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

:root {
    --white: #FFFFFF;
    --dark: #303948;
    --accent: #3cbef2;
    --accent-dark: #2a9bc7;
    --accent-light: rgba(60, 190, 242, 0.1);
    --gray-light: #f8f9fa;
    --gray: #e9ecef;
    --gray-medium: #8a94a6;
    --gray-dark: #6c757d;
    --success: #00a859;
    --success-light: rgba(0, 168, 89, 0.1);
    --error: #ff3366;
    --error-light: rgba(255, 51, 102, 0.1);
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(60, 190, 242, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.2);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(48, 57, 72, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--card-border);
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(48, 57, 72, 0.98);
    box-shadow: var(--shadow);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    max-width: 1200px;
    margin: 0 auto;
}

.logo-container {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.logo {
    height: 60px;
    width: auto;
    transition: var(--transition);
}

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

.logo-badge {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: var(--dark);
    font-size: 11px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(60, 190, 242, 0.2);
}

.nav {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    position: relative;
    padding: 8px 0;
    opacity: 0.9;
    transition: var(--transition);
}

.nav-link:hover {
    opacity: 1;
    color: var(--accent);
}

.nav-link.active {
    color: var(--accent);
    opacity: 1;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), transparent);
    border-radius: 2px;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: var(--transition);
    border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.section {
    padding: 100px 0;
    position: relative;
}

.section:not(:last-child)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--white), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 18px;
    color: var(--gray-medium);
    line-height: 1.6;
}

.hero {
    padding: 140px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(60, 190, 242, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
}

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

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 28px;
}

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

.title-sub {
    display: block;
    font-size: 24px;
    font-weight: 400;
    color: var(--accent);
    margin-top: 16px;
    opacity: 0.9;
}

.hero-description {
    font-size: 18px;
    color: var(--gray-medium);
    margin-bottom: 48px;
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 48px;
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--accent);
    font-family: 'JetBrains Mono', monospace;
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: var(--gray-medium);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 8px;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 32px;
    margin-bottom: 48px;
}

.link-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.link-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent, rgba(60, 190, 242, 0.05));
    opacity: 0;
    transition: var(--transition);
}

.link-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
    box-shadow: var(--shadow-lg);
}

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

.link-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

.link-status {
    display: flex;
    align-items: center;
    gap: 12px;
}

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

.status-indicator::after {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: 50%;
    background: var(--success);
    opacity: 0.3;
    animation: pulse 2s ease-in-out infinite;
}

.link-latency {
    font-size: 14px;
    color: var(--gray-medium);
    font-family: 'JetBrains Mono', monospace;
}

.link-badge {
    background: var(--accent-light);
    color: var(--accent);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid rgba(60, 190, 242, 0.3);
}

.link-url {
    font-family: 'JetBrains Mono', monospace;
    font-size: 15px;
    color: var(--white);
    margin-bottom: 24px;
    padding: 16px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-md);
    word-break: break-all;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    z-index: 1;
    border: 1px solid transparent;
}

.link-url:hover {
    background: rgba(60, 190, 242, 0.05);
    border-color: rgba(60, 190, 242, 0.2);
}

.link-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}

.copy-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.copy-btn:hover {
    background: var(--accent);
    color: var(--dark);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(60, 190, 242, 0.2);
}

.link-meta {
    display: flex;
    gap: 12px;
}

.link-meta span {
    font-size: 12px;
    color: var(--gray-medium);
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.info-box {
    background: var(--accent-light);
    border: 1px solid rgba(60, 190, 242, 0.3);
    border-radius: var(--radius-lg);
    padding: 28px;
    max-width: 800px;
    margin: 48px auto 0;
}

.info-box-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.info-box-text {
    font-size: 15px;
    color: var(--gray-medium);
    line-height: 1.7;
}

.verification-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    background: linear-gradient(135deg, var(--card-bg), rgba(60, 190, 242, 0.05));
    border-radius: var(--radius-xl);
    padding: 60px;
    border: 1px solid var(--card-border);
    position: relative;
    overflow: hidden;
}

.verification-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(60, 190, 242, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.verification-visual {
    position: relative;
    width: 240px;
    height: 240px;
    margin: 0 auto;
}

.verify-circle {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 3px dashed var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    color: var(--accent);
    position: relative;
    z-index: 1;
    background: rgba(48, 57, 72, 0.8);
}

