:root{
  --bg:#f5f7fb;
  --card:#fff;
  --text:#1f2937;
  --muted:#6b7280;
  --line:#e5e7eb;
  --primary:#2563eb;
  --danger:#dc2626;
  --success:#16a34a;
  --warning:#d97706;
  --purple:#7c3aed;
  --gray:#6b7280;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}
a{text-decoration:none;color:inherit}
.layout{display:flex;min-height:100vh}
.sidebar{width:270px;background:#0f172a;color:#fff;padding:18px 14px;position:sticky;top:0;height:100vh;overflow:auto}
.brand-tntt{display:flex;align-items:center;gap:12px;margin-bottom:14px;padding:12px;border-radius:18px;background:linear-gradient(135deg,#172554 0%,#1d4ed8 55%,#0ea5e9 100%);box-shadow:0 12px 30px rgba(15,23,42,.24)}
.brand-logo{width:58px;height:58px;object-fit:contain;flex:0 0 58px;background:rgba(255,255,255,.12);padding:6px;border-radius:16px}
.brand-title{font-size:18px;font-weight:700;line-height:1.2}
.brand-subtitle{font-size:12px;color:#dbeafe;margin-top:4px}
.user-box{padding:12px 14px;border-radius:16px;background:rgba(30,41,59,.9);border:1px solid rgba(148,163,184,.18);margin-bottom:16px}
.user-name{font-size:15px;font-weight:700;color:#fff;margin-top:4px}
.user-role{font-size:13px;color:#93c5fd;margin-top:4px}
.nav a{display:block;padding:10px 12px;border-radius:10px;margin-bottom:6px;color:#dbeafe}
.nav a.active,.nav a:hover{background:#1e293b;color:#fff}
.main{flex:1;padding:20px}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;gap:12px;flex-wrap:wrap}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:0 5px 20px rgba(15,23,42,.04)}
.grid{display:grid;gap:16px}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.stat .label{color:var(--muted);font-size:14px}
.stat .value{font-size:30px;font-weight:700;margin-top:8px}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse}
th,td{padding:10px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:#f8fafc;text-align:left;font-size:14px}
.table-compact th,.table-compact td{padding:12px 12px}
.form-row{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:12px}
.col-12{grid-column:span 12}
.col-9{grid-column:span 9}
.col-8{grid-column:span 8}
.col-6{grid-column:span 6}
.col-4{grid-column:span 4}
.col-3{grid-column:span 3}
.col-2{grid-column:span 2}
label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
input,select,textarea,button{font:inherit}
input[type=text],input[type=password],input[type=date],input[type=number],input[type=time],select,textarea{
  width:100%;padding:10px 12px;border:1px solid #cbd5e1;border-radius:10px;background:#fff
}
textarea{min-height:100px;resize:vertical}
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:10px;border:1px solid transparent;cursor:pointer}
.btn-primary{background:var(--primary);color:#fff}
.btn-secondary{background:#fff;border-color:#cbd5e1}
.btn-danger{background:var(--danger);color:#fff}
.btn-success{background:var(--success);color:#fff}
.btn-warning{background:var(--warning);color:#fff}
.btn-purple{background:var(--purple);color:#fff}
.btn-sm{padding:6px 10px;font-size:13px}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.alert{padding:12px 14px;border-radius:12px;margin-bottom:16px}
.alert-success{background:#ecfdf5;color:#166534;border:1px solid #bbf7d0}
.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:700}
.badge-green{background:#dcfce7;color:#166534}
.badge-red{background:#fee2e2;color:#991b1b}
.badge-yellow{background:#fef3c7;color:#92400e}
.badge-purple{background:#ede9fe;color:#6d28d9}
