/* === Variables & Reset === */
:root {
  --green-dark: #4a6741;
  --green: #6b8e5b;
  --green-light: #7ba368;
  --grey-dark: #3d4f4f;
  --grey: #6b7b7b;
  --grey-light: #f5f7f5;
  --white: #ffffff;
  --text: #2d3a3a;
  --radius: 8px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--white);
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  line-height: 1.2;
}

a {
  color: var(--green-dark);
  text-decoration: none;
}

/* === Header === */
header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #e8ece8;
  z-index: 100;
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 96px;
}

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

.logo {
  height: 80px;
  width: auto;
}

nav {
  display: flex;
  gap: 32px;
}

nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--grey);
  transition: color 0.2s;
}

nav a:hover {
  color: var(--green-dark);
}

.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(--grey-dark);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* === Hero === */
.hero {
  padding: 100px 0 80px;
  text-align: center;
  background: linear-gradient(180deg, var(--grey-light) 0%, var(--white) 100%);
}

.hero h1 {
  font-size: 2.8rem;
  color: var(--green-dark);
  margin-bottom: 20px;
}

.hero .subtitle {
  font-size: 1.15rem;
  color: var(--grey);
  max-width: 640px;
  margin: 0 auto 36px;
}

/* === Button === */
.btn {
  display: inline-block;
  padding: 12px 32px;
  background: var(--green-dark);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s;
}

.btn:hover {
  background: var(--green);
}

.btn:disabled {
  background: var(--grey);
  cursor: not-allowed;
  opacity: 0.6;
}

/* === Services === */
.services {
  padding: 80px 0;
}

.services h2 {
  text-align: center;
  font-size: 2rem;
  color: var(--green-dark);
  margin-bottom: 48px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.card {
  padding: 32px;
  background: var(--grey-light);
  border-radius: var(--radius);
  border: 1px solid #e8ece8;
}

.card h3 {
  font-size: 1.15rem;
  color: var(--green-dark);
  margin-bottom: 10px;
}

.card p {
  color: var(--grey);
  font-size: 0.95rem;
}

/* === About === */
.about {
  padding: 80px 0;
  background: var(--grey-light);
}

.about h2 {
  font-size: 2rem;
  color: var(--green-dark);
  margin-bottom: 24px;
}

.about p {
  color: var(--grey-dark);
  max-width: 640px;
  margin-bottom: 16px;
  font-size: 1.05rem;
}

/* === Contact === */
.contact {
  padding: 80px 0;
}

.contact h2 {
  font-size: 2rem;
  color: var(--green-dark);
  margin-bottom: 12px;
}

.contact > .container > p {
  color: var(--grey);
  margin-bottom: 32px;
}

form {
  max-width: 520px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--grey-dark);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid #ccd5cc;
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  color: var(--text);
  background: var(--white);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(107, 142, 91, 0.15);
}

.cf-turnstile {
  margin-bottom: 20px;
}

form .btn {
  width: 100%;
}

/* === Footer === */
footer {
  padding: 32px 0;
  border-top: 1px solid #e8ece8;
  text-align: center;
}

footer p {
  font-size: 0.85rem;
  color: var(--grey);
}

/* === Thanks page === */
.thanks-page {
  padding: 120px 0;
  text-align: center;
}

.thanks-page h2 {
  color: var(--green-dark);
  margin-bottom: 16px;
}

.thanks-page p {
  color: var(--grey);
  margin-bottom: 32px;
}

/* === Mobile === */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  nav {
    position: absolute;
    top: 96px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--white);
    border-bottom: 1px solid #e8ece8;
    padding: 16px 24px;
    gap: 16px;
    display: none;
  }

  nav.open {
    display: flex;
  }

  .hero {
    padding: 64px 0 48px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero .subtitle {
    font-size: 1rem;
  }

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

  .services, .about, .contact {
    padding: 56px 0;
  }
}