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

body {
    font-family: Georgia, 'Times New Roman', serif;
    background-color: #FFFFFF;
    color: #17191b;
    line-height: 1.78;
    font-size: 18px;
    font-weight: 400;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: #FFFFFF;
    border-bottom: 1px solid #17191b;
    z-index: 100;
    padding: 22px 0;
    transition: background-color 0.3s ease;
}

.header-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    display: block;
    height: 44px;
    width: auto;
}

.mirrors {
    display: flex;
    align-items: center;
    gap: 26px;
    font-size: 15.5px;
    flex-wrap: wrap;
}

.mirrors-label {
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #17191b;
    white-space: nowrap;
}

.mirror-link {
    color: #17191b;
    text-decoration: none;
    transition: color 0.25s ease;
}

.mirror-link:hover {
    color: #313c48;
}

.section {
    padding: 160px 50px 140px;
    max-width: 1280px;
    margin: 0 auto;
    border-bottom: 1px solid rgba(23, 25, 27, 0.08);
}

.hero {
    padding-top: 210px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    border-bottom: none;
}

.hero-content {
    width: 100%;
}

.section-number {
    display: block;
    font-size: 13.5px;
    letter-spacing: 4.5px;
    font-weight: 700;
    margin-bottom: 18px;
    opacity: 0.6;
}

.hero-title {
    font-size: 76px;
    line-height: 1.02;
    font-weight: 400;
    letter-spacing: -1.5px;
    margin-bottom: 28px;
}

.hero-subtitle {
    font-size: 25px;
    opacity: 0.78;
    margin-bottom: 58px;
    max-width: 720px;
}

.hero-text {
    max-width: 680px;
    font-size: 19px;
    opacity: 0.92;
    margin-top: 48px;
}

.hero-image-container,
.image-block {
    margin-top: 42px;
    box-shadow: 0 30px 80px rgba(23, 25, 27, 0.14);
    border: 1px solid #17191b;
    overflow: hidden;
}

.hero-image,
.section-image {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s ease;
}

.hero-image:hover,
.section-image:hover {
    transform: scale(1.015);
}

.section-header h2 {
    font-size: 52px;
    font-weight: 400;
    line-height: 1.08;
    letter-spacing: -0.8px;
    max-width: 820px;
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    align-items: start;
}

.content-grid.reverse {
    grid-template-columns: 1fr 1fr;
}

.text-block p {
    margin-bottom: 28px;
    max-width: 580px;
}

.highlight {
    font-weight: 600;
    color: #17191b;
    border-left: 5px solid #17191b;
    padding-left: 26px;
    margin: 38px 0 32px;
    font-size: 19.5px;
}

.feature-list,
.guide-list {
    margin: 32px 0 36px;
    padding-left: 6px;
}

.feature-list li,
.guide-list li {
    margin-bottom: 16px;
    padding-left: 18px;
    position: relative;
}

.feature-list li:before,
.guide-list li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: #17191b;
    opacity: 0.6;
}

.full-width {
    max-width: 860px;
    margin: 0 auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 26px;
    margin: 42px 0 38px;
}

.stat-item {
    border: 1px solid #17191b;
    padding: 26px 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-item:hover {
    background-color: #f8f8f8;
    transform: translateY(-3px);
}

.stat-value {
    display: block;
    font-size: 29px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.stat-label {
    font-size: 14.5px;
    letter-spacing: 1.2px;
    opacity: 0.7;
    text-transform: uppercase;
}

.footer {
    text-align: center;
    padding: 110px 50px 80px;
    font-size: 16.5px;
    max-width: 940px;
    margin: 0 auto;
    opacity: 0.78;
    border-top: 1px solid rgba(23, 25, 27, 0.1);
}

.footer .small {
    margin-top: 22px;
    font-size: 14.2px;
    line-height: 1.6;
}

/* Responsive */
@media (max-width: 1024px) {
    .section {
        padding: 130px 40px 110px;
    }
    
    .hero {
        padding-top: 180px;
    }
    
    .hero-title {
        font-size: 62px;
    }
    
    .content-grid,
    .content-grid.reverse {
        gap: 70px;
    }
}

@media (max-width: 768px) {
    .header-content {
        padding: 0 30px;
        flex-direction: column;
        gap: 20px;
    }
    
    .mirrors {
        justify-content: center;
        text-align: center;
    }
    
    .hero-title {
        font-size: 52px;
    }
    
    .section-header h2 {
        font-size: 42px;
    }
    
    .content-grid,
    .content-grid.reverse {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}

