@charset "UTF-8";

:root {
  --bg: #fff8f4;
  --bg-2: #fff2ea;
  --panel: #ffffff;
  --line: #f2e2d8;
  --ink: #3b3346;
  --muted: #7e768c;
  --peach: #ffc2a1;
  --peach-deep: #ff9f76;
  --mist: #9ec5fe;
  --mist-deep: #6f9fe0;
  --shell: 1180px;
  --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;
}
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(--mist-deep); 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(--mist-deep);
  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(255, 248, 244, .92);
  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: 22px; font-weight: 900; letter-spacing: -.2px; color: var(--ink); }
.brand img { width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 50%; object-fit: contain; background: #fff; }
.brand-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(150deg, var(--peach), var(--mist));
  color: #3b2a22;
  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(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: #6f6579; font-size: 13px; font-weight: 700; }
.primary-nav a:hover { border-bottom-color: var(--peach-deep); 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 #f6b28e;
  border-radius: 999px;
  background: linear-gradient(120deg, #ffb894, var(--peach));
  color: #4a2a1c;
  font-size: 13px;
  font-weight: 900;
  white-space: nowrap;
  transition: filter .18s ease, transform .18s ease;
}
.nav-download:hover { filter: brightness(1.04); 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: 50%; 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: soft gradient + center bubbles + mood row */
.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(520px 380px at 8% 6%, rgba(255, 194, 161, .72), transparent 68%),
    radial-gradient(520px 400px at 92% 12%, rgba(158, 197, 254, .6), transparent 70%),
    linear-gradient(170deg, #fff3ec 0%, #fdf4ff 46%, #eef5ff 100%);
}
.hero::before {
  position: absolute;
  inset: 0;
  content: "";
  background-image: radial-gradient(rgba(255, 255, 255, .9) 1.4px, transparent 1.5px);
  background-size: 30px 30px;
  opacity: .55;
  pointer-events: none;
}
.hero-deco {
  position: absolute;
  z-index: 1;
  width: clamp(130px, 15vw, 210px);
  padding: 7px 7px 0;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 22px 40px rgba(120, 96, 120, .18);
}
.hero-deco img { width: 100%; height: auto; aspect-ratio: 9 / 16; object-fit: cover; object-position: center 12%; border-radius: 12px; }
.hero-deco-left { top: 62px; left: 2.5vw; transform: rotate(-6deg); }
.hero-deco-right { right: 2.5vw; bottom: 96px; transform: rotate(6deg); }
.hero-center {
  position: relative;
  z-index: 3;
  max-width: 620px;
  padding: 64px 0 26px;
  margin: 0 auto;
  text-align: center;
}
.hero-kicker { display: inline-block; padding: 5px 14px; margin: 0 0 16px; border: 1px solid rgba(158, 197, 254, .8); border-radius: 999px; background: rgba(255, 255, 255, .6); color: #6a7fa6; font-size: 11.5px; font-weight: 800; letter-spacing: 1.2px; }
.hero h1 {
  margin: 0;
  color: #3a3244;
  font-size: clamp(56px, 8vw, 96px);
  font-weight: 900;
  letter-spacing: clamp(-2px, -.4vw, -4px);
  line-height: .94;
}
.hero-subtitle { margin: 16px 0 0; color: #c4714c; font-size: clamp(18px, 2.1vw, 24px); font-weight: 800; line-height: 1.4; }
.hero-lead { max-width: 480px; margin: 12px auto 0; color: #6f6579; font-size: 14.5px; }
.chat-mock {
  padding: 14px 16px 16px;
  margin: 24px auto 0;
  border: 1px solid rgba(255, 255, 255, .9);
  border-radius: 22px;
  background: rgba(255, 255, 255, .82);
  box-shadow: 0 20px 40px rgba(132, 108, 132, .14);
  text-align: left;
}
.chat-head { display: flex; align-items: center; gap: 8px; padding-bottom: 10px; margin-bottom: 10px; border-bottom: 1px dashed var(--line); color: #8b8199; font-family: var(--mono); font-size: 10px; letter-spacing: .6px; }
.chat-dot { width: 7px; height: 7px; border-radius: 50%; background: #7ed3a8; box-shadow: 0 0 0 3px rgba(126, 211, 168, .22); }
.bubble { position: relative; max-width: 82%; padding: 9px 14px; margin: 8px 0 0; border-radius: 14px; font-size: 13px; line-height: 1.6; }
.bubble-left { border-bottom-left-radius: 4px; background: #fff0e7; color: #624b46; }
.bubble-right { margin-left: auto; border-bottom-right-radius: 4px; background: #e7f0ff; color: #3f5273; text-align: right; }
.hero-actions { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 20px; margin-top: 24px; }
.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, filter .18s ease;
}
.button-primary { background: linear-gradient(120deg, var(--peach-deep), var(--peach)); color: #4a2a1c; box-shadow: 0 16px 30px rgba(255, 159, 118, .32); }
.button-primary:hover { transform: translateY(-2px); filter: brightness(1.04); }
.button-large { min-height: 54px; padding: 0 34px; font-size: 15px; }
.text-link { color: #5f5570; border-bottom: 1px dashed #bfa9c4; font-size: 13px; font-weight: 800; }
.text-link span { display: inline-block; margin-left: 5px; color: var(--peach-deep); }

