@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    --primary: #FF6B00;
    --primary-hover: #E05E00;
    --primary-light: #FFF5EB;
    --bg-gradient: linear-gradient(135deg, #FFFDFB 0%, #FFF5EB 100%);
    --bg-dark: #1A1A2E;
    --text-main: #2C2C3E;
    --text-muted: #6E6E82;
    --white: #FFFFFF;
    --border-color: #FFE0CC;
    --shadow-sm: 0 2px 8px rgba(255, 107, 0, 0.05);
    --shadow-md: 0 10px 30px rgba(255, 107, 0, 0.08);
    --shadow-lg: 0 20px 40px rgba(255, 107, 0, 0.12);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-gradient);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    color: var(--bg-dark);
}

/* Auth / Login Page */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    background: radial-gradient(circle at top right, rgba(255, 107, 0, 0.1) 0%, transparent 60%),
                radial-gradient(circle at bottom left, rgba(255, 107, 0, 0.05) 0%, transparent 50%),
                var(--bg-gradient);
}

.auth-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    width: 100%;
    max-width: 450px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: var(--transition);
}

.auth-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(255, 107, 0, 0.15);
}

.logo-area {
    margin-bottom: 30px;
}

.logo-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.logo-title span {
    color: var(--bg-dark);
}

.logo-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 5px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.input-control {
    width: 100%;
    padding: 14px 16px;
    font-size: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--text-main);
    transition: var(--transition);
    outline: none;
}

.input-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(255, 107, 0, 0.1);
}

.btn {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
    font-weight: 600;
    font-family: 'Outfit', sans-serif;
    color: var(--white);
    background: var(--primary);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 107, 0, 0.25);
}

.btn:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary-light);
    color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.error-message {
    background: #FFF0F0;
    border-left: 4px solid #FF4D4D;
    color: #D32F2F;
    padding: 12px;
    border-radius: 4px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    display: none;
    text-align: left;
}

/* App Main / Form layout */
.app-header {
    background: var(--white);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.user-badge {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-info {
    text-align: right;
}

.user-name {
    font-weight: 600;
    font-size: 0.95rem;
}

.user-role {
    font-size: 0.8rem;
    color: var(--primary);
    font-weight: 500;
}

.btn-logout {
    padding: 8px 16px;
    font-size: 0.85rem;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.btn-logout:hover {
    background: #FFF0F0;
    color: #FF4D4D;
    border-color: #FFA3A3;
}

.container {
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
    flex-grow: 1;
}

.step-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 40px;
    box-shadow: var(--shadow-md);
    display: none;
    animation: fadeIn 0.4s ease;
}

.step-card.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.step-title {
    font-size: 1.8rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.step-desc {
    color: var(--text-muted);
    margin-bottom: 30px;
    font-size: 0.95rem;
}

/* Grid of 4 Quadrants */
.grid-quadrants {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

@media (max-width: 600px) {
    .grid-quadrants {
        grid-template-columns: 1fr;
    }
}

.quadrant-card {
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.quadrant-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    background: var(--primary-light);
}

.quadrant-card.selected {
    border-color: var(--primary);
    background: var(--primary-light);
    box-shadow: 0 0 0 4px rgba(255, 107, 0, 0.15);
}

.quadrant-icon {
    font-size: 2.5rem;
    background: #FFF5EB;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--primary);
    transition: var(--transition);
}

.quadrant-card:hover .quadrant-icon,
.quadrant-card.selected .quadrant-icon {
    background: var(--primary);
    color: var(--white);
}

.quadrant-title {
    font-size: 1.25rem;
    font-weight: 600;
}

/* Checkbox and radio items */
.scavo-selector {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 25px;
}

.choice-box {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    background: var(--white);
}

.choice-box:hover {
    border-color: var(--primary);
    background: var(--primary-light);
}

.choice-box input[type="radio"],
.choice-box input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary);
    cursor: pointer;
}

.choice-text {
    font-weight: 500;
    font-size: 0.95rem;
}

.extra-input-field {
    margin-top: 10px;
    padding-left: 35px;
    display: none;
    animation: fadeIn 0.3s ease;
}

/* Checkbox group label */
.section-label {
    font-size: 1rem;
    font-weight: 700;
    margin: 25px 0 12px 0;
    color: var(--bg-dark);
    border-left: 4px solid var(--primary);
    padding-left: 10px;
}

/* Wizard Navigation Bar */
.wizard-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

/* Dashboard UI */
.dashboard-container {
    display: flex;
    min-height: calc(100vh - 70px);
}

.sidebar {
    width: 260px;
    background: var(--white);
    border-right: 1px solid var(--border-color);
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

