/*
 * responsive.css — Sơn Long PCCC
 * Breakpoints:
 *   xl  : ≤ 1280px
 *   lg  : ≤ 1024px
 *   md  : ≤ 768px  (tablet)
 *   sm  : ≤ 480px  (mobile lớn)
 *   xs  : ≤ 360px  (mobile nhỏ)
 */

/* ═══════════════════════════════════════
   XL — 1280px: co layout nhẹ
═══════════════════════════════════════ */
@media (max-width: 1280px) {
  .sl-header-inner,
  .sl-navbar-inner,
  .sl-body {
    max-width: 100%;
    padding-left: 16px;
    padding-right: 16px;
  }

  .sl-hero-title { font-size: 44px; }
  .sl-hero-content { padding: 0 40px; }
  .sl-hero-img { width: 280px; }

  .sl-prod-card { flex: 0 0 calc(25% - 11px); }
}

/* ═══════════════════════════════════════
   LG — 1024px: ẩn sidebar, thu gọn
═══════════════════════════════════════ */
@media (max-width: 1024px) {
  /* Header */
  .sl-search { max-width: 320px; }
  .sl-hcontact-txt { display: none; } /* ẩn text, chỉ còn icon */

  /* Hero */
  .sl-hero { height: 360px; }
  .sl-hero-title { font-size: 38px; }
  .sl-hero-content { max-width: 520px; padding: 0 32px; }
  .sl-hero-right { width: 36%; }
  .sl-hero-img { width: 240px; }

  /* Promo */
  .sl-promo-num { font-size: 24px; }
  .sl-promo-label { font-size: 12px; }
  .sl-promo-desc { font-size: 11px; }

  /* Layout */
  .sl-body { gap: 16px; }

  /* Sidebar ẩn contact, thu lại */
  .sl-sidebar { width: 210px; }

  /* Grid sản phẩm: 3 cột */
  .sl-prod-grid { grid-template-columns: repeat(3, 1fr); }
  .sl-prod-card { flex: 0 0 calc(33.333% - 10px); }

  /* Carousel: 3 cards/trang */
  .sl-carousel-track { /* JS sẽ xử lý perPage=3 */ }
}

/* ═══════════════════════════════════════
   MD — 768px: tablet, sidebar ẩn hoàn toàn
═══════════════════════════════════════ */
@media (max-width: 768px) {
  /* Emergency strip */
  .sl-strip-label { font-size: 10px; padding: 0 12px; letter-spacing: 1px; }
  .sl-strip-txt { font-size: 11px; }

  /* Header — stack logo + search */
  .sl-header-inner {
    flex-wrap: wrap;
    height: auto;
    padding: 12px 16px;
    gap: 10px;
    position: relative;
  }
  .sl-logo { order: 1; }
  .sl-logo-name { font-size: 18px; }
  .sl-logo-flame { width: 40px; height: 40px; }
  .sl-logo-flame svg { width: 20px; height: 20px; }

  .sl-menu-toggle { display: flex; order: 3; }

  .sl-search {
    order: 4; flex: 0 0 100%;
    max-width: 100%;
  }

  .sl-header-contacts {
    order: 2;
    margin-left: 0;
    gap: 12px;
  }
  .sl-hcontact-txt { display: none; }
  .sl-hcontact-icon { width: 38px; height: 38px; }

  /* Navbar — mobile dropdown */
  .sl-navbar { }
  .sl-navbar-inner {
    flex-direction: column;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
  }
  .sl-navbar-inner.open {
    max-height: 400px;
  }
  .sl-navbar a {
    padding: 13px 20px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    width: 100%;
    color: #4a5270;
  }
  .sl-navbar a::after { display: none; }
  .sl-navbar a:hover,
  .sl-navbar a.active {
    background: rgba(74,158,205,0.06);
    border-left: 3px solid var(--blue);
    color: var(--blue);
    padding-left: 17px;
  }
  .sl-navbar a.active { background: rgba(255,107,43,0.04); color: var(--orange); }

  /* Hero */
  .sl-hero { height: auto; min-height: 320px; }
  .sl-hero-right { display: none; } /* ẩn hình sản phẩm nền */
  .sl-hero-content {
    max-width: 100%;
    padding: 36px 20px;
    text-align: center;
    align-items: center;
  }
  .sl-hero-eyebrow { justify-content: center; }
  .sl-hero-eyebrow::before { display: none; }
  .sl-hero-title { font-size: 34px; }
  .sl-hero-desc { font-size: 13px; }
  .sl-hero-actions { justify-content: center; }
  .sl-hero-dots { left: 50%; transform: translateX(-50%); }

