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

:root {
    --primary-dark: #303948;
    --primary-light: #FFFFFF;
    --accent: #3cbef2;
    --accent-dark: #2a8db5;
    --bg-overlay: rgba(255, 255, 255, 0.02);
    --border-light: rgba(60, 190, 242, 0.15);
    --border-medium: rgba(60, 190, 242, 0.3);
    --text-secondary: #e0e0e0;
    --text-tertiary: #b0b0b0;
}

body {
    background-color: var(--primary-dark);
    color: var(--primary-light);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
    line-height: 1.7;
    font-weight: 300;
    overflow-x: hidden;
    background-image: 
        linear-gradient(45deg, rgba(48, 57, 72, 0.8) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(48, 57, 72, 0.8) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, rgba(48, 57, 72, 0.8) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(48, 57, 72, 0.8) 75%);
    background-size: 40px 40px;
    background-position: 0 0, 0 20px, 20px -20px, -20px 0px;
}

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

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 40px 0;
    border-bottom: 1px solid var(--border-light);
    position: relative;
}

.header::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--accent) 50%, 
        transparent 100%);
    opacity: 0.5;
}

.logo {
    position: relative;
}

.logo::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: var(--accent);
    opacity: 0.1;
    border-radius: 2px;
    z-index: -1;
}

.logo img {
    filter: brightness(0) invert(1);
    opacity: 0.95;
    transition: opacity 0.3s ease;
}

.logo img:hover {
    opacity: 1;
}

.nav {
    display: flex;
    gap: 35px;
}

.nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 400;
    letter-spacing: 1.2px;
    position: relative;
    padding: 8px 0;
    text-transform: uppercase;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--accent);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav a:hover {
    color: var(--primary-light);
}

.nav a:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.nav a:hover::after {
    opacity: 1;
}

.diagonal-separator {
    width: 100%;
    height: 80px;
    position: relative;
    margin: 60px 0;
    overflow: hidden;
}

.diagonal-separator::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -10%;
    width: 120%;
    height: 1px;
    background: var(--border-medium);
    transform: rotate(3deg);
}

.diagonal-separator::after {
    content: '';
    position: absolute;
    top: 50%;
    left: -10%;
    width: 120%;
    height: 1px;
    background: var(--border-medium);
    transform: rotate(-3deg);
}

.diagonal-separator.reverse::before {
    transform: rotate(-3deg);
}

.diagonal-separator.reverse::after {
    transform: rotate(3deg);
}

.main-content {
    padding: 40px 0 80px;
}

.review-section {
    margin-bottom: 80px;
    padding: 45px 40px;
    background: var(--bg-overlay);
    border: 1px solid var(--border-light);
    border-radius: 2px;
    position: relative;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.review-section:hover {
    border-color: var(--border-medium);
    transform: translateY(-2px);
}

.review-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, 
        transparent 0%, 
        var(--accent) 50%, 
        transparent 100%);
    opacity: 0.6;
}

.section-title {
    color: var(--accent);
    font-size: 28px;
    margin-bottom: 30px;
    font-weight: 300;
    letter-spacing: 2px;
    text-transform: uppercase;
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, var(--accent), transparent);
}

.section-text {
    font-size: 16px;
    margin-bottom: 20px;
    color: var(--text-secondary);
    line-height: 1.8;
    font-weight: 350;
}

.section-text:last-child {
    margin-bottom: 0;
}

.notice-box {
    background: linear-gradient(135deg, 
        rgba(60, 190, 242, 0.05) 0%, 
        rgba(60, 190, 242, 0.02) 100%);
    border: 1px solid var(--border-light);
    padding: 25px;
    margin: 30px 0;
    position: relative;
    border-left: 3px solid var(--accent);
}

.notice-box::before {
    content: '⚠';
    position: absolute;
    top: 25px;
    left: -12px;
    background: var(--primary-dark);
    color: var(--accent);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.features-list {
    list-style: none;
    padding-left: 0;
    margin: 30px 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 12px;
}

.features-list li {
    padding: 15px 15px 15px 40px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-light);
    position: relative;
    font-size: 15px;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.features-list li:hover {
    background: rgba(60, 190, 242, 0.05);
    border-color: var(--border-medium);
    transform: translateX(5px);
}

.features-list li::before {
    content: '→';
    position: absolute;
    left: 15px;
    color: var(--accent);
    font-weight: 300;
    transition: transform 0.3s ease;
}

