@keyframes spin {
    to {
        transform: rotate(360deg)
    }
}

@keyframes floatSphere {

    0%,
    to {
        transform: translate(0, 0) scale(1)
    }

    50% {
        transform: translate(30px, -30px) scale(1.05)
    }
}

@keyframes scrollWheel {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0)
    }

    to {
        opacity: 0;
        transform: translateX(-50%) translateY(15px)
    }
}

@keyframes pulse {

    0%,
    to {
        transform: scale(1);
        box-shadow: 0 0 40px rgba(108, 59, 248, .3)
    }

    50% {
        transform: scale(1.05);
        box-shadow: 0 0 60px rgba(108, 59, 248, .5)
    }
}

@keyframes particleFloat {

    0%,
    to {
        transform: translateY(0) scale(1);
        opacity: .6
    }

    50% {
        transform: translateY(-20px) scale(1.5);
        opacity: 1
    }
}

:root {
    --primary: #6C3BF8;
    --primary-dark: #5A2EE0;
    --primary-light: #8B5CF6;
    --secondary: #F59E0B;
    --accent: #06D6A0;
    --bg-dark: #0B0D1A;
    --bg-main: #0B0D1A;
    --bg-card: #131633;
    --bg-card-hover: #1A1F45;
    --text-white: #FFFFFF;
    --text-light: #E2E8F0;
    --text-muted: #94A3B8;
    --text-dark: #1E293B;
    --text-heading: var(--text-white);
    --text-body: var(--text-light);
    --border-color: rgba(108, 59, 248, 0.15);
    --gradient-primary: linear-gradient(135deg, #6C3BF8, #8B5CF6);
    --gradient-accent: linear-gradient(135deg, #6C3BF8, #F59E0B);
    --gradient-hero: linear-gradient(135deg, #0B0D1A 0%, #131633 50%, #1A1040 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 32px rgba(108, 59, 248, 0.15);
    --shadow-lg: 0 16px 64px rgba(108, 59, 248, 0.2);
    --shadow-glow: 0 0 40px rgba(108, 59, 248, 0.3);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Space Grotesk', 'Inter', sans-serif
}

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

body,
html {
    overflow-x: hidden
}

html {
    scroll-behavior: smooth;
    font-size: 16px
}

body {
    font-family: var(--font-primary);
    background: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased
}

::selection {
    background: var(--primary);
    color: #fff
}

img {
    max-width: 100%;
    height: auto;
    display: block
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition)
}

ul {
    list-style: none
}

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

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

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 16px;
    line-height: 1.2
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.7
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(108, 59, 248, .1);
    border: 1px solid rgba(108, 59, 248, .2);
    border-radius: 50px;
    font-size: .85rem;
    font-weight: 600;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px
}

.badge-ai {
    background: rgba(6, 214, 160, .1);
    border-color: rgba(6, 214, 160, .3);
    color: var(--accent)
}

.gradient-text {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 50px;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-decoration: none;
    white-space: nowrap
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 20px rgba(108, 59, 248, .3)
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(108, 59, 248, .4)
}

.btn-outline {
    background: 0 0;
    color: var(--text-white);
    border-color: rgba(255, 255, 255, .2)
}

.btn-outline:hover {
    border-color: var(--primary);
    background: rgba(108, 59, 248, .1)
}

.btn-sm {
    padding: 10px 24px;
    font-size: .9rem
}

.btn-lg {
    padding: 18px 40px;
    font-size: 1.1rem
}

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

.preloader {
    position: fixed;
    inset: 0;
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity .6s, visibility .6s
}

.preloader.fade-out {
    opacity: 0;
    visibility: hidden
}

.loader {
    text-align: center
}

.loader-circle {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(108, 59, 248, .1);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px
}

.loader-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white)
}

.loader-text span,
.logo-text span {
    color: var(--primary)
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition)
}

.header.scrolled {
    background: rgba(11, 13, 26, .95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(108, 59, 248, .1);
    padding: 10px 0
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between
}

.logo {
    text-decoration: none
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white)
}

