/* Shared presentation for the three LUSTR editors. */
.editor-intro{margin:0;color:#b8c9dc;font-size:12px;line-height:1.7;letter-spacing:.02em}
.editor-actions{display:flex;align-items:center;gap:10px}
.quick-export{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 18px;border:1px solid #e0efff;border-radius:10px;background:linear-gradient(180deg,#fff,#dbe6f4 46%,#a6b6d0 54%,#cad6ea);box-shadow:inset 0 1px 0 #fff,0 4px 16px #3c8cdc30;color:#101b2a;font-size:12px;font-weight:750;cursor:pointer;white-space:nowrap}
.quick-export:hover{filter:brightness(1.08)}
.quick-export:disabled{opacity:.55;cursor:wait}
.hdr-upgrade-btn{background:transparent!important;box-shadow:none!important;border-color:#7897b655!important;color:#b9d3ec!important}
.export-dock{display:none}
.desktop-export-group{display:flex;flex-direction:column;align-items:center;gap:3px}
.desktop-export-group .export-note{font-size:10px}
.billing-help{display:flex;flex-direction:column;gap:6px;margin:0;padding:12px;border:1px solid #94c5ef40;border-radius:8px;background:#132234;color:#c4d9ee;font-size:12px;line-height:1.6}
.billing-help a{color:#9fe2ff}
.contact-strip{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px max(24px,calc((100% - 860px)/2));border-top:1px solid #96d2ff1f;border-bottom:1px solid #96d2ff1f;background:linear-gradient(90deg,#08101a,#0c1723 50%,#08101a);color:#c6d3e1;font-family:'Helvetica Neue',Arial,'Hiragino Kaku Gothic ProN','Noto Sans JP',sans-serif}
.contact-strip-copy{display:flex;flex-direction:column;gap:5px;min-width:0}
.contact-strip-label{color:#7da8c9;font-family:'DotGothic16',monospace;font-size:10px;letter-spacing:.24em}
.contact-strip-text{font-size:13px;line-height:1.6}
.contact-strip-link{flex:none;display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 16px;border:1px solid #8fd9ff66;border-radius:999px;background:#73cfff12;color:#b9e9ff;font-size:12px;font-weight:700;letter-spacing:.04em;text-decoration:none;transition:background .15s ease,border-color .15s ease}
.contact-strip-link:hover{background:#73cfff22;border-color:#a8e4ff99}
.contact-strip-link:focus-visible{outline:2px solid #97dfff;outline-offset:3px}
.seo-section{border-top:1px solid #96d2ff1f;background:#050608;color:#a6adbf;padding:76px 24px 36px;font-family:'Helvetica Neue',Arial,sans-serif}
.seo-inner{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:48px}
.seo-kicker{margin:0 0 16px;color:#5a86a8;font-family:'DotGothic16',monospace;font-size:11px;letter-spacing:.28em}
.seo-title{margin:0 0 18px;color:#eef2f8;font-size:clamp(22px,4vw,30px);font-weight:800;line-height:1.45;letter-spacing:.01em}
.seo-lead{margin:0;font-size:14.5px;line-height:2}
.seo-lead strong,.seo-copy strong,.seo-list strong{color:#d8dee9}
.seo-heading{margin:0 0 14px;color:#dfe6f0;font-size:17px;font-weight:700;letter-spacing:.02em}
.seo-copy{margin:12px 0 0;font-size:13.5px;line-height:1.9}
.seo-copy a,.seo-section a{color:#8fb4d8}
.effect-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:18px 0 22px}
.effect-card{overflow:hidden;border:1px solid #96d2ff24;border-radius:14px;background:#0b0e14;text-decoration:none;transition:border-color .18s ease,transform .18s ease}
.effect-card:hover{border-color:#96d2ff66;transform:translateY(-2px)}
.effect-card img{display:block;width:100%;height:auto;aspect-ratio:915/540;object-fit:cover;background:#090b10}
.effect-card span{display:flex;flex-direction:column;gap:4px;padding:13px 14px 15px}
.effect-card strong{color:#dfe6f0;font-size:14px;line-height:1.4}
.effect-card small{color:#818a9d;font-size:12px;line-height:1.5}
.seo-example{margin:0}
.seo-example img{display:block;width:100%;height:auto;aspect-ratio:auto;object-fit:contain;border:1px solid #96d2ff24;border-radius:14px;background:#090b10}
.seo-example figcaption{margin-top:8px;color:#6e778a;font-size:11.5px;line-height:1.6}