.badge-gray{background:#e5e7eb;color:#374151}
.login-wrap{max-width:420px;margin:6vh auto}
.kicker{font-size:13px;color:var(--muted)}
.scan-box{padding:25px;text-align:center}
.scan-result{margin-top:12px;padding:16px;border-radius:14px}
.scan-ok{background:#ecfdf5;border:1px solid #bbf7d0}
.scan-error{background:#fef2f2;border:1px solid #fecaca}
.small{font-size:13px;color:var(--muted)}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.nganh-inline{display:flex;align-items:center;gap:10px;min-width:260px}
.nganh-icon-img,.nganh-icon-lg{object-fit:contain;background:#fff;border:1px solid var(--nganh-border,#dbeafe);box-shadow:0 4px 14px color-mix(in srgb, var(--nganh-border,#93c5fd) 22%, transparent)}
.nganh-icon-img{width:38px;height:38px;border-radius:12px;padding:4px;flex:0 0 38px}
.nganh-icon-lg{width:56px;height:56px;border-radius:16px;padding:6px;flex:0 0 56px}
.nganh-default,.nganh-row.nganh-default{--nganh-bg:#f8fafc;--nganh-soft:#eef2ff;--nganh-border:#cbd5e1;--nganh-text:#334155}
.nganh-chien-con,.nganh-row.nganh-chien-con{--nganh-bg:#fff7ed;--nganh-soft:#ffedd5;--nganh-border:#fb923c;--nganh-text:#9a3412}
.nganh-au-nhi,.nganh-row.nganh-au-nhi{--nganh-bg:#ecfeff;--nganh-soft:#cffafe;--nganh-border:#06b6d4;--nganh-text:#155e75}
.nganh-thieu-nhi,.nganh-row.nganh-thieu-nhi{--nganh-bg:#f0fdf4;--nganh-soft:#dcfce7;--nganh-border:#22c55e;--nganh-text:#166534}
.nganh-nghia-si,.nganh-row.nganh-nghia-si{--nganh-bg:#faf5ff;--nganh-soft:#ede9fe;--nganh-border:#8b5cf6;--nganh-text:#6d28d9}
.nganh-hiep-si,.nganh-row.nganh-hiep-si{--nganh-bg:#fef2f2;--nganh-soft:#fee2e2;--nganh-border:#ef4444;--nganh-text:#b91c1c}
.nganh-pill{padding:10px 12px;border-radius:16px;background:var(--nganh-bg,#fff);border:1px solid color-mix(in srgb, var(--nganh-border,#93c5fd) 55%, white);box-shadow:inset 0 1px 0 rgba(255,255,255,.65)}
.nganh-pill b,.nganh-group-title{color:var(--nganh-text,#1d4ed8)}
.nganh-row td:first-child{position:relative;padding-left:16px}
.nganh-row td:first-child::before{content:'';position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:10px;background:var(--nganh-border,#93c5fd)}
.lop-chip-wrap{display:flex;flex-wrap:wrap;gap:8px}
.lop-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:var(--nganh-soft,#eff6ff);color:var(--nganh-text,#1d4ed8);font-size:12px;border:1px solid color-mix(in srgb, var(--nganh-border,#bfdbfe) 70%, white);font-weight:600}
.nganh-group-list{display:grid;gap:16px}
.nganh-group-card{padding:0;overflow:hidden;border-top:4px solid var(--nganh-border,#93c5fd)}
.nganh-group-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 18px;background:linear-gradient(180deg,var(--nganh-soft,#f8fbff) 0%,#ffffff 100%);border-bottom:1px solid var(--line);flex-wrap:wrap}
.nganh-group-title-wrap{display:flex;align-items:center;gap:12px}
.nganh-group-title{font-size:18px;font-weight:700;margin-bottom:4px}
.group-counter{display:inline-flex;align-items:center;justify-content:center;padding:8px 12px;border-radius:999px;background:var(--nganh-soft,#e0f2fe);color:var(--nganh-text,#075985);border:1px solid color-mix(in srgb, var(--nganh-border,#bae6fd) 55%, white);font-weight:700}
@media (max-width: 980px){
  .layout{display:block}
  .sidebar{width:100%;height:auto;position:relative}
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  [class^="col-"]{grid-column:span 1}
  .nganh-group-head{align-items:flex-start}
}

/* === Pro unified theme === */
body{
  background:
