:root {
    --primary-white: #FFFFFF;
    --primary-dark: #303948;
    --accent-blue: #3cbef2;
    --accent-blue-dark: #2a9bc9;
    --gray-light: #f8fafc;
    --gray-medium: #94a3b8;
    --gray-dark: #475569;
    --success: #10b981;
    --error: #ef4444;
    --border-radius: 16px;
    --border-radius-sm: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.06);
    --container-max: 1200px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(90deg, var(--primary-white) 1px, transparent 1px) 0 0 / 20px 20px,
        linear-gradient(var(--primary-white) 1px, transparent 1px) 0 0 / 20px 20px;
    opacity: 0.03;
    z-index: -1;
    pointer-events: none;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.main-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(48, 57, 72, 0.08);
    padding: 1rem 0;
    transition: var(--transition);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.875rem;
}

.site-logo {
    transition: var(--transition);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.05));
}

.site-logo:hover {
    transform: translateY(-1px);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.logo-badge {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-dark));
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-family: 'JetBrains Mono', monospace;
    letter-spacing: -0.25px;
    box-shadow: 0 2px 8px rgba(60, 190, 242, 0.2);
}

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

.main-nav a {
    text-decoration: none;
    color: var(--gray-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
    white-space: nowrap;
}

.main-nav a:hover {
    color: var(--accent-blue);
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-blue), transparent);
    transition: var(--transition);
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-sm);
    background-color: var(--gray-light);
    transition: var(--transition);
}

.menu-toggle:hover {
    background-color: rgba(60, 190, 242, 0.1);
}

.menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--primary-dark);
    margin: 4px auto;
    transition: var(--transition);
    border-radius: 1px;
}

.hero-section {
    padding: 6rem 0 4rem;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.title-gradient {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}

.title-sub {
    display: block;
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--gray-medium);
    margin-top: 0.75rem;
    max-width: 500px;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--gray-dark);
    margin-bottom: 2.5rem;
    max-width: 600px;
    line-height: 1.7;
}

.hero-description strong {
    color: var(--primary-dark);
    font-weight: 600;
    background: linear-gradient(120deg, rgba(60, 190, 242, 0.1) 0%, rgba(60, 190, 242, 0) 100%);
    padding: 0 0.25rem;
    border-radius: 2px;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--accent-blue);
    font-family: 'JetBrains Mono', monospace;
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.hero-graphic {
    position: absolute;
    top: 0;
    right: 0;
    width: 40%;
    height: 100%;
    pointer-events: none;
    opacity: 0.5;
}

.graphic-circle {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(60, 190, 242, 0.1);
    animation: float 20s infinite ease-in-out;
}

.graphic-circle:nth-child(1) {
    width: 300px;
    height: 300px;
    top: 50px;
    right: -50px;
    border-color: rgba(60, 190, 242, 0.15);
    animation-delay: 0s;
}

.graphic-circle:nth-child(2) {
    width: 200px;
    height: 200px;
    bottom: 100px;
    right: 100px;
    border-color: rgba(60, 190, 242, 0.1);
    animation-delay: 5s;
}

.graphic-circle:nth-child(3) {
    width: 150px;
    height: 150px;
    top: 150px;
    right: 200px;
    border-color: rgba(60, 190, 242, 0.08);
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(120deg); }
    66% { transform: translateY(10px) rotate(240deg); }
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--primary-dark);
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-medium);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.mirrors-section {
    padding: 5rem 0;
    background-color: var(--gray-light);
    border-radius: var(--border-radius);
    margin: 2rem 0;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.link-card {
    background-color: var(--primary-white);
    border-radius: var(--border-radius);
    padding: 1.75rem;
    border: 1px solid rgba(48, 57, 72, 0.1);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.link-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--accent-blue), transparent);
    opacity: 0;
    transition: var(--transition);
}

.link-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-blue);
}

.link-card:hover::before {
    opacity: 1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--success);
    position: relative;
    flex-shrink: 0;
}

.status-indicator.active::after {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: 50%;
    background-color: rgba(16, 185, 129, 0.2);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

