/* === Переменные и основные стили === */
:root {
    /* Цветовая схема */
    --primary: #C375EB;
    --primary-light: #D9A8F5;
    --primary-dark: #9B4EC0;
    --secondary: #6C63FF;
    --secondary-light: #A6A0FF;
    --accent: #FF7C7C;
    --dark: #333333;
    --text: #4A4A68;
    --text-light: #8B8B9E;
    --bg-light: #F9F9FC;
    --bg-dark: #1A1A2E;
    --white: #FFFFFF;
    --gray-100: #F5F5F8;
    --gray-200: #EBEBF0;
    --gray-300: #DCDCE0;
    --gray-400: #B4B4BE;
    
    /* Типографика */
    --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Размеры и отступы */
    --container-width: 1200px;
    --header-height: 80px;
    --gap-xs: 4px;
    --gap-sm: 8px;
    --gap-md: 16px;
    --gap-lg: 24px;
    --gap-xl: 32px;
    --gap-xxl: 48px;
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 28px;
    
    /* Тени */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
    
    /* Анимации */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* === Сброс стилей === */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-base);
    color: var(--text);
    line-height: 1.5;
    background-color: var(--bg-light);
    overflow-x: hidden;
    position: relative;
}

img, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

ul, ol {
    list-style: none;
}

/* === Общие компоненты === */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--gap-lg);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--gap-xl);
    color: var(--dark);
}

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

/* === Кнопки === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    text-align: center;
}

.btn--primary {
    background-color: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(195, 117, 235, 0.25);
}

.btn--primary:hover {
    background-color: var(--primary-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(195, 117, 235, 0.35);
}

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

.btn--outline:hover {
    background-color: rgba(195, 117, 235, 0.1);
    color: var(--primary-dark);
    transform: translateY(-2px);
}

.btn--lg {
    padding: 14px 28px;
    font-size: 1.1rem;
}

/* === Фоновая анимация === */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.05;
    pointer-events: none;
}

/* === Хедер === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 100;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-medium);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header__inner {
    display: flex;
    align-items: center;
    height: 100%;
}

/* Логотип */
.logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--dark);
    margin-right: 60px;
}

.logo__icon {
    margin-right: var(--gap-xs);
    font-size: 1.8rem;
}

/* Центральный блок - переработан для точного выравнивания */
.header__center {
    margin-right: auto;
}

/* Навигация - полностью переработана */
.nav {
    height: var(--header-height);
    display: flex;
    align-items: center;
}

.nav__list {
    display: flex;
    align-items: center;
    height: 100%;
    gap: 20px;
    margin: 0;
    padding: 0;
}

.nav__item {
    list-style: none;
    height: 100%;
    display: flex;
    align-items: center;
}

.nav__link {
    height: 100%;
    display: flex;
    align-items: center;
    padding: 0 15px;
    color: var(--text);
    font-weight: 500;
    text-decoration: none;
    position: relative;
}

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

.nav__link::after {
    content: '';
    position: absolute;
    left: 15px;
    right: 15px;
    bottom: 25px;
    width: calc(100% - 30px);
    height: 2px;
    background-color: var(--primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.nav__link:hover::after {
    opacity: 1;
}

/* Кнопки в шапке */
.header__buttons {
    margin-left: 40px;
}

.burger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: none;
    border: none;
    cursor: pointer;
    margin-left: 20px;
}

.burger span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--dark);
}

/* === Hero Section === */
.hero {
    padding: calc(var(--header-height) + var(--gap-xxl)) 0 var(--gap-xxl);
    background: linear-gradient(135deg, rgba(249, 249, 252, 1) 0%, rgba(236, 224, 251, 0.4) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -300px;
    right: -300px;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(195, 117, 235, 0.2) 0%, rgba(255, 255, 255, 0) 70%);
    z-index: 0;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -200px;
    left: -200px;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(108, 99, 255, 0.15) 0%, rgba(255, 255, 255, 0) 70%);
    z-index: 0;
}

.hero__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap-xxl);
    position: relative;
    z-index: 1;
}

.hero__title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--gap-xl);
    background: linear-gradient(90deg, var(--dark) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero__features {
    margin-bottom: var(--gap-xl);
}

.hero__feature {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--gap-md);
    font-size: 1.1rem;
}

