:root {
  --bg: #f4f8fd;
  --surface: #ffffff;
  --surface-soft: #f7faff;
  --line: #dbe4f0;
  --text: #10172f;
  --muted: #68748c;
  --blue: #1f5df5;
  --blue-dark: #133fb8;
  --blue-soft: #e9f0ff;
  --green: #33c48d;
  --orange: #f5a30f;
  --pink: #ef6685;
  --purple: #8d6cf6;
  --shadow: 0 18px 48px rgba(27, 54, 93, 0.14);
  --radius: 24px;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", "Hiragino Kaku Gothic ProN",
    Meiryo, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 14% 8%, rgba(31, 93, 245, 0.1), transparent 30%),
    linear-gradient(145deg, #f9fbff 0%, #edf4ff 48%, #f8fbff 100%);
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(31, 93, 245, 0.28);
  outline-offset: 2px;
}

.application-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  min-height: 100vh;
}

.navigation-sidebar {
  position: sticky;
  top: 0;
  display: flex;
  height: 100vh;
  flex-direction: column;
  gap: 28px;
  padding: 28px 20px;
  border-right: 1px solid rgba(141, 156, 180, 0.24);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(22px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 0;
  color: var(--text);
  background: transparent;
  font-weight: 800;
  letter-spacing: 0;
}

.brand.compact {
  font-size: 20px;
}

.brand-mark {
  width: 26px;
  height: 26px;
  background: url("/assets/brand-logo.webp") center / contain no-repeat;
  filter: drop-shadow(0 5px 10px rgba(31, 62, 112, 0.12));
}

.rail-nav {
  display: grid;
  gap: 8px;
}

.rail-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px;
  border-radius: 16px;
  color: var(--muted);
  background: transparent;
  text-align: left;
}

.rail-item span {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 10px;
  background: #eef3fb;
  color: #53627b;
}

.rail-item.active {
  color: var(--blue);
  background: var(--blue-soft);
}

.rail-item.active span {
  color: #fff;
  background: var(--blue);
}

.rail-card,
.context-panel,
.stat-card,
.ring-card,
.flow-card,
.lesson-card,
.scenario-card,
.coach-panel,
.score-panel,
.review-card,
.next-action-card,
.architecture-card {
  border: 1px solid rgba(164, 177, 197, 0.34);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 12px 32px rgba(31, 62, 112, 0.08);
}

.rail-card {
  margin-top: auto;
  padding: 18px;
}

.rail-card h2,
.context-panel h2 {
  margin: 7px 0 8px;
  font-size: 17px;
}

.rail-card p,
.context-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.app-stage {
  display: grid;
  grid-template-columns: minmax(360px, 460px) minmax(280px, 430px);
  justify-content: center;
  align-items: start;
  gap: 28px;
  padding: 30px;
}

.app-frame {
  position: relative;
  overflow-x: hidden;
  overflow-y: auto;
  height: calc(100vh - 60px);
  min-height: calc(100vh - 60px);
  border: 1px solid rgba(151, 167, 191, 0.35);
  border-radius: 34px;
  background: linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
  box-shadow: var(--shadow);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) 48px;
  align-items: center;
  height: 78px;
  padding: 0 16px;
  border-bottom: 1px solid rgba(151, 167, 191, 0.24);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(18px);
}

.back-button,
.icon-button {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 14px;
  color: var(--text);
  background: #f5f8fd;
  font-size: 28px;
}

.icon-button {
  font-size: 20px;
}

.topbar .brand {
  justify-self: center;
}

.topbar-spacer {
  display: block;
  width: 48px;
  height: 48px;
}

.launch-screen {
  position: absolute;
  inset: 0;
  z-index: 80;
  display: grid;
  align-items: end;
  overflow: hidden;
  height: 100%;
  padding: 34px 22px 54px;
  background: linear-gradient(180deg, #f8fbff 0%, #eef5ff 100%);
}

.launch-screen.is-hidden {
  display: none;
}

.launch-scene {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.48) 47%, rgba(248, 251, 255, 0.96) 78%),
    url("/api/v1/content/assets/home-gas-station-hero.webp");
  background-position: 62% center;
  background-size: cover;
}

.launch-content {
  position: relative;
  display: grid;
  justify-items: start;
  gap: 12px;
  width: 100%;
}

.launch-brand-mark {
  width: 58px;
  height: 58px;
  filter: drop-shadow(0 12px 24px rgba(20, 40, 112, 0.18));
}

.launch-content h1 {
  margin: 0;
  color: #030a34;
  font-size: 38px;
  line-height: 1;
}

.launch-content p:not(.eyebrow) {
  max-width: 18em;
  margin: 0;
  color: #53627b;
  font-size: 14px;
  line-height: 1.65;
}

.launch-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.launch-checks span {
  padding: 7px 11px;
  border: 1px solid rgba(37, 99, 235, 0.16);
  border-radius: var(--card-radius-3mm);
  color: var(--blue);
  background: rgba(255, 255, 255, 0.82);
  font-size: 12px;
  font-weight: 800;
}

.launch-button {
  width: 100%;
  margin-top: 10px;
}

.login-screen {
  position: absolute;
  inset: 0;
  z-index: 75;
  display: grid;
  align-items: end;
  overflow: hidden;
  height: 100%;
  padding: 22px;
  background: linear-gradient(180deg, #f8fbff 0%, #eef5ff 100%);
}

.login-screen[hidden] {
  display: none;
}

.login-scene {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(180deg, rgba(255, 255, 255, 0.32) 0%, rgba(255, 255, 255, 0.72) 48%, rgba(248, 251, 255, 0.98) 82%),
    url("/api/v1/content/assets/home-gas-station-hero.webp");
  background-position: 58% center;
  background-size: cover;
}

.login-panel {
  position: relative;
  display: grid;
  gap: 10px;
  width: 100%;
  max-height: calc(100% - 16px);
  padding: 20px;
  border: 1px solid rgba(164, 177, 197, 0.34);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 18px 42px rgba(31, 62, 112, 0.14);
  backdrop-filter: blur(18px);
  overflow-y: auto;
}

.login-brand-mark {
  width: 44px;
  height: 44px;
}

.login-panel h1 {
  margin: 0;
  color: #030a34;
  font-size: 25px;
  line-height: 1.18;
}

.login-panel p:not(.eyebrow) {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.login-fields {
  display: grid;
  gap: 9px;
  margin-top: 4px;
}

.login-submit {
  width: 100%;
  margin-top: 4px;
}

.google-sign-in-button {
  display: flex;
  min-height: 44px;
  justify-content: center;
  margin-top: 4px;
}

.google-sign-in-button[hidden],
.login-reload[hidden] {
  display: none;
}

.google-sign-in-status {
  min-height: 1.55em;
  text-align: center;
}

.login-reload {
  width: 100%;
}

.login-development {
  width: 100%;
}

.login-development-note {
  margin-top: -4px;
}

.login-panel small {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.55;
  text-align: center;
}

.login-panel .login-release-identity {
  padding-top: 10px;
  border-top: 1px solid rgba(141, 156, 180, 0.2);
  overflow-wrap: anywhere;
}

.password-login,
.auth-action-panel,
.auth-method-settings {
  display: grid;
  gap: 10px;
}

.password-login label,
.auth-action-panel label,
.auth-method-settings label {
  color: var(--text);
  font-size: 12px;
  font-weight: 800;
}

.password-login input,
.auth-action-panel input,
.auth-method-settings input {
  width: 100%;
  min-height: 44px;
}

.login-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 11px;
}

.login-divider::before,
.login-divider::after {
  height: 1px;
  flex: 1;
  background: #dbe4f0;
  content: "";
}

.text-button,
.text-link {
  padding: 4px;
  border: 0;
  color: var(--blue);
  background: transparent;
  font-size: 12px;
  font-weight: 800;
  text-align: center;
}

.auth-action-status {
  min-height: 1.6em;
}

.auth-progress {
  font-weight: 800;
}

.view {
  display: none;
  padding: 22px 22px 120px;
}

.view.active {
  display: block;
}

.content-status-panel {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 8px 12px;
  align-items: center;
  margin: 12px 18px 0;
  padding: 14px;
  border: 1px solid #d7e2f3;
  border-radius: 16px;
  background: #f5f8ff;
}

.content-status-panel[hidden] {
  display: none;
}

.content-status-panel.fatal {
  border-color: #f0c9c2;
  background: #fff6f4;
}

.content-status-icon {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 12px;
  color: var(--blue);
  background: #e6efff;
  font-size: 20px;
  font-weight: 900;
}

.content-status-panel.fatal .content-status-icon {
  color: #a13724;
  background: #ffe3de;
}

.content-status-copy {
  display: grid;
  gap: 3px;
}

.content-status-copy strong {
  color: var(--text);
  font-size: 14px;
}

.content-status-copy > span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.content-retry-button {
  grid-column: 2;
  justify-self: start;
  min-height: 38px;
  padding: 0 14px;
}

.content-retry-button:disabled,
.home-main-button:disabled,
.learning-item:disabled,
.rail-item:disabled,
.bottom-item:disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

.learning-item:disabled .chevron {
  visibility: hidden;
}

.home-view {
  padding: 12px 18px 76px;
  background:
    radial-gradient(circle at 20% 4%, rgba(141, 108, 246, 0.14), transparent 32%),
    linear-gradient(180deg, #fbfdff 0%, #f5f8ff 100%);
}

.home-action-card {
  position: relative;
  display: grid;
  min-height: 190px;
  overflow: hidden;
  padding: 14px;
  border: 1px solid rgba(164, 177, 197, 0.22);
  border-radius: 32px;
  background:
    radial-gradient(circle at 50% 17%, rgba(141, 108, 246, 0.13), transparent 31%),
    linear-gradient(180deg, #ffffff 0%, #f7f9ff 100%);
  box-shadow: 0 18px 42px rgba(39, 54, 118, 0.12);
}

.home-action-card::after {
  position: absolute;
  right: -38px;
  bottom: -42px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: rgba(31, 93, 245, 0.08);
  content: "";
}

.home-action-visual {
  display: grid;
  min-height: 52px;
  place-items: center;
}

.home-action-visual .avatar-mini {
  width: 72px;
  height: 56px;
  border: 0;
  border-radius: 20px;
  background-color: #eef6ff;
  background-position: 34% 48%;
  background-size: 158px auto;
  box-shadow: 0 14px 30px rgba(42, 78, 134, 0.14);
}

.home-action-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.home-action-card h1 {
  margin: 4px auto;
  max-width: 12em;
  font-size: 22px;
  line-height: 1.2;
}

.home-action-card p:not(.eyebrow) {
  margin: 0 auto;
  max-width: 20em;
  color: var(--muted);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.55;
}

.home-main-button {
  width: min(100%, 280px);
  min-height: 44px;
  margin-top: 10px;
  border-radius: 20px;
  background: linear-gradient(135deg, #7b54f2 0%, #1f5df5 100%);
  box-shadow: 0 14px 26px rgba(92, 75, 226, 0.28);
  font-size: 16px;
}

.hero-greeting {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 18px;
  align-items: center;
  padding: 18px;
  border: 1px solid rgba(164, 177, 197, 0.24);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(240, 246, 255, 0.86), rgba(255, 255, 255, 0.96)),
    #fff;
  box-shadow: 0 12px 32px rgba(31, 62, 112, 0.08);
}

.avatar-mini {
  width: 132px;
  height: 154px;
  border: 1px solid #dbe8ff;
  border-radius: 22px;
  background-image: url("/api/v1/content/assets/training-hero.webp");
  background-position: 30% 47%;
  background-size: 310px auto;
  box-shadow: 0 10px 24px rgba(42, 78, 134, 0.12);
}

.home-compact-hero {
  grid-template-columns: 52px 1fr;
  gap: 10px;
  padding: 9px;
  border-radius: 20px;
}

.home-compact-hero .avatar-mini {
  width: 52px;
  height: 56px;
  border-radius: 16px;
  background-position: 32% 48%;
  background-size: 136px auto;
}

.home-compact-hero h1 {
  margin: 2px 0;
  font-size: 20px;
  line-height: 1.16;
}

.home-compact-hero p:not(.eyebrow) {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
}

.eyebrow {
  margin: 0;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.eyebrow.light {
  color: rgba(255, 255, 255, 0.78);
}

h1,
h2,
h3,
p {
  letter-spacing: 0;
}

h1 {
  margin: 6px 0 7px;
  font-size: clamp(25px, 5.6vw, 32px);
  line-height: 1.28;
}

h2 {
  margin: 0;
  font-size: 21px;
  line-height: 1.34;
}

h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.55;
}

.hero-greeting p:not(.eyebrow),
.page-heading p,
.recommend-card p,
.next-action-card p {
  color: var(--muted);
  line-height: 1.7;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 112px 1fr;
  gap: 10px;
  margin-top: 22px;
}

.home-start-card,
.home-level-card {
  margin-top: 18px;
  padding: 18px;
  border: 1px solid rgba(164, 177, 197, 0.28);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 12px 30px rgba(31, 62, 112, 0.08);
}

