/* ============================================================
   Site formateur — Benoit MARECHAL
   Style "consultant senior" : Fraunces + Manrope, bleu nuit + gold
   ============================================================ */

:root {
  /* Couleurs */
  --color-bg:           #ffffff;
  --color-bg-warm:      #faf7f2;
  --color-bg-soft:      #f5f3ec;
  --color-border:       #e8e3d8;
  --color-border-soft:  #f0ece2;

  --color-text:         #14213d;
  --color-text-soft:    #525a72;
  --color-text-muted:   #8a8e9c;

  --color-accent:       #14213d;       /* bleu nuit */
  --color-accent-deep:  #0a142e;
  --color-accent-soft:  rgba(20,33,61,0.06);

  --color-gold:         #b08d57;       /* gold mat */
  --color-gold-soft:    rgba(176,141,87,0.12);

  --color-dark:         #14213d;
  --color-dark-elev:    #1c2a4d;

  /* Typo */
  --font-display: 'Fraunces', 'Iowan Old Style', 'Georgia', 'Cambria', serif;
  --font-body:    'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;

  /* Espace */
  --container:    920px;
  --container-narrow: 720px;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;
  --space-8: 128px;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  --nav-h: 64px;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   Reset
   ============================================================ */

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

html, body, h1, h2, h3, h4, p, ol, ul, dl, dt, dd, figure, blockquote {
  margin: 0;
  padding: 0;
}

ul, ol { list-style: none; }

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; text-decoration: none; }

button, input { font-family: inherit; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 16px);
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ============================================================
   Typography
   ============================================================ */

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-text);
  /* WONK 0 = désactive les courbes ondulantes (f, g) caractéristiques de Fraunces */
  font-variation-settings: "opsz" 96, "WONK" 0, "SOFT" 50;
}

h1 {
  font-size: clamp(40px, 5vw, 60px);
  font-variation-settings: "opsz" 96, "WONK" 0, "SOFT" 50;
  letter-spacing: -0.025em;
}

h2 {
  font-size: clamp(28px, 3.4vw, 38px);
  margin-bottom: var(--space-3);
}

h3 {
  font-size: 20px;
  font-weight: 500;
  line-height: 1.25;
}

p { margin-bottom: var(--space-2); }
p:last-child { margin-bottom: 0; }

strong { font-weight: 600; }
em { font-style: italic; color: var(--color-text-soft); }

.text-accent { color: var(--color-accent); font-weight: 600; }
.text-gold   { color: var(--color-gold); font-weight: 500; }
.text-soft   { color: var(--color-text-soft); }

.section-eyebrow,
.eyebrow-light {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  margin-bottom: var(--space-2);
}

.eyebrow-light { color: var(--color-gold); }

.section-lead {
  font-size: 18px;
  line-height: 1.65;
  color: var(--color-text-soft);
  max-width: 64ch;
}

/* ============================================================
   Layout primitives
   ============================================================ */

.section {
  padding: var(--space-7) var(--space-3);
  position: relative;
}

.section-soft { background: var(--color-bg-warm); }

.section-inner {
  max-width: var(--container);
  margin: 0 auto;
}

.section-dark {
  background: var(--color-dark);
  color: #f6f3ec;
}

.section-dark h2 { color: #f6f3ec; }
.section-dark .text-soft { color: rgba(246,243,236,0.65); }

/* ============================================================
   Nav (sticky)
   ============================================================ */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--color-border-soft);
}

.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  height: 100%;
  padding: 0 var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}

.nav-logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--color-accent);
  color: #f6f3ec;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  border-radius: var(--radius-sm);
}

.nav-logo-rule { display: none; }

.nav-logo-name {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  gap: var(--space-3);
}

.nav-links a {
  font-size: 14px;
  color: var(--color-text-soft);
  font-weight: 500;
  transition: color 0.2s var(--ease);
  position: relative;
}

.nav-links a:hover { color: var(--color-accent); }

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transition: width 0.25s var(--ease);
}

.nav-links a:hover::after { width: 100%; }

/* ============================================================
   Hero
   ============================================================ */

.hero {
  position: relative;
  padding: var(--space-7) var(--space-3) var(--space-7);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(60% 50% at 0% 0%, rgba(176,141,87,0.10), transparent 60%),
    radial-gradient(80% 70% at 100% 0%, rgba(20,33,61,0.05), transparent 60%),
    linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-warm) 100%);
}

