/* Elken website shell extensions for Water V5. */

body {
  color: var(--ek-charcoal);
  background: var(--ek-surface-page);
}

a { color: var(--ek-blue); }

.container,
.ek-site-header__inner,
.ek-site-footer__inner {
  width: min(var(--ek-content-max), calc(100% - var(--ek-page-pad) * 2));
  margin-inline: auto;
}

.ek-site-header,
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--ek-z-header);
  background: var(--ek-surface);
  border-bottom: 1px solid var(--ek-border);
}

.ek-site-header__inner,
.site-header .bar {
  min-height: var(--ek-header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ek-24);
}

.ek-site-brand,
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--ek-12);
  min-width: 0;
  color: var(--ek-blue);
  text-decoration: none;
  font-weight: var(--ek-w-bold);
}

.ek-site-brand__logo,
.brand .mark,
.footer-brand .mark,
.auth-mark .mark {
  width: auto;
  height: clamp(28px, 4vw, 40px);
  max-width: 148px;
  object-fit: contain;
  flex: 0 0 auto;
}

.brand .word,
.ek-site-footer__tag {
  display: grid;
  gap: var(--ek-4);
}

.brand small {
  display: block;
  color: var(--ek-muted);
  font-size: var(--ek-caption);
  font-weight: var(--ek-w-medium);
}

.ek-site-nav,
.nav,
.ek-site-actions,
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--ek-16);
}

.ek-site-nav a,
.nav a,
.drawer-nav a,
.ek-site-footer a {
  color: inherit;
  text-decoration: none;
}

.ek-site-nav a,
.nav a {
  color: var(--ek-charcoal);
  font-size: var(--ek-small);
  font-weight: var(--ek-w-medium);
}

.ek-site-nav a:hover,
.nav a:hover,
.ek-site-nav a.active,
.nav a.active { color: var(--ek-blue); }

.hamburger,
.ek-site-menu-toggle,
.icon-btn {
  display: inline-grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid var(--ek-border);
  border-radius: var(--ek-radius);
  color: var(--ek-charcoal);
  background: var(--ek-surface);
}

.hamburger span {
  width: 18px;
  height: 2px;
  background: currentColor;
}

.ek-site-drawer,
.drawer {
  position: fixed;
  inset: 0;
  z-index: var(--ek-z-drawer);
  background: var(--ek-neutral-tint);
}

.drawer:not(.open),
.ek-site-drawer[hidden] { display: none; }

.drawer-panel,
.ek-site-drawer__panel {
  margin-left: auto;
  width: min(360px, 100%);
  min-height: 100%;
  padding: var(--ek-24);
  background: var(--ek-surface);
  border-left: 1px solid var(--ek-border);
}

.drawer-head,
.ek-site-drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ek-16);
  margin-bottom: var(--ek-24);
}

.drawer-nav,
.ek-site-drawer__nav {
  display: grid;
  gap: var(--ek-12);
}

/* Drawer signed-in user block: avatar + name/ID row above the actions. */
.drawer-user { margin-bottom: var(--ek-8); }
.drawer-avatar {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  border-radius: 50%;
  background: var(--ek-info-tint);
  color: var(--ek-blue);
  font-weight: var(--ek-w-bold);
}
.drawer-user-meta {
  display: grid;
  gap: 2px;
  min-width: 0;
}
.drawer-user-meta strong {
  font-size: var(--ek-small);
  color: var(--ek-charcoal);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.drawer-user-meta small {
  font-size: var(--ek-caption);
  color: var(--ek-muted);
  font-variant-numeric: var(--ek-num);
}

.wa-fab {
  position: fixed;
  right: var(--ek-20);
  bottom: var(--ek-20);
  z-index: var(--ek-z-sticky);
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  color: var(--ek-white);
  background: var(--ek-blue);
  border-radius: var(--ek-radius-pill);
  box-shadow: var(--ek-shadow-lg);
}

.wa-fab svg {
  width: 24px;
  height: 24px;
}

.ek-site-footer,
.site-footer {
  color: var(--ek-white);
  background: var(--ek-blue-hover);
  margin-top: var(--ek-80);
}

#app-footer.ek-site-footer {
  color: inherit;
  background: transparent;
  margin-top: 0;
}

#app-footer > .site-footer {
  margin-top: var(--ek-80);
}

.ek-site-footer__inner,
.footer-inner {
  display: grid;
  grid-template-columns: minmax(220px, 1.2fr) repeat(3, minmax(140px, 1fr));
  gap: var(--ek-32);
  padding-block: var(--ek-56);
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(220px, 1.2fr) repeat(3, minmax(140px, 1fr));
  gap: var(--ek-32);
  padding-block: var(--ek-56);
}

.footer-cols,
.ek-site-footer__cols { display: contents; }

.footer-col,
.ek-site-footer__col {
  display: grid;
  gap: var(--ek-8);
  align-content: start;
}

.footer-col h5,
.ek-site-footer__col h3 {
  color: var(--ek-white);
  font-size: var(--ek-small);
}

.site-footer ul,
.ek-site-footer ul {
  display: grid;
  gap: var(--ek-8);
  padding: 0;
  margin: 0;
  list-style: none;
}

.site-footer li,
.ek-site-footer li {
  min-width: 0;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: var(--ek-8);
}

.footer-contact svg,
.footer-social svg {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
}

