/* =========================================================
   PAXTRIMOINE — Feuille de style principale
   Design premium, minimaliste, inspiré des cabinets de conseil
   et family offices haut de gamme.
   ========================================================= */

:root {
  /* Palette */
  --color-bg: #FAF9F6;
  --color-bg-alt: #F2EFE9;
  --color-ink: #10192B;
  --color-ink-2: #16243D;
  --color-ink-soft: #2A3A55;
  --color-gold: #A9834D;
  --color-gold-light: #C9A96E;
  --color-text: #2B2E33;
  --color-text-light: #5B6472;
  --color-line: #E3DFD5;
  --color-white: #FFFFFF;

  /* Typo */
  --font-serif: 'Fraunces', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Layout */
  --container-max: 1180px;
  --radius: 4px;
  --transition: 0.4s cubic-bezier(.22,.61,.36,1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
}

section { position: relative; }

.section-pad {
  padding: 120px 0;
}

@media (max-width: 900px) {
  .section-pad { padding: 72px 0; }
}

.section-tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 12.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-weight: 600;
  margin-bottom: 18px;
}

.section-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(28px, 3.4vw, 42px);
  color: var(--color-ink);
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.section-intro {
  max-width: 680px;
  color: var(--color-text-light);
  font-size: 17px;
}

.section-head {
  margin-bottom: 64px;
}

.section-head.centered {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}
.section-head.centered .section-intro { margin: 0 auto; }

/* =========== Boutons =========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 32px;
  font-family: var(--font-sans);
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.03em;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-ink);
  color: var(--color-white);
  border-color: var(--color-ink);
}
.btn-primary:hover {
  background: var(--color-gold);
  border-color: var(--color-gold);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-ink);
}
.btn-secondary:hover {
  background: var(--color-ink);
  color: var(--color-white);
}

.btn-ghost-light {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}
.btn-ghost-light:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-white);
}

.btn-block { width: 100%; }

/* =========== Header / Navigation =========== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 22px 0;
  transition: all var(--transition);
  background: transparent;
}
.site-header.scrolled {
  background: rgba(250, 249, 246, 0.92);
  backdrop-filter: blur(10px);
  padding: 14px 0;
  box-shadow: 0 1px 0 var(--color-line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-mark {
  width: 40px; height: 40px;
  flex-shrink: 0;
}
.brand-mark svg,
.brand-mark img { width: 100%; height: 100%; object-fit: contain; }
.brand-text {
  font-family: var(--font-serif);
  font-size: 16.5px;
  letter-spacing: 0.06em;
  color: var(--color-ink);
  line-height: 1.15;
  font-weight: 600;
}
.site-header:not(.scrolled) .brand-text,
.site-header.hero-dark .brand-text { color: var(--color-white); }
.brand-text span {
  display: block;
  font-family: var(--font-sans);
  font-size: 9.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold-light);
  font-weight: 500;
  margin-top: 2px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-links {
  display: flex;
  gap: 34px;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--color-ink);
  position: relative;
  padding: 4px 0;
  transition: color var(--transition);
}
.site-header:not(.scrolled) .nav-links a,
.site-header.hero-dark .nav-links a { color: rgba(255,255,255,0.92); }

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 1px;
  background: var(--color-gold);
  transition: width var(--transition);
}
.nav-links a:hover::after { width: 100%; }

.nav-cta { display: none; }
@media (min-width: 1100px) {
  .nav-cta { display: inline-flex; }
}

.header-cta.btn-primary {
  padding: 11px 24px;
  font-size: 13px;
}
.site-header:not(.scrolled) .btn-secondary.header-cta {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.6);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  background: none;
  border: none;
  z-index: 1100;
}
.nav-toggle span {
  display: block;
  height: 1.5px;
  width: 100%;
  background: var(--color-ink);
  transition: all var(--transition);
}
.site-header:not(.scrolled) .nav-toggle span,
.site-header.hero-dark .nav-toggle span { background: var(--color-white); }

@media (max-width: 1000px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-cta { display: none !important; }
}