.seo-list{display:flex;flex-direction:column;gap:9px;margin:0;padding-left:1.3em;font-size:13.5px;line-height:1.8}
.seo-faq{display:flex;flex-direction:column;gap:20px;margin:0}
.seo-faq dt{margin-bottom:6px;color:#cfd8e6;font-size:14px;font-weight:700}
.seo-faq dd{margin:0;font-size:13.5px;line-height:1.9}
.seo-footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;border-top:1px solid #ffffff12;padding-top:20px}
.seo-copyright{color:#4e5468;font-family:'DotGothic16',monospace;font-size:10px;letter-spacing:.2em}
.seo-footer-links{display:flex;align-items:center;flex-wrap:wrap;gap:18px}
.seo-footer-links a{border-bottom:1px solid #788caa40;color:#5a6072;font-size:11px;text-decoration:none}
.export-note{font-size:11px;line-height:1.6;color:#b4c4d6;letter-spacing:.01em}
.export-options{padding:0;border:0;border-bottom:1px solid #7995b455;background:none;color:#b4dafa;font:inherit;cursor:pointer;text-align:left}
.export-feedback{position:absolute;bottom:56px;left:20px;right:420px;z-index:6;padding:12px;border:1px solid #ea94946b;border-radius:8px;background:#25151f;color:#ffd0d0;font-size:12px}
.source-details{border:1px solid #ffffff12;border-radius:7px;padding:0 10px}
.source-details summary{padding:11px 0;color:#aec3d8;font-size:12px;cursor:pointer}
.source-details-content{display:flex;flex-direction:column;gap:9px;padding-bottom:10px}
.preset-card:focus-visible,.quick-export:focus-visible,.export-options:focus-visible,summary:focus-visible{outline:2px solid #97dfff;outline-offset:3px}
.preset-card{min-width:0}
.preset-name{font-size:11px;color:#dce5f3;margin-top:6px;line-height:1.4;letter-spacing:.01em}
.upgrade-dialog{max-height:calc(100dvh - 32px);overflow-y:auto!important;overscroll-behavior:contain}
.export-section{scroll-margin-top:16px}
@media(max-width:879px){
  .desktop-export,.desktop-export-group{display:none}
  .editor-preview{position:sticky!important;top:0;height:clamp(150px,26svh,240px)!important;z-index:4;box-shadow:0 8px 24px #0006}
  .editor-controls{padding-bottom:110px!important;gap:18px!important}
  .editor-preview canvas{max-height:75%!important;margin-top:-16px}
  .editor-preview .bg-controls{left:12px!important;bottom:10px!important;gap:5px!important}
  .editor-preview .bg-controls button,.editor-preview .bg-controls label{min-height:30px;padding:5px 9px!important}
  .export-dock{position:fixed;left:0;right:0;bottom:0;z-index:70;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));border-top:1px solid #a0d7ff36;background:#0d1724f5;backdrop-filter:blur(18px)}
  .export-dock .quick-export{flex:none;min-height:44px;padding:10px 14px}
  .export-dock .export-note{font-size:10.5px}
  .export-dock-copy{display:flex;flex-direction:column;gap:3px;min-width:0}
  .export-section{scroll-margin-top:calc(clamp(150px,26svh,240px) + 14px)}
  .export-feedback{position:fixed;left:12px;right:12px;bottom:calc(86px + env(safe-area-inset-bottom));z-index:75}
  .pro-hint,.usage-banner{bottom:calc(88px + env(safe-area-inset-bottom))!important}
  #about{padding-bottom:calc(116px + env(safe-area-inset-bottom))!important}
  .editor-controls textarea,.editor-controls select{font-size:16px!important}
}
@media(max-width:420px){
.effect-gallery{grid-template-columns:1fr;gap:12px}
  .hdr-bar{padding-left:12px!important;padding-right:12px!important}
  .editor-actions{gap:8px}
  .hdr-upgrade-btn{padding:7px 9px!important;font-size:10px!important}
  .export-dock{padding-left:12px;padding-right:12px;gap:8px}
  .export-dock .quick-export{font-size:11px;padding:10px 11px}
  .contact-strip{align-items:flex-start;flex-direction:column;gap:14px;padding:20px 18px}
  .contact-strip-link{width:100%;box-sizing:border-box}
}
@media(prefers-reduced-motion:reduce){
  .editor-preview *{animation:none!important}
}