/* ==========================================
   CSS Custom Properties - Color Scheme
   ========================================== */
:root {
    --accent-color: #FDC63E;
    --accent-dark: #E5B235;
    --accent-light: #FEDD7A;
    --base-color: #000000;
    --color-black: #000000;
    --color-white: #FFFFFF;
    --color-gray: #666666;
    --color-light-gray: #E0E0E0;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.8s ease;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
}

/* ==========================================
   Base Styles
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ==========================================
   Button Styles
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 500;
    font-family: 'Roboto', sans-serif;
    border: none;
    border-radius: 24px;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    box-shadow: var(--shadow-sm);
}

.btn .material-icons {
    font-size: 1.2rem;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--color-black);
}

.btn-primary:hover {
    background-color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: rgba(253, 198, 62, 0.15);
    color: var(--color-black);
}

.btn-secondary:hover {
    background-color: rgba(253, 198, 62, 0.25);
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 600;
}

.btn-with-image {
    position: relative;
    padding-right: 32px;
    overflow: visible;
}

.btn-accent-image {
    pointer-events: none;
}

.btn-with-icon {
    display: inline-flex;
    align-items: center;
}

.btn-icon {
    display: inline-block;
    vertical-align: middle;
}

/* ==========================================
   Navigation Header
   ========================================== */
.nav-header {
    position: sticky;
    top: 0;
    background: rgba(250, 250, 248, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-light-gray);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-black);
    margin: 0;
    letter-spacing: -0.5px;
}

.logo::after {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background-color: var(--accent-color);
    border-radius: 50%;
    margin-left: 4px;
    animation: pulse 2s ease-in-out infinite;
}

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

.nav-link {
    color: var(--color-black);
    text-decoration: none;
    padding: 8px 16px;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--accent-dark);
}

/* ==========================================
   Hero Banner Section
   ========================================== */
.hero-banner {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
}

.banner-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg,
            var(--color-black) 0%,
            #1a1a1a 50%,
            #2d2d2d 100%);
    position: relative;
}

.banner-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        repeating-linear-gradient(45deg,
            transparent,
            transparent 10px,
            rgba(253, 198, 62, 0.03) 10px,
            rgba(253, 198, 62, 0.03) 20px);
    animation: bannerPattern 20s linear infinite;
}

.banner-placeholder::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle,
            rgba(253, 198, 62, 0.15) 0%,
            transparent 70%);
    animation: float 8s ease-in-out infinite;
}

.banner-image {
    width: 50%;
    height: auto;
    max-height: 100%;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    position: relative;
    animation: fadeIn 1s ease-out;
}

.banner-overlay {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
    background: black;
}

.banner-title {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
    font-size: 3.5rem;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 1s ease-out;
}

.banner-subtitle {
    color: var(--accent-color);
    font-weight: 400;
    font-size: 1.5rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 1s ease-out 0.2s both;
}

/* ==========================================
   Main Content Sections
   ========================================== */
.main-content {
    position: relative;
}

.content-section {
    position: relative;
    padding: var(--spacing-xl) 0;
    min-height: 80vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.section-content {
    position: relative;
    z-index: 2;
    width: 100%;
    opacity: 0;
    transform: translateY(50px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.section-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.content-card {
    background: var(--color-white);
    border-radius: 24px;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    min-height: 600px;
    position: relative;
    overflow: visible;
    text-align: left;
    max-width: 1200px;
    margin: 0 auto;
    width: calc(100% - var(--spacing-md) * 2);
}

.content-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.content-inner {
    padding: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.section-title {
    color: var(--color-black);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
    font-size: 2.5rem;
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 2px;
}

.section-subtitle {
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
    font-weight: 400;
    font-size: 1.3rem;
}

.section-body {
    margin: var(--spacing-md) 0;
    color: var(--color-black);
}

.section-body p {
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* ==========================================
   Section Decorative Graphics
   ========================================== */

/* About Section - Floating Coins */
#about .content-card::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(253, 198, 62, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: floatSlow 8s ease-in-out infinite;
    z-index: 0;
}

