:root {
  --color-primary: #1c8c5e;
  --color-primary-dark: #166747;
  --color-primary-light: #e4f3eb;
  --color-bg: #f3f7f4;
  --color-surface: #ffffff;
  --color-text: #1a1f23;
  --color-muted: #5c6b74;
  --color-border: rgba(28, 140, 94, 0.15);
  --shadow-card: 0 20px 45px rgba(28, 140, 94, 0.12);
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.08);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --transition-base: 0.3s ease-in-out;
  --fw-light: 300;
  --fw-regular: 400;
  --fw-semibold: 600;
  --space-2: clamp(1.25rem, 3vw, 1.75rem);
  --space-3: clamp(1.75rem, 4vw, 2.5rem);
  --space-4: clamp(2.5rem, 6vw, 4rem);
  --max-width-text: 700px;
}

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

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

body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
}

img {
  max-width: 100%;
  display: block;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

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

p {
  margin: 0 0 1.25rem;
  max-width: var(--max-width-text);
}

ul,
ol {
  padding-left: 1.25rem;
  color: var(--color-muted);
}

h1,
h2,
h3,
h4 {
  margin: 0 0 1rem;
  font-weight: var(--fw-semibold);
  color: var(--color-text);
}

h1 {
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 2.6rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 1.8rem);
}

small {
  color: var(--color-muted);
}

/* Layout */
.container {
  width: min(1200px, 100% - 2rem);
  margin: 0 auto;
}

main {
  padding-block: var(--space-4);
  min-height: 60vh;
}

section {
  margin-bottom: var(--space-4);
}

.section-header {
  margin-bottom: var(--space-3);
  display: grid;
  gap: 0.5rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.06);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1rem;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  display: inline-flex;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  align-items: center;
  justify-content: center;
  font-weight: var(--fw-semibold);
  font-size: 1.25rem;
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.logo-name {
  font-weight: var(--fw-semibold);
  font-size: 1.1rem;
}

.logo-tagline {
  font-weight: var(--fw-light);
  font-size: 0.85rem;
  color: var(--color-muted);
}

.nav-toggle {
  border: none;
  background: var(--color-surface);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  cursor: pointer;
  box-shadow: var(--shadow-soft);
  position: relative;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text);
  border-radius: 999px;
  transition: var(--transition-base);
  position: absolute;
}

.nav-toggle span:nth-child(1) {
  transform: translateY(-6px);
}

.nav-toggle span:nth-child(2) {
  transform: translateY(0);
}

.nav-toggle span:nth-child(3) {
  transform: translateY(6px);
}

.nav-toggle.is-active span:nth-child(1) {
  transform: rotate(45deg);
}

.nav-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active span:nth-child(3) {
  transform: rotate(-45deg);
}

.site-nav {
  position: fixed;
  inset: 0 0 auto 0;
  background: rgba(243, 247, 244, 0.96);
  padding: 6rem 1.5rem 2rem;
  translate: 0 -100%;
  transition: var(--transition-base);
}

.site-nav.nav-open {
  translate: 0 0;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.nav-link {
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
  background-color: transparent;
  transition: var(--transition-base);
  display: block;
}

.nav-link:hover,
.nav-link:focus-visible {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.nav-link.active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  box-shadow: var(--shadow-card);
}

.nav-cta {
  display: none;
}

/* Hero */
.hero {
  padding: clamp(4rem, 8vw, 6rem) 0 var(--space-4);
}

.hero-grid {
  display: grid;
  gap: var(--space-3);
  align-items: center;
}

.hero-content p {
  font-size: 1.05rem;
  color: var(--color-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.75rem;
}

.hero-image {
  position: relative;
  isolation: isolate;
}

.hero-image img {
  border-radius: var(--radius-lg);
}

.hero-image::after {
  content: "";
  position: absolute;
  inset: -10% 20%;
  background: radial-gradient(circle, rgba(28, 140, 94, 0.25), transparent 60%);
  z-index: -1;
}

/* Cards */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2rem);
  box-shadow: var(--shadow-card);
  display: grid;
  gap: 0.75rem;
  border: 1px solid transparent;
  transition: var(--transition-base);
}

.card:hover,
.card:focus-within {
  border-color: var(--color-border);
  transform: translateY(-6px);
}

.card h3 {
  margin-bottom: 0.25rem;
}

.card p {
  margin: 0;
  color: var(--color-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  font-weight: var(--fw-semibold);
  border: none;
  cursor: pointer;
  transition: var(--transition-base);
  box-shadow: var(--shadow-card);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 25px 35px rgba(28, 140, 94, 0.25);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  box-shadow: none;
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background: var(--color-primary-light);
}

