/**
 * Podelkin.com — Material Design 3 Expressive
 * Легковесный CSS без внешних зависимостей
 */

/* ========================================
   CSS Variables - MD3 Color System
   Тёплая оранжево-коричневая палитра "Мастерская"
   ======================================== */
:root {
  /* Primary - Тёплый оранжевый (инструменты, огонь, энергия) */
  --md-primary: #FF6B35;
  --md-on-primary: #FFFFFF;
  --md-primary-container: #FFE0D6;
  --md-on-primary-container: #3D1400;
  
  /* Secondary - Глубокий коричневый (дерево, надёжность) */
  --md-secondary: #8B5A2B;
  --md-on-secondary: #FFFFFF;
  --md-secondary-container: #FFE0C8;
  --md-on-secondary-container: #2E1800;
  
  /* Tertiary - Приглушённый зелёный (рост, экология) */
  --md-tertiary: #4A7C59;
  --md-on-tertiary: #FFFFFF;
  --md-tertiary-container: #CCE8D4;
  --md-on-tertiary-container: #0B2912;
  
  /* Success - для решённых вопросов */
  --md-success: #2E7D32;
  --md-on-success: #FFFFFF;
  --md-success-container: #C8E6C9;
  
  /* Error */
  --md-error: #D32F2F;
  --md-on-error: #FFFFFF;
  --md-error-container: #FFCDD2;
  
  /* Surface & Background */
  --md-surface: #FFFBF8;
  --md-surface-dim: #E8E0DA;
  --md-surface-bright: #FFFBF8;
  --md-surface-container-lowest: #FFFFFF;
  --md-surface-container-low: #FFF5F0;
  --md-surface-container: #FFEDE5;
  --md-surface-container-high: #FFE5DA;
  --md-surface-container-highest: #FFDDD0;
  --md-on-surface: #201A17;
  --md-on-surface-variant: #52443C;
  --md-outline: #85746B;
  --md-outline-variant: #D8C2B7;
  
  /* Inverse */
  --md-inverse-surface: #362F2C;
  --md-inverse-on-surface: #FBEEEA;
  --md-inverse-primary: #FFB599;
  
  /* Shapes */
  --md-shape-xs: 4px;
  --md-shape-sm: 12px;
  --md-shape-md: 16px;
  --md-shape-lg: 20px;
  --md-shape-xl: 28px;
  --md-shape-full: 9999px;
  
  /* Elevation tones */
  --md-elevation-1: color-mix(in srgb, var(--md-primary) 5%, var(--md-surface));
  --md-elevation-2: color-mix(in srgb, var(--md-primary) 8%, var(--md-surface));
  --md-elevation-3: color-mix(in srgb, var(--md-primary) 11%, var(--md-surface));
  
  /* Shadows */
  --md-shadow-1: 0 1px 2px rgba(32,26,23,0.1), 0 1px 3px rgba(32,26,23,0.08);
  --md-shadow-2: 0 2px 4px rgba(32,26,23,0.1), 0 4px 8px rgba(32,26,23,0.08);
  --md-shadow-3: 0 4px 8px rgba(32,26,23,0.1), 0 8px 16px rgba(32,26,23,0.08);
  
  /* Typography */
  --md-font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --md-font-mono: 'SF Mono', 'Cascadia Code', Consolas, monospace;
  
  /* Motion */
  --md-motion-duration-short: 150ms;
  --md-motion-duration-medium: 300ms;
  --md-motion-duration-long: 500ms;
  --md-motion-easing-standard: cubic-bezier(0.2, 0, 0, 1);
  --md-motion-easing-emphasized: cubic-bezier(0.2, 0, 0, 1);
}

/* Dark theme */
@media (prefers-color-scheme: dark) {
  :root {
    --md-primary: #FFB599;
    --md-on-primary: #5C2000;
    --md-primary-container: #7D3000;
    --md-on-primary-container: #FFE0D6;
    
    --md-secondary: #E6BE9C;
    --md-on-secondary: #432C14;
    --md-secondary-container: #5C4024;
    --md-on-secondary-container: #FFE0C8;
    
    --md-tertiary: #B1CFB8;
    --md-on-tertiary: #1E3828;
    --md-tertiary-container: #344F3C;
    --md-on-tertiary-container: #CCE8D4;
    
    --md-success: #81C784;
    --md-on-success: #1B5E20;
    --md-success-container: #2E7D32;
    
