@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --primary-black: #111111;
    --primary-white: #ffffff;
    --accent-red: #DC2626;
    --accent-red-dark: #991B1B;
    --accent-blue: #0047ab;
    --accent-green: #00d4aa;
    --gradient-1: linear-gradient(135deg, #DC2626 0%, #991B1B 100%);
    --gradient-2: linear-gradient(135deg, #EF4444 0%, #7F1D1D 100%);
    --gradient-3: linear-gradient(135deg, #DC2626 0%, #111111 100%);
    --shadow-soft: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 20px 60px rgba(0, 0, 0, 0.15);
    --shadow-strong: 0 30px 80px rgba(0, 0, 0, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(17, 17, 17, 0.8);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 1.5rem 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(17, 17, 17, 0.95);
    padding: 1rem 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24rem;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    flex-shrink: 0;
    z-index: 10;
}

.navbar.scrolled .logo {
    transform: translateX(-50%);
}

.logo-svg {
    height: 35px;
    width: auto;
    color: #DC2626;
    filter: drop-shadow(0 0 8px rgba(220, 38, 38, 0.8)) drop-shadow(0 0 15px rgba(220, 38, 38, 0.6)) drop-shadow(0 0 25px rgba(220, 38, 38, 0.4));
    transition: all 0.3s ease;
}

.logo:hover {
    transform: translateX(-50%) scale(1.05);
}

.logo:hover .logo-svg {
    filter: drop-shadow(0 0 12px rgba(220, 38, 38, 1)) drop-shadow(0 0 20px rgba(220, 38, 38, 0.8)) drop-shadow(0 0 35px rgba(220, 38, 38, 0.6));
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8rem;
    margin: 0;
    padding: 0;
}

.nav-menu-left {
    order: 1;
}

.nav-menu-right {
    order: 3;
}

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

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-white);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 120px 2rem 2rem;
    overflow: hidden;
    background-color: #000;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('nike-reimagined-images/nike-hero-image.jpg');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed;
    background-repeat: no-repeat;
    filter: contrast(1.3) saturate(1.5) brightness(0.95);
    z-index: 0;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(180deg, rgba(17, 17, 17, 0.6) 0%, rgba(17, 17, 17, 0.3) 50%, rgba(17, 17, 17, 0.6) 100%),
        radial-gradient(ellipse at center, rgba(220, 38, 38, 0.25) 0%, rgba(220, 38, 38, 0.1) 40%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    max-width: 1400px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    animation: fadeInUp 1s ease;
    max-width: 800px;
    text-align: center;
}

.hero-visual-area {
    display: none;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: -2px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.8), 0 2px 10px rgba(0, 0, 0, 0.6);
}

.hero-title .word {
    display: block;
    color: rgba(255, 255, 255, 0.85);
    animation: slideInLeft 0.8s ease forwards;
    opacity: 0;
}

.hero-title .word:nth-child(1) {
    animation-delay: 0.2s;
}

.hero-title .word:nth-child(2) {
    animation-delay: 0.4s;
}

.hero-title .word:nth-child(3) {
    animation-delay: 0.6s;
    background: linear-gradient(135deg, #DC2626 0%, #EF4444 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 1);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    animation: fadeInUp 1s ease 0.8s backwards;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8), 0 1px 5px rgba(0, 0, 0, 0.6);
}

.cta-button {
    display: inline-block;
    padding: 1rem 3rem;
    font-size: 1rem;
    font-weight: 600;
    background: var(--accent-red);
    color: var(--primary-white);
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    animation: fadeInUp 1s ease 1s backwards;
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.cta-button:hover::before {
    width: 300px;
    height: 300px;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(220, 38, 38, 0.5);
}


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

.mouse {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 12px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

/* Products Section */
.products {
    padding: 8rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: -1px;
}

.section-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.6);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.product-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 30px;
    overflow: hidden;
    transition: all 0.4s ease;
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.15) 0%, rgba(17, 17, 17, 0.3) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.product-card:hover::before {
    opacity: 1;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-strong);
    border-color: rgba(220, 38, 38, 0.6);
}

.product-image {
    height: 400px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(17, 17, 17, 0.5);
}

.product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.6s ease;
    filter: brightness(0.9);
}

.product-card:hover .product-img {
    transform: scale(1.1);
    filter: brightness(1);
}

.product-info {
    padding: 2rem;
    position: relative;
    z-index: 2;
}

.product-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.product-info p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 1.5rem;
}

.product-features {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.product-features span {
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* About Section */
.about {
    padding: 8rem 2rem;
    background: linear-gradient(180deg, var(--primary-black) 0%, #0a0a0a 100%);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(220, 38, 38, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.about-container {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 6rem;
}