.features-list li:hover::before {
    transform: translateX(3px);
}

.mirrors-list {
    margin: 25px 0;
}

.mirror-link {
    background: linear-gradient(135deg, 
        rgba(60, 190, 242, 0.03) 0%, 
        rgba(60, 190, 242, 0.01) 100%);
    border: 1px solid var(--border-light);
    padding: 18px 20px;
    margin-bottom: 10px;
    font-family: 'Roboto Mono', 'Courier New', monospace;
    font-size: 14px;
    color: var(--text-secondary);
    word-break: break-all;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.3px;
}

.mirror-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(60, 190, 242, 0.1), 
        transparent);
    transition: left 0.6s ease;
}

.mirror-link:hover {
    border-color: var(--accent);
    background: linear-gradient(135deg, 
        rgba(60, 190, 242, 0.08) 0%, 
        rgba(60, 190, 242, 0.04) 100%);
    transform: translateX(5px);
}

.mirror-link:hover::before {
    left: 100%;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 35px;
}

.spec-item {
    padding: 25px;
    background: var(--bg-overlay);
    border: 1px solid var(--border-light);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.spec-item:hover {
    border-color: var(--border-medium);
    transform: translateY(-3px);
}

.spec-item h3 {
    color: var(--accent);
    font-size: 16px;
    margin-bottom: 12px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.spec-item p {
    font-size: 15px;
    color: var(--text-secondary);
    font-weight: 350;
    line-height: 1.6;
}

.footer {
    text-align: center;
    padding: 60px 0 40px;
    border-top: 1px solid var(--border-light);
    position: relative;
    color: var(--text-tertiary);
    font-size: 13px;
    letter-spacing: 0.5px;
    line-height: 1.8;
    font-weight: 350;
}

.footer::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--accent) 50%, 
        transparent 100%);
    opacity: 0.3;
}

@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }
    
    .review-section {
        padding: 35px 30px;
    }
    
    .section-title {
        font-size: 24px;
    }
}

@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 25px;
        padding: 30px 0;
    }
    
    .nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
    }
    
    .nav a {
        font-size: 13px;
        padding: 6px 0;
    }
    
    .diagonal-separator {
        height: 60px;
        margin: 40px 0;
    }
    
    .review-section {
        padding: 30px 20px;
        margin-bottom: 60px;
    }
    
    .section-title {
        font-size: 20px;
        margin-bottom: 25px;
    }
    
    .features-list {
        grid-template-columns: 1fr;
    }
    
    .specs-grid {
        grid-template-columns: 1fr;
    }
    
    .footer {
        padding: 40px 0 30px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .header {
        padding: 25px 0;
    }
    
    .review-section {
        padding: 25px 15px;
    }
    
    .section-text {
        font-size: 15px;
    }
    
    .mirror-link {
        padding: 15px;
        font-size: 13px;
    }
}

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

@supports not (backdrop-filter: blur(10px)) {
    .review-section {
        background: rgba(48, 57, 72, 0.95);
    }
}

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

:root {
    --primary-dark: #303948;
    --primary-light: #FFFFFF;
    --accent: #3cbef2;
    --accent-dark: #2a8db5;
    --accent-light: rgba(60, 190, 242, 0.1);
    --bg-overlay: rgba(255, 255, 255, 0.02);
    --bg-section: rgba(48, 57, 72, 0.7);
    --border-light: rgba(60, 190, 242, 0.15);
    --border-medium: rgba(60, 190, 242, 0.3);
    --border-strong: rgba(60, 190, 242, 0.5);
    --text-primary: #FFFFFF;
    --text-secondary: #e0e0e0;
    --text-tertiary: #b0b0b0;
    --shadow-light: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 8px 24px rgba(0, 0, 0, 0.2);
}

body {
    background-color: var(--primary-dark);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    line-height: 1.7;
    font-weight: 300;
    letter-spacing: 0.02em;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(60, 190, 242, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(60, 190, 242, 0.03) 0%, transparent 50%);
    min-height: 100vh;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 35px 0;
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(48, 57, 72, 0.95);
    backdrop-filter: blur(10px);
}

.logo {
    position: relative;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: translateX(5px);
}

.logo img {
    filter: brightness(0) invert(1);
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.logo img:hover {
    opacity: 1;
}

.nav {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
}

.nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 8px 12px;
    position: relative;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    border-radius: 2px;
}

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

.nav a:active {
    transform: translateY(1px);
}

.diagonal-separator {
    width: 100%;
    height: 60px;
    position: relative;
    margin: 40px 0;
    overflow: hidden;
}

