/* ===== CSS Variables / Design Tokens ===== */
:root {
    --bg-primary: #0f0f1a;
    --bg-secondary: #1a1a2e;
    --bg-card: rgba(30, 30, 50, 0.7);
    --bg-column: rgba(22, 22, 40, 0.6);
    --bg-modal-overlay: rgba(0, 0, 0, 0.6);

    --text-primary: #e8e8f0;
    --text-secondary: #a0a0b8;
    --text-muted: #6a6a80;

    --accent-blue: #4f8cff;
    --accent-purple: #a855f7;
    --accent-green: #34d399;
    --accent-orange: #fb923c;
    --accent-red: #ef4444;
    --accent-cyan: #22d3ee;
    --accent-pink: #f472b6;

    --gradient-1: linear-gradient(135deg, #4f8cff, #a855f7);
    --gradient-2: linear-gradient(135deg, #a855f7, #f472b6);
    --gradient-3: linear-gradient(135deg, #34d399, #22d3ee);
    --gradient-4: linear-gradient(135deg, #fb923c, #ef4444);
    --gradient-head: linear-gradient(135deg, #38bdf8, #818cf8);
    --gradient-member: linear-gradient(135deg, #fb923c, #f472b6);

    --border-glass: 1px solid rgba(255, 255, 255, 0.06);

    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-drag: 0 12px 40px rgba(79, 140, 255, 0.25);
    --shadow-modal: 0 20px 60px rgba(0, 0, 0, 0.5);
    --shadow-glow-blue: 0 0 30px rgba(79, 140, 255, 0.15);
    --shadow-glow-purple: 0 0 30px rgba(168, 85, 247, 0.15);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    --font-family: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Light Theme ===== */
:root[data-theme="light"] {
    /* Slightly deeper and cooler background to avoid being "too pale" */
    --bg-primary: #eff3f8;
    --bg-secondary: #ffffff;
    /* Cards are solid white to pop off the container background */
    --bg-card: #ffffff;
    /* Columns have a bit more weight */
    --bg-column: rgba(230, 236, 244, 0.9);
    --bg-modal-overlay: rgba(15, 23, 42, 0.5);

    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;

    /* Stronger borders for definition */
    --border-glass: 1px solid rgba(15, 23, 42, 0.12);

    /* Slightly more pronounced shadows for depth */
    --shadow-card: 0 4px 16px rgba(15, 23, 42, 0.08);
    --shadow-drag: 0 16px 40px rgba(79, 140, 255, 0.2);
    --shadow-modal: 0 24px 48px rgba(15, 23, 42, 0.15);
}

:root[data-theme="light"] body {
    /* Slightly stronger gradients to add character */
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(79, 140, 255, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(168, 85, 247, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(52, 211, 153, 0.04) 0%, transparent 50%);
}

:root[data-theme="light"] .login-page {
    background-image:
        radial-gradient(ellipse at 30% 40%, rgba(79, 140, 255, 0.06) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 60%, rgba(168, 85, 247, 0.05) 0%, transparent 60%);
}

:root[data-theme="light"] .login-container {
    background: rgba(255, 255, 255, 0.9);
}

:root[data-theme="light"] .login-field select,
:root[data-theme="light"] .login-field input {
    background: rgba(15, 23, 42, 0.02);
}

:root[data-theme="light"] .header,
:root[data-theme="light"] .search-toolbar,
:root[data-theme="light"] .stats-bar {
    background: rgba(255, 255, 255, 0.85);
}

:root[data-theme="light"] .search-box input,
:root[data-theme="light"] .btn-icon-only,
:root[data-theme="light"] .btn-ghost,
:root[data-theme="light"] .user-badge,
:root[data-theme="light"] .login-role-preview,
:root[data-theme="light"] .sort-select {
    background: rgba(15, 23, 42, 0.04);
}

:root[data-theme="light"] .search-box input:focus {
    background: rgba(15, 23, 42, 0.06);
}

:root[data-theme="light"] .btn-icon-only:hover,
:root[data-theme="light"] .btn-ghost:hover,
:root[data-theme="light"] .dept-tab:hover {
    background: rgba(15, 23, 42, 0.08);
}

:root[data-theme="light"] .column-primary {
    background: rgba(248, 250, 252, 0.85);
    box-shadow: 0 0 24px rgba(168, 85, 247, 0.03), inset 0 1px 0 rgba(168, 85, 247, 0.05);
}

