/* ============================================================
   Scalon LP — shared base
   Nav, hero scaffolding, buttons, eyebrows, mono blocks, footer.
   ============================================================ */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg1);
  color: var(--fg1);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.55;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: #fff; }

img, svg { display: block; max-width: 100%; }

/* ── Layout ─────────────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
@media (max-width: 720px) { .container { padding: 0 20px; } }

.section {
  padding: 88px 0;
  border-top: 1px solid var(--border);
}
.section:first-of-type { border-top: 0; }
@media (max-width: 720px) { .section { padding: 56px 0; } }

/* ── Nav ────────────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--border);
  height: 56px;
  display: flex;
  align-items: center;
}
.nav-inner {
  max-width: none;
  margin: 0;
  width: 100%;
  padding: 0 32px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
@media (max-width: 720px) {
  .nav { height: 52px; }
  .nav-inner { padding: 0 16px; gap: 8px; }
}

/* Spécificité fix: .nav-links a (0,1,1) battait .btn-primary (0,1,0)
   et écrasait color:#fff. On force le blanc sur le primary CTA dans la nav. */
.nav-links a.btn-primary,
.nav-links a.btn-primary:hover {
  color: #fff;
}
.nav-brand {
  display: flex; align-items: baseline; gap: 12px;
  text-decoration: none;
  color: var(--fg1);
}
.nav-brand .wordmark {
  font-family: var(--font-heading);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg1);
}
.nav-brand .wordmark .dot { color: var(--accent); }
.nav-brand .kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
@media (max-width: 720px) {
  .nav-brand .kicker { display: none; }
}
.nav-links {
  display: flex; align-items: center; gap: 8px;
}
.nav-links a {
  color: var(--fg2);
  text-decoration: none;
  font-size: 14px;
  padding: 8px 12px;
  border-radius: 6px;
}
.nav-links a:hover { color: var(--fg1); background: var(--bg3); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  padding: 12px 20px;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 120ms, color 120ms, border-color 120ms, transform 120ms;
  line-height: 1;
  white-space: nowrap;
}
.btn .arrow { transition: transform 160ms ease; }
.btn:hover .arrow { transform: translateX(3px); }

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-dark); }

.btn-ghost {
  background: transparent;
  color: var(--fg1);
  border-color: var(--border-strong);
}
.btn-ghost:hover { background: var(--bg2); border-color: var(--fg3); }

.btn-dark {
  background: var(--ink);
  color: var(--bg1);
}
.btn-dark:hover { background: #000; }

.btn.lg { padding: 16px 24px; font-size: 16px; }

/* ── Eyebrows / labels ──────────────────────────────────────── */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 20px;
}
.eyebrow::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--accent);
}
.eyebrow.no-rule::before { display: none; }

/* ── Headings ───────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--fg1);
  letter-spacing: -0.02em;
  margin: 0 0 16px;
}

.h-display {
  font-family: var(--font-heading);
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin: 0 0 28px;
  color: var(--fg1);
}
.h-display em {
  font-family: inherit;
  font-style: normal;
  font-weight: inherit;
  letter-spacing: -0.02em;
  color: var(--fg2);
}

.h-section {
  font-size: clamp(28px, 3.4vw, 42px);
  font-weight: 700;
  line-height: 1.1;
  margin: 0 0 16px;
}
.h-section em {
  font-family: inherit;
  font-style: normal;
  font-weight: inherit;
  color: var(--fg2);
}

.lead {
  font-family: var(--font-body);
  font-size: clamp(17px, 1.4vw, 20px);
  line-height: 1.55;
  color: var(--fg2);
  max-width: 60ch;
  margin: 0 0 32px;
}

/* ── Mono block ─────────────────────────────────────────────── */
.mono { font-family: var(--font-mono); }

.transparency {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--fg2);
  background: var(--bg2);
  border-left: 3px solid var(--accent);
  padding: 16px 20px;
  border-radius: 0 4px 4px 0;
  line-height: 1.55;
}

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  background: var(--ink);
  color: #d6d3d1;
  padding: 64px 0 40px;
  font-family: var(--font-body);
  font-size: 14px;
}
.footer .container {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
}
@media (max-width: 720px) {
  .footer .container { grid-template-columns: 1fr; gap: 32px; }
}
.footer h4 {
  font-family: var(--font-heading);
  color: #fafaf9;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 18px;
}
.footer a {
  color: #d6d3d1;
  text-decoration: none;
  display: block;
  padding: 4px 0;
  font-size: 14px;
}
.footer a:hover { color: #fff; }
.footer .brand-block .wordmark {
  font-family: var(--font-heading);
  color: #fff;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.footer .brand-block .wordmark .dot { color: var(--accent); }
.footer .brand-block p {
  color: #a8a29e;
  font-size: 13px;
  line-height: 1.55;
  max-width: 28ch;
}
.footer-bot {
  border-top: 1px solid #292524;
  margin-top: 48px;
  padding-top: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: #78716c;
  display: flex; justify-content: space-between;
  max-width: 1200px;
  padding-left: 32px; padding-right: 32px;
  margin-left: auto; margin-right: auto;
}

/* ── Reusable: chiffre-choc ────────────────────────────────── */
.shock-num {
  font-family: var(--font-heading);
  font-size: clamp(48px, 6vw, 84px);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--accent);
}

/* ── Reusable: form ────────────────────────────────────────── */
.form-row {
  display: flex;
  gap: 8px;
  background: var(--bg1);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 6px;
  max-width: 460px;
}
.form-row input {
  flex: 1;
  border: 0;
  background: transparent;
  outline: none;
  font-family: var(--font-body);
  font-size: 15px;
  padding: 10px 12px;
  color: var(--fg1);
}
.form-row input::placeholder { color: var(--fg3); }
.form-row .btn { padding: 10px 18px; font-size: 14px; }

/* ── Tag/chip ───────────────────────────────────────────────── */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg2);
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 999px;
}
.chip .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
}

/* ── Live pulse ─────────────────────────────────────────────── */
.live-pulse {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(214, 76, 49, 0.18);
  animation: live-pulse 2.4s ease-in-out infinite;
}
@keyframes live-pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(214, 76, 49, 0.18); }
  50%      { box-shadow: 0 0 0 6px rgba(214, 76, 49, 0.04); }
}

/* ── LP-switcher (bottom-right) ─────────────────────────────── */
.lp-switcher {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 80;
  background: var(--ink);
  color: #fafaf9;
  padding: 8px;
  border-radius: 999px;
  display: flex; gap: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.16);
}
.lp-switcher a {
  color: #d6d3d1;
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 999px;
  white-space: nowrap;
}
.lp-switcher a:hover { color: #fff; }
.lp-switcher a.active {
  background: var(--accent);
  color: #fff;
}
@media (max-width: 720px) {
  .lp-switcher { left: 12px; right: 12px; bottom: 12px; justify-content: space-between; }
}

/* ── Utility ───────────────────────────────────────────────── */
.fg2 { color: var(--fg2); }
.fg3 { color: var(--fg3); }
.accent { color: var(--accent); }
.divider {
  height: 1px; background: var(--border); margin: 32px 0;
}