/* ============================================
   ULTIMATE SPORTS AI - CLEAN STYLES
   ============================================ */

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --primary: #10b981;
    --primary-dark: #059669;
    --secondary: #6366f1;
    --accent: #f59e0b;
    --danger: #ef4444;
    --success: #22c55e;
    --warning: #f59e0b;
    
    /* Backgrounds */
    --bg-primary: #0a0e14;
    --bg-secondary: #151922;
    --bg-tertiary: #1f2937;
    --bg-card: #1e293b;
    
    /* Text */
    --text-primary: #ffffff;
    --text-secondary: #a8b3cf;
    --text-muted: #6b7280;
    
    /* Borders */
    --border-color: rgba(255, 255, 255, 0.1);
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-osx-font-smoothing: grayscale;
    /* Apple App Store Readiness: Safe Area Handling */
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
}

/* ============================================
   LOADING OVERLAY
   ============================================ */

.app-loader {
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.app-loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(16, 185, 129, 0.1);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-lg);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loader-content h2 {
    color: var(--primary);
    font-size: 24px;
    font-weight: 800;
    margin: 0;
    letter-spacing: -0.02em;
}

.loader-content p {
    color: var(--text-secondary);
    font-size: 14px;
    margin: var(--spacing-sm) 0 0;
    font-weight: 500;
}

/* ============================================
   APP STRUCTURE
   ============================================ */

#app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ============================================
   TOP APP BAR
   ============================================ */

.app-bar {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md);
    padding-top: calc(var(--spacing-md) + env(safe-area-inset-top));
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    flex-wrap: wrap;
}

.header-balance {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 700;
    color: var(--accent);
    cursor: pointer;
    transition: var(--transition);
}

.header-balance:hover {
    background: rgba(245, 158, 11, 0.2);
    transform: translateY(-1px);
}

.header-balance i {
    font-size: 14px;
    filter: drop-shadow(0 0 5px rgba(245, 158, 11, 0.5));
}

.header-balance .balance-amount {
    font-size: 14px;
    letter-spacing: 0.5px;
}

.buy-coins-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 700;
    color: white;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.buy-coins-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
}

.buy-coins-btn:active {
    transform: translateY(0);
}

.buy-coins-btn i {
    font-size: 16px;
}

/* VIP Subscription Button */
.vip-subscription-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #0f172a;
    border: none;
    padding: 8px 16px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(251, 191, 36, 0.3);
}

.vip-subscription-btn:hover {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(251, 191, 36, 0.5);
}

.vip-subscription-btn:active {
    transform: translateY(0);
}

.vip-subscription-btn i {
    font-size: 16px;
}

@media (max-width: 768px) {
    .buy-coins-btn span {
        display: none;
    }
    
    .buy-coins-btn {
        padding: 8px 12px;
        border-radius: 50%;
        width: 40px;
        height: 40px;
        justify-content: center;
    }
    
    .vip-subscription-btn span {
        display: none;
    }
    
    .vip-subscription-btn {
        padding: 8px 12px;
        border-radius: 50%;
        width: 40px;
        height: 40px;
        justify-content: center;
    }
    
    .app-bar .global-search-container {
        order: 3;
        width: 100%;
        margin-top: 8px;
    }
}

.app-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.app-logo {
    width: 32px;
    height: 32px;
    border-radius: 8px;
}

.app-bar-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.icon-button {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: 8px;
    transition: var(--transition);
    position: relative;
    font-size: 20px;
}

.icon-button:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.notification-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    background: var(--danger);
    color: white;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

/* ============================================
   DRAWER NAVIGATION
   ============================================ */

.drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 200;
}

.drawer-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.drawer {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 300px;
    background: var(--bg-card);
    border-right: 1px solid var(--border-color);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 201;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.drawer.active {
    transform: translateX(0);
}

.drawer-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.user-profile-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.user-avatar {
    font-size: 48px;
    color: var(--primary);
}

.user-info h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.user-tier {
    font-size: 12px;
    font-weight: 600;
    margin: var(--spacing-xs) 0 0;
    padding: 4px 12px;
    border-radius: 12px;
    display: inline-block;
}

.user-tier.tier-free {
    background: linear-gradient(135deg, #6b7280, #4b5563);
    color: white;
}

.user-tier.tier-pro {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

.user-tier.tier-vip {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #333;
}

.upgrade-button {
    width: 100%;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.upgrade-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.drawer-menu {
    flex: 1;
    padding: var(--spacing-md);
}

