/* ==========================================
   MODERN DESIGN SYSTEM - RingCentral Integration
   Following 13 Design Principles
   ========================================== */

/* ==========================================
   1. DESIGN TOKENS & VARIABLES
   ========================================== */
:root {
    /* Color Palette - Light Theme Default */
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-primary-light: #dbeafe;
    --color-primary-subtle: #eff6ff;
    
    --color-success: #10b981;
    --color-success-light: #d1fae5;
    --color-warning: #f59e0b;
    --color-warning-light: #fef3c7;
    --color-error: #ef4444;
    --color-error-light: #fee2e2;
    --color-info: #3b82f6;
    --color-info-light: #dbeafe;
    
    /* Neutral Palette */
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    
    /* Semantic Colors */
    --bg-primary: var(--color-white);
    --bg-secondary: var(--color-gray-50);
    --bg-tertiary: var(--color-gray-100);
    --bg-elevated: var(--color-white);
    
    --text-primary: var(--color-gray-900);
    --text-secondary: var(--color-gray-600);
    --text-tertiary: var(--color-gray-500);
    --text-inverse: var(--color-white);
    
    --border-primary: var(--color-gray-200);
    --border-secondary: var(--color-gray-300);
    --border-focus: var(--color-primary);
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    
    /* Typography Scale */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --font-mono: ui-monospace, 'SF Mono', 'Cascadia Code', 'Roboto Mono', 'Courier New', monospace;
    
    --text-xs: 0.6875rem;
    --text-sm: 0.8125rem;
    --text-base: 0.875rem;
    --text-lg: 1rem;
    --text-xl: 1.125rem;
    --text-2xl: 1.25rem;
    --text-3xl: 1.5rem;
    --text-4xl: 1.875rem;
    
    --leading-tight: 1.25;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    
    --font-light: 300;
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows - Subtle & Refined */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-focus: 0 0 0 3px var(--color-primary-light);
    
    /* Transitions - Smooth & Natural */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Z-index Scale */
    --z-base: 0;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-overlay: 900;
    --z-modal: 1000;
    --z-toast: 1100;
}

/* ==========================================
   SVG ICON SYSTEM
   Professional, minimal icons replacing emojis
   ========================================== */
.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1em;
    height: 1em;
    vertical-align: -0.125em;
}

.icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
}

.icon-sm { width: 14px; height: 14px; }
.icon-md { width: 18px; height: 18px; }
.icon-lg { width: 24px; height: 24px; }
.icon-xl { width: 32px; height: 32px; }

.icon-success { color: var(--color-success); }
.icon-error { color: var(--color-error); }
.icon-warning { color: var(--color-warning); }
.icon-info { color: var(--color-info); }
.icon-muted { color: var(--text-tertiary); }

.icon-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    background: var(--color-primary-light);
}

.icon-badge svg {
    width: 16px;
    height: 16px;
    stroke: var(--color-primary);
}

.icon-badge.success { background: var(--color-success-light); }
.icon-badge.success svg { stroke: var(--color-success); }
.icon-badge.error { background: var(--color-error-light); }
.icon-badge.error svg { stroke: var(--color-error); }
.icon-badge.warning { background: var(--color-warning-light); }
.icon-badge.warning svg { stroke: var(--color-warning); }

/* ==========================================
   2. RESET & BASE STYLES
   ========================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: var(--text-primary);
    background: var(--bg-secondary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ==========================================
   3. TYPOGRAPHY SYSTEM
   ========================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-semibold);
    line-height: var(--leading-tight);
    color: var(--text-primary);
    letter-spacing: -0.025em;
}

h1 { font-size: var(--text-3xl); margin-bottom: var(--space-6); }
h2 { font-size: var(--text-2xl); margin-bottom: var(--space-5); }
h3 { font-size: var(--text-xl); margin-bottom: var(--space-4); }
h4 { font-size: var(--text-lg); margin-bottom: var(--space-3); }
h5 { font-size: var(--text-base); margin-bottom: var(--space-3); }
h6 { font-size: var(--text-sm); margin-bottom: var(--space-2); }

p {
    margin-bottom: var(--space-4);
    line-height: var(--leading-relaxed);
    color: var(--text-secondary);
}

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

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

a:focus-visible {
    outline: 2px solid var(--border-focus);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* ==========================================
   4. LAYOUT COMPONENTS
   ========================================== */

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* Header - Minimal & Clean */
.header {
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border-primary);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    backdrop-filter: blur(8px);
    background: rgba(255, 255, 255, 0.95);
}

[data-scroll-target] {
    scroll-margin-top: 4.5rem;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
    gap: var(--space-6);
}

/* Logo */
.logo {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--text-primary);
    letter-spacing: -0.05em;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    transition: opacity var(--transition-fast);
}

.logo:hover {
    opacity: 0.8;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: var(--space-2);
    cursor: pointer;
    color: var(--text-primary);
    flex-shrink: 0;
}

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

/* Mobile Menu Dropdown */
.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border-primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: var(--z-dropdown);
}

.mobile-menu.open {
    display: block;
}

.mobile-nav-menu {
    list-style: none;
    padding: var(--space-2) 0;
}

.mobile-nav-menu li {
    border-bottom: 1px solid var(--border-secondary);
}

.mobile-nav-menu li:last-child {
    border-bottom: none;
}

.mobile-nav-menu a {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.mobile-nav-menu a:hover,
.mobile-nav-menu a.active {
    background: var(--bg-tertiary);
    color: var(--color-primary);
}

.mobile-nav-menu .logout-item {
    color: var(--color-danger);
}

.mobile-nav-menu .logout-item:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-danger);
}

.mobile-user-section {
    padding: var(--space-3) var(--space-4);
    background: var(--bg-secondary);
}

.mobile-user-name {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
}

/* Navigation - Progressive Disclosure */
.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-1);
    align-items: center;
}

.nav-menu a {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    white-space: nowrap;
}

.nav-menu a:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.nav-menu a.active {
    background: var(--color-primary-subtle);
    color: var(--color-primary);
}

/* User Info */
.user-info {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-4);
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    white-space: nowrap;
}

/* Mobile Navigation Styles */
@media (max-width: 768px) {
    .header {
        position: relative;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .desktop-nav,
    .desktop-user-info {
        display: none !important;
    }
    
    .header-content {
        height: 3.5rem;
        padding: 0;
    }
    
    .logo {
        flex: 1;
        font-size: var(--text-base);
    }
}

.user-name {
    font-weight: var(--font-medium);
    color: var(--text-primary);
}

/* Main Content */
.main-content {
    padding: var(--space-2) 0;
    min-height: calc(100vh - 4rem);
}

/* ==========================================
   5. CARD COMPONENTS - Clean & Elevated
   ========================================== */
.card {
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-secondary);
}

.card-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-primary);
}

.card-title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0;
}

.card-body {
    padding: var(--space-6);
}

.card-footer {
    padding: var(--space-4) var(--space-6);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-primary);
}

