/* 
 * Основные стили сайта бухгалтерских услуг
 * Автор: AI Developer
 * Дата: 2024
 */

/* Импорт шрифта Inter */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap');

/* Переменные цветов */
:root {
  --midnight-navy: #0D1B2A;
  --neon-coral: #FF5F5D;
  --electric-purple: #B517FF;
  --mint-cream: #F1FAEE;
  --warm-yellow: #FFD166;
  --box-shadow: 0 4px 12px rgba(0,0,0,.15);
  --border-radius: 24px;
  --transition: all 0.3s ease;
}

/* Сброс стилей и базовые стили */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  color: var(--mint-cream);
  background-color: var(--midnight-navy);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
  margin-bottom: 1rem;
}

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

a:hover {
  color: var(--electric-purple);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--border-radius);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(1rem, 5vw, 2rem);
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background-color: var(--neon-coral);
  color: white;
  font-weight: 600;
  border-radius: var(--border-radius);
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn:hover {
  background-color: var(--electric-purple);
  transform: translateY(-3px);
  box-shadow: var(--box-shadow);
}

.btn-gradient {
  position: relative;
  z-index: 1;
  background-color: transparent;
  color: var(--mint-cream);
  border: 2px solid transparent;
  background-image: linear-gradient(var(--midnight-navy), var(--midnight-navy)), 
                    linear-gradient(90deg, var(--neon-coral), var(--electric-purple));
  background-origin: border-box;
  background-clip: padding-box, border-box;
}

.section {
  padding: clamp(3rem, 8vw, 6rem) 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: clamp(2rem, 5vw, 4rem);
}

.section-title span {
  color: var(--neon-coral);
}

/* Анимации */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { 
    transform: translateY(30px);
    opacity: 0;
  }
  to { 
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes gradientFlow {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.fade-in {
  animation: fadeIn 0.6s ease forwards;
}

.slide-up {
  animation: slideUp 0.8s ease forwards;
}

/* Хедер и навигация */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(13, 27, 42, 0.9);
  backdrop-filter: blur(10px);
  box-shadow: var(--box-shadow);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem clamp(1rem, 5vw, 2rem);
}

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

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

.logo-text {
  font-weight: 700;
  font-size: 1.25rem;
  margin-left: 0.5rem;
  color: var(--mint-cream);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--mint-cream);
  font-size: 1.5rem;
  cursor: pointer;
}

nav ul {
  display: flex;
  list-style: none;
  gap: clamp(1rem, 3vw, 2rem);
}

nav a {
  color: var(--mint-cream);
  font-weight: 600;
  position: relative;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--neon-coral);
  transition: var(--transition);
}

nav a:hover::after {
  width: 100%;
}

/* Hero секция */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
  background-image: url('../img/HxcdDh.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, 
                             rgba(13, 27, 42, 0.95) 0%, 
                             rgba(181, 23, 255, 0.7) 50%, 
                             rgba(255, 95, 93, 0.7) 100%);
  background-size: 200% 200%;
  animation: gradientFlow 15s ease infinite;
  z-index: 0;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  animation: fadeIn 1s ease forwards;
  position: relative;
  z-index: 1;
}

.hero-title {
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  margin-bottom: clamp(2rem, 5vw, 3rem);
  color: rgba(241, 250, 238, 0.9);
}

/* О нас */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.about-image {
  box-shadow: var(--box-shadow);
  overflow: hidden;
  border-radius: var(--border-radius);
}

.about-content h2 span {
  color: var(--neon-coral);
}

/* Услуги */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.service-card {
  background: linear-gradient(145deg, 
                             rgba(255, 209, 102, 0.05) 0%, 
                             rgba(181, 23, 255, 0.05) 100%);
  border-radius: var(--border-radius);
  padding: clamp(1.5rem, 3vw, 2rem);
  transition: var(--transition);
  box-shadow: var(--box-shadow);
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-5px);
}

.service-icon {
  font-size: 2.5rem;
  color: var(--neon-coral);
  margin-bottom: 1rem;
}

