:root{
  --ink:#0f172a; --ink-2:#334155; --muted:#64748b; --faint:#94a3b8;
  --line:#e6e8ee; --line-2:#eef0f5; --bg:#f7f8fb; --card:#fff;
  --primary:#ea8a00; --primary-2:#f59e0b; --primary-weak:#fff4e0; --primary-line:#fcd9a3;
  --ok:#0d9488; --ok-weak:#ecfdf5; --warn:#b45309; --warn-weak:#fffbeb; --bad:#dc2626; --bad-weak:#fef2f2;
  --r-sm:8px; --r:12px; --r-lg:16px; --r-xl:22px;
  --shadow:0 1px 2px rgba(15,23,42,.04), 0 8px 24px -12px rgba(15,23,42,.12);
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:var(--sans); font-size:15px; line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0; font-weight:600; line-height:1.3; letter-spacing:-.01em}
p{margin:0}
a{color:inherit; text-decoration:none}
svg{display:block}
button{font-family:inherit}
::selection{background:var(--primary-line)}

.wrap{max-width:1120px; margin:0 auto; padding:0 20px}

/* ---------- topbar ---------- */
.topbar{position:sticky; top:0; z-index:40; background:rgba(255,255,255,.86); backdrop-filter:blur(10px); border-bottom:1px solid var(--line)}
.topbar-inner{display:flex; align-items:center; gap:28px; height:62px}
.brand{display:flex; align-items:center; gap:9px; font-weight:600; font-size:16.5px; letter-spacing:-.02em}
.brand-mark{display:grid; place-items:center; width:30px; height:30px; border-radius:9px; background:var(--primary-weak)}
.nav{display:flex; gap:22px; margin-right:auto; font-size:14.5px; color:var(--ink-2)}
.nav a:hover{color:var(--primary)}
.topbar-actions{display:flex; align-items:center; gap:10px}
@media (max-width:720px){ .nav{display:none} }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:7px;
  border:1px solid transparent; border-radius:10px; cursor:pointer;
  font-size:14.5px; font-weight:500; padding:9px 16px; white-space:nowrap;
  transition:.16s ease; background:none; color:inherit;
}
.btn-sm{font-size:13.5px; padding:7px 13px; border-radius:9px}
.btn-lg{font-size:15.5px; padding:12px 24px; border-radius:12px}
.btn-primary{background:var(--primary); color:#fff}
.btn-primary:hover{background:#c96f00}
.btn-ghost{border-color:var(--line); background:#fff; color:var(--ink-2)}
.btn-ghost:hover{border-color:var(--primary-line); color:var(--primary); background:var(--primary-weak)}
.btn-soft{background:var(--primary-weak); color:var(--primary)}
.btn-soft:hover{background:#ffe9c2}
.btn-danger{color:var(--bad); border-color:#fecaca; background:#fff}
.btn-danger:hover{background:var(--bad-weak)}
.btn:disabled{opacity:.5; cursor:not-allowed}
.btn-block{width:100%}
.badge{display:inline-flex; align-items:center; gap:5px; font-size:12.5px; font-weight:500; color:var(--warn); background:var(--warn-weak); border:1px solid #fde68a; padding:3px 9px; border-radius:999px}

/* ---------- hero ---------- */
.hero{display:grid; grid-template-columns:1.15fr .85fr; gap:56px; align-items:center; padding:64px 0 56px}
@media (max-width:900px){ .hero{grid-template-columns:1fr; gap:40px; padding:44px 0 36px} }
.pill{display:inline-flex; align-items:center; gap:7px; font-size:13px; color:var(--ok); background:var(--ok-weak); border:1px solid #a7f3d0; padding:5px 12px; border-radius:999px}
.hero h1{font-size:44px; margin:20px 0 18px; letter-spacing:-.03em}
.hero h1 em{font-style:normal; color:var(--primary); display:block}
@media (max-width:900px){ .hero h1{font-size:33px} }
.lead{font-size:16.5px; color:var(--muted); max-width:520px}
.hero-cta{display:flex; gap:12px; margin:28px 0 22px; flex-wrap:wrap}
.hero-points{list-style:none; display:flex; gap:22px; padding:0; margin:0; flex-wrap:wrap; font-size:13.5px; color:var(--muted)}
.hero-points li{display:flex; align-items:center; gap:6px}
.hero-points svg{color:var(--ok)}
.hero-art{position:relative; height:300px}
.art-card{position:absolute; background:#fff; border:1px solid var(--line); border-radius:var(--r); padding:14px 16px; box-shadow:var(--shadow); width:212px}
.art-card strong{display:block; font-size:13.5px; font-family:var(--mono); margin:8px 0 2px; word-break:break-all}
.art-card span{font-size:12.5px; color:var(--faint)}
.art-card .ok{color:var(--ok); font-weight:500}
.art-a{left:0; top:16px; transform:rotate(-3deg)}
.art-b{right:0; top:96px; transform:rotate(2.5deg)}
.art-tag{display:inline-block; font-size:11.5px; color:var(--muted); background:var(--bg); border:1px solid var(--line); border-radius:6px; padding:1px 7px}
.art-tag.ok{color:var(--ok); background:var(--ok-weak); border-color:#a7f3d0}
.art-bar{position:absolute; left:16px; right:16px; bottom:64px; height:8px; background:#e9edf5; border-radius:99px; overflow:hidden}
.art-bar i{display:block; height:100%; background:var(--ok); border-radius:99px}
.art-note{position:absolute; left:16px; bottom:32px; font-size:13px; color:var(--muted)}
@media (max-width:900px){ .hero-art{height:250px} .art-card{width:180px} }

