/* ============================================================
   PART 5 — FOOTER — RICH MULTI-COLUMN DARK CSS
   Journal 3 Custom CSS তে paste করুন
   ============================================================ */

/* ── FOOTER MAIN ───────────────────────────────────────── */
.site-footer {
  background: #0f0f0f;
  position: relative;
  overflow: hidden;
}

/* Subtle orange grid texture */
.site-footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,98,0,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,98,0,.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

/* Orange glow top-left */
.site-footer::after {
  content: '';
  position: absolute;
  width: 500px; 
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(255,98,0,.12) 0%, transparent 70%);
  top: -100px; 
  left: -100px;
  pointer-events: none;
}

.footer-main {
  position: relative;
  z-index: 1;
  padding: 64px 0 48px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 48px;
}

/* ── BRAND COLUMN ───────────────────────────────────────── */
.footer-brand-logo {
  font-family: var(--ff-cond);
  font-size: 32px;
  font-weight: 800;
  color: var(--imou-blue);
  letter-spacing: .06em;
  line-height: 1;
  margin-bottom: 6px;
}

.footer-brand-sub {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  margin-bottom: 18px;
}

.footer-brand-desc {
  font-size: 13.5px;
  color: rgba(255,255,255,.45);
  line-height: 1.75;
  margin-bottom: 28px;
  max-width: 260px;
}

.footer-auth-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,98,0,.1);
  border: 1px solid rgba(255,98,0,.25);
  border-radius: 8px;
  padding: 9px 14px;
  margin-bottom: 28px;
}

.footer-auth-dot {
  width: 8px; 
  height: 8px;
  border-radius: 50%;
  background: var(--imou-blue);
  box-shadow: 0 0 0 3px rgba(255,98,0,.25);
  flex-shrink: 0;
  animation: pulse 2s infinite;
}

.footer-auth-text {
  font-size: 12px;
  font-weight: 600;
  color: var(--imou-blue);
  letter-spacing: .04em;
}

.footer-socials {
  display: flex;
  gap: 10px;
}

.footer-social-btn {
  width: 36px; 
  height: 36px;
  border-radius: 9px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.09);
  display: flex; 
  align-items: center; 
  justify-content: center;
  transition: all .2s;
  color: rgba(255,255,255,.45);
}

.footer-social-btn:hover {
  background: rgba(255,98,0,.18);
  border-color: rgba(255,98,0,.4);
  color: var(--imou-blue);
  transform: translateY(-2px);
}

.footer-social-btn svg {
  width: 16px; 
  height: 16px;
  fill: currentColor;
}

/* ── COLUMN HEADINGS ───────────────────────────────────────── */
.footer-col-title {
  font-family: var(--ff-cond);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(255,255,255,.9);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}

.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0; 
  left: 0;
  width: 24px; 
  height: 2px;
  background: var(--imou-blue);
  border-radius: 2px;
}

/* ── NAV LINKS ───────────────────────────────────────────── */
.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav a {
  font-size: 13.5px;
  color: rgba(255,255,255,.45);
  transition: all .2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-nav a::before {
  content: '';
  width: 4px; 
  height: 4px;
  border-radius: 50%;
  background: rgba(255,98,0,.4);
  flex-shrink: 0;
  transition: background .2s;
}

.footer-nav a:hover {
  color: rgba(255,255,255,.9);
  padding-left: 4px;
}

.footer-nav a:hover::before { 
  background: var(--imou-blue); 
}

/* ── CONTACT INFO ───────────────────────────────────────── */
.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-contact-item {
  display: flex;
  gap: 13px;
  align-items: flex-start;
}

.footer-contact-icon {
  width: 34px; 
  height: 34px;
  border-radius: 9px;
  background: rgba(255,98,0,.1);
  border: 1px solid rgba(255,98,0,.2);
  display: flex; 
  align-items: center; 
  justify-content: center;
  flex-shrink: 0;
}

.footer-contact-icon svg {
  width: 16px; 
  height: 16px;
  stroke: var(--imou-blue);
  fill: none; 
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.footer-contact-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  margin-bottom: 3px;
}

.footer-contact-value {
  font-size: 13.5px;
  color: rgba(255,255,255,.7);
  line-height: 1.5;
}

.footer-contact-value a {
  color: rgba(255,255,255,.7);
  transition: color .2s;
}

.footer-contact-value a:hover { 
  color: var(--imou-blue); 
}

/* ── FOOTER BOTTOM BAR ───────────────────────────────────────– */
.footer-bottom {
  position: relative;
  z-index: 1;
  padding: 18px 0;
}

.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 12.5px;
  color: rgba(255,255,255,.28);
}

.footer-copy span { 
  color: rgba(255,255,255,.45); 
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
  align-items: center;
}

.footer-bottom-links a {
  font-size: 12px;
  color: rgba(255,255,255,.28);
  transition: color .2s;
}

.footer-bottom-links a:hover { 
  color: rgba(255,255,255,.6); 
}

.footer-devby {
  font-size: 12px;
  color: rgba(255,255,255,.28);
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}

.footer-devby a {
  font-weight: 700;
  color: var(--imou-blue);
  transition: opacity .2s;
  letter-spacing: .02em;
}

.footer-devby a:hover { 
  opacity: .8; 
}

.footer-divider {
  width: 1px; 
  height: 14px;
  background: rgba(255,255,255,.1);
}

/* ── RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 900px) {
  .footer-grid { 
    grid-template-columns: 1fr 1fr; 
    gap: 36px; 
  }
}

@media (max-width: 600px) {
  .footer-grid { 
    grid-template-columns: 1fr; 
    gap: 32px; 
  }
  .footer-bottom .container { 
    flex-direction: column; 
    align-items: flex-start; 
    gap: 10px; 
  }
}