/* ---------- Tokens ---------- */
:root {
  --bg: #15171a;
  --surface: #1d2023;
  --surface-2: #23272b;
  --line: #34393d;
  --line-soft: #292d30;
  --text: #edeeec;
  --text-muted: #969ca0;
  --accent-straw: #e8c468;
  --accent-copper: #c97d3d;
  --accent-violet: #8b4b8c;
  --accent-blue: #3e6b93;
  --heat-gradient: linear-gradient(90deg, var(--accent-straw), var(--accent-copper) 35%, var(--accent-violet) 68%, var(--accent-blue));

  --font-display: "Big Shoulders", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --wrap: 1180px;
  --section-pad: clamp(64px, 9vw, 128px);
}

/* ---------- Reset ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 0.4em;
  line-height: 0.95;
}

h2 { font-size: clamp(2.2rem, 4.4vw, 3.4rem); }
h3 { font-size: 1.35rem; font-weight: 700; letter-spacing: 0; }

p { margin: 0 0 1em; color: var(--text-muted); }

.eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--accent-copper);
  margin: 0 0 1em;
}

.section-lede {
  max-width: 46ch;
  font-size: 1.05rem;
}

/* ---------- Heat bar ---------- */
.heat-bar {
  height: 3px;
  width: 100%;
  background: var(--heat-gradient);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(21, 23, 26, 0.88);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  text-decoration: none;
  white-space: nowrap;
}
.logo span { color: var(--accent-copper); }

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.main-nav a { text-decoration: none; color: var(--text-muted); transition: color 0.2s ease; }
.main-nav a:hover, .main-nav a:focus-visible { color: var(--text); }

.header-actions { display: flex; align-items: center; gap: 14px; }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--bg) !important;
  background: var(--text);
  padding: 9px 18px 9px 15px;
  border-radius: 2px;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 0.2s ease, background 0.3s ease, box-shadow 0.3s ease;
}
.nav-cta:hover, .nav-cta:focus-visible {
  color: var(--bg) !important;
  text-decoration: none;
}
.nav-cta svg { flex-shrink: 0; }
.nav-cta:hover {
  transform: translateY(-1px);
  background: var(--heat-gradient);
  box-shadow: 0 4px 16px rgba(201, 125, 61, 0.25);
}
.nav-cta-short { display: none; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: 1px solid var(--line);
  border-radius: 2px;
  cursor: pointer;
}
.nav-toggle span { display: block; height: 2px; width: 16px; margin: 0 auto; background: var(--text); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 26px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-decoration: none;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}
.btn-primary {
  background: var(--text);
  color: var(--bg);
}
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost {
  border-color: var(--line);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent-copper); color: var(--accent-copper); }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 8px; }

/* ---------- Hero ---------- */
.hero {
  padding: clamp(48px, 8vw, 96px) 0 0;
  background:
    repeating-linear-gradient(115deg, rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 5px);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 48px;
  align-items: center;
  padding-bottom: 56px;
}

.hero-copy h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); }
.hero-lede { max-width: 46ch; font-size: 1.08rem; }

.hero-art {
  position: relative;
  border: 1px solid var(--line);
  overflow: hidden;
  opacity: 0;
  animation: hero-photo-in 0.8s 0.15s ease forwards;
}
.hero-photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 60% 50%;
  filter: saturate(0.9) contrast(1.05);
}
.hero-photo-tag {
  position: absolute;
  left: 0;
  bottom: 0;
  background: rgba(21, 23, 26, 0.82);
  backdrop-filter: blur(4px);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  padding: 10px 16px;
}
@keyframes hero-photo-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-art { opacity: 1; animation: none; }
}

.spec-plate {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.spec-plate span {
  flex: 1 1 200px;
  padding: 16px 28px;
  border-right: 1px solid var(--line);
}
.spec-plate span:last-child { border-right: none; }

/* ---------- Sections ---------- */
.section {
  padding: var(--section-pad) 0;
  border-top: 1px solid var(--line);
}
.section-alt { background: var(--surface); }

/* ---------- Service cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 40px;
}
.card {
  background: var(--bg);
  padding: 36px;
  position: relative;
  transition: background 0.25s ease;
}
.section-alt .card { background: var(--surface); }
.card:hover { background: var(--surface-2); }
.card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--heat-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}
.card:hover::before { transform: scaleX(1); }
.card-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-copper);
  border: 1px solid var(--line);
  padding: 4px 10px;
  border-radius: 2px;
  margin-bottom: 18px;
}
.card p { margin-bottom: 0; }

