/* ============================================================
   BRAMS — Reusable components.
   Navbar · Footer · Buttons · Cards · Forms · Placeholders · Loader · Cursor
   ============================================================ */

/* =============================================
   NAVBAR — sticky, adaptive theme
   ============================================= */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: var(--z-nav); /* 60000 — under launcher/back-to-top so they always sit above */
  height: var(--nav-h);
  display: flex;
  align-items: center;
  padding-inline: var(--gutter);
  transition: background-color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out),
              transform var(--dur) var(--ease-out),
              backdrop-filter var(--dur-fast) var(--ease-out);
  border-bottom: 1px solid transparent;
}

.nav.is-scrolled {
  background: rgba(6, 7, 8, 0.72);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom-color: var(--steel-700);
}

/* Over light sections, keep the navbar dark-glassy for logo legibility. */
[data-theme="light"] .nav.is-scrolled {
  background: rgba(6, 7, 8, 0.85);
  border-bottom-color: rgba(0,0,0,0.1);
}

.nav.is-hidden { transform: translateY(-100%); }

.nav__inner {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 2rem;
}

.nav__logo {
  display: inline-flex;
  align-items: center;
  height: 48px;
}
.nav__logo img {
  height: 44px;
  width: auto;
  display: block;
}
@media (max-width: 560px) {
  .nav__logo { height: 38px; }
  .nav__logo img { height: 34px; }
}

.nav__menu {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(1rem, 0.5rem + 1.5vw, 2.25rem);
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
}

.nav__link {
  position: relative;
  padding-block: 0.5rem;
  color: var(--off-white);
  transition: color var(--dur-fast) var(--ease-out);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0.25rem;
  width: 100%;
  height: 1px;
  background: var(--brams-blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease-out);
}
.nav__link:hover { color: var(--brams-blue-bright); }
.nav__link:hover::after,
.nav__link[aria-current="page"]::after { transform: scaleX(1); }

/* =============================================
   NAV — Dropdowns + mega menu
   ============================================= */
.nav__item--has-menu,
.nav__item--has-mega { position: relative; }

/* The nav__trigger replaces the plain <a> for items that open a menu. */
.nav__trigger {
  position: relative;
  padding-block: 0.5rem;
  color: var(--off-white);
  font-family: inherit;
  font-size: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  background: transparent;
  border: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: color var(--dur-fast) var(--ease-out);
}
.nav__trigger::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0.25rem;
  width: 100%;
  height: 1px;
  background: var(--brams-blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease-out);
}
.nav__trigger:hover { color: var(--brams-blue-bright); }
.nav__trigger:hover::after,
.nav__trigger[aria-expanded="true"]::after { transform: scaleX(1); }
.nav__trigger-arrow {
  width: 8px;
  height: 8px;
  margin-top: 2px;
  opacity: 0.7;
  transition: transform 0.25s var(--ease-out), opacity 0.2s ease;
}
.nav__trigger:hover .nav__trigger-arrow,
.nav__trigger[aria-expanded="true"] .nav__trigger-arrow {
  opacity: 1;
  transform: rotate(180deg);
}

/* Simple submenu (Kompanija / Tehnologija / Inovacije) */
.nav__submenu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translate(-50%, -8px);
  margin-top: 0.6rem;
  min-width: 240px;
  background: rgba(16, 19, 22, 0.94);
  backdrop-filter: saturate(160%) blur(18px);
  -webkit-backdrop-filter: saturate(160%) blur(18px);
  border: 1px solid var(--steel-700);
  padding: 0.75rem;
  opacity: 0;
  pointer-events: none;
  /* Faster open, slower close (with a small delay) so the cursor has time to
     travel from the trigger to the items without the menu snapping shut. */
  transition: opacity 0.18s var(--ease-out) 0.22s,
              transform 0.25s var(--ease-out) 0.22s,
              visibility 0s linear 0.4s;
  box-shadow: 0 24px 60px -20px rgba(0,0,0,0.75);
}
/* Invisible bridge that covers the gap between the trigger and the panel.
   Lives inside the panel so hovering it keeps .nav__item--has-menu:hover. */
.nav__submenu::before {
  content: "";
  position: absolute;
  left: 0; right: 0;
  top: -0.7rem;
  height: 0.7rem;
  pointer-events: auto;
}
.nav__item--has-menu:hover .nav__submenu,
.nav__item--has-menu.is-open .nav__submenu,
.nav__item--has-menu:focus-within .nav__submenu {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
  /* No delay on open. */
  transition: opacity 0.22s var(--ease-out),
              transform 0.28s var(--ease-out);
}
.nav__submenu a {
  display: block;
  padding: 0.625rem 0.75rem;
  color: var(--off-white);
  letter-spacing: var(--tracking-mono);
  font-size: var(--fs-mono);
  transition: background-color 0.2s ease, color 0.2s ease, padding-left 0.2s ease;
}
.nav__submenu a:hover {
  background: var(--steel-700);
  color: var(--brams-blue-bright);
  padding-left: 1rem;
}

