:root{--bg:#f4f7fb;--panel:#fff;--text:#132033;--muted:#6b7483;--line:#e4e8ef;--accent:#334155;--shadow:0 10px 30px #0f234014;--r:18px}*{box-sizing:border-box}html,body{background:var(--bg);min-height:100%;color:var(--text);margin:0;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Arial,sans-serif;font-size:13px;line-height:1.4}button,input,select{font:inherit}button{touch-action:manipulation}.btn{cursor:pointer;border:0;border-radius:12px;padding:11px 15px;font-size:13px;font-weight:700;line-height:1.3}.btn.primary{background:var(--accent);color:#fff}.btn.ghost{color:#1f2d42;background:#eef2f7}.btn:disabled{opacity:.55;cursor:not-allowed}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}.meta{color:var(--muted);font-size:12px;line-height:1.35}body{min-height:100vh}.platform-shell{max-width:1120px;margin:0 auto;padding:32px 24px 64px}.platform-header{align-items:center;gap:18px;margin-bottom:42px;display:flex}.platform-header img{display:block}.platform-label{border-left:1px solid var(--line,#dfe5ec);color:var(--muted,#697688);padding-left:18px;font-size:13px}.platform-heading,.platform-list-heading{justify-content:space-between;align-items:flex-start;gap:24px;display:flex}.platform-heading{margin-bottom:24px}.platform-heading h1,.platform-login h1{margin:0 0 8px;font-size:26px;line-height:1.2}.platform-heading p,.platform-login p{margin:0}.platform-heading-actions{align-items:center;gap:12px;display:flex}.platform-create,.platform-list{margin-bottom:20px;padding:24px}.platform-create h2,.platform-list h2{margin:0 0 20px;font-size:18px}.platform-list-heading h2{margin-bottom:18px}.platform-form{gap:14px;display:grid}.platform-form label{gap:7px;font-size:12px;font-weight:600;display:grid}.platform-form input{box-sizing:border-box;border:1px solid var(--line,#d5dce5);width:100%;min-height:38px;font:inherit;background:var(--card,#fff);color:inherit;border-radius:8px;padding:8px 11px}.platform-form input:focus,.platform-status-select:focus{outline:2px solid var(--accent,#2b6db2);outline-offset:2px}.platform-create-grid{grid-template-columns:repeat(3,minmax(0,1fr));align-items:end}.platform-form-action{grid-column:1/-1}.platform-help{margin:14px 0 0}.platform-login{max-width:420px;margin:72px auto;padding:30px}.platform-login .platform-form{margin-top:24px}.platform-offices{gap:12px;display:grid}.platform-office{border:1px solid var(--line,#e1e5eb);border-radius:10px;grid-template-columns:minmax(180px,1.4fr) minmax(180px,1fr) minmax(210px,1.1fr);align-items:center;gap:20px;padding:16px;display:grid}.platform-office-name{margin-bottom:4px;font-size:14px;font-weight:700}.platform-office small{color:var(--muted,#697688);font-size:12px}.platform-status-controls{justify-content:flex-end;align-items:center;gap:8px;display:flex}.platform-status-select{border:1px solid var(--line,#d5dce5);background:var(--card,#fff);max-width:125px;min-height:34px;color:inherit;font:inherit;border-radius:7px;padding:5px}.platform-message{min-height:22px;font-size:13px}.platform-message[data-kind=error]{color:#a83232}.platform-message[data-kind=success]{color:#24694b}.platform-empty{color:var(--muted,#697688);padding:16px 18px;font-size:13px;line-height:1.4}[hidden]{display:none!important}@media (width<=760px){.platform-shell{padding:20px 16px 40px}.platform-header{margin-bottom:28px}.platform-heading,.platform-list-heading{flex-wrap:wrap;align-items:flex-start}.platform-create-grid,.platform-office{grid-template-columns:1fr}.platform-status-controls{justify-content:flex-start}.platform-create,.platform-list{padding:18px}.platform-heading-actions{justify-content:space-between;width:100%}}