@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,700;0,800;0,900;1,700&family=DM+Sans:wght@300;400;500;600;700&family=DM+Mono:wght@400;500;600&display=swap');

:root {
  /* ══ SANTAPRIS ACADEMY · BURNT ORANGE × JUNGLE GREEN × WARM AMBER ══ */

  /* Deep background base — custom orange + green blend, warmed with an amber undertone */
  --navy:       #221C13;   /* deep umber-charcoal: orange-green blend, not black */
  --navy-mid:   #2B2418;   /* mid umber-olive layer */
  --navy-light: #352D1E;   /* lighter umber-olive hover surface */

  /* Third blending colour — warm amber/gold bridges the orange & green background tones */
  --amber:       #D9A441;
  --amber-glow:  #F2C66B;

  /* Primary accent: crimson-red → vivid rose */
  --royal:        #9B1235;
  --royal-bright: #C8174A;

  /* Jungle Green accent family */
  --jungle:        #1B5E3B;   /* deep jungle */
  --jungle-bright: #2E8B57;   /* sea-green / jungle bright */
  --jungle-light:  #3CB371;   /* medium sea-green highlight */
  --jungle-glow:   #52D98A;   /* neon mint — sparks on hover */

  /* Warm neutrals */
  --gold:     #E8E2DC;   /* warm off-white */
  --gold-dim: #B0ABA8;   /* silver-warm */

  /* Secondary accents */
  --emerald: #52D98A;    /* jungle-green glow (was pink) */
  --rose:    #E82251;    /* vivid red for danger/alerts */
  --sky:     #A8DFC0;    /* pale jungle-mint for data labels */

  /* Text hierarchy */
  --text-primary:   #EDF5F0;   /* warm white with green tint */
  --text-secondary: #8AADA0;   /* muted forest-green-grey */
  --text-muted:     #5A7A6A;   /* deep muted green-grey */

  /* Surface layers — warm umber-olive depth (orange + green blend) */
  --surface:   #2B2A1D;   /* card background */
  --surface-2: #34311F;   /* card header / input BG */
  --surface-3: #3E3A26;   /* input focused / deeper element */

  /* Borders — amber-tinted (third colour woven through the background) */
  --border:        rgba(201,140,58,0.14);
  --border-bright: rgba(200,23,74,0.45);

  --radius:    13px;
  --radius-sm: 7px;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', 'Segoe UI', system-ui, sans-serif;
  --font-mono:    'DM Mono', 'Courier New', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-body);
  background: var(--navy);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── ATMOSPHERIC BACKGROUND: Burnt Orange × Jungle Green × Amber ── */
body::before {
  content: '';
  position: fixed; inset: 0;
  background:
    radial-gradient(ellipse 110% 70% at 100%   0%,   rgba(194,83,14,0.20)    0%, transparent 50%),
    radial-gradient(ellipse  80% 60% at   0% 100%,   rgba(27,94,59,0.32)     0%, transparent 55%),
    radial-gradient(ellipse  60% 50% at  20%  30%,   rgba(217,164,65,0.16)   0%, transparent 55%),
    radial-gradient(ellipse  50% 40% at  80%  70%,   rgba(194,83,14,0.14)    0%, transparent 55%),
    radial-gradient(ellipse  30% 30% at  50%  50%,   rgba(46,139,87,0.07)    0%, transparent 70%),
    linear-gradient(150deg, #221C13 0%, #241E15 45%, #1E1A12 100%);
  pointer-events: none; z-index: 0;
}

/* Subtle grid texture */
body::after {
  content: '';
  position: fixed; inset: 0;
  background-image:
    repeating-linear-gradient(0deg,  transparent, transparent 49px, rgba(217,164,65,0.03) 50px),
    repeating-linear-gradient(90deg, transparent, transparent 49px, rgba(217,164,65,0.03) 50px);
  pointer-events: none; z-index: 0;
}

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--navy-mid); }
::-webkit-scrollbar-thumb { background: rgba(46,139,87,0.45); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--jungle-light); }

