/* ===== CSS Variables ===== */
:root {
    --primary: #6366F1;
    --primary-hover: #4F46E5;
    --secondary: #10B981;
    --accent: #F59E0B;
    --background: #0F172A;
    --surface: #1E293B;
    --surface-hover: #334155;
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    --border: #334155;
    --gradient: linear-gradient(135deg, #6366F1 0%, #8B5CF6 50%, #EC4899 100%);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

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

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--surface);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--surface-hover);
    border-color: var(--text-muted);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.header.scrolled {
    border-bottom-color: var(--border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
}

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

.nav-cta {
    padding: 10px 20px;
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
}

.burger span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

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

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(139, 92, 246, 0.1), transparent);
    pointer-events: none;
}

.hero-content {
    position: relative;
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--secondary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease 0.1s backwards;
}

.hero-subtitle {
    font-size: clamp(18px, 2vw, 20px);
    color: var(--text-secondary);
    margin-bottom: 40px;
    animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero-subtitle strong {
    color: var(--text-primary);
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
    animation: fadeInUp 0.6s ease 0.3s backwards;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    animation: fadeInUp 0.6s ease 0.4s backwards;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

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

/* ===== Sections ===== */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 50px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(28px, 4vw, 40px);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
}

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

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

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.15);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius);
    color: var(--primary);
    margin-bottom: 20px;
}

.service-title {
    font-size: 20px;
    margin-bottom: 12px;
}

.service-desc {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.service-price {
    font-size: 14px;
    font-weight: 600;
    color: var(--secondary);
}

/* ===== Why Me Section ===== */
.why-me {
    background: var(--surface);
}

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

.feature {
    text-align: center;
    padding: 24px;
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 50%;
    color: var(--primary);
    margin: 0 auto 16px;
}

.feature-title {
    font-size: 18px;
    margin-bottom: 8px;
}

.feature-desc {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===== Process Section ===== */
.timeline {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    max-width: 900px;
    margin: 0 auto;
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    flex: 1 1 calc(33.333% - 16px);
    min-width: 250px;
    transition: var(--transition);
}

.timeline-item:hover {
    border-color: var(--primary);
}

.timeline-number {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: white;
    font-size: 14px;
    font-weight: 700;
    border-radius: 50%;
}

.timeline-content h3 {
    font-size: 16px;
    margin-bottom: 4px;
}

.timeline-content p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===== Portfolio Section ===== */
.portfolio {
    background: var(--surface);
}

/* Portfolio Carousel */
.portfolio-carousel {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.portfolio-track-wrapper {
    flex: 1;
    overflow: hidden;
}

.portfolio-track {
    display: flex;
    gap: 24px;
    transition: transform 0.5s ease;
}

.portfolio-card {
    flex: 0 0 calc(33.333% - 16px);
    min-width: calc(33.333% - 16px);
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
}

.portfolio-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.portfolio-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary) 0%, #8B5CF6 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: white;
}

.portfolio-title {
    font-size: 18px;
    margin-bottom: 12px;
}

.portfolio-task,
.portfolio-result {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.portfolio-result strong {
    color: var(--secondary);
}

.portfolio-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.portfolio-tech span {
    padding: 4px 10px;
    background: var(--surface);
    border-radius: 4px;
    font-size: 12px;
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-secondary);
}

/* ===== Reviews Section ===== */
.reviews-carousel {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.reviews-track-wrapper {
    flex: 1;
    overflow: hidden;
}

.reviews-track {
    display: flex;
    gap: 24px;
    transition: transform 0.5s ease;
}

.review-card {
    flex: 0 0 calc(33.333% - 16px);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    min-width: calc(33.333% - 16px);
}

.carousel-btn {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
}

.carousel-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.carousel-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    background: var(--border);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.carousel-dot.active {
    background: var(--primary);
    width: 24px;
    border-radius: 5px;
}

.review-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.review-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: white;
    font-size: 18px;
    font-weight: 600;
    border-radius: 50%;
    flex-shrink: 0;
}

.review-avatar-img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    border: 2px solid var(--primary);
}

.review-author {
    display: flex;
    flex-direction: column;
}

.review-name {
    font-weight: 600;
}

.review-project {
    font-size: 13px;
    color: var(--text-secondary);
}

.review-text {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 12px;
}

.review-date {
    font-size: 13px;
    color: var(--text-muted);
}

/* Review Form */
.review-form-wrapper {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    max-width: 600px;
    margin: 0 auto;
}

.review-form-title {
    font-size: 24px;
    text-align: center;
    margin-bottom: 8px;
}

.review-form-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 24px;
}

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

.review-form .form-group {
    margin-bottom: 16px;
}

.review-form button {
    width: 100%;
    margin-top: 8px;
}

/* Photo Upload */
.photo-upload-wrapper {
    position: relative;
}

.photo-input {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.photo-upload-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px 24px;
    background: var(--surface);
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-secondary);
}

