/* ============================================================
   Fire Safety Resource Hub — Shared Stylesheet
   Clean, accessible, print-friendly
   ============================================================ */

:root {
  --color-brand: #1f2937;         /* navy (matches footer) for headings/accents */
  --color-brand-dark: #111827;
  --color-brand-light: #dbeafe;
  --color-ink: #1f2937;           /* body text */
  --color-ink-soft: #4b5563;
  --color-rule: #e5e7eb;
  --color-bg: #ffffff;
  --color-bg-alt: #f9fafb;
  --color-warning: #fffbeb;
  --color-warning-border: #f59e0b;
  --color-success: #ecfdf5;
  --color-success-border: #10b981;
  --color-info: #eff6ff;
  --color-info-border: #3b82f6;
  --radius: 8px;
  --max-width: 1100px;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
  font-size: 17px;
}

/* ---------- Header / Nav ---------- */
.site-header {
  background: var(--color-brand);
  color: #fff;
  border-bottom: 4px solid var(--color-brand-dark);
}
.site-header .inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.site-header a.brand {
  color: #fff;
  text-decoration: none;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.3px;
}
.site-header .brand .mark {
  display: inline-block;
  width: 44px;
  height: 44px;
  object-fit: contain;
  vertical-align: middle;
  margin-right: 10px;
}

nav.primary {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
}
nav.primary a {
  color: #fff;
  text-decoration: none;
  font-size: 0.95rem;
  padding: 6px 8px;
  border-radius: 4px;
}
nav.primary a:hover,
nav.primary a[aria-current="page"] {
  background: rgba(255,255,255,0.15);
  text-decoration: underline;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(180deg, #fef2f2 0%, #ffffff 100%);
  border-bottom: 1px solid var(--color-rule);
}
.hero .inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px 40px;
}
.hero h1 {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  line-height: 1.2;
  margin: 0 0 12px;
  color: var(--color-brand-dark);
}
.hero p.lede {
  font-size: 1.15rem;
  color: var(--color-ink-soft);
  margin: 0 0 20px;
  max-width: 720px;
}

/* ---------- Layout ---------- */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px 24px 64px;
}

article h2 {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  color: var(--color-brand-dark);
  margin: 36px 0 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-brand-light);
}
article h3 {
  font-size: 1.2rem;
  margin: 24px 0 6px;
  color: var(--color-ink);
}
article p, article li { color: var(--color-ink); }

article ul, article ol { padding-left: 22px; }
article li { margin: 6px 0; }

a { color: var(--color-brand-dark); }
a:hover { color: var(--color-brand); }

/* ---------- Cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin: 24px 0;
}
.card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
}
.card h3 {
  margin-top: 0;
  color: var(--color-brand-dark);
}
.card p { flex-grow: 1; color: var(--color-ink-soft); font-size: 0.97rem; }
.card a.btn { align-self: flex-start; }

/* ---------- Buttons / CTA ---------- */
.btn {
  display: inline-block;
  background: var(--color-brand);
  color: #fff !important;
  text-decoration: none;
  padding: 10px 18px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  margin-top: 12px;
}
.btn:hover { background: var(--color-brand-dark); color: #fff !important; }
.btn.ghost {
  background: transparent;
  color: var(--color-brand-dark) !important;
  border: 2px solid var(--color-brand);
}
.btn.ghost:hover { background: var(--color-brand-light); }

/* ---------- Callouts ---------- */
.callout {
  border-left: 4px solid var(--color-info-border);
  background: var(--color-info);
  padding: 14px 18px;
  border-radius: 4px;
  margin: 18px 0;
}
.callout.warning {
  border-left-color: var(--color-warning-border);
  background: var(--color-warning);
}
.callout.success {
  border-left-color: var(--color-success-border);
  background: var(--color-success);
}
.callout strong { display: block; margin-bottom: 4px; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; margin: 18px 0; }
table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.95rem;
  background: #fff;
}
th, td {
  border: 1px solid var(--color-rule);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}
thead th {
  background: var(--color-brand);
  color: #fff;
  font-weight: 600;
}
tbody tr:nth-child(even) td { background: var(--color-bg-alt); }

/* ---------- FAQ / Q&A ---------- */
.qa { border-top: 1px solid var(--color-rule); padding: 18px 0; }
.qa h3.q { color: var(--color-brand-dark); margin: 0 0 6px; }
.qa p.a { margin: 0; color: var(--color-ink); }

/* ---------- Checklist ---------- */
.checklist { list-style: none; padding-left: 0; }
.checklist li {
  padding: 8px 10px 8px 34px;
  position: relative;
  border-bottom: 1px dashed var(--color-rule);
}
.checklist li:before {
  content: "";
  position: absolute;
  left: 6px;
  top: 12px;
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-brand);
  border-radius: 3px;
  background: #fff;
}