/* ── NAVBAR ── */
.navbar {
  position: sticky; top: 0; z-index: 400;
  background: rgba(26,21,15,0.97);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(46,139,87,0.2);
  padding: 0 28px;
  display: flex; align-items: center; gap: 16px; height: 64px;
  box-shadow: 0 2px 20px rgba(0,0,0,0.4), inset 0 -1px 0 rgba(155,18,53,0.12);
}
.navbar-brand { display: flex; align-items: center; gap: 12px; font-size: 16px; font-weight: 800; flex: 1; }
.brand-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--jungle), var(--jungle-bright));
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center; font-size: 18px;
  box-shadow: 0 4px 14px rgba(46,139,87,0.4);
}
.brand-sub { font-size: 10px; font-weight: 400; color: var(--text-muted); letter-spacing: .1em; text-transform: uppercase; display: block; margin-top: 1px; }
.brand-logo-wrap {
  width: 54px; height: 54px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  border: 2px solid rgba(46,139,87,0.5);
  box-shadow: 0 0 0 3px rgba(27,94,59,0.18), 0 0 28px rgba(46,139,87,0.22), 0 4px 14px rgba(0,0,0,0.5);
  overflow: hidden; flex-shrink: 0; padding: 2px;
}
.brand-logo-wrap img { width: 48px; height: 48px; object-fit: contain; }
.brand-text-block { display: flex; flex-direction: column; justify-content: center; gap: 0; line-height: 1; }
.brand-name { font-size: 16px; font-weight: 800; color: var(--text-primary); letter-spacing: .02em; font-family: var(--font-display); }
.brand-motto { font-size: 9.5px; font-weight: 500; color: rgba(82,217,138,0.8); font-style: italic; letter-spacing: .07em; margin-top: 3px; }

.nav-stats { display: flex; gap: 24px; }
.nav-stat { text-align: center; font-family: var(--font-mono); }
.nav-stat-num { font-size: 19px; font-weight: 700; color: var(--jungle-glow); line-height: 1; }
.nav-stat-label { font-size: 10px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; }

/* ── LAYOUT ── */
.layout { display: grid; grid-template-columns: 260px 1fr; min-height: calc(100vh - 64px); position: relative; z-index: 1; }

/* ── SIDEBAR ── */
.sidebar {
  background: rgba(26,21,15,0.88);
  border-right: 1px solid rgba(46,139,87,0.18);
  padding: 20px 0;
  position: sticky; top: 64px;
  height: calc(100vh - 64px);
  overflow-y: auto;
  backdrop-filter: blur(10px);
}
.sidebar-section { padding: 0 14px; margin-bottom: 24px; }
.sidebar-label {
  font-size: 9px; font-weight: 700; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: .2em;
  padding: 0 8px 6px; margin-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 14px; border-radius: var(--radius-sm);
  cursor: pointer; font-size: 12.5px; font-weight: 500;
  color: var(--text-secondary);
  transition: all .18s; border: 1px solid transparent; margin-bottom: 2px;
}
.nav-item:hover {
  background: rgba(46,139,87,0.12);
  color: var(--text-primary);
  border-color: rgba(46,139,87,0.18);
}
.nav-item.active {
  background: linear-gradient(90deg, rgba(46,139,87,0.2), rgba(155,18,53,0.08), rgba(46,139,87,0.04));
  color: var(--jungle-glow);
  border-left: 2.5px solid var(--jungle-bright);
  font-weight: 600;
}
.nav-item .icon { font-size: 15px; width: 20px; text-align: center; }
.nav-badge {
  margin-left: auto;
  background: rgba(46,139,87,0.2);
  color: var(--jungle-glow); font-size: 10px; font-weight: 700;
  padding: 2px 7px; border-radius: 10px;
  font-family: var(--font-mono);
  border: 1px solid rgba(46,139,87,0.25);
}

/* ── MAIN ── */
.main { padding: 32px; overflow-y: auto; height: calc(100vh - 64px); scroll-behavior: smooth; }
.page { display: none; }
.page.active { display: block; animation: fadeIn 0.22s ease-out; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* ── MODAL PAGES ── */
.modal-page {
  display: none; position: fixed;
  top: 64px; left: 260px; right: 0; bottom: 0;
  background: var(--navy);
  z-index: 300; overflow-y: auto; padding: 32px;
  animation: modalSlideIn 0.22s ease-out;
  box-shadow: -6px 0 32px rgba(0,0,0,0.5);
}
.modal-page.open { display: block; }
@keyframes modalSlideIn { from { opacity:0; transform:translateY(14px); } to { opacity:1; transform:translateY(0); } }
.modal-close-btn {
  position: absolute; top: 0; right: 0;
  background: rgba(155,18,53,0.12); border: 1px solid rgba(155,18,53,0.3);
  border-radius: 7px; color: rgba(240,140,160,0.9);
  font-size: 15px; font-weight: 700;
  width: 36px; height: 36px; cursor: pointer;
  transition: all .18s; display: flex; align-items: center; justify-content: center;
  font-family: inherit; line-height: 1;
}
.modal-close-btn:hover { background:rgba(200,23,74,0.25); color:#ff6472; transform:scale(1.08); }

