:root {
    --primary-bg: #FFFFFF;
    --secondary-bg: #303948;
    --accent: #3cbef2;
    --accent-dark: #2a9fd8;
    --accent-light: rgba(60, 190, 242, 0.1);
    --text-dark: #303948;
    --text-medium: #5A6A7F;
    --text-light: #8A9BB2;
    --success: #00a859;
    --warning: #ff9900;
    --error: #ff3366;
    --card-shadow: 0 8px 25px rgba(48, 57, 72, 0.06);
    --card-shadow-hover: 0 15px 40px rgba(48, 57, 72, 0.12);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 16px;
    --border-radius-sm: 12px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--primary-bg);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 15% 20%, rgba(60, 190, 242, 0.03) 0%, transparent 60%),
        radial-gradient(ellipse at 85% 80%, rgba(48, 57, 72, 0.02) 0%, transparent 60%);
    z-index: -2;
    pointer-events: none;
}

.grid-pattern {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(to right, rgba(60, 190, 242, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(60, 190, 242, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    opacity: 0.4;
}

.main-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(60, 190, 242, 0.08);
    padding: 1rem 0;
    transition: var(--transition);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.site-logo {
    height: 60px;
    width: auto;
    filter: drop-shadow(0 2px 4px rgba(60, 190, 242, 0.15));
    transition: var(--transition);
}

.site-logo:hover {
    transform: translateY(-1px);
    filter: drop-shadow(0 4px 8px rgba(60, 190, 242, 0.25));
}

.logo-badge {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    box-shadow: 0 2px 8px rgba(60, 190, 242, 0.2);
}

.main-nav {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-medium);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(60, 190, 242, 0.1), transparent);
    opacity: 0;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--accent);
    background: var(--accent-light);
}

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

.nav-link i {
    font-size: 1rem;
    transition: var(--transition);
}

.content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.hero-section {
    text-align: center;
    padding: 4rem 1rem 5rem;
    margin-bottom: 3rem;
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 3.2rem;
    font-weight: 600;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    background: linear-gradient(135deg, var(--text-dark) 0%, var(--accent) 50%, var(--text-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% auto;
    animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.highlight {
    color: var(--accent);
    position: relative;
    display: inline-block;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0;
    width: 100%;
    height: 6px;
    background: rgba(60, 190, 242, 0.15);
    z-index: -1;
    border-radius: 2px;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-medium);
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    background: rgba(255, 255, 255, 0.9);
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(60, 190, 242, 0.08);
    transition: var(--transition);
    min-width: 160px;
}

.stat:hover {
    transform: translateY(-2px);
    box-shadow: var(--card-shadow-hover);
}

.stat i {
    color: var(--accent);
    font-size: 1.4rem;
}

.stat-number {
    font-weight: 700;
    color: var(--accent);
    font-size: 1.1rem;
}

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-dark);
}

.section-title i {
    color: var(--accent);
    font-size: 1.4rem;
}

.section-description {
    color: var(--text-medium);
    margin-bottom: 2.5rem;
    font-size: 1.05rem;
    max-width: 800px;
}

.links-section, .verify-section, .review-section, .guide-section {
    margin-bottom: 5rem;
    scroll-margin-top: 120px;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.link-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 1.8rem;
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(60, 190, 242, 0.1);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.link-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-shadow-hover);
}

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

.card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--accent-light), rgba(60, 190, 242, 0.05));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.3rem;
}

.card-title h3 {
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
    color: var(--text-dark);
}

.link-latency {
    font-size: 0.85rem;
    color: var(--success);
    font-weight: 500;
}

.link-url {
    font-family: 'SF Mono', 'Roboto Mono', monospace;
    background: rgba(248, 250, 252, 0.8);
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    border: 1px dashed rgba(60, 190, 242, 0.2);
    cursor: pointer;
    transition: var(--transition);
    word-break: break-all;
    font-size: 0.9rem;
    line-height: 1.5;
}

.link-url:hover {
    background: rgba(60, 190, 242, 0.05);
    border-style: solid;
    border-color: rgba(60, 190, 242, 0.3);
}

.card-actions {
    display: flex;
    gap: 0.8rem;
}

.copy-btn, .visit-btn {
    flex: 1;
    padding: 0.8rem;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.copy-btn {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: white;
}

