/* NETFILON — accueil + pages département
   Charte : noir + orange #F5821F, DIN (ici Barlow) + Roboto.
   Fond clair, photos, et le carré arrondi du logo comme motif. */

:root {
  --noir: #0a0405;
  --noir-2: #171213;
  --orange: #f5821f;
  --orange-texte: #b35700;   /* orange lisible sur fond clair (petits textes) */
  --orange-titre: #e9730c;   /* orange des grands titres sur fond clair */
  --blanc: #ffffff;
  --brume: #f4f5f7;
  --acier: #707074;          /* gris du logo */
  --encre: #1b1718;
  --gris-texte: #45403f;
  --trait: #dfe1e5;
  --trait-noir: rgba(255, 255, 255, .16);
  --surface: var(--blanc);   /* fond des cartes */
  --bord-bouton: rgba(27, 23, 24, .35);

  --display: "Barlow", "DIN Pro", "DIN Alternate", system-ui, sans-serif;
  --texte: "Roboto", system-ui, -apple-system, "Segoe UI", sans-serif;

  --r: 13.4%;                /* rayon du carré du logo */
  --rayon: 18px;             /* rayon des photos et des cartes */
  --a-tech: -19.7deg;        /* angle d'origine du contour du logo */

  --wrap: 1240px;
  --gut: clamp(20px, 4vw, 48px);
}

/* Bloc noir : mêmes composants, couleurs inversées */
.dark {
  --encre: #ffffff;
  --gris-texte: rgba(255, 255, 255, .82);
  --acier: rgba(255, 255, 255, .7);
  --trait: var(--trait-noir);
  --surface: var(--noir-2);
  --bord-bouton: rgba(255, 255, 255, .4);
  --orange-texte: var(--orange);
  --orange-titre: var(--orange);
  background: var(--noir);
  color: var(--encre);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--blanc);
  color: var(--encre);
  font: 400 17px/1.6 var(--texte);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3, p, ol, ul, figure { margin: 0; }
ol, ul { padding: 0; list-style: none; }
em { font-style: normal; color: var(--orange-texte); }
:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; border-radius: 2px; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gut); }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--orange); color: var(--noir); padding: 8px 14px; }
.skip:focus { left: 8px; }

/* ---------- Typo ---------- */
h1, h2 { font-family: var(--display); font-weight: 300; letter-spacing: -.012em; text-wrap: balance; }
h1 { font-size: clamp(2.4rem, 4.8vw, 4.2rem); line-height: 1.04; }
h1 em { display: block; }
h1 em, h2 em, .manifest__big em { color: var(--orange-titre); }
h2 { font-size: clamp(1.9rem, 3.5vw, 3rem); line-height: 1.08; }
h3 { font-family: var(--display); font-weight: 500; }

.eyebrow {
  display: flex; align-items: center; gap: 12px;
  font: 500 .8rem/1.2 var(--display);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--acier);
}
.eyebrow i, .foot__tag i { font-style: normal; color: var(--orange); }

.photo { width: 100%; object-fit: cover; border-radius: var(--rayon); background: var(--brume); }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 52px; padding: 0 26px;
  font: 600 1rem/1 var(--display); letter-spacing: .03em;
  text-decoration: none; border-radius: 8px; border: 1px solid transparent;
  transition: background-color .18s, border-color .18s, color .18s;
}
.btn--sm { min-height: 42px; padding: 0 16px; font-size: .94rem; white-space: nowrap; }
.btn--solid { background: var(--orange); color: var(--blanc); }
.btn--solid:hover { background: #e06f0d; }
.btn--ghost { border-color: var(--bord-bouton); color: var(--encre); }
.btn--ghost:hover { border-color: var(--encre); }
.btn--onDark { border-color: rgba(255, 255, 255, .4); color: var(--blanc); }
.btn--onDark:hover { border-color: var(--blanc); }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

.more { font: 600 .98rem/1.2 var(--display); letter-spacing: .02em; color: var(--orange-texte); }
.more::after { content: "→"; display: inline-block; margin-left: .5em; transition: transform .2s; }
a:hover .more::after { transform: translateX(4px); }

