/* ============================================================
   BRAND.CSS — Wordmark, logo mark, brand identity components
   Brand: KROK | Archetype: Provocateur
   ============================================================ */

/* ---- Advertorial disclosure bar ---- */
.advertorial-bar {
  background: var(--surface-raised);
  border-bottom: 1px solid var(--border-subtle);
  text-align: center;
  padding: 7px var(--gutter);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-secondary);
  position: relative;
  z-index: 200;
}

/* ---- Navigation (E=4: hidden until hover) ---- */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 150;
  background: var(--surface-inverse);
  transform: translateY(-100%);
  transition: transform var(--duration-slow) var(--ease-out-expo);
  will-change: transform;
}

.site-nav.nav--visible {
  transform: translateY(0);
}

/* Hover trigger zone — thin yellow line, always visible */
.nav-trigger {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--brand-accent);
  z-index: 151;
  transition: height var(--duration-fast) ease;
  cursor: pointer;
}

.nav-trigger:hover,
.site-nav.nav--visible ~ .nav-trigger {
  height: 3px;
}

.nav-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 18px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

/* ---- Logo / Wordmark ---- */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--text-inverse);
  flex-shrink: 0;
}

.logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 2px solid var(--text-inverse);
  clip-path: var(--clip-chamfer-sm);
  flex-shrink: 0;
  transition: background var(--duration-fast) ease, color var(--duration-fast) ease;
}

.logo:hover .logo-mark {
  background: var(--brand-accent);
  border-color: var(--brand-accent);
}

.logo-mark svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.logo-wordmark {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-inverse);
  line-height: 1;
  transition: color var(--duration-fast) ease;
}

.logo:hover .logo-wordmark {
  color: var(--brand-accent);
}

/* ---- Nav links ---- */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}

.nav-links a:hover {
  color: var(--brand-accent);
}

.nav-cta {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-accent) !important;
  background: var(--brand-accent);
  padding: 10px 22px;
  clip-path: var(--clip-chamfer-sm);
  transition: transform var(--duration-fast) ease, box-shadow var(--duration-fast) ease !important;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}

.nav-cta:hover {
  transform: translate(-2px, -2px) !important;
  box-shadow: var(--shadow-accent) !important;
}

/* ---- Mobile nav toggle (touch fallback) ---- */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--text-inverse);
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: square;
}

/* ---- Logo variant for non-inverse backgrounds ---- */
.logo--dark .logo-mark {
  border-color: var(--brand-primary);
}

.logo--dark .logo-wordmark {
  color: var(--brand-primary);
}

.logo--dark .logo-mark svg {
  fill: var(--brand-primary);
}

.logo--dark:hover .logo-mark {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
}

.logo--dark:hover .logo-mark svg {
  fill: var(--brand-accent);
}

.logo--dark:hover .logo-wordmark {
  color: var(--brand-primary);
}

/* ---- Inline brand mark for footer ---- */
.brand-statement {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 10rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--text-inverse);
  opacity: 0.08;
  pointer-events: none;
  user-select: none;
  position: absolute;
  bottom: -0.15em;
  right: var(--gutter);
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface-inverse);
    flex-direction: column;
    padding: var(--space-5) var(--gutter);
    gap: var(--space-4);
    align-items: flex-start;
    border-top: 1px solid rgba(255,255,255,0.1);
  }

  .nav-links.nav-links--open {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  /* On mobile, nav is always accessible from a top bar */
  .site-nav {
    transform: translateY(0);
  }

  .nav-trigger {
    display: none;
  }
}