/* ============================================================
   下载站样式（覆盖老版 + 新版两套页面）
   暗色底 + 玫红主色，移动优先，RTL 友好
   ============================================================ */
:root {
  --bg: #0b0b12;
  --bg-2: #12121c;
  --card: rgba(255, 255, 255, 0.045);
  --line: rgba(255, 255, 255, 0.09);
  --text: #f1eef7;
  --muted: #9a95a8;
  --brand: #e11d48;
  --brand-2: #f97316;
  --ok: #22c55e;
  --radius: 16px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

/* hidden 属性必须永远生效（下面很多元素设了 display，会盖掉它） */
[hidden] { display: none !important; }

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", "Noto Sans Arabic", "Tahoma", system-ui, -apple-system, sans-serif;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

body { line-height: 1.6; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }

/* ── 启动遮罩 ───────────────────────────── */
.boot {
  position: fixed; inset: 0; z-index: 300;
  background: var(--bg);
  display: grid; place-items: center;
  animation: bootOut 0.4s ease 2.2s forwards;
}
.boot__dot {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  animation: pulse 1.1s ease-in-out infinite;
}
@keyframes bootOut { to { opacity: 0; visibility: hidden; } }
@keyframes pulse { 0%,100% { transform: scale(.86); opacity: .7 } 50% { transform: scale(1); opacity: 1 } }

/* ── 背景 ───────────────────────────────── */
.bgstage {
  position: fixed; inset: 0; z-index: -3;
  background: radial-gradient(1200px 600px at 70% -10%, #2a1020 0%, transparent 60%),
              radial-gradient(900px 500px at 10% 20%, #1a1030 0%, transparent 65%),
              var(--bg);
}
.bgveil {
  position: fixed; inset: 0; z-index: -2;
  background: linear-gradient(180deg, rgba(11, 11, 18, 0.2), rgba(11, 11, 18, 0.9) 70%, var(--bg));
  pointer-events: none;
}
.bokeh { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.bokeh i {
  position: absolute; border-radius: 50%;
  background: radial-gradient(circle, rgba(225, 29, 72, .35), transparent 70%);
  filter: blur(8px);
}
.bokeh i:nth-child(1) { width: 220px; height: 220px; top: 6%; left: 4%; }
.bokeh i:nth-child(2) { width: 160px; height: 160px; top: 28%; right: 8%; }
.bokeh i:nth-child(3) { width: 260px; height: 260px; bottom: 12%; left: 12%; opacity: .6 }
.bokeh i:nth-child(4) { width: 140px; height: 140px; bottom: 26%; right: 18%; opacity: .5 }

.glow { position: fixed; z-index: -1; pointer-events: none; filter: blur(70px); opacity: .5 }
.glow--a { width: 420px; height: 420px; top: -140px; right: -120px; background: rgba(225, 29, 72, .5) }
.glow--b { width: 360px; height: 360px; bottom: -160px; left: -120px; background: rgba(249, 115, 22, .35) }

/* ── 导航 ───────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 60;
  backdrop-filter: blur(14px);
  background: rgba(11, 11, 18, .72);
  border-bottom: 1px solid var(--line);
}
.nav__inner {
  max-width: 1120px; margin: 0 auto;
  display: flex; align-items: center; gap: 14px;
  padding: 10px 16px;
}
.brand { display: flex; align-items: center; gap: 10px; margin-inline-end: auto; }
.brand__mark {
  width: 38px; height: 38px; border-radius: 12px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  font-weight: 800; font-size: 18px; color: #fff;
  box-shadow: 0 8px 22px rgba(225, 29, 72, .35);
}
.brand__text { display: grid; line-height: 1.15; }
.brand__text strong { font-size: 15px; }
.brand__text small { color: var(--muted); font-size: 11px; }
.nav__links { display: none; gap: 18px; font-size: 13.5px; color: var(--muted); }
.nav__links a:hover { color: var(--text); }
.langs { display: flex; gap: 4px; background: rgba(255,255,255,.06); border-radius: 999px; padding: 3px; }
.langs button {
  border: 0; background: transparent; color: var(--muted);
  font-size: 12px; padding: 5px 10px; border-radius: 999px; cursor: pointer;
}
.langs button.is-on { background: rgba(255,255,255,.14); color: #fff; }

