/* ==========================================================================
   Fábrica de Wind Banner — folha de estilo principal
   Tipografia: Poppins (Google Fonts)
   Abordagem: mobile-first, variáveis CSS, grid/flex, acessível
   ========================================================================== */

/* ---------- 1. Tokens de design ------------------------------------------ */
:root {
  /* Cores de marca */
  --ink: #0d1424;
  --ink-2: #16203a;
  --ink-3: #1e2b4a;
  --accent: #ff6b00;
  --accent-dark: #e55c00;
  --accent-soft: #fff1e5;
  --amber: #ffc400;

  /* Superfícies */
  --bg: #f5f7fa;
  --surface: #ffffff;
  --surface-2: #fbfcfe;
  --line: #e4e8f0;
  --line-strong: #cfd6e4;

  /* Texto */
  --text: #16203a;
  --text-2: #55607a;
  --text-3: #7b8598;
  --text-inverse: #ffffff;
  --text-inverse-2: #b9c2d6;

  /* Feedback */
  --ok: #12a150;
  --ok-soft: #e7f7ee;
  --err: #d92d20;
  --err-soft: #fef0ee;

  /* Tipografia fluida */
  --fs-xs: 0.78rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: clamp(1.02rem, 0.99rem + 0.18vw, 1.12rem);
  --fs-lg: clamp(1.15rem, 1.05rem + 0.45vw, 1.4rem);
  --fs-h4: clamp(1.2rem, 1.1rem + 0.5vw, 1.45rem);
  --fs-h3: clamp(1.4rem, 1.2rem + 0.9vw, 1.9rem);
  --fs-h2: clamp(1.65rem, 1.3rem + 1.6vw, 2.6rem);
  --fs-h1: clamp(2rem, 1.4rem + 2.9vw, 3.6rem);

  /* Espaçamento */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-7: 3rem;
  --sp-8: 4rem;
  --section-y: clamp(3.25rem, 2rem + 5vw, 6rem);

  /* Formas */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --r-pill: 999px;

  /* Sombras */
  --sh-sm: 0 1px 2px rgba(13, 20, 36, 0.06), 0 2px 8px rgba(13, 20, 36, 0.05);
  --sh-md: 0 6px 18px rgba(13, 20, 36, 0.08), 0 2px 6px rgba(13, 20, 36, 0.04);
  --sh-lg: 0 18px 44px rgba(13, 20, 36, 0.14), 0 6px 16px rgba(13, 20, 36, 0.07);

  /* Layout */
  --container: 1200px;
  --container-narrow: 880px;
  --header-h: 72px;

  --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- 2. Reset / base --------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: 'Poppins', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--sp-4);
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--ink);
  text-wrap: balance;
}
h1 { font-size: var(--fs-h1); font-weight: 800; letter-spacing: -0.03em; }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }

p { margin: 0 0 var(--sp-4); text-wrap: pretty; }
p:last-child { margin-bottom: 0; }

a { color: var(--accent-dark); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent); }

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

ul, ol { margin: 0 0 var(--sp-4); padding-left: 1.25rem; }
li { margin-bottom: var(--sp-2); }

strong { font-weight: 600; color: var(--ink); }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 999;
  background: var(--ink);
  color: #fff;
  padding: var(--sp-3) var(--sp-5);
  border-radius: 0 0 var(--r-sm) 0;
  font-weight: 600;
}
.skip-link:focus { left: 0; color: #fff; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 3. Layout helpers ------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--sp-5);
}
.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--section-y); }
.section--tight { padding-block: clamp(2.25rem, 1.5rem + 3vw, 3.5rem); }
.section--surface { background: var(--surface); }
.section--alt { background: var(--surface-2); }
.section--ink {
  background: var(--ink);
  color: var(--text-inverse);
}
.section--ink h2, .section--ink h3, .section--ink h4 { color: #fff; }
.section--ink p { color: var(--text-inverse-2); }

