/* Variables & Reset */
:root {
    --primary: #4158D0;
    --secondary: #C850C0;
    --accent: #FFCC70;
    --dark: #0f172a;
    --darker: #020617;
    --card-bg: rgba(30, 41, 59, 0.7);
    --light: #f8fafc;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background-color: var(--dark);
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 700; }
a { text-decoration: none; color: inherit; transition: 0.3s; }
img { max-width: 100%; display: block; }

/* Utility */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #fff, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.section-sub { color: #94a3b8; font-size: 1.1rem; margin-bottom: 3rem; }
.text-center { text-align: center; }

/* Sticky Navbar */
.navbar {
    position: fixed; top: 0; width: 100%; padding: 0.8rem 0;
    background: rgba(15, 23, 42, 0.95); backdrop-filter: blur(10px);
    z-index: 1000; border-bottom: 1px solid var(--glass-border); transition: all 0.3s ease;
}
.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-weight: 900; font-size: 1.3rem; letter-spacing: -0.5px; display: flex; align-items: center; gap: 8px; }
.logo i { color: var(--accent); }
.spin-hover:hover { animation: spin 1s ease-in-out; }
@keyframes spin { 100% { transform: rotate(360deg); } }

.nav-links { display: flex; gap: 2rem; list-style: none; align-items: center; }
.nav-links a { font-weight: 500; font-size: 0.95rem; }
.nav-links a:hover { color: var(--secondary); }
.nav-cta { background: var(--primary); padding: 0.6rem 1.4rem; border-radius: 50px; color: white !important; font-weight: 600; }
.nav-cta:hover { background: var(--secondary); }
.mobile-menu-btn { display: none; background: none; border: none; color: white; font-size: 1.5rem; cursor: pointer; }

/* Hero */
.hero { min-height: 100vh; display: flex; align-items: center; justify-content: center; position: relative; text-align: center; padding-top: 100px; padding-bottom: 50px; overflow: hidden; }
.scrum-pattern-bg {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-image: radial-gradient(rgba(255,255,255,0.05) 1px, transparent 1px), linear-gradient(to right, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 30px 30px, 60px 100%; opacity: 0.5; z-index: -1;
}
.badge { background: rgba(255, 255, 255, 0.1); padding: 0.5rem 1rem; border-radius: 50px; font-size: 0.9rem; border: 1px solid var(--secondary); display: inline-block; margin-bottom: 1.5rem; text-transform: uppercase; letter-spacing: 1px; }
.hero-title { font-size: 3.2rem; line-height: 1.2; margin-bottom: 1.5rem; }
.gradient-text { background: linear-gradient(45deg, var(--primary), var(--secondary), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-sub { font-size: 1.2rem; color: #94a3b8; max-width: 700px; margin: 0 auto 2.5rem; }
.cta-group { display: flex; gap: 1rem; justify-content: center; margin-bottom: 1.5rem; }
.elevator-pitch-small { font-size: 0.9rem; color: var(--accent); font-weight: 600; margin-bottom: 2rem; text-transform: uppercase; letter-spacing: 1px; }

.btn { padding: 1rem 2rem; border-radius: 12px; font-weight: 700; cursor: pointer; display: inline-flex; align-items: center; gap: 0.5rem; }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--secondary)); box-shadow: 0 10px 30px rgba(200, 80, 192, 0.3); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 15px 40px rgba(200, 80, 192, 0.5); }
.btn-secondary { background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); }
.btn-secondary:hover { background: rgba(255,255,255,0.2); }

.hero-stats { display: flex; gap: 3rem; justify-content: center; margin-top: 2rem; }
.stat-item { display: flex; flex-direction: column; }
.stat-num { font-size: 1.5rem; font-weight: 700; color: var(--white); }
.stat-label { font-size: 0.8rem; color: #94a3b8; text-transform: uppercase; }

