/* HERO */
.hero_fullscreen {
  margin-left: 3rem;
  margin-top: 2rem;
}
.hero_fullscreen h1 {
  font-size: 4rem;
  font-weight: 500;
  line-height: 5rem;
  color: #000;
  width: 65%;
}
.fullscreen_offer_bot {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 3rem;
  margin-top: 4rem;
}
.fullscreen_offer_bot p { width: 65%; }


/* SECTION: "Что входит в услугу" */
.interactive-about { position: relative; padding: 2rem 2rem; }
.interactive-about .about-container {
  display: flex;
  align-items: flex-start;
  gap: 2rem;
}

/* /////////// */
.about-container {
  position: relative;
}
.about-list {
  flex: 0 0 30%;
  z-index: 3;
}
.interactive-about .about-list {
  flex: 0 0 30%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  list-style: none;
  padding: 1rem;
  text-align: left;
  margin: 0;
}
.interactive-about .about-list li {
  border-bottom: 1px solid #C8D2DE;
  font-size: 1.1rem;
  padding: 0.75rem 1rem;
  font-weight: 500;
  color: #333;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}
.interactive-about .about-list li:hover { transform: translateX(6px);}
.interactive-about .about-list li.active {
  transform: translateX(40px);
  border-bottom: 1px solid #333;
}

.about-detail {
  margin-left: 5rem;
  position: relative;
  flex: 1 1 70%;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

/* Иллюстрация позади текста */
.about-detail-bg {
  position: absolute;
  left: 60%;          /* выравнивание левее — подвинь если нужно */
  top: 70%;
  transform: translateY(-50%);
  width: 350px;
  height: 350px;
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center center;
  opacity: 0.8;
  z-index: 1;
  pointer-events: none;
  transition: background-image 0.3s;
}
.about-detail > *:not(.about-detail-bg) {
  position: relative;
  z-index: 2;
}

.item-title {
  margin-top: 7rem;
  margin-left: 2.4rem;
  font-weight: 300;
  height: 50px;
  font-size: 2rem;
}
.about-detail .content {
  margin-top: 2rem;
  margin-left: 2.4rem;
  width: 50%;
  font-size: 1.4rem;
  color: #333;
  display: none;
  align-items: center;
  justify-content: center;
  background: none;
}
.about-detail .content.active { display: flex; }

.section-title {
  text-align: left;
  margin: 8rem 0 1rem 3.5rem;
  font-size: 3rem;
  font-weight: 500;
}
.interactive-about .about-intro {
  text-align: center;
  font-size: 1.4rem;
  color: #555;
  max-width: 600px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

/* Этапы (dev-process) */
.dev-process {
  padding: 60px 4rem;
  max-width: 100%;
}
.dev-title { font-size: 4rem; font-weight: 500; margin-bottom: 20px; text-align: left; }
.dev-subtitle { font-size: 1.5rem; color: #777; margin-bottom: 5rem; text-align: left; }
.dev-steps-line {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 30px;
  padding: 20px 0;
}
.dev-steps-line::before {
  content: "";
  position: absolute;
  top: 50px;
  left: 0; right: 0;
  height: 2px;
  background: #e0e0e0;
  z-index: 1;
}
.step {
  text-align: center;
  position: relative;
  z-index: 2;
  flex: 1;
}
.circle {
  width: 60px; height: 60px;
  background-color: #333;
  color: #fff;
  border-radius: 50%;
  margin: 0 auto 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.step h4 { font-size: 16px; margin-bottom: 6px; font-weight: 600; }
.step p { font-size: 14px; color: #555; line-height: 1.4; }

/* ЦЕНЫ (Тарифы) */
.price-list { width: 100%; padding: 5rem 3rem 0; }
.price-title { font-size: 4rem; font-weight: 500; margin-bottom: 3rem;}
.price-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 1.5rem 0;
  border-bottom: 1px solid #ccc;
  gap: 1rem; flex-wrap: wrap;
  cursor: pointer;
  transition: background 0.15s;
}
.price-row:hover { background: #fafcff;}
.price-name { font-size: 1.1rem; font-weight: 500; max-width: 80%; color: #111;}
.price-info { display: block; text-align: right;}
.price-tags { font-weight: bold; color: #333; width: 100%; font-size: 1rem; margin-right: 1rem;}
.price-tags_mini { color: #333; font-size: 0.8rem; margin-right: 1rem; margin-top: 2rem;}
.price-desc { width: 85%; font-size: 0.95rem; color: #555; line-height: 1.5;}
.details-table{
  display: none;
  margin-top: 10px;
  border-collapse: collapse;
  width: 100%;
}
.details-table th,
.details-table td {
  border: 1px solid #ccc;
  padding: 8px;
  text-align: left;
}
.details-table th { background: #fafafa; }

