:root {
  --bg: #0f1115;
  --bg-alt: #181b21;
  --accent: #f0b35a;
  --text: #f5f5f5;
  --muted: #b3b3b3;
  --card: #20232b;
  --max-width: 1100px;
  --radius: 10px;
}

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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #1f2430 0, #05060a 55%);
  color: var(--text);
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header {
  border-bottom: 1px solid #262a33;
  background: linear-gradient(to right, #05060a, #141824);
}


.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 1rem;
}

.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 1rem;
}

.lightbox img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 10px;
  border: 2px solid #f0b35a;
}

.hidden {
  display: none;
}

.lightbox.hidden {
  display: none;
}


.logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-wrap img {
  height: 240px;
  width: auto;
}

.brand-title {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 1.5rem;
}

.nav-links a {
  color: var(--text);
}

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

/* Hero */
.hero {
  padding-top: 4rem;
  padding-bottom: 4rem;
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.5fr);
  gap: 3rem;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2rem, 3vw, 2.6rem);
  margin-bottom: 1rem;
}

.hero h1 span {
  color: var(--accent);
}

.hero p.lead {
  font-size: 1.25rem;
  line-height: 1.75;
  color: var(--text); /* plus lisible que muted */
  max-width: 40rem;   /* un peu plus large */
}


.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.tag {
  font-size: 1.05rem;
  padding: 0.45rem 1.1rem;
  border-radius: 999px;
  border: 1px solid #3a3f4a;
  background: rgba(20, 22, 28, 0.9);
  color: var(--text);
  font-weight: 500;
}


.btn-primary {
  background: var(--accent);
  color: #111;
  border-radius: 999px;
  padding: 0.6rem 1.4rem;
  border: none;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.btn-primary:hover {
  filter: brightness(1.05);
}

.btn-ghost {
  background: transparent;
  border-radius: 999px;
  padding: 0.55rem 1.2rem;
  border: 1px solid #2f3440;
  color: var(--muted);
  font-size: 0.9rem;
  cursor: pointer;
}

.hero-side {
  background: radial-gradient(circle at top, #262b38 0, #11131a 60%);
  border-radius: 18px;
  padding: 1.5rem;
  border: 1px solid #2b303a;
  box-shadow: 0 18px 45px rgba(0,0,0,0.55);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
}

.hero-card {
  font-size: 1.05rem;
  line-height: 1.65;
}

.hero-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.hero-card small {
  font-size: 0.95rem;
  color: var(--muted);
}


section {
  padding: 2.5rem 0;
}

section {
  padding-top: 4rem;
  padding-bottom: 4rem;
}


.section-title {
  font-size: 1.4rem;
  margin-bottom: 2rem;
}

.section-sub {
  color: var(--muted);
  font-size: 1.2rem;
  margin-bottom: 2.5rem;
  max-width: 38rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 1.1rem;
  border: 1px solid #2b303a;
  font-size: 0.9rem;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
}

.portfolio-item {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid #2b303a;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.portfolio-item img {
  width: 100%;
  display: block;
  object-fit: cover;
  max-height: 220px;
}

.portfolio-body {
  padding: 0.8rem 0.9rem 1rem;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 2.2fr) minmax(0, 1.8fr);
  gap: 1.8rem;
}

.about-box {
  font-size: 1.1rem;
  line-height: 1.75;
  color: var(--text);
  padding: 1.6rem;
  margin-bottom: 2rem;
}
.about-box h3 {
  font-size: 1.3rem;
  margin-bottom: 0.8rem !important;
}
.about-box ul li {
  margin-bottom: 0.4rem;
}

#apropos {
  position: relative;                 /* indispensable */
  background-image: url("images/plan-large.png");
  background-size: cover;             /* prend toute la largeur */
  background-position: center;
  background-repeat: no-repeat;
  padding: 4rem 0;                    /* donne de la hauteur à la section */
}

#apropos::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.45);       /* voile sombre */
  z-index: 0;
}

#apropos .about-grid,
#apropos .section-title {
  position: relative;
  z-index: 1;                         /* texte au-dessus du voile */
}

#apropos {
  min-height: 600px;
}


.contact-box {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid #2b303a;
  padding: 1.6rem;
  font-size: 0.9rem;
  max-width: 520px;
  margin-bottom: 2rem;
}

footer {
  border-top: 1px solid #2b303a;
  padding-top: 2.5rem;
  padding-bottom: 2.5rem;
  background: #0f1115; /* plus clair */
  font-size: 1rem;     /* plus lisible */
  color: var(--text);  /* plus visible */
  text-align: center;  /* plus propre */
}

footer {
  position: relative;
  background-image: url("images/plan-fond-footer.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding-top: 3rem;
  padding-bottom: 3rem;
  color: var(--text);
  z-index: 1;
}

/* voile léger pour lisibilité */
footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.20); /* juste ce qu’il faut */
  z-index: 0;
}

/* contenu au-dessus du voile */
footer * {
  position: relative;
  z-index: 1;
}

footer {
  font-size: 1.1rem;           /* texte plus grand */
  line-height: 1.7;            /* aéré */
  color: #d4af37;              /* doré élégant */
  text-align: center;
}

/* pour les petits textes ou mentions légales */
footer small {
  font-size: 0.95rem;
  color: #c9a635;              /* doré légèrement atténué */
}

/* optionnel : effet lumineux subtil */
footer * {
  text-shadow: 0 0 6px rgba(212,175,55,0.3);
}

footer .footer-inner {
  background: rgba(0, 0, 0, 0.65); /* fond noir semi-opaque */
  padding: 2rem;
  border-radius: 8px; /* optionnel, arrondi élégant */
  display: inline-block; /* la boîte s’adapte au contenu */
}


.footer-grid {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  align-items: center;
}


@media (max-width: 900px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
  }
  .grid-3,
  .portfolio-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .about-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
  }
  .portfolio-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .logo-wrap img {
    height: 44px;
  }
}