:root {
  --ink: #2e2630;
  --text: #443844;
  --muted: #8d7d86;
  --page: #f7f6fa;
  --card: #ffffff;
  --soft-card: #fff7fb;
  --line: rgba(238, 129, 168, 0.18);
  --pink: #f1789d;
  --pink-strong: #ef5f91;
  --pink-soft: #ffe5ef;
  --cream: #fff2d8;
  --lavender: #eee9ff;
  --mint: #dbf8ee;
  --yellow: #ffe08a;
  --shadow: 0 18px 44px rgba(219, 114, 151, 0.16);
  --soft-shadow: 0 12px 28px rgba(45, 38, 48, 0.08);
  --radius-lg: 26px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 10%, rgba(255, 220, 237, 0.9), transparent 28%),
    radial-gradient(circle at 90% 4%, rgba(232, 241, 255, 0.9), transparent 22%),
    var(--page);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  top: 18px;
  left: 50%;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1120px, calc(100% - 32px));
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 999px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--soft-shadow);
  transform: translateX(-50%);
  backdrop-filter: blur(16px);
}

.site-header.is-scrolled,
.site-header.is-open {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 12px 32px rgba(45, 38, 48, 0.12);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 0;
}

.brand-logo {
  width: 44px;
  height: 44px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: #fff;
  object-fit: contain;
  box-shadow: 0 8px 18px rgba(238, 95, 145, 0.18);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 800;
}

.site-nav a {
  min-width: 66px;
  padding: 9px 16px;
  border-radius: 999px;
  color: #7d6975;
  text-align: center;
  transition: color 160ms ease, background 160ms ease, transform 160ms ease;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: var(--pink-strong);
  background: var(--pink-soft);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 50%;
  color: var(--pink-strong);
  background: var(--pink-soft);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  border-radius: 999px;
  background: currentColor;
}

.hero {
  padding: 88px 0 20px;
}

.hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(380px, 1.08fr);
  align-items: center;
  gap: 28px;
  min-height: 430px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.84);
  border-radius: 34px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(255, 237, 245, 0.88));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-copy {
  position: relative;
  z-index: 1;
  padding: 18px 0 18px 18px;
}

.pill-label,
.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  margin: 0 0 16px;
  padding: 6px 14px;
  border-radius: 999px;
  color: var(--pink-strong);
  background: var(--pink-soft);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 560px;
  margin-bottom: 18px;
  color: var(--ink);
  font-size: clamp(40px, 5.3vw, 62px);
  line-height: 1.06;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  color: var(--ink);
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.16;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 6px;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.3;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 520px;
  margin-bottom: 26px;
  color: #745f6c;
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 140px;
  min-height: 50px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 900;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--pink), var(--pink-strong));
  box-shadow: 0 12px 24px rgba(239, 95, 145, 0.24);
}

.btn-soft {
  color: var(--pink-strong);
  background: #fff;
  box-shadow: inset 0 0 0 1px rgba(239, 95, 145, 0.18);
}

.hero-art {
  position: relative;
  height: 100%;
  min-height: 382px;
  border-radius: 28px;
  overflow: hidden;
  background: var(--pink-soft);
}

.hero-art img {
  width: 100%;
  height: 100%;
  min-height: 382px;
  object-fit: cover;
  object-position: 56% center;
}

.search-shell {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 12px;
  margin-top: 14px;
}

.search-card,
.mini-action {
  min-height: 58px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--soft-shadow);
}

.search-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 22px;
  color: #a0919b;
  font-weight: 700;
}

.search-dot {
  width: 14px;
  height: 14px;
  border: 3px solid #d5cbd2;
  border-radius: 50%;
  box-shadow: 8px 8px 0 -6px #d5cbd2;
}

.mini-action {
  display: grid;
  place-items: center;
  min-width: 78px;
  color: var(--pink-strong);
  font-weight: 900;
}

.quick-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-top: 14px;
  padding: 16px;
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--soft-shadow);
}

.quick-grid a {
  display: grid;
  justify-items: center;
  gap: 8px;
  min-height: 76px;
  padding: 8px;
  border-radius: var(--radius-md);
  color: var(--ink);
  font-weight: 900;
  text-align: center;
  transition: background 160ms ease, transform 160ms ease;
}

.quick-grid a:hover {
  background: var(--soft-card);
  transform: translateY(-2px);
}

.quick-grid span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 16px;
  color: var(--pink-strong);
  background: linear-gradient(135deg, #fff4f8, #ffe4ef);
  font-size: 18px;
  box-shadow: inset 0 0 0 1px rgba(239, 95, 145, 0.12);
}

