:root {
    --bg-dark: #0a0e27;
    --bg-card: #0f1535;
    --bg-card-hover: #131b40;
    --text-primary: #ffffff;
    --text-secondary: #c8d2e0;
    --accent-start: #4f46e5;
    --accent-end: #7c3aed;
    --accent-glow: rgba(124, 58, 237, 0.25);
    --border-color: rgba(255, 255, 255, 0.08);
    --section-padding: 6rem;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

.section-padding {
    padding-top: var(--section-padding);
    padding-bottom: var(--section-padding);
}

.section-header {
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    background: linear-gradient(135deg, #fff 0%, #c7d2fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 640px;
    margin: 0 auto;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-start) 0%, var(--accent-end) 100%);
    border: none;
    color: #fff;
    font-weight: 600;
    padding: 0.75rem 1.75rem;
    border-radius: 0.75rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--accent-glow);
    color: #fff;
}

.btn-outline-light {
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: #fff;
    font-weight: 600;
    padding: 0.75rem 1.75rem;
    border-radius: 0.75rem;
    transition: all 0.2s;
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.4);
    color: #fff;
}

.btn-outline-primary {
    border: 1px solid var(--accent-start);
    color: #c7d2fe;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: all 0.2s;
}

.btn-outline-primary:hover {
    background: linear-gradient(135deg, var(--accent-start) 0%, var(--accent-end) 100%);
    border-color: transparent;
    color: #fff;
}

.site-header {
    background: rgba(10, 14, 39, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: background 0.3s, box-shadow 0.3s;
}

.site-header.header-scrolled {
    background: rgba(10, 14, 39, 0.95);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.header-spacer {
    height: 72px;
}

.navbar-brand {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.brand-logo {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, #fff 0%, #c7d2fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand-sub {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-secondary);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.2s;
}

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

.header-actions .btn-link {
    color: var(--text-secondary);
    font-weight: 500;
}

.header-actions .btn-link:hover {
    color: var(--text-primary);
}

.navbar-toggler {
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.3);
}

.navbar-toggler-icon {
    filter: invert(1) brightness(2);
}

.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    background: linear-gradient(135deg, #fff 0%, #c7d2fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 540px;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 420px;
}

.dashboard-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1.25rem;
    padding: 1.5rem;
    width: 320px;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
    position: relative;
    z-index: 2;
}

.dashboard-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.dashboard-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #ef4444;
}

.dashboard-dot.yellow {
    background: #eab308;
}

.dashboard-dot.green {
    background: #22c55e;
}

.dashboard-title {
    margin-left: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.dashboard-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.dashboard-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.dashboard-value {
    font-weight: 600;
}

.dashboard-status {
    margin-top: 1rem;
}

.status-badge {
    display: inline-block;
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
}

.mini-chart {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 60px;
    margin-top: 1.25rem;
}

.mini-chart .bar {
    flex: 1;
    background: linear-gradient(180deg, var(--accent-start) 0%, var(--accent-end) 100%);
    border-radius: 4px 4px 0 0;
    opacity: 0.8;
}

.floating-badge {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 0.5rem 0.875rem;
    border-radius: 0.75rem;
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    z-index: 3;
    animation: float 4s ease-in-out infinite;
}

.floating-badge i {
    color: var(--accent-end);
}

.badge-likes {
    top: 10%;
    left: 0;
    animation-delay: 0s;
}

.badge-subscribers {
    top: 5%;
    right: 0;
    animation-delay: 1s;
}

.badge-views {
    bottom: 15%;
    left: -5%;
    animation-delay: 2s;
}

.badge-comments {
    bottom: 10%;
    right: -5%;
    animation-delay: 3s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.stats-section {
    padding: 3rem 0;
    background: linear-gradient(180deg, rgba(79, 70, 229, 0.06) 0%, transparent 100%);
}

.stat-card {
    text-align: center;
    padding: 1.5rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #fff 0%, #c7d2fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 0.25rem;
}

.services-section {
    background: linear-gradient(180deg, transparent 0%, rgba(79, 70, 229, 0.04) 50%, transparent 100%);
}

