/* ===================================================
   Patrick's Recipe Book — Design System
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Inter:wght@300;400;500;600&display=swap');

/* ---- Custom Properties ---- */
:root {
  /* Colors */
  --color-bg:           #FFFCF7;
  --color-surface:      #FFFFFF;
  --color-surface-warm: #FFF8F0;
  --color-border:       #E8DDD0;
  --color-border-dark:  #D4C5B5;

  --color-text:         #1C0F0A;
  --color-text-muted:   #7A6259;
  --color-text-light:   #A89488;

  --color-accent:       #C4622D;
  --color-accent-dark:  #A14D22;
  --color-accent-light: #FAF0E8;
  --color-accent-glow:  rgba(196, 98, 45, 0.15);

  --color-green:        #5C7A5A;
  --color-green-light:  #EDF2EC;

  /* Category Colors */
  --cat-breakfast-bg:   #FDF5E8;
  --cat-breakfast-text: #B07C14;
  --cat-mains-bg:       #FAF0E8;
  --cat-mains-text:     #C4622D;
  --cat-sides-bg:       #EDF2EC;
  --cat-sides-text:     #4A6848;
  --cat-desserts-bg:    #F5EEF7;
  --cat-desserts-text:  #7E5490;
  --cat-sauces-bg:      #FFFBE8;
  --cat-sauces-text:    #8B6914;

  /* Typography */
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;

  /* Spacing */
  --space-xs:  4px;
  --space-sm:  8px;
  --space-md:  16px;
  --space-lg:  24px;
  --space-xl:  40px;
  --space-2xl: 64px;

  /* Border Radius */
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(28, 15, 10, 0.07), 0 1px 2px rgba(28, 15, 10, 0.04);
  --shadow-md:  0 4px 12px rgba(28, 15, 10, 0.08), 0 2px 6px rgba(28, 15, 10, 0.05);
  --shadow-lg:  0 8px 28px rgba(28, 15, 10, 0.10), 0 4px 10px rgba(28, 15, 10, 0.06);
  --shadow-card-hover: 0 12px 36px rgba(196, 98, 45, 0.12), 0 4px 12px rgba(28, 15, 10, 0.08);

  /* Transitions */
  --transition: 200ms ease;
  --transition-slow: 350ms ease;

  /* Layout */
  --header-height: 72px;
  --content-max:   1200px;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
}

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

a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

ul, ol { padding-left: var(--space-lg); }

/* ---- Typography ---- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.25;
  color: var(--color-text);
}

h1 { font-size: clamp(28px, 5vw, 42px); font-weight: 700; }
h2 { font-size: clamp(22px, 4vw, 32px); font-weight: 600; }
h3 { font-size: clamp(18px, 3vw, 24px); font-weight: 600; }
h4 { font-size: 16px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--color-text-muted); }

p { color: var(--color-text); }

/* ---- Layout Utilities ---- */
.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

@media (max-width: 640px) {
  .container { padding: 0 var(--space-md); }
}

/* ---- Site Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 252, 247, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  width: 100%;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo-icon {
  font-size: 28px;
  line-height: 1;
}

.site-logo-text {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  white-space: nowrap;
}

.site-logo-text span {
  color: var(--color-accent);
}

/* ---- Search Bar ---- */
.search-wrap {
  flex: 1;
  max-width: 480px;
  position: relative;
}

.search-input {
  width: 100%;
  padding: 10px var(--space-lg) 10px 40px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-input::placeholder { color: var(--color-text-light); }

.search-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-light);
  pointer-events: none;
  width: 16px;
  height: 16px;
}

.search-clear {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--color-border);
  border: none;
  border-radius: var(--radius-full);
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 12px;
  color: var(--color-text-muted);
  transition: background var(--transition);
  opacity: 0;
  pointer-events: none;
}

.search-clear.visible {
  opacity: 1;
  pointer-events: all;
}

.search-clear:hover { background: var(--color-border-dark); }

/* ---- Category Filter Bar ---- */
.filter-bar {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  position: sticky;
  top: var(--header-height);
  z-index: 90;
}

.filter-bar .container {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.filter-bar .container::-webkit-scrollbar { display: none; }

.filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
  flex-shrink: 0;
}

.filter-pill:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-light);
}

.filter-pill.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: white;
  box-shadow: var(--shadow-sm);
}

