/* 链露 · dew skin */
:root{
  --dew-mint:#e8f6f1;
  --dew-mint-2:#d4efe6;
  --dew-line:#cfe9e0;
  --dew-hair:#e9f5f1;
  --dew-teal:#0f9b8e;
  --dew-teal-hi:#5fd3b8;
  --dew-deep:#0b5f58;
  --dew-ink:#122d2a;
  --dew-text:#1f3532;
  --dew-mute:#557069;
  --dew-amber:#e1862f;
  --dew-amber-bg:#fff6ea;
  --dew-amber-line:#f3dcbc;
  --dew-night:#181a20;
  --dew-glow:0 34px 64px -36px rgba(11,95,88,.42);
  --dew-r-xl:36px;
  --dew-r-lg:26px;
  --dew-r-md:20px;
  --dew-r-sm:14px;
  --dew-pad:clamp(16px,4vw,40px);
  --dew-head:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --dew-body:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Segoe UI",sans-serif;
  --dew-num:"Manrope","SF Pro Rounded",-apple-system,"Segoe UI",sans-serif;
  --dew-col:700px;
  --dew-rail:340px;
  --dew-gap:88px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--dew-body);
  color:var(--dew-text);
  background:
    radial-gradient(900px 520px at 88% -140px,rgba(95,211,184,.20),transparent 70%),
    radial-gradient(700px 420px at -10% 8%,rgba(232,246,241,.9),transparent 70%),
    #fbfefd;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto}
a{color:var(--dew-deep)}
:focus-visible{outline:3px solid rgba(15,155,142,.5);outline-offset:3px;border-radius:8px}

.cd-skip{position:absolute;left:12px;top:-60px;z-index:99;background:var(--dew-deep);color:#fff;padding:10px 16px;border-radius:999px;text-decoration:none}
.cd-skip:focus{top:12px}

/* ---------- top bar ---------- */
.cd-bar{
  position:sticky;top:0;z-index:40;
  background:rgba(251,254,253,.8);
  -webkit-backdrop-filter:saturate(1.4) blur(14px);backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid rgba(15,155,142,.10);
}
.cd-bar__in{max-width:1240px;margin:0 auto;padding:0 var(--dew-pad);height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.cd-mark{display:inline-flex;align-items:center;gap:9px;text-decoration:none;color:var(--dew-ink)}
.cd-mark__g{display:block;flex:none;filter:drop-shadow(0 6px 10px rgba(15,155,142,.28))}
.cd-mark__t{font-family:var(--dew-head);font-weight:800;font-size:21px;letter-spacing:.06em}
.cd-nav{display:flex;gap:4px;padding:4px;background:rgba(232,246,241,.7);border-radius:999px}
.cd-nav a{padding:7px 15px;border-radius:999px;text-decoration:none;color:var(--dew-mute);font-size:15px;font-weight:600;transition:background .2s,color .2s}
.cd-nav a:hover{color:var(--dew-deep);background:rgba(255,255,255,.7)}
.cd-nav a[aria-current="page"],
[data-page="about"] .cd-nav a[data-k="about"],
[data-page="contact"] .cd-nav a[data-k="contact"]{background:#fff;color:var(--dew-deep);box-shadow:0 2px 8px -2px rgba(11,95,88,.25)}

/* ---------- masthead + stage ---------- */
.cd-main{max-width:1240px;margin:0 auto;padding:16px var(--dew-pad) 0}
.cd-mast{
  position:relative;overflow:hidden;
  height:clamp(200px,30vw,372px);
  border-radius:var(--dew-r-xl);
  background:var(--dew-mint-2);
  box-shadow:0 30px 60px -40px rgba(11,95,88,.55);
}
.cd-mast::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(15,155,142,0) 45%,rgba(11,95,88,.28)),linear-gradient(90deg,rgba(232,246,241,.28),transparent 40%);
}
.cd-mast__img{display:block;width:100%;height:100%;object-fit:cover;object-position:60% 46%}

.cd-stage{display:grid;grid-template-columns:minmax(0,var(--dew-col));justify-content:center}
.cd-rail{display:none}

/* ---------- reading column ---------- */
.cd-doc,.cd-paper__card{font-size:17px;line-height:1.82;color:var(--dew-text)}
.cd-doc{counter-reset:cdsec;min-width:0;padding-bottom:24px}
.cd-doc p,.cd-paper__card p{margin:0 0 1.05em}
.cd-doc a,.cd-paper__card a{color:var(--dew-deep);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;text-decoration-color:rgba(15,155,142,.45);overflow-wrap:anywhere}
.cd-doc a:hover,.cd-paper__card a:hover{text-decoration-color:var(--dew-teal)}
.cd-doc strong,.cd-paper__card strong{color:var(--dew-ink);font-weight:700}