.feature-icon {
    margin-right: var(--gap-sm);
    color: var(--primary);
    flex-shrink: 0;
}

.hero__buttons {
    display: flex;
    gap: var(--gap-md);
    margin-top: var(--gap-xl);
}

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

.hero__demo {
    width: 100%;
    max-width: 450px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform var(--transition-medium);
}

.hero__demo:hover {
    transform: perspective(1000px) rotateY(0) rotateX(0);
}

.demo-window {
    width: 100%;
    height: 500px;
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.demo-window__header {
    display: flex;
    align-items: center;
    padding: var(--gap-md);
    background-color: var(--gray-100);
    border-bottom: 1px solid var(--gray-200);
}

.demo-window__dots {
    display: flex;
    gap: 6px;
    margin-right: var(--gap-md);
}

.demo-window__dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--gray-300);
}

.demo-window__dots span:nth-child(1) {
    background-color: #FF6B6B;
}

.demo-window__dots span:nth-child(2) {
    background-color: #FFCC5C;
}

.demo-window__dots span:nth-child(3) {
    background-color: #6BCB77;
}

.demo-window__title {
    font-weight: 600;
    color: var(--text);
}

.demo-window__content {
    padding: var(--gap-md);
    height: calc(100% - 54px);
    overflow-y: auto;
}

.chat {
    display: flex;
    flex-direction: column;
    gap: var(--gap-md);
}

.chat__message {
    display: flex;
    align-items: flex-start;
    max-width: 80%;
}

.chat__message--user {
    margin-left: auto;
}

.chat__message--ai {
    margin-right: auto;
}

.chat__avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--gap-sm);
    flex-shrink: 0;
    font-size: 1.1rem;
}

.chat__bubble {
    padding: var(--gap-md);
    border-radius: var(--border-radius-md);
    font-size: 0.95rem;
    position: relative;
}

.chat__message--user .chat__bubble {
    background-color: var(--primary);
    color: var(--white);
    border-top-right-radius: 0;
}

.chat__message--ai .chat__bubble {
    background-color: var(--gray-100);
    color: var(--text);
    border-top-left-radius: 0;
}

.chat__bubble--typing {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 32px;
}

.typing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--text-light);
    margin: 0 2px;
    animation: typing 1.4s infinite both;
}

.typing-dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

/* === Проблема === */
.problem {
    padding: var(--gap-xxl) 0;
    background-color: var(--white);
}

.problem__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap-xxl);
    align-items: center;
}

.problem__list {
    display: flex;
    flex-direction: column;
    gap: var(--gap-lg);
}

.problem__item {
    display: flex;
    align-items: flex-start;
    font-size: 1.1rem;
}

.problem-icon {
    margin-right: var(--gap-md);
    color: var(--accent);
    flex-shrink: 0;
}

.load-diagram {
    display: flex;
    flex-direction: column;
    gap: var(--gap-md);
    width: 100%;
}

.load-diagram__bar {
    width: 100%;
    height: 64px;
    background-color: var(--gray-100);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    position: relative;
}

.load-diagram__fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-light) 0%, var(--primary) 100%);
    border-radius: var(--border-radius-md);
    width: 0;
    transition: width 1.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.load-diagram__bar[data-level="25"] .load-diagram__fill {
    width: 25%;
}

.load-diagram__bar[data-level="50"] .load-diagram__fill {
    width: 50%;
}

.load-diagram__bar[data-level="75"] .load-diagram__fill {
    width: 75%;
}

.load-diagram__bar[data-level="95"] .load-diagram__fill {
    width: 95%;
}

.load-diagram__label {
    position: absolute;
    top: 50%;
    left: var(--gap-md);
    transform: translateY(-50%);
    font-weight: 600;
    color: var(--text);
}

/* Новые стили для диаграммы стоимости */
.cost-diagram {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: var(--gap-md);
}

.cost-diagram__title {
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-bottom: var(--gap-sm);
    color: var(--text);
    text-align: center;
}

.cost-diagram__container {
    display: flex;
    height: 400px;
}

.cost-diagram__labels {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.cost-diagram__y-label {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--text-light);
    font-weight: 500;
    margin-bottom: var(--gap-lg);
}

.cost-diagram__axis-y {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 85%;
    text-align: right;
    padding-right: var(--gap-sm);
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

