #13141a;
    --button-1-bg: #17191f;
    --button-2-bg: #17191f;
    --button-3-bg: #17191f;
    --button-4-bg: #17191f;
    --accent: #818cf8;
    --accent-hover: #6366f1;
    --accent-subtle: rgba(129, 140, 248, 0.12);
    --glow: rgba(129, 140, 248, 0.45);
    --text-on-accent: #ffffff;

    --surface-0: #0d0e12;
    --surface-1: #17191f;
    --surface-2: #13141a;
    --surface-3: #1f2128;
    --border-subtle: #252831;
    --border-default: #2e313c;
    --text-primary: #f0f0f4;
    --text-secondary: #7a7d8a;
    --text-tertiary: #4d5060;
    --shadow-sm: none;
    --shadow-md: none;
    --shadow-btn: none;
}

* {
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    font-family: 'Chivo Mono', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Helvetica Neue, Arial, Noto Sans, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol, Noto Color Emoji;
    box-sizing: border-box;
}

body {
    margin: 0;
    background-color: var(--bg);
    color: var(--body-text);
    transition: background-color 0.3s, color 0.3s;
    overflow-x: hidden;
}

/* ── Main menu ──────────────────────────────────────────── */
.levels-inner {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh;
    padding: max(env(safe-area-inset-top), 28px) max(env(safe-area-inset-right), 16px)
             max(env(safe-area-inset-bottom), 24px) max(env(safe-area-inset-left), 16px);
    gap: 28px;
    max-width: 440px;
    margin: 0 auto;
}

.levels-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.levels-header .header {
    height: 56px;
    width: auto;
    object-fit: contain;
}

.levels-header-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.level-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    flex: 1;
    align-content: center;
}

.level-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-end;
    aspect-ratio: 1 / 1;
    padding: 14px;
    border: 2px solid var(--border-default);
    border-radius: var(--radius-md);
    background: var(--surface-1);
    box-shadow: var(--shadow-btn);
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
    transition: background var(--transition-base), border-color var(--transition-base),
                transform var(--transition-fast), box-shadow var(--transition-fast);
}

.level-card:hover {
    background: var(--accent-subtle);
    border-color: var(--accent);
}

.level-card:active {
    background: var(--accent);
    color: var(--text-on-accent);
    border-color: var(--accent);
    transform: scale(0.97);
    box-shadow: none;
}

.level-card:active .level-card-meta {
    color: rgba(255, 255, 255, 0.65);
}

.level-card-label {
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-tertiary);
    margin-bottom: auto;
}

.level-card-title {
    font-size: clamp(2rem, 10vw, 3rem);
    font-weight: 800;
    line-height: 1;
    margin: 8px 0 4px;
}

.level-card-meta {
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.level-card-1 { border-left-color: var(--accent); }
.level-card-2 { border-left-color: #3b82f6; }
.level-card-3 { border-left-color: #8b5cf6; }
.level-card-4 { border-left-color: #10b981; }

/* ── Icon buttons (menu) ────────────────────────────────── */
.icon-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: 2px solid var(--border-default);
    background: var(--surface-1);
    color: var(--text-primary);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 0;
    transition: background var(--transition-base), border-color var(--transition-base);
}

.icon-btn:hover  { background: var(--accent-subtle); border-color: var(--accent); }
.icon-btn:active { background: var(--accent); color: white; border-color: var(--accent); }

/* ── Back button (all screens) ──────────────────────────── */
.back-btn {
    font-family: inherit;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
    background: var(--surface-1);
    border: 1.5px solid var(--border-default);
    border-radius: var(--radius-full);
    padding: 0 10px;
    height: 30px;
    min-width: 30px;
    display: inline-flex;
    align-items: center;
    gap: 2px;
    cursor: pointer;
    flex-shrink: 0;
    position: fixed;
    top: max(env(safe-area-inset-top), 12px);
    left: max(env(safe-area-inset-left), 12px);
    z-index: 100;
    transition: background var(--transition-base), border-color var(--transition-base), color var(--transition-base);
}

.back-btn:hover {
    background: var(--accent-subtle);
    border-color: var(--accent);
    color: var(--accent);
}

.back-btn:active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
    transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

/* ── Game container ─────────────────────────────────────── */
#game-container {
    display: none;
    flex-direction: column;
    height: 100dvh;
}