/* ---------- Footer ---------- */
footer.site-footer {
  background: #1f2937;
  color: #e5e7eb;
  padding: 32px 24px;
  margin-top: 40px;
  font-size: 0.93rem;
}
footer.site-footer .inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 28px;
}
footer.site-footer h4 {
  color: #fff;
  font-size: 1rem;
  margin: 0 0 10px;
  border-bottom: 1px solid #374151;
  padding-bottom: 6px;
}
footer.site-footer a { color: #fecaca; text-decoration: none; }
footer.site-footer a:hover { text-decoration: underline; }
footer.site-footer ul { list-style: none; padding: 0; margin: 0; }
footer.site-footer li { margin: 4px 0; }
footer.site-footer .fine {
  grid-column: 1 / -1;
  border-top: 1px solid #374151;
  padding-top: 14px;
  color: #9ca3af;
  font-size: 0.85rem;
}

/* ---------- Disclaimer banner ---------- */
.disclaimer {
  background: #111827;
  color: #d1d5db;
  font-size: 0.85rem;
  padding: 8px 24px;
  text-align: center;
}
.disclaimer strong { color: #fff; }

/* ---------- Utility ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.muted { color: var(--color-ink-soft); }
.big-num {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  color: var(--color-brand);
  line-height: 1;
}

/* ---------- Blog Index ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin: 28px 0;
}
.blog-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.15s ease;
}
.blog-card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}
.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 0.85rem;
  color: var(--color-ink-soft);
}
.blog-card-meta time { white-space: nowrap; }
.tag {
  display: inline-block;
  background: var(--color-brand-light);
  color: var(--color-brand-dark);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.blog-card h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--color-brand-dark);
  margin: 0 0 10px;
  line-height: 1.3;
  border: none;
  padding: 0;
}
.blog-card p {
  color: var(--color-ink-soft);
  font-size: 0.97rem;
  flex-grow: 1;
  margin: 0 0 16px;
}
.blog-card a.read-more {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-brand-dark);
  text-decoration: none;
  align-self: flex-start;
}
.blog-card a.read-more:hover { text-decoration: underline; }

/* ---------- Blog Post ---------- */
.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  color: var(--color-ink-soft);
  margin-top: 8px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-rule);
}
.post-meta time { white-space: nowrap; }

.post-cta {
  background: var(--color-info);
  border: 1px solid var(--color-info-border);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin: 32px 0;
}
.post-cta h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
  color: var(--color-brand-dark);
}
.post-cta p { margin: 0 0 14px; font-size: 0.97rem; color: var(--color-ink-soft); }

.post-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--color-rule);
  padding-top: 20px;
  margin-top: 40px;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.92rem;
}

/* ---------- Partner Contact Form ---------- */
.partner-form-section {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-rule);
  border-bottom: 1px solid var(--color-rule);
  padding: 40px 24px;
}
.partner-form-section .inner {
  max-width: 800px;
  margin: 0 auto;
}
.partner-form-heading {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  color: var(--color-brand-dark);
  margin: 0 0 6px;
}
.partner-form-sub {
  color: var(--color-ink-soft);
  margin: 0 0 28px;
  font-size: 1rem;
}
.partner-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row { display: contents; }
.two-col-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-ink);
}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group textarea {
  padding: 10px 12px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 0.97rem;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  width: 100%;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}
.form-group textarea {
  resize: vertical;
  min-height: 100px;
}
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 4px;
}
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.97rem;
  font-weight: 400;
  color: var(--color-ink);
  cursor: pointer;
}
.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  border: 1px solid #d1d5db;
  border-radius: 3px;
  accent-color: var(--color-brand);
  cursor: pointer;
  flex-shrink: 0;
}
.req {
  color: #dc2626;
  margin-left: 2px;
}
.form-required-note {
  font-size: 0.83rem;
  color: var(--color-ink-soft);
  margin: 0;
}
.form-submit-btn {
  align-self: flex-start;
  margin-top: 4px;
  padding: 12px 28px;
  font-size: 1rem;
}
.form-submit-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}
.field-error {
  color: #dc2626;
  font-size: 0.83rem;
  margin-top: 4px;
}
.form-status {
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 500;
}
.form-status--success {
  background: var(--color-success);
  border: 1px solid var(--color-success-border);
  color: #065f46;
}
.form-status--error {
  background: #fef2f2;
  border: 1px solid #fca5a5;
  color: #991b1b;
}

@media (max-width: 720px) {
  .hero h1 { font-size: 1.8rem; }
  article h2 { font-size: 1.35rem; }
  footer.site-footer .inner { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .two-col-form { grid-template-columns: 1fr; }
}