.offline {
  background: rgba(225, 29, 72, .14); border-bottom: 1px solid rgba(225, 29, 72, .3);
  color: #fecdd3; text-align: center; font-size: 13px; padding: 8px 12px;
}

/* ── 按钮 ───────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; border-radius: 999px; border: 0; cursor: pointer;
  font-weight: 700; font-size: 14.5px; text-align: center;
  transition: transform .15s ease, box-shadow .15s ease, background .2s ease;
}
.btn:active { transform: scale(.98); }
.btn--primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff; box-shadow: 0 12px 30px rgba(225, 29, 72, .35);
}
.btn--ghost {
  background: rgba(255,255,255,.07); color: var(--text);
  border: 1px solid var(--line);
}
.btn--lg { padding: 16px 30px; font-size: 16.5px; }
.btn--sm { padding: 5px 10px; font-size: 12px; }
.btn[disabled] { opacity: .5; pointer-events: none; }

/* ── 首屏 ───────────────────────────────── */
.hero {
  position: relative;
  max-width: 1120px; margin: 0 auto;
  padding: 18px 16px 8px;
  display: grid; gap: 18px;
}
.hero__photos { display: none; }

.hero__band {
  position: relative; height: clamp(168px, 23vh, 240px);
  border-radius: 18px; overflow: hidden;
  background: #14101a;
  border: 1px solid var(--line);
}
.hero__band-imgs { position: absolute; inset: 0; }
.hero__band-imgs img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center 40%;
  opacity: 0; transition: opacity .9s ease;
}
.hero__band-imgs img.is-on { opacity: 1; }
.hero__band::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,11,18,.55) 0%, rgba(11,11,18,.05) 38%, rgba(11,11,18,.82) 100%);
}
.hero__band-top {
  position: absolute; z-index: 2; inset-inline: 10px; top: 10px;
  display: flex; gap: 8px; justify-content: space-between;
}
.hero__band-bot {
  position: absolute; z-index: 2; inset-inline: 12px; bottom: 10px;
  display: flex; align-items: center; justify-content: space-between;
}
.hero__band-name { font-weight: 800; color: #fff; text-shadow: 0 2px 10px rgba(0,0,0,.6); }
.hero__band-live { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; color: #d8ffd8; }
.hero__band-live i { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); }

.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 999px;
  font-size: 12px; color: #f3d5dd;
  background: rgba(225, 29, 72, .16);
  border: 1px solid rgba(225, 29, 72, .35);
  backdrop-filter: blur(6px);
}
.pill--free { background: rgba(249, 115, 22, .18); border-color: rgba(249, 115, 22, .4); color: #ffe0c2; }
.pill--onband { background: rgba(0,0,0,.42); border-color: rgba(255,255,255,.18); color: #eee; }

.hero__copy { display: grid; gap: 12px; justify-items: center; text-align: center; }
.hero__copy h1 {
  margin: 0; font-size: clamp(26px, 7.4vw, 44px);
  line-height: 1.28; letter-spacing: -.5px;
}
.hero__copy h1 em {
  font-style: normal;
  background: linear-gradient(120deg, #fb7185, #f97316 70%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.free-line {
  display: inline-flex; align-items: center; gap: 8px;
  margin: 0; font-size: 13.5px; color: #e7e3ee;
  background: rgba(255,255,255,.05); border: 1px solid var(--line);
  padding: 5px 12px; border-radius: 999px;
}
.free-line__tag {
  font-size: 11.5px; font-weight: 800; color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  padding: 2px 8px; border-radius: 999px;
}
.hero__desc { margin: 0; color: var(--muted); font-size: 14px; max-width: 34em; }
.cta-row { display: grid; gap: 10px; width: 100%; justify-items: center; }
.cta-row .btn { width: 100%; max-width: 340px; }
.free-strip {
  display: flex; gap: 8px; margin: 4px 0 0; padding: 0; list-style: none;
  width: 100%; justify-content: center; flex-wrap: wrap;
}
.free-strip li {
  flex: 1 1 auto; min-width: 92px;
  background: rgba(255,255,255,.045); border: 1px solid var(--line);
  border-radius: 12px; padding: 8px 10px; text-align: center;
  display: grid; gap: 1px;
}
.free-strip b { font-size: 14px; color: #fff; }
.free-strip b::first-letter { color: var(--brand-2); }
.free-strip span { font-size: 11px; color: var(--muted); }
.hero__hint { font-size: 12px; color: var(--muted); min-height: 18px; }