.dashboard-always { display: none; }
.dashboard-always.active { display: block; }
.page-header { position: relative; }

/* ── PAGE HEADER ── */
.page-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 28px; gap: 16px; flex-wrap: wrap; }
.page-title {
  font-size: 27px; font-weight: 800; line-height: 1.1;
  color: var(--gold);
  font-family: var(--font-display); letter-spacing: -.01em;
}
.page-sub { font-size: 12.5px; color: var(--text-muted); margin-top: 6px; }
.page-actions { display: flex; gap: 10px; align-items: center; }

/* ── CARDS ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden; margin-bottom: 22px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
  transition: border-color .2s, box-shadow .2s;
}
.card:hover { border-color: rgba(46,139,87,0.28); box-shadow: 0 6px 30px rgba(0,0,0,0.35); }
.card-header {
  padding: 14px 22px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  background: var(--surface-2);
}
.card-title {
  font-size: 11px; font-weight: 700; color: var(--text-secondary);
  display: flex; align-items: center; gap: 8px;
  letter-spacing: .12em; text-transform: uppercase;
}
.card-body { padding: 22px; }

/* ── STAT CARDS ── */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px 20px;
  position: relative; overflow: hidden;
  transition: transform .2s, border-color .2s;
}
.stat-card:hover { transform: translateY(-2px); }
.stat-card::after {
  content: ''; position: absolute; top: 0; right: 0;
  width: 120px; height: 120px; border-radius: 50%;
  transform: translate(50px, -50px); opacity: 0.08;
}
.stat-card::before {
  content: ''; position: absolute; left: 0; top: 10%; bottom: 10%;
  width: 3px; border-radius: 0 3px 3px 0;
}
/* blue → crimson stripe */
.stat-card.blue::before  { background: linear-gradient(180deg, var(--rose), var(--royal)); }
.stat-card.blue::after   { background: var(--rose); }
.stat-card.blue:hover    { border-color: rgba(200,23,74,0.35); }
/* gold → grey stripe */
.stat-card.gold::before  { background: linear-gradient(180deg, var(--gold), var(--gold-dim)); }
.stat-card.gold::after   { background: var(--gold-dim); }
.stat-card.gold:hover    { border-color: rgba(232,226,220,0.25); }
/* green → jungle stripe */
.stat-card.green::before { background: linear-gradient(180deg, var(--jungle-glow), var(--jungle-bright)); }
.stat-card.green::after  { background: var(--jungle-bright); }
.stat-card.green:hover   { border-color: rgba(46,139,87,0.4); }
/* rose → mixed crimson-jungle */
.stat-card.rose::before  { background: linear-gradient(180deg, var(--royal-bright), var(--jungle-bright)); }
.stat-card.rose::after   { background: var(--royal-bright); }
.stat-card.rose:hover    { border-color: rgba(200,23,74,0.4); }

.stat-icon { font-size: 20px; margin-bottom: 14px; }
.stat-num { font-size: 34px; font-weight: 800; font-family: var(--font-mono); line-height: 1; }
.stat-card.blue  .stat-num { color: #F08898; }
.stat-card.gold  .stat-num { color: var(--gold); }
.stat-card.green .stat-num { color: var(--jungle-glow); }
.stat-card.rose  .stat-num { color: #F05070; }
.stat-label { font-size: 10px; color: var(--text-muted); margin-top: 7px; text-transform: uppercase; letter-spacing: .1em; }

/* ── FORMS ── */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-group.full { grid-column: 1 / -1; }
label { font-size: 10.5px; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: .07em; }
input, select, textarea {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body); font-size: 13.5px;
  padding: 10px 14px; outline: none; transition: all .18s; width: 100%;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--jungle-bright);
  box-shadow: 0 0 0 3px rgba(46,139,87,0.14);
  background: var(--surface-3);
}
input::placeholder { color: var(--text-muted); }
select option { background: #2B2A1D; color: var(--text-primary); }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 10px 20px; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 12.5px; font-weight: 600;
  cursor: pointer; border: none; transition: all .18s; white-space: nowrap; letter-spacing: .025em;
}
/* Primary: Jungle Green */
.btn-primary {
  background: linear-gradient(135deg, var(--jungle), var(--jungle-bright));
  color: #fff; box-shadow: 0 4px 14px rgba(27,94,59,0.45);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(46,139,87,0.55); }

