:root {
  --teal: #114c5f;
  --tl: #1e88a8;
  --tp: #eaf4f7;
  --tx: #0f2027;
  --mu: #5a6b72;
  --bd: rgba(17, 76, 95, 0.09);
  /* Footer dark palette */
  --fd: #070f14; /* footer bg */
  --fd2: #0d1e27; /* card / column bg */
  --fd3: #122533; /* hover bg */
  --fl: #fff; /* heading text */
  --fm: rgba(178, 210, 220, 0.65); /* body text */
  --fb: rgba(255, 255, 255, 0.07); /* border */
  --fa: #7ed4e8; /* accent / links */
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ══════════════════════════════════════
   MAIN FOOTER BODY
══════════════════════════════════════ */
.wbf {
  background: var(--fd);
  font-family: "Poppins", sans-serif;
  color: var(--fm);
  padding: 72px 0 0;
  position: relative;
  overflow: hidden;
}

/* subtle grid texture */
.wbf::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(126, 212, 232, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(126, 212, 232, 0.03) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 20%, transparent 70%);
}

.wbf-inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 40px;
  position: relative;
  z-index: 1;
}

.wbf-col-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}
.wbf-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.wbf-logo img {
  height: 140px;
  width: auto;
  filter: brightness(1.1);
  display: block;
}
.wbf-logo-fb {
  font-family: "Inter", sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
  display: none;
}
.wbf-logo-fb span {
  color: var(--fa);
}
.wbf-tagline {
  font-size: 13px;
  color: var(--fm);
  line-height: 1.6;
  max-width: 360px;
}
.wbf-social {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.wbf-soc {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--fb);
  background: rgba(255, 255, 255, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background 0.2s,
    border-color 0.2s,
    transform 0.2s;
  text-decoration: none;
}
.wbf-soc:hover {
  background: var(--tl);
  border-color: var(--tl);
  transform: translateY(-2px);
}
.wbf-soc svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: #fff;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

/* ── Main grid: 4 columns (Brand Left, Quick Links, Products, Contact) ── */
.wbf-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1.2fr 1fr;
  gap: 40px 28px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--fb);
}
.wbf-grid > div {
  min-width: 0;
}

/* Column heading */
.wbf-col-hd {
  font-family: "Inter", sans-serif;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--fa);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.wbf-col-hd::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(126, 212, 232, 0.15);
}

/* Links */
.wbf-lk {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--fm);
  text-decoration: none;
  padding: 4px 0;
  transition:
    color 0.2s,
    padding-left 0.2s;
  line-height: 1.5;
}
.wbf-lk::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--tl);
  flex-shrink: 0;
  opacity: 0;
  transition: opacity 0.2s;
}
.wbf-lk:hover {
  color: var(--fa);
  padding-left: 6px;
}
.wbf-lk:hover::before {
  opacity: 1;
}

/* About col */
.wbf-about-text {
  font-size: 13px;
  line-height: 1.75;
  color: var(--fm);
  margin-bottom: 20px;
}
.wbf-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.wbf-stat {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--fb);
  border-radius: 10px;
  padding: 12px 14px;
  text-align: center;
}
.wbf-stat-n {
  font-family: "Inter", sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
  line-height: 1;
  margin-bottom: 3px;
}
.wbf-stat-n small {
  font-size: 0.6em;
  color: var(--fa);
}
.wbf-stat-l {
  font-size: 10px;
  color: var(--fm);
  line-height: 1.3;
}

/* Contact col */
.wbf-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 13px;
  line-height: 1.55;
}
.wbf-contact-ic {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: rgba(30, 136, 168, 0.15);
  border: 1px solid rgba(30, 136, 168, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}
.wbf-contact-ic svg {
  width: 14px;
  height: 14px;
  stroke: var(--fa);
  stroke-width: 1.8;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.wbf-contact-val {
  color: var(--fm);
}
.wbf-contact-val a {
  color: var(--fm);
  text-decoration: none;
  transition: color 0.2s;
}
.wbf-contact-val a:hover {
  color: var(--fa);
}
.wbf-contact-lbl {
  font-size: 10px;
  color: rgba(178, 210, 220, 0.4);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 2px;
}

/* Office boxes */
.wbf-office {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--fb);
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 10px;
  transition:
    background 0.2s,
    border-color 0.2s;
}
.wbf-office:hover {
  background: rgba(30, 136, 168, 0.08);
  border-color: rgba(30, 136, 168, 0.2);
}
.wbf-office:last-child {
  margin-bottom: 0;
}
.wbf-office-city {
  font-family: "Inter", sans-serif;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.3px;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.wbf-office-city::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--tl);
  flex-shrink: 0;
}
.wbf-office-addr {
  font-size: 12px;
  line-height: 1.6;
  color: var(--fm);
}

/* ══════════════════════════════════════
   BOTTOM BAR
══════════════════════════════════════ */
.wbf-bottom {
  max-width: 1440px;
  margin: 0 auto;
  padding: 20px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}
.wbf-copy {
  font-size: 12px;
  color: rgba(178, 210, 220, 0.45);
}
.wbf-copy a {
  color: rgba(178, 210, 220, 0.45);
  text-decoration: none;
  transition: color 0.2s;
}
.wbf-copy a:hover {
  color: var(--fa);
}
.wbf-certs {
  display: flex;
  align-items: center;
  gap: 14px;
}
.wbf-cert {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--fb);
  border-radius: 6px;
  padding: 4px 12px;
  font-family: "Inter", sans-serif;
  font-size: 10px;
  font-weight: 700;
  color: rgba(178, 210, 220, 0.5);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.wbf-bottom-links {
  display: flex;
  align-items: center;
  gap: 20px;
}
.wbf-bottom-links a {
  font-size: 12px;
  color: rgba(178, 210, 220, 0.45);
  text-decoration: none;
  transition: color 0.2s;
}
.wbf-bottom-links a:hover {
  color: var(--fa);
}

/* ── Responsive ── */
@media (max-width: 1100px) {
  .wbf-grid {
    grid-template-columns: 1.2fr 1fr 1.2fr 1fr;
    gap: 28px 20px;
  }
}
@media (max-width: 768px) {
  .wbf {
    padding: 52px 0 0;
  }
  .wbf-inner {
    padding: 0 20px;
  }
  .wbf-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 36px;
    padding-bottom: 28px;
  }
  .wbf-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px 20px;
  }

  .wbf-bottom {
    padding: 16px 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}
@media (max-width: 480px) {
  .wbf-grid {
    grid-template-columns: 1fr;
  }
  .wbf-grid > .wbf-col-about {
    grid-column: auto;
  }
  .wbf-stats {
    grid-template-columns: 1fr 1fr;
  }
}