:root {
  --bg: #0a0a0f;
  --bg2: #111118;
  --bg3: #1a1a24;
  --surface: #16161f;
  --surface2: #1e1e2c;
  --border: #2a2a3d;
  --accent: #7c6bff;
  --accent2: #a78bfa;
  --accent3: #e879f9;
  --text: #e8e8f0;
  --text2: #9999bb;
  --text3: #55556a;
  --success: #34d399;
  --warning: #fbbf24;
  --danger: #f87171;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --sidebar-w: 240px;
  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
}

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

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }

.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform var(--transition);
}

.sidebar-header {
  padding: 20px 20px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon { font-size: 22px; }
.logo-text {
  font-family: 'Syne', sans-serif;
  font-size: 20px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sidebar-toggle {
  background: none;
  border: none;
  color: var(--text2);
  cursor: pointer;
  font-size: 18px;
  display: none;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text2);
  font-size: 14.5px;
  font-weight: 500;
  transition: all var(--transition);
  text-decoration: none;
  position: relative;
}

.nav-item:hover {
  background: var(--surface2);
  color: var(--text);
}

.nav-item.active {
  background: linear-gradient(135deg, rgba(124,107,255,0.18), rgba(232,121,249,0.10));
  color: var(--accent2);
  border: 1px solid rgba(124,107,255,0.2);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  height: 60%;
  width: 3px;
  background: var(--accent);
  border-radius: 0 2px 2px 0;
}

.nav-icon { font-size: 17px; min-width: 20px; }

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.user-badge {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar { font-size: 24px; }
.user-name { font-size: 13px; font-weight: 600; }
.user-role { font-size: 11px; color: var(--text3); margin-top: 1px; }

.btn-logout {
  background: rgba(248,113,113,0.1);
  border: 1px solid rgba(248,113,113,0.2);
  color: var(--danger);
  border-radius: var(--radius-sm);
  padding: 8px;
  cursor: pointer;
  font-size: 13px;
  transition: all var(--transition);
  width: 100%;
}

.btn-logout:hover { background: rgba(248,113,113,0.2); }

.main-content {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: margin var(--transition);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar-left { display: flex; align-items: center; gap: 14px; }
.mob-menu { display: none; background: none; border: none; color: var(--text2); font-size: 20px; cursor: pointer; }

.page-title {
  font-family: 'Syne', sans-serif;
  font-size: 20px;
  font-weight: 700;
}

.admin-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 99px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 13px;
  color: var(--text2);
}

.admin-tag .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text3);
}

.admin-tag.is-admin .dot { background: var(--success); }
.admin-tag.is-admin { color: var(--success); border-color: rgba(52,211,153,0.25); }

.page {
  display: none;
  padding: 28px;
  flex: 1;
  animation: fadeIn 0.3s ease;
}

.page.active { display: block; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 28px;
  gap: 16px;
}

.page-header h2 {
  font-family: 'Syne', sans-serif;
  font-size: 26px;
  font-weight: 700;
}

.subtitle { color: var(--text2); font-size: 14px; margin-top: 4px; }

.empty-hero {
  text-align: center;
  padding: 80px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.empty-hero .empty-illustration { font-size: 72px; animation: float 3s ease-in-out infinite; }
.empty-hero h2 { font-family: 'Syne', sans-serif; font-size: 28px; font-weight: 700; }
.empty-hero p { color: var(--text2); max-width: 380px; }

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text2);
}

.empty-state .empty-illustration { font-size: 52px; margin-bottom: 12px; display: block; opacity: 0.5; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.hidden { display: none !important; }

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}

.stat-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(124,107,255,0.15);
}

.stat-icon { font-size: 28px; margin-bottom: 8px; }
.stat-val { font-family: 'Syne', sans-serif; font-size: 36px; font-weight: 800; color: var(--accent2); }
.stat-label { font-size: 13px; color: var(--text2); margin-top: 4px; }

.upcoming-card, .deadline-card {
  grid-column: span 2;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}

.upcoming-card h3, .deadline-card h3 {
  font-family: 'Syne', sans-serif;
  font-size: 15px;
  margin-bottom: 14px;
}

.kelas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 18px;
}

.kelas-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  animation: fadeIn 0.3s ease;
}

.kelas-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.kelas-card-top {
  height: 8px;
}

