/* Global Styles */
:root {
    --primary-color: #6c5ce7;
    --secondary-color: #a29bfe;
    --dark-color: #2d3436;
    --light-color: #f5f6fa;
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    --gradient-dark: linear-gradient(135deg, #2d3436 0%, #000000 100%);
    --box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
    --border-radius: 15px;
}

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

/* Preloader */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loader {
    text-align: center;
    color: white;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
    margin: 0 auto 1rem;
}

/* Navigation */
.navbar {
    background-color: rgba(45, 52, 54, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background-color: rgba(45, 52, 54, 0.98);
    box-shadow: var(--box-shadow);
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
    color: white !important;
    transition: var(--transition);
}

.navbar-brand i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
    transform: translateX(-50%);
}

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

.nav-link:hover {
    color: white !important;
    transform: translateY(-2px);
}

.nav-link.active {
    color: var(--primary-color) !important;
}

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

.navbar-toggler {
    border: none;
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero-section {
    padding-top: 80px;
    background: linear-gradient(135deg, var(--light-color) 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-section .btn-primary {
    background: var(--gradient-primary);
    border: none;
    padding: 0.8rem 2rem;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: var(--box-shadow);
    position: relative;
    overflow: hidden;
}

.hero-section .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition);
}

.hero-section .btn-primary:hover::before {
    left: 100%;
}

.hero-section .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(108, 92, 231, 0.3);
}

.hero-section .btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.8rem 2rem;
    font-weight: 600;
    transition: var(--transition);
}

.hero-section .btn-outline-primary:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(108, 92, 231, 0.3);
}

.hero-image {
    position: relative;
}

.hero-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.hero-image:hover img {
    transform: scale(1.02);
}

.floating-card {
    position: absolute;
    background: white;
    padding: 1rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: float 3s ease-in-out infinite;
    backdrop-filter: blur(5px);
}

.floating-card i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.card-1 {
    top: 20%;
    left: -10%;
    animation-delay: 0s;
}

.card-2 {
    bottom: 20%;
    right: -10%;
    animation-delay: 1.5s;
}

/* Features Section */
.feature-card {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}

.feature-icon::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.2), transparent);
    transform: translateX(-100%);
    transition: var(--transition);
}

.feature-card:hover .feature-icon::before {
    transform: translateX(100%);
}

.feature-icon i {
    color: white;
    font-size: 1.5rem;
    position: relative;
    z-index: 1;
}

.feature-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1rem;
    transition: var(--transition);
}

.feature-link:hover {
    gap: 1rem;
}

/* Airdrops Section */
.airdrops-slider {
    padding: 2rem 0;
}

.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    overflow: hidden;
    background: white;
}

.card:hover {
    transform: translateY(-10px);
}

.card-img-top {
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}

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

.card-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
    z-index: 1;
    backdrop-filter: blur(5px);
}

.card-meta {
    display: flex;
    justify-content: space-between;
    color: #666;
    font-size: 0.9rem;
}

.card-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.progress {
    height: 8px;
    border-radius: 4px;
    background: #f0f0f0;
    overflow: hidden;
}

.progress-bar {
    background: var(--gradient-primary);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: progress-animation 2s linear infinite;
}

/* Modal Styles */
.modal-content {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: var(--box-shadow);
}

.modal-header {
    border-bottom: none;
    padding: 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: none;
    padding: 1.5rem;
}

.airdrop-details {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin: 1.5rem 0;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--light-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.detail-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}

.detail-item i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.requirements {
    background: var(--light-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
}

.requirements ul {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
}

.requirements li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.requirements li::before {
    content: '✓';
    color: var(--primary-color);
    font-weight: bold;
}

/* Subscribe Section */
.subscribe-form .form-control {
    padding: 1rem;
    border-radius: 30px 0 0 30px;
    border: 2px solid #eee;
    transition: var(--transition);
}

.subscribe-form .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: none;
}

.subscribe-form .btn {
    border-radius: 0 30px 30px 0;
    padding: 1rem 2rem;
}

/* About Section */
.about-image {
    position: relative;
}

.experience-badge {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    background: var(--gradient-primary);
    color: white;
    padding: 1rem;
    border-radius: 50%;
    width: 100px;
    height: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--box-shadow);
    animation: pulse 2s infinite;
}

.experience-badge span {
    font-size: 2rem;
    font-weight: bold;
}

.stat-box {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.stat-box:hover {
    transform: translateY(-5px);
}

