/* ==========================================================================
   极客商城 H5 · 5G / 4G 无线上网设备
   Mobile-first · 560px desktop frame
   ========================================================================== */

:root {
  --ink: #080b13;
  --ink-2: #0f1320;
  --ink-3: #171c2c;
  --paper: #f6f7fb;
  --white: #fff;
  --line: #e6e8f0;
  --line-soft: #eef0f6;
  --text: #101426;
  --muted: #65708a;
  --muted-2: #8a94a8;
  --pink: #ff2d78;
  --pink-deep: #e41463;
  --pink-soft: #fff0f6;
  --pink-line: #ffd3e2;
  --cyan: #28d7f0;
  --blue: #3f7bff;
  --grad: linear-gradient(135deg, #ff2d78 0%, #ff6a5f 100%);
  --grad-soft: linear-gradient(135deg, #fff0f6 0%, #fff8f5 100%);
  --shadow-sm: 0 1px 2px rgba(13, 18, 34, .04), 0 8px 22px -14px rgba(13, 18, 34, .18);
  --shadow-md: 0 24px 50px -28px rgba(13, 18, 34, .35);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
          "HarmonyOS Sans SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: "Bahnschrift", "DIN Alternate", "SF Mono", ui-monospace, Menlo, Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: radial-gradient(1100px 600px at 50% -10%, #1b1424 0%, #080b13 60%);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  -webkit-tap-highlight-color: transparent;
}

body.sheet-open, body.menu-open { overflow: hidden; }

img, svg { display: block; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; color: inherit; }
button { border: 0; background: none; cursor: pointer; text-align: left; }
a, button { touch-action: manipulation; }
h1, h2, h3, h4, p, ul { margin: 0; }
ul { padding: 0; list-style: none; }
dl, dd { margin: 0; }

::selection { background: rgba(255, 45, 120, .22); }

:focus-visible { outline: 2px solid var(--pink); outline-offset: 3px; border-radius: 4px; }

section[id], div[id] { scroll-margin-top: 78px; }

.ico {
  width: 1em;
  height: 1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: 0 0 auto;
}

.app {
  position: relative;
  width: 100%;
  max-width: 560px;
  min-height: 100vh;
  margin: 0 auto;
  overflow: clip;
  background: var(--white);
  box-shadow: 0 0 90px rgba(0, 0, 0, .45);
}

/* ---------- 顶部导航 ---------- */
.site-head {
  position: fixed;
  top: 0;
  left: 50%;
  z-index: 90;
  width: 100%;
  max-width: 560px;
  transform: translateX(-50%);
  padding-top: env(safe-area-inset-top);
  border-bottom: 1px solid transparent;
  transition: background .3s ease, border-color .3s ease, backdrop-filter .3s ease;
}
.site-head.is-scrolled {
  background: rgba(8, 11, 19, .96);
  border-bottom-color: rgba(255, 255, 255, .08);
}
.site-head__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  height: 64px;
  padding: 0 18px;
}
.brand { display: flex; align-items: center; gap: 9px; color: #fff; min-width: 0; }
.brand__logo { width: 36px; height: 36px; border-radius: 11px; border: 1px solid rgba(255, 255, 255, .13); box-shadow: 0 8px 20px -8px rgba(255, 45, 120, .7); }
.brand__text { display: flex; flex-direction: column; line-height: 1; min-width: 0; }
.brand__text b { font-size: 16px; font-weight: 800; letter-spacing: .04em; }
.brand__text i {
  margin-top: 4px;
  font-family: var(--mono);
  font-size: 7.5px;
  font-style: normal;
  letter-spacing: .16em;
  color: rgba(255, 255, 255, .42);
  white-space: nowrap;
}
.head-actions { display: flex; align-items: center; gap: 5px; flex: 0 0 auto; }
.head-dl {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 32px;
  padding: 0 11px;
  border-radius: 100px;
  background: var(--grad);
  color: #fff;
  font-size: 11.5px;
  font-weight: 700;
  box-shadow: 0 8px 18px -10px rgba(255, 45, 120, .9);
}
.head-dl .ico { font-size: 13px; stroke-width: 2; }
.head-menu { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 9px; color: #fff; font-size: 21px; }
.head-menu:active { background: rgba(255, 255, 255, .1); }

/* ---------- 首屏 ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: calc(84px + env(safe-area-inset-top)) 20px 0;
  color: #fff;
  background:
    radial-gradient(110% 65% at 100% 0%, rgba(255, 45, 120, .3) 0%, transparent 55%),
    radial-gradient(80% 55% at 0% 20%, rgba(63, 123, 255, .2) 0%, transparent 60%),
    linear-gradient(180deg, #080b13 0%, #0e1120 62%, #101425 100%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 10%, transparent 76%);
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 10%, transparent 76%);
  pointer-events: none;
}
.hero__inner { position: relative; z-index: 1; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 27px;
  padding: 0 10px;
  border: 1px solid rgba(255, 45, 120, .38);
  border-radius: 100px;
  background: rgba(255, 45, 120, .08);
  color: #ff9dbd;
  font-size: 10px;
  white-space: nowrap;
}
.badge__dot {
  position: relative;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--pink);
  box-shadow: 0 0 0 3px rgba(255, 45, 120, .14);
}
.badge__dot::after {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 1px solid rgba(255, 45, 120, .5);
  animation: ping 2.6s ease-out infinite;
}
@keyframes ping {
  0% { transform: scale(.6); opacity: .8; }
  70%, 100% { transform: scale(1.9); opacity: 0; }
}