/* Mega menu — Proizvodi */
.nav__mega {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translate(-50%, -8px);
  margin-top: 0.6rem;
  background: rgba(16, 19, 22, 0.94);
  backdrop-filter: saturate(160%) blur(18px);
  -webkit-backdrop-filter: saturate(160%) blur(18px);
  border: 1px solid var(--steel-700);
  padding: 1.5rem;
  display: grid;
  grid-template-columns: repeat(4, minmax(180px, 1fr));
  gap: 1.25rem 2rem;
  width: max-content;
  min-width: 720px;
  max-width: 92vw;
  opacity: 0;
  pointer-events: none;
  /* Same hover-intent treatment as the submenu — delayed close, instant open. */
  transition: opacity 0.18s var(--ease-out) 0.22s,
              transform 0.25s var(--ease-out) 0.22s;
  box-shadow: 0 30px 70px -20px rgba(0,0,0,0.8);
}
/* Bridge over the trigger ↔ panel gap. */
.nav__mega::before {
  content: "";
  position: absolute;
  left: 0; right: 0;
  top: -0.7rem;
  height: 0.7rem;
  pointer-events: auto;
}
.nav__item--has-mega:hover .nav__mega,
.nav__item--has-mega.is-open .nav__mega,
.nav__item--has-mega:focus-within .nav__mega {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
  transition: opacity 0.22s var(--ease-out),
              transform 0.28s var(--ease-out);
}
.nav__mega-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.nav__mega-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--brams-blue);
  padding-bottom: 0.625rem;
  border-bottom: 1px solid var(--steel-700);
  margin-bottom: 0.625rem;
}
.nav__mega-group a {
  display: block;
  padding: 0.45rem 0;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--off-white);
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.nav__mega-group a:hover {
  color: var(--brams-blue-bright);
  padding-left: 6px;
}

.nav__cta { justify-self: end; }

/* Right-side cluster: language switch + CTA */
.nav__end {
  display: inline-flex;
  align-items: center;
  gap: 1.5rem;
  justify-self: end;
}

/* SR | EN compact toggle — visual only, no translation yet. */
.nav__lang {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
}
.nav__lang-btn {
  color: var(--steel-500);
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  font: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  transition: color 0.2s ease;
}
.nav__lang-btn:hover { color: var(--off-white); }
.nav__lang-btn.is-active { color: var(--off-white); }
.nav__lang-div { color: var(--steel-700); user-select: none; }

.nav__burger {
  display: none;
  width: 36px; height: 36px;
  position: relative;
  z-index: 2;
}
.nav__burger span {
  position: absolute;
  left: 6px; right: 6px;
  height: 1.5px;
  background: var(--off-white);
  transition: transform 0.3s var(--ease-out), opacity 0.2s ease, top 0.3s var(--ease-out);
}
.nav__burger span:nth-child(1) { top: 12px; }
.nav__burger span:nth-child(2) { top: 18px; }
.nav__burger span:nth-child(3) { top: 24px; }

body.menu-open .nav__burger span:nth-child(1) { top: 18px; transform: rotate(45deg); }
body.menu-open .nav__burger span:nth-child(2) { opacity: 0; }
body.menu-open .nav__burger span:nth-child(3) { top: 18px; transform: rotate(-45deg); }

@media (max-width: 980px) {
  /* Higher specificity than .btn — guarantees the CTA stays hidden
     in the mobile top bar. CTA + language switch live ONLY inside the
     drawer at this width. */
  .nav .nav__menu,
  .nav .nav__end,
  .nav .nav__cta,
  .nav .nav__lang { display: none; }
  .nav__burger { display: block; }

  /* FLEX layout on mobile so logo (left) and burger (right) sit at the same
     --gutter inset — grid with hidden middle columns left the burger floating
     mid-row. Symmetric edges, no stray wrapper offset. */
  .nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
  }
  .nav__logo { margin: 0; }
  .nav__burger { margin: 0; }

  /* When the menu is open, hide the AI launcher + back-to-top so they can't
     poke through the drawer. Also lift the whole .nav above their root-level
     z-index so the drawer (a child of .nav) renders over everything. */
  body.menu-open { overflow: hidden; }
  body.menu-open .nav { z-index: var(--z-drawer); }
  body.menu-open .assistant,
  body.menu-open .totop { opacity: 0; pointer-events: none; }

  .nav__drawer {
    position: fixed;
    inset: 0;
    /* Fully opaque — no page content may bleed through. */
    background: var(--black);
    padding: 0 var(--gutter) calc(env(safe-area-inset-bottom, 0px) + 1.5rem);
    display: flex;
    flex-direction: column;
    transform: translateY(-100%);
    transition: transform 0.5s var(--ease-cinematic);
    overflow-y: auto;
    overscroll-behavior: contain;
    z-index: 1; /* within .nav's stacking context — .nav itself sits at z-drawer. */
  }
  body.menu-open .nav__drawer { transform: translateY(0); }

