/* Dashboard Layout */
:root {
    --primary-color: #2563eb;
    --secondary-color: #1e293b;
    --bg-color: #f3f4f6;
    --card-bg: #ffffff;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --sidebar-width: 260px;
}

body {
    background-color: var(--bg-color);
    font-family: 'Inter', sans-serif;
    margin: 0;
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.dashboard-sidebar {
    width: var(--sidebar-width);
    background: white;
    border-right: 1px solid #e5e7eb;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 50;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sidebar-logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sidebar-nav {
    padding: 1.5rem 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 0.5rem;
    transition: all 0.2s;
    font-weight: 500;
}

.nav-item:hover,
.nav-item.active {
    background-color: #eff6ff;
    color: var(--primary-color);
}

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

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid #e5e7eb;
}

.user-mini-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.user-avatar-small {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #e5e7eb;
    object-fit: cover;
}

.user-info-mini h4 {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.user-info-mini span {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Main Content */
.dashboard-main {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 2rem;
    max-width: 1600px;
}

.dashboard-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.page-title h1 {
    margin: 0;
    font-size: 1.8rem;
    color: var(--text-primary);
}

.page-title p {
    margin: 0.5rem 0 0;
    color: var(--text-secondary);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon.blue {
    background: #eff6ff;
    color: #2563eb;
}

.stat-icon.green {
    background: #ecfdf5;
    color: #10b981;
}

.stat-icon.purple {
    background: #f3e8ff;
    color: #9333ea;
}

.stat-icon.orange {
    background: #fff7ed;
    color: #f97316;
}

.stat-info h3 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.stat-info p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Content Grid */
.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
}

.dashboard-card {
    background: white;
    border-radius: 1rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.card-body {
    padding: 1.5rem;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

.dashboard-table {
    width: 100%;
    border-collapse: collapse;
}

.dashboard-table th,
.dashboard-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #f3f4f6;
}

.dashboard-table th {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 500;
}

.status-badge.pending {
    background: #fef3c7;
    color: #d97706;
}

.status-badge.completed {
    background: #d1fae5;
    color: #059669;
}

.status-badge.cancelled {
    background: #fee2e2;
    color: #dc2626;
}

.status-badge.open {
    background: #e0e7ff;
    color: #4338ca;
}

.status-badge.resolved {
    background: #dcfce7;
    color: #166534;
}

.status-badge.under-review {
    background: #fef9c3;
    color: #854d0e;
}

/* Priority Badges */
.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
}

.badge-danger {
    background: #fee2e2;
    color: #dc2626;
}

.badge-success {
    background: #d1fae5;
    color: #059669;
}

.badge-warning {
    background: #fef3c7;
    color: #d97706;
}

.badge-info {
    background: #e0f2fe;
    color: #0369a1;
}

.badge-secondary {
    background: #f3f4f6;
    color: #4b5563;
}

/* Quick Actions */
.quick-actions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: #f9fafb;
    border-radius: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.2s;
    border: 1px solid #e5e7eb;
}

.action-btn:hover {
    background: white;
    border-color: var(--primary-color);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transform: translateY(-2px);
}

.action-btn i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.action-btn span {
    font-size: 0.9rem;
    font-weight: 500;
}

/* Action Buttons */
.action-buttons-container {
    display: flex;
    gap: 0.5rem;
}

.btn-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-icon:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.btn-icon.view {
    background-color: #3b82f6;
    color: white;
}

.btn-icon.view:hover {
    background-color: #2563eb;
}

.btn-icon.edit {
    background-color: #e2e8f0;
    color: #475569;
}

.btn-icon.edit:hover {
    background-color: #cbd5e1;
    color: #1e293b;
}

.btn-icon.delete {
    background-color: #ef4444;
    color: white;
}

.btn-icon.delete:hover {
    background-color: #dc2626;
}

/* Responsive */
@media (max-width: 1024px) {
    .stat-icon.purple {
        background: #f3e8ff;
        color: #9333ea;
    }

    .stat-icon.orange {
        background: #fff7ed;
        color: #f97316;
    }

    .stat-info h3 {
        margin: 0;
        font-size: 1.5rem;
        color: var(--text-primary);
    }

    .stat-info p {
        margin: 0;
        font-size: 0.9rem;
        color: var(--text-secondary);
    }

    /* Content Grid */
    .content-grid {
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: 1.5rem;
    }

    .dashboard-card {
        background: white;
        border-radius: 1rem;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
        overflow: hidden;
    }

    .card-header {
        padding: 1.25rem 1.5rem;
        border-bottom: 1px solid #e5e7eb;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .card-header h3 {
        margin: 0;
        font-size: 1.1rem;
        color: var(--text-primary);
    }