.kelas-card-body {
  padding: 20px;
}

.kelas-matkul {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 6px;
}

.kelas-nama {
  font-family: 'Syne', sans-serif;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}

.kelas-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.kelas-tag {
  background: var(--surface2);
  border-radius: 99px;
  padding: 3px 10px;
  font-size: 12px;
  color: var(--text2);
}

.kelas-mhs-count {
  font-size: 13px;
  color: var(--text2);
  margin-bottom: 14px;
}

.kelas-actions {
  display: flex;
  gap: 8px;
}

.jadwal-week {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}

.jadwal-day-col {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.jadwal-day-header {
  background: var(--surface2);
  padding: 12px;
  text-align: center;
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  font-weight: 700;
  border-bottom: 1px solid var(--border);
}

.jadwal-day-body { padding: 10px; display: flex; flex-direction: column; gap: 8px; }

.jadwal-item {
  background: var(--bg3);
  border-radius: var(--radius-sm);
  padding: 10px;
  border-left: 3px solid var(--accent);
  transition: all var(--transition);
  animation: fadeIn 0.3s ease;
}

.jadwal-item:hover { transform: scale(1.02); }
.jadwal-kelas-name { font-size: 12px; font-weight: 600; }
.jadwal-time { font-size: 11px; color: var(--text2); margin-top: 2px; }
.jadwal-room { font-size: 11px; color: var(--text3); margin-top: 2px; }

.jadwal-item-actions {
  display: flex;
  gap: 4px;
  margin-top: 6px;
}

.absen-list { display: flex; flex-direction: column; gap: 14px; }

.absen-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition);
  animation: fadeIn 0.3s ease;
}

.absen-card:hover { border-color: var(--accent); }

.absen-info { flex: 1; }
.absen-kelas-name { font-family: 'Syne', sans-serif; font-size: 16px; font-weight: 700; }
.absen-topik { color: var(--text2); font-size: 14px; margin-top: 4px; }
.absen-date { color: var(--text3); font-size: 13px; margin-top: 3px; }

.absen-stats {
  display: flex;
  gap: 16px;
  margin: 0 20px;
}

.absen-stat { text-align: center; }
.absen-stat-val { font-family: 'Syne', sans-serif; font-size: 22px; font-weight: 700; }
.absen-stat-val.hadir { color: var(--success); }
.absen-stat-val.absen { color: var(--danger); }
.absen-stat-label { font-size: 11px; color: var(--text3); }

.absen-mhs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.absen-mhs-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface2);
  border-radius: var(--radius-sm);
  padding: 10px;
}

.absen-mhs-item label { font-size: 13px; cursor: pointer; flex: 1; }
.absen-toggle {
  position: relative;
  width: 36px;
  height: 20px;
  flex-shrink: 0;
}

.absen-toggle input { opacity: 0; width: 0; height: 0; }
.absen-toggle .slider {
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: 99px;
  cursor: pointer;
  transition: var(--transition);
}

.absen-toggle .slider::before {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  background: white;
  border-radius: 50%;
  left: 3px;
  top: 3px;
  transition: var(--transition);
}

.absen-toggle input:checked + .slider { background: var(--success); }
.absen-toggle input:checked + .slider::before { transform: translateX(16px); }

.tugas-list { display: flex; flex-direction: column; gap: 16px; }

.tugas-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  animation: fadeIn 0.3s ease;
}

.tugas-card:hover { border-color: var(--accent); box-shadow: var(--shadow); }

.tugas-card-header {
  padding: 20px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.tugas-nama {
  font-family: 'Syne', sans-serif;
  font-size: 18px;
  font-weight: 700;
}

.tugas-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }

.badge {
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 600;
}

.badge-kelas { background: rgba(124,107,255,0.15); color: var(--accent2); border: 1px solid rgba(124,107,255,0.25); }
.badge-tipe { background: rgba(52,211,153,0.12); color: var(--success); border: 1px solid rgba(52,211,153,0.2); }
.badge-deadline { background: rgba(251,191,36,0.12); color: var(--warning); border: 1px solid rgba(251,191,36,0.2); }
.badge-overdue { background: rgba(248,113,113,0.12); color: var(--danger); border: 1px solid rgba(248,113,113,0.2); }