.section-head {
  max-width: 780px;
  margin: 0 auto clamp(2rem, 1.2rem + 2.4vw, 3.25rem);
  text-align: center;
}
.section-head--left { margin-inline: 0; text-align: left; }
.section-head p {
  font-size: var(--fs-lg);
  color: var(--text-2);
  margin-bottom: 0;
}
.section--ink .section-head p { color: var(--text-inverse-2); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-3);
  padding: 0.35rem 0.85rem;
  border-radius: var(--r-pill);
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.section--ink .eyebrow {
  background: rgba(255, 107, 0, 0.16);
  color: #ffb37a;
}
.eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.lead { font-size: var(--fs-lg); color: var(--text-2); }

.grid { display: grid; gap: var(--sp-5); }
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }

/* ---------- 4. Botões --------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  min-height: 50px;
  padding: 0.8rem 1.6rem;
  border: 2px solid transparent;
  border-radius: var(--r-pill);
  font-family: 'Poppins', sans-serif;
  font-size: var(--fs-base);
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition),
              color var(--transition), border-color var(--transition), box-shadow var(--transition);
  -webkit-tap-highlight-color: transparent;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 8px 22px rgba(255, 107, 0, 0.32);
}
.btn--primary:hover { background: var(--accent-dark); color: #fff; box-shadow: 0 12px 28px rgba(255, 107, 0, 0.38); }

.btn--whatsapp {
  background: #25d366;
  color: #08301a;
  box-shadow: 0 8px 22px rgba(37, 211, 102, 0.28);
}
.btn--whatsapp:hover { background: #1fbe5b; color: #06240f; }

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn--ghost:hover { border-color: var(--ink); background: var(--ink); color: #fff; }

.btn--ghost-inverse {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.34);
}
.btn--ghost-inverse:hover { background: #fff; color: var(--ink); border-color: #fff; }

.btn--light {
  background: #fff;
  color: var(--ink);
  box-shadow: var(--sh-md);
}
.btn--light:hover { color: var(--accent-dark); }

.btn--block { width: 100%; }
.btn--sm { min-height: 44px; padding: 0.55rem 1.15rem; font-size: var(--fs-sm); }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}

/* Link com seta */
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 600;
  font-size: var(--fs-sm);
}
.text-link::after {
  content: "→";
  transition: transform var(--transition);
}
.text-link:hover::after { transform: translateX(4px); }

/* ---------- 5. Cabeçalho ------------------------------------------------ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 20, 36, 0.92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background var(--transition), box-shadow var(--transition);
}
.site-header.is-scrolled {
  background: rgba(13, 20, 36, 0.98);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.22);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  min-height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: #fff;
  font-weight: 700;
  font-size: 1.02rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.brand:hover { color: #fff; }
.brand__mark {
  flex: 0 0 auto;
  width: 38px; height: 38px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  background: linear-gradient(140deg, var(--accent), var(--amber));
  color: var(--ink);
  font-size: 1.1rem;
  box-shadow: 0 4px 12px rgba(255, 107, 0, 0.35);
}
.brand__text small {
  display: block;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-inverse-2);
}

.nav { display: none; }
.nav ul {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav li { margin: 0; }
.nav a {
  display: block;
  padding: 0.5rem 0.7rem;
  border-radius: var(--r-sm);
  color: #d7dcea;
  font-size: var(--fs-sm);
  font-weight: 500;
}
.nav a:hover,
.nav a[aria-current="page"] { background: rgba(255, 255, 255, 0.09); color: #fff; }

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-left: auto;
}
.header__phone {
  display: none;
  align-items: center;
  gap: 0.4rem;
  color: #d7dcea;
  font-size: var(--fs-sm);
  font-weight: 500;
}
.header__phone:hover { color: #fff; }
.header__cta { display: none; }

.nav-toggle {
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  cursor: pointer;
}
.nav-toggle__bars,
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  display: block;
  width: 20px; height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle__bars::before,
.nav-toggle__bars::after { content: ""; position: relative; }
.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 4px; }

