/* ============================================
   Aminaura LLC - Modern Website Styles
   Mobile-first, sustainability-themed
   ============================================ */

/* CSS Variables */
:root {
  /* Primary Colors - Green/Sustainability */
  --primary-dark: #1a472a;
  --primary: #2d5a3d;
  --primary-light: #4a7c5c;
  --accent: #7cb342;
  --accent-light: #9ccc65;
  
  /* Neutrals */
  --white: #ffffff;
  --off-white: #f8faf9;
  --gray-100: #f1f5f3;
  --gray-200: #e2e8e4;
  --gray-300: #c5cec8;
  --gray-500: #6b7c72;
  --gray-700: #3d4a42;
  --gray-900: #1a211c;
  
  /* Typography */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 40px rgba(0,0,0,0.15);
}

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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--gray-700);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--gray-900);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }

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

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
}

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

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

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

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

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

.btn-accent:hover {
  background: var(--accent-light);
  color: var(--gray-900);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

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

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1.125rem;
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

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

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-dark);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.25rem;
}

.nav-links {
  display: none;
  list-style: none;
  gap: var(--space-lg);
}

.nav-links a {
  color: var(--gray-700);
  font-weight: 500;
  padding: var(--space-xs) 0;
  position: relative;
}

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

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

.nav-cta {
  display: none;
}

.mobile-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--gray-700);
  transition: all var(--transition-fast);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--white);
  padding: var(--space-lg);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: 999;
}

.mobile-menu.active {
  transform: translateX(0);
}

.mobile-menu ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.mobile-menu a {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--gray-700);
  display: block;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--gray-200);
}

.mobile-menu .btn {
  margin-top: var(--space-md);
  width: 100%;
}

/* Desktop Navigation */
@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
  
  .nav-cta {
    display: block;
  }
  
  .mobile-toggle,
  .mobile-menu {
    display: none;
  }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  padding: 120px 0 var(--space-2xl);
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: rgba(255,255,255,0.15);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--space-md);
  backdrop-filter: blur(10px);
}

.hero h1 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.hero p {
  font-size: 1.25rem;
  opacity: 0.9;
  margin-bottom: var(--space-lg);
  max-width: 600px;
}

.hero-ctas {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

@media (min-width: 480px) {
  .hero-ctas {
    flex-direction: row;
  }
}

/* ============================================
   SECTIONS (General)
   ============================================ */
.section {
  padding: var(--space-2xl) 0;
}

.section-dark {
  background: var(--gray-900);
  color: var(--white);
}

.section-dark h2,
.section-dark h3 {
  color: var(--white);
}

.section-light {
  background: var(--off-white);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-xl);
}

.section-header p {
  color: var(--gray-500);
  font-size: 1.125rem;
}

.section-label {
  display: inline-block;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xs);
}

/* ============================================
   FEATURES / VALUE PROPS
   ============================================ */
.features-grid {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background: var(--white);
  padding: var(--space-lg);
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

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

.feature-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
}

.feature-card h3 {
  margin-bottom: var(--space-xs);
}

.feature-card p {
  color: var(--gray-500);
  margin: 0;
}

/* ============================================
   STATS
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  text-align: center;
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-item h3 {
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--accent);
  margin-bottom: var(--space-xs);
}

.stat-item p {
  color: var(--gray-500);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   DUAL CTA SECTION
   ============================================ */
.dual-cta {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .dual-cta {
    grid-template-columns: repeat(2, 1fr);
  }
}

.cta-card {
  padding: var(--space-xl);
  border-radius: 20px;
  text-align: center;
}

.cta-card.partners {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: var(--white);
}

.cta-card.partners h3 {
  color: var(--white);
}

.cta-card.careers {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  color: var(--gray-900);
}

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

.cta-card p {
  margin-bottom: var(--space-md);
  opacity: 0.9;
}

/* ============================================
   SERVICES CARDS
   ============================================ */
.services-grid {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.service-card {
  background: var(--white);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

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

.service-image {
  height: 200px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
}

.service-content {
  padding: var(--space-lg);
}

.service-content h3 {
  margin-bottom: var(--space-sm);
}

.service-content ul {
  list-style: none;
  margin: var(--space-md) 0;
}

.service-content li {
  padding: var(--space-xs) 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--gray-500);
}

