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

:root {
    --bg-primary: #FFFFFF;
    --bg-secondary: #F5F7FA;
    --bg-card: #FFFFFF;
    --accent-dark: #17191b;
    --accent-hover: #313c48;
    --accent-green: #00a859;
    --accent-red: #ff3366;
    --border-light: #E9ECEF;
    --border-medium: #DDE1E6;
    --text-primary: #17191b;
    --text-secondary: #4a5568;
    --text-muted: #6c757d;
    --shadow-sm: 0 4px 12px rgba(0,0,0,0.02), 0 1px 2px rgba(0,0,0,0.03);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.03), 0 2px 4px rgba(0,0,0,0.02);
    --shadow-hover: 0 20px 32px -8px rgba(0,0,0,0.05), 0 4px 12px rgba(0,0,0,0.02);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --border-radius-card: 28px;
    --border-radius-element: 100px;
    --border-radius-button: 100px;
    --border-radius-input: 100px;
    --transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.layout-grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2rem 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.site-header {
    text-align: center;
    padding: 1rem 0 1.5rem;
    background: var(--bg-primary);
    border-radius: var(--border-radius-card);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 1.5rem;
}

.site-logo {
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.02));
}

.tagline {
    font-size: 1.1rem;
    color: var(--text-secondary);
    letter-spacing: -0.02em;
    margin-top: 0.75rem;
    font-weight: 400;
}

.main-nav {
    background: var(--bg-primary);
    border-radius: var(--border-radius-element);
    padding: 0.5rem;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
}

.main-nav ul {
    display: flex;
    justify-content: center;
    gap: 0.25rem;
    list-style: none;
    flex-wrap: wrap;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.7rem 1.4rem;
    border-radius: var(--border-radius-element);
    transition: var(--transition);
    font-size: 0.95rem;
    letter-spacing: -0.01em;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--accent-dark);
    background: var(--bg-secondary);
}

.nav-link.active {
    color: white;
    background: var(--accent-dark);
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius-card);
    padding: 2rem 2.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-medium);
}

.section-title {
    font-size: 1.9rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--accent-dark);
    line-height: 1.2;
}

h1.section-title {
    font-size: 2.2rem;
}

.accent-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent-hover) 100%);
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(23,25,27,0.1);
}

.section-subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    max-width: 70%;
    line-height: 1.5;
}

.verification-panel {
    background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
    border: 1px solid var(--border-light);
}

.input-group {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.verification-input {
    flex: 1 1 350px;
    padding: 1rem 1.8rem;
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius-input);
    font-size: 1rem;
    background-color: var(--bg-primary);
    transition: var(--transition);
    font-family: var(--font-sans);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.01);
}

.verification-input:hover {
    border-color: var(--accent-hover);
}

.verification-input:focus {
    outline: none;
    border-color: var(--accent-dark);
    box-shadow: 0 0 0 4px rgba(23,25,27,0.05), inset 0 1px 2px rgba(0,0,0,0.02);
}

.btn-verify {
    background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent-hover) 100%);
    color: white;
    border: none;
    padding: 1rem 2.5rem;
    border-radius: var(--border-radius-button);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    font-family: var(--font-sans);
    box-shadow: 0 4px 12px rgba(23,25,27,0.15);
}

.btn-verify:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 18px rgba(23,25,27,0.2);
    filter: brightness(1.1);
}

.btn-verify:active {
    transform: translateY(1px);
    box-shadow: 0 2px 8px rgba(23,25,27,0.15);
}

.validation-result {
    margin-top: 1.5rem;
    padding: 1rem 1.8rem;
    border-radius: var(--border-radius-element);
    font-weight: 500;
    font-size: 0.95rem;
    display: none;
    animation: slideDown 0.2s ease;
}

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

.validation-result.success {
    display: block;
    background: linear-gradient(135deg, rgba(0,168,89,0.05) 0%, rgba(0,168,89,0.02) 100%);
    border: 1px solid var(--accent-green);
    color: #0B5E42;
}

.validation-result.error {
    display: block;
    background: linear-gradient(135deg, rgba(255,51,102,0.05) 0%, rgba(255,51,102,0.02) 100%);
    border: 1px solid var(--accent-red);
    color: #B91C1C;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.link-card {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 24px;
    transition: var(--transition);
}

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

.link-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--text-muted);
    font-weight: 600;
}

.link-label strong {
    color: var(--accent-dark);
    font-weight: 700;
}

.link-url {
    font-family: 'SF Mono', 'Menlo', 'Monaco', 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.95rem;
    word-break: break-all;
    background: var(--bg-secondary);
    padding: 1rem 1.2rem;
    border-radius: 18px;
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: var(--transition);
    line-height: 1.5;
    font-weight: 500;
    color: var(--accent-dark);
}