/* Status Cards - Compact Metrics */
.status-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.status-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-2);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.status-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: currentColor;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.status-card:hover::before {
    opacity: 1;
}

.status-card.success { color: var(--color-success); }
.status-card.warning { color: var(--color-warning); }
.status-card.error { color: var(--color-error); }
.status-card.info { color: var(--color-info); }

.status-number {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: var(--space-1);
}

.status-label {
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--text-tertiary);
}

.stat-breakdown {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 0.35rem;
    font-size: 0.7rem;
    font-weight: 500;
    line-height: 1;
}

.stat-in {
    color: #2563eb;
}

.stat-out {
    color: #7c3aed;
}

/* ==========================================
   6. FORM COMPONENTS - Super Advanced Styling
   ========================================== */
.form-group {
    margin-bottom: var(--space-5);
    position: relative;
}

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

/* Super Advanced Form Control - Enhanced with animations & effects */
.form-control {
    width: 100%;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    outline: none;
    position: relative;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.02);
}

.form-control::placeholder {
    color: var(--text-tertiary);
    transition: opacity var(--transition-fast);
}

/* Hover State - Elevated Experience */
.form-control:hover:not(:disabled) {
    border-color: var(--border-secondary);
    box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.04);
    transform: translateY(-1px);
}

/* Focus State - Premium Feel */
.form-control:focus {
    border-color: var(--border-focus);
    box-shadow: var(--shadow-focus), 0 4px 8px 0 rgba(37, 99, 235, 0.08);
    transform: translateY(-1px);
}

.form-control:focus::placeholder {
    opacity: 0.5;
}

/* Disabled State */
.form-control:disabled {
    background: var(--bg-tertiary);
    cursor: not-allowed;
    opacity: 0.6;
    transform: none;
}

/* Textarea Enhancement */
textarea.form-control {
    resize: vertical;
    min-height: 120px;
    line-height: var(--leading-relaxed);
}

/* Form Select - Matches button height */
.form-select {
    width: 100%;
    padding: var(--space-2) var(--space-3);
    padding-right: calc(var(--space-3) + 20px); /* Extra space for dropdown arrow */
    font-size: var(--text-xs);
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    outline: none;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-2) center;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.02);
}

.form-select:hover:not(:disabled) {
    border-color: var(--border-secondary);
    box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.04);
    transform: translateY(-1px);
}

.form-select:focus {
    border-color: var(--border-focus);
    box-shadow: var(--shadow-focus), 0 4px 8px 0 rgba(37, 99, 235, 0.08);
    transform: translateY(-1px);
}

.form-select:disabled {
    background: var(--bg-tertiary);
    cursor: not-allowed;
    opacity: 0.6;
    transform: none;
}

/* Select Enhancement */
select.form-control {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.25em 1.25em;
    padding-right: 2.5rem;
    appearance: none;
}

select.form-control:hover:not(:disabled) {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%234b5563' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");
}

select.form-control:focus {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%232563eb' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");
}

/* Input Group - Advanced Layout */
.input-group {
    position: relative;
    display: flex;
    align-items: stretch;
    width: 100%;
}

.input-group .form-control {
    flex: 1;
    min-width: 0;
}

.input-group-prepend,
.input-group-append {
    display: flex;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    white-space: nowrap;
}

.input-group-prepend {
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    border-right: 0;
}

.input-group-append {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    border-left: 0;
}

.input-group > .form-control:not(:first-child) {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.input-group > .form-control:not(:last-child) {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

/* Validation States */
.form-control.is-valid {
    border-color: var(--color-success);
    padding-right: 3rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2310b981'%3E%3Cpath fill-rule='evenodd' d='M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z' clip-rule='evenodd'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.25rem 1.25rem;
}

.form-control.is-valid:focus {
    border-color: var(--color-success);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-control.is-invalid {
    border-color: var(--color-error);
    padding-right: 3rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23ef4444'%3E%3Cpath fill-rule='evenodd' d='M10 18a8 8 0 100-16 8 8 0 000 16zM8.707 7.293a1 1 0 00-1.414 1.414L8.586 10l-1.293 1.293a1 1 0 101.414 1.414L10 11.414l1.293 1.293a1 1 0 001.414-1.414L11.414 10l1.293-1.293a1 1 0 00-1.414-1.414L10 8.586 8.707 7.293z' clip-rule='evenodd'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.25rem 1.25rem;
}

.form-control.is-invalid:focus {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.valid-feedback {
    display: none;
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-success);
}

.invalid-feedback {
    display: none;
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-error);
}

.form-control.is-valid ~ .valid-feedback {
    display: block;
}

.form-control.is-invalid ~ .invalid-feedback {
    display: block;
}

/* Form Row */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-4);
}

/* Form Helper Text */
.form-text {
    display: block;
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    color: var(--text-tertiary);
}

/* Floating Label Effect */
.form-floating {
    position: relative;
}

.form-floating > .form-control {
    padding: 1.625rem 0.75rem 0.625rem;
}

.form-floating > label {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    padding: 1rem 0.75rem;
    pointer-events: none;
    border: 1px solid transparent;
    transform-origin: 0 0;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    color: var(--text-tertiary);
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    opacity: 0.65;
    transform: scale(0.85) translateY(-0.5rem) translateX(0.15rem);
}

/* ==========================================
   7. BUTTON COMPONENTS - Micro-interactions
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    font-family: var(--font-sans);
    line-height: 1;
    text-align: center;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    outline: none;
    user-select: none;
    white-space: nowrap;
}

.btn:active {
    transform: translateY(1px);
}

.btn:focus-visible {
    box-shadow: var(--shadow-focus);
}

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

.btn-primary:hover {
    background: var(--color-primary-hover);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border-color: var(--border-primary);
}

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

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

.btn-danger:hover {
    background: #dc2626;
    box-shadow: var(--shadow-md);
}

.btn-warning {
    background: #f59e0b;
    color: #ffffff;
    border-color: #f59e0b;
}

.btn-warning:hover {
    background: #d97706;
    box-shadow: var(--shadow-md);
}

.btn-ghost {
    background: linear-gradient(to top, var(--bg-primary) 60%, transparent);
    padding-top: 2rem;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-sm {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
}

.btn-xs {
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-xs);
    line-height: 1.2;
}

.btn-lg {
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-base);
}

.btn-icon {
    padding: var(--space-2);
    min-width: 2rem;
    justify-content: center;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* ==========================================
   8. BADGE COMPONENTS
   ========================================== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    border-radius: var(--radius-full);
    white-space: nowrap;
    vertical-align: middle;
    line-height: 1;
}

.badge-primary {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.badge-success {
    background: var(--color-success-light);
    color: var(--color-success);
}

.badge-warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.badge-error, 
.badge-danger {
    background: var(--color-error-light);
    color: var(--color-error);
}

.badge-info {
    background: var(--color-info-light);
    color: var(--color-info);
}