/* ---------- live stats ---------- */
.stats{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:var(--r); overflow:hidden; margin-bottom:8px}
.stats>div{background:#fff; padding:18px 22px}
.stats b{display:block; font-size:25px; font-weight:600; letter-spacing:-.02em}
.stats span{font-size:13px; color:var(--muted)}
@media (max-width:640px){ .stats{grid-template-columns:1fr} }

/* ---------- sections ---------- */
.section{padding:52px 0 8px}
.section-head{margin-bottom:24px}
.section-head h2{font-size:25px; margin-bottom:8px; letter-spacing:-.02em}
.section-head p{color:var(--muted); font-size:14.5px}

.tools{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
@media (max-width:900px){ .tools{grid-template-columns:repeat(2,1fr)} }
@media (max-width:600px){ .tools{grid-template-columns:1fr} }
.tool-card{display:flex; flex-direction:column; gap:10px; background:var(--card); border:1px solid var(--line); border-radius:var(--r-lg); padding:22px; transition:.18s ease}
.tool-card:hover{border-color:var(--primary-line); transform:translateY(-2px); box-shadow:var(--shadow)}
.tool-ico{display:grid; place-items:center; width:40px; height:40px; border-radius:11px; background:var(--primary-weak); color:var(--primary)}
.tool-card h3{font-size:16px}
.tool-card p{font-size:13.5px; color:var(--muted); flex:1}
.tool-card .go{font-size:13.5px; color:var(--primary); font-weight:500}

.why{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
@media (max-width:900px){ .why{grid-template-columns:repeat(2,1fr)} }
@media (max-width:560px){ .why{grid-template-columns:1fr} }
.why-item{background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); padding:20px}
.why-ico{display:grid; place-items:center; width:36px; height:36px; border-radius:10px; background:var(--bg); color:var(--ink-2); margin-bottom:13px}
.why-item h3{font-size:15px; margin-bottom:7px}
.why-item p{font-size:13.5px; color:var(--muted)}

.ad-slot{margin-top:36px; padding:16px 20px; border:1px dashed var(--line); border-radius:var(--r); background:#fff; color:var(--faint); font-size:13px; text-align:center}

.cta-band{display:flex; align-items:center; gap:28px; justify-content:space-between; background:linear-gradient(0deg,#fff,#fff); border:1px solid var(--line); border-radius:var(--r-xl); padding:32px 34px; margin-top:44px; flex-wrap:wrap}
.cta-band h2{font-size:21px; margin-bottom:7px}
.cta-band p{color:var(--muted); font-size:14px; max-width:560px}

.faq{padding-top:44px}
.faq h2{font-size:21px; margin-bottom:16px}
.faq details{background:#fff; border:1px solid var(--line); border-radius:var(--r); padding:15px 18px; margin-bottom:10px}
.faq summary{cursor:pointer; font-weight:500; font-size:14.5px; list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"?"; display:inline-grid; place-items:center; width:19px; height:19px; border-radius:50%; background:var(--primary-weak); color:var(--primary); font-size:12px; margin-right:9px; vertical-align:-3px}
.faq details[open] summary{margin-bottom:9px}
.faq details p{color:var(--muted); font-size:14px; padding-left:28px}

/* ---------- tool page ---------- */
.page-head{padding:34px 0 22px}
.crumb{font-size:13px; color:var(--faint); margin-bottom:12px}
.crumb a:hover{color:var(--primary)}
.page-head h1{font-size:30px; letter-spacing:-.025em; margin-bottom:10px}
.page-head .sub{color:var(--muted); font-size:15px; max-width:660px}
@media (max-width:640px){ .page-head h1{font-size:24px} }

