/* ===== Footer Component ===== */

footer {
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

@media (min-width: 1024px) {
  .footer-container {
    padding: 0 var(--container-padding-lg);
  }
}

/* ===== Footer Main Content ===== */

.footer-main {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

@media (min-width: 768px) {
  .footer-main {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-main {
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-3xl);
  }
}

/* Footer Column */
.footer-column {
  display: flex;
  flex-direction: column;
}

.footer-column-title {
  font-family: var(--font-primary);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.footer-column p {
  color: var(--color-text-muted-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

/* Footer Links */
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: var(--color-text-muted-light);
  text-decoration: none;
  transition: color var(--transition-fast);
  display: inline-block;
  position: relative;
}

.footer-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}

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

.footer-links a:hover::after {
  width: 100%;
}

/* ===== Footer Logo & About ===== */

.footer-logo {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.footer-logo img {
  height: 50px;
  width: auto;
  margin-right: var(--spacing-md);
}

.footer-logo span {
  font-family: var(--font-primary);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-light);
}

.footer-about {
  color: var(--color-text-muted-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

/* ===== Footer Social Links ===== */

.footer-social {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.footer-social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-text-light);
  transition: all var(--transition-base);
  text-decoration: none;
}

.footer-social-link:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
}

.footer-social-link svg,
.footer-social-link i {
  width: 20px;
  height: 20px;
}

/* ===== Footer Contact Info ===== */

.footer-contact-info {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-contact-info li {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-muted-light);
}

.footer-contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  stroke: currentColor;
}

.footer-contact-info li svg,
.footer-contact-info li i {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-info a {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-muted-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.footer-contact-info a svg {
  flex-shrink: 0;
  color: var(--color-text-muted-light);
}

.footer-contact-info a:hover svg {
  color: var(--color-primary);
}

.footer-instagram-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-muted-light);
  text-decoration: none;
}

.footer-instagram-link svg {
  flex-shrink: 0;
  color: var(--color-text-muted-light) !important;
  width: 20px !important;
  height: 20px !important;
}

.footer-instagram-link span {
  color: var(--color-text-muted-light);
}

.footer-instagram-link:hover {
  color: var(--color-primary);
}

.footer-instagram-link:hover svg {
  color: var(--color-primary) !important;
}

.footer-instagram-link:hover span {
  color: var(--color-primary);
}

/* ===== Footer Bottom ===== */

.footer-bottom {
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-copyright {
  color: var(--color-text-muted-light);
  font-size: var(--font-size-sm);
}

.footer-legal-links {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-legal-links a {
  color: var(--color-text-muted-light);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

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

/* ===== Newsletter Form (optional) ===== */

.footer-newsletter {
  margin-top: var(--spacing-md);
}

.footer-newsletter-form {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.footer-newsletter-input {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text-light);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
}

.footer-newsletter-input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: rgba(255, 255, 255, 0.1);
}

.footer-newsletter-input::placeholder {
  color: var(--color-text-muted-light);
}

.footer-newsletter-button {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-primary);
  color: var(--color-text-light);
  border: none;
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-base);
}

.footer-newsletter-button:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

/* ===== Back to Top Button ===== */

.back-to-top {
  position: fixed;
  /* Responsive positioning defined in media queries below */
  width: 50px;
  height: 50px;
  background: var(--color-primary);
  color: var(--color-text-light);
  border: none;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-sticky);
}

/* Very small devices: Closer to edge for more space */
@media (max-width: 639px) {
  .back-to-top {
    bottom: 120px;  /* 120px - higher to clear all footer content */
    right: var(--spacing-lg);    /* 32px */
  }
}

/* Mobile (640px+): Standard mobile position */
@media (min-width: 640px) and (max-width: 767px) {
  .back-to-top {
    bottom: 120px;  /* 120px - higher to clear all footer content */
    right: var(--spacing-xl);    /* 48px */
  }
}

/* Desktop: Higher position to clear footer content */
@media (min-width: 768px) {
  .back-to-top {
    bottom: 80px;   /* 80px - clear copyright text */
    right: var(--spacing-xl);    /* 48px */
  }
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.back-to-top svg,
.back-to-top i {
  width: 24px;
  height: 24px;
}