/* Yes2Wind.com - Wind Energy Advocacy */
/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green-900: #064e3b;
  --green-800: #065f46;
  --green-700: #047857;
  --green-600: #059669;
  --green-500: #10b981;
  --green-400: #34d399;
  --green-100: #d1fae5;
  --green-50: #ecfdf5;
  --sky-900: #0c4a6e;
  --sky-700: #0369a1;
  --sky-500: #0ea5e9;
  --sky-400: #38bdf8;
  --sky-100: #e0f2fe;
  --sky-50: #f0f9ff;
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --white: #ffffff;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Plus Jakarta Sans', var(--font-sans);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --transition: 0.2s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--slate-800);
  line-height: 1.7;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--green-700); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--green-500); }

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--slate-900);
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p { margin-bottom: 1rem; color: var(--slate-600); }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--slate-200);
  transition: box-shadow var(--transition);
}

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--green-800);
}

.logo svg { width: 36px; height: 36px; }

.logo span { color: var(--sky-700); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.938rem;
  font-weight: 500;
  color: var(--slate-700);
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--green-700);
  background: var(--green-50);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--slate-700);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* Hero */
.hero {
  position: relative;
  padding: 10rem 0 6rem;
  background: linear-gradient(135deg, var(--green-900) 0%, var(--sky-900) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 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='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
  position: relative;
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--green-400);
  margin-bottom: 1.5rem;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 1.25rem;
  color: rgba(255,255,255,0.8);
  max-width: 600px;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visual {
  position: absolute;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  width: 500px;
  height: 500px;
  opacity: 0.12;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--green-500);
  color: var(--white);
  box-shadow: 0 1px 2px rgba(0,0,0,0.1), inset 0 1px 0 rgba(255,255,255,0.15);
}

.btn-primary:hover {
  background: var(--green-400);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}

.btn-secondary {
  background: var(--green-50);
  color: var(--green-700);
  border: 1px solid var(--green-100);
}

.btn-secondary:hover {
  background: var(--green-100);
  color: var(--green-800);
  transform: translateY(-1px);
}

/* Sections */
.section {
  padding: 5rem 0;
}

.section-alt {
  background: var(--slate-50);
}

.section-green {
  background: linear-gradient(135deg, var(--green-900) 0%, var(--green-800) 100%);
  color: var(--white);
}

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

.section-green p { color: rgba(255,255,255,0.8); }

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3rem;
}

.section-header .label {
  display: inline-block;
  font-size: 0.813rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--green-600);
  margin-bottom: 0.75rem;
}

.section-header h2 { margin-bottom: 1rem; }

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
}

.card-icon-green { background: var(--green-100); color: var(--green-700); }
.card-icon-sky { background: var(--sky-100); color: var(--sky-700); }

.card h3 { margin-bottom: 0.75rem; font-size: 1.25rem; }

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  margin-top: 1rem;
  font-weight: 600;
  font-size: 0.938rem;
  color: var(--green-600);
}

.card-link:hover { gap: 0.625rem; }

/* Comparison Chart */
.comparison-chart {
  max-width: 800px;
  margin: 0 auto;
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.chart-legend {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.938rem;
  font-weight: 600;
  color: var(--slate-700);
}

.legend-dot {
  width: 14px;
  height: 14px;
  border-radius: 4px;
}

.legend-wind { background: var(--green-500); }
.legend-solar { background: var(--sky-400); }

.chart-group {
  margin-bottom: 2.25rem;
  padding-bottom: 2.25rem;
  border-bottom: 1px solid var(--slate-100);
}

.chart-group:last-of-type { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }

.chart-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--slate-800);
  margin-bottom: 1.25rem;
}

.chart-label svg { color: var(--slate-500); flex-shrink: 0; }

.chart-bars { display: flex; flex-direction: column; gap: 0.75rem; }

.chart-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.chart-row-label {
  width: 48px;
  font-size: 0.813rem;
  font-weight: 600;
  color: var(--slate-500);
  text-align: right;
  flex-shrink: 0;
}

.chart-bar-track {
  flex: 1;
  height: 40px;
  background: var(--slate-100);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.chart-bar {
  height: 100%;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 1rem;
  min-width: 100px;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.bar-wind {
  background: linear-gradient(90deg, var(--green-500), var(--green-400));
}

.bar-solar {
  background: linear-gradient(90deg, var(--sky-500), var(--sky-400));
}

.chart-bar-value {
  font-size: 0.813rem;
  font-weight: 700;
  color: var(--white);
  white-space: nowrap;
  text-shadow: 0 1px 2px rgba(0,0,0,0.15);
}

