:root {
    --primary-white: #FFFFFF;
    --primary-silver: #E8E8E8;
    --primary-blue: #0099FF;
    --primary-black: #000000;
    --text-dark: #1a1a1a;
    --text-light: #666666;
    --accent-blue: #0066CC;
    --success-green: #00FF00;
    --danger-red: #FF0000;
    --warning-orange: #FFA500;
    --gradient-silver: linear-gradient(135deg, #FFFFFF 0%, #E8E8E8 100%);
    --gradient-blue: linear-gradient(135deg, #0099FF 0%, #0066CC 100%);
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 40px rgba(0, 0, 0, 0.2);
}

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

body {
    font-family: 'Roboto', sans-serif;
    background: var(--primary-white);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-light);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.monster-logo {
    width: 40px;
    height: 20px;
    color: var(--primary-black);
}

.brand-text {
    font-family: 'Bebas Neue', cursive;
    font-size: 1.5rem;
    font-weight: bold;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-blue);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-black);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #FFFFFF 0%, #F5F5F5 50%, #E8E8E8 100%);
    padding: 80px 20px 20px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary-blue) 0%, transparent 70%);
    opacity: 0.05;
    animation: pulse 10s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 3rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    z-index: 1;
    position: relative;
}

.hero-title {
    font-family: 'Bebas Neue', cursive;
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: 1px;
}

.title-line {
    display: block;
}

.title-line.accent {
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    font-weight: 300;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-bottom: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: bold;
    color: var(--primary-blue);
    font-family: 'Bebas Neue', cursive;
    letter-spacing: 1px;
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-light);
    text-transform: uppercase;
}

.cta-button {
    background: var(--gradient-blue);
    color: white;
    border: none;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: bold;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-hero-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 400px;
    height: 450px;
}

.product-hero {
    width: 100%;
    height: 100%;
    max-height: 450px;
    filter: drop-shadow(0 25px 50px rgba(0, 153, 255, 0.25));
    animation: float 3s ease-in-out infinite;
    object-fit: contain;
    background: transparent;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.hero-glow {
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 153, 255, 0.3), transparent);
    opacity: 0.6;
    filter: blur(100px);
    z-index: -1;
    animation: pulse 4s ease-in-out infinite;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--primary-blue);
    border-bottom: 2px solid var(--primary-blue);
    transform: rotate(45deg);
    margin: 10px auto;
}

/* Comparison Section */
.comparison {
    padding: 6rem 0;
    background: var(--primary-white);
}

.section-title {
    font-family: 'Bebas Neue', cursive;
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    text-align: center;
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.25rem;
    margin-bottom: 3rem;
}

.comparison-grid {
    display: grid;
    grid-template-columns: minmax(300px, 1fr) auto minmax(300px, 1fr);
    gap: 2rem;
    align-items: stretch;
    margin-top: 3rem;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.product-card {
    background: var(--primary-white);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-light);
    min-height: 650px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.product-card.original {
    opacity: 0.85;
    transform: scale(0.98);
    animation: shake 8s ease-in-out infinite;
    position: relative;
    overflow: hidden;
}

.product-card.original::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
                transparent,
                rgba(255, 0, 0, 0.1),
                transparent);
    animation: redWave 3s linear infinite;
}

@keyframes shake {
    0%, 100% { transform: scale(0.98) rotate(0deg); }
    25% { transform: scale(0.98) rotate(-0.5deg); }
    75% { transform: scale(0.98) rotate(0.5deg); }
}

@keyframes warningShake {
    0%, 100% { transform: scale(0.9) rotate(-2deg); }
    20% { transform: scale(0.9) rotate(-3deg) translateX(-3px); }
    40% { transform: scale(0.9) rotate(-1deg) translateX(3px); }
    60% { transform: scale(0.9) rotate(-3deg) translateX(-3px); }
    80% { transform: scale(0.9) rotate(-1deg) translateX(3px); }
}

@keyframes redWave {
    0% { left: -100%; }
    100% { left: 100%; }
}

.product-card.original.faded {
    filter: grayscale(30%) contrast(0.9);
}

.product-card.ultra {
    transform: scale(1.05);
    box-shadow: 0 10px 40px rgba(0, 153, 255, 0.2);
    border: 3px solid var(--primary-blue);
    animation: ultraGlow 3s ease-in-out infinite;
    position: relative;
    z-index: 10;
}

