:root{--font-body: "Inter", system-ui, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--color-primary: #0062FF;--color-primary-hover: #0050D0;--color-primary-subtle: rgba(0, 98, 255, .12);--color-bg: #0A0F1A;--color-card: #111827;--color-surface: #1E2433;--color-border: #2E3648;--color-border-subtle: #1F2937;--color-fg: #FFFFFF;--color-muted: #9CA3AF;--color-muted-2: #6B7280;--color-input-bg: #111827;--color-skeleton: #1E2433;--radius-s: 6px;--radius-m: 8px;--radius-pill: 9999px;--shadow-card: 0 1px 3px rgba(0,0,0,.4), 0 4px 16px rgba(0,0,0,.25);--shadow-modal: 0 8px 40px rgba(0,0,0,.6), 0 0 0 1px rgba(0,98,255,.06);--transition-fast: .12s ease;--transition-base: .2s ease;--navbar-height: 56px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-body);background-color:var(--color-bg);color:var(--color-fg);line-height:1.6}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:var(--font-body)}input,textarea,select{font-family:var(--font-body)}img{max-width:100%;display:block}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-pill)}::-webkit-scrollbar-thumb:hover{background:var(--color-muted-2)}@keyframes skeleton-pulse{0%,to{opacity:1}50%{opacity:.4}}.skeleton{background-color:var(--color-skeleton);border-radius:var(--radius-s);animation:skeleton-pulse 1.6s ease-in-out infinite}.app-layout{display:flex;flex-direction:column;min-height:100vh}.app-navbar{position:sticky;top:0;z-index:100;height:var(--navbar-height);background-color:var(--color-card);border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between;padding:0 32px;gap:24px;flex-shrink:0}.app-main{flex:1;min-width:0;overflow-y:auto}.page-content{padding:32px 40px;max-width:1200px;margin:0 auto;width:100%}.page-header{margin-bottom:28px}.page-title{font-size:1.5rem;font-weight:700;color:var(--color-fg);letter-spacing:-.02em;line-height:1.2}.page-subtitle{font-size:.875rem;color:var(--color-muted);margin-top:5px}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}