    --md-error: #EF9A9A;
    --md-on-error: #B71C1C;
    --md-error-container: #C62828;
    
    --md-surface: #1A1512;
    --md-surface-dim: #1A1512;
    --md-surface-bright: #413A35;
    --md-surface-container-lowest: #110D0A;
    --md-surface-container-low: #231E1A;
    --md-surface-container: #272220;
    --md-surface-container-high: #322C28;
    --md-surface-container-highest: #3D3733;
    --md-on-surface: #EFE0DA;
    --md-on-surface-variant: #D8C2B7;
    --md-outline: #A08D84;
    --md-outline-variant: #52443C;
    
    --md-inverse-surface: #EFE0DA;
    --md-inverse-on-surface: #362F2C;
    --md-inverse-primary: #A94800;
    
    --md-elevation-1: color-mix(in srgb, var(--md-primary) 5%, var(--md-surface));
    --md-elevation-2: color-mix(in srgb, var(--md-primary) 8%, var(--md-surface));
    --md-elevation-3: color-mix(in srgb, var(--md-primary) 11%, var(--md-surface));
  }
}

/* ========================================
   Reset & Base
   ======================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--md-font);
  background: var(--md-surface);
  color: var(--md-on-surface);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body > main {
  flex: 1;
}

a {
  color: var(--md-primary);
  text-decoration: none;
  transition: color var(--md-motion-duration-short) var(--md-motion-easing-standard);
}

a:hover {
  color: var(--md-on-primary-container);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ========================================
   Typography - MD3 Type Scale
   ======================================== */
.display-large { font-size: 3.5625rem; line-height: 4rem; font-weight: 400; letter-spacing: -0.25px; }
.display-medium { font-size: 2.8125rem; line-height: 3.25rem; font-weight: 400; }
.display-small { font-size: 2.25rem; line-height: 2.75rem; font-weight: 400; }
.headline-large { font-size: 2rem; line-height: 2.5rem; font-weight: 400; }
.headline-medium { font-size: 1.75rem; line-height: 2.25rem; font-weight: 400; }
.headline-small { font-size: 1.5rem; line-height: 2rem; font-weight: 400; }
.title-large { font-size: 1.375rem; line-height: 1.75rem; font-weight: 500; }
.title-medium { font-size: 1rem; line-height: 1.5rem; font-weight: 500; letter-spacing: 0.15px; }
.title-small { font-size: 0.875rem; line-height: 1.25rem; font-weight: 500; letter-spacing: 0.1px; }
.body-large { font-size: 1rem; line-height: 1.5rem; font-weight: 400; letter-spacing: 0.5px; }
.body-medium { font-size: 0.875rem; line-height: 1.25rem; font-weight: 400; letter-spacing: 0.25px; }
.body-small { font-size: 0.75rem; line-height: 1rem; font-weight: 400; letter-spacing: 0.4px; }
.label-large { font-size: 0.875rem; line-height: 1.25rem; font-weight: 500; letter-spacing: 0.1px; }
.label-medium { font-size: 0.75rem; line-height: 1rem; font-weight: 500; letter-spacing: 0.5px; }
.label-small { font-size: 0.6875rem; line-height: 1rem; font-weight: 500; letter-spacing: 0.5px; }

/* ========================================
   Layout
   ======================================== */
.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 16px;
}

.container-wide {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}

.container-narrow {
  max-width: 700px;
  margin: 0 auto;
  padding: 0 16px;
}

/* ========================================
   App Bar - Header
   ======================================== */
.app-bar {
  background: var(--md-surface);
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 64px;
  border-bottom: 1px solid var(--md-outline-variant);
}

.app-bar-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 64px;
}

.app-bar-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--md-on-surface);
  font-weight: 600;
  font-size: 1.25rem;
}

.app-bar-logo-icon {
  width: 32px;
  height: 32px;
  display: block;
}

.app-bar-logo-text {
  color: var(--md-primary);
}

.app-bar-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 16px;
}

.nav-link {
  padding: 8px 16px;
  border-radius: var(--md-shape-full);
  color: var(--md-on-surface-variant);
  font-weight: 500;
  font-size: 0.875rem;
  transition: all var(--md-motion-duration-short) var(--md-motion-easing-standard);
}

.nav-link:hover {
  background: color-mix(in srgb, var(--md-primary) 8%, transparent);
  color: var(--md-primary);
}