.hero h1 {
  margin-top: 15px;
  font-size: clamp(38px, 10.4vw, 48px);
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -.04em;
}
.grad {
  background: linear-gradient(105deg, #ff2d78 0%, #ff7a8f 55%, #ffb36b 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}
.hero__lead {
  margin-top: 15px;
  max-width: 94%;
  font-size: 13px;
  line-height: 1.85;
  color: rgba(226, 231, 244, .7);
}
.hero__cta { display: grid; grid-template-columns: 1.42fr 1fr; gap: 9px; margin-top: 22px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 50px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-family: var(--font);
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: .005em;
  white-space: nowrap;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
}
.btn .ico { font-size: 16px; transition: transform .2s ease; }
.btn:active { transform: scale(.985); }
.btn--primary { background: var(--grad); color: #fff; box-shadow: 0 12px 28px -14px rgba(255, 45, 120, .9); }
.btn--primary .ico { stroke-width: 2; }
.btn--ghost { background: rgba(255, 255, 255, .05); border-color: rgba(255, 255, 255, .16); color: #eef2fb; }
.btn--ghost .ico { color: #ff9dbd; }
.btn--white { background: #fff; color: #1a1020; box-shadow: 0 14px 30px -18px rgba(0, 0, 0, .5); }
.btn--white .ico { color: var(--pink-deep); }

.hero__notes {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  margin-top: 14px;
  font-size: 10px;
  color: rgba(213, 222, 240, .52);
}
.hero__notes li { display: inline-flex; align-items: center; gap: 4px; }
.hero__notes .ico { font-size: 10px; color: #ff8fb3; stroke-width: 2.4; }

/* 首屏商品视觉 */
.hero__visual {
  position: relative;
  width: 88%;
  margin: 30px auto 0;
  padding: 10px 0;
}
.hero__visual::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 110%;
  height: 100%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 45, 120, .3), transparent 65%);
  filter: blur(26px);
  pointer-events: none;
}
.signal-card {
  position: relative;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, .13);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(24, 25, 40, .92), rgba(11, 14, 24, .96));
  box-shadow: 0 34px 60px -34px rgba(0, 0, 0, .9), inset 0 1px 0 rgba(255, 255, 255, .08);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transform: rotate(-1.5deg);
}
.signal-card__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.signal-card__head span { display: block; font-family: var(--mono); font-size: 7.5px; letter-spacing: .16em; color: rgba(255, 255, 255, .34); }
.signal-card__head b { display: block; margin-top: 3px; font-size: 13.5px; font-weight: 700; letter-spacing: .01em; }
.signal-card__head .live { display: inline-flex; align-items: center; height: 20px; padding: 0 8px; border: 1px solid rgba(255, 45, 120, .26); border-radius: 100px; background: rgba(255, 45, 120, .08); color: #ff9dbd; font-size: 8.5px; font-style: normal; white-space: nowrap; }
.signal-rows { margin-top: 11px; }
.signal-row { display: grid; grid-template-columns: 31px 1fr auto; align-items: center; gap: 9px; padding: 8.5px 0; border-bottom: 1px solid rgba(255, 255, 255, .06); }
.signal-row:last-child { border-bottom: 0; }
.signal-row__ico { display: grid; place-items: center; width: 31px; height: 31px; border-radius: 9px; background: rgba(255, 45, 120, .12); color: #ff7fa7; font-size: 16px; }
.signal-row__ico--blue { background: rgba(63, 123, 255, .12); color: #8ea9ff; }
.signal-row__ico--cyan { background: rgba(32, 214, 210, .1); color: #65e5e1; }
.signal-row div { min-width: 0; display: flex; flex-direction: column; line-height: 1.3; }
.signal-row b { font-size: 11.5px; font-weight: 600; color: rgba(244, 247, 252, .92); }
.signal-row i { margin-top: 2px; font-family: var(--mono); font-size: 8.5px; font-style: normal; color: rgba(255, 255, 255, .38); }
.signal-row > em { font-size: 8.5px; font-style: normal; color: rgba(255, 255, 255, .38); white-space: nowrap; }
.signal-card__foot { display: flex; align-items: center; justify-content: space-between; margin-top: 8px; padding: 9px 10px; border: 1px solid rgba(255, 45, 120, .18); border-radius: 9px; background: rgba(255, 45, 120, .06); }
.signal-card__foot span { display: inline-flex; align-items: center; gap: 5px; font-size: 8.5px; color: rgba(255, 255, 255, .5); }
.signal-card__foot span i { width: 5px; height: 5px; border-radius: 50%; background: #ff8fb3; }
.signal-card__foot b { font-size: 9px; font-weight: 500; color: #ff9dbd; }

