:root {
  --ink: #102a43;
  --blue: #2f80ed;
  --amber: #f4b740;
  --mist: #f8f7f4;
  --surface: #fff;
  --slate: #486581;
  --border: #d9e2ec;
  --success: #16803c;
  --warning: #9b6200;
  --shadow: 0 25px 60px rgba(16, 42, 67, 0.13);
  font-family: Inter, "Noto Sans SC", system-ui, sans-serif;
  color: var(--ink);
  background: var(--mist);
  line-height: 1.55;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--mist); }
button, a { font: inherit; }
a { color: inherit; }
.container { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.narrow { max-width: 760px; }
.center { text-align: center; }
.section { padding: 112px 0; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.1; letter-spacing: -0.04em; }
h1 { max-width: 680px; margin-bottom: 24px; font-size: clamp(2.5rem, 4.7vw, 4.3rem); font-weight: 800; }
h2 { margin-bottom: 20px; font-size: clamp(2.1rem, 4vw, 3.5rem); font-weight: 800; }
h3 { margin-bottom: 9px; font-size: 1.1rem; font-weight: 700; }
p { color: var(--slate); }
.eyebrow { margin-bottom: 16px; color: var(--blue); font-size: 0.75rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
.skip-link { position: fixed; z-index: 30; top: -100px; left: 20px; padding: 10px 14px; border-radius: 8px; background: var(--ink); color: white; }
.skip-link:focus { top: 20px; }
.site-header { position: absolute; z-index: 10; width: 100%; padding-top: 22px; }
.nav, .nav-actions, .brand, .hero-actions, .footer-inner { display: flex; align-items: center; }
.nav { justify-content: space-between; }
.brand { gap: 9px; color: var(--ink); font-size: 1.25rem; font-weight: 800; text-decoration: none; letter-spacing: -0.045em; }
.brand img { border-radius: 10px; }
.nav-actions { gap: 12px; }
.language-toggle { min-width: 44px; min-height: 42px; border: 1px solid var(--border); border-radius: 9px; background: rgba(255,255,255,.7); color: var(--ink); font-weight: 700; cursor: pointer; }
.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; padding: 0 23px; border: 1px solid var(--blue); border-radius: 9px; background: var(--blue); color: white; font-weight: 700; text-decoration: none; transition: background .2s, transform .2s; }
.button:hover { background: #146bcd; transform: translateY(-1px); }
.button-small { min-height: 42px; padding: 0 15px; font-size: .9rem; }
.hero { overflow: hidden; padding: 154px 0 105px; background: linear-gradient(116deg, #f8f7f4 0%, #f8f7f4 49%, #e9f2ff 100%); }
.hero-grid { display: grid; grid-template-columns: 1.04fr .96fr; align-items: center; gap: 54px; }
.lede { max-width: 620px; margin-bottom: 16px; font-size: 1.14rem; line-height: 1.7; }
.chinese-line { margin-bottom: 30px; color: var(--ink); font-size: 1rem; font-weight: 600; }
.hero-actions { gap: 26px; margin-bottom: 20px; }
.text-link { color: var(--ink); font-size: .95rem; font-weight: 700; text-decoration: none; }
.text-link span { color: var(--blue); font-size: 1.25rem; }
.availability { font-size: .81rem; }
.phone-stage { position: relative; min-height: 600px; display: grid; place-items: center; }
.sunburst { position: absolute; width: 560px; height: 560px; border-radius: 50%; background: repeating-conic-gradient(from 20deg, rgba(244,183,64,.24) 0deg 7deg, transparent 7deg 20deg); opacity: .65; }
.phone { position: relative; z-index: 1; width: 295px; overflow: hidden; border: 8px solid #183d5d; border-radius: 39px; background: #f8f7f4; box-shadow: 0 32px 45px rgba(16,42,67,.24); }
.phone-top, .app-head, .card-head, .detail-row, .customer { display: flex; align-items: center; justify-content: space-between; }
.phone-top { padding: 9px 16px 4px; color: var(--ink); font-size: 8px; font-weight: 700; }.speaker { width: 45px; height: 6px; border-radius: 10px; background: #183d5d; }
.app-head { padding: 12px 17px; background: #fff; font-size: 11px; }.mini-logo { display: grid; width: 22px; height: 22px; place-items: center; border-radius: 6px; background: var(--blue); color: white; font-weight: 800; }
.screen-content { padding: 17px 13px 13px; }.screen-kicker { margin-bottom: 8px; color: #627d98; font-size: 8px; font-weight: 800; letter-spacing: .09em; }
