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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    color: #2563eb;
    text-decoration: none;
}

.nav-logo i {
    margin-right: 10px;
    font-size: 28px;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
}

.nav-menu li {
    margin-left: 30px;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #2563eb;
}

.nav-link.login-btn {
    background: #2563eb;
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    transition: background 0.3s ease;
}

.nav-link.login-btn:hover {
    background: #1d4ed8;
    color: white;
}

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

.bar {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #fbbf24;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: #fbbf24;
    color: #1f2937;
}

.btn-primary:hover {
    background: #f59e0b;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

.btn-outline {
    background: transparent;
    color: #2563eb;
    border: 2px solid #2563eb;
}

.btn-outline:hover {
    background: #2563eb;
    color: white;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.server-illustration {
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.server-illustration i {
    font-size: 120px;
    color: #fbbf24;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: #f8fafc;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: #1f2937;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card i {
    font-size: 3rem;
    color: #2563eb;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #1f2937;
}

.feature-card p {
    color: #6b7280;
    line-height: 1.6;
}

/* Pricing Section */
.pricing {
    padding: 100px 0;
    background: #ffffff;
}

.pricing h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: #1f2937;
}

.pricing-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #6b7280;
    margin-bottom: 50px;
}

.pricing-toggle {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-bottom: 60px;
}

.toggle-label {
    font-weight: 600;
    color: #374151;
}

.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: #2563eb;
}

input:checked + .slider:before {
    transform: translateX(26px);
}

.discount {
    background: #10b981;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    margin-left: 8px;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: 15px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    position: relative;
    transition: transform 0.3s ease;
    border: 2px solid transparent;
}

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

.pricing-card.popular {
    border-color: #2563eb;
    transform: scale(1.05);
}

.pricing-card.best-value {
    border-color: #10b981;
    transform: scale(1.05);
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.popular-badge,
.best-value-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.popular-badge {
    background: #2563eb;
}

.best-value-badge {
    background: #10b981;
}

.card-header h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #1f2937;
}

.card-header p {
    color: #6b7280;
    margin-bottom: 30px;
}

.card-price {
    margin-bottom: 30px;
}

.price {
    font-size: 3rem;
    font-weight: 700;
    color: #1f2937;
}

.period {
    color: #6b7280;
    font-size: 1rem;
}

.annual-savings {
    margin-top: 10px;
    padding: 8px 12px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    text-align: center;
}

.annual-savings small {
    color: white;
    opacity: 0.95;
}

/* Cryptocurrency Payment Styles */
.crypto-badges {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin: 20px 0;
    flex-wrap: wrap;
}

.crypto-badge {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
}

.crypto-badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
}

.crypto-badges.premium .crypto-badge {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.3);
}

.crypto-badges.premium .crypto-badge:hover {
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

/* Footer Cryptocurrency Styles */
.crypto-payments {
    margin: 25px 0;
    padding: 20px;
    background: rgba(37, 99, 235, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.crypto-payments h4 {
    color: #1f2937;
    margin-bottom: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.crypto-payments h4::before {
    content: "₿";
    color: #f59e0b;
    font-size: 1.2rem;
    font-weight: bold;
}

.crypto-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 15px;
}

.crypto-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: white;
    border-radius: 8px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.crypto-item:hover {
    background: #f8fafc;
    transform: translateX(3px);
    border-color: #2563eb;
}

.crypto-item i {
    color: #f59e0b;
    font-size: 16px;
    width: 20px;
    text-align: center;
}

.crypto-item i.fab.fa-bitcoin {
    color: #f7931a;
}

.crypto-item i.fab.fa-ethereum {
    color: #627eea;
}

.crypto-item i.fas.fa-coins {
    color: #26a17b;
}

.crypto-item i.fas.fa-link {
    color: #375bd2;
}

.crypto-item i.fas.fa-circle {
    color: #0033ad;
}

.crypto-note {
    font-size: 0.85rem;
    color: #6b7280;
    text-align: center;
    font-style: italic;
    margin: 0;
}

.features-list {
    list-style: none;
    margin-bottom: 40px;
    text-align: left;
}

.features-list li {
    padding: 8px 0;
    display: flex;
    align-items: center;
}

.features-list i {
    color: #10b981;
    margin-right: 12px;
    font-size: 1rem;
}

