/* ===== Inteconfido Conseil — feuille de style ===== */
:root {
  --navy: #0A2A55;
  --navy-d: #061B39;
  --navy-l: #123A70;
  --gold: #BB9453;
  --gold-l: #CFAE76;
  --ivory: #F2EEE6;
  --ivory-d: #E6DFD2;
  --ink: #0B1E3A;
  --muted: rgba(242, 238, 230, .66);
  --serif: "Cormorant Garamond", Georgia, serif;
  --sans: "Montserrat", system-ui, sans-serif;
  --wrap: 1200px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font: 400 16px/1.7 var(--sans);
  color: var(--ivory);
  background: var(--navy-d);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
em { font-style: normal; color: var(--gold-l); }
.wrap { width: min(var(--wrap), 100% - 48px); margin-inline: auto; }

h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.1; letter-spacing: .005em; }
h2 { font-size: clamp(2.1rem, 4.4vw, 3.6rem); }
h2 em { font-style: italic; }

.eyebrow {
  font: 600 .72rem/1 var(--sans);
  letter-spacing: .34em;
  text-transform: uppercase;
  color: var(--gold-l);
  margin-bottom: 1.4rem;
}
.eyebrow--dark { color: var(--gold); }

/* ----- Boutons ----- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 1rem 1.9rem;
  font: 600 .74rem/1 var(--sans);
  letter-spacing: .2em; text-transform: uppercase;
  border: 1px solid transparent;
  transition: background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease), transform .35s var(--ease);
  cursor: pointer;
}
.btn--gold { background: var(--gold); color: var(--navy-d); }
.btn--gold:hover { background: var(--gold-l); transform: translateY(-2px); }
.btn--ghost { border-color: rgba(242, 238, 230, .35); color: var(--ivory); }
.btn--ghost:hover { border-color: var(--gold-l); color: var(--gold-l); }
.btn--sm { padding: .75rem 1.2rem; font-size: .66rem; }

/* ----- Calques communs aux vidéos ----- */
.bgvid { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.08) brightness(.9); }
.tint { position: absolute; inset: 0; background: var(--navy); mix-blend-mode: multiply; }
.tint::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(6,27,57,.2), rgba(6,27,57,.75)); mix-blend-mode: normal; }
.tint--soft::after { background: linear-gradient(180deg, rgba(6,27,57,0) 40%, rgba(6,27,57,.85)); }
.grain {
  position: absolute; inset: 0; pointer-events: none; opacity: .05; mix-blend-mode: screen;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ----- Séparateur doré ◇ ----- */
.divider { display: flex; align-items: center; gap: 14px; margin: 2rem 0; }
.divider span { width: 70px; height: 1px; background: linear-gradient(90deg, transparent, var(--gold)); }
.divider span:last-child { transform: scaleX(-1); }
.divider i { width: 8px; height: 8px; border: 1px solid var(--gold); transform: rotate(45deg); }

/* ===== EN-TÊTE ===== */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem clamp(1.5rem, 4vw, 3rem);
  transition: background .4s var(--ease), padding .4s var(--ease), border-color .4s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled { background: rgba(6, 27, 57, .92); backdrop-filter: blur(10px); padding-block: .7rem; border-color: rgba(187,148,83,.18); }
.nav__brand { display: flex; align-items: center; gap: .8rem; }
.nav__logo { width: 40px; height: 40px; color: var(--ivory); }
.nav__name { font: 600 1.05rem/1 var(--serif); letter-spacing: .22em; white-space: nowrap; }
.nav__links { display: flex; align-items: center; gap: clamp(1.2rem, 2.4vw, 2.2rem); }
.nav__links .btn { white-space: nowrap; }
.nav__links a:not(.btn) { font: 500 .72rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); transition: color .3s; }
.nav__links a:not(.btn):hover { color: var(--gold-l); }
.nav__burger { display: none; background: none; border: 0; width: 34px; height: 34px; cursor: pointer; position: relative; }
.nav__burger span { position: absolute; left: 5px; right: 5px; height: 1px; background: var(--ivory); transition: transform .3s var(--ease), top .3s; }
.nav__burger span:first-child { top: 13px; }
.nav__burger span:last-child { top: 21px; }
.nav__burger[aria-expanded="true"] span:first-child { top: 17px; transform: rotate(45deg); }
.nav__burger[aria-expanded="true"] span:last-child { top: 17px; transform: rotate(-45deg); }

