.digital-directory {
    margin: 0;
    background: #e8f2fa;
    color: #092955;
    font: 16px/1.5 "Segoe UI", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}
.digital-header, .digital-header *, .digital-navigation, .digital-navigation *, .digital-reader { box-sizing: border-box; }
.digital-container { width: min(1240px, calc(100% - 64px)); margin: 0 auto; }
.digital-header { background: #fff; border-bottom: 1px solid #d6e5f5; }
.digital-header-inner { display: flex; align-items: center; gap: 24px; padding: 18px 0; }
.digital-brand { display: inline-flex; flex-shrink: 0; }
.digital-brand img { width: 100px; height: 68px; object-fit: contain; }
.digital-heading { flex: 1; }
.digital-heading h1 { margin: 0 0 4px; font-size: clamp(23px, 3vw, 32px); line-height: 1.2; letter-spacing: -.7px; }
.digital-heading p { margin: 0; color: #527198; font-size: 14px; }
.digital-back { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 46px; padding: 12px 20px; border: 1px solid #cbdfff; border-radius: 14px; color: #075bc5; background: #fff; text-decoration: none; font-size: 14px; font-weight: 600; transition: background .18s, border-color .18s; }
.digital-back:hover { background: #eef5ff; border-color: #075bc5; }
.digital-main { padding: 24px 0 32px; }
.digital-navigation { padding: 20px 24px; border-radius: 22px; background: #fff; box-shadow: 0 4px 18px rgba(9, 41, 85, .035); }
.digital-navigation-heading { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; font-size: 14px; font-weight: 700; }
.digital-navigation-heading i { color: #075bc5; font-size: 19px; }
.digital-sections { display: flex; flex-wrap: wrap; gap: 10px; }
.digital-section { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 44px; padding: 11px 18px; border: 1px solid #d2e2f8; border-radius: 12px; background: #fff; color: #315580; font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; transition: background .18s, color .18s, border-color .18s; }
.digital-section:hover { background: #eef5ff; border-color: #8db6ef; }
.digital-section.is-active { background: #075bc5; border-color: #075bc5; color: #fff; box-shadow: 0 4px 10px rgba(7, 91, 197, .16); }
.digital-back:focus-visible, .digital-section:focus-visible, .digital-brand:focus-visible { outline: 3px solid #ff981f; outline-offset: 4px; }
.digital-reader { width: 100%; max-width: 1000px; margin: 22px auto 0; padding: 22px 30px 30px; border: 2px solid #8db6ef; border-radius: 22px; background: #fff; }
#photobook { width: 100%; margin: 0 auto; }
.digital-reader-heading { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 18px; }
.digital-reader-heading h2 { margin: 0; font-size: 20px; letter-spacing: -.3px; }
.digital-reader-heading p { margin: 0; font-size: 16px; font-weight: 600; color: #315580; }
.digital-reader-heading i { margin-right: 5px; color: #075bc5; }
.digital-empty { padding: 50px 20px; text-align: center; color: #527198; }
.digital-empty[hidden] { display: none; }
@media (max-width: 760px) {
    .digital-container { width: calc(100% - 32px); }
    .digital-header-inner { flex-wrap: wrap; gap: 14px; }
    .digital-brand img { width: 76px; height: 56px; }
    .digital-heading p { font-size: 12px; }
    .digital-back { width: 100%; }
    .digital-main { padding-top: 16px; }
    .digital-navigation { padding: 18px; }
    .digital-section { flex: 1 1 auto; padding: 10px 14px; }
    .digital-reader { padding: 18px 8px; }
    .digital-reader-heading { flex-direction: column; align-items: flex-start; gap: 6px; padding: 0 6px; }
}
@media (prefers-reduced-motion: reduce) {
    .digital-back, .digital-section { transition: none; }
}