  /* Top row: logo left, X close right — same --gutter inset as the closed nav. */
  .nav__drawer-top {
    position: sticky;
    top: 0;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 1rem;
    margin-bottom: 1rem;
    z-index: 2;
  }
  .nav__drawer-logo img {
    height: 34px;
    width: auto;
    display: block;
  }
  .nav__drawer-close {
    width: 40px; height: 40px;
    display: inline-grid;
    place-items: center;
    border: 1px solid var(--steel-700);
    background: transparent;
    color: var(--off-white);
    transition: border-color 0.2s ease, color 0.2s ease;
  }
  .nav__drawer-close:hover { border-color: var(--brams-blue); color: var(--brams-blue-bright); }
  .nav__drawer-close svg { width: 18px; height: 18px; }

  .nav__drawer ul {
    display: flex;
    flex-direction: column;
    gap: 0;
  }
  .nav__drawer ul > li {
    border-bottom: 1px solid var(--steel-700);
    /* Staggered reveal — items slide in once the drawer opens. */
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.45s var(--ease-out), transform 0.5s var(--ease-out);
  }
  body.menu-open .nav__drawer ul > li {
    opacity: 1;
    transform: translateY(0);
  }
  body.menu-open .nav__drawer ul > li:nth-child(1) { transition-delay: 0.18s; }
  body.menu-open .nav__drawer ul > li:nth-child(2) { transition-delay: 0.22s; }
  body.menu-open .nav__drawer ul > li:nth-child(3) { transition-delay: 0.26s; }
  body.menu-open .nav__drawer ul > li:nth-child(4) { transition-delay: 0.30s; }
  body.menu-open .nav__drawer ul > li:nth-child(5) { transition-delay: 0.34s; }
  body.menu-open .nav__drawer ul > li:nth-child(6) { transition-delay: 0.38s; }
  body.menu-open .nav__drawer ul > li:nth-child(7) { transition-delay: 0.42s; }
  body.menu-open .nav__drawer ul > li:nth-child(8) { transition-delay: 0.46s; }
  @media (prefers-reduced-motion: reduce) {
    .nav__drawer ul > li { opacity: 1; transform: none; transition: none; }
  }
  .nav__drawer a,
  .nav__drawer button.acc__toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 1rem 0;
    font-family: var(--font-display);
    font-size: var(--fs-h5);
    font-weight: 700;
    font-stretch: 110%;
    text-transform: uppercase;
    letter-spacing: -0.005em;
    color: var(--off-white);
    background: transparent;
    border: 0;
    text-align: left;
    cursor: pointer;
  }
  .nav__drawer a:hover,
  .nav__drawer button.acc__toggle:hover { color: var(--brams-blue-bright); }

  .nav__drawer .acc__icon {
    width: 14px; height: 14px;
    position: relative;
    flex-shrink: 0;
    margin-left: 1rem;
  }
  .nav__drawer .acc__icon::before,
  .nav__drawer .acc__icon::after {
    content: "";
    position: absolute;
    background: var(--off-white);
    transition: transform 0.3s var(--ease-out);
  }
  .nav__drawer .acc__icon::before {
    top: 50%; left: 0;
    width: 14px; height: 1.5px;
    transform: translateY(-50%);
  }
  .nav__drawer .acc__icon::after {
    top: 0; left: 50%;
    width: 1.5px; height: 14px;
    transform: translateX(-50%);
  }
  .nav__drawer li.is-open .acc__icon::after { transform: translateX(-50%) rotate(90deg); }

  .nav__drawer .acc__panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--ease-out);
  }
  .nav__drawer li.is-open .acc__panel { max-height: 460px; }
  .nav__drawer .acc__panel a {
    padding: 0.625rem 0 0.625rem 1.25rem;
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    font-weight: 500;
    font-stretch: 100%;
    letter-spacing: var(--tracking-mono);
    text-transform: uppercase;
    color: var(--steel-300);
    border-bottom: 0;
    justify-content: flex-start;
  }
  .nav__drawer .acc__panel a:hover { color: var(--off-white); }

  /* Drawer language switch — sits just above the CTA. */
  .nav__drawer-lang {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 2rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--steel-700);
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    letter-spacing: var(--tracking-mono);
    text-transform: uppercase;
    align-self: flex-start;
  }
  .nav__drawer-lang .nav__lang-btn { color: var(--steel-500); }
  .nav__drawer-lang .nav__lang-btn.is-active { color: var(--off-white); }
  .nav__drawer-lang .nav__lang-div { color: var(--steel-700); }

  /* Drawer CTA at the bottom */
  .nav__drawer-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1rem;
    width: 100%;
    padding-block: 1.125rem;
  }
}
@media (min-width: 981px) {
  .nav__drawer { display: none; }
  .nav__drawer-lang { display: none; }
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1.5rem;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  border: 1px solid transparent;
  transition: background-color 0.25s var(--ease-out),
              color 0.25s var(--ease-out),
              border-color 0.25s var(--ease-out),
              transform 0.4s var(--ease-out);
  position: relative;
  will-change: transform;
}

