:root {
  --bg: #020712;
  --panel: rgba(7, 22, 42, .78);
  --panel-2: rgba(10, 31, 58, .66);
  --line: rgba(80, 223, 255, .22);
  --line-soft: rgba(255, 255, 255, .12);
  --text: #f7fbff;
  --muted: rgba(232, 246, 255, .7);
  --cyan: #22e7ff;
  --mint: #25f4ca;
  --blue: #5ab8ff;
  --purple: #a45cff;
  --orange: #ff8a22;
  --red: #ff4f78;
  --yellow: #ffd166;
  --shadow: 0 26px 90px rgba(0, 0, 0, .45);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 205, 255, .16), transparent 36%),
    radial-gradient(circle at 84% 16%, rgba(130, 71, 255, .2), transparent 28%),
    linear-gradient(180deg, #020712 0%, #031221 48%, #04131d 100%);
  font-family: Arial, "Microsoft YaHei", "PingFang SC", sans-serif;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(76, 219, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(76, 219, 255, .045) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: linear-gradient(180deg, #000 0%, rgba(0,0,0,.75) 46%, transparent 90%);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(34,231,255,.5) 0 1px, transparent 1px),
    radial-gradient(circle, rgba(164,92,255,.42) 0 1px, transparent 1px);
  background-size: 120px 120px, 190px 190px;
  background-position: 12px 18px, 58px 74px;
  opacity: .35;
}
a { color: inherit; text-decoration: none; }
button { border: 0; color: inherit; font: inherit; cursor: pointer; }
img { display: block; max-width: 100%; }
.shell { position: relative; z-index: 1; width: min(1240px, calc(100% - 36px)); margin: 0 auto; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(2, 7, 18, .78);
  backdrop-filter: blur(18px);
}
.topbar-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.brand { display: flex; align-items: center; gap: 14px; min-width: 220px; }
.brand-logo {
  width: 56px;
  height: 56px;
  flex: 0 0 auto;
  filter: drop-shadow(0 0 18px rgba(34,231,255,.38));
}
.wordmark-brand { min-width: 310px; }
.brand-wordmark {
  width: 250px;
  height: auto;
  flex: 0 0 auto;
  filter: drop-shadow(0 0 18px rgba(34,231,255,.24));
}
.mark {
  width: 38px;
  height: 38px;
  position: relative;
  border-radius: 12px;
  background: radial-gradient(circle at 50% 50%, rgba(37,244,202,.18), transparent 58%);
  filter: drop-shadow(0 0 18px rgba(34,231,255,.55));
}
.mark::before,
.mark::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 16px;
  width: 24px;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), var(--mint));
  box-shadow: 0 0 18px rgba(37,244,202,.45);
}
.mark::before { transform: rotate(45deg); }
.mark::after { transform: rotate(-45deg); }
.brand strong { font-size: 27px; line-height: 1; letter-spacing: .01em; }
.nav { display: flex; align-items: center; gap: 28px; color: rgba(255,255,255,.82); font-size: 14px; font-weight: 800; }
.nav a { white-space: nowrap; }
.nav a:first-child { color: var(--mint); }
.top-actions { display: flex; align-items: center; gap: 12px; }
.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 42px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  padding: 4px;
}
.lang-toggle button {
  min-width: 48px;
  height: 32px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: rgba(255,255,255,.72);
  font: inherit;
  font-size: 13px;
  font-weight: 900;
  cursor: pointer;
}
.lang-toggle button.active {
  background: linear-gradient(90deg, var(--mint), #7bdcff);
  color: #02101c;
}
.lang, .small-cta {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.055);
  padding: 0 16px;
  font-weight: 900;
  white-space: nowrap;
}
.small-cta, .primary-cta {
  background: linear-gradient(90deg, var(--mint), #7bdcff);
  color: #02101c;
  border: 0;