/* About Section */
.about {
    padding: 100px 0;
    background: #f8fafc;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: #1f2937;
}

.about-text p {
    font-size: 1.1rem;
    color: #6b7280;
    margin-bottom: 20px;
    line-height: 1.7;
}

.achievements {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 30px;
}

.achievement {
    display: flex;
    align-items: center;
    color: #374151;
    font-weight: 600;
}

.achievement i {
    color: #2563eb;
    margin-right: 12px;
    font-size: 1.2rem;
}

.timeline {
    background: white;
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
    position: relative;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 45px;
    top: 50px;
    width: 2px;
    height: 30px;
    background: #e5e7eb;
}

.timeline-item:last-child::before {
    display: none;
}

.timeline-item.active::before {
    background: #2563eb;
}

.year {
    background: #2563eb;
    color: white;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-right: 20px;
    flex-shrink: 0;
}

.timeline-item.active .year {
    background: #10b981;
}

.event {
    font-size: 1.1rem;
    font-weight: 600;
    color: #374151;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: #ffffff;
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: #1f2937;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 40px;
}

.contact-item i {
    font-size: 2rem;
    color: #2563eb;
    margin-right: 20px;
    width: 60px;
}

.contact-item h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: #1f2937;
}

.contact-item p {
    color: #6b7280;
    font-size: 1.1rem;
}

.contact-form {
    background: #f8fafc;
    padding: 40px;
    border-radius: 15px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-logo i {
    margin-right: 10px;
    color: #2563eb;
}

.footer-section p {
    color: #9ca3af;
    margin-bottom: 20px;
    line-height: 1.6;
}

.footer-section h3 {
    margin-bottom: 20px;
    color: white;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #2563eb;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #374151;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: background 0.3s ease;
}

.social-links a:hover {
    background: #2563eb;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #9ca3af;
}

.certifications {
    display: flex;
    gap: 20px;
}

.certifications span {
    background: #374151;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
}

/* Login Styles */
.login-container {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-box {
    background: white;
    padding: 60px 50px;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 450px;
    text-align: center;
}

.login-logo {
    margin-bottom: 40px;
}

.login-logo i {
    font-size: 3rem;
    color: #2563eb;
    margin-bottom: 10px;
}

.login-logo h1 {
    font-size: 2rem;
    color: #1f2937;
    margin-bottom: 10px;
}

.login-logo p {
    color: #6b7280;
    font-size: 1rem;
}

/* Register Container */
.register-container {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

/* Background Animation */
.bg-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.floating-shapes {
    position: relative;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 15%;
    animation-delay: 1s;
}

.shape-3 {
    width: 60px;
    height: 60px;
    top: 80%;
    left: 20%;
    animation-delay: 2s;
}

.shape-4 {
    width: 100px;
    height: 100px;
    top: 10%;
    right: 30%;
    animation-delay: 3s;
}

.shape-5 {
    width: 40px;
    height: 40px;
    top: 40%;
    left: 80%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

.register-box {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: 60px 50px;
    border-radius: 25px;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 600px;
    text-align: center;
    position: relative;
    z-index: 2;
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: slideUp 0.8s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.register-logo {
    margin-bottom: 40px;
}

.logo-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
    animation: pulse 2s ease-in-out infinite;
}

.logo-icon i {
    font-size: 2.5rem;
    color: white;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 15px 40px rgba(37, 99, 235, 0.4);
    }
}

.register-logo h1 {
    font-size: 2.2rem;
    color: #1f2937;
    margin-bottom: 8px;
    font-weight: 700;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.register-logo p {
    color: #6b7280;
    font-size: 1.1rem;
    margin-bottom: 5px;
    font-weight: 500;
}

.logo-subtitle {
    color: #9ca3af;
    font-size: 0.9rem;
    font-style: italic;
}

.login-form {
    margin-top: 40px;
}

.login-form .form-group {
    text-align: left;
    margin-bottom: 25px;
}

.login-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #374151;
}

.login-form input {
    width: 100%;
    padding: 15px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.login-form input:focus {
    outline: none;
    border-color: #2563eb;
}

.login-btn {
    width: 100%;
    background: #2563eb;
    color: white;
    padding: 15px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease;
    margin-top: 10px;
}

