/* B-Ceph Landing — plain CSS, no framework */
:root {
  --bg: #fcfcfc;
  --bg-alt: #f3f3f3;
  --surface: #FFFFFF;
  --ink: #2A1F3D;
  --ink-soft: #5A4F6E;
  --ink-muted: #968DA8;
  --line: rgba(42, 31, 61, 0.08);
  --line-strong: rgba(42, 31, 61, 0.14);
  --primary: #6B5BD6;
  --primary-hover: #5A4AC4;
  --primary-deep: #4A3AA8;
  --primary-soft: #EEEBFA;
  --primary-gradient: linear-gradient(135deg, #6B5BD6 0%, #8B7DE8 100%);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  --nav-h: 90px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); }

/* Accessible focus ring (keyboard only) */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 6px;
}
.btn:focus-visible { outline-offset: 4px; border-radius: 999px; }

.dir-a { background: var(--bg); color: var(--ink); font-feature-settings: 'ss01','cv11'; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 40px; }

/* NAV */
.nav { display: flex; align-items: center; justify-content: space-between; padding: 22px 0; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: -0.3px; font-size: 22px; color: var(--ink); flex-shrink: 0; }
.brand img { width: 50px; height: 50px; display: block; }
.brand-name { background: var(--primary-gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; white-space: nowrap; }
.nav-links { display: flex; gap: 28px; font-size: 16px; color: var(--ink-soft); font-weight: 600; }
.nav-links a { color: inherit; text-decoration: none; padding: 4px 0; cursor: pointer; transition: color .15s; }
.nav-links a:hover { color: var(--primary); }
.nav-right { display: flex; gap: 10px; align-items: center; }

/* Hamburger toggle (hidden on desktop) */
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  width: 42px;
  height: 42px;
  padding: 0;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  transition: border-color .15s, background .15s, color .15s;
}
.nav-toggle:hover { border-color: var(--primary); color: var(--primary); }
.nav-toggle svg { display: block; }
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-open { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }

/* Mobile menu panel */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 16px 24px 28px;
  box-shadow: 0 16px 32px -16px rgba(42, 31, 61, .12);
  z-index: 49;
  max-height: calc(100dvh - var(--nav-h));
  overflow-y: auto;
}
.mobile-menu.is-open { display: block; }
.mobile-menu a {
  display: block;
  padding: 14px 4px;
  color: var(--ink);
  text-decoration: none;
  font-size: 17px;
  font-weight: 600;
  border-bottom: 1px solid var(--line);
}
.mobile-menu a:last-of-type { border-bottom: 0; }
.mobile-menu a:hover, .mobile-menu a:focus-visible { color: var(--primary); }
.mobile-menu-cta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.mobile-menu-cta .btn { width: 100%; padding: 13px 20px; font-size: 16px; }

/* Lock body scroll when menu open */
body.menu-open { overflow: hidden; }

/* BUTTONS */
.btn { border: 0; border-radius: 999px; padding: 10px 20px; font-size: 16px; font-weight: 500; cursor: pointer; font-family: inherit; transition: all .18s ease; white-space: nowrap; }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--primary-soft); color: var(--primary); }
.btn-primary { background: var(--primary-gradient); color: #fff; box-shadow: 0 1px 2px rgba(74,58,168,.18), 0 8px 20px -8px rgba(107,91,214,.45); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 2px 4px rgba(74,58,168,.22), 0 12px 28px -8px rgba(107,91,214,.55); }
.btn-outline { background: transparent; color: var(--ink); border: 1px solid var(--line-strong); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }

/* PILL */
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-size: 12.5px; color: var(--ink-soft); font-weight: 500; }
.pill .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }

/* HERO */
.hero { padding: 80px 0 60px; text-align: center; position: relative; }
.hero-glow { position: absolute; top: 20px; left: 50%; transform: translateX(-50%); width: 720px; max-width: 100%; height: 420px; background: radial-gradient(ellipse at center, var(--primary-soft) 0%, transparent 65%); opacity: .6; z-index: 0; pointer-events: none; }
.hero-inner { position: relative; z-index: 1; }
.hero h1 { font-size: 72px; line-height: 1.02; letter-spacing: -2.6px; font-weight: 600; margin: 22px auto; max-width: 900px; }
.hero h1 em { font-style: normal; background: var(--primary-gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero p { font-size: 19px; line-height: 1.55; color: var(--ink-soft); max-width: 620px; margin: 0 auto; }
.hero-cta { display: flex; gap: 12px; margin-top: 36px; justify-content: center; flex-wrap: wrap; }
.hero-meta { display: flex; gap: 28px; margin-top: 32px; font-size: 12.5px; color: var(--ink-muted); font-family: var(--font-mono); justify-content: center; flex-wrap: wrap; }
.hero-meta span { display: flex; align-items: center; gap: 6px; }
.hero-meta span::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: var(--primary); opacity: .7; }

