/* ==========================================================================
   Fast Web Stories — Página de vendas
   Tema claro (padrão) e escuro via [data-theme]. Mobile-first.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root,
[data-theme="light"] {
  --bg: #ffffff;
  --bg-alt: #f4f8ff;
  --surface: #ffffff;
  --fg: #0d0d0d;
  --fg-2: #1f2328;
  --muted: #555b66;
  --border: #e3e8f0;
  --border-strong: #c9d3e1;
  --hl: rgba(10, 132, 255, .18);
  --accent: #0a84ff;
  --accent-strong: #0068d6;
  --accent-text: #0068d6;
  --accent-soft: rgba(10, 132, 255, .09);
  --accent-border: rgba(10, 132, 255, .28);
  --accent-glow: rgba(10, 132, 255, .16);
  --shadow-accent: 0 12px 28px -10px rgba(10, 104, 214, .55);
  --inverse-bg: #0d0d0d;
  --inverse-fg: #ffffff;
  --inverse-muted: #a3a9b3;
  --shadow-sm: 0 1px 2px rgba(13, 13, 13, .06);
  --shadow: 0 10px 30px -12px rgba(13, 30, 60, .18);
  --shadow-lg: 0 30px 60px -20px rgba(13, 30, 60, .28);
  --header-bg: rgba(255, 255, 255, .85);
  color-scheme: light;
}

[data-theme="dark"] {
  --bg: #0d0d0d;
  --bg-alt: #0f1319;
  --surface: #14171c;
  --fg: #ffffff;
  --fg-2: #e8eaee;
  --muted: #9aa3b0;
  --border: #232830;
  --border-strong: #353c47;
  --hl: rgba(10, 132, 255, .32);
  --accent: #2f97ff;
  --accent-strong: #0a84ff;
  --accent-text: #4aa5ff;
  --accent-soft: rgba(10, 132, 255, .12);
  --accent-border: rgba(10, 132, 255, .35);
  --accent-glow: rgba(10, 132, 255, .22);
  --shadow-accent: 0 12px 32px -10px rgba(10, 132, 255, .6);
  --inverse-bg: #14171c;
  --inverse-fg: #ffffff;
  --inverse-muted: #9aa3b0;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .6);
  --shadow: 0 10px 30px -12px rgba(0, 0, 0, .9);
  --shadow-lg: 0 30px 60px -20px rgba(0, 0, 0, 1);
  --header-bg: rgba(13, 13, 13, .8);
  color-scheme: dark;
}

:root {
  --gradient: linear-gradient(135deg, #1a9bff 0%, #0a74ff 55%, #5b4bff 100%);
  --font: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --header-h: 68px;
  --container: 1180px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

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

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

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color .3s ease, color .3s ease;
}

body.menu-open { overflow: hidden; }

img, svg, video, iframe { display: block; max-width: 100%; }
img { height: auto; }
.icon { flex-shrink: 0; }

h1, h2, h3, h4 {
  margin: 0 0 .6em;
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--fg);
}

h1 { font-size: clamp(1.9rem, 3.2vw + .9rem, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 2.6vw + .6rem, 2.6rem); }
h3 { font-size: 1.125rem; font-weight: 600; letter-spacing: -.01em; }

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

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

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

button, input, select { font: inherit; color: inherit; }

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

::selection { background: var(--accent); color: #fff; }

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

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

.skip-link {
  position: absolute;
  top: -100px; left: 16px;
  z-index: 1000;
  padding: .75rem 1rem;
  background: var(--fg);
  color: var(--bg);
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
}
.skip-link:focus { top: 12px; }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: max(20px, env(safe-area-inset-left));
}
.container-md { max-width: 920px; }
.container-sm { max-width: 780px; }

.section { padding-block: clamp(64px, 9vw, 120px); }
.section-tight { padding-block: clamp(24px, 4vw, 48px); }
.section-alt {
  background: var(--bg-alt);
  border-block: 1px solid var(--border);
}

.section-head {
  max-width: 760px;
  margin: 0 auto clamp(36px, 5vw, 60px);
  text-align: center;
}

.section-lead {
  font-size: clamp(1rem, .4vw + .9rem, 1.125rem);
  color: var(--muted);
}