.workbench{display:grid; grid-template-columns:288px 1fr; gap:20px; align-items:start; padding-bottom:20px}
@media (max-width:900px){ .workbench{grid-template-columns:1fr} }
.panel{background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); padding:20px}
.panel.sticky{position:sticky; top:80px}
@media (max-width:900px){ .panel.sticky{position:static} }
.panel h2{font-size:15px; margin-bottom:16px; display:flex; align-items:center; justify-content:space-between}
.field{margin-bottom:16px}
.field:last-child{margin-bottom:0}
.field label{display:block; font-size:13px; color:var(--ink-2); margin-bottom:7px; font-weight:500}
.field .hint{font-size:12px; color:var(--faint); margin-top:6px; line-height:1.5}
input[type=text],input[type=number],input[type=password],select,textarea{
  width:100%; padding:9px 11px; border:1px solid var(--line); border-radius:9px;
  font-size:14px; font-family:inherit; color:var(--ink); background:#fff; outline:none; transition:.15s;
}
input:focus,select:focus,textarea:focus{border-color:var(--primary-2); box-shadow:0 0 0 3px var(--primary-weak)}
input[type=range]{width:100%; accent-color:var(--primary); height:20px}
input[type=color]{width:100%; height:36px; border:1px solid var(--line); border-radius:9px; background:#fff; padding:2px; cursor:pointer}
.row{display:flex; gap:10px}
.row>*{flex:1; min-width:0}
.check{display:flex; align-items:center; gap:8px; font-size:13.5px; color:var(--ink-2); cursor:pointer}
.check input{accent-color:var(--primary)}
.range-val{float:right; font-size:12.5px; color:var(--primary); font-family:var(--mono)}

.posgrid{display:grid; grid-template-columns:repeat(3,1fr); gap:5px; width:112px}
.posgrid button{aspect-ratio:1; border:1px solid var(--line); background:#fff; border-radius:7px; cursor:pointer; transition:.14s}
.posgrid button:hover{border-color:var(--primary-line); background:var(--primary-weak)}
.posgrid button[aria-pressed=true]{background:var(--primary); border-color:var(--primary)}

.drop{background:#fff; border:1.5px dashed var(--line); border-radius:var(--r-lg); padding:44px 24px; text-align:center; cursor:pointer; transition:.18s}
.drop:hover,.drop.over{border-color:var(--primary-2); background:var(--primary-weak)}
.drop .d-ico{display:grid; place-items:center; width:46px; height:46px; margin:0 auto 14px; border-radius:13px; background:var(--primary-weak); color:var(--primary)}
.drop strong{display:block; font-size:15.5px; margin-bottom:6px}
.drop span{font-size:13.5px; color:var(--muted)}
.drop .limits{display:block; margin-top:12px; font-size:12.5px; color:var(--faint)}

.toolbar{display:flex; align-items:center; gap:12px; flex-wrap:wrap; margin:18px 0 12px}
.toolbar .spacer{flex:1}
.count{font-size:13.5px; color:var(--muted)}
.count b{color:var(--ink)}

.files{display:flex; flex-direction:column; gap:9px}
.file{display:flex; align-items:center; gap:13px; background:#fff; border:1px solid var(--line); border-radius:var(--r); padding:11px 13px}
.thumb{width:46px; height:46px; border-radius:8px; object-fit:cover; background:var(--bg); border:1px solid var(--line); flex:none}
.file-main{flex:1; min-width:0}
.file-name{font-size:13.5px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
.file-meta{font-size:12.5px; color:var(--faint); margin-top:2px}
.file-meta .down{color:var(--ok); font-weight:500}
.file-meta .up{color:var(--warn)}
.file-x{border:none; background:none; color:var(--faint); cursor:pointer; padding:4px; border-radius:7px}
.file-x:hover{color:var(--bad); background:var(--bad-weak)}
.mini{font-size:12.5px; padding:5px 11px; border-radius:8px; border:1px solid var(--line); background:#fff; color:var(--ink-2); cursor:pointer; font-weight:500}
.nav-auth{font-size:13px;font-weight:600;color:var(--brand,#ea8a00);padding:6px 10px;border:1px dashed var(--brand,#ea8a00);border-radius:8px;white-space:nowrap}
.nav-auth.is-user{border-style:solid;color:var(--ink-2)}
.mini-primary{background:var(--brand,#2563eb); border-color:var(--brand,#2563eb); color:#fff}
.mini-primary:hover{filter:brightness(1.08)}
.code-copy{cursor:pointer; border-bottom:1px dashed var(--brand,#2563eb); padding-bottom:1px}
.code-copy:hover{color:var(--brand,#2563eb)}
.mini:hover{border-color:var(--primary-line); color:var(--primary)}
.empty{padding:34px; text-align:center; color:var(--faint); font-size:13.5px}

.bar{height:5px; background:var(--line-2); border-radius:99px; overflow:hidden; margin:14px 0}
.bar i{display:block; height:100%; width:0; background:var(--primary); transition:width .2s}

.note{display:flex; gap:10px; font-size:13px; padding:12px 14px; border-radius:var(--r); border:1px solid var(--line); background:#fff; color:var(--ink-2)}
.note.warn{background:var(--warn-weak); border-color:#fde68a; color:#92400e}
.note.ok{background:var(--ok-weak); border-color:#a7f3d0; color:#065f46}
.note.info{background:var(--primary-weak); border-color:var(--primary-line); color:#9a5b00}
.note svg{flex:none; margin-top:2px}

