:root {
    --bg-primary: #0f1419;
    --bg-secondary: #1a1f2e;
    --bg-tertiary: #232a3b;
    --accent-gold: #f59e0b;
    --accent-gold-dim: rgba(245, 158, 11, 0.15);
    --accent-emerald: #10b981;
    --accent-cyan: #06b6d4;
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --border-color: rgba(75, 85, 99, 0.4);
    --gradient-gold: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --gradient-dark: linear-gradient(180deg, rgba(15, 20, 25, 0) 0%, rgba(15, 20, 25, 1) 100%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.landing-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 2rem;
    transition: all 0.3s ease;
}

.landing-nav.scrolled {
    background: rgba(15, 20, 25, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.nav-logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-gold);
    letter-spacing: 0.05em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.nav-cta {
    background: var(--gradient-gold);
    color: var(--bg-primary);
    padding: 0.625rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 7rem 2rem 9.5rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.28;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        105deg,
        rgba(15, 20, 25, 0.82) 0%,
        rgba(15, 20, 25, 0.55) 46%,
        rgba(15, 20, 25, 0.72) 100%
    );
}

.hero-overlay::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 28%;
    background: linear-gradient(180deg, rgba(15, 20, 25, 0) 0%, rgba(15, 20, 25, 1) 100%);
}

.hero-inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1400px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.92fr);
    grid-template-areas:
        "intro visual"
        "goals visual"
        "cta visual";
    column-gap: 3.5rem;
    row-gap: 1.35rem;
    align-items: start;
}

.hero-intro {
    grid-area: intro;
    max-width: 640px;
    text-align: left;
    align-self: start;
}

.hero-first-screen {
    display: contents;
}

.hero-cta {
    grid-area: cta;
    max-width: 640px;
    align-self: start;
}

.hero-visual-col {
    grid-area: visual;
    justify-self: end;
    width: 100%;
    max-width: 520px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

.hero-visual-stage {
    display: contents;
}

.hero-visual {
    position: relative;
    width: 100%;
    padding: 2.5rem;
}

.hero-visual-glow {
    position: absolute;
    inset: 6% 2% 10%;
    background:
        radial-gradient(ellipse at 40% 35%, rgba(6, 182, 212, 0.38) 0%, transparent 58%),
        radial-gradient(ellipse at 70% 70%, rgba(245, 158, 11, 0.22) 0%, transparent 55%);
    filter: blur(36px);
    pointer-events: none;
    z-index: 0;
}

.hero-visual-frame {
    position: relative;
    z-index: 1;
    margin: 0;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(245, 158, 11, 0.32);
    box-shadow:
        0 0 0 1px rgba(6, 182, 212, 0.18),
        0 28px 80px rgba(0, 0, 0, 0.55),
        0 0 56px rgba(6, 182, 212, 0.16);
    background: #071018;
}

.hero-visual-image {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    object-position: center 42%;
}

.hero-data-tags {
    --n: 11;
    --orbit-duration: 64s;
    position: absolute;
    inset: 2.5rem;
    z-index: 2;
    margin: 0;
    padding: 0;
    list-style: none;
    pointer-events: none;
}

.hero-data-tag-orbit {
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 0;
    offset-path: inset(-0.55rem round 26px);
    offset-distance: 0%;
    offset-rotate: 0deg;
    offset-anchor: 0 0;
    animation: hero-tag-orbit var(--orbit-duration) linear infinite;
    animation-delay: calc(var(--i) * var(--orbit-duration) / var(--n) * -1);
}

.hero-visual:hover .hero-data-tag-orbit {
    animation-play-state: paused;
}

.hero-data-tag {
    position: absolute;
    top: 0;
    left: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.38rem;
    padding: 0.34rem 0.78rem 0.34rem 0.62rem;
    border-radius: 100px;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--text-primary);
    white-space: nowrap;
    pointer-events: auto;
    transform: translate(-50%, -50%);
    background: rgba(12, 18, 26, 0.84);
    border: 1px solid rgba(245, 158, 11, 0.42);
    box-shadow:
        0 8px 22px rgba(0, 0, 0, 0.38),
        0 0 0 1px rgba(6, 182, 212, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.hero-data-tag::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-gold);
    box-shadow: 0 0 8px rgba(245, 158, 11, 0.85);
    flex-shrink: 0;
}

