/* ==========================================================================
   CMAN-Application Service Todo List - Stylesheet
   ========================================================================== */

/* --- CSS Variables & Design System --- */
:root {
    /* Fonts */
    --font-primary: 'Plus Jakarta Sans', 'Sarabun', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    
    /* Theme Toggle Transitions */
    --transition-speed: 0.3s;
    --transition-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Light Theme Tokens */
    --bg-color: #f4f6fa;
    --card-bg: rgba(255, 255, 255, 0.8);
    --card-border: rgba(226, 232, 240, 0.8);
    --border-color: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: rgba(79, 70, 229, 0.1);
    
    --success-color: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    
    --warning-color: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    
    --danger-color: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);
    
    --info-color: #06b6d4;
    --info-bg: rgba(6, 182, 212, 0.1);
    
    /* Glassmorphism details */
    --glass-blur: blur(16px) saturate(120%);
    --shadow-sm: 0 2px 8px rgba(148, 163, 184, 0.05);
    --shadow-md: 0 8px 30px rgba(148, 163, 184, 0.1);
    --shadow-lg: 0 16px 40px rgba(148, 163, 184, 0.15);
    --glow-color: rgba(79, 70, 229, 0.15);
}

/* Dark Theme Tokens override */
body.dark-theme {
    --bg-color: #080c14;
    --card-bg: rgba(22, 30, 49, 0.7);
    --card-border: rgba(255, 255, 255, 0.05);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-light: #64748b;
    
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: rgba(99, 102, 241, 0.15);
    
    --success-color: #10b981;
    --success-bg: rgba(16, 185, 129, 0.15);
    
    --warning-color: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.15);
    
    --danger-color: #f43f5e;
    --danger-bg: rgba(244, 63, 94, 0.15);
    
    --info-color: #06b6d4;
    --info-bg: rgba(6, 182, 212, 0.15);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.5);
    --glow-color: rgba(99, 102, 241, 0.25);
}

/* --- Base & Reset Rules --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-primary);
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
}

/* Scrollbar Style */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-light);
}

/* --- App Container Layout --- */
.app-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    min-height: 100vh;
}

/* --- Glassmorphism Card Utility --- */
.glass-card {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.3s ease;
}

/* --- Header Section --- */
.main-header {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    color: #ffffff;
    width: 45px;
    height: 45px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px var(--glow-color);
}

.logo-area h1 {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(to right, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-area .subtitle {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

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

.data-actions {
    display: flex;
    gap: 0.5rem;
    padding-right: 1rem;
    border-right: 1px solid var(--border-color);
}

/* Role / User Selector Styles */
.role-selector-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--primary-light);
    padding: 0.5rem 1rem;
    border-radius: 10px;
    border: 1px solid var(--card-border);
}

.selector-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-color);
}

.custom-select-wrapper {
    position: relative;
}

.select-user {
    background: transparent;
    border: none;
    outline: none;
    font-weight: 700;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.9rem;
    padding-right: 1rem;
}

.select-user option {
    background: var(--bg-color);
    color: var(--text-primary);
}

/* Theme Toggle Button */
.theme-toggle-btn {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-bounce), background-color 0.2s;
}

.theme-toggle-btn:hover {
    transform: scale(1.05);
    background: var(--primary-light);
}

.theme-toggle-btn .sun-icon {
    display: none;
}

body.dark-theme .theme-toggle-btn .sun-icon {
    display: block;
}

body.dark-theme .theme-toggle-btn .moon-icon {
    display: none;
}

/* --- Views Layout --- */
.view-section {
    display: none;
    flex-direction: column;
    gap: 1.5rem;
    animation: fadeIn 0.4s ease-out;
}

.view-section.active {
    display: flex;
}

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

/* --- Dashboard Stats --- */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.stat-card {
    display: flex;
    align-items: center;
    padding: 1.25rem 1.5rem;
    gap: 1.25rem;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.stat-icon.primary { background: var(--primary-light); color: var(--primary-color); }
.stat-icon.warning { background: var(--warning-bg); color: var(--warning-color); }
.stat-icon.info { background: var(--info-bg); color: var(--info-color); }
.stat-icon.success { background: var(--success-bg); color: var(--success-color); }
.stat-icon.danger { background: var(--danger-bg); color: var(--danger-color); }

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
}

.stat-card.alert-overdue {
    border-left: 4px solid var(--danger-color);
}

/* Spin animation for Loading / In Progress icon */
.spin-icon {
    animation: spin 3s linear infinite;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* --- Dashboard Charts --- */
.charts-section {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 1.5rem;
}

@media (max-width: 900px) {
    .charts-section {
        grid-template-columns: 1fr;
    }
}

.chart-card {
    padding: 1.5rem;
}

.card-title {
    font-size: 0.95rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
}

.progress-chart-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    padding: 0.5rem 0;
}

.circular-progress {
    position: relative;
    width: 160px;
    height: 160px;
}

.progress-ring {
    transform: rotate(-90deg);
}

.progress-ring__circle {
    transition: stroke-dashoffset 0.5s ease;
    stroke-linecap: round;
}

