/* Глобальные переменные и настройки */
:root {
    --font-heading: 'Manrope', sans-serif;
    --font-body: 'Inter', sans-serif;
    --color-background: #F9FAFB;
    --color-text: #111827;
    --color-primary: #4F46E5;
    --color-primary-dark: #4338CA;
    --color-border: #E5E7EB;
    --color-white: #FFFFFF;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    font-size: 16px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

ul {
    list-style: none;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 700;
}


/* Стили хедера */
.header {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.8);
}

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

.header__logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
}

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

.nav-list {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-list__link {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text);
    padding: 0.5rem 0;
    position: relative;
}

.nav-list__link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

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

.nav-list__link--button {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 0.5rem 1.25rem;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

.nav-list__link--button:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
}

.nav-list__link--button::after {
    display: none;
}


/* Стили футера */
.footer {
    background-color: var(--color-white);
    border-top: 1px solid var(--color-border);
    padding-top: 4rem;
    color: #6B7280;
}

.footer__container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 2rem;
    padding-bottom: 4rem;
}

.footer__logo {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
    display: block;
    margin-bottom: 1rem;
}

.footer__tagline {
    font-size: 0.9rem;
    max-width: 250px;
}

.footer__title {
    font-size: 1.1rem;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.footer__list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer__link {
    color: #6B7280;
}

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

.footer__list--contacts li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer__list--contacts i {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

.footer__bottom {
    border-top: 1px solid var(--color-border);
    text-align: center;
    padding: 1.5rem 0;
    font-size: 0.9rem;
}


/* Адаптивность */
@media (max-width: 992px) {
    .footer__container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-list {
        /* В будущем здесь можно будет реализовать мобильное меню */
        display: none; 
    }
    
    .footer__container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer__tagline {
        margin: 0 auto;
    }
    .footer__list--contacts li {
        justify-content: center;
    }
}

/* --- Стили Hero секции --- */
.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    height: calc(100vh - 80px); /* Высота экрана минус высота хедера */
    min-height: 600px;
    padding: 2rem 0;
}

.hero__container {
    max-width: 800px;
}

.hero__title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    /* Минимальная высота, чтобы избежать "прыжка" контента при печати текста */
    min-height: 140px; 
}

/* Эффект курсора для анимации печати */
.hero__title.typing::after {
    content: '|';
    color: var(--color-primary);
    font-weight: 300;
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    from, to { opacity: 1; }
    50% { opacity: 0; }
}

.hero__subtitle {
    font-size: 1.25rem;
    color: #6B7280;
    margin-bottom: 2.5rem;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

/* Общий стиль для кнопок */
.button {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 500;
    transition: background-color 0.3s ease, transform 0.3s ease;
    text-align: center;
    border: none;
    cursor: pointer;
}

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

/* Адаптивность для Hero */
@media (max-width: 768px) {
    .hero__title {
        font-size: 2.5rem;
        min-height: 100px;
    }

    .hero__subtitle {
        font-size: 1.1rem;
    }
}

/* --- Общие стили для секций --- */
.section {
    padding: 5rem 0;
}

.section__title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
}

.section__subtitle {
    font-size: 1.15rem;
    text-align: center;
    color: #6B7280;
    max-width: 600px;
    margin: 0 auto 3rem auto;
}


/* --- Стили секции "Идеи" --- */
.ideas {
    background-color: var(--color-white);
}

.ideas__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.idea-card {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.idea-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

.idea-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #EEF2FF; /* Light Indigo */
    margin-bottom: 1.5rem;
}

.idea-card__icon i {
    width: 32px;
    height: 32px;
    color: var(--color-primary);
}

.idea-card__title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.idea-card__text {
    color: #6B7280;
    line-height: 1.5;
}


/* --- Адаптивность для секции "Идеи" --- */
@media (max-width: 992px) {
    .ideas__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section {
        padding: 4rem 0;
    }
    .section__title {
        font-size: 2rem;
    }
    .ideas__grid {
        grid-template-columns: 1fr;
    }
}

/* --- Стили секции "Инструменты" --- */
.tools {
    background-color: var(--color-background);
}

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

.tools__tabs {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    background-color: #E5E7EB;
    border-radius: 10px;
    padding: 0.5rem;
}

.tab-button {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 8px;
    background-color: transparent;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    font-family: var(--font-body);
    color: #6B7280;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.tab-button:hover {
    background-color: #F3F4F6;
}

.tab-button.active {
    background-color: var(--color-white);
    color: var(--color-primary);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.tool-item {
    display: flex;
    align-items: center;
    background-color: var(--color-white);
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    margin-bottom: 1rem;
}

.tool-item__logo {
    width: 50px;
    height: 50px;
    border-radius: 8px;
    margin-right: 1rem;
    object-fit: cover;
    flex-shrink: 0;
}

