:root {
  --ink: #162018;
  --muted: #536250;
  --cream: #fff8d7;
  --lime: #caff3f;
  --green: #19d64f;
  --yellow: #ffe43b;
  --cyan: #30d8ef;
  --pink: #ff8bcf;
  --blue: #2457f5;
  --white: #ffffff;
  --shadow: 0 24px 60px rgba(29, 38, 20, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  height: 100%;
  -webkit-text-size-adjust: 100%;
  touch-action: manipulation;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family:
    Arial,
    "PingFang SC",
    "Microsoft YaHei",
    sans-serif;
  background:
    radial-gradient(circle at 8% 18%, rgba(255, 139, 207, 0.38), transparent 24%),
    radial-gradient(circle at 88% 12%, rgba(48, 216, 239, 0.4), transparent 25%),
    linear-gradient(135deg, #f8ffc5 0%, #fff9de 42%, #d8f7ff 100%);
  overflow-x: hidden;
  overscroll-behavior: none;
}

button {
  font: inherit;
  touch-action: manipulation;
}

.app-shell {
  width: min(1180px, calc(100% - 32px));
  min-height: 100vh;
  margin: 0 auto;
  padding: 24px 0;
}

.is-hidden {
  display: none !important;
}

.hero,
.quiz,
.result {
  min-height: calc(100vh - 48px);
}

.brand-row,
.quiz-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
}

.brand-row span,
.question-index,
.eyebrow {
  display: inline-flex;
  width: fit-content;
  border: 3px solid var(--ink);
  background: var(--lime);
  padding: 7px 11px;
  box-shadow: 5px 5px 0 var(--ink);
  transform: rotate(-1deg);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(310px, 430px);
  align-items: center;
  gap: 56px;
  min-height: calc(100vh - 130px);
}

.hero-copy h1 {
  max-width: 760px;
  margin: 26px 0 34px;
  font-size: clamp(56px, 9vw, 112px);
  line-height: 0.88;
  letter-spacing: 0;
  text-shadow:
    5px 5px 0 var(--pink),
    10px 10px 0 var(--yellow);
}

.primary-btn,
.ghost-btn {
  min-height: 48px;
  border: 3px solid var(--ink);
  border-radius: 8px;
  color: var(--ink);
  cursor: pointer;
  font-weight: 950;
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease;
}

.primary-btn {
  background: var(--green);
  padding: 14px 22px;
  box-shadow: 6px 6px 0 var(--ink);
}

.ghost-btn {
  background: var(--white);
  padding: 11px 16px;
  box-shadow: 4px 4px 0 var(--ink);
}

.ghost-btn:disabled {
  cursor: not-allowed;
  opacity: 0.46;
  transform: none;
}

.ghost-btn:disabled:hover {
  box-shadow: 4px 4px 0 var(--ink);
  transform: none;
}

.primary-btn:hover,
.ghost-btn:hover,
.option-btn:hover,
.result-poster:hover {
  transform: translate(-2px, -2px);
}

.primary-btn:hover {
  box-shadow: 8px 8px 0 var(--ink);
}

.poster-stack {
  position: relative;
  min-height: 640px;
}

.poster-card {
  position: absolute;
  width: min(78%, 320px);
  border: 4px solid var(--ink);
  border-radius: 8px;
  background: var(--lime);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.poster-card img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  filter: blur(14px) saturate(0.85) contrast(0.95);
  transform: scale(1.08);
}

.poster-card::before {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  background:
    repeating-linear-gradient(
      135deg,
      rgba(22, 32, 24, 0.82) 0 10px,
      rgba(22, 32, 24, 0.08) 10px 21px
    ),
    rgba(255, 255, 255, 0.36);
  mix-blend-mode: multiply;
}

.poster-card::after {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 2;
  width: 78%;
  border: 3px solid var(--ink);
  border-radius: 999px;
  background: var(--yellow);
  color: var(--ink);
  content: "测完揭晓";
  font-size: 22px;
  font-weight: 950;
  padding: 10px 0;
  text-align: center;
  transform: translate(-50%, -50%) rotate(-5deg);
}

