/* Triskell Sales Tunnel — page produit complète, palette Table Ronde */
:root {
  --bg:           #0F1218;
  --bg-2:         #161A23;
  --bg-3:         #1D222E;
  --bg-card:      #181C27;
  --bg-card-hover:#202530;
  --border:       #262C39;
  --border-2:     #353C4D;

  --indigo:       #6366F1;
  --indigo-soft:  #7C7FE9;
  --indigo-dk:    #4F46E5;
  --violet:       #A78BFA;
  --orange:       #F97316;
  --gold:         #D4B35A;
  --gold-soft:    #E6CD87;
  --green:        #4ADE80;

  --text:         #ECEBF5;
  --text-dim:     #9DA3B3;
  --text-muted:   #6B7180;

  --accent:       var(--indigo-soft);
  --accent-hot:   var(--indigo-dk);
  --accent-shadow: rgba(124, 127, 233, 0.30);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; transition: color .15s; }
a:hover { color: var(--violet); }
.muted { color: var(--text-muted); }
.small { font-size: 12px; }

code {
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 0.88em;
  padding: 1px 6px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--gold-soft);
}

strong { color: #FFFFFF; font-weight: 700; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 760px; margin: 0 auto; padding: 0 24px; }

/* ============================================================
   HERO
   ============================================================ */

.hero {
  position: relative;
  overflow: hidden;
  padding: 0 0 100px;
  background:
    radial-gradient(ellipse 70% 50% at top, rgba(99,102,241,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at bottom right, rgba(249,115,22,0.06) 0%, transparent 60%),
    var(--bg);
}

.hero-bg { position: absolute; inset: 0; pointer-events: none; z-index: 0; }
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.5;
}
.orb-1 { top: 10%;  left: 8%;   width: 280px; height: 280px; background: rgba(99,102,241,0.30); }
.orb-2 { top: 40%;  right: 5%;  width: 360px; height: 360px; background: rgba(167,139,250,0.18); }
.orb-3 { top: 70%;  left: 30%;  width: 220px; height: 220px; background: rgba(249,115,22,0.14); }

/* NAV */
.nav {
  position: relative; z-index: 2;
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1100px; margin: 0 auto;
  padding: 22px 24px;
}
.nav-brand {
  display: flex; align-items: center; gap: 10px;
  color: var(--text); font-weight: 600;
}
.nav-logo { width: 30px; height: 30px; }
.nav-brand-text { display: flex; flex-direction: column; line-height: 1; }
.nav-brand-name {
  font-family: 'Syne', 'Inter', sans-serif;
  font-size: 15px; font-weight: 700; letter-spacing: -0.5px;
}
.nav-brand-sub {
  font-size: 9px; letter-spacing: 2.4px; color: var(--gold);
  font-weight: 700; margin-top: 2px;
}
.nav-links {
  display: flex; gap: 22px; align-items: center;
  font-size: 13px;
}
.nav-links a { color: var(--text-dim); }
.nav-links a:hover { color: var(--text); }
.nav-cta {
  background: linear-gradient(135deg, var(--indigo), var(--violet));
  color: #FFFFFF !important;
  padding: 8px 18px; border-radius: 100px;
  font-weight: 600;
  box-shadow: 0 4px 14px var(--accent-shadow);
}
.nav-cta:hover { color: #FFFFFF !important; filter: brightness(1.08); }

/* HERO INNER */
.hero-inner {
  position: relative; z-index: 1;
  max-width: 880px; margin: 0 auto;
  text-align: center;
  padding: 60px 24px 0;
}

.brand-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.04em;
  padding: 6px 14px;
  border: 1px solid rgba(212, 179, 90, 0.25);
  border-radius: 100px;
  background: rgba(212, 179, 90, 0.05);
  margin-bottom: 28px;
}

