/* --- ЭТАП 0: Глобальные стили --- */
:root {
  --bg-color: #0a0a0b;
  --surface-color: #161618;
  --text-primary: #e0e0e0;
  --text-secondary: #a0a0a0;
  --accent-silver: #c0c0c0;
  --accent-dim: rgba(192, 192, 192, 0.1);
  --border-color: rgba(255, 255, 255, 0.08);
  --font-main: "Inter", sans-serif;
  --font-heading: "Space Grotesk", sans-serif;
  --font-mono: "JetBrains Mono", monospace;
  --container-width: 1200px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-main);
  line-height: 1.6;
  overflow-x: hidden;
  /* Эффект мраморной текстуры на фоне */
  background-image:
    radial-gradient(
      circle at 20% 30%,
      rgba(255, 255, 255, 0.02) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 70%,
      rgba(255, 255, 255, 0.02) 0%,
      transparent 50%
    );
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

/* --- Хедер --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(10, 10, 11, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo__text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--accent-silver);
}

.logo__icon {
  color: var(--accent-silver);
}

.nav__list {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.nav__link--cta {
  background: var(--accent-silver);
  color: var(--bg-color);
  padding: 8px 20px;
  border-radius: 2px;
}

.nav__link--cta:hover {
  background: #fff;
  transform: translateY(-2px);
}

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

.burger__line {
  width: 100%;
  height: 1px;
  background: var(--accent-silver);
  position: absolute;
  left: 0;
  top: 50%;
}

.burger::before,
.burger::after {
  content: "";
  width: 100%;
  height: 1px;
  background: var(--accent-silver);
  position: absolute;
  left: 0;
}

.burger::before {
  top: 0;
}
.burger::after {
  bottom: 0;
}

/* --- Футер --- */
.footer {
  padding: 100px 0 40px;
  background-color: var(--surface-color);
  border-top: 1px solid var(--border-color);
  margin-top: 100px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 80px;
}

.footer__title {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.footer__description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 20px;
  max-width: 280px;
}

.footer__link {
  display: block;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 12px;
}

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

.footer__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-silver);
  opacity: 0.6;
  margin-bottom: 4px;
}

.footer__contact {
  margin-bottom: 20px;
}

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

.footer__bottom {
  padding-top: 40px;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

.footer__copy {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  opacity: 0.5;
}

/* --- Мобильная адаптация --- */
@media (max-width: 992px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
  .header__nav {
    display: none;
  }
  .burger {
    display: block;
  }
}

@media (max-width: 576px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* --- HERO SECTION & BENTO GRID --- */
.hero {
  padding: 140px 0 60px;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, minmax(200px, auto));
  gap: 20px;
}

/* Bento Card Styles */
.bento-card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 4px; /* Минимум скругления для тех-стиля */
  position: relative;
  overflow: hidden;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: var(--transition);
}

.bento-card:hover {
  border-color: var(--accent-silver);
}

/* Размещение блоков в сетке */
.hero__block--main {
  grid-column: 1 / 4;
  grid-row: 1 / 3;
  background: linear-gradient(135deg, #161618 0%, #0a0a0b 100%);
  min-height: 500px;
}

.hero__block--stats {
  grid-column: 4 / 5;
  grid-row: 1 / 2;
}

.hero__block--geo {
  grid-column: 4 / 5;
  grid-row: 2 / 3;
}

/* Typography in Hero */
.hero__badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-silver);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  margin-bottom: 24px;
  display: block;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.1;
  font-weight: 700;
  margin-bottom: 30px;
  color: #fff;
}

.highlight {
  color: var(--accent-silver);
  font-style: italic;
}

.hero__subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 40px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  padding: 16px 32px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: var(--transition);
}

.btn--primary {
  background: var(--accent-silver);
  color: var(--bg-color);
  border: 1px solid var(--accent-silver);
}

.btn--primary:hover {
  background: transparent;
  color: var(--accent-silver);
}

.btn--outline {
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  margin-left: 20px;
}

.btn--outline:hover {
  border-color: var(--accent-silver);
}

/* Canvas background */
.hero__canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.4;
  pointer-events: none;
}

.bento-card__content {
  position: relative;
  z-index: 2;
}

/* Адаптивность для Bento */
@media (max-width: 992px) {
  .hero__grid {
    grid-template-columns: 1fr 1fr;
  }
  .hero__block--main {
    grid-column: 1 / 3;
  }
  .hero__block--stats,
  .hero__block--geo {
    grid-column: auto;
  }
}