/* Gold/secondary: warm dark */
.btn-gold {
  background: linear-gradient(135deg, #2C3A30, #3A4E40);
  color: var(--gold); font-weight: 700; border: 1px solid rgba(232,226,220,0.15);
}
.btn-gold:hover { transform: translateY(-1px); background: #3A4E40; }

/* Danger: crimson */
.btn-danger { background: rgba(155,18,53,0.14); color: var(--rose); border: 1px solid rgba(155,18,53,0.3); }
.btn-danger:hover { background: rgba(200,23,74,0.22); }

.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--surface-2); color: var(--text-primary); border-color: rgba(82,217,138,0.2); }

/* PDF: deep crimson (export) */
.btn-pdf {
  background: linear-gradient(135deg, #7A0F28, #A8122C);
  color: #fff; font-weight: 700; box-shadow: 0 4px 12px rgba(100,10,30,0.4);
}
.btn-pdf:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(155,18,53,0.5); }
.btn-sm { padding: 6px 12px; font-size: 11px; }

/* ── FORM ACTIONS ── */
.form-actions { display: flex; gap: 12px; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--border); }

/* ── TABLES ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
thead tr { background: var(--surface-2); border-bottom: 1px solid rgba(46,139,87,0.22); }
th { padding: 11px 16px; text-align: left; font-size: 10px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: .1em; white-space: nowrap; }
td { padding: 11px 16px; border-bottom: 1px solid var(--border); color: var(--text-primary); vertical-align: top; }
tbody tr:hover { background: rgba(46,139,87,0.06); }
tbody tr:last-child td { border-bottom: none; }

/* ── BADGES ── */
.badge { display: inline-block; padding: 3px 9px; border-radius: 18px; font-size: 10.5px; font-weight: 700; font-family: var(--font-mono); }
.badge-blue  { background: rgba(200,23,74,0.15);    color: #F0A0B5; }
.badge-gold  { background: rgba(184,173,168,0.12);   color: #C0B5B0; }
.badge-green { background: rgba(46,139,87,0.18);     color: var(--jungle-glow); }
.badge-rose  { background: rgba(232,34,81,0.15);     color: var(--rose); }
.adm-badge {
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 700;
  color: var(--sky); background: rgba(82,217,138,0.08);
  padding: 3px 8px; border-radius: 4px; border: 1px solid rgba(82,217,138,0.12);
}
.rubric-tag { display: inline-block; padding: 2px 7px; border-radius: 4px; font-family: var(--font-mono); font-size: 10px; font-weight: 700; }
.EE1, .EE2 { background: rgba(82,217,138,0.18);  color: var(--jungle-glow); }
.ME1, .ME2 { background: rgba(168,223,192,0.12);  color: var(--sky); }
.AE1, .AE2 { background: rgba(176,171,168,0.12);  color: #AAA5A0; }
.BE1, .BE2 { background: rgba(200,23,74,0.14);    color: var(--rose); }

/* ── FILTER BAR ── */
.filter-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.filter-bar input, .filter-bar select { width: auto; flex: 1; min-width: 180px; max-width: 280px; }

/* ── PROGRESS BARS ── */
.bar-row { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.bar-label { width: 70px; font-size: 12px; font-weight: 600; color: var(--text-secondary); text-align: right; flex-shrink: 0; }
.bar-track { flex: 1; height: 6px; background: var(--surface-3); border-radius: 3px; overflow: hidden; }
.bar-fill { height: 100%; background: linear-gradient(90deg, var(--jungle), var(--jungle-glow)); border-radius: 3px; transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1); }
.bar-val { font-family: var(--font-mono); font-size: 12px; color: var(--jungle-glow); width: 35px; flex-shrink: 0; }

/* ── EMPTY STATE ── */
.empty-state { text-align: center; padding: 48px 20px; color: var(--text-muted); }
.empty-icon { font-size: 36px; margin-bottom: 12px; opacity: 0.3; display: block; }