/* Форма обратной связи */
.contact-form-section {
  width: 100%;
  margin: 6rem auto;
  padding: 8rem 0 0;
  background: #fafafa;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.04);
}
.form-title {
  text-align: center;
  font-size: 4rem;
  font-weight: 500;
  margin-bottom: 2rem;
  color: #333;
}
.contact-form {
  margin: 0 auto;
  width: 40%;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.form-group { display: flex; flex-direction: column; }
.form-group label { font-size: 1.2rem; margin-bottom: 0.5rem; color: #333; }
.form-group input,
.form-group select {
  padding: 0.8rem 1rem;
  border: 1px solid #ccc;
  border-radius: 10px;
  font-size: 1rem;
  background: #fff;
  appearance: none;
  transition: 0.3s;
}
.form-group input:focus, .form-group select:focus {
  outline: none;
  border-color: #007bff;
  box-shadow: 0 0 0 2px rgba(0,123,255,0.1);
}
.form-submit {
  margin-top: 1rem;
  background: #333;
  color: #fff;
  padding: 0.9rem 2rem;
  border: none;
  border-radius: 30px;
  font-size: 1rem;
  cursor: pointer;
  align-self: flex-start;
  transition: 0.3s;
}
.form-submit:hover { background: #000; }
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.checkbox-group input[type="checkbox"] {
  appearance: auto; -webkit-appearance: checkbox;
  width: 1rem; height: 1rem;
  margin-right: 0.5rem;
  cursor: pointer;
}

/* АДАПТИВ */
@media (max-width: 1100px) {
  .about-detail-bg { display: none; }
  .about-detail { margin-left: 3vw; }
  .about-detail .content { width: 98%; }
}
@media (max-width: 700px) {
  .hero_fullscreen { margin: 0; padding: 10rem 2rem 0; }
  .hero_fullscreen h1 { font-size: 2.8rem; line-height: 4rem; width: 100%; }
  .fullscreen_offer_bot p { width: 100%; }
  .section-title { font-size: 2.4rem; margin: 0; padding: 5rem 2rem 2rem; }
  .item-title { font-size: 1.4rem; margin-top: 2rem; margin-left: 0; }
  .interactive-about { padding: 1rem 2rem; }
  .interactive-about .about-container { flex-direction: column; gap: 1.2rem; }
  .interactive-about .about-list { width: 100%; max-width: 100%; padding: 0.5rem; gap: 0.5rem;}
  .interactive-about .about-list li { font-size: 1rem; padding: 0.7rem 0.5rem; border-radius: 8px; border-bottom: 1px solid #e0e0e0; transform: none !important;}
  .interactive-about .about-list li.active { background: #f2f6fa; border-bottom: 1px solid #333;}
  .about-detail { min-height: unset; margin: 0 auto; padding: 0 0.2rem; gap: 1.2rem; width: 100%; }
  .about-detail-bg { left: -40vw; width: 80vw; height: 130px; top: 60px; }
  .about-detail .content { margin: 0;min-height: 120px; font-size: 1.06rem; width: 100%; padding: 0 0.3rem; }
  .price-list { padding: 1.8rem 0.7rem 0; }
  .price-title { font-size: 1.4rem; margin-bottom: 1.2rem; }
  .price-row { flex-direction: column; padding: 2rem 0; }
  .price-name { font-size: 1.06rem; }
  .price-info { text-align: left; }
  .price-desc { font-size: 0.98rem; margin-top: 0.21rem; padding-left: 0;}
  .contact-form { width: 100%; }
  .contact-form-section { margin: 0; padding: 8rem 2rem; }
  .dev-process { padding: 3rem 0; }
}
@media (max-width: 430px) {
  .price-list { padding: 3rem 2rem 0;}
  .price-title { font-size: 2.2rem; }
  .price-name, .price-tags { font-size: 0.97rem;}
  .price-desc { font-size: 0.89rem; text-align: left; }
  .form-title { font-size: 2rem;}
  .contact-form-section { padding: 8rem 2rem;}
  .dev-process { display: none;}
}