:root {
  --bg-color: #fdfdfd;
  --text-color: #1a1a1a;
  --accent-color: #0047ff;
  --border-color: #e0e0e0;
  --mono-font: "JetBrains Mono", monospace;
  --main-font:
    "JetBrains Mono", monospace; /* Утилитарный стиль требует моноширинности */
  --display-font: "Playfair Display", serif;
  --container-width: 1300px;
  --gap: 2rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--main-font);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header Styles */
.header {
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  background: rgba(253, 253, 253, 0.9);
  backdrop-filter: blur(10px);
  z-index: 1000;
}

.header__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -1px;
  font-size: 1.5rem;
}

.header__menu {
  display: flex;
  list-style: none;
  gap: 30px;
  align-items: center;
}

.header__link {
  text-decoration: none;
  color: var(--text-color);
  font-size: 0.85rem;
  text-transform: uppercase;
  transition: 0.3s;
}

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

.header__btn {
  text-decoration: none;
  background: var(--text-color);
  color: white;
  padding: 10px 20px;
  font-size: 0.85rem;
  text-transform: uppercase;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.header__btn:hover {
  transform: scale(1.05);
}

/* Footer Styles */
.footer {
  border-top: 1px solid var(--border-color);
  padding: 80px 0 40px;
  margin-top: 100px;
}

.footer__container {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
}

.footer__title {
  text-transform: uppercase;
  font-size: 0.9rem;
  margin-bottom: 25px;
  border-left: 3px solid var(--accent-color);
  padding-left: 10px;
}

.footer__list {
  list-style: none;
}

.footer__list li {
  margin-bottom: 12px;
}

.footer__list a {
  text-decoration: none;
  color: #666;
  font-size: 0.85rem;
  transition: color 0.3s;
}

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

.footer__list--contacts li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: #666;
}

.footer__bottom {
  margin-top: 60px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  font-size: 0.7rem;
  color: #999;
  text-transform: uppercase;
}

/* Utilities */
.header__burger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 20px;
  position: relative;
}

/* Mobile Responsive */
@media (max-width: 992px) {
  .footer__container {
    grid-template-columns: 1fr 1fr;
  }
  .header__menu {
    display: none; /* Logic for burger in script.js */
  }
}

@media (max-width: 576px) {
  .footer__container {
    grid-template-columns: 1fr;
  }
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border-color);
}

#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  opacity: 0.15;
}

.hero__container {
  position: relative;
  z-index: 2;
  padding-top: 60px;
  padding-bottom: 60px;
}

.hero__label {
  font-size: 0.75rem;
  color: var(--accent-color);
  margin-bottom: 20px;
  letter-spacing: 2px;
}

.hero__title {
  font-family: var(--display-font);
  font-size: clamp(3.5rem, 8vw, 7rem);
  line-height: 0.9;
  text-transform: uppercase;
  margin-bottom: 30px;
  max-width: 900px;
}

.hero__title--outline {
  -webkit-text-stroke: 1px var(--text-color);
  color: transparent;
}

.hero__description {
  max-width: 600px;
  font-size: 1.1rem;
  color: #444;
  margin-bottom: 40px;
  border-left: 2px solid var(--border-color);
  padding-left: 20px;
}

.hero__actions {
  display: flex;
  gap: 20px;
  margin-bottom: 80px;
}

.hero__btn {
  padding: 18px 35px;
  text-decoration: none;
  font-size: 0.9rem;
  text-transform: uppercase;
  font-weight: bold;
  transition: 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

.hero__btn--primary {
  background: var(--text-color);
  color: white;
}

.hero__btn--primary:hover {
  background: var(--accent-color);
  transform: translateY(-5px);
}

.hero__btn--outline {
  border: 1px solid var(--border-color);
  color: var(--text-color);
}

.hero__btn--outline:hover {
  background: #f0f0f0;
}

.hero__stats {
  display: flex;
  gap: 60px;
  border-top: 1px solid var(--border-color);
  padding-top: 40px;
}

.hero__stat-item {
  display: flex;
  align-items: center;
  gap: 15px;
}

.hero__stat-num {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-color);
}

.hero__stat-text {
  font-size: 0.7rem;
  text-transform: uppercase;
  line-height: 1.2;
}