.hero-data-tag-orbit:nth-child(5n+2) .hero-data-tag {
    border-color: rgba(6, 182, 212, 0.5);
}

.hero-data-tag-orbit:nth-child(5n+2) .hero-data-tag::before {
    background: var(--accent-cyan);
    box-shadow: 0 0 8px rgba(6, 182, 212, 0.9);
}

.hero-data-tag-orbit:nth-child(5n+3) .hero-data-tag {
    border-color: rgba(16, 185, 129, 0.5);
}

.hero-data-tag-orbit:nth-child(5n+3) .hero-data-tag::before {
    background: var(--accent-emerald);
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.9);
}

.hero-data-tag-orbit:nth-child(5n+4) .hero-data-tag {
    border-color: rgba(56, 189, 248, 0.5);
}

.hero-data-tag-orbit:nth-child(5n+4) .hero-data-tag::before {
    background: #38bdf8;
    box-shadow: 0 0 8px rgba(56, 189, 248, 0.9);
}

.hero-data-tag-orbit:nth-child(5n) .hero-data-tag {
    border-color: rgba(251, 146, 60, 0.5);
}

.hero-data-tag-orbit:nth-child(5n) .hero-data-tag::before {
    background: #fb923c;
    box-shadow: 0 0 8px rgba(251, 146, 60, 0.9);
}

@keyframes hero-tag-orbit {
    to {
        offset-distance: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .hero-data-tag-orbit {
        animation: none;
        offset-distance: calc(var(--i) * 100% / var(--n));
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent-gold-dim);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--accent-gold);
    padding: 0.5rem 1.25rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
}

.badge-icon {
    font-size: 0.875rem;
}

.hero-title {
    font-size: clamp(2.6rem, 5.5vw, 4.4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 0.35rem;
    letter-spacing: -0.02em;
}

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

.title-expansions {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.22rem;
    margin: 0 0 1.5rem;
}

.title-expansion {
    display: block;
    margin: 0;
    font-size: clamp(0.95rem, 1.6vw, 1.15rem);
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    line-height: 1.35;
}

.title-expansion--view {
    color: var(--text-secondary);
}

.title-expansion--vision {
    color: var(--text-muted);
}

.title-fbv {
    color: var(--accent-gold);
    font-weight: 600;
}

.title-expansion-rule {
    display: block;
    width: 2.75rem;
    height: 1px;
    margin: 0.18rem 0 0.12rem;
    background: linear-gradient(90deg, var(--accent-gold) 0%, rgba(245, 158, 11, 0.15) 100%);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin: 0 0 1rem;
    line-height: 1.7;
}

.hero-description {
    font-size: 1rem;
    color: var(--text-muted);
    max-width: 620px;
    margin: 0;
    line-height: 1.65;
}

.hero-goals {
    grid-area: goals;
    margin: 0;
    max-width: 620px;
}

.hero-goals-title {
    margin: 0 0 0.75rem;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent-gold);
}

.hero-goals-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.38rem;
}

.hero-goals-list li {
    position: relative;
    padding-left: 1.1rem;
    font-size: 0.9rem;
    line-height: 1.45;
    color: var(--text-secondary);
}

.hero-goals-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.52em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-gold);
    box-shadow: 0 0 8px rgba(245, 158, 11, 0.7);
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-start;
    flex-wrap: wrap;
    margin-bottom: 0;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--gradient-gold);
    color: var(--bg-primary);
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(245, 158, 11, 0.4);
}

.btn-primary.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    color: var(--text-primary);
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

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

/* Заметная кнопка перехода к рейтингам (публичный вход без регистрации) */
.btn-ratings {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #10b981 0%, #0ea5e9 100%);
    color: #ffffff;
    padding: 1rem 1.75rem;
    border-radius: 12px;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 700;
    border: none;
    cursor: pointer;
    position: relative;
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.35);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: btn-ratings-pulse 2.4s ease-in-out infinite;
}

.btn-ratings:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 38px rgba(16, 185, 129, 0.55);
    animation-play-state: paused;
}

.btn-ratings-icon {
    color: #ffffff;
}

.btn-ratings-badge {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 2px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.22);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.35);
}

@keyframes btn-ratings-pulse {
    0%, 100% { box-shadow: 0 8px 24px rgba(16, 185, 129, 0.35); }
    50% { box-shadow: 0 8px 30px rgba(16, 185, 129, 0.65); }
}

