/* styles.css */
:root {
    --primary-blue: #1E40AF;
    --secondary-orange: #F97316;
    --dark-bg: #0F172A;
    --light-bg: #1E293B;
    --card-bg: rgba(30, 41, 59, 0.7);
    --text-primary: #F1F5F9;
    --text-secondary: #94A3B8;
    --border-color: rgba(249, 115, 22, 0.2);
    --gradient-start: #1E40AF;
    --gradient-end: #F97316;
    --success-green: #10B981;
    --warning-yellow: #F59E0B;
    --danger-red: #EF4444;
}

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

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

/* 3D Background */
#web3-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(ellipse at center, #1E293B 0%, #0F172A 100%);
}

.web3-container {
    position: relative;
    z-index: 1;
    min-height: 100vh;
}

/* Header Styles */
.web3-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-text {
    font-size: 24px;
    font-weight: 800;
    color: white;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);
    transition: all 0.3s ease;
}

.logo-text:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

.brand-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

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

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

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

.main-nav a:hover {
    color: var(--secondary-orange);
}

.cta-button {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4rem 5%;
    min-height: 90vh;
    position: relative;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin: 0;
    line-height: 1.1;
    text-shadow: 0 0 20px rgba(30, 64, 175, 0.5);
}

.gradient-text {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.subtitle {
    display: block;
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin: 1.5rem 0;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.primary-cta, .secondary-cta {
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-size: 1rem;
}

.primary-cta {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);
}

.primary-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

.secondary-cta {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--primary-blue);
}

.secondary-cta:hover {
    background: var(--primary-blue);
    transform: translateY(-2px);
}

.payment-logos {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    color: var(--text-secondary);
}

.payment-logos img {
    height: 30px;
    filter: brightness(0.8);
    transition: filter 0.3s ease;
}

.payment-logos img:hover {
    filter: brightness(1);
}

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

#security-shield {
    width: 400px;
    height: 400px;
    position: relative;
    z-index: 1;
}

/* Features Section */
.features {
    padding: 5rem 5%;
    background: linear-gradient(180deg, var(--light-bg) 0%, var(--dark-bg) 100%);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.feature-card:hover::before {
    transform: translateX(0);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-orange);
    box-shadow: 0 10px 30px rgba(249, 115, 22, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 10px rgba(249, 115, 22, 0.3));
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Pricing Section */
.pricing {
    padding: 5rem 5%;
    background: var(--dark-bg);
}

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

.currency-selector {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.currency-selector label {
    font-weight: 600;
    color: var(--text-primary);
}

.currency-selector select {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.currency-selector select:hover {
    border-color: var(--secondary-orange);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.pricing-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    overflow: hidden;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.pricing-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-orange);
    box-shadow: 0 10px 30px rgba(249, 115, 22, 0.2);
}

.pricing-card.popular {
    border-color: var(--secondary-orange);
    transform: scale(1.05);
}

.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-5px);
}

.popular-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.price {
    font-size: 2.5rem;
    font-weight: 800;
    margin: 1rem 0;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.currency-symbol {
    font-size: 1.5rem;
    vertical-align: top;
}

.period {
    font-size: 1rem;
    color: var(--text-secondary);
}

.pricing-card ul {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
    text-align: left;
}

.pricing-card ul li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
}

.pricing-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-green);
    font-weight: bold;
}

.select-plan {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);
}

.select-plan:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

/* About Section */
.about {
    padding: 4rem 5%;
    background: var(--light-bg);
    margin-top: 2rem;
}

.about-content {
    display: flex;
    gap: 3rem;
    align-items: flex-start;
    max-width: 1200px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.about-logo-container {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
}

.about-logo {
    font-size: 48px;
    font-weight: 800;
    color: white;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);
    transition: all 0.3s ease;
}

.about-logo:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

.about-text {
    flex: 1;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-text strong {
    color: var(--text-primary);
    font-weight: 600;
}

.about-text ul {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
    list-style-type: none;
}

.about-text li {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.about-text li:before {
    content: '•';
    color: var(--secondary-orange);
    position: absolute;
    left: 0;
    font-size: 1.2em;
}

.about-text a {
    color: var(--secondary-orange);
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 500;
}

.about-text a:hover {
    color: var(--primary-blue);
    text-decoration: underline;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(5px);
    z-index: 1000;
    overflow-y: auto;
}

