@charset "UTF-8";

:root {
  --bg: #fff9fa;
  --bg-2: #fff1f5;
  --panel: #ffffff;
  --line: #f0d3dc;
  --ink: #2b2431;
  --muted: #6f6474;
  --pink: #ffd9e2;
  --rose: #e2718c;
  --shell: 1180px;
  --header-height: 72px;
  --mono: "JetBrains Mono", Consolas, "Courier New", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 18px); }
body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
svg { display: block; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--rose); outline-offset: 4px; }
.page-shell { width: min(calc(100% - 48px), var(--shell)); margin: 0 auto; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 12px;
  color: var(--rose);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
}
.eyebrow::before { width: 14px; height: 2px; content: ""; background: currentColor; }

/* header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 249, 250, .95);
  backdrop-filter: blur(12px);
}
.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 48px), var(--shell));
  min-height: var(--header-height);
  margin: 0 auto;
  gap: 18px;
}
.brand { display: inline-flex; align-items: center; flex: none; gap: 10px; font-size: 20px; font-weight: 900; letter-spacing: -.3px; }
.brand img { width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 12px; object-fit: contain; background: var(--pink); }
.brand-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 19px;
  height: 19px;
  border-radius: 6px;
  background: var(--ink);
  color: var(--pink);
  font-family: var(--mono);
  font-size: 10px;
  font-style: normal;
  font-weight: 900;
}
.primary-nav { margin-left: auto; }
.primary-nav ul { display: flex; align-items: center; gap: clamp(11px, 1.8vw, 24px); padding: 0; margin: 0; list-style: none; }
.primary-nav a { display: block; padding: 8px 0; border-bottom: 2px solid transparent; color: #6f6474; font-size: 13px; font-weight: 700; }
.primary-nav a:hover { border-bottom-color: var(--rose); color: var(--ink); }
.nav-actions { display: flex; align-items: center; flex: none; gap: 10px; }
.nav-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  gap: 8px;
  padding: 0 18px;
  border: 1px solid var(--ink);
  border-radius: 10px;
  background: var(--ink);
  color: #ffe7ee;
  font-size: 13px;
  font-weight: 900;
  white-space: nowrap;
  transition: background .18s ease, color .18s ease;
}
.nav-download:hover { background: var(--rose); border-color: var(--rose); color: #fff; }
.nav-download svg, .button svg { width: 18px; height: 18px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.menu-toggle { display: none; width: 42px; height: 42px; padding: 0; border: 1px solid var(--line); border-radius: 10px; background: transparent; cursor: pointer; }
.menu-toggle span { display: block; width: 18px; height: 2px; margin: 5px auto; background: var(--ink); transition: transform .18s ease; }
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

/* hero: pinwheel + weekly board */
.hero {
  position: relative;
  overflow: hidden;
  padding: 54px 0 58px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(158deg, #fff5f8 0%, #ffe6ed 52%, #fff9fa 100%);
}
.pinwheel {
  position: absolute;
  top: -120px;
  right: -110px;
  width: 520px;
  height: 520px;
  animation: pinwheel-spin 34s linear infinite;
  opacity: .5;
  pointer-events: none;
}
.pinwheel span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 46%;
  height: 46%;
  border-radius: 100% 0 100% 0;
  background: linear-gradient(135deg, #ffc7d6, #f0a3ba);
  transform-origin: 0 0;
}
.pinwheel span:nth-child(1) { transform: rotate(0deg); }
.pinwheel span:nth-child(2) { transform: rotate(90deg); }
.pinwheel span:nth-child(3) { transform: rotate(180deg); }
.pinwheel span:nth-child(4) { transform: rotate(270deg); }
.pinwheel i {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  border: 4px solid #fff;
  border-radius: 50%;
  background: var(--rose);
  transform: translate(-50%, -50%);
}
@keyframes pinwheel-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .pinwheel { animation: none; }
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  align-items: center;
  gap: clamp(24px, 3.6vw, 52px);
}
.hero-copy { min-width: 0; }
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 14px;
  color: #7c6a72;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.4px;
}
.hero-kicker b {
  padding: 3px 8px;
  border-radius: 5px;
  background: var(--ink);
  color: var(--pink);
  font-size: 9.5px;
  font-weight: 900;
  letter-spacing: 1px;
}
.hero h1 {
  margin: 0;
  font-size: clamp(44px, 6.2vw, 78px);
  font-weight: 900;
  letter-spacing: clamp(-2px, -.4vw, -3px);
  line-height: 1.02;
}
.hero-subtitle {
  margin: 16px 0 0;
  color: var(--rose);
  font-size: clamp(18px, 2vw, 24px);
  font-weight: 800;
  line-height: 1.45;
}
.hero-lead { max-width: 500px; margin: 12px 0 0; color: var(--muted); font-size: 14.5px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; margin-top: 26px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  gap: 12px;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 900;
  transition: transform .18s ease, background .18s ease, color .18s ease;
}
.button-primary { background: var(--ink); color: #ffe7ee; box-shadow: 0 14px 26px rgba(43, 36, 49, .18); }
.button-primary:hover { background: var(--rose); transform: translateY(-2px); }
.button-large { min-height: 54px; padding: 0 32px; font-size: 15px; }
.text-link { color: #6f6474; border-bottom: 1px dashed #d9b0bd; font-size: 13px; font-weight: 800; }
.text-link span { display: inline-block; margin-left: 4px; color: var(--rose); }

