/* ===== СБРОС И БАЗОВЫЕ СТИЛИ ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Современная цветовая палитра */
  --color-primary: #0e7490;
  --color-primary-light: #22d3ee;
  --color-primary-dark: #164e63;
  --color-secondary: #f0f9ff;
  --color-accent: #06b6d4;
  --color-text: #0f172a;
  --color-text-light: #64748b;
  --color-white: #ffffff;
  --color-bg: #f8fafc;
  
  /* Тени */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 40px rgba(34, 211, 238, 0.3);
  
  /* Скругления */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  
  /* Анимации */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--color-text);
  line-height: 1.6;
  background: var(--color-bg);
  overflow-x: hidden;
  position: relative;
}

/* ===== ФОНОВЫЕ ЧАСТИЦЫ НА ВЕСЬ САЙТ ===== */
#particlesCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(135deg, #f8fafc 0%, #f0f9ff 100%);
}

/* Все секции и контент выше частиц */
.header,
.hero,
.section,
.footer {
  position: relative;
  z-index: 1;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

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

ul {
  list-style: none;
}

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

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== СОВРЕМЕННЫЕ КНОПКИ ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 16px;
  font-family: inherit;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: var(--color-white);
  box-shadow: var(--shadow-md), 0 0 0 0 rgba(34, 211, 238, 0.7);
  animation: pulse 2s infinite;
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl), 0 0 30px rgba(34, 211, 238, 0.5);
  animation: none;
}

@keyframes pulse {
  0%, 100% { box-shadow: var(--shadow-md), 0 0 0 0 rgba(34, 211, 238, 0.7); }
  50% { box-shadow: var(--shadow-md), 0 0 0 10px rgba(34, 211, 238, 0); }
}

.btn--outline {
  background: rgba(255, 255, 255, 0.9);
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn--white {
  background: var(--color-white);
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.btn--white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.btn--full {
  width: 100%;
}

/* ===== ШАПКА С GLASSMORPHISM ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(14, 116, 144, 0.1);
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-md);
  padding: 12px 0;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo {
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.logo:hover {
  transform: scale(1.02);
}

.logo__text {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 28px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.logo__subtext {
  font-size: 12px;
  color: var(--color-text-light);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav__list {
  display: flex;
  gap: 32px;
}

.nav__link {
  font-weight: 600;
  font-size: 15px;
  color: var(--color-text);
  position: relative;
  padding: 4px 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width 0.3s;
}

.nav__link:hover {
  color: var(--color-primary);
}

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

.header__contacts {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header__phone {
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
  font-size: 16px;
}

.header__phone:hover {
  color: var(--color-accent);
}

.header__burger {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--color-primary);
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.header__burger:hover {
  background: var(--color-secondary);
}

/* ===== ГЛАВНЫЙ ЭКРАН ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  background: linear-gradient(-45deg, rgba(14, 116, 144, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero__content {
  color: var(--color-text);
}

.hero__title {
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 800;
  margin-bottom: 24px;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 1s ease;
  letter-spacing: -0.03em;
}

.hero__subtitle {
  font-size: clamp(18px, 2.5vw, 24px);
  margin-bottom: 32px;
  line-height: 1.6;
  color: var(--color-text);
  animation: fadeInUp 1s ease 0.2s backwards;
  font-weight: 400;
}

.hero__subtitle strong {
  color: var(--color-primary);
  font-weight: 700;
}

.hero__list {
  margin-bottom: 32px;
  animation: fadeInUp 1s ease 0.4s backwards;
}

.hero__list li {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 17px;
  color: var(--color-text);
}

.hero__list i {
  color: var(--color-accent);
  font-size: 22px;
}

.hero__buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  animation: fadeInUp 1s ease 0.6s backwards;
  flex-wrap: wrap;
}

.hero__note {
  font-size: 16px;
  color: var(--color-text-light);
  animation: fadeInUp 1s ease 0.8s backwards;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero__image {
  position: relative;
  animation: fadeIn 1s ease 0.5s backwards;
}

.hero__image img {
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 80px rgba(14, 116, 144, 0.2);
  border: 4px solid rgba(255,255,255,0.8);
  transition: var(--transition-slow);
}

.hero__image:hover img {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 40px 100px rgba(14, 116, 144, 0.3);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* ===== СЕКЦИИ ===== */
.section {
  padding: 100px 0;
}

.section--light {
  background: rgba(240, 249, 255, 0.6);
  backdrop-filter: blur(10px);
}

.section__title {
  font-size: clamp(32px, 4vw, 48px);
  text-align: center;
  margin-bottom: 60px;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.section__subtitle {
  text-align: center;
  font-size: 18px;
  color: var(--color-text-light);
  margin-top: -40px;
  margin-bottom: 60px;
}

/* ===== КАРТОЧКИ УСЛУГ ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.service-card {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: var(--transition-slow);
  border: 1px solid rgba(14, 116, 144, 0.1);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transition: transform 0.3s;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card__icon {
  font-size: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
  display: inline-block;
}

.service-card h3 {
  margin-bottom: 12px;
  font-size: 22px;
  color: var(--color-text);
}

.service-card p {
  color: var(--color-text-light);
  font-size: 15px;
  line-height: 1.7;
}

