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

/* Цветовая палитра сайта */
:root {
  --bg-main: #0C1F2C;
  --accent: #F7B32B;
  --text-primary: #F0F0F0;
  --text-secondary: #B0BEC5;
  --bg-gradient-start: #1E3A5F;
  --bg-gradient-end: #0C1F2C;
  --ui-element: #00C2A8;
  --form-border: 2px solid #F7B32B;
  --transition: all 0.3s ease;
  --section-padding: 80px 0;
}

/* Базовые стили */
html {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
  font-size: 16px;
}

body {
  font-family: 'Roboto Condensed', sans-serif;
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

section {
  padding: var(--section-padding);
  scroll-snap-align: start;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  position: relative;
  display: inline-block;
}

h2::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60%;
  height: 3px;
  background-color: var(--accent);
  transition: var(--transition);
}

h2:hover::after {
  width: 100%;
}

h3 {
  font-size: 1.75rem;
}

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

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

a:hover {
  color: var(--accent);
}

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

.btn {
  display: inline-block;
  padding: 12px 28px;
  background-color: var(--accent);
  color: var(--bg-main);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
}

.btn:hover {
  background-color: var(--ui-element);
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

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

/* Хедер и навигация */
.header {
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 1000;
  background: linear-gradient(to bottom, rgba(12, 31, 44, 0.95), rgba(12, 31, 44, 0.85));
  backdrop-filter: blur(5px);
  padding: 15px 0;
  transition: var(--transition);
}

.header.scrolled {
  padding: 10px 0;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

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

.logo {
  display: flex;
  align-items: center;
}

.nav__list {
  display: flex;
  list-style: none;
}

.nav__item {
  margin: 0 15px;
}

.nav__link {
  position: relative;
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav__link::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent);
  transition: var(--transition);
}

.nav__link:hover::after {
  width: 100%;
}

.header__phone {
  font-size: 1.1rem;
  font-weight: 700;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 20px;
  position: relative;
}

.mobile-menu-btn span {
  display: block;
  width: 30px;
  height: 2px;
  background-color: var(--text-primary);
  position: absolute;
  transition: var(--transition);
}

.mobile-menu-btn span:nth-child(1) {
  top: 0;
}

.mobile-menu-btn span:nth-child(2) {
  top: 9px;
}

.mobile-menu-btn span:nth-child(3) {
  bottom: 0;
}

/* Hero секция */
.hero {
  height: 100vh;
  background: linear-gradient(to bottom, rgba(12, 31, 44, 0.7), rgba(12, 31, 44, 0.9)), url('../img/PKS1Eb.jpg') no-repeat center/cover;
  display: flex;
  align-items: center;
  text-align: center;
  position: relative;
  margin-top: 0;
  padding-top: 80px;
}

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

.hero__title {
  font-size: 4rem;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeInUp 1s ease forwards;
  animation-delay: 0.3s;
}

.hero__subtitle {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  color: var(--text-secondary);
  opacity: 0;
  animation: fadeInUp 1s ease forwards;
  animation-delay: 0.6s;
}

.hero__btn {
  opacity: 0;
  animation: fadeInUp 1s ease forwards;
  animation-delay: 0.9s;
}

/* О компании */
.about {
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
}

.about__inner {
  display: flex;
  align-items: center;
  gap: 50px;
}

.about__image {
  flex: 1;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  transition: var(--transition);
}

.about__image:hover {
  transform: scale(1.03);
}

.about__content {
  flex: 1;
}

/* Услуги */
.services {
  background-color: var(--bg-main);
}

.services__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.service-card {
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
  border-radius: 8px;
  padding: 30px;
  transition: var(--transition);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 0;
  background-color: var(--accent);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-10px);
}

.service-card:hover::before {
  height: 100%;
}

.service-card__title {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: var(--accent);
}