/* hero sheet floats over the photo */
.cd-doc > header[data-part="hero"]{
  position:relative;z-index:2;
  margin-top:calc(-1 * clamp(46px,8.5vw,128px));
  background:#fff;
  border-radius:32px;
  padding:clamp(22px,3.4vw,44px) clamp(20px,3.6vw,46px) clamp(22px,3vw,38px);
  box-shadow:0 1px 0 rgba(15,155,142,.08),0 40px 70px -40px rgba(11,95,88,.45);
}
.cd-doc > header[data-part="hero"]::before{
  content:"";position:absolute;left:50%;top:9px;width:42px;height:5px;margin-left:-21px;border-radius:9px;background:var(--dew-mint-2);
}
[data-part="kicker"]{
  display:inline-flex;align-items:center;gap:8px;margin:0;
  padding:6px 13px 6px 10px;border-radius:999px;
  background:var(--dew-mint);color:var(--dew-deep);
  font-size:13.5px;font-weight:700;letter-spacing:.04em;line-height:1.4;
}
[data-part="kicker"]::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--dew-teal);box-shadow:0 0 0 4px rgba(15,155,142,.18)}
.cd-doc h1,.cd-paper__card h1{
  font-family:var(--dew-head);font-weight:800;color:var(--dew-ink);
  font-size:clamp(29px,3.5vw,45px);line-height:1.24;letter-spacing:-.012em;
  margin:16px 0 14px;
}
[data-part="dek"]{font-size:clamp(16.5px,1.5vw,18.5px);color:#3a544f;line-height:1.78;margin:0 0 18px !important}
[data-part="meta"]{margin:0 !important;font-size:14px;color:var(--dew-mute);line-height:1.6}
.cd-meta--chips{display:flex;flex-wrap:wrap;gap:8px}
.cd-chip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;background:#f5fbf9;border:1px solid var(--dew-line);font-size:13.5px;color:#3f5a55;white-space:nowrap}
.cd-chip:first-child{background:linear-gradient(135deg,#e8f6f1,#d4efe6);border-color:#bfe3d7;color:var(--dew-deep);font-weight:700}
.cd-chip:first-child::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--dew-teal)}

/* sections */
.cd-doc > section{margin-top:clamp(58px,7vw,96px);scroll-margin-top:84px;counter-increment:cdsec}
.cd-doc h2,.cd-paper__card h2{
  font-family:var(--dew-head);font-weight:800;color:var(--dew-ink);
  font-size:clamp(24px,2.5vw,32px);line-height:1.32;letter-spacing:-.01em;margin:0 0 20px;
}
.cd-doc > section > h2::before{
  content:counter(cdsec,decimal-leading-zero);
  display:block;width:max-content;margin:0 0 12px;
  padding:3px 11px;border-radius:999px;
  font-family:var(--dew-num);font-size:13px;font-weight:800;letter-spacing:.08em;line-height:1.6;
  color:#fff;background:linear-gradient(120deg,var(--dew-teal-hi),var(--dew-teal));
  box-shadow:0 8px 16px -8px rgba(15,155,142,.7);
}
.cd-paper__card h2{font-size:clamp(20px,2vw,24px);margin-top:1.8em}
.cd-doc h3{
  font-family:var(--dew-head);font-weight:800;color:var(--dew-ink);
  font-size:clamp(18.5px,1.7vw,21px);line-height:1.45;margin:2.1em 0 .7em;
  display:flex;align-items:baseline;gap:10px;
}
.cd-doc h3::before{content:"";flex:none;width:10px;height:10px;border-radius:50% 50% 50% 0;transform:rotate(-45deg) translateY(-2px);background:linear-gradient(135deg,var(--dew-teal-hi),var(--dew-teal))}

/* bullets */
.cd-doc ul,.cd-paper__card ul{list-style:none;padding:0;margin:0 0 1.3em}
.cd-doc ul > li,.cd-paper__card ul > li{position:relative;padding-left:1.45em;margin:.5em 0}
.cd-doc ul > li::before,.cd-paper__card ul > li::before{content:"";position:absolute;left:.2em;top:.72em;width:8px;height:8px;border-radius:50%;border:2px solid var(--dew-teal);background:#fff}