.btn--primary {
  background: var(--brams-blue);
  color: var(--off-white);
}
.btn--primary:hover {
  background: var(--brams-blue-bright);
  box-shadow: 0 0 0 1px var(--brams-blue-bright),
              0 12px 40px -12px rgba(59, 136, 206, 0.65);
}

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn--ghost:hover {
  border-color: var(--brams-blue);
  color: var(--brams-blue-bright);
}

.btn__arrow {
  width: 14px; height: 14px;
  display: inline-block;
  transition: transform 0.3s var(--ease-out);
}
.btn:hover .btn__arrow { transform: translateX(4px); }

.btn--large {
  padding: 1.125rem 2rem;
  font-size: var(--fs-small);
}

/* =============================================
   PLACEHOLDER — premium graphite block with
   brushed gradient + blue corner brackets
   ============================================= */
.placeholder {
  position: relative;
  width: 100%;
  background-color: var(--graphite);
  background-image:
    linear-gradient(135deg, rgba(255,255,255,0.035) 0%, transparent 30%, transparent 70%, rgba(255,255,255,0.02) 100%),
    radial-gradient(ellipse at 30% 20%, rgba(74, 155, 232, 0.08), transparent 55%);
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.6s var(--ease-out);
}

/* Brushed grain via repeating vertical lines */
.placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent 0px, transparent 2px,
    rgba(255, 255, 255, 0.012) 2px, rgba(255, 255, 255, 0.012) 3px
  );
  pointer-events: none;
  z-index: 1;
}

/* Four corner brackets, inset, thin and blue */
.placeholder::after {
  content: "";
  position: absolute;
  inset: 16px;
  pointer-events: none;
  z-index: 2;
  background:
    linear-gradient(var(--brams-blue), var(--brams-blue)) 0 0 / 14px 1px no-repeat,
    linear-gradient(var(--brams-blue), var(--brams-blue)) 0 0 / 1px 14px no-repeat,
    linear-gradient(var(--brams-blue), var(--brams-blue)) 100% 0 / 14px 1px no-repeat,
    linear-gradient(var(--brams-blue), var(--brams-blue)) 100% 0 / 1px 14px no-repeat,
    linear-gradient(var(--brams-blue), var(--brams-blue)) 0 100% / 14px 1px no-repeat,
    linear-gradient(var(--brams-blue), var(--brams-blue)) 0 100% / 1px 14px no-repeat,
    linear-gradient(var(--brams-blue), var(--brams-blue)) 100% 100% / 14px 1px no-repeat,
    linear-gradient(var(--brams-blue), var(--brams-blue)) 100% 100% / 1px 14px no-repeat;
}

.placeholder__caption {
  position: absolute;
  bottom: 24px;
  left: 24px;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--steel-300);
  z-index: 3;
  max-width: calc(100% - 48px);
}

.placeholder__caption span {
  display: block;
  color: var(--steel-500);
  margin-top: 2px;
  font-size: 10px;
  letter-spacing: 0.06em;
}

.placeholder--light {
  background-color: #DEE1E4;
  background-image:
    linear-gradient(135deg, rgba(0,0,0,0.06) 0%, transparent 30%, transparent 70%, rgba(0,0,0,0.03) 100%);
}
.placeholder--light::before {
  background: repeating-linear-gradient(
    90deg,
    transparent 0px, transparent 2px,
    rgba(0, 0, 0, 0.02) 2px, rgba(0, 0, 0, 0.02) 3px
  );
}
.placeholder--light .placeholder__caption { color: #4A4E52; }
.placeholder--light .placeholder__caption span { color: #6E7276; }

/* =============================================
   CARDS — product groups
   ============================================= */
.card {
  position: relative;
  display: block;
  background: var(--graphite);
  border: 1px solid var(--border);
  overflow: hidden;
  isolation: isolate;
  transition: border-color 0.4s var(--ease-out), transform 0.6s var(--ease-out);
}
.card:hover { border-color: var(--brams-blue); }

.card__media {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
}
.card__media .placeholder { width: 100%; height: 100%; }
.card__media .placeholder,
.card__media img {
  transition: transform 1s var(--ease-out);
}
.card:hover .card__media .placeholder,
.card:hover .card__media img { transform: scale(1.04); }

.card__body {
  padding: 1.5rem 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.card__index {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: var(--tracking-mono);
  color: var(--accent);
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--fs-h4);
  font-weight: 700;
  font-stretch: 110%;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1.05;
}

.card__lede {
  color: var(--text-muted);
  font-size: var(--fs-small);
  line-height: 1.5;
}

.card__cta {
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent);
}
.card__cta::after {
  content: "→";
  transition: transform 0.3s var(--ease-out);
}
.card:hover .card__cta::after { transform: translateX(4px); }

