@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@400;600;700&display=swap');

/* ===========================
   ROOT VARIABLES
=========================== */
:root {
  --forest:    #0B6B3A;
  --eco:       #22C55E;
  --eco-dark:  #16A34A;
  --beige:     #F4F1EA;
  --charcoal:  #1A1A1A;
  --gray-soft: #E5E7EB;
  --gray-mid:  #6B7280;
  --white:     #FFFFFF;
  --overlay:   rgba(11, 51, 25, 0.55);

  --font-sans:    'Inter', sans-serif;
  --font-display: 'Playfair Display', serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.16);

  --transition: 300ms ease;
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--charcoal);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
}

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

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

ul {
  list-style: none;
}

/* ===========================
   UTILITY CLASSES
=========================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-pad {
  padding: 96px 0;
}

.section-pad-sm {
  padding: 64px 0;
}

.text-center { text-align: center; }

.eco-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--forest);
  background: rgba(34, 197, 94, 0.12);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--charcoal);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--gray-mid);
  max-width: 600px;
  line-height: 1.75;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--forest);
  color: var(--white);
}
.btn-primary:hover {
  background: #094f2b;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(11, 107, 58, 0.3);
}

.btn-eco {
  background: var(--eco);
  color: var(--white);
}
.btn-eco:hover {
  background: var(--eco-dark);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--forest);
  border: 2px solid var(--forest);
}
.btn-outline:hover {
  background: var(--forest);
  color: var(--white);
}

.btn-white {
  background: var(--white);
  color: var(--forest);
}
.btn-white:hover {
  background: var(--beige);
}

/* ===========================
   NAVIGATION
=========================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 24px;
}

.navbar {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-md);
  padding: 14px 28px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo-mark {
  width: 38px;
  height: 38px;
  background: var(--forest);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.nav-logo-mark svg {
  width: 22px;
  height: 22px;
  fill: var(--white);
}

.nav-logo-text {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--forest);
  letter-spacing: 0.08em;
}

.nav-logo-sub {
  font-size: 0.6rem;
  font-weight: 400;
  color: var(--gray-mid);
  letter-spacing: 0.04em;
  display: block;
  line-height: 1.2;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--charcoal);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--forest);
  background: rgba(11, 107, 58, 0.07);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-cta a.btn {
  padding: 10px 20px;
  font-size: 0.85rem;
}

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

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--charcoal);
  border-radius: 2px;
  transition: all var(--transition);
}

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--white);
  z-index: 99;
  padding: 100px 32px 40px;
  flex-direction: column;
  gap: 4px;
}

.mobile-nav a {
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--charcoal);
  padding: 14px 0;
  border-bottom: 1px solid var(--gray-soft);
  transition: color var(--transition);
}

.mobile-nav a:hover {
  color: var(--forest);
}

.mobile-nav.open {
  display: flex;
}

/* ===========================
   PAGE HERO (inner pages)
=========================== */
.page-hero {
  background: linear-gradient(135deg, #0b3320 0%, #0B6B3A 100%);
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: linear-gradient(260deg, yellow, 22%, #0a2415 60%);
  top: -150px;
  right: -10px;
}

.page-hero-content {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.page-hero p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  max-width: 560px;
  line-height: 1.75;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 16px;
}

.breadcrumb a {
  color: var(--eco);
}

.breadcrumb span {
  color: rgba(255,255,255,0.3);
}

/* ===========================
   FOOTER
=========================== */
.site-footer {
  background: #0a2415;
  color: rgba(255,255,255,0.7);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.75;
  margin: 16px 0 24px;
  max-width: 280px;
}

.footer-socials {
  display: flex;
  gap: 10px;
}

.footer-social-link {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  transition: all var(--transition);
}

.footer-social-link:hover {
  background: var(--forest);
  color: var(--white);
  border-color: var(--forest);
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  font-size: 0.87rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: var(--eco);
}

.footer-col address {
  font-style: normal;
  font-size: 0.87rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.55);
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
}

/* ===========================
   CALL TO ACTION BAND
=========================== */
.cta-band {
  background: linear-gradient(135deg, var(--forest) 0%, #0d5c30 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.07);
  top: -100px;
  left: -100px;
}

.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
  position: relative;
}

.cta-band p {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
  max-width: 480px;
  margin: 0 auto 36px;
  line-height: 1.75;
  position: relative;
}

.cta-buttons {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}

/* ===========================
   MISSION STRIP
=========================== */
.mission-strip {
  background: var(--beige);
  padding: 48px 0;
}

.mission-strip-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  text-align: center;
}

.mission-item {
  flex: 1;
  max-width: 260px;
}

.mission-item h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--forest);
  margin: 12px 0 8px;
}

.mission-item p {
  font-size: 0.83rem;
  color: var(--gray-mid);
  line-height: 1.65;
}

.mission-divider {
  width: 1px;
  height: 60px;
  background: rgba(11, 107, 58, 0.2);
}

/* ===========================
   FADE-IN ANIMATIONS
=========================== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }

  .section-pad { padding: 64px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 480px) {
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}