:root {
  --color-primary: #098046;
  --color-primary-dark: #056b3d;
  --color-primary-soft: #e1f4e9;
  --color-primary-pale: #f1faf5;
  --color-on-primary: #ffffff;
  --color-background: #f5fbf7;
  --color-surface: #ffffff;
  --color-foreground: #063b25;
  --color-text: #173c2b;
  --color-text-muted: #4d6b5a;
  --color-border: #d8ece1;
  --color-border-strong: #a8d5ba;
  --color-success: #1f7a50;
  --color-success-soft: #e3f4ea;
  --color-danger: #b42318;
  --color-danger-dark: #8a1c14;
  --color-danger-soft: #fde8e7;
  --color-warning: #8a5708;
  --color-warning-soft: #fef3c7;
  --color-info: #315c85;
  --color-info-soft: #eaf3fb;
  --shadow-sm: 0 2px 8px rgb(6 59 37 / 6%);
  --shadow-md: 0 12px 34px rgb(6 59 37 / 9%);
  --shadow-lg: 0 24px 60px rgb(6 59 37 / 14%);
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  font-family: Inter, "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-background);
  font-synthesis: none;
}

* { box-sizing: border-box; }

html {
  min-width: 320px;
  background: var(--color-background);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  min-height: 100dvh;
  background:
    radial-gradient(circle at 82% 3%, rgb(188 231 207 / 42%), transparent 25rem),
    linear-gradient(155deg, #ffffff 0%, var(--color-background) 58%, #eef9f2 100%);
  color: var(--color-text);
  line-height: 1.55;
}

button,
input,
select { font: inherit; }

button,
[role="button"] {
  cursor: pointer;
  touch-action: manipulation;
}

button { color: inherit; }
button:active:not(:disabled) { opacity: .78; }
button:disabled { cursor: not-allowed; opacity: .46; }

button:focus-visible,
input:focus-visible,
select:focus-visible,
a:focus-visible {
  outline: 3px solid rgb(9 128 70 / 30%);
  outline-offset: 3px;
}

svg { display: block; width: 1.2em; height: 1.2em; }
.no-wrap { white-space: nowrap; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--color-foreground);
  color: #fff;
  text-decoration: none;
  transform: translateY(-150%);
  transition: transform 180ms ease;
}

.skip-link:focus { transform: translateY(0); }

.app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid rgb(216 236 225 / 88%);
  background: rgb(255 253 251 / 86%);
  box-shadow: 0 8px 30px rgb(6 59 37 / 4%);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: grid;
  width: min(1120px, calc(100% - 40px));
  min-height: 76px;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-self: start;
  gap: 11px;
  color: var(--color-foreground);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 43px;
  height: 43px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 14px;
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 9px 22px rgb(9 128 70 / 24%);
}

.brand-mark svg { width: 29px; height: 29px; }
.brand-copy strong, .brand-copy small { display: block; }
.brand-copy strong { font-size: 16px; letter-spacing: .02em; }
.brand-copy small { margin-top: 1px; color: var(--color-text-muted); font-size: 11px; }

.main-nav {
  display: flex;
  align-items: center;
  justify-self: center;
  gap: 4px;
  padding: 5px;
  border: 1px solid var(--color-border);
  border-radius: 15px;
  background: rgb(255 255 255 / 72%);
}

.nav-item {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 8px;
  padding: 0 14px;
  border: 0;
  border-radius: 11px;
  background: transparent;
  color: var(--color-text-muted);
  font-size: 13px;
  font-weight: 700;
  transition: background 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.nav-item:hover { color: var(--color-primary-dark); }
.nav-item.is-active { background: var(--color-primary-soft); color: var(--color-primary-dark); box-shadow: var(--shadow-sm); }

.streak-pill {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-self: end;
  gap: 9px;
  padding: 0 13px;
  border: 1px solid #f1d28b;
  border-radius: 999px;
  background: #fff9e9;
  color: #7a4b08;
}

.streak-pill > svg { font-size: 20px; }
.streak-pill strong, .streak-pill small { display: block; }
.streak-pill strong { font-size: 12px; }
.streak-pill small { color: #8b6124; font-size: 10px; }

.auth-context {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  grid-column: 1 / -1;
  justify-self: stretch;
  flex-wrap: wrap;
  margin-top: -16px;
  padding: 0 0 12px;
  gap: 8px;
  color: var(--color-text-muted);
  font-size: 13px;
}

.auth-context:empty { display: none; }

.auth-context__employee {
  max-width: 320px;
  overflow: hidden;
  color: var(--color-foreground);
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.auth-context select {
  min-height: 44px;
  max-width: 220px;
  padding: 0 28px 0 10px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: #fff;
  color: var(--color-text);
  font-size: 14px;
}

.auth-context__logout {
  min-width: 44px;
  min-height: 44px;
  padding: 0 10px;
  border: 1px solid var(--color-border-strong);
  border-radius: 10px;
  background: #fff;
  color: var(--color-primary-dark);
  font-size: 13px;
  font-weight: 800;
}

.auth-context__logout:hover { border-color: var(--color-primary); background: var(--color-primary-pale); }
.auth-context__employee small { margin-left: 8px; color: var(--color-text-muted); font-size: 12px; font-weight: 500; }
.account-nav { display: flex; flex-wrap: wrap; gap: 8px; margin-left: auto; }
.auth-context__link { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; gap: 6px; padding: 0 12px; border: 1px solid transparent; border-radius: 10px; background: transparent; color: var(--color-text-muted); font-weight: 700; transition: background 180ms ease, color 180ms ease; }
.auth-context__link:hover, .auth-context__link.is-active { background: var(--color-primary-soft); color: var(--color-primary-dark); }

