:root{color-scheme:dark;--app-bg:#030712;--app-surface:#0f172a;--app-soft:#162238;--app-input:#0b1324;--app-border:#28374c;--app-text:#f1f5f9;--app-muted:#a8b8cc;--app-accent:#6ee7b7;--app-action:#047857;--app-tint:#083b2c;--app-notice:#302a13;--app-notice-border:#665327;--app-notice-text:#fde68a}:root[data-theme=light]{color-scheme:light;--app-bg:#f3f6f1;--app-surface:#fff;--app-soft:#eaf0e8;--app-input:#fbfcfa;--app-border:#cedacf;--app-text:#163a32;--app-muted:#53685f;--app-accent:#065f46;--app-action:#065f46;--app-tint:#e6f1e4;--app-notice:#f3f2d9;--app-notice-border:#dedeb5;--app-notice-text:#575524}html body{color:var(--app-text);background:var(--app-bg)}.app-shell-header{background:var(--app-surface);color:var(--app-text);border-bottom:1px solid var(--app-border);padding:14px max(18px,calc((100vw - 1160px)/2)) 0}.app-shell-top{display:flex;justify-content:space-between;align-items:center;gap:12px}.app-shell-brand{font-size:17px;font-weight:850;letter-spacing:.04em;white-space:nowrap}.app-shell-brand span{color:var(--app-accent)}.app-theme-picker{display:flex;gap:3px;background:var(--app-bg);border:1px solid var(--app-border);border-radius:10px;padding:3px}.app-theme-picker button{display:flex;align-items:center;gap:5px;padding:8px 10px;min-height:36px;border-radius:7px;color:var(--app-muted);font-size:12px}.app-theme-picker button[aria-pressed=true]{background:var(--app-action);color:#fff}.app-shell-nav{display:flex;gap:20px;overflow-x:auto;white-space:nowrap;padding-top:10px}.app-shell-nav a{color:var(--app-muted);font-size:13px;padding:10px 0;border-bottom:3px solid transparent}.app-shell-nav a[aria-current=page]{color:var(--app-accent);border-color:var(--app-accent);font-weight:700}.app-shell-header :focus-visible{outline:2px solid var(--app-accent);outline-offset:3px}@media(max-width:480px){.app-shell-brand{font-size:13px}.app-theme-picker button{padding:7px}.app-shell-nav{gap:18px}}html[data-theme=light] .bg-clip-text.text-transparent{color:var(--app-accent);background-image:none}