@media (max-width: 768px) {
    .dashboard-container {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 15px 20px;
        flex-direction: row;
        overflow-x: auto;
    }
}

.sidebar-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-muted);
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-align: left;
    transition: var(--transition);
}

.sidebar-btn:hover,
.sidebar-btn.active {
    background: var(--primary-light);
    color: var(--primary);
}

.main-content {
    flex-grow: 1;
    padding: 40px;
    background: #FAF8F6;
    overflow-x: auto;
}

@media (max-width: 768px) {
    .main-content {
        padding: 20px;
    }
}

.panel-section {
    display: none;
    animation: fadeIn 0.4s ease;
}

.panel-section.active {
    display: block;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
}

/* Filters UI */
.filter-bar {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 25px;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: flex-end;
    box-shadow: var(--shadow-sm);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 150px;
    flex-grow: 1;
}

.filter-group label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
}

.filter-select,
.filter-input {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    outline: none;
    font-size: 0.9rem;
    background: var(--white);
    transition: var(--transition);
}

.filter-select:focus,
.filter-input:focus {
    border-color: var(--primary);
}

/* Premium Table design */
.table-wrapper {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th {
    background: var(--primary-light);
    color: var(--bg-dark);
    font-weight: 600;
    padding: 16px 20px;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-main);
    vertical-align: middle;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background: #FFFDFB;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-attivazione { background: #E3F2FD; color: #1E88E5; }
.badge-migrazione { background: #E8F5E9; color: #43A047; }
.badge-cessazione { background: #FFEBEE; color: #E53935; }
.badge-guasto { background: #FFF3E0; color: #FB8C00; }

.sub-list {
    font-size: 0.8rem;
    color: var(--text-muted);
    padding-left: 15px;
    margin-top: 5px;
}

/* User management form */
.user-manager-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 30px;
}

@media (max-width: 768px) {
    .user-manager-grid {
        grid-template-columns: 1fr;
    }
}

.card-box {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 25px;
    box-shadow: var(--shadow-sm);
}

.card-box-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

/* Summary Cards / Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 35px;
}

.stat-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 25px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.stat-val {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary);
    font-family: 'Outfit', sans-serif;
}

.stat-lbl {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
}

/* Summary item in review step */
.summary-item {
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-lbl {
    font-weight: 600;
    color: var(--text-muted);
}

.summary-val {
    font-weight: 500;
    text-align: right;
}

/* Action buttons inside tables */
.btn-danger-sm {
    background: transparent;
    border: 1px solid #FFCDD2;
    color: #D32F2F;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-danger-sm:hover {
    background: #FFEBEE;
    border-color: #E53935;
}

/* Toast message for feedback */
.toast {
    position: fixed;
    bottom: 25px;
    right: 25px;
    background: var(--bg-dark);
    color: var(--white);
    padding: 16px 24px;
    border-radius: var(--radius-sm);
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
    z-index: 1000;
    display: none;
    animation: slideIn 0.3s ease;
    font-weight: 500;
}

@keyframes slideIn {
    from { transform: translateY(100px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.toast.success {
    border-left: 5px solid var(--primary);
}

/* ===========================
   MOBILE RESPONSIVE OVERRIDES
   =========================== */

/* Small screens: phones */
@media (max-width: 600px) {

    /* Login page */
    .auth-card {
        padding: 25px 18px;
        border-radius: var(--radius-md);
    }

    .logo-title {
        font-size: 1.6rem;
    }

    .logo-subtitle {
        font-size: 0.75rem;
        letter-spacing: 1px;
    }

    .input-control {
        padding: 12px 14px;
        font-size: 0.95rem;
    }

    .btn {
        padding: 12px;
        font-size: 0.95rem;
    }

    /* App header */
    .app-header {
        padding: 10px 15px;
        flex-wrap: wrap;
        gap: 8px;
    }

    .app-header .logo-title {
        font-size: 1.2rem !important;
    }

    .user-badge {
        gap: 8px;
    }

    .user-name {
        font-size: 0.85rem;
    }

    .user-role {
        font-size: 0.7rem;
    }

    .btn-logout {
        padding: 6px 10px;
        font-size: 0.75rem;
    }

    /* Wizard steps */
    .container {
        margin: 15px auto;
        padding: 0 10px;
    }

    .step-card {
        padding: 20px 15px;
        border-radius: var(--radius-sm);
    }

    .step-title {
        font-size: 1.3rem;
        margin-bottom: 8px;
    }

    .step-desc {
        font-size: 0.85rem;
        margin-bottom: 20px;
    }

    /* Quadrant cards */
    .quadrant-card {
        padding: 18px 12px;
        gap: 10px;
    }

