/* ============================================
   Blossom Haven - Design System & Base Styles
   Domain: blossomat.com
   ============================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
  /* Primary Colors */
  --color-primary: #7fb069;
  --color-primary-light: #a8d5a2;
  --color-primary-dark: #5a8a47;
  
  /* Accent Colors */
  --color-accent-pink: #f4b8c1;
  --color-accent-pink-light: #fce4ec;
  --color-accent-coral: #f0a8a0;
  --color-accent-lavender: #c5b3d8;
  --color-accent-peach: #f5d6c0;
  
  /* Neutral Colors */
  --color-white: #ffffff;
  --color-cream: #fdfbf7;
  --color-beige: #f5f0e8;
  --color-warm-gray: #e8e2d8;
  --color-medium-gray: #b0a99a;
  --color-dark-gray: #6b6560;
  --color-text: #4a4540;
  --color-text-light: #7a756e;
  --color-heading: #3a3530;
  
  /* Backgrounds */
  --bg-body: #fdfbf7;
  --bg-card: #ffffff;
  --bg-section-alt: #f5f0e8;
  --bg-overlay: rgba(255, 255, 255, 0.85);
  
  /* Typography */
  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Lato', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --font-accent: 'Dancing Script', cursive;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --radius-full: 50%;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.1);
  --shadow-card: 0 2px 15px rgba(0,0,0,0.06);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Container */
  --container-max: 1200px;
  --container-narrow: 800px;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--bg-body);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-heading);
  line-height: 1.3;
  font-weight: 700;
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.6rem; }
h4 { font-size: 1.3rem; }
h5 { font-size: 1.1rem; }

p {
  margin-bottom: var(--space-md);
}

/* --- Utility Classes --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section {
  padding: var(--space-4xl) 0;
}

.section-alt {
  background-color: var(--bg-section-alt);
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-title h2 {
  margin-bottom: var(--space-sm);
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--color-primary);
  margin: var(--space-sm) auto 0;
  border-radius: 2px;
}

.section-title p {
  color: var(--color-text-light);
  font-size: 1.1rem;
  max-width: 600px;
  margin: var(--space-md) auto 0;
}

.text-center { text-align: center; }
.text-accent { font-family: var(--font-accent); }

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  text-align: center;
  letter-spacing: 0.02em;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-pink {
  background-color: var(--color-accent-pink);
  color: var(--color-heading);
}

.btn-pink:hover {
  background-color: var(--color-accent-coral);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.5rem 1.2rem;
  font-size: 0.85rem;
}

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--bg-overlay);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all var(--transition-normal);
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid var(--color-warm-gray);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem var(--space-xl);
  max-width: var(--container-max);
  margin: 0 auto;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.site-logo .logo-icon {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.site-logo .logo-icon svg {
  width: 100%;
  height: 100%;
}

.site-logo .logo-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-heading);
  font-weight: 700;
}

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

.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  gap: var(--space-xl);
  align-items: center;
}

.nav-list a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 0.25rem 0;
}

.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-normal);
}

.nav-list a:hover::after,
.nav-list a.active::after {
  width: 100%;
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  transition: all var(--transition-fast);
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-beige) 50%, var(--color-accent-pink-light) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
}

.hero-badge {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  padding: 0.35rem 1rem;
  border-radius: var(--radius-xl);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
  letter-spacing: 0.03em;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: var(--space-lg);
  line-height: 1.15;
}

.hero h1 .highlight {
  color: var(--color-primary);
  font-family: var(--font-accent);
  display: inline-block;
}

.hero p {
  font-size: 1.15rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-2xl);
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-decoration {
  position: absolute;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  width: 55%;
  height: 80%;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

.hero-petal {
  position: absolute;
  width: 20px;
  height: 20px;
  background: var(--color-accent-pink);
  border-radius: 50% 0 50% 50%;
  opacity: 0.4;
  animation: petalFall linear infinite;
  pointer-events: none;
  z-index: 1;
}

