:root {
    --primary-color: #00D4FF;
    --secondary-color: #0A0F1C;
    --accent-color: #C0C0C0;
    --text-primary: #FFFFFF;
    --text-secondary: #B0B8C8;
    --background-primary: #0A0F1C;
    --background-secondary: #141B2E;
    --background-card: #1A2138;
    --border-color: #2A3441;
    --success-color: #00FF88;
    --warning-color: #FFB800;
    --error-color: #FF4757;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background-primary);
    font-size: 16px;
}

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

/* Typography */
h1, h2, h3, h4 {
    line-height: 1.2;
    font-weight: 600;
}

h1 {
    font-size: 3.2rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background: #00B8E6;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

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

.btn-product {
    background: var(--background-secondary);
    color: var(--primary-color);
    border-color: var(--primary-color);
    width: 100%;
    text-align: center;
}

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

/* Hero Section */
.hero {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--background-primary) 0%, var(--background-secondary) 50%, var(--background-primary) 100%);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(0, 212, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.brand-header {
    margin-bottom: 60px;
}

.brand-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.logo {
    width: 80px;
    height: 80px;
}

.brand-name {
    color: var(--primary-color);
    font-size: 3.5rem;
    font-weight: 700;
}

.tagline {
    font-size: 1.3rem;
    color: var(--accent-color);
    font-weight: 300;
}

.hero-content h2 {
    margin-bottom: 20px;
    color: var(--text-primary);
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Security First Section */
.security-first {
    padding: 80px 0;
    background: var(--background-secondary);
}

.security-first h2 {
    text-align: center;
    margin-bottom: 60px;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.security-item {
    text-align: center;
    padding: 30px 20px;
    background: linear-gradient(135deg, var(--background-card) 0%, rgba(26, 33, 56, 0.8) 100%);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.security-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), rgba(0, 212, 255, 0.3));
}

.security-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 212, 255, 0.15);
}

.security-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

/* Engineering Section */
.engineering {
    padding: 80px 0;
    background: var(--background-primary);
}

.engineering h2 {
    text-align: center;
    margin-bottom: 60px;
}

.engineering-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
}

.engineering-features {
    list-style: none;
    margin-top: 30px;
}

.engineering-features li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.engineering-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.content-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.content-image:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 48px rgba(0, 212, 255, 0.15);
}

/* Non-Custodial Section */
.non-custodial {
    padding: 80px 0;
    background: var(--background-secondary);
}

.non-custodial h2 {
    text-align: center;
    margin-bottom: 60px;
}

.promise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.promise-item {
    text-align: center;
    padding: 40px 30px;
    background: linear-gradient(135deg, var(--background-card) 0%, rgba(26, 33, 56, 0.8) 100%);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.promise-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 36px rgba(0, 212, 255, 0.1);
}

.promise-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

/* Compliance Notice */
.compliance-notice {
    background: linear-gradient(135deg, rgba(255, 183, 0, 0.1), rgba(255, 183, 0, 0.05));
    border: 1px solid rgba(255, 183, 0, 0.3);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 40px;
    text-align: center;
}

.compliance-notice p {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.1rem;
}

/* Risk Warning */
.risk-warning {
    background: linear-gradient(135deg, rgba(255, 71, 87, 0.1), rgba(255, 71, 87, 0.05));
    border: 1px solid rgba(255, 71, 87, 0.3);
    border-radius: 12px;
    padding: 30px;
    margin-top: 40px;
    text-align: center;
}

.risk-warning h3 {
    color: var(--error-color);
    margin-bottom: 15px;
}

.risk-warning p {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.1rem;
    line-height: 1.6;
}

/* Products Section */
.products {
    padding: 80px 0;
    background: var(--background-primary);
}

.products h2 {
    text-align: center;
    margin-bottom: 60px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.product-card {
    background: linear-gradient(135deg, var(--background-card) 0%, rgba(26, 33, 56, 0.9) 100%);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--success-color));
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2);
}

.product-image {
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--background-secondary) 0%, rgba(26, 33, 56, 0.8) 100%);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 120px;
}

.product-illustration {
    width: 100%;
    height: auto;
    max-width: 200px;
    filter: drop-shadow(0 4px 8px rgba(0, 212, 255, 0.1));
    transition: transform 0.3s ease, filter 0.3s ease;
}

.product-card:hover .product-illustration {
    transform: scale(1.05);
    filter: drop-shadow(0 6px 12px rgba(0, 212, 255, 0.2));
}

.product-features {
    list-style: none;
    margin: 20px 0;
    text-align: left;
}

.product-features li {
    padding: 5px 0;
    padding-left: 20px;
    position: relative;
    color: var(--text-secondary);
}

.product-features li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.product-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin: 20px 0;
    padding: 15px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 212, 255, 0.05));
    border-radius: 12px;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

/* Documentation Section */
.documentation {
    padding: 80px 0;
    background: var(--background-secondary);
}

.documentation h2 {
    text-align: center;
    margin-bottom: 60px;
}

.doc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.doc-item {
    text-align: center;
    padding: 40px 30px;
    background: linear-gradient(135deg, var(--background-card) 0%, rgba(26, 33, 56, 0.8) 100%);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.doc-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 36px rgba(0, 212, 255, 0.1);
}