.section-cta {
  margin-top: clamp(36px, 5vw, 56px);
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: 1rem;
  padding: .35rem .85rem;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--accent-text);
  border: 1px solid var(--accent-border);
  border-radius: 999px;
  background: var(--accent-soft);
}

.hl {
  color: var(--accent-text);
  background: linear-gradient(transparent 62%, var(--hl) 62%);
  padding-inline: .04em;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  min-height: 48px;
  padding: .8rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background-color .2s, color .2s, border-color .2s;
  -webkit-tap-highlight-color: transparent;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--accent-strong);
  color: #fff;
  box-shadow: var(--shadow-accent);
}
.btn-primary:hover { background: var(--accent); box-shadow: 0 18px 36px -12px rgba(10, 132, 255, .7); }

.btn-outline {
  background: transparent;
  color: var(--fg);
  border-color: var(--border-strong);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent-text); background: var(--accent-soft); }

.btn-sm { min-height: 40px; padding: .5rem 1.1rem; font-size: .9rem; }
.btn-lg { min-height: 56px; padding: 1rem 1.9rem; font-size: 1.05rem; }
.btn-block { width: 100%; }

.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  transition: background-color .2s, border-color .2s;
  -webkit-tap-highlight-color: transparent;
}
.icon-btn:hover { border-color: var(--accent); color: var(--accent-text); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
/* O blur fica no pseudo-elemento: backdrop-filter no próprio header prenderia o menu fixo mobile. */
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--header-bg);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
}
.site-header.is-scrolled { border-bottom-color: var(--border); }
.menu-open .site-header::before { background: var(--bg); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 100%;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: -.02em;
  text-decoration: none;
  white-space: nowrap;
}
/* line-height .7 ≈ altura das maiúsculas da Poppins, para alinhar FAST com WEB/STORIES. */
.logo { color: var(--fg); font-size: 1.2rem; }
.logo-wrap { display: inline-flex; flex-direction: column; align-items: flex-end; }
.logo-main { display: flex; align-items: center; gap: .16em; font-weight: 800; }
.logo-text { display: flex; align-items: stretch; gap: .16em; }
.logo-rocket { width: 1.5em; height: 1.5em; margin-right: .12em; }
.logo-fast { font-size: 2em; line-height: .7; letter-spacing: -.03em; }
.logo-stack { display: flex; flex-direction: column; justify-content: space-between; font-size: .9em; }
.logo-web,
.logo-stories { line-height: .7; letter-spacing: -.01em; }
.logo-stories { color: #0a84ff; }
.logo-tagline { margin-top: .6em; font-size: .56em; font-weight: 500; line-height: 1; letter-spacing: 0; }
.logo-footer { font-size: 1.6rem; }

.main-nav ul { display: flex; gap: clamp(1rem, 2vw, 2rem); }
.main-nav a {
  font-size: .92rem;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s;
}
.header-cta { white-space: nowrap; }
.main-nav a:hover { color: var(--accent-text); }
.nav-mobile-cta { display: none; }

.header-actions { display: flex; align-items: center; gap: .6rem; }

/* Seletor de idioma */
.lang-menu { position: relative; }
.lang-toggle { font-size: .8rem; font-weight: 700; letter-spacing: .02em; list-style: none; user-select: none; }
.lang-toggle::-webkit-details-marker { display: none; }
.lang-menu[open] .lang-toggle { border-color: var(--accent); color: var(--accent-text); }
.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 110;
  min-width: 170px;
  padding: .4rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow-lg);
}
.lang-dropdown a {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .55rem .75rem;
  font-size: .92rem;
  font-weight: 500;
  color: var(--fg);
  text-decoration: none;
  border-radius: 10px;
}
.lang-dropdown a:hover { background: var(--accent-soft); color: var(--accent-text); }
.lang-dropdown a[aria-current] { color: var(--accent-text); font-weight: 700; }
.lang-short { display: inline-grid; place-items: center; min-width: 2.1em; font-size: .75rem; font-weight: 700; color: var(--muted); }
.lang-dropdown a[aria-current] .lang-short { color: var(--accent-text); }
.nav-lang { display: none; }