    .card-body {
        padding: 1.5rem;
    }

    /* Tables */
    .table-responsive {
        overflow-x: auto;
    }

    .dashboard-table {
        width: 100%;
        border-collapse: collapse;
    }

    .dashboard-table th,
    .dashboard-table td {
        padding: 1rem;
        text-align: left;
        border-bottom: 1px solid #f3f4f6;
    }

    .dashboard-table th {
        font-weight: 600;
        color: var(--text-secondary);
        font-size: 0.9rem;
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }

    .status-badge {
        padding: 0.25rem 0.75rem;
        border-radius: 9999px;
        font-size: 0.8rem;
        font-weight: 500;
    }

    .status-badge.pending {
        background: #fef3c7;
        color: #d97706;
    }

    .status-badge.completed {
        background: #d1fae5;
        color: #059669;
    }

    .status-badge.cancelled {
        background: #fee2e2;
        color: #dc2626;
    }

    /* Quick Actions */
    .quick-actions-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .action-btn {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 1.5rem;
        background: #f9fafb;
        border-radius: 0.75rem;
        text-decoration: none;
        color: var(--text-primary);
        transition: all 0.2s;
        border: 1px solid #e5e7eb;
    }

    .action-btn:hover {
        background: white;
        border-color: var(--primary-color);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
        transform: translateY(-2px);
    }

    .action-btn i {
        font-size: 1.5rem;
        color: var(--primary-color);
        margin-bottom: 0.5rem;
    }

    .action-btn span {
        font-size: 0.9rem;
        font-weight: 500;
    }

    /* Action Buttons */
    .action-buttons-container {
        display: flex;
        gap: 0.5rem;
    }

    .btn-icon {
        width: 32px;
        height: 32px;
        border-radius: 6px;
        display: flex;
        align-items: center;
        justify-content: center;
        border: none;
        cursor: pointer;
        transition: all 0.2s;
        text-decoration: none;
    }

    .btn-icon:hover {
        transform: translateY(-1px);
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }

    .btn-icon.view {
        background-color: #3b82f6;
        color: white;
    }

    .btn-icon.view:hover {
        background-color: #2563eb;
    }

    .btn-icon.edit {
        background-color: #e2e8f0;
        color: #475569;
    }

    .btn-icon.edit:hover {
        background-color: #cbd5e1;
        color: #1e293b;
    }

    .btn-icon.delete {
        background-color: #ef4444;
        color: white;
    }

    .btn-icon.delete:hover {
        background-color: #dc2626;
    }

    /* Responsive */
    @media (max-width: 1024px) {
        .content-grid {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 768px) {
        .dashboard-sidebar {
            transform: translateX(-100%);
        }

        .dashboard-sidebar.active {
            transform: translateX(0);
        }

        .dashboard-main {
            margin-left: 0;
            padding: 1rem;
        }
    }

    /* ========================================
   Messages Page Styles
   ======================================== */
    .messages-grid {
        display: grid;
        grid-template-columns: 380px 1fr;
        gap: 1.5rem;
        height: calc(100vh - 180px);
    }

    .card {
        background: white;
        border-radius: 1rem;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
        overflow: hidden;
        display: flex;
        flex-direction: column;
    }

    .conversations-card,
    .chat-card {
        height: 100%;
    }

    .search-box {
        position: relative;
        margin-top: 1rem;
    }

    .search-box i {
        position: absolute;
        left: 12px;
        top: 50%;
        transform: translateY(-50%);
        color: #9ca3af;
    }

    .search-box input {
        width: 100%;
        padding: 10px 12px 10px 36px;
        border: 1px solid #e5e7eb;
        border-radius: 8px;
        font-size: 0.9rem;
        outline: none;
    }

    .search-box input:focus {
        border-color: var(--primary-color);
    }

    .conversations-list {
        flex: 1;
        overflow-y: auto;
    }

    .conversation-item {
        display: flex;
        gap: 12px;
        padding: 16px 1.5rem;
        cursor: pointer;
        border-bottom: 1px solid #f3f4f6;
        transition: background 0.2s;
    }

    .conversation-item:hover {
        background: #f9fafb;
    }

    .conversation-item.active {
        background: #eff6ff;
        border-left: 3px solid var(--primary-color);
    }

    .conv-avatar {
        width: 48px;
        height: 48px;
        border-radius: 50%;
        object-fit: cover;
        flex-shrink: 0;
    }