    radial-gradient(circle at top left, rgba(37,99,235,.08), transparent 28%),
    linear-gradient(180deg,#eff4fb 0%,#f6f9fc 100%);
  color:#172033;
}
.sidebar{
  background:linear-gradient(180deg,#081225 0%,#102342 46%,#0f172a 100%);
  border-right:1px solid rgba(148,163,184,.14);
}
.nav a{
  border:1px solid transparent;
  transition:all .16s ease;
  font-weight:600;
}
.nav a.active,.nav a:hover{
  background:linear-gradient(135deg,rgba(37,99,235,.22),rgba(14,165,233,.10));
  border-color:rgba(96,165,250,.22);
  transform:translateX(2px);
}
.main{padding:22px}
.topbar h1{font-size:30px;letter-spacing:-.02em}
.kicker{font-size:13px;color:#64748b}
.card{
  border:1px solid rgba(203,213,225,.92);
  box-shadow:0 14px 34px rgba(15,23,42,.06);
  border-radius:22px;
}
.card.card-soft{background:linear-gradient(180deg,#ffffff 0%,#fbfdff 100%)}
.card.card-tint{background:linear-gradient(180deg,#f8fbff 0%,#ffffff 100%)}
.toolbar{gap:10px;margin-bottom:16px}
.btn{
  min-height:42px;
  padding:10px 15px;
  border-radius:14px;
  font-weight:700;
  box-shadow:0 8px 16px rgba(15,23,42,.06);
  transition:transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.btn:hover{transform:translateY(-1px);filter:saturate(1.05);box-shadow:0 12px 24px rgba(15,23,42,.10)}
.btn-primary{background:linear-gradient(135deg,#2563eb,#1d4ed8)}
.btn-success{background:linear-gradient(135deg,#16a34a,#15803d)}
.btn-warning{background:linear-gradient(135deg,#f59e0b,#d97706)}
.btn-danger{background:linear-gradient(135deg,#ef4444,#dc2626)}
.btn-purple{background:linear-gradient(135deg,#8b5cf6,#7c3aed)}
.btn-secondary,.btn-light{background:#fff;border-color:#cbd5e1;color:#334155}
input[type=text],input[type=password],input[type=date],input[type=number],input[type=time],select,textarea{
  border-radius:14px;
  padding:11px 13px;
  border-color:#cbd5e1;
  background:linear-gradient(180deg,#ffffff 0%,#fbfdff 100%);
  color:#172033;
}
input:focus,select:focus,textarea:focus{
  outline:none;
  border-color:#60a5fa;
  box-shadow:0 0 0 4px rgba(59,130,246,.12);
}
.table-wrap{overflow:auto;border-radius:18px}
table{min-width:100%}
th{
  position:sticky;top:0;z-index:1;
  background:linear-gradient(180deg,#f8fbff 0%,#eff6ff 100%);
  color:#334155;
  font-size:13px;
  text-transform:uppercase;
  letter-spacing:.02em;
}
td{background:rgba(255,255,255,.92)}
tr:hover td{background:#f8fbff}
.table-card-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.section-lead{font-size:13px;color:#64748b;margin-top:5px;line-height:1.5}
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.metric-card{
  position:relative;overflow:hidden;padding:18px;
  border-radius:22px;border:1px solid rgba(203,213,225,.9);
  background:linear-gradient(180deg,#fff 0%,#f9fbff 100%);
}
.metric-card::after{
  content:'';position:absolute;inset:auto -22px -22px auto;width:90px;height:90px;border-radius:999px;
  background:rgba(255,255,255,.4)
}
.metric-card .label{font-size:13px;color:#64748b;font-weight:700}
.metric-card .value{font-size:32px;font-weight:800;letter-spacing:-.03em;margin-top:8px;line-height:1}
.metric-card .meta{font-size:12px;color:#64748b;margin-top:7px}
.metric-primary{background:linear-gradient(135deg,#eff6ff 0%,#ffffff 58%);border-color:#bfdbfe}
.metric-success{background:linear-gradient(135deg,#ecfdf5 0%,#ffffff 58%);border-color:#bbf7d0}
.metric-warning{background:linear-gradient(135deg,#fffbeb 0%,#ffffff 58%);border-color:#fde68a}
.metric-purple{background:linear-gradient(135deg,#f5f3ff 0%,#ffffff 58%);border-color:#ddd6fe}
