@charset "UTF-8";

:root {
  --bg: #FDF8FF;
  --bg-2: #F6EEFF;
  --panel: #FFFFFF;
  --line: #E7DBFA;
  --ink: #241033;
  --muted: #6E5C80;
  --purple: #7C3AED;
  --purple-deep: #5B21B6;
  --mint: #34D399;
  --shell: 1160px;
  --header-height: 70px;
  --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;
  overflow-wrap: anywhere;
}
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(--purple); 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(--purple);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.4px;
  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(253, 248, 255, .94);
  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: 20px;
}
.brand { display: inline-flex; align-items: center; flex: none; gap: 10px; font-size: 21px; font-weight: 900; letter-spacing: .3px; color: var(--purple-deep); }
.brand img { width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 12px; object-fit: contain; background: #fff; }
.brand-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 19px;
  height: 19px;
  border-radius: 6px;
  background: var(--mint);
  color: #05390F;
  font-size: 10px;
  font-style: normal;
  font-weight: 900;
}
.primary-nav { margin-left: auto; }
.primary-nav ul { display: flex; align-items: center; gap: clamp(12px, 1.9vw, 25px); padding: 0; margin: 0; list-style: none; }
.primary-nav a { display: block; padding: 7px 0; border-bottom: 2px solid transparent; color: #6E5C80; font-size: 13px; font-weight: 700; }
.primary-nav a:hover { border-bottom-color: var(--purple); color: var(--purple-deep); }
.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(--purple);
  border-radius: 999px;
  background: var(--purple);
  color: #fff;
  font-size: 13px;
  font-weight: 900;
  white-space: nowrap;
  transition: background .18s ease, color .18s ease;
}
.nav-download:hover { background: #fff; color: var(--purple); }
.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: #fff; 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 */
.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(520px 320px at 88% -8%, rgba(124, 58, 237, .18), transparent 68%),
    radial-gradient(420px 280px at 2% 102%, rgba(52, 211, 153, .16), transparent 70%),
    linear-gradient(180deg, #FBF4FF 0%, var(--bg) 76%);
}
.hero::before {
  position: absolute;
  top: -70px;
  right: -60px;
  width: 260px;
  height: 260px;
  border: 1px solid rgba(124, 58, 237, .16);
  border-radius: 50%;
  content: "";
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 430px);
  align-items: center;
  gap: clamp(24px, 4vw, 56px);
  padding: 58px 0 62px;
}
.hero-copy { min-width: 0; }
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.2px;
}
.hero-kicker b {
  padding: 3px 8px;
  border-radius: 5px;
  background: var(--ink);
  color: #fff;
  font-size: 9.5px;
  font-weight: 900;
  letter-spacing: 1.4px;
}
.hero h1 {
  margin: 0;
  color: var(--purple-deep);
  font-size: clamp(58px, 8.4vw, 108px);
  font-weight: 900;
  letter-spacing: clamp(-2px, -.5vw, -5px);
  line-height: .94;
}
.hero-subtitle {
  margin: 16px 0 0;
  color: var(--ink);
  font-size: clamp(19px, 2.1vw, 25px);
  font-weight: 800;
  line-height: 1.4;
}
.hero-lead { max-width: 520px; margin: 14px 0 0; color: var(--muted); font-size: 14.5px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 20px; margin-top: 26px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  gap: 14px;
  padding: 0 28px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 900;
  transition: transform .18s ease, background .18s ease, color .18s ease;
}
.button-primary { background: var(--purple); color: #fff; box-shadow: 0 14px 30px rgba(124, 58, 237, .24); }
.button-primary:hover { background: var(--purple-deep); transform: translateY(-2px); }
.button-large { min-height: 54px; padding: 0 34px; font-size: 15px; }
.text-link { color: var(--purple-deep); border-bottom: 1px dashed #C4A9EA; font-size: 13px; font-weight: 800; }
.text-link span { display: inline-block; margin-left: 5px; color: var(--mint); }

