/* PressMastery - Курсы журналистики */
/* Современный дизайн 2025 года */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #0a0a0a;
  --secondary-color: #1a1a1a;
  --accent-color: #dc2626;
  --accent-light: #ef4444;
  --text-primary: #f5f5f5;
  --text-secondary: #a3a3a3;
  --background: #000000;
  --surface: #171717;
  --border-color: #262626;
  --success-color: #10b981;
  --error-color: #dc2626;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Основные блоки текста */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

h1 {
  font-size: 3.5rem;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.875rem;
}

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

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

/* Кнопки */
.btn {
  padding: 0.875rem 1.75rem;
  border: none;
  border-radius: 0;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  font-weight: 600;
  display: inline-block;
  text-align: center;
  position: relative;
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.btn::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transform: rotate(45deg);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.btn:hover::before {
  opacity: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-light) 100%);
  color: white;
  box-shadow: 0 10px 30px rgba(220, 38, 38, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, var(--accent-light), var(--accent-color)) 1;
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 20px 50px rgba(220, 38, 38, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.btn-primary:active {
  transform: translateY(-1px) scale(0.98);
}

.btn-secondary {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
  color: var(--text-primary);
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, var(--border-color), transparent) 1;
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.04) 100%);
  border-image: linear-gradient(135deg, var(--accent-color), transparent) 1;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(220, 38, 38, 0.15);
}

.btn-ghost {
  background: transparent;
  color: var(--accent-color);
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, var(--accent-color), transparent) 1;
}

.btn-ghost:hover {
  background: linear-gradient(135deg, rgba(220, 38, 38, 0.15) 0%, rgba(220, 38, 38, 0.05) 100%);
  border-image: linear-gradient(135deg, var(--accent-light), transparent) 1;
  color: var(--accent-light);
  transform: translateY(-2px);
}

/* HEADER */
header {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 2px solid transparent;
  border-image: linear-gradient(90deg, transparent, var(--accent-color), transparent) 1;
  box-shadow: 0 10px 40px rgba(220, 38, 38, 0.1);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  padding: 0.5rem 1rem;
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, var(--accent-color), transparent) 1;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  letter-spacing: 1px;
}

.logo:hover {
  opacity: 1;
  transform: scale(1.05);
  box-shadow: 0 10px 30px rgba(220, 38, 38, 0.2);
}

.logo::before {
  content: '';
  position: absolute;
  top: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-color), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.logo:hover::before {
  opacity: 1;
}

nav {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

nav a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  transition: all 0.3s ease;
  position: relative;
  padding: 0.5rem 0;
  font-weight: 500;
  letter-spacing: 0.3px;
}

nav a:after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-color), var(--accent-light));
  transition: width 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  clip-path: polygon(0 0, calc(100% - 5px) 0, 100% 5px, 100% 100%, 5px 100%, 0 calc(100% - 5px));
}

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

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

.nav-mobile-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.nav-mobile-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  border-radius: 3px;
  transition: all 0.3s ease;
}

/* HERO SECTION - ГЛАВНЫЙ БЛОК */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, #000000 0%, #0a0a0a 50%, #0f0f0f 100%);
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(220, 38, 38, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(220, 38, 38, 0.05) 0%, transparent 50%);
  animation: floatBg 8s ease-in-out infinite;
  z-index: 0;
  pointer-events: none;
}

@keyframes floatBg {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.8; }
}

/* БЕГУЩАЯ СТРОКА */
.marquee-container {
  position: absolute;
  width: 100%;
  overflow: hidden;
  z-index: 1;
  pointer-events: none;
}

.marquee-container.top {
  top: 10%;
}

.marquee-container.bottom {
  bottom: 10%;
}

.marquee-content {
  display: flex;
  white-space: nowrap;
  animation: marquee 40s linear infinite;
  font-size: 4rem;
  font-weight: 800;
  opacity: 0.05;
  color: var(--text-primary);
  gap: 3rem;
}

