:root{--lchs-blue: #1b5cc6;--lchs-blue-dark: #1651b3;--lchs-navy: #213a62;--lchs-slate: #515b75;--lchs-accent: #dd395d;--lchs-teal: #1cd9ad;--lchs-pale: #e7f5ff;--lchs-panel: #ffffff;--lchs-text: #1f2937;--lchs-muted: #6c7480;--lchs-border: #d7e1ea;color:var(--lchs-text);background:#f7fbff;font-family:Roboto,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;text-rendering:optimizeLegibility}*{box-sizing:border-box}html{min-width:320px}body{margin:0;min-width:320px;min-height:100vh;background:var(--lchs-pale)}button,input{font:inherit}button{cursor:pointer}a{color:inherit}.site-frame{min-height:100vh;background:var(--lchs-pale)}.contact-strip{display:flex;min-height:42px;align-items:center;justify-content:center;gap:30px;padding:8px 18px;background:#35363b;color:#fff;font-size:14px;text-align:center}.site-header{display:flex;min-height:96px;align-items:center;justify-content:space-between;gap:24px;padding:16px max(24px,calc((100vw - 1180px)/2));background:#fff;border-bottom:1px solid rgba(33,58,98,.12);box-shadow:0 2px 10px #213a6214}.site-brand{display:inline-flex;align-items:center;min-width:0}.site-brand img{display:block;width:min(360px,62vw);max-height:72px;object-fit:contain}.site-header-title{flex:0 0 auto;padding:9px 14px;border-radius:8px;background:var(--lchs-blue);color:#fff;font-size:14px;font-weight:700;text-transform:uppercase}.login-hero{display:grid;min-height:calc(100vh - 230px);grid-template-columns:minmax(0,1fr) minmax(320px,430px);gap:36px;align-items:center;padding:70px max(24px,calc((100vw - 1180px)/2));background-image:linear-gradient(90deg,#1b5cc6eb,#1b5cc6b3),var(--hero-image);background-position:center;background-size:cover}.hero-copy{max-width:680px;color:#fff}.script-label{margin:0 0 10px;color:#ffffffe6;font-family:Georgia,Times New Roman,serif;font-size:30px;font-style:italic}h1,h2,p{margin:0}h1{color:inherit;font-size:50px;font-weight:750;line-height:1.08}h2{color:var(--lchs-navy);font-size:18px;font-weight:750}.hero-text{max-width:560px;margin-top:16px;color:#ffffffe0;font-size:18px;line-height:1.6}.login-panel{width:min(100%,430px);padding:34px;border:1px solid rgba(33,58,98,.12);border-radius:8px;background:#fffffff5;box-shadow:0 20px 45px #0a183638}.panel-logo{display:block;width:min(100%,310px);margin:0 0 24px}.stack{display:grid;gap:16px;margin-top:22px}label{display:grid;gap:8px;min-width:0}label span{color:var(--lchs-slate);font-size:13px;font-weight:700}input{width:100%;min-width:0;min-height:46px;border:1px solid var(--lchs-border);border-radius:8px;background:#fff;color:var(--lchs-text);padding:0 12px;outline:none;transition:border-color .16s ease,box-shadow .16s ease}input:focus{border-color:var(--lchs-blue);box-shadow:0 0 0 4px #1b5cc629}input:disabled{color:var(--lchs-muted);background:#edf4fa}.primary,.secondary,.text-button,.icon-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;border-radius:8px;border:1px solid transparent;padding:0 14px;text-decoration:none;transition:transform .12s ease,border-color .12s ease,background .12s ease}.primary{background:var(--lchs-blue);color:#fff;font-weight:750}.primary:disabled{cursor:default;opacity:.58}.secondary{border-color:var(--lchs-border);background:#fff;color:var(--lchs-navy);font-weight:650}.text-button{border:none;background:transparent;color:var(--lchs-slate);padding-inline:4px;font-weight:700}.icon-button{width:42px;padding:0;border-color:var(--lchs-border);background:#fff;color:var(--lchs-blue)}.primary:not(:disabled):hover,.secondary:hover,.text-button:hover,.icon-button:hover{transform:translateY(-1px)}.primary:not(:disabled):hover{background:var(--lchs-blue-dark)}.danger{color:var(--lchs-accent)}.notice{margin-top:16px;border-radius:8px;padding:11px 