:root {
    --bg-dark: #1a1b26;
    --bg-surface: #24283b;
    --bg-input: #1f2335;
    --border: #414868;
    --text-primary: #c0caf5;
    --text-muted: #7aa2f7;
    --text-dim: #565f89;
    --accent: #7aa2f7;
    --accent-hover: #89ddff;
    --cyan: #7dcfff;
    --green: #9ece6a;
    --red: #f7768e;
    --orange: #ff9e64;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navbar */
.navbar {
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border);
    padding: 0.8rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar .brand {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--cyan);
    text-decoration: none;
}

.navbar .nav-links {
    display: flex;
    gap: 1.2rem;
    align-items: center;
    list-style: none;
}

.navbar .nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.15s;
}

.navbar .nav-links a:hover,
.navbar .nav-links a.active {
    color: var(--accent-hover);
}

.navbar .user-info {
    font-size: 0.85rem;
    color: var(--text-dim);
}

.navbar .btn-logout {
    color: var(--red);
    text-decoration: none;
    font-size: 0.9rem;
    border: 1px solid var(--border);
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    transition: all 0.15s;
}

.navbar .btn-logout:hover {
    background-color: rgba(247, 118, 142, 0.15);
    border-color: var(--red);
}

/* Layout Principale */
.main-container {
    flex: 1;
    max-width: 1300px;
    width: 100%;
    margin: 0 auto;
    padding: 1.8rem;
}

/* Card e Contenitori */
.card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}

.card-title {
    color: var(--cyan);
    margin-bottom: 1.2rem;
    font-size: 1.2rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.5rem;
}

/* Login */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 1rem;
}

.login-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2.2rem;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.5);
}

.login-card h2 {
    color: var(--cyan);
    margin-bottom: 0.3rem;
    font-size: 1.4rem;
    text-align: center;
}

.login-card p.subtitle {
    color: var(--text-dim);
    font-size: 0.85rem;
    text-align: center;
    margin-bottom: 1.5rem;
}

/* Campi Form */
.form-group {
    margin-bottom: 1.1rem;
}

label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.9rem;
    color: var(--text-primary);
}

input[type="text"],
input[type="password"],
input[type="date"],
input[type="number"],
input[type="email"],
select,
textarea {
    width: 100%;
    padding: 0.65rem 0.8rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 5px;
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: border-color 0.15s ease-in-out;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(122, 162, 247, 0.25);
}

/* Griglia form per inserimenti veloci */
.form-grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}

.form-grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

/* Checkbox */
.checkbox-inline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.checkbox-inline input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
    cursor: pointer;
}

/* Pulsanti */
button, .btn {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    background-color: var(--accent);
    color: var(--bg-dark);
    border: none;
    border-radius: 5px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: background-color 0.15s ease;
}

button:hover, .btn:hover {
    background-color: var(--accent-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background-color: var(--bg-input);
    border-color: var(--text-dim);
}

.btn-danger {
    background-color: var(--red);
    color: #fff;
}

.btn-danger:hover {
    background-color: #ff5370;
}

.btn-block {
    width: 100%;
}

/* Tabelle */
.table-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.8rem;
    font-size: 0.9rem;
}

table th,
table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

table th {
    background-color: var(--bg-input);
    color: var(--cyan);
    font-weight: 600;
}

table tr:hover {
    background-color: rgba(65, 72, 104, 0.25);
}

/* Alert */
.alert {
    padding: 0.75rem 1rem;
    border-radius: 5px;
    margin-bottom: 1.2rem;
    font-size: 0.9rem;
}

.alert-danger {
    background-color: rgba(247, 118, 142, 0.15);
    border: 1px solid var(--red);
    color: var(--red);
}

.alert-success {
    background-color: rgba(158, 206, 106, 0.15);
    border: 1px solid var(--green);
    color: var(--green);
}

/* Footer */
footer {
    text-align: center;
    padding: 1.2rem;
    color: var(--text-dim);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
    margin-top: auto;
}