.menu-section {
    margin-bottom: var(--spacing-lg);
}

.menu-section-title {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.menu-item {
    width: 100%;
    padding: var(--spacing-md);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 8px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    text-align: left;
}

.menu-item i {
    width: 20px;
    text-align: center;
}

.menu-item:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.menu-item.active {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(99, 102, 241, 0.1) 100%);
    color: var(--primary);
}

.badge {
    margin-left: auto;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-pro {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.badge-live {
    background: var(--danger);
    color: white;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ============================================
   MAIN CONTENT
   ============================================ */

.main-content {
    flex: 1;
    min-height: calc(100vh - 60px - 80px);
    padding-bottom: 80px;
    overflow-y: auto;
    overflow-x: hidden;
}

.page {
    display: none;
    animation: fadeIn 0.3s ease;
    min-height: 100%;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.page-header {
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
}

.gradient-header {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(99, 102, 241, 0.1) 100%);
}

.page-header h1 {
    font-size: 28px;
    font-weight: 800;
    margin: 0 0 var(--spacing-sm);
    letter-spacing: -0.02em;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 16px;
    margin: 0;
}

.content-container {
    padding: var(--spacing-lg);
}

.loading-text {
    text-align: center;
    color: var(--text-secondary);
    padding: var(--spacing-xl);
}

/* ============================================
   QUICK ACTIONS
   ============================================ */

.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
}

.quick-action-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-lg);
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.quick-action-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.quick-action-icon {
    font-size: 36px;
    margin-bottom: var(--spacing-md);
    color: var(--primary);
}

.quick-action-card h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 var(--spacing-xs);
}

.quick-action-card p {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
}

/* ============================================
   STATS GRID
   ============================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.stat-icon {
    font-size: 32px;
    color: var(--primary);
}

.stat-info h4 {
    font-size: 24px;
    font-weight: 700;
    margin: 0;
}

.stat-info p {
    font-size: 14px;
    color: var(--text-secondary);
    margin: var(--spacing-xs) 0 0;
}

/* ============================================
   AUTH PAGE
   ============================================ */

.auth-container {
    max-width: 450px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-logo {
    width: 80px;
    height: 80px;
    border-radius: 16px;
    margin-bottom: var(--spacing-lg);
}

.auth-header h1 {
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 var(--spacing-sm);
}

.auth-header p {
    color: var(--text-secondary);
    font-size: 14px;
    margin: 0;
}

.auth-form {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: var(--spacing-xl);
}

.auth-form h2 {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 var(--spacing-lg);
    text-align: center;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

.form-group input {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-group input:invalid:not(:placeholder-shown) {
    border-color: var(--danger);
}

.form-group input:valid:not(:placeholder-shown) {
    border-color: var(--success);
}

.auth-divider {
    text-align: center;
    margin: var(--spacing-lg) 0;
    position: relative;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-color);
}

.auth-divider span {
    background: var(--bg-card);
    padding: 0 var(--spacing-md);
    color: var(--text-muted);
    font-size: 12px;
    position: relative;
}

.oauth-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.auth-switch {
    text-align: center;
    margin-top: var(--spacing-lg);
    font-size: 14px;
    color: var(--text-secondary);
}

.auth-switch a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.btn-block {
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--bg-card);
}

.btn-oauth {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-oauth:hover {
    background: var(--bg-card);
}

/* ============================================
   PRICING
   ============================================ */

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: var(--spacing-xl);
    position: relative;
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary);
}

.featured-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 4px 16px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
}

.pricing-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 var(--spacing-md);
    text-align: center;
}

.price {
    font-size: 48px;
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.price span {
    font-size: 16px;
    color: var(--text-secondary);
}

.features {
    list-style: none;
    margin: 0 0 var(--spacing-lg);
}

.features li {
    padding: var(--spacing-sm) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 14px;
}

.features i {
    color: var(--success);
}

/* ============================================
   BOTTOM NAVIGATION
   ============================================ */

.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-around;
    padding: var(--spacing-sm);
    padding-bottom: max(var(--spacing-sm), env(safe-area-inset-bottom));
    z-index: 100;
    height: 80px;
}

.bottom-nav-item {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    transition: var(--transition);
    flex: 1;
    max-width: 100px;
}

.bottom-nav-item i {
    font-size: 20px;
}

.bottom-nav-item.active {
    color: var(--primary);
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */

#toast-container {
    position: fixed;
    bottom: 150px; /* Increased from 100px to avoid taskbar/nav */
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000; /* Increased z-index */
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-width: 400px;
    width: 90%;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.toast.success {
    border-color: var(--success);
}