.marquee-content span {
  padding: 0 1.5rem;
}

@keyframes marquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.marquee-container.bottom .marquee-content {
  animation: marquee-reverse 35s linear infinite;
}

@keyframes marquee-reverse {
  0% {
    transform: translateX(-50%);
  }
  100% {
    transform: translateX(0);
  }
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('assets/stub-hero.png') center/cover;
  opacity: 0.15;
  z-index: 1;
  animation: zoomSlow 20s ease-in-out infinite alternate;
}

@keyframes zoomSlow {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.1);
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.01) 100%);
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, rgba(220, 38, 38, 0.3), transparent) 1;
  clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 30px 100%, 0 calc(100% - 30px));
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 60px rgba(220, 38, 38, 0.1);
}

.hero-badge {
  display: inline-block;
  background: linear-gradient(135deg, rgba(220, 38, 38, 0.15) 0%, rgba(220, 38, 38, 0.05) 100%);
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, var(--accent-light), var(--accent-color)) 1;
  color: var(--accent-light);
  padding: 0.75rem 1.75rem;
  border-radius: 0;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(15px);
  animation: slideDown 0.8s ease-out;
  clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 15px 100%, 0 calc(100% - 15px));
  letter-spacing: 0.5px;
  box-shadow: 0 10px 30px rgba(220, 38, 38, 0.15);
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero h1 {
  font-size: 4rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 0.8s ease-out 0.2s backwards;
  line-height: 1.2;
  letter-spacing: -1px;
}

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

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  color: var(--text-secondary);
  animation: fadeInUp 0.8s ease-out 0.4s backwards;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  animation: fadeInUp 0.8s ease-out 0.6s backwards;
  flex-wrap: wrap;
}

/* БЛОКИ КОНТЕНТА */
section {
  padding: 4.5rem 0;
  position: relative;
}

section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(220, 38, 38, 0.2), transparent);
}

.section-title {
  text-align: center;
  margin-bottom: 3.5rem;
  position: relative;
}

.section-title h2 {
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 2.75rem;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
  background: linear-gradient(90deg, transparent 0%, rgba(220, 38, 38, 0.05) 50%, transparent 100%);
  padding: 1rem;
  border-left: 3px solid transparent;
  border-image: linear-gradient(180deg, var(--accent-color), transparent) 1;
}

/* Блок о программе */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
  position: relative;
}

.feature-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
  padding: 2.5rem;
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, var(--accent-color), transparent) 1;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 15px 100%, 0 calc(100% - 15px));
  backdrop-filter: blur(10px);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(220, 38, 38, 0.3) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.feature-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(220, 38, 38, 0.05) 100%);
  pointer-events: none;
}

.feature-card:hover {
  border-image: linear-gradient(135deg, var(--accent-light), var(--accent-color)) 1;
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 20px 60px rgba(220, 38, 38, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.feature-card:hover::before {
  opacity: 1;
  animation: pulse 1.5s ease-out;
}

@keyframes pulse {
  0% {
    transform: scale(0.5);
    opacity: 1;
  }
  100% {
    transform: scale(1.5);
    opacity: 0;
  }
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  margin-bottom: 0.75rem;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* Блок курсов */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
  position: relative;
}

.course-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
  border-radius: 0;
  overflow: hidden;
  border: 2px solid transparent;
  border-image: linear-gradient(45deg, var(--accent-color), transparent) 1;
  transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: flex;
  flex-direction: column;
  position: relative;
  backdrop-filter: blur(15px);
  clip-path: polygon(0 20px, 20px 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.course-card::before {
  content: '';
  position: absolute;
  top: -100%;
  left: -100%;
  width: 300%;
  height: 300%;
  background: linear-gradient(45deg, transparent 30%, rgba(220, 38, 38, 0.4) 50%, transparent 70%);
  transform: rotate(45deg);
  transition: top 0.6s ease, left 0.6s ease;
  z-index: 0;
  pointer-events: none;
}

