/* ===================================
   CSS RESET & BASE STYLES
   =================================== */

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

:root {
    /* Color Palette */
    --primary-dark: #0B0B1F;
    --secondary-dark: #151532;
    --accent-purple: #6C5CE7;
    --accent-blue: #4B7BEC;
    --accent-pink: #FF69B4;
    --accent-cyan: #00D9FF;
    --text-white: #FFFFFF;
    --text-gray: #A8A8B3;
    --gradient-purple: linear-gradient(135deg, #667EEA 0%, #764BA2 100%);
    --gradient-blue: linear-gradient(135deg, #4B7BEC 0%, #6C5CE7 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}


html {
    scroll-behavior: smooth;
}

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

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.8);
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.modal-content {
  background: #140524;
  border-radius: 15px;
  color: #fff;
  padding: 30px 40px;
  text-align: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  max-width: 400px;
}

.modal-content h2 {
  margin-bottom: 20px;
  font-size: 20px;
}

.buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

button {
  padding: 10px 25px;
  font-size: 16px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s ease;
}

#yesBtn {
  background: #764BA2;
  color: #fff;
}

#yesBtn:hover {
  background: #4caf50;
}

#noBtn {
  background: #4B7BEC   ;
  color: #fff;
}

#noBtn:hover {
  background: #d32f2f;
}
/* Warning section */
.warn {
  font-size: 16px;
  background-color: #000;
  color: white;
  width: 100%;
  text-align: center;
  padding: 10px 0;
  font-weight: bold;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

button {
    cursor: pointer;
    border: none;
    outline: none;
    font-family: inherit;
    transition: var(--transition-normal);
}

ul {
    list-style: none;
}

/* ===================================
   HEADER & NAVIGATION
   =================================== */

.header {
    background: rgba(11, 11, 31, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.logo {
    align-items: center;
    gap: 0.3rem;
    font-size: 1.5rem;
}
.logo img{
    width: 60px;
}

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

.logo-nft {
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--text-gray);
    font-size: 0.95rem;
    position: relative;
}

.nav-link:hover {
    color: var(--text-white);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-purple);
    transition: var(--transition-normal);
}

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

.nav-buttons {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.btn-support {
    background: transparent;
    color: var(--text-white);
    padding: 0.6rem 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
}

.btn-support:hover {
    border-color: var(--accent-purple);
    background: rgba(108, 92, 231, 0.1);
}

.btn-signin {
    background: var(--gradient-purple);
    color: var(--text-white);
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
}

.btn-signin:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(108, 92, 231, 0.4);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-white);
    transition: var(--transition-normal);
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ===================================
   HERO SECTION
   =================================== */

.hero {
    padding: var(--spacing-xxl) 0;
    background: radial-gradient(ellipse at top, rgba(108, 92, 231, 0.15), transparent 60%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, #FFFFFF 0%, #A8A8B3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.btn-primary {
    background: var(--gradient-purple);
    color: var(--text-white);
    padding: 1rem 2.5rem;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 24px rgba(108, 92, 231, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--text-white);
    padding: 1rem 2.5rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
}

.btn-secondary:hover {
    border-color: var(--accent-purple);
    background: rgba(108, 92, 231, 0.1);
}

.learn-more {
    color: var(--text-gray);
    text-decoration: underline;
    font-size: 0.95rem;
}

.learn-more:hover {
    color: var(--text-white);
}

.stats {
    display: flex;
    gap: var(--spacing-xl);
    padding: var(--spacing-lg) 0;
    background: rgba(21, 21, 50, 0.5);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.stat-item h3 {
    font-size: 2rem;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.3rem;
}

.stat-item p {
    color: var(--text-gray);
    font-size: 0.9rem;
}

.user-avatars {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.avatars {
    display: flex;
}

.avatars img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 3px solid var(--primary-dark);
    margin-left: -15px;
    background: var(--secondary-dark);
}

.avatars img:first-child {
    margin-left: 0;
}

.avatar-text h4 {
    font-size: 1.2rem;
    margin-bottom: 0.2rem;
}

.avatar-text p {
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Featured NFT Card */
.featured-nft-card {
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.2), rgba(75, 123, 236, 0.2));
    border-radius: var(--radius-xl);
    padding: var(--spacing-md);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
}

.featured-nft-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(108, 92, 231, 0.3);
}

.nft-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: var(--spacing-md);
    aspect-ratio: 3 / 4;
    background: var(--secondary-dark);
}

