:root{
--ink:#0B1020;--bg:#F4F6FB;--paper:#fff;--line:#E4E8F2;--txt:#171F36;--muted:#5F6B87;
--gold:#B58A4A;--gold2:#E0C389;--goldbg:#FBF6EE;
--shadow:0 1px 2px rgba(11,16,32,.05),0 10px 30px rgba(11,16,32,.06);--r:18px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:82px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--txt);font-size:16px;line-height:1.75;letter-spacing:.01em;
font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
ul,ol,dl,dd{margin:0;padding:0}
.wrap{width:min(1200px,100% - 40px);margin-inline:auto}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;z-index:99;background:#fff;padding:8px 14px;border-radius:8px;outline:2px solid var(--gold)}
h1,h2,h3,strong{letter-spacing:-.01em}
h2{font-size:clamp(24px,3.1vw,33px);margin:0 0 10px;font-weight:680}
h3{font-size:17px;margin:0;font-weight:660}
p{margin:0}
.sub{color:var(--muted);font-size:15px;max-width:780px}
.nav{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid var(--line)}
.navin{display:flex;align-items:center;gap:22px;height:68px}
.brand{display:flex;flex-direction:column;gap:1px;font-weight:800;letter-spacing:-.02em;line-height:1.1}
.logo-cjk{font-size:20px;background:linear-gradient(92deg,var(--ink),#40547F);-webkit-background-clip:text;background-clip:text;color:transparent}
.logo-cjk.lg{font-size:30px;background:linear-gradient(92deg,#E9EDF6,#B9C6E0);-webkit-background-clip:text;background-clip:text;color:transparent}
.logo-sub{font-size:10.5px;letter-spacing:.2em;font-weight:600;color:var(--muted)}
.logo-sub em{font-style:normal;color:var(--gold)}
.grid.guides{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.card.guide h3{margin-bottom:10px;font-size:16.5px}
.card.guide .more{display:inline-block;margin-top:14px;color:#8A6428;font-weight:650;font-size:14px}
.card.guide .more:hover{color:var(--gold);text-decoration:underline}
/* guide article pages */
.gnav{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid var(--line)}
.gnav .wrap{display:flex;align-items:center;gap:16px;height:60px}
.gnav .back{font-size:14px;color:var(--muted);margin-left:auto}
.gnav .back:hover{color:var(--gold)}
.ghero{background:linear-gradient(160deg,#0B1223,#1A2748 62%,#243657);color:#EFF2FA;padding:clamp(44px,6vw,72px) 0}
.ghero .kicker{margin-bottom:14px}
.ghero h1{font-size:clamp(24px,4vw,38px);line-height:1.32;font-weight:700;margin:0;max-width:860px}
.ghero .gmeta{margin-top:16px;font-size:13px;color:#93A0BC}
.gbody{max-width:860px;margin-inline:auto;padding:clamp(40px,5vw,64px) 0 clamp(30px,4vw,48px)}
.gbody h2{font-size:22px;margin:34px 0 12px}
.gbody h2:first-child{margin-top:0}
.gbody p{color:#2A3350;margin:0 0 14px;font-size:16px}
.gbody ul{padding-left:22px;list-style:disc;margin:0 0 14px}
.gbody li{color:#2A3350;margin-bottom:8px;font-size:15.5px}
.gbody strong{color:var(--ink)}
.gcta{margin-top:40px;background:var(--goldbg);border:1px solid #EADCBE;border-radius:var(--r);padding:24px 26px}
.gcta h3{margin-bottom:6px}
.gcta p{color:#6B5A34;font-size:14.5px;margin-bottom:14px}
.gmore{margin-top:34px;border-top:1px solid var(--line);padding-top:24px}
.gmore h3{font-size:15px;color:var(--muted);margin-bottom:12px;letter-spacing:.06em}
.gmore ul{list-style:none;display:grid;gap:8px}
.gmore a{color:var(--ink);font-weight:600;font-size:15px}
.gmore a:hover{color:#8A6428}
.nav nav{margin-left:auto}
.nav ul{display:flex;gap:24px;list-style:none;font-size:14.5px;color:var(--muted)}
.nav ul a{transition:color .15s}.nav ul a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,var(--gold2),var(--gold));
color:#211804;font-weight:660;padding:13px 27px;border-radius:999px;border:0;font-size:15px;cursor:pointer;font-family:inherit;
box-shadow:0 6px 20px rgba(181,138,74,.30);transition:transform .18s,box-shadow .18s}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(181,138,74,.36)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line);box-shadow:none}
