@charset "UTF-8";

:root {
  --bg: #fff7f9;
  --bg-2: #fdeef2;
  --card: #ffffff;
  --ink: #2b2130;
  --muted: #7a6b78;
  --line: #f0dbe2;
  --rose: #e8467c;
  --rose-deep: #cf2f65;
  --violet: #7b4bd6;
  --peach: #ffd9c7;
  --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: 1.7;
}
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(--violet); outline-offset: 4px; }
.page-shell { width: min(calc(100% - 48px), var(--shell)); margin: 0 auto; }
.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  color: var(--rose);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  line-height: 1.4;
}
.eyebrow::before { width: 16px; height: 2px; content: ""; background: currentColor; }

/* header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 247, 249, .95);
  backdrop-filter: blur(14px);
}
.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: #fff; }
.primary-nav { margin-left: auto; }
.primary-nav ul { display: flex; align-items: center; gap: clamp(12px, 1.9vw, 26px); padding: 0; margin: 0; list-style: none; }
.primary-nav a { display: block; padding: 7px 0; color: #5c4c5b; font-size: 13px; font-weight: 700; }
.primary-nav a:hover { color: var(--rose); }
.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 16px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--rose);
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
  transition: background .18s ease, transform .18s ease;
}
.nav-download:hover { background: var(--rose-deep); transform: translateY(-1px); }
.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: arched cover left, copy and tags right */
.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(560px 360px at 12% 6%, rgba(232, 70, 124, .12), transparent 66%),
    radial-gradient(480px 320px at 94% 90%, rgba(123, 75, 214, .1), transparent 70%),
    linear-gradient(180deg, #fff9fb, var(--bg));
}
.hero::before {
  position: absolute;
  top: 26px;
  right: 4%;
  width: 170px;
  height: 170px;
  content: "";
  border: 1px dashed rgba(232, 70, 124, .3);
  border-radius: 50%;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(280px, 356px) minmax(0, 1fr);
  align-items: center;
  gap: clamp(34px, 5vw, 76px);
  padding: 46px 0 56px;
}
.hero-media { position: relative; margin: 0; }
.arch {
  position: relative;
  overflow: hidden;
  width: 100%;
  margin: 0;
  aspect-ratio: 3 / 4;
  border: 1px solid var(--line);
  border-radius: 190px 190px 16px 16px;
  background: #fff;
  box-shadow: 0 22px 44px rgba(92, 44, 66, .14);
}
.arch img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.hero-mini {
  position: absolute;
  right: -22px;
  bottom: 26px;
  width: 116px;
  margin: 0;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 14px 28px rgba(92, 44, 66, .16);
  transform: rotate(5deg);
}
.hero-mini img { width: 100%; height: auto; aspect-ratio: 3 / 4; border-radius: 6px; object-fit: cover; object-position: center 30%; }
.candy-tag {
  position: absolute;
  left: -14px;
  bottom: 14%;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid var(--rose);
  border-radius: 999px;
  background: #fff;
  color: var(--rose);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .5px;
  box-shadow: 0 10px 20px rgba(232, 70, 124, .16);
}
.hero-caption { margin: 14px 0 0; color: var(--muted); font-family: var(--mono); font-size: 10.5px; letter-spacing: .8px; }

.hero-copy { min-width: 0; }
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  padding: 4px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: #7a5c6c;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.6px;
}
.hero-kicker::before { width: 6px; height: 6px; content: ""; border-radius: 50%; background: var(--violet); }
.hero h1 {
  margin: 0;
  font-size: clamp(46px, 6.2vw, 82px);
  font-weight: 900;
  letter-spacing: clamp(-1.8px, -.35vw, -3px);
  line-height: 1;
}
.hero-subtitle {
  margin: 14px 0 0;
  color: var(--rose);
  font-size: clamp(17px, 2vw, 23px);
  font-weight: 800;
  line-height: 1.45;
}
.hero-lead { max-width: 540px; margin: 14px 0 0; color: var(--muted); font-size: 14.5px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; margin-top: 24px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  gap: 14px;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 900;
  transition: transform .18s ease, background .18s ease;
}
.button-primary { background: var(--rose); color: #fff; box-shadow: 0 12px 24px rgba(207, 47, 101, .26); }
.button-primary:hover { background: var(--rose-deep); transform: translateY(-2px); }
.button-large { min-height: 54px; padding: 0 32px; font-size: 15px; }
.text-link { color: #5c4c5b; border-bottom: 1px dashed #cbafb9; font-size: 13px; font-weight: 800; }
.text-link span { display: inline-block; margin-left: 5px; color: var(--violet); }

.tag-block { margin-top: 28px; }
.tag-label { margin: 0 0 10px; color: var(--muted); font-family: var(--mono); font-size: 10.5px; letter-spacing: 1.2px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 0; list-style: none; }
.tag-row li {
  padding: 4px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: #6d5766;
  font-size: 11.5px;
  font-weight: 700;
}
.tag-row li:nth-child(2),
.tag-row li:nth-child(5) { border-color: rgba(232, 70, 124, .5); background: rgba(232, 70, 124, .08); color: var(--rose); }