.tugas-tema {
  padding: 0 20px 14px;
  color: var(--text2);
  font-size: 14px;
  line-height: 1.6;
}

.tugas-kelompok {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  background: var(--bg3);
}

.kelompok-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text3);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.kelompok-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}

.kelompok-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.kelompok-num {
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent2);
  margin-bottom: 8px;
}

.kelompok-members { display: flex; flex-direction: column; gap: 3px; }
.kelompok-member { font-size: 12px; color: var(--text2); }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent3));
  border: none;
  color: white;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); }
.btn-primary.full-width { width: 100%; }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text2);
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-ghost:hover { border-color: var(--text2); color: var(--text); }
.btn-ghost.full-width { width: 100%; margin-top: 8px; }

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  font-family: 'DM Sans', sans-serif;
}

.btn-edit { background: rgba(124,107,255,0.15); color: var(--accent2); }
.btn-edit:hover { background: rgba(124,107,255,0.25); }
.btn-del { background: rgba(248,113,113,0.12); color: var(--danger); }
.btn-del:hover { background: rgba(248,113,113,0.22); }
.btn-view { background: rgba(52,211,153,0.12); color: var(--success); }
.btn-view:hover { background: rgba(52,211,153,0.22); }

.btn-shuffle {
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  border: none;
  color: white;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-shuffle:hover { opacity: 0.85; transform: translateY(-1px); }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.form-group label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text2);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 13px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(124,107,255,0.12);
}

.form-group textarea { resize: vertical; }

.form-row {
  display: flex;
  gap: 14px;
}

.flex-end { justify-content: flex-end; }
.form-group.flex-end { justify-content: flex-end; }

.color-picker { display: flex; gap: 8px; flex-wrap: wrap; }

.color-opt {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  transition: transform var(--transition);
  border: 2px solid transparent;
}

.color-opt:hover { transform: scale(1.15); }
.color-opt.active { border-color: white; transform: scale(1.2); }

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}

.modal-overlay.active { display: flex; }

.modal-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalIn 0.3s cubic-bezier(0.34,1.56,0.64,1);
}

.modal-large { max-width: 720px; }

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.92) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  padding: 22px 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-family: 'Syne', sans-serif;
  font-size: 20px;
  font-weight: 700;
}

.modal-close {
  background: var(--surface2);
  border: none;
  color: var(--text2);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.modal-close:hover { background: var(--border); color: var(--text); }

.modal-body {
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.modal-footer {
  padding: 0 24px 22px;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.login-box {
  max-width: 420px;
  padding: 0;
}

.login-brand {
  text-align: center;
  padding: 40px 30px 28px;
  border-bottom: 1px solid var(--border);
}

.brand-icon { font-size: 48px; display: block; margin-bottom: 10px; }
.login-brand h1 {
  font-family: 'Syne', sans-serif;
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-brand p { color: var(--text2); font-size: 14px; margin-top: 6px; }
.login-form { padding: 24px; display: flex; flex-direction: column; gap: 14px; }

.error-msg {
  background: rgba(248,113,113,0.12);
  border: 1px solid rgba(248,113,113,0.25);
  color: var(--danger);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
}

.shuffle-result {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-top: 4px;
}

.shuffle-result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.shuffle-group-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.shuffle-group-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--accent2);
  margin-bottom: 6px;
}

.shuffle-group-member { font-size: 12px; color: var(--text2); padding: 2px 0; }

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  font-size: 14px;
  z-index: 999;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
  pointer-events: none;
  max-width: 320px;
  box-shadow: var(--shadow);
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.toast.success { border-color: var(--success); color: var(--success); }
.toast.error { border-color: var(--danger); color: var(--danger); }

.upcoming-item, .deadline-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px;
  background: var(--bg3);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  font-size: 13px;
}

.upcoming-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.upcoming-text { flex: 1; }
.upcoming-time { color: var(--text3); font-size: 12px; white-space: nowrap; }

.absen-detail-mhs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.absen-detail-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg3);
  border-radius: var(--radius-sm);
  font-size: 13px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.hadir { background: var(--success); }
.status-dot.absen { background: var(--danger); }