.metric-danger{background:linear-gradient(135deg,#fef2f2 0%,#ffffff 58%);border-color:#fecaca}
.metric-cyan{background:linear-gradient(135deg,#ecfeff 0%,#ffffff 58%);border-color:#a5f3fc}
.hero-panel{
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;align-items:flex-start;
  padding:22px;border-radius:26px;
  background:linear-gradient(135deg,#0f172a 0%,#12305c 52%,#1d4ed8 100%);
  color:#fff;box-shadow:0 22px 44px rgba(15,23,42,.20)
}
.hero-panel .hero-title{font-size:28px;font-weight:800;line-height:1.15;margin:0 0 8px}
.hero-panel .hero-text{max-width:720px;font-size:14px;line-height:1.65;color:rgba(255,255,255,.86)}
.hero-panel .hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.hero-panel .hero-actions .btn{box-shadow:none}
.hero-pill-group{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.hero-pill{display:inline-flex;align-items:center;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.18);font-size:12px;font-weight:700}
.filter-card{background:linear-gradient(180deg,#ffffff 0%,#fbfdff 100%)}
.filter-header{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;flex-wrap:wrap;margin-bottom:14px}
.filter-header h3{margin:0;font-size:18px}
.filter-summary{font-size:13px;color:#64748b;line-height:1.55}
.status-strip{display:flex;gap:10px;flex-wrap:wrap}
.status-item{padding:10px 12px;border-radius:16px;border:1px solid #dbe7f5;background:#f8fbff;font-weight:700;color:#334155;font-size:13px}
.status-item b{font-size:18px;display:block;color:#0f172a;margin-top:4px}
.action-cluster{display:flex;flex-wrap:wrap;gap:8px}
.data-empty{padding:22px;border-radius:18px;background:#fff;border:1px dashed #cbd5e1;color:#64748b;text-align:center}
.student-summary{display:flex;align-items:flex-start;gap:12px}
.student-avatar{
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:14px;
  background:linear-gradient(135deg,#dbeafe,#eff6ff);color:#1d4ed8;font-weight:800;flex:0 0 44px;
}
.student-name-lg{font-size:16px;font-weight:800;line-height:1.3}
.submeta{font-size:12px;color:#64748b;line-height:1.5}
.status-badge-stack{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.session-countdown{
  display:inline-flex;align-items:center;padding:7px 11px;border-radius:999px;background:#eff6ff;color:#1d4ed8;font-weight:700;font-size:12px;border:1px solid #bfdbfe
}
.session-countdown[data-status="closed"]{background:#fef3c7;color:#92400e;border-color:#fcd34d}
.session-countdown[data-status="locked"]{background:#ede9fe;color:#6d28d9;border-color:#c4b5fd}
.session-countdown[data-status="draft"]{background:#e5e7eb;color:#374151;border-color:#d1d5db}
.qr-print-actions{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
.qr-print-actions .btn{justify-content:center;text-align:center}
.notice-soft{padding:12px 14px;border-radius:16px;background:#f8fbff;border:1px solid #dbeafe;color:#334155}
.notice-warn{padding:12px 14px;border-radius:16px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412}
.notice-danger{padding:12px 14px;border-radius:16px;background:#fef2f2;border:1px solid #fecaca;color:#991b1b}
.mobile-cta-box{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap;padding:16px 18px;border-radius:20px;background:linear-gradient(135deg,#eff6ff,#fff);border:1px solid #bfdbfe}
.form-actions-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.table-chip-cell{display:flex;flex-direction:column;gap:6px;align-items:flex-start}
.inline-badges{display:flex;flex-wrap:wrap;gap:8px}
