:root{--ink:#10251e;--muted:#65736e;--green:#125f43;--lime:#dff45a;--sand:#f4f1e8;--white:#fff;--line:#dce3df;--danger:#9d332c}*{box-sizing:border-box}body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#fafbf9}a{color:inherit}.wrap{width:min(1160px,calc(100% - 32px));margin:auto}.nav{position:sticky;top:0;z-index:5;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.nav .wrap{height:68px;display:flex;align-items:center;justify-content:space-between}.brand{font-weight:900;letter-spacing:.08em}.navlinks{display:flex;gap:20px;align-items:center}.nav a{text-decoration:none}.btn{border:0;border-radius:12px;background:var(--green);color:#fff;padding:12px 18px;font-weight:700;cursor:pointer}.btn.secondary{background:#edf2ef;color:var(--ink)}.btn.danger{background:#fff0ee;color:var(--danger)}.hero{padding:76px 0 56px;background:radial-gradient(circle at 85% 15%,#e7f18c 0,transparent 30%),linear-gradient(135deg,#eff5ec,#f8f5ec)}.eyebrow{font-size:13px;font-weight:800;color:var(--green);letter-spacing:.12em;text-transform:uppercase}.hero h1{max-width:780px;font-size:clamp(38px,7vw,76px);line-height:1.02;margin:18px 0}.hero p{max-width:680px;font-size:18px;color:var(--muted);line-height:1.8}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:48px}.metric{background:rgba(255,255,255,.7);border:1px solid #fff;padding:20px;border-radius:18px}.metric strong{font-size:24px}.section{padding:68px 0}.section h2{font-size:34px;margin:8px 0}.lead{color:var(--muted);line-height:1.7}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 8px 30px rgba(16,37,30,.04)}.card h3{margin:4px 0 10px}.tag{display:inline-block;background:#edf5ef;color:var(--green);font-size:12px;font-weight:700;padding:5px 9px;border-radius:99px}.chat{display:grid;grid-template-columns:1fr 1fr;gap:24px;background:var(--ink);color:#fff;border-radius:24px;padding:32px}.chat .lead{color:#b7c4bf}.form{display:grid;gap:12px}.form input,.form textarea,.form select{width:100%;border:1px solid #cfd8d3;border-radius:10px;padding:12px;font:inherit}.chat .form input,.chat .form textarea{background:#fff}.answer{min-height:64px;padding:14px;background:#203a31;border-radius:12px;line-height:1.6}.footer{padding:40px 0;color:var(--muted);border-top:1px solid var(--line)}.admin-shell{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.side{padding:24px;background:var(--ink);color:#fff}.side button{display:block;width:100%;text-align:left;margin:8px 0;padding:11px;border:0;border-radius:9px;background:transparent;color:#dbe4e0;cursor:pointer}.side button.active,.side button:hover{background:#29483d}.main{padding:28px}.toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:20px}.panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;overflow:auto}.table{width:100%;border-collapse:collapse;font-size:14px}.table th,.table td{padding:11px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.table th{color:var(--muted)}.notice{padding:12px;border-radius:10px;background:#f0f6f2;margin-bottom:14px}.login{width:min(420px,calc(100% - 32px));margin:14vh auto;background:#fff;padding:28px;border:1px solid var(--line);border-radius:20px}.hidden{display:none!important}.modal{position:fixed;inset:0;background:#0008;display:grid;place-items:center;padding:20px;z-index:10}.modal .panel{width:min(640px,100%)}@media(max-width:780px){.grid,.metrics,.chat{grid-template-columns:1fr}.navlinks a:not(.btn){display:none}.admin-shell{grid-template-columns:1fr}.side{position:static}.main{padding:16px}.hero{padding-top:48px}}