.badge-secondary {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

/* ==========================================
   9. ALERT COMPONENTS
   ========================================== */
.alert {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    border: 1px solid;
    margin-bottom: var(--space-4);
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.alert-success {
    background: var(--color-success-light);
    border-color: var(--color-success);
    color: var(--color-success);
}

.alert-error {
    background: var(--color-error-light);
    border-color: var(--color-error);
    color: var(--color-error);
}

.alert-warning {
    background: var(--color-warning-light);
    border-color: var(--color-warning);
    color: var(--color-warning);
}

.alert-info {
    background: var(--color-info-light);
    border-color: var(--color-info);
    color: var(--color-info);
}

/* ==========================================
   10. TABLE COMPONENTS
   ========================================== */
.table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: var(--text-sm);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.table th {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.table td {
    padding: var(--space-4);
    border-bottom: 1px solid var(--border-primary);
    color: var(--text-secondary);
}

.table tbody tr {
    transition: background var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--bg-secondary);
}

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

/* Data Table (styled to match .table) */
.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: var(--text-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.data-table th {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.data-table td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border-primary);
    color: var(--text-secondary);
    vertical-align: middle;
}

.data-table tbody tr {
    transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
    background: var(--bg-secondary);
}

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

/* ==========================================
   11. MODAL COMPONENTS - Refined
   ========================================== */
.modal,
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    padding: var(--space-4);
    overflow-y: auto;
    align-items: flex-start;
    justify-content: center;
}

.modal.active,
.modal-overlay.active {
    display: flex;
    animation: fadeIn var(--transition-base);
}

.modal-content,
.modal-dialog {
    position: relative;
    background: var(--bg-elevated);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 500px;
    margin: 10vh auto;
    box-shadow: var(--shadow-xl);
    animation: slideUp var(--transition-slow);
    overflow: hidden;
}

.modal-sm .modal-dialog,
.modal-dialog.modal-sm {
    max-width: 400px;
}

.modal-lg .modal-dialog,
.modal-dialog.modal-lg {
    max-width: 700px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-elevated);
}

.modal-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color var(--transition-fast);
}

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

.modal-body {
    padding: var(--space-6);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    background: var(--bg-elevated);
}

.modal-footer {
    padding: var(--space-4) var(--space-6);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-primary);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
}

/* Section Header for Cards */
.section-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.section-actions {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}


@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* ==========================================
   12. LOG COMPONENTS - Clean Display
   ========================================== */

/* Logs Filter Row - One Row Layout */
.logs-filter-row {
    display: flex;
    gap: var(--space-2);
    align-items: center;
    flex-wrap: nowrap;
}

.logs-filter-row .form-control {
    flex: 1;
    min-width: 90px;
}

.logs-filter-row .form-control:first-child {
    max-width: 180px;
}

.logs-filter-row .btn {
    flex-shrink: 0;
}

.log-entry {
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    margin-bottom: var(--space-3);
    transition: all var(--transition-fast);
}

.log-entry:hover {
    border-color: var(--border-secondary);
    box-shadow: var(--shadow-sm);
}

/* Expandable Log Entries */
.expandable-log-entry {
    cursor: pointer;
    user-select: none;
}

.expandable-log-entry:hover {
    background: var(--bg-tertiary);
}

.expandable-log-entry .expand-icon {
    display: inline-block;
    margin-right: var(--space-2);
    font-size: 10px;
    color: var(--text-secondary);
    transition: transform var(--transition-fast);
}

.expandable-log-entry.expanded .expand-icon {
    transform: rotate(90deg);
}

.expandable-log-entry .full-text {
    margin-top: var(--space-3);
    padding: var(--space-3);
    background: var(--bg-tertiary);
    border-left: 3px solid var(--color-primary);
    border-radius: var(--radius-sm);
    animation: slideDown 0.2s ease-out;
}

.expandable-log-entry .expand-hint {
    margin-left: var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-primary);
    font-style: italic;
    opacity: 0.7;
}

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

.log-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-2);
    flex-wrap: wrap;
}

.log-timestamp {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--text-secondary);
}

.log-content {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

.log-content pre {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-sm);
    padding: var(--space-3);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    margin-top: var(--space-3);
}

/* ==========================================
   13. LOGIN PAGE - Minimalist & Professional
   ========================================== */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    padding: var(--space-4);
}

.login-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-xl);
    animation: slideUp var(--transition-slow);
}

.login-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.login-title {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
    letter-spacing: -0.05em;
}

.login-subtitle {
    font-size: var(--text-base);
    color: var(--text-secondary);
}

/* ==========================================
   14. TABS COMPONENT
   ========================================== */
.tab-buttons {
    display: flex;
    gap: var(--space-1);
    border-bottom: 1px solid var(--border-primary);
    margin-bottom: var(--space-6);
}

.tab-buttons .btn {
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    border-bottom: 2px solid transparent;
    background: linear-gradient(to top, var(--bg-primary) 60%, transparent);
    padding-top: 2rem;
    color: var(--text-secondary);
}

.tab-buttons .btn.active {
    background: linear-gradient(to top, var(--bg-primary) 60%, transparent);
    padding-top: 2rem;
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn var(--transition-base);
}

/* ==========================================
   15. LOADING STATES
   ========================================== */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-primary);
    border-top-color: var(--color-primary);
    border-radius: var(--radius-full);
    animation: spin 0.6s linear infinite;
}

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

/* ==========================================
   16. SCROLLBAR STYLING
   ========================================== */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

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

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

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

/* ==========================================
   17. UTILITY CLASSES
   ========================================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }

.font-normal { font-weight: var(--font-normal); }
.font-medium { font-weight: var(--font-medium); }
.font-semibold { font-weight: var(--font-semibold); }
.font-bold { font-weight: var(--font-bold); }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }

.hidden { display: none; }
.visible { display: block; }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }

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

/* ==========================================
   18. RESPONSIVE DESIGN - See comprehensive section at end of file
   ========================================== */

/* ==========================================
   19. ACCESSIBILITY ENHANCEMENTS
   ========================================== */

/* Focus visible states */
*:focus-visible {
    outline: 2px solid var(--border-focus);
    outline-offset: 2px;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --border-primary: var(--color-gray-400);
        --border-secondary: var(--color-gray-500);
    }
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ==========================================
   20. MICRO-INTERACTIONS & ANIMATIONS
   ========================================== */

/* Hover lift effect */
.hover-lift {
    transition: transform var(--transition-fast);
}

.hover-lift:hover {
    transform: translateY(-2px);
}

/* Pulse animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Fade in animation */
.fade-in {
    animation: fadeIn var(--transition-base);
}

/* Slide in animation */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    animation: slideInRight var(--transition-base);
}

/* ==========================================
   GRID & LAYOUT UTILITIES
   ========================================== */
.grid-3-responsive {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
}

/* Card Spacing */
.card + .card {
    margin-top: var(--space-6);
}

/* Direction & Type Icons */
.direction-icon,
.type-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    font-size: 12px;
    vertical-align: middle;
    line-height: 1;
}

