/* IronSync — página de vendas do aluno avulso */

:root {
  --bg: #000000;
  --bg-2: #0a0a0a;
  --surface: #121212;
  --surface-2: #1a1a1a;
  --line: #2a2a2a;
  --accent: #ff5c00;
  --accent-deep: #e04f00;
  --accent-soft: rgba(255, 92, 0, 0.18);
  --text: #ffffff;
  --muted: rgba(255, 255, 255, 0.68);
  --muted-2: rgba(255, 255, 255, 0.45);
  --radius: 10px;
  --radius-lg: 16px;
  --font: "Inter", system-ui, -apple-system, sans-serif;
  --max: 1120px;
  --header-h: 68px;
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.55);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  min-height: 100vh;
}

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.wrap {
  width: min(var(--max), calc(100% - 32px));
  margin-inline: auto;
}

@media (min-width: 768px) {
  .wrap {
    width: min(var(--max), calc(100% - 48px));
  }
}

.text-accent {
  color: var(--accent);
}

.section-title {
  margin: 0 0 14px;
  font-size: clamp(1.65rem, 4.5vw, 2.35rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.section-title--center {
  text-align: center;
  margin-bottom: 28px;
}

.section-lead {
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 42ch;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.98rem;
  transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
  white-space: nowrap;
}

.btn--sm {
  min-height: 42px;
  padding: 0 16px;
  font-size: 0.9rem;
}

.btn--lg {
  min-height: 54px;
  padding: 0 26px;
  font-size: 1.02rem;
  width: 100%;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 10px 28px rgba(255, 92, 0, 0.35);
}

.btn--primary:hover {
  background: var(--accent-deep);
  transform: translateY(-1px);
}

.btn--primary:active {
  transform: translateY(0);
}

@media (min-width: 640px) {
  .btn--lg {
    width: auto;
  }
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  padding-top: env(safe-area-inset-top, 0);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(0, 0, 0, 0.94);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: var(--header-h);
}

.site-header__brand img {
  height: 40px;
  width: auto;
}

.site-nav__toggle {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  border: 1px solid var(--line);
}

.site-nav__burger,
.site-nav__burger::before,
.site-nav__burger::after {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  position: relative;
}

.site-nav__burger::before,
.site-nav__burger::after {
  content: "";
  position: absolute;
  left: 0;
}

.site-nav__burger::before {
  top: -6px;
}

.site-nav__burger::after {
  top: 6px;
}

.site-nav__panel {
  display: none;
}

.site-nav__panel.is-open {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: absolute;
  top: calc(100% + 1px);
  left: 0;
  right: 0;
  padding: 16px;
  background: #050505;
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.site-nav__link {
  display: block;
  padding: 14px 12px;
  color: var(--muted);
  font-weight: 560;
  border-radius: 8px;
  min-height: 44px;
}

.site-nav__link:hover {
  color: var(--text);
  background: var(--surface);
}

.site-nav__actions {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.site-nav__actions .btn {
  width: 100%;
}

@media (min-width: 900px) {
  .site-nav {
    display: flex;
    align-items: center;
    gap: 28px;
  }

  .site-nav__toggle {
    display: none;
  }

  .site-nav__panel,
  .site-nav__panel.is-open {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px 22px;
    position: static;
    padding: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
  }

  .site-nav__link {
    padding: 8px 0;
    min-height: auto;
  }

  .site-nav__actions {
    margin: 0 0 0 8px;
    padding: 0;
    border: 0;
  }

  .site-nav__actions .btn {
    width: auto;
  }
}

/* Hero */
.hero {
  position: relative;
  padding: 36px 0 28px;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  inset: -20% -10% auto;
  height: 70%;
  background: radial-gradient(ellipse at 70% 30%, rgba(255, 92, 0, 0.22), transparent 55%);
  pointer-events: none;
}

.hero__grid {
  position: relative;
  display: grid;
  gap: 28px;
  align-items: center;
}

.hero__eyebrow {
  display: inline-flex;
  margin: 0 0 16px;
  padding: 8px 12px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero__title {
  margin: 0 0 16px;
  font-size: clamp(2rem, 7vw, 3.4rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.hero__lead {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 38ch;
}

.hero__ctas {
  margin-bottom: 18px;
}

.hero__visual {
  justify-self: center;
  max-width: 420px;
}

.hero__img {
  width: 100%;
  border-radius: var(--radius-lg);
  filter: drop-shadow(0 28px 48px rgba(255, 92, 0, 0.18));
}

@media (min-width: 900px) {
  .hero {
    padding: 48px 0 40px;
  }

  .hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 40px;
  }

  .hero__visual {
    max-width: none;
  }
}

/* Store badges */
.store-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 10px;
}

.store-badges--center {
  justify-content: center;
}

.store-badges__link {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
}

.store-badges__link img {
  height: 44px;
  width: auto;
}

.store-badges__link--play img {
  height: 64px;
  margin: -8px 0;
}

/* Features */
.features {
  padding: 28px 0 36px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #050505 0%, #000 100%);
}