.link-url:hover {
    background: var(--bg-primary);
    border-color: var(--accent-dark);
    box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.link-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.25rem;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.link-latency {
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 0.3rem 1.2rem;
    border-radius: 30px;
    border: 1px solid var(--border-light);
    font-weight: 500;
}

.link-status {
    font-size: 0.8rem;
    color: var(--accent-green);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.link-status::before {
    content: "";
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.copy-btn {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    padding: 0.5rem 1.5rem;
    border-radius: 30px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-primary);
    letter-spacing: 0.01em;
}

.copy-btn:hover {
    background: var(--accent-dark);
    color: white;
    border-color: var(--accent-dark);
    transform: scale(0.98);
}

.market-stats-mini {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 2rem;
    padding: 1.25rem 1.5rem;
    background: var(--bg-secondary);
    border-radius: 60px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
}

.market-stats-mini span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

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

.guide-card, .feature-item {
    height: 100%;
    background: var(--bg-primary);
    border-radius: 24px;
    padding: 2rem;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.guide-card:hover, .feature-item:hover {
    border-color: var(--accent-dark);
    transform: translateY(-2px);
}

.guide-card h3, .feature-item h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--accent-dark);
    letter-spacing: -0.02em;
}

.guide-card p, .feature-item p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

.styled-list {
    padding-left: 1.5rem;
    color: var(--text-secondary);
}

.styled-list li {
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.feature-icon {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.05));
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 1.25rem;
    margin: 1.5rem 0;
}

.category-card {
    padding: 1.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 22px;
    transition: var(--transition);
    cursor: default;
}

.category-card:hover {
    border-color: var(--accent-dark);
    transform: translateY(-2px) scale(1.01);
    box-shadow: var(--shadow-sm);
}

.category-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--accent-dark);
    font-weight: 600;
}

.category-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.inventory-note {
    margin-top: 1.5rem;
    font-style: normal;
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding: 1rem 1.5rem;
    background: var(--bg-secondary);
    border-radius: 60px;
    display: inline-block;
    border: 1px solid var(--border-light);
}

.buying-guide-panel {
    background: var(--bg-primary);
    padding: 2.5rem;
}

.steps-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.step {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 1.25rem 1.5rem;
    background: var(--bg-secondary);
    border-radius: 60px;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.step:hover {
    border-color: var(--accent-dark);
    background: var(--bg-primary);
}

.step-number {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent-hover) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(23,25,27,0.15);
}

.step-content h3 {
    margin-bottom: 0.4rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent-dark);
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.rules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.rule {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    background: var(--bg-primary);
    padding: 1.5rem;
    border-radius: 24px;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.rule:hover {
    border-color: var(--accent-red);
    transform: translateY(-2px);
}

.rule-icon {
    font-size: 1.8rem;
    flex-shrink: 0;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.05));
}

.rule p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.rule p strong {
    color: var(--accent-dark);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.faq-item {
    background: var(--bg-primary);
    padding: 1.75rem;
    border-radius: 24px;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--accent-dark);
    box-shadow: var(--shadow-sm);
}

.faq-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--accent-dark);
    font-weight: 600;
    line-height: 1.4;
}

.faq-item p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.seo-content-panel {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius-card);
    padding: 2.5rem;
}

.seo-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
    columns: 2 300px;
    column-gap: 2.5rem;
}

.seo-text p {
    margin-bottom: 1.25rem;
    break-inside: avoid;
    line-height: 1.6;
}

.site-footer {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.8rem;
    border-top: 1px solid var(--border-light);
    padding-top: 2rem;
    margin-top: 0.5rem;
}

.footer-keywords {
    margin-top: 1rem;
    font-size: 0.7rem;
    color: var(--text-muted);
    word-break: break-word;
    line-height: 1.6;
    opacity: 0.8;
}

@media (max-width: 1024px) {
    .layout-grid {
        padding: 1.5rem 1.5rem 1rem;
        gap: 2rem;
    }
    
    .section-subtitle {
        max-width: 90%;
    }
    
    .seo-text {
        columns: 1;
    }
}

@media (max-width: 768px) {
    .layout-grid {
        padding: 1rem 1rem 1rem;
        gap: 1.5rem;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .main-nav {
        padding: 0.25rem;
    }
    
    .main-nav ul {
        gap: 0.15rem;
    }
    
    .nav-link {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    h1.section-title {
        font-size: 1.8rem;
    }
    
    .section-subtitle {
        max-width: 100%;
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .btn-verify {
        width: 100%;
        padding: 1rem;
    }
    
    .logo-container img {
        max-width: 280px;
        height: auto;
    }
    
    .market-stats-mini {
        flex-direction: column;
        gap: 0.75rem;
        padding: 1rem 1.25rem;
        border-radius: 30px;
    }
    