.hero-bg::before {
  /* Pattern de points discret */
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(20,33,61,0.07) 1px, transparent 1px);
  background-size: 28px 28px;
  background-position: 0 0;
  mask-image: radial-gradient(70% 60% at 50% 30%, black, transparent 80%);
  -webkit-mask-image: radial-gradient(70% 60% at 50% 30%, black, transparent 80%);
  opacity: 0.6;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-6);
  align-items: center;
}

.hero-text { max-width: 56ch; }

.hero-eyebrow {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  margin-bottom: var(--space-3);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.hero-eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--color-gold);
}

.hero h1 { margin-bottom: var(--space-3); }

.hero-name-accent {
  font-weight: 600;
  color: var(--color-accent);
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 500;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  font-variation-settings: "opsz" 48;
}

.hero-bio {
  font-size: 16px;
  color: var(--color-text-soft);
  margin-bottom: var(--space-4);
  max-width: 52ch;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.hero-photo-frame {
  position: relative;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-accent) 100%);
  padding: 3px;
  box-shadow:
    0 1px 2px rgba(20,33,61,0.06),
    0 6px 18px -4px rgba(20,33,61,0.16),
    0 18px 36px -10px rgba(20,33,61,0.22);
}

.hero-photo-frame img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--color-bg);
}

/* ============================================================
   Cards (Domaines)
   ============================================================ */

.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.card {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-3) var(--space-3);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--color-gold);
  box-shadow:
    0 1px 2px rgba(20,33,61,0.04),
    0 12px 32px -8px rgba(20,33,61,0.15);
}

.card-numeral {
  display: block;
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 600;
  line-height: 1;
  color: var(--color-gold);
  font-variation-settings: "opsz" 96, "WONK" 0, "SOFT" 50;
  margin-bottom: var(--space-2);
}

.card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 24px;
  line-height: 1.2;
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.card ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.card li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  color: var(--color-text-soft);
  line-height: 1.55;
}

.card li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 1px;
  background: var(--color-gold);
}

.card-meta {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ============================================================
   Timeline (Parcours)
   ============================================================ */

.timeline {
  margin-top: var(--space-5);
  position: relative;
  padding-left: var(--space-4);
}

.timeline::before {
  content: '';
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 7px;
  width: 1px;
  background: linear-gradient(180deg, var(--color-gold), var(--color-border) 60%, transparent);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-4);
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(var(--space-4) * -1 + 3px);
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-gold);
  transition: background 0.2s var(--ease);
}

.timeline-item:hover::before {
  background: var(--color-gold);
}

.timeline-date {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-gold);
  margin-bottom: 4px;
}

.timeline-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 4px;
  color: var(--color-text);
}

.timeline-item p {
  font-size: 15px;
  color: var(--color-text-soft);
  line-height: 1.6;
}

/* ============================================================
   Stack list (dl horizontal)
   ============================================================ */

.stack-list {
  margin-top: var(--space-5);
  border-top: 1px solid var(--color-border);
}

.stack-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}

.stack-row dt {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-accent);
  font-variation-settings: "opsz" 24;
}

.stack-row dd {
  font-size: 15px;
  color: var(--color-text-soft);
  line-height: 1.6;
}

/* ============================================================
   Modalités (grid de cards)
   ============================================================ */

.modalites-grid {
  margin-top: var(--space-5);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
}

.mod-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-height: 110px;
  transition: border-color 0.25s var(--ease);
}

.mod-card:hover {
  border-color: var(--color-gold);
}

.mod-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.mod-value-secondary {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.3;
  font-variation-settings: "opsz" 24, "WONK" 0, "SOFT" 50;
  margin-bottom: 0;
}

.modalites-tarif {
  margin-top: var(--space-3);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: var(--space-2) var(--space-3);
  border-left: 2px solid var(--color-gold);
  background: var(--color-bg-warm);
}

.modalites-tarif strong {
  color: var(--color-accent);
}

.modalites-tarif p {
  font-size: 14px;
  color: var(--color-text-soft);
  margin: 0;
}

/* ============================================================
   Contact section (dark)
   ============================================================ */

.section-dark {
  background:
    radial-gradient(60% 60% at 100% 0%, rgba(176,141,87,0.18), transparent 70%),
    var(--color-dark);
  color: #f6f3ec;
}

.contact-title {
  color: #f6f3ec;
  margin-bottom: var(--space-3);
  max-width: 16ch;
}