#about .content-card::after {
    content: '🔒';
    position: absolute;
    top: 30px;
    right: 80px;
    font-size: 3.5rem;
    opacity: 0.08;
    animation: pulse 4s ease-in-out infinite;
    z-index: 0;
}

/* Tokenomics Section - Chart Lines */
#tokenomics .content-card::before {
    content: '';
    position: absolute;
    top: 20%;
    left: -5%;
    width: 300px;
    height: 200px;
    background:
        linear-gradient(45deg, transparent 49%, rgba(253, 198, 62, 0.1) 49%, rgba(253, 198, 62, 0.1) 51%, transparent 51%),
        linear-gradient(-45deg, transparent 49%, rgba(253, 198, 62, 0.1) 49%, rgba(253, 198, 62, 0.1) 51%, transparent 51%);
    background-size: 30px 30px;
    animation: slideRight 15s linear infinite;
    z-index: 0;
}

#tokenomics .content-card::after {
    content: '📊';
    position: absolute;
    top: 40px;
    right: 40px;
    font-size: 3rem;
    opacity: 0.08;
    animation: pulse 3s ease-in-out infinite;
    z-index: 0;
}

/* Features Section - Tech Grid */
#features .content-card::before {
    content: '';
    position: absolute;
    bottom: -50px;
    left: -50px;
    width: 250px;
    height: 250px;
    background:
        repeating-linear-gradient(0deg, transparent, transparent 20px, rgba(253, 198, 62, 0.08) 20px, rgba(253, 198, 62, 0.08) 21px),
        repeating-linear-gradient(90deg, transparent, transparent 20px, rgba(253, 198, 62, 0.08) 20px, rgba(253, 198, 62, 0.08) 21px);
    animation: fadeInOut 4s ease-in-out infinite;
    z-index: 0;
}

#features .content-card::after {
    content: '⚡';
    position: absolute;
    bottom: 5px;
    left: 40px;
    font-size: 5rem;
    opacity: 0.1;
    animation: bounce 2s ease-in-out infinite;
    z-index: 0;
}

/* Community Section - Network Nodes */
#community .content-card::before {
    content: '';
    position: absolute;
    top: 50%;
    right: 5%;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle at center, transparent 40%, rgba(253, 198, 62, 0.15) 40%, rgba(253, 198, 62, 0.15) 41%, transparent 41%),
        radial-gradient(circle at 30% 30%, transparent 15%, rgba(253, 198, 62, 0.2) 15%, rgba(253, 198, 62, 0.2) 17%, transparent 17%),
        radial-gradient(circle at 70% 30%, transparent 15%, rgba(253, 198, 62, 0.2) 15%, rgba(253, 198, 62, 0.2) 17%, transparent 17%),
        radial-gradient(circle at 30% 70%, transparent 15%, rgba(253, 198, 62, 0.2) 15%, rgba(253, 198, 62, 0.2) 17%, transparent 17%),
        radial-gradient(circle at 70% 70%, transparent 15%, rgba(253, 198, 62, 0.2) 15%, rgba(253, 198, 62, 0.2) 17%, transparent 17%);
    animation: rotate 30s linear infinite;
    transform-origin: center;
    z-index: 0;
}

#community .content-card::after {
    content: '🚀';
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 4rem;
    opacity: 0.1;
    animation: floatUp 6s ease-in-out infinite;
    z-index: 0;
}

/* Trade Section - Arrow & Exchange */
#trade .content-card::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(253, 198, 62, 0.05) 0%, transparent 70%);
    animation: pulseGlow 4s ease-in-out infinite;
    z-index: 0;
}

#trade .content-card::after {
    content: '';
    position: absolute;
    top: 0px;
    left: 150px;
    font-size: 4rem;
    opacity: 0.12;
    animation: swing 3s ease-in-out infinite;
    z-index: 0;
}

/* Ensure content stays above decorations */
.card-content {
    position: relative;
    z-index: 1;
}

