:root {
    --bleu-principal: #2c7be5;
    --bleu-fonce: #1e5bbf;
    --gris-fonce: #2d3748;
    --blanc: #ffffff;
    --rouge: #e53e3e;
    --vert: #38a169;
}

/* --- BASE COMMUNE --- */
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(145deg, var(--gris-fonce), var(--bleu-fonce));
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: background 0.4s ease;
    color: white;
}

/* --- PAGE SCAN BADGE (Centrage automatique) --- */
body:has(.glass-card) {
    justify-content: center;
    align-items: center;
}

.glass-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 2.5rem;
    padding: 4rem;
    text-align: center;
    width: 90%;
    max-width: 650px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.4);
}

.btn-admin-xl {
    position: fixed;
    bottom: 40px;
    background-color: var(--blanc);
    color: var(--bleu-fonce);
    padding: 22px 55px;
    border-radius: 1.2rem;
    font-size: 22px;
    font-weight: 800;
    text-decoration: none;
    box-shadow: 0 12px 24px rgba(0,0,0,0.3);
    transition: all 0.2s ease;
}

.btn-admin-xl:hover { transform: scale(1.05); }

/* --- PAGE FLUX MATÉRIEL --- */

/* Header */
.header-flux {
    width: 100%;
    padding: 1.5rem 2rem;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Conteneur des colonnes */
.flux-container {
    display: flex;
    flex: 1;
    gap: 1.5rem;
    padding: 1.5rem;
    width: 100%;
    max-width: 100%; /* Utilise tout l'écran */
    overflow: hidden;
}

.glass-column {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 2rem;
    display: flex;
    flex-direction: column;
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
    overflow: hidden;
}

.column-header {
    padding: 1.5rem;
    font-weight: 900;
    font-size: 1.6rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Cartes Matériel */
.item-card {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 1.2rem;
    padding: 1.25rem;
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-left: 6px solid transparent;
    transition: all 0.3s ease;
}

.item-card.is-dispo { border-left-color: var(--vert); }
.item-card.is-sortie { border-left-color: var(--rouge); }

/* Zone de scroll */
.scroll-area {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.scroll-area::-webkit-scrollbar { width: 6px; }
.scroll-area::-webkit-scrollbar-thumb { 
    background: rgba(255,255,255,0.2); 
    border-radius: 10px; 
}

/* Barre d'Actions Basse */
.actions-bar {
    width: 100%;
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.btn-action {
    padding: 1rem 2.5rem;
    border-radius: 1rem;
    font-weight: 800;
    text-decoration: none;
    transition: all 0.2s;
    text-transform: uppercase;
}

.btn-blue { background: var(--bleu-principal); color: white; }
.btn-white { background: var(--blanc); color: var(--bleu-fonce); }
.btn-red { background: var(--rouge); color: white; }

.btn-action:hover { transform: translateY(-3px); box-shadow: 0 5px 15px rgba(0,0,0,0.3); }

/* --- ÉTATS ET ANIMATIONS --- */
.bg-success { background: var(--vert) !important; }
.bg-error { background: var(--rouge) !important; }

.dot {
    width: 14px;
    height: 14px;
    background: white;
    border-radius: 50%;
    animation: bounce 0.6s infinite alternate;
}

@keyframes bounce { 
    to { transform: translateY(-10px); opacity: 0.4; } 
}

.new-scan {
    animation: slideIn 0.4s ease-out;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.hidden { display: none; }