/* 巨匠 × 鉅流｜幣商專用系統 —— 單頁式官網 */
:root{
  --bg:#ffffff;
  --bg-2:#f5f6fa;
  --panel:#ffffff;
  --panel-2:#fbfcfe;
  --line:#e3e7ef;
  --line-2:#d5dae5;
  --text:#16203a;
  --muted:#5b6577;
  --gold:#b8862c;
  --gold-2:#8a6414;
  --gold-br:#e8b84b;
  --band:#fdf1a8;
  --band-2:#fef9dd;
  --cyan:#2f7fa6;
  --ok:#1f9d6b;
  --radius:14px;
  --max:1160px;
  --font:"Noto Sans TC",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang TC","Microsoft JhengHei",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);font-family:var(--font);
  line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
}
.nav-in{display:flex;align-items:center;gap:26px;height:66px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.04em}
.brand-mark{
  width:30px;height:30px;border-radius:8px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--gold-br),#a97c22);
  display:grid;place-items:center;color:#ffffff;font-size:15px;font-weight:900;
}
.brand-sub{color:var(--muted);font-size:12px;font-weight:500;letter-spacing:.02em}
.nav-links{display:flex;gap:24px;margin-left:auto;font-size:15px}
.nav-links a{color:var(--muted);transition:color .2s}
.nav-links a:hover{color:var(--gold-2)}
.nav-cta{
  padding:9px 18px;border-radius:999px;font-size:14px;font-weight:700;
  background:linear-gradient(135deg,#2b3a7a,#16203a);color:#fff;white-space:nowrap;
}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;color:var(--text);font-size:24px;cursor:pointer;padding:4px 8px}

/* ---------- Hero ---------- */
.hero{position:relative;padding:96px 0 84px;overflow:hidden;
  background:linear-gradient(168deg,var(--band) 0%,var(--band-2) 46%,var(--bg) 92%);}
.hero::before{
  content:"";position:absolute;inset:-30% -10% auto -10%;height:640px;
  background:radial-gradient(60% 60% at 50% 0%,rgba(184,134,44,.14),transparent 70%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.45;
  background-image:linear-gradient(rgba(22,32,58,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(22,32,58,.07) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(70% 55% at 50% 25%,#000,transparent 75%);
  mask-image:radial-gradient(70% 55% at 50% 25%,#000,transparent 75%);
}
.hero-in{position:relative;z-index:1;max-width:820px}
.pill{
  display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:999px;
  border:1px solid rgba(184,134,44,.5);background:rgba(255,255,255,.75);
  color:var(--gold-2);font-size:14px;font-weight:700;margin-bottom:24px;
}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);animation:blink 1.8s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}
h1{
  font-size:clamp(38px,6.4vw,66px);line-height:1.18;margin:0 0 20px;font-weight:900;letter-spacing:-.01em;
}
h1 .gd{background:linear-gradient(120deg,#c98a12,#a06d10 60%,#7a4f0c);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(16px,2.1vw,20px);color:var(--muted);margin:0 0 34px;max-width:640px}
.lead strong{color:var(--text);font-weight:700}
.btns{display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:14px 28px;border-radius:999px;
  font-weight:800;font-size:16px;transition:transform .18s,box-shadow .18s;border:1px solid transparent;
}
.btn:hover{transform:translateY(-2px)}
.btn-main{background:linear-gradient(135deg,#2b3a7a,#16203a);color:#fff;box-shadow:0 10px 26px rgba(22,32,58,.22)}
.btn-ghost{border-color:var(--line-2);color:var(--text);background:#fff}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-2)}

/* ---------- 身分列 ---------- */
.idbar{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-2)}
.idbar-in{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line)}
.idbar-cell{background:var(--bg-2);padding:26px 24px}
.idbar-k{font-size:12px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase;margin-bottom:6px}
.idbar-v{font-size:19px;font-weight:800}
.idbar-v small{display:block;font-size:13px;font-weight:500;color:var(--muted);margin-top:3px;letter-spacing:0}

/* ---------- Section ---------- */
section{padding:88px 0;scroll-margin-top:70px}
.sec-head{max-width:720px;margin-bottom:48px}
.eyebrow{
  display:inline-block;font-size:12.5px;letter-spacing:.22em;color:var(--gold-2);
  font-weight:800;margin-bottom:14px;text-transform:uppercase;
}
h2{font-size:clamp(28px,4vw,42px);line-height:1.28;margin:0 0 16px;font-weight:900;letter-spacing:-.01em}
.sec-head p{color:var(--muted);font-size:17px;margin:0}

