* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --accent: #06b6d4;
    --accent-dark: #0891b2;
    --text: #f8fafc;
    --text-secondary: #cbd5e1;
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.8);
    --border: rgba(99, 102, 241, 0.2);
}

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

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(1deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

@keyframes glow {
    0% { box-shadow: 0 0 10px rgba(99, 102, 241, 0.3); }
    50% { box-shadow: 0 0 25px rgba(99, 102, 241, 0.5); }
    100% { box-shadow: 0 0 10px rgba(99, 102, 241, 0.3); }
}

@keyframes pulse {
    0% { opacity: 0.3; transform: scale(0.98); }
    50% { opacity: 0.5; transform: scale(1); }
    100% { opacity: 0.3; transform: scale(0.98); }
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

body {
    background: var(--bg-dark);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    overflow-x: hidden;
}

body::before, body::after {
    content: '';
    position: fixed;
    top: 0;
    height: 100%;
    width: 2px;
    background: linear-gradient(to bottom, transparent, #57a0ff, transparent);
    z-index: 1001;
    animation: borderGlow 3s infinite alternate;
}

body::before {
    left: calc((100% - 1200px) / 2 - 2px);
}

body::after {
    right: calc((100% - 1200px) / 2 - 2px);
}

@keyframes borderGlow {
    0% {
        box-shadow: 0 0 10px rgba(87, 160, 255, 0.5);
        opacity: 0.7;
    }
    100% {
        box-shadow: 0 0 20px rgba(87, 160, 255, 0.9);
        opacity: 1;
    }
}

@media (max-width: 1200px) {
    body::before {
        left: 0;
    }
    
    body::after {
        right: 0;
    }
}

.cyber-lines {
    display: none;
}

.hero {
    text-align: center;
    padding: 2rem;
    width: 100%;
    max-width: 1200px;
    position: relative;
    z-index: 1;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.8) 100%);
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.1);
    padding: 3rem;
    overflow: hidden;
    min-height: 70vh;
    margin-top: 10px;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.1) 0%, transparent 20%),
        radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.1) 0%, transparent 20%),
        linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.05), transparent);
    z-index: -1;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 20px 20px;
    z-index: -1;
}

.hero-content {
    background: transparent;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease;
    border: none;
}

.hero-content:hover {
    transform: none;
    box-shadow: none;
}

.hero-content .logo {
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    width: 100%;
}

.hero-content .hero-logo {
    width: 120px;
    height: 120px;
    filter: drop-shadow(0 0 15px rgba(87, 160, 255, 0.8));
    animation: pulse 2s infinite ease-in-out;
    display: block;
    margin: 0 auto;
}

@keyframes pulse {
    0% {
        filter: drop-shadow(0 0 15px rgba(87, 160, 255, 0.6));
    }
    50% {
        filter: drop-shadow(0 0 25px rgba(87, 160, 255, 0.9));
    }
    100% {
        filter: drop-shadow(0 0 15px rgba(87, 160, 255, 0.6));
    }
}

.logo::before {
    display: none;
}

.logo img {
    width: 130px;
    height: 130px;
    object-fit: contain;
    filter: drop-shadow(0 0 15px rgba(99, 102, 241, 0.4));
    transition: transform 0.3s ease;
}

.logo:hover img {
    transform: scale(1.05) rotate(5deg);
}

h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--primary), var(--accent), var(--primary-light));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: none;
    text-shadow: 0 2px 10px rgba(99, 102, 241, 0.2);
    letter-spacing: 1px;
    font-weight: 800;
    position: relative;
}

h1::after {
    display: none;
}

.tagline {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
    font-weight: 300;
    line-height: 1.5;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.sub-tagline {
    font-size: 1.1rem;
    color: var(--primary-light);
    margin-bottom: 2rem;
    font-weight: 400;
    line-height: 1.5;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.version {
    font-size: 1.1rem;
    color: var(--primary-light);
    margin-bottom: 2.5rem;
    opacity: 0.9;
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.2rem;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 30px;
    border: 1px solid rgba(99, 102, 241, 0.2);
    box-shadow: none;
    transition: all 0.3s ease;
}

.version:hover {
    transform: translateY(-2px);
    box-shadow: none;
    background: rgba(99, 102, 241, 0.15);
}

.version i {
    font-size: 0.9rem;
    color: var(--accent);
}

.version::after {
    display: none;
}

.download-buttons {
    display: flex;
    gap: 1.2rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1rem;
    position: relative;
}

.download-buttons::before {
    display: none;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    color: white;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(87, 160, 255, 0.2);
    border: 1px solid rgba(87, 160, 255, 0.3);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.7s ease;
}

.download-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(87, 160, 255, 0.3), rgba(142, 197, 252, 0.3));
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.download-btn:hover::before {
    left: 100%;
}

.download-btn:hover::after {
    opacity: 1;
}

.download-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border-color: rgba(87, 160, 255, 0.5);
}

.download-btn i {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.download-btn:hover i {
    transform: scale(1.2);
}

.windows {
    background: linear-gradient(45deg, rgba(87, 160, 255, 0.2), rgba(142, 197, 252, 0.2));
}

.windows:hover {
    background: linear-gradient(45deg, #57a0ff, #8ec5fc);
    border-color: #57a0ff;
}

.ios {
    background: linear-gradient(45deg, rgba(87, 160, 255, 0.2), rgba(142, 197, 252, 0.2));
}

.ios:hover {
    background: linear-gradient(45deg, #57a0ff, #8ec5fc);
    border-color: #57a0ff;
}

.android {
    background: linear-gradient(45deg, rgba(87, 160, 255, 0.2), rgba(142, 197, 252, 0.2));
}

.android:hover {
    background: linear-gradient(45deg, #57a0ff, #8ec5fc);
    border-color: #57a0ff;
}