.quick-grid strong {
  font-size: 15px;
}

.download-ribbon {
  padding: 0 0 22px;
}

.ribbon-card {
  display: grid;
  grid-template-columns: auto 1fr auto auto auto;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--soft-shadow);
}

.ribbon-card img {
  border-radius: 14px;
}

.ribbon-card p {
  margin: 0;
  color: var(--ink);
  font-weight: 800;
}

.ribbon-card span {
  color: var(--ink);
  font-weight: 900;
}

.ribbon-card a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 14px;
  color: #fff;
  background: linear-gradient(135deg, var(--pink), var(--pink-strong));
  font-weight: 900;
}

.section-band {
  padding: 68px 0;
}

.section-heading {
  max-width: 560px;
}

.section-heading p:not(.eyebrow),
.preview-copy > p,
.download-card p {
  color: var(--muted);
  font-size: 17px;
}

.row-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  max-width: none;
  margin-bottom: 22px;
}

.row-heading .eyebrow {
  margin-bottom: 8px;
}

.more-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 18px;
  border: 1px solid rgba(239, 95, 145, 0.28);
  border-radius: 999px;
  color: var(--pink-strong);
  background: #fff;
  font-size: 14px;
  font-weight: 900;
}

.cover-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.cover-card {
  padding: 12px;
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--soft-shadow);
}

.cover-image {
  position: relative;
  aspect-ratio: 1;
  margin-bottom: 12px;
  border-radius: 22px;
  overflow: hidden;
  background: var(--pink-soft);
}

.cover-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cover-image span {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 5px 10px;
  border-radius: 10px;
  color: #fff;
  background: rgba(239, 95, 145, 0.92);
  font-size: 13px;
  font-weight: 900;
}

.cover-card h3 {
  margin: 0 2px 2px;
  font-size: 18px;
}

.cover-card p {
  margin: 0 2px 4px;
  color: var(--muted);
  font-size: 14px;
}

.features {
  background: rgba(255, 255, 255, 0.46);
}

.two-col {
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(0, 1.18fr);
  gap: 48px;
  align-items: start;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.feature-item {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 14px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--soft-shadow);
}

.feature-item > span {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 17px;
  color: var(--pink-strong);
  background: var(--pink-soft);
  font-weight: 900;
}

.feature-item:nth-child(2) > span {
  color: #8b6b00;
  background: var(--cream);
}

.feature-item:nth-child(3) > span {
  color: #7462b4;
  background: var(--lavender);
}

.feature-item:nth-child(4) > span {
  color: #21866c;
  background: var(--mint);
}

.feature-item p {
  margin-bottom: 0;
  color: var(--muted);
}

.preview-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: 54px;
}

.phone-panel {
  padding: 18px;
  border: 8px solid #fff;
  border-radius: 36px;
  background: #f6f6f8;
  box-shadow: var(--shadow);
}

.phone-topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px 16px;
}

.phone-topbar img {
  border-radius: 50%;
  background: #fff;
}

.phone-topbar strong,
.phone-topbar span {
  display: block;
}

.phone-topbar strong {
  color: var(--ink);
  font-size: 17px;
}

.phone-topbar span {
  color: var(--muted);
  font-size: 13px;
}

.phone-banner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 14px;
  height: 220px;
  padding: 20px;
  border-radius: 24px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(255, 229, 239, 0.95), rgba(255, 255, 255, 0.72)),
    radial-gradient(circle at 86% 20%, rgba(241, 120, 157, 0.24), transparent 34%);
}

.phone-banner-copy span,
.phone-banner-copy strong {
  display: block;
}

.phone-banner-copy span {
  margin-bottom: 8px;
  color: var(--pink-strong);
  font-size: 13px;
  font-weight: 900;
}

.phone-banner-copy strong {
  max-width: 220px;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.22;
}

.phone-mini-covers {
  display: grid;
  grid-template-columns: repeat(2, 70px);
  gap: 10px;
}

.phone-mini-covers i {
  aspect-ratio: 1;
  border: 4px solid #fff;
  border-radius: 20px;
  background: linear-gradient(135deg, #f06f98, #ffd8e7);
  box-shadow: 0 12px 24px rgba(239, 95, 145, 0.14);
}

.phone-mini-covers i:first-child {
  grid-row: span 2;
  background: linear-gradient(135deg, #b49cff, #ffd1ee);
}

.phone-mini-covers i:nth-child(3) {
  background: linear-gradient(135deg, #8fdcca, #fff2cd);
}

