/* Phase 5.3: やわらかい semi-realistic（家具・床・壁・影）。ネオンは控えめ、白・グレー・ブラック基調のAOX URBAN TOWN */
.room{background:
  linear-gradient(180deg,rgba(255,255,255,.18),rgba(0,0,0,.05) 70%),
  repeating-linear-gradient(90deg,var(--fl1) 0 var(--cell),var(--fl2) var(--cell) calc(var(--cell)*2));
  box-shadow:0 10px 24px rgba(30,24,40,.28),0 2px 0 rgba(255,255,255,.35) inset,0 -26px 40px rgba(60,40,20,.10) inset}
.room::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:1;
  background:repeating-linear-gradient(0deg,rgba(80,50,20,.045) 0 1px,transparent 1px calc(var(--cell)*.5)),radial-gradient(120% 70% at 50% 0,rgba(255,255,255,.28),transparent 60%)}
.room .wallbar{background:linear-gradient(180deg,color-mix(in srgb,var(--rwall) 88%,#fff),var(--rwall) 70%,color-mix(in srgb,var(--rwall) 82%,#000));box-shadow:inset 0 -4px 0 rgba(255,255,255,.35),0 3px 8px rgba(30,24,40,.18)}
/* 家具: 角の丸み・やさしいハイライトと床へのやわらかい接地影（くっきりした“ずらし影”はやめる） */
.room .furn:not(.decor),.scene.store .furn{border-radius:calc(var(--cell)*.3);overflow:visible;
  box-shadow:0 calc(var(--cell)*.14) calc(var(--cell)*.3) rgba(40,28,20,.28),0 1px 0 rgba(255,255,255,.55) inset,0 -3px 6px rgba(0,0,0,.08) inset;
  background-image:linear-gradient(160deg,rgba(255,255,255,.38),rgba(255,255,255,0) 46%,rgba(0,0,0,.10));}
.room .furn:not(.decor)::after,.scene.store .furn::after{content:"";position:absolute;left:8%;right:8%;bottom:-5px;height:7px;border-radius:50%;background:rgba(40,28,20,.22);filter:blur(4px);z-index:-1;pointer-events:none}
.room .furn,.scene.store .furn{filter:drop-shadow(0 1px 1px rgba(0,0,0,.12))}
.scene.store .furn{overflow:visible}
/* HOME ごとの個性（4人のイメージ） */
.room[data-home=TENMA]{--rwall:#f6dfe0;border-color:#8a5a4a}
.room[data-home=TENMA] .wallbar{background:linear-gradient(180deg,#fde9e6,#f4c8c8 75%,#e9b4b4)}
.room[data-home=TENMA]::after{content:"";position:absolute;left:0;right:0;top:0;height:30%;pointer-events:none;background:linear-gradient(105deg,rgba(255,236,190,.35),transparent 40%);z-index:1}   /* 朝日 */
.room[data-home=MANATO]{border-color:#5d5a78}
.room[data-home=MANATO] .wallbar{background:linear-gradient(180deg,#e7e5f6,#cfcbe8 75%,#bab5d8)}
.room[data-home=MANATO]::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(60% 40% at 80% 20%,rgba(190,170,255,.22),transparent 70%);z-index:1}   /* 淡い音楽の光 */
.room[data-home=SHOTA]{border-color:#2f3445}
.room[data-home=SHOTA] .wallbar{background:linear-gradient(180deg,#59607a,#3d4358 75%,#2e3347)}
.room[data-home=SHOTA]{--fl1:#cfd3da;--fl2:#c4c9d2}
.room[data-home=SHOTA]::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(50% 35% at 30% 35%,rgba(120,200,255,.14),transparent 70%);z-index:1}   /* ゲームの画面の光(控えめ) */
.room[data-home=KEI]{border-color:#6c8a78}
.room[data-home=KEI] .wallbar{background:linear-gradient(180deg,#e6f3ea,#cde5d6 75%,#b8d6c3)}
.room[data-home=KEI]{--fl1:#efe6d4;--fl2:#e8dcc4}
/* お店ごとの色合い */
.scene.store .room[data-store=conv]{--fl1:#f2f4f7;--fl2:#e8ecf1}
.scene.store .room[data-store=conv] .wallbar{background:linear-gradient(180deg,#fff,#dff3ef)}
.scene.store .room[data-store=music] .wallbar{background:linear-gradient(180deg,#e4effa,#bcd6ee)}
.scene.store .room[data-store=arcade]{--fl1:#2c2f48;--fl2:#262941}
.scene.store .room[data-store=studio] .wallbar{background:linear-gradient(180deg,#fce9f1,#f0c7da)}
.scene.store .room[data-store=live]::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(70% 40% at 50% 0,rgba(255,255,255,.2),transparent 70%);z-index:1}
/* 看板 / 名札 / 足元の影 */
.interior .sign{background:rgba(35,38,82,.86);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);box-shadow:0 6px 16px rgba(35,38,82,.25);letter-spacing:.04em}
/* ボタン・シートのタッチ感 */
.btn,button.nav,.nav button{transition:transform .12s ease,box-shadow .12s ease}
.btn:active,.nav button:active,.dedge:active{transform:scale(.97)}
.sheet{animation-duration:.22s}
/* AOX はほんの少し大きく、FAN はほんの少し小さく（主役が見つけやすい） */
.fan .rig{scale:.95;transform-origin:50% 100%}
/* HUD: AOX URBAN DIGITAL（明るいガラス・デジタル時計・細い境界）。文字は大きく読みやすく */
#hud{background:linear-gradient(180deg,rgba(255,255,255,.92),rgba(244,247,252,.86));box-shadow:0 1px 0 rgba(35,38,82,.08),0 8px 22px rgba(35,38,82,.12);border-bottom:1px solid rgba(255,255,255,.7);border-radius:0 0 22px 22px}
#clk{font-family:ui-monospace,"SF Mono","Roboto Mono",Menlo,Consolas,monospace;font-weight:800;letter-spacing:.02em;color:#2f6df6;text-shadow:0 0 12px rgba(47,109,246,.18)}