/* ========================================
   ZANJOX - Botanical Knowledge Portal
   Color Palette:
   - Deep Teal: #004D40
   - Warm Gold: #FFC107
   - Soft Grey: #B0BEC5
   - Forest Green: #388E3C
   ======================================== */

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

:root {
  --color-primary: #004D40;
  --color-accent: #FFC107;
  --color-neutral: #B0BEC5;
  --color-secondary: #388E3C;
  --color-text: #1a1a1a;
  --color-text-light: #555555;
  --color-bg: #f8f8f8;
  --color-white: #ffffff;
  --color-border: #e0e0e0;
  --spacing-unit: 16px;
  --spacing-lg: 48px;
  --spacing-md: 24px;
  --spacing-sm: 12px;
  --border-radius: 8px;
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  font-size: 16px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Arial', 'Helvetica', sans-serif;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  text-transform: none;
  letter-spacing: -0.5px;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 3px solid var(--color-accent);
  display: inline-block;
}

h3 {
  font-size: 1.75rem;
  color: var(--color-primary);
  margin-top: var(--spacing-md);
}

h4 {
  font-size: 1.3rem;
  color: var(--color-secondary);
}

p {
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
  color: var(--color-text-light);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition);
  border-bottom: 2px solid transparent;
}

a:hover {
  border-bottom-color: var(--color-accent);
  color: var(--color-secondary);
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

header {
  background-color: var(--color-white);
  box-shadow: 0 4px 12px rgba(0, 77, 64, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  letter-spacing: 1px;
}

.logo img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

nav ul {
  list-style: none;
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
}

nav a {
  font-weight: 500;
  color: var(--color-text);
  font-size: 0.95rem;
  padding: var(--spacing-sm) 0;
  border-bottom: 3px solid transparent;
}

nav a:hover,
nav a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-accent);
}

/* ========================================
   FOOTER
   ======================================== */

footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-lg) var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.footer-container {
  max-width: 1440px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.footer-section h4 {
  color: var(--color-accent);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  color: var(--color-white);
  font-size: 0.9rem;
}

.footer-section a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  max-width: 1440px;
  margin: 0 auto;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.8);
}

.footer-disclaimer {
  margin-top: var(--spacing-md);
  font-size: 0.8rem;
  font-style: italic;
  color: var(--color-accent);
}

/* ========================================
   MAIN CONTENT & SECTIONS
   ======================================== */

main {
  max-width: 1440px;
  margin: 0 auto;
}

.container {
  padding: var(--spacing-lg);
  max-width: 1440px;
  margin: 0 auto;
}

section {
  padding: var(--spacing-lg) 0;
  margin-bottom: var(--spacing-lg);
}

.hero-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, #003d34 100%);
  color: var(--color-white);
  padding: var(--spacing-lg) var(--spacing-lg);
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 1440px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.hero-text h1 {
  color: var(--color-white);
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.hero-text p {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
}

.hero-image {
  width: 100%;
  height: 450px;
  object-fit: cover;
  border-radius: var(--border-radius);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* ========================================
   CONTENT SECTIONS
   ======================================== */

.content-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
}

.content-section.reverse {
  direction: rtl;
}

.content-section.reverse > * {
  direction: ltr;
}

.content-text h2 {
  margin-top: 0;
}

.content-image {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius);
  box-shadow: 0 8px 20px rgba(0, 77, 64, 0.15);
}

/* ========================================
   CARDS & COMPONENTS
   ======================================== */

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.card {
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  box-shadow: 0 4px 12px rgba(0, 77, 64, 0.1);
  transition: var(--transition);
  border: 1px solid var(--color-border);
}

.card:hover {
  box-shadow: 0 8px 24px rgba(0, 77, 64, 0.15);
  transform: translateY(-4px);
}

.card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-md);
}

.card h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.card p {
  font-size: 0.95rem;
  margin-bottom: var(--spacing-sm);
}

/* ========================================
   BUTTONS & CTAs
   ======================================== */

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-accent);
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: var(--transition);
  border: 2px solid var(--color-accent);
  box-shadow: 0 4px 12px rgba(255, 193, 7, 0.2);
  cursor: pointer;
  font-size: 0.95rem;
}

.btn:hover {
  background-color: #FFB300;
  border-color: #FFB300;
  box-shadow: 0 6px 20px rgba(255, 193, 7, 0.3);
  transform: translateY(-2px);
}

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

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

/* ========================================
   FORMS & INPUT
   ======================================== */

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  color: var(--color-primary);
}

input[type="text"],
input[type="email"],
input[type="phone"],
textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="phone"]:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 77, 64, 0.1);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

/* ========================================
   DISCLAIMER & IMPORTANT NOTICES
   ======================================== */

.disclaimer-box {
  background-color: #f0f4f3;
  border-left: 4px solid var(--color-secondary);
  padding: var(--spacing-md);
  margin: var(--spacing-lg) 0;
  border-radius: var(--border-radius);
}

.disclaimer-box h4 {
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

.disclaimer-box p {
  font-size: 0.95rem;
  margin-bottom: var(--spacing-sm);
}

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

.important-notice {
  background-color: #fff3cd;
  border: 2px solid var(--color-accent);
  padding: var(--spacing-md);
  margin: var(--spacing-lg) 0;
  border-radius: var(--border-radius);
  text-align: center;
  font-weight: 600;
  color: var(--color-text);
}

/* ========================================
   LISTS & TYPOGRAPHY
   ======================================== */

ul, ol {
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

li {
  margin-bottom: var(--spacing-sm);
  line-height: 1.8;
  color: var(--color-text-light);
}

blockquote {
  border-left: 4px solid var(--color-accent);
  padding-left: var(--spacing-md);
  margin: var(--spacing-md) 0;
  font-style: italic;
  color: var(--color-text-light);
}

/* ========================================
   BLOG & CONTENT PAGES
   ======================================== */

.blog-post {
  background-color: var(--color-white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 12px rgba(0, 77, 64, 0.1);
}

.blog-meta {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.blog-featured-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-lg);
  box-shadow: 0 6px 16px rgba(0, 77, 64, 0.1);
}

.blog-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.blog-item {
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 77, 64, 0.1);
  transition: var(--transition);
}

.blog-item:hover {
  box-shadow: 0 8px 20px rgba(0, 77, 64, 0.15);
  transform: translateY(-4px);
}

.blog-item-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.blog-item-content {
  padding: var(--spacing-md);
}

.blog-item-content h3 {
  margin-top: 0;
  color: var(--color-primary);
}

.blog-item-content p {
  font-size: 0.9rem;
  margin-bottom: var(--spacing-sm);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 1024px) {
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .hero-content,
  .content-section {
    grid-template-columns: 1fr;
  }

  .card-grid,
  .blog-list {
    grid-template-columns: 1fr;
  }

  .footer-container {
    grid-template-columns: 1fr;
  }

  nav ul {
    gap: var(--spacing-md);
  }
}

@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  nav ul {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .hero-image {
    height: 300px;
  }

  .container {
    padding: var(--spacing-md);
  }

  section {
    padding: var(--spacing-md) 0;
  }
}

/* ========================================
   ANIMATIONS & TRANSITIONS
   ======================================== */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

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

.py-lg {
  padding: var(--spacing-lg) 0;
}

.text-muted {
  color: var(--color-text-light);
}

.accent-color {
  color: var(--color-accent);
}

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