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

.nav-link {
    color: var(--text-muted);
    font-size: .9rem;
    font-weight: 500;
    position: relative;
    padding: 4px 0;
    transition: var(--transition)
}

.menu-toggle span,
.nav-link::after {
    height: 2px;
    border-radius: 2px;
    transition: var(--transition)
}

.nav-link::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    background: var(--gradient-primary)
}

.nav-link.active,
.nav-link:hover {
    color: var(--text-white)
}

.nav-link.active::after,
.nav-link:hover::after {
    width: 100%
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: 0 0;
    border: 0;
    cursor: pointer;
    padding: 4px
}

.menu-toggle span {
    display: block;
    width: 24px;
    background: var(--text-white)
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px)
}

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

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px)
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 120px 0 80px
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden
}

.gradient-sphere {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(108, 59, 248, .15), transparent 70%);
    top: -200px;
    right: -100px;
    animation: floatSphere 8s ease-in-out infinite
}

.gradient-sphere-2 {
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(245, 158, 11, .1), transparent 70%);
    bottom: 10%;
    left: -100px;
    animation: floatSphere 10s ease-in-out infinite reverse
}

.grid-pattern {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(108, 59, 248, .03) 1px, transparent 1px), linear-gradient(90deg, rgba(108, 59, 248, .03) 1px, transparent 1px);
    background-size: 60px 60px
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(108, 59, 248, .1);
    border: 1px solid rgba(108, 59, 248, .2);
    border-radius: 50px;
    font-size: .85rem;
    font-weight: 500;
    color: var(--primary-light);
    margin-bottom: 24px
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    color: var(--text-white);
    line-height: 1.1;
    margin-bottom: 24px
}

.hero p {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 600px;
    line-height: 1.8;
    margin-bottom: 36px
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px
}

.hero-stat-item {
    text-align: center
}

.hero-stat-number,
.service-card h3 {
    font-family: var(--font-display);
    color: var(--text-white)
}

.hero-stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700
}

.hero-stat-label,
.service-card>p {
    font-size: .85rem;
    color: var(--text-muted)
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, .1)
}

.scroll-indicator,
.service-features li {
    display: flex;
    align-items: center;
    color: var(--text-muted)
}

.scroll-indicator {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    flex-direction: column;
    gap: 8px;
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: 2px
}

.scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid rgba(255, 255, 255, .2);
    border-radius: 12px;
    position: relative
}

.scroll-wheel {
    width: 3px;
    height: 8px;
    background: var(--primary);
    border-radius: 3px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s infinite
}

.services {
    position: relative;
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-card) 100%)
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden
}

.service-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition)
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(108, 59, 248, .3);
    box-shadow: var(--shadow-lg);
    background: var(--bg-card-hover)
}

.service-card:hover::before {
    opacity: 1
}

.service-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: rgba(108, 59, 248, .1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-light);
    margin-bottom: 20px;
    transition: var(--transition)
}

.service-card:hover .service-icon {
    background: var(--gradient-primary);
    color: #fff;
    transform: scale(1.1)
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px
}

.service-card>p {
    font-size: .95rem;
    margin-bottom: 16px
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 8px
}

.service-features li {
    gap: 10px;
    font-size: .9rem
}

.service-features li i {
    color: var(--accent);
    font-size: .8rem
}

.ai-services {
    position: relative;
    background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-dark) 100%);
    overflow: hidden
}

.ai-services::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 50%, rgba(6, 214, 160, .05)0, transparent 50%)
}

.ai-brain,
.ai-showcase,
.ai-visual {
    align-items: center;
    position: relative
}

.ai-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px
}

.ai-brain,
.ai-visual {
    display: flex;
    justify-content: center;
    height: 400px
}

.ai-brain {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: var(--gradient-primary);
    font-size: 5rem;
    color: #fff;
    animation: pulse 3s ease-in-out infinite;
    box-shadow: var(--shadow-glow)
}

.ai-particles {
    position: absolute;
    inset: 0
}

.ai-particles span {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--primary-light);
    border-radius: 50%;
    animation: particleFloat 4s ease-in-out infinite
}