.nft-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.nft-info h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.nft-price,
.nft-highest {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.nft-price span,
.nft-highest span {
    color: var(--text-white);
    font-weight: 600;
}

/* ===================================
   PARTNERS SECTION
   =================================== */

.partners {
    padding: var(--spacing-xl) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.partner-logos {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.partner-logo {
    color: var(--text-gray);
    font-size: 1.2rem;
    font-weight: 600;
    opacity: 0.6;
    transition: var(--transition-fast);
}

.partner-logo:hover {
    opacity: 1;
    color: var(--text-white);
}

/* ===================================
   POPULAR THIS WEEK SECTION
   =================================== */

.popular-week {
    padding: var(--spacing-xxl) 0;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    background: linear-gradient(135deg, #FFFFFF 0%, #A8A8B3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nft-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.nft-card {
    background: var(--secondary-dark);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.nft-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(108, 92, 231, 0.5);
}

.nft-card.featured-card {
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.2), rgba(75, 123, 236, 0.2));
}

.nft-card-image {
    aspect-ratio: 1 / 1.2;
    overflow: hidden;
    background: var(--primary-dark);
}

.nft-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.nft-card-info {
    padding: var(--spacing-md);
}

.nft-card-info h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
}

.nft-card-info .creator {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.nft-card-info .price {
    color: var(--accent-purple);
    font-weight: 600;
    font-size: 1rem;
}

/* ===================================
   TOP SELLERS SECTION
   =================================== */

.top-sellers {
    padding: var(--spacing-xxl) 0;
    background: radial-gradient(ellipse at center, rgba(108, 92, 231, 0.05), transparent 70%);
}

.sellers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.seller-card {
    background: var(--secondary-dark);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.05);
}
.btn-buy{
    padding: 10px 30px;
    border-radius: 10px;
    margin-top: 15px;
    border: 1px solid #4B7BEC;
    text-align: center;
    background: var(--gradient-purple);

}
.btn-buy:hover{
    background: #DCA4EB;
}
.seller-card:hover {
    transform: translateY(-5px);
    background: rgba(21, 21, 50, 0.8);
    border-color: rgba(108, 92, 231, 0.3);
}

.seller-avatar {
    flex-shrink: 0;
    width: 100px;
    aspect-ratio: 1;
    overflow: hidden;
    object-fit: cover;
}



.seller-info h4 {
    font-size: 1rem;
    margin-bottom: 0.3rem;
}

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

/* ===================================
   EXPLORE ARTWORKS SECTION
   =================================== */

.explore-artworks {
    padding: var(--spacing-xxl) 0;
}

.artworks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.artwork-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    transition: var(--transition-normal);
    background: var(--secondary-dark);
}

.artwork-card:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.artwork-image {
    aspect-ratio: 16 / 9;
    display: flex;
    flex-direction: column;
    gap: 20px;
    place-content: center;
    align-items: center;
    padding:0 20px
}



.artwork-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-md);
    background: linear-gradient(to top, rgba(11, 11, 31, 0.95), transparent);
}

.artwork-info h4 {
    font-size: 1.1rem;
}

/* ===================================
   CTA SECTION
   =================================== */

.cta-section {
    padding: var(--spacing-xxl) 0;
    margin: var(--spacing-xxl) 0;
}

.cta-content {
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.2), rgba(75, 123, 236, 0.2));
    border-radius: var(--radius-xl);
    padding: var(--spacing-xxl) var(--spacing-lg);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.3;
}

/* ===================================
   FOOTER
   =================================== */
footer {
  position: relative;
  width: 100%;
  background-color: var(--bg-color);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 35px;
  padding: 40px 100px;
}
footer a {
  text-decoration: none;
  color: inherit;
}
.footer-logo {
  padding: 35px 20px;
  padding-top: 20px;
  margin-right: 40px;
}
.footer-logo img {
  width: 100px;
  height: auto;
}
.footer-cont {
  width: 100%;
  display: flex;
  color: white;
  font-size: 26px;
  gap: 80px;
  padding-bottom: 35px;
  border-bottom: 2px solid gray;
  position: relative;
}
.foot-cont-one {
  display: flex;
  gap: 80px;
}
.copyright {
  width: 100%;
  text-align: center;
  padding-top: 35px;
  border-top: 2px solid gray;