@media (max-width: 1200px){
  .metric-grid,.qr-print-actions{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width: 980px){
  .metric-grid,.qr-print-actions{grid-template-columns:1fr}
  .hero-panel{padding:18px}
  .topbar h1{font-size:24px}
}


/* === Professional form system === */
.page-shell{display:grid;gap:18px}
.page-shell.theme-shell{
  --theme-color:#2563eb;
  --theme-soft:#eff6ff;
  --theme-border:#bfdbfe;
  --theme-text:#1d4ed8;
}
.form-hero-pro{
  position:relative;overflow:hidden;padding:24px 24px 22px;border-radius:28px;
  background:
    radial-gradient(circle at top right, rgba(255,255,255,.22), transparent 26%),
    linear-gradient(135deg,#0f172a 0%, color-mix(in srgb, var(--theme-color) 52%, #0f172a) 58%, color-mix(in srgb, var(--theme-color) 88%, white) 100%);
  color:#fff;box-shadow:0 24px 48px rgba(15,23,42,.16)
}
.form-hero-pro::after{
  content:'';position:absolute;right:-60px;bottom:-60px;width:220px;height:220px;border-radius:999px;
  background:rgba(255,255,255,.08)
}
.form-hero-main{position:relative;z-index:1;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:flex-start}
.form-hero-kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.16);font-size:12px;font-weight:700;letter-spacing:.02em;text-transform:uppercase}
.form-hero-title{font-size:30px;line-height:1.12;margin:14px 0 8px;font-weight:800;letter-spacing:-.03em}
.form-hero-text{max-width:760px;color:rgba(255,255,255,.88);font-size:14px;line-height:1.65}
.form-hero-pills{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.form-hero-pills .hero-pill{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.16)}
.form-layout-pro{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(300px,.9fr);gap:18px;align-items:start}
.form-main-stack,.form-side-stack{display:grid;gap:18px}
.form-card{padding:20px 20px 18px;border-radius:24px;background:linear-gradient(180deg,#ffffff 0%,#fbfdff 100%);border:1px solid rgba(203,213,225,.92);box-shadow:0 14px 34px rgba(15,23,42,.06)}
.form-card.theme-soft{background:linear-gradient(180deg,color-mix(in srgb, var(--theme-soft) 72%, white) 0%, #ffffff 100%);border-color:color-mix(in srgb, var(--theme-border) 65%, white)}
.form-section-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;flex-wrap:wrap;margin-bottom:16px}
.form-section-title{margin:0;font-size:20px;line-height:1.2;color:#0f172a;font-weight:800}
.form-section-desc{font-size:13px;color:#64748b;line-height:1.6;margin-top:5px;max-width:720px}
.form-section-tag{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:var(--theme-soft);border:1px solid var(--theme-border);color:var(--theme-text);font-size:12px;font-weight:800;white-space:nowrap}
.form-grid-pro{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:14px}
.form-grid-pro > .span-12{grid-column:span 12}
.form-grid-pro > .span-8{grid-column:span 8}
.form-grid-pro > .span-7{grid-column:span 7}
.form-grid-pro > .span-6{grid-column:span 6}
.form-grid-pro > .span-5{grid-column:span 5}
.form-grid-pro > .span-4{grid-column:span 4}
.form-grid-pro > .span-3{grid-column:span 3}
.form-grid-pro > .span-2{grid-column:span 2}
.field-box{padding:14px 14px 13px;border-radius:20px;background:#fff;border:1px solid #e2e8f0;transition:border-color .18s ease, box-shadow .18s ease, transform .18s ease;background:linear-gradient(180deg,#ffffff 0%,#fcfdff 100%)}
.field-box:hover{border-color:color-mix(in srgb, var(--theme-border) 70%, #cbd5e1);transform:translateY(-1px);box-shadow:0 10px 22px rgba(15,23,42,.05)}
