:root {
  --mist: #e2e3e7;
  --ice: #bfc8e2;
  --sky: #a4b8d9;
  --steel: #81a2c1;
  --gold: #feb705;
  --ink: #2c3a4f;
  --muted: #6d7a8c;
  --surface: rgba(255, 255, 255, 0.62);
  --line: rgba(164, 184, 217, 0.45);
  --shadow: 0 10px 30px rgba(129, 162, 193, 0.16);
  --radius: 22px;
}

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

html, body {
  min-height: 100%;
  color: var(--ink);
  font-family: "Plus Jakarta Sans", system-ui, sans-serif;
}

body {
  background:
    radial-gradient(900px 420px at 10% -10%, rgba(164, 184, 217, 0.7), transparent 60%),
    radial-gradient(700px 380px at 100% 0%, rgba(191, 200, 226, 0.85), transparent 55%),
    radial-gradient(600px 300px at 80% 100%, rgba(129, 162, 193, 0.28), transparent 50%),
    var(--mist);
}

button, a, input, select { font-family: inherit; }
button { cursor: pointer; }

button,
[role="button"],
a.scan-btn,
a.ghost-btn {
  transition: transform 160ms ease, box-shadow 160ms ease, filter 160ms ease,
    background-color 160ms ease, color 160ms ease;
}

button:hover:not(:disabled),
[role="button"]:hover:not([aria-disabled="true"]),
a.scan-btn:hover,
a.ghost-btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.035);
}

button:active:not(:disabled),
[role="button"]:active:not([aria-disabled="true"]),
a.scan-btn:active,
a.ghost-btn:active {
  transform: translateY(1px) scale(0.985);
  box-shadow: inset 0 2px 5px rgba(44, 58, 79, 0.22), 0 1px 2px rgba(44, 58, 79, 0.08);
  filter: brightness(0.97);
  transition-duration: 80ms;
}

button:focus-visible,
[role="button"]:focus-visible,
a.scan-btn:focus-visible,
a.ghost-btn:focus-visible {
  outline: 3px solid rgba(77, 134, 176, 0.45);
  outline-offset: 3px;
}

button:disabled {
  cursor: not-allowed;
}

@media (prefers-reduced-motion: reduce) {
  button,
  [role="button"],
  a.scan-btn,
  a.ghost-btn {
    transition-duration: 0.01ms;
  }
}

a { text-decoration: none; color: inherit; }

.app { min-height: 100vh; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(226, 227, 231, 0.78);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.topbar-inner {
  max-width: 1180px;
  margin: 0 auto;
  height: 72px;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border: 0;
  background: transparent;
  color: #4d6278;
  border-radius: 12px;
  display: grid;
  place-items: center;
}

.icon-btn:hover { background: rgba(191, 200, 226, 0.55); }

.page-title {
  font-size: 17px;
  font-weight: 600;
  color: #5b6e84;
}

.bell { position: relative; }
.bell .dot {
  position: absolute;
  top: 8px;
  right: 9px;
  width: 8px;
  height: 8px;
  background: var(--gold);
  border: 2px solid #fff;
  border-radius: 50%;
}

.sy-chip {
  background: var(--ice);
  color: #3f5c78;
  border: 0;
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 700;
  font-size: 13px;
}

.content {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 28px 80px;
}

.content-narrow { max-width: 760px; padding-top: 36px; }

.hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.hero h1, .intro h1 {
  font-size: 32px;
  letter-spacing: -0.04em;
  font-weight: 800;
  color: #4d86b0;
}

.hero p, .intro p {
  margin-top: 6px;
  color: var(--muted);
  font-size: 15px;
}

.record-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.record-controls .select-wrap { min-width: 190px; }
.record-controls .search { min-width: 250px; }

.scheduler-sync-status {
  font-size: 12px !important;
}
.scheduler-sync-status[data-state="success"] { color: #328b63; }
.scheduler-sync-status[data-state="error"] { color: #b54747; }
.scheduler-progress-copy { margin: 6px 0 16px; color: var(--muted); font-size: 13px; line-height: 1.5; }

.scan-btn, .primary-btn, .btn-purple, .cam-btn, .login-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--steel);
  color: #fff;
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  font-weight: 700;
  font-size: 14px;
  box-shadow: 0 10px 22px rgba(129, 162, 193, 0.35);
  white-space: nowrap;
}

.scan-btn:hover, .primary-btn:hover, .btn-purple:hover, .cam-btn:hover, .login-btn:hover {
  filter: brightness(1.06);
}

.card, .term-card, .progress-card, .record, .scan-card, .recent-card, .chapter {
  background: var(--surface);
  backdrop-filter: blur(18px);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.card {
  padding: 22px 24px;
  margin-bottom: 16px;
}

.card.stat {
  padding: 22px 26px 20px;
  margin-bottom: 0;
  min-height: 128px;
}

.card.section, .section.card {
  padding: 22px 24px 20px;
  margin-bottom: 18px;
}

.stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 18px;
}

.stat .label {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stat .value {
  margin-top: 8px;
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1;
}

.stat .hint {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
}

.c-purple, .c-slate { color: var(--steel); }
.c-green { color: #3d8b63; }
.c-pink { color: #5b7fa0; }
.c-cyan { color: #4d86b0; }
.c-amber { color: #d79a04; }

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 16px;
}

.section-head h2, .section h2, .card h2, .progress-card h2 {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.ghost-btn {
  display: inline-flex;
  align-items: center;
  background: var(--ice);
  color: #3f5c78;
  border: 0;
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 700;
  font-size: 13px;
}

.ghost-btn:hover { background: var(--sky); color: #fff; }

.modules {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.module, .action {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.55);
}

.action {
  width: 100%;
  text-align: left;
}

.action:hover { background: rgba(191, 200, 226, 0.45); }

.badge {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  font-size: 14px;
  flex-shrink: 0;
}

