:root {
    --bg-principal: #0a0e1a;
    --bg-cartes: #0f1729;
    --bordures: #1e293b;
    --accent: #6366f1;
    --texte-principal: #f1f5f9;
    --texte-secondaire: #94a3b8;
    --statut-en-ligne: #10b981;
    --statut-alerte: #f87171;
}

* { box-sizing: border-box; }
html, body {
    margin: 0; padding: 0;
    background: var(--bg-principal);
    color: var(--texte-principal);
    font-family: system-ui, -apple-system, sans-serif;
    font-size: 14px;
    min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Pages d'auth (login, activate, reset...) */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.auth-card {
    background: var(--bg-cartes);
    border: 1px solid var(--bordures);
    border-radius: 16px;
    padding: 32px;
    width: 100%;
    max-width: 420px;
}
.auth-logo { font-size: 36px; text-align: center; margin-bottom: 12px; }
.auth-card h1 { font-size: 22px; font-weight: 500; margin: 0 0 6px; text-align: center; }
.auth-sub { color: var(--texte-secondaire); text-align: center; margin: 0 0 24px; font-size: 12px; }

.form-row { margin-bottom: 14px; }
.form-row label { display: block; font-size: 11px; color: var(--texte-secondaire); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px; }
.form-row input, .form-row select, .form-row textarea {
    width: 100%;
    background: var(--bg-principal);
    border: 1px solid var(--bordures);
    color: var(--texte-principal);
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
    outline: none;
    border-color: var(--accent);
}
.form-row input:disabled { opacity: 0.6; cursor: not-allowed; }
.form-row-checkbox { display: flex; align-items: center; gap: 8px; }
.form-row-checkbox label { display: inline; margin: 0; text-transform: none; letter-spacing: 0; font-size: 12px; cursor: pointer; }
.form-row-checkbox input { width: auto; }
.form-aide { font-size: 10px; color: var(--texte-secondaire); margin-top: 4px; }

.btn-primary {
    background: var(--accent);
    color: white;
    border: none;
    padding: 12px 18px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}
.btn-primary:hover { filter: brightness(1.1); text-decoration: none; }
.btn-secondary {
    background: transparent;
    color: var(--texte-secondaire);
    border: 1px solid var(--bordures);
    padding: 10px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    text-decoration: none;
    display: inline-block;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--texte-principal); }
.btn-block { width: 100%; }
.btn-logout {
    background: var(--bg-cartes);
    color: var(--texte-secondaire);
    border: 1px solid var(--bordures);
    padding: 6px 11px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 12px;
}
.btn-admin {
    background: var(--bg-cartes);
    color: var(--texte-secondaire);
    border: 1px solid var(--bordures);
    padding: 6px 11px;
    border-radius: 6px;
    font-size: 11px;
    text-decoration: none;
}
.btn-admin:hover { color: var(--texte-principal); border-color: var(--accent); }

.alerte {
    padding: 11px 14px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 13px;
    border: 1px solid;
}
.alerte-erreur { background: rgba(248, 113, 113, 0.12); color: var(--statut-alerte); border-color: var(--statut-alerte); }
.alerte-info { background: rgba(99, 102, 241, 0.12); color: var(--accent); border-color: var(--accent); }

.auth-liens { text-align: center; margin-top: 18px; font-size: 12px; }

/* Page accueil après login */
.page-accueil { padding: 20px; }
.bureau-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 14px;
    margin-bottom: 18px;
    border-bottom: 1px solid var(--bordures);
}
.bureau-titre { font-size: 18px; font-weight: 500; color: var(--texte-principal); }
.bureau-soustitre { font-size: 11px; color: var(--texte-secondaire); margin-top: 2px; }
.bureau-header-actions { display: flex; align-items: center; gap: 10px; }
.user-badge { font-size: 11px; color: var(--texte-secondaire); }

.accueil-applis h2 { font-size: 14px; color: var(--texte-secondaire); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }
.grille-applis {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 14px;
    margin-top: 14px;
}
.appli-card {
    background: var(--bg-cartes);
    border: 1px solid var(--bordures);
    border-radius: 12px;
    padding: 18px;
    color: var(--texte-principal);
    transition: border-color 0.15s, transform 0.15s;
}
.appli-card:hover { border-color: var(--accent); transform: translateY(-1px); text-decoration: none; }
.appli-icone { font-size: 28px; margin-bottom: 8px; }
.appli-nom { font-weight: 500; font-size: 14px; }
.appli-desc { font-size: 11px; color: var(--texte-secondaire); margin-top: 4px; }

.lien-retour { font-size: 11px; color: var(--accent); }
.info-vide {
    text-align: center;
    color: var(--texte-secondaire);
    padding: 40px 20px;
    background: var(--bg-cartes);
    border: 1px dashed var(--bordures);
    border-radius: 12px;
    margin-top: 16px;
}

@media (max-width: 600px) {
    .auth-card { padding: 24px 20px; }
}