/* =====================================================================
   Huezone CMS — Admin Stylesheet
   Modern enterprise dashboard styling with dark theme + light option
   ===================================================================== */

:root {
    /* Colors — dark theme */
    --bg1: #080e1a;
    --bg2: #0f1623;
    --bg3: #1a2433;
    --bg4: #243044;
    --border: #1e2a3a;
    --border-strong: #2a3a52;

    --text: #f1f5f9;
    --text2: #94a3b8;
    --text3: #64748b;
    --text4: #475569;

    --accent: #00a8ff;
    --accent-dark: #0078b8;
    --accent-glow: rgba(0, 168, 255, .15);

    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #6366f1;
    --purple: #a855f7;
    --pink: #ec4899;

    --radius: 10px;
    --radius-sm: 6px;
    --radius-lg: 16px;
    --shadow: 0 4px 24px rgba(0, 0, 0, .35);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, .45);

    --sidebar-w: 260px;
    --topbar-h: 64px;
    --transition: .22s cubic-bezier(.4, 0, .2, 1);
}

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

html, body { margin: 0; padding: 0; }

body.admin-body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg1);
    color: var(--text);
    font-size: 14px;
    line-height: 1.5;
    min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: #fff; }

code {
    font-family: 'JetBrains Mono', monospace;
    font-size: .82em;
    background: var(--bg3);
    padding: 1px 6px;
    border-radius: 4px;
    color: var(--accent);
}

/* =====================================================================
   SIDEBAR
   ===================================================================== */
.sidebar {
    position: fixed; top: 0; left: 0; bottom: 0;
    width: var(--sidebar-w);
    background: var(--bg2);
    border-right: 1px solid var(--border);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition);
}

.sidebar-brand {
    display: flex; align-items: center; gap: 12px;
    padding: 18px 20px;
    border-bottom: 1px solid var(--border);
}
.brand-icon {
    width: 38px; height: 38px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    font-weight: 900;
    font-size: .9rem;
    box-shadow: 0 4px 12px rgba(0, 168, 255, .35);
    flex-shrink: 0;
}
.brand-text { flex: 1; min-width: 0; }
.brand-text strong { display: block; font-size: 1.05rem; font-weight: 700; color: var(--text); }
.brand-text small { font-size: .7rem; color: var(--text3); letter-spacing: .5px; }
.sidebar-close {
    display: none;
    background: none; border: none;
    color: var(--text2);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 6px;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 14px 12px;
}
.sidebar-nav::-webkit-scrollbar { width: 6px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

.nav-section {
    font-size: .68rem;
    font-weight: 700;
    color: var(--text3);
    text-transform: uppercase;
    letter-spacing: .8px;
    padding: 14px 14px 6px;
    margin-top: 6px;
}

.nav-item {
    display: flex; align-items: center;
    gap: 11px;
    padding: 10px 14px;
    color: var(--text2);
    border-radius: var(--radius-sm);
    font-size: .88rem;
    font-weight: 500;
    margin-bottom: 2px;
    transition: all var(--transition);
    position: relative;
}
.nav-item i { width: 18px; text-align: center; font-size: .9rem; }
.nav-item span { flex: 1; }
.nav-item:hover { background: var(--bg3); color: var(--text); }
.nav-item.active {
    background: var(--accent-glow);
    color: var(--accent);
}
.nav-item.active::before {
    content: '';
    position: absolute;
    left: -12px; top: 50%;
    transform: translateY(-50%);
    width: 3px; height: 60%;
    background: var(--accent);
    border-radius: 0 3px 3px 0;
}

.nav-badge {
    background: var(--danger);
    color: #fff;
    font-size: .68rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

.sidebar-footer {
    border-top: 1px solid var(--border);
    padding: 12px;
    display: flex; align-items: center; gap: 8px;
}
.sidebar-user {
    flex: 1;
    display: flex; align-items: center; gap: 10px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    color: var(--text);
    transition: background var(--transition);
}
.sidebar-user:hover { background: var(--bg3); }
.user-avatar {
    width: 34px; height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: .85rem;
    flex-shrink: 0;
}
.user-info { flex: 1; min-width: 0; }
.user-info strong {
    display: block; font-size: .82rem; font-weight: 600;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.user-info small {
    font-size: .68rem; color: var(--text3);
}
.sidebar-user i { color: var(--text3); font-size: .75rem; }
.sidebar-logout {
    width: 34px; height: 34px;
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--text3);
    background: var(--bg3);
    transition: all var(--transition);
}
.sidebar-logout:hover { color: var(--danger); background: rgba(239, 68, 68, .1); }

.sidebar-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0, 0, 0, .5);
    z-index: 999;
    opacity: 0;
    transition: opacity var(--transition);
}
.sidebar-overlay.open { display: block; opacity: 1; }