:root[data-theme="light"] .stat-dot {
    background: rgba(15, 23, 42, 0.1);
}

:root[data-theme="light"] .modal {
    background: rgba(255, 255, 255, 0.95);
}

:root[data-theme="light"] .form-input,
:root[data-theme="light"] .form-select,
:root[data-theme="light"] .form-textarea,
:root[data-theme="light"] #detail-comment-input {
    background: rgba(15, 23, 42, 0.02);
}

:root[data-theme="light"] .form-input:focus,
:root[data-theme="light"] .form-select:focus,
:root[data-theme="light"] .form-textarea:focus {
    background: rgba(15, 23, 42, 0.04);
}

:root[data-theme="light"] .card-progress-value,
:root[data-theme="light"] .progress-ring {
    color: var(--text-primary);
}

:root[data-theme="light"] .progress-bar-track {
    background: rgba(15, 23, 42, 0.08);
}

:root[data-theme="light"] .shortcuts-panel {
    background: rgba(255, 255, 255, 0.95);
}

:root[data-theme="light"] .shortcut-item {
    border-bottom-color: var(--border-glass);
}

:root[data-theme="light"] kbd {
    background: rgba(15, 23, 42, 0.05);
    border-color: rgba(15, 23, 42, 0.1);
}

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

html,
body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(79, 140, 255, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(168, 85, 247, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(52, 211, 153, 0.03) 0%, transparent 50%);
}

/* ===== Login Page ===== */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background: var(--bg-primary);
    background-image:
        radial-gradient(ellipse at 30% 40%, rgba(79, 140, 255, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 60%, rgba(168, 85, 247, 0.06) 0%, transparent 60%);
}

.login-page.hidden {
    display: none;
}

.login-container {
    width: 380px;
    background: rgba(26, 26, 46, 0.85);
    backdrop-filter: blur(24px);
    border: var(--border-glass);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-modal);
    padding: 40px 36px;
    animation: fadeUp 0.5s ease;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

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

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
}

.login-logo-icon {
    width: 44px;
    height: 44px;
    background: var(--gradient-1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    box-shadow: 0 4px 20px rgba(79, 140, 255, 0.3);
}

.login-logo-text {
    font-size: 26px;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-subtitle {
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 32px;
}

.login-field {
    margin-bottom: 18px;
}

.login-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.login-field select,
.login-field input {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font-family);
    outline: none;
    transition: border-color var(--transition-fast);
}

.login-field select:focus,
.login-field input:focus {
    border-color: rgba(79, 140, 255, 0.4);
}

.login-field select option,
.login-field select optgroup {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.login-role-preview {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    animation: fadeUp 0.2s ease;
}

.role-preview-badge {
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.role-preview-badge.admin {
    background: var(--gradient-4);
}

.role-preview-badge.dept_head {
    background: var(--gradient-head);
}

.role-preview-badge.member {
    background: var(--gradient-member);
}

.role-preview-desc {
    font-size: 12px;
    color: var(--text-muted);
}

.login-btn {
    width: 100%;
    padding: 13px;
    border: none;
    border-radius: var(--radius-sm);
    background: var(--gradient-1);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    font-family: var(--font-family);
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 20px rgba(79, 140, 255, 0.25);
}

.login-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 28px rgba(79, 140, 255, 0.35);
}

/* ===== App container ===== */
#app {
    display: none;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

#app.active {
    display: flex;
}

/* ===== Header ===== */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 28px;
    background: rgba(15, 15, 26, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: var(--border-glass);
    flex-shrink: 0;
    gap: 16px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.logo {
    width: 32px;
    height: 32px;
    background: var(--gradient-1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    box-shadow: 0 2px 12px rgba(79, 140, 255, 0.3);
}

.header-title {
    font-size: 18px;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-center {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: nowrap;
    overflow-x: auto;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

/* Dept filter tabs */
.dept-tab {
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    background: transparent;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    font-family: var(--font-family);
}

.dept-tab:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
}

.dept-tab.active {
    color: var(--accent-blue);
    background: rgba(79, 140, 255, 0.1);
    border-color: rgba(79, 140, 255, 0.15);
}

/* User badge */
.user-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 12px 4px 6px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: var(--radius-full);
    border: var(--border-glass);
}

.user-badge-avatar {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: #fff;
}

.user-badge-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.user-badge-role {
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    color: #fff;
}

.user-badge-role.admin {
    background: var(--gradient-4);
}

.user-badge-role.dept_head {
    background: var(--gradient-head);
}

.user-badge-role.member {
    background: var(--gradient-member);
}

/* Notification badge */
.notification-badge {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-full);
    cursor: default;
    animation: notifPulse 2s ease-in-out infinite;
}

.notification-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent-red);
    animation: dotPulse 1.5s ease-in-out infinite;
}

@keyframes dotPulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(0.8);
    }
}

