:root{--navy:#10253f;--ink:#172234;--muted:#697386;--line:#dfe5ec;--bg:#f4f7fa;--white:#fff;--cyan:#18a7b6;--green:#16805d;--amber:#a86712;--red:#b33b4a;--shadow:0 16px 45px rgba(16,37,63,.08)}*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}body{margin:0;min-height:100vh}a{color:var(--cyan);text-decoration:none}button,input{font:inherit}.app-shell{display:grid;grid-template-columns:260px 1fr}.sidebar{position:sticky;top:0;height:100vh;background:var(--navy);color:#fff;padding:28px 20px;display:flex;flex-direction:column}.brand{display:grid;grid-template-columns:44px 1fr;grid-template-rows:auto auto;column-gap:12px;color:inherit;align-items:center}.brand>span{grid-row:1/3;display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,#20c1c5,#1682b5);font-weight:800}.brand strong{font-size:19px}.brand small{color:#9fb1c4}.sidebar nav{display:grid;gap:7px;margin-top:42px}.sidebar nav a{color:#b7c4d2;padding:12px 14px;border-radius:9px;font-weight:600}.sidebar nav a:hover,.sidebar nav a.active{background:rgba(255,255,255,.09);color:#fff}.sidebar-footer{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding-top:18px;display:grid;gap:12px}.sidebar-footer small{display:block;color:#9fb1c4;margin-top:3px}.link-button{border:0;background:transparent;color:#8cdce1;padding:0;cursor:pointer}main{padding:34px 42px;min-width:0}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:30px}.page-header h1{margin:3px 0 0;font-size:29px}.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:11px;font-weight:800;color:var(--cyan);margin:0}.environment{font-size:11px;letter-spacing:.1em;font-weight:800;color:var(--green);background:#e7f5ef;border:1px solid #c8e9dc;padding:7px 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