:root{
  --brand:#2f5d62; --brand2:#3f7a80; --brand-d:#234548; --brand-soft:#e7f1f0;
  --gold:#b8934a; --gold-soft:#f6efe0;
  --bg:#f7f7f5; --card:#ffffff; --ink:#232826; --muted:#6b7573; --line:#e6e8e5;
  --danger:#c0473f; --danger-soft:#fbeceb; --ok:#2f7a4f; --ok-soft:#e9f6ee;
  --radius:16px; --radius-sm:10px;
  --shadow:0 4px 20px rgba(35,40,38,.06), 0 1px 3px rgba(35,40,38,.05);
  font-size:16px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue",Arial,"Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--ink); line-height:1.6; -webkit-font-smoothing:antialiased;
}
a{color:inherit}
img{max-width:100%;display:block}
button{font:inherit}
.wrap{max-width:640px;margin:0 auto;padding:0 18px 100px}

/* -------- top bar -------- */
.topbar{
  display:flex;align-items:center;gap:10px;padding:16px 18px;max-width:640px;margin:0 auto;
}
.topbar .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(150deg,var(--brand2),var(--brand-d));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:17px;flex:none}
.topbar .name{font-weight:700;font-size:16.5px;letter-spacing:.3px}
.topbar .sub{font-size:11.5px;color:var(--muted)}

/* -------- hero -------- */
.hero{padding:6px 0 18px}
.hero h1{font-size:22px;margin:0 0 8px;font-weight:800;letter-spacing:.2px}
.hero p{margin:0;color:var(--muted);font-size:14px}

/* -------- card / step -------- */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:16px}
.step-head{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.step-num{width:26px;height:26px;border-radius:50%;background:var(--brand-soft);color:var(--brand-d);
  font-weight:700;font-size:13px;display:flex;align-items:center;justify-content:center;flex:none}
.step-title{font-weight:700;font-size:15.5px}
.step-hint{font-size:12.5px;color:var(--muted);margin-top:2px}

/* -------- upload -------- */
.uploader{border:1.5px dashed #c9d2cf;border-radius:var(--radius-sm);padding:20px;text-align:center;
  color:var(--muted);cursor:pointer;transition:.15s;background:#fbfcfb}
.uploader:hover{border-color:var(--brand2);background:var(--brand-soft)}
.uploader .ic{font-size:26px;margin-bottom:6px}
.uploader .tip{font-size:12px;margin-top:4px;color:#8b948f}
.thumbs{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.thumb{position:relative;width:72px;height:72px;border-radius:10px;overflow:hidden;background:#eee;border:1px solid var(--line)}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb .del{position:absolute;top:2px;right:2px;width:19px;height:19px;border-radius:50%;background:rgba(20,20,20,.6);
  color:#fff;border:none;font-size:12px;line-height:19px;text-align:center;padding:0;cursor:pointer}
.thumb .prog{position:absolute;inset:0;background:rgba(255,255,255,.75);display:flex;align-items:center;justify-content:center;font-size:11px;color:var(--brand-d)}

/* -------- form -------- */
.field{margin-bottom:14px}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:7px;color:#3a423f}
.field label .req{color:var(--danger);margin-left:2px}
.field .hint{font-size:11.5px;color:var(--muted);margin-top:5px}
.opt-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.opt-grid.cols-2{grid-template-columns:repeat(2,1fr)}
.opt{border:1.5px solid var(--line);border-radius:10px;padding:9px 4px;text-align:center;font-size:13px;
  background:#fff;cursor:pointer;user-select:none;transition:.12s}
.opt.active{border-color:var(--brand2);background:var(--brand-soft);color:var(--brand-d);font-weight:700}
.tag-grid{display:flex;flex-wrap:wrap;gap:8px}
.tag-opt{border:1.5px solid var(--line);border-radius:20px;padding:7px 14px;font-size:12.8px;background:#fff;cursor:pointer;user-select:none}
.tag-opt.active{border-color:var(--gold);background:var(--gold-soft);color:#8a6b28;font-weight:700}
input[type=text],input[type=number],input[type=tel],select,textarea{
  width:100%;border:1.5px solid var(--line);border-radius:10px;padding:11px 12px;font-size:14.5px;
  background:#fff;color:var(--ink);appearance:none;
}
textarea{resize:vertical;min-height:70px}
select{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6'><path d='M0 0l5 6 5-6z' fill='%236b7573'/></svg>");
  background-repeat:no-repeat;background-position:right 12px center;padding-right:30px}

/* -------- buttons -------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;border-radius:12px;
  padding:13px 20px;font-size:15px;font-weight:700;cursor:pointer;transition:.12s;width:100%}
.btn.primary{background:linear-gradient(150deg,var(--brand2),var(--brand-d));color:#fff;box-shadow:0 6px 16px rgba(47,93,98,.28)}
.btn.primary:active{transform:translateY(1px)}
.btn.primary:disabled{opacity:.5;box-shadow:none;cursor:not-allowed}
.btn.ghost{background:#fff;border:1.5px solid var(--line);color:var(--ink)}
.btn.gold{background:linear-gradient(150deg,#cba75c,var(--gold));color:#fff;box-shadow:0 6px 16px rgba(184,147,74,.3)}
.btn.sm{width:auto;padding:8px 14px;font-size:13px;border-radius:9px}
.btn-row{display:flex;gap:10px}
.btn-row .btn{flex:1}

