:root{--pink:#ef174f;--pink-dark:#ce1040;--ink:#111b2e;--muted:#66768b;--line:#e1e7ef;--soft:#fff2f6;--green:#087f5b;--radius:22px;--header:84px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:var(--ink);background:#fafbfc;font:16px/1.65 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,"Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid #2563eb;outline-offset:4px}.wrap{width:min(1160px,calc(100% - 48px));margin:auto}.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line)}.header-inner{min-height:84px;display:flex;align-items:center;gap:24px}.brand{display:block;flex-shrink:0}.brand 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1fr;gap:55px;align-items:center}.eyebrow{color:var(--pink);font-size:12px;letter-spacing:.12em;font-weight:850;text-transform:uppercase;display:block;margin-bottom:15px}.platform-mark{max-width:122px;height:35px;object-fit:contain;object-position:left;margin-bottom:18px}h1{font-size:46px;letter-spacing:-1.8px;line-height:1.16;margin:0 0 20px;max-width:690px}h1 em{font-style:normal;color:var(--pink)}.lead{color:#58697e;font-size:17px;max-width:670px;margin:0 0 23px}.actions{display:flex;flex-wrap:wrap;gap:12px}.micro{font-size:12px;color:var(--muted);margin:16px 0 0}.state-card{background:white;border:1px solid var(--line);border-radius:24px;padding:26px;box-shadow:0 18px 45px #0f172a08}.state-title{display:flex;gap:12px;align-items:center;font-weight:750;margin-bottom:24px}.state-title svg{width:24px;height:24px;color:var(--pink)}.state-row{border:1px solid var(--line);border-radius:14px;padding:15px 17px;font-size:14px}.state-row 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#f3dfaf;color:#6f5425;border-radius:14px;padding:18px 20px;font-size:14px;margin:18px 0}.notice strong{display:block;color:#674915;margin-bottom:5px}.notice.pink{background:var(--soft);border-color:#ffd6e1;color:#783849}.notice.green{background:#edf9f3;border-color:#bee7d3;color:#215c43}.step{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:30px;margin:20px 0;box-shadow:0 4px 16px #0f172a02}.step-head{display:flex;align-items:flex-start;gap:16px;margin-bottom:20px}.step-number{width:44px;height:44px;flex-shrink:0;background:var(--pink);color:white;display:grid;place-items:center;border-radius:13px;font-size:20px;font-weight:850}.step-title h3{font-size:23px;line-height:1.25;margin:2px 0 7px}.step-title p{color:var(--muted);font-size:14px;margin:0}.step-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.18fr);gap:30px;align-items:start}.instructions{padding-left:21px;margin:4px 0 16px}.instructions li{margin-bottom:12px;padding-left:3px}.path{padding:10px 13px;background:#f4f6fa;border:1px solid #e5eaf1;border-radius:10px;color:#3b4b63;font-size:13px;overflow-wrap:anywhere;margin:12px 0}.expected{font-size:13px;color:#326b51;border-left:3px solid #49b686;padding-left:12px;margin-top:18px}.expected strong{display:block;color:#176743;margin-bottom:3px}.shot{margin:0;min-width:0}.shot-link{display:block;border:1px solid #dfe5ed;border-radius:14px;overflow:hidden;background:#f4f6f9;position:relative}.focus-frame{position:relative;overflow:hidden;width:100%;background:#f4f6f9}.focus-frame img{position:absolute;max-width:none;height:auto;display:block}.shot-label{padding:10px 14px;display:flex;align-items:center;justify-content:space-between;gap:12px;background:#f7f9fc;border-top:1px solid var(--line);font-size:12px;color:#53637a}.shot-label strong{color:var(--pink);white-space:nowrap}.shot figcaption{font-size:12px;color:var(--muted);margin:10px 2px 0}.overview-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.flow-card{background:white;border:1px solid var(--line);border-radius:16px;padding:20px}.flow-card .icon{color:var(--pink);width:30px;height:30px;margin-bottom:12px}.flow-card h3{font-size:17px;line-height:1.3;margin:0 0 8px}.flow-card p{font-size:13px;color:var(--muted);margin:0}.flow-card a{color:var(--pink-dark);font-size:13px;font-weight:750;display:inline-block;margin-top:13px}.next-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.next-card{background:white;border:1px solid var(--line);border-radius:18px;padding:24px}.next-card h3{font-size:21px;margin:0 0 12px}.next-card