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

:root {
  --red: #FF2A1F;
  --black: #0B0B0B;
  --white: #FFFFFF;
  --gray-light: #F7F7F7;
  --gray-mid: #E8E8E8;
  --gray-text: #555555;
  --gray-muted: #999999;
  --font-head: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font-body); background: #fff; color: var(--black); -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ── LOGO MARK ── */
.logo-wrap { display: flex; align-items: center; gap: 10px; }
.logo-text-name { font-family: var(--font-head); font-weight: 800; font-size: 16px; letter-spacing: 0.12em; color: var(--black); }
.logo-text-sub { font-size: 9px; font-weight: 400; color: var(--gray-muted); letter-spacing: 0.07em; text-transform: uppercase; }
.logo-wrap.light .logo-text-name { color: #fff; }
.logo-wrap.light .logo-text-sub { color: rgba(255,255,255,0.4); }

/* ── NAV ── */
.site-nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 40px; border-bottom: 1px solid var(--gray-mid);
  background: #fff; position: sticky; top: 0; z-index: 100;
}
.site-nav.dark { background: var(--black); border-bottom: 1px solid rgba(255,255,255,0.08); }
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a { font-size: 13px; color: var(--gray-text); font-weight: 400; transition: color 0.2s; }
.nav-links a:hover { color: var(--black); }
.site-nav.dark .nav-links a { color: rgba(255,255,255,0.5); }
.site-nav.dark .nav-links a:hover { color: #fff; }
.nav-right { display: flex; align-items: center; gap: 32px; }
.btn-nav { background: var(--black); color: #fff; border: none; padding: 8px 16px; font-family: var(--font-body); font-size: 12px; font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase; cursor: pointer; transition: background 0.2s; }
.btn-nav:hover { background: var(--red); }

/* ── BUTTONS ── */
.btn-red { background: var(--red); color: #fff; border: none; padding: 12px 24px; font-family: var(--font-body); font-size: 13px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.06em; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; transition: opacity 0.2s; }
.btn-red:hover { opacity: 0.9; }
.btn-red-lg { padding: 14px 28px; font-size: 14px; }
.btn-outline { background: #fff; color: var(--black); border: 1.5px solid var(--black); padding: 11px 20px; font-family: var(--font-body); font-size: 13px; font-weight: 400; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; transition: all 0.2s; }
.btn-outline:hover { background: var(--black); color: #fff; }
.btn-ghost-dark { background: transparent; color: rgba(255,255,255,0.5); border: 1px solid rgba(255,255,255,0.15); padding: 13px 20px; font-family: var(--font-body); font-size: 13px; font-weight: 400; cursor: pointer; transition: all 0.2s; }
.btn-ghost-dark:hover { border-color: rgba(255,255,255,0.4); color: #fff; }

/* ── SECTION UTILS ── */
.section-label { font-size: 10px; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: var(--red); margin-bottom: 14px; }
.section-h2 { font-family: var(--font-head); font-size: clamp(22px, 3.5vw, 32px); font-weight: 800; color: var(--black); line-height: 1.1; margin-bottom: 16px; }
.section-body { font-size: 14px; font-weight: 300; color: var(--gray-text); line-height: 1.7; max-width: 560px; }
.section-pad { padding: 52px 40px; border-bottom: 1px solid var(--gray-mid); }
.section-pad-lg { padding: 72px 40px; border-bottom: 1px solid var(--gray-mid); }
.bg-light { background: var(--gray-light); }
.bg-dark { background: var(--black); }

/* ── FOOTER ── */
.site-footer { background: var(--black); padding: 20px 40px; display: flex; justify-content: space-between; align-items: center; }
.footer-copy { font-size: 11px; color: rgba(255,255,255,0.25); }
.footer-links { display: flex; gap: 20px; list-style: none; }
.footer-links a { font-size: 11px; color: rgba(255,255,255,0.25); transition: color 0.2s; }
.footer-links a:hover { color: rgba(255,255,255,0.6); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {

  /* NAV */
  .site-nav { padding: 12px 20px; }
  .nav-links { display: none; }
  .btn-nav { font-size: 11px; padding: 7px 12px; }

  /* SECTIONS */
  .section-pad, .section-pad-lg { padding: 40px 20px; }
  .section-h2 { font-size: clamp(20px, 6vw, 28px); }

  /* HERO */
  .hero { grid-template-columns: 1fr; }
  .hero-left { padding: 40px 20px; border-right: none; border-bottom: 1px solid #e8e8e8; }
  .hero-right { padding: 32px 20px; }
  .hero-actions { flex-direction: column; align-items: flex-start; gap: 10px; }
  .hero-actions .btn-red, .hero-actions .btn-outline { width: 100%; justify-content: center; }
  .os-wrap { max-width: 100%; }

  /* PROBLEM */
  .problem-layout { grid-template-columns: 1fr; gap: 24px; }
  .friction-grid { grid-template-columns: 1fr 1fr; gap: 12px; }

  /* DARK SECTION */
  .dark-layout { grid-template-columns: 1fr; gap: 24px; }
  .dark-pills { grid-template-columns: 1fr 1fr; gap: 16px; }

  /* STEPS */
  .steps { grid-template-columns: 1fr; gap: 24px; }
  .step-connector::after { display: none; }
  .step { padding: 0; }

  /* PRICING */
  .pricing-grid { grid-template-columns: 1fr; gap: 16px; }

  /* TESTIMONIALS */
  .tgrid { grid-template-columns: 1fr; gap: 16px; }

  /* STATS */
  .stats-bar { grid-template-columns: 1fr 1fr; gap: 0; }
  .stat { padding: 20px 16px; border-right: none; border-bottom: 1px solid #222; }
  .stat:nth-child(odd) { border-right: 1px solid #222; }
  .stat:last-child { grid-column: 1 / -1; border-bottom: none; }

  /* FOOTER */
  .site-footer { padding: 20px; flex-direction: column; gap: 12px; text-align: center; }
  .footer-links { justify-content: center; }
}

/* ── SALES PAGE RESPONSIVE ── */
@media (max-width: 768px) {

  /* HERO */
  .sp-hero { padding: 48px 20px; }
  .sp-meta { flex-wrap: wrap; gap: 16px; }
  .sp-meta-div { display: none; }
  .sp-hero-cta { flex-direction: column; }
  .sp-hero-cta .btn-red, .sp-hero-cta .btn-ghost-dark { width: 100%; justify-content: center; text-align: center; }

  /* WHO */
  .who-grid { grid-template-columns: 1fr; }

  /* TIMELINE */
  .timeline { grid-template-columns: 1fr; }
  .week:first-child { border-right: none; border-bottom: 1px solid #e8e8e8; }

  /* FIT */
  .fit-grid { grid-template-columns: 1fr; }

  /* INVESTMENT */
  .inv-layout { grid-template-columns: 1fr; }

  /* FORM */
  .sp-form { grid-template-columns: 1fr; }
  .sp-form-full { grid-column: 1; }
  .sp-submit-btn { width: 100%; }

  /* FAQ */
  .faq-grid { grid-template-columns: 1fr; }

  /* BLOG */
  .topics-grid { grid-template-columns: 1fr; }
  .coming-form { flex-direction: column; }
  .coming-input { border-right: 1px solid rgba(255,255,255,0.15); border-bottom: none; }
  .coming-btn { width: 100%; padding: 12px; }
}