/* -------- bottom bar (fixed action) -------- */
.bottombar{position:fixed;left:0;right:0;bottom:0;background:rgba(247,247,245,.92);backdrop-filter:blur(8px);
  border-top:1px solid var(--line);padding:12px 18px calc(12px + env(safe-area-inset-bottom));z-index:40}
.bottombar .wrap{padding:0;max-width:640px}

/* -------- loading -------- */
.loading-mask{position:fixed;inset:0;background:rgba(247,247,245,.96);display:flex;flex-direction:column;
  align-items:center;justify-content:center;z-index:100;text-align:center;padding:20px}
.spinner{width:44px;height:44px;border-radius:50%;border:3.5px solid var(--brand-soft);border-top-color:var(--brand2);
  animation:spin 0.9s linear infinite;margin-bottom:18px}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-mask .msg{font-size:14.5px;color:var(--brand-d);font-weight:600}
.loading-mask .sub{font-size:12.5px;color:var(--muted);margin-top:6px}

/* -------- result blocks -------- */
.summary-card{background:linear-gradient(150deg,var(--brand2),var(--brand-d));color:#fff;border-radius:var(--radius);
  padding:20px;margin-bottom:16px;box-shadow:var(--shadow)}
.summary-card .row{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:10px;font-size:13px}
.summary-card .row b{font-size:14.5px}
.summary-card .row span{opacity:.78;font-size:11.5px;display:block;margin-bottom:2px}
.section-title{display:flex;align-items:center;gap:8px;margin:22px 0 12px;font-size:16px;font-weight:800}
.section-title .dot{width:8px;height:8px;border-radius:50%;background:var(--brand2)}
.suggest-item{display:flex;gap:12px;background:var(--card);border-radius:var(--radius-sm);padding:14px 15px;
  box-shadow:var(--shadow);margin-bottom:10px}
.suggest-item .badge{flex:none;width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:800}
.badge.吉{background:var(--ok-soft);color:var(--ok)}
.badge.凶{background:var(--danger-soft);color:var(--danger)}
.badge.平{background:var(--gold-soft);color:#8a6b28}
.suggest-item .txt .name{font-weight:700;font-size:13.5px;margin-bottom:4px}
.suggest-item .txt .desc{font-size:13.5px;color:#3f4643;line-height:1.75}
.empty-hint{color:var(--muted);font-size:13px;text-align:center;padding:20px 0}

/* -------- misc -------- */
.disclaimer{font-size:11.5px;color:#9aa19d;line-height:1.7;padding:16px 2px;text-align:center}
.err-text{color:var(--danger);font-size:12.5px;margin-top:6px;min-height:16px}
.price-big{font-size:40px;font-weight:800;color:var(--brand-d)}
.price-big small{font-size:16px;font-weight:600;color:var(--muted);margin-left:4px}
.benefit-list{list-style:none;padding:0;margin:14px 0}
.benefit-list li{display:flex;gap:8px;align-items:flex-start;font-size:13.8px;padding:6px 0;color:#3a423f}
.benefit-list li:before{content:"✓";color:var(--ok);font-weight:800}
.qr-box{width:180px;height:180px;margin:18px auto;border-radius:14px;background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;font-size:44px;color:var(--brand2);border:1.5px solid var(--line)}
.channel-row{display:flex;gap:10px;margin:14px 0}
.channel{flex:1;border:1.5px solid var(--line);border-radius:12px;padding:12px;text-align:center;cursor:pointer;font-size:13.5px}
.channel.active{border-color:var(--brand2);background:var(--brand-soft);font-weight:700}
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%) translateY(20px);background:#232826;color:#fff;
  padding:10px 18px;border-radius:30px;font-size:13px;opacity:0;transition:.2s;z-index:200;pointer-events:none;white-space:nowrap;max-width:88vw;text-overflow:ellipsis;overflow:hidden}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{background:var(--danger)}
.modal-mask{position:fixed;inset:0;background:rgba(20,24,22,.5);display:flex;align-items:flex-end;justify-content:center;z-index:150}
.modal-mask.center{align-items:center;padding:20px}
.modal-sheet{background:#fff;border-radius:18px 18px 0 0;padding:20px 18px calc(20px + env(safe-area-inset-bottom));width:100%;max-width:640px;max-height:80vh;overflow:auto}
.modal-mask.center .modal-sheet{border-radius:16px;max-width:400px}
.modal-sheet h3{margin:0 0 14px;font-size:16px}
.share-link-box{display:flex;gap:8px;align-items:center;background:var(--bg);border-radius:10px;padding:10px 12px;font-size:12.5px;
  color:var(--muted);word-break:break-all;margin:12px 0}
.actions-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:16px}
.actions-grid .a{text-align:center;font-size:11.5px;color:#3a423f;cursor:pointer}
.actions-grid .a .ic{width:46px;height:46px;border-radius:14px;background:var(--brand-soft);color:var(--brand-d);
  display:flex;align-items:center;justify-content:center;font-size:19px;margin:0 auto 6px}
@media (min-width:700px){ body{font-size:16px} .wrap{padding-top:6px} }