/* 账号管理延续学习页面的轻量结构，危险操作独立确认。 */
.management-summary { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-bottom: 24px; }
.management-summary .card { padding: 22px; }
.management-summary .card > span { display: flex; align-items: center; gap: 8px; color: var(--color-text-muted); font-size: 14px; }
.management-summary strong { display: block; margin-top: 12px; font-size: 32px; color: var(--color-foreground); }
.management-summary strong small { margin-left: 8px; font-size: 13px; font-weight: 500; color: var(--color-text-muted); }
.management-summary .management-summary__role { padding-top: 9px; font-size: 21px; }
.management-toolbar, .management-tabs, .management-pagination, .account-form-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.management-toolbar { justify-content: space-between; margin-bottom: 20px; }
.management-tabs { gap: 4px; padding: 4px; border: 1px solid var(--color-border); border-radius: 14px; background: var(--color-surface); }
.management-tabs button { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 0 16px; border: 0; border-radius: 10px; background: transparent; color: var(--color-text-muted); font-weight: 700; transition: background 180ms ease; }
.management-tabs button[aria-pressed="true"], .management-tabs button:hover { color: var(--color-primary-dark); background: var(--color-primary-soft); }
.management-directory { padding: 24px; }
.management-filters { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; }
.management-filters label { min-width: 0; }
.management-search { display: flex; align-items: center; gap: 10px; flex: 1 1 260px; padding: 0 14px; border: 1px solid var(--color-border-strong); border-radius: 10px; background: var(--color-surface); }
.management-search input { width: 100%; min-width: 0; min-height: 46px; border: 0; background: transparent; font-size: 16px; color: var(--color-text); }
.management-filters select { min-height: 46px; max-width: 240px; padding: 8px 12px; border: 1px solid var(--color-border-strong); border-radius: 10px; background: var(--color-surface); color: var(--color-text); font-size: 16px; }
.management-list-count, .management-footnote { color: var(--color-text-muted); font-size: 13px; }
.management-list-count { margin: 20px 0 8px; }
.management-record { display: grid; grid-template-columns: minmax(180px, 1fr) minmax(130px, 1fr) auto auto; gap: 16px; align-items: center; padding: 20px 0; border-top: 1px solid var(--color-border); }
.management-record__identity { display: flex; align-items: center; min-width: 0; gap: 12px; }
.management-avatar { display: grid; flex: 0 0 40px; height: 40px; place-items: center; border-radius: 12px; background: var(--color-primary-pale); color: var(--color-primary); }
.management-record h2 { margin: 0; font-size: 16px; overflow-wrap: anywhere; }
.management-record p { margin: 4px 0 0; font-size: 12px; color: var(--color-text-muted); overflow-wrap: anywhere; }
.management-record__scope > div { display: flex; flex-wrap: wrap; gap: 6px; }
.store-tag { display: inline-flex; padding: 4px 8px; border-radius: 7px; background: var(--color-primary-pale); color: var(--color-primary-dark); font-size: 12px; overflow-wrap: anywhere; }
.account-status { display: inline-flex; align-items: center; justify-self: start; gap: 4px; white-space: nowrap; font-size: 12px; color: var(--color-success); }
.account-status.is-inactive { color: var(--color-text-muted); }
.management-record__actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.management-record__actions .btn { min-height: 44px; padding: 8px 12px; font-size: 12px; }
.management-readonly { max-width: 160px; color: var(--color-text-muted); font-size: 12px; }
.management-pagination { justify-content: center; padding-top: 20px; border-top: 1px solid var(--color-border); font-size: 13px; }
.management-empty, .management-loading { padding: 48px 20px; text-align: center; color: var(--color-text-muted); }
.management-empty > span { display: inline-flex; font-size: 36px; color: var(--color-primary); }
.management-empty h2 { font-size: 20px; color: var(--color-foreground); }
.management-empty p { font-size: 14px; }
.management-notice { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding: 16px; border-radius: 12px; margin-bottom: 20px; background: var(--color-info-soft); }
.management-notice.is-error { color: var(--color-danger); background: var(--color-danger-soft); }
.card.management-editor { padding: 28px; margin-bottom: 24px; border-color: var(--color-border-strong); scroll-margin-top: 160px; }
.management-editor h2, .account-password-card h2 { display: flex; align-items: center; gap: 8px; margin: 0 0 8px; font-size: 22px; }
.management-editor > p, .account-password-card > p { margin: 0 0 24px; color: var(--color-text-muted); font-size: 14px; }
.account-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.account-field { display: flex; flex-direction: column; min-width: 0; gap: 8px; margin-bottom: 18px; }
.account-field > label { font-weight: 700; font-size: 14px; }
.account-field > input, .account-field > select, .password-input { width: 100%; min-height: 48px; border: 1px solid var(--color-border-strong); border-radius: 10px; background: var(--color-surface); color: var(--color-text); font-size: 16px; }
.account-field > input, .account-field > select { padding: 10px 12px; }
.account-field input[readonly] { background: var(--color-primary-pale); color: var(--color-text-muted); }
.account-field small { color: var(--color-text-muted); font-size: 12px; }
.password-input { display: flex; align-items: center; }
.password-input input { width: 100%; min-width: 0; min-height: 46px; padding: 10px 12px; border: 0; border-radius: 10px; background: transparent; color: inherit; font-size: 16px; }
.password-input button { flex: 0 0 auto; min-width: 52px; min-height: 44px; margin-right: 2px; border: 0; border-radius: 8px; background: transparent; color: var(--color-primary-dark); font-size: 13px; }
.password-input button:hover { background: var(--color-primary-pale); }
.store-selection { padding: 16px; margin: 0 0 20px; border: 1px solid var(--color-border); border-radius: 12px; }
.store-selection legend { padding: 0 6px; font-weight: 700; font-size: 14px; }
.store-selection label { display: inline-flex; min-height: 48px; align-items: center; gap: 10px; margin: 4px 16px 4px 0; padding: 8px; border-radius: 8px; cursor: pointer; }
.store-selection label:hover, .store-selection label:has(:checked) { background: var(--color-primary-pale); }
.store-selection input { width: 20px; height: 20px; accent-color: var(--color-primary); }
.store-selection small { display: block; color: var(--color-text-muted); font-size: 12px; }
.form-feedback { margin-bottom: 16px; padding: 12px; border-radius: 10px; color: var(--color-danger); background: var(--color-danger-soft); font-size: 14px; }
.form-feedback:empty { display: none; }
.account-form-actions { margin-top: 8px; }
.btn.btn-danger { background: var(--color-danger); color: var(--color-on-primary); }
.btn-danger:hover { background: var(--color-danger-dark); }
.btn.btn-danger-ghost { color: var(--color-danger); border-color: var(--color-danger-soft); background: transparent; }
.btn-danger-ghost:hover { background: var(--color-danger-soft); }
.account-settings-grid { display: grid; grid-template-columns: minmax(220px, 1fr) minmax(0, 1.65fr); gap: 24px; align-items: start; }
.account-profile, .account-password-card { padding: 28px; }
.account-profile__icon { display: grid; width: 52px; height: 52px; place-items: center; background: var(--color-primary-soft); border-radius: 16px; color: var(--color-primary); font-size: 24px; }
.account-profile h2 { margin: 16px 0 8px; font-size: 24px; overflow-wrap: anywhere; }
.account-profile dl { margin: 24px 0; }
.account-profile dt { margin-top: 18px; color: var(--color-text-muted); font-size: 13px; }
.account-profile dd { margin: 4px 0 0; overflow-wrap: anywhere; }
.account-profile > p { color: var(--color-text-muted); font-size: 13px; }

@media (max-width: 1024px) {
  .management-record { grid-template-columns: minmax(180px, 1fr) minmax(130px, 1fr) auto; }
  .management-record__actions { grid-column: 1 / -1; justify-content: flex-start; }
  .management-readonly { max-width: none; }
}
@media (max-width: 620px) {
  .auth-context { margin-top: 0; }
  .auth-context__employee { flex: 1 1 100% !important; }
  .account-nav { margin-left: 0; flex: 1 1 auto; }
  .auth-context__link { padding: 0 8px; font-size: 12px; }
  .auth-context select { max-width: 100% !important; flex: 1 1 100% !important; font-size: 16px; }
  .management-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .management-summary .card { padding: 16px; }
  .management-summary .card:last-child { grid-column: 1 / -1; }
  .management-summary .management-summary__role { padding-top: 0; font-size: 20px; }
  .management-directory, .card.management-editor, .account-profile, .account-password-card { padding: 18px; }
  .management-toolbar { align-items: stretch; }
  .management-toolbar > .btn, .management-tabs { width: 100%; }
  .management-tabs button { flex: 1; }
  .management-filters > label { flex: 1 1 100%; }
  .management-filters select { width: 100%; max-width: 100%; }
  .management-record { grid-template-columns: minmax(0, 1fr) auto; gap: 12px; }
  .management-record__scope { grid-column: 1 / -1; grid-row: 2; }
  .management-record__actions { grid-row: 3; }
  .account-form-grid, .account-settings-grid { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .account-settings-grid { gap: 20px; }
  .card.management-editor { scroll-margin-top: 220px; }
}

.main-content {
  min-height: calc(100vh - 76px);
  min-height: calc(100dvh - 76px);
}

.view-root {
  width: min(1040px, calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(34px, 5vw, 68px) 0 72px;
  outline: none;
}

.page-view { animation: page-in 240ms ease both; }
@keyframes page-in { from { opacity: 0; transform: translateY(7px); } to { opacity: 1; transform: translateY(0); } }