/* ---------- pricing ---------- */
.plans{display:grid; grid-template-columns:repeat(3,1fr); gap:18px}
@media (max-width:860px){ .plans{grid-template-columns:1fr} }
.plan{background:#fff; border:1px solid var(--line); border-radius:var(--r-xl); padding:26px; display:flex; flex-direction:column; gap:14px}
.plan.best{border-color:var(--primary-2); box-shadow:0 0 0 3px var(--primary-weak)}
.plan h3{font-size:17px; display:flex; align-items:center; justify-content:space-between}
.plan .tagline{font-size:13.5px; color:var(--muted); min-height:22px}
.price{font-size:34px; font-weight:600; letter-spacing:-.03em}
.price small{font-size:14px; font-weight:400; color:var(--muted); margin-left:4px}
.plan ul{list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:9px; font-size:13.5px; color:var(--ink-2); flex:1}
.plan li{display:flex; gap:8px}
.plan li svg{flex:none; margin-top:3px; color:var(--ok)}
.plan li.off{color:var(--faint)}
.plan li.off svg{color:var(--faint)}

.redeem{background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); padding:24px; margin-top:26px}
.redeem-row{display:flex; gap:10px; margin-top:12px; max-width:520px}
@media (max-width:560px){ .redeem-row{flex-direction:column} }

/* ---------- forms / pages ---------- */
.form-card{background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); padding:26px; max-width:620px}
.form-card .field{margin-bottom:16px}
.form-actions{display:flex; gap:10px; align-items:center; margin-top:20px}

/* ---------- toast ---------- */
.toast{position:fixed; left:50%; bottom:34px; transform:translateX(-50%); z-index:90; background:var(--ink); color:#fff; font-size:13.5px; padding:11px 20px; border-radius:11px; box-shadow:0 12px 32px -8px rgba(15,23,42,.4); max-width:86vw}
.toast.ok{background:#065f46}
.toast.bad{background:#991b1b}

/* ---------- footer ---------- */
.footer{margin-top:64px; border-top:1px solid var(--line); background:#fff; padding:36px 0}
.footer-inner{display:flex; gap:32px; justify-content:space-between; flex-wrap:wrap; align-items:flex-start}
.footer strong{font-size:15px}
.footer p{font-size:13px; color:var(--muted); margin-top:5px}
.footer-links{display:flex; gap:18px; flex-wrap:wrap; font-size:13.5px; color:var(--muted); max-width:420px}
.footer-links a:hover{color:var(--primary)}
.footer-meta{display:flex; flex-direction:column; gap:6px; font-size:12.5px; color:var(--faint); align-items:flex-end}
.footer-meta a:hover{color:var(--primary)}
@media (max-width:720px){ .footer-meta{align-items:flex-start} }
.sr-only{position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0)}

/* ---- 临时套餐卡与扫码收款（v2.1） ---- */
.plans.mini{grid-template-columns:repeat(3,1fr); gap:14px}
@media (max-width:720px){ .plans.mini{grid-template-columns:1fr} }
.plan.mini .price{font-size:24px}
.pay-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px; margin:14px 0}
@media (max-width:640px){ .pay-grid{grid-template-columns:1fr} }
.pay-qr{background:#fff; border:2px solid var(--primary-line); border-radius:var(--r); padding:14px; text-align:center; transition:opacity .2s, border-color .2s}
.pay-qr.qr-dim{opacity:.45; border-color:var(--line)}
.pay-qr img{width:180px; height:180px; object-fit:contain; border-radius:8px; border:1px solid var(--line-2); background:#fff}
.pay-qr b{display:block; margin-top:8px; font-size:13.5px}
.pay-form{display:flex; flex-direction:column; gap:12px; max-width:560px}
.pay-methods{display:flex; gap:20px; font-size:14px; padding:6px 0}
.pay-methods label{display:flex; align-items:center; gap:6px; cursor:pointer}

/* ==================== v3 质感升级（2026-09） ==================== */
body{background:
  radial-gradient(1100px 480px at 85% -120px, rgba(255,196,110,.16), transparent 62%),
  radial-gradient(900px 420px at -8% 30%, rgba(255,231,194,.20), transparent 60%),
  var(--bg);
}

/* --- 按钮：渐变+投影 --- */
.btn{transition:transform .16s ease, box-shadow .16s ease, background .16s ease, border-color .16s ease, color .16s ease}
.btn-primary{background:linear-gradient(135deg,#ffa42b 0%,#f07d00 58%,#e06f00 100%); box-shadow:0 2px 6px -1px rgba(234,138,0,.35), 0 10px 22px -8px rgba(234,138,0,.45)}
.btn-primary:hover{background:linear-gradient(135deg,#ff9a1f 0%,#ea7400 58%,#d56900 100%); transform:translateY(-1px); box-shadow:0 4px 10px -2px rgba(234,138,0,.4), 0 14px 28px -8px rgba(234,138,0,.5)}
.btn-primary:active{transform:translateY(0)}
.btn-lg.btn-primary{padding:13px 30px; border-radius:13px; font-weight:600}
.btn-light{background:#fff; color:#c26200; font-weight:600}
.btn-light:hover{background:#fff7ec; transform:translateY(-1px)}

