/* ============================================================
   GOLDEN BULL 牛牛 — Design System
   Deep black + dark burgundy base, metallic gold, Chinese cloud motifs.
   Dealer = gold, Area accents = gold on win, muted red on loss, silver on tie.
   ============================================================ */

:root {
    --color-black: #08050a;
    --color-burgundy-deep: #2b0a0e;
    --color-burgundy: #4a1119;
    --color-burgundy-light: #6b1a24;
    --color-gold: #d4af37;
    --color-gold-bright: #f0d585;
    --color-gold-dim: #8a6a20;
    --color-cream: #f3e9d2;

    --color-win: #e0b23f;
    --color-lose: #8a2a2f;
    --color-tie: #b8c0c8;

    --glass-bg: rgba(24, 8, 12, 0.55);
    --glass-border: rgba(212, 175, 55, 0.35);

    --font-display-cn: 'Noto Serif SC', serif;
    --font-display-en: 'Cinzel', 'Playfair Display', serif;
    --font-body: 'Inter', -apple-system, 'Segoe UI', sans-serif;

    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-glow-gold: 0 0 18px rgba(212, 175, 55, 0.35);
    --shadow-panel: 0 12px 40px rgba(0, 0, 0, 0.6);
}

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@600;700&family=Noto+Serif+SC:wght@600;700;900&family=Inter:wght@400;500;600;700&display=swap');

* { box-sizing: border-box; }
html, body { height: 100%; }

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--color-cream);
    background:
        radial-gradient(ellipse at top, rgba(74, 17, 25, 0.45), transparent 60%),
        radial-gradient(ellipse at bottom, rgba(43, 10, 14, 0.35), transparent 55%),
        var(--color-black);
    min-height: 100vh;
    -webkit-tap-highlight-color: transparent;
}

a { color: var(--color-gold-bright); text-decoration: none; }
a:hover { text-decoration: underline; }

.font-cn { font-family: var(--font-display-cn); }
.font-en { font-family: var(--font-display-en); }

/* ---------------- Cloud-key border motif (signature element) ---------------- */
.cloud-border {
    position: relative;
}
.cloud-border::before {
    content: '';
    position: absolute; inset: 6px;
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: inherit;
    pointer-events: none;
    background-image:
        radial-gradient(circle at 0 0, transparent 8px, rgba(212,175,55,0.15) 8.5px, transparent 9px);
    background-size: 24px 24px;
    background-position: 0 0, 100% 0, 0 100%, 100% 100%;
    background-repeat: no-repeat;
}

/* ---------------- Glass panels ---------------- */
.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: var(--shadow-panel);
}

/* ---------------- Header ---------------- */
.site-header {
    background: linear-gradient(180deg, rgba(43, 10, 14, 0.95), rgba(8, 5, 10, 0.95));
    border-bottom: 1px solid var(--glass-border);
    position: sticky; top: 0; z-index: 100;
}
.site-header-inner {
    max-width: 1400px; margin: 0 auto; padding: 8px 20px;
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.site-logo { display: flex; align-items: center; gap: 10px; }
.site-logo img { height: 38px; width: 38px; object-fit: contain; filter: drop-shadow(0 0 6px rgba(212,175,55,0.5)); }
.logo-text-en { font-family: var(--font-display-en); font-weight: 700; font-size: 1rem; letter-spacing: 2px; color: var(--color-cream); }
.logo-text-cn { font-family: var(--font-display-cn); font-weight: 900; font-size: 1.15rem; color: var(--color-gold-bright); text-shadow: var(--shadow-glow-gold); margin-left: 2px; }
.site-tagline { font-size: 0.68rem; opacity: 0.6; letter-spacing: 1px; display: none; }
@media (min-width: 800px) { .site-tagline { display: block; } }

.site-nav { display: flex; gap: 20px; }
.site-nav a { color: var(--color-cream); font-weight: 500; font-size: 0.88rem; opacity: 0.85; }
.site-nav a:hover { color: var(--color-gold-bright); opacity: 1; text-decoration: none; }