.card-title {
    font-weight: 600;
    color: var(--primary-dark);
    flex-grow: 1;
    margin-left: 0.75rem;
    font-size: 1.1rem;
}

.link-latency {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    color: var(--success);
    background-color: rgba(16, 185, 129, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-weight: 500;
}

.link-url {
    background-color: rgba(48, 57, 72, 0.02);
    padding: 1rem;
    border-radius: var(--border-radius-sm);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    color: var(--primary-dark);
    margin-bottom: 1.25rem;
    border: 1px solid rgba(48, 57, 72, 0.08);
    word-break: break-all;
    cursor: pointer;
    transition: var(--transition);
    line-height: 1.5;
}

.link-url:hover {
    background-color: rgba(60, 190, 242, 0.05);
    border-color: var(--accent-blue);
    color: var(--accent-blue-dark);
}

.card-actions {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.copy-btn, .visit-btn, .verify-btn {
    padding: 0.875rem 1.75rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: 'Inter', sans-serif;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    letter-spacing: 0.25px;
}

.copy-btn {
    background-color: var(--primary-dark);
    color: white;
    box-shadow: 0 2px 8px rgba(48, 57, 72, 0.2);
}

.copy-btn:hover {
    background-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(60, 190, 242, 0.3);
}

.visit-btn {
    background-color: transparent;
    color: var(--accent-blue);
    border: 2px solid var(--accent-blue);
    text-decoration: none;
}

.visit-btn:hover {
    background-color: var(--accent-blue);
    color: white;
    transform: translateY(-2px);
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1.25rem;
    border-top: 1px solid rgba(48, 57, 72, 0.08);
    font-size: 0.875rem;
}

.security-badge {
    color: var(--success);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.security-badge::before {
    content: '✓';
    font-size: 0.75rem;
}

.last-checked {
    color: var(--gray-medium);
    font-size: 0.8125rem;
}

.mirror-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.info-card {
    background-color: var(--primary-white);
    border-radius: var(--border-radius);
    padding: 2rem;
    border: 1px solid rgba(60, 190, 242, 0.2);
    box-shadow: var(--shadow-md);
}

.info-card h3 {
    color: var(--accent-blue);
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.info-card p {
    color: var(--gray-dark);
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    line-height: 1.7;
}

.info-card p:last-child {
    margin-bottom: 0;
}

.content-section {
    padding: 5rem 0;
}

.review-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.review-card {
    background-color: var(--primary-white);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    border: 1px solid rgba(48, 57, 72, 0.1);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.review-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-blue), transparent);
    opacity: 0;
    transition: var(--transition);
}

.review-card:hover {
    border-color: var(--accent-blue);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.review-card:hover::after {
    opacity: 1;
}

.review-card h3 {
    color: var(--primary-dark);
    margin-bottom: 1.25rem;
    font-size: 1.5rem;
    font-weight: 600;
    position: relative;
    padding-bottom: 0.75rem;
}

.review-card h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-blue), transparent);
    border-radius: 3px;
}

.review-card p {
    color: var(--gray-dark);
    line-height: 1.7;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.review-card p:last-child {
    margin-bottom: 0;
}

.review-card strong {
    color: var(--primary-dark);
    font-weight: 600;
    background: linear-gradient(120deg, rgba(60, 190, 242, 0.1) 0%, rgba(60, 190, 242, 0) 100%);
    padding: 0.125rem 0.25rem;
    border-radius: 2px;
}

.features-section {
    padding: 5rem 0;
    background-color: var(--gray-light);
    border-radius: var(--border-radius);
    margin: 2rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.feature-card {
    background-color: var(--primary-white);
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    border: 1px solid rgba(48, 57, 72, 0.1);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-blue), transparent);
    opacity: 0;
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--accent-blue);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1.25rem;
    display: inline-block;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

.feature-card h3 {
    color: var(--primary-dark);
    margin-bottom: 0.875rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.feature-card p {
    color: var(--gray-dark);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.market-specs {
    max-width: 800px;
    margin: 0 auto;
}

.specs-card {
    background-color: var(--primary-white);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    border: 2px solid rgba(60, 190, 242, 0.2);
    box-shadow: var(--shadow-md);
}

