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

:root {
  --green:       #4CAF82;
  --green-light: #E8F5EE;
  --green-dark:  #3a9068;
  --white:       #ffffff;
  --gray-100:    #f7f8f9;
  --gray-200:    #e9ecef;
  --gray-500:    #6c757d;
  --gray-800:    #212529;
  --font:        'Inter', system-ui, sans-serif;
  --radius:      12px;
  --shadow:      0 4px 24px rgba(76, 175, 130, 0.10);
  --transition:  0.25s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

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

/* ===== HEADER / NAV ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.logo-text {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--gray-800);
}

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

.logo-kft {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--gray-500);
}

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

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-500);
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--green);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

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

.btn-primary:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(76, 175, 130, 0.30);
}

.btn-full {
  width: 100%;
  text-align: center;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 100px 0 90px;
  overflow: hidden;
  background: linear-gradient(135deg, #f0faf5 0%, #ffffff 60%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -1px;
  margin-bottom: 20px;
  color: var(--gray-800);
}

.accent {
  color: var(--green);
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--gray-500);
  max-width: 540px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-bg-shape {
  position: absolute;
  top: -120px;
  right: -180px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(76,175,130,0.12) 0%, rgba(76,175,130,0) 70%);
  pointer-events: none;
}

/* ===== SECTIONS ===== */
.section {
  padding: 80px 0;
}

.section-alt {
  background: var(--gray-100);
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  margin-top: 10px;
  width: 48px;
  height: 4px;
  border-radius: 2px;
  background: var(--green);
}

.section-lead {
  color: var(--gray-500);
  font-size: 1.05rem;
  max-width: 700px;
  margin-top: 20px;
  margin-bottom: 48px;
  line-height: 1.7;
}

/* ===== CARDS ===== */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.card p {
  color: var(--gray-500);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ===== SERVICES ===== */
.services {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.service-item {
  display: flex;
  align-items: flex-start;
  gap: 28px;
  padding: 28px 0;
  border-bottom: 1px solid var(--gray-200);
}

.service-item:last-child {
  border-bottom: none;
}

.service-num {
  font-size: 2rem;
  font-weight: 700;
  color: var(--green);
  opacity: 0.4;
  min-width: 56px;
  line-height: 1;
  padding-top: 4px;
}

.service-body h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.service-body p {
  color: var(--gray-500);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ===== CONTACT ===== */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-top: 16px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-icon {
  font-size: 1.4rem;
  margin-top: 2px;
  min-width: 32px;
}

.contact-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray-500);
  margin-bottom: 4px;
}

.contact-value {
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray-800);
  transition: color var(--transition);
}

a.contact-value:hover {
  color: var(--green);
}


/* ===== FOOTER ===== */
.footer {
  background: var(--gray-800);
  color: var(--white);
  padding: 36px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-logo {
  font-size: 1.15rem;
  color: var(--white);
}

.footer-copy {
  font-size: 0.88rem;
  color: #adb5bd;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav-links {
    gap: 20px;
  }

  .hero {
    padding: 72px 0 64px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .nav-links {
    display: none;
  }

  .hero-title {
    font-size: 1.9rem;
  }
}