/* Reset и базовые стили */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #8b5cf6;
    --accent-color: #ec4899;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-dark: #111827;
    --border-color: #e5e7eb;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Навигация */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo-icon {
    font-size: 1.5rem;
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

/* Hero секция */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding-top: 80px;
    overflow: hidden;
}

.hero-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.title-line-1 {
    display: inline-block;
    opacity: 0;
    transform: translateY(30px);
    animation: titleLine1Appear 1.2s ease-out 0.2s forwards;
}

.title-line-2 {
    display: inline-block;
    opacity: 0;
    transform: translateY(30px);
    animation: titleLine2Appear 1.2s ease-out 0.8s forwards;
}

.title-line-2.gradient-text {
    animation: titleLine2Appear 1.2s ease-out 0.8s forwards, gradientShift 4s ease-in-out 2s infinite;
}

@keyframes titleLine1Appear {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.9);
    }
    50% {
        opacity: 0.7;
        transform: translateY(-5px) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes titleLine2Appear {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.9);
    }
    50% {
        opacity: 0.7;
        transform: translateY(-5px) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.gradient-text {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #fbbf24 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
    text-shadow: 0 0 30px rgba(251, 191, 36, 0.3);
    color: #f59e0b; /* Fallback цвет на случай если градиент не работает */
}

/* Если градиент не поддерживается, показываем обычный цвет */
@supports not (-webkit-background-clip: text) {
    .gradient-text {
        color: #f59e0b !important;
        -webkit-text-fill-color: #f59e0b !important;
        background: none !important;
    }
}

@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 3rem;
    opacity: 0.95;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    margin-top: 3rem;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Секции */
.section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

/* Проблема */
.problem-section {
    background: var(--bg-secondary);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.problem-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    animation: problemCardAppear 0.8s ease-out forwards;
}

/* Поочередное появление карточек с задержкой */
.problem-card:nth-child(1) {
    animation-delay: 0.2s;
}

.problem-card:nth-child(2) {
    animation-delay: 0.4s;
}

.problem-card:nth-child(3) {
    animation-delay: 0.6s;
}

.problem-card:nth-child(4) {
    animation-delay: 0.8s;
}

@keyframes problemCardAppear {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.problem-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.problem-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Видение */
.vision-section {
    background: white;
}

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

.vision-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.vision-highlight {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-radius: 12px;
    border-left: 4px solid #f59e0b;
}

.highlight-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.highlight-text {
    line-height: 1.6;
}

.vision-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-card {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 16px;
    width: 100%;
}

.visual-item {
    margin-bottom: 1.5rem;
}

.visual-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.visual-bar {
    height: 30px;
    background: #e5e7eb;
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.bar-fill {
    height: 100%;
    background: var(--gradient-1);
    border-radius: 15px;
    transition: width 1s ease;
}

.visual-percent {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.visual-arrow {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin: 1rem 0;
}

/* Решение */
.solution-section {
    background: var(--bg-secondary);
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.solution-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

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

.card-icon {
    font-size: 2.5rem;
}

.card-header h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.solution-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.card-features {
    list-style: none;
}

.card-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
}

.card-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 600;
}

/* Преимущества */
.benefits-section {
    background: white;
}

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

.benefit-item {
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: 16px;
    border-left: 4px solid var(--primary-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.benefit-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
}

.benefit-number {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: var(--gradient-1);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.benefit-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.benefit-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Дорожная карта */
.roadmap-section {
    background: var(--bg-secondary);
}

.roadmap-timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.roadmap-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-left: 80px;
    margin-bottom: 3rem;
}

.timeline-marker {
    position: absolute;
    left: 0;
    top: 0;
    width: 60px;
    height: 60px;
    background: var(--gradient-1);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
}

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.timeline-content ul {
    list-style: none;
    padding-left: 0;
}

.timeline-content li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
}

.timeline-content li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 600;
}

/* CTA секция */
.cta-section {
    background: var(--gradient-1);
    color: white;
    padding: 5rem 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* Футер */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.footer-text {
    opacity: 0.8;
}

/* Адаптивность */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
        display: none;
    }

    .hero-stats {
        gap: 2rem;
    }

    .vision-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .problem-grid,
    .solution-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .roadmap-timeline::before {
        left: 15px;
    }

    .timeline-item {
        padding-left: 50px;
    }

    .timeline-marker {
        width: 30px;
        height: 30px;
        font-size: 0.9rem;
    }
}

/* Плавная прокрутка */
html {
    scroll-behavior: smooth;
}

/* Анимации */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section {
    animation: fadeInUp 0.6s ease-out;
}

/* Этапы трансформации */
.stages-section {
    background: white;
}

.strategy-block {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    padding: 3rem;
    border-radius: 16px;
    margin-bottom: 4rem;
    border-left: 4px solid var(--primary-color);
}

.strategy-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.strategy-content h4 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.strategy-content p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.stage-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2.5rem;
    margin-bottom: 3rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stage-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.stage-header {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.stage-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-1);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    flex-shrink: 0;
    box-shadow: var(--shadow-lg);
}

.stage-title-block {
    flex: 1;
}

.stage-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    line-height: 1.3;
}

.stage-subtitle {
    font-size: 1.125rem;
    color: var(--primary-color);
    font-weight: 600;
    font-style: italic;
}

.stage-content {
    display: grid;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.stage-item {
    display: flex;
    gap: 1.5rem;
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 3px solid var(--primary-color);
}

.stage-item-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.stage-item-content {
    flex: 1;
}

.stage-item-content h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.stage-item-content p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* Адаптивность для этапов */
@media (max-width: 768px) {
    .strategy-block {
        padding: 2rem 1.5rem;
    }

    .strategy-title {
        font-size: 1.5rem;
    }

    .stage-header {
        flex-direction: column;
        gap: 1rem;
    }

    .stage-number {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .stage-title {
        font-size: 1.5rem;
    }

    .stage-item {
        flex-direction: column;
        gap: 1rem;
    }
}

/* План работы для ролей */
.roles-section {
    background: var(--bg-secondary);
}

.role-card {
    background: white;
    border-radius: 16px;
    padding: 2.5rem;
    margin-bottom: 3rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.role-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.role-header {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.role-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-2);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    flex-shrink: 0;
    box-shadow: var(--shadow-lg);
}

.role-title-block {
    flex: 1;
}

.role-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

.role-content {
    display: grid;
    gap: 1.5rem;
}

.role-task,
.role-does,
.role-data {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 3px solid var(--secondary-color);
}

.role-task h4,
.role-does h4,
.role-data h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
}

.role-task p,
.role-does p,
.role-data p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* Адаптивность для ролей */
@media (max-width: 768px) {
    .role-header {
        flex-direction: column;
        gap: 1rem;
    }

    .role-number {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .role-title {
        font-size: 1.5rem;
    }
}