.hero__visual { display: none; }

/* 手机样机（桌面版块用） */
.phone {
  width: 260px; margin-inline: auto; border-radius: 34px;
  border: 1px solid rgba(255,255,255,.16);
  background: linear-gradient(180deg, #1a1522, #0d0b12);
  padding: 10px; box-shadow: var(--shadow);
}
.phone__screen { border-radius: 26px; background: #0a0910; overflow: hidden; padding: 12px; display: grid; gap: 8px; }
.chat { display: grid; gap: 8px; }
.chat__head { display: flex; align-items: center; gap: 8px; }
.chat__who { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; }
.avatar {
  width: 30px; height: 30px; border-radius: 50%; flex: none;
  background: linear-gradient(135deg, #f472b6, #e11d48);
  display: inline-block;
}
.avatar--xs { width: 22px; height: 22px; }
.avatar--sm { width: 26px; height: 26px; }
.avatar--md { width: 54px; height: 54px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); display: inline-block; }
.dot--off { background: #5b5566; }
.bubble {
  font-size: 12px; padding: 8px 11px; border-radius: 14px; max-width: 84%;
}
.bubble--in { background: rgba(255,255,255,.08); justify-self: start; border-end-start-radius: 5px; }
.bubble--out { background: rgba(225,29,72,.28); justify-self: end; border-end-end-radius: 5px; }
.call-card {
  display: flex; align-items: center; gap: 8px;
  background: rgba(34,197,94,.12); border: 1px solid rgba(34,197,94,.3);
  border-radius: 12px; padding: 8px 10px; font-size: 11.5px;
}
.call-card__pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.call-card__txt { color: #d9ffd9; }
.call-card__time { margin-inline-start: auto; color: var(--muted); font-variant-numeric: tabular-nums; }

.qr-card { display: grid; justify-items: center; gap: 6px; margin-top: 12px; }
.qr-card__img { width: 132px; height: 132px; background: #fff; border-radius: 12px; display: grid; place-items: center; }
.qr-card__img img { width: 100%; height: 100%; border-radius: 12px; }
.qr-card small { color: var(--muted); font-size: 11.5px; }

/* ── 统计条 ─────────────────────────────── */
.strip {
  max-width: 720px; margin: 16px auto 0; padding: 14px 16px;
  display: flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,.04); border: 1px solid var(--line);
  border-radius: 16px;
}
.strip__item { flex: 1; display: grid; justify-items: center; gap: 2px; }
.strip__item b { font-size: 20px; font-weight: 800; }
.strip__item span { font-size: 11.5px; color: var(--muted); }
.strip__sep { width: 1px; align-self: stretch; background: var(--line); }

/* ── 区块 ───────────────────────────────── */
.section { max-width: 1120px; margin: 0 auto; padding: 30px 16px; }
.section--tight { padding-block: 10px; }
.section__head { text-align: center; margin-bottom: 18px; display: grid; gap: 6px; }
.section__head h2 { margin: 0; font-size: clamp(20px, 5.2vw, 30px); }
.section__head p { margin: 0; color: var(--muted); font-size: 13.5px; }