/* TRUST */
.trust { display: flex; gap: 16px; align-items: center; justify-content: center; padding: 36px 0; margin-top: 24px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.trust-label { font-size: 11px; color: var(--ink-muted); text-transform: uppercase; letter-spacing: 2px; font-weight: 500; font-family: var(--font-mono); }
.trust-logos { display: flex; gap: 36px; color: var(--ink-soft); font-weight: 500; font-size: 15px; letter-spacing: -0.2px; opacity: .7; flex-wrap: wrap; }

/* SECTIONS */
.section { padding: 100px 0; }
.section-eyebrow { font-family: var(--font-mono); font-size: 11px; color: var(--primary); text-transform: uppercase; letter-spacing: 2px; font-weight: 500; display: inline-flex; align-items: center; gap: 8px; }
.section-eyebrow::before { content: ''; width: 18px; height: 1px; background: var(--primary); }
.section-title { font-size: 44px; line-height: 1.05; letter-spacing: -1.4px; font-weight: 600; margin: 14px 0 16px; max-width: 760px; }
.section-sub { font-size: 17px; color: var(--ink-soft); max-width: 580px; line-height: 1.55; }

/* FEATURES */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 56px; }
.feature { background: var(--surface); border: 1px solid var(--line); border-radius: 22px; padding: 28px; transition: all .2s ease; }
.feature:hover { border-color: var(--primary); transform: translateY(-3px); box-shadow: 0 20px 40px -20px rgba(107,91,214,.2); }
.feature-icon { width: 40px; height: 40px; border-radius: 12px; background: var(--primary-soft); color: var(--primary); display: grid; place-items: center; margin-bottom: 18px; }
.feature h3 { font-size: 17px; font-weight: 600; letter-spacing: -0.3px; margin: 0 0 8px; }
.feature p { font-size: 14px; color: var(--ink-soft); line-height: 1.6; margin: 0; }

/* PREVIEW (single, deduped rule) */
.preview { margin-top: 40px; }
.preview-frame {
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  background: var(--surface);
  box-shadow: 0 30px 80px rgba(0,0,0,0.35);
}
.preview-chrome {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 14px;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  color: var(--ink-muted);
  font-family: var(--font-mono);
}
.preview-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}
.preview-dots { display: flex; gap: 6px; flex-shrink: 0; }
.preview-dots span { width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.preview-frame img { width: 100%; display: block; transition: transform 0.5s ease; }
.preview-frame:hover img { transform: scale(1.015); }

/* NUMBERS */
.numbers { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 22px; overflow: hidden; margin-top: 40px; }
.num { background: var(--surface); padding: 28px 24px; }
.num-val { font-size: 40px; letter-spacing: -1.4px; font-weight: 600; line-height: 1; background: var(--primary-gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; display: inline-flex; align-items: baseline; gap: 2px; }
.num-val em { font-style: normal; font-size: 0.65em; font-weight: 600; }
.num-label { font-family: var(--font-mono); font-size: 11px; color: var(--ink-muted); letter-spacing: 1px; margin-top: 10px; text-transform: uppercase; }

