:root{color-scheme:light;--nuol-blue: #0b3d91;--nuol-blue-dark: #082a66;--bg: #f4f6fb;--card-bg: #ffffff;--text: #1a1f2b;--muted: #5b6472;--border: #e1e5ec}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.centered{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;padding:2rem;text-align:center}.error{color:#b3261e;max-width:32rem}.portal{max-width:720px;margin:0 auto;padding:2rem 1.25rem 3rem}.portal__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem}.portal__header h1{font-size:1.25rem;letter-spacing:.04em;color:var(--nuol-blue)}.logout{border:1px solid var(--border);background:var(--card-bg);border-radius:.5rem;padding:.5rem 1rem;cursor:pointer;color:var(--text)}.logout:hover{background:var(--bg)}.profile-card{display:flex;gap:1rem;align-items:center;background:var(--card-bg);border:1px solid var(--border);border-radius:.75rem;padding:1.25rem;margin-bottom:1.5rem}.profile-card__avatar{font-size:2.5rem;line-height:1}.profile-card__name{font-weight:600;font-size:1.1rem}.profile-card__id{color:var(--muted);font-size:.9rem;margin-top:.15rem}.profile-card__affiliations{margin-top:.5rem;display:flex;gap:.4rem;flex-wrap:wrap}.badge{background:var(--nuol-blue);color:#fff;border-radius:999px;padding:.15rem .6rem;font-size:.75rem;text-transform:capitalize}.tile-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}@media (min-width: 480px){.tile-grid{grid-template-columns:repeat(3,1fr)}}.tile{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem;background:var(--card-bg);border:1px solid var(--border);border-radius:.75rem;padding:1.5rem .5rem;text-decoration:none;color:var(--text);font-weight:600;transition:transform .1s ease,box-shadow .1s ease}.tile:not(.tile--disabled):hover{transform:translateY(-2px);box-shadow:0 4px 14px #0b3d911f;border-color:var(--nuol-blue)}.tile--disabled{opacity:.45;cursor:not-allowed}.tile__icon{font-size:1.75rem}.tile__label{font-size:.9rem}