/* Reset & Base Styles */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #0ea5e9;
    --accent: #22d3ee;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --light: #f1f5f9;
    --white: #ffffff;
    --success: #10b981;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --radius: 12px;
    --radius-lg: 16px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--dark);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.25rem; }

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    box-shadow: 0 4px 14px 0 rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(99, 102, 241, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--gray);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary-light);
}

.btn-white {
    background: var(--white);
    color: var(--dark);
}

.btn-white:hover {
    background: var(--light);
    transform: translateY(-2px);
}

.btn-sm { padding: 8px 16px; font-size: 0.875rem; }
.btn-lg { padding: 16px 32px; font-size: 1.125rem; }
.btn-block { width: 100%; }

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.nav-buttons {
    display: flex;
    gap: 12px;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--white);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 10px;
    font-weight: 800;
    font-size: 0.875rem;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: var(--gray-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--white);
}

/* Hero Section */
.hero {
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 50%, rgba(14, 165, 233, 0.1) 0%, transparent 40%);
    z-index: -1;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-light);
    margin-bottom: 24px;
}

.hero h1 {
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-light);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray);
}

/* How It Works Section */
.how-it-works {
    padding: 100px 0;
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.03) 0%, transparent 100%);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.step-card {
    text-align: center;
    padding: 40px 24px;
    background: var(--dark-light);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    position: relative;
}

.step-number {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0 auto 20px;
}

.step-card h3 {
    margin-bottom: 12px;
}

.step-card p {
    color: var(--gray-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Protocols Section */
.protocols {
    padding: 80px 0;
}

.protocols-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.protocol-card {
    background: var(--dark-light);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    transition: all 0.3s;
}

.protocol-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-4px);
}

.protocol-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
}

.protocol-icon svg {
    width: 32px;
    height: 32px;
}

.protocol-icon.wireguard {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.protocol-icon.socks5 {
    background: rgba(99, 102, 241, 0.1);
    color: #6366f1;
}

.protocol-icon.http {
    background: rgba(14, 165, 233, 0.1);
    color: #0ea5e9;
}

.protocol-card h3 {
    margin-bottom: 8px;
}

.protocol-card p {
    color: var(--gray-light);
    font-size: 0.9rem;
}

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

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.section-header p {
    color: var(--gray-light);
    margin-top: 16px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--dark-light);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all 0.3s;
}

.feature-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-4px);
}

.feature-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius);
    margin-bottom: 20px;
    color: var(--primary-light);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-card h3 {
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--gray-light);
    font-size: 0.9rem;
}

/* Pricing Section */
.pricing {
    padding: 100px 0;
    background: linear-gradient(180deg, transparent 0%, rgba(99, 102, 241, 0.03) 50%, transparent 100%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: start;
}

.pricing-card {
    background: var(--dark-light);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    position: relative;
    transition: all 0.3s;
}

.pricing-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
}

.pricing-card.featured {
    border-color: var(--primary);
    transform: scale(1.05);
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.1) 0%, var(--dark-light) 100%);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pricing-header {
    text-align: center;
    margin-bottom: 24px;
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 4px;
}

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

.pricing-price {
    text-align: center;
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.pricing-price .currency {
    font-size: 1.5rem;
    font-weight: 600;
    vertical-align: top;
}

.pricing-price .amount {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pricing-price .period {
    font-size: 1rem;
    color: var(--gray);
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    color: var(--gray-light);
}

.pricing-features svg {
    width: 20px;
    height: 20px;
    color: var(--success);
    flex-shrink: 0;
}

/* Quantity Selector */
.quantity-selector {
    margin-bottom: 24px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius);
}

.quantity-selector label {
    display: block;
    font-size: 0.875rem;
    color: var(--gray-light);
    margin-bottom: 12px;
    text-align: center;
}

.quantity-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.qty-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--white);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all 0.2s;
}

.qty-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.qty-input {
    width: 60px;
    height: 36px;
    text-align: center;
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
}