.poster-a {
  top: 18px;
  left: 6px;
  transform: rotate(-7deg);
  z-index: 3;
}

.poster-b {
  top: 132px;
  right: 0;
  transform: rotate(8deg);
  z-index: 2;
}

.poster-c {
  bottom: 18px;
  left: 50px;
  transform: rotate(-2deg);
  z-index: 1;
}

.progress-wrap {
  display: grid;
  grid-template-columns: auto minmax(160px, 280px);
  align-items: center;
  gap: 12px;
  font-weight: 950;
}

.progress-track {
  height: 16px;
  border: 3px solid var(--ink);
  border-radius: 999px;
  background: var(--white);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 12.5%;
  background: linear-gradient(90deg, var(--green), var(--yellow), var(--pink));
  transition: width 0.24s ease;
}

.question-panel {
  display: grid;
  align-content: center;
  min-height: calc(100vh - 148px);
  padding: 42px;
  border: 4px solid var(--ink);
  border-radius: 8px;
  background:
    linear-gradient(120deg, rgba(255, 228, 59, 0.82), rgba(202, 255, 63, 0.75)),
    var(--cream);
  box-shadow: 12px 12px 0 var(--ink);
}

.question-panel h2 {
  max-width: 920px;
  margin: 28px 0;
  font-size: clamp(30px, 5vw, 62px);
  line-height: 1.08;
  letter-spacing: 0;
}

.option-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.option-btn {
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: center;
  gap: 14px;
  min-height: 92px;
  padding: 18px;
  border: 3px solid var(--ink);
  border-radius: 8px;
  background: var(--white);
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  box-shadow: 5px 5px 0 var(--ink);
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease;
}

.option-letter {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 3px solid var(--ink);
  border-radius: 999px;
  background: var(--cyan);
  font-size: 22px;
  font-weight: 950;
}

.option-text {
  font-size: clamp(17px, 2vw, 23px);
  font-weight: 850;
  line-height: 1.34;
}

.quiz-actions {
  display: flex;
  justify-content: flex-start;
  margin-top: 26px;
}

.result-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 390px);
  align-items: center;
  gap: 44px;
  min-height: calc(100vh - 48px);
}

.result-copy {
  padding: 34px;
  border: 4px solid var(--ink);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 12px 12px 0 var(--ink);
}

.result-copy h2 {
  margin: 24px 0 16px;
  font-size: clamp(38px, 6vw, 78px);
  line-height: 0.96;
  text-shadow: 4px 4px 0 var(--yellow);
}

.result-intro,
.result-block p {
  color: #273127;
  font-size: 18px;
  font-weight: 760;
  line-height: 1.62;
  white-space: pre-line;
}

.result-block {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 3px dashed var(--ink);
}

.result-block span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 950;
}

.result-block strong {
  display: block;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.1;
}

.keyword-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.keyword-row span {
  border: 3px solid var(--ink);
  border-radius: 999px;
  background: var(--pink);
  padding: 8px 12px;
  font-size: 15px;
  font-weight: 950;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

.share-btn {
  background: var(--yellow);
}

.result-poster {
  position: relative;
  border: 4px solid var(--ink);
  border-radius: 8px;
  padding: 0;
  background: var(--white);
  cursor: pointer;
  box-shadow: 12px 12px 0 var(--ink);
  overflow: hidden;
  transition: transform 0.18s ease;
}

.result-poster img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  -webkit-user-select: auto;
  user-select: auto;
}

.result-poster span {
  position: absolute;
  right: 12px;
  bottom: 12px;
  border: 3px solid var(--ink);
  border-radius: 999px;
  background: var(--yellow);
  padding: 8px 12px;
  font-size: 14px;
  font-weight: 950;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 18px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(9, 13, 8, 0.72);
}

.modal-panel {
  position: relative;
  z-index: 1;
  width: min(92vw, 520px);
  max-height: 92vh;
}