@media (max-width: 768px) {
    .hero-content {
        padding: 2.5rem 1.5rem;
    }

    h1 {
        font-size: 2.5rem;
    }

    .tagline {
        font-size: 1.1rem;
    }

    .download-buttons {
        flex-direction: column;
    }

    .download-btn {
        width: 100%;
        justify-content: center;
    }
}

.hero-decoration {
    position: absolute;
    z-index: -1;
    opacity: 0.1;
}

.hero-decoration-1 {
    top: 20px;
    left: 20px;
    width: 60px;
    height: 60px;
    border: 2px solid var(--primary);
    border-radius: 50%;
}

.hero-decoration-2 {
    bottom: 40px;
    right: 30px;
    width: 80px;
    height: 80px;
    border: 2px solid var(--accent);
    border-radius: 10px;
    transform: rotate(45deg);
}

.hero-decoration-3 {
    top: 50%;
    left: 40px;
    width: 40px;
    height: 40px;
    background: var(--primary-light);
    border-radius: 8px;
    transform: translateY(-50%) rotate(30deg);
}

.hero-decoration-4 {
    top: 30px;
    right: 60px;
    width: 30px;
    height: 30px;
    background: var(--accent);
    border-radius: 50%;
}

.hero-particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    z-index: -1;
}

.particle-1 {
    width: 6px;
    height: 6px;
    top: 20%;
    left: 10%;
}

.particle-2 {
    width: 4px;
    height: 4px;
    top: 30%;
    right: 15%;
}

.particle-3 {
    width: 8px;
    height: 8px;
    bottom: 25%;
    left: 20%;
}

.particle-4 {
    width: 5px;
    height: 5px;
    bottom: 15%;
    right: 25%;
}

.particle-5 {
    width: 3px;
    height: 3px;
    top: 45%;
    left: 30%;
}

.particle-6 {
    width: 7px;
    height: 7px;
    top: 60%;
    right: 10%;
}

/* Global Section Styling */
.intro-section,
.about-section,
.features-section,
.why-best-section,
.download-install-section,
.key-system-section,
.download-section,
.troubleshooting-section,
.last-words-section,
.faq-section {
    padding: 2rem 1rem;
    width: 100%;
    max-width: 1200px;
    margin: 1rem auto;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.8) 100%);
    border-radius: 24px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.intro-section::before,
.about-section::before,
.features-section::before,
.why-best-section::before,
.download-install-section::before,
.key-system-section::before,
.download-section::before,
.troubleshooting-section::before,
.last-words-section::before,
.faq-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 20px 20px;
    z-index: 0;
    pointer-events: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    position: relative;
    /* z-index: 1; */
}

.section-title {
    font-size: 2rem;
    margin-bottom: 1.2rem;
    color: var(--text);
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
    background: linear-gradient(45deg, var(--primary), var(--accent), var(--primary-light));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 3px;
}

.section-intro {
    max-width: 800px;
    margin: 0 auto 1.5rem;
    text-align: center;
}

.section-intro p {
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-secondary);
}

/* Card Styling */
.feature,
.executor-card,
.game-item,
.testimonial,
.download-card,
.info-item,
.troubleshooting-step,
.faq-item {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    padding: 1.2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature::before,
.executor-card::before,
.game-item::before,
.testimonial::before,
.download-card::before,
.info-item::before,
.troubleshooting-step::before,
.faq-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature:hover,
.executor-card:hover,
.game-item:hover,
.testimonial:hover,
.download-card:hover,
.info-item:hover,
.troubleshooting-step:hover,
.faq-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
}

.feature:hover::before,
.executor-card:hover::before,
.game-item:hover::before,
.testimonial:hover::before,
.download-card:hover::before,
.info-item:hover::before,
.troubleshooting-step:hover::before,
.faq-item:hover::before {
    opacity: 1;
}

/* Icon Styling */
.feature i,
.executor-icon i,
.game-icon i,
.warning-icon i,
.download-card-logo i,
.troubleshooting-icon i,
.update-icon i {
    font-size: 1.8rem;
    color: var(--primary-light);
    background: rgba(99, 102, 241, 0.1);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 1rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

/* Button Styling */
.table-download-btn,
.card-download-btn,
.support-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.7rem 1.2rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--text);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
}

.table-download-btn:hover,
.card-download-btn:hover,
.support-btn:hover {
    background: rgba(99, 102, 241, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .section-title {
        font-size: 1.7rem;
    }
    
    .feature,
    .executor-card,
    .game-item,
    .testimonial,
    .download-card,
    .info-item,
    .troubleshooting-step,
    .faq-item {
        padding: 1rem;
    }
    
    .feature i,
    .executor-icon i,
    .game-icon i,
    .warning-icon i,
    .download-card-logo i,
    .troubleshooting-icon i,
    .update-icon i {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }
}

/* Intro Section */
.intro-section {
    padding: 2rem 1rem;
    width: 100%;
    max-width: 1200px;
    margin: 1rem auto 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.8) 100%);
    border-radius: 24px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.intro-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 20px 20px;
    z-index: 0;
    pointer-events: none;
}

.intro-content {
    position: relative;
    z-index: 1;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.intro-content p {
    font-size: 0.95rem;
    line-height: 1.5;
    color: #cbd5e1;
    margin-bottom: 1rem;
}

.intro-content p:last-child {
    margin-bottom: 0;
}

/* About Section */
.about-section {
    padding: 2rem 1rem;
    width: 100%;
    max-width: 1200px;
    margin: 1rem auto 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.8) 100%);
    border-radius: 24px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 20px 20px;
    z-index: 0;
    pointer-events: none;
}

.about-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.about-text {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.about-text p {
    font-size: 0.95rem;
    line-height: 1.5;
    color: #cbd5e1;
    margin-bottom: 1rem;
    position: relative;
}

.executor-table-container {
    margin: 1.5rem auto;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
    max-width: 600px;
    border: 1px solid rgba(99, 102, 241, 0.2);
    background: rgba(15, 23, 42, 0.5);
    padding: 0.5rem;
}

