/* ============================================
   Şekercioğlu Mobilya - Sipariş Takip Sistemi
   Sayfa Düzeni (Layout Styles)
   ============================================
   Uygulama sarmalayıcı, kenar çubuğu, üst çubuk,
   ana içerik alanı, grid sistemi ve duyarlı tasarım.
   ============================================ */

/* ─── Uygulama Sarmalayıcı (App Wrapper) ─── */
.app-wrapper {
  display: flex;
  min-height: 100vh;
  width: 100%;
  position: relative;
}

/* ─── Kenar Çubuğu (Sidebar) ─── */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--gradient-sidebar);
  border-right: var(--glass-border);
  display: flex;
  flex-direction: column;
  z-index: var(--z-sidebar);
  transition: width var(--sidebar-transition),
              transform var(--sidebar-transition);
  overflow: hidden;
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.2);
}

.sidebar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, 
    rgba(245, 158, 11, 0.03) 0%, 
    transparent 30%, 
    transparent 70%, 
    rgba(245, 158, 11, 0.02) 100%
  );
  pointer-events: none;
}

/* Kenar Çubuğu - Marka Alanı */
.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  min-height: var(--header-height);
  position: relative;
  flex-shrink: 0;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  overflow: hidden;
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-lg);
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-extrabold);
  font-size: var(--font-size-lg);
  color: #fff;
  flex-shrink: 0;
  box-shadow: var(--shadow-accent-lg);
}

.logo-text {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  white-space: nowrap;
  line-height: 1.2;
}

.logo-text h1 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  letter-spacing: var(--letter-spacing-tight);
}

.logo-text span {
  font-size: var(--font-size-2xs);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
  font-weight: var(--font-weight-medium);
}

.sidebar.collapsed .sidebar-logo span,
.sidebar.collapsed .logo-text {
  display: none;
}

/* Kenar Çubuğu - Gezinme (Navigation) */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--space-3) var(--space-3);
}

.sidebar-nav-section {
  margin-bottom: var(--space-4);
}

.sidebar-nav-section-title {
  font-size: var(--font-size-2xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--color-text-tertiary);
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-1);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2-5) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  text-decoration: none;
  margin-bottom: 2px;
}

.nav-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.nav-item:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.nav-item.active {
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: -6px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: var(--color-accent);
  border-radius: var(--radius-full);
}

.nav-item:hover svg,
.nav-item.active svg {
  opacity: 1;
}

.nav-divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-2) var(--space-2);
}

.sidebar.collapsed .nav-item span {
  display: none;
}

.sidebar.collapsed .nav-item {
  justify-content: center;
}

.sidebar.collapsed .nav-item.active::before {
  display: none;
}

/* Kenar Çubuğu - Alt Bölüm (Footer) */
.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  overflow: hidden;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--gradient-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-semibold);
  flex-shrink: 0;
}

.user-info {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  white-space: nowrap;
  line-height: 1.3;
}

.user-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.user-role {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.sidebar.collapsed .user-info {
  display: none;
}

/* Kenar Çubuğu - Daraltılmış Durum */
.sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
}

/* Kenar Çubuğu Açma/Kapama Düğmesi */
.sidebar-toggle {
  position: static;
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  background: var(--color-bg-tertiary);
  border: none;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.sidebar-toggle svg {
  width: 16px;
  height: 16px;
}

.sidebar-toggle:hover {
  background: var(--color-accent);
  color: #fff;
}

.sidebar.collapsed .sidebar-toggle svg {
  transform: rotate(180deg);
}

/* ─── Ana İçerik Alanı (Main Content) ─── */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  width: calc(100% - var(--sidebar-width));
  min-width: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: margin-left var(--sidebar-transition), width var(--sidebar-transition);
}

.sidebar.collapsed ~ .main-content,
.main-content.sidebar-collapsed {
  margin-left: var(--sidebar-collapsed-width);
  width: calc(100% - var(--sidebar-collapsed-width));
}

/* ─── Üst Çubuk (Navbar) ─── */
.navbar {
  position: sticky;
  top: 0;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: 0 var(--space-6);
  background: var(--color-bg-glass-heavy);
  backdrop-filter: blur(var(--glass-blur-heavy));
  -webkit-backdrop-filter: blur(var(--glass-blur-heavy));
  border-bottom: 1px solid var(--color-border);
  z-index: var(--z-header);
}

.navbar-left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-shrink: 0;
}

.navbar-center {
  flex: 1;
  display: flex;
  justify-content: center;
  min-width: 0;
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.mobile-only {
  display: none;
}

/* Breadcrumb (router.js tarafından üretilir) */
.navbar-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  white-space: nowrap;
}

.breadcrumb-link {
  color: var(--color-text-tertiary);
  transition: color var(--transition-fast);
}

