/* ============================================
   ETHOCENE DESIGN SYSTEM - The Hopeful Dawn
   Light, sustainable, inspiring palette
   Colors: Whites, soft blues, nature greens
   ============================================ */

:root {
  /* Primary: Nature Greens - Growth, renewal, hope */
  --green-50: #f0fdf4;
  --green-100: #dcfce7;
  --green-200: #bbf7d0;
  --green-300: #86efac;
  --green-400: #4ade80;
  --green-500: #22c55e;
  --green-600: #16a34a;
  --green-700: #15803d;
  --green-800: #166534;
  --green-900: #14532d;

  /* Secondary: Soft Sky Blues - Trust, clarity, calm */
  --sky-50: #f0f9ff;
  --sky-100: #e0f2fe;
  --sky-200: #bae6fd;
  --sky-300: #7dd3fc;
  --sky-400: #38bdf8;
  --sky-500: #0ea5e9;
  --sky-600: #0284c7;
  --sky-700: #0369a1;
  --sky-800: #075985;
  --sky-900: #0c4a6e;

  /* Accent: Warm Gold - Optimism, clarity, dawn */
  --gold-50: #fffbeb;
  --gold-100: #fef3c7;
  --gold-200: #fde68a;
  --gold-300: #fcd34d;
  --gold-400: #fbbf24;
  --gold-500: #f59e0b;
  --gold-600: #d97706;
  --gold-700: #b45309;
  --gold-800: #92400e;
  --gold-900: #78350f;

  /* Neutrals: Soft whites and warm grays */
  --white: #ffffff;
  --gray-50: #fafaf9;
  --gray-100: #f5f5f4;
  --gray-200: #e7e5e4;
  --gray-300: #d6d3d1;
  --gray-400: #a8a29e;
  --gray-500: #78716c;
  --gray-600: #57534e;
  --gray-700: #44403c;
  --gray-800: #292524;
  --gray-900: #1c1917;

  /* Glassmorphism colors - highly transparent for subtle effect */
  --glass-bg: rgba(255, 255, 255, 0.10);
  --glass-bg-strong: rgba(255, 255, 255, 0.15);
  --glass-border: rgba(255, 255, 255, 0.3);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);

  /* Semantic Colors */
  --success: var(--green-500);
  --warning: var(--gold-500);
  --error: #ef4444;
  --info: var(--sky-500);

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Shadows - soft and airy */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px 0 rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
  --shadow-glow: 0 0 20px rgba(34, 197, 94, 0.15);

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition: 200ms ease;
  --transition-slow: 300ms ease;
}

/* ============================================
   BASE STYLES
   ============================================ */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  line-height: 1.7;
  color: var(--gray-700);
  background: transparent;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

/* Main content wrapper */
.main-content {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin: 100px auto 40px;
  padding: 0;
}

/* Hero glass wrapper - centers the glass container */
.hero-glass-wrapper {
  text-align: center;
  padding: var(--space-8);
}

/* Glass container - tight wrap around hero content only */
.glass-container {
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--glass-shadow);
  margin: var(--space-8) auto;
  max-width: 1200px;
  overflow: hidden;
  display: inline-block;
  width: auto;
}

@media (max-width: 768px) {
  .glass-container {
    margin: var(--space-4);
    border-radius: var(--radius-xl);
    max-width: calc(100% - var(--space-8));
  }
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--gray-900);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--space-6);
  color: var(--gray-600);
}

p.lead {
  font-size: 1.25rem;
  color: var(--gray-600);
  line-height: 1.8;
}

a {
  color: var(--sky-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--sky-700);
  text-decoration: underline;
}

/* ============================================
   LAYOUT
   ============================================ */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-narrow {
  max-width: 800px;
}

.container-wide {
  max-width: 1400px;
}

.section {
  padding: var(--space-24) 0;
}

.section-sm {
  padding: var(--space-16) 0;
}

/* ============================================
   NAVIGATION
   ============================================ */

.nav {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  padding: var(--space-4) 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--gray-900);
}

.nav-logo:hover {
  text-decoration: none;
  color: var(--gray-900);
}

.nav-logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  background: linear-gradient(135deg, var(--green-400), var(--sky-400));
}