.course-image {
  width: 100%;
  height: 200px;
  background: url('assets/stub-1.png') center/cover;
  position: relative;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.course-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(220, 38, 38, 0.3) 100%);
}

.course-content {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 2;
}

.course-card:hover {
  border-image: linear-gradient(45deg, var(--accent-light), var(--accent-color)) 1;
  transform: translateY(-15px) perspective(1000px) rotateX(5deg);
  box-shadow: 
    0 30px 60px rgba(220, 38, 38, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.course-card:hover::before {
  top: 0;
  left: 0;
}

.course-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: linear-gradient(135deg, var(--success-color), rgba(16, 185, 129, 0.6));
  color: white;
  padding: 0.75rem 1.25rem;
  border-radius: 0;
  font-size: 0.85rem;
  font-weight: 700;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
  z-index: 10;
}

.course-level {
  color: var(--accent-light);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  letter-spacing: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-light), transparent);
  padding: 0.5rem 0;
}

.course-card h3 {
  margin-bottom: 0.75rem;
  font-size: 1.25rem;
}

.course-description {
  flex: 1;
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.course-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 2px dashed rgba(220, 38, 38, 0.3);
  padding-top: 1rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.course-footer {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.course-price {
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-light), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Блок с аккордеоном */
.accordion {
  max-width: 800px;
  margin: 2rem auto;
}

.accordion-item {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);
  border: 2px solid transparent;
  border-image: linear-gradient(90deg, var(--accent-color), transparent) 1;
  border-radius: 0;
  margin-bottom: 1.5rem;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  backdrop-filter: blur(10px);
}

.accordion-item:hover {
  border-image: linear-gradient(90deg, var(--accent-light), transparent) 1;
  box-shadow: 0 15px 40px rgba(220, 38, 38, 0.15);
  transform: translateX(5px);
}

.accordion-header {
  padding: 1.75rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.3s ease, color 0.3s ease;
  font-weight: 600;
  user-select: none;
  background: linear-gradient(90deg, transparent 0%, rgba(220, 38, 38, 0.02) 100%);
}

.accordion-header:hover {
  background: linear-gradient(90deg, transparent 0%, rgba(220, 38, 38, 0.08) 100%);
  color: var(--accent-light);
}

.accordion-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.875rem;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.accordion-item.active .accordion-body {
  max-height: 500px;
}

.accordion-body-content {
  padding: 0 1.75rem 1.75rem 1.75rem;
  color: var(--text-secondary);
  line-height: 1.8;
  background: linear-gradient(180deg, rgba(220, 38, 38, 0.03) 0%, transparent 100%);
}

/* Блок с отзывами */
.testimonials {
  background: linear-gradient(135deg, #000000 0%, #0a0a0a 50%, #0f0f0f 100%);
  padding: 4rem 0;
  margin-top: 4rem;
  position: relative;
  overflow: hidden;
}

.testimonials::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(220, 38, 38, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) translateX(0px); }
  50% { transform: translateY(-30px) translateX(30px); }
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
  position: relative;
  z-index: 1;
}

.testimonial-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
  backdrop-filter: blur(20px);
  padding: 2.5rem;
  border-radius: 0;
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, rgba(220, 38, 38, 0.6), transparent) 1;
  transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%);
}

.testimonial-card::before {
  content: '';
  position: absolute;
  top: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.testimonial-card:hover {
  border-image: linear-gradient(135deg, var(--accent-light), var(--accent-color)) 1;
  transform: translateY(-10px) scale(1.02);
  box-shadow: 
    0 25px 50px rgba(220, 38, 38, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.testimonial-card:hover::before {
  opacity: 1;
}

.testimonial-stars {
  color: #fbbf24;
  margin-bottom: 1rem;
  font-size: 1.25rem;
  letter-spacing: 2px;
}

