:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #10b981;
    --accent: #f59e0b;
    --danger: #ef4444;
    --success: #10b981;
    --warning: #f59e0b;
    --dark: #0f172a;
    --darker: #0a0e17;
    --light: #ffffff;
    --gray: #94a3b8;
    --gray-dark: #475569;
    --gradient: linear-gradient(135deg, #6366f1, #8b5cf6);
    --gradient-accent: linear-gradient(135deg, #f59e0b, #ef4444);
    --gradient-dark: linear-gradient(135deg, #0f172a, #1e1b4b);
    --shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.4);
    --border: rgba(255, 255, 255, 0.1);
    --border-light: rgba(255, 255, 255, 0.2);
}

/* Base Reset & Security */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 120px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--darker);
    color: var(--light);
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Keyboard navigation focus styles */
body.keyboard-navigation :focus {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

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

.hero-gradient {
    background: linear-gradient(135deg, #f59e0b, #ef4444, #6366f1);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: block;
    font-size: 4rem;
    font-weight: 900;
    letter-spacing: -1px;
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 1.8rem;
    color: var(--gray);
    font-weight: 600;
}

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

/* Trust Bar */
.trust-bar {
    background: linear-gradient(90deg, #ef4444, #f97316, #f59e0b);
    color: white;
    padding: 12px 0;
    font-size: 15px;
    font-weight: 700;
    text-align: center;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    animation: pulse 2s infinite;
}

.trust-bar i {
    margin-right: 8px;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.9; }
    100% { opacity: 1; }
}

/* Navigation */
.header {
    position: fixed;
    top: 46px;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 999;
    padding: 15px 0;
    transition: all 0.3s ease;
}

.header.scrolled {
    padding: 10px 0;
    background: rgba(15, 23, 42, 0.98);
}

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

.nav-brand .logo {
    display: flex;
    align-items: center;
    font-size: 1.8rem;
    font-weight: 900;
    color: white;
    text-decoration: none;
    font-family: 'Poppins', sans-serif;
}

.nav-brand .logo i {
    color: var(--primary);
    margin-right: 10px;
    font-size: 2rem;
}

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

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--gray);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--light);
    outline: none;
}

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

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

.auth-section {
    display: flex;
    align-items: center;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.nav-toggle:hover,
.nav-toggle:focus {
    background-color: rgba(255, 255, 255, 0.1);
    outline: none;
}

/* Dropdown Styles */
.user-dropdown {
    position: relative;
    display: inline-block;
}

.user-dropdown .dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--dark);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem;
    min-width: 250px;
    box-shadow: var(--shadow-lg);
    display: none;
    z-index: 1000;
    margin-top: 10px;
}

.user-dropdown.show .dropdown-menu {
    display: block;
    animation: fadeIn 0.2s ease;
}

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

.dropdown-header {
    padding: 0.5rem 0;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.dropdown-header strong {
    color: var(--light);
    font-size: 1rem;
}

.dropdown-email {
    color: var(--gray);
    font-size: 0.85rem;
    margin-top: 0.25rem;
    word-break: break-all;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem;
    background: none;
    border: none;
    color: var(--gray);
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    text-align: left;
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: rgba(255, 255, 255, 0.05);
    color: var(--light);
    outline: none;
}

/* Hero Section */
.hero-section {
    padding: 180px 0 100px;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(245, 158, 11, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(239, 68, 68, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.trust-badges {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.trust-badge {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    backdrop-filter: blur(10px);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

.hero-description strong {
    color: var(--light);
    font-weight: 700;
}

.hero-cta {
    margin-bottom: 4rem;
}

.hero-guarantee {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1.5rem;
    color: var(--gray);
    font-size: 0.95rem;
}

.hero-guarantee i {
    color: var(--success);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    padding: 3rem 0;
    border-top: 1px solid var(--border);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Sections */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--gradient);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.section-title {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 1rem;
    color: white;
}

.section-subtitle {
    color: var(--gray);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    font-weight: 700;
    padding: 1rem 2rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
}

.btn:hover::before,
.btn:focus::before {
    left: 100%;
}

.btn-premium {
    background: var(--gradient);
    color: white;
    border: none;
    box-shadow: var(--shadow);
}

