:root {
  --night: #08120f;
  --night-soft: #10221c;
  --ink: #eaf3e8;
  --muted: #9cad9f;
  --line: rgba(224, 238, 219, 0.14);
  --glass: rgba(13, 30, 24, 0.82);
  --cream: #f1e8cf;
  --copper: #d99a55;
  --sage: #91b89a;
  --mint: #c8e2bd;
  --blue: #78a7ad;
  --rose: #a85d55;
  --shadow: 0 30px 100px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", Georgia, serif;
  background:
    linear-gradient(rgba(8, 18, 15, 0.92), rgba(8, 18, 15, 0.97)),
    repeating-linear-gradient(90deg, transparent 0 79px, rgba(255, 255, 255, 0.025) 80px),
    repeating-linear-gradient(0deg, transparent 0 79px, rgba(255, 255, 255, 0.025) 80px),
    var(--night);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -3;
  background-image:
    radial-gradient(circle at 18% 22%, rgba(217, 154, 85, 0.5) 0 1px, transparent 2px),
    radial-gradient(circle at 72% 17%, rgba(200, 226, 189, 0.4) 0 1px, transparent 2px),
    radial-gradient(circle at 86% 71%, rgba(120, 167, 173, 0.36) 0 1px, transparent 2px);
  background-size: 170px 170px, 230px 230px, 290px 290px;
  content: "";
  opacity: 0.65;
}

button {
  font: inherit;
}

button:focus-visible {
  outline: 2px solid var(--cream);
  outline-offset: 4px;
}

.ambient {
  position: fixed;
  z-index: -2;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.16;
  pointer-events: none;
}

.ambient-one {
  top: -140px;
  left: -160px;
  background: var(--copper);
}

.ambient-two {
  right: -200px;
  bottom: -150px;
  background: var(--blue);
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(290px, 360px);
  gap: 20px;
  width: min(1480px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  padding: clamp(14px, 2.6vw, 34px);
}

.test-panel,
.instrument-panel {
  border: 1px solid var(--line);
  background: var(--glass);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.test-panel {
  min-height: calc(100vh - clamp(28px, 5.2vw, 68px));
  padding: clamp(20px, 3vw, 42px);
}

.topbar,
.brand,
.progress-row,
.nav-row,
.action-row,
.result-heading {
  display: flex;
  align-items: center;
}

.topbar,
.progress-row,
.nav-row,
.result-heading {
  justify-content: space-between;
}

.topbar {
  gap: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.brand {
  gap: 14px;
}

.brand-mark {
  position: relative;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  border: 1px solid var(--copper);
  border-radius: 50%;
}

.brand-mark::before,
.brand-mark::after {
  position: absolute;
  border: 1px solid rgba(217, 154, 85, 0.65);
  border-radius: 50%;
  content: "";
}

.brand-mark::before {
  inset: 7px -5px;
}

.brand-mark::after {
  inset: -5px 7px;
}

.eyebrow,
.section-label,
.question-kicker {
  margin: 0 0 7px;
  color: var(--copper);
  font-family: "Trebuchet MS", "Microsoft YaHei", sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  font-size: clamp(23px, 3vw, 40px);
  font-weight: 500;
  line-height: 1.1;
}

.reset-button,
.text-button,
.primary-button,
.close-button {
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, color 180ms ease;
}

.reset-button,
.text-button {
  border: 0;
  color: var(--muted);
  background: transparent;
}

.reset-button[hidden] {
  display: none;
}

.reset-button:hover,
.text-button:hover {
  color: var(--cream);
}

.intro-card {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(210px, 0.8fr);
  gap: clamp(28px, 5vw, 76px);
  min-height: 600px;
  align-items: center;
  padding: clamp(24px, 6vw, 84px);
  animation: rise 700ms ease both;
}

.intro-copy h2 {
  max-width: 760px;
  margin: 0;
  color: var(--cream);
  font-size: clamp(38px, 6vw, 78px);
  font-weight: 400;
  line-height: 1.05;
}

.intro-copy > p:not(.section-label) {
  max-width: 660px;
  margin: 24px 0 34px;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.9;
}

.primary-button {
  min-width: 146px;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid var(--copper);
  color: #142019;
  background: var(--cream);
}

.primary-button:hover {
  transform: translateY(-2px);
  background: #fff7df;
}

.primary-button:disabled,
.text-button:disabled {
  cursor: not-allowed;
  opacity: 0.32;
  transform: none;
}

