/* ===== Переменные ===== */
:root {
    --primary: #7C3AED;
    --primary-dark: #5B21B6;
    --primary-light: #A78BFA;
    --secondary: #F97316;
    --dark: #0F0F0F;
    --dark-light: #1A1A1A;
    --gray: #6B7280;
    --gray-light: #9CA3AF;
    --light: #F9FAFB;
    --white: #FFFFFF;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --radius: 12px;
    --radius-lg: 24px;
}

/* ===== Базовые стили ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark);
    background: var(--white);
}

#root {
    width: 100%;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.25rem; }

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
}

img {
    max-width: 100%;
    height: auto;
}

/* ===== Кнопки ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

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

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

.btn-secondary {
    background: var(--light);
    color: var(--dark);
}

.btn-secondary:hover {
    background: #E5E7EB;
}

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

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

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* ===== Навигация ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    overflow: hidden;
    width: 100%;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

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

.logo-img {
    height: 80px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: var(--gray);
    font-weight: 500;
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
}

/* ===== Hero ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

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

.hero-content {
    position: relative;
    z-index: 2;
}

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

.hero-subtitle {
    margin-top: 24px;
    font-size: 1.25rem;
    color: var(--gray);
    max-width: 500px;
}

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

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 60px;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark);
}

.stat-label {
    color: var(--gray);
    font-size: 0.9rem;
}

.hero-image {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-top: 60px;
}

.phone-mockup {
    position: relative;
    max-width: 320px;
    margin: 0 auto;
    animation: float 6s ease-in-out infinite;
}

.phone-mockup img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 30px 60px rgba(124, 58, 237, 0.3));
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at 70% 50%, rgba(124, 58, 237, 0.08) 0%, transparent 60%);
    pointer-events: none;
    overflow: hidden;
}

/* ===== Секции ===== */
.section-title {
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    text-align: center;
    color: var(--gray);
    font-size: 1.1rem;
    margin-bottom: 60px;
}

/* ===== Для кого ===== */
.for-who {
    padding: 100px 0;
    background: var(--light);
}

.for-who-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 16px;
    margin-top: 60px;
}

.for-who-card {
    background: var(--white);
    padding: 32px 20px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all 0.3s ease;
}

.for-who-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.for-who-card .icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.for-who-card h3 {
    font-size: 1rem;
    font-weight: 600;
}

/* ===== Возможности ===== */
.features {
    padding: 100px 0;
}

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

.feature-card {
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    background: var(--light);
    transition: all 0.3s ease;
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

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

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

/* ===== Как это работает ===== */
.how-it-works {
    padding: 100px 0;
    background: var(--dark);
    color: var(--white);
}

.how-it-works .section-title {
    color: var(--white);
}

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.step {
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 24px;
}

.step h3 {
    margin-bottom: 12px;
}

.step p {
    color: var(--gray-light);
    font-size: 0.95rem;
}

/* ===== Тарифы ===== */
.pricing {
    padding: 100px 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 800px;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    padding: 48px 40px;
    border-radius: var(--radius-lg);
    background: var(--light);
    text-align: center;
}

.pricing-card.featured {
    background: var(--dark);
    color: var(--white);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: var(--white);
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
}

.pricing-header {
    margin-bottom: 32px;
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.price {
    font-size: 3.5rem;
    font-weight: 800;
}

.price-period {
    color: var(--gray);
}

.pricing-card.featured .price-period {
    color: var(--gray-light);
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.pricing-card.featured .pricing-features li {
    border-color: rgba(255, 255, 255, 0.1);
}

.pricing-card .btn {
    width: 100%;
    justify-content: center;
}

/* ===== CTA ===== */
.cta {
    padding: 100px 0;
    background: var(--gradient);
    color: var(--white);
    text-align: center;
}

.cta h2 {
    margin-bottom: 16px;
}

.cta p {
    opacity: 0.9;
    margin-bottom: 40px;
    font-size: 1.1rem;
}

/* ===== Футер ===== */
.footer {
    padding: 80px 0 40px;
    background: var(--dark);
    color: var(--white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
}

.footer-brand p {
    margin-top: 16px;
    color: var(--gray-light);
}

.footer-links h4 {
    margin-bottom: 24px;
    font-size: 1rem;
}

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

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

.footer-links a {
    color: var(--gray-light);
}

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

.footer-bottom {
    margin-top: 60px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: var(--gray);
}

/* ===== Адаптивность ===== */

/* Планшеты */
@media (max-width: 1024px) {
    .hero-container {
        gap: 40px;
    }
    
    .for-who-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .steps {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid-3 {
        max-width: 900px;
    }
    