.copy-btn:hover {
    background: linear-gradient(135deg, var(--accent-dark), var(--accent));
    transform: translateY(-1px);
}

.visit-btn {
    background: transparent;
    color: var(--accent);
    border: 1px solid rgba(60, 190, 242, 0.3);
    text-decoration: none;
}

.visit-btn:hover {
    background: var(--accent-light);
    border-color: var(--accent);
}

.card-pulse {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 10px;
    height: 10px;
    background: var(--success);
    border-radius: 50%;
    animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
    0% { 
        box-shadow: 0 0 0 0 rgba(0, 168, 89, 0.7);
        transform: scale(1);
    }
    70% { 
        box-shadow: 0 0 0 6px rgba(0, 168, 89, 0);
        transform: scale(1.1);
    }
    100% { 
        box-shadow: 0 0 0 0 rgba(0, 168, 89, 0);
        transform: scale(1);
    }
}

.security-note {
    background: rgba(255, 51, 102, 0.04);
    border: 1px solid rgba(255, 51, 102, 0.15);
    border-radius: var(--border-radius-sm);
    padding: 1.2rem 1.5rem;
    margin-top: 2rem;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.security-note i {
    color: var(--error);
    font-size: 1.2rem;
    margin-top: 0.1rem;
    flex-shrink: 0;
}

.security-note p {
    color: var(--text-dark);
    line-height: 1.6;
    font-size: 0.95rem;
}

.validator-box {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(60, 190, 242, 0.08);
    margin-bottom: 2.5rem;
}

.validator-input-group {
    display: flex;
    align-items: center;
    background: rgba(248, 250, 252, 0.8);
    border-radius: 12px;
    padding: 0.5rem;
    border: 1px solid rgba(60, 190, 242, 0.15);
    transition: var(--transition);
}

.validator-input-group:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(60, 190, 242, 0.1);
    background: white;
}

.validator-icon {
    padding: 0 1rem;
    color: var(--accent);
    font-size: 1.1rem;
}

.validator-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 0.9rem;
    font-size: 0.95rem;
    color: var(--text-dark);
    outline: none;
    font-family: 'Inter', sans-serif;
}

.validator-input::placeholder {
    color: var(--text-light);
}

.validator-button {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: white;
    border: none;
    padding: 0.9rem 2rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.validator-button:hover {
    background: linear-gradient(135deg, var(--accent-dark), var(--accent));
    transform: translateY(-1px);
}

.validation-result {
    margin-top: 1.2rem;
    padding: 1rem 1.2rem;
    border-radius: 10px;
    display: none;
    font-weight: 500;
    font-size: 0.95rem;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

.validation-result.success {
    display: block;
    background: rgba(0, 168, 89, 0.08);
    border: 1px solid rgba(0, 168, 89, 0.2);
    color: var(--success);
}

.validation-result.error {
    display: block;
    background: rgba(255, 51, 102, 0.08);
    border: 1px solid rgba(255, 51, 102, 0.2);
    color: var(--error);
}

.validator-hint {
    margin-top: 1rem;
    color: var(--text-light);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.info-card {
    background: white;
    padding: 1.8rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(60, 190, 242, 0.08);
    text-align: center;
    transition: var(--transition);
}

.info-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--card-shadow-hover);
}

.info-card i {
    font-size: 2.2rem;
    color: var(--accent);
    margin-bottom: 1.2rem;
}

.info-card h4 {
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
    color: var(--text-dark);
}

.info-card p {
    color: var(--text-medium);
    line-height: 1.6;
    font-size: 0.9rem;
}

.review-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.review-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--card-shadow);
    border-left: 4px solid var(--accent);
    transition: var(--transition);
}

.review-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--card-shadow-hover);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(60, 190, 242, 0.08);
}

.review-header h3 {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 1.2rem;
    color: var(--text-dark);
}

.review-rating {
    background: rgba(60, 190, 242, 0.08);
    color: var(--accent);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
}

.review-card p {
    margin-bottom: 1rem;
    line-height: 1.7;
    color: var(--text-medium);
}

