:root{
  --ink:#071b34;
  --ink-soft:#173a5e;
  --navy:#08284a;
  --navy-2:#0c3d6d;
  --red:#c70f2e;
  --red-deep:#8f0b22;
  --gold:#d9aa4e;
  --paper:#f7f2e8;
  --paper-2:#fffaf0;
  --line:rgba(8,40,74,.14);
  --shadow:0 28px 80px rgba(7,27,52,.18);
}
*{box-sizing:border-box;margin:0;padding:0}
html{min-height:100%}
body{
  min-height:100vh;
  color:var(--ink);
  font-family:"Noto Serif TC","Songti TC","Microsoft JhengHei","Microsoft YaHei",serif;
  background:
    radial-gradient(circle at 13% 18%, rgba(199,15,46,.16), transparent 28%),
    radial-gradient(circle at 86% 12%, rgba(217,170,78,.18), transparent 24%),
    linear-gradient(118deg, #f9f1e2 0%, #fffaf0 44%, #edf4f8 100%);
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:-16vmax;
  z-index:-2;
  background:
    repeating-linear-gradient(122deg, rgba(8,40,74,.045) 0 1px, transparent 1px 18px),
    repeating-linear-gradient(58deg, rgba(199,15,46,.04) 0 1px, transparent 1px 22px);
  transform:rotate(-2deg);
  pointer-events:none;
}
body::after{
  content:"東亞銀行";
  position:fixed;
  right:-.12em;
  bottom:-.18em;
  z-index:-1;
  color:rgba(8,40,74,.045);
  font-size:clamp(92px,22vw,310px);
  font-weight:900;
  line-height:1;
  letter-spacing:-.12em;
  writing-mode:vertical-rl;
  pointer-events:none;
}
.container{width:min(1120px,92%);margin:0 auto}
.hero{
  position:relative;
  min-height:calc(100vh - 74px);
  display:flex;
  align-items:center;
  padding:42px 0 38px;
}
.hero::before{
  content:"";
  position:absolute;
  left:max(20px,5vw);
  top:44px;
  width:84px;
  height:84px;
  border:1px solid rgba(199,15,46,.24);
  border-radius:50%;
  box-shadow:0 0 0 16px rgba(217,170,78,.06), inset 0 0 0 18px rgba(8,40,74,.045);
}
.hero-inner{
  display:grid;
  grid-template-columns:minmax(300px,.92fr) minmax(360px,1.08fr);
  gap:54px;
  align-items:center;
}
.visual-card{
  position:relative;
  isolation:isolate;
  padding:18px;
  border-radius:34px;
  background:linear-gradient(145deg, rgba(255,255,255,.88), rgba(255,250,240,.62));
  border:1px solid rgba(8,40,74,.16);
  box-shadow:var(--shadow);
}
.visual-card::before{
  content:"";
  position:absolute;
  inset:13px;
  z-index:-1;
  border-radius:28px;
  background:
    linear-gradient(90deg, transparent 49%, rgba(217,170,78,.35) 49% 51%, transparent 51%),
    linear-gradient(180deg, rgba(8,40,74,.1), transparent 42%);
  transform:rotate(-2.5deg);
}
.visual-card::after{
  content:"HK CREDIT";
  position:absolute;
  left:30px;
  bottom:29px;
  z-index:2;
  padding:7px 11px 6px;
  border-radius:999px;
  color:#fff;
  background:linear-gradient(90deg,var(--navy),var(--red));
  font-family:"Inter","Arial",sans-serif;
  font-size:11px;
  font-weight:800;
  letter-spacing:.18em;
  box-shadow:0 12px 30px rgba(7,27,52,.24);
}
.hero-logo{
  width:100%;
  display:block;
  border-radius:25px;
  box-shadow:0 18px 48px rgba(7,27,52,.16);
}
.hero-inner>div:last-child{
  position:relative;
  padding:8px 0;
}
.hero-title{
  position:relative;
  width:max-content;
  max-width:100%;
  margin-bottom:18px;
  color:var(--navy);
  font-size:clamp(48px,7vw,86px);
  line-height:.96;
  font-weight:900;
  letter-spacing:-.08em;
  text-shadow:0 1px 0 #fff;
}
.hero-title::after{
  content:"";
  position:absolute;
  left:.04em;
  right:.12em;
  bottom:-9px;
  height:8px;
  background:linear-gradient(90deg,var(--red),var(--gold));
  border-radius:999px;
}
.hero-sub{
  max-width:640px;
  margin:0 0 28px;
  color:var(--red-deep);
  font-size:clamp(18px,2vw,24px);
  line-height:1.55;
  font-weight:700;
  letter-spacing:.08em;
}
.cards{
  display:grid;
  gap:14px;
  margin-bottom:30px;
  counter-reset:feature;
}
.card{
  position:relative;
  display:grid;
  grid-template-columns:64px 1fr;
  gap:2px 18px;
  min-height:96px;
  padding:20px 22px 19px;
  border:1px solid var(--line);
  border-radius:22px;