.filter-pill .pill-emoji { font-size: 14px; }

/* ---- Quick Tag Filters ---- */
.quick-tags {
  padding: var(--space-md) 0 0;
}

.quick-tags .container {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.quick-tag-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-light);
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.tag-chip {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: transparent;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition);
}

.tag-chip:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-light);
}

.tag-chip.active {
  background: var(--color-accent-light);
  border-color: var(--color-accent);
  color: var(--color-accent);
  font-weight: 500;
}

/* ---- Main Content Area ---- */
.main-content {
  padding: var(--space-xl) 0 var(--space-2xl);
}

/* ---- Results Info ---- */
.results-info {
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.results-count {
  font-size: 14px;
  color: var(--color-text-muted);
}

.results-count strong {
  color: var(--color-text);
  font-weight: 600;
}

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

@media (max-width: 640px) {
  .recipe-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-md);
  }
}

/* ---- Recipe Card ---- */
.recipe-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.recipe-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-accent-light);
  text-decoration: none;
}

.recipe-card:active { transform: translateY(-1px); }

/* Card Visual (emoji or image) */
.card-visual {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, #FFF3E0 0%, #FFE8CC 50%, #FFDDB8 100%);
  flex-shrink: 0;
}

.card-visual.cat-breakfast  { background: linear-gradient(135deg, #FEF9EC, #FDF0CC); }
.card-visual.cat-mains      { background: linear-gradient(135deg, #FFF0E8, #FFE0CC); }
.card-visual.cat-sides      { background: linear-gradient(135deg, #EFF5EE, #E0EBE0); }
.card-visual.cat-desserts   { background: linear-gradient(135deg, #F7F0FA, #EEE0F5); }
.card-visual.cat-sauces     { background: linear-gradient(135deg, #FEFCE8, #FEF5CC); }

.card-emoji {
  font-size: 64px;
  line-height: 1;
  filter: drop-shadow(0 4px 8px rgba(28, 15, 10, 0.10));
  transition: transform var(--transition-slow);
}

.recipe-card:hover .card-emoji {
  transform: scale(1.08) rotate(-3deg);
}

.card-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.recipe-card:hover .card-visual img {
  transform: scale(1.05);
}

/* Card Body */
.card-body {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.card-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 2px;
}

/* ---- Category Badge ---- */
.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge-breakfast { background: var(--cat-breakfast-bg); color: var(--cat-breakfast-text); }
.badge-mains     { background: var(--cat-mains-bg);     color: var(--cat-mains-text); }
.badge-sides     { background: var(--cat-sides-bg);     color: var(--cat-sides-text); }
.badge-desserts  { background: var(--cat-desserts-bg);  color: var(--cat-desserts-text); }
.badge-sauces    { background: var(--cat-sauces-bg);    color: var(--cat-sauces-text); }

/* Inline tags on cards */
.inline-tag {
  display: inline-block;
  padding: 1px 8px;
  border-radius: var(--radius-full);
  background: var(--color-surface-warm);
  border: 1px solid var(--color-border);
  font-size: 11px;
  color: var(--color-text-muted);
}

/* ---- Empty State ---- */
.empty-state {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  color: var(--color-text-muted);
  grid-column: 1 / -1;
}

.empty-state-emoji {
  font-size: 48px;
  margin-bottom: var(--space-md);
}

.empty-state h3 {
  font-family: var(--font-display);
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.empty-state p { font-size: 15px; }

/* ======================================================
   RECIPE DETAIL PAGE
   ====================================================== */

/* ---- Back Navigation ---- */
.back-nav {
  padding: var(--space-lg) 0 0;
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-muted);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: color var(--transition);
  padding: 6px 0;
}

.back-btn:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.back-btn svg {
  transition: transform var(--transition);
}

.back-btn:hover svg {
  transform: translateX(-3px);
}

/* ---- Recipe Hero ---- */
.recipe-hero {
  padding: var(--space-xl) 0 var(--space-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-md);
}

.hero-visual {
  width: 160px;
  height: 160px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  flex-shrink: 0;
}

.hero-visual.cat-breakfast { background: linear-gradient(135deg, #FEF9EC, #FDF0CC); }
.hero-visual.cat-mains     { background: linear-gradient(135deg, #FFF0E8, #FFE0CC); }
.hero-visual.cat-sides     { background: linear-gradient(135deg, #EFF5EE, #E0EBE0); }
.hero-visual.cat-desserts  { background: linear-gradient(135deg, #F7F0FA, #EEE0F5); }
.hero-visual.cat-sauces    { background: linear-gradient(135deg, #FEFCE8, #FEF5CC); }

