/* ================================================================
   TDTC Header & Footer CSS v2.0
   Font:    Plus Jakarta Sans (heading) + Be Vietnam Pro (body)
   Colors:  Navy #0B1120 · Cyan #00C2FF
   IDs:     #tdtc-hdr  #tdtc-ftr
   Classes: .tdtc-*  (prefix chống conflict với theme/Elementor)
================================================================ */

/* ── TOKENS ── */
:root {
  --hf-navy:      #0B1120;
  --hf-navy2:     #111827;
  --hf-navy3:     #131E30;
  --hf-navy4:     #1E2D45;
  --hf-border:    rgba(31,48,80,.7);
  --hf-cyan:      #00C2FF;
  --hf-cyan-dim:  #0090CC;
  --hf-cyan-bg:   rgba(0,194,255,.11);
  --hf-text:      #E2E8F0;
  --hf-muted:     #7A90AC;
  --hf-faint:     #3D5470;
  --hf-green:     #00E5A0;
  --hf-h:         68px;
  --hf-max:       1180px;
  --hf-rad:       6px;
  --hf-ease:      .2s ease;
}

/* ── SHARED LOGO ── */
.tdtc-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none !important;
  box-shadow: none !important;
}
.tdtc-logo-icon {
  width: 38px; height: 38px;
  background: var(--hf-cyan);
  border-radius: var(--hf-rad);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: background var(--hf-ease);
}
.tdtc-logo:hover .tdtc-logo-icon { background: #33CCFF; }
.tdtc-logo-text {
  display: flex; flex-direction: column; gap: 1px;
  font-style: normal;
}
.tdtc-logo-name {
  font-family: 'Plus Jakarta Sans', sans-serif !important;
  font-size: 15px !important; font-weight: 800 !important;
  color: #ffffff !important; line-height: 1.2 !important;
  letter-spacing: -.01em; white-space: nowrap;
}
.tdtc-logo-tag {
  font-family: 'Be Vietnam Pro', sans-serif !important;
  font-size: 11px !important; font-weight: 400 !important;
  color: var(--hf-muted) !important; line-height: 1 !important;
}

/* ================================================================
   HEADER  #tdtc-hdr
================================================================ */
#tdtc-hdr {
  position: fixed !important;
  top: 0 !important; left: 0 !important; right: 0 !important;
  height: var(--hf-h) !important;
  z-index: 99999 !important;
  background: rgba(11,17,32,.95) !important;
  border-bottom: 1px solid var(--hf-border) !important;
  backdrop-filter: blur(18px) !important;
  -webkit-backdrop-filter: blur(18px) !important;
  transition: box-shadow var(--hf-ease) !important;
  box-sizing: border-box !important;
  margin: 0 !important; padding: 0 !important;
  /* font smoothing */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
#tdtc-hdr.tdtc--scrolled {
  box-shadow: 0 2px 28px rgba(0,0,0,.55) !important;
  background: rgba(11,17,32,.99) !important;
}

/* inner wrap */
.tdtc-hdr-wrap {
  max-width: var(--hf-max);
  margin: 0 auto;
  padding: 0 5%;
  height: var(--hf-h);
  display: flex;
  align-items: center;
  gap: 28px;
}

