/* ============================================
   WF ISMS - Application Stylesheet
   ============================================ */

:root {
    --color-primary: #0d6efd;
    --color-primary-hover: #0b5ed7;
    --color-success: #198754;
    --color-danger: #dc3545;
    --color-warning: #ffc107;
    --color-info: #0dcaf0;
    --color-purple: #6f42c1;
    --color-teal: #20c997;
    --color-orange: #fd7e14;

    --bg-body: #f0f2f5;
    --bg-card: #ffffff;
    --bg-sidebar: #1e293b;
    --bg-sidebar-hover: #334155;
    --bg-sidebar-active: rgba(255,255,255,0.1);
    --bg-topbar: #ffffff;
    --bg-input: #ffffff;

    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-sidebar: #94a3b8;
    --text-sidebar-active: #ffffff;

    --border-color: #e2e8f0;
    --border-radius: 8px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);

    --sidebar-width: 260px;
    --sidebar-collapsed-width: 64px;
    --topbar-height: 56px;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', monospace;
}

[data-theme="dark"] {
    --bg-body: #0f172a;
    --bg-card: #1e293b;
    --bg-sidebar: #0f172a;
    --bg-sidebar-hover: #1e293b;
    --bg-topbar: #1e293b;
    --bg-input: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: #334155;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.3);
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; }
body { font-family: var(--font-sans); background: var(--bg-body); color: var(--text-primary); line-height: 1.5; -webkit-font-smoothing: antialiased; }
a { color: var(--color-primary); text-decoration: none; }
img { max-width: 100%; }

/* ============================================
   Layout
   ============================================ */

.app-layout { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
    width: var(--sidebar-width); background: var(--bg-sidebar); color: var(--text-sidebar);
    display: flex; flex-direction: column; position: fixed; top: 0; left: 0; bottom: 0;
    z-index: 100; transition: width 0.2s ease;
}
.sidebar.collapsed { width: var(--sidebar-collapsed-width); }
.sidebar.collapsed .logo-text,
.sidebar.collapsed .nav-item-text,
.sidebar.collapsed .nav-section-label,
.sidebar.collapsed .sidebar-user-info { display: none; }
.sidebar.collapsed .sidebar-logo { justify-content: center; }
.sidebar.collapsed .nav-item { justify-content: center; padding: 10px; }
.sidebar.collapsed .nav-item-icon { margin-right: 0; }

.sidebar-logo {
    display: flex; align-items: center; gap: 10px; padding: 16px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.logo-icon { width: 32px; height: 32px; color: var(--color-primary); flex-shrink: 0; }
.logo-icon svg { width: 100%; height: 100%; }
.logo-text { font-size: 18px; font-weight: 700; color: #fff; white-space: nowrap; }

.sidebar-nav { flex: 1; overflow-y: auto; padding: 8px; }
.nav-section-label { padding: 16px 12px 4px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); font-weight: 600; }
.nav-section-label span { display: block; }

.nav-item {
    display: flex; align-items: center; gap: 10px; padding: 8px 12px;
    border-radius: 6px; color: var(--text-sidebar); font-size: 14px; font-weight: 500;
    transition: background 0.15s, color 0.15s; cursor: pointer; margin: 2px 0;
}
.nav-item:hover { background: var(--bg-sidebar-hover); color: #fff; }
.nav-item.active { background: var(--bg-sidebar-active); color: var(--text-sidebar-active); }
.nav-item-icon { width: 20px; height: 20px; flex-shrink: 0; }
.nav-item-icon svg { width: 100%; height: 100%; }

.sidebar-user {
    display: flex; align-items: center; gap: 10px; padding: 12px 16px;
    border-top: 1px solid rgba(255,255,255,0.1);
}
.sidebar-user-avatar {
    width: 36px; height: 36px; border-radius: 50%; background: var(--color-primary);
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-weight: 600; font-size: 13px; flex-shrink: 0;
}
.sidebar-user-name { font-size: 13px; color: #fff; font-weight: 500; }
.sidebar-user-role { font-size: 11px; color: var(--text-muted); }