.nav-logo-icon svg {
  width: 24px;
  height: 24px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  color: var(--gray-600);
  font-weight: 500;
  font-size: 1rem;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--gray-900);
  text-decoration: none;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  border: 2px solid transparent;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--green-500), var(--green-600));
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--green-600), var(--green-700));
  color: white;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--sky-500), var(--sky-600));
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--sky-600), var(--sky-700));
  color: white;
  box-shadow: var(--shadow-lg);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold-400), var(--gold-500));
  color: var(--gray-900);
  box-shadow: var(--shadow-md);
}

.btn-gold:hover {
  background: linear-gradient(135deg, var(--gold-500), var(--gold-600));
  color: var(--gray-900);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: var(--gray-700);
  border-color: var(--gray-300);
}

.btn-outline:hover {
  background: var(--gray-50);
  border-color: var(--gray-400);
  color: var(--gray-900);
}

.btn-ghost {
  background: transparent;
  color: var(--gray-600);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--gray-100);
  color: var(--gray-900);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: 1.125rem;
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: 0.875rem;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* ============================================
   HERO
   ============================================ */

.hero {
  background: transparent;
  padding: var(--space-32) 0 var(--space-24);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green-400), var(--sky-400), var(--gold-400));
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  color: var(--green-800);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: var(--shadow-sm);
}

.hero-title {
  font-size: clamp(3rem, 6vw, 5rem);
  line-height: 1.1;
  margin-bottom: var(--space-6);
  background: linear-gradient(135deg, var(--green-700), var(--sky-700));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--gray-700);
  max-width: 700px;
  margin: 0 auto var(--space-10);
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   CARDS
   ============================================ */

.card {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow);
  border: 1px solid var(--glass-border);
  transition: all var(--transition);
}

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

.card-green {
  background: linear-gradient(135deg, rgba(240, 253, 244, 0.9), rgba(255, 255, 255, 0.9));
  border-color: rgba(187, 247, 208, 0.6);
}

.card-sky {
  background: linear-gradient(135deg, rgba(240, 249, 255, 0.9), rgba(255, 255, 255, 0.9));
  border-color: rgba(186, 230, 253, 0.6);
}

.card-gold {
  background: linear-gradient(135deg, rgba(255, 251, 235, 0.9), rgba(255, 255, 255, 0.9));
  border-color: rgba(253, 230, 138, 0.6);
}

/* ============================================
   GRID
   ============================================ */

.grid {
  display: grid;
  gap: var(--space-8);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   FEATURE CARDS
   ============================================ */

.feature {
  text-align: left;
  padding: var(--space-8);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--green-400), var(--sky-400));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: var(--space-6);
}

.feature h3 {
  margin-bottom: var(--space-3);
  color: var(--gray-900);
}

.feature p {
  color: var(--gray-600);
  margin-bottom: 0;
  line-height: 1.7;
}

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

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-16);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: 1.25rem;
  color: var(--gray-600);
}

.section-green {
  background: rgba(240, 253, 244, 0.5);
}

.section-sky {
  background: rgba(240, 249, 255, 0.5);
}

/* ============================================
   FORM ELEMENTS
   ============================================ */

.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: inherit;
  font-size: 1rem;
  color: var(--gray-800);
  background: var(--glass-bg-strong);
  border: 2px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  backdrop-filter: blur(4px);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--green-400);
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.15);
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236B7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3E%3C/svg%3E");
  background-position: right 12px center;
  background-repeat: no-repeat;
  background-size: 20px;
  padding-right: 44px;
}

/* ============================================
   BADGES & TAGS
   ============================================ */

.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  background: var(--green-100);
  color: var(--green-800);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-full);
}

.tag-sky {
  background: var(--sky-100);
  color: var(--sky-800);
}

.tag-gold {
  background: var(--gold-100);
  color: var(--gold-800);
}

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

.footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding: var(--space-20) 0 var(--space-8);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand {
  max-width: 300px;
}

.footer-brand h3 {
  color: var(--white);
  font-size: 1.5rem;
  margin-bottom: var(--space-4);
}

.footer-brand p {
  color: var(--gray-400);
  margin-bottom: 0;
}

.footer h4 {
  color: var(--white);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-4);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-2);
}

.footer-links a {
  color: var(--gray-400);
  font-size: 0.875rem;
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid var(--gray-800);
  padding-top: var(--space-6);
  text-align: center;
  font-size: 0.875rem;
  color: var(--gray-500);
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

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

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

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.hidden { display: none !important; }

/* ============================================
   MOBILE NAV
   ============================================ */

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .hero {
    padding: var(--space-24) 0 var(--space-16);
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.125rem;
  }
  
  .section {
    padding: var(--space-16) 0;
  }
}