:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --dark-color: #343a40;
    --light-color: #ffffff;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--light-color);
    scroll-behavior: smooth;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* --- HEADER --- */
header {
    background: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo img {
    height: 40px;
    width: auto;
}

.logo-text {
    display: flex;
    align-items: center;
}

.logo .move {
    color: #8e44ad; /* Violaceo */
}

.logo .care {
    color: #1abc9c; /* Verde acqua */
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Selettore Lingua */
.lang-select {
    padding: 0.5rem;
    border-radius: 5px;
    border: 1px solid #ddd;
    background-color: transparent;
    font-size: 0.9rem;
    cursor: pointer;
    margin-right: 0.5rem;
    color: var(--dark-color);
}

/* --- PULSANTI --- */
.btn {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    background-color: var(--primary-color);
    color: var(--light-color);
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid var(--primary-color);
}

.btn img {
    vertical-align: middle;
    max-height: 24px;
    width: auto;
}

.btn:hover {
    background-color: #0056b3;
    border-color: #0056b3;
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--light-color);
}

/* Pulsante Profilo (Icona circolare) */
.btn-profile {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    border: 2px solid var(--primary-color);
    transition: all 0.3s ease;
}

/* --- HERO SECTION --- */
#hero {
    min-height: 50vh; /* Ridotto per evitare che sia troppo ampio */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 140px 0 80px 0;
}

#hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

#hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #555;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.section-description {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem auto;
    color: #666;
    line-height: 1.8;
}

/* --- TABS & CAROUSEL --- */
#main-tabs {
    transition: background-color 0.4s ease, color 0.4s ease;
    padding-top: 2rem;
}

.tabs-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.tab-btn {
    padding: 0.8rem 2rem;
    border: 2px solid var(--primary-color);
    border-radius: 50px;
    background: transparent;
    color: var(--primary-color);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    font-size: 1rem;
}

.tab-btn.active {
    background: var(--primary-color);
    color: var(--light-color);
}

.tab-content {
    display: none;
    animation: fadeInContent 0.5s ease forwards;
}

.tab-content.active {
    display: block;
}

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

/* Layout Carosello Condiviso */
.carousel-layout {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 2rem;
    gap: 1.5rem;
    -webkit-overflow-scrolling: touch;
}

.carousel-layout .feature-card {
    min-width: 300px;
    scroll-snap-align: center;
}

.feature-card {
    background: var(--light-color);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.feature-card.active {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.feature-card .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Area Dettagli (Screenshots) */
.detail-panel {
    display: none;
    background: #f8f9fa;
    border-radius: 15px;
    padding: 2rem;
    margin-top: 1rem;
    border: 1px solid #eee;
    animation: fadeInPanel 0.4s ease forwards;
}

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

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

.screenshot-placeholder {
    width: 100%;
    height: 200px;
    background-color: #e9ecef;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6c757d;
    font-weight: 500;
    margin-top: 1rem;
}

/* --- AUTH PAGES (Login/Profile) --- */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
}

.auth-card {
    background: var(--light-color);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.auth-card h2 {
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.form-group {
    margin-bottom: 1.2rem;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #555;
}

.form-group input {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    border-color: var(--primary-color);
    outline: none;
}

.auth-btn {
    width: 100%;
    padding: 0.8rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
    margin-top: 1rem;
}

.auth-btn:hover {
    background-color: #0056b3;
}

.auth-links {
    margin-top: 1.5rem;
    font-size: 0.9rem;
}

.auth-links a {
    color: var(--primary-color);
    text-decoration: none;
    cursor: pointer;
}

.auth-links a:hover {
    text-decoration: underline;
}

.error-message {
    color: #dc3545;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    display: none;
    background: #ffe6e6;
    padding: 0.5rem;
    border-radius: 5px;
}

.success-message {
    color: #155724;
    background-color: #d4edda;
    padding: 0.5rem;
    border-radius: 5px;
    margin-bottom: 1rem;
    display: none;
}

/* --- FOOTER --- */
footer {
    background: var(--dark-color);
    color: var(--light-color);
    padding: 2rem 0;
    text-align: center;
}

footer .social-links {
    margin-bottom: 1rem;
}

footer .social-links a {
    color: var(--light-color);
    margin: 0 0.5rem;
    text-decoration: none;
    font-size: 1.2rem;
    transition: color 0.3s ease;
}

footer .social-links a:hover {
    color: var(--primary-color);
}

footer .social-links svg {
    width: 24px;
    height: 24px;
}

footer p {
    margin-top: 1rem;
    font-size: 0.9rem;
}

footer a {
    color: var(--light-color);
    text-decoration: none;
}

/* --- ANIMATIONS --- */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 768px) {
    #hero h1 {
        font-size: 2rem;
    }

    .header-actions {
        /* display: none;  <-- Rimosso per mantenere visibile il login/download anche su mobile */
        gap: 0.5rem;
    }

    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}

/* --- PAGE CONTENT (Privacy, Terms, Download) --- */
.page-content {
    padding-top: 120px;
    padding-bottom: 4rem;
    min-height: 60vh;
}

.page-content h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--dark-color);
}

.page-content h2 {
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.page-content p, .page-content li {
    margin-bottom: 1rem;
    color: #555;
}

/* --- PULSANTI STORE (Download Page) --- */
.store-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.store-badge {
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #3a3a3a 0%, #1a1a1a 100%);
    color: #fff;
    padding: 0.8rem 1.5rem;
    border-radius: 12px;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    min-width: 200px;
    border: 1px solid rgba(255,255,255,0.15);
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.store-badge:hover {
    transform: translateY(-3px) scale(1.02);
    background: linear-gradient(135deg, #4a4a4a 0%, #2a2a2a 100%);
}

/* Effetto Glow specifico per Apple */
.store-badge.apple:hover {
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
    border-color: rgba(255,255,255,0.3);
}

/* Effetto Glow specifico per Google */
.store-badge.google:hover {
    box-shadow: 0 8px 25px rgba(0, 255, 128, 0.25);
    border-color: rgba(0, 255, 128, 0.3);
}

.store-badge svg {
    margin-right: 15px;
    fill: #fff;
    width: 32px;
    height: 32px;
}

.store-badge .text {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.store-badge .small {
    font-size: 0.75rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.store-badge .big {
    font-size: 1.3rem;
    font-weight: 700;
    line-height: 1.2;
}