:root {
  color-scheme: light;
  --mvp-bg: #ffffff;
  --mvp-bg-soft: #f7f7f8;
  --mvp-surface: #ffffff;
  --mvp-surface-raised: #f7f7f8;
  --mvp-surface-strong: #f1f1f3;
  --mvp-text: #18181b;
  --mvp-muted: #52525b;
  --mvp-subtle: #8a8a94;
  --mvp-line: #e5e5ea;
  --mvp-line-strong: #d1d1d6;
  --mvp-brand: #16834f;
  --mvp-brand-strong: #0f6c40;
  --mvp-brand-soft: rgba(22, 131, 79, 0.1);
  --mvp-warning: #a86500;
  --mvp-danger: #c93652;
  --mvp-shadow: 0 24px 70px rgba(24, 24, 27, 0.1);
  --mvp-card-shadow: 0 14px 36px rgba(24, 24, 27, 0.07);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --mvp-bg: #090b10;
  --mvp-bg-soft: #0d1118;
  --mvp-surface: #121720;
  --mvp-surface-raised: #171e29;
  --mvp-surface-strong: #1c2532;
  --mvp-text: #f5f7fa;
  --mvp-muted: #9aa6b6;
  --mvp-subtle: #758195;
  --mvp-line: rgba(163, 177, 198, 0.14);
  --mvp-line-strong: rgba(163, 177, 198, 0.24);
  --mvp-brand: #4ade80;
  --mvp-brand-strong: #22c55e;
  --mvp-brand-soft: rgba(74, 222, 128, 0.12);
  --mvp-warning: #fbbf24;
  --mvp-danger: #fb7185;
  --mvp-shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --mvp-card-shadow: 0 14px 36px rgba(0, 0, 0, 0.18);
}

html {
  scroll-behavior: smooth;
}

body.mvp-shell {
  min-height: 100vh;
  margin: 0;
  color: var(--mvp-text);
  background: var(--mvp-bg);
  font-family:
    "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont,
    "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  transition: color 180ms ease, background-color 180ms ease;
}

:root[data-theme="dark"] body.mvp-shell {
  background:
    radial-gradient(circle at 80% -10%, rgba(74, 222, 128, 0.11), transparent 31rem),
    radial-gradient(circle at -10% 32%, rgba(139, 156, 248, 0.08), transparent 26rem),
    var(--mvp-bg);
}

.mvp-shell *,
.mvp-shell *::before,
.mvp-shell *::after {
  box-sizing: border-box;
}

/* 브라우저 기본 [hidden] 은 display:none 한 줄이라 우리 컴포넌트 규칙이 그냥 이긴다.
   스크립트가 hidden 으로 감춘 요소가 그대로 보이게 되므로 여기서 못을 박는다. */
.mvp-shell [hidden] {
  display: none !important;
}

.mvp-shell a {
  color: var(--mvp-brand);
  text-underline-offset: 3px;
}

.mvp-shell .site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  width: 100%;
  border-bottom: 1px solid var(--mvp-line);
  background: color-mix(in srgb, var(--mvp-bg) 84%, transparent);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.mvp-shell .header-inner {
  display: flex;
  width: min(1180px, calc(100% - 40px));
  min-height: 64px;
  margin: auto;
  padding: 0;
  align-items: center;
  gap: 24px;
  border: 0;
}

.mvp-shell .brand-lockup {
  display: inline-flex;
  flex: none;
  align-items: center;
  gap: 10px;
  color: var(--mvp-text);
  font-size: 15px;
  font-weight: 850;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.mvp-shell .brand-label {
  display: inline-flex;
  white-space: nowrap;
}

/* 워드마크 `ssy.` — 주소(ssy.kr)와 같은 글자다. 상자에 가두지 않는다. */
.mvp-shell .brand-mark {
  color: var(--mvp-text);
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.07em;
  line-height: 1;
}

.mvp-shell .brand-mark i {
  color: var(--mvp-brand);
  font-style: normal;
}

.mvp-shell .desktop-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.mvp-shell .desktop-nav a,
.mvp-shell .header-actions > a,
.mvp-shell .header-actions .inline button {
  padding: 9px 11px;
  position: relative;
  color: var(--mvp-muted);
  background: transparent;
  border: 0;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 720;
  text-decoration: none;
  transition: color 140ms ease, background 140ms ease;
}

.mvp-shell .desktop-nav a:hover,
.mvp-shell .header-actions > a:hover,
.mvp-shell .header-actions .inline button:hover {
  color: var(--mvp-text);
  background: var(--mvp-surface-raised);
}

.mvp-shell .desktop-nav a[aria-current="page"] {
  color: var(--mvp-text);
  font-weight: 850;
}

.mvp-shell .desktop-nav a[aria-current="page"]::after {
  position: absolute;
  right: 11px;
  bottom: -1px;
  left: 11px;
  height: 2px;
  background: var(--mvp-brand);
  border-radius: 2px 2px 0 0;
  content: "";
}

.mvp-shell .header-actions {
  display: flex;
  margin-left: auto;
  align-items: center;
  gap: 4px;
}

.mvp-shell .header-actions .signup-link {
  padding-inline: 15px;
  color: var(--mvp-surface);
  background: var(--mvp-text);
  box-shadow: none;
}

.mvp-shell .header-actions .signup-link:hover {
  color: var(--mvp-surface);
  background: var(--mvp-text);
}

.mvp-shell .theme-toggle {
  display: inline-grid;
  width: 38px;
  height: 38px;
  padding: 0;
  place-items: center;
  color: var(--mvp-muted);
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
  cursor: pointer;
}

.mvp-shell .theme-toggle:hover {
  color: var(--mvp-text);
  border-color: var(--mvp-line-strong);
}

.mvp-shell .theme-icon::before {
  content: "☀";
  font-size: 17px;
}

:root[data-theme="dark"] .mvp-shell .theme-icon::before {
  content: "◐";
}

.mvp-shell .site-main {
  width: min(1080px, calc(100% - 40px));
  min-height: calc(100vh - 260px);
  margin: auto;
  padding: 54px 0 96px;
}

.mvp-shell .site-main.account-main {
  width: min(700px, calc(100% - 40px));
}

.mvp-shell .site-footer {
  width: min(1080px, calc(100% - 40px));
  margin: auto;
  padding: 40px 0 54px;
  color: var(--mvp-subtle);
  border-top: 1px solid var(--mvp-line);
  font-size: 13px;
}

.mvp-shell .footer-brand {
  display: block;
  margin-bottom: 7px;
  color: var(--mvp-muted);
  font-weight: 800;
}

.mvp-shell .footer-grid {
  display: grid;
  grid-template-columns: 1.35fr repeat(3, 1fr);
  gap: 24px;
}

.mvp-shell .footer-column {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mvp-shell .footer-column strong {
  margin-bottom: 3px;
  color: var(--mvp-text);
  font-size: 13px;
}

.mvp-shell .footer-column p,
.mvp-shell .footer-column a {
  margin: 0;
  color: var(--mvp-muted);
  font-size: 13px;
  text-decoration: none;
}

.mvp-shell .footer-column a:hover {
  color: var(--mvp-brand);
}

.mvp-shell .footer-attribution {
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--mvp-line);
}

.mvp-shell h1,
.mvp-shell h2,
.mvp-shell h3,
.mvp-shell h4 {
  color: var(--mvp-text);
  letter-spacing: -0.035em;
  word-break: keep-all;
}

.mvp-shell h1 {
  margin: 14px 0 18px;
  font-size: clamp(38px, 6vw, 66px);
  line-height: 1.06;
}

.mvp-shell h2 {
  margin: 58px 0 14px;
  font-size: clamp(25px, 3vw, 32px);
  line-height: 1.22;
}

.mvp-shell h3 {
  margin: 12px 0 7px;
  font-size: 20px;
  line-height: 1.35;
}

.mvp-shell h4 {
  margin: 28px 0 8px;
  font-size: 17px;
}

.mvp-shell .muted,
.mvp-shell .helptext {
  color: var(--mvp-muted);
}

.mvp-shell .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--mvp-brand);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.mvp-shell .eyebrow::before {
  width: 7px;
  height: 7px;
  background: var(--mvp-brand);
  border-radius: 50%;
  box-shadow: 0 0 0 5px var(--mvp-brand-soft);
  content: "";
}

/* 라이트는 중립 회색 + 초록 하나가 팔레트 전부다. 다크에서 쓰던 보라 기운 그라디언트는
   흰 배경 위에서 브랜드 밖 색으로 읽히므로 평평한 표면으로 둔다 (사양서 §1). */
.mvp-shell .hero {
  position: relative;
  min-height: 330px;
  padding: clamp(30px, 5vw, 58px);
  overflow: hidden;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 26px;
  box-shadow: var(--mvp-shadow);
}

:root[data-theme="dark"] .mvp-shell .hero {
  background:
    linear-gradient(125deg, rgba(74, 222, 128, 0.1), transparent 46%),
    linear-gradient(310deg, rgba(139, 156, 248, 0.13), transparent 48%),
    var(--mvp-surface);
}

:root[data-theme="dark"] .mvp-shell .hero::after {
  position: absolute;
  top: -90px;
  right: -60px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(74, 222, 128, 0.16), transparent 68%);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.mvp-shell .hero-copy {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.mvp-shell .hero-copy > p {
  max-width: 690px;
  margin: 0;
  color: var(--mvp-muted);
  font-size: clamp(15px, 2vw, 18px);
}

.mvp-shell .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.mvp-shell .button,
/* 세그먼트 토글·해설 탭·목록 필터는 이 채워진 기본 버튼 모양을 쓰지 않는다.
   :not(.inline button) 때문에 이 규칙의 특정도가 높아 뒤에 오는 자기 규칙을
   이겨버린다. 셀렉터에서 아예 제외한다. */
.mvp-shell
  button:not(.theme-toggle):not(.inline button):not([data-answer-toggle]):not(
    [data-commentary-tab]
  ):not([data-list-filter]):not([data-list-view]):not([data-prediction-tab]) {
  display: inline-flex;
  width: auto;
  min-height: 44px;
  padding: 11px 17px;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  background: var(--mvp-brand);
  border: 0;
  border-radius: 8px;
  box-shadow: none;
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.mvp-shell .button-secondary {
  color: var(--mvp-muted);
  background: transparent;
  border: 1px solid var(--mvp-line-strong);
  box-shadow: none;
}

.mvp-shell .trust-strip {
  display: grid;
  /* 카드가 4장이면 한 줄 4칸. 검증 실패로 카드가 빠져도 마지막 줄에 한 장만 남지 않는다. */
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.mvp-shell .trust-item {
  padding: 18px 20px;
  background: color-mix(in srgb, var(--mvp-surface) 88%, transparent);
  border: 1px solid var(--mvp-line);
  border-radius: 16px;
}

.mvp-shell .trust-item strong {
  display: block;
  margin-bottom: 3px;
  color: var(--mvp-text);
  font-size: 17px;
}

.mvp-shell .trust-item span {
  color: var(--mvp-muted);
  font-size: 13px;
}

.mvp-shell .section-heading {
  display: flex;
  margin-top: 58px;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
}

.mvp-shell .section-heading h2 {
  margin: 0;
}

.mvp-shell .section-heading p {
  max-width: 560px;
  margin: 0;
  color: var(--mvp-muted);
  font-size: 14px;
}

.mvp-shell .feature-grid,
.mvp-shell .year-grid,
.mvp-shell .metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.mvp-shell .year-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.mvp-shell .card {
  display: block;
  margin: 12px 0;
  padding: 22px;
  color: var(--mvp-text);
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 18px;
  box-shadow: var(--mvp-card-shadow);
  text-decoration: none;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease;
}

.mvp-shell a.card:hover {
  background: var(--mvp-surface-raised);
  border-color: color-mix(in srgb, var(--mvp-brand) 42%, var(--mvp-line));
  transform: translateY(-2px);
}

.mvp-shell .feature-grid .card,
.mvp-shell .year-grid .card,
.mvp-shell .metric-grid .card {
  height: 100%;
  margin: 0;
}

.mvp-shell .feature-card {
  position: relative;
  min-height: 210px;
  padding: 27px;
  overflow: hidden;
}

.mvp-shell .feature-card::after {
  position: absolute;
  right: 22px;
  bottom: 18px;
  color: var(--mvp-subtle);
  font-size: 22px;
  content: "↗";
}

.mvp-shell .feature-card-primary {
  background:
    linear-gradient(135deg, rgba(74, 222, 128, 0.13), transparent 58%),
    var(--mvp-surface);
}

.mvp-shell .feature-card p,
.mvp-shell .card p {
  color: var(--mvp-muted);
}

.mvp-shell .card-kicker {
  color: var(--mvp-subtle);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* 배지 5종 (사양서 §1). 기본은 중립이고, 초록은 실제로 좋은 소식일 때만 쓴다 —
   판정 출처나 문항 번호 같은 사실 라벨까지 초록으로 칠하면 강조가 의미를 잃는다.
   액센트는 초록 하나뿐이다. 다크 팔레트에서 넘어온 보라 액센트 토큰은 걷어냈다. */
.mvp-shell .badge {
  display: inline-flex;
  min-height: 27px;
  padding: 4px 10px;
  align-items: center;
  color: var(--mvp-muted);
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.mvp-shell .badge-accent {
  color: var(--mvp-brand);
  background: var(--mvp-brand-soft);
  border-color: color-mix(in srgb, var(--mvp-brand) 22%, transparent);
}

