/* ============================================================
   ZNS Admin — Stylesheet (theme màu xanh Zalo)
   ============================================================ */

:root {
    --zalo:         #0068FF;
    --zalo-dark:    #0052CC;
    --zalo-light:   #E8F0FE;
    --zalo-bg:      #F0F4FF;

    --success:      #00B14F;
    --warning:      #FFA000;
    --danger:       #E53935;
    --info:         #039BE5;
    --purple:       #7C3AED;
    --orange:       #F97316;

    --bg:           #F4F6FB;
    --bg-card:      #FFFFFF;
    --sidebar-bg:   #00204A;
    --sidebar-text: #B0C4DE;
    --sidebar-hover:#003570;
    --sidebar-active:#0068FF;

    --text-primary: #1A2236;
    --text-secondary:#5A6A85;
    --text-light:   #9AABB8;
    --border:       #DDE4EF;

    --radius:       12px;
    --radius-sm:    7px;
    --shadow:       0 1px 4px rgba(0,40,100,.07);
    --shadow-md:    0 4px 12px rgba(0,40,100,.1);
    --shadow-lg:    0 12px 24px rgba(0,40,100,.12);

    --sidebar-w:    256px;
    --topbar-h:     64px;
    --transition:   .22s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; }
body { font-family: 'Segoe UI', system-ui, sans-serif;
       background: var(--bg); color: var(--text-primary);
       display: flex; min-height: 100vh; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
input, select, textarea, button { font-family: inherit; font-size: inherit; }

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-thumb { background: #C5D0E0; border-radius: 3px; }

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
    width: var(--sidebar-w);
    min-height: 100vh;
    background: var(--sidebar-bg);
    display: flex; flex-direction: column;
    position: fixed; left: 0; top: 0; bottom: 0;
    z-index: 100;
    transition: width var(--transition);
    box-shadow: 2px 0 10px rgba(0,0,0,.18);
}
.sidebar.collapsed { width: 68px; }
.sidebar.collapsed .sidebar-header span,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .nav-group-label,
.sidebar.collapsed .balance-info { display: none; }
.sidebar.collapsed .logo { justify-content: center; }

.sidebar-header {
    height: var(--topbar-h);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 16px;
    border-bottom: 1px solid rgba(255,255,255,.07);
}
.logo { display: flex; align-items: center; gap: 10px; color: #fff; font-size: 1.1rem; font-weight: 700; }
.logo-icon {
    width: 34px; height: 34px; border-radius: 9px;
    background: var(--zalo); display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; color: #fff; flex-shrink: 0;
}
.logo-sub { display: block; font-size: .68rem; font-weight: 400; color: var(--sidebar-text); }

.toggle-btn {
    background: none; border: none; cursor: pointer;
    color: var(--sidebar-text); font-size: 1rem; padding: 6px;
    border-radius: var(--radius-sm); transition: background var(--transition);
}
.toggle-btn:hover { background: rgba(255,255,255,.08); }

.sidebar-nav { flex: 1; padding: 10px 8px; overflow-y: auto; }
.nav-group-label {
    font-size: .7rem; font-weight: 700; text-transform: uppercase;
    color: #4A6080; letter-spacing: .08em; padding: 10px 10px 4px;
}
.nav-item {
    display: flex; align-items: center; gap: 11px;
    padding: 9px 11px; border-radius: var(--radius-sm);
    color: var(--sidebar-text); font-size: .88rem;
    transition: all var(--transition); white-space: nowrap; cursor: pointer;
}
.nav-item i { font-size: 1rem; min-width: 20px; text-align: center; }
.nav-item:hover { background: var(--sidebar-hover); color: #fff; }
.nav-item.active { background: var(--sidebar-active); color: #fff; font-weight: 600; }
.nav-badge {
    margin-left: auto; background: var(--zalo); color: #fff;
    font-size: .65rem; font-weight: 700; padding: 2px 6px; border-radius: 8px;
}

