/* ─── Sungai Berang Kayak Orienteering — Event Branding ─── */

:root {
  --bg: #060a06;
  --surface: #0e130e;
  --card-bg: #111711;
  --border: #1c261c;
  --ink: #e5ece5;
  --muted: #728472;
  --accent: #22c55e;
  --accent-dark: #16a34a;
  --accent-glow: rgba(34,197,94,.12);
  --blue: #2196d4;
  --blue-glow: rgba(33,150,212,.1);
  --blue-dark: #1976b2;
  --danger: #ef4444;
  --ok: #22c55e;
  --radius: 16px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
}

*{box-sizing:border-box;margin:0}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  min-height:100vh;
  background-image:
    radial-gradient(ellipse at 50% 0%, rgba(34,197,94,.06), transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(33,150,212,.04), transparent 40%);
  line-height:1.6;
}

/* ─── Topbar ─── */
.topbar{
  background:var(--surface);
  border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:100;
  backdrop-filter:blur(12px);
}
.topbar-inner{
  max-width:800px;
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:12px;
  padding:12px 20px;
}
.topbar-icon{font-size:22px}
.topbar-title{font-weight:700;font-size:15px;letter-spacing:-.02em;flex:1}
.topbar-right{display:flex;align-items:center;gap:10px}
.topbar-link{text-decoration:none;color:var(--muted);font-size:12px}
.topbar-badge{
  font-size:11px;padding:6px 12px;
  border-radius:999px;
  background:var(--accent-glow);
  color:var(--accent);
  font-weight:700;
  white-space:nowrap;
}
.topbar-badge.ready{background:rgba(34,197,94,.12);color:var(--accent)}
.topbar-badge.error{background:rgba(239,68,68,.12);color:var(--danger)}

/* ─── Shell ─── */
.shell{
  max-width:800px;
  margin:0 auto;
  padding:0 20px 32px;
}

/* ─── Hero ─── */
.hero{text-align:center;padding:40px 0 32px}
.hero-brand{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:8px}
.sfxtreme-logo{
  font-family:var(--font-display);
  font-size:20px;
  font-weight:800;
  color:var(--ink);
  letter-spacing:.04em;
}
.sfxtreme-logo .xtreme{color:var(--accent)}
.hero-divider{color:var(--muted);font-size:14px}
.hero-sub-brand{font-size:12px;color:var(--muted);font-weight:600;letter-spacing:.06em;text-transform:uppercase}

h1{
  font-family:var(--font-display);
  font-size:clamp(32px,7vw,56px);
  font-weight:800;
  line-height:1.05;
  letter-spacing:-.04em;
  margin-bottom:6px;
  color:#f0faf0;
}
.subtitle{
  font-size:clamp(14px,3vw,22px);
  color:var(--accent);
  font-weight:700;
  letter-spacing:.05em;
  margin-bottom:20px;
  text-transform:uppercase;
}
.hero-meta{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:24px}
.meta-pill{
  background:var(--accent-glow);
  color:var(--accent);
  font-size:12px;
  font-weight:700;
  padding:6px 14px;
  border-radius:999px;
}
.lead{color:var(--muted);font-size:15px;max-width:480px;margin:16px auto 0}

/* ─── Jersey Image ─── */
.hero-jersey{margin-bottom:24px}
.jersey-img{
  max-width:440px;
  width:100%;
  height:auto;
  border-radius:12px;
  border:1px solid var(--border);
  box-shadow:0 8px 32px rgba(0,0,0,.4);
}

/* ─── Organiser Bar ─── */
.org-bar{
  display:flex;
  justify-content:center;
  align-items:center;
  gap:24px;
  margin-bottom:8px;
}
.org-item{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:6px;
}
.org-label{
  font-size:10px;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.1em;
  color:var(--muted);
}
.org-logo{
  width:60px;
  height:auto;
  border-radius:8px;
  border:1px solid var(--border);
  background:var(--surface);
  padding:4px;
}
.org-name{
  font-size:12px;
  font-weight:700;
  color:var(--accent);
  letter-spacing:.08em;
}

/* ─── Card ─── */
.card{
  background:var(--card-bg);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px;
  margin-bottom:24px;
}
.card-head{border-bottom:1px solid var(--border);padding-bottom:16px;margin-bottom:24px}
.card-head h2{font-family:var(--font-display);font-size:22px;font-weight:700}

/* ─── Sections ─── */
.form-section{margin-bottom:28px}
.form-section--last{margin-bottom:12px}
.section-title{
  font-size:13px;
  font-weight:700;
  color:var(--accent);
  letter-spacing:.04em;
  text-transform:uppercase;
  margin-bottom:16px;
  padding-bottom:8px;
  border-bottom:1px solid var(--border);
}

/* ─── Fields ─── */
.field{display:grid;gap:6px;margin-bottom:12px}
.field-label{font-size:12px;font-weight:700;color:var(--muted)}
.req{color:var(--accent)}
.field-input{
  width:100%;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:10px;
  color:var(--ink);
  padding:13px 14px;
  font:inherit;
  font-size:14px;
  outline:none;
  transition:.12s border,.12s box-shadow;
}
.field-input:focus{
  border-color:var(--accent);
  box-shadow:0 0 0 3px var(--accent-glow);
}
.field-input::placeholder{color:var(--muted);opacity:.5}
select.field-input{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23728472' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* ─── Size Chart ─── */
.size-chart summary{cursor:pointer;font-size:13px;color:var(--accent);font-weight:600;margin-bottom:8px;user-select:none}
.size-chart-grid{display:flex;flex-wrap:wrap;gap:4px}
.size-chart-grid span{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:6px;
  padding:4px 10px;
  font-size:11px;
  font-weight:700;
  color:var(--muted);
}

