/* ============================================
   WhatsApp Gateway - Modern Responsive Design
   Clean Code & Professional Structure
   ============================================ */

/* ========== CSS Variables ========== */
:root {
    /* Colors */
    --primary-green: #25D366;
    --primary-green-light: #128C7E;
    --primary-green-dark: #075E54;
    --gradient-primary: linear-gradient(135deg, #075E54 0%, #128C7E 50%, #25D366 100%);
    
    /* Background Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2d2d2d;
    --bg-card: rgba(26, 26, 26, 0.8);
    --bg-overlay: rgba(0, 0, 0, 0.7);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #6b7280;
    
    /* Border Colors */
    --border-color: rgba(255, 255, 255, 0.1);
    --border-color-hover: rgba(37, 211, 102, 0.3);
    
    /* Status Colors */
    --success: #4CAF50;
    --warning: #FF9800;
    --danger: #F44336;
    --info: #2196F3;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.3);
    --shadow-green: 0 10px 30px rgba(37, 211, 102, 0.2);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-Index */
    --z-sidebar: 30;
    --z-overlay: 40;
    --z-modal: 50;
    --z-toast: 60;
    
    /* Sidebar */
    --sidebar-width: 16rem; /* 256px */
    --sidebar-width-lg: 18rem; /* 288px */
}

/* ========== Reset & Base Styles ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Cairo', 'Tajawal', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    direction: rtl;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========== Typography ========== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

a {
    color: var(--primary-green);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--primary-green-light);
}

/* ========== Layout Components ========== */

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Flex Utilities */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-center {
    justify-content: center;
}

.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }
.gap-xl { gap: var(--spacing-xl); }

/* Grid Utilities */
.grid {
    display: grid;
}

.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* ========== Sidebar ========== */
.sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-left: 1px solid var(--border-color);
    z-index: var(--z-sidebar);
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-base);
    overflow-y: auto;
    overflow-x: hidden;
    box-shadow: var(--shadow-xl);
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.sidebar-logo-icon {
    width: 3rem;
    height: 3rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-green);
}

.sidebar-logo-text h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.sidebar-logo-text p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0;
}

.sidebar-close-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
}

.sidebar-close-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-md);
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    margin-bottom: var(--spacing-xs);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-base);
    font-weight: 500;
}

.sidebar-nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    transform: translateX(-4px);
}

.sidebar-nav-link.active {
    background: var(--gradient-primary);
    color: var(--text-primary);
    box-shadow: var(--shadow-green);
}

.sidebar-nav-link svg {
    width: 1.25rem;
    height: 1.25rem;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.sidebar-user-avatar {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--text-primary);
    flex-shrink: 0;
}

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

.sidebar-user-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-overlay);
    backdrop-filter: blur(2px);
    z-index: calc(var(--z-sidebar) - 1);
    animation: fadeIn var(--transition-base);
    pointer-events: none;
}

.sidebar-overlay.active {
    pointer-events: auto;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    position: fixed;
    top: var(--spacing-md);
    right: var(--spacing-md);
    z-index: calc(var(--z-sidebar) + 1);
    background: var(--gradient-primary);
    color: var(--text-primary);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

.mobile-menu-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

.mobile-menu-btn svg {
    width: 1.5rem;
    height: 1.5rem;
}

/* Sidebar Mobile */
@media (max-width: 1023px) {
    .sidebar {
        transform: translateX(100%);
        width: 280px;
        max-width: 85vw;
        z-index: var(--z-sidebar);
        background: var(--bg-card);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .sidebar-close-btn {
    display: block;
}

    .mobile-menu-btn {
        display: block;
    }
    
    .sidebar-overlay.active {
        display: block;
        z-index: calc(var(--z-sidebar) - 1);
        pointer-events: auto;
    }
    
