/* ============================================================
   1. RESET E SETUP GLOBALE
   ============================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #050505; /* Nero quasi assoluto */
    color: #e0e0e0;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Container universale per allineare Header e Main */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 25px;
}

/* ============================================================
   2. VAULT HEADER (Il nuovo stile Azzurro Tech)
   ============================================================ */
.vault-header {
    background: #000;
    border-bottom: 2px solid #00d4ff;
    padding: 20px 0;
    font-family: 'Courier New', monospace;
}

.header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Sinistra: Stato Accesso */
.access-badge {
    background: rgba(0, 212, 255, 0.1);
    color: #00d4ff;
    border: 1px solid #00d4ff;
    padding: 3px 10px;
    font-size: 0.7rem;
    font-weight: bold;
    letter-spacing: 2px;
    display: inline-block;
    margin-bottom: 8px;
    border-radius: 2px;
    animation: pulse-cyan 2s infinite;
}

@keyframes pulse-cyan {
    0% { opacity: 0.6; box-shadow: 0 0 2px #00d4ff; }
    50% { opacity: 1; box-shadow: 0 0 10px #00d4ff; }
    100% { opacity: 0.6; box-shadow: 0 0 2px #00d4ff; }
}

.database-info {
    font-size: 0.95rem;
}

.root-path { color: #00d4ff; font-weight: bold; }
.typing { color: #fff; }

/* Destra: Navigazione Vault */
.vault-nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.security-level {
    text-align: right;
    border-right: 1px solid #333;
    padding-right: 20px;
}

.security-level .label { 
    color: #666; 
    font-size: 0.65rem; 
    display: block; 
    letter-spacing: 1px;
}

.security-level .level { 
    color: #00d4ff; 
    font-weight: bold; 
    font-size: 0.9rem;
}

.home-vault-btn {
    text-decoration: none;
    color: #888;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.3s ease;
}

.home-vault-btn i { font-size: 1.4rem; }
.home-vault-btn .home-text { font-size: 0.6rem; font-weight: bold; margin-top: 4px; }

.home-vault-btn:hover {
    color: #fff;
    transform: translateY(-2px);
}

/* ============================================================
   3. MAIN CONTENT (Certificazioni & Skills)
   ============================================================ */
.cert-skills-page {
    padding: 60px 0;
}

.page-title {
    color: #00d4ff;
    font-family: 'Courier New', monospace;
    font-size: 1.8rem;
    margin-bottom: 35px;
    border-bottom: 1px solid #1a1a1a;
    padding-bottom: 10px;
}

/* Griglia Certificazioni */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 60px;
}

.cert-card {
    background: #111;
    border: 1px solid #222;
    border-left: 4px solid #00d4ff;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: 0.3s;
}

.cert-card:hover {
    background: #161616;
    transform: scale(1.02);
    border-color: #333;
}

.cert-icon {
    font-size: 2rem;
    color: #00d4ff;
}

.cert-info h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: #fff;
}

.cert-info p {
    color: #888;
    font-size: 0.85rem;
}

/* Sezione Skills */
.skills-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.skill-category h4 {
    color: #00d4ff;
    margin-bottom: 20px;
    font-family: 'Courier New', monospace;
    display: flex;
    align-items: center;
    gap: 10px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tags span {
    background: #1a1a1a;
    color: #ccc;
    padding: 6px 14px;
    font-size: 0.85rem;
    border: 1px solid #333;
    border-radius: 3px;
    transition: 0.3s;
}

.skill-tags span:hover {
    border-color: #00d4ff;
    color: #00d4ff;
    background: rgba(0, 212, 255, 0.05);
}

/* ============================================================
   4. RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
    .header-flex {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .security-level {
        border-right: none;
        border-bottom: 1px solid #333;
        padding-right: 0;
        padding-bottom: 10px;
    }

    .vault-nav {
        flex-direction: column;
        gap: 15px;
    }
}