/* Custom Design System for Recetario */

:root {
  --bg-color: #fdfbf7;
  --card-bg: #ffffff;
  --primary: #e65f2b; /* Warm terracotta orange */
  --primary-hover: #c44716;
  --primary-light: #fef0ea;
  --text: #2e383f; /* Deep charcoal slate */
  --text-muted: #6b7780;
  --accent-green: #2ecc71; /* Culinary herb green */
  --accent-green-light: #eafaf1;
  --border-color: #ebdcd0; /* Light biscuit/warm border */
  --shadow: 0 4px 15px rgba(139, 90, 43, 0.05);
  --shadow-hover: 0 10px 25px rgba(139, 90, 43, 0.1);
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --max-width: 1100px;
}

/* Base Styles & Resets */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-color);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* Site Header */
.site-header {
  background-color: var(--card-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 18px 24px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0,0,0,0.02);
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text);
  display: flex;
  align-items: center;
}

.cooking-emoji {
  margin-right: 8px;
  font-size: 1.8rem;
}

.site-nav {
  display: flex;
  gap: 20px;
}

.nav-link {
  font-weight: 600;
  color: var(--text);
  padding: 6px 12px;
  border-radius: var(--border-radius-sm);
  transition: all 0.2s ease;
}

.nav-link:hover {
  background-color: var(--primary-light);
  color: var(--primary);
}

/* Main Container */
.main-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 24px;
  min-height: calc(100vh - 180px);
}

/* Homepage Hero */
.homepage-hero {
  text-align: center;
  margin-bottom: 40px;
  padding: 20px 0;
}

.homepage-hero h1 {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  color: var(--text);
  margin-bottom: 12px;
  font-weight: 800;
}

.homepage-hero p {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Interactive Controls: Search & Tags */
.controls-section {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 24px;
  margin-bottom: 40px;
  box-shadow: var(--shadow);
}

.search-wrapper {
  position: relative;
  margin-bottom: 20px;
}

.search-input {
  width: 100%;
  padding: 14px 20px 14px 46px;
  font-family: var(--font-sans);
  font-size: 1rem;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  background-color: var(--bg-color);
  color: var(--text);
  outline: none;
  transition: all 0.2s ease;
}

.search-input:focus {
  border-color: var(--primary);
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(230, 95, 43, 0.15);
}

.search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1.1rem;
  pointer-events: none;
}

.filter-wrapper {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.filter-label {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tags-filter-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-tag-btn {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.2s ease;
}

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

.filter-tag-btn.active {
  background-color: var(--primary);
  border-color: var(--primary);
  color: #fff;
  box-shadow: 0 4px 10px rgba(230, 95, 43, 0.2);
}

/* Recipes Grid */
.recipes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
  transition: opacity 0.2s ease;
}

/* Recipe Card */
.recipe-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow);
  transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  position: relative;
  overflow: hidden;
  height: 100%;
}

.recipe-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary);
}

.recipe-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background-color: var(--primary);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.recipe-card:hover::before {
  opacity: 1;
}

.recipe-card-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.3;
}

.recipe-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.85rem;
}

.card-meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--text-muted);
  font-weight: 500;
}

.recipe-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
}

.tag-badge {
  font-size: 0.75rem;
  font-weight: 700;
  background-color: var(--primary-light);
  color: var(--primary);
  padding: 4px 10px;
  border-radius: 12px;
  text-transform: capitalize;
}

/* Empty/No Results State */
.no-results-card {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background-color: var(--card-bg);
  border: 1px dashed var(--border-color);
  border-radius: var(--border-radius-md);
  color: var(--text-muted);
}

.no-results-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

/* Recipe Details Page */
.recipe-detail {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  box-shadow: var(--shadow);
}

.recipe-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 20px;
}

.back-link {
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.back-link:hover {
  color: var(--primary);
}

.back-arrow {
  transition: transform 0.2s ease;
}

.back-link:hover .back-arrow {
  transform: translateX(-4px);
}

.btn-print {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 700;
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  color: var(--text);
  padding: 8px 16px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.btn-print:hover {
  background-color: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.recipe-header {
  margin-bottom: 36px;
}

