/**
 * TopoGestion ERP - Styles CSS Principaux
 * Design moderne avec glassmorphism et animations
 */

/* ============================================
   CSS VARIABLES - DESIGN SYSTEM
   ============================================ */
:root {
    /* Couleurs Primaires */
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;
    --primary-300: #93c5fd;
    --primary-400: #60a5fa;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    --primary-800: #1e40af;
    --primary-900: #1e3a8a;

    /* Couleurs Accent */
    --accent-50: #f0fdf4;
    --accent-100: #dcfce7;
    --accent-200: #bbf7d0;
    --accent-300: #86efac;
    --accent-400: #4ade80;
    --accent-500: #22c55e;
    --accent-600: #16a34a;
    --accent-700: #15803d;

    /* Couleurs Neutres */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Couleurs Sémantiques */
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;

    /* Effets */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.15);

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

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);

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

/* Dark Mode Variables */
[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --border-color: #334155;
}

[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-secondary);
    min-height: 100vh;
}

a {
    color: var(--primary-500);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--primary-600);
}

/* ============================================
   LAYOUT - SIDEBAR + MAIN
   ============================================ */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: linear-gradient(180deg, var(--gray-900) 0%, var(--gray-800) 100%);
    color: white;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 50;
    transition: width var(--transition-slow), transform var(--transition-slow);
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.sidebar-logo {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
}

.sidebar-brand-content {
    overflow: hidden;
    transition: opacity var(--transition), width var(--transition);
    flex: 1;
}

.sidebar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, #fff 0%, var(--primary-300) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}

.sidebar-subtitle {
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-top: 2px;
    white-space: nowrap;
}

.sidebar-collapse-btn {
    width: 32px;
    height: 32px;
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--gray-400);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    flex-shrink: 0;
}

.sidebar-collapse-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 45;
    backdrop-filter: blur(4px);
}

.sidebar-nav {
    padding: 1rem 0;
}

.nav-section {
    padding: 0.5rem 1.5rem;
    margin-bottom: 0.5rem;
}

.nav-section-title {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-500);
    margin-bottom: 0.75rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    color: var(--gray-300);
    font-weight: 500;
    transition: all var(--transition);
    border-left: 3px solid transparent;
    cursor: pointer;
    position: relative;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: white;
}

.nav-item.active {
    background: rgba(59, 130, 246, 0.15);
    color: var(--primary-400);
    border-left-color: var(--primary-500);
}

.nav-item i {
    width: 20px;
    text-align: center;
    font-size: 1.125rem;
}

.nav-badge {
    margin-left: auto;
    background: var(--primary-500);
    color: white;
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-full);
}

/* Sidebar Collapsed State */
.app-layout.sidebar-collapsed .sidebar {
    width: 80px;
}

.app-layout.sidebar-collapsed .main-content {
    margin-left: 80px;
}

.app-layout.sidebar-collapsed .sidebar-brand-content {
    opacity: 0;
    width: 0;
    display: none;
}

.app-layout.sidebar-collapsed .sidebar-collapse-btn i {
    transform: rotate(180deg);
}

.app-layout.sidebar-collapsed .nav-section-title {
    opacity: 0;
    height: 0;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

.app-layout.sidebar-collapsed .nav-text {
    opacity: 0;
    width: 0;
    overflow: hidden;
    display: none;
}

.app-layout.sidebar-collapsed .nav-item {
    justify-content: center;
    padding: 0.75rem;
}

.app-layout.sidebar-collapsed .nav-item i {
    font-size: 1.25rem;
}

.app-layout.sidebar-collapsed .sidebar-header {
    justify-content: center;
    padding: 1rem 0.5rem;
}

.app-layout.sidebar-collapsed .sidebar-logo {
    width: 50px;
    height: 50px;
}

.app-layout.sidebar-collapsed .nav-item::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    background: var(--gray-800);
    color: white;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.8125rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    margin-left: 0.5rem;
    z-index: 100;
    pointer-events: none;
}

.app-layout.sidebar-collapsed .nav-item:hover::after {
    opacity: 1;
    visibility: visible;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    min-height: 100vh;
    background: var(--bg-secondary);
    transition: margin-left var(--transition-slow);
}

/* Header */
.main-header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 40;
    backdrop-filter: blur(10px);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

.search-box {
    position: relative;
    width: 400px;
}

.search-box input {
    width: 100%;
    padding: 0.625rem 1rem 0.625rem 2.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    background: var(--bg-tertiary);
    font-size: 0.875rem;
    transition: all var(--transition);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Header Main Menu */
.main-menu-container {
    position: relative;
}

.header-main-toggle {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition);
    font-weight: 500;
}

.header-main-toggle:hover {
    background: var(--bg-secondary);
    border-color: var(--primary-400);
}

.user-avatar-sm {
    width: 32px;
    height: 32px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

.header-actions-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    min-width: 260px;
    max-height: 450px;
    overflow-y: auto;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 0.75rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition);
    z-index: 100;
}

.header-actions-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.header-actions-dropdown::-webkit-scrollbar {
    width: 6px;
}

.header-actions-dropdown::-webkit-scrollbar-track {
    background: transparent;
}

.header-actions-dropdown::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-full);
}

.header-actions-dropdown::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

.dropdown-user-info {
    padding: 0.5rem 1.25rem 0.75rem;
}

.dropdown-user-info .user-name {
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--text-primary);
}

