:root{--bg:#F7F4EE;--ink:#1D1A1F;--muted:#6B6470;--line:#E7E0D4;--brand:#E0147F;--soft:#F0A6C9;--tint:#FDE8F2;--panel:#FFFDF9;--warn:#C0392B;--warnbg:#FFF4F1;--warnline:#F0D2CB;--on:#fff;
--sans:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;--serif:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC","SimSun",serif;
box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#17131A;--ink:#F4EEF3;--muted:#B5AAB4;--line:#3A2F3C;--brand:#FF5DAE;--soft:#8A3A66;--tint:#3A2133;--panel:#211A25;--warn:#FF8A7A;--warnbg:#2B1B1B;--warnline:#5A3433;--on:#1B1620}}
:root[data-theme="dark"]{--bg:#17131A;--ink:#F4EEF3;--muted:#B5AAB4;--line:#3A2F3C;--brand:#FF5DAE;--soft:#8A3A66;--tint:#3A2133;--panel:#211A25;--warn:#FF8A7A;--warnbg:#2B1B1B;--warnline:#5A3433;--on:#1B1620}
*,*::before,*::after{box-sizing:inherit}
html{scroll-padding-top:env(safe-area-inset-top,0px);scroll-behavior:smooth}
[hidden]{display:none!important}
body{margin:0;color:var(--ink);font:400 16px/1.8 var(--sans);background:radial-gradient(900px 520px at 88% -8%,color-mix(in srgb,var(--brand) 16%,transparent),transparent),var(--bg)}
h1,h2,h3{font-family:var(--serif);line-height:1.4;margin:0}
a{color:var(--brand)}
:focus-visible{outline:3px solid var(--brand);outline-offset:3px}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
header{display:flex;justify-content:space-between;align-items:center;padding:18px 0}
.logo{font:700 21px var(--serif);color:var(--ink);text-decoration:none}
nav a{margin-left:20px;color:var(--muted);text-decoration:none;font-size:15px}
nav a:hover{color:var(--brand)}
.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;padding:36px 0 44px}
.hero h1{font-size:clamp(30px,5vw,48px);font-weight:700}
.hero p{color:var(--muted);max-width:30em;margin:16px 0 26px;font-size:18px}
.btn{display:inline-block;background:var(--brand);color:var(--on);padding:12px 26px;border-radius:10px;font:500 16px var(--sans);text-decoration:none;border:0;cursor:pointer;text-align:center;box-shadow:0 10px 22px -12px var(--brand)}
.btn.alt{background:transparent;color:var(--brand);border:1.5px solid var(--brand);box-shadow:none}
.btn[aria-disabled="true"]{opacity:.4;pointer-events:none}
.cardart{width:min(400px,100%);aspect-ratio:1.586;margin:0 auto;border-radius:18px;background:linear-gradient(135deg,#37323d,#1c1920);color:#fff;position:relative;overflow:hidden;box-shadow:0 34px 60px -24px rgba(224,20,127,.55),0 12px 26px rgba(0,0,0,.25);transform:rotate(-3deg);animation:settle 1.1s cubic-bezier(.2,.8,.2,1) both}
.cardart .pane{position:absolute;right:0;top:0;width:42%;height:70%;background:var(--brand);display:grid;place-items:center;font:700 clamp(44px,9vw,70px)/1 var(--sans);color:#fff}
.cardart h4{position:absolute;left:7%;top:9%;margin:0;font:700 clamp(20px,4.4vw,28px) var(--sans)}
.cardart .chip{position:absolute;left:8%;top:34%;width:20%;height:27%;border-radius:12%;background:linear-gradient(135deg,#f7de92,#c69a36)}
.cardart .chip::before{content:"";position:absolute;inset:20% 24%;border:2px solid rgba(90,60,10,.45);border-radius:6px}
.cardart .chip::after{content:"";position:absolute;left:0;right:0;top:50%;height:2px;background:rgba(90,60,10,.45)}
.cardart p{color:#fff;position:absolute;left:7%;bottom:9%;margin:0;font-size:clamp(11px,2.2vw,14px);opacity:.82;max-width:52%;line-height:1.5}
#photo{display:block;width:min(460px,100%);margin:0 auto;border-radius:14px;filter:drop-shadow(0 24px 30px rgba(0,0,0,.25))}