.home-quick-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 8px;
  margin-top: 8px;
}

.home-start-card {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  align-items: center;
}

.home-quick-grid .home-start-card {
  min-height: 124px;
  margin-top: 0;
  padding: 10px;
  grid-template-columns: 30px 1fr;
  gap: 7px;
  border-radius: 20px;
}

.home-start-card .primary-button {
  grid-column: 1 / -1;
  min-height: 54px;
  font-size: 16px;
}

.home-quick-grid .home-start-card .primary-button {
  min-height: 34px;
  padding: 0 10px;
  border-radius: 12px;
  font-size: 12px;
}

.home-start-number {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border-radius: 18px;
  color: #fff;
  background: linear-gradient(135deg, #1f5df5, #54d1ff);
  font-size: 22px;
  font-weight: 900;
}

.home-quick-grid .home-start-number {
  width: 30px;
  height: 30px;
  border-radius: 12px;
  font-size: 15px;
}

.home-quick-grid .home-start-card h2,
.home-proposal-card h2 {
  display: -webkit-box;
  overflow: hidden;
  margin: 2px 0;
  font-size: 15px;
  line-height: 1.22;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.home-quick-grid .home-start-card p:not(.eyebrow),
.home-proposal-card p:not(.eyebrow) {
  display: -webkit-box;
  overflow: hidden;
  margin-top: 2px;
  font-size: 11px;
  line-height: 1.45;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.home-start-card p,
.home-level-card p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.65;
}

.home-level-topline {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
}

.home-level-topline strong {
  display: block;
  margin-top: 4px;
  font-size: 32px;
  line-height: 1;
}

.home-level-percent {
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--blue);
  background: #eef4ff;
  font-size: 18px;
  font-weight: 900;
}

.home-level-rules {
  display: grid;
  gap: 7px;
  margin: 14px 0 0;
  padding: 12px 14px 12px 30px;
  border-radius: 18px;
  background: #f7faff;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.home-view .home-level-card {
  margin-top: 8px;
  padding: 10px;
  border-radius: 28px;
  background: #fff;
}

.home-view .home-level-topline {
  align-items: center;
}

.home-view .home-level-topline strong {
  font-size: 28px;
}

.home-view .home-level-percent {
  padding: 7px 10px;
  border-radius: 999px;
  background: #f0ecff;
  color: #6c42e8;
  font-size: 16px;
}

.home-view .mini-progress {
  height: 7px;
  margin-top: 8px;
  background: #edf1f8;
}

.home-view .mini-progress span {
  background: linear-gradient(90deg, #7b54f2, #54d1ff);
}

.home-view .home-level-rules {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 6px;
  padding: 0;
  background: transparent;
  list-style: none;
}

.home-score-chart {
  margin-top: 6px;
  padding: 8px 9px 7px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(247, 250, 255, 0.96), rgba(255, 255, 255, 0.98));
  box-shadow: inset 0 0 0 1px rgba(164, 177, 197, 0.18);
}

.home-chart-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 5px;
}

.home-chart-heading span {
  color: var(--text);
  font-size: 12px;
  font-weight: 700;
}

.home-chart-heading strong {
  padding: 3px 7px;
  border-radius: 999px;
  color: #6c42e8;
  background: #f0ecff;
  font-size: 11px;
  font-weight: 600;
}

.home-chart-bars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 7px;
  align-items: end;
  min-height: 72px;
}

.home-chart-bar {
  display: grid;
  grid-template-rows: 14px 48px 13px;
  gap: 3px;
  justify-items: center;
  align-items: end;
}

.home-chart-bar span {
  display: block;
  width: 16px;
  height: calc(var(--score) * 0.48px);
  min-height: 14px;
  border-radius: 999px 999px 7px 7px;
  background: linear-gradient(180deg, #b990ff 0%, #7b54f2 100%);
  box-shadow: 0 7px 13px rgba(123, 84, 242, 0.22);
}

.home-chart-bar.accent span {
  background: linear-gradient(180deg, #ffb57d 0%, #ff7d57 100%);
  box-shadow: 0 7px 13px rgba(255, 125, 87, 0.22);
}

.home-chart-bar em {
  grid-row: 1;
  color: var(--text);
  font-size: 10px;
  font-style: normal;
  font-weight: 700;
}

.home-chart-bar small {
  color: var(--muted);
  font-size: 10px;
  font-weight: 500;
  line-height: 1;
}

.home-view .home-level-rules li {
  padding: 4px 7px;
  border-radius: 999px;
  background: #f6f8ff;
  color: #53627b;
  font-size: 10px;
  line-height: 1.35;
}

.home-unlock-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 88px;
  gap: 10px;
  align-items: center;
  margin-top: 7px;
  padding-top: 7px;
  border-top: 1px solid #edf1f7;
}

.home-unlock-row h2 {
  display: -webkit-box;
  overflow: hidden;
  margin: 1px 0;
  font-size: 14px;
  line-height: 1.2;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
}

.home-unlock-row p:not(.eyebrow) {
  display: -webkit-box;
  overflow: hidden;
  margin-top: 0;
  font-size: 11px;
  line-height: 1.4;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
}

.stat-card,
.ring-card {
  display: grid;
  min-height: 132px;
  align-content: center;
  padding: 18px;
}

.stat-card strong {
  margin: 9px 0 5px;
  font-size: 31px;
  line-height: 1;
}

.stat-card span {
  color: var(--muted);
}

.stat-card button,
.section-title button {
  padding: 0;
  color: var(--blue);
  background: transparent;
  font-weight: 800;
  text-align: left;
}

.stat-label {
  font-size: 13px;
}

.ring-card {
  padding: 12px;
  place-items: center;
}

.progress-ring {
  display: grid;
  width: 90px;
  height: 90px;
  place-items: center;
  border-radius: 50%;
  background:
    radial-gradient(circle, #fff 57%, transparent 59%),
    conic-gradient(var(--blue) calc(var(--value) * 1%), #edf1f7 0);
}

.progress-ring span {
  font-size: 22px;
  font-weight: 900;
}

.recommend-card {
  position: relative;
  display: grid;
  min-height: 220px;
  margin-top: 18px;
  overflow: hidden;
  padding: 26px;
  border-radius: var(--radius);
  color: #fff;
  background: linear-gradient(135deg, #123ca4 0%, #1f5df5 78%);
  box-shadow: 0 18px 38px rgba(31, 93, 245, 0.28);
}

.home-proposal-card {
  min-height: 124px;
  margin-top: 0;
  padding: 10px;
  border-radius: 20px;
  align-content: stretch;
}

.home-proposal-card p {
  max-width: 100%;
}

.home-proposal-card .light-button {
  min-height: 34px;
  margin-top: 7px;
  padding: 0 10px;
  border-radius: 12px;
  font-size: 12px;
}

.recommend-card.home-proposal-card h2 {
  max-width: 100%;
  margin: 2px 0;
  font-size: 15px;
  line-height: 1.22;
}

.recommend-card.home-proposal-card p {
  max-width: 100%;
  font-size: 11px;
  line-height: 1.45;
}

.recommend-card h2 {
  max-width: 78%;
  margin: 8px 0;
  font-size: 24px;
}

.recommend-card p {
  max-width: 76%;
  color: rgba(255, 255, 255, 0.84);
}

.recommend-card img {
  position: absolute;
  right: -64px;
  bottom: -30px;
  width: 270px;
  height: 190px;
  object-fit: cover;
  object-position: 62% center;
  border-radius: 26px 0 0 0;
  mix-blend-mode: screen;
  opacity: 0.9;
}

.primary-button,
.ghost-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 16px;
  font-weight: 900;
}

.primary-button {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  box-shadow: 0 12px 26px rgba(31, 93, 245, 0.24);
}

.light-button {
  position: relative;
  z-index: 1;
  width: max-content;
  margin-top: 8px;
  color: var(--blue);
  background: #fff;
}

.ghost-button {
  color: var(--blue);
  background: var(--blue-soft);
}

.section-block {
  margin-top: 28px;
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.section-title.tight {
  margin-top: 20px;
}

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

.category-card,
.learning-item,
.source-item {
  display: grid;
  border: 1px solid rgba(164, 177, 197, 0.32);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 10px 24px rgba(31, 62, 112, 0.07);
}

.category-card {
  grid-template-columns: 78px 1fr auto;
  gap: 14px;
  min-height: 126px;
  align-items: center;
  padding: 14px;
  text-align: left;
}

.category-card .chevron {
  color: #8a96aa;
  font-size: 28px;
}

.category-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 14px;
  color: #fff;
  font-weight: 900;
}

.category-media {
  position: relative;
  display: grid;
  width: 78px;
  height: 78px;
  overflow: hidden;
  place-items: center;
  border-radius: 22px;
  background:
    linear-gradient(145deg, rgba(14, 44, 120, 0.16), rgba(255, 255, 255, 0)),
    var(--visual-bg, linear-gradient(135deg, var(--blue), #62d5ff));
  box-shadow: 0 12px 28px rgba(31, 62, 112, 0.12);
}

.category-media::before,
.module-photo::before,
.product-thumb::before,
.nav-icon::before {
  position: absolute;
  inset: 0;
  background-image: var(--visual-image);
  background-position: var(--visual-position, center);
  background-repeat: no-repeat;
  background-size: var(--visual-size, cover);
  content: "";
}

.category-media::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 23, 67, 0.02), rgba(6, 23, 67, 0.24));
  content: "";
}

.visual-home {
  --visual-image: url("/assets/app-icons-sprite.webp");
  --visual-position: 0% 0%;
  --visual-size: 300% 300%;
}

.visual-learn {
  --visual-image: url("/assets/app-icons-sprite.webp");
  --visual-position: 50% 0%;
  --visual-size: 300% 300%;
}

.visual-roleplay {
  --visual-image: url("/assets/app-icons-sprite.webp");
  --visual-position: 100% 0%;
  --visual-size: 300% 300%;
}

.visual-results {
  --visual-image: url("/assets/app-icons-sprite.webp");
  --visual-position: 0% 50%;
  --visual-size: 300% 300%;
}

.visual-settings {
  --visual-image: url("/assets/app-icons-sprite.webp");
  --visual-position: 50% 50%;
  --visual-size: 300% 300%;
}

.visual-staff {
  --visual-image: url("/assets/app-icons-sprite.webp");
  --visual-position: 100% 50%;
  --visual-size: 300% 300%;
}

.visual-intro-service {
  --visual-image: url("/api/v1/content/assets/intro-service-basics.webp");
  --visual-position: 50% 40%;
  --visual-size: cover;
}

.visual-intro-refueling {
  --visual-image: url("/api/v1/content/assets/intro-refueling.webp");
  --visual-position: 57% 52%;
  --visual-size: cover;
}

.visual-intro-customer {
  --visual-image: url("/api/v1/content/assets/intro-customer-service.webp");
  --visual-position: 59% 46%;
  --visual-size: cover;
}

.visual-ss-equipment {
  --visual-image: url("/api/v1/content/assets/ss-equipment.webp");
  --visual-position: 50% 50%;
  --visual-size: cover;
}

.visual-ss-safety {
  --visual-image: url("/api/v1/content/assets/ss-safety.webp");
  --visual-position: 50% 50%;
  --visual-size: cover;
}

.visual-ss-law {
  --visual-image: url("/api/v1/content/assets/ss-law.webp");
  --visual-position: 50% 50%;
  --visual-size: cover;
}

.visual-ss-emergency {
  --visual-image: url("/api/v1/content/assets/ss-emergency.webp");
  --visual-position: 50% 50%;
  --visual-size: cover;
}

.visual-station {
  --visual-image: url("/assets/app-icons-sprite.webp");
  --visual-position: 0% 100%;
  --visual-size: 300% 300%;
}

.visual-product,
.visual-tire {
  --visual-image: url("/api/v1/content/assets/product-sprite.webp");
  --visual-position: 0% 0%;
  --visual-size: 200% auto;
}

.visual-oil {
  --visual-image: url("/api/v1/content/assets/product-sprite.webp");
  --visual-position: 100% 0%;
  --visual-size: 200% auto;
}

.visual-inspection {
  --visual-image: url("/api/v1/content/assets/product-sprite.webp");
  --visual-position: 0% 100%;
  --visual-size: 200% auto;
}

.visual-coating {
  --visual-image: url("/api/v1/content/assets/product-sprite.webp");
  --visual-position: 100% 100%;
  --visual-size: 200% auto;
}

.visual-proposal {
  --visual-image: url("/api/v1/content/assets/proposal-recommendation.webp");
  --visual-position: 50% 50%;
  --visual-size: cover;
}

.visual-proposal-observation {
  --visual-image: url("/api/v1/content/assets/proposal-observation.webp");
  --visual-position: 50% 50%;
  --visual-size: cover;
}

.visual-proposal-approach {
  --visual-image: url("/api/v1/content/assets/proposal-approach.webp");
  --visual-position: 50% 50%;
  --visual-size: cover;
}

