/* ── Blackjack Game Styles ──────────────────────────── */

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

.container {
    max-width: 1000px !important;
    overflow: visible !important;
}

#game-wrapper {
    width: 960px;
    height: 640px;
    background:
        linear-gradient(135deg, rgba(46,204,113,0.85), rgba(39,174,96,0.85)),
        url('../assets/table/felt.png?v=9');
    background-size: cover;
    background-position: center;
    background-color: #27ae60;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

/* ── Header ──────────────────────────────────────── */
.bj-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 24px;
    background: rgba(0,0,0,0.15);
    color: #fff;
}
.bj-header h1 {
    font-size: 22px;
    font-weight: 700;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.bj-bankroll {
    font-size: 18px;
    font-weight: 600;
}
.bj-bankroll span { color: #f1c40f; }

.btn-hints {
    background: rgba(255,255,255,0.2);
    border: 1px solid rgba(255,255,255,0.4);
    color: #fff;
    padding: 5px 14px;
    border-radius: 16px;
    cursor: pointer;
    font-size: 13px;
    transition: background 0.2s;
}
.btn-hints:hover { background: rgba(255,255,255,0.35); }
.btn-hints.active { background: #3498db; border-color: #3498db; }

/* ── Table Area ──────────────────────────────────── */
.bj-table {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 24px;
    height: calc(100% - 48px);
    justify-content: space-between;
}

/* ── Card Areas ──────────────────────────────────── */
.hand-area {
    text-align: center;
    min-height: 100px;
    position: relative;
    border-radius: 12px;
    padding: 4px 12px 8px;
    width: 100%;
}
.hand-label {
    font-size: 13px;
    font-weight: 600;
    color: rgba(255,255,255,0.85);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.hand-value {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
    margin-bottom: 4px;
}
.cards-row {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: nowrap;
    min-height: 96px;
    align-items: flex-end;
}

/* ── Cards ────────────────────────────────────────── */
.card {
    width: 68px;
    height: 96px;
    border-radius: 8px;
    position: relative;
    perspective: 600px;
    flex-shrink: 0;
}
.card-inner {
    width: 100%;
    height: 100%;
    border-radius: 8px;
    transform-style: preserve-3d;
    position: relative;
}
.card-face, .card-back {
    width: 100%;
    height: 100%;
    border-radius: 8px;
    position: absolute;
    top: 0; left: 0;
    backface-visibility: hidden;
}
.card-face {
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}
.card-rank {
    font-size: 22px;
    line-height: 1;
}
.card-suit {
    font-size: 24px;
    line-height: 1;
}
.card-corner {
    position: absolute;
    font-size: 10px;
    line-height: 1.1;
    text-align: center;
}
.card-corner.top { top: 4px; left: 5px; }
.card-corner.bottom { bottom: 4px; right: 5px; transform: rotate(180deg); }

.card-face.red { color: #e74c3c; }
.card-face.black { color: #2c3e50; }

.card-back {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}
.card-back::after {
    content: '\2660';
    font-size: 28px;
    color: rgba(255,255,255,0.3);
}

/* ── Split Hands ──────────────────────────────────── */
.split-hands {
    display: flex;
    gap: 16px;
    justify-content: center;
    width: 100%;
}
.split-hand {
    border: 2px solid transparent;
    border-radius: 10px;
    padding: 4px 8px;
    transition: border-color 0.2s;
}
.split-hand.active-hand {
    border-color: #f1c40f;
    background: rgba(241,196,15,0.1);
}

/* ── Action Buttons ──────────────────────────────── */
.action-bar {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 6;
}
.btn-action {
    padding: 8px 22px;
    border: none;
    border-radius: 20px;
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: transform 0.15s, box-shadow 0.15s;
    box-shadow: 0 3px 8px rgba(0,0,0,0.2);
}
.btn-action:hover { transform: translateY(-2px); box-shadow: 0 5px 12px rgba(0,0,0,0.3); }
.btn-action:active { transform: translateY(0); }
.btn-action:disabled { opacity: 0.4; cursor: default; transform: none; box-shadow: none; }