/* steps = grouped app list */
ol[data-part="steps"]{
  list-style:none;counter-reset:cdstep;margin:1.5em 0 1.7em;padding:6px;
  background:#fff;border:1px solid var(--dew-line);border-radius:var(--dew-r-lg);
  box-shadow:0 18px 40px -34px rgba(11,95,88,.5);
}
ol[data-part="steps"] > li{
  counter-increment:cdstep;position:relative;
  padding:13px 16px 13px 60px;font-size:16px;line-height:1.72;border-radius:18px;
}
ol[data-part="steps"] > li + li{box-shadow:0 -1px 0 var(--dew-hair)}
ol[data-part="steps"] > li::before{
  content:counter(cdstep);
  position:absolute;left:14px;top:12px;width:30px;height:30px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--dew-num);font-weight:800;font-size:14px;color:#fff;
  background:linear-gradient(140deg,var(--dew-teal-hi),var(--dew-teal));
  box-shadow:0 6px 12px -6px rgba(15,155,142,.8);
}
/* lead-word steps become onboarding tiles */
ol[data-part="steps"]:has(> li > strong:first-child){
  display:grid;grid-template-columns:1fr;gap:10px;padding:0;background:none;border:0;box-shadow:none;
}
ol[data-part="steps"]:has(> li > strong:first-child) > li{
  padding:18px 18px 18px 64px;border-radius:22px;
  background:linear-gradient(160deg,#f2fbf7,#fff 60%);border:1px solid var(--dew-line);box-shadow:none;
}
ol[data-part="steps"]:has(> li > strong:first-child) > li::before{left:18px;top:18px}
ol[data-part="steps"]:has(> li > strong:first-child) > li > strong:first-child{display:block;font-family:var(--dew-head);font-weight:800;font-size:17px;line-height:1.5;margin-bottom:2px}

/* table */
.cd-doc table{
  width:100%;border-collapse:separate;border-spacing:0;margin:1.4em 0 1.6em;
  border:1px solid var(--dew-line);border-radius:var(--dew-r-md);overflow:hidden;font-size:15.5px;line-height:1.65;background:#fff;
}
.cd-doc th{background:var(--dew-mint);color:var(--dew-deep);text-align:left;font-weight:700;padding:12px 18px;font-size:14px;letter-spacing:.04em}
.cd-doc td{padding:14px 18px;vertical-align:top;border-top:1px solid var(--dew-hair)}
.cd-doc td:first-child{font-weight:700;color:var(--dew-ink);width:36%}

/* dl = settings rows */
.cd-doc dl,.cd-paper__card dl{margin:1.4em 0 1.6em;padding:4px 0;background:#fff;border:1px solid var(--dew-line);border-radius:var(--dew-r-lg)}
.cd-doc dt,.cd-paper__card dt{padding:15px 20px 3px;font-weight:700;color:var(--dew-ink);font-size:16px;display:flex;align-items:center;gap:9px}
.cd-doc dt::before,.cd-paper__card dt::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--dew-teal);transform:rotate(45deg)}
.cd-doc dd,.cd-paper__card dd{margin:0;padding:0 20px 15px 35px;font-size:15.5px;line-height:1.75;color:#45605b}
.cd-doc dd + dt,.cd-paper__card dd + dt{border-top:1px solid var(--dew-hair)}

/* note / warn */
[data-part="note"],[data-part="warn"]{position:relative;margin:1.5em 0 1.7em;padding:18px 22px 18px 64px;border-radius:22px;font-size:16px;line-height:1.75}
[data-part="note"] p:last-child,[data-part="warn"] p:last-child{margin-bottom:0}
[data-part="note"]{background:linear-gradient(135deg,#e8f6f1,#f5fcf9);border:1px solid #c9e9de}
[data-part="warn"]{background:var(--dew-amber-bg);border:1px solid var(--dew-amber-line);color:#3a2f1f}
[data-part="warn"] strong{color:#8a4b0c}
[data-part="note"]::before,[data-part="warn"]::before{
  position:absolute;left:20px;top:18px;width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--dew-num);font-weight:800;font-size:15px;color:#fff;line-height:1;
}
[data-part="note"]::before{content:"i";background:var(--dew-teal)}
[data-part="warn"]::before{content:"!";background:var(--dew-amber)}
[data-part="warn"] + [data-part="warn"]{margin-top:-6px}

/* desktop screenshot: clean window card */
figure[data-part="shot"]{
  margin:1.8em 0 2em;padding:10px;background:#fff;
  border:1px solid var(--dew-line);border-radius:24px;box-shadow:var(--dew-glow);
}
figure[data-part="shot"]::before{
  content:"";display:block;height:26px;margin:0 0 9px;border-radius:12px;
  background:
    radial-gradient(circle at 16px 50%,#f0b4a3 4px,transparent 4.6px),
    radial-gradient(circle at 31px 50%,#f1d08a 4px,transparent 4.6px),
    radial-gradient(circle at 46px 50%,#99d9c4 4px,transparent 4.6px),
    #f1f8f5;
}
figure[data-part="shot"] img{display:block;width:100%;height:auto;border-radius:15px;background:var(--dew-night)}
figure[data-part="shot"] figcaption{padding:12px 8px 4px;font-size:14px;line-height:1.65;color:var(--dew-mute)}

