/**
 * Public CSS - Sito pubblico
 * Formazione Docenti - ASPIC Psicologia Marche
 */

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

:root {
    --pub-primary: #2B6CB0;
    --pub-primary-dark: #1e5a9a;
    --pub-primary-light: #ebf4ff;
    --pub-text: #1a1a2e;
    --pub-text-light: #57606a;
    --pub-bg: #ffffff;
    --pub-bg-alt: #f8f9fa;
    --pub-border: #e5e7eb;
    --pub-radius: 0.5rem;
    --pub-shadow: 0 1px 3px rgba(0,0,0,0.1);
    --pub-shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --pub-max-width: 1200px;
    --pub-font: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--pub-font);
    color: var(--pub-text);
    background: var(--pub-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; }

/* ===== Container ===== */
.pub-container {
    max-width: var(--pub-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ===== Navbar ===== */
.pub-navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--pub-border);
    padding: 0.75rem 0;
}

.pub-navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.pub-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--pub-primary);
}

.pub-nav {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 0.25rem;
}

.pub-nav a {
    display: block;
    padding: 0.5rem 0.875rem;
    text-decoration: none;
    color: var(--pub-text);
    font-weight: 500;
    font-size: 0.9375rem;
    border-radius: var(--pub-radius);
    transition: all 0.15s ease;
}

.pub-nav a:hover {
    color: var(--pub-primary);
    background: var(--pub-primary-light);
}

.pub-nav-cta { margin-left: 0.5rem; }

.pub-nav-cta .pub-btn {
    background: transparent;
    color: var(--pub-primary) !important;
    border-color: var(--pub-primary);
}

.pub-nav-cta .pub-btn:hover {
    background: var(--pub-primary-light);
    color: var(--pub-primary) !important;
    border-color: var(--pub-primary);
}

/* ===== Buttons ===== */
.pub-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.5rem;
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    border-radius: var(--pub-radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    min-height: 44px;
}

.pub-btn-primary {
    background: var(--pub-primary);
    color: #fff !important;
    border-color: var(--pub-primary);
}

.pub-btn-primary:hover {
    background: var(--pub-primary-dark);
    border-color: var(--pub-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--pub-shadow-lg);
}

.pub-btn-outline {
    background: transparent;
    color: var(--pub-primary);
    border-color: var(--pub-primary);
}

.pub-btn-outline:hover {
    background: var(--pub-primary);
    color: #fff;
}

.pub-btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1.0625rem;
}

/* ===== Hero ===== */
.pub-hero {
    padding: 5rem 0 4rem;
    background: linear-gradient(135deg, #f0f7ff 0%, #e8f0fe 50%, #f5f0ff 100%);
    text-align: center;
}

.pub-hero h1 {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--pub-text);
    margin-bottom: 1.25rem;
}

.pub-hero h1 span {
    color: var(--pub-primary);
}

.pub-hero p {
    font-size: 1.125rem;
    color: var(--pub-text-light);
    max-width: 640px;
    margin: 0 auto 2rem;
}

.pub-hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Sections ===== */
.pub-section {
    padding: 4rem 0;
}

.pub-section-alt {
    background: var(--pub-bg-alt);
}

.pub-section-title {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.75rem;
    color: var(--pub-text);
}

.pub-section-subtitle {
    text-align: center;
    color: var(--pub-text-light);
    font-size: 1.0625rem;
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* ===== Cards ===== */
.pub-card {
    background: var(--pub-bg);
    border: 1px solid var(--pub-border);
    border-radius: var(--pub-radius);
    padding: 1.5rem;
    box-shadow: var(--pub-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pub-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--pub-shadow-lg);
}

.pub-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

/* ===== Grid ===== */
.pub-grid {
    display: grid;
    gap: 1.5rem;
}

.pub-grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.pub-grid-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.pub-grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

/* ===== Stats ===== */
.pub-stat {
    text-align: center;
    padding: 1.5rem;
}

.pub-stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--pub-primary);
    line-height: 1;
}

.pub-stat-label {
    font-size: 0.9375rem;
    color: var(--pub-text-light);
    margin-top: 0.5rem;
}

