.brain-root{--bg-base:#0f1412;--bg-card:#171d1a;--bg-card-hi:#1e2521;--bg-input:#141a17;--border:#2a322d;--border-strong:#39433d;--text:#e6ebe2;--text-sub:#a9b8ac;--text-muted:#8d968e;--text-dim:#6f7972;--accent:#9bc4ae;--accent-muted:#7ba48e;--accent-bg:rgba(155,196,174,.08);--gold:#d4b483;--gold-soft:hsla(36,49%,67%,.1);--warn:#cda671;--danger:#e08a6d;--danger-soft:hsla(15,65%,65%,.1);--font-sans:"Pretendard Variable","Pretendard",-apple-system,BlinkMacSystemFont,"SF Pro Display",system-ui,sans-serif;--font-serif:"Cormorant Garamond","Nanum Myeongjo",Georgia,serif;--font-mono:"SF Mono","JetBrains Mono","Menlo",monospace}.brain-root,body.has-brain{--luwei-text-primary:#e6ebe2!important;--luwei-text-secondary:#a9b8ac!important;--luwei-text-tertiary:#8d968e!important;--luwei-accent-primary:#9bc4ae!important;--luwei-bg-primary:#0f1412!important;--luwei-card-primary:#171d1a!important;--luwei-divider-primary:#2a322d!important;--luwei-premium:#d4b483!important}body.has-brain{color:#e6ebe2!important;overflow:hidden!important}body.has-brain,html.has-brain{background:#0f1412!important}body.has-brain aside,body.has-brain footer,body.has-brain header:not(.brain-header),body.has-brain nav:not(.brain-tabbar),body.has-brain>div[class*=AnnouncementBanner],body.has-brain>div[class*=CookieBanner],body.has-brain>div[class*=MobileBottomNav]{display:none!important}body:has(.brain-root) aside,body:has(.brain-root) footer,body:has(.brain-root) header:not(.brain-header),body:has(.brain-root) nav:not(.brain-tabbar),body:has(.brain-root)>div[class*=AnnouncementBanner],body:has(.brain-root)>div[class*=CookieBanner],body:has(.brain-root)>div[class*=MobileBottomNav]{display:none!important}.brain-root{font-family:var(--font-sans);-webkit-tap-highlight-color:transparent}.brain-main{padding-top:env(safe-area-inset-top);padding-bottom:calc(env(safe-area-inset-bottom) + 84px)}.brain-tabbar{padding-bottom:env(safe-area-inset-bottom)}.brain-root .brain-serif,.brain-root h1,.brain-root h2{font-family:var(--font-serif);letter-spacing:-.02em;font-weight:500}.brain-root h1{font-size:28px;line-height:1.2;color:#e6ebe2!important}.brain-root h2{font-size:20px;line-height:1.3;color:#e6ebe2!important}.brain-root .brain-eyebrow{font-family:var(--font-sans);font-size:10px;letter-spacing:.25em;text-transform:uppercase;color:var(--text-muted);font-weight:500}.brain-card{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;transition:border-color .15s ease}.brain-card:hover{border-color:var(--border-strong)}.brain-card-elevated{background:var(--bg-card-hi);border:1px solid var(--border);border-radius:18px;box-shadow:0 4px 16px rgba(0,0,0,.25)}.brain-btn{background:var(--text);color:#0f1412;font-weight:600;font-family:var(--font-sans);padding:14px 22px;border-radius:12px;min-height:52px;transition:all .15s ease;font-size:15px;letter-spacing:-.01em}.brain-btn:active{transform:scale(.97)}.brain-btn:hover:not(:disabled){background:#d5dfd3}.brain-apple-btn,.brain-apple-btn *{color:#0f1412!important}.brain-apple-btn{background:#e6ebe2!important}.brain-btn:disabled{opacity:.4}.brain-btn-ghost{background:transparent;color:var(--text-sub);border:1px solid var(--border);padding:12px 22px;border-radius:12px;min-height:48px;font-size:14px;transition:all .15s ease}.brain-btn-ghost:hover{background:var(--bg-card-hi);color:var(--text);border-color:var(--border-strong)}.brain-input{background:var(--bg-input);border:1px solid var(--border);border-radius:12px;padding:14px 16px;color:var(--text);font-size:16px;width:100%;outline:none;font-family:var(--font-sans);transition:border-color .15s ease}.brain-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(155,196,174,.12)}.brain-input::-moz-placeholder{color:var(--text-dim)}.brain-input::placeholder{color:var(--text-dim)}.brain-number{font-family:var(--font-mono);font-variant-numeric:lining-nums tabular-nums;letter-spacing:-.02em}.brain-dot-green{color:var(--accent)}.brain-dot-yellow{color:var(--gold)}.brain-dot-red{color:var(--danger)}.brain-toast{background:#e6ebe2;border:1px solid #e6ebe2;color:#0f1412;padding:14px 22px;border-radius:14px;font-size:14px;animation:brain-toast-in .3s ease;box-shadow:0 8px 24px rgba(0,0,0,.4)}@keyframes brain-toast-in{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.brain-emoji-btn{background:var(--bg-card);border:2px solid var(--border);border-radius:18px;min-height:76px;font-size:36px;transition:all .15s ease;color:var(--text)}.brain-emoji-btn:hover{border-color:var(--border-strong)}.brain-emoji-btn.selected{background:var(--accent-bg);border-color:var(--accent);transform:scale(1.04)}.brain-root ::-webkit-scrollbar{width:6px}.brain-root ::-webkit-scrollbar-track{background:transparent}.brain-root ::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:3px}.brain-divider{height:1px;background:var(--border);margin:24px 0}.brain-root h1,.brain-root h2,.brain-root h3,.brain-root h4,.brain-root h5,.brain-root h6{color:#e6ebe2!important}.brain-kpi-hero{font-family:var(--font-mono);font-variant-numeric:lining-nums tabular-nums;font-size:34px;line-height:1;letter-spacing:-.03em;color:var(--text)}.brain-delta-up{color:var(--accent)}.brain-delta-down{color:var(--danger)}.brain-progress-track{height:6px;border-radius:3px;background:var(--border);overflow:hidden}.brain-progress-fill{height:100%;border-radius:3px;background:var(--accent)}