p{font-size:14px;color:var(--muted)}.next-card ol{font-size:14px;padding-left:20px}.next-card li{margin-bottom:8px}.ui-path{background:#f6f8fc;border:1px solid var(--line);padding:13px 15px;border-radius:11px;font-size:13px;font-weight:650;margin:13px 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p{padding:0 22px 20px;margin:0;color:var(--muted);font-size:14px}.video-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;display:grid;grid-template-columns:1.15fr 1fr;gap:30px;align-items:center}.video-card h3{font-size:25px;line-height:1.25;margin:0 0 13px}.video-card p{font-size:14px;color:var(--muted)}.video-frame{aspect-ratio:16/9;border-radius:15px;overflow:hidden;background:linear-gradient(140deg,#ffe7f0,#fff4f7);position:relative;display:grid;place-items:center}.video-frame .video-play{border:0;color:white;background:var(--pink);width:72px;height:58px;border-radius:15px;font-size:24px;box-shadow:0 8px 28px #ef174f30}.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.video-brand{position:absolute;top:25px;left:25px;right:25px;display:flex;justify-content:center;gap:17px;align-items:center}.video-brand img{max-width:150px;max-height:35px;object-fit:contain}.video-text{position:absolute;bottom:23px;left:16px;right:16px;text-align:center;font-weight:800;font-size:16px}.sources{font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:20px;display:flex;flex-wrap:wrap;gap:8px 22px}.sources a{color:#31577c;text-decoration:underline}.page-footer{border-top:1px solid var(--line);padding:25px 0 40px;font-size:12px;color:var(--muted)}.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.image-dialog{padding:0;border:0;border-radius:18px;width:min(1300px,calc(100% - 32px));height:min(880px,calc(100dvh - 40px));max-width:none;max-height:none;color:var(--ink);background:white;box-shadow:0 20px 80px #0004}.image-dialog::backdrop{background:#101827bf}.image-dialog[open]{display:flex;flex-direction:column}.viewer-toolbar{display:flex;align-items:center;gap:8px;padding:12px 15px;border-bottom:1px solid var(--line);flex-shrink:0}.viewer-toolbar 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0;font-size:12px}.button-icon{width:16px;height:16px}section[id],article[id]{scroll-margin-top:110px}[hidden]{display:none!important}@media(min-width:1100px){.focus-frame{max-height:350px}}@media(max-width:850px){.desktop-nav{display:none}.header-actions{margin-left:auto}.hero-grid{grid-template-columns:1fr;gap:26px}.hero{padding:36px 0}.state-card{max-width:600px;width:100%}.state-row{padding:11px 15px}.state-title{margin-bottom:17px}.step-grid{grid-template-columns:1fr}.overview-flow{grid-template-columns:repeat(2,1fr)}.video-card{grid-template-columns:1fr}.next-grid{grid-template-columns:1fr}h1{font-size:40px}.hero-grid .state-card{display:none}}@media(max-width:550px){.wrap{width:calc(100% - 32px)}.header-inner{min-height:73px;gap:10px;flex-wrap:wrap}.brand img{width:140px}.header-actions{gap:7px}.language{padding:8px;font-size:11px}.header-actions .btn{padding:9px 10px;font-size:12px;min-height:40px}.hero{padding:30px 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img{max-width:119px;max-height:27px}.video-text{font-size:12px;bottom:14px}.video-play{transform:scale(.86)}.image-dialog{width:calc(100% - 16px);height:calc(100dvh - 24px);border-radius:12px}.viewer-toolbar{flex-wrap:wrap;gap:6px;padding:10px}.viewer-toolbar strong{flex-basis:calc(100% - 56px);order:0}.viewer-toolbar .close-viewer{order:1}.viewer-toolbar .zoom-control{order:2}.viewer-scroll{padding:10px}.viewer-help{font-size:11px}.faq summary{font-size:14px;padding:17px 20px;padding-right:44px}.faq p{font-size:13px}.check-card{padding:20px 17px}.check-card label{font-size:13px}.next-card{padding:21px 18px}.next-card h3{font-size:20px}.path{font-size:12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}@media print{.site-header,.contents,.actions,.print-button,.image-dialog,.header-actions,.video-frame,.check-foot,.sources,.back-top{display:none!important}body{background:white;font-size:11pt}.wrap{width:100%}.hero{padding:10px 0;background:white}.hero-grid{display:block}h1{font-size:24pt}.step,.next-card,.check-card{box-shadow:none;break-inside:avoid}.step-grid{grid-template-columns:1fr 1fr}.section{padding:12px 0}.state-card{display:none}.shot-label strong{display:none}}

