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

:root {
    --primary: #7A42FF;
    --primary-light: #9B6BFF;
    --primary-dark: #5C2BD6;
    --secondary: #FF9742;
    --text-dark: #1a1a2e;
    --text-gray: #666;
    --text-light: #999;
    --bg-white: #ffffff;
    --bg-light: #f8f9ff;
    --success: #12b42d;
    --error: #ea3434;
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 25px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.1);
    --border-radius: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.5;
    overflow-x: hidden;
    background: var(--bg-white);
}

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

/* Typography */
.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    padding: 16px 0;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    font-size: 32px;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nav {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
}

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

.btn-download {
    background: var(--primary);
    color: white !important;
    padding: 10px 24px;
    border-radius: 30px;
    transition: transform 0.3s, background 0.3s;
}

.btn-download:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 3px;
    transition: 0.3s;
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 20px;
    gap: 15px;
    box-shadow: var(--shadow-md);
    z-index: 999;
}

.mobile-nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    padding: 10px;
    text-align: center;
}

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #f8f9ff 0%, #fff 100%);
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(122, 66, 255, 0.1);
    padding: 8px 16px;
    border-radius: 40px;
    margin-bottom: 24px;
}

.badge-icon {
    font-size: 16px;
}

.hero-title {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
}

.hero-description {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 32px;
    max-width: 90%;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 40px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 15px rgba(122, 66, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(122, 66, 255, 0.4);
}

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
}

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

.phone-mockup {
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
    aspect-ratio: 9/19;
    background: var(--text-dark);
    border-radius: 40px;
    padding: 12px;
    box-shadow: var(--shadow-lg);
}

/* .mockup-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
} */

.mockup-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%), url('/static/web_images/engwords_6.jpg') center/cover no-repeat;
    background-blend-mode: overlay;
    border-radius: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}


.mockup-screen::before {
    content: "🧠";
}

.hero-wave {
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    width: 100%;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: var(--bg-white);
}

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

.section-tag {
    display: inline-block;
    background: rgba(122, 66, 255, 0.1);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 16px;
}

.section-title {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 16px;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-light);
    padding: 32px;
    border-radius: var(--border-radius);
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
}

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

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
}

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

/* How it works */
.how-it-works {
    padding: 80px 0;
    background: var(--bg-light);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.step-card {
    text-align: center;
    position: relative;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.step-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
}

.step-card p {
    color: var(--text-gray);
}

/* Screenshots Slider */
.screenshots {
    padding: 80px 0;
    background: var(--bg-white);
}

.screenshots-slider {
    padding: 20px 0 50px;
    overflow: hidden;
}

.screenshot-card:hover {
    transform: translateY(-5px);
}

.screenshot-card {
    padding: 10px;
    border-radius: 32px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.screenshot-placeholder {
    /* aspect-ratio: 9/19;
    max-width: 280px;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    color: white; */
    aspect-ratio: 9/19;
    max-width: 280px;
    margin: 0 auto;
    border-radius: 40px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* .screenshot-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
} */


/* Альтернативный вариант с объектом cover и позиционированием */
.screenshot-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.screenshot-placeholder span {
    font-size: 64px;
}

.screenshot-placeholder p {
    font-size: 18px;
    font-weight: 500;
}

.swiper-pagination-bullet-active {
    background: var(--primary) !important;
}

.swiper-button-next,
.swiper-button-prev {
    color: var(--primary) !important;
}

/* Pricing Section */
.pricing {
    padding: 80px 0;
    background: var(--bg-light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 40px;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.pricing-card.premium {
    border: 2px solid var(--primary);
    transform: scale(1.02);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 600;
}

.pricing-header h3 {
    font-size: 28px;
    margin-bottom: 16px;
}

.price {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
}

.price-old {
    font-size: 20px;
    color: var(--text-gray);
    text-decoration: line-through;
    margin-left: 8px;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin: 30px 0;
}

.pricing-features li {
    padding: 8px 0;
    color: var(--text-gray);
}

.btn-premium {
    background: var(--primary);
    color: white;
    width: 100%;
    justify-content: center;
}

/* Download Section */
.download {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.download-content {
    text-align: center;
}

.download-title {
    font-size: 40px;
    margin-bottom: 16px;
}

.download-desc {
    font-size: 18px;
    margin-bottom: 32px;
    opacity: 0.9;
}

.store-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.store-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 12px 24px;
    border-radius: 16px;
    text-decoration: none;
    color: white;
    transition: transform 0.3s, background 0.3s;
}

.store-btn:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.3);
}

.store-icon {
    font-size: 32px;
}

.store-info small {
    font-size: 12px;
    opacity: 0.8;
}

.store-info strong {
    font-size: 18px;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    margin-top: 16px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    margin-bottom: 16px;
    font-size: 16px;
}

.footer-column a,
.footer-column p {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: 10px;
    font-size: 14px;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

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

    .hero-description {
        max-width: 100%;
    }

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

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

    .section-title {
        font-size: 32px;
    }

    .hero-title {
        font-size: 36px;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .pricing-card.premium {
        transform: scale(1);
    }

    .screenshot-placeholder {
        max-width: 240px;
        border-radius: 32px;
    }
}

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

    .hero-buttons {
        flex-direction: column;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }

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

    .store-btn {
        width: 200px;
    }

    .screenshot-placeholder {
        max-width: 200px;
        border-radius: 28px;
    }
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card,
.step-card,
.pricing-card {
    animation: fadeInUp 0.6s ease-out backwards;
}

.feature-card:nth-child(1) {
    animation-delay: 0.1s;
}

.feature-card:nth-child(2) {
    animation-delay: 0.2s;
}

.feature-card:nth-child(3) {
    animation-delay: 0.3s;
}

.feature-card:nth-child(4) {
    animation-delay: 0.4s;
}

.feature-card:nth-child(5) {
    animation-delay: 0.5s;
}

.feature-card:nth-child(6) {
    animation-delay: 0.6s;
}