/* ========== ПЕРЕМЕННЫЕ И БАЗОВЫЕ СБРОСЫ ========== */
:root {
    /* Основной акцент */
    --yellow: #FFD700;
    /* Светлые оттенки жёлтого */
    --yellow-light1: #FFE55C;
    --yellow-light2: #FFEE97;
    /* Тёмные оттенки жёлтого */
    --yellow-dark1: #A38A00;
    --yellow-dark2: #685800;

    --diamond1: #92c0f0;  /* яркий голубой (блеск) */
    --diamond2: #4372cf;
    /* Фоны */
    --bg-light: #FFFAE4;
    --bg-dark: #2C1F0D;
    /* Цвета текста */
    --text-light: #232323;
    --text-dark: #f1f1f1;
    /* Шрифты */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    /* Размеры */
    --header-height: 70px;
    --section-padding: 40px 20px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-light);
    color: var(--text-light);
    line-height: 1.6;
    font-size: 18px; /* Базовый размер для текста */
}

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

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

ul {
    list-style: none;
}

/* ========== ШАПКА ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: var(--bg-dark);
    z-index: 1000;
    display: flex;
    align-items: center;
    padding: 0 30px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.header__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

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

.logo-img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.8rem;
    color: var(--yellow);
    letter-spacing: -0.5px;
}

.header__nav .nav-list {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 600;
    font-size: 1.1rem;
    padding: 0 10px;
    height: var(--header-height);
    display: flex;
    align-items: center;
    transition: background 0.3s, color 0.3s;
}

.nav-link:hover {
    background-color: rgba(255, 215, 0, 0.15);
    color: var(--yellow);
}

.nav-link.active {
    background-color: var(--bg-light);
    color: var(--text-light);
}

.nav-link.active:hover {
    background-color: var(--yellow-light1);
}

.btn {
    display: inline-block;
    font-weight: 700;
    padding: 12px 30px;
    border-radius: 50px;
    font-size: 1.1rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-family: var(--font-body);
}

.btn--header {
    background-color: var(--yellow);
    color: var(--text-light);
    padding: 8px 24px;
    font-size: 1rem;
}

.btn--header:hover {
    background-color: var(--yellow-dark1);
    transform: scale(1.05);
}

.btn--primary {
    background-color: var(--yellow);
    color: var(--text-light);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.btn--primary:hover {
    background-color: var(--yellow-dark1);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.6);
}

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

.btn--secondary:hover {
    background-color: var(--yellow-dark1);
    color: var(--bg-light);
    transform: translateY(-3px);
}

.btn--large {
    padding: 18px 50px;
    font-size: 1.4rem;
}

.btn--footer {
    background-color: var(--yellow);
    color: var(--text-light);
    padding: 10px 30px;
}

.btn--footer:hover {
    background-color: var(--yellow-dark1);
    transform: scale(1.05);
}

/* ========== ОБЩИЕ СТИЛИ ДЛЯ СЕКЦИЙ ========== */
section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--section-padding);
    scroll-margin-top: var(--header-height);
}

.block {
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 100%;
    margin: 0 auto;
    padding-left: 10%;
    padding-right: 10%;
    width: 100%;
}

.block--image-left .block__image {
    order: 0;
}
.block--image-right .block__image {
    order: 1;
}

.block__image {
    flex: 1 1 45%;
    max-width: 45%;
}

.block__image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
}

.block__content {
    flex: 1 1 50%;
}

.block__title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.block__subtitle {
    font-size: 1.4rem;
    font-weight: 400;
    color: #555;
    margin-bottom: 30px;
}

.block__text {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--text-light);
}

.highlight {
    color: var(--yellow);
}

/* ========== БЛОК 1. HERO ========== */
.hero {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--yellow-light2) 100%);
}

.hero__title {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 3rem;
    line-height: 1.1;
    margin-bottom: 10px;
}

.hero__subtitle {
    font-size: 1rem;
    color: #666;
    margin-bottom: 25px;
    font-weight: 500;
}

.hero__description {
    font-size: 1.3rem;
    margin-bottom: 30px;
    max-width: 600px;
}

.hero__footnote {
    margin-top: 15px;
    font-size: 0.95rem;
    color: #777;
}

/* ========== БЛОК 2. ПРОБЛЕМА ========== */
.problem {
    background-color: var(--bg-light);
}

/* ========== БЛОК 3. ЦЕННОСТЬ ========== */
.value {
    background-color: #fff;
    flex-direction: column;
    justify-content: center;
}

.value__header {
    text-align: center;
    margin-bottom: 50px;
}

.value__header .block__title {
    font-size: 3.2rem;
}

.value__cards {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 1100px;
    margin: 0 auto;
}

.value-card {
    background: var(--bg-light);
    padding: 40px 30px;
    border-radius: 30px;
    flex: 1 1 280px;
    max-width: 340px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 2px solid transparent;
}

.value-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    border-color: var(--yellow);
}

.value-card__icon {
    font-size: 4rem;
    margin-bottom: 15px;
}

.value-card__title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.6rem;
    margin-bottom: 10px;
}

