* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: #1f2933;
  background: #ffffff;
  line-height: 1.6;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
}

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

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid #e5e7eb;
  backdrop-filter: blur(8px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 84px;
}

.logo img {
  width: 300px;
  height: auto;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.main-nav a {
  font-weight: 600;
  color: #243746;
}

.main-nav a:hover {
  color: #0ea5e9;
}

.hero {
  padding: 70px 0 50px;
  background: linear-gradient(180deg, #f8fbfd 0%, #ffffff 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.eyebrow {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #0ea5e9;
  margin: 0 0 10px;
}

h1, h2, h3 {
  line-height: 1.2;
  margin-top: 0;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  margin-bottom: 18px;
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin-bottom: 18px;
}

h3 {
  font-size: 1.25rem;
  margin: 18px 0 12px;
}

.lead {
  font-size: 1.15rem;
  color: #334e68;
}

.hero-buttons,
.contact-box .btn {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.btn {
  display: inline-block;
  padding: 13px 20px;
  border-radius: 10px;
  font-weight: 700;
  transition: 0.2s ease;
}

.btn-primary {
  background: #0ea5e9;
  color: #ffffff;
}

.btn-primary:hover {
  background: #0284c7;
}

.btn-secondary {
  background: #e8f6fc;
  color: #0b5f82;
}

.btn-secondary:hover {
  background: #d5eef9;
}

.section {
  padding: 80px 0;
}

.section-light {
  background: #f7fafc;
}

.section-dark {
  background: #0f172a;
  color: #e5eef7;
}

.section-head {
  max-width: 760px;
  margin-bottom: 40px;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
  align-items: center;
}

.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cards-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
}

.card-dark {
  background: #162033;
  border-color: rgba(255,255,255,0.08);
  box-shadow: none;
}

.card ul {
  margin: 0;
  padding-left: 18px;
}

.note {
  font-size: 0.95rem;
  opacity: 0.85;
}

.contact-box {
  max-width: 760px;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 18px;
  padding: 28px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
}

.site-footer {
  background: #111827;
  color: #d1d5db;
  padding: 24px 0;
}

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

@media (max-width: 980px) {
  .hero-grid,
  .two-col,
  .cards-3,
  .cards-2 {
    grid-template-columns: 1fr;
  }

  .header-inner {
    flex-direction: column;
    justify-content: center;
    padding: 14px 0;
  }

  .main-nav {
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 24px, 1180px);
  }

  .section {
    padding: 58px 0;
  }

  .hero {
    padding: 46px 0 30px;
  }
}

/* PHP contact form messages */
.alert{padding:14px 16px;border-radius:10px;margin-bottom:20px;font-weight:600;}
.alert-success{background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46;}
.alert-error{background:#fef2f2;border:1px solid #fecaca;color:#991b1b;}
.form-errors{margin:0 0 18px;padding-left:20px;color:#991b1b;}
.current{color:#0ea5e9 !important;}