.badge.done { background: var(--gold); color: #4a3a00; }
.badge.next { background: var(--sky); color: #fff; }

.module h3, .action h3 { font-size: 16px; font-weight: 700; }
.module span, .action p {
  display: block;
  margin-top: 2px;
  color: #7d8b9c;
  font-size: 13px;
}

.actions { display: grid; gap: 10px; }

.action-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
}

.i-purple { background: var(--ice); color: #3f5c78; }
.i-pink { background: #fff4d1; color: #c48a00; }
.i-cyan { background: var(--sky); color: #fff; }
.i-amber { background: #fff4d1; color: #c48a00; }

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

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

th {
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  color: #7d8b9c;
  padding: 8px 8px 14px;
}

td {
  padding: 16px 8px;
  border-top: 1px solid var(--line);
  vertical-align: middle;
}

.student {
  display: flex;
  align-items: center;
  gap: 12px;
}

.avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--steel);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 13px;
  flex-shrink: 0;
}

.student strong { display: block; font-size: 15px; }
.student small { color: #7d8b9c; font-size: 12px; }
.score-up { color: #3d8b63; font-weight: 700; }
.muted-cell { color: #5b6e84; }

.help {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: #fff;
  color: #5b6e84;
  font-size: 22px;
  font-weight: 700;
  box-shadow: var(--shadow);
  z-index: 15;
}

.drawer {
  position: fixed;
  inset: 0;
  background: rgba(44, 58, 79, 0.28);
  opacity: 0;
  pointer-events: none;
  z-index: 30;
  transition: opacity 0.2s ease;
}

.drawer.open { opacity: 1; pointer-events: auto; }

.drawer-panel {
  width: min(292px, 88vw);
  height: 100%;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
  display: flex;
  flex-direction: column;
  box-shadow: 8px 0 30px rgba(129, 162, 193, 0.22);
  transform: translateX(-16px);
  transition: transform 0.2s ease;
}

.drawer.open .drawer-panel { transform: translateX(0); }

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 20px 18px;
}

.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(180deg, var(--sky) 0%, var(--steel) 100%);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 15px;
  letter-spacing: -0.03em;
  flex-shrink: 0;
  object-fit: cover;
}

.brand strong { display: block; font-size: 18px; font-weight: 800; }
.brand small { display: block; margin-top: 2px; color: #7d8b9c; font-size: 13px; font-weight: 500; }

.side-nav {
  flex: 1;
  padding: 10px 14px 16px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  text-align: left;
  border: 0;
  background: transparent;
  padding: 13px 16px;
  border-radius: 16px;
  font-weight: 600;
  font-size: 15px;
  color: #6d7a8c;
}

.nav-item svg { flex-shrink: 0; stroke: currentColor; }
.nav-item:hover { background: var(--ice); color: #3f5c78; }
.nav-item.active {
  background: var(--steel);
  color: #fff;
  box-shadow: 0 8px 18px rgba(129, 162, 193, 0.35);
}
.nav-item.active:hover { background: var(--steel); color: #fff; }

.side-user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px 18px;
  border-top: 1px solid var(--line);
}

.user-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--gold);
  color: #4a3a00;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 13px;
  flex-shrink: 0;
}

.side-user strong { display: block; font-size: 15px; font-weight: 800; }
.side-user small { display: block; margin-top: 2px; color: #7d8b9c; font-size: 12px; }
.user-meta { flex: 1; min-width: 0; }

.user-more {
  width: 32px;
  height: 32px;
  border: 0;
  background: transparent;
  color: #7d8b9c;
  border-radius: 8px;
  font-size: 20px;
  line-height: 1;
}

.account { position: relative; }

.account-menu {
  position: absolute;
  right: 0;
  bottom: 40px;
  min-width: 150px;
  background: #fff;
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 6px;
  z-index: 5;
}

.account-menu a {
  display: block;
  padding: 10px 12px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 14px;
  color: #3f5c78;
}

.account-menu a:hover { background: var(--ice); }

.modal {
  position: fixed;
  inset: 0;
  background: rgba(44, 58, 79, 0.35);
  display: none;
  place-items: center;
  z-index: 40;
  padding: 20px;
}

.modal.open { display: grid; }

.modal-card {
  width: min(420px, 100%);
  background: #fff;
  border-radius: 20px;
  padding: 22px;
}

.modal-card h3 { margin-bottom: 8px; }
.modal-card p { color: #5b6e84; margin-bottom: 16px; }

.qr-box {
  height: 180px;
  border-radius: 16px;
  border: 2px dashed var(--steel);
  display: grid;
  place-items: center;
  color: #3f5c78;
  font-weight: 700;
  background: rgba(191, 200, 226, 0.35);
  margin-bottom: 16px;
}

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

.term-card { overflow: hidden; }

.term-card.open.theme-yellow { border-color: var(--gold); }
.term-card.open.theme-green { border-color: #65ad73; }
.term-card.open.theme-blue { border-color: var(--sky); }

.term-head {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  border: 0;
  background: transparent;
  text-align: left;
}

.term-head-left {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.term-num, .topic-num {
  color: #4a3a00;
  display: grid;
  place-items: center;
  font-weight: 800;
  flex-shrink: 0;
}

.term-num {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  font-size: 16px;
  background: var(--gold);
}

.topic-num {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  font-size: 13px;
  background: var(--gold);
}

.theme-green .term-num, .theme-green .topic-num { background: #65ad73; color: #fff; }
.theme-blue .term-num, .theme-blue .topic-num { background: var(--sky); color: #fff; }

.term-name {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.term-status {
  display: inline-flex;
  margin-top: 4px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.st-completed { background: #e8faf0; color: #3d8b63; }
.st-active { background: #fff4d1; color: #c48a00; }
.st-upcoming { background: var(--ice); color: #6d7a8c; }