.diagonal-separator::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--border-medium) 50%, 
        transparent 100%);
    transform: rotate(2deg);
}

.diagonal-separator.reverse::before {
    transform: rotate(-2deg);
}

.main-content {
    padding: 30px 0 60px;
}

.review-section {
    margin-bottom: 50px;
    padding: 35px;
    background-color: var(--bg-section);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    box-shadow: var(--shadow-light);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
    position: relative;
}

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

.review-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, 
        var(--accent) 0%, 
        transparent 100%);
}

.section-title {
    color: var(--accent);
    font-size: 24px;
    margin-bottom: 25px;
    font-weight: 400;
    line-height: 1.3;
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--accent);
}

.section-text {
    font-size: 16px;
    margin-bottom: 18px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.section-text:last-child {
    margin-bottom: 0;
}

.notice-box {
    background: linear-gradient(135deg, 
        rgba(60, 190, 242, 0.08) 0%, 
        rgba(60, 190, 242, 0.02) 100%);
    border: 1px solid var(--border-light);
    border-left: 3px solid var(--accent);
    padding: 22px;
    margin: 25px 0;
    border-radius: 3px;
}

.features-list {
    list-style: none;
    padding-left: 0;
    margin: 25px 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 10px;
}

.features-list li {
    padding: 14px 15px 14px 35px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-light);
    position: relative;
    font-size: 14.5px;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    border-radius: 3px;
}

.features-list li:hover {
    background-color: rgba(60, 190, 242, 0.05);
    border-color: var(--border-medium);
}

.features-list li::before {
    content: '•';
    position: absolute;
    left: 15px;
    color: var(--accent);
    font-size: 18px;
}

.mirrors-list {
    margin: 20px 0;
}

.mirror-link {
    background-color: rgba(60, 190, 242, 0.05);
    border: 1px solid var(--border-light);
    padding: 16px 18px;
    margin-bottom: 8px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 13.5px;
    color: var(--text-secondary);
    word-break: break-all;
    transition: all 0.2s ease;
    border-radius: 3px;
    letter-spacing: 0.3px;
}

.mirror-link:hover {
    background-color: rgba(60, 190, 242, 0.1);
    border-color: var(--accent);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 15px;
    margin-top: 25px;
}

.spec-item {
    padding: 20px;
    background-color: var(--bg-overlay);
    border: 1px solid var(--border-light);
    border-radius: 3px;
    transition: all 0.2s ease;
}

.spec-item:hover {
    border-color: var(--border-medium);
}

.spec-item h3 {
    color: var(--accent);
    font-size: 15px;
    margin-bottom: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.spec-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer {
    text-align: center;
    padding: 40px 0 30px;
    border-top: 1px solid var(--border-light);
    color: var(--text-tertiary);
    font-size: 13px;
    line-height: 1.7;
    margin-top: 40px;
}

@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }
    
    .review-section {
        padding: 30px;
    }
    
    .section-title {
        font-size: 22px;
    }
    
    .specs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 20px;
        padding: 25px 0;
        position: relative;
    }
    
    .nav {
        justify-content: center;
        gap: 15px;
    }
    
    .nav a {
        font-size: 13px;
        padding: 6px 10px;
    }
    
    .diagonal-separator {
        height: 40px;
        margin: 30px 0;
    }
    
    .review-section {
        padding: 25px 20px;
        margin-bottom: 35px;
    }
    
    .section-title {
        font-size: 20px;
        margin-bottom: 20px;
    }
    
    .section-text {
        font-size: 15px;
    }
    
    .features-list {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    
    .specs-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .mirror-link {
        padding: 14px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .review-section {
        padding: 20px 15px;
    }
    
    .section-title {
        font-size: 18px;
    }
    
    .section-text {
        font-size: 14px;
    }
    
    .nav {
        gap: 10px;
    }
    
    .nav a {
        font-size: 12px;
        padding: 5px 8px;
    }
    
    .footer {
        padding: 30px 0 20px;
        font-size: 12px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .review-section,
    .logo,
    .nav a,
    .features-list li,
    .mirror-link,
    .spec-item {
        transition: none !important;
    }
}

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

@supports (scroll-behavior: smooth) {
    html {
        scroll-behavior: smooth;
        scroll-padding-top: 80px;
    }
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(48, 57, 72, 0.5);
}

::-webkit-scrollbar-thumb {
    background: var(--border-medium);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}