.visual-proposal-hearing {
  --visual-image: url("/api/v1/content/assets/proposal-hearing.webp");
  --visual-position: 50% 50%;
  --visual-size: cover;
}

.visual-proposal-explanation {
  --visual-image: url("/api/v1/content/assets/proposal-explanation.webp");
  --visual-position: 50% 50%;
  --visual-size: cover;
}

.visual-proposal-recommendation {
  --visual-image: url("/api/v1/content/assets/proposal-recommendation.webp");
  --visual-position: 50% 50%;
  --visual-size: cover;
}

.visual-proposal-closing {
  --visual-image: url("/api/v1/content/assets/proposal-closing.webp");
  --visual-position: 50% 50%;
  --visual-size: cover;
}

.visual-proposal-refusal {
  --visual-image: url("/api/v1/content/assets/proposal-refusal.webp");
  --visual-position: 50% 50%;
  --visual-size: cover;
}

.category-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.category-topline strong,
.learning-item h2 {
  margin: 0;
  color: var(--text);
  font-size: 20px;
  line-height: 1.25;
}

.category-topline em {
  flex: 0 0 auto;
  padding: 5px 9px;
  border-radius: 999px;
  color: var(--blue);
  background: var(--blue-soft);
  font-size: 12px;
  font-style: normal;
  font-weight: 900;
}

.category-summary {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.category-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.category-chips span {
  padding: 5px 9px;
  border-radius: 999px;
  color: var(--blue);
  background: #eef4ff;
  font-size: 11px;
  font-weight: 900;
}

.category-card p,
.learning-item p,
.source-item p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.next-action-card {
  margin-top: 22px;
  padding: 20px;
}

.mini-progress {
  overflow: hidden;
  height: 9px;
  margin-top: 16px;
  border-radius: 99px;
  background: #e8edf5;
}

.mini-progress span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), #54d1ff);
}

.page-heading {
  margin-bottom: 18px;
}

.learning-list {
  display: grid;
  gap: 12px;
}

.learning-item {
  grid-template-columns: 78px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 14px;
  text-align: left;
}

.learning-item .chevron {
  color: #8a96aa;
  font-size: 24px;
}

.flow-card,
.lesson-card,
.tip-card,
.review-card,
.architecture-card {
  margin-top: 18px;
  padding: 20px;
}

.tip-card {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  align-items: start;
  border: 1px solid #dbe8ff;
  border-radius: var(--radius);
  background: linear-gradient(135deg, #f1f6ff, #ffffff);
}

.tip-card h2,
.tip-card p {
  margin: 0;
}

.tip-card p {
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.7;
}

.tip-icon {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: 16px;
  color: #fff;
  background: var(--blue);
  font-size: 24px;
  font-weight: 900;
}

.category-detail-hero {
  overflow: hidden;
  padding: 18px;
  border: 1px solid rgba(164, 177, 197, 0.34);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 95% 12%, rgba(31, 93, 245, 0.13), transparent 28%),
    #fff;
  box-shadow: 0 12px 32px rgba(31, 62, 112, 0.08);
}

.back-inline {
  margin-bottom: 14px;
  padding: 0;
  color: var(--blue);
  background: transparent;
  font-weight: 900;
}

.detail-hero-layout {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 14px;
  align-items: center;
}

.detail-hero-layout .category-media {
  width: 88px;
  height: 88px;
  border-radius: 24px;
}

.detail-hero-layout h1,
.detail-hero-layout p {
  margin: 0;
}

.detail-hero-layout h1 {
  margin-top: 4px;
}

.detail-hero-layout p:not(.eyebrow) {
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.6;
}

.detail-progress {
  overflow: hidden;
  height: 9px;
  margin-top: 16px;
  border-radius: 99px;
  background: #e8edf5;
}

.detail-progress span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), #54d1ff);
}

.next-lesson {
  margin: 10px 0 0;
  color: var(--text);
  font-size: 13px;
  font-weight: 900;
}

.stage-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 14px;
}

.stage-card {
  display: grid;
  gap: 4px;
  min-height: 92px;
  padding: 12px;
  border: 1px solid #dbe4f0;
  border-radius: 18px;
  background: #fff;
  text-align: left;
}

.stage-card strong {
  color: var(--text);
}

.stage-card span,
.stage-card small {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.45;
}

.stage-card.done {
  border-color: #bfead9;
  background: #edfff7;
}

.stage-card.active {
  border-color: #8fb1ff;
  background: var(--blue-soft);
}

.stage-card.locked {
  border-color: #f5bfd0;
  background: #fff1f5;
  cursor: not-allowed;
  opacity: 0.72;
}

.proposal-product-filter {
  margin-top: 14px;
  padding: 14px;
  border: 1px solid #dbe4f0;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 10px 24px rgba(31, 62, 112, 0.07);
}

.proposal-filter-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.proposal-filter-heading strong {
  color: var(--blue);
}

.proposal-product-buttons {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
}

.proposal-product-button {
  min-width: 0;
  min-height: 42px;
  padding: 8px 5px;
  border: 1px solid #dbe4f0;
  border-radius: 12px;
  color: var(--muted);
  background: #f7faff;
  font-size: 12px;
  font-weight: 900;
}

.proposal-product-button.active {
  border-color: #8fb1ff;
  color: var(--blue);
  background: var(--blue-soft);
}

.mini-label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.module-grid {
  display: grid;
  gap: 12px;
}

.module-card {
  overflow: hidden;
  border: 1px solid rgba(164, 177, 197, 0.34);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 10px 24px rgba(31, 62, 112, 0.07);
}

.module-card.locked {
  opacity: 0.72;
}

.module-card.saved {
  border-color: #9ebaff;
}

.module-photo {
  position: relative;
  width: 100%;
  min-height: 136px;
  aspect-ratio: 16 / 7;
  overflow: hidden;
  background: linear-gradient(145deg, #edf4ff, #fff);
}

.module-photo.visual-tire {
  --visual-position: 0% 18%;
}

.module-photo.visual-oil {
  --visual-position: 100% 18%;
}

.module-photo.visual-inspection {
  --visual-position: 0% 82%;
}

.module-photo.visual-coating {
  --visual-position: 100% 82%;
}

.proposal-stage-card .module-photo {
  min-height: 0;
  aspect-ratio: 16 / 9;
}

.module-body {
  padding: 16px;
}

.module-title-row,
.module-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.module-body h2,
.module-body p {
  margin: 0;
}

.module-body p {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.65;
}

.module-meta {
  margin-top: 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.module-action {
  width: 100%;
  margin-top: 14px;
}

.module-action:disabled {
  color: #8b95a7;
  background: #edf1f7;
  box-shadow: none;
  cursor: not-allowed;
}

.lesson-study-header {
  padding: 18px;
  border: 1px solid rgba(164, 177, 197, 0.34);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 12px 32px rgba(31, 62, 112, 0.08);
}

.lesson-study-header h1,
.lesson-study-header p {
  margin: 0;
}

.lesson-study-header h1 {
  margin-top: 5px;
}

.lesson-study-header p:not(.eyebrow) {
  margin-top: 7px;
  color: var(--muted);
  line-height: 1.7;
}

.lesson-progress {
  margin-top: 14px;
}

.lesson-study-header .lesson-save-status {
  margin-top: 10px;
  padding: 10px 12px;
  border: 1px solid #bddbc8;
  border-radius: 12px;
  color: #23623b;
  background: #effaf3;
  font-size: 12px;
  font-weight: 800;
  line-height: 1.55;
}

.lesson-study-header .lesson-save-status.failed {
  border-color: #f0c9c2;
  color: #8f3020;
  background: #fff3f1;
}

.lesson-study-header .lesson-save-status[hidden] {
  display: none;
}

.lesson-content {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.study-card {
  padding: 18px;
  border: 1px solid rgba(164, 177, 197, 0.34);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 10px 24px rgba(31, 62, 112, 0.07);
}

.study-card h2,
.study-card p {
  margin: 0;
}

.study-card h2 {
  margin-top: 8px;
}

.study-card > p {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.7;
}

.study-topline {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
}

.lesson-block-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.lesson-block {
  padding: 14px;
  border: 1px solid #dbe4f0;
  border-radius: 16px;
  background: #f8fbff;
}

.lesson-block.block-point {
  position: relative;
  padding: 18px 16px 16px;
  border-color: #91b3ff;
  border-left: 7px solid var(--blue);
  background:
    linear-gradient(135deg, #edf4ff 0%, #ffffff 100%);
  box-shadow: 0 12px 24px rgba(31, 93, 245, 0.12);
}

.lesson-block.block-point h3 {
  color: var(--blue);
  font-size: 18px;
}

.lesson-block.block-point p {
  color: var(--text);
  font-size: 15px;
  font-weight: 800;
}

.lesson-block.block-caution {
  border-color: #f4a9a3;
  border-left: 7px solid #d92d20;
  background: #fff5f4;
}

.lesson-block.block-caution h3,
.lesson-block.block-caution p {
  color: #b42318;
  font-weight: 900;
}

.focus-label {
  display: inline-flex;
  margin-bottom: 8px;
  padding: 5px 10px;
  border-radius: 999px;
  color: #fff;
  background: var(--blue);
  font-size: 12px;
  font-weight: 900;
}

.lesson-block h3 {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 15px;
}

.lesson-block p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.lesson-block p + p {
  margin-top: 4px;
}

.service-type-notice {
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px solid #b8d2f5;
  border-left: 5px solid var(--blue);
  border-radius: 14px;
  color: var(--text);
  background: #f3f7ff;
}

.service-type-notice strong {
  display: block;
  margin-bottom: 8px;
  color: #16427d;
  font-size: 15px;
}

.service-type-notice p {
  margin: 4px 0;
  line-height: 1.65;
}

.service-type-notice b {
  color: #16427d;
}

.service-type-notice small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.6;
}

.study-actions {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 10px;
  margin-top: 18px;
}

.completion-card .study-actions {
  grid-template-columns: 1fr;
}

.scenario-text {
  padding: 12px;
  border-radius: 14px;
  color: var(--text) !important;
  background: #f1f6ff;
  font-weight: 800;
}

.scenario-slide {
  margin: 14px 0 0;
  overflow: hidden;
  border: 1px solid #dbe5f3;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 8px 20px rgba(31, 62, 112, 0.08);
}

.scenario-slide-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 12px;
  color: var(--blue);
  background: #f5f8ff;
  font-size: 11px;
  font-weight: 900;
}

.scenario-slide-header span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.scenario-slide-header small {
  padding: 2px 7px;
  border-radius: 999px;
  color: #52647e;
  background: #e8eef8;
  font-size: 10px;
  font-weight: 800;
}

.scenario-slide img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
}

.scenario-slide figcaption {
  padding: 10px 12px;
  color: var(--text);
  font-size: 12px;
  font-weight: 800;
  line-height: 1.6;
}

.scenario-carousel-viewport {
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  touch-action: pan-x pan-y;
}

.scenario-carousel-viewport::-webkit-scrollbar {
  display: none;
}

.scenario-carousel-viewport:focus-visible {
  outline: 3px solid rgba(29, 94, 210, 0.35);
  outline-offset: -3px;
}

.scenario-carousel-track {
  display: flex;
}

.scenario-carousel-item {
  flex: 0 0 100%;
  min-width: 0;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.scenario-carousel-item img {
  user-select: none;
  -webkit-user-drag: none;
}

.scenario-carousel-controls {
  display: grid;
  grid-template-columns: 38px 1fr 38px;
  align-items: center;
  gap: 8px;
  padding: 8px 10px 10px;
  border-top: 1px solid #e4ebf5;
  background: #f8faff;
}

.scenario-carousel-arrow {
  display: grid;
  width: 38px;
  height: 34px;
  place-items: center;
  border: 1px solid #cbd8eb;
  border-radius: 10px;
  color: var(--blue);
  background: #fff;
  font-size: 24px;
  font-weight: 900;
  line-height: 1;
  cursor: pointer;
}

.scenario-carousel-arrow:disabled {
  opacity: 0.35;
  cursor: default;
}

.scenario-carousel-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.scenario-carousel-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: #b9c7dc;
  cursor: pointer;
  transition: width 160ms ease, background-color 160ms ease;
}

.scenario-carousel-dot[aria-current="true"] {
  width: 22px;
  background: var(--blue);
}

.question-card {
  padding: 16px;
}

.question-context {
  margin-top: 14px;
  overflow: hidden;
  border: 1px solid #dbe5f3;
  border-radius: 14px;
  background: #f8fbff;
}

.question-tags {
  display: flex;
  gap: 6px;
  padding: 12px 14px 0;
}

.question-tags span {
  padding: 4px 9px;
  border-radius: 999px;
  color: var(--blue);
  background: var(--blue-soft);
  font-size: 11px;
  font-weight: 900;
}

.context-copy {
  padding: 10px 14px 12px;
  color: var(--text) !important;
  font-size: 14px;
  font-weight: 800;
  line-height: 1.65 !important;
}

.prompt-facts {
  margin: 0;
  border-top: 1px solid #dbe5f3;
  background: #fff;
}

