/* ==========================================================================
   Somachir — Header
   ========================================================================== */

:root {
  --header-height:          140px;
  --header-height-scrolled: 140px;
  --header-max-width:       1600px;
  --header-px:              48px;
  --header-transition:      0.45s cubic-bezier(0.16, 1, 0.3, 1);
  --header-bg-scrolled:     rgba(255, 255, 255, 0.97);
  --header-row-border:      rgba(255, 255, 255, 0.2);
}

/* --------------------------------------------------------------------------
   Base — fixed, transparent, hidden above viewport on load
   -------------------------------------------------------------------------- */
.smch-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  border-bottom: 1px solid transparent;
  transform: translateY(0);
  opacity: 1;
  transition:
    background      var(--header-transition),
    border-color    var(--header-transition),
    backdrop-filter var(--header-transition);
  will-change: transform, opacity, background;
}

/* Hidden — slides up out of view (only after initial phase) */
.smch-header--animate:not(.smch-header--visible) {
  transform: translateY(-100%);
  opacity: 0;
  transition:
    transform       0.6s cubic-bezier(0.16, 1, 0.3, 1),
    opacity         0.5s cubic-bezier(0.16, 1, 0.3, 1),
    background      var(--header-transition),
    border-color    var(--header-transition),
    backdrop-filter var(--header-transition);
}

.smch-header--animate.smch-header--visible {
  transition:
    transform       0.6s cubic-bezier(0.16, 1, 0.3, 1),
    opacity         0.5s cubic-bezier(0.16, 1, 0.3, 1),
    background      var(--header-transition),
    border-color    var(--header-transition),
    backdrop-filter var(--header-transition);
}

/* Visible — at top (transparent) or scrolled past 210px (solid) */
.smch-header--visible {
  transform: translateY(0);
  opacity: 1;
}

/* --------------------------------------------------------------------------
   Scrolled — solid white
   -------------------------------------------------------------------------- */
.smch-header--scrolled {
  background: var(--header-bg-scrolled);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  --header-row-border: var(--color-border);
}

/* --------------------------------------------------------------------------
   Inner wrapper — column, full width
   -------------------------------------------------------------------------- */
.smch-header__inner {
  display: flex;
  flex-direction: column;
  max-width: var(--header-max-width);
  margin: 0 auto;
  padding: 0 var(--header-px);
}

/* --------------------------------------------------------------------------
   Shared row styles
   -------------------------------------------------------------------------- */
.smch-header__row {
  display: flex;
  align-items: center;
  width: 100%;
}

/* --------------------------------------------------------------------------
   Row 1 — Logo left, CTA right
   -------------------------------------------------------------------------- */
.smch-header__row--top {
  justify-content: space-between;
  padding-top: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--header-row-border);
  transition: border-color var(--header-transition);
}

/* --------------------------------------------------------------------------
   Row 2 — Nav full width, draggable
   -------------------------------------------------------------------------- */
.smch-header__row--nav {
  padding-top: 14px;
  padding-bottom: 14px;
  position: relative; /* anchor for fade hints */
}

.smch-header__nav {
  overflow-x: auto;
  overflow-y: visible;
  scrollbar-width: none;
  -ms-overflow-style: none;
  position: relative;
}

.smch-header__nav::-webkit-scrollbar {
  display: none;
}

/* --------------------------------------------------------------------------
   Scroll arrow buttons — injected by JS, visible only when needed
   -------------------------------------------------------------------------- */
.smch-nav-arrow {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  cursor: pointer;
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  padding: 0;
}

.smch-nav-arrow--right {
  right: 0;
  background: linear-gradient(to right, transparent, rgba(0,0,0,0.22));
  justify-content: flex-end;
  padding-right: 10px;
}

.smch-nav-arrow--left {
  left: 0;
  background: linear-gradient(to left, transparent, rgba(0,0,0,0.22));
  justify-content: flex-start;
  padding-left: 10px;
}

/* Swap gradient on white header */
.smch-header--scrolled .smch-nav-arrow--right {
  background: linear-gradient(to right, transparent, rgba(255,255,255,0.97));
}
.smch-header--scrolled .smch-nav-arrow--left {
  background: linear-gradient(to left, transparent, rgba(255,255,255,0.97));
}