.sidebar-footer { padding: 12px; border-top: 1px solid rgba(255,255,255,.07); }
.balance-widget {
    display: flex; align-items: center; gap: 10px;
    background: rgba(0,104,255,.18); border-radius: 9px;
    padding: 10px 12px; border: 1px solid rgba(0,104,255,.25);
}
.balance-widget i { font-size: 1.2rem; color: #60AFFE; flex-shrink: 0; }
.balance-info small { display: block; font-size: .7rem; color: var(--sidebar-text); }
.balance-info strong { font-size: .9rem; color: #fff; }

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.main-content {
    margin-left: var(--sidebar-w); flex: 1;
    display: flex; flex-direction: column; min-height: 100vh;
    transition: margin-left var(--transition);
}
.sidebar.collapsed ~ .main-content { margin-left: 68px; }

.topbar {
    height: var(--topbar-h); background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 24px; position: sticky; top: 0; z-index: 50;
    box-shadow: var(--shadow);
}
.topbar-left { display: flex; align-items: center; gap: 12px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.page-title { font-size: 1.1rem; font-weight: 700; }

.menu-btn { display: none; background: none; border: none; cursor: pointer; font-size: 1.2rem; color: var(--text-secondary); padding: 6px; border-radius: var(--radius-sm); }
.oaid-badge {
    display: flex; align-items: center; gap: 6px;
    background: var(--zalo-light); color: var(--zalo);
    padding: 5px 12px; border-radius: 20px; font-size: .8rem; font-weight: 600;
}
.oaid-badge i { font-size: .9rem; }
.user-badge {
    display: flex; align-items: center; gap: 6px;
    background: #F0FFF4; color: #2D7D46;
    padding: 5px 12px; border-radius: 20px; font-size: .8rem; font-weight: 600;
}

/* ============================================================
   PAGES
   ============================================================ */
.page { display: none; padding: 24px; animation: fadeUp .2s ease; }
.page.active { display: block; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* Stats */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card {
    background: var(--bg-card); border-radius: var(--radius);
    padding: 18px 20px; display: flex; align-items: center; gap: 14px;
    box-shadow: var(--shadow); border-left: 4px solid transparent;
}
.stat-card.blue   { border-color: var(--zalo);    }
.stat-card.green  { border-color: var(--success);  }
.stat-card.orange { border-color: var(--orange);   }
.stat-card.purple { border-color: var(--purple);   }
.stat-card.teal   { border-color: #00897B;         }

.stat-icon { width: 44px; height: 44px; border-radius: 11px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; flex-shrink: 0; }
.blue   .stat-icon { background: #EBF3FF; color: var(--zalo);   }
.green  .stat-icon { background: #E6FAF0; color: var(--success);}
.orange .stat-icon { background: #FFF3E8; color: var(--orange);  }
.purple .stat-icon { background: #F3EEFF; color: var(--purple);  }
.teal   .stat-icon { background: #E0F2F1; color: #00897B;        }
.stat-label { display: block; font-size: .75rem; color: var(--text-secondary); margin-bottom: 2px; }
.stat-value { display: block; font-size: 1.35rem; font-weight: 700; }

/* ============================================================
   CARDS
   ============================================================ */
.card { background: var(--bg-card); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.card-header {
    padding: 14px 20px; font-weight: 700; font-size: .92rem;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 8px;
}
.card-header i { color: var(--zalo); }
.card-header-actions { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.card-body { padding: 20px; }
.card-footer { padding: 12px 20px; border-top: 1px solid var(--border); background: #FAFBFC; }
.mb-16 { margin-bottom: 16px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

