/* === Reset & Base === */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --green-dark: #2d5016;
  --green-mid: #4a7c28;
  --green-light: #6fa33e;
  --green-pale: #e8f5e0;
  --earth-brown: #5c4033;
  --earth-light: #f5f0eb;
  --white: #ffffff;
  --text: #333333;
  --text-light: #666666;
  --shadow: rgba(0, 0, 0, 0.1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--white);
}

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

ul {
  list-style: none;
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* === Header / Nav === */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: var(--white);
  box-shadow: 0 2px 8px var(--shadow);
  z-index: 1000;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav__logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green-dark);
}

.nav__logo span {
  color: var(--green-light);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav__links a {
  font-weight: 500;
  color: var(--text);
  transition: color 0.2s;
}

.nav__links a:hover {
  color: var(--green-mid);
}

.lang-switcher {
  display: flex;
  gap: 0.35rem;
}

.lang-toggle {
  background: var(--green-mid);
  color: var(--white);
  border: none;
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.8rem;
  transition: background 0.2s;
}

.lang-toggle:hover {
  background: var(--green-dark);
}

.lang-toggle--active {
  background: var(--green-dark);
  pointer-events: none;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--green-dark);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* === Hero === */
.hero {
  margin-top: 70px;
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green-mid) 50%, var(--green-light) 100%);
  color: var(--white);
  text-align: center;
  padding: 6rem 1.25rem 5rem;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto 2rem;
  opacity: 0.92;
}

.btn {
  display: inline-block;
  background: var(--white);
  color: var(--green-dark);
  padding: 0.85rem 2.2rem;
  border-radius: 6px;
  font-weight: 700;
  font-size: 1rem;
  transition: transform 0.2s, box-shadow 0.2s;
  border: none;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.btn--green {
  background: var(--green-mid);
  color: var(--white);
}

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

/* === Sections (shared) === */
.section {
  padding: 5rem 0;
}

.section--alt {
  background: var(--green-pale);
}

.section__title {
  text-align: center;
  font-size: 2rem;
  color: var(--green-dark);
  margin-bottom: 0.5rem;
}

.section__subtitle {
  text-align: center;
  color: var(--text-light);
  margin-bottom: 3rem;
  font-size: 1.05rem;
}

/* === Services === */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  border-radius: 10px;
  padding: 2rem 1.5rem;
  text-align: center;
  box-shadow: 0 2px 12px var(--shadow);
  transition: transform 0.25s, box-shadow 0.25s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.service-card__icon {
  font-size: 2.8rem;
  margin-bottom: 1rem;
}

.service-card h3 {
  font-size: 1.15rem;
  color: var(--green-dark);
  margin-bottom: 0.5rem;
}

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

/* === About === */
.about-content {
  max-width: 750px;
  margin: 0 auto;
  text-align: center;
  font-size: 1.05rem;
  color: var(--text-light);
  line-height: 1.8;
}

.about-content p + p {
  margin-top: 1rem;
}

/* === Contact === */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.3rem;
  color: var(--green-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid #ddd;
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.2s;
  background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--green-mid);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.contact-form .btn {
  align-self: flex-start;
}

.form-status {
  padding: 0.75rem 1rem;
  border-radius: 6px;
  font-weight: 500;
  display: none;
}

.form-status--success {
  display: block;
  background: var(--green-pale);
  color: var(--green-dark);
}

.form-status--error {
  display: block;
  background: #fde8e8;
  color: #b91c1c;
}

/* === Footer === */
.footer {
  background: var(--green-dark);
  color: var(--white);
  text-align: center;
  padding: 2rem 1.25rem;
  font-size: 0.9rem;
}

.footer__socials {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 1rem;
}

.footer__socials a {
  color: var(--green-pale);
  font-size: 1.2rem;
  transition: color 0.2s;
}

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

/* === Service Detail Page === */
.service-detail {
  margin-top: 70px;
  padding: 4rem 0;
}

.service-detail__header {
  text-align: center;
  margin-bottom: 3rem;
}

.service-detail__icon {
  font-size: 4rem;
  margin-bottom: 1rem;
}

.service-detail__header h1 {
  font-size: 2.2rem;
  color: var(--green-dark);
  margin-bottom: 0.5rem;
}

.service-detail__body {
  max-width: 750px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-light);
}

.service-detail__body p + p {
  margin-top: 1rem;
}

.service-detail__body ul {
  list-style: disc;
  margin: 1rem 0 1rem 1.5rem;
  color: var(--text-light);
}

.service-detail__body ul li + li {
  margin-top: 0.4rem;
}

.service-detail__cta {
  text-align: center;
  margin-top: 3rem;
}

.back-link {
  display: inline-block;
  margin-top: 1rem;
  color: var(--green-mid);
  font-weight: 500;
}

.back-link:hover {
  color: var(--green-dark);
}

/* === Before & After Gallery === */
.before-after {
  margin-top: 3rem;
}

.before-after__title {
  text-align: center;
  font-size: 1.4rem;
  color: var(--green-dark);
  margin-bottom: 1.5rem;
}

.before-after__grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.before-after__pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  background: var(--green-pale);
  border-radius: 10px;
  padding: 1rem;
}

.before-after__item {
  display: flex;
  flex-direction: column;
}

.before-after__item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 6px;
  background: #ddd;
}

/* Placeholder styling when no real image is loaded */
.before-after__placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 6px;
  background: linear-gradient(135deg, #d4e4c8 0%, #b8d4a3 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-dark);
  font-size: 0.95rem;
  font-weight: 500;
  text-align: center;
  padding: 1rem;
  border: 2px dashed var(--green-mid);
}

.before-after__label {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.before-after__label--before {
  color: var(--earth-brown);
}

.before-after__label--after {
  color: var(--green-mid);
}

@media (max-width: 480px) {
  .before-after__pair {
    grid-template-columns: 1fr;
  }
}

/* === Service card as link === */
a.service-card {
  display: block;
  color: inherit;
}

/* === Responsive === */
@media (max-width: 768px) {
  .nav__links {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--white);
    flex-direction: column;
    padding: 1.5rem 0;
    gap: 1.25rem;
    box-shadow: 0 4px 12px var(--shadow);
    transform: translateY(-120%);
    transition: transform 0.3s ease;
  }

  .nav__links.open {
    transform: translateY(0);
  }

  .hamburger {
    display: flex;
  }

  .hero {
    padding: 4rem 1.25rem 3.5rem;
  }

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

  .hero p {
    font-size: 1.05rem;
  }

  .section {
    padding: 3.5rem 0;
  }

  .section__title {
    font-size: 1.6rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.65rem;
  }

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