:root {
  --ink: #12232e;
  --teal-1: #1b6e8c;
  --teal-2: #25a992;
  --slate: #5c7a85;
  --bg: #f7fafa;
  --card: #ffffff;
  --border: #e1e8ea;
  --danger: #c0392b;
  --max-width: 1080px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

a { color: var(--teal-1); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.brand img { height: 64px; display: block; }

nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 28px;
  margin: 0;
  padding: 0;
}

nav.main-nav a {
  color: var(--ink);
  font-weight: 500;
}

nav.main-nav a.active,
nav.main-nav a:hover {
  color: var(--teal-1);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--ink);
}

/* Hero */
.hero {
  padding: 72px 0 64px;
  text-align: center;
}

.hero h1 {
  font-size: 2.4rem;
  margin-bottom: 12px;
}

.hero p.tagline {
  font-size: 1.2rem;
  color: var(--slate);
  margin-bottom: 32px;
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 6px;
  font-weight: 600;
  background: linear-gradient(135deg, var(--teal-1), var(--teal-2));
  color: #fff;
  border: none;
  cursor: pointer;
}

.btn:hover { opacity: 0.92; text-decoration: none; }

.btn-secondary {
  background: none;
  border: 1px solid var(--teal-1);
  color: var(--teal-1);
}

/* Sections */
section { padding: 56px 0; }

section.alt { background: var(--card); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

h2 { font-size: 1.8rem; margin-bottom: 8px; }
.section-lead { color: var(--slate); margin-bottom: 32px; max-width: 640px; }

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

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
}

.card h3 { margin-top: 0; font-size: 1.15rem; }
.card p { color: var(--slate); margin-bottom: 0; }

/* Contact */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

form.contact-form label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  margin-top: 18px;
}

form.contact-form input,
form.contact-form textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: inherit;
  font-size: 1rem;
}

form.contact-form textarea { min-height: 140px; resize: vertical; }

form.contact-form input:focus,
form.contact-form textarea:focus {
  outline: none;
  border-color: var(--teal-1);
}

#form-status {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 6px;
  display: none;
  line-height: 1.5;
}

#form-status.pending { display: block; background: #eef2f4; color: #4a5b63; }
#form-status.success { display: block; background: #e5f6f1; color: #15694f; }
#form-status.error   { display: block; background: #fbe9e7; color: var(--danger); }

.contact-info h3 { margin-top: 0; }
.contact-info .email-link { font-size: 1.15rem; font-weight: 600; }

/* Footer */
footer.site-footer {
  background: var(--ink);
  color: #cdd9dd;
  padding: 32px 0;
  margin-top: 48px;
}

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

footer.site-footer a { color: #fff; }

@media (max-width: 760px) {
  .grid-3 { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  nav.main-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--card);
    border-bottom: 1px solid var(--border);
  }
  nav.main-nav.open { display: block; }
  nav.main-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 16px;
  }
  nav.main-nav li { padding: 10px 0; border-bottom: 1px solid var(--border); }
  .nav-toggle { display: block; }
}