/* ─── Variables ──────────────────────────────────────────────────────────── */
:root {
  --primary:    #004b09;
  --primary-lt: #e8f4ea;
  --accent:     #febf24;
  --green:      #16a34a;
  --red:        #f82b1f;
  --amber:      #d97706;
  --gray-50:    #f8fafc;
  --gray-100:   #f1f5f9;
  --gray-200:   #e2e8f0;
  --gray-400:   #94a3b8;
  --gray-600:   #475569;
  --gray-800:   #1e293b;
  --radius:     10px;
  --shadow:     0 1px 3px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.06);
}

/* ─── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--gray-100);
  color: var(--gray-800);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ─── Layout ─────────────────────────────────────────────────────────────── */
.container { max-width: 780px; margin: 0 auto; padding: 0 16px; }
.main-container { padding-top: 28px; padding-bottom: 60px; }

/* ─── Header ─────────────────────────────────────────────────────────────── */
.site-header {
  background: var(--primary);
  color: white;
  padding: 16px 0;
  box-shadow: 0 2px 8px rgba(0,0,0,.3);
  border-bottom: 4px solid var(--accent);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.event-logo { display: flex; align-items: center; gap: 14px; }
.logo-img {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  object-fit: contain;
  background: white;
  padding: 3px;
  flex-shrink: 0;
}
.event-logo h1 { font-size: 1.3rem; font-weight: 800; line-height: 1.2; }
.event-logo p  { font-size: .85rem; opacity: .8; margin-top: 2px; color: var(--accent); }
.event-date { text-align: right; }
.date-label { display: block; font-size: .75rem; opacity: .7; text-transform: uppercase; letter-spacing: .08em; }
.date-value { font-size: 1.05rem; font-weight: 700; color: var(--accent); }

/* ─── Alerts ─────────────────────────────────────────────────────────────── */
.alert {
  border-radius: var(--radius);
  padding: 14px 18px;
  margin-bottom: 20px;
  font-size: .93rem;
}
.alert-error  { background: #fef2f2; border: 1px solid #fca5a5; color: #991b1b; }
.alert ul { margin: 8px 0 0 20px; }
.alert li { margin-bottom: 4px; }

/* ─── Form Sections ──────────────────────────────────────────────────────── */
.form-section {
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  overflow: hidden;
}
.section-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--gray-200);
  background: var(--gray-50);
}
.section-num {
  width: 32px; height: 32px;
  background: var(--accent);
  color: #000000;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .9rem;
  flex-shrink: 0;
}
.section-header h2 { font-size: 1.05rem; font-weight: 700; margin-bottom: 2px; }
.section-header p  { font-size: .85rem; color: var(--gray-600); }

/* Inner padding for section body */
.form-section > .race-cards,
.form-section > .form-grid,
.form-section > .size-grid,
.form-section > .waiver-text,
.form-section > .waiver-check,
.form-section > .size-guide,
.form-section > .field-error {
  padding: 20px 24px;
}

/* ─── Race Cards ─────────────────────────────────────────────────────────── */
.race-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 12px;
}
.race-card { display: block; cursor: pointer; }
.race-card input[type="radio"] { position: absolute; opacity: 0; pointer-events: none; }
.race-card-inner {
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  transition: all .18s;
  height: 100%;
}
.race-card:hover .race-card-inner { border-color: var(--primary); }
.race-card input:checked + .race-card-inner {
  border-color: var(--primary);
  background: var(--primary-lt);
  box-shadow: 0 0 0 3px rgba(0,75,9,.15);
}
.race-card.is-full .race-card-inner { opacity: .45; cursor: not-allowed; }
.race-distance { font-size: 1.8rem; font-weight: 800; color: var(--primary); line-height: 1; }
.race-name     { font-size: .78rem; color: var(--gray-600); margin: 4px 0 8px; }
.race-details  { font-size: .75rem; color: var(--gray-400); display: flex; flex-direction: column; gap: 2px; margin-bottom: 8px; }
.race-price    { font-size: 1rem; font-weight: 700; color: var(--gray-800); }
.race-status   { font-size: .72rem; font-weight: 600; margin-top: 6px; padding: 2px 8px; border-radius: 20px; display: inline-block; }
.race-status.sold-out   { background: #fee2e2; color: var(--red); }
.race-status.low-stock  { background: #fef3c7; color: var(--amber); }
.race-status.available  { background: #dcfce7; color: var(--green); }

/* ─── Form Grid ──────────────────────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group-full { grid-column: 1 / -1; }
label { font-size: .85rem; font-weight: 600; color: var(--gray-800); }
.req { color: var(--red); }

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="url"],
input[type="number"],
input[type="password"],
select,
textarea {
  width: 100%;
  padding: 10px 13px;
  border: 1.5px solid var(--gray-200);
  border-radius: 8px;
  font-family: inherit;
  font-size: .93rem;
  color: var(--gray-800);
  background: white;
  transition: border-color .15s, box-shadow .15s;
  appearance: none;
  -webkit-appearance: none;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,75,9,.12);
}
input::placeholder, textarea::placeholder { color: var(--gray-400); }
textarea { resize: vertical; min-height: 70px; }
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2394a3b8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.field-error { color: var(--red); font-size: .82rem; margin-top: 2px; }