.login-btn:hover {
    background: #1d4ed8;
}

.back-link {
    margin-top: 30px;
}

.back-link a {
    color: #6b7280;
    text-decoration: none;
    transition: color 0.3s ease;
}

.back-link a:hover {
    color: #2563eb;
}

.error-message {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    color: #dc2626;
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 20px;
    border: 1px solid #fca5a5;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.1);
    animation: slideInDown 0.5s ease-out;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.register-section {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #e5e7eb;
}

.register-text {
    color: #6b7280;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.register-btn {
    width: 100%;
    background: #10b981;
    color: white;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.register-btn:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    opacity: 0.6;
}

/* Enhanced Register Button for Registration Form */
.register-form .register-btn {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: white;
    border: none;
    border-radius: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 25px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.register-form .btn-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    position: relative;
    z-index: 2;
}

.register-form .btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.register-form .register-btn:hover .btn-shine {
    left: 100%;
}

.register-form .register-btn:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(37, 99, 235, 0.4);
}

/* Register Form Styles */
.register-form {
    margin-top: 40px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

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

.register-form .form-group {
    animation: fadeInUp 0.6s ease-out both;
}

.register-form .form-group:nth-child(1) { animation-delay: 0.3s; }
.register-form .form-group:nth-child(2) { animation-delay: 0.4s; }
.register-form .form-group:nth-child(3) { animation-delay: 0.5s; }
.register-form .form-group:nth-child(4) { animation-delay: 0.6s; }
.register-form .form-group:nth-child(5) { animation-delay: 0.7s; }
.register-form .form-group:nth-child(6) { animation-delay: 0.8s; }
.register-form .form-group:nth-child(7) { animation-delay: 0.9s; }
.register-form .form-group:nth-child(8) { animation-delay: 1.0s; }
.register-form .form-group:nth-child(9) { animation-delay: 1.1s; }
.register-form .form-group:nth-child(10) { animation-delay: 1.2s; }
.register-form .form-group:nth-child(11) { animation-delay: 1.3s; }

.register-form .form-group {
    text-align: left;
    margin-bottom: 25px;
}

.register-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #374151;
}

.register-form input,
.register-form select {
    width: 100%;
    padding: 15px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.register-form input:hover,
.register-form select:hover {
    border-color: #d1d5db;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.register-form input:focus,
.register-form select:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1), 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.register-form small {
    color: #6b7280;
    font-size: 0.85rem;
    margin-top: 4px;
    display: block;
}

/* Password Input with Toggle */
.password-input {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #6b7280;
    cursor: pointer;
    padding: 5px;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: #2563eb;
}

/* Form Row for Side-by-Side Fields */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

/* Plan Selector */
.plan-selector {
    position: relative;
}

.plan-badges {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.plan-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.plan-badge.starter {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    color: #92400e;
}

.plan-badge.professional {
    background: linear-gradient(135deg, #dbeafe, #93c5fd);
    color: #1e40af;
}

.plan-badge.enterprise {
    background: linear-gradient(135deg, #f3e8ff, #c4b5fd);
    color: #7c3aed;
}

.plan-badge.ultimate {
    background: linear-gradient(135deg, #fecaca, #fca5a5);
    color: #991b1b;
}

.plan-badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Success Message */
.success-message {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    color: #065f46;
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 20px;
    border: 1px solid #6ee7b7;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.1);
    animation: slideInDown 0.5s ease-out;
}

/* Login Section for Register Page */
.login-section {
    margin-top: 30px;
    padding-top: 20px;
}

.divider {
    position: relative;
    text-align: center;
    margin: 30px 0;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, #e5e7eb, transparent);
}

.divider span {
    background: white;
    padding: 0 15px;
    color: #9ca3af;
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.login-text {
    color: #6b7280;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.login-section .login-btn {
    width: 100%;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 15px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
}

.login-section .login-btn:hover {
    background: linear-gradient(135deg, #059669, #047857);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.register-btn:hover {
    background: #059669;
}

.register-btn i {
    font-size: 0.9rem;
}

/* Dashboard Styles */
.dashboard {
    background: #f8fafc;
    min-height: 100vh;
    padding-top: 70px;
}

.dashboard-header {
    background: white;
    padding: 30px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.dashboard-title h1 {
    color: #1f2937;
    font-size: 1.8rem;
}

