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

:root {
    --primary-black: #0a0a0a;
    --dark-gray: #1a1a1a;
    --medium-gray: #2a2a2a;
    --light-gray: #888;
    --white: #ffffff;
    --accent-red: #ff0000;
    --accent-orange: #ff6b00;
    --success-green: #00ff88;
}

body {
    font-family: 'Arial Black', 'Helvetica', sans-serif;
    background-color: var(--primary-black);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.accent {
    color: var(--accent-red);
}

/* Navigation */
.navbar {
    background: linear-gradient(180deg, rgba(26,26,26,0.95) 0%, rgba(10,10,10,0.95) 100%);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 2px solid var(--accent-red);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-size: 28px;
    font-weight: 900;
    letter-spacing: 2px;
}

.tagline {
    font-size: 10px;
    color: var(--light-gray);
    letter-spacing: 4px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    font-size: 14px;
    font-weight: bold;
    letter-spacing: 1px;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--accent-red);
}

/* Hero Section */
.hero {
    margin-top: 100px;
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-black) 0%, var(--medium-gray) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(45deg, transparent, transparent 35px, rgba(255,0,0,0.03) 35px, rgba(255,0,0,0.03) 70px);
    pointer-events: none;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 48px;
    line-height: 1.1;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.mega-text {
    font-size: 72px;
    background: linear-gradient(90deg, var(--accent-red), var(--accent-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    text-shadow: 0 0 30px rgba(255,0,0,0.5);
}

.hero-subtitle {
    font-size: 18px;
    color: var(--accent-orange);
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.hero-description {
    font-size: 16px;
    color: var(--light-gray);
    margin-bottom: 40px;
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
}

.btn-primary, .btn-secondary {
    padding: 18px 40px;
    font-size: 16px;
    font-weight: 900;
    letter-spacing: 2px;
    border: none;
    cursor: pointer;
    text-transform: uppercase;
    transition: all 0.3s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-red), var(--accent-orange));
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(255,0,0,0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

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

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 36px;
    font-weight: 900;
    color: var(--accent-red);
}

.stat-label {
    font-size: 12px;
    color: var(--light-gray);
    letter-spacing: 2px;
}

.bottle-showcase {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 450px;
}

.bottle-main-img {
    width: 300px;
    height: 400px;
    object-fit: contain;
    filter: drop-shadow(0 20px 60px rgba(255,0,0,0.3));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.badge {
    position: absolute;
    top: -20px;
    right: -20px;
    background: var(--accent-red);
    color: var(--white);
    padding: 10px 20px;
    font-size: 12px;
    font-weight: 900;
    letter-spacing: 1px;
    transform: rotate(15deg);
}

/* Features Section */
.features {
    padding: 100px 0;
    background: var(--primary-black);
}

.section-title {
    font-size: 48px;
    text-align: center;
    margin-bottom: 60px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--dark-gray);
    padding: 40px;
    border: 2px solid var(--medium-gray);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,0,0,0.1), transparent);
    transition: left 0.5s;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    border-color: var(--accent-red);
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    letter-spacing: 1px;
}

.feature-card p {
    color: var(--light-gray);
    line-height: 1.6;
}

/* Showcase Section */
.showcase {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--primary-black), var(--dark-gray));
}

.showcase-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.showcase-text h2 {
    font-size: 42px;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.lead {
    font-size: 18px;
    color: var(--light-gray);
    margin-bottom: 30px;
    line-height: 1.8;
}

.specs-list {
    list-style: none;
    margin-bottom: 40px;
}

.specs-list li {
    padding: 10px 0;
    font-size: 16px;
    color: var(--white);
}

.science-box {
    background: var(--medium-gray);
    padding: 30px;
    border-left: 4px solid var(--accent-red);
}

.science-box h4 {
    color: var(--accent-red);
    margin-bottom: 15px;
    letter-spacing: 1px;
}

.science-box p {
    color: var(--light-gray);
    line-height: 1.6;
}

.bottle-diagram {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
}

.diagram-bottle-img {
    width: 250px;
    height: 350px;
    object-fit: contain;
    filter: drop-shadow(0 0 20px rgba(255,0,0,0.4));
    position: relative;
}

.callout {
    position: absolute;
    background: var(--accent-red);
    color: var(--white);
    padding: 8px 15px;
    font-size: 12px;
    font-weight: bold;
    white-space: nowrap;
}

