/* 首页精修：沿用 App 的暖色背景、淡彩设备卡与圆角层级。 */
:root {
  --bg: #fff8f0;
  --card: #ffffff;
  --ink: #3a3238;
  --ink-soft: #8b8290;
  --stroke: rgba(58, 50, 56, .08);
  --purple: #7048e8;
  --purple-soft: #f3edff;
  --teal: #1098ad;
  --teal-soft: #e3fafc;
  --green: #0ca678;
  --green-soft: #e0f8ee;
  --blue: #748ffc;
  --blue-soft: #e9f1ff;
  --amber: #f08c00;
  --amber-soft: #fff3d6;
  --radius: 28px;
}

body {
  background:
    radial-gradient(760px 480px at 92% -2%, rgba(177, 151, 252, .22), transparent 62%),
    radial-gradient(620px 430px at -7% 34%, rgba(102, 217, 232, .15), transparent 64%),
    var(--bg);
  letter-spacing: -.01em;
}
.wrap { max-width: 1120px; padding: 0 28px; }

/* 保留 App 一样的柔和环境光，但停止过强的全页漂移动画。 */
.blob { opacity: .34; filter: blur(108px); animation: none; }
.blob.b1 { background: #decfff; }
.blob.b2 { background: #cef4f8; }
.blob.b3 { background: #d5f7e4; }

/* 导航 */
nav {
  background: rgba(255, 248, 240, .78);
  border-bottom-color: rgba(58, 50, 56, .06);
  backdrop-filter: blur(18px) saturate(1.15);
  -webkit-backdrop-filter: blur(18px) saturate(1.15);
}
nav .wrap { height: 70px; }
.brand { gap: 11px; font-size: 17px; letter-spacing: -.035em; }
.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  animation: none;
  box-shadow: 0 5px 12px rgba(112, 72, 232, .13);
}
.nav-cta {
  padding: 10px 16px;
  border-radius: 12px;
  background: var(--ink);
  box-shadow: none;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 8px 18px rgba(58, 50, 56, .16); }

/* 首屏 */
.hero { padding: 106px 0 82px; }
.hero .wrap { grid-template-columns: 1.08fr .92fr; gap: 70px; }
.hero h1 { max-width: 9em; font-size: clamp(44px, 5.25vw, 66px); line-height: 1.07; letter-spacing: -.07em; }
.hero h1 .line { overflow: visible; }
.hero h1 .line > span { animation: none; transform: none; }
.hero h1 .grad {
  background: linear-gradient(105deg, #9775fa 3%, #7048e8 50%, #4c6ef5 100%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  animation: none;
}
.hero p.sub {
  margin-top: 22px;
  max-width: 32em;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.85;
  opacity: 1;
  animation: none;
}
.hero-actions { margin-top: 32px; opacity: 1; animation: none; }
.btn-primary {
  padding: 14px 21px;
  border-radius: 14px;
  background: linear-gradient(135deg, #9775fa, #7048e8);
  box-shadow: 0 12px 26px rgba(112, 72, 232, .24);
}
.btn-primary::after { display: none; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 17px 32px rgba(112, 72, 232, .3); }
.btn-ghost { color: #6e6471; }
.hero-badges { margin-top: 28px; gap: 8px; opacity: 1; animation: none; }
.hero-badges span {
  padding: 7px 10px;
  border: 1px solid var(--stroke);
  border-radius: 999px;
  background: rgba(255, 255, 255, .65);
  color: #756b78;
  font-size: 12px;
}
.hero-badges i { animation: none; }