@media (prefers-reduced-motion: reduce) {
    .btn-ratings { animation: none; }
}

.hero-stats {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 0.85rem 1rem;
    flex-wrap: nowrap;
    padding: 0.15rem 1.25rem 0;
}

.stat-item {
    text-align: center;
    flex: 1 1 0;
    min-width: 0;
}

.stat-value {
    display: block;
    font-size: 2.15rem;
    font-weight: 700;
    color: var(--accent-gold);
    font-family: 'Roboto Mono', monospace;
}

.stat-label {
    display: block;
    font-size: 0.78rem;
    line-height: 1.3;
    color: var(--text-muted);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
    flex-shrink: 0;
    align-self: center;
}

.stat-multiply {
    flex-shrink: 0;
    align-self: center;
    font-family: 'Roboto Mono', monospace;
    font-size: 1.65rem;
    font-weight: 700;
    line-height: 1;
    color: var(--accent-gold);
    opacity: 0.9;
    padding: 0 0.1rem;
    transform: translateY(-0.55rem);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    animation: bounce 2s infinite;
}

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

.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-badge {
    display: inline-block;
    background: var(--accent-gold-dim);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--accent-gold);
    padding: 0.375rem 1rem;
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.features-section {
    padding: 8rem 0;
    background: var(--bg-primary);
}

.audience-section {
    padding: 7rem 0;
    background: var(--bg-secondary);
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.audience-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.25s ease;
}

.audience-card:hover {
    border-color: rgba(245, 158, 11, 0.35);
    transform: translateY(-3px);
}

.audience-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.85rem;
    color: var(--text-primary);
}

.audience-card ul {
    list-style: none;
}

.audience-card li {
    position: relative;
    padding-left: 1.1rem;
    margin-bottom: 0.65rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.audience-card li:last-child {
    margin-bottom: 0;
}

.audience-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent-gold);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.feature-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: rgba(245, 158, 11, 0.4);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-card.feature-large {
    grid-column: span 1;
    grid-row: span 2;
}

.feature-icon-wrapper {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(217, 119, 6, 0.1) 100%);
    border: 1px solid rgba(245, 158, 11, 0.25);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon-wrapper {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.25) 0%, rgba(217, 119, 6, 0.15) 100%);
    border-color: rgba(245, 158, 11, 0.4);
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(245, 158, 11, 0.2);
}

.feature-icon-svg {
    width: 56px;
    height: 56px;
}

.feature-icon {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

.feature-icon-image {
    width: 80px;
    height: 80px;
    border-radius: 16px;
}

.feature-card-heading {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.9rem;
}

.feature-card-heading .feature-icon-wrapper {
    margin-bottom: 0;
    width: 64px;
    height: 64px;
    border-radius: 14px;
    flex-shrink: 0;
}

.feature-card-heading .feature-title {
    margin-bottom: 0;
    line-height: 1.3;
}

.feature-card-media {
    width: 100%;
    margin: 0.75rem 0 1rem;
    border-radius: 12px;
    border: 1px solid rgba(245, 158, 11, 0.25);
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.32);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.features-section .feature-title {
    text-transform: uppercase;
}

.feature-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.625rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 6px;
    height: 6px;
    background: var(--accent-gold);
    border-radius: 50%;
}

.analytics-section {
    padding: 8rem 0;
    background: var(--bg-secondary);
}

.analytics-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.analytics-content {
    max-width: 540px;
}

.analytics-description {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.analytics-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.analytics-feature {
    display: flex;
    gap: 1rem;
}

.analytics-feature-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-gold-dim);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    flex-shrink: 0;
}

.analytics-feature-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.analytics-feature-content p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.analytics-image {
    position: relative;
}

.analytics-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
}

.analytics-image-glow {
    position: absolute;
    inset: -20px;
    background: radial-gradient(circle at center, rgba(245, 158, 11, 0.15) 0%, transparent 70%);
    z-index: -1;
    border-radius: 30px;
}

.ai-section {
    padding: 8rem 0;
    background: var(--bg-primary);
}

.ai-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.ai-image {
    position: relative;
}

.ai-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
}

.ai-image-glow {
    position: absolute;
    inset: -20px;
    background: radial-gradient(circle at center, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
    z-index: -1;
    border-radius: 30px;
}

.ai-content {
    max-width: 540px;
}

.ai-description {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.ai-roles {
    margin-bottom: 2rem;
}

