/* ============================================
   THEME VARIABLES — change these to re-brand
   the whole site in one place.
   ============================================ */
:root {
  --color-primary: #1d8ce0;       /* main brand color — matches the blue in the logo droplet */
  --color-primary-dark: #123a63;  /* hover state — matches the deep navy in the logo */
  --color-secondary: #0f2a4a;     /* dark text / footer background — logo wordmark navy */
  --color-accent-green: #4caf50;  /* logo leaf green — used sparingly for eco accents */
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;        /* light section background for contrast */
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-border: #e2e8f0;
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius: 10px;
  --shadow: 0 4px 16px rgba(15, 23, 42, 0.08);
  --max-width: 1140px;
}

/* ============================================
   RESET & BASE
   ============================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.25;
  color: var(--color-secondary);
}

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

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 72px 0; }
.section-alt { background: var(--color-bg-alt); }

.section-heading { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-heading h2 { font-size: 2rem; margin-bottom: 12px; }
.section-heading p { color: var(--color-text-light); }

.eyebrow {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.2s ease;
}

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

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

.btn-outline-dark {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-outline-dark:hover { background: var(--color-primary); color: #fff; }

/* ============================================
   HEADER / NAV
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88px;
}

.logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--color-secondary);
  display: flex;
  align-items: center;
}
.logo span { color: var(--color-primary); }
.logo-img {
  height: 56px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--color-text);
  font-weight: 500;
}
.nav-links a.active { color: var(--color-primary); }

.nav-cta { display: flex; align-items: center; gap: 20px; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  width: 26px;
  height: 2px;
  background: var(--color-secondary);
  border-radius: 2px;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  padding: 96px 0;
}
.hero-inner { max-width: 700px; }
.hero h1 { color: #fff; font-size: 2.75rem; margin-bottom: 20px; }
.hero p { font-size: 1.15rem; opacity: 0.92; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.page-hero {
  background: var(--color-secondary);
  color: #fff;
  padding: 64px 0;
  text-align: center;
}
.page-hero h1 { color: #fff; margin-bottom: 8px; }
.page-hero p { color: #cbd5e1; }

/* ============================================
   GRIDS / CARDS
   ============================================ */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}
.card .icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(76, 175, 80, 0.12);
  color: var(--color-accent-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}
.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { color: var(--color-text-light); font-size: 0.95rem; }
.card .price { font-weight: 700; color: var(--color-primary); margin: 12px 0; }

/* ============================================
   TESTIMONIAL
   ============================================ */
.testimonial {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}
.testimonial p { font-size: 1.3rem; font-style: italic; color: var(--color-secondary); margin-bottom: 16px; }
.testimonial .author { color: var(--color-text-light); font-weight: 600; }

/* ============================================
   CTA BAND
   ============================================ */
.cta-band {
  background: var(--color-secondary);
  color: #fff;
  text-align: center;
  padding: 64px 0;
}
.cta-band h2 { color: #fff; margin-bottom: 12px; }
.cta-band p { color: #cbd5e1; margin-bottom: 28px; }

/* ============================================
   ABOUT / VALUES
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 32px;
}

/* ============================================
   CONTACT
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.contact-info-item { margin-bottom: 24px; }
.contact-info-item h4 { margin-bottom: 4px; }
.contact-info-item p { color: var(--color-text-light); }

form .form-row { margin-bottom: 18px; }
form label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.9rem; }
form input, form textarea, form select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem;
}
form input:focus, form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* ============================================
   FOOTER
   ============================================ */
footer {
  background: var(--color-secondary);
  color: #cbd5e1;
  padding: 48px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
footer h4 { color: #fff; margin-bottom: 14px; font-size: 1rem; }
footer ul { list-style: none; }
footer li { margin-bottom: 8px; }
footer a { color: #cbd5e1; }
footer a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  color: #94a3b8;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 860px) {
  .grid-3, .about-grid, .values-grid, .contact-grid, .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero h1 { font-size: 2.1rem; }
}

@media (max-width: 720px) {
  .nav-links, .nav-cta .btn {
    display: none;
  }
  .hamburger { display: flex; }

  .nav-wrap.menu-open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 88px;
    left: 0;
    right: 0;
    background: #fff;
    padding: 20px 24px;
    gap: 18px;
    border-bottom: 1px solid var(--color-border);
  }
}