/* ========================================================================== 
   ÎN APROPIERE — FOOTER
   --------------------------------------------------------------------------
   Responsabilitate exclusivă: footer, coloane, linkuri și copyright.
   Rail-ul este definit prin --site-max / --site-gutter din body.css.

   Breakpoints:
   Mobile 0–599 | Tablet 600–899 | Laptop 900–1439 |
   Desktop 1440–1919 | TV 1920+
   ========================================================================== */

/* --------------------------------------------------------------------------
   BASE
   -------------------------------------------------------------------------- */
.site-footer {
  margin-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
}

.footer-grid,
.footer-bottom {
  width: 100%;
  max-width: var(--site-max);
  margin-inline: auto;
  padding-inline: var(--site-gutter);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  padding-block: var(--space-7);
}

.footer-heading {
  margin: 0 0 var(--space-2);
  color: var(--color-neutral-600);
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: var(--space-2);
}

.footer-brand span {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: var(--font-heading-weight);
}

.footer-intro {
  max-width: 32ch;
  margin: 0;
  color: var(--color-neutral-600);
  font-size: 13px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
}

.footer-links a {
  width: fit-content;
  color: inherit;
  text-decoration: none;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-block: var(--space-3);
  border-top: 1px solid var(--color-divider);
  color: var(--color-neutral-600);
  font-size: 11px;
}

/* --------------------------------------------------------------------------
   SCROLL TO TOP — control global, randat lângă footer
   -------------------------------------------------------------------------- */
.scroll-to-top {
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  z-index: 60;
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  padding: 0;
  border: 1px solid var(--color-accent-300);
  border-radius: var(--radius-lg);
  background: var(--color-accent);
  color: #fff;
  box-shadow:
    inset 0 0 0 1px color-mix(in srgb, #fff 18%, transparent),
    0 8px 22px color-mix(in srgb, var(--color-text) 18%, transparent);
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease, background-color 160ms ease;
}

.scroll-to-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.scroll-to-top svg { display: block; }

.scroll-to-top:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

@media (hover: hover) and (pointer: fine) {
  .footer-links a:hover { color: var(--color-accent); }
  .scroll-to-top:hover { background: var(--color-accent-700); }
}

/* --------------------------------------------------------------------------
   MOBILE — 0–599px
   -------------------------------------------------------------------------- */
@media (max-width: 599px) {
  .scroll-to-top {
    right: max(14px, env(safe-area-inset-right));
    bottom: max(14px, env(safe-area-inset-bottom));
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    padding-block: var(--space-7);
  }

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

/* --------------------------------------------------------------------------
   TABLET — 600–899px
   -------------------------------------------------------------------------- */
@media (min-width: 600px) and (max-width: 899px) {
  .scroll-to-top {
    right: max(20px, env(safe-area-inset-right));
    bottom: max(20px, env(safe-area-inset-bottom));
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-6);
    padding-block: var(--space-8);
  }

  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
  }
}

/* --------------------------------------------------------------------------
   LAPTOP — 900–1439px
   -------------------------------------------------------------------------- */
@media (min-width: 900px) and (max-width: 1439px) {
  .scroll-to-top { right: 24px; bottom: 24px; }

  .footer-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-6);
    padding-block: var(--space-8);
  }

  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
  }
}

/* --------------------------------------------------------------------------
   DESKTOP — 1440–1919px
   -------------------------------------------------------------------------- */
@media (min-width: 1440px) and (max-width: 1919px) {
  .scroll-to-top { right: 28px; bottom: 28px; }

  .footer-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-6);
    padding-block: var(--space-8);
  }

  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
  }
}

/* --------------------------------------------------------------------------
   TV / LARGE DESKTOP — 1920px+
   -------------------------------------------------------------------------- */
@media (min-width: 1920px) {
  .scroll-to-top {
    right: 32px;
    bottom: 32px;
    width: 48px;
    height: 48px;
  }

  .footer-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-8);
    padding-block: 56px;
  }

  .footer-brand span { font-size: 18px; }
  .footer-intro,
  .footer-links { font-size: 14px; }
  .footer-heading { font-size: 13px; }

  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding-block: 16px;
    font-size: 12px;
  }
}

/* --------------------------------------------------------------------------
   ACCESSIBILITY — reduced motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .scroll-to-top { transition: none; }
}