    .step {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        padding: 1.25rem;
        border-radius: 30px;
    }
    
    .step-number {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .rules-grid {
        grid-template-columns: 1fr;
    }
    
    .guide-card, .feature-item {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .link-meta {
        flex-direction: column;
        align-items: stretch;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .verification-input {
        padding: 0.9rem 1.2rem;
    }
    
    .section-title {
        font-size: 1.4rem;
    }
    
    .card {
        padding: 1.25rem;
    }
    
    .links-grid {
        grid-template-columns: 1fr;
    }
    
    .rule {
        padding: 1.25rem;
    }
    
    .faq-item {
        padding: 1.25rem;
    }
    
    .seo-content-panel {
        padding: 1.5rem;
    }
}

.link-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.btn-verify, .copy-btn, .nav-link, .link-url {
    -webkit-tap-highlight-color: transparent;
}

::selection {
    background: var(--accent-dark);
    color: white;
}

::-moz-selection {
    background: var(--accent-dark);
    color: white;
}

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

:root {
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-card: #FFFFFF;
    --accent-dark: #17191b;
    --accent-hover: #313c48;
    --accent-green: #00a859;
    --accent-red: #ff3366;
    --border-light: #E2E8F0;
    --border-medium: #CBD5E0;
    --text-primary: #17191b;
    --text-secondary: #4A5568;
    --text-muted: #718096;
    --shadow-sm: 0 4px 12px rgba(0,0,0,0.02);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.03);
    --shadow-hover: 0 20px 32px -8px rgba(0,0,0,0.05);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --border-radius-card: 28px;
    --border-radius-element: 100px;
    --border-radius-button: 100px;
    --border-radius-input: 100px;
    --transition: all 0.2s ease;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.layout-grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2rem 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.site-header {
    text-align: center;
    padding: 1.5rem 2rem;
    background: var(--bg-primary);
    border-radius: var(--border-radius-card);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.site-logo {
    max-width: 100%;
    height: auto;
    display: block;
}

.tagline {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-top: 0.75rem;
    font-weight: 400;
}

.main-nav {
    background: var(--bg-primary);
    border-radius: var(--border-radius-element);
    padding: 0.5rem;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
}

.main-nav ul {
    display: flex;
    justify-content: center;
    gap: 0.25rem;
    list-style: none;
    flex-wrap: wrap;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.7rem 1.4rem;
    border-radius: var(--border-radius-element);
    transition: var(--transition);
    font-size: 0.95rem;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--accent-dark);
    background: var(--bg-secondary);
}

.nav-link.active {
    color: white;
    background: var(--accent-dark);
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius-card);
    padding: 2rem 2.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-medium);
}

.section-title {
    font-size: 1.9rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--accent-dark);
    line-height: 1.2;
}

h1.section-title {
    font-size: 2.2rem;
}

.accent-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    background: var(--accent-dark);
    border-radius: 50%;
}

.section-subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    max-width: 80%;
    line-height: 1.5;
}

.verification-panel {
    background: var(--bg-primary);
}

.input-group {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.verification-input {
    flex: 1 1 350px;
    padding: 1rem 1.8rem;
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius-input);
    font-size: 1rem;
    background-color: var(--bg-primary);
    transition: var(--transition);
    font-family: var(--font-sans);
}

.verification-input:hover {
    border-color: var(--accent-hover);
}

.verification-input:focus {
    outline: none;
    border-color: var(--accent-dark);
    box-shadow: 0 0 0 3px rgba(23,25,27,0.05);
}

.btn-verify {
    background: var(--accent-dark);
    color: white;
    border: none;
    padding: 1rem 2.5rem;
    border-radius: var(--border-radius-button);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    font-family: var(--font-sans);
}

.btn-verify:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-verify:active {
    transform: translateY(1px);
}

.validation-result {
    margin-top: 1.5rem;
    padding: 1rem 1.8rem;
    border-radius: var(--border-radius-element);
    font-weight: 500;
    font-size: 0.95rem;
    display: none;
}

.validation-result.success {
    display: block;
    background: rgba(0,168,89,0.05);
    border: 1px solid var(--accent-green);
    color: #0B5E42;
}

.validation-result.error {
    display: block;
    background: rgba(255,51,102,0.05);
    border: 1px solid var(--accent-red);
    color: #B91C1C;
}

.verification-note {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.link-card {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 24px;
    transition: var(--transition);
}

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

.link-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--text-muted);
    font-weight: 600;
}

.link-label strong {
    color: var(--accent-dark);
}

.link-url {
    font-family: 'SF Mono', 'Menlo', 'Monaco', monospace;
    font-size: 0.95rem;
    word-break: break-all;
    background: var(--bg-secondary);
    padding: 1rem 1.2rem;
    border-radius: 18px;
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: var(--transition);
    line-height: 1.5;
    font-weight: 500;
    color: var(--accent-dark);
}