.specs-card h3 {
    color: var(--accent-blue);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    text-align: center;
    font-weight: 600;
}

.specs-list {
    list-style: none;
    padding: 0;
}

.specs-list li {
    padding: 1rem 0;
    border-bottom: 1px solid rgba(48, 57, 72, 0.1);
    color: var(--gray-dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9375rem;
}

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

.specs-list li strong {
    color: var(--primary-dark);
    font-weight: 600;
    min-width: 180px;
    background-color: rgba(60, 190, 242, 0.05);
    padding: 0.375rem 0.75rem;
    border-radius: var(--border-radius-sm);
}

.verification-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, rgba(60, 190, 242, 0.05) 0%, rgba(60, 190, 242, 0.02) 100%);
    border-radius: var(--border-radius);
    margin: 2rem 0;
}

.verification-container {
    max-width: 700px;
    margin: 0 auto;
}

.verification-input-group {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.verification-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-sm);
    border: 2px solid rgba(48, 57, 72, 0.1);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9375rem;
    transition: var(--transition);
    background-color: var(--primary-white);
    color: var(--primary-dark);
}

.verification-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(60, 190, 242, 0.1);
}

.verification-input::placeholder {
    color: var(--gray-medium);
    opacity: 0.7;
}

.verify-btn {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-dark));
    color: white;
    padding: 1rem 2.5rem;
    border: none;
    box-shadow: 0 4px 12px rgba(60, 190, 242, 0.3);
}

.verify-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(60, 190, 242, 0.4);
}

.validation-result {
    margin-top: 1rem;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    display: none;
    animation: slideIn 0.3s ease;
    font-size: 0.9375rem;
}

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

.validation-result.success {
    display: block;
    background-color: rgba(16, 185, 129, 0.1);
    border: 2px solid var(--success);
    color: var(--success);
}

.validation-result.error {
    display: block;
    background-color: rgba(239, 68, 68, 0.1);
    border: 2px solid var(--error);
    color: var(--error);
}

.verification-info {
    margin-top: 3rem;
    padding: 2.5rem;
    background-color: var(--primary-white);
    border-radius: var(--border-radius);
    border: 1px solid rgba(48, 57, 72, 0.1);
    box-shadow: var(--shadow-md);
}

.verification-info h3 {
    color: var(--primary-dark);
    margin-bottom: 1.25rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.verification-info p {
    color: var(--gray-dark);
    line-height: 1.7;
    margin-bottom: 1rem;
    font-size: 0.9375rem;
}

.verification-info p:last-child {
    margin-bottom: 0;
}

.security-section {
    padding: 5rem 0;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.guideline-card {
    background-color: var(--primary-white);
    border-radius: var(--border-radius);
    padding: 2rem;
    border: 1px solid rgba(48, 57, 72, 0.1);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.guideline-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(60, 190, 242, 0.03) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition);
}

.guideline-card:hover {
    border-color: var(--accent-blue);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.guideline-card:hover::before {
    opacity: 1;
}

.guideline-icon {
    font-size: 2.5rem;
    margin-bottom: 1.25rem;
    display: inline-block;
    transition: var(--transition);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.guideline-card:hover .guideline-icon {
    transform: scale(1.1);
}

.guideline-card h3 {
    color: var(--primary-dark);
    margin-bottom: 0.875rem;
    font-size: 1.25rem;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.guideline-card p {
    color: var(--gray-dark);
    font-size: 0.9375rem;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.disclaimer-card {
    background-color: rgba(239, 68, 68, 0.05);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    border: 2px solid rgba(239, 68, 68, 0.2);
    margin-top: 3rem;
}

.disclaimer-card h3 {
    color: var(--error);
    margin-bottom: 1.25rem;
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.disclaimer-card h3::before {
    content: '⚠️';
    font-size: 1.25rem;
}

.disclaimer-card p {
    color: var(--gray-dark);
    line-height: 1.7;
    margin-bottom: 1rem;
    font-size: 0.9375rem;
}