.dashboard-title p {
    color: #6b7280;
    margin-top: 5px;
}

.logout-btn {
    background: #dc2626;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.3s ease;
}

.logout-btn:hover {
    background: #b91c1c;
}

.dashboard-content {
    padding: 40px 0;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.dashboard-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
}

.dashboard-card h2 {
    color: #1f2937;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
}

.dashboard-card h2 i {
    margin-right: 10px;
    color: #2563eb;
}

.service-status {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.status-active {
    background: #d1fae5;
    color: #065f46;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-overdue {
    background: #fecaca;
    color: #991b1b;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    animation: blink 2s infinite;
}

.status-pending {
    background: #fef3c7;
    color: #92400e;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0.7; }
}

.overdue-text {
    color: #ef4444 !important;
    font-weight: 700;
}

.overdue-activity {
    color: #ef4444;
    font-weight: 600;
}

/* Overdue Payment Banner */
.overdue-banner {
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    border: 2px solid #ef4444;
    border-radius: 12px;
    margin-bottom: 30px;
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.2);
    animation: urgentPulse 3s infinite;
}

@keyframes urgentPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(239, 68, 68, 0.2); }
    50% { box-shadow: 0 8px 30px rgba(239, 68, 68, 0.4); }
}

.overdue-banner-content {
    display: flex;
    align-items: center;
    padding: 25px;
    gap: 20px;
}

.overdue-banner-content i {
    font-size: 2.5rem;
    color: #ef4444;
    flex-shrink: 0;
}

.overdue-text-content {
    flex: 1;
}

.overdue-text-content h3 {
    margin: 0 0 10px 0;
    color: #991b1b;
    font-size: 1.3rem;
    font-weight: 700;
}

.overdue-text-content p {
    margin: 0;
    color: #7f1d1d;
    line-height: 1.5;
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

@media (max-width: 768px) {
    .overdue-banner-content {
        flex-direction: column;
        text-align: center;
        padding: 20px;
        gap: 15px;
    }
    
    .overdue-text-content h3 {
        font-size: 1.1rem;
    }
    
    .btn-danger {
        width: 100%;
        padding: 15px 24px;
    }
    
    /* Register page mobile styles */
    .register-box {
        padding: 40px 30px;
        max-width: 95%;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .register-form .form-group {
        margin-bottom: 20px;
    }
    
    .register-form input,
    .register-form select {
        padding: 12px;
        font-size: 0.95rem;
    }
    
    .register-btn {
        padding: 12px;
        font-size: 0.95rem;
    }
}

.status-expired {
    background: #fee2e2;
    color: #991b1b;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.expiration-list {
    list-style: none;
}

.expiration-list li {
    padding: 12px 0;
    border-bottom: 1px solid #f3f4f6;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.expiration-list li:last-child {
    border-bottom: none;
}

.expiration-date {
    font-weight: 600;
    color: #374151;
}

.current-plan {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid #10b981;
}

.plan-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 20px;
}

.plan-detail {
    text-align: center;
}

.plan-detail .value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
    display: block;
}

.plan-detail .label {
    font-size: 0.9rem;
    color: #6b7280;
    margin-top: 5px;
}

.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.action-btn {
    background: #2563eb;
    color: white;
    padding: 15px 25px;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    transition: background 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.action-btn i {
    margin-right: 8px;
}

.action-btn:hover {
    background: #1d4ed8;
}

.action-btn.secondary {
    background: #6b7280;
}

.action-btn.secondary:hover {
    background: #4b5563;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }

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

    .nav-menu li {
        margin: 15px 0;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-stats {
        justify-content: center;
    }

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

    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
    }

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

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

/* Invoice Styles */
.invoices-grid {
    display: grid;
    gap: 30px;
    margin-top: 30px;
}

.invoice-card {
    background: white;
    border: 2px solid #f3f4f6;
    border-radius: 15px;
    padding: 30px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.invoice-card:hover {
    border-color: #2563eb;
    box-shadow: 0 5px 25px rgba(37, 99, 235, 0.1);
    transform: translateY(-2px);
}

.invoice-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.invoice-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
}

.invoice-icon i {
    font-size: 1.5rem;
    color: white;
}

.invoice-info h3 {
    font-size: 1.3rem;
    color: #1f2937;
    margin: 0 0 5px 0;
}