@keyframes notifPulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
    }

    50% {
        box-shadow: 0 0 12px 2px rgba(239, 68, 68, 0.15);
    }
}

.notification-count {
    font-size: 12px;
    font-weight: 800;
    color: var(--accent-red);
}

.notification-label {
    font-size: 10px;
    font-weight: 600;
    color: rgba(239, 68, 68, 0.8);
}

/* Avatar color classes */
.avatar-a {
    background: var(--gradient-1);
}

.avatar-b {
    background: var(--gradient-2);
}

.avatar-c {
    background: var(--gradient-3);
}

.avatar-d {
    background: var(--gradient-4);
}

.avatar-e {
    background: var(--gradient-head);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 7px 14px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-family);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-1);
    color: #fff;
    box-shadow: 0 2px 10px rgba(79, 140, 255, 0.2);
}

.btn-primary:hover {
    box-shadow: 0 4px 18px rgba(79, 140, 255, 0.35);
    transform: translateY(-1px);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 11px;
}

.btn-icon {
    font-size: 15px;
    line-height: 1;
}

.btn-icon-only {
    padding: 7px 10px;
    font-size: 14px;
    background: rgba(255, 255, 255, 0.04);
    border: var(--border-glass);
    color: var(--text-secondary);
}

.btn-icon-only:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

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

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

.btn-success {
    background: rgba(52, 211, 153, 0.15);
    color: var(--accent-green);
}

.btn-success:hover {
    background: rgba(52, 211, 153, 0.25);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--accent-red);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.25);
}

.btn-warn {
    background: rgba(251, 146, 60, 0.15);
    color: var(--accent-orange);
}

.btn-warn:hover {
    background: rgba(251, 146, 60, 0.25);
}

.btn-logout {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.12);
    color: var(--accent-red);
}

/* ===== Search Toolbar ===== */
.search-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 28px;
    background: rgba(15, 15, 26, 0.4);
    border-bottom: var(--border-glass);
    flex-shrink: 0;
}

.search-box {
    flex: 1;
    max-width: 420px;
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 12px;
    font-size: 13px;
    opacity: 0.5;
    pointer-events: none;
}

.search-box input {
    width: 100%;
    padding: 8px 32px 8px 36px;
    background: rgba(255, 255, 255, 0.04);
    border: var(--border-glass);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    font-size: 13px;
    font-family: var(--font-family);
    outline: none;
    transition: all var(--transition-fast);
}

.search-box input:focus {
    border-color: rgba(79, 140, 255, 0.3);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 0 3px rgba(79, 140, 255, 0.06);
}

.search-box input::placeholder {
    color: var(--text-muted);
}

.search-clear {
    position: absolute;
    right: 8px;
    width: 20px;
    height: 20px;
    border: none;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    color: var(--text-muted);
    font-size: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.search-clear:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--text-primary);
}

.sort-group {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.sort-label {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 600;
}

.sort-select {
    padding: 6px 10px;
    background: rgba(255, 255, 255, 0.04);
    border: var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 12px;
    font-family: var(--font-family);
    outline: none;
    cursor: pointer;
}

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

/* ===== Stats Bar ===== */
.stats-bar {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 8px 28px;
    background: rgba(15, 15, 26, 0.3);
    border-bottom: var(--border-glass);
    flex-shrink: 0;
    overflow-x: auto;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: var(--text-muted);
    white-space: nowrap;
}

.stat-value {
    font-weight: 700;
    color: var(--text-primary);
}

.stat-dot {
    width: 8px;
    height: 8px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.stat-dot.draft {
    background: var(--text-muted);
}

.stat-dot.pending {
    background: var(--accent-orange);
}

.stat-dot.approved {
    background: var(--accent-blue);
}

.stat-dot.in_progress {
    background: var(--accent-purple);
}

.stat-dot.done {
    background: var(--accent-green);
}

.stat-dot.rejected {
    background: var(--accent-red);
}

/* ===== Kanban Board ===== */
.board {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
    padding: 20px 28px;
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.06) transparent;
    align-content: start;
}

.board::-webkit-scrollbar {
    width: 6px;
}

.board::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 3px;
}

/* ===== Column ===== */
.column {
    display: flex;
    flex-direction: column;
    background: var(--bg-column);
    backdrop-filter: blur(12px);
    border: var(--border-glass);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    min-width: 0;
}

/* Primary column (In Progress) — full width, top position */
.column-primary {
    grid-column: 1 / -1;
    order: -1;
    border-color: rgba(168, 85, 247, 0.2);
    box-shadow: 0 0 24px rgba(168, 85, 247, 0.06), inset 0 1px 0 rgba(168, 85, 247, 0.1);
    background: rgba(22, 22, 40, 0.75);
}