/* ---------- En-tête ---------- */
.top { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid var(--trait); }
.top__in { display: flex; align-items: center; gap: 32px; min-height: 76px; }
.brand { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.brand__word { width: auto; height: 36px; }
.nav { display: flex; gap: 30px; margin-left: auto; }
.nav a, .tel {
  font: 500 1rem/1 var(--display); letter-spacing: .03em; text-decoration: none;
  color: var(--encre); padding: 8px 0; border-bottom: 2px solid transparent;
}
.nav a:hover, .tel:hover, .nav a[aria-current="page"] { border-bottom-color: var(--orange); }
.top__cta { display: flex; align-items: center; gap: 22px; }
.tel { color: var(--acier); }

.burger { display: none; width: 44px; height: 44px; padding: 0; background: none; border: 1px solid var(--trait); border-radius: 8px; cursor: pointer; }
.burger span, .burger span::before, .burger span::after { display: block; width: 18px; height: 2px; background: var(--encre); margin: 0 auto; position: relative; }
.burger span::before, .burger span::after { content: ""; position: absolute; left: 0; }
.burger span::before { top: -6px; }
.burger span::after { top: 6px; }

/* ---------- Hero ---------- */
.hero { overflow: hidden; }
.hero__in {
  display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  align-items: center; gap: clamp(32px, 5vw, 72px);
  padding-block: clamp(48px, 7vw, 96px);
}
.hero__text .eyebrow { margin-bottom: 26px; }
.hero__sub { max-width: 32em; margin-top: 24px; font-size: clamp(1.05rem, 1.4vw, 1.2rem); color: var(--gris-texte); }
.hero__media { position: relative; }
.hero__media .photo { aspect-ratio: 5 / 4; }

/* Pages département */
.h1--dept { text-transform: uppercase; letter-spacing: .04em; font-size: clamp(2.3rem, 5vw, 4.4rem); overflow-wrap: anywhere; }
.hero__triad { margin-top: 14px; font: 500 clamp(1.1rem, 1.6vw, 1.35rem)/1.3 var(--display); letter-spacing: .02em; color: var(--orange-texte); }
.hero--dept .hero__sub { margin-top: 18px; }

/* Le pictogramme : la tuile et son contour, qui tourne lentement */
.stack { position: absolute; left: -56px; bottom: -44px; width: 150px; aspect-ratio: 1; }
.ring, .tile { position: absolute; inset: 0; border-radius: var(--r); }
.ring { border: 1.5px solid var(--encre); transform: rotate(var(--a-tech)); animation: spin 60s linear infinite; }
.tile { background: var(--orange); display: grid; place-items: center; box-shadow: 0 18px 40px -18px rgba(10, 4, 5, .45); }
.tile img { width: 47%; }
@keyframes spin { to { transform: rotate(calc(var(--a-tech) + 360deg)); } }

/* ---------- Sections ---------- */
.section { padding-block: clamp(56px, 8vw, 110px); }
.section--tint { background: var(--brume); }
.section__head { display: grid; gap: 16px; margin-bottom: clamp(32px, 4.5vw, 56px); max-width: 46em; }

/* Glyphe de département : la tuile orange du logo */
.glyph { display: inline-block; width: 16px; height: 16px; flex-shrink: 0; border-radius: var(--r); background: var(--orange); }

/* ---------- Manifeste ---------- */
.manifest__in { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 40px; }
.manifest__in > .eyebrow { align-self: start; padding-top: .9em; }
.manifest__big { font: 300 clamp(1.8rem, 3.4vw, 2.9rem)/1.12 var(--display); letter-spacing: -.01em; max-width: 20em; text-wrap: balance; }
.manifest__cols { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 36px; max-width: 62em; color: var(--gris-texte); }