.verify-circle::before {
    content: '✓';
}

.verify-pulse {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 1px solid var(--accent);
    animation: verifyPulse 3s ease-out infinite;
    opacity: 0;
}

.verification-content {
    position: relative;
    z-index: 1;
}

.verification-description {
    font-size: 16px;
    color: var(--gray-medium);
    margin-bottom: 32px;
    line-height: 1.7;
}

.verification-input-group {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.verification-input {
    flex: 1;
    padding: 18px 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--white);
    font-size: 16px;
    transition: var(--transition);
    font-family: 'JetBrains Mono', monospace;
}

.verification-input:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(60, 190, 242, 0.1);
}

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

.verification-btn {
    padding: 18px 36px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: var(--dark);
    border: none;
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.verification-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(60, 190, 242, 0.3);
}

.validation-result {
    margin-top: 20px;
    padding: 20px;
    border-radius: var(--radius-md);
    display: none;
    font-weight: 500;
    line-height: 1.5;
    animation: slideDown 0.3s ease-out;
}

.validation-result.success {
    display: block;
    background: var(--success-light);
    border: 1px solid var(--success);
    color: var(--success);
}

.validation-result.error {
    display: block;
    background: var(--error-light);
    border: 1px solid var(--error);
    color: var(--error);
}

.verification-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--accent);
}

.feature-text {
    font-size: 14px;
    color: var(--gray-medium);
    font-weight: 500;
}

.review-content {
    max-width: 900px;
    margin: 0 auto;
}

.review-section {
    margin-bottom: 60px;
    padding: 40px;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--card-border);
}

.review-section-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 16px;
}

.review-section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
    border-radius: 2px;
}

.review-text {
    font-size: 16px;
    color: var(--gray-medium);
    line-height: 1.7;
    margin-bottom: 20px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin: 32px 0;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

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

.feature-item-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--accent);
    flex-shrink: 0;
}

.feature-item-content {
    flex: 1;
}

.feature-item-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.feature-item-text {
    font-size: 14px;
    color: var(--gray-medium);
    line-height: 1.6;
}

.review-pros-cons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin: 60px 0;
}

.pros-cons-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.pros .pros-cons-title::before {
    content: '✅';
}

.cons .pros-cons-title::before {
    content: '❌';
}

.pros-cons-list {
    list-style: none;
}

.pros-cons-list li {
    font-size: 15px;
    color: var(--gray-medium);
    margin-bottom: 16px;
    padding-left: 32px;
    position: relative;
    line-height: 1.5;
}

.pros-cons-list li::before {
    position: absolute;
    left: 0;
    top: 2px;
    font-size: 18px;
}

.pros .pros-cons-list li::before {
    content: '✓';
    color: var(--success);
    font-weight: bold;
}

.cons .pros-cons-list li::before {
    content: '✗';
    color: var(--error);
    font-weight: bold;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.security-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.security-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), transparent);
    opacity: 0;
    transition: var(--transition);
}

.security-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
    box-shadow: var(--shadow);
}

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

.security-card-icon {
    font-size: 56px;
    margin-bottom: 24px;
    display: inline-block;
    transition: var(--transition);
}

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

.security-card-title {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--white);
}

.security-card-text {
    font-size: 15px;
    color: var(--gray-medium);
    line-height: 1.6;
}

.guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.guide-step {
    text-align: center;
    position: relative;
    padding: 40px 24px;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--card-border);
    transition: var(--transition);
}

.guide-step:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.step-number {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: var(--dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 24px;
    box-shadow: 0 8px 24px rgba(60, 190, 242, 0.3);
    transition: var(--transition);
}

.guide-step:hover .step-number {
    transform: scale(1.1);
}

.step-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--white);
}

.step-text {
    font-size: 15px;
    color: var(--gray-medium);
    line-height: 1.6;
}

.warning-box {
    background: linear-gradient(135deg, var(--error-light), transparent);
    border: 1px solid rgba(255, 51, 102, 0.3);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-top: 80px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    overflow: hidden;
}

.warning-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent, rgba(255, 51, 102, 0.05));
    z-index: -1;
}

.warning-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--error);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.warning-title::before {
    content: '⚠️';
    font-size: 24px;
}

.warning-text {
    font-size: 15px;
    color: var(--gray-medium);
    line-height: 1.7;
}

.footer {
    background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.3));
    border-top: 1px solid var(--card-border);
    padding: 80px 0 40px;
    margin-top: 100px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-tagline {
    font-size: 16px;
    color: var(--gray-medium);
    font-weight: 500;
    line-height: 1.6;
}

