/* Eolic Renewables — brand-aligned styles */

:root {
  --color-navy: #001567;
  --color-navy-dark: #000e42;
  --color-navy-mid: #002080;
  --color-silver: #8b9199;
  --color-silver-light: #c8ccd2;
  --color-silver-bg: #ebeef2;
  --color-bg: #f5f6f8;
  --color-surface: #ffffff;
  --color-text: #001040;
  --color-text-muted: #4a5580;
  --color-border: #d8dce4;
  --font-sans: "Inter", system-ui, sans-serif;
  --font-display: "Montserrat", system-ui, sans-serif;
  --radius: 8px;
  --radius-lg: 16px;
  --shadow: 0 4px 24px rgba(0, 21, 103, 0.06);
  --shadow-lg: 0 16px 48px rgba(0, 21, 103, 0.1);
  --header-h: 80px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-navy);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--color-navy-mid);
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

/* Header */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo:hover {
  opacity: 0.85;
}

.logo-img {
  height: 48px;
  width: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.main-nav a {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.main-nav a:hover {
  color: var(--color-navy);
}

.nav-cta {
  background: var(--color-navy);
  color: #fff !important;
  padding: 0.625rem 1.375rem;
  border-radius: 4px;
  letter-spacing: 0.04em;
}

.nav-cta:hover {
  background: var(--color-navy-dark);
  color: #fff !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

/* Hero */

.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 40% at 95% 10%, rgba(200, 204, 210, 0.35) 0%, transparent 55%),
    radial-gradient(ellipse 45% 35% at 5% 90%, rgba(0, 21, 103, 0.04) 0%, transparent 50%),
    linear-gradient(180deg, #ffffff 0%, var(--color-bg) 100%);
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 21, 103, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 21, 103, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black 30%, transparent 95%);
}

.hero-layout {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding-block: 4rem 5rem;
}

.hero-content {
  max-width: 560px;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-logo {
  width: min(100%, 420px);
  height: auto;
  filter: drop-shadow(0 8px 32px rgba(0, 21, 103, 0.08));
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-navy);
  margin-bottom: 1.5rem;
}

.hero-label::before,
.hero-label::after {
  content: "";
  display: block;
  width: 24px;
  height: 1px;
  background: var(--color-navy);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4.5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--color-navy);
  margin-bottom: 1.25rem;
}

.hero-lead {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 2rem;
}

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

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8125rem 1.625rem;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 4px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.btn-primary {
  background: var(--color-navy);
  color: #fff;
  box-shadow: 0 2px 12px rgba(0, 21, 103, 0.25);
}

.btn-primary:hover {
  background: var(--color-navy-dark);
  color: #fff;
  box-shadow: 0 4px 16px rgba(0, 21, 103, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--color-navy);
  border-color: var(--color-navy);
}

.btn-secondary:hover {
  background: var(--color-navy);
  color: #fff;
}

.btn-full {
  width: 100%;
}

/* Stats */

.stats {
  background: var(--color-navy);
  border-block: none;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.08);
}

.stat {
  background: var(--color-navy);
  padding: 2rem 1.5rem;
  text-align: center;
}

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #fff;
  margin-bottom: 0.375rem;
}

.stat-label {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.4;
}

/* Sections */

.section {
  padding-block: 5rem;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-navy);
  margin-bottom: 0.75rem;
}

.section-label::before,
.section-label::after {
  content: "";
  display: block;
  width: 20px;
  height: 1px;
  background: var(--color-silver);
}

.section-header {
  max-width: 560px;
  margin-bottom: 3rem;
}

.section-header h2,
.about-text h2,
.contact-info h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.375rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-navy);
  margin-bottom: 1rem;
}

.section-intro {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

/* About */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.about-text p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-navy);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.about-card h3 {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 1.25rem;
}

.about-card ul {
  list-style: none;
}

.about-card li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.875rem;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.about-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 2px;
  background: var(--color-silver);
}