.invoice-info p {
    color: #6b7280;
    margin: 0 0 5px 0;
    font-size: 0.9rem;
}

.invoice-date {
    font-size: 0.8rem;
    color: #9ca3af;
    font-weight: 500;
}

.invoice-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding: 15px 20px;
    background: #f8fafc;
    border-radius: 8px;
}

.invoice-amount {
    font-size: 1.8rem;
    font-weight: 700;
    color: #1f2937;
}

.invoice-status {
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.invoice-status.paid {
    background: #d1fae5;
    color: #065f46;
}

.invoice-status.pending {
    background: #fef3c7;
    color: #92400e;
}

.invoice-status.overdue {
    background: #fecaca;
    color: #991b1b;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { background: #fecaca; }
    50% { background: #ef4444; color: white; }
    100% { background: #fecaca; }
}



.invoice-actions {
    display: flex;
    gap: 15px;
}

.invoice-download-btn,
.invoice-view-btn {
    flex: 1;
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.invoice-download-btn {
    background: #2563eb;
    color: white;
}

.invoice-download-btn:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
}

.invoice-view-btn {
    background: #f3f4f6;
    color: #374151;
    border: 1px solid #d1d5db;
}

.invoice-view-btn:hover {
    background: #e5e7eb;
    border-color: #9ca3af;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: white;
    margin: 2% auto;
    padding: 0;
    border-radius: 15px;
    width: 90%;
    max-width: 700px;
    max-height: 95vh;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

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

.modal-header {
    padding: 30px 30px 20px;
    border-bottom: 1px solid #f3f4f6;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    color: #1f2937;
    font-size: 1.5rem;
}

.close {
    color: #9ca3af;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close:hover {
    color: #374151;
}

.modal-body {
    padding: 30px;
    overflow-y: auto;
    flex: 1;
    max-height: calc(95vh - 140px);
}

/* Custom scrollbar for modal */
.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

.invoice-summary {
    margin-bottom: 30px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #f3f4f6;
}

.summary-row:last-child {
    border-bottom: none;
}

.summary-row.total {
    font-weight: 700;
    font-size: 1.1rem;
    color: #1f2937;
    border-top: 2px solid #e5e7eb;
    margin-top: 15px;
    padding-top: 15px;
}

.summary-row .label {
    color: #6b7280;
    font-weight: 500;
}

.summary-row .value {
    color: #1f2937;
    font-weight: 600;
}

.payment-info {
    background: #f8fafc;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid #10b981;
}

.payment-info h3 {
    margin: 0 0 15px 0;
    color: #1f2937;
    font-size: 1.1rem;
}

.payment-info p {
    margin: 8px 0;
    color: #374151;
}

.payment-info.overdue-payment {
    background: #fef2f2;
    border-left-color: #ef4444;
}

.overdue-notice {
    background: white;
    border: 2px solid #ef4444;
    border-radius: 8px;
    padding: 15px;
    margin: 15px 0;
}

.overdue-notice p {
    margin: 5px 0;
    color: #374151;
}

.expire-warning {
    color: #ef4444 !important;
    font-weight: 700;
    font-size: 1.05rem;
    background: #fef2f2;
    padding: 8px 12px;
    border-radius: 6px;
    border-left: 4px solid #ef4444;
    margin-top: 10px !important;
}

.modal-footer {
    padding: 20px 30px 30px;
    display: flex;
    gap: 15px;
    justify-content: flex-end;
    border-top: 1px solid #f3f4f6;
    background: white;
    flex-shrink: 0;
}

/* Plan Specifications Modal Styles */
.plan-specifications {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
}

.spec-section {
    margin-bottom: 30px;
    padding-bottom: 25px;
    border-bottom: 1px solid #e5e7eb;
}

.spec-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.spec-section h3 {
    color: #1f2937;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.spec-section h3 i {
    color: #2563eb;
    font-size: 1.1rem;
}

.spec-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.spec-section ul li {
    padding: 8px 0;
    color: #374151;
    position: relative;
    padding-left: 20px;
    border-bottom: 1px solid #f3f4f6;
}

.spec-section ul li:last-child {
    border-bottom: none;
}

.spec-section ul li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

.sub-section {
    margin: 20px 0;
    padding-left: 15px;
    border-left: 3px solid #e5e7eb;
}