.column-primary .column-header {
    padding: 16px 20px 10px;
}

.column-primary .column-indicator {
    width: 5px;
    height: 22px;
}

.column-primary .column-title {
    font-size: 15px;
}

.column-primary .column-count {
    font-size: 12px;
    min-width: 24px;
    height: 24px;
    background: rgba(168, 85, 247, 0.15);
    color: var(--accent-purple);
}

.column-primary .column-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    padding: 8px 14px 14px;
}

.column.drag-over {
    background: rgba(79, 140, 255, 0.08);
    border-color: rgba(79, 140, 255, 0.25);
    box-shadow: inset 0 0 30px rgba(79, 140, 255, 0.06), 0 0 20px rgba(79, 140, 255, 0.08);
}

.column-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 16px 10px;
    flex-shrink: 0;
}

.column-title-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.column-indicator {
    width: 4px;
    height: 18px;
    border-radius: 2px;
}

.column-indicator.draft {
    background: var(--text-muted);
}

.column-indicator.pending {
    background: var(--gradient-4);
}

.column-indicator.approved {
    background: var(--gradient-1);
}

.column-indicator.in_progress {
    background: var(--gradient-2);
}

.column-indicator.done {
    background: var(--gradient-3);
}

.column-indicator.rejected {
    background: var(--accent-red);
}

.column-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.column-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
}

.column-cards {
    flex: 1;
    overflow-y: auto;
    padding: 4px 10px 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.06) transparent;
    max-height: calc(100vh - 320px);
}

.column-cards::-webkit-scrollbar {
    width: 4px;
}

.column-cards::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.06);
    border-radius: 2px;
}

.column-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
    color: var(--text-muted);
    font-size: 12px;
    text-align: center;
    opacity: 0.5;
}

.column-empty-icon {
    font-size: 28px;
    margin-bottom: 6px;
    opacity: 0.4;
}

/* ===== Card ===== */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(8px);
    border: var(--border-glass);
    border-radius: var(--radius-md);
    padding: 12px 14px;
    cursor: grab;
    transition: all var(--transition-smooth);
    position: relative;
    animation: cardSlideIn 0.35s ease both;
}

@keyframes cardSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.96);
    }

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

.card:hover {
    background: rgba(35, 35, 60, 0.8);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: var(--shadow-card);
    transform: translateY(-2px);
}

.card.dragging {
    opacity: 0.4;
    transform: scale(0.95);
    box-shadow: none;
}

/* Card border accent by status */
.card.status-pending {
    border-left: 3px solid var(--accent-orange);
}

.card.status-approved {
    border-left: 3px solid var(--accent-blue);
}

.card.status-rejected {
    border-left: 3px solid var(--accent-red);
}

.card.status-in_progress {
    border-left: 3px solid var(--accent-purple);
}

.card.status-done {
    border-left: 3px solid var(--accent-green);
}

.card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
    gap: 6px;
}

.priority-badge {
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.priority-urgent {
    background: rgba(239, 68, 68, 0.15);
    color: var(--accent-red);
}

.priority-important {
    background: rgba(251, 146, 60, 0.15);
    color: var(--accent-orange);
}

.priority-normal {
    background: rgba(79, 140, 255, 0.12);
    color: var(--accent-blue);
}

.card-dept-badge {
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
}

.card-menu-btn {
    width: 22px;
    height: 22px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    opacity: 0;
    transition: all var(--transition-fast);
}

.card:hover .card-menu-btn {
    opacity: 1;
}

.card-menu-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

.card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    line-height: 1.4;
}

.card-title.clickable {
    cursor: pointer;
    transition: color var(--transition-fast);
}

.card-title.clickable:hover {
    color: var(--accent-blue);
}

.card-desc {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 10px;
}

/* ===== Approval Level Badge ===== */
.approval-level-badge {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 8px 10px;
    margin: 6px 0;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.approval-level-badge.approval-step-dept {
    border-color: rgba(56, 189, 248, 0.2);
    background: rgba(56, 189, 248, 0.05);
}

.approval-level-badge.approval-step-admin {
    border-color: rgba(251, 146, 60, 0.2);
    background: rgba(251, 146, 60, 0.05);
}

.approval-steps {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 600;
}

.approval-step {
    padding: 2px 8px;
    border-radius: var(--radius-full);
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.04);
    transition: all var(--transition-fast);
}

.approval-step.done {
    color: var(--accent-green);
    background: rgba(52, 211, 153, 0.12);
}

.approval-step.active {
    color: var(--accent-orange);
    background: rgba(251, 146, 60, 0.15);
    animation: stepPulse 2s ease-in-out infinite;
}

