/* ============================================================
   Highwoods Horticulture — Main Stylesheet
   All colours and spacing use CSS custom properties.
   To retheme the site, edit the :root block only.
   ============================================================ */

/* ── Custom Properties ──────────────────────────────────────── */
:root {
  /* Brand colours */
  --colour-primary:   #43554F;   /* dark teal — nav, headings, buttons */
  --colour-accent:    #CBDCDA;   /* soft blue-green — hero, card bg */
  --colour-white:     #FFFFFF;
  --colour-text:      #2C2C2C;   /* near-black for body text */
  --colour-text-muted: #5a6b65;  /* secondary text, captions */
  --colour-border:    #b5c9c6;   /* subtle dividers */
  --colour-hover:     #344840;   /* primary darkened ~10% for hover */

  /* Typography */
  --font-heading: 'Fraunces', Georgia, serif;
  --font-body:    'Public Sans', system-ui, sans-serif;

  /* Spacing scale */
  --space-xs:   0.5rem;
  --space-sm:   1rem;
  --space-md:   1.5rem;
  --space-lg:   2.5rem;
  --space-xl:   4rem;

  /* Layout */
  --max-width:  1100px;
  --nav-height: 64px;
  --radius:     6px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--colour-text);
  background: var(--colour-white);
  line-height: 1.65;
  font-size: 1rem;
}

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

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

ul {
  list-style: none;
}

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--colour-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
h4 { font-size: 1.05rem; }

p { margin-bottom: var(--space-sm); }
p:last-child { margin-bottom: 0; }

/* ── Layout Utilities ───────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.section {
  padding-block: var(--space-xl);
}

.section--accent {
  background: var(--colour-accent);
}

/* ── Navigation ─────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--colour-primary);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.nav__inner {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--colour-white);
  letter-spacing: 0.01em;
}

.nav__logo {
  height: 36px;
  width: auto;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav__item {
  position: relative;
}

.nav__link {
  color: var(--colour-accent);
  font-size: 0.95rem;
  font-weight: 500;
  padding: var(--space-xs) 0;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__link:hover,
.nav__link[aria-current="page"] {
  color: var(--colour-white);
}

/* Services dropdown */
.nav__dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  background: var(--colour-white);
  border: 1px solid var(--colour-border);
  border-radius: var(--radius);
  min-width: 220px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  z-index: 200;
}

.nav__item:hover .nav__dropdown,
.nav__item:focus-within .nav__dropdown {
  display: block;
}

.nav__dropdown-link {
  display: block;
  padding: var(--space-xs) var(--space-sm);
  color: var(--colour-text);
  font-size: 0.9rem;
  transition: background 0.15s, color 0.15s;
}

.nav__dropdown-link:hover {
  background: var(--colour-accent);
  color: var(--colour-primary);
}

/* Hamburger (mobile) */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  color: var(--colour-white);
}

.nav__toggle svg {
  display: block;
}

/* ── Hero (image background) ───────────────────────────────── */
.hero {
  position: relative;
  min-height: 55vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(67,85,79,0.65) 0%, rgba(67,85,79,0.8) 100%);
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
  padding-block: var(--space-xl);
}

.hero__tagline {
  font-size: clamp(0.9rem, 2vw, 1.1rem);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--colour-accent);
  margin-bottom: var(--space-sm);
}

.hero__title {
  color: var(--colour-white);
  margin-bottom: var(--space-md);
}

.hero__body {
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: var(--space-lg);
  color: rgba(255,255,255,0.9);
}

/* Hero variant with no image (fallback to accent bg) */
.hero--plain {
  min-height: auto;
  background: var(--colour-accent);
}

.hero--plain .hero__tagline { color: var(--colour-text-muted); }
.hero--plain .hero__title { color: var(--colour-primary); }
.hero--plain .hero__body { color: var(--colour-text-muted); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  border: 2px solid transparent;
}

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

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

.btn--outline {
  background: transparent;
  color: var(--colour-primary);
  border-color: var(--colour-primary);
}

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

/* ── Card Grid ──────────────────────────────────────────────── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.card {
  background: var(--colour-accent);
  border-radius: var(--radius);
  padding: var(--space-md);
  border: 1px solid var(--colour-border);
  transition: box-shadow 0.2s, transform 0.2s;
}

.card:hover {
  box-shadow: 0 6px 20px rgba(67,85,79,0.15);
  transform: translateY(-2px);
}

.card--white {
  background: var(--colour-white);
}

.card__icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
  line-height: 1;
}

.card__title {
  margin-bottom: var(--space-xs);
}

.card__body {
  font-size: 0.93rem;
  color: var(--colour-text-muted);
  margin-bottom: var(--space-sm);
}

.card__link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--colour-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.card__link:hover {
  color: var(--colour-hover);
}

/* ── Section Header ─────────────────────────────────────────── */
.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.section-header__subtitle {
  color: var(--colour-text-muted);
  max-width: 560px;
  margin-inline: auto;
  margin-top: var(--space-xs);
}

/* ── Service Detail (service sub-pages) ─────────────────────── */
.service-list {
  display: grid;
  gap: var(--space-md);
}

