:root {
    --bg-dark: #080808;
    --bg-card: rgba(22, 22, 22, 0.6);
    --text-main: #ffffff;
    --text-dim: #a0a0a0;
    --accent: #4facfe;
    --accent-sec: #00f2fe;
    --transition-smooth: all 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Poppins', sans-serif; scroll-behavior: smooth; }

body { background-color: var(--bg-dark); color: var(--text-main); overflow-x: hidden; line-height: 1.6; }

/* NAVBAR */
header { position: fixed; width: 100%; top: 0; z-index: 1000; background: rgba(8,8,8,0.85); backdrop-filter: blur(15px); border-bottom: 1px solid rgba(255,255,255,0.05); }

.navbar { display: flex; justify-content: space-between; align-items: center; padding: 20px 5%; max-width: 1400px; margin: 0 auto; }

.logo { font-size: 1.8rem; font-weight: 800; letter-spacing: 1px; color: var(--text-main); }
.logo span { color: var(--accent); }

/* LINK NAVBAR */
.nav-links { display: flex; align-items: center; gap: 35px; list-style: none; }

.nav-links li a { text-decoration: none; color: var(--text-main); font-weight: 500; font-size: 0.95rem; transition: var(--transition-smooth); position: relative; }
.nav-links li a:hover { color: var(--accent); }

/* TENDINA DROP-DOWN (Lezioni, Orientamento) */
.dropdown { position: relative; }
.dropdown-menu {
    position: absolute; top: 100%; left: 0; background: var(--bg-card);
    backdrop-filter: blur(10px); min-width: 180px; box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1); border-radius: 12px;
    opacity: 0; visibility: hidden; transform: translateY(10px); transition: var(--transition-smooth);
    list-style: none; padding: 10px 0; z-index: 1000;
}

.dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-menu li { padding: 8px 20px; }
.dropdown-menu li a { font-size: 0.9rem; color: var(--text-dim); display: block; }
.dropdown-menu li a:hover { color: var(--accent); transform: translateX(5px); }

/* BOTTONI AUTH NAVBAR */
.nav-auth-buttons { display: flex; gap: 15px; }
.nav-box {
    padding: 8px 20px; border-radius: 20px; text-decoration: none; font-weight: 600;
    font-size: 0.9rem; transition: var(--transition-smooth);
}
.btn-login { border: 1px solid rgba(255,255,255,0.2); color: var(--text-main); }
.btn-login:hover { background: rgba(255,255,255,0.1); border-color: var(--text-main); }
.btn-register { background: linear-gradient(to right, var(--accent), var(--accent-sec)); color: #000; box-shadow: 0 4px 15px rgba(79, 172, 254, 0.3); }
.btn-register:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(79, 172, 254, 0.5); }

/* HEADER SECTIONS */
.header-section { padding: 150px 5% 50px 5%; text-align: center; }
.header-section h1 { font-size: clamp(2.5rem, 5vw, 4rem); margin-bottom: 20px; background: linear-gradient(to right, var(--accent), var(--accent-sec)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.header-section p { color: var(--text-dim); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

/* LAYOUT A GRIGLIA CARDS */
.grid-container { padding: 50px 5% 100px 5%; max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }

.card-item {
    background: var(--bg-card); border: 1px solid rgba(255,255,255,0.05); padding: 40px 30px;
    border-radius: 20px; text-decoration: none; color: white; display: flex; flex-direction: column;
    transition: var(--transition-smooth); position: relative; overflow: hidden;
}

.card-item::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at top right, rgba(79, 172, 254, 0.1), transparent 50%);
    opacity: 0; transition: 0.5s;
}

.card-item:hover { transform: translateY(-10px); border-color: var(--accent); box-shadow: 0 10px 40px rgba(0,0,0,0.5); }
.card-item:hover::before { opacity: 1; }

.card-icon { font-size: 3rem; margin-bottom: 20px; display: inline-block; transition: 0.3s; }
.card-item:hover .card-icon { transform: scale(1.1) rotate(5deg); }

.card-item h3 { font-size: 1.5rem; margin-bottom: 15px; color: var(--accent); }
.card-item p { color: var(--text-dim); font-size: 0.95rem; margin-bottom: 30px; flex-grow: 1; }

.card-btn {
    align-self: flex-start; padding: 10px 20px; border-radius: 12px; font-size: 0.9rem; font-weight: 600;
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); transition: 0.3s; color: white;
}
.card-item:hover .card-btn { background: var(--accent); border-color: var(--accent); }

/* FOOTER */
footer { background: #050505; border-top: 1px solid rgba(255,255,255,0.05); padding: 80px 5% 30px 5%; margin-top: auto; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 50px; max-width: 1400px; margin: 0 auto 50px auto; }
.footer-col h4 { font-size: 1.2rem; margin-bottom: 25px; color: var(--text-main); position: relative; }
.footer-col h4::after { content: ''; position: absolute; left: 0; bottom: -8px; width: 30px; height: 2px; background: var(--accent); }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 12px; color: var(--text-dim); font-size: 0.95rem; cursor: pointer; transition: 0.3s; }
.footer-col ul li:hover { color: var(--accent); transform: translateX(5px); }
.footer-bottom { text-align: center; color: var(--text-dim); border-top: 1px solid rgba(255,255,255,0.05); padding-top: 20px; font-size: 0.9rem; }

