/* Gerbang login: sembunyikan seluruh app secara default (bukan lewat JS,
   supaya tidak sempat "berkedip" menampilkan konten sebelum login
   dikonfirmasi), munculkan begitu body dapat class "authed". */
body:not(.authed) .app {
  display: none;
}
body.authed .login-screen {
  display: none;
}
.login-screen {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 20% 20%, #1d3657 0%, var(--navy) 60%, #0a1626 100%);
  padding: 20px;
}
.auth-session-loader {
  display: none;
  place-items: center;
  gap: 10px;
  color: #f8e8c4;
  font-size: 12px;
  letter-spacing: 0.4px;
}
body.auth-checking .auth-session-loader {
  display: grid;
}
body.auth-checking .login-card {
  display: none !important;
}
.auth-session-loader img {
  width: 54px;
  height: 54px;
  object-fit: contain;
}
.auth-session-spinner {
  width: 22px;
  height: 22px;
  border: 2px solid #ffffff40;
  border-top-color: #d7b66f;
  border-radius: 50%;
  animation: auth-session-spin 0.8s linear infinite;
}
@keyframes auth-session-spin {
  to { transform: rotate(360deg); }
}
@media (prefers-reduced-motion: reduce) {
  .auth-session-spinner { animation: none; }
}
.login-card {
  display: grid;
  gap: 14px;
  width: min(360px, 100%);
  padding: 34px 30px;
  border: 1px solid #ffffff22;
  border-radius: 16px;
  background: var(--paper);
  box-shadow: 0 30px 70px #05101f66;
  text-align: center;
}
.login-card .mark {
  width: 52px;
  height: 52px;
  object-fit: contain;
  margin: 0 auto;
}
.login-card h1 {
  margin: 4px 0 0;
  color: var(--navy);
  font-size: 20px;
}
.login-card > p {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}
.login-card label {
  display: grid;
  gap: 6px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
  text-align: left;
}
.login-card input {
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: 14px "DM Sans", sans-serif;
  color: var(--ink);
  background: #fff;
}
.login-card input:focus {
  outline: 2px solid var(--gold);
  outline-offset: 1px;
}
.login-error {
  margin: 0;
  padding: 9px 11px;
  border: 1px solid #e2b3a8;
  border-radius: 8px;
  background: #fbe9e5;
  color: #92382a;
  font-size: 12px;
  text-align: left;
}
.login-card button {
  padding: 12px;
  border: 0;
  border-radius: 9px;
  background: var(--navy);
  color: #f8e8c4;
  font: 700 14px "DM Sans", sans-serif;
  cursor: pointer;
}
.login-card button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.login-card button.link-btn {
  padding: 2px;
  background: none;
  color: var(--muted);
  font-weight: 600;
  font-size: 12px;
  text-decoration: underline;
}
.login-card button.link-btn:hover {
  color: var(--navy);
}

/* Kotak akun (nama + peran + keluar) di navbar atas. */
.account-box {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-left: 18px;
  padding-left: 18px;
  border-left: 1px solid #e8e3da;
  font-size: 12px;
}
.account-box span {
  color: var(--navy);
  font-weight: 700;
}
.account-box small {
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--wash);
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.account-box button {
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
  color: var(--ink);
  font: 700 11px "DM Sans", sans-serif;
  cursor: pointer;
}
.account-box button:hover {
  border-color: var(--gold);
}
/* Navbar atas gelap (lihat .top di atas) - timpa warna terang di atas
   supaya teks kotak akun tetap terbaca. */
.account-box {
  border-left-color: #ffffff26;
}
.account-box span {
  color: #f4dfae;
}
.account-box small {
  background: #ffffff14;
  color: #c2cbd7;
}
.account-box button {
  border-color: #ffffff30;
  background: #ffffff12;
  color: #f3e7cb;
}
.account-box button:hover {
  border-color: #d6ad65;
}

