:root{
  --bg:#f4f6f9; --card:#fff; --line:#e6e9ef; --text:#1f2937; --muted:#7b8494;
  --primary:#2f6bff; --primary-weak:#eaf0ff;
  --green:#0f9d58; --green-weak:#e6f6ee;
  --amber:#b26b00; --amber-weak:#fff4e0;
  --gray:#6b7280; --gray-weak:#eef0f3;
  --red:#d93025; --red-weak:#fdecea;
  --radius:12px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--text);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;
  padding-bottom:env(safe-area-inset-bottom)}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
.container{max-width:860px;margin:0 auto;padding:0 16px}
a{color:var(--primary);text-decoration:none}

/* topbar */
.topbar{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:56px;gap:10px}
.brand-sm{font-weight:700;letter-spacing:.2px;white-space:nowrap}
.brand-sm small{font-weight:400;color:var(--muted);font-size:12px;margin-left:6px}
.me{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);min-width:0}
.me b{color:var(--text);font-size:14px;white-space:nowrap}
.btn-ghost{border:1px solid var(--line);background:#fff;border-radius:8px;padding:5px 10px;font-size:13px;cursor:pointer;color:var(--muted);white-space:nowrap}
.btn-ghost:hover{border-color:#c9d2e3;color:var(--text)}

/* login */
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px 16px;background:linear-gradient(180deg,#eef4ff,#f6f8fc 46%)}
.login-box{background:#fff;border-radius:18px;padding:30px 24px;max-width:400px;width:100%;box-shadow:0 12px 40px rgba(31,41,55,.09)}
.login-box .logo{font-size:24px;font-weight:800;letter-spacing:.4px}
.login-box .sub{color:var(--muted);font-size:13px;margin:6px 0 22px}
.login-box .field{margin-bottom:14px}
.login-box .btn{width:100%;margin-top:8px}
.demo-tip{margin-top:18px;font-size:12px;color:#9aa3b2;line-height:1.7;background:#fafbfd;border:1px dashed var(--line);border-radius:10px;padding:10px 12px}
.demo-tip b{color:#6b7280;font-weight:600}

/* tabs */
.tabs{display:flex;gap:8px;overflow-x:auto;padding:14px 0 6px;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tab{border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:999px;padding:7px 14px;font-size:13px;white-space:nowrap;cursor:pointer}
.tab.on{background:var(--text);border-color:var(--text);color:#fff}
.tab .n{opacity:.6;margin-left:4px;font-size:12px}

/* search */
.searchrow{display:flex;gap:8px;margin:8px 0 14px}
.searchrow input{flex:1;border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 12px;outline:none}
.searchrow input:focus{border-color:#9fb6ff;box-shadow:0 0 0 3px var(--primary-weak)}

/* customer card */
.cust{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:10px;cursor:pointer;transition:.15s}
.cust:hover{border-color:#c9d6ff;box-shadow:0 4px 16px rgba(47,107,255,.08)}
.cust-top{display:flex;align-items:center;gap:8px;justify-content:space-between}
.cust-name{font-weight:650;font-size:16px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cust-meta{color:var(--muted);font-size:13px;margin-top:3px}
.cust-demand{font-size:13px;margin-top:6px;color:#465063}
.cust-demand em{font-style:normal;color:var(--muted)}
.cust-foot{display:flex;justify-content:space-between;align-items:center;margin-top:10px;font-size:12px;color:var(--muted);gap:8px}
.money{font-weight:700;color:var(--green);font-size:14px}
.newdot{width:8px;height:8px;background:var(--red);border-radius:50%;display:inline-block;margin-right:4px;vertical-align:1px}
.src-tag{display:inline-block;font-size:11px;background:#eef4ff;color:#3b6cf6;border-radius:4px;padding:1px 5px;margin-right:6px;vertical-align:2px;font-weight:600}