/* ============================================================
   TABS
   ============================================================ */
.tab-bar {
    display: flex; gap: 0; border-bottom: 2px solid var(--border);
    margin-bottom: 20px;
}
.tab-btn {
    background: none; border: none; cursor: pointer;
    padding: 10px 18px; font-size: .88rem; font-weight: 600;
    color: var(--text-secondary); border-bottom: 2px solid transparent;
    margin-bottom: -2px; transition: all var(--transition);
    display: flex; align-items: center; gap: 6px;
}
.tab-btn.active { color: var(--zalo); border-bottom-color: var(--zalo); }
.tab-btn:hover  { color: var(--zalo); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ============================================================
   FORMS
   ============================================================ */
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 5px; font-size: .83rem; color: var(--text-secondary); }
.form-input {
    width: 100%; padding: 8px 12px;
    border: 1.5px solid var(--border); border-radius: var(--radius-sm);
    background: #fff; color: var(--text-primary); outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.form-input:focus { border-color: var(--zalo); box-shadow: 0 0 0 3px rgba(0,104,255,.12); }
.form-textarea { resize: vertical; min-height: 85px; }
.form-input-sm { width: auto; padding: 6px 10px; font-size: .82rem; }
.form-group.inline { display: inline-flex; align-items: center; gap: 8px; margin-right: 10px; }
.form-group.inline label { margin-bottom: 0; white-space: nowrap; }
.required { color: var(--danger); }
.hint { font-size: .75rem; color: var(--text-light); margin-top: 3px; display: block; }

/* Param builder */
.param-row { display: flex; gap: 8px; margin-bottom: 8px; align-items: center; }
.param-row .param-key { width: 140px; flex-shrink: 0; }
.param-row .param-val { flex: 1; }
.param-row .btn-remove { flex-shrink: 0; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 16px; border-radius: var(--radius-sm);
    border: none; cursor: pointer; font-weight: 600; font-size: .85rem;
    transition: all var(--transition); white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn-primary  { background: var(--zalo);    color: #fff; }
.btn-primary:hover  { background: var(--zalo-dark); }
.btn-success  { background: var(--success); color: #fff; }
.btn-secondary{ background: var(--border);  color: var(--text-primary); }
.btn-secondary:hover { background: #C8D4E5; }
.btn-danger   { background: var(--danger);  color: #fff; }
.btn-ghost    { background: none; color: var(--text-secondary); font-size: .78rem; padding: 4px 8px; }
.btn-ghost:hover { background: var(--border); }
.btn-outline  { background: none; border: 1.5px solid var(--zalo); color: var(--zalo); }
.btn-outline:hover { background: var(--zalo-light); }
.btn-icon     { background: none; border: none; cursor: pointer; color: var(--text-secondary); padding: 5px; border-radius: 5px; }
.btn-icon:hover { background: var(--border); color: var(--zalo); }
.btn-full     { width: 100%; justify-content: center; padding: 10px; font-size: .92rem; }
.btn-xs       { font-size: .72rem; padding: 3px 8px; }
.btn-sm       { font-size: .82rem; padding: 5px 12px; }
.btn-refresh  { background: none; border: none; cursor: pointer; color: var(--text-secondary); font-size: 1rem; padding: 6px; border-radius: var(--radius-sm); }
.btn-refresh:hover { background: var(--border); color: var(--zalo); }

