/**
 * Legendary Group CRM - Glassmorphism Design System
 * Mobile-first, PWA-ready, Dark mode default
 */

/* ============================================
   CSS CUSTOM PROPERTIES
   ============================================ */

:root {
    /* Base colors */
    --color-primary: #6366f1;
    --color-primary-light: #818cf8;
    --color-primary-dark: #4f46e5;

    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-info: #0ea5e9;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

    /* 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: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);

    /* Z-index scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
}

/* Dark theme (default) */
[data-theme="dark"] {
    --bg-base: #0a0a0f;
    --bg-ambient: linear-gradient(135deg, #0f0f1a 0%, #1a1025 50%, #0a1520 100%);
    --bg-glass: rgba(15, 15, 25, 0.7);
    --bg-glass-hover: rgba(25, 25, 40, 0.8);
    --bg-elevated: rgba(30, 30, 50, 0.6);

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-tertiary: #64748b;
    --text-muted: #475569;

    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-default: rgba(255, 255, 255, 0.12);
    --border-strong: rgba(255, 255, 255, 0.2);

    --nav-bg: rgba(10, 10, 20, 0.95);
    --input-bg: rgba(20, 20, 35, 0.8);

    --glow-primary: 0 0 20px rgba(99, 102, 241, 0.3);
    --glow-success: 0 0 20px rgba(34, 197, 94, 0.3);
    --glow-warning: 0 0 20px rgba(245, 158, 11, 0.3);
    --glow-danger: 0 0 20px rgba(239, 68, 68, 0.3);
}

/* Light theme */
[data-theme="light"] {
    --bg-base: #f8fafc;
    --bg-ambient: linear-gradient(135deg, #ffffff 0%, #f1f5f9 50%, #e2e8f0 100%);
    --bg-glass: rgba(255, 255, 255, 0.7);
    --bg-glass-hover: rgba(255, 255, 255, 0.85);
    --bg-elevated: rgba(255, 255, 255, 0.8);

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --text-muted: #94a3b8;

    --border-subtle: rgba(0, 0, 0, 0.05);
    --border-default: rgba(0, 0, 0, 0.1);
    --border-strong: rgba(0, 0, 0, 0.15);

    --nav-bg: rgba(255, 255, 255, 0.95);
    --input-bg: rgba(241, 245, 249, 0.8);

    --glow-primary: 0 0 20px rgba(99, 102, 241, 0.2);
    --glow-success: 0 0 20px rgba(34, 197, 94, 0.2);
    --glow-warning: 0 0 20px rgba(245, 158, 11, 0.2);
    --glow-danger: 0 0 20px rgba(239, 68, 68, 0.2);
}

/* ============================================
   BASE STYLES
   ============================================ */

*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-base);
    min-height: 100vh;
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Modal backdrop blur */
.modal-backdrop {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.modal-content {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-subtle);
}

/* Ambient background */
.app-container {
    min-height: 100vh;
    background: var(--bg-ambient);
    position: relative;
}

/* ============================================
   GLASS CARD COMPONENT
   ============================================ */

.glass-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: background var(--transition-base), border-color var(--transition-base);
}

.glass-card:hover {
    background: var(--bg-glass-hover);
    border-color: var(--border-default);
}

/* ============================================
   NAVIGATION
   ============================================ */

.nav-top {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: var(--nav-bg);
    border-bottom: 1px solid var(--border-subtle);
    z-index: var(--z-fixed);
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-lg);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-brand img {
    height: 32px;
    width: auto;
}

.nav-actions {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-icon-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast), color var(--transition-fast);
    position: relative;
}

.nav-icon-btn:hover {
    background: var(--bg-glass);
    color: var(--text-primary);
}

.notification-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    background: var(--color-danger);
    color: white;
    font-size: 0.6875rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 64px;
    left: 0;
    bottom: 0;
    width: 260px;
    background: var(--nav-bg);
    border-right: 1px solid var(--border-subtle);
    padding: var(--spacing-lg);
    overflow-y: auto;
    z-index: var(--z-sticky);
    transition: transform var(--transition-base);
}

.sidebar-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-nav-item {
    margin-bottom: var(--spacing-xs);
}

.sidebar-nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.sidebar-nav-link:hover {
    background: var(--bg-glass);
    color: var(--text-primary);
}

.sidebar-nav-link.active {
    background: var(--color-primary);
    color: white;
}

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

/* Main content area */
.main-content {
    margin-left: 260px;
    margin-top: 64px;
    padding: var(--spacing-xl);
    min-height: calc(100vh - 64px);
}