.footer-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
}

.footer-keywords span {
    font-size: 13px;
    color: var(--gray-medium);
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.footer-keywords span:hover {
    background: rgba(60, 190, 242, 0.1);
    color: var(--accent);
    border-color: rgba(60, 190, 242, 0.3);
}

.footer-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.footer-warning {
    font-size: 14px;
    color: var(--gray-medium);
    padding: 20px;
    background: rgba(255, 51, 102, 0.1);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--error);
    line-height: 1.6;
}

.footer-copyright {
    font-size: 14px;
    color: var(--gray-medium);
    line-height: 1.6;
}

.footer-meta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.footer-meta span {
    font-size: 13px;
    color: var(--accent);
    padding: 8px 16px;
    background: rgba(60, 190, 242, 0.1);
    border-radius: 20px;
    border: 1px solid rgba(60, 190, 242, 0.2);
}

.notification {
    position: fixed;
    top: 24px;
    right: 24px;
    background: linear-gradient(135deg, var(--success), #00c96b);
    color: var(--white);
    padding: 16px 28px;
    border-radius: var(--radius-md);
    z-index: 10000;
    transform: translateX(150%);
    transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    font-weight: 600;
    box-shadow: var(--shadow);
    max-width: 400px;
}

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

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.3; }
    50% { transform: scale(1.5); opacity: 0; }
}

@keyframes verifyPulse {
    0% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(1.5); opacity: 0; }
}

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

@media (max-width: 1024px) {
    .hero-title {
        font-size: 56px;
    }
    
    .section-title {
        font-size: 42px;
    }
    
    .verification-wrapper {
        grid-template-columns: 1fr;
        gap: 60px;
        padding: 48px;
    }
    
    .verification-visual {
        width: 200px;
        height: 200px;
    }
    
    .review-pros-cons {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header-content {
        padding: 16px 0;
    }
    
    .nav {
        display: none;
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: rgba(48, 57, 72, 0.98);
        backdrop-filter: blur(20px);
        padding: 24px;
        flex-direction: column;
        gap: 20px;
        border-bottom: 1px solid var(--card-border);
    }
    
    .nav.active {
        display: flex;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .title-sub {
        font-size: 20px;
    }
    
    .section {
        padding: 80px 0;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 32px;
    }
    
    .links-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .verification-wrapper {
        padding: 32px 24px;
    }
    
    .verification-input-group {
        flex-direction: column;
    }
    
    .verification-features {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .security-grid {
        grid-template-columns: 1fr;
    }
    
    .guide-steps {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .footer-keywords {
        justify-content: center;
    }
    
    .footer-meta {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .container {
        padding: 0 20px;
    }
    
    .link-card,
    .review-section,
    .security-card,
    .guide-step {
        padding: 24px 20px;
    }
    
    .verification-wrapper {
        padding: 24px 20px;
    }
    
    .notification {
        left: 20px;
        right: 20px;
        max-width: calc(100% - 40px);
    }
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    margin-top: 60px;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
}

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

.feature-card-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: inline-block;
}

.feature-card-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
}

.feature-card-text {
    font-size: 15px;
    color: var(--gray-medium);
    line-height: 1.6;
}

.guide-timeline {
    max-width: 800px;
    margin: 60px auto 0;
    position: relative;
}

.guide-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 36px;
    height: 100%;
    width: 2px;
    background: linear-gradient(180deg, var(--accent), transparent);
}

.timeline-item {
    display: flex;
    gap: 32px;
    margin-bottom: 48px;
    position: relative;
}

.timeline-number {
    width: 74px;
    height: 74px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: var(--dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    box-shadow: 0 8px 24px rgba(60, 190, 242, 0.3);
}

.timeline-content {
    flex: 1;
    padding-top: 12px;
}

.timeline-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
}

.timeline-text {
    font-size: 16px;
    color: var(--gray-medium);
    line-height: 1.7;
}

.security-analysis {
    max-width: 800px;
    margin: 0 auto 60px;
}

.analysis-section {
    margin-bottom: 40px;
    padding: 32px;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--card-border);
}

.analysis-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

.analysis-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
    border-radius: 2px;
}

.analysis-text {
    font-size: 16px;
    color: var(--gray-medium);
    line-height: 1.7;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
    margin-top: 60px;
}