12px;font-size:14px}.app-shell>.notice{margin:0 0 18px}.notice.error{background:#fff0f3;color:#9c1f3e}.notice.success{background:#e9fbf5;color:#13745d}.app-shell{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:30px 0 42px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:22px}.topbar h1{color:var(--lchs-navy);font-size:38px}.eyebrow{color:var(--lchs-blue);font-size:13px;font-weight:800;text-transform:uppercase}.topbar-actions,.button-row,.form-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.workspace{display:grid;grid-template-columns:minmax(260px,360px) minmax(0,1fr);gap:18px}.list-panel,.editor-panel{min-width:0;border:1px solid rgba(33,58,98,.12);border-radius:8px;background:#fffffff0;box-shadow:0 16px 38px #213a621f}.panel-header{display:flex;min-height:58px;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--lchs-border);padding:0 18px}.panel-header span{color:var(--lchs-muted);font-size:14px}.qr-list{display:grid;gap:6px;padding:10px}.qr-row{display:flex;width:100%;align-items:center;justify-content:space-between;gap:12px;border:1px solid transparent;border-radius:8px;background:transparent;padding:12px;text-align:left}.qr-row:hover,.qr-row.active{border-color:#c9d9e7;background:#f0f8ff}.qr-row.active{box-shadow:inset 4px 0 0 var(--lchs-accent)}.qr-row strong,.qr-row small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.qr-row strong{max-width:190px;color:var(--lchs-navy);font-size:15px}.qr-row small,.qr-row time{color:var(--lchs-muted);font-size:12px}.editor-grid{display:grid;gap:16px;padding:18px}.form-actions{justify-content:flex-end}.qr-detail{display:grid;grid-template-columns:248px minmax(0,1fr);gap:20px;border-top:1px solid var(--lchs-border);padding:18px}.qr-canvas-wrap{display:grid;width:248px;height:248px;place-items:center;border:1px solid var(--lchs-border);border-radius:8px;background:#fff}.qr-meta{display:grid;align-content:center;gap:16px;min-width:0}.link-button{min-width:0}.empty-state{display:grid;gap:6px;padding:24px 12px;color:var(--lchs-muted);text-align:center}.empty-state strong{color:var(--lchs-navy)}.site-footer{display:flex;min-height:72px;align-items:center;justify-content:center;gap:30px;padding:18px;background:var(--lchs-blue-dark);color:#fff;text-align:center}@media(max-width:900px){.login-hero{min-height:auto;grid-template-columns:1fr;padding-block:44px}h1{font-size:40px}}@media(max-width:780px){.contact-strip,.site-footer{flex-direction:column;gap:4px}.site-header{min-height:110px;align-items:flex-start;flex-direction:column;gap:10px;padding:16px 18px}.site-brand img{width:min(100%,320px)}.site-header-title{align-self:flex-start}.login-hero{padding:34px 16px}h1{font-size:34px}.script-label{font-size:25px}.hero-text{font-size:16px}.login-panel{padding:24px}.app-shell{width:min(100% - 24px,1180px);padding-top:20px}.topbar{align-items:flex-start}.topbar h1{font-size:32px}.workspace,.qr-detail{grid-template-columns:1fr}.qr-canvas-wrap{width:100%}.form-actions,.button-row{align-items:stretch;flex-direction:column}.primary,.secondary,.text-button,.link-button{width:100%}}@media(max-width:430px){.contact-strip{font-size:13px}.login-panel{padding:20px}.panel-header,.editor-grid,.qr-detail{padding-inline:14px}.qr-row{align-items:flex-start;flex-direction:column}.qr-row strong{max-width:calc(100vw - 90px)}}