/* ═══════════════════════════════════════════════════════════
   CHESS TRAINER — V1 Styles
   Dark premium aesthetic with warm accents
   ═══════════════════════════════════════════════════════════ */

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

:root {
    --ct-bg: #0f1117;
    --ct-surface: #1a1d27;
    --ct-surface-2: #232734;
    --ct-surface-3: #2d3142;
    --ct-border: #363b4e;
    --ct-text: #e8e6e3;
    --ct-text-dim: #8b8fa3;
    --ct-text-muted: #5a5e72;
    --ct-accent: #e8a838;
    --ct-accent-glow: rgba(232, 168, 56, 0.15);
    --ct-success: #4ade80;
    --ct-success-bg: rgba(74, 222, 128, 0.1);
    --ct-error: #f87171;
    --ct-error-bg: rgba(248, 113, 113, 0.1);
    --ct-blue: #60a5fa;
    --ct-purple: #a78bfa;
    --ct-font: 'DM Sans', -apple-system, sans-serif;
    --ct-mono: 'Space Mono', monospace;
    --ct-radius: 12px;
    --ct-radius-sm: 8px;
    --ct-shadow: 0 4px 24px rgba(0,0,0,0.3);
    --ct-transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─── Reset & Base ──────────────────────────────────────── */
.ct-app {
    font-family: var(--ct-font);
    color: var(--ct-text);
    background: var(--ct-bg);
    min-height: 80vh;
    padding: 0;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.ct-app *, .ct-app *::before, .ct-app *::after {
    box-sizing: border-box;
}

.ct-app a { color: var(--ct-accent); text-decoration: none; color: #000;}
.ct-app a:hover { text-decoration: underline; }

/* ─── Header ────────────────────────────────────────────── */
.ct-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    background: var(--ct-surface);
    border-bottom: 1px solid var(--ct-border);
    flex-wrap: wrap;
}

.ct-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.1em;
    white-space: nowrap;
}

.ct-logo-icon {
    font-size: 1.6em;
    filter: drop-shadow(0 0 8px var(--ct-accent-glow));
}

.ct-logo-text {
    font-family: var(--ct-mono);
    letter-spacing: -0.5px;
}

.ct-nav {
    display: flex;
    gap: 4px;
    flex: 1;
    justify-content: center;
}

.ct-nav-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--ct-radius-sm);
    color: var(--ct-text-dim);
    cursor: pointer;
    font-family: var(--ct-font);
    font-size: 0.9em;
    font-weight: 500;
    transition: var(--ct-transition);
    text-decoration: none;
}

.ct-nav-btn:hover, .ct-nav-btn.active {
    color: var(--ct-text);
    background: var(--ct-surface-2);
    border-color: var(--ct-border);
    text-decoration: none;
}

.ct-nav-btn.active {
    color: var(--ct-accent);
    border-color: var(--ct-accent);
    background: var(--ct-accent-glow);
}

.ct-header-stats {
    display: flex;
    gap: 8px;
    margin-left: auto;
    flex-wrap: wrap;
}

.ct-stat-pill {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    background: var(--ct-surface-2);
    border: 1px solid var(--ct-border);
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
    white-space: nowrap;
}

.ct-stat-value { color: var(--ct-accent); }
.ct-streak .ct-stat-value { color: var(--ct-error); }

/* ─── Modes ─────────────────────────────────────────────── */
.ct-mode { display: none; padding: 24px; }
.ct-mode-active { display: block; }

/* ─── Difficulty Bar ────────────────────────────────────── */
.ct-difficulty-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.ct-diff-label {
    font-weight: 600;
    font-size: 0.9em;
    color: var(--ct-text-dim);
}

.ct-diff-buttons { display: flex; gap: 6px; flex-wrap: wrap; }

.ct-diff-btn {
    padding: 6px 16px;
    background: var(--ct-surface-2);
    border: 1px solid var(--ct-border);
    border-radius: 20px;
    color: var(--ct-text-dim);
    cursor: pointer;
    font-family: var(--ct-font);
    font-size: 0.85em;
    font-weight: 500;
    transition: var(--ct-transition);
}