@keyframes petalFall {
  0% {
    transform: translateY(-10vh) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 0.4;
  }
  90% {
    opacity: 0.4;
  }
  100% {
    transform: translateY(110vh) rotate(720deg);
    opacity: 0;
  }
}

/* --- Cards --- */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-normal);
}

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

.card-image {
  width: 100%;
  height: 220px;
  overflow: hidden;
  position: relative;
}

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

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

.card-body {
  padding: var(--space-lg);
}

.card-category {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.card-title {
  font-size: 1.15rem;
  margin-bottom: var(--space-sm);
}

.card-title a {
  color: var(--color-heading);
}

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

/* Stretch link: make entire card clickable */
.card {
  position: relative;
  cursor: pointer;
}

.card-title a::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
}

.card-title a {
  text-decoration: none;
}

.card-excerpt {
  color: var(--color-text-light);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.82rem;
  color: var(--color-medium-gray);
}

.card-meta .date,
.card-meta .read-time {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* --- Grid Layouts --- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

/* --- Featured Section --- */
.featured-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.featured-main .card-image {
  height: 350px;
}

.featured-main .card-title {
  font-size: 1.4rem;
}

.featured-side {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.featured-side-item {
  display: flex;
  gap: var(--space-md);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.featured-side-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.featured-side-item .side-image {
  width: 120px;
  min-height: 100px;
  flex-shrink: 0;
  overflow: hidden;
}

.featured-side-item .side-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-side-item .side-content {
  padding: var(--space-md) var(--space-md) var(--space-md) 0;
}

.featured-side-item .card-category {
  font-size: 0.72rem;
}

.featured-side-item .card-title {
  font-size: 1rem;
  margin-bottom: var(--space-xs);
}

/* --- Gallery Grid --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 1;
}

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

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent 40%, rgba(0,0,0,0.6));
  opacity: 0;
  transition: opacity var(--transition-normal);
  display: flex;
  align-items: flex-end;
  padding: var(--space-md);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay p {
  color: var(--color-white);
  font-size: 0.85rem;
  margin: 0;
}

.gallery-item.tall {
  grid-row: span 2;
  aspect-ratio: auto;
}

.gallery-item.wide {
  grid-column: span 2;
  aspect-ratio: auto;
}

/* --- Filter Tabs --- */
.filter-tabs {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: var(--space-2xl);
}

.filter-tab {
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-xl);
  border: 1.5px solid var(--color-warm-gray);
  background: transparent;
  color: var(--color-text-light);
  font-size: 0.88rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-body);
}

.filter-tab:hover,
.filter-tab.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* --- Blog Article --- */
.article-header {
  text-align: center;
  padding: var(--space-4xl) 0 var(--space-2xl);
}

.article-header .card-category {
  font-size: 0.85rem;
}

.article-header h1 {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

.article-meta {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  color: var(--color-medium-gray);
  font-size: 0.9rem;
}

.article-content {
  max-width: 750px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl);
}

.article-content h2 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.article-content h3 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}

.article-content p {
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.article-content ul, .article-content ol {
  margin-bottom: var(--space-lg);
  padding-left: var(--space-xl);
}

.article-content li {
  margin-bottom: var(--space-sm);
  line-height: 1.7;
  list-style: disc;
}

.article-content ol li {
  list-style: decimal;
}

.article-content img {
  border-radius: var(--radius-md);
  margin: var(--space-xl) 0;
  box-shadow: var(--shadow-sm);
}

.article-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding: var(--space-md) var(--space-xl);
  margin: var(--space-xl) 0;
  background: var(--bg-section-alt);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--color-text-light);
}

.article-content .tip-box {
  background: var(--color-accent-pink-light);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
  border-left: 4px solid var(--color-accent-pink);
}

.article-content .tip-box h4 {
  color: var(--color-accent-coral);
  margin-bottom: var(--space-sm);
}

.article-tags {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-warm-gray);
}