/* ─── Size Grid ──────────────────────────────────────────────────────────── */
.size-grid {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.size-option { cursor: pointer; }
.size-option input { position: absolute; opacity: 0; pointer-events: none; }
.size-label {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px; height: 60px;
  border: 2px solid var(--gray-200);
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-600);
  transition: all .15s;
}
.size-option:hover .size-label { border-color: var(--primary); color: var(--primary); }
.size-option input:checked + .size-label {
  border-color: var(--primary);
  background: var(--primary);
  color: white;
  box-shadow: 0 2px 8px rgba(0,75,9,.3);
}

/* Size guide */
.size-guide { margin: 14px 24px; }
.size-guide summary { cursor: pointer; font-size: .85rem; color: var(--primary); font-weight: 600; user-select: none; }
.size-table { margin-top: 10px; border-collapse: collapse; font-size: .83rem; width: auto; }
.size-table th, .size-table td { padding: 6px 16px; text-align: center; border: 1px solid var(--gray-200); }
.size-table th { background: var(--gray-50); font-weight: 600; }

/* ─── Waiver ─────────────────────────────────────────────────────────────── */
.waiver-text {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 14px 18px;
  font-size: .85rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin: 20px 24px 0;
}
.waiver-text p + p { margin-top: 10px; }
.waiver-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: .88rem;
  font-weight: 500;
}
.waiver-check input { width: 18px; height: 18px; margin-top: 2px; flex-shrink: 0; cursor: pointer; accent-color: var(--primary); }

/* ─── Submit ─────────────────────────────────────────────────────────────── */
.form-submit { text-align: center; padding: 8px 0 4px; }
.submit-summary {
  background: var(--primary-lt);
  color: var(--primary);
  padding: 10px 20px;
  border-radius: 8px;
  font-size: .9rem;
  margin-bottom: 16px;
  display: inline-block;
  border: 1px solid rgba(0,75,9,.2);
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 32px;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 700;
  font-family: inherit;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all .18s;
}
.btn-submit {
  background: var(--primary);
  color: white;
  font-size: 1.1rem;
  padding: 15px 48px;
  box-shadow: 0 4px 14px rgba(0,75,9,.35);
}
.btn-submit:hover { background: #003507; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,75,9,.4); }
.btn-submit:active { transform: none; }
.btn-pay     { background: var(--accent); color: #000000; font-weight: 700; }
.btn-pay:hover { background: #e6ab1a; }
.btn-outline { background: white; color: var(--gray-800); border: 2px solid var(--gray-200); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.submit-note { color: var(--gray-400); font-size: .82rem; margin-top: 10px; }

/* ─── Success Card ───────────────────────────────────────────────────────── */
.success-card {
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px 32px;
  text-align: center;
}
.success-icon { font-size: 3.5rem; margin-bottom: 16px; }
.success-card h2 { font-size: 1.6rem; font-weight: 800; margin-bottom: 8px; color: var(--primary); }
.success-card > p { color: var(--gray-600); margin-bottom: 24px; }
.entry-summary {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  overflow: hidden;
  margin: 24px auto;
  max-width: 420px;
  text-align: left;
}
.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 18px;
  font-size: .9rem;
}
.summary-row:not(:last-child) { border-bottom: 1px solid var(--gray-200); }
.summary-row span:first-child { color: var(--gray-600); }
.payment-notice {
  background: #fefce8;
  border: 1px solid #fde047;
  border-radius: 10px;
  padding: 20px;
  margin: 20px auto;
  max-width: 460px;
  text-align: left;
}
.payment-notice h3 { margin-bottom: 8px; font-size: 1rem; }
.bank-details {
  background: white;
  border-radius: 8px;
  padding: 14px;
  margin-top: 12px;
  font-size: .88rem;
}
.bank-details p + p { margin-top: 5px; }
.payment-success-notice {
  background: #f0fdf4;
  border: 1px solid #86efac;
  color: #15803d;
  border-radius: 10px;
  padding: 16px;
  font-size: .93rem;
  margin: 16px auto;
  max-width: 460px;
}

/* ─── Badge ──────────────────────────────────────────────────────────────── */
.badge { display: inline-block; padding: 2px 10px; border-radius: 20px; font-size: .8rem; font-weight: 600; }
.badge-pending  { background: #fef3c7; color: var(--amber); }
.badge-paid     { background: #dcfce7; color: var(--green); }
.badge-failed   { background: #fee2e2; color: var(--red); }
.badge-confirmed { background: var(--primary-lt); color: var(--primary); }
.badge-cancelled { background: #f1f5f9; color: var(--gray-600); }

/* ─── Footer ─────────────────────────────────────────────────────────────── */
.site-footer {
  background: #002d06;
  color: rgba(255,255,255,.65);
  text-align: center;
  padding: 24px 0;
  font-size: .83rem;
  margin-top: 40px;
  border-top: 4px solid var(--accent);
}
.site-footer p + p { margin-top: 4px; }
.site-footer a { color: var(--accent); }

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  .race-cards { grid-template-columns: 1fr 1fr; }
  .section-header { padding: 16px; }
  .form-section > .form-grid,
  .form-section > .race-cards,
  .form-section > .size-grid,
  .form-section > .waiver-text,
  .form-section > .waiver-check { padding: 16px; }
  .success-card { padding: 28px 16px; }
  .event-logo h1 { font-size: 1.05rem; }
  .btn-submit { padding: 13px 28px; font-size: 1rem; }
  .logo-img { width: 44px; height: 44px; }
}