/* =============================================
   FORMS
   ============================================= */
.field { display: flex; flex-direction: column; gap: 0.5rem; }
.field__label {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--text-muted);
}
.field__input,
.field__textarea {
  background: transparent;
  border: 1px solid var(--border);
  padding: 0.875rem 1rem;
  color: var(--text);
  font-size: var(--fs-body);
  transition: border-color 0.25s ease;
}
.field__input:focus,
.field__textarea:focus {
  outline: none;
  border-color: var(--brams-blue);
}
.field__textarea { min-height: 140px; resize: vertical; }

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--black);
  color: var(--off-white);
  border-top: 1px solid var(--steel-700);
  padding-block: clamp(3rem, 4vw, 5rem) 2rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}
@media (max-width: 900px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
}

.footer__brand img { height: 44px; margin-bottom: 1rem; }
.footer__tagline {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--steel-300);
  max-width: 22ch;
}

.footer__col h6 {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.footer__col ul { display: flex; flex-direction: column; gap: 0.625rem; }
.footer__col a {
  color: var(--steel-300);
  font-size: var(--fs-small);
  transition: color 0.2s ease;
}
.footer__col a:hover { color: var(--off-white); }

.footer__address {
  color: var(--steel-300);
  font-size: var(--fs-small);
  line-height: 1.6;
  font-style: normal;
}
.footer__address strong {
  display: block;
  color: var(--off-white);
  font-weight: 600;
  margin-bottom: 0.25rem;
  font-family: var(--font-display);
  font-stretch: 110%;
  letter-spacing: -0.005em;
}

.footer__bottom {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--steel-700);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer__copyright {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--steel-500);
}
.footer__totop {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--steel-300);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.25s ease;
}
.footer__totop:hover { color: var(--accent); }

/* =============================================
   LOADER — overlay, non-blocking
   ============================================= */
.loader {
  position: fixed;
  inset: 0;
  z-index: var(--z-loader);
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: auto;
  transition: opacity 0.4s var(--ease-out), transform 0.7s var(--ease-cinematic);
  /* CSS-level auto-dismiss — bulletproof against JS failure. JS may pre-empt via .is-leaving. */
  animation: loader-auto-lift 0.7s var(--ease-cinematic) 1.6s forwards;
}

.loader.is-leaving {
  animation: none;
  transform: translateY(-100%);
  pointer-events: none;
}

@keyframes loader-auto-lift {
  to { transform: translateY(-100%); pointer-events: none; }
}

.loader__mark {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

/* Logo fades + lifts in — replaces the old SVG/text mark. */
.loader__logo {
  height: 50px;
  width: auto;
  display: block;
  opacity: 0;
  transform: scale(0.94);
  animation: loader-logo-in 0.85s var(--ease-cinematic) 0.15s forwards;
}
@keyframes loader-logo-in {
  to { opacity: 1; transform: scale(1); }
}

/* Thin calibration progress bar drawn left → right under the logo. */
.loader__bar {
  position: relative;
  width: 220px;
  max-width: 60vw;
  height: 1px;
  background: var(--steel-700);
  overflow: hidden;
  opacity: 0;
  animation: word-in 0.4s var(--ease-out) 0.55s forwards;
}
.loader__bar-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0%;
  background: linear-gradient(to right, var(--brams-blue), var(--brams-blue-bright));
  animation: loader-bar-fill 1.45s var(--ease-cinematic) 0.6s forwards;
}
@keyframes loader-bar-fill { to { width: 100%; } }

/* Calibration counter (0 → 100) — engineering touch */
.loader__counter {
  display: inline-flex;
  align-items: baseline;
  gap: 0.375rem;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--steel-500);
  white-space: nowrap;
  opacity: 0;
  animation: word-in 0.5s var(--ease-out) 0.7s forwards;
}
.loader__counter .num {
  font-family: var(--font-display);
  font-weight: 700;
  font-stretch: 110%;
  font-size: 0.875rem;
  color: var(--brams-blue-bright);
  letter-spacing: 0.05em;
  min-width: 3ch;
  text-align: right;
}

@keyframes word-in { to { opacity: 1; } }

@media (prefers-reduced-motion: reduce) {
  .loader { display: none !important; }
}

/* =============================================
   CUSTOM CURSOR
   ============================================= */
.cursor {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: var(--z-cursor); /* 100000 — above everything */
  mix-blend-mode: difference;
  transform: translate(-50%, -50%);
}
.cursor__dot {
  position: absolute;
  top: 0; left: 0;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--off-white);
  transform: translate(-50%, -50%);
  transition: transform 0.2s var(--ease-out), opacity 0.2s ease;
}
.cursor__ring {
  position: absolute;
  top: 0; left: 0;
  width: 36px; height: 36px;
  border: 1px solid var(--off-white);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.3s var(--ease-out), height 0.3s var(--ease-out),
              border-color 0.25s ease, opacity 0.25s ease;
}
.cursor.is-hovering .cursor__ring { width: 56px; height: 56px; }
.cursor.is-hovering .cursor__dot { transform: translate(-50%, -50%) scale(0.5); }