/* ===== Toolkit Preview ===== */
.pub-toolkit-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--pub-bg);
    border-radius: var(--pub-radius);
    border: 1px solid var(--pub-border);
    transition: all 0.2s ease;
}

.pub-toolkit-item:hover {
    box-shadow: var(--pub-shadow-lg);
    transform: translateY(-1px);
}

.pub-toolkit-num {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.125rem;
    color: #fff;
    flex-shrink: 0;
}

.pub-toolkit-item h3 {
    font-size: 1.125rem;
    margin-bottom: 0.375rem;
}

.pub-toolkit-item p {
    font-size: 0.9375rem;
    color: var(--pub-text-light);
    margin: 0;
}

/* ===== CTA Section ===== */
.pub-cta {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--pub-primary) 0%, #3949AB 100%);
    color: #fff;
    text-align: center;
}

.pub-cta h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.pub-cta p {
    font-size: 1.0625rem;
    opacity: 0.9;
    max-width: 550px;
    margin: 0 auto 2rem;
}

.pub-cta .pub-btn-primary {
    background: #fff;
    color: var(--pub-primary) !important;
    border-color: #fff;
}

.pub-cta .pub-btn-primary:hover {
    background: var(--pub-primary-light);
}

/* ===== Footer ===== */
.pub-footer {
    background: #1a1a2e;
    color: #d1d5db;
    padding: 3rem 0 1.5rem;
}

.pub-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.pub-footer h3 {
    color: #fff;
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.pub-footer h4 {
    color: #fff;
    font-size: 0.9375rem;
    margin-bottom: 0.75rem;
}

.pub-footer p {
    font-size: 0.875rem;
    line-height: 1.6;
}

.pub-footer ul {
    list-style: none;
}

.pub-footer ul li {
    margin-bottom: 0.375rem;
}

.pub-footer a {
    color: #d1d5db;
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.15s ease;
}

.pub-footer a:hover {
    color: #fff;
}

.pub-footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.8125rem;
}

/* ===== Mobile Menu ===== */
.pub-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
}

.pub-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--pub-text);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ===== Page Content ===== */
.pub-page {
    padding: 3rem 0;
}

.pub-page-header {
    text-align: center;
    margin-bottom: 3rem;
}

.pub-page-header h1 {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--pub-text);
    margin-bottom: 0.75rem;
}

.pub-page-header p {
    color: var(--pub-text-light);
    font-size: 1.0625rem;
    max-width: 600px;
    margin: 0 auto;
}

.pub-content {
    max-width: 800px;
    margin: 0 auto;
}

.pub-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 2rem 0 1rem;
    color: var(--pub-text);
}

.pub-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 1.5rem 0 0.75rem;
}

.pub-content p {
    margin-bottom: 1rem;
}

.pub-content ul, .pub-content ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.pub-content li {
    margin-bottom: 0.375rem;
}

/* ===== Contact Form ===== */
.pub-form-group {
    margin-bottom: 1.25rem;
}

.pub-form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.375rem;
    font-size: 0.9375rem;
}

.pub-form-input,
.pub-form-textarea {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--pub-border);
    border-radius: var(--pub-radius);
    font-family: var(--pub-font);
    font-size: 0.9375rem;
    transition: border-color 0.15s ease;
    min-height: 44px;
}

.pub-form-input:focus,
.pub-form-textarea:focus {
    outline: none;
    border-color: var(--pub-primary);
    box-shadow: 0 0 0 3px rgba(43, 108, 176, 0.15);
}

.pub-form-textarea {
    min-height: 120px;
    resize: vertical;
}

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

    .pub-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #fff;
        border-bottom: 1px solid var(--pub-border);
        flex-direction: column;
        padding: 1rem;
        box-shadow: var(--pub-shadow-lg);
    }

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

    .pub-nav-cta { margin-left: 0; margin-top: 0.5rem; }

    .pub-hero { padding: 3rem 0 2.5rem; }

    .pub-section { padding: 2.5rem 0; }

    .pub-footer-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .pub-section-title { font-size: 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { transition-duration: 0.01ms !important; }
}