/* ---------- 痛點 ---------- */
.pains{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pain{
  padding:28px 26px;border-radius:var(--radius);border:1px solid var(--line);
  background:var(--panel);box-shadow:0 1px 2px rgba(22,32,58,.05);
}
.pain h3{margin:0 0 10px;font-size:18px;font-weight:800}
.pain p{margin:0;color:var(--muted);font-size:15px}
.pain .x{color:#d63a3f;font-weight:900;margin-right:6px}

/* ---------- 功能 ---------- */
.feats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feat{
  padding:28px 24px;border-radius:var(--radius);border:1px solid var(--line);
  background:var(--panel);box-shadow:0 1px 2px rgba(22,32,58,.05);
  transition:border-color .22s,transform .22s,box-shadow .22s;position:relative;overflow:hidden;
}
.feat:hover{border-color:rgba(184,134,44,.55);transform:translateY(-4px);box-shadow:0 14px 30px rgba(22,32,58,.09)}
.feat .ic{
  width:42px;height:42px;border-radius:11px;display:grid;place-items:center;font-size:20px;
  background:rgba(184,134,44,.12);border:1px solid rgba(184,134,44,.3);margin-bottom:16px;
}
.feat h3{margin:0 0 9px;font-size:17px;font-weight:800}
.feat p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.7}
.feat .tags{margin-top:14px;display:flex;flex-wrap:wrap;gap:6px}
.feat .tags span{font-size:11.5px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:3px 9px}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:step}
.step{
  position:relative;padding:26px 22px;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--panel);box-shadow:0 1px 2px rgba(22,32,58,.05);
}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-size:13px;font-weight:900;color:var(--gold-2);letter-spacing:.1em;display:block;margin-bottom:12px;
}
.step h3{margin:0 0 8px;font-size:16.5px;font-weight:800}
.step p{margin:0;color:var(--muted);font-size:14.5px}

/* ---------- 合作夥伴 ---------- */
.partner{
  display:grid;grid-template-columns:1.1fr 1fr;gap:0;border:1px solid var(--line);
  border-radius:18px;overflow:hidden;background:var(--panel);box-shadow:0 6px 24px rgba(22,32,58,.07);
}
.partner-l{padding:44px 42px}
.partner-l .tag{
  display:inline-block;font-size:12px;letter-spacing:.14em;color:var(--ok);font-weight:800;
  border:1px solid rgba(31,157,107,.4);background:rgba(31,157,107,.1);padding:5px 12px;border-radius:999px;margin-bottom:18px;
}
.partner-l h3{font-size:30px;margin:0 0 14px;font-weight:900}
.partner-l p{color:var(--muted);margin:0 0 22px;font-size:15.5px}
.partner-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.pstat{border:1px solid var(--line);border-radius:11px;padding:16px 18px;background:var(--bg-2)}
.pstat b{display:block;font-size:15px;color:var(--gold-2);font-weight:800;margin-bottom:2px}
.pstat span{font-size:13.5px;color:var(--muted)}
.partner-r{
  padding:38px;background:linear-gradient(150deg,#f7f9fc,#eef2f8);border-left:1px solid var(--line);
  display:flex;flex-direction:column;justify-content:center;gap:12px;
}
.chk{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:var(--text)}
.chk i{
  flex:0 0 auto;width:20px;height:20px;border-radius:50%;background:rgba(31,157,107,.14);
  border:1px solid rgba(31,157,107,.45);color:var(--ok);display:grid;place-items:center;
  font-size:11px;font-style:normal;font-weight:900;margin-top:3px;
}

