:root{
  --bg:#E8F4F0;--deep:#C8E4DC;--surface:#F4FAF8;--soft:#DCEEE8;--title:#16382E;
  --text:#245044;--muted:#4A7468;--assist:#6A9488;--green:#2A8A72;--green2:#3AA88A;
  --gold:#C4A050;--line:rgba(22,56,46,.12);--strong-line:rgba(42,138,114,.48);
  --shadow:0 12px 28px rgba(22,56,46,.08);--radius:12px;--max:960px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.skip-link{position:fixed;left:12px;top:-80px;z-index:1000;background:var(--title);color:var(--surface);padding:10px 14px;border-radius:8px}.skip-link:focus{top:8px}.site-header{position:fixed;top:0;left:0;right:0;z-index:80}.qing-edge{height:20px;background:var(--green);color:var(--surface);font-size:12px}.top-inner,.head-inner,.dots-inner,.footer-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto}.top-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.edge-brand{font-weight:700;letter-spacing:.04em}.text-button{border:0;background:transparent;color:var(--surface);padding:0 4px;height:20px}.qing-head{height:54px;background:var(--surface);border-bottom:1px solid var(--strong-line)}.head-inner{height:54px;display:flex;align-items:center;justify-content:space-between}.brand-link,.menu-brand,.footer-brand{display:inline-flex;align-items:center;gap:9px;font-weight:800;color:var(--title)}.brand-image-slot{display:inline-flex;align-items:center;justify-content:center;min-width:40px;min-height:24px}.brand-image-slot img{display:block;max-height:24px;max-width:132px;object-fit:contain;object-position:center}.brand-fallback{font-size:16px}.brand-logo-slot:not(:empty)+.brand-fallback{display:none}.head-actions{display:flex;align-items:center;gap:8px}.app-link,.menu-button,.primary-btn,.secondary-btn{min-height:42px;border-radius:10px;padding:0 16px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;white-space:nowrap}.app-link,.primary-btn{background:linear-gradient(135deg,var(--green) 0%,var(--green2) 100%);color:var(--surface);border:1px solid transparent}.menu-button,.secondary-btn{background:var(--surface);color:var(--title);border:1px solid var(--strong-line)}.menu-button{gap:7px}.app-link:hover,.primary-btn:hover{filter:brightness(.96);transform:translateY(-1px)}.menu-button:hover,.secondary-btn:hover{background:var(--soft)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(196,160,80,.5);outline-offset:3px}.qing-dots{height:48px;background:rgba(244,250,248,.98);border-bottom:1px solid var(--line)}.dots-inner{height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 5%}.dot-item{min-width:88px;height:44px;display:flex;align-items:center;justify-content:center;gap:8px;color:var(--muted);font-size:13px;position:relative}.dot-item:nth-child(3){transform:translateY(-4px)}.dot-mark{width:10px;height:10px;border-radius:50%;background:var(--green2);box-shadow:0 0 0 5px 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solid var(--line);border-radius:14px;padding:24px;box-shadow:var(--shadow)}.app-visual{display:grid;grid-template-columns:56px 1fr;gap:12px;align-items:start}.app-icon-slot{width:48px;height:48px;border-radius:12px}.app-shot-slot{height:300px}.simple-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.simple-grid>article{padding:18px}.faq-short{display:grid;gap:10px}.faq-short details,.faq-list details{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:14px 16px}.faq-short summary,.faq-list summary{cursor:pointer;font-weight:800;color:var(--title)}.faq-short p,.faq-list p{padding-top:10px;color:var(--muted)}.brand-section{display:grid;grid-template-columns:1fr 260px;gap:22px;align-items:center}.brand-section .image-slot{height:210px}.page-hero{padding:42px 0 24px}.page-hero .breadcrumb{font-size:13px;color:var(--assist);margin-bottom:8px}.page-hero .intro{max-width:780px;color:var(--muted)}.layout-vertical{display:grid;grid-template-columns:140px 1fr;gap:28px}.layout-vertical .rail{position:relative;padding-top:8px}.layout-vertical .rail::after{content:"";position:absolute;top:0;bottom:0;left:22px;width:2px;background:rgba(42,138,114,.25)}.rail-step{position:relative;z-index:1;margin-bottom:50px;font-size:13px;color:var(--muted);padding-left:42px}.rail-step::before{content:"";position:absolute;left:16px;top:4px;width:13px;height:13px;border-radius:50%;background:var(--green);border:4px solid var(--bg)}.content-flow{display:grid;gap:18px}.content-flow article{padding:22px}.content-flow .image-slot{height:230px;margin:12px 0}.dual-open{display:grid;grid-template-columns:1fr 