.tag {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  background: var(--bg-section-alt);
  color: var(--color-text-light);
  border-radius: var(--radius-xl);
  font-size: 0.82rem;
  transition: all var(--transition-fast);
}

.tag:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* --- Tutorial Card (extended) --- */
.tutorial-card {
  position: relative;
  cursor: pointer;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-normal);
}

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

.tutorial-card .card-image {
  height: 200px;
  position: relative;
}

.tutorial-card .difficulty {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-xl);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.difficulty-beginner {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.difficulty-intermediate {
  background: var(--color-accent-peach);
  color: #c47a30;
}

.difficulty-advanced {
  background: var(--color-accent-pink-light);
  color: #c45a5a;
}

.tutorial-card .card-body {
  padding: var(--space-lg);
}

.tutorial-card .card-title a::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
}

.tutorial-card .plant-type {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  background: var(--bg-section-alt);
  color: var(--color-text-light);
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  margin-right: var(--space-sm);
}

/* --- Lightbox --- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.9);
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.lightbox.active {
  display: flex;
  opacity: 1;
}

.lightbox img {
  max-width: 90%;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.lightbox-caption {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-white);
  text-align: center;
  max-width: 600px;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 2rem;
  cursor: pointer;
  padding: 0.5rem;
  line-height: 1;
  transition: color var(--transition-fast);
}

.lightbox-close:hover {
  color: var(--color-accent-pink);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.15);
  border: none;
  color: white;
  font-size: 2rem;
  padding: 1rem;
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: background var(--transition-fast);
}

.lightbox-nav:hover {
  background: rgba(255,255,255,0.3);
}

.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }

/* --- Footer --- */
.site-footer {
  background: var(--color-heading);
  color: rgba(255,255,255,0.7);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand .logo-text {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.footer-brand .logo-text span {
  font-family: var(--font-accent);
  color: var(--color-primary-light);
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.footer-col h4 {
  color: var(--color-white);
  font-size: 1rem;
  margin-bottom: var(--space-lg);
  font-family: var(--font-body);
  font-weight: 600;
}

.footer-col ul li {
  margin-bottom: var(--space-sm);
}

.footer-col a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--color-primary-light);
}

.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-links a {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: all var(--transition-fast);
  font-size: 0.9rem;
}

.social-links a:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

/* --- Scroll to Top --- */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 45px;
  height: 45px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  z-index: 999;
}

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

.scroll-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
}

/* --- Page Header (Inner Pages) --- */
.page-header {
  padding: 8rem 0 3rem;
  background: linear-gradient(135deg, var(--color-beige) 0%, var(--color-accent-pink-light) 100%);
  text-align: center;
}

.page-header h1 {
  margin-bottom: var(--space-md);
}

.page-header p {
  color: var(--color-text-light);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--color-medium-gray);
  margin-bottom: var(--space-lg);
}

.breadcrumb a {
  color: var(--color-medium-gray);
}

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

.breadcrumb .separator {
  color: var(--color-warm-gray);
}

/* --- Newsletter --- */
.newsletter {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  text-align: center;
  padding: var(--space-3xl) 0;
  border-radius: var(--radius-xl);
  margin: var(--space-3xl) 0;
}

.newsletter h3 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.newsletter p {
  opacity: 0.9;
  margin-bottom: var(--space-xl);
}

.newsletter-form {
  display: flex;
  gap: var(--space-sm);
  max-width: 450px;
  margin: 0 auto;
}

.newsletter-form input {
  flex: 1;
  padding: 0.75rem 1.2rem;
  border: none;
  border-radius: var(--radius-lg);
  font-size: 0.95rem;
  font-family: var(--font-body);
}

.newsletter-form button {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius-lg);
  background: var(--color-white);
  color: var(--color-primary-dark);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.newsletter-form button:hover {
  background: var(--color-accent-pink-light);
}

/* --- Stats / Features --- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  text-align: center;
  padding: var(--space-3xl) 0;
}

.stat-item .stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--color-primary);
  font-weight: 700;
}