/* badge */
.badge{display:inline-block;font-size:12px;padding:2px 9px;border-radius:999px;white-space:nowrap}
.b-wait{background:var(--amber-weak);color:var(--amber)}
.b-doing{background:var(--primary-weak);color:var(--primary)}
.b-done{background:var(--green-weak);color:var(--green)}
.b-lost{background:var(--gray-weak);color:var(--gray)}
.b-void{background:var(--red-weak);color:var(--red)}
.b-admin{background:#f3e8ff;color:#7c3aed}

/* fab */
.fab{position:fixed;right:20px;bottom:calc(26px + env(safe-area-inset-bottom));background:var(--primary);color:#fff;border:none;border-radius:999px;padding:14px 22px;font-size:15px;font-weight:600;box-shadow:0 8px 24px rgba(47,107,255,.35);cursor:pointer;z-index:30}
.fab:hover{filter:brightness(1.05)}

/* detail */
.detail{padding:16px 0 100px}
.back{display:inline-flex;align-items:center;gap:4px;color:var(--muted);font-size:13px;cursor:pointer;margin-bottom:12px;background:none;border:none}
.back:hover{color:var(--text)}
.panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;margin-bottom:14px}
.p-title{font-size:12px;color:var(--muted);letter-spacing:.5px;margin-bottom:10px}
.rows{display:grid;grid-template-columns:88px 1fr;gap:8px 10px;font-size:14px}
.rows dt{color:var(--muted)}
.rows dd{color:var(--text);word-break:break-all;white-space:pre-wrap}

.charge{display:flex;align-items:center;justify-content:space-between;gap:12px}
.charge .amt{font-size:26px;font-weight:800;color:var(--green);letter-spacing:.5px}
.charge .no{color:var(--muted);font-size:14px}
.shot{width:72px;height:48px;object-fit:cover;border-radius:8px;border:1px solid var(--line);cursor:zoom-in;margin-left:8px}

/* timeline */
.tl{position:relative;padding-left:20px}
.tl::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:2px;background:#eef1f6}
.tl-item{position:relative;padding-bottom:18px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-19px;top:5px;width:10px;height:10px;border-radius:50%;background:#c7d2fe;border:2px solid #fff;box-shadow:0 0 0 1px #dbe3f5}
.tl-item.money::before{background:var(--green);box-shadow:0 0 0 1px #b7e3cd}
.tl-head{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted);flex-wrap:wrap}
.tl-head b{color:var(--text);font-size:13px}
.tl-body{margin-top:4px;font-size:14px;white-space:pre-wrap;word-break:break-word}
.tl-money{margin-top:6px;display:inline-flex;align-items:center;gap:8px;background:var(--green-weak);color:var(--green);font-weight:700;border-radius:8px;padding:4px 10px;font-size:13px}
.empty{color:#9aa3b2;text-align:center;padding:26px 0;font-size:13px}

/* modal */
.overlay{position:fixed;inset:0;background:rgba(17,24,39,.45);display:flex;align-items:flex-end;justify-content:center;z-index:50;padding:0}
@media(min-width:640px){.overlay{align-items:center;padding:20px}}
.modal{background:#fff;width:100%;max-width:520px;border-radius:18px 18px 0 0;padding:20px;max-height:92vh;overflow:auto}
@media(min-width:640px){.modal{border-radius:18px}}
.modal h3{font-size:17px;margin-bottom:14px}
.field{margin-bottom:12px}
.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;outline:none;background:#fbfcfe}
.field input:focus,.field select:focus,.field textarea:focus{border-color:#9fb6ff;background:#fff;box-shadow:0 0 0 3px var(--primary-weak)}
.field textarea{min-height:88px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.actions{display:flex;gap:10px;margin-top:18px}
.btn{border:none;border-radius:11px;padding:12px;font-weight:650;cursor:pointer;flex:1}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{filter:brightness(1.05)}
.btn-plain{background:#f1f3f7;color:#465063}
.btn-danger{background:var(--red-weak);color:var(--red)}
.hint{font-size:12px;color:#9aa3b2;margin-top:4px}
.preview{width:100%;max-height:180px;object-fit:contain;border-radius:10px;border:1px dashed var(--line);margin-top:8px;background:#fafbfd;display:none}