.message-card, .brief-card { padding: 12px; border: 1px solid var(--border); border-radius: 12px; background: #fff; }.message-card { margin-bottom: 12px; }.customer { justify-content: flex-start; gap: 8px; }.avatar { display: grid; width: 27px; height: 27px; place-items: center; border-radius: 50%; background: #ffe7b2; color: #815300; font-size: 11px; font-weight: 800; }.customer strong, .customer small { display: block; }.customer strong { font-size: 10px; }.customer small { color: var(--slate); font-size: 7px; }.message-card p { margin: 12px 0 10px; color: var(--ink); font-size: 10px; line-height: 1.45; }.photo-placeholder { display: flex; min-height: 54px; align-items: center; justify-content: center; gap: 8px; border-radius: 7px; background: #e6eef1; color: #527187; }.photo-placeholder span { font-size: 18px; }.photo-placeholder small { font-size: 8px; }.brief-card { box-shadow: 0 6px 12px rgba(16,42,67,.06); }.card-head strong { font-size: 10px; }.pill { padding: 3px 6px; border-radius: 99px; background: #fff0cf; color: var(--warning); font-size: 7px; font-weight: 700; }.brief-card p { margin: 8px 0; font-size: 9px; color: var(--ink); }.detail-row { padding-top: 8px; border-top: 1px solid var(--border); color: var(--slate); font-size: 8px; }.detail-row strong { color: var(--ink); }.brief-card button { width: 100%; margin-top: 11px; padding: 8px; border: 0; border-radius: 6px; background: var(--blue); color: white; font-size: 9px; font-weight: 700; }.tab-bar { display: flex; justify-content: space-around; padding: 10px 8px 12px; border-top: 1px solid var(--border); background: white; color: #78909f; }.tab-bar span { display: grid; gap: 2px; justify-items: center; font-size: 10px; }.tab-bar small { font-size: 7px; }.tab-bar .active { color: var(--blue); font-weight: 700; }
.floating-note { position: absolute; z-index: 2; display: flex; align-items: center; gap: 8px; padding: 11px 13px; border: 1px solid rgba(217,226,236,.9); border-radius: 11px; background: rgba(255,255,255,.96); box-shadow: var(--shadow); font-size: .75rem; }.floating-note span { display: grid; width: 23px; height: 23px; place-items: center; border-radius: 50%; background: #d8f5e1; color: var(--success); font-weight: 800; }.note-one { top: 105px; left: -6px; }.note-two { right: 2px; bottom: 100px; }.note-two span { background: #e6f0fe; color: var(--blue); }
.problem { background: var(--surface); }.problem p:last-child { font-size: 1.12rem; line-height: 1.75; }.journey { background: var(--mist); }.section-heading { max-width: 600px; margin-bottom: 52px; }.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; padding: 0; list-style: none; counter-reset: steps; }.steps li { position: relative; padding: 25px 20px 8px; border-top: 2px solid var(--border); }.steps li:not(:last-child)::after { position: absolute; top: -5px; right: -12px; content: "→"; color: var(--blue); }.step-number { display: block; margin-bottom: 22px; color: var(--blue); font-size: .8rem; font-weight: 800; }.steps p, .feature p { margin-bottom: 0; font-size: .92rem; }.features { background: #edf5fe; }.features-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; }.feature-intro { position: sticky; top: 30px; align-self: start; }.feature-list { display: grid; gap: 28px; }.feature { display: grid; grid-template-columns: 46px 1fr; gap: 17px; padding-bottom: 28px; border-bottom: 1px solid #ccdae7; }.feature-icon { display: grid; width: 42px; height: 42px; place-items: center; border-radius: 11px; background: var(--surface); color: var(--blue); font-size: 1.25rem; font-weight: 800; }.bilingual { padding-top: 80px; padding-bottom: 80px; }.bilingual-card { display: grid; grid-template-columns: .8fr 1fr .65fr; align-items: center; gap: 42px; padding: 58px; border-radius: 18px; background: var(--ink); }.bilingual-card h2 { margin-bottom: 0; color: white; }.bilingual-card p:not(.eyebrow) { margin: 0; color: #d9e8f4; }.light { color: #a9d0ff; }.language-bubbles { display: grid; gap: 10px; }.language-bubbles span { padding: 12px; border-radius: 10px 10px 3px 10px; background: #244967; color: white; font-size: .76rem; }.language-bubbles span:last-child { margin-left: 20px; border-radius: 10px 10px 10px 3px; background: #e7f1ff; color: var(--ink); }.control { background: var(--surface); }.control-grid { display: grid; grid-template-columns: .32fr 1fr; gap: 70px; align-items: center; max-width: 880px; }.control-mark { display: grid; width: 146px; height: 146px; place-items: center; border-radius: 50%; background: #e2f6e8; color: var(--success); font-size: 4.6rem; font-weight: 800; }.control p:last-child { max-width: 600px; font-size: 1.1rem; line-height: 1.75; }.download { padding-top: 80px; }.download-card { display: flex; align-items: center; justify-content: space-between; gap: 40px; padding: 56px 62px; border-radius: 