.hero-emoji {
  font-size: 80px;
  line-height: 1;
  filter: drop-shadow(0 4px 10px rgba(28, 15, 10, 0.12));
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.recipe-title {
  font-family: var(--font-display);
  font-size: clamp(26px, 5vw, 40px);
  font-weight: 700;
  line-height: 1.2;
  max-width: 700px;
}

.recipe-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.serves-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.recipe-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  max-width: 600px;
}

/* ---- Print/Action Buttons ---- */
.recipe-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  border: 1.5px solid transparent;
}

.btn-outline {
  background: transparent;
  border-color: var(--color-border-dark);
  color: var(--color-text-muted);
}

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-light);
}

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

.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}

/* ---- Recipe Body (two-column) ---- */
.recipe-body {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--space-xl);
  padding: var(--space-xl) 0;
  align-items: start;
}

@media (max-width: 768px) {
  .recipe-body {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* ---- Ingredients Panel ---- */
.ingredients-panel {
  background: var(--color-surface-warm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  position: sticky;
  top: calc(var(--header-height) + 16px);
}

@media (max-width: 768px) {
  .ingredients-panel { position: static; }
}

.panel-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-accent-light);
  color: var(--color-text);
}

.ingredient-section-heading {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin: var(--space-md) 0 var(--space-sm);
}

.ingredient-section-heading:first-child { margin-top: 0; }

.ingredient-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ingredient-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition);
  font-size: 14px;
  line-height: 1.5;
}

.ingredient-item:hover {
  background: rgba(196, 98, 45, 0.06);
}

.ingredient-item.checked {
  text-decoration: line-through;
  color: var(--color-text-light);
  background: rgba(196, 98, 45, 0.04);
}

.ingredient-checkbox {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--color-border-dark);
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

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

.ingredient-item.checked .ingredient-checkbox::after {
  content: '';
  width: 5px;
  height: 9px;
  border: 2px solid white;
  border-top: none;
  border-left: none;
  transform: rotate(45deg) translateY(-1px);
}

.ingredient-text {
  flex: 1;
  color: var(--color-text);
  transition: color var(--transition);
}

.ingredient-item.checked .ingredient-text {
  color: var(--color-text-light);
}

/* ---- Instructions Panel ---- */
.instructions-panel { }

.instructions-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.instruction-step {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.step-number {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: white;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.step-text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text);
  padding-top: 4px;
}

/* ---- Recipe Notes ---- */
.recipe-notes {
  margin-top: var(--space-xl);
  background: var(--color-surface-warm);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-md) var(--space-lg);
}

.notes-title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
}

.notes-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.notes-list li {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ---- Related Recipes ---- */
.related-section {
  border-top: 1px solid var(--color-border);
  padding: var(--space-xl) 0;
  margin-top: var(--space-lg);
}

.related-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-md);
}

/* ---- Site Footer ---- */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface-warm);
  padding: var(--space-xl) 0;
  text-align: center;
  color: var(--color-text-light);
  font-size: 13px;
}

.site-footer strong {
  font-family: var(--font-display);
  color: var(--color-text-muted);
}

/* ---- Loading State ---- */
.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--space-2xl);
  color: var(--color-text-muted);
  font-size: 15px;
  gap: var(--space-sm);
  grid-column: 1 / -1;
}

.loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* ---- Error State ---- */
.error-state {
  text-align: center;
  padding: var(--space-2xl);
  color: var(--color-text-muted);
  grid-column: 1 / -1;
}

/* ======================================================
   PRINT STYLES
   ====================================================== */
@media print {
  .site-header,
  .filter-bar,
  .quick-tags,
  .back-nav,
  .recipe-actions,
  .related-section,
  .site-footer,
  .no-print {
    display: none !important;
  }

  body {
    background: white;
    color: black;
    font-size: 12pt;
  }

  .recipe-hero {
    padding-top: 0;
  }

  .recipe-body {
    grid-template-columns: 200pt 1fr;
    gap: 24pt;
  }

  .ingredients-panel {
    position: static;
    background: #f8f8f8;
    border: 1pt solid #ccc;
  }

  .recipe-card:hover {
    transform: none;
    box-shadow: none;
  }

  a { color: black; }
}