.page-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 30px;
}

.page-heading__copy { max-width: 660px; }
.eyebrow { margin: 0 0 7px; color: var(--color-primary-dark); font-size: 12px; font-weight: 800; letter-spacing: .12em; }
.page-heading h1 { margin: 0; color: var(--color-foreground); font-size: clamp(30px, 4vw, 48px); line-height: 1.16; letter-spacing: -.04em; }
.page-heading__copy > p:last-child { margin: 10px 0 0; color: var(--color-text-muted); font-size: 15px; }
.page-heading__actions { display: flex; flex: 0 0 auto; gap: 10px; }

.card {
  border: 1px solid rgb(216 236 225 / 94%);
  border-radius: var(--radius-lg);
  background: rgb(255 253 251 / 90%);
  box-shadow: var(--shadow-md);
}

.auth-shell {
  display: grid;
  min-height: min(680px, calc(100dvh - 150px));
  place-items: center;
}

.auth-card {
  width: min(100%, 460px);
  padding: clamp(26px, 6vw, 48px);
}

.auth-card__mark {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  border-radius: 17px;
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  font-size: 25px;
}

.auth-card h1 { margin: 12px 0 0; color: var(--color-foreground); font-size: clamp(28px, 5vw, 38px); letter-spacing: -.04em; }
.auth-card > p:not(.eyebrow):not(.auth-hint) { margin: 10px 0 22px; color: var(--color-text-muted); font-size: 13px; }
.auth-card form { display: grid; gap: 9px; }
.field-label { margin-top: 6px; color: var(--color-foreground); font-size: 12px; font-weight: 800; }
.auth-card input { min-height: 48px; width: 100%; padding: 0 13px; border: 1px solid var(--color-border); border-radius: 12px; background: #fff; color: var(--color-text); outline: none; }
.auth-card input:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgb(9 128 70 / 12%); }
.auth-submit { width: 100%; margin-top: 10px; }
.auth-error { margin: 0 0 17px; padding: 11px 13px; border: 1px solid #efb1aa; border-radius: 11px; background: var(--color-danger-soft); color: var(--color-danger-dark); font-size: 12px; font-weight: 700; }
.auth-hint { margin: 18px 0 0; color: var(--color-text-muted); font-size: 11px; }

.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-size: 14px;
  font-weight: 800;
  transition: background 180ms ease, border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.btn:hover:not(:disabled) { transform: translateY(-1px); }
.btn-primary { background: var(--color-primary); color: var(--color-on-primary); box-shadow: 0 10px 24px rgb(9 128 70 / 24%); }
.btn-primary:hover:not(:disabled) { background: #076c3d; box-shadow: 0 13px 30px rgb(9 128 70 / 30%); }
.btn-secondary { border-color: var(--color-border-strong); background: #fff; color: var(--color-primary-dark); }
.btn-secondary:hover:not(:disabled) { border-color: var(--color-primary); background: var(--color-primary-pale); }
.btn-ghost { background: transparent; color: var(--color-primary-dark); }
.btn-ghost:hover:not(:disabled) { background: var(--color-primary-pale); }

.today-hero {
  position: relative;
  display: grid;
  min-height: 300px;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 36px;
  overflow: hidden;
  padding: clamp(28px, 5vw, 52px);
  border: 0;
  background: radial-gradient(circle at 90% 15%, rgb(255 255 255 / 24%), transparent 16rem), linear-gradient(135deg, #064b2d 0%, #08723f 54%, #098046 100%);
  color: #fff;
  box-shadow: 0 24px 58px rgb(4 85 47 / 24%);
}

.today-hero::before, .today-hero::after { content: ""; position: absolute; border: 1px solid rgb(255 255 255 / 14%); border-radius: 50%; }
.today-hero::before { width: 260px; height: 260px; right: -90px; bottom: -145px; }
.today-hero::after { width: 150px; height: 150px; top: -90px; right: 34%; }
.hero-copy, .hero-orb { position: relative; z-index: 1; }
.hero-kicker { display: inline-flex; align-items: center; gap: 8px; margin: 0; color: #bdebd0; font-size: 12px; font-weight: 800; letter-spacing: .1em; }
.hero-copy h2 { max-width: 650px; margin: 14px 0 10px; font-size: clamp(28px, 4vw, 43px); line-height: 1.17; letter-spacing: -.035em; }
.hero-copy > p:last-of-type { max-width: 570px; margin: 0 0 25px; color: #e1f5e9; font-size: 14px; }
.today-hero .btn { background: #fff; color: var(--color-primary-dark); box-shadow: 0 11px 27px rgb(6 59 37 / 25%); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.today-hero .hero-quiz-button { border-color: rgb(255 255 255 / 45%); background: rgb(4 85 47 / 36%); color: #fff; box-shadow: none; }
.today-hero .hero-quiz-button:hover:not(:disabled) { border-color: #fff; background: rgb(4 85 47 / 58%); }

.hero-orb {
  display: grid;
  width: 146px;
  height: 146px;
  place-items: center;
  border: 1px solid rgb(255 255 255 / 23%);
  border-radius: 50%;
  background: rgb(4 85 47 / 38%);
  box-shadow: inset 0 0 0 11px rgb(255 255 255 / 9%);
  text-align: center;
}

.hero-orb strong, .hero-orb span { display: block; }
.hero-orb strong { font-size: 38px; line-height: 1; }
.hero-orb span { margin-top: 8px; color: #bdebd0; font-size: 11px; }

.today-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); gap: 20px; margin-top: 20px; align-items: start; }
.section-card { padding: 24px; }
.stack { display: grid; gap: 20px; }
.card-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
.card-heading h2, .card-heading h3 { margin: 0; color: var(--color-foreground); font-size: 18px; }
.card-heading p { margin: 4px 0 0; color: var(--color-text-muted); font-size: 12px; }

.text-button { display: inline-flex; min-height: 44px; align-items: center; gap: 6px; padding: 0 5px; border: 0; background: transparent; color: var(--color-primary-dark); font-size: 12px; font-weight: 800; }
.text-button:hover { text-decoration: underline; text-underline-offset: 3px; }

.due-list { display: grid; gap: 7px; }
.due-item { display: grid; min-height: 68px; grid-template-columns: 42px 1fr auto; align-items: center; gap: 12px; padding: 8px 10px; border: 1px solid transparent; border-radius: 14px; background: #f1faf5; text-align: left; transition: border-color 180ms ease, background 180ms ease, box-shadow 180ms ease; }
.due-item:hover { border-color: var(--color-border-strong); background: #fff; box-shadow: var(--shadow-sm); }
.due-item__icon { display: grid; width: 40px; height: 40px; place-items: center; border-radius: 12px; background: var(--item-soft); color: var(--item-color); font-size: 19px; }
.due-item strong, .due-item small { display: block; }
.due-item strong { font-size: 13px; }
.due-item small { margin-top: 3px; color: var(--color-text-muted); font-size: 11px; }
.type-badge { display: inline-flex; min-height: 28px; align-items: center; padding: 0 9px; border-radius: 999px; background: #fff; color: var(--color-text-muted); font-size: 10px; font-weight: 800; white-space: nowrap; }

