/* --- Глобальные переменные --- */
:root {
  --color-bg: #0f1115;
  --color-card: rgba(255, 255, 255, 0.03);
  --color-text: #e0e0e0;
  --color-accent: #ff5f5f; /* Мягкий красный */
  --color-accent-gradient: linear-gradient(135deg, #ff5f5f 0%, #e63946 100%);
  --font-main: "Inter", sans-serif;
  --font-heading: "Sora", sans-serif;
  --radius-lg: 32px;
  --transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
  --glass-border: rgba(255, 255, 255, 0.08);
}

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

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-main);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 25px;
}

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

.logo__text {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* --- Хедер (Glassmorphism) --- */
.header {
  position: fixed;
  top: 20px;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition);
}

.header__container {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(15px);
  border: 1px solid var(--glass-border);
  padding: 15px 30px;
  border-radius: 100px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 35px;
}

.nav__link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  opacity: 0.7;
  transition: var(--transition);
}

.nav__link:hover {
  opacity: 1;
  color: var(--color-accent);
}

.nav__link--cta {
  background: var(--color-accent-gradient);
  color: white;
  padding: 12px 25px;
  border-radius: 50px;
  opacity: 1;
  box-shadow: 0 8px 20px rgba(255, 95, 95, 0.2);
}

.nav__link--cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 25px rgba(255, 95, 95, 0.4);
  color: white;
}

/* --- Футер --- */
.footer {
  padding: 120px 0 60px;
  background: linear-gradient(to bottom, transparent, #090a0c);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 60px;
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 60px;
}

.footer__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  margin-bottom: 25px;
  color: #fff;
}

.footer__tagline {
  margin-top: 20px;
  opacity: 0.5;
  font-size: 0.95rem;
  line-height: 1.7;
}

.footer__links li {
  margin-bottom: 15px;
}
.footer__links a {
  color: var(--color-text);
  text-decoration: none;
  opacity: 0.5;
  transition: var(--transition);
  font-size: 0.9rem;
}

.footer__links a:hover {
  opacity: 1;
  color: var(--color-accent);
  padding-left: 8px;
}

.footer__contacts li {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
  opacity: 0.6;
  font-size: 0.9rem;
}

.footer__bottom {
  padding-top: 40px;
  text-align: center;
  font-size: 0.8rem;
  opacity: 0.3;
}

/* Бургер */
.header__burger {
  display: none;
  width: 35px;
  height: 35px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  border: none;
  cursor: pointer;
  position: relative;
}

.header__burger span {
  position: absolute;
  width: 20px;
  height: 2px;
  background: var(--color-accent);
  left: 7.5px;
  top: 16.5px;
}

/* Адаптивность */
@media (max-width: 1024px) {
  .nav {
    display: none;
  }
  .header__burger {
    display: block;
  }
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 160px 0 100px;
  overflow: hidden;
}

.hero__canvas-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
}

.hero__container {
  text-align: center;
  position: relative;
  z-index: 10;
}

.hero__badge {
  display: inline-block;
  padding: 8px 20px;
  background: var(--color-accent-soft);
  border: 1px solid rgba(255, 95, 95, 0.2);
  border-radius: 100px;
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 30px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 8vw, 6rem); /* Гігантська типографіка */
  line-height: 1.1;
  font-weight: 800;
  margin-bottom: 30px;
  letter-spacing: -2px;
}

.text-gradient {
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__subtitle {
  max-width: 700px;
  margin: 0 auto 40px;
  font-size: 1.2rem;
  opacity: 0.8;
  line-height: 1.8;
}

/* Кнопки */
.hero__actions {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 80px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 40px;
  border-radius: 100px;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
}

.btn--primary {
  background: var(--color-accent-gradient);
  color: white;
  box-shadow: 0 15px 35px rgba(255, 95, 95, 0.3);
}

.btn--primary:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: 0 20px 45px rgba(255, 95, 95, 0.4);
}

.btn--secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn--secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-5px);
}