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

    .conv-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 4px;
    }

    .conv-header h4 {
        margin: 0;
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--text-primary);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .conv-time {
        font-size: 0.75rem;
        color: var(--text-secondary);
        flex-shrink: 0;
    }

    .conv-product {
        font-size: 0.8rem;
        color: var(--primary-color);
        margin: 0 0 4px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .conv-last-message {
        margin: 0;
        font-size: 0.85rem;
        color: var(--text-secondary);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    /* Chat Area */
    .chat-empty-state {
        flex: 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        color: #9ca3af;
        padding: 40px;
    }

    .chat-empty-state i {
        font-size: 4rem;
        margin-bottom: 16px;
        opacity: 0.5;
    }

    .chat-empty-state h3 {
        margin: 0 0 8px;
        color: #6b7280;
    }

    .chat-empty-state p {
        margin: 0;
        font-size: 0.9rem;
    }

    .chat-active {
        display: flex;
        flex-direction: column;
        height: 100%;
    }

    .chat-header {
        padding: 1.25rem 1.5rem;
        border-bottom: 1px solid #f3f4f6;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .chat-user-info {
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .chat-avatar {
        width: 48px;
        height: 48px;
        border-radius: 50%;
        object-fit: cover;
    }

    .chat-user-info h3 {
        margin: 0 0 4px;
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-primary);
    }

    .chat-product-tag {
        margin: 0;
        font-size: 0.85rem;
        color: var(--primary-color);
    }

    .icon-btn {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        border: none;
        background: #f3f4f6;
        color: #6b7280;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.2s;
    }

    .icon-btn:hover {
        background: #e5e7eb;
        color: #374151;
    }

    .chat-messages-area {
        flex: 1;
        padding: 1.5rem;
        overflow-y: auto;
        background: #f9fafb;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .message-bubble {
        max-width: 70%;
        padding: 12px 16px;
        border-radius: 16px;
        font-size: 0.95rem;
        line-height: 1.4;
    }

    .message-bubble.me {
        align-self: flex-end;
        background: var(--primary-color);
        color: #fff;
        border-bottom-right-radius: 4px;
    }

    .message-bubble.them {
        align-self: flex-start;
        background: #fff;
        color: #1f2937;
        border: 1px solid #e5e7eb;
        border-bottom-left-radius: 4px;
    }

    .message-text {
        word-wrap: break-word;
    }

    .message-timestamp {
        font-size: 0.7rem;
        margin-top: 4px;
        opacity: 0.8;
    }

    .chat-input-area {
        padding: 1.25rem 1.5rem;
        border-top: 1px solid #f3f4f6;
        display: flex;
        gap: 12px;
        background: #fff;
    }

    .chat-input-area input {
        flex: 1;
        padding: 12px 16px;
        border: 1px solid #e5e7eb;
        border-radius: 24px;
        outline: none;
        font-size: 0.95rem;
    }

    .chat-input-area input:focus {
        border-color: var(--primary-color);
    }

    .chat-input-area button {
        width: 48px;
        height: 48px;
        border-radius: 50%;
        background: var(--primary-color);
        color: #fff;
        border: none;
        display: grid;
        place-items: center;
        cursor: pointer;
        transition: background 0.2s;
    }

    .chat-input-area button:hover {
        background: #1d4ed8;
    }

    .loading-state,
    .empty-conversations,
    .error-state,
    .empty-messages {
        text-align: center;
        padding: 40px 20px;
        color: #9ca3af;
    }

    .loading-state i,
    .empty-conversations i,
    .error-state i {
        font-size: 2rem;
        margin-bottom: 12px;
        display: block;
    }

    @media (max-width: 968px) {
        .messages-grid {
            grid-template-columns: 1fr;
            height: auto;
        }

        .conversations-card {
            height: 400px;
        }

        .chat-card {
            height: 500px;
        }
    }



    .nav-item.active {
        background-color: #eff6ff;
        color: var(--primary-color);
        border-left: 3px solid var(--primary-color);
    }
}
/* --- Performance Insight Widget (Integrated Dashboard) --- */
.insight-metrics {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    background: #f8fafc;
    padding: 15px;
    border-radius: 12px;
}

.insight-item {
    display: flex;
    flex-direction: column;
}

.insight-item .label {
    font-size: 0.7rem;
    font-weight: 700;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.insight-item .value {
    font-size: 1.25rem;
    font-weight: 800;
    color: #4f46e5;
}

.mini-chart-area {
    height: 120px;
    position: relative;
    width: 100%;
}

.performance-insight-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.performance-insight-card:hover {
    box-shadow: 0 10px 15px -3px rgba(79, 70, 229, 0.1);
}