.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 26px;
  padding: 20px 0 22px;
  border-top: 1px solid rgba(255, 255, 255, .09);
}
.hero__stats div { padding-right: 8px; border-right: 1px solid rgba(255, 255, 255, .07); }
.hero__stats div:last-child { border-right: 0; padding-right: 0; padding-left: 10px; }
.hero__stats div:not(:first-child) { padding-left: 10px; }
.hero__stats b {
  display: block;
  font-family: var(--mono);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -.02em;
  color: #fff;
}
.hero__stats span { display: block; margin-top: 3px; font-size: 9px; color: rgba(214, 224, 242, .45); }

/* ---------- 已收到设备快捷入口 ---------- */
.quick-app {
  background: linear-gradient(135deg, #fff0f6 0%, #fff8f5 100%);
  border-bottom: 1px solid var(--pink-line);
}
.quick-app__inner {
  display: flex;
  align-items: center;
  gap: 9px;
  max-width: 560px;
  margin: 0 auto;
  padding: 12px 20px;
}
.quick-app__ico {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex: 0 0 auto;
  border-radius: 11px;
  background: var(--grad);
  color: #fff;
  font-size: 18px;
  box-shadow: 0 10px 22px -12px rgba(255, 45, 120, .8);
}
.quick-app__copy { display: flex; flex: 1; flex-direction: column; min-width: 0; line-height: 1.3; }
.quick-app__copy b { font-size: 12px; font-weight: 800; color: var(--text); }
.quick-app__copy span { margin-top: 3px; overflow: hidden; font-size: 8.8px; color: var(--muted); text-overflow: ellipsis; white-space: nowrap; }
.quick-app__btn {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  flex: 0 0 auto;
  height: 31px;
  padding: 0 9px;
  border-radius: 100px;
  background: var(--ink);
  color: #fff;
  font-size: 9.5px;
  font-weight: 600;
  white-space: nowrap;
}
.quick-app__btn .ico { font-size: 11px; color: #ff9dbd; }

/* ---------- 通用区块 ---------- */
.section { padding: 52px 20px 56px; background: #fff; }
.section--tight { padding-top: 42px; }
.section.products, .section.service { background: var(--paper); }
.section__head { max-width: 470px; }
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--pink-deep);
  text-transform: uppercase;
}
.kicker::before { content: ""; width: 15px; height: 1.5px; background: currentColor; }
.kicker--light { color: rgba(255, 255, 255, .72); }
.section__head h2 {
  margin-top: 12px;
  font-size: clamp(27px, 7.3vw, 32px);
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--text);
  text-wrap: balance;
}
.section__head > p { margin-top: 10px; font-size: 12.5px; line-height: 1.8; color: var(--muted); }

/* ---------- 分类 ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 7px; margin-top: 21px; }
.cat {
  display: flex;
  flex-direction: column;
  min-height: 132px;
  padding: 13px 9px 12px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: #fff;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.cat:active { transform: scale(.98); border-color: var(--pink-line); }
.cat__icon {
  display: grid;
  place-items: center;
  width: 31px;
  height: 31px;
  border-radius: 10px;
  background: var(--pink-soft);
  color: var(--pink-deep);
  font-size: 17px;
}
.cat:nth-child(2) .cat__icon { background: rgba(63, 123, 255, .08); color: #3268e0; }
.cat:nth-child(3) .cat__icon { background: rgba(40, 215, 240, .1); color: #099fb8; }
.cat__title { margin-top: 10px; font-size: 11.8px; font-weight: 700; line-height: 1.35; letter-spacing: -.01em; }
.cat__desc { margin-top: auto; padding-top: 8px; font-size: 8.8px; line-height: 1.45; color: var(--muted-2); }
.cat__go { display: inline-flex; align-items: center; gap: 2px; margin-top: 6px; color: var(--pink-deep); font-size: 8.5px; font-weight: 600; white-space: nowrap; }
.cat__go .ico { font-size: 10px; }

/* ---------- 实时清单 ---------- */
.section.catalog { background: var(--paper); }
.catalog-card {
  position: relative;
  overflow: hidden;
  padding: 22px 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.catalog-card::before {
  content: "";
  position: absolute;
  right: -70px;
  top: -90px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 45, 120, .12), transparent 66%);
  pointer-events: none;
}
.catalog-card h2 { position: relative; margin-top: 10px; font-size: clamp(26px, 7vw, 31px); line-height: 1.3; font-weight: 800; letter-spacing: -.03em; text-wrap: balance; }
.catalog-card > p { position: relative; margin-top: 10px; font-size: 12px; line-height: 1.8; color: var(--muted); }
.catalog-tags { position: relative; display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.catalog-tags span { padding: 5px 8px; border-radius: 100px; background: var(--paper); font-size: 8.8px; color: #5d6980; }
.catalog-btn { position: relative; width: 100%; margin-top: 16px; }
.catalog-link { position: relative; display: flex; align-items: center; justify-content: center; gap: 4px; margin-top: 10px; font-size: 10px; color: var(--muted); }
.catalog-link .ico { font-size: 11px; color: var(--pink-deep); }