.nav-link-active {
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}

.app-bar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

/* User menu */
.user-menu {
  position: relative;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--md-shape-full);
  background: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--md-motion-duration-short);
}

.user-avatar:hover {
  box-shadow: var(--md-shadow-1);
}

.user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 200px;
  background: var(--md-surface);
  border-radius: var(--md-shape-md);
  box-shadow: var(--md-shadow-3);
  border: 1px solid var(--md-outline-variant);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--md-motion-duration-short) var(--md-motion-easing-standard);
}

.user-dropdown.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.user-dropdown-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--md-outline-variant);
  display: flex;
  flex-direction: column;
}

.user-dropdown-item {
  display: block;
  padding: 12px 16px;
  color: var(--md-on-surface);
  transition: background var(--md-motion-duration-short);
}

.user-dropdown-item:hover {
  background: var(--md-surface-container);
  color: var(--md-on-surface);
}

/* Mobile menu */
.mobile-menu-btn {
  display: none;
  width: 48px;
  height: 48px;
  border: none;
  background: transparent;
  color: var(--md-on-surface-variant);
  cursor: pointer;
  border-radius: var(--md-shape-full);
  margin-left: auto;
}

.mobile-menu-btn:hover {
  background: color-mix(in srgb, var(--md-on-surface-variant) 8%, transparent);
}

.mobile-menu-btn svg {
  width: 24px;
  height: 24px;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--md-surface);
  border-bottom: 1px solid var(--md-outline-variant);
  z-index: 99;
  transform: translateY(-100%);
  opacity: 0;
  transition: all var(--md-motion-duration-medium) var(--md-motion-easing-standard);
}

.mobile-menu.active {
  transform: translateY(0);
  opacity: 1;
}

.mobile-menu-nav {
  display: flex;
  flex-direction: column;
  padding: 8px;
}

.mobile-menu-link {
  padding: 16px;
  color: var(--md-on-surface);
  font-size: 1rem;
  border-radius: var(--md-shape-sm);
}

.mobile-menu-link:hover {
  background: var(--md-surface-container);
}

@media (max-width: 768px) {
  .app-bar-nav,
  .app-bar-actions {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .mobile-menu {
    display: block;
  }
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: var(--md-shape-full);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.1px;
  border: none;
  cursor: pointer;
  transition: all var(--md-motion-duration-short) var(--md-motion-easing-standard);
  position: relative;
  overflow: hidden;
  min-height: 40px;
  text-decoration: none;
  white-space: nowrap;
}

.btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn-filled {
  background: var(--md-primary);
  color: var(--md-on-primary);
}

.btn-filled:hover {
  box-shadow: var(--md-shadow-1);
  background: color-mix(in srgb, var(--md-on-primary) 8%, var(--md-primary));
  color: var(--md-on-primary);
}

.btn-tonal {
  background: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
}

.btn-tonal:hover {
  box-shadow: var(--md-shadow-1);
  background: color-mix(in srgb, var(--md-on-secondary-container) 8%, var(--md-secondary-container));
}

.btn-outlined {
  background: transparent;
  color: var(--md-primary);
  border: 1px solid var(--md-outline);
}

.btn-outlined:hover {
  background: color-mix(in srgb, var(--md-primary) 8%, transparent);
}

.btn-text {
  background: transparent;
  color: var(--md-primary);
  padding: 10px 12px;
}

.btn-text:hover {
  background: color-mix(in srgb, var(--md-primary) 8%, transparent);
}

.btn-sm { padding: 6px 16px; min-height: 32px; font-size: 0.8125rem; }
.btn-lg { padding: 12px 32px; min-height: 48px; font-size: 1rem; }

/* Danger Button */
.btn-danger {
  color: var(--md-error);
}

.btn-danger:hover {
  background: color-mix(in srgb, var(--md-error) 12%, transparent);
}

/* Icon Button */
.btn-icon {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: var(--md-shape-full);
  background: transparent;
  color: var(--md-on-surface-variant);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--md-motion-duration-short);
}

.btn-icon:hover {
  background: color-mix(in srgb, var(--md-on-surface-variant) 8%, transparent);
}

.btn-icon svg { width: 24px; height: 24px; }

/* ========================================
   Cards
   ======================================== */
.card {
  background: var(--md-surface-container-low);
  border-radius: var(--md-shape-lg);
  overflow: hidden;
  transition: all var(--md-motion-duration-short) var(--md-motion-easing-standard);
}