.direction-icon svg,
.type-icon svg {
    display: block;
}

.direction-inbound {
    background: var(--color-info-light);
    color: var(--color-info);
}

.direction-outbound {
    background: var(--color-success-light);
    color: var(--color-success);
}

.type-text {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.type-call {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

/* Filter Container */
.filter-row {
    display: flex;
    gap: var(--space-3);
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-4);
}

.filter-input {
    flex: 1;
    min-width: 200px;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.filter-input:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: var(--shadow-focus);
}

/* ==========================================
   LOADING INDICATORS - Site-wide
   ========================================== */
   
/* Page Loader - Full screen */
.page-loader {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 1;
    transition: opacity var(--transition-base);
}

.page-loader.hidden {
    opacity: 0;
    pointer-events: none;
}

/* Spinner Loader */
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-primary);
    border-top-color: var(--color-primary);
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
}

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

.spinner-lg {
    width: 60px;
    height: 60px;
    border-width: 4px;
}

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

/* Skeleton Loader - For content loading */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-tertiary) 25%,
        var(--bg-secondary) 50%,
        var(--bg-tertiary) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-pulse 1.5s ease-in-out infinite;
    border-radius: var(--radius-md);
}

@keyframes skeleton-pulse {
    0%, 100% { background-position: 200% 0; }
    50% { background-position: -200% 0; }
}

.skeleton-text {
    height: 1rem;
    margin-bottom: var(--space-2);
}

.skeleton-heading {
    height: 1.5rem;
    width: 60%;
    margin-bottom: var(--space-4);
}

.skeleton-button {
    height: 2.5rem;
    width: 120px;
}

/* Section Loading Overlay */
.loading-overlay {
    position: relative;
}

.loading-overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(2px);
    z-index: var(--z-overlay);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}

.loading-overlay.loading::after {
    opacity: 1;
    pointer-events: all;
}

/* Inline Loading Indicator */
.loading-inline {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

.loading-inline .spinner {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

/* Progress Bar */
.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
}

.progress-bar-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-base);
}

.progress-bar-indeterminate {
    position: absolute;
    width: 30%;
    height: 100%;
    background: var(--color-primary);
    animation: progress-slide 1.5s ease-in-out infinite;
}

@keyframes progress-slide {
    0% { left: -30%; }
    100% { left: 100%; }
}

/* ==========================================
   ENHANCED INTERACTIVE ELEMENTS
   ========================================== */

/* Enhanced Navigation */
.nav-item {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-item:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
    transform: translateY(-1px);
}

.nav-item.active {
    color: var(--color-primary);
    background: var(--color-primary-subtle);
}

.nav-item.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--space-4);
    right: var(--space-4);
    height: 2px;
    background: var(--color-primary);
}

/* Enhanced Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    border-radius: var(--radius-full);
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.badge:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* Table Actions Container */
.table-actions {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

/* Enhanced Divs and Containers */
.interactive-div {
    padding: var(--space-4);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.interactive-div:hover {
    border-color: var(--border-secondary);
    background: var(--bg-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Enhanced Spans with Interaction */
.interactive-span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.interactive-span:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}


/* Interactive Badges - Enhanced Hover States */
.interactive-badge {
    cursor: pointer;
    transition: all var(--transition-fast);
}

.interactive-badge:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
    filter: brightness(1.1);
}

/* Interactive Icons - Enhanced Hover States */
.interactive-icon {
    cursor: pointer;
    transition: all var(--transition-fast);
}

.interactive-icon:hover {
    transform: scale(1.15);
}

.group-icon {
    background: var(--color-warning-light);
    color: var(--color-warning);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
}

.group-icon:hover {
    background: var(--color-warning);
    color: white;
}

/* Interactive Buttons - Enhanced Hover States */
.interactive-btn {
    transition: all var(--transition-fast);
    cursor: pointer;
}

.interactive-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.interactive-btn:active {
    transform: translateY(0);
}

/* Interactive Actions Container */
.interactive-actions {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

/* Code Badge - Inline Code Styling */
.code-badge {
    font-size: 12px;
    background: var(--bg-secondary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-family: monospace;
    transition: all var(--transition-fast);
}

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

/* Message/Summary Preview - Click to Expand */
.message-preview,
.summary-preview {
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.message-preview:hover,
.summary-preview:hover {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-sm);
}

.expand-hint {
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 500;
    margin-left: 0.25rem;
}

.expand-hint:hover {
    text-decoration: underline;
}

.full-text {
    white-space: pre-wrap;
    word-break: break-word;
}

/* Filter Panel Styles */
.filter-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    margin-left: 5px;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    background: var(--color-primary);
    border-radius: 9px;
}

/* Filter Panel - Slide-in Overlay */
.filter-panel {
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    height: 100vh;
    height: 100dvh;
    z-index: 1000;
    transition: right 0.3s ease, visibility 0.3s ease;
    background: var(--bg-primary);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    visibility: hidden;
}

.filter-panel.open {
    right: 0;
    visibility: visible;
}

.filter-panel .card {
    box-shadow: none;
    border: none;
    border-radius: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.filter-panel .card-header {
    flex-shrink: 0;
    background: var(--bg-primary);
    z-index: 1;
    border-bottom: 1px solid var(--border-primary);
}

.filter-panel .card-body {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 2rem;
}

/* Filter Panel Overlay Background */
.filter-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.filter-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.filter-group label {
    color: var(--text-secondary);
}

.logs-layout {
    display: flex;
    gap: 1rem;
}

.logs-main {
    flex: 1;
    min-width: 0;
}

/* Pagination styles */
.pagination-controls a,
.pagination-controls span.btn {
    min-width: 32px;
    text-align: center;
}

/* Multi-select dropdown styles - matches form-control/form-select design system */
.multi-select-container {
    position: relative;
    width: 100%;
}

.multi-select-display {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: var(--space-2) var(--space-3);
    padding-right: calc(var(--space-3) + 20px);
    font-size: var(--text-xs);
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    cursor: pointer;
    min-height: 38px;
    transition: all var(--transition-fast);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.25em 1.25em;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.multi-select-display:hover {
    border-color: var(--border-secondary);
    box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.04);
    transform: translateY(-1px);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%234b5563' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");
}

.multi-select-container.open .multi-select-display {
    border-color: var(--border-focus);
    box-shadow: var(--shadow-focus), 0 4px 8px 0 rgba(37, 99, 235, 0.08);
    transform: translateY(-1px);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%232563eb' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");
}

.multi-select-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-primary);
    font-size: var(--text-xs);
    font-family: var(--font-sans);
}

.multi-select-arrow {
    display: none;
}

.multi-select-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    max-height: 200px;
    overflow-y: auto;
    margin-top: 2px;
}

.multi-select-container.open .multi-select-dropdown {
    display: block;
}

.multi-select-option {
    display: flex;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    cursor: pointer;
    font-size: var(--text-xs);
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: background-color var(--transition-fast);
}

