/* Heilio – Marketing-Seiten Stylesheet
   Wird von allen statischen Landing-Pages geteilt. */

:root {
  --hl-primary: #2E7D6B;
  --hl-primary-dark: #1F5A4D;
  --hl-primary-light: #E5F0EC;
  --hl-accent: #F4B400;
  --hl-bg: #F6F8F7;
  --hl-text: #1A2B26;
  --hl-text-soft: #2E3D38;
  --hl-muted: #5C6B66;
  --hl-card: #FFFFFF;
  --hl-border: #E2E8E5;
  --hl-shadow: 0 8px 24px rgba(15, 40, 32, 0.06);
  --hl-radius: 14px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--hl-bg);
  color: var(--hl-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; }
a { color: var(--hl-primary-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Layout */
.hl-container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.hl-section { padding: 64px 0; }
.hl-section--tight { padding: 32px 0; }
.hl-section--hero {
  padding: 80px 0 64px;
  background: linear-gradient(160deg, #F6F8F7 0%, var(--hl-primary-light) 100%);
}

/* Header / Nav */
.hl-header {
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--hl-border);
  position: sticky;
  top: 0;
  z-index: 50;
}
.hl-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.hl-brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 18px; color: var(--hl-text);
}
.hl-brand:hover { text-decoration: none; }
.hl-brand-mark {
  width: 32px; height: 32px; border-radius: 9px;
  background: var(--hl-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 18px;
}
.hl-nav-links { display: flex; gap: 22px; align-items: center; }
.hl-nav-links a { color: var(--hl-text-soft); font-weight: 500; font-size: 15px; }
.hl-nav-links a.hl-cta { 
  background: var(--hl-primary); color: #fff;
  padding: 9px 16px; border-radius: 9px;
}
.hl-nav-links a.hl-cta:hover { background: var(--hl-primary-dark); text-decoration: none; }

/* Hero */
.hl-hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.1;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
  color: var(--hl-text);
}
.hl-hero h1 .hl-highlight {
  background: linear-gradient(120deg, var(--hl-primary) 0%, #4FA28A 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hl-hero p.hl-lead {
  font-size: 19px; color: var(--hl-muted);
  max-width: 720px; margin: 0 0 28px;
}
.hl-hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* Buttons */
.hl-btn {
  display: inline-block;
  padding: 13px 22px;
  border-radius: 11px;
  font-weight: 600;
  text-align: center;
  transition: transform 120ms ease, box-shadow 120ms ease;
  border: 1px solid transparent;
  font-size: 15px;
}
.hl-btn:hover { text-decoration: none; transform: translateY(-1px); }
.hl-btn--primary { background: var(--hl-primary); color: #fff; box-shadow: 0 6px 16px rgba(46,125,107,0.25); }
.hl-btn--primary:hover { background: var(--hl-primary-dark); color: #fff; }
.hl-btn--ghost { background: #fff; color: var(--hl-text); border-color: var(--hl-border); }
.hl-btn--ghost:hover { border-color: var(--hl-primary); color: var(--hl-primary-dark); }

/* Badges */
.hl-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--hl-primary-light);
  color: var(--hl-primary-dark);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 13px; font-weight: 600;
  margin-bottom: 16px;
}

/* Cards / Grids */
.hl-grid { display: grid; gap: 20px; }
.hl-grid--3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.hl-grid--2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.hl-card {
  background: var(--hl-card);
  border: 1px solid var(--hl-border);
  border-radius: var(--hl-radius);
  padding: 24px;
  box-shadow: var(--hl-shadow);
}
.hl-card h3 { margin: 0 0 8px; font-size: 18px; color: var(--hl-text); }
.hl-card p { margin: 0; color: var(--hl-muted); font-size: 15px; }
.hl-card-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--hl-primary-light);
  color: var(--hl-primary-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 700;
  margin-bottom: 14px;
}

/* Section titles */
.hl-section-title {
  text-align: center;
  margin: 0 auto 40px;
  max-width: 720px;
}
.hl-section-title h2 {
  font-size: clamp(26px, 3.4vw, 36px);
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}
.hl-section-title p { color: var(--hl-muted); margin: 0; font-size: 17px; }

/* Pricing */
.hl-pricing {
  background: linear-gradient(160deg, var(--hl-primary) 0%, var(--hl-primary-dark) 100%);
  color: #fff;
  border-radius: 18px;
  padding: 48px 32px;
  text-align: center;
  box-shadow: 0 18px 44px rgba(46,125,107,0.28);
  max-width: 560px; margin: 0 auto;
}
.hl-pricing h2 { margin: 0 0 12px; font-size: 28px; }
.hl-price-tag {
  font-size: 64px; font-weight: 800; letter-spacing: -0.03em;
  margin: 12px 0; line-height: 1;
}
.hl-price-tag span { font-size: 22px; font-weight: 600; opacity: 0.85; }
.hl-pricing ul {
  list-style: none; padding: 0; margin: 24px 0;
  text-align: left; max-width: 360px; margin: 24px auto;
}
.hl-pricing ul li {
  padding: 8px 0 8px 28px;
  position: relative;
}
.hl-pricing ul li::before {
  content: "✓"; position: absolute; left: 0;
  color: #fff; background: rgba(255,255,255,0.2);
  width: 20px; height: 20px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; top: 10px;
}
.hl-pricing .hl-btn--primary { background: #fff; color: var(--hl-primary-dark); box-shadow: none; }
.hl-pricing .hl-btn--primary:hover { background: #f4f4f4; }

/* FAQ */
.hl-faq details {
  background: #fff;
  border: 1px solid var(--hl-border);
  border-radius: 12px;
  margin-bottom: 12px;
  padding: 4px 20px;
  transition: box-shadow 120ms ease;
}
.hl-faq details[open] { box-shadow: var(--hl-shadow); }
.hl-faq summary {
  cursor: pointer;
  font-weight: 600;
  padding: 16px 0;
  list-style: none;
  font-size: 16px;
  color: var(--hl-text);
}
.hl-faq summary::-webkit-details-marker { display: none; }
.hl-faq summary::after {
  content: "+"; float: right;
  color: var(--hl-primary); font-size: 22px;
  transition: transform 200ms ease;
}
.hl-faq details[open] summary::after { transform: rotate(45deg); }
.hl-faq details p { margin: 0 0 16px; color: var(--hl-muted); }

/* Footer */
.hl-footer {
  background: #1A2B26;
  color: #C8D4D0;
  padding: 48px 0 24px;
  margin-top: 64px;
  font-size: 14px;
}
.hl-footer a { color: #C8D4D0; }
.hl-footer a:hover { color: #fff; }
.hl-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
.hl-footer h4 { color: #fff; margin: 0 0 12px; font-size: 14px; text-transform: uppercase; letter-spacing: 0.06em; }
.hl-footer ul { list-style: none; padding: 0; margin: 0; }
.hl-footer ul li { padding: 4px 0; }
.hl-footer-brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: #fff; font-size: 18px; margin-bottom: 12px; }
.hl-footer-brand .hl-brand-mark { background: var(--hl-primary); }
.hl-footer-bottom {
  border-top: 1px solid #2C3D38;
  padding-top: 20px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  color: #8A9A95;
}

/* Responsive */
@media (max-width: 720px) {
  .hl-nav-links { gap: 14px; }
  .hl-nav-links a:not(.hl-cta) { display: none; }
  .hl-footer-grid { grid-template-columns: 1fr 1fr; }
  .hl-section { padding: 48px 0; }
  .hl-section--hero { padding: 56px 0 40px; }
}