*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#e8f7f5 0%,#f0f9ff 40%,#f8fafc 100%);color:#0f172a;font-size:15px;line-height:1.65;min-height:100vh}
a{color:#0d9488;text-decoration:none}
a:hover{color:#0f766e}
.ci-shell{min-height:100vh;display:flex;flex-direction:column;max-width:800px;margin:0 auto}
.ci-top{background:#fff;border-bottom:1px solid #e2e8f0;position:sticky;top:0;z-index:50}
.ci-top-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 20px}
.ci-logo{display:flex;align-items:center;gap:10px;font-weight:700;color:#0f172a;font-size:16px}
.ci-logo:hover{text-decoration:none;color:#0d9488}
.ci-logo-dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,#14b8a6,#06b6d4);box-shadow:0 0 12px rgba(20,184,166,.5)}
.ci-badge{font-size:11px;color:#0d9488;background:#ccfbf1;padding:4px 12px;border-radius:20px;font-weight:600}
.ci-main{flex:1;padding:20px 16px 32px;width:100%}
.ci-hero{margin-bottom:20px}
.ci-hero-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:24px;box-shadow:0 4px 24px rgba(13,148,136,.08)}
.ci-hero-icon{width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,#14b8a6,#0891b2);margin-bottom:14px;position:relative}
.ci-hero-icon::after{content:"";position:absolute;inset:12px;border:2px solid rgba(255,255,255,.6);border-radius:6px}
.ci-hero h1{font-size:22px;font-weight:700;color:#0f172a;margin-bottom:10px}
.ci-welcome-text{font-size:15px;color:#334155;min-height:1.6em;margin-bottom:8px}
.ci-welcome-text::after{content:"|";animation:ci-blink 1s step-end infinite;color:#14b8a6;margin-left:2px}
.ci-welcome-text.ci-done::after{display:none}
@keyframes ci-blink{50%{opacity:0}}
.ci-intro{font-size:14px;color:#64748b;line-height:1.7}
.ci-search-panel{background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:16px;margin-bottom:20px;box-shadow:0 2px 12px rgba(0,0,0,.04)}
.ci-search-label{display:block;font-size:12px;font-weight:600;color:#64748b;margin-bottom:8px}
.ci-search-row{display:flex;gap:8px;align-items:stretch}
.ci-input{flex:1;border:1px solid #cbd5e1;border-radius:10px;padding:12px 14px;font-size:16px;outline:none;background:#f8fafc}
.ci-input:focus{border-color:#14b8a6;box-shadow:0 0 0 3px rgba(20,184,166,.15)}
.ci-send{width:48px;border:none;border-radius:10px;background:linear-gradient(135deg,#14b8a6,#0891b2);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.ci-send:hover{opacity:.9}
.ci-suggest{margin-bottom:20px}
.ci-suggest h2{font-size:13px;font-weight:600;color:#64748b;margin-bottom:12px;letter-spacing:.05em}
.ci-suggest-grid{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.ci-suggest-card{display:block;padding:14px;background:#fff;border:1px solid #e2e8f0;border-radius:12px;transition:.15s}
.ci-suggest-card:hover{border-color:#14b8a6;box-shadow:0 4px 16px rgba(20,184,166,.12);text-decoration:none}
.ci-suggest-q{display:block;font-size:14px;font-weight:600;color:#0f172a;margin-bottom:4px}
.ci-suggest-py{font-size:12px;color:#94a3b8}
.ci-msg{margin-bottom:16px}
.ci-msg-role{font-size:11px;font-weight:600;color:#94a3b8;margin-bottom:6px;display:flex;align-items:center;gap:6px}
.ci-msg-user .ci-msg-role{text-align:right;justify-content:flex-end;color:#0d9488}
.ci-bubble{border-radius:14px;padding:14px 16px;font-size:15px;line-height:1.75}
.ci-bubble-user{background:linear-gradient(135deg,#0d9488,#0891b2);color:#fff;margin-left:40px;border-top-right-radius:4px}
.ci-bubble-user p{margin:0}
.ci-bubble-bot{background:#fff;border:1px solid #e2e8f0;color:#334155;border-top-left-radius:4px;box-shadow:0 2px 8px rgba(0,0,0,.03)}
.ci-avatar{display:inline-block;width:16px;height:16px;border-radius:5px;background:linear-gradient(135deg,#14b8a6,#06b6d4)}
.ci-lead{font-size:14px;color:#64748b;margin-bottom:10px}
.ci-answer-head{margin-bottom:14px;padding-bottom:12px;border-bottom:1px dashed #e2e8f0}
.ci-answer-head strong{display:block;font-size:20px;color:#0f172a;margin-bottom:4px}
.ci-answer-head span{font-size:13px;color:#0d9488}
.ci-answer-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:14px}
.ci-answer-grid div{background:#f8fafc;border-radius:8px;padding:8px 10px;font-size:13px}
.ci-answer-grid label{display:block;font-size:11px;color:#94a3b8;margin-bottom:2px}
.ci-answer-grid b{color:#334155;font-weight:600}
.ci-answer-block{margin-top:12px;padding-top:12px;border-top:1px solid #f1f5f9}
.ci-answer-block h4{font-size:13px;font-weight:700;color:#0d9488;margin-bottom:6px}
.ci-answer-block p{color:#334155;line-height:1.8}
.ci-rich{line-height:1.8}
.ci-rich p{margin-bottom:.5em}
.ci-chips{display:flex;flex-wrap:wrap;gap:8px}
.ci-chips a{padding:6px 14px;background:#f0fdfa;border:1px solid #99f6e4;border-radius:20px;font-size:13px;color:#0d9488}
.ci-chips a:hover{background:#ccfbf1;text-decoration:none}
.ci-char-show{font-size:3rem;font-weight:800;color:#0d9488;text-align:center;padding:8px 0 12px}
.ci-zuci{list-style:none;border:1px solid #e2e8f0;border-radius:10px;overflow:hidden;margin-top:8px}
.ci-zuci li{border-bottom:1px solid #f1f5f9}
.ci-zuci li:last-child{border-bottom:none}
.ci-zuci a{display:flex;justify-content:space-between;padding:12px 14px;color:inherit}
.ci-zuci a:hover{background:#f0fdfa;text-decoration:none}
.ci-zt{font-weight:600;color:#0f172a}
.ci-zp{font-size:13px;color:#94a3b8}
.ci-note{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:14px;margin-bottom:16px;font-size:14px;color:#64748b}
.ci-links{margin-top:16px;font-size:12px;color:#94a3b8}
.ci-links span{margin-right:10px}
.ci-links a{margin-right:12px;color:#64748b}
.ci-foot{text-align:center;padding:16px;font-size:12px;color:#94a3b8;border-top:1px solid #e2e8f0;background:#fff}
.ci-foot a{color:#94a3b8}
@media(max-width:560px){
.ci-suggest-grid{grid-template-columns:1fr}
.ci-answer-grid{grid-template-columns:1fr}
.ci-bubble-user{margin-left:20px}
}