.footer-social {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ek-8);
}

.footer-bottom,
.ek-site-footer__bottom {
  border-top: 1px solid var(--ek-stat-3);
  padding-block: var(--ek-20);
  color: var(--ek-panel-cool);
  font-size: var(--ek-caption);
}

.site-hero,
.ek-hero,
.page-head,
.auth-shell { background: var(--ek-surface); }

.site-hero,
.ek-hero {
  min-height: min(680px, calc(100vh - var(--ek-header-h)));
  position: relative;
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  inset: 0;
  display: grid;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--ek-slow) var(--ek-ease);
}

.hero-slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

.hero-slide img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content {
  position: relative;
  width: min(680px, calc(100% - var(--ek-page-pad) * 2));
  margin-left: max(var(--ek-page-pad), calc((100vw - var(--ek-content-max)) / 2));
  padding-block: var(--ek-80);
  color: var(--ek-charcoal-deep);
}

.hero-content-light { color: var(--ek-white); }

.hero-content h1,
.page-head h1 {
  font-size: clamp(var(--ek-h1), 5vw, 56px);
  line-height: 1.08;
  letter-spacing: 0;
  margin: 0 0 var(--ek-20);
}

.hero-content p,
.page-head .sub,
.muted { color: var(--ek-muted); }

.hero-content-light p { color: var(--ek-panel-cool); }

.hero-actions,
.site-actions,
.cta-actions,
.body-cta,
.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ek-12);
  align-items: center;
}

.hero-arrow,
.hero-dots button {
  border: 1px solid var(--ek-border);
  background: var(--ek-surface);
  color: var(--ek-charcoal);
}

.hero-arrow {
  position: absolute;
  top: 50%;
  width: 44px;
  height: 44px;
  border-radius: var(--ek-radius-pill);
}

.hero-prev { left: var(--ek-20); }
.hero-next { right: var(--ek-20); }

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: var(--ek-24);
  display: flex;
  gap: var(--ek-8);
  transform: translateX(-50%);
}

.hero-dots button {
  width: 10px;
  height: 10px;
  border-radius: var(--ek-radius-pill);
}

.hero-dots button.is-active { background: var(--ek-blue); }

.site-section,
.section,
.section-lg,
.legal-shell { padding-block: var(--ek-64); }

.section-head,
.with-cta,
.page-head .row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--ek-24);
  flex-wrap: wrap;
}

.eyebrow,
.hero-kicker,
.crumbs,
.cat {
  color: var(--ek-muted);
  font-size: var(--ek-caption);
  font-weight: var(--ek-w-bold);
  letter-spacing: 0;
  text-transform: uppercase;
}

.category-grid,
.product-grid,
.grid-3,
.feature-grid,
.hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--ek-20);
}

.product-card,
.category-card,
.value-card,
.tool-card,
.location-card,
.checkout-card,
.summary,
.auth-card,
.legal-card,
.mrp-card {
  background: var(--ek-surface);
  border: 1px solid var(--ek-border);
  border-radius: var(--ek-radius);
  box-shadow: var(--ek-shadow-sm);
}

.product-card,
.category-card { overflow: hidden; }

.product-card .pic,
.category-card .pic,
.gallery .main,
.gallery .thumbs button { background: var(--ek-surface-sunken); }

.product-card img,
.category-card img,
.gallery img {
  max-width: 100%;
  height: auto;
}

.cta-band,
.ek-cta {
  padding: var(--ek-40);
  color: var(--ek-white);
  background: var(--ek-blue);
  border-radius: var(--ek-radius);
}

.auth-shell {
  min-height: calc(100vh - var(--ek-header-h));
  display: grid;
  place-items: center;
  padding: var(--ek-48) var(--ek-page-pad);
}

.auth-card {
  width: min(520px, 100%);
  padding: var(--ek-32);
}

/* Phase 2 marker — "二期" -------------------------------------------------
   Features that are not live yet carry a `Phase 2` badge in the header and the
   mobile drawer. It is styled as the marketing site styles its own secondary
   tags (Figma "EK - Nav Tag"): a quiet uppercase chip in the brand's neutral
   ground, never a coloured pill — a coloured badge reads as a status, and a
   phase is not a status. It is always subordinate to the label beside it. */
.phase-badge {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: var(--ek-w-bold);
  line-height: 1.4;
  letter-spacing: .06em;
  text-transform: uppercase;
  vertical-align: 1px;
  background: var(--ek-grey-light);
  color: var(--ek-muted);
  border-radius: var(--ek-radius-sm);
  white-space: nowrap;
}
.ek-site-header .phase-badge,
.ek-site-nav .phase-badge { background: var(--ek-grey-light); }

/* On the dark locations band and inside the blue header the neutral ground
   would flash light-on-dark, so the chip becomes a hairline outline instead. */
.phase-badge--on-dark,
.mk-locations .phase-badge {
  background: none;
  border: 1px solid var(--ek-nav-rule, var(--ek-grey-out));
  color: var(--ek-steel);
}

.offline-banner { display: none; }

@media (max-width: 900px) {
  .nav,
  .ek-site-nav { display: none; }

  .ek-site-footer__inner,
  .footer-inner,
  .footer-top { grid-template-columns: 1fr; }
}

@media (min-width: 901px) {
  .hamburger,
  .ek-site-menu-toggle { display: none; }
}

/* Header brand logo — replaces the text wordmark with the brand SVG pair
   (colour for light grounds, white-v4 for dark/overlay grounds). */
.brand .brand-logo { display: block; height: 26px; width: auto; }
.brand .logo-white { display: none; }