/* Features Heading */
.features-heading {
    font-size: 1.5rem;
    color: var(--text);
    margin: 1.5rem 0 1rem;
    text-align: center;
    position: relative;
    padding-bottom: 0.8rem;
    background: linear-gradient(45deg, var(--primary), var(--accent), var(--primary-light));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

.features-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-dark), var(--primary-light));
    border-radius: 3px;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.feature {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    padding: 1.2rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
}

.feature:hover::before {
    opacity: 1;
}

.feature i {
    font-size: 2rem;
    color: var(--primary-light);
    margin-bottom: 1rem;
    background: rgba(99, 102, 241, 0.1);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 1rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.feature h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text);
    font-weight: 600;
}

.feature p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.warning-box {
    display: flex;
    gap: 1.5rem;
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid rgba(220, 38, 38, 0.3);
    border-radius: 16px;
    padding: 1.5rem;
    margin-top: 2.5rem;
}

.warning-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(220, 38, 38, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.warning-icon i {
    font-size: 1.5rem;
    color: #ef4444;
}

.warning-content h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.warning-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 0;
}

@media (max-width: 992px) {
    .features {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .about-content {
        flex-direction: column;
    }
    
    .about-text {
        width: 100%;
    }
    
    .features {
        grid-template-columns: 1fr;
    }
    
    .warning-box {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .warning-icon {
        margin-bottom: 1rem;
    }
}

/* Why Best Section */
.why-best-section {
    padding: 2rem 1rem;
    width: 100%;
    max-width: 1200px;
    margin: 1rem auto;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.8) 100%);
    border-radius: 24px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.why-best-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 20px 20px;
    z-index: 0;
    pointer-events: none;
}

.executors-title {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text);
    background: linear-gradient(45deg, var(--primary), var(--accent), var(--primary-light));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
    position: relative;
    padding-bottom: 0.8rem;
}

.executors-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-dark), var(--primary-light));
    border-radius: 3px;
}

.executor-cards {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.executor-card {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    padding: 1.2rem;
    width: 220px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.executor-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.executor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
}

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

.executor-icon {
    font-size: 2rem;
    color: var(--primary-light);
    margin-bottom: 1rem;
    background: rgba(99, 102, 241, 0.1);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 1rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.executor-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text);
    font-weight: 600;
}

.executor-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Comparison Grid */
.comparison-grid {
    margin: 1.5rem auto;
    width: 100%;
    max-width: 900px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.comparison-header {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    background: rgba(15, 23, 42, 0.9);
    padding: 1rem;
    border-bottom: 1px solid rgba(99, 102, 241, 0.2);
}

.product-cell {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    text-align: center;
}

.product-cell.delta {
    background: rgba(99, 102, 241, 0.1);
}

.comparison-logo {
    width: 40px;
    height: 40px;
    margin-bottom: 0.5rem;
}

.product-cell h3 {
    font-size: 1rem;
    color: var(--text);
    margin: 0;
}

.product-cell.others i {
    font-size: 1.5rem;
    color: #ef4444;
    margin-bottom: 0.5rem;
}

.comparison-row {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    background: rgba(30, 41, 59, 0.7);
    transition: background 0.3s ease;
}

.comparison-row:hover {
    background: rgba(30, 41, 59, 0.9);
}

.comparison-row:nth-child(odd) {
    background: rgba(15, 23, 42, 0.5);
}

.comparison-row:nth-child(odd):hover {
    background: rgba(15, 23, 42, 0.7);
}

.feature-name, .delta-cell, .others-cell {
    padding: 0.8rem 1rem;
    display: flex;
    align-items: center;
}

.feature-name {
    font-weight: 600;
    color: var(--text);
}

.delta-cell {
    background: rgba(99, 102, 241, 0.05);
    color: var(--text);
    justify-content: center;
    gap: 0.5rem;
}

.others-cell {
    color: var(--text-secondary);
    justify-content: center;
    gap: 0.5rem;
}

.delta-cell i {
    color: #10b981;
}

.others-cell i {
    color: #ef4444;
}

@media (max-width: 768px) {
    .why-best-section {
        padding: 1.5rem 0.75rem;
        margin: 0.75rem auto;
        border-radius: 16px;
    }
    
    .section-title {
        font-size: 1.5rem;
        padding: 0 0.5rem;
    }
    
    .section-intro {
        padding: 0 0.5rem;
    }
    
    .section-intro p {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    .comparison-grid {
        font-size: 0.85rem;
        margin: 1rem auto;
        border-radius: 12px;
    }
    
    .comparison-header, .comparison-row {
        grid-template-columns: 1.2fr 0.9fr 0.9fr;
    }
    
    .comparison-header {
        padding: 0.75rem 0.5rem;
    }
    
    .product-cell {
        padding: 0.25rem;
    }
    
    .comparison-logo {
        width: 32px;
        height: 32px;
        margin-bottom: 0.25rem;
    }
    
    .product-cell h3 {
        font-size: 0.85rem;
    }
    
    .feature-name, .delta-cell, .others-cell {
        padding: 0.6rem 0.5rem;
        font-size: 0.85rem;
    }
    
    .feature-name {
        padding-left: 0.75rem;
    }
    
    .delta-cell i, .others-cell i {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .why-best-section {
        padding: 1.25rem 0.5rem;
        margin: 0.5rem auto;
    }
    
    .section-title {
        font-size: 1.3rem;
    }
    
    .section-intro p {
        font-size: 0.9rem;
    }
    
    .comparison-grid {
        font-size: 0.8rem;
        margin: 0.75rem auto;
    }
    
    .comparison-header, .comparison-row {
        grid-template-columns: 1.1fr 0.95fr 0.95fr;
    }
    
    .feature-name, .delta-cell, .others-cell {
        padding: 0.5rem 0.25rem;
        font-size: 0.8rem;
    }
    
    .feature-name {
        padding-left: 0.5rem;
    }
    
    .product-cell h3 {
        font-size: 0.8rem;
    }
    
    .comparison-logo {
        width: 28px;
        height: 28px;
    }
}

/* Testimonials */
.testimonials {
    margin-top: 4rem;
    margin-bottom: 1.5rem;
}

