/*
================================================
TABLE OF CONTENTS
================================================
1.  Root Variables & Global Styles
2.  Keyframe Animations
3.  Utility & Animation Classes
4.  Header & Navigation
5.  Hero Section & 3D Cube
6.  Section Base Styles
7.  Services Section (Interactive Tabs)
8.  Advantage Section (Glowing Cards & Counters)
9.  Testimonials Section (Custom Slider)
10. CTA Section
11. Footer
12. Contact Page Styles
13. Legal Page Styles
14. Interactive Elements (Cursor, Particles)
15. Responsive Design (Media Queries)
================================================
*/

/* 1. Root Variables & Global Styles
------------------------------------------------*/
:root {
    --bg-dark: #0A0A1A;
    --bg-medium: #1A1A40;
    --bg-light-translucent: rgba(0, 255, 255, 0.1);
    --bg-light: #2E2E6F;
    --text-primary: #E6E6FA;
    --text-secondary: #8C8CBF;
    --accent-primary: #FF00C8;
    --accent-secondary: #00E7FF;
    --glow-primary: rgba(255, 0, 200, 0.6);
    --glow-secondary: rgba(0, 231, 255, 0.6);
    --font-primary: 'Orbitron', sans-serif;
    --font-secondary: 'Roboto', sans-serif;
    --border-radius: 8px;
    --nav-height: 90px;
    --nav-scroll-height: 70px;
    --transition: all 0.3s ease-in-out;
}



@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&family=Roboto:wght@400;500&display=swap');

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-dark);
}

body {
    font-family: var(--font-secondary);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-secondary);
    background-color: var(--bg-dark);
    -webkit-font-smoothing: antialiased;
    cursor: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

a {
    color: var(--accent-secondary);
    text-decoration: none;
    transition: var(--transition);
    cursor: none;
}

a:hover {
    color: var(--text-primary);
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-primary);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

h1 {
    font-size: clamp(3rem, 6vw, 5rem);
}

h2 {
    font-size: clamp(2rem, 5vw, 3rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
}

/* 2. Keyframe Animations
------------------------------------------------*/
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes rotateCube {
    from {
        transform: rotateX(-30deg) rotateY(0deg);
    }

    to {
        transform: rotateX(-30deg) rotateY(360deg);
    }
}

@keyframes glow {

    0%,
    100% {
        box-shadow: 0 0 5px var(--glow-secondary), 0 0 10px var(--glow-secondary), 0 0 15px var(--glow-secondary);
    }

    50% {
        box-shadow: 0 0 10px var(--glow-primary), 0 0 20px var(--glow-primary), 0 0 30px var(--glow-primary);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

/* 3. Utility & Animation Classes
------------------------------------------------*/
.text-center {
    text-align: center;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-family: var(--font-primary);
    font-weight: 600;
    cursor: none;
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--accent-primary);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.4s ease, height 0.4s ease;
    z-index: -1;
}

.btn:hover::before {
    width: 250%;
    height: 250%;
}

.btn-primary {
    background-color: var(--accent-primary);
    color: var(--text-primary);
}

.btn-primary:hover {
    color: var(--text-primary);
    background-color: transparent;
    border-color: var(--accent-primary);
}

.btn-primary:hover::before {
    background: var(--accent-secondary);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--accent-secondary);
    color: var(--accent-secondary);
}

.btn-secondary:hover {
    color: var(--bg-dark);
}

.btn-lg {
    padding: 16px 40px;
}

.animate-on-scroll {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: none;
}

.fade-in {
    transform: translateY(20px);
}

.fade-in-up {
    transform: translateY(40px);
}

.delay-1 {
    transition-delay: 0.1s;
}

.delay-2 {
    transition-delay: 0.2s;
}

.delay-3 {
    transition-delay: 0.3s;
}

/* 4. Header & Navigation
------------------------------------------------*/
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    transition: top 0.3s ease, height 0.3s ease, background-color 0.3s ease;
    height: var(--nav-height);
    background: transparent;
}

.site-header.scrolled {
    height: var(--nav-scroll-height);
    background-color: rgba(15, 5, 41, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.3);
}

.site-header.hidden {
    top: -100px;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo img {
    height: 60px;
    filter: brightness(0) invert(1);
}

.main-nav ul {
    display: flex;
    align-items: center;
}

.main-nav li {
    margin: 0 1.5rem;
}

.main-nav a {
    color: var(--text-secondary);
    font-family: var(--font-primary);
    font-size: 1rem;
}

.main-nav a span {
    color: var(--accent-primary);
    margin-right: 5px;
}

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

.hamburger {
    display: none;
    width: 30px;
    height: 22px;
    position: relative;
    cursor: none;
    background: transparent;
    border: none;
    z-index: 110;
}

