*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:#100b15;color:#fff7e8;font-family:system-ui,-apple-system,"Segoe UI","Noto Sans JP",sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}[hidden]{display:none!important}.shell{width:min(1180px,100%);margin:auto;padding:24px}.card{background:#1a1222;border:1px solid #3b2948;border-radius:22px}.welcome{max-width:520px;margin:7vh auto;padding:42px;text-align:center}.logo{font-size:64px}.eyebrow{color:#efbd60;font-size:12px;font-weight:900;letter-spacing:.14em}.muted,.sub{color:#bcaac8}.field{display:grid;gap:8px;margin:16px 0;text-align:left}input,select,textarea{width:100%;background:#120d19;color:#fff;border:1px solid #3b2948;border-radius:13px;padding:13px}.primary{background:#e0a338;color:#211505;border:0}.secondary,.ghost{background:#33243f;color:#fff;border:0}.ghost{border:1px solid #3b2948}.big{width:100%;padding:15px;border-radius:13px;font-weight:800}.backLink{display:inline-block;margin-top:18px;color:#dbc8e8}.topbar,.sectionTitle,.gameBanner{display:flex;justify-content:space-between;align-items:center;gap:12px}.layout{display:grid;grid-template-columns:310px 1fr;gap:18px}.sidebar,.mainColumn{display:grid;align-content:start;gap:18px}.compact,.gameBanner,.commandPanel,.revealPanel{padding:18px}.slot{width:100%;margin-top:10px;background:#120d19;color:#fff;border:1px solid #3b2948;border-radius:13px;padding:12px;display:flex;justify-content:space-between}.slot.active{border-color:#e0a338}.userList{display:grid;gap:8px}.user{display:flex;justify-content:space-between;padding:10px;background:#120d19;border-radius:12px}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#6b5d75;margin-right:8px}.dot.online{background:#43d39e}.tag{font-size:11px;background:#352642;padding:4px 7px;border-radius:999px}.numberCard{min-width:220px;text-align:center;background:#7b5ad7;padding:16px;border-radius:16px}.numberCard strong{display:block;font-size:36px}.targetGrid{display:grid;grid-template-columns:1fr 1fr;gap:12px}blockquote{padding:18px;background:#120d19;border-left:4px solid #e0a338;border-radius:12px;font-size:22px}.targetCard{padding:12px;background:#120d19;border-radius:12px;margin:8px 0}.chat{overflow:hidden}.messages{padding:18px;min-height:360px;max-height:58vh;overflow:auto}.message{margin-bottom:12px}.meta{font-size:11px;color:#bcaac8}.bubble{display:inline-block;background:#271b30;padding:10px 13px;border-radius:8px 16px 16px 16px}.message.system{text-align:center}.message.system .bubble{background:transparent;color:#bcaac8}.composer{display:grid;grid-template-columns:1fr auto;gap:10px;padding:14px;border-top:1px solid #3b2948}.modal{border:0;background:transparent;color:#fff;width:min(92vw,480px)}.modal::backdrop{background:#000b}.modalBox{position:relative;background:#1a1222;padding:28px;border-radius:22px}.modalClose{position:absolute;right:14px;top:14px}.toast{position:fixed;z-index:20;top:18px;left:50%;transform:translateX(-50%);background:#fff;color:#111;padding:10px 16px;border-radius:12px}@media(max-width:820px){.shell{padding:14px}.layout{grid-template-columns:1fr}.gameBanner{flex-direction:column;align-items:stretch}.numberCard{width:100%}}@media(max-width:520px){.shell{padding:10px}.targetGrid{grid-template-columns:1fr}}

.chatTabs{display:flex;gap:8px;padding:12px;border-bottom:1px solid #3b2948;overflow-x:auto}
.chatTab{white-space:nowrap;border:1px solid #4a355a;background:#24172d;color:#fff;padding:9px 12px;border-radius:999px}
.chatTab.active{background:#e0a338;color:#211505}
.threadHeader{padding:12px 16px;background:#24172d;border-bottom:1px solid #3b2948}
.threadHeader strong{display:block}
.threadHeader small{color:#bcaac8}

.idleBanner{position:fixed;z-index:30;left:50%;bottom:18px;transform:translateX(-50%);width:min(92vw,620px);display:flex;align-items:center;justify-content:space-between;gap:12px;background:#fff;color:#211505;padding:12px 14px;border-radius:14px;box-shadow:0 12px 40px #0008}
.idleBanner button{padding:9px 12px;border-radius:10px;white-space:nowrap}
@media(max-width:520px){.idleBanner{align-items:stretch;flex-direction:column}.idleBanner button{width:100%}}