/* Telegram Mini App Zamonaviy Stili */
:root {
    --tg-theme-bg-color: #0f172a;
    --tg-theme-secondary-bg-color: #1e293b;
    --tg-theme-text-color: #f8fafc;
    --tg-theme-hint-color: #94a3b8;
    --tg-theme-link-color: #38bdf8;
    --tg-theme-button-color: #2563eb;
    --tg-theme-button-text-color: #ffffff;
    --card-border: #334155;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: var(--tg-theme-bg-color);
    color: var(--tg-theme-text-color);
    min-height: 100vh;
    padding-bottom: 80px;
    font-size: 14px;
}

/* Header */
.tma-header {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    padding: 16px 20px;
    border-bottom: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 50;
}

.tma-header .brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.user-badge {
    background: rgba(56, 189, 248, 0.1);
    color: #38bdf8;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    border: 1px solid rgba(56, 189, 248, 0.2);
}

/* Container */
.tma-container {
    padding: 16px;
    max-width: 600px;
    margin: 0 auto;
}

/* Tab contents */
.tab-content {
    display: none;
}
.tab-content.active {
    display: block;
    animation: fadeIn 0.25s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Stat Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--tg-theme-secondary-bg-color);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 14px;
}

.stat-card.full-width {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.15) 0%, rgba(30, 41, 59, 0.7) 100%);
    border-color: rgba(59, 130, 246, 0.4);
}

.stat-title {
    font-size: 12px;
    color: var(--tg-theme-hint-color);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.stat-value {
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
}

.stat-value.green {
    color: var(--success-color);
}

/* Avto Raqam Kartochkasi (Avto plate design) */
.plate-card {
    background: var(--tg-theme-secondary-bg-color);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 14px;
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: relative;
    overflow: hidden;
}

.plate-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.plate-badge {
    background: #ffffff;
    color: #111827;
    font-weight: 900;
    font-size: 16px;
    letter-spacing: 1.5px;
    padding: 4px 12px;
    border-radius: 6px;
    border: 2px solid #374151;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.plate-badge .flag {
    font-size: 10px;
    font-weight: bold;
    color: #1d4ed8;
    border-right: 1.5px solid #9ca3af;
    padding-right: 6px;
}

.status-tag {
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 12px;
    text-transform: uppercase;
}
.status-available { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.status-reserved { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.status-sold { background: rgba(239, 68, 68, 0.15); color: #f87171; }

.plate-prices {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    border-top: 1px dashed var(--card-border);
    padding-top: 8px;
}

.price-item span {
    display: block;
    color: var(--tg-theme-hint-color);
    font-size: 11px;
}
.price-item strong {
    font-size: 14px;
}

.plate-actions {
    display: flex;
    gap: 8px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.15s ease;
    width: 100%;
}

.btn-primary {
    background: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
}
.btn-primary:active {
    filter: brightness(0.9);
    transform: scale(0.98);
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-secondary {
    background: #334155;
    color: #e2e8f0;
}

/* Forms */
.form-group {
    margin-bottom: 14px;
}

.form-label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--tg-theme-hint-color);
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    background: #1e293b;
    border: 1px solid var(--card-border);
    border-radius: 10px;
    padding: 12px 14px;
    color: #ffffff;
    font-size: 15px;
    outline: none;
    transition: border-color 0.2s;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: #38bdf8;
}

.profit-preview {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 10px;
    padding: 12px;
    margin: 14px 0;
    text-align: center;
}
.profit-preview .amount {
    font-size: 20px;
    font-weight: 700;
    color: var(--success-color);
}

/* Leaderboard */
.rank-item {
    background: var(--tg-theme-secondary-bg-color);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 12px 14px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.rank-item.top-1 { border-color: #f59e0b; background: rgba(245, 158, 11, 0.08); }
.rank-item.top-2 { border-color: #94a3b8; }
.rank-item.top-3 { border-color: #b45309; }

.rank-badge {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 13px;
    background: #334155;
    margin-right: 10px;
}
.top-1 .rank-badge { background: #f59e0b; color: #000; }
.top-2 .rank-badge { background: #cbd5e1; color: #000; }
.top-3 .rank-badge { background: #d97706; color: #fff; }

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #0f172a;
    border-top: 1px solid var(--card-border);
    display: flex;
    justify-content: space-around;
    padding: 8px 0;
    z-index: 50;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    color: var(--tg-theme-hint-color);
    text-decoration: none;
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px 12px;
}

.nav-item.active {
    color: #38bdf8;
}

.nav-icon {
    font-size: 20px;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: none;
    align-items: flex-end;
    z-index: 100;
}
.modal-overlay.active {
    display: flex;
}
.modal-sheet {
    background: #1e293b;
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
    padding: 20px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border-top: 1px solid var(--card-border);
    animation: slideUp 0.25s ease-out;
}
@keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}