/* ── TOAST ── */
.toast {
  position: fixed; bottom: 28px; right: 28px;
  background: var(--surface-3);
  border: 1px solid rgba(82,217,138,0.4);
  border-radius: var(--radius); padding: 14px 20px;
  display: flex; align-items: center; gap: 12px;
  font-size: 13.5px; font-weight: 600; color: var(--jungle-glow);
  box-shadow: 0 10px 40px rgba(0,0,0,0.5); z-index: 9999;
  transform: translateY(100px); opacity: 0;
  transition: all .4s cubic-bezier(.34,1.56,.64,1);
  pointer-events: none; /* notification only — must never swallow taps on modal buttons beneath it */
}
.toast.show { transform: translateY(0); opacity: 1; }

/* ── CHECKBOXES ── */
.checkbox-group { display: flex; flex-wrap: wrap; gap: 8px; }
.checkbox-item {
  display: flex; align-items: center; gap: 6px;
  background: var(--surface-2); padding: 6px 12px;
  border-radius: 6px; cursor: pointer; border: 1px solid var(--border);
  font-size: 12px; font-weight: 600; color: var(--text-secondary); transition: all .18s;
}
.checkbox-item:hover { border-color: var(--jungle-bright); color: var(--text-primary); }
.checkbox-item input { accent-color: var(--jungle-bright); width: auto; padding: 0; margin: 0; }

/* ── ASSIGNMENT BUILDER ── */
.assignment-builder { background: var(--surface-2); padding: 16px; border-radius: var(--radius-sm); border: 1px solid var(--border); margin-bottom: 16px; }
.assignment-list-item {
  display: flex; justify-content: space-between; align-items: center;
  background: rgba(27,94,59,0.12); padding: 8px 12px;
  border-radius: 6px; margin-bottom: 8px;
  border-left: 3px solid var(--jungle-bright);
}
.assignment-text { font-size: 13px; }
.assignment-subj { font-weight: 700; color: var(--jungle-glow); margin-right: 8px; }

/* ── CLASS SCORE TABLE ── */
#ex_classTable th { background: var(--surface-2); color: var(--text-muted); font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; padding: 8px 10px; border-bottom: 1px solid rgba(46,139,87,0.2); white-space: nowrap; }
#ex_classTable th.subj-header { background: linear-gradient(180deg, var(--surface-3), var(--surface-2)); color: var(--jungle-glow); min-width: 80px; }
#ex_classTable td { padding: 4px 5px; border-bottom: 1px solid var(--border); vertical-align: middle; }
#ex_classTable tbody tr:hover td { background: rgba(46,139,87,0.07); }
#ex_classTable tbody tr.has-scores td { background: rgba(82,217,138,0.04); }
#ex_classTable tfoot td { background: var(--surface-2); font-size: 12px; font-weight: 700; color: var(--gold); padding: 8px 10px; border-top: 1px solid rgba(46,139,87,0.25); }

.score-input-cell {
  width: 72px; background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 5px; padding: 5px 6px; color: var(--text-primary);
  font-family: var(--font-mono); font-size: 13px; font-weight: 600; text-align: center;
  transition: border-color .15s, background .15s;
}
.score-input-cell[data-parent] { width: 48px; font-size: 12px; background: rgba(27,94,59,0.08); border-color: rgba(46,139,87,0.25); }
.score-input-cell[data-parent]:focus { border-color: var(--jungle-glow); background: rgba(27,94,59,0.14); }
.score-input-cell[data-parent].has-val { border-color: rgba(82,217,138,0.4); background: rgba(27,94,59,0.12); color: var(--jungle-glow); }
.score-input-cell[readonly] { width: 52px; font-size: 13px; font-weight: 800; }
.score-input-cell.locked-saved { background: rgba(255,255,255,0.04); color: var(--text-muted); cursor: not-allowed; opacity: 0.8; }
.score-input-cell:focus { outline: none; border-color: var(--jungle-bright); background: var(--surface-3); }
.score-input-cell.has-val { border-color: rgba(82,217,138,0.45); background: rgba(82,217,138,0.06); color: var(--jungle-glow); }
.score-input-cell.invalid { border-color: var(--rose)!important; background: rgba(200,23,74,0.1)!important; }

.subj-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 13px; border-radius: 18px; font-size: 11.5px;
  font-weight: 700; cursor: pointer; border: 1.5px solid transparent;
  transition: all .18s; user-select: none;
}
.subj-chip.active  { background: rgba(46,139,87,0.2); border-color: var(--jungle-bright); color: var(--jungle-glow); }
.subj-chip.inactive { background: var(--surface-2); border-color: var(--border); color: var(--text-muted); }
.subj-chip:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,0.3); }

