/* ─── Konverzacije tab ─────────────────────────────────────────────── */
.chat-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 22px;
    height: calc(100vh - 140px);
    min-height: 520px;
}

.chat-sidebar {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-sidebar-header {
    padding: 18px 20px;
    border-bottom: 1px solid var(--border);
}

.chat-sidebar-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
}

.chat-list {
    flex: 1;
    overflow-y: auto;
    list-style: none;
    padding: 8px;
}

.chat-list-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition);
}

.chat-list-item:hover {
    background: rgba(255, 255, 255, 0.06);
}

.chat-list-item.active {
    background: rgba(37, 99, 235, 0.15);
}

.chat-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
}

.chat-info {
    flex: 1;
    min-width: 0;
}

.chat-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chat-phone {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.chat-count {
    font-size: 0.78rem;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
    padding: 2px 8px;
    border-radius: 999px;
}

.chat-main {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-header {
    padding: 16px 22px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
}

.chat-header-info h4 {
    font-size: 1.05rem;
    font-weight: 700;
}

.chat-header-info p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.chat-actions {
    margin-left: auto;
    display: flex;
    gap: 10px;
    align-items: center;
}

.chat-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.chat-action-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(0,0,0,0.08);
}

.chat-action-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-delete {
    background: rgba(239, 68, 68, 0.15);
    color: #991b1b;
    border-color: rgba(239, 68, 68, 0.25);
}

.btn-delete:hover:not(:disabled) {
    background: rgba(239, 68, 68, 0.2);
}

.btn-block {
    background: rgba(245, 158, 11, 0.15);
    color: #9a3412;
    border-color: rgba(245, 158, 11, 0.25);
}

.btn-block:hover:not(:disabled) {
    background: rgba(245, 158, 11, 0.25);
}

.btn-block.btn-unblock {
    background: rgba(16, 185, 129, 0.15);
    color: #065f46;
    border-color: rgba(16, 185, 129, 0.2);
}

.btn-block.btn-unblock:hover:not(:disabled) {
    background: rgba(16, 185, 129, 0.2);
}

.blocked-badge {
    display: inline-block;
    background: rgba(239, 68, 68, 0.2);
    color: #991b1b;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 22px;
    background: rgba(255, 255, 255, 0.06);
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.message {
    max-width: 75%;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.message-bubble {
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 0.95rem;
    line-height: 1.45;
    box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}

.message.user {
    align-self: flex-start;
}

.message.user .message-bubble {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text);
    border-bottom-left-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.message.assistant {
    align-self: flex-end;
}

.message.assistant .message-bubble {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.22) 0%, rgba(16, 185, 129, 0.3) 100%);
    color: var(--text);
    border-bottom-right-radius: 6px;
}

.message-time {
    font-size: 0.72rem;
    color: var(--text-secondary);
    align-self: flex-end;
}

.message.user .message-time {
    align-self: flex-start;
}

.chat-empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-align: center;
    padding: 40px;
}

.chat-empty svg {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
    color: #cbd5e1;
}

@media (max-width: 900px) {
    .chat-layout {
        grid-template-columns: 1fr;
        height: auto;
    }

    .chat-sidebar {
        max-height: 320px;
    }

    .chat-main {
        min-height: 480px;
    }
}

/* ─── Svetla tema ──────────────────────────────────────────────────── */
[data-theme="light"] .chat-list-item:hover {
    background: var(--bg);
}

[data-theme="light"] .chat-list-item.active {
    background: rgba(37, 99, 235, 0.08);
}

[data-theme="light"] .chat-avatar {
    color: #fff;
}

[data-theme="light"] .chat-count {
    background: var(--bg);
    color: var(--text-secondary);
}

[data-theme="light"] .chat-messages {
    background: #f8fafc;
}

[data-theme="light"] .message.user .message-bubble {
    background: #fff;
    color: var(--text);
    border-color: var(--border);
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
}

[data-theme="light"] .message.assistant .message-bubble {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.10) 0%, rgba(16, 185, 129, 0.15) 100%);
    color: #065f46;
}

[data-theme="light"] .chat-empty svg {
    color: var(--text-muted);
}