:root{--bg:#f4f6f8;--card:#fff;--ink:#1d2733;--muted:#5d6b7a;--line:#dde3ea;--blue:#1f6feb;--blue-d:#1857bd;--teal:#0f8b8d;--orange:#e8710a;--green:#1a7f37;--warn:#fff4d6;--warn-line:#e5b94a;
--font:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans",Ubuntu,Cantarell,"Helvetica Neue",Arial,sans-serif}
*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.45}
.banner{background:var(--warn);border-bottom:2px solid var(--warn-line);color:#6b4b00;text-align:center;font-weight:700;font-size:13px;padding:6px 10px;letter-spacing:.04em;position:sticky;top:0;z-index:50}
.banner span{font-weight:400;letter-spacing:0}
.topbar{background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:16px;padding:10px 20px}
.logo{font-weight:800;font-size:19px;color:var(--blue)}.logo b{color:var(--teal)}
.nav{display:flex;gap:4px;flex:1;overflow-x:auto}.nav a{color:var(--muted);text-decoration:none;padding:7px 12px;border-radius:8px;font-size:14px;white-space:nowrap}
.nav a.on{background:#e8f0fe;color:var(--blue-d);font-weight:600}
.user{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);white-space:nowrap}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--teal);color:#fff;display:grid;place-items:center;font-weight:700;font-size:14px}
.avatar.e{background:var(--orange)}
.who-switch{border:1px solid var(--line);border-radius:8px;padding:4px 6px;font:inherit;font-size:13px;background:#fff}
main{max-width:1100px;margin:0 auto;padding:22px 20px 120px}
h1{font-size:24px;margin:0 0 4px}h2{font-size:18px;margin:0 0 12px}.sub{color:var(--muted);margin:0 0 18px;font-size:14px}
.grid{display:grid;grid-template-columns:2fr 1fr;gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}
table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:9px 6px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
.pill{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;font-weight:600;background:#e6f4ea;color:var(--green)}.pill.o{background:#fdecdc;color:#a24c00}.pill.b{background:#e8f0fe;color:var(--blue-d)}
.stat{font-size:28px;font-weight:800}.muted{color:var(--muted);font-size:13px}
/* floating button */
.fab{position:fixed;right:20px;bottom:20px;z-index:40;background:var(--orange);color:#fff;border:0;border-radius:99px;padding:14px 20px;font:inherit;font-weight:700;font-size:16px;box-shadow:0 6px 18px rgba(232,113,10,.35);cursor:pointer;display:flex;align-items:center;gap:8px}
.fab:hover{background:#cf6200}
/* panel */
.scrim{position:fixed;inset:0;background:rgba(29,39,51,.28);z-index:60;display:none}
.panel{position:fixed;right:20px;bottom:20px;width:420px;max-width:calc(100vw - 24px);max-height:calc(100vh - 70px);overflow:auto;background:#fff;border-radius:16px;box-shadow:0 18px 50px rgba(29,39,51,.25);z-index:70;display:none}
.panel header{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line)}
.panel header h2{margin:0;font-size:19px}.x{border:0;background:#eef1f4;border-radius:8px;width:34px;height:34px;font-size:18px;cursor:pointer}
.pbody{padding:16px 18px 18px}
.ctx{background:#f1f6fd;border:1px solid #cfe0fb;border-radius:10px;padding:9px 12px;font-size:13px;color:#24476f;margin-bottom:14px}
.choice{display:flex;align-items:center;gap:14px;width:100%;text-align:left;background:#fff;border:2px solid var(--line);border-radius:14px;padding:16px;margin-bottom:12px;font:inherit;cursor:pointer;color:inherit;text-decoration:none}
.choice:hover{border-color:var(--blue)}.choice .ic{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;font-size:24px;flex:none}
.choice b{display:block;font-size:17px}.choice small{color:var(--muted);font-size:13px}
.ic.n{background:#e8f0fe}.ic.v{background:#fdecdc}.ic.t{background:#e3f5f5}
textarea{width:100%;min-height:130px;border:1px solid var(--line);border-radius:10px;padding:12px;font:inherit;resize:vertical}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:10px;padding:11px 16px;font:inherit;font-weight:700;cursor:pointer;background:var(--blue);color:#fff;text-decoration:none;font-size:15px}
.btn:hover{background:var(--blue-d)}.btn.ghost{background:#eef1f4;color:var(--ink)}.btn.ghost:hover{background:#e2e7ec}.btn.rec{background:#c62828}.btn.ok{background:var(--green)}.btn.sm{padding:7px 11px;font-size:13px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.row.end{justify-content:flex-end}
.back{background:none;border:0;color:var(--blue);font:inherit;font-size:14px;cursor:pointer;padding:0 0 10px}