.multi-select-option:hover {
    background-color: var(--bg-secondary);
}

.multi-select-option input[type="checkbox"] {
    margin-right: var(--space-2);
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

/* ==========================================
   COMPREHENSIVE RESPONSIVE DESIGN
   All Device Sizes: Desktop to Mobile
   ========================================== */

/* ==========================================
   HUGE DESKTOPS - 1440px+
   ========================================== */
@media (min-width: 1441px) {
    .container {
        max-width: 1400px;
    }
    
    .status-grid {
        grid-template-columns: repeat(5, 1fr);
    }
    
    .status-number {
        font-size: var(--text-4xl);
    }
    
    .card-body {
        padding: var(--space-8);
    }
    
    .main-content {
        padding: var(--space-3) 0;
    }
}

/* ==========================================
   LARGE DESKTOPS - 1200px to 1440px
   ========================================== */
@media (min-width: 1200px) and (max-width: 1440px) {
    .container {
        max-width: 1200px;
    }
    
    .status-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* ==========================================
   STANDARD DESKTOPS - 992px to 1199px
   ========================================== */
@media (min-width: 992px) and (max-width: 1199px) {
    .container {
        max-width: 960px;
    }
    
    .status-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ==========================================
   TABLETS - 768px to 991px
   ========================================== */
@media (min-width: 768px) and (max-width: 991px) {
    .container {
        max-width: 720px;
        padding: 0 var(--space-4);
    }
    
    .header-content {
        height: auto;
        padding: var(--space-3) 0;
        flex-wrap: wrap;
    }
    
    .nav-menu {
        order: 3;
        width: 100%;
        justify-content: center;
        margin-top: var(--space-3);
        padding-top: var(--space-3);
        border-top: 1px solid var(--border-primary);
    }
    
    .nav-menu a {
        padding: var(--space-2) var(--space-3);
        font-size: var(--text-xs);
    }
    
    .status-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .filter-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-input {
        min-width: 100%;
    }
    
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .pagination {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .pagination-info {
        width: 100%;
        text-align: center;
        margin-bottom: var(--space-2);
    }
    
    .grid-3-responsive {
        grid-template-columns: 1fr;
    }
    
    .grid-cols-2,
    .grid-cols-3 {
        grid-template-columns: 1fr;
    }
    
    .logs-layout {
        flex-direction: column;
    }
    
    .modal-content {
        margin: var(--space-4);
        max-width: 100%;
    }
    
    .card-header,
    .card-body,
    .card-footer {
        padding: var(--space-4);
    }
}

/* ==========================================
   LARGE PHONES / SMALL TABLETS - 576px to 767px
   ========================================== */
@media (min-width: 576px) and (max-width: 767px) {
    :root {
        --text-3xl: 1.5rem;
        --text-2xl: 1.25rem;
        --text-xl: 1.125rem;
    }
    
    .container {
        max-width: 540px;
        padding: 0 var(--space-4);
    }
    
    .header {
        position: relative;
    }
    
    .header-content {
        flex-direction: column;
        height: auto;
        padding: var(--space-4) 0;
        gap: var(--space-3);
    }
    
    .logo {
        font-size: var(--text-base);
    }
    
    .nav-menu {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
        gap: var(--space-1);
    }
    
    .nav-menu a {
        padding: var(--space-2);
        font-size: var(--text-xs);
    }
    
    .user-info {
        font-size: var(--text-xs);
        padding: var(--space-2) var(--space-3);
    }
    
    .status-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }
    
    .status-card {
        padding: var(--space-4);
    }
    
    .status-number {
        font-size: var(--text-2xl);
    }
    
    .card-header,
    .card-body,
    .card-footer {
        padding: var(--space-4);
    }
    
    .main-content {
        padding: var(--space-5) 0;
    }
    
    .form-row,
    .grid-cols-2,
    .grid-cols-3 {
        grid-template-columns: 1fr;
    }
    
    .filter-row {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-2);
    }
    
    .table {
        font-size: var(--text-xs);
    }
    
    .table th,
    .table td {
        padding: var(--space-2) var(--space-3);
    }
    
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin: 0 calc(-1 * var(--space-4));
        padding: 0 var(--space-4);
    }
    
    .modal-content {
        margin: var(--space-4);
        max-width: calc(100% - var(--space-8));
        max-height: calc(100vh - var(--space-8));
    }
    
    .login-card {
        padding: var(--space-6);
        max-width: 100%;
    }
    
    .btn-group {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-group .btn {
        width: 100%;
    }
    
    .pagination {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-2);
    }
    
    .pagination-info {
        width: 100%;
        text-align: center;
        order: -1;
        margin-bottom: var(--space-2);
    }
    
    .filter-panel {
        width: 85%;
        right: -85%;
    }
    
    .filter-panel.open {
        right: 0;
    }
}

/* ==========================================
   MOBILE PHONES - 480px to 575px
   ========================================== */
@media (min-width: 480px) and (max-width: 575px) {
    :root {
        --text-3xl: 1.375rem;
        --text-2xl: 1.125rem;
        --text-xl: 1rem;
        --text-lg: 0.9375rem;
    }
    
    .container {
        padding: 0 var(--space-3);
    }
    
    .status-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2);
    }
    
    .status-card {
        padding: var(--space-3);
    }
    
    .status-number {
        font-size: var(--text-xl);
    }
    
    .status-label {
        font-size: 10px;
    }
    
    .card {
        border-radius: var(--radius-md);
    }
    
    .card-header,
    .card-body,
    .card-footer {
        padding: var(--space-3);
    }
    
    .card-title {
        font-size: var(--text-base);
    }
    
    .main-content {
        padding: var(--space-4) 0;
    }
    
    .form-group {
        margin-bottom: var(--space-4);
    }
    
    .form-control,
    .form-select {
        padding: var(--space-2);
        font-size: var(--text-xs);
    }
    
    .btn {
        padding: var(--space-2) var(--space-4);
        font-size: var(--text-xs);
        width: 100%;
    }
    
    .btn-sm {
        padding: var(--space-2);
    }
    
    .btn-xs {
        width: auto;
    }
    
    .modal-footer .btn {
        width: auto;
        flex: 1;
    }
    
    .table {
        font-size: 11px;
    }
    
    .table th,
    .table td {
        padding: var(--space-2);
    }
    
    .badge {
        font-size: 10px;
        padding: 2px var(--space-2);
    }
    
    .log-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-2);
    }
    
    .log-entry {
        padding: var(--space-3);
    }
    
    .modal-content {
        margin: var(--space-2);
        max-width: calc(100% - var(--space-4));
        border-radius: var(--radius-md);
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--space-3);
    }
    
    .login-container {
        padding: var(--space-3);
    }
    
    .login-card {
        padding: var(--space-5);
    }
    
    .login-title {
        font-size: var(--text-2xl);
    }
    
    .filter-panel {
        width: 90%;
        right: -90%;
    }
    
    .filter-panel.open {
        right: 0;
    }
    
    .pagination {
        flex-direction: column;
        align-items: center;
        gap: var(--space-2);
    }
    
