:root {
  --primary-color: #ff6b35;
  --primary-light: #ff8c5a;
  --primary-dark: #e55a2b;
  --secondary-color: #2ec4b6;
  --accent-color: #ffbe0b;
  --success-color: #06d6a0;
  --warning-color: #ffd166;
  --danger-color: #ef476f;
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #e9ecef;
  --bg-card: #ffffff;
  --bg-modal: rgba(0, 0, 0, 0.5);
  --text-primary: #212529;
  --text-secondary: #495057;
  --text-tertiary: #6c757d;
  --text-muted: #adb5bd;
  --border-color: #dee2e6;
  --border-light: #e9ecef;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.2);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  --container-max: 1200px;
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --z-header: 100;
  --z-modal: 1000;
  --z-backdrop: 999;
}

[data-theme='dark'] {
  --primary-color: #ff8c5a;
  --primary-light: #ffa97a;
  --primary-dark: #e57340;
  --secondary-color: #4ecdc4;
  --accent-color: #ffd93d;
  --success-color: #6bcb77;
  --warning-color: #ffd93d;
  --danger-color: #ff6b6b;
  --bg-primary: #1a1a2e;
  --bg-secondary: #16213e;
  --bg-tertiary: #0f3460;
  --bg-card: #1e2a4a;
  --bg-modal: rgba(0, 0, 0, 0.75);
  --text-primary: #f1f3f5;
  --text-secondary: #ced4da;
  --text-tertiary: #adb5bd;
  --text-muted: #868e96;
  --border-color: #2d3a5c;
  --border-light: #1e2a4a;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.6);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  min-height: 100vh;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

input {
  font-family: inherit;
  font-size: inherit;
  outline: none;
  border: none;
}

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

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  padding: 0 var(--spacing-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-color);
}

.logo__icon {
  font-size: 2rem;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  background-color: var(--primary-color);
  color: white;
  transform: rotate(15deg);
}

.theme-toggle svg {
  width: 22px;
  height: 22px;
}

.favorites-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 8px 16px;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  color: var(--text-primary);
}

.favorites-btn:hover {
  background-color: var(--danger-color);
  color: white;
}

.favorites-btn.active {
  background-color: var(--danger-color);
  color: white;
}

.favorites-btn__count {
  background-color: rgba(255, 255, 255, 0.2);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
}

.search-section {
  background-color: var(--bg-primary);
  padding: var(--spacing-xl) 0;
  transition: background-color var(--transition-normal);
}

.search-box {
  position: relative;
  max-width: 640px;
  margin: 0 auto var(--spacing-lg);
}

.search-box__input {
  width: 100%;
  height: 56px;
  padding: 0 60px 0 24px;
  border-radius: var(--radius-full);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 1rem;
  border: 2px solid transparent;
  transition: all var(--transition-normal);
}

.search-box__input:focus {
  border-color: var(--primary-color);
  background-color: var(--bg-primary);
  box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.1);
}

.search-box__input::placeholder {
  color: var(--text-muted);
}

.search-box__icon {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.search-box__icon svg {
  width: 24px;
  height: 24px;
}

.filters {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.cuisine-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.cuisine-tab {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  transition: all var(--transition-fast);
  border: 1px solid var(--border-color);
}

.cuisine-tab:hover {
  background-color: var(--primary-light);
  color: white;
  border-color: var(--primary-light);
}

.cuisine-tab.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.difficulty-filter {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.difficulty-filter__label {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.difficulty-options {
  display: flex;
  gap: var(--spacing-sm);
}

.difficulty-btn {
  padding: 6px 16px;
  border-radius: var(--radius-md);
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  border: 1px solid var(--border-color);
}

.difficulty-btn:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.difficulty-btn.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.difficulty-btn.easy {
  --diff-color: var(--success-color);
}

.difficulty-btn.easy.active {
  background-color: var(--diff-color);
  border-color: var(--diff-color);
}

.difficulty-btn.medium {
  --diff-color: var(--warning-color);
}

.difficulty-btn.medium.active {
  background-color: var(--diff-color);
  border-color: var(--diff-color);
  color: var(--text-primary);
}

.difficulty-btn.hard {
  --diff-color: var(--danger-color);
}

.difficulty-btn.hard.active {
  background-color: var(--diff-color);
  border-color: var(--diff-color);
}

.results-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) var(--spacing-md) var(--spacing-md);
  max-width: var(--container-max);
  margin: 0 auto;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.results-info__count {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.results-info__count strong {
  color: var(--primary-color);
  font-weight: 700;
}

.sort-select {
  padding: 8px 16px;
  border-radius: var(--radius-md);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.sort-select:focus {
  outline: none;
  border-color: var(--primary-color);
}

.grid-wrapper {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-md) var(--spacing-2xl);
}

.recipe-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.recipe-card {
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  cursor: pointer;
  position: relative;
  border: 1px solid var(--border-light);
}

.recipe-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.recipe-card__cover {
  position: relative;
  width: 100%;
  padding-top: 66.67%;
  overflow: hidden;
}