.service-card__price {
  display: inline-block;
  background-color: var(--ui-element);
  color: var(--bg-main);
  padding: 5px 15px;
  border-radius: 20px;
  font-weight: 700;
  margin-bottom: 15px;
}

/* Преимущества */
.benefits {
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
}

.benefits__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.benefit-item {
  text-align: center;
  padding: 20px;
  transition: var(--transition);
}

.benefit-item:hover {
  transform: translateY(-10px);
}

.benefit-item__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background-color: var(--bg-main);
  border-radius: 50%;
  margin: 0 auto 20px;
  color: var(--accent);
  font-size: 2rem;
  transition: var(--transition);
}

.benefit-item:hover .benefit-item__icon {
  background-color: var(--accent);
  color: var(--bg-main);
}

/* Отзывы */
.testimonials {
  background-color: var(--bg-main);
}

.testimonials__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.testimonial-card {
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
  border-radius: 8px;
  padding: 30px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  position: relative;
}

.testimonial-card::before {
  content: """;
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: 4rem;
  color: var(--accent);
  opacity: 0.3;
}

.testimonial-card__text {
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
}

.testimonial-card__name {
  font-weight: 700;
  color: var(--accent);
}

.testimonial-card__position {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Галерея */
.gallery {
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
}

.gallery__inner {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 20px;
}

.gallery__item {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 16/9;
  cursor: pointer;
}

.gallery__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.gallery__item:hover .gallery__image {
  transform: scale(1.1);
}

.gallery__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(12, 31, 44, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.gallery__item:hover .gallery__overlay {
  opacity: 1;
}

.gallery__zoom {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-main);
  transform: scale(0);
  transition: var(--transition);
}

.gallery__item:hover .gallery__zoom {
  transform: scale(1);
}

/* Форма заказа */
.contact {
  background-color: var(--bg-main);
}

.contact__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 50px;
  align-items: center;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact__form {
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.form__group {
  margin-bottom: 20px;
}

.form__label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.form__input {
  width: 100%;
  padding: 12px 15px;
  background-color: rgba(12, 31, 44, 0.6);
  border: 1px solid rgba(176, 190, 197, 0.3);
  border-radius: 4px;
  color: var(--text-primary);
  transition: var(--transition);
}

.form__input:focus {
  outline: none;
  border: var(--form-border);
  box-shadow: 0 0 10px rgba(247, 179, 43, 0.3);
}

.form__select {
  width: 100%;
  padding: 12px 15px;
  background-color: rgba(12, 31, 44, 0.6);
  border: 1px solid rgba(176, 190, 197, 0.3);
  border-radius: 4px;
  color: var(--text-primary);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='6' fill='none'%3E%3Cpath d='M6 6L0 0h12L6 6z' fill='%23F7B32B'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
  transition: var(--transition);
}

.form__select:focus {
  outline: none;
  border: var(--form-border);
  box-shadow: 0 0 10px rgba(247, 179, 43, 0.3);
}

.form__checkbox {
  display: flex;
  align-items: flex-start;
  margin-bottom: 15px;
}

.form__checkbox-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.form__checkbox-label {
  position: relative;
  padding-left: 35px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.form__checkbox-label::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 20px;
  height: 20px;
  border: 1px solid rgba(176, 190, 197, 0.3);
  background-color: rgba(12, 31, 44, 0.6);
  transition: var(--transition);
}

.form__checkbox-input:checked + .form__checkbox-label::before {
  background-color: var(--accent);
}

.form__checkbox-input:focus + .form__checkbox-label::before {
  box-shadow: 0 0 0 3px rgba(247, 179, 43, 0.3);
}

.form__checkbox-label::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 8px;
  height: 14px;
  border: solid var(--bg-main);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  opacity: 0;
  transition: var(--transition);
}

