/* =========================================================
   HEADER
========================================================= */

.sf-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--sf-border);
}

.sf-header__inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--sf-space-20);
  padding: var(--sf-space-14) 0;
}

/* =========================================================
   BRAND
========================================================= */

.sf-header__brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
}

.sf-header__brand-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sf-space-8);
  text-decoration: none;
}

.sf-header__brand-logo,
.sf-header__brand-badge {
  display: block;
  width: auto;
  height: 36px;
  object-fit: contain;
}

.sf-header__location {
  margin-top: var(--sf-space-6);
  color: var(--sf-text-soft);
  font-size: var(--sf-text-xs);
  line-height: 1.3;
}

/* =========================================================
   HEADER SEARCH
========================================================= */

.sf-header__search {
  position: relative;
  width: 100%;
  max-width: 640px;
  min-width: 0;
  margin: 0 auto;
}

.sf-header__search-box {
  display: flex;
  align-items: center;
  gap: var(--sf-space-8);
  width: 100%;
  min-height: 48px;
  padding: 0 var(--sf-space-8) 0 var(--sf-space-14);
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius-pill);
  background: var(--sf-surface);
  transition:
    border-color var(--sf-transition-fast),
    box-shadow var(--sf-transition-fast),
    background var(--sf-transition-fast);
}

.sf-header__search-box:focus-within {
  border-color: var(--sf-primary);
  box-shadow: 0 0 0 2px rgba(170, 196, 45, 0.12);
}

.sf-header__search-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  color: var(--sf-text-faint);
}

.sf-header__search-input {
  flex: 1 1 auto;
  width: 100%;
  min-width: 0;
  height: 38px;
  padding: 0;
  border: 0;
  outline: none;
  background: transparent;
  box-shadow: none;
  color: var(--sf-text);
  font-size: var(--sf-text-sm);
  line-height: 1.2;
  appearance: none;
  -webkit-appearance: none;
}

.sf-header__search-input:focus,
.sf-header__search-input:focus-visible {
  outline: none;
  box-shadow: none;
}

.sf-header__search-input::placeholder {
  color: var(--sf-text-faint);
}

.sf-header__search-input::-webkit-search-cancel-button {
  appearance: none;
  -webkit-appearance: none;
}

.sf-header__search-voice,
.sf-header__search-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  transition:
    background var(--sf-transition-fast),
    color var(--sf-transition-fast),
    transform var(--sf-transition-fast);
}

.sf-header__search-voice {
  color: var(--sf-text-soft);
}

.sf-header__search-submit {
  background: var(--sf-grey-01);
  color: var(--sf-text-soft);
}

.sf-header__search-voice:hover,
.sf-header__search-submit:hover,
.sf-header__search-voice:focus-visible,
.sf-header__search-submit:focus-visible {
  transform: translateY(-1px);
}

.sf-header__search-submit:hover,
.sf-header__search-submit:focus-visible {
  background: var(--sf-grey-02);
  color: var(--sf-text);
}

.sf-header__search-box:focus-within .sf-header__search-submit,
.sf-header__search-input:not(:placeholder-shown) ~ .sf-header__search-submit {
  background: var(--sf-primary);
  color: var(--sf-white);
}

/* =========================================================
   HEADER SEARCH DROPDOWN
========================================================= */

.sf-search-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  width: 100%;
  max-width: 640px;
  z-index: 999;
  display: none;
  max-height: 480px;
  overflow-y: auto;
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius-md);
  background: var(--sf-surface);
  box-shadow: var(--sf-shadow-sm);
  opacity: 0;
  transform: translateY(6px);
  transition:
    opacity var(--sf-transition-fast),
    transform var(--sf-transition-fast);
}

.sf-search-dropdown:not([hidden]) {
  opacity: 1;
  transform: translateY(0);
}

.sf-search-dropdown[hidden] {
  display: none;
}

.sf-search-dropdown__list {
  display: grid;
}

.sf-search-dropdown__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 132px;
  align-items: center;
  gap: var(--sf-space-12);
  padding: var(--sf-space-8) var(--sf-space-16);
  cursor: pointer;
  transition: background var(--sf-transition-fast);
}

.sf-search-dropdown__item:hover,
.sf-search-dropdown__item.is-active {
  background: var(--sf-grey-01);
}

.sf-search-dropdown__img {
  width: 44px;
  height: 44px;
  border-radius: var(--sf-radius-sm);
  background: var(--sf-grey-01);
  object-fit: cover;
}

.sf-search-dropdown__img--fallback {
  display: block;
}

.sf-search-dropdown__content {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.sf-search-dropdown__side {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-width: 132px;
}

.sf-search-dropdown__price-line {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--sf-space-4);
  width: 100%;
}