.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--color-ink);
  z-index: 1050;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 28px;
  transform: translateY(-100%);
  transition: transform 0.5s cubic-bezier(.22,.61,.36,1);
}
.mobile-menu.open { transform: translateY(0); }
.mobile-menu a {
  color: var(--color-white);
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 500;
}
.mobile-menu .btn { margin-top: 12px; }
.mobile-close {
  position: absolute;
  top: 26px; right: 28px;
  color: var(--color-white);
  font-size: 30px;
  background: none;
  border: none;
  cursor: pointer;
  line-height: 1;
}

/* =========== Hero =========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(160deg, var(--color-ink) 0%, var(--color-ink-2) 55%, #1c3050 100%);
  color: var(--color-white);
  overflow: hidden;
  padding-top: 110px;
  padding-bottom: 80px;
}

.hero-lines {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.5;
  pointer-events: none;
}
.hero-lines svg { width: 100%; height: 100%; }

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-logo {
  width: 76px;
  margin-bottom: 36px;
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 0.1s;
}

.hero-eyebrow {
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold-light);
  font-weight: 600;
  margin-bottom: 22px;
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 0.2s;
}

.hero h1 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(34px, 5.6vw, 60px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin-bottom: 22px;
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 0.3s;
}
.hero h1 em {
  font-style: normal;
  color: var(--color-gold-light);
}

.hero-tagline {
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 400;
  color: rgba(255,255,255,0.92);
  margin-bottom: 26px;
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 0.4s;
}

.hero-desc {
  font-size: 17px;
  color: rgba(255,255,255,0.72);
  max-width: 560px;
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 0.5s;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 0.6s;
}

.hero-scroll {
  position: absolute;
  bottom: 34px;
  left: 32px;
  z-index: 2;
  color: rgba(255,255,255,0.55);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-scroll::before {
  content: "";
  width: 28px; height: 1px;
  background: rgba(255,255,255,0.4);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 640px) {
  .hero { padding-top: 130px; }
  .hero-scroll { display: none; }
}

/* =========== Reveal on scroll =========== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* =========== Enjeux (cards) =========== */
.issues-section { background: var(--color-bg); }

.issues-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-line);
  border: 1px solid var(--color-line);
}

.issue-card {
  background: var(--color-white);
  padding: 44px 32px;
  transition: background var(--transition);
}
.issue-card:hover { background: var(--color-bg-alt); }

.issue-num {
  font-family: var(--font-serif);
  font-size: 13px;
  color: var(--color-gold);
  letter-spacing: 0.1em;
  margin-bottom: 22px;
}

.issue-icon {
  width: 42px; height: 42px;
  margin-bottom: 24px;
  color: var(--color-ink);
}
.issue-icon svg { width: 100%; height: 100%; }

.issue-card h3 {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 500;
  color: var(--color-ink);
  margin-bottom: 14px;
  line-height: 1.3;
}

.issue-card p {
  font-size: 14.5px;
  color: var(--color-text-light);
}

@media (max-width: 1000px) {
  .issues-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .issues-grid { grid-template-columns: 1fr; }
}

/* =========== Accompagnements =========== */
.support-section { background: var(--color-ink); color: var(--color-white); }
.support-section .section-tag { color: var(--color-gold-light); }
.support-section .section-title { color: var(--color-white); }
.support-section .section-intro { color: rgba(255,255,255,0.65); }

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.support-card {
  border: 1px solid rgba(255,255,255,0.14);
  padding: 40px;
  border-radius: 6px;
  transition: border-color var(--transition), background var(--transition);
}
.support-card:hover {
  border-color: var(--color-gold);
  background: rgba(255,255,255,0.03);
}

.support-card .support-tag {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gold-light);
  font-weight: 600;
  margin-bottom: 16px;
  display: block;
}

