:root {
  --green: #16bd6e;
  --green-dark: #079653;
  --green-soft: #eafaf2;
  --ink: #101828;
  --muted: #667085;
  --line: #e4e9e6;
  --surface: #f5f7f6;
  --white: #fff;
  --shadow: 0 24px 64px rgba(21, 74, 50, .1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  padding-bottom: 100px;
  color: var(--ink);
  background: var(--white);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
img { display: block; max-width: 100%; }
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.container { width: min(1160px, calc(100% - 48px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(225, 231, 227, .8);
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(18px);
}
.nav-wrap { width: min(1240px, calc(100% - 48px)); height: 72px; margin: auto; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 800; letter-spacing: -.5px; white-space: nowrap; }
.brand img { width: 38px; height: 38px; border-radius: 10px; }
.nav-links { display: flex; align-items: center; gap: 30px; margin-left: auto; }
.nav-links a { position: relative; color: #475467; font-size: 14px; font-weight: 600; }
.nav-links a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -8px; height: 2px; background: var(--green); transition: right .2s ease; }
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { right: 0; }
.nav-download { padding: 11px 18px; border-radius: 10px; color: #fff; background: var(--ink); font-size: 13px; font-weight: 700; transition: transform .2s, background .2s; }
.nav-download:hover { transform: translateY(-1px); background: var(--green-dark); }
.nav-toggle { display: none; margin-left: auto; padding: 6px; border: 0; background: transparent; }
.nav-toggle span { display: block; width: 22px; height: 2px; margin: 4px 0; border-radius: 2px; background: var(--ink); }

.hero { position: relative; overflow: hidden; padding: 56px 0 64px; background: linear-gradient(145deg, #fbfdfc 0%, #eef9f3 70%, #f9fcfa 100%); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .28; background-image: radial-gradient(#3ecb87 1px, transparent 1px); background-size: 24px 24px; mask-image: linear-gradient(90deg, #000, transparent 55%); }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(3px); }
.hero-glow-one { width: 420px; height: 420px; top: -250px; right: 8%; background: rgba(51, 213, 136, .16); }
.hero-glow-two { width: 240px; height: 240px; bottom: -160px; left: 22%; background: rgba(28, 193, 110, .12); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; min-height: 540px; }
.hero-copy { position: relative; z-index: 2; padding-right: 30px; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; margin-bottom: 20px; padding: 8px 13px; border: 1px solid #c9eedb; border-radius: 99px; color: #187247; background: rgba(255,255,255,.7); font-size: 13px; font-weight: 700; }
.eyebrow span { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 5px rgba(22,189,110,.12); }
.hero h1 { margin: 0; font-size: clamp(48px, 5.2vw, 76px); line-height: 1.08; letter-spacing: -4px; }
.hero h1 span, .hero h1 em { display: block; white-space: nowrap; }
.hero h1 em { color: var(--green); font-style: normal; }
.hero-copy > p { max-width: 560px; margin: 26px 0 0; color: #53605a; font-size: 18px; line-height: 1.85; }
.hero-actions { display: flex; align-items: center; gap: 14px; margin-top: 34px; }
.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; gap: 9px; padding: 0 23px; border-radius: 13px; font-size: 15px; font-weight: 800; transition: transform .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: linear-gradient(135deg, #22ce7b, #08a75b); box-shadow: 0 14px 30px rgba(12, 171, 91, .23); }
.button-primary svg { width: 22px; fill: currentColor; }
.button-ghost { border: 1px solid #dce5e0; background: rgba(255,255,255,.8); }
.button-ghost span { color: var(--green-dark); font-size: 20px; }
.hero-meta { display: flex; align-items: center; gap: 24px; margin-top: 42px; }
.hero-meta div { display: flex; flex-direction: column; }
.hero-meta strong { font-size: 18px; }
.hero-meta span { margin-top: 4px; color: var(--muted); font-size: 12px; }
.hero-meta i { width: 1px; height: 30px; background: #d8e2dc; }

