/* ===========================================================
   BÉTON BÉLANGER MW — design system
   =========================================================== */

:root {
  --ink: #0c0c0c;
  --ink-soft: #1c1c1c;
  --paper: #ffffff;
  --paper-soft: #f3f2f0;
  --muted: #6b6b68;
  --muted-invert: #a9a9a6;
  --line: rgba(12, 12, 12, 0.12);
  --line-invert: rgba(255, 255, 255, 0.16);

  --font-head: "Archivo Expanded", "Archivo", sans-serif;
  --font-body: "Archivo", "Inter", sans-serif;

  --wrap: 1280px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --section-y: clamp(4.5rem, 9vw, 8rem);

  --ease: cubic-bezier(.22, 1, .36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}

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

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: .75rem 1.25rem;
  z-index: 200;
}
.skip-link:focus { left: 1rem; top: 1rem; }

em { font-style: normal; opacity: .55; }

h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1.04;
  margin: 0 0 .6em;
}

p { margin: 0 0 1em; color: inherit; }

.eyebrow {
  font-family: var(--font-body);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .78rem;
  color: var(--muted);
  margin: 0 0 1rem;
}
.section-dark .eyebrow { color: var(--muted-invert); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  font-family: var(--font-body);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  font-size: .82rem;
  text-decoration: none;
  padding: .85rem 1.5rem;
  border: 1.5px solid var(--ink);
  border-radius: 2px;
  transition: transform .25s var(--ease), background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { transform: translateY(-2px); background: #000; }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { transform: translateY(-2px); background: var(--ink); color: var(--paper); }
.section-dark .btn-ghost { color: var(--paper); border-color: var(--paper); }
.section-dark .btn-ghost:hover { background: var(--paper); color: var(--ink); }
.btn-lg { padding: 1.05rem 2rem; font-size: .86rem; }
.btn-block { width: 100%; }

/* ===========================================================
   HEADER
   =========================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  text-decoration: none;
  color: var(--ink);
  flex-shrink: 0;
}
.brand-mark { display: block; }
.brand-word {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: .95rem;
  letter-spacing: .02em;
  text-transform: uppercase;
  line-height: 1.1;
}
.brand-word em { font-style: normal; opacity: 1; }

.main-nav { display: flex; gap: 2rem; }
.main-nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: .88rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  position: relative;
  padding-bottom: 4px;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--ink);
  transition: width .25s var(--ease);
}
.main-nav a:hover::after { width: 100%; }
.nav-tel { display: none; }

.header-actions { display: flex; align-items: center; gap: 1.25rem; flex-shrink: 0; }
.tel-link {
  display: flex; align-items: center; gap: .4rem;
  color: var(--ink); text-decoration: none;
  font-weight: 700; font-size: .88rem;
  white-space: nowrap;
}

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  background: none; border: none; cursor: pointer;
  padding: 0;
}
.burger span { display: block; height: 2px; background: var(--ink); border-radius: 1px; }

/* ===========================================================
   HERO
   =========================================================== */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  color: var(--paper);
  background: var(--ink);
  overflow: hidden;
}

.hero-bg {
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,.035) 0 2px, transparent 2px 26px),
    radial-gradient(120% 90% at 15% 0%, #232323 0%, #0c0c0c 55%),
    linear-gradient(180deg, #111 0%, #000 100%);
}

.hero-inner {
  position: relative;
  padding-top: 4rem;
  padding-bottom: 4rem;
  max-width: 980px;
}

.hero .eyebrow { color: var(--muted-invert); margin-bottom: .85rem; }

.hero h1 {
  font-size: clamp(2.3rem, 5.4vw, 4.6rem);
  color: var(--paper);
  margin-bottom: .45em;
}
.hero h1 em { opacity: .5; font-style: normal; }

.hero-lead {
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  color: var(--muted-invert);
  max-width: 48ch;
  margin-bottom: 1.85rem;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero .btn-primary { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.hero .btn-primary:hover { background: #eee; }
.hero .btn-ghost { color: var(--paper); border-color: var(--paper); }
.hero .btn-ghost:hover { background: var(--paper); color: var(--ink); }

.hero-scroll {
  position: absolute;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  width: 1px; height: 46px;
  background: var(--line-invert);
  overflow: hidden;
}
.hero-scroll span {
  position: absolute; top: -46px; left: 0;
  width: 100%; height: 100%;
  background: var(--paper);
  animation: scrollLine 2.2s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { top: -46px; }
  60% { top: 100%; }
  100% { top: 100%; }
}

/* ===========================================================
   TICKER
   =========================================================== */
.ticker {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  white-space: nowrap;
  padding: .9rem 0;
}
.ticker-track {
  display: inline-flex;
  animation: ticker 26s linear infinite;
}
.ticker-track span {
  font-family: var(--font-head);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .85rem;
  color: var(--muted);
  padding-right: 0;
}
@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ===========================================================
   SECTIONS (shared)
   =========================================================== */
.section { padding-block: var(--section-y); }
.section-dark {
  background: var(--ink);
  color: var(--paper);
}
.section-dark p { color: var(--muted-invert); }
.section-dark h2 { color: var(--paper); }

.section-head { max-width: 720px; margin-bottom: 3.5rem; }
.section-head h2 { font-size: clamp(1.9rem, 3.6vw, 3rem); }
.section-lead { font-size: 1.05rem; color: var(--muted); max-width: 60ch; }
.section-dark .section-lead { color: var(--muted-invert); }