/* ============================================================
   USER DROPDOWN - DESIGN MODERNO FINALE
   ============================================================ */
.user-menu-wrapper, 
.user-dropdown-menu, 
.user-dropdown-menu li {
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    text-indent: 0 !important;
}

.user-menu-wrapper {
    position: relative;
    display: inline-block;
}

.user-welcome-box {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 9px 16px;
    border-radius: 12px;
    color: #fff;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: 0.3s ease;
}

.user-welcome-box span {
    color: var(--accent);
    font-weight: 700;
}

.user-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px); 
    right: 0;
    min-width: 230px;
    background: rgba(15, 15, 15, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    padding: 8px !important;
    display: none;
    flex-direction: column;
    box-shadow: 0 20px 40px rgba(0,0,0,0.6);
    z-index: 1100;
}

.user-dropdown-menu::before {
    content: "";
    position: absolute;
    top: -15px;
    left: 0;
    right: 0;
    height: 20px;
    background: transparent;
}

.user-menu-wrapper:hover .user-dropdown-menu {
    display: flex;
    animation: fadeIn 0.2s ease-out;
}

.user-dropdown-menu li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    color: #ddd;
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: 10px;
    transition: 0.2s ease;
    cursor: pointer !important;
    user-select: none;
}

.user-dropdown-menu li a:hover {
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
}

.user-dropdown-menu li a svg {
    width: 18px;
    height: 18px;
    stroke: #888;
    fill: none;
    stroke-width: 2;
    transition: 0.2s;
}

.user-dropdown-menu li a:hover svg {
    stroke: #fff;
}

.user-dropdown-menu li a.btn-logout-item {
    color: #ff4d4d !important; 
    font-weight: 600;
    margin-top: 5px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 12px;
    cursor: pointer !important; 
}

.user-dropdown-menu li a.btn-logout-item svg {
    stroke: #ff4d4d !important;
}

.user-dropdown-menu li a.btn-logout-item:hover {
    background: rgba(255, 77, 77, 0.08) !important;
    color: #ff3333 !important;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Container per centrare il pulsante nella pagina */
.story-btn-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    margin: 40px 0; /* Regola lo spazio sopra e sotto il pulsante */
    overflow: hidden; /* Evita la comparsa della barra di scorrimento orizzontale durante l'animazione */
}

/* Stile del Pulsante in linea con il Dark/Neon Theme di UpToYou */
.slide-story-btn {
    display: inline-block;
    padding: 14px 32px;
    background: linear-gradient(135deg, #ff00ff, #8e44ad); /* Gradiente Magenta-Viola coerente con la pagina */
    color: white;
    text-decoration: none;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 1.1rem;
    border-radius: 50px; /* Pulsante arrotondato moderno */
    box-shadow: 0 5px 15px rgba(255, 0, 255, 0.3);
    white-space: nowrap;
    
    /* Configurazione dell'animazione Slide */
    animation: slideInFromLeft 1.2s cubic-bezier(0.25, 1, 0.5, 1) forwards;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Effetto Hover quando passi il mouse sopra */
.slide-story-btn:hover {
    transform: scale(1.05) !important; /* Mantiene la centralità ingrandendolo leggermente */
    box-shadow: 0 8px 25px rgba(255, 0, 255, 0.5);
}

/* Definizione dei Keyframes dell'animazione da Sinistra a Centro */
@keyframes slideInFromLeft {
    0% {
        transform: translateX(-100vw); /* Parte completamente fuori dallo schermo a sinistra */
        opacity: 0;
    }
    60% {
        opacity: 1;
    }
    100% {
        transform: translateX(0); /* Si ferma esattamente al centro grazie al flex container genitore */
    }
}

/* ============================================================
   STILI HAMBURGER MENU & RESPONSIVE NAVBAR
   ============================================================ */
.hamburger-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 2000;
    padding: 0;
}

.hamburger-toggle span {
    width: 100%;
    height: 2px;
    background-color: var(--text-main, #ffffff);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger-toggle.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger-toggle.active span:nth-child(2) { opacity: 0; }
.hamburger-toggle.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

@media (max-width: 968px) {
    .navbar {
        display: flex !important;
        flex-direction: row !important;
        align-items: center !important;
        justify-content: space-between !important;
        width: 100% !important;
        padding: 15px 20px !important;
        box-sizing: border-box !important;
    }

    .hamburger-toggle {
        display: flex !important;
        margin-left: auto !important; 
        position: relative !important;
        z-index: 2000 !important;
    }

