:root {
  --bg: #fff6ec;
  --card: #ffffff;
  --ink: #2a2230;
  --muted: #6f6475;
  --line: #f0e2d2;
  --pop: #ff5e7a;
  --pop-d: #e24563;
  --sun: #ffc93c;
  --deep: #1b2b36;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
a { color: inherit; }
img, canvas { max-width: 100%; }

.btn {
  display: inline-block; text-decoration: none; font-weight: 700; border-radius: 999px; padding: 13px 28px;
  background: linear-gradient(180deg, #ff7690, var(--pop)); color: #fff;
  box-shadow: 0 4px 0 var(--pop-d), 0 10px 24px rgba(255, 94, 122, .28);
  transition: transform .1s, box-shadow .1s;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--pop-d); }
.btn.ghost { background: var(--card); color: var(--ink); box-shadow: 0 4px 0 var(--line), 0 6px 16px rgba(60, 30, 20, .06); }
.btn.small { padding: 7px 18px; font-size: 15px; box-shadow: 0 3px 0 var(--pop-d); }
.btn.big { padding: 16px 40px; font-size: 19px; }

.top {
  position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px max(16px, calc((100% - 1120px) / 2)); background: rgba(255, 246, 236, .88);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; text-decoration: none; }
.top-nav { display: flex; align-items: center; gap: 18px; font-size: 15px; }
.top-nav a:not(.btn) { text-decoration: none; color: var(--muted); }
.top-nav a:not(.btn):hover { color: var(--ink); }

main { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.hero { display: grid; grid-template-columns: 1fr 1.05fr; gap: 32px; align-items: center; padding: 56px 0 40px; }
.kicker { display: inline-block; margin: 0 0 14px; padding: 4px 12px; border-radius: 999px; background: #ffe6c4; color: #9a5a12; font-weight: 700; font-size: 14px; }
.hero h1 { font-size: clamp(38px, 5.4vw, 64px); line-height: 1.05; margin: 0 0 18px; letter-spacing: -.5px; }
.hero h1 em { font-style: normal; color: var(--pop); display: inline-block; animation: wobble 2.4s ease-in-out infinite; }
.lead { font-size: 19px; color: var(--muted); margin: 0 0 26px; max-width: 34em; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.note { color: var(--muted); font-size: 14px; margin-top: 18px; }
.hero-art canvas { width: 100%; height: auto; display: block; }
@keyframes wobble { 0%, 100% { transform: rotate(0) scale(1); } 45% { transform: rotate(-4deg) scale(1.06); } 55% { transform: rotate(3deg) scale(1.06); } }

.band { padding: 44px 0; scroll-margin-top: 56px; }
.band h2 { font-size: clamp(26px, 3.4vw, 36px); margin: 0 0 22px; letter-spacing: -.3px; }
.sub { color: var(--muted); margin: -10px 0 22px; max-width: 46em; }

.feats { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feats li { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 20px 20px 16px; }
.f-ico { font-size: 30px; }
.feats h3 { margin: 6px 0 6px; font-size: 19px; }
.feats p { margin: 0; color: var(--muted); font-size: 16px; }

.how { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: s; }
.how li { display: flex; gap: 12px; align-items: flex-start; }
.step {
  flex: none; width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; font-weight: 800; color: #fff;
  background: var(--deep); box-shadow: 3px 3px 0 var(--sun);
}
.how h3 { margin: 4px 0 4px; font-size: 18px; }
.how p { margin: 0; color: var(--muted); font-size: 15.5px; }

.pics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.pics figure { margin: 0; background: var(--card); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; transition: transform .15s; }
.pics figure:hover { transform: translateY(-3px) rotate(-.4deg); }
.pics canvas { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; background: #f3e6d6; }
.pics figcaption { padding: 9px 14px 11px; font-weight: 700; }

.sizes { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.sizes li { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 16px 12px; text-align: center; display: flex; flex-direction: column; }
.sizes b { font-size: 32px; line-height: 1; color: var(--pop); }
.s-unit { font-size: 13px; color: var(--muted); }
.s-name { font-weight: 700; margin-top: 6px; }
.s-time { font-size: 13px; color: var(--muted); white-space: nowrap; }

.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 14px 18px; }
.faq summary { font-weight: 700; cursor: pointer; }
.faq p { margin: 8px 0 2px; color: var(--muted); }

.log { list-style: none; padding: 0; margin: 0; max-width: 820px; }
.log > li { display: grid; grid-template-columns: 150px 1fr; gap: 16px; padding: 14px 0; border-top: 1px dashed var(--line); }
.log time { color: var(--muted); font-size: 15px; padding-top: 2px; }
.log h3 { margin: 0 0 4px; font-size: 18px; }
.log ul { margin: 0; padding-left: 18px; color: var(--muted); }

.cta {
  margin: 30px 0 50px; padding: 46px 20px; text-align: center; border-radius: 28px; color: #fff;
  background:
    radial-gradient(500px 220px at 15% 0%, rgba(255, 94, 122, .35), transparent 70%),
    radial-gradient(500px 220px at 90% 100%, rgba(255, 201, 60, .3), transparent 70%),
    var(--deep);
}
.cta h2 { margin: 0 0 6px; font-size: clamp(26px, 3.4vw, 36px); }
.cta p { margin: 0 0 22px; color: #c9d4db; }

.foot { text-align: center; color: var(--muted); font-size: 14px; padding: 10px 16px 40px; }
.foot p { margin: 4px 0; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 30px; }
  .hero-art { order: -1; max-width: 560px; margin: 0 auto; width: 100%; }
  .feats { grid-template-columns: repeat(2, 1fr); }
  .how { grid-template-columns: repeat(2, 1fr); }
  .pics { grid-template-columns: repeat(2, 1fr); }
  .sizes { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .top-nav a:not(.btn):not(.lang) { display: none; }
  .feats, .how { grid-template-columns: 1fr; }
  .pics { gap: 10px; }
  .log > li { grid-template-columns: 1fr; gap: 2px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero h1 em { animation: none; }
}