:root{--bg: #f6f7f9;--panel: #ffffff;--ink: #111;--muted: #6b7280;--border: #e5e7eb;--accent: #111;--accent-ink: #fff}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}.app{max-width:1080px;margin:0 auto;padding:32px 24px 64px;display:grid;grid-template-columns:minmax(320px,1fr) minmax(320px,1fr);gap:32px}@media (max-width: 820px){.app{grid-template-columns:1fr}.actions{position:fixed;bottom:0;left:0;right:0;margin:0;max-width:none;padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--border);box-shadow:0 -2px 12px #0000000d;z-index:50}body{padding-bottom:calc(80px + env(safe-area-inset-bottom))}}.editor{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:24px}.editor-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:4px}.editor h1{font-size:22px;margin:0}.lang-switcher{display:flex;align-items:center;flex-shrink:0}.lang-switcher select{font:inherit;font-size:13px;color:var(--ink);padding:6px 28px 6px 10px;border:1px solid var(--border);border-radius:8px;background:#fff;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path fill='%23666' d='M0 0l5 6 5-6z'/></svg>");background-repeat:no-repeat;background-position:right 10px center}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.subtitle{color:var(--muted);margin:0 0 20px;font-size:14px}#wifi-form{display:grid;gap:14px}#wifi-form label{display:grid;gap:6px;font-size:13px;color:var(--muted)}#wifi-form input[type=text],#wifi-form select{font:inherit;font-size:16px;color:var(--ink);padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:#fff;outline:none;width:100%;min-width:0}#wifi-form input:focus,#wifi-form select:focus{border-color:#111}#wifi-form label.checkbox{display:flex;flex-direction:row;align-items:center;gap:8px;color:var(--ink);font-size:14px}.form-section{margin-top:8px;padding-top:14px;border-top:1px solid var(--border);font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}.actions{display:flex;gap:10px;margin-top:16px;width:100%;max-width:460px}.actions button{flex:1;font:inherit;font-size:14px;font-weight:500;padding:11px 16px;border-radius:10px;border:1px solid var(--border);background:#fff;cursor:pointer}.actions button#download-btn{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.actions button:hover{filter:brightness(.97)}.poster{display:flex;flex-direction:column;align-items:center;gap:10px}.poster-label{font-size:12px;color:var(--muted);letter-spacing:.5px;text-transform:uppercase}.poster-inner{width:100%;max-width:460px;aspect-ratio:210 / 297;background:#fff;border-radius:4px;padding:9.5%;text-align:center;box-shadow:0 1px 2px #0000000f,0 8px 32px #0000001f;display:flex;flex-direction:column;align-items:center;overflow:hidden}.poster-title{margin:0;font-size:clamp(18px,3.6vw,26px);letter-spacing:.5px}.poster-subtitle{margin:4px 0 auto;color:var(--muted);font-size:clamp(11px,1.8vw,14px)}.qr-wrap{display:flex;justify-content:center;align-items:center;margin:auto 0}#qr-canvas{width:min(260px,70%);aspect-ratio:1;height:auto;image-rendering:pixelated}.poster-meta{text-align:center;margin-top:auto;width:100%}.venue{font-size:clamp(13px,2.2vw,18px);font-weight:600;margin-bottom:12px}.ssid-row{display:flex;justify-content:center;align-items:center;gap:16px;font-size:15px;padding:6px 0}.ssid-row .label{color:var(--muted);min-width:96px;text-align:right;line-height:1.2}.ssid-row .label small{display:block;font-size:.72em;opacity:.75;letter-spacing:.5px}.ssid-row .value{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;word-break:break-all;text-align:left}.content-page{background:var(--bg);padding:32px 24px 80px}.content{max-width:720px;margin:0 auto;background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:32px 36px}@media (max-width: 600px){.content{padding:24px 20px;border-radius:12px}}.content-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;font-size:13px}.content-header a{color:var(--muted);text-decoration:none}.content-header a:hover{color:var(--ink)}.content h1{font-size:26px;line-height:1.3;margin:4px 0 8px}.content .lead{color:var(--muted);margin:0 0 24px;font-size:15px;line-height:1.65}.content h2{font-size:18px;line-height:1.4;margin:32px 0 12px}.content h3{font-size:15px;margin:20px 0 6px}.content p,.content li{font-size:15px;line-height:1.75;color:var(--ink)}.content p{margin:0 0 14px}.content ul,.content ol{padding-left:22px;margin:0 0 14px}.content li{margin-bottom:6px}.content a{color:var(--ink);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px}.content code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#eef0f3;padding:1px 6px;border-radius:4px;font-size:.9em}.faq-item{border-top:1px solid var(--border);padding:20px 0}.faq-item:last-child{padding-bottom:4px}.faq-q{font-size:16px;font-weight:600;margin:0 0 10px;line-height:1.45}.faq-a{margin:0;color:var(--ink)}.content-footer{margin-top:40px;padding-top:24px;border-top:1px solid var(--border);text-align:center;font-size:14px}.content-footer .cta{display:inline-block;padding:11px 20px;background:var(--accent);color:var(--accent-ink);text-decoration:none;border-radius:10px;font-weight:500}.content-related{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap}.content-related a{flex:1 1 200px;padding:14px 16px;border:1px solid var(--border);border-radius:12px;text-decoration:none;background:#fff}.content-related a strong{display:block;color:var(--ink);margin-bottom:2px}.content-related a span{color:var(--muted);font-size:13px}.editor-resources{margin-top:20px;padding-top:16px;border-top:1px solid var(--border);display:flex;flex-wrap:wrap;gap:8px 16px;font-size:13px}.editor-resources a{color:var(--muted);text-decoration:none}.editor-resources a:hover{color:var(--ink);text-decoration:underline}@media print{@page{size:A4;margin:0}html,body{background:#fff;margin:0;padding:20mm}.no-print{display:none!important}.app{display:block;padding:0;margin:0;max-width:none}.poster{display:block;gap:0}.poster-inner{max-width:none;aspect-ratio:auto;background:transparent;border:none;border-radius:0;box-shadow:none;padding:0;overflow:visible;display:block}#qr-canvas{width:120mm;max-width:120mm}.poster-title{font-size:32pt}.poster-subtitle{font-size:14pt;margin:4pt 0 16mm}.qr-wrap{margin:0 0 16mm}.venue{font-size:20pt;margin-bottom:8mm}.ssid-row{font-size:14pt;padding:2mm 0}.poster-meta{margin-top:0}}