.cost-diagram__chart {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    width: 100%;
}

.cost-diagram__bars {
    height: 85%;
    display: flex;
    justify-content: space-around;
    align-items: flex-end;
    gap: var(--gap-md);
    background-color: var(--gray-100);
    border-radius: var(--border-radius-md);
    padding: var(--gap-md);
}

.cost-diagram__bar {
    width: 90px;
    height: 0;
    background: linear-gradient(180deg, var(--primary-light) 0%, var(--primary) 100%);
    border-radius: var(--border-radius-sm) var(--border-radius-sm) 0 0;
    transition: height 1.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
}

.cost-diagram__bar-value {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary);
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.5s ease 0.5s;
}

.cost-diagram__bar[style*="height"] .cost-diagram__bar-value {
    opacity: 1;
}

.cost-diagram__axis-x {
    display: flex;
    justify-content: space-around;
    margin-top: var(--gap-sm);
    font-size: var(--font-size-sm);
    color: var(--text);
    font-weight: 500;
    text-align: center;
}

.cost-diagram__legend {
    display: flex;
    justify-content: center;
    gap: var(--gap-lg);
    margin-top: var(--gap-sm);
}

.cost-diagram__legend-item {
    display: flex;
    align-items: center;
    gap: var(--gap-sm);
    font-size: var(--font-size-sm);
    color: var(--text);
}

.cost-diagram__legend-color {
    width: 16px;
    height: 16px;
    border-radius: var(--border-radius-sm);
}

.cost-diagram__legend-color--cost {
    background: var(--primary);
}

.cost-diagram__legend-color--load {
    background: var(--secondary);
}

@media (max-width: 768px) {
    .cost-diagram__container {
        height: 300px;
    }
    
    .cost-diagram__bar {
        width: 60px;
    }
}

@media (max-width: 576px) {
    .cost-diagram__container {
        height: 250px;
    }
    
    .cost-diagram__bar {
        width: 45px;
    }
    
    .cost-diagram__bar-value {
        font-size: 0.85rem;
        top: -25px;
    }
    
    .cost-diagram__axis-x span {
        font-size: 10px;
    }
}

/* === Решение === */
.solution {
    padding: var(--gap-xxl) 0;
    background: linear-gradient(135deg, rgba(249, 249, 252, 1) 0%, rgba(236, 224, 251, 0.4) 100%);
}

.solution__inner {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--gap-xxl);
    align-items: center;
}

.solution__list {
    display: flex;
    flex-direction: column;
    gap: var(--gap-xl);
}

.solution__item {
    display: flex;
    align-items: flex-start;
    transition: transform var(--transition-fast);
}

.solution__item:hover {
    transform: translateX(5px);
}

.solution-icon {
    font-size: 1.5rem;
    color: var(--primary);
    margin-right: var(--gap-md);
    flex-shrink: 0;
}

.solution__item-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--gap-sm);
    color: var(--dark);
}

.solution__buttons {
    margin-top: var(--gap-xl);
}

.ai-animation {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.ai-cube {
    width: 200px;
    height: 200px;
    position: relative;
    transform-style: preserve-3d;
    animation: rotate 15s infinite linear;
}

.ai-cube__face {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(195, 117, 235, 0.1);
    border: 2px solid var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary);
    opacity: 0.8;
}

.ai-cube__face--front {
    transform: translateZ(100px);
}

.ai-cube__face--back {
    transform: rotateY(180deg) translateZ(100px);
}

.ai-cube__face--right {
    transform: rotateY(90deg) translateZ(100px);
}

.ai-cube__face--left {
    transform: rotateY(-90deg) translateZ(100px);
}

.ai-cube__face--top {
    transform: rotateX(90deg) translateZ(100px);
}

.ai-cube__face--bottom {
    transform: rotateX(-90deg) translateZ(100px);
}

@keyframes rotate {
    0% {
        transform: rotateX(0) rotateY(0) rotateZ(0);
    }
    100% {
        transform: rotateX(360deg) rotateY(720deg) rotateZ(360deg);
    }
}

/* === Интеграция === */
.integration {
    padding: var(--gap-xxl) 0;
    background-color: var(--white);
}

.integration__cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--gap-xl);
    margin: var(--gap-xxl) 0;
}

