/* ===== Tokens ===== */
:root {
  --purple: #7411ff;
  --purple-dark: #6210e0;
  --ink: #0f0f14;
  --text: #6b7280;
  --gray-bg: #f2f2f3;
  --card: #ffffff;
  --border: #e6e6ea;
  --radius-pill: 999px;
  --radius-card: 36px;
  --container: 1200px;
  --font: "Google Sans Flex", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* ===== Reset ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--ink);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background: var(--purple);
  color: #fff;
  padding: 16px 30px;
  box-shadow: 0 10px 24px rgba(116, 17, 255, 0.28);
}

.btn--primary:hover {
  background: var(--purple-dark);
  box-shadow: 0 12px 28px rgba(116, 17, 255, 0.36);
}

.btn--outline {
  background: #fff;
  color: var(--ink);
  padding: 12px 24px;
  border: 1.5px solid #d8d8de;
}

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

/* ===== Header ===== */
.header {
  padding: 24px 0;
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 40px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand__mark {
  display: inline-flex;
}

.brand__name {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--purple);
  letter-spacing: -0.01em;
}

.brand__logo {
  display: block;
  height: 30px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav__link {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ink);
}

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

.header .btn--outline {
  margin-left: auto;
  font-weight: 700;
}

/* ===== Hero ===== */
.hero {
  padding: 48px 0 90px;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr minmax(300px, 440px);
  gap: 48px;
  align-items: center;
}

.hero__media img {
  display: block;
  width: 100%;
  height: auto;
}

.hero__title {
  font-size: clamp(2.75rem, 8vw, 5.75rem);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.hero__subtitle {
  margin-top: 26px;
  max-width: 520px;
  font-size: 1.0625rem;
  color: var(--text);
}

.hero__cta {
  margin-top: 40px;
}

/* ===== FAQ ===== */
.faq {
  background: var(--purple);
  padding: 80px 0;
}

.faq-card {
  background: var(--card);
  border-radius: var(--radius-card);
  padding: 56px 56px 60px;
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 48px;
  box-shadow: 0 30px 70px rgba(40, 0, 110, 0.28);
}

.faq-card__title {
  font-size: clamp(2rem, 3vw, 2.75rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 28px;
}

/* Accordion */
.accordion__item {
  border-top: 1px solid var(--border);
}

.accordion__item:last-child {
  border-bottom: 1px solid var(--border);
}

.accordion__trigger {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  text-align: left;
  padding: 26px 0;
  font-family: var(--font);
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--ink);
}

.accordion__icon {
  position: relative;
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
}

.accordion__icon::before,
.accordion__icon::after {
  content: "";
  position: absolute;
  background: var(--ink);
  border-radius: 2px;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.accordion__icon::before {
  top: 50%;
  left: 0;
  width: 22px;
  height: 2.5px;
  transform: translateY(-50%);
}

.accordion__icon::after {
  left: 50%;
  top: 0;
  width: 2.5px;
  height: 22px;
  transform: translateX(-50%);
}

.accordion__item.is-open .accordion__icon::after {
  opacity: 0;
  transform: translateX(-50%) rotate(90deg);
}

.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}

.accordion__inner {
  overflow: hidden;
  color: var(--text);
  font-size: 1.0625rem;
  line-height: 1.7;
}

.accordion__item.is-open .accordion__panel {
  grid-template-rows: 1fr;
}

.accordion__item.is-open .accordion__inner {
  padding-bottom: 28px;
}

.accordion__inner ul {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.accordion__inner ul li {
  position: relative;
  padding-left: 20px;
}

.accordion__inner ul li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--purple);
}

/* ===== Footer ===== */
.footer {
  background: #fff;
  padding: 80px 0 60px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
}

.brand--footer .brand__name {
  font-size: 1.5rem;
}

.footer__desc {
  margin-top: 20px;
  max-width: 360px;
  color: var(--text);
  font-size: 0.95rem;
}

.footer__socials {
  margin-top: 24px;
  display: flex;
  gap: 20px;
}

.social {
  color: var(--ink);
  display: inline-flex;
  transition: color 0.2s ease;
}

.social:hover {
  color: var(--purple);
}

.footer__col-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 22px;
}

.footer__col ul li {
  margin-bottom: 16px;
}

.footer__col ul li a {
  color: var(--text);
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.footer__col ul li a:hover {
  color: var(--ink);
}

.footer__contacts li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-size: 0.95rem;
}

.footer__contacts svg {
  color: var(--ink);
  flex: 0 0 auto;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .hero__media {
    order: -1;
    max-width: 300px;
    margin: 0 auto;
  }

  .faq-card {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 32px 44px;
  }

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

  .footer__brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 20px;
  }

  .header__inner {
    gap: 16px;
  }

  .nav {
    display: none;
  }

  .header .btn--outline {
    padding: 10px 16px;
    font-size: 0.85rem;
  }

  .hero {
    padding: 40px 0 80px;
  }

  .faq {
    padding: 48px 0;
  }

  .footer {
    padding: 56px 0 48px;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .accordion__trigger {
    font-size: 1.0625rem;
  }
}