/* Logo Scroller */
.logo-scroller-section { padding: 2rem 0; background: rgba(0,0,0,0.3); border-top: 1px solid var(--glass-border); border-bottom: 1px solid var(--glass-border); overflow: hidden; }
.scroller-title { text-align: center; color: #64748b; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 1.5rem; }
.marquee { white-space: nowrap; overflow: hidden; position: relative; }
.marquee-content { display: inline-block; animation: scroll 30s linear infinite; }
.marquee-content span { font-size: 1.3rem; margin: 0 2rem; color: #94a3b8; font-weight: 600; display: inline-flex; align-items: center; gap: 8px; }
.marquee-content span i { font-size: 1.6rem; color: #cbd5e1; }
@keyframes scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* Video */
.video-section { padding: 4rem 0; background: linear-gradient(to bottom, var(--dark), var(--darker)); }
.video-wrapper { 
    position: relative; padding-bottom: 56.25%; height: 0; border-radius: 20px; 
    overflow: hidden; box-shadow: 0 20px 50px rgba(0,0,0,0.5); border: 1px solid var(--glass-border);
    max-width: 800px; margin-inline: auto;
}
.video-wrapper iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }

/* Audience */
.target-audience-section { padding: 6rem 0; }
.audience-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
.audience-card { background: rgba(255,255,255,0.03); padding: 2rem; border-radius: 16px; border: 1px solid var(--glass-border); text-align: center; transition: 0.3s; }
.audience-card:hover { background: rgba(255,255,255,0.08); transform: translateY(-5px); border-color: var(--secondary); }
.audience-icon { font-size: 2.5rem; color: var(--secondary); margin-bottom: 1rem; }
.audience-card h3 { margin-bottom: 1rem; color: var(--light); }
.audience-card p { color: #94a3b8; font-size: 0.95rem; }

/* Benefits */
.benefits-section { padding: 6rem 0; background: var(--darker); }
.grid-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
.glass-card { background: var(--glass); border: 1px solid var(--glass-border); padding: 2rem; border-radius: 20px; backdrop-filter: blur(10px); transition: 0.4s; }
.glass-card:hover { background: rgba(255,255,255,0.1); transform: translateY(-10px); border-color: var(--secondary); }
.icon-box { font-size: 2.5rem; margin-bottom: 1rem; color: var(--primary); }

/* Roadmap */
.curriculum-section { padding: 6rem 0; }
.roadmap-wrapper { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 1.5rem; }
.module-item { background: var(--card-bg); border: 1px solid var(--glass-border); border-radius: 12px; overflow: hidden; transition: 0.3s; }
.module-header { padding: 1.5rem; display: flex; justify-content: space-between; align-items: center; cursor: pointer; background: rgba(255,255,255,0.02); }
.module-header:hover { background: rgba(255,255,255,0.05); }
.module-title { display: flex; align-items: center; gap: 1rem; }
.module-num { font-size: 1.5rem; font-weight: 800; color: var(--glass-border); }
.toggle-icon { transition: transform 0.3s; color: var(--accent); }
.module-item.active .toggle-icon { transform: rotate(180deg); }
.module-content { max-height: 0; overflow: hidden; transition: max-height 0.4s ease-out; background: rgba(0,0,0,0.2); }
.module-desc { padding: 1.5rem 1.5rem 0.5rem; font-style: italic; color: #94a3b8; border-bottom: 1px dashed var(--glass-border); }
.lecture-list { list-style: none; padding: 1.5rem; }
.lecture-list li { padding: 0.6rem 0; color: #cbd5e1; display: flex; align-items: center; gap: 12px; font-size: 0.95rem; }
.lecture-list li i { color: var(--secondary); font-size: 0.8rem; }