/* share + public form */
.sharebar{margin:-6px 0 14px;display:flex;gap:8px;flex-wrap:wrap}
.src-tag{display:inline-block;font-size:11px;background:#eef4ff;color:#3b6cf6;border-radius:4px;padding:1px 5px;margin-right:6px;vertical-align:2px;font-weight:600}
.inline{display:flex;gap:8px;align-items:center}
.inline input{flex:1;min-width:0}
.inline .btn-ghost{flex:none}
.form-page{min-height:100vh;background:linear-gradient(180deg,#e9f0ff,#f6f8fc 45%);padding:20px 16px 40px}
.form-card{max-width:460px;margin:0 auto;background:#fff;border-radius:18px;padding:24px 22px;box-shadow:0 12px 40px rgba(31,41,55,.08)}
.wx-share-img{position:absolute;left:-9999px;top:0;width:300px;height:300px;opacity:.01;pointer-events:none}
.form-card h1{font-size:23px;letter-spacing:.3px;margin-bottom:6px}
.form-card .desc{color:var(--muted);font-size:13px;margin-bottom:16px;line-height:1.6}
.from{display:inline-block;font-size:12px;color:#3b6cf6;background:#eef4ff;border-radius:999px;padding:3px 10px;margin-bottom:14px}
.agree{display:flex;gap:8px;align-items:flex-start;font-size:12px;color:var(--muted);margin:6px 0 16px;line-height:1.5}
.agree input{margin-top:2px;flex:none}
.done{text-align:center;padding:22px 6px 6px}
.done .ic{width:58px;height:58px;border-radius:50%;background:var(--green-weak);color:var(--green);font-size:28px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}

/* admin */
.navlinks{display:flex;gap:8px;padding:12px 0 2px;flex-wrap:wrap}
.navlinks a{font-size:13px;padding:7px 12px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--muted)}
.navlinks a.on{background:var(--text);color:#fff;border-color:var(--text)}
.ucard{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:10px}
.ucard .u-top{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.ucard .u-name{font-weight:650}
.ucard .u-meta{color:var(--muted);font-size:13px;margin-top:3px}
.ucard .u-acts{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.ucard .u-acts button{font-size:12px;padding:5px 10px}
.fcard{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:10px}
.fcard .f-top{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.fcard .f-meta{color:var(--muted);font-size:13px;margin-top:4px}
.fcard .f-link{font-size:12px;color:#8b93a1;margin-top:8px;background:#f7f9fc;border-radius:8px;padding:6px 10px;word-break:break-all}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.stat-card .k{font-size:12px;color:var(--muted)}
.stat-card .v{font-size:24px;font-weight:800;margin-top:4px}
.stat-card .v.green{color:var(--green)}
.tbl-wrap{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:auto;margin-bottom:14px}
table.tbl{width:100%;border-collapse:collapse;font-size:13px;min-width:520px}
table.tbl th,table.tbl td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
table.tbl th{color:var(--muted);font-weight:500;background:#fbfcfe}
table.tbl tr:last-child td{border-bottom:none}

/* toast */
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:rgba(17,24,39,.9);color:#fff;padding:10px 18px;border-radius:999px;font-size:13px;z-index:99;opacity:0;transition:.25s;pointer-events:none;max-width:88vw;text-align:center}
.toast.on{opacity:1;bottom:100px}
.foot{color:#a3abb8;font-size:12px;text-align:center;padding:24px 0 40px}
.loading{text-align:center;color:var(--muted);padding:40px 0;font-size:13px}
.err{color:var(--red);font-size:13px;margin-top:8px;min-height:18px}

/* iOS / 微信里输入框小于 16px 时，聚焦会自动放大页面，导致右侧被截断 */
@media (max-width:640px){input,select,textarea{font-size:16px}}
html,body{overflow-x:hidden}