:root{--bg: #0a0e1a;--panel: rgba(255, 255, 255, .055);--panel-hi: rgba(255, 255, 255, .1);--line: rgba(255, 255, 255, .12);--fg: #eef2ff;--dim: #9aa6c4;--dimmer: #626e90;--accent: #4dabf7;--accent-soft: rgba(77, 171, 247, .18);--ng: #ff6b6b;--ng-soft: rgba(255, 107, 107, .15);--r: 16px;--mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;--sans: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", sans-serif}*{box-sizing:border-box}body{margin:0;min-height:100vh;color:var(--fg);font-family:var(--sans);background:#0a0e1a;background-image:radial-gradient(900px 600px at 12% -10%,rgba(77,171,247,.16),transparent 60%),radial-gradient(800px 500px at 100% 0%,rgba(204,93,232,.14),transparent 60%),radial-gradient(700px 700px at 50% 120%,rgba(81,207,102,.1),transparent 60%);background-attachment:fixed}.center-msg{max-width:520px;margin:22vh auto 0;padding:0 20px;text-align:center;line-height:1.8}.dim{color:var(--dim)}.login-wrap{max-width:460px;margin:0 auto;padding:8vh 20px 40px}.login-logo{text-align:center;margin-bottom:26px}.login-mark{font-family:var(--mono);font-size:12px;letter-spacing:.22em;color:var(--accent);margin-bottom:10px}.login-logo h1{margin:0;font-weight:800;letter-spacing:.02em;font-size:clamp(22px,5.2vw,34px);line-height:1.3}.login-logo h1 .l{display:inline-block;white-space:nowrap}.login-caret{display:inline-block;width:.55em;height:1.05em;margin-left:3px;background:var(--accent);vertical-align:-.16em;animation:login-blink 1.05s steps(1) infinite}@keyframes login-blink{50%{opacity:0}}.login-sub{color:var(--dim);font-size:13px;margin-top:8px}.login-sub .l{display:inline-block;white-space:nowrap}.login-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.field{margin-bottom:14px}.field label{display:block;font-size:12px;color:var(--dim);margin-bottom:6px;letter-spacing:.06em}.field input{width:100%;font-size:16px;font-family:var(--mono);color:var(--fg);background:#0000004d;border:1px solid var(--line);border-radius:12px;padding:13px 15px;outline:none;transition:border-color .15s,box-shadow .15s}.field input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.login-errline{color:var(--ng);font-size:13px;min-height:20px;margin:4px 0 10px}.shake{animation:login-shake .34s ease}@keyframes login-shake{0%,to{transform:translate(0)}20%{transform:translate(-9px)}40%{transform:translate(8px)}60%{transform:translate(-5px)}80%{transform:translate(4px)}}.tbtn{appearance:none;border:0;cursor:pointer;white-space:nowrap;font-family:inherit;font-weight:800;font-size:16px;color:#06101f;background:var(--accent);padding:13px 26px;border-radius:999px;transition:transform .12s ease,box-shadow .12s ease,filter .12s ease;box-shadow:0 8px 22px -8px var(--accent)}.tbtn:hover{transform:translateY(-2px);filter:brightness(1.08)}.tbtn:active{transform:translateY(0) scale(.98)}.tbtn:disabled{opacity:.45;cursor:not-allowed;transform:none}.tbtn.big{font-size:20px;padding:17px 44px}.login-notice{color:var(--fg);background:var(--accent-soft);border:1px solid var(--accent);border-radius:10px;font-size:13px;line-height:1.7;padding:9px 12px;margin-bottom:14px}.portal{max-width:1080px;margin:0 auto;padding:22px 16px 48px}.portal-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.brand{font-size:15px;font-weight:900;letter-spacing:.04em}.who{margin-left:auto;display:flex;align-items:center;gap:10px;flex-wrap:wrap}.who-name{font-size:14px;font-weight:700}.ghost-btn{appearance:none;font-family:inherit;font-size:13px;font-weight:700;color:var(--fg);background:var(--panel-hi);border:1px solid var(--line);border-radius:9px;padding:6px 14px;cursor:pointer}.ghost-btn:hover{border-color:var(--accent)}.world-head{text-align:center;margin:9vh 0 28px}.world-title{font-family:var(--mono);font-size:15px;letter-spacing:.32em;color:var(--accent)}.world-sub{color:var(--dim);font-size:13px;margin-top:8px}.world-error{max-width:640px;margin:0 auto 20px;color:var(--ng);background:var(--ng-soft);border:1px solid rgba(255,107,107,.4);border-radius:10px;padding:10px 14px;font-size:13px;line-height:1.7;text-align:center}.world-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:18px}.world-card{--app: var(--accent);appearance:none;font-family:inherit;color:var(--fg);display:flex;flex-direction:column;align-items:center;gap:10px;padding:28px 14px 24px;background:#101628b8;border:1px solid var(--line);border-radius:18px;cursor:pointer;transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease}.world-card:hover:not(:disabled){transform:translateY(-3px);border-color:var(--app);box-shadow:0 10px 30px -14px var(--app)}.world-card:focus-visible{outline:2px solid var(--app);outline-offset:3px}.world-icon{width:72px;height:72px;display:grid;place-items:center;border-radius:16px;border:1px solid var(--app);background:color-mix(in srgb,var(--app) 14%,transparent);color:var(--app);font-family:var(--mono);font-weight:800;font-size:24px}.world-icon.long{font-size:17px}.world-name .l{display:inline-block;white-space:nowrap}.world-name{font-size:17px;font-weight:800;text-align:center;line-height:1.4}.world-desc{font-size:12px;color:var(--dim);line-height:1.6;text-align:center}.world-card.soon{cursor:default;opacity:.38}.acct-page{max-width:920px;margin:0 auto;padding:8vh 16px 40px}.acct-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px;align-items:start}.acct-h{font-size:15px;margin:0 0 14px}.acct-ok{color:#51cf66;font-size:13px;margin:-4px 0 12px;line-height:1.7}.acct-note{color:var(--dimmer);font-size:12px;margin:14px 0 0}.acct-back{margin-top:22px}.ghost-btn.wide{width:100%;padding:12px 14px;font-size:15px}.ghost-btn:disabled{opacity:.5;cursor:default}