/* ═══════════════════════════════════════════════════════════
   POSTURA CYBER NIS2 — Design System
   Tema: Dark corporate/cyber, palette Globsit
   ═══════════════════════════════════════════════════════════ */

/* ── Reset e Base ── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Palette Globsit */
    --color-bg: #0d0d14;
    --color-bg-elevated: #13131f;
    --color-bg-card: #191928;
    --color-bg-input: #1e1e30;
    --color-bg-hover: #232338;
    --color-border: #2a2a42;
    --color-border-focus: #e87e04;
    
    --color-accent: #e87e04;
    --color-accent-hover: #f59522;
    --color-accent-subtle: rgba(232, 126, 4, 0.12);
    
    --color-text: #e8e8f0;
    --color-text-secondary: #8e8ea0;
    --color-text-muted: #5a5a72;
    
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-info: #3b82f6;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    --font-size-xs: 0.7rem;
    --font-size-sm: 0.8rem;
    --font-size-base: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.15rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.75rem;
    
    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    
    /* Borders */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.5);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Header ── */
.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(13, 13, 20, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
}

.header-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--space-3) var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.logo-img {
    height: 28px;
    width: auto;
}

.logo-divider {
    width: 1px;
    height: 20px;
    background: var(--color-border);
}

.logo-text {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    letter-spacing: 0.02em;
}

.logo-text .accent {
    color: var(--color-accent);
}

.header-nav {
    display: flex;
    gap: var(--space-2);
}

.nav-step {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-sm);
    background: var(--color-bg-elevated);
}

/* ── App Main ── */
.app-main {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    min-height: calc(100vh - 120px);
}

/* ── Hero Section ── */
.hero-section {
    padding: var(--space-12) 0;
    text-align: center;
}

.hero-content {
    max-width: 680px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-4);
    background: var(--color-accent-subtle);
    border: 1px solid rgba(232, 126, 4, 0.25);
    border-radius: 999px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--space-6);
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    animation: pulse-dot 2s ease infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.hero-section h1 {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    line-height: 1.15;
    color: var(--color-text);
    margin-bottom: var(--space-5);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-8);
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-10);
    text-align: left;
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: var(--space-10);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.feature-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: var(--color-accent-subtle);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-item strong {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-text);
}

.feature-item span {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    line-height: 1;
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--color-accent);
    color: #fff;
}

.btn-primary:hover:not(:disabled) {
    background: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(232, 126, 4, 0.35);
}

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

.btn-outline:hover:not(:disabled) {
    background: var(--color-bg-hover);
    border-color: var(--color-text-muted);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
}

.btn-ghost:hover:not(:disabled) {
    background: var(--color-bg-hover);
    color: var(--color-text);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-base);
}

.btn-action {
    padding: var(--space-4) var(--space-6);
    flex: 1;
    min-width: 200px;
}

/* ── Stepper ── */
.stepper-container {
    margin-bottom: var(--space-8);
}

.stepper {
    display: flex;
    gap: var(--space-1);
    overflow-x: auto;
    padding-bottom: var(--space-3);
    scrollbar-width: none;
}

.stepper::-webkit-scrollbar {
    display: none;
}

.stepper-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    white-space: nowrap;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.stepper-item:hover {
    background: var(--color-bg-hover);
}

.stepper-item.active {
    background: var(--color-accent-subtle);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.stepper-item.completed {
    color: var(--color-success);
    border-color: rgba(16, 185, 129, 0.3);
}

.stepper-num {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
}

.stepper-item.active .stepper-num {
    background: var(--color-accent);
    color: #fff;
}

.stepper-item.completed .stepper-num {
    background: var(--color-success);
    color: #fff;
}

.stepper-progress {
    height: 2px;
    background: var(--color-border);
    border-radius: 1px;
    overflow: hidden;
}

.stepper-progress-bar {
    height: 100%;
    background: var(--color-accent);
    transition: width var(--transition-slow);
    width: 0;
}

/* ── Steps / Form ── */
.step-panel {
    display: none;
    animation: fadeSlideIn 0.3s ease forwards;
}

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

@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.step-header {
    margin-bottom: var(--space-6);
}

.step-header h2 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-1);
}

.step-header p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ── Form Fields ── */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.form-label .required {
    color: var(--color-danger);
    font-size: var(--font-size-xs);
}

.form-label .badge-weight {
    font-size: 9px;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: 999px;
    background: rgba(232, 126, 4, 0.15);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-input,
.form-select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-input);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input:focus,
.form-select:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-subtle);
}

.form-input.error,
.form-select.error {
    border-color: var(--color-danger);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-error {
    font-size: var(--font-size-xs);
    color: var(--color-danger);
    margin-top: var(--space-1);
    display: none;
}

.form-error.visible {
    display: block;
}

.form-hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-1);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 9l6 6 6-6' stroke='%238e8ea0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* Radio group stile inline */
.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.radio-option {
    position: relative;
}

.radio-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.radio-option label {
    display: block;
    padding: var(--space-2) var(--space-4);
    background: var(--color-bg-input);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.radio-option input[type="radio"]:checked + label {
    background: var(--color-accent-subtle);
    border-color: var(--color-accent);
    color: var(--color-accent);
    font-weight: 600;
}

.radio-option label:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-text-muted);
}

.radio-option input[type="radio"]:disabled + label {
    opacity: 0.35;
    cursor: not-allowed;
}

/* Dettaglio condizionale (EPP/EDR/Firewall) */
.conditional-field {
    margin-top: var(--space-3);
    padding: var(--space-3);
    background: var(--color-bg-elevated);
    border-left: 3px solid var(--color-accent);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    display: none;
}