.focus-frame{aspect-ratio:var(--ratio-d)}.focus-frame img{width:var(--width-d);left:var(--left-d);top:var(--top-d)}@media(max-width:550px){.focus-frame{aspect-ratio:var(--ratio-m)}.focus-frame img{width:var(--width-m);left:var(--left-m);top:var(--top-m)}}@media(max-width:375px){.brand img{width:112px}.header-actions .btn{font-size:11px;padding:9px 8px}.header-actions{gap:6px}.contents a{flex-basis:130px}}

.focus-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:14px;background:#f3f6fa;align-items:center}.focus-pair .focus-frame{border:1px solid var(--line);border-radius:8px}@media(max-width:550px){.focus-pair{grid-template-columns:1fr;gap:10px;padding:12px}}
.only-mobile-shot{display:none}@media(max-width:550px){.only-desktop-shot{display:none}.only-mobile-shot{display:grid}}

.language-switch{position:relative}.language-switch summary{cursor:pointer;list-style:none;text-align:center;font-size:12px}.language-switch summary::-webkit-details-marker{display:none}.language-panel{position:absolute;inset-inline-end:0;top:calc(100% + 12px);width:240px;max-width:calc(100vw - 32px);max-height:65dvh;overflow:auto;padding:8px;background:white;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 40px #15203722;z-index:50}.language-panel a{display:block;padding:9px 12px;border-radius:7px;font-size:13px}.language-panel a:hover,.language-panel a[aria-current=page]{background:var(--soft);color:var(--pink-dark)}.header-actions .btn{max-width:190px;line-height:1.3}.viewer-toolbar button{white-space:nowrap}html[dir=rtl] .focus-frame,html[dir=rtl] .viewer-scroll,html[dir=rtl] .brand,html[dir=rtl] .platform-mark,html[dir=rtl] .video-brand{direction:ltr}html[dir=rtl] .desktop-nav{margin-left:0;margin-inline-start:auto}html[dir=rtl] .instructions,html[dir=rtl] .next-card ol{padding-left:0;padding-inline-start:21px}html[dir=rtl] .expected{border-left:0;border-inline-start:3px solid #49b686;padding-left:0;padding-inline-start:12px}html[dir=rtl] .faq summary{padding-right:22px;padding-inline-end:50px}html[dir=rtl] .faq summary:after{right:auto;inset-inline-end:22px}.path,.ui-path{direction:ltr;text-align:start}@media(max-width:850px){.header-actions{margin-inline-start:auto;margin-left:0}}@media(max-width:550px){.header-actions .btn{font-size:11px;max-width:130px;padding:9px 10px}.brand img{width:125px}.header-inner{gap:8px}.language-switch .language{padding:9px;min-width:43px}.hero h1{font-size:30px;overflow-wrap:anywhere}.step-title h3{overflow-wrap:anywhere}.shot-label{flex-wrap:wrap}.faq summary{overflow-wrap:anywhere}.viewer-toolbar strong{overflow-wrap:anywhere}.viewer-toolbar .btn{white-space:normal}.actions .btn{overflow-wrap:anywhere}}@media(max-width:375px){.brand img{width:105px}.header-actions .btn{max-width:115px}.language-panel{width:215px}.header-inner{gap:6px}.lead{font-size:14px}}

/* V3: context first, then detail. Full screenshots are never cropped. */
.step-grid{display:block}.step-grid>.step-copy{margin-bottom:24px}.shot{margin-top:22px}.shot-context{margin-bottom:20px}.shot-context img{display:block;position:static;width:100%;max-width:100%;height:auto;object-fit:contain;direction:ltr}.shot-context .shot-link{background:white}.shot-mode{display:flex;align-items:center;gap:10px;margin:0 0 10px;font-size:15px;line-height:1.45;font-weight:800;color:var(--ink)}.shot-mode:before{content:'';width:4px;height:20px;border-radius:3px;background:var(--pink);flex-shrink:0}.shot-detail{max-width:740px;background:#f8fafd;border:1px solid var(--line);border-radius:16px;padding:16px}.shot-detail .focus-frame{max-height:none}.shot-caption{max-width:900px}.shot-context .shot-link:hover,.shot-detail .shot-link:hover{border-color:#ef174f}.shot-context .shot-label{justify-content:flex-end}.instructions{max-width:1000px}.expected{max-width:1000px}@media(max-width:550px){.shot{margin-top:18px}.shot-context{margin-bottom:16px}.shot-mode{font-size:13px}.shot-detail{padding:11px;border-radius:13px}.shot figcaption{font-size:12px;margin-top:14px}}@media print{.step-grid{display:block}.shot-context{break-inside:avoid}.shot-detail{max-width:600px}.shot-mode{font-size:10pt}}