/* SEOFactory — palette officielle (identique à apps/admin/src/index.css) */
:root {
  --sf-bg: #0b0b0f;
  --sf-card: #111111;
  --sf-surface: #1c1c1c;
  --sf-surface-hover: #212121;
  --sf-border: #2a2a2a;
  --sf-fg: #e5e5e5;
  --sf-muted: #b5b5b5;
  --sf-primary: #6d5bff;
  --sf-primary-hover: #7d6dff;
  --sf-primary-foreground: #fafafa;
  --sf-radius: 12px;
  --sf-shadow-glow: 0 0 40px rgba(109, 91, 255, 0.18);
  --sf-max: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--sf-bg);
  color: var(--sf-fg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.wrap {
  max-width: var(--sf-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.sf-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: linear-gradient(180deg, #100e1a, var(--sf-bg));
  border-bottom: 1px solid var(--sf-border);
}
.sf-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.sf-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.sf-logo-mark {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(0 0 10px rgba(109, 91, 255, 0.35));
  flex: none;
}
.sf-logo-mark svg { width: 100%; height: 100%; display: block; }
.sf-nav { display: flex; align-items: center; gap: 28px; }
.sf-nav a {
  color: var(--sf-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.15s ease;
}
.sf-nav a:hover { color: var(--sf-fg); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 11px 22px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--sf-primary);
  color: var(--sf-primary-foreground);
  box-shadow: var(--sf-shadow-glow);
}
.btn-primary:hover { background: var(--sf-primary-hover); }
.btn-ghost {
  background: transparent;
  border-color: var(--sf-border);
  color: var(--sf-fg);
}
.btn-ghost:hover { background: var(--sf-surface); }

/* ---------- Hero ---------- */
.sf-hero {
  padding: 96px 0 72px;
  position: relative;
  overflow: hidden;
}
.sf-hero::before {
  content: "";
  position: absolute;
  top: -220px;
  left: 50%;
  width: 720px;
  height: 480px;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(109, 91, 255, 0.28), transparent);
  pointer-events: none;
}
.sf-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 60% 55% at 50% 0%, #000 40%, transparent 100%);
  pointer-events: none;
}
.sf-hero .wrap { position: relative; z-index: 1; }
.sf-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--sf-border);
  background: var(--sf-card);
  color: var(--sf-muted);
  font-size: 13px;
  font-weight: 600;
}
.sf-eyebrow .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #37d67a;
  box-shadow: 0 0 8px rgba(55, 214, 122, 0.7);
}
.sf-hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 24px 0 20px;
  max-width: 780px;
  font-weight: 800;
}
.sf-hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--sf-primary), #a99bff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.sf-hook-line {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 18px;
  max-width: 620px;
  background: linear-gradient(135deg, var(--sf-primary), #a99bff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.sf-hero p.lead {
  font-size: 1.15rem;
  color: var(--sf-muted);
  max-width: 620px;
  margin: 0 0 36px;
}
.sf-hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 32px; }

/* ---------- Trust pills (mini) ---------- */
.sf-trust-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.sf-trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px;
  border-radius: 999px;
  border: 1px solid var(--sf-border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--sf-muted);
  font-size: 12.5px;
  font-weight: 600;
}
.sf-trust-pill .ic {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
  color: var(--sf-primary);
}
.sf-trust-pill .ic svg { width: 14px; height: 14px; display: block; }

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s cubic-bezier(0.2, 0.7, 0.2, 1), transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible .sf-card,
.reveal-stagger.is-visible .sf-trust-item {
  animation: sfFadeUp 0.6s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.reveal-stagger .sf-card:nth-child(2), .reveal-stagger .sf-trust-item:nth-child(2) { animation-delay: 0.08s; }
.reveal-stagger .sf-card:nth-child(3) { animation-delay: 0.16s; }
@keyframes sfFadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-stagger .sf-card, .reveal-stagger .sf-trust-item {
    opacity: 1 !important; transform: none !important; animation: none !important; transition: none !important;
  }
}

/* ---------- Stat strip ---------- */
.sf-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--sf-border);
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius);
  overflow: hidden;
  margin-top: 56px;
}
.sf-stat {
  background: var(--sf-card);
  padding: 24px;
}
.sf-stat .num {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--sf-fg);
}
.sf-stat .num span { color: var(--sf-primary); }
.sf-stat .label {
  color: var(--sf-muted);
  font-size: 13px;
  margin-top: 4px;
}