/* Crosshair "measurement" variant — over interactive elements. */
.cursor.is-precision .cursor__ring { width: 44px; height: 44px; border-radius: 0; border-color: var(--brams-blue-bright); }
.cursor.is-precision .cursor__dot { background: var(--brams-blue-bright); width: 4px; height: 4px; }
.cursor__tick {
  position: absolute;
  top: 0; left: 0;
  width: 22px; height: 1px;
  background: var(--brams-blue-bright);
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.25s ease;
}
.cursor__tick--v { transform: translate(-50%, -50%) rotate(90deg); }
.cursor.is-precision .cursor__tick { opacity: 0.9; }

@media (prefers-reduced-motion: reduce) {
  .cursor { display: none !important; }
}

/* =============================================
   .media — real-image component
   Unifying duotone treatment, brushed bg fallback,
   data-src swap reserved for hi-res later.
   ============================================= */
.media {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--graphite);
  background-image:
    linear-gradient(135deg, rgba(255,255,255,0.025) 0%, transparent 35%, transparent 65%, rgba(255,255,255,0.015) 100%),
    repeating-linear-gradient(90deg, transparent 0 2px, rgba(255,255,255,0.008) 2px 3px);
  isolation: isolate;
}
.media__img,
.media > img,
.media > picture > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: var(--focal, center);
  display: block;
  /* Premium grade — desaturate + cool the shadows */
  filter: saturate(0.42) contrast(1.06) brightness(0.92);
  transition: filter 0.6s var(--ease-out), transform 1.2s var(--ease-out);
  z-index: 0;
}
/* Cool blue-shadow duotone bloom */
.media::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 50% 100%, rgba(30,90,148,0.34), rgba(30,90,148,0) 65%),
    linear-gradient(to top, rgba(6,7,8,0.18) 0%, rgba(6,7,8,0) 50%);
  mix-blend-mode: multiply;
  pointer-events: none;
  z-index: 1;
}
/* Subtle film grain */
.media::after {
  content: "";
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.5 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/></svg>");
  background-size: 160px 160px;
  opacity: 0.08;
  mix-blend-mode: overlay;
  pointer-events: none;
  z-index: 2;
}
/* Hover zoom for clickable media (.card, .ref-tile, .subproduct) */
.card:hover .media__img,
.ref-tile:hover .media__img,
.subproduct:hover .media__img { transform: scale(1.04); }

/* Hover lift: duotone -> closer-to-natural color over a longer transition.
   Saturation snaps up and the blue duotone bloom recedes. */
.card:hover .media__img,
.ref-tile:hover .media__img,
.subproduct:hover .media__img,
.system:hover .media__img {
  filter: saturate(0.95) contrast(1.02) brightness(0.97);
  transition: filter 0.55s var(--ease-out), transform 1.2s var(--ease-out);
}
.card:hover .media::before,
.ref-tile:hover .media::before,
.subproduct:hover .media::before {
  background:
    radial-gradient(ellipse 70% 60% at 50% 100%, rgba(30,90,148,0.10), rgba(30,90,148,0) 65%),
    linear-gradient(to top, rgba(6,7,8,0.05) 0%, rgba(6,7,8,0) 50%);
  transition: background 0.55s var(--ease-out);
}

/* Aluminium sheen sweep — diagonal light pass on enter view.
   position:relative only — never alters the element's display so block-level
   headings and inline-flex buttons keep their natural sizing. */
.sheen {
  position: relative;
  overflow: hidden;
}
.sheen::after {
  content: "";
  position: absolute;
  top: -10%; left: -30%;
  width: 40%;
  height: 120%;
  background: linear-gradient(110deg,
    transparent 0%,
    rgba(255, 255, 255, 0.18) 40%,
    rgba(255, 255, 255, 0.45) 50%,
    rgba(255, 255, 255, 0.18) 60%,
    transparent 100%);
  pointer-events: none;
  mix-blend-mode: screen;
  transform: translateX(-130%) skewX(-18deg);
  opacity: 0;
}
.sheen.is-revealed::after {
  animation: sheen-sweep 1.6s var(--ease-out) 0.25s forwards;
}
@keyframes sheen-sweep {
  0%   { transform: translateX(-130%) skewX(-18deg); opacity: 0; }
  15%  { opacity: 1; }
  100% { transform: translateX(420%)  skewX(-18deg); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .sheen::after { display: none; }
}

/* Variant: deeper dark gradient where headline copy sits over the media */
.media--with-overlay::before {
  background:
    linear-gradient(to top, rgba(6,7,8,0.95) 0%, rgba(6,7,8,0.45) 38%, rgba(6,7,8,0.18) 65%, rgba(6,7,8,0.55) 100%),
    radial-gradient(ellipse at 50% 100%, rgba(30, 90, 148, 0.28), transparent 60%);
  mix-blend-mode: normal;
}

