/* 01. 基础变量：与现有创作页面保持一致，可迁入公共样式。 */
:root { --ink:#1b2a31; --teal:#5399a0; --deep:#397e85; --muted:#788e88; --line:#5399a024; --cream:#fcf9e8; }
* { box-sizing:border-box; }
body { margin:0; background:var(--cream); color:var(--ink); font:14px/1.6 "Microsoft YaHei","PingFang SC",sans-serif; }
body::before { content:""; position:fixed; inset:0; z-index:-1; background:radial-gradient(ellipse at 100% 0%,#7fdce566,transparent 52%),radial-gradient(ellipse at 0% 100%,#7fdce555,transparent 42%),radial-gradient(ellipse at 0% 0%,#d0edf080,transparent 40%); }
button,a,summary { -webkit-tap-highlight-color:transparent; }
button { font:inherit; cursor:pointer; color:inherit; border:0; background:none; }
a { color:inherit; text-decoration:none; }
button:focus-visible,a:focus-visible,summary:focus-visible { outline:2px solid var(--deep); outline-offset:5px; }
svg { width:22px; height:22px; fill:none; stroke:currentColor; stroke-width:1.6; stroke-linecap:round; stroke-linejoin:round; vertical-align:middle; flex-shrink:0; }
[hidden],.icon-definitions { display:none!important; }
/* 02. 独立页面布局与标题区域。 */
.main { max-width:1160px; width:100%; padding:30px 40px 24px; margin:0 auto; min-width:0; }
.breadcrumb { color:#8a9899; font-size:11px; display:flex; gap:10px; align-items:center; }
.breadcrumb span:last-child { color:var(--deep); }
.hero { display:flex; align-items:center; justify-content:space-between; gap:20px; min-height:174px; margin-bottom:24px; }
.eyebrow { color:var(--teal); font-size:10px; letter-spacing:2px; font-weight:600; display:flex; align-items:center; gap:8px; }
.eyebrow::before { content:""; height:1px; width:20px; background:var(--teal); }
h1 { font-size:35px; letter-spacing:1px; margin:8px 0 7px; }
h1 span { font-family:SimSun,serif; color:var(--teal); text-shadow:2px 2px #fff,4px 4px #d0edf0; }
.hero p { font-size:12px; color:var(--muted); margin:0; }
.hero-art { width:160px; height:120px; position:relative; flex-shrink:0; margin-right:20px; }
.hero-orb { width:115px; height:115px; border-radius:50%; background:linear-gradient(120deg,#cbe8e1,#e7ead4); position:absolute; right:8px; }
.art-card { width:100px; height:88px; padding:15px; border-radius:12px; background:#ffffffd9; border:1px solid #fff; box-shadow:8px 9px 20px #397e8510; position:absolute; top:7px; left:4px; transform:rotate(-10deg); color:var(--teal); }
.art-card.back { transform:rotate(10deg); left:25px; top:20px; background:#cae4df; }
.art-card svg { width:30px; height:30px; }
.art-card i { display:block; width:58px; height:3px; background:#d2e5dc; margin-top:7px; border-radius:2px; }
.art-card i:last-child { width:38px; }
.art-badge { position:absolute; bottom:0; right:0; font-size:10px; background:#ffffffcc; border:1px solid #fff; color:var(--teal); padding:4px 9px; border-radius:9px; transform:rotate(5deg); }
/* 03. 合作卡片：原生 details 提供键盘操作及无脚本回退。 */
.section-heading { display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom:19px; }
.section-heading h2 { font-size:18px; margin:0 0 5px; }
.section-heading p { color:var(--muted); font-size:12px; margin:0; }
.section-hint { font-size:11px; color:#81968d; }
.cooperation-list { display:grid; gap:16px; }
.cooperation-card { border:1px solid #ffffffee; background:#ffffffab; border-radius:20px; box-shadow:0 10px 35px #41666a06; transition:border-color .2s,box-shadow .2s,background .2s; overflow:hidden; }
.cooperation-card:hover { border-color:#b2d2ca; background:#ffffffce; }
.cooperation-card[open] { border-color:#a6cac5; box-shadow:0 10px 30px #397e850b; }
