*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button, input { font: inherit; border: none; outline: none; background: none; cursor: pointer; }

:root {
  /* Тёмная тема в стиле WhatsApp Dark */
  --bg: #0b0f12;                   /* Основной тёмный фон */
  --surface: #11171d;              /* Фоновые карточки и секции */
  --surface-2: #1b242d;            /* Вторичные элементы и плашки */
  --border: #232d36;               /* Обводка и разделители */
  --text: #d1d7db;                 /* Основной светлый текст */
  --text-dim: #8696a0;             /* Вторичный серый текст */
  --white: #f0f2f5;                /* Белый акцентный текст */

  /* Фирменная палитра WhatsApp */
  --primary: #25d366;              /* Зеленый WhatsApp */
  --primary-light: #00a884;        /* Изумрудный / Бирюзовый */
  --primary-dark: #128c7e;         /* Темно-зеленый */
  --accent: #20c997;               /* Неоновый зеленый */

  /* Градиенты */
  --gradient: linear-gradient(135deg, #25d366 0%, #00a884 50%, #128c7e 100%);
  --gradient-hover: linear-gradient(135deg, #2cd86e 0%, #00b891 100%);

  --font: 'Inter', sans-serif;
  --container-w: 1220px;
  --radius: 14px;
  --transition: 0.3s cubic-bezier(.4,0,.2,1);
}

body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.7; overflow-x: hidden; }
[data-lucide], .lucide { flex-shrink: 0; }
.container { max-width: var(--container-w); margin: 0 auto; padding: 0 24px; }
h1, h2, h3 { color: var(--white); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 2.7rem); line-height: 1.2; }
h3 { font-size: 1.25rem; font-weight: 700; }

.eyebrow {
  display: inline-block; color: var(--primary); font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; font-size: 0.78rem; margin-bottom: 14px; padding: 6px 16px;
  background: rgba(37, 211, 102, 0.1); border-radius: 30px; border: 1px solid rgba(37, 211, 102, 0.25);
}

.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; font-weight: 600; font-size: 0.92rem; border-radius: 10px;
  transition: var(--transition); white-space: nowrap;
}
.btn--lg { padding: 16px 32px; font-size: 1rem; }
.btn--primary { background: var(--gradient); color: #0b0f12; font-weight: 700; box-shadow: 0 8px 24px rgba(37, 211, 102, 0.28); }
.btn--primary:hover { transform: translateY(-2px); background: var(--gradient-hover); box-shadow: 0 12px 28px rgba(37, 211, 102, 0.45); }
.btn--outline { border: 1.5px solid var(--border); color: var(--white); }
.btn--outline:hover { border-color: var(--primary); background: rgba(37, 211, 102, 0.08); color: var(--primary); }
.btn--outline-white { border: 1.5px solid rgba(255,255,255,0.4); color: #fff; }
.btn--outline-white:hover { background: #fff; color: var(--bg); }
.btn--ghost { color: var(--white); }
.btn--ghost:hover { color: var(--primary); }
.btn--block { width: 100%; }
.btn svg { width: 16px; height: 16px; }
.play-icon { display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; border-radius: 50%; background: rgba(37, 211, 102, 0.15); color: var(--primary); }
.play-icon svg { width: 12px; height: 12px; }
.link-btn { font-weight: 600; font-size: 0.92rem; color: var(--text); transition: var(--transition); }
.link-btn:hover { color: var(--primary); }

/* Header */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000; padding: 20px 0;
  transition: var(--transition); border-bottom: 1px solid transparent;
}

.header.scrolled { background: rgba(11, 15, 18, 0.9); backdrop-filter: blur(14px); border-color: var(--border); padding: 14px 0; }
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 1.3rem; font-weight: 800; color: var(--white); }
.logo__mark { width: 26px; height: 26px; border-radius: 8px; background: var(--gradient); display: inline-block; }
.nav { display: flex; gap: 32px; }
.nav__link { font-size: 0.92rem; font-weight: 500; color: var(--text); transition: var(--transition); }
.nav__link:hover { color: var(--primary); }
.header__actions { display: flex; align-items: center; gap: 20px; }
.hamburger { display: none; flex-direction: column; gap: 5px; z-index: 1100; }
.hamburger span { width: 24px; height: 2px; background: var(--white); transition: var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero (Сбамлансированные отступы) */
.hero {
  position: relative;
  padding: 140px 0 80px; /* Уменьшили верхний отступ, чтобы блок не улетал вниз */
  overflow: hidden;
  background-color: var(--bg);
}