/* ── NAV desktop ── */
.tdtc-nav {
  flex: 1;
  display: flex;
  align-items: center;
}
.tdtc-nav ul {
  display: flex !important;
  align-items: center !important;
  gap: 2px !important;
  list-style: none !important;
  margin: 0 !important; padding: 0 !important;
}
.tdtc-nav li { margin: 0 !important; padding: 0 !important; }
.tdtc-nav li a {
  display: block !important;
  font-family: 'Be Vietnam Pro', sans-serif !important;
  font-size: 14px !important; font-weight: 500 !important;
  color: var(--hf-muted) !important;
  text-decoration: none !important;
  padding: 6px 13px !important;
  border-radius: var(--hf-rad) !important;
  transition: color var(--hf-ease), background var(--hf-ease) !important;
  white-space: nowrap;
  box-shadow: none !important;
}
.tdtc-nav li a:hover,
.tdtc-nav li.current-menu-item > a,
.tdtc-nav li.current_page_item > a {
  color: var(--hf-cyan) !important;
  background: var(--hf-cyan-bg) !important;
}
/* submenu */
.tdtc-nav .sub-menu {
  position: absolute !important;
  top: calc(100% + 6px) !important; left: 0 !important;
  min-width: 190px !important;
  background: var(--hf-navy3) !important;
  border: 1px solid var(--hf-border) !important;
  border-radius: var(--hf-rad) !important;
  padding: 6px !important;
  display: flex !important; flex-direction: column !important;
  opacity: 0 !important; visibility: hidden !important; pointer-events: none !important;
  transform: translateY(-4px) !important;
  transition: all var(--hf-ease) !important;
  z-index: 100 !important;
}
.tdtc-nav li.menu-item-has-children {
  position: relative !important;
}
.tdtc-nav li.menu-item-has-children:hover > .sub-menu {
  opacity: 1 !important; visibility: visible !important;
  pointer-events: auto !important; transform: translateY(0) !important;
}
.tdtc-nav .sub-menu li a {
  font-size: 13px !important; padding: 8px 12px !important;
  border-radius: 4px !important;
}

/* ── ACTIONS ── */
.tdtc-hdr-actions {
  display: flex; align-items: center; gap: 10px; flex-shrink: 0;
}
.tdtc-hdr-tel {
  display: flex !important; align-items: center !important; gap: 6px !important;
  font-family: 'Be Vietnam Pro', sans-serif !important;
  font-size: 13px !important; font-weight: 600 !important;
  color: var(--hf-muted) !important;
  text-decoration: none !important; box-shadow: none !important;
  padding: 6px 10px !important;
  border-radius: var(--hf-rad) !important;
  transition: color var(--hf-ease), background var(--hf-ease) !important;
  white-space: nowrap;
}
.tdtc-hdr-tel:hover { color: var(--hf-cyan) !important; background: var(--hf-cyan-bg) !important; }
.tdtc-hdr-cta {
  display: inline-flex !important; align-items: center !important;
  background: var(--hf-cyan) !important; color: #0B1120 !important;
  font-family: 'Be Vietnam Pro', sans-serif !important;
  font-size: 13px !important; font-weight: 700 !important;
  padding: 9px 18px !important; border-radius: var(--hf-rad) !important;
  text-decoration: none !important; box-shadow: none !important;
  white-space: nowrap; letter-spacing: .2px;
  transition: background var(--hf-ease), transform var(--hf-ease) !important;
}
.tdtc-hdr-cta:hover { background: #33CCFF !important; transform: translateY(-1px) !important; color: #0B1120 !important; }

/* ── HAMBURGER ── */
.tdtc-burger {
  display: none !important;
  flex-direction: column !important; gap: 5px !important;
  background: none !important; border: none !important;
  cursor: pointer !important; padding: 6px 4px !important;
  border-radius: var(--hf-rad) !important;
  margin-left: auto !important;
  transition: background var(--hf-ease) !important;
}
.tdtc-burger:hover { background: var(--hf-cyan-bg) !important; }
.tdtc-burger span {
  display: block !important;
  width: 22px !important; height: 2px !important;
  background: var(--hf-text) !important;
  border-radius: 1px !important;
  transition: all var(--hf-ease) !important;
  transform-origin: center !important;
}
/* X state */
#tdtc-hdr.tdtc--open .tdtc-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg) !important; }
#tdtc-hdr.tdtc--open .tdtc-burger span:nth-child(2) { opacity: 0 !important; transform: scaleX(0) !important; }
#tdtc-hdr.tdtc--open .tdtc-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg) !important; }

