/* Shared “game UI” look for non-game pages (hub/shop/profile/settings/etc.) */

:root {
    --ui-shadow: 0 14px 34px rgba(0,0,0,0.28);
    --ui-stroke: rgba(0,0,0,0.16);
    --ui-text: #17304a;
    --ui-muted: rgba(23, 48, 74, 0.72);

    --ui-radius-lg: 20px;
    --ui-radius-md: 16px;
    --ui-radius-sm: 12px;
    --ui-space-xl: 20px;
    --ui-space-lg: 16px;
    --ui-space-md: 12px;
    --ui-space-sm: 8px;

    --ui-font-title: 20px;
    --ui-font-subtitle: 16px;
    --ui-font-body: 14px;
    --ui-font-caption: 12px;
    --ui-line-height: 1.35;

    --ui-surface: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(236,246,255,0.94));
    --ui-surface-2: rgba(255,255,255,0.22);

    --ui-blue: linear-gradient(180deg, #7fe3ff 0%, #2fb6ff 50%, #1b86ff 100%);
    --ui-green: linear-gradient(180deg, #a6ffb4 0%, #40dd6c 55%, #12b44e 100%);
    --ui-orange: linear-gradient(180deg, #ffd28a 0%, #ff9f33 55%, #f17900 100%);
    --ui-purple: linear-gradient(180deg, #e6b6ff 0%, #b56bff 55%, #7a39ff 100%);
}

/* When user disables animations in Settings */
html.reduce-motion *,
html.reduce-motion *::before,
html.reduce-motion *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
}

body.game-ui {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    color: #17304a;
    background:
        radial-gradient(1100px 760px at 50% -10%, rgba(255,255,255,0.22), transparent 65%),
        linear-gradient(180deg, #e9f6ff 0%, #cfeaff 45%, #bfe0ff 100%);
    min-height: 100vh;
    overflow-x: hidden;
}

body.game-ui::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(1100px 520px at 50% 22%, rgba(255,255,255,0.55), transparent 60%),
        linear-gradient(180deg, rgba(0,0,0,0.00) 0%, rgba(0,0,0,0.00) 52%, rgba(0,0,0,0.20) 78%, rgba(0,0,0,0.28) 100%),
        linear-gradient(180deg, rgba(0,0,0,0.00) 0%, rgba(0,0,0,0.00) 55%, rgba(213,166,105,0.10) 55%, rgba(213,166,105,0.10) 100%),
        repeating-linear-gradient(90deg, rgba(90,60,30,0.08) 0px, rgba(90,60,30,0.08) 2px, rgba(0,0,0,0.0) 2px, rgba(0,0,0,0.0) 26px);
    opacity: 0.95;
}

.game-ui .container,
.game-ui .app {
    position: relative;
    max-width: 520px;
    margin: 0 auto;
    padding: 14px 14px calc(92px + min(env(safe-area-inset-bottom), 14px));
}

.game-ui h1,
.game-ui h2,
.game-ui h3 {
    color: var(--ui-text);
    line-height: var(--ui-line-height);
    letter-spacing: 0.2px;
}

.game-ui h1 { font-size: var(--ui-font-title); font-weight: 900; }
.game-ui h2 { font-size: var(--ui-font-subtitle); font-weight: 800; }
.game-ui h3 { font-size: var(--ui-font-subtitle); font-weight: 700; }

.game-ui p,
.game-ui .body-text {
    font-size: var(--ui-font-body);
    line-height: var(--ui-line-height);
}

.game-ui .caption,
.game-ui .muted {
    font-size: var(--ui-font-caption);
    color: var(--ui-muted);
}

.game-ui .header,
.game-ui .profile-header,
.game-ui .section,
.game-ui .currency-section,
.game-ui .panel {
    background: var(--ui-surface);
    border: 1px solid var(--ui-stroke);
    box-shadow: var(--ui-shadow);
    backdrop-filter: blur(10px);
    color: var(--ui-text);
    border-radius: var(--ui-radius-lg);
    padding: var(--ui-space-lg);
    margin-bottom: var(--ui-space-lg);
}

.game-ui .section-title,
.game-ui .currency-title,
.game-ui .panel h2 {
    margin-bottom: var(--ui-space-md);
}