.hero__glow {
  position: absolute; top: -100px; left: 50%; transform: translateX(-50%);
  width: 900px; height: 500px; background: var(--gradient); opacity: 0.12; filter: blur(140px); border-radius: 50%;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 40px;
}

/* Левая колонка */
.hero__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  z-index: 2;
  text-align: left;
}

.hero__badges {
  display: flex;
  gap: 10px;
  margin-bottom: 18px; /* Чуть уменьшили отступ */
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
}

.badge-pill--active {
  background: rgba(37, 211, 102, 0.15);
  border-color: var(--primary);
  color: var(--primary);
}

.hero__title {
  font-size: clamp(2.2rem, 3.8vw, 3.4rem); /* Скорректировали максимальный размер, чтобы заголовок идеально умещался в 3 строки */
  line-height: 1.15;
  margin-bottom: 16px;
}

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

.hero__text {
  font-size: 1rem;
  color: var(--text-dim);
  margin-bottom: 24px;
  max-width: 520px;
}

.hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

.hero__features {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.hero__features span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero__features i, .hero__features svg {
  width: 15px;
  height: 15px;
  color: var(--primary);
}

/* Правая колонка: центрирование иллюстрации */
.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2;
}

.hero-illustration {
  position: relative;
  width: 100%;
  max-width: 460px;
  height: 420px; /* Уменьшили высоту контейнера орбиты, чтобы элементы компактно сгруппировались */
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-illustration__orbit {
  position: absolute;
  width: 340px; /* Аккуратный размер орбиты */
  height: 340px;
  border: 2px dashed rgba(37, 211, 102, 0.22);
  border-radius: 50%;
  animation: rotateOrbit 30s linear infinite;
}

@keyframes rotateOrbit {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hero-illustration__card {
  position: relative;
  z-index: 2;
  width: 85%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0,0,0,0.6), 0 0 25px rgba(37, 211, 102, 0.12);
  transform: perspective(1000px) rotateY(-5deg) rotateX(3deg);
  transition: transform var(--transition);
}

.hero-illustration__card:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.hero-illustration__card img {
  width: 100%;
  display: block;
}

/* Плавающие аватары */
.avatar-node {
  position: absolute;
  z-index: 3;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  padding: 2px;
  background: var(--surface);
  box-shadow: 0 8px 20px rgba(0,0,0,0.5);
}

.avatar-node img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.avatar-node__badge {
  position: absolute;
  bottom: -2px;
  right: -2px;
  width: 18px;
  height: 18px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0b0f12;
}

.avatar-node__badge svg, .avatar-node__badge i {
  width: 10px;
  height: 10px;
  color: #0b0f12;
}

/* Контейнер для скрытых тарифов */
.pricing__grid--hidden {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  margin-top: 0;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Когда блок активен (развернут) */
.pricing__grid--hidden.show {
  max-height: 1000px;
  opacity: 1;
  margin-top: 26px; /* отступ от первой сетки */
}

/* Стили для кнопки под тарифами */
.pricing__action {
  display: flex;
  justify-content: center;
  margin-top: 45px;
}

.pricing__action button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.pricing__action button i {
  transition: transform 0.3s ease;
}

/* Поворот иконки при открытии */
.pricing__action button.open i {
  transform: rotate(180deg);
}

/* Адаптивность для скрытой сетки */
@media (max-width: 992px) {
  .pricing__grid--hidden {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  .pricing__grid--hidden {
    grid-template-columns: 1fr;
  }
}

/* Стили для выпадающего списка внутри карточки */
.price-card__extra-wrapper {
  margin: 10px 0 24px 0;
  border-top: 1px dashed var(--border);
  padding-top: 12px;
}

.price-card__dropdown-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  padding: 4px 0;
  transition: var(--transition);
}

.price-card__dropdown-btn:hover {
  color: var(--white);
}

.price-card__dropdown-btn svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
}

/* Состояние при открытии аккордеона */
.price-card__extra-wrapper.open .price-card__dropdown-btn svg {
  transform: rotate(180deg);
}

.price-card__extra-list {
  max-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), margin-top 0.4s ease;
  margin-top: 0;
}

.price-card__extra-wrapper.open .price-card__extra-list {
  max-height: 300px; /* Достаточная высота для развертывания списка */
  margin-top: 14px;
}

.price-card__extra-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-dim);
}

.price-card__extra-list li svg {
  width: 15px;
  height: 15px;
  color: var(--primary);
  flex-shrink: 0;
}

.avatar-node--1 { top: 20px; right: 30px; }
.avatar-node--2 { top: 160px; left: 0px; }
.avatar-node--3 { bottom: 25px; right: 35px; }