    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
        gap: 40px;
    }
}

/* Мобильные */
@media (max-width: 768px) {
    /* ЖЁСТКИЙ ЗАПРЕТ горизонтального скролла */
    html, body {
        overflow-x: hidden !important;
        max-width: 100vw !important;
        width: 100vw !important;
    }
    
    body {
        position: relative;
    }
    
    /* Обрезаем всё что выходит за границы */
    #root,
    .nav,
    .hero,
    .for-who,
    .features,
    .how-it-works,
    .pricing,
    .cta,
    .footer,
    section {
        max-width: 100vw !important;
        overflow-x: hidden !important;
    }
    
    .container {
        padding: 0 20px;
        max-width: 100%;
    }
    
    /* Навигация */
    .nav-links {
        display: none;
    }
    
    .nav-container {
        padding: 0 20px;
    }
    
    .logo-img {
        height: 40px;
    }
    
    .nav .btn {
        padding: 8px 14px;
        font-size: 0.8rem;
    }
    
    /* Hero */
    .hero {
        min-height: auto;
        padding: 100px 0 60px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-image {
        padding-top: 20px;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin: 16px auto 0;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        margin-top: 24px;
    }
    
    .hero-buttons .btn-lg {
        width: 100%;
        max-width: 300px;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 40px;
        margin-top: 40px;
    }
    
    .hero-image {
        margin-top: 40px;
    }
    
    .phone-mockup {
        max-width: 280px;
    }
    
    /* Секции */
    .for-who,
    .features,
    .how-it-works,
    .pricing,
    .cta {
        padding: 60px 0;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
        margin-bottom: 40px;
    }
    
    /* Категории - 3 в ряд */
    .for-who-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }
    
    .for-who-card {
        padding: 20px 12px;
    }
    
    .for-who-card .icon {
        font-size: 2rem;
    }
    
    .for-who-card h3 {
        font-size: 0.75rem;
    }
    
    /* Фичи - 2 в ряд */
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .feature-card {
        padding: 24px 16px;
    }
    
    .feature-icon {
        font-size: 2rem;
    }
    
    .feature-card h3 {
        font-size: 1rem;
    }
    
    .feature-card p {
        font-size: 0.85rem;
    }
    
    /* Шаги - 2 в ряд */
    .steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .step h3 {
        font-size: 1rem;
    }
    
    .step p {
        font-size: 0.85rem;
    }
    
    /* Тарифы - 3 в ряд как на PC */
    .pricing-grid,
    .pricing-grid-3 {
        grid-template-columns: repeat(3, 1fr);
        max-width: 100%;
        gap: 8px;
    }
    
    .trial-banner {
        padding: 12px 16px;
        font-size: 0.85rem;
        gap: 8px;
    }
    
    .trial-icon {
        font-size: 1.2rem;
    }
    
    .pricing-card {
        padding: 16px 10px;
    }
    
    .pricing-badge {
        top: -8px;
        font-size: 0.6rem;
        padding: 3px 8px;
    }
    
    .pricing-header h3 {
        font-size: 0.8rem;
    }
    
    .price {
        font-size: 1.5rem;
    }
    
    .price-period {
        font-size: 0.65rem;
    }
    
    .price-total {
        font-size: 0.6rem;
    }
    
    .pricing-features {
        display: none;
    }
    
    .pricing-card .btn {
        padding: 8px 12px;
        font-size: 0.7rem;
    }
    
    /* CTA */
    .cta h2 {
        font-size: 1.5rem;
    }
    
    .cta p {
        font-size: 1rem;
    }
    
    /* Футер */
    .footer {
        padding: 60px 0 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
    
    .footer-brand {
        grid-column: 1 / -1;
    }
    
    .footer-brand .logo-img {
        height: 50px;
    }
}

/* Маленькие мобильные */
@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-lg {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    /* Категории - 2 в ряд */
    .for-who-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .for-who-card {
        padding: 16px 10px;
    }
    
    .for-who-card .icon {
        font-size: 1.75rem;
    }
    
    .for-who-card h3 {
        font-size: 0.7rem;
    }
    
    /* Фичи - 1 колонка */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    /* Шаги - 1 колонка */
    .steps {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* Футер */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
    }
    
    .footer-brand {
        grid-column: auto;
    }
}

/* ===== Тарифы 3 колонки ===== */
.pricing-grid-3 {
    grid-template-columns: repeat(3, 1fr);
    max-width: 1100px;
}

.trial-banner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(135deg, #EDE9FE 0%, #FEF3C7 100%);
    padding: 16px 24px;
    border-radius: var(--radius);
    margin-bottom: 48px;
    font-size: 1.1rem;
}

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

.price-total {
    margin-top: 8px;
    font-size: 0.9rem;
    color: var(--gray);
}

.price-total s {
    color: var(--gray-light);
    margin-left: 8px;
}

.pricing-card.featured .price-total {
    color: var(--gray-light);
}

.pricing-card.featured .price-total s {
    color: #666;
}

.pricing-badge.discount {
    background: linear-gradient(135deg, #7C3AED 0%, #A78BFA 100%);
}