/* --- 顶栏 --- */
.topbar{background:rgba(255,255,255,.78); box-shadow:0 1px 0 rgba(15,23,42,.03), 0 8px 24px -20px rgba(15,23,42,.25)}

/* --- Hero --- */
.hero{position:relative; padding:76px 0 64px}
.hero-bg{position:absolute; inset:-62px -40px -20px; pointer-events:none; z-index:-1;
  background:
    radial-gradient(560px 300px at 82% 8%, rgba(255,169,64,.20), transparent 65%),
    radial-gradient(520px 320px at 8% 78%, rgba(255,214,150,.22), transparent 62%),
    radial-gradient(circle at center, rgba(15,23,42,.05) 1px, transparent 1.5px);
  background-size:auto,auto,26px 26px;
  -webkit-mask-image:linear-gradient(180deg,#000 62%,transparent); mask-image:linear-gradient(180deg,#000 62%,transparent);
}
.hero h1{font-size:48px; letter-spacing:-.035em}
.hero h1 em{font-style:normal; display:block; background:linear-gradient(92deg,#ff9a1f 0%,#ec6c00 70%); -webkit-background-clip:text; background-clip:text; color:transparent}
@media (max-width:900px){ .hero{padding:52px 0 40px} .hero h1{font-size:34px} }

/* 拟物小窗口 */
.hero-art{height:330px}
.app-window{position:absolute; left:6px; right:36px; top:6px; background:#fff; border:1px solid var(--line); border-radius:16px; box-shadow:0 2px 4px rgba(15,23,42,.04), 0 24px 48px -20px rgba(15,23,42,.22); overflow:hidden; animation:floaty 6s ease-in-out infinite}
.aw-bar{display:flex; align-items:center; gap:6px; padding:10px 14px; border-bottom:1px solid var(--line-2); background:linear-gradient(180deg,#fbfcfe,#f6f8fb)}
.aw-bar i{width:9px; height:9px; border-radius:50%; background:#e2e6ee}
.aw-bar i:first-child{background:#ffb4a0}.aw-bar i:nth-child(2){background:#ffd9a0}.aw-bar i:nth-child(3){background:#b5e3c8}
.aw-bar span{margin-left:8px; font-size:11.5px; color:var(--faint)}
.aw-body{padding:16px}
.aw-row{display:flex; align-items:center; gap:11px; padding:10px 12px; border:1px solid var(--line-2); border-radius:11px; margin-bottom:9px; background:#fff}
.aw-dot{width:9px; height:9px; border-radius:50%; flex:none}
.aw-dot.src{background:#f0a24b}.aw-dot.ok{background:#12b886}
.aw-file{flex:1; min-width:0}
.aw-file strong{display:block; font-size:13px; font-family:var(--mono); white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
.aw-file span{font-size:11.5px; color:var(--faint)}
.aw-tag{font-size:11px; color:var(--muted); background:var(--bg); border:1px solid var(--line); border-radius:6px; padding:2px 8px; flex:none}
.aw-tag.ok{color:#0b7c5c; background:var(--ok-weak); border-color:#a7f3d0; font-weight:500}
.aw-progress{height:8px; background:#eef1f6; border-radius:99px; overflow:hidden; margin:13px 2px 9px}
.aw-progress i{display:block; height:100%; border-radius:99px; background:linear-gradient(90deg,#ffc061,#f07d00)}
.aw-note{font-size:12.5px; color:var(--muted); padding:0 2px}
.float-chip{position:absolute; display:inline-flex; align-items:center; gap:6px; background:rgba(255,255,255,.94); border:1px solid var(--line); border-radius:999px; padding:7px 13px; font-size:12.5px; font-weight:500; color:var(--ink-2); box-shadow:0 10px 26px -12px rgba(15,23,42,.28); backdrop-filter:blur(4px)}
.float-chip svg{color:var(--primary)}
.chip-a{right:-6px; top:22px; animation:floaty 5.2s .4s ease-in-out infinite}
.chip-b{left:-12px; bottom:64px; animation:floaty 5.8s .9s ease-in-out infinite}
.chip-c{right:22px; bottom:-8px; animation:floaty 6.4s .2s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@media (prefers-reduced-motion:reduce){ .app-window,.float-chip{animation:none} }
@media (max-width:900px){ .hero-art{height:280px} .chip-b{left:0} }

