/* WhatsApp Admin Dashboard Styles */

:root {
    /* Colors */
    --primary: #25D366;
    --primary-dark: #128C7E;
    --primary-light: #DCF8C6;
    --secondary: #075E54;
    --accent: #34B7F1;
    
    /* Neutrals */
    --bg-dark: #0a0f1a;
    --bg-card: #111827;
    --bg-card-hover: #1a2332;
    --border: #1f2937;
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    /* Status */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Sizing */
    --sidebar-width: 260px;
    --header-height: 70px;
    --radius: 12px;
    --radius-sm: 8px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(37, 211, 102, 0.3);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid var(--border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

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

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s ease;
    font-weight: 500;
}

.nav-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

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

.nav-item.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: var(--shadow-glow);
}

.sidebar-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
}

.api-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--error);
    animation: pulse 2s infinite;
}

.api-status.connected .status-dot {
    background: var(--success);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    height: var(--header-height);
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 8px;
}

.menu-toggle svg {
    width: 24px;
    height: 24px;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 600;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

.btn svg {
    width: 16px;
    height: 16px;
}

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

.btn-primary:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

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

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--error) 0%, #dc2626 100%);
    color: white;
}

.btn-icon {
    padding: 8px;
}

/* Content */
.content {
    flex: 1;
    padding: 24px;
}

.section {
    display: none;
}

.section.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

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

.stat-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon svg {
    width: 28px;
    height: 28px;
}

.stat-icon.accounts {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(59, 130, 246, 0.1) 100%);
    color: var(--info);
}

.stat-icon.ready {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(16, 185, 129, 0.1) 100%);
    color: var(--success);
}

.stat-icon.pending {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2) 0%, rgba(245, 158, 11, 0.1) 100%);
    color: var(--warning);
}

.stat-icon.uptime {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2) 0%, rgba(139, 92, 246, 0.1) 100%);
    color: #8b5cf6;
}

.stat-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Card */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h2 {
    font-size: 1.125rem;
    font-weight: 600;
}

.card-body {
    padding: 24px;
}

/* Accounts List */
.accounts-list, .accounts-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.accounts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

.account-card {
    background: var(--bg-card-hover);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all 0.2s ease;
}

.account-card:hover {
    border-color: var(--primary);
}

.account-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 600;
    color: white;
    flex-shrink: 0;
}

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

.account-name {
    font-weight: 600;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.account-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 500;
}

.account-status.ready {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.account-status.qr_pending {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.account-status.disconnected {
    background: rgba(107, 114, 128, 0.15);
    color: var(--text-muted);
}

.account-status.connecting, .account-status.loading {
    background: rgba(59, 130, 246, 0.15);
    color: var(--info);
}

.account-status.error, .account-status.auth_failed {
    background: rgba(239, 68, 68, 0.15);
    color: var(--error);
}

.account-actions {
    display: flex;
    gap: 8px;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 24px;
}

.message-form {
    max-width: 600px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-state svg {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state p {
    margin-bottom: 16px;
}

.empty-state.small {
    padding: 24px;
}

.empty-state.small svg {
    width: 40px;
    height: 40px;
}

/* Contacts List */
.contacts-list {
    max-height: 500px;
    overflow-y: auto;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    transition: background 0.2s ease;
    cursor: pointer;
}

.contact-item:hover {
    background: var(--bg-card-hover);
}

.contact-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: white;
    flex-shrink: 0;
}

.contact-info {
    flex: 1;
}

.contact-name {
    font-weight: 500;
    margin-bottom: 2px;
}

.contact-number {
    font-size: 0.825rem;
    color: var(--text-muted);
}

/* Chat History */
.chat-history {
    max-height: 400px;
    overflow-y: auto;
    padding: 16px;
    background: var(--bg-dark);
    border-radius: var(--radius-sm);
}

.chat-message {
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
}

.chat-message.sent {
    align-items: flex-end;
}

.chat-message.received {
    align-items: flex-start;
}

.chat-bubble {
    max-width: 70%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.9rem;
}

.chat-message.sent .chat-bubble {
    background: var(--primary-dark);
    color: white;
    border-bottom-right-radius: 4px;
}

.chat-message.received .chat-bubble {
    background: var(--bg-card-hover);
    border-bottom-left-radius: 4px;
}

.chat-time {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
    animation: fadeIn 0.2s ease;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 100%;
    max-width: 450px;
    max-height: 90vh;
    overflow: auto;
    animation: slideUp 0.3s ease;
}

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

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    transition: color 0.2s ease;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

/* QR Modal */
.qr-modal {
    max-width: 380px;
}

.qr-container {
    text-align: center;
}

.qr-code {
    background: white;
    padding: 20px;
    border-radius: var(--radius);
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 260px;
}

.qr-code img {
    max-width: 220px;
    height: auto;
}

.qr-instruction {
    margin-top: 16px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Loader */
.loader {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Toast */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 280px;
    max-width: 400px;
    animation: slideIn 0.3s ease;
    box-shadow: var(--shadow-lg);
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(100%); }
    to { opacity: 1; transform: translateX(0); }
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--error);
}

.toast.warning {
    border-left: 4px solid var(--warning);
}

.toast.info {
    border-left: 4px solid var(--info);
}

.toast-message {
    flex: 1;
    font-size: 0.9rem;
}

/* Account Select */
.account-select {
    padding: 8px 16px;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
}

/* Utilities */
.mt-4 {
    margin-top: 24px;
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .menu-toggle {
        display: block;
    }
}

@media (max-width: 640px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .header {
        padding: 0 16px;
    }
    
    .content {
        padding: 16px;
    }
    
    .card-header,
    .card-body {
        padding: 16px;
    }
    
    .accounts-grid {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Queue Section Styles */
.queue-stats-secondary {
    grid-template-columns: repeat(2, 1fr);
    max-width: 500px;
}

.stat-icon.processing {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(59, 130, 246, 0.1) 100%);
    color: var(--info);
}

.stat-icon.error {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2) 0%, rgba(239, 68, 68, 0.1) 100%);
    color: var(--error);
}

.queue-filters {
    display: flex;
    gap: 12px;
    align-items: center;
}

/* Queue Table */
.queue-table-container {
    overflow-x: auto;
}

.queue-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.queue-table th,
.queue-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.queue-table th {
    background: var(--bg-dark);
    font-weight: 600;
    color: var(--text-secondary);
    white-space: nowrap;
}

.queue-table tr:hover td {
    background: var(--bg-card-hover);
}

.queue-table td {
    vertical-align: middle;
}

.queue-table .message-cell {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.queue-table .empty-cell {
    text-align: center;
    color: var(--text-muted);
    padding: 40px;
}

/* Status Badges for Queue */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 500;
}

.status-badge.pending {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.status-badge.processing {
    background: rgba(59, 130, 246, 0.15);
    color: var(--info);
}

.status-badge.completed {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.status-badge.failed {
    background: rgba(239, 68, 68, 0.15);
    color: var(--error);
}

.queue-number {
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
}

.queue-id {
    font-weight: 600;
    color: var(--primary);
}

.queue-date {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.queue-type {
    text-transform: uppercase;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 4px;
    background: var(--bg-dark);
    color: var(--text-secondary);
}