.sidebar-toggle {
    position: absolute; right: -12px; top: 50%; transform: translateY(-50%);
    width: 24px; height: 24px; border-radius: 50%; background: var(--bg-card); border: 1px solid var(--border-color);
    display: flex; align-items: center; justify-content: center; cursor: pointer;
    box-shadow: var(--shadow-sm); z-index: 10; color: var(--text-secondary);
}
.sidebar-toggle svg { width: 14px; height: 14px; }
.sidebar.collapsed .sidebar-toggle svg { transform: rotate(180deg); }

.sidebar-overlay { display: none; }

/* Main area */
.main-area { flex: 1; margin-left: var(--sidebar-width); transition: margin-left 0.2s ease; display: flex; flex-direction: column; }
.sidebar.collapsed ~ .main-area { margin-left: var(--sidebar-collapsed-width); }

/* Topbar */
.topbar {
    height: var(--topbar-height); background: var(--bg-topbar); border-bottom: 1px solid var(--border-color);
    display: flex; align-items: center; padding: 0 24px; gap: 16px; position: sticky; top: 0; z-index: 50;
}
.topbar-menu-btn { display: none; background: none; border: none; cursor: pointer; color: var(--text-primary); padding: 4px; }
.topbar-breadcrumb { flex: 1; }
.topbar-actions { display: flex; align-items: center; gap: 12px; }

.topbar-user-menu { position: relative; }
.avatar {
    width: 36px; height: 36px; border-radius: 50%; background: var(--color-primary);
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-weight: 600; font-size: 13px; cursor: pointer;
}
.dropdown {
    display: none; position: absolute; right: 0; top: 44px; background: var(--bg-card);
    border: 1px solid var(--border-color); border-radius: var(--border-radius);
    box-shadow: var(--shadow-md); min-width: 200px; z-index: 200; overflow: hidden;
}
.dropdown.active { display: block; }
.dropdown-item {
    display: flex; align-items: center; gap: 8px; padding: 10px 16px;
    font-size: 14px; color: var(--text-primary); cursor: pointer; transition: background 0.15s;
}
.dropdown-item:hover { background: var(--bg-body); }
.dropdown-item.danger { color: var(--color-danger); }
.dropdown-item-icon { width: 16px; height: 16px; flex-shrink: 0; }
.dropdown-item-icon svg { width: 100%; height: 100%; }
.dropdown-divider { height: 1px; background: var(--border-color); margin: 4px 0; }

.form-toggle { display: inline-flex; align-items: center; }
.toggle-track {
    width: 36px; height: 20px; background: #cbd5e1; border-radius: 10px;
    position: relative; cursor: pointer; transition: background 0.2s;
}
.toggle-track::after {
    content: ''; width: 16px; height: 16px; background: #fff; border-radius: 50%;
    position: absolute; top: 2px; left: 2px; transition: transform 0.2s;
}
.form-toggle input { display: none; }
.form-toggle input:checked + .toggle-track { background: var(--color-primary); }
.form-toggle input:checked + .toggle-track::after { transform: translateX(16px); }

/* Main content */
.main-content { flex: 1; padding: 24px; }

/* ============================================
   Components
   ============================================ */

/* Cards */
.card {
    background: var(--bg-card); border-radius: var(--border-radius);
    border: 1px solid var(--border-color); box-shadow: var(--shadow-sm);
}
.card-header {
    padding: 16px 20px; border-bottom: 1px solid var(--border-color);
    display: flex; align-items: center; justify-content: space-between;
}
.card-header h3 { font-size: 16px; font-weight: 600; }
.card-body { padding: 20px; }

/* Stats grid */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stats-card-wrapper { }
.stats-card {
    background: var(--bg-card); border-radius: var(--border-radius); padding: 20px;
    box-shadow: var(--shadow-sm); border-left: 4px solid var(--color-primary);
}
.stats-card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.stats-card-title { font-size: 12px; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600; }
.stats-card-icon { font-size: 20px; }
.stats-card-value { font-size: 28px; font-weight: 700; }