.mvp-shell .badge-warn {
  color: var(--mvp-warning);
  background: color-mix(in srgb, var(--mvp-warning) 12%, transparent);
  border-color: color-mix(in srgb, var(--mvp-warning) 26%, transparent);
}

.mvp-shell .badge-outline {
  color: var(--mvp-muted);
  background: transparent;
  border-color: var(--mvp-line-strong);
}

.mvp-shell .badge-solid {
  color: #ffffff;
  background: var(--mvp-text);
  border-color: var(--mvp-text);
}

.mvp-shell .notice {
  margin: 22px 0;
  padding: 19px 21px;
  color: var(--mvp-text);
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-left: 3px solid var(--mvp-brand);
  border-radius: 15px;
}

.mvp-shell .source {
  margin-top: 18px;
  padding: 18px 20px;
  color: var(--mvp-muted);
  background: color-mix(in srgb, var(--mvp-surface-raised) 72%, transparent);
  border: 1px solid var(--mvp-line);
  border-radius: 14px;
  font-size: 14px;
}

.mvp-shell .source a {
  overflow-wrap: anywhere;
}

.mvp-shell .question-block {
  margin: 18px 0 32px;
  padding: clamp(22px, 4vw, 34px);
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 20px;
  box-shadow: var(--mvp-card-shadow);
}

.mvp-shell .question-block li {
  margin: 5px 0;
}

.mvp-shell .answer-body {
  padding: 17px 19px;
  overflow-x: auto;
  white-space: pre-wrap;
  /* 예시 답안에는 수식·영문처럼 끊을 자리가 없는 긴 토큰이 섞인다. 그대로 두면 부모를 밀어
     페이지 전체가 가로로 넘친다. 토큰 안에서라도 끊고, 그래도 넘치면 이 상자만 스크롤한다. */
  overflow-wrap: anywhere;
  background: var(--mvp-bg-soft);
  border: 1px solid var(--mvp-line);
  border-radius: 14px;
}

.mvp-shell .choices {
  padding: 0;
  list-style: none;
}

.mvp-shell .choice {
  margin: 10px 0;
  padding: 15px 17px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 13px;
}

.mvp-shell .choice.answer {
  background: var(--mvp-brand-soft);
  border-color: var(--mvp-brand);
}

.mvp-shell .subject-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 30px;
}

.mvp-shell .subject-nav a {
  padding: 8px 12px;
  color: var(--mvp-muted);
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 760;
  text-decoration: none;
}

.mvp-shell .subject-nav a:hover {
  color: var(--mvp-text);
  border-color: var(--mvp-brand);
}

.mvp-shell .share-row {
  display: flex;
  flex-wrap: wrap;
  margin: 24px 0;
  align-items: center;
  gap: 11px;
}

.mvp-shell .progress {
  width: 100%;
  height: 9px;
  overflow: hidden;
  background: var(--mvp-surface-strong);
  border-radius: 999px;
}

.mvp-shell .progress > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--mvp-brand-strong), var(--mvp-brand));
}

/* 폼 옆에 "계정을 만들면" 을 세운다. 좁아지면 폼이 먼저 오도록 세로로 쌓는다. */
.mvp-shell .auth-shell {
  display: grid;
  max-width: 940px;
  margin: 20px auto 0;
  grid-template-columns: minmax(0, 1fr) 300px;
  grid-template-areas:
    'heading reasons'
    'card reasons';
  align-content: start;
  gap: 0 40px;
}

.mvp-shell .auth-heading {
  grid-area: heading;
}

.mvp-shell .auth-card {
  grid-area: card;
}

.mvp-shell .auth-reasons {
  grid-area: reasons;
  align-self: start;
  padding: 22px;
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 14px;
}

.mvp-shell .auth-reasons h2 {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 800;
}

.mvp-shell .auth-reasons ol {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 15px;
  list-style: none;
  counter-reset: reason;
}

.mvp-shell .auth-reasons li {
  display: grid;
  gap: 4px;
}

.mvp-shell .auth-reasons strong {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.mvp-shell .auth-reasons strong::before {
  counter-increment: reason;
  margin-right: 6px;
  color: var(--mvp-brand);
  content: counter(reason);
}

.mvp-shell .auth-reasons span {
  font-size: 12.5px;
  line-height: 1.55;
}

/* 마지막 항목은 가입 이유가 아니라 "가입하지 않아도 된다" 는 안내다. 번호를 붙이지 않는다. */
.mvp-shell .auth-reasons li.is-note {
  padding-top: 15px;
  border-top: 1px solid var(--mvp-line);
}

.mvp-shell .auth-reasons li.is-note strong::before {
  content: none;
}

@media (max-width: 860px) {
  .mvp-shell .auth-shell {
    max-width: 580px;
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      'heading'
      'card'
      'reasons';
    gap: 0;
  }

  .mvp-shell .auth-reasons {
    margin-top: 26px;
  }
}

/* 오른쪽에 "계정을 만들면" 이 붙는 두 단 배치라 제목을 가운데 두면 축이 어긋난다.
   한 단으로 접히는 좁은 화면에서만 가운데로 되돌린다. */
.mvp-shell .auth-heading {
  margin-bottom: 28px;
}

.mvp-shell .auth-heading h1 {
  font-size: clamp(30px, 5vw, 44px);
}

@media (max-width: 860px) {
  .mvp-shell .auth-heading {
    text-align: center;
  }

  .mvp-shell .auth-heading h1 {
    font-size: clamp(34px, 7vw, 52px);
  }
}

.mvp-shell .auth-card {
  padding: clamp(24px, 5vw, 36px);
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 22px;
  box-shadow: var(--mvp-shadow);
}

.mvp-shell form p {
  margin: 18px 0;
}

.mvp-shell label {
  display: block;
  margin-bottom: 7px;
  color: var(--mvp-text);
  font-size: 14px;
  font-weight: 760;
}

.mvp-shell input,
.mvp-shell select,
.mvp-shell textarea {
  width: 100%;
  min-height: 46px;
  padding: 11px 13px;
  color: var(--mvp-text);
  background: var(--mvp-bg-soft);
  border: 1px solid var(--mvp-line-strong);
  border-radius: 12px;
  outline: 0;
  font: inherit;
}

.mvp-shell input:focus,
.mvp-shell select:focus,
.mvp-shell textarea:focus {
  border-color: var(--mvp-brand);
  box-shadow: 0 0 0 3px var(--mvp-brand-soft);
}

.mvp-shell input[type="checkbox"],
.mvp-shell input[type="radio"] {
  width: auto;
  min-height: auto;
  margin-right: 7px;
  accent-color: var(--mvp-brand-strong);
}

.mvp-shell .auth-card button[type="submit"] {
  width: 100%;
  margin-top: 5px;
}

.mvp-shell .auth-switch {
  margin-top: 22px;
  color: var(--mvp-muted);
  text-align: center;
  font-size: 14px;
}

.mvp-shell .messages {
  padding: 0;
  list-style: none;
}

.mvp-shell .messages li {
  padding: 13px 15px;
  color: var(--mvp-text);
  background: var(--mvp-brand-soft);
  border: 1px solid color-mix(in srgb, var(--mvp-brand) 20%, transparent);
  border-radius: 12px;
}

.mvp-shell .errorlist {
  padding-left: 20px;
  color: var(--mvp-danger);
  font-size: 13px;
}

.mvp-shell hr {
  margin: 28px 0;
  border: 0;
  border-top: 1px solid var(--mvp-line);
}

.mvp-shell .mobile-primary-nav {
  display: none;
}

@media (max-width: 820px) {
  .mvp-shell .header-inner {
    width: calc(100% - 28px);
    min-height: 62px;
  }

  .mvp-shell .desktop-nav,
  .mvp-shell .header-actions > a:not(.signup-link):not(.mobile-login),
  .mvp-shell .header-actions .inline {
    display: none;
  }

  .mvp-shell .header-actions {
    gap: 8px;
  }

  .mvp-shell .header-actions .signup-link {
    padding: 8px 12px;
    font-size: 13px;
  }

  .mvp-shell .site-main,
  .mvp-shell .site-main.account-main {
    width: calc(100% - 28px);
    padding: 28px 0 112px;
  }

  .mvp-shell .site-footer {
    width: calc(100% - 28px);
    padding-bottom: 116px;
  }

  .mvp-shell .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 18px;
  }

  .mvp-shell .hero {
    min-height: 0;
    padding: 30px 25px 32px;
    border-radius: 21px;
  }

  .mvp-shell .hero h1 {
    font-size: clamp(34px, 10vw, 48px);
  }

  .mvp-shell .trust-strip,
  .mvp-shell .feature-grid,
  .mvp-shell .metric-grid {
    grid-template-columns: 1fr;
  }

  .mvp-shell .year-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .mvp-shell .section-heading {
    display: block;
  }

  .mvp-shell .section-heading p {
    margin-top: 8px;
  }

  .mvp-shell .mobile-primary-nav {
    position: fixed;
    z-index: 60;
    right: 10px;
    bottom: max(10px, env(safe-area-inset-bottom));
    left: 10px;
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 1fr;
    overflow: hidden;
    background: color-mix(in srgb, var(--mvp-surface) 92%, transparent);
    border: 1px solid var(--mvp-line-strong);
    border-radius: 18px;
    box-shadow: 0 18px 45px rgba(0, 0, 0, 0.28);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
  }

  .mvp-shell .mobile-primary-nav a {
    min-width: 0;
    padding: 10px 2px 9px;
    color: var(--mvp-subtle);
    text-align: center;
    text-decoration: none;
    font-size: 10px;
    font-weight: 760;
  }

  .mvp-shell .mobile-primary-nav a::before {
    display: block;
    margin-bottom: 1px;
    font-size: 17px;
    line-height: 1.2;
  }

  .mvp-shell .mobile-primary-nav a:nth-child(1)::before {
    content: "⌂";
  }

  .mvp-shell .mobile-primary-nav a:nth-child(2)::before {
    content: "Ⅰ";
  }

  .mvp-shell .mobile-primary-nav a:nth-child(3)::before {
    content: "Ⅱ";
  }

  .mvp-shell .mobile-primary-nav a:nth-child(4)::before {
    content: "◎";
  }

  .mvp-shell .mobile-primary-nav a:nth-child(5)::before {
    content: "○";
  }

  .mvp-shell .mobile-primary-nav a[aria-current="page"] {
    color: var(--mvp-brand);
    background: var(--mvp-brand-soft);
  }
}

@media (max-width: 460px) {
  .mvp-shell .brand-label {
    display: inline;
  }

  .mvp-shell .year-grid {
    grid-template-columns: 1fr;
  }

  .mvp-shell h1 {
    font-size: 35px;
  }

  .mvp-shell h2 {
    margin-top: 46px;
  }

  .mvp-shell .card,
  .mvp-shell .feature-card {
    padding: 20px;
    border-radius: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .mvp-shell *,
  .mvp-shell *::before,
  .mvp-shell *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}

/* ---------------------------------------------------------------------------
   Wireframe v1: public landing and prediction tabs
   --------------------------------------------------------------------------- */

.mvp-shell .prediction-tabs {
  display: inline-flex;
  margin: 0 0 20px;
  padding: 4px;
  gap: 3px;
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 10px;
}

.mvp-shell .prediction-tabs a {
  padding: 8px 12px;
  color: var(--mvp-muted);
  border-radius: 7px;
  font-size: 13px;
  font-weight: 760;
  text-decoration: none;
}

.mvp-shell .prediction-tabs a[aria-current="page"] {
  color: var(--mvp-text);
  background: var(--mvp-surface);
  box-shadow: 0 1px 3px rgba(24, 24, 27, 0.08);
}

.mvp-shell .landing-hero {
  display: grid;
  /* 가로 여백은 .site-main 이 이미 잡는다. 여기서 또 주면 두 단이 좁아진다. */
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  min-height: 520px;
  padding: 28px 0 76px;
  align-items: center;
  gap: 56px;
}

.mvp-shell .landing-hero-copy h1 {
  margin: 18px 0 20px;
  font-size: clamp(42px, 4.4vw, 56px);
  font-weight: 800;
  letter-spacing: -0.07em;
  line-height: 1.1;
}

.mvp-shell .landing-hero-copy > p {
  max-width: 555px;
  margin: 0;
  color: var(--mvp-muted);
  font-size: 17px;
  line-height: 1.7;
}

.mvp-shell .landing-outline-badge {
  display: inline-flex;
  padding: 5px 10px;
  color: var(--mvp-muted);
  border: 1px solid var(--mvp-line-strong);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 760;
}

.mvp-shell .landing-hero-note {
  display: block;
  margin-top: 12px;
  color: var(--mvp-subtle);
  font-size: 12.5px;
}

.mvp-shell .landing-subject-shortcuts {
  margin-top: 30px;
}

.mvp-shell .landing-subject-shortcuts > span {
  display: block;
  margin-bottom: 10px;
  color: var(--mvp-muted);
  font-size: 12.5px;
  font-weight: 760;
}

.mvp-shell .landing-subject-shortcuts > div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mvp-shell .landing-subject-shortcuts .button {
  min-height: 34px;
  padding: 6px 10px;
  font-size: 12px;
}

.mvp-shell .question-preview-figure {
  position: relative;
  width: min(100%, 465px);
  margin: 0 0 0 auto;
}

.mvp-shell .question-preview-back {
  position: absolute;
  z-index: -1;
  inset: 22px -13px -15px 20px;
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 16px;
  transform: rotate(2.2deg);
}

.mvp-shell .question-preview-card {
  padding: 24px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
  transform: rotate(-0.6deg);
}

.mvp-shell .question-preview-meta {
  display: flex;
  color: var(--mvp-subtle);
  font-size: 12px;
  gap: 7px;
}