.service-card {
    transition: transform 0.2s;
}

.service-card:hover {
    transform: translateY(-4px);
}

.service-card-inner {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.75rem;
    position: relative;
    transition: background 0.2s, border-color 0.2s;
    display: flex;
    flex-direction: column;
}

.service-card:hover .service-card-inner {
    background: var(--bg-card-hover);
    border-color: rgba(124, 58, 237, 0.3);
}

.service-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(124, 58, 237, 0.15);
    color: #a78bfa;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
}

.service-icon {
    margin-bottom: 1rem;
}

.service-icon img {
    filter: brightness(1.2);
}

.service-name {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.service-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    flex-grow: 1;
}

.service-list {
    margin-bottom: 1.25rem;
}

.service-list li {
    color: var(--text-secondary);
    font-size: 0.85rem;
    padding: 0.2rem 0;
    position: relative;
    padding-left: 1rem;
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.65rem;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent-end);
}

.service-btn {
    align-self: flex-start;
}

.popular-section {
    background: linear-gradient(180deg, rgba(124, 58, 237, 0.04) 0%, transparent 100%);
}

.popular-card-inner {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    transition: background 0.2s, border-color 0.2s;
}

.popular-card:hover .popular-card-inner {
    background: var(--bg-card-hover);
    border-color: rgba(124, 58, 237, 0.3);
}

.popular-name {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
}

.popular-price {
    background: rgba(124, 58, 237, 0.15);
    color: #a78bfa;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    white-space: nowrap;
}

.popular-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

.how-it-works-section {
    background: linear-gradient(180deg, transparent 0%, rgba(79, 70, 229, 0.04) 100%);
}

.step-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    transition: background 0.2s, border-color 0.2s;
}

.step-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(124, 58, 237, 0.3);
}

.step-number {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-start) 0%, var(--accent-end) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 1rem;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.step-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

.benefits-section {
    background: linear-gradient(180deg, rgba(79, 70, 229, 0.04) 0%, transparent 100%);
}

.benefit-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    transition: background 0.2s, border-color 0.2s;
}

.benefit-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(124, 58, 237, 0.3);
}

.benefit-icon {
    font-size: 2rem;
    color: var(--accent-end);
    margin-bottom: 1rem;
}

.benefit-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.benefit-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

.dashboard-section {
    background: linear-gradient(180deg, transparent 0%, rgba(124, 58, 237, 0.04) 50%, transparent 100%);
}

.dashboard-visual {
    display: flex;
    justify-content: center;
}

.dashboard-preview {
    display: flex;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    overflow: hidden;
    width: 380px;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
}

.preview-sidebar {
    width: 64px;
    background: rgba(0, 0, 0, 0.25);
    padding: 1.25rem 0.75rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.preview-logo {
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.preview-nav {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.preview-nav span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
}

.preview-nav span.active {
    background: var(--accent-end);
}

.preview-main {
    flex: 1;
    padding: 1.25rem;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.preview-date {
    color: var(--text-secondary);
    font-weight: 400;
}

.preview-chart-area {
    position: relative;
    height: 100px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 0.5rem;
    margin-bottom: 1.25rem;
    overflow: hidden;
}

.preview-line {
    position: absolute;
    top: 50%;
    left: 10%;
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-start), var(--accent-end));
    transform: rotate(-8deg);
    transform-origin: left center;
}

.preview-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-end);
    border: 2px solid var(--bg-card);
}

.preview-dot.d1 {
    top: 55%;
    left: 15%;
}

.preview-dot.d2 {
    top: 45%;
    left: 38%;
}

.preview-dot.d3 {
    top: 35%;
    left: 62%;
}

.preview-dot.d4 {
    top: 25%;
    left: 85%;
}

.preview-stats {
    display: flex;
    gap: 1rem;
}

.preview-stat {
    flex: 1;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 0.5rem;
    padding: 0.75rem;
    text-align: center;
}

.preview-label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.preview-value {
    display: block;
    font-size: 0.95rem;
    font-weight: 700;
}