.ct-diff-btn:hover { border-color: var(--ct-text-dim); color: var(--ct-text); }
.ct-diff-btn.active {
    background: var(--ct-accent);
    border-color: var(--ct-accent);
    color: var(--ct-bg);
    font-weight: 700;
}

/* ─── Game Area Layout ──────────────────────────────────── */
.ct-game-area {
    display: grid;
    grid-template-columns: minmax(300px, 520px) 1fr;
    gap: 24px;
    align-items: start;
}

/* ─── Board container — sized by JS, never overflows screen ─ */
.ct-board-wrapper {
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius);
    padding: 16px;
    box-shadow: var(--ct-shadow);
    width: 100%;
    box-sizing: border-box;
}

.ct-board {
    /* JS sets an explicit pixel width; this ensures no overflow */
    display: block;
    position: relative;
    margin: 0 auto;
}

/* ─── Chessboard.js overrides ───────────────────────────── */
/* .board-b72b1 is the class chessboard.js adds to the board div */
.ct-app .board-b72b1 {
    border: 2px solid var(--ct-border) !important;
    border-radius: 4px !important;
    border: 0px solid var(--ct-border) !important; /* car si je metss 2px ca fait bug le tableau de bord */
}

.ct-app .square-55d63 { /* light squares */
    background-color: #b7c0d8 !important;
}

.ct-app .square-55d63.black-3c85d { /* dark squares */
    background-color: #5c6a94 !important;
}

/* ─── Piece image protection ────────────────────────────── */
/* Empêche le thème WP de casser les images de pièces gérées par chessboard.js */
#ct-board img.piece-417db,
#ct-play-board img.piece-417db {
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
    box-shadow: none !important;
    float: none !important;
    max-width: none !important;
    border-radius: 0 !important;
    background: none !important;
    display: inline !important;
}

/* ─── Puzzle direction hint (shown before first move) ───── */
.ct-puzzle-direction {
    padding: 8px 12px;
    margin-bottom: 10px;
    background: linear-gradient(135deg, rgba(96,165,250,0.08), rgba(167,139,250,0.08));
    border: 1px solid rgba(96,165,250,0.25);
    border-left: 3px solid var(--ct-blue);
    border-radius: var(--ct-radius-sm);
    font-size: 0.85em;
    font-weight: 500;
    color: var(--ct-text);
    line-height: 1.4;
}

/* ─── Retry feedback (wrong move notification) ─────────── */
.ct-retry-msg {
    margin-top: 10px;
    padding: 8px 14px;
    background: var(--ct-error-bg);
    border: 1px solid var(--ct-error);
    border-radius: var(--ct-radius-sm);
    color: var(--ct-error);
    font-size: 0.85em;
    font-weight: 500;
    text-align: center;
}

/* ─── Result explanation panel ──────────────────────────── */
.ct-result-explanation {
    margin: 12px 0;
    text-align: left;
}

.ct-explain-section + .ct-explain-section {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--ct-border);
}

.ct-explain-label {
    font-size: 0.72em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--ct-text-muted);
    margin-bottom: 6px;
}

.ct-explain-theme {
    display: inline-block;
    padding: 2px 10px;
    background: var(--ct-accent-glow);
    border: 1px solid var(--ct-accent);
    border-radius: 12px;
    color: var(--ct-accent);
    font-size: 0.8em;
    font-weight: 600;
    margin-bottom: 6px;
}

.ct-explain-text {
    font-size: 0.85em;
    color: var(--ct-text-dim);
    line-height: 1.55;
}

.ct-explain-move {
    font-family: var(--ct-mono);
    font-size: 1.1em;
    font-weight: 700;
    color: var(--ct-text);
    margin-bottom: 4px;
}