summary { display:flex; align-items:center; gap:22px; padding:25px 30px; cursor:pointer; list-style:none; }
summary::-webkit-details-marker { display:none; }
summary:focus-visible { outline-offset:-5px; border-radius:20px; }
.mode-icon { width:58px; height:58px; display:grid; place-items:center; border-radius:17px; background:linear-gradient(135deg,#dfefea,#eef3e6); border:1px solid #fff; color:var(--teal); flex-shrink:0; }
.mode-icon svg { width:27px; height:27px; }
.mode-heading { flex:1; min-width:0; }
.mode-kicker { display:block; color:#78958c; font-size:10px; letter-spacing:1.5px; margin-bottom:4px; }
.mode-title { display:block; font-size:20px; font-weight:700; }
.mode-description { display:block; font-size:12px; color:var(--muted); margin-top:6px; }
.expand-icon { display:grid; place-items:center; width:32px; height:32px; flex-shrink:0; border-radius:50%; border:1px solid #d7e6de; color:var(--teal); transition:transform .2s,background .2s; }
.expand-icon svg { width:16px; height:16px; }
[open] .expand-icon { transform:rotate(45deg); background:#e5f1eb; }
.mode-detail { padding:0 30px 24px 110px; }
.detail-copy { border-top:1px solid var(--line); padding-top:21px; }
.detail-copy h3 { font-size:14px; margin:0 0 9px; font-weight:600; }
.detail-copy p { font-size:13px; line-height:1.9; color:#6c827b; margin:0; max-width:680px; }
.features { display:flex; flex-wrap:wrap; gap:8px; margin-top:18px; }
.features span { padding:4px 11px; border-radius:6px; font-size:11px; background:#eaf3e9; color:#698c7d; }
.feature-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-top:20px; }
.feature-grid div { padding:13px; background:#eef5ec; border-radius:10px; }
.feature-grid strong,.feature-grid span { display:block; font-size:11px; }
.feature-grid strong { color:var(--deep); margin-bottom:4px; }
.feature-grid span { color:var(--muted); }
.flow { list-style:none; margin:20px 0 0; padding:0; display:flex; flex-wrap:wrap; gap:12px 22px; }
.flow li { font-size:12px; color:#6c827b; }
.flow b { font:italic 16px Georgia,serif; color:var(--teal); margin-right:8px; }
.detail-footer { display:flex; align-items:center; justify-content:space-between; gap:18px; margin-top:24px; }
.detail-footer>span { color:#869a90; font-size:11px; }
.primary { display:inline-flex; align-items:center; justify-content:center; gap:12px; flex-shrink:0; font-size:12px; color:white; background:linear-gradient(120deg,#5399a0,#72adb3); border-radius:24px; padding:11px 22px; font-weight:600; box-shadow:0 5px 14px #5399a025; transition:transform .2s,box-shadow .2s; }
.primary:hover { transform:translateY(-2px); box-shadow:0 7px 18px #397e8533; }
.primary svg { width:16px; height:16px; }
.contact-banner { display:flex; align-items:center; justify-content:space-between; gap:24px; margin-top:28px; padding:27px 30px; background:linear-gradient(120deg,#e1efe6c9,#edf3e5a8); border:1px solid #fff; border-radius:20px; }
.contact-heading { display:flex; align-items:center; gap:16px; }
.contact-icon { color:var(--teal); }
.contact-icon svg { width:30px; height:30px; }
.contact-banner h2 { font-size:17px; margin:0 0 6px; }
.contact-banner p { font-size:11px; color:var(--muted); margin:0; }
footer { text-align:center; padding:25px 0 0; font-size:10px; color:#91a095; }
/* 04. 统一咨询弹窗：二维码占位与真实图片共用同一容器。 */
body.has-dialog { overflow:hidden; }
.sales-dialog { width:min(400px,calc(100% - 32px)); max-height:calc(100dvh - 32px); overflow:auto; padding:34px 30px 28px; border:1px solid white; border-radius:24px; background:#fafcf4; color:var(--ink); text-align:center; box-shadow:0 24px 80px #1b2a3126; }