/* ===== HERO ===== */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; overflow: hidden; background: var(--navy); }
.hero__bg { position: absolute; inset: 0; }
.hero__ambient { position: absolute; inset: -40px; width: calc(100% + 80px); height: calc(100% + 80px); filter: grayscale(1) blur(22px) brightness(.7); }
.hero__bg .tint::after { background: radial-gradient(ellipse at 30% 50%, rgba(10,42,85,.35), rgba(6,27,57,.92) 75%); }
.hero__rings { position: absolute; width: 900px; right: -200px; top: 50%; transform: translateY(-50%); animation: spin 120s linear infinite; }
@keyframes spin { to { transform: translateY(-50%) rotate(360deg); } }

.hero__inner { position: relative; display: grid; grid-template-columns: 1.25fr .75fr; gap: clamp(2rem, 6vw, 6rem); align-items: center; padding: 8rem 0 6rem; }
.hero__brand { display: block; font: 600 clamp(.85rem, 1.2vw, 1rem)/1 var(--serif); letter-spacing: .38em; text-transform: uppercase; color: var(--ivory); margin-bottom: 1.6rem; }
.hero__title { font-size: clamp(2.6rem, 5.4vw, 4.8rem); }
.hero__lead { max-width: 34rem; color: var(--muted); font-size: 1.05rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.6rem; }

.hero__portrait { position: relative; justify-self: end; width: min(360px, 100%); }
.hero__frame { position: relative; aspect-ratio: 9 / 14; overflow: hidden; border: 1px solid rgba(187,148,83,.4); }
.hero__frame .bgvid { object-position: center 30%; filter: grayscale(1) contrast(1.1); }
.hero__frame .tint { opacity: .82; }
.hero__portrait::before { content: ""; position: absolute; inset: -14px 14px 14px -14px; border: 1px solid rgba(187,148,83,.25); z-index: -1; }
.hero__badge { position: absolute; width: 84px; height: 84px; left: -42px; top: 36px; color: var(--ivory); background: var(--navy); border-radius: 50%; padding: 8px; }
.hero__portrait figcaption { position: absolute; left: 1.4rem; bottom: 1.3rem; font: 500 1.4rem/1.2 var(--serif); }
.hero__portrait figcaption span { font: 600 .62rem/1 var(--sans); letter-spacing: .24em; text-transform: uppercase; color: var(--gold-l); }

.hero__scroll { position: absolute; left: 50%; bottom: 2rem; width: 1px; height: 54px; background: rgba(242,238,230,.18); overflow: hidden; }
.hero__scroll span { position: absolute; inset: 0; background: var(--gold); animation: drop 2.2s var(--ease) infinite; }
@keyframes drop { from { transform: translateY(-100%); } to { transform: translateY(100%); } }

/* ===== MANIFESTE ===== */
.manifesto { position: relative; background: var(--ivory); color: var(--ink); padding: clamp(6rem, 12vw, 10rem) 0; overflow: hidden; }
.manifesto__inner { position: relative; text-align: center; max-width: 900px; }
.manifesto__mono { position: absolute; left: 50%; top: 50%; width: 340px; height: 560px; transform: translate(-50%, -50%); color: rgba(10,42,85,.045); }
.manifesto__quote > p:first-child { font: 500 clamp(2.4rem, 6vw, 5rem)/1.05 var(--serif); color: var(--navy); }
.manifesto__quote em { color: var(--gold); font-style: italic; }
.manifesto__sub { max-width: 36rem; margin: 2rem auto; font-size: 1.08rem; color: rgba(11,30,58,.72); }
.manifesto__punch { font: 500 clamp(1.6rem, 3vw, 2.3rem)/1.2 var(--serif); color: var(--navy); }

/* ===== SERVICES ===== */
.services { padding: clamp(6rem, 10vw, 9rem) 0; background: var(--navy-d); }
.section-head { max-width: 46rem; margin-bottom: 4rem; }
.cards { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(187,148,83,.2); border: 1px solid rgba(187,148,83,.2); }
.card { background: var(--navy-d); padding: 2.6rem 2.2rem 2.8rem; transition: background .4s var(--ease); position: relative; }
.card:hover { background: var(--navy); }
.card::after { content: ""; position: absolute; left: 2.2rem; bottom: 0; width: 0; height: 2px; background: var(--gold); transition: width .5s var(--ease); }
.card:hover::after { width: 60px; }
.card__num { font: 500 2.6rem/1 var(--serif); color: var(--gold); display: block; margin-bottom: 1.6rem; }
.card h3 { font-size: 1.65rem; margin-bottom: .8rem; }
.card p { color: var(--muted); font-size: .95rem; }
.card--cta { background: var(--navy); }
.card__logo { width: 54px; height: 54px; color: var(--ivory); margin-bottom: 1.4rem; }
.link-arrow { display: inline-block; margin-top: 1.4rem; font: 600 .72rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--gold-l); }
.link-arrow span { display: inline-block; transition: transform .3s var(--ease); }
.link-arrow:hover span { transform: translateX(5px); }