.service-item {
  background: var(--colour-white);
  border-left: 4px solid var(--colour-primary);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: var(--space-md);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.service-item__title {
  margin-bottom: var(--space-xs);
}

.service-item__body {
  color: var(--colour-text-muted);
  font-size: 0.95rem;
}

/* ── Page Hero (inner pages — with optional image) ──────────── */
.page-hero {
  position: relative;
  padding-block: var(--space-lg);
  text-align: center;
  overflow: hidden;
  background: var(--colour-accent);
}

.page-hero--image {
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.page-hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(67,85,79,0.7);
  z-index: 1;
}

.page-hero--image .container {
  position: relative;
  z-index: 2;
}

.page-hero--image h1 { color: var(--colour-white); }
.page-hero--image p { color: rgba(255,255,255,0.85); }
.page-hero--image .page-hero__breadcrumb a { color: var(--colour-accent); }

.page-hero__breadcrumb {
  font-size: 0.85rem;
  color: var(--colour-text-muted);
  margin-bottom: var(--space-xs);
}

.page-hero__breadcrumb a {
  color: var(--colour-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ── Contact Page ───────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.contact-detail__icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-top: 0.1em;
}

.contact-detail__label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--colour-text-muted);
  margin-bottom: 0.15rem;
}

.contact-detail__value a {
  color: var(--colour-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Contact form */
.contact-form {
  display: grid;
  gap: var(--space-sm);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--colour-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.65rem var(--space-sm);
  border: 1px solid var(--colour-border);
  border-radius: var(--radius);
  color: var(--colour-text);
  background: var(--colour-white);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--colour-primary);
  box-shadow: 0 0 0 3px rgba(67,85,79,0.15);
}

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

/* ── About Page ─────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.qualifications-list li {
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--colour-border);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.95rem;
}

.qualifications-list li::before {
  content: "✓";
  color: var(--colour-primary);
  font-weight: 700;
  flex-shrink: 0;
}

/* ── Split Section (image + text side by side) ──────────────── */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
  padding-block: var(--space-lg);
}

.split--reverse {
  direction: rtl;
}

.split--reverse > * {
  direction: ltr;
}

.split__image {
  border-radius: var(--radius);
  overflow: hidden;
  max-height: 400px;
}

.split__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.split__text h2,
.split__text h3 {
  margin-bottom: var(--space-sm);
}

/* ── Profile Card (About page) ──────────────────────────────── */
.profile {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.profile__photo {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 3/4;
}

.profile__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile__name {
  margin-bottom: 0.2rem;
}

.profile__role {
  color: var(--colour-text-muted);
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
}

/* ── Service Bullet Lists (consistent across pages) ─────────── */
.service-bullets {
  margin: 0.75rem 0 0.75rem 1.2rem;
  color: var(--colour-text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
  list-style: disc;
}

.service-bullets li {
  list-style: disc;
}

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  background: var(--colour-primary);
  color: var(--colour-accent);
  padding-block: var(--space-lg);
  font-size: 0.9rem;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-lg);
}

.footer__brand {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--colour-white);
  margin-bottom: var(--space-sm);
}

.footer__tagline {
  color: var(--colour-accent);
  font-size: 0.85rem;
}

.footer__heading {
  font-family: var(--font-body);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--colour-white);
  margin-bottom: var(--space-sm);
}

.footer__list li {
  margin-bottom: 0.35rem;
}

.footer__list a {
  color: var(--colour-accent);
  transition: color 0.2s;
}

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

.footer__contact a {
  color: var(--colour-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer__bottom {
  margin-top: var(--space-lg);
  padding-top: var(--space-sm);
  border-top: 1px solid rgba(203,220,218,0.2);
  text-align: center;
  font-size: 0.8rem;
  color: rgba(203,220,218,0.7);
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  /* Nav: show hamburger, hide link list by default */
  .nav__toggle {
    display: block;
  }

  .nav__list {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--colour-primary);
    padding: var(--space-sm) var(--space-md);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  }

  /* JS adds .is-open to <nav> to toggle the mobile menu */
  .nav.is-open .nav__list {
    display: flex;
  }

  .nav__item {
    width: 100%;
    border-bottom: 1px solid rgba(203,220,218,0.15);
  }

  .nav__link {
    padding-block: var(--space-sm);
    width: 100%;
  }

  .nav__dropdown {
    position: static;
    box-shadow: none;
    border: none;
    background: rgba(0,0,0,0.15);
    border-radius: 0;
    margin-top: 0;
  }

  /* Show dropdown immediately on mobile when parent has .is-open */
  .nav__item.is-open .nav__dropdown {
    display: block;
  }

  .nav__dropdown-link {
    color: var(--colour-accent);
    padding-left: var(--space-md);
  }

  .nav__dropdown-link:hover {
    background: rgba(0,0,0,0.1);
    color: var(--colour-white);
  }

  /* Layouts */
  .about-grid,
  .contact-grid,
  .split,
  .profile {
    grid-template-columns: 1fr;
  }

  .split--reverse {
    direction: ltr;
  }

  .profile__photo {
    max-width: 280px;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}

@media (max-width: 480px) {
  :root {
    --space-xl: 2.5rem;
    --space-lg: 2rem;
  }
}