/* ==========================================
   Written Text Effect (Handwritten Images)
   ========================================== */
.written-text-effect {
    position: absolute;
    z-index: 100;
    cursor: pointer;
    filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.15));
}

.written-text-left {
    animation: minecraftFloatLeft 3s ease-in-out infinite;
}

.written-text-right {
    animation: minecraftFloatRight 3s ease-in-out infinite;
}

@keyframes minecraftFloatLeft {

    0%,
    100% {
        transform: rotate(-45deg) translateY(0) scale(1);
    }

    50% {
        transform: rotate(-45deg) translateY(-10px) scale(1.08);
    }
}

@keyframes minecraftFloatRight {

    0%,
    100% {
        transform: rotate(45deg) translateY(0) scale(1);
    }

    50% {
        transform: rotate(45deg) translateY(-10px) scale(1.08);
    }
}

/* ==========================================
   Tokenomics Grid
   ========================================== */
.tokenomics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.tokenomics-item {
    text-align: center;
    padding: var(--spacing-md);
    border-radius: 16px;
    background: linear-gradient(135deg,
            rgba(253, 198, 62, 0.1) 0%,
            rgba(253, 198, 62, 0.05) 100%);
    transition: transform var(--transition-medium);
}

.tokenomics-item:hover {
    transform: scale(1.05);
}

.tokenomics-number {
    display: block;
    color: var(--accent-color);
    font-weight: 700;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xs);
}

.tokenomics-label {
    display: block;
    color: var(--color-gray);
    font-size: 1rem;
    font-weight: 500;
}

/* ==========================================
   Feature Grid
   ========================================== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.feature-item {
    text-align: center;
    padding: var(--spacing-md);
    border-radius: 16px;
    background: rgba(253, 198, 62, 0.05);
    transition: all var(--transition-medium);
}

.feature-item:hover {
    background: rgba(253, 198, 62, 0.15);
    transform: translateY(-4px);
}

.feature-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-sm);
    display: block;
}

.feature-item h3 {
    margin: var(--spacing-sm) 0;
    color: var(--color-black);
    font-size: 1.3rem;
}

.feature-item p {
    color: var(--color-gray);
    font-size: 1rem;
}

.feature-subtext {
    font-size: 0.9rem !important;
    margin-top: 0.25rem;
}

/* ==========================================
   Stats Grid
   ========================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    border-radius: 16px;
    background: linear-gradient(135deg,
            rgba(253, 198, 62, 0.1) 0%,
            rgba(253, 198, 62, 0.05) 100%);
    transition: transform var(--transition-medium);
}

.stat-item:hover {
    transform: scale(1.05);
}

.stat-number {
    display: block;
    color: var(--accent-color);
    font-weight: 700;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    display: block;
    color: var(--color-gray);
    font-size: 1rem;
}

/* ==========================================
   Zebra Section
   ========================================== */
.zebra-section {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-lg);
    min-height: 500px;
}

.zebra-image {
    width: 100%;
    max-width: 900px;
    height: auto;
    display: block;
}

.zebra-card {
    overflow: visible;
}

/* ==========================================
   Video Section
   ========================================== */
.video-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
}

.video-container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: var(--color-black);
}

.feature-video {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
}

.video-button-container {
    display: flex;
    justify-content: center;
    width: 100%;
    margin-top: var(--spacing-sm);
}

/* ==========================================
   Link Section (Text + Button)
   ========================================== */
.link-section {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--spacing-lg);
    align-items: center;
    margin: var(--spacing-md) 0;
}

.link-text {
    max-width: 600px;
}

.link-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-gray);
}

.link-button-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ==========================================
   Footer
   ========================================== */
.site-footer {
    background: var(--color-black);
    color: var(--color-white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(253, 198, 62, 0.1);
    color: var(--accent-color);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.social-icon:hover {
    background: var(--accent-color);
    color: var(--color-black);
    transform: translateY(-4px);
}

.social-icon .material-icons {
    font-size: 1.5rem;
}

.social-icon-img {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

.copyright {
    color: var(--color-light-gray);
    font-size: 0.9rem;
    text-align: center;
}