.testimonials-title {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text);
}

.testimonial-cards {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.testimonial {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    padding: 1.2rem;
    width: 400px;
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-bottom: 1rem;
}

.testimonial:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
}

.quote {
    position: absolute;
    top: 1rem;
    left: 1.5rem;
    font-size: 1.5rem;
    color: rgba(99, 102, 241, 0.2);
}

.testimonial p {
    margin: 1rem 0 1.5rem;
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

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

.avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(99, 102, 241, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar i {
    font-size: 1.8rem;
    color: var(--primary-light);
}

.user-info h4 {
    font-size: 1.1rem;
    margin-bottom: 0.2rem;
    color: var(--text);
}

.user-info span {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .comparison-grid {
        /* Styles now handled in the new media query above */
    }
    
    .comparison-header, .comparison-row {
        /* Styles now handled in the new media query above */
    }
    
    .feature-name {
        /* Styles now handled in the new media query above */
    }
    
    .testimonial {
        width: 100%;
    }
}

/* Popular Executors */
.popular-executors {
    margin: 2rem auto 4rem;
    width: 100%;
    max-width: 1000px;
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.executors-title {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text);
}

.executor-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
    margin-top: 1rem;
}

.executor-card {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    padding: 1.5rem;
    width: 220px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.executor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
}

.executor-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(99, 102, 241, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.executor-icon i {
    font-size: 1.8rem;
    color: var(--primary-light);
}

.executor-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text);
}

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

@media (max-width: 768px) {
    .executor-card {
        width: 100%;
        max-width: 300px;
    }
}

/* Why Choose Delta */
.why-choose-delta {
    margin: 4rem auto;
    width: 100%;
    max-width: 900px;
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.choose-title {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text);
}

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

.advantage {
    display: flex;
    gap: 1.5rem;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    padding: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.advantage:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
}

.advantage-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(99, 102, 241, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.advantage-icon i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.advantage-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text);
}

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

@media (max-width: 768px) {
    .advantage {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .advantage-icon {
        margin-bottom: 1rem;
    }
}

/* Market Leader Section */
.market-leader {
    margin: 4rem auto;
    width: 100%;
    max-width: 900px;
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.leader-title {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text);
}

.stats-container {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.stat-card {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    padding: 2rem;
    width: 180px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.7), rgba(30, 41, 59, 0.5));
}

.stat-number {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(45deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .stats-container {
        gap: 1rem;
    }
    
    .stat-card {
        width: 140px;
        padding: 1.5rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}

/* Game Compatibility */
.game-compatibility {
    margin: 4rem auto;
    width: 100%;
    max-width: 900px;
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.compatibility-title {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text);
}

.compatibility-subtitle {
    text-align: center;
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
    margin-top: 1rem;
}

.game-item {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 12px;
    padding: 1.2rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.game-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.7), rgba(30, 41, 59, 0.5));
}

.game-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(99, 102, 241, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.game-icon i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.game-name {
    font-size: 0.9rem;
    color: var(--text);
    font-weight: 500;
}

.compatibility-note {
    text-align: center;
    font-size: 1.1rem;
    color: var(--primary-light);
    font-weight: 500;
}

@media (max-width: 768px) {
    .game-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Download and Install Section */
.download-install-section {
    padding: 3rem 1.5rem;
    width: 100%;
    max-width: 1200px;
    margin: 2rem auto;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.9) 100%);
    border-radius: 24px;
    border: 1px solid rgba(87, 160, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.download-install-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(87, 160, 255, 0.05) 1px, transparent 1px),
        linear-gradient(rgba(87, 160, 255, 0.05) 1px, transparent 1px);
    background-size: 30px 30px;
    z-index: 0;
    pointer-events: none;
}

.download-install-section .section-title {
    position: relative;
    z-index: 1;
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2.5rem;
    background: linear-gradient(90deg, #57a0ff, #8ec5fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 20px rgba(87, 160, 255, 0.3);
}

.os-specific-instructions {
    margin: 2rem auto;
    width: 100%;
    max-width: 900px;
    position: relative;
    z-index: 1;
}

.os-tabs {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.os-tab {
    padding: 1rem 2rem;
    background: rgba(30, 41, 59, 0.6);
    border: 1px solid rgba(87, 160, 255, 0.2);
    border-radius: 12px;
    color: var(--text);
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    position: relative;
    overflow: hidden;
}

.os-tab::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(87, 160, 255, 0.1) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.os-tab i {
    font-size: 1.3rem;
    color: #57a0ff;
}

.os-tab:hover, .os-tab.active {
    background: rgba(87, 160, 255, 0.1);
    border-color: rgba(87, 160, 255, 0.4);
    color: #fff;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.os-tab:hover::before, .os-tab.active::before {
    opacity: 1;
}

.os-tab.active {
    border-color: #57a0ff;
    box-shadow: 0 10px 25px rgba(87, 160, 255, 0.3);
}

.os-tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40%;
    height: 3px;
    background: #57a0ff;
    border-radius: 3px;
}

.os-content {
    background: rgba(30, 41, 59, 0.6);
    border: 1px solid rgba(87, 160, 255, 0.2);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.os-panel {
    display: none;
    padding: 1rem;
}

.os-panel.active {
    display: block;
    animation: fadeIn 0.5s ease forwards;
}

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

.os-panel h4 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: #fff;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

.os-panel h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(87, 160, 255, 0.7), transparent);
}

.os-steps {
    list-style: none;
    counter-reset: step-counter;
    margin: 2rem 0;
    padding: 0;
}

.os-steps li {
    position: relative;
    padding: 1rem 1rem 1rem 3.5rem;
    margin-bottom: 1rem;
    counter-increment: step-counter;
    color: var(--text);
    font-size: 1rem;
    line-height: 1.6;
    border-radius: 10px;
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid rgba(87, 160, 255, 0.1);
    transition: all 0.3s ease;
}