.term-head-right {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #7d8b9c;
  font-size: 14px;
  font-weight: 600;
  flex-shrink: 0;
}

.chevron { transition: transform 0.2s ease; }
.term-card.open .chevron { transform: rotate(180deg); }

.term-body { display: none; border-top: 1px solid var(--line); }
.term-card.open .term-body { display: block; }

.topic-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 16px 22px;
  border-bottom: 1px solid var(--line);
}

.topic-left {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.topic-row h3 {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.topic-row small {
  display: block;
  margin-top: 2px;
  color: #7d8b9c;
  font-size: 12px;
  font-weight: 500;
}

.topic-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.date-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 700;
  color: #7d8b9c;
}

.date-btn.has-date {
  border-color: var(--sky);
  color: #3f5c78;
}

.date-btn:disabled { opacity: 0.7; cursor: not-allowed; }

.pill {
  border: 0;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 700;
}

.pill-done { background: #e8faf0; color: #3d8b63; }
.pill-pending { background: var(--ice); color: #6d7a8c; }

.lock-btn {
  width: 36px;
  height: 36px;
  border: 0;
  background: transparent;
  color: #b4becc;
  border-radius: 10px;
  display: grid;
  place-items: center;
}

.lock-btn.locked { color: var(--gold); }
.lock-btn:hover { background: var(--ice); }

.term-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 22px 16px;
  color: #7d8b9c;
  font-size: 13px;
  font-weight: 600;
}

.lock-all {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1.5px solid var(--steel);
  background: #fff;
  color: #3f5c78;
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 800;
  font-size: 13px;
}

.lock-all:hover { background: var(--ice); }

.progress-card {
  margin-top: 18px;
  padding: 22px 24px 20px;
}

.progress-card h2 { margin-bottom: 18px; font-size: 18px; }

.year-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.year-col .year-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 700;
}

.year-col .year-meta span:last-child { color: #7d8b9c; font-weight: 600; }

.bar {
  height: 8px;
  background: rgba(191, 200, 226, 0.7);
  border-radius: 999px;
  overflow: hidden;
}

.bar > i {
  display: block;
  height: 100%;
  border-radius: 999px;
}

.fill-yellow { background: var(--gold); }
.fill-green { background: #65ad73; }
.fill-blue { background: var(--sky); }

.modal-card input[type="date"] {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--ink);
}

.modal-actions { display: flex; gap: 10px; }

.ghost {
  flex: 1;
  border: 0;
  background: var(--mist);
  color: #4d6278;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 700;
}

.primary-btn { flex: 1; }

.select-wrap { position: relative; min-width: 168px; }

.select-wrap select {
  appearance: none;
  width: 100%;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 12px 42px 12px 18px;
  font-weight: 700;
  font-size: 14px;
  color: var(--ink);
  box-shadow: var(--shadow);
}

.select-wrap svg {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: #5b6e84;
}

.overall {
  display: grid;
  justify-items: center;
  gap: 36px;
}

.record-head .overall, span.overall {
  background: var(--ice);
  color: #3f5c78;
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 800;
  font-size: 13px;
  white-space: nowrap;
  display: inline-block;
  width: auto;
}

.record .overall { justify-items: initial; gap: 0; }

.donut {
  position: relative;
  width: 196px;
  height: 196px;
}

.donut svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.donut .track { fill: none; stroke: var(--ice); stroke-width: 14; }
.donut .bar { fill: none; stroke-width: 14; stroke-linecap: round; }

.donut-label {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  text-align: center;
}

.donut-label strong {
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

.donut-label span {
  margin-top: 6px;
  color: #7d8b9c;
  font-size: 13px;
  font-weight: 500;
}

.meters {
  width: min(420px, 100%);
  display: grid;
  gap: 18px;
}

.meter-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px 18px;
}

.meter-row span { font-size: 15px; font-weight: 600; color: #5b6e84; }
.meter-row b { font-size: 16px; font-weight: 800; }

.track {
  grid-column: 1 / -1;
  height: 10px;
  background: var(--ice);
  border-radius: 999px;
  overflow: hidden;
}

.fill { height: 100%; border-radius: 999px; }
.fill.blue { background: var(--sky); }
.fill.green { background: #3d8b63; }
.fill.purple { background: var(--steel); }

.search {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: min(280px, 100%);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 16px;
}

.search svg { color: #7d8b9c; flex-shrink: 0; }

.search input {
  width: 100%;
  border: 0;
  background: transparent;
  outline: none;
  font-size: 14px;
  color: var(--ink);
}

.search input::placeholder { color: #9aa7b6; }

.performance-head { margin-bottom: 14px; }
.performance-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}
.performance-controls .search { width: min(320px, 100%); }
.performance-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.62);
}
.performance-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 620px;
  text-align: left;
}
.performance-table th,
.performance-table td {
  padding: 15px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.performance-table thead th {
  color: #708198;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: rgba(191, 200, 226, 0.2);
}
.performance-table tbody tr:last-child th,
.performance-table tbody tr:last-child td { border-bottom: 0; }
.performance-table tbody th {
  display: table-cell;
  color: var(--ink);
  font-weight: 700;
  white-space: nowrap;
}
.table-avatar {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-right: 10px;
  border-radius: 50%;
  color: #3f5c78;
  background: var(--ice);
  font-size: 11px;
  font-weight: 800;
}
.improvement-value { color: #3d8b63; font-weight: 800; }
.student-row.hidden { display: none; }
.empty-row[hidden] { display: none; }
.empty-row td { text-align: center; color: var(--muted); padding: 28px 12px; }

.students {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.student-card {
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 18px 18px 0;
  margin-bottom: 0;
  background: rgba(255, 255, 255, 0.55);
}

.student-card.hidden, .record.hidden { display: none; }

.student-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.student-head strong { display: block; font-size: 16px; font-weight: 800; }
.student-head small { color: #7d8b9c; font-size: 12px; }