.ct-breakdown {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.ct-breakdown-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82em;
    padding: 3px 0;
    color: var(--ct-text-dim);
}

.ct-breakdown-bonus  { color: var(--ct-success); }
.ct-breakdown-malus  { color: var(--ct-error); }
.ct-breakdown-neutral { color: var(--ct-text-dim); }

.ct-breakdown-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9em;
    font-weight: 700;
    color: var(--ct-accent);
    padding-top: 6px;
    margin-top: 4px;
    border-top: 1px solid var(--ct-border);
}

/* Highlight */
.ct-app .highlight-square {
    box-shadow: inset 0 0 0 3px var(--ct-accent) !important;
    background-color: rgba(232, 168, 56, 0.3) !important;
}

.ct-app .square-hint {
    background: radial-gradient(circle, rgba(232, 168, 56, 0.5) 25%, transparent 25%) !important;
}

.ct-app .square-correct {
    background-color: rgba(74, 222, 128, 0.4) !important;
    box-shadow: inset 0 0 0 3px var(--ct-success) !important;
}

.ct-app .square-wrong {
    background-color: rgba(248, 113, 113, 0.4) !important;
    box-shadow: inset 0 0 0 3px var(--ct-error) !important;
}

.ct-puzzle-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 0.9em;
}

.ct-puzzle-rating {
    font-family: var(--ct-mono);
    font-weight: 700;
    color: var(--ct-accent);
    background: var(--ct-accent-glow);
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.9em;
}

.ct-puzzle-theme {
    color: var(--ct-text-dim);
    font-size: 0.85em;
}

.ct-puzzle-status {
    margin-left: auto;
    font-weight: 600;
    color: var(--ct-text);
}

.ct-board-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
}

.ct-timer {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--ct-mono);
    font-size: 1.1em;
    color: var(--ct-text-dim);
}

/* ─── Buttons ───────────────────────────────────────────── */
.ct-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--ct-surface-2);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius-sm);
    color: var(--ct-text);
    cursor: pointer;
    font-family: var(--ct-font);
    font-size: 0.9em;
    font-weight: 500;
    transition: var(--ct-transition);
}

.ct-btn:hover { background: var(--ct-surface-3); border-color: var(--ct-text-dim); }
.ct-btn-sm { padding: 6px 12px; font-size: 0.85em; }
.ct-btn-lg { padding: 14px 28px; font-size: 1.05em; }

.ct-btn-primary {
    background: var(--ct-accent);
    border-color: var(--ct-accent);
    color: var(--ct-bg);
    font-weight: 700;
}
.ct-btn-primary:hover {
    background: #d4972f;
    border-color: #d4972f;
}

.ct-btn-danger { color: var(--ct-error); }
.ct-btn-danger:hover { background: var(--ct-error-bg); border-color: var(--ct-error); }

/* ─── Side Panel ────────────────────────────────────────── */
.ct-side-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.ct-panel-title {
    font-size: 0.85em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--ct-text-dim);
    margin: 0 0 12px;
}

/* ─── Hints ─────────────────────────────────────────────── */
.ct-hints-panel {
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius);
    padding: 16px;
}

.ct-hints-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.ct-hint-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 12px 8px;
    background: var(--ct-surface-2);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius-sm);
    color: var(--ct-text);
    cursor: pointer;
    font-family: var(--ct-font);
    transition: var(--ct-transition);
}

.ct-hint-btn:hover {
    border-color: var(--ct-accent);
    background: var(--ct-accent-glow);
}

.ct-hint-btn.used {
    opacity: 0.4;
    pointer-events: none;
}

.ct-hint-icon { font-size: 1.4em; }
.ct-hint-label { font-size: 0.75em; font-weight: 600; }
.ct-hint-cost { font-size: 0.7em; color: var(--ct-error); font-weight: 600; }