.site-user-block { display: flex; align-items: center; gap: 10px; }
.user-balance-pill {
    display: flex; align-items: center; gap: 6px;
    background: linear-gradient(135deg, rgba(212,175,55,0.18), rgba(212,175,55,0.06));
    border: 1px solid var(--color-gold-dim); color: var(--color-gold-bright);
    padding: 6px 12px; border-radius: 999px; font-weight: 700; font-size: 0.9rem;
}
.reserved-pill {
    display: flex; align-items: center; gap: 4px; font-size: 0.72rem; opacity: 0.7;
    border: 1px solid rgba(255,255,255,0.15); padding: 4px 9px; border-radius: 999px;
}
.btn-ghost-sm { border: 1px solid var(--glass-border); padding: 6px 12px; border-radius: 8px; font-size: 0.8rem; color: var(--color-cream); opacity: 0.85; }
.btn-ghost-sm:hover { border-color: var(--color-gold); opacity: 1; text-decoration: none; }

.site-main { max-width: 1400px; margin: 0 auto; padding: 18px; }
.site-footer { border-top: 1px solid var(--glass-border); margin-top: 40px; padding: 18px 20px; text-align: center; }
.footer-notice { font-size: 0.75rem; opacity: 0.6; margin: 0 0 6px; }
.footer-links { font-size: 0.75rem; opacity: 0.8; margin: 0; }

/* ---------------- Buttons ---------------- */
.btn-gold {
    background: linear-gradient(135deg, var(--color-gold-bright), var(--color-gold) 60%, var(--color-gold-dim));
    color: #1c1305; border: none; font-weight: 700; letter-spacing: 0.5px;
    padding: 12px 22px; border-radius: 10px; cursor: pointer; box-shadow: var(--shadow-glow-gold);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn-gold:hover { transform: translateY(-1px); box-shadow: 0 0 26px rgba(212,175,55,0.5); }
.btn-gold:disabled { opacity: 0.4; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-block { width: 100%; }
.btn-outline { background: transparent; border: 1px solid var(--glass-border); color: var(--color-cream); padding: 10px 16px; border-radius: 10px; cursor: pointer; font-weight: 600; }
.btn-outline:hover { border-color: var(--color-gold); color: var(--color-gold-bright); }
.btn-outline:disabled { opacity: 0.35; cursor: not-allowed; }

/* ---------------- Auth pages ---------------- */
.auth-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 20px; }
.auth-wrapper { width: 100%; max-width: 420px; }
.auth-card { padding: 34px 30px; }
.auth-logo { display: flex; flex-direction: column; align-items: center; gap: 4px; margin-bottom: 4px; }
.auth-logo img { height: 56px; width: 56px; filter: drop-shadow(0 0 10px rgba(212,175,55,0.5)); }
.auth-tagline { text-align: center; opacity: 0.6; font-size: 0.75rem; margin: 2px 0 20px; letter-spacing: 1px; }
.auth-form { display: flex; flex-direction: column; gap: 14px; }
.auth-form label { display: flex; flex-direction: column; gap: 6px; font-size: 0.85rem; opacity: 0.9; }
.auth-form input[type="text"], .auth-form input[type="email"], .auth-form input[type="password"] {
    background: rgba(0,0,0,0.35); border: 1px solid var(--glass-border); color: var(--color-cream);
    padding: 11px 12px; border-radius: 8px; font-size: 0.95rem;
}
.auth-form input:focus { outline: none; border-color: var(--color-gold); }
.checkbox-line { flex-direction: row !important; align-items: flex-start; gap: 8px !important; font-size: 0.78rem; opacity: 0.85; }
.checkbox-line input { margin-top: 2px; }
.demo-notice { font-size: 0.72rem; opacity: 0.65; background: rgba(212,175,55,0.08); border: 1px solid rgba(212,175,55,0.2); padding: 8px 10px; border-radius: 8px; }
.auth-footer { text-align: center; margin-top: 18px; font-size: 0.85rem; opacity: 0.8; }
.alert { padding: 10px 14px; border-radius: 8px; font-size: 0.85rem; margin-bottom: 16px; }
.alert-error { background: rgba(138, 42, 47, 0.25); border: 1px solid var(--color-lose); color: #ffb3a8; }
.alert-success { background: rgba(224, 178, 63, 0.15); border: 1px solid var(--color-win); color: #ffe6a8; }