.progress-pair {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 8px;
  padding-bottom: 18px;
}

.mini-donut { width: 118px; height: 118px; margin: 0 auto; }
.mini-donut svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.mini-donut .track { fill: none; stroke: var(--ice); stroke-width: 12; }
.mini-donut .bar { fill: none; stroke-width: 12; stroke-linecap: round; }
.mini-wrap { position: relative; }

.mini-label {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  text-align: center;
}

.mini-label strong {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.mini-label span {
  margin-top: 2px;
  color: #7d8b9c;
  font-size: 12px;
  font-weight: 500;
}

.arrow { color: var(--sky); font-size: 20px; }

.improve {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  padding: 14px 2px 16px;
  font-size: 14px;
  color: #5b6e84;
}

.improve b { color: #3d8b63; font-weight: 800; }

.empty:not([hidden]) { display: block; }
.empty {
  display: none;
  grid-column: 1 / -1;
  text-align: center;
  color: #7d8b9c;
  padding: 28px 12px;
}

.topics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 16px;
  padding: 12px 8px 8px;
  justify-items: center;
}

.topic { text-align: center; width: 160px; }
.topic .mini-wrap { width: 128px; height: 128px; margin: 0 auto 10px; }
.topic strong {
  display: block;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.04em;
}
.topic span {
  display: block;
  margin-top: 4px;
  color: #7d8b9c;
  font-size: 13px;
}

.record { padding: 22px 24px 20px; margin-bottom: 16px; }

.record-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.record .student strong { font-size: 18px; font-weight: 800; }
.record .student small { font-size: 13px; }
.record .avatar { width: 48px; height: 48px; font-size: 14px; }

.record .stats {
  grid-template-columns: repeat(4, 1fr);
  margin-bottom: 16px;
}

.record .stat {
  background: rgba(191, 200, 226, 0.45);
  border-radius: 16px;
  padding: 14px 16px;
  min-height: 0;
}

.record .stat span {
  display: block;
  color: #7d8b9c;
  font-size: 13px;
  font-weight: 600;
}

.record .stat b {
  display: block;
  margin-top: 6px;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.record .bar { height: 8px; }
.record .bar i, .card .bar i {
  display: block;
  height: 100%;
  background: var(--steel);
  border-radius: 999px;
}

.section-pick {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  padding-top: 6px;
}

.section-pick span {
  color: #5b6e84;
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
}

.add-section-btn { align-self: center; white-space: nowrap; }
.import-btn { margin: 14px 6px 0; }
.import-btn[hidden], .upload-status[hidden] { display: none; }
.upload-status {
  margin: 12px 4px 0;
  color: #3d8b63;
  font-size: 14px;
  font-weight: 700;
}
.prototype-note {
  padding: 11px 12px;
  border-radius: 12px;
  background: rgba(191, 200, 226, 0.32);
  font-size: 13px;
}
.section-form > label {
  display: block;
  margin-bottom: 7px;
  color: #5b6e84;
  font-size: 13px;
  font-weight: 700;
}
.section-form input[type="text"] {
  width: 100%;
  margin-bottom: 16px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  font: inherit;
}
.modal-actions > button { flex: 1; }

.banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--ice);
  color: #3f5c78;
  border-radius: 999px;
  padding: 14px 20px;
  margin-bottom: 16px;
  font-size: 14px;
}

.banner-left {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}

.banner-left b { font-weight: 800; }
.banner small { color: #5b7fa0; font-weight: 600; }

.template {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.sheet-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: #e8faf0;
  color: #3d8b63;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.template h2 { font-size: 18px; font-weight: 800; margin-bottom: 4px; }
.template p { color: var(--muted); font-size: 14px; margin-bottom: 14px; }

.btn-row { display: flex; flex-wrap: wrap; gap: 10px; }

.btn-green, .btn-ghost, .btn-sync {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 11px 16px;
  font-weight: 700;
  font-size: 14px;
}

.btn-green {
  background: #3d8b63;
  color: #fff;
  border: 0;
}

.btn-green:hover { filter: brightness(1.05); }

.btn-ghost {
  background: #fff;
  color: #3f465c;
  border: 1px solid var(--line);
}

.btn-ghost:hover { background: var(--mist); }

.btn-sync {
  background: var(--ice);
  color: #3f5c78;
  border: 0;
  min-width: 118px;
  padding: 8px 14px;
}

.btn-sync:hover { background: var(--sky); color: #fff; }

.cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.col {
  background: rgba(191, 200, 226, 0.4);
  border-radius: 16px;
  padding: 16px 16px 14px;
}

.col em {
  display: inline-block;
  background: var(--ice);
  color: #5b6e84;
  font-style: normal;
  font-size: 11px;
  font-weight: 700;
  border-radius: 8px;
  padding: 3px 8px;
  margin-bottom: 10px;
}

.col strong { display: block; font-size: 15px; font-weight: 800; }
.col span { display: block; margin-top: 4px; color: #7d8b9c; font-size: 13px; }

.drop {
  border: 2px dashed var(--steel);
  border-radius: 22px;
  min-height: 280px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 36px 20px;
  background: var(--surface);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
  cursor: pointer;
}

.drop.drag {
  border-color: var(--gold);
  background: rgba(254, 183, 5, 0.12);
}

.drop-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--ice);
  color: #3f5c78;
  display: grid;
  place-items: center;
  margin: 0 auto 16px;
}

.drop h3 { font-size: 20px; font-weight: 800; margin-bottom: 6px; }
.drop p { color: #7d8b9c; font-size: 14px; margin-bottom: 18px; }
.file-input { display: none; }

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

.progress-head h2 { font-size: 18px; font-weight: 800; margin-bottom: 4px; }
.progress-head p { color: var(--muted); font-size: 14px; }