    .pagination button {
        padding: var(--space-2);
        min-width: 36px;
    }
    
    .tab-buttons {
        flex-wrap: wrap;
    }
    
    .tab-buttons .btn {
        flex: 1;
        min-width: 80px;
        text-align: center;
    }
    
    .alert {
        padding: var(--space-3);
        font-size: var(--text-xs);
    }
}

/* ==========================================
   SMALL MOBILE PHONES - 360px to 479px
   ========================================== */
@media (min-width: 360px) and (max-width: 479px) {
    :root {
        --text-3xl: 1.25rem;
        --text-2xl: 1.0625rem;
        --text-xl: 0.9375rem;
        --text-lg: 0.875rem;
        --text-base: 0.875rem;
        --text-sm: 0.8125rem;
        --text-xs: 0.6875rem;
    }
    
    .container {
        padding: 0 var(--space-2);
    }
    
    .header {
        padding: 0 var(--space-2);
    }
    
    .header-content {
        padding: var(--space-2) 0;
        gap: var(--space-2);
    }
    
    .logo {
        font-size: var(--text-sm);
    }
    
    .nav-menu {
        gap: 0;
        width: 100%;
        justify-content: space-around;
    }
    
    .nav-menu a {
        padding: var(--space-1) var(--space-2);
        font-size: 10px;
    }
    
    .user-info {
        font-size: 10px;
        padding: var(--space-1) var(--space-2);
    }
    
    .user-name {
        max-width: 100px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    
    .status-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2);
    }
    
    .status-card {
        padding: var(--space-2);
    }
    
    .status-number {
        font-size: var(--text-lg);
    }
    
    .status-label {
        font-size: 9px;
        letter-spacing: 0;
    }
    
    .card-header,
    .card-body,
    .card-footer {
        padding: var(--space-2);
    }
    
    .card-title {
        font-size: var(--text-sm);
    }
    
    .main-content {
        padding: var(--space-3) 0;
    }
    
    h1 { font-size: var(--text-xl); margin-bottom: var(--space-4); }
    h2 { font-size: var(--text-lg); margin-bottom: var(--space-3); }
    h3 { font-size: var(--text-base); margin-bottom: var(--space-2); }
    
    .form-control,
    .form-select {
        padding: var(--space-2);
        font-size: 12px;
    }
    
    .form-label {
        font-size: 12px;
    }
    
    .btn {
        padding: var(--space-2) var(--space-3);
        font-size: 11px;
    }
    
    .table-responsive {
        overflow-x: auto;
        margin: 0 calc(-1 * var(--space-2));
        padding: 0 var(--space-2);
    }
    
    .table {
        font-size: 10px;
        min-width: 500px;
    }
    
    .table th,
    .table td {
        padding: var(--space-1) var(--space-2);
    }
    
    .badge {
        font-size: 9px;
        padding: 1px 4px;
    }
    
    .log-entry {
        padding: var(--space-2);
    }
    
    .log-timestamp {
        font-size: 10px;
    }
    
    .log-content {
        font-size: 11px;
    }
    
    .modal-content {
        margin: var(--space-1);
        max-width: calc(100% - var(--space-2));
        max-height: calc(100vh - var(--space-2));
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--space-2);
    }
    
    .modal-title {
        font-size: var(--text-sm);
    }
    
    .login-card {
        padding: var(--space-4);
        margin: var(--space-2);
    }
    
    .login-title {
        font-size: var(--text-xl);
    }
    
    .login-subtitle {
        font-size: var(--text-sm);
    }
    
    .filter-panel {
        width: 100%;
        right: -100%;
    }
    
    .pagination {
        flex-direction: column;
        gap: var(--space-2);
    }
    
    .pagination button {
        padding: var(--space-1) var(--space-2);
        font-size: 11px;
        min-width: 32px;
    }
    
    .pagination-jump input {
        width: 40px;
        padding: var(--space-1);
    }
    
    .tab-buttons {
        overflow-x: auto;
        flex-wrap: nowrap;
        gap: 0;
        -webkit-overflow-scrolling: touch;
    }
    
    .tab-buttons .btn {
        flex-shrink: 0;
        font-size: 10px;
        padding: var(--space-2);
    }
    
    .direction-icon,
    .type-icon {
        width: 20px;
        height: 20px;
        font-size: 10px;
    }
    
    .interactive-actions {
        flex-wrap: wrap;
        gap: var(--space-1);
    }
    
    .code-badge {
        font-size: 10px;
        padding: 1px 4px;
    }
}

/* ==========================================
   VERY SMALL DEVICES - Under 360px
   ========================================== */
@media (max-width: 359px) {
    :root {
        --text-3xl: 1.125rem;
        --text-2xl: 1rem;
        --text-xl: 0.875rem;
        --text-lg: 0.8125rem;
        --text-base: 0.8125rem;
        --text-sm: 0.75rem;
        --text-xs: 0.625rem;
    }
    
    .container {
        padding: 0 var(--space-1);
    }
    
    .header-content {
        padding: var(--space-2) 0;
    }
    
    .logo {
        font-size: 12px;
    }
    
    .nav-menu {
        justify-content: space-between;
        padding: 0 var(--space-1);
    }
    
    .nav-menu a {
        padding: var(--space-1);
        font-size: 9px;
    }
    
    .nav-menu a span:not(.nav-icon) {
        display: none;
    }
    
    .user-info {
        display: none;
    }
    
    .status-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2);
    }
    
    .status-card {
        padding: var(--space-2);
        display: flex;
        align-items: center;
        gap: var(--space-3);
    }
    
    .status-number {
        font-size: var(--text-lg);
        margin-bottom: 0;
    }
    
    .status-label {
        font-size: 9px;
    }
    
    .card-header,
    .card-body,
    .card-footer {
        padding: var(--space-2);
    }
    
    .main-content {
        padding: var(--space-2) 0;
    }
    
    .btn {
        padding: var(--space-1) var(--space-2);
        font-size: 10px;
    }
    
    .table {
        font-size: 9px;
        min-width: 400px;
    }
    
    .table th,
    .table td {
        padding: var(--space-1);
    }
    
    .badge {
        font-size: 8px;
        padding: 1px 3px;
    }
    
    .log-entry {
        padding: var(--space-2);
    }
    
    .modal-content {
        margin: 0;
        max-width: 100%;
        max-height: 100vh;
        border-radius: 0;
    }
    
    .login-container {
        padding: var(--space-2);
    }
    
    .login-card {
        padding: var(--space-3);
        border-radius: var(--radius-md);
    }
    
    .filter-panel {
        width: 100%;
    }
    
    .direction-icon,
    .type-icon {
        width: 18px;
        height: 18px;
        font-size: 9px;
    }
}