/* ============================================================
   ZALO PHONE MOCKUP
   ============================================================ */
.zalo-mockup {
    max-width: 290px; margin: 0 auto;
    background: #1C1C1E; border-radius: 32px;
    padding: 20px 10px 18px;
    box-shadow: 0 20px 50px rgba(0,0,0,.25), inset 0 0 0 2px #2C2C2E;
}
.zalo-screen { background: #F2F2F7; border-radius: 22px; overflow: hidden; min-height: 180px; }
.zalo-header {
    background: var(--zalo); padding: 12px 14px;
    display: flex; align-items: center; gap: 8px; color: #fff;
}
.zalo-oa-avatar {
    width: 30px; height: 30px; border-radius: 50%;
    background: rgba(255,255,255,.25);
    display: flex; align-items: center; justify-content: center; font-size: .9rem;
}
.zalo-oa-name { font-weight: 700; font-size: .85rem; }
.zalo-oa-verified { font-size: .68rem; opacity: .8; }
.zalo-msg-bubble {
    margin: 12px 10px; background: #fff; border-radius: 14px;
    padding: 12px 14px; box-shadow: 0 1px 3px rgba(0,0,0,.1);
    font-size: .82rem; line-height: 1.6; color: var(--text-primary);
    white-space: pre-wrap; word-break: break-word; overflow: hidden;
}
.zalo-msg-bubble img {
    width: 100%; max-height: 180px; object-fit: cover;
    border-radius: 8px; display: block; margin-top: 2px;
}
.zalo-msg-bubble.media-bubble {
    padding: 8px;
    white-space: normal;
}
.img-placeholder {
    background: var(--bg); border: 1.5px dashed var(--border);
    border-radius: 8px; padding: 24px 16px;
    text-align: center; color: var(--text-light);
    font-size: .78rem; line-height: 1.8;
}
.zalo-msg-time { text-align: right; font-size: .68rem; color: var(--text-light); padding: 0 10px 10px; }
.zalo-msg-field { display: flex; justify-content: space-between; margin-bottom: 4px; }
.zalo-msg-field .f-key { color: var(--text-secondary); font-size: .78rem; }
.zalo-msg-field .f-val { font-weight: 600; font-size: .82rem; text-align: right; max-width: 60%; }
.zalo-msg-field .f-val.highlight { color: var(--zalo); }
.zalo-divider { border: none; border-top: 1px solid var(--border); margin: 8px 0; }
.zalo-btn-row {
    display: flex; gap: 6px; padding: 0 10px 12px; flex-wrap: wrap;
}
.zalo-btn-item {
    flex: 1; text-align: center; background: var(--zalo-light);
    color: var(--zalo); padding: 6px; border-radius: 8px;
    font-size: .72rem; font-weight: 600; cursor: pointer; min-width: 60px;
}

/* ============================================================
   BADGES
   ============================================================ */
.badge { display: inline-flex; align-items: center; gap: 3px; padding: 3px 8px; border-radius: 12px; font-size: .72rem; font-weight: 700; }
.badge-success { background: #D4EFDF; color: #1B5E20; }
.badge-danger  { background: #FDECEA; color: #B71C1C; }
.badge-warning { background: #FFF8E1; color: #E65100; }
.badge-info    { background: #E3F2FD; color: #0D47A1; }
.badge-purple  { background: #EDE7F6; color: #4527A0; }
.badge-gray    { background: #ECEFF1; color: #455A64; }
.badge-zalo    { background: var(--zalo-light); color: var(--zalo); }
.badge-dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }

/* ============================================================
   RESULT BOXES
   ============================================================ */
.result-box { border-radius: var(--radius-sm); padding: 14px 16px; font-size: .86rem; line-height: 1.7; }
.result-box.success { background: #E6FAF0; border: 1px solid #A3D9B1; color: #1B5E20; }
.result-box.error   { background: #FDECEA; border: 1px solid #F9BDBB; color: #B71C1C; }
.result-box.info    { background: #E3F2FD; border: 1px solid #BBDEFB; color: #0D47A1; }
.result-box strong  { display: block; margin-bottom: 6px; font-size: .92rem; }
.smsid-code { font-family: monospace; font-size: .8rem; background: rgba(0,0,0,.06); padding: 3px 6px; border-radius: 4px; word-break: break-all; }

/* ============================================================
   TABLES
   ============================================================ */
.table-wrapper { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.data-table th { background: #F4F6FB; text-align: left; padding: 10px 14px; font-weight: 700; color: var(--text-secondary); border-bottom: 2px solid var(--border); white-space: nowrap; }
.data-table td { padding: 9px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: #F7F9FD; }
.table-empty { text-align: center; color: var(--text-light); padding: 40px !important; }
.td-truncate { max-width: 240px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ============================================================
   FILTER BAR
   ============================================================ */
.filter-bar {
    display: flex; flex-wrap: wrap; align-items: flex-end; gap: 8px;
    margin-bottom: 16px; padding: 14px; background: #F7F9FD;
    border-radius: var(--radius-sm); border: 1px solid var(--border);
}
.filter-bar .form-group { margin-bottom: 0; }