.integration-card {
    background-color: var(--bg-light);
    border-radius: var(--border-radius-lg);
    padding: var(--gap-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-medium);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

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

.integration-card__icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: rgba(195, 117, 235, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--gap-lg);
}

.integration-card__img {
    width: 40px;
    height: 40px;
}

.integration-card__title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--gap-md);
    color: var(--dark);
}

.integration__buttons {
    text-align: center;
    margin-top: var(--gap-xl);
}

/* === Сравнение === */
.comparison {
    padding: var(--gap-xxl) 0;
    background: linear-gradient(135deg, rgba(249, 249, 252, 1) 0%, rgba(236, 224, 251, 0.4) 100%);
}

.comparison-table {
    width: 100%;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background-color: var(--white);
    margin: var(--gap-xxl) 0;
}

.comparison-table__header {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    background-color: var(--gray-100);
}

.comparison-table__column {
    padding: var(--gap-lg);
    font-weight: 700;
    color: var(--text);
    text-align: center;
}

.comparison-table__column--highlight {
    background-color: rgba(195, 117, 235, 0.1);
    color: var(--primary);
}

.comparison-table__row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    border-top: 1px solid var(--gray-200);
}

.comparison-table__cell {
    padding: var(--gap-lg);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80px;
}

.comparison-table__cell--highlight {
    background-color: rgba(195, 117, 235, 0.05);
    font-weight: 500;
}

.comparison-table__cell--accent {
    color: var(--primary);
    font-weight: 700;
    font-size: 1.1rem;
}

.comparison__buttons {
    text-align: center;
    margin-top: var(--gap-xl);
}

/* === FAQ === */
.faq {
    padding: var(--gap-xxl) 0;
    background-color: var(--white);
}

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

.faq-item {
    border-bottom: 1px solid var(--gray-200);
}

.faq-item__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--gap-lg) 0;
    cursor: pointer;
}

.faq-item__question h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark);
}

.faq-item__toggle {
    background: none;
    border: none;
    cursor: pointer;
    width: 24px;
    height: 24px;
    position: relative;
    flex-shrink: 0;
}

.faq-item__toggle-icon::before,
.faq-item__toggle-icon::after {
    content: '';
    position: absolute;
    background-color: var(--primary);
    transition: transform var(--transition-fast);
}

.faq-item__toggle-icon::before {
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    transform: translateY(-50%);
}

.faq-item__toggle-icon::after {
    top: 0;
    left: 50%;
    width: 2px;
    height: 100%;
    transform: translateX(-50%);
}

.faq-item.active .faq-item__toggle-icon::after {
    transform: translateX(-50%) rotate(90deg);
    opacity: 0;
}

.faq-item__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-medium);
}

.faq-item.active .faq-item__answer {
    max-height: 500px;
    padding-bottom: var(--gap-lg);
}

/* === CTA === */
.cta {
    padding: var(--gap-xxl) 0;
    background: linear-gradient(135deg, rgba(249, 249, 252, 1) 0%, rgba(236, 224, 251, 0.4) 100%);
}

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

.cta__subtitle {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: var(--gap-xl);
    color: var(--primary-dark);
}

.planerka-wrapper {
    margin: var(--gap-xl) 0;
    padding: var(--gap-xl);
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.cta__buttons {
    margin-top: var(--gap-xl);
}

/* === Футер === */
.footer {
    padding: var(--gap-xxl) 0;
    background-color: var(--bg-dark);
    color: var(--white);
}

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

.footer__logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: var(--gap-md);
}

.footer__contacts {
    display: flex;
    flex-direction: column;
    gap: var(--gap-md);
}

.footer__contact-link {
    color: var(--gray-300);
    transition: color var(--transition-fast);
}

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

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--gap-md);
}

.footer__link {
    color: var(--gray-300);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--primary-light);
}

.footer__copyright {
    color: var(--gray-400);
    font-size: 0.9rem;
    margin-top: var(--gap-md);
}

/* === Модальное окно === */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 200;
    display: none;
}

.modal.active {
    display: block;
}

.modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal__container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 600px;
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.modal__close {
    position: absolute;
    top: var(--gap-md);
    right: var(--gap-md);
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
    z-index: 10;
    transition: color var(--transition-fast);
}

.modal__close:hover {
    color: var(--text);
}

.modal__content {
    padding: var(--gap-xl);
}

.modal__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--gap-xl);
    color: var(--dark);
    text-align: center;
}