.ct-hint-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: linear-gradient(135deg, var(--ct-surface-3), var(--ct-surface-2));
    border: 1px solid var(--ct-accent);
    border-radius: var(--ct-radius-sm);
    margin-top: 12px;
    animation: ct-reveal 0.4s ease-out;
}

.ct-hint-card-icon { font-size: 1.6em; }
.ct-hint-card-text { font-weight: 600; font-size: 1em; color: var(--ct-accent); }

@keyframes ct-reveal {
    from { opacity: 0; transform: translateY(-8px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ─── Result Panel ──────────────────────────────────────── */
.ct-result-card {
    text-align: center;
    padding: 24px;
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius);
    animation: ct-reveal 0.4s ease-out;
}

.ct-result-card.correct {
    border-color: var(--ct-success);
    background: linear-gradient(135deg, var(--ct-success-bg), var(--ct-surface));
}

.ct-result-card.wrong {
    border-color: var(--ct-error);
    background: linear-gradient(135deg, var(--ct-error-bg), var(--ct-surface));
}

.ct-result-icon { font-size: 2.5em; margin-bottom: 8px; }
.ct-result-title { font-size: 1.3em; font-weight: 700; margin-bottom: 4px; }
.ct-result-points {
    font-family: var(--ct-mono);
    font-size: 1.1em;
    color: var(--ct-accent);
    margin-bottom: 12px;
}
.ct-result-details {
    font-size: 0.85em;
    color: var(--ct-text-dim);
    margin-bottom: 16px;
}

/* ─── Progress ──────────────────────────────────────────── */
.ct-progress-panel {
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius);
    padding: 16px;
}

.ct-progress-bar-wrap {
    height: 8px;
    background: var(--ct-surface-3);
    border-radius: 4px;
    overflow: hidden;
}

.ct-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--ct-accent), #f0c060);
    border-radius: 4px;
    transition: width 0.5s ease;
}

.ct-progress-text {
    font-size: 0.8em;
    color: var(--ct-text-dim);
    margin-top: 6px;
    text-align: center;
}

/* ─── Session Stats ─────────────────────────────────────── */
.ct-session-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.ct-session-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 12px;
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius-sm);
}

.ct-session-label { font-size: 0.7em; color: var(--ct-text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.ct-session-value { font-family: var(--ct-mono); font-size: 1.3em; font-weight: 700; color: var(--ct-accent); }
.ct-session-sub { font-size: 0.75em; color: var(--ct-text-dim); }

/* ─── Play Mode ─────────────────────────────────────────── */
.ct-play-setup {
    max-width: 500px;
    margin: 40px auto;
    text-align: center;
}

.ct-play-title {
    font-family: var(--ct-mono);
    font-size: 1.5em;
    margin-bottom: 32px;
}

.ct-play-options {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.ct-play-option-group {
    text-align: left;
}

.ct-play-option-group label {
    display: block;
    font-weight: 600;
    font-size: 0.9em;
    margin-bottom: 10px;
    color: var(--ct-text-dim);
}

.ct-color-picker, .ct-aid-toggle {
    display: flex;
    gap: 8px;
}

.ct-color-btn, .ct-aid-btn {
    flex: 1;
    padding: 10px;
    background: var(--ct-surface-2);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius-sm);
    color: var(--ct-text);
    cursor: pointer;
    font-family: var(--ct-font);
    font-weight: 500;
    transition: var(--ct-transition);
}

.ct-color-btn:hover, .ct-aid-btn:hover { border-color: var(--ct-text-dim); }
.ct-color-btn.active, .ct-aid-btn.active {
    border-color: var(--ct-accent);
    background: var(--ct-accent-glow);
    color: var(--ct-accent);
}

.ct-level-slider {
    padding: 0 4px;
}

.ct-level-slider input[type="range"] {
    width: 100%;
    appearance: none;
    height: 6px;
    background: var(--ct-surface-3);
    border-radius: 3px;
    outline: none;
}