/* ---------- 商品 ---------- */
.filter-row {
  display: flex;
  gap: 6px;
  margin: 19px -20px 0;
  padding: 0 20px 3px;
  overflow-x: auto;
  scrollbar-width: none;
}
.filter-row::-webkit-scrollbar { display: none; }
.chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 32px;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: 100px;
  background: #fff;
  color: #4d5870;
  font-size: 10.5px;
  font-weight: 600;
  white-space: nowrap;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.chip i { font-family: var(--mono); font-size: 8.5px; font-style: normal; font-weight: 400; opacity: .6; }
.chip.is-on { background: var(--ink); border-color: var(--ink); color: #fff; }
.chip.is-on i { opacity: .8; }

.product-list { margin-top: 9px; border-top: 1px solid var(--line); }
.product-row {
  display: grid;
  grid-template-columns: 35px minmax(0, 1fr) auto;
  align-items: center;
  gap: 9px;
  width: 100%;
  padding: 12px 2px;
  border-bottom: 1px solid var(--line-soft);
  background: none;
  text-align: left;
  transition: background .18s ease;
}
.product-row:active { background: rgba(255, 45, 120, .035); }
.product-row__id { align-self: start; padding-top: 2px; font-family: var(--mono); font-size: 8.5px; letter-spacing: .03em; color: var(--pink-deep); }
.product-row__main { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.product-row__top { display: flex; align-items: center; gap: 5px; flex-wrap: wrap; min-width: 0; }
.product-row__name { font-size: 12px; font-weight: 700; line-height: 1.4; letter-spacing: -.01em; color: var(--text); }
.product-row__sub { overflow: hidden; font-size: 8.9px; line-height: 1.45; color: var(--muted-2); text-overflow: ellipsis; white-space: nowrap; }
.product-row__price { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; padding-top: 1px; }
.product-row__price .price b { font-size: 15px; }
.product-row__price .price i { font-size: 8px; }
.product-row__price .price em { font-size: 8px; }
.product-row__go { font-size: 7.8px; color: var(--muted-2); white-space: nowrap; }

.tag {
  display: inline-flex;
  align-items: center;
  height: 17px;
  padding: 0 5px;
  border-radius: 4px;
  font-size: 7.4px;
  font-weight: 600;
  white-space: nowrap;
}
.tag--buyout { background: var(--pink-soft); color: var(--pink-deep); }
.tag--service { background: rgba(63, 123, 255, .08); color: #3268e0; }
.tag--consult { background: #f0f2f7; color: #6b768c; }

.price { display: inline-flex; align-items: baseline; color: var(--pink-deep); font-family: var(--mono); line-height: 1; }
.price i { font-size: 9px; font-style: normal; }
.price b { font-size: 17px; font-weight: 600; letter-spacing: -.04em; }
.price em { font-size: 9px; font-style: normal; opacity: .75; }
.product-note { margin-top: 14px; font-size: 9.3px; line-height: 1.7; color: var(--muted-2); }

/* ---------- 购买政策 ---------- */
.policy-grid { display: grid; gap: 10px; margin-top: 21px; }
.policy-card { padding: 16px 14px; border: 1px solid var(--line); border-radius: 17px; background: #fff; box-shadow: var(--shadow-sm); }
.policy-card--service { background: var(--grad-soft); border-color: var(--pink-line); }
.policy-card__top { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.policy-card__flag { font-family: var(--mono); font-size: 8px; letter-spacing: .12em; color: var(--pink-deep); }
.policy-card h3 { font-size: 20px; font-weight: 800; letter-spacing: -.02em; }
.policy-card__price { margin-left: auto; font-family: var(--mono); font-size: 13px; font-weight: 600; color: var(--pink-deep); }
.policy-card__intro { margin-top: 8px; font-size: 11px; line-height: 1.7; color: var(--muted); }
.check-list { display: grid; gap: 6px; margin-top: 11px; }
.check-list li { display: flex; align-items: flex-start; gap: 5px; font-size: 10.3px; line-height: 1.55; color: #46526a; }
.check-list .ico { margin-top: 1px; font-size: 11px; color: var(--pink-deep); stroke-width: 2.3; }
.policy-card--service .check-list .ico { color: #3268e0; }
.policy-card__ids { margin-top: 11px; padding-top: 9px; border-top: 1px dashed var(--line); font-family: var(--mono); font-size: 8.4px; line-height: 1.7; color: var(--muted-2); }
.policy-note { margin-top: 13px; padding: 12px 13px; border-left: 2px solid rgba(255, 45, 120, .55); border-radius: 0 9px 9px 0; background: var(--paper); }
.policy-note strong { font-size: 10.5px; color: var(--text); }
.policy-note p { margin-top: 4px; font-size: 9.8px; line-height: 1.75; color: var(--muted); }
.policy-note__small { color: var(--muted-2) !important; }