.stat-item .stat-label {
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin-top: var(--space-xs);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.feature-card {
  text-align: center;
  padding: var(--space-2xl);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

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

.feature-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--space-lg);
  background: var(--bg-section-alt);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--color-primary);
}

.feature-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.2rem;
}

.feature-card p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* --- About Page --- */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-image img {
  width: 100%;
  height: auto;
}

.about-text h2 {
  margin-bottom: var(--space-lg);
}

.about-text p {
  line-height: 1.8;
  color: var(--color-text-light);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.value-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
}

.value-card .value-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

.value-card h3 {
  margin-bottom: var(--space-sm);
}

.value-card p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* --- Category / Archive --- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.category-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-bottom: 3px solid var(--color-primary);
}

.category-card .category-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

.category-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.1rem;
}

.category-card .count {
  color: var(--color-medium-gray);
  font-size: 0.85rem;
}

/* --- Sidebar --- */
.content-with-sidebar {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--space-2xl);
}

.sidebar-widget {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  box-shadow: var(--shadow-sm);
}

.sidebar-widget h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--bg-section-alt);
}

.sidebar-widget .tag-cloud {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.popular-list li {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--bg-section-alt);
}

.popular-list li:last-child {
  border-bottom: none;
}

.popular-list a {
  color: var(--color-text);
  font-size: 0.9rem;
}

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

/* --- Encyclopedia --- */
.encyclopedia-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.encyclopedia-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

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

.encyclopedia-card .card-image {
  height: 180px;
}

.encyclopedia-card .card-body {
  padding: var(--space-md);
}

.encyclopedia-card .plant-name {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
}

.encyclopedia-card .plant-latin {
  font-style: italic;
  color: var(--color-medium-gray);
  font-size: 0.8rem;
  margin-bottom: var(--space-xs);
}

/* --- Seasonal Guide --- */
.season-tabs {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.season-tab {
  padding: 0.75rem 2rem;
  border-radius: var(--radius-xl);
  border: 2px solid var(--color-warm-gray);
  background: transparent;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-body);
  font-weight: 600;
}

.season-tab:hover,
.season-tab.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: var(--color-white);
}

.season-content {
  display: none;
}

.season-content.active {
  display: block;
}

.season-plants {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.season-plant-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

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

.season-plant-card .card-image {
  height: 200px;
}

/* --- Loading Animation --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .featured-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .content-with-sidebar { grid-template-columns: 1fr; }
  .encyclopedia-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .about-intro { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.8rem; }
  .hero-decoration { width: 45%; height: 60%; opacity: 0.5; }
}

@media (max-width: 768px) {
  html { font-size: 15px; }
  
  .main-nav { display: none; }
  .main-nav.open {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    box-shadow: var(--shadow-md);
    padding: var(--space-lg);
  }
  .main-nav.open .nav-list {
    flex-direction: column;
    gap: var(--space-md);
  }
  .mobile-menu-btn { display: block; }
  
  .hero { min-height: auto; padding: 7rem 0 3rem; }
  .hero h1 { font-size: 2.2rem; }
  .hero-decoration { display: none; }
  
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-item.tall, .gallery-item.wide { grid-column: auto; grid-row: auto; }
  
  .features-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: 1fr; }
  .season-plants { grid-template-columns: 1fr; }
  
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-md); text-align: center; }
  
  .newsletter-form { flex-direction: column; }
  
  .section { padding: var(--space-2xl) 0; }
  .container { padding: 0 var(--space-md); }
  
  .article-header h1 { font-size: 1.8rem; }
}

@media (max-width: 480px) {
  html { font-size: 14px; }
  .grid-4 { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .encyclopedia-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.8rem; }
  .hero-buttons { flex-direction: column; }
}

/* --- Print Styles --- */
@media print {
  .site-header, .site-footer, .scroll-top, .mobile-menu-btn { display: none; }
  body { background: white; color: black; }
  .section { padding: 1rem 0; }
}