/* Dashboard Styles - Chess Arena */

.dashboard-header {
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    border-bottom: 1px solid #2a2a3e;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
}

.logo img {
    width: 32px;
    height: 32px;
}

.logo h1 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.main-nav {
    display: flex;
    gap: 1rem;
    flex: 1;
    justify-content: center;
}

.nav-link {
    color: #a0a0a0;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.2s;
    font-weight: 500;
}

.nav-link:hover,
.nav-link.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
}

.user-info img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid #4a4a4a;
}

.dashboard-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.dashboard-section {
    display: none;
}

.dashboard-section.active {
    display: block;
}

.section-header {
    margin-bottom: 2rem;
}

.section-header h2 {
    margin: 0 0 0.5rem 0;
    color: #fff;
    font-size: 2rem;
}

.section-header p {
    margin: 0;
    color: #a0a0a0;
}

.section-controls {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.filter-select {
    padding: 0.5rem;
    border: 1px solid #4a4a4a;
    border-radius: 6px;
    background: #2a2a2a;
    color: #fff;
    font-size: 0.9rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: linear-gradient(135deg, #2a2a3e, #1e1e2e);
    border: 1px solid #3a3a4e;
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.stat-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
}

.stat-content h3 {
    margin: 0 0 0.5rem 0;
    color: #a0a0a0;
    font-size: 0.9rem;
    font-weight: 500;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    margin: 0;
}

.stat-change {
    font-size: 0.8rem;
    font-weight: 600;
    margin-top: 0.25rem;
}

.stat-change.positive {
    color: #4ade80;
}

.stat-change.negative {
    color: #f87171;
}

.stat-change.neutral {
    color: #a0a0a0;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.dashboard-card {
    background: linear-gradient(135deg, #2a2a3e, #1e1e2e);
    border: 1px solid #3a3a4e;
    border-radius: 12px;
    overflow: hidden;
}

.card-header {
    padding: 1.5rem;
    border-bottom: 1px solid #3a3a4e;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    margin: 0;
    color: #fff;
    font-size: 1.1rem;
}

.view-all-link {
    color: #4ade80;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
}

.view-all-link:hover {
    text-decoration: underline;
}

.card-content {
    padding: 1.5rem;
}

.games-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.game-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border: 1px solid #3a3a4e;
    transition: all 0.2s;
}

.game-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: #4a4a5e;
}

.game-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.game-players {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
    font-weight: 500;
}

.game-result {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.game-result.win {
    background: #4ade80;
    color: #000;
}

.game-result.loss {
    background: #f87171;
    color: #000;
}

.game-result.draw {
    background: #a0a0a0;
    color: #000;
}

.game-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
    color: #a0a0a0;
    font-size: 0.8rem;
}

.achievements-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.achievement-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border: 1px solid #3a3a4e;
}

.achievement-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
}

.achievement-info h4 {
    margin: 0 0 0.25rem 0;
    color: #fff;
    font-size: 0.9rem;
}

.achievement-info p {
    margin: 0;
    color: #a0a0a0;
    font-size: 0.8rem;
}

.achievement-date {
    color: #a0a0a0;
    font-size: 0.8rem;
    margin-left: auto;
}

.ranking-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.ranking-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border: 1px solid #3a3a4e;
    transition: all 0.2s;
}

.ranking-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: #4a4a5e;
}

.ranking-position {
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    min-width: 40px;
    text-align: center;
}

.ranking-position.top-3 {
    color: #ffd700;
}

.ranking-player {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
}

.ranking-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid #4a4a4a;
}

.ranking-info {
    display: flex;
    flex-direction: column;
}

.ranking-username {
    color: #fff;
    font-weight: 500;
    margin: 0;
}

.ranking-country {
    color: #a0a0a0;
    font-size: 0.8rem;
    margin: 0;
}

.ranking-stats {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
}

.ranking-rating {
    font-size: 1.1rem;
    font-weight: 700;
    color: #4ade80;
}

.ranking-games {
    color: #a0a0a0;
    font-size: 0.8rem;
}

.profile-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.profile-card {
    background: linear-gradient(135deg, #2a2a3e, #1e1e2e);
    border: 1px solid #3a3a4e;
    border-radius: 12px;
    padding: 2rem;
}

.profile-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.profile-avatar {
    position: relative;
}

.profile-avatar img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 3px solid #4a4a4a;
}

.change-avatar-btn {
    position: absolute;
    bottom: -5px;
    right: -5px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #4ade80;
    border: none;
    color: #000;
    font-size: 0.8rem;
    cursor: pointer;
}

.profile-info h3 {
    margin: 0 0 0.5rem 0;
    color: #fff;
    font-size: 1.5rem;
}

.profile-info p {
    margin: 0 0 0.25rem 0;
    color: #a0a0a0;
}

.profile-stats {
    margin-bottom: 2rem;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid #3a3a4e;
}

.stat-item:last-child {
    border-bottom: none;
}

.stat-label {
    color: #a0a0a0;
}

.stat-value {
    color: #fff;
    font-weight: 500;
}

.profile-actions {
    display: flex;
    gap: 1rem;
}

.profile-achievements h3 {
    color: #fff;
    margin-bottom: 1rem;
}

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

.achievement-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid #3a3a4e;
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    transition: all 0.2s;
}

.achievement-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: #4a4a5e;
}

.achievement-card-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.achievement-card h4 {
    margin: 0 0 0.5rem 0;
    color: #fff;
    font-size: 0.9rem;
}

.achievement-card p {
    margin: 0;
    color: #a0a0a0;
    font-size: 0.8rem;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.loading {
    text-align: center;
    color: #a0a0a0;
    padding: 2rem;
}

/* Modal styles */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal {
    background: linear-gradient(135deg, #2a2a3e, #1e1e2e);
    border: 1px solid #3a3a4e;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid #3a3a4e;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    color: #fff;
}

.modal-close {
    background: none;
    border: none;
    color: #a0a0a0;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    padding: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #fff;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #4a4a4a;
    border-radius: 6px;
    background: #2a2a2a;
    color: #fff;
    font-size: 0.9rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4ade80;
    box-shadow: 0 0 0 2px rgba(74, 222, 128, 0.2);
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .main-nav {
        order: 2;
        flex-wrap: wrap;
    }
    
    .user-menu {
        order: 1;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .profile-container {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}