.footer-lang { display: flex; align-items: center; gap: .6rem; margin-bottom: 1rem; color: var(--muted); }
.lang-inline { display: flex; flex-wrap: wrap; gap: .25rem 1rem; }
.lang-inline a { color: var(--muted); text-decoration: none; }
.lang-inline a:hover { color: var(--accent-text); text-decoration: underline; }
.lang-inline a[aria-current] { color: var(--fg); font-weight: 600; }
.lang-inline .lang-short { display: none; }

.theme-toggle .theme-icon-light { display: none; }
[data-theme="dark"] .theme-toggle .theme-icon-light { display: block; }
[data-theme="dark"] .theme-toggle .theme-icon-dark { display: none; }
.theme-toggle span { display: grid; place-items: center; }

.menu-toggle { display: none; }
.menu-bars { position: relative; display: block; width: 20px; height: 14px; }
.menu-bars span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform .3s var(--ease), opacity .2s, top .3s var(--ease);
}
.menu-bars span:nth-child(1) { top: 0; }
.menu-bars span:nth-child(2) { top: 6px; }
.menu-bars span:nth-child(3) { top: 12px; }
.menu-open .menu-bars span:nth-child(1) { top: 6px; transform: rotate(45deg); }
.menu-open .menu-bars span:nth-child(2) { opacity: 0; }
.menu-open .menu-bars span:nth-child(3) { top: 6px; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-block: clamp(40px, 7vw, 96px) clamp(48px, 7vw, 96px);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 30%, transparent 75%);
  opacity: .7;
}
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  top: -20%;
  right: -10%;
  width: min(760px, 90vw);
  aspect-ratio: 1;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  align-items: center;
  gap: clamp(32px, 5vw, 72px);
}

.hero h1 { margin-bottom: 1.25rem; }

.hero-lead {
  max-width: 600px;
  margin-bottom: 2rem;
  font-size: clamp(1.02rem, .5vw + .9rem, 1.2rem);
  color: var(--muted);
}

.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-bottom: 1.75rem; }

.hero-trust { display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; }
.hero-trust li {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .9rem;
  font-weight: 500;
  color: var(--fg-2);
}
.hero-trust .icon { color: var(--accent); }

.pulse-dot {
  position: relative;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
}
.pulse-dot::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0% { transform: scale(1); opacity: .6; }
  100% { transform: scale(3); opacity: 0; }
}

/* Mockup de celular */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  padding: 24px 0;
}

.phone {
  position: relative;
  width: 290px;
  aspect-ratio: 9 / 18.5;
  padding: 12px;
  background: #0a0a0a;
  border-radius: 44px;
  box-shadow: var(--shadow-lg), inset 0 0 0 2px #2a2a2a;
}
[data-theme="dark"] .phone { box-shadow: 0 0 0 1px #333, var(--shadow-lg), inset 0 0 0 2px #2a2a2a; }

.phone-notch {
  position: absolute;
  top: 20px;
  left: 50%;
  z-index: 3;
  width: 86px;
  height: 24px;
  background: #0a0a0a;
  border-radius: 999px;
  transform: translateX(-50%);
}

.phone-screen {
  position: relative;
  height: 100%;
  overflow: hidden;
  background: #1a1a1a;
  border-radius: 34px;
  color: #fff;
}

.story-progress {
  position: absolute;
  top: 52px;
  left: 14px;
  right: 14px;
  z-index: 2;
  display: flex;
  gap: 4px;
}
.story-progress span {
  flex: 1;
  height: 3px;
  overflow: hidden;
  background: rgba(255, 255, 255, .35);
  border-radius: 3px;
}
.story-progress i {
  display: block;
  width: 0;
  height: 100%;
  background: #fff;
  animation: 12s linear infinite;
}
.story-progress span:nth-child(1) i { animation-name: bar1; }
.story-progress span:nth-child(2) i { animation-name: bar2; }
.story-progress span:nth-child(3) i { animation-name: bar3; }
.story-progress span:nth-child(4) i { animation-name: bar4; }
@keyframes bar1 { 0% { width: 0; } 25%, 100% { width: 100%; } }
@keyframes bar2 { 0%, 25% { width: 0; } 50%, 100% { width: 100%; } }
@keyframes bar3 { 0%, 50% { width: 0; } 75%, 100% { width: 100%; } }
@keyframes bar4 { 0%, 75% { width: 0; } 100% { width: 100%; } }