.mood-row {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: stretch;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px;
  margin: 18px auto 34px;
  max-width: 660px;
  border: 1px solid rgba(255, 255, 255, .9);
  border-radius: 999px;
  background: rgba(255, 255, 255, .72);
  list-style: none;
}
.mood-row li { display: flex; align-items: center; gap: 7px; padding: 7px 14px; border-radius: 999px; color: #7a7089; font-size: 12px; font-weight: 800; }
.mood-row li.is-now { background: #fff; color: #4a3f58; box-shadow: 0 8px 18px rgba(140, 120, 150, .16); }
.mood-icon { width: 18px; height: 18px; flex: none; border-radius: 50%; }
.mood-sun { background: radial-gradient(circle at 50% 50%, #ffd15c 0 58%, transparent 59%), conic-gradient(from 0deg, #ffd15c 0 8%, transparent 8% 20%, #ffd15c 20% 28%, transparent 28% 40%, #ffd15c 40% 48%, transparent 48% 60%, #ffd15c 60% 68%, transparent 68% 80%, #ffd15c 80% 88%, transparent 88% 100%); }
.mood-cloud { background: radial-gradient(circle at 36% 62%, #cfe0f8 0 40%, transparent 41%), radial-gradient(circle at 64% 52%, #b9d2f5 0 46%, transparent 47%); }
.mood-rain { background: linear-gradient(180deg, #cbdcf6 0 52%, transparent 52%), repeating-linear-gradient(90deg, #9ec5fe 0 2px, transparent 2px 6px); }
.mood-storm { background: linear-gradient(135deg, #f7d774 0 42%, #c9b7f2 42% 100%); }
.mood-clear { background: linear-gradient(160deg, #ffd9a8 0 52%, #a9c8ff 52% 100%); }

/* features: two wide cards */
.features { padding: 74px 0 80px; 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(25px, 2.9vw, 36px); 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(210px, 300px); align-items: end; gap: 28px; }
.section-heading-split > p:last-child { margin: 0 0 5px; }
.feature-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.feature-card { display: flex; align-items: flex-start; gap: 16px; padding: 24px 24px; border: 1px solid #f4e4da; border-radius: 20px; background: var(--panel); box-shadow: 0 12px 26px rgba(160, 130, 140, .07); }
.feature-mark { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; flex: none; border-radius: 50%; background: linear-gradient(150deg, #ffe7d8, #e6f0ff); color: #a5715a; font-family: var(--mono); font-size: 11px; font-weight: 700; }
.feature-card h3 { margin: 4px 0 6px; font-size: 17px; font-weight: 900; }
.feature-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }

/* shots: four framed columns */
.shots { padding: 74px 0 80px; }
.shot-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.shot-card { margin: 0; padding: 8px 8px 0; border: 1px solid #f3e4db; border-radius: 18px; background: #fff; box-shadow: 0 14px 28px rgba(150, 120, 130, .08); }
.shot-card img { width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover; object-position: center 6%; border-radius: 12px; }
.shot-card figcaption { display: flex; align-items: baseline; gap: 8px; padding: 10px 6px 12px; }
.shot-card figcaption b { color: var(--peach-deep); font-family: var(--mono); font-size: 10px; }
.shot-card figcaption span { display: flex; flex-direction: column; font-size: 12.5px; font-weight: 800; line-height: 1.4; }
.shot-card figcaption small { color: var(--muted); font-size: 10.5px; font-weight: 500; }

/* faq: centered heading + single column cards */
.faq { padding: 72px 0 78px; border-top: 1px solid var(--line); background: var(--bg-2); }
.faq-heading { max-width: 660px; margin: 0 auto 28px; text-align: center; }
.faq-heading .eyebrow { justify-content: center; }
.faq-heading > p:last-child { margin: 10px auto 0; }
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-list details { margin-bottom: 10px; border: 1px solid #f4e4da; border-radius: 16px; background: #fff; }
.faq-list details:last-child { margin-bottom: 0; }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 15px 20px; 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: 24px; height: 24px; border-radius: 50%; background: #fff3ec; }
.faq-list summary i::before,
.faq-list summary i::after { position: absolute; top: 50%; left: 50%; width: 10px; height: 1.5px; content: ""; background: var(--peach-deep); 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 20px 16px; margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.85; }