.bar {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent-primary);
    transition: all 0.3s ease;
}

.bar:first-child {
    top: 0;
}

.bar:last-child {
    bottom: 0;
}

.hamburger.is-active .bar:first-child {
    transform: translateY(10px) rotate(45deg);
}

.hamburger.is-active .bar:last-child {
    transform: translateY(-10px) rotate(-45deg);
}

/* 5. Hero Section & 3D Cube
------------------------------------------------*/
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--nav-height);
}

#particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
    gap: 2rem;
}

.hero-intro {
    color: var(--accent-primary);
    font-family: var(--font-primary);
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    max-width: 550px;
    margin: 1.5rem 0 2.5rem;
}

.hero-buttons .btn {
    margin-right: 1rem;
}

.hero-3d-visual {
    perspective: 1000px;
}

.cube-container {
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

.cube {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    animation: rotateCube 20s infinite linear;
}

.face {
    position: absolute;
    width: 300px;
    height: 300px;
    background: var(--bg-light-translucent);
    border: 1px solid var(--accent-secondary);
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.8;
}

.face.front {
    transform: rotateY(0deg) translateZ(150px);
}

.face.back {
    transform: rotateY(180deg) translateZ(150px);
}

.face.right {
    transform: rotateY(90deg) translateZ(150px);
}

.face.left {
    transform: rotateY(-90deg) translateZ(150px);
}

.face.top {
    transform: rotateX(90deg) translateZ(150px);
}

.face.bottom {
    transform: rotateX(-90deg) translateZ(150px);
}


/* 6. Section Base Styles
------------------------------------------------*/
main>section {
    padding: 120px 0;
}

.section-title {
    margin-bottom: 4rem;
}

.section-title h2 {
    margin-bottom: 1rem;
}

.section-title h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    margin: 1rem auto 0;
}

.section-title p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* 7. Services Section (Interactive Tabs)
------------------------------------------------*/
.services-section {
    background-color: var(--bg-medium);
}

.services-interactive-wrapper {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    background: var(--bg-light-translucent);
    backdrop-filter: blur(10px);
    border: 1px solid var(--accent-secondary);
    border-radius: var(--border-radius);
    padding: 3rem;
}

.services-tabs {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tab-link {
    background: transparent;
    border: 1px solid var(--text-secondary);
    color: var(--text-secondary);
    padding: 1rem;
    border-radius: var(--border-radius);
    cursor: none;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
    text-align: left;
    display: flex;
    align-items: center;
    gap: 10px;
}

.tab-link svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
    transition: var(--transition);
}

.tab-link:hover,
.tab-link.active {
    background: var(--accent-primary);
    color: var(--text-primary);
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px var(--glow-primary);
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s;
}

.tab-content.active {
    display: block;
}

.tab-content h3 {
    color: var(--accent-secondary);
    margin-bottom: 1rem;
}

.tab-content ul {
    list-style: none;
    margin-top: 1.5rem;
}

.tab-content li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 10px;
}

.tab-content li::before {
    content: '»';
    color: var(--accent-primary);
    position: absolute;
    left: 0;
    font-weight: 700;
}

/* 8. Advantage Section (Glowing Cards & Counters)
------------------------------------------------*/
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.advantage-card {
    background: var(--bg-medium);
    border: 1px solid var(--bg-light);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(transparent, var(--accent-secondary), transparent 30%);
    animation: rotate 4s linear infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.advantage-card:hover {
    transform: translateY(-10px);
}

.advantage-card .advantage-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(145deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.advantage-icon svg {
    width: 30px;
    height: 30px;
    fill: var(--bg-dark);
}

.advantage-card h3 {
    margin-bottom: 1rem;
}

.stats-counter {
    display: flex;
    justify-content: space-around;
    text-align: center;
    background: var(--bg-light-translucent);
    backdrop-filter: blur(5px);
    padding: 2rem;
    border-radius: var(--border-radius);
}

.stat-item h3 {
    font-size: 3rem;
    color: var(--accent-secondary);
}

.stat-item p {
    color: var(--text-secondary);
}

/* 9. Testimonials Section (Custom Slider)
------------------------------------------------*/
.testimonials-section {
    background-color: var(--bg-medium);
}

.testimonial-slider-container {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.testimonial-slider-container::-webkit-scrollbar {
    display: none;
}

.testimonial-card {
    flex: 0 0 100%;
    scroll-snap-align: center;
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    margin: 0 1rem;
    max-width: 800px;
    text-align: center;
}

.testimonial-card p {
    font-size: 1.25rem;
    font-style: italic;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.author-info {
    display: flex;
    justify-content: center;
    align-items: center;
}

