/* ── Variables ──────────────────────────────────────────────────────────── */
:root {
  --kogu-accent:  #e85a2b;
  --kogu-ink:     #1f1d1a;
  --kogu-muted:   #8a8273;
  --kogu-paper:   #f6f1e6;
  --kogu-paper2:  #ece4d2;
  --kogu-ok:      #27ae60;
  --kogu-warn:    #c0392b;
  --kogu-radius:  8px;
}

.kogu-wrap { max-width: 720px; margin: 0 auto; padding: 0 16px 48px; font-family: inherit; }

/* ── Step titles ─────────────────────────────────────────────────────────── */
.kogu-step-title {
  font-size: 20px; font-weight: 700; margin-bottom: 20px;
  color: var(--kogu-ink); border-left: 4px solid var(--kogu-accent); padding-left: 12px;
}

/* ── Product cards ───────────────────────────────────────────────────────── */
.kogu-products {
  display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 24px;
}
.kogu-product-card {
  flex: 1; min-width: 200px; max-width: 320px;
  border: 2px solid var(--kogu-paper2); border-radius: var(--kogu-radius);
  overflow: hidden; cursor: pointer; transition: border-color .15s, box-shadow .15s;
  background: #fff;
}
.kogu-product-img {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--kogu-paper2);
}
.kogu-product-img img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .3s;
}
.kogu-product-card:hover .kogu-product-img img { transform: scale(1.04); }
.kogu-product-card .kogu-product-name,
.kogu-product-card .kogu-product-desc,
.kogu-product-card .kogu-product-price,
.kogu-product-card .kogu-product-price-discount {
  padding-inline: 14px;
}
.kogu-product-card .kogu-product-name { margin-top: 14px; }
.kogu-product-card .kogu-product-price-discount { padding-bottom: 14px; }
.kogu-product-card:hover { border-color: var(--kogu-accent); box-shadow: 0 2px 8px rgba(232,90,43,.15); }
.kogu-product-card.selected {
  border-color: var(--kogu-accent); background: #fff9f6;
  box-shadow: 0 2px 12px rgba(232,90,43,.2);
}
.kogu-product-name { font-size: 16px; font-weight: 700; color: var(--kogu-ink); margin-bottom: 6px; }
.kogu-product-desc { font-size: 12px; color: var(--kogu-muted); margin-bottom: 10px; line-height: 1.5; }
.kogu-product-price { display: flex; align-items: baseline; gap: 6px; }
.kogu-price-label  { font-size: 12px; color: var(--kogu-muted); }
.kogu-price-amount { font-size: 22px; font-weight: 700; color: var(--kogu-accent); }
.kogu-product-price-discount {
  font-size: 12px; color: var(--kogu-muted); margin-top: 4px;
  display: flex; align-items: center; gap: 6px;
}
.kogu-badge-discount {
  display: inline-block; padding: 1px 7px; border-radius: 999px;
  background: #fde8d8; color: var(--kogu-accent); font-size: 11px; font-weight: 700;
}

/* ── Period wrap ─────────────────────────────────────────────────────────── */
.kogu-period-wrap { margin-top: 8px; }
.kogu-in-stock-banner { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }

/* ── Badges ──────────────────────────────────────────────────────────────── */
.kogu-badge { display: inline-block; padding: 5px 14px; border-radius: 999px; font-weight: 700; font-size: 13px; }
.kogu-badge-ok       { background: #d4f4e2; color: var(--kogu-ok); }
.kogu-badge-empty    { background: #fde8e8; color: var(--kogu-warn); }
.kogu-badge-checking { background: var(--kogu-paper2); color: var(--kogu-muted); }
.kogu-stock-label    { font-size: 14px; color: var(--kogu-muted); }

/* ── Date/period summary ─────────────────────────────────────────────────── */
.kogu-date-summary {
  background: var(--kogu-paper); border: 1px solid var(--kogu-paper2);
  border-radius: var(--kogu-radius); padding: 16px 20px; margin: 16px 0;
}
.kogu-date-row { display: flex; justify-content: space-between; align-items: center; padding: 6px 0; font-size: 14px; }
.kogu-date-row.kogu-total { font-size: 18px; font-weight: 700; color: var(--kogu-accent); padding-top: 12px; }
.kogu-divider { border: none; border-top: 1px dashed var(--kogu-paper2); margin: 8px 0; }
.kogu-price-breakdown {
  font-size: 12px; color: var(--kogu-muted); padding: 6px 0;
  border-top: 1px dashed var(--kogu-paper2); margin-top: 4px;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.kogu-btn {
  display: inline-block; padding: 12px 24px; border-radius: var(--kogu-radius);
  font-size: 15px; font-weight: 700; border: none; cursor: pointer;
  transition: opacity .15s; text-decoration: none;
}
.kogu-btn:disabled { opacity: .5; cursor: not-allowed; }
.kogu-btn-primary,
a.kogu-btn-primary   { background: var(--kogu-accent); color: #fff !important; text-decoration: none !important; }
.kogu-btn-primary:hover:not(:disabled),
a.kogu-btn-primary:hover { opacity: .85; }
.kogu-btn-secondary { background: var(--kogu-paper2); color: var(--kogu-ink); }
.kogu-btn-secondary:hover { background: #ddd; }