/* ==========================================
   TOUCH DEVICE OPTIMIZATIONS
   ========================================== */
@media (hover: none) and (pointer: coarse) {
    .btn {
        min-height: 44px;
        padding: var(--space-3) var(--space-4);
    }
    
    .btn-sm {
        min-height: 36px;
    }
    
    .btn-xs {
        min-height: 32px;
    }
    
    .form-control,
    .form-select {
        min-height: 44px;
        font-size: 16px;
    }
    
    .nav-menu a {
        min-height: 44px;
        display: flex;
        align-items: center;
    }
    
    .table td,
    .table th {
        min-height: 44px;
    }
    
    .pagination button {
        min-width: 44px;
        min-height: 44px;
    }
    
    .multi-select-option {
        min-height: 44px;
    }
    
    a,
    button,
    .interactive-icon,
    .interactive-badge,
    .interactive-btn {
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
    }
    
    .form-control:hover:not(:disabled),
    .form-select:hover:not(:disabled) {
        transform: none;
    }
    
    .btn:hover {
        transform: none;
    }
}

/* ==========================================
   LANDSCAPE MOBILE OPTIMIZATION
   ========================================== */
@media (max-height: 500px) and (orientation: landscape) {
    .header {
        position: relative;
    }
    
    .header-content {
        height: 3rem;
        padding: var(--space-1) 0;
    }
    
    .logo {
        font-size: var(--text-sm);
    }
    
    .nav-menu a {
        padding: var(--space-1) var(--space-2);
    }
    
    .main-content {
        padding: var(--space-3) 0;
    }
    
    .modal-content {
        max-height: 90vh;
    }
    
    .login-container {
        min-height: auto;
        padding: var(--space-3);
    }
    
    .login-card {
        padding: var(--space-4);
    }
    
    .login-header {
        margin-bottom: var(--space-4);
    }
}

/* ==========================================
   PRINT STYLES
   ========================================== */
@media print {
    .header,
    .nav-menu,
    .user-info,
    .btn,
    .filter-panel,
    .filter-overlay,
    .pagination,
    .modal {
        display: none !important;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
        break-inside: avoid;
    }
    
    .table {
        font-size: 10pt;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* ==========================================
   HIGH DPI / RETINA DISPLAYS
   ========================================== */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .card,
    .status-card,
    .btn {
        border-width: 0.5px;
    }
}

/* ==========================================
   TOAST NOTIFICATIONS
   ========================================== */
#toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
}

.toast {
    background: var(--bg-elevated);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--color-primary);
    font-size: var(--text-sm);
    max-width: 320px;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
    pointer-events: auto;
}

.toast.show {
    opacity: 1;
    transform: translateX(0);
}

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

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

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

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

/* ==========================================
   SITE FOOTER
   ========================================== */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 1rem 0;
    margin-top: 2rem;
    text-align: center;
}

.footer-content {
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.footer-brand {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.footer-brand a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.footer-brand a:hover {
    text-decoration: underline;
}

.login-footer {
    text-align: center;
    margin-top: var(--space-4);
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

.branding-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1rem;
    text-align: center;
    background: linear-gradient(to top, var(--bg-primary) 60%, transparent);
    padding-top: 2rem;
}

/* ==========================================
   INTERACTIVE ANIMATIONS & EFFECTS
   ========================================== */

/* Keyframe Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes ripple {
    0% { transform: scale(0); opacity: 0.5; }
    100% { transform: scale(4); opacity: 0; }
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 5px var(--color-primary); }
    50% { box-shadow: 0 0 20px var(--color-primary), 0 0 30px var(--color-primary-light); }
}

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

/* Animation Classes */
.animate-fade-in { animation: fadeIn 0.4s ease-out forwards; }
.animate-fade-in-up { animation: fadeInUp 0.5s ease-out forwards; }
.animate-fade-in-down { animation: fadeInDown 0.5s ease-out forwards; }
.animate-slide-left { animation: slideInLeft 0.5s ease-out forwards; }
.animate-slide-right { animation: slideInRight 0.5s ease-out forwards; }
.animate-scale-in { animation: scaleIn 0.3s ease-out forwards; }
.animate-pulse { animation: pulse 2s ease-in-out infinite; }
.animate-bounce { animation: bounce 1s ease-in-out infinite; }
.animate-spin { animation: spin 1s linear infinite; }
.animate-glow { animation: glow 2s ease-in-out infinite; }

/* Staggered Animation Delays */
.stagger-1 { animation-delay: 0.1s; opacity: 0; }
.stagger-2 { animation-delay: 0.2s; opacity: 0; }
.stagger-3 { animation-delay: 0.3s; opacity: 0; }
.stagger-4 { animation-delay: 0.4s; opacity: 0; }
.stagger-5 { animation-delay: 0.5s; opacity: 0; }
.stagger-6 { animation-delay: 0.6s; opacity: 0; }

/* Enhanced Card Interactions */
.card {
    transition: all var(--transition-base);
}

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

.card.clickable {
    cursor: pointer;
}

.card.clickable:active {
    transform: translateY(0) scale(0.98);
}

/* Enhanced Button Interactions */
.btn {
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn:active::after {
    width: 300px;
    height: 300px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0) scale(0.98);
}

.btn-primary:hover {
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}

.btn-success:hover {
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.4);
}

.btn-danger:hover {
    box-shadow: 0 4px 14px rgba(239, 68, 68, 0.4);
}

/* Enhanced Table Row Interactions */
.data-table tbody tr {
    transition: all var(--transition-fast);
}

.data-table tbody tr:hover {
    background: var(--color-primary-subtle);
    transform: scale(1.005);
}

.data-table tbody tr.clickable {
    cursor: pointer;
}

.data-table tbody tr.clickable:active {
    background: var(--color-primary-light);
}

/* Enhanced Form Input Interactions */
.form-input, .form-select, .form-textarea {
    transition: all var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    transform: translateY(-1px);
    box-shadow: var(--shadow-focus), var(--shadow-sm);
}

/* Enhanced Navigation Interactions */
.nav-menu a {
    position: relative;
    overflow: hidden;
}

.nav-menu a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

.nav-menu a:hover::before,
.nav-menu a.active::before {
    width: 80%;
}

/* Enhanced Badge/Tag Interactions */
.badge, .tag, .status-badge, .stat-badge {
    transition: all var(--transition-fast);
}

.badge:hover, .tag:hover {
    transform: scale(1.05);
}

/* Enhanced KPI Card Interactions */
.kpi-card {
    transition: all var(--transition-base);
    animation: fadeInUp 0.5s ease-out forwards;
}

.kpi-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.kpi-card:nth-child(1) { animation-delay: 0.05s; }
.kpi-card:nth-child(2) { animation-delay: 0.1s; }
.kpi-card:nth-child(3) { animation-delay: 0.15s; }
.kpi-card:nth-child(4) { animation-delay: 0.2s; }
.kpi-card:nth-child(5) { animation-delay: 0.25s; }
.kpi-card:nth-child(6) { animation-delay: 0.3s; }