.value-card__text {
    font-size: 1.1rem;
    color: #444;
}

/* ========== БЛОК 4. АУДИТОРИЯ ========== */
.audience {
    background-color: var(--bg-light);
}

.audience__list {
    font-size: 1.2rem;
    margin-bottom: 25px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

.audience__list li::before {
    content: "✅";
    font-size: 1.4rem;
}

/* ========== БЛОК 5. ПРОЦЕСС ========== */
.process {
    background-color: #fff;
    flex-direction: column;
    justify-content: center;
}

.process__header {
    text-align: center;
    margin-bottom: 50px;
}

.process__steps {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 1100px;
    margin: 0 auto;
}

.step {
    background: var(--bg-light);
    padding: 40px 30px;
    border-radius: 30px;
    flex: 1 1 260px;
    max-width: 320px;
    text-align: center;
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

.step:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.step__number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--yellow);
    color: var(--text-light);
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 2.2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(255, 215, 0, 0.4);
}

.step__icon {
    font-size: 3.5rem;
    margin: 25px 0 15px;
}

.step__title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.6rem;
    margin-bottom: 10px;
}

.step__text {
    font-size: 1.1rem;
    color: #444;
}

/* ========== БЛОК 6. ТАРИФЫ ========== */
.tariffs {
    background-color: var(--bg-light);
    flex-direction: column;
    justify-content: center;
}

.tariffs__header {
    text-align: center;
    margin-bottom: 50px;
}

.tariffs__cards {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 1100px;
    margin: 0 auto;
}

.tariff-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 30px;
    flex: 1 1 300px;
    max-width: 420px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: transform 0.4s, box-shadow 0.4s;
    border: 2px solid transparent;
    position: relative;
}

.tariff-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.12);
    border-color: var(--yellow);
}

.tariff-card--premium {
    background: linear-gradient(145deg, var(--diamond1), var(--diamond2));
    color: var(--text-dark);
    border: 2px solid var(--diamond2);
    box-shadow: 0 8px 30px rgba(74, 144, 217, 0.3);
}

.tariff-card--premium .tariff-card__title {
    color: var(--yellow);
}

.tariff-card--premium .tariff-card__features li {
    color: var(--text-dark);
}

.tariff-card--premium .tariff-card__price {
    color: var(--yellow);
}

.tariff-card__icon {
    font-size: 3.5rem;
    margin-bottom: 10px;
}

.tariff-card__title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 2rem;
    margin-bottom: 15px;
}

.tariff-card__description {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: #555;
}

.tariff-card--premium .tariff-card__description {
    color: #dadada;
}

.tariff-card__features {
    margin: 20px 0;
    font-size: 1.05rem;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tariff-card__features li {
    display: flex;
    align-items: center;
    gap: 8px;
}

.tariff-card__duration {
    font-weight: 600;
    margin: 10px 0 5px;
}

.tariff-card__price {
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--yellow-dark1);
    margin: 10px 0 20px;
}

.tariff-card .btn {
    width: 100%;
}

.tariffs__footnote {
    margin-top: 40px;
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    max-width: 800px;
}

/* ========== БЛОК 7. ОФФЕР ========== */
.offer {
    background: linear-gradient(135deg, var(--yellow-light2) 0%, var(--bg-light) 100%);
}

.offer__box {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 30px;
    border: 2px solid var(--yellow);
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
}

.offer__box p {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.offer__percent {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 2rem;
    color: var(--yellow-dark1);
    display: inline-block;
    margin: 0 5px;
}

.offer__limit {
    font-size: 1rem;
    color: #666;
    font-style: italic;
    margin-top: 10px;
}

/* ========== БЛОК 8. CTA ========== */
.cta {
    background-color: var(--bg-dark);
    color: var(--text-dark);
    flex-direction: column;
    text-align: center;
    justify-content: center;
    gap: 20px;
}

.cta .block__title {
    color: var(--yellow);
    font-size: 3.5rem;
}

.cta .block__subtitle {
    color: var(--text-dark);
    font-size: 1.4rem;
    max-width: 700px;
}

.cta__footnote {
    font-size: 1rem;
    color: #999;
}

/* ========== ПОДВАЛ ========== */
.footer {
    background-color: var(--bg-dark);
    color: var(--text-dark);
    padding: 60px 20px 30px;
}

.footer__container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

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

.footer__logo .logo-text {
    color: var(--yellow);
}

.footer__nav .nav-list {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.footer__nav .nav-link {
    color: var(--text-dark);
    font-size: 1rem;
    padding: 5px 10px;
}

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

.footer__legal {
    display: flex;
    gap: 30px;
    font-size: 0.95rem;
    color: #999;
}

.footer__policy {
    color: var(--yellow);
    text-decoration: underline;
}

.footer__policy:hover {
    color: var(--yellow-light1);
}

.footer__slogan {
    font-size: 1.1rem;
    font-style: italic;
    color: #aaa;
}