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

.dropdown-section-title {
    padding: 0.5rem 1.25rem 0.25rem;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-400);
}

.header-dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1.25rem;
    color: var(--text-primary);
    text-decoration: none;
    cursor: pointer;
    transition: background var(--transition);
    background: none;
    border: none;
    width: 100%;
    font-size: 0.875rem;
    text-align: left;
}

.header-dropdown-item:hover {
    background: var(--bg-tertiary);
    color: var(--primary-500);
}

.header-dropdown-item i {
    width: 20px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 1rem;
}

.header-dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: 0.5rem 0;
}

/* ============================================
   PAGE HEADER
   ============================================ */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    gap: 1.5rem;
}

.page-title {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.025em;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-top: 0.25rem;
}

/* ============================================
   COMPONENTS - CARDS & STATS
   ============================================ */
.page-content {
    padding: 2rem;
}

.card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition);
    margin-bottom: 1.5rem;
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(59, 130, 246, 0.02);
}

.card-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-body {
    padding: 1.5rem;
}

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

.stat-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1.25rem;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-300);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: var(--bg-tertiary);
    color: var(--primary-500);
    flex-shrink: 0;
}

.stat-icon.primary {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-500);
}

.stat-icon.success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.stat-icon.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.stat-icon.danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.stat-info {
    flex: 1;
}

.stat-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    margin-bottom: 0.25rem;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

/* ============================================
   COMPONENTS - TABLES
   ============================================ */
.table-container {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.table th {
    background: var(--bg-tertiary);
    padding: 1rem 1.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.table td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.table tr:hover {
    background: rgba(59, 130, 246, 0.02);
}

.table-actions {
    display: flex;
    gap: 0.5rem;
}

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
    padding: 4rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--gray-400);
    margin-bottom: 1.5rem;
}

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

/* ============================================
   COMPONENTS - BUTTONS & FORMS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.35);
}

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

.btn-outline {
    background: transparent;
    border: 1.5px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--primary-500);
    color: var(--primary-500);
    background: rgba(59, 130, 246, 0.05);
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.8125rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--radius);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

/* ============================================
   COMPONENTS - BADGES
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.badge-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
}

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

/* Priority Badges */
.badge-low {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.badge-medium,
.badge-normale {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.badge-high,
.badge-haute {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.badge-urgent,
.badge-urgente {
    background: #000;
    color: #fff;
}

/* ============================================
   KANBAN BOARD
   ============================================ */
.kanban-board {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    padding: 0.5rem 0.5rem 1.5rem;
    min-height: calc(100vh - 250px);
    align-items: flex-start;
}

.kanban-column {
    flex: 0 0 320px;
    background: rgba(241, 245, 249, 0.5);
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    max-height: 100%;
    border: 1px solid var(--border-color);
}

.kanban-column-header {
    padding: 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid transparent;
    background: var(--bg-primary);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.kanban-column-title {
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.kanban-column-count {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 0.125rem 0.625rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.kanban-column-body {
    padding: 1rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex: 1;
}

.kanban-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02), 0 1px 0 rgba(0, 0, 0, 0.02);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary-500);
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.kanban-card:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: 0 12px 20px -10px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-300);
}

.kanban-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
    gap: 0.5rem;
}

.kanban-card-title {
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--text-primary);
    line-height: 1.4;
    margin-bottom: 0.25rem;
}

.kanban-card-ref {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--primary-500);
    font-weight: 600;
}

.kanban-card-body {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.kanban-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0.75rem;
    border-top: 1px solid var(--bg-tertiary);
}

.kanban-card-assignee {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.kanban-card-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-100);
    color: var(--primary-600);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.625rem;
    font-weight: 700;
    border: 1.5px solid white;
}

/* ============================================
   PROGRESS BARS
   ============================================ */
.progress-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.progress {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    border-radius: var(--radius-full);
    transition: width 0.6s ease;
}

/* ============================================
   DROPZONE & FILE UPLOAD
   ============================================ */
.dropzone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-xl);
    padding: 2rem;
    text-align: center;
    background: var(--bg-secondary);
    cursor: pointer;
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.dropzone:hover,
.dropzone.dragover {
    border-color: var(--primary-500);
    background: rgba(59, 130, 246, 0.05);
}

.dropzone-icon {
    font-size: 2.5rem;
    color: var(--gray-400);
    transition: all var(--transition);
}

.dropzone:hover .dropzone-icon {
    color: var(--primary-500);
    transform: translateY(-3px);
}

.dropzone-text {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
}

/* ============================================
   MODALS
   ============================================ */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.modal-backdrop.active {
    display: flex;
}

.modal {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: modalSlideUp 0.3s ease;
}

@keyframes modalSlideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    background: var(--bg-primary);
    z-index: 10;
}

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

.modal-close {
    background: var(--bg-tertiary);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
}

.modal-close:hover {
    background: var(--danger);
    color: white;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    background: var(--bg-secondary);
}

/* ============================================
   TOAST NOTIFICATION
   ============================================ */
.toast-container {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.toast {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 1rem 1.5rem;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-left: 4px solid var(--primary-500);
    animation: toastSlideIn 0.3s ease;
}

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

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

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

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

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-page {
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--primary-900) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto 1.25rem;
    box-shadow: 0 8px 16px rgba(59, 130, 246, 0.3);
}

.login-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.btn-lg {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
}