.os-steps li:hover {
    background: rgba(15, 23, 42, 0.6);
    border-color: rgba(87, 160, 255, 0.3);
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.os-steps li::before {
    content: counter(step-counter);
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 1.8rem;
    height: 1.8rem;
    background: rgba(87, 160, 255, 0.2);
    border: 2px solid rgba(87, 160, 255, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 700;
    color: #fff;
    box-shadow: 0 0 10px rgba(87, 160, 255, 0.3);
}

.os-steps li strong {
    color: #57a0ff;
    font-weight: 600;
}

.support-help {
    text-align: center;
    margin-top: 3rem;
    position: relative;
    z-index: 1;
}

.support-btn {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2.5rem;
    border-radius: 12px;
    text-decoration: none;
    color: white;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: linear-gradient(45deg, #5865F2, #7289DA);
    border: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(88, 101, 242, 0.3);
}

.support-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.7s ease;
}

.support-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(88, 101, 242, 0.4);
}

.support-btn:hover::before {
    left: 100%;
}

.support-btn i {
    font-size: 1.3rem;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
    .download-install-section {
        padding: 2rem 1rem;
    }
    
    .download-install-section .section-title {
        font-size: 2rem;
    }
    
    .os-tabs {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .os-tab {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
        flex: 1 1 auto;
        min-width: 120px;
        justify-content: center;
    }
    
    .os-content {
        padding: 1.5rem 1rem;
    }
    
    .os-panel h4 {
        font-size: 1.3rem;
    }
    
    .os-steps li {
        padding: 1rem 1rem 1rem 3rem;
        font-size: 0.95rem;
    }
    
    .os-steps li::before {
        left: 0.8rem;
        width: 1.6rem;
        height: 1.6rem;
    }
    
    .support-btn {
        padding: 0.9rem 2rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .download-install-section {
        padding: 1.5rem 0.8rem;
    }
    
    .download-install-section .section-title {
        font-size: 1.8rem;
    }
    
    .os-tab {
        padding: 0.7rem 1rem;
        font-size: 0.9rem;
    }
    
    .os-tab i {
        font-size: 1.1rem;
    }
    
    .os-content {
        padding: 1rem 0.8rem;
    }
    
    .os-panel h4 {
        font-size: 1.2rem;
    }
    
    .os-steps li {
        padding: 0.8rem 0.8rem 0.8rem 2.8rem;
        font-size: 0.9rem;
    }
    
    .os-steps li::before {
        left: 0.6rem;
        width: 1.5rem;
        height: 1.5rem;
        font-size: 0.8rem;
    }
}

/* Executor Info */
.executor-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 12px;
    padding: 1.25rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.info-item {
    display: flex;
    flex-direction: column;
    padding: 0.8rem;
    border-radius: 8px;
    background: rgba(15, 23, 42, 0.5);
    transition: all 0.3s ease;
}

.info-item:hover {
    transform: translateY(-3px);
    background: rgba(99, 102, 241, 0.1);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.info-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    font-size: 1rem;
    color: var(--text);
    font-weight: 600;
}

/* Executor Table */
.executor-table-container {
    margin: 2rem auto;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
    max-width: 600px;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.executor-table {
    width: 100%;
    border-collapse: collapse;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.8), rgba(15, 23, 42, 0.9));
    text-align: left;
}

.executor-table td {
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid rgba(99, 102, 241, 0.15);
    transition: all 0.3s ease;
}

.executor-table tr:last-child td {
    border-bottom: none;
}

.executor-table tr {
    transition: all 0.3s ease;
}

.executor-table tr:hover {
    background: rgba(99, 102, 241, 0.1);
    transform: translateX(5px);
}

.table-label {
    font-weight: 600;
    color: var(--primary-light);
    width: 40%;
    font-size: 1.05rem;
    position: relative;
    padding-left: 2rem !important;
}

.table-label::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--primary-light);
    border-radius: 50%;
}

.table-value {
    font-weight: 500;
    color: var(--text);
    font-size: 1.05rem;
}

@media (max-width: 768px) {
    .executor-table-container {
        margin: 2rem 0;
    }
    
    .executor-table td {
        padding: 1rem;
        font-size: 0.95rem;
    }
    
    .table-label {
        padding-left: 1.8rem !important;
    }
    
    .table-label::before {
        left: 0.8rem;
        width: 6px;
        height: 6px;
    }
}

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

/* Troubleshooting Section */
.troubleshooting-section {
    padding: 2rem 1rem;
    width: 100%;
    max-width: 1200px;
    margin: 1.5rem auto;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.8) 100%);
    border-radius: 24px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    margin-top: 1rem;
    margin-bottom: 1rem;
}

.troubleshooting-card {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    overflow: hidden;
    margin: 1.5rem 0;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.troubleshooting-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1rem;
    background: rgba(15, 23, 42, 0.7);
    border-bottom: 1px solid rgba(99, 102, 241, 0.2);
}

.troubleshooting-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(99, 102, 241, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.troubleshooting-icon i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.troubleshooting-header h3 {
    font-size: 1.2rem;
    color: var(--text);
    font-weight: 600;
}

.troubleshooting-content {
    padding: 1rem;
}

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

.troubleshooting-steps {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    margin-top: 2rem;
}

.troubleshooting-step {
    display: flex;
    gap: 1.2rem;
    background: rgba(30, 41, 59, 0.7);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 12px;
    padding: 0.8rem;
    margin-bottom: 0.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.troubleshooting-step:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
    border-color: rgba(99, 102, 241, 0.3);
}

.troubleshooting-step .step-number {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(99, 102, 241, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-light);
    border: 2px solid rgba(99, 102, 241, 0.3);
}

.troubleshooting-step .step-content {
    flex: 1;
}

.troubleshooting-step .step-content p {
    margin-bottom: 0;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .troubleshooting-header {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem 1rem;
    }
    
    .troubleshooting-content {
        padding: 1.5rem;
    }
    
    .troubleshooting-step {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 0.8rem;
    }
}