/* Статистика */
.hero__stats {
  display: flex;
  justify-content: center;
  gap: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--glass-border);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-item__number {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: #fff;
}

.stat-item__label {
  font-size: 0.8rem;
  opacity: 0.5;
  text-transform: uppercase;
  margin-top: 5px;
}

@media (max-width: 768px) {
  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }
  .hero__stats {
    gap: 20px;
    flex-wrap: wrap;
  }
  .hero__title {
    font-size: 3rem;
  }
}

/* Анимация иконки бургера */
.burger--active span {
  background: transparent !important;
}
.burger--active::before {
  transform: rotate(45deg);
  top: 16px !important;
}
.burger--active::after {
  transform: rotate(-45deg);
  bottom: 16px !important;
}

@media (max-width: 1024px) {
  .nav {
    display: flex;
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(15, 17, 21, 0.95);
    backdrop-filter: blur(20px);
    z-index: 999;
    transition: var(--transition);
    justify-content: center;
    align-items: center;
  }

  .nav--active {
    right: 0;
  }

  .nav__list {
    flex-direction: column;
    gap: 40px;
    text-align: center;
  }

  .nav__link {
    font-size: 1.5rem;
  }
}

.ecosystem {
  padding: 150px 0;
  position: relative;
}

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

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.1;
  margin-bottom: 30px;
}

.section-text {
  font-size: 1.1rem;
  opacity: 0.7;
  margin-bottom: 40px;
  max-width: 450px;
}

/* Асимметричная сетка карточек */
.ecosystem__cards {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.eco-card {
  background: var(--color-card);
  border: 1px solid var(--glass-border);
  padding: 40px;
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.eco-card:hover {
  transform: translateY(-10px);
  border-color: var(--color-accent);
  background: rgba(255, 95, 95, 0.05);
}

.eco-card--1 {
  grid-column: 1;
  margin-top: -40px; /* Сдвиг вверх */
}

.eco-card--2 {
  grid-column: 2;
  grid-row: 1 / 3; /* Растягиваем на две строки */
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-color: rgba(255, 95, 95, 0.2);
}

.eco-card--3 {
  grid-column: 1;
  margin-left: 40px; /* Сдвиг вправо */
}

.eco-card__icon {
  width: 60px;
  height: 60px;
  background: var(--color-accent-gradient);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
  color: white;
}

.eco-card__badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 15px;
  letter-spacing: 2px;
}

.eco-card h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 15px;
}

.eco-card p {
  font-size: 0.95rem;
  opacity: 0.6;
  line-height: 1.6;
}

/* Адаптивность для «сломанной» сетки */
@media (max-width: 992px) {
  .ecosystem__grid {
    grid-template-columns: 1fr;
  }
  .ecosystem__cards {
    display: flex;
    flex-direction: column;
  }
  .eco-card {
    margin: 0 !important;
  }
}

.knowledge {
  padding: 100px 0;
  background: radial-gradient(
    circle at top right,
    rgba(255, 95, 95, 0.05),
    transparent 40%
  );
}

.knowledge__header {
  text-align: center;
  margin-bottom: 80px;
}

.knowledge__header .section-text {
  margin: 20px auto 0;
}

.knowledge__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.k-module {
  position: relative;
  padding: 50px 40px;
  border-radius: var(--radius-lg);
  background: var(--color-card);
  border: 1px solid var(--glass-border);
  transition: var(--transition);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 400px;
}

.k-module__content {
  position: relative;
  z-index: 2;
}

.k-module__number {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 800;
  opacity: 0.05;
  position: absolute;
  top: -20px;
  right: -10px;
  color: var(--color-accent);
}

.k-module__badge {
  display: inline-block;
  padding: 5px 12px;
  background: var(--color-accent);
  color: white;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.k-module h3 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  margin-bottom: 20px;
  color: #fff;
}

.k-module p {
  font-size: 1rem;
  opacity: 0.6;
  line-height: 1.6;
  margin-bottom: auto;
}

.k-module__link {
  margin-top: 40px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.9rem;
}