/* --- 实时数据 --- */
.stats{gap:14px; background:none; border:none; border-radius:0; overflow:visible; margin:6px 0 4px}
.stats>div{position:relative; background:linear-gradient(180deg,#ffffff,#fffdf8); border:1px solid var(--line); border-radius:var(--r-lg); padding:20px 24px; box-shadow:0 1px 2px rgba(15,23,42,.03), 0 12px 28px -18px rgba(234,138,0,.35)}
.stats>div::after{content:""; position:absolute; left:24px; top:0; width:34px; height:3px; border-radius:0 0 4px 4px; background:linear-gradient(90deg,#ffb84d,#f07d00)}
.stats b{font-size:27px; background:linear-gradient(92deg,#f08a00,#e06f00); -webkit-background-clip:text; background-clip:text; color:transparent}

/* --- 小节标题 --- */
.eyebrow{display:inline-flex; align-items:center; gap:6px; font-size:12.5px; font-weight:600; letter-spacing:.14em; color:var(--primary); background:var(--primary-weak); border:1px solid var(--primary-line); border-radius:999px; padding:3px 12px; margin-bottom:13px}
.section-head h2{font-size:27px}

/* --- 工具卡片 --- */
.tool-card{position:relative; gap:11px; padding:24px 22px 20px; border-radius:18px; background:linear-gradient(180deg,#ffffff,#fffefb); overflow:hidden}
.tool-card::before{content:""; position:absolute; inset:0 0 auto; height:3px; background:linear-gradient(90deg,var(--pc1,#ffb056),var(--pc2,#f07d00)); opacity:0; transition:.2s}
.tool-card:hover{transform:translateY(-4px); box-shadow:0 3px 6px rgba(15,23,42,.04), 0 22px 44px -18px rgba(234,138,0,.35); border-color:var(--primary-line)}
.tool-card:hover::before{opacity:1}
.tool-ico{width:46px; height:46px; border-radius:14px; box-shadow:inset 0 0 0 1px rgba(15,23,42,.04)}
.tool-card:nth-child(4n+1){--pc1:#ffb056;--pc2:#f07d00} .tool-card:nth-child(4n+1) .tool-ico{background:linear-gradient(135deg,#fff3e0,#ffe3b8); color:#e07b00}
.tool-card:nth-child(4n+2){--pc1:#4fd1b5;--pc2:#0d9488} .tool-card:nth-child(4n+2) .tool-ico{background:linear-gradient(135deg,#e6faf4,#c2efe2); color:#0d9488}
.tool-card:nth-child(4n+3){--pc1:#a78bfa;--pc2:#7c5ce0} .tool-card:nth-child(4n+3) .tool-ico{background:linear-gradient(135deg,#f1edfe,#ddd2fb); color:#7c5ce0}
.tool-card:nth-child(4n+4){--pc1:#7db4ff;--pc2:#3787e0} .tool-card:nth-child(4n+4) .tool-ico{background:linear-gradient(135deg,#e9f2fe,#cfe4fc); color:#2f7fd6}
.tool-card h3{font-size:16.5px}
.tool-card .go{display:inline-flex; align-items:center; gap:5px}
.tool-card .go::after{content:"→"; transition:transform .18s}
.tool-card:hover .go::after{transform:translateX(4px)}
.tool-flag{position:absolute; top:14px; right:14px; font-size:11px; font-weight:600; letter-spacing:.02em; padding:3px 9px; border-radius:999px}
.tool-flag.flag-ai{color:#6d28d9; background:linear-gradient(135deg,#f3edff,#e6dcff); border:1px solid #ddd0fb}
.tool-flag.flag-hot{color:#c2410c; background:linear-gradient(135deg,#fff1e2,#ffe3c2); border:1px solid #fcd9a3}

/* --- 三步出图 --- */
.steps{display:grid; grid-template-columns:1fr auto 1fr auto 1fr; gap:18px; align-items:stretch}
@media (max-width:860px){ .steps{grid-template-columns:1fr} .step-arrow{display:none} }
.step{position:relative; background:linear-gradient(180deg,#ffffff,#fffdf8); border:1px solid var(--line); border-radius:18px; padding:26px 22px 22px; box-shadow:0 1px 2px rgba(15,23,42,.03), 0 14px 30px -22px rgba(15,23,42,.25)}
.step-num{position:absolute; top:18px; right:18px; display:grid; place-items:center; width:30px; height:30px; border-radius:10px; background:linear-gradient(135deg,#ffa42b,#f07d00); color:#fff; font-size:14px; font-weight:600; box-shadow:0 6px 14px -6px rgba(234,138,0,.55)}
.step-ico{display:grid; place-items:center; width:46px; height:46px; border-radius:14px; background:linear-gradient(135deg,#fff3e0,#ffe3b8); color:#e07b00; margin-bottom:14px}
.step h3{font-size:16px; margin-bottom:8px}
.step p{font-size:13.5px; color:var(--muted)}
.step-arrow{display:grid; place-items:center; font-size:22px; color:var(--faint)}