.sf-search-dropdown__title {
  display: block;
  max-width: 100%;
  overflow: hidden;
  color: var(--sf-text);
  font-size: var(--sf-text-sm);
  font-weight: var(--sf-fw-semibold);
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sf-search-dropdown__title mark {
  padding: 0 2px;
  border-radius: 4px;
  background: rgba(170, 196, 45, 0.28);
  color: inherit;
}

.sf-search-dropdown__meta {
  display: inline-flex;
  align-items: center;
  color: var(--sf-text-soft);
  font-size: var(--sf-text-xs);
  font-weight: var(--sf-fw-medium);
  line-height: 1.25;
  white-space: nowrap;
}

.sf-search-dropdown__meta .sf-dot {
  margin: 0 var(--sf-space-4);
}

.sf-search-dropdown__stock {
  margin-top: 2px;
  color: var(--sf-danger-text);
  font-size: var(--sf-text-xs);
}

.sf-search-dropdown__price {
  color: var(--sf-text);
  font-size: var(--sf-text-xs);
  font-weight: var(--sf-fw-semibold);
  white-space: nowrap;
}

.sf-search-dropdown__add {
  min-width: 48px;
  height: 28px;
  padding: 0 var(--sf-space-12);
  border: 0;
  border-radius: var(--sf-radius-pill);
  background: var(--sf-primary);
  color: var(--sf-white);
  font-size: var(--sf-text-xs);
  font-weight: var(--sf-fw-semibold);
  line-height: 1;
  cursor: pointer;
  transition:
    background var(--sf-transition-fast),
    transform var(--sf-transition-fast),
    opacity var(--sf-transition-fast);
}

.sf-search-dropdown__add:hover,
.sf-search-dropdown__add:focus-visible {
  background: var(--sf-primary-hover);
  transform: translateY(-1px);
  outline: none;
}

.sf-search-dropdown__add:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.sf-search-dropdown__stepper {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.sf-search-dropdown__qty-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: 0;
  border-radius: var(--sf-radius-pill);
  background: var(--sf-primary);
  color: var(--sf-white);
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  transition:
    background var(--sf-transition-fast),
    opacity var(--sf-transition-fast),
    transform var(--sf-transition-fast);
}

.sf-search-dropdown__qty-btn:hover,
.sf-search-dropdown__qty-btn:focus-visible {
  background: var(--sf-primary-hover);
  opacity: 1;
  transform: translateY(-1px);
  outline: none;
}

.sf-search-dropdown__qty-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.sf-search-dropdown__qty-value {
  min-width: 16px;
  color: var(--sf-text);
  font-size: var(--sf-text-xs);
  font-weight: var(--sf-fw-semibold);
  text-align: center;
}

.sf-search-dropdown__empty,
.sf-search-dropdown__state {
  padding: var(--sf-space-14);
  color: var(--sf-text-soft);
  font-size: var(--sf-text-sm);
}

.sf-search-dropdown__state--loading {
  opacity: 0.7;
}

.sf-search-dropdown__state--error {
  color: var(--sf-danger-text);
}

.sf-search-dropdown__section-label {
  padding: var(--sf-space-10) var(--sf-space-14) var(--sf-space-6);
  border-top: 1px solid var(--sf-border);
  color: var(--sf-text-soft);
  font-size: 11px;
  font-weight: var(--sf-fw-bold);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.sf-search-dropdown__footer {
  display: block;
  padding: var(--sf-space-16);
  border-top: 1px solid var(--sf-border);
  color: #2a5bd7;
  font-size: var(--sf-text-xs);
  text-decoration: none;
}

.sf-search-dropdown__footer:hover,
.sf-search-dropdown__footer:focus-visible {
  text-decoration: underline;
  outline: none;
}

/* =========================================================
   HEADER ACTIONS
========================================================= */

.sf-header__actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--sf-space-10);
  min-width: max-content;
}

.sf-header__account {
  display: inline-flex;
  align-items: center;
  gap: var(--sf-space-8);
  min-height: 36px;
  padding: 0;
  color: var(--sf-text);
  text-decoration: none;
}

.sf-header__account-name {
  order: 1;
  color: var(--sf-text);
  font-size: var(--sf-text-sm);
  font-weight: var(--sf-fw-medium);
  line-height: 1;
  white-space: nowrap;
}

.sf-header__account-icon {
  order: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--sf-radius-sm);
  background: var(--sf-grey-01);
  color: var(--sf-text);
  transition:
    background var(--sf-transition-fast),
    color var(--sf-transition-fast),
    transform var(--sf-transition-fast);
}

.sf-header__account:hover .sf-header__account-icon,
.sf-header__account:focus-visible .sf-header__account-icon {
  background: var(--sf-grey-02);
  transform: translateY(-1px);
}

.sf-header__account--logged .sf-header__account-icon {
  color: var(--sf-primary);
}