.memory-method { display: grid; gap: 0; }
.method-step { position: relative; display: grid; min-height: 76px; grid-template-columns: 38px 1fr; gap: 12px; }
.method-step:not(:last-child)::after { content: ""; position: absolute; top: 38px; bottom: 0; left: 18px; width: 2px; background: #eadbd8; }
.method-number { position: relative; z-index: 1; display: grid; width: 38px; height: 38px; place-items: center; border: 2px solid var(--color-border-strong); border-radius: 50%; background: var(--color-surface); color: var(--color-primary-dark); font-size: 12px; font-weight: 900; }
.method-copy strong, .method-copy span { display: block; }
.method-copy strong { margin-top: 2px; font-size: 13px; }
.method-copy span { margin-top: 3px; color: var(--color-text-muted); font-size: 11px; }

.guardrail { border-color: #f1dfb6; background: linear-gradient(145deg, #fffefb, #fff8e8); }
.guardrail__top { display: flex; align-items: center; gap: 10px; color: #7a4b08; }
.guardrail__icon { display: grid; width: 38px; height: 38px; place-items: center; border-radius: 11px; background: #f8e8b8; }
.guardrail strong { font-size: 13px; }
.guardrail p { margin: 12px 0 0; color: #765926; font-size: 12px; }

.today-quiz-card { overflow: hidden; background: linear-gradient(145deg, #ffffff, #eff9f3); }
.today-quiz-card__top { display: flex; align-items: center; gap: 8px; color: var(--color-primary-dark); font-size: 11px; font-weight: 900; letter-spacing: .08em; }
.today-quiz-card__icon { display: grid; width: 35px; height: 35px; place-items: center; border-radius: 11px; background: var(--color-primary-soft); font-size: 18px; }
.today-quiz-card h3 { margin: 16px 0 7px; color: var(--color-foreground); font-size: 19px; line-height: 1.4; }
.today-quiz-card > p { margin: 0; color: var(--color-text-muted); font-size: 12px; }
.today-quiz-card__meta { display: flex; gap: 18px; margin: 17px 0; color: var(--color-text-muted); font-size: 11px; }
.today-quiz-card__meta strong { color: var(--color-foreground); font-size: 16px; }
.today-quiz-card .btn { width: 100%; }

.session-shell { width: min(780px, 100%); margin: 0 auto; }
.session-topbar { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 16px; margin-bottom: 24px; }
.session-progress { height: 8px; overflow: hidden; border-radius: 99px; background: #eadfdd; }
.session-progress span { display: block; width: var(--progress); height: 100%; border-radius: inherit; background: var(--color-primary); transition: width 260ms ease; }
.session-count { color: var(--color-text-muted); font-size: 12px; font-weight: 800; }

.flashcard { overflow: hidden; border-radius: var(--radius-xl); }
.flashcard-question { min-height: 360px; padding: clamp(28px, 6vw, 56px); background: radial-gradient(circle at 90% 15%, rgb(210 241 222 / 95%), transparent 18rem), linear-gradient(145deg, #ffffff, #f1faf5); }
.question-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.question-tag, .source-badge { display: inline-flex; min-height: 30px; align-items: center; gap: 7px; padding: 0 10px; border-radius: 999px; background: var(--color-primary-soft); color: var(--color-primary-dark); font-size: 11px; font-weight: 800; }
.source-badge { background: var(--color-success-soft); color: #24553e; }
.flashcard-question h1 { max-width: 690px; margin: 42px 0 12px; color: var(--color-foreground); font-size: clamp(25px, 4.2vw, 38px); line-height: 1.34; letter-spacing: -.025em; }
.flashcard-question > p { margin: 0; color: var(--color-text-muted); font-size: 14px; }
.reveal-wrap { margin-top: 42px; }

.flashcard-answer { padding: 28px clamp(28px, 6vw, 56px) 34px; border-top: 1px solid var(--color-border); background: #fff; animation: answer-in 220ms ease both; }
@keyframes answer-in { from { opacity: 0; transform: translateY(-5px); } to { opacity: 1; transform: translateY(0); } }
.answer-kicker { display: flex; align-items: center; gap: 8px; margin: 0 0 8px; color: var(--color-success); font-size: 11px; font-weight: 900; letter-spacing: .1em; }
.flashcard-answer h2 { margin: 0; color: var(--color-foreground); font-size: 21px; }
.answer-points { display: grid; gap: 10px; margin: 18px 0; padding: 0; list-style: none; }
.answer-points li { display: grid; grid-template-columns: 24px 1fr; gap: 9px; color: var(--color-text); font-size: 14px; }
.answer-points li > span:first-child { display: grid; width: 22px; height: 22px; place-items: center; border-radius: 50%; background: var(--color-success-soft); color: var(--color-success); font-size: 12px; }
.mnemonic { display: flex; gap: 10px; padding: 13px 14px; border-radius: 13px; background: var(--color-info-soft); color: #274d73; font-size: 12px; }

.rating-panel { margin-top: 20px; padding: 20px; text-align: center; }
.rating-panel > p { margin: 0 0 13px; color: var(--color-text-muted); font-size: 12px; font-weight: 700; }
.rating-buttons { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.rating-button { display: grid; min-height: 66px; place-items: center; align-content: center; gap: 2px; padding: 8px; border: 1px solid var(--color-border); border-radius: 13px; background: #fff; transition: border-color 180ms ease, background 180ms ease, box-shadow 180ms ease; }
.rating-button:hover { border-color: var(--rating-color); background: var(--rating-soft); box-shadow: var(--shadow-sm); }
.rating-button strong { color: var(--rating-color); font-size: 13px; }
.rating-button small { color: var(--color-text-muted); font-size: 10px; }

.session-complete { padding: clamp(34px, 7vw, 64px); text-align: center; }
.complete-icon { display: grid; width: 78px; height: 78px; margin: 0 auto 20px; place-items: center; border-radius: 50%; background: var(--color-success-soft); color: var(--color-success); font-size: 34px; }
.session-complete h1 { margin: 0; color: var(--color-foreground); font-size: clamp(28px, 4vw, 40px); }
.session-complete > p { max-width: 520px; margin: 10px auto 25px; color: var(--color-text-muted); }
.complete-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; max-width: 520px; margin: 0 auto 26px; }
.complete-stat { padding: 14px 8px; border-radius: 13px; background: #f1faf5; }
.complete-stat strong, .complete-stat span { display: block; }
.complete-stat strong { color: var(--color-foreground); font-size: 22px; }
.complete-stat span { color: var(--color-text-muted); font-size: 10px; }

.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 16px; }
.search-field { display: grid; min-height: 48px; min-width: min(380px, 100%); flex: 1 1 320px; grid-template-columns: 22px 1fr; align-items: center; gap: 9px; padding: 0 14px; border: 1px solid var(--color-border); border-radius: 13px; background: #fff; color: var(--color-text-muted); }
.search-field:focus-within { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgb(9 128 70 / 12%); }
.search-field input { width: 100%; border: 0; outline: 0; background: transparent; color: var(--color-text); font-size: 14px; }
.filter-pills { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 22px; }
.filter-pill { min-height: 44px; padding: 0 15px; border: 1px solid var(--color-border); border-radius: 999px; background: rgb(255 255 255 / 74%); color: var(--color-text-muted); font-size: 12px; font-weight: 800; transition: background 180ms ease, color 180ms ease, border-color 180ms ease; }
.filter-pill:hover, .filter-pill.is-active { border-color: var(--color-primary); background: var(--color-primary-soft); color: var(--color-primary-dark); }