/* reviews: two columns with avatar */
.reviews { padding: 74px 0 80px; }
.review-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; padding: 0; margin: 0; list-style: none; }
.review-card { display: flex; align-items: flex-start; gap: 14px; padding: 20px 20px; border: 1px solid #f4e4da; border-radius: 18px; background: #fff; }
.review-avatar { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; flex: none; border-radius: 50%; background: linear-gradient(150deg, #ffe2d2, #dcebff); color: #7c5b58; font-size: 14px; font-weight: 900; }
.review-body { min-width: 0; }
.review-meta { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 4px 10px; margin-bottom: 6px; }
.review-meta b { color: #4a3f58; font-size: 13px; font-weight: 900; }
.review-meta time { color: #a296ab; font-family: var(--mono); font-size: 9.5px; }
.review-card p { margin: 0; color: #6d6379; font-size: 13px; line-height: 1.8; }

/* steps: checklist rows */
.steps { padding: 70px 0 76px; border-top: 1px solid var(--line); background: var(--bg-2); }
.step-list { padding: 6px 22px; margin: 0; border: 1px solid #f4e4da; border-radius: 20px; background: #fff; list-style: none; }
.step-list li { display: grid; grid-template-columns: 24px 34px minmax(0, 1fr); align-items: start; gap: 12px; padding: 18px 0; border-bottom: 1px dashed var(--line); }
.step-list li:last-child { border-bottom: 0; }
.step-check { position: relative; width: 18px; height: 18px; margin-top: 4px; border: 1.5px solid var(--peach-deep); border-radius: 50%; }
.step-check::after { position: absolute; top: 2px; left: 5px; width: 4px; height: 8px; content: ""; border-right: 1.5px solid var(--peach-deep); border-bottom: 1.5px solid var(--peach-deep); transform: rotate(42deg); }
.step-list b { color: var(--mist-deep); font-family: var(--mono); font-size: 12px; font-weight: 700; line-height: 1.6; }
.step-list h3 { margin: 0 0 4px; font-size: 16.5px; font-weight: 900; }
.step-list p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }

/* download: copy left, action right */
.download { padding: 26px 0; }
.download-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 22px 40px;
  padding: 46px clamp(24px, 4.6vw, 54px);
  border: 1px solid #f6ddcd;
  border-radius: 24px;
  background:
    radial-gradient(420px 240px at 0% 0%, rgba(255, 194, 161, .6), transparent 70%),
    radial-gradient(420px 260px at 100% 100%, rgba(158, 197, 254, .55), transparent 72%),
    #fffaf7;
}
.download-copy .eyebrow { color: #b97a5e; }
.download h2 { color: #3a3244; }
.download-copy > p:last-child { max-width: 480px; margin: 12px 0 0; color: #6f6579; font-size: 14px; }
.download-side { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; }
.download .button-primary { white-space: nowrap; }
.download-notes { display: flex; flex-wrap: wrap; gap: 8px 16px; padding: 0; margin: 0; list-style: none; }
.download-notes li { padding: 4px 12px; border: 1px solid #f2dcce; border-radius: 999px; background: #fff; color: #8a7a72; font-size: 11px; }

/* footer */
.site-footer { padding: 42px 0 50px; border-top: 1px solid var(--line); background: #fffaf7; }
.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; }
.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: #6f6579; font-size: 12px; }
.footer-nav a:hover { color: var(--peach-deep); }
.footer-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; margin-top: 22px; 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: #9a8fa2; font-size: 11.5px; line-height: 1.8; }

/* responsive */
@media (max-width: 1100px) {
  .hero-deco { width: 150px; opacity: .9; }
  .hero-deco-left { left: 1vw; top: 54px; }
  .hero-deco-right { right: 1vw; bottom: 88px; }
}
@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: #fffaf7;
    box-shadow: 0 16px 26px rgba(120, 96, 110, .16);
  }
  .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-deco { display: none; }
  .hero-center { padding: 46px 0 22px; }
  .feature-grid { grid-template-columns: 1fr; }
  .shot-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .download-inner { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .page-shell, .nav-shell { width: calc(100% - 32px); }
  .hero h1 { font-size: clamp(46px, 15vw, 64px); }
  .hero-lead { font-size: 14px; }
  .mood-row { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 4px; border-radius: 20px; }
  .mood-row li { flex-direction: column; justify-content: center; gap: 4px; padding: 8px 2px; font-size: 11px; text-align: center; }
  .review-list { grid-template-columns: 1fr; }
  .shot-row { grid-template-columns: 1fr; }
  .shot-card img { aspect-ratio: 4 / 3; object-position: center 8%; }
  .section-heading-split { grid-template-columns: 1fr; gap: 10px; }
  .section-heading-split > p:last-child { margin: 0; }
  .feature-card { padding: 20px; }
  .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 10px; 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%; }
  .step-list { padding: 6px 14px; }
  .step-list li { grid-template-columns: 20px 28px minmax(0, 1fr); gap: 8px; }
}