  color: rgb(168, 167, 167);
}
footer svg {
  fill: rgba(255, 255, 255, 0.842);
  stroke-miterlimit: 10;
  stroke-width: 1px;
  width: 40px;
}
.city {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 26px;
}
.cont-col {
  display: flex;
  flex-direction: column;
}
.cont-col:first-child {
  color: rgb(168, 167, 167);
}
.cont-col:first-child a:first-child {
  color: white;
}
.foot-cont-two {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.foot-cont-two div {
  align-items: center;
  display: flex;
  gap: 20px;
}
.foot-cont-three {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: white;
  font-size: 20px;
}
.foot-cont-three p:hover {
  cursor: pointer;
  transform: scale(1.1);
}
.foot-cont-three p {
  position: relative;
  padding-right: 16px;
}
.foot-cont-three p::after {
  content: "▼";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 12px;
}
.foot-cont-three p.active::after {
  transform: translateY(-50%) rotate(180deg);
}
.foot-cont-three a {
  display: none;
}
.social {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: start;
  gap: 10px;
  border-bottom: 2px solid gray;
}

/* Description Section */
.description-section {
  background: var(--bg-color);
}

.description-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1280px;
  margin: 0 auto;
}

.description-item {
  background: var(--card-bg);
  border-radius: var(--border-radius);
  padding: 30px;
  transition: var(--transition);
  border: 1px solid rgba(127, 41, 232, 0.2);
  display: flex;
  flex-direction: column;
}

.description-item:hover {
  border-color: rgba(127, 41, 232, 0.4);
  box-shadow: 0 5px 15px rgba(127, 41, 232, 0.2);
}

.description-title {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: var(--text-color);
}

.description-text {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
}

.description-hidden {
  display: none;
}

.description-visible {
  display: block;
}

.description-item.expanded {
  display: block;
}



.btn-see-more {
  display: block;
  margin: 30px auto 0;
  padding: 12px 30px;
  background: var(--gradient-main);
  color: #fff;
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-main);
  grid-column: 1 / -1;
  width: fit-content;
}

.btn-see-more:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(127, 41, 232, 0.4);
}

.btn-see-more.hidden {
  display: none;
}
@media (max-width: 768px) and (min-width: 320px) {
  footer {
    align-items: center;
    padding: 40px 40px;
  }
  .warn{
    font-size: 12px !important;
  }
  .footer-logo {
    margin-right: 0;
  }
  .social {
    gap: 0;
  }
  .footer-logo img {
    object-fit: cover;
    width: 90px;
  }
  .footer-cont {
    font-size: 18px;
    flex-direction: column;
  }
  .foot-cont-two {
    padding-top: 35px;
    border-top: 2px solid gray;
  }
  .foot-cont-three {
    flex-direction: column;
  }
  .featured-title {
    font-size: 1.25rem;
  }
  .featured-desc {
    font-size: 0.9rem;
  }
  .featured-btns {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
  }
  .featured-btns a {
    width: 100%;
    text-align: center;
    padding: 10px 20px;
  }
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .artworks-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    /* Mobile Navigation */
    .nav-menu {
        display: none;
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: rgba(21, 21, 50, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: var(--transition-slow);
        gap: var(--spacing-xl);
        padding: var(--spacing-xl);
    }
    
    .nav-menu.active {
        right: 0;
        display: flex;
    }
    
    .nav-buttons {
        position: fixed;
        bottom: var(--spacing-xl);
        left: 50%;
        transform: translateX(-50%);
        z-index: 999;
        opacity: 0;
        pointer-events: none;
        transition: var(--transition-normal);
    }
    
    .nav-buttons.active {
        opacity: 1;
        pointer-events: all;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .nft-grid {
        grid-template-columns: 1fr;
    }
    
    .sellers-grid {
        grid-template-columns: 1fr;
    }
    
    .artworks-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .partner-logos {
        justify-content: center;
    }
    .description-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .cta-content h2 {
        font-size: 1.5rem;
    }
}

/* Mobile: fix artwork-card height so cards are consistent and not collapsing */
@media (max-width: 480px) {
    .artwork-card {
        min-height: 180px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .artwork-image {
        aspect-ratio: auto;
        height: 160px;
        padding: 12px;
    }

    .artwork-info {
        position: static;
        padding: 12px;
    }
}
.partner-logos {
    overflow: hidden;
    white-space: nowrap;
    }
.logos {
    display: flex;
    gap: 30px;
    width: 200%;
    animation: scroll 20s linear infinite;
}
.partner-logo {
    flex-shrink: 0;
    margin: 0 15px;
}
@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}