.game-ui .panel + .panel,
.game-ui .section + .section,
.game-ui .currency-section + .section {
    margin-top: var(--ui-space-md);
}

.game-ui .header h1,
.game-ui .profile-name,
.game-ui .currency-title,
.game-ui .section-title {
    color: var(--ui-text);
    font-size: var(--ui-font-subtitle);
    font-weight: 800;
}

.game-ui .header p,
.game-ui .topbar-title p,
.game-ui .currency-desc,
.game-ui .stat-label {
    color: var(--ui-muted);
    font-size: var(--ui-font-caption);
}

.game-ui .back-btn {
    background: rgba(255,255,255,0.24);
    border: 1px solid rgba(0,0,0,0.12);
    color: var(--ui-text);
    box-shadow: 0 10px 18px rgba(0,0,0,0.18);
}

.game-ui .back-btn:active { transform: translateY(1px); }

.game-ui button,
.game-ui .tab {
    -webkit-tap-highlight-color: transparent;
}

/* Shop/Profile tabs */
.game-ui .tabs {
    gap: 10px;
    padding: 0;
}

.game-ui .tab {
    background: rgba(255,255,255,0.88);
    color: rgba(23,48,74,0.85);
    border: 1px solid rgba(0,0,0,0.12);
    box-shadow: 0 10px 18px rgba(0,0,0,0.14);
}

.game-ui .tab.active {
    background: rgba(255,255,255,0.96);
    color: #1b86ff;
    border-color: rgba(27,134,255,0.35);
}

/* Cards */
.game-ui .item-card,
.game-ui .inventory-item,
.game-ui .currency-item {
    background: rgba(255,255,255,0.90);
    border: 1px solid rgba(0,0,0,0.10);
    box-shadow: 0 10px 18px rgba(0,0,0,0.14);
}

.game-ui .item-name,
.game-ui .currency-name {
    color: var(--ui-text);
}

/* Primary buttons */
.game-ui .btn,
.game-ui .purchase-btn,
.game-ui .apply-btn {
    border-radius: 16px;
    border: 2px solid rgba(255,255,255,0.75);
    box-shadow: var(--ui-shadow);
}

.game-ui .btn {
    background: rgba(255,255,255,0.18);
    border: 1px solid rgba(0,0,0,0.12);
    color: var(--ui-text);
    min-height: 44px;
    padding: 12px 16px;
    font-size: var(--ui-font-body);
    font-weight: 700;
    line-height: 1.1;
    border-radius: var(--ui-radius-md);
    transition: transform 0.08s ease, filter 0.12s ease, box-shadow 0.12s ease;
}

.game-ui .btn:active {
    transform: translateY(1px);
    filter: brightness(0.98);
}

.game-ui .btn:disabled,
.game-ui .btn.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    filter: grayscale(0.1);
}

.game-ui .btn-primary {
    background: var(--ui-blue);
    color: #fff;
    border-color: rgba(255,255,255,0.35);
}

.game-ui .btn-secondary {
    background: rgba(255,255,255,0.85);
    color: var(--ui-text);
    border-color: rgba(0,0,0,0.10);
}

.game-ui .btn.danger {
    background: linear-gradient(180deg, rgba(255, 120, 120, 0.40), rgba(255, 70, 70, 0.24));
    border-color: rgba(239, 68, 68, 0.35);
}

.game-ui .purchase-btn,
.game-ui .apply-btn {
    background: var(--ui-orange);
    color: #fff;
}

.game-ui .purchase-btn.owned,
.game-ui .apply-btn.owned {
    background: var(--ui-green);
}

/* Shared empty states */
.game-ui .empty-state {
    text-align: center;
    padding: 28px 16px;
    border-radius: var(--ui-radius-lg);
    background: rgba(255,255,255,0.65);
    border: 1px dashed rgba(0,0,0,0.12);
    color: var(--ui-text);
}

.game-ui .empty-state-icon {
    font-size: 36px;
    margin-bottom: 8px;
}

.game-ui .empty-state-sub {
    font-size: var(--ui-font-caption);
    color: var(--ui-muted);
    margin-top: 6px;
}