.information-page article { max-width: 820px; margin: 44px auto; }
.information-page h1 { font-size: clamp(1.8rem,4vw,2.6rem); }
.information-page .lead { font-size: 1.1rem; line-height: 1.9; }
.information-page article section { padding: 22px 0; border-top: 1px solid #d8e3e7; }
.information-page p, .information-page li { line-height: 1.9; }
.information-page li { margin-bottom: 10px; }
.information-page article a { color: #087c86; text-decoration: underline; font-weight: 700; }
.material-tools { display: flex; flex-wrap: wrap; gap: 16px; align-items: end; margin: 20px 0; }
.material-tools label { display: grid; gap: 8px; font-weight: 700; flex: 1 1 210px; }
.material-tools input,.material-tools select { width: 100%; border: 1px solid #91b9c2; border-radius: 10px; padding: 12px; min-height: 46px; font: inherit; background: white; color: #173b52; }
.material-count { color: #496373; line-height: 1.8; }
.filter-reset { font: inherit; min-height: 44px; padding: 10px 16px; border: 1px solid #087c86; border-radius: 10px; color: #087c86; background: #fff; cursor: pointer; margin-bottom: 22px; }
.filter-reset:hover { background: #edf8f9; }
.filter-reset:focus-visible, .material-tools input:focus-visible, .material-tools select:focus-visible { outline: 3px solid #c58220; outline-offset: 3px; }
.learning-links { display: flex; flex-wrap: wrap; gap: 12px 24px; margin: 20px 0; }
.learning-links a { color: #087c86; text-decoration: underline; font-weight: 700; }
.question-index { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
.question-index a { display: block; padding: 18px; background: #fff; border: 1px solid #c8e4e7; border-radius: 12px; color: #173b52; line-height: 1.7; }
.question-index a:hover { border-color: #087c86; background: #edf8f9; }
.question-index span { display: block; color: #087c86; }
[hidden] { display: none !important; }
@media(max-width:560px) { .question-index { grid-template-columns: 1fr; } }

.active-filters, .search-examples { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 12px 0; }
.active-filters .filter-reset, .search-examples .filter-reset { margin: 0; overflow-wrap: anywhere; max-width: 100%; text-align: left; }
.material-empty { margin: 14px 0; padding: 20px; border: 1px solid #b8dfe2; border-radius: 12px; background: #effbfc; }
.material-empty p { line-height: 1.8; overflow-wrap: anywhere; }
.material-empty > .filter-reset { margin-bottom: 0; }

.hero-search { margin-top: 24px; max-width: 530px; }
.hero-search label { display: block; margin-bottom: 8px; color: #173b52; font-weight: 700; }
.hero-search-row { display: flex; gap: 8px; }
.hero-search input { min-width: 0; width: 100%; padding: 12px; border: 1px solid #91b9c2; border-radius: 10px; font: inherit; background: #fff; color: #173b52; }
.hero-search button { flex: 0 0 auto; min-height: 48px; padding: 12px 20px; border: 0; border-radius: 10px; background: #087c86; color: #fff; font: inherit; font-weight: 700; cursor: pointer; }
.hero-search button:hover { background: #075b65; }
.hero-search input:focus-visible, .hero-search button:focus-visible, .question-index a:focus-visible, .catalog-summary a:focus-visible { outline: 3px solid #c58220; outline-offset: 3px; }
.catalog-summary { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 20px; }
.catalog-summary a { display: inline-flex; align-items: center; min-height: 44px; }
.information-page .question-entry { max-width: none; margin: 0; padding: 20px; border: 1px solid #c8e4e7; border-radius: 12px; background: #fff; min-width: 0; }
.question-entry .question-meta { margin: 0 0 8px; color: #496373; font-size: .875rem; }
.question-entry h2 { margin: 0 0 14px; font-size: 1.15rem; line-height: 1.6; }
.question-index .question-entry a { border: 0; padding: 0; border-radius: 4px; background: transparent; }
.question-index .question-title { color: #173b52; text-decoration: none; }
.question-index .question-title:hover { text-decoration: underline; }
.question-entry-actions { display: flex; flex-wrap: wrap; gap: 6px 18px; align-items: center; }
.question-index .question-entry-actions a { display: inline-flex; align-items: center; min-height: 44px; font-size: .875rem; }
.question-index .question-entry-actions a:first-child { padding: 8px 12px; background: #087c86; color: #fff; text-decoration: none; border-radius: 8px; }
.question-index .question-entry-actions a:first-child:hover { background: #075b65; }
#questions, #materials { scroll-margin-top: 20px; }
@media(max-width:560px) { .hero-search button { padding-inline: 16px; } }