/* Phase 28: reuse existing optimized art; keep gameplay styles untouched. */
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid #dfb974; outline-offset: 4px; }
.arrival-mode .hero-header { background: none; border: 0; box-shadow: none; padding: 0 0 18px; }
.arrival-mode .brand-subtitle, .arrival-mode .audio-control { display: none; }
.arrival-mode .hero-header h1 { font-size: 1.65rem; }
.arrival-mode .brand-mark { width: 44px; height: 44px; font-size: 1.4rem; }
.arrival-stage { display: grid; grid-template-columns: 1.3fr 1fr; min-height: 660px; border: 1px solid #69543b; box-shadow: 0 30px 90px #0009; }
.arrival-art { position: relative; display: flex; align-items: center; padding: clamp(30px,5vw,76px); background: linear-gradient(90deg,#121710dd,#17181133),linear-gradient(0deg,#111610,transparent 55%),url('/assets/optimized/wasteland-map-backdrop.jpg') center/cover; overflow: hidden; }
.arrival-art::after { content: ''; position: absolute; inset: 14px; border: 1px solid #ddc19433; pointer-events: none; }
.arrival-stamp,.arrival-caption { position: absolute; left: 40px; color: #cbb993; font: 11px monospace; letter-spacing: .18em; }
.arrival-stamp { top: 35px; border-left: 3px solid #c57745; padding-left: 12px; }
.arrival-caption { bottom: 32px; }
.arrival-story h2 { font: 700 clamp(2.8rem,4.5vw,4.6rem)/1.35 Georgia,'STSong',serif; color: #f0dfb7; letter-spacing: .06em; margin: 20px 0; text-shadow: 0 3px 20px #000; }
.arrival-story > p:not(.eyebrow) { color: #d0c3a7; line-height: 2; }
.arrival-tags { display: flex; gap: 16px; margin-top: 36px; color: #d4be92; font-size: .8rem; }
.arrival-tags span { border-top: 1px solid #947552; padding-top: 12px; }
.arrival-desk { background: linear-gradient(125deg,#272820,#181c18); padding: clamp(30px,4vw,60px); display: flex; flex-direction: column; justify-content: center; }
.arrival-desk h2 { font: 700 1.85rem Georgia,'STSong',serif; margin: 10px 0; color: #eee0c1; }
.arrival-intro { color: #aaab96; font-size: .88rem; margin-bottom: 30px; }
.auth-tabs { display: flex; border-bottom: 1px solid #63513c; margin-bottom: 24px; }
.auth-tabs button { background: transparent; color: #9e9e88; border: 0; border-bottom: 2px solid transparent; border-radius: 0; flex: 1; }
.auth-tabs button[aria-pressed=true] { color: #eac58e; border-bottom-color: #c7794b; background: #ceaa7210; }
.auth-fields { display: grid; gap: 18px; }
.auth-fields input { width: 100%; min-width: 0; background: #101713; border-color: #65533e; padding: 14px; margin-top: 5px; }
.arrival-desk .auth-actions { margin-top: 25px; }
.arrival-desk .auth-actions button { width: 100%; padding: 15px; background: #a95432; color: #fff0d2; border-color: #df9c6c; }
.arrival-training { border-top: 1px solid #66543c; padding-top: 20px; display: grid; gap: 8px; font-size: .9rem; }
.arrival-training span,.arrival-note { color: #aaa68e; }
.arrival-training a, #room-panel a { color: #e5bd83; text-underline-offset: 5px; }
.arrival-training small { color: #a7b1a3; }
.arrival-note { font-size: .72rem; line-height: 1.8; margin: 24px 0 0; }
#room-panel { padding: 32px; border-top: 3px solid #b97846; }
@media(max-width:900px) { .arrival-stage { grid-template-columns: 1fr; } .arrival-art { min-height: 440px; } }
@media(prefers-reduced-motion:reduce) { * { scroll-behavior:auto !important; } }