.shots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.shot { display: grid; gap: 8px; justify-items: center; }
.shot__screen {
  position: relative; width: 100%; aspect-ratio: 9 / 15.5; overflow: hidden;
  border-radius: 20px; border: 1px solid var(--line);
  background: linear-gradient(180deg, #17131f, #0c0a11);
  padding: 10px; display: grid; align-content: start; gap: 6px;
}
.shot__label { color: var(--muted); font-size: 11.5px; text-align: center; }
.mini-row { display: flex; align-items: center; gap: 7px; padding: 6px 0; border-bottom: 1px solid rgba(255,255,255,.05); }
.mini-row .dot { margin-inline-start: auto; }
.mini-bar { height: 6px; border-radius: 99px; background: rgba(255,255,255,.16); display: block; }
.w25 { width: 25%; } .w38 { width: 38%; } .w40 { width: 40%; } .w45 { width: 45%; }
.w52 { width: 52%; } .w60 { width: 60%; } .w70 { width: 70%; }
.shot__screen--b { place-items: center; }
.video-veil { position: absolute; inset: 0; background: radial-gradient(120px 120px at 50% 42%, rgba(225,29,72,.3), transparent 70%); }
.video-pip {
  position: absolute; top: 10px; inset-inline-end: 10px;
  width: 34%; aspect-ratio: 3 / 4; border-radius: 10px;
  border: 1.5px solid rgba(255,255,255,.5); background: rgba(255,255,255,.08);
}
.video-ctrl { position: absolute; bottom: 12px; display: flex; gap: 8px; }
.video-ctrl i { width: 26px; height: 26px; border-radius: 50%; background: rgba(255,255,255,.18); }
.video-ctrl i:last-child { background: linear-gradient(135deg, var(--brand), #9f1239); }
.profile-head { display: grid; justify-items: center; gap: 6px; padding-top: 8px; }
.profile-tags { display: flex; gap: 5px; justify-content: center; }
.profile-tags i { width: 42px; height: 18px; border-radius: 99px; background: rgba(255,255,255,.1); }
.profile-line { height: 6px; border-radius: 99px; background: rgba(255,255,255,.1); }
.profile-line.short { width: 62%; }
.profile-btn {
  margin-top: auto; width: 100%; border: 0; border-radius: 999px;
  padding: 8px; font-size: 11.5px; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
}

/* 新版样机里的真图 */
.olist { height: 100%; display: flex; flex-direction: column; }
.olist__head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 2px 0 7px; font-size: 10.5px; color: #b9b4c6;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.olist__row { flex: 1; min-height: 0; display: flex; align-items: center; gap: 8px; padding: 5px 0; border-bottom: 1px solid rgba(255,255,255,.05); }
.olist__row:last-child { border-bottom: 0; }
.olist__ava { width: 24px; height: 24px; border-radius: 50%; object-fit: cover; flex: none; border: 1px solid rgba(255,255,255,.16); }
.olist__name { font-size: 11px; color: #e9e6f0; }
.olist__row .dot { margin-inline-start: auto; }

.vroom__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.vroom__veil { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(5,5,9,.5), rgba(5,5,9,.05) 34%, rgba(5,5,9,.8)); }
.vroom__top { position: absolute; inset-inline: 9px; top: 8px; display: flex; align-items: center; justify-content: space-between; }
.vroom__top b { font-size: 11px; color: #fff; text-shadow: 0 1px 8px rgba(0,0,0,.7); }
.vroom__time { font-style: normal; font-size: 9.5px; color: #fff; background: rgba(0,0,0,.42); padding: 2px 6px; border-radius: 99px; }
.vroom__pip { position: absolute; inset-inline-end: 9px; top: 32px; width: 42px; height: 58px; border-radius: 9px; overflow: hidden; border: 1.5px solid rgba(255,255,255,.55); }
.vroom__pip img { width: 100%; height: 100%; object-fit: cover; }
.vroom__ctrl { position: absolute; bottom: 10px; inset-inline: 0; display: flex; justify-content: center; gap: 8px; }
.vroom__ctrl i { width: 24px; height: 24px; border-radius: 50%; background: rgba(255,255,255,.22); }
.vroom__ctrl i.is-end { background: linear-gradient(135deg, #e11d48, #9f1239); }

.prof__ava { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; display: block; margin: 4px auto 0; border: 2px solid rgba(255,255,255,.18); }
.prof__name { display: block; text-align: center; color: #fff; font-size: 11.5px; }
.prof__name span { color: var(--muted); font-weight: 400; font-size: 10px; }
.prof__tags { display: flex; gap: 5px; justify-content: center; }
.prof__tags i { font-style: normal; font-size: 9.5px; color: #d9d4e4; padding: 2px 6px; border-radius: 99px; background: rgba(255,255,255,.09); }
.prof__line { margin: 0; text-align: center; font-size: 10px; line-height: 1.5; color: var(--muted); }
.prof__thumbs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; }
.prof__thumbs img { width: 100%; height: 44px; object-fit: cover; border-radius: 6px; border: 1px solid rgba(255,255,255,.08); }