.faq-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
}

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

.faq-question {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.4;
}

.faq-answer {
    font-size: 15px;
    color: var(--gray-medium);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .guide-timeline::before {
        left: 27px;
    }
    
    .timeline-item {
        gap: 24px;
    }
    
    .timeline-number {
        width: 54px;
        height: 54px;
        font-size: 20px;
    }
    
    .timeline-title {
        font-size: 20px;
    }
    
    .features-grid,
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .analysis-section,
    .faq-item {
        padding: 24px;
    }
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: var(--shadow);
}

.feature-card-icon {
    font-size: 48px;
    margin-bottom: 24px;
    display: inline-block;
}

.feature-card-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.4;
}

.feature-card-text {
    font-size: 15px;
    color: var(--gray-medium);
    line-height: 1.6;
}

.guide-timeline {
    max-width: 800px;
    margin: 60px auto 0;
    position: relative;
}

.guide-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 36px;
    height: 100%;
    width: 2px;
    background: linear-gradient(180deg, var(--accent), transparent);
}

.timeline-item {
    display: flex;
    gap: 32px;
    margin-bottom: 48px;
    position: relative;
}

.timeline-number {
    width: 74px;
    height: 74px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: var(--dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    box-shadow: 0 8px 24px rgba(60, 190, 242, 0.3);
}

.timeline-content {
    flex: 1;
    padding-top: 12px;
}

.timeline-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.3;
}

.timeline-text {
    font-size: 16px;
    color: var(--gray-medium);
    line-height: 1.6;
}

.security-analysis {
    max-width: 800px;
    margin: 0 auto 60px;
}

.analysis-section {
    margin-bottom: 40px;
    padding: 32px;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--card-border);
}

.analysis-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

.analysis-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
    border-radius: 2px;
}

.analysis-text {
    font-size: 16px;
    color: var(--gray-medium);
    line-height: 1.6;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
    margin-top: 60px;
}

.faq-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
}

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

.faq-question {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.4;
}

.faq-answer {
    font-size: 15px;
    color: var(--gray-medium);
    line-height: 1.6;
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.resource-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
}

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

.resource-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 12px;
}

.resource-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
    border-radius: 2px;
}

.resource-list {
    list-style: none;
}

.resource-list li {
    font-size: 15px;
    color: var(--gray-medium);
    margin-bottom: 12px;
    padding-left: 24px;
    position: relative;
    line-height: 1.5;
}

.resource-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 20px;
    line-height: 1;
}

@media (max-width: 768px) {
    .guide-timeline::before {
        left: 27px;
    }
    
    .timeline-item {
        gap: 24px;
    }
    
    .timeline-number {
        width: 54px;
        height: 54px;
        font-size: 20px;
    }
    
    .timeline-title {
        font-size: 20px;
    }
    
    .features-grid,
    .faq-grid,
    .resources-grid {
        grid-template-columns: 1fr;
    }
    
    .analysis-section,
    .faq-item,
    .resource-card {
        padding: 24px;
    }
    
    .analysis-title,
    .resource-title {
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .timeline-item {
        flex-direction: column;
        gap: 16px;
    }
    
    .timeline-number {
        margin: 0 auto;
    }
    
    .guide-timeline::before {
        left: 50%;
        transform: translateX(-50%);
        height: calc(100% - 54px);
        top: 54px;
    }
    
    .faq-question {
        font-size: 17px;
    }
    
    .feature-card,
    .analysis-section,
    .faq-item,
    .resource-card {
        padding: 20px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .feature-card,
    .faq-item,
    .resource-card,
    .link-card,
    .security-card,
    .guide-step,
    .timeline-item {
        transition: none;
    }
    
    .feature-card:hover,
    .faq-item:hover,
    .resource-card:hover,
    .link-card:hover,
    .security-card:hover,
    .guide-step:hover {
        transform: none;
    }
    
    .notification {
        transition: none;
    }
    
    .verify-pulse {
        animation: none;
    }
    
    .status-indicator::after {
        animation: none;
    }
}

@supports (backdrop-filter: blur(10px)) {
    .header {
        backdrop-filter: blur(20px);
    }
    
    .link-card {
        backdrop-filter: blur(10px);
    }
}

@supports not (backdrop-filter: blur(10px)) {
    .header {
        background: rgba(48, 57, 72, 0.98);
    }
    
    .link-card {
        background: rgba(255, 255, 255, 0.05);
    }
}