.tool-item__info {
    flex-grow: 1;
}

.tool-item__name {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.1rem;
}

.tool-item__desc {
    color: #6B7280;
    font-size: 0.9rem;
}

.tool-item__link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #F3F4F6;
    color: var(--color-text);
    margin-left: 1rem;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.tool-item__link:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}
/* --- Стили секции "Примеры" --- */
.examples {
    background-color: var(--color-white);
}

.accordion {
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
}

.accordion__item:not(:last-child) {
    border-bottom: 1px solid var(--color-border);
}

.accordion__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    cursor: pointer;
    background-color: var(--color-white);
}

.accordion__header:hover {
    background-color: var(--color-background);
}

.accordion__title {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 0;
}

.accordion__icon {
    transition: transform 0.4s ease;
    flex-shrink: 0;
    margin-left: 1rem;
}

.accordion__content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
    background-color: var(--color-background);
}

/* Стили для открытого состояния */
.accordion__item.active .accordion__icon {
    transform: rotate(180deg);
}
.accordion__item.active .accordion__header {
    color: var(--color-primary);
}


.example-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    padding: 1.5rem;
    padding-bottom: 1rem;
}

.example-comparison__block h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.example-comparison__block p {
    font-size: 0.9rem;
    color: #6B7280;
}

.example-comparison__result {
    padding: 0 1.5rem 1.5rem 1.5rem;
    font-size: 0.9rem;
    font-style: italic;
}

/* Адаптивность для аккордеона */
@media (max-width: 768px) {
    .example-comparison {
        grid-template-columns: 1fr;
    }
}

/* --- Стили секции "Процесс" --- */
.process {
    background-color: var(--color-background);
}

.process__timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
    padding: 2rem 0;
}

/* Вертикальная линия */
.process__timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 40px;
    height: 100%;
    width: 2px;
    background-color: var(--color-border);
    transform: translateX(-50%);
}

.process__item {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    padding-left: 80px; /* Отступ от линии */
}

.process__item:not(:last-child) {
    margin-bottom: 3rem;
}

.process__step {
    position: absolute;
    left: 40px;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--color-white);
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-family: var(--font-heading);
    z-index: 1;
}

.process__content {
    background-color: var(--color-white);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    flex: 1;
}

.process__title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.process__desc {
    color: #6B7280;
}

/* Адаптивность */
@media (max-width: 768px) {
    .process__timeline::before {
        left: 25px;
    }
    .process__item {
        padding-left: 60px;
        gap: 1rem;
    }
    .process__step {
        left: 25px;
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
    }
}

/* --- Стили секции "Контакты" --- */
.contact {
    background-color: var(--color-white);
}

.contact-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--color-background);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid var(--color-border);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-input {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-body);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-group--checkbox {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.form-checkbox {
    width: 1.25em;
    height: 1.25em;
    flex-shrink: 0;
}

.form-checkbox-label {
    font-size: 0.9rem;
    color: #6B7280;
}
.form-checkbox-label a {
    text-decoration: underline;
}

.contact-form__button {
    width: 100%;
    padding: 1rem;
}

.success-message {
    display: none; /* Скрыто по умолчанию */
    text-align: center;
    padding: 2rem;
    border: 1px solid #A7F3D0; /* Light green */
    background-color: #F0FDF4;
    border-radius: 12px;
    color: #065F46;
}
.success-message h4 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* --- Стили Cookie Pop-up --- */
.cookie-popup {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    padding: 1.5rem 2rem;
    box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.07);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    z-index: 200;
    transform: translateY(120%);
    transition: transform 0.5s ease-in-out;
}

.cookie-popup.active {
    transform: translateY(0);
}

.cookie-popup__text {
    color: #6B7280;
}
.cookie-popup__text a {
    color: var(--color-primary);
    text-decoration: underline;
}

.cookie-popup__button {
    flex-shrink: 0;
    padding: 0.75rem 1.5rem;
}

@media (max-width: 768px) {
    .cookie-popup {
        flex-direction: column;
        text-align: center;
    }
}

/* --- Стили для внутренних текстовых страниц (политики и т.д.) --- */
.pages {
    padding: 4rem 0;
    background-color: var(--color-white);
}

.pages .container {
    max-width: 800px;
}

.pages h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.pages h2 {
    font-size: 1.75rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}

.pages p {
    margin-bottom: 1.5rem;
    line-height: 1.7;
    color: #374151;
}

.pages ul {
    list-style-type: disc;
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.pages li {
    margin-bottom: 0.75rem;
    line-height: 1.7;
    color: #374151;
}

.pages a {
    text-decoration: underline;
}

.pages strong {
    font-weight: 600;
    color: var(--color-text);
}