:root {
    --bg-dark: #0a0a0f;
    --bg-gradient: linear-gradient(135deg, #050508 0%, #0a0a1a 50%, #120a1f 100%);
    --text-main: #ffffff;
    --text-muted: #a0a0b0;
    --accent: #5e35b1;
    --accent-light: #7e57c2;
    --accent-glow: rgba(126, 87, 194, 0.4);
    --card-bg: rgba(25, 25, 35, 0.6);
    --card-border: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(15, 15, 25, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;
    
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    background: var(--bg-gradient);
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* NOISE TEXTURE */
.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* GLOW ACCENTS */
.glow-bg {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    pointer-events: none;
}

.hero-glow {
    top: -10%;
    left: 50%;
    transform: translateX(-50%);
    width: 60vw;
    height: 60vh;
    background: radial-gradient(circle, rgba(94, 53, 177, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
}

.center-glow {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80vw;
    height: 80vh;
    background: radial-gradient(circle, rgba(63, 81, 181, 0.1) 0%, rgba(0, 0, 0, 0) 70%);
}

.cta-glow {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(126, 87, 194, 0.2) 0%, rgba(0, 0, 0, 0) 70%);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.section {
    padding: var(--space-xl) 0;
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    background: linear-gradient(to right, #fff, #b0b0d0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

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

/* HEADER */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: var(--transition);
    background: transparent;
}

.header.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass-border);
}

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

.logo img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
    letter-spacing: 1px;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-list a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-list a:hover, .nav-list a.active {
    color: #fff;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-light);
    transition: var(--transition);
}

.nav-list a:hover::after, .nav-list a.active::after {
    width: 100%;
}

.lang-switcher {
    display: flex;
    gap: 0.5rem;
    background: var(--card-bg);
    padding: 0.25rem;
    border-radius: 20px;
    border: 1px solid var(--card-border);
}

.lang-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-family: 'Montserrat', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    transition: var(--transition);
}

.lang-btn.active {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 0 10px var(--accent-glow);
}

.burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    z-index: 1001;
}

.burger-menu span {
    display: block;
    width: 25px;
    height: 2px;
    background: #fff;
    transition: var(--transition);
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: var(--accent);
    color: #fff;
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
}

.btn-glow {
    box-shadow: 0 0 20px var(--accent-glow);
    position: relative;
    overflow: hidden;
}

.btn-glow::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 60%);
    opacity: 0;
    transition: var(--transition);
    transform: scale(0.5);
}

.btn-glow:hover::after {
    opacity: 1;
    transform: scale(1);
}

.btn-lg {
    padding: 1.2rem 2.5rem;
    font-size: 1.1rem;
}

/* HERO */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 100px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #ffffff, #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-small-text {
    margin-top: 2rem;
    font-size: 0.9rem;
    color: var(--text-muted);
    opacity: 0.8;
}

/* SPLIT LAYOUT */
.split-layout {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.split-layout.reverse {
    flex-direction: row-reverse;
}

.split-content {
    flex: 1;
}

.split-content p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.split-visual {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
}

/* ABSTRACT VISUALS */
.abstract-card {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1;
    position: relative;
}

.inner-glow-1 {
    top: 20%;
    left: 20%;
    width: 200px;
    height: 200px;
    background: rgba(94, 53, 177, 0.4);
    filter: blur(50px);
}

.inner-glow-2 {
    bottom: 20%;
    right: 20%;
    width: 150px;
    height: 150px;
    background: rgba(63, 81, 181, 0.4);
    filter: blur(40px);
}

.glass-panel {
    position: absolute;
    top: 10%;
    left: 10%;
    width: 80%;
    height: 80%;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.glass-line {
    width: 100%;
    height: 8px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
}

.glass-line.short {
    width: 60%;
}

.glass-circle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    margin-top: auto;
}

/* HOW IT WORKS (TIMELINE) */
.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 24px;
    height: 100%;
    width: 2px;
    background: var(--card-border);
}

.timeline-item {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    position: relative;
}

.timeline-dot {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--card-bg);
    border: 2px solid var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    color: #fff;
    z-index: 2;
    flex-shrink: 0;
    box-shadow: 0 0 15px var(--accent-glow);
}

.timeline-content {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 1.5rem;
    flex: 1;
    transition: var(--transition);
}

.timeline-item:hover .timeline-content {
    border-color: rgba(255,255,255,0.2);
    transform: translateX(5px);
    background: rgba(35, 35, 45, 0.6);
}

/* BENEFITS GRID */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.benefit-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255,255,255,0.2);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    filter: drop-shadow(0 0 10px rgba(255,255,255,0.2));
}

.benefit-card p {
    font-size: 1.1rem;
    font-weight: 500;
    color: #fff;
}

/* CHAT VISUAL */
.chat-visual {
    width: 100%;
    max-width: 350px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.chat-bubble {
    padding: 1rem 1.5rem;
    border-radius: 20px;
    font-size: 0.95rem;
    max-width: 80%;
}