@keyframes ultraGlow {
    0%, 100% {
        box-shadow: 0 10px 40px rgba(0, 153, 255, 0.2);
        transform: scale(1.05);
    }
    50% {
        box-shadow: 0 15px 50px rgba(0, 153, 255, 0.3);
        transform: scale(1.06);
    }
}

.product-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    padding: 5px 20px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.875rem;
    text-transform: uppercase;
}

.product-badge.old {
    background: var(--danger-red);
    color: white;
}

.product-badge.new {
    background: var(--gradient-blue);
    color: white;
}

.product-image {
    width: 160px;
    height: 320px;
    object-fit: contain;
    margin: 1.5rem auto;
}

.product-card.original .product-image {
    transform: scale(0.85);
    opacity: 0.85;
    animation: glitch 10s ease-in-out infinite;
    filter: blur(0.3px);
}

@keyframes glitch {
    0%, 100% {
        filter: blur(0.3px);
        transform: scale(0.85) translateX(0);
    }
    95% {
        filter: blur(0.3px);
        transform: scale(0.85) translateX(0);
    }
    96% {
        filter: blur(1px);
        transform: scale(0.85) translateX(-2px);
    }
    97% {
        filter: blur(0.5px);
        transform: scale(0.85) translateX(2px);
    }
    98% {
        filter: blur(2px);
        transform: scale(0.85) translateX(-1px);
    }
    99% {
        filter: blur(0.3px);
        transform: scale(0.85) translateX(1px);
    }
}

.product-image.small {
    /* Keeping for backward compatibility */
}

.product-card h3 {
    font-size: 1.75rem;
    margin: 1rem 0;
    font-family: 'Bebas Neue', cursive;
}

.product-stats {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 1.5rem 0;
}

.stat-item {
    padding: 0.75rem;
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.product-card.original .stat-item.bad {
    background: rgba(255, 0, 0, 0.1);
    color: var(--danger-red);
    animation: pulseBad 2s ease-in-out infinite;
}

@keyframes pulseBad {
    0%, 100% {
        background: rgba(255, 0, 0, 0.1);
    }
    50% {
        background: rgba(255, 0, 0, 0.15);
    }
}

.stat-item.bad {
    background: rgba(255, 0, 0, 0.1);
    color: var(--danger-red);
}

.stat-item.warning {
    background: rgba(255, 165, 0, 0.1);
    color: var(--warning-orange);
}

.stat-item.good {
    background: rgba(0, 153, 255, 0.1);
    color: var(--primary-blue);
}

.stat-item.excellent {
    background: rgba(0, 255, 0, 0.1);
    color: var(--success-green);
}

.stat-value {
    font-weight: bold;
    font-size: 1.25rem;
}

.stat-desc {
    font-size: 0.875rem;
}

.target-audience {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 10px;
    background: var(--gradient-silver);
}

.target-audience.winner {
    background: var(--gradient-blue);
    color: white;
}

.audience-label {
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.audience-text {
    font-style: italic;
}

.vs-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-blue);
    position: relative;
}

.vs-divider::before,
.vs-divider::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 100px;
    background: var(--gradient-blue);
}

.vs-divider::before {
    top: -120px;
}

.vs-divider::after {
    bottom: -120px;
}

/* Benefits Section */
.benefits {
    padding: 6rem 0;
    background: var(--gradient-silver);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.benefit-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-light);
}

.benefit-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.benefit-card h3 {
    font-family: 'Bebas Neue', cursive;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.benefit-card p {
    color: var(--text-light);
}

/* Lifestyle Section */
.lifestyle {
    padding: 6rem 0;
    background: var(--primary-white);
}

.lifestyle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.lifestyle-card {
    text-align: center;
    padding: 2rem;
    border-radius: 15px;
    background: var(--gradient-silver);
    transition: all 0.3s ease;
}

.lifestyle-card:hover {
    transform: scale(1.05);
    background: var(--gradient-blue);
    color: white;
}