.dashboard-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.dashboard-features li i {
    color: var(--accent-end);
    font-size: 1.1rem;
}

.for-whom-section {
    background: linear-gradient(180deg, rgba(79, 70, 229, 0.04) 0%, transparent 100%);
}

.audience-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    transition: background 0.2s, border-color 0.2s;
}

.audience-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(124, 58, 237, 0.3);
}

.audience-icon {
    font-size: 2.25rem;
    color: var(--accent-end);
    margin-bottom: 1rem;
}

.audience-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.audience-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

.seo-text-section {
    background: linear-gradient(180deg, transparent 0%, rgba(124, 58, 237, 0.03) 100%);
}

.seo-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff 0%, #c7d2fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.seo-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.reviews-section {
    background: linear-gradient(180deg, rgba(79, 70, 229, 0.04) 0%, transparent 100%);
}

.review-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.75rem;
    transition: background 0.2s, border-color 0.2s;
}

.review-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(124, 58, 237, 0.3);
}

.review-stars {
    color: #eab308;
    font-size: 0.9rem;
}

.review-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-style: italic;
    margin: 0;
}

.review-name {
    display: block;
    font-weight: 700;
    font-size: 0.95rem;
}

.review-role {
    display: block;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.blog-section {
    background: linear-gradient(180deg, transparent 0%, rgba(124, 58, 237, 0.04) 100%);
}

.blog-card-inner {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.75rem;
    transition: background 0.2s, border-color 0.2s;
    display: flex;
    flex-direction: column;
}

.blog-card:hover .blog-card-inner {
    background: var(--bg-card-hover);
    border-color: rgba(124, 58, 237, 0.3);
}

.blog-date {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    display: block;
}

.blog-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.blog-excerpt {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

.blog-link {
    color: var(--accent-end);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.faq-section {
    background: linear-gradient(180deg, rgba(79, 70, 229, 0.04) 0%, transparent 100%);
}

.accordion-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    margin-bottom: 0.75rem;
    overflow: hidden;
}

.accordion-button {
    background: var(--bg-card);
    color: var(--text-primary);
    font-weight: 600;
    padding: 1.25rem 1.5rem;
    box-shadow: none;
}

.accordion-button:not(.collapsed) {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    box-shadow: none;
}

.accordion-button::after {
    filter: invert(1);
}

.accordion-body {
    color: var(--text-secondary);
    padding: 0 1.5rem 1.25rem;
}

.final-cta-section {
    position: relative;
    overflow: hidden;
}

.final-cta-inner {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.15) 0%, rgba(124, 58, 237, 0.15) 100%);
    border: 1px solid var(--border-color);
    border-radius: 1.5rem;
    padding: 4rem 2rem;
}

.final-cta-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #fff 0%, #c7d2fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.final-cta-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 560px;
    margin: 0 auto 1.75rem;
}

.site-footer {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.2) 0%, var(--bg-dark) 100%);
    border-top: 1px solid var(--border-color);
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    max-width: 320px;
}

.footer-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

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

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color 0.2s;
}

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

.footer-bottom {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.footer-bottom p {
    margin: 0;
}

@media (max-width: 991.98px) {
    .hero-title {
        font-size: 2.25rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .section-padding {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }

    .dashboard-preview {
        width: 100%;
        max-width: 360px;
    }

    .floating-badge {
        display: none;
    }

    .navbar-collapse {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: 1rem;
        padding: 1rem;
        margin-top: 0.75rem;
        box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
    }

    .navbar-nav {
        margin-bottom: 0.75rem;
    }

    .nav-item {
        border-bottom: 1px solid var(--border-color);
    }

    .nav-item:last-child {
        border-bottom: none;
    }

    .nav-link {
        padding: 0.75rem 0.5rem;
    }

    .header-actions {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }

    .header-actions .btn {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 767.98px) {
    .hero-title {
        font-size: 1.85rem;
    }

    .stat-number {
        font-size: 1.75rem;
    }

    .final-cta-title {
        font-size: 1.6rem;
    }

    .section-padding {
        padding-top: 3rem;
        padding-bottom: 3rem;
    }
}