/* Panel Admin (Operator): form buat akun + daftar akun. */
.admin-layout {
  display: grid;
  grid-template-columns: minmax(260px, 340px) 1fr;
  gap: 18px;
  align-items: start;
}
@media (max-width: 860px) {
  .admin-layout {
    grid-template-columns: 1fr;
  }
}
.admin-form-card form {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}
.admin-form-card label {
  display: grid;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink);
}
.field-hint {
  font-size: 11px;
  font-weight: 400;
  color: var(--muted);
}
.admin-form-card input,
.admin-form-card select {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: 14px "DM Sans", sans-serif;
  color: var(--ink);
  background: #fff;
}
.admin-form-card input:focus,
.admin-form-card select:focus {
  outline: 2px solid var(--gold);
  outline-offset: 1px;
}
.form-success {
  margin: 0;
  padding: 9px 11px;
  border: 1px solid #a9d1a6;
  border-radius: 8px;
  background: #e8f5e6;
  color: #2f6b2a;
  font-size: 12px;
  text-align: left;
}
.admin-account-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
  max-height: 460px;
  overflow-y: auto;
}
.admin-account-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--wash);
}
.admin-account-row b {
  display: block;
  color: var(--navy);
  font-size: 13px;
}
.admin-account-row small {
  display: block;
  color: var(--muted);
  font-size: 11px;
}
.admin-account-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.admin-role-badge {
  flex-shrink: 0;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.admin-delete-btn {
  padding: 6px 10px;
  border: 1px solid #e2b3a8;
  border-radius: 7px;
  background: #fbe9e5;
  color: #92382a;
  font: 700 11px "DM Sans", sans-serif;
  cursor: pointer;
}
.admin-delete-btn:hover {
  background: #f6d6cd;
}
.admin-delete-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Panel Pantau Siswa (Sensei & Operator). */
.monitor-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 16px;
}
.monitor-card {
  display: grid;
  gap: 6px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  text-align: left;
  cursor: pointer;
  font: inherit;
}
.monitor-card:hover {
  border-color: var(--gold);
}
.monitor-card b {
  color: var(--navy);
  font-size: 14px;
}
.monitor-card small {
  color: var(--muted);
  font-size: 11px;
}
.monitor-card-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}
.monitor-card-stats span {
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--wash);
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
}
.monitor-detail-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0a1626aa;
  padding: 20px;
}
.monitor-detail-overlay[hidden] {
  display: none;
}
.monitor-detail-card {
  position: relative;
  display: grid;
  gap: 12px;
  width: min(420px, 100%);
  padding: 28px 26px;
  border-radius: 14px;
  background: var(--paper);
  box-shadow: 0 30px 70px #05101f66;
}
.monitor-detail-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: 999px;
  background: var(--wash);
  color: var(--ink);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
}
.monitor-detail-card h3 {
  margin: 0;
  padding-right: 24px;
  color: var(--navy);
}
.monitor-detail-stats {
  display: grid;
  gap: 8px;
}
.monitor-weak-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-left: 3px solid #b9b4aa;
  border-radius: 6px;
  background: var(--wash);
  font-size: 12px;
  margin-bottom: 6px;
}
.monitor-weak-row.due {
  border-left-color: var(--rose);
}
.monitor-weak-row small {
  color: var(--muted);
  text-align: right;
}
button.danger {
  padding: 11px;
  border: 1px solid #e2b3a8;
  border-radius: 9px;
  background: #fbe9e5;
  color: #92382a;
  font: 700 13px "DM Sans", sans-serif;
  cursor: pointer;
}
button.danger:hover {
  background: #f6d6cd;
}
button.danger:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.admin-role-operator {
  background: #f4dfae;
  color: #7a5a12;
}
.admin-role-sensei {
  background: #cfe0f7;
  color: #1f4c85;
}
.admin-role-siswa {
  background: #dcefe0;
  color: #2f6b2a;
}