.disclaimer-card p:last-child {
    margin-bottom: 0;
}

.main-footer {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #253042 100%);
    color: white;
    padding: 4rem 0 2rem;
    margin-top: 4rem;
    border-top: 1px solid rgba(48, 57, 72, 0.1);
}

.footer-content {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
}

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

.footer-logo {
    opacity: 0.9;
    filter: brightness(0) invert(1);
    transition: var(--transition);
}

.footer-logo:hover {
    opacity: 1;
    transform: translateY(-2px);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.footer-keywords {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 0.5rem;
    font-family: 'JetBrains Mono', monospace;
    line-height: 1.5;
}

.footer-disclaimer p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1rem;
    font-size: 0.875rem;
    line-height: 1.6;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    margin-top: 2rem;
}

.footer-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    grid-column: 1 / -1;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-meta span {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.footer-meta span::before {
    content: '✓';
    font-size: 0.625rem;
}

.notification {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    background: linear-gradient(135deg, var(--success), #0da371);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-sm);
    z-index: 9999;
    transform: translateX(150%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 600;
    font-size: 0.875rem;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
    max-width: 300px;
}

.notification.show {
    transform: translateX(0);
}

@media (max-width: 1024px) {
    .hero-graphic {
        opacity: 0.3;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .header-container {
        padding: 0 1rem;
    }
    
    .menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    
    .main-nav {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background-color: var(--primary-white);
        flex-direction: column;
        padding: 1.5rem;
        box-shadow: var(--shadow-lg);
        border-radius: var(--border-radius);
        margin: 0 1rem;
        display: none;
        z-index: 999;
        border: 1px solid rgba(48, 57, 72, 0.1);
    }
    
    .main-nav.active {
        display: flex;
    }
    
    .hero-section {
        padding: 4rem 0 3rem;
        text-align: center;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 2rem;
    }
    
    .hero-graphic {
        display: none;
    }
    
    .links-grid {
        grid-template-columns: 1fr;
    }
    
    .verification-input-group {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-brand {
        align-items: center;
    }
    
    .footer-meta {
        justify-content: center;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .review-card,
    .feature-card,
    .guideline-card {
        padding: 1.5rem;
    }
    
    .specs-list li {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
    
    .specs-list li strong {
        min-width: auto;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .title-sub {
        font-size: 1.125rem;
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .link-card,
    .info-card,
    .verification-info,
    .disclaimer-card {
        padding: 1.25rem;
    }
    
    .copy-btn,
    .visit-btn,
    .verify-btn {
        padding: 0.75rem 1rem;
        font-size: 0.8125rem;
    }
    
    .notification {
        left: 1rem;
        right: 1rem;
        max-width: none;
    }
}

.guide-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, rgba(60, 190, 242, 0.02) 0%, rgba(60, 190, 242, 0) 100%);
    border-radius: var(--border-radius);
    margin: 2rem 0;
}

.guide-steps {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
    counter-reset: step-counter;
}

.step-card {
    background-color: var(--primary-white);
    border-radius: var(--border-radius);
    padding: 2rem 2rem 2rem 4rem;
    border: 1px solid rgba(48, 57, 72, 0.1);
    position: relative;
    transition: var(--transition);
    will-change: transform, box-shadow;
}

.step-card:hover {
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.step-number {
    position: absolute;
    left: 1.5rem;
    top: 2rem;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-dark));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    font-family: 'JetBrains Mono', monospace;
}

.step-card h3 {
    color: var(--primary-dark);
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.step-card p {
    color: var(--gray-dark);
    line-height: 1.6;
    margin-bottom: 0.75rem;
    font-size: 0.9375rem;
}

.step-card p:last-child {
    margin-bottom: 0;
}

.security-features {
    background-color: var(--primary-white);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    border: 1px solid rgba(60, 190, 242, 0.2);
    margin-top: 3rem;
    box-shadow: var(--shadow-sm);
}

.security-features h3 {
    color: var(--accent-blue);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1.25rem;
    background-color: rgba(60, 190, 242, 0.03);
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(60, 190, 242, 0.1);
    transition: var(--transition);
    will-change: transform;
}

.feature-item:hover {
    background-color: rgba(60, 190, 242, 0.06);
    transform: translateY(-2px);
}