/* 口碑带 */
.proof { margin: 18px auto 0; padding: 0 16px; max-width: 1120px; }
.proof__head { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; font-size: 12.5px; color: #cfcbd8; }
.proof__stars { color: #f5a524; letter-spacing: 2px; font-size: 11px; }
.proof__row { display: flex; gap: 10px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 6px; scrollbar-width: none; }
.proof__row::-webkit-scrollbar { display: none; }
.proof__card {
  flex: 0 0 79%; scroll-snap-align: start;
  padding: 12px 14px; border-radius: 14px;
  border: 1px solid rgba(255,255,255,.08);
  background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.022));
}
.proof__card p { margin: 0 0 7px; font-size: 12.5px; line-height: 1.75; color: #f1eef7; }
.proof__card small { color: #8f8b9c; font-size: 10.5px; }

/* 功能卡片 */
.features { display: grid; grid-template-columns: 1fr; gap: 12px; }
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px;
}
.card__ico {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  background: rgba(225,29,72,.18); color: #ffc7d3; font-size: 16px; margin-bottom: 8px;
}
.card h3 { margin: 0 0 4px; font-size: 15px; }
.card p { margin: 0; color: var(--muted); font-size: 13px; }

/* 照片墙 */
.gallery { display: grid; gap: 8px; grid-template-columns: repeat(2, 1fr); }
.gallery .tile {
  position: relative; aspect-ratio: 4 / 5; border-radius: 12px; overflow: hidden;
  background: #15111c; border: 1px solid var(--line); cursor: zoom-in;
}
.gallery .tile img { width: 100%; height: 100%; object-fit: cover; }
.gallery__note { text-align: center; color: var(--muted); font-size: 12px; margin-top: 10px; }

/* 步骤 */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.steps li {
  display: grid; grid-template-columns: auto 1fr; gap: 4px 12px;
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 14px;
}
.steps__n {
  grid-row: span 2; width: 30px; height: 30px; border-radius: 9px;
  display: grid; place-items: center; font-weight: 800;
  background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #fff;
}
.steps h3 { margin: 0; font-size: 14.5px; }
.steps p { margin: 0; color: var(--muted); font-size: 13px; }

/* 安装提示 / FAQ */
.install {
  background: rgba(249,115,22,.07); border: 1px solid rgba(249,115,22,.22);
  border-radius: var(--radius); padding: 16px;
}
.install h2 { margin: 0 0 8px; font-size: 16px; }
.install ul { margin: 0; padding-inline-start: 18px; color: var(--muted); font-size: 13px; display: grid; gap: 5px; }
.faq { display: grid; gap: 8px; }
.faq details {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 12px; padding: 12px 14px;
}
.faq summary { cursor: pointer; font-weight: 600; font-size: 14px; }
.faq p { margin: 8px 0 0; color: var(--muted); font-size: 13px; }

/* 结尾 CTA */
.final { text-align: center; padding: 22px 16px 8px; display: grid; gap: 10px; justify-items: center; }
.final__note { margin: 0; color: var(--muted); font-size: 12px; max-width: 36em; }

.footer { border-top: 1px solid var(--line); margin-top: 18px; }
.footer__inner {
  max-width: 1120px; margin: 0 auto; padding: 18px 16px;
  display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between;
  color: var(--muted); font-size: 12px;
}

/* 灯箱 */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,.9);
  display: grid; place-items: center; padding: 24px;
}
.lightbox img { max-height: 86vh; max-width: 92vw; border-radius: 10px; }
.lightbox__close {
  position: absolute; top: 14px; inset-inline-end: 16px;
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,.14); border: 0; color: #fff; font-size: 22px; cursor: pointer;
}

