:root {
  color-scheme: light;
  --navy: #10243d;
  --navy-soft: #29445f;
  --ice: #eaf4f8;
  --mist: #f5f9fb;
  --line: #cbdce5;
  --coral: #ff6747;
  --white: #ffffff;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  background:
    linear-gradient(135deg, rgba(255,255,255,.72), transparent 42%),
    repeating-linear-gradient(90deg, rgba(16,36,61,.025) 0 1px, transparent 1px 72px),
    var(--ice);
  color: var(--navy);
  margin: 0;
  min-height: 100vh;
}

button, input { font: inherit; }

.shop-shell {
  margin: 0 auto;
  max-width: 1180px;
  min-height: 100vh;
  padding: 24px 28px 72px;
}

.shop-header {
  align-items: center;
  border-bottom: 1px solid rgba(16,36,61,.14);
  display: flex;
  justify-content: space-between;
  padding-bottom: 20px;
}

.shop-brand {
  align-items: center;
  color: var(--navy);
  display: inline-flex;
  gap: 10px;
  letter-spacing: .12em;
  text-decoration: none;
}

.shop-brand > span {
  align-items: center;
  background: var(--navy);
  border-radius: 50%;
  color: white;
  display: inline-flex;
  font-family: Georgia, serif;
  height: 34px;
  justify-content: center;
  width: 34px;
}

.sandbox-badge {
  align-items: center;
  background: rgba(255,255,255,.66);
  border: 1px solid var(--line);
  border-radius: 999px;
  display: flex;
  font-size: 12px;
  font-weight: 800;
  gap: 8px;
  padding: 8px 12px;
}

.sandbox-badge i {
  background: #22a06b;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(34,160,107,.12);
  height: 7px;
  width: 7px;
}

.shop-intro { padding: 70px 0 52px; }
.shop-intro p, .form-step {
  color: #3e7189;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .15em;
  margin: 0 0 14px;
  text-transform: uppercase;
}

.shop-intro h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(54px, 8vw, 100px);
  font-weight: 500;
  letter-spacing: -.055em;
  line-height: .88;
  margin: 0 0 24px;
}

.shop-intro > span { color: #5f7587; line-height: 1.7; }

.shop-grid {
  align-items: stretch;
  display: grid;
  gap: 30px;
  grid-template-columns: minmax(0, 1.18fr) minmax(340px, .82fr);
}

.booking-ticket {
  background: var(--navy);
  border-radius: 22px;
  box-shadow: 0 26px 70px rgba(16,36,61,.22);
  color: white;
  display: grid;
  grid-template-columns: 1fr 145px;
  min-height: 440px;
  overflow: hidden;
  position: relative;
}

.ticket-main { padding: 32px 36px 36px; }
.ticket-topline { align-items: center; display: flex; justify-content: space-between; }
.ticket-topline span, .ticket-topline b, .ticket-stub span {
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.ticket-topline span { color: #9bc4d8; }
.ticket-topline b { background: var(--coral); border-radius: 999px; padding: 7px 10px; }

.ticket-mountain { height: 104px; margin: 38px 0 16px; overflow: hidden; position: relative; }
.ticket-mountain span { background: #d8edf5; bottom: -56px; height: 130px; position: absolute; transform: rotate(45deg); width: 130px; }
.ticket-mountain span:nth-child(1) { left: 14px; }
.ticket-mountain span:nth-child(2) { background: #7cacc2; left: 105px; transform: rotate(45deg) scale(.72); }
.ticket-mountain span:nth-child(3) { background: var(--coral); left: 205px; transform: rotate(45deg) scale(.46); }

.booking-ticket h2 { font-size: clamp(28px, 4vw, 46px); letter-spacing: -.035em; margin: 0 0 14px; }
.booking-ticket p { color: #b8cad6; line-height: 1.7; margin: 0; max-width: 520px; }
.booking-ticket ul { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 26px 0 0; padding: 0; }
.booking-ticket li { border: 1px solid rgba(255,255,255,.18); border-radius: 999px; color: #dbe8ee; font-size: 12px; padding: 8px 10px; }

.ticket-stub {
  align-items: center;
  background: #f9fbfc;
  color: var(--navy);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.ticket-stub::before {
  border-left: 2px dashed #a9c2cf;
  content: "";
  inset: 18px auto 18px -1px;
  position: absolute;
}
.ticket-stub small { color: #668497; font-weight: 800; }
.ticket-stub strong { font-family: Georgia, serif; font-size: 58px; font-weight: 500; margin: 5px 0 26px; }
.ticket-stub span { writing-mode: vertical-rl; }

.booking-form {
  background: rgba(255,255,255,.86);
  border: 1px solid rgba(255,255,255,.9);
  border-radius: 22px;
  box-shadow: 0 22px 60px rgba(30,67,89,.1);
  display: grid;
  gap: 18px;
  padding: 30px;
}

.booking-form h2 { font-size: 28px; letter-spacing: -.03em; margin: 0; }
.booking-form label { color: #496378; display: grid; font-size: 13px; font-weight: 800; gap: 8px; }
.booking-form input {
  background: var(--mist);
  border: 1px solid transparent;
  border-radius: 12px;
  color: var(--navy);
  min-height: 52px;
  padding: 0 14px;
}
.booking-form input:focus { background: white; border-color: #6c9fb7; outline: 3px solid rgba(108,159,183,.16); }

.checkout-button {
  align-items: center;
  background: var(--coral);
  border: 0;
  border-radius: 999px;
  color: white;
  cursor: pointer;
  display: flex;
  font-weight: 900;
  justify-content: space-between;
  min-height: 56px;
  padding: 0 12px 0 22px;
}
.checkout-button b { align-items: center; background: white; border-radius: 50%; color: var(--coral); display: flex; height: 36px; justify-content: center; width: 36px; }
.checkout-button:disabled { cursor: wait; opacity: .65; }
.checkout-button:focus-visible { outline: 3px solid rgba(255,103,71,.28); outline-offset: 3px; }
.secure-note { color: #738796; font-size: 11px; margin: -6px 0 0; text-align: center; }
.secure-note span { color: #22a06b; }

.shop-message { background: #edf4f8; border-radius: 10px; color: #3d6175; font-size: 13px; line-height: 1.5; padding: 11px 13px; }
.shop-message.paid { background: #e7f6ef; color: #146c4b; }
.shop-message.error { background: #fff0ed; color: #a83b28; }

@media (max-width: 820px) {
  .shop-shell { padding: 18px 16px 52px; }
  .shop-intro { padding: 48px 4px 36px; }
  .shop-grid { grid-template-columns: 1fr; }
  .booking-ticket { grid-template-columns: 1fr 108px; min-height: 390px; }
  .ticket-main { padding: 25px 24px 28px; }
  .ticket-stub strong { font-size: 44px; }
}

@media (max-width: 520px) {
  .shop-intro h1 { font-size: 58px; }
  .booking-ticket { grid-template-columns: 1fr; }
  .ticket-stub { flex-direction: row; gap: 12px; min-height: 96px; }
  .ticket-stub::before { border-left: 0; border-top: 2px dashed #a9c2cf; inset: -1px 16px auto; }
  .ticket-stub strong { font-size: 42px; margin: 0; }
  .ticket-stub span { writing-mode: initial; }
  .ticket-mountain { margin-top: 28px; }
  .booking-form { padding: 24px 20px; }
}

@media (prefers-reduced-motion: no-preference) {
  .checkout-button { transition: transform 160ms ease, box-shadow 160ms ease; }
  .checkout-button:hover { box-shadow: 0 12px 28px rgba(255,103,71,.28); transform: translateY(-1px); }
}