.ai-particles span:nth-child(1) {
    top: 10%;
    left: 20%;
    animation-delay: 0s
}

.ai-particles span:nth-child(2) {
    top: 20%;
    right: 25%;
    animation-delay: .8s
}

.ai-particles span:nth-child(3) {
    bottom: 15%;
    left: 30%;
    animation-delay: 1.6s
}

.ai-particles span:nth-child(4) {
    bottom: 25%;
    right: 20%;
    animation-delay: 2.4s
}

.ai-particles span:nth-child(5) {
    top: 50%;
    left: 10%;
    animation-delay: 3.2s
}

.ai-content {
    display: flex;
    flex-direction: column;
    gap: 28px
}

.ai-service-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: rgba(108, 59, 248, .05);
    border: 1px solid rgba(108, 59, 248, .1);
    border-radius: var(--radius-md);
    transition: var(--transition)
}

.ai-service-item:hover {
    background: rgba(108, 59, 248, .1);
    border-color: rgba(108, 59, 248, .2);
    transform: translateX(8px)
}

.ai-service-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    border-radius: var(--radius-sm);
    background: rgba(108, 59, 248, .15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--primary-light)
}

.ai-service-item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 6px
}

.ai-service-item p {
    font-size: .9rem;
    color: var(--text-muted);
    line-height: 1.6
}

.about {
    background: var(--bg-dark)
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center
}

.about-images {
    position: relative;
    height: 500px
}

.img-placeholder {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary-light)
}

.about-img-main {
    width: 70%;
    height: 70%;
    position: relative
}

.about-img-secondary {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 50%;
    height: 50%
}

.about-experience {
    position: absolute;
    bottom: 20%;
    left: -20px;
    background: var(--gradient-primary);
    padding: 20px 28px;
    border-radius: var(--radius-md);
    text-align: center;
    color: #fff;
    box-shadow: var(--shadow-lg)
}

.about-exp-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 4px
}

.about-experience span:last-child {
    font-size: .85rem;
    opacity: .9
}

.about-content h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 700;
    color: var(--text-white);
    margin: 16px 0;
    line-height: 1.2
}

.about-content p {
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.7
}

.about-values {
    display: flex;
    gap: 16px;
    margin: 24px 0 32px;
    flex-wrap: wrap
}

.form-group label,
.value-item {
    font-weight: 500;
    color: var(--text-light)
}

.value-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(108, 59, 248, .08);
    border: 1px solid rgba(108, 59, 248, .15);
    border-radius: 50px;
    font-size: .9rem
}

.contact-info-item a:hover,
.value-item i {
    color: var(--primary-light)
}

.stats {
    background: linear-gradient(135deg, var(--bg-card), var(--bg-dark))
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px
}

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

.stat-card:hover {
    border-color: rgba(108, 59, 248, .3)
}

.stat-icon,
.tech-item i {
    color: var(--primary-light)
}

.stat-icon {
    font-size: 2rem;
    margin-bottom: 16px
}

.cta-content h2,
.stat-number {
    font-family: var(--font-display);
    color: var(--text-white)
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 8px
}

.stat-label,
.tech-item span,
.testimonial-card p {
    font-size: .95rem;
    color: var(--text-muted)
}

.tech {
    background: var(--bg-dark)
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 16px
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition);
    text-align: center
}

.stat-card:hover,
.tech-item:hover,
.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md)
}

.tech-item:hover {
    border-color: rgba(108, 59, 248, .3);
    background: var(--bg-card-hover)
}

.tech-item i {
    font-size: 1.8rem
}

.tech-item span {
    font-size: .8rem;
    font-weight: 500
}

.testimonials {
    background: linear-gradient(180deg, var(--bg-dark), var(--bg-card))
}

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

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

.testimonial-card:hover {
    border-color: rgba(108, 59, 248, .2)
}

.testimonial-stars {
    color: var(--secondary);
    font-size: .9rem;
    margin-bottom: 16px;
    display: flex;
    gap: 4px
}

.testimonial-card p {
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px
}

.social-link:hover,
.testimonial-avatar {
    background: var(--gradient-primary);
    color: #fff
}