.toast.error {
    border-color: var(--danger);
}

/* ============================================
   PASSWORD RESET - CODE INPUT
   ============================================ */

.code-input {
    width: 48px;
    height: 56px;
    font-size: 24px;
    font-weight: 600;
    text-align: center;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    transition: all 0.2s ease;
    font-family: 'Inter', sans-serif;
}

.code-input:hover {
    border-color: var(--primary);
}

.code-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.code-input::placeholder {
    color: var(--text-muted);
    opacity: 0.5;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .app-title span {
        display: none;
    }
    
    .quick-actions {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 768px) {
    .bottom-nav {
        display: none;
    }
}

/* ============================================
   PROFILE PAGE STYLES
   ============================================ */

.profile-page-wrapper {
    padding: 20px;
    max-width: 1400px;
    margin: 0 auto;
}

/* Profile Header Card */
.profile-header-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.profile-header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.profile-avatar-large {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
    flex-shrink: 0;
}

.profile-user-info h1 {
    font-size: 28px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.profile-email {
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.profile-tier-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 14px;
}

.profile-tier-badge.tier-free {
    background: linear-gradient(135deg, #6b7280, #4b5563);
    color: white;
}

.profile-tier-badge.tier-pro {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

.profile-tier-badge.tier-vip {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #333;
}

.profile-header-right {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.btn-upgrade {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.btn-upgrade:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 12px 24px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Stats Grid */
.profile-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.stat-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
}

.stat-info h3 {
    font-size: 32px;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-info p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Tier Limits Card */
.tier-limits-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 30px;
}

.tier-limits-card h2 {
    color: var(--text-primary);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
}

.limits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.limit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.limit-item i {
    color: var(--primary);
    font-size: 20px;
}

.limit-item span {
    color: var(--text-secondary);
    font-size: 14px;
}

.limit-item strong {
    color: var(--text-primary);
}

/* Game Stats Section */
.game-stats-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 30px;
}

.game-stats-section h2 {
    color: var(--text-primary);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
}

.game-stats-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.game-stat-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.game-stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.game-stat-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.game-stat-card h3 {
    color: var(--text-primary);
    font-size: 16px;
    margin-bottom: 16px;
}

.game-stat-numbers {
    display: flex;
    justify-content: space-around;
    gap: 12px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Achievements Section */
.achievements-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 30px;
}

.achievements-section h2 {
    color: var(--text-primary);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
}

.locked-feature {
    text-align: center;
    padding: 60px 20px;
}

.locked-feature i {
    font-size: 64px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.locked-feature p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 16px;
}

.btn-upgrade-small {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-upgrade-small:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.4);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.achievement-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.achievement-card.unlocked {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.05));
}

.achievement-card.locked {
    opacity: 0.5;
}

.achievement-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.achievement-info h4 {
    color: var(--text-primary);
    font-size: 16px;
    margin-bottom: 4px;
}

.achievement-info p {
    color: var(--text-secondary);
    font-size: 12px;
}

.achievement-check {
    position: absolute;
    top: 12px;
    right: 12px;
    color: var(--success);
    font-size: 20px;
}

.achievement-card.locked i {
    color: var(--text-muted);
}

/* Activity Section */
.activity-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
}

.activity-section h2 {
    color: var(--text-primary);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
}

.activity-feed {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.activity-item {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.activity-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.activity-icon.win {
    background: linear-gradient(135deg, var(--success), #16a34a);
    color: white;
}

.activity-icon.loss {
    background: linear-gradient(135deg, var(--danger), #dc2626);
    color: white;
}

.activity-details {
    flex: 1;
}

.activity-details h4 {
    color: var(--text-primary);
    font-size: 16px;
    margin-bottom: 4px;
}

.activity-details p {
    color: var(--text-secondary);
    font-size: 14px;
}

.activity-time {
    color: var(--text-muted);
    font-size: 12px;
}

.no-data {
    text-align: center;
    color: var(--text-secondary);
    padding: 40px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .profile-header-card {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .profile-header-left {
        width: 100%;
    }
    
    .profile-header-right {
        width: 100%;
        justify-content: stretch;
    }
    
    .profile-header-right button {
        flex: 1;
        justify-content: center;
    }
    
    .profile-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .game-stats-cards {
        grid-template-columns: 1fr;
    }
    
    .limits-grid {
        grid-template-columns: 1fr;
    }
    
    .achievements-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
}