:root {
    --bg: #0a0a14;
    --surface: #12121f;
    --card: #1a1a2e;
    --accent: #a855f7;
    --accent2: #7c3aed;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --border: #2d2d4e;
    --success: #22c55e;
    --error: #ef4444;
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', 'Segoe UI', sans-serif;
    min-height: 100vh;
}

.login-page {
    display: flex;
    align-items: center; 
    justify-content: center; 
}

.login-box {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 48px 40px;
    text-align: center;
    width: 100%;
    max-width: 380px;
    box-shadow: 0 0 40px rgba(168,85,247,0.15);
}
.login-box h1 {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 8px;
}

.subtitle {
    color: var(--muted);
    margin-bottom: 28px;
    font-size: 0.9rem; 
}

.alert {
    background: rgba(239,68,68,0.15);
    border: 1px solid var(--error);
    color: var(--error);
    padding: 10px; 
    border-radius: 8px; 
    margin-bottom: 16px; 
}

.login-box input[type=password] {
    width: 100%;
    padding: 12px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 1rem;
    margin-bottom: 16px;
}

.login-box input:focus {
    outline: none;
    border-color: var(--accent); 
}

.log-button {
    background: linear-gradient(135deg, #7c3aed, #a855f7);
    color: #ffffff;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 13px 0;
    width: 100%;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(168, 85, 247, 0.35);
    transition: all 0.25s ease;
}

.log-button:hover {
    background: linear-gradient(135deg, #6d28d9, #9333ea);
    box-shadow: 0 6px 20px rgba(168, 85, 247, 0.55);
    transform: translateY(-2px);
}

.log-button:active {
    transform: translateY(0px);
    box-shadow: 0 2px 10px rgba(168, 85, 247, 0.3);
}

.navbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 14px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--accent);
    position: sticky; top: 0; z-index: 100;
}
.navbar a {
    color: #e2e8f0;
    text-decoration: none;
    margin-left: 16px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 7px 14px;
    border-radius: 8px;
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.navbar a:hover {
    color: #a855f7;
    border-color: #a855f7;
    background: rgba(168, 85, 247, 0.1);
    box-shadow: 0 0 10px rgba(168, 85, 247, 0.2);
}

.navbar a.active {
    color: #a855f7;
    border-color: #7c3aed;
    background: rgba(124, 58, 237, 0.15);
}

.navbar a.logout {
    color: #f87171;
    border-color: transparent;
}

.navbar a.logout:hover {
    color: #ef4444;
    border-color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.2);
}

/* CONTAINER */
.container { max-width: 860px; margin: 32px auto; padding: 0 20px; }
h2 { color: var(--accent); margin-bottom: 24px; font-size: 1.4rem; }

/* FORM */
.form-group { margin-bottom: 18px; }
.form-group label { display: block; color: var(--muted); font-size: 0.85rem;
                    margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.05em; }
.form-group select,
.form-group textarea,
.filtri input {
    width: 100%; padding: 11px 14px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 8px; color: var(--text); font-size: 0.95rem;
}
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: var(--accent); }

/* BOTTONI */
.btn-primary {
    width: 100%; padding: 14px;
    background: linear-gradient(135deg, var(--accent2), var(--accent));
    color: #fff; border: none; border-radius: 10px;
    font-size: 1rem; font-weight: 700; cursor: pointer;
    letter-spacing: 0.08em; transition: opacity 0.2s;
}
.btn-primary:hover { opacity: 0.85; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-secondary {
    padding: 10px 20px;
    background: var(--card); color: var(--accent);
    border: 1px solid var(--accent); border-radius: 8px;
    cursor: pointer; font-size: 0.9rem; transition: background 0.2s;
}
.btn-secondary:hover { background: rgba(168,85,247,0.15); }

/* RISULTATO */
.risultato-box {
    margin-top: 28px; background: var(--card);
    border: 1px solid var(--border); border-radius: 12px; padding: 24px;
}
.risultato-box h3 { color: var(--accent); margin-bottom: 14px; }
#testo-generato {
    white-space: pre-wrap; line-height: 1.7;
    color: var(--text); margin-bottom: 18px;
}