.service-title {
  margin-bottom: 0.75rem;
}

.service-price {
  font-weight: 600;
  color: var(--neon-coral);
  margin-top: 1rem;
  font-size: 1.25rem;
}

.service-img {
  position: absolute;
  top: 0;
  right: 0;
  width: 80px;
  height: 80px;
  border-radius: 0 var(--border-radius) 0 var(--border-radius);
  object-fit: cover;
  opacity: 0.7;
  transition: var(--transition);
}

.service-card:hover .service-img {
  opacity: 1;
}

/* Преимущества */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.benefit-item {
  text-align: center;
  padding: 1.5rem;
}

.benefit-icon {
  color: var(--electric-purple);
  font-size: 2rem;
  margin-bottom: 1rem;
}

/* Отзывы */
.testimonials-container {
  position: relative;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  display: flex;
  gap: 1.5rem;
  padding-bottom: 2rem;
  scrollbar-width: thin;
}

.testimonial-card {
  min-width: 280px;
  flex: 1 0 280px;
  max-width: 400px;
  scroll-snap-align: start;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  padding: clamp(1.5rem, 3vw, 2rem);
  box-shadow: var(--box-shadow);
  position: relative;
  overflow: hidden;
}

.testimonial-text {
  font-style: italic;
  margin-bottom: 1rem;
  position: relative;
  z-index: 2;
}

.testimonial-author {
  font-weight: 600;
  color: var(--neon-coral);
  position: relative;
  z-index: 2;
}

.testimonial-position {
  font-size: 0.9rem;
  opacity: 0.8;
  position: relative;
  z-index: 2;
}

.testimonial-img {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.1;
  z-index: 1;
  transition: var(--transition);
}

.testimonial-card:hover .testimonial-img {
  opacity: 0.15;
}

/* Форма заказа */
.form-section {
  background: linear-gradient(145deg, 
                             rgba(13, 27, 42, 1) 0%, 
                             rgba(13, 27, 42, 0.8) 100%);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
  position: relative;
  padding: clamp(2rem, 5vw, 3rem);
}

.form-section::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: linear-gradient(135deg, rgba(255, 95, 93, 0.1), rgba(181, 23, 255, 0.1));
  z-index: 1;
  pointer-events: none;
}

.form-container {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.form-header {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--mint-cream);
  font-size: 1.1rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

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

.form-submit {
  text-align: center;
  margin-top: 2rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

input, select, textarea {
  width: 100%;
  padding: 0.75rem;
  border-radius: calc(var(--border-radius) / 2);
  border: 1px solid rgba(241, 250, 238, 0.2);
  background-color: #ffffff;
  color: #000000;
  font-family: 'Inter', sans-serif;
  transition: var(--transition);
  font-size: 1rem;
}

input:hover, select:hover, textarea:hover {
  border-color: rgba(255, 95, 93, 0.4);
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--electric-purple);
  box-shadow: 0 0 0 3px rgba(181, 23, 255, 0.2);
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.checkbox-group input {
  width: auto;
  margin-right: 0.5rem;
  margin-top: 0.3rem;
}

.checkbox-group label a {
  text-decoration: underline;
}

/* FAQ аккордеон */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

details {
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
  overflow: hidden;
}

summary {
  padding: 1rem;
  cursor: pointer;
  font-weight: 600;
  position: relative;
  list-style: none;
}

summary::after {
  content: '+';
  position: absolute;
  right: 1rem;
  color: var(--neon-coral);
  transition: var(--transition);
}

details[open] summary::after {
  transform: rotate(45deg);
}

.faq-content {
  padding: 0 1rem 1rem;
}

/* Контакты */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.contact-info {
  margin-top: 2.5rem;
  margin-bottom: 2rem;
  background: linear-gradient(145deg, 
                          rgba(255, 209, 102, 0.05) 0%, 
                          rgba(181, 23, 255, 0.05) 100%);
  border-radius: var(--border-radius);
  padding: clamp(2rem, 5vw, 3rem);
  box-shadow: var(--box-shadow);
  position: relative;
  overflow: hidden;
}