.card-elevated {
  background: var(--md-elevation-1);
  box-shadow: var(--md-shadow-1);
}

.card-elevated:hover {
  background: var(--md-elevation-2);
  box-shadow: var(--md-shadow-2);
}

.card-outlined {
  background: var(--md-surface);
  border: 1px solid var(--md-outline-variant);
}

.card-content { padding: 16px; }

/* ========================================
   Project Cards Grid
   ======================================== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  padding: 20px 0;
}

.project-card {
  background: var(--md-surface-container-low);
  border-radius: var(--md-shape-lg);
  overflow: hidden;
  transition: all var(--md-motion-duration-short) var(--md-motion-easing-standard);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--md-shadow-2);
}

.project-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.project-card-image {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--md-surface-container);
}

.project-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--md-motion-duration-medium);
}

.project-card:hover .project-card-image img {
  transform: scale(1.05);
}

.project-card-image-empty {
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-card-icon {
  font-size: 3rem;
  opacity: 0.5;
}

.project-card-content {
  padding: 16px;
}

.project-card-category {
  font-size: 0.75rem;
  color: var(--md-on-surface-variant);
  margin-bottom: 4px;
}

.project-card-title {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--md-on-surface);
  margin-bottom: 8px;
  line-height: 1.4;
}

.project-card-excerpt {
  font-size: 0.875rem;
  color: var(--md-on-surface-variant);
  line-height: 1.5;
  margin-bottom: 12px;
}

.project-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--md-on-surface-variant);
}

.project-card-author {
  font-weight: 500;
}

.project-card-stats {
  display: flex;
  align-items: center;
  gap: 12px;
}

.project-card-stats svg {
  width: 14px;
  height: 14px;
  margin-right: 2px;
  vertical-align: middle;
}

/* ========================================
   Question Cards
   ======================================== */
.questions-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px 0;
}

.question-card {
  display: flex;
  background: var(--md-surface-container-low);
  border-radius: var(--md-shape-md);
  transition: all var(--md-motion-duration-short) var(--md-motion-easing-standard);
  border-left: 4px solid transparent;
}

.question-card:hover {
  background: var(--md-surface-container);
}

.question-card-solved {
  border-left-color: var(--md-success);
}

.question-card-votes {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
  min-width: 60px;
  border-right: 1px solid var(--md-outline-variant);
}

.question-card-votes-value {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--md-on-surface);
}

.question-card-votes-label {
  font-size: 0.6875rem;
  color: var(--md-on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.question-card-votes.vote-positive .question-card-votes-value {
  color: var(--md-success);
}

.question-card-votes.vote-negative .question-card-votes-value {
  color: var(--md-error);
}

.question-card-link {
  display: block;
  flex: 1;
  padding: 16px;
  text-decoration: none;
  color: inherit;
}

.question-card-status {
  margin-bottom: 8px;
}

.question-solved-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  background: var(--md-success-container);
  color: var(--md-success);
  border-radius: var(--md-shape-full);
  font-size: 0.75rem;
  font-weight: 500;
}

.question-solved-badge svg {
  width: 14px;
  height: 14px;
}

.question-open-badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
  border-radius: var(--md-shape-full);
  font-size: 0.75rem;
  font-weight: 500;
}

.question-card-title {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--md-on-surface);
  margin-bottom: 8px;
  line-height: 1.4;
}

.question-card-excerpt {
  font-size: 0.875rem;
  color: var(--md-on-surface-variant);
  line-height: 1.5;
  margin-bottom: 12px;
}

.question-card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--md-on-surface-variant);
}

.question-card-category {
  font-weight: 500;
  color: var(--md-secondary);
}

/* Inline gallery thumbnails */
.gallery-thumb-inline {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--md-shape-sm);
  cursor: pointer;
  transition: transform var(--md-motion-duration-short);
}

.gallery-thumb-inline:hover {
  transform: scale(1.1);
}

/* ========================================
   Category Cards
   ======================================== */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  padding: 16px 0;
}

.category-card {
  background: var(--md-surface-container-low);
  border-radius: var(--md-shape-lg);
  padding: 20px;
  text-decoration: none;
  color: inherit;
  transition: all var(--md-motion-duration-short) var(--md-motion-easing-standard);
  display: flex;
  align-items: center;
  gap: 16px;
}