.progress-percent {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.progress-percent span:first-child {
    font-size: 1.85rem;
    font-weight: 800;
    color: var(--text-primary);
}

.progress-percent .progress-text-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    letter-spacing: 1px;
    font-weight: 600;
}

.progress-details {
    width: 100%;
    display: flex;
    justify-content: space-around;
    font-size: 0.85rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.dot.done { background-color: var(--success-color); }
.dot.active { background-color: var(--primary-color); }
.dot.todo { background-color: var(--text-light); }
.dot.inprogress { background-color: var(--warning-color); }
.dot.review { background-color: var(--info-color); }

/* Workload Distribution Grid */
.workload-bars-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-height: 250px;
    overflow-y: auto;
    padding-right: 0.5rem;
}

.workload-row {
    display: grid;
    grid-template-columns: 80px 1fr 40px;
    align-items: center;
    gap: 1rem;
}

.workload-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: right;
}

.workload-bar-bg {
    background: var(--border-color);
    height: 10px;
    border-radius: 5px;
    overflow: hidden;
    position: relative;
}

.workload-bar-fill {
    height: 100%;
    border-radius: 5px;
    width: 0; /* Animated */
    transition: width 0.6s cubic-bezier(0.1, 1, 0.1, 1);
}

.workload-bar-fill.normal { background: linear-gradient(90deg, var(--info-color), var(--primary-color)); }
.workload-bar-fill.high { background: linear-gradient(90deg, var(--warning-color), var(--danger-color)); }

.workload-count {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
}

/* --- Controls / Filter Bar --- */
.controls-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 280px;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    width: 18px;
    height: 18px;
}

.search-box input {
    width: 100%;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.65rem 1rem 0.65rem 2.5rem;
    border-radius: 10px;
    font-size: 0.9rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.search-box input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--glow-color);
    outline: none;
}

.filters-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.form-control {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.65rem 1rem;
    border-radius: 10px;
    font-size: 0.85rem;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--glow-color);
}

.form-control.readonly {
    background: var(--border-color);
    cursor: not-allowed;
    opacity: 0.8;
}

/* Buttons System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 10px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: transform var(--transition-bounce), background-color 0.2s, border-color 0.2s;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: #ffffff;
    box-shadow: 0 4px 12px var(--glow-color);
}
.btn-primary:hover {
    background: var(--primary-hover);
}

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

.btn-danger {
    background: var(--danger-bg);
    color: var(--danger-color);
    border-color: rgba(244, 63, 94, 0.1);
}
.btn-danger:hover {
    background: var(--danger-color);
    color: #ffffff;
}

.btn-sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.75rem;
    border-radius: 8px;
}

.btn-icon-only {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 10px;
}

/* --- Consolidated Task Table --- */
.table-container {
    padding: 1.5rem;
}

.table-header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.table-header-bar h3 {
    font-size: 1rem;
    font-weight: 700;
}

.responsive-table {
    width: 100%;
    overflow-x: auto;
}

.task-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.85rem;
}

.task-table th {
    padding: 0.85rem 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

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

.task-table tbody tr {
    transition: background-color 0.2s ease;
}

.task-table tbody tr:hover {
    background-color: var(--primary-light);
}

/* Custom Table Badges */
.badge-priority {
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    display: inline-block;
}

.badge-priority.High { background: var(--danger-bg); color: var(--danger-color); }
.badge-priority.Medium { background: var(--warning-bg); color: var(--warning-color); }
.badge-priority.Low { background: var(--primary-light); color: var(--primary-color); }

.badge-status {
    padding: 0.25rem 0.6rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.badge-status.todo { background: var(--border-color); color: var(--text-secondary); }
.badge-status.inprogress { background: var(--warning-bg); color: var(--warning-color); }
.badge-status.review { background: var(--info-bg); color: var(--info-color); }
.badge-status.done { background: var(--success-bg); color: var(--success-color); }

.badge-status::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
}
.badge-status.todo::before { background-color: var(--text-secondary); }
.badge-status.inprogress::before { background-color: var(--warning-color); }
.badge-status.review::before { background-color: var(--info-color); }
.badge-status.done::before { background-color: var(--success-color); }

/* Multiple Assignee Avatars display */
.avatars-list {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.avatar-badge {
    font-size: 0.75rem;
    font-weight: 700;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    text-shadow: 0 1px 2px rgba(0,0,0,0.15);
    border: 1.5px solid var(--card-bg);
    margin-right: -8px;
    position: relative;
    z-index: 1;
    cursor: default;
}

.avatar-badge:hover {
    transform: translateY(-2px);
    z-index: 5;
    margin-right: 0;
    border-color: var(--primary-color);
    transition: transform 0.2s, margin 0.2s;
}

.avatar-badge:last-child {
    margin-right: 0;
}

/* Empty States */
.empty-state {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 0;
    color: var(--text-secondary);
    gap: 0.75rem;
}

.empty-state.active {
    display: flex;
}

.empty-state i {
    width: 48px;
    height: 48px;
    opacity: 0.5;
}

.actions-header {
    text-align: right;
}

.row-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

/* --- Member Kanban Header --- */
.member-header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.member-profile-info {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.member-avatar {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px var(--glow-color);
}