.btn-premium:hover,
.btn-premium:focus {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    color: white;
    outline: none;
}

.btn-sparkle {
    position: relative;
    overflow: hidden;
}

.btn-sparkle::after {
    content: '⚡';
    position: absolute;
    top: -10px;
    right: -10px;
    font-size: 1.2rem;
    animation: sparkle 2s infinite;
}

@keyframes sparkle {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
}

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

.btn-outline:hover,
.btn-outline:focus {
    background: var(--primary);
    color: white;
    outline: none;
}

.btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border: none;
}

.btn-success:hover,
.btn-success:focus {
    background: linear-gradient(135deg, #059669, #047857);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    outline: none;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.product-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 2.5rem;
    position: relative;
    transition: all 0.4s ease;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-card:hover,
.product-card:focus-within {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.product-card:hover::before,
.product-card:focus-within::before {
    opacity: 1;
}

.product-badges {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-end;
}

.product-badge {
    background: var(--gradient-accent);
    color: white;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.product-icon {
    width: 80px;
    height: 80px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.product-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: white;
}

.product-description {
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.product-features {
    list-style: none;
    margin: 1.5rem 0;
}

.product-features li {
    color: var(--light);
    padding: 0.5rem 0;
    padding-left: 2rem;
    position: relative;
}

.product-features li i {
    color: var(--secondary);
    position: absolute;
    left: 0;
    font-size: 1.1rem;
}

.product-price {
    margin: 2rem 0;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.original-price {
    text-decoration: line-through;
    color: var(--gray);
    font-size: 1rem;
    display: block;
    margin-bottom: 0.5rem;
}

.current-price {
    font-size: 3rem;
    font-weight: 900;
    color: white;
    margin: 0.5rem 0;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.discount-badge {
    background: var(--gradient-accent);
    color: white;
    padding: 0.4rem 1rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 700;
    display: inline-block;
    margin-top: 0.5rem;
}

.sales-count {
    color: var(--gray);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.international-support {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--gray);
    font-size: 0.85rem;
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 6px;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.international-support i {
    color: var(--success);
}

.product-actions {
    margin: 1.5rem 0;
}

.purchase-note {
    text-align: center;
    color: var(--gray);
    font-size: 0.85rem;
    margin-top: 0.5rem;
    line-height: 1.4;
}

.product-guarantee {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    color: var(--gray);
    font-size: 0.9rem;
}

.product-guarantee i {
    color: var(--success);
}

/* Testimonials */
.testimonials-section {
    background: var(--dark);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 2.5rem;
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 1rem;
    left: 1.5rem;
    font-size: 5rem;
    color: var(--primary);
    opacity: 0.2;
    font-family: serif;
}

.stars {
    color: #ffd700;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.testimonial-text {
    color: var(--light);
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.author {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 700;
    color: white;
    font-size: 1.1rem;
}

.author-title {
    color: var(--gray);
    font-size: 0.9rem;
}

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

.faq-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    color: white;
    background: rgba(255, 255, 255, 0.03);
    transition: all 0.3s ease;
    border: none;
    width: 100%;
    text-align: left;
}

.faq-question:hover,
.faq-question:focus {
    background: rgba(255, 255, 255, 0.05);
    outline: none;
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer.show {
    padding: 1.5rem;
    max-height: 500px;
}

.faq-answer p {
    color: var(--gray);
    line-height: 1.6;
}

.faq-answer strong {
    color: var(--light);
}

/* CTA Section */
.cta-section {
    background: var(--gradient-dark);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(245, 158, 11, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.cta-badge {
    background: var(--gradient-accent);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 1px;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
    animation: pulse 2s infinite;
}

.cta-title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    color: white;
}

.cta-subtitle {
    color: var(--gray);
    font-size: 1.25rem;
    margin-bottom: 3rem;
}

.cta-guarantee {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 2rem;
    color: var(--gray);
    font-size: 0.95rem;
}

.cta-guarantee i {
    color: var(--success);
}

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

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-brand .logo {
    display: flex;
    align-items: center;
    font-size: 2rem;
    font-weight: 900;
    color: white;
    margin-bottom: 1.5rem;
    font-family: 'Poppins', sans-serif;
    text-decoration: none;
}

.footer-brand .logo i {
    color: var(--primary);
    margin-right: 10px;
    font-size: 2.2rem;
}