/* Dashboard grid */
.dashboard-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)); gap: 16px; }

/* Page header */
.page-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 24px; flex-wrap: wrap; gap: 12px;
}
.page-header h1 { font-size: 24px; font-weight: 700; }
.page-header-actions { display: flex; gap: 8px; align-items: center; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 8px 16px; border-radius: 6px; font-size: 14px; font-weight: 500;
    border: 1px solid transparent; cursor: pointer; transition: all 0.15s;
    font-family: var(--font-sans); line-height: 1.5; white-space: nowrap;
}
.btn:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-primary { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.btn-primary:hover:not(:disabled) { background: var(--color-primary-hover); }
.btn-secondary { background: transparent; color: var(--text-primary); border-color: var(--border-color); }
.btn-secondary:hover:not(:disabled) { background: var(--bg-body); }
.btn-danger { background: var(--color-danger); color: #fff; border-color: var(--color-danger); }
.btn-danger:hover:not(:disabled) { opacity: 0.9; }
.btn-ghost { background: transparent; color: var(--text-secondary); border: none; }
.btn-ghost:hover:not(:disabled) { background: var(--bg-body); color: var(--text-primary); }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn.loading { position: relative; color: transparent; }
.btn.loading::after {
    content: ''; position: absolute; width: 16px; height: 16px;
    border: 2px solid rgba(255,255,255,0.3); border-top-color: #fff; border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* Forms */
.form-group { margin-bottom: 16px; }
.form-label { display: block; margin-bottom: 4px; font-weight: 500; font-size: 13px; color: var(--text-secondary); }
.form-input {
    display: block; width: 100%; padding: 8px 12px; border: 1px solid var(--border-color);
    border-radius: 6px; font-size: 14px; font-family: var(--font-sans); background: var(--bg-input);
    color: var(--text-primary); transition: border-color 0.15s;
}
.form-input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(13,110,253,0.15); }
textarea.form-input { resize: vertical; min-height: 60px; }
select.form-input { cursor: pointer; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-error { font-size: 12px; color: var(--color-danger); margin-top: 4px; }

.modal-form .form-group { margin-bottom: 14px; }

/* Data Table */
.data-table { width: 100%; border-collapse: collapse; }
.data-table thead { border-bottom: 2px solid var(--border-color); }
.data-table th {
    padding: 10px 12px; text-align: left; font-weight: 600; font-size: 13px;
    color: var(--text-secondary); white-space: nowrap; user-select: none;
}
.data-table td { padding: 10px 12px; border-bottom: 1px solid var(--border-color); }
.data-table tr:hover { background: rgba(0,0,0,0.02); }
[data-theme="dark"] .data-table tr:hover { background: rgba(255,255,255,0.03); }
.data-table .empty-cell { padding: 32px; text-align: center; color: var(--text-muted); }
.data-table .actions-cell { text-align: right; white-space: nowrap; }
.data-table .actions-cell .btn { margin-left: 4px; }

.data-table-pagination {
    display: flex; justify-content: space-between; align-items: center;
    margin-top: 12px; font-size: 13px; color: var(--text-secondary);
}
.pagination-nav { display: flex; gap: 4px; }

/* Badges */
.badge {
    display: inline-flex; align-items: center; padding: 2px 8px; border-radius: 4px;
    font-size: 12px; font-weight: 500; text-transform: capitalize;
}
.badge-low, .badge-active, .badge-implemented, .badge-approved, .badge-resolved, .badge-completed, .badge-public { background: #d1fae5; color: #065f46; }
.badge-medium, .badge-partially_implemented, .badge-review, .badge-investigating, .badge-in_progress, .badge-internal, .badge-planned { background: #dbeafe; color: #1e40af; }
.badge-high, .badge-open, .badge-draft, .badge-under_review { background: #fef3c7; color: #92400e; }
.badge-critical, .badge-closed, .badge-terminated, .badge-restricted, .badge-not_implemented { background: #fee2e2; color: #991b1b; }
.badge-contained, .badge-accepted, .badge-mitigating, .badge-confidential { background: #e0e7ff; color: #3730a3; }
.badge-transferred, .badge-not_applicable, .badge-inactive, .badge-archived, .badge-cancelled, .badge-decommissioned { background: #f1f5f9; color: #475569; }
.badge-framework { background: #ede9fe; color: #5b21b6; }