/* ── MOBILE DRAWER ── */
.tdtc-drawer {
  display: none;
  position: fixed !important;
  top: var(--hf-h) !important; left: 0 !important; right: 0 !important;
  background: rgba(11,17,32,.98) !important;
  border-bottom: 1px solid var(--hf-border) !important;
  padding: 12px 5% 24px !important;
  z-index: 99998 !important;
  backdrop-filter: blur(18px) !important; -webkit-backdrop-filter: blur(18px) !important;
  flex-direction: column; gap: 0;
  -webkit-font-smoothing: antialiased;
}
#tdtc-hdr.tdtc--open .tdtc-drawer { display: flex !important; }
.tdtc-drawer nav ul {
  list-style: none !important; margin: 0 !important; padding: 0 !important;
  display: flex !important; flex-direction: column !important;
}
.tdtc-drawer nav li a {
  display: block !important;
  font-family: 'Be Vietnam Pro', sans-serif !important;
  font-size: 15px !important; font-weight: 500 !important;
  color: var(--hf-text) !important;
  text-decoration: none !important; box-shadow: none !important;
  padding: 13px 4px !important;
  border-bottom: 1px solid var(--hf-border) !important;
  transition: color var(--hf-ease) !important;
}
.tdtc-drawer nav li:last-child a { border-bottom: none !important; }
.tdtc-drawer nav li a:hover { color: var(--hf-cyan) !important; }
.tdtc-drawer-btns { display: flex; flex-direction: column; gap: 8px; margin-top: 16px; }
.tdtc-drawer-cta {
  display: flex !important; align-items: center !important;
  justify-content: center !important; gap: 8px !important;
  background: var(--hf-cyan) !important; color: #0B1120 !important;
  font-family: 'Be Vietnam Pro', sans-serif !important;
  font-size: 14px !important; font-weight: 700 !important;
  padding: 13px 20px !important; border-radius: var(--hf-rad) !important;
  text-decoration: none !important; box-shadow: none !important;
}
.tdtc-drawer-cta--out {
  background: transparent !important; color: var(--hf-cyan) !important;
  border: 1.5px solid var(--hf-cyan) !important;
}

/* body offset */
body.tdtc-offset { padding-top: var(--hf-h) !important; }
body.admin-bar #tdtc-hdr { top: 32px !important; }
body.admin-bar.tdtc-offset { padding-top: calc(var(--hf-h) + 32px) !important; }
@media screen and (max-width:782px) {
  body.admin-bar #tdtc-hdr { top: 46px !important; }
  body.admin-bar.tdtc-offset { padding-top: calc(var(--hf-h) + 46px) !important; }
}

/* ================================================================
   FOOTER  #tdtc-ftr
================================================================ */
#tdtc-ftr {
  background: #07101E !important;
  border-top: 1px solid var(--hf-border) !important;
  font-family: 'Be Vietnam Pro', sans-serif !important;
  -webkit-font-smoothing: antialiased;
  color: var(--hf-muted) !important;
  margin: 0 !important; padding: 0 !important;
  box-sizing: border-box !important;
}
.tdtc-ftr-wrap {
  max-width: var(--hf-max);
  margin: 0 auto;
  padding: 60px 5% 28px;
}
.tdtc-ftr-grid {
  display: grid !important;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr !important;
  gap: 48px !important;
  margin-bottom: 48px !important;
  padding-bottom: 44px !important;
  border-bottom: 1px solid var(--hf-border) !important;
}

