/* ============================================================
   ZYRO — Business landing site
   Brand: Orange #FF6B00 · Black #121212 · White #FFFFFF
   Single stylesheet, no build step. Pure HTML/CSS.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
  --zyro-orange: #FF6B00;
  --zyro-orange-hover: #E55E00;
  --zyro-orange-soft: #FFF3E9;
  --zyro-orange-ring: rgba(255, 107, 0, 0.25);
  --zyro-black: #121212;
  --zyro-ink: #1F1F1F;
  --zyro-body: #2E2E2E;
  --zyro-muted: #5B5B5B;
  --zyro-subtle: #8A8A8A;
  --zyro-line: #EDEDED;
  --zyro-surface: #FAFAFA;
  --radius-lg: 20px;
  --radius: 12px;
  --shadow: 0 6px 32px rgba(18, 18, 18, 0.08);
  --shadow-strong: 0 10px 40px rgba(255, 107, 0, 0.20);
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--zyro-body);
  background: #FFFFFF;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: var(--zyro-orange); text-decoration: none; transition: color 0.15s ease; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { color: var(--zyro-black); line-height: 1.2; margin: 0 0 12px; font-weight: 800; }
h1 { font-size: clamp(32px, 5.4vw, 52px); font-weight: 900; letter-spacing: -0.025em; }
h2 { font-size: clamp(24px, 4vw, 36px); letter-spacing: -0.015em; }
h3 { font-size: 18px; font-weight: 700; }
p  { margin: 0 0 12px; }
img { max-width: 100%; display: block; }
ul { padding-left: 20px; margin: 0 0 12px; }
li { margin-bottom: 6px; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ------------------ Header ------------------ */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--zyro-line);
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 900; color: var(--zyro-black); font-size: 20px; letter-spacing: -0.01em; }
.brand img { width: 36px; height: 36px; border-radius: 10px; object-fit: cover; }
.brand-badge { color: var(--zyro-orange); }
nav.primary { display: flex; gap: 2px; flex-wrap: wrap; }
nav.primary a {
  color: var(--zyro-ink); font-weight: 600; font-size: 14px;
  padding: 8px 14px; border-radius: 10px; transition: 0.18s ease;
}
nav.primary a:hover { background: var(--zyro-orange-soft); color: var(--zyro-orange); text-decoration: none; }
nav.primary a.active { color: var(--zyro-orange); background: var(--zyro-orange-soft); }
.header-cta {
  background: var(--zyro-orange); color: #FFFFFF !important; padding: 10px 20px; border-radius: 999px;
  font-weight: 700; font-size: 13px; letter-spacing: 0.01em; transition: all 0.2s ease;
  box-shadow: 0 4px 14px var(--zyro-orange-ring);
}
.header-cta:hover { background: var(--zyro-orange-hover); text-decoration: none; transform: translateY(-1px); box-shadow: var(--shadow-strong); }

/* ------------------ Hero ------------------ */
.hero {
  padding: 72px 0 96px;
  background: radial-gradient(1000px 500px at 20% -10%, var(--zyro-orange-soft), transparent 60%), #FFFFFF;
  position: relative; overflow: hidden;
}
.hero .container { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.hero-badge {
  display: inline-block; background: #FFFFFF; color: var(--zyro-orange);
  padding: 6px 14px; border-radius: 999px; font-size: 12px; font-weight: 700; letter-spacing: 0.03em; text-transform: uppercase;
  border: 1px solid var(--zyro-orange); margin-bottom: 20px;
  box-shadow: 0 4px 14px var(--zyro-orange-ring);
}
.hero h1 { color: var(--zyro-black); margin-bottom: 18px; }
.hero p.lead { font-size: 18px; color: var(--zyro-muted); margin-bottom: 28px; max-width: 560px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: 999px; font-weight: 700; font-size: 14px; letter-spacing: 0.01em;
  transition: all 0.2s ease; cursor: pointer; border: none;
}
.btn-primary { background: var(--zyro-orange); color: #FFFFFF; box-shadow: 0 6px 20px var(--zyro-orange-ring); }
.btn-primary:hover { background: var(--zyro-orange-hover); text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow-strong); }
.btn-ghost { background: #FFFFFF; color: var(--zyro-black); border: 1.5px solid var(--zyro-line); }
.btn-ghost:hover { border-color: var(--zyro-orange); color: var(--zyro-orange); text-decoration: none; }
.btn-dark { background: var(--zyro-black); color: #FFFFFF; }
.btn-dark:hover { background: #000000; text-decoration: none; transform: translateY(-2px); }

.hero-visual {
  aspect-ratio: 4/3; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--zyro-orange) 0%, #FF8A3D 100%);
  box-shadow: var(--shadow-strong), 0 40px 60px -20px rgba(255, 107, 0, 0.35);
  display: flex; align-items: center; justify-content: center; color: #FFFFFF;
  font-weight: 900; font-size: 92px; letter-spacing: -0.05em;
  position: relative; overflow: hidden;
}
.hero-visual::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.25), transparent 50%);
}

