:root {
    --primary-color: #004a99;
    --secondary-color: #00a8cc;
    --accent-color: #ff7e5f;
    --text-color: #2d3436;
    --bg-color: #f9f9f9;
    --white: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
    --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header & Nav */
header {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    position: fixed;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
}

/* Modal Popup Overlay e Card per posizionamento appena sotto il menu superiore */
.app-modal-overlay {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    background: rgba(15, 23, 42, 0.65) !important;
    backdrop-filter: blur(6px) !important;
    -webkit-backdrop-filter: blur(6px) !important;
    z-index: 999 !important;
    display: flex !important;
    align-items: flex-start !important;
    justify-content: center !important;
    padding: 100px 1.5rem 2rem 1.5rem !important;
    overflow-y: hidden !important;
    box-sizing: border-box !important;
}

.app-modal-card {
    background: #ffffff !important;
    border-radius: 16px !important;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35) !important;
    max-height: 82vh !important;
    overflow-y: auto !important;
    box-sizing: border-box !important;
    margin: 0 !important;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: -1px;
    background: transparent !important;
}

.logo img {
    height: 42px;
    width: auto;
    object-fit: contain;
    display: block;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin-left: 5rem;
}

.nav-links a {
    text-decoration: none;
    color: #444;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links a i {
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.nav-links a:hover {
    color: var(--secondary-color);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #004a99 0%, #00a8cc 100%);
    color: var(--white);
    padding-top: 80px;
}

.hero-content {
    max-width: 800px;
    animation: fadeInUp 1s ease;
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-btns {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.75rem 1.6rem;
    background: var(--white);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 6px;
    font-family: inherit;
    font-weight: 700;
    font-size: 0.95rem;
    transition: var(--transition);
    border: 1px solid transparent;
    cursor: pointer;
    line-height: 1.4;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.14);
}

/* Sections */
section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-title .underline {
    width: 60px;
    height: 4px;
    background: var(--secondary-color);
    margin: 0 auto;
}

/* Features/Cards */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.card {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid transparent;
}

.card:hover {
    transform: translateY(-10px);
    border-color: var(--secondary-color);
}

.card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

/* Features List for Objectives */
.objectives-list {
    list-style: none;
}

.objectives-list li {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    font-size: 1.1rem;
}

.objectives-list i {
    color: var(--secondary-color);
    margin-top: 0.3rem;
}

/* API Section */
.api-section {
    background: #f0f4f8;
}

.api-content {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.api-text {
    flex: 1;
}

.api-image {
    flex: 1;
    background: var(--white);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

/* Footer */
footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 50px 0;
    text-align: center;
}

footer p {
    opacity: 0.7;
    margin-bottom: 1rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.98);
        padding: 2rem;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        gap: 1.5rem;
        backdrop-filter: blur(10px);
    }

    .nav-links.active {
        display: flex;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .grid {
        grid-template-columns: 1fr;
    }

    .api-content {
        flex-direction: column;
        gap: 2rem;
    }

    .api-image {
        padding: 1rem;
    }

    section {
        padding: 60px 0;
    }
}

/* PDF Download & Action Link Styles */
.btn-text {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    transition: var(--transition);
    padding: 0.6rem 1.2rem;
    background: rgba(0, 74, 153, 0.05);
    border-radius: 6px;
    border: 1px solid rgba(0, 74, 153, 0.1);
}

.btn-text:hover {
    background: rgba(0, 74, 153, 0.12);
    transform: translateY(-2px);
}

.pdf-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: #ffffff;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    padding: 0.55rem 1.2rem;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 700;
    transition: all 0.25s ease;
    width: fit-content;
    box-shadow: 0 2px 6px rgba(0, 74, 153, 0.08);
}

.pdf-link-btn:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 74, 153, 0.2);
}

.btn-text:hover {
    background: rgba(0, 74, 153, 0.1);
    transform: translateX(5px);
}

/* Institutional Links */
.inst-link {
    color: var(--secondary-color);
    text-decoration: underline;
    transition: var(--transition);
}

.inst-link:hover {
    color: var(--primary-color);
    text-decoration: none;
}

.footer-link {
    color: #00d4ff; /* A brighter blue for the dark footer */
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    border-bottom: 1px solid transparent;
}

.footer-link:hover {
    color: var(--white);
    border-bottom: 1px solid var(--white);
}

/* Dashboard styles */
.dashboard-wrapper {
    width: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.dashboard-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(0, 74, 153, 0.05);
}

.dashboard-card h3 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
}

.form-row {
    display: flex;
    gap: 1.5rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.form-col {
    flex: 1;
    min-width: 250px;
    display: flex;
    flex-direction: column;
}

.form-label {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.form-input, .form-select {
    padding: 0.8rem 1rem;
    border-radius: 10px;
    border: 1px solid #dfe6e9;
    font-family: inherit;
    font-size: 0.95rem;
    width: 100%;
    transition: var(--transition);
    background-color: #fafafa;
}

.form-input:focus, .form-select:focus {
    border-color: var(--secondary-color);
    background-color: var(--white);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 168, 204, 0.15);
}

.validator-msg {
    color: var(--accent-color);
    font-size: 0.8rem;
    margin-top: 0.3rem;
    font-weight: 500;
}

.btn-group {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--primary-color) !important;
    color: var(--white) !important;
    border: 1px solid var(--primary-color) !important;
    box-shadow: 0 4px 12px rgba(0, 74, 153, 0.25);
}

.btn-primary:hover {
    background: #003366 !important;
    border-color: #003366 !important;
    box-shadow: 0 6px 16px rgba(0, 74, 153, 0.35);
}