.feature-list {
    list-style: none;
    margin: 1.2rem 0;
    padding-left: 0;
}

.feature-list li {
    padding: 0.7rem 0;
    padding-left: 2rem;
    position: relative;
    border-bottom: 1px dashed rgba(60, 190, 242, 0.1);
    color: var(--text-medium);
}

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

.pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 1.2rem;
}

.pros, .cons {
    padding: 1.2rem;
    border-radius: var(--border-radius-sm);
}

.pros {
    background: rgba(0, 168, 89, 0.04);
    border: 1px solid rgba(0, 168, 89, 0.15);
}

.cons {
    background: rgba(255, 51, 102, 0.04);
    border: 1px solid rgba(255, 51, 102, 0.15);
}

.pros h4, .cons h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.8rem;
    font-size: 1.05rem;
}

.pros h4 {
    color: var(--success);
}

.cons h4 {
    color: var(--error);
}

.pros ul, .cons ul {
    list-style: none;
    padding-left: 0;
}

.pros li, .cons li {
    padding: 0.4rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9rem;
    color: var(--text-medium);
}

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

.cons li:before {
    content: '!';
    position: absolute;
    left: 0;
    color: var(--error);
    font-weight: bold;
}

.guide-steps {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    margin: 2.5rem 0;
}

.step {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    background: white;
    padding: 1.8rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(60, 190, 242, 0.08);
    transition: var(--transition);
}

.step:hover {
    transform: translateX(3px);
    box-shadow: var(--card-shadow-hover);
}

.step-number {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: white;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(60, 190, 242, 0.2);
}

.step-content h3 {
    margin-bottom: 0.6rem;
    color: var(--text-dark);
    font-size: 1.15rem;
}

.step-content p {
    color: var(--text-medium);
    line-height: 1.7;
    font-size: 0.95rem;
}

.warning-box {
    background: rgba(255, 165, 0, 0.06);
    border: 1px solid rgba(255, 165, 0, 0.2);
    border-radius: var(--border-radius);
    padding: 1.8rem;
    display: flex;
    gap: 1.2rem;
    align-items: flex-start;
    margin-top: 2.5rem;
}

.warning-box i {
    color: var(--warning);
    font-size: 1.8rem;
    margin-top: 0.1rem;
    flex-shrink: 0;
}

.warning-box h4 {
    color: var(--warning);
    margin-bottom: 0.6rem;
    font-size: 1.1rem;
}

.warning-box p {
    color: var(--text-dark);
    line-height: 1.7;
    font-size: 0.95rem;
}

.seo-section {
    background: rgba(60, 190, 242, 0.02);
    border: 1px solid rgba(60, 190, 242, 0.08);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    margin-top: 3rem;
}

.seo-content h2 {
    font-size: 1.5rem;
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-dark);
}

.seo-content p {
    margin-bottom: 1.2rem;
    line-height: 1.7;
    color: var(--text-medium);
    font-size: 0.95rem;
}

.card-footer {
    margin-top: 1.2rem;
    padding-top: 1rem;
    border-top: 1px dashed rgba(60, 190, 242, 0.15);
    color: var(--text-light);
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-footer i {
    color: var(--success);
}

.main-footer {
    background: var(--secondary-bg);
    color: white;
    padding: 3rem 0 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.footer-logo {
    margin-bottom: 1.5rem;
}

.footer-logo img {
    height: 44px;
    width: auto;
    opacity: 0.9;
    margin-bottom: 0.5rem;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
}

.footer-links a:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.footer-disclaimer {
    margin: 2rem auto;
    padding: 1.2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-sm);
    border-left: 3px solid var(--accent);
    max-width: 800px;
}

.footer-disclaimer p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    font-size: 0.85rem;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
}

.seo-note {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.75rem;
    margin-top: 1.5rem;
    text-align: center;
    line-height: 1.5;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.8rem;
    }
    
    .content-wrapper {
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.05rem;
        padding: 0 1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .stat {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .links-grid {
        grid-template-columns: 1fr;
    }
    
    .validator-input-group {
        flex-direction: column;
        background: transparent;
        border: none;
        padding: 0;
        gap: 1rem;
    }
    