.field-box.theme-box{background:linear-gradient(180deg,color-mix(in srgb, var(--theme-soft) 56%, #ffffff) 0%, #ffffff 100%);border-color:color-mix(in srgb, var(--theme-border) 62%, white)}
.field-box label{margin-bottom:7px;font-size:13px;color:#0f172a}
.field-box .hint{font-size:12px;color:#64748b;line-height:1.55;margin-top:7px}
.field-box .hint strong{color:#0f172a}
.field-box input,.field-box select,.field-box textarea,.field-box .select-multi-box{
  border-radius:16px;border-color:#cbd5e1;background:linear-gradient(180deg,#ffffff 0%,#fbfdff 100%)
}
.field-box.theme-box input,.field-box.theme-box select,.field-box.theme-box textarea{
  border-color:color-mix(in srgb, var(--theme-border) 72%, #cbd5e1);
  box-shadow:inset 4px 0 0 color-mix(in srgb, var(--theme-color) 72%, white)
}
.field-box textarea{min-height:118px}
.dual-note{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.note-chip{display:inline-flex;align-items:center;gap:8px;padding:7px 10px;border-radius:999px;border:1px solid #dbeafe;background:#f8fbff;color:#334155;font-size:12px;font-weight:700}
.summary-card{display:grid;gap:14px}
.summary-block{padding:15px;border-radius:20px;background:#fff;border:1px solid #e2e8f0}
.summary-block.theme-block{background:linear-gradient(180deg,color-mix(in srgb, var(--theme-soft) 62%, #ffffff) 0%, #ffffff 100%);border-color:color-mix(in srgb, var(--theme-border) 64%, white)}
.summary-label{font-size:12px;text-transform:uppercase;letter-spacing:.04em;font-weight:800;color:#64748b;margin-bottom:8px}
.summary-title{font-size:19px;font-weight:800;line-height:1.3;color:#0f172a;margin:0}
.summary-text{font-size:13px;color:#475569;line-height:1.6}
.summary-stack{display:grid;gap:10px}
.info-line{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px dashed #e2e8f0;font-size:13px}
.info-line:last-child{border-bottom:none;padding-bottom:0}
.info-line span{color:#64748b}
.info-line b{color:#0f172a;text-align:right}
.pill-row{display:flex;gap:8px;flex-wrap:wrap}
.theme-pill{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:var(--theme-soft);border:1px solid var(--theme-border);color:var(--theme-text);font-size:12px;font-weight:800}
.theme-pill.soft-neutral{background:#f8fafc;border-color:#dbe3ee;color:#334155}
.quick-links{display:flex;flex-wrap:wrap;gap:10px}
.form-actions-wrap{display:flex;justify-content:space-between;gap:14px;align-items:center;flex-wrap:wrap;margin-top:2px}
.form-actions-wrap .form-actions-row{display:flex;flex-wrap:wrap;gap:10px}
.form-aux-text{font-size:12px;color:#64748b;line-height:1.6}
.status-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.status-chip-card{padding:12px 13px;border-radius:18px;border:1px solid #dbe7f5;background:#fff;font-size:13px;color:#334155;font-weight:700}
.status-chip-card b{display:block;color:#0f172a;font-size:15px;margin-top:4px}
.checker-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.toggle-card{padding:14px 14px 12px;border-radius:20px;border:1px solid #dbe7f5;background:#fff}
.toggle-card.active{background:linear-gradient(180deg,color-mix(in srgb, var(--theme-soft) 72%, #ffffff) 0%, #ffffff 100%);border-color:var(--theme-border)}
.toggle-title{font-weight:800;font-size:14px;color:#0f172a}
.toggle-desc{font-size:12px;color:#64748b;line-height:1.55;margin-top:5px}
.select-multi-box{width:100%;min-height:260px;padding:10px 8px}
.select-multi-box option{padding:8px 10px;border-radius:10px}
