:root{--bg:#f6f8fb;--text:#172033;--muted:#637083;--card:#fff;--line:#dfe6ef;--accent:#2f6fed;--accent-dark:#214eb0;--danger:#b42318;--ok:#067647;--warn:#b54708;--soft:#eef4ff}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1160px;margin:0 auto;padding:0 20px}.topbar{background:#101828;color:#fff}.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 0}.brand{font-weight:800;color:#fff}.menu{display:flex;gap:16px;flex-wrap:wrap}.menu a{color:#e4e7ec}.hero{padding:56px 0 32px}.compact-hero{padding-bottom:22px}.hero h1{font-size:44px;line-height:1.1;margin:0 0 16px}.lead{font-size:19px;color:var(--muted);max-width:780px}.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 2px 8px rgba(16,24,40,.04)}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;border:1px solid var(--accent);background:var(--accent);color:#fff;padding:11px 16px;font-weight:700;cursor:pointer;line-height:1.2}.btn:hover{text-decoration:none;background:var(--accent-dark);border-color:var(--accent-dark)}.btn.secondary{background:#fff;color:var(--accent)}.btn.secondary:hover{background:#eef4ff}.btn.danger{background:var(--danger);border-color:var(--danger)}.btn.small{padding:7px 10px;font-size:13px}.btn[disabled]{opacity:.65;cursor:not-allowed}.form-row{margin-bottom:16px}label{font-weight:700;display:block;margin-bottom:6px}input,select,textarea{width:100%;padding:11px;border:1px solid #cfd7e3;border-radius:10px;background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{outline:2px solid rgba(47,111,237,.18);border-color:var(--accent)}textarea{min-height:140px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.codebox{white-space:pre-wrap;background:#0b1020;color:#e6edf3;padding:18px;border-radius:14px;overflow:auto;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.table{width:100%;border-collapse:collapse}.table th,.table td{border-bottom:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}.table-wrap{overflow-x:auto}.badge{display:inline-block;border-radius:999px;padding:3px 9px;font-size:12px;font-weight:700}.badge.ok{background:#dcfae6;color:var(--ok)}.badge.warn{background:#fef0c7;color:var(--warn)}.badge.danger{background:#fee4e2;color:var(--danger)}.ad{border:1px dashed #b8c2d2;background:#fff;padding:18px;border-radius:12px;text-align:center;color:var(--muted);margin:24px 0}.footer{margin-top:50px;padding:30px 0;background:#101828;color:#d0d5dd}.footer a{color:#fff}.content h2{margin-top:32px}.content pre{background:#0b1020;color:#e6edf3;padding:16px;border-radius:12px;overflow:auto}.notice{padding:12px 14px;border-radius:10px;background:#eaf1ff;border:1px solid #c7d7fe}.error,.form-errors{padding:12px 14px;border-radius:10px;background:#fee4e2;border:1px solid #fecdca;color:#7a271a;margin-bottom:16px}.admin-layout{display:flex;min-height:100vh}.admin-sidebar{width:245px;background:#101828;color:#fff;padding:20px}.admin-sidebar a{display:block;color:#fff;padding:8px 0}.admin-main{flex:1;padding:24px}.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.muted{color:var(--muted)}.muted-inline{color:var(--muted);font-weight:500}.label-line{display:flex;align-items:center;gap:8px;margin-bottom:6px}.label-line label{margin:0}.help-tooltip{display:inline-flex;align-items:center;justify-content:center;width:19px;height:19px;border-radius:999px;border:1px solid #b9c6d8;background:#fff;color:var(--accent);font-size:12px;font-weight:800;cursor:help;position:relative;flex:0 0 auto}.help-tooltip::after{content:attr(data-tooltip);position:absolute;z-index:40;left:50%;bottom:calc(100% + 9px);transform:translateX(-50%);width:min(320px,80vw);padding:10px 12px;border-radius:10px;background:#101828;color:#fff;font-size:13px;font-weight:500;line-height:1.4;box-shadow:0 10px 24px rgba(16,24,40,.18);opacity:0;visibility:hidden;pointer-events:none}.help-tooltip::before{content:"";position:absolute;left:50%;bottom:calc(100% + 3px);transform:translateX(-50%);border:6px solid transparent;border-top-color:#101828;opacity:0;visibility:hidden}.help-tooltip:hover::after,.help-tooltip:focus::after,.help-tooltip:hover::before,.help-tooltip:focus::before{opacity:1;visibility:visible}.field-hint{margin:7px 0 0;color:var(--muted);font-size:14px}.field-hint code,.admin-main .table code{background:#eef2f7;border-radius:6px;padding:1px 5px}.input-with-button{display:grid;grid-template-columns:1fr auto;gap:8px}.mode-explainer{margin-top:8px;background:#f3f7ff;border:1px solid #d7e5ff;color:#31405b;border-radius:10px;padding:10px 12px;font-size:14px}.option-row{display:flex;align-items:flex-start;gap:10px;margin:18px 0;padding:14px;border:1px solid var(--line);border-radius:12px;background:#fbfcff}.check-option{display:flex;align-items:flex-start;gap:10px;margin:0;cursor:pointer;flex:1}.check-option input{width:auto;margin:4px 0 0}.check-option span{display:grid;gap:2px}.check-option 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0}.generator-submit{margin-top:2px}.result-stack{display:grid;gap:18px;margin-top:24px}.checker-results .card{margin:0}.result-section{overflow:hidden}.checker-form{margin-bottom:0}.is-loading{opacity:.75}@media(max-width:900px){.tool-layout{grid-template-columns:1fr}.result-card{position:static}.input-with-button{grid-template-columns:1fr}.bot-rule-row{grid-template-columns:1fr}.grid-3{grid-template-columns:1fr}}@media(max-width:760px){.grid-2{grid-template-columns:1fr}.hero h1{font-size:34px}.nav{align-items:flex-start;flex-direction:column}.admin-layout{display:block}.admin-sidebar{width:auto}.help-tooltip::after{left:auto;right:0;transform:none}}