@media (max-width: 1100px) {
  .jadwal-week { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
  .dashboard-grid { grid-template-columns: repeat(2, 1fr); }
  .upcoming-card, .deadline-card { grid-column: span 1; }
  .jadwal-week { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: 4px 0 24px rgba(0,0,0,0.5);
  }
  .sidebar-toggle { display: block; }
  .mob-menu { display: block; }
  .main-content { margin-left: 0; }
  .page { padding: 18px; }
  .topbar { padding: 12px 18px; }
  .page-header { flex-direction: column; }
  .dashboard-grid { grid-template-columns: repeat(2, 1fr); }
  .jadwal-week { grid-template-columns: 1fr; }
  .form-row { flex-direction: column; }
  .absen-card { flex-direction: column; align-items: flex-start; gap: 12px; }
}

@media (max-width: 480px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .upcoming-card, .deadline-card { grid-column: span 1; }
}

.jadwal-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.filter-btn {
  padding: 7px 16px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text2);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  transition: all var(--transition);
}

.filter-btn:hover { border-color: var(--accent); color: var(--accent2); }
.filter-btn.active {
  background: linear-gradient(135deg, rgba(124,107,255,0.2), rgba(232,121,249,0.12));
  border-color: var(--accent);
  color: var(--accent2);
  font-weight: 600;
}

.jadwal-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.jadwal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.jadwal-table thead tr {
  background: var(--surface2);
  border-bottom: 2px solid var(--border);
}

.jadwal-table th {
  padding: 13px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text3);
  white-space: nowrap;
}

.jadwal-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

.jadwal-table tbody tr:last-child { border-bottom: none; }
.jadwal-table tbody tr:hover { background: var(--surface2); }

.jadwal-table td {
  padding: 14px 16px;
  vertical-align: middle;
  color: var(--text);
}

.jadwal-hari-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.jadwal-matkul-name {
  font-weight: 600;
  font-size: 14px;
}

.jadwal-kelas-chip {
  display: inline-block;
  margin-top: 3px;
  padding: 2px 8px;
  border-radius: 99px;
  font-size: 11px;
  background: var(--surface2);
  color: var(--text3);
}

.jadwal-jam {
  font-family: 'Syne', sans-serif;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.jadwal-jam-durasi {
  font-size: 11px;
  color: var(--text3);
  margin-top: 2px;
}

.mode-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 600;
}

.mode-offline { background: rgba(52,211,153,0.12); color: var(--success); border: 1px solid rgba(52,211,153,0.2); }
.mode-online  { background: rgba(59,130,246,0.12); color: #60a5fa;       border: 1px solid rgba(59,130,246,0.2); }
.mode-hybrid  { background: rgba(251,191,36,0.12); color: var(--warning); border: 1px solid rgba(251,191,36,0.2); }

.mhs-panel {
  margin-top: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  animation: fadeIn 0.3s ease;
}

.mhs-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
  background: var(--surface2);
}

.mhs-panel-header h3 {
  font-family: 'Syne', sans-serif;
  font-size: 16px;
  font-weight: 700;
}

.mhs-table-wrap {
  overflow-x: auto;
}

.mhs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.mhs-table thead tr {
  background: var(--bg3);
  border-bottom: 2px solid var(--border);
}

.mhs-table th {
  padding: 11px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text3);
  white-space: nowrap;
}

.mhs-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

.mhs-table tbody tr:last-child { border-bottom: none; }
.mhs-table tbody tr:hover { background: var(--surface2); }

.mhs-table td {
  padding: 12px 14px;
  vertical-align: middle;
  color: var(--text);
}

.mhs-no {
  font-size: 12px;
  color: var(--text3);
  font-weight: 600;
}

.gender-badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 600;
}

.gender-l { background: rgba(59,130,246,0.12); color: #60a5fa; border: 1px solid rgba(59,130,246,0.2); }
.gender-p { background: rgba(236,72,153,0.12); color: #f472b6; border: 1px solid rgba(236,72,153,0.2); }

.kelas-card-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.form-divider {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 4px 0 2px;
  color: var(--text3);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.form-divider::before, .form-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.form-divider span { flex-shrink: 0; padding: 0 10px; }

.mhs-input-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  max-height: 320px;
  overflow-y: auto;
}

.mhs-input-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.mhs-input-table thead tr {
  background: var(--bg3);
  position: sticky;
  top: 0;
  z-index: 1;
}

.mhs-input-table th {
  padding: 9px 10px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.mhs-input-table td { padding: 6px 6px; border-bottom: 1px solid rgba(42,42,61,0.5); }
.mhs-input-table tr:last-child td { border-bottom: none; }