  background:rgba(255,255,255,.64);
  box-shadow:0 10px 30px rgba(7,27,52,.08);
  backdrop-filter:blur(12px);
  overflow:hidden;
}
.card::before{
  counter-increment:feature;
  content:"0" counter(feature);
  grid-row:1 / span 2;
  align-self:center;
  color:rgba(8,40,74,.18);
  font-family:Georgia,"Times New Roman",serif;
  font-size:38px;
  font-weight:900;
  letter-spacing:-.08em;
}
.card::after{
  content:"";
  position:absolute;
  top:0;
  bottom:0;
  left:0;
  width:6px;
  background:linear-gradient(180deg,var(--navy),var(--red));
}
.card h3{
  color:var(--navy);
  font-size:19px;
  line-height:1.25;
  font-weight:900;
  letter-spacing:.04em;
}
.card p{
  color:var(--ink-soft);
  font-family:"Microsoft JhengHei","Microsoft YaHei",sans-serif;
  font-size:15px;
  line-height:1.72;
}
.download-btn{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:238px;
  padding:17px 34px 18px;
  border-radius:18px;
  color:#fff;
  background:
    linear-gradient(135deg, var(--red) 0%, #e13b2d 46%, var(--navy) 100%);
  text-decoration:none;
  font-family:"Microsoft JhengHei","Microsoft YaHei",sans-serif;
  font-size:22px;
  font-weight:900;
  letter-spacing:.06em;
  box-shadow:0 18px 42px rgba(199,15,46,.28), inset 0 1px 0 rgba(255,255,255,.28);
  transition:transform .22s ease, box-shadow .22s ease, filter .22s ease;
}
.download-btn::after{
  content:"→";
  margin-left:12px;
  font-size:24px;
  transition:transform .22s ease;
}
.download-btn:hover{transform:translateY(-2px);box-shadow:0 24px 52px rgba(199,15,46,.34), inset 0 1px 0 rgba(255,255,255,.28)}
.download-btn:hover::after{transform:translateX(4px)}
.download-btn:focus-visible{outline:3px solid rgba(217,170,78,.72);outline-offset:4px}
.download-btn.disabled{opacity:.5;cursor:not-allowed;pointer-events:none;filter:grayscale(.3)}
.download-hint{margin-top:12px;color:var(--ink-soft)}
.download-status{
  min-height:20px;
  margin-top:10px;
  color:rgba(7,27,52,.58);
  font-family:"Microsoft JhengHei","Microsoft YaHei",sans-serif;
  font-size:14px;
}
.download-status.warn{color:var(--red-deep)}
.download-status.ok{color:var(--navy-2)}
.footer{
  position:relative;
  padding:18px 0 26px;
  color:var(--ink-soft);
}
.footer-note{
  display:flex;
  align-items:center;
  gap:12px;
  font-family:"Microsoft JhengHei","Microsoft YaHei",sans-serif;
  font-size:15px;
  font-weight:700;
  letter-spacing:.18em;
}
.footer-note::before{
  content:"";
  width:42px;
  height:2px;
  background:linear-gradient(90deg,var(--red),var(--gold));
}
@media (prefers-reduced-motion:no-preference){
  .visual-card{animation:cardIn .7s cubic-bezier(.2,.8,.2,1) both}
  .hero-inner>div:last-child{animation:copyIn .75s cubic-bezier(.2,.8,.2,1) .08s both}
  @keyframes cardIn{from{opacity:0;transform:translateY(18px) rotate(-1deg)}to{opacity:1;transform:none}}
  @keyframes copyIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
}
@media (max-width:900px){
  body::after{font-size:34vw;opacity:.7}
  .hero{min-height:auto;padding:24px 0 24px}
  .hero::before{display:none}
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .visual-card{max-width:560px;margin:0 auto}
  .card{grid-template-columns:52px 1fr;padding:18px 18px 17px}
  .card::before{font-size:31px}
  .download-btn{width:100%}
  .footer-note{justify-content:center;text-align:center;letter-spacing:.08em}
}
@media (max-width:520px){
  .container{width:min(100% - 28px,1120px)}
  .hero-title{font-size:46px;letter-spacing:-.07em}
  .hero-sub{font-size:17px;letter-spacing:.04em}
  .visual-card{padding:10px;border-radius:24px}
  .visual-card::before{inset:8px;border-radius:20px}
  .visual-card::after{left:18px;bottom:18px;font-size:10px}
  .hero-logo{border-radius:18px}
  .card{grid-template-columns:1fr;gap:7px;min-height:auto}
  .card::before{grid-row:auto;align-self:auto;font-size:24px;letter-spacing:0}
  .card p{font-size:14px}
}