/* ==========================================
   Animation Keyframes
   ========================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.6;
        transform: scale(1.2);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(-30px, -30px) scale(1.1);
    }
}

@keyframes bannerPattern {
    from {
        background-position: 0 0;
    }

    to {
        background-position: 100px 100px;
    }
}

@keyframes floatSlow {

    0%,
    100% {
        transform: translate(0, 0);
    }

    50% {
        transform: translate(20px, -20px);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes slideRight {
    from {
        transform: translateX(-50px);
    }

    to {
        transform: translateX(50px);
    }
}

@keyframes fadeInOut {

    0%,
    100% {
        opacity: 0.3;
    }

    50% {
        opacity: 0.7;
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-15px);
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes floatUp {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-30px);
    }
}

@keyframes pulseGlow {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.8;
    }
}

@keyframes swing {

    0%,
    100% {
        transform: rotate(-5deg);
    }

    50% {
        transform: rotate(5deg);
    }
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 992px) {
    .tokenomics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .link-section {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .link-text {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .hero-banner {
        height: 400px;
    }

    .banner-title {
        font-size: 2.5rem;
    }

    .banner-subtitle {
        font-size: 1.2rem;
    }

    .nav-menu {
        gap: var(--spacing-xs);
    }

    .nav-link {
        padding: 8px 12px;
        font-size: 0.9rem;
    }

    .content-section {
        padding: var(--spacing-lg) 0;
        min-height: auto;
    }

    .content-card {
        min-height: 500px;
    }

    .content-inner {
        padding: var(--spacing-md);
    }

    .section-title {
        font-size: 2rem;
    }

    .section-subtitle {
        font-size: 1.1rem;
    }

    .tokenomics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }

    .feature-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-sm);
    }

    .feature-item {
        padding: var(--spacing-sm);
    }

    .feature-icon {
        font-size: 2rem;
    }

    .feature-item h3 {
        font-size: 1rem;
    }

    .feature-subtext {
        font-size: 0.75rem !important;
    }

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

    .link-section {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-md);
    }

    .btn-large {
        width: 100%;
        justify-content: center;
    }

    .zebra-section {
        padding: var(--spacing-md);
        min-height: 400px;
    }

    .zebra-image {
        border-radius: 12px;
    }

    .video-section {
        padding: var(--spacing-md);
    }

    .video-container {
        border-radius: 12px;
    }

    .feature-video {
        border-radius: 12px;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.4rem;
    }

    .nav-link {
        display: none;
    }

    .hero-banner {
        height: 300px;
    }

    .banner-title {
        font-size: 2rem;
    }

    .banner-subtitle {
        font-size: 1rem;
    }

    .content-card {
        min-height: 400px;
    }

    .content-inner {
        padding: var(--spacing-sm);
    }

    .section-title {
        font-size: 1.75rem;
    }

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

    .feature-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.5rem;
    }

    .feature-item {
        padding: 0.75rem 0.5rem;
    }

    .feature-icon {
        font-size: 1.5rem;
        margin-bottom: 0.25rem;
    }

    .feature-item h3 {
        font-size: 0.85rem;
        margin: 0.25rem 0;
    }

    .feature-subtext {
        font-size: 0.65rem !important;
    }

    .tokenomics-number,
    .stat-number {
        font-size: 2rem;
    }

    .social-links {
        flex-wrap: wrap;
    }

    .zebra-section {
        padding: var(--spacing-sm);
        min-height: 300px;
    }

    .zebra-image {
        border-radius: 8px;
    }

    .video-section {
        padding: var(--spacing-sm);
    }

    .video-container {
        border-radius: 8px;
    }

    .feature-video {
        border-radius: 8px;
    }

    .video-button-container .btn-large {
        font-size: 1rem;
        padding: 12px 24px;
    }
}

/* ==========================================
   Accessibility & Performance
   ========================================== */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Focus styles for accessibility */
.btn:focus-visible,
.nav-link:focus-visible,
.social-icon:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}