.preview-code{display:inline-flex;align-items:center;gap:8px;padding:10px 12px;border-radius:16px;background:#0f172a;color:#fff;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:13px;font-weight:700}
.preview-code.theme-preview{background:linear-gradient(135deg,color-mix(in srgb, var(--theme-color) 92%, #0f172a), color-mix(in srgb, var(--theme-color) 70%, black))}
.form-tip-list{margin:0;padding-left:18px;color:#475569;font-size:13px;line-height:1.7}
.form-tip-list li+li{margin-top:6px}
.scope-mini-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.scope-mini-card{padding:12px 13px;border-radius:16px;border:1px solid #e2e8f0;background:#fff}
.scope-mini-card .mini-label{font-size:12px;color:#64748b;text-transform:uppercase;font-weight:800;letter-spacing:.03em}
.scope-mini-card .mini-value{font-size:14px;color:#0f172a;font-weight:800;margin-top:5px;line-height:1.4}
.inline-helper{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:8px}
.inline-helper .small-badge{display:inline-flex;align-items:center;padding:6px 9px;border-radius:999px;background:#f8fafc;border:1px solid #e2e8f0;font-size:11px;font-weight:800;color:#334155}
.role-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.role-note{padding:12px 13px;border-radius:18px;border:1px solid #dbeafe;background:#f8fbff;font-size:12px;color:#334155;line-height:1.55}
.role-note strong{display:block;color:#0f172a;margin-bottom:4px;font-size:13px}
.danger-note-inline{padding:12px 14px;border-radius:16px;background:#fef2f2;border:1px solid #fecaca;color:#991b1b;font-size:13px;line-height:1.55}
@media (max-width: 1180px){
  .form-layout-pro{grid-template-columns:1fr}
}
@media (max-width: 980px){
  .form-grid-pro{grid-template-columns:1fr}
  .form-grid-pro > [class*="span-"]{grid-column:span 1}
  .status-grid,.checker-grid,.scope-mini-grid,.role-grid{grid-template-columns:1fr}
  .form-hero-pro{padding:20px 18px}
  .form-hero-title{font-size:24px}
}

/* === Filter ngành/lớp: lọc lớp liên quan và tô màu theo ngành === */
.nganh-filter-select,.lop-filter-select{
  transition:border-color .16s ease, box-shadow .16s ease, background .16s ease, color .16s ease;
}
.nganh-filter-select.nganh-default,.lop-filter-select.nganh-default{
  background:#f8fafc;color:#334155;border-color:#cbd5e1;
}
.nganh-filter-select.nganh-chien-con,.lop-filter-select.nganh-chien-con{
  background:#fff7ed;color:#9a3412;border-color:#fb923c;
}
.nganh-filter-select.nganh-au-nhi,.lop-filter-select.nganh-au-nhi{
  background:#ecfeff;color:#155e75;border-color:#06b6d4;
}
.nganh-filter-select.nganh-thieu-nhi,.lop-filter-select.nganh-thieu-nhi{
  background:#f0fdf4;color:#166534;border-color:#22c55e;
}
.nganh-filter-select.nganh-nghia-si,.lop-filter-select.nganh-nghia-si{
  background:#faf5ff;color:#6d28d9;border-color:#8b5cf6;
}
.nganh-filter-select.nganh-hiep-si,.lop-filter-select.nganh-hiep-si{
  background:#fef2f2;color:#b91c1c;border-color:#ef4444;
}
select option.filter-option{font-weight:700}
select option.filter-option.nganh-default{background:#f8fafc;color:#334155}
select option.filter-option.nganh-chien-con{background:#fff7ed;color:#9a3412}
select option.filter-option.nganh-au-nhi{background:#ecfeff;color:#155e75}
select option.filter-option.nganh-thieu-nhi{background:#f0fdf4;color:#166534}
select option.filter-option.nganh-nghia-si{background:#faf5ff;color:#6d28d9}
select option.filter-option.nganh-hiep-si{background:#fef2f2;color:#b91c1c}
.lop-filter-chips{