/* ---------- Cartes département ---------- */
.dcards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.dcards--two { grid-template-columns: repeat(2, 1fr); }
.dcard {
  display: flex; flex-direction: column; text-decoration: none;
  background: var(--surface); border: 1px solid var(--trait); border-radius: var(--rayon); overflow: hidden;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.dcard:hover { border-color: var(--orange); box-shadow: 0 22px 44px -28px rgba(10, 4, 5, .4); transform: translateY(-3px); }
.dcard img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.dcards--two .dcard img { aspect-ratio: 5 / 2; }
.dcard__body { display: grid; gap: 8px; padding: 26px 26px 28px; align-content: start; flex: 1; }
.dcard__name { display: flex; align-items: center; gap: 12px; font: 400 1.55rem/1.1 var(--display); letter-spacing: .05em; text-transform: uppercase; }
.dcard__triad { font: 500 1rem/1.3 var(--display); color: var(--orange-texte); }
.dcard__lead { color: var(--gris-texte); font-size: .98rem; margin-bottom: 10px; }
.dcard .more { margin-top: auto; }

/* ---------- Texte + photo ---------- */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.split__text { display: grid; gap: 18px; color: var(--gris-texte); }
.split__text h2 { color: var(--encre); margin-bottom: 6px; }
.split__photo { aspect-ratio: 4 / 3; }
.split--solo { grid-template-columns: minmax(0, 52em); }
.quote { padding-left: 20px; border-left: 2px solid var(--orange); font: 400 1.2rem/1.4 var(--display); color: var(--encre); margin-top: 8px; }

/* ---------- Le filon : une campagne de bout en bout ---------- */
.filon { margin-top: clamp(44px, 6vw, 80px); }
.filon figcaption { font: 500 .8rem/1.2 var(--display); letter-spacing: .2em; text-transform: uppercase; color: var(--acier); margin-bottom: 30px; }
.filon__line { position: relative; display: grid; grid-template-columns: repeat(7, 1fr); gap: 16px; }
.filon__line::before { content: ""; position: absolute; left: 0; right: 0; top: 6px; height: 2px; background: var(--orange); }
.filon__line li { position: relative; display: grid; gap: 6px; align-content: start; padding-top: 32px; }
.filon__line li::before {
  content: ""; position: absolute; left: 0; top: 0; width: 14px; height: 14px;
  border-radius: 3px; background: var(--surface); border: 2px solid var(--orange);
}
.filon__line li[data-dept="web"]::before, .filon__line li[data-dept="tech"]::before { background: var(--orange); }
.filon__line b { font: 500 1.1rem/1.2 var(--display); }
.filon__line span { font: 500 .7rem/1.2 var(--display); letter-spacing: .16em; text-transform: uppercase; color: var(--acier); }
.filon__line li[data-dept="web"] span, .filon__line li[data-dept="tech"] span { color: var(--orange-texte); }

/* ---------- Approche ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; counter-reset: step; }
.steps li { counter-increment: step; display: grid; gap: 12px; align-content: start; padding-top: 22px; border-top: 1px solid var(--encre); }
.steps li::before { content: counter(step) " / 4"; font: 500 .8rem/1 var(--display); letter-spacing: .16em; color: var(--orange-texte); }
.steps h3 { font-size: 1.6rem; font-weight: 300; letter-spacing: .04em; text-transform: uppercase; }
.steps p { color: var(--gris-texte); font-size: .98rem; }

/* ---------- Prestations (pages département) ---------- */
.fams { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.fam { background: var(--surface); border: 1px solid var(--trait); border-radius: var(--rayon); padding: clamp(22px, 2.6vw, 34px); }
.fam h3 { font-size: 1.4rem; line-height: 1.2; }
.fam p { color: var(--gris-texte); margin: 8px 0 18px; }

/* Liste à tirets orange — le tiret du « TECHNOLOGY – WEB – COMMUNICATION » */
.dash { columns: 2; column-gap: 32px; }
.dash li { position: relative; padding: 5px 0 5px 22px; break-inside: avoid; font-size: .96rem; line-height: 1.4; }
.dash li::before { content: ""; position: absolute; left: 0; top: .95em; width: 10px; height: 2px; background: var(--orange); }

.band { padding-block: clamp(40px, 6vw, 80px) 0; }
.band .photo { aspect-ratio: 21 / 8; }