.callout.top-left {
    top: 20px;
    left: -100px;
}

.callout.top-right {
    top: 20px;
    right: -100px;
}

.callout.bottom-left {
    bottom: 60px;
    left: -120px;
}

.callout.bottom-right {
    bottom: 60px;
    right: -120px;
}

/* Testimonials */
.testimonials {
    padding: 100px 0;
    background: var(--primary-black);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: var(--dark-gray);
    padding: 40px;
    border: 2px solid var(--medium-gray);
    transition: all 0.3s;
}

.testimonial-card:hover {
    border-color: var(--accent-red);
}

.stars {
    color: var(--accent-orange);
    margin-bottom: 20px;
    font-size: 20px;
}

.testimonial-card p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: var(--light-gray);
}

.testimonial-author strong {
    display: block;
    color: var(--white);
    margin-bottom: 5px;
}

.testimonial-author span {
    color: var(--accent-red);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Pricing */
.pricing {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--dark-gray), var(--primary-black));
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.pricing-card {
    background: var(--dark-gray);
    padding: 50px 40px;
    border: 2px solid var(--medium-gray);
    text-align: center;
    position: relative;
    transition: all 0.3s;
}

.pricing-card.featured {
    border-color: var(--accent-red);
    transform: scale(1.05);
}

.badge-popular {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-red);
    color: var(--white);
    padding: 8px 25px;
    font-size: 12px;
    font-weight: 900;
    letter-spacing: 1px;
}

.pricing-card h3 {
    font-size: 24px;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.price {
    font-size: 48px;
    font-weight: 900;
    color: var(--accent-red);
    margin-bottom: 30px;
}

.price::before {
    content: '$';
}

.pricing-card ul {
    list-style: none;
    margin-bottom: 40px;
}

.pricing-card li {
    padding: 10px 0;
    color: var(--light-gray);
    border-bottom: 1px solid var(--medium-gray);
}

.btn-pricing, .btn-pricing-featured {
    width: 100%;
    padding: 15px 30px;
    font-size: 14px;
    font-weight: 900;
    letter-spacing: 2px;
    border: none;
    cursor: pointer;
    text-transform: uppercase;
    transition: all 0.3s;
}

.btn-pricing {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-pricing:hover {
    background: var(--white);
    color: var(--primary-black);
}

.btn-pricing-featured {
    background: linear-gradient(135deg, var(--accent-red), var(--accent-orange));
    color: var(--white);
}

.btn-pricing-featured:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(255,0,0,0.5);
}

/* Final CTA */
.final-cta {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--accent-red), var(--accent-orange));
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-image-container {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.1;
    z-index: 0;
}

.cta-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.final-cta .container {
    position: relative;
    z-index: 1;
}

.final-cta h2 {
    font-size: 48px;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.final-cta p {
    font-size: 18px;
    margin-bottom: 40px;
}

.btn-massive {
    padding: 25px 60px;
    font-size: 18px;
    font-weight: 900;
    letter-spacing: 3px;
    background: var(--primary-black);
    color: var(--white);
    border: none;
    cursor: pointer;
    text-transform: uppercase;
    transition: all 0.3s;
}

.btn-massive:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 40px rgba(0,0,0,0.5);
}

.guarantee {
    margin-top: 30px;
    font-size: 14px;
    opacity: 0.9;
}

/* Footer */
.footer {
    padding: 60px 0 20px;
    background: var(--primary-black);
    border-top: 2px solid var(--medium-gray);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand h3 {
    font-size: 28px;
    margin-bottom: 10px;
}

.footer-brand p {
    color: var(--light-gray);
}

.footer-links h4 {
    color: var(--accent-red);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    padding: 5px 0;
}

.footer-links a {
    color: var(--light-gray);
    text-decoration: none;
    transition: color 0.3s;
}

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

.social-icons {
    display: flex;
    gap: 20px;
    font-size: 24px;
    margin-top: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--medium-gray);
    color: var(--light-gray);
}

/* Image enhancements */
.hero-image img {
    max-width: 100%;
    height: auto;
}

.showcase-visual img {
    max-width: 100%;
    height: auto;
}

/* Hover effects for product images */
.bottle-main-img:hover {
    transform: scale(1.05) rotate(2deg);
    transition: all 0.3s ease;
}

.diagram-bottle-img:hover {
    filter: drop-shadow(0 0 30px rgba(255,0,0,0.6));
    transition: all 0.3s ease;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .showcase-content {
        grid-template-columns: 1fr;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .mega-text {
        font-size: 48px;
    }
    
    .nav-links {
        display: none;
    }
}

@media (max-width: 640px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        justify-content: space-around;
    }
}