  display:flex;flex-wrap:wrap;gap:7px;margin-top:9px;max-height:74px;overflow:auto;padding-bottom:2px;
}
.lop-filter-chip{
  appearance:none;border:1px solid color-mix(in srgb,var(--nganh-border,#cbd5e1) 70%,white);
  background:var(--nganh-soft,#f8fafc);color:var(--nganh-text,#334155);
  border-radius:999px;padding:6px 10px;font-size:12px;font-weight:800;line-height:1;cursor:pointer;
  box-shadow:0 4px 10px rgba(15,23,42,.05);
}
.lop-filter-chip:hover,.lop-filter-chip.active{
  background:var(--nganh-bg,#fff);border-color:var(--nganh-border,#cbd5e1);
  box-shadow:0 0 0 3px color-mix(in srgb,var(--nganh-border,#cbd5e1) 18%,transparent);
}
.lop-filter-chip.active{outline:2px solid color-mix(in srgb,var(--nganh-border,#cbd5e1) 48%,white)}
.lop-filter-hint{font-size:12px;color:#64748b;line-height:1.45;margin-top:7px}

/* === Report absent phone highlight === */

.phone-highlight{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 10px;border-radius:999px;
  background:#fee2e2;color:#991b1b;border:1px solid #fecaca;
  font-weight:800;white-space:nowrap;
}
.phone-missing{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 10px;border-radius:999px;
  background:#fff7ed;color:#9a3412;border:1px dashed #fdba74;
  font-weight:700;white-space:nowrap;
}
tr.nganh-row:has(.phone-highlight) td{background:#fff7f7}

.report-absent-row td{background:#fff7f7!important}
.student-phone-inline{
  display:inline-flex;align-items:center;gap:6px;margin-top:6px;
  padding:6px 9px;border-radius:999px;
  background:#fee2e2;color:#991b1b;border:1px solid #fecaca;
  font-size:12px;font-weight:800;white-space:nowrap;
}

/* === Người dùng: phân biệt màu theo ngành === */
.user-nganh-legend{
  display:flex;flex-wrap:wrap;gap:8px;margin:-2px 0 14px;
}
.user-nganh-legend-item{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 11px;border-radius:999px;
  background:var(--nganh-soft,#f8fafc);color:var(--nganh-text,#334155);
  border:1px solid color-mix(in srgb,var(--nganh-border,#cbd5e1) 65%,white);
  font-size:12px;font-weight:800;box-shadow:0 4px 12px rgba(15,23,42,.04);
}
.user-nganh-legend-item b{
  display:inline-flex;align-items:center;justify-content:center;min-width:24px;height:22px;
  border-radius:999px;background:#fff;color:var(--nganh-text,#334155);
  border:1px solid color-mix(in srgb,var(--nganh-border,#cbd5e1) 45%,white);
}
.nganh-color-dot{
  width:10px;height:10px;border-radius:50%;background:var(--nganh-border,#94a3b8);
  box-shadow:0 0 0 3px color-mix(in srgb,var(--nganh-border,#94a3b8) 18%,transparent);
}
tr.user-nganh-row td{
  background:linear-gradient(90deg,color-mix(in srgb,var(--nganh-soft,#f8fafc) 70%,white) 0%,#fff 48%);
}
tr.user-nganh-row:hover td{
  background:linear-gradient(90deg,color-mix(in srgb,var(--nganh-soft,#f8fafc) 92%,white) 0%,#fff 60%);
}
tr.user-nganh-row td:first-child{
  position:relative;padding-left:18px;
}
tr.user-nganh-row td:first-child::before{
  content:'';position:absolute;left:0;top:8px;bottom:8px;width:5px;border-radius:999px;
  background:var(--nganh-border,#94a3b8);
}
.user-nganh-pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 11px;border-radius:999px;
  background:var(--nganh-soft,#f8fafc);color:var(--nganh-text,#334155);
  border:1px solid color-mix(in srgb,var(--nganh-border,#cbd5e1) 72%,white);
  font-size:12px;font-weight:800;white-space:nowrap;
}
.user-nganh-pill::before{
  content:'';width:8px;height:8px;border-radius:50%;background:var(--nganh-border,#94a3b8);
}