.k-module__link i {
  width: 18px;
  transition: transform 0.3s ease;
}

/* Эффекты при наведении */
.k-module:hover {
  transform: translateY(-15px) scale(1.02);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 95, 95, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.k-module:hover .k-module__link i {
  transform: translateX(5px);
}

.k-module--featured {
  border-color: rgba(255, 95, 95, 0.4);
  background: linear-gradient(
    135deg,
    rgba(255, 95, 95, 0.05) 0%,
    rgba(255, 255, 255, 0.02) 100%
  );
}

.k-module__glass {
  position: absolute;
  bottom: -50px;
  right: -50px;
  width: 150px;
  height: 150px;
  background: var(--color-accent-gradient);
  filter: blur(80px);
  opacity: 0;
  transition: var(--transition);
}

.k-module:hover .k-module__glass {
  opacity: 0.2;
}

/* Адаптив */
@media (max-width: 992px) {
  .knowledge__grid {
    grid-template-columns: 1fr;
  }
  .k-module {
    min-height: auto;
  }
}

.lab {
  padding: 100px 0;
  position: relative;
}

.lab__box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  border-radius: 40px;
  padding: 80px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}

/* Эффект свечения внутри бокса */
.lab__box::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(
    circle,
    rgba(255, 95, 95, 0.15) 0%,
    transparent 70%
  );
  z-index: 0;
}

.lab__content {
  position: relative;
  z-index: 1;
}

.lab__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-accent);
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 20px;
}

.lab__features {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.lab__features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
  opacity: 0.8;
}

.lab__features i {
  color: var(--color-accent);
  width: 20px;
}

/* Карточка теста */
.lab__quiz {
  position: relative;
  z-index: 1;
}

.quiz-card,
.quiz-result {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 40px;
  border-radius: 30px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.quiz-card__step {
  font-size: 0.8rem;
  opacity: 0.5;
  margin-bottom: 15px;
}

.quiz-card__question {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin-bottom: 30px;
  line-height: 1.4;
}

.quiz-card__options {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 30px;
}

.quiz-option {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 15px 20px;
  border-radius: 15px;
  color: #fff;
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
}

.quiz-option:hover {
  background: rgba(255, 95, 95, 0.1);
  border-color: var(--color-accent);
  transform: translateX(10px);
}

.quiz-card__progress {
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  overflow: hidden;
}

.quiz-card__bar {
  height: 100%;
  background: var(--color-accent-gradient);
  transition: width 0.5s ease;
}

/* Результат */
.quiz-result {
  text-align: center;
  animation: fadeIn 0.5s ease;
}

.result-icon {
  width: 60px;
  height: 60px;
  color: var(--color-accent);
  margin-bottom: 20px;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 992px) {
  .lab__box {
    grid-template-columns: 1fr;
    padding: 40px 25px;
  }
}
.contact {
  padding: 120px 0;
  background: radial-gradient(
    circle at bottom left,
    rgba(255, 95, 95, 0.05),
    transparent 30%
  );
}

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

.contact__notice {
  display: flex;
  gap: 15px;
  background: rgba(255, 255, 255, 0.03);
  padding: 20px;
  border-radius: 20px;
  border: 1px solid var(--glass-border);
  margin-top: 40px;
}

.contact__notice i {
  color: var(--color-accent);
  flex-shrink: 0;
}
.contact__notice span {
  font-size: 0.9rem;
  opacity: 0.6;
}

/* Форма */
/* Контейнер формы */
.contact-form {
  position: relative;
  background: rgba(255, 255, 255, 0.02);
  padding: 40px;
  border-radius: 30px;
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
}

.form-group {
  position: relative;
  margin-bottom: 20px;
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"] {
  width: 100%;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: #fff;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.contact-form input:focus {
  border-color: var(--color-accent);
  background: rgba(255, 255, 255, 0.08);
  outline: none;
}

/* Стили для кастомных чекбоксов */
.form-checkbox-wrapper {
  margin-bottom: 15px;
}

