/* ============================================
   FOOTER.CSS — Footer Styles
   Interior Design Website | Black & Gold Theme
   ============================================ */

.footer {
  background: var(--black-rich);
  border-top: 1px solid var(--black-border);
  position: relative;
  overflow: hidden;
}

/* Decorative top gold line */
.footer::before {
  content: '';
  position: absolute;
  top: 0; left: 10%; right: 10%;
  height: 1px;
  background: var(--grad-gold);
  opacity: 0.5;
}

/* ── FOOTER TOP (Main Content) ── */
.footer-top {
  padding: clamp(2rem, 4vw, 3.5rem) 0 clamp(1.5rem, 3vw, 2.5rem);
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: start;
}

/* ── BRAND COLUMN ── */
.footer-brand {}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  text-decoration: none;
  margin-bottom: var(--sp-4);
  line-height: 0;
}

.footer-logo-mark {
  width: 44px;
  height: 44px;
  border: 1.5px solid var(--gold-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
}

.footer-logo-mark::before {
  content: '';
  position: absolute;
  inset: 3px;
  border: 1px solid var(--gold-dim);
  border-radius: 2px;
}

.footer-logo-letter {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  background: var(--grad-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.footer-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.footer-logo-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.04em;
}

.footer-logo-name span { color: var(--gold-primary); }

.footer-logo-sub {
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  margin-top: 3px;
}

.footer-brand-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-loose);
  margin-bottom: var(--sp-6);
  max-width: 280px;
}

/* Social Icons */
.footer-socials {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-6);
}

.footer-social-link {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  border: var(--border-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-dim);
  font-size: 0.9rem;
  transition: all var(--trans-base);
  text-decoration: none;
}

.footer-social-link:hover {
  background: var(--gold-glow);
  border-color: var(--gold-primary);
  color: var(--gold-bright);
  transform: translateY(-3px);
  box-shadow: var(--shadow-gold);
}

/* WhatsApp CTA in footer brand */
.footer-wa-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0.6rem 1.25rem;
  background: rgba(37,211,102,0.12);
  border: 1px solid rgba(37,211,102,0.3);
  border-radius: var(--radius-full);
  color: #4ade80;
  font-size: var(--text-xs);
  font-weight: var(--weight-semi);
  letter-spacing: var(--tracking-wide);
  text-decoration: none;
  transition: all var(--trans-base);
}

.footer-wa-cta:hover {
  background: rgba(37,211,102,0.2);
  border-color: rgba(37,211,102,0.5);
  transform: translateY(-2px);
}

/* ── LINK COLUMNS ── */
.footer-col-title {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-semi);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--gold-primary);
  margin-bottom: var(--sp-5);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--black-border);
  position: relative;
}

.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0;
  width: 2rem;
  height: 1px;
  background: var(--grad-gold);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--trans-fast);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}

.footer-links a::before {
  content: '›';
  color: var(--gold-dim);
  font-size: 1rem;
  transition: transform var(--trans-fast), color var(--trans-fast);
}

.footer-links a:hover {
  color: var(--gold-bright);
  transform: translateX(4px);
}

.footer-links a:hover::before {
  color: var(--gold-primary);
}

/* ── CONTACT COLUMN ── */
.footer-contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-snug);
}

.footer-contact-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--gold-glow);
  border: 1px solid rgba(192,57,43,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
  color: var(--gold-primary);
  margin-top: 1px;
}

.footer-contact-detail strong {
  display: block;
  color: var(--text-primary);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  margin-bottom: 2px;
  font-weight: var(--weight-semi);
}

.footer-contact-detail a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--trans-fast);
}

.footer-contact-detail a:hover { color: var(--gold-primary); }

/* ── FOOTER BOTTOM ── */
.footer-bottom {
  border-top: 1px solid var(--black-border);
  padding: var(--sp-5) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.footer-copy {
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: var(--tracking-wide);
}

.footer-copy span { color: var(--gold-dim); }

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  list-style: none;
}

.footer-bottom-links a {
  font-size: var(--text-xs);
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: var(--tracking-wide);
  transition: color var(--trans-fast);
}

