/**
 * SERVER CARDS v3.0
 * Clean, modern, responsive server cards
 * Používa CSS premenné z design-system.css
 */

/* ============================================ */
/* SERVER CARD - Modern Grid Layout            */
/* BACKWARD COMPATIBLE - používa pôvodné triedy */
/* ============================================ */
.servers-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    max-width: 1280px;
    margin: 0 auto;
}

.server-card {
    display: grid;
    grid-template-columns: auto auto 1fr auto;
    grid-template-areas: "rank banner info vote";
    gap: var(--space-4);
    align-items: center;
    
    padding: var(--space-5);
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-lg);
    
    transition: all var(--transition-base);
    margin-bottom: var(--space-6) !important;
}

.server-card:last-child {
    margin-bottom: 0 !important;
}

.server-card:hover {
    background: var(--color-bg-surface-hover);
    border-color: var(--color-border-strong);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Rank Badge */
.server-card .rank-badge {
    grid-area: rank;
    
    display: flex;
    align-items: center;
    justify-content: center;
    
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-700));
    border-radius: var(--radius-md);
    
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-extrabold);
    color: white;
    
    box-shadow: var(--shadow-md);
}

/* Banner */
.server-card .banner-container {
    grid-area: banner;
    
    width: 240px;
    height: 36px;
    flex-shrink: 0;
    
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.server-card .banner-container img,
.server-card .banner-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity var(--transition-fast);
}

.server-card .banner-container img:hover,
.server-card .banner-img:hover {
    opacity: 0.8;
}

.server-card .banner-placeholder {
    width: 100%;
    height: 100%;
    
    display: flex;
    align-items: center;
    justify-content: center;
    
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-700));
    border-radius: var(--radius-sm);
    
    font-size: var(--font-size-2xl);
    transition: opacity var(--transition-fast);
}

.server-card .banner-placeholder:hover {
    opacity: 0.8;
}

/* Info Section */
.server-card .info-section {
    grid-area: info;
    
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    
    min-width: 0; /* Allow text truncation */
}

.server-card .server-name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    
    text-decoration: none;
    transition: color var(--transition-fast);
    
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.server-card .server-name:hover {
    color: var(--color-primary-400);
}

/* Stats Row */
.server-card .stats-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;
}

.server-card .stat-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    
    padding: var(--space-2) var(--space-3);
    
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-sm);
    
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
    
    white-space: nowrap;
}

.server-card .stat-badge .icon {
    font-size: 0.875rem;
}

.server-card .stat-badge.ip {
    background: rgba(99, 102, 241, 0.15);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.server-card .stat-badge.ip:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
}

.server-card .stat-badge.ip code {
    font-family: 'SF Mono', 'Courier New', monospace;
    color: var(--color-primary-400);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-xs);
}

.server-card .stat-badge.ip .copy-btn {
    cursor: pointer;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.server-card .stat-badge.ip .copy-btn:hover {
    opacity: 1;
    color: var(--color-primary-400);
}

.server-card .stat-badge.online {
    background: var(--color-success-bg);
    border-color: rgba(34, 197, 94, 0.3);
}

.server-card .stat-badge.online .dot {
    width: 8px;
    height: 8px;
    background: var(--color-success-500);
    border-radius: var(--radius-full);
    animation: pulse-dot 2s infinite;
}

.server-card .stat-badge.online .status-text {
    color: var(--color-success-400);
    font-weight: var(--font-weight-semibold);
}

/* Offline Status */
.server-card .stat-badge.offline {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
}

.server-card .stat-badge.offline .dot {
    width: 8px;
    height: 8px;
    background: #ef4444;
    border-radius: var(--radius-full);
}

.server-card .stat-badge.offline .status-text {
    color: #f87171;
    font-weight: var(--font-weight-semibold);
}

/* Status Badge - generic for JS updates */
.server-card .status-badge.online {
    background: var(--color-success-bg);
    border-color: rgba(34, 197, 94, 0.3);
}

.server-card .status-badge.offline {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
}

/* Capacity Bar Colors */
.capacity-bar.low { background: #22c55e !important; }
.capacity-bar.medium { background: #f59e0b !important; }
.capacity-bar.high { background: #ef4444 !important; }

/* Players count hidden state */
.players-count.hidden { display: none; }

/* Game Modes */
.server-card .modes-row {
    display: inline-flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;
}

.server-card .mode-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    
    padding: var(--space-1) var(--space-3);
    
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(99, 102, 241, 0.15));
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: var(--radius-sm);
    
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: #c4b5fd;
    
    white-space: nowrap;
}

.server-card .mode-badge .icon {
    font-size: 0.8rem;
}

/* Vote Container */
.server-card .vote-container {
    grid-area: vote;
    
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    align-items: flex-end;
    
    width: 140px;
    flex-shrink: 0;
    padding-left: var(--space-4);
    border-left: 1px solid var(--color-border-default);
}

.server-card .vote-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    
    padding: var(--space-2) var(--space-3);
    
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-sm);
    
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
}

.server-card .vote-info .icon {
    color: var(--color-primary-400);
}

.server-card .vote-btn {
    width: 100%;
    min-width: 120px;
    padding: var(--space-3) var(--space-4);
    
    background: linear-gradient(135deg, var(--color-success-500), #059669);
    border: none;
    border-radius: var(--radius-md);
    
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    color: white;
    
    cursor: pointer;
    transition: all var(--transition-fast);
    
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.server-card .vote-btn:hover {
    transform: scale(1.03);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.server-card .vote-btn:active {
    transform: scale(0.98);
}

.server-card .vote-btn.disabled {
    background: linear-gradient(135deg, #6b7280, #4b5563);
    cursor: not-allowed;
    box-shadow: none;
}

.server-card .vote-btn.disabled:hover {
    transform: none;
}

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

/* Tablet */
@media (max-width: 1024px) {
    .server-card {
        grid-template-columns: auto 1fr auto;
        grid-template-areas:
            "rank info vote"
            "banner banner banner";
        gap: var(--space-3);
    }
    
    .server-card .banner-container {
        width: 100%;
        height: 48px;
    }
    
    .server-card .vote-container {
        border-left: none;
        padding-left: 0;
    }
}

/* Mobile */
@media (max-width: 640px) {
    .server-card {
        grid-template-columns: 1fr;
        grid-template-areas:
            "rank"
            "banner"
            "info"
            "vote";
        gap: var(--space-3);
    }
    
    .server-card .rank-badge {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-lg);
    }
    
    .server-card .banner-container {
        width: 100%;
        height: 56px;
    }
    
    .server-card .vote-container {
        width: 100%;
        align-items: stretch;
        border-left: none;
        padding-left: 0;
    }
    
    .server-card .vote-btn {
        width: 100%;
    }
    
    .server-card .vote-info {
        justify-content: center;
    }
}

/* ============================================ */
/* EMPTY STATE                                  */
/* ============================================ */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    
    max-width: 36rem;
    margin: 0 auto;
    padding: var(--space-12);
    
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-xl);
    
    text-align: center;
}

.empty-state .icon {
    font-size: 4rem;
    margin-bottom: var(--space-4);
}

.empty-state .title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.empty-state .description {
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
}

/* ============================================ */
/* UTILITIES                                    */
/* ============================================ */
.copy-animation {
    animation: copied 0.5s ease;
}

@keyframes copied {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}