/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

:root {
    --bg-black: #000000;
    --card-bg: rgba(10, 10, 10, 0.95);
    --neon-green: #00FF88;
    --electric-green: #00FF66;
    --bright-green: #00E676;
    --deep-green: #00C853;
    --white: #FFFFFF;
    --gray-text: #E0E0E0;
    --border-green: rgba(0, 255, 136, 0.5);
}

body {
    background-color: var(--bg-black);
    color: var(--gray-text);
    line-height: 1.6;
    overflow-x: hidden;
    
    /* Complex Tech Background */
    background-image: 
        /* Halftone Dot Pattern */
        radial-gradient(circle, rgba(0, 255, 136, 0.15) 1.5px, transparent 1.5px),
        radial-gradient(circle, rgba(0, 200, 83, 0.1) 1.5px, transparent 1.5px),
        /* Ambient Green Glows (Energy Waves) */
        radial-gradient(circle at 0% 0%, rgba(0, 255, 136, 0.2) 0%, transparent 40%),
        radial-gradient(circle at 100% 0%, rgba(0, 255, 102, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 100% 100%, rgba(0, 230, 118, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 0% 100%, rgba(0, 200, 83, 0.15) 0%, transparent 40%);
        
    background-size: 
        30px 30px, 
        30px 30px, 
        100vw 100vh, 
        100vw 100vh, 
        100vw 100vh, 
        100vw 100vh;
        
    background-position: 
        0 0, 
        15px 15px, 
        0 0, 
        0 0, 
        0 0, 
        0 0;
        
    background-attachment: fixed;
}

a {
    text-decoration: none;
}

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3 {
    color: var(--white);
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    text-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

h1 span, h2 span {
    color: var(--neon-green);
}

p {
    margin-bottom: 1rem;
}

/* Utility Classes */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.text-center {
    text-align: center;
}

/* Buttons */
.btn {
    display: inline-block;
    background: linear-gradient(90deg, var(--deep-green), var(--neon-green));
    color: #000000;
    padding: 18px 40px;
    font-size: 1.2rem;
    font-weight: 900;
    border-radius: 4px;
    transition: all 0.3s ease;
    border: 1px solid var(--neon-green);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
    position: relative;
    overflow: hidden;
    animation: pulse 2s infinite;
}

.btn:hover {
    background: linear-gradient(90deg, var(--neon-green), var(--electric-green));
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 0 40px rgba(0, 255, 136, 0.8);
    color: #000;
    text-shadow: none;
}

.section-padding {
    padding: 80px 0;
}

/* Header / Countdown */
.top-bar {
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    color: var(--white);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--deep-green);
    box-shadow: 0 5px 20px rgba(0, 255, 136, 0.1);
}

.countdown-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.countdown-text {
    font-size: 0.9rem;
    font-weight: bold;
    margin-bottom: 5px;
    color: var(--neon-green);
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 0 5px rgba(0, 255, 136, 0.5);
}

.timer {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: 'Courier New', monospace;
    color: var(--white);
    text-shadow: 0 0 10px var(--neon-green);
    padding: 2px 15px;
    border: 1px solid var(--neon-green);
    border-radius: 4px;
    background: rgba(0, 255, 136, 0.1);
    box-shadow: inset 0 0 10px rgba(0, 255, 136, 0.2);
}

/* Hero Section */
.hero {
    padding: 100px 0 80px;
    text-align: center;
    position: relative;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    background: linear-gradient(to right, #fff, var(--neon-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(0, 255, 136, 0.2);
}

.hero .subtitle {
    font-size: 1.4rem;
    color: var(--gray-text);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 2px 4px rgba(0,0,0,0.8);
}

.hero-image {
    display: block;
    max-width: 100%;
    width: 340px;
    height: auto;
    margin: 0 auto 40px auto;
    border-radius: 12px;
    box-shadow: 0 0 50px rgba(0, 255, 136, 0.2);
    border: 2px solid var(--neon-green);
}