/* Menu móvel */
.mobile-nav {
  position: fixed;
  inset: var(--header-h) 0 auto 0;
  z-index: 99;
  max-height: calc(100vh - var(--header-h));
  overflow-y: auto;
  padding: var(--sp-5);
  background: var(--ink);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
}
.mobile-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-nav ul { margin: 0 0 var(--sp-5); padding: 0; list-style: none; }
.mobile-nav li { margin: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.09); }
.mobile-nav a {
  display: block;
  padding: 0.9rem 0;
  color: #e6eaf3;
  font-size: var(--fs-base);
  font-weight: 500;
}
.mobile-nav a:hover { color: var(--amber); }
.mobile-nav .btn-row { flex-direction: column; }

/* ---------- 6. Hero ----------------------------------------------------- */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(2.75rem, 1.8rem + 5vw, 5.5rem) clamp(3rem, 2rem + 5vw, 5.5rem);
  background: var(--ink);
  color: var(--text-inverse);
}
.hero::before {
  content: "";
  position: absolute;
  inset: auto -12% -35% 44%;
  height: 90%;
  background: radial-gradient(closest-side, rgba(255, 107, 0, 0.36), transparent 72%);
  filter: blur(4px);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  inset: -30% 55% auto -18%;
  height: 80%;
  background: radial-gradient(closest-side, rgba(255, 196, 0, 0.14), transparent 70%);
  pointer-events: none;
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(2.25rem, 1.5rem + 3vw, 3.5rem);
  align-items: center;
}
.hero h1 { color: #fff; margin-bottom: var(--sp-4); }
.hero h1 .accent {
  color: var(--amber);
  position: relative;
  white-space: nowrap;
}
.hero__sub {
  font-size: var(--fs-lg);
  color: var(--text-inverse-2);
  max-width: 60ch;
  margin-bottom: var(--sp-5);
}
.hero .eyebrow { background: rgba(255, 107, 0, 0.18); color: #ffbe8a; }

.hero__points {
  display: grid;
  gap: var(--sp-3);
  margin: 0 0 var(--sp-6);
  padding: 0;
  list-style: none;
}
.hero__points li {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  margin: 0;
  color: #e8ecf5;
  font-size: var(--fs-base);
}
.hero__points span[aria-hidden] {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 22px; height: 22px;
  margin-top: 3px;
  border-radius: 50%;
  background: rgba(37, 211, 102, 0.16);
  color: #4ade80;
  font-size: 0.7rem;
  font-weight: 700;
}

.hero__media { position: relative; }
.hero__figure {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--sh-lg);
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.hero__figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.hero__badge {
  position: absolute;
  left: var(--sp-4);
  bottom: var(--sp-4);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 0.7rem 1rem;
  border-radius: var(--r-md);
  background: rgba(13, 20, 36, 0.86);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: var(--fs-sm);
  font-weight: 500;
  line-height: 1.35;
}
.hero__badge i { color: var(--amber); font-size: 1.1rem; }

/* Faixa de confiança */
.trust {
  position: relative;
  z-index: 1;
  margin-top: clamp(2.5rem, 2rem + 2vw, 3.5rem);
  padding-top: clamp(1.75rem, 1.25rem + 1.5vw, 2.5rem);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.trust__list {
  display: grid;
  gap: var(--sp-4);
  margin: 0;
  padding: 0;
  list-style: none;
}
.trust__list li {
  margin: 0;
  color: #e8ecf5;
  font-size: var(--fs-sm);
}
.trust__list b {
  display: block;
  color: var(--amber);
  font-size: var(--fs-h4);
  font-weight: 700;
  line-height: 1.2;
}

/* ---------- 7. Cartões -------------------------------------------------- */
.card {
  display: flex;
  flex-direction: column;
  padding: var(--sp-5);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--sh-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.card--hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--sh-md);
  border-color: var(--line-strong);
}
.card h3, .card h4 { margin-bottom: var(--sp-2); }
.card p { color: var(--text-2); font-size: var(--fs-base); }
.card__icon {
  display: grid;
  place-items: center;
  width: 52px; height: 52px;
  margin-bottom: var(--sp-4);
  border-radius: 14px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 1.35rem;
}
.card--on-ink {
  background: rgba(255, 255, 255, 0.045);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: none;
}
.card--on-ink p { color: var(--text-inverse-2); }
.card--on-ink:hover { border-color: rgba(255, 255, 255, 0.22); }
.card--on-ink .card__icon { background: rgba(255, 107, 0, 0.18); color: #ffb37a; }