.btn-hit       { background: linear-gradient(135deg, #3498db, #2980b9); }
.btn-stand     { background: linear-gradient(135deg, #f39c12, #e67e22); }
.btn-double    { background: linear-gradient(135deg, #2ecc71, #27ae60); }
.btn-split     { background: linear-gradient(135deg, #9b59b6, #8e44ad); }
.btn-insurance { background: linear-gradient(135deg, #1abc9c, #16a085); }
.btn-surrender { background: linear-gradient(135deg, #95a5a6, #7f8c8d); }

/* ── Hint Panel ──────────────────────────────────── */
.hint-panel {
    background: #ebf5fb;
    border-left: 4px solid #3498db;
    border-radius: 6px;
    padding: 5px 12px 6px;
    max-width: 460px;
    margin: 0 auto;
    display: none;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    text-align: left;
}
.hint-panel.visible { display: block; }
.hint-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 2px;
}
.hint-action {
    font-weight: 700;
    font-size: 15px;
    color: #2c3e50;
}
.hint-risk {
    font-size: 11px;
    font-weight: 700;
    padding: 1px 8px;
    border-radius: 10px;
    color: #fff;
    white-space: nowrap;
}
.hint-risk.risk-good { background: #27ae60; }
.hint-risk.risk-ok   { background: #f39c12; }
.hint-risk.risk-bad  { background: #e74c3c; }
.hint-explanation {
    font-size: 13px;
    color: #555;
    line-height: 1.4;
}
.hint-detail-toggle {
    font-size: 12px;
    color: #3498db;
    cursor: pointer;
    margin-top: 3px;
    user-select: none;
    font-weight: 600;
}
.hint-detail-toggle:hover { text-decoration: underline; }
.hint-detail {
    display: none;
    font-size: 12px;
    color: #444;
    line-height: 1.5;
    margin-top: 4px;
    padding: 6px 8px;
    background: rgba(52,152,219,0.08);
    border-radius: 4px;
}
.hint-detail.visible { display: block; }

/* ── Betting Area ────────────────────────────────── */
.betting-area {
    text-align: center;
    width: 100%;
}
.chip-rack {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 8px;
}
.chip {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 3px dashed rgba(255,255,255,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.15s;
    box-shadow: 0 3px 6px rgba(0,0,0,0.25);
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}
.chip:hover { transform: scale(1.12); box-shadow: 0 5px 12px rgba(0,0,0,0.35); }

.bet-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: #fff;
    font-size: 15px;
}
.bet-amount {
    font-size: 22px;
    font-weight: 700;
    color: #f1c40f;
}
.btn-deal, .btn-clear, .btn-rebet {
    padding: 8px 24px;
    border: none;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    text-transform: uppercase;
    transition: transform 0.15s;
}
.btn-deal {
    background: linear-gradient(135deg, #f1c40f, #f39c12);
    color: #2c3e50;
}
.btn-deal:hover { transform: translateY(-2px); }
.btn-deal:disabled { opacity: 0.4; cursor: default; transform: none; }
.btn-clear {
    background: rgba(255,255,255,0.2);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.3);
}
.btn-rebet {
    background: rgba(255,255,255,0.2);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.3);
}

/* ── Stats Bar ───────────────────────────────────── */
.stats-bar {
    display: flex;
    gap: 16px;
    justify-content: center;
    font-size: 12px;
    color: rgba(255,255,255,0.7);
    padding: 4px 0;
}
.stats-bar span { white-space: nowrap; }

/* ── Result Overlay ──────────────────────────────── */
.result-banner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    font-size: 32px;
    font-weight: 800;
    color: #fff;
    text-shadow: 0 2px 8px rgba(0,0,0,0.4);
    pointer-events: none;
    z-index: 10;
    text-transform: uppercase;
    white-space: nowrap;
}
.result-banner.show {
    animation: resultPop 1.2s ease forwards;
}
@keyframes resultPop {
    0% { transform: translate(-50%, -50%) scale(0); opacity: 0; }
    20% { transform: translate(-50%, -50%) scale(1.2); opacity: 1; }
    40% { transform: translate(-50%, -50%) scale(1); }
    80% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(0.8); opacity: 0; }
}

/* ── Message area ────────────────────────────────── */
.message-area {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    text-align: center;
    min-height: 24px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