.footer__ps {
    max-width: 700px;
    text-align: center;
    font-size: 1rem;
    color: #aaa;
    border-top: 1px solid #444;
    padding-top: 20px;
    margin-top: 10px;
}

.footer__ps strong {
    color: var(--yellow);
}

/* ========== АНИМАЦИИ ========== */
/* Плавное появление элементов при загрузке */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

section {
    animation: fadeInUp 0.8s ease forwards;
}

/* Задержки для последовательного появления */
.hero {
    animation-delay: 0.1s;
}
.problem {
    animation-delay: 0.2s;
}
.value {
    animation-delay: 0.3s;
}
.audience {
    animation-delay: 0.4s;
}
.process {
    animation-delay: 0.5s;
}
.tariffs {
    animation-delay: 0.6s;
}
.offer {
    animation-delay: 0.7s;
}
.cta {
    animation-delay: 0.8s;
}

/* Анимация для кнопок пульсации на главной */
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 215, 0, 0.5); }
    70% { box-shadow: 0 0 0 15px rgba(255, 215, 0, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 215, 0, 0); }
}

.btn--primary {
    animation: pulse 2s infinite;
}

/* ========== АДАПТИВНОСТЬ ========== */
@media (max-width: 992px) {
    .block {
        gap: 40px;
    }
    .block__title {
        font-size: 2.6rem;
    }
    .hero__title {
        font-size: 3.2rem;
    }
    .tariff-card {
        flex: 1 1 280px;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 0 15px;
    }
    .header__nav {
        display: none; /* Для мобильного меню нужен бургер, но в задании не просили – можно оставить или сделать бургер позже */
    }
    .header__container {
        flex-wrap: wrap;
        justify-content: space-between;
    }
    /* Для простоты пока скрываем навигацию на мобилках, можно добавить бургер */
    .btn--header {
        padding: 6px 16px;
        font-size: 0.9rem;
    }
    .block {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
    .block--image-left .block__image,
    .block--image-right .block__image {
        order: 0;
        max-width: 80%;
        margin: 0 auto;
    }
    .block__image {
        max-width: 80%;
    }
    .block__content {
        width: 100%;
    }
    .block__title {
        font-size: 2.2rem;
    }
    .hero__title {
        font-size: 2.8rem;
    }
    .hero__description {
        font-size: 1.1rem;
    }
    .value__cards {
        flex-direction: column;
        align-items: center;
    }
    .value-card {
        max-width: 100%;
    }
    .tariffs__cards {
        flex-direction: column;
        align-items: center;
    }
    .tariff-card {
        max-width: 100%;
    }
    .process__steps {
        flex-direction: column;
        align-items: center;
    }
    .step {
        max-width: 100%;
    }
    .offer__box {
        padding: 20px;
    }
    .offer__percent {
        font-size: 2.8rem;
    }
    .cta .block__title {
        font-size: 2.8rem;
    }
    .footer__nav .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    .footer__legal {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .block__title {
        font-size: 1.8rem;
    }
    .hero__title {
        font-size: 2.2rem;
    }
    .btn {
        padding: 10px 20px;
        font-size: 1rem;
    }
    .btn--large {
        padding: 14px 30px;
        font-size: 1.2rem;
    }
    .step__number {
        width: 40px;
        height: 40px;
        font-size: 1.8rem;
        top: -15px;
    }
}
/* ===== СТИЛИ ДЛЯ АККОРДЕОНА (FAQ) ===== */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background-color: var(--bg-light);
    border-radius: 16px;
    overflow: hidden;
    border: 2px solid transparent;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.faq-item:hover {
    border-color: var(--yellow);
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.faq-item__question {
    padding: 20px 25px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
    user-select: none;
    color: var(--text-light);
}

.faq-item__question::-webkit-details-marker {
    display: none;
}

.faq-item__question::after {
    content: "+";
    font-size: 1.8rem;
    font-weight: 300;
    color: var(--yellow);
    transition: transform 0.3s;
    flex-shrink: 0;
    margin-left: 20px;
}

.faq-item[open] .faq-item__question::after {
    transform: rotate(45deg);
}

.faq-item__question:hover {
    background-color: rgba(255, 215, 0, 0.08);
}

.faq-item__answer {
    padding: 0 25px 25px;
    font-size: 1.1rem;
    color: #444;
    line-height: 1.7;
}

.faq-item__answer ul {
    list-style: disc;
    padding-left: 25px;
    margin: 10px 0;
}

.faq-item__answer ul li {
    margin-bottom: 5px;
}

.faq-item__answer strong {
    color: var(--yellow-dark1);
}

/* Адаптив для FAQ */
@media (max-width: 768px) {
    .faq-item__question {
        font-size: 1.05rem;
        padding: 16px 20px;
    }
    .faq-item__answer {
        font-size: 1rem;
        padding: 0 20px 20px;
    }
}

@media (max-width: 480px) {
    .faq-item__question {
        font-size: 0.95rem;
        padding: 14px 16px;
    }
    .faq-item__answer {
        font-size: 0.95rem;
        padding: 0 16px 16px;
    }
}