.hero-stats { display: flex; flex-wrap: wrap; gap: 0; padding: 0; margin: 26px 0 0; list-style: none; }
.hero-stats li { display: flex; align-items: baseline; gap: 7px; padding-right: 20px; margin-right: 20px; border-right: 1px solid var(--line); }
.hero-stats li:last-child { border-right: 0; margin-right: 0; padding-right: 0; }
.hero-stats b { color: var(--ink); font-family: var(--mono); font-size: 16px; }
.hero-stats span { color: var(--muted); font-size: 11px; }

/* features */
.features { padding: 70px 0 76px; background: var(--bg-2); border-bottom: 1px solid var(--line); }
.section-heading { margin-bottom: 30px; }
.section-heading h2, .download h2 { margin: 0; font-size: clamp(25px, 2.9vw, 36px); font-weight: 900; letter-spacing: -.8px; line-height: 1.3; }
.section-heading > p:last-child { max-width: 620px; margin: 12px 0 0; color: var(--muted); font-size: 14px; }
.section-heading-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(230px, 320px); align-items: end; gap: 28px; }
.section-heading-split > p:last-child { margin: 0 0 5px; }
.feature-split { display: grid; grid-template-columns: minmax(0, 360px) minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: start; }
.feature-split .section-heading { position: sticky; top: calc(var(--header-height) + 26px); margin: 0; }
.feature-split h2 { font-size: clamp(23px, 2.5vw, 31px); }
.feature-list { padding: 0; margin: 0; list-style: none; border-top: 1px solid var(--line); }
.feature-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 18px;
  padding: 22px 2px;
  border-bottom: 1px solid var(--line);
}
.feature-list h3 { margin: 0; font-size: 17px; font-weight: 900; }
.feature-list p { grid-column: 1; margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.8; }
.feature-list span {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  padding: 3px 10px;
  border-radius: 999px;
  background: #fff;
  color: var(--rose);
  font-size: 10.5px;
  font-weight: 700;
  white-space: nowrap;
}

/* shots */
.shots { padding: 72px 0 78px; }
.shot-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.shot-card { margin: 0; padding: 12px 12px 0; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.shot-card:nth-child(2) { transform: translateY(16px); }
.shot-card:nth-child(4) { transform: translateY(16px); }
.shot-card figcaption { display: flex; align-items: baseline; gap: 8px; padding: 2px 2px 10px; }
.shot-card figcaption b { color: var(--rose); font-family: var(--mono); font-size: 10.5px; }
.shot-card figcaption span { display: flex; flex-direction: column; font-size: 13.5px; font-weight: 900; line-height: 1.35; }
.shot-card figcaption small { color: var(--muted); font-size: 10.5px; font-weight: 500; }
.shot-card img { width: 100%; height: auto; aspect-ratio: 3 / 4; border-radius: 8px; object-fit: cover; object-position: center 22%; }

/* faq */
.faq { padding: 70px 0 76px; background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.faq-heading { max-width: 720px; margin: 0 auto 26px; text-align: center; }
.faq-heading .eyebrow { justify-content: center; }
.faq-heading > p:last-child { margin-left: auto; margin-right: auto; }
.faq-list { max-width: 880px; margin: 0 auto; 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: 16px; padding: 17px 4px; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary h3 { margin: 0; font-size: 14.5px; font-weight: 800; line-height: 1.55; }
.faq-list summary i { position: relative; flex: none; width: 20px; height: 20px; border: 1px solid #eac6d2; border-radius: 50%; }
.faq-list summary i::before, .faq-list summary i::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  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 34px 18px 4px; margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.85; }

/* reviews */
.reviews { padding: 72px 0 78px; }
.review-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; padding: 0; margin: 0; list-style: none; }
.review-card { padding: 20px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.review-meta { display: flex; align-items: center; gap: 10px; padding-bottom: 11px; margin-bottom: 10px; border-bottom: 1px dashed var(--line); }
.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(232, 70, 124, .16), rgba(123, 75, 214, .16));
  color: var(--rose);
  font-size: 13px;
  font-style: normal;
  font-weight: 900;
}
.review-meta b { display: block; font-size: 13px; font-weight: 900; line-height: 1.4; }
.review-meta time { display: block; color: #a2919d; font-family: var(--mono); font-size: 10px; }
.review-card p { margin: 0; color: #5c4c5b; font-size: 13px; line-height: 1.8; }