.chat-bubble.left {
    background: rgba(255,255,255,0.1);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.chat-bubble.right {
    background: var(--accent);
    color: #fff;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.translate-icon {
    align-self: center;
    color: var(--accent-light);
    font-size: 1.5rem;
    background: var(--card-bg);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--card-border);
}

/* SUPPORT VISUAL */
.support-visual {
    position: relative;
    width: 200px;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.support-icon {
    font-size: 4rem;
    z-index: 3;
    filter: drop-shadow(0 0 20px var(--accent-glow));
}

.pulse-circle {
    position: absolute;
    width: 100px;
    height: 100px;
    background: var(--accent);
    border-radius: 50%;
    z-index: 1;
    opacity: 0;
    animation: pulse 3s infinite;
}

.pulse-circle.delay {
    animation-delay: 1.5s;
}

@keyframes pulse {
    0% { transform: scale(0.8); opacity: 0.5; }
    100% { transform: scale(2.5); opacity: 0; }
}

/* INCOME */
.income {
    padding: var(--space-xl) 0;
}

.income-text {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 800px;
    margin: 0 auto;
}

.highlight {
    font-size: 2.5rem;
    color: #fff;
    display: inline-block;
    margin: 0.5rem 0;
}

.highlight-glow {
    text-shadow: 0 0 20px var(--accent-glow);
}

/* GROWTH STEPS */
.growth-steps {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    width: 100%;
}

.g-step {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 1rem 2rem;
    border-radius: 12px;
    width: 100%;
    max-width: 300px;
    text-align: center;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition);
}

.g-step.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent-light);
    box-shadow: 0 0 20px var(--accent-glow);
    transform: scale(1.05);
}

.g-arrow {
    color: var(--accent-light);
    font-size: 1.5rem;
}

/* REQUIREMENTS */
.req-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.req-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid var(--card-border);
}

.check-icon {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(94, 53, 177, 0.2);
    color: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

/* FAQ */
.faq {
    max-width: 800px;
    margin: 0 auto;
}

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

.accordion-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.accordion-header {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.accordion-header h3 {
    font-size: 1.1rem;
    font-weight: 500;
    margin: 0;
}

.accordion-header .icon {
    font-size: 1.5rem;
    transition: var(--transition);
}

.accordion-content {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    color: var(--text-muted);
}

.accordion-item.active {
    border-color: rgba(255,255,255,0.2);
}

.accordion-item.active .icon {
    transform: rotate(45deg);
    color: var(--accent-light);
}

.accordion-item.active .accordion-content {
    padding: 0 1.5rem 1.5rem;
}

/* CTA */
.cta-box {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
    padding: 4rem 2rem;
    position: relative;
    overflow: hidden;
}

.mt-4 {
    margin-top: 2rem;
}

/* CONTACTS */
.contacts-subtitle {
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.contact-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 2rem 3rem;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-light);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.tg-icon {
    color: #2AABEE;
}

.tg-handle {
    color: #fff;
    font-weight: 600;
    font-size: 1.2rem;
}

/* FOOTER */
.footer {
    border-top: 1px solid var(--card-border);
    padding: 3rem 0;
    margin-top: 2rem;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-logo img {
    height: 30px;
}

.copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: #fff;
}

/* BACK TO TOP */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    border: none;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    background: var(--accent-light);
}

/* ANIMATIONS */
.slide-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }
.delay-3 { transition-delay: 0.6s; }
.delay-4 { transition-delay: 0.8s; }

/* MEDIA QUERIES */
@media (max-width: 992px) {
    .hero-title { font-size: 2.8rem; }
    .split-layout {
        flex-direction: column;
        text-align: center;
    }
    .split-layout.reverse { flex-direction: column; }
    .split-layout.reverse-mobile { flex-direction: column-reverse; }
}

@media (max-width: 768px) {
    .header-container {
        position: relative;
    }
    .burger-menu {
        display: flex;
        order: 2;
    }
    .lang-switcher {
        order: 1;
        margin-left: auto;
        margin-right: 1rem;
    }
    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(15, 15, 25, 0.95);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        padding: 2rem;
        border-bottom: 1px solid var(--card-border);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.4s ease;
    }
    .nav.open {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }
    .nav-list a {
        font-size: 1.1rem;
    }
    .burger-menu.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .burger-menu.open span:nth-child(2) { opacity: 0; }
    .burger-menu.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    .hero-title { font-size: 2.2rem; }
    .section-title { font-size: 2rem; }
    .timeline::before { left: 25px; }
    .timeline-dot { width: 40px; height: 40px; font-size: 1rem; }
    .timeline-item { gap: 1rem; }
    .timeline-content { padding: 1rem; }
    .contact-card { padding: 1.5rem; width: 100%; }
    .footer-container { flex-direction: column; text-align: center; }
}