.form__checkbox-input:checked + .form__checkbox-label::after {
  opacity: 1;
}

.form__button {
  width: 100%;
  margin-top: 20px;
}

/* FAQ */
.faq {
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
}

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

.faq__item {
  margin-bottom: 20px;
  border-radius: 8px;
  overflow: hidden;
}

.faq__question {
  background-color: rgba(12, 31, 44, 0.8);
  padding: 20px;
  cursor: pointer;
  position: relative;
  transition: var(--transition);
}

.faq__question:hover {
  background-color: rgba(12, 31, 44, 1);
}

.faq__question h3 {
  margin: 0;
  font-size: 1.2rem;
  padding-right: 30px;
}

.faq__question::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  color: var(--accent);
  transition: var(--transition);
}

.faq__item:target .faq__question::after {
  transform: translateY(-50%) rotate(45deg);
}

.faq__answer {
  background-color: rgba(12, 31, 44, 0.5);
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: var(--transition);
}

.faq__item:target .faq__answer {
  padding: 20px;
  max-height: 500px;
}

/* Футер */
.footer {
  background-color: rgba(12, 31, 44, 0.9);
  padding: 60px 0 20px;
}

.footer__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.footer__title {
  position: relative;
  font-size: 1.3rem;
  padding-bottom: 15px;
  margin-bottom: 20px;
}

.footer__title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 2px;
  background-color: var(--accent);
}

.footer__description {
  color: var(--text-secondary);
  margin-top: 15px;
}

.footer__address p {
  margin-bottom: 10px;
}

.footer__menu {
  list-style: none;
}

.footer__menu li {
  margin-bottom: 10px;
}

.footer__menu a {
  color: var(--text-secondary);
  transition: var(--transition);
}

.footer__menu a:hover {
  color: var(--accent);
  padding-left: 5px;
}

.footer__bottom {
  border-top: 1px solid rgba(176, 190, 197, 0.2);
  padding-top: 20px;
  text-align: center;
}

.footer__copyright {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Cookie popup */
.cookie-popup {
  position: fixed;
  bottom: 20px;
  left: 20px;
  z-index: 9999;
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
  border-radius: 8px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  padding: 20px;
  max-width: 400px;
  animation: slideInUp 0.5s ease forwards;
}

.cookie-popup__container {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.cookie-popup p {
  margin: 0;
}

/* Анимации */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Медиа запросы */
@media (max-width: 1024px) {
  html {
    font-size: 14px;
  }
  
  .hero__title {
    font-size: 3.5rem;
  }
  
  .about__inner {
    flex-direction: column;
  }
  
  .contact__inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 13px;
  }
  
  .hero__title {
    font-size: 3rem;
  }
  
  .section-title {
    margin-bottom: 30px;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .nav {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background-color: var(--bg-main);
    z-index: 1001;
    transition: var(--transition);
    padding: 80px 20px 20px;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.2);
  }
  
  .nav.active {
    right: 0;
  }
  
  .nav__list {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .nav__item {
    margin: 10px 0;
    width: 100%;
  }
  
  .nav__link {
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid rgba(176, 190, 197, 0.2);
    width: 100%;
  }
  
  .header__contact {
    display: none;
  }
  
  .testimonials__inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  html {
    font-size: 12px;
  }
  
  .hero__title {
    font-size: 2.5rem;
  }
  
  .contact__form {
    padding: 20px;
  }
  
  .gallery__inner {
    grid-template-columns: 1fr;
  }
}

/* CSS для lightbox без JS */
.lightbox {
  display: none;
  position: fixed;
  z-index: 1005;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(12, 31, 44, 0.95);
  overflow: auto;
  transition: var(--transition);
}

.lightbox-content {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 900px;
  max-height: 80vh;
  object-fit: contain;
  transform: scale(0.9);
  transition: var(--transition);
}

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

.lightbox:target .lightbox-content {
  transform: scale(1);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  color: var(--text-primary);
  font-size: 2rem;
  text-decoration: none;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: rgba(12, 31, 44, 0.8);
  transition: var(--transition);
}

.lightbox-close:hover {
  background-color: var(--accent);
  color: var(--bg-main);
}