.phone-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 14px 0;
}

.phone-tabs span {
  display: grid;
  place-items: center;
  min-height: 40px;
  border-radius: 999px;
  color: #8d7d86;
  background: #fff;
  font-size: 13px;
  font-weight: 900;
}

.phone-tabs .active {
  color: #fff;
  background: var(--pink);
}

.rank-list {
  display: grid;
  gap: 10px;
}

.rank-list p {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  margin: 0;
  padding: 12px;
  border-radius: 16px;
  background: #fff;
  font-weight: 800;
}

.rank-list b {
  color: var(--pink-strong);
}

.rank-list span {
  color: var(--muted);
  font-size: 13px;
}

.note-card {
  margin-top: 24px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--soft-shadow);
}

.note-card strong {
  display: block;
  margin-bottom: 8px;
  color: var(--pink-strong);
}

.note-card p {
  margin: 0;
  color: var(--muted);
}

.download {
  padding-top: 36px;
}

.download-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 34px;
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255, 229, 239, 0.94), rgba(255, 255, 255, 0.96)),
    var(--card);
  box-shadow: var(--shadow);
}

.download-card h2 {
  margin-bottom: 8px;
}

.download-card p {
  margin-bottom: 0;
}

.download-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(140px, 1fr));
  gap: 12px;
}

.store-btn {
  display: grid;
  place-items: center;
  min-height: 56px;
  padding: 0 18px;
  border-radius: 18px;
  color: var(--pink-strong);
  background: #fff;
  font-weight: 900;
  box-shadow: inset 0 0 0 1px rgba(239, 95, 145, 0.18);
}

.store-btn.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--pink), var(--pink-strong));
  box-shadow: 0 12px 24px rgba(239, 95, 145, 0.22);
}

.faq-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  gap: 46px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

details {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--soft-shadow);
  overflow: hidden;
}

summary {
  cursor: pointer;
  padding: 20px 22px;
  color: var(--ink);
  font-weight: 900;
}

details p {
  margin: 0;
  padding: 0 22px 22px;
  color: var(--muted);
}

.site-footer {
  padding: 26px 0;
  background: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  text-align: center;
}

.site-footer a:last-child {
  color: var(--pink-strong);
  font-weight: 900;
}

@media (max-width: 920px) {
  .site-header {
    top: 12px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 68px;
    right: 0;
    left: 0;
    display: none;
    grid-template-columns: 1fr;
    padding: 12px;
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 18px 38px rgba(45, 38, 48, 0.18);
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav a {
    width: 100%;
  }

  .hero {
    padding-top: 86px;
  }

  .hero-shell,
  .two-col,
  .preview-grid,
  .download-card,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .hero-shell {
    min-height: auto;
    padding: 16px;
  }

  .hero-copy {
    padding: 12px 4px 0;
  }

  .hero-art,
  .hero-art img {
    min-height: 300px;
  }

  .quick-grid {
    grid-template-columns: repeat(5, minmax(88px, 1fr));
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .cover-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-list {
    grid-template-columns: 1fr;
  }

  .download-actions {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .site-footer p {
    text-align: left;
  }
}

@media (max-width: 620px) {
  .container {
    width: min(100% - 20px, 1120px);
  }

  .site-header {
    width: min(100% - 20px, 1120px);
    padding: 8px 10px;
  }

  .brand {
    font-size: 17px;
  }

  .brand-logo {
    width: 40px;
    height: 40px;
  }

  h1 {
    font-size: 36px;
  }

  h2 {
    font-size: 30px;
  }

  .hero-shell {
    border-radius: 28px;
  }

  .hero-lede {
    font-size: 16px;
  }

  .hero-actions {
    display: grid;
  }

  .btn {
    width: 100%;
  }

  .hero-art {
    min-height: 230px;
  }

  .hero-art img {
    min-height: 230px;
    object-position: 58% center;
  }

  .search-shell {
    grid-template-columns: 1fr;
  }

  .mini-action {
    display: none;
  }

  .quick-grid {
    padding: 14px;
  }

  .ribbon-card {
    grid-template-columns: auto 1fr;
  }

  .ribbon-card span {
    display: none;
  }

  .ribbon-card a {
    grid-column: 1 / -1;
  }

  .section-band {
    padding: 52px 0;
  }

  .row-heading {
    align-items: start;
  }

  .cover-grid {
    gap: 12px;
  }

  .cover-card {
    padding: 9px;
    border-radius: 22px;
  }

  .cover-image {
    border-radius: 18px;
  }

  .phone-banner {
    height: 180px;
  }

  .download-card {
    padding: 24px;
    border-radius: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}