/* ===== APPROCHE ===== */
.approach { background: var(--ivory); color: var(--ink); padding: clamp(6rem, 10vw, 9rem) 0; }
.section-head--dark h2 { color: var(--navy); }
.section-head--dark em { color: var(--gold); }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.5rem, 3vw, 3rem); }
.pillar { border-top: 1px solid rgba(10,42,85,.25); padding-top: 2rem; }
.pillar__idx { font: italic 500 1.2rem/1 var(--serif); color: var(--gold); }
.pillar h3 { font-size: 2.2rem; color: var(--navy); margin: .8rem 0 1rem; }
.pillar p { color: rgba(11,30,58,.72); }

/* ===== EXPERTISE ===== */
.expertise { position: relative; padding: clamp(6rem, 10vw, 9rem) 0; overflow: hidden; background: var(--navy); }
.expertise__bg { position: absolute; inset: 0; }
.expertise__bg .bgvid { position: absolute; right: 0; top: 0; width: 55%; height: 100%; object-position: center 25%; }
.tint--side::after { background: linear-gradient(90deg, var(--navy) 45%, rgba(10,42,85,.55) 75%, rgba(10,42,85,.35)); }
.expertise__inner { position: relative; }
.proofs { display: grid; gap: 1.2rem; max-width: 40rem; }
.proof { padding: 1.8rem 2rem; background: rgba(6,27,57,.6); border-left: 2px solid var(--gold); backdrop-filter: blur(6px); }
.proof__tag { font: 600 .66rem/1 var(--sans); letter-spacing: .28em; text-transform: uppercase; color: var(--gold-l); margin-bottom: .8rem; }
.proof h3 { font-size: 1.6rem; margin-bottom: .5rem; }
.proof p:last-child { color: var(--muted); font-size: .95rem; }

/* ===== SECTEURS ===== */
.sectors { background: var(--ivory-d); color: var(--ink); padding: clamp(5rem, 8vw, 7rem) 0; }
.sectors__inner { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 6rem); align-items: center; }
.sectors h2 { color: var(--navy); margin-bottom: 1.4rem; }
.sectors h2 em { color: var(--gold); }
.sectors__main > p:last-child { color: rgba(11,30,58,.75); }
.sectors__list { list-style: none; }
.sectors__list li { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 1.3rem 0; border-bottom: 1px solid rgba(10,42,85,.18); }
.sectors__list li:first-child { border-top: 1px solid rgba(10,42,85,.18); }
.sectors__list span { font: 500 1.6rem/1.1 var(--serif); color: var(--navy); }
.sectors__list i { font: 600 .64rem/1 var(--sans); font-style: normal; letter-spacing: .22em; text-transform: uppercase; color: var(--gold); white-space: nowrap; }

/* ===== VIDÉO ===== */
.video { background: var(--navy-d); padding: clamp(6rem, 10vw, 9rem) 0; }
.video__inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 6vw, 6rem); align-items: center; }
.video__text h2 { margin-bottom: 1.4rem; }
.video__text p { color: var(--muted); margin-bottom: 2.2rem; max-width: 32rem; }
.video__player { justify-self: center; width: min(340px, 100%); border: 1px solid rgba(187,148,83,.4); padding: 10px; }
.video__player video { width: 100%; aspect-ratio: 9 / 16; background: #000; object-fit: cover; }

