/* ================================
   DesignPulseeHub Header Styles
   ================================ */

.dph-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(120deg, rgba(15, 16, 18, 0.96), rgba(15, 16, 18, 0.94));
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

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

/* Brand */

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

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

.dph-header__logo::after {
  content: none;
}

.dph-header__logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 40% 60% 55% 45%;
  background: conic-gradient(from 200deg, #ff796f, #ff5a55, #e3d7c7, #757988, #ff5a55);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.12), var(--shadow-soft);
}

.dph-header__logo-text {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: var(--font-size-xs);
  color: var(--color-gray-100);
  white-space: nowrap;
}

/* Navigation */

.dph-header__nav {
  display: flex;
}

.dph-header__nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.dph-header__nav-item--cta {
  margin-left: var(--space-2);
}

.dph-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-gray-300);
  text-decoration: none;
  padding-block: 0.15rem;
}

.dph-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-beige));
  transition: width var(--transition-med);
}

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

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

.dph-header__nav-link--cta {
  font-size: var(--font-size-xs);
  letter-spacing: 0.18em;
  padding-inline: var(--space-4);
  padding-block: 0.6rem;
}

.dph-header__nav-link--cta::after {
  content: none;
}

/* Mobile toggle */

.dph-header__toggle {
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(24, 26, 30, 0.9);
  color: var(--color-gray-200);
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.dph-header__toggle-box {
  position: relative;
  width: 20px;
  height: 16px;
}

.dph-header__toggle-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-beige));
  transition: transform var(--transition-med), opacity var(--transition-med), top var(--transition-med), bottom var(--transition-med);
}

.dph-header__toggle-line--top {
  top: 0;
}

.dph-header__toggle-line--middle {
  top: 7px;
}

.dph-header__toggle-line--bottom {
  bottom: 0;
}

/* Open state */

.dph-header--menu-open .dph-header__toggle {
  color: var(--color-text);
}

.dph-header--menu-open .dph-header__toggle-line--top {
  top: 7px;
  transform: rotate(45deg);
}

.dph-header--menu-open .dph-header__toggle-line--middle {
  opacity: 0;
}

.dph-header--menu-open .dph-header__toggle-line--bottom {
  bottom: 7px;
  transform: rotate(-45deg);
}

/* Focus styles */

.dph-header__nav-link:focus-visible,
.dph-header__toggle:focus-visible,
.dph-header__logo:focus-visible {
  outline: none;
  box-shadow: var(--shadow-outline);
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 899.98px) {
  .dph-header__inner {
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
  }

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

  .dph-header__nav {
    position: fixed;
    inset-inline: 0;
    top: 64px;
    background: radial-gradient(circle at 0 0, rgba(255, 90, 85, 0.12), transparent 55%), linear-gradient(160deg, #0f1012, #181a1e);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    transform: translateY(-16px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-med), transform var(--transition-med), visibility var(--transition-med);
  }

  .dph-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-5) var(--layout-gutter) var(--space-6);
    gap: var(--space-3);
  }

  .dph-header__nav-link {
    font-size: var(--font-size-md);
    letter-spacing: 0.14em;
  }

  .dph-header__nav-item--cta {
    width: 100%;
    margin-left: 0;
    margin-top: var(--space-2);
  }

  .dph-header__nav-link--cta {
    width: 100%;
    justify-content: center;
  }

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

@media (max-width: 499.98px) {
  .dph-header__logo-text {
    font-size: 0.68rem;
  }
}

@media (min-width: 900px) {
  .dph-header__nav {
    position: static;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
  }

  .dph-header__nav-list {
    padding: 0;
  }
}