/* ---------- 方案 ---------- */
.offer{
  position:relative;border-radius:20px;padding:56px 48px;overflow:hidden;
  border:1px solid rgba(184,134,44,.45);
  background:linear-gradient(150deg,var(--band-2) 0%,#fffdf5 55%,var(--panel) 100%);
  box-shadow:0 8px 30px rgba(22,32,58,.07);
}
.offer-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;position:relative;z-index:1}
.offer h2{margin:0 0 14px}
.offer p{color:var(--muted);margin:0 0 22px;font-size:16px}
.offer ul{list-style:none;padding:0;margin:0 0 6px}
.offer ul li{padding:9px 0 9px 28px;position:relative;color:var(--muted);font-size:15.5px;border-bottom:1px dashed var(--line)}
.offer ul li:last-child{border-bottom:0}
.offer ul li::before{content:"✓";position:absolute;left:0;color:var(--gold-2);font-weight:900}
.offer-box{border:1px solid var(--line);border-radius:16px;padding:32px 30px;background:#fff;box-shadow:0 4px 18px rgba(22,32,58,.08);text-align:center}
.offer-num{font-size:70px;line-height:1;font-weight:900;letter-spacing:-.03em;
  background:linear-gradient(120deg,#c98a12,#8a5a12);-webkit-background-clip:text;background-clip:text;color:transparent}
.offer-num sup{font-size:22px;vertical-align:super;margin-left:2px}
.offer-box .cap{color:var(--muted);font-size:14px;margin:10px 0 4px}
.offer-box .big{font-size:24px;font-weight:900;margin-bottom:20px}
.offer-box .note{font-size:12.5px;color:var(--muted);margin-top:14px;line-height:1.6}

/* ---------- 表單 ---------- */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:start}
.contact-info h2{margin-bottom:16px}
.contact-info p{color:var(--muted);margin:0 0 26px}
.info-row{display:flex;gap:12px;padding:14px 0;border-top:1px solid var(--line);font-size:15px}
.info-row b{min-width:96px;color:var(--muted);font-weight:600}
form{border:1px solid var(--line);border-radius:16px;padding:32px;background:var(--panel);box-shadow:0 6px 24px rgba(22,32,58,.07)}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;color:var(--muted);margin-bottom:7px;font-weight:600}
.field label .req{color:var(--gold)}
input,select,textarea{
  width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--line-2);
  background:#fff;color:var(--text);font-family:inherit;font-size:15px;transition:border-color .18s,box-shadow .18s;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(184,134,44,.15)}
textarea{resize:vertical;min-height:110px}
.honey{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-msg{margin-top:14px;font-size:14.5px;display:none;padding:12px 14px;border-radius:10px}
.form-msg.ok{display:block;color:#15764f;background:rgba(31,157,107,.1);border:1px solid rgba(31,157,107,.4)}
.form-msg.err{display:block;color:#b32328;background:rgba(214,58,63,.08);border:1px solid rgba(214,58,63,.35)}
button[type=submit]{
  width:100%;padding:15px;border:0;border-radius:999px;cursor:pointer;
  background:linear-gradient(135deg,#2b3a7a,#16203a);color:#fff;font-weight:900;font-size:16px;font-family:inherit;
  transition:transform .18s,opacity .18s;
}
button[type=submit]:hover{transform:translateY(-2px)}
button[type=submit]:disabled{opacity:.55;cursor:not-allowed;transform:none}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--line);background:var(--bg-2);padding:46px 0 34px}
.foot{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap}
.foot-brand{max-width:400px}
.foot-brand p{color:var(--muted);font-size:14.5px;margin:14px 0 0}
.foot-meta{color:var(--muted);font-size:14px;text-align:right}
.foot-meta div{margin-bottom:6px}
.copy{margin-top:30px;padding-top:22px;border-top:1px solid var(--line);color:var(--muted);font-size:13px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ---------- 動畫 ---------- */
.rv{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}

/* ---------- RWD ---------- */
@media (max-width:980px){
  .feats{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .pains{grid-template-columns:1fr}
  .partner{grid-template-columns:1fr}
  .partner-r{border-left:0;border-top:1px solid var(--line)}
  .offer-grid{grid-template-columns:1fr;gap:32px}
  .contact{grid-template-columns:1fr;gap:34px}
  .idbar-in{grid-template-columns:1fr}
}
@media (max-width:720px){
  .nav-links{
    display:none;position:absolute;top:66px;left:0;right:0;flex-direction:column;gap:0;
    background:var(--bg-2);border-bottom:1px solid var(--line);padding:8px 0;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 22px;border-bottom:1px solid var(--line)}
  .nav-toggle{display:block}
  .nav-cta{display:none}
  .hero{padding:64px 0 56px}
  section{padding:62px 0}
  .feats{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .offer{padding:36px 24px}
  .partner-l{padding:32px 24px}
  form{padding:24px 20px}
  .fgrid{grid-template-columns:1fr;gap:0}
  .foot{flex-direction:column}
  .foot-meta{text-align:left}
}