@keyframes settle{from{transform:rotate(12deg) translateY(30px);opacity:0}}
.trust{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:0;margin:0 0 8px}
.trust li{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 14px 12px 40px;font-size:15px;font-weight:500;position:relative}
.trust li::before{content:"";position:absolute;left:15px;top:50%;width:14px;height:8px;margin-top:-7px;border-left:3px solid var(--brand);border-bottom:3px solid var(--brand);transform:rotate(-45deg)}
section{padding:52px 0 8px}
.sh{display:flex;align-items:baseline;gap:14px;padding-bottom:12px;margin-bottom:16px;position:relative}
.sh::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:linear-gradient(90deg,var(--brand) 0 84px,var(--line) 84px,transparent)}
.sh .n{font:italic 700 clamp(34px,6vw,48px)/1 Georgia,"Times New Roman",serif;color:var(--soft)}
.sh h2{font-size:clamp(22px,3.8vw,30px)}
.sub{color:var(--muted);margin:0 0 22px}
.cards,.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px}
.c,.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px}
.ic{width:48px;height:48px;border-radius:12px;background:var(--tint);display:grid;place-items:center;font-size:24px;margin-bottom:12px}
.c h3{font-size:18px;margin-bottom:6px}
.c p{margin:0;color:var(--muted);font-size:15px}
.c b{color:var(--brand)}
.warnbox{background:var(--warnbg);border:1px solid var(--warnline);border-left:6px solid var(--warn);border-radius:16px;padding:22px 26px}
.warnbox h3{color:var(--warn);font:700 18px var(--sans);margin-bottom:8px}
.warnbox p{margin:10px 0;color:var(--muted)}
.warnbox b{color:var(--warn)}
.card{display:flex;flex-direction:column;border-top:4px solid var(--brand);transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:0 22px 40px -22px var(--brand)}
.tag{align-self:flex-start;font-size:13px;padding:2px 10px;border-radius:99px;background:var(--tint);color:var(--brand)}
.card h3{font-size:20px;margin:12px 0 4px}
.price{font:700 32px var(--sans);color:var(--brand);margin:6px 0}
ul.plain{list-style:none;padding:0;margin:8px 0 20px;flex:1}
ul.plain li{padding:4px 0 4px 20px;position:relative;font-size:15px;color:var(--muted)}
ul.plain li::before{content:"";position:absolute;left:2px;top:15px;width:7px;height:7px;border-radius:50%;background:var(--brand)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:22px}
.two ul.plain{margin-bottom:0}
ol.steps{padding-left:22px;margin:0}
ol.steps li{margin-bottom:14px;padding-left:6px}
ol.steps li::marker{font:italic 700 22px Georgia,serif;color:var(--brand)}
.faq{counter-reset:q}
details{background:var(--panel);border:1px solid var(--line);border-radius:14px;margin-bottom:12px}
details[open]{background:color-mix(in srgb,var(--brand) 5%,var(--panel))}
summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;padding:18px 22px;font-weight:700;counter-increment:q}
summary::-webkit-details-marker{display:none}
summary::before{content:"Q" counter(q);font:italic 700 18px Georgia,serif;color:var(--brand);min-width:30px}
summary::after{content:"\25BC";margin-left:auto;flex:none;width:28px;height:28px;border-radius:50%;background:var(--brand);color:#fff;font-size:10px;display:grid;place-items:center}
details[open] summary::after{content:"\25B2"}
details p{margin:0;padding:0 22px 20px 66px;color:var(--muted)}
.lookup{display:flex;gap:10px;flex-wrap:wrap}
input[type=text]{flex:1;min-width:200px;padding:12px 14px;border-radius:10px;border:1.5px solid var(--line);background:var(--panel);color:var(--ink);font:inherit}