/* ---------- Process ---------- */
.process-list {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  counter-reset: none;
}
.process-list li {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-top: 1px solid var(--line-soft);
}
.process-list li:first-child { border-top: none; }
.process-num {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--text-muted);
  line-height: 1;
}
.process-list h3 { margin-bottom: 0.3em; }
.process-list p { margin-bottom: 0; max-width: 56ch; }

/* ---------- Réalisations ---------- */
.plate-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 40px;
}
.plate-card {
  margin: 0;
  background: var(--bg);
  overflow: hidden;
}
.plate-card--featured { grid-column: 1 / -1; }
.plate-card img {
  display: block;
  width: 100%;
  height: 340px;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.03);
  transition: transform 0.5s ease, filter 0.5s ease;
}
.plate-card--featured img { height: 460px; }
.plate-card:hover img { transform: scale(1.03); filter: saturate(1) contrast(1.05); }
.plate-card figcaption {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 16px 22px;
  border-top: 1px solid var(--line-soft);
  font-size: 0.92rem;
  color: var(--text-muted);
}
.ref { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.06em; color: var(--accent-copper); white-space: nowrap; }

.realisations-note {
  margin-top: 28px;
  font-size: 0.92rem;
}
.realisations-note a { color: var(--text); text-decoration: underline; text-decoration-color: var(--line); text-underline-offset: 3px; }
.realisations-note a:hover { text-decoration-color: var(--accent-copper); }

/* ---------- Question form ---------- */
.question-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 20px 24px;
  max-width: 760px;
  margin-top: 40px;
}
.question-form--featured {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: clamp(20px, 4vw, 48px);
}
.question-form--featured::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--heat-gradient);
}
.form-row { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.form-row-full { grid-column: 1 / -1; }
.form-row label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.form-row input,
.form-row textarea {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 2px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 12px 14px;
  resize: vertical;
  transition: border-color 0.2s ease;
}
.form-row input:hover,
.form-row textarea:hover { border-color: #454b4f; }
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent-copper);
}
.form-actions {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 4px;
}
.form-note {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-muted);
  margin: 0;
  max-width: 32ch;
  transition: color 0.2s ease;
}
.form-note[data-state="success"] { color: var(--accent-straw); }
.form-note[data-state="error"] { color: #c9695a; }

.form-honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.cf-turnstile { width: 100%; max-width: 100%; }
.cf-turnstile iframe { max-width: 100%; }

.btn[disabled] { opacity: 0.6; cursor: default; transform: none; }

@media (max-width: 880px) {
  .question-form { grid-template-columns: 1fr; }
}

/* ---------- Infos pratiques ---------- */
.infos-pratiques { background: var(--surface); }
.contact-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 32px;
}
.contact-strip-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--surface);
  padding: 28px 26px;
  text-decoration: none;
  transition: background 0.2s ease;
}
a.contact-strip-item:hover { background: var(--surface-2); }
.contact-strip-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text);
}
a.contact-strip-item:hover .contact-strip-value { color: var(--accent-copper); }
.contact-strip-label {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  padding: 28px 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}
.footer-inner a { text-decoration: none; }
.footer-inner a:hover { color: var(--text); }
.footer-social {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--text-muted);
}
.footer-social a { color: inherit; transition: color 0.2s ease; }
.footer-social a:hover { color: var(--accent-copper); }

/* ---------- Focus ---------- */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent-copper);
  outline-offset: 2px;
}

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-art { order: -1; }
  .card-grid, .plate-grid { grid-template-columns: 1fr; }
  .contact-strip { grid-template-columns: 1fr; }
  .process-list li { grid-template-columns: 56px 1fr; }
  .process-num { font-size: 1.8rem; }
}

@media (max-width: 720px) {
  .main-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 28px 20px;
    display: none;
  }
  .main-nav.open { display: flex; }
  .main-nav a { width: 100%; padding: 12px 0; border-bottom: 1px solid var(--line-soft); }
  .nav-cta { padding: 8px 14px 8px 12px; font-size: 0.76rem; }
  .nav-toggle { display: flex; }
}

@media (max-width: 400px) {
  .wrap { padding: 0 16px; }
  .logo { font-size: 1.05rem; }
  .header-actions { gap: 8px; }
  .nav-cta-full { display: none; }
  .nav-cta-short { display: inline; }
  .nav-cta { padding: 7px 12px 7px 10px; }

  .footer-inner { justify-content: center; text-align: center; }
}