:root{
  --bg:#0a0c10;
  --bg2:#0f1218;
  --card:rgba(255,255,255,.045);
  --card-strong:rgba(255,255,255,.06);
  --border:rgba(255,255,255,.11);
  --text:#f4efe3;
  --muted:#c5bcab;
  --gold:#f0c85a;
  --gold2:#bf8d2e;
  --shadow:0 18px 45px rgba(0,0,0,.34);
  --radius:22px;
  --max:1160px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:Arial,Helvetica,sans-serif;
  color:var(--text);
  background:
    radial-gradient(900px 540px at 12% 8%, rgba(240,200,90,.18), transparent 55%),
    radial-gradient(900px 620px at 92% 14%, rgba(240,200,90,.08), transparent 55%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  line-height:1.45;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.site-shell{min-height:100vh}
.wrap{max-width:var(--max);margin:0 auto;padding:0 18px}

.site-header{
  position:sticky; top:0; z-index:20;
  backdrop-filter:blur(10px);
  background:linear-gradient(180deg, rgba(10,12,16,.95), rgba(10,12,16,.62));
  border-bottom:1px solid rgba(255,255,255,.05);
}
.header-inner{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:14px 18px}
.brand-lockup{display:flex;align-items:center;gap:14px;min-width:0}
.brand-mark{
  width:60px;height:60px;border-radius:16px;overflow:hidden;flex:0 0 auto;
  background:linear-gradient(145deg, rgba(240,200,90,.98), rgba(191,141,46,.95));
  border:1px solid rgba(255,255,255,.15);
  box-shadow:var(--shadow);
}
.brand-mark img{width:100%;height:100%;object-fit:cover;background:#101318}
.brand-copy{display:flex;flex-direction:column;min-width:0}
.brand-title{font-weight:900;letter-spacing:.12em;font-size:14px}
.brand-subtitle{color:var(--muted);font-size:12px;margin-top:2px}
.site-nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.site-nav a{padding:10px 12px;border-radius:12px;color:var(--muted);font-size:14px}
.site-nav a:hover{background:rgba(255,255,255,.05);color:var(--text)}

.site-nav a.btn,.site-nav a.btn-primary{color:#120e06;}
.site-nav a.btn:hover,.site-nav a.btn-primary:hover{color:#120e06;}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 15px;border-radius:14px;
  border:1px solid var(--border);font-weight:700;font-size:14px;
  background:rgba(255,255,255,.025);color:var(--text);
}
.btn:hover{background:rgba(255,255,255,.06)}
.btn-primary{
  color:#17130b;
  background:linear-gradient(145deg, var(--gold), var(--gold2));
  border-color:rgba(240,200,90,.35);
}
.btn-small{padding:10px 14px}
.btn-ghost{background:rgba(255,255,255,.025)}

.page-wrap{padding:24px 18px 72px}
.hero{
  position:relative;
  display:grid;grid-template-columns:1.2fr .8fr;gap:18px;
  padding-top:10px;
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background:url('/assets/img/logo.png') left 16% top 12% / min(50vw, 560px) no-repeat;
  opacity:.075;
  pointer-events:none;
  filter:grayscale(.1) contrast(1.1);
}
.card{
  position:relative;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:20px;
}
.hero-main{padding:26px 24px 24px}
.hero-main h1{
  margin:0 0 12px;
  font-size:clamp(2.6rem, 6vw, 4.9rem);
  line-height:.98;
  letter-spacing:-.04em;
  max-width:11ch;
}
.hero-sub{
  margin:0 0 12px;
  font-size:17px;
  color:var(--muted);
  max-width:62ch;
}
.eyebrow{
  display:inline-block;
  margin-bottom:12px;
  color:var(--gold);
  font-size:12px;
  font-weight:800;
  letter-spacing:.13em;
  text-transform:uppercase;
}
.hero-actions,.pill-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.pill{
  border:1px solid var(--border);
  border-radius:999px;
  padding:8px 11px;
  background:rgba(255,255,255,.035);
  color:var(--muted);
  font-size:13px;
}
.hero-note{margin-top:16px;color:var(--muted);font-size:14px}
.hero-side{
  display:grid;gap:18px;
}
.logo-card{
  text-align:center;
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
}
.logo-card img{
  width:min(100%, 430px);
  margin:6px auto 10px;
  filter:drop-shadow(0 18px 34px rgba(0,0,0,.34));
}
.logo-card p{margin:0;color:var(--muted)}
.quick-links{
  display:grid;gap:10px;
}
.quick-links h3,.mini-card h3,.section h2,.content-hero h1{margin:0 0 8px}
.quick-links p,.mini-card p,.section-intro,.content-hero p{margin:0;color:var(--muted)}
.stack-links{display:flex;flex-direction:column;gap:10px;margin-top:4px}
.text-link{font-weight:700;color:var(--gold)}