.chart-note {
  font-size: 0.875rem;
  color: var(--slate-500);
  margin: 0.75rem 0 0;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .comparison-chart { padding: 1.5rem; }
  .chart-bar { min-width: 80px; padding: 0 0.5rem; }
  .chart-bar-value { font-size: 0.75rem; }
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-item h3 {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--green-400);
  margin-bottom: 0.25rem;
}

.stat-item p {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
  margin: 0;
}

/* Feature rows */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 4rem;
}

.feature-row:last-child { margin-bottom: 0; }

.feature-row.reverse .feature-text { order: 2; }
.feature-row.reverse .feature-media { order: 1; }

.feature-text .label {
  display: inline-block;
  font-size: 0.813rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--green-600);
  margin-bottom: 0.75rem;
}

.feature-text h2 { margin-bottom: 1rem; }

.feature-text ul {
  list-style: none;
  padding: 0;
  margin-top: 1.5rem;
}

.feature-text ul li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.5rem 0;
  color: var(--slate-600);
}

.feature-text ul li svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--green-500);
  margin-top: 2px;
}

.feature-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(135deg, var(--green-100), var(--sky-100));
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-media svg {
  width: 60%;
  height: 60%;
  opacity: 0.5;
}

/* FAQ Accordion */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
  background: var(--white);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 1.063rem;
  font-weight: 600;
  color: var(--slate-800);
  text-align: left;
  transition: background var(--transition);
}

.faq-question:hover { background: var(--slate-50); }

.faq-question svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--slate-400);
  transition: transform var(--transition);
}

.faq-item.open .faq-question svg { transform: rotate(180deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer-inner {
  padding: 0 1.5rem 1.25rem;
  color: var(--slate-600);
  line-height: 1.8;
}

.faq-item.open .faq-answer { max-height: 600px; }

/* CTA Banner */
.cta-banner {
  text-align: center;
  padding: 4rem 2rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--green-800), var(--sky-900));
  max-width: 900px;
  margin: 0 auto;
}

.cta-banner h2 { color: var(--white); margin-bottom: 1rem; }
.cta-banner p { color: rgba(255,255,255,0.8); margin-bottom: 2rem; max-width: 500px; margin-left: auto; margin-right: auto; }

/* Contact Form */
.contact-form {
  max-width: 640px;
  margin: 0 auto;
}

.form-group { margin-bottom: 1.25rem; }

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.938rem;
  color: var(--slate-700);
  margin-bottom: 0.375rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--slate-800);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--green-500);
  box-shadow: 0 0 0 3px rgba(16,185,129,0.15);
}

.form-group textarea { resize: vertical; min-height: 140px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* Page Hero (inner pages) */
.page-hero {
  padding: 8rem 0 3.5rem;
  background: linear-gradient(135deg, var(--green-900) 0%, var(--sky-900) 100%);
}

.page-hero h1 {
  color: var(--white);
  margin-bottom: 1rem;
}

.page-hero p {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.8);
  max-width: 600px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 1.5rem;
}

.breadcrumb a { color: rgba(255,255,255,0.6); }
.breadcrumb a:hover { color: var(--white); }

/* Content */
.content-section {
  padding: 4rem 0;
}

.prose {
  max-width: 780px;
  margin: 0 auto;
}

.prose h2 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.prose h3 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.prose p { font-size: 1.063rem; }

.prose ul, .prose ol {
  margin: 1rem 0;
  padding-left: 1.5rem;
  color: var(--slate-600);
}

.prose li { margin-bottom: 0.5rem; }

/* Footer */
.site-footer {
  background: var(--slate-900);
  color: var(--slate-400);
  padding: 4rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand .logo { color: var(--white); }
.footer-brand p { font-size: 0.938rem; color: var(--slate-400); max-width: 300px; }

.footer-col h4 {
  color: var(--white);
  font-size: 0.938rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-col ul {
  list-style: none;
  padding: 0;
}

.footer-col ul li { margin-bottom: 0.5rem; }

.footer-col ul a {
  font-size: 0.875rem;
  color: var(--slate-400);
  transition: color var(--transition);
}

.footer-col ul a:hover { color: var(--green-400); }

.footer-bottom {
  border-top: 1px solid var(--slate-800);
  padding: 1.5rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.813rem;
  color: var(--slate-500);
}

/* Responsive */
@media (max-width: 1024px) {
  .feature-row { grid-template-columns: 1fr; gap: 2rem; }
  .feature-row.reverse .feature-text { order: 1; }
  .feature-row.reverse .feature-media { order: 2; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 1rem;
    border-bottom: 1px solid var(--slate-200);
    box-shadow: var(--shadow-lg);
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .hero { padding: 8rem 0 4rem; }
  .section { padding: 3.5rem 0; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}