.breadcrumb-link:hover {
  color: var(--color-accent);
}

.breadcrumb-sep {
  width: 14px;
  height: 14px;
  color: var(--color-text-muted);
}

.breadcrumb-current {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}

/* Genel Arama Çubuğu */
.global-search {
  position: relative;
  width: 100%;
  max-width: 420px;
}

.global-search .search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
  pointer-events: none;
}

.global-search input {
  width: 100%;
  height: 38px;
  padding: 0 var(--space-10) 0 calc(var(--space-3) + 16px + var(--space-2));
  background: var(--color-bg-tertiary);
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  transition: all var(--transition-fast);
}

.global-search input:focus {
  background: var(--color-bg-secondary);
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.global-search .search-shortcut {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-family);
  font-size: var(--font-size-2xs);
  color: var(--color-text-muted);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
  pointer-events: none;
}

.search-results-dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  right: 0;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-height: 420px;
  overflow-y: auto;
  z-index: var(--z-dropdown);
  padding: var(--space-2);
}

.search-group {
  margin-bottom: var(--space-2);
}

.search-group-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-2xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-text-tertiary);
  padding: var(--space-2) var(--space-2) var(--space-1);
}

.search-group-title svg {
  width: 12px;
  height: 12px;
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  transition: background var(--transition-fast);
}

.search-result-item:hover {
  background: var(--color-bg-tertiary);
}

.search-result-main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

.search-result-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.search-result-sub {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.search-loading,
.search-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-6);
  color: var(--color-text-tertiary);
  font-size: var(--font-size-sm);
}

.search-loading {
  flex-direction: row;
}

.global-search mark {
  background: var(--color-warning);
  color: var(--color-text-primary);
  border-radius: 2px;
  padding: 0 1px;
}

/* ─── İçerik Alanı (Page Content) ─── */
.page-content {
  flex: 1;
  min-width: 0;
  padding: var(--space-6);
  max-width: var(--content-max-width);
  width: 100%;
  margin: 0 auto;
}

.page-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-12) var(--space-4);
  color: var(--color-text-tertiary);
  font-size: var(--font-size-sm);
  min-height: 320px;
}

/* ─── Sayfa Başlığı (Page Header) ─── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  gap: var(--space-4);
  flex-wrap: wrap;
}

.page-header-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  background: none;
  -webkit-text-fill-color: unset;
}

.page-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-normal);
  margin-bottom: 0;
}

.page-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* ─── Grid Sistemi ─── */
.grid {
  display: grid;
  gap: var(--space-5);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
.grid-cols-6 { grid-template-columns: repeat(6, 1fr); }

.grid-auto-fit {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-auto-fill {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ─── Flex Yardımcılar ─── */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.flex-1 { flex: 1; }
.flex-shrink-0 { flex-shrink: 0; }

/* ─── Boşluk Yardımcılar ─── */
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }

/* ─── Sayfa Geçiş Sarmalayıcı (Page Transition) ─── */
.page-transition-wrapper {
  animation: fadeInUp 0.35s var(--ease-out) both;
}

/* ─── Mobil Kenar Çubuğu Perdesi (Mobile Overlay) ─── */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: calc(var(--z-sidebar) - 1);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.sidebar-overlay.active {
  opacity: 1;
}

/* ─── Duyarlı Tasarım (Responsive Design) ─── */

/* Büyük Ekranlar (Desktop) - 1280px ve üzeri */
@media (min-width: 1280px) {
  .page-content {
    padding: var(--space-8);
  }
}

/* Tablet - 768px ile 1024px arası */
@media (max-width: 1024px) {
  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-cols-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-content {
    padding: var(--space-5);
  }

  .page-header {
    flex-direction: column;
  }
}

/* Mobil - 768px altı */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    width: 280px;
    box-shadow: none;
  }

  .sidebar.mobile-open {
    transform: translateX(0);
    box-shadow: var(--shadow-2xl);
  }

  .sidebar-toggle {
    display: none;
  }

  .main-content {
    margin-left: 0 !important;
  }

  .navbar {
    padding: 0 var(--space-4);
  }

  .navbar-center {
    display: none;
  }

  .mobile-only {
    display: flex;
  }

  .page-content {
    padding: var(--space-4);
  }

  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }

  .page-actions {
    width: 100%;
  }

  .page-actions .btn {
    flex: 1;
  }

  .page-title {
    font-size: var(--font-size-xl);
  }
}

/* Küçük Mobil - 480px altı */
@media (max-width: 480px) {
  .page-content {
    padding: var(--space-3);
  }

  .navbar {
    padding: 0 var(--space-3);
  }

  .page-header {
    margin-bottom: var(--space-4);
  }
}