.modal-panel img {
  display: block;
  width: 100%;
  max-height: 92vh;
  object-fit: contain;
  border: 4px solid var(--ink);
  border-radius: 8px;
  background: var(--white);
}

.close-btn {
  position: absolute;
  top: -14px;
  right: -14px;
  z-index: 2;
  width: 46px;
  height: 46px;
  border: 3px solid var(--ink);
  border-radius: 999px;
  background: var(--pink);
  color: var(--ink);
  cursor: pointer;
  font-size: 30px;
  font-weight: 950;
  line-height: 1;
}

@media (max-width: 840px) {
  .app-shell {
    width: min(100% - 22px, 620px);
    padding: 12px 0 22px;
  }

  .brand-row {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 18px;
  }

  .hero-grid,
  .result-layout {
    grid-template-columns: 1fr;
    gap: 28px;
    min-height: 0;
  }

  .hero-copy h1 {
    margin-top: 22px;
    font-size: clamp(54px, 17vw, 86px);
  }

  .poster-stack {
    min-height: 430px;
  }

  .poster-card {
    width: min(62%, 260px);
  }

  .poster-b {
    top: 76px;
  }

  .poster-c {
    left: 24px;
    bottom: 0;
  }

  .quiz-top {
    align-items: flex-start;
    flex-direction: column;
  }

  .question-panel {
    min-height: 0;
    padding: 24px 16px 28px;
    box-shadow: 7px 7px 0 var(--ink);
  }

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

  .result-copy {
    padding: 24px 16px;
    box-shadow: 7px 7px 0 var(--ink);
  }

  .result-poster {
    width: min(100%, 360px);
    margin: 0 auto;
  }
}

@media (max-width: 430px) {
  .question-panel h2 {
    font-size: 30px;
  }

  .option-btn {
    grid-template-columns: 36px 1fr;
    min-height: 84px;
    padding: 14px;
  }

  .option-letter {
    width: 36px;
    height: 36px;
  }
}

@media (max-width: 600px) {
  body {
    position: fixed;
    inset: 0;
    width: 100%;
    min-height: 100svh;
    overflow: hidden;
  }

  .app-shell {
    width: 100%;
    height: 100svh;
    min-height: 0;
    padding: max(12px, env(safe-area-inset-top)) 14px max(12px, env(safe-area-inset-bottom));
    overflow: hidden;
  }

  .hero,
  .quiz,
  .result {
    height: calc(100svh - max(12px, env(safe-area-inset-top)) - max(12px, env(safe-area-inset-bottom)));
    min-height: 0;
    overflow: hidden;
  }

  .hero {
    position: relative;
    display: grid;
    align-content: start;
  }

  .hero::after {
    position: absolute;
    right: -54px;
    bottom: -82px;
    width: min(70vw, 280px);
    aspect-ratio: 0.7;
    border: 4px solid var(--ink);
    border-radius: 8px;
    background:
      repeating-linear-gradient(
        135deg,
        rgba(22, 32, 24, 0.86) 0 10px,
        rgba(202, 255, 63, 0.72) 10px 20px
      );
    box-shadow: 9px 9px 0 rgba(22, 32, 24, 0.95);
    content: "";
    transform: rotate(-8deg);
  }

  .brand-row {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: clamp(42px, 10svh, 78px);
    font-size: 12px;
  }

  .brand-row span,
  .question-index,
  .eyebrow {
    border-width: 2px;
    padding: 6px 9px;
    box-shadow: 4px 4px 0 var(--ink);
  }

  .hero-grid {
    position: relative;
    z-index: 1;
    display: block;
    min-height: 0;
  }

  .hero-copy {
    display: grid;
    align-content: start;
  }

  .hero-copy .eyebrow {
    margin-bottom: 22px;
    font-size: 18px;
  }

  .hero-copy h1 {
    max-width: 96vw;
    margin: 0 0 clamp(30px, 6svh, 48px);
    font-size: clamp(58px, 19vw, 80px);
    line-height: 0.9;
    text-shadow:
      3px 3px 0 var(--pink),
      6px 6px 0 var(--yellow);
  }