.week-board {
  padding: 18px 18px 14px;
  border: 1px solid #f4c7d4;
  border-radius: 16px;
  background: var(--panel);
  box-shadow: 0 22px 44px rgba(190, 126, 148, .16);
}
.board-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; padding: 0 4px 12px; border-bottom: 1px solid var(--line); }
.board-head strong { font-size: 15px; font-weight: 900; }
.board-head span { color: #96808c; font-family: var(--mono); font-size: 10px; }
.board-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
  padding: 12px 0 0;
  margin: 0;
  list-style: none;
}
.board-grid li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  align-items: center;
  gap: 7px;
  padding: 8px 10px;
  border-radius: 8px;
  background: #fff6f9;
}
.board-grid li:last-child { grid-column: 1 / -1; }
.board-grid b { color: var(--rose); font-size: 11.5px; font-weight: 900; }
.board-grid span { overflow: hidden; font-size: 12.5px; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }
.board-grid em { color: #93808a; font-family: var(--mono); font-size: 10.5px; font-style: normal; }
.board-foot { margin: 12px 0 0; padding-top: 10px; border-top: 1px dashed var(--line); color: #96808c; font-size: 11px; }

/* features: 4 columns */
.features { padding: 73px 0 78px; border-bottom: 1px solid var(--line); background: var(--bg-2); }
.section-heading { margin-bottom: 32px; }
.section-heading h2, .download h2 { margin: 0; font-size: clamp(24px, 2.7vw, 34px); font-weight: 900; letter-spacing: -.7px; line-height: 1.32; }
.section-heading > p:last-child { max-width: 610px; margin: 11px 0 0; color: var(--muted); font-size: 14px; }
.section-heading-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(210px, 300px); align-items: end; gap: 26px; }
.section-heading-split > p:last-child { margin: 0 0 5px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 13px; }
.feature-card {
  padding: 24px 20px 22px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--rose);
  border-radius: 10px;
  background: var(--panel);
}
.feature-no { display: block; margin-bottom: 10px; color: #c9a7b2; font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: 1.4px; }
.feature-card h3 { margin: 0 0 7px; font-size: 17px; font-weight: 900; }
.feature-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }

/* shots: 2 x 2 */
.shots { padding: 74px 0 80px; }
.poster-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.poster-card { margin: 0; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); overflow: hidden; }
.poster-card img { width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover; object-position: center 22%; }
.poster-card figcaption { display: flex; align-items: baseline; gap: 9px; padding: 12px 14px 13px; border-top: 1px solid var(--line); }
.poster-card figcaption b { color: var(--rose); font-family: var(--mono); font-size: 10px; }
.poster-card figcaption span { display: flex; flex-direction: column; font-size: 13px; font-weight: 800; line-height: 1.4; }
.poster-card figcaption small { color: var(--muted); font-size: 10.5px; font-weight: 500; }

/* faq */
.faq { padding: 72px 0 76px; border-top: 1px solid var(--line); background: var(--bg-2); }
.faq-layout { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(24px, 4vw, 52px); }
.faq-heading { position: sticky; top: calc(var(--header-height) + 24px); align-self: start; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 16px 0; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary h3 { margin: 0; font-size: 15px; font-weight: 900; }
.faq-list summary i { position: relative; flex: none; width: 22px; height: 22px; border: 1px solid #ecc3cf; border-radius: 50%; }
.faq-list summary i::before,
.faq-list summary i::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 1.5px;
  content: "";
  background: var(--rose);
  transform: translate(-50%, -50%);
}
.faq-list summary i::after { transform: translate(-50%, -50%) rotate(90deg); transition: transform .2s ease; }
.faq-list details[open] summary i::after { transform: translate(-50%, -50%) rotate(0); }
.faq-list details p { padding: 0 26px 16px 0; margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.85; }

/* reviews: single column */
.reviews { padding: 74px 0 80px; }
.review-list { display: grid; grid-template-columns: 1fr; gap: 12px; padding: 0; margin: 0; list-style: none; }
.review-card { padding: 18px 22px; border: 1px solid var(--line); border-radius: 12px; background: var(--panel); }
.review-meta { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 6px; padding-bottom: 8px; margin-bottom: 8px; border-bottom: 1px dashed var(--line); }
.review-meta b { color: var(--rose); font-size: 13px; font-weight: 900; }
.review-meta time { color: #a08e98; font-family: var(--mono); font-size: 10px; }
.review-card p { margin: 0; color: #5f5464; font-size: 13px; line-height: 1.8; }