    .validator-input-group:focus-within {
        box-shadow: none;
    }
    
    .validator-input {
        width: 100%;
        margin-bottom: 0;
        border: 1px solid rgba(60, 190, 242, 0.15);
        border-radius: 10px;
        padding: 1rem;
    }
    
    .validator-button {
        width: 100%;
    }
    
    .pros-cons {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .step {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .step-number {
        align-self: center;
    }
    
    .main-nav {
        gap: 0.5rem;
    }
    
    .nav-link span {
        display: none;
    }
    
    .nav-link {
        padding: 0.6rem;
        width: 44px;
        height: 44px;
        justify-content: center;
    }
    
    .nav-link i {
        font-size: 1.2rem;
        margin: 0;
    }
    
    .header-content {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .content-wrapper {
        padding: 1rem;
    }
    
    .link-card, .review-card, .validator-box, .info-card, .step {
        padding: 1.5rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
    
    .footer-links a {
        justify-content: center;
        min-width: 200px;
    }
}

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

@supports (backdrop-filter: blur(12px)) {
    .main-header {
        background: rgba(255, 255, 255, 0.7);
    }
}

.primary-link-highlight {
    background: linear-gradient(135deg, rgba(60, 190, 242, 0.08), rgba(60, 190, 242, 0.03));
    border: 1px solid rgba(60, 190, 242, 0.2);
    border-radius: var(--border-radius);
    padding: 1.8rem;
    margin-top: 2.5rem;
    text-align: center;
}

.primary-link-highlight h3 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    color: var(--text-dark);
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.primary-link-highlight h3 i {
    color: var(--accent);
}

.primary-link {
    font-family: 'SF Mono', 'Roboto Mono', monospace;
    background: rgba(255, 255, 255, 0.9);
    padding: 1.2rem;
    border-radius: 10px;
    margin: 1rem 0;
    color: var(--text-dark);
    border: 1px dashed rgba(60, 190, 242, 0.3);
    word-break: break-all;
    font-size: 0.95rem;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(60, 190, 242, 0.1);
}

.primary-link-note {
    color: var(--text-medium);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-top: 0.8rem;
}

.mirror-rotation-info {
    background: rgba(248, 250, 252, 0.8);
    border: 1px solid rgba(60, 190, 242, 0.15);
    border-radius: var(--border-radius-sm);
    padding: 1.5rem;
    margin-top: 2rem;
}

.mirror-rotation-info h3 {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-dark);
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
}

.mirror-rotation-info h3 i {
    color: var(--accent);
}

.mirror-rotation-info p {
    color: var(--text-medium);
    line-height: 1.6;
    font-size: 0.95rem;
}

.faq-item {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px dashed rgba(60, 190, 242, 0.1);
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-item h4 {
    color: var(--text-dark);
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.faq-item h4::before {
    content: 'Q:';
    color: var(--accent);
    font-weight: bold;
    font-size: 0.9rem;
}

.faq-item p {
    color: var(--text-medium);
    line-height: 1.6;
    font-size: 0.95rem;
    padding-left: 2rem;
}

.faq-item p::before {
    content: 'A:';
    color: var(--success);
    font-weight: bold;
    margin-right: 0.5rem;
}

.keyword-summary {
    background: rgba(60, 190, 242, 0.05);
    border: 1px solid rgba(60, 190, 242, 0.15);
    border-radius: var(--border-radius-sm);
    padding: 1.5rem;
    margin-top: 2rem;
}

.keyword-summary h3 {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-dark);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.keyword-summary h3 i {
    color: var(--accent);
}

.keyword-summary p {
    color: var(--text-medium);
    line-height: 1.6;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .primary-link-highlight {
        padding: 1.2rem;
        margin-top: 1.5rem;
    }
    
    .primary-link {
        font-size: 0.85rem;
        padding: 1rem;
    }
    
    .primary-link-highlight h3 {
        font-size: 1rem;
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
    
    .faq-item h4 {
        font-size: 1rem;
    }
    
    .faq-item p {
        padding-left: 0;
    }
    
    .faq-item p::before {
        display: block;
        margin-bottom: 0.3rem;
    }
    
    .keyword-summary {
        padding: 1.2rem;
    }
    
    .mirror-rotation-info {
        padding: 1.2rem;
    }
}