  .hero-copy .primary-btn {
    width: min(100%, 330px);
    min-height: 58px;
    padding: 14px 18px;
    font-size: 20px;
  }

  .poster-stack {
    display: none;
  }

  .quiz {
    display: grid;
    grid-template-rows: auto 1fr;
    gap: 10px;
  }

  .quiz-top {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 12px;
    margin: 0;
    font-size: 13px;
  }

  .quiz-top .ghost-btn {
    min-height: 38px;
    padding: 7px 10px;
    border-width: 2px;
    box-shadow: 3px 3px 0 var(--ink);
    font-size: 13px;
  }

  .progress-wrap {
    grid-template-columns: auto 1fr;
    min-width: 0;
  }

  .progress-track {
    height: 13px;
    border-width: 2px;
  }

  .question-panel {
    display: grid;
    grid-template-rows: auto auto 1fr auto;
    align-content: stretch;
    min-height: 0;
    padding: 16px 13px 14px;
    border-width: 3px;
    box-shadow: 6px 6px 0 var(--ink);
    overflow: hidden;
  }

  .question-panel h2 {
    margin: 15px 0 14px;
    font-size: clamp(22px, 7vw, 29px);
    line-height: 1.12;
  }

  .option-list {
    display: grid;
    grid-template-columns: 1fr;
    align-content: stretch;
    gap: 9px;
    min-height: 0;
  }

  .option-btn {
    grid-template-columns: 34px 1fr;
    gap: 10px;
    min-height: 0;
    padding: 10px 11px;
    border-width: 2px;
    box-shadow: 3px 3px 0 var(--ink);
  }

  .option-letter {
    width: 34px;
    height: 34px;
    border-width: 2px;
    font-size: 18px;
  }

  .option-text {
    font-size: clamp(14px, 4.1vw, 16px);
    line-height: 1.24;
  }

  .quiz-actions {
    margin-top: 10px;
  }

  .quiz-actions .ghost-btn {
    min-height: 40px;
    padding: 8px 14px;
    border-width: 2px;
    box-shadow: 3px 3px 0 var(--ink);
  }

  .result {
    display: grid;
    place-items: stretch;
  }

  .result-layout {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    align-items: stretch;
    gap: 10px;
    min-height: 0;
    height: 100%;
  }

  .result-copy {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
  }

  .result-copy .eyebrow {
    font-size: 12px;
  }

  .result-copy h2 {
    margin: 0;
    font-size: clamp(28px, 9vw, 42px);
    line-height: 0.98;
    text-shadow: 3px 3px 0 var(--yellow);
  }

  .result-intro {
    margin: 0;
    font-size: 14px;
    line-height: 1.35;
  }

  .result-block,
  .keyword-row {
    display: none;
  }

  .action-row {
    display: none;
  }

  .result-poster {
    align-self: stretch;
    width: 100%;
    max-width: 420px;
    min-height: 0;
    margin: 0 auto;
    border-width: 3px;
    box-shadow: 6px 6px 0 var(--ink);
    cursor: default;
  }

  .result-poster img {
    height: 100%;
    max-height: 100%;
    aspect-ratio: auto;
    object-fit: contain;
    background: var(--white);
  }

  .result-poster span {
    right: 8px;
    bottom: 8px;
    border-width: 2px;
    padding: 6px 9px;
    font-size: 12px;
  }

  .modal {
    display: none !important;
  }
}

@media (max-width: 380px) and (max-height: 700px) {
  .brand-row {
    margin-bottom: 34px;
  }

  .hero-copy .eyebrow {
    margin-bottom: 16px;
    font-size: 16px;
  }

  .hero-copy h1 {
    margin-bottom: 24px;
    font-size: clamp(52px, 18vw, 68px);
  }

  .question-panel h2 {
    margin: 10px 0;
    font-size: clamp(20px, 6.4vw, 25px);
  }

  .option-list {
    gap: 7px;
  }

  .option-btn {
    padding: 8px 10px;
  }

  .option-text {
    font-size: 13.5px;
  }
}