/* Banner pengingat belajar harian di dashboard. */
.study-reminder {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 12px;
  padding: 12px 16px;
  border: 1px solid #d6ad65;
  border-radius: 10px;
  background: #fff6e2;
  color: #7a5a12;
  font-size: 13px;
  font-weight: 600;
}
.study-reminder button {
  padding: 8px 12px;
  border: 1px solid #d6ad65;
  border-radius: 7px;
  background: #fff;
  color: #7a5a12;
  font: 700 11px "DM Sans", sans-serif;
  cursor: pointer;
  white-space: nowrap;
}
.study-reminder button:hover {
  background: #f4dfae;
}

/* Kartu "Tugas dari Sensei" di dashboard Siswa. */
.assignment-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--wash);
  margin-bottom: 8px;
}
.assignment-row b {
  display: block;
  color: var(--navy);
  font-size: 13px;
}
.assignment-row small {
  display: block;
  color: var(--muted);
  font-size: 11px;
}
.assignment-done-btn {
  flex-shrink: 0;
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
  color: var(--ink);
  font: 700 11px "DM Sans", sans-serif;
  cursor: pointer;
}
.assignment-done-btn:hover {
  border-color: var(--gold);
}
.assignment-done-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.assignment-done-label {
  flex-shrink: 0;
  padding: 4px 10px;
  border-radius: 999px;
  background: #dcefe0;
  color: #2f6b2a;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.assignment-test-btn {
  flex-shrink: 0;
  padding: 7px 11px;
  border: 1px solid var(--navy);
  border-radius: 7px;
  background: var(--navy);
  color: #fff;
  font: 700 11px "DM Sans", sans-serif;
  cursor: pointer;
}
.assignment-test-btn:hover {
  opacity: 0.88;
}
.assignment-type-tag {
  display: inline-block;
  margin-top: 3px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #eee3cd;
  color: #8a6225;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

/* Bagian tugas di dalam overlay detail siswa (panel Pantau Siswa). */
.monitor-assignments {
  display: grid;
  gap: 8px;
  padding-top: 4px;
  border-top: 1px solid var(--line);
}
.monitor-assignment-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--wash);
  font-size: 12px;
}
.monitor-assignment-row b {
  display: block;
  color: var(--navy);
  font-size: 12px;
}
.monitor-assignment-row small {
  color: var(--muted);
  font-size: 10px;
}
.monitor-assignment-row.assignment-done {
  opacity: 0.65;
}
.monitor-assignment-delete {
  flex-shrink: 0;
  padding: 5px 9px;
  border: 1px solid #e2b3a8;
  border-radius: 6px;
  background: #fbe9e5;
  color: #92382a;
  font: 700 10px "DM Sans", sans-serif;
  cursor: pointer;
}
.monitor-assignment-delete:hover {
  background: #f6d6cd;
}
#monitorAssignmentForm {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
#monitorAssignmentForm input[type="text"] {
  flex: 1 1 160px;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: 13px "DM Sans", sans-serif;
  color: var(--ink);
  background: #fff;
}
#monitorAssignmentForm input[type="date"] {
  padding: 9px 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: 12px "DM Sans", sans-serif;
  color: var(--ink);
  background: #fff;
}
#monitorAssignmentForm select {
  padding: 9px 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: 12px "DM Sans", sans-serif;
  color: var(--ink);
  background: #fff;
}
.assignment-type-choice {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  width: 100%;
  margin-bottom: 2px;
}
.assignment-type-choice label {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--muted);
  font-size: 11px;
  cursor: pointer;
}
.assignment-type-choice input:checked + span {
  color: var(--navy);
  font-weight: 700;
}
#monitorAssignmentHint {
  width: 100%;
  margin: 2px 0 0;
  font-size: 10px;
  line-height: 1.5;
}

/* Tombol "Install aplikasi" (PWA) + petunjuk manual untuk iOS. */
.login-card .install-app-btn {
  margin-top: -2px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--ink);
}
.login-card .install-app-btn:hover {
  border-color: var(--gold);
}
.ios-install-hint {
  margin: -2px 0 0;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--wash);
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
  text-align: left;
}