/* ============================================================
   GAME TABLE
   ============================================================ */
.game-layout { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 1100px) { .game-layout { grid-template-columns: 240px 1fr; align-items: start; } }

.table-panel {
    position: relative; border-radius: var(--radius-lg); padding: 18px 16px 24px;
    background:
        radial-gradient(ellipse at 50% 0%, rgba(107, 26, 36, 0.5), rgba(43, 10, 14, 0.9) 70%),
        repeating-radial-gradient(circle at 50% 0%, rgba(0,0,0,0.04) 0 2px, transparent 2px 4px);
    border: 2px solid var(--color-gold-dim);
    box-shadow: var(--shadow-panel), inset 0 0 60px rgba(0,0,0,0.5);
    overflow: hidden;
}
.table-panel::before {
    content: ''; position: absolute; inset: 8px;
    border: 1px solid rgba(212,175,55,0.25); border-radius: calc(var(--radius-lg) - 4px);
    pointer-events: none;
}

.round-meta { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; font-size: 0.78rem; opacity: 0.85; flex-wrap: wrap; gap: 8px; }
.round-meta .round-number { color: var(--color-gold-bright); font-weight: 700; }

.status-banner {
    text-align: center; font-family: var(--font-display-en); font-weight: 700; font-size: 1.2rem;
    letter-spacing: 1px; color: var(--color-gold-bright); text-shadow: 0 0 16px rgba(212,175,55,0.6);
    margin-bottom: 10px; min-height: 30px; transition: opacity 0.25s ease;
}
.status-banner-cn { text-align: center; font-family: var(--font-display-cn); font-weight: 900; font-size: 1.5rem; color: var(--color-gold-bright); text-shadow: 0 0 20px rgba(212,175,55,0.7); margin-bottom: 4px; min-height: 1.8rem; }

.countdown-ring {
    width: 50px; height: 50px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    border: 3px solid var(--color-gold); font-weight: 800; font-size: 1.05rem; color: var(--color-gold-bright);
    box-shadow: var(--shadow-glow-gold); margin: 0 auto 12px; transition: border-color 0.2s ease, color 0.2s ease;
}
.countdown-ring.urgent { border-color: var(--color-lose); color: #ff8a7a; }

/* --- Dealer hand (top, centered) --- */
.dealer-block { text-align: center; margin-bottom: 16px; }
.dealer-label {
    font-family: var(--font-display-cn); font-weight: 900; letter-spacing: 2px; font-size: 1rem;
    margin-bottom: 8px; color: var(--color-gold-bright);
}
.dealer-cards { display: flex; gap: 6px; justify-content: center; min-height: 78px; }
.dealer-total { margin-top: 6px; font-family: var(--font-display-en); font-weight: 800; font-size: 1.3rem; color: var(--color-gold-bright); min-height: 1.6rem; }
.dealer-hand-name { font-size: 0.78rem; opacity: 0.8; min-height: 1.1rem; }

.playing-card {
    width: 46px; height: 66px; border-radius: 6px;
    background: linear-gradient(160deg, #fdfaf3, #ebe2c8);
    border: 1px solid rgba(0,0,0,0.25); box-shadow: 0 4px 10px rgba(0,0,0,0.45);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    font-family: Georgia, serif; font-weight: 700; font-size: 1rem; color: #1a1a1a;
    opacity: 0; transform: translateY(-30px) rotate(-6deg) scale(0.7);
    animation: dealCard 0.45s cubic-bezier(0.2, 0.8, 0.3, 1) forwards;
}
.playing-card.suit-red { color: var(--color-lose); }
.playing-card.combo-highlight { outline: 2px solid var(--color-gold-bright); outline-offset: 1px; box-shadow: 0 0 10px rgba(212,175,55,0.8); }
.playing-card .rank { font-size: 1.1rem; line-height: 1; }
.playing-card .suit { font-size: 0.9rem; margin-top: 1px; }
@keyframes dealCard { to { opacity: 1; transform: translateY(0) rotate(0deg) scale(1); } }

