:root{--bg: #0b0b0c;--panel: #151517;--line: #2a2a2e;--text: #f3efe6;--muted: #a39e94;--gold: #d4a63a;--gold-2: #f1d27a;--danger: #ff8a80;color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button{font:inherit;color:inherit;cursor:pointer}.page{min-height:100%}.brand{position:sticky;top:0;z-index:20;background:#000000e0;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid #2a2416}.brand-inner{display:flex;align-items:center;gap:20px;max-width:960px;margin:0 auto;padding:12px 16px}.brand-logo{display:block;flex-shrink:0;line-height:0}.brand-logo img{display:block;width:auto;height:56px}.brand-title{margin:0;padding-left:20px;border-left:1px solid #3a3220;font-weight:700;font-size:13px;letter-spacing:.22em;text-transform:uppercase;color:var(--gold-2)}.back-link{display:inline-flex;align-items:center;gap:8px;margin-left:auto;height:42px;padding:0 18px;border:1px solid rgba(212,166,58,.55);border-radius:999px;color:#fff;font-size:13px;font-weight:600;letter-spacing:.06em;text-decoration:none;white-space:nowrap;transition:background-color .2s ease,border-color .2s ease,color .2s ease}.back-link svg{color:var(--gold);transition:transform .2s ease}.back-link:hover,.back-link:focus-visible{border-color:var(--gold);background:#d4a63a1f}.back-link:hover svg{transform:translate(-3px)}.back-short{display:none}@media(max-width:640px){.brand-inner{gap:12px;padding:10px 16px}.brand-logo img{height:46px}.brand-title{display:none}.back-link{height:40px;padding:0 14px;font-size:12px}.back-long{display:none}.back-short{display:inline}}.content{max-width:960px;margin:0 auto;padding:24px 16px 64px}.step{display:flex;align-items:center;gap:10px;font-size:18px;margin:24px 0 12px}.step span{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--gold);color:#000;font-size:14px;font-weight:700}.muted{color:var(--muted)}.small{font-size:13px}.notice{padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}.notice p{margin:6px 0 0}.events{display:flex;gap:12px;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x mandatory}.event{flex:0 0 220px;scroll-snap-align:start;display:flex;flex-direction:column;text-align:left;padding:0;border:1px solid var(--line);border-radius:12px;background:var(--panel);overflow:hidden;transition:border-color .15s,transform .15s}.event:hover{transform:translateY(-2px)}.event.is-active{border-color:var(--gold);box-shadow:0 0 0 1px var(--gold)}.event img,.event-ph{width:100%;aspect-ratio:4 / 5;object-fit:cover;object-position:85% 30%;display:block;background:#222}.event-body{display:flex;flex-direction:column;padding:10px 12px 12px}.event-title{font-weight:700}.event-date{font-size:13px;color:var(--gold-2)}.map-bar{display:flex;flex-wrap:wrap;justify-content:space-between;gap:4px 16px;margin-bottom:10px;font-size:14px}.map-card{background:#fff;border-radius:12px;padding:8px}.seatmap{display:block;width:100%;max-width:640px;height:auto;margin:0 auto;font-family:Inter,Arial,sans-serif;-webkit-user-select:none;user-select:none}.seatmap.is-loading .seat{opacity:.55}.sm-stage{font-weight:800;font-size:30px;fill:#111}.sm-aisle{font-size:26px;font-weight:500;letter-spacing:.04em}.sm-k4{font-size:30px;font-weight:500;fill:#2f62a8}.sm-legend{font-size:16px;fill:#111}.sm-name{font-size:15px;pointer-events:none}.sm-name--loca{font-size:13px}.sm-cap{font-size:14px;fill:#111;pointer-events:none}.seat{cursor:pointer;outline:none}.seat .seat-body{transition:filter .15s}.seat:hover .seat-body,.seat:focus-visible .seat-body{filter:brightness(1.12) drop-shadow(0 0 4px rgba(0,0,0,.45))}.seat.is-taken{cursor:not-allowed}.seat.is-taken:hover .seat-body{filter:none}.seat.is-selected .seat-body{filter:drop-shadow(0 0 6px rgba(0,0,0,.6))}.sheet-backdrop{position:fixed;inset:0;z-index:10;display:flex;align-items:flex-end;justify-content:center;background:#0009}.sheet{position:relative;width:100%;max-width:520px;max-height:calc(100% - 24px);overflow-y:auto;padding:20px 16px 24px;background:var(--panel);border:1px solid var(--line);border-radius:16px 16px 0 0;animation:up .2s ease-out}@media(min-width:640px){.sheet-backdrop{align-items:center}.sheet{border-radius:16px;padding:24px}}@keyframes up{0%{transform:translateY(24px);opacity:0}}.sheet-close{position:absolute;top:10px;right:12px;width:36px;height:36px;border:0;border-radius:50%;background:transparent;font-size:26px;line-height:1;color:var(--muted)}.sheet-head h2{margin:8px 0 2px;font-size:24px}.sheet-head p{margin:0;font-size:14px}.chip{display:inline-block;padding:2px 10px;border:1px solid;border-radius:999px;color:#111;font-size:12px;font-weight:700}.form{display:flex;flex-direction:column;gap:14px;margin-top:18px}.form label,.form legend{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}.form fieldset{margin:0;padding:0;border:0;display:flex;flex-direction:column;gap:8px}.form legend{margin-bottom:6px}.form .row{display:grid;grid-template-columns:1fr;gap:14px}@media(min-width:480px){.form .row{grid-template-columns:1fr 1fr}}.form input,.form textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:#0e0e10;color:var(--text);font:inherit;font-size:16px}.form input:focus,.form textarea:focus{outline:2px solid var(--gold);outline-offset:-1px}.seg,.chips{display:flex;flex-wrap:wrap;gap:8px}.seg button,.chips button{min-width:44px;min-height:40px;padding:6px 14px;border:1px solid var(--line);border-radius:10px;background:#0e0e10}.seg button.is-on,.chips button.is-on{border-color:var(--gold);background:var(--gold);color:#000;font-weight:700}.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}.btn{min-height:48px;padding:12px 18px;border:0;border-radius:12px;background:linear-gradient(180deg,#f1d27a,#d4a63a);color:#000;font-weight:800}.btn:disabled{opacity:.6;cursor:progress}.error{margin:0;color:var(--danger)}.sheet--done{text-align:center}.sheet--done p{color:var(--muted)}.done-mark{display:inline-grid;place-items:center;width:56px;height:56px;border-radius:50%;background:var(--gold);color:#000;font-size:28px;font-weight:800}