:root{--ink: #1b2421;--ink-soft: #3d4a45;--paper: #f3efe6;--card: #fffdf8;--line: #e2d9cb;--accent: #c65a2e;--accent-dark: #9a4120;--teal: #1f6f62;--bad: #9c2f2f;--ok: #1f6f62;--warn: #9a6b12;--shadow: 0 16px 40px rgba(40, 32, 20, .08);color:var(--ink);font-family:Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--paper)}*{box-sizing:border-box}body{margin:0}a{color:inherit}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}.ld-nav,.topbar,.side{display:flex;align-items:center}.ld-nav{justify-content:space-between;padding:22px 7vw}.brand{display:flex;gap:10px;align-items:center;font-weight:700;letter-spacing:.04em}.mark{width:28px;height:28px;border-radius:50%;background:conic-gradient(from 120deg,var(--accent),#e7b089,var(--teal));box-shadow:inset 0 0 0 6px var(--paper)}.ld-links{display:flex;gap:18px;align-items:center}.ld-links a{text-decoration:none}.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;padding:18px 7vw 64px;align-items:end}.kicker{color:var(--accent-dark);letter-spacing:.16em;font-size:13px}h1{font-family:Palatino Linotype,Songti SC,"Noto Serif SC",serif;font-weight:600;font-size:56px;line-height:1.15;margin:12px 0}.sub{font-size:18px;line-height:1.7;color:var(--ink-soft);max-width:640px}.actions{display:flex;gap:12px;margin-top:28px}.hero-card,.card,.panel{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.hero-card{padding:22px}.hero-card ol{margin:0;padding-left:18px;line-height:1.8}.section{padding:10px 7vw 56px}.section h2{font-family:Palatino Linotype,Songti SC,serif;font-size:32px;margin-bottom:8px}.grid-3,.grid-2{display:grid;gap:16px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:1fr 1fr}.card{padding:18px 20px}.card h3{margin:0 0 8px}.card p,.muted{color:var(--ink-soft);line-height:1.6}.price{font-size:28px;margin:8px 0}.form{display:grid;gap:12px}label{display:grid;gap:6px;font-size:14px}input,select,textarea{border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 12px}textarea{min-height:90px;resize:vertical}.check{display:flex;gap:8px;align-items:center}.btn,.btn-primary,.btn-ghost,.btn-danger{border-radius:999px;padding:10px 16px;border:1px solid transparent;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.btn-primary{background:var(--ink);color:#fff}.btn-ghost{background:transparent;border-color:var(--line)}.btn-danger{background:#fff;color:var(--bad);border-color:#e7c1c1}.btn:disabled{opacity:.55;cursor:not-allowed}.error{color:var(--bad)}.ok{color:var(--ok)}.foot{padding:28px 7vw 48px;color:var(--ink-soft);font-size:13px}.shell{min-height:100vh;display:grid;grid-template-columns:220px 1fr}.side{flex-direction:column;align-items:stretch;gap:6px;padding:22px 14px;background:#17211e;color:#f4efe6}.side a{text-decoration:none;padding:10px 12px;border-radius:10px;color:#d9d0c3}.side a.active,.side a:hover{background:#24312c;color:#fff}.side .brand{color:#fff;margin-bottom:18px}.main{padding:22px 28px 48px}.topbar{justify-content:space-between;margin-bottom:18px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.stat{padding:16px;background:var(--card);border:1px solid var(--line);border-radius:16px}.stat b{display:block;font-size:26px;margin-top:6px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top;font-size:14px}.tag{display:inline-block;padding:2px 8px;border-radius:999px;background:#efe7da;font-size:12px}.tag-ok{background:#e5f2ee;color:var(--teal)}.tag-bad{background:#f8e6e6;color:var(--bad)}.tag-warn{background:#f8efd8;color:var(--warn)}.banner{background:#fff6ea;border:1px solid #efd7b4;padding:12px 14px;border-radius:12px;margin-bottom:14px}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.funnel{display:grid;gap:8px}.bar{height:28px;background:#efe6d8;border-radius:8px;overflow:hidden}.bar span{display:block;height:100%;background:linear-gradient(90deg,var(--teal),#d97848)}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(420px,100%);padding:28px}.transcript{display:grid;gap:10px}.bubble{padding:10px 12px;border-radius:12px;max-width:720px}.bubble.agent{background:#eef5f3}.bubble.user{background:#fff;border:1px solid var(--line);margin-left:24px}.pager{display:flex;gap:8px;margin-top:12px}@media(max-width:900px){.hero,.grid-3,.grid-2,.stats,.shell{grid-template-columns:1fr}h1{font-size:38px}.side{flex-direction:row;overflow:auto}.shell{display:block}.main{padding:16px}}