.book-wrap { max-width: 1480px; margin: 0 auto; padding: 72px 24px 96px; }
.book-head { max-width: 820px; margin-bottom: 48px; }
.book-head h1 {
  font-family: var(--sans); font-weight: 700;
  font-size: clamp(40px, 7vw, 96px); line-height: 0.96; letter-spacing: -0.03em; margin: 10px 0 20px;
}
.book-head h1 .under {
  background-image: linear-gradient(to right, var(--accent), var(--accent));
  background-repeat: no-repeat;
  background-size: 100% 10px;
  background-position: 0 92%;
}
.book-head p { color: var(--ink-2); max-width: 640px; margin: 0 0 24px; }
.tabs { display: inline-flex; gap: 0; background: var(--paper-2); border: 1px solid var(--rule-2); }
.tab {
  background: transparent; border: 0; padding: 10px 18px; cursor: pointer;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted);
  transition: 140ms ease;
}
.tab.is-active { background: var(--ink); color: var(--paper); }

.panel-seat { display: grid; grid-template-columns: 1fr 2fr 1fr; gap: 16px; }
@media (max-width: 1080px) { .panel-seat { grid-template-columns: 1fr; } }

.event-strip, .cart, .stage-wrap { background: var(--paper-2); border-top: 1px solid var(--ink); padding: 24px; }
.event-strip h3 { font-family: var(--sans); font-weight: 600; font-size: 22px; letter-spacing: -0.01em; margin: 4px 0 6px; }
.event-strip p.mono { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin: 0 0 14px; }
.event-strip .k { font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent); }
.event-strip select { width: 100%; background: var(--paper); color: var(--ink); border: 1px solid var(--rule-2); padding: 10px 12px; font-family: var(--sans); font-size: 14px; }

.stage-label {
  text-align: center; padding: 10px; margin-bottom: 24px;
  background: var(--ink); color: var(--paper);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.3em;
}

.seat-grid { display: flex; flex-direction: column; gap: 6px; align-items: center; padding: 8px 4px 20px; }
.seat-row { display: flex; gap: 6px; align-items: center; }
.seat-row .row-label { width: 20px; font-family: var(--mono); font-size: 10px; color: var(--muted); letter-spacing: 0.08em; }
.seat {
  width: 20px; height: 18px;
  background: #fff;
  border: 1px solid var(--rule-2);
  cursor: pointer;
  transition: 120ms ease;
}
.seat.vip { background: #fff1e6; border-color: rgba(255,75,31,0.4); }
.seat:hover:not(.taken) { transform: translateY(-2px); border-color: var(--accent); }
.seat.taken { background: var(--rule); cursor: not-allowed; opacity: 0.5; }
.seat.sel { background: var(--accent); border-color: #b43110; box-shadow: 0 0 0 2px rgba(255,75,31,0.3); }
.seat.aisle { background: transparent; border: 0; cursor: default; }

.legend {
  display: flex; justify-content: center; flex-wrap: wrap; gap: 20px;
  padding-top: 18px; border-top: 1px solid var(--rule);
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted);
}
.legend span { display: inline-flex; align-items: center; gap: 8px; }
.legend .k { width: 14px; height: 12px; display: inline-block; }
.legend .k.free { background: #fff; border: 1px solid var(--rule-2); }
.legend .k.sel { background: var(--accent); }
.legend .k.taken { background: var(--rule); }
.legend .k.vip { background: #fff1e6; border: 1px solid rgba(255,75,31,0.4); }
.legend .k.std { background: #fff; border: 1px solid var(--rule-2); }

.cart h3 { font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em; color: var(--accent); margin: 0 0 14px; }
.cart-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; max-height: 220px; overflow: auto; }
.cart-list li {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 12px; background: var(--paper); border: 1px solid var(--rule);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em;
}
.cart-list li.empty { font-style: italic; justify-content: center; color: var(--muted); }
.cart-list button { background: transparent; border: 0; color: var(--muted); cursor: pointer; font-family: var(--mono); font-size: 11px; }
.cart-list button:hover { color: var(--accent); }

.total { display: flex; justify-content: space-between; align-items: baseline; margin: 16px 0; padding: 14px 0; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.total span { font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); }
.total strong { font-family: var(--sans); font-size: 26px; font-weight: 700; letter-spacing: -0.01em; }

.cart-form { display: flex; flex-direction: column; gap: 10px; }
.cart-form input { background: var(--paper); color: var(--ink); border: 1px solid var(--rule-2); padding: 10px 12px; font-family: var(--sans); font-size: 14px; }
.cart-form .btn { justify-self: start; }
.fine { font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin: 12px 0 0; }

/* rental */
.rental-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 48px; }
@media (max-width: 820px) { .rental-grid { grid-template-columns: 1fr; } }

.pkg {
  position: relative;
  background: var(--paper-2); padding: 28px;
  border-top: 1px solid var(--ink);
  display: flex; flex-direction: column; gap: 12px;
}
.pkg.featured { background: var(--ink); color: var(--paper); border-color: var(--accent); }
.pkg.featured header { color: rgba(255,255,255,0.6); }
.pkg.featured .price span { color: rgba(255,255,255,0.6); }
.pkg.featured ul { color: rgba(255,255,255,0.75); }
.pkg.featured .btn { background: var(--accent); }
.pkg.featured .btn:hover { background: var(--paper); color: var(--ink); }
.pkg header {
  display: flex; justify-content: space-between;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
}
.pkg h3 { font-family: var(--sans); font-weight: 600; font-size: 26px; letter-spacing: -0.01em; margin: 2px 0 2px; }
.pkg .price { display: flex; align-items: baseline; gap: 10px; margin-top: 4px; }
.pkg .price strong { font-family: var(--sans); font-weight: 700; font-size: 32px; letter-spacing: -0.02em; }
.pkg .price span { font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); }
.pkg ul { margin: 0; padding: 0 0 0 18px; color: var(--ink-2); font-family: var(--mono); font-size: 13px; line-height: 1.8; }
.pkg .btn, .pkg .btn-ghost { align-self: start; margin-top: 6px; }
.badge {
  position: absolute; top: 16px; right: 16px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em; color: var(--accent);
  border: 1px solid var(--accent); padding: 4px 8px;
}

.rental-form {
  background: var(--paper-2); border-top: 1px solid var(--ink); padding: 32px;
  display: flex; flex-direction: column; gap: 14px; max-width: 820px;
}
.rental-form h3 { font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em; color: var(--accent); margin: 0 0 10px; }
.rental-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 620px) { .rental-form .row { grid-template-columns: 1fr; } }
.rental-form input, .rental-form textarea {
  background: var(--paper); color: var(--ink);
  border: 1px solid var(--rule-2); padding: 12px 14px;
  font-family: var(--sans); font-size: 14px; width: 100%;
}
.rental-form .btn { align-self: start; }