    .main-content {
        margin-right: 0;
        padding-top: 4rem;
    }
}

/* Sidebar Desktop */
@media (min-width: 1024px) {
    .sidebar {
        transform: translateX(0);
        width: var(--sidebar-width-lg);
    }
    
    .sidebar-close-btn {
        display: none;
    }
    
    .mobile-menu-btn {
        display: none;
    }
    
    .main-content {
        margin-right: var(--sidebar-width-lg);
        padding-top: 0;
    }
}

/* ========== Cards ========== */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

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

.card-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.card-body {
    color: var(--text-secondary);
}

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

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

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-primary);
    box-shadow: var(--shadow-green);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(37, 211, 102, 0.3);
}

.btn-success {
    background: var(--success);
    color: var(--text-primary);
}

.btn-success:hover:not(:disabled) {
    background: #388E3C;
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--danger);
    color: var(--text-primary);
}

.btn-danger:hover:not(:disabled) {
    background: #D32F2F;
    transform: translateY(-2px);
}

.btn-warning {
    background: var(--warning);
    color: var(--text-primary);
}

.btn-warning:hover:not(:disabled) {
    background: #F57C00;
    transform: translateY(-2px);
}

.btn-info {
    background: var(--info);
    color: var(--text-primary);
}

.btn-info:hover:not(:disabled) {
    background: #1976D2;
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* ========== Forms ========== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

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

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-base);
}

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

.form-input:disabled,
.form-textarea:disabled,
.form-select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

/* ========== Badges ========== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: rgba(76, 175, 80, 0.2);
    color: var(--success);
}

.badge-danger {
    background: rgba(244, 67, 54, 0.2);
    color: var(--danger);
}

.badge-warning {
    background: rgba(255, 152, 0, 0.2);
    color: var(--warning);
}

.badge-info {
    background: rgba(33, 150, 243, 0.2);
    color: var(--info);
}

/* ========== Tables ========== */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
}

.table th {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    text-align: right;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

.table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.table tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.table tr:last-child td {
    border-bottom: none;
}

/* ========== Modals ========== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-overlay);
    backdrop-filter: blur(5px);
    z-index: var(--z-modal);
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from { 
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to { 
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Session Created Modal Styles */
.session-created-modal {
    max-width: 600px !important;
}

.success-icon-circle {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

.session-info-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.02);
    margin-bottom: var(--spacing-sm);
    transition: all var(--transition-base);
}

.info-item:last-child {
    margin-bottom: 0;
}

.info-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(-5px);
}

.info-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 211, 102, 0.1);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

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

.info-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 600;
    word-break: break-word;
}

.session-id-display {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--primary-green);
    background: rgba(37, 211, 102, 0.1);
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(37, 211, 102, 0.3);
}

.copy-btn {
    background: rgba(37, 211, 102, 0.1);
    border: 1px solid rgba(37, 211, 102, 0.3);
    color: var(--primary-green);
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.copy-btn:hover {
    background: rgba(37, 211, 102, 0.2);
    transform: scale(1.1);
}

.next-steps-card {
    background: linear-gradient(135deg, rgba(7, 94, 84, 0.1) 0%, rgba(18, 140, 126, 0.1) 50%, rgba(37, 211, 102, 0.1) 100%);
    border: 1px solid rgba(37, 211, 102, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.next-steps-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.steps-list {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: step-counter;
}

.steps-list li {
    counter-increment: step-counter;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    border-right: 3px solid var(--primary-green);
    position: relative;
    padding-right: 2.5rem;
    transition: all var(--transition-base);
}

.steps-list li:last-child {
    margin-bottom: 0;
}

.steps-list li:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(-5px);
}

.steps-list li::before {
    content: counter(step-counter);
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    background: var(--primary-green);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

.status-initializing {
    background: rgba(33, 150, 243, 0.2) !important;
    color: var(--info) !important;
    border: 1px solid rgba(33, 150, 243, 0.3) !important;
}

