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

:root {
    --bg-dark: #0a0a0f;
    --bg-darker: #050508;
    --surface: rgba(255, 255, 255, 0.03);
    --surface-hover: rgba(255, 255, 255, 0.06);
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary: #a855f7;
    --accent: #06b6d4;
    --accent-light: #22d3ee;
    
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-purple: linear-gradient(135deg, #a855f7 0%, #ec4899 100%);
    --gradient-cyber: linear-gradient(135deg, #06b6d4 0%, #6366f1 50%, #a855f7 100%);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.4);
    --shadow-glow-accent: 0 0 40px rgba(6, 182, 212, 0.4);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    position: relative;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(168, 85, 247, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.logo {
    position: fixed;
    top: 32px;
    left: 48px;
    z-index: 1000;
    display: flex;
    align-items: center;
    padding: 12px 24px;
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    animation: fadeInDown 0.8s ease-out;
    transition: all 0.3s ease;
}

.logo:hover {
    background: var(--surface-hover);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

@keyframes fadeInDown {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.logo-image {
    height: 48px;
    width: auto;
    transition: transform 0.3s ease;
    filter: brightness(0) invert(1);
}

.logo:hover .logo-image {
    transform: scale(1.05);
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 160px 0 100px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.2) 0%, transparent 70%);
    animation: pulseGlow 8s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

.hero .container {
    position: relative;
    z-index: 10;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    color: var(--accent-light);
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.hero-badge::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 100px;
    padding: 1px;
    background: var(--gradient-cyber);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.hero-badge:hover::before {
    opacity: 1;
}

.badge-icon {
    font-size: 20px;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: clamp(48px, 8vw, 92px);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 28px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
    letter-spacing: -0.03em;
}

.gradient-text {
    background: var(--gradient-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
    animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
    0%, 100% {
        filter: hue-rotate(0deg);
    }
    50% {
        filter: hue-rotate(30deg);
    }
}

.hero-subtitle {
    font-size: clamp(18px, 2.5vw, 22px);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 48px;
    animation: fadeInUp 0.8s ease-out 0.6s both;
    line-height: 1.8;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 48px;
    background: var(--gradient-cyber);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 100px;
    font-size: 18px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-glow);
    animation: fadeInUp 0.8s ease-out 0.8s both;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.cta-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 0.6s ease;
}

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

.cta-button:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 0 60px rgba(99, 102, 241, 0.6);
}

.cta-button svg {
    transition: transform 0.3s ease;
}

.cta-button:hover svg {
    transform: translateX(6px);
}

.cta-button.large {
    padding: 22px 56px;
    font-size: 20px;
}

.hero-note {
    margin-top: 24px;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 15px;
    animation: fadeInUp 0.8s ease-out 1s both;
}

.about {
    padding: 140px 0;
    position: relative;
}

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

.section-title {
    font-size: clamp(40px, 5vw, 58px);
    font-weight: 900;
    margin-bottom: 32px;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.section-title.center {
    text-align: center;
}

.section-text {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.9;
}

.section-subtitle {
    text-align: center;
    font-size: 19px;
    color: var(--text-secondary);
    margin-bottom: 80px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.about-image {
    position: relative;
}

.mockup-container {
    background: var(--glass);
    backdrop-filter: blur(20px);
    padding: 40px;
    border-radius: 32px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-lg);
    transition: all 0.4s ease;
    position: relative;
}

.mockup-container::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 32px;
    background: var(--gradient-cyber);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.mockup-container:hover::before {
    opacity: 0.3;
}

.mockup-container:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
}

.mockup-screen {
    background: var(--surface);
    padding: 48px;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
}

.search-bar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    margin-bottom: 32px;
}

.search-icon {
    font-size: 24px;
}

.search-text {
    color: var(--text-muted);
    font-size: 16px;
}

.result-line {
    height: 16px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 8px;
    margin-bottom: 16px;
    animation: shimmer 2s ease-in-out infinite;
}

.result-line.short {
    width: 65%;
}

@keyframes shimmer {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

.steps {
    padding: 140px 0;
    position: relative;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 80px;
}

.step-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    padding: 48px 40px;
    border-radius: 32px;
    border: 1px solid var(--glass-border);
    text-align: center;
    position: relative;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    overflow: hidden;
}

.step-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-cyber);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.step-card:hover::before {
    transform: scaleX(1);
}

.step-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(255, 255, 255, 0.2);
}