.intro-spectrum {
  position: relative;
  min-height: 420px;
}

.spectrum-line {
  position: absolute;
  top: 4%;
  bottom: 4%;
  left: 38px;
  width: 1px;
  background: linear-gradient(var(--rose), var(--copper), var(--sage), var(--mint));
  box-shadow: 0 0 24px rgba(200, 226, 189, 0.32);
}

.intro-spectrum span {
  position: absolute;
  top: var(--level);
  left: 68px;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
  letter-spacing: 0.16em;
}

.intro-spectrum span::before {
  position: absolute;
  top: 50%;
  left: -36px;
  width: 12px;
  height: 12px;
  border: 1px solid var(--cream);
  border-radius: 50%;
  background: var(--night-soft);
  content: "";
  transform: translateY(-50%);
}

.question-stage {
  padding-top: 28px;
}

.question-stage[hidden],
.result-screen[hidden] {
  display: none;
}

.progress-row {
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
}

.progress-row div {
  display: flex;
  gap: 16px;
}

.progress-row strong {
  color: var(--cream);
  font-weight: 500;
}

.progress-track {
  height: 3px;
  margin-top: 12px;
  background: rgba(255, 255, 255, 0.08);
}

.progress-fill {
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--rose), var(--copper), var(--mint));
  transition: width 240ms ease;
}

.question-card {
  position: relative;
  display: flex;
  min-height: 570px;
  flex-direction: column;
  justify-content: center;
  padding: clamp(28px, 6vw, 82px);
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
  background:
    radial-gradient(circle at 85% 20%, rgba(217, 154, 85, 0.08), transparent 24rem),
    linear-gradient(120deg, rgba(255, 255, 255, 0.025), transparent);
}

.question-number {
  position: absolute;
  top: 30px;
  right: 36px;
  color: rgba(241, 232, 207, 0.08);
  font-size: clamp(74px, 12vw, 156px);
  line-height: 1;
}

.question-card h2 {
  max-width: 900px;
  margin: 0;
  color: var(--cream);
  font-size: clamp(28px, 4.2vw, 55px);
  font-weight: 400;
  line-height: 1.28;
}

.question-hint {
  margin: 15px 0 28px;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
}

.answer-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 9px;
}

.answer-option {
  min-height: 84px;
  padding: 14px 10px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.025);
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, color 160ms ease, background 160ms ease;
}

.answer-option:hover {
  transform: translateY(-3px);
  border-color: rgba(217, 154, 85, 0.52);
  color: var(--cream);
}

.answer-option[aria-checked="true"] {
  border-color: var(--copper);
  color: var(--cream);
  background: rgba(217, 154, 85, 0.12);
  box-shadow: inset 0 -3px 0 var(--copper);
}

.answer-option strong,
.answer-option span {
  display: block;
}

.answer-option strong {
  margin-bottom: 8px;
  color: inherit;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
  font-weight: 600;
}

.answer-option span {
  font-size: 12px;
}

.nav-row {
  padding-top: 20px;
}

.text-button,
.nav-row .primary-button,
.action-row .primary-button {
  min-height: 44px;
  padding: 0 20px;
}

.instrument-panel {
  display: flex;
  min-height: calc(100vh - clamp(28px, 5.2vw, 68px));
  flex-direction: column;
  gap: 26px;
  padding: 24px;
}

.meter {
  position: relative;
  display: grid;
  width: min(100%, 280px);
  aspect-ratio: 1;
  margin: 16px auto 6px;
  place-items: center;
}

.meter::before {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(217, 154, 85, 0.5);
  border-radius: 50%;
  background:
    conic-gradient(
      from 225deg,
      var(--rose),
      var(--copper) 23%,
      var(--sage) 52%,
      var(--mint) 75%,
      var(--blue) 90%,
      transparent 90%
    );
  content: "";
  opacity: 0.55;
  mask: radial-gradient(transparent 62%, #000 63%);
}

.meter-rings i {
  position: absolute;
  inset: 13%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
}

.meter-rings i:nth-child(2) {
  inset: 23%;
}

.meter-rings i:nth-child(3) {
  inset: 34%;
}

.meter-core {
  position: relative;
  z-index: 1;
  display: grid;
  text-align: center;
}

.meter-core span,
.meter-core small {
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 11px;
  letter-spacing: 0.14em;
}