.card-library { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.knowledge-card { position: relative; display: grid; min-height: 210px; align-content: space-between; gap: 22px; padding: 22px; border: 1px solid var(--color-border); border-radius: 18px; background: rgb(255 253 251 / 92%); box-shadow: var(--shadow-sm); text-align: left; transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease; }
.knowledge-card:hover { transform: translateY(-2px); border-color: var(--color-border-strong); box-shadow: var(--shadow-md); }
.knowledge-card__top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.knowledge-card__category { display: inline-flex; min-height: 28px; align-items: center; gap: 6px; padding: 0 9px; border-radius: 999px; background: var(--card-soft); color: var(--card-color); font-size: 10px; font-weight: 900; }
.knowledge-card__interval { color: var(--color-text-muted); font-size: 10px; }
.knowledge-card h2 { margin: 0; color: var(--color-foreground); font-size: 18px; line-height: 1.45; }
.knowledge-card__bottom { display: flex; align-items: center; justify-content: space-between; gap: 10px; color: var(--color-text-muted); font-size: 11px; }
.empty-state { grid-column: 1 / -1; min-height: 220px; padding: 52px 24px; border: 1px dashed var(--color-border-strong); border-radius: var(--radius-lg); color: var(--color-text-muted); text-align: center; }
.empty-state strong, .empty-state span { display: block; }
.empty-state strong { color: var(--color-text); }
.empty-state span { margin-top: 5px; font-size: 12px; }

.quiz-hero {
  display: grid;
  min-height: 280px;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 34px;
  overflow: hidden;
  padding: clamp(28px, 5vw, 48px);
  background: radial-gradient(circle at 92% 12%, rgb(198 235 212 / 66%), transparent 16rem), linear-gradient(145deg, #ffffff, #eff9f3);
}
.quiz-hero__copy { position: relative; z-index: 1; }
.quiz-hero__tag { display: inline-flex; min-height: 30px; align-items: center; gap: 7px; padding: 0 10px; border-radius: 999px; background: var(--color-primary-soft); color: var(--color-primary-dark); font-size: 11px; font-weight: 900; }
.quiz-hero h2 { max-width: 650px; margin: 17px 0 9px; color: var(--color-foreground); font-size: clamp(27px, 4vw, 40px); line-height: 1.22; letter-spacing: -.035em; }
.quiz-hero__copy > p { max-width: 590px; margin: 0 0 24px; color: var(--color-text-muted); font-size: 14px; }
.quiz-hero__score { position: relative; z-index: 1; display: flex; min-width: 230px; align-items: center; justify-content: center; gap: 24px; padding: 27px 24px; border: 1px solid var(--color-border-strong); border-radius: 22px; background: rgb(255 255 255 / 76%); box-shadow: var(--shadow-sm); }
.quiz-hero__score div { min-width: 65px; text-align: center; }
.quiz-hero__score strong, .quiz-hero__score span { display: block; }
.quiz-hero__score strong { color: var(--color-foreground); font-size: 35px; line-height: 1; }
.quiz-hero__score span { margin-top: 7px; color: var(--color-text-muted); font-size: 11px; }
.quiz-hero__score i { width: 1px; height: 48px; background: var(--color-border); }

.quiz-section { margin-top: 30px; }
.learning-loading { padding: 36px 24px; text-align: center; }
.learning-loading > span { color: var(--color-primary); font-size: 28px; }
.learning-loading h1 { color: var(--color-foreground); font-size: 22px; }
.learning-loading p { color: var(--color-text-muted); }
.quiz-resume { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; margin-bottom: 20px; padding: 22px 24px; border-color: var(--color-border-strong); }
.quiz-resume h2 { margin: 4px 0 8px; color: var(--color-foreground); font-size: 20px; }
.quiz-resume p:not(.eyebrow) { margin: 0; color: var(--color-text-muted); font-size: 14px; }
.quiz-resume__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.quiz-resume__actions .btn { min-height: 44px; }
.quiz-session-tools { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin: 0 0 12px; }
.quiz-session-tools p { margin: 0; color: var(--color-text-muted); font-size: 13px; }
.quiz-session-tools .btn { min-height: 44px; }
.quiz-category-card .quiz-category-progress { color: var(--color-primary-dark); font-size: 12px; line-height: 1.5; }
@media (max-width: 600px) {
  .quiz-resume { padding: 20px; }
  .quiz-resume__actions { width: 100%; }
  .quiz-resume__actions .btn { flex: 1 1 130px; }
}
.quiz-mode-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.quiz-mode-card { display: grid; min-height: 235px; align-content: start; padding: 22px; border-color: var(--color-border); color: var(--color-text); text-align: left; transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background 180ms ease; }
.quiz-mode-card:hover { transform: translateY(-2px); border-color: var(--color-border-strong); background: #fff; box-shadow: var(--shadow-lg); }
.quiz-mode-card__icon { display: grid; width: 44px; height: 44px; place-items: center; border-radius: 13px; background: var(--color-primary-soft); color: var(--color-primary-dark); font-size: 21px; }
.quiz-mode-card__eyebrow { margin-top: 17px; color: var(--color-primary-dark); font-size: 10px; font-weight: 900; letter-spacing: .08em; }
.quiz-mode-card > strong { margin-top: 3px; color: var(--color-foreground); font-size: 19px; }
.quiz-mode-card__copy { margin-top: 7px; color: var(--color-text-muted); font-size: 12px; }
.quiz-mode-card__footer { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 20px; color: var(--color-primary-dark); font-size: 11px; font-weight: 800; }
.quiz-mode-card__footer b { color: var(--color-text-muted); font-size: 10px; }
.quiz-mode-card__footer > span { display: inline-flex; align-items: center; gap: 5px; }

.question-bank-meta { color: var(--color-text-muted); font-size: 11px; font-weight: 800; }
.quiz-category-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.quiz-category-card { display: grid; min-height: 104px; grid-template-columns: 42px minmax(0, 1fr) auto; align-items: center; gap: 12px; padding: 17px; color: var(--color-text); text-align: left; transition: border-color 180ms ease, background 180ms ease, box-shadow 180ms ease; }
.quiz-category-card:hover { border-color: var(--color-border-strong); background: #fff; box-shadow: var(--shadow-md); }
.quiz-category-card__icon { display: grid; width: 42px; height: 42px; place-items: center; border-radius: 13px; background: var(--color-primary-soft); color: var(--color-primary-dark); font-size: 20px; }
.quiz-category-card strong, .quiz-category-card small { display: block; }
.quiz-category-card strong { color: var(--color-foreground); font-size: 15px; }
.quiz-category-card small { margin-top: 4px; color: var(--color-text-muted); font-size: 10px; line-height: 1.4; }
.quiz-category-card > b { display: inline-flex; align-items: center; gap: 4px; color: var(--color-primary-dark); font-size: 10px; white-space: nowrap; }

.diagnosis-empty { display: flex; align-items: center; gap: 15px; margin-top: 22px; padding: 21px 23px; }
.diagnosis-empty > span { display: grid; width: 44px; height: 44px; flex: 0 0 auto; place-items: center; border-radius: 13px; background: var(--color-info-soft); color: #315c85; font-size: 21px; }
.diagnosis-empty strong { color: var(--color-foreground); font-size: 14px; }
.diagnosis-empty p { margin: 4px 0 0; color: var(--color-text-muted); font-size: 11px; }
.latest-diagnosis { margin-top: 22px; padding: 24px; }
.latest-diagnosis__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; margin-bottom: 20px; }
.latest-diagnosis__head .eyebrow { margin: 0; }
.latest-diagnosis__head h2 { margin: 4px 0 0; color: var(--color-foreground); font-size: 21px; }
.latest-diagnosis__head p:last-child { margin: 5px 0 0; color: var(--color-text-muted); font-size: 11px; }
.diagnosis-list { display: grid; gap: 10px; }
.diagnosis-row { display: grid; min-height: 38px; grid-template-columns: 142px minmax(80px, 1fr) 44px; align-items: center; gap: 11px; padding: 4px 7px; border-radius: 10px; }
.diagnosis-row.is-weakest { background: var(--color-primary-pale); }
.diagnosis-row > span:first-child { display: flex; align-items: center; gap: 7px; color: var(--color-text); font-size: 11px; font-weight: 800; }
.diagnosis-row > span:first-child small { margin-left: auto; color: var(--color-text-muted); font-size: 9px; font-weight: 700; }
.diagnosis-bar { height: 8px; overflow: hidden; border-radius: 999px; background: #e4efe8; }
.diagnosis-bar i { display: block; width: var(--value); height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--color-primary), #49a775); }
.diagnosis-row > strong { color: var(--color-text-muted); font-size: 10px; text-align: right; }
.diagnosis-row > button { min-width: 56px; min-height: 44px; border: 1px solid var(--color-border-strong); border-radius: 10px; background: #fff; color: var(--color-primary-dark); font-size: 10px; font-weight: 900; transition: border-color 180ms ease, background 180ms ease; }
.diagnosis-row > button:hover { border-color: var(--color-primary); background: var(--color-primary-pale); }

