/* ============================================================
   Studio Aurélie Veronese — « Ombre & Plâtre »
   Palette : Noir Fumé / Ardoise / Plâtre / Encre / Lin / Laiton
   ============================================================ */

:root {
  --fume:   #15161B;
  --ardoise:#1E2027;
  --platre: #E7E4DC;
  --encre:  #1A1B20;
  --lin:    #A39C8E;
  --laiton: #BE9A62;

  --platre-soft: rgba(231,228,220,.62);  /* texte secondaire sur fond sombre */
  --line-dark:   rgba(231,228,220,.14);
  --line-light:  rgba(26,27,32,.14);

  --ff-display: "Fraunces", Georgia, serif;
  --ff-body: "Hanken Grotesk", system-ui, sans-serif;
  --ff-mono: "Spline Sans Mono", ui-monospace, monospace;

  --pad-x: clamp(1.25rem, 5vw, 7rem);
  --section-y: clamp(4.5rem, 10vw, 9rem);
  --maxw: 1320px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--fume);
  color: var(--platre);
  font-family: var(--ff-body);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: inherit; }

::selection { background: var(--laiton); color: var(--fume); }

.skip-link {
  position: absolute; left: 50%; transform: translateX(-50%) translateY(-150%);
  top: .6rem; z-index: 100;
  background: var(--laiton); color: var(--fume);
  padding: .6rem 1rem; border-radius: 4px;
  font-family: var(--ff-mono); font-size: .75rem; text-decoration: none;
  transition: transform .2s ease;
}
.skip-link:focus { transform: translateX(-50%) translateY(0); }

/* ---------- Shared atoms ---------- */
.eyebrow {
  font-family: var(--ff-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--encre);
  margin: 0 0 1.4rem;
  display: inline-flex; align-items: center; gap: .7rem;
}
.eyebrow::before {
  content: ""; width: 28px; height: 1px; background: var(--laiton);
}
.eyebrow--light { color: var(--platre-soft); }

.section__head { max-width: var(--maxw); margin: 0 auto clamp(2.5rem,5vw,4rem); }
.section__title {
  font-family: var(--ff-display);
  font-weight: 400;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.08;
  letter-spacing: -.01em;
  margin: 0;
  color: var(--platre);
}
.section__title--dark { color: var(--encre); }

.section--light {
  background: var(--platre);
  color: var(--encre);
}

.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--ff-mono);
  font-size: .8rem; letter-spacing: .08em; text-transform: uppercase;
  text-decoration: none;
  padding: .95rem 1.6rem;
  border-radius: 3px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .25s ease, background .25s ease, color .25s ease;
}
.btn--brass { background: var(--laiton); color: var(--fume); }
.btn--brass:hover { transform: translateY(-2px); background: #cca978; }
.btn span { transition: transform .25s ease; }
.btn:hover span { transform: translateX(4px); }

/* ---------- NAV ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem var(--pad-x);
  background: linear-gradient(to bottom, rgba(21,22,27,.82), rgba(21,22,27,0));
  backdrop-filter: blur(2px);
}
.nav__brand { display: flex; align-items: baseline; gap: .7rem; text-decoration: none; color: var(--platre); }
.nav__mark {
  font-family: var(--ff-display); font-size: 1.25rem; font-weight: 500;
  color: var(--laiton); letter-spacing: .02em;
}
.nav__name { font-family: var(--ff-mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--platre-soft); }
.nav__links { display: flex; align-items: center; gap: 1.8rem; }
.nav__links a {
  font-family: var(--ff-mono); font-size: .75rem; letter-spacing: .08em;
  text-transform: uppercase; text-decoration: none; color: var(--platre-soft);
  transition: color .2s ease;
}
.nav__links a:hover { color: var(--platre); }
.nav__cta {
  border: 1px solid var(--line-dark); padding: .55rem 1rem; border-radius: 3px;
  color: var(--platre) !important;
}
.nav__cta:hover { border-color: var(--laiton); }