.mvp-shell .question-preview-meta strong {
  color: var(--mvp-muted);
}

.mvp-shell .question-preview-line {
  margin: 17px 0 13px;
  color: var(--mvp-text);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
}

.mvp-shell .question-preview-choices {
  margin: 0;
  padding: 0;
  list-style: none;
}

.mvp-shell .question-preview-choices li {
  display: flex;
  margin-top: 7px;
  padding: 9px 10px;
  align-items: flex-start;
  color: var(--mvp-muted);
  border: 1px solid var(--mvp-line);
  border-radius: 8px;
  font-size: 12px;
  gap: 8px;
  line-height: 1.45;
}

.mvp-shell .question-preview-choices b {
  flex: none;
  /* 선지 번호는 이 목업의 요지다. 옅은 회색 12px 로는 원문자가 뭉개져 읽히지 않는다. */
  width: 14px;
  color: var(--mvp-muted);
  font-size: 14px;
  line-height: 1.25;
}

.mvp-shell .question-preview-choices .is-highlighted {
  color: var(--mvp-text);
  background: var(--mvp-brand-soft);
  border-color: var(--mvp-brand);
}

.mvp-shell .question-preview-choices .is-highlighted b {
  color: var(--mvp-brand);
}

.mvp-shell .question-preview-more {
  display: none;
}

.mvp-shell .question-preview-note {
  display: grid;
  margin-top: 14px;
  padding: 12px;
  background: var(--mvp-surface-raised);
  border-radius: 9px;
  font-size: 12px;
  gap: 2px;
}

.mvp-shell .question-preview-note strong {
  color: var(--mvp-text);
}

.mvp-shell .question-preview-note span {
  color: var(--mvp-muted);
}

.mvp-shell .question-preview-figure figcaption {
  margin-top: 17px;
  color: var(--mvp-subtle);
  text-align: center;
  font-size: 12px;
}

.mvp-shell .landing-stat-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin: 0 0 88px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 16px;
}

.mvp-shell .landing-stat {
  min-width: 0;
  padding: 23px 24px;
}

.mvp-shell .landing-stat + .landing-stat {
  border-left: 1px solid var(--mvp-line);
}

.mvp-shell .landing-stat strong {
  display: block;
  color: var(--mvp-text);
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
}

.mvp-shell .landing-stat small {
  margin-left: 3px;
  color: var(--mvp-muted);
  font-size: 20px;
  font-weight: 700;
}

.mvp-shell .landing-stat span {
  display: block;
  margin-top: 9px;
  color: var(--mvp-subtle);
  font-size: 12.5px;
}

.mvp-shell .landing-section,
.mvp-shell .landing-prediction-section,
.mvp-shell .landing-faq-section,
.mvp-shell .landing-final-cta {
  margin-top: 88px;
}

.mvp-shell .landing-section-heading {
  margin-bottom: 24px;
}

.mvp-shell .landing-section-heading h2,
.mvp-shell .landing-prediction-copy h2,
.mvp-shell .landing-faq-section h2 {
  margin: 9px 0 8px;
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1.25;
}

.mvp-shell .landing-section-heading p,
.mvp-shell .landing-prediction-copy p {
  margin: 0;
  color: var(--mvp-muted);
  font-size: 15px;
}

.mvp-shell .landing-eyebrow {
  color: var(--mvp-subtle);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.mvp-shell .landing-open-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.mvp-shell .landing-open-card {
  display: block;
  min-height: 232px;
  padding: 20px;
  color: var(--mvp-text);
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
  text-decoration: none;
}

.mvp-shell .landing-open-card:hover {
  border-color: var(--mvp-brand);
}

.mvp-shell .landing-icon {
  display: inline-grid;
  width: 36px;
  height: 36px;
  place-items: center;
  color: var(--mvp-muted);
  background: var(--mvp-surface-raised);
  border-radius: 8px;
  font-size: 17px;
  font-weight: 800;
}

.mvp-shell .landing-status,
.mvp-shell .landing-warn-badge,
.mvp-shell .landing-soon-badge {
  display: inline-flex;
  margin-left: 8px;
  padding: 4px 8px;
  align-items: center;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
}

.mvp-shell .landing-status {
  color: var(--mvp-brand);
  background: var(--mvp-brand-soft);
}

.mvp-shell .landing-open-card h3 {
  margin: 20px 0 6px;
  font-size: 17px;
}

.mvp-shell .landing-open-card p {
  margin: 0;
  color: var(--mvp-muted);
  font-size: 13px;
  line-height: 1.55;
}

.mvp-shell .landing-card-link {
  display: block;
  margin-top: 20px;
  color: var(--mvp-brand);
  font-size: 13px;
  font-weight: 800;
}

.mvp-shell .landing-prediction-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  padding: 32px 0;
  align-items: center;
  gap: 56px;
}

.mvp-shell .landing-prediction-copy > .button {
  margin-top: 24px;
}

.mvp-shell .landing-score-card {
  padding: 28px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 16px;
  box-shadow: var(--mvp-card-shadow);
}

.mvp-shell .landing-score-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  color: var(--mvp-muted);
  font-size: 13px;
  font-weight: 760;
  gap: 10px;
}

.mvp-shell .landing-warn-badge {
  margin-left: 0;
  color: var(--mvp-warning);
  background: color-mix(in srgb, var(--mvp-warning) 13%, transparent);
}

.mvp-shell .landing-score {
  display: flex;
  margin: 18px 0 25px;
  align-items: baseline;
  gap: 8px;
}

.mvp-shell .landing-score strong {
  color: var(--mvp-text);
  font-size: 52px;
  letter-spacing: -0.07em;
  line-height: 1;
}

.mvp-shell .landing-score span {
  color: var(--mvp-muted);
  font-size: 15px;
}

.mvp-shell .landing-score-bars > div {
  display: grid;
  grid-template-columns: 1fr auto;
  margin-top: 14px;
  color: var(--mvp-muted);
  font-size: 12px;
  gap: 5px 12px;
}

.mvp-shell .landing-score-bars i {
  grid-column: 1 / -1;
  height: 7px;
  overflow: hidden;
  background: var(--mvp-surface-strong);
  border-radius: 999px;
}

.mvp-shell .landing-score-bars b {
  display: block;
  height: 100%;
  background: var(--mvp-brand);
  border-radius: inherit;
}

.mvp-shell .landing-strengths-section,
.mvp-shell .landing-faq-section {
  margin-right: calc((1080px - 100vw) / 2);
  margin-left: calc((1080px - 100vw) / 2);
  padding: 88px max(calc((100vw - 1080px) / 2), 40px);
  background: var(--mvp-surface-raised);
}

.mvp-shell .landing-strengths-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.mvp-shell .landing-strengths-grid article {
  padding: 22px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
}

.mvp-shell .landing-strengths-grid h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.mvp-shell .landing-strengths-grid p,
.mvp-shell .landing-promises-grid p,
.mvp-shell .landing-roadmap-grid p {
  margin: 0;
  color: var(--mvp-muted);
  font-size: 13px;
  line-height: 1.6;
}








.mvp-shell .landing-promises-grid,
.mvp-shell .landing-roadmap-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.mvp-shell .landing-promises-grid article,
.mvp-shell .landing-roadmap-grid article {
  padding: 20px;
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
}

.mvp-shell .landing-promises-grid article > span {
  display: inline-grid;
  width: 30px;
  height: 30px;
  place-items: center;
  color: var(--mvp-brand);
  background: var(--mvp-brand-soft);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
}

.mvp-shell .landing-promises-grid h3,
.mvp-shell .landing-roadmap-grid h3 {
  margin: 16px 0 7px;
  font-size: 17px;
}

.mvp-shell .landing-roadmap-grid article {
  background: var(--mvp-surface-raised);
  border-style: dashed;
}

.mvp-shell .landing-soon-badge {
  margin: 0;
  color: var(--mvp-muted);
  background: transparent;
  border: 1px dashed var(--mvp-line-strong);
}

.mvp-shell .landing-faq-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr);
  align-items: start;
  gap: 56px;
}

.mvp-shell .landing-faq-section h2 {
  margin: 0;
  font-size: 32px;
}

.mvp-shell .landing-faq-list details {
  border-top: 1px solid var(--mvp-line-strong);
}

.mvp-shell .landing-faq-list details:last-child {
  border-bottom: 1px solid var(--mvp-line-strong);
}

.mvp-shell .landing-faq-list summary {
  display: flex;
  padding: 20px 0;
  align-items: center;
  justify-content: space-between;
  color: var(--mvp-text);
  cursor: pointer;
  font-size: 15px;
  font-weight: 740;
  list-style: none;
  gap: 16px;
}

.mvp-shell .landing-faq-list summary::-webkit-details-marker {
  display: none;
}

.mvp-shell .landing-faq-list summary span {
  color: var(--mvp-subtle);
  font-size: 22px;
  font-weight: 400;
}

.mvp-shell .landing-faq-list details[open] summary span {
  transform: rotate(45deg);
}

.mvp-shell .landing-faq-list p {
  margin: -4px 0 20px;
  color: var(--mvp-muted);
  font-size: 14px;
}

.mvp-shell .landing-final-cta {
  margin-top: 56px;
  padding: 58px 20px 24px;
  text-align: center;
}

.mvp-shell .landing-final-cta h2 {
  margin: 0;
  color: var(--mvp-text);
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1.2;
}

.mvp-shell .landing-final-cta h2 span {
  color: var(--mvp-muted);
}

.mvp-shell .landing-final-cta .hero-actions {
  justify-content: center;
}

@media (max-width: 820px) {
  .mvp-shell .landing-hero {
    grid-template-columns: 1fr;
    min-height: 0;
    padding: 32px 0 24px;
    gap: 38px;
  }

  .mvp-shell .landing-hero-copy h1 {
    margin: 16px 0;
    font-size: 30px;
  }

  .mvp-shell .landing-hero-copy > p {
    font-size: 15px;
  }

  .mvp-shell .landing-hero .hero-actions {
    display: block;
    margin-top: 22px;
  }

  .mvp-shell .landing-hero .hero-actions .button {
    width: 100%;
  }

  .mvp-shell .landing-hero .hero-actions .button-secondary {
    display: none;
  }

  .mvp-shell .landing-subject-shortcuts {
    display: none;
  }

  .mvp-shell .question-preview-figure {
    width: calc(100% - 8px);
    margin: 0 auto;
  }

  .mvp-shell .question-preview-card {
    padding: 19px;
  }

  .mvp-shell .question-preview-choices li:nth-child(n + 4) {
    display: none;
  }

  .mvp-shell .question-preview-more {
    display: block;
    margin-top: 9px;
    color: var(--mvp-subtle);
    font-size: 12px;
  }

  .mvp-shell .question-preview-note {
    margin-top: 11px;
  }

  .mvp-shell .landing-stat-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 42px;
  }

  .mvp-shell .landing-stat {
    padding: 19px 15px;
  }

  .mvp-shell .landing-stat + .landing-stat {
    border-left: 0;
  }

  .mvp-shell .landing-stat:nth-child(even) {
    border-left: 1px solid var(--mvp-line);
  }

  .mvp-shell .landing-stat:nth-child(n + 3) {
    border-top: 1px solid var(--mvp-line);
  }

  .mvp-shell .landing-stat strong {
    font-size: 30px;
  }

  .mvp-shell .landing-stat small {
    font-size: 16px;
  }

  .mvp-shell .landing-section,
  .mvp-shell .landing-prediction-section,
    .mvp-shell .landing-faq-section,
  .mvp-shell .landing-final-cta {
    margin-top: 52px;
  }

  .mvp-shell .landing-open-grid {
    display: grid;
    grid-auto-columns: minmax(260px, 82vw);
    grid-auto-flow: column;
    grid-template-columns: none;
    padding: 0 14px 8px 0;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
  }

  .mvp-shell .landing-open-card {
    min-height: 208px;
    scroll-snap-align: start;
  }

  .mvp-shell .landing-prediction-section,
    .mvp-shell .landing-faq-section {
    display: block;
    padding: 0;
  }

  .mvp-shell .landing-score-card,
    .mvp-shell .landing-faq-list {
    margin-top: 26px;
  }

  .mvp-shell .landing-strengths-section,
  .mvp-shell .landing-faq-section {
    margin-right: -14px;
    margin-left: -14px;
    padding: 32px 14px;
  }

  .mvp-shell .landing-strengths-grid {
    grid-template-columns: 1fr;
  }

  .mvp-shell .landing-strengths-grid article {
    padding: 18px;
  }

  .mvp-shell .landing-desktop-only {
    display: none;
  }

  .mvp-shell .landing-final-cta {
    padding: 28px 0 8px;
  }

  .mvp-shell .landing-final-cta .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }
}

/* ---------------------------------------------------------------------------
   Platform shell: stage hubs, roadmap previews, coming-soon slots
   --------------------------------------------------------------------------- */

.mvp-shell .hero-phase {
  display: inline-flex;
  margin-top: 26px;
  padding: 7px 13px;
  align-items: center;
  color: var(--mvp-muted);
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 700;
}

.mvp-shell .stage-hero {
  margin-top: 34px;
}

.mvp-shell .stage-title {
  margin: 12px 0 14px;
  font-size: clamp(31px, 5vw, 48px);
  line-height: 1.12;
}

.mvp-shell .stage-hero > p {
  max-width: 640px;
  margin: 0;
  color: var(--mvp-muted);
  font-size: clamp(15px, 2vw, 17px);
}

.mvp-shell .hub-grid,
.mvp-shell .roadmap-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 26px;
}

