/**
 * KM shared header chrome — ONE header for landing + all site pages.
 * Scrolls with the page (NOT fixed, NOT sticky).
 */

:root {
  --km-hdr-blue: #0090e0;
  --km-hdr-blue-dark: #0070b8;
  --km-hdr-blue-soft: rgba(0, 144, 224, 0.12);
  --km-hdr-navy: #1e293b;
  --km-hdr-ink: #1e293b;
  --km-hdr-muted: #64748b;
  --km-hdr-line: #e2e8f0;
  --km-hdr-bg: #f1f5f9;
  --km-hdr-white: #ffffff;
  --km-hdr-accent: #f59e0b;
  --km-hdr-radius: 10px;
  --km-hdr-shadow: 0 10px 28px rgba(15, 23, 42, 0.1);
  --km-hdr-max: 1180px;
  --km-bar-h: 62px;
  --km-nav-h: 44px;
  --km-header-offset: calc(var(--km-bar-h) + var(--km-nav-h));
}

/* Hide theme header when KM chrome is active */
body.km-landing #page-header.l-header,
body.km-landing header.l-header,
body.km-landing .l-header,
body.km-site-skin-v1 #page-header.l-header,
body.km-site-skin-v1 header.l-header,
body.km-site-skin-v1 .l-header {
  display: none !important;
  height: 0 !important;
  min-height: 0 !important;
  overflow: hidden !important;
  visibility: hidden !important;
  pointer-events: none !important;
  opacity: 0 !important;
}

body.km-site-skin-v1 .l-canvas,
body.km-site-skin-v1 .l-main,
body.km-site-skin-v1 #page-content {
  padding-top: 0 !important;
  margin-top: 0 !important;
}

body.km-landing.km-drawer-open,
body.km-site-skin-v1.km-drawer-open {
  overflow: hidden;
}

/* No reserved space — header scrolls with page (not fixed/sticky) */

.km-header .km-wrap,
.km-drawer .km-wrap {
  width: min(var(--km-hdr-max), calc(100% - 1.5rem));
  margin-inline: auto;
  box-sizing: border-box;
}

.km-header {
  background: var(--km-hdr-white);
  border-bottom: 1px solid var(--km-hdr-line);
  position: relative;
  top: auto;
  left: auto;
  right: auto;
  width: 100%;
  z-index: 10050;
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.04);
  transition: none;
  font-family: "Vazirmatn", Tahoma, "Segoe UI", sans-serif;
  direction: rtl;
  text-align: right;
}

.km-header a {
  text-decoration: none !important;
}

.km-header.is-scrolled {
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.1);
}

.km-header-bar-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: var(--km-bar-h);
  height: var(--km-bar-h);
}

.km-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
  color: inherit !important;
}

.km-brand-mark {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
}

.km-brand-mark strong {
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--km-hdr-navy) !important;
  line-height: 1.2;
}

.km-brand-mark small {
  font-size: 0.7rem;
  color: var(--km-hdr-muted) !important;
}

.km-brand img.delta-logo {
  height: 32px;
  width: auto;
  max-height: 32px;
  max-width: none;
}

.km-header-search {
  display: flex !important;
  align-items: center !important;
  flex: 1 1 auto !important;
  max-width: none !important;
  min-width: 12rem !important;
  height: 2.6rem !important;
  border: 1px solid var(--km-hdr-line) !important;
  border-radius: 999px !important;
  background: var(--km-hdr-bg) !important;
  padding: 0.2rem 0.2rem 0.2rem 0.95rem !important;
  gap: 0.35rem !important;
  box-sizing: border-box !important;
  box-shadow: none !important;
}

#kmHeader .km-header-search input[type="search"],
.km-header-search input[type="search"] {
  flex: 1 1 auto !important;
  min-width: 0 !important;
  width: auto !important;
  height: 2.2rem !important;
  line-height: 2.2rem !important;
  border: none !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  font: inherit !important;
  font-size: 0.86rem !important;
  color: var(--km-hdr-ink) !important;
  outline: none !important;
  padding: 0 !important;
  margin: 0 !important;
}

.km-header-search input[type="search"]::placeholder {
  color: var(--km-hdr-muted);
}

#kmHeader .km-header-search button,
#kmHeader .km-header-search button[type="submit"],
#kmHeader .km-header-search .km-search-submit,
.km-header-search button,
.km-header-search button[type="submit"],
.km-header-search .km-search-submit {
  flex-shrink: 0 !important;
  width: 2.2rem !important;
  height: 2.2rem !important;
  min-width: 2.2rem !important;
  min-height: 2.2rem !important;
  max-width: 2.2rem !important;
  max-height: 2.2rem !important;
  border: none !important;
  border-radius: 50% !important;
  background: var(--km-hdr-blue) !important;
  background-color: var(--km-hdr-blue) !important;
  color: #fff !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 0 !important;
  margin: 0 !important;
  cursor: pointer !important;
  box-shadow: none !important;
  line-height: 1 !important;
  font-size: 0 !important;
}