/* Grid utilities */
.grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.cols-2 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.cols-3 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

/* Stats */
.stats-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.stat-card {
  padding: 1.75rem;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  text-align: center;
}

.stat-value {
  font-size: clamp(2rem, 4vw, 2.6rem);
  font-weight: var(--fw-semibold);
  color: var(--color-primary-dark);
}

.stat-label {
  color: var(--color-muted);
  margin-top: 0.5rem;
}

/* Feature list */
.feature-list {
  display: grid;
  gap: 1rem;
}

.feature-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.feature-icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: var(--color-primary-light);
  display: grid;
  place-items: center;
  color: var(--color-primary-dark);
  font-weight: var(--fw-semibold);
}

/* CTA Banner */
.cta-banner {
  padding: clamp(2.5rem, 5vw, 3.5rem);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(28, 140, 94, 0.12), rgba(28, 140, 94, 0.35));
  display: grid;
  gap: 1.5rem;
  align-items: center;
  text-align: center;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Footer */
.site-footer {
  background: #0f251c;
  color: rgba(255, 255, 255, 0.9);
  padding: var(--space-4) 0 2rem;
  margin-top: var(--space-4);
}

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

.footer-col h4 {
  color: #fff;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.65rem;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition-base);
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  margin-top: var(--space-3);
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
}

.badge {
  display: inline-block;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.85rem;
  font-weight: var(--fw-semibold);
}

/* Lists & blocks */
.highlighted {
  padding: 1.75rem;
  border-radius: var(--radius-md);
  background: rgba(28, 140, 94, 0.08);
  border: 1px solid rgba(28, 140, 94, 0.25);
}

blockquote {
  margin: 1.5rem 0;
  padding: 1.5rem 1.75rem;
  border-left: 4px solid var(--color-primary);
  background: rgba(28, 140, 94, 0.08);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-muted);
}

.blog-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* Tables (if any) */
table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin: 1.5rem 0;
}

th,
td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(28, 140, 94, 0.15);
}

th {
  background: rgba(28, 140, 94, 0.12);
  font-weight: var(--fw-semibold);
}

/* Forms */
form {
  display: grid;
  gap: 1.5rem;
}

.form-group {
  display: grid;
  gap: 0.5rem;
}

label {
  font-weight: var(--fw-semibold);
}

input,
textarea,
select {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(28, 140, 94, 0.25);
  background: var(--color-surface);
  font-family: inherit;
  transition: var(--transition-base);
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid rgba(28, 140, 94, 0.35);
  border-color: transparent;
}

textarea {
  min-height: 160px;
  resize: vertical;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: -120%;
  left: 50%;
  transform: translateX(-50%);
  width: min(540px, calc(100% - 2rem));
  background: var(--color-surface);
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(28, 140, 94, 0.25);
  display: grid;
  gap: 1rem;
  transition: var(--transition-base);
  z-index: 9999;
}

.cookie-banner.show {
  bottom: 2rem;
}

.cookie-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Responsive */
@media (min-width: 768px) {
  .hero-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .cta-banner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    text-align: left;
  }
  .cta-actions {
    justify-content: flex-end;
  }
  .footer-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }
  .site-nav {
    position: static;
    translate: 0 0;
    background: transparent;
    padding: 0;
  }
  .site-nav ul {
    display: flex;
    align-items: center;
    gap: 0.6rem;
  }
  .nav-link {
    background-color: transparent;
  }
  .nav-cta {
    display: inline-flex;
  }
  .hero {
    padding-top: clamp(5rem, 8vw, 7rem);
  }
}

@media (min-width: 1280px) {
  .hero-grid {
    gap: 3rem;
  }
  .hero-image::after {
    inset: -12% 18%;
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  clip: rect(0, 0, 0, 0);
  overflow: hidden;
}

details {
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-card);
  margin-bottom: 1rem;
}

summary {
  cursor: pointer;
  font-weight: var(--fw-semibold);
  list-style: none;
}

summary::marker,
summary::-webkit-details-marker {
  display: none;
}

details[open] summary {
  color: var(--color-primary-dark);
}

/* Accent */
.text-accent {
  color: var(--color-primary);
}

.badge-secondary {
  background: rgba(28, 140, 94, 0.18);
  color: var(--color-primary-dark);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8rem;
}