/* ============================================================
   Softlink — Responsive Stylesheet
   responsive.css
   ============================================================ */

/* ── Tablet (≤1024px) ───────────────────────────────────────── */
@media (max-width: 1024px) {
  :root {
    --nav-height: 64px;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-12);
    text-align: center;
  }

  .hero__description { max-width: 100%; }

  .hero__actions { justify-content: center; }

  .hero-visual {
    max-width: 560px;
    margin: 0 auto;
    width: 100%;
  }

  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .value-grid { grid-template-columns: repeat(2, 1fr); }

  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .article-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }
}

/* ── Large mobile / small tablet (≤768px) ───────────────────── */
@media (max-width: 768px) {
  :root {
    --nav-height: 60px;
  }

  /* Nav mobile */
  .nav__links { display: none; }

  .nav__hamburger {
    display: flex;
  }

  .nav__search-btn { display: none; }

  /* Mobile menu overlay */
  .mobile-menu {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    z-index: var(--z-overlay);
    display: flex;
    flex-direction: column;
    padding: var(--space-6);
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    overflow-y: auto;
  }

  .mobile-menu.open {
    transform: translateX(0);
  }

  .mobile-menu__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--color-border);
  }

  .mobile-menu__close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: var(--text-2xl);
    color: var(--color-text);
  }

  .mobile-menu__search {
    margin-bottom: var(--space-6);
  }

  .mobile-menu__nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    flex: 1;
  }

  .mobile-menu__link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    color: var(--color-text);
    text-decoration: none;
    transition: background var(--transition-fast);
  }

  .mobile-menu__link:hover { background: var(--color-bg-alt); color: var(--color-text); }

  .mobile-menu__section {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    padding: var(--space-4) var(--space-4) var(--space-2);
  }

  /* Hero */
  .hero { padding: var(--space-16) 0; }

  h1, .hero__title { font-size: clamp(1.75rem, 7vw, 2.5rem); }
  h2 { font-size: clamp(1.5rem, 5vw, 2.25rem); }
  h3 { font-size: var(--text-xl); }

  .section { padding: var(--space-16) 0; }
  .section__header { margin-bottom: var(--space-8); }

  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--2 { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }

  /* Footer */
  .footer__top {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer__brand-description { max-width: 100%; }

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

  /* Newsletter */
  .newsletter__form {
    flex-direction: column;
  }

  /* Search overlay */
  .search-overlay { padding-top: var(--space-12); }

  /* Cookie */
  .cookie-banner { flex-direction: column; bottom: 0; border-radius: var(--radius-lg) var(--radius-lg) 0 0; width: 100%; }

  /* Back to top */
  #back-to-top { bottom: var(--space-6); right: var(--space-4); }

  /* Announcement */
  .announcement-bar { font-size: 0.7rem; padding: 0 var(--space-10) 0 var(--space-4); height: 40px; }
}

/* ── Mobile (≤480px) ────────────────────────────────────────── */
@media (max-width: 480px) {
  .container { padding: 0 var(--space-4); }

  .grid--3,
  .grid--4,
  .grid--auto-fill { grid-template-columns: 1fr; }

  .value-grid { grid-template-columns: 1fr; }

  .hero__actions { flex-direction: column; }

  .hero__actions .btn { width: 100%; justify-content: center; }

  .filter-bar { gap: var(--space-2); }

  .pagination { flex-wrap: wrap; }

  .search-bar { border-radius: var(--radius-lg); }
}