/* Variant: hero slides — lighter duotone so the chosen shots stay premium and
   legible. The hero gradient overlay (.hero__media::after) handles legibility
   under the headline + subtitle; .media here just keeps a hint of cool tone. */
.media.media--hero > img {
  filter: saturate(0.78) contrast(1.03) brightness(0.96);
}
.media.media--hero::before {
  background:
    radial-gradient(ellipse 70% 50% at 50% 100%, rgba(30, 90, 148, 0.16), rgba(30, 90, 148, 0) 70%),
    linear-gradient(to top, rgba(6,7,8,0.08) 0%, rgba(6,7,8,0) 55%);
}
.media.media--hero::after { opacity: 0.04; }

/* =============================================
   BLUEPRINT RAIL — fixed engineering progress
   indicator along the right edge. Updates a CSS
   variable from JS based on scroll progress.
   ============================================= */
.rail {
  position: fixed;
  top: calc(var(--nav-h) + 20px);
  right: 18px;
  bottom: 80px;
  width: 1px;
  background: linear-gradient(to bottom, transparent 0%, var(--steel-700) 8%, var(--steel-700) 92%, transparent 100%);
  z-index: 5;
  pointer-events: none;
}
.rail__head {
  position: absolute;
  top: 0; left: -3px;
  width: 7px; height: var(--rail-progress, 0%);
  background: linear-gradient(to bottom, var(--brams-blue) 0%, var(--brams-blue-deep) 100%);
  transition: height 80ms linear;
}
.rail__tick {
  position: absolute;
  left: -3px;
  width: 7px; height: 1px;
  background: var(--steel-500);
}
.rail__label {
  position: absolute;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel-500);
  white-space: nowrap;
  transform: translateY(-50%);
}
@media (max-width: 900px) { .rail { display: none; } }

/* =============================================
   AI ASSISTANT — bottom-LEFT floating launcher
   ============================================= */
.assistant {
  position: fixed;
  left: 18px;
  bottom: 18px;
  z-index: var(--z-assistant-launcher);
}
.assistant.is-open { z-index: var(--z-assistant-panel); }

.assistant__launcher {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1.05rem 0.9rem 0.9rem;
  background: rgba(6, 7, 8, 0.82);
  backdrop-filter: saturate(160%) blur(18px);
  -webkit-backdrop-filter: saturate(160%) blur(18px);
  border: 1px solid var(--steel-700);
  color: var(--off-white);
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 14px 40px -16px rgba(0,0,0,0.85),
              0 2px 8px rgba(0,0,0,0.5);
  transition: border-color 0.25s ease, transform 0.4s var(--ease-out),
              background-color 0.25s ease, box-shadow 0.3s ease;
}
.assistant__launcher:hover {
  border-color: var(--brams-blue);
  background: rgba(6, 7, 8, 0.92);
  transform: translateY(-2px);
  box-shadow: 0 18px 50px -16px rgba(0,0,0,0.9),
              0 0 0 1px rgba(59,136,206,0.25);
}

/* Pulsing blue status dot — wider ring + brighter core */
.assistant__launcher-dot {
  position: relative;
  width: 9px; height: 9px;
  background: var(--brams-blue);
  border-radius: 50%;
  box-shadow: 0 0 10px 1px rgba(74, 155, 232, 0.55);
  flex-shrink: 0;
}
.assistant__launcher-dot::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1.5px solid var(--brams-blue-bright);
  animation: launcher-ring 2s var(--ease-out) infinite;
  pointer-events: none;
}
@keyframes launcher-ring {
  0%   { transform: scale(1);    opacity: 1; }
  100% { transform: scale(2.4);  opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .assistant__launcher-dot::before { animation: none; }
}

/* Chat panel */
.assistant__panel {
  position: absolute;
  left: 0;
  bottom: calc(100% + 12px);
  width: 380px;
  max-width: calc(100vw - 36px);
  height: 540px;
  max-height: calc(100vh - 120px);
  background: var(--graphite);
  border: 1px solid var(--steel-700);
  display: flex;
  flex-direction: column;
  transform-origin: bottom left;
  transform: scale(0.96) translateY(8px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.35s var(--ease-out), opacity 0.25s var(--ease-out);
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.65);
  overflow: hidden;
}
.assistant.is-open .assistant__panel {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.assistant.is-open .assistant__launcher { display: none; }

.assistant__header {
  padding: 1rem 1.125rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--steel-700);
}
.assistant__title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  font-stretch: 110%;
  text-transform: uppercase;
  letter-spacing: -0.005em;
}
.assistant__sub {
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--steel-300);
}
.assistant__close {
  margin-left: auto;
  width: 32px; height: 32px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--steel-700);
  background: transparent;
  color: var(--off-white);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.assistant__close:hover { border-color: var(--brams-blue); color: var(--brams-blue-bright); }

