/* Header styles for Garden Tips Daily Lounge */

.gtd-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(5,6,8,0.94), rgba(5,6,8,0.88));
  border-bottom: 1px solid var(--color-border-subtle);
}

.gtd-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);
}

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

.gtd-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.gtd-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: radial-gradient(circle at 20% 0, var(--color-primary-strong), var(--color-primary));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: #1a1308;
  box-shadow: var(--shadow-sm);
}

.gtd-header__text {
  display: flex;
  flex-direction: column;
}

.gtd-header__title {
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.gtd-header__subtitle {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* Navigation */

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

.gtd-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.gtd-header__nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 0.4rem 0.1rem;
  position: relative;
}

.gtd-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.2rem;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, var(--color-primary-strong), transparent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-fast);
}

.gtd-header__nav-link:hover::after,
.gtd-header__nav-link:focus-visible::after {
  transform: scaleX(1);
}

.gtd-header__nav-item--accent {
  margin-left: var(--space-2);
}

.gtd-header__nav-link--btn {
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(227, 179, 65, 0.7);
  background: radial-gradient(circle at 0 0, rgba(227,179,65,0.3), transparent 60%);
  color: var(--color-primary-strong);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-size: 0.75rem;
}

.gtd-header__nav-link--btn::after {
  display: none;
}

.gtd-header__nav-link--btn:hover {
  background: linear-gradient(135deg, rgba(227,179,65,0.18), rgba(5,6,8,0.9));
}

/* Mobile toggle */

.gtd-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background: rgba(11, 14, 20, 0.95);
  color: var(--color-text);
}

.gtd-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--color-text);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* Mobile layout */

@media (max-width: 768px) {
  .gtd-header__inner {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
  }

  .gtd-header__subtitle {
    display: none;
  }

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

  .gtd-header__nav {
    position: fixed;
    inset: 60px 0 auto 0;
    background: radial-gradient(circle at 0 0, rgba(227, 179, 65, 0.16), transparent 60%), rgba(5, 6, 8, 0.98);
    border-bottom: 1px solid var(--color-border-subtle);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
  }

  .gtd-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-4);
  }

  .gtd-header__nav-item--accent {
    margin-left: 0;
    width: 100%;
  }

  .gtd-header__nav-item--accent .gtd-header__nav-link--btn {
    width: 100%;
    text-align: center;
    justify-content: center;
  }

  .gtd-header__nav-link {
    font-size: 1rem;
    padding: 0.5rem 0;
  }

  .gtd-header--menu-open .gtd-header__nav {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .gtd-header--menu-open .gtd-header__toggle-bar:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
  }

  .gtd-header--menu-open .gtd-header__toggle-bar:nth-child(2) {
    opacity: 0;
  }

  .gtd-header--menu-open .gtd-header__toggle-bar:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
  }

  body.gtd-lock-scroll {
    overflow: hidden;
  }
}