.kpi-value {
    transition: all var(--transition-base);
}

.kpi-card:hover .kpi-value {
    transform: scale(1.1);
}

.kpi-icon {
    transition: all var(--transition-base);
}

.kpi-card:hover .kpi-icon {
    transform: scale(1.2) rotate(5deg);
}

/* Enhanced Progress Bar Animations */
.progress-fill {
    transition: width 1s ease-out;
    animation: shimmer 2s infinite;
    background-size: 200% 100%;
}

.progress-fill.success {
    background: linear-gradient(90deg, #10b981, #34d399, #10b981);
}

.progress-fill.warning {
    background: linear-gradient(90deg, #f59e0b, #fbbf24, #f59e0b);
}

.progress-fill.danger {
    background: linear-gradient(90deg, #ef4444, #f87171, #ef4444);
}

/* Enhanced Modal Animations */
.modal-backdrop {
    animation: fadeIn 0.2s ease-out forwards;
}

.modal-content {
    animation: scaleIn 0.3s ease-out forwards;
}

.modal.closing .modal-backdrop {
    animation: fadeIn 0.2s ease-out reverse forwards;
}

.modal.closing .modal-content {
    animation: scaleIn 0.2s ease-out reverse forwards;
}

/* Enhanced Toast Animations */
.toast {
    animation: slideInRight 0.4s ease-out forwards;
}

.toast.hiding {
    animation: slideInRight 0.3s ease-out reverse forwards;
}

/* Enhanced Dropdown Animations */
.dropdown-menu {
    animation: fadeInDown 0.2s ease-out forwards;
    transform-origin: top;
}

/* Skeleton Loading Animation */
.skeleton {
    background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-secondary) 50%, var(--bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

.skeleton-text {
    height: 1em;
    margin-bottom: 0.5em;
}

.skeleton-card {
    height: 100px;
}

/* Loading Spinner */
.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--border-primary);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm { width: 16px; height: 16px; border-width: 2px; }
.spinner-lg { width: 40px; height: 40px; border-width: 4px; }

/* Page Transition Effects for HTMX */
.htmx-request .htmx-indicator {
    display: inline-block;
}

.htmx-indicator {
    display: none;
}

[hx-indicator] {
    position: relative;
}

.htmx-swapping {
    opacity: 0;
    transition: opacity 0.2s ease-out;
}

.htmx-settling {
    opacity: 1;
    animation: fadeIn 0.3s ease-out;
}

/* Interactive List Items */
.list-item {
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.list-item:hover {
    background: var(--bg-tertiary);
    border-left-color: var(--color-primary);
    padding-left: calc(var(--space-4) + 3px);
}

/* Interactive Icon Buttons */
.icon-btn {
    transition: all var(--transition-fast);
    border-radius: var(--radius-full);
}

.icon-btn:hover {
    background: var(--bg-tertiary);
    transform: scale(1.1);
}

.icon-btn:active {
    transform: scale(0.95);
}

/* Status Indicator Pulse */
.status-indicator {
    position: relative;
}

.status-indicator.active::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: inherit;
    animation: pulse 2s ease-in-out infinite;
    background: inherit;
    opacity: 0.5;
    z-index: -1;
}

/* Hot Lead Fire Effect */
.hot-indicator {
    display: inline-flex;
    align-items: center;
    animation: pulse 1.5s ease-in-out infinite;
}

/* Notification Badge Bounce */
.notification-badge {
    animation: bounce 2s ease-in-out infinite;
}

/* Interactive Stats Card */
.stat-card {
    transition: all var(--transition-base);
    animation: fadeInUp 0.4s ease-out forwards;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-card:nth-child(1) { animation-delay: 0s; }
.stat-card:nth-child(2) { animation-delay: 0.1s; }
.stat-card:nth-child(3) { animation-delay: 0.2s; }

.stat-value {
    transition: all var(--transition-base);
}

.stat-card:hover .stat-value {
    transform: scale(1.05);
    color: var(--color-primary);
}

/* Accordion Animations */
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.accordion-content.open {
    max-height: 500px;
}

.accordion-trigger svg {
    transition: transform var(--transition-fast);
}

.accordion-trigger.open svg {
    transform: rotate(180deg);
}

/* Tab Transitions */
.tab-content {
    animation: fadeIn 0.3s ease-out;
}

.tab-btn {
    position: relative;
}

.tab-btn::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-primary);
    transform: scaleX(0);
    transition: transform var(--transition-fast);
}

.tab-btn.active::after {
    transform: scaleX(1);
}

/* Tooltip Animations */
.tooltip {
    animation: fadeInUp 0.2s ease-out forwards;
}

/* Hover Card Effect */
.hover-card {
    transition: all var(--transition-base);
}

.hover-card:hover {
    transform: perspective(1000px) rotateX(2deg) translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* Click Feedback */
.click-feedback {
    position: relative;
}

.click-feedback::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--color-primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
    pointer-events: none;
    border-radius: inherit;
}

.click-feedback:active::before {
    opacity: 0.1;
}

/* Focus Ring Animation */
.focus-ring:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px var(--bg-primary), 0 0 0 4px var(--color-primary);
    animation: glow 1.5s ease-in-out infinite;
}

/* Smooth Page Load */
.main-content {
    animation: fadeInUp 0.4s ease-out;
}

/* Success Checkmark Animation */
@keyframes checkmark {
    0% { stroke-dashoffset: 100; }
    100% { stroke-dashoffset: 0; }
}

.success-checkmark {
    stroke-dasharray: 100;
    stroke-dashoffset: 100;
    animation: checkmark 0.5s ease-out forwards;
}

/* Number Counter Animation Class */
.count-up {
    animation: countUp 0.6s ease-out forwards;
}

/* ==========================================
   TRIAL BANNER
   ========================================== */
.trial-banner {
    background: linear-gradient(135deg, var(--color-warning-light) 0%, #fff7ed 100%);
    border-bottom: 2px solid var(--color-warning);
    color: var(--color-gray-800);
    padding: 0.625rem 0;
    font-size: 0.875rem;
    line-height: 1.4;
    text-align: center;
}

.trial-banner svg {
    flex-shrink: 0;
    color: var(--color-warning);
}

.trial-banner span {
    flex-shrink: 1;
}

.trial-banner-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 1rem;
    background: var(--color-primary);
    color: var(--color-white) !important;
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    transition: background 0.15s ease;
}

.trial-banner-btn:hover {
    background: var(--color-primary-hover);
    text-decoration: none;
}

.trial-banner.trial-urgent {
    background: linear-gradient(135deg, var(--color-error-light) 0%, #fff1f2 100%);
    border-bottom-color: var(--color-error);
}

.trial-banner.trial-urgent svg {
    color: var(--color-error);
}

.trial-banner.trial-urgent .trial-banner-btn {
    background: var(--color-error);
}

.trial-banner.trial-urgent .trial-banner-btn:hover {
    background: #dc2626;
}

/* Reduce Motion for Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}