/* ── Header buttons ──────────────────────────────── */
.header-buttons { display: flex; gap: 8px; align-items: center; }
.ach-badge {
    background: rgba(255,255,255,0.2);
    border: 1px solid rgba(255,255,255,0.4);
    color: #fff;
    padding: 5px 12px;
    border-radius: 16px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: background 0.2s;
}
.ach-badge:hover { background: rgba(255,255,255,0.35); }

/* ── Achievement Toasts ────────────────────────── */
.ach-toast-host {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}
.ach-toast {
    background: linear-gradient(135deg, #f1c40f, #e67e22);
    color: #fff;
    padding: 12px 18px;
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.4);
    display: flex;
    gap: 12px;
    align-items: center;
    min-width: 280px;
    max-width: 360px;
    transform: translateX(120%);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    pointer-events: auto;
}
.ach-toast.visible { transform: translateX(0); }
.ach-toast-icon {
    font-size: 32px;
    line-height: 1;
}
.ach-toast-body { flex: 1; }
.ach-toast-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.85;
    font-weight: 700;
}
.ach-toast-title {
    font-size: 16px;
    font-weight: 800;
    margin: 2px 0;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}
.ach-toast-desc { font-size: 12px; opacity: 0.95; line-height: 1.3; }

/* ── Achievements Modal ────────────────────────── */
.ach-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1500;
}
.ach-modal.visible { display: flex; }
.ach-modal-card {
    background: #fff;
    border-radius: 16px;
    width: min(92vw, 540px);
    max-height: 90vh;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
}
.ach-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 22px;
    background: linear-gradient(135deg, #f1c40f, #e67e22);
    color: #fff;
}
.ach-modal-header h2 { font-size: 22px; font-weight: 700; }
.ach-modal-close {
    background: rgba(255,255,255,0.2);
    border: none;
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 22px;
    cursor: pointer;
    line-height: 1;
}
.ach-modal-content { padding: 16px 22px; overflow-y: auto; }
.ach-row {
    display: flex;
    gap: 14px;
    align-items: center;
    padding: 10px 12px;
    border-radius: 10px;
    margin-bottom: 6px;
    transition: background 0.2s;
}
.ach-row.unlocked { background: rgba(241,196,15,0.12); }
.ach-row.locked { opacity: 0.45; }
.ach-row-icon {
    font-size: 28px;
    width: 40px;
    text-align: center;
    line-height: 1;
}
.ach-row.locked .ach-row-icon { filter: grayscale(1); }
.ach-row-body { flex: 1; }
.ach-row-title { font-size: 14px; font-weight: 700; color: #2c3e50; }
.ach-row-desc { font-size: 12px; color: #777; line-height: 1.3; }
.ach-row-status {
    font-size: 18px;
    font-weight: 800;
    color: #27ae60;
    width: 24px;
    text-align: center;
}
.ach-row.locked .ach-row-status { color: #ccc; }

/* ── Settings ──────────────────────────────────── */
.btn-settings {
    background: rgba(255,255,255,0.2);
    border: 1px solid rgba(255,255,255,0.4);
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    line-height: 1;
    padding: 0;
    transition: background 0.2s, transform 0.2s;
}
.btn-settings:hover { background: rgba(255,255,255,0.35); transform: rotate(90deg); }

.settings-drawer {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1500;
}
.settings-drawer.visible { display: flex; }
.settings-card {
    background: #fff;
    border-radius: 16px;
    width: min(92vw, 460px);
    max-height: 90vh;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
}
.settings-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 22px;
    background: linear-gradient(135deg, #34495e, #2c3e50);
    color: #fff;
}
.settings-header h2 { font-size: 22px; font-weight: 700; }
.settings-close {
    background: rgba(255,255,255,0.2);
    border: none;
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 22px;
    cursor: pointer;
    line-height: 1;
}
.settings-body { padding: 8px 22px 22px; overflow-y: auto; color: #333; }
.settings-section { padding: 14px 0; border-bottom: 1px solid #eee; }
.settings-section:last-child { border-bottom: none; }
.settings-section h3 {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #888;
    margin-bottom: 10px;
}
.settings-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 14px;
    color: #2c3e50;
}
.settings-row input[type=range] {
    width: 200px;
}
.settings-section-warn h3 { color: #c0392b; }