.category-card:hover {
  background: var(--md-surface-container);
  transform: translateY(-2px);
  box-shadow: var(--md-shadow-1);
}

.category-card-icon {
  font-size: 2rem;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--md-primary-container);
  border-radius: var(--md-shape-md);
}

.category-card-info {
  flex: 1;
}

.category-card-name {
  font-weight: 500;
  color: var(--md-on-surface);
  margin-bottom: 4px;
}

.category-card-count {
  font-size: 0.75rem;
  color: var(--md-on-surface-variant);
}

/* ========================================
   Chips / Tags
   ======================================== */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--md-shape-sm);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.1px;
  border: 1px solid var(--md-outline);
  background: transparent;
  color: var(--md-on-surface-variant);
  cursor: pointer;
  transition: all var(--md-motion-duration-short) var(--md-motion-easing-standard);
  text-decoration: none;
}

.chip:hover {
  background: color-mix(in srgb, var(--md-on-surface) 8%, transparent);
  color: var(--md-on-surface);
}

.chip-selected {
  background: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
  border-color: transparent;
}

.chip-sm {
  padding: 4px 12px;
  font-size: 0.75rem;
  border-radius: var(--md-shape-xs);
}

.chip-removable button {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  padding: 0;
  margin-left: 4px;
  font-size: 1.2em;
  line-height: 1;
}

.tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0;
}

/* ========================================
   Text Fields
   ======================================== */
.text-field {
  position: relative;
  margin-bottom: 16px;
}

.text-field-input {
  width: 100%;
  padding: 16px;
  padding-top: 24px;
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--md-on-surface);
  background: var(--md-surface-container-highest);
  border: none;
  border-radius: var(--md-shape-xs) var(--md-shape-xs) 0 0;
  border-bottom: 1px solid var(--md-on-surface-variant);
  transition: all var(--md-motion-duration-short) var(--md-motion-easing-standard);
}

.text-field-input:focus {
  outline: none;
  border-bottom: 2px solid var(--md-primary);
}

.text-field-input::placeholder {
  color: transparent;
}

.text-field-label {
  position: absolute;
  left: 16px;
  top: 20px;
  color: var(--md-on-surface-variant);
  font-size: 1rem;
  pointer-events: none;
  transition: all var(--md-motion-duration-short) var(--md-motion-easing-standard);
}

.text-field-input:focus + .text-field-label,
.text-field-input:not(:placeholder-shown) + .text-field-label {
  top: 8px;
  font-size: 0.75rem;
  color: var(--md-primary);
}

.text-field-textarea .text-field-input {
  min-height: 120px;
  resize: vertical;
}

.text-field-helper {
  font-size: 0.75rem;
  margin-top: 4px;
  padding-left: 16px;
  color: var(--md-on-surface-variant);
}

.text-field-error .text-field-input { border-color: var(--md-error); }
.text-field-error .text-field-label { color: var(--md-error); }
.text-field-error .text-field-helper { color: var(--md-error); }

/* Select внутри text-field — label всегда поднят */
.text-field-select .text-field-label {
  top: 8px;
  font-size: 0.75rem;
  color: var(--md-on-surface-variant);
}

.text-field-select .text-field-input {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='%23666'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

.text-field-select .text-field-input:focus + .text-field-label {
  color: var(--md-primary);
}

/* Tags input */
.tags-input {
  margin-bottom: 16px;
}

.tags-input .tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

/* ========================================
   File Input
   ======================================== */
.file-input {
  position: relative;
  display: inline-flex;
}

.file-input input[type="file"] {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.file-input-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  height: 40px;
  border: 1px dashed var(--md-outline-variant);
  border-radius: var(--md-shape-md);
  color: var(--md-on-surface-variant);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--md-motion-duration-short) var(--md-motion-easing-standard);
}

.file-input-label svg { width: 18px; height: 18px; }

.file-input:hover .file-input-label {
  border-color: var(--md-primary);
  color: var(--md-primary);
  background: color-mix(in srgb, var(--md-primary) 8%, transparent);
}

.file-input-text {
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ========================================
   Alerts
   ======================================== */
.alert {
  padding: 16px;
  border-radius: var(--md-shape-sm);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.alert-error {
  background: var(--md-error-container);
  color: var(--md-on-error-container);
}

.alert-success {
  background: var(--md-success-container);
  color: var(--md-success);
}

