:root {
    --tg-theme-bg-color: #1a1a2e;
    --tg-theme-text-color: #e0e0e0;
    --tg-theme-hint-color: #888;
    --tg-theme-link-color: #7b61ff;
    --tg-theme-button-color: #7b61ff;
    --tg-theme-button-text-color: #ffffff;
    --tg-theme-secondary-bg-color: #16213e;
    --accent: #7b61ff;
    --accent-light: #9d87ff;
    --success: #4caf50;
    --error: #f44336;
    --warning: #ff9800;
    --card-bg: rgba(255,255,255,0.05);
    --border: rgba(255,255,255,0.1);
    --radius: 16px;
    --shadow: 0 4px 24px rgba(0,0,0,0.3);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--tg-theme-bg-color);
    color: var(--tg-theme-text-color);
    min-height: 100vh;
    font-size: 14px;
    line-height: 1.5;
}

.container { max-width: 480px; margin: 0 auto; padding: 16px; }

/* Header */
.header {
    text-align: center;
    padding: 24px 16px 16px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}
.header h1 {
    font-size: 22px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.header p { color: var(--tg-theme-hint-color); font-size: 12px; margin-top: 4px; }

/* PUBG Version Selector */
.pubg-selector {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 16px 16px 8px;
    scrollbar-width: none;
}
.pubg-selector::-webkit-scrollbar { display: none; }
.pubg-btn {
    white-space: nowrap;
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: var(--card-bg);
    color: var(--tg-theme-text-color);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    flex-shrink: 0;
}
.pubg-btn:hover, .pubg-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

/* Config Cards */
.configs-section { padding: 8px 16px 80px; }
.section-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--tg-theme-text-color);
}
.config-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 12px;
    transition: transform 0.2s, box-shadow 0.2s;
}
.config-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }

.config-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 8px; }
.config-name { font-size: 16px; font-weight: 700; }
.config-badge {
    font-size: 11px;
    padding: 3px 10px;
    border-radius: 12px;
    font-weight: 600;
}
.badge-free { background: rgba(76, 175, 80, 0.2); color: #4caf50; border: 1px solid #4caf50; }
.badge-paid { background: rgba(123, 97, 255, 0.2); color: var(--accent-light); border: 1px solid var(--accent); }
.badge-purchased { background: rgba(76, 175, 80, 0.2); color: #4caf50; border: 1px solid #4caf50; }

.config-meta { display: flex; gap: 12px; margin-bottom: 8px; flex-wrap: wrap; }
.config-meta span {
    font-size: 11px;
    color: var(--tg-theme-hint-color);
    display: flex;
    align-items: center;
    gap: 4px;
}
.config-desc { font-size: 13px; color: var(--tg-theme-hint-color); margin-bottom: 10px; line-height: 1.4; }

.features { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.feature-tag {
    font-size: 11px;
    padding: 3px 10px;
    background: rgba(255,255,255,0.08);
    border-radius: 12px;
    color: var(--tg-theme-hint-color);
}

.config-footer { display: flex; justify-content: space-between; align-items: center; }
.config-price { font-size: 18px; font-weight: 700; color: var(--accent-light); }
.config-price.free { color: var(--success); font-size: 14px; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: 12px;
    border: none;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    color: white;
}
.btn-primary { background: var(--accent); }
.btn-primary:hover { background: var(--accent-light); transform: scale(1.02); }
.btn-success { background: var(--success); }
.btn-success:hover { filter: brightness(1.1); }
.btn-danger { background: var(--error); }
.btn-secondary {
    background: rgba(255,255,255,0.1);
    color: var(--tg-theme-text-color);
    border: 1px solid var(--border);
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.btn-sm { padding: 7px 14px; font-size: 12px; }

/* Payment page */
.payment-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    margin: 16px;
}
.payment-amount { font-size: 32px; font-weight: 800; color: var(--accent-light); margin: 12px 0; }
.payment-status {
    padding: 12px 24px;
    border-radius: 12px;
    margin: 16px 0;
    font-weight: 600;
}
.status-pending { background: rgba(255,152,0,0.15); color: #ff9800; border: 1px solid #ff9800; }
.status-success { background: rgba(76,175,80,0.15); color: #4caf50; border: 1px solid #4caf50; }
.status-failed { background: rgba(244,67,54,0.15); color: #f44336; border: 1px solid #f44336; }

/* Loading */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    gap: 16px;
    color: var(--tg-theme-hint-color);
}
.spinner {
    width: 40px; height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Empty state */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--tg-theme-hint-color);
}
.empty-state svg { opacity: 0.3; margin-bottom: 16px; }
.empty-state h3 { font-size: 16px; margin-bottom: 8px; }

/* Profile */
.profile-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin: 16px;
}
.profile-avatar {
    width: 60px; height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    display: flex; align-items: center; justify-content: center;
    font-size: 24px;
    margin: 0 auto 12px;
}
.profile-name { text-align: center; font-size: 18px; font-weight: 700; }
.profile-id { text-align: center; font-size: 12px; color: var(--tg-theme-hint-color); margin-top: 4px; }

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}
.info-row:last-child { border-bottom: none; }
.info-label { color: var(--tg-theme-hint-color); font-size: 13px; }
.info-value { font-weight: 600; font-size: 13px; }

/* Nav */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0; right: 0;
    background: var(--tg-theme-secondary-bg-color);
    border-top: 1px solid var(--border);
    display: flex;
    z-index: 100;
    backdrop-filter: blur(10px);
}
.nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px 8px;
    text-decoration: none;
    color: var(--tg-theme-hint-color);
    font-size: 11px;
    gap: 4px;
    transition: color 0.2s;
}
.nav-item.active, .nav-item:hover { color: var(--accent-light); }
.nav-item svg { width: 22px; height: 22px; }

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 12px;
    margin: 8px 16px;
    font-size: 13px;
}
.alert-error { background: rgba(244,67,54,0.15); border: 1px solid rgba(244,67,54,0.3); color: #f44336; }
.alert-success { background: rgba(76,175,80,0.15); border: 1px solid rgba(76,175,80,0.3); color: #4caf50; }
.alert-info { background: rgba(33,150,243,0.15); border: 1px solid rgba(33,150,243,0.3); color: #2196f3; }

/* File size */
.file-size { font-size: 11px; color: var(--tg-theme-hint-color); }

/* Responsive */
@media (max-width: 380px) {
    .config-name { font-size: 14px; }
    .payment-amount { font-size: 26px; }
}