.risk{font-size:15px;color:var(--muted)}.risk h3{color:var(--ink);font-size:17px;margin-top:16px}.risk p{margin:4px 0}
footer{border-top:1px solid var(--line);margin-top:48px;padding:30px 0;color:var(--muted);font-size:14px}
footer a{margin-right:18px}
dialog{background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:16px;max-width:440px;width:calc(100% - 32px);padding:26px}
dialog::backdrop{background:rgba(5,8,25,.6)}
.check{display:flex;gap:10px;align-items:flex-start;margin:16px 0;font-size:15px}
.check input{margin-top:6px;width:18px;height:18px}
.types{display:flex;gap:10px;margin:14px 0 0}.types label{flex:1;border:1.5px solid var(--line);border-radius:10px;padding:9px 12px;cursor:pointer;text-align:center;position:relative}.types input{position:absolute;opacity:0}.types label:has(input:checked){border-color:var(--brand);background:var(--tint)}.types label:has(input:focus-visible){outline:3px solid var(--brand);outline-offset:2px}
.acts{display:grid;gap:10px}
.wl{border:1px solid var(--line);border-radius:8px;padding:10px 12px;margin:8px 0;font-size:14px}
.wl code{display:block;word-break:break-all;margin:4px 0 8px;user-select:all}
.warn{font-size:13px;color:var(--muted);margin:6px 0 0}
@media (max-width:760px){.hero,.two{grid-template-columns:1fr}.cardart{transform:none}.cardart .pane{font-size:44px}.trust{grid-template-columns:1fr 1fr}header{flex-wrap:wrap;row-gap:6px}nav{width:100%;overflow-x:auto;white-space:nowrap}nav a{margin:0 18px 0 0}details p{padding-left:22px}}
@media (prefers-reduced-motion:reduce){.cardart{animation:none}html{scroll-behavior:auto}}
.doc{max-width:760px;padding-top:28px;padding-bottom:20px}
.doc h1{font-size:clamp(28px,5vw,40px);margin-bottom:8px}
.doc h2{font-size:22px;margin:34px 0 8px;padding-left:12px;border-left:4px solid var(--brand)}
.doc p,.doc li{color:var(--muted)}
.doc ol,.doc ul{padding-left:22px}
.doc li{margin-bottom:8px}
.doc .note{background:var(--warnbg);border:1px solid var(--warnline);border-left:6px solid var(--warn);border-radius:12px;padding:12px 16px;color:var(--muted);font-size:15px}
.logo::before{content:"";display:inline-block;width:17px;height:22px;background:var(--brand);clip-path:polygon(0 0,68% 0,100% 26%,100% 100%,0 100%);border-radius:3px;margin-right:9px;vertical-align:-3px}
dialog{max-height:90vh;overflow:auto}
.fields{display:grid;gap:10px;margin:14px 0}
.fl{display:grid;gap:4px;font-size:14px;color:var(--muted)}
.fl input,.fl textarea,.lookup input{width:100%;padding:10px 12px;border-radius:10px;border:1.5px solid var(--line);background:var(--panel);color:var(--ink);font:inherit}
.lookup{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}
.err{color:var(--warn);font-size:14px;margin:6px 0}.muted{color:var(--muted)}
.qr{background:#fff;padding:10px;border-radius:12px;width:max-content;margin:12px auto}.qr svg{display:block}
.addr{display:block;word-break:break-all;white-space:pre-wrap;background:var(--tint);padding:8px 10px;border-radius:8px;font-size:13px;margin:6px 0}
.wait{font-weight:500;color:var(--brand)}.sm{padding:6px 14px;font-size:14px}
#q_out .c{margin-top:12px}#q_out p{margin:4px 0}
.btn:disabled{opacity:.5;cursor:default}
.demo{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(12px + env(safe-area-inset-bottom,0px));background:var(--ink);color:var(--bg);padding:6px 14px;border-radius:99px;font-size:13px;z-index:20}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:18px 0 0}.chips li{padding:4px 14px;border-radius:99px;background:var(--tint);color:var(--brand);font-weight:500;font-size:15px}