/* Last Words Section */
.last-words-section {
    padding: 2rem 1rem;
    width: 100%;
    max-width: 1200px;
    margin: 1.5rem auto;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.8) 100%);
    border-radius: 24px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    margin-top: 1rem;
    margin-bottom: 1rem;
}

.last-words-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.last-words-content p {
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.happy-gaming {
    font-size: 1.3rem !important;
    font-weight: 600;
    color: var(--primary-light) !important;
    margin-top: 2rem;
}

/* FAQ Section */
.faq-section {
    padding: 2rem 1rem;
    width: 100%;
    max-width: 1200px;
    margin: 1.5rem auto 5rem;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.8) 100%);
    border-radius: 24px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    margin-top: 1rem;
    margin-bottom: 2rem;
}

.faq-items {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    margin-top: 1.5rem;
}

.faq-item {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    cursor: pointer;
    background: rgba(15, 23, 42, 0.7);
    border-bottom: 1px solid rgba(99, 102, 241, 0.1);
}

.faq-question h3 {
    font-size: 1rem;
    color: var(--text);
    font-weight: 600;
    margin: 0;
}

.faq-question i {
    color: var(--primary-light);
    font-size: 1rem;
    transition: transform 0.3s ease;
}

.faq-answer {
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-answer p {
    padding: 1rem;
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-secondary);
}

.faq-item.active .faq-question {
    border-bottom-color: rgba(99, 102, 241, 0.3);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

/* Features Section */
.features-section {
    padding: 2rem 1rem;
    width: 100%;
    max-width: 1200px;
    margin: 1rem auto;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.8) 100%);
    border-radius: 24px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.features-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 20px 20px;
    z-index: 0;
    pointer-events: none;
} 

/* Download Section */
.download-section {
    padding: 3rem 1.5rem;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.9) 100%);
    border-radius: 24px;
    border: 1px solid rgba(87, 160, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    margin: 2rem auto;
    max-width: 1200px;
    position: relative;
    overflow: hidden;
}

.download-glow-effect {
    position: absolute;
    top: -150px;
    right: -150px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(87, 160, 255, 0.3) 0%, rgba(87, 160, 255, 0) 70%);
    border-radius: 50%;
    z-index: 0;
    animation: pulse 6s infinite alternate;
}

.download-grid-lines {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(87, 160, 255, 0.05) 1px, transparent 1px),
        linear-gradient(rgba(87, 160, 255, 0.05) 1px, transparent 1px);
    background-size: 30px 30px;
    z-index: 0;
    pointer-events: none;
}

.download-header {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.download-section .section-title {
    margin-bottom: 1rem;
    font-size: 2.5rem;
    color: #ffffff;
    background: linear-gradient(90deg, #57a0ff, #8ec5fc);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.download-section .highlight {
    position: relative;
    display: inline-block;
}

.download-section .highlight::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, #57a0ff, transparent);
}

.download-intro {
    max-width: 700px;
    margin: 0 auto;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
}

.download-platforms {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.platform-card {
    background: rgba(30, 41, 59, 0.6);
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(87, 160, 255, 0.2);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.platform-card:hover {
    transform: none;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    border-color: rgba(87, 160, 255, 0.2);
    background: rgba(30, 41, 59, 0.6);
}

.platform-card:hover::before {
    opacity: 0;
}

.platform-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(87, 160, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 2rem auto 1rem;
    position: relative;
    z-index: 1;
    border: 2px solid rgba(87, 160, 255, 0.2);
    box-shadow: 0 0 20px rgba(87, 160, 255, 0.2);
}

.platform-icon i {
    font-size: 2.5rem;
    color: #57a0ff;
    text-shadow: 0 0 10px rgba(87, 160, 255, 0.5);
}

.platform-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.platform-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text);
    text-align: center;
    position: relative;
}

.platform-card h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(87, 160, 255, 0.5), transparent);
}

.platform-specs {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding: 0.5rem;
    background: rgba(15, 23, 42, 0.3);
    border-radius: 10px;
    border: 1px solid rgba(87, 160, 255, 0.1);
}

.spec {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.5rem;
}

.spec i {
    font-size: 1rem;
    color: #57a0ff;
    margin-bottom: 0.5rem;
}

.spec span {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.platform-features {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
    flex-grow: 1;
}

.platform-features li {
    display: flex;
    align-items: center;
    margin-bottom: 0.8rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.platform-features li i {
    color: #10b981;
    margin-right: 0.8rem;
    font-size: 0.9rem;
}

.download-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    padding: 0.8rem 1.5rem;
    background: linear-gradient(45deg, rgba(87, 160, 255, 0.2), rgba(142, 197, 252, 0.2));
    color: #fff;
    border: 1px solid rgba(87, 160, 255, 0.3);
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.download-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.7s ease;
}

.download-button:hover {
    background: linear-gradient(45deg, #57a0ff, #8ec5fc);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border-color: rgba(87, 160, 255, 0.5);
}

.download-button:hover::before {
    left: 100%;
}

.download-note {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(87, 160, 255, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.note-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(87, 160, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(87, 160, 255, 0.2);
}

.note-icon i {
    font-size: 1.5rem;
    color: #57a0ff;
}

.note-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.note-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

/* Mobile Responsive Styles for Download Section */
@media (max-width: 768px) {
    .download-section {
        padding: 2rem 1rem;
        margin: 1.5rem auto;
    }
    
    .download-section .section-title {
        font-size: 2rem;
    }
    
    .download-intro {
        font-size: 1rem;
    }
    
    .download-platforms {
        gap: 1.5rem;
    }
    
    .platform-card {
        max-width: 100%;
    }
    
    .platform-specs {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .spec {
        flex: 0 0 auto;
    }
    
    .download-note {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem 1rem;
    }
    
    .note-icon {
        margin: 0 auto 1rem;
    }
}

@media (max-width: 480px) {
    .download-section {
        padding: 1.5rem 0.8rem;
        border-radius: 16px;
    }
    