/* ============================================================
   LOG
   ============================================================ */
.log-container { background: #0D1B2A; border-radius: var(--radius-sm); padding: 12px; height: 220px; overflow-y: auto; font-family: 'Consolas', monospace; font-size: .78rem; }
.log-empty { color: #3A5070; text-align: center; margin-top: 70px; }
.log-line { padding: 2px 0; line-height: 1.5; }
.log-time { color: #3A5070; }
.log-ok   { color: #4CAF50; }
.log-err  { color: #EF5350; }
.log-info { color: #42A5F5; }
.log-warn { color: #FFB300; }

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 14px; }
.pagination .btn { padding: 5px 10px; min-width: 34px; justify-content: center; font-size: .8rem; }

/* ============================================================
   OAID SETUP ALERT
   ============================================================ */
.setup-alert {
    background: #FFF8E1; border: 1.5px solid #FFCC02; border-radius: var(--radius);
    padding: 16px 20px; margin-bottom: 20px;
    display: flex; align-items: flex-start; gap: 12px;
}
.setup-alert i { color: #F9A825; font-size: 1.2rem; margin-top: 2px; flex-shrink: 0; }
.setup-alert strong { display: block; margin-bottom: 4px; }
.setup-alert .form-input { margin-top: 8px; max-width: 380px; }

/* ============================================================
   TOAST / LOADING
   ============================================================ */
.toast {
    position: fixed; bottom: 22px; right: 22px;
    background: #1A2236; color: #fff;
    padding: 11px 20px; border-radius: var(--radius); font-size: .86rem; font-weight: 600;
    box-shadow: var(--shadow-lg); z-index: 9999;
    opacity: 0; transform: translateY(8px);
    transition: all .25s ease; max-width: 340px; pointer-events: none;
}
.toast.show { opacity: 1; transform: none; }
.toast.success { background: var(--success); }
.toast.error   { background: var(--danger); }
.toast.warning { background: var(--warning); color: #111; }

.loading-overlay {
    position: fixed; inset: 0; background: rgba(255,255,255,.6);
    display: flex; align-items: center; justify-content: center; z-index: 9998;
    backdrop-filter: blur(2px);
}
.spinner { width: 38px; height: 38px; border: 3px solid var(--border); border-top-color: var(--zalo); border-radius: 50%; animation: spin .65s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   MISC
   ============================================================ */
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.copy-btn { background: none; border: none; cursor: pointer; color: var(--zalo); font-size: .78rem; padding: 2px 6px; }
.copy-btn:hover { text-decoration: underline; }
.section-title { font-size: .82rem; font-weight: 700; text-transform: uppercase; color: var(--text-light); letter-spacing: .06em; margin-bottom: 10px; }
.info-row { display: flex; justify-content: space-between; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: .86rem; }
.info-row:last-child { border-bottom: none; }
.info-row .label { color: var(--text-secondary); }
.info-row .value { font-weight: 600; }
.dashboard-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.zns-type-tag { display: inline-flex; align-items: center; gap: 5px; font-size: .78rem; font-weight: 600; padding: 4px 10px; border-radius: 20px; }
.zns-type-zns  { background: var(--zalo-light); color: var(--zalo); }
.zns-type-tv   { background: #E8F5E9; color: #2E7D32; }
.zns-type-mc   { background: #FFF3E0; color: #E65100; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
    .dashboard-grid { grid-template-columns: 1fr; }
    .grid-2 { grid-template-columns: 1fr; }
    .grid-3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 680px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0 !important; }
    .menu-btn { display: block; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: 1fr; }
    .filter-bar { flex-direction: column; }
}

/* ============================================================
   KHO TEMPLATE ZNS
   ============================================================ */