.quiz-types { display: flex; align-items: center; justify-content: space-between; gap: 28px; margin-top: 20px; padding: 24px; }
.quiz-types h2 { margin: 3px 0 0; color: var(--color-foreground); font-size: 18px; }
.quiz-type-list { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
.quiz-type-list span { display: inline-flex; min-height: 34px; align-items: center; gap: 6px; padding: 0 10px; border-radius: 999px; background: #f1faf5; color: var(--color-text-muted); font-size: 10px; font-weight: 800; }

.quiz-session-shell { width: min(820px, 100%); margin: 0 auto; }
.quiz-question-card { overflow: hidden; border-radius: var(--radius-xl); }
.quiz-question-card__head { min-height: 260px; padding: clamp(27px, 5vw, 46px); background: radial-gradient(circle at 90% 8%, rgb(210 241 222 / 92%), transparent 17rem), linear-gradient(145deg, #ffffff, #f1faf5); }
.difficulty-badge { display: inline-flex; min-height: 28px; align-items: center; padding: 0 9px; border-radius: 999px; background: var(--color-warning-soft); color: var(--color-warning); font-size: 10px; font-weight: 900; }
.quiz-category { margin: 32px 0 7px; color: var(--color-primary-dark); font-size: 11px; font-weight: 900; letter-spacing: .08em; }
.quiz-question-card h1 { max-width: 720px; margin: 0; color: var(--color-foreground); font-size: clamp(24px, 4vw, 34px); line-height: 1.36; letter-spacing: -.025em; }
.quiz-question-card__head > p:last-child { margin: 10px 0 0; color: var(--color-text-muted); font-size: 13px; }
.quiz-options { display: grid; gap: 10px; padding: 22px clamp(22px, 5vw, 46px) 28px; background: #fff; }
.quiz-option { display: grid; min-height: 62px; grid-template-columns: 38px 1fr auto; align-items: center; gap: 12px; padding: 10px 14px; border: 1px solid var(--color-border); border-radius: 14px; background: #fffdfb; color: var(--color-text); text-align: left; transition: border-color 180ms ease, background 180ms ease, box-shadow 180ms ease, transform 180ms ease; }
.quiz-option:hover:not(:disabled) { transform: translateY(-1px); border-color: var(--color-primary); background: var(--color-primary-pale); box-shadow: var(--shadow-sm); }
.quiz-option:disabled { cursor: default; opacity: 1; }
.quiz-option__marker { display: grid; width: 34px; height: 34px; place-items: center; border: 1px solid var(--color-border-strong); border-radius: 10px; background: #fff; color: var(--color-primary-dark); font-size: 12px; font-weight: 900; }
.quiz-option > span:nth-child(2) { font-size: 13px; font-weight: 700; line-height: 1.45; }
.quiz-option.is-correct { border-color: #89b89c; background: var(--color-success-soft); box-shadow: 0 0 0 1px rgb(47 111 81 / 10%); }
.quiz-option.is-correct .quiz-option__marker { border-color: var(--color-success); background: var(--color-success); color: #fff; }
.quiz-option.is-wrong { border-color: #efb1aa; background: var(--color-danger-soft); }
.quiz-option.is-wrong .quiz-option__marker { border-color: var(--color-danger); background: var(--color-danger); color: #fff; }
.quiz-option.is-selected { border-color: #789fc5; background: var(--color-info-soft); }
.quiz-option.is-selected .quiz-option__marker { border-color: #315c85; background: #315c85; color: #fff; }
.quiz-option.is-selected .quiz-option__result { color: #315c85; }
.quiz-option__result { display: inline-flex; align-items: center; gap: 5px; font-size: 10px; font-weight: 900; white-space: nowrap; }
.quiz-option.is-correct .quiz-option__result { color: var(--color-success); }
.quiz-option.is-wrong .quiz-option__result { color: var(--color-danger-dark); }
.quiz-keyboard-tip { margin: 14px 0 0; color: var(--color-text-muted); font-size: 10px; text-align: center; }

.answer-feedback { margin-top: 18px; padding: 22px; scroll-margin-block: 96px; border-color: #b8d8c4; background: #fbfffc; outline: none; }
.answer-feedback.is-wrong { border-color: #f0c08c; background: #fffdfa; }
.answer-feedback__status { display: flex; align-items: flex-start; gap: 13px; }
.answer-feedback__status > span { display: grid; width: 42px; height: 42px; flex: 0 0 auto; place-items: center; border-radius: 13px; background: var(--color-success-soft); color: var(--color-success); font-size: 21px; }
.answer-feedback.is-wrong .answer-feedback__status > span { background: var(--color-warning-soft); color: var(--color-warning); }
.answer-feedback__status p { margin: 0; color: var(--color-success); font-size: 11px; font-weight: 900; letter-spacing: .08em; }
.answer-feedback.is-wrong .answer-feedback__status p { color: var(--color-warning); }
.answer-feedback h2 { margin: 3px 0 0; color: var(--color-foreground); font-size: 19px; line-height: 1.4; }
.answer-feedback > p { margin: 15px 0 0; color: var(--color-text-muted); font-size: 13px; }
.answer-feedback__hook { display: flex; gap: 9px; margin-top: 14px; padding: 12px 13px; border-radius: 12px; background: var(--color-info-soft); color: #274d73; font-size: 11px; }
.answer-feedback__footer { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 18px; }
.answer-feedback__footer > span { display: inline-flex; align-items: center; gap: 6px; color: var(--color-text-muted); font-size: 10px; }
.exam-next-bar { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 18px; padding: 18px 20px; border-color: #bfd1e2; background: var(--color-info-soft); outline: none; }
.exam-next-bar > span { display: inline-flex; align-items: center; gap: 8px; color: #274d73; font-size: 11px; font-weight: 800; }