/* ── 年龄门 ─────────────────────────────── */
.gate {
  position: fixed; inset: 0; z-index: 250;
  background: rgba(6, 6, 10, .94);
  display: grid; place-items: center; padding: 20px;
  backdrop-filter: blur(6px);
}
.gate[hidden] { display: none; }
.gate__card {
  width: 100%; max-width: 380px; text-align: center;
  background: linear-gradient(180deg, #17131f, #0d0b12);
  border: 1px solid var(--line); border-radius: 20px;
  padding: 24px 20px; display: grid; gap: 12px; box-shadow: var(--shadow);
}
.gate__badge {
  width: 54px; height: 54px; margin-inline: auto; border-radius: 50%;
  display: grid; place-items: center; font-weight: 800; font-size: 16px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #fff;
}
.gate h2 { margin: 0; font-size: 19px; }
.gate p { margin: 0; color: var(--muted); font-size: 13px; }
.gate__actions { display: grid; gap: 8px; margin-top: 4px; }

/* ── 新版：WebView 提示条 / 底部常驻 CTA / 桌面拦截 ── */
.wvbar {
  display: flex; align-items: center; gap: 8px;
  background: rgba(249,115,22,.16); border-bottom: 1px solid rgba(249,115,22,.3);
  color: #ffe4cc; font-size: 12px; padding: 8px 12px;
}
.wvbar span { flex: 1; }
.wvbar button {
  border: 1px solid rgba(255,255,255,.22); background: rgba(255,255,255,.08);
  color: #fff; font-size: 11.5px; padding: 4px 10px; border-radius: 999px; cursor: pointer;
}
.stickycta {
  position: fixed; z-index: 80; inset-inline: 12px; bottom: 12px;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px; border-radius: 999px; font-weight: 800; font-size: 15px;
  color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: 0 12px 30px rgba(225,29,72,.45);
}
body.is-desktop .stickycta { display: none; }

.deskguard {
  position: fixed; inset: 0; z-index: 240;
  display: grid; place-items: center; padding: 24px;
  background: rgba(6,6,10,.96);
}
.deskguard[hidden] { display: none; }
.deskguard__card {
  max-width: 460px; width: 100%; text-align: center; display: grid; gap: 14px;
  background: linear-gradient(180deg, #17131f, #0d0b12);
  border: 1px solid var(--line); border-radius: 22px; padding: 26px 22px;
}
.deskguard h2 { margin: 0; font-size: 20px; }
.deskguard p { margin: 0; color: var(--muted); font-size: 13px; }
.deskgurad__qr, .deskqr { width: 160px; height: 160px; margin-inline: auto; background: #fff; border-radius: 14px; display: grid; place-items: center; font-size: 11px; color: #555; }
.deskguard .btn { width: 100%; }

/* ── 响应式 ─────────────────────────────── */
@media (min-width: 520px) {
  .features { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 860px) {
  .nav__links { display: flex; }
  .features { grid-template-columns: repeat(3, 1fr); }
  .gallery { grid-template-columns: repeat(4, 1fr); }
  .hero { grid-template-columns: 1fr 300px; align-items: center; padding-top: 36px; }
  .hero__visual { display: block; }
  .hero__band { display: none !important; }
  .hero__copy { justify-items: start; text-align: start; }
  .cta-row { justify-items: start; }
  .cta-row .btn { width: auto; }
  .free-strip { justify-content: flex-start; }
  .hero__photos {
    display: block; position: absolute; z-index: -1;
    top: -72px; bottom: 6px; inset-inline: 0;
    overflow: hidden;
  }
  .hero__photos img {
    position: absolute; inset: 0; width: 100%; height: 100%;
    object-fit: cover; object-position: center 20%;
    opacity: 0; transition: opacity 1.2s ease;
  }
  .hero__photos img.is-on { opacity: .95; }
  .hero__photos::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(90deg, rgba(11,11,18,.97) 0%, rgba(11,11,18,.86) 38%, rgba(11,11,18,.45) 70%, rgba(11,11,18,.7) 100%),
                linear-gradient(180deg, rgba(11,11,18,.5), rgba(11,11,18,.12) 42%, var(--bg) 100%);
  }
  .stickycta { display: none; }
}

/* 桌面拦截时藏掉正常内容 */
body.is-desktop .hero,
body.is-desktop .section,
body.is-desktop .final,
body.is-desktop .footer,
body.is-desktop .strip,
body.is-desktop .proof,
body.is-desktop .nav__links { display: none; }