.stat-box i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Contact Section */
.form-floating > .form-control {
    padding: 1rem 0.75rem;
    height: calc(3.5rem + 2px);
    line-height: 1.25;
    border: 2px solid #eee;
    transition: var(--transition);
}

.form-floating > .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: none;
}

.form-floating > textarea.form-control {
    height: 150px;
}

.form-floating > label {
    padding: 1rem 0.75rem;
}

/* Footer */
footer {
    background: var(--gradient-dark) !important;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-primary);
}

.social-links a {
    font-size: 1.5rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    position: relative;
    overflow: hidden;
}

.social-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition);
}

.social-links a:hover::before {
    left: 100%;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-subscribe .form-control {
    background: rgba(255,255,255,0.1);
    border: none;
    color: white;
    transition: var(--transition);
}

.footer-subscribe .form-control:focus {
    background: rgba(255,255,255,0.15);
    box-shadow: none;
}

.footer-subscribe .form-control::placeholder {
    color: rgba(255,255,255,0.5);
}

.footer-subscribe .btn {
    padding: 0.5rem 1rem;
}

/* Back to Top Button */
#back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99;
    background: var(--gradient-primary);
    border: none;
    box-shadow: var(--box-shadow);
}

#back-to-top.show {
    opacity: 1;
    visibility: visible;
}

#back-to-top:hover {
    transform: translateY(-5px);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

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

@keyframes progress-animation {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        text-align: center;
    }
    
    .hero-section img {
        margin-top: 2rem;
    }
    
    .navbar-brand {
        font-size: 1.2rem;
    }

    .floating-card {
        display: none;
    }

    .experience-badge {
        width: 80px;
        height: 80px;
        bottom: 1rem;
        right: 1rem;
    }

    .experience-badge span {
        font-size: 1.5rem;
    }

    .airdrop-details {
        grid-template-columns: 1fr;
    }
}

/* Swiper Styles */
.swiper-button-next,
.swiper-button-prev {
    color: var(--primary-color);
    background: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    box-shadow: var(--box-shadow);
}

.swiper-button-next:after,
.swiper-button-prev:after {
    font-size: 1.2rem;
}

.swiper-pagination-bullet-active {
    background: var(--primary-color);
}

/* Bitcoin Chart Section */
.bitcoin-chart-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
    padding: 4rem 0;
}

.bitcoin-chart-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://images.unsplash.com/photo-1621761191319-c6fb62004040?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1000&q=80') center/cover;
    opacity: 0.05;
    z-index: 0;
}

.chart-header {
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.chart-header h2 {
    color: var(--dark-color);
    font-weight: 700;
    margin-bottom: 1rem;
    font-size: 2.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.chart-wrapper {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    padding: 1.5rem;
    margin-bottom: 2rem;
    height: 400px;
    position: relative;
    z-index: 1;
    transition: var(--transition);
}

.chart-wrapper:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

#bitcoinChart {
    width: 100% !important;
    height: 100% !important;
}

.price-stats {
    margin-top: 2rem;
    position: relative;
    z-index: 1;
}

.price-stat-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: var(--transition);
    height: 100%;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.price-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition);
}

.price-stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.price-stat-card:hover::before {
    transform: scaleX(1);
}

.price-stat-card h5 {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.price-stat-card h3 {
    color: var(--dark-color);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.btc-price {
    font-size: 2rem !important;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800 !important;
}

.price-change {
    font-size: 0.9rem;
    font-weight: 500;
    margin: 0;
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    transition: var(--transition);
}

.price-change.positive {
    color: #00b894;
    background: rgba(0, 184, 148, 0.1);
}

.price-change.negative {
    color: #d63031;
    background: rgba(214, 48, 49, 0.1);
}

.price-change i {
    margin-right: 0.25rem;
}

.tradingview-widget-copyright {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.8rem;
    color: #666;
    position: relative;
    z-index: 1;
}

.tradingview-widget-copyright a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

.tradingview-widget-copyright a:hover {
    text-decoration: underline;
    color: var(--secondary-color);
}

@media (max-width: 768px) {
    .chart-wrapper {
        height: 300px;
        padding: 1rem;
    }
    
    .price-stat-card {
        padding: 1rem;
    }
    
    .price-stat-card h3 {
        font-size: 1.2rem;
    }
    
    .btc-price {
        font-size: 1.5rem !important;
    }
    
    .chart-header h2 {
        font-size: 2rem;
    }
}