/* Student Count */
.student-count {
    margin-top: 15px;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--white);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
    letter-spacing: 1px;
}

/* Feedbacks Carousel */
.feedbacks {
    background-color: transparent;
    overflow: hidden; /* Hide scrollbars */
}

.carousel-container {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 20px 0;
    /* Mask for fade effect on edges */
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.carousel-track {
    display: flex;
    width: max-content; /* Allow track to be as wide as content */
    animation: scroll 20s linear infinite;
}

.carousel-slide {
    padding: 0 15px;
    flex: 0 0 auto; /* Don't shrink */
}

.carousel-slide img {
    height: 300px; /* Fixed height for consistency */
    width: auto;
    border-radius: 12px;
    border: 1px solid rgba(0, 255, 136, 0.3);
    box-shadow: 0 5px 15px rgba(0,0,0,0.5);
    transition: transform 0.3s ease;
}

.carousel-slide img:hover {
    transform: scale(1.05);
    border-color: var(--neon-green);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%); /* Move half the width (the original set) */
    }
}

/* Benefits Section */
.benefits {
    background-color: transparent;
}

.benefits h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.benefit-card {
    background: var(--card-bg);
    padding: 35px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.4s ease;
    border: 1px solid rgba(0, 255, 136, 0.2);
    position: relative;
    backdrop-filter: blur(5px);
}

.benefit-card:hover {
    transform: translateY(-10px);
    border-color: var(--neon-green);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.2);
    background: rgba(20, 20, 20, 0.95);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--neon-green);
    text-shadow: 0 0 20px rgba(0, 255, 136, 0.6);
}

.benefit-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--white);
}

.benefit-card p {
    color: var(--gray-text);
    font-size: 1rem;
}

/* Offers Section */
.offers {
    background-color: transparent;
    padding-top: 40px;
}

.offers-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 50px;
}

.offer-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    position: relative;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease;
    backdrop-filter: blur(10px);
}

.offer-card:hover {
    border-color: var(--electric-green);
    box-shadow: 0 10px 40px rgba(0, 255, 136, 0.1);
}

.offer-card.premium {
    border: 2px solid var(--neon-green);
    transform: scale(1.05);
    z-index: 10;
    box-shadow: 0 0 50px rgba(0, 255, 136, 0.2);
    background: linear-gradient(180deg, rgba(0, 59, 42, 0.3) 0%, rgba(10, 10, 10, 0.95) 100%);
}

.badge {
    position: absolute;
    top: -18px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--neon-green);
    color: #000;
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: 900;
    font-size: 0.9rem;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.8);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    white-space: nowrap;
}

.offer-header {
    text-align: center;
    margin-bottom: 25px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 25px;
}

.offer-image {
    width: 100%;
    height: auto;
    max-height: 220px;
    object-fit: contain;
    margin-bottom: 25px;
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 136, 0.3);
    box-shadow: 0 5px 15px rgba(0,0,0,0.5);
}

.offer-title {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 10px;
    text-transform: uppercase;
}

.price-container {
    margin: 20px 0;
}

.old-price {
    text-decoration: line-through;
    color: #888;
    font-size: 1.1rem;
}

.new-price {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--neon-green);
    text-shadow: 0 0 25px rgba(0, 255, 136, 0.4);
    line-height: 1;
}

.module-list {
    margin-bottom: 30px;
    flex-grow: 1;
}

.module-list li {
    margin-bottom: 15px;
    padding-left: 35px;
    position: relative;
    font-size: 1.05rem;
    color: var(--gray-text);
}

.module-list li strong {
    color: var(--white);
    font-weight: 700;
}

.module-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--neon-green);
    font-weight: 900;
    font-size: 1.2rem;
    text-shadow: 0 0 10px var(--neon-green);
}

.bonus-section {
    background: rgba(0, 255, 136, 0.05);
    padding: 25px;
    border-radius: 8px;
    margin-top: 25px;
    margin-bottom: 25px;
    border: 1px dashed var(--neon-green);
    position: relative;
}

