/* ========================================
   Tasmania Limited - Corporate Website Styles
   ======================================== */

/* ========== CSS Variables ========== */
:root {
  /* Environmental Color Palette */
  --primary-green: #78a530;
  --dark-green: #4a7c1f;
  --accent-blue: #2563eb;
  --deep-blue: #1e3a8a;
  
  /* Neutral Colors */
  --white: #ffffff;
  --light-gray: #f8fafc;
  --gray: #64748b;
  --dark-gray: #334155;
  --almost-black: #0f172a;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #78a530 0%, #4a7c1f 100%);
  --gradient-accent: linear-gradient(135deg, #2563eb 0%, #1e3a8a 100%);
  --gradient-overlay: linear-gradient(rgba(15, 23, 42, 0.85), rgba(74, 124, 31, 0.75));
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Inter', sans-serif;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 40px -5px rgba(0, 0, 0, 0.2);
}

/* ========== Global Resets ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  color: var(--almost-black);
  background-color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

/* ========== Typography ========== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--spacing-sm);
  color: var(--dark-gray);
  font-size: 1.125rem;
}

/* ========== Layout Containers ========== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

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

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

.section-dark {
  background-color: var(--almost-black);
  color: var(--white);
}

.section-light {
  background-color: var(--light-gray);
}

/* ========== Header & Navigation ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  height: 60px;
  width: auto;
  transition: transform var(--transition-normal);
}

.logo:hover {
  transform: scale(1.05);
}

.nav-menu {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.nav-link {
  font-weight: 500;
  color: var(--dark-gray);
  padding: 0.5rem 1rem;
  border-radius: 6px;
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--primary-green);
  background-color: rgba(120, 165, 48, 0.1);
}

.nav-link.active {
  color: var(--primary-green);
  font-weight: 600;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--dark-gray);
  border-radius: 3px;
  transition: all var(--transition-fast);
}

/* ========== Hero Section ========== */
.hero {
  margin-top: 80px;
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--gradient-primary);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><path d="M30 0l30 30-30 30L0 30z" fill="rgba(255,255,255,0.03)"/></svg>');
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--white);
  max-width: 800px;
}

.hero-title {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
  font-size: 1.5rem;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: var(--spacing-md);
  font-weight: 400;
}

.hero-description {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-lg);
  line-height: 1.8;
}

/* ========== Buttons ========== */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

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

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

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-group {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* ========== Cards ========== */
.card {
  background: var(--white);
  border-radius: 12px;
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  height: 100%;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.card-header {
  margin-bottom: var(--spacing-sm);
}

.card-title {
  color: var(--primary-green);
  margin-bottom: var(--spacing-xs);
}

.card-content {
  color: var(--dark-gray);
}

.card-footer {
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

/* Glass Card Effect */
.card-glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ========== Grid Layouts ========== */
.grid {
  display: grid;
  gap: var(--spacing-md);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ========== Product Showcase ========== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.product-card {
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border: 2px solid transparent;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-green);
}

.product-icon {
  height: 120px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--white);
}

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

.product-title {
  color: var(--primary-green);
  margin-bottom: var(--spacing-xs);
}

.product-category {
  color: var(--gray);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.product-description {
  color: var(--dark-gray);
  margin-bottom: var(--spacing-sm);
}

.product-features {
  list-style: none;
  margin-bottom: var(--spacing-sm);
}

.product-features li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--dark-gray);
}

.product-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-green);
  font-weight: bold;
}

/* ========== Stats & Highlights ========== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.stat-card {
  text-align: center;
  padding: var(--spacing-md);
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-green);
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  color: var(--gray);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ========== Value Propositions ========== */
.value-props {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.value-prop {
  padding: var(--spacing-md);
  border-left: 4px solid var(--primary-green);
  background: var(--light-gray);
  border-radius: 8px;
  transition: all var(--transition-normal);
}

.value-prop:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
}

.value-prop-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.value-prop-title {
  color: var(--primary-green);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
}

.value-prop-text {
  color: var(--dark-gray);
}

/* ========== Footer ========== */
.footer {
  background-color: var(--almost-black);
  color: var(--white);
  padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
  color: var(--primary-green);
  margin-bottom: var(--spacing-sm);
}

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--spacing-xs);
}

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

.footer-bottom {
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
}

/* ========== Section Headers ========== */
.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
}

.section-title {
  color: var(--primary-green);
  margin-bottom: var(--spacing-sm);
}

.section-subtitle {
  color: var(--gray);
  font-size: 1.25rem;
}

/* ========== Responsive Design ========== */
@media (max-width: 1024px) {
  h1 { font-size: 3rem; }
  h2 { font-size: 2rem; }
  
  .hero-title {
    font-size: 3rem;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100vh);
    transition: transform var(--transition-normal);
  }
  
  .nav-menu.active {
    transform: translateY(0);
  }
  
  .menu-toggle {
    display: flex;
  }
  
  h1 { font-size: 2.5rem; }
  h2 { font-size: 1.75rem; }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.25rem;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .section {
    padding: var(--spacing-md) 0;
  }
  
  .btn-group {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 2rem; }
  .hero-title { font-size: 2rem; }
  
  .product-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== Animations ========== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

/* ========== Utility Classes ========== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

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

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

.text-primary { color: var(--primary-green); }
.text-accent { color: var(--accent-blue); }
.text-muted { color: var(--gray); }

.bg-primary { background: var(--gradient-primary); }
.bg-accent { background: var(--gradient-accent); }