.support-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 14px;
}

.support-card p {
  font-size: 15px;
  color: rgba(255,255,255,0.68);
}

.support-note {
  margin-top: 48px;
  padding: 26px 30px;
  border-left: 2px solid var(--color-gold);
  background: rgba(255,255,255,0.03);
  font-size: 14.5px;
  color: rgba(255,255,255,0.78);
  max-width: 780px;
}

@media (max-width: 800px) {
  .support-grid { grid-template-columns: 1fr; }
}

/* =========== Méthode =========== */
.method-section { background: var(--color-bg); }

.method-highlight {
  text-align: center;
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 30px);
  color: var(--color-ink);
  margin: 8px auto 72px;
  max-width: 640px;
}
.method-highlight span {
  color: var(--color-gold);
}

.method-track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  position: relative;
}
.method-track::before {
  content: "";
  position: absolute;
  top: 26px;
  left: 5%;
  right: 5%;
  height: 1px;
  background: var(--color-line);
  z-index: 0;
}

.method-step {
  position: relative;
  z-index: 1;
  text-align: left;
}
.method-step-num {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--color-gold);
  margin-bottom: 22px;
  transition: all var(--transition);
}
.method-step:hover .method-step-num {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-gold-light);
}

.method-step h3 {
  font-family: var(--font-serif);
  font-size: 17.5px;
  font-weight: 500;
  color: var(--color-ink);
  margin-bottom: 10px;
}
.method-step p {
  font-size: 14px;
  color: var(--color-text-light);
}

@media (max-width: 1000px) {
  .method-track { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
  .method-track::before { display: none; }
}
@media (max-width: 560px) {
  .method-track { grid-template-columns: 1fr; }
}

/* =========== À propos =========== */
.about-section { background: var(--color-bg-alt); }

.about-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 72px;
  align-items: start;
}

.about-photo {
  position: relative;
}
.about-photo-frame {
  width: 100%;
  aspect-ratio: 4/5;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.about-photo-frame img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 22%;
}
.about-photo-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  color: var(--color-text-light);
  text-align: center;
  padding: 20px;
}
.about-photo-placeholder svg {
  width: 64px; height: 64px;
  color: var(--color-gold);
}
.about-photo-placeholder span {
  font-size: 12.5px;
  letter-spacing: 0.04em;
}
.about-photo-caption {
  margin-top: 18px;
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--color-ink);
}
.about-photo-caption small {
  display: block;
  font-family: var(--font-sans);
  font-size: 12.5px;
  color: var(--color-text-light);
  letter-spacing: 0.03em;
  margin-top: 4px;
}

.about-content p {
  color: var(--color-text-light);
  margin-bottom: 20px;
  font-size: 16px;
}
.about-content p strong { color: var(--color-ink); font-weight: 600; }

.about-values {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 40px 0 36px;
}
.about-value {
  padding: 20px 0;
  border-top: 2px solid var(--color-gold);
}
.about-value span {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--color-ink);
}

.about-reg-note {
  padding: 22px 26px;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  font-size: 14px;
  color: var(--color-text-light);
  border-radius: 4px;
}
.about-reg-note strong { color: var(--color-ink); }

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 44px; }
  .about-photo { max-width: 320px; margin: 0 auto; }
  .about-values { grid-template-columns: repeat(2, 1fr); }
}

/* =========== Contact =========== */
.contact-section { background: var(--color-bg); }

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 72px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 28px;
}
.contact-info-item .icon {
  width: 22px; height: 22px;
  color: var(--color-gold);
  flex-shrink: 0;
  margin-top: 3px;
}
.contact-info-item .icon svg { width: 100%; height: 100%; }
.contact-info-item h4 {
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 4px;
  font-weight: 600;
}
.contact-info-item a, .contact-info-item p {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--color-ink);
}
.placeholder-text {
  font-family: var(--font-sans) !important;
  font-size: 13.5px !important;
  color: var(--color-text-light) !important;
  font-style: italic;
}

