:root {
  --color-bg: #f7faf9;
  --color-dark: #0b2b26;
  --color-dark-2: #123832;
  --color-primary: #14b88a;
  --color-primary-dark: #0d9a72;
  --color-accent: #f5a623;
  --color-text: #1c2b28;
  --color-text-muted: #55655f;
  --color-white: #ffffff;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(11, 43, 38, 0.08);
  --shadow-lg: 0 20px 50px rgba(11, 43, 38, 0.16);
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  color: var(--color-dark);
  margin: 0 0 .5em;
  line-height: 1.2;
}

p { margin: 0 0 1em; color: var(--color-text-muted); }

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

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

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 8px 20px rgba(20, 184, 138, 0.35);
}
.btn-primary:hover { background: var(--color-primary-dark); }

.btn-ghost {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}
.btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,0.08); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 250, 249, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(11,43,38,0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
  gap: 24px;
}

.logo {
  display: flex;
  flex-direction: column;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--color-dark);
  letter-spacing: -0.02em;
}
.logo-main { display: inline-block; }
.logo .reg { font-size: 0.6em; vertical-align: super; color: var(--color-primary); }
.logo-sub {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary-dark);
}

.main-nav {
  display: flex;
  gap: 32px;
  margin-left: auto;
}
.main-nav a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text);
  position: relative;
  padding: 4px 0;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: var(--color-primary);
  transition: width .2s ease;
}
.main-nav a:hover::after { width: 100%; }

.nav-cta { white-space: nowrap; padding: 10px 22px; font-size: 0.9rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-dark);
  border-radius: 2px;
  transition: transform .25s ease, opacity .25s ease;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  color: var(--color-white);
  padding: 140px 0 120px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 20%, rgba(20,184,138,0.35), transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(245,166,35,0.25), transparent 50%),
    linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-2) 60%, #0a2622 100%);
  z-index: -1;
}
.hero-inner { max-width: 760px; }
.eyebrow {
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 18px;
}
.hero h1 {
  color: var(--color-white);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 700;
  margin-bottom: 24px;
}
.hero h1 span { color: var(--color-primary); }
.hero-lead {
  color: rgba(255,255,255,0.82);
  font-size: 1.1rem;
  max-width: 620px;
  margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* About */
.about { padding: 100px 0; }
.about-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
  align-items: center;
}
.section-tag {
  color: var(--color-primary-dark);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
  margin-bottom: 10px;
}
.section-tag.center, .section-title.center { text-align: center; }
.about-text h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
.about-list {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  display: grid;
  gap: 10px;
}
.about-list li {
  position: relative;
  padding-left: 26px;
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
}
.about-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
}
.about-stats {
  display: grid;
  gap: 24px;
}
.stat {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 26px 24px;
  box-shadow: var(--shadow);
  text-align: center;
}
.stat-num {
  display: block;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 2rem;
  color: var(--color-primary-dark);
}
.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Solutions */
.solutions { padding: 100px 0; background: var(--color-white); }
.section-title { font-size: clamp(1.8rem, 3.5vw, 2.4rem); margin-bottom: 50px; }

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 34px 28px;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
  border: 1px solid rgba(11,43,38,0.06);
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  background: var(--color-white);
}
.card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  border-radius: 14px;
  background: rgba(20,184,138,0.12);
  margin-bottom: 20px;
}
.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { margin-bottom: 0; font-size: 0.94rem; }

/* CTA */
.cta {
  padding: 90px 0;
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-2) 100%);
  color: var(--color-white);
  text-align: center;
}
.cta h2 { color: var(--color-white); font-size: clamp(1.6rem, 3vw, 2.2rem); }
.cta p { color: rgba(255,255,255,0.8); margin-bottom: 30px; }

/* Contact */
.contact { padding: 100px 0; }
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.contact-lead { max-width: 420px; }
.contact-list { list-style: none; padding: 0; margin: 24px 0 0; }
.contact-list li { margin-bottom: 12px; color: var(--color-text-muted); }
.contact-list a:hover { color: var(--color-primary-dark); }

.contact-form {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 34px;
  box-shadow: var(--shadow);
}
.form-row { margin-bottom: 18px; display: flex; flex-direction: column; gap: 6px; }
.form-row label { font-size: 0.85rem; font-weight: 600; color: var(--color-dark); }
.form-row input, .form-row textarea {
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid rgba(11,43,38,0.15);
  font-family: var(--font-body);
  font-size: 0.95rem;
  resize: vertical;
}
.form-row input:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(20,184,138,0.15);
}
.form-submit { width: 100%; margin-top: 6px; }
.form-note {
  margin-top: 14px;
  color: var(--color-primary-dark);
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
}

/* Footer */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.7);
  padding: 26px 0;
  font-size: 0.85rem;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.reg { color: var(--color-primary); }

/* Responsive */
@media (max-width: 900px) {
  .about-inner, .contact-inner { grid-template-columns: 1fr; }
  .solutions-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    padding: 20px 24px;
    gap: 18px;
    box-shadow: var(--shadow);
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .solutions-grid { grid-template-columns: 1fr; }
  .hero { padding: 110px 0 80px; }
}