@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap");:root{--bg-0:#061019;--bg-1:#09192a;--text:#e8f0f6;--text-dim:#9fb4c6;--line:rgba(173,201,225,.2);--line-strong:rgba(173,201,225,.35);--brand-soft:rgba(52,211,153,.16);--danger-soft:rgba(239,93,114,.18);--shadow:0 14px 36px rgba(0,0,0,.32)}*{box-sizing:border-box}body,html{margin:0;padding:0;min-height:100%;font-family:Manrope,Segoe UI,sans-serif;color:var(--text);background:radial-gradient(1100px 520px at 6% -8%,#1f3852 0,transparent 55%),radial-gradient(900px 480px at 94% 0,#173e36 0,transparent 55%),linear-gradient(180deg,var(--bg-1),var(--bg-0))}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}.app-shell{min-height:100vh;display:flex;flex-direction:column;position:relative;isolation:isolate}.app-header{position:-webkit-sticky;position:sticky;top:0;z-index:20000;border-bottom:1px solid var(--line);background:rgba(8,21,33,.88);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);isolation:isolate;pointer-events:auto}.app-header-row{width:100%;margin:0;padding:12px 18px;display:flex;align-items:center;justify-content:space-between;gap:16px;position:relative;z-index:1}.brand-wrap{display:flex;flex-direction:column;gap:2px;min-width:220px}.brand-title{font-size:20px;font-weight:800;letter-spacing:.01em}.brand-sub{font-size:12px;color:var(--text-dim)}.app-nav{display:flex;gap:8px;flex-wrap:wrap;position:relative;z-index:2;pointer-events:auto}.app-nav-link{border:1px solid var(--line);border-radius:10px;padding:7px 10px;color:#d5e4f0;font-size:13px;font-weight:700;transition:border-color .12s ease,background .12s ease,transform .12s ease}.app-nav-link:hover{border-color:var(--line-strong);background:hsla(0,0%,100%,.04)}.app-nav-link.is-active{border-color:rgba(52,211,153,.55);background:var(--brand-soft);color:#dcfff1}.header-actions{display:flex;gap:10px;align-items:center;justify-content:flex-end;flex-wrap:wrap;color:var(--text-dim);font-size:12px;position:relative;z-index:2;pointer-events:auto}.workspace{width:100%;margin:0;padding:16px 18px 18px;position:relative;z-index:0}.page-grid{display:grid;grid-gap:18px;gap:18px;width:min(1380px,100%);margin:0 auto}.page-grid.page-grid-full{width:100%;margin:0}.surface{border:1px solid var(--line);border-radius:14px;background:linear-gradient(180deg,rgba(18,37,56,.92),rgba(14,31,47,.92));box-shadow:var(--shadow)}.surface.pad{padding:14px}.surface-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;flex-wrap:wrap}.page-title{margin:0;font-size:24px;font-weight:800;letter-spacing:.01em}.page-sub{margin:4px 0 0;color:var(--text-dim);font-size:13px}.section-nav{margin-top:14px}.shell-note{color:var(--text-dim);font-size:12px}@media (max-width:980px){.app-header-row{align-items:flex-start;flex-direction:column;padding:10px 12px}.workspace{padding:12px}.page-grid{width:100%}}