.story-brand {
  position: absolute;
  top: 66px;
  left: 14px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: .45rem;
  font-size: .72rem;
  font-weight: 600;
}
.story-avatar {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  background: var(--gradient);
  color: #fff;
  border-radius: 50%;
}

.story-slides {
  display: flex;
  width: 400%;
  height: 100%;
  animation: slides 12s infinite;
}
@keyframes slides {
  0%, 23% { transform: translateX(0); }
  25%, 48% { transform: translateX(-25%); }
  50%, 73% { transform: translateX(-50%); }
  75%, 99.9% { transform: translateX(-75%); }
  100% { transform: translateX(0); }
}

.story-slide {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  width: 25%;
  height: 100%;
  padding: 24px 20px 36px;
}
.story-img { position: absolute; inset: 0; z-index: 0; }
.story-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.35) 0%, rgba(0,0,0,0) 30%, rgba(0,0,0,.2) 55%, rgba(0,0,0,.88) 100%);
}
.pattern-1 {
  background:
    radial-gradient(circle at 30% 35%, #1a9bff 0 18%, transparent 19%),
    radial-gradient(circle at 70% 55%, #5b4bff 0 26%, transparent 27%),
    linear-gradient(160deg, #0b2a55, #0d0d0d);
}
.pattern-2 {
  background:
    repeating-linear-gradient(135deg, #0a5fc2 0 18px, #0b3f82 18px 36px);
}
.pattern-3 {
  background:
    conic-gradient(from 200deg at 60% 40%, #1a9bff, #0d1b33, #5b4bff, #0d0d0d, #1a9bff);
}
.pattern-4 {
  background:
    radial-gradient(rgba(26, 155, 255, .6) 2px, transparent 2.5px) 0 0 / 18px 18px,
    linear-gradient(200deg, #0a3d7a, #0d0d0d);
}

.story-kicker,
.story-title,
.story-cta { position: relative; z-index: 1; }
.story-kicker {
  margin-bottom: .35rem;
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  opacity: .8;
}
.story-title {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.01em;
}
.story-cta {
  align-self: center;
  margin-top: 1rem;
  padding: .4rem .9rem;
  font-size: .72rem;
  font-weight: 600;
  background: #0a84ff;
  color: #fff;
  border-radius: 999px;
}

.float-card {
  position: absolute;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .75rem 1rem;
  background: var(--surface);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  animation: floaty 6s ease-in-out infinite;
}
.float-card > .icon { color: var(--accent); }
.float-card div { display: flex; flex-direction: column; line-height: 1.25; }
.float-card strong { font-size: .85rem; }
.float-card span { font-size: .74rem; color: var(--muted); }
.fc-1 { top: 26%; left: -6%; }
.fc-2 { top: 50%; right: -6%; animation-delay: -3s; }
@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ---------- Vídeo ---------- */
.video-section { padding-top: 0; }
.video-facade {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #000;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
  color: #fff;
}
.video-facade img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(.6);
  transition: transform .5s var(--ease), filter .3s;
}
.video-facade:hover img { transform: scale(1.03); filter: brightness(.75); }
.video-play {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 84px;
  height: 84px;
  background: #0a84ff;
  color: #fff;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 12px rgba(10, 132, 255, .3);
  transition: transform .3s var(--ease);
}
.video-play svg { margin-left: 4px; }
.video-facade:hover .video-play { transform: translate(-50%, -50%) scale(1.08); }
.video-caption {
  position: absolute;
  bottom: 20px;
  left: 0;
  right: 0;
  padding-inline: 20px;
  font-size: .95rem;
  font-weight: 500;
  text-align: center;
}
.video-facade iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ---------- Números ---------- */
.stats { padding-block: 8px clamp(40px, 6vw, 72px); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.6rem 1rem;
  text-align: center;
}
.stat + .stat { border-left: 1px solid var(--border); }
.stat-value { font-size: clamp(1.6rem, 2.4vw + .5rem, 2.3rem); font-weight: 800; line-height: 1.1; letter-spacing: -.03em; color: var(--accent-text); }
.stat-label { margin-top: .3rem; font-size: .85rem; color: var(--muted); }

