.footer {
  --footer-text: rgba(236, 244, 252, 0.84);
  --footer-text-strong: rgba(250, 253, 255, 0.98);
  --footer-muted: rgba(201, 214, 232, 0.68);
  --footer-line: rgba(var(--primary-rgb), 0.28);
  --footer-line-soft: rgba(255, 255, 255, 0.14);
  --footer-link: rgba(235, 243, 252, 0.86);
  --footer-link-hover: #ffffff;
  --footer-link-accent: rgba(var(--primary-rgb), 0.9);
  position: relative;
  overflow: hidden;
  border-top: 1px solid rgba(var(--primary-rgb), 0.3);
  background:
    radial-gradient(980px 380px at -6% -12%, rgba(var(--primary-rgb), 0.2), transparent 62%),
    radial-gradient(860px 320px at 108% -4%, rgba(var(--secondary-rgb), 0.14), transparent 64%),
    linear-gradient(
      178deg,
      rgba(8, 13, 27, 0.96) 0%,
      rgba(9, 15, 31, 0.98) 56%,
      rgba(6, 11, 24, 1) 100%
    );
}

.footer::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(var(--primary-rgb), 0.58) 18%,
    var(--primary-light) 50%,
    rgba(var(--primary-rgb), 0.58) 82%,
    transparent 100%
  );
}

.footer::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(transparent 97%, rgba(255, 255, 255, 0.04) 97%),
    linear-gradient(90deg, transparent 97%, rgba(255, 255, 255, 0.04) 97%);
  background-size: 30px 30px;
  opacity: 0.2;
}

.footer .container {
  position: relative;
  z-index: 1;
  padding-block: clamp(2rem, 3.2vw, 2.9rem);
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.7rem);
  align-items: start;
}

.footer-panel {
  position: relative;
  padding: 0.1rem 0;
}

.footer-panel:not(:first-child) {
  padding-left: clamp(1rem, 2vw, 1.45rem);
}

.footer-panel:not(:first-child)::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.2rem;
  bottom: 0.2rem;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--footer-line), transparent);
}

.footer-brand {
  display: grid;
  gap: 0.78rem;
}

.footer .brand-logo {
  display: inline-flex;
  width: fit-content;
}

.footer .brand-logo img {
  width: clamp(132px, 18vw, 176px);
  height: auto;
  filter: drop-shadow(0 8px 16px rgba(var(--primary-rgb), 0.22));
}

.footer-brand-copy {
  color: var(--footer-text);
  max-width: 34ch;
  line-height: 1.6;
}

.footer-heading {
  margin: 0 0 0.76rem;
  color: var(--footer-text-strong);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.7rem;
  font-weight: 800;
}

.footer-quick-links,
.footer-connect-list,
.footer-meta-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-quick-links {
  display: grid;
  gap: 0.56rem;
}

.footer-quick-links a,
.footer-meta-links a,
.footer-connect-list a {
  color: var(--footer-link);
  text-decoration: none;
  transition:
    color var(--motion-fast, 140ms) var(--motion-ease-standard, ease),
    transform var(--motion-fast, 140ms) var(--motion-ease-standard, ease);
}

.footer-quick-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.52rem;
  width: fit-content;
}

.footer-quick-links a::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: rgba(var(--primary-rgb), 0.9);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.18);
  flex: 0 0 auto;
}

.footer-quick-links a::after {
  content: '\203A';
  color: var(--footer-link-accent);
  opacity: 0;
  transform: translateX(-5px);
  transition:
    opacity var(--motion-fast, 140ms) var(--motion-ease-standard, ease),
    transform var(--motion-fast, 140ms) var(--motion-ease-standard, ease);
}

.footer-quick-links a:hover {
  color: var(--footer-link-hover);
  transform: translateX(2px);
}

.footer-quick-links a:hover::after {
  opacity: 1;
  transform: translateX(0);
}

.footer-connect-list {
  display: grid;
  gap: 0.58rem;
}

.footer-connect-list li {
  display: grid;
  grid-template-columns: 17px 1fr;
  gap: 0.54rem;
  align-items: start;
  color: var(--footer-text);
}

.footer-connect-list i {
  color: rgba(var(--primary-rgb), 0.95);
  margin-top: 0.14rem;
  font-size: 0.9rem;
}

.footer-connect-list a:hover,
.footer-meta-links a:hover {
  color: var(--footer-link-hover);
}

.social-links {
  display: flex;
  gap: 0.62rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 37px;
  height: 37px;
  border-radius: 999px;
  border: 1px solid rgba(var(--primary-rgb), 0.56);
  background: linear-gradient(
    150deg,
    rgba(var(--primary-rgb), 0.24),
    rgba(var(--primary-rgb), 0.1)
  );
  color: #ffffff;
  text-decoration: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.16);
  transition:
    transform var(--motion-fast, 140ms) var(--motion-ease-standard, ease),
    border-color var(--motion-fast, 140ms) var(--motion-ease-standard, ease),
    background-color var(--motion-fast, 140ms) var(--motion-ease-standard, ease),
    box-shadow var(--motion-fast, 140ms) var(--motion-ease-standard, ease);
}