.features__list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 12px;
}

.features__item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  min-height: 88px;
}

.features__icon {
  width: 36px;
  height: 36px;
  color: var(--accent);
}

.features__icon svg {
  width: 100%;
  height: 100%;
}

.features__label {
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.3;
  color: rgba(255, 255, 255, 0.88);
}

@media (min-width: 768px) {
  .features__list {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px 20px;
  }
}

@media (min-width: 1024px) {
  .features {
    padding: 36px 0 44px;
  }

  .features__list {
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
  }

  .features__item {
    align-items: center;
    text-align: center;
  }

  .features__label {
    font-size: 0.82rem;
  }
}

/* Partners */
.partners {
  padding: 56px 0;
}

.partners__grid {
  display: grid;
  gap: 32px;
  align-items: center;
}

.partners__visual {
  position: relative;
  display: grid;
  gap: 16px;
}

.partners__img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 2px solid var(--accent);
  box-shadow: 0 0 0 1px rgba(255, 92, 0, 0.2), var(--shadow);
}

.partners__phone {
  width: min(220px, 55%);
  margin-inline: auto;
  border-radius: 18px;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.65));
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 0 0 26px;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35em;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%23fff' stroke-width='2' d='M3.5 8.5l3 3 6-7'/%3E%3C/svg%3E")
    center / 12px no-repeat;
}

@media (min-width: 900px) {
  .partners {
    padding: 72px 0;
  }

  .partners__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
  }

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

  .partners__phone {
    position: absolute;
    right: -8px;
    bottom: -24px;
    width: 210px;
    margin: 0;
  }
}

/* Pricing */
.pricing {
  padding: 24px 0 64px;
}

.pricing__grid {
  display: grid;
  gap: 24px;
}

.trial-card {
  padding: 28px 24px;
  border: 2px solid var(--accent);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(255, 92, 0, 0.12), rgba(0, 0, 0, 0.4));
}

.trial-card__badge {
  display: inline-block;
  margin: 0 0 14px;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.trial-card__title {
  margin: 0 0 12px;
  font-size: clamp(1.8rem, 5vw, 2.4rem);
  font-weight: 800;
  line-height: 1.1;
}

.trial-card__text {
  margin: 0 0 22px;
  color: var(--muted);
}

.pricing__heading {
  margin: 0 0 20px;
  font-size: clamp(1.35rem, 3.5vw, 1.75rem);
  font-weight: 800;
  line-height: 1.2;
}

.plan-cards {
  display: grid;
  gap: 14px;
}

.plan-card {
  position: relative;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.plan-card--featured {
  border: 2px solid var(--accent);
  background: linear-gradient(180deg, rgba(255, 92, 0, 0.1), var(--surface-2));
  box-shadow: 0 0 0 1px rgba(255, 92, 0, 0.15), 0 18px 40px rgba(255, 92, 0, 0.12);
}

.plan-card__tag {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
}

.plan-card__name {
  margin: 0 0 10px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--muted);
}

.plan-card__price {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px;
  margin: 0 0 8px;
}

.plan-card__currency {
  font-size: 1.1rem;
  font-weight: 700;
}

.plan-card__value {
  font-size: clamp(2rem, 6vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}

.plan-card__period {
  color: var(--muted);
  font-weight: 600;
}

.plan-card__note {
  margin: 0;
  color: var(--muted-2);
  font-size: 0.92rem;
}

.plan-card__note strong {
  color: var(--text);
}

@media (min-width: 768px) {
  .plan-cards {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 960px) {
  .pricing__grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 28px;
    align-items: stretch;
  }

  .trial-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
}

/* FAQ */
.faq {
  padding: 24px 0 64px;
  border-top: 1px solid var(--line);
}

.faq__list {
  display: grid;
  gap: 10px;
  max-width: 760px;
  margin-inline: auto;
}

.faq__item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 0 16px;
}

.faq__item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 28px 18px 0;
  font-weight: 700;
  position: relative;
  min-height: 56px;
}

.faq__item summary::-webkit-details-marker {
  display: none;
}

.faq__item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: 1.35rem;
  font-weight: 500;
}

.faq__item[open] summary::after {
  content: "–";
}

.faq__item p {
  margin: 0 0 16px;
  color: var(--muted);
  padding-right: 12px;
}

/* Final CTA */
.final {
  padding: 48px 0 56px;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(ellipse at 50% 0%, rgba(255, 92, 0, 0.16), transparent 55%),
    var(--bg-2);
}

.final__inner {
  text-align: center;
}

.final__title {
  margin: 0 0 22px;
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 22px 0 calc(22px + env(safe-area-inset-bottom, 0));
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.site-footer__copy {
  margin: 0;
  color: var(--muted-2);
  font-size: 0.88rem;
}

.site-footer__logo {
  height: 36px;
  width: auto;
  opacity: 0.95;
}

/* Reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .btn--primary:hover {
    transform: none;
  }
}