    .quadrant-icon {
        font-size: 1.8rem;
        width: 50px;
        height: 50px;
    }

    .quadrant-title {
        font-size: 1rem;
    }

    /* Choice boxes (checkboxes/radios) */
    .choice-box {
        padding: 12px;
        gap: 10px;
    }

    .choice-text {
        font-size: 0.85rem;
    }

    .section-label {
        font-size: 0.9rem;
        margin: 18px 0 10px 0;
    }

    /* Extra input fields (meters, etc.) */
    .extra-input-field {
        padding-left: 15px;
    }

    /* Wizard footer */
    .wizard-footer {
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 20px;
        padding-top: 15px;
    }

    .wizard-footer .btn,
    .wizard-footer .btn-secondary {
        width: 100% !important;
        padding: 12px !important;
    }

    /* Summary items */
    .summary-item {
        flex-direction: column;
        gap: 4px;
        padding: 10px 0;
    }

    .summary-val {
        text-align: left;
        font-size: 0.9rem;
    }

    .summary-lbl {
        font-size: 0.85rem;
    }

    /* Dashboard layout */
    .dashboard-container {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 10px;
        flex-direction: row;
        overflow-x: auto;
        gap: 6px;
        -webkit-overflow-scrolling: touch;
    }

    .sidebar-btn {
        padding: 10px 14px;
        font-size: 0.8rem;
        white-space: nowrap;
        flex-shrink: 0;
    }

    .main-content {
        padding: 15px 10px;
    }

    /* Panel header */
    .panel-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        margin-bottom: 20px;
    }

    .panel-header h2 {
        font-size: 1.2rem;
    }

    .panel-header .btn {
        width: 100%;
    }

    /* Stats grid */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
        margin-bottom: 20px;
    }

    .stat-card {
        padding: 15px;
        gap: 6px;
    }

    .stat-val {
        font-size: 1.6rem;
    }

    .stat-lbl {
        font-size: 0.7rem;
    }

    /* Filter bar */
    .filter-bar {
        padding: 12px;
        gap: 10px;
        flex-direction: column;
    }

    .filter-group {
        min-width: unset;
        width: 100%;
    }

    .filter-select,
    .filter-input {
        width: 100%;
        padding: 10px 12px;
    }

    /* Tables */
    th, td {
        padding: 10px 8px;
        font-size: 0.8rem;
    }

    .badge {
        padding: 4px 8px;
        font-size: 0.65rem;
    }

    .sub-list {
        font-size: 0.7rem;
        padding-left: 10px;
    }

    /* User management */
    .user-manager-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .card-box {
        padding: 18px 14px;
    }

    .card-box-title {
        font-size: 1rem;
    }

    /* CSV export modal */
    .modal-overlay .modal-card {
        margin: 15px;
        padding: 20px 15px !important;
        max-height: 90vh;
        overflow-y: auto;
    }

    /* Toast */
    .toast {
        bottom: 10px;
        right: 10px;
        left: 10px;
        padding: 12px 16px;
        font-size: 0.85rem;
    }
}

/* Medium screens: tablets */
@media (min-width: 601px) and (max-width: 900px) {

    .app-header {
        padding: 12px 20px;
    }

    .container {
        margin: 25px auto;
        padding: 0 15px;
    }

    .step-card {
        padding: 30px 25px;
    }

    .step-title {
        font-size: 1.5rem;
    }

    .main-content {
        padding: 25px 15px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stat-val {
        font-size: 1.8rem;
    }

    .filter-bar {
        gap: 12px;
    }

    .filter-group {
        min-width: 120px;
    }

    th, td {
        padding: 12px 10px;
        font-size: 0.85rem;
    }
}

/* Touch-friendly improvements for all mobile/tablet */
@media (max-width: 900px) {

    /* Larger touch targets */
    .choice-box input[type="radio"],
    .choice-box input[type="checkbox"] {
        width: 24px;
        height: 24px;
        min-width: 24px;
    }

    /* Prevent zoom on input focus (iOS) */
    input[type="text"],
    input[type="password"],
    input[type="number"],
    input[type="date"],
    select,
    textarea {
        font-size: 16px;
    }

    /* Smoother scrolling */
    .table-responsive {
        -webkit-overflow-scrolling: touch;
    }

    /* Better button sizing */
    .btn-export-row {
        padding: 8px 14px !important;
        font-size: 0.75rem !important;
    }

    .btn-danger-sm {
        padding: 8px 14px;
        font-size: 0.75rem;
    }

    /* Modal adjustments */
    .modal-overlay {
        padding: 10px;
    }
}