:root {
  --ink: #111111;
  --ink-soft: #3a3a3a;
  --muted: #6b6b6b;
  --silver: #c9ccd1;
  --silver-soft: #eef0f2;
  --bg: #ffffff;
  --bg-muted: #f6f7f8;
  --border: #e4e6e9;
  --radius: 16px;
  --header-h: 72px;
  --shadow: 0 10px 30px rgba(17, 17, 17, 0.08);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

[hidden] { display: none !important; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { line-height: 1.15; margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}
@media (min-width: 768px) { .container { padding: 0 32px; } }

section { scroll-margin-top: var(--header-h); }

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn svg { width: 20px; height: 20px; }
.btn--lg { padding: 14px 28px; font-size: 1rem; }
.btn--primary { background: var(--ink); color: #fff; }
.btn--primary:hover { background: #2b2b2b; }
.btn--ghost { border-color: var(--border); background: #fff; color: var(--ink); }
.btn--ghost:hover { border-color: var(--ink); }
.btn--dark { background: var(--ink); color: #fff; width: 100%; }
.btn--dark:hover { background: #2b2b2b; }

.eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: 12px;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.header.is-scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 2px 12px rgba(17, 17, 17, 0.04);
}
.header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header__logo img { height: 36px; width: auto; }

.header__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: none;
  border: 0;
  cursor: pointer;
}
.header__toggle span {
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}
.header__toggle[aria-expanded='true'] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header__toggle[aria-expanded='true'] span:nth-child(2) { opacity: 0; }
.header__toggle[aria-expanded='true'] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav { display: flex; align-items: center; gap: 8px; }
.nav__link {
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--ink-soft);
  background: none;
  border: 0;
  font-family: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.2s, color 0.2s;
}
.nav__link:hover { background: var(--silver-soft); color: var(--ink); }
.nav__cta { margin-left: 8px; }

.nav__dropdown { position: relative; }
.nav__dropdown-toggle svg { transition: transform 0.2s; }
.nav__dropdown.is-open .nav__dropdown-toggle svg { transform: rotate(180deg); }
.nav__menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 200px;
  padding: 8px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  display: none;
  flex-direction: column;
}
.nav__dropdown.is-open .nav__menu { display: flex; }
.nav__menu a {
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.95rem;
  color: var(--ink-soft);
}
.nav__menu a:hover { background: var(--silver-soft); color: var(--ink); }

@media (max-width: 860px) {
  .header__toggle { display: flex; }
  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 16px;
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav__link { padding: 12px 14px; border-radius: 10px; justify-content: space-between; width: 100%; }
  .nav__menu {
    position: static;
    box-shadow: none;
    border: 0;
    padding: 0 0 0 12px;
    min-width: 0;
  }
  .nav__cta { margin: 8px 0 0; }
}

/* Hero */
.hero {
  padding: 96px 0 112px;
  background:
    radial-gradient(ellipse 60% 50% at 80% 0%, var(--silver-soft), transparent 70%),
    radial-gradient(ellipse 50% 40% at 0% 100%, var(--silver-soft), transparent 70%);
}
.hero__inner { max-width: 760px; text-align: center; }
.hero h1 { font-size: clamp(2.25rem, 6vw, 4rem); font-weight: 800; }
.hero__lead {
  margin: 20px auto 0;
  max-width: 560px;
  font-size: 1.15rem;
  color: var(--muted);
}
.hero__actions {
  margin-top: 36px;
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Seções */
.section { padding: 96px 0; }
.section--muted { background: var(--bg-muted); }
.section__head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section__head h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); font-weight: 800; }
.section__head p:not(.eyebrow) { margin-top: 16px; color: var(--muted); font-size: 1.05rem; }

.cards {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.card__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--silver-soft);
  display: grid;
  place-items: center;
  margin-bottom: 20px;
}
.card__icon svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: var(--ink);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.card p { color: var(--muted); }

/* Lojas + QR */
.stores {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  max-width: 640px;
  margin: 0 auto;
}
.store {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}
.store__qr {
  width: 180px;
  height: 180px;
  padding: 12px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--border);
}
.store__qr svg { width: 100%; height: 100%; display: block; }
.store h3 { font-size: 1.1rem; }

/* Plataformas */
.platforms { margin-top: 72px; }
.platforms__title { text-align: center; font-size: 1.35rem; margin-bottom: 24px; }
.platforms__grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  max-width: 640px;
  margin: 0 auto;
}
.platform {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.platform:hover { border-color: var(--ink); box-shadow: var(--shadow); }
.platform strong { font-size: 1.1rem; }
.platform span { color: var(--muted); font-size: 0.95rem; flex: 1; }
.platform em { font-style: normal; font-weight: 600; }

/* Rodapé */
.footer { background: var(--ink); color: var(--silver); padding: 48px 0; }
.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.footer__logo { height: 32px; width: auto; }
.footer__links { display: flex; flex-wrap: wrap; gap: 24px; }
.footer__links a:hover { color: #fff; }
.footer__copy { width: 100%; font-size: 0.85rem; color: #8a8d92; border-top: 1px solid #2a2a2a; padding-top: 24px; }