/* ---------- 售后 ---------- */
.app-functions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 20px; }
.fn { padding: 13px 12px; border: 1px solid var(--line); border-radius: 14px; background: #fff; box-shadow: var(--shadow-sm); }
.fn__ico { display: grid; place-items: center; width: 31px; height: 31px; border-radius: 10px; background: var(--pink-soft); color: var(--pink-deep); font-size: 16px; }
.fn__ico--blue { background: rgba(63, 123, 255, .08); color: #3268e0; }
.fn__ico--cyan { background: rgba(40, 215, 240, .1); color: #099fb8; }
.fn__ico--violet { background: rgba(122, 92, 240, .09); color: #6a4de0; }
.fn h3 { margin-top: 9px; font-size: 12.5px; font-weight: 700; }
.fn p { margin-top: 3px; font-size: 9.6px; line-height: 1.6; color: var(--muted); }
.service-note { margin-top: 12px; padding: 11px 12px; border: 1px solid var(--line); border-radius: 11px; background: #fff; font-size: 9.8px; line-height: 1.75; color: var(--muted); }
.service-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin-top: 18px; }
.service-facts div { padding: 11px 8px; border: 1px solid var(--line); border-radius: 11px; background: #fff; text-align: center; }
.service-facts b { display: block; font-family: var(--mono); font-size: 13px; font-weight: 600; color: var(--pink-deep); }
.service-facts span { display: block; margin-top: 3px; font-size: 8.5px; color: var(--muted-2); }
.flow-cta {
  display: flex;
  align-items: center;
  gap: 7px;
  width: 100%;
  height: 47px;
  margin-top: 14px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--text);
  font-size: 11.5px;
  font-weight: 600;
  transition: background .2s ease;
}
.flow-cta .ico { font-size: 15px; color: var(--pink-deep); }
.flow-cta .ico--arrow { margin-left: auto; color: var(--muted-2); }
.flow-cta:active { background: var(--pink-soft); }

/* ---------- 下载 ---------- */
.download { padding: 42px 18px 46px; background: #fff; }
.download-card {
  position: relative;
  overflow: hidden;
  padding: 24px 20px 22px;
  border-radius: 24px;
  background:
    radial-gradient(90% 70% at 100% 0%, rgba(255, 255, 255, .22), transparent 55%),
    linear-gradient(140deg, #ff2d78 0%, #f31c6d 45%, #ff6a4b 100%);
  box-shadow: 0 30px 60px -34px rgba(255, 45, 120, .8), inset 0 1px 0 rgba(255, 255, 255, .25);
  color: #fff;
}
.download-card::before {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .16);
  box-shadow: 0 0 0 34px rgba(255, 255, 255, .05), 0 0 0 68px rgba(255, 255, 255, .035);
  pointer-events: none;
}
.download-copy { position: relative; z-index: 1; }
.download h2 { margin-top: 12px; font-size: clamp(29px, 7.9vw, 34px); line-height: 1.25; font-weight: 800; letter-spacing: -.035em; color: #fff; }
.download-copy > p { margin-top: 10px; max-width: 88%; font-size: 11.8px; line-height: 1.8; color: rgba(255, 255, 255, .82); }
.download-actions { margin-top: 18px; }
.download-actions .btn { width: 100%; height: 47px; font-size: 13px; }
.download-platforms { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 11px; }
.download-platforms span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 25px;
  padding: 0 8px;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 100px;
  background: rgba(255, 255, 255, .09);
  font-size: 8.8px;
  color: rgba(255, 255, 255, .8);
}
.download-platforms .ico { font-size: 11px; }
.download-platforms span.is-muted { opacity: .55; }
.download-visual { position: relative; z-index: 1; display: flex; justify-content: center; margin-top: 22px; }
.download-visual::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 210px;
  height: 210px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .14);
  box-shadow: 0 0 0 26px rgba(255, 255, 255, .04);
  pointer-events: none;
}
.app-tile {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 11px 16px 11px 11px;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 20px;
  background: rgba(8, 11, 19, .34);
  box-shadow: 0 24px 40px -22px rgba(0, 0, 0, .6), inset 0 1px 0 rgba(255, 255, 255, .12);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transform: rotate(-3deg);
}
.app-tile img { width: 56px; height: 56px; border-radius: 15px; border: 1px solid rgba(255, 255, 255, .18); box-shadow: 0 10px 22px -12px rgba(0, 0, 0, .7); }
.app-tile span { display: flex; flex-direction: column; line-height: 1.2; color: #fff; }
.app-tile b { font-size: 14px; font-weight: 800; letter-spacing: .04em; }
.app-tile i { margin-top: 4px; font-family: var(--mono); font-size: 8px; font-style: normal; letter-spacing: .14em; color: rgba(255, 255, 255, .52); }