/* Instructor */
.author-section { padding: 6rem 0; background: var(--darker); }
.author-card { display: flex; gap: 4rem; align-items: flex-start; }
.author-img-col { flex: 1; text-align: center; }
.img-wrapper { position: relative; display: inline-block; margin-bottom: 1.5rem; }
.img-wrapper img { width: 300px; border-radius: 20px; box-shadow: 15px 15px 0 var(--glass-border); border: 1px solid var(--glass-border); }
.exp-badge { position: absolute; bottom: -15px; right: -15px; background: var(--accent); color: var(--dark); padding: 0.5rem 1rem; border-radius: 50px; font-weight: 700; box-shadow: 0 10px 20px rgba(0,0,0,0.3); }
.author-credentials h4 { font-size: 1.8rem; color: #fff; margin-bottom: 0.5rem; }
.author-credentials p { color: #94a3b8; }
.author-bio-col { flex: 2; }
.bio-header { font-size: 2.2rem; margin-bottom: 1rem; color: var(--light); }
.bio-intro { font-size: 1.1rem; margin-bottom: 2rem; color: #cbd5e1; line-height: 1.8; }
.bio-details { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
.bio-block h4 { color: var(--secondary); margin-bottom: 0.5rem; display: flex; align-items: center; gap: 0.5rem; font-size: 1.1rem; }
.bio-block p { font-size: 0.95rem; color: #94a3b8; }
.bio-outro { background: rgba(65, 88, 208, 0.1); padding: 1.5rem; border-left: 4px solid var(--primary); border-radius: 0 10px 10px 0; font-size: 1.05rem; }

/* Bonuses */
.bonuses-section { padding: 6rem 0; }
.bonus-list { max-width: 900px; margin: 3rem auto 0; display: flex; flex-direction: column; gap: 3rem; }
.bonus-row { display: flex; gap: 2rem; align-items: center; background: var(--card-bg); padding: 2rem; border-radius: 20px; border: 1px solid var(--glass-border); }
.bonus-img { flex: 1; }
.bonus-img img { width: 100%; border-radius: 10px; box-shadow: 0 5px 15px rgba(0,0,0,0.3); }
.bonus-content { flex: 2; }
.bonus-label { background: var(--primary); padding: 0.3rem 0.8rem; border-radius: 4px; font-size: 0.8rem; font-weight: 700; margin-bottom: 1rem; display: inline-block; }
.bonus-content h3 { font-size: 1.5rem; margin-bottom: 1rem; }
.bonus-content p { color: #94a3b8; font-size: 0.95rem; }

/* Guarantee */
.guarantee-section { padding: 6rem 0; }
.guarantee-box { background: linear-gradient(135deg, #fff, #f1f5f9); color: #1e293b; border-radius: 30px; padding: 4rem; display: flex; gap: 3rem; align-items: center; box-shadow: 0 20px 50px rgba(0,0,0,0.2); max-width: 1000px; margin: 0 auto; position: relative; overflow: hidden; }
.guarantee-box::before { content: ''; position: absolute; top: 0; left: 0; width: 10px; height: 100%; background: var(--primary); }
.seal-wrapper { flex-shrink: 0; }
.seal { width: 180px; animation: pulse 3s infinite; }
.guarantee-text h2 { color: #b91c1c; margin-bottom: 1rem; font-size: 1.8rem; line-height: 1.2; }
.lead { font-size: 1.1rem; font-weight: 700; margin-bottom: 1.5rem; color: #334155; }
.guarantee-text p { margin-bottom: 1rem; font-size: 1rem; color: #475569; }
.quote { font-style: italic; border-left: 3px solid #b91c1c; padding-left: 1rem; margin-top: 1.5rem; color: #0f172a; font-weight: 600; }

/* Pricing */
.pricing-section { padding: 6rem 0; background: radial-gradient(circle at center, rgba(65, 88, 208, 0.15) 0%, transparent 70%); }
.pricing-grid { display: flex; gap: 2rem; justify-content: center; flex-wrap: wrap; margin-top: 3rem; }
.pricing-card { background: var(--glass); backdrop-filter: blur(10px); border: 1px solid var(--glass-border); padding: 3rem 2rem; border-radius: 20px; width: 350px; text-align: center; position: relative; display: flex; flex-direction: column; }
.featured-card { border: 2px solid var(--secondary); transform: scale(1.05); background: rgba(30, 41, 59, 0.85); box-shadow: 0 20px 50px rgba(200, 80, 192, 0.2); }
.featured-badge { position: absolute; top: -15px; left: 50%; transform: translateX(-50%); background: var(--secondary); padding: 0.5rem 1.5rem; border-radius: 50px; font-weight: 700; font-size: 0.9rem; text-transform: uppercase; color: white; box-shadow: 0 5px 15px rgba(200, 80, 192, 0.4); }
.price-header { margin-bottom: 2rem; border-bottom: 1px solid var(--glass-border); padding-bottom: 1.5rem; }
.price-header h3 { margin-bottom: 0.5rem; font-size: 1.4rem; }
.price-tag { font-size: 1rem; color: #94a3b8; }
.price-tag span { font-size: 2.5rem; font-weight: 800; color: #fff; }
.price-features { list-style: none; margin-bottom: 2rem; text-align: left; flex-grow: 1; }
.price-features li { margin-bottom: 1rem; display: flex; align-items: center; gap: 10px; font-size: 0.95rem; }
.price-features li i { color: var(--accent); }