  box-shadow: 0 0 30px rgba(34,231,255,.35);
}
.hero { display: grid; grid-template-columns: minmax(0, .95fr) minmax(410px, 1.05fr); align-items: center; gap: 42px; padding: 46px 0 28px; min-height: 600px; }
.pill {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(37,244,202,.45);
  border-radius: 999px;
  background: rgba(37,244,202,.08);
  color: #bffef0;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 900;
}
h1 { margin: 20px 0 0; font-size: clamp(44px, 5.4vw, 74px); line-height: 1.08; letter-spacing: 0; }
h1 span { color: var(--mint); text-shadow: 0 0 30px rgba(37,244,202,.34); }
.hero-copy { max-width: 720px; }
.hero-title {
  max-width: 560px;
  font-size: clamp(24px, 2.6vw, 34px);
  line-height: 1.2;
  word-break: keep-all;
  overflow-wrap: normal;
  text-wrap: balance;
}
.subtitle { max-width: 650px; margin: 18px 0 0; color: rgba(243,249,255,.82); font-size: clamp(17px, 1.45vw, 21px); line-height: 1.55; font-weight: 850; }
.plain-copy { color: var(--muted); line-height: 1.72; font-size: 16.5px; max-width: 660px; }
.security-note {
  max-width: 660px;
  margin: 14px 0 0;
  border: 1px solid rgba(37,244,202,.24);
  border-radius: 16px;
  background: rgba(37,244,202,.045);
  color: #d7fff6;
  padding: 13px 15px;
  line-height: 1.62;
  font-size: 14px;
  font-weight: 850;
}
.hero-actions, .store-row, .inline-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 32px; }
.btn {
  min-height: 56px;
  min-width: 190px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 18px;
  padding: 0 30px;
  font-size: 18px;
  font-weight: 950;
}
.hero-actions .btn.primary { min-width: 230px; }
.hero-actions .btn.ghost { color: rgba(219, 234, 255, .86); background: rgba(255,255,255,.032); }
.btn.primary { background: linear-gradient(90deg, var(--mint), #78d4ff); color: #02101c; box-shadow: 0 0 32px rgba(37,244,202,.35); }
.btn.ghost { border: 1px solid rgba(117, 161, 255, .44); background: rgba(255,255,255,.045); color: #dbeaff; }
.check-row { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 20px; color: rgba(232,246,255,.78); font-size: 14px; font-weight: 800; }
.check-row span::before { content: "✓"; color: var(--mint); margin-right: 8px; }
.hero-visual { position: relative; min-height: 520px; }
.world {
  position: absolute;
  inset: 10px -10px 38px 0;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 52%, rgba(34,231,255,.2), transparent 28%),
    radial-gradient(circle at 50% 52%, transparent 0 28%, rgba(34,231,255,.2) 29% 30%, transparent 31% 42%, rgba(164,92,255,.2) 43% 44%, transparent 45%),
    url("signalx-hero.svg") center/contain no-repeat;
  opacity: .96;
  filter: drop-shadow(0 0 40px rgba(34,231,255,.28));
}
.orbit {
  position: absolute;
  left: 7%;
  right: -3%;
  bottom: 26px;
  height: 148px;
  border-radius: 50%;
  border: 1px solid rgba(34,231,255,.46);
  transform: perspective(640px) rotateX(66deg);
  box-shadow: 0 0 36px rgba(34,231,255,.34), inset 0 0 42px rgba(164,92,255,.22);
}
.phone {
  position: absolute;
  left: 50%;
  top: 8px;
  transform: translateX(-50%);
  width: 236px;
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 38px;
  background: #030914;
  padding: 12px;
  box-shadow: 0 26px 80px rgba(0,0,0,.52), 0 0 58px rgba(34,231,255,.23);
}
.phone::before { content: ""; position: absolute; left: 50%; top: 10px; width: 86px; height: 18px; border-radius: 0 0 16px 16px; background: #030914; transform: translateX(-50%); z-index: 3; }
.screen {
  min-height: 456px;
  overflow: hidden;
  border: 1px solid rgba(34,231,255,.22);
  border-radius: 30px;