.buy{padding-top:24px;padding-bottom:20px}
.buy h1{font-size:clamp(26px,4.5vw,38px);margin-bottom:16px}
.stepbar{list-style:none;display:flex;gap:8px;padding:0;margin:0 0 22px;counter-reset:s}
.stepbar li{flex:1;padding:8px 12px;border-radius:10px;background:var(--panel);border:1px solid var(--line);font-size:14px;color:var(--muted);counter-increment:s}
.stepbar li::before{content:counter(s) ". "}
.stepbar li.on{background:var(--brand);border-color:var(--brand);color:var(--on);font-weight:500}
.stepbar li.done{color:var(--brand);border-color:var(--brand)}
.buygrid{display:grid;grid-template-columns:1.5fr 1fr;gap:24px;align-items:start}
.buygrid>.c{padding:26px}
#sum{position:sticky;top:calc(16px + env(safe-area-inset-top,0px));border-top:4px solid var(--brand)}
#sum h3{font-size:20px;margin:10px 0 2px}
.ft{font:700 17px var(--sans);margin:22px 0 4px}.ft:first-child{margin-top:0}
.card .btn{align-self:stretch}
@media (max-width:760px){.buygrid{grid-template-columns:1fr}#sum{position:static;order:-1}}
.disc h2.pill{display:inline-block;margin:30px 0 4px;padding:6px 22px;border:0;border-radius:99px;background:var(--brand);color:var(--on);font:700 18px var(--sans)}
.disc p{margin:8px 0;color:var(--ink)}
.disc-end{margin-top:40px!important;text-align:center;font-weight:700;font-size:clamp(17px,2.6vw,22px);color:var(--brand)!important}
.shot{display:block;width:100%;max-width:280px;height:auto;margin:14px 0 8px;border-radius:18px;border:1px solid var(--line);box-shadow:0 18px 36px -22px rgba(0,0,0,.45)}
.shot.wide{max-width:440px}
.shot.web{max-width:100%;border-radius:12px}
.doc ol.steps li{color:var(--ink);margin-bottom:16px}
.fl select{width:100%;padding:10px 12px;border-radius:10px;border:1.5px solid var(--line);background:var(--panel);color:var(--ink);font:inherit}
.dc-res{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:6px 0 10px}
.dc-it{border-radius:12px;padding:14px 16px;border:1.5px solid var(--line);background:var(--panel);display:flex;justify-content:space-between;align-items:center;gap:8px}
.dc-it span{font-weight:700}
.dc-it.yes{border-color:#2e9d5b}.dc-it.yes span{color:#2e9d5b}
.dc-it.no{border-color:var(--warn)}.dc-it.no span{color:var(--warn)}
.dc-it.maybe{border-color:#c98a10}.dc-it.maybe span{color:#c98a10}
.wgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px 28px;margin-top:6px}
.wi{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-top:1px dashed var(--warnline)}
.wic{flex:none;width:38px;height:38px;border-radius:10px;background:var(--panel);display:grid;place-items:center;font-size:20px}
.wi b{display:block;color:var(--warn);font-size:16px}
.wi p{margin:2px 0 0!important;font-size:15px;line-height:1.7}
@media (max-width:760px){.wgrid{grid-template-columns:1fr}}
.disc-mini{margin:22px 0 4px;padding:16px 18px;border-radius:12px;background:var(--warnbg);border:1px solid var(--warnline);font-size:14px;line-height:1.7;color:var(--muted)}
.disc-mini>b{display:block;color:var(--warn);font-size:15px;margin-bottom:6px}
.disc-mini p{margin:6px 0}
.disc-mini span{display:inline-block;margin-right:8px;padding:0 10px;border-radius:99px;background:var(--brand);color:var(--on);font-size:12px;font-weight:700;line-height:1.9}
.disc-end-mini{font-weight:700;color:var(--brand)}