.btn-secondary {
    background: var(--secondary-color) !important;
    color: var(--white) !important;
    border: 1px solid var(--secondary-color) !important;
    box-shadow: 0 4px 12px rgba(0, 168, 204, 0.25);
}

.btn-secondary:hover {
    background: #0088a8 !important;
    border-color: #0088a8 !important;
    box-shadow: 0 6px 16px rgba(0, 168, 204, 0.35);
}

.btn-danger {
    background: linear-gradient(135deg, #d63031 0%, #ff7e5f 100%) !important;
    color: #ffffff !important;
    border: none !important;
    box-shadow: 0 4px 14px rgba(214, 48, 49, 0.35);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(214, 48, 49, 0.45);
}

.btn-outline {
    background: #ffffff !important;
    color: var(--primary-color) !important;
    border: 1px solid var(--primary-color) !important;
}

.btn-outline:hover {
    background: var(--primary-color) !important;
    color: #ffffff !important;
}

.result-panel {
    background: var(--white);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    border-left: 5px solid var(--secondary-color);
    animation: fadeInUp 0.5s ease;
    margin-top: 2rem;
}

.result-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.result-header-text {
    flex: 1;
}

.result-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color);
}

.result-subtitle {
    font-size: 0.95rem;
    color: #636e72;
    margin-top: 0.2rem;
}

.result-body {
    background: #f8fafd;
    border-radius: 12px;
    padding: 1.2rem;
    border: 1px solid rgba(0, 74, 153, 0.05);
}

.details-table {
    width: 100%;
    border-collapse: collapse;
}

.details-table th, .details-table td {
    padding: 0.6rem 0;
    text-align: left;
    font-size: 0.9rem;
}

.details-table th {
    font-weight: 600;
    color: #555;
    width: 30%;
}

.details-table td {
    color: var(--text-color);
}

.details-table code {
    background: #e1f5fe;
    color: #0288d1;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.85rem;
}

.log-card {
    border-color: rgba(0, 0, 0, 0.05);
}

.modern-grid {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.5rem;
}

.modern-grid th {
    background-color: #f1f5f9;
    color: #475569;
    text-align: left;
    padding: 0.65rem 0.5rem;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid #e2e8f0;
}

.modern-grid td {
    padding: 0.55rem 0.5rem;
    border-bottom: 1px solid #f1f5f9;
    font-size: 0.85rem;
    color: #334155;
}

.modern-grid tr:hover td {
    background-color: #f8fafc;
}

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    text-align: center;
}

/* Specific status badges mapped from C# class states */
.status-badge.status-allineato {
    background-color: #d4edda;
    color: #155724;
}

.status-badge.status-pendente {
    background-color: #fff3cd;
    color: #856404;
}

.status-badge.status-inviato {
    background-color: #d1ecf1;
    color: #0c5460;
}

.empty-log-msg {
    text-align: center;
    padding: 2.5rem;
    color: #64748b;
    font-style: italic;
    font-size: 0.95rem;
}

/* Login and Navigation Greeting Styles */
.login-page-container {
    min-height: calc(100vh - 180px);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 100px 0 60px 0;
    background: linear-gradient(135deg, #f5f6fa 0%, #eef2f7 100%);
}

.login-card-box {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    max-width: 450px;
    width: 100%;
    border: 1px solid rgba(0, 74, 153, 0.05);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: #636e72;
    font-size: 0.9rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

/* Navbar updates */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: auto;
}

.nav-user-greeting {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--primary-color) !important;
    background: rgba(0, 74, 153, 0.06);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    border: 1px solid rgba(0, 74, 153, 0.1);
    text-decoration: none;
    transition: var(--transition);
}

.nav-user-greeting:hover {
    background: rgba(0, 74, 153, 0.12);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 74, 153, 0.05);
}

.login-nav-btn {
    display: inline-block;
    background: rgba(0, 74, 153, 0.08);
    color: var(--primary-color) !important;
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.login-nav-btn:hover {
    background: var(--primary-color);
    color: var(--white) !important;
}

.logout-nav-btn {
    display: inline-block;
    background: rgba(255, 126, 95, 0.1);
    color: var(--accent-color) !important;
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.logout-nav-btn:hover {
    background: var(--accent-color);
    color: var(--white) !important;
}

.dashboard-nav-btn {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color) 0%, #003366 100%);
    color: var(--white) !important;
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.dashboard-nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 74, 153, 0.2);
}

/* Collapsible Details Styles */
details summary {
    outline: none;
    user-select: none;
}
details[open] summary i {
    transform: rotate(180deg);
}
details summary i {
    transition: transform 0.2s ease;
}

/* ==========================================================================
   PRINT STYLESHEET (@media print) - Clean Card Printing
   ========================================================================== */
@media print {
    /* Nasconde elementi di navigazione, bottoni, header, footer e sfondi */
    header, footer, nav, .header-container, .top-bar, .app-modal-overlay > :not(.app-modal-card),
    .btn, .btn-primary, .btn-outline, .btn-danger, .btn-success, .btn-text, .pdf-link-btn,
    .no-print, [onclick*="window.print"] {
        display: none !important;
    }

    body {
        background: #ffffff !important;
        color: #000000 !important;
        font-size: 11pt !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .app-modal-overlay {
        position: static !important;
        background: transparent !important;
        display: block !important;
        padding: 0 !important;
    }

    .app-modal-card {
        box-shadow: none !important;
        border: none !important;
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    /* Forza il conteggio pagine pulito ed evita interruzioni innaturali */
    tr, td, th {
        page-break-inside: avoid !important;
    }
}