@keyframes stepPulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(251, 146, 60, 0);
    }

    50% {
        box-shadow: 0 0 8px 2px rgba(251, 146, 60, 0.15);
    }
}

.approval-arrow {
    color: var(--text-muted);
    font-size: 10px;
}

.approval-current {
    font-size: 10px;
    color: var(--text-muted);
    font-weight: 500;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.card-assignee {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 600;
    color: #fff;
}

.card-creator {
    font-size: 10px;
    color: var(--text-muted);
    font-style: italic;
}

.card-comment-badge {
    font-size: 10px;
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    gap: 2px;
    padding: 1px 6px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.04);
}

/* Card action buttons */
.card-actions {
    display: flex;
    gap: 4px;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    flex-wrap: wrap;
}

/* ===== Context Menu ===== */
.card-context-menu {
    position: absolute;
    top: 34px;
    right: 8px;
    z-index: 50;
    background: var(--bg-secondary);
    backdrop-filter: blur(20px);
    border: var(--border-glass);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-modal);
    min-width: 130px;
    padding: 4px;
    animation: menuAppear 0.15s ease;
}

@keyframes menuAppear {
    from {
        opacity: 0;
        transform: translateY(-4px) scale(0.95);
    }

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

.context-menu-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 7px 10px;
    border: none;
    background: none;
    color: var(--text-secondary);
    font-size: 12px;
    font-family: var(--font-family);
    cursor: pointer;
    border-radius: 6px;
    width: 100%;
    transition: all var(--transition-fast);
}

.context-menu-item:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
}

.context-menu-item.danger {
    color: var(--accent-red);
}

.context-menu-item.danger:hover {
    background: rgba(239, 68, 68, 0.1);
}

/* ===== Modal ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-modal-overlay);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal {
    background: var(--bg-secondary);
    border: var(--border-glass);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-modal);
    width: 90%;
    max-width: 480px;
    padding: 28px;
    transform: translateY(20px) scale(0.95);
    transition: transform var(--transition-smooth);
    max-height: 90vh;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.06) transparent;
}

.modal::-webkit-scrollbar {
    width: 4px;
}

.modal::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.06);
    border-radius: 2px;
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.detail-modal-body {
    max-width: 600px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 22px;
}

.modal-title {
    font-size: 17px;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-close {
    width: 30px;
    height: 30px;
    border: none;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

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

/* Form */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.04);
    border: var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    font-family: var(--font-family);
    transition: border-color var(--transition-fast);
    outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: rgba(79, 140, 255, 0.4);
    box-shadow: 0 0 0 3px rgba(79, 140, 255, 0.08);
}

.form-textarea {
    resize: vertical;
    min-height: 70px;
}

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

.form-row {
    display: flex;
    gap: 10px;
}

.form-row .form-group {
    flex: 1;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 22px;
}

/* Rejection area */
.rejection-area {
    margin-top: 12px;
}

.rejection-area textarea {
    width: 100%;
    padding: 10px;
    min-height: 60px;
    background: rgba(239, 68, 68, 0.06);
    border: 1px solid rgba(239, 68, 68, 0.15);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    font-family: var(--font-family);
    outline: none;
    resize: vertical;
}

/* ===== Detail Modal Sections ===== */
.detail-section {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: var(--border-glass);
}

.detail-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.detail-section-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.detail-meta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.detail-field {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.detail-field-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.detail-field span:not(.detail-field-label) {
    font-size: 13px;
    color: var(--text-primary);
}

.detail-desc {
    margin-top: 12px;
}

.detail-desc p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-top: 4px;
}

.detail-progress-wrap {
    margin-top: 12px;
}

.detail-rejection {
    margin-top: 12px;
    padding: 10px 12px;
    background: rgba(239, 68, 68, 0.06);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--accent-red);
}

.detail-rejection p {
    font-size: 13px;
    color: var(--accent-red);
    margin-top: 4px;
}

/* Status tag in detail */
.detail-status {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
}

.status-tag-draft {
    background: rgba(106, 106, 128, 0.15);
    color: var(--text-muted);
}

.status-tag-pending {
    background: rgba(251, 146, 60, 0.15);
    color: var(--accent-orange);
}

.status-tag-approved {
    background: rgba(79, 140, 255, 0.15);
    color: var(--accent-blue);
}

.status-tag-in_progress {
    background: rgba(168, 85, 247, 0.15);
    color: var(--accent-purple);
}

.status-tag-done {
    background: rgba(52, 211, 153, 0.15);
    color: var(--accent-green);
}

