/* Gọi Én — trang cửa hàng, bản 1.0. Sinh tự động, đừng sửa tay. */
.ch,.ch *{box-sizing:border-box}
.ch{
  position:relative;isolation:isolate;
  font-family:"Manrope",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  color:#12211F;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
.ch::before{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(700px 440px at 92% 14%, rgba(0,132,126,.12), transparent 62%),
    radial-gradient(620px 480px at 0% 56%, rgba(95,220,196,.13), transparent 60%);
}
.ch h1,.ch h2,.ch h3{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.2}
.ch p{margin:0}
.ch a{text-decoration:none}
.ch-in{max-width:1120px;margin:0 auto;padding:0 20px}

/* ---------- nút ---------- */
.ch-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:50px;padding:0 24px;border-radius:13px;cursor:pointer;white-space:nowrap;
  font:inherit;font-size:15.5px;font-weight:800;color:#3E2D06;
  border:1px solid rgba(120,86,8,.32);
  background:linear-gradient(180deg,#FFC53D 0%,#F0A81C 100%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.55), 0 14px 30px -14px rgba(255,175,20,.60);
  transition:transform .12s ease, filter .18s ease, background .18s ease;
}
.ch-btn:hover{filter:brightness(1.06);color:#3E2D06}
.ch-btn:active{transform:translateY(1px)}
.ch-btn-glass{
  color:#fff;border-color:rgba(255,255,255,.26);filter:none;
  background:linear-gradient(180deg, rgba(255,255,255,.16), rgba(255,255,255,.06));
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.24), 0 14px 30px -18px rgba(0,0,0,.7);
}
.ch-btn-glass:hover{color:#fff;background:linear-gradient(180deg, rgba(255,255,255,.24), rgba(255,255,255,.12))}
.ch-btn-ghost{
  color:#006360;border-color:rgba(0,99,96,.22);filter:none;
  background:linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.70));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9), 0 8px 20px -12px rgba(0,42,40,.28);
}
.ch-btn-ghost:hover{color:#00423F;border-color:#006360;background:linear-gradient(180deg,#fff,rgba(255,255,255,.84))}

/* ---------- tiêu đề khối ---------- */
.ch-h2{font-size:clamp(24px,2.7vw,34px);position:relative;margin-top:18px;max-width:34ch}
.ch-h2::before{
  content:"";position:absolute;top:-18px;left:0;width:46px;height:4px;border-radius:3px;
  background:linear-gradient(90deg,#FFC53D,#F0A81C);
}
.ch-sub{margin-top:16px;font-size:16.5px;line-height:1.72;color:#3C4C4A;max-width:66ch}

/* ---------- HERO ---------- */
.ch-hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(70% 90% at 96% -14%, rgba(255,197,61,.13) 0, transparent 52%),
    radial-gradient(120% 130% at 78% 2%,  rgba(95,220,196,.26) 0, transparent 56%),
    radial-gradient(100% 130% at 4% 100%, rgba(0,132,126,.55) 0, transparent 64%),
    linear-gradient(145deg,#002A28 0%,#006360 56%,#00423F 100%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.16);
}
.ch-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(158deg, rgba(255,255,255,.12) 0%, rgba(255,255,255,0) 44%);
}
.ch-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;pointer-events:none;
  background:linear-gradient(90deg, rgba(255,197,61,0) 12%, rgba(255,197,61,.75) 50%, rgba(255,197,61,0) 88%);
}
.ch-hero-in{position:relative;z-index:1;max-width:960px;margin:0 auto;padding:88px 20px 84px;text-align:center}
.ch-orb{
  position:absolute;left:50%;top:-280px;width:800px;height:800px;margin-left:-400px;border-radius:50%;
  pointer-events:none;z-index:0;border:1px solid rgba(255,255,255,.09);
  background:radial-gradient(circle at 50% 40%, rgba(95,220,196,.13), rgba(255,255,255,.02) 52%, transparent 70%);
}
.ch-eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.20);
  color:#CFF3EA;font-size:12px;font-weight:800;letter-spacing:.11em;text-transform:uppercase;
  padding:7px 16px;border-radius:999px;
}
.ch-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:#5FDCC4;flex:none;
  box-shadow:0 0 0 3px rgba(95,220,196,.24)}
.ch .ch-hero h1{
  margin:32px auto 0;font-size:clamp(29px,4.2vw,46px);color:#fff;max-width:30ch;
  line-height:1.16;text-align:center;text-shadow:0 3px 26px rgba(0,20,19,.34);
}
.ch-hl{
  background:linear-gradient(96deg,#8AEAD8 0%,#5FDCC4 42%,#BFF0DF 72%,#FFD980 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;
  filter:drop-shadow(0 4px 22px rgba(95,220,196,.34));
}
.ch-swash{display:block;margin:18px auto 0;width:min(280px,52%);height:12px;overflow:visible}
.ch .ch-hero-lead{
  margin:30px auto 0;font-size:clamp(15.5px,1.6vw,18px);line-height:1.75;
  color:rgba(255,255,255,.82);max-width:56ch;text-align:center;
}
.ch-hero-lead strong{color:#fff;font-weight:700}
.ch-cta{margin-top:42px;display:flex;flex-wrap:wrap;justify-content:center;gap:13px}