/* Card de modelo de wind banner */
.model-card {
  position: relative;
  overflow: hidden;
  padding: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--sh-sm);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.model-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--sh-md);
  border-color: var(--accent);
}
.model-card__media {
  position: relative;
  display: block;
  background: linear-gradient(160deg, #eef1f6, #dcE2ec);
  overflow: hidden;
}
.model-card__media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  transition: transform 400ms cubic-bezier(0.4, 0, 0.2, 1);
}
.model-card:hover .model-card__media img { transform: scale(1.05); }
.model-card__tag {
  position: absolute;
  top: var(--sp-3);
  left: var(--sp-3);
  z-index: 2;
  padding: 0.28rem 0.7rem;
  border-radius: var(--r-pill);
  background: rgba(13, 20, 36, 0.85);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.model-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--sp-5);
}
.model-card__body h3 {
  font-size: var(--fs-h4);
  margin-bottom: var(--sp-2);
}
.model-card__body h3 a { color: var(--ink); }
.model-card__body h3 a:hover { color: var(--accent-dark); }
.model-card__body p {
  color: var(--text-2);
  font-size: var(--fs-base);
  margin-bottom: var(--sp-3);
}
.model-card__meta {
  margin: 0 0 var(--sp-4);
  padding: 0;
  list-style: none;
  font-size: var(--fs-sm);
  color: var(--text-3);
}
.model-card__meta li {
  display: flex;
  gap: 0.45rem;
  margin-bottom: 0.3rem;
}
.model-card__meta li::before {
  content: "·";
  color: var(--accent);
  font-weight: 700;
}
.model-card__actions {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}
.model-card__actions .btn { flex: 1 1 auto; }

/* ---------- 8. Tamanhos ------------------------------------------------- */
.size-grid {
  display: grid;
  gap: var(--sp-5);
}
.size-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: var(--sp-5);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--sh-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.size-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); border-color: var(--accent); }
.size-card__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-3);
  margin-bottom: var(--sp-3);
}
.size-card__code {
  display: grid;
  place-items: center;
  width: 62px; height: 62px;
  border-radius: 16px;
  background: var(--ink);
  color: var(--amber);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
}
.size-card__height {
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--accent-dark);
  line-height: 1;
}
.size-card__height small {
  display: block;
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
}
.size-card__gauge {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  height: 96px;
  margin-bottom: var(--sp-4);
  padding-top: var(--sp-3);
  border-top: 1px dashed var(--line-strong);
}
.size-card__bar {
  width: 100%;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, var(--accent), var(--amber));
  box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.08);
}
.size-card p { color: var(--text-2); font-size: var(--fs-base); }
.size-card .btn { margin-top: var(--sp-4); align-self: flex-start; }

/* ---------- 9. Aplicações ---------------------------------------------- */
.app-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-3);
}
.app-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 0.85rem 1rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--ink);
  transition: border-color var(--transition), color var(--transition), transform var(--transition);
}
.app-item:hover { border-color: var(--accent); color: var(--accent-dark); transform: translateY(-2px); }
.app-item i { color: var(--accent); font-size: 1rem; }

/* ---------- 10. Como funciona ------------------------------------------ */
.steps {
  display: grid;
  gap: var(--sp-5);
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.step {
  position: relative;
  margin: 0;
  padding: var(--sp-5);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--r-md);
}
.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  display: block;
  margin-bottom: var(--sp-3);
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--amber);
  line-height: 1;
}
.step h3 { font-size: var(--fs-h4); margin-bottom: var(--sp-2); color: #fff; }
.step p { font-size: var(--fs-base); margin: 0; }

