/* ============================================
   CRYPTOMONNAIES POUR LES NULS - STYLESHEET
   Design: Editorial minimaliste, tons sombres
   Typographie: Syne (display) + Source Serif 4
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,300&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── RESET & VARIABLES ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:   #0a0a0b;
  --dark:    #111114;
  --card:    #16161a;
  --border:  #252530;
  --muted:   #3a3a4a;
  --text:    #c8c8d4;
  --text-sm: #8888a0;
  --white:   #f0f0f5;
  --gold:    #f5c842;
  --gold-dim:#c9a020;
  --orange:  #f07030;
  --green:   #2de080;
  --blue:    #4a9eff;

  --font-display: 'Poppins', sans-serif;
  --font-body:    'Poppins', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  --max-w: 1160px;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,.5);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--black);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--muted); border-radius: 3px; }

/* ── TYPOGRAPHY ── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--white);
  line-height: 1.2;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.2rem, 5.5vw, 3.8rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.5rem); font-weight: 700; }
h3 { font-size: clamp(1.1rem, 2vw, 1.35rem); font-weight: 600; }
h4 { font-size: .9rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; }

p { margin-bottom: 1rem; color: var(--text); line-height: 1.75; font-weight: 300; }
a { color: var(--gold); text-decoration: none; transition: color .2s; }
a:hover { color: var(--white); }
strong { color: var(--white); font-weight: 600; }

/* ── UTILITIES ── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 1.5rem; }
.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--gold);
  background: rgba(245,200,66,.1);
  border: 1px solid rgba(245,200,66,.2);
  padding: .25rem .65rem;
  border-radius: 4px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.section-label {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: .15em;
  margin-bottom: .5rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .9rem;
  padding: .75rem 1.5rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all .2s;
  text-decoration: none;
}
.btn-primary {
  background: var(--gold);
  color: var(--black);
}
.btn-primary:hover { background: #ffd960; color: var(--black); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(245,200,66,.3); }
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--border);
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }

/* ── HEADER / NAV ── */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10,10,11,.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: all .3s;
}
#header nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  font-family: var(--font-display);
  font-size: .95rem;
  font-weight: 700;
  color: var(--white) !important;
  display: flex;
  align-items: center;
  gap: .6rem;
  white-space: nowrap;
}
.logo .logo-icon {
  width: 34px; height: 34px;
  background: var(--gold);
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--black);
  font-size: .95rem;
  flex-shrink: 0;
}
.logo span { color: var(--gold); }
.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}
.nav-links a {
  font-family: var(--font-display);
  font-size: .88rem;
  font-weight: 600;
  color: var(--text-sm);
  letter-spacing: .03em;
}
.nav-links a:hover { color: var(--white); }
.nav-cta { margin-left: 1rem; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: .5rem; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--white); transition: all .3s; border-radius: 2px; }

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 64px;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 40%, rgba(245,200,66,.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 10% 80%, rgba(74,158,255,.04) 0%, transparent 60%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37,37,48,.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,37,48,.4) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black, transparent);
}
.hero-content { position: relative; z-index: 2; }
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 4rem 0;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1.5rem;
}
.hero-eyebrow .live-badge {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--green);
  background: rgba(45,224,128,.08);
  border: 1px solid rgba(45,224,128,.2);
  padding: .3rem .7rem;
  border-radius: 20px;
}
.live-dot {
  width: 6px; height: 6px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(1.3); }
}
.hero-title {
  margin-bottom: 1.5rem;
}
.hero-title .accent { color: var(--gold); }
.hero-subtitle {
  font-size: 1.15rem;
  font-weight: 300;
  color: var(--text);
  margin-bottom: 2rem;
  max-width: 480px;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.hero-stats {
  display: flex;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.stat-item { }
.stat-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--white);
}
.stat-label {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: .1em;
}