.author-name {
    display: block;
    font-weight: 700;
    color: var(--text-primary);
}

.author-title {
    color: var(--accent-primary);
}

.slider-dots {
    text-align: center;
    margin-top: 2rem;
}

.dot {
    height: 12px;
    width: 12px;
    margin: 0 5px;
    background-color: var(--bg-light);
    border: 1px solid var(--accent-secondary);
    border-radius: 50%;
    display: inline-block;
    transition: background-color 0.3s ease;
    cursor: none;
}

.dot.active {
    background-color: var(--accent-primary);
}

/* 10. CTA Section
------------------------------------------------*/
.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-content p {
    max-width: 600px;
    margin: 1rem auto 2rem;
    font-size: 1.1rem;
}

/* 11. Footer
------------------------------------------------*/
.site-footer {
    background-color: var(--bg-medium);
    border-top: 1px solid var(--bg-light);
    padding: 4rem 0 2rem;
    font-size: 0.9rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-column h4 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.footer-column.about .logo img {
    height: 70px;
    filter: brightness(0) invert(1);
    margin-bottom: 1rem;
}

.footer-column.links li {
    margin-bottom: 0.5rem;
}

.footer-column.contact-info p {
    margin-bottom: 0.5rem;
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid var(--bg-light);
    padding-top: 2rem;
}

/* 12. Contact Page Styles
------------------------------------------------*/
.contact-page-section {
    padding: calc(var(--nav-height) + 80px) 0 120px;
}

.contact-form-container {
    max-width: 900px;
    margin: 0 auto;
    background: var(--bg-medium);
    padding: 3rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--bg-light);
}

.contact-form .form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.contact-form .form-group {
    position: relative;
    margin-bottom: 2rem;
}

.contact-form .full-width {
    grid-column: 1 / -1;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 1rem;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--text-secondary);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-bottom-color: var(--accent-primary);
}

.contact-form label {
    position: absolute;
    top: 1rem;
    left: 1rem;
    color: var(--text-secondary);
    transition: var(--transition);
    pointer-events: none;
}

.contact-form input:focus+label,
.contact-form input:not(:placeholder-shown)+label,
.contact-form textarea:focus+label,
.contact-form textarea:not(:placeholder-shown)+label {
    top: -0.75rem;
    left: 0;
    font-size: 0.8rem;
    color: var(--accent-primary);
}

/* 13. Legal Page Styles
------------------------------------------------*/
.legal-page-section {
    padding: calc(var(--nav-height) + 80px) 0 120px;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-medium);
    padding: 3rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--bg-light);
}

.legal-content h1 {
    border-bottom: 2px solid var(--accent-primary);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}

.legal-content h2 {
    color: var(--accent-secondary);
    margin: 2.5rem 0 1rem;
}

.legal-content p,
.legal-content li {
    color: var(--text-secondary);
}

.legal-content ul {
    list-style-type: disc;
    padding-left: 2rem;
}

/* 14. Interactive Elements (Cursor, Particles)
------------------------------------------------*/
#cursor-glow {
    position: fixed;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-primary), 0 0 40px var(--accent-primary);
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 9999;
    transition: width 0.2s ease, height 0.2s ease, opacity 0.2s ease;
}

body:hover #cursor-glow {
    opacity: 0.5;
}

a:hover~#cursor-glow,
button:hover~#cursor-glow {
    width: 50px;
    height: 50px;
    opacity: 0.2;
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }

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

/* 15. Responsive Design
------------------------------------------------*/
@media (max-width: 992px) {
    .main-nav {
        position: fixed;
        top: 0;
        right: 0;
        width: min(75vw, 300px);
        height: 100vh;
        background: var(--bg-medium);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transform: translateX(100%);
        transition: transform 0.3s ease;
    }

    .main-nav.is-active {
        transform: translateX(0);
    }

    .main-nav ul {
        flex-direction: column;
    }

    .main-nav li {
        margin: 1.5rem 0;
    }

    .hamburger {
        display: block;
    }

    .header-actions {
        display: none;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text {
        order: 2;
    }

    .hero-3d-visual {
        order: 1;
        margin-bottom: 2rem;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .services-interactive-wrapper {
        grid-template-columns: 1fr;
    }

    .services-tabs {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        text-align: center;
    }

    .footer-column.about,
    .footer-column.contact-info {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    main>section {
        padding: 80px 0;
    }

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

    .contact-form .form-grid {
        grid-template-columns: 1fr;
    }

    #cursor-glow {
        display: none;
    }

    body,
    a,
    button {
        cursor: auto;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 1rem;
    }

    .testimonial-card {
        margin: 0;
    }

    .services-tabs {
        flex-direction: column;
    }

    .stats-counter {
        flex-direction: column;
        gap: 2rem;
    }
}