.text-center {
  text-align: center;
}

.contact-info h3 {
  color: var(--neon-coral);
  margin-bottom: 1.5rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.contact-info-item {
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-left: 0.5rem;
}

.contact-icon {
  margin-right: 0.75rem;
  color: var(--electric-purple);
  flex-shrink: 0;
  font-size: 1.2rem;
}

.contact-images {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.contact-img {
  border-radius: var(--border-radius);
  width: 100%;
  height: auto;
  object-fit: cover;
  box-shadow: var(--box-shadow);
  max-height: 300px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-img:hover {
  transform: scale(1.02);
  box-shadow: 0 10px 20px rgba(0,0,0,.2);
}

.button-container {
  display: flex;
  justify-content: center;
  margin-top: 2rem;
}

/* Футер */
footer {
  background-color: #081521;
  padding: clamp(2rem, 5vw, 3rem) 0;
  margin-top: 2rem;
  border-top: 1px solid rgba(255, 95, 93, 0.2);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.footer-logo {
  margin-bottom: 1rem;
}

.footer-links h4 {
  margin-bottom: 1rem;
  color: var(--neon-coral);
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(241, 250, 238, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.legal-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 1rem;
}

.legal-links a {
  margin: 0 0.5rem;
  font-size: 0.9rem;
}

.copyright {
  font-size: 0.9rem;
  opacity: 0.8;
  text-align: center;
}

/* Страница "Спасибо" */
.thanks-container {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  background: linear-gradient(145deg, 
                            rgba(255, 209, 102, 0.05) 0%, 
                            rgba(181, 23, 255, 0.05) 100%);
  padding: clamp(2rem, 4vw, 3rem);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  position: relative;
  overflow: hidden;
}

.thanks-container::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(255, 95, 93, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 1;
}

.thanks-container::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(181, 23, 255, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 1;
}

.thanks-container img {
  position: relative;
  z-index: 2;
  border-radius: 50%;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  max-width: 150px;
}

.thanks-container h1 {
  color: var(--neon-coral);
  margin-top: 1.5rem;
  position: relative;
  z-index: 2;
}

.thanks-container p {
  position: relative;
  z-index: 2;
}

.thanks-container .btn {
  position: relative;
  z-index: 2;
  margin-top: 2rem;
}

/* Страницы политик */
.policy-container {
  max-width: 800px;
  margin: 0 auto;
  padding-top: 120px;
}

.policy-content {
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  box-shadow: var(--box-shadow);
}

.policy-nav {
  margin-bottom: 2rem;
}

.policy-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Cookie баннер */
#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(13, 27, 42, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem;
  z-index: 9999;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 -4px 12px rgba(0,0,0,.15);
  opacity: 0;
  transition: opacity 0.6s ease;
}

#cookie-banner.active {
  opacity: 1;
}

.cookie-text {
  flex: 1;
  margin-right: 1rem;
}

.cookie-buttons {
  display: flex;
  gap: 0.5rem;
}

/* Адаптивные стили */
@media (min-width: 480px) {
  .testimonials-container {
    padding-bottom: 1rem;
  }
}

@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
  
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .contact-images {
    grid-template-columns: 1fr 1fr;
  }
  
  .form-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  #cookie-banner {
    padding: 1.5rem clamp(1.5rem, 5vw, 3rem);
  }
}

@media (min-width: 1024px) {
  .testimonial-card {
    min-width: 320px;
  }
}

@media (max-width: 767px) {
  .nav-toggle {
    display: block;
  }
  
  nav ul {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: rgba(13, 27, 42, 0.95);
    padding: 1rem;
  }
  
  nav.active ul {
    display: flex;
  }
}

/* Иконки */
.icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  stroke-width: 0;
  stroke: currentColor;
  fill: currentColor;
  vertical-align: middle;
}