/**
 * Tarif Defteri  Shared Header Component
 * Tek kaynak: js/components/Header.js taraf?ndan render edilir.
 */

.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(var(--header-blur));
  -webkit-backdrop-filter: blur(var(--header-blur));
  border: 1px solid var(--header-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--header-shadow);
  padding: var(--space-3) var(--space-4);
  padding-top: max(var(--space-3), env(safe-area-inset-top));
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.app-header.is-scrolled {
  background: var(--header-bg-scrolled);
  box-shadow: var(--header-shadow-scrolled);
}

/* Top row: logo + actions */
.app-header__top {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.app-header__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
  text-decoration: none;
  color: inherit;
  border: none;
  background: none;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
}

.app-header__logo {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-soft);
  border-radius: var(--radius-md);
  font-size: 1.15rem;
  line-height: 1;
  flex-shrink: 0;
}

.app-header__title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.app-header__spacer {
  flex: 1;
  min-width: 0;
}

/* Search + CTA row */
.app-header__toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.app-header__search-wrap {
  flex: 1;
  min-width: 0;
  position: relative;
}

.app-header__search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
}

.app-header__search-icon svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.app-header__search {
  width: 100%;
  padding: 10px var(--space-3) 10px 38px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-family: inherit;
  background: var(--color-surface-muted);
  color: var(--color-text);
  transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  min-height: 42px;
}

.app-header__search::placeholder {
  color: var(--color-text-muted);
}

.app-header__search:focus {
  outline: none;
  border-color: var(--color-primary-muted);
  background: var(--color-surface);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.app-header__search.is-hidden {
  display: none;
}

/* Buttons */
.app-header__btn-new {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: 10px var(--space-4);
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: var(--font-weight-medium);
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  background: var(--color-primary);
  color: #fff;
  min-height: 42px;
  flex-shrink: 0;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: var(--shadow-xs);
}

.app-header__btn-new:hover {
  background: var(--color-primary-hover);
}

.app-header__btn-new:active {
  transform: scale(0.98);
}

.app-header__btn-new svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
}

.app-header__btn-new-label {
  display: inline;
}

/* User menu */
.app-header__user {
  position: relative;
  flex-shrink: 0;
}

.app-header__user-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 10px 6px 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  transition: background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  min-height: 42px;
}

.app-header__user-trigger:hover {
  background: var(--color-surface-muted);
  border-color: var(--color-border-strong);
}

.app-header__user-trigger[aria-expanded="true"] {
  box-shadow: 0 0 0 3px var(--color-primary-soft);
  border-color: var(--color-primary-muted);
}

.app-header__avatar {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-full);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: var(--font-weight-semibold);
  flex-shrink: 0;
}

.app-header__user-name {
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-header__user-chevron {
  width: 14px;
  height: 14px;
  color: var(--color-text-muted);
  transition: transform var(--transition-fast);
}

.app-header__user-trigger[aria-expanded="true"] .app-header__user-chevron {
  transform: rotate(180deg);
}

.app-header__user-chevron svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.app-header__dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  min-width: 180px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
  z-index: 200;
}

.app-header__dropdown.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.app-header__dropdown-label {
  padding: var(--space-2) var(--space-3);
  font-size: 0.75rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.app-header__dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border: none;
  border-radius: var(--radius-sm);
  background: none;
  font-family: inherit;
  font-size: 0.9375rem;
  color: var(--color-text);
  cursor: pointer;
  text-align: left;
  transition: background var(--transition-fast);
}

.app-header__dropdown-item:hover {
  background: var(--color-surface-muted);
}

.app-header__dropdown-item--danger {
  color: var(--color-danger);
}

.app-header__dropdown-item--danger:hover {
  background: var(--color-danger-soft);
}

.app-header__dropdown-divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-1) 0;
}

/* Category filter chips */
.app-header__chips-wrap {
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x proximity;
  scrollbar-width: none;
  margin: var(--space-1) calc(-1 * var(--space-2)) 0;
  padding: var(--space-2) var(--space-2) var(--space-1);
}

.app-header__chips-wrap::-webkit-scrollbar {
  display: none;
}

.app-header__chips-wrap.is-hidden {
  display: none;
}

.app-header__chips,
.category-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

