:root{
  --fox:#f97316; --fox-dark:#ea580c; --fox-soft:#fff1e7;
  --ink:#1f2937; --muted:#6b7280; --line:#e9e5e0; --bg:#f6f5f3;
  --card:#ffffff; --ok:#16a34a; --warn:#d97706; --err:#dc2626;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Roboto,sans-serif;background:var(--bg);color:var(--ink);font-size:15px}
a{color:inherit;text-decoration:none}
.app{max-width:860px;margin:0 auto;padding:14px 14px 92px}
.header{display:flex;align-items:center;gap:10px;padding:8px 2px 14px}
.logo{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--fox),var(--fox-dark));display:flex;align-items:center;justify-content:center;font-size:22px;box-shadow:0 4px 12px rgba(249,115,22,.28)}
.header h1{font-size:19px;margin:0;font-weight:700}
.header .sub{font-size:12px;color:var(--muted);margin-top:1px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:12px;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.row{display:flex;align-items:center;gap:10px}
.muted{color:var(--muted);font-size:13px}
.btn{border:none;border-radius:11px;padding:11px 16px;font-size:14px;font-weight:600;cursor:pointer;background:var(--fox);color:#fff}
.btn:active{opacity:.85}
.btn.ghost{background:var(--fox-soft);color:var(--fox-dark)}
.btn.gray{background:#f1f0ee;color:var(--ink)}
.btn.sm{padding:7px 12px;font-size:13px;border-radius:9px}
.btn.danger{background:#fde8e8;color:var(--err)}
.btn.block{width:100%}
.field{margin-bottom:12px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px;background:#faf9f8;color:var(--ink);outline:none}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--fox)}
.field textarea{min-height:84px;font-family:ui-monospace,Menlo,monospace;font-size:12px}
.seg{display:flex;background:#f1f0ee;border-radius:10px;padding:3px;gap:3px;margin-bottom:12px}
.seg button{flex:1;border:none;background:transparent;padding:8px;border-radius:8px;font-size:13px;color:var(--muted);cursor:pointer}
.seg button.on{background:#fff;color:var(--fox-dark);font-weight:600;box-shadow:0 1px 3px rgba(0,0,0,.08)}

/* 连接卡片 */
.conn{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:12px}
.conn .name{font-weight:700;font-size:15px;display:flex;align-items:center;gap:8px}
.conn .addr{font-family:ui-monospace,Menlo,monospace;font-size:12.5px;color:var(--muted);margin-top:6px;word-break:break-all}
.conn .actions{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.empty{text-align:center;color:var(--muted);padding:44px 16px}
.empty .ic{font-size:44px;margin-bottom:10px}

/* 底部导航 */
.tabbar{position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);display:flex;max-width:860px;margin:0 auto;z-index:50;padding-bottom:env(safe-area-inset-bottom)}
.tabbar a{flex:1;text-align:center;padding:8px 0 10px;color:var(--muted);font-size:12px}
.tabbar a .ti{font-size:20px;display:block;line-height:1.3}
.tabbar a.on{color:var(--fox-dark);font-weight:600}

/* 弹窗 */
.mask{position:fixed;inset:0;background:rgba(0,0,0,.45);display:none;z-index:100;align-items:flex-end;justify-content:center}
.mask.show{display:flex}
.sheet{background:#fff;width:100%;max-width:860px;border-radius:18px 18px 0 0;padding:18px 16px 26px;max-height:86vh;overflow:auto}
.sheet h3{margin:0 0 14px;font-size:17px}
@media(min-width:768px){.mask{align-items:center}.sheet{border-radius:18px}}

/* 终端 */
.term-wrap{position:fixed;inset:0;top:56px;bottom:56px;background:#0b0f14;padding:6px}
#term{width:100%;height:100%;font-family:ui-monospace,Menlo,Consolas,monospace}
.term-bar{position:fixed;top:0;left:0;right:0;height:56px;background:#151a20;color:#fff;display:flex;align-items:center;padding:0 12px;gap:10px;max-width:860px;margin:0 auto;z-index:40}
.term-bar .tname{flex:1;font-size:13px;opacity:.9;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.term-bar button{background:#2a313a;color:#fff;border:none;border-radius:9px;padding:7px 12px;font-size:13px;cursor:pointer}

/* 文件列表 */
.fitem{display:flex;align-items:center;gap:12px;padding:12px 6px;border-bottom:1px solid var(--line)}
.fitem:last-child{border-bottom:none}
.fitem .fic{font-size:20px;width:26px;text-align:center}
.fitem .fname{flex:1;font-size:14px;word-break:break-all}
.fitem .meta{font-size:12px;color:var(--muted)}
.crumb{font-family:ui-monospace,Menlo,monospace;font-size:13px;color:var(--muted);margin-bottom:10px;word-break:break-all}

/* 监控卡片 */
.metric{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:12px}
.metric h4{margin:0 0 10px;font-size:14px}
.metric pre{margin:0;font-family:ui-monospace,Menlo,monospace;font-size:12.5px;white-space:pre-wrap;word-break:break-all;color:var(--ink);background:#faf9f8;border-radius:10px;padding:10px;max-height:260px;overflow:auto}
.bar{height:8px;border-radius:6px;background:#eee;margin-top:8px;overflow:hidden}
.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--fox),var(--fox-dark))}
.tag{display:inline-block;font-size:11px;padding:2px 8px;border-radius:999px;background:var(--fox-soft);color:var(--fox-dark);margin-left:6px}
.toast{position:fixed;left:50%;bottom:110px;transform:translateX(-50%);background:#1f2937;color:#fff;padding:10px 18px;border-radius:11px;font-size:13px;z-index:200;display:none;max-width:90%;text-align:center}