/* =====================================================================
   MAIN CONTENT
   ===================================================================== */
.main-wrap {
    margin-left: var(--sidebar-w);
    min-height: 100vh;
    display: flex; flex-direction: column;
}

.topbar {
    height: var(--topbar-h);
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center;
    gap: 16px;
    padding: 0 24px;
    position: sticky; top: 0; z-index: 100;
}
.sidebar-toggle {
    display: none;
    background: none; border: none;
    color: var(--text);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 8px;
}
.topbar-title { flex: 1; min-width: 0; }
.topbar-title h1 {
    font-size: 1.05rem;
    font-weight: 700;
    margin: 0;
    color: var(--text);
}
.topbar-title small { font-size: .75rem; color: var(--text3); }

.topbar-actions { display: flex; gap: 8px; align-items: center; }
.topbar-btn {
    position: relative;
    width: 38px; height: 38px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text2);
    cursor: pointer;
    transition: all var(--transition);
    font-size: .9rem;
    text-decoration: none;
}
.topbar-btn:hover { color: var(--text); background: var(--bg4); }
.topbar-btn select { background: transparent; border: none; color: inherit; outline: none; }
.topbar-badge {
    position: absolute;
    top: 4px; right: 4px;
    background: var(--danger);
    color: #fff;
    font-size: .6rem;
    font-weight: 700;
    padding: 1px 5px;
    border-radius: 8px;
    min-width: 14px; text-align: center;
}

.page-content {
    flex: 1;
    padding: 24px;
    max-width: 100%;
}

/* =====================================================================
   PAGE HEADER
   ===================================================================== */
.page-header {
    display: flex; align-items: center; justify-content: space-between;
    gap: 16px; flex-wrap: wrap;
    margin-bottom: 24px;
}
.page-header h1 { font-size: 1.6rem; font-weight: 700; margin: 0; color: var(--text); }
.page-header p  { font-size: .87rem; color: var(--text3); margin: 4px 0 0; }
.page-header-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* =====================================================================
   CARDS
   ===================================================================== */
.card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color var(--transition);
}
.card:hover { border-color: var(--border-strong); }

.card-header {
    display: flex; align-items: center; justify-content: space-between;
    gap: 12px; flex-wrap: wrap;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}
.card-header h3 {
    font-size: .95rem;
    font-weight: 600;
    margin: 0;
    color: var(--text);
    display: flex; align-items: center; gap: 8px;
}
.card-header h3 i { color: var(--accent); }
.card-body { padding: 20px; }

.divider {
    height: 1px;
    background: var(--border);
    margin: 16px 0;
}

/* =====================================================================
   BUTTONS
   ===================================================================== */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 7px;
    padding: 9px 18px;
    border-radius: var(--radius-sm);
    font-size: .85rem;
    font-weight: 600;
    font-family: inherit;
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition);
    line-height: 1;
    white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 4px 12px rgba(0, 168, 255, .25);
}
.btn-primary:hover { background: var(--accent-dark); color: #fff; box-shadow: 0 8px 20px rgba(0, 168, 255, .35); }

.btn-outline {
    background: var(--bg3);
    color: var(--text);
    border-color: var(--border);
}
.btn-outline:hover { background: var(--bg4); color: var(--text); border-color: var(--border-strong); }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #dc2626; color: #fff; }

.btn-success { background: var(--success); color: #fff; }
.btn-warning { background: var(--warning); color: #000; }

.btn-sm { padding: 6px 12px; font-size: .76rem; }
.btn-lg { padding: 12px 24px; font-size: .95rem; }
.btn-icon { padding: 8px 10px; }
.btn-icon.btn-sm { padding: 5px 8px; }

.btn:disabled { opacity: .55; cursor: not-allowed; transform: none !important; }
.w-full { width: 100%; }

/* =====================================================================
   FORMS
   ===================================================================== */
.form-group { margin-bottom: 16px; }
.form-group label {
    display: block;
    font-size: .78rem;
    font-weight: 600;
    color: var(--text2);
    text-transform: uppercase;
    letter-spacing: .5px;
    margin-bottom: 7px;
}
.form-group label small {
    color: var(--text3);
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0;
    font-size: .72rem;
    margin-left: 4px;
}
.form-group small {
    display: block;
    margin-top: 4px;
    font-size: .72rem;
    color: var(--text3);
}

.form-grid { display: grid; gap: 16px; }
.form-grid-2 { grid-template-columns: 1fr 1fr; }
.form-grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 768px) {
    .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
}

input[type="text"], input[type="email"], input[type="password"],
input[type="number"], input[type="tel"], input[type="url"],
input[type="date"], input[type="time"], input[type="datetime-local"],
input[type="search"], textarea, select {
    width: 100%;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: 10px 12px;
    font-size: .88rem;
    font-family: inherit;
    outline: none;
    transition: all var(--transition);
}
input:focus, textarea:focus, select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: var(--bg2);
}
textarea { resize: vertical; min-height: 80px; line-height: 1.5; }
input[type="file"] {
    background: var(--bg3);
    border: 1px dashed var(--border);
    color: var(--text2);
    padding: 8px;
}

input:disabled, textarea:disabled, select:disabled {
    opacity: .55;
    cursor: not-allowed;
}