/* ---------- HERO ---------- */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 0 var(--pad-x) clamp(3.5rem, 8vh, 6rem);
  overflow: hidden;
}
.hero__media { position: absolute; inset: 0; z-index: -2; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; }
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(to top, rgba(21,22,27,.92) 0%, rgba(21,22,27,.55) 38%, rgba(21,22,27,.30) 70%, rgba(21,22,27,.45) 100%);
}
.hero__inner { max-width: 880px; }
.hero__title {
  font-family: var(--ff-display);
  font-weight: 300;
  font-size: clamp(2.4rem, 6.2vw, 5rem);
  line-height: 1.04;
  letter-spacing: -.015em;
  margin: 0 0 1.4rem;
  color: var(--platre);
}
.hero__sub {
  max-width: 46ch; margin: 0 0 2.2rem;
  font-size: clamp(1rem, 1.6vw, 1.18rem);
  color: var(--platre);
  opacity: .9;
}
.hero__scroll {
  position: absolute; right: var(--pad-x); bottom: clamp(3.5rem,8vh,6rem);
  font-family: var(--ff-mono); font-size: .68rem; letter-spacing: .2em;
  text-transform: uppercase; color: var(--platre-soft);
  writing-mode: vertical-rl;
}
.hero__scroll::after { content: ""; display:block; width:1px; height:34px; background:var(--laiton); margin:.8rem auto 0; }

/* ---------- APPROCHE ---------- */
.approche { padding: var(--section-y) var(--pad-x); }
.approche > * { max-width: 980px; margin-left: auto; margin-right: auto; }
.approche__lead {
  font-family: var(--ff-display); font-weight: 400;
  font-size: clamp(1.6rem, 3.4vw, 2.6rem); line-height: 1.18;
  letter-spacing: -.01em; margin: 0 0 1.8rem; color: var(--encre);
}
.approche__body {
  font-size: clamp(1.02rem, 1.5vw, 1.18rem);
  line-height: 1.75; color: var(--encre); opacity: .82; margin: 0;
  max-width: 62ch;
}

/* ---------- RÉALISATIONS ---------- */
.realisations { padding: var(--section-y) var(--pad-x); }
.grid {
  list-style: none; margin: 0 auto; padding: 0; max-width: var(--maxw);
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(.8rem, 1.4vw, 1.4rem);
}
.card { margin: 0; }
.card__fig {
  position: relative; margin: 0; overflow: hidden; border-radius: 3px;
  aspect-ratio: 4 / 5; background: var(--ardoise);
}
.card__fig img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .9s cubic-bezier(.2,.7,.2,1), filter .6s ease;
  filter: saturate(.92) brightness(.92);
}
.card:hover .card__fig img, .card:focus-within .card__fig img {
  transform: scale(1.06); filter: saturate(1) brightness(1);
}
.card__overlay {
  position: absolute; inset: auto 0 0 0;
  padding: 1.4rem 1.3rem 1.2rem;
  display: flex; flex-direction: column; gap: .35rem;
  background: linear-gradient(to top, rgba(21,22,27,.92), rgba(21,22,27,0));
  transform: translateY(38%); opacity: 0;
  transition: transform .5s cubic-bezier(.2,.7,.2,1), opacity .4s ease;
}
.card:hover .card__overlay, .card:focus-within .card__overlay {
  transform: translateY(0); opacity: 1;
}
.card__overlay::before {
  content: ""; width: 26px; height: 1px; background: var(--laiton); margin-bottom: .5rem;
}
.card__name { font-family: var(--ff-display); font-size: 1.3rem; font-weight: 400; color: var(--platre); }
.card__meta { font-family: var(--ff-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--laiton); }

/* ---------- SERVICES ---------- */
.services { padding: var(--section-y) var(--pad-x); }
.services__grid {
  list-style: none; margin: 0 auto; padding: 0; max-width: var(--maxw);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.5rem, 3vw, 3rem);
}
.service { border-top: 1px solid var(--line-light); padding-top: 1.4rem; }
.service__idx {
  display: block; font-family: var(--ff-display); font-weight: 500;
  font-size: 1.3rem; color: var(--encre); margin-bottom: .8rem;
}
.service__desc { margin: 0; color: var(--encre); opacity: .78; font-size: 1rem; line-height: 1.7; }

/* ---------- TÉMOIGNAGES ---------- */
.temoignages { padding: var(--section-y) var(--pad-x); }
.temo__grid {
  list-style: none; margin: 0 auto; padding: 0; max-width: var(--maxw);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1rem, 2vw, 1.6rem);
}
.quote {
  background: var(--ardoise); border: 1px solid var(--line-dark);
  border-radius: 4px; padding: 2rem 1.7rem;
  display: flex; flex-direction: column; justify-content: space-between; gap: 2rem;
  min-height: 220px;
}
.quote__text { margin: 0; font-family: var(--ff-display); font-size: 1.15rem; font-weight: 300; font-style: italic; line-height: 1.5; color: var(--platre-soft); }
.quote__who { margin: 0; font-family: var(--ff-mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--laiton); }