/* Toolbar search + filter */
.templates-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
.search-box-wrap {
    position: relative;
    flex: 1;
    min-width: 200px;
}
.search-box-wrap i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    font-size: .85rem;
}
.search-box-wrap .form-input {
    padding-left: 34px;
}
.tpl-group-filters {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.tpl-filter-btn {
    padding: 6px 14px;
    border-radius: 20px;
    border: 1.5px solid var(--border);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: .8rem;
    cursor: pointer;
    transition: all .2s;
    font-family: inherit;
    white-space: nowrap;
}
.tpl-filter-btn:hover { border-color: var(--zalo); color: var(--zalo); }
.tpl-filter-btn.active {
    background: var(--zalo);
    color: #fff;
    border-color: var(--zalo);
}

/* Section */
.tpl-section { margin-bottom: 28px; }
.tpl-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 600;
    font-size: .92rem;
    color: var(--gcolor, var(--zalo));
    margin-bottom: 10px;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--gcolor, var(--zalo));
}
.tpl-section-count {
    font-size: .78rem;
    font-weight: 400;
    color: var(--text-secondary);
    background: var(--bg);
    padding: 2px 10px;
    border-radius: 12px;
}

/* Cards row */
.tpl-cards-row {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 14px;
}
.tpl-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1.5px solid var(--border);
    padding: 16px;
    display: flex;
    gap: 12px;
    align-items: flex-start;
    transition: box-shadow .2s, border-color .2s;
    position: relative;
}
.tpl-card:hover {
    border-color: var(--tcolor, var(--zalo));
    box-shadow: 0 4px 16px rgba(0,0,0,.07);
}
.tpl-card-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: color-mix(in srgb, var(--tcolor, var(--zalo)) 12%, transparent);
    color: var(--tcolor, var(--zalo));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    flex-shrink: 0;
}
.tpl-card-body { flex: 1; overflow: hidden; }
.tpl-card-name {
    font-weight: 600;
    font-size: .88rem;
    color: var(--text-primary);
    margin-bottom: 3px;
}
.tpl-card-fields {
    font-size: .75rem;
    color: var(--tcolor, var(--zalo));
    margin-bottom: 5px;
}
.tpl-card-preview {
    font-size: .76rem;
    color: var(--text-secondary);
    line-height: 1.4;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.tpl-use-btn {
    flex-shrink: 0;
    align-self: center;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
}
.empty-state i { font-size: 2.5rem; margin-bottom: 12px; display: block; }

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 2000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 32px 16px;
    overflow-y: auto;
}
.modal-box {
    background: var(--bg-card);
    border-radius: var(--radius);
    width: 100%;
    max-width: 880px;
    box-shadow: 0 24px 64px rgba(0,0,0,.18);
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 64px);
    overflow: hidden;
}
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-primary);
    flex-shrink: 0;
}
.btn-close-modal {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    color: var(--text-secondary);
    padding: 4px 8px;
    border-radius: 6px;
    transition: background .15s;
}
.btn-close-modal:hover { background: var(--bg); }
.modal-body {
    padding: 20px 24px;
    overflow-y: auto;
    flex: 1;
}
.modal-footer {
    padding: 14px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    flex-shrink: 0;
    flex-wrap: wrap;
}
.modal-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}
@media (max-width: 680px) {
    .modal-two-col { grid-template-columns: 1fr; }
    .modal-box { max-height: unset; }
}

/* Code block */
.code-block {
    background: #1A2236;
    color: #7DD3FC;
    border-radius: 8px;
    padding: 12px 14px;
    font-size: .78rem;
    font-family: 'Courier New', monospace;
    overflow-x: auto;
    white-space: pre;
    line-height: 1.6;
    margin: 0;
}

/* Modal tabs */
.modal-tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border);
    padding: 0 24px;
    flex-shrink: 0;
}
.modal-tab {
    padding: 10px 18px;
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    font-size: .85rem;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all .18s;
    display: flex;
    align-items: center;
    gap: 7px;
}
.modal-tab:hover { color: var(--zalo); }
.modal-tab.active {
    color: var(--zalo);
    border-bottom-color: var(--zalo);
    font-weight: 600;
}