.mhs-input-table input, .mhs-input-table select {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 6px 8px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  width: 100%;
  outline: none;
  transition: border-color var(--transition);
}

.mhs-input-table input:focus, .mhs-input-table select:focus {
  border-color: var(--accent);
  background: var(--bg3);
}

.mhs-input-table select option { background: var(--bg3); }

.btn-del-row {
  background: none;
  border: none;
  color: var(--text3);
  cursor: pointer;
  font-size: 16px;
  padding: 4px 6px;
  border-radius: 4px;
  transition: all var(--transition);
  display: block;
  margin: 0 auto;
}

.btn-del-row:hover { color: var(--danger); background: rgba(248,113,113,0.1); }

.jadwal-board {
  display: grid;
  grid-template-columns: repeat(6, minmax(180px, 1fr));
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  overflow-x: auto;
}

.jadwal-board-col {
  border-right: 1px solid var(--border);
  min-height: 200px;
  display: flex;
  flex-direction: column;
}
.jadwal-board-col:last-child { border-right: none; }

.jadwal-col-header {
  padding: 13px 14px;
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-align: center;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 2;
}

.jh-senin  { background: rgba(99,102,241,0.18); color:#a5b4fc; }
.jh-selasa { background: rgba(236,72,153,0.16); color:#f9a8d4; }
.jh-rabu   { background: rgba(245,158,11,0.15); color:#fcd34d; }
.jh-kamis  { background: rgba(16,185,129,0.15); color:#6ee7b7; }
.jh-jumat  { background: rgba(59,130,246,0.15); color:#93c5fd; }
.jh-sabtu  { background: rgba(139,92,246,0.16); color:#d8b4fe; }

.jadwal-col-body {
  padding: 10px 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
  background: var(--surface);
}

.jadwal-empty-day {
  text-align: center;
  padding: 20px 8px;
  color: var(--text3);
  font-size: 12px;
}

.jadwal-card {
  background: var(--bg3);
  border-radius: 10px;
  border-left: 3px solid var(--accent);
  padding: 11px 12px;
  transition: all var(--transition);
  animation: fadeIn 0.25s ease;
}
.jadwal-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}

.jcard-time {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
}
.jcard-jam {
  font-family: 'Syne', sans-serif;
  font-size: 12px;
  font-weight: 700;
  color: var(--text);
}
.jcard-durasi {
  font-size: 10px;
  color: var(--text3);
  background: var(--surface2);
  padding: 1px 6px;
  border-radius: 99px;
}

.jcard-matkul {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 2px;
}
.jcard-kode {
  font-size: 10px;
  color: var(--text3);
  margin-bottom: 4px;
  font-family: monospace;
}
.jcard-kelas {
  display: inline-block;
  padding: 2px 7px;
  background: var(--surface2);
  border-radius: 99px;
  font-size: 11px;
  color: var(--text2);
  margin-bottom: 6px;
}

.jcard-meta {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-top: 4px;
}
.jcard-meta-row {
  font-size: 11.5px;
  color: var(--text2);
  line-height: 1.4;
}
.jcard-catatan {
  color: var(--text3);
  font-style: italic;
}

.jcard-mode {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 600;
}
.jmode-offline { background: rgba(52,211,153,0.12); color:var(--success); }
.jmode-online  { background: rgba(59,130,246,0.12); color:#60a5fa; }
.jmode-hybrid  { background: rgba(251,191,36,0.12); color:var(--warning); }

.jcard-actions {
  display: flex;
  gap: 4px;
  margin-top: 8px;
  padding-top: 7px;
  border-top: 1px solid var(--border);
}

@media (max-width: 900px) {
  .jadwal-board { grid-template-columns: repeat(3, minmax(160px, 1fr)); }
  .jadwal-board-col:nth-child(3) { border-right: none; }
  .jadwal-board-col:nth-child(4) { border-top: 1px solid var(--border); }
}
@media (max-width: 600px) {
  .jadwal-board { grid-template-columns: repeat(2, 1fr); }
  .jadwal-board-col:nth-child(2) { border-right: none; }
  .jadwal-board-col:nth-child(3) { border-top: 1px solid var(--border); }
}