.hero-visual { position: relative; min-height: 570px; }
.orbit { position: absolute; border: 1px solid rgba(11, 158, 84, .14); border-radius: 50%; }
.orbit-one { width: 510px; height: 510px; top: 35px; right: 0; }
.orbit-two { width: 390px; height: 390px; top: 95px; right: 60px; border-style: dashed; }
.phone { overflow: hidden; border: 8px solid #151b20; border-radius: 38px; background: #151b20; box-shadow: 0 32px 70px rgba(12, 42, 27, .22); }
.phone img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.phone-main { position: absolute; z-index: 3; top: 0; right: 105px; width: 270px; height: 570px; transform: rotate(2.2deg); }
.phone-speaker { position: absolute; z-index: 2; top: 8px; left: 50%; width: 72px; height: 18px; transform: translateX(-50%); border-radius: 20px; background: #151b20; }
.floating-card { position: absolute; z-index: 5; display: flex; align-items: center; gap: 11px; min-width: 178px; padding: 13px 15px; border: 1px solid rgba(255,255,255,.8); border-radius: 14px; background: rgba(255,255,255,.9); box-shadow: 0 18px 45px rgba(16,63,38,.14); backdrop-filter: blur(12px); }
.floating-card strong, .floating-card small { display: block; }
.floating-card strong { font-size: 13px; }
.floating-card small { margin-top: 3px; color: var(--muted); font-size: 11px; }
.floating-card-top { top: 120px; left: 3px; }
.floating-card-bottom { right: -10px; bottom: 74px; }
.status-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 6px #dbf7e9; }
.feature-mark { display: grid; width: 32px; height: 32px; place-items: center; border-radius: 9px; color: #fff; background: var(--green); font-weight: 900; }

.trust-strip { border-block: 1px solid #edf0ee; background: #fff; }
.trust-items { display: grid; grid-template-columns: repeat(4, 1fr); padding-block: 20px; }
.trust-items span { display: flex; justify-content: center; align-items: center; gap: 8px; border-right: 1px solid var(--line); color: #52605a; font-size: 13px; }
.trust-items span:last-child { border: 0; }
.trust-items b { display: grid; width: 21px; height: 21px; place-items: center; border-radius: 50%; color: var(--green-dark); background: var(--green-soft); font-size: 11px; }

.product-facts { padding: 20px 0; border-bottom: 1px solid #edf0ee; background: #fbfcfb; }
.product-facts dl { display: grid; grid-template-columns: repeat(6, 1fr); margin: 0; }
.product-facts dl > div { min-width: 0; padding: 3px 16px; border-right: 1px solid #e3e9e5; }
.product-facts dl > div:first-child { padding-left: 0; }
.product-facts dl > div:last-child { padding-right: 0; border-right: 0; }
.product-facts dt { margin-bottom: 5px; color: #8a9690; font-size: 10px; }
.product-facts dd { overflow: hidden; margin: 0; color: #334039; font-size: 12px; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }

.section { padding: 78px 0; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 44px; margin-bottom: 34px; }
.section-heading > p { max-width: 430px; margin: 0; color: var(--muted); line-height: 1.8; }
.section-kicker { display: block; margin-bottom: 12px; color: var(--green-dark); font-size: 13px; font-weight: 800; letter-spacing: 2px; }
.section h2 { margin: 0; font-size: clamp(34px, 4vw, 48px); line-height: 1.18; letter-spacing: -2px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature-card { position: relative; min-height: 270px; overflow: hidden; padding: 26px; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(180deg, #fff 0%, #fbfcfb 100%); transition: transform .25s, box-shadow .25s, border-color .25s; }
.feature-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--card-accent, var(--green)); opacity: .85; }
.feature-card:hover { transform: translateY(-6px); border-color: #bce8d2; box-shadow: var(--shadow); }
.feature-icon { display: grid; width: 54px; height: 54px; place-items: center; border-radius: 16px; color: #fff; background: var(--green); }
.feature-icon svg { width: 25px; height: 25px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.feature-no { position: absolute; top: 29px; right: 25px; color: #d5ddd9; font-size: 14px; font-weight: 800; }
.feature-card h3 { margin: 40px 0 12px; font-size: 22px; }
.feature-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.feature-tag { position: absolute; left: 26px; bottom: 20px; padding: 5px 9px; border-radius: 7px; color: var(--card-accent, var(--green-dark)); background: color-mix(in srgb, var(--card-accent, var(--green)) 10%, white); font-size: 11px; font-weight: 700; }
.feature-green { --card-accent: #e8a400; }
.feature-pink { --card-accent: #e83e78; }
.feature-blue { --card-accent: #079b59; }
.feature-purple { --card-accent: #6730bd; }
.feature-green .feature-icon { background: linear-gradient(135deg, #ffc62c, #e9a600); }
.feature-pink .feature-icon { background: linear-gradient(135deg, #ff6ca0, #e83878); }
.feature-blue .feature-icon { background: linear-gradient(135deg, #2bd07c, #059957); }
.feature-purple .feature-icon { background: linear-gradient(135deg, #8a4be1, #5620b4); }
.feature-wide { grid-column: 1 / -1; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 26px; min-height: auto; background: linear-gradient(120deg, #ecfaf3, #fff); }
.feature-wide::before { display: none; }
.feature-wide h3 { margin: 4px 0 8px; }
.feature-wide .feature-icon { background: linear-gradient(135deg, #3298ff, #0963dd); }
.coming-platform { display: grid; grid-template-columns: auto auto; gap: 3px 10px; min-width: 245px; padding: 18px 20px; border: 1px solid #d8eee2; border-radius: 15px; background: rgba(255,255,255,.8); }
.coming-platform span { color: var(--muted); font-size: 13px; }
.coming-platform strong { justify-self: end; color: var(--green-dark); font-size: 13px; }
.coming-platform small { grid-column: 1 / -1; color: #7b8781; font-size: 11px; }

.preview-section { overflow: hidden; background: var(--surface); }
.preview-grid { display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; min-height: 570px; }
.preview-copy > p { max-width: 480px; margin: 24px 0 0; color: var(--muted); line-height: 1.9; }
.check-list { display: grid; gap: 20px; margin: 34px 0 0; padding: 0; list-style: none; }
.check-list li { display: flex; align-items: center; gap: 14px; }
.check-list li > span { display: grid; flex: 0 0 32px; height: 32px; place-items: center; border-radius: 10px; color: var(--green-dark); background: #dff6e9; font-weight: 900; }
.check-list strong, .check-list small { display: block; }
.check-list strong { font-size: 15px; }
.check-list small { margin-top: 5px; color: var(--muted); }
.phone-gallery { position: relative; height: 585px; }
.phone-side { position: absolute; width: 255px; height: 545px; }
.phone-back { top: 18px; left: 8%; transform: rotate(-8deg); opacity: .88; }
.phone-front { z-index: 2; top: 4px; right: 8%; transform: rotate(6deg); }

.pricing-section { background: #fff; }
.pricing-heading { margin-bottom: 36px; }
.pricing-status { display: flex; min-height: 94px; align-items: center; justify-content: center; gap: 12px; border: 1px solid #dce9e2; border-radius: 18px; color: var(--muted); background: #f7fbf9; }
.pricing-status[hidden] { display: none; }
.loading-ring { width: 20px; height: 20px; border: 2px solid #c4ead6; border-top-color: var(--green); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.pricing-status.is-error { justify-content: flex-start; padding: 20px 24px; border-color: #f3d8bc; color: #8c561c; background: #fff9f1; }
.pricing-status.is-error > span { display: grid; flex: 0 0 35px; height: 35px; place-items: center; border-radius: 50%; background: #ffe8c9; font-weight: 900; }
.pricing-status.is-error strong, .pricing-status.is-error small { display: block; }
.pricing-status.is-error small { margin-top: 3px; }
.pricing-status button { margin-left: auto; padding: 9px 14px; border: 1px solid #f0c894; border-radius: 9px; color: #8c561c; background: #fff; cursor: pointer; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.price-card { position: relative; display: flex; min-height: 295px; flex-direction: column; padding: 27px; border: 1px solid var(--line); border-radius: 20px; background: #fff; }
.price-card.is-featured { border: 2px solid var(--green); background: linear-gradient(150deg, #f5fdf9, #fff); box-shadow: 0 20px 50px rgba(11, 160, 84, .12); }
.price-badge { position: absolute; top: 18px; right: 18px; padding: 5px 10px; border-radius: 20px; color: #fff; background: var(--green); font-size: 11px; font-weight: 800; }
.price-card h3 { margin: 0 0 8px; font-size: 22px; }
.price-card > p { min-height: 42px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.price { display: flex; align-items: flex-start; margin-top: 28px; color: var(--ink); }
.price small { margin: 8px 5px 0 0; font-size: 17px; font-weight: 800; }
.price strong { font-size: 46px; line-height: 1; letter-spacing: -2px; }
.price-duration { margin-top: 18px; color: #54615b; font-size: 13px; }
.price-duration span { margin-right: 7px; color: var(--green-dark); }
.price-card a { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 18px; border-top: 1px solid var(--line); color: var(--green-dark); font-size: 13px; font-weight: 800; }
.pricing-note { margin: 24px 0 0; color: var(--muted); font-size: 13px; text-align: center; }