  /* Promo: 2 cột */
  .sl-promo-row { grid-template-columns: repeat(2, 1fr); }
  .sl-promo-card:nth-child(2) { border-right: none; }
  .sl-promo-card:nth-child(3) { border-right: 1px solid var(--border); border-top: 1px solid var(--border); }
  .sl-promo-card:nth-child(4) { border-top: 1px solid var(--border); }

  /* Layout — ẩn sidebar */
  .sl-body {
    flex-direction: column;
    padding-bottom: 32px;
  }
  .sl-sidebar { width: 100%; }
  .sl-sidenav { display: none; } /* ẩn danh mục trên mobile, có navbar rồi */

  /* Grid sản phẩm: 2 cột */
  .sl-prod-grid { grid-template-columns: repeat(2, 1fr); }
  .sl-prod-card { flex: 0 0 calc(50% - 8px); }

  /* Carousel: 2 cards/trang */
  .sl-prod-img-wrap img { height: 120px; }

  /* Divider */
  .sl-divider-inner {
    flex-wrap: wrap;
    gap: 16px;
    padding: 16px 20px;
  }
  .sl-divider-icon { display: none; }
  .sl-divider-title { font-size: 16px; }
  .sl-divider-btn { width: 100%; justify-content: center; }

  /* Block head */
  .sl-block-title { font-size: 15px; }
}

/* ═══════════════════════════════════════
   SM — 480px: mobile lớn
═══════════════════════════════════════ */
@media (max-width: 480px) {
  /* Strip */
  .sl-strip-label { display: none; } /* ẩn label HOTLINE, chỉ còn marquee */

  /* Header */
  .sl-header-inner { padding: 10px 12px; }
  .sl-logo-sub { display: none; }
  .sl-logo-name { font-size: 16px; }
  .sl-logo-gap { gap: 10px; }

  /* Contacts: chỉ 1 số */
  .sl-hcontact:last-child { display: none; }

  /* Hero */
  .sl-hero-title { font-size: 28px; }
  .sl-hero-btn {
    font-size: 11.5px; padding: 10px 20px 10px 20px;
    clip-path: none;
  }
  .sl-hero-btn-ghost { display: none; }

  /* Promo: 2 col nhỏ hơn */
  .sl-promo-card { padding: 14px 12px; }
  .sl-promo-num { font-size: 22px; }
  .sl-promo-icon-wrap { width: 32px; height: 32px; }
  .sl-promo-desc { display: none; }

  /* Sản phẩm: 2 cột nhỏ */
  .sl-prod-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; padding: 12px; }
  .sl-prod-card { flex: 0 0 calc(50% - 6px); }
  .sl-prod-img-wrap { padding: 14px; }
  .sl-prod-img-wrap img { height: 100px; }
  .sl-prod-info { padding: 10px 10px 12px; gap: 6px; }
  .sl-prod-name { font-size: 12px; }
  .sl-prod-sku { display: none; }

  /* Carousel nav */
  .sl-nav-btn { width: 30px; height: 30px; font-size: 15px; }

  /* Carousel wrap */
  .sl-carousel-wrap { padding: 12px; }

  /* Block head */
  .sl-block-head { padding: 11px 14px; }
  .sl-block-title { font-size: 14px; }
  .sl-block-more { font-size: 10.5px; padding: 4px 10px; }

  /* Address box */
  .sl-address-body { padding: 12px; gap: 10px; }
  .sl-addr-val { font-size: 12px; }
}

/* ═══════════════════════════════════════
   XS — 360px: mobile nhỏ
═══════════════════════════════════════ */
@media (max-width: 360px) {
  .sl-logo-name { font-size: 14px; letter-spacing: 0.5px; }
  .sl-logo-flame { width: 34px; height: 34px; }

  .sl-hero-title { font-size: 24px; }
  .sl-hero-desc { font-size: 12px; }

  .sl-promo-row { grid-template-columns: repeat(2, 1fr); }
  .sl-promo-label { font-size: 11px; }

  /* Sản phẩm: 1 cột trên màn rất nhỏ */
  .sl-prod-grid { grid-template-columns: 1fr; }
  .sl-prod-card { flex: 0 0 100%; }

  .sl-body { padding: 12px 10px 24px; }
}

/* ═══════════════════════════════════════
   UTILITY — luôn ẩn / luôn hiện
═══════════════════════════════════════ */
@media (min-width: 769px) {
  .sl-menu-toggle { display: none !important; }
  .sl-navbar-inner { max-height: none !important; overflow: visible !important; }
}

/* Scroll mượt toàn trang */
html { scroll-behavior: smooth; }

/* Touch: bỏ tap highlight */
a, button { -webkit-tap-highlight-color: transparent; }

/* Fix carousel overflow trên mobile */
@media (max-width: 768px) {
  .sl-carousel-viewport { overflow: hidden; }
}