  background: radial-gradient(circle at 50% 21%, rgba(34,231,255,.28), transparent 28%), linear-gradient(180deg, #061b27, #05101d);
  padding: 20px 14px 14px;
}
.phone-status { display: flex; justify-content: space-between; color: #fff; font-size: 10px; font-weight: 900; }
.radar-title { margin-top: 18px; color: #dffaff; text-align: center; font-size: 13px; font-weight: 950; letter-spacing: .08em; }
.radar { position: relative; display: grid; place-items: center; width: 150px; height: 150px; margin: 18px auto 12px; border: 1px solid rgba(34,231,255,.45); border-radius: 50%; background: radial-gradient(circle, rgba(34,231,255,.2) 0 2px, transparent 3px), radial-gradient(circle, transparent 0 34%, rgba(34,231,255,.25) 35% 36%, transparent 37% 55%, rgba(34,231,255,.22) 56% 57%, transparent 58%); }
.radar::before { content: ""; position: absolute; width: 1px; height: 150px; background: rgba(34,231,255,.36); }
.radar::after { content: ""; position: absolute; width: 150px; height: 1px; background: rgba(34,231,255,.36); }
.globe { width: 76px; height: 76px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #76efff, #0b6ca7 54%, #053055); box-shadow: 0 0 30px rgba(34,231,255,.55); }
.feed { display: grid; gap: 9px; margin-top: 12px; }
.feed div { display: flex; align-items: center; justify-content: space-between; gap: 10px; border-radius: 12px; background: rgba(255,255,255,.07); padding: 10px; font-size: 11px; color: #d9f8ff; }
.feed b { color: var(--mint); }
.coin, .float-card { position: absolute; border: 1px solid rgba(34,231,255,.28); background: rgba(4, 18, 34, .82); backdrop-filter: blur(12px); box-shadow: 0 0 30px rgba(34,231,255,.16); }
.coin { width: 68px; height: 68px; display: grid; place-items: center; border-radius: 50%; color: #fff; font-size: 28px; font-weight: 950; }
.coin.btc { left: 9%; top: 92px; color: #ffcf5a; }
.coin.eth { right: 7%; top: 128px; color: #65d7ff; }
.float-card { min-width: 150px; border-radius: 16px; padding: 13px 15px; color: #dffaff; }
.float-card b { display: block; font-size: 15px; }
.float-card span { display: block; margin-top: 5px; color: var(--muted); font-size: 12px; }
.float-card.left { left: 2%; top: 205px; }
.float-card.right-1 { right: 0; top: 216px; }
.float-card.right-2 { right: 2%; top: 316px; border-color: rgba(164,92,255,.4); }
.float-card.right-3 { right: 0; top: 398px; z-index: 4; border-color: rgba(255,138,34,.42); }
.gain { color: var(--mint); font-weight: 950; }
.metric-row, .trust-strip { display: grid; gap: 16px; }
.metric-row { grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 30px; max-width: 650px; }
.metric { display: flex; gap: 10px; align-items: center; min-width: 0; }
.metric i { width: 34px; height: 34px; flex: 0 0 auto; display: grid; place-items: center; border: 1px solid rgba(37,244,202,.45); border-radius: 12px; color: var(--mint); font-style: normal; }
.metric b { display: block; font-size: 14px; }
.metric span { display: block; margin-top: 2px; color: var(--muted); font-size: 12px; }
.trust-strip { grid-template-columns: repeat(5, 1fr); align-items: center; margin: 6px 0 28px; padding: 20px 0; border-top: 1px solid rgba(255,255,255,.08); border-bottom: 1px solid rgba(255,255,255,.08); }
.trust-item { text-align: center; }
.trust-item b { display: block; font-size: 27px; }
.trust-item span { display: block; margin-top: 4px; color: var(--muted); font-size: 13px; }
.section { position: relative; z-index: 1; margin-top: 18px; }
.section-panel {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(9, 31, 55, .72), rgba(4, 15, 29, .72));
  box-shadow: var(--shadow);
  padding: 24px;
  overflow: hidden;
}
