/* ==========================================================
   Grégory Dupont — Acteur
   Style cinéma : noir profond, typographie éditoriale
   ========================================================== */

:root {
  --bg: #0a0a0a;
  --bg-alt: #141414;
  --fg: #f3ede2;
  --fg-dim: #a29a8c;
  --accent: #b98a4c;
  --line: #2a2a2a;
  --max: 1320px;
  --nav-h: 72px;
  --ease: cubic-bezier(.2,.7,.2,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
  background: var(--bg);
  color: var(--fg);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color .3s var(--ease), opacity .3s var(--ease);
}

a:hover { color: var(--accent); }

h1, h2, h3, h4 {
  font-family: 'Playfair Display', 'Times New Roman', serif;
  font-weight: 400;
  letter-spacing: -.01em;
  line-height: 1.15;
}

h1 { font-size: clamp(2.4rem, 6vw, 4.8rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); margin-bottom: 1.5rem; }
h3 { font-size: 1.25rem; }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
}

/* ============ NAV ============ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(10,10,10,.85);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
  z-index: 100;
}

.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
}

.nav-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.15rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 2.4rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--fg-dim);
  position: relative;
  padding: .4rem 0;
}

.nav-links a.active,
.nav-links a:hover { color: var(--fg); }

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 1px;
  background: var(--accent);
}

.lang-switch {
  display: flex;
  gap: .5rem;
  align-items: center;
  font-size: .78rem;
  letter-spacing: .1em;
}

.lang-switch button {
  background: transparent;
  border: none;
  color: var(--fg-dim);
  cursor: pointer;
  padding: .25rem .5rem;
  font: inherit;
  text-transform: uppercase;
}

.lang-switch button.active { color: var(--accent); }

.lang-switch span { color: var(--line); }

.nav-burger {
  display: none;
  background: transparent;
  border: none;
  color: var(--fg);
  cursor: pointer;
  font-size: 1.4rem;
}

/* ============ MAIN ============ */
main { padding-top: var(--nav-h); }

body { display: flex; flex-direction: column; min-height: 100vh; }
main { flex: 1; }

/* ============ HERO ============ */
.hero {
  min-height: calc(100vh - var(--nav-h));
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  padding: 4rem 0;
}

.hero-text { max-width: 540px; }

.hero-kicker {
  font-size: .78rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.hero h1 { margin-bottom: 1.5rem; }

.hero-bio {
  color: var(--fg-dim);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
}

.hero-image {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  border: 1px solid var(--line);
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: grayscale(.15) contrast(1.05);
  transition: transform 1.2s var(--ease), filter .6s var(--ease);
}

.hero-image:hover img { transform: scale(1.03); filter: grayscale(0); }

/* ============ BUTTONS ============ */
.btn {
  display: inline-block;
  padding: .95rem 2rem;
  border: 1px solid var(--fg);
  color: var(--fg);
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: .78rem;
  transition: all .3s var(--ease);
}

.btn:hover {
  background: var(--fg);
  color: var(--bg);
}

.btn-accent {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-accent:hover {
  background: var(--accent);
  color: var(--bg);
}

.btn + .btn { margin-left: 1rem; }

/* ============ SECTIONS ============ */
section { padding: 6rem 0; border-top: 1px solid var(--line); }

.section-label {
  font-size: .75rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
  display: block;
}

/* ============ PHOTO GRID (home) ============ */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2.5rem;
}

.photo-grid .photo {
  aspect-ratio: 3/4;
  overflow: hidden;
  position: relative;
  background: var(--bg-alt);
}

.photo-grid .photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  transition: transform 1s var(--ease);
}

.photo-grid .photo:hover img { transform: scale(1.05); }

.photo-grid .photo.wide { grid-column: span 2; aspect-ratio: 16/10; }

/* ============ PAGE HEADER ============ */
.page-header {
  padding: 5rem 0 3rem;
  border-bottom: 1px solid var(--line);
  text-align: center;
}

.page-header h1 { margin-bottom: .75rem; }

.page-header p {
  color: var(--fg-dim);
  max-width: 540px;
  margin: 0 auto;
}

/* ============ VIDEOS ============ */
.video-wrap {
  margin-top: 3rem;
  padding: 3rem 0;
  border-bottom: 1px solid var(--line);
}