.sales-dialog::backdrop { background:#183b3e55; backdrop-filter:blur(5px); }
.dialog-close { position:absolute; top:12px; right:13px; width:34px; height:34px; border-radius:50%; font-size:25px; color:#7c9189; }
.dialog-close:hover { background:#e7f0e7; }
.dialog-icon { display:inline-grid; place-items:center; width:48px; height:48px; background:#e4f1e8; border-radius:15px; color:var(--teal); }
.dialog-context { color:var(--teal); font-size:11px; margin:16px 0 4px; }
.sales-dialog h2 { font-size:22px; margin:0 0 8px; }
#sales-description { font-size:12px; color:var(--muted); margin:0; }
.qr-placeholder { width:192px; height:192px; display:grid; place-items:center; margin:24px auto 16px; border:1px dashed #bacfc5; border-radius:14px; background:white; color:#97aaa0; font-size:12px; }
.qr-placeholder img { width:100%; height:100%; object-fit:contain; padding:10px; }
.qr-placeholder small { font-size:10px; line-height:2.4; color:#a4b3aa; }
.qr-status { margin:0; font-size:11px; color:#899d92; }
/* 05. 响应式与动效偏好。 */
@media(max-width:1100px) { .main { padding:26px; } .hero h1 { font-size:31px; } .hero-art { margin-right:0; } .contact-banner { padding:24px; } .contact-icon { display:none; } }
@media(max-width:850px) { .main { padding:24px 20px; } .hero-art { display:none; } summary { padding:23px; gap:18px; } .mode-detail { padding:0 23px 23px; } .section-hint { display:none; } .contact-banner { align-items:flex-start; flex-direction:column; gap:18px; } .feature-grid { gap:8px; } }
@media(max-width:600px) { .main { padding:22px 18px; } .hero { min-height:146px; margin-bottom:17px; } .hero h1 { font-size:28px; letter-spacing:0; } .hero p { font-size:11px; } .eyebrow { font-size:9px; letter-spacing:1px; } .section-heading h2 { font-size:16px; } .section-heading p { font-size:11px; } summary { padding:22px 17px; gap:13px; align-items:flex-start; } .mode-icon { width:40px; height:40px; border-radius:12px; margin-top:5px; } .mode-icon svg { width:22px; height:22px; } .mode-title { font-size:17px; } .mode-kicker { font-size:9px; letter-spacing:1px; } .mode-description { font-size:11px; line-height:1.8; } .expand-icon { width:25px; height:25px; margin-top:13px; } .mode-detail { padding:0 20px 22px; } .detail-footer { flex-direction:column; align-items:flex-start; gap:12px; } .detail-footer .primary { width:100%; } .feature-grid { grid-template-columns:1fr; } .feature-grid div { display:flex; justify-content:space-between; gap:8px; } .feature-grid strong { margin:0; } .contact-banner { padding:23px 20px; } .contact-banner .primary { width:100%; } }
@media(prefers-reduced-motion:reduce) { *,*::before,*::after { transition:none!important; } }

/* 商户入口与咨询按钮并排显示。 */
.cooperation-actions { display:flex; align-items:center; gap:12px; flex-shrink:0; }
.merchant-link { display:inline-flex; align-items:center; justify-content:center; padding:10px 20px; border:1px solid #a6cac5; border-radius:24px; color:var(--deep); background:#ffffff80; font-size:12px; font-weight:600; white-space:nowrap; transition:background .2s,border-color .2s; }
.merchant-link:hover { background:#e5f1eb; border-color:var(--teal); }
.cooperation-actions .primary { white-space:nowrap; }
@media(max-width:1100px) { .detail-footer { flex-wrap:wrap; } }
@media(max-width:600px) {
  .cooperation-actions { width:100%; gap:8px; }
  .cooperation-actions .merchant-link,.cooperation-actions .primary { flex:1; width:auto; padding:11px 7px; font-size:11px; gap:6px; }
  .cooperation-actions .merchant-link { padding-top:10px; padding-bottom:10px; }
}