.assistant__body {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 1rem 1.125rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  scrollbar-width: thin;
  scrollbar-color: var(--steel-700) transparent;
}
.assistant__body::-webkit-scrollbar { width: 4px; }
.assistant__body::-webkit-scrollbar-thumb { background: var(--steel-700); }

.msg {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  max-width: 90%;
}
.msg__role {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--steel-500);
}
.msg__bubble {
  padding: 0.75rem 0.875rem;
  font-size: 0.9rem;
  line-height: 1.5;
  border: 1px solid var(--steel-700);
  /* Hardcoded so the bubble text stays readable when the page theme flips
     to light (--text would otherwise resolve to black inside light sections). */
  color: var(--off-white);
}
.msg--user { align-self: flex-end; align-items: flex-end; }
.msg--user .msg__bubble { background: var(--brams-blue-deep); border-color: transparent; color: var(--off-white); }
.msg--bot .msg__bubble { background: transparent; border-color: var(--steel-700); color: var(--off-white); }
.msg--bot .msg__bubble.is-typing::after {
  content: "▍";
  margin-left: 2px;
  color: var(--brams-blue-bright);
  animation: caret-blink 0.9s steps(2) infinite;
}
@keyframes caret-blink { 0%, 50% { opacity: 1; } 51%, 100% { opacity: 0; } }

.msg__dots {
  display: inline-flex;
  gap: 4px;
  align-items: center;
}
.msg__dots span {
  width: 5px; height: 5px;
  background: var(--steel-500);
  border-radius: 50%;
  animation: dots 1.2s ease-in-out infinite;
}
.msg__dots span:nth-child(2) { animation-delay: 0.15s; }
.msg__dots span:nth-child(3) { animation-delay: 0.30s; }
@keyframes dots {
  0%, 100% { transform: translateY(0); opacity: 0.4; }
  40%      { transform: translateY(-3px); opacity: 1; }
}

.assistant__suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.assistant__suggestion {
  padding: 0.5rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  background: transparent;
  border: 1px solid var(--steel-700);
  color: var(--text-muted);
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.assistant__suggestion:hover { border-color: var(--brams-blue); color: var(--brams-blue-bright); }

.assistant__form {
  display: flex;
  align-items: stretch;
  gap: 0;
  padding: 0.75rem;
  border-top: 1px solid var(--steel-700);
  background: var(--black);
}
.assistant__input {
  flex: 1;
  background: transparent;
  border: 1px solid var(--steel-700);
  color: var(--off-white);
  padding: 0.75rem 0.875rem;
  font-size: 0.9rem;
  transition: border-color 0.2s ease;
}
.assistant__input::placeholder { color: var(--steel-300); opacity: 1; }
.assistant__input:focus { outline: none; border-color: var(--brams-blue); }
.assistant__send {
  border: 1px solid var(--brams-blue);
  background: var(--brams-blue);
  color: var(--off-white);
  padding: 0 1rem;
  margin-left: -1px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color 0.2s ease;
}
.assistant__send:hover { background: var(--brams-blue-bright); }
.assistant__send:disabled { opacity: 0.5; cursor: not-allowed; }

/* Mobile: full-width bottom sheet */
@media (max-width: 560px) {
  .assistant__panel {
    position: fixed;
    left: 0; right: 0;
    bottom: 0;
    width: 100%;
    max-width: 100%;
    height: 86vh;
    height: 86svh;
    transform-origin: bottom center;
    transform: translateY(100%);
    border-left: 0;
    border-right: 0;
    border-bottom: 0;
  }
  .assistant.is-open .assistant__panel { transform: translateY(0); }
  body.assistant-open { overflow: hidden; }
}

/* =============================================
   BACK-TO-TOP — bottom-RIGHT
   ============================================= */
.totop {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: var(--z-back-to-top);
  width: 46px;
  height: 46px;
  display: inline-grid;
  place-items: center;
  background: rgba(6, 7, 8, 0.82);
  backdrop-filter: saturate(160%) blur(18px);
  -webkit-backdrop-filter: saturate(160%) blur(18px);
  border: 1px solid var(--steel-700);
  color: var(--brams-blue-bright);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  box-shadow: 0 14px 40px -16px rgba(0,0,0,0.85), 0 2px 8px rgba(0,0,0,0.5);
  transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out),
              border-color 0.25s ease, background-color 0.25s ease;
}
.totop.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.totop:hover {
  border-color: var(--brams-blue);
  background: rgba(6, 7, 8, 0.92);
}
.totop__arrow {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  line-height: 1;
  color: var(--brams-blue-bright);
  transition: transform 0.3s var(--ease-out);
}
.totop:hover .totop__arrow { transform: translateY(-3px); }

/* When the AI panel is open on mobile, hide the back-to-top so it doesn't overlap. */
body.assistant-open .totop { opacity: 0; pointer-events: none; }

@media (max-width: 560px) { .totop { width: 42px; height: 42px; } }