:root{color-scheme:light;--paper:#f7f6f2;--ink:#22232a;--blue:#303cf3;--muted:#62636b;--line:#d8d7d3;--serif:"Songti SC","STSong","Noto Serif CJK SC","Source Han Serif SC",serif;--sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:32px}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:focus-visible{outline:3px solid var(--blue);outline-offset:6px}
a:hover{color:var(--blue)}
img{display:block;max-width:100%;height:auto}
.page{max-width:1472px;padding:0 64px;margin:auto}
.skip-link{position:fixed;top:12px;left:12px;padding:12px 20px;background:white;transform:translateY(-150%);z-index:5}
.skip-link:focus{transform:translateY(0)}
.header{height:94px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:15px;font:700 28px/1 var(--serif);white-space:nowrap}
.brand img,.footer-brand img{border-radius:10px}
.header nav{display:flex;align-items:center;gap:38px;font-size:15px}
.contact{border:1px solid var(--blue);border-radius:14px;padding:9px 31px;transition:background .18s,color .18s}
.contact:hover{background:var(--blue);color:white}
.hero{display:grid;grid-template-columns:1.04fr 1fr;align-items:center;min-height:628px;gap:34px;padding:0 4px 36px}
.hero-copy{padding:20px 0 0}
h1{font:700 clamp(52px,5.65vw,88px)/1.19 var(--serif);letter-spacing:-.055em;margin:0 0 26px}
h1 span{display:block;white-space:nowrap}
.accent{color:var(--blue)}
.intro{font:500 clamp(17px,1.85vw,27px)/1.6 var(--serif);margin:0 0 5px;white-space:nowrap}
.aside{font:400 21px/1.7 var(--serif);color:var(--muted);margin:0 0 32px}
.button{display:inline-flex;gap:12px;align-items:center;justify-content:center;background:var(--blue);color:#fff;padding:16px 42px;min-width:256px;border-radius:14px;font:500 21px/1.5 var(--sans);transition:background .18s,transform .18s}
.button:hover{color:#fff;background:#212ddb;transform:translateY(-2px)}
.button:active{transform:translateY(0)}
.hero-art{position:relative;display:flex;align-items:center;justify-content:center;min-height:590px}
.phone{margin:0;width:274px;padding:7px;background:#1b1b1c;border-radius:44px;border:2px solid #717172;box-shadow:0 1px 0 2px #d5d3d0,0 20px 34px -17px #1d1c2850;transform:rotate(2deg);position:relative;z-index:1}
.screen{border-radius:35px;width:100%;background:var(--paper)}
.sticker{position:absolute;object-fit:contain;width:128px;filter:drop-shadow(0 5px 3px #25213313);z-index:2;pointer-events:none}
.coffee{left:1%;bottom:74px;transform:rotate(-15deg)}
.flower{right:-1%;bottom:28px;transform:rotate(12deg);width:132px}
.features{border-top:1px solid var(--line);padding:32px 4px 32px;display:grid;grid-template-columns:repeat(3,1fr);gap:52px;scroll-margin-top:28px}
.number{font:400 20px/1.5 var(--serif);color:var(--blue)}
h2{font:600 clamp(21px,2.1vw,30px)/1.5 var(--serif);margin:9px 0 14px;letter-spacing:-.025em}
.features p{font-size:16px;color:var(--muted);line-height:1.85;margin:0}
.footer{border-top:1px solid var(--line);display:flex;align-items:center;gap:28px;min-height:80px;font-size:13px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-right:auto;white-space:nowrap;font:500 17px/1.5 var(--serif)}
.footer-brand span{margin-left:-6px}
.footer nav{display:flex;align-items:center;gap:26px}
.footer small{font-size:12px;color:var(--muted);white-space:nowrap}
@media(min-width:1500px){.hero{min-height:624px}.hero-art{min-height:582px}.phone{width:276px}}
@media(max-width:1100px){.page{padding:0 36px}.hero{gap:20px;min-height:590px}.hero-art{min-height:530px}.phone{width:242px}.sticker{width:104px}.flower{width:110px;right:-16px}.coffee{left:-13px}.intro{font-size:20px}.aside{font-size:18px}.features{gap:28px}.features p{font-size:14px}.footer{gap:18px}.footer nav{gap:18px}}
@media(max-width:760px){.page{padding:0 24px}.header{height:80px;gap:16px}.brand{font-size:24px;gap:10px}.brand img{width:34px;height:34px;border-radius:9px}.header nav{gap:16px;font-size:13px}.about-link{display:none}.contact{padding:7px 13px;border-radius:10px}.hero{grid-template-columns:minmax(0,1fr);gap:6px;padding:23px 0 35px;min-height:0}.hero-copy{padding:0}h1{font-size:clamp(42px,8.4vw,64px);line-height:1.25;letter-spacing:-.04em;margin-bottom:22px}h1 span:nth-child(2),h1 span:nth-child(3){display:inline}.intro{font:400 clamp(15px,3.7vw,20px)/1.8 var(--sans);white-space:normal}.aside{font:400 15px/1.8 var(--sans);margin:3px 0 24px}.button{min-width:196px;padding:13px 25px;border-radius:12px;font-size:16px}.button svg{width:18px;height:18px}.hero-art{min-height:548px;margin-top:26px}.phone{width:242px}.sticker{width:93px}.coffee{left:-8px;bottom:112px}.flower{right:-10px;bottom:30px;width:99px}.features{grid-template-columns:1fr;gap:28px;padding:31px 0 36px}.features article{padding-left:40px;position:relative}.number{position:absolute;left:0;top:2px;font-size:17px}h2{font-size:25px;margin:0 0 10px}.features p{font-size:15px}.footer{flex-wrap:wrap;gap:18px 20px;padding:26px 0 28px;min-height:0}.footer-brand{width:100%;font-size:17px}.footer nav{flex-wrap:wrap;gap:12px 20px;font-size:12px}.footer small{font-size:11px}}
@media(max-width:370px){.page{padding:0 18px}.brand{font-size:21px}.header nav{gap:10px}.contact{padding:6px 9px}.hero-art{min-height:512px}.phone{width:225px}.sticker{width:80px}.flower{width:85px;right:8px}.coffee{left:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}