/* Item list */
.item-list { list-style: none; }
.item-list-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 10px 0; border-bottom: 1px solid var(--border-color);
}
.item-list-row:last-child { border-bottom: none; }
.item-list-main { display: flex; align-items: center; gap: 8px; }
.item-list-meta { font-size: 12px; color: var(--text-muted); white-space: nowrap; }

/* Modal */
.modal-overlay {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5);
    z-index: 1000; align-items: center; justify-content: center; padding: 16px;
}
.modal-overlay.active { display: flex; }
.modal {
    background: var(--bg-card); border-radius: var(--border-radius); width: 100%;
    max-width: 600px; max-height: 90vh; overflow-y: auto; box-shadow: var(--shadow-md);
}
.modal-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px; border-bottom: 1px solid var(--border-color);
}
.modal-header h3 { font-size: 18px; font-weight: 600; }
.modal-close {
    background: none; border: none; cursor: pointer; color: var(--text-secondary);
    padding: 4px; border-radius: 4px; display: flex; align-items: center;
}
.modal-close:hover { background: var(--bg-body); }
.modal-body { padding: 20px; }
.modal-footer {
    padding: 12px 20px; border-top: 1px solid var(--border-color);
    display: flex; justify-content: flex-end; gap: 8px;
}

/* Toast */
#wf-toast-container { position: fixed; top: 16px; right: 16px; z-index: 10000; }

/* Spinner */
.spinner {
    width: 40px; height: 40px; border: 3px solid var(--border-color);
    border-top-color: var(--color-primary); border-radius: 50%; animation: spin 0.8s linear infinite;
    margin: 40px auto;
}
.page-loading { display: flex; align-items: center; justify-content: center; min-height: 200px; }

/* Login page */
.login-page {
    min-height: 100vh; display: flex; flex-direction: column;
    align-items: center; justify-content: center; padding: 16px;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f172a 100%);
}
.login-card {
    background: var(--bg-card); border-radius: 12px; padding: 40px;
    width: 100%; max-width: 420px; box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.login-logo { text-align: center; margin-bottom: 32px; }
.login-logo-icon { width: 56px; height: 56px; margin: 0 auto 12px; color: var(--color-primary); }
.login-logo-icon svg { width: 100%; height: 100%; }
.login-logo h1 { font-size: 24px; font-weight: 700; margin-bottom: 4px; }
.login-logo p { font-size: 14px; color: var(--text-secondary); }
.login-form .form-group { margin-bottom: 20px; }
.login-btn { width: 100%; padding: 12px; font-size: 15px; }
.login-error {
    display: none; align-items: center; gap: 8px; padding: 12px 16px;
    background: #fee2e2; color: #991b1b; border-radius: 6px; margin-bottom: 16px; font-size: 14px;
}
.login-error.show { display: flex; }
.login-footer { margin-top: 32px; font-size: 13px; color: rgba(255,255,255,0.5); }

/* Text utilities */
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }

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

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); width: var(--sidebar-width); }
    .sidebar.mobile-open { transform: translateX(0); }
    .sidebar-overlay { display: block; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 99; opacity: 0; pointer-events: none; transition: opacity 0.2s; }
    .sidebar.mobile-open ~ .sidebar-overlay { opacity: 1; pointer-events: auto; }
    .main-area { margin-left: 0 !important; }
    .topbar-menu-btn { display: flex; }
    .sidebar-toggle { display: none; }
    .main-content { padding: 16px; }
    .stats-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
    .dashboard-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .page-header { flex-direction: column; align-items: flex-start; }
}