.prompt-facts > div {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: 12px;
  padding: 11px 14px;
}

.prompt-facts > div + div {
  border-top: 1px solid #e7edf6;
}

.prompt-facts dt,
.prompt-facts dd {
  margin: 0;
}

.prompt-facts dt {
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
}

.prompt-facts dd {
  color: var(--text);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.55;
}

.prompt-facts .customer-voice-row {
  background: #eef4ff;
}

.prompt-facts .customer-voice-row dd {
  color: var(--blue-dark);
}

.question-ask {
  margin-top: 16px;
}

.question-ask > span {
  color: var(--blue);
  font-size: 10px;
  font-weight: 900;
}

.question-ask h2 {
  margin: 3px 0 0;
  font-size: 18px;
  line-height: 1.5;
}

.question-choice-list {
  display: grid;
  gap: 9px;
  margin-top: 14px;
}

.question-choice-list .choice {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 9px;
  align-items: center;
  padding: 12px;
}

.question-choice-list .choice strong {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 50%;
  color: var(--blue);
  background: var(--blue-soft);
}

.question-choice-list .choice span {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.6;
}

.question-choice-list .choice:disabled {
  cursor: default;
}

.visual-question-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--blue-dark);
  background: #eaf2ff;
  font-size: 12px;
  font-weight: 900;
}

.visual-question-heading span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.visual-question-heading span::before {
  width: 10px;
  height: 10px;
  border: 3px solid var(--blue);
  border-radius: 3px;
  content: "";
}

.visual-question-heading strong {
  color: var(--muted);
  font-size: 11px;
}

.visual-question-heading b {
  color: var(--blue);
  font-size: 15px;
}

.question-choice-list.choice-layout-multiple-diagram {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
}

.question-choice-list.choice-layout-multiple-diagram .choice {
  grid-template-columns: 32px minmax(0, 1fr);
  min-height: 104px;
  align-content: center;
  border-width: 2px;
  background: #fbfdff;
}

.question-choice-list.choice-layout-multiple-diagram .choice strong {
  width: 32px;
  height: 32px;
  border: 2px solid #a9bddc;
  border-radius: 8px;
  background: #fff;
}

.question-choice-list.choice-layout-multiple-diagram .choice.selected {
  border-color: var(--blue);
  background: #edf4ff;
  box-shadow: 0 8px 18px rgba(31, 94, 214, 0.12);
}

.question-choice-list.choice-layout-multiple-diagram .choice.selected strong {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

.sequence-slide {
  margin-top: 16px;
  overflow: hidden;
  border: 1px solid #d6e2f3;
  border-radius: 16px;
  background: #f8fbff;
}

.sequence-slide .visual-question-heading {
  margin: 0;
  border-radius: 0;
}

.sequence-slide .visual-question-heading span::before {
  border-radius: 50%;
}

.sequence-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin: 0;
  padding: 14px;
  list-style: none;
}

.sequence-track li {
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 108px;
  align-content: start;
  gap: 8px;
  padding: 10px;
  border: 1px dashed #b8c7dd;
  border-radius: 12px;
  color: #8b9ab0;
  background: #fff;
}

.sequence-track li:not(:last-child)::after {
  position: absolute;
  top: 42px;
  right: -15px;
  color: #91a3bf;
  content: "›";
  font-size: 24px;
  font-weight: 900;
}

.sequence-track li.filled {
  color: var(--text);
  border-style: solid;
  border-color: #8fb1ff;
  background: #edf4ff;
}

.sequence-track li strong {
  display: grid;
  width: 27px;
  height: 27px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: #94a5bd;
  font-size: 12px;
}

.sequence-track li.filled strong {
  background: var(--blue);
}

.sequence-track li span {
  overflow-wrap: anywhere;
  font-size: 11px;
  font-weight: 800;
  line-height: 1.5;
}

.question-choice-list.choice-layout-sequence-slide .choice {
  grid-template-columns: 32px minmax(0, 1fr);
}

.question-choice-list.choice-layout-sequence-slide .choice.selected strong {
  color: #fff;
  background: var(--blue);
}

@media (max-width: 560px) {
  .question-choice-list.choice-layout-multiple-diagram {
    grid-template-columns: 1fr;
  }

  .question-choice-list.choice-layout-multiple-diagram .choice {
    min-height: 76px;
  }

  .sequence-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .sequence-track li {
    min-height: 92px;
  }

  .sequence-track li::after {
    display: none;
  }
}

.answer-feedback {
  display: grid;
  gap: 6px;
  margin-top: 14px;
  padding: 14px;
  border-radius: 16px;
  line-height: 1.7;
}

.answer-feedback.correct {
  border: 1px solid #bfead9;
  background: #edfff7;
}

.answer-feedback.incorrect {
  border: 1px solid #f5bfd0;
  background: #fff1f5;
}

.answer-feedback p {
  margin: 0;
  color: var(--muted);
}

.written-answer-panel {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.written-answer-panel label {
  color: var(--text);
  font-weight: 900;
}

.written-answer-panel textarea {
  width: 100%;
  min-height: 130px;
  resize: vertical;
  padding: 13px;
  border: 1px solid #cbd8eb;
  border-radius: 14px;
  color: var(--text);
  background: #fbfdff;
  line-height: 1.7;
}

.written-answer-panel textarea:disabled {
  color: var(--text);
  background: #f1f5fa;
  opacity: 1;
}

.written-answer-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.model-answer,
.review-criteria {
  padding-top: 8px;
  border-top: 1px solid rgba(104, 116, 140, 0.18);
}

.model-answer > span,
.review-criteria > span {
  color: var(--blue-dark);
  font-size: 12px;
  font-weight: 900;
}

.proposal-filter-panel {
  margin-top: 14px;
  padding: 12px;
  border: 1px solid #dbe4f0;
  border-radius: 18px;
  background: #f8faff;
  box-shadow: 0 8px 20px rgba(31, 62, 112, 0.06);
}

.proposal-filter-panel .proposal-filter-heading {
  margin-bottom: 10px;
}

.proposal-filter-toggle {
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  text-align: left;
}

.proposal-filter-toggle[aria-expanded="false"] {
  margin-bottom: 0;
}

.proposal-filter-detail[hidden],
#scenario-detail[hidden],
.quick-actions[hidden] {
  display: none;
}

.disclosure-icon {
  flex: 0 0 auto;
  color: var(--blue) !important;
  font-size: 18px !important;
}

.proposal-filter-heading span {
  overflow: hidden;
  color: var(--text);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.proposal-control-group {
  min-width: 0;
}

.proposal-control-group + .proposal-control-group {
  margin-top: 9px;
}

.proposal-control-label {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 900;
}

.proposal-settings-apply {
  width: 100%;
  min-height: 42px;
  margin-top: 12px;
}

.proposal-settings-note {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 10px;
  text-align: center;
}

.roleplay-product-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.roleplay-product {
  display: flex;
  min-width: 0;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 5px;
  border: 1px solid #dbe4f0;
  border-radius: 12px;
  color: var(--muted);
  background: #fff;
  font-size: 10px;
  font-weight: 900;
}

.roleplay-product .product-thumb {
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  border-radius: 9px;
}

.roleplay-product.active {
  color: var(--blue);
  border-color: #8fb1ff;
  background: var(--blue-soft);
}

.proposal-chat-stage-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 5px;
}

.proposal-chat-difficulty-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 5px;
  max-width: 240px;
}

.proposal-chat-stage,
.proposal-chat-difficulty {
  min-width: 0;
  min-height: 34px;
  padding: 0 4px;
  border: 1px solid #dbe4f0;
  border-radius: 10px;
  color: var(--muted);
  background: #fff;
  font-size: 10px;
  font-weight: 900;
}

.proposal-chat-stage.active,
.proposal-chat-difficulty.active {
  color: var(--blue);
  border-color: #8fb1ff;
  background: var(--blue-soft);
}

.proposal-question-progress {
  margin-top: 14px;
  padding: 12px 14px;
  border: 1px solid #dbe4f0;
  border-radius: 14px;
  background: #fff;
}

.proposal-question-progress > div:first-child {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.proposal-question-progress span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
}

.proposal-question-progress strong {
  color: var(--blue);
  font-size: 13px;
}

.proposal-progress-track {
  overflow: hidden;
  height: 7px;
  margin-top: 9px;
  border-radius: 999px;
  background: #e7edf7;
}

.proposal-progress-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), #54d1ff);
  transition: width 180ms ease;
}

.scenario-customer {
  display: flex;
  align-items: center;
  gap: 9px;
}

.scenario-customer img {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  border: 2px solid #e4edfb;
  border-radius: 50%;
  object-fit: cover;
}

.product-thumb {
  position: relative;
  display: block;
  width: 48px;
  height: 48px;
  overflow: hidden;
  border-radius: 15px;
  background: #eef4ff;
}

.flow-steps {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.flow-steps li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  line-height: 1.45;
  counter-increment: step;
}

.flow-steps li::before {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--blue);
  content: counter(step);
  font-weight: 900;
}

.flow-steps strong {
  display: block;
  color: var(--text);
}

.lesson-header,
.roleplay-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.badge {
  display: inline-flex;
  padding: 7px 12px;
  border-radius: 999px;
  color: var(--blue);
  background: var(--blue-soft);
  font-size: 13px;
  font-weight: 900;
}

.level-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 16px 0;
}

.level-tab {
  min-height: 72px;
  border: 1px solid #dbe4f0;
  border-radius: 14px;
  color: var(--muted);
  background: #fff;
  font-weight: 900;
}

.level-tab small {
  color: inherit;
  font-size: 11px;
  font-weight: 700;
}

.level-tab.done {
  color: #15895f;
  background: #edfff7;
  border-color: #bfead9;
}

.level-tab.active {
  color: var(--blue);
  background: var(--blue-soft);
  border-color: #8fb1ff;
}

.level-tab.locked {
  color: #c34665;
  background: #fff1f5;
  border-color: #f5bfd0;
}

.quiz-box {
  display: grid;
  gap: 10px;
}

.question-label {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.choice {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid #dbe4f0;
  border-radius: 13px;
  color: var(--text);
  background: #fff;
  text-align: left;
}

.choice.selected {
  border-color: #83a8ff;
  background: var(--blue-soft);
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

textarea,
input {
  width: 100%;
  border: 1px solid #d5dfed;
  border-radius: 15px;
  color: var(--text);
  background: #fff;
}

textarea {
  resize: vertical;
  min-height: 90px;
  padding: 12px;
  line-height: 1.6;
}

.roleplay-view {
  padding-bottom: 258px;
}

.scenario-card {
  margin-top: 16px;
  padding: 18px;
}

.scenario-toggle {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  padding: 0;
  background: transparent;
  color: var(--blue);
  font-weight: 900;
}

.scenario-heading {
  color: var(--blue);
  font-weight: 900;
}

#scenario-detail {
  display: grid;
  gap: 0;
  margin: 12px 0 0;
  overflow: hidden;
  border: 1px solid rgba(134, 154, 184, 0.22);
  border-radius: var(--card-radius-3mm);
  background: #fff;
}

#scenario-detail .scenario-table-row {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  min-height: 46px;
  border-bottom: 1px solid rgba(134, 154, 184, 0.18);
}

#scenario-detail .scenario-table-row:last-child {
  border-bottom: 0;
}

#scenario-detail dt,
#scenario-detail dd {
  display: flex;
  align-items: center;
  min-width: 0;
}

#scenario-detail dt {
  padding: 10px 12px;
  border-right: 1px solid rgba(134, 154, 184, 0.18);
  color: #526176;
  background: #f7f9fc;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

#scenario-detail dd {
  padding: 10px 12px;
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.55;
}

#scenario-detail .scenario-customer {
  gap: 8px;
}

dl {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
}

dl div {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
}

dt {
  color: var(--blue);
  font-weight: 900;
}

dd {
  margin: 0;
  color: var(--text);
  line-height: 1.65;
}

.chat-log {
  display: grid;
  gap: 14px;
  margin: 22px 0;
}

.proposal-chat-choice-list {
  display: grid;
  margin: 0 0 18px;
}

.proposal-chat-choice-list[hidden] {
  display: none;
}

.proposal-chat-choice-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 44px;
  gap: 9px;
  width: min(94%, 600px);
  align-items: end;
  justify-self: end;
}

.proposal-choice-bubble {
  display: grid;
  gap: 4px;
  padding: 15px;
  border: 1px solid #b9ccff;
  border-radius: 18px;
  background: #eff5ff;
  box-shadow: 0 8px 22px rgba(31, 62, 112, 0.09);
}

.proposal-choice-bubble > strong {
  color: var(--blue-dark);
  font-size: 14px;
}

.proposal-choice-bubble > small {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
}

.proposal-choice-options {
  display: grid;
  gap: 8px;
  margin-top: 8px;
}

.proposal-chat-choice {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 8px;
  width: 100%;
  align-items: start;
  padding: 11px;
  border: 1px solid #cfdbef;
  border-radius: 12px;
  color: var(--text);
  background: #fff;
  text-align: left;
  line-height: 1.55;
  cursor: pointer;
  transition: border-color 150ms ease, box-shadow 150ms ease, transform 150ms ease;
}