@media (max-width: 576px) {
  .hero__grid {
    grid-template-columns: 1fr;
  }
  .hero__block--main {
    grid-column: 1 / 2;
  }
  .btn--outline {
    margin-left: 0;
    margin-top: 15px;
    width: 100%;
    justify-content: center;
  }
  .btn--primary {
    width: 100%;
    justify-content: center;
  }
}

/* --- ОБЩИЕ ЭЛЕМЕНТЫ СЕКЦИЙ --- */
.section-label {
  font-family: var(--font-mono);
  color: var(--accent-silver);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  display: block;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 50px;
  line-height: 1.2;
}

/* --- КУРСЫ (Bento Grid) --- */
.courses {
  padding: 100px 0;
}

.courses__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr;
  gap: 20px;
}

.course-card {
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.course-card--large {
  grid-column: 1 / 3;
  flex-direction: row;
  padding: 0;
}

.course-card__info {
  padding: 40px;
  flex: 1;
}

.course-card__visual {
  flex: 1;
  position: relative;
  background: #000;
  overflow: hidden;
  border-left: 1px solid var(--border-color);
}

.course-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
  transition: var(--transition);
}

.course-card:hover .course-card__img {
  transform: scale(1.05);
  opacity: 0.7;
}

.course-card__tag {
  display: inline-block;
  padding: 4px 12px;
  border: 1px solid var(--accent-silver);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  margin-bottom: 20px;
}

.course-card__name {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  margin-bottom: 15px;
}

.course-card__desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.course-card__details {
  margin-bottom: 30px;
}

.course-card__details li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.course-card__link {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--accent-silver);
  margin-top: auto;
}

.tech-overlay {
  position: absolute;
  bottom: 20px;
  right: 20px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-silver);
  background: rgba(0, 0, 0, 0.8);
  padding: 5px 10px;
}

/* --- МЕТОДИКА --- */
.method {
  padding: 100px 0;
  background: var(--surface-color);
  position: relative;
}

.method__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: center;
}

.method__text {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
}

.method__subtext {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 15px;
}

.method__steps {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.step-item {
  display: flex;
  gap: 30px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 30px;
  transition: var(--transition);
}

.step-item:hover {
  border-color: var(--accent-silver);
}

.step-item__num {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--border-color);
  transition: var(--transition);
}

.step-item:hover .step-item__num {
  color: var(--accent-silver);
  -webkit-text-stroke: 1px var(--accent-silver);
}

.step-item__title {
  font-size: 1.4rem;
  margin-bottom: 10px;
}

.step-item__desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* АДАПТИВ */
@media (max-width: 992px) {
  .courses__grid {
    grid-template-columns: 1fr;
  }
  .course-card--large {
    flex-direction: column;
  }
  .method__grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }
}

/* --- КАРЬЕРА (Tech / Utilitarian) --- */
.career {
  padding: 100px 0;
  position: relative;
}

.career__grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  grid-template-rows: auto auto;
  gap: 20px;
}

.career__card {
  padding: 40px;
  position: relative;
}

.career__card--stats {
  grid-row: 1 / 3;
  background: var(--surface-color);
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  border: 1px dashed var(--border-color); /* Технический штрих */
}

.career__plus-top,
.career__plus-bottom {
  position: absolute;
  font-family: var(--font-mono);
  color: var(--accent-silver);
  font-size: 1.2rem;
  opacity: 0.5;
}
.career__plus-top {
  top: 10px;
  left: 10px;
}
.career__plus-bottom {
  bottom: 10px;
  right: 10px;
}

.career__num {
  display: block;
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--accent-silver);
  line-height: 1;
}

.career__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-top: 10px;
}

.career__card-title {
  font-size: 1.8rem;
  margin-bottom: 20px;
  font-family: var(--font-heading);
}

.career__card-text {
  color: var(--text-secondary);
  margin-bottom: 30px;
  line-height: 1.8;
}

.tech-logo {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  padding: 5px 15px;
  border: 1px solid var(--border-color);
  margin-right: 10px;
  color: var(--text-secondary);
}

.career__card--accent {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--accent-dim);
}

.career__icon {
  color: var(--accent-silver);
}

/* --- ОТЗЫВЫ (Editorial) --- */
.reviews {
  padding: 100px 0;
}

.reviews__list {
  margin-top: 60px;
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.review-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-top: 1px solid var(--border-color);
  padding-top: 40px;
}

.review-item--reverse {
  flex-direction: row-reverse;
}

.review-item__content {
  max-width: 700px;
}

.review-item__text {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  line-height: 1.4;
  font-style: italic;
  color: var(--text-primary);
  margin-bottom: 30px;
}