.contact-lead {
  color: rgba(246,243,236,0.75);
  font-size: 17px;
  max-width: 60ch;
  margin-bottom: var(--space-4);
}

.contact-cta {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-5);
}

.contact-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: var(--space-3);
  border-top: 1px solid rgba(246,243,236,0.15);
  max-width: 60ch;
}

.contact-meta li {
  font-size: 14px;
  color: rgba(246,243,236,0.85);
}

.contact-meta-label {
  display: inline-block;
  width: 100px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-gold);
  margin-right: var(--space-2);
}

.contact-meta a {
  color: #f6f3ec;
  border-bottom: 1px solid rgba(246,243,236,0.3);
  transition: border-color 0.2s var(--ease);
}

.contact-meta a:hover { border-color: var(--color-gold); }

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 22px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.btn-sm { padding: 9px 14px; font-size: 13px; }

.btn svg { transition: transform 0.25s var(--ease); }
.btn:hover svg { transform: translateX(2px); }

.btn-primary {
  background: var(--color-accent);
  color: #f6f3ec;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-deep);
  border-color: var(--color-accent-deep);
}

.btn-secondary {
  background: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn-secondary:hover {
  background: var(--color-accent);
  color: #f6f3ec;
}

.btn-light {
  background: var(--color-gold);
  color: var(--color-dark);
  border-color: var(--color-gold);
}

.btn-light:hover {
  background: #c39e64;
  border-color: #c39e64;
}

.btn-ghost-light {
  background: transparent;
  color: #f6f3ec;
  border-color: rgba(246,243,236,0.3);
}

.btn-ghost-light:hover {
  background: rgba(246,243,236,0.06);
  border-color: rgba(246,243,236,0.6);
}

a:focus-visible, .btn:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}

/* ============================================================
   Footer
   ============================================================ */

.footer {
  padding: var(--space-5) var(--space-3);
  background: var(--color-bg-warm);
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-3);
}

.footer-brand p { margin: 0; }

.footer-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  color: var(--color-text);
}

.footer-tag {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 2px !important;
}

.footer-links {
  display: flex;
  gap: var(--space-3);
  font-size: 14px;
  color: var(--color-text-soft);
}

.footer-links a { transition: color 0.2s var(--ease); position: relative; }
.footer-links a:hover { color: var(--color-accent); }

.footer-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -4px;
  width: 0; height: 1px;
  background: var(--color-gold);
  transition: width 0.25s var(--ease);
}
.footer-links a:hover::after { width: 100%; }

.footer-copy {
  font-size: 13px;
  color: var(--color-text-muted);
  margin: 0;
  text-align: right;
}

/* ============================================================
   Animations (subtle, on load)
   ============================================================ */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-eyebrow,
.hero h1,
.hero-headline,
.hero-bio,
.hero-cta,
.hero-photo-frame {
  animation: fadeUp 0.8s var(--ease) both;
}

.hero h1            { animation-delay: 0.05s; }
.hero-headline      { animation-delay: 0.15s; }
.hero-bio           { animation-delay: 0.25s; }
.hero-cta           { animation-delay: 0.35s; }
.hero-photo-frame   { animation-delay: 0.4s; animation-duration: 1s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0s !important;
    transition-duration: 0s !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================================
   Responsive (mobile < 768px)
   ============================================================ */

@media (max-width: 768px) {

  .nav-logo-name { display: none; }

  .nav-links { display: none; }

  .nav-inner { padding: 0 var(--space-2); }

  .section { padding: var(--space-6) var(--space-2); }

  .hero {
    padding: var(--space-6) var(--space-2);
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-4);
    text-align: left;
  }

  .hero-photo {
    order: -1;
  }

  .hero-photo-frame {
    width: 160px;
    height: 160px;
  }

  .hero-cta { width: 100%; }
  .hero-cta .btn { flex: 1; justify-content: center; }

  .cards { grid-template-columns: 1fr; }

  .stack-row {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: var(--space-2) 0;
  }

  .modalites-grid {
    grid-template-columns: 1fr 1fr;
  }

  .mod-card-tarif {
    grid-column: span 2;
    grid-row: auto;
  }

  .mod-amount { font-size: 36px; }

  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-2);
  }

  .footer-links {
    justify-content: center;
  }

  .footer-copy { text-align: center; }

  .contact-meta-label {
    display: block;
    width: auto;
    margin-bottom: 2px;
  }
}