/* 用 App 首页的设备卡片语言整理样机。 */
.phone-stage { min-height: 530px; opacity: 1; animation: none; }
.phone-stage::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(177, 151, 252, .38), rgba(102, 217, 232, .18) 52%, transparent 70%);
  filter: blur(4px);
}
.phone-bob { position: relative; z-index: 1; animation: none; }
.phone {
  width: 316px;
  padding: 10px;
  border-radius: 49px;
  background: linear-gradient(145deg, #3e373d, #1d191d);
  box-shadow: 0 32px 72px rgba(58, 50, 56, .25), 0 0 0 1px rgba(255, 255, 255, .42) inset;
  transform: rotate(3deg);
}
.phone:hover { transform: rotate(0deg) translateY(-4px); }
.screen { min-height: 478px; padding: 22px 14px 18px; border-radius: 39px; background: #fff8f0; }
.screen .s-title { margin: 4px 4px 3px; font-size: 16px; letter-spacing: -.04em; }
.screen .s-date { margin: 0 4px 16px; font-size: 10px; }
.s-hero {
  min-height: 98px;
  padding: 13px;
  border: 1px solid rgba(112, 72, 232, .06);
  border-radius: 21px;
  background: linear-gradient(135deg, #fbf9ff, #f2edff);
  box-shadow: 0 10px 22px rgba(112, 72, 232, .08);
}
.ring { width: 70px; height: 70px; --p: 90; animation: none; }
.ring::before { width: 53px; height: 53px; background: #fff; }
.ring b { font-size: 14px; }
.s-hero-lines { gap: 7px; }
.s-hero-lines i { height: 8px; transform: none; animation: none; }
.s-card {
  min-height: 66px;
  padding: 10px 11px;
  border: 1px solid rgba(58, 50, 56, .045);
  border-radius: 18px;
  box-shadow: 0 7px 15px rgba(58, 50, 56, .045);
  opacity: 1;
  transform: none;
  animation: none;
}
.s-icon { width: 33px; height: 33px; }
.s-name b { font-size: 12px; }
.s-name span { background: rgba(58, 50, 56, .10); }
.mini-ring { width: 38px; height: 38px; --p: var(--to); animation: none; }
.mini-ring::before { width: 28px; height: 28px; background: #fff; }
.mini-ring b { font-size: 8px; }
.orbit-icon {
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, .82);
  box-shadow: 0 13px 24px rgba(58, 50, 56, .13);
  opacity: 1;
  animation: none;
}
.orbit-1 { top: 8%; left: 5%; }
.orbit-2 { top: 63%; right: 1%; }
.orbit-3 { bottom: 7%; left: 3%; }

/* 首屏沿用简洁的 App 总览样机；真实截图放在功能展示区。 */
.phone-stage .phone { display: block; }

.product-showcase { padding: 20px 0 102px; }
.product-showcase .sec-head { margin-bottom: 32px; }
.showcase-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 17px;
  overflow: visible;
  padding: 8px 0 0;
}
.showcase-track::-webkit-scrollbar { display: none; }
.showcase-card {
  overflow: hidden;
  scroll-snap-align: start;
  border: 1px solid rgba(58, 50, 56, .07);
  border-radius: 25px;
  background: rgba(255, 255, 255, .78);
  box-shadow: 0 14px 30px rgba(58, 50, 56, .06);
}
.showcase-card img {
  display: block;
  width: 100%;
  height: auto;
  background: var(--bg);
}
.showcase-copy { padding: 18px 18px 20px; }
.showcase-copy span {
  display: inline-flex;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--purple-soft);
  color: var(--purple);
  font-size: 11px;
  font-weight: 700;
}
.showcase-card:nth-child(2) .showcase-copy span { background: var(--blue-soft); color: var(--blue); }
.showcase-card:nth-child(3) .showcase-copy span { background: var(--green-soft); color: var(--green); }
.showcase-card:nth-child(4) .showcase-copy span { background: var(--teal-soft); color: var(--teal); }
.showcase-copy h3 { margin-top: 10px; font-size: 18px; line-height: 1.35; letter-spacing: -.04em; }
.showcase-copy p { margin-top: 7px; color: var(--ink-soft); font-size: 13px; line-height: 1.7; }

/* 设备带变成克制的信息轨道，减少干扰。 */
.marquee { padding: 17px 0; background: rgba(255, 255, 255, .43); border-color: rgba(58, 50, 56, .07); }
.marquee-track { gap: 0; animation-duration: 34s; }
.marquee-track span { min-width: 168px; justify-content: center; color: #716776; font-size: 13px; }
.marquee-track span + span { border-left: 1px solid rgba(58, 50, 56, .08); }

/* 功能区：统一成 App 内的浅色圆角卡，而非另起一种视觉体系。 */
section { padding: 94px 0; }
.sec-head { max-width: 670px; margin-bottom: 42px; text-align: left; }
.sec-head .kicker { font-size: 12px; color: var(--purple); letter-spacing: .12em; }
.sec-head h2 { margin-top: 11px; color: var(--ink); font-size: clamp(31px, 4vw, 46px); line-height: 1.15; letter-spacing: -.06em; }
.sec-head p { margin-top: 14px; font-size: 16px; line-height: 1.8; }
.grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.feature {
  min-height: 230px;
  padding: 27px 26px;
  border: 1px solid var(--stroke);
  border-radius: 26px;
  background: rgba(255, 255, 255, .84);
  box-shadow: 0 12px 28px rgba(58, 50, 56, .035);
}
.feature::before { top: auto; right: -48px; bottom: -48px; width: 136px; height: 136px; opacity: .25; transform: none; }
.feature:hover::before { opacity: .5; transform: scale(1.1); }
.feature:hover { transform: translateY(-4px); border-color: rgba(112, 72, 232, .16); box-shadow: 0 20px 38px rgba(58, 50, 56, .08); }
.feature .f-icon { width: 46px; height: 46px; margin-bottom: 34px; border-radius: 16px; }
.feature:hover .f-icon { transform: none; }
.feature h3 { font-size: 19px; letter-spacing: -.035em; }
.feature p { max-width: 31em; font-size: 14px; line-height: 1.75; }