/* brand */
.tdtc-ftr-brand .tdtc-logo { margin-bottom: 16px; }
.tdtc-ftr-desc {
  font-size: 13.5px !important; color: var(--hf-muted) !important;
  line-height: 1.8 !important; margin: 0 0 20px !important;
  max-width: 270px;
}
.tdtc-ftr-social { display: flex; gap: 8px; flex-wrap: wrap; }
.tdtc-ftr-social-a {
  display: inline-flex !important; align-items: center !important; gap: 5px !important;
  font-family: 'Be Vietnam Pro', sans-serif !important;
  font-size: 12px !important; font-weight: 600 !important;
  color: var(--hf-muted) !important;
  background: var(--hf-navy4) !important;
  border: 1px solid var(--hf-border) !important;
  padding: 5px 12px !important; border-radius: 20px !important;
  text-decoration: none !important; box-shadow: none !important;
  transition: all var(--hf-ease) !important;
}
.tdtc-ftr-social-a:hover {
  color: var(--hf-cyan) !important;
  background: var(--hf-cyan-bg) !important;
  border-color: rgba(0,194,255,.3) !important;
}

/* cols */
.tdtc-ftr-col h4 {
  font-family: 'Plus Jakarta Sans', sans-serif !important;
  font-size: 11px !important; font-weight: 700 !important;
  color: #ffffff !important; letter-spacing: 1.5px !important;
  text-transform: uppercase !important;
  margin: 0 0 16px !important; padding: 0 !important;
}
.tdtc-ftr-col ul {
  list-style: none !important; margin: 0 !important; padding: 0 !important;
  display: flex !important; flex-direction: column !important; gap: 9px !important;
}
.tdtc-ftr-col ul li { margin: 0 !important; padding: 0 !important; }
.tdtc-ftr-col ul li a {
  font-size: 13.5px !important; color: var(--hf-muted) !important;
  text-decoration: none !important; box-shadow: none !important;
  transition: color var(--hf-ease) !important; display: inline-block !important;
}
.tdtc-ftr-col ul li a:hover { color: var(--hf-cyan) !important; }

/* contacts */
.tdtc-ftr-contacts li {
  display: flex !important; align-items: flex-start !important;
  gap: 8px !important;
}
.tdtc-ftr-contacts li svg { flex-shrink: 0; margin-top: 3px; }
.tdtc-ftr-contacts li a,
.tdtc-ftr-contacts li span {
  font-size: 13.5px !important; color: var(--hf-muted) !important;
  text-decoration: none !important; line-height: 1.55 !important;
  transition: color var(--hf-ease) !important;
}
.tdtc-ftr-contacts li a:hover { color: var(--hf-cyan) !important; }
.tdtc-ftr-cta {
  display: inline-flex !important; margin-top: 18px !important;
  background: var(--hf-cyan) !important; color: #0B1120 !important;
  font-family: 'Be Vietnam Pro', sans-serif !important;
  font-size: 13px !important; font-weight: 700 !important;
  padding: 10px 18px !important; border-radius: var(--hf-rad) !important;
  text-decoration: none !important; box-shadow: none !important;
  transition: all var(--hf-ease) !important;
}
.tdtc-ftr-cta:hover { background: #33CCFF !important; color: #0B1120 !important; transform: translateY(-1px) !important; }

/* bottom bar */
.tdtc-ftr-bottom {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 10px;
  font-size: 12px; color: var(--hf-faint);
}
.tdtc-ftr-bottom a { color: var(--hf-faint); text-decoration: none; transition: color var(--hf-ease); }
.tdtc-ftr-bottom a:hover { color: var(--hf-cyan); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .tdtc-ftr-grid { grid-template-columns: 1fr 1fr !important; gap: 32px !important; }
  .tdtc-hdr-tel span { display: none; }
}
@media (max-width: 768px) {
  .tdtc-nav, .tdtc-hdr-tel, .tdtc-hdr-cta { display: none !important; }
  .tdtc-burger { display: flex !important; }
  .tdtc-hdr-wrap { gap: 12px; }
  .tdtc-ftr-grid { grid-template-columns: 1fr !important; gap: 28px !important; }
  .tdtc-ftr-wrap { padding: 40px 5% 24px; }
  .tdtc-ftr-desc { max-width: 100%; }
  .tdtc-ftr-bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .tdtc-logo-tag { display: none; }
}