.section h2 { margin: 0; text-align: center; font-size: clamp(28px, 3.4vw, 42px); line-height: 1.18; }
.section-lead { margin: 14px auto 0; max-width: 760px; color: var(--muted); text-align: center; line-height: 1.75; font-size: 17px; }
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; margin-top: 22px; }
.feature-card { position: relative; min-height: 292px; display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 18px; background: radial-gradient(circle at 50% 4%, rgba(34,231,255,.2), transparent 28%), rgba(4, 18, 34, .72); padding: 18px; overflow: hidden; }
.feature-card.purple { border-color: rgba(164,92,255,.35); background: radial-gradient(circle at 50% 4%, rgba(164,92,255,.23), transparent 28%), rgba(18, 11, 38, .72); }
.feature-card.orange { border-color: rgba(255,138,34,.38); background: radial-gradient(circle at 50% 4%, rgba(255,138,34,.23), transparent 28%), rgba(38, 19, 4, .7); }
.feature-card.safe { border-color: rgba(37,244,202,.36); background: radial-gradient(circle at 50% 4%, rgba(37,244,202,.2), transparent 28%), rgba(4, 25, 24, .72); }
.feature-card.strategy { border-color: rgba(255,209,102,.38); background: radial-gradient(circle at 50% 4%, rgba(255,209,102,.2), transparent 28%), rgba(34, 26, 6, .72); }
.feature-art { height: 98px; display: grid; place-items: center; }
.feature-art img { max-height: 94px; filter: drop-shadow(0 0 22px rgba(34,231,255,.35)); }
.feature-card h3 { margin: 8px 0 0; text-align: center; font-size: 21px; line-height: 1.22; }
.feature-card p { min-height: 68px; margin: 8px 0 0; text-align: center; color: #c7e9f5; line-height: 1.55; font-weight: 800; font-size: 13.5px; }
.tags { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-top: 14px; }
.tag { border: 1px solid rgba(37,244,202,.22); border-radius: 999px; background: rgba(37,244,202,.08); color: #d7fff6; padding: 7px 8px; font-size: 11px; text-align: center; font-weight: 850; }
.card-cta { display: block; margin-top: auto; border-radius: 13px; background: linear-gradient(90deg, rgba(37,244,202,.9), rgba(90,184,255,.9)); color: #03121d; text-align: center; padding: 12px; font-weight: 950; min-height: 44px; }
.feature-card.purple .card-cta { background: linear-gradient(90deg, #743cff, #d35cff); color: #fff; }
.feature-card.orange .card-cta { background: linear-gradient(90deg, #ff8a22, #ffbd59); color: #210c00; }
.feature-card.strategy .card-cta { background: linear-gradient(90deg, #ffd166, #25f4ca); color: #161001; }
.split { display: grid; grid-template-columns: .95fr 1.05fr; gap: 24px; align-items: center; }
.pain-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 22px; }
.simple-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 22px; }
.pain, .simple-card { border: 1px solid var(--line-soft); border-radius: 18px; background: rgba(255,255,255,.055); padding: 22px; }
.pain b, .simple-card b { display: block; font-size: 20px; line-height: 1.3; }
.pain p, .simple-card p { margin: 10px 0 0; color: var(--muted); line-height: 1.65; font-size: 15px; }
.query { display: grid; grid-template-columns: 310px 1fr 210px; gap: 22px; align-items: stretch; margin-top: 20px; }
.query-left, .query-main, .query-phone { border: 1px solid var(--line); border-radius: 22px; background: rgba(5, 18, 34, .76); padding: 22px; }
.upgrade { display: inline-flex; border-radius: 999px; background: var(--mint); color: #03121d; padding: 7px 13px; font-size: 12px; font-weight: 950; }
.query-left h2 { text-align: left; margin-top: 18px; }
.hot-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 22px; }
.hot-list span { border: 1px solid rgba(34,231,255,.28); border-radius: 999px; padding: 10px; color: #dffaff; font-size: 12px; font-weight: 850; }