.btn.ghost:hover{border-color:var(--gold);color:#8A6428}
.btn.light{background:#fff;color:var(--ink)}
.btn.sm{padding:9px 18px;font-size:14px}
.hero{position:relative;color:#EFF2FA;overflow:hidden;padding:clamp(66px,9vw,112px) 0 clamp(54px,7vw,84px);
background:radial-gradient(1100px 600px at 85% -15%,rgba(224,195,137,.26),transparent 62%),
radial-gradient(800px 500px at 5% 110%,rgba(64,84,127,.55),transparent 60%),
linear-gradient(162deg,#070C19 0%,#101A33 52%,#1B2A4C 100%)}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.2;
background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);
background-size:66px 66px}
.hero .wrap{position:relative}
.kicker{color:var(--gold2);font-size:12.5px;letter-spacing:.24em;text-transform:uppercase;margin-bottom:20px}
.hero h1{font-size:clamp(29px,5.1vw,53px);line-height:1.25;margin:0;font-weight:700}
.hero h1 em{font-style:normal;font-weight:640;background:linear-gradient(94deg,#F6E1B4,#C79C55);-webkit-background-clip:text;background-clip:text;color:transparent}
.lede{max-width:760px;margin-top:22px;color:#B8C3DA;font-size:16.5px}
.cta-row{display:flex;gap:13px;flex-wrap:wrap;margin-top:32px}
.cta-row .btn.ghost{color:#EFF2FA;border-color:rgba(255,255,255,.24)}
.cta-row .btn.ghost:hover{border-color:var(--gold2);color:var(--gold2)}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;margin:46px 0 0;
border:1px solid rgba(255,255,255,.14);border-radius:var(--r);overflow:hidden;background:rgba(255,255,255,.13)}
.kpis>div{background:rgba(8,13,26,.46);padding:19px 21px}
.kpis dt{font-size:12.5px;color:#8FA0C0;letter-spacing:.05em}
.kpis dd{margin-top:6px;font-size:27px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums}
.kpis dd span{font-size:13px;color:#A6B4D2;font-weight:500;margin-left:5px}
.trust{margin-top:26px;font-size:13.5px;color:#8FA0C0}
.trust a{color:var(--gold2);border-bottom:1px solid rgba(224,195,137,.4)}
.sec{padding:clamp(56px,7vw,86px) 0}
.sechead{display:flex;gap:20px;justify-content:space-between;align-items:flex-start;flex-wrap:wrap}
.dl{display:flex;gap:8px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px;margin-top:32px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:var(--shadow);transition:transform .2s,border-color .2s}
.card:hover{transform:translateY(-3px);border-color:#DDCDA8}
.card .idx{font-size:12px;font-weight:800;color:var(--gold);letter-spacing:.14em}
.card h3{margin:11px 0 8px}
.card p{color:var(--muted);font-size:14.5px}
.plans .tag{display:inline-block;background:var(--goldbg);color:#8A6428;border:1px solid #EADCBE;border-radius:999px;padding:3px 12px;font-size:12.5px;margin:12px 0 10px;font-weight:600}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:26px 0 2px}
.chip{background:#fff;border:1px solid var(--line);color:var(--muted);font-size:13px;padding:6px 13px;border-radius:999px;cursor:pointer;font-family:inherit;transition:.16s}
.chip:hover,.chip.on{border-color:var(--gold);color:#8A6428;background:var(--goldbg)}
.filtertip{display:flex;align-items:center;gap:12px;margin-top:24px;font-size:14px;color:var(--muted);flex-wrap:wrap}
.qbox{display:flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:6px 8px 6px 14px}
.filtertip label{font-weight:640;color:var(--txt);white-space:nowrap}
.filtertip input{border:0;background:transparent;padding:8px 4px;font:inherit;font-size:16px;min-width:220px;color:var(--txt);width:100%}
.filtertip input:focus{outline:none}
.qbox:focus-within{outline:2px solid rgba(181,138,74,.32);border-color:var(--gold)}
.clr{border:0;background:#F1F3F9;color:var(--muted);font-size:12.5px;border-radius:9px;padding:6px 11px;cursor:pointer;font-family:inherit}
.clr:hover{color:#8A6428;background:var(--goldbg)}