/* ---------- FAQ ---------- */
.faqs { margin-top: 18px; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q { display: flex; align-items: center; justify-content: space-between; gap: 16px; width: 100%; padding: 16px 0; font-size: 12.5px; font-weight: 600; color: var(--text); }
.faq-plus { position: relative; flex: 0 0 auto; width: 20px; height: 20px; border: 1px solid var(--line); border-radius: 50%; background: #fff; transition: background .25s ease, border-color .25s ease; }
.faq-plus::before, .faq-plus::after { content: ""; position: absolute; left: 50%; top: 50%; background: #4b566e; transform: translate(-50%, -50%); transition: transform .25s ease, background .25s ease; }
.faq-plus::before { width: 8px; height: 1.4px; }
.faq-plus::after { width: 1.4px; height: 8px; }
.faq-item.open .faq-plus { background: var(--ink); border-color: var(--ink); }
.faq-item.open .faq-plus::before, .faq-item.open .faq-plus::after { background: #ff8fb3; }
.faq-item.open .faq-plus::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .32s cubic-bezier(.2, .7, .2, 1); }
.faq-a__inner { overflow: hidden; }
.faq-a p { padding: 0 8px 16px 0; font-size: 11.4px; line-height: 1.8; color: var(--muted); }
.faq-item.open .faq-a { grid-template-rows: 1fr; }

/* ---------- 页脚 ---------- */
.footer { padding: 30px 20px calc(88px + env(safe-area-inset-bottom)); background: #070a12; border-top: 1px solid rgba(255, 255, 255, .06); color: #fff; }
.footer__brand { display: flex; align-items: center; gap: 9px; }
.footer__brand img { width: 38px; height: 38px; border-radius: 11px; }
.footer__brand div { display: flex; flex-direction: column; line-height: 1; }
.footer__brand b { font-size: 15px; font-weight: 800; letter-spacing: .04em; }
.footer__brand span { margin-top: 4px; font-family: var(--mono); font-size: 7.5px; letter-spacing: .15em; color: rgba(255, 255, 255, .32); }
.footer__desc { margin-top: 12px; font-size: 10.8px; line-height: 1.8; color: rgba(255, 255, 255, .38); }
.footer__links { display: flex; flex-wrap: wrap; gap: 11px 16px; margin-top: 15px; }
.footer__links a { font-size: 10.8px; color: rgba(255, 255, 255, .55); }
.footer__links a:active { color: #ff8fb3; }
.footer__company { margin-top: 17px; padding-top: 14px; border-top: 1px solid rgba(255, 255, 255, .07); font-size: 10px; color: rgba(255, 255, 255, .38); }
.footer__copy { margin-top: 7px; font-size: 9px; line-height: 1.7; color: rgba(255, 255, 255, .25); }

/* ---------- 底部转化条 ---------- */
.bottom-bar {
  position: fixed;
  bottom: 0;
  left: 50%;
  z-index: 80;
  display: grid;
  grid-template-columns: .82fr 1.42fr;
  gap: 8px;
  width: 100%;
  max-width: 560px;
  padding: 9px 13px calc(9px + env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, .95);
  border-top: 1px solid var(--line);
  box-shadow: 0 -12px 30px -24px rgba(13, 18, 34, .4);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  backdrop-filter: blur(18px) saturate(150%);
  transform: translate(-50%, 120%);
  transition: transform .32s cubic-bezier(.2, .8, .2, 1);
}
.bottom-bar.is-visible { transform: translate(-50%, 0); }
.bottom-bar .btn { height: 45px; font-size: 12.5px; border-radius: 11px; padding: 0 9px; }
.bottom-bar .btn--soft { background: #f0f2f8; color: #26324a; }
.bottom-bar .btn .ico { font-size: 15px; }

/* ---------- 菜单 ---------- */
.menu-sheet {
  position: fixed;
  inset: 0;
  left: 50%;
  z-index: 120;
  width: 100%;
  max-width: 560px;
  transform: translateX(-50%);
  background: rgba(4, 6, 12, .6);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s ease, visibility .25s ease;
}
.menu-sheet.is-open { opacity: 1; visibility: visible; }
.menu-panel {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: calc(10px + env(safe-area-inset-bottom));
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 22px;
  background: #0e1220;
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .9);
  transform: translateY(18px);
  transition: transform .28s cubic-bezier(.2, .8, .2, 1);
}
.menu-sheet.is-open .menu-panel { transform: translateY(0); }
.menu-panel__head { display: flex; align-items: center; justify-content: space-between; }
.menu-panel__head > span { font-family: var(--mono); font-size: 9px; letter-spacing: .16em; color: rgba(255, 255, 255, .38); }
.menu-close { display: grid; place-items: center; width: 32px; height: 32px; border: 1px solid rgba(255, 255, 255, .1); border-radius: 50%; background: rgba(255, 255, 255, .05); color: #fff; font-size: 16px; }
.menu-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-top: 13px; }
.menu-nav a { padding: 10px 11px; border: 1px solid rgba(255, 255, 255, .08); border-radius: 11px; background: rgba(255, 255, 255, .035); }
.menu-nav a span { display: block; font-size: 12px; font-weight: 600; color: #edf3fc; }
.menu-nav a small { display: block; margin-top: 3px; font-size: 8.3px; color: rgba(255, 255, 255, .34); }
.menu-panel__actions { display: flex; gap: 8px; margin-top: 12px; }
.menu-panel__actions .btn { flex: 1; height: 44px; font-size: 12.5px; }