.proposal-choice-marker {
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 50%;
  color: var(--blue);
  background: var(--blue-soft);
  font-size: 11px;
  font-weight: 900;
}

.proposal-chat-choice:hover,
.proposal-chat-choice:focus-visible {
  border-color: var(--blue);
  box-shadow: 0 5px 14px rgba(31, 93, 245, 0.13);
  transform: translateY(-1px);
}

.proposal-chat-choice:focus-visible {
  outline: none;
}

.proposal-chat-choice.selected {
  border-width: 2px;
}

.proposal-chat-choice.correct,
.proposal-chat-choice.correct-answer {
  border-color: #32a66a;
  background: #edf9f2;
}

.proposal-chat-choice.incorrect {
  border-color: #d92d20;
  background: #fff1f0;
}

.proposal-chat-choice:disabled {
  cursor: default;
}

.proposal-chat-choice:disabled:not(.selected):not(.correct-answer) {
  opacity: 0.56;
}

.proposal-next-question {
  display: block;
  width: 100%;
  margin: 18px 0 18px;
}

.proposal-next-question[hidden] {
  display: none;
}

.message {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 9px;
  max-width: 88%;
  align-items: end;
}

.message.customer {
  justify-self: start;
}

.message.staff {
  grid-template-columns: minmax(0, 1fr) 44px;
  justify-self: end;
}

.message.staff .chat-avatar {
  grid-column: 2;
}

.message.staff .message-body {
  grid-column: 1;
  grid-row: 1;
  justify-items: end;
}

.message-body {
  display: grid;
  gap: 6px;
}

.chat-avatar {
  display: block;
  width: 44px;
  height: 44px;
  border: 2px solid #edf4ff;
  border-radius: 50%;
  background-image: url("/api/v1/content/assets/chat-avatars.webp");
  background-size: 200% 100%;
  box-shadow: 0 8px 18px rgba(31, 62, 112, 0.1);
}

.staff-avatar {
  background-position: 0% 50%;
}

.customer-avatar {
  background-image: var(--customer-avatar);
  background-position: center;
  background-size: cover;
}

.message.scene,
.message.observation {
  grid-template-columns: 34px minmax(0, 1fr);
  max-width: 100%;
  padding: 10px;
  border-radius: 16px;
  background: #f7f9fd;
}

.message.observation {
  background: #eef7ff;
}

.scene-message-icon {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 50%;
  color: var(--blue);
  background: #fff;
  font-weight: 900;
}

.message.scene .bubble,
.message.observation .bubble {
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.message strong {
  color: var(--muted);
  font-size: 12px;
}

.bubble {
  padding: 15px 16px;
  border: 1px solid #dbe4f0;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 8px 22px rgba(31, 62, 112, 0.07);
  line-height: 1.7;
}

.staff .bubble {
  border-color: #b9ccff;
  background: #eff5ff;
}

.coach-panel {
  padding: 18px;
  border-color: #f6cf8b;
  background: #fffaf0;
}

.coach-panel p:last-child {
  margin: 7px 0 0;
  line-height: 1.7;
}

.chat-composer {
  position: absolute;
  right: 0;
  bottom: 72px;
  left: 0;
  display: grid;
  gap: 10px;
  padding: 14px 18px 18px;
  border-top: 1px solid rgba(151, 167, 191, 0.24);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(18px);
}

.chat-composer[hidden] {
  display: none;
}

.quick-actions {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.quick-actions button {
  flex: 0 0 auto;
  min-height: 40px;
  padding: 0 12px;
  border: 1px solid #cdd9eb;
  border-radius: 13px;
  color: var(--blue);
  background: #fff;
  font-weight: 900;
}

.input-row {
  display: grid;
  grid-template-columns: 1fr 86px;
  gap: 10px;
}

.input-row textarea {
  min-height: 72px;
  resize: none;
}

.proposal-free-input-guide {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid #b9ccff;
  border-radius: 16px;
  color: var(--text);
  background: #eff5ff;
}

.proposal-free-input-guide strong {
  color: var(--blue-dark);
}

.proposal-free-input-guide span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.65;
}

input {
  min-height: 48px;
  padding: 0 14px;
}

.chat-composer small {
  color: var(--muted);
  text-align: center;
}

.score-panel {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 15px;
  align-items: center;
  margin-top: 18px;
  padding: 18px;
}

.score-panel[hidden] {
  display: none;
}

.score-panel ul,
.review-card ul,
.architecture-card ol,
.architecture-card ul {
  grid-column: 1 / -1;
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.75;
}

.score-circle {
  display: grid;
  width: 78px;
  height: 78px;
  place-items: center;
  border-radius: 50%;
  color: var(--blue);
  background:
    radial-gradient(circle, #fff 56%, transparent 58%),
    conic-gradient(var(--blue) 82%, #e7edf7 0);
  font-size: 23px;
  font-weight: 900;
}

.score-circle span {
  font-size: 12px;
}

.review-circle {
  background: var(--blue-soft);
  font-size: 16px;
}

.proposal-review-block {
  grid-column: 1 / -1;
  padding: 13px;
  border-radius: 13px;
  background: #f7f9fd;
}

.proposal-review-block p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.score-circle.large {
  width: 112px;
  height: 112px;
  font-size: 34px;
  background:
    radial-gradient(circle, #fff 56%, transparent 58%),
    conic-gradient(var(--blue) var(--score-value, 0%), #e7edf7 0);
}

.score-summary {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  align-items: center;
  padding: 20px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, #f1f6ff, #ffffff);
}

.score-summary p {
  color: var(--muted);
  line-height: 1.7;
}

.rubric-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
}

.rubric-grid article {
  display: grid;
  gap: 5px;
  min-height: 146px;
  align-content: center;
  padding: 18px;
  border: 1px solid #dbe4f0;
  border-radius: 20px;
  background: #fff;
}

.rubric-value {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 10px;
}

.rubric-grid .rubric-value span,
.rubric-grid .rubric-metric-label span {
  color: var(--text);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.45;
}

.rubric-metric {
  display: grid;
  gap: 3px;
}

.rubric-metric + .rubric-metric {
  margin-top: 7px;
  padding-top: 9px;
  border-top: 1px solid #e7edf7;
}

.rubric-metric-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.result-barometer {
  overflow: hidden;
  height: 12px;
  margin: 7px 0 4px;
  border-radius: 999px;
  background: #e7edf7;
}

.result-barometer > span {
  display: block;
  width: var(--meter-value);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #1f5df5, #54d1ff);
}

.result-barometer.action-meter > span {
  background: linear-gradient(90deg, #f59e0b, #facc15);
}

.result-barometer.learning-meter > span {
  background: linear-gradient(90deg, #0b8f68, #55c990);
}

.rubric-grid span,
.rubric-grid small {
  color: var(--muted);
}

.rubric-metric-label strong {
  color: var(--blue);
  font-size: 22px;
}

.rubric-metric.progress-metric .rubric-metric-label strong {
  color: #08765a;
}

.rubric-metric.score-metric.unanswered .rubric-metric-label strong {
  color: var(--muted);
  font-size: 20px;
}

.score-summary.is-empty .score-circle.large {
  color: var(--muted);
  font-size: 16px;
}

.results-start-button {
  margin-top: 14px;
}

.results-storage-warning,
.home-score-warning {
  padding: 12px 14px;
  border: 1px solid #f6c65b;
  border-radius: var(--card-radius-3mm);
  color: #7a4b00;
  background: #fff8df;
}

.results-storage-warning {
  margin-bottom: 16px;
}

.results-storage-warning p,
.home-score-warning {
  margin: 4px 0 0;
  line-height: 1.6;
}

.rubric-grid article.unanswered {
  background: #f8fafc;
}

.rubric-grid article.unanswered strong {
  color: var(--muted);
  font-size: 20px;
}

.rubric-version-note {
  color: #7a4b00;
  line-height: 1.6;
}

.result-barometer.unanswered > span {
  width: 0;
}

.results-method-card {
  margin-top: 16px;
}

.source-list {
  display: grid;
  gap: 12px;
}

.source-card {
  padding: 0;
  overflow: hidden;
}

.source-toggle {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px;
  color: var(--text);
  background: #fff;
  text-align: left;
}

.source-toggle strong {
  display: block;
  font-size: 19px;
  line-height: 1.35;
}

.source-toggle small {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-weight: 700;
  line-height: 1.5;
}

.source-toggle .disclosure-icon {
  display: grid;
  min-width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 14px;
  color: var(--blue);
  background: #eef4ff;
  font-size: 18px;
  font-weight: 900;
}

.source-item {
  gap: 9px;
  padding: 18px;
}

.source-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.source-topline span {
  padding: 5px 9px;
  border-radius: 999px;
  color: #15895f;
  background: #edfff7;
  font-size: 12px;
  font-weight: 900;
}

.source-link {
  width: fit-content;
  padding: 0;
  color: var(--blue);
  background: transparent;
  font-weight: 900;
  text-align: left;
  text-decoration: none;
}

.source-link:disabled {
  color: var(--muted);
  cursor: default;
}

.source-open-status {
  min-height: 1.5em;
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.settings-card {
  display: grid;
  gap: 16px;
  align-items: start;
  padding: 18px;
  border: 1px solid rgba(164, 177, 197, 0.34);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 12px 32px rgba(31, 62, 112, 0.08);
}

.settings-card-heading {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  justify-content: space-between;
}

.settings-card-heading h2,
.settings-section-heading h2 {
  margin: 6px 0 0;
}

.settings-card > p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.settings-status-badge {
  flex: 0 0 auto;
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--blue);
  background: var(--blue-soft);
  font-size: 11px;
  font-weight: 900;
}

.settings-logout {
  width: 100%;
}

.auth-method-settings {
  padding-top: 16px;
  border-top: 1px solid #dbe4f0;
}

.auth-method-settings h3 {
  margin: 0;
}

.auth-method-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border: 1px solid #dbe4f0;
  border-radius: 14px;
  background: #f8fbff;
}

.auth-method-row > div {
  display: grid;
  gap: 3px;
}

.auth-method-row small {
  color: var(--muted);
}

.settings-list {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
  padding: 0;
}

.settings-list .settings-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 54px;
  padding: 0 16px;
  border: 1px solid #dbe4f0;
  border-radius: 16px;
  color: var(--text);
  background: #fff;
  font-weight: 900;
}

.settings-list dt,
.settings-list dd {
  margin: 0;
}

.release-details {
  margin-top: 0;
}

.release-details dd {
  overflow-wrap: anywhere;
}

.settings-list dd {
  color: var(--blue);
  text-align: right;
}

.settings-primary-column,
.settings-information-column {
  display: grid;
  gap: 18px;
  align-content: start;
  min-width: 0;
}

.settings-section-heading .eyebrow {
  margin: 0;
}

.settings-information-column .architecture-card {
  margin-top: 0;
}

.data-handling-card h3 {
  margin-top: 0;
}

.architecture-card .source-list {
  margin: 0;
  padding: 0 18px 18px;
}

.architecture-card .source-item {
  box-shadow: none;
}

.supporting-pane {
  display: grid;
  gap: 14px;
  align-content: start;
}

.context-panel {
  padding: 20px;
}

.unlock-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 13px 0;
  border-bottom: 1px solid #edf1f7;
}

.unlock-row:last-child {
  border-bottom: 0;
}

.unlock-row span {
  color: var(--muted);
}

.bottom-nav {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 25;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid rgba(151, 167, 191, 0.24);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(18px);
}

.bottom-item {
  display: grid;
  gap: 3px;
  min-height: 72px;
  place-items: center;
  color: #7b879b;
  background: transparent;
  font-weight: 800;
}

.bottom-item > span:not(.nav-icon) {
  font-size: 12px;
}

.bottom-item.active {
  color: var(--blue);
}

.nav-icon {
  position: relative;
  display: block;
  width: 30px;
  height: 30px;
  overflow: hidden;
  border-radius: 10px;
  background: #eef4ff;
  opacity: 0.72;
}

.bottom-item.active .nav-icon {
  opacity: 1;
  box-shadow: 0 8px 18px rgba(31, 93, 245, 0.18);
}

.nav-home {
  --visual-image: url("/assets/app-icons-sprite.webp");
  --visual-position: 0% 0%;
  --visual-size: 300% 300%;
}

.nav-learn {
  --visual-image: url("/assets/app-icons-sprite.webp");
  --visual-position: 50% 0%;
  --visual-size: 300% 300%;
}

.nav-roleplay {
  --visual-image: url("/assets/app-icons-sprite.webp");
  --visual-position: 100% 0%;
  --visual-size: 300% 300%;
}

.nav-results {
  --visual-image: url("/assets/app-icons-sprite.webp");
  --visual-position: 0% 50%;
  --visual-size: 300% 300%;
}