.doc-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

/* Compliance Section */
.compliance {
    padding: 80px 0;
    background: var(--background-primary);
}

.compliance h2 {
    text-align: center;
    margin-bottom: 60px;
}

.compliance-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

.compliance-items {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-top: 40px;
}

.compliance-item {
    padding: 20px;
    background: linear-gradient(135deg, var(--background-card) 0%, rgba(26, 33, 56, 0.7) 100%);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.compliance-item:hover {
    transform: translateX(4px);
}

.compliance-item h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

/* Privacy Section */
.privacy {
    padding: 80px 0;
    background: var(--background-secondary);
}

.privacy h2 {
    text-align: center;
    margin-bottom: 60px;
}

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

.privacy-principles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.privacy-principle {
    padding: 30px 20px;
    background: linear-gradient(135deg, var(--background-card) 0%, rgba(26, 33, 56, 0.8) 100%);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.privacy-principle:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 212, 255, 0.1);
}

.privacy-principle h4 {
    color: var(--primary-color);
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: var(--background-primary);
}

.contact h2 {
    text-align: center;
    margin-bottom: 60px;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}

.contact-item {
    text-align: center;
    padding: 40px 30px;
    background: linear-gradient(135deg, var(--background-card) 0%, rgba(26, 33, 56, 0.8) 100%);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 36px rgba(0, 212, 255, 0.15);
}

.contact-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.contact-item a:hover {
    text-decoration: underline;
}

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

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo {
    width: 40px;
    height: 40px;
}

.footer-brand-name {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 600;
}

.footer-links {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
    text-decoration: none;
}

.footer-info {
    text-align: right;
}

.footer-info p {
    margin-bottom: 5px;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    .brand-name {
        font-size: 2.5rem;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .engineering-content,
    .compliance-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-info {
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }

    .brand-logo {
        flex-direction: column;
        gap: 10px;
    }

    .security-grid,
    .promise-grid,
    .products-grid,
    .doc-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 0;
    }

    section {
        padding: 60px 0;
    }

    .brand-name {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    .tagline {
        font-size: 1.1rem;
    }
}

/* Cookie Banner Styles */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--background-card);
    border-top: 2px solid var(--primary-color);
    padding: 20px;
    z-index: 1000;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
    display: none;
}

.cookie-banner.show {
    display: block;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.cookie-text h3 {
    color: var(--primary-color);
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.cookie-text p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.95rem;
}

.cookie-text a {
    color: var(--primary-color);
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.cookie-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.cookie-accept {
    background: var(--primary-color);
    color: var(--background-primary);
}

.cookie-accept:hover {
    background: #00B8E6;
}

.cookie-reject {
    background: var(--background-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.cookie-reject:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.cookie-customize {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.cookie-customize:hover {
    background: var(--primary-color);
    color: var(--background-primary);
}

/* Cookie Modal */
.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1001;
    display: none;
    align-items: center;
    justify-content: center;
}

.cookie-modal.show {
    display: flex;
}

.cookie-modal-content {
    background: var(--background-card);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.cookie-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid var(--border-color);
}

.cookie-modal-header h3 {
    color: var(--primary-color);
    margin: 0;
    font-size: 1.3rem;
}

.cookie-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cookie-close:hover {
    color: var(--text-primary);
}

.cookie-modal-body {
    padding: 25px;
}

.cookie-category {
    margin-bottom: 25px;
}

.cookie-category:last-child {
    margin-bottom: 0;
}

.cookie-category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.cookie-category-header h4 {
    color: var(--text-primary);
    margin: 0;
    font-size: 1.1rem;
}

.cookie-required {
    background: var(--background-secondary);
    color: var(--accent-color);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.cookie-toggle {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.cookie-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.cookie-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--background-secondary);
    transition: 0.3s;
    border-radius: 24px;
    border: 1px solid var(--border-color);
}

.cookie-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 2px;
    bottom: 2px;
    background-color: var(--text-secondary);
    transition: 0.3s;
    border-radius: 50%;
}

input:checked + .cookie-slider {
    background-color: var(--primary-color);
}

input:checked + .cookie-slider:before {
    transform: translateX(26px);
    background-color: var(--background-primary);
}

.cookie-category p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.95rem;
}

.cookie-modal-footer {
    padding: 20px 25px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cookie-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
}

.cookie-link:hover {
    text-decoration: underline;
}

/* Responsive Cookie Banner */
@media (max-width: 768px) {
    .cookie-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .cookie-buttons {
        flex-wrap: wrap;
        justify-content: center;
    }

    .cookie-btn {
        flex: 1;
        min-width: 120px;
    }

    .cookie-modal-content {
        margin: 20px;
        width: calc(100% - 40px);
    }

    .cookie-modal-footer {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .cookie-banner {
        padding: 15px;
    }

    .cookie-buttons {
        flex-direction: column;
        width: 100%;
    }

    .cookie-btn {
        width: 100%;
    }
}