/* ── Game header (single row) ───────────────────────────── */
.game-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: max(env(safe-area-inset-top), 10px) max(env(safe-area-inset-right), 12px)
             10px max(env(safe-area-inset-left), 12px);
    border-bottom: 1px solid var(--border-subtle);
    background: var(--surface-0);
}


.game-header-center {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1px;
}

.game-mode-label {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--text-tertiary);
}

#streak-counter {
    display: none;
}

.streak-counter {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent);
}

.game-header-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.game-stat-group {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.game-stat-value {
    font-size: 1.4rem;
    font-weight: 800;
    line-height: 1;
    color: var(--text-primary);
}

.timer-value {
    font-size: clamp(1rem, 4vw, 1.4rem);
    font-variant-numeric: tabular-nums;
}

.game-stat-label {
    font-size: 0.58rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--text-tertiary);
}

#stop-btn {
    display: none;
}

.stop-btn {
    font-family: inherit;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    background: none;
    border: 2px solid var(--border-default);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    padding: 5px 9px;
    cursor: pointer;
    flex-shrink: 0;
    transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
}

.stop-btn:active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

/* ── Board wrapper ──────────────────────────────────────── */
#board-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px max(env(safe-area-inset-right), 12px)
             max(env(safe-area-inset-bottom), 16px) max(env(safe-area-inset-left), 12px);
    overflow: hidden;
}

/* ── Board ──────────────────────────────────────────────── */
#board {
    max-width: 600px;
    min-height: 300px;
    width: 100%;
    background: var(--board-bg);
    display: block;
    position: relative;
}

/* ── Game buttons ───────────────────────────────────────── */
.game-button {
    border: 1px solid var(--btn-border);
    border-radius: var(--radius-sm);
    position: absolute;
    padding: 0;
    color: var(--game-btn-text);
    font-size: clamp(0.85rem, 2.5vw, 1.2rem);
    font-weight: 800;
    background-color: var(--btn-bg);
    box-shadow: var(--shadow-btn);
    transition: background-color var(--transition-fast), color var(--transition-fast),
                border-color var(--transition-fast), transform var(--transition-fast);
    user-select: none;
    -webkit-user-select: none;
}

.game-button:hover {
    background-color: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
}

.game-button:active {
    transform: scale(0.95);
    box-shadow: none;
    background-color: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
}

/* ── Budget bar ─────────────────────────────────────────── */
#budget-bar-container {
    display: none;
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
    height: 5px;
    background: var(--border-subtle);
}

#budget-bar {
    height: 100%;
    width: 100%;
    background: linear-gradient(90deg, var(--accent) 0%, #fbbf24 100%);
}

/* ── Theme toggle ───────────────────────────────────────── */
.levels-theme-toggle-wrap {
    display: flex;
    justify-content: center;
    padding-bottom: 8px;
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    border: 2px solid var(--border-default);
    background-color: var(--surface-1);
    color: var(--text-primary);
    font-size: 1.1rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    box-shadow: var(--shadow-sm);
    transition: background var(--transition-base), border-color var(--transition-base);
}

.theme-toggle:hover {
    background: var(--accent-subtle);
    border-color: var(--accent);
}

.theme-toggle:active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* ── Screen transitions ─────────────────────────────────── */
@keyframes screen-slide-in-right {
    from { opacity: 0; transform: translateX(20px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes screen-slide-in-left {
    from { opacity: 0; transform: translateX(-20px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes screen-fade-in {
    from { opacity: 0; transform: scale(0.98); }
    to   { opacity: 1; transform: scale(1); }
}

.screen-enter-forward { animation: screen-slide-in-right var(--transition-screen) forwards; }
.screen-enter-back    { animation: screen-slide-in-left var(--transition-screen) forwards; }
.screen-enter-fade    { animation: screen-fade-in var(--transition-screen) forwards; }

/* ── Game click animations ──────────────────────────────── */
@keyframes bounce-out {
    0%   { transform: scale(1); opacity: 1; }
    40%  { transform: scale(1.15); opacity: 1; }
    100% { transform: scale(0); opacity: 0; }
}

.bounce-out {
    animation: bounce-out 300ms cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    pointer-events: none;
}

@keyframes glow-out {
    0%   { box-shadow: 0 0 0 rgba(255, 152, 0, 0); opacity: 1; }
    40%  { box-shadow: 0 0 18px 4px var(--glow); opacity: 1; }
    100% { box-shadow: 0 0 0 rgba(255, 152, 0, 0); opacity: 0; }
}