/* CTA */
.cta { background: var(--primary-gradient); color: #fff; border-radius: 22px; padding: 64px 56px; margin: 40px 0; display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; align-items: center; position: relative; overflow: hidden; box-shadow: 0 30px 60px -30px rgba(74,58,168,.4); }
.cta::before { content: ''; position: absolute; top: -60px; right: -60px; width: 240px; height: 240px; border-radius: 50%; background: rgba(255,255,255,.08); }
.cta::after { content: ''; position: absolute; bottom: -80px; left: -40px; width: 180px; height: 180px; border-radius: 50%; background: rgba(255,255,255,.06); }
.cta h2 { font-size: 40px; line-height: 1.05; letter-spacing: -1.2px; font-weight: 600; margin: 0; position: relative; z-index: 1; }
.cta p { opacity: .85; font-size: 16px; margin-top: 14px; max-width: 420px; line-height: 1.55; position: relative; z-index: 1; }
.cta-btns { display: flex; gap: 10px; justify-self: end; position: relative; z-index: 1; flex-wrap: wrap; }
.cta .btn-primary { background: #fff; color: var(--primary); box-shadow: 0 4px 12px rgba(0,0,0,.12); }
.cta .btn-primary:hover { background: #fff; color: var(--primary-deep); }
.cta .btn-outline { color: #fff; border-color: rgba(255,255,255,.3); }
.cta .btn-outline:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,.08); }

/* FOOTER */
.foot { padding: 40px 0 32px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--ink-muted); flex-wrap: wrap; gap: 16px; }
.foot-links { display: flex; gap: 24px; flex-wrap: wrap; }
.foot-links a { color: inherit; text-decoration: none; }
.foot-links a:hover { color: var(--primary); }

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Large laptops */
@media (max-width: 1100px) {
  .wrap { padding: 0 32px; }
}

/* Tablets / small laptops — nav collapses to hamburger,
   features go to 2 columns, hero text scales down */
@media (max-width: 900px) {
  .wrap { padding: 0 24px; }

  /* Nav: hide desktop links + buttons, show hamburger */
  .nav { padding: 18px 0; }
  .nav-links { display: none; }
  .nav-right .btn { display: none; }
  .nav-toggle { display: inline-flex; }

  .brand { font-size: 20px; }
  .brand img { width: 40px; height: 40px; }

  /* Hero */
  .hero { padding: 56px 0 40px; }
  .hero h1 { font-size: 52px; letter-spacing: -1.8px; }
  .hero p { font-size: 17px; }

  /* Sections */
  .section { padding: 72px 0; }
  .section-title { font-size: 36px; letter-spacing: -1.1px; }

  /* Features → 2 columns */
  .feature-grid { grid-template-columns: repeat(2, 1fr); margin-top: 40px; }

  /* Numbers compact */
  .num { padding: 24px 18px; }
  .num-val { font-size: 36px; }

  /* CTA stacks */
  .cta { grid-template-columns: 1fr; padding: 48px 36px; }
  .cta h2 { font-size: 34px; }
  .cta-btns { justify-self: start; }
}

/* Phones — single column everything */
@media (max-width: 640px) {
  .wrap { padding: 0 20px; }

  .hero { padding: 40px 0 32px; }
  .hero h1 { font-size: 40px; letter-spacing: -1.4px; margin: 18px auto; }
  .hero p { font-size: 16px; }
  .hero-cta { gap: 10px; margin-top: 28px; }
  .hero-cta .btn { width: 100%; }
  .hero-meta { gap: 16px 20px; margin-top: 24px; }

  .trust { padding: 28px 0; }

  .section { padding: 56px 0; }
  .section-title { font-size: 28px; letter-spacing: -0.8px; }
  .section-sub { font-size: 15px; }

  .feature-grid { grid-template-columns: 1fr; gap: 12px; margin-top: 32px; }
  .feature { padding: 24px; border-radius: 18px; }

  .preview { margin-top: 32px; }
  .preview-frame { border-radius: 14px; }

  .numbers { grid-template-columns: repeat(2, 1fr); border-radius: 18px; }
  .num { padding: 22px 18px; }
  .num-val { font-size: 32px; letter-spacing: -1px; }

  .cta { padding: 40px 24px; border-radius: 18px; }
  .cta h2 { font-size: 28px; letter-spacing: -0.8px; }
  .cta p { font-size: 15px; }
  .cta-btns { width: 100%; flex-direction: column; }
  .cta-btns .btn { width: 100%; text-align: center; }

  .foot { flex-direction: column; align-items: flex-start; gap: 12px; padding: 32px 0 24px; }
}

/* Very small phones */
@media (max-width: 380px) {
  .wrap { padding: 0 16px; }
  .brand { font-size: 18px; gap: 8px; }
  .brand img { width: 36px; height: 36px; }
  .hero h1 { font-size: 34px; letter-spacing: -1.2px; }
  .section-title { font-size: 26px; }
  .num-val { font-size: 28px; }
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .preview-frame:hover img { transform: none; }
}