/* phone screenshot: CSS device */
figure[data-part="shot"][data-device="phone"]{
  position:relative;padding:0;background:none;border:0;box-shadow:none;
  display:flex;flex-direction:column;align-items:center;margin:2.2em 0 2.2em;
}
figure[data-part="shot"][data-device="phone"]::before{
  position:absolute;z-index:2;top:19px;left:50%;margin:0 0 0 -42px;
  width:84px;height:24px;border-radius:14px;background:#050908;
}
figure[data-part="shot"][data-device="phone"]::after{
  content:"";position:absolute;top:120px;left:calc(50% - min(150px,40%) - 4px);
  width:4px;height:56px;border-radius:3px;background:#2b3735;
  box-shadow:0 70px 0 #2b3735;
}
figure[data-part="shot"][data-device="phone"] img{
  width:min(300px,80%);
  padding:44px 0 26px;
  background:var(--dew-night);
  border:10px solid #0d1514;border-radius:46px;
  box-shadow:0 0 0 1.5px #3b4b48,0 46px 70px -38px rgba(11,95,88,.6),0 12px 30px -18px rgba(0,0,0,.35);
}
figure[data-part="shot"][data-device="phone"] figcaption{
  max-width:30em;text-align:center;margin-top:16px;padding:0 6px;
}

/* CTA */
aside[data-part="cta"]{
  position:relative;overflow:hidden;isolation:isolate;
  margin:clamp(48px,6vw,76px) 0 0;
  padding:clamp(24px,3.6vw,38px);
  border-radius:30px;border:1px solid #bfe5d9;
  background:
    radial-gradient(130% 120% at 100% 0%,rgba(95,211,184,.38) 0,transparent 55%),
    linear-gradient(155deg,#e8f6f1,#fff 72%);
  box-shadow:0 40px 70px -46px rgba(11,95,88,.55);
  font-size:16px;line-height:1.75;
}
aside[data-part="cta"]::before{
  content:"";position:absolute;z-index:-1;right:-34px;top:-40px;width:170px;height:170px;
  border-radius:0 50% 50% 50%;transform:rotate(45deg);
  background:linear-gradient(135deg,rgba(255,255,255,.75),rgba(15,155,142,.18));
}
aside[data-part="cta"] p{margin:0 0 .9em;color:#2b4642}
aside[data-part="cta"] > p:first-child strong{display:block;font-family:var(--dew-head);font-weight:800;font-size:clamp(22px,2.4vw,28px);color:var(--dew-deep);letter-spacing:.02em}
aside[data-part="cta"] a[data-cta]{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 28px;border-radius:999px;
  background:linear-gradient(135deg,#13a896,#0b6a62);color:#fff !important;
  font-size:17px;font-weight:700;text-decoration:none !important;letter-spacing:.02em;
  box-shadow:0 18px 30px -14px rgba(11,106,98,.8),inset 0 1px 0 rgba(255,255,255,.25);
  transition:transform .2s,box-shadow .2s;
}
aside[data-part="cta"] a[data-cta]::after{content:"";width:9px;height:9px;border-top:2.4px solid currentColor;border-right:2.4px solid currentColor;transform:rotate(45deg);margin-left:2px}
aside[data-part="cta"] a[data-cta]:hover{transform:translateY(-2px);box-shadow:0 22px 34px -14px rgba(11,106,98,.9)}
aside[data-part="cta"] > p:last-child{margin:4px 0 0;padding:12px 16px;border-radius:16px;background:rgba(255,255,255,.82);border:1px solid #d3ece4;color:#28423e;font-size:15px}
.cd-codeline{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin:0 0 14px !important}
.cd-codeline__lab{flex-basis:100%;font-size:13.5px;font-weight:700;letter-spacing:.12em;color:var(--dew-teal)}
.cd-codeline__code{
  font-family:var(--dew-num);font-weight:800;font-size:clamp(34px,4.4vw,46px);line-height:1.1;letter-spacing:.07em;
  color:var(--dew-deep);background:#fff;padding:8px 20px;border-radius:18px;border:1.5px dashed #9fd8c7;
}
.cd-copy{
  -webkit-appearance:none;appearance:none;cursor:pointer;
  font:inherit;font-size:15px;font-weight:700;color:var(--dew-deep);
  padding:11px 20px;border-radius:999px;background:#fff;border:1.5px solid var(--dew-teal);
  transition:background .2s,color .2s;
}
.cd-copy:hover{background:var(--dew-mint)}
.cd-copy.is-done{background:var(--dew-teal);color:#fff}