.hero-h1 {
  font-family: 'Syne', 'Inter', sans-serif;
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: #FFFFFF;
  margin-bottom: 22px;
}
.hero-h1-grad {
  background: linear-gradient(90deg, #818CF8, #A78BFA 50%, #FB923C);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-style: italic;
}

.hero-sub {
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--text-dim);
  max-width: 640px;
  margin: 0 auto 32px;
  line-height: 1.65;
}

.hero-actions {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex; gap: 32px; justify-content: center; flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.stat { text-align: center; }
.stat strong {
  display: block;
  font-family: 'Syne', 'Inter', sans-serif;
  font-size: 28px; font-weight: 800;
  background: linear-gradient(90deg, var(--indigo), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat span { font-size: 12px; color: var(--text-muted); letter-spacing: 0.04em; }

/* ============================================================
   BUTTONS
   ============================================================ */

.btn-primary, .btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px;
  font-weight: 700; font-size: 14px;
  border-radius: 100px;
  transition: transform .15s, box-shadow .25s, filter .25s;
  cursor: pointer;
  letter-spacing: 0.01em;
}
.btn-lg { padding: 14px 30px; font-size: 15px; }
.btn-xl { padding: 18px 36px; font-size: 16px; }

.btn-primary {
  background: linear-gradient(135deg, var(--indigo), var(--violet));
  color: #FFFFFF !important;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow:
    0 4px 18px var(--accent-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
}
.btn-primary:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
  box-shadow:
    0 6px 26px var(--accent-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-2);
}
.btn-ghost:hover {
  background: var(--bg-3);
  color: #FFFFFF;
}

/* ============================================================
   SECTIONS
   ============================================================ */

.section { padding: 80px 0; }
.section-alt { background: var(--bg-2); }
.section-cta {
  padding-top: 40px;
  background:
    radial-gradient(ellipse 50% 60% at center, rgba(99,102,241,0.08) 0%, transparent 70%),
    var(--bg);
}

.eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.section h2 {
  font-family: 'Syne', 'Inter', sans-serif;
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #FFFFFF;
  margin-bottom: 16px;
  line-height: 1.15;
}
.section-lead {
  font-size: 16px;
  color: var(--text-dim);
  max-width: 640px;
  margin-bottom: 40px;
}

/* ============================================================
   STEPS (Comment ça marche)
   ============================================================ */

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 48px;
}
.step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 28px 22px;
  position: relative;
  transition: border-color .25s, transform .25s;
}
.step:hover {
  border-color: var(--indigo);
  transform: translateY(-3px);
}
.step-num {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 42px; height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--indigo), var(--violet));
  color: #FFFFFF;
  font-family: 'Syne', sans-serif;
  font-weight: 800; font-size: 18px;
  margin-bottom: 14px;
  box-shadow: 0 4px 14px var(--accent-shadow);
}
.step h3 {
  font-family: 'Syne', sans-serif;
  font-size: 17px; font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 8px;
}
.step p {
  font-size: 13.5px;
  color: var(--text-dim);
  line-height: 1.6;
}
.step .star { color: var(--gold); }

/* ============================================================
   CATALOGUE
   ============================================================ */

.catalog {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 40px;
}
.cat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  transition: border-color .25s, transform .25s, background .25s;
  position: relative;
}
.cat-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-2);
  transform: translateY(-2px);
}
.cat-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.cat-tag-pro  { background: rgba(99, 102, 241, 0.15);  color: var(--indigo);    border: 1px solid rgba(99, 102, 241, 0.30); }
.cat-tag-part { background: rgba(249, 115, 22, 0.15);  color: var(--orange);    border: 1px solid rgba(249, 115, 22, 0.30); }
.cat-tag-mix  { background: rgba(167, 139, 250, 0.15); color: var(--violet);    border: 1px solid rgba(167, 139, 250, 0.30); }

.cat-card h3 {
  font-family: 'Syne', sans-serif;
  font-size: 18px; font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 8px;
}
.cat-card p {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.6;
}

/* ============================================================
   FEATURES
   ============================================================ */

