:root {
  --header-bg: #015723;
  --header-text: #ffffff;
  --header-line: #f6f6f6;
  --header-surface: #ffffff;
  --header-link: #111111;
  --header-toggle: #015723;
  --header-mobile-bg: #015723;
  --header-mobile-link: #ffffff;
  --header-mobile-line: rgba(255, 255, 255, 0.75);
  --modal-overlay: rgba(9, 20, 14, 0.72);
  --modal-panel: #ffffff;
  --modal-accent: #02501f;
  --modal-border: #d8e1da;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  overflow-x: hidden;
}

body.modal-open {
  overflow: hidden;
}

img {
  max-width: 100%;
}

main,
section,
figure {
  max-width: 100%;
}

.site-header {
  background: var(--header-surface);
  color: var(--header-link);
  padding: 0.9rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  color: var(--header-link);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.brand-mark {
  font-size: 0.9rem;
  line-height: 1;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-text img {
  width: 150px;
  height: 70px;
  object-fit: contain;
  display: block;
}

.brand-name {
  font: 700 2rem/1 "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  letter-spacing: 1.2px;
}

.brand-tagline {
  font: 500 0.68rem/1.2 "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  letter-spacing: 1.8px;
  opacity: 0.9;
  text-transform: capitalize;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.header-nav a {
  color: var(--header-link);
  text-decoration: none;
  font: 600 1rem/1.2 "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding-bottom: 0.55rem;
  border-bottom: 2px solid transparent;
}

.header-nav a.active {
  color: var(--header-bg);
  border-bottom-color: var(--header-bg);
}

.menu-toggle {
  display: none;
  width: 2.25rem;
  height: 2rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  margin: 0.32rem 0;
  background: var(--header-toggle);
}

.contact-modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 1.25rem;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.contact-modal.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.contact-modal__backdrop {
  position: absolute;
  inset: 0;
  background: var(--modal-overlay);
}

.contact-modal__dialog {
  position: relative;
  width: min(100%, 920px);
  max-height: min(100vh - 2.5rem, 760px);
  overflow: auto;
  background: var(--modal-panel);
  border-radius: 24px;
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.28);
}

.contact-modal__close {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  border-radius: 999px;
  background: rgba(2, 80, 31, 0.08);
  color: #143321;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
}

.contact-modal__content {
  display: grid;
  grid-template-columns: minmax(240px, 0.95fr) minmax(0, 1.05fr);
}

.contact-modal__intro {
  background: linear-gradient(160deg, #02501f 0%, #0d6a31 100%);
  color: #ffffff;
  padding: 2.5rem 2rem;
}

.contact-modal__eyebrow {
  margin: 0 0 0.75rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font: 700 0.78rem/1.2 "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.contact-modal__intro h2 {
  margin: 0;
  font: italic 500 clamp(2rem, 4vw, 3.2rem)/1.05 "Times New Roman", Georgia, serif;
}

.contact-modal__intro p {
  margin: 1rem 0 0;
  font: 400 1rem/1.7 "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.contact-modal__form {
  padding: 2.5rem 2rem 2rem;
}

.contact-modal__field,
.contact-modal__field-row {
  display: grid;
  gap: 0.45rem;
}

.contact-modal__field + .contact-modal__field,
.contact-modal__field-row,
.contact-modal__field-row + .contact-modal__field {
  margin-top: 1rem;
}

.contact-modal__field-row {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.contact-modal__field label {
  color: #1b1b1b;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font: 700 0.8rem/1.2 "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.contact-modal__field input,
.contact-modal__field textarea {
  width: 100%;
  border: 1px solid var(--modal-border);
  border-radius: 14px;
  padding: 0.9rem 1rem;
  color: #111111;
  font: 400 0.95rem/1.5 "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.contact-modal__field textarea {
  resize: vertical;
  min-height: 132px;
}

.contact-modal__submit {
  margin-top: 1.25rem;
  width: 100%;
  border: 1px solid #1f5c39;
  border-radius: 999px;
  background: var(--modal-accent);
  color: #ffffff;
  padding: 0.95rem 1.5rem;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font: 700 0.82rem/1 "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.toast-stack {
  position: fixed;
  top: 1rem;
  right: 1rem;
  display: grid;
  gap: 0.75rem;
  width: min(calc(100vw - 2rem), 360px);
  z-index: 2200;
  pointer-events: none;
}

.toast {
  display: grid;
  gap: 0.25rem;
  padding: 0.95rem 1rem;
  border-radius: 16px;
  color: #ffffff;
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.18);
  transform: translateY(-8px);
  opacity: 0;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.toast.is-visible {
  transform: translateY(0);
  opacity: 1;
}

.toast--success {
  background: linear-gradient(135deg, #02501f 0%, #0d6a31 100%);
}

.toast--error {
  background: linear-gradient(135deg, #8d1d14 0%, #c93d2f 100%);
}

.toast__title {
  margin: 0;
  font: 700 0.9rem/1.2 "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.toast__message {
  margin: 0;
  font: 400 0.9rem/1.45 "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

@media (max-width: 920px) {
  .menu-toggle {
    display: block;
  }

  .header-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--header-mobile-bg);
    padding: 0.75rem 1.5rem 1rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.9rem;
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.14);
  }

  .site-header {
    position: relative;
  }

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

  .brand-name {
    font-size: 1.55rem;
  }

  .brand-tagline {
    letter-spacing: 1.1px;
  }

  .header-inner {
    gap: 1rem;
  }

  .header-nav a {
    color: var(--header-mobile-link);
    border-bottom-color: transparent;
  }

  .header-nav a.active {
    color: var(--header-mobile-link);
    border-bottom-color: var(--header-mobile-line);
  }

  .brand-text img {
    width: 120px;
    height: auto;
  }
}

@media (max-width: 680px) {
  .site-header {
    padding: 0.75rem 1rem;
  }

  .header-nav {
    padding: 0.75rem 1rem 1rem;
  }

  .header-nav a {
    font-size: 0.92rem;
  }

  .contact-modal {
    padding: 0.75rem;
  }

  .contact-modal__dialog {
    border-radius: 20px;
    max-height: calc(100vh - 1.5rem);
  }

  .contact-modal__content {
    grid-template-columns: 1fr;
  }

  .contact-modal__intro,
  .contact-modal__form {
    padding: 1.5rem 1.25rem;
  }

  .contact-modal__field-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .contact-modal__field input,
  .contact-modal__field textarea {
    font-size: 16px;
  }
}

@media (max-width: 480px) {
  .menu-toggle {
    width: 2rem;
  }

  .brand-text img {
    width: 104px;
  }

  .contact-modal__close {
    top: 0.6rem;
    right: 0.6rem;
  }

  .toast-stack {
    top: auto;
    right: 0.75rem;
    bottom: 0.75rem;
    width: calc(100vw - 1.5rem);
  }
}