:root{--bg:#020617;--surface:#111827;--text:#e2e8f0;--muted:#94a3b8;--line:rgba(255,255,255,.1);--brand:#4f46e5;--brand2:#2563eb;--warning:#facc15;--error:#fca5a5}
*{box-sizing:border-box}body{margin:0;font-family:Inter,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;color:var(--text)}
.app-body--reference{min-height:100vh;background:radial-gradient(circle at top,rgba(99,102,241,.15),transparent 28%),linear-gradient(180deg,#020617 0%,#0f172a 100%)}
.reference-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:32px 16px}.reference-card{width:min(100%,460px);padding:28px;color:var(--text);background:var(--surface);border:1px solid rgba(255,255,255,.08);border-radius:20px;box-shadow:0 20px 48px rgba(0,0,0,.38)}
.reference-card h1{margin:0;color:#f8fafc;font-size:26px}.reference-card__header{margin-bottom:22px}.reference-card__header--center{text-align:center}.reference-card__brand{margin-bottom:10px;color:#a5b4fc;font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:700}.reference-card__header p{margin:8px 0 0;color:var(--muted);line-height:1.7;font-size:14px}
.field{display:grid;gap:7px}.field span{color:#cbd5e1;font-size:13px;font-weight:600}.field textarea,.session-output{width:100%;min-height:45px;padding:12px;border:1px solid var(--line);border-radius:10px;resize:vertical;background:rgba(255,255,255,.04);color:var(--text);font:inherit;line-height:1.55}.field textarea{min-height:132px}.field textarea::placeholder{color:#64748b}.field textarea:focus,.session-output:focus{outline:0;border-color:rgba(99,102,241,.65);box-shadow:0 0 0 3px rgba(99,102,241,.16)}
.stack-form{display:grid;gap:14px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border:1px solid transparent;border-radius:10px;font:inherit;font-weight:700;cursor:pointer;text-decoration:none}.button-primary{color:#fff;background:linear-gradient(135deg,var(--brand) 0%,var(--brand2) 100%)}.button-secondary{color:#e2e8f0;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.14)}.button-block{width:100%}.button-small{min-height:36px;font-size:13px}.button-link{min-height:auto;padding:14px 0 0;color:#a5b4fc;background:transparent}.alert{padding:11px 12px;border-radius:10px;line-height:1.55;font-size:13px}.alert.warning{margin-bottom:16px;color:var(--warning);background:rgba(245,158,11,.12);border:1px solid rgba(245,158,11,.45)}.alert.error{margin-bottom:16px;color:var(--error);background:rgba(239,68,68,.12);border:1px solid rgba(248,113,113,.35)}
.result-card{width:min(100%,760px)}.result-list{display:grid;gap:14px}.result-item{padding:16px;border:1px solid rgba(255,255,255,.1);border-radius:14px;background:rgba(255,255,255,.035)}.result-item--error{border-color:rgba(248,113,113,.25)}.result-item__label{margin-bottom:9px;color:#a5b4fc;font:600 12px ui-monospace,SFMono-Regular,Menlo,monospace}.session-output{min-height:220px;white-space:pre-wrap}.action-row{display:flex;gap:8px;margin-top:10px}.result-meta{margin:9px 0 0;color:#94a3b8;font-size:12px}
@media(max-width:560px){.reference-card{padding:22px 18px}.action-row{flex-wrap:wrap}.action-row .button{flex:1}}