/* ---------- Lang switcher ---------- */
.sf-lang {
  display: flex;
  align-items: center;
  gap: 2px;
  border: 1px solid var(--sf-border);
  border-radius: 999px;
  padding: 3px;
  margin-right: 4px;
}
.sf-lang a {
  padding: 5px 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  color: var(--sf-muted);
  letter-spacing: 0.02em;
}
.sf-lang a.is-active {
  background: var(--sf-primary);
  color: var(--sf-primary-foreground);
}
.sf-header .wrap { gap: 16px; }
.sf-header-right { display: flex; align-items: center; gap: 16px; }

/* ---------- Hook band ---------- */
.sf-hook-band { padding: 8px 0 48px; text-align: center; }
.sf-hook-band p {
  margin: 0 auto;
  max-width: 720px;
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.4;
  color: var(--sf-fg);
}
.sf-hook-band strong {
  background: linear-gradient(135deg, var(--sf-primary), #a99bff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Trust / proof section ---------- */
.sf-trust { padding: 56px 0; border-top: 1px solid var(--sf-border); }
.sf-trust-label {
  text-align: center;
  color: var(--sf-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.sf-trust-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  max-width: 640px;
  margin: 0 auto;
  gap: 20px;
}
.sf-trust-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 22px;
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius);
  background: var(--sf-card);
  text-decoration: none;
  color: var(--sf-fg);
  min-width: 240px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.sf-trust-item:hover { border-color: rgba(109, 91, 255, 0.4); transform: translateY(-2px); }
.sf-trust-mark {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 13px;
  flex: none;
  color: var(--sf-primary-foreground);
}
.sf-trust-name { font-weight: 700; font-size: 14px; }
.sf-trust-desc { font-size: 12px; color: var(--sf-muted); }

/* White chip for a real partner logo (dark background needs light contrast) */
.sf-trust-mark-logo {
  width: 44px;
  height: 44px;
  border-radius: 9px;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
  padding: 6px;
}
.sf-trust-mark-logo img { width: 100%; height: 100%; object-fit: contain; display: block; }

/* Logo that already ships its own background/rounding (e.g. a brand favicon) */
.sf-trust-mark-img {
  width: 44px;
  height: 44px;
  flex: none;
  border-radius: 9px;
  overflow: hidden;
}
.sf-trust-mark-img img { width: 100%; height: 100%; display: block; }

/* ---------- Legal / static page shell ---------- */
.sf-page-main { padding: 64px 0 100px; }
.wrap-narrow { max-width: 760px; margin: 0 auto; padding: 0 24px; }
.sf-page-eyebrow {
  color: var(--sf-primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.sf-page-title {
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  letter-spacing: -0.02em;
  margin: 0 0 14px;
}
.sf-page-lead { color: var(--sf-muted); margin: 0 0 40px; font-size: 14px; }
.sf-content-card {
  border-top: 1px solid var(--sf-border);
  padding: 28px 0;
}
.sf-content-card:first-of-type { border-top: none; }
.sf-content-card h2 {
  font-size: 1.05rem;
  margin: 0 0 12px;
}
.sf-content-card p, .sf-content-card li {
  color: var(--sf-muted);
  font-size: 14px;
  line-height: 1.75;
}
.sf-content-card ul { padding-left: 20px; margin: 8px 0; }

/* ---------- Section shell ---------- */
section.sf-section { padding: 80px 0; border-top: 1px solid var(--sf-border); }
.sf-kicker {
  color: var(--sf-primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.sf-section h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.02em;
  margin: 10px 0 12px;
  max-width: 560px;
}
.sf-section p.sub {
  color: var(--sf-muted);
  max-width: 560px;
  margin: 0 0 48px;
}

/* ---------- Blog index ---------- */
.sf-blog-hero { padding: 72px 0 40px; border-bottom: 1px solid var(--sf-border); }
.sf-blog-hero h1 { font-size: clamp(2rem, 4.5vw, 3rem); letter-spacing: -0.02em; margin: 16px 0 14px; }
.sf-blog-hero p { color: var(--sf-muted); max-width: 640px; font-size: 1.05rem; margin: 0; }
.sf-blog-lang-nav { display: flex; gap: 10px; margin-top: 26px; }
.sf-blog-lang-nav a {
  padding: 8px 16px; border-radius: 999px; border: 1px solid var(--sf-border);
  color: var(--sf-muted); text-decoration: none; font-size: 13px; font-weight: 700;
}
.sf-blog-lang-nav a:hover { border-color: rgba(109, 91, 255, 0.4); color: var(--sf-fg); }
.sf-blog-cluster {
  font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--sf-primary); margin: 36px 0 14px;
}
.sf-blog-cluster:first-of-type { margin-top: 8px; }
.sf-blog-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.sf-blog-item {
  display: block; padding: 22px; border-radius: var(--sf-radius);
  border: 1px solid var(--sf-border); background: var(--sf-card);
  text-decoration: none !important; color: inherit;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.sf-blog-item:hover { border-color: rgba(109, 91, 255, 0.4); transform: translateY(-2px); }
.sf-blog-item h3 { margin: 0 0 8px; font-size: 1.02rem; font-weight: 700; color: var(--sf-fg); text-decoration: none; }
.sf-blog-item p { margin: 0; color: var(--sf-muted); font-size: 13.5px; line-height: 1.6; text-decoration: none; }
.sf-blog-item .meta { font-size: 11.5px; color: #7a7a86; margin-top: 10px; text-decoration: none; }
@media (max-width: 720px) { .sf-blog-list { grid-template-columns: 1fr; } }