.photo-upload-label:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.photo-upload-label.has-file {
    border-color: var(--secondary);
    color: var(--secondary);
}

.photo-upload-text {
    font-size: 14px;
    font-weight: 500;
}

.photo-preview {
    margin-top: 12px;
    display: none;
}

.photo-preview.active {
    display: block;
}

.photo-preview img {
    max-width: 200px;
    max-height: 150px;
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.photo-preview-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.photo-remove-btn {
    padding: 8px 16px;
    background: rgba(239, 68, 68, 0.1);
    color: #EF4444;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
}

.photo-remove-btn:hover {
    background: rgba(239, 68, 68, 0.2);
}

/* ===== Pricing Section ===== */
.pricing {
    background: var(--surface);
}

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

.payment-card {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    transition: var(--transition);
}

.payment-card:hover {
    border-color: var(--primary);
}

.payment-card-featured {
    border-color: var(--accent);
    position: relative;
}

.payment-card-featured::before {
    content: 'Выгодно';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 12px;
    background: var(--accent);
    color: var(--background);
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
}

.payment-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 50%;
    color: var(--primary);
    margin: 0 auto 20px;
}

.payment-title {
    font-size: 20px;
    margin-bottom: 8px;
}

.payment-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.payment-badge {
    display: inline-block;
    padding: 6px 12px;
    background: var(--surface);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
}

.payment-badge-green {
    background: rgba(16, 185, 129, 0.1);
    color: var(--secondary);
}

.payment-badge-gold {
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent);
}

.token-address {
    margin-top: 16px;
    padding: 12px;
    background: var(--surface);
    border-radius: var(--radius-sm);
    overflow-x: auto;
}

.token-address code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--text-secondary);
    white-space: nowrap;
    display: block;
}

/* ===== Form Section ===== */
.form-section {
    background: var(--background);
}

.form-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px;
}

.form-info .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.form-description {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.form-benefits {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.benefit {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
}

.benefit svg {
    color: var(--secondary);
    flex-shrink: 0;
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

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

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 15px;
    color: var(--text-primary);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
}

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

.btn-submit {
    grid-column: 1 / -1;
    width: 100%;
    margin-top: 8px;
}

/* ===== Contacts Section ===== */
.contacts {
    background: var(--surface);
}

.contacts-grid {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 32px 48px;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.contact-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.contact-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 50%;
    color: var(--primary);
}

.contact-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.contact-value {
    font-size: 18px;
    font-weight: 600;
}

/* ===== Footer ===== */
.footer {
    padding: 48px 0;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    font-size: 14px;
    color: var(--text-secondary);
}

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

.footer-copy {
    font-size: 14px;
    color: var(--text-muted);
}

/* ===== Modal ===== */
.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px;
    text-align: center;
    max-width: 400px;
    transform: scale(0.9);
    transition: var(--transition);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 50%;
    color: var(--secondary);
    margin: 0 auto 24px;
}

.modal-content h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

.modal-content p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* ===== Animations ===== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .services-grid,
    .reviews-grid,
    .payment-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .form-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

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

    .form-benefits {
        align-items: center;
    }
}

@media (max-width: 768px) {
    .nav-menu,
    .nav-cta {
        display: none;
    }

    .burger {
        display: flex;
    }

    .nav-menu.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--background);
        border-bottom: 1px solid var(--border);
        padding: 24px;
        gap: 16px;
    }

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

    .burger.active span:nth-child(2) {
        opacity: 0;
    }

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

    .hero {
        padding: 100px 0 60px;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-value {
        font-size: 24px;
    }

    .section {
        padding: 60px 0;
    }

    .services-grid,
    .payment-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }

    .timeline-item {
        flex: 1 1 100%;
    }

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

    .form-wrapper {
        padding: 32px 24px;
    }

    .contacts-grid {
        flex-direction: column;
    }

    .contact-card {
        width: 100%;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

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

    /* Reviews Carousel Mobile */
    .review-card {
        flex: 0 0 100%;
        min-width: 100%;
    }

    /* Portfolio Carousel Mobile */
    .portfolio-card {
        flex: 0 0 100%;
        min-width: 100%;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
    }

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

    .review-form-wrapper {
        padding: 24px 16px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 28px;
    }

    .section-title {
        font-size: 24px;
    }

    .form-wrapper {
        padding: 24px 16px;
    }

    .payment-card {
        padding: 24px;
    }

    .token-address code {
        font-size: 10px;
    }
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--background);
}

::-webkit-scrollbar-thumb {
    background: var(--surface-hover);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ===== Selection ===== */
::selection {
    background: var(--primary);
    color: white;
}