/* hero editor panel */
.editor-panel {
  min-width: 0;
  padding: 20px 20px 16px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel);
  box-shadow: 0 24px 50px rgba(74, 26, 140, .14);
}
.editor-head { display: flex; align-items: center; justify-content: space-between; margin: 0 0 14px; color: var(--purple); font-size: 12px; font-weight: 900; letter-spacing: .6px; }
.editor-head b { color: var(--muted); font-family: var(--mono); font-size: 10px; font-weight: 700; }
.editor-body { display: grid; grid-template-columns: 92px minmax(0, 1fr); align-items: center; gap: 16px; }
.avatar-frame {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 92px;
  height: 92px;
  gap: 2px;
  border: 2px dashed #CBA9F2;
  border-radius: 24px;
  background: radial-gradient(70% 70% at 30% 20%, #F3E6FF, #E6D2FF);
  color: var(--purple-deep);
}
.avatar-frame b { font-size: 30px; font-weight: 900; line-height: 1; }
.avatar-frame em { font-size: 10px; font-style: normal; letter-spacing: .6px; }
.slider-list { padding: 0; margin: 0; list-style: none; }
.slider-list li { display: grid; grid-template-columns: 34px minmax(0, 1fr) 26px; align-items: center; gap: 8px; margin-bottom: 10px; }
.slider-list li:last-child { margin-bottom: 0; }
.slider-list span { color: var(--muted); font-size: 11.5px; font-weight: 700; }
.slider-list b { color: var(--purple); font-family: var(--mono); font-size: 10.5px; text-align: right; }
.slider-list i {
  position: relative;
  display: block;
  height: 6px;
  border-radius: 999px;
  background: #EFE4FD;
}
.slider-list i::after {
  position: absolute;
  top: 50%;
  left: var(--value);
  width: 14px;
  height: 14px;
  border: 2px solid #fff;
  border-radius: 50%;
  content: "";
  background: var(--purple);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, .16);
}
.save-pill {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  margin: 16px 0 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--purple), #9F6BF5);
  color: #fff;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 1px;
}
.slot-strip { display: flex; gap: 8px; padding-top: 12px; border-top: 1px dashed var(--line); overflow: hidden; }
.slot-strip span {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 0;
  min-width: 0;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #FBF6FF;
  color: #A48CBB;
  font-family: var(--mono);
  font-size: 10px;
}
.slot-strip .is-active { border-color: var(--purple); background: rgba(124, 58, 237, .1); color: var(--purple); font-weight: 900; }

/* features */
.features { padding: 74px 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, 2.8vw, 35px); font-weight: 900; letter-spacing: -.6px; 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(200px, 320px); align-items: end; gap: 26px; }
.section-heading-split > p:last-child { margin: 0 0 4px; }
.feature-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 14px; }
.feature-card {
  padding: 24px 22px 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
  box-shadow: 0 10px 22px rgba(74, 26, 140, .05);
}
.feature-wide {
  grid-row: span 3;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 32px 30px;
  background:
    radial-gradient(240px 200px at 100% 0%, rgba(52, 211, 153, .16), transparent 70%),
    linear-gradient(150deg, #FFFFFF 30%, #F4E9FF 100%);
}
.feature-no { display: block; margin-bottom: 10px; color: var(--purple); font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: 1.6px; }
.feature-wide .feature-no { font-size: 13px; }
.feature-card h3 { margin: 0 0 7px; font-size: 17px; font-weight: 900; }
.feature-wide h3 { font-size: clamp(21px, 2.4vw, 27px); }
.feature-card p { margin: 0; color: var(--muted); font-size: 12.8px; line-height: 1.8; }
.feature-wide p { font-size: 14px; max-width: 380px; }

/* shots */
.shots { padding: 74px 0 80px; }
.shot-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.shot-card { display: grid; grid-template-columns: minmax(0, 288px) minmax(0, 1fr); align-items: stretch; margin: 0; border: 1px solid var(--line); border-radius: 16px; background: var(--panel); overflow: hidden; }
.shot-card img { width: 100%; height: 100%; aspect-ratio: 9 / 16; object-fit: cover; }
.shot-card figcaption { display: flex; flex-direction: column; justify-content: flex-end; gap: 6px; padding: 20px 18px; border-left: 1px solid var(--line); }
.shot-card figcaption b { color: var(--purple); font-family: var(--mono); font-size: 11px; }
.shot-card figcaption span { display: flex; flex-direction: column; font-size: 14px; font-weight: 900; line-height: 1.4; }
.shot-card figcaption small { color: var(--muted); font-size: 11px; font-weight: 500; }

/* faq */
.faq { padding: 72px 0 78px; 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) + 26px); 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: 16px; padding: 17px 0; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary h3 { margin: 0; font-size: 15.5px; font-weight: 900; }
.faq-list summary i { position: relative; flex: none; width: 22px; height: 22px; border: 1px solid #D8C4F2; border-radius: 50%; background: #fff; }
.faq-list summary i::before,
.faq-list summary i::after { position: absolute; top: 50%; left: 50%; width: 9px; height: 1.5px; content: ""; background: var(--purple); 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 28px 17px 0; margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.85; }

/* reviews */
.reviews { padding: 74px 0 80px; }
.review-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; padding: 0; margin: 0; list-style: none; }
.review-card {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  box-shadow: inset 0 2px 0 rgba(124, 58, 237, .12);
}
.review-meta { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 8px; }
.review-meta b { color: var(--purple-deep); font-size: 13px; font-weight: 900; }
.review-meta time { color: #A48CBB; font-family: var(--mono); font-size: 10px; }
.review-card p { margin: 0; color: #54426A; font-size: 13px; line-height: 1.78; }