/* ---------- 11. Galeria ------------------------------------------------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-3);
}
.gallery__item {
  position: relative;
  display: block;
  padding: 0;
  border: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--line);
  cursor: zoom-in;
  box-shadow: var(--sh-sm);
}
.gallery__item img {
  width: 100%;
  height: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: transform 450ms cubic-bezier(0.4, 0, 0.2, 1);
}
.gallery__item:hover img { transform: scale(1.06); }
.gallery__caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.4rem 0.85rem 0.7rem;
  background: linear-gradient(to top, rgba(13, 20, 36, 0.88), transparent);
  color: #fff;
  font-size: var(--fs-xs);
  font-weight: 500;
  text-align: left;
}
.gallery__item--wide { grid-column: span 2; }
.gallery__item--wide img { aspect-ratio: 16 / 10; }

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  place-items: center;
  padding: var(--sp-5);
  background: rgba(6, 10, 20, 0.92);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.lightbox.is-open { display: grid; }
.lightbox__figure { margin: 0; max-width: 1000px; width: 100%; text-align: center; }
.lightbox__figure img {
  width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border-radius: var(--r-md);
}
.lightbox__caption { margin-top: var(--sp-4); color: #d9dfeb; font-size: var(--fs-sm); }
.lightbox__close {
  position: absolute;
  top: var(--sp-5);
  right: var(--sp-5);
  width: 48px; height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-size: 1.3rem;
  cursor: pointer;
}
.lightbox__close:hover { background: #fff; color: var(--ink); }

/* ---------- 12. FAQ ---------------------------------------------------- */
.faq { max-width: 900px; margin-inline: auto; }
.faq__item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  margin-bottom: var(--sp-3);
  overflow: hidden;
}
.faq__item[open] { border-color: var(--accent); box-shadow: var(--sh-sm); }
.faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: 1.15rem 1.25rem;
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}
.faq__q::-webkit-details-marker { display: none; }
.faq__q::after {
  content: "+";
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1;
  transition: transform var(--transition), background var(--transition), color var(--transition);
}
.faq__item[open] .faq__q::after { transform: rotate(45deg); background: var(--accent); color: #fff; }
.faq__a { padding: 0 1.25rem 1.3rem; }
.faq__a p { color: var(--text-2); font-size: var(--fs-base); margin: 0; }

/* ---------- 13. CTA band ---------------------------------------------- */
.cta-band {
  position: relative;
  overflow: hidden;
  padding-block: clamp(3rem, 2rem + 4vw, 5rem);
  background: linear-gradient(135deg, var(--accent) 0%, #ff8a1f 48%, var(--amber) 100%);
  color: #fff;
}
.cta-band::after {
  content: "";
  position: absolute;
  inset: -40% -10% auto auto;
  width: 60%; height: 190%;
  background: rgba(255, 255, 255, 0.1);
  transform: rotate(14deg);
  pointer-events: none;
}
.cta-band__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--sp-5);
  align-items: center;
  text-align: center;
}
.cta-band h2 { color: #fff; margin-bottom: var(--sp-3); }
.cta-band p { color: rgba(255, 255, 255, 0.94); font-size: var(--fs-lg); margin: 0; max-width: 62ch; }
.cta-band .btn-row { justify-content: center; }
.cta-band .btn--primary { background: var(--ink); box-shadow: 0 10px 26px rgba(13, 20, 36, 0.3); }
.cta-band .btn--primary:hover { background: #000; }
.cta-band .btn--ghost-inverse { border-color: rgba(255, 255, 255, 0.6); }

/* ---------- 14. Formulário -------------------------------------------- */
.form-layout {
  display: grid;
  gap: clamp(2rem, 1.5rem + 2vw, 3rem);
  align-items: start;
}
.form-card {
  padding: clamp(1.5rem, 1.1rem + 1.6vw, 2.5rem);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-md);
}
.fieldset { border: 0; padding: 0; margin: 0 0 var(--sp-6); }
.fieldset:last-of-type { margin-bottom: 0; }
.fieldset__legend {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0 0 var(--sp-3);
  margin-bottom: var(--sp-4);
  border-bottom: 1px solid var(--line);
  width: 100%;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}
.fieldset__legend::before {
  content: "";
  width: 18px; height: 3px;
  border-radius: 2px;
  background: var(--accent);
}
.form-grid { display: grid; gap: var(--sp-4); }