.sortbtn{border:1px solid var(--line);background:#fff;color:var(--txt);font-size:13.5px;border-radius:999px;padding:8px 16px;cursor:pointer;font-family:inherit;font-weight:600}
.sortbtn:hover{border-color:var(--gold);color:#8A6428}
.cnt{font-variant-numeric:tabular-nums}
.tblh{font-size:21px;margin:34px 0 4px;font-weight:680}
.tbl thead th[data-sort]{cursor:pointer;user-select:none;position:relative;padding-right:30px}
.tbl thead th[data-sort]::after{content:"\2195";position:absolute;right:10px;opacity:.55;font-size:12px}
.tbl thead th.asc::after{content:"\2191";opacity:1;color:var(--gold2)}
.tbl thead th.desc::after{content:"\2193";opacity:1;color:var(--gold2)}
.tblwrap{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);margin-top:16px;overflow:auto;box-shadow:var(--shadow);max-height:74vh}
.tbl{width:100%;border-collapse:collapse;font-size:14.5px;min-width:700px}
.tbl caption{caption-side:top;text-align:left;font-size:13.5px;color:var(--muted);padding:0 0 12px}
.tbl thead th{position:sticky;top:0;z-index:3;background:#101A33;color:#E9EDF6;font-weight:600;text-align:left;padding:13px 16px;white-space:nowrap;font-size:13.5px}
.tbl td{padding:12px 16px;border-bottom:1px solid #EEF1F7;white-space:nowrap;font-variant-numeric:tabular-nums}
.tbl tbody tr:hover td{background:#FBFAF5}
.tbl .grp th{background:#F2F4FA;color:var(--ink);font-weight:700;border-bottom:1px solid var(--line);letter-spacing:.03em}
.tbl .t{color:var(--ink);font-weight:640}
.tbl .ch{font-weight:660}
.tbl .p{text-align:right;color:#96691F;font-weight:700}
.tip{margin-top:14px;font-size:13.5px;color:#7A6231;background:var(--goldbg);border:1px solid #EEDFC0;border-radius:12px;padding:12px 16px}
.mht{margin:42px 0 8px;font-size:19px}
.prose{list-style:none;display:grid;gap:8px}
.prose li{color:var(--muted);font-size:14.5px;padding-left:14px;border-left:2px solid var(--line)}
.prose li:hover{border-left-color:var(--gold)}
.prose strong{color:var(--ink)}
.steps{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;margin-top:32px}
.steps li{display:flex;gap:13px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.steps .dot{flex:none;width:29px;height:29px;border-radius:50%;background:linear-gradient(180deg,var(--gold2),var(--gold));color:#211804;font-weight:800;display:grid;place-items:center;font-size:14px}
.steps h3{margin-bottom:4px;font-size:15.5px}
.steps p{color:var(--muted);font-size:14px}
.qa{background:var(--paper);border:1px solid var(--line);border-radius:14px;margin-top:12px;padding:2px 22px}
.qa summary{cursor:pointer;font-weight:650;padding:15px 30px 15px 0;list-style:none;position:relative}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";position:absolute;right:0;top:11px;color:var(--gold);font-size:21px;font-weight:600}
.qa[open] summary::after{content:"−"}
.qa p{color:var(--muted);font-size:14.5px;padding-bottom:18px}
.contact{color:#EEF1F8;padding:clamp(56px,7vw,82px) 0;
background:linear-gradient(152deg,#0A1123,#1A2748 58%,#243657)}
.contact h2{margin-bottom:12px}
.con-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:start}
.con-info>p{color:#B7C1D8;max-width:600px}
.phone-btn{display:flex;align-items:center;gap:14px;margin:26px 0 18px;padding:16px 22px;border-radius:16px;
background:linear-gradient(150deg,rgba(224,195,137,.16),rgba(224,195,137,.05));border:1px solid rgba(224,195,137,.4);
color:#F6E1B4;transition:.2s}
.phone-btn:hover{transform:translateY(-2px);border-color:var(--gold2);background:rgba(224,195,137,.2)}
.phone-btn svg{flex:none}
.phone-btn b{display:block;font-size:26px;font-weight:700;letter-spacing:.02em;font-variant-numeric:tabular-nums}
.phone-btn i{display:block;font-style:normal;font-size:12.5px;color:#A9B6D2;margin-top:2px}
.wx-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.wx-ico{flex:none;width:38px;height:38px;border-radius:10px;background:#07C160;color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px}
.wx-txt{margin-right:auto}