.nav-settings {
  --visual-image: url("/assets/app-icons-sprite.webp");
  --visual-position: 50% 50%;
  --visual-size: 300% 300%;
}

/* UI text hierarchy: keep headings strong, make support text lighter and smaller. */
.hero-greeting p:not(.eyebrow),
.page-heading p:not(.eyebrow),
.recommend-card p:not(.eyebrow),
.next-action-card p:not(.eyebrow),
.home-start-card p:not(.eyebrow),
.home-level-card p:not(.eyebrow),
.rail-card p:not(.eyebrow),
.context-panel p:not(.eyebrow),
.category-summary,
.category-card p,
.learning-item p,
.source-item p,
.tip-card p:not(.eyebrow),
.detail-hero-layout p:not(.eyebrow),
.module-body p,
.lesson-study-header p:not(.eyebrow),
.study-card > p,
.lesson-block p,
.service-type-notice p,
.answer-feedback p,
.proposal-review-block p,
.score-summary p,
.settings-card p:not(.eyebrow) {
  font-size: 13px;
  font-weight: 400;
  line-height: 1.65;
}

.eyebrow,
.stat-label,
.category-topline em,
.category-chips span,
.stage-card small,
.module-meta,
.lesson-pill,
.scenario-slide-header small,
.scenario-slide figcaption,
.context-copy,
.proposal-filter-heading span,
.proposal-control-label,
.proposal-settings-note,
.proposal-chat-stage,
.proposal-chat-difficulty,
.proposal-question-progress span,
.level-tab small,
.proposal-choice-bubble > small,
.proposal-choice-marker,
.proposal-free-input-guide span,
.chat-composer small,
.rubric-grid small,
.source-toggle small,
.source-topline span {
  font-size: 11px;
  font-weight: 500;
  line-height: 1.5;
}

.service-type-notice small {
  font-size: 11px;
  font-weight: 400;
  line-height: 1.6;
}

.lesson-block.block-point p,
.lesson-block.block-caution p {
  font-size: 13px;
  font-weight: 500;
}

.source-link {
  font-weight: 700;
}

.settings-list .settings-item,
.settings-list dt,
.settings-list dd {
  font-weight: 700;
}

@media (max-width: 1080px) {
  .application-shell {
    display: block;
  }

  .navigation-sidebar,
  .supporting-pane {
    display: none;
  }

  .app-stage {
    display: block;
    padding: 0;
  }

  .app-frame {
    height: 100vh;
    min-height: 100vh;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .bottom-nav {
    position: fixed;
  }

  .chat-composer {
    position: fixed;
    bottom: 72px;
    z-index: 24;
  }
}

@media (max-width: 430px) {
  .view {
    padding-right: 16px;
    padding-left: 16px;
  }

  .topbar {
    padding: 0 16px;
  }

  .hero-greeting {
    grid-template-columns: 104px 1fr;
    gap: 14px;
    padding: 14px;
  }

  .avatar-mini {
    width: 104px;
    height: 134px;
    background-position: 30% 47%;
    background-size: 270px auto;
  }

  .stats-grid {
    grid-template-columns: 1fr 96px 1fr;
  }

  .home-start-card {
    grid-template-columns: 42px 1fr;
    gap: 12px;
    padding: 15px;
  }

  .home-start-number {
    width: 42px;
    height: 42px;
    border-radius: 16px;
  }

  .home-level-topline strong {
    font-size: 28px;
  }

  .stat-card {
    padding: 14px;
  }

  .stat-card strong {
    font-size: 26px;
  }

  .progress-ring {
    width: 76px;
    height: 76px;
  }

  .category-grid,
  .rubric-grid {
    grid-template-columns: 1fr;
  }

  .category-card,
  .learning-item {
    grid-template-columns: 72px minmax(0, 1fr) 18px;
    gap: 12px;
    padding: 12px;
  }

  .category-media {
    width: 72px;
    height: 72px;
    border-radius: 20px;
  }

  .category-topline strong {
    font-size: 18px;
  }

  .category-topline em {
    padding: 4px 8px;
  }

  .category-chips {
    gap: 5px;
  }

  .category-chips span {
    padding: 4px 8px;
  }

  .detail-hero-layout {
    grid-template-columns: 78px 1fr;
  }

  .detail-hero-layout .category-media {
    width: 78px;
    height: 78px;
  }

  .stage-list {
    grid-template-columns: 1fr;
  }

  .recommend-card h2,
  .recommend-card p {
    max-width: 86%;
  }

  .recommend-card img {
    right: -120px;
    width: 250px;
  }

  .score-summary {
    grid-template-columns: 1fr;
  }

  .roleplay-view {
    padding-bottom: 270px;
  }

  .chat-composer {
    padding-right: 14px;
    padding-left: 14px;
  }
}

@media (max-width: 430px) {
  .home-view {
    padding: 10px 14px 76px;
  }

  .home-compact-hero {
    grid-template-columns: 52px 1fr;
    gap: 10px;
    padding: 9px;
  }

  .home-compact-hero .avatar-mini {
    width: 52px;
    height: 56px;
    background-size: 136px auto;
  }

  .home-compact-hero h1 {
    font-size: 20px;
  }

  .home-quick-grid .home-start-card {
    grid-template-columns: 30px 1fr;
    gap: 7px;
    min-height: 124px;
    padding: 10px;
  }

  .home-quick-grid .home-start-number {
    width: 30px;
    height: 30px;
    border-radius: 12px;
    font-size: 15px;
  }

  .home-quick-grid .home-start-card h2,
  .recommend-card.home-proposal-card h2 {
    font-size: 15px;
  }
}

/* 2026-07-18 home mission dashboard based on the supplied home reference. */
.app-frame:has(#view-home.active) {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(246, 249, 255, 0.98));
}

.home-view {
  padding: 10px 10px 96px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.62), rgba(247, 250, 255, 0.92));
}

.home-mission-card,
.home-level-dashboard,
.home-score-card {
  border: 1px solid rgba(211, 219, 234, 0.9);
  border-radius: 17px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 14px 32px rgba(35, 59, 110, 0.08);
}

.home-mission-card {
  position: relative;
  min-height: 236px;
  overflow: hidden;
  padding: 16px 14px 14px;
}

.home-mission-card::before {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, rgba(248, 251, 255, 0.96) 0%, rgba(248, 251, 255, 0.82) 42%, rgba(248, 251, 255, 0.18) 100%);
  content: "";
}

.home-station-scene {
  position: absolute;
  inset: 0 0 auto auto;
  width: min(100%, 356px);
  height: 214px;
}

.station-canopy {
  position: absolute;
  top: 8px;
  right: 28px;
  width: 260px;
  height: 66px;
  border: 1px solid rgba(150, 166, 197, 0.38);
  border-radius: 5px 5px 2px 2px;
  background: linear-gradient(180deg, #edf3ff 0%, #ffffff 34%, #e3ebf7 100%);
  box-shadow: 0 14px 24px rgba(36, 59, 112, 0.1);
  transform: perspective(420px) rotateX(16deg) skewX(-8deg);
}

.station-canopy::before {
  position: absolute;
  right: 0;
  bottom: 13px;
  left: 0;
  height: 17px;
  background: linear-gradient(90deg, #2d6bff 0%, #0d4cce 100%);
  content: "";
}

.station-canopy span {
  position: absolute;
  right: 54px;
  bottom: 15px;
  color: #fff;
  font-size: 8px;
  font-weight: 800;
  transform: skewX(8deg);
}

.station-pillars {
  position: absolute;
  top: 70px;
  right: 94px;
  width: 136px;
  height: 90px;
  border-right: 10px solid rgba(216, 227, 246, 0.95);
  border-left: 10px solid rgba(216, 227, 246, 0.95);
}

.station-pillars::before {
  position: absolute;
  top: 6px;
  right: 46px;
  bottom: 0;
  width: 10px;
  background: rgba(216, 227, 246, 0.95);
  content: "";
}

.station-pump {
  position: absolute;
  top: 96px;
  right: 196px;
  display: grid;
  width: 32px;
  height: 62px;
  place-items: start center;
  padding-top: 5px;
  border-radius: 7px 7px 2px 2px;
  color: #2265f3;
  background: #f6f9ff;
  font-size: 13px;
  font-weight: 900;
  box-shadow: inset 0 0 0 1px rgba(165, 184, 218, 0.45);
}

.station-car {
  position: absolute;
  top: 128px;
  right: 122px;
  width: 128px;
  height: 42px;
  border-radius: 32px 42px 14px 16px;
  background:
    radial-gradient(circle at 20% 100%, #111a2f 0 9px, transparent 10px),
    radial-gradient(circle at 80% 100%, #111a2f 0 9px, transparent 10px),
    linear-gradient(180deg, #f9fbff 0%, #dce8f8 100%);
  box-shadow: inset 0 0 0 1px rgba(120, 146, 188, 0.35), 0 10px 20px rgba(42, 67, 118, 0.08);
}

.station-car::before {
  position: absolute;
  top: 7px;
  left: 35px;
  width: 44px;
  height: 16px;
  border-radius: 16px 18px 3px 3px;
  background: #bcd0ed;
  content: "";
}

.home-worker {
  position: absolute;
  right: -16px;
  bottom: 0;
  width: 214px;
  height: 154px;
  background-image: url("/api/v1/content/assets/training-hero.webp");
  background-position: 42% 52%;
  background-size: 368px auto;
  filter: drop-shadow(0 18px 24px rgba(23, 48, 105, 0.18));
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 16%, #000 82%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 16%, #000 82%, transparent 100%);
}

.home-mission-content {
  position: relative;
  z-index: 2;
  display: grid;
  max-width: 264px;
  min-height: 206px;
  align-content: end;
}

.mission-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: max-content;
  max-width: 100%;
  margin: 0 0 17px;
  padding: 9px 14px;
  border: 1px solid rgba(202, 215, 242, 0.82);
  border-radius: 999px;
  color: #0f55ff;
  background: rgba(246, 249, 255, 0.88);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.92);
  font-size: 14px;
  font-weight: 900;
}

.home-mission-content h1 {
  margin: 0;
  color: #020735;
  font-size: 25px;
  font-weight: 900;
  line-height: 1.16;
}

.home-mission-content p:not(.mission-chip):not(.mission-status) {
  margin: 8px 0 0;
  color: #53617e;
  font-size: 13px;
  font-weight: 700;
}

.home-main-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 13px;
  width: min(100%, 238px);
  min-height: 46px;
  margin-top: 14px;
  border-radius: 16px;
  background: linear-gradient(135deg, #2e78ff 0%, #064de8 100%);
  box-shadow: 0 16px 24px rgba(16, 82, 230, 0.26);
  font-size: 15px;
  font-weight: 900;
}

.home-main-button span {
  font-size: 20px;
  line-height: 1;
}

.mission-status {
  position: absolute;
  right: -172px;
  bottom: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  margin: 0;
  padding: 0 16px;
  border: 1px solid rgba(201, 213, 233, 0.9);
  border-radius: 12px;
  color: #10172f;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 18px rgba(34, 60, 116, 0.08);
  font-size: 14px;
  font-weight: 900;
}

.mission-status span {
  display: grid;
  width: 18px;
  height: 18px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: #20bd83;
  font-size: 12px;
}

.home-level-dashboard {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 150px;
  gap: 20px;
  align-items: center;
  min-height: 108px;
  margin-top: 8px;
  padding: 14px 16px;
}

.home-level-dashboard .level-copy {
  min-width: 0;
}

.home-level-dashboard .stat-label {
  display: block;
  color: #65728d;
  font-size: 14px;
  font-weight: 800;
}

.home-level-dashboard #home-overall-level {
  display: block;
  margin-top: 6px;
  color: #020735;
  font-size: 34px;
  font-weight: 900;
  line-height: 0.95;
}

.home-level-dashboard #home-level-detail {
  margin: 10px 0 8px;
  color: #65728d;
  font-size: 14px;
  font-weight: 800;
}

.home-level-dashboard .mini-progress {
  width: min(100%, 196px);
  height: 8px;
  margin: 0;
  border-radius: 999px;
  background: #e3e9f4;
}

.home-level-dashboard .mini-progress span {
  border-radius: inherit;
  background: linear-gradient(90deg, #4d20ea 0%, #8e67ff 100%);
}

.level-ring {
  position: relative;
  display: grid;
  width: 96px;
  height: 96px;
  justify-self: end;
  place-items: center;
  border-radius: 50%;
  background: conic-gradient(#4d20ea calc(var(--level-percent) * 1%), #e3e8f2 0);
}

.level-ring::before {
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  background: #fff;
  box-shadow: inset 0 0 0 1px rgba(202, 211, 229, 0.72);
  content: "";
}

.home-level-percent {
  position: relative;
  z-index: 1;
  padding: 0;
  color: #4d20ea;
  background: transparent;
  font-size: 26px;
  font-weight: 900;
  line-height: 1;
}

.home-score-card {
  margin-top: 8px;
  padding: 13px 14px 12px;
}

.home-score-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.home-score-heading > div {
  display: flex;
  align-items: center;
  gap: 11px;
}