/* ========================================
   Breadcrumbs
   ======================================== */
.breadcrumbs {
  font-size: 0.875rem;
  color: var(--md-on-surface-variant);
  margin-top: 16px;
}

.breadcrumbs ol {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  list-style: none;
}

.breadcrumbs li { display: inline-flex; align-items: center; }
.breadcrumbs a { color: var(--md-on-surface-variant); padding: 4px 0; }
.breadcrumbs a:hover { color: var(--md-primary); }
.breadcrumbs-separator { color: var(--md-outline); padding: 0 8px; }

/* ========================================
   Section Headers
   ======================================== */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 24px 0 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--md-outline-variant);
}

.section-title {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--md-on-surface);
}

.section-link {
  font-size: 0.875rem;
  font-weight: 500;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  background: linear-gradient(to bottom, var(--md-primary-container) 0%, var(--md-surface) 100%);
  padding: 48px 0;
  margin-bottom: 24px;
}

.hero-content {
  text-align: center;
}

.hero-icon {
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
}

.hero-icon img {
  width: 80px;
  height: 80px;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--md-on-surface);
  margin-bottom: 8px;
}

.hero-title-accent {
  color: var(--md-primary);
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--md-on-surface-variant);
  margin-bottom: 24px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   Pagination
   ======================================== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 24px 0;
}

.pagination a,
.pagination span {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--md-shape-full);
  font-weight: 500;
  color: var(--md-on-surface);
  text-decoration: none;
  transition: all var(--md-motion-duration-short);
}

.pagination a:hover {
  background: color-mix(in srgb, var(--md-primary) 8%, transparent);
}

.pagination .active {
  background: var(--md-primary);
  color: var(--md-on-primary);
}

/* ========================================
   Auth Forms
   ======================================== */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: linear-gradient(135deg, var(--md-primary-container) 0%, var(--md-surface) 100%);
}

.auth-card {
  background: var(--md-surface);
  border-radius: var(--md-shape-xl);
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--md-shadow-3);
}

.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.auth-logo {
  font-size: 2rem;
  font-weight: 700;
  color: var(--md-primary);
  margin-bottom: 8px;
}

.auth-subtitle {
  color: var(--md-on-surface-variant);
}

.auth-footer {
  text-align: center;
  margin-top: 24px;
  color: var(--md-on-surface-variant);
}

.auth-footer a { font-weight: 500; }

/* ========================================
   Footer
   ======================================== */
.site-footer {
  margin-top: 48px;
  padding: 32px 0;
  background: var(--md-surface-container-low);
  border-top: 1px solid var(--md-outline-variant);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-info {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-logo {
  font-weight: 600;
  color: var(--md-on-surface);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.footer-logo img {
  flex-shrink: 0;
}

.footer-copy {
  font-size: 0.875rem;
  color: var(--md-on-surface-variant);
}

.footer-nav {
  display: flex;
  gap: 24px;
  font-size: 0.875rem;
}

.footer-nav a {
  color: var(--md-on-surface-variant);
}

.footer-nav a:hover {
  color: var(--md-primary);
}

.footer-tagline {
  margin-top: 16px;
  font-size: 0.875rem;
  color: var(--md-on-surface-variant);
  text-align: center;
}

/* ========================================
   Modal
   ======================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--md-motion-duration-medium);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-image {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: var(--md-shape-lg);
  transform: scale(0.9);
  transition: transform var(--md-motion-duration-medium) var(--md-motion-easing-emphasized);
}

.modal-overlay.active .modal-image {
  transform: scale(1);
}

.modal-close,
.modal-prev,
.modal-next {
  position: absolute;
  background: rgba(0,0,0,0.5);
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--md-motion-duration-short);
  z-index: 10;
}

.modal-close {
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: var(--md-shape-full);
  font-size: 28px;
  line-height: 1;
  padding-bottom: 3px;
}

.modal-prev,
.modal-next {
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 80px;
  font-size: 36px;
  font-weight: 300;
}

.modal-prev {
  left: 0;
  border-radius: 0 var(--md-shape-md) var(--md-shape-md) 0;
}

.modal-next {
  right: 0;
  border-radius: var(--md-shape-md) 0 0 var(--md-shape-md);
}

.modal-close:hover,
.modal-prev:hover,
.modal-next:hover {
  background: rgba(255,255,255,0.2);
}

.modal-counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.6);
  color: white;
  padding: 8px 16px;
  border-radius: var(--md-shape-full);
  font-size: 0.875rem;
}