.wx-txt b{display:block;font-size:19px;font-weight:700;letter-spacing:.04em}
.wx-txt i{display:block;font-style:normal;font-size:12.5px;color:#A9B6D2}
.btn.ghost2{background:transparent;color:#DCE4F5;border:1px solid rgba(255,255,255,.24)}
.btn.ghost2:hover{border-color:var(--gold2);color:var(--gold2)}
.wxtip{min-height:20px;margin-top:10px;font-size:13px;color:var(--gold2)}
/* form */
.con-form{background:#fff;color:var(--txt);border-radius:var(--r);padding:28px;box-shadow:0 20px 50px rgba(4,8,20,.35)}
.con-form h3{font-size:19px;margin-bottom:6px}
.con-form label{display:block;margin-top:16px;font-size:13.5px;font-weight:640;color:var(--ink)}
.con-form input,.con-form textarea{display:block;width:100%;margin-top:7px;border:1px solid var(--line);border-radius:12px;
padding:12px 14px;font:inherit;font-size:16px;color:var(--txt);background:#FBFCFE}
.con-form input:focus,.con-form textarea:focus{outline:2px solid rgba(181,138,74,.32);border-color:var(--gold);background:#fff}
.con-form textarea{resize:vertical;min-height:76px}
.con-form .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.con-form .btn{width:100%;margin-top:20px}
.fmsg{min-height:22px;margin-top:12px;font-size:13.5px;text-align:center}
.fmsg.ok{color:#178A4C}.fmsg.err{color:#C0392B}
.fpriv{margin-top:6px;font-size:12px;color:var(--muted);text-align:center}
@media (max-width:920px){.con-grid{grid-template-columns:1fr;gap:30px}}
.ft{background:#070C19;color:#7C88A6;padding:42px 0 34px;font-size:13px}
.ft-brand{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-bottom:20px}
.logo-en{font-size:11px;letter-spacing:.22em;color:#8E9AB6;font-weight:600}
.logo-url{font-size:12px;color:var(--gold2);letter-spacing:.1em;font-weight:600}
.ft .h{color:#AEBAD2;display:block;margin-bottom:8px}
.disc{max-width:980px;line-height:1.85;color:#8E9AB6}
.disc em{font-style:normal;color:#AEBAD2}
.flinks{display:flex;gap:18px;flex-wrap:wrap;margin:22px 0 16px}
.flinks a:hover{color:var(--gold2)}
.cp{color:#5A6582}
@media (max-width:900px){.nav nav{display:none}.navin{justify-content:space-between}.hero h1 br{display:none}}
 [hidden]{display:none !important}
 button,a,.chip{touch-action:manipulation;-webkit-tap-highlight-color:rgba(181,138,74,.18)}
 @media (max-width:760px){.tbl{font-size:14px;min-width:0}.tblwrap{max-height:none;overflow:visible}
 .filtertip input{min-width:0}
 .chips{max-height:150px;overflow-y:auto;-webkit-overflow-scrolling:touch;align-content:flex-start}
 .qbox{width:100%}.filtertip{gap:10px}
 .tbl thead{display:none}
 .tbl tbody tr{display:grid;grid-template-columns:1fr 1fr;gap:3px 12px;padding:13px 15px;border-bottom:1px solid var(--line)}
 .tbl tbody tr:hover td{background:transparent}
 .tbl td{border:0;padding:2px 0;white-space:normal;display:flex;justify-content:space-between;gap:10px}
 .tbl td::before{content:attr(data-l);color:var(--muted);font-size:12.5px;flex:none}
 .tbl td.p{text-align:right}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn,.card,.chip{transition:none}}
/* mobile call bar */
.mbar{display:none}
@media (max-width:820px){
 .mbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:80;gap:10px;padding:10px 14px calc(10px + env(safe-area-inset-bottom));
 background:rgba(9,14,28,.94);backdrop-filter:blur(12px);border-top:1px solid rgba(255,255,255,.12)}
 .mbar a,.mbar button{flex:1;display:flex;align-items:center;justify-content:center;border-radius:12px;padding:13px 0;font-size:15.5px;font-weight:660;font-family:inherit}
 .mbar .mcall{background:linear-gradient(180deg,var(--gold2),var(--gold));color:#211804}
 .mbar .mwx{background:transparent;border:1px solid rgba(255,255,255,.3);color:#DCE4F5}
 body{padding-bottom:76px}
}
@media print{.nav,.chips,.filtertip,.cta-row,.contact,.mbar{display:none}.tblwrap{overflow:visible;max-height:none}.hero{background:#fff;color:#000}}