.footer-bottom-links a:hover { color: var(--gold-primary); }

.footer-bottom-badge {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.footer-bottom-badge .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold-primary);
  animation: borderGlow 2.5s ease-in-out infinite;
}

/* ── RESPONSIVE ── */
@media (max-width: 1280px) {
  .footer-top {
    grid-template-columns: 1.3fr 0.8fr 0.9fr 0.8fr 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 1024px) {
  .footer-top {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
  .footer-brand-desc { max-width: 100%; }
}

@media (max-width: 640px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 1.75rem;
    text-align: center;
  }

  .footer-brand {
    grid-column: 1 / -1;
    text-align: center;
  }

  .footer-logo { justify-content: center; }
  .footer-brand-desc { max-width: 100%; margin-inline: auto; }
  .footer-socials { justify-content: center; }
  .footer-wa-cta { display: inline-flex; margin-inline: auto; }

  .footer-col-title { text-align: center; }
  .footer-col-title::after { left: 50%; transform: translateX(-50%); }
  .footer-links { align-items: center; }
  .footer-links a { justify-content: center; }
  .footer-contact-list { align-items: center; }
  .footer-contact-item { flex-direction: column; align-items: center; text-align: center; }

  .footer-bottom { flex-direction: column; align-items: center; text-align: center; gap: var(--sp-3); }
  .footer-bottom-links { justify-content: center; flex-wrap: wrap; }
  .footer-bottom-badge { justify-content: center; }
}

@media (max-width: 430px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .footer-brand { grid-column: 1; }
}

/* ══ CONTACT STRIP (Row 2) ══ */
.footer-contact-strip {
  display: flex;
  align-items: stretch;
  gap: 0;
  border: var(--border-thin);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: var(--sp-6);
  background: var(--black-card);
}

.footer-contact-strip-item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5);
  text-decoration: none;
  transition: all var(--trans-base);
  border-right: var(--border-thin);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: var(--leading-snug);
}

.footer-contact-strip-item:last-child { border-right: none; }

.footer-contact-strip-item:hover {
  background: var(--gold-glow);
  color: var(--gold-bright);
}

.footer-contact-strip-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--gold-glow);
  border: 1px solid rgba(192,57,43,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-primary);
  flex-shrink: 0;
  transition: all var(--trans-base);
}

.footer-contact-strip-item:hover .footer-contact-strip-icon {
  background: var(--gold-primary);
  color: #ffffff;
}

.footer-contact-strip-text {
  font-size: var(--text-xs);
  line-height: var(--leading-snug);
  flex: 1;
}

/* ══ RESPONSIVE ══ */
@media (max-width: 1280px) {
  .footer-top { grid-template-columns: 1.3fr 0.9fr 1fr 0.9fr; gap: 1.5rem; }
}

@media (max-width: 1024px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-contact-strip { flex-wrap: wrap; }
  .footer-contact-strip-item { flex: 1 1 calc(50% - 1px); min-width: 200px; }
  .footer-contact-strip-item:nth-child(2) { border-right: none; }
  .footer-contact-strip-item:nth-child(3) { border-top: var(--border-thin); flex: 1 1 100%; border-right: none; }
}

@media (max-width: 640px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 1.5rem; text-align: center; }
  .footer-brand { grid-column: 1 / -1; text-align: center; }
  .footer-logo { justify-content: center; }
  .footer-brand-desc { margin-inline: auto; }
  .footer-socials { justify-content: center; }
  .footer-wa-cta { display: inline-flex; margin-inline: auto; }
  .footer-col-title { text-align: center; }
  .footer-col-title::after { left: 50%; transform: translateX(-50%); }
  .footer-links { align-items: center; }
  .footer-links a { justify-content: center; }
  .footer-contact-strip { flex-direction: column; }
  .footer-contact-strip-item { border-right: none; border-bottom: var(--border-thin); }
  .footer-contact-strip-item:last-child { border-bottom: none; }
  .footer-bottom { flex-direction: column; align-items: center; text-align: center; gap: var(--sp-3); }
  .footer-bottom-links { justify-content: center; flex-wrap: wrap; }
  .footer-bottom-badge { justify-content: center; }
}

@media (max-width: 430px) {
  .footer-top { grid-template-columns: 1fr; }
  .footer-brand { grid-column: 1; }
}