/* Header styles for Auto Glow Finish */

.agf-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(15, 19, 16, 0.96), rgba(15, 19, 16, 0.88));
  border-bottom: var(--border-subtle);
}

.agf-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
  gap: var(--space-12);
}

.agf-header__brand {
  display: flex;
  align-items: center;
  min-width: 0;
}

.agf-header__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  color: var(--color-text);
}

.agf-header__logo::after {
  display: none;
}

.agf-header__logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: conic-gradient(from 210deg, #f1dfb0, #d9b26f, #6f7e64, #23271f, #f1dfb0);
  padding: 2px;
  box-shadow: 0 0 0 1px rgba(0,0,0,0.7), var(--shadow-soft);
  position: relative;
}

.agf-header__logo-mark::before {
  content: "";
  position: absolute;
  inset: 2px;
  border-radius: inherit;
  background: radial-gradient(circle at 30% 0, rgba(248,244,236,0.45), rgba(15,19,16,0.96));
}

.agf-header__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.agf-header__logo-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.agf-header__logo-subtitle {
  font-size: var(--font-size-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* Navigation */

.agf-header__nav {
  display: flex;
}

.agf-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-10);
}

.agf-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: 0.35rem 0;
}

.agf-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(217, 178, 111, 0.35), rgba(248, 244, 236, 0.9));
  transition: width var(--transition-base);
}

.agf-header__nav-link:hover,
.agf-header__nav-link:focus-visible {
  color: var(--color-text);
}

.agf-header__nav-link:hover::after,
.agf-header__nav-link:focus-visible::after {
  width: 100%;
}

.agf-header__nav-link--cta {
  padding: 0.45rem 1.15rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(217, 178, 111, 0.7);
  background: radial-gradient(circle at 0 0, rgba(248,244,236,0.12), transparent 55%),
              linear-gradient(135deg, rgba(217, 178, 111, 0.16), rgba(15,19,16,0.9));
  box-shadow: 0 10px 26px rgba(0,0,0,0.5);
}

.agf-header__nav-link--cta::after {
  display: none;
}

.agf-header__nav-link--cta:hover,
.agf-header__nav-link--cta:focus-visible {
  background: linear-gradient(135deg, #d9b26f, #f1dfb0);
  color: #1b1812;
}

.agf-header__nav-item--cta {
  margin-left: var(--space-4);
}

/* Mobile toggle */

.agf-header__toggle {
  display: none;
  position: relative;
  width: 40px;
  height: 30px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(248,244,236,0.18);
  background: rgba(15,19,16,0.9);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.agf-header__toggle-bar {
  position: absolute;
  width: 18px;
  height: 1.5px;
  border-radius: 999px;
  background: var(--color-text);
  transition: transform var(--transition-base), opacity var(--transition-base), top var(--transition-base), bottom var(--transition-base);
}

.agf-header__toggle-bar:first-child {
  top: 11px;
}

.agf-header__toggle-bar:last-child {
  bottom: 11px;
}

.agf-header__toggle[aria-expanded="true"] .agf-header__toggle-bar:first-child {
  top: 50%;
  transform: translateY(-50%) rotate(42deg);
}

.agf-header__toggle[aria-expanded="true"] .agf-header__toggle-bar:last-child {
  bottom: auto;
  top: 50%;
  transform: translateY(-50%) rotate(-42deg);
}

/* Mobile layout */

@media (max-width: 768px) {
  .agf-header__inner {
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
  }

  .agf-header__toggle {
    display: inline-flex;
  }

  .agf-header__nav {
    position: fixed;
    inset: 56px 0 auto 0;
    height: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
  }

  .agf-header__nav-list {
    position: absolute;
    inset: 0;
    padding: var(--space-16);
    padding-bottom: calc(env(safe-area-inset-bottom) + var(--space-24));
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-12);
    background: radial-gradient(circle at top, rgba(217,178,111,0.09), rgba(15,19,16,0.98));
    box-shadow: var(--shadow-gentle);
    transform: translateY(-8px);
    border-bottom: var(--border-subtle);
  }

  .agf-header__nav-link {
    font-size: var(--font-size-md);
  }

  .agf-header__nav-item--cta {
    margin-left: 0;
    margin-top: var(--space-8);
  }

  .agf-header__nav--open {
    opacity: 1;
    visibility: visible;
  }

  .agf-header__nav--open .agf-header__nav-list {
    height: 40vh;
    top: 20px;
    transform: translateY(0);
    background: #2b2b1d;
  }
}

/* Reduce motion: keep states usable without animation */
@media (prefers-reduced-motion: reduce) {
  .agf-header__nav-list,
  .agf-header__nav,
  .agf-header__toggle-bar {
    transition: none;
  }
}