.link-url:hover {
    background: var(--bg-primary);
    border-color: var(--accent-dark);
}

.link-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.link-latency {
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 0.3rem 1.2rem;
    border-radius: 30px;
    border: 1px solid var(--border-light);
    font-weight: 500;
}

.link-status {
    font-size: 0.8rem;
    color: var(--accent-green);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.link-status::before {
    content: "";
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.copy-btn {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    padding: 0.5rem 1.5rem;
    border-radius: 30px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-primary);
}

.copy-btn:hover {
    background: var(--accent-dark);
    color: white;
    border-color: var(--accent-dark);
}

.market-stats-mini {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 2rem;
    padding: 1.25rem 1.5rem;
    background: var(--bg-secondary);
    border-radius: 60px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
}

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

.guide-card {
    height: 100%;
    background: var(--bg-primary);
    border-radius: 24px;
    padding: 2rem;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.guide-card:hover {
    border-color: var(--accent-dark);
}

.guide-card h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--accent-dark);
}

.guide-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

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

.feature-item {
    background: var(--bg-primary);
    border-radius: 24px;
    padding: 2rem;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.feature-item:hover {
    border-color: var(--accent-dark);
}

.feature-icon {
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

.feature-item h3 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent-dark);
}

.feature-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.steps-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.step {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 1.25rem 1.5rem;
    background: var(--bg-secondary);
    border-radius: 60px;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.step:hover {
    border-color: var(--accent-dark);
    background: var(--bg-primary);
}

.step-number {
    width: 44px;
    height: 44px;
    background: var(--accent-dark);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-content h3 {
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-dark);
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.25rem;
    margin: 1.5rem 0;
}

.category-card {
    padding: 1.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 22px;
    transition: var(--transition);
}

.category-card:hover {
    border-color: var(--accent-dark);
}

.category-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--accent-dark);
    font-weight: 600;
}

.category-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

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

.comparison-item {
    padding: 1.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 22px;
}

.comparison-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--accent-dark);
}

.comparison-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.faq-item {
    background: var(--bg-primary);
    padding: 1.75rem;
    border-radius: 24px;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--accent-dark);
}

.faq-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--accent-dark);
    font-weight: 600;
}

.faq-item p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

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

.opsec-item {
    padding: 1.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 22px;
}

.opsec-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--accent-dark);
}

.opsec-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

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

.tech-item {
    padding: 1.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 22px;
}

.tech-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--accent-dark);
}

.tech-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.resource-item {
    padding: 1.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 22px;
}

.resource-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--accent-dark);
}

.resource-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

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

.vendor-info {
    padding: 1.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 22px;
}

.vendor-info h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--accent-dark);
}

.styled-list {
    padding-left: 1.5rem;
    color: var(--text-secondary);
}

.styled-list li {
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.seo-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
    columns: 2 300px;
    column-gap: 2.5rem;
}

.seo-text p {
    margin-bottom: 1.25rem;
    break-inside: avoid;
    line-height: 1.6;
}

.disclaimer-panel {
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-card);
    border: 1px solid var(--border-light);
    font-size: 0.85rem;
    color: var(--text-muted);
    text-align: center;
}

.site-footer {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.8rem;
    border-top: 1px solid var(--border-light);
    padding-top: 2rem;
    margin-top: 1rem;
}

.footer-keywords {
    margin-top: 1rem;
    font-size: 0.7rem;
    color: var(--text-muted);
    word-break: break-word;
}

.footer-update {
    margin-top: 0.5rem;
    font-size: 0.7rem;
    color: var(--text-muted);
}

@media (max-width: 1024px) {
    .layout-grid {
        padding: 1.5rem 1.5rem 1rem;
    }
    
    .section-subtitle {
        max-width: 100%;
    }
    
    .seo-text {
        columns: 1;
    }
}

@media (max-width: 768px) {
    .layout-grid {
        padding: 1rem 1rem;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .nav-link {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    h1.section-title {
        font-size: 1.8rem;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .btn-verify {
        width: 100%;
    }
    
    .market-stats-mini {
        flex-direction: column;
        gap: 0.75rem;
        padding: 1rem 1.25rem;
        border-radius: 30px;
    }
    
    .step {
        flex-direction: column;
        gap: 1rem;
        padding: 1.25rem;
        border-radius: 30px;
    }
    
    .step-number {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .link-meta {
        flex-direction: column;
        align-items: stretch;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .verification-input {
        padding: 0.9rem 1.2rem;
    }
    
    .links-grid {
        grid-template-columns: 1fr;
    }
}

::selection {
    background: var(--accent-dark);
    color: white;
}