.mvp-shell .roadmap-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 20px;
}

.mvp-shell .hub-grid .card,
.mvp-shell .roadmap-grid .card {
  height: 100%;
  margin: 0;
}

.mvp-shell .badge-soon {
  color: var(--mvp-muted);
  background: transparent;
  border-color: var(--mvp-line-strong);
  border-style: dashed;
}

.mvp-shell .hub-card-static {
  cursor: default;
  opacity: 0.82;
}

.mvp-shell .roadmap-points {
  max-width: 640px;
  margin: 18px 0 30px;
  padding-left: 21px;
}

.mvp-shell .roadmap-points li {
  margin: 9px 0;
}

@media (max-width: 820px) {
  .mvp-shell .roadmap-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 460px) {
  .mvp-shell .hub-grid,
  .mvp-shell .roadmap-grid {
    grid-template-columns: 1fr;
  }
}

/* First-stage transcription preview & community */

.mvp-shell .question-list-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.mvp-shell .question-list-grid .card {
  height: 100%;
  margin: 0;
  padding: 16px;
}

.mvp-shell .question-list-card p {
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin: 6px 0 0;
  font-size: 13px;
}

.mvp-shell .question-stem {
  margin: 18px 0;
  font-size: 16.5px;
  line-height: 1.75;
  white-space: pre-line;
}

.mvp-shell .choice-list {
  margin: 18px 0;
  padding: 0;
  list-style: none;
}

.mvp-shell .choice-list li {
  margin: 8px 0;
  padding: 11px 14px;
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
}

.mvp-shell .choice-list .choice-answer {
  background: var(--mvp-brand-soft);
  border-color: color-mix(in srgb, var(--mvp-brand) 45%, var(--mvp-line));
}

.mvp-shell .choice-label {
  margin-right: 6px;
  color: var(--mvp-brand);
  font-weight: 800;
}

.mvp-shell .answer-box {
  margin: 20px 0;
  padding: 16px 18px;
  background: var(--mvp-brand-soft);
  border: 1px solid color-mix(in srgb, var(--mvp-brand) 35%, transparent);
  border-radius: 14px;
}

.mvp-shell .community-row {
  display: flex;
  gap: 6px;
  flex-direction: column;
}

.mvp-shell .community-body,
.mvp-shell .community-comment {
  line-height: 1.75;
}

.mvp-shell .community-form label {
  display: block;
  margin-bottom: 6px;
  font-weight: 700;
}

.mvp-shell .community-form input,
.mvp-shell .community-form textarea,
.mvp-shell .community-comment + form textarea,
.mvp-shell form textarea {
  width: 100%;
  padding: 12px;
  color: var(--mvp-text);
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line-strong);
  border-radius: 12px;
  font: inherit;
}

@media (max-width: 820px) {
  .mvp-shell .question-list-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 460px) {
  .mvp-shell .question-list-grid {
    grid-template-columns: 1fr;
  }
}

/* --- 데이터 테이블 · 판정 칩 · 접기 (예측/해설 공용) --- */
.mvp-shell .table-scroll {
  overflow-x: auto;
  margin: 14px 0 6px;
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
}

.mvp-shell table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 560px;
}

.mvp-shell table.data-table th,
.mvp-shell table.data-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--mvp-line);
  vertical-align: top;
}

.mvp-shell table.data-table thead th {
  font-size: 12px;
  font-weight: 800;
  color: var(--mvp-muted);
  background: var(--mvp-surface-raised);
  white-space: nowrap;
}

.mvp-shell table.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.mvp-shell .cell-note {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--mvp-muted);
}

.mvp-shell .chip {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
  border: 1px solid transparent;
}

.mvp-shell .chip-exact {
  color: #067647;
  background: color-mix(in srgb, #12b76a 14%, transparent);
  border-color: color-mix(in srgb, #12b76a 30%, transparent);
}

.mvp-shell .chip-approx {
  color: #b54708;
  background: color-mix(in srgb, #f79009 14%, transparent);
  border-color: color-mix(in srgb, #f79009 30%, transparent);
}

.mvp-shell .chip-miss {
  color: var(--mvp-muted);
  background: var(--mvp-surface-raised);
  border-color: var(--mvp-line-strong);
}

.mvp-shell details.fold {
  margin: 10px 0;
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
  background: var(--mvp-surface-raised);
}

.mvp-shell details.fold > summary {
  cursor: pointer;
  padding: 12px 16px;
  font-weight: 800;
  font-size: 14px;
  list-style: none;
}

.mvp-shell details.fold > summary::-webkit-details-marker {
  display: none;
}

.mvp-shell details.fold > summary::before {
  content: "▸ ";
  color: var(--mvp-brand);
}

.mvp-shell details.fold[open] > summary::before {
  content: "▾ ";
}

.mvp-shell details.fold .fold-body {
  padding: 0 16px 14px;
}

.mvp-shell .subject-result {
  margin: 18px 0 26px;
}

.mvp-shell .subject-result-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.mvp-shell .subject-result-head h3 {
  margin: 0;
}

.mvp-shell .commentary-block {
  margin: 16px 0;
  padding: 18px 20px;
  border: 1px solid var(--mvp-line);
  border-left: 3px solid var(--mvp-brand);
  border-radius: 12px;
  background: var(--mvp-surface-raised);
}

.mvp-shell .commentary-block h3 {
  margin-top: 0;
}

.mvp-shell .choice-notes {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: grid;
  gap: 8px;
}

.mvp-shell .choice-notes li {
  padding: 10px 12px;
  border: 1px solid var(--mvp-line);
  border-radius: 10px;
}

.mvp-shell .choice-notes li.is-answer {
  border-color: color-mix(in srgb, #12b76a 40%, transparent);
  background: color-mix(in srgb, #12b76a 7%, transparent);
}

.mvp-shell .choice-notes .choice-label {
  font-weight: 800;
  margin-right: 6px;
}

/* --- 커뮤니티 게시판 탭·신고 --- */
.mvp-shell .board-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0;
}

.mvp-shell .board-tab {
  padding: 6px 14px;
  border: 1px solid var(--mvp-line);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  color: var(--mvp-muted);
  background: var(--mvp-surface-raised);
}

.mvp-shell .board-tab-active {
  color: var(--mvp-brand);
  border-color: color-mix(in srgb, var(--mvp-brand) 40%, transparent);
  background: var(--mvp-brand-soft);
}

.mvp-shell .inline-report {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 10px 0 4px;
}

.mvp-shell .inline-report input {
  flex: 1;
  min-width: 180px;
}

.mvp-shell .link-button {
  background: none;
  border: none;
  padding: 0;
  margin-left: 8px;
  color: var(--mvp-muted);
  font-size: 12px;
  text-decoration: underline;
  cursor: pointer;
}

/* ---------------------------------------------------------------------------
   Wireframe v1 W02: first-stage question detail
   --------------------------------------------------------------------------- */

.mvp-shell .site-main.question-detail-main {
  width: 100%;
  padding: 0 0 96px;
}

.mvp-shell .question-detail-page {
  min-width: 0;
}

.mvp-shell .question-breadcrumb-strip {
  border-bottom: 1px solid var(--mvp-line);
  background: var(--mvp-bg);
}

.mvp-shell .question-breadcrumb-inner {
  display: flex;
  width: min(1400px, calc(100% - 40px));
  min-height: 60px;
  margin: auto;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.mvp-shell .question-breadcrumbs {
  display: flex;
  min-width: 0;
  margin: 0;
  padding: 0;
  align-items: center;
  gap: 9px;
  list-style: none;
  color: var(--mvp-subtle);
  font-size: 13px;
}

.mvp-shell .question-breadcrumbs li {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 9px;
  white-space: nowrap;
}

.mvp-shell .question-breadcrumbs li:not(:last-child)::after {
  content: "›";
  color: var(--mvp-line-strong);
}

.mvp-shell .question-breadcrumbs a {
  overflow: hidden;
  color: var(--mvp-muted);
  text-decoration: none;
  text-overflow: ellipsis;
}

.mvp-shell .question-breadcrumbs strong {
  color: var(--mvp-text);
}

.mvp-shell .question-position {
  display: flex;
  flex: none;
  align-items: center;
  gap: 14px;
  color: var(--mvp-muted);
  font-size: 12px;
}

.mvp-shell .question-position strong {
  min-width: 42px;
  color: var(--mvp-text);
  text-align: right;
}

.mvp-shell .question-progress-track {
  display: block;
  width: 200px;
  height: 6px;
  overflow: hidden;
  background: var(--mvp-surface-strong);
  border-radius: 999px;
}

.mvp-shell .question-progress-track > span {
  display: block;
  width: var(--question-progress);
  height: 100%;
  background: var(--mvp-brand);
  border-radius: inherit;
}

.mvp-shell .question-detail-shell {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr) 300px;
  width: min(1400px, calc(100% - 40px));
  margin: 0 auto;
  padding-top: 34px;
  align-items: start;
  gap: clamp(24px, 2.2vw, 32px);
}

.mvp-shell .question-sticky-panel {
  position: sticky;
  top: 96px;
}

.mvp-shell .question-grid-sidebar h2,
.mvp-shell .question-info-card h2 {
  margin: 0 0 16px;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.mvp-shell .question-number-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 6px;
}

.mvp-shell .question-number-grid a {
  display: grid;
  aspect-ratio: 1;
  place-items: center;
  color: var(--mvp-muted);
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 7px;
  font-size: 12px;
  font-weight: 720;
  text-decoration: none;
}

.mvp-shell .question-number-grid a:hover,
.mvp-shell .question-number-grid a:focus-visible {
  color: var(--mvp-brand);
  border-color: var(--mvp-brand);
}

.mvp-shell .question-number-grid a.is-visited {
  color: var(--mvp-brand);
  background: var(--mvp-brand-soft);
  border-color: transparent;
}

.mvp-shell .question-number-grid a.is-current {
  color: #ffffff;
  background: var(--mvp-text);
  border-color: var(--mvp-text);
}

.mvp-shell .question-grid-legend {
  display: flex;
  margin-top: 15px;
  align-items: center;
  gap: 16px;
  color: var(--mvp-subtle);
  font-size: 11px;
}

.mvp-shell .question-grid-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.mvp-shell .question-grid-legend i {
  width: 11px;
  height: 11px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 3px;
}

.mvp-shell .question-grid-legend i.is-visited {
  background: var(--mvp-brand-soft);
  border-color: transparent;
}

.mvp-shell .question-content {
  width: 100%;
  max-width: 780px;
  min-width: 0;
  justify-self: center;
}

.mvp-shell .question-heading {
  margin-bottom: 24px;
}

.mvp-shell .question-meta {
  display: flex;
  min-height: 26px;
  margin-bottom: 6px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--mvp-muted);
  font-size: 12.5px;
  font-weight: 650;
}

.mvp-shell .review-approved-badge,
.mvp-shell .commentary-disclaimer,
.mvp-shell .choice-correct-badge,
.mvp-shell .choice-note-answer {
  display: inline-flex;
  flex: none;
  align-items: center;
  border-radius: 999px;
  white-space: nowrap;
}

.mvp-shell .review-approved-badge {
  padding: 4px 9px;
  color: var(--mvp-brand);
  background: var(--mvp-brand-soft);
  font-size: 11px;
  font-weight: 800;
}

.mvp-shell .question-heading h1 {
  margin: 0;
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.mvp-shell .question-transcript-notice {
  margin: 0 0 22px;
}

.mvp-shell .question-transcript-corrected {
  margin: 0 0 18px;
  font-size: 13px;
}

.mvp-shell .question-detail-page .question-stem {
  margin: 0 0 26px;
  color: var(--mvp-text);
  font-size: 17px;
  font-weight: 610;
  line-height: 1.78;
  white-space: pre-line;
}

.mvp-shell .answer-toggle {
  display: none;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 22px;
  padding: 4px;
  gap: 4px;
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 10px;
}

.mvp-shell .question-detail-page.is-enhanced .answer-toggle {
  display: grid;
}

.mvp-shell .answer-toggle button {
  min-height: 40px;
  padding: 8px 12px;
  color: var(--mvp-muted);
  background: transparent;
  border: 0;
  border-radius: 7px;
  box-shadow: none;
  font-size: 13px;
  font-weight: 760;
}

.mvp-shell .answer-toggle button[aria-pressed="true"] {
  color: var(--mvp-text);
  background: var(--mvp-surface);
  box-shadow: 0 1px 4px rgba(24, 24, 27, 0.09);
}

.mvp-shell .question-detail-page.is-enhanced[data-answer-mode="solve"] .answer-mode-only {
  display: none !important;
}

.mvp-shell .question-detail-page .question-choice-list {
  display: grid;
  margin: 0 0 28px;
  gap: 10px;
}

.mvp-shell .question-detail-page .question-choice-list li {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  min-height: 56px;
  margin: 0;
  padding: 14px 15px;
  align-items: start;
  color: var(--mvp-text);
  background: var(--mvp-surface);
  border: 1.5px solid var(--mvp-line-strong);
  border-radius: 10px;
  gap: 4px;
  line-height: 1.65;
}

.mvp-shell .question-detail-page .question-choice-list li.is-answer {
  background: var(--mvp-brand-soft);
  border-color: var(--mvp-brand);
}

.mvp-shell
  .question-detail-page.is-enhanced[data-answer-mode="solve"]
  .question-choice-list
  li.is-answer {
  background: var(--mvp-surface);
  border-color: var(--mvp-line-strong);
}

.mvp-shell .question-detail-page .question-choice-list .choice-label {
  margin: 0 6px 0 0;
  color: var(--mvp-text);
  font-size: 17px;
}