.ct-level-slider input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--ct-accent);
    border-radius: 50%;
    cursor: pointer;
}

.ct-level-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.75em;
    color: var(--ct-text-muted);
    margin-top: 4px;
}

/* ─── Eval Panel ────────────────────────────────────────── */
.ct-eval-panel {
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius);
    padding: 16px;
}

.ct-eval-bar-wrap {
    width: 24px;
    height: 200px;
    background: var(--ct-surface-3);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    margin: 0 auto 12px;
}

.ct-eval-bar {
    position: absolute;
    bottom: 0;
    width: 100%;
    background: linear-gradient(to top, #fff, #ddd);
    transition: height 0.5s ease;
}

.ct-eval-score {
    text-align: center;
    font-family: var(--ct-mono);
    font-size: 1.2em;
    font-weight: 700;
    margin-bottom: 12px;
}

.ct-best-moves {
    font-size: 0.85em;
    color: var(--ct-text-dim);
}

.ct-move-explanation {
    margin-top: 12px;
    padding: 12px;
    background: var(--ct-surface-2);
    border-radius: var(--ct-radius-sm);
    font-size: 0.85em;
    line-height: 1.6;
    display: none;
}

.ct-move-explanation.visible { display: block; }

/* ─── Moves List ────────────────────────────────────────── */
.ct-moves-panel {
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius);
    padding: 16px;
    max-height: 300px;
    overflow-y: auto;
}

.ct-moves-list {
    font-family: var(--ct-mono);
    font-size: 0.85em;
    display: grid;
    grid-template-columns: 30px 1fr 1fr;
    gap: 2px 8px;
}

.ct-move-num { color: var(--ct-text-muted); }
.ct-move-white, .ct-move-black {
    padding: 2px 6px;
    border-radius: 4px;
    cursor: default;
}
.ct-move-white:hover, .ct-move-black:hover { background: var(--ct-surface-3); }

/* ─── Login Banner ──────────────────────────────────────── */
.ct-login-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 12px 24px;
    background: var(--ct-surface);
    border-top: 1px solid var(--ct-accent);
    z-index: 100;
    font-size: 0.9em;
}

/* ─── Profile Page ──────────────────────────────────────── */
.ct-profile-page { padding: 32px 24px; max-width: 900px; margin: 0 auto; }

.ct-profile-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.ct-profile-avatar img {
    border-radius: 50%;
    border: 3px solid var(--ct-accent);
}

.ct-profile-name {
    font-family: var(--ct-mono);
    font-size: 1.6em;
    margin: 0 0 8px;
}

.ct-profile-badges { display: flex; gap: 8px; flex-wrap: wrap; }

.ct-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 600;
}

.ct-badge-level { background: var(--ct-accent-glow); color: var(--ct-accent); border: 1px solid var(--ct-accent); }
.ct-badge-rating { background: var(--ct-surface-2); color: var(--ct-text); border: 1px solid var(--ct-border); }
.ct-badge-streak { background: var(--ct-error-bg); color: var(--ct-error); border: 1px solid var(--ct-error); }
.ct-badge-century { background: rgba(96, 165, 250, 0.1); color: var(--ct-blue); border: 1px solid var(--ct-blue); }

.ct-profile-xp { margin-bottom: 32px; }
.ct-profile-xp-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.8em;
    color: var(--ct-text-dim);
    margin-bottom: 6px;
}
.ct-profile-bar { height: 12px; border-radius: 6px; }
.ct-profile-bar .ct-progress-bar { border-radius: 6px; }

.ct-profile-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 12px;
    margin-bottom: 32px;
}

.ct-profile-stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 16px;
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius);
}

.ct-profile-stat-value {
    font-family: var(--ct-mono);
    font-size: 1.5em;
    font-weight: 700;
    color: var(--ct-accent);
}

.ct-profile-stat-label {
    font-size: 0.8em;
    color: var(--ct-text-dim);
    margin-top: 4px;
}

