/* ============================================================
   NEWSLETTER
============================================================ */
#newsletter {
  background: var(--blue-bg);
  border-top: 1px solid rgba(45,127,200,0.15);
  border-bottom: 1px solid rgba(45,127,200,0.15);
  padding: 2.5rem var(--px);
  display: flex; align-items: center;
  justify-content: space-between; gap: 2rem; flex-wrap: wrap;
}
.nl-text h3 {
  font-family: 'Playfair Display', serif;
  font-size: 22px; color: var(--ink); margin-bottom: 4px;
}
.nl-text p { font-size: 13px; color: var(--muted); font-weight: 300; }
.nl-form { display: flex; gap: 8px; flex: 1; max-width: 440px; }
.nl-form input {
  flex: 1; border: 1px solid rgba(45,127,200,0.25);
  background: #fff; padding: 11px 14px;
  border-radius: var(--r); font-size: 13px;
  font-family: 'DM Sans', sans-serif; outline: none;
  transition: border-color var(--ease);
}
.nl-form input:focus { border-color: var(--blue); }
.nl-form button {
  background: var(--blue); color: #fff;
  border: none; padding: 11px 22px;
  font-size: 12px; font-weight: 500;
  letter-spacing: 1px; text-transform: uppercase;
  border-radius: var(--r); white-space: nowrap;
  transition: background var(--ease);
}
.nl-form button:hover { background: var(--blue-dark); }

/* ============================================================
   FOOTER
============================================================ */
footer {
  background: var(--footer-bg);
  border-top: 3px solid var(--blue);
  padding: clamp(2rem, 4vw, 3rem) var(--px) 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem; margin-bottom: 2.5rem;
}
.footer-brand .logo img {
  height: 24px; width: auto; display: block;
  margin-bottom: 1rem;
  filter: brightness(0) invert(1);
}
.footer-brand p {
  font-size: 12px; color: #6b7280;
  font-weight: 300; line-height: 1.7;
  max-width: 230px; margin-bottom: 1.25rem;
}
.social-row { display: flex; gap: 8px; }
.social-btn {
  width: 32px; height: 32px;
  background: rgba(45,127,200,0.12);
  border: 1px solid rgba(45,127,200,0.2);
  border-radius: var(--r);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue); font-size: 15px;
  transition: background var(--ease), border-color var(--ease);
}
.social-btn:hover { background: var(--blue); color: #fff; border-color: var(--blue); }
.footer-col h5 {
  font-size: 10px; letter-spacing: 2px;
  text-transform: uppercase; color: var(--blue);
  margin-bottom: 1.1rem;
}
.footer-col a {
  display: block; font-size: 13px; color: #6b7280;
  margin-bottom: 8px;
  transition: color var(--ease);
}
.footer-col a:hover { color: #c8d8e8; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.25rem;
  display: flex; justify-content: space-between;
  align-items: center; flex-wrap: wrap; gap: 0.75rem;
}
.footer-bottom p { font-size: 11px; color: #4b5563; }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a {
  font-size: 11px; color: #4b5563;
  transition: color var(--ease);
}
.footer-links a:hover { color: #c8d8e8; }

/* ============================================================
   BACK TO TOP
============================================================ */
#back-top {
  position: fixed; bottom: 2rem; right: 2rem;
  width: 42px; height: 42px;
  background: var(--blue); color: #fff;
  border: none; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; opacity: 0; pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
  z-index: 300;
  box-shadow: 0 4px 12px rgba(45,127,200,0.35);
}
#back-top.show { opacity: 1; pointer-events: auto; }
#back-top:hover { transform: translateY(-3px); }