.btn-import {
  background: rgba(16,185,129,0.15) !important;
  color: var(--success) !important;
  border: 1px solid rgba(16,185,129,0.25) !important;
  font-weight: 600;
  white-space: nowrap;
}
.btn-import:hover { background: rgba(16,185,129,0.25) !important; }

.import-helper {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  animation: fadeIn 0.2s ease;
  margin-bottom: 2px;
}

.import-helper-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  font-weight: 600;
}

.import-helper-body {
  max-height: 200px;
  overflow-y: auto;
  overflow-x: auto;
}

.import-preview-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.import-preview-table th {
  padding: 7px 10px;
  background: var(--bg3);
  color: var(--text3);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.import-preview-table td {
  padding: 6px 10px;
  border-bottom: 1px solid rgba(42,42,61,0.4);
  color: var(--text2);
  white-space: nowrap;
}

.import-preview-table tr:last-child td { border-bottom: none; }
.import-preview-table tr:hover td { background: var(--surface2); }

.import-row-ok td:first-child { border-left: 3px solid var(--success); }
.import-row-warn td:first-child { border-left: 3px solid var(--warning); }

.import-format-hint {
  padding: 8px 14px;
  font-size: 11px;
  color: var(--text3);
  border-top: 1px solid var(--border);
  line-height: 1.6;
}

.import-drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 24px;
  text-align: center;
  color: var(--text3);
  font-size: 13px;
  transition: all var(--transition);
  cursor: pointer;
}
.import-drop-zone:hover, .import-drop-zone.drag-over {
  border-color: var(--accent);
  color: var(--accent2);
  background: rgba(124,107,255,0.05);
}

.import-stats {
  display: flex;
  gap: 12px;
  padding: 8px 14px;
  border-top: 1px solid var(--border);
  font-size: 12px;
}

.import-stat { color: var(--text3); }
.import-stat strong { color: var(--text); }

.kelas-tab-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.kelas-tab-btn {
  padding: 6px 14px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  background: transparent;
  color: var(--text2);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  font-family: inherit;
}
.kelas-tab-btn:hover {
  border-color: var(--accent);
  color: var(--accent2);
  background: rgba(124,107,255,0.07);
}
.kelas-tab-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}
.kelas-tab-gabungan {
  border-color: rgba(245,158,11,0.4) !important;
  color: #f59e0b !important;
}
.kelas-tab-gabungan.active {
  background: linear-gradient(135deg,#f59e0b,#ef4444) !important;
  border-color: #f59e0b !important;
  color: #fff !important;
}

.jadwal-card-gabungan {
  background: linear-gradient(135deg, var(--surface2) 0%, rgba(245,158,11,0.04) 100%) !important;
}
.jcard-gabungan-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #f59e0b;
  background: rgba(245,158,11,0.12);
  border: 1px solid rgba(245,158,11,0.25);
  border-radius: 4px;
  padding: 2px 7px;
  margin: 4px 0 6px;
}
.jcard-kelas-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 6px;
}
.jcard-kelas-chip {
  font-size: 11px !important;
  padding: 2px 8px !important;
  border-radius: 12px !important;
  border: 1px solid transparent;
}

.btn-gabungan {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: none;
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  color: #fff;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: opacity 0.2s;
  font-family: inherit;
}
.btn-gabungan:hover { opacity: 0.88; }

.gabungan-kelas-checkbox {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 8px;
  margin-top: 4px;
}
.gabungan-kelas-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  user-select: none;
}
.gabungan-kelas-item:hover {
  border-color: var(--kcolor, var(--accent));
  background: rgba(124,107,255,0.05);
}
.gabungan-kelas-item.checked {
  border-color: var(--kcolor, var(--accent));
  background: rgba(124,107,255,0.08);
}
.gabungan-kelas-item input[type=checkbox] {
  accent-color: var(--kcolor, var(--accent));
  width: 16px;
  height: 16px;
  cursor: pointer;
  flex-shrink: 0;
}
.gabungan-kelas-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.gabungan-kelas-nama {
  flex: 1;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.gabungan-kelas-count {
  font-size: 11px;
  color: var(--text3);
}

.tugas-card-gabungan {
  background: linear-gradient(135deg, var(--surface2) 0%, rgba(245,158,11,0.04) 100%);
  border-left: 3px solid #f59e0b !important;
}