/* ========================================
   Dialog (Material 3 Expressive)
   ======================================== */
.dialog-scrim {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--md-motion-duration-medium) var(--md-motion-easing-standard),
              visibility var(--md-motion-duration-medium);
  padding: 24px;
}

.dialog-scrim.active {
  opacity: 1;
  visibility: visible;
}

.dialog {
  background: var(--md-surface-container-high);
  border-radius: var(--md-shape-xl);
  min-width: 280px;
  max-width: 560px;
  width: 100%;
  box-shadow: var(--md-elevation-3);
  transform: scale(0.9) translateY(20px);
  opacity: 0;
  transition: transform var(--md-motion-duration-medium) var(--md-motion-easing-emphasized-decelerate),
              opacity var(--md-motion-duration-medium) var(--md-motion-easing-standard);
}

.dialog-scrim.active .dialog {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.dialog-icon {
  display: flex;
  justify-content: center;
  padding: 24px 24px 0;
}

.dialog-icon svg {
  width: 48px;
  height: 48px;
  color: var(--md-error);
}

.dialog-header {
  padding: 16px 24px 0;
  text-align: center;
}

.dialog-title {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--md-on-surface);
  margin: 0;
}

.dialog-content {
  padding: 16px 24px;
  color: var(--md-on-surface-variant);
  font-size: 0.9375rem;
  line-height: 1.5;
  text-align: center;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 16px 24px 24px;
}

.dialog-actions .btn {
  min-width: 80px;
}

/* Danger dialog variant */
.dialog--danger .dialog-icon svg {
  color: var(--md-error);
}

.dialog--danger .btn-filled {
  background: var(--md-error);
  color: var(--md-on-error);
}

.dialog--danger .btn-filled:hover {
  background: color-mix(in srgb, var(--md-error) 90%, black);
}

@media (max-width: 600px) {
  .modal-prev,
  .modal-next {
    width: 40px;
    height: 60px;
    font-size: 28px;
  }
  
  .modal-close {
    top: 10px;
    right: 10px;
    width: 36px;
    height: 36px;
    font-size: 24px;
  }
}

/* ========================================
   Utilities
   ======================================== */
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.flex { display: flex; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.hidden { display: none; }

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
  .container { padding: 0 12px; }
  
  .hero { padding: 32px 0; }
  .hero-title { font-size: 1.75rem; }
  .hero-subtitle { font-size: 1rem; }
  
  .projects-grid { grid-template-columns: 1fr; }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  
  .auth-card { padding: 24px; }
  
  .section-header { flex-direction: column; align-items: flex-start; gap: 8px; }
  
  .footer-content { flex-direction: column; text-align: center; }
  .footer-info { flex-direction: column; }
  .footer-nav { flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 480px) {
  .categories-grid { grid-template-columns: 1fr; }
  
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
}

/* ========================================
   Image Upload Component
   ======================================== */
.image-upload {
  width: 100%;
}

.image-upload-dropzone {
  border: 1px dashed var(--md-outline-variant);
  border-radius: var(--md-shape-lg);
  padding: 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  background: var(--md-surface-container-low);
}

.image-upload-dropzone:hover,
.image-upload-dropzone.dragover {
  border-color: var(--md-primary);
  background: var(--md-primary-container);
}

.image-upload-dropzone.dragover {
  transform: scale(1.01);
}

.image-upload-icon {
  font-size: 2rem;
  margin-bottom: 8px;
  opacity: 0.7;
}

.image-upload-text {
  color: var(--md-on-surface-variant);
  font-size: 0.9rem;
}

.image-upload-hint {
  color: var(--md-on-surface-variant);
  font-size: 0.8rem;
  margin-top: 4px;
  opacity: 0.7;
}

.image-upload-previews {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.image-upload-preview {
  position: relative;
  width: 80px;
  height: 80px;
  border-radius: var(--md-shape-md);
  overflow: hidden;
  background: var(--md-surface-container);
}

.image-upload-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-upload-preview-remove {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  line-height: 0;
  padding: 0 0 2px 0;
  transition: background 0.2s;
}

.image-upload-preview-remove:hover {
  background: var(--md-error);
}

.image-upload-preview.is-cover::after {
  content: 'Обложка';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.6);
  color: white;
  font-size: 0.65rem;
  padding: 2px 0;
  text-align: center;
}