.testimonial-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem
}

.testimonial-author strong {
    display: block;
    font-size: 1rem;
    color: var(--text-white)
}

.cta-content p,
.testimonial-author span {
    font-size: .85rem;
    color: var(--text-muted)
}

.cta {
    background: linear-gradient(135deg, var(--bg-card), var(--bg-dark))
}

.cta-content {
    text-align: center;
    padding: 80px 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden
}

.cta-content::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50%0, rgba(108, 59, 248, .1), transparent 70%)
}

.cta-content h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 700;
    margin-bottom: 16px;
    position: relative
}

.cta-content p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 32px;
    position: relative
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative
}

.contact {
    background: var(--bg-dark)
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 48px
}

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

.contact-info-item {
    display: flex;
    gap: 16px
}

.contact-info-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    border-radius: var(--radius-sm);
    background: rgba(108, 59, 248, .1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
    font-size: 1.2rem
}

.contact-info-item h4 {
    font-size: .9rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 4px
}

.contact-info-item a,
.contact-info-item p {
    font-size: .9rem;
    color: var(--text-muted);
    line-height: 1.5
}

.contact-social {
    display: flex;
    gap: 12px;
    margin-top: 8px
}

.social-link {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(108, 59, 248, .1);
    border: 1px solid rgba(108, 59, 248, .2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    transition: var(--transition)
}

.social-link:hover {
    transform: translateY(-3px)
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px
}

.form-group {
    margin-bottom: 20px
}

.form-group label {
    display: block;
    font-size: .875rem;
    margin-bottom: 8px
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: rgba(255, 255, 255, .03);
    border: 1px solid rgba(255, 255, 255, .08);
    border-radius: var(--radius-sm);
    color: var(--text-white);
    font-family: var(--font-primary);
    font-size: .95rem;
    transition: var(--transition);
    outline: 0
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(108, 59, 248, .1);
    background: rgba(108, 59, 248, .05)
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
    opacity: .6
}

.form-group textarea {
    resize: vertical;
    min-height: 120px
}

.footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 0
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--border-color)
}

.footer-brand p {
    margin-top: 16px;
    line-height: 1.7
}

.footer-contact h4,
.footer-links h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 20px
}

.footer-contact ul,
.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px
}

.footer-bottom p,
.footer-brand p,
.footer-contact li,
.footer-links a {
    color: var(--text-muted);
    font-size: .9rem
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 4px
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px
}

.footer-contact li i {
    color: var(--primary-light);
    width: 16px
}

.footer-bottom {
    padding: 24px 0;
    text-align: center
}

.footer-bottom p {
    font-size: .85rem
}

.footer-bottom strong {
    color: var(--text-light)
}

.back-to-top,
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition)
}

.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 20px rgba(108, 59, 248, .3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    z-index: 999
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0)
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(108, 59, 248, .4)
}

.theme-toggle {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, .05);
    border: 1px solid rgba(255, 255, 255, .1);
    cursor: pointer;
    font-size: 1rem;
    color: var(--text-muted);
    position: relative;
    overflow: hidden
}

.theme-toggle:hover {
    background: rgba(108, 59, 248, .15);
    border-color: rgba(108, 59, 248, .3);
    color: var(--primary-light)
}

.theme-toggle i {
    position: absolute;
    transition: var(--transition)
}

.theme-toggle .fa-sun {
    opacity: 0;
    transform: rotate(90deg) scale(0)
}

.theme-toggle .fa-moon,
.theme-toggle.light .fa-sun {
    opacity: 1;
    transform: rotate(0) scale(1)
}

.theme-toggle.light .fa-moon {
    opacity: 0;
    transform: rotate(-90deg) scale(0)
}

@media (min-width:769px) {
    .nav-item-has-dropdown {
        position: relative
    }

    .nav-item-has-dropdown>.nav-link {
        display: inline-flex;
        align-items: center;
        gap: 4px
    }

    .dropdown-arrow {
        font-size: .65rem;
        transition: transform .3s ease
    }

