:root{--bg:#f4f5f7;--card:#fff;--text:#1f2329;--muted:#8a919f;--line:#ebedf0;
--accent:#07c160;--accent-dark:#06ad56;--bad:#f5222d}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
body{margin:0;background:var(--bg);color:var(--text);
font:15px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
.page{max-width:560px;margin:0 auto;padding:16px 14px 32px}
.hero{background:linear-gradient(135deg,#07c160,#04a94f);color:#fff;border-radius:16px;
padding:20px 18px;margin-bottom:14px}
.hero h1{margin:0 0 6px;font-size:20px;font-weight:600}
.hero .sub{font-size:13px;opacity:.9}
.card{background:var(--card);border-radius:14px;padding:16px;margin-bottom:14px}
.card h2{font-size:15px;margin:0 0 12px;font-weight:600}
.kv{display:flex;justify-content:space-between;gap:12px;font-size:14px;padding:5px 0}
.kv .k{color:var(--muted);flex:none}
.kv .v{text-align:right;word-break:break-all}
.chip{display:inline-block;padding:2px 9px;border-radius:10px;font-size:12px;
background:#eef0f3;color:var(--muted)}
.chip.on{background:rgba(7,193,96,.12);color:var(--accent-dark)}
.chip.off{background:rgba(245,34,45,.1);color:var(--bad)}
.plans{display:flex;flex-direction:column;gap:10px}
.plan{position:relative;display:block;border:1.5px solid var(--line);border-radius:12px;
padding:13px 14px;cursor:pointer;transition:.15s}
.plan input{position:absolute;opacity:0;pointer-events:none}
.plan .top{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.plan .name{font-weight:600;font-size:15px}
.plan .price{color:var(--accent-dark);font-weight:700;font-size:19px;white-space:nowrap}
.plan .desc{color:var(--muted);font-size:12.5px;margin-top:3px}
.plan.checked{border-color:var(--accent);background:rgba(7,193,96,.06)}
.field{margin-top:14px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
input[type=tel]{width:100%;border:1.5px solid var(--line);border-radius:10px;
padding:12px 14px;font-size:16px;background:#fafbfc;color:var(--text);outline:none}
input[type=tel]:focus{border-color:var(--accent);background:#fff}
.btn{display:block;width:100%;border:0;border-radius:12px;padding:14px;font-size:16px;
font-weight:600;color:#fff;background:var(--accent);margin-top:16px;cursor:pointer;
text-align:center;text-decoration:none}
.btn:active{background:var(--accent-dark)}
.btn.ghost{background:#fff;color:var(--text);border:1.5px solid var(--line)}
.tip{font-size:12.5px;color:var(--muted);margin-top:10px;line-height:1.7}
.msg{background:rgba(245,34,45,.07);border:1px solid rgba(245,34,45,.2);
color:#cf1322;border-radius:10px;padding:10px 12px;font-size:13.5px;margin-bottom:12px}
.result{text-align:center;padding:26px 16px}
.result .icon{width:62px;height:62px;border-radius:50%;background:rgba(7,193,96,.12);
display:flex;align-items:center;justify-content:center;margin:0 auto 14px;
font-size:32px;color:var(--accent)}
.result h1{font-size:20px;margin:0 0 6px}
.result p{color:var(--muted);font-size:13.5px;margin:0}
.wifi{background:#fafbfc;border:1px dashed var(--line);border-radius:12px;
padding:14px;margin-top:14px;text-align:left}
.wifi .row{display:flex;align-items:center;justify-content:space-between;gap:10px;
padding:7px 0}
.wifi .row + .row{border-top:1px solid var(--line)}
.wifi .lbl{color:var(--muted);font-size:13px}
.wifi .val{font-size:17px;font-weight:600;letter-spacing:.5px;word-break:break-all}
.copy{border:1px solid var(--line);background:#fff;color:var(--accent-dark);
border-radius:8px;padding:3px 9px;font-size:12px;cursor:pointer}
.foot{text-align:center;color:#b6bcc6;font-size:12px;margin-top:18px}