/* --- 适用场景 --- */
.scene-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:16px}
@media (max-width:960px){ .scene-grid{grid-template-columns:repeat(2,1fr)} }
@media (max-width:560px){ .scene-grid{grid-template-columns:1fr} }
.scene{position:relative; background:#fff; border:1px solid var(--line); border-radius:18px; padding:22px; overflow:hidden; transition:.18s ease}
.scene::after{content:""; position:absolute; right:-30px; top:-30px; width:90px; height:90px; border-radius:50%; background:radial-gradient(circle, rgba(255,169,64,.14), transparent 70%)}
.scene:hover{transform:translateY(-3px); box-shadow:0 20px 40px -20px rgba(15,23,42,.25); border-color:var(--primary-line)}
.scene-ico{display:grid; place-items:center; width:42px; height:42px; border-radius:13px; background:linear-gradient(135deg,#fff3e0,#ffe3b8); color:#e07b00; margin-bottom:13px}
.scene h3{font-size:15.5px; margin-bottom:8px}
.scene p{font-size:13.5px; color:var(--muted); min-height:66px}
.scene-tags{display:flex; gap:6px; flex-wrap:wrap; margin-top:13px}
.scene-tags span{font-size:11.5px; color:var(--ink-2); background:var(--bg); border:1px solid var(--line); border-radius:6px; padding:2px 8px}

/* --- 为什么 --- */
.why-item{border-radius:18px; background:linear-gradient(180deg,#ffffff,#fffefb); transition:.18s ease}
.why-item:hover{transform:translateY(-2px); border-color:var(--primary-line); box-shadow:0 16px 34px -20px rgba(15,23,42,.28)}
.why-ico{background:linear-gradient(135deg,#fff3e0,#ffe3b8); color:#e07b00; width:38px; height:38px; border-radius:11px}

/* --- 会员预告条 --- */
.teaser{display:flex; align-items:center; justify-content:space-between; gap:22px; flex-wrap:wrap; background:linear-gradient(120deg,#fff8ec 0%,#ffefdb 55%,#ffe6c4 100%); border:1px solid #fcd9a3; border-radius:20px; padding:26px 30px; box-shadow:0 18px 40px -26px rgba(234,138,0,.5)}
.teaser-pill{display:inline-flex; align-items:center; gap:6px; font-size:12px; font-weight:600; color:#9a5b00; background:#fff; border:1px solid #f2c88a; border-radius:999px; padding:3px 11px; margin-bottom:10px}
.teaser strong{display:block; font-size:18.5px; letter-spacing:-.01em; margin-bottom:6px}
.teaser p{font-size:13.5px; color:#8a6a3f; max-width:560px}

/* --- 企业 CTA --- */
.cta-band{position:relative; overflow:hidden; background:linear-gradient(120deg,#ff9a1f 0%,#f07d00 52%,#e06f00 100%); border:none; color:#fff; padding:38px 38px; box-shadow:0 24px 48px -22px rgba(234,138,0,.6)}
.cta-band::before{content:""; position:absolute; inset:0; background:radial-gradient(circle at 88% -20%, rgba(255,255,255,.28), transparent 52%), radial-gradient(circle at -6% 120%, rgba(255,255,255,.16), transparent 45%)}
.cta-band>div{position:relative}
.cta-band h2{font-size:22px; margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.92); font-size:14px; max-width:560px; position:relative}
.cta-band .btn{position:relative}

/* --- FAQ / 页脚 --- */
.faq details{border-radius:12px; transition:.16s}
.faq details[open]{border-color:var(--primary-line); box-shadow:0 10px 26px -18px rgba(234,138,0,.45)}
.footer{background:linear-gradient(180deg,#fff,#fbfcfe)}

/* ---- 手动修边编辑器 ---- */
.picedit{position:fixed;inset:0;z-index:1000;background:rgba(15,18,25,.88);display:flex;flex-direction:column}
.picedit-bar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:10px 16px;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.25)}
.picedit-title{font-weight:700;font-size:15px;color:#111}
.picedit-sub{font-weight:400;font-size:12.5px;color:#666;margin-left:6px}
.picedit-tools{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.picedit-tools button{font-size:13px;padding:6px 12px;border-radius:8px;border:1px solid #ddd;background:#fff;cursor:pointer;color:#333}
.picedit-tools button[aria-pressed="true"]{background:#2563eb;border-color:#2563eb;color:#fff;font-weight:600}
.picedit-size{display:flex;align-items:center;gap:6px;font-size:13px;color:#333}
.picedit-size input{width:110px}
.picedit-actions{margin-left:auto;display:flex;gap:8px}
.picedit-cancel{font-size:13px;padding:7px 14px;border-radius:8px;border:1px solid #ddd;background:#fff;cursor:pointer}
.picedit-save{font-size:13px;padding:7px 16px;border-radius:8px;border:none;background:#2563eb;color:#fff;font-weight:600;cursor:pointer}
.picedit-save:disabled{opacity:.6}
.picedit-stage{flex:1;overflow:auto;display:flex;align-items:center;justify-content:center;padding:18px}
.picedit-canvaswrap{max-width:100%;max-height:100%;background-image:linear-gradient(45deg,#ccc 25%,transparent 25%,transparent 75%,#ccc 75%),linear-gradient(45deg,#ccc 25%,transparent 25%,transparent 75%,#ccc 75%);background-size:20px 20px;background-position:0 0,10px 10px;border-radius:6px;line-height:0}
.picedit-canvaswrap canvas{max-width:100%;max-height:calc(100vh - 120px);touch-action:none}