.hero__side-text {
  position: absolute;
  right: -120px;
  top: 50%;
  transform: rotate(90deg);
  font-size: 0.75rem;
  letter-spacing: 10px;
  color: var(--border-color);
  font-weight: bold;
}

@media (max-width: 768px) {
  .hero__actions {
    flex-direction: column;
  }
  .hero__stats {
    flex-direction: column;
    gap: 30px;
  }
  .hero__side-text {
    display: none;
  }
}

/* Shared Section Header */
.section-header {
  margin-bottom: 60px;
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
}

.section-header__tag {
  font-size: 0.75rem;
  color: var(--accent-color);
  font-weight: 700;
}

.section-header__title {
  font-family: var(--display-font);
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-top: 10px;
  text-transform: uppercase;
}

/* Courses Grid */
.courses {
  padding: 100px 0;
}

.courses__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px; /* Тонкие линии между блоками */
  background-color: var(--border-color); /* Имитация границ через фон */
  border: 1px solid var(--border-color);
}

.course-card {
  background: var(--bg-color);
  padding: 40px;
  display: flex;
  flex-direction: column;
  min-height: 350px;
  transition: 0.3s;
}

.course-card--large {
  grid-row: span 2;
}

.course-card:hover {
  background: #f9f9f9;
}

.course-card__num {
  font-size: 0.75rem;
  color: #999;
  margin-bottom: 20px;
}

.course-card__title {
  font-size: 1.8rem;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.course-card__text {
  font-size: 0.95rem;
  color: #555;
  flex-grow: 1;
}

.course-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px dashed var(--border-color);
}

.course-card__duration {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.course-card__link {
  text-decoration: none;
  color: var(--accent-color);
  font-weight: 700;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 5px;
}

/* Methodology Section */
.method {
  padding: 100px 0;
  background: #111;
  color: #fff;
}

.method .section-header__tag {
  color: var(--accent-color);
}

.method__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.method__title {
  font-family: var(--display-font);
  font-size: 3rem;
  margin-bottom: 30px;
  text-transform: uppercase;
}

.method__description {
  font-size: 1.1rem;
  color: #ccc;
  margin-bottom: 40px;
}

.method__list {
  list-style: none;
  margin-bottom: 50px;
}

.method__item {
  padding: 15px 0;
  border-bottom: 1px solid #333;
  font-size: 0.9rem;
  text-transform: uppercase;
}

.method__item strong {
  color: var(--accent-color);
  margin-right: 10px;
}

.method__cta {
  display: inline-block;
  padding: 15px 30px;
  background: var(--accent-color);
  color: white;
  text-decoration: none;
  font-weight: bold;
  font-size: 0.85rem;
  text-transform: uppercase;
}

.method__image-box {
  position: relative;
  border: 1px solid #333;
  padding: 20px;
}

.method__img {
  width: 100%;
  filter: grayscale(1);
  display: block;
}

.method__label {
  position: absolute;
  bottom: -10px;
  left: -10px;
  background: var(--accent-color);
  padding: 5px 15px;
  font-size: 0.7rem;
  letter-spacing: 2px;
}

/* Responsive */
@media (max-width: 992px) {
  .courses__grid,
  .method__layout {
    grid-template-columns: 1fr;
  }
}

/* Benefits Section */
.benefits {
  padding: 100px 0;
  border-bottom: 1px solid var(--border-color);
}

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 60px;
}

.benefit-item {
  display: flex;
  gap: 20px;
}

.benefit-item__side {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--accent-color);
  border-right: 1px solid var(--border-color);
  padding-bottom: 10px;
}

.benefit-item__title {
  font-size: 1.4rem;
  text-transform: uppercase;
  margin-bottom: 15px;
  line-height: 1.2;
}

.benefit-item__text {
  font-size: 0.9rem;
  color: #666;
}

/* Platform Section */
.platform {
  padding: 120px 0;
  background-color: #f4f4f4;
}

.platform__box {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
  background: white;
  padding: 60px;
  border: 1px solid var(--border-color);
}

.platform__label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-color);
  display: block;
  margin-bottom: 20px;
}

.platform__title {
  font-family: var(--display-font);
  font-size: 2.8rem;
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 30px;
}

.platform__text {
  font-size: 1rem;
  color: #555;
  margin-bottom: 30px;
}

.platform__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 40px;
}

.platform__feat {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.platform__feat i {
  width: 18px;
  color: var(--accent-color);
}