/* ── HERO RIGHT : Crypto ticker card ── */
.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.price-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: border-color .2s, transform .2s;
  animation: fadeSlide .5s ease both;
}
.price-card:hover { border-color: var(--gold); transform: translateX(4px); }
.price-card:nth-child(2) { animation-delay: .1s; }
.price-card:nth-child(3) { animation-delay: .2s; }
.price-card:nth-child(4) { animation-delay: .3s; }
@keyframes fadeSlide {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}
.coin-info { display: flex; align-items: center; gap: .85rem; }
.coin-icon {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: .85rem;
  font-family: var(--font-display);
  flex-shrink: 0;
}
.coin-icon.btc { background: rgba(247,147,26,.15); color: #f7931a; border: 1px solid rgba(247,147,26,.3); }
.coin-icon.eth { background: rgba(98,126,234,.15); color: #627eea; border: 1px solid rgba(98,126,234,.3); }
.coin-icon.sol { background: rgba(153,69,255,.15); color: #9945ff; border: 1px solid rgba(153,69,255,.3); }
.coin-icon.xrp { background: rgba(0,170,255,.15); color: #00aaff; border: 1px solid rgba(0,170,255,.3); }
.coin-name { font-family: var(--font-display); font-weight: 700; color: var(--white); font-size: .95rem; }
.coin-full { font-size: .75rem; color: var(--text-sm); }
.coin-price { text-align: right; }
.price-val { font-family: var(--font-mono); font-weight: 500; color: var(--white); font-size: .95rem; }
.price-change { font-family: var(--font-mono); font-size: .72rem; }
.price-change.up { color: var(--green); }
.price-change.down { color: #ff5050; }
.card-note {
  text-align: center;
  font-family: var(--font-mono);
  font-size: .68rem;
  color: var(--text-sm);
  padding: .5rem;
}

/* ── SECTION BASE ── */
section { padding: 6rem 0; }
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-header p { max-width: 580px; margin: 1rem auto 0; font-size: 1.05rem; }

/* ── INTRO STRIP ── */
#intro-strip {
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 3rem 0;
}
.strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
.strip-item {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: 1rem;
  border-radius: 8px;
  transition: background .2s;
}
.strip-item:hover { background: rgba(245,200,66,.04); }
.strip-icon { font-size: 1.6rem; margin-bottom: .25rem; }
.strip-item h3 { font-size: 1rem; color: var(--white); }
.strip-item p { font-size: .875rem; color: var(--text-sm); margin: 0; line-height: 1.5; }

/* ── EXPLAINER FULL WIDTH ── */
#explainer { background: var(--black); }
.explainer-full {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 3rem;
  max-width: 960px;
  margin: 0 auto;
}
.explainer-full .explain-step {
  break-inside: avoid;
}

/* ── EXPLAINER (old grid — kept for reference) ── */
.explainer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.explainer-visual {
  position: relative;
}
.blockchain-diagram {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  font-family: var(--font-mono);
  font-size: .8rem;
}
.block-chain {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.b-block {
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .85rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: border-color .3s;
}
.b-block:hover { border-color: var(--gold); }
.b-num { color: var(--gold); font-weight: 500; min-width: 3.5rem; }
.b-hash { color: var(--text-sm); flex: 1; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; font-size: .72rem; }
.b-check { color: var(--green); }
.b-arrow { text-align: center; color: var(--border); font-size: 1.2rem; line-height: 1; }
.explainer-content { }
.explain-step {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}
.explain-step:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.step-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--gold);
  opacity: .3;
  line-height: 1;
  min-width: 2.5rem;
  flex-shrink: 0;
}
.explain-step h3 { margin-bottom: .4rem; font-size: 1.1rem; }
.explain-step p { font-size: .9rem; color: var(--text-sm); margin: 0; }