/* steps */
.steps { padding: 68px 0 74px; border-top: 1px solid var(--line); background: var(--bg-2); }
.step-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; padding: 0; margin: 8px 0 0; list-style: none; }
.step-list li { position: relative; padding-top: 46px; }
.step-list li::before {
  position: absolute;
  top: 21px;
  left: 54px;
  right: -26px;
  height: 1px;
  content: "";
  background: repeating-linear-gradient(90deg, #e3bfcc 0 6px, transparent 6px 12px);
}
.step-list li:last-child::before { display: none; }
.step-list span {
  position: absolute;
  top: 0;
  left: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--rose);
  border-radius: 50%;
  background: #fff;
  color: var(--rose);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
}
.step-list h3 { margin: 0 0 6px; font-size: 17px; font-weight: 900; }
.step-list p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }

/* download */
.download { padding: 24px 0; }
.download-inner {
  position: relative;
  overflow: hidden;
  padding: 52px clamp(24px, 5vw, 60px) 46px;
  border-radius: 20px;
  background:
    radial-gradient(480px 260px at 90% 0%, rgba(255, 217, 199, .18), transparent 70%),
    linear-gradient(130deg, #40203c, #2c1430 62%, #38192f);
  color: #fff;
}
.download-inner::after {
  position: absolute;
  right: 34px;
  bottom: -46px;
  width: 190px;
  height: 190px;
  content: "";
  border: 1px dashed rgba(255, 217, 199, .3);
  border-radius: 50%;
}
.download .eyebrow { color: var(--peach); }
.download h2 { max-width: 600px; color: #fff; }
.download-inner > p { max-width: 520px; margin: 13px 0 24px; color: #dcc8d4; font-size: 14px; }
.download .button-primary { position: relative; z-index: 2; background: var(--rose); }
.download .button-primary:hover { background: #f2588c; }
.download-notes { display: flex; flex-wrap: wrap; gap: 8px 22px; padding: 22px 0 0; margin: 28px 0 0; border-top: 1px solid rgba(255, 255, 255, .16); list-style: none; }
.download-notes li { color: #d3bfcb; font-family: var(--mono); font-size: 11px; }
.download-notes li::before { margin-right: 8px; color: var(--peach); content: "/"; }

/* footer */
.site-footer { padding: 44px 0 52px; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 20px 40px; align-items: start; }
.footer-brand strong { font-size: 18px; font-weight: 900; }
.footer-brand p { margin: 4px 0 0; color: var(--muted); font-size: 12px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.footer-nav a { color: #5c4c5b; font-size: 12px; }
.footer-nav a:hover { color: var(--rose); }
.footer-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; margin-top: 24px; padding-top: 18px; 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: #a2919d; font-size: 11.5px; line-height: 1.8; }

/* responsive */
@media (max-width: 1040px) {
  .hero-inner { grid-template-columns: minmax(240px, 300px) minmax(0, 1fr); gap: 34px; }
  .hero-mini { width: 96px; right: -12px; }
}
@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(92, 44, 66, .1);
  }
  .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-inner { grid-template-columns: minmax(0, 260px) minmax(0, 1fr); gap: 26px; padding: 34px 0 40px; }
  .feature-split { grid-template-columns: 1fr; }
  .feature-split .section-heading { position: static; }
  .shot-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .shot-card:nth-child(2), .shot-card:nth-child(4) { transform: none; }
  .review-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .step-list { grid-template-columns: 1fr; gap: 18px; }
  .step-list li { padding-top: 0; padding-left: 54px; }
  .step-list li::before { display: none; }
  .step-list span { top: 0; }
  .section-heading-split { grid-template-columns: 1fr; gap: 8px; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .page-shell, .nav-shell { width: calc(100% - 32px); }
  .brand { font-size: 17px; }
  .nav-download { min-height: 38px; padding: 0 11px; font-size: 12px; }
  .hero-inner { grid-template-columns: minmax(0, 1fr); gap: 28px; padding-top: 26px; }
  .hero-media { max-width: 300px; margin: 0 auto; }
  .hero-mini { right: -6px; bottom: 14px; width: 88px; }
  .candy-tag { left: -6px; }
  .hero h1 { font-size: clamp(38px, 12vw, 52px); }
  .hero-lead { font-size: 13.5px; }
  .hero-stats li { padding-right: 14px; margin-right: 14px; }
  .features, .shots, .faq, .reviews, .steps { padding: 46px 0 50px; }
  .shot-row { gap: 10px; }
  .shot-card { padding: 9px 9px 0; }
  .review-list { grid-template-columns: 1fr; }
  .download-inner { padding: 34px 20px 30px; }
  .download-notes { gap: 6px 16px; }
  .footer-nav { gap: 8px 16px; }
}
@media (max-width: 380px) {
  .brand { font-size: 15px; gap: 7px; }
  .brand img { width: 30px; height: 30px; }
  .nav-shell { gap: 8px; }
  .nav-actions { gap: 6px; }
  .nav-download { min-height: 34px; padding: 0 8px; gap: 5px; font-size: 10.5px; }
  .nav-download svg { width: 14px; height: 14px; }
  .menu-toggle { width: 34px; height: 34px; }
  .hero-media { max-width: 260px; }
  .hero-mini { width: 76px; }
  .tag-row li { padding: 3px 9px; font-size: 10.5px; }
}