.faq-section { border-block: 1px solid #e9eeeb; background: #f7faf8; }
.faq-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 70px; align-items: start; }
.faq-intro { position: sticky; top: 105px; }
.faq-intro > p { max-width: 400px; margin: 20px 0 0; color: var(--muted); font-size: 14px; line-height: 1.85; }
.faq-list { display: grid; gap: 10px; }
.faq-list details { overflow: hidden; border: 1px solid #dfe7e2; border-radius: 15px; background: #fff; }
.faq-list summary { display: flex; min-height: 64px; align-items: center; justify-content: space-between; gap: 18px; padding: 0 20px; font-size: 15px; font-weight: 750; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--green-dark); font-size: 20px; font-weight: 400; transition: transform .2s ease; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { margin: 0; padding: 0 20px 18px; color: var(--muted); font-size: 13px; line-height: 1.8; }

.guide-shell { display: grid; grid-template-columns: .7fr 1.3fr; gap: 48px; padding: 44px; border-radius: 24px; color: #fff; background: #111c17; }
.guide-title p { color: #a9b7af; line-height: 1.8; }
.steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 0; padding: 0; list-style: none; }
.steps li { display: flex; gap: 14px; padding: 18px; border: 1px solid rgba(255,255,255,.09); border-radius: 15px; background: rgba(255,255,255,.05); }
.steps li > span { color: #42d990; font-size: 13px; font-weight: 900; }
.steps h3 { margin: 0 0 8px; font-size: 17px; }
.steps p { margin: 0; color: #a9b7af; font-size: 13px; line-height: 1.65; }

.download-banner { position: fixed; z-index: 40; left: 50%; bottom: 16px; width: min(760px, calc(100% - 48px)); transform: translateX(-50%); border: 1px solid rgba(255,255,255,.35); border-radius: 18px; color: #fff; background: linear-gradient(120deg, rgba(7,145,79,.96), rgba(31,190,110,.96)); box-shadow: 0 18px 45px rgba(4, 74, 39, .25); backdrop-filter: blur(14px); }
.download-inner { position: relative; display: flex; min-height: 70px; align-items: center; justify-content: space-between; gap: 24px; overflow: hidden; padding: 10px 12px 10px 22px; }
.download-inner::after { content: "V"; position: absolute; right: 31%; color: rgba(255,255,255,.07); font-size: 96px; font-weight: 900; }
.download-inner > div, .download-inner > a { position: relative; z-index: 2; }
.download-inner span { font-size: 10px; font-weight: 800; }
.download-inner h2 { margin: 3px 0 0; font-size: 18px; letter-spacing: -.3px; }
.download-inner p { display: none; }
.button-light { color: var(--green-dark); background: #fff; box-shadow: 0 14px 30px rgba(4,90,46,.15); }
.download-inner .button-light { min-height: 46px; flex: 0 0 auto; padding: 0 18px; border-radius: 12px; font-size: 13px; }
.download-label-short { display: none; }