/* ── HOW TO BUY ── */
#how-to-buy { background: var(--dark); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.step-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  position: relative;
  transition: border-color .2s, transform .2s;
}
.step-card:hover { border-color: var(--gold); transform: translateY(-3px); }
.step-card::before {
  content: attr(data-step);
  position: absolute;
  top: -14px; left: 1.5rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--gold);
  background: var(--card);
  border: 1px solid var(--border);
  padding: .2rem .6rem;
  border-radius: 4px;
}
.step-card h3 { font-size: 1rem; margin-bottom: .5rem; }
.step-card p { font-size: .875rem; color: var(--text-sm); margin: 0; line-height: 1.5; }
.step-icon { font-size: 1.5rem; margin-bottom: .75rem; }

/* ── PLATFORMS / AFFILIATION ── */
#platforms { background: var(--black); }
.platforms-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}
.platform-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  text-align: center;
  transition: border-color .2s, transform .2s, box-shadow .2s;
  position: relative;
  overflow: hidden;
}
.platform-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  opacity: 0;
  transition: opacity .3s;
}
.platform-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.platform-card.featured { border-color: var(--gold); }
.platform-card.featured::before {
  content: 'Recommandé';
  position: absolute;
  top: 1rem; right: 1rem;
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--black);
  background: var(--gold);
  padding: .2rem .55rem;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.platform-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: .5rem;
}
.platform-logo.ledger { color: #888; }
.platform-logo.coinbase { color: #0052ff; }
.platform-logo.kraken  { color: #5741d9; }
.platform-logo.binance { color: #f0b90b; }
.platform-logo.kucoin  { color: #23af91; }
.platform-logo.exodus  { color: #2575fc; }
.platform-type {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 1rem;
}
.platform-desc { font-size: .875rem; color: var(--text-sm); margin-bottom: 1.25rem; line-height: 1.5; }
.platform-features {
  list-style: none;
  margin-bottom: 1.5rem;
  text-align: left;
}
.platform-features li {
  font-size: .8rem;
  color: var(--text-sm);
  padding: .3rem 0;
  border-bottom: 1px solid rgba(255,255,255,.04);
  display: flex;
  align-items: center;
  gap: .5rem;
}
.platform-features li::before { content: '✓'; color: var(--green); font-weight: 700; font-size: .75rem; }
.affiliate-cta {
  display: block;
  width: 100%;
  text-align: center;
  padding: .7rem;
  border-radius: 8px;
  font-family: var(--font-display);
  font-size: .85rem;
  font-weight: 600;
  transition: all .2s;
}
.aff-ledger  { background: rgba(136,136,136,.1); color: var(--white); border: 1px solid var(--border); }
.aff-ledger:hover { background: rgba(136,136,136,.2); color: var(--white); }
.aff-coinbase{ background: rgba(0,82,255,.12); color: #4a88ff; border: 1px solid rgba(0,82,255,.25); }
.aff-coinbase:hover { background: rgba(0,82,255,.2); color: var(--white); }
.aff-kraken  { background: rgba(87,65,217,.12); color: #8877ee; border: 1px solid rgba(87,65,217,.25); }
.aff-kraken:hover { background: rgba(87,65,217,.2); color: var(--white); }
.aff-binance { background: rgba(240,185,11,.1); color: #f0b90b; border: 1px solid rgba(240,185,11,.25); }
.aff-binance:hover { background: rgba(240,185,11,.2); color: var(--white); }
.aff-kucoin  { background: rgba(35,175,145,.1); color: #23af91; border: 1px solid rgba(35,175,145,.25); }
.aff-kucoin:hover { background: rgba(35,175,145,.2); color: var(--white); }
.aff-exodus  { background: rgba(37,117,252,.1); color: #5590fc; border: 1px solid rgba(37,117,252,.25); }
.aff-exodus:hover { background: rgba(37,117,252,.2); color: var(--white); }
.affil-note {
  text-align: center;
  font-size: .78rem;
  color: var(--text-sm);
  font-style: italic;
  margin-top: 1rem;
}