/* ---------- Cards ---------- */
.card {
  padding: clamp(22px, 2.5vw, 30px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.card:hover { transform: translateY(-4px); border-color: var(--accent-border); box-shadow: var(--shadow); }
.card h3 { margin-bottom: .5rem; }
.card p { font-size: .95rem; color: var(--muted); }

.card-icon {
  display: inline-grid;
  place-items: center;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  margin-bottom: 1.1rem;
  background: var(--gradient);
  color: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 18px -8px rgba(10, 116, 255, .6);
}
.card-icon-muted {
  background: var(--accent-soft);
  color: var(--accent-text);
  border: 1px solid var(--accent-border);
  box-shadow: none;
}

/* ---------- Dor ---------- */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.pain-callout {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  max-width: 820px;
  margin: clamp(36px, 5vw, 56px) auto 0;
  padding: 1.5rem 1.75rem;
  background: var(--accent-soft);
  border: 2px dashed var(--accent-border);
  border-radius: var(--radius);
  font-size: 1.05rem;
}
.pain-callout .icon { margin-top: 3px; color: var(--accent); }

/* ---------- Calculadora ---------- */
.calc-box {
  padding: clamp(24px, 4vw, 44px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.calc-inputs {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.5rem 2rem;
  margin-bottom: 2rem;
}
.calc-field label {
  display: block;
  margin-bottom: .75rem;
  font-size: .95rem;
  font-weight: 500;
}
.calc-field output { font-weight: 800; font-size: 1.1rem; color: var(--accent-text); }

.calc-field select {
  width: 100%;
  min-height: 48px;
  padding: .65rem 2.5rem .65rem 1rem;
  background: var(--bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' fill='none' stroke='%23888' stroke-width='2' viewBox='0 0 24 24'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right 12px center;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
}

input[type="range"] {
  width: 100%;
  height: 28px;
  margin: 0;
  background: transparent;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  --pct: 19.19%;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 6px;
  border-radius: 6px;
  background: linear-gradient(to right, var(--accent) var(--pct), var(--border) var(--pct));
}
input[type="range"]::-moz-range-track { height: 6px; border-radius: 6px; background: var(--border); }
input[type="range"]::-moz-range-progress { height: 6px; border-radius: 6px; background: var(--accent); }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 26px;
  height: 26px;
  margin-top: -10px;
  background: var(--accent);
  border: 4px solid var(--bg);
  border-radius: 50%;
  box-shadow: 0 0 0 1px var(--accent), 0 4px 12px rgba(10, 132, 255, .45);
}
input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  background: var(--accent);
  border: 4px solid var(--bg);
  border-radius: 50%;
  box-shadow: 0 0 0 1px var(--accent), 0 4px 12px rgba(10, 132, 255, .45);
}

.calc-results {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 1.5rem;
}
.calc-result {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.25rem .75rem;
  text-align: center;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.calc-result strong { font-size: clamp(1.6rem, 3vw + .4rem, 2.4rem); font-weight: 800; line-height: 1.1; letter-spacing: -.03em; color: var(--accent-text); }
.calc-result span { margin-top: .3rem; font-size: .82rem; color: var(--muted); line-height: 1.35; }
.calc-note { text-align: center; color: var(--muted); }

/* ---------- Solução ---------- */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.pillar {
  padding: clamp(24px, 3vw, 36px);
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.pillar .card-icon { width: 56px; height: 56px; border-radius: 16px; }
.pillar p { color: var(--muted); font-size: .95rem; }

/* ---------- Como funciona ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: step;
}
.step {
  position: relative;
  padding: 28px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.step-num {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 1.1rem;
  font-size: 1.1rem;
  font-weight: 800;
  background: var(--gradient);
  color: #fff;
  border-radius: 50%;
  box-shadow: 0 8px 18px -8px rgba(10, 116, 255, .6);
}
.step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50px;
  right: -21px;
  width: 22px;
  height: 2px;
  background: var(--accent-border);
}
.step p { font-size: .95rem; color: var(--muted); }