.ct-section-title {
    font-size: 1.1em;
    font-weight: 700;
    margin-bottom: 16px;
}

.ct-activity-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.ct-activity-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius-sm);
    font-size: 0.85em;
}

.ct-activity-item.ct-solved { border-left: 3px solid var(--ct-success); }
.ct-activity-item.ct-failed { border-left: 3px solid var(--ct-error); }
.ct-activity-date { margin-left: auto; color: var(--ct-text-muted); font-size: 0.85em; }
.ct-activity-points { font-weight: 600; color: var(--ct-accent); }

/* ─── Leaderboard ───────────────────────────────────────── */
.ct-leaderboard-page { padding: 32px 24px; max-width: 900px; margin: 0 auto; }

.ct-lb-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.ct-lb-header h1 { font-family: var(--ct-mono); margin: 0; }

.ct-lb-your-rank {
    text-align: center;
    padding: 12px;
    background: var(--ct-accent-glow);
    border: 1px solid var(--ct-accent);
    border-radius: var(--ct-radius-sm);
    margin-bottom: 24px;
    font-size: 1em;
}

.ct-lb-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 4px;
}

.ct-lb-table th {
    text-align: left;
    padding: 8px 12px;
    font-size: 0.75em;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--ct-text-muted);
    border-bottom: 1px solid var(--ct-border);
}

.ct-lb-table td {
    padding: 12px;
    background: var(--ct-surface);
    font-size: 0.9em;
}

.ct-lb-table tr td:first-child { border-radius: var(--ct-radius-sm) 0 0 var(--ct-radius-sm); }
.ct-lb-table tr td:last-child { border-radius: 0 var(--ct-radius-sm) var(--ct-radius-sm) 0; }

.ct-lb-you td { background: var(--ct-accent-glow); }

.ct-lb-player {
    display: flex;
    align-items: center;
    gap: 10px;
}

.ct-lb-player img { border-radius: 50%; }

.ct-lb-you-badge {
    padding: 2px 8px;
    background: var(--ct-accent);
    color: var(--ct-bg);
    border-radius: 10px;
    font-size: 0.7em;
    font-weight: 700;
}

.ct-lb-rank { width: 50px; text-align: center; font-size: 1.2em; }

.ct-empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--ct-text-dim);
}

.ct-empty-state h2 { color: var(--ct-text); margin-bottom: 8px; }

/* ─── Play info ─────────────────────────────────────────── */
.ct-play-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    font-weight: 600;
}

.ct-eval-badge {
    font-family: var(--ct-mono);
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.85em;
    background: var(--ct-surface-2);
    border: 1px solid var(--ct-border);
}

/* ─── Responsive ────────────────────────────────────────── */
@media (max-width: 768px) {
    .ct-header {
        padding: 12px 16px;
        flex-direction: column;
        align-items: stretch;
    }

    .ct-header-left { text-align: center; }

    .ct-nav {
        justify-content: center;
        overflow-x: auto;
        scrollbar-width: none;
    }

    .ct-nav-btn span:not(.ct-nav-icon) { display: none; }

    .ct-header-stats {
        justify-content: center;
        margin-left: 0;
    }

    .ct-game-area {
        grid-template-columns: 1fr;
    }

    .ct-mode { padding: 16px; }

    .ct-difficulty-bar { justify-content: center; }

    .ct-session-stats {
        grid-template-columns: repeat(3, 1fr);
    }

    .ct-profile-header { justify-content: center; text-align: center; }
    .ct-profile-badges { justify-content: center; }

    .ct-activity-item { flex-wrap: wrap; gap: 8px; }

    .ct-lb-hide-mobile { display: none; }

    .ct-login-banner {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .ct-diff-buttons { flex-wrap: wrap; justify-content: center; }
    .ct-diff-btn { font-size: 0.8em; padding: 5px 12px; }
    .ct-hints-grid { grid-template-columns: 1fr; }
}