.mvp-shell .question-detail-page .choice-text {
  min-width: 0;
  white-space: pre-line;
}

.mvp-shell .choice-correct-badge,
.mvp-shell .choice-note-answer {
  padding: 2px 7px;
  color: var(--mvp-brand);
  background: var(--mvp-surface);
  border: 1px solid color-mix(in srgb, var(--mvp-brand) 30%, transparent);
  font-size: 10px;
  font-weight: 800;
}

.mvp-shell .official-answer-box {
  display: flex;
  margin: 0 0 32px;
  padding: 18px;
  align-items: center;
  gap: 16px;
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
}

.mvp-shell .official-answer-label {
  display: grid;
  width: 58px;
  min-width: 58px;
  min-height: 58px;
  padding: 6px;
  place-items: center;
  color: #ffffff;
  background: var(--mvp-brand);
  border-radius: 8px;
  font-size: 19px;
  font-weight: 800;
  text-align: center;
}

.mvp-shell .official-answer-box > div {
  min-width: 0;
}

.mvp-shell .official-answer-box strong {
  margin-right: 7px;
  color: var(--mvp-text);
  font-size: 15px;
}

.mvp-shell .official-answer-box p {
  margin: 4px 0 0;
  color: var(--mvp-subtle);
  font-size: 12px;
}

.mvp-shell .question-commentary {
  margin-top: 34px;
}

.mvp-shell .commentary-heading {
  display: flex;
  margin-bottom: 18px;
  align-items: center;
  gap: 10px;
}

.mvp-shell .commentary-heading h2 {
  margin: 0;
  font-size: 21px;
  letter-spacing: -0.025em;
}

.mvp-shell .commentary-disclaimer {
  padding: 3px 8px;
  color: var(--mvp-muted);
  border: 1px solid var(--mvp-line-strong);
  font-size: 10px;
  font-weight: 760;
}

.mvp-shell .commentary-tabs {
  display: none;
  overflow-x: auto;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--mvp-line);
}

.mvp-shell .question-detail-page.is-enhanced .commentary-tabs {
  display: flex;
}

.mvp-shell .commentary-tabs button {
  position: relative;
  flex: none;
  padding: 10px 13px;
  color: var(--mvp-subtle);
  background: transparent;
  border: 0;
  border-radius: 0;
  font-size: 12px;
  font-weight: 760;
}

.mvp-shell .commentary-tabs button[aria-selected="true"] {
  color: var(--mvp-text);
}

.mvp-shell .commentary-tabs button[aria-selected="true"]::after {
  position: absolute;
  right: 10px;
  bottom: -1px;
  left: 10px;
  height: 2px;
  content: "";
  background: var(--mvp-brand);
}

.mvp-shell .commentary-panel {
  padding: 18px 0;
  border-top: 1px solid var(--mvp-line);
}

.mvp-shell .commentary-panel:first-of-type {
  border-top: 0;
}

.mvp-shell .question-detail-page.is-enhanced .commentary-panel {
  padding-top: 0;
  border-top: 0;
}

.mvp-shell .question-detail-page.is-enhanced .commentary-panel-title {
  display: none;
}

.mvp-shell .commentary-panel-title {
  margin: 0 0 10px;
  font-size: 16px;
}

.mvp-shell .commentary-panel > p,
.mvp-shell .commentary-accordion-body > p {
  margin: 0;
  color: var(--mvp-muted);
  font-size: 14.5px;
  line-height: 1.75;
}

.mvp-shell .choice-note-cards {
  display: grid;
  gap: 10px;
}

.mvp-shell .choice-note-card {
  display: grid;
  padding: 15px;
  grid-template-columns: 24px minmax(0, 1fr);
  align-items: start;
  gap: 11px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 10px;
}

.mvp-shell .choice-note-card.is-answer {
  background: var(--mvp-brand-soft);
  border-color: color-mix(in srgb, var(--mvp-brand) 45%, var(--mvp-line));
}

.mvp-shell .choice-note-number {
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  color: var(--mvp-muted);
  background: var(--mvp-surface-raised);
  border-radius: 5px;
  font-size: 12px;
  font-weight: 800;
}

.mvp-shell .choice-note-card.is-answer .choice-note-number {
  color: #ffffff;
  background: var(--mvp-brand);
}

.mvp-shell .choice-note-card h4 {
  display: flex;
  margin: 1px 0 6px;
  align-items: center;
  gap: 7px;
  font-size: 13px;
}

.mvp-shell .choice-note-card p {
  margin: 0;
  color: var(--mvp-muted);
  font-size: 13.5px;
  line-height: 1.65;
}

.mvp-shell .commentary-basis-list {
  margin: 0;
  padding-left: 20px;
  color: var(--mvp-muted);
  font-size: 14px;
  line-height: 1.7;
}

.mvp-shell .commentary-mobile {
  display: none;
}

.mvp-shell .commentary-unavailable {
  margin: 30px 0;
  padding: 18px;
  color: var(--mvp-muted);
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 10px;
  font-size: 14px;
}

.mvp-shell .question-sibling-nav {
  display: grid;
  margin: 44px 0 22px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.mvp-shell .question-sibling-nav a {
  display: flex;
  min-height: 76px;
  padding: 15px 17px;
  flex-direction: column;
  justify-content: center;
  color: var(--mvp-muted);
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
  text-decoration: none;
}

.mvp-shell .question-sibling-nav a:hover {
  border-color: var(--mvp-brand);
}

.mvp-shell .question-sibling-nav a.is-next {
  grid-column: 2;
  text-align: right;
}

.mvp-shell .question-sibling-nav span {
  margin-bottom: 3px;
  color: var(--mvp-subtle);
  font-size: 11px;
}

.mvp-shell .question-sibling-nav strong {
  color: var(--mvp-text);
  font-size: 14px;
}

.mvp-shell .question-honesty-notice {
  padding: 18px 20px;
  color: var(--mvp-muted);
  background: var(--mvp-surface-raised);
  border-radius: 10px;
  font-size: 12.5px;
  line-height: 1.7;
}

.mvp-shell .question-honesty-notice strong {
  color: var(--mvp-text);
}

.mvp-shell .question-honesty-notice p {
  margin: 4px 0 0;
}

.mvp-shell .question-info-card {
  padding: 20px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
}

.mvp-shell .question-info-card dl {
  margin: 0;
}

.mvp-shell .question-info-card dl > div {
  display: grid;
  padding: 12px 0;
  grid-template-columns: 76px minmax(0, 1fr);
  border-top: 1px solid var(--mvp-line);
  gap: 10px;
}

.mvp-shell .question-info-card dt {
  color: var(--mvp-subtle);
  font-size: 12px;
}

.mvp-shell .question-info-card dd {
  margin: 0;
  overflow-wrap: anywhere;
  color: var(--mvp-text);
  font-size: 12.5px;
  font-weight: 650;
  line-height: 1.6;
}

/* 근거는 한 덩어리로 붙여 놓으면 사이드바에서 벽처럼 보인다. 항목별로 끊는다. */
.mvp-shell .question-basis-list {
  display: flex;
  margin: 0;
  padding: 0;
  flex-direction: column;
  gap: 7px;
  list-style: none;
}

.mvp-shell .question-basis-list li {
  padding-left: 10px;
  color: var(--mvp-muted);
  border-left: 2px solid var(--mvp-line-strong);
  font-weight: 600;
}

.mvp-shell .question-feedback-button {
  display: block;
  margin-top: 10px;
  padding: 11px 14px;
  color: var(--mvp-muted);
  border: 1px solid var(--mvp-line-strong);
  border-radius: 8px;
  font-size: 12px;
  font-weight: 760;
  text-align: center;
  text-decoration: none;
}

.mvp-shell .question-feedback-button:hover {
  color: var(--mvp-brand);
  border-color: var(--mvp-brand);
}

.mvp-shell .question-mobile-top,
.mvp-shell .question-mobile-nav {
  display: none;
}

@media (max-width: 1079px) {
  .mvp-shell .question-detail-shell {
    display: block;
  }

  .mvp-shell .question-grid-sidebar,
  .mvp-shell .question-info-sidebar {
    display: none;
  }
}

@media (max-width: 820px) {
  .question-detail-body .site-header,
  .question-detail-body .site-footer,
  .mvp-shell .question-breadcrumb-strip {
    display: none;
  }

  .mvp-shell .site-main.question-detail-main {
    padding: 0 0 190px;
  }

  .mvp-shell .question-mobile-top {
    position: sticky;
    z-index: 55;
    top: 0;
    display: block;
    background: color-mix(in srgb, var(--mvp-bg) 94%, transparent);
    border-bottom: 1px solid var(--mvp-line);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
  }

  .mvp-shell .question-mobile-top-row {
    display: grid;
    min-height: 54px;
    padding: 0 14px;
    grid-template-columns: minmax(24px, 1fr) auto minmax(24px, 1fr);
    align-items: center;
    gap: 8px;
  }

  .mvp-shell .question-mobile-top-row > a {
    color: var(--mvp-text);
    font-size: 31px;
    line-height: 1;
    text-decoration: none;
  }

  .mvp-shell .question-mobile-top-row > strong {
    font-size: 13px;
    text-align: center;
  }

  .mvp-shell .question-mobile-top-row .review-approved-badge {
    justify-self: end;
    padding: 3px 6px;
    font-size: 9px;
  }

  .mvp-shell .question-scroll-progress {
    display: block;
    width: 100%;
    height: 3px;
    overflow: hidden;
    background: var(--mvp-surface-strong);
  }

  .mvp-shell .question-scroll-progress > span {
    display: block;
    width: 0;
    height: 100%;
    background: var(--mvp-brand);
    transform-origin: left center;
  }

  .mvp-shell .question-detail-shell {
    width: 100%;
    padding: 0 14px;
  }

  .mvp-shell .question-content {
    max-width: none;
    padding-top: 25px;
  }

  .mvp-shell .question-heading {
    margin-bottom: 20px;
  }

  .mvp-shell .question-meta {
    min-height: 0;
    margin-bottom: 9px;
    font-size: 11.5px;
  }

  .mvp-shell .question-meta .review-approved-badge {
    display: none;
  }

  .mvp-shell .question-heading h1 {
    font-size: 30px;
  }

  .mvp-shell .question-detail-page .question-stem {
    margin-bottom: 22px;
    font-size: 16px;
    line-height: 1.72;
  }

  .mvp-shell .answer-toggle {
    margin-bottom: 18px;
  }

  .mvp-shell .answer-toggle button {
    min-height: 42px;
    padding-right: 6px;
    padding-left: 6px;
    font-size: 12px;
  }

  .mvp-shell .question-detail-page .question-choice-list {
    margin-bottom: 24px;
    gap: 8px;
  }

  .mvp-shell .question-detail-page .question-choice-list li {
    min-height: 52px;
    padding: 12px;
    font-size: 14px;
  }

  .mvp-shell .official-answer-box {
    margin-bottom: 28px;
    padding: 15px;
  }

  .mvp-shell .official-answer-label {
    width: 52px;
    min-width: 52px;
    min-height: 52px;
    font-size: 17px;
  }

  .mvp-shell .commentary-heading {
    align-items: flex-start;
  }

  .mvp-shell .commentary-heading h2 {
    font-size: 18px;
  }

  .mvp-shell .commentary-desktop {
    display: none;
  }

  .mvp-shell .commentary-mobile {
    display: block;
  }

  .mvp-shell .commentary-mobile details {
    border-top: 1px solid var(--mvp-line);
  }

  .mvp-shell .commentary-mobile details:last-child {
    border-bottom: 1px solid var(--mvp-line);
  }

  .mvp-shell .commentary-mobile summary {
    position: relative;
    padding: 15px 28px 15px 2px;
    cursor: pointer;
    color: var(--mvp-text);
    font-size: 13px;
    font-weight: 800;
    list-style: none;
  }

  .mvp-shell .commentary-mobile summary::-webkit-details-marker {
    display: none;
  }

  .mvp-shell .commentary-mobile summary::after {
    position: absolute;
    top: 14px;
    right: 4px;
    content: "+";
    color: var(--mvp-subtle);
    font-size: 17px;
    font-weight: 500;
  }

  .mvp-shell .commentary-mobile details[open] summary::after {
    content: "−";
  }

  .mvp-shell .commentary-accordion-body {
    padding: 0 2px 17px;
  }

  .mvp-shell .commentary-accordion-body.choice-note-cards {
    display: grid;
  }

  .mvp-shell .choice-note-card {
    padding: 13px;
  }

  .mvp-shell .question-sibling-nav {
    display: none;
  }

  .mvp-shell .question-honesty-notice {
    margin-top: 34px;
    padding: 16px;
  }

  .mvp-shell .question-mobile-nav {
    position: fixed;
    z-index: 59;
    right: 10px;
    bottom: calc(max(10px, env(safe-area-inset-bottom)) + 62px);
    left: 10px;
    display: grid;
    min-height: 54px;
    grid-template-columns: 52px minmax(0, 1fr) 52px;
    align-items: center;
    background: color-mix(in srgb, var(--mvp-surface) 94%, transparent);
    border: 1px solid var(--mvp-line-strong);
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
  }

  .mvp-shell .question-mobile-nav > a,
  .mvp-shell .question-mobile-nav > .is-disabled {
    display: grid;
    height: 100%;
    place-items: center;
    color: var(--mvp-text);
    font-size: 27px;
    line-height: 1;
    text-decoration: none;
  }

  .mvp-shell .question-mobile-nav > .is-disabled {
    color: var(--mvp-line-strong);
  }