.field { display: flex; flex-direction: column; gap: 0.35rem; }
.field label {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink);
}
.field label .req { color: var(--err); }
.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 50px;
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--line-strong);
  border-radius: var(--r-sm);
  background: var(--surface-2);
  font-family: 'Poppins', sans-serif;
  font-size: var(--fs-base);
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.field textarea { min-height: 130px; resize: vertical; line-height: 1.6; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath fill='%2355607a' d='M7 9 0 2l1.4-1.4L7 6.2 12.6.6 14 2z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.95rem center; padding-right: 2.5rem; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(255, 107, 0, 0.14);
}
.field__hint { font-size: var(--fs-xs); color: var(--text-3); }
.field__error {
  display: none;
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--err);
}
.field.has-error input,
.field.has-error select,
.field.has-error textarea { border-color: var(--err); background: var(--err-soft); }
.field.has-error .field__error { display: block; }

.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  font-size: var(--fs-sm);
  color: var(--text-2);
}
.checkbox-field input { width: 20px; height: 20px; min-height: 0; flex: 0 0 auto; margin-top: 2px; accent-color: var(--accent); }
.checkbox-field label { font-weight: 400; color: var(--text-2); }
.checkbox-field a { font-weight: 600; }

.honeypot { position: absolute !important; left: -9999px !important; opacity: 0; height: 0; width: 0; overflow: hidden; }

.form-alert {
  display: none;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-4);
  margin-bottom: var(--sp-5);
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
}
.form-alert.is-visible { display: flex; }
.form-alert--error { background: var(--err-soft); border: 1px solid #f7c9c3; color: #8f1d13; }
.form-alert--ok { background: var(--ok-soft); border: 1px solid #b7e5c9; color: #0a6b35; }
.form-alert strong { display: block; margin-bottom: 0.15rem; }

.form-success {
  display: none;
  padding: clamp(1.5rem, 1.2rem + 1.5vw, 2.25rem);
  background: var(--ok-soft);
  border: 1.5px solid #b7e5c9;
  border-radius: var(--r-md);
  text-align: center;
}
.form-success.is-visible { display: block; }
.form-success__icon {
  display: grid;
  place-items: center;
  width: 62px; height: 62px;
  margin: 0 auto var(--sp-4);
  border-radius: 50%;
  background: var(--ok);
  color: #fff;
  font-size: 1.6rem;
}
.form-success h3 { color: #0a6b35; }
.form-success p { color: #14653a; }
.form-success .btn-row { justify-content: center; margin-top: var(--sp-5); }

.submit-row {
  display: grid;
  gap: var(--sp-4);
  margin-top: var(--sp-5);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--line);
}
.btn[disabled] { opacity: 0.62; cursor: not-allowed; transform: none; }
.spinner {
  width: 17px; height: 17px;
  border: 2px solid rgba(255, 255, 255, 0.45);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 700ms linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Painel lateral do formulário */
.form-side { display: grid; gap: var(--sp-4); align-content: start; }
.side-card {
  padding: var(--sp-5);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--sh-sm);
}
.side-card h3 { font-size: var(--fs-h4); margin-bottom: var(--sp-3); }
.side-card ul { padding-left: 1.1rem; margin-bottom: 0; }
.side-card li { font-size: var(--fs-sm); color: var(--text-2); }
.side-card--ink {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--text-inverse);
}
.side-card--ink h3 { color: #fff; }
.side-card--ink p, .side-card--ink li { color: var(--text-inverse-2); font-size: var(--fs-sm); }
.side-card--ink .btn { margin-top: var(--sp-4); width: 100%; }

/* ---------- 15. Blocos de conteúdo / artigos -------------------------- */
.prose { max-width: 74ch; }
.prose h2 { margin-top: var(--sp-7); }
.prose h3 { margin-top: var(--sp-6); }
.prose ul li { color: var(--text-2); }

.split {
  display: grid;
  gap: clamp(2rem, 1.5rem + 2vw, 3.25rem);
  align-items: center;
}
.split__media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--sh-md);
  border: 1px solid var(--line);
}
.split__media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }

.checklist {
  display: grid;
  gap: var(--sp-3);
  margin: 0 0 var(--sp-5);
  padding: 0;
  list-style: none;
}
.checklist li {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  margin: 0;
  font-size: var(--fs-base);
  color: var(--text-2);
}
.checklist li::before {
  content: "✓";
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 22px; height: 22px;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 0.72rem;
  font-weight: 700;
}
.section--ink .checklist li { color: var(--text-inverse-2); }
.section--ink .checklist li::before { background: rgba(255, 107, 0, 0.2); color: #ffb37a; }

/* Chips de termos semânticos */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin: 0;
  padding: 0;
  list-style: none;
}
.chips li {
  margin: 0;
  padding: 0.38rem 0.85rem;
  border-radius: var(--r-pill);
  background: var(--surface);
  border: 1px solid var(--line);
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--text-2);
}
.section--ink .chips li {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.14);
  color: var(--text-inverse-2);
}

/* Bloco de definição (featured snippet target) */
.definition {
  padding: var(--sp-5) var(--sp-5) var(--sp-5) var(--sp-6);
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 5px solid var(--accent);
  border-radius: var(--r-md);
  box-shadow: var(--sh-sm);
}
.definition p { font-size: var(--fs-lg); color: var(--text); margin: 0; }
.definition p strong { color: var(--ink); }

/* ---------- 16. Breadcrumbs ------------------------------------------- */
.breadcrumbs {
  padding-block: var(--sp-4);
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--fs-xs);
  color: var(--text-3);
}
.breadcrumbs li { margin: 0; display: flex; align-items: center; gap: 0.4rem; }
.breadcrumbs li:not(:last-child)::after { content: "/"; color: var(--line-strong); }
.breadcrumbs a { color: var(--text-2); }
.breadcrumbs a:hover { color: var(--accent-dark); }
.breadcrumbs [aria-current="page"] { color: var(--ink); font-weight: 600; }

/* ---------- 17. Página interna (hero secundário) ----------------------- */
.page-hero {
  padding-block: clamp(2.5rem, 1.8rem + 3.5vw, 4.25rem);
  background: var(--ink);
  color: var(--text-inverse);
}
.page-hero h1 { color: #fff; margin-bottom: var(--sp-4); }
.page-hero p {
  font-size: var(--fs-lg);
  color: var(--text-inverse-2);
  max-width: 68ch;
  margin-bottom: var(--sp-5);
}
.page-hero .eyebrow { background: rgba(255, 107, 0, 0.18); color: #ffbe8a; }
.page-hero__inner {
  display: grid;
  gap: clamp(2rem, 1.5rem + 2vw, 3rem);
  align-items: center;
}
.page-hero__media { margin: 0; border-radius: var(--r-md); overflow: hidden; border: 1px solid rgba(255,255,255,.14); }
.page-hero__media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }

/* Especificações rápidas */
.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-3);
  margin: 0 0 var(--sp-5);
  padding: 0;
  list-style: none;
}
.spec-grid li {
  margin: 0;
  padding: var(--sp-4);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
}
.spec-grid dt, .spec-grid b {
  display: block;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 0.2rem;
}
.spec-grid span { font-size: var(--fs-sm); font-weight: 500; color: var(--ink); }

.two-col-text { columns: 1; column-gap: var(--sp-6); }

/* ---------- 18. Rodapé ------------------------------------------------- */
.site-footer {
  padding-block: clamp(2.5rem, 2rem + 2vw, 4rem) var(--sp-6);
  background: var(--ink);
  color: var(--text-inverse-2);
  font-size: var(--fs-sm);
}
.site-footer h2, .site-footer h3 { color: #fff; font-size: var(--fs-base); margin-bottom: var(--sp-4); }
.site-footer a { color: var(--text-inverse-2); }
.site-footer a:hover { color: var(--amber); }
.site-footer__grid {
  display: grid;
  gap: var(--sp-6);
  padding-bottom: var(--sp-6);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.site-footer ul { margin: 0; padding: 0; list-style: none; }
.site-footer li { margin-bottom: 0.55rem; }
.footer-brand p { margin-bottom: var(--sp-4); max-width: 38ch; }
.footer-contact li { display: flex; gap: 0.55rem; }
.footer-contact i { color: var(--accent); margin-top: 4px; }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  padding-top: var(--sp-5);
  font-size: var(--fs-xs);
  color: #8b95ab;
}
.footer-bottom p { margin: 0; }
.footer-note {
  margin-top: var(--sp-4);
  padding: var(--sp-4);
  background: rgba(255, 255, 255, 0.05);
  border: 1px dashed rgba(255, 255, 255, 0.16);
  border-radius: var(--r-sm);
  font-size: var(--fs-xs);
  color: #98a2b8;
}