/* FAQ */
#faq details{margin:10px 0;background:#fff;border:1px solid var(--dew-line);border-radius:var(--dew-r-md);transition:border-color .2s,background .2s}
#faq details[open]{background:linear-gradient(180deg,#f2fbf7,#fff 70%);border-color:#a8dbcb}
#faq summary{list-style:none;cursor:pointer;position:relative;padding:17px 60px 17px 20px;font-weight:700;font-size:16.5px;line-height:1.6;color:var(--dew-ink)}
#faq summary::-webkit-details-marker{display:none}
#faq summary::after{
  content:"+";position:absolute;right:16px;top:50%;width:30px;height:30px;margin-top:-15px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--dew-num);font-weight:800;font-size:19px;line-height:1;color:var(--dew-deep);background:var(--dew-mint);
  transition:transform .25s,background .25s,color .25s;
}
#faq details[open] summary::after{transform:rotate(45deg);background:var(--dew-teal);color:#fff}
#faq details > p{margin:0;padding:0 20px 18px;font-size:16px;color:#3c5651}

/* ---------- dock (TOC) ---------- */
.cd-dock{
  position:fixed;z-index:50;left:50%;bottom:calc(14px + env(safe-area-inset-bottom,0px));
  width:min(540px,calc(100% - 24px));transform:translateX(-50%);
  transition:transform .35s cubic-bezier(.2,.8,.2,1),opacity .3s;
}
.cd-dock__pill{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:10px;
  padding:7px 7px 7px 8px;border-radius:999px;color:#fff;
  background:rgba(14,32,30,.88);
  -webkit-backdrop-filter:blur(16px) saturate(1.3);backdrop-filter:blur(16px) saturate(1.3);
  box-shadow:0 18px 40px -16px rgba(5,30,27,.55),inset 0 0 0 1px rgba(255,255,255,.08);
}
.cd-dock__pill::-webkit-details-marker{display:none}
.cd-dock__no{flex:none;min-width:58px;text-align:center;padding:6px 10px;border-radius:999px;font-family:var(--dew-num);font-weight:800;font-size:13px;letter-spacing:.04em;background:linear-gradient(120deg,var(--dew-teal-hi),var(--dew-teal))}
.cd-dock__label{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:14.5px;font-weight:600}
.cd-dock__btn{flex:none;padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.14);font-size:13px;font-weight:700}
.cd-dock[open] .cd-dock__btn{background:#fff;color:var(--dew-deep)}
.cd-sheet{
  position:absolute;left:0;right:0;bottom:calc(100% + 10px);
  max-height:min(64vh,540px);overflow:auto;overscroll-behavior:contain;
  padding:14px 10px 10px;background:#fff;border-radius:26px;border:1px solid var(--dew-line);
  box-shadow:0 40px 80px -30px rgba(5,40,36,.45);
  animation:cd-rise .28s cubic-bezier(.2,.8,.2,1);
}
.cd-sheet__h{margin:0 12px 8px;font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--dew-teal)}
.cd-toc{list-style:none;margin:0;padding:0;counter-reset:cdtoc}
.cd-toc li{counter-increment:cdtoc}
.cd-tocrow{display:flex;align-items:baseline;gap:12px;padding:10px 12px;border-radius:14px;text-decoration:none;color:var(--dew-text);font-size:15px;line-height:1.5}
.cd-tocrow::before{content:counter(cdtoc,decimal-leading-zero);flex:none;min-width:22px;font-family:var(--dew-num);font-weight:800;font-size:12.5px;color:var(--dew-teal)}
.cd-tocrow:hover{background:#f3faf7}
.cd-tocrow.is-on{background:var(--dew-mint);color:var(--dew-deep);font-weight:700}
.cd-attop .cd-dock:not([open]){transform:translate(-50%,150%);opacity:0;pointer-events:none}
@keyframes cd-rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ---------- footer ---------- */
.cd-foot{
  margin-top:clamp(90px,10vw,140px);
  background:linear-gradient(180deg,#e8f6f1,#d6f0e7);
  border-radius:44px 44px 0 0;
  padding:52px var(--dew-pad) calc(110px + env(safe-area-inset-bottom,0px));
  font-size:15px;line-height:1.75;color:#3a5550;
}
.cd-foot__in{max-width:1148px;margin:0 auto;display:grid;gap:24px}
.cd-foot__brand p{margin:10px 0 0;max-width:30em}
.cd-foot__brand > p:first-child{margin-top:0}
.cd-foot a{color:var(--dew-deep)}
.cd-mark--foot .cd-mark__t{font-size:19px}
.cd-foot__links{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px;align-content:flex-start}
.cd-foot__links a{display:inline-block;padding:8px 16px;border-radius:999px;background:rgba(255,255,255,.75);text-decoration:none;font-weight:600;font-size:14.5px}
.cd-foot__links a:hover,
[data-page="about"] .cd-foot__links a[data-k="about"],
[data-page="contact"] .cd-foot__links a[data-k="contact"],
[data-page="privacy"] .cd-foot__links a[data-k="privacy"],
[data-page="disclosure"] .cd-foot__links a[data-k="disclosure"]{background:#fff;box-shadow:0 4px 12px -6px rgba(11,95,88,.4)}
.cd-foot__risk{margin:0;padding:14px 18px;border-radius:18px;background:rgba(255,255,255,.6);color:#2e4743}
.cd-foot__c{margin:0;font-family:var(--dew-num);font-size:13.5px;font-weight:700;color:#5d7a74;letter-spacing:.02em}