.quiz-complete { padding: clamp(32px, 7vw, 62px); text-align: center; }
.quiz-complete > .eyebrow { margin-top: 0; }
.quiz-complete h1 { margin: 7px 0 0; color: var(--color-foreground); font-size: clamp(27px, 4vw, 39px); line-height: 1.25; }
.quiz-complete > p:not(.eyebrow) { max-width: 570px; margin: 11px auto 26px; color: var(--color-text-muted); }
.quiz-result-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; max-width: 560px; margin: 0 auto 26px; }
.quiz-result-grid > div { padding: 17px 10px; border-radius: 14px; background: #f1faf5; }
.quiz-result-grid strong, .quiz-result-grid span { display: block; }
.quiz-result-grid strong { color: var(--color-foreground); font-size: 26px; }
.quiz-result-grid small { margin-left: 2px; font-size: 11px; }
.quiz-result-grid span { margin-top: 3px; color: var(--color-text-muted); font-size: 10px; }
.result-diagnosis { margin: 0 auto 26px; padding: 22px; border: 1px solid var(--color-border); border-radius: 18px; background: #fffdfb; text-align: left; }
.result-diagnosis__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 15px; }
.result-diagnosis__head .eyebrow { margin: 0; }
.result-diagnosis__head h2 { margin: 4px 0 0; color: var(--color-foreground); font-size: 19px; }
.result-diagnosis__head > p { margin: 0; color: var(--color-text-muted); font-size: 10px; }
.result-diagnosis .diagnosis-row { grid-template-columns: 150px minmax(80px, 1fr) 42px 54px; }
.quiz-complete__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }

.quiz-review-shell { width: min(900px, 100%); margin: 0 auto; }
.wrong-review-list { display: grid; gap: 16px; }
.wrong-review-card { padding: clamp(22px, 4vw, 34px); }
.wrong-review-card__head { display: flex; align-items: center; justify-content: space-between; gap: 16px; color: var(--color-text-muted); font-size: 11px; font-weight: 800; }
.wrong-review-card h2 { max-width: 730px; margin: 22px 0 20px; color: var(--color-foreground); font-size: clamp(19px, 3vw, 24px); line-height: 1.45; }
.review-answer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.review-answer { min-width: 0; padding: 16px; border: 1px solid var(--color-border); border-radius: 14px; }
.review-answer > span { display: flex; align-items: center; gap: 6px; font-size: 10px; font-weight: 900; letter-spacing: .04em; }
.review-answer strong { display: block; margin-top: 8px; color: var(--color-foreground); font-size: 13px; line-height: 1.5; overflow-wrap: anywhere; }
.review-answer.is-wrong { border-color: #efb1aa; background: var(--color-danger-soft); }
.review-answer.is-wrong > span { color: var(--color-danger-dark); }
.review-answer.is-correct { border-color: #b8d8c5; background: var(--color-success-soft); }
.review-answer.is-correct > span { color: var(--color-success); }
.review-explanation { margin-top: 14px; padding: 17px; border-radius: 14px; background: #f1faf5; }
.review-explanation p { margin: 0; color: var(--color-text); font-size: 13px; }
.review-explanation > div { display: flex; gap: 8px; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--color-border); color: #274d73; font-size: 11px; }
.wrong-review-card footer { display: flex; align-items: center; gap: 6px; margin-top: 16px; color: var(--color-text-muted); font-size: 10px; }
.review-finish-bar { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 18px; padding: 20px 22px; }
.review-finish-bar strong, .review-finish-bar span { display: block; }
.review-finish-bar strong { color: var(--color-foreground); font-size: 14px; }
.review-finish-bar span { margin-top: 3px; color: var(--color-text-muted); font-size: 11px; }
.review-empty { padding: clamp(36px, 8vw, 70px); text-align: center; }
.review-empty > span { display: grid; width: 58px; height: 58px; margin: 0 auto; place-items: center; border-radius: 18px; background: var(--color-success-soft); color: var(--color-success); font-size: 27px; }
.review-empty h2 { margin: 18px 0 0; color: var(--color-foreground); }
.review-empty p { max-width: 480px; margin: 8px auto 22px; color: var(--color-text-muted); font-size: 13px; }

.progress-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 20px; }
.summary-card { padding: 22px; }
.summary-card__icon { display: grid; width: 42px; height: 42px; place-items: center; border-radius: 13px; background: var(--summary-soft); color: var(--summary-color); font-size: 20px; }
.summary-card strong, .summary-card span { display: block; }
.summary-card strong { margin-top: 18px; color: var(--color-foreground); font-size: 29px; line-height: 1; }
.summary-card span { margin-top: 7px; color: var(--color-text-muted); font-size: 12px; }
.progress-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 20px; align-items: start; }
.progress-mastery .diagnosis-row { grid-template-columns: 138px minmax(70px, 1fr) 42px 54px; }
.progress-empty { display: grid; min-height: 245px; place-items: center; align-content: center; padding: 24px; border: 1px dashed var(--color-border-strong); border-radius: 16px; text-align: center; }
.progress-empty > span { display: grid; width: 48px; height: 48px; place-items: center; border-radius: 14px; background: var(--color-primary-soft); color: var(--color-primary-dark); font-size: 22px; }
.progress-empty strong { margin-top: 13px; color: var(--color-foreground); font-size: 14px; }
.progress-empty p { margin: 4px 0 17px; color: var(--color-text-muted); font-size: 11px; }
.exam-history-list { display: grid; gap: 9px; }
.exam-history-item { display: grid; min-height: 62px; grid-template-columns: 52px minmax(0, 1fr) auto; align-items: center; gap: 11px; padding: 8px 9px; border: 1px solid var(--color-border); border-radius: 13px; background: #fffaf8; }
.exam-history-item__score { color: var(--color-foreground); font-size: 21px; font-weight: 900; text-align: center; }
.exam-history-item__score small { font-size: 9px; }
.exam-history-item > span:nth-child(2) strong, .exam-history-item > span:nth-child(2) small { display: block; }
.exam-history-item > span:nth-child(2) strong { color: var(--color-text); font-size: 11px; }
.exam-history-item > span:nth-child(2) small { margin-top: 2px; color: var(--color-text-muted); font-size: 9px; }
.exam-history-item > button { min-height: 44px; padding: 0 11px; border: 1px solid var(--color-border-strong); border-radius: 10px; background: #fff; color: var(--color-primary-dark); font-size: 10px; font-weight: 900; transition: border-color 180ms ease, background 180ms ease; }
.exam-history-item > button:hover { border-color: var(--color-primary); background: var(--color-primary-pale); }
.exam-perfect { padding-right: 4px; color: var(--color-success); font-size: 10px; font-weight: 900; white-space: nowrap; }
.history-empty { display: grid; min-height: 245px; place-items: center; align-content: center; gap: 10px; padding: 24px; border: 1px dashed var(--color-border); border-radius: 16px; color: var(--color-text-muted); text-align: center; }
.history-empty > span { color: var(--color-info); font-size: 24px; }
.history-empty p { max-width: 230px; margin: 0; font-size: 11px; }
.activity-card { margin-top: 20px; }
.weak-list { display: grid; gap: 14px; }
.weak-row { display: grid; grid-template-columns: 86px 1fr 40px; align-items: center; gap: 11px; font-size: 12px; }
.weak-row > span:first-child { font-weight: 700; }
.weak-bar { height: 8px; overflow: hidden; border-radius: 99px; background: #e4efe8; }
.weak-bar span { display: block; width: var(--value); height: 100%; border-radius: inherit; background: var(--bar-color); }
.weak-row strong { color: var(--color-text-muted); font-size: 11px; text-align: right; }

.review-calendar { display: grid; grid-template-columns: repeat(7, 1fr); gap: 7px; }
.calendar-label { color: var(--color-text-muted); font-size: 10px; text-align: center; }
.calendar-day { display: grid; min-width: 32px; min-height: 54px; place-items: center; align-content: center; gap: 1px; border-radius: 9px; background: #e7f1eb; color: var(--color-text-muted); font-size: 10px; }
.calendar-day b, .calendar-day small { display: block; line-height: 1.2; }
.calendar-day small { font-size: 8px; }
.calendar-day.is-done { background: var(--color-success-soft); color: #24553e; }
.calendar-day.is-today { outline: 2px solid var(--color-primary); outline-offset: 2px; background: var(--color-primary-soft); color: var(--color-primary-dark); font-weight: 900; }
.memory-note { display: flex; gap: 10px; margin-top: 16px; padding: 13px 14px; border-radius: 13px; background: var(--color-info-soft); color: #274d73; font-size: 11px; }