  .mvp-shell .question-mobile-nav > div {
    display: grid;
    padding: 9px 14px;
    justify-items: center;
    gap: 6px;
  }

  .mvp-shell .question-mobile-nav strong {
    color: var(--mvp-muted);
    font-size: 11px;
  }

  .mvp-shell .question-mobile-nav .question-progress-track {
    width: min(200px, 45vw);
    height: 4px;
  }
}

/* ── W03 과목별 문항 목록 ──────────────────────────────────────────── */

.mvp-shell .subject-list-page {
  padding: 6px 0 64px;
}

.mvp-shell .subject-list-breadcrumbs ol {
  display: flex;
  margin: 0 0 20px;
  padding: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  color: var(--mvp-subtle);
  font-size: 12.5px;
}

.mvp-shell .subject-list-breadcrumbs li + li::before {
  margin-right: 8px;
  color: var(--mvp-line-strong);
  content: '\203a';
}

.mvp-shell .subject-list-breadcrumbs a {
  color: var(--mvp-muted);
  text-decoration: none;
}

.mvp-shell .subject-list-breadcrumbs a:hover,
.mvp-shell .subject-list-breadcrumbs a:focus-visible {
  color: var(--mvp-brand);
}

.mvp-shell .subject-list-heading h1 {
  margin: 8px 0 10px;
  font-size: clamp(28px, 3.4vw, 38px);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.mvp-shell .subject-list-heading p {
  margin: 0;
  max-width: 58ch;
}

.mvp-shell .subject-list-stats {
  display: flex;
  margin: 22px 0 0;
  flex-wrap: wrap;
  gap: 10px;
}

.mvp-shell .subject-list-stats > div {
  padding: 12px 20px;
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
}

.mvp-shell .subject-list-stats dt {
  color: var(--mvp-subtle);
  font-size: 11.5px;
  font-weight: 700;
}

.mvp-shell .subject-list-stats dd {
  margin: 3px 0 0;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.mvp-shell .subject-list-toolbar {
  display: flex;
  margin: 30px 0 18px;
  padding-bottom: 16px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--mvp-line);
}

/* 필터와 보기 전환은 스크립트로만 동작한다. JS 가 없으면 죽은 컨트롤을 보여주지 않고
   목록 전체를 그대로 둔다. */
.mvp-shell .subject-list-page:not(.is-enhanced) .subject-list-toolbar {
  display: none;
}

.mvp-shell .subject-list-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mvp-shell .subject-list-filters button {
  display: inline-flex;
  padding: 8px 15px;
  align-items: center;
  gap: 7px;
  color: var(--mvp-muted);
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 999px;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.mvp-shell .subject-list-filters button b {
  color: var(--mvp-subtle);
  font-size: 12px;
  font-weight: 800;
}

.mvp-shell .subject-list-filters button:hover,
.mvp-shell .subject-list-filters button:focus-visible {
  color: var(--mvp-text);
  border-color: var(--mvp-line-strong);
}

.mvp-shell .subject-list-filters button[aria-pressed='true'] {
  color: #ffffff;
  background: var(--mvp-text);
  border-color: var(--mvp-text);
}

.mvp-shell .subject-list-filters button[aria-pressed='true'] b {
  color: rgba(255, 255, 255, 0.72);
}

.mvp-shell .subject-list-views {
  display: flex;
  padding: 3px;
  gap: 2px;
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 10px;
}

.mvp-shell .subject-list-views button {
  padding: 6px 14px;
  color: var(--mvp-muted);
  background: transparent;
  border: 0;
  border-radius: 7px;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.mvp-shell .subject-list-views button[aria-pressed='true'] {
  color: var(--mvp-text);
  background: var(--mvp-surface);
  box-shadow: 0 1px 2px rgba(24, 24, 27, 0.09);
}

.mvp-shell .subject-question-board {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 8px;
  list-style: none;
}

.mvp-shell .subject-question-board > li > a {
  position: relative;
  display: flex;
  padding: 14px 16px;
  align-items: flex-start;
  gap: 14px;
  color: inherit;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
  text-decoration: none;
}

.mvp-shell .subject-question-board > li > a:hover,
.mvp-shell .subject-question-board > li > a:focus-visible {
  background: var(--mvp-surface-raised);
  border-color: var(--mvp-line-strong);
}

.mvp-shell .question-item-number {
  flex: none;
  min-width: 32px;
  padding-top: 2px;
  color: var(--mvp-subtle);
  font-size: 13px;
  font-weight: 800;
  text-align: center;
}

.mvp-shell .subject-question-board > li[data-visited='1'] .question-item-number {
  color: var(--mvp-brand);
}

.mvp-shell .question-item-body {
  display: grid;
  min-width: 0;
  gap: 7px;
}

.mvp-shell .question-item-head {
  display: -webkit-box;
  overflow: hidden;
  font-size: 14.5px;
  line-height: 1.5;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.mvp-shell .question-item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.mvp-shell .question-item-tags:empty {
  display: none;
}

/* 격자 보기 — 지문을 접고 번호만 남긴다. */
.mvp-shell .subject-question-board[data-view='grid'] {
  grid-template-columns: repeat(auto-fill, minmax(62px, 1fr));
  gap: 7px;
}

.mvp-shell .subject-question-board[data-view='grid'] > li > a {
  display: grid;
  padding: 0;
  aspect-ratio: 1;
  place-items: center;
  border-radius: 9px;
}

.mvp-shell .subject-question-board[data-view='grid'] .question-item-body {
  display: none;
}

.mvp-shell .subject-question-board[data-view='grid'] .question-item-number {
  min-width: 0;
  padding-top: 0;
  color: var(--mvp-text);
  font-size: 15px;
}

.mvp-shell
  .subject-question-board[data-view='grid']
  > li[data-visited='1']
  > a {
  background: var(--mvp-brand-soft);
  border-color: transparent;
}

/* 격자에서는 배지를 접으므로 해설 유무를 점으로 남긴다. */
.mvp-shell
  .subject-question-board[data-view='grid']
  > li[data-has-commentary='1']
  > a::after {
  position: absolute;
  right: 7px;
  bottom: 7px;
  width: 5px;
  height: 5px;
  background: var(--mvp-brand);
  border-radius: 50%;
  content: '';
}

.mvp-shell .subject-list-empty {
  margin: 28px 0 0;
  padding: 30px;
  color: var(--mvp-muted);
  background: var(--mvp-surface-raised);
  border: 1px dashed var(--mvp-line-strong);
  border-radius: 12px;
  text-align: center;
}

.mvp-shell .subject-list-note {
  margin: 30px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--mvp-line);
  font-size: 13px;
}

@media (max-width: 820px) {
  .mvp-shell .subject-list-toolbar {
    margin-top: 24px;
    align-items: stretch;
    flex-direction: column;
  }

  .mvp-shell .subject-list-views {
    align-self: flex-start;
  }

  .mvp-shell .subject-list-stats > div {
    padding: 10px 16px;
  }

  .mvp-shell .subject-list-stats dd {
    font-size: 19px;
  }
}

/* ── W05 예측 대조 시각화 ──────────────────────────────────────────── */

.mvp-shell .prediction-scoreboard {
  display: grid;
  margin: 26px 0 30px;
  padding: 28px;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 32px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 16px;
}

.mvp-shell .prediction-figure {
  display: block;
  margin: 16px 0 0;
  color: var(--mvp-brand);
  font-size: clamp(46px, 6vw, 66px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.045em;
}

.mvp-shell .prediction-figure span {
  margin-left: 3px;
  font-size: 0.42em;
  letter-spacing: 0;
}

.mvp-shell .prediction-figure-label {
  margin: 9px 0 12px;
  font-size: 14px;
  font-weight: 700;
}

.mvp-shell .prediction-headline p.muted {
  margin: 0;
  font-size: 13.5px;
}

.mvp-shell .prediction-legend {
  display: grid;
  margin: 20px 0 0;
  padding: 0;
  gap: 8px;
  list-style: none;
  color: var(--mvp-muted);
  font-size: 12.5px;
}

.mvp-shell .prediction-legend li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.mvp-shell .prediction-legend i {
  flex: none;
  width: 10px;
  height: 10px;
  border-radius: 3px;
}

.mvp-shell .prediction-legend i.is-exact {
  background: var(--mvp-brand);
}

.mvp-shell .prediction-legend i.is-approx {
  background: var(--mvp-warning);
}

.mvp-shell .prediction-legend i.is-miss {
  background: var(--mvp-line-strong);
}

.mvp-shell .prediction-legend i.is-gap {
  background: var(--mvp-surface-strong);
  border: 1px solid var(--mvp-line-strong);
}

.mvp-shell .prediction-bars {
  display: grid;
  padding: 22px;
  align-content: start;
  gap: 14px;
  background: var(--mvp-surface-raised);
  border-radius: 13px;
}

.mvp-shell .prediction-bars h3 {
  margin: 0;
  font-size: 13px;
  font-weight: 800;
}

.mvp-shell .prediction-bar-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  font-size: 12.5px;
}

.mvp-shell .prediction-bar-name {
  color: var(--mvp-muted);
  font-weight: 700;
}

.mvp-shell .prediction-bar-track {
  display: flex;
  overflow: hidden;
  height: 10px;
  background: var(--mvp-surface-strong);
  border-radius: 999px;
}

.mvp-shell .prediction-bar-exact {
  background: var(--mvp-brand);
}

.mvp-shell .prediction-bar-approx {
  background: var(--mvp-warning);
}

.mvp-shell .prediction-bar-value {
  color: var(--mvp-text);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.mvp-shell .prediction-bar-value .muted {
  font-weight: 600;
}

.mvp-shell .prediction-bars-note,
.mvp-shell .prediction-review-note {
  margin: 4px 0 0;
  font-size: 12px;
}

.mvp-shell .prediction-review-note {
  grid-column: 1 / -1;
  margin: 0;
  padding-top: 18px;
  border-top: 1px solid var(--mvp-line);
}

/* 과목 탭 — 스크립트가 붙기 전에는 모든 과목 표가 세로로 이어진다. */
.mvp-shell .prediction-subject-tabs {
  display: none;
}

.mvp-shell .prediction-subject-tabs.is-enhanced {
  display: flex;
  margin: 0 0 18px;
  padding-bottom: 2px;
  overflow-x: auto;
  flex-wrap: nowrap;
  gap: 4px;
  border-bottom: 1px solid var(--mvp-line);
  scrollbar-width: none;
}

.mvp-shell .prediction-subject-tabs button {
  padding: 11px 16px;
  flex: none;
  color: var(--mvp-muted);
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  font: inherit;
  font-size: 13.5px;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
}

.mvp-shell .prediction-subject-tabs button[aria-selected='true'] {
  color: var(--mvp-text);
  border-bottom-color: var(--mvp-brand);
}

@media (max-width: 820px) {
  .mvp-shell .prediction-scoreboard {
    padding: 22px;
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }

  .mvp-shell .prediction-bar-row {
    grid-template-columns: 78px minmax(0, 1fr) auto;
    gap: 9px;
    font-size: 12px;
  }
}

/* ── W07 커뮤니티 게시판 ───────────────────────────────────────────── */

.mvp-shell .button-ghost {
  color: var(--mvp-muted);
  background: transparent;
  border: 1px solid var(--mvp-line-strong);
  box-shadow: none;
}

.mvp-shell .board-page {
  padding: 6px 0 60px;
}

.mvp-shell .board-heading {
  display: flex;
  margin-bottom: 26px;
  padding-bottom: 22px;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--mvp-line);
}

.mvp-shell .board-heading h1 {
  margin: 8px 0 8px;
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.mvp-shell .board-heading p {
  margin: 0;
}

.mvp-shell .board-shell {
  display: grid;
  grid-template-columns: 176px minmax(0, 1fr) 236px;
  align-items: start;
  gap: 26px;
}

.mvp-shell .board-sidebar h2,
.mvp-shell .board-rail-card h2 {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 800;
}

.mvp-shell .board-sidebar {
  position: sticky;
  top: 96px;
}

.mvp-shell .board-category-list {
  display: grid;
  gap: 1px;
}

.mvp-shell .board-category {
  padding: 8px 11px;
  color: var(--mvp-muted);
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 700;
  text-decoration: none;
}

.mvp-shell .board-category:hover,
.mvp-shell .board-category:focus-visible {
  color: var(--mvp-text);
  background: var(--mvp-surface-raised);
}

.mvp-shell .board-category.is-active {
  color: var(--mvp-text);
  background: var(--mvp-surface-strong);
}

.mvp-shell .board-main {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.mvp-shell .board-row {
  display: grid;
  padding: 15px 17px;
  gap: 9px;
  color: inherit;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
  text-decoration: none;
}

.mvp-shell .board-row:hover,
.mvp-shell .board-row:focus-visible {
  background: var(--mvp-surface-raised);
  border-color: var(--mvp-line-strong);
}

.mvp-shell .board-row-title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
}

.mvp-shell .board-row-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  color: var(--mvp-subtle);
  font-size: 12px;
}

.mvp-shell .board-row-comments {
  color: var(--mvp-muted);
  font-weight: 700;
}

.mvp-shell .board-empty {
  padding: 46px 30px;
  background: var(--mvp-surface);
  border: 1px dashed var(--mvp-line-strong);
  border-radius: 14px;
  text-align: center;
}

.mvp-shell .board-empty h2 {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.mvp-shell .board-empty p {
  margin: 0 auto 20px;
  max-width: 42ch;
}

.mvp-shell .board-rules {
  display: grid;
  margin: 30px 0 0;
  padding: 26px 0 0;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  list-style: none;
  border-top: 1px solid var(--mvp-line);
  text-align: left;
}