@media (max-width: 540px) {
    .section {
        padding: 100px 25px 90px;
    }
    
    .hero-title {
        font-size: 44px;
    }
    
    .mirrors {
        gap: 16px;
    }
    
    .mirror-link {
        font-size: 14.5px;
    }
}

.feature-list {
    margin: 32px 0 36px;
    padding-left: 8px;
}

.feature-list li,
.guide-list li {
    margin-bottom: 17px;
    padding-left: 22px;
    position: relative;
    line-height: 1.65;
}

.feature-list li:before,
.guide-list li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: #17191b;
    opacity: 0.65;
    font-weight: bold;
}

.guide-list {
    counter-reset: step-counter;
    margin: 32px 0 38px;
    padding-left: 8px;
}

.guide-list li {
    counter-increment: step-counter;
}

.guide-list li:before {
    content: counter(step-counter) ".";
    position: absolute;
    left: 0;
    font-weight: 700;
    color: #17191b;
    opacity: 0.8;
    width: 20px;
}

.highlight {
    font-weight: 600;
    color: #17191b;
    border-left: 5px solid #17191b;
    padding-left: 26px;
    margin: 38px 0 34px;
    font-size: 19.5px;
    line-height: 1.65;
}

.full-width {
    max-width: 860px;
    margin: 0 auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(158px, 1fr));
    gap: 26px;
    margin: 42px 0 40px;
}

.stat-item {
    border: 1px solid #17191b;
    padding: 26px 22px;
    text-align: center;
    transition: background-color 0.25s ease, transform 0.25s ease;
}

.stat-item:hover {
    background-color: #fafafa;
    transform: translateY(-2px);
}

.stat-value {
    display: block;
    font-size: 29px;
    font-weight: 700;
    margin-bottom: 9px;
    letter-spacing: -0.6px;
}

.stat-label {
    font-size: 14.5px;
    letter-spacing: 1.3px;
    opacity: 0.72;
    text-transform: uppercase;
}

.section-header {
    margin-bottom: 58px;
}

.section-header h2 {
    font-size: 49px;
    font-weight: 400;
    line-height: 1.12;
    letter-spacing: -1px;
    max-width: 820px;
}

.text-block p {
    margin-bottom: 27px;
    max-width: 590px;
}

.hero-text {
    max-width: 720px;
    font-size: 19.2px;
    margin-top: 52px;
    opacity: 0.93;
}

.mirrors-label {
    font-weight: 700;
    letter-spacing: 2.2px;
    text-transform: uppercase;
    color: #17191b;
    white-space: nowrap;
}

.mirror-link {
    color: #17191b;
    text-decoration: none;
    transition: color 0.25s ease;
    font-size: 15.4px;
}

.mirror-link:hover {
    color: #313c48;
}

.footer {
    text-align: center;
    padding: 110px 50px 85px;
    font-size: 16.5px;
    max-width: 960px;
    margin: 0 auto;
    opacity: 0.76;
    border-top: 1px solid rgba(23, 25, 27, 0.09);
}

.footer .small {
    margin-top: 24px;
    font-size: 14.3px;
    line-height: 1.68;
}

/* Schema-friendly microdata styles */
[ itemscope ] {
    display: block;
}

/* Performance optimized hover effects */
a {
    transition: color 0.2s ease;
}

img {
    transition: transform 0.4s ease;
}

/* Ensure fast rendering */
body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Responsive adjustments for speed */
@media (max-width: 1024px) {
    .section {
        padding: 130px 40px 115px;
    }
    
    .hero {
        padding-top: 185px;
    }
    
    .hero-title {
        font-size: 64px;
    }
    
    .section-header h2 {
        font-size: 44px;
    }
}

@media (max-width: 768px) {
    .header-content {
        padding: 0 28px;
        flex-direction: column;
        gap: 22px;
    }
    
    .mirrors {
        justify-content: center;
        gap: 18px;
    }
    
    .content-grid,
    .content-grid.reverse {
        grid-template-columns: 1fr;
        gap: 65px;
    }
    
    .hero-title {
        font-size: 54px;
    }
}

@media (max-width: 540px) {
    .section {
        padding: 105px 24px 95px;
    }
    
    .hero-title {
        font-size: 46px;
    }
    
    .mirror-link {
        font-size: 14.8px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        gap: 20px;
    }
}