/* ── SECURITE / LEDGER ── */
#securite { background: var(--dark); }
.securite-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}
.ledger-card {
  background: var(--card);
  border: 1px solid var(--gold);
  border-radius: 20px;
  padding: 2.5rem;
  text-align: center;
  position: relative;
}
.ledger-device {
  font-size: 5rem;
  margin-bottom: 1rem;
  display: block;
}
.ledger-price {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--gold);
  margin-bottom: .25rem;
}
.ledger-subtitle { font-size: .875rem; color: var(--text-sm); margin-bottom: 1.5rem; }
.security-points { list-style: none; margin-bottom: 2rem; text-align: left; }
.security-points li {
  padding: .6rem 0;
  border-bottom: 1px solid var(--border);
  font-size: .9rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: .75rem;
}
.security-points li:last-child { border-bottom: none; }
.s-icon { font-size: 1rem; flex-shrink: 0; }
.securite-text h2 { margin-bottom: 1rem; }
.securite-text p { margin-bottom: 1.25rem; }
.why-wallet {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold);
  border-radius: 0 8px 8px 0;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  font-size: .9rem;
  color: var(--text-sm);
  font-style: italic;
}

/* ── FISCALITE ── */
#fiscalite { background: var(--black); }
.tax-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.tax-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
}
.tax-card h3 { font-size: 1rem; margin-bottom: 1rem; display: flex; align-items: center; gap: .5rem; }
.tax-rate {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: var(--orange);
  line-height: 1;
  margin-bottom: .5rem;
}
.tax-detail { font-size: .875rem; color: var(--text-sm); line-height: 1.5; }
.tax-warning {
  grid-column: 1/-1;
  background: rgba(240,112,48,.06);
  border: 1px solid rgba(240,112,48,.2);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.tax-warning-icon { font-size: 1.3rem; flex-shrink: 0; margin-top: .1rem; }
.tax-warning p { color: var(--text); font-size: .9rem; margin: 0; }

/* ── FAQ ── */
#faq { background: var(--dark); }
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  max-width: 960px;
  margin: 0 auto;
}
.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: .95rem;
  font-weight: 600;
  color: var(--white);
  gap: 1rem;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  transition: background .2s;
}
.faq-question:hover { background: rgba(255,255,255,.02); }
.faq-icon {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--border);
  display: grid;
  place-items: center;
  font-size: .8rem;
  color: var(--text-sm);
  transition: all .2s;
}
.faq-item.open .faq-icon { background: var(--gold); color: var(--black); transform: rotate(45deg); }
.faq-answer {
  display: none;
  padding: 0 1.5rem 1.25rem;
  font-size: .9rem;
  color: var(--text-sm);
  line-height: 1.65;
}
.faq-item.open .faq-answer { display: block; }

/* ── NEWSLETTER ── */
#newsletter {
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 4rem 0;
}
.newsletter-inner {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}
.newsletter-inner h2 { font-size: 1.8rem; margin-bottom: .75rem; }
.newsletter-inner p { color: var(--text-sm); margin-bottom: 2rem; font-size: .95rem; }
.newsletter-form {
  display: flex;
  gap: .75rem;
}
.newsletter-form input {
  flex: 1;
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .75rem 1rem;
  color: var(--white);
  font-family: var(--font-body);
  font-size: .9rem;
  outline: none;
  transition: border-color .2s;
}
.newsletter-form input:focus { border-color: var(--gold); }
.newsletter-form input::placeholder { color: var(--text-sm); }

/* ── FOOTER ── */
footer {
  background: var(--black);
  border-top: 1px solid var(--border);
  padding: 3rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}
.footer-brand p { font-size: .875rem; color: var(--text-sm); margin-top: .75rem; max-width: 280px; line-height: 1.6; }
.footer-col h4 { color: var(--white); font-size: .8rem; margin-bottom: 1rem; letter-spacing: .1em; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: .5rem; }
.footer-col a { font-size: .875rem; color: var(--text-sm); }
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .8rem;
  color: var(--text-sm);
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a { color: var(--text-sm); }
.footer-legal a:hover { color: var(--white); }
.risk-disclaimer {
  background: rgba(240,112,48,.05);
  border: 1px solid rgba(240,112,48,.15);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  font-size: .78rem;
  color: var(--text-sm);
  margin-top: 1.5rem;
  line-height: 1.5;
  font-style: italic;
}