.mvp-shell .board-rules li {
  display: grid;
  padding: 15px 16px;
  gap: 6px;
  background: var(--mvp-surface-raised);
  border-radius: 11px;
  font-size: 12.5px;
}

.mvp-shell .board-rules strong {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.mvp-shell .board-rail {
  position: sticky;
  top: 96px;
}

.mvp-shell .board-rail-card {
  display: grid;
  padding: 20px;
  justify-items: start;
  gap: 10px;
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 14px;
}

.mvp-shell .board-rail-card h2 {
  margin: 4px 0 0;
  font-size: 15px;
  letter-spacing: -0.02em;
  line-height: 1.4;
}

.mvp-shell .board-rail-card p {
  margin: 0;
  font-size: 12.5px;
}

.mvp-shell .board-rail-card .button {
  width: 100%;
  margin-top: 4px;
}

.mvp-shell .board-rail-link {
  color: var(--mvp-muted);
  font-size: 12.5px;
  font-weight: 700;
}

.mvp-shell .board-disclaimer {
  margin: 34px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--mvp-line);
  font-size: 12.5px;
}

@media (max-width: 1079px) {
  .mvp-shell .board-shell {
    grid-template-columns: 168px minmax(0, 1fr);
  }

  /* 좁아지면 오른쪽 레일은 목록 아래로 내려보낸다. 사이드바보다 목록이 먼저다. */
  .mvp-shell .board-rail {
    position: static;
    grid-column: 2;
  }
}

@media (max-width: 820px) {
  .mvp-shell .board-shell {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

  .mvp-shell .board-sidebar {
    position: static;
    /* 가로 스크롤 칩 목록이 그리드 칸을 밀어내지 못하게 한다. min-width 를 풀지 않으면
       칩 10개의 고유 너비가 그대로 페이지 폭이 되어 화면이 옆으로 밀린다. */
    min-width: 0;
  }

  .mvp-shell .board-sidebar h2 {
    display: none;
  }

  /* 카테고리 10개는 모바일에서 가로로 밀어서 고른다. */
  .mvp-shell .board-category-list {
    display: flex;
    overflow-x: auto;
    padding-bottom: 3px;
    flex-wrap: nowrap;
    gap: 6px;
    scrollbar-width: none;
  }

  .mvp-shell .board-category-list::-webkit-scrollbar {
    display: none;
  }

  .mvp-shell .board-category {
    flex: none;
    border: 1px solid var(--mvp-line);
    border-radius: 999px;
    white-space: nowrap;
  }

  .mvp-shell .board-category.is-active {
    color: #ffffff;
    background: var(--mvp-text);
    border-color: var(--mvp-text);
  }

  .mvp-shell .board-rail {
    grid-column: 1;
  }

  .mvp-shell .board-empty {
    padding: 34px 20px;
  }
}

.mvp-shell .board-rules-panel {
  margin-top: 18px;
}

.mvp-shell .board-rules-panel h2 {
  margin: 0;
  color: var(--mvp-subtle);
  font-size: 12px;
  font-weight: 800;
}

.mvp-shell .board-rules-panel .board-rules {
  margin-top: 12px;
  padding-top: 0;
  border-top: 0;
}

/* ── 운영 · 문구 편집 ──────────────────────────────────────────────── */

.mvp-shell .copy-editor {
  padding-bottom: 60px;
}

.mvp-shell .copy-editor-heading h1 {
  margin: 8px 0 8px;
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.mvp-shell .copy-editor-heading p {
  margin: 0;
}

/* 화면이 10개라 한 줄에 안 들어간다. 넓은 화면에서는 접어서 전부 보이게 하고,
   좁은 화면에서만 가로로 민다 — 잘린 탭은 있는 줄도 모르게 된다. */
.mvp-shell .copy-screen-tabs {
  display: flex;
  margin: 24px 0 20px;
  flex-wrap: wrap;
  gap: 4px 2px;
  border-bottom: 1px solid var(--mvp-line);
}

@media (max-width: 640px) {
  .mvp-shell .copy-screen-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    scrollbar-width: none;
  }

  .mvp-shell .copy-screen-tab {
    flex: none;
  }
}

.mvp-shell .copy-screen-tab {
  padding: 11px 16px;
  flex: none;
  color: var(--mvp-muted);
  border-bottom: 2px solid transparent;
  font-size: 13.5px;
  font-weight: 700;
  white-space: nowrap;
  text-decoration: none;
}

.mvp-shell .copy-screen-tab.is-active {
  color: var(--mvp-text);
  border-bottom-color: var(--mvp-brand);
}

.mvp-shell .copy-editor-flash {
  margin: 0 0 16px;
  padding: 12px 16px;
  color: var(--mvp-brand);
  background: var(--mvp-brand-soft);
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 700;
}

.mvp-shell .copy-editor-errors {
  margin-bottom: 16px;
  color: var(--mvp-danger);
  font-size: 13px;
}

.mvp-shell .copy-editor-form {
  display: grid;
  gap: 10px;
}

.mvp-shell .copy-row {
  display: grid;
  padding: 15px 17px;
  gap: 9px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
}

.mvp-shell .copy-row.is-locked {
  background: var(--mvp-surface-raised);
  border-style: dashed;
}

.mvp-shell .copy-row-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  font-size: 13.5px;
}

.mvp-shell .copy-row-head code {
  color: var(--mvp-subtle);
  font-size: 11.5px;
}

.mvp-shell .copy-row input[type="text"],
.mvp-shell .copy-row textarea {
  width: 100%;
  padding: 10px 12px;
  color: var(--mvp-text);
  background: var(--mvp-bg);
  border: 1px solid var(--mvp-line-strong);
  border-radius: 9px;
  font: inherit;
  font-size: 14px;
  line-height: 1.55;
}

.mvp-shell .copy-row textarea {
  resize: vertical;
}

.mvp-shell .copy-locked-value {
  margin: 0;
  color: var(--mvp-muted);
  font-size: 14px;
  line-height: 1.6;
}

.mvp-shell .copy-locked-note,
.mvp-shell .copy-field-error {
  margin: 0;
  font-size: 12px;
}

.mvp-shell .copy-locked-note {
  color: var(--mvp-subtle);
}

.mvp-shell .copy-field-error {
  color: var(--mvp-danger);
  font-weight: 700;
}

.mvp-shell .copy-editor-actions {
  display: flex;
  margin-top: 14px;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}

.mvp-shell .copy-editor-actions .muted {
  flex: 1 1 280px;
  font-size: 12px;
}

.mvp-shell .copy-history {
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid var(--mvp-line);
}

.mvp-shell .copy-history h2 {
  margin: 0 0 14px;
  font-size: 14px;
  font-weight: 800;
}

.mvp-shell .copy-history ol {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 10px;
  list-style: none;
}

.mvp-shell .copy-history li {
  display: grid;
  gap: 4px;
  font-size: 13px;
}

.mvp-shell .copy-history-meta {
  color: var(--mvp-subtle);
  font-size: 11.5px;
}

.mvp-shell .copy-history-value {
  color: var(--mvp-muted);
}

/* ── W04 2차 자체 해설 ─────────────────────────────────────────────── */

.mvp-shell .commentary-paper-notice {
  margin-top: 22px;
}

.mvp-shell .question-block-head {
  display: flex;
  margin-bottom: 22px;
  padding-bottom: 18px;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  border-bottom: 1px solid var(--mvp-line);
}

.mvp-shell .question-block-head h3 {
  width: 100%;
  margin: 6px 0 0;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

/* 다섯 단계를 번호로 세운다. 문항마다 항목이 몇 개인지 눈으로 세지 않아도 된다. */
.mvp-shell .commentary-step {
  display: grid;
  padding: 20px 0;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 16px;
  border-top: 1px solid var(--mvp-line);
}

.mvp-shell .commentary-step:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.mvp-shell .commentary-step-index {
  display: grid;
  width: 26px;
  height: 26px;
  place-items: center;
  color: var(--mvp-muted);
  background: var(--mvp-surface-raised);
  border-radius: 50%;
  font-size: 12px;
  font-weight: 800;
}

.mvp-shell .commentary-step > div {
  min-width: 0;
}

.mvp-shell .commentary-step h4 {
  margin: 3px 0 10px;
  font-size: 14.5px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.mvp-shell .commentary-step > div > :last-child {
  margin-bottom: 0;
}

.mvp-shell .commentary-step-hint {
  margin: -4px 0 12px;
  font-size: 12.5px;
}

.mvp-shell .commentary-fold {
  margin-top: 12px;
  padding: 11px 14px;
  background: var(--mvp-surface-raised);
  border-radius: 11px;
}

.mvp-shell .commentary-fold summary {
  color: var(--mvp-muted);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.mvp-shell .commentary-fold[open] summary {
  margin-bottom: 10px;
}

.mvp-shell .commentary-fold .answer-body {
  background: var(--mvp-surface);
}

.mvp-shell .answer-checklist {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 6px;
  list-style: none;
  counter-reset: outline;
}

.mvp-shell .answer-checklist li {
  margin: 0;
  padding: 11px 14px;
  background: var(--mvp-surface-raised);
  border: 1px solid transparent;
  border-radius: 11px;
}

.mvp-shell .answer-checklist li.is-checked {
  background: var(--mvp-brand-soft);
}

.mvp-shell .answer-checklist label {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  font-size: 14px;
  line-height: 1.55;
  cursor: pointer;
}

.mvp-shell .answer-checklist input {
  flex: none;
  width: 17px;
  height: 17px;
  margin: 3px 0 0;
  accent-color: var(--mvp-brand);
}

.mvp-shell .answer-checklist li.is-checked span {
  color: var(--mvp-muted);
}

/* 스크립트가 없으면 체크박스는 눌러도 남지 않는다. 목차는 그대로 읽히게 두고 상자만 뺀다. */
.mvp-shell .answer-checklist:not(.is-enhanced) input {
  display: none;
}

.mvp-shell .answer-checklist:not(.is-enhanced) {
  counter-reset: outline;
}

.mvp-shell .answer-checklist:not(.is-enhanced) label::before {
  counter-increment: outline;
  color: var(--mvp-subtle);
  content: counter(outline) '.';
  font-weight: 800;
}

/* ── W09 1차 허브 · 진행률과 과목 카드 ─────────────────────────────── */

.mvp-shell .hub-progress {
  display: flex;
  margin: 26px 0 6px;
  padding: 20px 24px;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 16px;
}

.mvp-shell .hub-progress-figure {
  display: flex;
  flex: none;
  align-items: baseline;
  gap: 4px;
}

.mvp-shell .hub-progress-figure strong {
  color: var(--mvp-brand);
  font-size: 38px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
}

.mvp-shell .hub-progress-figure span {
  color: var(--mvp-subtle);
  font-size: 14px;
  font-weight: 700;
}

.mvp-shell .hub-progress-body {
  flex: 1 1 240px;
  min-width: 0;
}

.mvp-shell .hub-progress-body h2 {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.mvp-shell .hub-progress-body p {
  margin: 0 0 10px;
  font-size: 12.5px;
}

.mvp-shell .hub-progress-track {
  display: block;
  overflow: hidden;
  height: 8px;
  background: var(--mvp-surface-strong);
  border-radius: 999px;
}

.mvp-shell .hub-progress-track > span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--mvp-brand);
  border-radius: inherit;
}

.mvp-shell .hub-subject-grid {
  display: grid;
  margin-bottom: 34px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.mvp-shell .hub-subject-card {
  display: grid;
  padding: 20px;
  gap: 10px;
  color: inherit;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 14px;
  text-decoration: none;
}

.mvp-shell .hub-subject-card:hover,
.mvp-shell .hub-subject-card:focus-visible {
  border-color: var(--mvp-brand);
}

.mvp-shell .hub-subject-card h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.mvp-shell .hub-subject-card p {
  margin: -4px 0 0;
  font-size: 12.5px;
}

/* 한 문항도 안 본 과목에 빈 막대를 그리면 진행률이 아니라 장식으로 읽힌다. */
.mvp-shell .hub-subject-card:not(.has-progress) .hub-subject-meter {
  display: none;
}

.mvp-shell .hub-subject-meter {
  display: block;
  overflow: hidden;
  height: 5px;
  background: var(--mvp-surface-strong);
  border-radius: 999px;
}

.mvp-shell .hub-subject-meter > span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--mvp-brand);
  border-radius: inherit;
}

.mvp-shell .hub-subject-status {
  color: var(--mvp-subtle);
  font-size: 11.5px;
  font-weight: 700;
}

@media (max-width: 820px) {
  .mvp-shell .hub-progress {
    padding: 18px;
    gap: 16px;
  }

  .mvp-shell .hub-progress-figure strong {
    font-size: 32px;
  }
}

/* ── W10 준비 중 안내 ──────────────────────────────────────────────── */

.mvp-shell .roadmap-page {
  max-width: 640px;
  margin: 24px auto 60px;
  text-align: center;
}

.mvp-shell .roadmap-page h1 {
  margin: 16px 0 10px;
  font-size: clamp(28px, 3.4vw, 36px);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.mvp-shell .roadmap-tagline {
  margin: 0 auto;
  max-width: 46ch;
  color: var(--mvp-muted);
}

.mvp-shell .roadmap-notice {
  margin: 28px 0;
  text-align: left;
}

.mvp-shell .roadmap-plan-title {
  margin: 0 0 18px;
  font-size: 14px;
  font-weight: 800;
}

.mvp-shell .roadmap-steps {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 10px;
  list-style: none;
  text-align: left;
}