.card .bar { height: 10px; }
.card .bar i { transition: width 0.35s ease; }

.pct {
  display: block;
  text-align: right;
  margin-top: 8px;
  color: #7d8b9c;
  font-size: 13px;
}

.files h2 { font-size: 18px; font-weight: 800; margin-bottom: 16px; }

.table-head, .file-row {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(100px, 0.7fr) minmax(72px, 0.6fr) minmax(140px, 0.7fr) minmax(170px, 0.9fr);
  align-items: center;
  gap: 12px;
}

.table-head {
  color: #7d8b9c;
  font-size: 13px;
  font-weight: 600;
  padding: 0 4px 12px;
}

.table-head span:not(:first-child) { text-align: center; }
.file-row .action {
  display: flex;
  align-items: center;
  justify-content: center;
  justify-self: stretch;
  width: auto;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  text-align: center;
}
.file-row .action:hover { background: transparent; }
.file-row .action .btn-green { white-space: nowrap; }

.file-row {
  padding: 16px 4px;
  border-top: 1px solid var(--line);
}

.files .topic { width: auto; text-align: left; }
.files .topic strong { display: block; font-size: 15px; font-weight: 800; }
.files .topic small { color: #7d8b9c; font-size: 12px; }
.size { color: #5b6e84; font-size: 14px; text-align: center; }

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 700;
}

.term-1 { background: var(--ice); color: #3f5c78; }
.term-2 { background: #fff4d1; color: #c48a00; }
.term-3 { background: #e8e2f5; color: #67548d; }
.ready { background: #e8faf0; color: #3d8b63; }
.pending { background: var(--mist); color: #6d7a8c; }

.files-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 18px;
  margin-top: 6px;
}

.files-foot p { color: #7d8b9c; font-size: 14px; }

.intro { text-align: center; margin-bottom: 22px; }

.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 18px;
}

.tabs button {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  padding: 14px 18px;
  font-weight: 800;
  font-size: 15px;
  color: #5b6e84;
  box-shadow: var(--shadow);
}

.tabs button.active {
  background: var(--steel);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 18px rgba(129, 162, 193, 0.35);
}

.scan-card, .recent-card { padding: 28px 24px; margin-bottom: 16px; }

.viewfinder-wrap {
  display: grid;
  place-items: center;
  margin-bottom: 22px;
}

.viewfinder {
  position: relative;
  width: min(280px, 72vw);
  aspect-ratio: 1;
  border: 2px dashed var(--steel);
  border-radius: 22px;
  background:
    linear-gradient(to right, rgba(129, 162, 193, 0.12) 1px, transparent 1px) 0 0 / 18px 18px,
    linear-gradient(to bottom, rgba(129, 162, 193, 0.12) 1px, transparent 1px) 0 0 / 18px 18px,
    rgba(255, 255, 255, 0.5);
  overflow: hidden;
}

.viewfinder video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: none;
}

.viewfinder.live video { display: block; }

.corner {
  position: absolute;
  width: 16px;
  height: 16px;
  border: 3px solid var(--gold);
  border-radius: 6px;
  z-index: 2;
}

.corner.tl { top: 10px; left: 10px; border-right: 0; border-bottom: 0; }
.corner.tr { top: 10px; right: 10px; border-left: 0; border-bottom: 0; }
.corner.bl { bottom: 10px; left: 10px; border-right: 0; border-top: 0; }
.corner.br { bottom: 10px; right: 10px; border-left: 0; border-top: 0; }

.finder-copy {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  text-align: center;
  z-index: 1;
  color: #7d8b9c;
  font-size: 13px;
  padding: 20px;
}

.viewfinder.live .finder-copy { display: none; }

.cam-btn { width: 100%; padding: 16px 18px; font-size: 15px; font-weight: 800; }

.status {
  display: none;
  margin-top: 12px;
  text-align: center;
  color: #5b6e84;
  font-size: 13px;
}

.recent-card h2 { font-size: 18px; font-weight: 800; margin-bottom: 6px; }

.scan-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.scan-row:first-of-type { border-top: 0; padding-top: 12px; }
.scan-row strong { display: block; font-size: 16px; font-weight: 800; }
.scan-row small { color: #7d8b9c; font-size: 13px; }

.tag {
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 800;
}

.tag-ar { background: #fff4d1; color: #c48a00; }
.tag-qr { background: var(--ice); color: #3f5c78; }

.guide-banner {
  background: linear-gradient(90deg, var(--steel) 0%, var(--sky) 52%, var(--ice) 100%);
  border-radius: 24px;
  padding: 28px 32px 26px;
  color: #fff;
  margin-bottom: 18px;
  box-shadow: 0 14px 32px rgba(129, 162, 193, 0.28);
}

.guide-banner h2 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.guide-banner .meta {
  font-size: 14px;
  font-weight: 500;
  opacity: 0.92;
  margin-bottom: 20px;
}

.banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.banner-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 0;
  border-radius: 999px;
  padding: 11px 18px;
  font-weight: 700;
  font-size: 14px;
  color: #4a3a00;
  background: var(--gold);
}

.banner-btn:hover { filter: brightness(1.05); }

.chapter { margin-bottom: 14px; overflow: hidden; padding: 0; }

.chapter summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 22px;
  cursor: pointer;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.02em;
  user-select: none;
}

.chapter summary::-webkit-details-marker { display: none; }

.chapter-icon {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  font-size: 18px;
  flex-shrink: 0;
}

.chapter summary .chev {
  margin-left: auto;
  width: 22px;
  height: 22px;
  color: #7d8b9c;
  transition: transform 0.18s ease;
}

.chapter:not([open]) summary .chev { transform: rotate(180deg); }

.article {
  padding: 18px 22px 20px;
  border-top: 1px solid var(--line);
}

.article h3 { font-size: 16px; font-weight: 800; margin-bottom: 6px; }
.article p { color: #5b6e84; font-size: 14.5px; line-height: 1.6; }