/* 关键口径、统计与提醒使用同一套浅色/渐变卡片。 */
.stats-band {
  padding: 36px 28px;
  border: 1px solid rgba(112, 72, 232, .09);
  border-radius: 30px;
  background: linear-gradient(120deg, #f4efff, #eef9fc 57%, #edfbf5);
  box-shadow: 0 18px 38px rgba(112, 72, 232, .07);
}
.stats-band > div { padding-left: 18px; text-align: left; border-left: 1px solid rgba(58, 50, 56, .08); }
.stats-band > div:first-child { padding-left: 0; border-left: 0; }
.stats-band b { font-size: 31px; letter-spacing: -.06em; }
.deep { gap: 16px; }
.deep-card { min-height: 286px; padding: 36px 32px; border-radius: 30px; }
.deep-card.purple { color: #443063; background: linear-gradient(135deg, #ebe2ff, #dcecff); }
.deep-card.dark { color: #fff8f0; background: linear-gradient(135deg, #4a3e45, #2a2328); }
.deep-card::after { display: none; }
.deep-card:hover { transform: translateY(-4px); box-shadow: 0 21px 38px rgba(58, 50, 56, .16); }
.deep-card h3 { font-size: 26px; letter-spacing: -.055em; }
.deep-card p { font-size: 14px; line-height: 1.8; }
.pill { margin-top: 25px; }
.pill em { background: rgba(255, 255, 255, .38); }

.privacy {
  padding: 44px 38px;
  border: 1px solid rgba(12, 166, 120, .10);
  border-radius: 30px;
  background: linear-gradient(120deg, #e7fbf2, #f7fffc);
  box-shadow: 0 18px 34px rgba(12, 166, 120, .06);
}
.privacy .p-icon { width: 60px; height: 60px; border-radius: 19px; animation: none; }
.privacy h3 { font-size: 22px; letter-spacing: -.045em; }
.privacy p { font-size: 14px; line-height: 1.8; }

.download { padding-top: 20px; padding-bottom: 108px; }
.download .wrap {
  overflow: hidden;
  padding: 76px 28px;
  border: 1px solid rgba(112, 72, 232, .10);
  border-radius: 34px;
  background: linear-gradient(135deg, #f6f1ff, #eef7ff 53%, #eefbf7);
  box-shadow: 0 22px 45px rgba(112, 72, 232, .08);
}
.download .wrap::after {
  content: "";
  position: absolute;
  width: 370px;
  height: 370px;
  top: -205px;
  right: -115px;
  border: 52px solid rgba(112, 72, 232, .09);
  border-radius: 50%;
}
.download h2 { position: relative; z-index: 1; font-size: clamp(34px, 4.6vw, 53px); line-height: 1.08; letter-spacing: -.065em; }
.download p, .download .btn-primary, .store-note { position: relative; z-index: 1; }
.download p { margin: 17px 0 28px; font-size: 16px; }
.btn-primary.is-disabled { opacity: .92; }

footer { padding: 36px 0 52px; border-top-color: rgba(58, 50, 56, .07); }
footer a { color: #746a77; }
footer a:hover { color: var(--purple); }

@media (max-width: 860px) {
  .wrap { padding: 0 20px; }
  nav .wrap { height: 64px; }
  .hero { padding: 82px 0 66px; }
  .hero .wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero h1 { font-size: clamp(43px, 12vw, 60px); }
  .phone-stage { min-height: 570px; }
  .product-showcase { padding: 8px 0 78px; }
  .showcase-track {
    grid-auto-flow: initial;
    grid-auto-columns: initial;
    grid-template-columns: 1fr;
    overflow: visible;
    padding: 8px 0 0;
    scroll-snap-type: none;
  }
  .grid { grid-template-columns: 1fr; }
  .feature { min-height: 0; }
  .feature .f-icon { margin-bottom: 23px; }
  .stats-band { padding: 28px 22px; gap: 22px 0; }
  .stats-band > div:nth-child(3) { padding-left: 0; border-left: 0; }
  .deep-card { min-height: 255px; padding: 31px 27px; }
  .privacy { padding: 35px 25px; text-align: center; }
  .download { padding-bottom: 76px; }
  .download .wrap { margin: 0 12px; padding: 64px 22px; }
}

@media (max-width: 460px) {
  .hero-badges { display: grid; grid-template-columns: 1fr; }
  .hero-badges span { width: fit-content; }
  .marquee-track span { min-width: 148px; }
}