.sf-header__cart {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sf-space-6);
  min-height: 36px;
  padding: 0 var(--sf-space-12);
  border: 0;
  border-radius: var(--sf-radius-sm);
  background: var(--sf-primary);
  color: var(--sf-white);
  cursor: pointer;
  transition:
    background var(--sf-transition-fast),
    transform var(--sf-transition-fast);
}

.sf-header__cart:hover,
.sf-header__cart:focus-visible {
  background: var(--sf-primary-hover);
  transform: translateY(-1px);
}

.sf-header__cart-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.sf-header__cart-count {
  font-size: var(--sf-text-sm);
  font-weight: var(--sf-fw-semibold);
  line-height: 1;
}

/* =========================================================
   ICON SIZING
========================================================= */

.sf-icon--cart,
.sf-icon--user,
.sf-icon--search,
.sf-icon--mic,
.sf-icon--go {
  width: 18px;
  height: 18px;
}

/* =========================================================
   STORE HEAD
========================================================= */

.sf-store-head {
  padding: var(--sf-space-24) 0 var(--sf-space-10);
}

.sf-store-head__inner,
.sf-store-head__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sf-space-16);
}

/* =========================================================
   RESPONSIVE
========================================================= */

@media (max-width: 1200px) {
  .sf-header__search {
    max-width: 600px;
  }
}

@media (max-width: 1080px) {
  .sf-store-head__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sf-space-12);
  }
}

@media (max-width: 960px) {
  .sf-header__inner {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "brand actions"
      "search search";
    align-items: center;
    gap: var(--sf-space-10);
  }

  .sf-header__brand {
    grid-area: brand;
  }

  .sf-header__actions {
    grid-area: actions;
    justify-content: flex-end;
  }

  .sf-header__search {
    grid-area: search;
    max-width: 100%;
  }
}

@media (max-width: 720px) {
  .sf-header__account-name {
    display: none;
  }

  .sf-search-dropdown {
    max-height: 70vh;
  }

  .sf-search-dropdown__item {
    grid-template-columns: 40px minmax(0, 1fr) auto;
    gap: var(--sf-space-10);
    padding: var(--sf-space-10) var(--sf-space-12);
  }

  .sf-search-dropdown__img {
    width: 40px;
    height: 40px;
  }

  .sf-search-dropdown__side {
    min-width: max-content;
  }

  .sf-search-dropdown__price-line {
    gap: var(--sf-space-4);
  }
}

@media (max-width: 540px) {
  .sf-header__inner {
    padding: var(--sf-space-10) 0;
  }

  .sf-header__location {
    display: none;
  }

  .sf-header__search-box {
    min-height: 44px;
    padding: 0 var(--sf-space-10);
    gap: var(--sf-space-6);
  }

  .sf-header__search-input {
    height: 34px;
    font-size: 0.9rem;
  }

  .sf-header__brand-logo,
  .sf-header__brand-badge {
    height: 28px;
  }

  .sf-header__search-voice,
  .sf-header__search-submit,
  .sf-header__account-icon {
    width: 30px;
    height: 30px;
  }

  .sf-header__cart {
    min-height: 32px;
    padding: 0 var(--sf-space-8);
  }

  .sf-header__cart-count {
    font-size: 0.8rem;
  }
}

/* =========================================================
   HEADER ACCOUNT MENU
========================================================= */

.sf-header__account-menu {
  position: relative;
}

.sf-header__account-trigger {
  cursor: pointer;
}

.sf-header__account-trigger:hover .sf-header__account-icon,
.sf-header__account-trigger:focus-visible .sf-header__account-icon,
.sf-header__account-menu.is-open .sf-header__account-icon {
  background: var(--sf-grey-02);
  transform: translateY(-1px);
}

.sf-header__account-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: 140;
  min-width: 180px;
  padding: var(--sf-space-8);
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius-md);
  background: var(--sf-surface);
  box-shadow: var(--sf-shadow-sm);
}

.sf-header__account-dropdown[hidden] {
  display: none;
}

.sf-header__account-dropdown::before {
  content: "";
  position: absolute;
  top: -6px;
  right: 16px;
  width: 12px;
  height: 12px;
  border-top: 1px solid var(--sf-border);
  border-left: 1px solid var(--sf-border);
  background: var(--sf-surface);
  transform: rotate(45deg);
}

.sf-header__account-dropdown-link {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 0 var(--sf-space-12);
  border-radius: var(--sf-radius-sm);
  color: var(--sf-text);
  font-size: var(--sf-text-sm);
  font-weight: var(--sf-fw-medium);
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition:
    background var(--sf-transition-fast),
    color var(--sf-transition-fast);
}

.sf-header__account-dropdown-link:hover,
.sf-header__account-dropdown-link:focus-visible {
  background: var(--sf-grey-01);
  color: var(--sf-text);
}

@media (max-width: 720px) {
  .sf-header__account-dropdown {
    right: 0;
    min-width: 164px;
  }
}