.step-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.step-tabs span { border-radius: 999px; padding: 9px 13px; background: rgba(255,255,255,.06); color: var(--muted); font-size: 12px; font-weight: 900; }
.step-tabs span.active { background: rgba(37,244,202,.16); color: var(--mint); border: 1px solid rgba(37,244,202,.32); }
.builder { display: grid; grid-template-columns: 240px 1fr; gap: 18px; margin-top: 18px; }
.builder-visual { border-radius: 18px; border: 1px solid rgba(34,231,255,.2); background: radial-gradient(circle at 50% 18%, rgba(34,231,255,.22), transparent 34%), rgba(255,255,255,.045); padding: 18px; }
.builder-visual img { margin: 0 auto; max-height: 220px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.field { border: 1px solid rgba(255,255,255,.1); border-radius: 13px; background: rgba(0,0,0,.18); padding: 13px; }
.field small { display: block; color: var(--muted); font-size: 11px; }
.field b { display: block; margin-top: 5px; color: #dffaff; font-size: 14px; }
.prompt { grid-column: 1 / -1; min-height: 74px; color: rgba(255,255,255,.52); }
.analyze { grid-column: 1 / -1; min-height: 58px; border-radius: 16px; background: linear-gradient(90deg, var(--mint), #72d5ff, #a98aff); color: #02101c; font-size: 19px; font-weight: 950; }
.mini-screen { border: 1px solid rgba(255,255,255,.16); border-radius: 28px; background: #05121f; padding: 14px; min-height: 336px; }
.mini-screen b { display: block; font-size: 22px; color: #dffaff; }
.rank { color: var(--mint); font-size: 30px; font-weight: 950; }
.chart { height: 92px; margin: 18px 0; border-radius: 16px; background: linear-gradient(160deg, rgba(37,244,202,.2), transparent), url("signalx-alpha.svg") center/cover no-repeat; }
.donut { width: 94px; height: 94px; border-radius: 50%; background: conic-gradient(var(--orange) 0 42%, var(--purple) 42% 73%, var(--cyan) 73% 100%); margin: 12px auto; border: 10px solid rgba(4,18,34,.9); box-shadow: 0 0 0 1px rgba(255,255,255,.12); }
.push { display: grid; grid-template-columns: 1fr 300px; gap: 22px; align-items: center; margin-top: 20px; }
.channel-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.channel { min-height: 82px; display: flex; align-items: center; gap: 12px; border: 1px solid var(--line-soft); border-radius: 18px; background: rgba(255,255,255,.045); padding: 14px; }
.channel i { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; background: linear-gradient(135deg, var(--cyan), var(--purple)); font-style: normal; font-weight: 950; }
.channel b { display: block; font-size: 14px; }
.channel span { display: block; margin-top: 4px; color: var(--muted); font-size: 11px; }
.notice { border: 1px solid var(--line-soft); border-radius: 18px; background: rgba(255,255,255,.055); padding: 18px; }
.notice b { display: block; font-size: 18px; }
.notice p { margin: 10px 0 0; color: var(--muted); line-height: 1.65; font-size: 13px; }
.download { display: grid; grid-template-columns: 112px minmax(0, 1fr) minmax(360px, 420px); gap: 30px; align-items: center; margin-top: 20px; }
.download > div:nth-child(2) { max-width: 760px; }
.bolt { width: 92px; height: 92px; display: grid; place-items: center; border-radius: 28px; background: radial-gradient(circle at 35% 25%, #72f3ff, #092dff); box-shadow: 0 0 48px rgba(34,231,255,.38); font-size: 52px; }
.download h2 { text-align: left; font-size: clamp(32px, 3.7vw, 48px); }
.download p { margin: 10px 0 0; color: var(--muted); font-size: 18px; }
.store-row { display: grid; grid-template-columns: minmax(0, 1fr) 112px; grid-template-rows: repeat(2, auto); gap: 12px; align-items: center; margin-top: 0; }
