/* ===============================
   COLORI DI BASE E VARIABILI
================================== */
:root {
    --primary-color: #007bff;
    --primary-hover: #0056b3;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --dark-bg: #343a40;
    --light-bg: #f8f9fa;
    --text-color: #333;
}

/* ===============================
   RESET E BASE
================================== */
body {
    background-color: var(--light-bg);
    color: var(--text-color);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* ===============================
   TIPOGRAFIA
================================== */
h1, h2, h4, h5 {
    color: var(--primary-color);
    font-weight: bold;
    margin-bottom: 1rem;
}
h4 {
    color: red;
}

/* ===============================
   NAVBAR E HEADER
================================== */
.navbar {
    background-color: var(--dark-bg);
    color: #fff;
    padding: 10px;
    display: flex;
    align-items: center;
}
.navbar-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.navbar-nav .nav-link {
    color: #fff;
}
.navbar-nav .nav-link:hover {
    color: var(--success-color);
}
#headerContainer {
    background-color: #6430ff;
    height: 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    color: #fff;
}

/* ===============================
   BOTTONI
================================== */
.btn,
button {
    border: none;
    padding: 10px 20px;
    border-radius: 30px;
    font-weight: bold;
    transition: all 0.3s ease;
    cursor: pointer;
}
.btn-primary, .btn-info {
    background-color: var(--primary-color);
    color: #fff;
}
.btn-primary:hover, .btn-info:hover {
    background-color: var(--primary-hover);
}
.btn-success {
    background-color: var(--success-color);
}
.btn-success:hover {
    background-color: #218838;
}
.btn-danger {
    background-color: var(--danger-color);
}
.btn-danger:hover {
    background-color: #c82333;
}
.btn-warning {
    background-color: var(--warning-color);
    color: #212529;
}
.btn-warning:hover {
    background-color: #e0a800;
}
.btn-logout {
    background-color: var(--danger-color);
    color: #fff;
    margin-left: auto;
}
#refresh-button {
    background-color: green;
    margin-left: 10px;
}
#refresh-button:hover {
    background-color: darkgreen;
}

/* ===============================
   TABELLE
================================== */
.table {
    width: 100%;
}
.table th, .table td {
    text-align: center;
    vertical-align: middle;
    font-size: 0.95rem;
}
.table thead th {
    background-color: var(--dark-bg);
    color: #fff;
}

/* Evidenziazione righe */
tr.elementari { background-color: lightgreen; }
tr.medie { background-color: orange; }
tr.elementari-medie { background-color: pink; }

/* ===============================
   CARDS
================================== */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    margin-bottom: 20px;
}
.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.2);
}
.card-body {
    padding: 20px;
    text-align: center;
}
.card-title {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--text-color);
}
.card-text {
    color: #555;
}
.card1 { background-color: #ffd1dc; }
.card2 { background-color: #b3e5fc; }
.card3 { background-color: #ffcc80; }

/* ===============================
   PROFILO UTENTE
================================== */
.profile-img, .profile-image {
    border-radius: 50%;
    width: 150px;
    height: 150px;
    object-fit: cover;
    transition: transform 0.2s ease;
}
.profile-img:hover, .profile-image-container:hover .profile-image {
    transform: scale(1.1);
}
.profile-image-container {
    overflow: hidden;
    width: 150px;
    height: 150px;
}

/* ===============================
   FORM E CONTAINER
================================== */
.forms-container {
    display: flex;
    justify-content: space-around;
    background-color: #fff8dc;
    padding: 20px;
    margin: 20px;
}
.change-password-container,
.recovery-password-container {
    max-width: 400px;
    flex-grow: 1;
    background-color: #fff;
    padding: 20px;
    margin: 10px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
.change-password-container h2,
.recovery-password-container h2 {
    text-align: center;
    color: #333;
}
form {
    display: flex;
    flex-direction: column;
}
label {
    margin-top: 10px;
    color: #333;
}
input {
    padding: 8px;
    margin-top: 5px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

/* ===============================
   MODAL E NOTIFICHE
================================== */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.8);
}
.modal-content {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    border-radius: 10px;
}
.notification-container {
    position: fixed;
    bottom: 100px;
    right: 20px;
    z-index: 1000;
}
.notification {
    background-color: #fff;
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 10px 40px 10px 20px;
    margin-bottom: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: relative;
}
.notification .close {
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    cursor: pointer;
    font-size: 20px;
    color: #999;
}
.notification .close:hover {
    color: red;
}

/* ===============================
   SIDEBAR & RESPONSIVE
================================== */
.w3-sidebar {
    width: 430px;
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    z-index: 50;
    overflow-y: auto;
}
.w3-main {
    margin-left: 430px;
}
@media (max-width: 900px) {
    .w3-sidebar { width: 250px; }
    .w3-main { margin-left: 0; }
}

/* ===============================
   NAVBAR MOBILE
================================== */
.navbar3 {
    background-color: #6430ff;
    position: fixed;
    bottom: 0;
    width: 100%;
    height: 67px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 1000;
}
.navbar3 a {
    color: #f2f2f2;
    text-decoration: none;
    font-size: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ===============================
   ALTRI ELEMENTI
================================== */
.alert-info {
    background-color: #d1ecf1;
    border-color: #bee5eb;
    color: #0c5460;
}
.alert {
    font-size: 1.2rem;
    animation: blink 1.5s infinite;
}
@keyframes blink {
    50% { opacity: 0.7; }
}
.message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}
.message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* ===============================
   BACKGROUND CUSTOM
================================== */
.yellow-background { background-color: #fffdd0; }
.red-background { background-color: #ff6347; color: #fff; }
.info-background { background-color: #e0ffff; }
.titanio-background { background-color: #faebd7; }
.lime-background { background-color: #ccff00; }