/* ---------- 弹层 ---------- */
.sheet {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 50%;
  z-index: 130;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  width: 100%;
  max-width: 560px;
  transform: translateX(-50%);
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s ease, visibility .25s ease;
}
.sheet.is-open { opacity: 1; visibility: visible; }
.sheet__backdrop { position: absolute; inset: 0; background: rgba(3, 5, 10, .62); -webkit-backdrop-filter: blur(5px); backdrop-filter: blur(5px); }
.sheet__panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-height: 92vh;
  overflow-y: auto;
  padding: 22px 18px calc(24px + env(safe-area-inset-bottom));
  border-radius: 24px 24px 0 0;
  background: #fff;
  box-shadow: 0 -30px 60px -30px rgba(0, 0, 0, .5);
  transform: translateY(22px);
  transition: transform .28s cubic-bezier(.2, .8, .2, 1);
}
.sheet.is-open .sheet__panel { transform: translateY(0); }
.sheet__close {
  position: absolute;
  right: 14px;
  top: 14px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: #4c586f;
  font-size: 15px;
  z-index: 2;
}

/* 商品详情 */
.pd__head { display: flex; gap: 12px; padding-right: 26px; }
.pd__media {
  position: relative;
  display: flex;
  flex: 0 0 104px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 5px;
  width: 104px;
  height: 104px;
  padding: 10px;
  overflow: hidden;
  border-radius: 15px;
  background: radial-gradient(120% 100% at 100% 0%, rgba(32, 214, 210, .45), transparent 55%),
              linear-gradient(145deg, #ff2d78 0%, #3a142c 72%, #17101e 100%);
  color: #fff;
}
.pd__media::before {
  content: "";
  position: absolute;
  right: -20px;
  top: -18px;
  width: 80px;
  height: 80px;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 50%;
  box-shadow: 0 0 0 16px rgba(255, 255, 255, .05);
}
.pd__media .ico { position: relative; z-index: 1; font-size: 23px; opacity: .9; }
.pd__media i { position: relative; z-index: 1; font-family: var(--mono); font-size: 7.5px; font-style: normal; letter-spacing: .6px; color: rgba(255, 255, 255, .62); }
.pd__id { position: absolute; left: 7px; top: 7px; z-index: 1; height: 18px; padding: 0 5px; border-radius: 5px; background: rgba(8, 11, 19, .38); color: #fff; font-family: var(--mono); font-size: 7.5px; line-height: 18px; backdrop-filter: blur(6px); }
.pd__info { min-width: 0; padding-top: 2px; }
.pd__cat { font-family: var(--mono); font-size: 8px; letter-spacing: .08em; color: var(--muted-2); }
.pd__info h3 { margin-top: 4px; font-size: 15.5px; line-height: 1.4; font-weight: 800; letter-spacing: -.01em; }
.pd__tag { margin-top: 4px; font-size: 10px; line-height: 1.6; color: var(--muted); }
.pd__price-row { display: flex; align-items: center; gap: 6px; margin-top: 7px; }
.pd__price-row .price b { font-size: 22px; }
.pd__price-row .price i { font-size: 10px; }
.pd__price-row .price em { font-size: 10px; }
.pd__desc { margin-top: 15px; font-size: 11.5px; line-height: 1.8; color: var(--muted); }
.pd__policy { margin-top: 12px; padding: 12px 13px; border-radius: 12px; background: var(--paper); }
.pd__policy b { display: block; font-size: 10px; color: var(--text); }
.pd__policy p { margin-top: 4px; font-size: 10px; line-height: 1.75; color: var(--muted); }
.pd__note { margin-top: 10px; font-size: 9.5px; line-height: 1.7; color: var(--muted-2); }
.pd__cta { width: 100%; margin-top: 16px; }