#guide.section { padding-bottom: 52px; }
.contact-section { padding-top: 52px; padding-bottom: 64px; }
.contact-card { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 24px; padding: 38px 42px; border: 1px solid #dfe7e2; border-radius: 24px; background: #fff; box-shadow: 0 18px 50px rgba(24,58,40,.07); }
.contact-icon { display: grid; width: 65px; height: 65px; place-items: center; border-radius: 20px; color: #fff; background: #10b861; font-size: 27px; font-weight: 900; }
.contact-card h2 { font-size: 28px; letter-spacing: -1px; }
.contact-card p { margin: 8px 0 0; color: var(--muted); font-size: 14px; }
.copy-wechat { display: grid; grid-template-columns: auto auto; gap: 3px 12px; min-width: 230px; padding: 15px 18px; border: 1px solid #ccebdc; border-radius: 13px; color: var(--ink); background: #f1fbf6; text-align: left; cursor: pointer; }
.copy-wechat span { color: var(--muted); font-size: 12px; }
.copy-wechat strong { grid-row: 2; font-size: 18px; }
.copy-wechat small { grid-column: 2; grid-row: 1 / 3; align-self: center; color: var(--green-dark); font-weight: 700; }

footer { color: #aeb8b3; background: #0e1612; }
.footer-main { display: flex; min-height: 130px; align-items: center; justify-content: space-between; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand img { width: 42px; border-radius: 11px; }
.footer-brand strong, .footer-brand small { display: block; }
.footer-brand strong { color: #fff; }
.footer-brand small { margin-top: 4px; font-size: 11px; }
.footer-links { display: flex; gap: 25px; font-size: 13px; }
.footer-links a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; padding: 18px 0 24px; border-top: 1px solid rgba(255,255,255,.08); font-size: 11px; }
.toast { position: fixed; z-index: 100; left: 50%; bottom: 30px; padding: 12px 18px; transform: translate(-50%, 20px); border-radius: 10px; color: #fff; background: rgba(17,24,20,.92); font-size: 13px; opacity: 0; pointer-events: none; transition: .25s; }
.toast.is-visible { transform: translate(-50%, 0); opacity: 1; }

@media (max-width: 960px) {
  .nav-links { gap: 18px; }
  .hero-grid { grid-template-columns: 1fr 1fr; }
  .phone-main { right: 45px; }
  .floating-card-top { left: -25px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .preview-grid { grid-template-columns: 1fr 1fr; }
  .phone-side { width: 240px; height: 520px; }
  .phone-back { left: 0; }
  .phone-front { right: 0; }
  .guide-shell { gap: 36px; padding: 42px; }
}