.testimonial-text {
  font-style: italic;
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
  line-height: 1.8;
  border-left: 3px solid transparent;
  border-image: linear-gradient(135deg, var(--accent-color), transparent) 1;
  padding-left: 1rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-avatar {
  width: 50px;
  height: 50px;
  background: url('assets/stub-avatar.png') center/cover;
  border-radius: 0;
  border: 2px solid var(--accent-color);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.testimonial-info h4 {
  margin-bottom: 0.25rem;
  font-size: 1rem;
}

.testimonial-info p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin: 0;
}

/* Блок FAQ */
.faq-section {
  padding: 4rem 2rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.02) 0%, rgba(255, 255, 255, 0.05) 100%);
  border-radius: 0;
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, var(--accent-color), transparent) 1;
  position: relative;
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
  backdrop-filter: blur(15px);
}

.faq-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(220, 38, 38, 0.05) 0%, transparent 70%);
  animation: rotate 15s linear infinite;
}

@keyframes rotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Блок контактной формы */
.contact-section {
  background: linear-gradient(135deg, #000000 0%, #0a0a0a 100%);
  position: relative;
  overflow: hidden;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 2rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  display: flex;
  gap: 1.5rem;
  padding: 1.5rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.01) 100%);
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, var(--accent-color), transparent) 1;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: all 0.3s ease;
}

.contact-item:hover {
  border-image: linear-gradient(135deg, var(--accent-light), transparent) 1;
  transform: translateX(10px);
  box-shadow: 0 10px 30px rgba(220, 38, 38, 0.1);
}

.contact-icon {
  font-size: 2rem;
  color: transparent;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  min-width: 50px;
}

.contact-details h4 {
  margin-bottom: 0.25rem;
  color: var(--text-primary);
  font-weight: 700;
}

.contact-details p {
  margin: 0;
  font-size: 0.95rem;
}

/* Форма */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);
  padding: 2.5rem;
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, transparent, var(--accent-color)) 1;
  clip-path: polygon(0 20px, 20px 0, 100% 0, 100% 100%, 20px 100%, 0 calc(100% - 20px));
  backdrop-filter: blur(15px);
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  font-weight: 600;
  letter-spacing: 0.5px;
  background: linear-gradient(90deg, transparent, var(--accent-light), transparent);
  padding: 0.25rem 0;
}

.form-group input,
.form-group textarea {
  padding: 1rem;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.2) 100%);
  border: 2px solid transparent;
  border-image: linear-gradient(90deg, var(--border-color), transparent) 1;
  border-radius: 0;
  color: var(--text-primary);
  font-family: inherit;
  transition: all 0.3s ease;
  font-size: 1rem;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-image: linear-gradient(90deg, var(--accent-color), var(--accent-light)) 1;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.4) 100%);
  box-shadow: 0 0 20px rgba(220, 38, 38, 0.2), inset 0 0 20px rgba(220, 38, 38, 0.05);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

.form-submit {
  width: 100%;
}

/* FOOTER */
footer {
  background: linear-gradient(180deg, var(--primary-color) 0%, #050505 100%);
  border-top: 2px solid transparent;
  border-image: linear-gradient(90deg, var(--accent-color), transparent) 1;
  padding: 3.5rem 0 1.5rem 0;
  margin-top: 4rem;
  position: relative;
  overflow: hidden;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2.5rem;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.footer-section h3 {
  margin-bottom: 1.25rem;
  font-size: 1.1rem;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.footer-section ul li {
  margin-bottom: 0.75rem;
  padding-left: 1rem;
  border-left: 2px solid transparent;
  border-image: linear-gradient(180deg, var(--accent-color), transparent) 1;
  transition: all 0.3s ease;
}

.footer-section ul li:hover {
  border-image: linear-gradient(180deg, var(--accent-light), var(--accent-color)) 1;
  padding-left: 1.5rem;
}

.footer-section ul li a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  transition: color 0.3s ease;
}