.social-link:hover {
  transform: translateY(-2px);
  border-color: rgba(var(--primary-rgb), 1);
  background: linear-gradient(
    150deg,
    rgba(var(--primary-rgb), 0.9),
    rgba(var(--secondary-rgb), 0.72)
  );
  color: #ffffff;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.24),
    0 10px 18px rgba(var(--primary-rgb), 0.34);
}

.footer-bottom {
  margin-top: clamp(1.1rem, 2.1vw, 1.6rem);
  padding-top: 0.9rem;
  border-top: 1px solid var(--footer-line-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.74rem;
  flex-wrap: wrap;
}

.footer-copyright {
  color: var(--footer-muted);
}

.footer-meta-links {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.footer-meta-links li {
  position: relative;
}

.footer-meta-links li + li::before {
  content: '';
  position: absolute;
  left: -0.48rem;
  top: 50%;
  width: 3px;
  height: 3px;
  border-radius: 999px;
  background: rgba(var(--primary-rgb), 0.78);
  transform: translateY(-50%);
}

.back-to-top {
  position: fixed;
  right: 28px;
  bottom: 28px;
  width: 46px;
  height: 46px;
  border: none;
  border-radius: 50%;
  background: var(--primary-color);
  color: #ffffff;
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: 1200;
  box-shadow: 0 10px 20px rgba(var(--primary-rgb), 0.3);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition:
    transform var(--motion-fast, 140ms) var(--motion-ease-standard, ease),
    opacity var(--motion-fast, 140ms) var(--motion-ease-standard, ease),
    box-shadow var(--motion-fast, 140ms) var(--motion-ease-standard, ease);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 24px rgba(var(--primary-rgb), 0.4);
}

:root[data-theme='light'] .footer {
  --footer-text: rgba(62, 42, 37, 0.9);
  --footer-text-strong: rgba(38, 24, 21, 0.98);
  --footer-muted: rgba(92, 66, 60, 0.76);
  --footer-line: rgba(127, 86, 76, 0.3);
  --footer-line-soft: rgba(127, 86, 76, 0.2);
  --footer-link: rgba(80, 54, 48, 0.92);
  --footer-link-hover: rgba(167, 55, 63, 0.98);
  --footer-link-accent: rgba(171, 62, 70, 0.9);
  border-top-color: rgba(127, 86, 76, 0.24);
  background:
    radial-gradient(980px 380px at -6% -12%, rgba(var(--primary-rgb), 0.16), transparent 62%),
    radial-gradient(860px 320px at 108% -4%, rgba(var(--secondary-rgb), 0.12), transparent 64%),
    linear-gradient(
      178deg,
      rgba(247, 238, 229, 0.97) 0%,
      rgba(255, 245, 236, 0.99) 56%,
      rgba(245, 232, 223, 1) 100%
    );
}

:root[data-theme='light'] .footer::after {
  opacity: 0.15;
}

:root[data-theme='light'] .footer .social-link {
  color: rgba(88, 56, 50, 0.96);
  border-color: rgba(127, 86, 76, 0.34);
  background: linear-gradient(
    150deg,
    rgba(255, 255, 255, 0.9),
    rgba(var(--primary-rgb), 0.12)
  );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.88),
    0 8px 16px rgba(127, 86, 76, 0.14);
}

:root[data-theme='light'] .footer .social-link:hover {
  color: #ffffff;
  border-color: rgba(var(--primary-rgb), 0.9);
  background: linear-gradient(
    150deg,
    rgba(var(--primary-rgb), 0.92),
    rgba(var(--secondary-rgb), 0.74)
  );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.24),
    0 10px 18px rgba(var(--primary-rgb), 0.3);
}

@media (max-width: 991px) {
  .footer-main {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .footer-brand-copy {
    max-width: 56ch;
  }

  .footer-panel:not(:first-child) {
    padding-left: 0;
  }

  .footer-panel:not(:first-child)::before {
    display: none;
  }

  .footer-panel {
    padding-top: 0.95rem;
    border-top: 1px solid rgba(var(--primary-rgb), 0.26);
  }

  .footer-panel:first-child {
    padding-top: 0.1rem;
    border-top: 0;
  }
}

@media (max-width: 767px) {
  .footer {
    border-top-left-radius: 24px;
    border-top-right-radius: 24px;
    overflow: clip;
  }

  .footer .container {
    padding-left: max(14px, env(safe-area-inset-left));
    padding-right: max(14px, env(safe-area-inset-right));
    padding-bottom: max(10px, env(safe-area-inset-bottom));
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  .footer-brand-copy {
    max-width: none;
  }

  .footer-quick-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.46rem 0.7rem;
  }

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

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.56rem;
  }

  .back-to-top {
    right: max(14px, env(safe-area-inset-right));
    bottom: max(56px, calc(14px + env(safe-area-inset-bottom)));
  }
}

@media (max-width: 390px) {
  .footer .container {
    padding-left: max(12px, env(safe-area-inset-left));
    padding-right: max(12px, env(safe-area-inset-right));
  }

  .footer-quick-links {
    grid-template-columns: 1fr;
  }

  .footer-quick-links a::after {
    display: none;
  }
}