    .download-section .section-title {
        font-size: 1.8rem;
    }
    
    .download-intro {
        font-size: 0.9rem;
    }
    
    .platform-icon {
        width: 60px;
        height: 60px;
        margin: 1.5rem auto 0.8rem;
    }
    
    .platform-icon i {
        font-size: 2rem;
    }
    
    .platform-card h3 {
        font-size: 1.3rem;
    }
    
    .platform-content {
        padding: 1rem;
    }
    
    .platform-features li {
        font-size: 0.9rem;
    }
    
    .download-button {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
    }
}

/* Key System Section */
.key-system-section {
    padding: 3rem 1.5rem;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.9) 100%);
    border-radius: 24px;
    border: 1px solid rgba(87, 160, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    margin: 2rem auto;
    max-width: 1200px;
    position: relative;
    overflow: hidden;
}

.key-system-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(87, 160, 255, 0.05) 1px, transparent 1px),
        linear-gradient(rgba(87, 160, 255, 0.05) 1px, transparent 1px);
    background-size: 30px 30px;
    z-index: 0;
    pointer-events: none;
}

.key-system-header {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.key-system-section .section-title {
    margin-bottom: 1rem;
    font-size: 2.5rem;
    background: linear-gradient(90deg, #57a0ff, #8ec5fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 20px rgba(87, 160, 255, 0.3);
}

.key-system-intro {
    max-width: 700px;
    margin: 0 auto;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
}

.key-system-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.key-card {
    background: rgba(30, 41, 59, 0.6);
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(87, 160, 255, 0.1);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.key-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(87, 160, 255, 0.1) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.key-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    border-color: rgba(87, 160, 255, 0.3);
}

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

.key-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(87, 160, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 2rem auto 1rem;
    position: relative;
    z-index: 1;
    border: 2px solid rgba(87, 160, 255, 0.2);
    box-shadow: 0 0 20px rgba(87, 160, 255, 0.2);
}

.key-icon i {
    font-size: 2.5rem;
    color: #57a0ff;
    text-shadow: 0 0 10px rgba(87, 160, 255, 0.5);
}

.key-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.key-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text);
    text-align: center;
    position: relative;
}

.key-card h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(87, 160, 255, 0.5), transparent);
}

.key-steps {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
    flex-grow: 1;
    counter-reset: step-counter;
}

.key-steps li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.2rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    position: relative;
    padding-left: 2.5rem;
}

.key-steps li::before {
    content: counter(step-counter);
    counter-increment: step-counter;
    position: absolute;
    left: 0;
    top: 0;
    width: 1.8rem;
    height: 1.8rem;
    background: rgba(87, 160, 255, 0.2);
    border: 2px solid rgba(87, 160, 255, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 700;
    color: #fff;
    box-shadow: 0 0 10px rgba(87, 160, 255, 0.3);
}

.key-steps li strong {
    color: #57a0ff;
    font-weight: 600;
}

.key-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    padding: 0.8rem 1.5rem;
    background: linear-gradient(90deg, rgba(87, 160, 255, 0.1), rgba(87, 160, 255, 0.2));
    color: #fff;
    border: 1px solid rgba(87, 160, 255, 0.3);
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.key-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.7s ease;
}

.key-button:hover {
    background: linear-gradient(90deg, rgba(87, 160, 255, 0.2), rgba(87, 160, 255, 0.3));
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.key-button:hover::before {
    left: 100%;
}

.key-button i {
    font-size: 1.1rem;
}

.key-note {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(87, 160, 255, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.key-note-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(87, 160, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(87, 160, 255, 0.2);
}

.key-note-icon i {
    font-size: 1.5rem;
    color: #57a0ff;
}

.key-note-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.key-note-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

/* Mobile Responsive Styles for Key System Section */
@media (max-width: 768px) {
    .key-system-section {
        padding: 2rem 1rem;
        margin: 1.5rem auto;
    }
    
    .key-system-section .section-title {
        font-size: 2rem;
    }
    
    .key-system-intro {
        font-size: 1rem;
    }
    
    .key-system-content {
        gap: 1.5rem;
    }
    
    .key-card {
        max-width: 100%;
    }
    
    .key-note {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem 1rem;
    }
    
    .key-note-icon {
        margin: 0 auto 1rem;
    }
}

@media (max-width: 480px) {
    .key-system-section {
        padding: 1.5rem 0.8rem;
        border-radius: 16px;
    }
    
    .key-system-section .section-title {
        font-size: 1.8rem;
    }
    
    .key-system-intro {
        font-size: 0.9rem;
    }
    
    .key-icon {
        width: 60px;
        height: 60px;
        margin: 1.5rem auto 0.8rem;
    }
    
    .key-icon i {
        font-size: 2rem;
    }
    
    .key-card h3 {
        font-size: 1.3rem;
    }
    
    .key-content {
        padding: 1rem;
    }
    
    .key-steps li {
        font-size: 0.9rem;
    }
    
    .key-button {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
    }
}

/* Banner Section */
.banner-section {
    margin: 2rem auto 3rem;
    position: relative;
    z-index: 1;
}

.full-width-banner {
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(87, 160, 255, 0.2);
    object-fit: contain;
    height: auto;
    display: block;
}

@media (max-width: 768px) {
    .banner-section {
        margin: 1.5rem auto 2rem;
    }
    
    .full-width-banner {
        border-radius: 12px;
    }
}

@media (max-width: 480px) {
    .banner-section {
        margin: 1rem auto 1.5rem;
    }
    
    .full-width-banner {
        border-radius: 10px;
    }
}

/* Breadcrumb Navigation */
.breadcrumb-container {
    max-width: 1200px;
    margin: 1rem auto;
    padding: 0 1.5rem;
}

.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    padding: 0;
    margin: 0;
}

.breadcrumb li {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.breadcrumb li:not(:last-child)::after {
    content: '/';
    margin: 0 0.5rem;
    color: rgba(87, 160, 255, 0.5);
}

.breadcrumb a {
    color: rgba(87, 160, 255, 0.9);
    text-decoration: none;
    transition: color 0.2s ease;
}