.km-header-search button svg,
.km-header-search .km-search-submit svg {
  display: block !important;
  width: 1.05rem !important;
  height: 1.05rem !important;
}

#kmHeader .km-header-search button:hover,
#kmHeader .km-header-search .km-search-submit:hover,
.km-header-search button:hover,
.km-header-search .km-search-submit:hover {
  background: var(--km-hdr-blue-dark) !important;
  background-color: var(--km-hdr-blue-dark) !important;
}

.km-header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

#kmHeader .km-header-phone,
.km-header-phone {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 1rem !important;
  font-weight: 800 !important;
  letter-spacing: 0.02em !important;
  color: #15803d !important;
  white-space: nowrap !important;
  padding: 0.4rem 0.75rem !important;
  border-radius: 10px !important;
  border: 2px solid #16a34a !important;
  background: rgba(21, 128, 61, 0.1) !important;
  background-color: rgba(21, 128, 61, 0.1) !important;
  text-decoration: none !important;
  line-height: 1.2 !important;
  direction: ltr !important;
  box-shadow: none !important;
}

#kmHeader .km-header-panel,
.km-header-panel {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 0.82rem !important;
  font-weight: 700 !important;
  white-space: nowrap !important;
  padding: 0.42rem 0.85rem !important;
  border-radius: 999px !important;
  border: 1px solid var(--km-hdr-line) !important;
  background: #fff !important;
  background-color: #fff !important;
  color: var(--km-hdr-navy) !important;
  text-decoration: none !important;
  box-shadow: none !important;
}

#kmHeader .km-btn,
#kmHeader .km-btn-consult,
.km-header .km-btn {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 0.45rem !important;
  padding: 0.55rem 1.05rem !important;
  border-radius: 999px !important;
  border: none !important;
  background: var(--km-hdr-blue) !important;
  color: #fff !important;
  font-weight: 700 !important;
  font-size: 0.86rem !important;
  font-family: inherit !important;
  cursor: pointer !important;
  text-decoration: none !important;
  box-shadow: 0 4px 14px rgba(0, 144, 224, 0.28) !important;
  white-space: nowrap !important;
  line-height: 1.2 !important;
}

#kmHeader .km-btn-sm,
.km-header .km-btn-sm,
.km-drawer .km-btn-sm {
  padding: 0.45rem 0.95rem !important;
  font-size: 0.82rem !important;
}

#kmHeader .km-btn-accent,
.km-header .km-btn-accent,
.km-drawer .km-btn-accent {
  background: linear-gradient(135deg, var(--km-hdr-accent) 0%, #fbbf24 100%) !important;
  background-color: var(--km-hdr-accent) !important;
  color: #1a1206 !important;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.32) !important;
}

.km-header-nav-wrap {
  background: #f8fafc;
  border-top: 1px solid var(--km-hdr-line);
  overflow: visible;
}

.km-nav--primary {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  min-height: var(--km-nav-h);
  overflow: visible;
}

.km-nav--primary > a,
.km-nav--primary .km-nav-parent,
.km-nav-more-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.9rem;
  border-radius: 8px;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--km-hdr-ink) !important;
  white-space: nowrap;
  border: none;
  background: transparent;
  font-family: inherit;
  cursor: pointer;
  line-height: 1.2;
}

.km-nav--primary > a:hover,
.km-nav--primary .km-nav-parent:hover,
.km-nav-more-btn:hover,
.km-nav--primary > a.is-active {
  background: var(--km-hdr-white);
  color: var(--km-hdr-blue) !important;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
}

.km-nav-more-btn[aria-expanded="true"] {
  background: var(--km-hdr-white);
  color: var(--km-hdr-blue) !important;
}

.km-nav-dropdown {
  position: relative;
  z-index: 1;
}

.km-nav-dropdown.is-open {
  z-index: 70;
}

.km-nav-dropdown-panel {
  display: none;
  position: absolute;
  top: calc(100% - 10px);
  inset-inline-start: 0;
  min-width: 210px;
  padding: 0.45rem;
  background: #fff;
  background-clip: padding-box;
  border: 1px solid var(--km-hdr-line);
  border-top: 10px solid transparent;
  border-radius: var(--km-hdr-radius);
  box-shadow: var(--km-hdr-shadow);
  z-index: 70;
}

.km-nav-dropdown:hover .km-nav-dropdown-panel,
.km-nav-dropdown:focus-within .km-nav-dropdown-panel,
.km-nav-dropdown.is-open .km-nav-dropdown-panel,
.km-nav-more-btn[aria-expanded="true"] + .km-nav-dropdown-panel {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.km-nav-dropdown-panel a {
  padding: 0.5rem 0.7rem;
  border-radius: 8px;
  font-size: 0.86rem;
  color: var(--km-hdr-ink) !important;
}

.km-nav-dropdown-panel a:hover {
  background: var(--km-hdr-blue-soft);
  color: var(--km-hdr-blue) !important;
}