/* Floating Button */
.floating-btn {
    display: block; width: 100%; padding: 1.2rem; border-radius: 50px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
    transition: 0.5s; position: relative; overflow: hidden; z-index: 1;
}
.primary-btn { background: var(--primary); color: white; box-shadow: 0 5px 15px rgba(65, 88, 208, 0.4); }
.secondary-btn { background: linear-gradient(135deg, #FF512F, #F09819); color: white; box-shadow: 0 5px 15px rgba(240, 152, 25, 0.4); }
.floating-btn:hover { transform: translateY(-3px); box-shadow: 0 10px 25px rgba(0,0,0,0.3); }
.shine { position: absolute; top: 0; left: -100%; width: 100%; height: 100%; background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent); transition: 0.5s; z-index: -1; }
.floating-btn:hover .shine { left: 100%; transition: 0.5s; }

/* FAQ */
.faq-section { padding: 6rem 0; background: var(--darker); }
.faq-item { border-bottom: 1px solid var(--glass-border); margin-bottom: 1rem; }
.faq-question { width: 100%; background: none; border: none; color: #fff; font-size: 1.1rem; padding: 1.2rem 0; text-align: left; cursor: pointer; display: flex; justify-content: space-between; font-weight: 600; }
.faq-question:hover { color: var(--secondary); }
.faq-answer { max-height: 0; overflow: hidden; transition: 0.3s; color: #94a3b8; padding-right: 2rem; }
.faq-answer.active { padding-bottom: 1.5rem; }
.plus i { font-size: 0.9rem; color: var(--accent); }

/* Footer */
footer { padding: 4rem 0 2rem; border-top: 1px solid var(--glass-border); text-align: center; font-size: 0.9rem; background: #020617; }
.footer-logo { font-size: 1.5rem; font-weight: 800; margin-bottom: 1.5rem; display: inline-block; color: var(--light); }
.footer-nav { margin-bottom: 2rem; display: flex; justify-content: center; flex-wrap: wrap; gap: 1.5rem; }
.footer-nav a { color: #94a3b8; text-transform: uppercase; font-weight: 600; font-size: 0.85rem; letter-spacing: 0.5px; position: relative; }
.footer-nav a::after { content: ''; position: absolute; width: 0; height: 2px; bottom: -5px; left: 0; background-color: var(--secondary); transition: width 0.3s; }
.footer-nav a:hover { color: #fff; }
.footer-nav a:hover::after { width: 100%; }
.copyright { opacity: 0.4; font-size: 0.8rem; }

/* Mobile Resp */
@media (max-width: 768px) {
    .mobile-menu-btn { display: block; }
    .nav-links {
        position: absolute; top: 100%; left: 0; width: 100%; background: var(--darker); flex-direction: column;
        padding: 2rem; border-bottom: 1px solid var(--glass-border); display: none; text-align: center;
    }
    .nav-links.active { display: flex; }
    .hero-title { font-size: 2.2rem; }
    .author-card, .guarantee-box, .bonus-row { flex-direction: column; text-align: center; }
    .img-wrapper img, .bonus-img img { margin: 0 auto; }
    .bio-details { grid-template-columns: 1fr; }
    .pricing-card.featured-card { transform: scale(1); }
    .video-wrapper { max-width: 100%; }
    .footer-nav { flex-direction: column; gap: 1rem; }
}

/* Animations */
.reveal-on-scroll { opacity: 0; transform: translateY(30px); transition: 0.6s ease-out; }
.reveal-on-scroll.visible { opacity: 1; transform: translateY(0); }
@keyframes pulse { 0% { transform: scale(1); } 50% { transform: scale(1.05); } 100% { transform: scale(1); } }