.breadcrumb a:hover {
    color: #57a0ff;
    text-decoration: underline;
}

.breadcrumb li[aria-current="page"] {
    color: #fff;
    font-weight: 500;
}

@media (max-width: 768px) {
    .breadcrumb-container {
        margin: 0.75rem auto;
        padding: 0 1rem;
    }
    
    .breadcrumb li {
        font-size: 0.8rem;
    }
}

/* Video Demo Section */
.video-demo-section {
    padding: 4rem 1rem;
    position: relative;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0.98) 100%);
    border-radius: 0.5rem;
    overflow: hidden;
    margin: 2rem 0;
    border: 1px solid var(--border);
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.2);
}

.video-demo-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    pointer-events: none;
    z-index: 1;
}

.video-demo-section .section-title {
    color: var(--text);
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.video-demo-section .section-intro {
    color: var(--text-secondary);
    font-size: 1.1rem;
    text-align: center;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.video-container {
    position: relative;
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.3);
    border: 1px solid var(--border);
    margin: 0 auto;
    max-width: 1000px;
    z-index: 2;
    transition: all 0.3s ease;
}

.video-container:hover {
    transform: scale(1.01);
    box-shadow: 0 0 40px rgba(99, 102, 241, 0.5);
}

.video-container iframe {
    display: block;
    border-radius: 0.5rem;
}

@media (max-width: 768px) {
    .video-demo-section {
        padding: 3rem 1rem;
    }
    
    .video-demo-section .section-title {
        font-size: 2rem;
    }
    
    .video-container iframe {
        height: 350px;
    }
}

@media (max-width: 480px) {
    .video-demo-section {
        padding: 2rem 1rem;
    }
    
    .video-demo-section .section-title {
        font-size: 1.8rem;
    }
    
    .video-container iframe {
        height: 250px;
    }
}

/* Table of Contents Section */
.toc-section {
    padding: 2.5rem 1.5rem;
    position: relative;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.92) 0%, rgba(15, 23, 42, 0.96) 100%);
    overflow: hidden;
    margin: 0 0 1.5rem 0;
    border-radius: 1rem;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.toc-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.15) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
    animation: pulse 8s infinite alternate;
}

.toc-section .section-title {
    color: var(--text);
    font-size: 2.2rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1.8rem;
    position: relative;
    z-index: 2;
    text-shadow: 0 0 15px rgba(99, 102, 241, 0.5);
    letter-spacing: -0.5px;
}

.toc-section .section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-dark), var(--primary), var(--primary-light));
    border-radius: 2px;
}

.toc-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.8rem;
    position: relative;
    z-index: 2;
    perspective: 1000px;
}

.toc-item {
    display: flex;
    background: rgba(30, 41, 59, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 0.8rem;
    padding: 1rem;
    text-decoration: none;
    border: 1px solid var(--border);
    transition: all 0.4s ease, transform 0.3s ease;
    overflow: hidden;
    position: relative;
    transform-style: preserve-3d;
    transform: translateZ(0);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.toc-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(6, 182, 212, 0.15) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
}

.toc-item::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent, 
        rgba(255, 255, 255, 0.03), 
        transparent
    );
    transform: rotate(30deg);
    transition: transform 0.5s ease;
    z-index: 2;
    pointer-events: none;
}

.toc-item:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.3);
    border-color: var(--primary-light);
    z-index: 5;
}

.toc-item:hover::after {
    transform: translateX(100%) rotate(30deg);
    transition: transform 1s ease;
}

.toc-item:hover::before {
    opacity: 1;
}

.toc-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    margin-right: 0.8rem;
    flex-shrink: 0;
    position: relative;
    z-index: 2;
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.4);
    transform: translateZ(10px);
    transition: all 0.3s ease;
}

.toc-item:hover .toc-icon {
    transform: translateZ(15px) scale(1.05);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.5);
}

.toc-icon i {
    font-size: 1.4rem;
    color: var(--text);
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.toc-content {
    position: relative;
    z-index: 2;
}

.toc-content h3 {
    color: var(--text);
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 0 0.2rem 0;
    letter-spacing: -0.5px;
    transition: color 0.3s ease;
}

.toc-item:hover .toc-content h3 {
    color: var(--primary-light);
    text-shadow: 0 0 10px rgba(99, 102, 241, 0.3);
}

.toc-content p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin: 0;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.toc-item:hover .toc-content p {
    color: var(--text);
}

@media (max-width: 1200px) {
    .toc-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .toc-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .toc-section {
        padding: 2rem 1rem;
        margin: 0 0 1rem 0;
    }
    
    .toc-section .section-title {
        font-size: 2rem;
        margin-bottom: 1.5rem;
    }
    
    .toc-section .section-title::after {
        width: 90px;
        height: 3px;
        bottom: -8px;
    }
    
    .toc-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }
    
    .toc-item {
        padding: 0.8rem;
    }
    
    .toc-icon {
        width: 40px;
        height: 40px;
        border-radius: 10px;
        margin-right: 0.7rem;
    }
    
    .toc-icon i {
        font-size: 1.2rem;
    }
    
    .toc-content h3 {
        font-size: 1rem;
    }
    
    .toc-content p {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .toc-section {
        padding: 1.5rem 0.8rem;
        border-radius: 0.7rem;
    }
    
    .toc-section .section-title {
        font-size: 1.6rem;
        margin-bottom: 1.2rem;
    }
    
    .toc-section .section-title::after {
        width: 70px;
        height: 2px;
        bottom: -6px;
    }
    
    .toc-grid {
        grid-template-columns: 1fr;
        gap: 0.7rem;
    }
    
    .toc-item {
        padding: 0.8rem;
    }
    
    .toc-icon {
        width: 36px;
        height: 36px;
        border-radius: 8px;
        margin-right: 0.7rem;
    }
    
    .toc-icon i {
        font-size: 1.1rem;
    }
    
    .toc-content h3 {
        font-size: 0.95rem;
    }
    
    .toc-content p {
        font-size: 0.75rem;
    }
}