/* ============================================================
 * Custom site footer
 * 4-column desktop grid: brand / aux pages / topics / newsletter.
 * Mobile: stacks to single column. Matches Blogmatic's existing
 * dark footer background but with our own structure inside.
 * ============================================================ */

.sib-footer {
  --footer-bg:          #1a1815;
  --footer-bg-soft:     #2a2620;
  --footer-bg-input:    #ffffff;
  --footer-ink:         #f2ece0;
  --footer-ink-soft:    #b8b0a0;
  --footer-rule:        rgba(242, 236, 224, 0.14);
  --footer-rule-strong: rgba(242, 236, 224, 0.35);
  --footer-accent:      #d96a3a;

  background: var(--footer-bg) !important;
  color: var(--footer-ink) !important;
  padding: 0 !important;
  margin: 0 !important;
}

.sib-footer * { box-sizing: border-box; }

.sib-footer__inner {
  width: min(1280px, 92vw);
  margin: 0 auto;
  padding: clamp(48px, 6vw, 80px) 0 0;
}

/* ───────────── Grid ───────────── */
.sib-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr 1.6fr;
  gap: clamp(28px, 4vw, 56px);
  padding-bottom: clamp(36px, 5vw, 56px);
}

/* ───────────── Brand column ───────────── */
.sib-footer__brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}
.sib-footer__logo-link {
  display: inline-block;
  line-height: 0;
}
.sib-footer__logo {
  width: 140px;
  max-width: 140px;
  height: auto !important;
  display: block;
}
.sib-footer__tagline {
  margin: 0;
  color: var(--footer-ink-soft);
  font-size: 13px;
  line-height: 1.45;
  width: 140px;
  max-width: 140px;
}

/* ───────────── Heading shared ───────────── */
.sib-footer__heading {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--footer-ink);
  margin: 0 0 18px;
}
/* CTA-style heading for newsletter — larger, mixed-case, prominent */
.sib-footer__heading--cta {
  font-size: 20px;
  letter-spacing: -0.01em;
  text-transform: none;
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 14px;
  max-width: 18ch;
}

/* ───────────── Aux + Topics nav columns ───────────── */
.sib-footer__col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.sib-footer__col li {
  margin: 0 0 10px;
  line-height: 1.45;
}
.sib-footer__col a {
  color: var(--footer-ink-soft);
  text-decoration: none;
  font-size: 14.5px;
  transition: color 0.18s ease;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
}
.sib-footer__col a:hover,
.sib-footer__col a:focus-visible {
  color: var(--footer-ink);
  border-bottom-color: var(--footer-accent);
}

/* ───────────── Newsletter column ───────────── */
.sib-footer__newsletter-form .wpcf7-form p {
  margin: 0;
}
.sib-footer__newsletter-form .sib-newsletter-form-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.sib-footer__newsletter-form input.sib-newsletter-input,
.sib-footer__newsletter-form input[type="email"] {
  flex: 1 1 180px;
  background: var(--footer-bg-input);
  border: 1px solid var(--footer-rule-strong);
  color: #1a1815;
  padding: 10px 12px;
  font-size: 14.5px;
  border-radius: 2px;
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
  min-width: 0;
}
.sib-footer__newsletter-form input[type="email"]::placeholder {
  color: #888073;
  opacity: 1;
}
.sib-footer__newsletter-form input[type="email"]:focus {
  border-color: var(--footer-accent);
  box-shadow: 0 0 0 2px rgba(217, 106, 58, 0.25);
}
.sib-footer__newsletter-form input.sib-newsletter-submit,
.sib-footer__newsletter-form input[type="submit"] {
  flex: 0 0 auto;
  background: var(--footer-accent);
  color: #ffffff;
  border: 0;
  padding: 10px 18px;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
  cursor: pointer;
  border-radius: 2px;
  transition: filter 0.18s ease;
}
.sib-footer__newsletter-form input[type="submit"]:hover,
.sib-footer__newsletter-form input[type="submit"]:focus-visible {
  filter: brightness(1.08);
}
.sib-footer__newsletter-form .wpcf7-response-output,
.sib-footer__newsletter-form .wpcf7-not-valid-tip {
  margin-top: 10px !important;
  padding: 8px 10px !important;
  font-size: 13px;
  line-height: 1.4;
  color: var(--footer-ink);
  background: var(--footer-bg-soft);
  border: 1px solid var(--footer-rule);
  border-radius: 2px;
}
.sib-footer__newsletter-form .wpcf7 form.sent .wpcf7-response-output {
  border-color: #3a7a4e !important;
  color: #c6e8d2 !important;
}
.sib-footer__newsletter-form .wpcf7 form.invalid .wpcf7-response-output {
  border-color: var(--footer-accent) !important;
}

/* ───────────── Bottom bar ───────────── */
.sib-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 22px 0 28px;
  border-top: 1px solid var(--footer-rule);
}
.sib-footer__copy {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--footer-ink-soft);
}
.sib-footer__social {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
}
.sib-footer__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--footer-rule);
  border-radius: 50%;
  color: var(--footer-ink-soft);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}
.sib-footer__social a:hover,
.sib-footer__social a:focus-visible {
  color: var(--footer-bg);
  background: var(--footer-ink);
  border-color: var(--footer-ink);
}

/* ───────────── Responsive ───────────── */
@media (max-width: 1100px) {
  .sib-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
  .sib-footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .sib-footer__grid { grid-template-columns: 1fr; }
  .sib-footer__bottom { flex-direction: column; align-items: flex-start; gap: 14px; }
}