/* ===== CONTACT ===== */
.contact { position: relative; background-color: var(--navy); background-image: radial-gradient(ellipse at 20% 0%, var(--navy-l), var(--navy) 60%); padding: clamp(6rem, 10vw, 9rem) 0; overflow: hidden; }
.contact__inner { position: relative; display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2rem, 6vw, 6rem); }
.contact__intro h2 { margin-bottom: 1.4rem; }
.contact__intro > p { color: var(--muted); }
.contact__info { list-style: none; margin-top: 2.6rem; }
.contact__info li { display: grid; grid-template-columns: 6.5rem 1fr; padding: .9rem 0; border-bottom: 1px solid rgba(187,148,83,.2); font-size: .95rem; word-break: break-word; }
.contact__info span { font: 600 .64rem/2.4 var(--sans); letter-spacing: .22em; text-transform: uppercase; color: var(--gold-l); }
.contact__info a:hover { color: var(--gold-l); }

.form { display: grid; gap: 1.2rem; background: rgba(6,27,57,.55); border: 1px solid rgba(187,148,83,.22); padding: clamp(1.6rem, 4vw, 2.8rem); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form label { display: grid; gap: .5rem; font: 600 .64rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--gold-l); }
.form input, .form select, .form textarea {
  font: 400 1rem/1.5 var(--sans); color: var(--ivory); letter-spacing: 0; text-transform: none;
  background: transparent; border: 0; border-bottom: 1px solid rgba(242,238,230,.25); padding: .6rem 0; border-radius: 0;
  transition: border-color .3s;
}
.form select option { color: var(--ink); }
.form textarea { resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--gold); }
.form .btn { justify-self: start; margin-top: .6rem; }
.form__note { font-size: .8rem; color: var(--muted); }
.form__note.is-error { color: #E7A58A; }
.form__note.is-ok { color: var(--gold-l); }
.form__trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form .btn[disabled] { opacity: .6; cursor: wait; }

/* ===== PIED DE PAGE ===== */
.footer { background: var(--navy-d); border-top: 1px solid rgba(187,148,83,.2); padding: 3rem 0; }
.footer__inner { display: flex; justify-content: space-between; align-items: center; gap: 2rem; flex-wrap: wrap; }
.footer__brand { display: flex; align-items: center; gap: 1rem; }
.footer__logo { width: 52px; height: 52px; color: var(--ivory); }
.footer__name { font: 600 1rem/1 var(--serif); letter-spacing: .22em; }
.footer__tag { font: 600 .6rem/1 var(--sans); letter-spacing: .28em; text-transform: uppercase; color: var(--gold-l); margin-top: .6rem; }
.footer__legal { text-align: right; font-size: .78rem; color: var(--muted); line-height: 1.9; }

/* ===== Apparitions au défilement ===== */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* ===== Responsive ===== */
@media (max-width: 1000px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .video__inner, .contact__inner, .sectors__inner { grid-template-columns: 1fr; }
  .expertise__bg .bgvid { width: 100%; opacity: .55; }
  .tint--side::after { background: linear-gradient(180deg, rgba(10,42,85,.7), var(--navy)); }
}

@media (max-width: 1000px) and (min-width: 821px) {
  .nav__name { display: none; }
}

@media (max-width: 820px) {
  .nav__burger { display: block; z-index: 2; }
  .nav__links {
    position: fixed; inset: 0; flex-direction: column; justify-content: center; gap: 2rem;
    background: var(--navy-d); opacity: 0; pointer-events: none; transition: opacity .4s var(--ease);
  }
  .nav__links.is-open { opacity: 1; pointer-events: auto; }
  .nav__links a:not(.btn) { font-size: .9rem; color: var(--ivory); }

  /* Sur mobile, la vidéo verticale devient le fond plein écran du hero */
  .hero__inner { grid-template-columns: 1fr; padding: 7rem 0 5rem; }
  .hero__portrait { display: none; }
  .hero__ambient { inset: 0; width: 100%; height: 100%; filter: grayscale(1) contrast(1.05) brightness(.85); object-position: center 20%; }
  .hero__bg .tint::after { background: linear-gradient(180deg, rgba(6,27,57,.35) 0%, rgba(6,27,57,.7) 45%, rgba(6,27,57,.95) 100%); }
  .hero__rings { width: 600px; right: -300px; }
  .pillars { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .wrap { width: calc(100% - 32px); }
  .nav { padding-inline: 16px; }
  .nav__name { font-size: .9rem; letter-spacing: .16em; }
  .cards { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .hero__cta .btn { width: 100%; }
  .hero__scroll { display: none; }
  .eyebrow { letter-spacing: .22em; }
  .footer__legal { text-align: left; }
  .sectors__list span { font-size: 1.3rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero__rings, .hero__scroll span { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
}