:root {
  --ink: #2b211c;
  --muted: #6d625c;
  --cream: #fff8ed;
  --paper: #fffdf8;
  --orange: #ef7d32;
  --orange-dark: #c6531d;
  --yellow: #f7c94b;
  --teal: #3e8177;
  --line: #eadbca;
  --shadow: 0 18px 45px rgba(102, 58, 26, .12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; color: var(--ink); background: var(--cream); line-height: 1.75; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(255, 248, 237, .94); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
.nav { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: 0; font-size: 19px; }
.brand img { width: 42px; height: 42px; border-radius: 12px; box-shadow: 0 4px 0 #d2a92f; }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 14px; color: var(--muted); }
.nav-links a { padding: 8px 0; border-bottom: 2px solid transparent; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--orange-dark); border-color: var(--orange); }
.nav-cta, .btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 0; border-radius: 999px; padding: 11px 20px; font-weight: 700; cursor: pointer; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.nav-cta, .btn-primary { background: var(--orange); color: #fff; box-shadow: 0 8px 18px rgba(239, 125, 50, .25); }
.nav-cta:hover, .btn:hover { transform: translateY(-2px); box-shadow: 0 12px 22px rgba(98, 59, 28, .16); }
.btn-secondary { background: #fff; color: var(--orange-dark); border: 1px solid #efbd92; }
.hero { padding: 74px 0 62px; background: radial-gradient(circle at 16% 10%, #ffdf93 0, rgba(255, 223, 147, 0) 30%), linear-gradient(135deg, #fff8ed 0%, #fff1dd 100%); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 54px; }
.eyebrow { color: var(--orange-dark); font-size: 13px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase; }
h1, h2, h3 { margin: 0 0 14px; line-height: 1.25; letter-spacing: 0; }
h1 { font-size: clamp(34px, 5vw, 62px); max-width: 560px; }
h2 { font-size: clamp(26px, 3vw, 38px); }
h3 { font-size: 20px; }
.hero-copy p { max-width: 570px; color: var(--muted); font-size: 17px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0 22px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 16px 24px; color: var(--muted); font-size: 13px; }
.trust-row strong { color: var(--ink); font-size: 19px; display: block; }
.hero-art { position: relative; min-height: 440px; }
.hero-panel { position: absolute; width: 260px; border: 9px solid #3a2a22; border-radius: 28px; overflow: hidden; background: #fff; box-shadow: var(--shadow); }
.hero-panel img { width: 100%; height: auto; }
.hero-panel.one { right: 112px; top: 12px; transform: rotate(-7deg); }
.hero-panel.two { right: 10px; bottom: 8px; transform: rotate(8deg); }
.hero-sticker { position: absolute; left: 4px; bottom: 76px; background: var(--yellow); color: #513316; border: 3px solid #2b211c; border-radius: 50%; width: 104px; height: 104px; display: grid; place-items: center; font-weight: 900; text-align: center; transform: rotate(-12deg); box-shadow: 6px 7px 0 rgba(43, 33, 28, .16); }
.section { padding: 82px 0; }
.section-alt { background: #fffdf8; border-top: 1px solid #f1e4d5; border-bottom: 1px solid #f1e4d5; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 30px; }
.section-head p { max-width: 500px; color: var(--muted); margin: 0; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.feature-card { padding: 24px; border: 1px solid var(--line); border-radius: 18px; background: var(--paper); min-height: 205px; box-shadow: 0 8px 20px rgba(113, 74, 39, .05); }
.feature-card .icon { width: 42px; height: 42px; border-radius: 13px; background: #fff0d6; display: grid; place-items: center; color: var(--orange-dark); font-size: 21px; margin-bottom: 15px; }
.feature-card p { margin: 0; color: var(--muted); font-size: 14px; }
.showcase { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: center; }
.showcase-copy ul { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 14px; }
.showcase-copy li { display: flex; gap: 12px; align-items: start; color: var(--muted); }
.showcase-copy li b { color: var(--ink); display: block; }
.check { color: var(--teal); font-weight: 900; }
.screens { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; align-items: end; }
.screen { padding: 8px; border-radius: 22px; background: #3d2b25; box-shadow: var(--shadow); }
.screen:nth-child(2) { transform: translateY(-24px); }