.about-card li:last-child {
  margin-bottom: 0;
}

/* Services */

.services {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: box-shadow 0.2s, border-color 0.2s, transform 0.2s;
}

.service-card:hover {
  box-shadow: var(--shadow);
  border-color: var(--color-silver-light);
  transform: translateY(-2px);
}

.service-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-navy);
  color: #fff;
  border-radius: 4px;
  margin-bottom: 1.25rem;
}

.service-icon svg {
  width: 22px;
  height: 22px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 0.625rem;
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Approach */

.process-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.process-list li {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.process-step {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-silver);
  line-height: 1;
  padding-top: 0.125rem;
}

.process-list h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 0.375rem;
}

.process-list p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* CTA Banner */

.cta-banner {
  padding-block: 4rem;
}

.cta-inner {
  text-align: center;
  background: linear-gradient(135deg, var(--color-navy-dark) 0%, var(--color-navy) 60%, var(--color-navy-mid) 100%);
  color: #fff;
  padding: 3.5rem 2rem;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.cta-inner::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 85% 15%, rgba(200, 204, 210, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 15% 85%, rgba(255, 255, 255, 0.05) 0%, transparent 35%);
  pointer-events: none;
}

.cta-inner h2,
.cta-inner p,
.cta-inner .btn {
  position: relative;
}

.cta-inner h2 {
  font-family: var(--font-display);
  font-size: clamp(1.375rem, 3vw, 1.875rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 0.75rem;
}

.cta-inner p {
  opacity: 0.8;
  margin-bottom: 1.5rem;
  max-width: 480px;
  margin-inline: auto;
}

.cta-inner .btn-primary {
  background: #fff;
  color: var(--color-navy);
  box-shadow: none;
}

.cta-inner .btn-primary:hover {
  background: var(--color-silver-bg);
  color: var(--color-navy-dark);
}

/* Contact */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info p {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

address {
  font-style: normal;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 1.5rem;
}

.contact-label {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-silver);
}

.contact-form-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-navy);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.contact-form-wrap h3 {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 1.5rem;
}

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.375rem;
  color: var(--color-text);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 0.9375rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px rgba(0, 21, 103, 0.08);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

/* Thank you page */

.thank-you-page {
  min-height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  padding-block: 4rem;
}

.thank-you-inner {
  max-width: 560px;
  text-align: center;
  margin-inline: auto;
}

.thank-you-inner .section-label {
  justify-content: center;
}

.thank-you-inner h1 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 1rem;
  white-space: nowrap;
}

.thank-you-inner p {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}

/* Footer */

.site-footer {
  background: var(--color-surface);
  color: var(--color-text-muted);
  padding-block: 3rem;
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem 3rem;
}

.footer-logo {
  height: 56px;
  width: auto;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  font-size: 0.875rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-content: start;
}

.footer-links a {
  color: var(--color-text-muted);
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

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

.footer-copy {
  grid-column: 1 / -1;
  font-size: 0.8125rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-silver);
}

/* Responsive */

@media (max-width: 900px) {
  .hero-layout {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: none;
  }

  .hero-label {
    justify-content: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-visual {
    order: -1;
  }

  .hero-logo {
    width: min(100%, 320px);
  }

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

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .process-list {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  :root {
    --header-h: 72px;
  }

  .logo-img {
    height: 40px;
  }

  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem;
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s, opacity 0.25s;
    box-shadow: var(--shadow-lg);
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .main-nav a {
    padding: 0.875rem 1rem;
    border-radius: 4px;
  }

  .main-nav a:hover {
    background: var(--color-bg);
  }

  .nav-cta {
    text-align: center;
    margin-top: 0.5rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .stat {
    padding: 1.5rem 1rem;
  }

  .hero-layout {
    padding-block: 2.5rem 3.5rem;
  }

  .section {
    padding-block: 3.5rem;
  }

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

  .footer-links {
    gap: 1rem;
  }

  .footer-logo {
    height: 48px;
  }
}