.ai-roles-title {
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.ai-roles-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.ai-role {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    padding: 0.375rem 0.875rem;
    border-radius: 100px;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.ai-role:hover {
    border-color: var(--accent-emerald);
    color: var(--accent-emerald);
}

.btn-ai {
    margin-top: 1rem;
}

.data-section {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.data-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
}

.data-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.data-card:hover {
    border-color: rgba(245, 158, 11, 0.4);
    transform: translateY(-3px);
}

.data-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-gold-dim);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--accent-gold);
}

.data-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.data-card p {
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.data-card-confidential {
    grid-column: 2 / span 3;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.14) 0%, rgba(26, 31, 46, 0.95) 100%);
    border-color: rgba(16, 185, 129, 0.55);
    box-shadow: 0 0 0 1px rgba(16, 185, 129, 0.2), 0 12px 30px rgba(16, 185, 129, 0.12);
}

.data-card-confidential:hover {
    border-color: rgba(16, 185, 129, 0.85);
    box-shadow: 0 0 0 1px rgba(16, 185, 129, 0.35), 0 14px 36px rgba(16, 185, 129, 0.2);
}

.data-card-confidential .data-icon {
    background: rgba(16, 185, 129, 0.18);
    color: var(--accent-emerald);
    border: 1px solid rgba(16, 185, 129, 0.4);
}

.data-card-confidential h3 {
    color: var(--accent-emerald);
}

.data-card-confidential p {
    color: #a7f3d0;
}

.cat-section {
    padding: 6rem 0 2rem;
    background: var(--bg-primary);
}

.cat-image-card {
    position: relative;
    max-width: 960px;
    margin: 0 auto;
    border: 1px solid rgba(245, 158, 11, 0.25);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.38);
}

.cat-image-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    box-shadow: inset 0 0 80px rgba(245, 158, 11, 0.12);
    pointer-events: none;
}

.cat-image-card img {
    display: block;
    width: 100%;
    height: auto;
}

.cta-section {
    padding: 8rem 0;
    background: var(--bg-primary);
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.cta-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.landing-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 0.5rem;
}

.footer-logo-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
}

.footer-logo-text {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--accent-gold);
}

.footer-tagline {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-copyright,
.footer-author {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.footer-copyright a {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.footer-copyright a:hover {
    color: var(--accent-gold);
}

.footer-author {
    color: var(--accent-gold);
}

@media (max-width: 1200px) {
    .hero-inner {
        gap: 2rem;
    }

    .hero-visual-col {
        max-width: 440px;
    }

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

    .audience-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .feature-card.feature-large {
        grid-column: span 2;
        grid-row: span 1;
    }
    
    .data-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .data-card-confidential {
        grid-column: span 1;
    }
}

@media (max-width: 968px) {
    .hero-inner {
        column-gap: 1.75rem;
    }

    .hero-visual {
        padding: 1.85rem;
    }

    .hero-data-tags {
        inset: 1.85rem;
    }

    .hero-data-tag-orbit {
        offset-path: inset(-0.4rem round 22px);
    }

    .hero-data-tag {
        font-size: 0.64rem;
        padding: 0.32rem 0.7rem 0.32rem 0.55rem;
        letter-spacing: 0.06em;
    }

    .analytics-grid,
    .ai-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .ai-grid {
        direction: rtl;
    }
    
    .ai-grid > * {
        direction: ltr;
    }
    
    .analytics-content,
    .ai-content {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: 5.5rem 1.5rem 4.5rem;
    }

    .hero-scroll-indicator {
        display: none;
    }

    .hero-visual-col {
        max-width: 300px;
    }

    .hero-visual {
        padding: 1.55rem;
    }

    .hero-data-tags {
        inset: 1.55rem;
    }

    .hero-data-tag {
        font-size: 0.58rem;
        padding: 0.28rem 0.58rem 0.28rem 0.48rem;
    }

    .hero-data-tag::before {
        width: 6px;
        height: 6px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }

    .audience-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card.feature-large {
        grid-column: span 1;
    }
    
    .data-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .data-card-confidential {
        grid-column: span 1;
    }
    
    .hero-stats {
        gap: 0.45rem 0.55rem;
        padding: 0.1rem 0.35rem 0;
    }

