:root {
  --bg-main: radial-gradient(circle at top left, #2b6fff 0, #141326 40%, #05030d 100%);
  --bg-card: rgba(18, 16, 40, 0.88);
  --bg-card-soft: rgba(23, 19, 50, 0.9);
  --border-subtle: rgba(255, 255, 255, 0.06);
  --accent: #ff486f;
  --accent-soft: rgba(255, 72, 111, 0.16);
  --accent-secondary: #4be2c1;
  --text-main: #ffffff;
  --text-muted: #b4b6d2;
  --text-soft: #7b7ea4;
  --shadow-soft: 0 24px 80px rgba(0, 0, 0, 0.65);
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 999px;
  --transition-fast: 0.18s ease-out;
}

/* GLOBAL */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text-main);
  background: #05030d;
}

body {
  min-height: 100vh;
  background-image: var(--bg-main);
  background-attachment: fixed;
  background-size: cover;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

/* HEADER */

.header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(22px);
  background: linear-gradient(to bottom, rgba(5, 3, 15, 0.92), rgba(5, 3, 15, 0.75));
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}

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

.logo img {
  width: 36px;
  height: 36px;
}

.logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo__title {
  font-weight: 600;
  font-size: 16px;
}

.logo__subtitle {
  font-size: 11px;
  color: var(--text-soft);
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
  color: var(--text-soft);
}

.nav__link {
  position: relative;
  padding: 4px 0;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
  transition: width var(--transition-fast);
}

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

.header__actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* BUTTONS */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  white-space: nowrap;
}

.btn--primary {
  background: linear-gradient(135deg, var(--accent), #ff8a4a);
  box-shadow: 0 12px 30px rgba(255, 72, 111, 0.45);
  color: #fff;
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(255, 72, 111, 0.6);
}

.btn--secondary {
  background: rgba(75, 226, 193, 0.08);
  border-color: rgba(75, 226, 193, 0.7);
  color: var(--accent-secondary);
}

.btn--secondary:hover {
  background: rgba(75, 226, 193, 0.16);
}

.btn--outline {
  border-color: rgba(255, 255, 255, 0.22);
  background: transparent;
  color: #fff;
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.04);
}

.btn--ghost {
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(5, 3, 15, 0.0);
  color: #fff;
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.04);
}

.btn--lg {
  padding: 10px 22px;
  font-size: 15px;
}

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

/* BURGER */

.burger {
  display: none;
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(5, 3, 15, 0.6);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}

.burger span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: #fff;
  transition: transform 0.16s ease-out, opacity 0.16s ease-out;
}

.burger--active span:nth-child(1) {
  transform: translateY(3px) rotate(45deg);
}

.burger--active span:nth-child(2) {
  opacity: 0;
}

.burger--active span:nth-child(3) {
  transform: translateY(-3px) rotate(-45deg);
}

/* HERO */

.hero {
  padding: 40px 0 40px;
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
}

.hero__content {
  max-width: 640px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  background: rgba(75, 226, 193, 0.08);
  color: var(--accent-secondary);
  border: 1px solid rgba(75, 226, 193, 0.26);
  margin-bottom: 14px;
}

.hero__title {
  font-size: 30px;
  line-height: 1.18;
  margin: 0 0 14px;
}

.hero__subtitle {
  margin: 0 0 20px;
  font-size: 15px;
  color: var(--text-muted);
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.hero__bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  color: var(--text-soft);
}

.hero__bullets li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 4px;
}

.hero__bullets li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: radial-gradient(circle at center, var(--accent-secondary), transparent);
  margin-top: 7px;
}

.hero__visual {
  display: flex;
  justify-content: flex-end;
}

.hero-card {
  position: relative;
  width: 100%;
  max-width: 360px;
  padding: 16px 16px 18px;
  border-radius: var(--radius-xl);
  background: radial-gradient(circle at top, rgba(75, 226, 193, 0.22), rgba(5, 3, 15, 0.96));
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.hero-card__badge {
  position: absolute;
  top: 12px;
  left: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  background: rgba(5, 3, 15, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 11px;
  color: var(--text-muted);
}

.hero-card__badge img {
  width: 16px;
  height: 16px;
}

.hero-card__image {
  border-radius: 18px;
  overflow: hidden;
  margin-top: 20px;
}

.hero-card__slots {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 12px;
}

.hero-card__slots img {
  border-radius: 14px;
}

.hero-card__footer {
  margin-top: 14px;
  padding: 10px 10px 0;
  border-radius: 20px;
  background: rgba(5, 3, 15, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-card__label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.hero-card__label img {
  width: 18px;
  height: 18px;
}

/* SECTION HEAD */

.section-head {
  text-align: left;
  margin-bottom: 24px;
}

.section-head--row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
}

.section-title {
  font-size: 22px;
  margin: 0 0 8px;
}

.section-subtitle {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
  max-width: 680px;
}

.section-head__action {
  flex-shrink: 0;
}

/* BENEFITS */

.benefits {
  padding: 24px 0 28px;
}

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.benefit-card {
  padding: 16px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.benefit-card__icon img {
  width: 26px;
  height: 26px;
}

.benefit-card__title {
  margin: 4px 0;
  font-size: 16px;
}

.benefit-card__text {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
}

.benefits__cta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.benefits__note {
  font-size: 13px;
  color: var(--text-soft);
}