/* ---------- sub pages ---------- */
.cd-paper{position:relative;max-width:860px;margin:0 auto;padding:22px var(--dew-pad) 0}
.cd-paper__glow{
  position:absolute;left:var(--dew-pad);right:var(--dew-pad);top:22px;height:230px;border-radius:var(--dew-r-xl);
  background:
    radial-gradient(60% 120% at 85% 10%,rgba(15,155,142,.55),transparent 70%),
    radial-gradient(50% 90% at 10% 100%,rgba(95,211,184,.45),transparent 70%),
    linear-gradient(135deg,#e8f6f1,#c6ecdf);
}
.cd-paper__card{
  position:relative;margin:86px clamp(0px,2vw,24px) 0;padding:clamp(26px,5vw,56px);
  background:#fff;border-radius:32px;box-shadow:0 1px 0 rgba(15,155,142,.08),0 40px 70px -40px rgba(11,95,88,.45);
}
.cd-paper__card h1{margin-top:0}
.cd-paper__back{margin:2.2em 0 0 !important;padding-top:1.4em;border-top:1px solid var(--dew-hair)}
.cd-paper__back a{font-weight:700;text-decoration:none !important}
.cd-paper__back a::before{content:"←  "}

/* 404 */
.cd-lost{max-width:640px;margin:0 auto;padding:clamp(40px,8vw,90px) var(--dew-pad) 0;text-align:center}
.cd-lost__drop{width:120px;height:120px;margin:0 auto 26px;border-radius:0 50% 50% 50%;transform:rotate(45deg);background:linear-gradient(135deg,var(--dew-teal-hi),var(--dew-teal));box-shadow:0 30px 50px -24px rgba(15,155,142,.8),inset -10px -10px 24px rgba(255,255,255,.25)}
.cd-lost__drop span{display:flex;width:100%;height:100%;align-items:center;justify-content:center;transform:rotate(-45deg);font-family:var(--dew-num);font-weight:800;font-size:30px;color:#fff;letter-spacing:.04em}
.cd-lost h1{font-family:var(--dew-head);font-weight:800;font-size:clamp(28px,4vw,40px);color:var(--dew-ink);margin:0 0 12px;line-height:1.3}
.cd-lost p{font-size:17px;line-height:1.8;color:#45605b;margin:0 0 26px}
.cd-lost__go{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:999px;background:linear-gradient(135deg,#13a896,#0b6a62);color:#fff;text-decoration:none;font-weight:700}
.cd-lost__links{display:flex;justify-content:center;gap:18px;margin-top:22px;font-size:15px}

/* ---------- rail phone (desktop) ---------- */
.cd-rail__stick{--w:min(318px,calc((100vh - 210px) * .462))}
.cd-phone{
  position:relative;width:var(--w);aspect-ratio:9/19.5;
  padding:11px;border-radius:52px;
  background:linear-gradient(150deg,#2a3a37,#0b1312 55%,#1c2826);
  box-shadow:0 0 0 1.5px #44544f,inset 0 0 0 1.5px rgba(255,255,255,.08),0 60px 90px -50px rgba(11,95,88,.7),0 20px 40px -24px rgba(0,0,0,.35);
}
.cd-phone__key{position:absolute;width:4px;border-radius:3px;background:#33423f}
.cd-phone__key--a{left:-4px;top:17%;height:5%}
.cd-phone__key--b{left:-4px;top:25%;height:9%}
.cd-phone__key--c{right:-4px;top:22%;height:13%}
.cd-phone__glass{position:relative;width:100%;height:100%;border-radius:42px;overflow:hidden;background:#fff}
.cd-phone__island{position:absolute;z-index:6;top:10px;left:50%;width:31%;height:26px;margin-left:-15.5%;border-radius:16px;background:#050908}
.cd-screens{position:absolute;inset:0}
.cd-scr{
  position:absolute;inset:0;overflow:hidden;opacity:0;visibility:hidden;
  transform:translateY(16px) scale(.985);
  transition:opacity .45s ease,transform .5s cubic-bezier(.2,.8,.2,1),visibility 0s linear .5s;
}
.cd-scr.is-on{opacity:1;visibility:visible;transform:none;transition:opacity .45s ease,transform .5s cubic-bezier(.2,.8,.2,1),visibility 0s}
.cd-sbar{position:absolute;z-index:5;top:0;left:0;right:0;height:46px;padding:0 24px 0 28px;display:flex;align-items:center;justify-content:space-between;color:var(--dew-ink)}
.cd-sbar b{font-family:var(--dew-num);font-weight:800;font-size:14px}
.cd-sbar i{
  width:46px;height:11px;
  background:
    linear-gradient(currentColor,currentColor) 0 100%/3px 4px no-repeat,
    linear-gradient(currentColor,currentColor) 5px 100%/3px 6px no-repeat,
    linear-gradient(currentColor,currentColor) 10px 100%/3px 8px no-repeat,
    linear-gradient(currentColor,currentColor) 15px 100%/3px 11px no-repeat,
    linear-gradient(currentColor,currentColor) 25px 1.5px/16px 8px no-repeat;
  position:relative;
}
.cd-sbar i::after{content:"";position:absolute;right:2px;top:0;width:20px;height:11px;border-radius:3px;border:1.4px solid currentColor;opacity:.55;box-sizing:border-box}
.cd-sbar--light{color:#fff}
.cd-homebar{position:absolute;z-index:5;bottom:8px;left:50%;width:36%;height:5px;margin-left:-18%;border-radius:5px;background:rgba(18,45,42,.55)}