    .stat-value {
        font-size: 1.55rem;
    }

    .stat-label {
        font-size: 0.68rem;
    }

    .stat-multiply {
        font-size: 1.25rem;
        transform: translateY(-0.4rem);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
}

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

    .data-card-confidential {
        grid-column: span 1;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn-primary,
    .btn-secondary,
    .btn-ratings,
    .btn-demo {
        width: 100%;
        justify-content: center;
    }
}

@media (max-aspect-ratio: 1/1) {
    .nav-links {
        display: none;
    }

    .hero {
        height: auto;
        max-height: none;
        min-height: 100vh;
        min-height: 100dvh;
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        padding: 5.25rem 1.25rem max(1.15rem, env(safe-area-inset-bottom, 0px));
        box-sizing: border-box;
        overflow: visible;
    }

    .hero-inner {
        --hero-col: min(32rem, 100%);
        --hero-section-gap: clamp(0.9rem, 3.4vh, 3.25rem);
        flex: 1 0 auto;
        min-height: calc(100vh - 5.25rem - 1.15rem);
        min-height: calc(100dvh - 5.25rem - max(1.15rem, env(safe-area-inset-bottom, 0px)));
        width: var(--hero-col);
        max-width: var(--hero-col);
        margin-inline: auto;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        justify-content: space-between;
        gap: var(--hero-section-gap);
    }

    .hero-first-screen {
        display: contents;
    }

    .hero-intro,
    .hero-goals,
    .hero-visual-stage,
    .hero-stats,
    .hero-cta {
        flex: 0 0 auto;
        width: 100%;
        max-width: none;
        margin: 0;
        text-align: center;
        box-sizing: border-box;
    }

    .hero-intro {
        order: 1;
    }

    .hero-visual-col {
        display: contents;
    }

    .hero-visual-stage {
        display: block;
        order: 2;
        width: 100%;
    }

    .hero-stats {
        order: 3;
        padding: 0;
    }

    .hero-goals {
        order: 4;
    }

    .hero-cta {
        order: 5;
    }

    .hero-visual {
        width: 100%;
        max-width: 100%;
        height: auto;
        max-height: none;
        aspect-ratio: 1 / 1;
        padding: 0;
        box-sizing: border-box;
    }

    .hero-visual-frame {
        width: 100%;
        height: auto;
        aspect-ratio: 1 / 1;
    }

    .hero-visual-image {
        width: 100%;
        height: auto;
        aspect-ratio: 1 / 1;
        object-fit: cover;
        object-position: center 42%;
    }

    .hero-data-tags {
        inset: 0;
    }

    .hero-data-tag-orbit {
        offset-path: inset(1.2rem round 20px);
    }

    .hero-badge {
        margin-bottom: 0.65rem;
        padding: 0.4rem 1rem;
        font-size: 0.68rem;
    }

    .hero-title {
        font-size: clamp(2rem, 6.5vh, 3.2rem);
        margin-bottom: 0.2rem;
    }

    .title-expansions {
        align-items: center;
        margin-bottom: 0.55rem;
        gap: 0.12rem;
    }

    .title-expansion {
        font-size: clamp(0.78rem, 1.6vh, 1.05rem);
    }

    .title-expansion-rule {
        width: 3.25rem;
        margin: 0.1rem auto 0.06rem;
        background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
    }

    .hero-subtitle,
    .hero-description {
        width: 100%;
        max-width: none;
        margin-left: 0;
        margin-right: 0;
    }

    .hero-subtitle {
        font-size: clamp(0.92rem, 1.7vh, 1.08rem);
        margin-bottom: 0.4rem;
        line-height: 1.45;
    }

    .hero-description {
        margin-bottom: 0;
        font-size: clamp(0.82rem, 1.5vh, 0.94rem);
        line-height: 1.45;
    }

    .hero-goals-title {
        margin-bottom: 0.45rem;
    }

    .hero-goals-list {
        display: flex;
        flex-direction: column;
        gap: 0.26rem;
        width: 100%;
        max-width: none;
        margin: 0;
        text-align: left;
    }

    .hero-goals-list li {
        font-size: clamp(0.8rem, 1.45vh, 0.9rem);
        line-height: 1.35;
        padding-left: 1.05rem;
    }

    .hero-stats {
        width: 100%;
        justify-content: space-between;
        padding: 0;
        gap: 0.4rem;
        box-sizing: border-box;
    }

    .hero-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
        width: 100%;
        gap: 0.65rem;
        margin: 0;
    }