.lifestyle-emoji {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.lifestyle-card h3 {
    font-family: 'Bebas Neue', cursive;
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.lifestyle-quote {
    margin-top: 4rem;
    padding: 2rem;
    background: var(--gradient-blue);
    border-radius: 20px;
    color: white;
    text-align: center;
}

.lifestyle-quote blockquote {
    font-size: 1.25rem;
    font-style: italic;
    margin-bottom: 1rem;
}

.lifestyle-quote cite {
    font-weight: bold;
}

/* Nutrition Section */
.nutrition {
    padding: 6rem 0;
    background: var(--gradient-silver);
}

.nutrition-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 800px;
    margin: 3rem auto;
}

.nutrition-column h3 {
    font-family: 'Bebas Neue', cursive;
    font-size: 1.75rem;
    margin-bottom: 1rem;
    text-align: center;
}

.nutrition-table {
    width: 100%;
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.nutrition-table tr {
    border-bottom: 1px solid var(--primary-silver);
}

.nutrition-table tr:last-child {
    border-bottom: none;
}

.nutrition-table td {
    padding: 1rem;
}

.nutrition-table td:first-child {
    font-weight: 500;
}

.nutrition-table .value {
    text-align: right;
    font-weight: bold;
}

.nutrition-table.negative .value.bad {
    color: var(--danger-red);
    font-size: 1.25rem;
}

.nutrition-table.positive .value.good {
    color: var(--primary-blue);
}

.nutrition-table.positive .value.excellent {
    color: var(--success-green);
    font-size: 1.25rem;
}

/* Final CTA */
.final-cta {
    padding: 6rem 0;
    background: var(--gradient-blue);
    color: white;
    text-align: center;
}

.cta-title {
    font-family: 'Bebas Neue', cursive;
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-button.primary {
    background: white;
    color: var(--primary-blue);
}

.cta-button.secondary {
    background: transparent;
    border: 2px solid white;
    color: white;
}

.cta-button.secondary:hover {
    background: white;
    color: var(--primary-blue);
}

/* Footer */
.footer {
    background: var(--primary-black);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    font-family: 'Bebas Neue', cursive;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

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

.footer-section a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--primary-blue);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: white;
    margin: 10% auto;
    padding: 2rem;
    border-radius: 20px;
    max-width: 500px;
    position: relative;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.close {
    color: var(--text-light);
    float: right;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
}

.close:hover {
    color: var(--primary-blue);
}

.modal-content h2 {
    font-family: 'Bebas Neue', cursive;
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.modal-list {
    list-style: none;
    margin: 1.5rem 0;
}

.modal-list li {
    padding: 0.5rem 0;
    font-size: 1.1rem;
}

.modal-cta {
    background: var(--gradient-silver);
    padding: 1rem;
    border-radius: 10px;
    margin-top: 1.5rem;
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .comparison-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        max-width: 500px;
    }

    .vs-divider {
        margin: 2rem 0;
    }

    .vs-divider::before,
    .vs-divider::after {
        display: none;
    }

    .product-card.original {
        transform: scale(1);
        order: 2;
    }

    .vs-divider {
        order: 1;
    }

    .product-card.ultra {
        transform: scale(1.05);
        order: 0;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-stats {
        justify-content: center;
        gap: 2rem;
    }

    .product-hero-wrapper {
        max-width: 280px;
        height: 400px;
    }

    .product-hero {
        max-height: 400px;
    }

    .comparison-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .product-card {
        min-height: auto;
        padding: 2rem 1.5rem;
    }

    .nutrition-comparison {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .product-card.original {
        transform: scale(1);
    }

    .product-card.ultra {
        transform: scale(1);
    }

    .benefits-grid,
    .lifestyle-grid {
        gap: 1.5rem;
    }

    .section-title {
        margin-bottom: 2rem;
    }

    .comparison,
    .benefits,
    .lifestyle,
    .nutrition,
    .final-cta {
        padding: 4rem 0;
    }
}

/* Animations */
@keyframes slideInLeft {
    from {
        transform: translateX(-100px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.animate-left {
    animation: slideInLeft 0.6s ease forwards;
}

.animate-right {
    animation: slideInRight 0.6s ease forwards;
}

.animate-up {
    animation: slideInUp 0.6s ease forwards;
}

/* Loading animation */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--primary-silver);
    border-top: 5px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}