/* template_type badge & meta */
.tpl-type-tag {
    font-size: .72rem;
    color: var(--text-light);
    font-family: monospace;
    background: var(--bg);
    padding: 2px 8px;
    border-radius: 8px;
    border: 1px solid var(--border);
    margin-left: auto;
}
.tpl-card-meta {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 4px;
}
.tpl-meta-tag {
    font-size: .72rem;
    color: var(--text-secondary);
    background: var(--bg);
    padding: 1px 7px;
    border-radius: 10px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 4px;
}
.tpl-card-type {
    font-size: .72rem;
    font-family: monospace;
    color: var(--tcolor, var(--zalo));
    opacity: .8;
}
.tpl-type-badge {
    margin-top: 8px;
}

/* ── Template Picker Modal ── */
.picker-group-header {
    display: flex; align-items: center; gap: 8px;
    padding: 6px 10px; margin-bottom: 6px;
    border-left: 3px solid var(--gcolor, var(--zalo));
    background: var(--bg); border-radius: 0 6px 6px 0;
}
.picker-group-label {
    font-weight: 600; font-size: .82rem; color: var(--text-primary); flex: 1;
}
.picker-group-count {
    background: var(--gcolor, var(--zalo));
    color: #fff; font-size: .72rem; font-weight: 700;
    padding: 1px 7px; border-radius: 20px;
}
.picker-list {
    display: flex; flex-direction: column; gap: 6px;
}
.picker-item {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 12px; border-radius: 10px;
    border: 1px solid var(--border); background: #fff;
    transition: border-color .15s, box-shadow .15s;
    cursor: default;
}
.picker-item:hover {
    border-color: var(--pcolor, var(--zalo));
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--pcolor, var(--zalo)) 12%, transparent);
}
.picker-item-icon {
    width: 36px; height: 36px; border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem; flex-shrink: 0;
}
.picker-item-info { flex: 1; min-width: 0; }
.picker-item-name {
    font-weight: 600; font-size: .83rem;
    color: var(--text-primary); white-space: nowrap;
    overflow: hidden; text-overflow: ellipsis;
}
.picker-item-meta {
    font-size: .74rem; color: var(--text-light); margin-top: 2px;
}
.picker-apply-btn { flex-shrink: 0; }

/* Applied template badge */
.applied-tpl-badge {
    display: inline-flex; align-items: center; gap: 5px;
    margin-top: 6px; padding: 4px 10px;
    background: #E6FAF0; color: var(--success);
    border-radius: 20px; font-size: .76rem; font-weight: 600;
    border: 1px solid #B7EDD1;
}

/* Picker item layout mới với sample data */
.picker-item { flex-direction: column; align-items: stretch; padding: 10px 12px; }
.picker-item-top {
    display: flex; align-items: center; gap: 10px;
}
.picker-item-main { width: 100%; }
.picker-tempid {
    background: var(--bg); border-radius: 4px;
    padding: 1px 6px; font-size: .72rem; font-family: monospace;
    color: var(--zalo);
}

/* Bảng dữ liệu mẫu trong picker */
.picker-sample-table {
    margin-top: 8px; border-radius: 8px;
    border: 1px solid var(--border); overflow: hidden;
    background: var(--bg);
}
.picker-sample-row {
    display: flex; justify-content: space-between; align-items: baseline;
    padding: 4px 10px; font-size: .76rem;
    border-bottom: 1px solid var(--border);
}
.picker-sample-row:last-child { border-bottom: none; }
.picker-sample-key {
    color: var(--text-secondary); flex: 0 0 40%; font-size: .74rem;
}
.picker-sample-val {
    color: var(--text-primary); font-weight: 600; text-align: right;
    flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    max-width: 60%;
}
.tpl-type-badge .badge {
    font-size: .8rem;
    padding: 5px 12px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.badge-blue { background: var(--zalo-light); color: var(--zalo); }

.mb-16 { margin-bottom: 16px; }
.mt-12 { margin-top: 12px; }