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

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

/* ========== Toast Notifications ========== */
.toast-container {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    max-width: 400px;
}

.toast {
    background: var(--bg-card);
    color: var(--text-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    border-right: 4px solid var(--primary-green);
    animation: toastSlideIn var(--transition-base);
}

.toast-success {
    border-right-color: var(--success);
}

.toast-error {
    border-right-color: var(--danger);
}

.toast-warning {
    border-right-color: var(--warning);
}

.toast-info {
    border-right-color: var(--info);
}

/* ========== Loading Spinner ========== */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(37, 211, 102, 0.1);
    border-top-color: var(--primary-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.spinner-sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

.spinner-lg {
    width: 60px;
    height: 60px;
    border-width: 6px;
}

/* ========== Glass Morphism ========== */
.glass {
    background: rgba(26, 26, 26, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
}

/* ========== Animations ========== */
@keyframes spin {
    to { transform: rotate(360deg); }
}

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

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

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

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

/* ========== Responsive Design ========== */

/* Mobile (up to 640px) */
@media (max-width: 640px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.125rem; }
    
    .card {
        padding: var(--spacing-md);
    }
    
    .btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.875rem;
    }
    
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }
    
    .table-container {
        font-size: 0.875rem;
    }
    
    .table th,
    .table td {
        padding: var(--spacing-sm);
    }
    
    .modal-content {
        max-width: 100%;
        margin: var(--spacing-md);
    }
    
    .toast-container {
        right: var(--spacing-sm);
        left: var(--spacing-sm);
        max-width: none;
    }
}

/* Tablet (641px to 1023px) */
@media (min-width: 641px) and (max-width: 1023px) {
    .grid-cols-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    
    .grid-cols-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* Desktop (1024px and up) */
@media (min-width: 1024px) {
    .main-content {
        margin-right: var(--sidebar-width-lg);
    }
}

/* Large Desktop (1280px and up) */
@media (min-width: 1280px) {
    .container {
        max-width: 1400px;
    }
}

/* ========== Server Status Indicator ========== */
.server-status-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-base);
}

.server-status-indicator .status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    animation: pulse 2s ease-in-out infinite;
}

.server-status-indicator.status-online {
    background: rgba(76, 175, 80, 0.15);
    color: var(--success);
    border: 1px solid rgba(76, 175, 80, 0.3);
}

.server-status-indicator.status-online .status-dot {
    background: var(--success);
    box-shadow: 0 0 8px rgba(76, 175, 80, 0.6);
}

.server-status-indicator.status-offline {
    background: rgba(244, 67, 54, 0.15);
    color: var(--danger);
    border: 1px solid rgba(244, 67, 54, 0.3);
}

.server-status-indicator.status-offline .status-dot {
    background: var(--danger);
    box-shadow: 0 0 8px rgba(244, 67, 54, 0.6);
}

.server-status-indicator.status-checking {
    background: rgba(255, 152, 0, 0.15);
    color: var(--warning);
    border: 1px solid rgba(255, 152, 0, 0.3);
}

.server-status-indicator.status-checking .status-dot {
    background: var(--warning);
    box-shadow: 0 0 8px rgba(255, 152, 0, 0.6);
    animation: spin 1s linear infinite;
}

.server-status-indicator .status-text {
    white-space: nowrap;
}

@media (max-width: 640px) {
    .server-status-indicator {
        font-size: 0.75rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .server-status-indicator .status-text {
        font-size: 0.7rem;
    }
}

/* ========== Utility Classes ========== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-info { color: var(--info); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }

.w-full { width: 100%; }
.h-full { height: 100%; }

.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* ========== Custom Scrollbar ========== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--primary-green);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-green-light);
}

/* ========== Print Styles ========== */
@media print {
    .sidebar,
    .sidebar-overlay,
    .btn,
    .modal {
        display: none !important;
    }
    
    .main-content {
        margin-right: 0 !important;
    }
}