.service-content li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: bold;
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-hero {
  padding: 120px 0 var(--space-xl);
  background: var(--off-white);
}

.about-grid {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.about-image {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
}

.values-grid {
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.value-item {
  background: var(--white);
  padding: var(--space-lg);
  border-radius: 16px;
  border-left: 4px solid var(--accent);
}

.value-item h4 {
  color: var(--primary);
  margin-bottom: var(--space-xs);
}

/* ============================================
   CAREERS PAGE
   ============================================ */
.careers-hero {
  padding: 120px 0 var(--space-xl);
  background: linear-gradient(135deg, var(--accent) 0%, var(--primary-light) 100%);
  color: var(--white);
}

.careers-hero h1,
.careers-hero p {
  color: var(--white);
}

.benefits-grid {
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .benefits-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.benefit-card {
  background: var(--white);
  padding: var(--space-lg);
  border-radius: 16px;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.benefit-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
}

.benefit-card h4 {
  margin-bottom: var(--space-xs);
}

.benefit-card p {
  color: var(--gray-500);
  font-size: 0.9375rem;
  margin: 0;
}

.process-steps {
  display: grid;
  gap: var(--space-lg);
  counter-reset: step;
}

@media (min-width: 768px) {
  .process-steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

.process-step {
  text-align: center;
  position: relative;
}

.process-step::before {
  counter-increment: step;
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: var(--accent);
  color: var(--white);
  font-size: 1.25rem;
  font-weight: 700;
  border-radius: 50%;
  margin: 0 auto var(--space-sm);
}

.process-step h4 {
  margin-bottom: var(--space-xs);
}

.process-step p {
  color: var(--gray-500);
  font-size: 0.9375rem;
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-hero {
  padding: 120px 0 var(--space-xl);
  background: var(--off-white);
}

.contact-grid {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

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

.contact-item {
  display: flex;
  gap: var(--space-md);
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: var(--primary);
  color: var(--white);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-item h4 {
  margin-bottom: 0.25rem;
}

.contact-item p {
  color: var(--gray-500);
  margin: 0;
}

/* Form Styles */
.contact-form {
  background: var(--white);
  padding: var(--space-xl);
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
}

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

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--space-xs);
  color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  font-family: inherit;
  border: 2px solid var(--gray-200);
  border-radius: 10px;
  transition: border-color var(--transition-fast);
  background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-row {
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 480px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials-grid {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.testimonial-card {
  background: var(--white);
  padding: var(--space-lg);
  border-radius: 16px;
  box-shadow: var(--shadow-md);
}

.testimonial-quote {
  font-size: 1.125rem;
  font-style: italic;
  color: var(--gray-700);
  margin-bottom: var(--space-md);
  position: relative;
  padding-left: var(--space-md);
  border-left: 3px solid var(--accent);
}

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

.testimonial-avatar {
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.testimonial-name {
  font-weight: 600;
  color: var(--gray-900);
}

.testimonial-role {
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand .logo {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.footer-brand p {
  color: var(--gray-500);
  font-size: 0.9375rem;
}

.footer h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: var(--space-md);
}

.footer ul {
  list-style: none;
}

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

.footer ul a {
  color: var(--gray-500);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--gray-700);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: center;
  font-size: 0.875rem;
  color: var(--gray-500);
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.social-links {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
}

.social-links a {
  width: 40px;
  height: 40px;
  background: var(--gray-700);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  transition: all var(--transition-fast);
}

.social-links a:hover {
  background: var(--accent);
  transform: translateY(-3px);
}

/* ============================================
   PAGE-SPECIFIC HERO ADJUSTMENTS
   ============================================ */
.page-hero {
  padding: 120px 0 var(--space-xl);
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: var(--white);
  text-align: center;
}

.page-hero h1 {
  color: var(--white);
  margin-bottom: var(--space-sm);
}

.page-hero p {
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.125rem;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.6s ease forwards;
}

/* ============================================
   UTILITIES
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-accent { color: var(--accent); }
.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mt-lg { margin-top: var(--space-lg); }

/* Success/Error States */
.form-success {
  background: #d4edda;
  color: #155724;
  padding: var(--space-md);
  border-radius: 10px;
  margin-bottom: var(--space-md);
}

.form-error {
  background: #f8d7da;
  color: #721c24;
  padding: var(--space-md);
  border-radius: 10px;
  margin-bottom: var(--space-md);
}