.theme-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}
.theme-swatch {
    height: 56px;
    border-radius: 10px;
    border: 3px solid transparent;
    cursor: pointer;
    color: #fff;
    font-weight: 700;
    text-shadow: 0 1px 3px rgba(0,0,0,0.4);
    font-size: 12px;
    transition: transform 0.15s, border-color 0.15s;
    text-align: center;
}
.theme-swatch:hover { transform: scale(1.03); }
.theme-swatch.active { border-color: #f1c40f; box-shadow: 0 0 0 2px rgba(241,196,15,0.4); }

/* ── Mobile Responsive ─────────────────────────── */
@media (max-width: 700px) {
    .container { padding: 6px 4px 14px !important; }
    .dealer-portrait { width: 100px; height: 150px; top: 50px; left: 6px; }
    .dealer-fallback-emoji { font-size: 36px; }
    .dealer-fallback-name { font-size: 12px; }
    .dealer-fallback-hint { display: none; }
    .dealer-speech { font-size: 11px; max-width: 140px; padding: 6px 10px; top: 8px; }
    .streak-badge { right: 4px; padding: 4px 10px; font-size: 12px; }
    .bj-header h1 { font-size: 16px; }
    .bj-bankroll { font-size: 14px; }
    .ach-toast-host { top: 6px; right: 6px; left: 6px; }
    .ach-toast { min-width: 0; }
}

.btn-learn {
    background: linear-gradient(135deg, #f1c40f, #e67e22);
    border: 1px solid rgba(255,255,255,0.4);
    color: #fff;
    padding: 5px 14px;
    border-radius: 16px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 700;
    transition: transform 0.15s, box-shadow 0.15s;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}
.btn-learn:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,0.3); }

/* ── Learning Modal ──────────────────────────────── */
.learn-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
.learn-modal.visible { display: flex; }
.learn-card {
    background: #fff;
    border-radius: 16px;
    width: min(92vw, 800px);
    max-height: 90vh;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
}
.learn-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 22px;
    background: linear-gradient(135deg, #2ecc71, #27ae60);
    color: #fff;
}
.learn-header h2 { font-size: 22px; font-weight: 700; }
.learn-close {
    background: rgba(255,255,255,0.2);
    border: none;
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 22px;
    cursor: pointer;
    line-height: 1;
}
.learn-close:hover { background: rgba(255,255,255,0.35); }

.learn-tabs {
    display: flex;
    gap: 4px;
    padding: 8px 16px 0;
    background: #f8f9fa;
    border-bottom: 1px solid #e0e0e0;
    overflow-x: auto;
}
.learn-tab {
    background: transparent;
    border: none;
    padding: 10px 14px;
    cursor: pointer;
    font-size: 14px;
    color: #666;
    border-bottom: 3px solid transparent;
    font-weight: 600;
    white-space: nowrap;
    transition: color 0.2s, border-color 0.2s;
}
.learn-tab:hover { color: #333; }
.learn-tab.active { color: #27ae60; border-bottom-color: #27ae60; }

.learn-content {
    flex: 1;
    overflow-y: auto;
    background: #fff;
}
.learn-pad { padding: 20px 22px; color: #333; }
.learn-pad h3 { color: #2c3e50; margin-bottom: 8px; font-size: 18px; }
.learn-pad h4 { color: #2c3e50; margin-bottom: 6px; font-size: 14px; text-transform: uppercase; letter-spacing: 0.5px; }
.learn-pad p { font-size: 14px; line-height: 1.5; color: #555; margin-bottom: 12px; }
.learn-pad ul { font-size: 14px; line-height: 1.6; color: #555; padding-left: 20px; }

.learn-toggle {
    background: #ecf0f1;
    border: 2px solid #bdc3c7;
    color: #2c3e50;
    padding: 10px 22px;
    border-radius: 24px;
    cursor: pointer;
    font-size: 15px;
    transition: all 0.2s;
    margin: 8px 0;
}
.learn-toggle:hover { background: #d5dbdb; }
.learn-toggle.on { background: #2ecc71; border-color: #27ae60; color: #fff; }

.learn-mini {
    background: #3498db;
    border: none;
    color: #fff;
    padding: 6px 14px;
    border-radius: 14px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}
.learn-mini:hover { background: #2980b9; }
.learn-mini-danger { background: #e74c3c; }
.learn-mini-danger:hover { background: #c0392b; }