/* ------------------ Section ------------------ */
section.block { padding: 72px 0; }
section.block.alt { background: var(--zyro-surface); }
section.block h2 { text-align: center; margin-bottom: 10px; }
section.block .subtitle {
  text-align: center; color: var(--zyro-muted); margin-bottom: 44px; max-width: 640px; margin-left: auto; margin-right: auto; font-size: 16px;
}

/* Grid cards */
.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card {
  background: #FFFFFF; border: 1px solid var(--zyro-line); border-radius: var(--radius-lg);
  padding: 28px 24px; transition: all 0.25s ease;
}
.card:hover { border-color: var(--zyro-orange); box-shadow: var(--shadow); transform: translateY(-4px); }
.card .icon {
  width: 48px; height: 48px; border-radius: 14px; background: var(--zyro-orange-soft);
  display: flex; align-items: center; justify-content: center; color: var(--zyro-orange);
  font-size: 22px; margin-bottom: 16px;
}
.card h3 { margin-bottom: 6px; color: var(--zyro-black); }
.card p { color: var(--zyro-muted); font-size: 14px; margin: 0; line-height: 1.5; }

/* Policy pages */
.policy-page { max-width: 820px; margin: 0 auto; padding: 56px 20px 88px; }
.policy-page h1 { margin-bottom: 4px; }
.policy-page .updated { color: var(--zyro-muted); font-size: 13px; margin-bottom: 36px; }
.policy-page h2 { font-size: 22px; margin-top: 36px; margin-bottom: 12px; color: var(--zyro-black); }
.policy-page p, .policy-page li { color: var(--zyro-body); font-size: 15px; }
.policy-page a { font-weight: 600; }

/* Contact cards */
.contact-card {
  background: #FFFFFF; border: 1px solid var(--zyro-line); border-radius: var(--radius-lg);
  padding: 28px 24px; display: flex; align-items: center; gap: 18px;
  transition: all 0.2s ease;
}
.contact-card:hover { border-color: var(--zyro-orange); box-shadow: var(--shadow); transform: translateY(-2px); }
.contact-card .icon {
  width: 52px; height: 52px; border-radius: 14px; background: var(--zyro-orange-soft);
  color: var(--zyro-orange); font-size: 24px; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-card strong { color: var(--zyro-black); display: block; margin-bottom: 4px; font-weight: 700; }

/* CTA banner */
.cta-banner {
  background: linear-gradient(135deg, var(--zyro-black) 0%, #1F1F1F 100%);
  color: #FFFFFF; padding: 64px 28px; border-radius: var(--radius-lg);
  text-align: center; margin: 48px 0;
  position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ""; position: absolute; top: -50%; right: -20%; width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(255, 107, 0, 0.18) 0%, transparent 60%);
}
.cta-banner h2 { color: #FFFFFF; margin-bottom: 10px; position: relative; }
.cta-banner p { color: rgba(255, 255, 255, 0.78); margin-bottom: 24px; position: relative; }

/* ------------------ Footer ------------------ */
.site-footer {
  background: var(--zyro-black); color: rgba(255, 255, 255, 0.68);
  padding: 56px 0 24px; margin-top: 48px; font-size: 14px;
}
.site-footer .container {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px;
}
.site-footer h4 { color: #FFFFFF; font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 16px; font-weight: 700; }
.site-footer a { color: rgba(255, 255, 255, 0.68); display: block; padding: 4px 0; transition: color 0.15s ease; }
.site-footer a:hover { color: var(--zyro-orange); text-decoration: none; }
.site-footer .brand { color: #FFFFFF; margin-bottom: 14px; }
.site-footer .brand-badge { color: var(--zyro-orange); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08); margin-top: 40px; padding-top: 24px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  color: rgba(255, 255, 255, 0.45); font-size: 12px;
}
.footer-bottom a { display: inline; padding: 0; color: rgba(255, 255, 255, 0.55); }
.footer-bottom a:hover { color: var(--zyro-orange); }

/* ------------------ Responsive ------------------ */
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding: 56px 0 72px; }
  .hero-visual { aspect-ratio: 5/2.5; font-size: 64px; }
  .site-footer .container { grid-template-columns: 1fr 1fr; }
  nav.primary a { padding: 6px 10px; font-size: 13px; }
  .header-cta { display: none; }
  section.block { padding: 56px 0; }
}
@media (max-width: 560px) {
  h1 { font-size: 32px; }
  h2 { font-size: 24px; }
  .site-footer .container { grid-template-columns: 1fr; gap: 24px; }
  nav.primary { gap: 0; }
  nav.primary a { padding: 4px 8px; font-size: 12px; }
  .cta-banner { padding: 48px 20px; }
  .contact-card { padding: 22px 20px; gap: 14px; }
}