/* Teacher manual brochure layout */
#manual.manual-page { max-width: 1120px; padding-top: 24px; }
.manual-sheet {
  --manual-accent: var(--steel);
  position: relative;
  overflow: hidden;
  margin-bottom: 26px;
  padding: 18px;
  border: 3px solid var(--manual-accent);
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(63, 92, 120, 0.14);
}
.manual-sheet-setup { --manual-accent: var(--gold); }
.manual-sheet-teach { --manual-accent: var(--sky); background: #f7f9fc; }
.manual-cover {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(118deg, #f2f6fb, #fff 72%);
}
.manual-cover-main { min-width: 0; }
.manual-kicker, .manual-meta-row, .manual-sheet-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.manual-kicker, .manual-step-kicker, .manual-feature-kicker, .manual-sheet-footer {
  color: #4d86b0;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
}
.manual-kicker span:last-child { color: #6d7a8c; letter-spacing: 0.06em; }
.manual-hero { align-items: center; gap: 18px; margin: 14px 0 12px; }
.manual-hero h1 { color: var(--ink); font-size: clamp(28px, 3.2vw, 40px); }
.manual-hero p { max-width: 590px; color: var(--muted); font-size: 14px; }
.manual-stamp { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; color: var(--ink); }
.manual-stamp-mark {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: 15px;
  background: var(--steel);
  color: #fff;
  font-size: 18px;
  font-weight: 900;
  box-shadow: 0 6px 14px rgba(129, 162, 193, 0.3);
  object-fit: cover;
}
.manual-stamp b, .manual-stamp small { display: block; }
.manual-stamp b { font-size: 13px; font-weight: 900; letter-spacing: 0.08em; }
.manual-stamp small { margin-top: 3px; color: var(--muted); font-size: 8px; font-weight: 800; letter-spacing: 0.11em; }
.manual-meta-row { justify-content: flex-start; color: #5b6e84; font-size: 9px; font-weight: 800; letter-spacing: 0.08em; }
.manual-meta-row i { width: 4px; height: 4px; border-radius: 50%; background: var(--gold); }
.manual-cover-actions { display: grid; gap: 9px; min-width: 145px; }
.manual-cover-actions .banner-btn { justify-content: center; background: var(--steel); color: #fff; }
.manual-cover-actions .manual-print-btn { background: #fff; color: #3f5c78; border: 1px solid var(--line); }
.manual-sheet-heading { display: flex; align-items: center; gap: 14px; padding: 22px 8px 16px; }
.manual-sheet-heading > div { min-width: 0; }
.manual-section-chip { flex: 0 0 auto; padding: 8px 11px; border-radius: 999px; background: #fff4d1; color: #a06c00; font-size: 9px; font-weight: 900; letter-spacing: 0.09em; }
.manual-sheet-heading h2 { color: var(--ink); font-size: 22px; font-weight: 900; letter-spacing: -0.04em; }
.manual-sheet-heading p { margin-top: 3px; color: var(--muted); font-size: 12px; }
.manual-heading-doodle { margin-left: auto; color: var(--manual-accent); font-size: 32px; line-height: 1; }
.manual-setup-grid { display: grid; grid-template-columns: minmax(230px, 0.85fr) minmax(0, 1.45fr); gap: 14px; }
.manual-feature-card {
  position: relative;
  overflow: hidden;
  min-height: 320px;
  padding: 22px;
  border-radius: 17px;
  background: linear-gradient(145deg, var(--steel), #4d86b0);
  color: #fff;
}
.manual-feature-kicker { color: #e8f1f8; }
.manual-feature-card h3 { position: relative; z-index: 1; margin-top: 14px; font-size: 22px; font-weight: 900; line-height: 1.12; letter-spacing: -0.04em; }
.manual-feature-card p { position: relative; z-index: 1; margin-top: 10px; color: rgba(255,255,255,.88); font-size: 12px; line-height: 1.55; }
.manual-feature-card .manual-link { position: relative; z-index: 1; display: flex; margin-top: 15px; color: #fff4d1; }
.manual-feature-art { position: relative; width: 100%; height: 84px; margin-top: 14px; }
.art-card { position: absolute; display: block; width: 112px; height: 68px; border: 3px solid rgba(255,255,255,.8); border-radius: 10px; background: #f2f6fb; box-shadow: 0 8px 18px rgba(44,58,79,.18); }
.art-card-back { top: 8px; left: 48px; transform: rotate(9deg); background: #ffe39a; }
.art-card-front { top: 4px; left: 24px; padding: 8px; transform: rotate(-5deg); color: #4d86b0; }
.art-card-front b { display: grid; width: 26px; height: 26px; float: left; place-items: center; margin-right: 6px; border-radius: 7px; background: var(--steel); color: #fff; font-size: 10px; }
.art-card-front i { display: block; height: 5px; margin: 3px 0 5px 33px; border-radius: 4px; background: var(--ice); }
.art-card-front i:last-child { width: 45px; }
.art-spark { position: absolute; top: -4px; left: 165px; color: var(--gold); font-size: 24px; }
.manual-step-stack { display: grid; gap: 9px; align-content: start; }
.manual-step-card { display: grid; grid-template-columns: 38px minmax(0, 1fr) 30px; align-items: center; gap: 12px; min-height: 82px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.manual-step-number { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 11px; background: var(--steel); color: #fff; font-size: 15px; font-weight: 900; box-shadow: 0 4px 9px rgba(129,162,193,.25); }