.recipe-card__cover img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.recipe-card:hover .recipe-card__cover img {
  transform: scale(1.08);
}

.recipe-card__cuisine {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 12px;
  background-color: rgba(0, 0, 0, 0.65);
  color: white;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  backdrop-filter: blur(4px);
}

.recipe-card__favorite {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  transition: all var(--transition-fast);
  backdrop-filter: blur(4px);
}

.recipe-card__favorite:hover {
  transform: scale(1.15);
}

.recipe-card__favorite.active {
  color: var(--danger-color);
  background-color: white;
}

.recipe-card__favorite.active svg {
  fill: var(--danger-color);
}

.recipe-card__favorite svg {
  width: 20px;
  height: 20px;
}

.recipe-card__body {
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-lg);
}

.recipe-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.recipe-card__meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}

.recipe-card__author {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.recipe-card__author img {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
}

.recipe-card__rating {
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-color);
}

.recipe-card__rating svg {
  width: 16px;
  height: 16px;
  fill: var(--accent-color);
}

.recipe-card__tags {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.recipe-card__tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 500;
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
}

.recipe-card__tag.difficulty--easy {
  background-color: rgba(6, 214, 160, 0.12);
  color: var(--success-color);
}

.recipe-card__tag.difficulty--medium {
  background-color: rgba(255, 209, 102, 0.2);
  color: #f0a500;
}

.recipe-card__tag.difficulty--hard {
  background-color: rgba(239, 71, 111, 0.12);
  color: var(--danger-color);
}

.recipe-card__tag svg {
  width: 14px;
  height: 14px;
}

.status-container {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2xl);
  min-height: 300px;
  text-align: center;
}

.status-container__icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.5;
}

.status-container__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.status-container__desc {
  font-size: 0.95rem;
  color: var(--text-tertiary);
  max-width: 360px;
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--border-color);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  z-index: 90;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--primary-dark);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.back-to-top svg {
  width: 24px;
  height: 24px;
}

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-modal);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.modal.open {
  display: flex;
}

.modal__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--bg-modal);
  backdrop-filter: blur(4px);
  animation: fadeIn var(--transition-normal);
}

.modal__container {
  position: relative;
  background-color: var(--bg-primary);
  border-radius: var(--radius-xl);
  max-width: 900px;
  width: 100%;
  max-height: calc(100vh - 64px);
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: modalIn var(--transition-normal);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal__close {
  position: sticky;
  top: 16px;
  left: calc(100% - 56px);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all var(--transition-fast);
  margin-bottom: -60px;
}

.modal__close:hover {
  background-color: var(--danger-color);
  color: white;
  transform: rotate(90deg);
}

.modal__close svg {
  width: 22px;
  height: 22px;
}

.detail-cover {
  width: 100%;
  padding-top: 50%;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.detail-cover img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.detail-body {
  padding: var(--spacing-xl);
}

.detail-header {
  margin-bottom: var(--spacing-lg);
}

.detail-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  line-height: 1.3;
}

.detail-cuisine-tags {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-md);
}

.detail-cuisine-tag {
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: white;
  font-size: 0.85rem;
  font-weight: 600;
}

.detail-author-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
}

.detail-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.detail-author img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary-light);
}

.detail-author__name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.detail-rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.detail-rating__score {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--accent-color);
}

.detail-rating__stars {
  display: flex;
  gap: 2px;
}

.detail-rating__stars svg {
  width: 20px;
  height: 20px;
  fill: var(--accent-color);
}

.detail-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--spacing-md);
  background-color: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-xl);
}

.detail-info-item {
  text-align: center;
  padding: var(--spacing-sm);
}

.detail-info-item__icon {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-xs);
}

.detail-info-item__value {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: 2px;
}

.detail-info-item__label {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.detail-section {
  margin-bottom: var(--spacing-xl);
}

.detail-section__title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--border-light);
}

.detail-section__title-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: white;
  font-size: 1.1rem;
}

.ingredients-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.ingredients-table thead {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: white;
}

.ingredients-table th {
  padding: 14px 18px;
  text-align: left;
  font-weight: 600;
  font-size: 0.9rem;
}

.ingredients-table tbody tr {
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-light);
  transition: background-color var(--transition-fast);
}

.ingredients-table tbody tr:hover {
  background-color: var(--bg-secondary);
}

.ingredients-table tbody tr:last-child {
  border-bottom: none;
}

.ingredients-table td {
  padding: 12px 18px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.ingredients-table td:first-child {
  font-weight: 600;
  color: var(--text-primary);
}

.steps-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.step-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  transition: transform var(--transition-fast);
}

.step-item:hover {
  transform: translateX(4px);
}

.step-number {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.step-content {
  min-width: 0;
}

.step-desc {
  font-size: 1rem;
  color: var(--text-primary);
  line-height: 1.7;
  margin-bottom: var(--spacing-sm);
}

.step-image {
  width: 100%;
  max-width: 480px;
  aspect-ratio: 3 / 2;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: var(--spacing-sm);
}