.exam-result-card { cursor: pointer; transition: transform .15s, box-shadow .15s; border: 1px solid var(--border); }
.exam-result-card:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(46,139,87,0.18); }
.rb-pill { display: inline-block; padding: 2px 7px; border-radius: 4px; font-size: 10px; font-weight: 700; font-family: var(--font-mono); }
.student-row-num { color: var(--text-muted); font-size: 11px; width: 28px; text-align: center; }
.student-name-cell { font-weight: 600; min-width: 150px; max-width: 200px; }
.student-adm-cell { font-family: var(--font-mono); font-size: 11px; color: var(--text-secondary); width: 80px; }
.row-total-cell { font-family: var(--font-mono); font-weight: 800; color: var(--jungle-glow); font-size: 14px; text-align: center; width: 60px; }
.row-status-cell { font-size: 11px; color: var(--text-muted); width: 40px; text-align: center; }

/* ── LOGIN PAGE ── */
#loginOverlay {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-body);
  background: #1A2420;
}
#loginOverlay::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 80% at  15% 50%, rgba(27,94,59,0.38)    0%, transparent 55%),
    radial-gradient(ellipse 55% 55% at  85% 20%, rgba(155,18,53,0.28)   0%, transparent 50%),
    radial-gradient(ellipse 45% 45% at  75% 80%, rgba(46,139,87,0.15)   0%, transparent 55%),
    radial-gradient(ellipse 35% 35% at  50% 50%, rgba(200,23,74,0.06)   0%, transparent 65%),
    repeating-linear-gradient(0deg,  transparent, transparent 49px, rgba(82,217,138,0.018) 50px),
    repeating-linear-gradient(90deg, transparent, transparent 49px, rgba(82,217,138,0.018) 50px);
  pointer-events: none;
}
#loginOverlay.hidden { display: none; }

.login-card {
  background: rgba(28,42,34,0.95);
  border: 1px solid rgba(46,139,87,0.25);
  border-radius: 18px; padding: 48px 44px 40px;
  width: 100%; max-width: 420px;
  box-shadow:
    0 32px 80px rgba(0,0,0,0.65),
    0 0 0 1px rgba(82,217,138,0.06),
    0 0 80px rgba(27,94,59,0.18),
    inset 0 1px 0 rgba(82,217,138,0.06);
  backdrop-filter: blur(28px);
  animation: loginFadeIn 0.5s ease-out;
  position: relative; z-index: 1;
}
@keyframes loginFadeIn { from { opacity:0; transform:translateY(24px); } to { opacity:1; transform:translateY(0); } }

.login-logo-wrap { text-align: center; margin-bottom: 28px; }
.login-logo-wrap img {
  width: 72px; height: 72px; border-radius: 50%;
  border: 2px solid rgba(46,139,87,0.5);
  box-shadow: 0 0 28px rgba(46,139,87,0.3), 0 0 0 4px rgba(27,94,59,0.15);
}
.login-school { font-size: 11px; font-weight: 700; color: rgba(82,217,138,0.85); letter-spacing: .18em; text-transform: uppercase; margin-top: 10px; }
.login-title { font-size: 24px; font-weight: 900; color: var(--gold); text-align: center; margin-bottom: 6px; font-family: var(--font-display); }
.login-sub { font-size: 12px; color: rgba(138,173,160,0.8); text-align: center; margin-bottom: 32px; }

.login-tabs {
  display: flex; background: rgba(0,0,0,0.35); border-radius: 9px;
  padding: 4px; margin-bottom: 28px; gap: 4px; border: 1px solid rgba(82,217,138,0.08);
}
.login-tab { flex: 1; padding: 9px; text-align: center; border-radius: 6px; font-size: 11.5px; font-weight: 700; cursor: pointer; color: rgba(255,255,255,0.35); transition: all .2s; letter-spacing: .06em; text-transform: uppercase; }
.login-tab.active {
  background: linear-gradient(135deg, rgba(27,94,59,0.7), rgba(46,139,87,0.45));
  color: #fff; box-shadow: 0 2px 10px rgba(27,94,59,0.35);
}