/* Brands */
.brands { padding: 50px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.brands__label { text-align: center; color: var(--text-dim); font-size: 0.85rem; margin-bottom: 26px; }
.brands__row { display: flex; justify-content: center; flex-wrap: wrap; gap: 50px; }
.brands__row span { font-weight: 700; font-size: 1.15rem; color: var(--text-dim); letter-spacing: -0.02em; opacity: 0.7; }

/* Section head */
.section-head { text-align: center; max-width: 620px; margin: 0 auto 60px; }
.section-head__text { color: var(--text-dim); margin-top: 14px; }

/* Features */
.features { padding: 130px 0; }
.features__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.feature-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 34px; transition: var(--transition);
}
.feature-card:hover { border-color: var(--primary); transform: translateY(-6px); box-shadow: 0 10px 30px rgba(37, 211, 102, 0.1); }
.feature-card__icon {
  width: 52px; height: 52px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.feature-card__icon svg { width: 24px; height: 24px; }

/* WhatsApp стилизованные иконки элементов */
.icon--purple { background: rgba(37, 211, 102, 0.15); color: #25d366; }
.icon--blue { background: rgba(0, 168, 132, 0.15); color: #00a884; }
.icon--green { background: rgba(18, 140, 126, 0.15); color: #20c997; }
.icon--orange { background: rgba(249, 115, 22, 0.15); color: #f97316; }
.icon--pink { background: rgba(236, 72, 153, 0.15); color: #ec4899; }
.icon--teal { background: rgba(20, 184, 166, 0.15); color: #14b8a6; }

.feature-card h3 { margin-bottom: 10px; }
.feature-card p { color: var(--text-dim); font-size: 0.94rem; }

/* How */
.how { padding: 0 0 130px; }
.how__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.how__step {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; position: relative;
}
.how__step img { height: 190px; width: 100%; object-fit: cover; }
.how__num {
  position: absolute; top: 16px; left: 16px; background: rgba(11, 15, 18, 0.85); backdrop-filter: blur(6px);
  color: var(--primary); font-weight: 800; padding: 6px 14px; border-radius: 8px; font-size: 0.9rem; z-index: 2; border: 1px solid var(--border);
}
.how__step h3 { padding: 22px 22px 8px; }
.how__step p { padding: 0 22px 26px; color: var(--text-dim); font-size: 0.92rem; }

/* Stats band */
.stats-band { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 70px 0; }
.stats-band__grid { display: grid; grid-template-columns: repeat(4, 1fr); text-align: center; gap: 20px; }
.stat-item strong, .stat-item span { font-size: 2.6rem; font-weight: 800; color: var(--white); }
.stat-item strong { background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-item span { background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-item p { color: var(--text-dim); margin-top: 8px; font-size: 0.92rem; }

/* Pricing */
.pricing { padding: 130px 0; }
.pricing__toggle { display: flex; align-items: center; justify-content: center; gap: 16px; margin-bottom: 60px; font-weight: 600; color: var(--text-dim); }
.pricing__toggle .active { color: var(--white); }
.pricing__toggle em { color: var(--primary); font-style: normal; font-size: 0.78rem; margin-left: 6px; }
.switch { width: 50px; height: 28px; border-radius: 20px; background: var(--surface-2); border: 1px solid var(--border); position: relative; }
.switch__knob { position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: var(--gradient); transition: var(--transition); }
.switch.on .switch__knob { left: 25px; }
.pricing__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; align-items: stretch; }
.price-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 40px 32px;
  display: flex; flex-direction: column; position: relative; transition: var(--transition);
}
.price-card:hover { transform: translateY(-6px); }

/* Выделенный популярный тариф */
.price-card--featured {
  border: 1.5px solid var(--primary);
  background: linear-gradient(180deg, rgba(37, 211, 102, 0.06), var(--surface) 35%);
  box-shadow: 0 10px 40px rgba(37, 211, 102, 0.12);
}
.price-card__tag {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: var(--gradient); color: #0b0f12;
  padding: 6px 18px; border-radius: 20px; font-size: 0.78rem; font-weight: 800;
}
.price-card__desc { color: var(--text-dim); font-size: 0.9rem; margin: 10px 0 24px; min-height: 44px; }
.price-card__price { display: flex; align-items: baseline; gap: 4px; margin-bottom: 30px; }
.currency { font-size: 1.4rem; font-weight: 700; color: var(--white); }
.amount { font-size: 3rem; font-weight: 800; color: var(--white); }
.period { color: var(--text-dim); font-size: 0.95rem; }
.price-card__list { margin-bottom: 34px; flex: 1; display: flex; flex-direction: column; gap: 14px; }
.price-card__list li { display: flex; align-items: center; gap: 10px; font-size: 0.92rem; color: var(--text); }
.price-card__list li svg { width: 16px; height: 16px; color: var(--primary); flex-shrink: 0; }

