/* SVPro – base stylesheet */
:root {
  --brand-blue: #1a5276;
  --brand-orange: #e67e22;
  --text: #222;
  --text-light: #555;
  --bg: #fff;
  --bg-alt: #f4f6f8;
  --border: #ddd;
  --radius: 4px;
  --max-w: 1200px;
  --header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

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

a { color: var(--brand-blue); text-decoration: underline; }
a:hover { color: var(--brand-orange); }

/* Layout */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--brand-blue);
  height: var(--header-h);
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.logo-link img { height: 50px; width: auto; }

/* Nav */
.site-nav ul { list-style: none; display: flex; gap: 0; }
.site-nav > ul > li { position: relative; }
.site-nav a {
  display: block;
  padding: 8px 14px;
  color: #fff;
  text-decoration: none;
  font-size: .92rem;
  font-weight: 500;
  transition: background .2s;
}
.site-nav a:hover,
.site-nav li.active > a { background: rgba(255,255,255,.15); }
.site-nav .active > a { border-bottom: 2px solid var(--brand-orange); }

/* Dropdown */
.site-nav .dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: #fff;
  border: 1px solid var(--border);
  min-width: 220px;
  box-shadow: 0 4px 12px rgba(0,0,0,.12);
  z-index: 200;
}
.site-nav .dropdown li a { color: var(--text); padding: 9px 16px; font-weight: 400; }
.site-nav .dropdown li a:hover { background: var(--bg-alt); }
.site-nav .has-dropdown:hover .dropdown,
.site-nav .has-dropdown:focus-within .dropdown { display: block; }

/* Hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.6rem;
  cursor: pointer;
  padding: 8px;
}

/* Main */
main { min-height: calc(100vh - var(--header-h) - 200px); }

.page-content { padding: 40px 0 60px; }
.page-content h1 { font-size: 2rem; color: var(--brand-blue); margin-bottom: 16px; }
.page-content h2 { font-size: 1.5rem; color: var(--brand-blue); margin: 32px 0 12px; }
.page-content h3 { font-size: 1.15rem; margin: 24px 0 8px; }
.page-content p { margin-bottom: 1rem; max-width: 780px; }
.page-content ul, .page-content ol { margin: 0 0 1rem 1.5rem; }
.page-content li { margin-bottom: .4rem; }

/* Hero section (auto-applied to first section of any page) */
.hero {
  background: var(--brand-blue);
  color: #fff;
  padding: 60px 0;
  text-align: center;
}
.hero h1 { color: #fff; font-size: 2.4rem; }
.hero p { color: rgba(255,255,255,.85); max-width: 600px; margin: 12px auto 0; font-size: 1.1rem; }

/* CTA button */
.btn {
  display: inline-block;
  padding: 12px 28px;
  background: var(--brand-orange);
  color: #fff !important;
  text-decoration: none;
  border-radius: var(--radius);
  font-weight: 600;
  margin-top: 16px;
  transition: opacity .2s;
}
.btn:hover { opacity: .85; }
.btn-outline {
  background: transparent;
  border: 2px solid var(--brand-orange);
  color: var(--brand-orange) !important;
}

/* Tables */
.data-table { width: 100%; border-collapse: collapse; margin: 1rem 0 1.5rem; font-size: .9rem; }
.data-table th, .data-table td { border: 1px solid var(--border); padding: 8px 12px; text-align: left; }
.data-table th { background: var(--bg-alt); font-weight: 600; }
.data-table tr:nth-child(even) td { background: #fafafa; }

/* Image grid */
.img-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; margin: 24px 0; }
.img-grid figure { margin: 0; }
.img-grid figcaption { font-size: .82rem; color: var(--text-light); margin-top: 4px; }

/* FAQ accordion */
.faq-section { padding: 40px 0; }
.faq-section h2 { color: var(--brand-blue); margin-bottom: 20px; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 14px 0;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text);
}
.faq-question::after { content: '+'; font-size: 1.3rem; color: var(--brand-blue); transition: transform .2s; }
.faq-question[aria-expanded="true"]::after { transform: rotate(45deg); }
.faq-answer { display: none; padding: 0 0 14px; color: var(--text-light); }
.faq-answer.open { display: block; }
.faq-category { margin-bottom: 32px; }
.faq-category h2 { color: var(--brand-blue); margin-bottom: 16px; font-size: 1.2rem; border-bottom: 2px solid var(--brand-orange); padding-bottom: 6px; }
.faq-search-wrap { margin: 24px 0; }
#faq-search { width: 100%; max-width: 500px; padding: 10px 14px; font-size: 1rem; border: 2px solid var(--border); border-radius: 4px; outline: none; }
#faq-search:focus { border-color: var(--brand-blue); }

/* Downloads list */
.downloads-list { list-style: none; margin: 0 0 2rem; }
.downloads-list li { padding: 10px 0; border-bottom: 1px solid var(--border); display: flex; gap: 12px; align-items: center; }
.downloads-list li::before { content: '↓'; color: var(--brand-orange); font-weight: bold; }

/* Contact form */
.contact-form { max-width: 560px; }
.contact-form label { display: block; margin-bottom: 4px; font-weight: 500; font-size: .9rem; }
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  margin-bottom: 16px;
  font-family: inherit;
}
.contact-form textarea { min-height: 120px; resize: vertical; }
.honeypot { display: none !important; }

/* Footer */
.site-footer { background: var(--brand-blue); color: rgba(255,255,255,.8); padding: 48px 0 0; margin-top: 60px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-col h3 { color: #fff; margin-bottom: 12px; font-size: 1rem; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 6px; }
.footer-col a { color: rgba(255,255,255,.75); text-decoration: none; }
.footer-col a:hover { color: #fff; }
.footer-col address { font-style: normal; line-height: 1.8; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.15); padding: 16px 0; font-size: .82rem; }

/* Responsive */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 700px) {
  .nav-toggle { display: block; }
  .site-nav { display: none; position: fixed; top: var(--header-h); left: 0; right: 0; background: var(--brand-blue); padding: 12px 0; z-index: 99; }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; }
  .site-nav .dropdown { position: static; box-shadow: none; border: none; background: rgba(0,0,0,.2); }
  .site-nav .dropdown li a { color: rgba(255,255,255,.8); }
  .site-nav .has-dropdown:hover .dropdown { display: none; }
  .site-nav .has-dropdown.open .dropdown { display: block; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.7rem; }
}