.screen img { border-radius: 16px; width: 100%; max-width: 400px; }
.quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.quote { padding: 26px; border-left: 4px solid var(--yellow); background: #fff; border-radius: 0 16px 16px 0; box-shadow: 0 7px 19px rgba(77, 47, 24, .06); }
.quote p { margin: 0 0 16px; color: var(--muted); }
.quote cite { font-style: normal; font-weight: 800; font-size: 14px; }
.link-band { display: grid; grid-template-columns: 1fr auto; gap: 25px; align-items: center; background: var(--teal); color: #fff; border-radius: 24px; padding: 34px 40px; }
.link-band p { margin: 4px 0 0; color: #dcefeb; }
.link-band .btn { background: #fff; color: #28675e; }
.faq-list { display: grid; gap: 11px; }
details { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 17px 20px; }
summary { cursor: pointer; font-weight: 800; list-style: none; display: flex; justify-content: space-between; gap: 14px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--orange); font-size: 22px; line-height: 1; }
details[open] summary::after { content: "−"; }
details p { margin: 10px 0 0; color: var(--muted); }
.page-hero { padding: 64px 0 50px; background: linear-gradient(135deg, #fff4df, #ffe0c0); border-bottom: 1px solid var(--line); }
.page-hero p { max-width: 720px; margin: 0; color: var(--muted); font-size: 17px; }
.article { max-width: 850px; margin: 0 auto; }
.article h2 { margin-top: 42px; font-size: 28px; }
.article h3 { margin-top: 28px; font-size: 19px; }
.article p, .article li { color: var(--muted); }
.article ul, .article ol { padding-left: 22px; }
.step-list { display: grid; gap: 14px; margin: 22px 0; }
.step { display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: start; background: #fff; border: 1px solid var(--line); border-radius: 15px; padding: 17px; }
.step-num { width: 34px; height: 34px; border-radius: 50%; background: var(--orange); color: #fff; display: grid; place-items: center; font-weight: 800; }
.step p { margin: 4px 0 0; }
.info-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 15px; overflow: hidden; margin: 22px 0; }
.info-table th, .info-table td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.info-table th { background: #fff1dc; color: var(--orange-dark); width: 28%; }
.site-footer { background: #2d211b; color: #f5e8d5; padding: 46px 0 25px; }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 35px; }
.site-footer .brand { color: #fff; }
.site-footer p, .site-footer a { color: #cdbca9; font-size: 13px; }
.footer-title { color: #fff; font-weight: 800; margin-bottom: 12px; }
.footer-links { display: grid; gap: 5px; }
.disclaimer { border-top: 1px solid #57453a; margin-top: 32px; padding-top: 18px; font-size: 12px; color: #baa795; }
.copyright { margin-top: 10px; color: #9f8c79; font-size: 12px; }
.mobile-toggle { display: none; border: 0; background: transparent; font-size: 24px; color: var(--ink); }
@media (max-width: 900px) { .hero-grid, .showcase { grid-template-columns: 1fr; } .hero-art { min-height: 400px; max-width: 480px; width: 100%; margin: 0 auto; } .feature-grid { grid-template-columns: repeat(2, 1fr); } .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .wrap { width: min(100% - 28px, 560px); } .nav { min-height: 66px; } .mobile-toggle { display: block; } .nav-links { display: none; position: absolute; top: 66px; left: 0; right: 0; padding: 18px 20px; background: var(--cream); border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; gap: 8px; } .nav-links.open { display: flex; } .nav-cta { display: none; } .hero { padding: 52px 0 35px; } h1 { font-size: 38px; } .hero-art { min-height: 340px; transform: scale(.86); transform-origin: top center; margin-bottom: -42px; } .hero-panel { width: 218px; } .hero-panel.one { right: 94px; } .hero-panel.two { right: 0; } .hero-sticker { width: 86px; height: 86px; left: 0; bottom: 65px; font-size: 13px; } .section { padding: 58px 0; } .section-head { display: block; } .section-head p { margin-top: 10px; } .feature-grid, .quote-grid { grid-template-columns: 1fr; } .screens { gap: 9px; } .screen { padding: 5px; border-radius: 15px; } .screen img { border-radius: 11px; } .screen:nth-child(2) { transform: translateY(-13px); } .link-band { grid-template-columns: 1fr; padding: 26px; } .footer-grid { grid-template-columns: 1fr; gap: 20px; } .page-hero { padding: 48px 0 38px; } .article h2 { font-size: 25px; } }