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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: #ffffff;
  color: #111827;
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

ul { list-style: none; }

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

/* ===== Typography ===== */
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700; line-height: 1.15; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; line-height: 1.2; }
h3 { font-size: 1.2rem; font-weight: 600; }
h4 { font-size: 1rem; font-weight: 600; }

/* ===== Color Tokens ===== */
:root {
  --green:       #15803D;
  --green-dark:  #166534;
  --green-light: #DCFCE7;
  --dark:        #111827;
  --dark-2:      #1F2937;
  --dark-3:      #374151;
  --gray-1:      #F9FAFB;
  --gray-2:      #F3F4F6;
  --gray-3:      #E5E7EB;
  --gray-4:      #9CA3AF;
  --white:       #ffffff;
}

/* ===== Header ===== */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 3rem;
  height: 72px;
  background-color: var(--dark);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 1px 0 rgba(255,255,255,0.08);
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.5px;
  white-space: nowrap;
  user-select: none;
}

.logo span {
  color: var(--green);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--white);
  transition: all 0.3s ease;
  border-radius: 2px;
}

.mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Nav */
.nav ul {
  display: flex;
  gap: 0.25rem;
  align-items: center;
}

.nav ul li a {
  display: block;
  padding: 0.5rem 0.9rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: #D1D5DB;
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
}

.nav ul li a:hover,
.nav ul li a.active {
  color: var(--white);
  background-color: rgba(255,255,255,0.08);
}

.nav ul li a.active {
  color: var(--green);
  background-color: rgba(21,128,61,0.15);
}

/* ===== Buttons ===== */
.cta-btn {
  display: inline-block;
  background-color: var(--green);
  color: var(--white);
  padding: 0.75rem 1.75rem;
  border: 2px solid var(--green);
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: center;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.01em;
}

.cta-btn:hover {
  background-color: var(--green-dark);
  border-color: var(--green-dark);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(21,128,61,0.35);
}

.cta-btn-outline {
  display: inline-block;
  background-color: transparent;
  color: var(--white);
  padding: 0.75rem 1.75rem;
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: center;
  letter-spacing: 0.01em;
}

.cta-btn-outline:hover {
  background-color: rgba(255,255,255,0.1);
  border-color: var(--white);
  color: var(--white);
}

.cta-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 2rem;
  color: var(--green);
  font-weight: 600;
  font-size: 0.95rem;
  transition: gap 0.2s;
}

.cta-link:hover {
  gap: 0.8rem;
  color: var(--green-dark);
}

/* ===== Section Base ===== */
.section {
  padding: 5rem 3rem;
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 1rem;
}

.section-title.light { color: var(--white); }

.section-sub {
  font-size: 1.05rem;
  color: var(--gray-4);
  max-width: 560px;
  line-height: 1.7;
}

.section-sub.light { color: #9CA3AF; }

/* ===== Grid helpers ===== */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }

/* ===== Cards ===== */
.card {
  background: var(--white);
  border: 1px solid var(--gray-3);
  border-radius: 10px;
  padding: 2rem;
  transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
}

.card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,0.09);
  transform: translateY(-3px);
  border-color: var(--green);
}

.card-dark {
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 10px;
  padding: 2rem;
  transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
}

.card-dark:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  transform: translateY(-3px);
  border-color: var(--green);
}

/* Icon wrapper */
.icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background-color: var(--green-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}

.icon-wrap svg {
  width: 26px;
  height: 26px;
  color: var(--green);
  stroke: var(--green);
}

.icon-wrap-dark {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background-color: rgba(21,128,61,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}

.icon-wrap-dark svg {
  width: 26px;
  height: 26px;
  color: var(--green);
  stroke: var(--green);
}

/* ===== Cookie Banner ===== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--dark);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 1.25rem 3rem;
  z-index: 9999;
  display: none;
}

.cookie-banner.show { display: block; }

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.cookie-content p {
  flex: 1;
  margin: 0;
  color: #9CA3AF;
  font-size: 0.875rem;
}

.cookie-btn {
  background-color: var(--green);
  color: var(--white);
  padding: 0.55rem 1.4rem;
  border: none;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s;
}

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

/* ===== Footer ===== */
.footer {
  background-color: var(--dark);
  padding: 4rem 3rem 2rem;
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  color: #6B7280;
  font-size: 0.875rem;
  line-height: 1.7;
  max-width: 240px;
}

.footer-col h4 {
  color: var(--white);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col ul li a {
  color: #6B7280;
  font-size: 0.875rem;
  transition: color 0.2s;
}

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

.footer-col p {
  color: #6B7280;
  font-size: 0.875rem;
  line-height: 1.8;
}

.footer-col a {
  color: #6B7280;
  font-size: 0.875rem;
  transition: color 0.2s;
}

.footer-col a:hover { color: var(--green); }

.footer-bottom {
  max-width: 1200px;
  margin: 2rem auto 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  color: #4B5563;
  font-size: 0.8rem;
}

.socials {
  display: flex;
  gap: 0.75rem;
}

.socials a {
  width: 36px;
  height: 36px;
  border-radius: 6px;
  background-color: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, border-color 0.2s;
}

.socials a:hover {
  background-color: var(--green);
  border-color: var(--green);
}

.socials svg {
  width: 16px;
  height: 16px;
  color: #9CA3AF;
  fill: #9CA3AF;
}

.socials a:hover svg {
  color: var(--white);
  fill: var(--white);
}

/* ===== Forms ===== */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.form-group label {
  color: var(--dark);
  font-weight: 500;
  font-size: 0.875rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.7rem 1rem;
  border-radius: 6px;
  border: 1px solid var(--gray-3);
  background-color: var(--white);
  color: var(--dark);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  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(--green);
  box-shadow: 0 0 0 3px rgba(21,128,61,0.1);
}

/* ===== Divider ===== */
.divider {
  width: 48px;
  height: 3px;
  background-color: var(--green);
  border-radius: 2px;
  margin: 1rem 0 1.5rem;
}

/* ===== Stat items ===== */
.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: #9CA3AF;
  margin-top: 0.25rem;
}

/* ===== Badge ===== */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  background-color: var(--green-light);
  color: var(--green-dark);
  letter-spacing: 0.03em;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .header { padding: 0 1.5rem; }
  .mobile-toggle { display: flex; }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--dark);
    padding: 5rem 2rem 2rem;
    transition: right 0.3s ease;
    box-shadow: -4px 0 20px rgba(0,0,0,0.4);
    border-left: 1px solid rgba(255,255,255,0.08);
  }

  .nav.active { right: 0; }

  .nav ul {
    flex-direction: column;
    gap: 0.25rem;
    align-items: stretch;
  }

  .nav ul li a {
    padding: 0.75rem 1rem;
    font-size: 1rem;
  }

  .section { padding: 4rem 1.5rem; }
  .footer { padding: 3rem 1.5rem 1.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .cookie-banner { padding: 1.25rem 1.5rem; }
  .cookie-content { flex-direction: column; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}