.learn-note {
    background: #fffbe6;
    border-left: 3px solid #f1c40f;
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 13px;
    line-height: 1.5;
    color: #555;
    margin-top: 12px;
}

/* ── Strategy Chart ─────────────────────────────── */
.chart-tabs { display: flex; gap: 8px; margin-bottom: 12px; }
.chart-tab {
    background: #ecf0f1;
    border: none;
    padding: 6px 14px;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    color: #555;
    transition: background 0.2s, color 0.2s;
}
.chart-tab.active { background: #2c3e50; color: #fff; }
.chart-legend { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; font-size: 12px; }
.cl { padding: 2px 10px; border-radius: 10px; color: #fff; font-weight: 700; }
.cl-H { background: #3498db; }
.cl-S { background: #f39c12; }
.cl-D { background: #2ecc71; }
.cl-P { background: #9b59b6; }
.cl-R { background: #95a5a6; }
.chart-grid-wrap { overflow-x: auto; }
.chart-grid {
    border-collapse: collapse;
    font-size: 13px;
    margin: 0 auto;
}
.chart-grid th, .chart-grid td {
    width: 32px;
    height: 30px;
    text-align: center;
    border: 1px solid #ddd;
}
.chart-grid th { background: #2c3e50; color: #fff; font-weight: 700; }
.chart-grid tbody th { background: #34495e; }
.chart-grid td { cursor: pointer; font-weight: 700; color: #fff; transition: transform 0.1s; }
.chart-grid td:hover { transform: scale(1.1); position: relative; z-index: 2; }
.chart-grid td.cell-H { background: #3498db; }
.chart-grid td.cell-S { background: #f39c12; }
.chart-grid td.cell-D { background: #2ecc71; }
.chart-grid td.cell-P { background: #9b59b6; }
.chart-grid td.cell-R { background: #95a5a6; }

.chart-explainer {
    margin-top: 12px;
    padding: 10px 14px;
    background: #f8f9fa;
    border-radius: 8px;
    font-size: 13px;
    color: #555;
    min-height: 50px;
}
.explain-line { margin-bottom: 6px; }
.explain-action { color: #27ae60; font-weight: 700; }

/* ── Quiz ─────────────────────────────────────── */
.quiz-pad { font-size: 15px; }
.quiz-score {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #ecf0f1;
    padding: 10px 14px;
    border-radius: 8px;
    margin-bottom: 14px;
    font-size: 14px;
    color: #555;
}
.quiz-streak strong { color: #e67e22; }
.quiz-question {
    background: #f8f9fa;
    padding: 16px;
    border-radius: 10px;
    text-align: center;
    margin-bottom: 12px;
}
.quiz-prompt { font-size: 15px; color: #555; margin-bottom: 4px; }
.quiz-prompt strong { color: #2c3e50; font-size: 18px; }
.quiz-ask { margin-top: 8px; font-size: 14px; font-weight: 600; color: #2c3e50; }
.quiz-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 8px;
    margin-bottom: 12px;
}
.quiz-option {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: #fff;
    border: none;
    padding: 10px 16px;
    border-radius: 22px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.15s, opacity 0.2s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.quiz-option:hover:not(:disabled) { transform: translateY(-2px); }
.quiz-option:disabled { opacity: 0.5; cursor: default; }
.quiz-option.correct { background: linear-gradient(135deg, #2ecc71, #27ae60); opacity: 1; }
.quiz-option.wrong   { background: linear-gradient(135deg, #e74c3c, #c0392b); opacity: 1; }
.quiz-feedback { font-size: 14px; line-height: 1.5; color: #555; min-height: 30px; }
.quiz-correct { color: #27ae60; font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.quiz-wrong   { color: #c0392b; font-size: 16px; font-weight: 700; margin-bottom: 6px; }

/* ── Counting Trainer ─────────────────────────── */
.counting-pad { text-align: center; }
.counting-explainer { margin-bottom: 14px; line-height: 1.8; font-size: 14px; }
.hi-lo-card {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 8px;
    color: #fff;
    font-weight: 700;
    font-size: 12px;
    margin: 0 4px;
}
.hi-lo-pos { background: #2ecc71; }
.hi-lo-zero { background: #95a5a6; }
.hi-lo-neg { background: #e74c3c; }