/* ---------- quyền lợi, nền ngọc nhạt ---------- */
.ch-band{
  padding:70px 0 76px;position:relative;
  border-bottom:1px solid rgba(0,99,96,.12);
  background:
    radial-gradient(760px 420px at 94% 0%,  rgba(255,197,61,.12), transparent 60%),
    radial-gradient(680px 460px at 2% 100%, rgba(0,132,126,.12), transparent 60%),
    linear-gradient(180deg,#E9F5F3 0%,#F6FBFA 100%);
}
.ch-list{margin-top:34px;display:grid;gap:0 48px;grid-template-columns:1fr 1fr}
.ch-item{display:flex;gap:15px;align-items:flex-start;padding:22px 0;border-top:1px solid rgba(0,99,96,.12)}
.ch-list > .ch-item:nth-child(1),
.ch-list > .ch-item:nth-child(2){border-top:0;padding-top:0}
.ch-tick{
  flex:none;width:28px;height:28px;border-radius:50%;margin-top:2px;color:#fff;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(180deg,#00847E,#006360);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.34), 0 6px 14px -6px rgba(0,99,96,.6);
}
.ch-item h3{font-size:17.5px;line-height:1.35}
.ch-item p{margin-top:8px;font-size:15px;line-height:1.68;color:#3C4C4A;max-width:46ch}

/* ---------- khối đăng ký, nền trắng ---------- */
.ch-reg{
  position:relative;overflow:hidden;color:#12211F;
  background:
    radial-gradient(680px 380px at 96% 4%, rgba(255,197,61,.10), transparent 62%),
    linear-gradient(180deg,#FFFFFF 0%,#FBFEFD 100%);
}
.ch-reg-in{
  position:relative;z-index:1;max-width:1120px;margin:0 auto;padding:76px 20px 82px;
  display:grid;gap:34px 48px;grid-template-columns:1fr 1.2fr;align-items:center;
}
.ch-reg-left > p{margin-top:16px;font-size:15.5px;line-height:1.72;color:#3C4C4A;max-width:46ch}
.ch-steps{margin-top:26px;display:grid;gap:11px}
.ch-step{
  display:flex;gap:13px;align-items:flex-start;padding:15px 17px;border-radius:14px;
  font-size:14.5px;line-height:1.6;color:#3C4C4A;
  background:linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.66));
  border:1px solid rgba(0,99,96,.14);
  -webkit-backdrop-filter:saturate(170%) blur(14px);backdrop-filter:saturate(170%) blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9), 0 8px 22px -12px rgba(0,42,40,.22);
}
.ch-step b{display:block;color:#12211F;font-size:15px;margin-bottom:3px}
.ch-step .n{
  flex:none;width:24px;height:24px;border-radius:50%;margin-top:2px;
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;
  color:#3E2D06;background:linear-gradient(180deg,#FFC53D,#F0A81C);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.5);
}

/* ---------- form ---------- */
.ch-form{
  padding:28px 28px 30px;border-radius:22px;
  background:linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.74));
  border:1px solid rgba(255,255,255,.8);
  -webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.95), 0 2px 6px rgba(0,42,40,.06), 0 30px 64px -24px rgba(0,42,40,.30);
}
.ch-form h3{font-size:19.5px}
.ch-form > p{margin-top:8px;font-size:14px;line-height:1.6;color:#6C7C7A}
.ch-field{margin-top:15px}
.ch-2col{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.ch-field label{display:block;font-size:13.5px;font-weight:700;color:#12211F;margin-bottom:7px}
.ch-field .hint{font-weight:500;color:#6C7C7A;font-size:12.5px}
.ch-field input,.ch-field select,.ch-field textarea{
  width:100%;border-radius:12px;padding:11px 13px;font:inherit;font-size:15px;
  color:#12211F;outline:0;border:1px solid rgba(0,99,96,.18);
  background:linear-gradient(180deg, rgba(255,255,255,.96), rgba(255,255,255,.80));
  box-shadow:inset 0 1px 2px rgba(0,42,40,.05);
}
.ch-field textarea{min-height:84px;resize:vertical}
.ch-field input::placeholder,.ch-field textarea::placeholder{color:#6C7C7A}
.ch-field select{appearance:none;padding-right:34px;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5l5-5' stroke='%23006360' stroke-width='1.8' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"),
    linear-gradient(180deg, rgba(255,255,255,.96), rgba(255,255,255,.80));
  background-repeat:no-repeat,no-repeat;background-position:right 13px center,0 0}
.ch-field :focus{border-color:#006360;box-shadow:0 0 0 3px rgba(0,99,96,.14)}
.ch-legal{margin-top:15px;font-size:12.5px;line-height:1.55;color:#6C7C7A}
.ch-err{margin-top:12px;font-size:13.5px;font-weight:600;color:#B00020}
.ch-form-foot{margin-top:18px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.ch-done h3{font-size:18.5px}
.ch-done p{margin-top:9px;font-size:14.5px;line-height:1.62;color:#3C4C4A}
.ch-done a{color:#006360;font-weight:600}
.ch-done pre{
  margin-top:14px;padding:14px;border-radius:12px;font-size:13px;line-height:1.55;color:#3C4C4A;
  background:rgba(0,99,96,.06);border:1px solid rgba(0,99,96,.16);
  white-space:pre-wrap;word-break:break-word;max-height:230px;overflow:auto;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}

@media (max-width:900px){
  .ch-list{grid-template-columns:1fr;gap:0}
  .ch-list > .ch-item:nth-child(2){border-top:1px solid rgba(0,99,96,.12);padding-top:22px}
  .ch-reg-in{grid-template-columns:1fr;padding:56px 20px 62px}
}
@media (max-width:700px){
  .ch-hero-in{padding:58px 20px 56px}
  .ch-orb{display:none}
  .ch-cta{margin-top:34px}
  .ch-cta .ch-btn{width:100%}
  .ch-band{padding:50px 0 56px}
  .ch-2col{grid-template-columns:1fr}
}

@supports not ((-webkit-backdrop-filter:blur(2px)) or (backdrop-filter:blur(2px))){
  .ch-form,.ch-step{background:#fff}
}