.video-wrap:last-child { border-bottom: none; }

.video-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  margin-bottom: .5rem;
}

.video-meta {
  color: var(--fg-dim);
  font-size: .85rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.video-embed {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  background: #000;
}

.video-embed iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}

/* ============ CV ============ */
.cv-intro {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  padding: 4rem 0;
  border-bottom: 1px solid var(--line);
}

.cv-photo { aspect-ratio: 3/4; overflow: hidden; }
.cv-photo img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.1); }

.cv-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .8rem 2rem;
  margin-top: 2rem;
  font-size: .9rem;
}

.cv-specs dt { color: var(--fg-dim); font-size: .75rem; text-transform: uppercase; letter-spacing: .15em; }
.cv-specs dd { color: var(--fg); margin-bottom: .3rem; }

.cv-section {
  padding: 3.5rem 0;
  border-bottom: 1px solid var(--line);
}

.cv-section:last-child { border-bottom: none; }

.cv-section h2 {
  font-size: 1.6rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.cv-list { list-style: none; }

.cv-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 2rem;
  padding: 1rem 0;
  border-bottom: 1px dashed var(--line);
  align-items: baseline;
}

.cv-item:last-child { border-bottom: none; }

.cv-year {
  color: var(--accent);
  font-weight: 500;
  letter-spacing: .05em;
  font-size: .9rem;
}

.cv-role {
  font-family: 'Playfair Display', serif;
  font-size: 1.05rem;
  margin-bottom: .15rem;
}

.cv-detail { color: var(--fg-dim); font-size: .88rem; }

/* ============ CONTACT ============ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  padding: 4rem 0;
}

.contact-card {
  padding: 2.5rem;
  border: 1px solid var(--line);
  background: var(--bg-alt);
}

.contact-card h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
  color: var(--accent);
}

.contact-card .field { margin-bottom: 1rem; }
.contact-card .label {
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--fg-dim);
  display: block;
  margin-bottom: .3rem;
}
.contact-card .value { font-size: 1rem; }
.contact-card .value a:hover { color: var(--accent); }

.social {
  display: flex;
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.social a {
  font-size: .8rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--fg-dim);
}

/* ============ FOOTER ============ */
.footer-social {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.footer-social a {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  color: var(--fg-dim);
  font-size: .85rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  transition: color .3s var(--ease);
}
.footer-social a:hover { color: var(--accent); }
.footer-social svg { width: 20px; height: 20px; fill: currentColor; }

footer {
  padding: 3rem 0;
  text-align: center;
  border-top: 1px solid var(--line);
  color: var(--fg-dim);
  font-size: .8rem;
  letter-spacing: .1em;
}

footer a { color: var(--fg-dim); }

/* ============ RESPONSIVE ============ */
@media (max-width: 860px) {
  .nav-links {
    position: fixed;
    top: var(--nav-h);
    right: -100%;
    flex-direction: column;
    background: var(--bg);
    width: 70%;
    height: calc(100vh - var(--nav-h));
    padding: 3rem 2rem;
    gap: 2rem;
    border-left: 1px solid var(--line);
    transition: right .4s var(--ease);
  }

  .nav-links.open { right: 0; }

  .nav-burger { display: block; }

  .hero {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2rem 0;
  }

  .hero-image { aspect-ratio: 3/4; max-height: 70vh; }

  .photo-grid { grid-template-columns: repeat(2, 1fr); }
  .photo-grid .photo.wide { grid-column: span 2; }

  .cv-intro, .contact-grid { grid-template-columns: 1fr; gap: 2rem; }

  .cv-item { grid-template-columns: 70px 1fr; gap: 1rem; }

  section { padding: 4rem 0; }
}

@media (max-width: 480px) {
  .cv-specs { grid-template-columns: 1fr; }
  .photo-grid { grid-template-columns: 1fr; }
  .photo-grid .photo.wide { grid-column: span 1; }
  .btn + .btn { margin-left: 0; margin-top: .8rem; }
}

/* ============ ANIMATIONS ============ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
  opacity: 0;
  animation: fadeUp .9s var(--ease) forwards;
}

.fade-in.delay-1 { animation-delay: .15s; }
.fade-in.delay-2 { animation-delay: .3s; }
.fade-in.delay-3 { animation-delay: .45s; }