.modal-content {
    background: var(--light-bg);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    max-width: 900px;
    margin: 2rem auto;
    position: relative;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.modal-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(180deg, var(--dark-bg) 0%, var(--light-bg) 100%);
}

.modal-logo img {
    height: 60px;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 10px rgba(249, 115, 22, 0.3));
    content: url('images2/logo.png');
}

.modal-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close-modal:hover {
    color: var(--secondary-orange);
    background: rgba(249, 115, 22, 0.1);
}

/* Payment Steps */
.payment-steps {
    display: flex;
    justify-content: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    background: var(--dark-bg);
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 2rem;
    position: relative;
}

.step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 20px;
    right: -50%;
    width: 100%;
    height: 2px;
    background: var(--border-color);
    z-index: 1;
}

.step.active::after {
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--border-color);
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 700;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.step.active .step-number {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);
}

.step-title {
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.step.active .step-title {
    color: var(--secondary-orange);
}

/* Payment Steps Content */
.payment-step {
    padding: 2rem;
    display: none;
    background: var(--light-bg);
}

.payment-step.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Plan Selection */
.plan-selection {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.plan-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.plan-card:hover {
    border-color: var(--primary-blue);
    transform: translateY(-2px);
}

.plan-card.selected {
    border-color: var(--secondary-orange);
    background: rgba(249, 115, 22, 0.1);
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.2);
}

.plan-card.popular {
    position: relative;
}

.plan-card.popular .popular-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);
}

.plan-card h3 {
    margin: 0 0 1rem;
    color: var(--text-primary);
}

.plan-card .price {
    font-size: 1.75rem;
    margin: 1rem 0;
}

.select-plan-btn {
    background: var(--primary-blue);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.select-plan-btn:hover {
    background: #1D4ED8;
    transform: translateY(-2px);
}

/* Payment Method Selection */
.method-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.method-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.method-card:hover {
    border-color: var(--primary-blue);
    transform: translateY(-2px);
}

.method-card.selected {
    border-color: var(--secondary-orange);
    background: rgba(249, 115, 22, 0.1);
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.2);
}

.method-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.method-header img {
    height: 40px;
}

.method-header h4 {
    font-size: 1.25rem;
    color: var(--text-primary);
}

.method-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.supported-regions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.supported-regions span {
    background: rgba(30, 64, 175, 0.2);
    color: var(--primary-blue);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 500;
}

.select-method-btn {
    background: var(--primary-blue);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.select-method-btn:hover {
    background: #1D4ED8;
    transform: translateY(-2px);
}

/* Payment Details */
.order-summary {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.summary-row.total {
    border-top: 1px solid var(--border-color);
    margin-top: 0.5rem;
    padding-top: 1rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
}

#payment-form {
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--secondary-orange);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.submit-payment {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);
}

.submit-payment:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

/* Modal Navigation */
.modal-navigation {
    display: flex;
    justify-content: space-between;
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    background: var(--dark-bg);
}

.prev-step, .next-step {
    background: var(--primary-blue);
    color: white;
    border: none;
    padding: 0.5rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.prev-step:hover, .next-step:hover {
    background: #1D4ED8;
    transform: translateY(-2px);
}

.prev-step {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.prev-step:hover {
    background: var(--card-bg);
    color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .about-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 1.5rem;
    }
    
    .about-logo {
        width: 150px;
        margin-bottom: 1.5rem;
    }
    
    .about-text ul {
        text-align: left;
    }
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 2rem 5%;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        justify-content: center;
        flex-direction: column;
        gap: 1rem;
    }
    
    .main-nav {
        display: none;
    }
    
    .features-grid,
    .pricing-grid,
    .plan-selection,
    .method-options {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        margin: 1rem;
    }
    
    .payment-steps {
        padding: 1rem;
    }
    
    .step {
        padding: 0 1rem;
    }
    
    .step:not(:last-child)::after {
        right: -25%;
        width: 50%;
    }
    
    .pricing-card.popular {
        transform: scale(1);
    }
    
    .pricing-card.popular:hover {
        transform: translateY(-5px);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .cta-button,
    .primary-cta,
    .secondary-cta {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .modal-content {
        margin: 0.5rem;
    }
    
    .payment-step {
        padding: 1rem;
    }
}