/* Shared navigation for the public website. */
.sdaa-public-header {
    position: sticky;
    top: 0;
    z-index: 999;
    background: linear-gradient(135deg, #0d4a25, #1d5f2f);
    color: #fff;
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.5;
}
.sdaa-public-header *, .sdaa-public-header *::before, .sdaa-public-header *::after { box-sizing: border-box; }
.sdaa-public-header-inner {
    width: 92%;
    max-width: 1280px;
    min-height: 92px;
    margin: 0 auto;
    padding: 12px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
}
.sdaa-public-brand {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    gap: 16px;
    color: #fff;
    text-decoration: none;
}
.sdaa-public-brand img { width: 74px; height: 74px; flex-shrink: 0; object-fit: contain; }
.sdaa-public-brand-title { display: block; font: 700 28px/1.1 Georgia, serif; }
.sdaa-public-brand-subtitle { display: block; font-size: 15px; opacity: .95; }
.sdaa-public-nav { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 12px 22px; }
.sdaa-public-nav a { color: #fff; font-size: 16px; font-weight: 700; text-decoration: none; }
.sdaa-public-nav a:hover, .sdaa-public-nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: 5px; }
.sdaa-public-header a:focus-visible { outline: 2px solid #fff; outline-offset: 5px; border-radius: 4px; }
.sdaa-public-nav .sdaa-public-login { padding: 12px 18px; border: 1px solid rgba(255,255,255,.15); border-radius: 10px; background: rgba(255,255,255,.12); }
@media (max-width: 1120px) {
    .sdaa-public-header-inner { flex-direction: column; align-items: flex-start; gap: 14px; }
    .sdaa-public-nav { justify-content: flex-start; gap: 12px 20px; }
}
@media (max-width: 600px) {
    /* Keep content in view on small screens when the navigation wraps. */
    .sdaa-public-header { position: relative; }
    .sdaa-public-brand img { width: 56px; height: 56px; }
    .sdaa-public-brand-title { font-size: 24px; }
    .sdaa-public-brand-subtitle { font-size: 14px; }
    .sdaa-public-nav { gap: 10px 16px; }
    .sdaa-public-nav a { font-size: 14px; }
    .sdaa-public-nav .sdaa-public-login { padding: 8px 12px; }
}