/* Toggle switch */
.toggle-wrap {
    display: flex; align-items: center; gap: 10px;
    font-size: .85rem;
    cursor: pointer;
    user-select: none;
}
.toggle { position: relative; width: 44px; height: 24px; flex-shrink: 0; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
    position: absolute; inset: 0;
    background: var(--bg4);
    border-radius: 24px;
    transition: var(--transition);
    cursor: pointer;
}
.toggle-slider::before {
    content: '';
    position: absolute;
    width: 18px; height: 18px;
    left: 3px; top: 3px;
    background: #fff;
    border-radius: 50%;
    transition: var(--transition);
}
.toggle input:checked + .toggle-slider { background: var(--accent); }
.toggle input:checked + .toggle-slider::before { transform: translateX(20px); }

/* Image preview */
.img-preview {
    height: 50px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    border: 1px solid var(--border);
}
.img-preview-lg {
    max-height: 160px;
    max-width: 100%;
    border-radius: var(--radius-sm);
    margin-top: 8px;
    border: 1px solid var(--border);
}

/* =====================================================================
   TABLES
   ===================================================================== */
.table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
table {
    width: 100%;
    border-collapse: collapse;
    font-size: .85rem;
}
table th, table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
table th {
    background: var(--bg3);
    color: var(--text2);
    font-weight: 600;
    text-transform: uppercase;
    font-size: .72rem;
    letter-spacing: .5px;
    white-space: nowrap;
}
table tbody tr { transition: background var(--transition); }
table tbody tr:hover { background: var(--bg3); }
table td a { color: var(--text); }
table td a:hover { color: var(--accent); }

/* =====================================================================
   BADGES
   ===================================================================== */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: .7rem;
    font-weight: 600;
    text-transform: capitalize;
    line-height: 1.4;
}
.badge-blue   { background: rgba(0, 168, 255, .15);  color: #38bdf8; }
.badge-green  { background: rgba(16, 185, 129, .15); color: #34d399; }
.badge-yellow { background: rgba(245, 158, 11, .15); color: #fbbf24; }
.badge-red    { background: rgba(239, 68, 68, .15);  color: #f87171; }
.badge-gray   { background: rgba(100, 116, 139, .15);color: #94a3b8; }
.badge-purple { background: rgba(168, 85, 247, .15); color: #c084fc; }

/* =====================================================================
   STATS / TABS / ALERTS / MODALS  (existing patterns)
   ===================================================================== */

/* Stats grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.stat-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    display: flex; align-items: center; gap: 14px;
    text-decoration: none;
    transition: all var(--transition);
}
.stat-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow); }
.stat-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}
.stat-icon.blue   { background: rgba(0,168,255,.15);  color: #38bdf8; }
.stat-icon.green  { background: rgba(16,185,129,.15); color: #34d399; }
.stat-icon.yellow { background: rgba(245,158,11,.15); color: #fbbf24; }
.stat-icon.red    { background: rgba(239,68,68,.15);  color: #f87171; }
.stat-icon.orange { background: rgba(249,115,22,.15); color: #fb923c; }
.stat-icon.purple { background: rgba(168,85,247,.15); color: #c084fc; }
.stat-info h4 {
    font-size: 1.5rem; font-weight: 700; margin: 0;
    color: var(--text);
    line-height: 1.1;
}
.stat-info p { font-size: .78rem; color: var(--text3); margin: 4px 0 0; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 1024px) { .grid-2 { grid-template-columns: 1fr; } }

/* Tabs */
.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
    overflow-x: auto;
}
.tab-btn {
    background: transparent;
    border: none;
    color: var(--text2);
    padding: 11px 18px;
    font-family: inherit;
    font-size: .87rem;
    font-weight: 600;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all var(--transition);
    white-space: nowrap;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    display: flex; align-items: center; gap: 10px;
    font-size: .87rem;
    border: 1px solid;
    position: relative;
}
.alert-success { background: rgba(16,185,129,.1);  border-color: rgba(16,185,129,.3);  color: #34d399; }
.alert-error   { background: rgba(239,68,68,.1);   border-color: rgba(239,68,68,.3);   color: #fca5a5; }
.alert-warning { background: rgba(245,158,11,.1);  border-color: rgba(245,158,11,.3);  color: #fcd34d; }
.alert-info    { background: rgba(0,168,255,.1);   border-color: rgba(0,168,255,.3);   color: #7dd3fc; }
.alert-close {
    position: absolute; right: 8px; top: 6px;
    background: none; border: none; cursor: pointer;
    font-size: 1.2rem; line-height: 1;
    color: inherit; opacity: .7;
}
.alert-close:hover { opacity: 1; }