/* lock screen */
.cd-scr--lock{background-size:auto 165%;background-position:88% 58%;background-color:#2f7d5a;color:#fff}
.cd-scr--lock::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,40,36,.42),rgba(6,40,36,.05) 40%,rgba(6,40,36,.5))}
.cd-scr--lock .cd-homebar{background:rgba(255,255,255,.85)}
.cd-lock__clock{position:relative;margin-top:78px;text-align:center;font-family:var(--dew-head);font-weight:800;font-size:60px;letter-spacing:.08em;line-height:1;text-shadow:0 6px 24px rgba(0,0,0,.25)}
.cd-lock__date{position:relative;margin-top:12px;text-align:center;font-size:12.5px;font-weight:600;opacity:.92}
.cd-lock__note{
  position:absolute;left:12px;right:12px;bottom:48px;display:flex;gap:10px;align-items:flex-start;
  padding:12px;border-radius:20px;color:var(--dew-ink);
  background:rgba(255,255,255,.78);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.cd-lock__note b{font-size:13px}
.cd-lock__note p{margin:2px 0 0;font-size:12.5px;line-height:1.5;color:#3a544f}
.cd-lock__app{flex:none;width:34px;height:34px;border-radius:10px;background:linear-gradient(140deg,var(--dew-teal-hi),var(--dew-teal));position:relative}
.cd-lock__app::after{content:"";position:absolute;left:11px;top:9px;width:12px;height:12px;border-radius:0 50% 50% 50%;transform:rotate(45deg);background:#fff}

/* generated app screen */
.cd-scr--app{background:linear-gradient(180deg,#e8f6f1 0,#f7fcfa 34%,#fff 60%);padding:54px 16px 30px}
.cd-app__top{display:flex;justify-content:space-between;align-items:center;margin:0 2px 14px;font-size:12px;font-weight:700;color:var(--dew-teal)}
.cd-app__top span:last-child{font-family:var(--dew-num);font-weight:800;padding:3px 9px;border-radius:999px;background:#fff;color:var(--dew-deep)}
.cd-app__h{margin:0 2px 14px;font-family:var(--dew-head);font-weight:800;font-size:19px;line-height:1.35;color:var(--dew-ink);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.cd-app__list{list-style:none;margin:0;padding:4px;background:#fff;border-radius:18px;box-shadow:0 10px 26px -18px rgba(11,95,88,.6);border:1px solid var(--dew-hair)}
.cd-app__list li{display:flex;gap:9px;align-items:flex-start;padding:9px 8px;font-size:12.5px;line-height:1.45;color:#2b4440}
.cd-app__list li + li{border-top:1px solid #eef7f3}
.cd-app__list em{flex:none;width:20px;height:20px;border-radius:50%;font-style:normal;display:flex;align-items:center;justify-content:center;font-family:var(--dew-num);font-weight:800;font-size:10.5px;color:#fff;background:linear-gradient(140deg,var(--dew-teal-hi),var(--dew-teal))}
.cd-app__list span{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cd-app__more{margin:10px 4px 0;font-size:11.5px;color:var(--dew-mute)}
.cd-app__para{margin:0;padding:14px;background:#fff;border-radius:18px;border:1px solid var(--dew-hair);font-size:12.5px;line-height:1.6;color:#2b4440;display:-webkit-box;-webkit-line-clamp:9;-webkit-box-orient:vertical;overflow:hidden}

/* screenshot screen */
.cd-scr--shot{background:var(--dew-night);padding-top:46px}
.cd-scr--shot img{display:block;width:100%;height:auto}
.cd-scr--shot::after{content:"";position:absolute;left:0;right:0;bottom:0;height:70px;background:linear-gradient(180deg,transparent,var(--dew-night))}
.cd-scr--shot .cd-homebar{background:rgba(255,255,255,.7);z-index:6}