.about-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.about-title {
    font-size: clamp(4rem, 8vw, 7rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: -3px;
}

.about-title-line {
    display: block;
}

.about-title-line:nth-child(1) {
    color: rgba(255, 255, 255, 0.9);
}

.about-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 3rem;
}

.about-quote {
    position: relative;
    padding: 2rem;
    border-left: 4px solid var(--accent-red);
    background: rgba(220, 38, 38, 0.05);
    border-radius: 10px;
}

.quote-mark {
    font-size: 5rem;
    font-weight: 900;
    color: var(--accent-red);
    opacity: 0.3;
    position: absolute;
    top: -10px;
    left: 1rem;
    line-height: 1;
}

.quote-text {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-white);
    font-style: italic;
    position: relative;
    z-index: 1;
    margin: 0;
}

.about-visual {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.about-card {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.1) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.about-card:hover::before {
    opacity: 1;
}

.about-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-red);
    box-shadow: 0 20px 60px rgba(220, 38, 38, 0.3);
}

.about-card-2 {
    grid-column: span 2;
}

.card-number {
    font-size: 4rem;
    font-weight: 900;
    color: var(--accent-red);
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.card-text {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    z-index: 1;
}

.about-mission {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.mission-block {
    background: rgba(255, 255, 255, 0.03);
    padding: 3rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s ease;
}

.mission-block:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-5px);
}

.mission-block h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-red);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.mission-block p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.gradient-text {
    background: linear-gradient(135deg, #DC2626 0%, #991B1B 50%, #111111 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradientShift 5s ease infinite;
}

/* Collections Section */
.collections {
    padding: 8rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.collections-container {
    max-width: 1400px;
    margin: 0 auto;
}

.collections-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.collection-banner {
    position: relative;
    min-height: 400px;
    border-radius: 30px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.4s ease;
    background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
}

.collection-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.2) 0%, rgba(17, 17, 17, 0.8) 100%);
    z-index: 1;
    transition: all 0.4s ease;
}

.collection-banner:hover::before {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.4) 0%, rgba(17, 17, 17, 0.6) 100%);
}

.collection-banner:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 80px rgba(220, 38, 38, 0.4);
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.8) 100%);
    z-index: 2;
}

.banner-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 3rem;
    z-index: 3;
    transform: translateY(0);
    transition: transform 0.4s ease;
}

.collection-banner:hover .banner-content {
    transform: translateY(-10px);
}

.banner-category {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent-red);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
    display: inline-block;
}

.banner-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    color: var(--primary-white);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: -1px;
}

.banner-description {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.banner-link {
    color: var(--primary-white);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.banner-link:hover {
    color: var(--accent-red);
    transform: translateX(5px);
}

.banner-accent {
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(220, 38, 38, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(60px);
    z-index: 0;
    transition: all 0.4s ease;
}

.collection-banner:hover .banner-accent {
    transform: scale(1.5);
    opacity: 0.6;
}

.collection-running {
    background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
}

.collection-basketball {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
}

.collection-training {
    background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
}

.collection-lifestyle {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
}

/* Footer */
.footer {
    background: #0a0a0a;
    padding: 4rem 2rem 2rem;
    margin-top: 8rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-section a {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    margin-bottom: 1rem;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--accent-red);
}

.social-links {
    display: flex;
    gap: 2rem;
}

.social-link {
    position: relative;
    padding-bottom: 5px;
}

.social-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-red);
    transition: width 0.3s ease;
}

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

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.4);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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


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

@keyframes scroll {
    0% {
        opacity: 0;
        transform: translateX(-50%) translateY(0);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(15px);
    }
}

@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-text {
        max-width: 100%;
        padding: 0 1rem;
    }

    .nav-menu {
        gap: 2rem;
    }

    .about-main {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-visual {
        grid-template-columns: 1fr;
    }

    .about-card-2 {
        grid-column: span 1;
    }

    .about-mission {
        grid-template-columns: 1fr;
    }

    .collections-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero {
        background-attachment: scroll;
    }

    .nav-container {
        gap: 1rem;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: rgba(17, 17, 17, 0.98);
        width: 100%;
        text-align: center;
        transition: left 0.3s ease;
        padding: 2rem 0;
        gap: 2rem;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu-left,
    .nav-menu-right {
        order: unset;
    }

    .logo {
        order: 1;
        margin: 0;
    }

    .hamburger {
        display: flex;
        order: 4;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .collections-grid {
        grid-template-columns: 1fr;
    }

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