.smch-nav-arrow svg {
  width: 18px;
  height: 18px;
  stroke: rgba(255,255,255,0.9);
  flex-shrink: 0;
  transition: stroke var(--header-transition);
}

.smch-header--scrolled .smch-nav-arrow svg {
  stroke: var(--color-accent);
}

/* Visible states */
.smch-header__row--nav.can-scroll-right .smch-nav-arrow--right,
.smch-header__row--nav.can-scroll-left  .smch-nav-arrow--left {
  opacity: 1;
  pointer-events: auto;
}

/* --------------------------------------------------------------------------
   Logo
   -------------------------------------------------------------------------- */
.smch-header__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  position: relative;
  flex-shrink: 0;
}

.smch-header__logo-img {
  height: 72px;
  width: auto;
  display: block;
  transition: opacity var(--header-transition);
}

.smch-header__logo-img--light {
  opacity: 1;
}

.smch-header__logo-img--dark {
  opacity: 0;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  pointer-events: none;
}

.smch-header--scrolled .smch-header__logo-img--light {
  opacity: 0;
}

.smch-header--scrolled .smch-header__logo-img--dark {
  opacity: 1;
  pointer-events: auto;
}

.smch-header__logo-text {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-white);
  transition: color var(--header-transition);
  white-space: nowrap;
}

.smch-header--scrolled .smch-header__logo-text {
  color: var(--color-black);
}

/* --------------------------------------------------------------------------
   CTA Button
   -------------------------------------------------------------------------- */
.smch-btn {
  display: inline-block;
  padding: 13px 52px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase !important;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  flex-shrink: 0;
  transition:
    background   var(--header-transition),
    color        var(--header-transition),
    border-color var(--header-transition);
}

.smch-btn--filled {
  background: var(--color-white);
  color: var(--color-accent);
  border: 1px solid var(--color-white);
}

.smch-btn--filled:hover {
  background: transparent;
  color: var(--color-white);
  text-decoration: none;
}

.smch-header--scrolled .smch-btn--filled {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.smch-header--scrolled .smch-btn--filled:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  text-decoration: none;
}

.smch-btn--outline {
  background: transparent;
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.smch-btn--outline:hover {
  border-color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
  text-decoration: none;
}

.smch-header--scrolled .smch-btn--outline {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.smch-header--scrolled .smch-btn--outline:hover {
  background: var(--color-accent);
  color: var(--color-white);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   Navigation — row 2, full width, items spread/start
   -------------------------------------------------------------------------- */
.smch-header__nav {
  width: 100%;
}

.smch-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: stretch;
  width: max-content;
  min-width: 100%; /* stretch when there's room */
}

.smch-nav__list li {
  position: relative;
  margin: 0;
  padding: 0;
  flex: 1;
  min-width: max-content;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Divider between items */
.smch-nav__list > li + li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10%;
  height: 80%;
  width: 1px;
  background: var(--header-row-border);
  transition: background var(--header-transition);
}

/* All nav links — force uppercase */
.smch-nav__list a,
.smch-nav__list a * {
  text-transform: uppercase !important;
}

.smch-nav__list > li > a {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-decoration: none;
  color: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 4px 12px;
  position: relative;
  white-space: nowrap;
  transition: color var(--header-transition);
}

/* Underline slide-in */
.smch-nav__list > li > a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 12px;
  right: 12px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.smch-nav__list > li > a:hover::after,
.smch-nav__list .current-menu-item > a::after,
.smch-nav__list .current-menu-ancestor > a::after {
  transform: scaleX(1);
}

.smch-nav__list > li > a:hover {
  color: #fff;
  text-decoration: none;
}

/* Scrolled — dark links */
.smch-header--scrolled .smch-nav__list > li > a {
  color: var(--color-black);
}

.smch-header--scrolled .smch-nav__list > li > a:hover {
  color: var(--color-accent);
}

/* Scrolled dividers */
.smch-header--scrolled .smch-nav__list > li + li::before {
  background: var(--color-border);
}

/* --------------------------------------------------------------------------
   Dropdown
   -------------------------------------------------------------------------- */
.smch-nav__list .sub-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 210px;
  background: var(--color-white);
  border: var(--border);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition:
    opacity   0.3s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 10;
}