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

.effects-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.effect-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(46, 196, 182, 0.12), rgba(6, 214, 160, 0.12));
  color: var(--secondary-color);
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid rgba(46, 196, 182, 0.2);
}

.effect-tag svg {
  width: 16px;
  height: 16px;
}

.nutrition-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.nutrition-item {
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-sm);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  transition: transform var(--transition-fast);
}

.nutrition-item:hover {
  transform: translateY(-4px);
}

.nutrition-item__value {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.nutrition-item.calories .nutrition-item__value { color: var(--danger-color); }
.nutrition-item.protein .nutrition-item__value { color: var(--primary-color); }
.nutrition-item.fat .nutrition-item__value { color: var(--warning-color); }
.nutrition-item.carbs .nutrition-item__value { color: var(--secondary-color); }

.nutrition-item__label {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.nutrition-item__unit {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
}

.tips-box {
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, rgba(255, 190, 11, 0.08), rgba(255, 209, 102, 0.08));
  border-left: 4px solid var(--accent-color);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.tips-box__icon {
  font-size: 1.2rem;
  margin-right: var(--spacing-sm);
}

.tips-box__text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.related-section {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--border-color);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.related-card {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.related-card__cover {
  width: 100%;
  padding-top: 66.67%;
  position: relative;
  overflow: hidden;
}

.related-card__cover img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.related-card:hover .related-card__cover img {
  transform: scale(1.05);
}

.related-card__body {
  padding: var(--spacing-sm) var(--spacing-md) var(--spacing-md);
}

.related-card__title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-card__meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: 4px;
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.footer {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-xl) 0;
  transition: background-color var(--transition-normal);
}

.footer__content {
  text-align: center;
  color: var(--text-tertiary);
  font-size: 0.9rem;
}

.footer__content strong {
  color: var(--primary-color);
}

@media (max-width: 1200px) {
  .container {
    padding: 0 var(--spacing-lg);
  }
  .filters {
    padding: 0 var(--spacing-lg);
  }
  .results-info {
    padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-md);
  }
  .grid-wrapper {
    padding: 0 var(--spacing-lg) var(--spacing-xl);
  }
  .detail-body {
    padding: var(--spacing-lg);
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  .header__inner {
    height: 60px;
  }
  .logo {
    font-size: 1.25rem;
  }
  .logo__icon {
    font-size: 1.6rem;
  }
  .search-section {
    padding: var(--spacing-lg) 0;
  }
  .search-box {
    margin-bottom: var(--spacing-md);
  }
  .search-box__input {
    height: 50px;
  }
  .cuisine-tabs {
    display: flex;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: var(--spacing-sm);
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  .cuisine-tabs::-webkit-scrollbar {
    display: none;
  }
  .cuisine-tab {
    flex-shrink: 0;
  }
  .recipe-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--spacing-md);
  }
  .detail-body {
    padding: var(--spacing-md);
  }
  .detail-title {
    font-size: 1.5rem;
  }
  .detail-info-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
  }
  .nutrition-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .step-item {
    gap: var(--spacing-md);
    padding: var(--spacing-md);
  }
  .step-number {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
  .ingredients-table th,
  .ingredients-table td {
    padding: 10px 12px;
  }
  .modal {
    padding: 0;
    align-items: stretch;
  }
  .modal__container {
    max-width: 100%;
    max-height: 100%;
    border-radius: 0;
  }
  .detail-cover {
    border-radius: 0;
  }
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
  }
  .related-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  .header__inner {
    height: 56px;
    padding: 0 var(--spacing-sm);
  }
  .favorites-btn {
    padding: 6px 12px;
    font-size: 0.85rem;
  }
  .theme-toggle {
    width: 40px;
    height: 40px;
  }
  .container {
    padding: 0 var(--spacing-sm);
  }
  .filters {
    padding: 0 var(--spacing-sm);
  }
  .results-info {
    padding: var(--spacing-md) var(--spacing-sm);
  }
  .grid-wrapper {
    padding: 0 var(--spacing-sm) var(--spacing-lg);
  }
  .recipe-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  .detail-body {
    padding: var(--spacing-md) var(--spacing-sm);
  }
  .detail-title {
    font-size: 1.35rem;
  }
  .detail-info-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .detail-section {
    margin-bottom: var(--spacing-lg);
  }
  .detail-section__title {
    font-size: 1.15rem;
  }
  .step-item {
    grid-template-columns: auto 1fr;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
  }
  .ingredients-table {
    display: block;
    overflow-x: auto;
  }
  .ingredients-table th,
  .ingredients-table td {
    padding: 8px 10px;
    font-size: 0.85rem;
  }
  .nutrition-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }
  .nutrition-item {
    padding: var(--spacing-md) var(--spacing-xs);
  }
  .effects-list {
    gap: var(--spacing-xs);
  }
  .effect-tag {
    padding: 8px 12px;
    font-size: 0.8rem;
  }
  .back-to-top {
    bottom: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
  }
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }
  .related-card__body {
    padding: var(--spacing-xs) var(--spacing-sm) var(--spacing-sm);
  }
}