.review-item__footer {
  display: flex;
  flex-direction: column;
}

.review-item__author {
  font-weight: 600;
  font-size: 1.1rem;
}

.review-item__role {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.review-item__meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-silver);
  opacity: 0.4;
}

/* АДАПТИВ */
@media (max-width: 992px) {
  .career__grid {
    grid-template-columns: 1fr;
  }
  .career__card--stats {
    grid-row: auto;
  }
  .review-item,
  .review-item--reverse {
    flex-direction: column;
    gap: 20px;
  }
  .review-item__text {
    font-size: 1.4rem;
  }
}

/* --- СЕКЦИЯ КОНТАКТОВ --- */
.contact {
  padding: 100px 0;
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  padding: 60px;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
}

.contact__text {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
}

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

.contact__meta-item {
  display: flex;
  align-items: center;
  gap: 15px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-silver);
}

/* Стили формы */
.form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
}

.form__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: 0.1em;
}

.form__input {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  padding: 14px 18px;
  color: #fff;
  font-family: var(--font-main);
  font-size: 1rem;
  transition: var(--transition);
}

.form__input:focus {
  outline: none;
  border-color: var(--accent-silver);
  background: rgba(255, 255, 255, 0.05);
}

.form__error {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #ff4d4d;
  margin-top: 4px;
  display: none;
}

.form__input.invalid {
  border-color: #ff4d4d;
}

.form__input.invalid ~ .form__error {
  display: block;
}

/* Кастомные чекбоксы */
.captcha,
.policy {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}

.captcha__input,
.policy__input {
  display: none;
}

.captcha__box,
.policy__box {
  min-width: 20px;
  height: 20px;
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.03);
  position: relative;
  transition: var(--transition);
}

.captcha__input:checked + .captcha__box,
.policy__input:checked + .policy__box {
  background: var(--accent-silver);
}

.captcha__input:checked + .captcha__box::after,
.policy__input:checked + .policy__box::after {
  content: "✓";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--bg-color);
  font-size: 12px;
}

.captcha__text,
.policy__text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.policy__text a {
  color: var(--accent-silver);
  text-decoration: underline;
}

.form__submit {
  width: 100%;
  justify-content: center;
  gap: 15px;
  margin-top: 10px;
}

/* Успешная отправка */
.form-success {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px;
  height: 100%;
}

.form-success__icon {
  font-size: 3rem;
  color: var(--accent-silver);
  margin-bottom: 20px;
}

.form-success__title {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-bottom: 10px;
}

@media (max-width: 992px) {
  .contact__grid {
    grid-template-columns: 1fr;
    padding: 40px 24px;
  }
}
/* --- COOKIE POP-UP --- */
/* --- COOKIE POP-UP (FIXED) --- */
.cookie-popup {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(22, 22, 24, 0.98); /* Сделал чуть плотнее */
  backdrop-filter: blur(15px);
  border-top: 1px solid var(--border-color);
  padding: 25px 0;
  z-index: 9999; /* Максимальный приоритет */

  /* Начальное состояние: скрыт внизу */
  transform: translateY(100%);
  visibility: hidden;
  transition:
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    visibility 0.8s;
}

.cookie-popup--active {
  transform: translateY(0); /* Выплывает вверх */
  visibility: visible;
}

.cookie-popup__container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
}

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

.cookie-popup__text a {
  color: var(--accent-silver);
  text-decoration: underline;
}

.cookie-popup__btn {
  padding: 10px 24px;
  font-size: 0.8rem;
}

/* --- СТИЛИ ДЛЯ СТРАНИЦ ПОЛИТИК (PAGES) --- */
.pages {
  padding: 160px 0 100px;
}

.pages h1 {
  font-family: var(--font-heading);
  font-size: 3rem;
  margin-bottom: 40px;
  color: #fff;
}

.pages h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  margin: 40px 0 20px;
  color: var(--accent-silver);
}

.pages p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.pages ul {
  margin-bottom: 30px;
}

.pages li {
  position: relative;
  padding-left: 25px;
  margin-bottom: 12px;
  color: var(--text-secondary);
}

.pages li::before {
  content: "+";
  position: absolute;
  left: 0;
  color: var(--accent-silver);
  font-family: var(--font-mono);
}

.pages strong {
  color: #fff;
}

.pages a {
  color: var(--accent-silver);
  text-decoration: underline;
}

@media (max-width: 768px) {
  .cookie-popup__container {
    flex-direction: column;
    text-align: center;
  }
  .pages h1 {
    font-size: 2.2rem;
  }
}