.toast-root { position: fixed; right: 22px; bottom: 24px; z-index: 80; display: grid; gap: 8px; }
.toast { display: flex; min-width: 260px; max-width: 380px; align-items: center; gap: 10px; padding: 13px 15px; border: 1px solid #cce2d5; border-radius: 13px; background: #f7fff9; color: #24553e; box-shadow: var(--shadow-lg); font-size: 12px; font-weight: 800; animation: toast-in 220ms ease both; }
@keyframes toast-in { from { opacity: 0; transform: translateY(9px); } to { opacity: 1; transform: translateY(0); } }

.bottom-nav { display: none; }

@media (max-width: 820px) {
  .header-inner { width: min(100% - 32px, 1040px); grid-template-columns: 1fr auto; }
  .main-nav { display: none; }
  .auth-context { grid-column: 1 / -1; grid-row: 2; justify-self: stretch; min-height: 44px; padding: 6px 0 10px; }
  .auth-context__employee { max-width: none; flex: 1 1 auto; }
  .auth-context select { flex: 0 1 175px; }
  .app-header:has(.auth-context:not(:empty)) .header-inner { padding-bottom: 4px; }
  .view-root { width: min(100% - 32px, 1040px); padding-top: 30px; padding-bottom: 104px; }
  .today-grid, .progress-grid { grid-template-columns: 1fr; }
  .quiz-mode-grid { grid-template-columns: 1fr; }
  .quiz-mode-card { min-height: 205px; }
  .quiz-category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .quiz-types { align-items: flex-start; flex-direction: column; }
  .quiz-type-list { justify-content: flex-start; }
  .bottom-nav { position: fixed; inset: auto 12px max(10px, env(safe-area-inset-bottom)); z-index: 50; display: grid; min-height: 68px; grid-template-columns: repeat(4, 1fr); gap: 4px; padding: 7px; border: 1px solid rgb(216 236 225 / 94%); border-radius: 19px; background: rgb(255 255 255 / 95%); box-shadow: 0 20px 55px rgb(6 59 37 / 20%); backdrop-filter: blur(18px); }
  .bottom-nav__item { display: grid; min-height: 52px; place-items: center; align-content: center; gap: 2px; border: 0; border-radius: 13px; background: transparent; color: var(--color-text-muted); font-size: 10px; font-weight: 800; }
  .bottom-nav__item > span:first-child { font-size: 20px; }
  .bottom-nav__item.is-active { background: var(--color-primary-soft); color: var(--color-primary-dark); }
  .toast-root { right: 14px; bottom: 90px; left: 14px; }
  .toast { min-width: 0; max-width: none; }
}

@media (max-width: 620px) {
  .header-inner { min-height: 68px; }
  .brand-mark { width: 39px; height: 39px; }
  .streak-pill { min-height: 42px; }
  .streak-pill small { display: none; }
  .auth-context { gap: 6px; }
  .auth-context select { max-width: 145px; }
  .page-heading { align-items: stretch; flex-direction: column; gap: 16px; margin-bottom: 22px; }
  .page-heading h1 { font-size: 31px; }
  .page-heading__actions .btn { width: 100%; }
  .search-field input { font-size: 16px; }
  .today-hero { min-height: 420px; grid-template-columns: 1fr; align-content: space-between; gap: 20px; padding: 27px 24px; }
  .hero-copy h2 { padding-right: 0; font-size: 29px; }
  .hero-actions .btn { width: 100%; }
  .hero-orb { display: none; }
  .section-card { padding: 19px; }
  .due-item { grid-template-columns: 42px 1fr; }
  .due-item .type-badge { grid-column: 2; justify-self: start; }
  .session-topbar { grid-template-columns: auto 1fr; }
  .session-count { grid-column: 2; grid-row: 2; }
  .flashcard-question { min-height: 350px; padding: 25px 22px; }
  .flashcard-question h1 { margin-top: 36px; font-size: 25px; }
  .flashcard-answer { padding: 24px 22px 28px; }
  .rating-panel { padding: 17px; }
  .rating-buttons { gap: 7px; }
  .rating-button { min-height: 72px; }
  .card-library, .progress-summary { grid-template-columns: 1fr; }
  .knowledge-card { min-height: 180px; }
  .summary-card { display: grid; grid-template-columns: 44px 1fr; align-items: center; column-gap: 13px; }
  .summary-card__icon { grid-row: 1 / span 2; }
  .summary-card strong, .summary-card span { grid-column: 2; }
  .summary-card strong { align-self: end; margin-top: 0; }
  .summary-card span { align-self: start; margin-top: 3px; }
  .complete-stats { gap: 7px; }
  .weak-row { grid-template-columns: 76px 1fr 34px; }
  .quiz-hero { min-height: 0; grid-template-columns: 1fr; gap: 24px; padding: 25px 22px; }
  .quiz-hero__score { width: 100%; min-width: 0; }
  .quiz-category-grid { grid-template-columns: 1fr; }
  .quiz-category-card { min-height: 92px; }
  .question-bank-meta { display: none; }
  .latest-diagnosis { padding: 19px; }
  .latest-diagnosis__head { align-items: stretch; flex-direction: column; }
  .latest-diagnosis__head .btn { width: 100%; }
  .diagnosis-row, .result-diagnosis .diagnosis-row { grid-template-columns: minmax(0, 1fr) auto; gap: 7px 10px; padding: 7px; }
  .diagnosis-row > span:first-child { grid-column: 1; grid-row: 1; }
  .diagnosis-bar { grid-column: 1; grid-row: 2; }
  .diagnosis-row > strong { grid-column: 2; grid-row: 2; }
  .diagnosis-row > button { grid-column: 2; grid-row: 1; }
  .result-diagnosis { padding: 17px 14px; }
  .result-diagnosis__head { align-items: flex-start; flex-direction: column; }
  .quiz-question-card__head { min-height: 250px; padding: 25px 22px; }
  .quiz-category { margin-top: 28px; }
  .quiz-question-card h1 { font-size: 24px; }
  .quiz-options { padding: 18px 16px 22px; }
  .quiz-option { min-height: 66px; grid-template-columns: 36px 1fr; gap: 10px; padding: 10px 12px; }
  .quiz-option__result { grid-column: 2; justify-self: start; }
  .answer-feedback { padding: 18px; }
  .answer-feedback__footer { align-items: stretch; flex-direction: column; }
  .answer-feedback__footer .btn { width: 100%; }
  .exam-next-bar { align-items: stretch; flex-direction: column; }
  .exam-next-bar .btn { width: 100%; }
  .quiz-result-grid { gap: 7px; }
  .quiz-complete__actions { flex-direction: column; }
  .quiz-complete__actions .btn { width: 100%; }
  .review-answer-grid { grid-template-columns: 1fr; }
  .review-finish-bar { align-items: stretch; flex-direction: column; }
  .review-finish-bar .btn { width: 100%; }
  .progress-mastery .diagnosis-row { grid-template-columns: minmax(0, 1fr) auto; }
  .exam-history-item { grid-template-columns: 48px minmax(0, 1fr); }
  .exam-history-item > button, .exam-history-item > .exam-perfect { grid-column: 2; justify-self: start; }
  .exam-history-item > button { width: 100%; }
  .review-calendar { gap: 5px; }
  .calendar-day { min-width: 0; min-height: 47px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}