/* ===== ПРЕИМУЩЕСТВА ===== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-bottom: 60px;
}

.benefit-card {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  padding: 28px;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  border: 1px solid rgba(14, 116, 144, 0.1);
}

.benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.benefit-card i {
  font-size: 40px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.benefit-card h4 {
  margin-bottom: 8px;
  font-size: 18px;
  color: var(--color-text);
}

.benefit-card p {
  font-size: 14px;
  color: var(--color-text-light);
}

/* ===== БЛОК ЭКОНОМИИ ===== */
.savings-card {
  max-width: 700px;
  margin: 60px auto 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  text-align: center;
  border: 2px solid rgba(34, 211, 238, 0.3);
}

.savings-card h3 {
  font-size: 28px;
  margin-bottom: 30px;
  color: var(--color-primary-dark);
}

.savings-compare {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
}

.savings-item {
  text-align: center;
  padding: 20px 30px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.savings-label {
  display: block;
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 10px;
  font-weight: 500;
}

.savings-price {
  display: block;
  font-size: 32px;
  font-weight: 800;
}

.savings-price--high {
  color: #ef4444;
  text-decoration: line-through;
}

.savings-price--low {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.savings-arrow {
  font-size: 32px;
  color: var(--color-accent);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.savings-note {
  margin-top: 20px;
  font-size: 14px;
  color: var(--color-text-light);
  font-style: italic;
}

/* ===== ГАЛЕРЕЯ ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.gallery-card {
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-slow);
  border: 1px solid rgba(14, 116, 144, 0.1);
}

.gallery-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.gallery-card h4 {
  padding: 20px;
  margin: 0;
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-white) 100%);
  font-size: 20px;
  color: var(--color-primary-dark);
}

.ba-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.ba-image {
  position: relative;
  overflow: hidden;
}

.ba-image img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: var(--transition-slow);
}

.ba-image:hover img {
  transform: scale(1.1);
}

.ba-label {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(0,0,0,0.7);
  color: white;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  backdrop-filter: blur(10px);
}

/* ===== ВРАЧИ ===== */
.doctors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.doctor-card {
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  text-align: center;
  transition: var(--transition-slow);
  border: 1px solid rgba(14, 116, 144, 0.1);
}

.doctor-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.doctor-card__photo {
  width: 100%;
  height: 320px;
  object-fit: cover;
  transition: var(--transition-slow);
}

.doctor-card:hover .doctor-card__photo {
  transform: scale(1.05);
}

.doctor-card {
  padding: 28px;
}

.doctor-card h3 {
  font-size: 22px;
  margin-bottom: 6px;
  color: var(--color-text);
}

.doctor-card__specialty {
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 12px;
  font-size: 15px;
}

.doctor-card__exp {
  color: var(--color-text-light);
  font-size: 14px;
}

/* ===== КОНТАКТЫ ===== */
.contacts__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contacts__info h2 {
  font-size: 36px;
  margin-bottom: 32px;
  color: var(--color-primary-dark);
}

.contacts__list {
  margin: 32px 0;
}

.contacts__list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
  font-size: 16px;
  color: var(--color-text);
}

.contacts__list i {
  color: var(--color-primary);
  width: 24px;
  font-size: 20px;
  margin-top: 2px;
}

.contacts__list a {
  color: var(--color-primary);
  font-weight: 600;
}

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

.contacts__social {
  display: flex;
  gap: 16px;
  margin-top: 32px;
}

.contacts__social a {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
}

.contacts__social a:hover {
  transform: translateY(-4px) scale(1.1);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.contacts__map iframe {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: none;
}

/* ===== ФУТЕР ===== */
.footer {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, #0f172a 100%);
  color: var(--color-white);
  padding: 60px 0 40px;
  position: relative;
}

.footer__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.logo__text--white {
  background: linear-gradient(135deg, #fff 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer__col p {
  opacity: 0.8;
  line-height: 1.8;
  font-size: 14px;
}

.footer__col a {
  display: block;
  margin-bottom: 12px;
  opacity: 0.8;
  font-size: 14px;
  transition: var(--transition);
}

.footer__col a:hover {
  opacity: 1;
  color: var(--color-accent);
  transform: translateX(4px);
}

/* ===== АДАПТИВ ===== */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .hero__title {
    font-size: clamp(36px, 6vw, 48px);
  }
  
  .contacts__inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
  }
  
  .header__contacts .btn {
    display: none;
  }
  
  .header__burger {
    display: block;
  }
  
  .hero {
    padding: 120px 0 60px;
  }
  
  .hero__buttons {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .section__title {
    font-size: clamp(28px, 5vw, 36px);
  }
  
  .services-grid,
  .benefits-grid,
  .gallery-grid,
  .doctors-grid {
    grid-template-columns: 1fr;
  }
  
  .savings-compare {
    flex-direction: column;
    gap: 20px;
  }
  
  .savings-arrow {
    transform: rotate(90deg);
  }
  
  .ba-images {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: clamp(32px, 8vw, 40px);
  }
  
  .hero__subtitle {
    font-size: 16px;
  }
  
  .section__title {
    font-size: 28px;
  }
  
  .service-card,
  .benefit-card,
  .doctor-card {
    padding: 24px;
  }
}

/* ===== SCROLL ANIMATIONS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}