.member-profile-info h2 {
    font-size: 1.25rem;
    font-weight: 700;
}

.highlight-text {
    color: var(--primary-color);
}

.member-profile-info .description {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.member-stats-mini {
    display: flex;
    gap: 1rem;
    background: var(--bg-color);
    padding: 0.5rem 1rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.mini-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 0.75rem;
}

.mini-stat:not(:last-child) {
    border-right: 1px solid var(--border-color);
}

.mini-stat .value {
    font-size: 1.15rem;
    font-weight: 700;
}

.mini-stat .label {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
}

/* --- Kanban Board Layout --- */
.kanban-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    align-items: start;
    min-height: 500px;
}

@media (max-width: 1200px) {
    .kanban-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 650px) {
    .kanban-container {
        grid-template-columns: 1fr;
    }
}

.kanban-column {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-height: 550px;
    box-shadow: var(--shadow-sm);
}

.column-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
}

.title-with-count {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.title-with-count h3 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
}

.title-with-count .badge {
    background: var(--border-color);
    color: var(--text-secondary);
    padding: 0.1rem 0.45rem;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 700;
}

.column-quick-add-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    width: 26px;
    height: 26px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s, color 0.2s;
}

.column-quick-add-btn:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

.kanban-cards-wrapper {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex-grow: 1;
    overflow-y: auto;
    max-height: 600px;
    padding: 0.25rem;
    min-height: 400px;
    border-radius: 8px;
    transition: background-color 0.2s ease;
}

.kanban-cards-wrapper.drag-over {
    background-color: var(--primary-light);
    border: 2px dashed var(--primary-color);
}

/* --- Kanban Card --- */
.kanban-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 1rem;
    cursor: grab;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s;
    user-select: none;
}

.kanban-card:active {
    cursor: grabbing;
}

.kanban-card:hover {
    transform: translateY(-3px) scale(1.01);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.kanban-card.dragging {
    opacity: 0.4;
    border: 2px dashed var(--primary-color);
    background: var(--border-color);
}

.card-top-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.65rem;
}

.card-ticket-no {
    font-family: monospace;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.card-title-text {
    font-size: 0.88rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.card-desc-text {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.4;
    margin-bottom: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-dates {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.72rem;
    color: var(--text-light);
    margin-bottom: 0.75rem;
    padding-top: 0.5rem;
    border-top: 1px dashed var(--border-color);
}

.card-dates i {
    width: 12px;
    height: 12px;
}

.card-dates.overdue {
    color: var(--danger-color);
    font-weight: 600;
}

.card-bottom-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0.25rem;
}

/* Mobile Quick Shift Controls for Kanban (Touch Devices) */
.card-quick-actions {
    display: flex;
    gap: 0.25rem;
}

.btn-card-action {
    background: var(--border-color);
    border: none;
    color: var(--text-secondary);
    width: 24px;
    height: 24px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
}

.btn-card-action:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

/* Priority line styling */
.kanban-card.p-High { border-left: 4px solid var(--danger-color); }
.kanban-card.p-Medium { border-left: 4px solid var(--warning-color); }
.kanban-card.p-Low { border-left: 4px solid var(--primary-color); }

/* --- Modals System --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(8, 12, 20, 0.6);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1.5rem;
}

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

.modal-content {
    width: 100%;
    max-width: 650px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    max-height: 90vh;
}

.animate-zoom {
    animation: zoomIn 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    font-size: 1.15rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.close-modal-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s, color 0.2s;
}

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

.modal-form {
    padding: 1.5rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-group label .required {
    color: var(--danger-color);
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 500px) {
    .form-row-2 {
        grid-template-columns: 1fr;
    }
}

.text-area {
    min-height: 100px;
    resize: vertical;
}

/* Checklist for Multiple Assignees */
.assignees-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.assignees-label .sub-label {
    font-size: 0.7rem;
    color: var(--text-light);
    font-weight: normal;
}

.assignees-checklist {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 0.65rem;
    padding: 0.75rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    max-height: 150px;
    overflow-y: auto;
}

.assignee-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    user-select: none;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    transition: background-color 0.15s;
}

.assignee-item:hover {
    background-color: var(--border-color);
}

.assignee-item input {
    cursor: pointer;
    width: 16px;
    height: 16px;
    accent-color: var(--primary-color);
}

.validation-error {
    color: var(--danger-color);
    font-size: 0.75rem;
    font-weight: 600;
    display: none;
    margin-top: 0.25rem;
}

.validation-error.active {
    display: block;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.btn-left {
    margin-right: auto;
}

/* --- Toast Notification --- */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1100;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
}

.toast {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    padding: 1rem 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 600;
    pointer-events: auto;
    animation: slideIn 0.3s cubic-bezier(0.1, 1, 0.1, 1) forwards;
    border-left: 4px solid var(--primary-color);
}

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

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

.toast.fade-out {
    animation: slideOut 0.3s cubic-bezier(0.1, 1, 0.1, 1) forwards;
}

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