.mvp-shell .roadmap-steps li {
  display: grid;
  padding: 16px 18px;
  grid-template-columns: 24px minmax(0, 1fr);
  align-items: center;
  gap: 14px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
}

.mvp-shell .roadmap-steps li > span {
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  color: var(--mvp-muted);
  background: var(--mvp-surface-raised);
  border-radius: 50%;
  font-size: 11.5px;
  font-weight: 800;
}

.mvp-shell .roadmap-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
}

.mvp-shell .roadmap-actions {
  justify-content: center;
  margin-top: 30px;
}

.mvp-shell .roadmap-foot {
  margin-top: 16px;
  font-size: 12.5px;
}

/* ── W13 오류 제보 ─────────────────────────────────────────────────── */

.mvp-shell .support-page {
  max-width: 620px;
  margin: 24px auto 60px;
}

.mvp-shell .support-page h1 {
  margin: 10px 0 10px;
  font-size: clamp(26px, 3vw, 32px);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.mvp-shell .support-page > p {
  margin: 0 0 24px;
}

.mvp-shell .support-form {
  padding: 24px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 16px;
}

.mvp-shell .support-promise {
  display: grid;
  margin: 22px 0 0;
  padding: 18px 20px;
  gap: 6px;
  background: var(--mvp-surface-raised);
  border-radius: 13px;
}

.mvp-shell .support-promise strong {
  font-size: 13.5px;
  font-weight: 800;
}

.mvp-shell .support-promise span {
  color: var(--mvp-muted);
  font-size: 12.5px;
  line-height: 1.6;
}

/* ── W08 게시글 상세 ──────────────────────────────────────────────── */

.mvp-shell .post-page {
  max-width: 720px;
  margin: 6px auto 0;
}

.mvp-shell .post-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  color: var(--mvp-line-strong);
  font-size: 12.5px;
}

.mvp-shell .post-breadcrumbs a {
  color: var(--mvp-muted);
  text-decoration: none;
}

.mvp-shell .post-breadcrumbs a:hover {
  color: var(--mvp-brand);
}

.mvp-shell .post-heading {
  margin: 14px 0 22px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--mvp-line);
}

.mvp-shell .post-heading h1 {
  margin: 0 0 8px;
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.35;
}

.mvp-shell .post-heading p {
  margin: 0;
  font-size: 12.5px;
}

.mvp-shell .post-body {
  font-size: 15.5px;
  line-height: 1.8;
}

.mvp-shell .post-comments {
  margin-top: 40px;
  padding-top: 26px;
  border-top: 1px solid var(--mvp-line);
}

.mvp-shell .post-comments h2 {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 800;
}

.mvp-shell .post-comment {
  padding: 15px 0;
  border-top: 1px solid var(--mvp-line);
}

.mvp-shell .post-comment:first-of-type {
  border-top: 0;
}

.mvp-shell .post-comment-head {
  display: flex;
  margin-bottom: 7px;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  color: var(--mvp-subtle);
  font-size: 12px;
}

.mvp-shell .post-comment p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
}

.mvp-shell .post-comments-empty {
  padding: 26px 0;
  text-align: center;
}

.mvp-shell .post-comment-form,
.mvp-shell .post-comment-guest {
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid var(--mvp-line);
}

/* 넓은 화면에서는 댓글 입력이 바로 아래에 보이므로 고정 진입점이 필요 없다. */
.mvp-shell .post-comment-jump {
  display: none;
}

@media (max-width: 820px) {
  .mvp-shell .post-comment-jump {
    position: fixed;
    right: 16px;
    /* 하단 탭바(고정, 약 66px + 여백) 를 가리지 않게 그 위에 띄운다. */
    bottom: calc(max(10px, env(safe-area-inset-bottom)) + 78px);
    z-index: 30;
    display: inline-flex;
    padding: 11px 18px;
    align-items: center;
    color: #ffffff;
    background: var(--mvp-text);
    border-radius: 999px;
    box-shadow: 0 10px 26px rgba(24, 24, 27, 0.24);
    font-size: 13.5px;
    font-weight: 800;
    text-decoration: none;
  }

  .mvp-shell .post-page {
    padding-bottom: 20px;
  }
}

.mvp-shell .board-rail-note {
  padding-top: 10px;
  border-top: 1px solid var(--mvp-line);
  font-size: 11.5px;
}

/* ── W04 문항 목차 ─────────────────────────────────────────────────── */

.mvp-shell .commentary-index {
  margin: 18px 0 30px;
  padding: 18px 22px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 14px;
}

.mvp-shell .commentary-index summary {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.mvp-shell .commentary-index summary b {
  color: var(--mvp-subtle);
  font-size: 12px;
  font-weight: 700;
}

.mvp-shell .commentary-index-body {
  display: grid;
  margin-top: 18px;
  padding-top: 16px;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 22px 26px;
  border-top: 1px solid var(--mvp-line);
}

.mvp-shell .commentary-index-body h3 {
  margin: 0 0 9px;
  font-size: 12.5px;
  font-weight: 800;
}

.mvp-shell .commentary-index-body h3 a {
  color: var(--mvp-muted);
  text-decoration: none;
}

.mvp-shell .commentary-index-body h3 a:hover {
  color: var(--mvp-brand);
}

.mvp-shell .commentary-index-body ol {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 2px;
  list-style: none;
}

.mvp-shell .commentary-index-body li a {
  display: grid;
  padding: 6px 8px;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 8px;
  color: var(--mvp-text);
  border-radius: 7px;
  font-size: 13px;
  text-decoration: none;
}

.mvp-shell .commentary-index-body li a:hover,
.mvp-shell .commentary-index-body li a:focus-visible {
  background: var(--mvp-surface-raised);
}

.mvp-shell .commentary-index-body li b {
  color: var(--mvp-subtle);
  font-size: 12px;
  font-weight: 800;
}

/* 목차는 한 줄 요약이다. 제목이 길어도 줄바꿈으로 늘어나지 않게 자른다. */
.mvp-shell .commentary-index-body li span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mvp-shell .commentary-index-body li.is-empty {
  padding: 6px 8px;
  color: var(--mvp-subtle);
  font-size: 12.5px;
}

@media (max-width: 820px) {
  /* 세로로 아주 긴 화면이라 모바일에서는 목차를 접어 둔다. */
  .mvp-shell .commentary-index {
    padding: 15px 18px;
  }

  .mvp-shell .commentary-index-body {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }
}

/* ── 상위 메뉴 드롭다운 ───────────────────────────────────────────── */

.mvp-shell .nav-group {
  position: relative;
}

/* 마우스뿐 아니라 키보드로도 열려야 한다. focus-within 이면 JS 가 필요 없다. */
.mvp-shell .nav-dropdown {
  position: absolute;
  top: 100%;
  left: -10px;
  z-index: 70;
  display: none;
  min-width: 148px;
  padding: 6px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
  box-shadow: 0 14px 34px rgba(24, 24, 27, 0.14);
}

.mvp-shell .nav-group:hover .nav-dropdown,
.mvp-shell .nav-group:focus-within .nav-dropdown {
  display: grid;
  gap: 2px;
}

.mvp-shell .nav-dropdown a {
  padding: 9px 11px;
  border-radius: 8px;
  font-size: 13.5px;
  white-space: nowrap;
}

.mvp-shell .nav-dropdown a:hover,
.mvp-shell .nav-dropdown a:focus-visible {
  background: var(--mvp-surface-raised);
}

/* ── 기출문제 진입 화면 ───────────────────────────────────────────── */

.mvp-shell .question-index-grid {
  display: grid;
  margin: 8px 0 30px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

.mvp-shell .question-index-card {
  display: grid;
  padding: 26px;
  align-content: start;
  gap: 8px;
  color: inherit;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 16px;
  text-decoration: none;
}

.mvp-shell .question-index-card:hover,
.mvp-shell .question-index-card:focus-visible {
  border-color: var(--mvp-brand);
}

.mvp-shell .question-index-mark {
  display: grid;
  width: 38px;
  height: 38px;
  margin-bottom: 6px;
  place-items: center;
  color: var(--mvp-brand);
  background: var(--mvp-brand-soft);
  border-radius: 11px;
  font-size: 17px;
  font-weight: 800;
}

.mvp-shell .question-index-card h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.mvp-shell .question-index-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
}

.mvp-shell .question-index-meta {
  margin-top: 4px;
  color: var(--mvp-subtle);
  font-size: 12px;
  font-weight: 800;
}

/* ── 예측 인자 ─────────────────────────────────────────────────────── */

.mvp-shell .prediction-inputs {
  margin: 26px 0 4px;
  padding: 26px 28px;
  background: var(--mvp-surface-raised);
  border-radius: 16px;
}

.mvp-shell .prediction-inputs-head h2 {
  margin: 0 0 6px;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.mvp-shell .prediction-inputs-head p {
  margin: 0 0 20px;
  font-size: 13.5px;
}

.mvp-shell .prediction-inputs ol {
  display: grid;
  margin: 0;
  padding: 0;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
  list-style: none;
  counter-reset: factor;
}

.mvp-shell .prediction-inputs li {
  display: grid;
  padding: 16px 18px;
  gap: 6px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
}

.mvp-shell .prediction-inputs strong {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.mvp-shell .prediction-inputs strong::before {
  counter-increment: factor;
  margin-right: 7px;
  color: var(--mvp-brand);
  content: counter(factor);
  font-size: 12px;
}

.mvp-shell .prediction-inputs span {
  font-size: 12.5px;
  line-height: 1.6;
}

/* ── 랜딩 히어로 · 서비스 범위 지도 ────────────────────────────────── */

.mvp-shell .landing-scope {
  align-self: center;
  padding: 26px;
  background: var(--mvp-surface-raised);
  border: 1px solid var(--mvp-line);
  border-radius: 18px;
}

.mvp-shell .landing-scope ol {
  display: grid;
  margin: 0;
  padding: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  list-style: none;
  counter-reset: scope;
}

.mvp-shell .landing-scope li {
  display: grid;
  padding: 13px 15px;
  gap: 3px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 11px;
}

/* 준비 중은 점선으로 눕혀 둔다. 열린 것과 구분되지 않으면 없는 걸 파는 그림이 된다. */
.mvp-shell .landing-scope li:not(.is-open) {
  background: transparent;
  border-style: dashed;
  opacity: 0.72;
}

.mvp-shell .landing-scope li b {
  font-size: 13.5px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.mvp-shell .landing-scope li span {
  color: var(--mvp-subtle);
  font-size: 11px;
  font-weight: 700;
}

.mvp-shell .landing-scope li.is-open span {
  color: var(--mvp-brand);
}

.mvp-shell .landing-scope > p {
  margin: 16px 0 0;
  font-size: 12px;
  line-height: 1.6;
}

@media (max-width: 820px) {
  .mvp-shell .landing-scope {
    padding: 20px;
  }

  .mvp-shell .landing-scope li {
    padding: 11px 13px;
  }
}

/* ── 교재 안내 ─────────────────────────────────────────────────────── */

.mvp-shell .textbook-page {
  max-width: 660px;
  margin: 24px auto 60px;
}

.mvp-shell .textbook-page h1 {
  margin: 16px 0 20px;
  font-size: clamp(28px, 3.4vw, 36px);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.mvp-shell .textbook-promise {
  margin: 0;
  padding: 24px 26px;
  background: var(--mvp-brand-soft);
  border-radius: 14px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.65;
  letter-spacing: -0.02em;
}

.mvp-shell .textbook-promise-note {
  margin: 10px 2px 0;
  font-size: 12px;
}

.mvp-shell .textbook-notice,
.mvp-shell .textbook-plan-title {
  margin-top: 30px;
}

.mvp-shell .textbook-plan-title {
  margin-bottom: 16px;
  font-size: 14px;
  font-weight: 800;
}

/* ── 소개 ─────────────────────────────────────────────────────────── */

.mvp-shell .about-page {
  max-width: 720px;
  margin: 20px auto 60px;
}

.mvp-shell .about-heading h1 {
  margin: 10px 0 14px;
  font-size: clamp(28px, 3.4vw, 38px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.3;
}

.mvp-shell .about-heading p {
  margin: 0;
  color: var(--mvp-muted);
  font-size: 15.5px;
  line-height: 1.75;
}

.mvp-shell .about-section-title {
  margin: 44px 0 16px;
  font-size: 14px;
  font-weight: 800;
}

.mvp-shell .about-principles {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 10px;
  list-style: none;
  counter-reset: principle;
}

.mvp-shell .about-principles li {
  display: grid;
  padding: 18px 20px;
  gap: 5px;
  background: var(--mvp-surface);
  border: 1px solid var(--mvp-line);
  border-radius: 12px;
}

.mvp-shell .about-principles strong {
  font-size: 14.5px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.mvp-shell .about-principles strong::before {
  counter-increment: principle;
  margin-right: 8px;
  color: var(--mvp-brand);
  content: counter(principle);
  font-size: 12.5px;
}

.mvp-shell .about-principles span {
  font-size: 13.5px;
  line-height: 1.65;
}

.mvp-shell .about-scope-note {
  margin: -6px 0 14px;
  font-size: 13px;
}

.mvp-shell .about-scope ol {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.mvp-shell .about-contact {
  margin-top: 40px;
}

@media (max-width: 460px) {
  /* 헤더에 로고·테마·로그인·가입이 모두 들어가면 버튼 글자가 두 줄로 깨진다.
     워드마크만 남긴다 — 이름을 줄여도 읽히라고 만든 마크다. */
  .mvp-shell .brand-label {
    display: none;
  }

  .mvp-shell .brand-mark {
    font-size: 23px;
  }
}