:root {
    --primary: #38bdf8;
    --primary-hover: #0284c7;
    --bg-dark: #0f172a;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.15);
    --text-main: #ffffff;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --blur-effect: blur(12px);
    --error: #ff4d4d;
    --error-hover: #cc0000;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    background: url('../sfondo_dashboard.png') no-repeat center center fixed;
    background-size: cover;
    background-color: var(--bg-dark);
    padding: 100px 20px 40px;
    color: var(--text-main);
    position: relative;
    overflow-y: auto;
}

body::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(15, 23, 42, 0.4) 0%, rgba(15, 23, 42, 0.8) 100%);
    z-index: 0;
}

.main-navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 70px;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: var(--blur-effect);
    -webkit-backdrop-filter: var(--blur-effect);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 0 20px;
    z-index: 1000;
}

.user-menu {
    position: relative;
}

.profile-trigger {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--glass);
    padding: 8px 18px;
    border-radius: 50px;
    border: 1px solid var(--glass-border);
    cursor: pointer;
    transition: var(--transition);
}

.profile-trigger:hover {
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    background: rgba(15, 23, 42, 0.98);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    min-width: 250px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    padding: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-15px);
    transition: var(--transition);
    overflow: hidden;
}

.dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu button {
    width: 100%;
    height: 50px;
    padding: 0 15px;
    background: transparent;
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    cursor: pointer;
    transition: var(--transition);
}

.dropdown-menu button:last-child {
    border-bottom: none;
}

.dropdown-menu button i {
    width: 20px;
    margin-right: 10px;
    text-align: center;
    font-size: 16px;
}

.dropdown-menu button:hover {
    background: rgba(255, 255, 255, 0.05);
}

#logoutBtn {
    color: var(--error) !important;
}

.dashboard-container {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 700px;
}

.profile-header-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 0; /* Rimosso il margine che creava lo sbilanciamento */
}

.preview-avatar {
    width: 130px;
    height: 130px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary);
    box-shadow: 0 0 25px rgba(56, 189, 248, 0.4);
    margin-bottom: 15px;
    display: block;
}

.preview-username {
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-main);
    text-align: center;
    text-transform: uppercase;
    font-size: 1rem;
    letter-spacing: 1px;
}

.preview-bio {
    background: var(--glass);
    backdrop-filter: var(--blur-effect);
    -webkit-backdrop-filter: var(--blur-effect);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 10px 25px;
    width: fit-content;
    max-width: 100%;
    text-align: center;
    font-size: 0.9rem;
    line-height: 1.4;
    margin: 0;
    color: var(--text-main);
}

.section-divider {
    width: 100%;
    border: none;
    border-top: 1px solid var(--glass-border);
    margin: 25px 0; /* Centrato con 25px sopra e sotto per simmetria perfetta */
    opacity: 0.4;
}

.link-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    background: rgba(255, 255, 255, 0.03);
    padding: 16px 20px;
    border-radius: 14px;
    margin-bottom: 12px;
    border: 1px solid var(--glass-border);
    text-decoration: none;
    transition: var(--transition);
}

.link-item:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.05);
}

.link-item i {
    font-size: 1.2rem;
    color: var(--primary);
}

.link-item h3 {
    font-size: 1rem;
    font-weight: 600;
    color: white;
    margin: 0;
    text-transform: none;
    letter-spacing: normal;
}

@media (max-width: 480px) {
    .preview-avatar {
        width: 110px;
        height: 110px;
    }
    .preview-bio {
        padding: 8px 20px;
    }
}