18px; background: var(--amber); }.download-card h2 { max-width: 520px; margin-bottom: 12px; }.download-card p:not(.eyebrow) { max-width: 520px; margin-bottom: 0; color: #493600; }.store-links { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; min-width: 330px; }.store-button { display: flex; min-width: 155px; align-items: center; gap: 9px; padding: 8px 13px; border-radius: 8px; background: var(--ink); color: white; text-decoration: none; }.store-button:hover { background: #061e33; }.store-button[aria-disabled="true"] { cursor: not-allowed; opacity: .63; }.store-button small, .store-button strong { display: block; line-height: 1.2; }.store-button small { font-size: .53rem; letter-spacing: .04em; }.store-button strong { font-size: .94rem; }.store-symbol, .play-symbol { font-size: 1.45rem; }.play-symbol { color: #80c5ff; }.store-note { grid-column: 1 / -1; margin: 5px 0 0; color: #493600; font-size: .73rem; text-align: center; }.footer { padding: 44px 0; }.footer-inner { justify-content: space-between; }.footer p { margin: 0; font-size: .8rem; }
.reveal { animation: rise .6s both; }.steps .reveal:nth-child(2), .feature:nth-child(2) { animation-delay: .08s; }.steps .reveal:nth-child(3), .feature:nth-child(3) { animation-delay: .16s; }.steps .reveal:nth-child(4), .feature:nth-child(4) { animation-delay: .24s; }@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
.footer-links { display: flex; align-items: center; gap: 20px; }.footer-links a { color: var(--slate); font-size: .8rem; text-underline-offset: 3px; }.footer-links a:hover { color: var(--blue); }
.legal-page { min-height: 100vh; background: var(--surface); }.legal-page .site-header { position: static; padding: 22px 0; border-bottom: 1px solid var(--border); background: var(--mist); }.legal-nav { display: flex; align-items: center; justify-content: space-between; }.legal-back { color: var(--ink); font-size: .9rem; font-weight: 700; text-underline-offset: 3px; }.legal-main { padding: 72px 0 96px; }.legal-article { max-width: 800px; }.legal-kicker { margin-bottom: 14px; color: var(--blue); font-size: .75rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }.legal-article h1 { max-width: none; margin-bottom: 12px; font-size: clamp(2.4rem, 5vw, 4rem); }.legal-updated { margin-bottom: 44px; color: var(--slate); font-size: .9rem; }.legal-article h2 { margin-top: 44px; margin-bottom: 14px; font-size: 1.42rem; letter-spacing: -.025em; }.legal-article p, .legal-article li { color: #334e68; }.legal-article ul { padding-left: 1.25rem; }.legal-article li + li { margin-top: 8px; }.legal-article a { color: #146bcd; text-underline-offset: 3px; }
@media (max-width: 860px) { .hero-grid, .features-grid { grid-template-columns: 1fr; }.hero-copy { text-align: center; }.hero-copy h1, .lede { margin-right: auto; margin-left: auto; }.hero-actions { justify-content: center; }.phone-stage { min-height: 510px; }.phone { transform: scale(.85); }.note-one { left: 10%; }.note-two { right: 10%; bottom: 40px; }.steps { grid-template-columns: repeat(2, 1fr); }.steps li:nth-child(2)::after { display: none; }.bilingual-card { grid-template-columns: 1fr; gap: 23px; }.language-bubbles { grid-template-columns: 1fr 1fr; }.download-card { display: grid; padding: 42px; }.store-links { min-width: 0; width: min(400px, 100%); }.control-grid { grid-template-columns: .25fr 1fr; gap: 34px; }.control-mark { width: 96px; height: 96px; font-size: 3rem; } }
@media (max-width: 560px) { .container { width: min(100% - 32px, 1120px); }.section { padding: 72px 0; }.site-header { padding-top: 14px; }.nav-actions .button-small { display: none; }.hero { padding-top: 113px; padding-bottom: 54px; }.hero-actions { flex-direction: column; gap: 16px; }.phone-stage { min-height: 470px; }.sunburst { width: 430px; height: 430px; }.phone { transform: scale(.78); }.note-one { top: 53px; left: 0; }.note-two { right: 0; bottom: 25px; }.steps { grid-template-columns: 1fr; gap: 12px; }.steps li::after { display: none; }.features-grid { gap: 40px; }.feature-intro { position: static; }.bilingual { padding: 42px 0; }.bilingual-card, .download-card { padding: 32px 25px; }.language-bubbles { grid-template-columns: 1fr; }.control-grid { grid-template-columns: 1fr; gap: 22px; }.store-links { grid-template-columns: 1fr; }.store-button { min-height: 55px; }.footer-inner { align-items: flex-start; flex-direction: column; gap: 12px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; }.reveal { animation: none; } }