.login-group { margin-bottom: 18px; position: relative; }
.login-group label { display: block; font-size: 10px; font-weight: 700; color: rgba(138,173,160,0.65); letter-spacing: .12em; text-transform: uppercase; margin-bottom: 7px; }
.login-group input {
  width: 100%; padding: 13px 16px;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(82,217,138,0.12);
  border-radius: 9px; color: #fff; font-size: 14px; font-family: inherit; outline: none;
  transition: border-color .2s, background .2s; box-sizing: border-box;
}
.login-group input:focus {
  border-color: rgba(46,139,87,0.7);
  background: rgba(27,94,59,0.1);
  box-shadow: 0 0 0 3px rgba(27,94,59,0.15);
}
.login-group input::placeholder { color: rgba(255,255,255,0.18); }
.login-group .pw-toggle { position: absolute; right: 14px; bottom: 13px; cursor: pointer; color: rgba(255,255,255,0.3); font-size: 15px; user-select: none; transition: color .2s; }
.login-group .pw-toggle:hover { color: rgba(255,255,255,0.65); }

.login-btn {
  width: 100%; padding: 14px;
  background: linear-gradient(135deg, var(--jungle), var(--jungle-bright));
  border: none; border-radius: 9px; color: #fff; font-size: 14px; font-weight: 700;
  cursor: pointer; font-family: inherit; letter-spacing: .06em;
  transition: all .2s; margin-top: 6px;
  box-shadow: 0 4px 18px rgba(27,94,59,0.45);
}
.login-btn:hover { transform: translateY(-1px); box-shadow: 0 8px 28px rgba(46,139,87,0.55); }
.login-btn:active { transform: translateY(0); }

.login-err { background: rgba(200,23,74,0.12); border: 1px solid rgba(200,23,74,0.35); border-radius: 8px; padding: 10px 14px; font-size: 12px; color: #f07a92; margin-bottom: 16px; display: none; line-height: 1.5; }
.login-ok  { background: rgba(46,139,87,0.12); border: 1px solid rgba(82,217,138,0.35); border-radius: 8px; padding: 10px 14px; font-size: 12px; color: var(--jungle-glow); margin-bottom: 16px; display: none; line-height: 1.5; }
.pw-rules { font-size: 10px; color: rgba(255,255,255,0.25); margin-top: 6px; line-height: 1.6; }
.pw-rule { transition: color .2s; }
.pw-rule.ok { color: var(--jungle-glow); }
.login-divider { text-align: center; color: rgba(255,255,255,0.12); font-size: 11px; margin: 20px 0; position: relative; }
.login-divider::before,.login-divider::after { content: ''; position: absolute; top: 50%; width: 38%; height: 1px; background: rgba(82,217,138,0.1); }
.login-divider::before { left: 0; } .login-divider::after { right: 0; }

/* ── NAVBAR USER + LOGOUT ── */
.nav-user-block { display: flex; align-items: center; gap: 10px; margin-left: 16px; padding-left: 16px; border-left: 1px solid rgba(82,217,138,0.12); }
.nav-user-name { font-size: 11px; font-weight: 700; color: rgba(82,217,138,0.9); letter-spacing: .05em; white-space: nowrap; max-width: 120px; overflow: hidden; text-overflow: ellipsis; }
.nav-logout-btn {
  display: flex; align-items: center; gap: 5px; padding: 6px 14px;
  background: rgba(155,18,53,0.1); border: 1px solid rgba(155,18,53,0.3);
  border-radius: 6px; color: rgba(240,140,160,0.85);
  font-size: 11px; font-weight: 700; cursor: pointer;
  font-family: var(--font-body); letter-spacing: .04em; transition: all .18s; white-space: nowrap;
}
.nav-logout-btn:hover { background: rgba(200,23,74,0.22); border-color: rgba(200,23,74,0.5); color: #ff6472; transform: translateY(-1px); }

/* ── RESPONSIVE ── */
/* ═══════════════════════════════════════════════
   MOBILE / RESPONSIVE STYLES
   ═══════════════════════════════════════════════ */

/* Hamburger button — hidden on desktop */
#mobileMenuBtn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 8px;
  font-size: 22px;
  color: var(--text-primary);
  line-height: 1;
  flex-shrink: 0;
  transition: background .15s;
}
#mobileMenuBtn:hover { background: rgba(255,255,255,0.08); }

/* Mobile drawer overlay */
#mobileDrawerOverlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 8000;
  backdrop-filter: blur(2px);
}
#mobileDrawerOverlay.open { display: block; }