/* SLOTS SECTION */

.slots {
  padding: 18px 0 26px;
}

.slots__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.slot-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
}

.slot-card__image {
  display: block;
  width: 100%;
  height: 140px;
  object-fit: cover;
}

.slot-card__body {
  padding: 12px 14px 14px;
}

.slot-card__title {
  margin: 0 0 6px;
  font-size: 15px;
}

.slot-card__text {
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--text-muted);
}

.slot-card__link {
  font-size: 13px;
  color: var(--accent-secondary);
}

/* STEPS */

.steps {
  padding: 18px 0 26px;
}

.steps__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.step-card {
  padding: 16px 16px 18px;
  border-radius: var(--radius-lg);
  background: var(--bg-card-soft);
  border: 1px solid var(--border-subtle);
}

.step-card__number {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}

.step-card__title {
  margin: 0 0 6px;
  font-size: 15px;
}

.step-card__text {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
}

.steps__cta {
  margin-top: 18px;
}

/* SEO BLOCK */

.seo {
  padding: 10px 0 26px;
}

.seo__inner {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 24px;
}

.seo__content p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0 0 10px;
}

.seo__content ul {
  padding-left: 18px;
  margin: 0 0 10px;
  color: var(--text-muted);
  font-size: 14px;
}

.seo__content li {
  margin-bottom: 4px;
}

.seo__content h3 {
  font-size: 17px;
  margin: 14px 0 8px;
}

.seo-aside {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.seo-aside__card {
  padding: 14px 14px 16px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  font-size: 13px;
}

.seo-aside__card--accent {
  background: radial-gradient(circle at top left, rgba(255, 72, 111, 0.16), rgba(5, 3, 15, 0.96));
}

.seo-aside__title {
  margin: 0 0 8px;
  font-size: 14px;
}

.seo-aside__list {
  padding-left: 18px;
  margin: 0 0 10px;
  color: var(--text-muted);
}

.seo-aside__list li {
  margin-bottom: 4px;
}

.seo-aside__text {
  margin: 0;
  color: var(--text-muted);
}

/* FAQ */

.faq {
  padding: 10px 0 34px;
}

.faq__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 10px 14px;
}

.faq-item__question {
  list-style: none;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.faq-item__question::-webkit-details-marker {
  display: none;
}

.faq-item__question::after {
  content: "⌄";
  font-size: 12px;
  color: var(--text-soft);
  transition: transform var(--transition-fast);
}

.faq-item[open] .faq-item__question::after {
  transform: rotate(180deg);
}

.faq-item__answer {
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.faq__cta {
  margin-top: 18px;
}

/* FOOTER */

.footer {
  margin-top: auto;
  padding: 16px 0 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(to top, rgba(5, 3, 15, 0.95), rgba(5, 3, 15, 0.75));
}

.footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 2fr) minmax(0, 0.6fr);
  gap: 16px;
  align-items: center;
}

.footer__logo img {
  width: 32px;
  height: 32px;
}

.footer__copy {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--text-soft);
}

.footer__note {
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
}

.footer__age {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 14px;
}

/* REG PAGE */

.body--dim {
  background: radial-gradient(circle at top, #1d1141 0, #05030d 60%, #020007 100%);
}

.reg-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
}

.reg-card {
  width: 100%;
  max-width: 380px;
  border-radius: 26px;
  background: radial-gradient(circle at top, rgba(75, 226, 193, 0.18), rgba(5, 3, 15, 0.96));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-soft);
  padding: 20px 20px 18px;
}

.reg-card__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.reg-card__logo img {
  width: 32px;
  height: 32px;
}

.reg-card__logo-text {
  font-weight: 600;
  font-size: 16px;
}

.reg-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.reg-form__group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
}

.reg-form__group label {
  color: var(--text-muted);
}

.reg-form__group input,
.reg-form__group select {
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(5, 3, 15, 0.85);
  color: #fff;
  padding: 9px 11px;
  font-family: inherit;
  font-size: 14px;
}

.reg-form__group input::placeholder {
  color: var(--text-soft);
}

.reg-form__group--checkbox {
  margin-top: 4px;
}

.checkbox {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-soft);
}

.checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
}

/* RESPONSIVE */

@media (max-width: 960px) {
  .hero__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 26px;
  }

  .benefits__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .slots__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .steps__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .seo__inner {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1.1fr);
  }

  .footer__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1.5fr);
  }
}

@media (max-width: 768px) {
  .header__inner {
    height: 64px;
  }

  .nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    padding: 10px 20px 14px;
    background: rgba(5, 3, 15, 0.98);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    transition: transform 0.2s ease-out, opacity 0.2s ease-out;
  }

  .nav--open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .header__actions {
    display: none;
  }

  .burger {
    display: inline-flex;
  }

  .hero {
    padding-top: 30px;
  }

  .hero__inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero__visual {
    order: -1;
    justify-content: center;
  }

  .hero-card {
    max-width: 340px;
  }

  .benefits__grid,
  .slots__grid,
  .steps__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .section-head--row {
    flex-direction: column;
    align-items: flex-start;
  }

  .seo__inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer__inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer__right {
    justify-self: flex-start;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 24px;
  }

  .section-title {
    font-size: 20px;
  }

  .footer__note {
    font-size: 11px;
  }

  .footer__copy {
    font-size: 11px;
  }
}