.feature-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(60, 190, 242, 0.1);
    border-radius: 50%;
}

.feature-item h4 {
    color: var(--primary-dark);
    margin-bottom: 0.375rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.feature-item p {
    color: var(--gray-dark);
    font-size: 0.875rem;
    line-height: 1.5;
}

.verification-process {
    background-color: var(--primary-white);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-top: 2rem;
    border: 1px solid rgba(48, 57, 72, 0.1);
    box-shadow: var(--shadow-sm);
}

.verification-process h3 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.verification-process p {
    color: var(--gray-dark);
    margin-bottom: 1rem;
    font-size: 0.9375rem;
    line-height: 1.6;
}

.process-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0 0 0;
}

.process-list li {
    padding: 0.75rem 0 0.75rem 1.5rem;
    border-bottom: 1px solid rgba(48, 57, 72, 0.1);
    color: var(--gray-dark);
    font-size: 0.875rem;
    position: relative;
}

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

.process-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-weight: bold;
}

.process-list li strong {
    color: var(--primary-dark);
    font-weight: 600;
}

.faq-section {
    padding: 5rem 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--primary-white);
    border-radius: var(--border-radius);
    padding: 1.75rem;
    border: 1px solid rgba(48, 57, 72, 0.1);
    transition: var(--transition);
    will-change: transform;
}

.faq-item:hover {
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.faq-item h3 {
    color: var(--primary-dark);
    margin-bottom: 0.75rem;
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.4;
}

.faq-item p {
    color: var(--gray-dark);
    font-size: 0.875rem;
    line-height: 1.6;
}

.conclusion-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, rgba(48, 57, 72, 0.02) 0%, rgba(48, 57, 72, 0) 100%);
    border-radius: var(--border-radius);
    margin: 3rem 0;
}

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

.conclusion-content h2 {
    color: var(--primary-dark);
    font-size: 2rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.conclusion-content p {
    color: var(--gray-dark);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-size: 1.0625rem;
}

.conclusion-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.cta-button {
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-dark));
    color: white;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 0.9375rem;
    display: inline-block;
    will-change: transform;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(60, 190, 242, 0.3);
}

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

.cta-button.secondary:hover {
    background-color: var(--accent-blue);
    color: white;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.link-column {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.link-column h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.link-column a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s ease;
    will-change: color;
}

.link-column a:hover {
    color: var(--accent-blue);
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (max-width: 768px) {
    .guide-steps {
        gap: 1rem;
    }
    
    .step-card {
        padding: 1.5rem 1.5rem 1.5rem 3.5rem;
    }
    
    .step-number {
        left: 1rem;
        top: 1.5rem;
        width: 28px;
        height: 28px;
        font-size: 0.75rem;
    }
    
    .security-features {
        padding: 1.5rem;
    }
    
    .feature-item {
        padding: 1rem;
        flex-direction: column;
        align-items: flex-start;
    }
    
    .feature-icon {
        margin-bottom: 0.5rem;
    }
    
    .verification-process {
        padding: 1.5rem;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .conclusion-content h2 {
        font-size: 1.75rem;
    }
    
    .conclusion-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-button {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .guide-section,
    .security-section,
    .verification-section,
    .faq-section {
        padding: 3rem 0;
    }
    
    .step-card h3 {
        font-size: 1.125rem;
    }
    
    .security-features h3 {
        font-size: 1.25rem;
    }
    
    .verification-process h3 {
        font-size: 1.125rem;
    }
    
    .conclusion-section {
        padding: 2.5rem 1rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

@media (hover: none) {
    .link-card:hover,
    .review-card:hover,
    .feature-card:hover,
    .guideline-card:hover,
    .step-card:hover,
    .faq-item:hover {
        transform: none;
    }
    
    .cta-button:hover {
        transform: none;
    }
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

picture {
    display: block;
}

source {
    display: none;
}

@supports (content-visibility: auto) {
    .content-section,
    .guide-section,
    .security-section,
    .verification-section,
    .faq-section {
        content-visibility: auto;
        contain-intrinsic-size: 1px 500px;
    }
}