/* Reset & Base Styles */

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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #0d0d0d;
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

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

/* Color Variables */

:root {
    --primary-black: #0d0d0d;
    --pure-white: #ffffff;
    --premium-blue: #0044cc;
    --metallic-silver: #c0c0c0;
    --light-gray: #f8f9fa;
    --dark-gray: #333333;
    --gradient-primary: linear-gradient(135deg, #0044cc, #001a66);
    --gradient-secondary: linear-gradient(135deg, #0d0d0d, #333333);
    --shadow-light: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 8px 30px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 15px 50px rgba(0, 0, 0, 0.2);
}

/* Navigation */

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

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo h2 {
    color: var(--premium-blue);
    font-weight: 700;
    font-size: 1.8rem;
    letter-spacing: -0.5px;
}

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

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

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

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

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

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

.bar {
    width: 25px;
    height: 3px;
    background: var(--primary-black);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

/* Hero Section */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--gradient-secondary);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 68, 204, 0.8), rgba(13, 13, 13, 0.6));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text {
    color: var(--pure-white);
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -2px;
    line-height: 1.1;
    background: linear-gradient(135deg, #ffffff, #c0c0c0);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: titleGlow 3s ease-in-out infinite alternate;
}

@keyframes titleGlow {
    0% {
        filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.3));
    }
    100% {
        filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.6));
    }
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--metallic-silver);
    letter-spacing: 1px;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    line-height: 1.7;
    max-width: 500px;
}

.cta-button {
    background: var(--gradient-primary);
    color: var(--pure-white);
    border: none;
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow-medium);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
    background: linear-gradient(135deg, #0066ff, #002199);
}

.button-arrow {
    transition: transform 0.3s ease;
}

.cta-button:hover .button-arrow {
    transform: translateX(5px);
}

.hero-image {
    position: relative;
    z-index: 1;
}

.hero-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: var(--shadow-heavy);
    filter: brightness(1.1) contrast(1.2);
}

/* Collection Section */

.collection {
    padding: 100px 0;
    background: var(--light-gray);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-black);
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--dark-gray);
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.8;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.product-card {
    background: var(--pure-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
    position: relative;
}

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

.product-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--premium-blue);
    color: var(--pure-white);
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.product-info {
    padding: 25px;
}

.product-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-black);
    margin-bottom: 12px;
}

.product-features {
    color: var(--dark-gray);
    margin-bottom: 20px;
    line-height: 1.8;
    font-size: 0.95rem;
}

.product-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--premium-blue);
    letter-spacing: -0.5px;
}

/* About Section */

.about {
    padding: 100px 0;
    background: var(--pure-white);
}

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

.about-description {
    font-size: 1.1rem;
    color: var(--dark-gray);
    margin-bottom: 25px;
    line-height: 1.8;
    text-align: justify;
}

.about-features {
    margin-top: 40px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 25px;
}

.feature-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--premium-blue), #0066ff);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-light);
}

.feature-text h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-black);
    margin-bottom: 5px;
}

.feature-text p {
    color: var(--dark-gray);
    font-size: 0.95rem;
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: var(--shadow-medium);
}

/* Testimonials Section */

.testimonials {
    padding: 100px 0;
    background: var(--light-gray);
}

.testimonials-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: 20px;
}

.testimonial-card {
    display: none;
    background: var(--pure-white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-medium);
    text-align: center;
    animation: slideIn 0.5s ease;
}

.testimonial-card.active {
    display: block;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.stars {
    color: #ffd700;
    font-size: 1.5rem;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin-bottom: 30px;
    line-height: 1.7;
    font-style: italic;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--premium-blue);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-black);
    margin-bottom: 3px;
}

.author-info p {
    color: var(--dark-gray);
    font-size: 0.9rem;
}

.slider-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-top: 30px;
}

.slider-btn {
    background: var(--premium-blue);
    color: var(--pure-white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-btn:hover {
    background: #0066ff;
    transform: scale(1.1);
}

.slider-dots {
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--metallic-silver);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: var(--premium-blue);
    transform: scale(1.3);
}

/* Newsletter Section */

.newsletter {
    padding: 100px 0;
    background: var(--gradient-primary);
    color: var(--pure-white);
    text-align: center;
}

.newsletter .section-title {
    color: var(--pure-white);
}

.newsletter .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

.newsletter-form {
    max-width: 500px;
    margin: 0 auto;
    margin-top: 40px;
}

.form-group {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

#emailInput {
    flex: 1;
    padding: 16px 20px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    background: var(--pure-white);
    color: var(--primary-black);
    outline: none;
    box-shadow: var(--shadow-light);
}

#emailInput::placeholder {
    color: var(--metallic-silver);
}

.subscribe-btn {
    background: var(--primary-black);
    color: var(--pure-white);
    border: none;
    padding: 16px 30px;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.subscribe-btn:hover {
    background: var(--dark-gray);
    transform: translateY(-2px);
}

.success-message {
    display: none;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 15px 25px;
    border-radius: 50px;
    margin-top: 15px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    animation: slideUp 0.5s ease;
}

.success-message.show {
    display: flex;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.success-icon {
    background: #10b981;
    color: var(--pure-white);
    width: 25px;
    height: 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

/* Footer */

.footer {
    background: var(--primary-black);
    color: var(--pure-white);
    padding: 60px 0 30px;
}

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

.footer-logo {
    font-size: 2rem;
    font-weight: 700;
    color: var(--premium-blue);
    margin-bottom: 10px;
}

.footer-tagline {
    color: var(--metallic-silver);
    font-size: 1rem;
    margin-bottom: 20px;
}

.footer-nav h4,
.footer-social h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--pure-white);
}

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

.footer-nav li {
    margin-bottom: 10px;
}

.footer-nav a {
    color: var(--metallic-silver);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-nav a:hover {
    color: var(--premium-blue);
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 45px;
    height: 45px;
    background: var(--dark-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--metallic-silver);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--premium-blue);
    color: var(--pure-white);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid var(--dark-gray);
    padding-top: 30px;
    text-align: center;
    color: var(--metallic-silver);
}

/* Responsive Design */

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--pure-white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-medium);
        padding: 20px 0;
    }
    .nav-menu.active {
        left: 0;
    }
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
        padding: 20px;
    }
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-image {
        order: -1;
    }
    .hero-image img {
        height: 300px;
    }
    .section-title {
        font-size: 2rem;
    }
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .about-image {
        order: -1;
    }
    .form-group {
        flex-direction: column;
    }
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .social-icons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    .hero-title {
        font-size: 2rem;
    }
    .hero-subtitle {
        font-size: 1.2rem;
    }
    .section-title {
        font-size: 1.8rem;
    }
    .products-grid {
        grid-template-columns: 1fr;
    }
    .product-card {
        margin: 0 10px;
    }
    .testimonial-card {
        padding: 25px;
    }
    .testimonial-text {
        font-size: 1rem;
    }
}

/* Smooth Animations */

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Loading Animation */

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Scroll Indicator */

.scroll-indicator {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--premium-blue), #0066ff);
    transform-origin: left;
    z-index: 9999;
}