.glow-out {
    animation: glow-out 350ms ease-out forwards;
    pointer-events: none;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50%       { transform: scale(1.08); }
}

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

/* ── Results screen ─────────────────────────────────────── */
#results-container {
    display: none;
    min-height: 100vh;
    min-height: 100dvh;
    align-items: center;
    justify-content: center;
}

.results-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    width: 100%;
    max-width: 500px;
    text-align: center;
    padding: max(env(safe-area-inset-top), 32px) max(env(safe-area-inset-right), 20px)
             max(env(safe-area-inset-bottom), 40px) max(env(safe-area-inset-left), 20px);
}

.results-hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.results-title-row {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.results-title {
    font-size: clamp(2rem, 8vw, 3rem);
    font-weight: 800;
    margin: 0;
    color: var(--text-primary);
}

.results-time {
    font-size: clamp(2.5rem, 12vw, 4.5rem);
    font-weight: 800;
    color: var(--accent);
    font-variant-numeric: tabular-nums;
}

.results-bonus {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.results-pb {
    font-size: 0.88rem;
    color: var(--text-secondary);
    text-align: center;
}

.results-pb-badge {
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    color: var(--text-on-accent);
    background: var(--accent);
    border-radius: var(--radius-full);
    padding: 4px 10px;
    animation: badge-pop 350ms cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes badge-pop {
    from { opacity: 0; transform: scale(0.5); }
    to   { opacity: 1; transform: scale(1); }
}

.results-player-name {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-align: center;
}

.results-name-entry {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 100%;
}

.player-name-input {
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    background-color: var(--surface-1);
    border: 2px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    width: 100%;
    outline: none;
    -webkit-appearance: none;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.player-name-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-subtle);
}

.results-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
}

.results-btn-row {
    display: flex;
    gap: 10px;
    width: 100%;
}

.results-btn-primary {
    width: 100%;
    padding: 16px;
    font-family: inherit;
    font-size: 1.05rem;
    font-weight: 800;
    background: var(--accent);
    color: var(--text-on-accent);
    border: 2px solid var(--accent);
    border-radius: var(--radius-md);
    cursor: pointer;
    box-shadow: var(--shadow-btn);
    transition: background var(--transition-base), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.results-btn-primary:hover  { background: var(--accent-hover); }
.results-btn-primary:active { transform: scale(0.98); box-shadow: none; }

.results-btn-secondary {
    flex: 1;
    padding: 13px;
    font-family: inherit;
    font-size: 0.92rem;
    font-weight: 700;
    background: var(--surface-1);
    color: var(--text-primary);
    border: 2px solid var(--border-default);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: border-color var(--transition-base), color var(--transition-base), background var(--transition-base);
}

.results-btn-secondary:hover  { border-color: var(--accent); color: var(--accent); }
.results-btn-secondary:active { background: var(--surface-3); }

/* ── Mode selection ─────────────────────────────────────── */
#modes-container {
    min-height: 100vh;
    min-height: 100dvh;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.modes-inner {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 540px;
    padding: calc(max(env(safe-area-inset-top), 12px) + 42px) max(env(safe-area-inset-right), 16px)
             max(env(safe-area-inset-bottom), 24px) max(env(safe-area-inset-left), 16px);
    box-sizing: border-box;
}

.modes-header {
    display: flex;
    flex-direction: column;
    margin-bottom: 16px;
}


.modes-level-subtitle {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.mode-cards {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mode-card {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 14px;
    width: 100%;
    padding: 14px 16px;
    box-sizing: border-box;
    border: 2px solid var(--border-default);
    border-radius: var(--radius-md);
    background-color: var(--surface-1);
    box-shadow: var(--shadow-sm);
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
    transition: background-color var(--transition-base), color var(--transition-base),
                border-color var(--transition-base), transform var(--transition-fast),
                box-shadow var(--transition-fast);
}

.mode-card:hover {
    background-color: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.mode-card:hover .mode-card-desc,
.mode-card:hover .mode-card-hint {
    color: rgba(255, 255, 255, 0.8);
}

.mode-card:hover .mode-card-chevron {
    transform: translateX(3px);
    color: white;
}