/* 下载引导 */
.dl-sheet { padding-top: 6px; }
.dl-sheet__head { display: flex; align-items: center; gap: 10px; padding-right: 38px; }
.dl-sheet__head img { width: 56px; height: 56px; border-radius: 16px; }
.dl-sheet__head div { display: flex; flex-direction: column; line-height: 1.2; }
.dl-sheet__head b { font-size: 16px; font-weight: 800; letter-spacing: .02em; }
.dl-sheet__head span { margin-top: 3px; font-size: 9px; color: var(--muted-2); }
.dl-sheet h3 { margin-top: 17px; font-size: 20px; font-weight: 800; letter-spacing: -.02em; }
.dl-sheet > p { margin-top: 6px; font-size: 11px; line-height: 1.75; color: var(--muted); }
.dl-options { display: grid; gap: 8px; margin-top: 14px; }
.dl-option { display: flex; align-items: center; gap: 10px; padding: 11px; border: 1px solid var(--line); border-radius: 13px; background: #fff; transition: border-color .2s ease, background .2s ease; }
.dl-option:active { border-color: var(--pink-line); background: var(--pink-soft); }
.dl-option__ico { display: grid; place-items: center; width: 37px; height: 37px; border-radius: 10px; background: var(--pink-soft); color: var(--pink-deep); font-size: 19px; }
.dl-option:nth-child(2) .dl-option__ico { background: #f0f3ff; color: #3268e0; }
.dl-option > span:nth-child(2) { display: flex; flex-direction: column; line-height: 1.25; }
.dl-option b { font-size: 12.5px; font-weight: 700; color: var(--text); }
.dl-option i { margin-top: 3px; font-size: 8.5px; font-style: normal; color: var(--muted-2); }
.dl-option__arrow { margin-left: auto; font-size: 14px; color: var(--muted-2); }
.dl-option--soon { background: #f8f9fc; border-style: dashed; }
.dl-option--soon .dl-option__ico { background: #f0f2f7; color: #8993a6; }
.dl-option--soon b { color: #5d6980; }
.dl-option--soon i { color: #9aa3b4; }
.dl-soon {
  margin-left: auto;
  padding: 3px 7px;
  border: 1px solid #e3e7ef;
  border-radius: 100px;
  background: #fff;
  font-size: 8px;
  font-style: normal;
  color: #9aa3b4;
  white-space: nowrap;
}
.copy-name { display: flex; align-items: center; justify-content: center; gap: 5px; width: 100%; height: 39px; margin-top: 10px; border: 1px dashed var(--line); border-radius: 10px; color: var(--muted); font-size: 10.5px; }
.copy-name .ico { font-size: 12px; }
.dl-note { margin-top: 10px !important; font-size: 9px !important; color: var(--muted-2) !important; }

/* 微信 / QQ 浏览器引导 */
.guide { padding: 4px 4px 0; }
.guide__ico {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin: 0 auto;
  border-radius: 17px;
  background: var(--pink-soft);
  color: var(--pink-deep);
  font-size: 27px;
}
.guide h3 { margin-top: 13px; font-size: 22px; font-weight: 800; letter-spacing: -.02em; text-align: center; }
.guide > p { margin-top: 8px; font-size: 11.5px; line-height: 1.8; color: var(--muted); text-align: center; }
.guide-steps { display: grid; gap: 7px; margin-top: 16px; }
.guide-steps li {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 11px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--paper);
  font-size: 10.8px;
  color: #40506a;
}
.guide-steps span {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  border-radius: 7px;
  background: #fff;
  color: var(--pink-deep);
  font-family: var(--mono);
  font-size: 8px;
}
.guide-copy {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 100%;
  height: 39px;
  margin-top: 12px;
  border: 1px dashed var(--line);
  border-radius: 10px;
  color: var(--muted);
  font-size: 10.5px;
}
.guide-copy .ico { font-size: 12px; }
.guide-note { margin-top: 7px !important; font-size: 9px !important; color: var(--muted-2) !important; }
.guide-done { width: 100%; height: 46px; margin-top: 14px; }

/* ---------- 提示 ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(86px + env(safe-area-inset-bottom));
  z-index: 160;
  max-width: 86%;
  padding: 9px 15px;
  border-radius: 100px;
  background: rgba(8, 11, 19, .94);
  box-shadow: 0 16px 34px -18px rgba(0, 0, 0, .7);
  color: #fff;
  font-size: 11px;
  text-align: center;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 8px);
  transition: opacity .22s ease, transform .22s ease;
}
.toast.is-show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- 滚动出现 ---------- */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .65s cubic-bezier(.2, .7, .2, 1), transform .65s cubic-bezier(.2, .7, .2, 1); }
.js .reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* ---------- 窄屏 ---------- */
@media (max-width: 365px) {
  .site-head__inner { padding: 0 15px; }
  .brand__text i { display: none; }
  .hero { padding-left: 17px; padding-right: 17px; }
  .hero h1 { font-size: 36px; }
  .hero__cta { grid-template-columns: 1.34fr .92fr; }
  .btn { font-size: 12.5px; padding: 0 11px; }
  .section, .download, .footer { padding-left: 17px; padding-right: 17px; }
  .filter-row { margin-left: -17px; margin-right: -17px; padding-left: 17px; padding-right: 17px; }
  .product-row { grid-template-columns: 32px minmax(0, 1fr) auto; gap: 7px; }
  .product-row__name { font-size: 11.3px; }
  .cat { padding-left: 8px; padding-right: 8px; }
  .cat__title { font-size: 11px; }
  .cat__desc { font-size: 8.3px; }
  .download { padding-left: 14px; padding-right: 14px; }
  .download-card { padding-left: 17px; padding-right: 17px; }
  .pd__media { flex-basis: 96px; width: 96px; height: 96px; }
}