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 40px;
}
.feature {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--bg-card);
  transition: border-color .25s, transform .25s;
}
.feature:hover {
  border-color: var(--indigo);
  transform: translateY(-2px);
}
.feature-icon {
  font-size: 24px;
  margin-bottom: 12px;
}
.feature h3 {
  font-family: 'Syne', sans-serif;
  font-size: 15px; font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 6px;
}
.feature p {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.55;
}

.pill {
  display: inline-block;
  font-size: 10.5px; font-weight: 700;
  padding: 2px 8px;
  border-radius: 100px;
  margin: 0 1px;
}
.pill-pro  { background: var(--indigo); color: #FFFFFF; }
.pill-part { background: var(--orange); color: #1A0A02; }
.pill-mix  { background: var(--violet); color: #FFFFFF; }

/* ============================================================
   PERSONAS
   ============================================================ */

.personas {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 40px;
}
.persona {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  text-align: center;
  transition: border-color .25s, transform .25s;
}
.persona:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}
.persona-icon {
  font-size: 38px;
  margin-bottom: 12px;
}
.persona h3 {
  font-family: 'Syne', sans-serif;
  font-size: 15px; font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 6px;
}
.persona p {
  font-size: 12.5px;
  color: var(--text-dim);
  line-height: 1.55;
}

/* ============================================================
   FAQ
   ============================================================ */

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 10px;
  padding: 0;
  overflow: hidden;
  transition: border-color .25s;
}
.faq-item[open] { border-color: var(--indigo); }
.faq-item summary {
  cursor: pointer;
  padding: 16px 22px;
  font-weight: 600;
  font-size: 14.5px;
  color: var(--text);
  list-style: none;
  position: relative;
  transition: color .15s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 22px; top: 50%; transform: translateY(-50%);
  font-size: 22px; font-weight: 300;
  color: var(--indigo);
  transition: transform .25s;
}
.faq-item[open] summary::after {
  content: '−';
}
.faq-item summary:hover { color: #FFFFFF; }
.faq-item p {
  padding: 0 22px 18px;
  color: var(--text-dim);
  font-size: 13.5px;
  line-height: 1.65;
}
.faq-item p code { font-size: 12px; }

/* ============================================================
   CTA FINAL
   ============================================================ */

.cta-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 56px 40px;
  text-align: center;
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.40),
    0 0 60px rgba(99, 102, 241, 0.08),
    0 0 100px rgba(212, 179, 90, 0.04);
}
.cta-card .logo-mark {
  width: 70px; height: 70px;
  margin: 0 auto 20px;
  filter:
    drop-shadow(0 0 20px rgba(167, 139, 250, 0.30))
    drop-shadow(0 0 8px rgba(212, 179, 90, 0.20));
}
.cta-card .logo-mark svg { width: 100%; height: 100%; }
.cta-card h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(24px, 3.5vw, 34px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #FFFFFF;
  margin-bottom: 12px;
}
.cta-card p {
  color: var(--text-dim);
  font-size: 14px;
  margin-bottom: 28px;
}
.cta-card .btn-primary {
  margin-bottom: 16px;
}
.cta-card .legal {
  font-size: 12px;
  margin-top: 16px;
}
.cta-card .legal a { color: var(--text-dim); }
.cta-card .legal a:hover { color: var(--violet); }

/* ============================================================
   FOOTER
   ============================================================ */

footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  font-size: 12.5px;
  color: var(--text-muted);
  text-align: center;
}
footer p { margin-bottom: 4px; }
footer a { color: var(--text-muted); }
footer a:hover { color: var(--violet); }

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

@media (max-width: 720px) {
  .nav-links a:not(.nav-cta) { display: none; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn-primary,
  .hero-actions .btn-ghost { justify-content: center; }
  .hero-stats { gap: 18px; }
  .stat strong { font-size: 22px; }
  .section { padding: 56px 0; }
  .cta-card { padding: 40px 24px; }
}