.bonus-section::before {
    content: "🎁";
    position: absolute;
    top: -15px;
    right: -10px;
    font-size: 2rem;
    filter: drop-shadow(0 0 10px rgba(0, 255, 136, 0.5));
    transform: rotate(15deg);
}

.bonus-title {
    font-weight: 900;
    color: var(--neon-green);
    margin-bottom: 15px;
    display: block;
    text-align: center;
    text-transform: uppercase;
    font-size: 1rem;
    letter-spacing: 1px;
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

/* Guarantee Section */
.guarantee {
    background-color: transparent;
    text-align: center;
    padding-top: 60px;
}

.guarantee-box {
    border: 2px solid var(--deep-green);
    padding: 60px;
    border-radius: 15px;
    max-width: 800px;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(0, 59, 42, 0.4) 0%, rgba(0, 0, 0, 0.9) 100%);
    box-shadow: 0 0 50px rgba(0, 255, 136, 0.1);
    position: relative;
    overflow: hidden;
}

.guarantee-box::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-green), transparent);
}

.guarantee-icon {
    font-size: 4rem;
    margin-bottom: 25px;
    display: block;
    filter: drop-shadow(0 0 20px rgba(0, 255, 136, 0.4));
}

/* FAQ Section */
.faq {
    background-color: transparent;
}

.faq-item {
    background: var(--card-bg);
    margin-bottom: 20px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--neon-green);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.1);
}

.faq-question {
    padding: 25px;
    font-weight: 700;
    cursor: pointer;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--white);
    font-size: 1.1rem;
}

.faq-question:hover {
    color: var(--neon-green);
}

.faq-question::after {
    content: '+';
    font-size: 1.8rem;
    font-weight: 300;
    color: var(--neon-green);
    text-shadow: 0 0 10px var(--neon-green);
}

.faq-item.active .faq-question::after {
    content: '-';
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    background-color: rgba(0, 0, 0, 0.5);
    color: var(--gray-text);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.faq-item.active .faq-answer {
    padding: 25px;
    max-height: 300px;
}

/* Footer */
footer {
    background-color: #000;
    color: #666;
    padding: 60px 0;
    text-align: center;
    font-size: 0.9rem;
    border-top: 1px solid var(--dark-green);
    position: relative;
}

footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--deep-green), transparent);
}

/* Sales Notification Popup */
.sales-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: rgba(0, 0, 0, 0.95);
    padding: 15px 25px;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    gap: 15px;
    z-index: 2000;
    transform: translateX(150%);
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    max-width: 350px;
    border: 1px solid var(--neon-green);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.15);
    backdrop-filter: blur(10px);
}

.sales-notification.show {
    transform: translateX(0);
}

.notification-image {
    width: 45px;
    height: 45px;
    background-color: rgba(0, 255, 136, 0.1);
    color: var(--neon-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    border: 1px solid var(--neon-green);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

.notification-content p {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.3;
    color: var(--white);
}

.notification-name {
    font-weight: bold;
    color: var(--white);
}

.notification-location {
    color: var(--neon-green);
    font-weight: bold;
}

.notification-time {
    font-size: 0.8rem;
    color: #888;
}

/* Animations */
@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 0 20px rgba(0, 255, 136, 0.5); }
    50% { transform: scale(1.03); box-shadow: 0 0 35px rgba(0, 255, 136, 0.8); }
    100% { transform: scale(1); box-shadow: 0 0 20px rgba(0, 255, 136, 0.5); }
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .offer-card.premium {
        transform: scale(1);
    }
    
    .sales-notification {
        top: auto;
        bottom: 20px;
        right: 20px;
        left: 20px;
        width: auto;
        max-width: none;
    }
    
    .btn {
        width: 100%;
        text-align: center;
        padding: 15px 20px;
    }
    
    .background-image {
        background-size: 20px 20px; /* Smaller dots on mobile */
    }
}