.sub-section h4 {
    color: #374151;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sub-section h4 i {
    color: #6b7280;
    font-size: 1rem;
}

.sub-section p {
    color: #6b7280;
    margin: 5px 0;
    font-weight: 500;
}

.sub-section ul {
    margin-top: 8px;
}

.sub-section ul li {
    padding: 5px 0;
    font-size: 0.95rem;
}

/* Billing Information Grid */
.billing-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 25px;
}

.billing-item {
    display: flex;
    align-items: flex-start;
    padding: 20px;
    background: #f8fafc;
    border-radius: 10px;
    border: 1px solid #e5e7eb;
}

.billing-item i {
    font-size: 1.5rem;
    color: #2563eb;
    margin-right: 15px;
    margin-top: 2px;
}

.billing-item h3 {
    margin: 0 0 5px 0;
    color: #1f2937;
    font-size: 1rem;
}

.billing-item p {
    margin: 0 0 5px 0;
    color: #374151;
    font-weight: 600;
}

.billing-item small {
    color: #6b7280;
    font-size: 0.8rem;
}

/* Billing Address Styles */
.billing-address p {
    margin: 3px 0;
    color: #374151;
    line-height: 1.4;
}

.billing-address p:first-child {
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 8px;
}

/* Billed To Section in Modal */
.billing-section {
    background: #f8fafc;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
    margin-bottom: 25px;
}

.billing-section h3 {
    margin: 0 0 15px 0;
    color: #1f2937;
    font-size: 1.1rem;
    font-weight: 600;
}

.billed-to-info p {
    margin: 3px 0;
    color: #374151;
    line-height: 1.4;
}

.billed-to-info p:first-child {
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 8px;
    font-size: 1.05rem;
}

/* Wallet Address Styling */
.billing-item small {
    word-break: break-all;
    word-wrap: break-word;
    line-height: 1.4;
    font-family: 'Courier New', monospace;
}

.payment-info p {
    word-break: break-all;
    word-wrap: break-word;
    line-height: 1.5;
}

.payment-info p strong + * {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    background: #f3f4f6;
    padding: 2px 4px;
    border-radius: 3px;
    display: inline-block;
    margin-top: 2px;
}

/* Wallet Address Specific Styling */
.wallet-address {
    font-family: 'Courier New', monospace !important;
    font-size: 0.85rem;
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    padding: 8px 12px;
    border-radius: 6px;
    word-break: break-all;
    word-wrap: break-word;
    line-height: 1.4;
    color: #374151;
    display: block;
    margin-top: 5px;
    max-width: 100%;
    overflow-wrap: anywhere;
}

@media (max-width: 480px) {
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .wallet-address {
        font-size: 0.75rem;
        padding: 6px 8px;
        word-break: break-all;
        overflow-wrap: anywhere;
    }
    
    .billing-item {
        flex-direction: column;
        text-align: center;
    }
    
    .billing-item i {
        margin-right: 0;
        margin-bottom: 10px;
    }
}

/* Payment Instructions Modal Styles */
.payment-instructions {
    max-width: 100%;
}

.instruction-step {
    margin-bottom: 25px;
    padding: 20px;
    background: #f8fafc;
    border-radius: 8px;
    border-left: 4px solid #2563eb;
}

.instruction-step.warning {
    border-left-color: #f59e0b;
    background: #fffbeb;
}

.instruction-step h3 {
    margin: 0 0 15px 0;
    color: #1f2937;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.instruction-step h3 i {
    color: #2563eb;
}

.instruction-step.warning h3 i {
    color: #f59e0b;
}

.payment-id-box, .current-usdt-address {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    padding: 15px;
    margin: 15px 0;
    text-align: center;
}

.payment-id {
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    font-weight: bold;
    color: #1f2937;
    background: #f3f4f6;
    padding: 5px 10px;
    border-radius: 4px;
    display: inline-block;
    margin-left: 8px;
}

.email-info {
    margin-top: 15px;
    padding: 12px;
    background: white;
    border-radius: 6px;
    border: 1px solid #e5e7eb;
}

.email-address {
    font-family: 'Courier New', monospace;
    color: #2563eb;
    font-weight: 600;
}