.meter-core strong {
  margin: 5px 0;
  color: var(--cream);
  font-size: clamp(52px, 7vw, 76px);
  font-weight: 400;
  line-height: 1;
}

.dimension-board {
  display: grid;
  gap: 16px;
}

.dimension-caption {
  margin: -6px 0 -10px;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.dimension-row {
  display: grid;
  grid-template-columns: 76px 1fr 34px;
  gap: 10px;
  align-items: center;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 12px;
}

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

.dimension-row strong {
  color: var(--cream);
  text-align: right;
}

.dimension-track {
  height: 5px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
}

.dimension-fill {
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--copper), var(--mint));
  transition: width 260ms ease;
}

.scale-note {
  display: flex;
  gap: 12px;
  margin-top: auto;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
}

.note-dot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--copper);
  box-shadow: 0 0 14px var(--copper);
}

.scale-note p {
  margin: 0;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 12px;
  line-height: 1.8;
}

.result-screen {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  overflow-y: auto;
  place-items: center;
  padding: 20px;
  background: rgba(3, 10, 8, 0.82);
  backdrop-filter: blur(18px);
}

.result-card {
  position: relative;
  width: min(980px, 100%);
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  padding: clamp(24px, 5vw, 58px);
  border: 1px solid rgba(217, 154, 85, 0.4);
  background:
    radial-gradient(circle at 92% 5%, rgba(217, 154, 85, 0.14), transparent 25rem),
    #10201a;
  box-shadow: 0 40px 130px rgba(0, 0, 0, 0.62);
  animation: rise 520ms ease both;
}

.close-button {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  background: transparent;
  font-size: 22px;
}

.result-heading {
  gap: 28px;
  align-items: flex-end;
}

.result-range {
  color: var(--copper);
  font-family: "Trebuchet MS", sans-serif;
  font-size: 16px;
  letter-spacing: 0.14em;
}

.result-heading h2 {
  margin: 6px 0 0;
  color: var(--cream);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 400;
  line-height: 1;
}

.result-score {
  display: grid;
  flex: 0 0 auto;
  text-align: right;
}

.result-score strong {
  color: var(--mint);
  font-size: clamp(54px, 9vw, 98px);
  font-weight: 400;
  line-height: 0.85;
}

.result-score span {
  margin-top: 10px;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 11px;
}

.result-summary {
  max-width: 800px;
  margin: 0 0 20px;
  color: #c5d0c6;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.9;
}

.result-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.1fr);
  gap: 28px;
  margin-top: 34px;
}

.pyramid-card,
.result-analysis {
  min-width: 0;
}

.pyramid-card {
  padding: 22px 16px 18px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.12);
}

.pyramid-title {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  justify-content: space-between;
}

.pyramid-title h3 {
  margin: 0;
  color: var(--cream);
  font-size: 21px;
  font-weight: 500;
}

.pyramid-title > span {
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  text-align: right;
  font-size: 11px;
  line-height: 1.7;
}

.energy-pyramid {
  display: flex;
  min-height: 650px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 22px 0 12px;
}

.pyramid-level {
  position: relative;
  display: grid;
  width: var(--level-width);
  min-height: 31px;
  grid-template-columns: 52px 1fr 62px;
  align-items: center;
  padding: 4px 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50% / 36%;
  color: #07100d;
  background: var(--level-color);
  box-shadow:
    inset 0 5px 10px rgba(255, 255, 255, 0.22),
    inset 0 -6px 10px rgba(0, 0, 0, 0.18);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 11px;
  line-height: 1.2;
  transition: filter 180ms ease, transform 180ms ease;
}

.pyramid-level span:first-child {
  font-weight: 800;
}

.pyramid-level strong {
  text-align: center;
  font-size: 12px;
}

.pyramid-level span:last-child {
  text-align: right;
}

.pyramid-level.current {
  z-index: 2;
  border: 3px solid #fff8dc;
  filter: saturate(1.18) brightness(1.1);
  box-shadow:
    0 0 0 2px rgba(217, 154, 85, 0.78),
    0 0 28px rgba(241, 232, 207, 0.5),
    inset 0 5px 10px rgba(255, 255, 255, 0.25),
    inset 0 -6px 10px rgba(0, 0, 0, 0.18);
  transform: scale(1.035);
}

.pyramid-level.current::after {
  position: absolute;
  top: 50%;
  right: -66px;
  width: 58px;
  color: var(--cream);
  content: "← " attr(data-score);
  font-family: "Trebuchet MS", sans-serif;
  font-size: 13px;
  font-weight: 700;
  transform: translateY(-50%);
}