.footer-description {
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover,
.social-link:focus {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
    outline: none;
}

.footer-links h3 {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-link {
    color: var(--gray);
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-link:hover,
.footer-link:focus {
    color: var(--primary);
    transform: translateX(5px);
    outline: none;
}

.footer-bottom {
    text-align: center;
    padding-top: 3rem;
    border-top: 1px solid var(--border);
}

.security-badges {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.security-badge {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--gray);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
}

.modal.show {
    display: block;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--dark);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 3rem;
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-lg);
    max-height: 90vh;
    overflow-y: auto;
}

.wide-modal {
    max-width: 600px !important;
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: var(--gray);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s ease;
    padding: 5px;
    border-radius: 4px;
}

.modal-close:hover,
.modal-close:focus {
    color: white;
    outline: none;
    background: rgba(255, 255, 255, 0.1);
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-icon {
    width: 80px;
    height: 80px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--primary);
    margin: 0 auto 1.5rem;
}

.auth-header h3 {
    color: white;
    margin-bottom: 0.5rem;
}

.auth-header p {
    color: var(--gray);
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-control {
    width: 100%;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: white;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.otp-section {
    display: none;
}

.otp-section.show {
    display: block;
}

.otp-inputs {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    margin: 1rem 0;
}

.otp-input {
    width: 55px;
    height: 65px;
    text-align: center;
    font-size: 1.8rem;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--border);
    border-radius: 10px;
    color: white;
    transition: all 0.3s ease;
    font-family: monospace;
    letter-spacing: 0.5em;
    -webkit-text-security: disc;
}

.otp-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
    outline: none;
    -webkit-text-security: none;
}

#verifyOtpBtn {
    display: none;
}

/* Security Enhancements */
.security-enhanced {
    position: relative;
}

.security-enhanced::after {
    content: '🔒';
    position: absolute;
    top: -5px;
    right: -5px;
    font-size: 0.8rem;
    opacity: 0.8;
}

.payment-security-notice {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 12px;
    padding: 1rem;
    margin: 1rem 0;
    text-align: center;
    color: var(--success);
    font-size: 0.9rem;
}

.payment-security-notice i {
    margin-right: 0.5rem;
}

.international-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: white;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-left: 0.5rem;
}

/* Disable autofill styles for sensitive fields */
input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
input:-webkit-autofill:active {
    -webkit-box-shadow: 0 0 0 30px var(--dark) inset !important;
    -webkit-text-fill-color: var(--light) !important;
    border: 1px solid var(--border) !important;
    caret-color: var(--light) !important;
}

/* Disable copy on sensitive info */
.no-copy {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    cursor: default;
}

/* Enhanced modal security */
.modal-content {
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
}

/* Loading overlay security */
.loading-overlay {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

/* Hide sensitive info on print */
@media print {
    .payment-details,
    .user-email,
    .auth-form,
    .btn,
    .modal,
    .notification,
    .trust-bar {
        display: none !important;
    }
}

/* International payment indicator */
.international-payment {
    border: 2px solid #3b82f6 !important;
    position: relative;
}

.international-payment::before {
    content: '🌍';
    position: absolute;
    top: -10px;
    right: -10px;
    font-size: 1.2rem;
    background: var(--dark);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Payment method security icons */
.payment-method-icon.secure {
    position: relative;
}

.payment-method-icon.secure::after {
    content: '✓';
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--success);
    color: white;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    font-size: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Security warning */
.security-warning {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 8px;
    padding: 0.75rem;
    margin: 1rem 0;
    color: var(--danger);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.security-warning i {
    font-size: 1rem;
}

/* Fix for email input in modals - prevent zoom on iOS */
.email-input {
    font-size: 16px !important;
    padding: 1rem 1.5rem !important;
    height: auto !important;
    min-height: 56px !important;
    width: 100% !important;
    box-sizing: border-box !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    appearance: none !important;
}

#purchaseEmail, #authEmail {
    width: 100% !important;
    font-size: 16px !important;
    padding: 1rem 1.5rem !important;
    min-height: 56px !important;
}

/* Fix for iOS zoom */
@supports (-webkit-touch-callout: none) {
    .email-input,
    #purchaseEmail,
    #authEmail,
    .form-control {
        font-size: 16px !important;
    }
}