/* --- Three betting areas --- */
.areas-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }
.area-block {
    border-radius: 14px; padding: 12px 8px 10px; text-align: center; position: relative;
    border: 2px solid var(--glass-border); background: rgba(0,0,0,0.22);
    transition: border-color 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}
.area-block.win { border-color: var(--color-win); box-shadow: 0 0 20px rgba(224,178,63,0.45); background: rgba(224,178,63,0.08); }
.area-block.lose { border-color: var(--color-lose); background: rgba(138,42,47,0.15); }
.area-block.push { border-color: var(--color-tie); box-shadow: 0 0 14px rgba(184,192,200,0.3); }

.area-label { font-family: var(--font-display-en); font-weight: 700; letter-spacing: 1px; font-size: 0.75rem; opacity: 0.75; margin-bottom: 6px; }
.area-cards { display: flex; gap: 3px; justify-content: center; min-height: 58px; flex-wrap: wrap; }
.area-block .playing-card { width: 34px; height: 48px; font-size: 0.7rem; }
.area-block .playing-card .rank { font-size: 0.78rem; }
.area-block .playing-card .suit { font-size: 0.68rem; }
.area-total { margin-top: 6px; font-family: var(--font-display-en); font-weight: 800; font-size: 1rem; color: var(--color-gold-bright); min-height: 1.3rem; }
.area-hand-name { font-size: 0.68rem; opacity: 0.75; min-height: 1rem; }
.area-result-tag { font-size: 0.72rem; font-weight: 800; margin-top: 3px; min-height: 1rem; letter-spacing: 0.5px; }
.area-result-tag.win { color: var(--color-win); }
.area-result-tag.lose { color: #ff8a7a; }
.area-result-tag.push { color: var(--color-tie); }

.area-bet-amount { margin-top: 8px; font-weight: 800; font-size: 0.85rem; color: var(--color-gold-bright); min-height: 1.1rem; }
.area-block[data-clickable="true"] { cursor: pointer; touch-action: manipulation; }
.area-block[data-clickable="true"]:active { transform: scale(0.97); }
.area-block.disabled { opacity: 0.45; pointer-events: none; }

/* --- Chip selector --- */
.chip-rail { display: flex; gap: 10px; overflow-x: auto; padding: 12px 4px 6px; -webkit-overflow-scrolling: touch; }
.chip {
    flex: 0 0 auto; width: 50px; height: 50px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 0.8rem; border: 3px dashed rgba(255,255,255,0.5); cursor: pointer;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5); transition: transform 0.15s ease; color: #fff;
}
.chip:hover { transform: translateY(-3px); }
.chip.selected { border-style: solid; border-color: var(--color-gold-bright); box-shadow: var(--shadow-glow-gold); transform: translateY(-4px); }
.chip[data-value="1"] { background: radial-gradient(circle at 35% 30%, #9a9a9a, #3a3a3a); }
.chip[data-value="5"] { background: radial-gradient(circle at 35% 30%, #d64545, #6b1414); }
.chip[data-value="10"] { background: radial-gradient(circle at 35% 30%, #d4af37, #6b551b); }
.chip[data-value="25"] { background: radial-gradient(circle at 35% 30%, #3fae63, #124023); }
.chip[data-value="50"] { background: radial-gradient(circle at 35% 30%, #d68b3f, #6b3a12); }
.chip[data-value="100"] { background: radial-gradient(circle at 35% 30%, #2a2a2a, #000); }
.chip[data-value="500"] { background: radial-gradient(circle at 35% 30%, #b673e0, #4a1a6b); }
.chip[data-value="1000"] { background: radial-gradient(circle at 35% 30%, var(--color-gold-bright), var(--color-gold-dim)); color: #1c1305; }