/* ── Form ────────────────────────────────────────────────────────────────── */
.kogu-form { display: flex; flex-direction: column; gap: 14px; margin-bottom: 20px; }
.kogu-form-row { display: flex; flex-direction: column; gap: 5px; }
.kogu-form-row label { font-size: 13px; font-weight: 600; color: var(--kogu-ink); }
.kogu-form-row em { color: var(--kogu-accent); font-style: normal; }
.kogu-form-row input,
.kogu-form-row textarea,
.kogu-form-row select,
#start-date,
#rental-weeks {
  padding: 10px 12px; border: 1.5px solid var(--kogu-paper2);
  border-radius: 6px; font-size: 15px; font-family: inherit; outline: none;
  transition: border-color .15s;
}
.kogu-form-row input:focus,
.kogu-form-row textarea:focus,
#start-date:focus,
#rental-weeks:focus { border-color: var(--kogu-accent); }

/* period inputs */
#start-date, #rental-weeks { display: block; width: 100%; box-sizing: border-box; }
label[for="start-date"], label[for="rental-weeks"] {
  display: block; font-size: 13px; font-weight: 600; color: var(--kogu-ink);
  margin-bottom: 5px;
}
label[for="start-date"] em, label[for="rental-weeks"] em { color: var(--kogu-accent); font-style: normal; }

/* ── Auth / notice ───────────────────────────────────────────────────────── */
.kogu-auth-links { background: var(--kogu-paper); border-radius: 6px; padding: 12px 16px; margin-bottom: 16px; font-size: 14px; }
.kogu-auth-links a { color: var(--kogu-accent); text-decoration: underline; }
.kogu-notice { background: #d4f4e2; border-radius: 6px; padding: 10px 14px; font-size: 13px; color: var(--kogu-ok); margin-bottom: 14px; }

/* ── Stripe / error / payment ────────────────────────────────────────────── */
.kogu-stripe-element { border: 1.5px solid var(--kogu-paper2); border-radius: var(--kogu-radius); padding: 16px; margin: 16px 0; background: #fff; }
.kogu-error { background: #fde8e8; color: var(--kogu-warn); border-radius: 6px; padding: 10px 14px; font-size: 14px; margin-bottom: 12px; }
.kogu-payment-summary { background: var(--kogu-paper); border-radius: var(--kogu-radius); padding: 14px 16px; margin-bottom: 16px; font-size: 14px; }
.kogu-terms-check { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; margin: 14px 0; line-height: 1.6; }
.kogu-terms-check a { color: var(--kogu-accent); }

/* ── Complete ────────────────────────────────────────────────────────────── */
#step-complete { text-align: center; padding: 48px 0; }
.kogu-complete-icon { font-size: 64px; margin-bottom: 16px; }
#step-complete h2 { font-size: 24px; margin-bottom: 12px; }
#step-complete p   { font-size: 15px; color: var(--kogu-muted); margin-bottom: 8px; }

/* ── My Page ─────────────────────────────────────────────────────────────── */
.kogu-mypage h2 { font-size: 24px; font-weight: 700; margin-bottom: 16px; }
.kogu-mypage h3 { font-size: 18px; font-weight: 700; margin: 24px 0 12px; }
.kogu-guest-lookup { background: var(--kogu-paper); border-radius: var(--kogu-radius); padding: 20px; margin-bottom: 20px; }
.kogu-rental-list  { display: flex; flex-direction: column; gap: 16px; }
.kogu-rental-card  { border: 1.5px solid var(--kogu-paper2); border-radius: var(--kogu-radius); overflow: hidden; background: #fff; }
.kogu-rental-card.kogu-overdue { border-color: var(--kogu-warn); }
.kogu-rental-card-header { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; background: var(--kogu-paper); border-bottom: 1px solid var(--kogu-paper2); }
.kogu-rental-id { font-weight: 700; font-size: 14px; }
.kogu-status-badge { padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 700; background: var(--kogu-paper2); color: var(--kogu-ink); }
.kogu-status-overdue  { background: #fde8e8; color: var(--kogu-warn); }
.kogu-status-returned { background: #d4f4e2; color: var(--kogu-ok); }
.kogu-rental-card-body { padding: 14px 16px; }
.kogu-info-row { display: flex; justify-content: space-between; padding: 5px 0; font-size: 14px; border-bottom: 1px solid var(--kogu-paper); }
.kogu-info-row.kogu-warn strong { color: var(--kogu-warn); }
.kogu-return-section { padding: 14px 16px; border-top: 1px solid var(--kogu-paper2); background: var(--kogu-paper); }
.kogu-return-section h4 { font-size: 14px; font-weight: 700; margin-bottom: 8px; }
.kogu-return-section p  { font-size: 13px; color: var(--kogu-muted); margin-bottom: 10px; }
.kogu-tracking-row { display: flex; gap: 8px; }
.kogu-tracking-row input { flex: 1; padding: 10px 12px; border: 1.5px solid var(--kogu-paper2); border-radius: 6px; font-size: 14px; }
.kogu-return-msg { margin-top: 8px; font-size: 13px; }
.kogu-return-complete { padding: 12px 16px; background: #d4f4e2; font-size: 14px; }
.kogu-empty { color: var(--kogu-muted); font-size: 14px; padding: 24px 0; }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .kogu-products { flex-direction: column; }
  .kogu-product-card { max-width: 100%; }
  .kogu-tracking-row { flex-direction: column; }
  .kogu-btn { width: 100%; text-align: center; }
}