/* Exobus - Профессиональный стиль */

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

:root {
    --primary-color: #1a5f9e;
    --primary-dark: #0d4a7c;
    --primary-light: #3a8fd4;
    --accent-color: #4da3e8;
    --bg-light: #f5f8fc;
    --bg-white: #ffffff;
    --text-dark: #1a2a3a;
    --text-gray: #5a6a7a;
    --text-light: #8a9aaa;
    --border-color: #e0e8f0;
    --shadow: 0 2px 12px rgba(26, 95, 158, 0.08);
    --shadow-hover: 0 8px 32px rgba(26, 95, 158, 0.15);
}

body {
    font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
}

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

/* Header */
.header {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon svg {
    width: 24px;
    height: 24px;
    fill: white;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

.nav {
    display: flex;
    gap: 8px;
}

.nav-link {
    padding: 10px 18px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-gray);
    transition: all 0.2s ease;
}

.nav-link:hover {
    background: var(--bg-light);
    color: var(--primary-color);
}

.nav-link.active {
    background: var(--primary-color);
    color: white;
}

/* Hero Section */
.hero {
    padding: 140px 24px 80px;
    background: linear-gradient(180deg, var(--bg-white) 0%, var(--bg-light) 100%);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.2;
    margin-bottom: 24px;
}

.hero-content h1 span {
    color: var(--primary-color);
}

.hero-content p {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 32px;
    max-width: 480px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    box-shadow: 0 4px 16px rgba(26, 95, 158, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(26, 95, 158, 0.4);
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--primary-color);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    background: var(--bg-light);
}

.btn svg {
    width: 20px;
    height: 20px;
}

.hero-image {
    position: relative;
}

.hero-mockup {
    background: var(--bg-white);
    border-radius: 16px;
    box-shadow: var(--shadow-hover);
    padding: 24px;
    border: 1px solid var(--border-color);
}

.mockup-header {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}

.mockup-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
}

.mockup-dot.red { background: #ff6b6b; }
.mockup-dot.yellow { background: #ffd93d; }
.mockup-dot.green { background: #6bcb77; }

.mockup-content {
    background: var(--bg-light);
    border-radius: 12px;
    padding: 32px;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mockup-row {
    display: flex;
    gap: 12px;
}

.mockup-cell {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 12px 16px;
    flex: 1;
    font-size: 14px;
    color: var(--text-gray);
}

.mockup-cell.highlight {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    border-color: transparent;
}

/* Features Section */
.section {
    padding: 80px 24px;
}

.section-light {
    background: var(--bg-white);
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.section-header p {
    font-size: 18px;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

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

.feature-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    fill: white;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.7;
}

/* Stats Section */
.stats {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    padding: 60px 24px;
}

.stats-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

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

.stat-number {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 15px;
    opacity: 0.85;
}

/* Download Section */
.download-section {
    padding: 100px 24px;
    background: var(--bg-light);
}

.download-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.download-box {
    background: var(--bg-white);
    border-radius: 20px;
    padding: 60px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.download-box h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.download-box p {
    font-size: 16px;
    color: var(--text-gray);
    margin-bottom: 32px;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    font-size: 18px;
    font-weight: 600;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(26, 95, 158, 0.35);
    transition: all 0.3s ease;
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(26, 95, 158, 0.45);
}

.download-btn svg {
    width: 24px;
    height: 24px;
}

.download-info {
    margin-top: 24px;
    display: flex;
    justify-content: center;
    gap: 32px;
    font-size: 14px;
    color: var(--text-light);
}

.download-info span {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Requirements */
.requirements {
    margin-top: 60px;
    text-align: left;
}

.requirements h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
    text-align: center;
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.requirement-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--bg-light);
    border-radius: 10px;
    font-size: 14px;
    color: var(--text-gray);
}

.requirement-item svg {
    width: 20px;
    height: 20px;
    fill: var(--primary-color);
    flex-shrink: 0;
}

/* About Page */
.about-hero {
    padding: 140px 24px 60px;
    background: var(--bg-white);
    text-align: center;
}

.about-hero h1 {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.about-hero p {
    font-size: 18px;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
}

.about-content {
    padding: 60px 24px;
}

.about-container {
    max-width: 900px;
    margin: 0 auto;
}

.about-block {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
}

.about-block h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.about-block p {
    font-size: 16px;
    color: var(--text-gray);
    line-height: 1.8;
}

.about-block ul {
    list-style: none;
    margin-top: 16px;
}

.about-block li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-gray);
    display: flex;
    align-items: center;
    gap: 12px;
}

.about-block li:last-child {
    border-bottom: none;
}

.about-block li svg {
    width: 20px;
    height: 20px;
    fill: var(--primary-color);
    flex-shrink: 0;
}

/* FAQ */
.faq-section {
    padding: 80px 24px;
    background: var(--bg-white);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
    padding: 24px 0;
}

.faq-question {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.faq-answer {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.7;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 24px 30px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

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

.footer-logo .logo-text {
    color: white;
    font-size: 22px;
}

.footer-brand p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 12px;
}

.footer-column a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.2s ease;
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    max-width: 1200px;
    margin: 40px auto 0;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

/* Page Header */
.page-header {
    padding: 140px 24px 60px;
    background: linear-gradient(180deg, var(--bg-white) 0%, var(--bg-light) 100%);
    text-align: center;
}

.page-header h1 {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.page-header p {
    font-size: 18px;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Page Detailed */
.features-detailed {
    padding: 60px 24px 80px;
}

.feature-row {
    max-width: 1100px;
    margin: 0 auto 60px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.feature-row:nth-child(even) {
    direction: rtl;
}

.feature-row:nth-child(even) > * {
    direction: ltr;
}

.feature-row-content h3 {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.feature-row-content p {
    font-size: 16px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 20px;
}

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

.feature-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 15px;
    color: var(--text-gray);
}

.feature-list li svg {
    width: 18px;
    height: 18px;
    fill: var(--primary-color);
    flex-shrink: 0;
}

.feature-row-image {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 32px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.feature-row-image img {
    width: 100%;
    border-radius: 8px;
}

/* CTA Section */
.cta-section {
    padding: 80px 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    text-align: center;
}

.cta-section h2 {
    font-size: 36px;
    font-weight: 700;
    color: white;
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 32px;
}

.cta-section .btn-primary {
    background: white;
    color: var(--primary-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.cta-section .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

/* Contact */
.contact-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.contact-item {
    background: var(--bg-white);
    border-radius: 12px;
    padding: 32px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.contact-item svg {
    width: 32px;
    height: 32px;
    fill: var(--primary-color);
    margin-bottom: 16px;
}

.contact-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.contact-item p {
    font-size: 14px;
    color: var(--text-gray);
}

/* Responsive */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content p {
        margin: 0 auto 32px;
    }

    .hero-buttons {
        justify-content: center;
    }

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

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

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

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

    .feature-row:nth-child(even) {
        direction: ltr;
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        height: auto;
        padding: 16px 24px;
        gap: 16px;
    }

    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        padding: 160px 24px 60px;
    }

    .hero-content h1 {
        font-size: 36px;
    }

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

    .stats-container {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        max-width: 100%;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
    }

    .requirements-grid {
        grid-template-columns: 1fr;
    }

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

    .download-box {
        padding: 40px 24px;
    }
}

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

.hero-content, .hero-image {
    animation: fadeInUp 0.6s ease-out forwards;
}

.hero-image {
    animation-delay: 0.2s;
}