* { box-sizing: border-box; }

:root {
  --blue: #17577a;
  --orange: #f7a93b;
  --teal: #00979e;
  --red: #de4c39;
  --cream: #ffe7c4;
  --text: #18313d;
  --muted: #66757d;
  --bg: #f6f8f9;
  --white: #ffffff;
  --border: #dfe7ea;
}

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
}

.container {
  width: min(100% - 32px, 980px);
  margin-inline: auto;
}

.hero {
  background: var(--blue);
  color: white;
  padding: 28px 0 34px;
}

.brand {
  display: inline-flex;
  max-width: 760px;
  padding: 7px 12px;
  border-radius: 9px;
  background: rgba(255,255,255,.13);
  font-weight: 800;
  letter-spacing: .03em;
  font-size: .72rem;
  line-height: 1.35;
}

.hero h1 {
  margin: 16px 0 7px;
  font-size: clamp(1.65rem, 5.5vw, 2.5rem);
  line-height: 1.1;
}

.hero p {
  margin: 0 0 22px;
  opacity: .9;
}

.search {
  display: flex;
  align-items: center;
  gap: 10px;
  background: white;
  color: var(--text);
  border-radius: 14px;
  padding: 0 15px;
  box-shadow: 0 8px 24px rgba(0,0,0,.12);
}

.search span { font-size: 1.45rem; }

.search input {
  width: 100%;
  border: 0;
  outline: 0;
  padding: 15px 0;
  font-size: 1rem;
  background: transparent;
}
.notice {
  margin-top: 18px;
  padding: 14px 16px;
  background: var(--cream);
  border-left: 4px solid var(--orange);
  border-radius: 10px;
  color: var(--text);
}

.notice-title {
  margin-bottom: 4px;
  font-size: .78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--blue);
}

.notice-text {
  font-size: .88rem;
  line-height: 1.5;
}
.main { padding: 24px 0 48px; }

.categories {
  display: flex;
  gap: 9px;
  overflow-x: auto;
  padding-bottom: 5px;
  scrollbar-width: thin;
}

.category {
  flex: 0 0 auto;
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--blue);
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
}

.category.active {
  background: var(--blue);
  color: white;
  border-color: var(--blue);
}

.results-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin: 27px 0 13px;
}

.results-head h2 { margin: 0 0 4px; font-size: 1.35rem; }
.results-head p { margin: 0; color: var(--muted); font-size: .9rem; }

.text-button {
  border: 0;
  background: transparent;
  color: var(--blue);
  font-weight: 700;
  cursor: pointer;
}

.faq-list { display: grid; gap: 10px; }

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  border: 0;
  background: transparent;
  padding: 18px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  text-align: left;
  color: var(--text);
  font: inherit;
  font-weight: 750;
  cursor: pointer;
}

.faq-question:hover { background: #fbfcfc; }

.chevron {
  flex: 0 0 auto;
  font-size: 1.2rem;
  color: var(--blue);
  transition: transform .2s ease;
}

.faq-item.open .chevron { transform: rotate(180deg); }

.faq-answer {
  display: none;
  padding: 0 18px 18px;
  color: #40535c;
  line-height: 1.65;
}

.faq-item.open .faq-answer { display: block; }

.category-label {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--teal);
  font-size: .78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.empty {
  background: white;
  border: 1px dashed var(--border);
  border-radius: 14px;
  padding: 30px 20px;
  text-align: center;
}

.empty h3 { margin: 0 0 6px; }
.empty p { margin: 0; color: var(--muted); }

footer {
  border-top: 1px solid var(--border);
  background: white;
  color: var(--muted);
  padding: 22px 0;
  font-size: .86rem;
}

@media (min-width: 760px) {
  .hero { padding-top: 38px; padding-bottom: 44px; }
  .main { padding-top: 32px; }
  .faq-question { padding: 20px 22px; }
  .faq-answer { padding: 0 22px 22px; max-width: 850px; }
}