.store { min-width: 0; min-height: 56px; display: flex; flex-direction: column; justify-content: center; border-radius: 14px; border: 1px solid rgba(255,255,255,.28); background: #05070d; color: #fff; padding: 0 18px; font-weight: 950; }
.store small { color: rgba(255,255,255,.58); font-size: 11px; margin-bottom: 3px; }
.store.pending { border-style: dashed; color: rgba(255,255,255,.78); background: rgba(255,255,255,.08); }
.qr { grid-column: 2; grid-row: 1 / span 2; width: 112px; border-radius: 16px; background: #fff; padding: 8px; }
.floating-download {
  position: fixed;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
  z-index: 60;
  width: min(980px, calc(100% - 28px));
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: center;
  border: 1px solid rgba(37,244,202,.32);
  border-radius: 20px;
  background: linear-gradient(90deg, rgba(3, 18, 32, .94), rgba(8, 35, 55, .94));
  box-shadow: 0 18px 70px rgba(0,0,0,.44), 0 0 34px rgba(37,244,202,.18);
  backdrop-filter: blur(18px);
  padding: 12px 14px 12px 18px;
}
.floating-download b { display: block; font-size: 17px; }
.floating-download span { display: block; margin-top: 4px; color: #bdfcf2; font-size: 13px; font-weight: 850; }
.floating-download a { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; border-radius: 15px; background: linear-gradient(90deg, var(--mint), #7bdcff); color: #02101c; padding: 0 22px; font-weight: 950; white-space: nowrap; }
.footer { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 28px; padding: 34px 0 118px; color: rgba(255,255,255,.72); }
.footer h4 { margin: 0 0 12px; color: #fff; }
.footer a, .footer span { display: block; margin-top: 9px; color: rgba(255,255,255,.56); font-size: 13px; }
.risk-note { margin-top: 16px; color: rgba(255,255,255,.58); line-height: 1.7; font-size: 13px; }
.variant-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 30px; }
.variant-card { border: 1px solid var(--line); border-radius: 22px; background: var(--panel); padding: 22px; min-height: 280px; display: flex; flex-direction: column; }
.variant-card h2 { text-align: left; font-size: 26px; }
.variant-card p { color: var(--muted); line-height: 1.65; }
.variant-card a { margin-top: auto; min-height: 48px; display: inline-flex; align-items: center; justify-content: center; border-radius: 14px; background: linear-gradient(90deg, var(--mint), #7bdcff); color: #02101c; font-weight: 950; }
.simple body, body.simple { background: radial-gradient(circle at 82% 12%, rgba(34,231,255,.13), transparent 30%), linear-gradient(180deg, #031020, #061722); }
body.simple h1 span { color: #7bdcff; }
body.simple .hero { grid-template-columns: minmax(0, 1fr) minmax(360px, .82fr); }
body.conversion .hero { grid-template-columns: minmax(0, .88fr) minmax(390px, 1.12fr); }
body.conversion h1 { font-size: clamp(48px, 6.8vw, 88px); }
body.trust { background: radial-gradient(circle at 20% 4%, rgba(37,244,202,.13), transparent 30%), linear-gradient(180deg, #020712, #07151c); }
body.trust h1 span { color: #bfffe9; }
body.trust .feature-card { min-height: 230px; }
@media (max-width: 1040px) {
  .nav { display: none; }
  .hero, .query, .push, .download, .split { grid-template-columns: 1fr; }
  .hero-visual { min-height: 560px; }
  .feature-grid, .variant-list { grid-template-columns: repeat(2, 1fr); }
  .channel-row { grid-template-columns: repeat(2, 1fr); }
  .store-row { justify-content: flex-start; }
  .trust-strip { grid-template-columns: repeat(2, 1fr); }
  .footer { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 680px) {
