.dds-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(253, 251, 247, 0.94);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(231, 229, 228, 0.85);
}

.dds-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
  gap: 1.5rem;
}

.dds-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-text);
  min-width: 0;
  flex: 1 1 auto;
}

.dds-header__brand-mark {
  width: 2.3rem;
  height: 2.3rem;
  flex-shrink: 0;
  border-radius: 1rem;
  background: radial-gradient(circle at 20% 0, #f97373 0, #fb7185 18%, #facc15 42%, #4ade80 74%, #22c55e 100%);
  box-shadow: 0 8px 24px rgba(248, 113, 113, 0.45);
  position: relative;
  overflow: hidden;
}

.dds-header__brand-mark::after {
  content: "";
  position: absolute;
  inset: 18% 20%;
  border-radius: 999px;
  border: 2px solid rgba(255, 255, 255, 0.95);
  box-shadow: 0 0 0 1px rgba(254, 249, 195, 0.7);
}

.dds-header__brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  min-width: 0;
}

.dds-header__brand-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.04em;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dds-header__brand-subtitle {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--gray-500);
}

.dds-header__nav {
  display: flex;
  align-items: center;
  margin-left: auto;
}

.dds-header__nav-list {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.dds-header__nav-item--highlight .dds-header__nav-link {
  color: var(--color-accent);
}

.dds-header__nav-link {
  position: relative;
  padding: 0.25rem 0;
  color: var(--gray-600);
  font-weight: 600;
}

.dds-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #10b981, #f97373);
  transition: width var(--transition-base);
}

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

.dds-header__cta-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: 1.5rem;
  flex-shrink: 0;
}

.dds-header__store-btn {
  white-space: nowrap;
}

.dds-header__store-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.dds-header__store-icon .fa-brands {
  font-size: 0.95rem;
}

.dds-header__toggle {
  display: none;
  flex-shrink: 0;
}

.dds-header__mobile-panel {
  display: none;
  position: fixed;
  inset: 3.5rem 0 auto 0;
  z-index: 39;
  background: rgba(253, 251, 247, 0.98);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--color-border);
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.dds-header__mobile-panel[aria-hidden="false"],
.dds-header__mobile-panel.dds-header__mobile-panel--open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.dds-header__mobile-list {
  padding: 0.75rem 1.25rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.dds-header__mobile-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0;
  border-radius: 0.5rem;
  font-size: 0.92rem;
  color: var(--gray-700);
}

.dds-header__mobile-link:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  padding-inline: 0.5rem;
}

.dds-header__mobile-link--accent {
  color: var(--color-accent);
  font-weight: 700;
}

.dds-header__mobile-divider {
  height: 1px;
  background: var(--color-border);
  margin: 0.3rem 0 0.55rem;
}

.dds-header__mobile-store-row {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

.dds-header__mobile-store-btn {
  width: 100%;
  justify-content: center;
}

.dds-header--menu-open .dds-header__mobile-panel {
  display: block;
}

.dds-header--menu-open {
  box-shadow: 0 14px 45px rgba(15, 23, 42, 0.16);
}

@media (max-width: 900px) {
  .dds-header__inner {
    padding: 0.9rem 0;
    gap: 1rem;
  }

  .dds-header .container {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  .dds-header__nav {
    display: none;
  }

  .dds-header__cta-group {
    display: none;
  }

  .dds-header__toggle {
    display: flex;
    margin-left: auto;
    flex-direction: column;
    gap: 5px;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
  }

  .dds-header__toggle span {
    display: block;
    width: 1.25rem;
    height: 2px;
    background: currentColor;
    border-radius: 999px;
    transition: transform var(--transition-base), opacity var(--transition-base);
  }

  .dds-header__toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

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

  .dds-header__toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .dds-header__mobile-list {
    padding: 1rem 1.25rem 1.5rem;
  }

  .dds-header__mobile-link {
    padding: 0.85rem 0.15rem;
  }
}

@media (max-width: 480px) {
  .dds-header .container {
    padding-left: 1.35rem;
    padding-right: 1.35rem;
  }

  .dds-header__inner {
    padding: 1rem 0;
    gap: 0.85rem;
  }

  .dds-header__brand {
    gap: 0.65rem;
  }

  .dds-header__brand-title {
    font-size: 1.1rem;
  }

  .dds-header__brand-subtitle {
    display: none;
  }

  .dds-header__mobile-list {
    padding: 1rem 1.35rem 1.5rem;
  }
}