/*
  layout.css — header / nav / footer / marquee / floating buttons.
  WP PORTING NOTE: .site-header/.site-footer classes match WP core-block
  markup (wp-block-template-part) naming so header.php / footer.php can
  reuse this file untouched.
*/

/* ── Topbar ── */
.topbar { background: var(--charcoal); padding: 7px 0; font-size: 13px; font-weight: 500; }
.topbar-inner { max-width: var(--container); margin: 0 auto; padding: 0 24px; display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.topbar a { color: var(--white); text-decoration: none; }
.topbar-links { display: flex; gap: 24px; color: var(--white); }
.topbar-links span { opacity: .8; }
.topbar-links .accent { color: var(--green-light); opacity: 1; }

/* ── Header ── */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--dur-fast) var(--ease);
}
.site-header.is-scrolled { box-shadow: 0 4px 20px rgba(10,20,10,.06); }
.header-inner { max-width: var(--container); margin: 0 auto; padding: 0 24px; height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-icon {
  width: 38px; height: 38px; background: var(--charcoal);
  clip-path: polygon(50% 0%, 100% 0%, 65% 100%, 15% 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 900; color: var(--green-light); font-family: var(--font-head);
}
.logo-text { font-family: var(--font-head); font-size: 24px; font-weight: 800; letter-spacing: 1px; color: var(--ink); }
.logo-text span { color: var(--green); }

.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a { color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 500; padding: 8px 14px; border-radius: 6px; transition: all var(--dur-fast) var(--ease); letter-spacing: .3px; position: relative; }
.main-nav a:hover, .main-nav a.active { color: var(--ink); background: var(--soft); }

.header-actions { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  position: relative; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
  border-radius: 8px; color: var(--ink); background: transparent; border: 1px solid transparent; transition: all var(--dur-fast) var(--ease);
}
.icon-btn:hover { background: var(--soft); border-color: var(--border); }
.cart-count {
  position: absolute; top: -4px; right: -4px; background: var(--accent); color: var(--white);
  font-size: 10px; font-weight: 700; min-width: 17px; height: 17px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; padding: 0 3px;
  transition: transform var(--dur-fast) var(--ease);
}
.cart-count.bump { animation: bump .3s var(--ease); }
@keyframes bump { 0%,100% { transform: scale(1); } 50% { transform: scale(1.35); } }

.hamburger { display: none; cursor: pointer; flex-direction: column; gap: 5px; width: 40px; height: 40px; align-items: center; justify-content: center; }
.hamburger span { width: 22px; height: 2px; background: var(--ink); transition: all var(--dur-fast) var(--ease); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  display: none; position: fixed; inset: var(--header-h) 0 0 0; background: var(--white); z-index: 999;
  padding: 24px; overflow-y: auto; transform: translateY(-8px); opacity: 0; pointer-events: none;
  transition: all var(--dur-mid) var(--ease);
}
.mobile-nav.open { display: block; transform: translateY(0); opacity: 1; pointer-events: auto; }
.mobile-nav a { display: block; padding: 16px 4px; font-size: 18px; font-weight: 600; color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--border); }

/* ── Marquee ── */
.marquee-section { background: var(--green); padding: 14px 0; overflow: hidden; }
.marquee-track { display: flex; gap: 0; animation: marquee 25s linear infinite; width: max-content; }
.marquee-item { font-family: var(--font-head); font-size: 14px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: rgba(255,255,255,.92); white-space: nowrap; padding: 0 40px; }
.marquee-item::before { content: '▲  '; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ── Footer ── */
.site-footer { background: var(--charcoal); border-top: 1px solid var(--border-dark); padding: 72px 0 0; }
.footer-inner { max-width: var(--container); margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px; }
.footer-brand p { color: var(--on-dark-muted); font-size: 14px; line-height: 1.8; margin: 16px 0 24px; }
.footer-socials { display: flex; gap: 10px; }
.social-btn { width: 38px; height: 38px; background: var(--steel); border: 1px solid var(--border-dark); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--on-dark-muted); text-decoration: none; font-size: 15px; transition: all var(--dur-fast) var(--ease); }
.social-btn:hover { background: var(--green); border-color: var(--green); color: var(--white); }
.footer-col h4 { font-family: var(--font-head); font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 20px; color: var(--white); }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: var(--on-dark-muted); text-decoration: none; font-size: 14px; transition: color var(--dur-fast) var(--ease); }
.footer-links a:hover { color: var(--green-light); }
.footer-newsletter input { width: 100%; background: var(--steel); border: 1px solid var(--border-dark); border-radius: 8px; padding: 12px 16px; color: var(--white); font-family: var(--font-body); font-size: 14px; margin-bottom: 10px; outline: none; }
.footer-newsletter input:focus { border-color: var(--green-light); }
.footer-bottom { margin-top: 64px; padding: 20px 24px; max-width: var(--container); margin-left: auto; margin-right: auto; border-top: 1px solid var(--border-dark); display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--on-dark-muted); flex-wrap: wrap; gap: 8px; }

/* ── Floating CTA ── */
.floating-cta { position: fixed; bottom: 24px; right: 24px; display: flex; flex-direction: column; gap: 12px; z-index: 999; }
.float-btn { width: 52px; height: 52px; border-radius: 50%; border: none; display: flex; align-items: center; justify-content: center; font-size: 22px; cursor: pointer; box-shadow: 0 4px 20px rgba(0,0,0,.2); transition: transform var(--dur-fast) var(--ease); text-decoration: none; }
.float-btn:hover { transform: scale(1.1); }
.float-call { background: var(--accent); color: var(--white); }
.float-zalo { background: #0068ff; }
.float-top { background: var(--charcoal); color: var(--white); font-size: 16px; opacity: 0; pointer-events: none; transition: opacity var(--dur-fast) var(--ease); }
.float-top.visible { opacity: 1; pointer-events: auto; }

@media (max-width: 1024px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }
  #header-catalogue-btn span:last-child { display: none; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}