html, body {
    height: 100%;
}

/* ---    VARIABLES --- */
:root {
    --bg: #0f172a;
    --bg-light: #111827;
    --border: #1f2937;
    --text: #e5e7eb;
    --muted: #9ca3af;
    --accent: #38bdf8;
    --accent-hover: #0ea5e9;
    --radius: 12px;
    --transition: 0.25s ease;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* --- GLOBAL --- */
body {
    display: flex;
    flex-direction: column;
    font-family: 'Inter', sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: linear-gradient(180deg, var(--bg), #020617);
	background-image: url('fond_chaumont.webp');
	background-size: cover;
    min-height: 100vh;
}
main.container {
    flex: 1;
}


/* --- HEADER --- */
.header {
    max-width: 1200px;
    margin: auto;
    padding: 2rem 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header-title {
    max-width: 600px;
}
a{
	text-decoration: none;
}
header h1 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    opacity: 0;
    transform: translateY(20px);
    animation: titleIn 0.8s ease-out forwards;
}
header p {
    color: var(--muted);
    font-size: 1.1rem;
    opacity: 0;
    transform: translateY(15px);
    animation: subtitleIn 0.8s ease-out forwards 0.3s;
}
.header-accent {
    width: 0;
    height: 4px;
    background: var(--accent);
    border-radius: 2px;
    margin-top: 1.2rem;
    animation: lineIn 0.6s ease-out forwards 0.6s;
}
/* Liens header */
.link img {
    width: 40px;
    height: 40px;
    opacity: 0.7;
    transition: var(--transition);
}
.link:hover img {
    opacity: 1;
    transform: scale(1.15);
}
.top-layer {
    background: rgba(2, 6, 23, 0.5);
	backdrop-filter: none;
}

/* --- NAVIGATION --- */
nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(2, 6, 23, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}
nav ul {
    max-width: 1200px;
    margin: auto;
    display: flex;
    gap: 1.5rem;
    padding: 1rem;
    list-style: none;
    overflow-x: auto;
}
nav a {
    text-decoration: none;
    color: var(--muted);
    font-weight: 500;
    white-space: nowrap;
    transition: var(--transition);
}
nav a:hover {
    color: var(--accent);
}

/* --- CONTENU --- */
.container {
    max-width: 1200px;
    margin: auto;
    padding: 3rem 1rem;
}
.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.8rem;
}
@media (max-width: 1024px) {
    .grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .grid {
        grid-template-columns: 1fr;
    }
}


/* ---BLOCS PROJET --- */
.project-card {
    position: relative;
    overflow: hidden;
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.8rem;
    display: flex;
    flex-direction: column;
    transition: transform 0.25s ease, background-color 0.25s ease;
}
.project-card:hover {
    transform: translateY(-4px);
    background-color: rgba(17, 24, 39, 0.96);
}
/* Ligne d’entité */
.project-card::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    width: 0;
    background: var(--accent);
    transition: width 0.4s ease;
}
.project-card:hover::after {
    width: 100%;
}
/* Icone et texte */
.project-icon {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 1rem;
}
.project-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}
.project-card p {
    color: var(--muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}
/* Lien */
.project-link {
    margin-top: auto;
    text-decoration: none;
    color: var(--accent);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: var(--transition);
}
.project-card:hover .project-link {
    color: var(--accent-hover);
}

/* --- BADGES --- */
.badge {
    position: absolute;
    top: 14px;
    right: 14px;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.3rem 0.6rem;
    border-radius: 999px;
    letter-spacing: 0.3px;
    backdrop-filter: blur(6px);
}
.badge-featured {
    background: rgba(56, 189, 248, 0.15);
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.4);
}
.badge-heart {
    background: rgba(244, 114, 182, 0.15);
    color: #f472b6;
    border: 1px solid rgba(244, 114, 182, 0.4);
}
/* Couleur ligne par projet */
#album::after { background: #38bdf8; }
#photo::after { background: #f472b6; }
#guessr::after { background: #34d399; }

/* --- FOOTER --- */
footer {
    border-top: 1px solid var(--border);
    padding: 1.5rem;
    text-align: center;
    color: var(--muted);
    font-size: 0.9rem;
    background: linear-gradient(180deg, var(--bg), #020617);
}

/* --- ANIMATIONS --- */
@keyframes titleIn {to { opacity: 1; transform: translateY(0); }}
@keyframes subtitleIn {to { opacity: 1; transform: translateY(0); }}
@keyframes lineIn {to { width: 120px; }}









/* - - - -  LE BOUTON DE LANGUE  - - - - */



.lang-switch {
	position: sticky;
    bottom: 1.5rem;
    display: flex;
    gap: 0.4rem;
    justify-content: flex-end;
    margin-right: 1.5rem;
    margin-bottom: 1rem;
	margin-top: -30px;
}


/* bouton principal */
#lang-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(2, 6, 23, 0.85);
  color: var(--text);
  border: 1px solid var(--border);
  font-weight: 600;
  cursor: pointer;
  font-size: 0.9rem;
  backdrop-filter: blur(6px);

  transition:
    transform 0.2s ease,
    background 0.25s ease,
    color 0.25s ease,
    border-radius 0.25s ease,
    border-color 0.25s ease,
    box-shadow 0.25s ease;

  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
}

#lang-btn:hover {
  transform: scale(1.08);
  color: var(--accent);
  border-color: var(--accent);
  box-shadow:
    0 0 0 1px rgba(56, 189, 248, 0.4),
    0 10px 30px rgba(0, 0, 0, 0.4);
}

/* liste des langues */
#lang-list {
  position: absolute;
  right: 0;
  bottom: 56px;
  list-style: none;
  padding: 6px 0;
  margin: 0;
  min-width: 52px;

  background: rgba(2, 6, 23, 0.95);
  border: 1px solid var(--border);
  border-radius: 12px;
  backdrop-filter: blur(8px);

  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.25s ease, transform 0.25s ease;

  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

/* ouverture */
.lang-switch.open #lang-list {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

/* items */
#lang-list li {
  padding: 8px 16px;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
  max-width: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#lang-list li:hover {
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent);
}

/* bouton ouvert */
.lang-switch.open #lang-btn {
  border-radius: 12px;
  color: var(--accent);
  border-color: var(--accent);

}
.badge-v2 {
    bottom: 14px;
    top: auto;
    right: 14px;
    left: auto;

    width: 34px;
    height: 34px;
    padding: 0;

    display: flex;
    align-items: center;
    justify-content: center;

    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-decoration: none;

    /*background: rgba(34, 197, 94, 0.15);*/ /* vert néon soft */
    /*color: #22c55e;*/
    /*border: 1px solid rgba(34, 197, 94, 0.5);*/
	
    background: rgba(220, 38, 38, 0.15); /* rouge soft */
    color: #dc2626;
    border: 1px solid rgba(220, 38, 38, 0.5);

    border-radius: 8px;
    backdrop-filter: blur(6px);

    transition: 
        transform 0.2s ease,
        box-shadow 0.2s ease,
        background 0.2s ease;
}

.badge-v2:hover {
    transform: scale(1.08);
    background: rgba(220, 38, 38, 0.25); /* hover rouge */
    box-shadow:
        0 0 0 1px rgba(220, 38, 38, 0.6),
        0 0 12px rgba(220, 38, 38, 0.35);
}