.score-heading-icon {
  position: relative;
  display: block;
  width: 24px;
  height: 24px;
  border-radius: 4px;
  background:
    linear-gradient(#1f66ff, #1f66ff) 0 12px / 5px 10px no-repeat,
    linear-gradient(#1f66ff, #1f66ff) 9px 7px / 5px 15px no-repeat,
    linear-gradient(#1f66ff, #1f66ff) 18px 2px / 5px 20px no-repeat;
}

.home-score-heading h2 {
  color: #020735;
  font-size: 19px;
  font-weight: 900;
}

.home-score-heading strong {
  padding: 8px 12px;
  border: 1px solid rgba(116, 83, 232, 0.18);
  border-radius: 12px;
  color: #4d20ea;
  background: #f4efff;
  font-size: 13px;
  font-weight: 900;
}

.score-metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.score-metric {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 34px;
  gap: 8px;
  min-width: 0;
  min-height: 118px;
  align-items: stretch;
  padding: 12px 10px;
  border: 1px solid rgba(213, 221, 236, 0.9);
  background: linear-gradient(180deg, #ffffff 0%, #fbfcff 100%);
  box-shadow: 0 8px 18px rgba(31, 62, 112, 0.05);
  text-align: left;
}

.metric-copy {
  display: grid;
  min-width: 0;
  align-content: center;
}

.metric-icon {
  display: grid;
  width: 22px;
  height: 22px;
  margin: 0 0 8px;
  place-items: center;
  border: 2px solid currentColor;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 900;
  line-height: 1;
}

.score-metric p {
  margin: 0;
  color: #10172f;
  font-size: 13px;
  font-weight: 900;
}

.score-metric strong {
  display: block;
  margin-top: 8px;
  color: #030a34;
  font-size: 28px;
  font-weight: 900;
  line-height: 1;
}

.score-metric i {
  display: block;
  height: 7px;
  margin-top: 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, currentColor 0 72%, rgba(225, 232, 244, 0.9) 72%);
  opacity: 0.95;
}

.score-metric em {
  display: inline-flex;
  width: max-content;
  margin-top: 8px;
  padding: 4px 9px;
  border-radius: 999px;
  background: color-mix(in srgb, currentColor 12%, white);
  font-size: 11px;
  font-style: normal;
  font-weight: 900;
}

.metric-bar-visual {
  display: flex;
  min-height: 82px;
  align-items: end;
  justify-content: center;
  padding: 8px 0 0 8px;
  border-left: 1px solid rgba(213, 221, 236, 0.82);
}

.metric-bar-visual span {
  display: block;
  width: 18px;
  height: calc(var(--score) * 0.78px);
  min-height: 12px;
  border-radius: 0;
  background: currentColor;
  box-shadow: 0 10px 18px color-mix(in srgb, currentColor 22%, transparent);
}

.metric-green {
  color: #17b982;
}

.metric-blue {
  color: #246bff;
}

.metric-purple {
  color: #6d35e8;
}

.metric-orange {
  color: #ff7a18;
}

.home-chart-board {
  position: relative;
  height: 132px;
  margin-top: 8px;
  padding: 8px 28px 20px;
  background:
    linear-gradient(rgba(216, 224, 238, 0.88) 1px, transparent 1px) 0 22px / 100% 39px no-repeat,
    linear-gradient(rgba(216, 224, 238, 0.72) 1px, transparent 1px) 0 61px / 100% 39px no-repeat,
    linear-gradient(rgba(216, 224, 238, 0.62) 1px, transparent 1px) 0 100px / 100% 39px no-repeat,
    linear-gradient(rgba(216, 224, 238, 0.5) 1px, transparent 1px) 0 139px / 100% 39px no-repeat;
  border-bottom: 1px solid rgba(200, 211, 230, 0.9);
}

.home-chart-line {
  position: absolute;
  top: 35px;
  right: 34px;
  left: 34px;
  width: calc(100% - 68px);
  height: 104px;
  overflow: visible;
}

.home-chart-line path {
  fill: none;
  stroke: #8fb6ff;
  stroke-dasharray: 3 3;
  stroke-linecap: round;
  stroke-width: 2;
}

.home-chart-line circle {
  fill: #84aefa;
  stroke: #c7dbff;
  stroke-width: 2;
}

.chart-axis {
  position: absolute;
  top: 2px;
  bottom: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: #65728d;
  font-size: 12px;
  font-weight: 600;
}

.chart-axis.left {
  left: 0;
}

.chart-axis.right {
  right: 0;
}

.score-bars {
  position: relative;
  z-index: 2;
  display: grid;
  height: 100%;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  align-items: end;
}

.score-bar {
  display: grid;
  height: 100%;
  grid-template-rows: 20px 1fr 18px;
  justify-items: center;
  align-items: end;
  color: #1f66ff;
}

.score-bar strong {
  color: currentColor;
  font-size: 14px;
  font-weight: 900;
  line-height: 1;
}

.score-bar span {
  display: block;
  width: 28px;
  height: calc(var(--score) * 0.78px);
  min-height: 18px;
  border-radius: 16px 16px 3px 3px;
  background: linear-gradient(180deg, color-mix(in srgb, currentColor 62%, white), currentColor);
  box-shadow: 0 11px 18px color-mix(in srgb, currentColor 24%, transparent);
}

.score-bar em {
  color: #65728d;
  font-size: 11px;
  font-style: normal;
  font-weight: 800;
}

.home-score-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.16fr);
  gap: 8px;
  margin-top: 8px;
}

.home-score-footer div {
  display: flex;
  min-width: 0;
  min-height: 36px;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: 12px;
  color: #65728d;
  background: #f2f6ff;
  font-size: 12px;
  font-weight: 800;
}

.home-score-footer span {
  display: grid;
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 8px;
  color: #286cff;
  background: #e5eeff;
  font-weight: 900;
}

.home-score-footer strong {
  margin-left: auto;
  color: #030a34;
  font-size: 18px;
  font-weight: 900;
  white-space: nowrap;
}

.home-score-footer small {
  color: #65728d;
  font-size: 11px;
  font-weight: 700;
}

.home-score-footer b {
  margin-left: auto;
  color: #65728d;
  font-size: 24px;
  font-weight: 600;
}


@media (max-width: 700px) {
  .home-view {
    padding: 10px 10px 96px;
  }

  .home-mission-card {
    min-height: 232px;
    padding: 14px 14px 12px;
  }

  .home-station-scene {
    right: -14px;
    width: 332px;
    height: 198px;
  }

  .station-canopy {
    right: 18px;
    width: 236px;
  }

  .station-pillars {
    right: 80px;
  }

  .station-pump {
    right: 178px;
  }

  .station-car {
    right: 104px;
    width: 116px;
  }

  .home-worker {
    right: -34px;
    width: 196px;
    height: 146px;
    background-size: 340px auto;
  }

  .home-mission-content {
    max-width: 238px;
    min-height: 204px;
  }

  .home-mission-content h1 {
    font-size: 24px;
  }

  .home-mission-content p:not(.mission-chip):not(.mission-status) {
    font-size: 13px;
  }

  .home-main-button {
    width: 226px;
    min-height: 44px;
    font-size: 15px;
  }

  .mission-status {
    right: -142px;
    bottom: 2px;
    min-height: 36px;
    padding: 0 12px;
    font-size: 12px;
  }

  .home-level-dashboard {
    grid-template-columns: minmax(0, 1fr) 100px;
    gap: 12px;
    min-height: 104px;
    padding: 12px 14px;
  }

  .home-level-dashboard #home-overall-level {
    font-size: 32px;
  }

  .level-ring {
    width: 90px;
    height: 90px;
  }

  .home-level-percent {
    font-size: 24px;
  }

  .home-score-card {
    padding: 12px 14px 10px;
  }

  .score-metric-grid {
    gap: 7px;
  }

  .score-metric {
    min-height: 112px;
    grid-template-columns: minmax(0, 1fr) 30px;
    padding: 10px 8px;
    border-radius: var(--card-radius-3mm);
  }

  .score-metric p {
    font-size: 12px;
  }

  .score-metric strong {
    font-size: 25px;
  }

  .metric-bar-visual {
    min-height: 78px;
    padding-left: 6px;
  }

  .metric-bar-visual span {
    width: 16px;
    height: calc(var(--score) * 0.72px);
  }

  .home-score-card .home-chart-board {
    height: 126px;
    padding: 8px 12px 20px 32px;
  }

  .home-score-card .score-bars {
    gap: 14px;
  }

  .home-score-card .score-bar span {
    width: 26px;
    height: calc(var(--score) * 0.76px);
  }

  .home-score-footer {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.16fr);
  }
}

@media (max-width: 380px) {
  .home-mission-content {
    max-width: 220px;
  }

  .home-mission-content h1 {
    font-size: 24px;
  }

  .home-main-button {
    width: 204px;
    font-size: 15px;
  }

  .mission-status {
    right: -130px;
    padding: 0 10px;
  }

  .score-metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* 2026-07-21 UI/UX refinement: 3mm cards, generated hero image, simpler score graph. */
:root {
  --card-radius-3mm: 11.34px;
  --radius: var(--card-radius-3mm);
}

.rail-card,
.context-panel,
.stat-card,
.ring-card,
.flow-card,
.lesson-card,
.scenario-card,
.coach-panel,
.score-panel,
.review-card,
.next-action-card,
.architecture-card,
.home-mission-card,
.home-level-card,
.home-level-dashboard,
.home-score-card,
.score-metric,
.home-score-footer div,
.learning-item,
.category-detail-hero,
.stage-card,
.module-card,
.study-card,
.tip-card,
.settings-card,
.source-card,
.recommend-card,
.result-card,
.proposal-filter-panel,
.proposal-question-progress,
.answer-feedback {
  border-radius: var(--card-radius-3mm);
}

.home-view {
  padding: 10px 10px 96px;
}

.home-mission-card {
  min-height: 284px;
  padding: 20px 16px 18px;
  background: #fff;
}

.home-mission-card::before {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.97) 0%, rgba(255, 255, 255, 0.9) 39%, rgba(255, 255, 255, 0.18) 74%, rgba(255, 255, 255, 0) 100%);
}

.home-station-scene {
  inset: 0;
  width: 100%;
  height: 100%;
  background-image: url("/api/v1/content/assets/home-gas-station-hero.webp");
  background-position: 61% center;
  background-size: cover;
}

.station-canopy,
.station-pillars,
.station-pump,
.station-car,
.home-worker {
  display: none;
}

.home-mission-content {
  max-width: 246px;
  min-height: 246px;
  align-content: center;
}

.mission-chip,
.mission-status {
  display: none;
}

.home-mission-content h1 {
  font-size: 29px;
  letter-spacing: 0;
}

.home-mission-content p:not(.mission-chip):not(.mission-status) {
  max-width: 15em;
  font-size: 15px;
  line-height: 1.55;
}

.home-main-button {
  width: min(100%, 222px);
  min-height: 50px;
  margin-top: 20px;
  border-radius: var(--card-radius-3mm);
}

.home-level-dashboard {
  grid-template-columns: minmax(0, 1fr) minmax(96px, 0.72fr);
  gap: 10px;
  min-height: 134px;
  padding: 18px 20px;
}

.home-level-dashboard .level-copy {
  display: grid;
  align-content: center;
  justify-self: center;
  width: min(100%, 198px);
  text-align: center;
}

.home-level-dashboard .stat-label {
  font-size: 13px;
}

.home-level-dashboard #home-overall-level {
  margin-top: 8px;
  font-size: 40px;
}

.home-level-dashboard #home-level-detail {
  margin: 12px 0 10px;
  font-size: 13px;
  line-height: 1.4;
}

.home-level-dashboard .mini-progress {
  width: min(100%, 178px);
  margin-right: auto;
  margin-left: auto;
}

.level-ring {
  width: 106px;
  height: 106px;
  justify-self: center;
}

.level-ring::before {
  inset: 9px;
}

.home-level-percent {
  font-size: 28px;
}

.home-chart-line {
  display: none;
}

.home-view .home-level-card.home-level-dashboard {
  border-radius: var(--card-radius-3mm);
}

.home-chart-board {
  margin-top: 14px;
}

.score-bars {
  z-index: 1;
}

/* 2026-07-21 home score graph: standard vertical graph, not split metric cards. */
.home-score-card .home-chart-board {
  height: 236px;
  margin-top: 12px;
  padding: 18px 18px 36px 42px;
  border-radius: 0;
  background:
    linear-gradient(rgba(216, 224, 238, 0.92) 1px, transparent 1px) 0 25px / 100% 43px no-repeat,
    linear-gradient(rgba(216, 224, 238, 0.76) 1px, transparent 1px) 0 68px / 100% 43px no-repeat,
    linear-gradient(rgba(216, 224, 238, 0.62) 1px, transparent 1px) 0 111px / 100% 43px no-repeat,
    linear-gradient(rgba(216, 224, 238, 0.5) 1px, transparent 1px) 0 154px / 100% 43px no-repeat;
  border-bottom: 1px solid rgba(200, 211, 230, 0.9);
}