.status-tag-rejected {
    background: rgba(239, 68, 68, 0.15);
    color: var(--accent-red);
}

/* Timeline (Activity Log) */
.timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-height: 240px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.06) transparent;
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 0;
    border-left: 2px solid rgba(255, 255, 255, 0.06);
    padding-left: 14px;
    margin-left: 8px;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 12px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(79, 140, 255, 0.4);
    border: 2px solid var(--bg-secondary);
}

.timeline-icon {
    font-size: 14px;
    flex-shrink: 0;
}

.timeline-content {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 8px;
    font-size: 12px;
    line-height: 1.5;
}

.timeline-actor {
    font-weight: 600;
    color: var(--accent-blue);
}

.timeline-detail {
    color: var(--text-secondary);
}

.timeline-time {
    color: var(--text-muted);
    font-size: 11px;
}

/* Comments */
.comments-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 200px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.06) transparent;
}

.comment-bubble {
    background: rgba(255, 255, 255, 0.03);
    border: var(--border-glass);
    border-radius: var(--radius-md);
    padding: 10px 12px;
}

.comment-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.comment-avatar {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 600;
    color: #fff;
    flex-shrink: 0;
}

.comment-name {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.comment-time {
    font-size: 10px;
    color: var(--text-muted);
    margin-left: auto;
}

.comment-text {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.comment-input-area {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    align-items: flex-end;
}

.comment-input-area textarea {
    flex: 1;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.04);
    border: var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    font-family: var(--font-family);
    outline: none;
    resize: none;
    min-height: 40px;
    transition: border-color var(--transition-fast);
}

.comment-input-area textarea:focus {
    border-color: rgba(79, 140, 255, 0.3);
}

.empty-hint {
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
    padding: 16px 0;
    opacity: 0.6;
}

/* ===== Keyboard Shortcuts Panel ===== */
.shortcuts-panel {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 2000;
    background: var(--bg-secondary);
    backdrop-filter: blur(20px);
    border: var(--border-glass);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-modal);
    padding: 16px;
    min-width: 220px;
    opacity: 0;
    transform: translateY(16px) scale(0.95);
    pointer-events: none;
    transition: all var(--transition-smooth);
}

.shortcuts-panel.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: all;
}

.shortcuts-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary);
}

.shortcuts-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.shortcut-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    font-size: 12px;
    color: var(--text-secondary);
}

.shortcut-item kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 22px;
    padding: 0 6px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    font-family: var(--font-family);
    color: var(--text-primary);
}

/* ===== Toast ===== */
.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 10px 18px;
    background: var(--bg-secondary);
    border: var(--border-glass);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
    animation: toastIn 0.3s ease, toastOut 0.3s ease 2.5s forwards;
    display: flex;
    align-items: center;
    gap: 8px;
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(40px);
    }

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

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }

    to {
        opacity: 0;
        transform: translateX(40px);
    }
}

/* ===== Card Progress Bar ===== */
.card-progress {
    margin-top: 8px;
}

.card-progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.card-progress-label {
    font-size: 10px;
    color: var(--text-muted);
}

.card-progress-value {
    font-size: 11px;
    font-weight: 700;
    color: var(--accent-blue);
}

.progress-bar-track {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 2px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    border-radius: 2px;
    background: var(--gradient-3);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-bar-fill.high {
    background: var(--gradient-3);
}

.progress-bar-fill.mid {
    background: var(--gradient-1);
}

.progress-bar-fill.low {
    background: var(--gradient-4);
}

/* Deadline badge */
.card-deadline {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 10px;
    font-weight: 500;
    padding: 1px 6px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-muted);
}

.card-deadline.soon {
    background: rgba(251, 146, 60, 0.12);
    color: var(--accent-orange);
}

.card-deadline.overdue {
    background: rgba(239, 68, 68, 0.15);
    color: var(--accent-red);
    animation: overduePulse 2s ease-in-out infinite;
}

@keyframes overduePulse {

    0%,
    100% {
        box-shadow: none;
    }

    50% {
        box-shadow: 0 0 8px rgba(239, 68, 68, 0.3);
    }
}

/* ===== Progress Overview Panel ===== */
.progress-panel {
    display: flex;
    align-items: stretch;
    gap: 16px;
    padding: 12px 28px;
    background: rgba(15, 15, 26, 0.5);
    border-bottom: var(--border-glass);
    flex-shrink: 0;
    overflow-x: auto;
}

.progress-card {
    flex: 1;
    min-width: 160px;
    padding: 14px 16px;
    background: var(--bg-card);
    backdrop-filter: blur(8px);
    border: var(--border-glass);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.progress-card-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.progress-card-value {
    font-size: 26px;
    font-weight: 800;
    line-height: 1;
}