/* ---------- Contact ---------- */
.contact__in { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(32px, 6vw, 88px); align-items: center; }
.contact__pitch { display: grid; gap: 20px; }
.contact__pitch > p:not(.eyebrow) { font-weight: 300; color: var(--gris-texte); max-width: 32em; }
.contact__pitch .actions { margin-top: 12px; }

/* La carte de visite */
.card {
  display: grid; grid-template-columns: 1fr 1fr; font-style: normal;
  background: var(--noir-2); border: 1px solid var(--trait-noir); border-radius: var(--rayon);
  padding: clamp(28px, 4vw, 48px) clamp(20px, 3vw, 36px);
  font-weight: 300; font-size: 1.02rem; line-height: 1.45;
}
.card > div { display: grid; gap: 14px; align-content: start; }
.card__left { text-align: right; padding-right: clamp(16px, 2.4vw, 30px); }
.card__left strong { font: 600 1.05rem/1.3 var(--display); letter-spacing: .04em; }
.card__right { padding-left: clamp(16px, 2.4vw, 30px); border-left: 2px solid var(--orange); }
.card a { text-decoration: none; overflow-wrap: anywhere; }
.card a:hover { color: var(--orange); }

/* ---------- Pied ---------- */
.foot { background: var(--noir); color: var(--blanc); border-top: 5px solid var(--orange); }
.foot__in { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 32px; padding-block: 26px; }
.foot__tag { display: flex; gap: .6em; font: 400 .85rem/1.4 var(--display); letter-spacing: .14em; text-transform: uppercase; }
.foot__legal { font-size: .85rem; font-weight: 300; color: rgba(255, 255, 255, .7); }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .tel { display: none; }
  .nav { gap: 22px; }
  .filon__line { grid-template-columns: 1fr; gap: 0; }
  .filon__line::before { left: 6px; right: auto; top: 6px; bottom: 6px; width: 2px; height: auto; }
  .filon__line li { padding: 0 0 22px 36px; grid-template-columns: 1fr auto; align-items: baseline; }
  .filon__line li:last-child { padding-bottom: 0; }
  .steps { grid-template-columns: 1fr 1fr; }
  .dcards { grid-template-columns: 1fr; }
  .dcards .dcard { flex-direction: row; }
  .dcards .dcard img { width: 38%; aspect-ratio: auto; }
  .stack { left: -20px; width: 120px; }
}
@media (max-width: 860px) {
  .burger { display: block; }
  .top__cta { margin-left: auto; }
  .top__in { gap: 14px; }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; gap: 0; margin: 0; padding: 8px var(--gut) 18px;
    background: var(--noir); border-bottom: 1px solid var(--trait);
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 16px 0; border-bottom: 1px solid var(--trait); font-size: 1.1rem; }
  .nav a[aria-current="page"] { color: var(--orange-texte); border-bottom-color: var(--trait); }
  .hero__in, .manifest__in, .split, .contact__in, .fams, .dcards--two { grid-template-columns: 1fr; }
  .manifest__in { gap: 16px; }
  .manifest__in > .eyebrow { padding-top: 0; }
  .manifest__cols { grid-template-columns: 1fr; gap: 16px; }
  .hero__media .photo { aspect-ratio: 16 / 10; }
  .stack { left: 16px; bottom: -36px; width: 96px; }
  .hero:not(.hero--dept) { padding-bottom: 28px; }
  .split__photo { order: -1; aspect-ratio: 16 / 9; }
  .band .photo { aspect-ratio: 16 / 9; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .brand__word { height: 30px; }
  .top__cta { display: none; }
  .burger { margin-left: auto; }
  .dash { columns: 1; }
  .steps { grid-template-columns: 1fr; }
  .dcards .dcard { flex-direction: column; }
  .dcards .dcard img { width: 100%; aspect-ratio: 16 / 9; }
  .card { grid-template-columns: 1fr; gap: 20px; }
  .card__left { text-align: left; padding-right: 0; }
  .card__right { padding-left: 18px; }
  .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}