.smch-nav__list li:hover > .sub-menu,
.smch-nav__list li:focus-within > .sub-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.smch-nav__list .sub-menu a {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-black) !important;
  padding: 12px 20px;
  border-bottom: var(--border);
  display: block;
  transition: color var(--header-transition), background var(--header-transition);
}

.smch-nav__list .sub-menu li:last-child a {
  border-bottom: none;
}

.smch-nav__list .sub-menu a:hover {
  color: var(--color-accent) !important;
  background: var(--color-bg-light);
}

.smch-nav__list .sub-menu a::after {
  display: none !important;
}

/* --------------------------------------------------------------------------
   Burger — mobile only
   -------------------------------------------------------------------------- */
.smch-header__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-shrink: 0;
}

.smch-header__burger-bar {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--color-white);
  transition:
    transform  0.4s cubic-bezier(0.16, 1, 0.3, 1),
    opacity    0.3s ease,
    background var(--header-transition);
  transform-origin: center;
}

.smch-header--scrolled .smch-header__burger-bar {
  background: var(--color-black);
}

.smch-header--open .smch-header__burger-bar:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.smch-header--open .smch-header__burger-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.smch-header--open .smch-header__burger-bar:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   Page offset helper (non-hero pages)
   -------------------------------------------------------------------------- */
.smch-page-offset {
  padding-top: var(--header-height);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  :root {
    --header-px: 32px;
  }

  .smch-nav__list > li > a {
    padding: 4px 8px;
    font-size: 10px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-px: 20px;
  }

  /* Collapse to single row — logo left, burger right */
  .smch-header__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding-top: 0;
    padding-bottom: 0;
    min-height: 64px;
  }

  .smch-header__row--top {
    border-bottom: none;
    padding: 0;
    flex: 1;
  }

  /* Hide the CTA in the header row on mobile */
  .smch-header__row--top .smch-btn {
    display: none;
  }

  .smch-header__row--nav {
    display: none;
  }

  .smch-header__burger {
    display: flex;
  }
}

/* --------------------------------------------------------------------------
   Side panel
   -------------------------------------------------------------------------- */
.smch-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 88vw);
  background: #fff;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: -8px 0 40px rgba(0, 0, 0, 0.18);
}

.smch-panel--open {
  transform: translateX(0);
}

/* Backdrop */
.smch-panel__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(8, 22, 46, 0.55);
  z-index: 1099;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.smch-panel__backdrop--visible {
  opacity: 1;
  pointer-events: auto;
}

/* Panel header — logo + close */
.smch-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.smch-panel__logo {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.smch-panel__logo-img {
  height: 48px;
  width: auto;
  display: block;
}

.smch-panel__logo-text {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  color: var(--color-black);
}

.smch-panel__close {
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  color: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.smch-panel__close:hover {
  color: var(--color-accent);
}

/* Nav */
.smch-panel__nav {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.smch-panel__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.smch-panel__list > li {
  border-bottom: 1px solid var(--color-border);
}

.smch-panel__list > li > a {
  display: block;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-black);
  text-decoration: none;
  padding: 16px 24px;
  transition: color 0.25s ease, background 0.25s ease;
}

.smch-panel__list > li > a:hover,
.smch-panel__list .current-menu-item > a {
  color: var(--color-accent);
  background: rgba(27, 79, 138, 0.04);
}

/* Sub-menu */
.smch-panel__list .sub-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  background: #f7f9fc;
  border-top: 1px solid var(--color-border);
}

.smch-panel__list .sub-menu a {
  display: block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #555;
  text-decoration: none;
  padding: 12px 24px 12px 36px;
  transition: color 0.2s ease;
}

.smch-panel__list .sub-menu a:hover {
  color: var(--color-accent);
}

/* Footer — CTA button */
.smch-panel__footer {
  padding: 20px 24px;
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}

.smch-panel__cta {
  display: block;
  width: 100%;
  text-align: center;
  padding: 14px 24px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  background: var(--color-accent);
  color: #fff;
  border: 1px solid var(--color-accent);
  transition: background 0.3s ease, color 0.3s ease;
}

.smch-panel__cta:hover {
  background: transparent;
  color: var(--color-accent);
  text-decoration: none;
}