.progress-card-value.gradient {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.progress-card-sub {
    font-size: 11px;
    color: var(--text-secondary);
}

/* Donut ring */
.progress-ring-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
}

.progress-ring {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 800;
    color: var(--text-primary);
}

.progress-ring-label {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Overdue list */
.overdue-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
    max-height: 60px;
    overflow-y: auto;
}

.overdue-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--accent-red);
    padding: 2px 0;
}

.overdue-item .overdue-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent-red);
    flex-shrink: 0;
}

/* ===== Drag Placeholder ===== */
.drag-placeholder {
    border: 2px dashed rgba(79, 140, 255, 0.25);
    border-radius: var(--radius-md);
    background: rgba(79, 140, 255, 0.04);
    min-height: 50px;
}

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

/* --- Tablet landscape / small desktop --- */
@media (max-width: 1024px) {
    .header {
        padding: 10px 16px;
        gap: 10px;
    }

    .search-toolbar {
        padding: 6px 16px;
    }

    .stats-bar {
        padding: 6px 16px;
        gap: 12px;
    }

    .progress-panel {
        padding: 10px 16px;
        gap: 10px;
    }

    .board {
        padding: 14px 16px;
        gap: 12px;
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }

    .progress-card {
        min-width: 140px;
    }

    .column-primary .column-cards {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
}

/* --- Tablet portrait / large phone --- */
@media (max-width: 768px) {

    html,
    body {
        overflow: auto;
        height: auto;
    }

    #app {
        height: auto;
        min-height: 100vh;
        overflow: visible;
    }

    #app.active {
        display: flex;
    }

    /* Header */
    .header {
        flex-wrap: wrap;
        gap: 8px;
        padding: 10px 12px;
    }

    .header-left {
        order: 1;
    }

    .header-right {
        order: 2;
        flex-wrap: wrap;
        gap: 6px;
    }

    .header-center {
        order: 3;
        width: 100%;
        overflow-x: auto;
        padding-bottom: 4px;
        -webkit-overflow-scrolling: touch;
    }

    .dept-tab {
        padding: 5px 10px;
        font-size: 11px;
    }

    .user-badge-name {
        display: none;
    }

    /* Search */
    .search-toolbar {
        flex-wrap: wrap;
        padding: 8px 12px;
        gap: 8px;
    }

    .search-box {
        max-width: 100%;
        width: 100%;
    }

    .sort-group {
        width: 100%;
    }

    .sort-select {
        flex: 1;
    }

    /* Stats */
    .stats-bar {
        padding: 8px 12px;
        gap: 8px;
        flex-wrap: wrap;
    }

    .stat-item {
        font-size: 11px;
    }

    /* Progress panel */
    .progress-panel {
        flex-wrap: wrap;
        padding: 10px 12px;
        gap: 8px;
    }

    .progress-card {
        min-width: 0;
        flex: 1 1 calc(50% - 8px);
    }

    .progress-card-value {
        font-size: 22px;
    }

    /* Board: switch to single column stacking */
    .board {
        grid-template-columns: 1fr !important;
        padding: 12px;
        gap: 12px;
        overflow-y: auto !important;
    }

    .column {
        max-height: none;
    }

    .column-primary .column-cards {
        grid-template-columns: 1fr !important;
    }

    .column-cards {
        max-height: 400px;
        overflow-y: auto;
    }

    /* Modal */
    .modal {
        width: 95%;
        max-width: 95%;
        padding: 20px;
        border-radius: var(--radius-lg);
    }

    .detail-modal-body {
        max-width: 95%;
    }

    .detail-meta-grid {
        grid-template-columns: 1fr;
    }

    .modal-header {
        margin-bottom: 16px;
    }

    .modal-title {
        font-size: 15px;
    }

    /* Form */
    .form-row {
        flex-direction: column;
    }

    .form-actions {
        flex-direction: column;
        gap: 8px;
    }

    .form-actions .btn {
        width: 100%;
        justify-content: center;
    }

    /* Toast */
    .toast-container {
        left: 12px;
        right: 12px;
        bottom: 12px;
    }

    .toast {
        font-size: 12px;
    }

    /* Login */
    .login-container {
        width: 90%;
        max-width: 380px;
        padding: 30px 24px;
    }

    /* Shortcuts panel */
    .shortcuts-panel {
        right: 8px;
        top: auto;
        bottom: 60px;
    }
}

/* --- Phone --- */
@media (max-width: 480px) {
    .header {
        padding: 8px 10px;
    }

    .header-title {
        font-size: 15px;
    }

    .logo {
        width: 28px;
        height: 28px;
        font-size: 14px;
    }