/* code screen */
.cd-scr--code{background:radial-gradient(120% 70% at 50% 0%,#5fd3b8,#0f9b8e 55%,#0b5f58);color:#fff;padding:96px 18px 30px;text-align:center}
.cd-code__k{font-size:12.5px;font-weight:700;letter-spacing:.2em;opacity:.9}
.cd-code__card{margin:14px 0 0;padding:22px 10px 18px;border-radius:22px;background:#fff;color:var(--dew-deep);box-shadow:0 26px 40px -24px rgba(0,0,0,.45)}
.cd-code__v{font-family:var(--dew-num);font-weight:800;font-size:30px;letter-spacing:.08em}
.cd-code__line{height:0;margin:14px 6px;border-top:1.5px dashed #b7e2d5}
.cd-code__s{font-size:12px;color:var(--dew-mute)}

.cd-rail__cap{display:flex;gap:10px;align-items:flex-start;width:var(--w,318px);margin:20px 0 0;font-size:13.5px;line-height:1.55;color:var(--dew-mute)}
.cd-rail__no{flex:none;padding:2px 9px;border-radius:999px;background:var(--dew-mint);color:var(--dew-deep);font-family:var(--dew-num);font-weight:800;font-size:12.5px}
.cd-rail__txt{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cd-rail__dots{display:flex;gap:6px;justify-content:center;width:var(--w,318px);margin-top:12px}
.cd-rail__dots i{width:6px;height:6px;border-radius:6px;background:#c4e4da;transition:width .3s,background .3s}
.cd-rail__dots i.is-on{width:20px;background:var(--dew-teal)}

/* ---------- desktop ---------- */
@media (min-width:40em){
  ol[data-part="steps"]:has(> li > strong:first-child){grid-template-columns:1fr 1fr}
  .cd-foot__in{grid-template-columns:1.4fr 1fr}
  .cd-foot__risk,.cd-foot__c{grid-column:1/-1}
  .cd-foot__links{justify-content:flex-end}
}
@media (min-width:70em){
  .cd-stage{grid-template-columns:minmax(0,var(--dew-col)) var(--dew-rail);column-gap:var(--dew-gap)}
  .cd-rail{display:block;position:relative;z-index:3;margin-top:calc(-1 * clamp(46px,8.5vw,128px) - 70px)}
  .cd-rail__stick{position:sticky;top:84px;display:flex;flex-direction:column;align-items:center}
  .cd-dock{left:calc(50% - (var(--dew-rail) + var(--dew-gap)) / 2)}
  /* phone shots dock into the rail once script runs */
  .cd-docked figure[data-part="shot"][data-device="phone"]{
    flex-direction:row;align-items:center;gap:14px;margin:1.6em 0;
    padding:14px 18px;border-radius:20px;background:linear-gradient(135deg,#e8f6f1,#f5fcf9);border:1px solid #c9e9de;
  }
  .cd-docked figure[data-part="shot"][data-device="phone"] img,
  .cd-docked figure[data-part="shot"][data-device="phone"]::after{display:none}
  .cd-docked figure[data-part="shot"][data-device="phone"]::before{
    content:"";position:static;flex:none;margin:0;width:22px;height:38px;border-radius:6px;
    background:linear-gradient(#e8f6f1,#e8f6f1) 50% 4px/8px 3px no-repeat,#0d1514;
    box-shadow:inset 0 0 0 2px #0d1514,inset 0 0 0 4px #5fd3b8;
  }
  .cd-docked figure[data-part="shot"][data-device="phone"] figcaption{text-align:left;margin:0;padding:0;max-width:none;color:#335550}
  .cd-docked figure[data-part="shot"][data-device="phone"] figcaption::after{content:"→ 截图显示在右侧手机里";display:block;margin-top:2px;font-size:13px;font-weight:700;color:var(--dew-teal)}
}

/* ---------- small phones ---------- */
@media (max-width:34em){
  .cd-doc table,.cd-doc tbody,.cd-doc tr,.cd-doc td{display:block;width:100%}
  .cd-doc thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .cd-doc tr + tr{border-top:1px solid var(--dew-line)}
  .cd-doc td{border:0;padding:12px 16px 2px}
  .cd-doc td:first-child{width:100%}
  .cd-doc td + td{padding:0 16px 14px;color:#45605b}
  .cd-nav a{padding:7px 12px;font-size:14.5px}
  .cd-mark__t{font-size:19px}
  .cd-doc > header[data-part="hero"]{border-radius:26px}
  ol[data-part="steps"] > li{padding:12px 12px 12px 54px}
  ol[data-part="steps"] > li::before{left:12px}
  [data-part="note"],[data-part="warn"]{padding:16px 16px 16px 56px}
  [data-part="note"]::before,[data-part="warn"]::before{left:16px;top:17px}
  .cd-mast{border-radius:26px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none !important;animation:none !important}
}