/* Mobile sidebar drawer */
#mobileSidebar {
  position: fixed;
  top: 0; left: 0;
  width: 280px;
  height: 100dvh;
  background: rgba(26,21,15,0.98);
  border-right: 1px solid rgba(46,139,87,0.25);
  z-index: 8100;
  overflow-y: auto;
  padding: 16px 0 80px;
  transform: translateX(-100%);
  transition: transform .25s cubic-bezier(.4,0,.2,1);
  box-shadow: 4px 0 32px rgba(0,0,0,0.5);
}
#mobileSidebar.open { transform: translateX(0); }

/* Mobile drawer close button */
#mobileDrawerClose {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px 16px;
  border-bottom: 1px solid rgba(46,139,87,0.18);
  margin-bottom: 12px;
}
#mobileDrawerClose .drawer-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--jungle-glow);
  letter-spacing: .05em;
}
#mobileDrawerClose button {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 22px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 6px;
  line-height: 1;
}
#mobileDrawerClose button:hover { background: rgba(255,255,255,0.08); color: var(--text-primary); }

/* Quick-action bottom bar for phones */
#mobileBottomBar {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: 62px;
  background: rgba(26,21,15,0.98);
  border-top: 1px solid rgba(46,139,87,0.2);
  z-index: 7900;
  padding: 0 4px;
  align-items: center;
  justify-content: space-around;
  backdrop-filter: blur(16px);
  box-shadow: 0 -4px 24px rgba(0,0,0,0.4);
}
.mob-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 6px 10px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 9px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
  border: none;
  background: none;
  transition: all .15s;
  min-width: 52px;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  -webkit-user-select: none;
}
.mob-tab .mob-icon { font-size: 20px; line-height: 1; }
.mob-tab.active, .mob-tab:active { color: var(--jungle-glow); background: rgba(46,139,87,0.15); }

@media (max-width: 900px) {
  /* Layout */
  .layout { grid-template-columns: 1fr; }
  .sidebar { display: none !important; }
  .main { padding: 16px 12px 80px; }

  /* Navbar */
  .navbar { padding: 0 12px; height: 56px; gap: 8px; }
  .brand-sub { display: none; }
  .brand-motto { display: none; }
  .nav-stats { display: none; }
  .brand-logo-wrap { width: 40px; height: 40px; }
  .brand-logo-wrap img { width: 36px; height: 36px; }
  .brand-name { font-size: 13px; }

  /* Show hamburger */
  #mobileMenuBtn { display: flex; align-items: center; justify-content: center; }

  /* Show bottom bar */
  #mobileBottomBar { display: flex; }

  /* Search bar shrinks */
  #searchWrap { min-width: 0 !important; }

  /* Nav user block compact */
  .nav-user-block { gap: 6px; }
  .nav-user-name { display: none; }
  .nav-logout-btn { font-size: 11px; padding: 5px 8px; }

  /* Cards & grids stack */
  .stats-grid, .dashboard-grid { grid-template-columns: 1fr 1fr !important; gap: 10px !important; }
  .grid-3, .grid-4 { grid-template-columns: 1fr 1fr !important; }
  .grid-2 { grid-template-columns: 1fr !important; }

  /* Tables: horizontal scroll */
  .table-wrap, table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }

  /* Score entry modal — full screen on mobile */
  #ss_scoreModalOverlay > div,
  #ss_examPickerOverlay > div {
    max-width: 100% !important;
    width: 100% !important;
    max-height: 100dvh !important;
    border-radius: 16px 16px 0 0 !important;
    margin-top: auto !important;
    padding: 16px 12px !important;
  }
  #ss_scoreModalOverlay,
  #ss_examPickerOverlay {
    align-items: flex-end !important;
  }

  /* Horizontal score grid: 2 cols on phone instead of 4 */
  #ss_scoreRows > div:last-child {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  /* Form inputs */
  input[type="number"], input[type="text"], select, textarea {
    font-size: 16px !important; /* prevents iOS zoom */
  }

  /* Page headers */
  .page-header h1, .page-title { font-size: 18px !important; }

  /* Hide decorative elements */
  .page-header-decoration { display: none; }

  /* Buttons full-width in modals */
  .modal-footer { flex-direction: column; gap: 8px; }
  .modal-footer button { width: 100%; }
}

@media (max-width: 480px) {
  .stats-grid, .dashboard-grid { grid-template-columns: 1fr !important; }
  .main { padding: 12px 10px 76px; }
  .navbar { padding: 0 8px; }
  #ss_scoreRows > div:last-child {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}