/* 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; counter-reset: step; }
.step-list li {
  position: relative;
  padding: 24px 20px 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
}
.step-list span { display: block; margin-bottom: 10px; color: var(--mint); font-family: var(--mono); font-size: 30px; font-weight: 700; line-height: 1; }
.step-list h3 { margin: 0 0 5px; font-size: 16px; font-weight: 900; }
.step-list p { margin: 0; color: var(--muted); font-size: 12.8px; line-height: 1.72; }
.step-list li::after { position: absolute; top: 36px; right: -9px; width: 18px; height: 1px; content: ""; background: #D8C4F2; }
.step-list li:last-child::after { display: none; }

/* download */
.download { padding: 26px 0; }
.download-inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: clamp(22px, 4vw, 48px);
  padding: 44px clamp(24px, 5vw, 54px);
  border: 1px solid #D8C4F2;
  border-radius: 20px;
  background:
    radial-gradient(380px 220px at 96% 6%, rgba(52, 211, 153, .22), transparent 70%),
    linear-gradient(120deg, #F6ECFF, #FDF8FF 74%);
}
.download-action { order: 1; }
.download-copy { order: 2; min-width: 0; }
.download h2 { max-width: 560px; }
.download-inner > .download-copy > p { max-width: 520px; margin: 13px 0 22px; color: var(--muted); font-size: 14px; }
.download-notes { display: flex; flex-wrap: wrap; gap: 8px 22px; padding: 18px 0 0; margin: 0; border-top: 1px solid #E3D3F6; list-style: none; }
.download-notes li { color: var(--purple-deep); font-family: var(--mono); font-size: 11px; }
.download-notes li::before { margin-right: 8px; content: "·"; color: var(--mint); }

/* footer */
.site-footer { padding: 42px 0 50px; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 18px 40px; align-items: start; }
.footer-brand strong { font-size: 18px; font-weight: 900; color: var(--purple-deep); }
.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: var(--muted); font-size: 12px; }
.footer-nav a:hover { color: var(--purple); }
.footer-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; margin-top: 22px; padding-top: 17px; 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: #8A789D; font-size: 11.5px; line-height: 1.8; }

/* responsive */
@media (max-width: 1000px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 360px); gap: 24px; }
  .editor-body { grid-template-columns: 80px minmax(0, 1fr); gap: 12px; }
  .avatar-frame { width: 80px; height: 80px; }
  .shot-card { grid-template-columns: minmax(0, 1fr); }
  .shot-card img { height: auto; aspect-ratio: 16 / 9; object-position: center 22%; }
  .shot-card figcaption { border-left: 0; border-top: 1px solid var(--line); padding: 14px 16px; }
}
@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(74, 26, 140, .14);
  }
  .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; padding: 44px 0 46px; }
  .faq-layout { grid-template-columns: 1fr; }
  .faq-heading { position: static; }
}
@media (max-width: 768px) {
  .feature-grid { grid-template-columns: 1fr; }
  .feature-wide { grid-row: auto; padding: 26px 22px; }
  .review-list { grid-template-columns: 1fr; }
  .step-list { grid-template-columns: 1fr; }
  .step-list li::after { display: none; }
  .download-inner { grid-template-columns: 1fr; gap: 22px; }
  .download-action { order: 2; }
  .download-copy { order: 1; }
  .download .button { width: 100%; }
}
@media (max-width: 560px) {
  .page-shell, .nav-shell { width: calc(100% - 32px); }
  .hero h1 { font-size: clamp(46px, 15vw, 64px); }
  .hero-lead { font-size: 14px; }
  .editor-panel { padding: 16px 14px 12px; border-radius: 16px; }
  .editor-body { grid-template-columns: 68px minmax(0, 1fr); gap: 10px; }
  .avatar-frame { width: 68px; height: 68px; border-radius: 18px; }
  .avatar-frame b { font-size: 22px; }
  .slider-list li { grid-template-columns: 30px minmax(0, 1fr) 22px; margin-bottom: 8px; }
  .slot-strip { gap: 6px; }
  .slot-strip span { height: 30px; }
  .shot-grid { grid-template-columns: 1fr; gap: 12px; }
  .shot-card img { aspect-ratio: 4 / 3; }
  .section-heading-split { grid-template-columns: 1fr; gap: 10px; }
  .section-heading-split > p:last-child { margin: 0; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 380px) {
  .brand { font-size: 17px; gap: 7px; }
  .brand img { width: 30px; height: 30px; }
  .brand-tag { display: none; }
  .nav-actions { gap: 8px; }
  .nav-download { min-height: 34px; padding: 0 9px; font-size: 11px; gap: 5px; }
  .nav-download svg { width: 14px; height: 14px; }
  .menu-toggle { width: 34px; height: 34px; }
  .hero h1 { font-size: 44px; }
  .hero-subtitle { font-size: 16px; }
  .button { width: 100%; }
  .editor-head { font-size: 11px; }
  .editor-body { grid-template-columns: 1fr; }
  .avatar-frame { width: 100%; height: 76px; }
  .download-inner { padding: 30px 18px; }
}