    .header-right {
        gap: 4px;
    }

    .header-right .btn {
        padding: 6px 10px;
        font-size: 11px;
    }

    .header-right .btn-icon-only {
        padding: 6px 8px;
        font-size: 13px;
    }

    .user-badge {
        padding: 3px 8px 3px 4px;
        gap: 5px;
    }

    .user-badge-avatar {
        width: 22px;
        height: 22px;
        font-size: 10px;
    }

    .user-badge-role {
        font-size: 10px;
        padding: 1px 6px;
    }

    .notification-badge {
        padding: 2px 8px;
        gap: 4px;
    }

    .notification-count {
        font-size: 11px;
    }

    .notification-label {
        font-size: 9px;
    }

    /* Stats compact */
    .stats-bar {
        padding: 6px 10px;
        gap: 6px;
    }

    .stat-item {
        font-size: 10px;
    }

    /* Progress panel */
    .progress-panel {
        padding: 8px 10px;
    }

    .progress-card {
        flex: 1 1 100%;
        padding: 10px 12px;
    }

    .progress-card-value {
        font-size: 20px;
    }

    .progress-ring {
        width: 40px;
        height: 40px;
    }

    .progress-ring>div {
        width: 30px !important;
        height: 30px !important;
        font-size: 10px !important;
    }

    /* Board */
    .board {
        padding: 10px 8px;
        gap: 10px;
    }

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

    .column-header {
        padding: 12px 12px 8px;
    }

    .column-primary .column-header {
        padding: 12px 12px 8px;
    }

    .column-title {
        font-size: 13px;
    }

    .column-cards {
        padding: 4px 8px 8px;
        gap: 6px;
        max-height: 350px;
    }

    /* Cards */
    .card {
        padding: 10px 12px;
    }

    .card-title {
        font-size: 13px;
    }

    .card-desc {
        font-size: 11px;
    }

    .card-footer {
        flex-wrap: wrap;
        gap: 4px;
    }

    .card-creator {
        font-size: 10px;
    }

    .card-actions {
        gap: 3px;
    }

    .card-actions .btn-sm {
        padding: 3px 8px;
        font-size: 10px;
    }

    /* Approval badge compact */
    .approval-level-badge {
        padding: 6px 8px;
        margin: 4px 0;
    }

    .approval-steps {
        font-size: 10px;
        gap: 4px;
    }

    .approval-step {
        padding: 1px 6px;
    }

    .approval-current {
        font-size: 9px;
    }

    /* Modal */
    .modal {
        width: 98%;
        max-width: 98%;
        padding: 16px;
        border-radius: var(--radius-md);
        max-height: 85vh;
    }

    .modal-title {
        font-size: 14px;
    }

    .modal-close {
        width: 26px;
        height: 26px;
        font-size: 13px;
    }

    .form-label {
        font-size: 12px;
    }

    .form-input,
    .form-select,
    .form-textarea {
        font-size: 13px;
        padding: 10px 12px;
    }

    /* Detail modal */
    .detail-section-title {
        font-size: 13px;
    }

    .timeline-item {
        gap: 8px;
    }

    .comment-bubble {
        padding: 8px 10px;
    }

    .comment-input-area textarea {
        font-size: 13px;
    }

    /* Login */
    .login-container {
        width: 95%;
        padding: 24px 20px;
    }

    .login-logo-icon {
        width: 36px;
        height: 36px;
        font-size: 18px;
    }

    .login-logo-text {
        font-size: 22px;
    }

    .login-subtitle {
        font-size: 12px;
    }

    .login-btn {
        padding: 11px;
        font-size: 14px;
    }

    /* Toast */
    .toast {
        padding: 8px 14px;
        font-size: 11px;
    }

    /* Context menu */
    .card-context-menu {
        min-width: 110px;
    }

    .context-menu-item {
        padding: 6px 8px;
        font-size: 11px;
    }

    /* Shortcuts panel */
    .shortcuts-panel {
        width: 200px;
        right: 8px;
    }
}

/* --- Very small phone --- */
@media (max-width: 360px) {
    .header-title {
        font-size: 13px;
    }

    .logo {
        width: 24px;
        height: 24px;
        font-size: 12px;
    }

    .header-right .btn {
        padding: 5px 8px;
        font-size: 10px;
    }

    .dept-tab {
        padding: 4px 8px;
        font-size: 10px;
    }

    .column-cards {
        max-height: 300px;
    }

    .card {
        padding: 8px 10px;
    }

    .modal {
        padding: 14px;
    }

    .login-container {
        padding: 20px 16px;
    }
}