.qty-input:focus {
    outline: none;
    border-color: var(--primary);
}

/* Remove number input spinners */
.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.qty-input[type=number] {
    -moz-appearance: textfield;
}

/* Pricing Total */
.pricing-total {
    text-align: center;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
    padding: 12px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius);
}

.pricing-total .total-price {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Pricing Note */
.pricing-note {
    text-align: center;
    color: var(--gray);
    margin-top: 40px;
    font-size: 0.95rem;
}

/* FAQ Section */
.faq {
    padding: 100px 0;
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: color 0.3s;
}

.faq-question:hover {
    color: var(--primary-light);
}

.faq-question svg {
    width: 24px;
    height: 24px;
    color: var(--gray);
    transition: transform 0.3s;
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-bottom: 24px;
}

.faq-answer p {
    color: var(--gray-light);
    line-height: 1.7;
}

/* CTA Section */
.cta {
    padding: 100px 0;
}

.cta-content {
    background: var(--gradient);
    border-radius: var(--radius-lg);
    padding: 80px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.cta-content h2 {
    position: relative;
    margin-bottom: 16px;
}

.cta-content p {
    position: relative;
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 32px;
}

.cta-content .btn {
    position: relative;
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    background: var(--dark-light);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: var(--gray);
    margin-top: 16px;
    max-width: 300px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
    color: var(--white);
}

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

.footer-column li {
    margin-bottom: 12px;
}

.footer-column a {
    color: var(--gray);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: var(--white);
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    color: var(--gray);
    font-size: 0.9rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--dark-light);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 40px;
    max-width: 450px;
    width: 100%;
    position: relative;
    animation: modalSlide 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: var(--gray);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s;
}

.modal-close:hover {
    color: var(--white);
}

.modal-content h2 {
    font-size: 1.5rem;
    margin-bottom: 24px;
    text-align: center;
}

/* Modal Location Select */
.modal-location-select {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.select-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.select-group label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.custom-select {
    position: relative;
}

.custom-select select {
    width: 100%;
    padding: 12px 16px;
    padding-right: 40px;
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    color: var(--white);
    font-size: 0.95rem;
    font-family: inherit;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    transition: border-color 0.2s;
}

.custom-select select:hover {
    border-color: rgba(255, 255, 255, 0.2);
}

.custom-select select:focus {
    outline: none;
    border-color: var(--primary);
}

.custom-select select option {
    background: var(--dark);
    color: var(--white);
    padding: 12px;
}

.custom-select select option:disabled {
    color: var(--gray);
}

.custom-select::after {
    content: '';
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid var(--gray-light);
    pointer-events: none;
}

@media (max-width: 480px) {
    .modal-location-select {
        grid-template-columns: 1fr;
    }
}

/* Order Summary in Modal */
.modal-order-summary {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 24px;
}

.order-line {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    color: var(--gray-light);
}

.order-line span:last-child {
    color: var(--white);
    font-weight: 500;
}

.order-line.total {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 8px;
    padding-top: 16px;
    font-size: 1.1rem;
}

.order-line.total span:last-child {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-plan-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 24px;
}

.modal-plan-info #modalPlanName {
    font-weight: 600;
}

.modal-plan-info #modalPlanPrice {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.payment-methods {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.payment-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px;
    border: none;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.payment-btn svg {
    width: 24px;
    height: 24px;
}

.payment-btn.stripe {
    background: #635bff;
    color: white;
}

.payment-btn.stripe:hover {
    background: #5147e5;
}

.payment-btn.paypal {
    background: #ffc439;
    color: #003087;
}

.payment-btn.paypal:hover {
    background: #f0b62d;
}

.payment-note {
    text-align: center;
    color: var(--gray);
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .features-grid,
    .pricing-grid,
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .protocols-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .features-grid,
    .pricing-grid,
    .protocols-grid,
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-content {
        padding: 60px 24px;
    }
}

@media (max-width: 480px) {
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .btn-lg {
        width: 100%;
    }
}