.manual-step-card:nth-child(2) .manual-step-number { background: var(--gold); color: #503a13; }
.manual-step-card:nth-child(3) .manual-step-number { background: var(--sky); }
.manual-step-card:nth-child(4) .manual-step-number { background: var(--gold); color: #503a13; }
.manual-step-card .manual-step-kicker { color: #5b7fa0; font-size: 8px; }
.manual-step-card h3 { margin: 2px 0 2px; color: var(--ink); font-size: 14px; font-weight: 900; }
.manual-step-card p { color: var(--muted); font-size: 12px; line-height: 1.5; }
.manual-step-icon { display: grid; width: 28px; height: 28px; place-items: center; border-radius: 9px; background: #edf2f8; color: #3f5c78; font-size: 17px; font-weight: 900; }
.manual-note { display: flex; gap: 10px; padding: 10px 13px; border-radius: 12px; background: #fff7df; color: #6d5b35; font-size: 12px; line-height: 1.5; }
.manual-note b { flex: 0 0 auto; color: #966500; }
.manual-tool-grid + .manual-note { margin-top: 12px; }
.manual-sync-note { margin-bottom: 14px; }
#manual h2 { scroll-margin-top: 92px; }
.manual-sheet-footer { margin-top: 15px; padding: 9px 6px 0; border-top: 1px solid var(--line); color: #7d8b9c; font-size: 8px; }
.manual-sheet-footer > span:last-child { display: flex; align-items: center; gap: 8px; }
.manual-sheet-footer i { width: 20px; height: 1px; background: #bfc8e2; }
.manual-sheet-heading-light { padding-top: 8px; }
.manual-sheet-teach .manual-section-chip { background: #e9eef7; color: #3f5c78; }
.manual-tool-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 11px; }
.manual-tool-card { position: relative; display: flex; flex-direction: column; min-width: 0; min-height: 250px; padding: 16px 15px; border: 1px solid var(--line); border-radius: 15px; background: #fff; }
.manual-tool-card::before { position: absolute; top: 0; right: 0; left: 0; height: 5px; background: var(--steel); content: ""; }
.manual-tool-yellow::before { background: var(--gold); }
.manual-tool-blue::before { background: var(--sky); }
.manual-tool-green::before { background: var(--steel); }
.manual-tool-icon { display: grid; width: 38px; height: 38px; place-items: center; margin-bottom: 12px; border-radius: 12px; background: #edf2f8; color: #3f5c78; font-size: 23px; font-weight: 900; }
.manual-tool-yellow .manual-tool-icon { background: #fff7df; color: #a06c00; }
.manual-tool-blue .manual-tool-icon { background: #edf3f8; color: #4d86b0; }
.manual-tool-green .manual-tool-icon { background: #edf2f8; color: #3f5c78; }
.manual-tool-card .manual-step-kicker { color: #5b7fa0; font-size: 8px; }
.manual-tool-card h3 { margin: 6px 0; color: var(--ink); font-size: 15px; font-weight: 900; line-height: 1.2; }
.manual-tool-card p, .manual-checklist { color: #5b6e84; font-size: 12px; line-height: 1.5; }
.manual-tool-card p + p { margin-top: 8px; }
.manual-checklist { display: grid; gap: 6px; padding-left: 16px; list-style: disc; }
.manual-tool-card p b { color: var(--ink); }
.manual-tool-card .manual-link { margin-top: auto; padding-top: 12px; color: #3f6f94; font-size: 11px; }
.manual-link { display: inline-flex; align-items: center; gap: 8px; color: #3f6f94; font-size: 11px; font-weight: 900; }
.manual-link span { font-size: 15px; transition: transform .16s ease; }
.manual-link:hover span { transform: translate(2px, -2px); }
.manual-mini-target { position: absolute; right: 17px; bottom: 15px; display: grid; width: 52px; height: 52px; place-items: center; border: 1px dashed #b8c8db; border-radius: 14px; }
.manual-mini-target span, .manual-mini-target i { position: absolute; display: block; border: 2px solid var(--steel); border-radius: 50%; }
.manual-mini-target span { width: 29px; height: 29px; }
.manual-mini-target i { width: 11px; height: 11px; background: var(--gold); }
.manual-mini-qr { position: absolute; right: 15px; bottom: 15px; display: grid; grid-template-columns: repeat(3, 8px); gap: 3px; padding: 7px; border: 1px solid var(--line); border-radius: 8px; background: #f5f8fc; }
.manual-mini-qr i { width: 8px; height: 8px; background: #3f5c78; }
.manual-mini-qr i:nth-child(2), .manual-mini-qr i:nth-child(4), .manual-mini-qr i:nth-child(8) { background: var(--steel); }
.manual-bottom-band { display: grid; grid-template-columns: 1fr 1.6fr auto; gap: 16px; align-items: center; margin-top: 12px; padding: 13px 15px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.manual-bottom-band .manual-step-kicker { font-size: 8px; }
.manual-bottom-band h3 { margin-top: 3px; color: var(--ink); font-size: 13px; font-weight: 900; }
.manual-bottom-band ul { display: grid; gap: 4px; padding-left: 15px; color: #5b6e84; font-size: 9px; line-height: 1.35; }
.manual-support { color: #3f6f94; font-size: 9px; font-weight: 900; white-space: nowrap; }
.manual-export-sheet { width: 1120px; margin: 0; box-shadow: none; }
.manual-export-sheet .manual-cover { grid-template-columns: 1fr; }
.manual-export-sheet .manual-hero { flex-direction: row; }
.manual-export-sheet .manual-hero h1 { font-size: 40px; }
.sync-cloud-status { margin-top: 8px; color: var(--muted); font-size: 12px; }

