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

:root {
  color-scheme: light;
  --bg: #f5f7f8;
  --text: #1c2d35;
  --muted: #4a5c65;
  --primary: #1f4b5f;
  --accent: #77b7c6;
  --light: #ffffff;
  --border: #d5dde1;
  --shadow: 0 18px 40px rgba(31, 75, 95, 0.12);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--primary);
  color: var(--light);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  z-index: 10;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.site-header {
  background: var(--light);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 9;
}

.header-row {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
}

.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  position: relative;
}

.logo-mark::after {
  content: "";
  position: absolute;
  inset: 8px;
  border-top: 2px solid var(--accent);
  border-right: 2px solid var(--accent);
  transform: rotate(45deg);
}

.menu-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.4rem 0.8rem;
  font-weight: 600;
}

.menu-icon {
  width: 18px;
  height: 12px;
  border-top: 2px solid var(--text);
  border-bottom: 2px solid var(--text);
  position: relative;
}

.menu-icon::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 4px;
  border-top: 2px solid var(--text);
}

.site-nav {
  display: flex;
}

.nav-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: none;
  flex-direction: column;
  gap: 0.75rem;
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: 12px;
  position: absolute;
  right: 4vw;
  top: 64px;
  min-width: 200px;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.nav-links.is-open {
  display: flex;
}

.nav-links a {
  font-weight: 600;
  color: var(--text);
}

.hero {
  padding: 3rem 0 2rem;
}

.hero-row {
  gap: 2rem;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.5rem;
  background: var(--light);
  border-radius: 20px;
  border: 1px solid var(--border);
}

.wind-icon {
  width: 160px;
  height: 160px;
}

.hero-caption {
  color: var(--muted);
}

.section {
  padding: 2.5rem 0;
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.split {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.split-text,
.split-box {
  background: var(--light);
  padding: 1.5rem;
  border-radius: 16px;
  border: 1px solid var(--border);
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.checklist li::before {
  content: "v ";
  color: var(--primary);
  font-weight: 700;
}

.cards {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.card {
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.price {
  font-weight: 700;
  color: var(--primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.7rem 1.4rem;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

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

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

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

.btn.small {
  padding: 0.4rem 1rem;
  font-size: 0.9rem;
}

.hero-actions,
.section-action {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.testimonials {
  background: var(--light);
}

.testimonial-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.testimonial {
  background: var(--bg);
  border-radius: 16px;
  padding: 1.5rem;
  border: 1px solid var(--border);
}

.testimonial blockquote {
  margin: 0 0 0.6rem;
  font-weight: 600;
}

.site-footer {
  background: var(--light);
  border-top: 1px solid var(--border);
  padding: 2rem 0 1rem;
}

.footer-row {
  gap: 2rem;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.cookie-banner {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1rem;
  width: min(960px, 92vw);
  box-shadow: var(--shadow);
  display: none;
  z-index: 20;
}

.cookie-banner.is-visible {
  display: flex;
}

.cookie-banner-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.cookie-modal {
  position: fixed;
  inset: 0;
  background: rgba(28, 45, 53, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 30;
}

.cookie-modal.is-open {
  display: flex;
}

.cookie-modal-content {
  background: var(--light);
  border-radius: 16px;
  padding: 1.5rem;
  max-width: 520px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cookie-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.modal-close {
  border: 1px solid var(--border);
  background: none;
  border-radius: 999px;
  width: 36px;
  height: 36px;
  font-size: 1.4rem;
  line-height: 1;
}

.cookie-options {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.6rem 0.8rem;
  background: var(--bg);
}

.legal {
  background: var(--light);
  border-radius: 16px;
  padding: 1.5rem;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 768px) {
  .nav-links {
    position: static;
    display: flex;
    flex-direction: row;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
  }

  .menu-toggle {
    display: none;
  }

  .hero-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .split {
    flex-direction: row;
  }

  .cards {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .card {
    flex: 1 1 280px;
  }

  .testimonial-list {
    flex-direction: row;
  }

  .testimonial {
    flex: 1 1 240px;
  }

  .footer-row {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .hero {
    padding: 4rem 0;
  }

  .section {
    padding: 3rem 0;
  }
}