/* --- Bet controls --- */
.bet-controls { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.bet-controls .btn-outline { flex: 1; min-width: 90px; font-size: 0.82rem; padding: 10px 8px; }
.bet-summary-line { text-align: center; margin-top: 10px; font-size: 0.85rem; opacity: 0.9; display: flex; justify-content: center; gap: 18px; flex-wrap: wrap; }
.bet-summary-line strong { color: var(--color-gold-bright); }
.bet-summary-line .liability-warn { color: #ff9a92; }

/* --- Side panel --- */
.side-panel { display: flex; flex-direction: column; gap: 14px; }
.side-card { padding: 16px; }
.side-card h3 { margin: 0 0 10px; font-size: 0.92rem; letter-spacing: 0.5px; }
.icon-toggle-row { display: flex; gap: 10px; }
.icon-toggle { flex: 1; padding: 10px; border-radius: 8px; border: 1px solid var(--glass-border); background: rgba(0,0,0,0.25); color: var(--color-cream); cursor: pointer; font-size: 0.78rem; }
.icon-toggle.active { border-color: var(--color-gold); color: var(--color-gold-bright); }

/* --- Result history grids (per area) --- */
.history-tabs { display: flex; gap: 6px; margin-bottom: 10px; }
.history-tab { padding: 6px 12px; font-size: 0.75rem; border-radius: 999px; border: 1px solid var(--glass-border); cursor: pointer; }
.history-tab.active { background: var(--color-gold); color: #1c1305; border-color: var(--color-gold); font-weight: 700; }
.results-strip { display: flex; gap: 5px; overflow-x: auto; padding: 4px 0; }
.result-chip { flex: 0 0 auto; width: 22px; height: 22px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.65rem; font-weight: 800; color: #1c1305; }
.result-chip.win { background: var(--color-win); }
.result-chip.lose { background: var(--color-lose); color: #fff; }
.result-chip.push { background: var(--color-tie); }

/* --- Toast messages --- */
.toast-stack { position: fixed; top: 76px; left: 50%; transform: translateX(-50%); z-index: 200; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.toast {
    background: rgba(8,5,10,0.92); border: 1px solid var(--color-gold); color: var(--color-gold-bright);
    padding: 10px 20px; border-radius: 999px; font-weight: 700; font-size: 0.88rem; box-shadow: var(--shadow-glow-gold);
    animation: toastIn 0.3s ease, toastOut 0.4s ease 2.6s forwards;
}
@keyframes toastIn { from { opacity: 0; transform: translateY(-10px);} to { opacity: 1; transform: translateY(0);} }
@keyframes toastOut { to { opacity: 0; transform: translateY(-10px);} }
.toast.win { border-color: var(--color-win); color: #ffe6a8; }
.toast.error { border-color: var(--color-lose); color: #ffb3a8; }
.toast.special { border-color: var(--color-gold-bright); color: var(--color-gold-bright); font-family: var(--font-display-cn); font-size: 1rem; box-shadow: 0 0 30px rgba(212,175,55,0.8); }

.fullscreen-btn { position: absolute; top: 12px; right: 12px; }

/* ---------------- Mobile ---------------- */
@media (max-width: 1099px) { .side-panel { order: 2; } }
@media (max-width: 640px) {
    .site-header-inner { padding: 8px 12px; }
    .site-nav { display: none; }
    .site-main { padding: 10px; }
    .areas-row { grid-template-columns: 1fr; gap: 8px; }
    .dealer-cards .playing-card { width: 40px; height: 58px; font-size: 0.88rem; }
    .chip { width: 46px; height: 46px; font-size: 0.7rem; }
}

.area-block, .chip, .btn-gold, .btn-outline { touch-action: manipulation; }

/* Data tables (shared with account pages) */
.data-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.data-table th { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--glass-border); opacity: 0.7; font-weight: 600; font-size: 0.75rem; text-transform: uppercase; }
.data-table td { padding: 8px 10px; border-bottom: 1px solid rgba(255,255,255,0.06); }