.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: min(440px, 100%);
  background: var(--surface);
  backdrop-filter: blur(18px);
  border-radius: 24px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.7);
  padding: 32px 28px 28px;
}

.login-card .brand { padding: 0; margin-bottom: 22px; }
.login-card .brand-mark { width: 48px; height: 48px; font-size: 16px; }
.login-brand-mark { display: block; }

/* Keep the password eye centered when shared button hover/active styles apply. */
#togglePassword {
  transform: translateY(-50%);
}

.login-card h1 {
  font-size: 28px;
  letter-spacing: -0.04em;
  font-weight: 800;
  margin-bottom: 6px;
  color: #4d86b0;
}

.lead { color: var(--muted); font-size: 15px; margin-bottom: 22px; }

label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: #5b6e84;
  margin-bottom: 8px;
}

.field { margin-bottom: 14px; }

.login-card input {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.75);
  border-radius: 14px;
  padding: 13px 14px;
  font-size: 15px;
  color: var(--ink);
  outline: none;
}

.login-card input:focus {
  border-color: var(--steel);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(129, 162, 193, 0.22);
}

.error {
  display: none;
  color: #b45309;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 12px;
}

.login-btn { width: 100%; padding: 14px 18px; font-weight: 800; font-size: 15px; }

.hint {
  margin-top: 16px;
  text-align: center;
  color: #7d8b9c;
  font-size: 13px;
}

.sy {
  display: inline-block;
  margin-top: 18px;
  width: 100%;
  text-align: center;
  color: #3f5c78;
  font-weight: 700;
  font-size: 13px;
}

@media (max-width: 820px) {
  .stats, .modules, .students, .topics { grid-template-columns: 1fr; }
  .hero { flex-direction: column; }
  .record-controls { width: 100%; flex-direction: column; align-items: stretch; }
  .record-controls .select-wrap, .record-controls .search { width: 100%; min-width: 0; }
  .section-pick { flex-wrap: wrap; }
  .hero h1, .intro h1 { font-size: 26px; }
  .content { padding: 20px 16px 88px; }
  .year-grid { grid-template-columns: 1fr 1fr; }
  .topic-row { grid-template-columns: 1fr; }
  .topic-actions { justify-content: flex-start; padding-left: 46px; }
  .section-head { flex-direction: column; align-items: stretch; }
  .performance-controls { align-items: stretch; flex-direction: column; }
  .performance-controls .search { width: 100%; }
  .search { min-width: 0; width: 100%; }
  .record .stats { grid-template-columns: 1fr 1fr; }
  .cols { grid-template-columns: 1fr 1fr; }
  .banner { flex-direction: column; align-items: flex-start; border-radius: 18px; }
  .progress-head, .files-foot { flex-direction: column; align-items: stretch; }
  .table-head { display: none; }
  .file-row {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .files .topic { grid-column: 1 / -1; }
  .file-row .action { justify-self: end; grid-column: 1 / -1; }
  .guide-banner { padding: 22px 18px; }
  .guide-banner h2 { font-size: 18px; }
  #manual.manual-page { padding: 16px 12px 88px; }
  .manual-page .manual-sheet { margin-bottom: 18px; padding: 11px; border-radius: 19px; }
  .manual-page .manual-cover { grid-template-columns: 1fr; padding: 17px; }
  .manual-page .manual-cover-actions { grid-template-columns: 1fr 1fr; }
  .manual-page .manual-hero { flex-direction: row; }
  .manual-page .manual-setup-grid { grid-template-columns: 1fr; }
  .manual-page .manual-feature-card { min-height: 0; }
  .manual-page .manual-tool-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .manual-page .manual-bottom-band { grid-template-columns: 1fr 1.5fr; }
  .manual-page .manual-support { grid-column: 1 / -1; }
}

@media (max-width: 520px) {
  .manual-page .manual-hero { align-items: flex-start; flex-wrap: wrap; }
  .manual-page .manual-note { flex-direction: column; gap: 4px; }
  .manual-page .manual-step-card { grid-template-columns: 34px minmax(0, 1fr); gap: 8px; }
  .manual-page .manual-step-icon { display: none; }
  .manual-page .manual-stamp { gap: 7px; }
  .manual-page .manual-stamp-mark { width: 40px; height: 40px; }
  .manual-page .manual-stamp small { font-size: 7px; }
  .manual-page .manual-kicker { font-size: 8px; }
  .manual-page .manual-meta-row { flex-wrap: wrap; font-size: 8px; }
  .manual-page .manual-sheet-heading { align-items: flex-start; flex-wrap: wrap; }
  .manual-page .manual-sheet-heading > div { flex: 1 1 75%; }
  .manual-page .manual-heading-doodle { display: none; }
  .manual-page .manual-tool-grid { grid-template-columns: 1fr; }
  .manual-page .manual-tool-card { min-height: 215px; }
  .manual-page .manual-bottom-band { grid-template-columns: 1fr; }
}

@page manualGuide { size: landscape; margin: 9mm; }

@media print {
  .topbar, .drawer, .help, .banner-actions, .manual-cover-actions { display: none !important; }
  body { background: #fff; }
  .content { max-width: none; padding: 0; }
  .guide-banner { box-shadow: none; print-color-adjust: exact; -webkit-print-color-adjust: exact; }
  .chapter { break-inside: avoid; box-shadow: none; border: 1px solid var(--line); }
  #manual.manual-page { page: manualGuide; max-width: none; padding: 0; }
  .manual-sheet { min-height: 0; margin: 0; padding: 4mm; border-radius: 12px; box-shadow: none; break-inside: avoid; break-after: page; print-color-adjust: exact; -webkit-print-color-adjust: exact; }
  .manual-sheet:last-child { break-after: auto; }
  .manual-cover { padding: 5mm 6mm; }
  .manual-hero { margin: 3mm 0; }
  .manual-sheet-heading { padding: 5mm 2mm 4mm; }
  .manual-feature-card { min-height: 0; }
  .manual-tool-card { min-height: 0; }
  .manual-tool-card p, .manual-checklist, .manual-step-card p, .manual-note { font-size: 11px; }
  .manual-sheet-footer { margin-top: 4mm; }
}

/* Hide the notification bell icon across all Teacher Portal pages */
.topbar-right .bell,
.icon-btn.bell {
  display: none !important;
}