.recipe-title {
  font-family: var(--font-serif);
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 16px;
  line-height: 1.2;
}

.recipe-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.meta-badge {
  display: flex;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--border-radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
}

.prep-badge {
  background-color: #f3f4f6;
  color: #4b5563;
}

.cook-badge {
  background-color: #fef3c7;
  color: #d97706;
}

.recipe-tags {
  display: flex;
  gap: 8px;
}

/* Two Column Layout */
.recipe-columns {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 40px;
  align-items: start;
}

.recipe-column h2,
.recipe-column h1 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 20px;
  border-bottom: 2px solid var(--primary-light);
  padding-bottom: 8px;
}

/* Ingredients Section (Checklist Style) */
.ingredients-column {
  background-color: #faf9f6;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 24px;
}

.ingredients-column ul {
  list-style: none;
}

.ingredient-item {
  display: flex;
  align-items: flex-start;
  position: relative;
  cursor: pointer;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(139, 90, 43, 0.12);
  user-select: none;
}

.ingredient-item:last-child {
  border-bottom: none;
}

.ingredient-checkbox {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkbox-custom {
  height: 20px;
  width: 20px;
  background-color: #fff;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  margin-right: 12px;
  margin-top: 2px;
  flex-shrink: 0;
  transition: all 0.2s ease;
  position: relative;
}

.ingredient-checkbox:checked ~ .checkbox-custom {
  background-color: var(--accent-green);
  border-color: var(--accent-green);
}

.checkbox-custom::after {
  content: "";
  position: absolute;
  display: none;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.ingredient-checkbox:checked ~ .checkbox-custom::after {
  display: block;
}

.ingredient-text {
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.ingredient-checkbox:checked ~ .ingredient-text {
  text-decoration: line-through;
  color: var(--text-muted);
  opacity: 0.65;
}

/* Preparation Steps */
.preparation-column {
  font-size: 1.05rem;
}

.preparation-column p {
  margin-bottom: 18px;
}

.preparation-column ol {
  padding-left: 20px;
  margin-bottom: 20px;
}

.preparation-column ol li {
  margin-bottom: 12px;
  padding-left: 6px;
}

.preparation-column ul {
  padding-left: 20px;
  margin-bottom: 20px;
}

.preparation-column ul li {
  margin-bottom: 8px;
}

/* TOC (If present, we style it cleanly) */
#markdown-toc {
  background-color: var(--primary-light);
  border-left: 4px solid var(--primary);
  padding: 16px 20px 16px 40px;
  margin-bottom: 30px;
  border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
  font-size: 0.95rem;
}

#markdown-toc li {
  margin-bottom: 6px;
}

/* Site Footer */
.site-footer {
  background-color: var(--card-bg);
  border-top: 1px solid var(--border-color);
  padding: 30px 24px;
  margin-top: 60px;
  text-align: center;
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-subtitle {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 4px;
}

/* Responsive Breakpoints */
@media (max-width: 900px) {
  .recipe-columns {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media (max-width: 600px) {
  .homepage-hero h1 {
    font-size: 2.2rem;
  }
  
  .recipe-title {
    font-size: 2rem;
  }
  
  .recipe-detail {
    padding: 24px;
  }
  
  .main-container {
    padding: 20px 16px;
  }

  .controls-section {
    padding: 16px;
  }
}

/* Print Styles */
@media print {
  body {
    background-color: #fff;
    color: #000;
  }

  .site-header,
  .site-footer,
  .recipe-navigation,
  .btn-print,
  #markdown-toc {
    display: none !important;
  }

  .main-container {
    padding: 0;
    min-height: auto;
  }

  .recipe-detail {
    border: none;
    box-shadow: none;
    padding: 0;
  }

  .recipe-columns {
    display: block;
  }

  .ingredients-column {
    background-color: #fff;
    border: none;
    padding: 0;
    margin-bottom: 30px;
    page-break-inside: avoid;
  }

  .ingredients-column h2 {
    border-bottom: 2px solid #000;
  }

  .ingredient-item {
    border-bottom: 1px solid #eee;
  }

  .checkbox-custom {
    border-color: #000;
  }

  .preparation-column h2 {
    border-bottom: 2px solid #000;
  }
}