.modal__planerka {
    width: 100%;
    min-height: 400px;
}

/* === Медиа-запросы === */
@media (max-width: 1200px) {
    .section-title {
        font-size: 2.25rem;
    }
    
    .hero__title {
        font-size: 2.5rem;
    }
}

@media (max-width: 992px) {
    .hero__inner,
    .problem__inner,
    .solution__inner {
        grid-template-columns: 1fr;
        gap: var(--gap-xl);
    }
    
    .hero__visual {
        order: -1;
    }
    
    .hero__demo {
        transform: none;
    }
    
    .ai-cube {
        width: 150px;
        height: 150px;
    }
    
    .ai-cube__face--front {
        transform: translateZ(75px);
    }
    
    .ai-cube__face--back {
        transform: rotateY(180deg) translateZ(75px);
    }
    
    .ai-cube__face--right {
        transform: rotateY(90deg) translateZ(75px);
    }
    
    .ai-cube__face--left {
        transform: rotateY(-90deg) translateZ(75px);
    }
    
    .ai-cube__face--top {
        transform: rotateX(90deg) translateZ(75px);
    }
    
    .ai-cube__face--bottom {
        transform: rotateX(-90deg) translateZ(75px);
    }
}

@media (max-width: 768px) {
    :root {
        --gap-xxl: 32px;
        --gap-xl: 24px;
        --header-height: 60px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero__title {
        font-size: 2.25rem;
    }
    
    .hero__buttons,
    .cta__buttons {
        flex-direction: column;
        gap: var(--gap-md);
    }
    
    .nav {
        display: none;
    }
    
    .burger {
        display: flex;
    }
    
    .header__inner {
        flex-wrap: wrap;
        justify-content: space-between;
        height: var(--header-height);
    }
    
    .header__buttons {
        display: none;
    }
    
    .integration__cards {
        grid-template-columns: 1fr 1fr;
    }
    
    .comparison-table__header,
    .comparison-table__row {
        grid-template-columns: 1fr;
    }
    
    .comparison-table__column,
    .comparison-table__cell {
        border-bottom: 1px solid var(--gray-200);
    }
    
    .comparison-table__column:last-child,
    .comparison-table__cell:last-child {
        border-bottom: none;
    }
    
    .logo {
        font-size: 1.3rem;
        margin-right: 20px;
    }
    
    .logo__icon {
        font-size: 1.5rem;
    }
    
    .burger {
        width: 20px;
        height: 16px;
    }
    
    .planerka-wrapper {
        padding: var(--gap-xl) 0;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 1.75rem;
    }
    
    .hero__title {
        font-size: 2rem;
    }
    
    .hero__feature,
    .problem__item {
        font-size: 1rem;
    }
    
    .integration__cards {
        grid-template-columns: 1fr;
    }
    
    .faq-item__question h3 {
        font-size: 1.1rem;
    }
    
    .planerka-wrapper {
        padding: var(--gap-md) 0;
        margin: var(--gap-lg) 0;
    }
}

/* === Мобильное меню === */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100%;
    background-color: var(--white);
    z-index: 150;
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-medium);
    display: flex;
    flex-direction: column;
    padding: var(--gap-lg) var(--gap-lg);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu__close {
    position: absolute;
    top: var(--gap-md);
    right: var(--gap-md);
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
}

.mobile-menu__list {
    margin-top: var(--gap-lg);
    display: flex;
    flex-direction: column;
    gap: var(--gap-lg);
}

.mobile-menu__link {
    color: var(--text);
    font-weight: 500;
    font-size: 1.25rem;
}

.mobile-menu__link:hover {
    color: var(--primary);
}

.mobile-menu__buttons {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: var(--gap-md);
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 140;
    display: none;
}

.overlay.active {
    display: block;
}

.app-planerka-embed {
    width: 100%;
    display: block;
}

/* === Блок "Зачем я создал AI-Куратора" === */
.ai-curator-why {
    padding: var(--gap-xxl) 0;
    background-color: var(--white);
    position: relative;
    z-index: 1;
}

.ai-curator-why .section-title {
    margin-bottom: var(--gap-sm);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: var(--gap-xl);
}

.video-container {
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
    .video-container {
        max-width: 100%;
    }
}