.address-note {
    margin-top: 10px;
    font-size: 0.9rem;
    color: #6b7280;
    font-style: italic;
}

.instruction-step ul {
    margin: 15px 0 0 20px;
    color: #374151;
}

.instruction-step ul li {
    margin-bottom: 8px;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .modal-content {
        margin: 1% auto;
        width: 95%;
        max-height: 98vh;
    }
    
    .modal-body {
        padding: 20px;
        max-height: calc(98vh - 120px);
    }
    
    .modal-footer {
        padding: 15px 20px 20px;
        flex-direction: column;
        gap: 10px;
    }
    
    .modal-footer .btn {
        width: 100%;
        justify-content: center;
    }
    
    .payment-instructions {
        padding: 5px;
    }
    
    .instruction-step {
        padding: 15px;
        margin-bottom: 15px;
    }
    
    .payment-id-box, .current-usdt-address {
        padding: 12px;
    }
    
    .payment-id {
        font-size: 0.95rem;
        word-break: break-all;
    }
}

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

    .login-box {
        padding: 40px 30px;
    }

    .invoice-actions {
        flex-direction: column;
    }

    .modal-content {
        width: 95%;
        margin: 10% auto;
    }

    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 20px;
    }

    .billing-info-grid {
        grid-template-columns: 1fr;
    }

    .invoice-details {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    /* Crypto payment mobile styles */
    .crypto-list {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .crypto-item {
        font-size: 0.85rem;
        padding: 6px 10px;
    }

    .crypto-badges {
        gap: 6px;
        margin: 15px 0;
    }

    .crypto-badge {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }

    .crypto-payments {
        padding: 15px;
        margin: 20px 0;
    }

    .crypto-payments h4 {
        font-size: 1rem;
        text-align: center;
    }

    .crypto-note {
        font-size: 0.8rem;
    }
}

/* Registration Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease-out;
}

.modal-content {
    background-color: #ffffff;
    margin: 2% auto;
    border-radius: 12px;
    width: 90%;
    max-width: 800px;
    max-height: 95vh;
    overflow-y: auto;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease-out;
}

.modal-header {
    padding: 25px 30px 20px;
    border-bottom: 2px solid #f1f5f9;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: white;
    border-radius: 12px 12px 0 0;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.close {
    color: white;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.modal-body {
    padding: 30px;
}

.modal-footer {
    padding: 20px 30px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid #f1f5f9;
}

/* Registration Steps */
.registration-steps {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
    position: relative;
}

.registration-steps::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 25%;
    right: 25%;
    height: 2px;
    background: #e5e7eb;
    z-index: 1;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex: 1;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #e5e7eb;
    color: #6b7280;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    transition: all 0.3s ease;
}

.step.active .step-number {
    background: #2563eb;
    color: white;
}

.step.completed .step-number {
    background: #10b981;
    color: white;
}

.step-label {
    font-size: 0.9rem;
    color: #6b7280;
    font-weight: 500;
}

.step.active .step-label {
    color: #2563eb;
    font-weight: 600;
}

.step.completed .step-label {
    color: #10b981;
    font-weight: 600;
}

/* Selected Plan Summary */
.selected-plan-summary {
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 30px;
    text-align: center;
}

.selected-plan-summary h3 {
    margin: 0 0 10px 0;
    color: #1f2937;
    font-size: 1.2rem;
}

.plan-details {
    display: flex;
    justify-content: center;
    gap: 20px;
    align-items: center;
}

.plan-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2563eb;
}

.billing-cycle {
    background: #2563eb;
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* Registration Form */
.registration-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: #374151;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group small {
    color: #6b7280;
    font-size: 0.85rem;
    margin-top: 4px;
    display: block;
}

/* Checkbox Styles */
.checkbox-group {
    margin-bottom: 25px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-size: 0.95rem;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid #d1d5db;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
    margin-top: 1px;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: #2563eb;
    border-color: #2563eb;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    color: white;
    font-weight: bold;
    font-size: 12px;
}

.checkbox-label a {
    color: #2563eb;
    text-decoration: none;
}

.checkbox-label a:hover {
    text-decoration: underline;
}

/* Payment Methods */
.payment-methods {
    display: grid;
    gap: 20px;
    margin-bottom: 30px;
}

.payment-method {
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.payment-method:hover {
    border-color: #2563eb;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
}