/* ---------- Proof band ---------- */
.sf-proof-band {
  margin-top: 40px;
  padding: 24px 28px;
  border-radius: var(--sf-radius);
  border: 1px solid rgba(109, 91, 255, 0.3);
  background: linear-gradient(135deg, rgba(109, 91, 255, 0.1), rgba(109, 91, 255, 0.02));
}
.sf-proof-band p {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--sf-fg);
  max-width: 720px;
  line-height: 1.5;
}
.sf-proof-band a { color: var(--sf-primary); text-decoration: underline; text-underline-offset: 2px; }

/* ---------- Cards grid ---------- */
.sf-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.sf-card {
  background: var(--sf-card);
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius);
  padding: 26px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.sf-card:hover { border-color: rgba(109, 91, 255, 0.4); transform: translateY(-2px); }
.sf-card .icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(109, 91, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--sf-primary);
  font-size: 18px;
  font-weight: 700;
}
.sf-card h3 { font-size: 1.05rem; margin: 0 0 8px; }
.sf-card p { color: var(--sf-muted); font-size: 14px; margin: 0; }

/* ---------- Lead capture ---------- */
.sf-cta {
  background: var(--sf-card);
  border: 1px solid var(--sf-border);
  border-radius: 20px;
  padding: 48px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.sf-cta::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(500px circle at 100% 0%, rgba(109, 91, 255, 0.15), transparent 60%);
  pointer-events: none;
}
.sf-cta h2 { max-width: 420px; margin: 0 0 12px; }
.sf-cta p { color: var(--sf-muted); max-width: 440px; margin: 0; }

.sf-form { display: flex; flex-direction: column; gap: 18px; }
.sf-form form { display: flex; flex-direction: column; gap: 16px; }
.sf-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.sf-field label {
  font-size: 13px;
  color: var(--sf-muted);
  font-weight: 600;
}
.sf-field input {
  background: var(--sf-surface);
  border: 1px solid var(--sf-border);
  border-radius: 10px;
  padding: 13px 14px;
  color: var(--sf-fg);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s ease;
}
.sf-field input:focus { border-color: var(--sf-primary); }
.sf-form .btn { margin-top: 6px; }
.sf-form-note { font-size: 12px; color: var(--sf-muted); margin-top: 4px; }
.sf-form-success {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 10px;
  background: rgba(55, 214, 122, 0.1);
  border: 1px solid rgba(55, 214, 122, 0.35);
  color: #6ee7a8;
  font-size: 14px;
  font-weight: 600;
}
.sf-form-success.is-visible { display: flex; }
.sf-form.is-sent form { display: none; }

/* ---------- Footer ---------- */
.sf-footer {
  border-top: 1px solid var(--sf-border);
  padding: 40px 0;
  background: linear-gradient(180deg, var(--sf-bg), #100e1a);
}
.sf-footer .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.sf-footer .sf-logo { font-size: 15px; }
.sf-footer nav { display: flex; gap: 22px; }
.sf-footer nav a {
  color: var(--sf-muted);
  text-decoration: none;
  font-size: 13px;
}
.sf-footer nav a:hover { color: var(--sf-fg); }
.sf-footer .copy { color: #6b6b6b; font-size: 12px; }

@media (max-width: 860px) {
  .sf-grid { grid-template-columns: 1fr; }
  .sf-stats { grid-template-columns: 1fr; }
  .sf-cta { grid-template-columns: 1fr; padding: 32px; }
  .sf-nav { display: none; }
  .sf-blog-list { grid-template-columns: 1fr; }
}

@media (max-width: 540px) {
  .wrap { padding: 0 16px; }
  .sf-header .wrap { height: 64px; }
  .sf-logo { font-size: 15px; gap: 8px; }
  .sf-logo-mark { width: 24px; height: 24px; }
  .sf-header-right { gap: 8px; }
  .sf-header-right .btn { padding: 9px 14px; font-size: 13px; }
  .sf-lang a { padding: 4px 9px; font-size: 11px; }
  .sf-footer nav { flex-wrap: wrap; gap: 14px 18px; }
  .sf-footer .wrap { flex-direction: column; align-items: flex-start; }
}