/* ── ANIMATIONS ON SCROLL ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .hero-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-visual { display: none; }
  .strip-grid { grid-template-columns: 1fr 1fr; }
  .explainer-full { grid-template-columns: 1fr; }
  .explainer-grid { grid-template-columns: 1fr; }
  .blockchain-diagram { display: none; }
  .steps-grid { grid-template-columns: 1fr; }
  .platforms-grid { grid-template-columns: 1fr !important; }
  .securite-inner { grid-template-columns: 1fr; }
  .tax-grid { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .newsletter-form { flex-direction: column; }
  .footer-bottom { flex-direction: column; text-align: center; }
  section { padding: 4rem 0; }
}

/* ══════════════════════════════════════════
   DROPDOWN NAVIGATION
══════════════════════════════════════════ */
.nav-item { position: relative; }
.nav-item > a { display: flex; align-items: center; gap: .3rem; }
.nav-item > a::after {
  content: '▾';
  font-size: .6rem;
  opacity: .6;
  transition: transform .2s;
}
.nav-item:hover > a::after { transform: rotate(180deg); }

.dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(16,16,20,.97);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: .6rem;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-8px);
  transition: opacity .2s, transform .2s, visibility .2s;
  z-index: 200;
  box-shadow: 0 16px 40px rgba(0,0,0,.6);
}
.nav-item:hover .dropdown,
.nav-item:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.dropdown a {
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: .55rem .85rem;
  border-radius: 7px;
  font-size: .84rem;
  color: var(--text-sm);
  font-family: var(--font-display);
  font-weight: 500;
  transition: background .15s, color .15s;
  white-space: nowrap;
}
.dropdown a:hover { background: rgba(245,200,66,.08); color: var(--gold); }
.dropdown a.active { color: var(--gold); }
.dropdown-icon { font-size: .95rem; width: 20px; text-align: center; flex-shrink: 0; }
.dropdown-sep {
  height: 1px;
  background: var(--border);
  margin: .4rem .5rem;
}

/* ── Page crypto shared styles ── */
.crypto-hero-accent { }
.coin-stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2rem 0;
}
.coin-stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem;
  text-align: center;
}
.coin-stat-val {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: .2rem;
}
.coin-stat-label {
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.live-price-banner {
  border-radius: var(--radius);
  padding: 1.25rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 1rem;
  border: 1px solid;
}
.lpb-left { display: flex; align-items: center; gap: 1rem; }
.lpb-icon {
  width: 50px; height: 50px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1.3rem;
  font-weight: 700;
  font-family: var(--font-display);
  flex-shrink: 0;
}
.lpb-name { font-family: var(--font-display); font-weight: 700; font-size: 1rem; color: var(--white); }
.lpb-ticker { font-family: var(--font-mono); font-size: .72rem; color: var(--text-sm); }
.lpb-price { font-family: var(--font-mono); font-size: 1.8rem; font-weight: 700; }
.lpb-change { font-family: var(--font-mono); font-size: .82rem; }
.lpb-stats { display: flex; gap: 2rem; flex-wrap: wrap; }
.lpb-stat-val { font-family: var(--font-mono); font-size: .85rem; color: var(--white); font-weight: 600; }
.lpb-stat-label { font-family: var(--font-mono); font-size: .62rem; color: var(--text-sm); text-transform: uppercase; }

@media (max-width: 900px) {
  .coin-stat-grid { grid-template-columns: repeat(2, 1fr); }
  .live-price-banner { flex-direction: column; }
}