.conditional-field.visible {
    display: block;
    animation: fadeSlideIn 0.2s ease;
}

/* Domanda disabilitata */
.form-group.disabled {
    opacity: 0.4;
    pointer-events: none;
}

.dependency-notice {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    padding: var(--space-3);
    background: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    color: var(--color-warning);
    margin-top: var(--space-2);
}

.dependency-notice svg {
    flex-shrink: 0;
    margin-top: 1px;
}

/* ── Navigation Buttons ── */
.nav-buttons {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-6) 0;
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-6);
}

.nav-spacer {
    flex: 1;
}

/* ── Dati Richiedente Step ── */
.contact-form {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
}

.contact-form .form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5) var(--space-6);
}

.contact-form .form-group.full-width {
    grid-column: 1 / -1;
}

/* ── Results Section ── */
.results-section {
    padding: var(--space-8) 0 var(--space-12);
}

.results-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.score-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-10);
    display: flex;
    align-items: center;
    gap: var(--space-10);
    overflow: hidden;
    position: relative;
}

.score-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), transparent);
}

.score-ring-container {
    position: relative;
    width: 180px;
    height: 180px;
    flex-shrink: 0;
}

.score-ring {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.score-ring-bg {
    stroke: var(--color-border);
}

.score-ring-fill {
    stroke: var(--color-accent);
    stroke-linecap: round;
    transition: stroke-dashoffset 1.5s ease, stroke 0.5s ease;
}

.score-ring-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.score-value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-text);
    line-height: 1;
}

.score-max {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.score-info {
    flex: 1;
}

.score-class-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-5);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-3);
}

.score-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Areas card */
.areas-card,
.actions-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
}

.card-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-5);
}

.card-title svg {
    color: var(--color-accent);
}

.area-row {
    display: flex;
    align-items: center;
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-border);
}

.area-row:last-child {
    border-bottom: none;
}

.area-name {
    width: 200px;
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--color-text-secondary);
    flex-shrink: 0;
}

.area-bar-wrap {
    flex: 1;
    height: 8px;
    background: var(--color-bg-elevated);
    border-radius: 4px;
    overflow: hidden;
    margin: 0 var(--space-4);
}

.area-bar {
    height: 100%;
    border-radius: 4px;
    transition: width 1s ease;
    min-width: 2px;
}

.area-score {
    width: 50px;
    text-align: right;
    font-size: var(--font-size-sm);
    font-weight: 700;
    flex-shrink: 0;
}

/* Analysis cards */
.analysis-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
}

.analysis-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
}

.analysis-card h3 {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: 700;
    margin-bottom: var(--space-4);
}

.strengths-card h3 {
    color: var(--color-success);
}

.gaps-card h3 {
    color: var(--color-danger);
}

.analysis-card ul {
    list-style: none;
}

.analysis-card li {
    padding: var(--space-2) 0;
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
}

.analysis-card li:last-child {
    border-bottom: none;
}

/* Actions */
.actions-grid {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.email-status {
    margin-top: var(--space-4);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
}

.email-status.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--color-success);
}

.email-status.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--color-danger);
}

.email-status.info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--color-info);
}

/* ── Loading Overlay ── */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(13, 13, 20, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: var(--space-4);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-overlay p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* ── Footer ── */
.app-footer {
    text-align: center;
    padding: var(--space-6);
    border-top: 1px solid var(--color-border);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .app-main {
        padding: 0 var(--space-4);
    }
    
    .hero-section {
        padding: var(--space-8) 0;
    }
    
    .hero-section h1 {
        font-size: var(--font-size-2xl);
    }
    
    .contact-form .form-grid {
        grid-template-columns: 1fr;
    }
    
    .score-card {
        flex-direction: column;
        text-align: center;
        padding: var(--space-6);
        gap: var(--space-5);
    }
    
    .score-ring-container {
        width: 150px;
        height: 150px;
    }
    
    .analysis-grid {
        grid-template-columns: 1fr;
    }
    
    .actions-grid {
        flex-direction: column;
    }
    
    .btn-action {
        min-width: auto;
    }
    
    .area-name {
        width: 130px;
        font-size: 10px;
    }
    
    .header-nav {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-section h1 {
        font-size: var(--font-size-xl);
    }
    
    .stepper-item .stepper-label {
        display: none;
    }
    
    .contact-form {
        padding: var(--space-5);
    }
}

/* ── Modal OTP ── */
.otp-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(13, 13, 20, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--space-6);
    animation: fadeSlideIn 0.3s ease;
}

.otp-modal {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    max-width: 460px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.otp-modal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), transparent);
}

.otp-modal-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.otp-modal-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
    line-height: 1.6;
}

.otp-modal-subtitle strong {
    color: var(--color-accent);
}

.otp-input-container {
    margin-bottom: var(--space-6);
}

.otp-code-input {
    width: 240px;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-2xl);
    font-weight: 800;
    text-align: center;
    letter-spacing: 0.25em;
    background: var(--color-bg-input);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    outline: none;
    transition: all var(--transition-fast);
}

.otp-code-input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 4px var(--color-accent-subtle);
}

.otp-modal-buttons {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    margin-bottom: var(--space-4);
}

.otp-modal-buttons .btn {
    flex: 1;
}

.otp-resend-link {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    background: none;
    border: none;
    cursor: pointer;
    text-decoration: underline;
    transition: color var(--transition-fast);
}

.otp-resend-link:hover {
    color: var(--color-text);
}