/* ---------- 19. WhatsApp flutuante ------------------------------------ */
.wa-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 120;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1.05rem;
  border-radius: var(--r-pill);
  background: #25d366;
  color: #06240f;
  font-family: 'Poppins', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 600;
  box-shadow: 0 10px 26px rgba(37, 211, 102, 0.42);
  transition: transform var(--transition), box-shadow var(--transition);
}
.wa-float:hover { transform: translateY(-3px); color: #06240f; box-shadow: 0 14px 32px rgba(37, 211, 102, 0.5); }
.wa-float i { font-size: 1.35rem; line-height: 1; }
.wa-float__label { display: none; }

/* Barra fixa mobile */
.mobile-cta {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 110;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  padding: 0.6rem 0.75rem calc(0.6rem + env(safe-area-inset-bottom, 0px));
  background: rgba(13, 20, 36, 0.97);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.mobile-cta .btn { min-height: 48px; font-size: var(--fs-sm); padding-inline: 0.75rem; }

/* ---------- 20. Utilidades -------------------------------------------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-5 { margin-top: var(--sp-5); }
.mb-5 { margin-bottom: var(--sp-5); }

/* ---------- 21. Breakpoints ------------------------------------------- */

/* >= 600px */
@media (min-width: 600px) {
  .grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .app-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .size-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .submit-row { grid-template-columns: auto 1fr; align-items: center; }
  .submit-row .btn { justify-self: start; }
  .wa-float__label { display: inline; }
  .mobile-cta { display: none; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trust__list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* >= 768px */
@media (min-width: 768px) {
  :root { --header-h: 78px; }
  .grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .gallery__item--tall { grid-row: span 2; }
  .gallery__item--tall img { aspect-ratio: 1 / 2.05; }
  .gallery__item--wide { grid-column: span 2; }
  .spec-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .form-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid--2 .field--full { grid-column: 1 / -1; }
  .two-col-text { columns: 2; }
  .site-footer__grid { grid-template-columns: 1.5fr 1fr 1fr 1.2fr; }
}

/* >= 992px */
@media (min-width: 992px) {
  .nav { display: block; }
  .nav-toggle { display: none; }
  .header__phone { display: inline-flex; }
  .header__cta { display: inline-flex; }
  .hero__inner { grid-template-columns: 1.05fr 0.95fr; }
  .page-hero__inner { grid-template-columns: 1.1fr 0.9fr; }
  .split { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split--reverse .split__media { order: 2; }
  .grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .size-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .app-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .form-layout { grid-template-columns: 1.55fr 0.85fr; }
  .cta-band__inner { grid-template-columns: 1.4fr auto; text-align: left; }
  .cta-band .btn-row { justify-content: flex-end; flex-wrap: nowrap; }
}

/* >= 1200px */
@media (min-width: 1200px) {
  .gallery { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .gallery__item--wide { grid-column: span 2; }
}

/* ---------- 22. Preferências do usuário / impressão ------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .btn:hover, .card--hover:hover, .model-card:hover, .size-card:hover { transform: none; }
}

@media (max-width: 640px) {
  body { padding-bottom: 74px; }
  .lightbox__close { top: var(--sp-3); right: var(--sp-3); }
}

/* Em telas >= 600px a barra mobile some: libera o padding */
@media (min-width: 600px) {
  body { padding-bottom: 0; }
}

@media print {
  .site-header, .wa-float, .mobile-cta, .cta-band, .lightbox { display: none !important; }
  body { background: #fff; }
}