.pyramid-level.break-before {
  margin-top: 8px;
}

.pyramid-note {
  margin: 0;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  text-align: center;
  font-size: 11px;
  line-height: 1.7;
}

.position-card {
  margin-bottom: 24px;
  padding: 18px;
  border: 1px solid rgba(217, 154, 85, 0.34);
  background: rgba(217, 154, 85, 0.08);
}

.position-card span,
.position-card strong,
.position-card p {
  display: block;
}

.position-card span {
  color: var(--copper);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 11px;
  letter-spacing: 0.12em;
}

.position-card strong {
  margin: 8px 0 6px;
  color: var(--cream);
  font-size: 24px;
  font-weight: 500;
}

.position-card p {
  margin: 0;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 12px;
  line-height: 1.75;
}

.auxiliary-label {
  margin-top: 0;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.result-item {
  padding: 17px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.result-item span,
.result-item strong {
  display: block;
}

.result-item span {
  margin-bottom: 12px;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 11px;
}

.result-item strong {
  color: var(--cream);
  font-size: 27px;
  font-weight: 400;
}

.guidance-card {
  margin-top: 20px;
  padding: 24px;
  border-left: 3px solid var(--copper);
  background: rgba(217, 154, 85, 0.08);
}

.guidance-card h3 {
  margin: 0 0 10px;
  color: var(--cream);
  font-size: 22px;
  font-weight: 500;
}

.guidance-card > p:last-child,
.disclaimer {
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  line-height: 1.8;
}

.guidance-card > p:last-child {
  margin: 0;
  font-size: 13px;
}

.disclaimer {
  margin: 22px 0;
  font-size: 11px;
}

.action-row {
  justify-content: flex-end;
  gap: 10px;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .instrument-panel {
    min-height: auto;
  }

  .meter {
    width: 230px;
  }

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

  .result-layout {
    grid-template-columns: 1fr;
  }

  .pyramid-card {
    max-width: 620px;
    margin: 0 auto;
  }

  .scale-note {
    margin-top: 0;
  }
}

@media (max-width: 720px) {
  .topbar {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 8px;
  }

  .brand-mark {
    display: none;
  }

  .brand,
  .brand > div,
  .intro-copy {
    min-width: 0;
  }

  h1 {
    font-size: 21px;
  }

  .reset-button {
    margin-left: auto;
    padding: 3px;
    font-size: 12px;
    white-space: nowrap;
  }

  .intro-card {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 52px 4px 20px;
  }

  .intro-spectrum {
    min-height: 220px;
  }

  .intro-copy h2 {
    font-size: clamp(32px, 9.4vw, 40px);
    word-break: break-all;
  }

  .intro-copy > p:not(.section-label) {
    font-size: 14px;
  }

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

  .answer-option {
    display: flex;
    min-height: 58px;
    align-items: center;
    justify-content: space-between;
    padding: 12px 14px;
    text-align: left;
  }

  .answer-option strong {
    margin: 0;
  }

  .question-card {
    min-height: auto;
    padding: 68px 18px 28px;
  }

  .question-number {
    top: 14px;
    right: 12px;
  }

  .dimension-board,
  .result-grid {
    grid-template-columns: 1fr 1fr;
  }

  .energy-pyramid {
    min-height: 590px;
    padding-right: 28px;
  }

  .pyramid-level {
    grid-template-columns: 42px 1fr 48px;
    padding-right: 7px;
    padding-left: 7px;
    font-size: 9px;
  }

  .pyramid-level strong {
    font-size: 11px;
  }

  .pyramid-level.current::after {
    right: -56px;
    width: 50px;
    font-size: 11px;
  }

  .result-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .result-score {
    text-align: left;
  }
}

@media (max-width: 430px) {
  .app-shell {
    padding: 0;
  }

  .test-panel,
  .instrument-panel {
    border-right: 0;
    border-left: 0;
  }

  .test-panel {
    padding: 18px;
  }

  .instrument-panel {
    padding: 20px 18px;
  }

  .result-screen {
    padding: 0;
    place-items: start center;
  }

  .result-card {
    width: 100%;
    min-height: 100vh;
    max-height: none;
    border: 0;
  }

  .result-grid {
    grid-template-columns: 1fr;
  }

  .action-row {
    align-items: stretch;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}