/* --- RESET E VARIABILI (Stile Dark Tech - Arancione/Rosso) --- */
:root {
    --bg-main: #050505;
    --bg-secondary: #0a0a0a;
    --text-primary: #f8fafc;
    --text-muted: #94a3b8;
    --accent-glow: #ff6a00; /* Arancione vibrante e luminoso */
    --accent-red: #e11d48;  /* Rosso intenso/lampone per la sfumatura */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

h1, h2, h3, .logo { font-family: 'Plus Jakarta Sans', sans-serif; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* --- EFFETTO LUCE SFOCATA (Glow Background Arancione/Rosso) --- */
.glow-bg {
    position: absolute;
    top: -10%; left: 50%;
    transform: translateX(-50%);
    width: 800px; height: 800px;
    background: radial-gradient(circle, rgba(255, 106, 0, 0.15) 0%, rgba(225, 29, 72, 0.05) 40%, rgba(5, 5, 5, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

/* --- NAVIGAZIONE --- */
.navbar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 24px 40px;
    background: rgba(5, 5, 5, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: fixed; top: 0; width: 100%; z-index: 100;
    border-bottom: 1px solid var(--glass-border);
}

.logo { font-size: 20px; font-weight: 800; letter-spacing: 2px; display: flex; align-items: center; gap: 12px; }
.logo .badge {
    font-size: 10px; font-weight: 700; letter-spacing: 1px;
    background: rgba(255, 106, 0, 0.1);
    color: var(--accent-glow);
    padding: 4px 10px; border-radius: 20px;
    border: 1px solid rgba(255, 106, 0, 0.2);
}

.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a { color: var(--text-muted); text-decoration: none; font-size: 14px; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--text-primary); }

.btn-nav {
    background: white; color: black !important;
    padding: 8px 18px; border-radius: 8px;
    font-weight: 600 !important;
}

/* --- HERO SECTION --- */
.hero-section {
    padding: 180px 20px 100px;
    text-align: center;
    display: flex; flex-direction: column; align-items: center;
}

.announcement-pill {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 6px 16px; border-radius: 100px;
    font-size: 13px; color: var(--text-muted);
    margin-bottom: 30px;
}
.pulse-dot {
    width: 8px; height: 8px; background: var(--accent-glow); border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-glow);
    animation: pulse 2s infinite;
}

@keyframes pulse { 0% { opacity: 1; } 50% { opacity: 0.4; } 100% { opacity: 1; } }

/* Testo Principale Sfumato (Bianco verso Grigio per contrastare l'arancione) */
.gradient-text {
    font-size: 72px; font-weight: 800; line-height: 1.1; letter-spacing: -2px;
    background: linear-gradient(135deg, #ffffff 30%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 24px;
}

.hero-subtext {
    font-size: 20px; color: var(--text-muted);
    max-width: 650px; margin: 0 auto 40px; line-height: 1.6;
}

/* Bottone Eroe (Sfumatura Arancione -> Rosso) */
.btn-glow {
    display: inline-flex; align-items: center; gap: 10px;
    background: linear-gradient(135deg, var(--accent-glow), var(--accent-red));
    color: white; text-decoration: none;
    padding: 16px 32px; border-radius: 12px;
    font-weight: 600; font-size: 16px;
    box-shadow: 0 10px 30px rgba(255, 106, 0, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.btn-glow:hover {
    box-shadow: 0 15px 40px rgba(225, 29, 72, 0.4);
    transform: translateY(-2px);
}

/* --- SEZIONE PROBLEMA --- */
.problem-section { padding: 100px 0; text-align: center; }
.section-title { font-size: 36px; font-weight: 700; margin-bottom: 20px; letter-spacing: -1px; }
.section-desc { font-size: 18px; color: var(--text-muted); max-width: 700px; margin: 0 auto; }

/* --- SEZIONE VANTAGGI (GLASSMORPHISM) --- */
.features-section { padding: 40px 0 120px; }
.grid-features {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px;
}

.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 40px; border-radius: 20px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: transform 0.3s, border-color 0.3s;
}
.glass-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Card in Evidenza con riflesso arancione */
.highlight-card {
    background: linear-gradient(180deg, rgba(255, 106, 0, 0.05) 0%, var(--glass-bg) 100%);
    border-top: 1px solid rgba(255, 106, 0, 0.3);
}

.icon-wrapper {
    width: 50px; height: 50px; border-radius: 12px;
    background: rgba(255, 255, 255, 0.05); border: 1px solid var(--glass-border);
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; color: var(--accent-glow); margin-bottom: 24px;
}

.glass-card h3 { font-size: 22px; margin-bottom: 12px; color: var(--text-primary); }
.glass-card p { font-size: 15px; color: var(--text-muted); line-height: 1.6; }

/* --- CALL TO ACTION FINALE --- */
.cta-section { padding: 60px 0 100px; }
.cta-glass-box {
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    padding: 80px 40px; border-radius: 30px; text-align: center;
    background-image: radial-gradient(circle at top right, rgba(225, 29, 72, 0.1), transparent 40%);
}
.cta-glass-box h2 { font-size: 36px; font-weight: 700; margin-bottom: 16px; letter-spacing: -1px; }
.cta-glass-box p { font-size: 18px; color: var(--text-muted); margin-bottom: 40px; }

/* --- FOOTER --- */
footer { border-top: 1px solid var(--glass-border); padding: 40px 0; }
.footer-content { display: flex; justify-content: space-between; align-items: center; }
.footer-logo { font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800; font-size: 18px; letter-spacing: 2px; color: var(--text-muted); }
.copyright { font-size: 14px; color: #475569; }

/* --- RESPONSIVE MOBILE --- */
@media (max-width: 768px) {
    .navbar { padding: 16px 20px; }
    .nav-links a:not(.btn-nav) { display: none; }
    .hero-section { padding: 140px 20px 80px; }
    .gradient-text { font-size: 42px; }
    .section-title { font-size: 28px; }
    .cta-glass-box { padding: 50px 20px; }
    .footer-content { flex-direction: column; gap: 16px; text-align: center; }
}