.home-score-card .chart-axis {
  top: 11px;
  bottom: 32px;
  font-size: 12px;
  font-weight: 700;
}

.home-score-card .chart-axis.left {
  left: 0;
}

.home-score-card .chart-axis.right {
  display: none;
}

.home-score-card .score-bars {
  height: 100%;
  gap: 20px;
}

.home-score-card .score-bar {
  grid-template-rows: 24px 1fr 18px 18px;
}

.home-score-card .score-bar strong {
  font-size: 16px;
}

.home-score-card .score-bar span {
  width: 30px;
  height: calc(var(--score) * 1.45px);
  min-height: 18px;
  border-radius: 4px 4px 2px 2px;
  background: currentColor;
  box-shadow: 0 12px 20px color-mix(in srgb, currentColor 20%, transparent);
}

.home-score-card .score-bar em {
  color: #5f6b82;
  font-size: 12px;
  line-height: 1;
}

.home-score-card .score-bar small {
  display: block;
  color: currentColor;
  font-size: 10px;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
}

.home-score-card .score-bar.metric-green {
  color: #17b982;
}

.home-score-card .score-bar.metric-blue {
  color: #246bff;
}

.home-score-card .score-bar.metric-purple {
  color: #6d35e8;
}

.home-score-card .score-bar.metric-orange {
  color: #ff7a18;
}

.home-score-card .score-bar.unanswered {
  color: #94a3b8;
}

.home-score-card .score-bar.unanswered span {
  height: 0;
  min-height: 0;
  box-shadow: none;
}

.home-score-empty {
  display: grid;
  min-height: 156px;
  margin-top: 12px;
  place-content: center;
  gap: 8px;
  padding: 24px;
  border: 1px dashed #cbd5e1;
  border-radius: var(--card-radius-3mm);
  color: var(--muted);
  background: #f8fafc;
  text-align: center;
}

.home-score-empty strong {
  color: var(--text);
}

.home-score-empty p {
  max-width: 28em;
  margin: 0;
  line-height: 1.6;
}

.home-score-warning {
  margin-top: 12px;
  font-size: 12px;
}

@media (max-width: 700px) {
  .home-mission-card {
    min-height: 270px;
    padding: 18px 14px 16px;
  }

  .home-station-scene {
    right: auto;
    width: 100%;
    height: 100%;
    background-position: 64% center;
  }

  .home-mission-content {
    max-width: 224px;
    min-height: 236px;
  }

  .home-mission-content h1 {
    font-size: 26px;
  }

  .home-main-button {
    width: 214px;
    min-height: 48px;
    font-size: 15px;
  }

  .home-level-dashboard {
    grid-template-columns: minmax(0, 1fr) minmax(92px, 0.72fr);
    gap: 8px;
    min-height: 126px;
    padding: 16px 18px;
  }

  .level-ring {
    width: 96px;
    height: 96px;
  }

  .home-level-percent {
    font-size: 25px;
  }
}

/* 2026-07-21 results balance and topbar simplification. */
.score-summary {
  grid-template-columns: minmax(0, 1fr) 124px;
  gap: 18px;
  padding: 20px 22px;
}

.score-summary .score-circle.large {
  order: 2;
  justify-self: center;
}

.score-summary > div:not(.score-circle) {
  order: 1;
  min-width: 0;
}

.score-summary h2 {
  margin-bottom: 8px;
  font-size: 22px;
  line-height: 1.28;
}

.score-summary p {
  margin: 0;
}

@media (max-width: 700px) {
  .score-summary {
    grid-template-columns: minmax(0, 1fr) 112px;
    gap: 12px;
    padding: 18px;
  }

  .score-circle.large {
    width: 104px;
    height: 104px;
    font-size: 31px;
  }

  .score-summary h2 {
    font-size: 19px;
  }
}

/* Web v0.1.0 adaptive application shell (GS-WEB-PIVOT-C03A). */
html {
  min-width: 320px;
  scroll-padding-top: 88px;
}

body {
  overflow-x: hidden;
}

[hidden] {
  display: none !important;
}

img,
svg,
canvas,
video {
  max-width: 100%;
}

.app-root {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
}

.system-notice {
  position: fixed;
  z-index: 1200;
  inset-inline: max(1rem, env(safe-area-inset-left)) max(1rem, env(safe-area-inset-right));
  inset-block-start: max(1rem, env(safe-area-inset-top));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 52rem;
  margin-inline: auto;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface);
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.system-notice p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.offline-notice {
  border-color: var(--orange);
}

@media (max-width: 39.99rem) {
  .system-notice {
    align-items: stretch;
    flex-direction: column;
  }
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 120;
  padding: 12px 16px;
  border-radius: 10px;
  color: #fff;
  background: var(--blue-dark);
  transform: translateY(-160%);
}

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

.launch-screen,
.login-screen {
  position: fixed;
  min-height: 100vh;
  min-height: 100dvh;
}

.application-shell {
  display: block;
  min-height: 100vh;
  min-height: 100dvh;
}

.navigation-sidebar {
  display: none;
}

.app-stage {
  display: block;
  height: auto;
  min-width: 0;
  min-height: 100vh;
  min-height: 100dvh;
  padding: 0;
}

.topbar {
  width: 100%;
}

.topbar .back-button {
  grid-column: 1;
  grid-row: 1;
}

.topbar .brand,
.topbar-title {
  grid-column: 2;
  grid-row: 1;
  justify-self: center;
}

.topbar-spacer {
  grid-column: 3;
  grid-row: 1;
}

.topbar-title {
  display: none;
  min-width: 0;
  overflow: hidden;
  font-weight: 900;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.task-layout {
  width: 100%;
  min-width: 0;
}

.app-frame {
  position: relative;
  width: 100%;
  min-width: 0;
  min-height: calc(100vh - 78px);
  min-height: calc(100dvh - 78px);
  height: auto;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
  box-shadow: none;
}

.view {
  width: 100%;
  min-width: 0;
  max-width: 1120px;
  margin: 0 auto;
  padding: 22px 16px calc(104px + env(safe-area-inset-bottom));
  overflow-wrap: anywhere;
}

.home-view {
  padding: 10px 10px calc(96px + env(safe-area-inset-bottom));
}

.bottom-nav {
  position: fixed;
  padding-bottom: env(safe-area-inset-bottom);
}

.bottom-item,
.rail-item,
.back-button,
.icon-button {
  min-width: 44px;
  min-height: 44px;
}

.bottom-item,
.rail-item,
.topbar .brand {
  color: inherit;
  text-decoration: none;
}

.bottom-item[aria-disabled="true"],
.rail-item[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.48;
}

:where(a, button, input, select, textarea, [tabindex]):focus-visible {
  scroll-margin-block: 96px;
}

.chat-composer {
  position: static;
  width: 100%;
}

.roleplay-view {
  padding-bottom: calc(104px + env(safe-area-inset-bottom));
}

.supporting-pane {
  display: none;
  min-width: 0;
}

.supporting-facts {
  display: grid;
  gap: 0;
  margin: 12px 0 0;
}

.supporting-facts > div {
  display: grid;
  grid-template-columns: minmax(72px, auto) minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid #edf1f7;
}

.supporting-facts dt {
  color: var(--muted);
}

.supporting-facts dd {
  min-width: 0;
  margin: 0;
  font-weight: 800;
  text-align: right;
  overflow-wrap: anywhere;
}

.account-nav {
  display: grid;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid rgba(141, 156, 180, 0.2);
}

.account-entry {
  min-width: 0;
}

.rail-item.account-entry .sidebar-avatar {
  position: relative;
  display: block;
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(31, 93, 245, 0.16);
  border-radius: 50%;
  background: linear-gradient(145deg, #3f73f3, #2045b8);
  box-shadow: 0 8px 18px rgba(31, 93, 245, 0.2);
}

.rail-item.account-entry .sidebar-avatar::before,
.rail-item.account-entry .sidebar-avatar::after {
  position: absolute;
  left: 50%;
  content: "";
  background: #fff;
  transform: translateX(-50%);
}

.rail-item.account-entry .sidebar-avatar::before {
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.rail-item.account-entry .sidebar-avatar::after {
  bottom: 7px;
  width: 21px;
  height: 11px;
  border-radius: 12px 12px 8px 8px;
}

.account-entry-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 2px;
}

.account-entry-copy small {
  overflow: hidden;
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.account-entry.active .account-entry-copy small {
  color: var(--blue-dark);
}

.sidebar-release-identity {
  display: none;
  overflow: hidden;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.45;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (min-width: 600px) {
  .application-shell {
    display: grid;
    grid-template-columns: 80px minmax(0, 1fr);
  }

  .navigation-sidebar {
    position: sticky;
    top: 0;
    z-index: 30;
    display: flex;
    width: 80px;
    height: 100vh;
    height: 100dvh;
    flex-direction: column;
    gap: 22px;
    padding: 20px 10px;
    border-right: 1px solid rgba(141, 156, 180, 0.24);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(22px);
  }

  .navigation-sidebar .brand {
    justify-content: center;
  }

  .navigation-sidebar .brand-name,
  .navigation-sidebar .rail-item strong,
  .navigation-sidebar .account-entry-copy {
    display: none;
  }

  .rail-nav {
    gap: 10px;
  }

  .rail-item {
    justify-content: center;
    padding: 10px;
  }

  .bottom-nav {
    display: none;
  }

  .topbar .brand {
    display: none;
  }

  .topbar-title {
    display: block;
  }

  .view,
  .home-view {
    padding-right: clamp(24px, 4vw, 48px);
    padding-bottom: 48px;
    padding-left: clamp(24px, 4vw, 48px);
  }

}

@media (min-width: 720px) {
  .learning-list,
  .module-grid,
  .rubric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 840px) {
  .application-shell {
    grid-template-columns: 208px minmax(0, 1fr);
  }

  .navigation-sidebar {
    width: 208px;
    padding: 24px 16px;
  }

  .navigation-sidebar .brand {
    justify-content: flex-start;
    padding: 0 10px;
  }

  .navigation-sidebar .brand-name,
  .navigation-sidebar .rail-item strong {
    display: inline;
  }

  .navigation-sidebar .account-entry-copy {
    display: flex;
  }

  .sidebar-release-identity {
    display: block;
  }

  .rail-item {
    justify-content: flex-start;
    padding: 12px;
  }

  .task-layout {
    max-width: 1560px;
    margin: 0 auto;
    padding: 0 clamp(20px, 3vw, 48px) 48px;
  }

  .app-frame {
    min-height: calc(100vh - 48px);
    min-height: calc(100dvh - 48px);
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
  }

  .app-frame:has(#view-home.active),
  .home-view {
    background: transparent;
  }

  .topbar:not(.contextual) {
    display: none;
  }

  .topbar.contextual {
    position: static;
    height: 72px;
    padding: 0 clamp(20px, 3vw, 48px);
    border-bottom: 0;
    background: transparent;
    backdrop-filter: none;
  }

  .topbar.contextual .topbar-title {
    justify-self: start;
  }

  .lesson-study-view,
  .roleplay-view {
    max-width: 820px;
  }
}

@media (min-width: 1100px) {
  .task-layout:has(.supporting-pane:not([hidden])) {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(240px, 300px);
    align-items: start;
    gap: clamp(20px, 3vw, 36px);
  }

  .supporting-pane:not([hidden]) {
    position: sticky;
    top: 98px;
    display: grid;
    gap: 14px;
    max-height: calc(100vh - 122px);
    max-height: calc(100dvh - 122px);
    overflow: auto;
    overscroll-behavior: contain;
  }

  .home-view.active {
    display: grid;
    grid-template-columns: minmax(260px, 0.72fr) minmax(360px, 1.28fr);
    align-items: start;
    gap: 18px;
  }

  .home-mission-card {
    grid-column: 1 / -1;
  }

  #view-settings.active {
    display: grid;
    grid-template-columns: minmax(260px, 0.8fr) minmax(340px, 1.2fr);
    align-items: start;
    gap: 18px;
  }

  #view-settings .page-heading {
    grid-column: 1 / -1;
  }

  #view-settings .settings-primary-column {
    grid-column: 1;
  }

  #view-settings .settings-information-column {
    grid-column: 2;
  }
}

@media (min-width: 1200px) {
  .application-shell {
    grid-template-columns: 260px minmax(0, 1fr);
  }

  .navigation-sidebar {
    width: 260px;
    padding: 28px 20px;
  }

  .task-layout:has(.supporting-pane:not([hidden])) {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
  }

  .learning-list,
  .module-grid {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  }
}

@media (min-width: 600px) and (max-height: 460px) {
  .navigation-sidebar {
    gap: 4px;
    padding-top: 8px;
    padding-bottom: 8px;
  }

  .navigation-sidebar .brand {
    display: none;
  }

  .rail-nav {
    gap: 4px;
  }

  .account-nav {
    padding-top: 4px;
  }

  .rail-item {
    min-height: 44px;
    padding-top: 6px;
    padding-bottom: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}