    .hero-actions > * {
        width: 100%;
        min-width: 0;
        justify-content: center;
        box-sizing: border-box;
        padding-left: 0.7rem;
        padding-right: 0.7rem;
    }

    .hero-scroll-indicator {
        display: none;
    }
}

/* ============================================================
   Кнопка «Запросить демо» + модальная форма
   ============================================================ */

.btn-demo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: #ffffff;
    padding: 1rem 1.75rem;
    border-radius: 12px;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 700;
    border: none;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.btn-demo:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 38px rgba(99, 102, 241, 0.55);
}
.btn-demo-icon { color: #ffffff; }

.demo-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: rgba(6, 9, 14, 0.72);
    backdrop-filter: blur(6px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}
.demo-modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.demo-modal {
    position: relative;
    width: 100%;
    max-width: 460px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 2rem;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
    transform: translateY(24px) scale(0.98);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    max-height: calc(100vh - 3rem);
    overflow-y: auto;
}
.demo-modal-overlay.open .demo-modal {
    transform: translateY(0) scale(1);
}

.demo-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}
.demo-modal-close:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}

.demo-modal-header { margin-bottom: 1.4rem; padding-right: 2rem; }
.demo-modal-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 3px 10px;
    border-radius: 999px;
    background: rgba(99, 102, 241, 0.18);
    color: #a5b4fc;
    border: 1px solid rgba(99, 102, 241, 0.4);
    margin-bottom: 0.75rem;
}
.demo-modal-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}
.demo-modal-subtitle {
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--text-secondary);
}

.demo-form { display: flex; flex-direction: column; gap: 0.9rem; }
.demo-field { display: flex; flex-direction: column; gap: 0.35rem; }
.demo-field label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
}
.demo-field-opt { color: var(--text-muted); font-weight: 400; }
.demo-field input,
.demo-field textarea {
    width: 100%;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 0.7rem 0.85rem;
    color: var(--text-primary);
    font-size: 0.92rem;
    font-family: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.demo-field textarea { resize: vertical; min-height: 64px; }
.demo-field input:focus,
.demo-field textarea:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.18);
}
.demo-field input::placeholder,
.demo-field textarea::placeholder { color: var(--text-muted); }

.demo-form-error {
    min-height: 1rem;
    font-size: 0.82rem;
    color: #f87171;
}

.demo-form-submit {
    justify-content: center;
    margin-top: 0.35rem;
    position: relative;
}
.demo-form-submit:disabled { cursor: default; opacity: 0.9; }
.demo-submit-plane { display: inline-flex; }

/* Полноэкранная анимация улетающего запроса */
.demo-fly-plane {
    position: fixed;
    left: 50%;
    top: 60%;
    z-index: 10001;
    color: #a5b4fc;
    pointer-events: none;
    filter: drop-shadow(0 6px 20px rgba(139, 92, 246, 0.6));
    animation: demo-fly-screen 1.15s cubic-bezier(0.45, 0, 0.7, 0) forwards;
}
@keyframes demo-fly-screen {
    0%   { transform: translate(-50%, -50%) rotate(0deg) scale(0.6); opacity: 0; }
    18%  { transform: translate(-50%, -50%) rotate(0deg) scale(1.1); opacity: 1; }
    100% { transform: translate(75vw, -75vh) rotate(38deg) scale(1.5); opacity: 0; }
}

.demo-modal-success {
    text-align: center;
    padding: 1rem 0.5rem 0.5rem;
    animation: demo-success-in 0.4s ease both;
}
@keyframes demo-success-in {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}
.demo-success-check {
    width: 78px;
    height: 78px;
    margin: 0 auto 1.1rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.45);
    animation: demo-check-pop 0.45s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both;
}
@keyframes demo-check-pop {
    0% { transform: scale(0.4); opacity: 0; }
    70% { transform: scale(1.12); }
    100% { transform: scale(1); opacity: 1; }
}
.demo-success-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}
.demo-success-text {
    font-size: 0.92rem;
    line-height: 1.55;
    color: var(--text-secondary);
    margin-bottom: 1.4rem;
}
.demo-success-close { display: inline-flex; }

@media (prefers-reduced-motion: reduce) {
    .demo-fly-plane,
    .demo-modal-success,
    .demo-success-check { animation: none; }
    .demo-fly-plane { display: none; }
}