/* Header styles for Floravue NL */

.fv-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(10, 15, 12, 0.96), rgba(10, 15, 12, 0.9));
  border-bottom: 1px solid rgba(60, 74, 66, 0.85);
}

.fv-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
  gap: var(--space-4);
}

.fv-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.fv-header__logo-mark {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: radial-gradient(circle at 20% 0, rgba(158, 214, 149, 0.35), transparent 65%),
              radial-gradient(circle at 80% 100%, rgba(76, 175, 80, 0.35), transparent 65%),
              #050806;
  border: 1px solid rgba(164, 228, 176, 0.7);
  box-shadow: var(--shadow-subtle);
  overflow: hidden;
}

.fv-header__leaf {
  position: absolute;
  inset: 10%;
  border-radius: 100% 0 100% 0;
  background: radial-gradient(circle at 30% 0, #b5ffbf, #4caf50);
  opacity: 0.9;
}

.fv-header__leaf--one {
  transform: rotate(35deg) translate(-4px, 0);
}

.fv-header__leaf--two {
  transform: rotate(-40deg) translate(8px, 0);
  opacity: 0.65;
}

.fv-header__brand-text {
  display: flex;
  flex-direction: column;
}

.fv-header__brand-name {
  font-family: var(--font-display);
  font-weight: var(--font-weight-semibold);
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.fv-header__brand-tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Navigation */

.fv-header__nav {
  display: flex;
  align-items: center;
}

.fv-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  list-style: none;
  margin: 0;
  padding: 0;
}

.fv-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  padding-block: 0.25rem;
}

.fv-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(158, 214, 149, 0.2), rgba(76, 175, 80, 0.9));
  transition: width var(--transition-medium);
}

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

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

.fv-header__nav-item--cta .fv-header__nav-link--cta {
  padding-inline: 1rem;
  padding-block: 0.4rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(158, 214, 149, 0.7);
  background: radial-gradient(circle at 0 0, rgba(158, 214, 149, 0.25), transparent 55%),
              rgba(9, 13, 10, 0.95);
  box-shadow: 0 0 0 1px rgba(76, 175, 80, 0.5);
  font-weight: var(--font-weight-medium);
  color: #e7ffee;
}

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

.fv-header__nav-item--cta .fv-header__nav-link--cta:hover,
.fv-header__nav-item--cta .fv-header__nav-link--cta:focus-visible {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-strong) 100%);
  color: #07110a;
  box-shadow: 0 12px 30px rgba(76, 175, 80, 0.5);
}

/* Mobile toggle */

.fv-header__toggle {
  position: relative;
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(145, 165, 150, 0.75);
  background: rgba(9, 13, 10, 0.95);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.fv-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--gray-200);
  display: block;
  transition: transform var(--transition-medium), opacity var(--transition-medium), background-color var(--transition-medium);
}

.fv-header__toggle-bar + .fv-header__toggle-bar {
  margin-top: 4px;
}

.fv-header__toggle:focus-visible {
  outline: 2px solid rgba(188, 255, 195, 0.95);
  outline-offset: 3px;
}

.fv-header__toggle[aria-expanded="true"] {
  background: rgba(76, 175, 80, 0.18);
  border-color: rgba(188, 255, 195, 0.9);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.fv-header__toggle[aria-expanded="true"] .fv-header__toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.fv-header__toggle[aria-expanded="true"] .fv-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.fv-header__toggle[aria-expanded="true"] .fv-header__toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Responsive behavior */

@media (max-width: 850px) {
  .fv-header__toggle {
    display: inline-flex;
    flex-direction: column;
  }

  .fv-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    padding-inline: var(--space-5);
    padding-bottom: var(--space-4);
    transform-origin: top;
  }

  .fv-header__nav-list {
    margin-top: var(--space-3);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    background: radial-gradient(circle at 0 0, rgba(76, 175, 80, 0.16), transparent 60%),
                radial-gradient(circle at 100% 100%, rgba(126, 207, 104, 0.14), transparent 65%),
                rgba(5, 8, 6, 0.98);
    border: 1px solid rgba(145, 165, 150, 0.7);
    box-shadow: var(--shadow-soft);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    max-height: 0;
    opacity: 0;
    visibility: hidden;
    transform: scaleY(0.9);
    transition: max-height var(--transition-slow), opacity var(--transition-medium), transform var(--transition-medium), visibility var(--transition-medium);
  }

  .fv-header__nav-list--open {
    max-height: 400px;
    opacity: 1;
    visibility: visible;
    transform: scaleY(1);
  }

  .fv-header__nav-item--cta {
    width: 100%;
  }

  .fv-header__nav-item--cta .fv-header__nav-link--cta {
    display: inline-flex;
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 520px) {
  .fv-header__brand-tagline {
    display: none;
  }
}