1fr;gap:0;background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}.dual-open section{padding:24px;min-height:230px}.dual-open section+section{border-left:1px solid var(--line)}.dual-open .image-slot{height:190px;margin-bottom:14px;background:var(--soft)}.stage-row{display:grid;grid-template-columns:80px 1fr;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}.stage-row:last-child{border-bottom:0}.stage-key{font-weight:800;color:var(--green)}.paper-stack{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:start}.paper-sheet{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:22px;box-shadow:var(--shadow);position:relative}.paper-sheet:nth-child(2){margin-top:46px;transform:rotate(.35deg)}.paper-sheet .image-slot{height:220px;margin-bottom:16px}.single-guide{display:grid;grid-template-columns:230px 1fr;gap:26px;align-items:start}.single-guide .side-note{position:sticky;top:160px;padding:18px;background:var(--deep);border-radius:12px;color:var(--title)}.single-guide .image-slot{height:240px;margin-bottom:18px}.steps-list{counter-reset:step;display:grid;gap:14px}.steps-list article{counter-increment:step;display:grid;grid-template-columns:52px 1fr;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px}.steps-list article::before{content:counter(step,decimal-leading-zero);font-weight:900;color:var(--green);font-size:20px}.memo-list{display:grid;gap:12px}.memo-item{background:var(--surface);border-left:5px solid var(--gold);border-radius:10px;padding:18px 20px;box-shadow:var(--shadow)}.method-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.method-grid article{padding:20px}.topic-list{display:grid;gap:14px}.topic-item{display:grid;grid-template-columns:160px 1fr auto;gap:18px;align-items:center;padding:18px;background:var(--surface);border:1px solid var(--line);border-radius:12px}.topic-item strong{color:var(--title)}.center-stack{display:grid;gap:18px;max-width:760px;margin:0 auto}.center-card{padding:24px;text-align:center}.center-card p{text-align:left}.app-page-grid{display:grid;grid-template-columns:1fr 320px;gap:28px;align-items:start}.app-page-grid .visual-column{position:sticky;top:160px}.app-page-grid .image-slot{height:320px;margin-bottom:12px}.app-page-grid .icon-row{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--line);padding:12px;border-radius:12px}.app-page-grid .icon-row .image-slot{width:48px;height:48px;margin:0}.terms-layout{display:grid;grid-template-columns:220px 1fr;gap:24px}.terms-aside{position:sticky;top:160px;align-self:start;background:var(--deep);border-radius:12px;padding:18px}.terms-aside a{display:block;padding:7px 0;color:var(--title)}.terms-content{display:grid;gap:16px}.term-section{padding:22px}.banner-slot{height:200px;margin:16px 0 24px}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.about-grid article{padding:20px}.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.contact-grid article{padding:20px}.contact-grid a{color:var(--green);font-weight:700}.plain-list{padding-left:1.2em}.plain-list li{margin-bottom:8px}.callout{background:var(--deep);border:1px solid rgba(42,138,114,.22);border-radius:12px;padding:18px;color:var(--title)}.site-footer{margin-top:56px;background:var(--title);color:var(--bg);border-top:1px solid rgba(244,250,248,.18);font-size:13px}.footer-inner{padding:32px 0 26px}.footer-brand-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;padding-bottom:20px;border-bottom:1px solid rgba(244,250,248,.15)}.footer-brand{color:var(--bg)}.footer-brand small{display:block;font-size:11px;font-weight:600;color:#bcd8d0}.footer-brand-row p{margin:0;color:#cfe2dc}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:22px 0}.footer-links h2{font-size:13px;color:var(--surface);margin-bottom:9px}.footer-links a{display:block;color:#cfe2dc;padding:3px 0}.footer-links a:hover{color:var(--surface)}.footer-note{border-top:1px solid rgba(244,250,248,.15);padding-top:18px;color:#cfe2dc}.footer-copy{margin-top:10px;color:#9fc7bb}.overlay{position:fixed;inset:0;background:rgba(14,35,29,.36);z-index:89;opacity:0;pointer-events:none;transition:opacity .2s}.overlay.is-active{opacity:1;pointer-events:auto}.side-menu{position:fixed;left:0;top:20px;width:min(36vw,440px);max-height:calc(100vh - 40px);overflow:auto;background:var(--surface);z-index:95;border-radius:0 14px 14px 0;box-shadow:0 20px 60px rgba(22,56,46,.25);padding:18px;transform:translateX(-105%);visibility:hidden;pointer-events:none;transition:transform .24s ease,visibility .24s}.side-menu.