/* ---------- Design tokens ---------- */
:root {
  --color-primary: #4C9A2A;
  --color-primary-dark: #3B7A20;
  --color-accent: #8A7566;
  --color-text: #1A1A1A;
  --color-bg: #FAFAF8;
  --color-bg-alt: #EEF3E7;
  --color-border: #E0DED8;
  --color-white: #FFFFFF;

  --font-heading: 'Segoe UI', Arial, Helvetica, sans-serif;
  --font-body: 'Segoe UI', Arial, Helvetica, sans-serif;

  --container-max-width: 1200px;
  --radius-md: 8px;

  --spacing-1: 0.5rem;
  --spacing-2: 1rem;
  --spacing-3: 1.5rem;
  --spacing-4: 2rem;
  --spacing-6: 3rem;
}

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

body, h1, h2, h3, h4, p, figure, ul, ol {
  margin: 0;
}

ul, ol {
  padding: 0;
  list-style: none;
}

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

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

button {
  font: inherit;
  cursor: pointer;
  background: none;
  border: none;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

/* ---------- Accessibility utility ---------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-3);
}

.section {
  padding: var(--spacing-6) 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

.grid {
  display: grid;
  gap: var(--spacing-3);
}

.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }

@media (min-width: 768px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-md);
  font-weight: 700;
  border: 2px solid transparent;
}

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

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

/* ---------- Cards ---------- */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-3);
}

/* ---------- Site header / nav ---------- */
.site-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-2);
  padding-bottom: var(--spacing-2);
}

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

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--spacing-1);
}

.nav-toggle__bar {
  width: 24px;
  height: 3px;
  background: var(--color-text);
  border-radius: 2px;
}

.site-nav {
  display: none;
  width: 100%;
}

.site-nav--open {
  display: block;
}

.site-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
  padding-top: var(--spacing-2);
}

.site-nav a {
  font-weight: 600;
}

.site-nav a[aria-current="page"] {
  color: var(--color-primary);
}

@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }

  .site-header__inner {
    flex-wrap: nowrap;
  }

  .site-nav {
    display: block;
    width: auto;
  }

  .site-nav ul {
    flex-direction: row;
    gap: var(--spacing-3);
    padding-top: 0;
  }
}

/* ---------- Hero carousel ---------- */
.hero-carousel {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-bg-alt);
}

.hero-carousel__slide {
  display: none;
  padding: var(--spacing-6) var(--spacing-3);
  text-align: center;
}

.hero-carousel__slide--active {
  display: block;
}

.hero-carousel__prev,
.hero-carousel__next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--color-white);
  border-radius: 50%;
  width: 40px;
  height: 40px;
}

.hero-carousel__prev {
  left: var(--spacing-2);
}

.hero-carousel__next {
  right: var(--spacing-2);
}

/* ---------- Site footer ---------- */
.site-footer {
  background: var(--color-text);
  color: var(--color-white);
}

.site-footer__inner {
  display: grid;
  gap: var(--spacing-4);
  padding: var(--spacing-6) 0;
}

.site-footer__col h3 {
  color: var(--color-white);
  margin-bottom: var(--spacing-2);
}

.site-footer__col a {
  opacity: 0.85;
}

.site-footer__social {
  display: flex;
  gap: var(--spacing-2);
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: var(--spacing-2) 0;
  text-align: center;
  font-size: 0.875rem;
}

@media (min-width: 768px) {
  .site-footer__inner {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ---------- Inquiry form ---------- */
.inquiry-form {
  display: grid;
  gap: var(--spacing-2);
  max-width: 640px;
}

.inquiry-form label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-1);
}

.inquiry-form input,
.inquiry-form textarea {
  width: 100%;
  padding: var(--spacing-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font: inherit;
}

.inquiry-form__honeypot {
  position: absolute;
  left: -9999px;
}

.inquiry-form__status {
  min-height: 1.5rem;
  font-weight: 600;
}

.inquiry-form__status--success {
  color: var(--color-primary-dark);
}

.inquiry-form__status--error {
  color: #B3261E;
}