/* ==================== 2026-09-19 批量体验优化 ==================== */
/* 付款方式圆点：放在各自二维码下方 */
.pay-pick{display:flex;align-items:center;justify-content:center;gap:7px;margin-top:9px;font-size:13.5px;font-weight:600;cursor:pointer;user-select:none;color:var(--ink,#1f2937)}
.pay-pick input{width:16px;height:16px;accent-color:var(--primary);cursor:pointer}
.pay-qr{cursor:pointer;transition:opacity .15s}
.pay-qr.qr-dim{opacity:.35}
/* 企业版展示区 */
.org-band{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;padding:28px 32px;border:1.5px dashed var(--primary-line,#fcd9a3);border-radius:20px;background:linear-gradient(120deg,#fffaf2,#fff5e6)}
.org-band-copy{display:flex;flex-direction:column;gap:8px;min-width:260px;flex:1}
.org-band-copy strong{font-size:19px}
.org-band-copy p{margin:0;color:var(--muted);font-size:14.5px}
/* 场景词组可点 */
.scene{cursor:pointer;transition:transform .15s,box-shadow .15s}
.scene:hover{transform:translateY(-2px)}
.scene-tags span{cursor:pointer;transition:all .15s}
.scene-tags span:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-weak)}
.scene-hint{color:var(--faint);font-size:13px;margin-top:-14px;margin-bottom:16px}
/* 双角标错开 */
.tool-card .tool-flag + .tool-flag{top:44px}
/* 留言表单（深色 cta-band 上） */
.msg-form{display:flex;flex-direction:column;gap:10px;margin-top:14px;max-width:560px}
.msg-form input,.msg-form textarea{width:100%;padding:10px 13px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink,#1f2937);font-size:14px;font-family:inherit}
.msg-form textarea{resize:vertical;min-height:76px}
/* ---- 移动端排版整理 ---- */
@media (max-width:640px){
  .section{padding:34px 0}
  .topbar-inner{height:54px;gap:14px;padding:0 2px}
  .topbar-actions{gap:8px}
  .hero{padding:40px 0 30px}
  .hero h1{font-size:28px;line-height:1.25}
  .hero-cta{flex-wrap:wrap;gap:10px}
  .form-card{padding:18px 15px}
  .page-head{padding:26px 0 14px}
  .page-head h1{font-size:23px}
  .page-head .sub{font-size:14px}
  .workbench{gap:16px;padding:0}
  .drop{padding:26px 14px}
  .toolbar{flex-wrap:wrap;gap:8px}
  .plan{padding:18px 16px}
  .teaser,.org-band,.cta-band{padding:22px 18px}
  .cta-band{gap:16px}
  .pay-qr{padding:12px}
  .pay-qr img{max-width:100%;height:auto}
  .pay-form .field{margin-bottom:14px}
  .scene{padding:16px}
  .footer{padding:26px 0}
  .table-wrap{overflow-x:auto}
}

/* 三档套餐展示区 */
.plan-band{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.plan-band-card{background:var(--card,#fff);border:1px solid var(--line,#e5e7eb);border-radius:14px;padding:20px 18px;display:flex;flex-direction:column;gap:10px}
.plan-band-card h3{margin:0;font-size:16px}
.plan-band-card ul{margin:0;padding-left:18px;color:var(--muted,#6b7280);font-size:13.5px;line-height:1.75;flex:1}
.plan-band-card .btn{margin-top:4px;text-align:center}
.plan-price{margin:0;font-size:22px;font-weight:700;color:var(--primary)}
.plan-price small{font-size:12px;font-weight:400;color:var(--muted,#6b7280)}
.plan-tag{display:inline-block;font-size:12px;color:var(--primary);border:1px solid var(--primary);border-radius:999px;padding:1px 10px;width:fit-content}
.plan-tag.hot{background:var(--primary);color:#fff}
.plan-band-hot{border-color:var(--primary);box-shadow:0 6px 22px rgba(0,0,0,.07)}
@media (max-width:760px){
  .plan-band{grid-template-columns:1fr;gap:12px}
  .org-band{flex-direction:column;align-items:flex-start;gap:12px}
  .teaser{flex-direction:column;align-items:flex-start;gap:12px}
  .footer-links{flex-wrap:wrap;gap:8px 14px}
  .footer-meta{flex-wrap:wrap;gap:8px 14px}
}