/* Testimonials */
.testimonials { padding: 0 0 130px; }
.testimonials__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.t-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.stars { display: flex; gap: 3px; margin-bottom: 14px; }
.stars svg { width: 15px; height: 15px; color: #ffb020; fill: #ffb020; }
.t-card p { font-size: 0.92rem; color: var(--text); margin-bottom: 22px; }
.t-card__author { display: flex; align-items: center; gap: 12px; }
.t-card__author img { width: 42px; height: 42px; border-radius: 50%; object-fit: cover; }
.t-card__author strong { display: block; font-size: 0.88rem; color: var(--white); }
.t-card__author span { font-size: 0.78rem; color: var(--text-dim); }

/* FAQ */
.faq { padding: 0 0 130px; }
.faq__grid { display: grid; grid-template-columns: 0.9fr 1.4fr; gap: 60px; }
.faq__intro h2 { margin-bottom: 16px; }
.faq__intro .section-head__text { margin-bottom: 26px; }
.faq__item { border-bottom: 1px solid var(--border); }
.faq__question {
  width: 100%; display: flex; justify-content: space-between; align-items: center; text-align: left;
  padding: 22px 0; font-weight: 600; color: var(--white); font-size: 1rem;
}
.faq__question svg { width: 18px; height: 18px; color: var(--primary); transition: var(--transition); flex-shrink: 0; }
.faq__item.active .faq__question svg { transform: rotate(180deg); }
.faq__answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq__item.active .faq__answer { max-height: 200px; }
.faq__answer p { padding-bottom: 22px; color: var(--text-dim); font-size: 0.92rem; }

/* CTA */
.cta { position: relative; padding: 110px 0; text-align: center; overflow: hidden; }
.cta__bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.cta__overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(11, 15, 18, 0.93), rgba(0, 168, 132, 0.85)); }
.cta__content { position: relative; z-index: 2; }
.cta__content h2 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 16px; }
.cta__content p { color: rgba(255,255,255,0.85); font-size: 1.1rem; margin-bottom: 36px; }
.cta__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Footer */
.footer { padding: 80px 0 0; border-top: 1px solid var(--border); }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 50px; padding-bottom: 50px; }
.footer__col--brand p { color: var(--text-dim); font-size: 0.9rem; margin: 18px 0 22px; max-width: 300px; }
.footer__col h4 { color: var(--white); margin-bottom: 20px; font-size: 0.95rem; }
.footer__col a { display: block; margin-bottom: 12px; font-size: 0.9rem; color: var(--text-dim); transition: var(--transition); }
.footer__col a:hover { color: var(--primary); }
.socials { display: flex; gap: 10px; }
.socials a {
  width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--border); display: flex;
  align-items: center; justify-content: center; margin: 0; transition: var(--transition);
}
.socials a svg { width: 16px; height: 16px; }
.socials a:hover { border-color: var(--primary); color: var(--primary); background: rgba(37, 211, 102, 0.08); }
.footer__bottom {
  display: flex; justify-content: space-between; padding: 26px 0; border-top: 1px solid var(--border);
  font-size: 0.82rem; color: var(--text-dim);
}
.footer__legal { display: flex; gap: 24px; }
.footer__legal a:hover { color: var(--white); }

/* Back to top */
.back-to-top {
  position: fixed; bottom: 30px; right: 30px; width: 46px; height: 46px; border-radius: 12px;
  background: var(--gradient); color: #0b0f12; display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transform: translateY(10px); transition: var(--transition); z-index: 900;
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.35);
}
.back-to-top svg { width: 20px; height: 20px; }
.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }

/* Responsive */
@media (max-width: 1024px) {
  .hero { padding: 150px 0 90px; }
  .features, .pricing { padding: 100px 0; }
  .how { padding: 0 0 100px; }
  .testimonials, .faq { padding: 0 0 100px; }
}
@media (max-width: 992px) {
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero__content {
    align-items: center;
    text-align: center;
  }
  .hero__text {
    margin-left: auto;
    margin-right: auto;
  }
  .hero__actions {
    justify-content: center;
  }
  .hero__features {
    justify-content: center;
  }
  .features__grid, .how__grid, .pricing__grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .faq__grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav, .header__actions { display: none; }
  .hamburger { display: flex; }
  .nav.open {
    display: flex; position: fixed; top: 0; right: 0; height: 100vh; width: 280px; background: var(--surface);
    flex-direction: column; padding: 100px 40px; gap: 24px; box-shadow: -10px 0 40px rgba(0,0,0,0.6); z-index: 1050;
    border-left: 1px solid var(--border);
  }
  .features__grid, .how__grid, .pricing__grid, .testimonials__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: 10px; text-align: center; }
  .stats-band__grid { grid-template-columns: repeat(2, 1fr); gap: 36px; }
  .hero-illustration { max-width: 360px; height: 360px; }
  .hero-illustration__orbit { width: 280px; height: 280px; }
}
@media (max-width: 480px) {
  .hero { padding: 130px 0 70px; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { width: 100%; }
  .badge-pill { font-size: 0.75rem; padding: 5px 10px; }
  .features, .pricing { padding: 80px 0; }
  .how { padding: 0 0 80px; }
  .testimonials, .faq { padding: 0 0 80px; }
  .feature-card { padding: 26px; }
  .how__step h3 { padding: 18px 18px 8px; }
  .how__step p { padding: 0 18px 22px; }
  .price-card { padding: 32px 22px; }
  .stats-band__grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .stat-item strong, .stat-item span { font-size: 2rem; }
  .section-head { margin-bottom: 40px; }
  .cta__actions { flex-direction: column; align-items: stretch; }
  .cta__actions .btn { width: 100%; }
  .footer { padding: 60px 0 0; }
}

/* Calculator Section — Компактный и аккуратный вид */
/* Calculator Section — Плотная и сбалансированная верстка */
.calculator {
  padding: 80px 0;
}

.calculator__outer-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  align-items: stretch;
}

/* Левая карточка калькулятора */
.calculator__card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px 26px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.calculator__header {
  margin-bottom: 20px;
}

.calculator__header h2 {
  font-size: 1.6rem;
  margin-top: 4px;
  line-height: 1.25;
}

.calculator__header .section-head__text {
  font-size: 0.85rem;
  margin-top: 4px;
  color: var(--text-dim);
}

/* Ползунки теперь занимают всю ширину без дыр */
.calculator__controls {
  margin-bottom: 16px;
}

.calc-group {
  margin-bottom: 16px;
}

.calc-group__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
  font-weight: 600;
}

.calc-group__header label {
  color: var(--white);
  font-size: 0.85rem;
}

.calc-group__value {
  color: var(--primary);
  font-size: 0.98rem;
  font-weight: 800;
}

.calc-group input[type=range] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 4px;
  background: var(--surface-2);
  outline: none;
  border: 1px solid var(--border);
}

.calc-group input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--gradient);
  cursor: pointer;
  box-shadow: 0 0 12px rgba(37, 211, 102, 0.4);
}

.calc-group__range-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 4px;
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* Результат снизу ползунков */
.calculator__result {
  background: linear-gradient(145deg, var(--surface-2) 0%, rgba(11, 15, 18, 0.9) 100%);
  border: 1px solid rgba(37, 211, 102, 0.25);
  border-radius: 14px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.result-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.result-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
}

.result-badge svg { width: 13px; height: 13px; }

.result-main__label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-dim);
}

.result-main__price {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
}

.result-main__price .currency {
  font-size: 1.2rem;
}

.result-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 8px 0;
  border-top: 1px dashed var(--border);
  border-bottom: 1px dashed var(--border);
}

.result-stat-item strong {
  display: block;
  font-size: 0.95rem;
  color: var(--white);
}

.result-stat-item span {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.result-note {
  font-size: 0.78rem;
  line-height: 1.35;
  color: var(--text);
}

.result-note b { color: var(--primary); }

.result-note svg {
  width: 12px;
  height: 12px;
  color: var(--primary);
  vertical-align: middle;
  margin-right: 2px;
}

.calculator__result .btn {
  padding: 11px 16px;
  font-size: 0.88rem;
}

/* Правая колонка: Сферы бизнеса */
.calc-niches__card {
  height: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
}

.calc-niches__card h3 {
  font-size: 1.3rem;
  margin: 4px 0 6px;
  line-height: 1.25;
}

.calc-niches__sub {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.calc-niches__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.calc-niches__list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: var(--transition);
}

.calc-niches__list li:hover {
  border-color: var(--primary);
  transform: translateX(4px);
}

.calc-niches__icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(37, 211, 102, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.calc-niches__icon svg {
  width: 16px;
  height: 16px;
  color: var(--primary);
}

.calc-niches__list strong {
  display: block;
  font-size: 0.85rem;
  color: var(--white);
}

.calc-niches__list span {
  display: block;
  font-size: 0.72rem;
  color: var(--text-dim);
}

/* Адаптивность */
@media (max-width: 992px) {
  .calculator__outer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}