.footer-section ul li a:hover {
  color: var(--accent-color);
}

.footer-bottom {
  border-top: 2px dashed rgba(220, 38, 38, 0.3);
  padding-top: 1.5rem;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* COOKIE POPUP */
.cookie-popup {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, rgba(10, 10, 10, 0.98) 0%, rgba(15, 15, 15, 0.98) 100%);
  backdrop-filter: blur(20px);
  border-top: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--accent-color), transparent) 1;
  padding: 2rem 2rem;
  z-index: 200;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  max-width: 100%;
  box-shadow: 0 -10px 40px rgba(220, 38, 38, 0.3);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 15px));
}

.cookie-popup.show {
  transform: translateY(0);
  animation: slideUp 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.cookie-text {
  flex: 1;
  min-width: 250px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  padding-left: 1rem;
  border-left: 2px solid transparent;
  border-image: linear-gradient(180deg, var(--accent-color), transparent) 1;
}

.cookie-text a {
  color: var(--accent-color);
  font-weight: 600;
  text-decoration: underline;
  transition: color 0.3s ease;
}

.cookie-text a:hover {
  color: var(--accent-light);
}

.cookie-buttons {
  display: flex;
  gap: 1rem;
  flex-shrink: 0;
}

.cookie-buttons .btn {
  padding: 0.75rem 1.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  border-radius: 0;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

/* СПАСИБО СТРАНИЦА */
.thanks-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.thanks-container::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 150%;
  height: 150%;
  background: radial-gradient(circle, rgba(220, 38, 38, 0.15) 0%, transparent 70%);
  animation: float 8s ease-in-out infinite;
}

.thanks-content {
  text-align: center;
  max-width: 600px;
  animation: fadeInUp 0.8s ease-out;
  position: relative;
  z-index: 1;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
  padding: 3rem;
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, var(--accent-color), transparent) 1;
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
  backdrop-filter: blur(15px);
}

.thanks-icon {
  font-size: 5rem;
  margin-bottom: 2rem;
  animation: bounce 0.6s ease-out;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

.thanks-content h1 {
  margin-bottom: 1rem;
  font-size: 2.5rem;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.thanks-content p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.thanks-link {
  color: var(--accent-color);
  font-weight: 600;
  transition: color 0.3s ease;
}

.thanks-link:hover {
  color: var(--accent-light);
}

/* СТРАНИЦЫ ПОЛИТИК */
.policy-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

.policy-header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid transparent;
  border-image: linear-gradient(90deg, var(--accent-color), transparent) 1;
  position: relative;
}

.policy-header::before {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--accent-color), transparent);
}

.policy-header h1 {
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.policy-content {
  line-height: 1.9;
}

.policy-content h2 {
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: var(--accent-light);
  border-left: 4px solid var(--accent-color);
  padding-left: 1rem;
}

.policy-content h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
  color: var(--text-secondary);
}

.policy-content ul,
.policy-content ol {
  margin: 1rem 0 1rem 2rem;
  color: var(--text-secondary);
}

.policy-content li {
  margin-bottom: 0.75rem;
  padding-left: 0.5rem;
  border-left: 2px solid transparent;
  border-image: linear-gradient(180deg, var(--accent-color), transparent) 1;
  padding-left: 1rem;
  transition: all 0.3s ease;
}

.policy-content li:hover {
  padding-left: 1.5rem;
}

/* АДАПТИВНОСТЬ */
@media (max-width: 1024px) {
  .container {
    padding: 0 1.5rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 1.875rem;
  }

  .hero h1 {
    font-size: 3rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .section-title h2 {
    font-size: 2.25rem;
  }
}

@media (max-width: 768px) {
  .nav-mobile-toggle {
    display: flex;
  }

  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--primary-color);
    border-bottom: 1px solid var(--border-color);
  }

  nav.show {
    display: flex;
  }

  nav a {
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border-color);
  }

  nav a:after {
    display: none;
  }

  header {
    position: relative;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .hero {
    min-height: 80vh;
    padding: 2rem 0;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .marquee-content {
    font-size: 2rem;
  }