/* steps */
.steps { padding: 70px 0 76px; border-top: 1px solid var(--line); background: var(--bg-2); }
.step-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; padding: 0; margin: 0; list-style: none; }
.step-list li { padding: 22px 20px 20px; border: 1px solid var(--line); border-radius: 12px; background: var(--panel); }
.step-list span { display: block; margin-bottom: 8px; color: #d7a7b5; font-family: var(--mono); font-size: 21px; font-weight: 700; line-height: 1; }
.step-list h3 { margin: 0 0 6px; font-size: 16px; font-weight: 900; }
.step-list p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }

/* download: copy left, button right */
.download { padding: 24px 0 56px; }
.download-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 26px;
  padding: 42px clamp(22px, 4vw, 48px);
  border: 1px solid #f3bfcd;
  border-radius: 18px;
  background:
    radial-gradient(360px 200px at 92% 4%, rgba(255, 255, 255, .8), transparent 70%),
    linear-gradient(120deg, #ffd9e2, #ffeef3);
}
.download .eyebrow { color: #a95f76; }
.download h2 { max-width: 560px; }
.download-copy > p { max-width: 520px; margin: 10px 0 0; color: #6b4f59; font-size: 14px; }
.download .button-primary { flex: none; background: var(--ink); color: #ffe7ee; box-shadow: 0 14px 26px rgba(43, 36, 49, .22); }
.download .button-primary:hover { background: #4a3d52; }
.download-notes { display: flex; flex-wrap: wrap; gap: 6px 20px; padding: 16px 0 0; margin: 18px 0 0; border-top: 1px solid rgba(160, 96, 116, .25); list-style: none; }
.download-notes li { color: #7b5a66; font-family: var(--mono); font-size: 11px; }
.download-notes li::before { margin-right: 7px; content: "✿"; color: var(--rose); }

/* footer */
.site-footer { padding: 42px 0 50px; border-top: 1px solid var(--line); background: var(--bg); }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 18px 40px; align-items: start; }
.footer-brand strong { font-size: 17px; font-weight: 900; }
.footer-brand p { margin: 3px 0 0; color: var(--muted); font-size: 12px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.footer-nav a { color: #6f6474; font-size: 12px; }
.footer-nav a:hover { color: var(--rose); }
.footer-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 18px; margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.footer-meta p { margin: 0; }
.footer-meta a { color: var(--muted); }
.disclaimer { grid-column: 1 / -1; margin: 0; color: #9a8a93; font-size: 11.5px; line-height: 1.8; }

/* responsive */
@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero h1 { font-size: clamp(40px, 5.6vw, 62px); }
  .pinwheel { width: 400px; height: 400px; top: -110px; right: -120px; }
}
@media (max-width: 900px) {
  .menu-toggle { display: block; }
  .primary-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    padding: 8px 24px 16px;
    border-bottom: 1px solid var(--line);
    background: var(--bg);
    box-shadow: 0 16px 26px rgba(90, 60, 70, .12);
  }
  .primary-nav.is-open { display: block; }
  .primary-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .primary-nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .hero-grid { grid-template-columns: 1fr; }
  .week-board { width: 100%; }
  .faq-layout { grid-template-columns: 1fr; }
  .faq-heading { position: static; }
  .download-inner { grid-template-columns: 1fr; }
  .download .button-primary { justify-self: start; }
}
@media (max-width: 600px) {
  .page-shell, .nav-shell { width: calc(100% - 32px); }
  .nav-shell { gap: 10px; }
  .brand { gap: 8px; font-size: 17px; }
  .brand img { width: 32px; height: 32px; }
  .brand-tag { display: none; }
  .nav-download { min-height: 38px; padding: 0 12px; font-size: 12px; gap: 6px; }
  .nav-download svg { width: 16px; height: 16px; }
  .menu-toggle { width: 38px; height: 38px; }
  .hero { padding: 40px 0 44px; }
  .hero h1 { font-size: clamp(36px, 12vw, 50px); }
  .hero-lead { font-size: 14px; }
  .pinwheel { width: 300px; height: 300px; top: -120px; right: -130px; opacity: .38; }
  .feature-grid { grid-template-columns: 1fr; }
  .poster-row { grid-template-columns: 1fr; }
  .step-list { grid-template-columns: 1fr; }
  .board-grid { grid-template-columns: 1fr; }
  .board-grid li:last-child { grid-column: auto; }
  .section-heading-split { grid-template-columns: 1fr; gap: 9px; }
  .section-heading-split > p:last-child { margin: 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .download-notes li { font-size: 10.5px; }
}
@media (max-width: 380px) {
  .nav-shell { width: calc(100% - 24px); gap: 6px; }
  .brand { font-size: 14px; gap: 6px; }
  .brand img { width: 28px; height: 28px; }
  .nav-actions { gap: 6px; }
  .nav-download { min-height: 32px; padding: 0 8px; font-size: 10.5px; gap: 0; }
  .nav-download svg { display: none; }
  .menu-toggle { width: 32px; height: 32px; }
  .hero h1 { font-size: 34px; }
  .hero-subtitle { font-size: 16px; }
  .button { width: 100%; }
}