/* ---------- PROCESS ---------- */
.process { padding: var(--section-y) var(--pad-x); }
.steps {
  list-style: none; margin: 0 auto; padding: 0; max-width: var(--maxw);
  display: grid; grid-template-columns: repeat(5, 1fr); gap: clamp(1rem, 2vw, 1.6rem);
  counter-reset: none;
}
.step { border-top: 1px solid var(--line-light); padding-top: 1.2rem; }
.step__num {
  font-family: var(--ff-mono); font-size: .8rem; letter-spacing: .1em; color: #785A22;
  display: block; margin-bottom: 1.1rem;
}
.step__title { font-family: var(--ff-display); font-weight: 400; font-size: 1.3rem; color: var(--encre); margin: 0 0 .6rem; }
.step__desc { margin: 0; font-size: .95rem; line-height: 1.65; color: var(--encre); opacity: .76; }

/* ---------- CONTACT ---------- */
.contact {
  padding: var(--section-y) var(--pad-x);
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 6vw, 6rem);
  max-width: var(--maxw); margin: 0 auto; align-items: start;
}
.contact__intro { position: sticky; top: 7rem; }
.contact__note { max-width: 38ch; color: var(--platre-soft); margin: 1.4rem 0 0; }
.form { display: flex; flex-direction: column; gap: 1.4rem; }
.field { display: flex; flex-direction: column; gap: .5rem; }
.field label {
  font-family: var(--ff-mono); font-size: .72rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--platre-soft);
}
.field input, .field select, .field textarea {
  background: var(--ardoise);
  border: 1px solid var(--line-dark);
  border-radius: 3px;
  padding: .85rem .95rem;
  color: var(--platre);
  font-family: var(--ff-body); font-size: 1rem;
  transition: border-color .2s ease, background .2s ease;
}
.field textarea { resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: rgba(231,228,220,.4); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--laiton); background: #23252e;
}
.form__submit { align-self: flex-start; margin-top: .4rem; }
.form__status { font-family: var(--ff-mono); font-size: .78rem; color: var(--laiton); min-height: 1.2em; margin: 0; }

/* ---------- FOOTER ---------- */
.footer { padding: clamp(3rem,6vw,5rem) var(--pad-x) 2.5rem; border-top: 1px solid var(--line-dark); }
.footer__row {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
}
.footer__brand { font-family: var(--ff-display); font-size: 1.3rem; color: var(--platre); }
.footer__loc, .footer__legal { font-family: var(--ff-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--platre-soft); }
.footer__legal { margin-top: 1.6rem; padding-top: 1.4rem; border-top: 1px solid var(--line-dark); }
.footer__legal a { color: var(--platre-soft); text-decoration: none; transition: color .2s ease; }
.footer__legal a:hover { color: var(--laiton); }
.legal { max-width: var(--maxw); margin: 1.4rem auto 0; }
.legal p { font-size: .9rem; color: var(--platre-soft); max-width: 70ch; }

/* ---------- Image fallback (Unsplash 404) ---------- */
img.is-fallback {
  background:
    radial-gradient(120% 90% at 20% 10%, #2a2c36 0%, transparent 55%),
    linear-gradient(135deg, #23252e 0%, #15161B 100%);
  position: relative;
}
img.is-fallback::after {
  content: "Visuel projet";
  position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--ff-mono); font-size: .7rem; letter-spacing: .2em;
  text-transform: uppercase; color: var(--lin);
}

/* ---------- Focus visibility ---------- */
:focus-visible { outline: 2px solid var(--laiton); outline-offset: 3px; border-radius: 2px; }

/* ============ RESPONSIVE ============ */
@media (max-width: 920px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .services__grid { grid-template-columns: 1fr; gap: 1.2rem; }
  .temo__grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .contact { grid-template-columns: 1fr; }
  .contact__intro { position: static; }
  .nav__name { display: none; }
}

@media (max-width: 560px) {
  .nav__links { gap: 1rem; }
  .nav__links a:not(.nav__cta) { display: none; }
  .grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .card__fig { aspect-ratio: 3 / 4; }
  /* Mobile : la fiche projet reste visible (pas de hover tactile) */
  .card__overlay { transform: translateY(0); opacity: 1; }
  .hero__scroll { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

/* Focus clavier visible sur les champs de formulaire (override du outline:none) */
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible {
  outline: 2px solid var(--laiton); outline-offset: 2px;
}