@media (max-width: 760px) {
  .container, .nav-wrap { width: min(100% - 32px, 620px); }
  .nav-wrap { height: 64px; }
  .nav-toggle { display: block; }
  .nav-download { display: none; }
  .nav-links { position: absolute; top: 64px; left: 16px; right: 16px; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 8px; border: 1px solid var(--line); border-radius: 14px; background: #fff; box-shadow: var(--shadow); }
  .nav-links.is-open { display: flex; }
  .nav-links a { padding: 13px 12px; }
  .nav-links a::after { display: none; }
  .hero { padding: 38px 0 42px; }
  .hero-grid { display: block; }
  .hero-copy { padding: 0; text-align: center; }
  .eyebrow { margin-bottom: 17px; }
  .hero h1 { font-size: clamp(40px, 12vw, 52px); letter-spacing: -2.5px; }
  .hero h1 span, .hero h1 em { white-space: nowrap; }
  .hero-copy > p { margin-top: 20px; font-size: 16px; line-height: 1.75; }
  .hero-actions { justify-content: center; }
  .hero-meta { justify-content: center; gap: 16px; margin-top: 32px; }
  .hero-visual { min-height: 500px; margin-top: 38px; }
  .orbit-one { width: 420px; height: 420px; right: 50%; transform: translateX(50%); }
  .orbit-two { width: 330px; height: 330px; right: 50%; transform: translateX(50%); }
  .phone-main { right: 50%; width: 232px; height: 492px; transform: translateX(50%) rotate(2deg); }
  .floating-card-top { top: 130px; left: 0; }
  .floating-card-bottom { right: 0; bottom: 70px; }
  .trust-items { grid-template-columns: repeat(2, 1fr); gap: 16px 0; }
  .trust-items span:nth-child(2) { border: 0; }
  .product-facts { padding: 18px 0; }
  .product-facts dl { grid-template-columns: repeat(2, 1fr); gap: 16px 0; }
  .product-facts dl > div { padding: 0 14px; }
  .product-facts dl > div:nth-child(odd) { padding-left: 0; }
  .product-facts dl > div:nth-child(even) { padding-right: 0; border-right: 0; }
  .product-facts dd { font-size: 11px; }
  .section { padding: 58px 0; }
  .section-heading { display: block; margin-bottom: 32px; text-align: center; }
  .section-heading > p { margin: 18px auto 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 235px; padding: 24px; }
  .feature-card h3 { margin-top: 26px; }
  .feature-tag { left: 24px; bottom: 19px; }
  .feature-wide { grid-column: auto; grid-template-columns: auto 1fr; }
  .coming-platform { grid-column: 1 / -1; min-width: 0; }
  .preview-grid { display: block; }
  .preview-copy { text-align: center; }
  .check-list { max-width: 470px; margin-inline: auto; text-align: left; }
  .phone-gallery { height: 510px; margin-top: 34px; }
  .phone-side { width: 220px; height: 472px; }
  .pricing-grid { grid-template-columns: 1fr; gap: 12px; }
  .price-card { min-height: 235px; padding: 24px; }
  .price-card > p { min-height: auto; }
  .price { margin-top: 22px; }
  .price strong { font-size: 40px; }
  .price-duration { margin-top: 13px; }
  .faq-layout { display: block; }
  .faq-intro { position: static; margin-bottom: 26px; text-align: center; }
  .faq-intro > p { margin: 16px auto 0; }
  .faq-list summary { min-height: 58px; padding: 0 16px; font-size: 14px; }
  .faq-list details p { padding: 0 16px 16px; }
  .guide-shell { display: block; padding: 28px 22px; }
  .guide-title { margin-bottom: 28px; text-align: center; }
  .steps { grid-template-columns: 1fr; }
  body { padding-bottom: calc(92px + env(safe-area-inset-bottom)); }
  .download-banner { bottom: max(10px, env(safe-area-inset-bottom)); width: calc(100% - 24px); border-radius: 16px; }
  .download-inner { flex-direction: row; justify-content: space-between; gap: 12px; min-height: 66px; padding: 9px 9px 9px 16px; text-align: left; }
  .download-inner > div > span { display: none; }
  .download-inner h2 { margin: 0; font-size: 15px; white-space: nowrap; }
  .download-inner .button-light { min-height: 44px; padding: 0 14px; font-size: 12px; }
  .download-label-full { display: none; }
  .download-label-short { display: inline; }
  #guide.section { padding-bottom: 36px; }
  .contact-section { padding-top: 36px; padding-bottom: 48px; }
  .contact-card { grid-template-columns: auto 1fr; padding: 28px 24px; }
  .copy-wechat { grid-column: 1 / -1; width: 100%; }
  .footer-main { flex-direction: column; justify-content: center; gap: 24px; padding: 38px 0; }
  .footer-bottom { flex-direction: column; align-items: center; gap: 10px; }
}

@media (max-width: 460px) {
  .brand { font-size: 17px; }
  .brand img { width: 34px; height: 34px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .hero-meta { gap: 12px; }
  .hero-meta strong { font-size: 16px; }
  .hero-meta i { height: 25px; }
  .hero-visual { min-height: 455px; }
  .phone-main { width: 210px; height: 448px; }
  .floating-card { min-width: 150px; padding: 10px 11px; }
  .floating-card-top { left: -5px; }
  .floating-card-bottom { right: -5px; }
  .trust-items span { font-size: 11px; }
  .section h2 { font-size: 34px; }
  .phone-gallery { height: 470px; }
  .phone-side { width: 200px; height: 430px; border-width: 6px; border-radius: 28px; }
  .price-card { min-height: 225px; }
  .pricing-status.is-error { align-items: flex-start; flex-wrap: wrap; }
  .pricing-status button { margin-left: 47px; }
  .contact-icon { width: 52px; height: 52px; border-radius: 16px; }
  .contact-card h2 { font-size: 23px; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}