/* Notification */
.notification {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    min-width: 350px;
    max-width: 500px;
    background: var(--dark);
    border: 1px solid var(--border);
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
}

.notification.show {
    transform: translateY(0);
    opacity: 1;
}

.notification-content {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.notification-icon {
    font-size: 1.5rem;
}

.notification-success .notification-icon {
    color: var(--success);
}

.notification-error .notification-icon {
    color: var(--danger);
}

.notification-info .notification-icon {
    color: var(--primary);
}

.notification-warning .notification-icon {
    color: var(--warning);
}

.notification-text {
    flex: 1;
    color: white;
    font-weight: 500;
}

.notification-close {
    background: none;
    border: none;
    color: var(--gray);
    font-size: 1.2rem;
    cursor: pointer;
    transition: color 0.3s ease;
    padding: 5px;
    border-radius: 4px;
}

.notification-close:hover,
.notification-close:focus {
    color: white;
    outline: none;
    background: rgba(255, 255, 255, 0.1);
}

/* Loading Spinner */
.loading-spinner {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 3000;
    align-items: center;
    justify-content: center;
}

.loading-spinner.show {
    display: flex;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    border-top-color: var(--primary);
    animation: spin 1s ease-in-out infinite;
}

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

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

/* Razorpay theme override */
.razorpay-checkout-frame {
    background: #0f172a !important;
}

.razorpay-checkout {
    background: #0f172a !important;
}

.razorpay-checkout .header {
    background: #1e293b !important;
}

.razorpay-checkout .payment-option {
    background: #1e293b !important;
    border-color: #334155 !important;
}

.razorpay-checkout .payment-option:hover {
    background: #334155 !important;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-gradient {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-title {
        font-size: 2.8rem;
    }
}

@media (max-width: 768px) {
    .trust-bar {
        font-size: 13px;
        padding: 10px 0;
    }
    
    .header {
        top: 42px;
    }
    
    .nav-menu {
        position: fixed;
        top: 100px;
        left: 0;
        right: 0;
        background: var(--dark);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        border-bottom: 1px solid var(--border);
        transform: translateY(-100%);
        opacity: 0;
        transition: all 0.3s ease;
        display: none;
    }
    
    .nav-menu.show {
        display: flex;
        transform: translateY(0);
        opacity: 1;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .hero-section {
        padding: 140px 0 60px;
    }
    
    .hero-gradient {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .modal-content {
        padding: 2rem;
        width: 95%;
    }
    
    .notification {
        left: 20px;
        right: 20px;
        max-width: none;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .product-card {
        padding: 1.5rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .security-badges {
        flex-direction: column;
        align-items: center;
    }
    
    .security-enhanced::after {
        font-size: 0.7rem;
    }
    
    .international-badge {
        font-size: 0.7rem;
        padding: 0.3rem 0.6rem;
    }
    
    .payment-security-notice {
        font-size: 0.8rem;
        padding: 0.75rem;
    }
    
    .cta-title {
        font-size: 2.2rem;
    }
    
    .cta-badge {
        font-size: 0.8rem;
        padding: 0.6rem 1.2rem;
    }
}

@media (max-width: 480px) {
    .trust-badges {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-gradient {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
    }
    
    .otp-input {
        width: 45px;
        height: 55px;
        font-size: 1.5rem;
    }
    
    .current-price {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .cta-title {
        font-size: 1.8rem;
    }
    
    .notification {
        min-width: 280px;
        left: 10px;
        right: 10px;
    }
    
    .modal-content {
        padding: 1.5rem;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .security-badge {
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary: #0000ff;
        --secondary: #008000;
        --accent: #ffa500;
        --danger: #ff0000;
        --success: #008000;
        --light: #000000;
        --dark: #ffffff;
        --gray: #666666;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .trust-bar,
    .cta-badge {
        animation: none;
    }
    
    .btn::before,
    .btn-sparkle::after {
        display: none;
    }
}

.email-input {
  font-size: 16px !important;
  padding: 1rem 1.5rem !important;
  min-height: 56px !important;
  width: 100% !important;
}

/* Ensure Razorpay loads properly */
.razorpay-container {
  position: relative;
  z-index: 9999;
}