.section-list{display:grid;gap:18px;margin-top:18px}
.section-title-row{
  display:flex;justify-content:space-between;align-items:flex-end;gap:12px;
  margin-bottom:10px;
}
.section-title-row h2{
  font-size:clamp(1.55rem, 3vw, 2.3rem);
  line-height:1.04;
}
.section-meta{font-size:13px;color:var(--muted)}
.section-intro{font-size:15px;max-width:72ch;margin-bottom:16px}
.card-grid{display:grid;gap:14px}
.card-grid-2{grid-template-columns:repeat(2, minmax(0,1fr))}
.card-grid-3{grid-template-columns:repeat(3, minmax(0,1fr))}
.mini-card{
  background:var(--card-strong);
  border:1px solid var(--border);
  border-radius:18px;
  padding:16px;
}
.content-hero h1{
  font-size:clamp(2rem,4.4vw,3.3rem);
  line-height:1.02;
}
.content-hero p{font-size:16px;max-width:64ch}

.calendar-wrap{
  overflow:hidden;border-radius:18px;border:1px solid var(--border);background:#0a0c10;
}
iframe.calendar{display:block;width:100%;height:780px;border:0;background:#0a0c10}

.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.form-field{display:grid;gap:7px}
.form-field.full{grid-column:1/-1}
label{font-size:13px;font-weight:700;color:var(--text)}
input, select, textarea{
  width:100%;
  border:1px solid var(--border);
  border-radius:14px;
  background:rgba(255,255,255,.035);
  color:var(--text);
  padding:12px 13px;
  font:inherit;
}
textarea{min-height:120px;resize:vertical}
select{color:#17130b;background:#f4efe3;}
select option{color:#17130b;background:#f4efe3;}
select:focus{outline:none;box-shadow:0 0 0 2px rgba(240,200,90,.18);}
.form-note{font-size:14px;color:var(--muted);margin-top:12px}

.site-footer{border-top:1px solid rgba(255,255,255,.06);margin-top:16px}
.footer-inner{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:24px 18px 36px}
.footer-brand{font-weight:900;letter-spacing:.14em;margin-bottom:4px}
.footer-copy{color:var(--muted);font-size:13px;line-height:1.6}
.footer-right{text-align:right}

@media (max-width: 920px){
  .hero,.card-grid-2,.card-grid-3,.form-grid{grid-template-columns:1fr}
  iframe.calendar{height:900px}
}
@media (max-width: 700px){
  .header-inner{align-items:flex-start}
  .site-nav{justify-content:flex-start}
  .footer-right{text-align:left}
}
@media (max-width: 620px){
  .site-nav a:not(.btn){display:none}
  .brand-mark{width:52px;height:52px}
  .hero::before{
    background-position:center 5%;
    background-size:min(88vw, 420px);
    opacity:.08;
  }
  .hero-main{padding:20px 18px}
  .card{padding:18px}
  iframe.calendar{height:960px}
}

.founding-card h3{font-size:clamp(1.45rem, 3vw, 2rem);line-height:1.08;margin:0 0 10px}
.founding-card p{margin:0;color:var(--muted)}

.checkout-layout{display:grid;grid-template-columns:1.18fr .82fr;gap:18px;align-items:start}
.checkout-main{display:grid;gap:18px}
.plan-grid{margin-top:4px}
.plan-card{
  appearance:none;
  width:100%;
  text-align:left;
  cursor:pointer;
  background:var(--card-strong);
  border:1px solid var(--border);
  border-radius:18px;
  padding:16px;
  color:var(--text);
  box-shadow:none;
}
.plan-card:hover{background:rgba(255,255,255,.07)}
.plan-card.is-selected{
  border-color:rgba(240,200,90,.45);
  background:rgba(240,200,90,.08);
  box-shadow:0 0 0 1px rgba(240,200,90,.18) inset;
}
.plan-card h3{margin:0 0 8px;font-size:1.35rem}
.plan-card p{margin:0 0 12px;color:var(--muted);font-size:14px}
.plan-price{display:inline-flex;align-items:center;min-height:32px;font-weight:800;color:var(--gold)}
.checkout-summary{position:sticky;top:98px}
.summary-list{display:grid;gap:12px;margin:16px 0}
.summary-row{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.07)}
.summary-row span{color:var(--muted);font-size:14px}
.summary-row strong{font-size:15px}
.summary-note{color:var(--muted);font-size:14px;line-height:1.55;margin:14px 0 18px}
.checkout-button{width:100%;justify-content:center}
.status-banner{padding-top:20px}
.success-banner{border-color:rgba(86,191,128,.25);background:linear-gradient(180deg, rgba(86,191,128,.12), rgba(8,12,20,.84))}
.error-banner{border-color:rgba(215,84,107,.24);background:linear-gradient(180deg, rgba(215,84,107,.12), rgba(8,12,20,.84))}

@media (max-width: 920px){
  .checkout-layout{grid-template-columns:1fr}
  .checkout-summary{position:static}
}


.summary-help{
  margin-top:14px;
  color:var(--muted);
  font-size:14px;
  line-height:1.55;
}
.summary-help a{
  color:var(--gold);
  font-weight:700;
}
.summary-help a:hover{
  text-decoration:underline;
}