.platform__btn {
  display: inline-block;
  padding: 15px 35px;
  background: var(--text-color);
  color: white;
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  transition: 0.3s;
}

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

.platform__preview {
  position: relative;
  padding: 20px;
  background: #f9f9f9;
  border: 1px solid var(--border-color);
}

.platform__img {
  width: 100%;
  display: block;
  box-shadow: 20px 20px 0px rgba(0, 0, 0, 0.05);
}

.platform__marker {
  position: absolute;
  background: var(--text-color);
  color: white;
  padding: 4px 10px;
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
}

.platform__marker--1 {
  top: 40px;
  left: 0;
}
.platform__marker--2 {
  bottom: 40px;
  right: 0;
}

@media (max-width: 992px) {
  .benefits__grid,
  .platform__box {
    grid-template-columns: 1fr;
  }
}

/* Contact Section */
.contact {
  padding: 100px 0;
  background: #fff;
}

.contact__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
}

.contact__title {
  font-family: var(--display-font);
  font-size: 3.5rem;
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 30px;
}

.contact__description {
  font-size: 1rem;
  color: #666;
  margin-bottom: 40px;
}

.contact__details {
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--border-color);
}

.contact__detail-item {
  font-size: 0.75rem;
  letter-spacing: 1px;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.contact__detail-item strong {
  color: var(--accent-color);
}

/* Form Styles */
.contact__form {
  background: #fdfdfd;
  padding: 40px;
  border: 1px solid var(--text-color); /* Строгий контур */
  position: relative;
}

.form-group {
  margin-bottom: 25px;
}

.form-label {
  display: block;
  font-size: 0.65rem;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 8px;
  color: #999;
}

.form-input {
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--border-color);
  padding: 10px 0;
  font-family: var(--mono-font);
  font-size: 0.9rem;
  background: transparent;
  outline: none;
  transition: 0.3s;
}

.form-input:focus {
  border-bottom-color: var(--accent-color);
}

/* Custom Captcha & Checkbox */
.captcha-wrapper,
.policy-wrapper {
  margin-bottom: 20px;
}

.captcha-container,
.policy-container {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  font-size: 0.75rem;
  color: #555;
}

.captcha-checkmark {
  width: 20px;
  height: 20px;
  border: 1px solid var(--border-color);
  position: relative;
  flex-shrink: 0;
}

.captcha-container input:checked + .captcha-checkmark {
  background: var(--accent-color);
  border-color: var(--accent-color);
}

.form-submit {
  width: 100%;
  background: var(--text-color);
  color: white;
  border: none;
  padding: 20px;
  font-size: 0.8rem;
  text-transform: uppercase;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  transition: 0.3s;
}

.form-submit:hover {
  background: var(--accent-color);
}

.form-message {
  margin-top: 20px;
  font-size: 0.8rem;
  text-align: center;
  display: none;
}

.form-message--success {
  color: #27ae60;
  display: block;
}

.form-message--error {
  color: #e74c3c;
  display: block;
}

@media (max-width: 992px) {
  .contact__layout {
    grid-template-columns: 1fr;
  }
}
/* Cookie Popup */
.cookie-popup {
  position: fixed;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: var(--text-color);
  color: white;
  padding: 20px;
  z-index: 2000;
  display: none;
  border: 1px solid var(--accent-color);
}

.cookie-popup__content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  max-width: var(--container-width);
  margin: 0 auto;
}

.cookie-popup__btn {
  background: var(--accent-color);
  color: white;
  border: none;
  padding: 10px 25px;
  cursor: pointer;
  font-weight: bold;
  text-transform: uppercase;
  font-size: 0.7rem;
}

/* Styles for Policy Pages (privacy.html etc.) */
.pages {
  padding: 100px 0;
}
.pages h1 {
  font-family: var(--display-font);
  font-size: 3rem;
  margin-bottom: 40px;
  text-transform: uppercase;
}
.pages h2 {
  margin: 30px 0 15px;
  text-transform: uppercase;
  font-size: 1.2rem;
  border-left: 3px solid var(--accent-color);
  padding-left: 15px;
}
.pages p {
  margin-bottom: 20px;
  color: #444;
  line-height: 1.8;
}
.pages ul {
  margin-bottom: 20px;
  padding-left: 20px;
}
.pages li {
  margin-bottom: 10px;
}
.pages strong {
  color: var(--text-color);
}