:root {
  --bg: #15100e;
  --panel: #211815;
  --panel-2: #2b211d;
  --text: #fff7ed;
  --muted: #bca99b;
  --line: rgba(255, 247, 237, 0.16);
  --accent: #d7b46a;
  --accent-2: #9fb49f;
  --button: #f2d38b;
  --button-text: #241911;
  --shadow: rgba(8, 5, 4, 0.42);
  --wheel-size: min(78vw, 520px);
  --segment-angle: 51.428571deg;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  color: var(--text);
  font-family:
    "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC",
    "Source Han Sans SC", sans-serif;
  background:
    radial-gradient(circle at 12% 18%, rgba(215, 180, 106, 0.16), transparent 32%),
    radial-gradient(circle at 84% 72%, rgba(159, 180, 159, 0.14), transparent 34%),
    linear-gradient(135deg, #15100e 0%, #211713 56%, #171312 100%);
  overflow-x: hidden;
}

body::before {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), transparent 78%);
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  min-height: 100dvh;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(320px, 1.2fr);
  align-items: center;
  gap: clamp(28px, 6vw, 86px);
  padding: clamp(28px, 5vw, 72px) 0;
}

.intro {
  align-self: center;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(3rem, 8vw, 6.6rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.lede {
  max-width: 28rem;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.16rem);
  line-height: 1.85;
  text-wrap: pretty;
}

.wheel-stage {
  position: relative;
  width: 100%;
  min-width: 0;
  display: grid;
  justify-items: center;
  gap: 24px;
  padding: clamp(18px, 3vw, 32px);
}

.wheel-wrap {
  position: relative;
  width: var(--wheel-size);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
}

.wheel-wrap::before {
  position: absolute;
  inset: -20px;
  content: "";
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 247, 237, 0.035);
  box-shadow:
    0 28px 80px var(--shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.wheel {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  border: 10px solid #3a2b24;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, transparent 0 18%, rgba(0, 0, 0, 0.18) 19% 22%, transparent 23%),
    conic-gradient(
      from -25.714285deg,
      #bd4d3a 0deg var(--segment-angle),
      #d7b46a var(--segment-angle) calc(var(--segment-angle) * 2),
      #55776d calc(var(--segment-angle) * 2) calc(var(--segment-angle) * 3),
      #8c6f45 calc(var(--segment-angle) * 3) calc(var(--segment-angle) * 4),
      #c56f45 calc(var(--segment-angle) * 4) calc(var(--segment-angle) * 5),
      #6f7f9d calc(var(--segment-angle) * 5) calc(var(--segment-angle) * 6),
      #a64250 calc(var(--segment-angle) * 6) 360deg
    );
  box-shadow:
    inset 0 0 0 2px rgba(255, 247, 237, 0.22),
    inset 0 0 36px rgba(20, 12, 9, 0.48);
  transform: rotate(0deg);
  will-change: transform;
}

.wheel::before,
.wheel::after {
  position: absolute;
  inset: 8%;
  content: "";
  border-radius: 50%;
  border: 1px solid rgba(255, 247, 237, 0.3);
}

.wheel::after {
  inset: 42%;
  border: 7px solid #2d211c;
  background: linear-gradient(145deg, #f5deaa, #a77d3d);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.segment-label {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 96px;
  margin-left: -48px;
  margin-top: -16px;
  color: #fffaf0;
  font-size: clamp(1rem, 2vw, 1.26rem);
  font-weight: 800;
  line-height: 32px;
  text-align: center;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.42);
  transform-origin: 50% 50%;
}

.label-1 {
  transform: rotate(0deg) translateY(calc(var(--wheel-size) * -0.34)) rotate(90deg);
}

.label-2 {
  transform: rotate(51.428571deg) translateY(calc(var(--wheel-size) * -0.34)) rotate(90deg);
}

.label-3 {
  transform: rotate(102.857142deg) translateY(calc(var(--wheel-size) * -0.34)) rotate(90deg);
}

.label-4 {
  transform: rotate(154.285713deg) translateY(calc(var(--wheel-size) * -0.34)) rotate(90deg);
}

.label-5 {
  transform: rotate(205.714284deg) translateY(calc(var(--wheel-size) * -0.34)) rotate(90deg);
}

.label-6 {
  transform: rotate(257.142855deg) translateY(calc(var(--wheel-size) * -0.34)) rotate(90deg);
}

.label-7 {
  transform: rotate(308.571426deg) translateY(calc(var(--wheel-size) * -0.34)) rotate(90deg);
}

.pointer {
  position: absolute;
  top: clamp(4px, 2vw, 18px);
  z-index: 2;
  width: 38px;
  height: 70px;
  filter: drop-shadow(0 10px 16px rgba(0, 0, 0, 0.4));
}

.pointer::before {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, #fff1be 0%, #c79437 100%);
  clip-path: polygon(50% 100%, 0 0, 100% 0);
}

.spin-button {
  position: absolute;
  z-index: 3;
  width: clamp(88px, 17vw, 124px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 247, 237, 0.42);
  border-radius: 50%;
  color: var(--button-text);
  background:
    radial-gradient(circle at 34% 24%, #fff3c8 0 16%, transparent 17%),
    linear-gradient(145deg, #f3d995, #c49640);
  box-shadow:
    0 20px 34px rgba(17, 9, 6, 0.42),
    inset 0 2px 0 rgba(255, 255, 255, 0.55),
    inset 0 -8px 16px rgba(72, 43, 16, 0.2);
  cursor: pointer;
  font: inherit;
  font-size: clamp(1.1rem, 2vw, 1.34rem);
  font-weight: 900;
  transition:
    transform 180ms cubic-bezier(0.16, 1, 0.3, 1),
    filter 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

.spin-button:hover {
  filter: brightness(1.04);
  transform: translateY(-2px);
}

.spin-button:active {
  transform: translateY(1px) scale(0.98);
}

.spin-button:disabled {
  cursor: wait;
  filter: grayscale(0.25) brightness(0.9);
}

.result-panel {
  width: min(100%, 420px);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(33, 24, 21, 0.72);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

.result-label {
  color: var(--muted);
}

#statusText {
  color: var(--text);
}

@media (max-width: 820px) {
  :root {
    --wheel-size: min(62vw, 260px);
  }

  .page-shell {
    grid-template-columns: 1fr;
    align-content: start;
    gap: 28px;
  }

  .intro {
    text-align: left;
  }

  .lede {
    max-width: none;
  }

  .pointer {
    top: 8px;
  }

  .wheel-stage {
    width: 100vw;
    margin-left: calc(50% - 50vw);
    padding: 8px 16px 0;
    overflow: hidden;
  }

  .result-panel {
    width: min(calc(100vw - 32px), calc(var(--wheel-size) + 24px));
    font-size: 0.94rem;
  }
}

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