  .shell { width: min(100% - 24px, 1240px); }
  .topbar-inner { min-height: auto; padding: 14px 0; }
  .brand { min-width: auto; }
  .brand-logo { width: 44px; height: 44px; }
  .wordmark-brand { min-width: auto; }
  .brand-wordmark { width: 188px; }
  .brand strong { font-size: 22px; }
  .lang { display: none; }
  .lang-toggle button { min-width: 42px; font-size: 12px; }
  .hero { padding-top: 24px; }
  h1 { font-size: clamp(34px, 10.5vw, 48px); line-height: 1.12; }
  .hero-title { font-size: clamp(22px, 5.8vw, 30px); max-width: 100%; }
  .subtitle { font-size: 15.5px; line-height: 1.5; }
  .plain-copy { font-size: 15px; line-height: 1.68; }
  .security-note { font-size: 13.5px; line-height: 1.55; padding: 11px 12px; }
  .metric-row, .feature-grid, .builder, .form-grid, .channel-row, .footer, .variant-list, .pain-grid, .simple-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .hero-visual { min-height: 500px; transform: scale(.9); transform-origin: top center; margin-bottom: -54px; }
  .float-card { display: none; }
  .trust-strip { grid-template-columns: 1fr 1fr; }
  .section-panel { padding: 18px; border-radius: 20px; }
  .query-left h2, .download h2 { text-align: left; }
  .hot-list { grid-template-columns: 1fr; }
  .store-row { grid-template-columns: 1fr; }
  .store { min-width: 100%; }
  .qr { grid-column: auto; grid-row: auto; margin: 0 auto; }
  .feature-card { min-height: auto; }
  .feature-card p { min-height: auto; }
  .floating-download { grid-template-columns: 1fr; text-align: center; gap: 10px; padding: 11px; }
  .floating-download b { font-size: 14.5px; line-height: 1.35; }
  .floating-download span { font-size: 12px; line-height: 1.35; }
  .floating-download a { width: 100%; min-height: 44px; padding: 0 14px; }
}

html[lang="en"] .hero-copy { max-width: 780px; }
html[lang="en"] .hero-title { max-width: 760px; font-size: clamp(30px, 3.3vw, 44px); line-height: 1.08; }
html[lang="en"] .subtitle { max-width: 760px; font-size: clamp(16px, 1.45vw, 20px); line-height: 1.55; }
html[lang="en"] .security-note { max-width: 720px; }
html[lang="en"] .feature-card h3 { font-size: 19px; line-height: 1.18; }
html[lang="en"] .feature-card p { min-height: 74px; font-size: 12.5px; line-height: 1.45; }
html[lang="en"] .feature-card.strategy p { min-height: 92px; }
html[lang="en"] .tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
html[lang="en"] .tag { width: auto; min-width: 0; max-width: 100%; padding: 7px 10px; font-size: 10.2px; line-height: 1.15; white-space: nowrap; }
html[lang="en"] .floating-download { max-width: 980px; grid-template-columns: minmax(0, 1fr) auto; }
html[lang="en"] .floating-download b { font-size: 15.5px; }
html[lang="en"] .floating-download span { font-size: 12.2px; line-height: 1.3; }
html[lang="en"] .floating-download a { min-width: 168px; }
html[lang="en"] .wordmark-brand { min-width: 246px; }
html[lang="en"] .brand-wordmark { width: 220px; }
html[lang="en"] .topbar-inner { gap: 14px; }
html[lang="en"] .nav { gap: 18px; font-size: 13px; }
html[lang="en"] .top-actions { gap: 8px; }
html[lang="en"] .lang,
html[lang="en"] .small-cta { min-height: 38px; padding: 0 13px; font-size: 12px; }
html[lang="en"] .lang-toggle { min-height: 38px; }
html[lang="en"] .lang-toggle button { min-width: 40px; height: 30px; font-size: 12px; }
@media (max-width: 680px) {
  html[lang="en"] .hero-title { font-size: clamp(28px, 8vw, 40px); }
  html[lang="en"] .feature-card p,
  html[lang="en"] .feature-card.strategy p { min-height: auto; }
  html[lang="en"] .floating-download { grid-template-columns: 1fr; }
}