/* ============================================
   MOBILE BOTTOM NAV
   ============================================ */

.mobile-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: var(--nav-bg);
    border-top: 1px solid var(--border-subtle);
    z-index: var(--z-fixed);
}

.mobile-nav-list {
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
}

.mobile-nav-item {
    flex: 1;
}

.mobile-nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: var(--spacing-sm);
    color: var(--text-tertiary);
    text-decoration: none;
    font-size: 0.6875rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.mobile-nav-link.active {
    color: var(--color-primary);
}

.mobile-nav-link svg {
    width: 24px;
    height: 24px;
}

/* ============================================
   DASHBOARD COMPONENTS
   ============================================ */

.dashboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
}

.dashboard-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge--operational {
    background: rgba(34, 197, 94, 0.15);
    color: var(--color-success);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.status-badge--warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--color-warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-badge--error {
    background: rgba(239, 68, 68, 0.15);
    color: var(--color-danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Integration Pills */
.integration-pills {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    padding-bottom: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    scrollbar-width: none;
}

.integration-pills::-webkit-scrollbar {
    display: none;
}

.integration-pill {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.integration-pill--connected {
    border-color: var(--color-success);
}

.integration-pill--connected::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--color-success);
    border-radius: 50%;
}

/* Metric Cards */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.metric-card {
    padding: var(--spacing-lg);
}

.metric-card__label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-sm);
}

.metric-card__value {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.metric-card__value--glow {
    text-shadow: var(--glow-primary);
}

.metric-card__value--success {
    color: var(--color-success);
    text-shadow: var(--glow-success);
}

.metric-card__value--warning {
    color: var(--color-warning);
    text-shadow: var(--glow-warning);
}

.metric-card__spark {
    height: 40px;
}

/* Section Headers */
.section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-tertiary);
}

.section-header::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-subtle);
}

/* Pipeline Funnel */
.pipeline-funnel {
    margin-bottom: var(--spacing-xl);
}

.funnel-stage {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
}

.funnel-stage__icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    background: var(--bg-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.funnel-stage__info {
    flex: 1;
}

.funnel-stage__label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.funnel-stage__bar {
    height: 8px;
    background: var(--bg-elevated);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.funnel-stage__progress {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-full);
    transition: width 0.8s ease-out;
}

.funnel-stage__count {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 40px;
    text-align: right;
}

/* Agent Cards */
.agents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.agent-card {
    padding: var(--spacing-lg);
}

.agent-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.agent-card__name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.agent-card__generation {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.agent-card__type {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.agent-card__type--active {
    background: rgba(34, 197, 94, 0.15);
    color: var(--color-success);
    border: 1px solid rgba(34, 197, 94, 0.3);
    box-shadow: var(--glow-success);
}

.agent-card__type--training {
    background: rgba(245, 158, 11, 0.15);
    color: var(--color-warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.agent-card__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.agent-stat {
    text-align: center;
}

.agent-stat__value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.agent-stat__label {
    font-size: 0.6875rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
}

.agent-card__log {
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.agent-card__log-title {
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-xs);
}

.agent-card__log-entry {
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-subtle);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.agent-card__log-entry:last-child {
    border-bottom: none;
}

/* ============================================
   FORMS & INPUTS
   ============================================ */

.form-group {
    margin-bottom: var(--spacing-lg);
}

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

.form-control {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--input-bg);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.9375rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast), opacity var(--transition-fast);
    border: none;
    text-decoration: none;
}

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

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

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

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

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

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

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-md);
}

/* ============================================
   TABLES
   ============================================ */

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

.data-table th,
.data-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
}

.data-table th {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-tertiary);
    background: var(--bg-elevated);
}

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

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */

/* Tablet */
@media (max-width: 1199px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }
}

/* Mobile */
@media (max-width: 767px) {
    .nav-top {
        height: 56px;
        padding: 0 var(--spacing-md);
    }

    .main-content {
        margin-top: 56px;
        margin-bottom: 64px;
        padding: var(--spacing-md);
    }

    .mobile-nav {
        display: block;
    }

    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .dashboard-title {
        font-size: 1.25rem;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .metric-card {
        padding: var(--spacing-md);
    }

    .metric-card__value {
        font-size: 1.5rem;
    }

    .agents-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

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

.animate-fade-in-up {
    animation: fadeInUp 0.5s ease-out forwards;
}

.animate-stagger > * {
    opacity: 0;
    animation: fadeInUp 0.4s ease-out forwards;
}

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

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

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

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

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