.counting-controls {
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    flex-wrap: wrap;
    font-size: 13px;
}
.counting-controls label { display: flex; gap: 6px; align-items: center; color: #555; }
.counting-controls select {
    padding: 4px 8px;
    border-radius: 6px;
    border: 1px solid #bdc3c7;
}
.counting-display {
    background: #2c3e50;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 14px;
    min-height: 180px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
}
.count-card-area { min-height: 130px; display: flex; align-items: center; justify-content: center; }
.count-idle { color: rgba(255,255,255,0.5); font-style: italic; }
.count-card {
    width: 80px;
    height: 110px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    animation: countCardPop 0.18s ease;
}
.count-card.red { color: #e74c3c; }
.count-card.black { color: #2c3e50; }
.count-card-rank { font-size: 28px; line-height: 1; }
.count-card-suit { font-size: 32px; line-height: 1; }
@keyframes countCardPop {
    0% { transform: scale(0.6); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}
.count-progress { color: rgba(255,255,255,0.6); font-size: 12px; }
.counting-answer { text-align: center; margin: 10px 0; }
.counting-answer label { font-size: 14px; color: #555; }
.counting-answer input {
    width: 80px;
    padding: 6px 10px;
    border: 2px solid #bdc3c7;
    border-radius: 8px;
    font-size: 16px;
    text-align: center;
    margin: 0 8px;
}
.count-result { min-height: 24px; font-size: 14px; font-weight: 700; }
.count-correct { color: #27ae60; }
.count-wrong { color: #c0392b; }

/* ── Stats ────────────────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 14px;
}
.stats-card {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 14px 18px;
}
.stats-card h4 { color: #888; }
.big-stat { font-size: 36px; font-weight: 800; color: #27ae60; line-height: 1; margin: 4px 0; }
.stat-sub { font-size: 12px; color: #888; }
.stats-weak { background: #fff8e1; }
.weak-list { list-style: none; padding: 0; }
.weak-list li {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid #eee;
    font-size: 13px;
}
.weak-list li:last-child { border-bottom: none; }
.weak-sit { font-weight: 600; color: #2c3e50; }
.weak-acc { color: #e67e22; font-weight: 700; }
.stats-actions { text-align: right; margin-top: 12px; }

@media (max-width: 600px) {
    .stats-grid { grid-template-columns: 1fr; }
}

/* ── Streak Badge ────────────────────────────────── */
.streak-badge {
    position: absolute;
    top: 60px;
    right: 14px;
    background: linear-gradient(135deg, #f39c12, #e74c3c);
    color: #fff;
    padding: 6px 14px;
    border-radius: 18px;
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 14px rgba(231,76,60,0.4);
    text-shadow: 0 1px 2px rgba(0,0,0,0.4);
    opacity: 0;
    transform: translateY(-8px) scale(0.85);
    transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    pointer-events: none;
    z-index: 5;
    white-space: nowrap;
}
.streak-badge.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}
.streak-badge.hot {
    animation: streakPulse 1.4s ease-in-out infinite;
}
@keyframes streakPulse {
    0%, 100% { box-shadow: 0 4px 14px rgba(231,76,60,0.4); }
    50%      { box-shadow: 0 4px 24px rgba(241,196,15,0.85); }
}

/* ── Bet Stack ───────────────────────────────────── */
.bet-stack {
    display: inline-flex;
    align-items: center;
    height: 28px;
    min-width: 0;
    margin-left: 4px;
    gap: 0;
}
.bet-stack-chip {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    border: 2px dashed rgba(255,255,255,0.55);
    margin-left: -10px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.25);
    flex-shrink: 0;
    animation: chipPop 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.bet-stack-chip:first-child { margin-left: 0; }
@keyframes chipPop {
    0%   { transform: scale(0); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