.mode-card:active {
    transform: scale(0.98);
    box-shadow: none;
    background-color: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
}

.mode-card-preferred {
    border-color: var(--accent);
    background-color: var(--accent-subtle);
}

.mode-card-icon {
    font-size: 1.8rem;
    line-height: 1;
    flex-shrink: 0;
}

.mode-card-body {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.mode-card-title {
    font-size: 1rem;
    font-weight: 800;
}

.mode-card-desc {
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--text-secondary);
}

.mode-card-hint {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--accent);
    margin-top: 3px;
}

.mode-card-chevron {
    font-size: 1.3rem;
    color: var(--text-tertiary);
    flex-shrink: 0;
    transition: transform var(--transition-base), color var(--transition-base);
}

/* ── Shared overlay (leaderboard + stats) ────────────────── */
#leaderboard-container,
#stats-container {
    display: none;
    min-height: 100vh;
    min-height: 100dvh;
    align-items: flex-start;
    justify-content: center;
}

.overlay-inner {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 540px;
    padding: calc(max(env(safe-area-inset-top), 12px) + 42px) max(env(safe-area-inset-right), 16px)
             max(env(safe-area-inset-bottom), 40px) max(env(safe-area-inset-left), 16px);
    box-sizing: border-box;
}

.overlay-header {
    display: flex;
    flex-direction: column;
    margin-bottom: 16px;
}

.overlay-title {
    font-size: 1.6rem;
    font-weight: 800;
    margin: 4px 0 0;
    color: var(--text-primary);
}

/* ── Tab rows ────────────────────────────────────────────── */
.tab-row {
    display: flex;
    gap: 6px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.tab-btn {
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    background-color: var(--surface-1);
    border: 2px solid var(--border-default);
    border-radius: var(--radius-full);
    padding: 7px 16px;
    cursor: pointer;
    transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
}

.tab-btn:hover {
    background: var(--accent-subtle);
    border-color: var(--accent);
    color: var(--accent);
}

.tab-active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* ── Leaderboard list ────────────────────────────────────── */
.lb-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 8px;
}

.lb-loading,
.lb-error {
    font-size: 0.95rem;
    color: var(--text-secondary);
    padding: 16px 0;
    text-align: center;
}

.lb-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    background-color: var(--surface-1);
    font-size: 0.9rem;
}

.lb-row-mine {
    border-color: var(--accent);
    border-width: 2px;
    background-color: var(--accent-subtle);
    font-weight: 800;
}

.lb-rank {
    width: 24px;
    text-align: right;
    font-weight: 800;
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.lb-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.lb-time {
    font-weight: 600;
    flex-shrink: 0;
}

.lb-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
    flex-shrink: 0;
}

/* ── Stats screen ────────────────────────────────────────── */
.stats-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.stats-section-title {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-tertiary);
    margin: 0 0 8px;
}

.stats-pb-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 4px;
}

.stats-pb-header {
    font-size: 0.7rem;
    font-weight: 800;
    text-align: center;
    color: var(--text-tertiary);
    padding: 4px 0;
}

.stats-pb-label {
    font-size: 0.7rem;
    font-weight: 800;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    padding: 4px 0;
}

.stats-pb-cell {
    font-size: 0.78rem;
    font-weight: 600;
    text-align: center;
    padding: 8px 4px;
    border: 1px solid var(--border-default);
    border-radius: 4px;
    background-color: var(--surface-1);
    color: var(--text-primary);
}

.stats-summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    background-color: var(--surface-1);
    font-size: 0.9rem;
}

.stats-summary-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.stats-summary-value {
    font-weight: 800;
}

/* ── Media queries ───────────────────────────────────────── */

/* Landscape phone — compress game header */
@media (max-height: 500px) and (orientation: landscape) {
    .game-header { padding-top: 6px; padding-bottom: 6px; }
    .game-mode-label { display: none; }
    .game-stat-value { font-size: 1.1rem; }
    .level-cards { grid-template-columns: 1fr 1fr 1fr 1fr; }
}

/* Tablet+ — center containers */
@media (min-width: 640px) {
    .modes-inner,
    .overlay-inner { margin: 0 auto; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .screen-enter-forward,
    .screen-enter-back,
    .screen-enter-fade,
    .bounce-out,
    .glow-out,
    .pulse,
    .results-pb-badge { animation: none; }
    * { transition-duration: 0ms !important; }
}