    .nav-item-has-dropdown:hover .dropdown-arrow {
        transform: rotate(180deg)
    }

    .dropdown-menu {
        position: absolute;
        top: 100%;
        left: 50%;
        transform: translateX(-50%) translateY(8px);
        min-width: 220px;
        background: rgba(19, 22, 51, .98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 8px;
        opacity: 0;
        visibility: hidden;
        transition: all .3s cubic-bezier(.4, 0, .2, 1);
        z-index: 100;
        box-shadow: var(--shadow-lg)
    }

    .nav-item-has-dropdown:hover .dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: translateX(-50%) translateY(4px)
    }

    .dropdown-link {
        display: block;
        padding: 10px 16px;
        color: var(--text-muted);
        font-size: .85rem;
        font-weight: 500;
        border-radius: var(--radius-sm);
        transition: var(--transition);
        white-space: nowrap
    }

    .dropdown-link:hover {
        color: var(--text-white);
        background: rgba(108, 59, 248, .1)
    }
}

@media (max-width:768px) {
    .nav-item-has-dropdown {
        width: 100%
    }

    .nav-item-has-dropdown>.nav-link {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%
    }

    .dropdown-arrow {
        font-size: .7rem;
        transition: transform .3s ease
    }

    .nav-item-has-dropdown.open .dropdown-arrow {
        transform: rotate(180deg)
    }

    .dropdown-menu {
        display: none;
        padding: 0 0 0 16px
    }

    .nav-item-has-dropdown.open .dropdown-menu {
        display: block
    }

    .dropdown-link {
        display: block;
        padding: 10px 16px;
        color: var(--text-muted);
        font-size: .95rem;
        font-weight: 500;
        border-radius: var(--radius-sm);
        transition: var(--transition)
    }

    .dropdown-link:active {
        color: var(--text-white);
        background: rgba(108, 59, 248, .1)
    }

    .section {
        padding: 60px 0
    }

    .nav-list {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--bg-card);
        flex-direction: column;
        padding: 80px 32px 32px;
        gap: 8px;
        transition: var(--transition);
        border-left: 1px solid var(--border-color);
        z-index: 999
    }

    .nav.open .nav-list {
        right: 0
    }

    .nav-link {
        font-size: 1.1rem;
        padding: 12px 0
    }

    .menu-toggle {
        display: flex
    }

    .header .btn-primary {
        display: none
    }

    .services-grid {
        grid-template-columns: 1fr
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr)
    }

    .about-grid,
    .testimonials-grid {
        grid-template-columns: 1fr
    }

    .about-grid {
        gap: 40px
    }

    .about-images {
        height: 350px
    }

    .about-experience {
        left: 0
    }

    .tech-grid {
        grid-template-columns: repeat(3, 1fr)
    }

    .footer-grid {
        grid-template-columns: 1fr
    }

    .hero-stats {
        gap: 16px;
        grid-template-columns: 1fr !important
    }

    .hero-stat-divider {
        display: none
    }

    .hero-actions {
        flex-direction: column
    }

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

    .form-row {
        grid-template-columns: 1fr
    }

    .contact-form {
        padding: 24px
    }

    .cta-content {
        padding: 40px 24px
    }

    .theme-toggle {
        width: 36px;
        height: 36px;
        font-size: .9rem
    }
}

@media (max-width:1024px) {
    .services-grid {
        grid-template-columns: repeat(1, 1fr)
    }

    .tech-grid {
        grid-template-columns: repeat(4, 1fr)
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr)
    }

    .ai-showcase,
    .contact-grid {
        grid-template-columns: 1fr
    }

    .ai-showcase {
        gap: 40px
    }

    .ai-visual {
        height: 300px
    }
}

@media (max-width:480px) {
    .stats-grid {
        grid-template-columns: 1fr
    }

    .tech-grid {
        grid-template-columns: repeat(2, 1fr)
    }

    .hero h1 {
        font-size: 2rem
    }

    .hero-stats {
        flex-direction: column
    }
}

@media (prefers-reduced-motion:reduce) {

    *,
    ::after,
    ::before {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important
    }
}