.contact-booking {
  margin-top: 12px;
}

.contact-form {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  padding: 44px;
  border-radius: 6px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group { margin-bottom: 22px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 8px;
}
.form-group label .opt {
  color: var(--color-text-light);
  font-weight: 400;
  font-style: italic;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--color-line);
  background: var(--color-bg);
  border-radius: 3px;
  font-family: var(--font-sans);
  font-size: 14.5px;
  color: var(--color-text);
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-gold);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.form-consent {
  font-size: 12.5px;
  color: var(--color-text-light);
  margin: 6px 0 24px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.form-consent input { width: auto; margin-top: 3px; }

.form-status {
  margin-top: 18px;
  font-size: 14px;
  display: none;
}
.form-status.success { color: #3a7856; display: block; }
.form-status.error { color: #a1433a; display: block; }

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .contact-form { padding: 30px; }
}
@media (max-width: 520px) {
  .form-row { grid-template-columns: 1fr; gap: 0; }
}

/* =========== Footer =========== */
.site-footer {
  background: var(--color-ink);
  color: rgba(255,255,255,0.7);
  padding: 72px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.footer-brand .brand-mark { width: 38px; }
.footer-brand-text {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--color-white);
}
.footer-brand-text small {
  display: block;
  font-family: var(--font-sans);
  font-size: 12.5px;
  color: var(--color-gold-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 4px;
}
.footer-desc {
  margin-top: 16px;
  font-size: 14px;
  max-width: 320px;
  color: rgba(255,255,255,0.55);
}

.footer-col h5 {
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold-light);
  margin-bottom: 18px;
  font-weight: 600;
}
.footer-col ul li { margin-bottom: 12px; font-size: 14.5px; }
.footer-col ul li a:hover { color: var(--color-white); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  padding-top: 26px;
  font-size: 13px;
  color: rgba(255,255,255,0.45);
}
.footer-legal-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-legal-links a:hover { color: var(--color-white); }

@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
}

/* =========== Cookie banner =========== */
.cookie-banner {
  position: fixed;
  bottom: 20px;
  left: 20px;
  right: 20px;
  max-width: 560px;
  margin: 0 auto;
  background: var(--color-ink);
  color: rgba(255,255,255,0.85);
  padding: 24px 26px;
  border-radius: 8px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
  z-index: 2000;
  transform: translateY(140%);
  transition: transform 0.5s cubic-bezier(.22,.61,.36,1);
}
.cookie-banner.show { transform: translateY(0); }
.cookie-banner p { font-size: 13.5px; margin-bottom: 16px; }
.cookie-banner a { color: var(--color-gold-light); text-decoration: underline; }
.cookie-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.cookie-actions .btn { padding: 10px 20px; font-size: 13px; }
.cookie-actions .btn-primary { background: var(--color-gold); border-color: var(--color-gold); color: var(--color-ink); }
.cookie-actions .btn-secondary { color: var(--color-white); border-color: rgba(255,255,255,0.4); }

/* =========== Legal pages =========== */
.legal-page {
  padding: 160px 0 100px;
  max-width: 820px;
  margin: 0 auto;
}
.legal-page h1 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 38px);
  color: var(--color-ink);
  margin-bottom: 8px;
}
.legal-page .legal-updated {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 48px;
}
.legal-page h2 {
  font-family: var(--font-serif);
  font-size: 21px;
  color: var(--color-ink);
  margin: 40px 0 14px;
}
.legal-page p, .legal-page li {
  color: var(--color-text-light);
  font-size: 15px;
  margin-bottom: 12px;
}
.legal-page ul { padding-left: 20px; }
.legal-page li { list-style: disc; }
.legal-placeholder {
  background: #FFF7E8;
  border: 1px dashed var(--color-gold);
  padding: 14px 18px;
  border-radius: 4px;
  color: #7a5a20;
  font-size: 13.5px;
  margin: 10px 0 18px;
}
.legal-back {
  display: inline-block;
  margin-bottom: 30px;
  font-size: 14px;
  color: var(--color-gold);
  font-weight: 600;
}

/* =========== Misc =========== */
.divider-line {
  width: 60px;
  height: 2px;
  background: var(--color-gold);
  margin-bottom: 24px;
}