.step-number {
    position: absolute;
    top: -24px;
    left: 50%;
    transform: translateX(-50%);
    width: 56px;
    height: 56px;
    background: var(--gradient-cyber);
    color: var(--text-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 800;
    box-shadow: var(--shadow-glow);
    transition: all 0.4s ease;
}

.step-card:hover .step-number {
    transform: translateX(-50%) scale(1.15) rotate(10deg);
}

.step-icon {
    font-size: 72px;
    margin: 24px 0;
    filter: grayscale(0.3);
    transition: all 0.4s ease;
}

.step-card:hover .step-icon {
    transform: scale(1.1);
    filter: grayscale(0);
}

.step-title {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.step-text {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 16px;
}

.features {
    padding: 140px 0;
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 80px;
}

.feature-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    padding: 40px;
    border-radius: 32px;
    border: 1px solid var(--glass-border);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.feature-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 32px;
    background: var(--gradient-cyber);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.feature-card:hover::after {
    opacity: 0.1;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.2);
}

.feature-icon {
    font-size: 56px;
    margin-bottom: 24px;
    display: inline-block;
    transition: all 0.4s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.15) rotate(-5deg);
}

.feature-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.feature-text {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 16px;
}

.faq {
    padding: 140px 0;
}

.faq-list {
    max-width: 900px;
    margin: 80px auto 0;
}

.faq-item {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    margin-bottom: 24px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-md);
}

.faq-question {
    padding: 28px 36px;
    font-size: 19px;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
    transition: all 0.3s ease;
}

.faq-item:hover .faq-question {
    color: var(--accent-light);
}

.faq-icon {
    transition: transform 0.3s ease;
    stroke: var(--primary-light);
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    stroke: var(--accent-light);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 400px;
    padding: 0 36px 28px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.9;
    font-size: 17px;
}

.cta-section {
    padding: 140px 0;
    position: relative;
}

.cta-box {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    padding: 100px 60px;
    border-radius: 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.cta-box::before {
    content: '';
    position: absolute;
    inset: -200%;
    background: conic-gradient(
        from 0deg at 50% 50%,
        transparent 0deg,
        var(--primary) 90deg,
        var(--secondary) 180deg,
        var(--accent) 270deg,
        transparent 360deg
    );
    animation: rotate 8s linear infinite;
    opacity: 0.2;
}

@keyframes rotate {
    100% {
        transform: rotate(360deg);
    }
}

.cta-box::after {
    content: '';
    position: absolute;
    inset: 2px;
    background: var(--bg-dark);
    border-radius: 46px;
    z-index: 0;
}

.cta-title {
    font-size: clamp(40px, 5vw, 56px);
    font-weight: 900;
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.cta-text {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 48px;
    position: relative;
    z-index: 1;
}

.cta-box .cta-button {
    position: relative;
    z-index: 1;
}

.footer {
    padding: 60px 0;
    background: var(--bg-darker);
    text-align: center;
    border-top: 1px solid var(--glass-border);
}

.footer-text {
    color: var(--text-muted);
    font-size: 15px;
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .logo {
        left: 24px;
        top: 24px;
        padding: 10px 20px;
    }
    
    .logo-image {
        height: 40px;
    }
    
    .hero {
        padding: 140px 0 80px;
    }
    
    .steps-grid,
    .features-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .section-subtitle {
        margin-bottom: 60px;
    }
    
    .about,
    .steps,
    .features,
    .faq,
    .cta-section {
        padding: 100px 0;
    }
    
    .cta-box {
        padding: 70px 40px;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 20px;
    }
    
    .logo {
        left: 20px;
        top: 20px;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-badge {
        font-size: 13px;
        padding: 10px 24px;
    }
    
    .cta-button {
        padding: 16px 40px;
        font-size: 16px;
        width: 100%;
        max-width: 300px;
    }
    
    .cta-button.large {
        padding: 18px 44px;
        font-size: 18px;
        max-width: 320px;
    }
    
    .mockup-container {
        padding: 24px;
    }
    
    .mockup-screen {
        padding: 32px;
    }
    
    .step-card,
    .feature-card {
        padding: 32px 28px;
    }
    
    .faq-question {
        font-size: 17px;
        padding: 24px 28px;
    }
    
    .faq-item.active .faq-answer {
        padding: 0 28px 24px;
    }
    
    .cta-box {
        padding: 50px 28px;
        border-radius: 32px;
    }
    
    .about,
    .steps,
    .features,
    .faq,
    .cta-section {
        padding: 80px 0;
    }
}