@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400;0,500;0,600;1,400&family=Nunito:wght@400;600;700;800&display=swap');

:root {
  /* Warm Organic Kitchen & Home Palette */
  --bg-main: #191412;
  --bg-card: #241d1a;
  --bg-card-hover: #2e2622;
  --bg-nav: rgba(25, 20, 18, 0.88);

  --text-main: #fdfbf7;
  --text-muted: #b0a49c;
  --text-warm: #fef3c7;
  
  --terracotta-main: #e07a5f;
  --terracotta-dark: #c26d53;
  --honey-warm: #f59e0b;
  --sage-warm: #81b29a;
  --sage-bg: rgba(129, 178, 154, 0.15);
  --mauve-warm: #d4a373;

  --border-subtle: rgba(224, 122, 95, 0.15);
  --border-hover: rgba(224, 122, 95, 0.4);

  --font-serif: 'Lora', Georgia, serif;
  --font-sans: 'Nunito', 'Inter', -apple-system, sans-serif;

  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-pill: 40px;

  --shadow-cozy: 0 10px 30px rgba(0, 0, 0, 0.35);
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

/* Navbar */
.navbar {
  background: var(--bg-nav);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1.1rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--terracotta-main);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transition: transform 0.2s ease;
}

.logo:hover {
  transform: scale(1.02);
}

.nav-links {
  display: flex;
  gap: 1.8rem;
  align-items: center;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--terracotta-main);
}

/* Buttons */
.btn {
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.btn.primary {
  background: linear-gradient(135deg, var(--terracotta-main), var(--terracotta-dark));
  color: #fdfbf7;
  box-shadow: 0 4px 16px rgba(224, 122, 95, 0.3);
}

.btn.primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 24px rgba(224, 122, 95, 0.45);
}

.btn.secondary {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn.secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--terracotta-main);
  transform: translateY(-1px);
}

.btn.full-width {
  width: 100%;
}

/* Hero Section */
.hero {
  padding: 3.5rem 1.5rem 2rem;
  text-align: center;
  max-width: 850px;
  margin: 0 auto;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  font-weight: 500;
  margin-bottom: 1rem;
  line-height: 1.3;
  color: #fdfbf7;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
  font-family: var(--font-sans);
}

/* Effort Category Filters */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 2.5rem;
}

.filter-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 0.55rem 1.2rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.filter-btn:hover {
  color: var(--text-main);
  border-color: var(--terracotta-main);
  background: var(--bg-card-hover);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--terracotta-main), var(--terracotta-dark));
  color: #fdfbf7;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(224, 122, 95, 0.35);
}

/* Badges */
.badge {
  padding: 0.3rem 0.7rem;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.badge.zero_energy { background: rgba(224, 122, 95, 0.2); color: var(--terracotta-main); border: 1px solid rgba(224, 122, 95, 0.3); }
.badge.slow_cooker { background: rgba(245, 158, 11, 0.2); color: var(--honey-warm); border: 1px solid rgba(245, 158, 11, 0.3); }
.badge.low_effort { background: var(--sage-bg); color: var(--sage-warm); border: 1px solid rgba(129, 178, 154, 0.3); }
.badge.medium { background: rgba(212, 163, 115, 0.2); color: var(--mauve-warm); border: 1px solid rgba(212, 163, 115, 0.3); }
.badge.receipt { background: rgba(56, 189, 248, 0.15); color: #38bdf8; border: 1px solid rgba(56, 189, 248, 0.3); }

/* Multi-Column Responsive Cards Grid */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem 4rem;
  flex: 1;
}

.recipe-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
  width: 100%;
}

/* Cozy Kitchen Recipe Cards */
.recipe-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 380px;
  box-shadow: var(--shadow-cozy);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.recipe-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-hover);
  box-shadow: 0 16px 35px rgba(0, 0, 0, 0.45);
}

.recipe-image-holder {
  height: 160px;
  background: radial-gradient(circle at center, #2c2522 0%, #1b1613 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
}

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

/* Paper Store Receipt Card Accent */
.recipe-card.receipt-style {
  border-top: 4px solid #38bdf8;
  background: linear-gradient(180deg, #1f2738 0%, #171d2a 100%);
}

.recipe-content {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.recipe-card h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 500;
  margin: 0.5rem 0 0.4rem;
  color: var(--text-main);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.recipe-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.55;
}

.recipe-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.75rem;
  margin-top: auto;
}

/* Auth Cards */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: radial-gradient(circle at center, #2a221e 0%, #191412 80%);
}

.auth-card {
  background: rgba(36, 29, 26, 0.95);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(20px);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-cozy);
}

.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-header h2 {
  font-family: var(--font-serif);
  font-size: 1.9rem;
  margin-top: 0.5rem;
}

.auth-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text-muted);
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: #14100e;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 0.95rem;
  outline: none;
  font-family: var(--font-sans);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--terracotta-main);
  box-shadow: 0 0 0 3px rgba(224, 122, 95, 0.2);
}

.divider {
  text-align: center;
  margin: 1.5rem 0;
  position: relative;
}

.divider::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 100%;
  height: 1px;
  background: var(--border-subtle);
}

.divider span {
  background: var(--bg-card);
  padding: 0 0.8rem;
  position: relative;
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* Alert Boxes */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.alert.error { background: rgba(224, 122, 95, 0.15); border: 1px solid rgba(224, 122, 95, 0.3); color: var(--terracotta-main); }
.alert.success { background: var(--sage-bg); border: 1px solid rgba(129, 178, 154, 0.3); color: var(--sage-warm); }
.alert.info { background: rgba(245, 158, 11, 0.15); border: 1px solid rgba(245, 158, 11, 0.3); color: var(--honey-warm); }

.auth-footer {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.auth-footer a {
  color: var(--terracotta-main);
  text-decoration: none;
  font-weight: 600;
}

/* Footer */
footer {
  background: #14100e;
  border-top: 1px solid var(--border-subtle);
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: auto;
}

/* Modal Overlay Component */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(25, 20, 18, 0.85);
  backdrop-filter: blur(12px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1 !important;
  pointer-events: all !important;
}

.modal-card {
  background: #241d1a;
  border: 1px solid rgba(224, 122, 95, 0.25);
  border-radius: 20px;
  padding: 2.2rem;
  max-width: 480px;
  width: 90%;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6);
  transform: scale(0.92);
  transition: transform 0.3s ease;
}

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