    .nav-links {
        position: fixed !important;
        top: 0 !important;
        right: -100% !important;
        width: 75% !important;
        max-width: 300px !important;
        height: 100vh !important;
        background: rgba(10, 10, 10, 0.98) !important;
        backdrop-filter: blur(25px) !important;
        border-left: 1px solid rgba(255, 255, 255, 0.05) !important;
        flex-direction: column !important;
        align-items: flex-start !important;
        justify-content: flex-start !important;
        padding: 100px 30px 40px 30px !important;
        gap: 24px !important;
        box-shadow: -10px 0 30px rgba(0,0,0,0.5) !important;
        transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
        z-index: 1900 !important;
        margin: 0 !important;
    }

    .nav-links.active {
        right: 0 !important; 
    }

    .nav-auth-buttons {
        flex-direction: column !important;
        width: 100% !important;
        gap: 10px !important;
    }
    
    .nav-auth-buttons a {
        width: 100% !important;
        text-align: center !important;
        box-sizing: border-box !important;
    }
    
    .nav-links .dropdown {
        position: relative !important;
        width: 100% !important;
    }

    .nav-links .dropdown-menu {
        display: none !important; 
        position: relative !important;
        top: 0 !important;
        left: 0 !important;
        box-shadow: none !important;
        background: rgba(255, 255, 255, 0.03) !important;
        padding: 10px 0 10px 15px !important;
        margin-top: 8px !important;
        border-radius: 8px !important;
        border: none !important;
        border-left: 2px solid #4facfe !important;
        flex-direction: column !important;
        gap: 12px !important;
    }

    .nav-links .dropdown:hover .dropdown-menu,
    .nav-links .dropdown:focus-within .dropdown-menu {
        display: flex !important;
    }

    .nav-links .dropdown-menu li {
        width: 100% !important;
    }

    .nav-links .dropdown-menu li a {
        font-size: 0.95rem !important;
        color: #a0a0a0 !important;
        padding: 5px 0 !important;
    }
}

/* ============================================================
   STILI CAROSELLO MODIFICATI (PARALLAX, CENTRATURA E LIVELLI)
   ============================================================ */
.hero-carousel-section {
    position: relative;
    overflow: hidden;
    background: none !important;
    min-height: 63vh; /* Cambia 100vh con 80vh o 85vh per farlo più corto */
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 5%;
}

/* Sfondo con Effetto Parallax */
.carousel-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed; /* <-- ATTIVA IL PARALLAX SOLO CHIUSO QUI */
    opacity: 0;
    transition: opacity 1s ease-in-out;
    z-index: 1; 
}

.carousel-bg.active {
    opacity: 1;
}

/* Overlay scuro per leggere perfettamente la scritta */
.carousel-dark-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.65); 
    z-index: 2; 
}
@media (max-width: 968px) {
    .hero-carousel-section {
        display: none !important;
    }
}

/* FORZIAMO LA SCRITTA E CONTENUTI SOPRA LE IMMAGINI (z-index alzato) */
.hero-content, .hero-card-container { 
    z-index: 20 !important; 
    position: relative !important; 
}

/* PUNTINI DI NAVIGAZIONE PERFETTAMENTE CENTRATI IN BASSO */
.carousel-dots {
    position: absolute;
    bottom: 30px; 
    left: 50%;
    transform: translateX(-50%); /* <-- Questo li centra al millimetro */
    display: flex;
    gap: 12px;
    z-index: 30;
}

.carousel-dot {
    width: 12px; 
    height: 12px;
    background-color: rgba(255,255,255,0.4);
    border-radius: 50%;
    cursor: pointer;
    transition: 0.3s;
}

.carousel-dot.active, .carousel-dot:hover { 
    background-color: #4facfe; 
}

/* ============================================================
   PULSANTE INIZIA MIGLIORATO CON FRECCIA CENTRATA IN BASSO
   ============================================================ */
.linea-inizia-sottile {
    background-color: var(--bg-dark); /* Sfondo coerente con la pagina */
    padding: 30px 0;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.btn-inizia-linea {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: white;
    padding: 12px 35px;
    border-radius: 25px;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.3s ease;
    
    /* Impila la scritta e la freccia verticalmente al centro */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
}

/* Effetto Hover sul Bottone */
.btn-inizia-linea:hover { 
    background: var(--accent); 
    border-color: var(--accent);
    color: #000;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(79, 172, 254, 0.4);
}

/* Forza la freccia sotto ad essere centrata e distanziata bene */
.btn-inizia-linea span.freccia {
    font-size: 1.3rem;
    line-height: 0.8;
    margin-top: 2px;
}
/* ============================================================
   LA TUA LINEA BLU (MOLTO PIÙ SOTTILE)
   ============================================================ */
.linea-inizia-sottile {
    background-color: #55aaff; /* Azzurro della tua foto */
    height: 15px; /* <-- Ecco il segreto per farla sottile */
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}
.btn-inizia-linea {
    background: transparent;
    border: 1px solid white;
    color: white;
    padding: 2px 15px;
    border-radius: 15px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.85rem;
    cursor: pointer;
    transition: 0.3s;
}
.btn-inizia-linea:hover { background: white; color: #55aaff; }