/* ─── Radio Cards ─── */
.radio-group{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.radio-card{display:block;cursor:pointer}
.radio-card input{position:absolute;opacity:0}
.radio-card-body{
  display:grid;
  gap:4px;
  padding:16px;
  border:2px solid var(--border);
  border-radius:12px;
  transition:.12s border,.12s background;
  background:var(--surface);
}
.radio-card input:checked + .radio-card-body{
  border-color:var(--accent);
  background:rgba(34,197,94,.06);
}
.radio-card-body strong{font-size:14px;color:var(--ink)}
.price{font-size:18px;font-weight:900;color:var(--accent);font-family:var(--font-display)}
.hint{font-size:11px;color:var(--muted)}

/* ─── Checkbox ─── */
.checkbox-field{display:flex;gap:12px;align-items:flex-start;cursor:pointer;margin-bottom:12px}
.checkbox-field input[type="checkbox"]{
  flex-shrink:0;
  width:20px;height:20px;margin-top:2px;
  accent-color:var(--accent);
}
.check-label{font-size:13px;color:var(--muted);line-height:1.55}

/* ─── Summary ─── */
.summary{
  display:flex;
  justify-content:space-between;
  align-items:center;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:12px;
  padding:16px;
  margin-bottom:12px;
}
.summary-label{font-size:14px;color:var(--muted);font-weight:500}
.summary-amount{font-family:var(--font-display);font-size:24px;color:var(--accent);font-weight:700}
.summary-final{padding:20px;margin-bottom:16px;margin-top:16px}
.summary-final .summary-amount{font-size:28px}
.summary-final .summary-label{font-size:16px;font-weight:600}

/* ─── Payment Methods ─── */
.payment-methods{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.pm-badge{
  font-size:10px;
  padding:6px 12px;
  border-radius:999px;
  background:var(--surface);
  border:1px solid var(--border);
  font-weight:700;
  color:var(--muted);
}
.pm-badge.active{background:rgba(34,197,94,.1);color:var(--accent);border-color:rgba(34,197,94,.3)}

/* ─── Submit ─── */
.submit-section{margin-top:24px}
.submit-btn{
  width:100%;
  border:0;
  border-radius:12px;
  background:linear-gradient(135deg,var(--accent),var(--accent-dark));
  color:#000;
  font-weight:900;
  padding:16px;
  font-size:16px;
  font-family:var(--font);
  cursor:pointer;
  transition:.12s opacity,.12s transform;
  box-shadow:0 8px 24px var(--accent-glow);
}
.submit-btn:hover{opacity:.92;transform:translateY(-1px)}
.submit-btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn-label{letter-spacing:.02em}
.fineprint{font-size:11px;color:var(--muted);text-align:center;margin-top:10px}
.payment-hint{font-size:13px;color:var(--muted);margin-bottom:12px;line-height:1.5}

/* ─── Messages ─── */
.message{
  border-radius:12px;
  padding:14px 16px;
  font-size:13px;
  line-height:1.45;
  margin-top:16px;
}
.message.error{
  background:rgba(239,68,68,.08);
  color:var(--danger);
  border:1px solid rgba(239,68,68,.2);
}
.message.ok{background:rgba(34,197,94,.08);color:var(--accent);border:1px solid rgba(34,197,94,.2)}

/* ─── Sponsors ─── */
.sponsors{
  margin-bottom:24px;
  padding:24px;
  background:var(--card-bg);
  border:1px solid var(--border);
  border-radius:var(--radius);
}
.sponsor-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
  margin-top:16px;
}
.sponsor-item{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
  padding:16px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:10px;
}
.sponsor-placeholder{
  width:48px;height:48px;
  background:var(--border);
  border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-size:10px;color:var(--muted);
}
.sponsor-name{
  font-size:11px;
  font-weight:700;
  color:var(--muted);
  letter-spacing:.03em;
}

/* ─── Footer ─── */
.footer{
  padding:32px 20px;
  border-top:1px solid var(--border);
  margin-top:16px;
}
.footer-inner{
  max-width:800px;
  margin:0 auto;
  text-align:center;
  display:grid;
  gap:6px;
}
.footer-brand{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  font-weight:600;
}
.footer-divider{color:var(--border)}
.footer-text{font-size:12px;color:var(--muted)}
.footer-credit{font-size:11px;color:var(--muted);opacity:.6}

/* ─── Responsive ─── */
@media (max-width:650px){
  .shell{padding:0 12px 24px}
  .card{padding:20px}
  .grid-2{grid-template-columns:1fr}
  .radio-group{grid-template-columns:1fr}
  .sponsor-grid{grid-template-columns:repeat(2,1fr)}
  .hero{padding:24px 0}
  .jersey-img{max-width:100%}
}
@media (max-width:480px){
  h1{font-size:28px}
  .subtitle{font-size:13px}
  .sfxtreme-logo{font-size:16px}
  .card-head h2{font-size:18px}
  .summary-amount{font-size:20px}
  .summary-final .summary-amount{font-size:24px}
  .sponsor-grid{grid-template-columns:1fr 1fr;gap:10px}
}