/* ── Dealer Portrait ─────────────────────────────── */
.dealer-portrait {
    position: absolute;
    top: 60px;
    left: 14px;
    width: 300px;
    height: 435px;
    z-index: 4;
    pointer-events: none;
}
.dealer-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: bottom center;
    filter: drop-shadow(0 6px 14px rgba(0,0,0,0.45));
    transition: opacity 0.32s ease, transform 0.32s ease;
    opacity: 1;
}
.dealer-img.fading {
    opacity: 0;
    transform: scale(0.97);
}
.dealer-fallback {
    width: 100%;
    height: 100%;
    border-radius: 16px;
    background: linear-gradient(160deg, rgba(0,0,0,0.45), rgba(0,0,0,0.25));
    border: 2px dashed rgba(255,255,255,0.25);
    color: rgba(255,255,255,0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px;
    text-align: center;
    box-shadow: 0 4px 14px rgba(0,0,0,0.3);
    transition: background 0.3s, border-color 0.3s;
}
.dealer-fallback.mood-happy   { background: linear-gradient(160deg, rgba(46,204,113,0.55), rgba(0,0,0,0.4)); }
.dealer-fallback.mood-sad     { background: linear-gradient(160deg, rgba(52,152,219,0.55), rgba(0,0,0,0.4)); }
.dealer-fallback.mood-shocked { background: linear-gradient(160deg, rgba(241,196,15,0.6), rgba(0,0,0,0.4)); }
.dealer-fallback.mood-bust    { background: linear-gradient(160deg, rgba(231,76,60,0.55), rgba(0,0,0,0.4)); }
.dealer-fallback.mood-deal    { background: linear-gradient(160deg, rgba(155,89,182,0.55), rgba(0,0,0,0.4)); }
.dealer-fallback-emoji {
    font-size: 64px;
    line-height: 1;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,0.4));
}
.dealer-fallback-name {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}
.dealer-fallback-hint {
    font-size: 10px;
    opacity: 0.6;
    line-height: 1.3;
    max-width: 160px;
}

/* Speech bubble */
.dealer-speech {
    position: absolute;
    top: 14px;
    left: 100%;
    margin-left: 14px;
    background: #fff;
    color: #2c3e50;
    padding: 10px 14px;
    border-radius: 14px;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.3;
    width: max-content;
    max-width: 240px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.25);
    opacity: 0;
    transform: translateY(8px) scale(0.9);
    transition: opacity 0.22s ease, transform 0.22s ease;
    pointer-events: none;
    white-space: normal;
    transform-origin: left center;
}
.dealer-speech.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}
.dealer-speech::before {
    content: '';
    position: absolute;
    left: -8px;
    top: 18px;
    width: 0;
    height: 0;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
    border-right: 10px solid #fff;
}

/* Switch dealer button (small icon, top-right of portrait) */
.dealer-switch-btn {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(0,0,0,0.45);
    border: 1px solid rgba(255,255,255,0.4);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    pointer-events: auto;
    transition: background 0.2s, transform 0.2s;
    line-height: 1;
    padding: 0;
}
.dealer-switch-btn:hover { background: rgba(0,0,0,0.7); transform: rotate(180deg); }

/* ── Dealer Selection Overlay ────────────────────── */
.dealer-select-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.78);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 50;
}
.dealer-select-overlay.visible { display: flex; }

.dealer-select-card {
    background: linear-gradient(160deg, #ffffff, #f4f6f8);
    border-radius: 18px;
    padding: 28px 36px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    text-align: center;
    max-width: 560px;
}
.dealer-select-card h2 {
    color: #2c3e50;
    font-size: 26px;
    margin-bottom: 4px;
}
.dealer-select-subtitle {
    color: #666;
    font-size: 13px;
    margin-bottom: 20px;
}
.dealer-select-options {
    display: flex;
    gap: 24px;
    justify-content: center;
}
.dealer-option {
    width: 180px;
    padding: 14px;
    background: #fff;
    border: 3px solid #e6e6e6;
    border-radius: 14px;
    cursor: pointer;
    transition: transform 0.18s, border-color 0.18s, box-shadow 0.18s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
.dealer-option:hover {
    transform: translateY(-4px);
    border-color: #3498db;
    box-shadow: 0 10px 24px rgba(52,152,219,0.3);
}
.dealer-option-img {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    background: #f0f0f0;
}
.dealer-option-fallback {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: linear-gradient(135deg, #34495e, #2c3e50);
    color: #fff;
    font-size: 64px;
    align-items: center;
    justify-content: center;
}
.dealer-option-name {
    font-size: 18px;
    font-weight: 700;
    color: #2c3e50;
    letter-spacing: 0.5px;
}