/* Modals */
.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(0, 0, 0, .6);
    backdrop-filter: blur(4px);
    display: none;
    align-items: flex-start; justify-content: center;   /* tall modals anchor to top, not clip-centered */
    z-index: 2000;
    padding: 16px;
    overflow-y: auto;                                    /* overlay can scroll as a safety net */
    -webkit-overflow-scrolling: touch;
}
.modal-overlay.open { display: flex; }
.modal {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 100%; max-width: 520px;
    max-height: 90vh;
    margin: auto;                       /* centers when it fits, top-anchored when taller than viewport */
    overflow: hidden;
    display: flex; flex-direction: column;
    box-shadow: var(--shadow-lg);
}
.modal-lg { max-width: 720px; }
.modal-xl { max-width: 960px; }
.modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
    flex: 0 0 auto;                     /* sticky header: never shrinks */
    background: var(--bg2);
}
.modal-header h3 { margin: 0; font-size: 1rem; font-weight: 600; color: var(--text); }
.modal-close {
    background: none; border: none;
    font-size: 1.5rem; cursor: pointer;
    color: var(--text3);
    padding: 0 6px;
}
.modal-close:hover { color: var(--text); }
.modal-body { padding: 20px; overflow-y: auto; overflow-x: hidden; flex: 1 1 auto; min-height: 0; -webkit-overflow-scrolling: touch; }
.modal-footer {
    padding: 14px 20px;
    border-top: 1px solid var(--border);
    display: flex; justify-content: flex-end; gap: 10px; flex-wrap: wrap;
    flex: 0 0 auto;                     /* sticky footer: Save/Cancel always reachable */
    background: var(--bg2);
}

/* Responsive modals */
@media (max-width: 1024px) {            /* tablet */
    .modal, .modal-lg, .modal-xl { max-width: 95vw; }
}
@media (max-width: 640px) {             /* mobile — full screen */
    .modal-overlay { padding: 0; }
    .modal, .modal-lg, .modal-xl {
        max-width: 100%; width: 100%;
        max-height: 100%; height: 100%;
        border-radius: 0; border: 0; margin: 0;
    }
}

/* Search input */
.search-input-wrap { position: relative; }
.search-input-wrap i {
    position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
    color: var(--text3); font-size: .85rem;
}
.search-input-wrap input { padding-left: 36px; }

.search-bar {
    display: flex; gap: 12px; align-items: center;
    flex-wrap: wrap;
}

/* Utilities */
.mb-3 { margin-bottom: 20px; }
.mt-3 { margin-top: 20px; }
.text-muted { color: var(--text3); }
.text-success { color: var(--success); }
.text-danger  { color: var(--danger); }
.text-warning { color: var(--warning); }

.kbd {
    background: var(--bg3);
    border: 1px solid var(--border-strong);
    border-bottom-width: 2px;
    border-radius: 4px;
    padding: 2px 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: .7rem;
    color: var(--text2);
}

/* Permission grid (roles page) */
.perm-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}
.perm-card {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px;
}
.perm-card h4 {
    margin: 0 0 8px;
    font-size: .82rem;
    font-weight: 700;
    color: var(--text);
    text-transform: uppercase;
    letter-spacing: .5px;
    display: flex; align-items: center; gap: 6px;
}
.perm-card label {
    display: flex; align-items: center; gap: 8px;
    padding: 4px 0;
    cursor: pointer;
    color: var(--text2);
    font-size: .82rem;
    font-weight: 500;
    text-transform: none;
    letter-spacing: 0;
    margin-bottom: 0;
}
.perm-card label:hover { color: var(--text); }
.perm-card input[type="checkbox"] {
    width: auto;
    accent-color: var(--accent);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text3);
}
.empty-state i { font-size: 3rem; margin-bottom: 12px; opacity: .3; }
.empty-state p { font-size: .9rem; margin: 0; }

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
        box-shadow: var(--shadow-lg);
    }
    .sidebar.open { transform: translateX(0); }
    .sidebar-close { display: block; margin-left: auto; }
    .main-wrap { margin-left: 0; }
    .sidebar-toggle { display: inline-flex; }
}

@media (max-width: 640px) {
    .page-content { padding: 16px; }
    .topbar { padding: 0 16px; }
    table th, table td { padding: 10px 12px; }
    .page-header { flex-direction: column; align-items: flex-start; }
}

/* Print */
@media print {
    .sidebar, .topbar, .page-header-actions, .btn { display: none !important; }
    .main-wrap { margin-left: 0; }
    body { background: #fff; color: #000; }
    .card { border: 1px solid #ddd; }
}