  .features-grid,
  .courses-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .cookie-buttons {
    width: 100%;
    flex-direction: column;
  }

  .cookie-buttons .btn {
    width: 100%;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }

  section {
    padding: 2.5rem 0;
  }

  .contact-item {
    gap: 1rem;
  }

  .form-group {
    margin-bottom: 1rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  h3 {
    font-size: 1rem;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .hero p {
    font-size: 0.95rem;
  }

  nav {
    gap: 0;
  }

  .hero-buttons {
    gap: 0.75rem;
  }

  .hero-buttons .btn {
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
  }

  .marquee-content {
    font-size: 1.5rem;
  }

  .section-title {
    margin-bottom: 2rem;
  }

  .feature-card,
  .course-card,
  .testimonial-card {
    padding: 1.5rem;
  }

  .course-card h3 {
    font-size: 1.1rem;
  }

  .accordion-header {
    padding: 1rem;
  }

  .accordion-body-content {
    padding: 0 1rem 1rem 1rem;
  }

  .faq-section {
    padding: 1.5rem;
  }

  .cookie-text {
    font-size: 0.85rem;
  }

  .policy-container {
    padding: 1.5rem 1rem;
  }

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

/* УТИЛИТЫ */
.text-center {
  text-align: center;
}

.mt-4 {
  margin-top: 2rem;
}

.mb-4 {
  margin-bottom: 2rem;
}

.opacity-75 {
  opacity: 0.75;
}

.hidden {
  display: none !important;
}

/* Скелет для загрузки */
@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.loading {
  background: linear-gradient(90deg, var(--surface) 25%, var(--secondary-color) 50%, var(--surface) 75%);
  background-size: 1000px 100%;
  animation: shimmer 2s infinite;
}

/* СПЕЦИАЛЬНЫЕ ЭФФЕКТЫ И ДЕКОРАЦИЯ */

/* Линии-разделители между секциями */
section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(220, 38, 38, 0.15), transparent);
}

/* Геометрические формы для контейнеров */
.container {
  position: relative;
}

/* Светящиеся уголки для блоков с условиями фокуса */
.feature-card::after,
.course-card::after,
.testimonial-card::after,
.contact-form::after,
.accordion-item::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  pointer-events: none;
  background: 
    linear-gradient(135deg, rgba(220, 38, 38, 0.1) 0%, transparent 30%),
    linear-gradient(225deg, rgba(220, 38, 38, 0.05) 0%, transparent 30%);
  z-index: -1;
}

/* Анимации появления элементов */
@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes glowPulse {
  0%, 100% {
    box-shadow: 0 0 10px rgba(220, 38, 38, 0.2);
  }
  50% {
    box-shadow: 0 0 20px rgba(220, 38, 38, 0.4);
  }
}

/* Уникальные стили для текстовых элементов */
.feature-card h3,
.course-card h3,
.testimonial-text {
  position: relative;
}

.feature-card h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: -10px;
  width: 30px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-color), transparent);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.feature-card:hover h3::before {
  opacity: 1;
  width: 50px;
}

/* Декоративные линии в контактной форме */
.form-group::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 50%;
  width: 10px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-color), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
  transform: translateY(-50%);
}

.form-group:focus-within::before {
  opacity: 1;
}

/* Стили для курсов с волновым эффектом */
.courses-grid {
  position: relative;
}

.courses-grid::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(220, 38, 38, 0.05) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
}

/* Трехмерные эффекты при наведении */
.feature-card:hover {
  perspective: 1000px;
}

.course-card:hover {
  filter: brightness(1.05);
}

.testimonial-card:hover {
  filter: drop-shadow(0 10px 20px rgba(220, 38, 38, 0.2));
}