/* ---------- services ---------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.service-card {
  background: var(--paper);
  padding: 2.5rem 2rem;
  transition: background .3s var(--ease);
}
.service-card:hover { background: var(--paper-soft); }
.service-icon { width: 44px; height: 44px; color: var(--ink); margin-bottom: 1.5rem; }
.service-card h3 {
  font-size: 1.1rem;
  margin-bottom: .6em;
}
.service-card p { color: var(--muted); font-size: .95rem; margin: 0; }

/* ---------- apropos ---------- */
.apropos-grid {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
.apropos-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}
.apropos-mark {
  width: 100%;
  max-width: 280px;
  opacity: .92;
  filter: drop-shadow(0 30px 60px rgba(0,0,0,.5));
}
.apropos-text h2 { font-size: clamp(1.9rem, 3.4vw, 2.9rem); }
.apropos-text p { max-width: 58ch; }

.apropos-stats {
  list-style: none;
  padding: 0; margin: 2.25rem 0 0;
  display: flex;
  gap: clamp(1.5rem, 4vw, 3rem);
  flex-wrap: wrap;
  border-top: 1px solid var(--line-invert);
  padding-top: 1.75rem;
}
.apropos-stats strong {
  display: block;
  font-family: var(--font-head);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 1.05rem;
  color: var(--paper);
  margin-bottom: .3em;
}
.apropos-stats span { font-size: .82rem; color: var(--muted-invert); }

/* ---------- realisations ---------- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.ph-card { margin: 0; }
.ph-tile {
  aspect-ratio: 4 / 5;
  border-radius: 3px;
  display: block;
  position: relative;
  overflow: hidden;
  background: var(--ink);
}
.ph-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease);
}
.ph-tile:hover img { transform: scale(1.05); }
.ph-card figcaption {
  margin-top: .85rem;
  font-size: .85rem;
  color: var(--muted);
}

.portfolio-cta {
  margin-top: 3rem;
  text-align: center;
}

/* ---------- soumission ---------- */
.soumission-grid {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: clamp(2rem, 6vw, 5rem);
}
.soumission-text h2 { font-size: clamp(1.9rem, 3.4vw, 2.9rem); }
.soumission-text p { max-width: 44ch; }

.contact-block {
  margin-top: 2rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line-invert);
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.contact-block a {
  color: var(--paper);
  text-decoration: none;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.15rem;
  text-transform: uppercase;
}
.contact-block a:hover { opacity: .7; }
.contact-block p { font-size: .9rem; color: var(--muted-invert); margin-top: .5rem; }

.soumission-form {
  background: var(--paper);
  color: var(--ink);
  padding: clamp(1.75rem, 4vw, 2.75rem);
  border-radius: 4px;
}
.hp-field { position: absolute; left: -9999px; }
.field { margin-bottom: 1.25rem; }
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.field label {
  display: block;
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
  margin-bottom: .5rem;
}
.field input, .field select, .field textarea {
  width: 100%;
  border: none;
  border-bottom: 1.5px solid var(--line);
  background: transparent;
  padding: .65rem .1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  border-radius: 0;
  transition: border-color .2s var(--ease);
}
.field textarea { resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--ink);
}
.soumission-form .btn { margin-top: .5rem; }
.form-note {
  margin: .85rem 0 0;
  font-size: .85rem;
  color: var(--muted);
  min-height: 1.2em;
}
.form-note.is-success { color: #1a7a3a; }

/* ===========================================================
   FOOTER
   =========================================================== */
.site-footer {
  background: var(--ink);
  color: var(--paper);
  padding-top: clamp(3rem, 6vw, 5rem);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--line-invert);
}
.footer-brand p {
  font-family: var(--font-head);
  font-weight: 800;
  text-transform: uppercase;
  font-size: .95rem;
  margin: 1rem 0 .25rem;
}
.footer-tagline { color: var(--muted-invert); font-size: .82rem; font-weight: 500; text-transform: none; font-family: var(--font-body); }
.footer-nav { display: flex; flex-direction: column; gap: .75rem; }
.footer-nav a { color: var(--muted-invert); text-decoration: none; font-size: .9rem; }
.footer-nav a:hover { color: var(--paper); }
.footer-contact { display: flex; flex-direction: column; gap: .6rem; font-size: .9rem; }
.footer-contact a { color: var(--paper); text-decoration: none; font-weight: 700; }
.footer-contact p { color: var(--muted-invert); margin: 0; }
.footer-contact .rbq { font-size: .78rem; }

.footer-bottom {
  padding-block: 1.5rem;
  font-size: .8rem;
  color: var(--muted-invert);
}

/* ===========================================================
   SCROLL REVEAL
   =========================================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .ticker-track, .hero-scroll span { animation: none; }
}

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width: 980px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .apropos-grid { grid-template-columns: 1fr; }
  .apropos-visual { order: -1; padding: 0 0 1rem; }
  .apropos-mark { max-width: 180px; }
  .soumission-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  .main-nav, .header-actions { display: none; }
  .burger { display: flex; flex-shrink: 0; }

  .main-nav.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 76px; left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 1.5rem var(--gutter) 2rem;
    gap: 1.25rem;
  }
  .main-nav.is-open .nav-tel {
    display: block;
    margin-top: .5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--line);
    font-family: var(--font-head);
    font-weight: 800;
  }

  .service-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}