/* Pasif: soft bg + koyu yazi | Aktif: koyu yesil + beyaz yazi */
.app-header .app-header__chip,
.app-header .chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  min-height: 36px;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.01em;
  cursor: pointer;
  font-family: inherit;
  white-space: nowrap;
  flex-shrink: 0;
  scroll-snap-align: start;
  line-height: 1.2;
  border: 1px solid var(--chip-border);
  background: var(--chip-bg);
  color: var(--chip-text);
  box-shadow: var(--shadow-xs);
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.app-header .app-header__chip:hover,
.app-header .chip:hover {
  background: var(--chip-bg-hover);
  border-color: var(--chip-border-hover);
  color: var(--chip-text);
  box-shadow: var(--chip-shadow-hover);
  transform: translateY(-1px);
}

.app-header .app-header__chip:active,
.app-header .chip:active {
  transform: translateY(0);
}

.app-header .app-header__chip:focus-visible,
.app-header .chip:focus-visible {
  outline: 2px solid var(--color-primary-muted);
  outline-offset: 2px;
}

.app-header .app-header__chip.is-active,
.app-header .app-header__chip.active,
.app-header .chip.is-active,
.app-header .chip.active {
  background: var(--chip-active-bg);
  border-color: var(--chip-active-bg);
  color: var(--chip-active-text);
  box-shadow: var(--chip-shadow-active);
  transform: none;
}

.app-header .app-header__chip.is-active:hover,
.app-header .app-header__chip.active:hover,
.app-header .chip.is-active:hover,
.app-header .chip.active:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--chip-active-text);
  box-shadow: var(--chip-shadow-active);
  transform: translateY(-1px);
}

/* Favoriler yildizi aktif/pasif kontrast */
.app-header .app-header__chip .chip-star,
.app-header .chip .chip-star {
  opacity: 1;
}

/* Screen mode variants */
.app-header[data-mode="detail"] .app-header__search-wrap,
.app-header[data-mode="create"] .app-header__search-wrap {
  display: none;
}

.app-header[data-mode="detail"] .app-header__chips-wrap,
.app-header[data-mode="create"] .app-header__chips-wrap {
  display: none;
}

/* Desktop */
@media (min-width: 768px) {
  .app-header {
    padding: var(--space-4) var(--space-5);
    padding-top: max(var(--space-4), env(safe-area-inset-top));
  }

  .app-header__title {
    font-size: 1.2rem;
  }

  .app-header__logo {
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
  }

  .app-header__user-name {
    max-width: 140px;
  }

  .app-header__chips-wrap {
    margin-top: var(--space-1);
  }

  .app-header__chips,
  .category-chips {
    gap: 10px;
  }

  .app-header .app-header__chip,
  .app-header .chip {
    padding: 9px 18px;
    min-height: 38px;
    font-size: 0.875rem;
  }
}

/* Mobile */
@media (max-width: 480px) {
  .app-header {
    padding: var(--space-3);
    padding-top: max(var(--space-3), env(safe-area-inset-top));
    border-radius: var(--radius-md);
  }

  .app-header__top {
    margin-bottom: var(--space-2);
  }

  .app-header__toolbar {
    flex-wrap: nowrap;
    gap: var(--space-2);
    margin-bottom: var(--space-1);
  }

  .app-header__search {
    min-height: 44px;
    font-size: 1rem;
  }

  .app-header__btn-new {
    min-height: 44px;
    padding: 10px var(--space-3);
  }

  .app-header__btn-new-label {
    display: none;
  }

  .app-header__user-name {
    display: none;
  }

  .app-header__user-trigger {
    padding: 6px;
    min-height: 44px;
    min-width: 44px;
    justify-content: center;
  }

  .app-header__user-chevron {
    display: none;
  }

  .app-header__chips-wrap {
    margin-top: 0;
    margin-left: calc(-1 * var(--space-1));
    margin-right: calc(-1 * var(--space-1));
    padding: var(--space-2) var(--space-1) var(--space-1);
    mask-image: linear-gradient(to right, transparent, #000 12px, #000 calc(100% - 12px), transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, #000 12px, #000 calc(100% - 12px), transparent);
  }

  .app-header__chips,
  .category-chips {
    flex-wrap: nowrap;
    gap: 10px;
    min-width: min-content;
    padding-bottom: 2px;
  }

  .app-header .app-header__chip,
  .app-header .chip {
    padding: 10px 16px;
    min-height: 40px;
    font-size: 0.875rem;
  }
}