.seg{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px}
.seg button{border:2px solid var(--line);background:#fff;border-radius:12px;padding:14px 8px;font:inherit;cursor:pointer;text-align:center}
.seg button.on{border-color:var(--orange);background:#fff7f0}.seg b{display:block}.seg small{color:var(--muted);font-size:12px}
.preview{background:#eef1f4;border-radius:12px;aspect-ratio:16/9;display:grid;place-items:center;color:var(--muted);font-size:14px;overflow:hidden;margin-bottom:10px;position:relative}
.preview video{width:100%;height:100%;object-fit:cover;background:#dfe4ea}
.timer{font-variant-numeric:tabular-nums;font-weight:700}.dot{width:10px;height:10px;border-radius:50%;background:#c62828;display:inline-block;animation:bl 1s infinite}@keyframes bl{50%{opacity:.2}}
.note{font-size:12px;color:var(--muted);margin:8px 0 0}
/* sent */
.sent{text-align:center;padding:8px 4px}.check{width:64px;height:64px;border-radius:50%;background:#e6f4ea;color:var(--green);display:grid;place-items:center;font-size:34px;margin:4px auto 10px}
.attach{text-align:left;background:#f7f9fb;border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin:14px 0;font-size:14px}
.attach div{display:flex;gap:10px;padding:5px 0}.attach span{color:var(--muted);width:92px;flex:none}
/* inbox */
.msg{display:grid;grid-template-columns:44px 1fr auto;gap:14px;align-items:start;padding:14px 0;border-bottom:1px solid var(--line)}
.msg:last-child{border-bottom:0}.msg.done{opacity:.5}
.msg .meta{font-size:13px;color:var(--muted)}.msg .txt{margin:6px 0 0;font-size:15px}
.thumb{margin-top:8px;width:200px;aspect-ratio:16/9;border-radius:8px;background:linear-gradient(135deg,#dbe7f7,#f3e3d3);position:relative;display:grid;place-items:center;border:1px solid var(--line)}
.thumb .play{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.92);display:grid;place-items:center;color:var(--orange);font-size:16px}
.thumb .len{position:absolute;right:6px;bottom:6px;background:rgba(29,39,51,.75);color:#fff;font-size:11px;padding:1px 6px;border-radius:4px}
.thumb .lines{position:absolute;left:10px;top:10px;right:60px}.thumb .lines i{display:block;height:6px;background:rgba(255,255,255,.8);border-radius:3px;margin-bottom:5px}
.acts{display:flex;flex-direction:column;gap:6px}
.tabs{display:flex;gap:8px;margin-bottom:6px}.tabs button{border:1px solid var(--line);background:#fff;border-radius:99px;padding:6px 12px;font:inherit;font-size:13px;cursor:pointer}.tabs button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
/* alert mock */
.phone{max-width:380px;margin:10px auto;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 10px 30px rgba(29,39,51,.12);overflow:hidden}
.phone .hd{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line);background:#fafbfc}
.botav{width:36px;height:36px;border-radius:50%;background:var(--teal);color:#fff;display:grid;place-items:center;font-weight:800}
.chat{padding:18px 14px 22px;background:#f4f6f8;min-height:340px}
.time{text-align:center;font-size:12px;color:var(--muted);margin-bottom:12px}
.bubble{background:#fff;border:1px solid var(--line);border-radius:16px 16px 16px 4px;padding:13px 14px;max-width:92%;font-size:15px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.bubble q{font-style:italic;color:#34495e}.bubble .row{margin-top:12px}
.sms{margin-top:14px;background:#e3f5f5;border:1px solid #bfe3e3;border-radius:16px 16px 16px 4px;padding:11px 13px;font-size:14px;max-width:92%}
.sms .lbl{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--teal);font-weight:700;display:block;margin-bottom:3px}
.screens{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}.screens a{font-size:13px;padding:6px 10px;border-radius:8px;background:#fff;border:1px solid var(--line);color:var(--ink);text-decoration:none}.screens a.on{border-color:var(--blue);color:var(--blue-d);font-weight:600}
.hide{display:none!important}
@media (max-width:760px){.grid{grid-template-columns:1fr}.nav{display:none}.topbar{padding:10px 12px}main{padding:16px 12px 120px}
.panel{right:0;left:0;bottom:0;width:100%;max-width:100%;border-radius:18px 18px 0 0;max-height:calc(100vh - 40px)}
.msg{grid-template-columns:36px 1fr}.acts{grid-column:2;flex-direction:row}.thumb{width:100%}.user .nm{display:none}}
html,body{overflow-x:hidden}.card{overflow-x:auto}
@media (max-width:760px){table th:nth-child(3),table td:nth-child(3){display:none}.panel{left:0;right:0;width:auto}.who-switch{max-width:120px}}