.payment-method.active {
    border-color: #2563eb;
    background: rgba(37, 99, 235, 0.05);
}

.payment-method.traditional-payment,
.payment-method.paypal-payment {
    opacity: 0.6;
    cursor: not-allowed;
}

.payment-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    position: relative;
}

.payment-header i {
    font-size: 1.5rem;
    color: #2563eb;
}

.payment-header h4 {
    margin: 0;
    font-size: 1.1rem;
    color: #1f2937;
}

.recommended-badge {
    position: absolute;
    right: 0;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 600;
}

.coming-soon {
    position: absolute;
    right: 15px;
    top: 15px;
    background: #f59e0b;
    color: white;
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 600;
}

.payment-method p {
    color: #6b7280;
    margin: 0 0 15px 0;
    line-height: 1.5;
}

.crypto-benefits {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.benefit {
    background: #ecfdf5;
    color: #047857;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Crypto Payment Details */
.crypto-payment-details {
    border-top: 2px solid #f1f5f9;
    padding-top: 25px;
    margin-top: 25px;
}

.crypto-payment-details h4 {
    margin: 0 0 20px 0;
    color: #1f2937;
    font-size: 1.1rem;
}

.crypto-selection {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.crypto-option {
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 15px 10px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.crypto-option:hover {
    border-color: #2563eb;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
}

.crypto-option.active {
    border-color: #2563eb;
    background: rgba(37, 99, 235, 0.05);
}

.crypto-option i {
    font-size: 1.8rem;
    margin-bottom: 8px;
    display: block;
}

.crypto-option i.fab.fa-bitcoin { color: #f7931a; }
.crypto-option i.fas.fa-coins { color: #26a17b; }
.crypto-option i.fab.fa-ethereum { color: #627eea; }
.crypto-option i.fas.fa-link { color: #375bd2; }
.crypto-option i.fas.fa-circle { color: #0033ad; }

.crypto-name {
    display: block;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 2px;
}

.crypto-symbol {
    font-size: 0.85rem;
    color: #6b7280;
}

/* Payment Summary */
.payment-summary {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 20px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #e5e7eb;
}

.summary-row:last-child {
    border-bottom: none;
}

.summary-row.total {
    font-weight: 700;
    font-size: 1.1rem;
    color: #1f2937;
    border-top: 2px solid #e5e7eb;
    padding-top: 15px;
    margin-top: 10px;
}

/* Confirmation Step */
.confirmation-content {
    text-align: center;
    max-width: 500px;
    margin: 0 auto;
}

.success-icon {
    margin-bottom: 20px;
}

.success-icon i {
    font-size: 4rem;
    color: #10b981;
}

.confirmation-content h3 {
    margin: 0 0 15px 0;
    color: #1f2937;
    font-size: 1.5rem;
}

.confirmation-content p {
    color: #6b7280;
    margin-bottom: 30px;
    line-height: 1.6;
}

.next-steps,
.account-info {
    text-align: left;
    background: #f8fafc;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}

.next-steps h4,
.account-info h4 {
    margin: 0 0 15px 0;
    color: #1f2937;
    font-size: 1.1rem;
}

.next-steps ol {
    margin: 0;
    padding-left: 20px;
}

.next-steps li {
    margin-bottom: 8px;
    color: #374151;
    line-height: 1.5;
}

.account-info p {
    margin: 8px 0;
    color: #374151;
    text-align: left;
}

/* Modal Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(50px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

/* Modal Responsive Design */
@media (max-width: 768px) {
    .modal-content {
        margin: 1% auto;
        width: 95%;
        max-height: 98vh;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 20px;
    }
    
    .modal-header h2 {
        font-size: 1.3rem;
    }
    
    .registration-steps {
        margin-bottom: 25px;
    }
    
    .step-number {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
    
    .step-label {
        font-size: 0.8rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .plan-details {
        flex-direction: column;
        gap: 10px;
    }
    
    .crypto-selection {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 10px;
    }
    
    .crypto-option {
        padding: 12px 8px;
    }
    
    .crypto-option i {
        font-size: 1.5rem;
    }
    
    .modal-footer {
        flex-direction: column;
        gap: 10px;
    }
    
    .modal-footer .btn {
        width: 100%;
        justify-content: center;
    }
}