.filtri { display: flex; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.filtri input { width: auto; flex: 1; min-width: 140px; }
table { width: 100%; border-collapse: collapse; }
thead { background: var(--surface); }
th { padding: 12px 14px; text-align: left; color: var(--muted);
     font-size: 0.8rem; text-transform: uppercase; border-bottom: 1px solid var(--border); }
td { padding: 12px 14px; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
tr:hover td { background: rgba(168,85,247,0.05); }

.badge { padding: 4px 10px; border-radius: 20px; font-size: 0.78rem; font-weight: 600; }
.badge-ok  { background: rgba(34,197,94,0.15);  color: var(--success); }
.badge-err { background: rgba(239,68,68,0.15);  color: var(--error); }
.empty-msg { text-align: center; color: var(--muted); margin-top: 40px; }

.btn-pdf {
    background: rgba(168, 85, 247, 0.12);
    color: #a855f7;
    border: 1px solid #7c3aed;
    border-radius: 6px;
    padding: 5px 10px;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-pdf:hover {
    background: rgba(168, 85, 247, 0.25);
    box-shadow: 0 0 8px rgba(168, 85, 247, 0.3);
}

.muted-dash {
    color: #475569;
    font-size: 1.1rem;
}

[data-lucide] {
    width: 1em;
    height: 1em;
    vertical-align: middle;
    position: relative;
    top: -1px;
    stroke-width: 2;
}

@media (max-width: 600px) {

    body.login-page {
        height: 100vh;
        overflow: hidden;
    }

    .login-page {
        overflow: hidden;
    }

    .login-box {
        padding: 36px 24px;
        max-width: 320px;
    }

    .login-box h1 { font-size: 1.7rem; }

    .subtitle { margin-bottom: 20px; }

    .login-box input[type=password] {
        padding: 10px 14px;
        margin-bottom: 14px;
    }

    /* GENERALE */
    .container { padding: 0 12px; margin: 16px auto; }
    h2 { font-size: 1.2rem; margin-bottom: 16px; }

    /* NAVBAR */
    .navbar { padding: 10px 14px; flex-wrap: wrap; gap: 8px; }
    .navbar span { font-size: 0.95rem; }
    .navbar a {
        margin-left: 0;
        padding: 6px 10px;
        font-size: 0.75rem;
        letter-spacing: 0;
    }

    /* LOGIN */
    .login-box { padding: 32px 20px; }
    .login-box h1 { font-size: 1.6rem; }

    /* FORM DASHBOARD */
    .form-group { margin-bottom: 14px; }
    .form-group select,
    .form-group textarea {
        font-size: 1rem;        /* evita zoom automatico su iOS */
        padding: 12px 12px;
    }
    .btn-primary { padding: 15px; font-size: 1rem; }

    /* RISULTATO */
    .risultato-box { padding: 16px; }
    #testo-generato { font-size: 0.9rem; }
    .btn-secondary { width: 100%; text-align: center; }

    /* FILTRI STORICO */
    .filtri { flex-direction: column; gap: 8px; }
    .filtri input { min-width: unset; width: 100%; }
    .filtri .btn-secondary { width: 100%; }

    /* TABELLA STORICO — scrollabile orizzontalmente */
    .table-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        border-radius: 8px;
        border: 1px solid var(--border);
    }
    table { font-size: 0.78rem; min-width: 540px; }
    th, td { padding: 9px 8px; }

    /* Nascondi colonna Target su mobile (meno prioritaria) */
    th:nth-child(4),
    td:nth-child(4) { display: none; }

    .btn-pdf { padding: 5px 7px; font-size: 0.72rem; }
    .badge { font-size: 0.72rem; padding: 3px 7px; }

   .filtri .data-label {
        display: block;
        color: var(--muted);
        font-size: 0.75rem;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        margin-bottom: 4px;
    }

    .filtri input[type="date"] {
        width: 100%;
        color: var(--muted);
    }

    .filtri input[type="date"]:valid {
        color: var(--text);
    }
}