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.menu-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:12px;border-bottom:1px solid var(--line)}.icon-close{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--title);font-size:24px;line-height:1}.menu-group{padding:16px 0;border-bottom:1px solid var(--line)}.menu-group:last-child{border-bottom:0}.menu-group h2{font-size:13px;color:var(--green);margin-bottom:7px}.menu-group>a{display:grid;grid-template-columns:90px 1fr;gap:10px;padding:9px 6px;border-radius:8px}.menu-group>a:hover{background:var(--soft)}.menu-group span{color:var(--muted);font-size:13px}.search-panel{position:fixed;top:74px;left:0;right:0;z-index:94;visibility:hidden;pointer-events:none;transform:translateY(-16px);opacity:0;transition:.2s}.search-panel.is-open{visibility:visible;pointer-events:auto;transform:translateY(0);opacity:1}.search-card{width:min(760px,calc(100% - 32px));margin:0 auto;background:var(--surface);border:1px solid var(--strong-line);border-radius:0 0 14px 14px;box-shadow:var(--shadow);padding:20px}.search-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.search-head strong{font-size:18px;color:var(--title)}.search-head p{font-size:13px;color:var(--muted);margin:2px 0 0}.search-label{display:block;font-size:13px;color:var(--muted);margin:12px 0 6px}#siteSearchInput{width:100%;height:44px;border:1px solid var(--strong-line);border-radius:10px;background:#fff;color:var(--title);padding:0 13px}.search-presets{display:flex;flex-wrap:wrap;gap:9px;margin-top:12px}.search-presets a{display:inline-flex;align-items:center;min-height:40px;padding:0 14px;border-radius:999px;background:var(--soft);color:var(--title)}.search-empty{margin:12px 0 0;color:var(--muted)}.modal-open{overflow:hidden}.mobile-bottom{display:none}
@media (max-width:760px){
  .site-main{padding-top:90px}.qing-dots{display:none}.top-inner,.head-inner,.footer-inner,.page-shell{width:calc(100% - 32px)}.brand-image-slot img{max-width:104px}.brand-fallback{font-size:16px}.head-actions{gap:6px}.app-link,.menu-button{padding:0 11px;min-height:44px}.menu-button span:last-child{display:none}.hero-plain,.page-hero{padding-top:30px}.split-strip,.clip-pair,.archive-cards,.periods,.app-feature,.simple-grid,.brand-section,.dual-open,.paper-stack,.single-guide,.method-grid,.app-page-grid,.terms-layout,.about-grid,.contact-grid{grid-template-columns:1fr}.split-strip>div{padding:18px}.record-grid{grid-template-columns:1fr}.record-grid .image-slot{height:180px}.periods{gap:12px}.status-line{grid-template-columns:1fr;gap:5px}.app-visual{grid-template-columns:48px 1fr}.app-shot-slot{height:280px}.layout-vertical{grid-template-columns:1fr}.layout-vertical .rail{display:flex;overflow:auto;gap:8px;padding:0 0 6px}.layout-vertical .rail::after{display:none}.rail-step{padding:7px 11px;margin:0;background:var(--surface);border:1px solid var(--line);border-radius:999px;white-space:nowrap}.rail-step::before{display:none}.dual-open section+section{border-left:0;border-top:1px solid var(--line)}.single-guide .side-note,.app-page-grid .visual-column,.terms-aside{position:static}.topic-item{grid-template-columns:1fr}.footer-brand-row{align-items:flex-start;flex-direction:column}.footer-links{grid-template-columns:1fr 1fr}.site-footer{padding-bottom:calc(58px + env(safe-area-inset-bottom))}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:75;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(4,1fr);background:var(--surface);border-top:1px solid var(--strong-line)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:48px;font-size:13px;color:var(--muted)}.mobile-bottom a[aria-current="page"]{background:var(--green);color:var(--surface);font-weight:800}.side-menu{top:12px;width:min(88vw,420px);max-height:calc(100vh - 24px)}.search-panel{inset:0;background:var(--green);top:0;padding:16px;display:flex;align-items:flex-start}.search-card{width:100%;margin:0;background:var(--green);border:0;box-shadow:none;color:var(--surface);padding:16px 0}.search-head strong,.search-head p,.search-label,.search-empty{color:var(--surface)}.search-card .icon-close{background:rgba(244,250,248,.1);border-color:rgba(244,250,248,.4);color:var(--surface)}#siteSearchInput{background:var(--surface)}.search-presets a{background:var(--surface);color:var(--title)}.menu-group>a{grid-template-columns:78px 1fr}.banner-slot{height:200px}.stage-row{grid-template-columns:1fr;gap:4px}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}