.km-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.km-menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--km-hdr-line);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  flex-shrink: 0;
  padding: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.km-menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 3px 0;
  background: var(--km-hdr-ink);
}

/* Drawer */
.km-drawer {
  display: none;
  font-family: "Vazirmatn", Tahoma, "Segoe UI", sans-serif;
  direction: rtl;
}

.km-drawer.is-open {
  display: block;
}

.km-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.48);
  z-index: 10060;
}

.km-drawer-panel {
  position: fixed;
  top: 0;
  inset-inline-end: 0;
  width: min(320px, 88vw);
  height: 100%;
  background: #fff;
  z-index: 10061;
  display: flex;
  flex-direction: column;
  padding: 1rem 1rem 1.25rem;
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.12);
  transform: translateX(-100%);
  transition: transform 0.25s ease;
}

.km-drawer.is-open .km-drawer-panel {
  transform: translateX(0);
}

.km-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--km-hdr-line);
}

.km-drawer-close {
  width: 36px;
  height: 36px;
  border: 1px solid var(--km-hdr-line);
  border-radius: 8px;
  background: #fff;
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}

.km-drawer-search {
  display: none;
  flex-direction: column;
  gap: 0.55rem;
  padding: 0 0 0.85rem;
  border-bottom: 1px solid var(--km-hdr-line);
  margin-bottom: 0.35rem;
}

.km-drawer-search input[type="search"] {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--km-hdr-line);
  border-radius: 8px;
  font: inherit;
}

.km-drawer .km-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  border: none;
  background: var(--km-hdr-blue);
  color: #fff !important;
  font-weight: 700;
  font-size: 0.9rem;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none !important;
}

.km-drawer-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
  overflow-y: auto;
}

.km-drawer-menu > li {
  border-bottom: 1px solid var(--km-hdr-line);
}

.km-drawer-menu > li > a,
.km-drawer-toggle {
  display: block;
  width: 100%;
  text-align: start;
  padding: 0.75rem 0.25rem;
  font: inherit;
  font-weight: 600;
  color: var(--km-hdr-ink) !important;
  background: none;
  border: none;
  cursor: pointer;
  text-decoration: none !important;
}

.km-drawer-toggle::after {
  content: "▾";
  float: inline-end;
  opacity: 0.5;
}

.km-drawer-sub {
  list-style: none;
  margin: 0;
  padding: 0 0 0.5rem 0.75rem;
  display: none;
}

.km-drawer-menu li.is-expanded .km-drawer-sub {
  display: block;
}

.km-drawer-sub a {
  display: block;
  padding: 0.45rem 0;
  font-size: 0.88rem;
  color: var(--km-hdr-muted) !important;
  text-decoration: none !important;
}

.km-drawer .km-btn-outline {
  background: transparent;
  color: var(--km-hdr-blue) !important;
  border: 2px solid var(--km-hdr-blue);
  box-shadow: none;
  margin-top: 0.75rem;
}

.km-drawer .km-btn-outline:hover {
  background: var(--km-hdr-blue-soft);
  color: var(--km-hdr-blue-dark) !important;
}

.km-drawer-cta {
  width: 100%;
  margin-top: 0.75rem;
}

.km-drawer-phone {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.75rem;
  padding: 0.65rem;
  border-radius: 10px;
  border: 2px solid #16a34a;
  color: #15803d !important;
  font-weight: 800;
  text-decoration: none !important;
  direction: ltr;
}

@media (max-width: 1100px) {
  :root {
    --km-bar-h: 56px;
    --km-header-offset: var(--km-bar-h);
  }

  .km-header-nav-wrap {
    display: none !important;
  }

  #kmHeader .km-header-panel,
  #kmHeader .km-header-search,
  #kmHeader .km-header-actions .km-btn-consult,
  .km-header-panel,
  .km-header-search,
  .km-header-actions .km-btn-consult {
    display: none !important;
  }

  .km-drawer-search {
    display: flex !important;
  }

  .km-header-bar-inner {
    justify-content: space-between !important;
    width: 100% !important;
    gap: 0.5rem !important;
  }

  .km-header-actions {
    margin-inline-start: auto !important;
    gap: 0.4rem !important;
  }

  .km-menu-toggle {
    display: inline-flex !important;
  }

  #kmHeader .km-header-phone,
  .km-header-phone {
    display: inline-flex !important;
  }
}

@media (max-width: 640px) {
  .km-brand-mark small {
    display: none !important;
  }

  .km-brand img.delta-logo {
    height: 26px !important;
    max-height: 26px !important;
  }

  #kmHeader .km-header-phone,
  .km-header-phone {
    font-size: 0.88rem !important;
    padding: 0.32rem 0.5rem !important;
  }

  .km-header-bar-inner {
    gap: 0.4rem !important;
  }

  .km-brand-mark strong {
    font-size: 0.88rem !important;
  }
}