.custom-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  user-select: none;
}

.custom-label input {
  display: none; /* Скрываем стандартный инпут */
}

.custom-box {
  width: 22px;
  height: 22px;
  border: 2px solid var(--color-accent);
  border-radius: 6px;
  flex-shrink: 0;
  position: relative;
  background: transparent;
  transition: background 0.2s;
}

/* Галочка при клике */
.custom-label input:checked + .custom-box {
  background: var(--color-accent);
}

.custom-label input:checked + .custom-box::after {
  content: "✓";
  position: absolute;
  color: white;
  font-size: 14px;
  font-weight: bold;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.label-text {
  font-size: 0.85rem;
  line-height: 1.4;
  opacity: 0.8;
}

/* Ошибки валидации */
.error-msg {
  color: #ff4d4d;
  font-size: 0.75rem;
  display: none;
  margin-top: 5px;
  padding-left: 5px;
}

input.invalid {
  border-color: #ff4d4d !important;
}

/* Состояние успеха */
.form-result {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 20px;
  animation: fadeIn 0.5s ease;
}

.success-state i {
  width: 60px;
  height: 60px;
  color: #00ff88;
  margin-bottom: 15px;
}

.btn--full {
  width: 100%;
  margin-top: 20px;
  border: none;
}

/* Cookie Popup */
.cookie-popup {
  position: fixed;
  bottom: -100px;
  left: 0;
  width: 100%;
  z-index: 2000;
  padding: 20px;
  transition: transform 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

.cookie-popup--active {
  transform: translateY(-120px);
}

.cookie-popup__content {
  max-width: 600px;
  margin: 0 auto;
  background: rgba(20, 22, 26, 0.9);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  padding: 20px 30px;
  border-radius: 25px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.cookie-popup p {
  font-size: 0.9rem;
  opacity: 0.8;
}
.cookie-popup button {
  padding: 10px 25px;
  font-size: 0.8rem;
}

/* Стили для страниц политик (privacy.html и др.) */
.pages {
  padding: 160px 0 100px;
}

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

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

.pages p {
  margin-bottom: 20px;
  opacity: 0.7;
  line-height: 1.8;
}

.pages ul {
  margin-bottom: 30px;
  padding-left: 20px;
}

.pages li {
  margin-bottom: 10px;
  opacity: 0.7;
  list-style: disc;
}

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

.error-msg {
  color: #ff5f5f;
  font-size: 0.7rem;
  display: none;
  margin-top: 5px;
  padding-left: 10px;
  font-weight: 500;
  animation: shake 0.3s ease-in-out;
}

@keyframes shake {
  0%,
  100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(5px);
  }
  75% {
    transform: translateX(-5px);
  }
}

input.invalid {
  border-color: #ff5f5f !important;
  background: rgba(255, 95, 95, 0.05) !important;
}

/* Базовая мобильная верстка (до 992px) */
@media (max-width: 992px) {
  .contact {
    padding: 60px 0;
  }

  .contact__grid {
    /* Переключаем сетку в одну колонку */
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact__info {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .section-title {
    font-size: 2.2rem; /* Уменьшаем заголовок для мобилы */
    line-height: 1.2;
  }

  .section-text {
    max-width: 100%;
    margin: 20px 0;
  }

  /* Делаем форму на весь экран */
  .contact-form {
    padding: 30px 20px; /* Уменьшаем внутренние паддинги */
    width: 100%;
    margin: 0 auto;
  }

  .contact__notice {
    width: 100%;
    justify-content: center;
    text-align: left;
  }
}

/* Дополнительная оптимизация для маленьких экранов (до 480px) */
@media (max-width: 480px) {
  .contact-form {
    padding: 25px 15px;
    border-radius: 20px; /* Немного уменьшаем радиус на крошечных экранах */
  }

  .label-text {
    font-size: 0.8rem; /* Уменьшаем текст условий, чтобы не занимал много строк */
  }

  .btn--primary {
    padding: 15px 20px; /* Более компактная кнопка */
  }
}