/* ---------- Recursos ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* ---------- Conteúdo SEO ---------- */
.seo-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}
.seo-text h2 { margin-bottom: 1rem; }
.seo-text h3 { margin-top: 2rem; font-size: 1.2rem; }
.seo-text p { color: var(--fg-2); }

.check-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .6rem 1.25rem;
  margin-bottom: 1.5rem;
}
.check-list li { display: flex; align-items: flex-start; gap: .5rem; font-size: .95rem; }
.check-list .icon { margin-top: 3px; color: var(--accent); }

.seo-aside {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.seo-aside h3 { margin-bottom: 1.25rem; }
.surface-list { display: grid; gap: 1rem; }
.surface-list li { display: flex; align-items: center; gap: 1rem; }
.surface-list .card-icon { margin: 0; width: 44px; height: 44px; }
.surface-list div { display: flex; flex-direction: column; line-height: 1.35; }
.surface-list span { font-size: .85rem; color: var(--muted); }

/* ---------- Comparação ---------- */
.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.compare-col {
  padding: clamp(24px, 3vw, 36px);
  border-radius: var(--radius-lg);
}
.compare-col h3 { display: flex; align-items: center; gap: .5rem; margin-bottom: 1.25rem; font-size: 1.15rem; }
.compare-col ul { display: grid; gap: .9rem; }
.compare-col li { display: flex; align-items: flex-start; gap: .65rem; font-size: .95rem; }
.compare-col li .icon { margin-top: 3px; }

.compare-without {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  color: var(--muted);
}
.compare-without h3 { color: var(--muted); }
.compare-without li span { text-decoration: line-through; text-decoration-color: var(--border-strong); }

.compare-with {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 30px 60px -24px rgba(10, 116, 255, .6);
}
.compare-with h3,
.compare-with strong { color: #fff; }

/* ---------- Público ---------- */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.audience-no {
  max-width: 760px;
  margin: clamp(32px, 4vw, 48px) auto 0;
  padding: 1.5rem 1.75rem;
  text-align: center;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
}
.audience-no h3 { font-size: 1rem; }
.audience-no ul { display: flex; flex-wrap: wrap; justify-content: center; gap: .5rem 1.5rem; }
.audience-no li { display: inline-flex; align-items: center; gap: .4rem; font-size: .92rem; color: var(--muted); }

/* ---------- Depoimentos ---------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.testimonial {
  display: flex;
  flex-direction: column;
  margin: 0;
}
.stars { display: flex; gap: 2px; margin-bottom: 1rem; color: var(--accent); }
.testimonial blockquote { flex: 1; margin: 0 0 1.5rem; }
.testimonial blockquote p { font-size: .98rem; color: var(--fg-2); }
.testimonial figcaption { display: flex; align-items: center; gap: .85rem; line-height: 1.35; }
.testimonial figcaption strong { display: block; font-size: .95rem; }
.testimonial-role { font-size: .82rem; color: var(--muted); }
.avatar {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  font-size: .9rem;
  font-weight: 700;
  background: var(--gradient);
  color: #fff;
  border-radius: 50%;
  object-fit: cover;
}

/* ---------- Preço ---------- */
.price-card {
  position: relative;
  max-width: 560px;
  margin: 0 auto;
  padding: clamp(32px, 4vw, 48px) clamp(22px, 4vw, 44px);
  text-align: center;
  background: var(--surface);
  border: 2px solid var(--accent);
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 70px -28px rgba(10, 116, 255, .45);
}
.price-badge {
  position: absolute;
  top: 0;
  left: 50%;
  padding: .45rem 1.1rem;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .03em;
  white-space: nowrap;
  background: var(--gradient);
  color: #fff;
  border-radius: 999px;
  transform: translate(-50%, -50%);
}
.price-plan { font-size: 1.1rem; font-weight: 600; margin-bottom: 1rem; }

.countdown {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: 1.25rem;
  padding: .5rem 1rem;
  font-size: .88rem;
  color: var(--accent-text);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  border-radius: 999px;
}
.countdown-time { font-variant-numeric: tabular-nums; }

.price-values { display: flex; flex-direction: column; align-items: center; margin-bottom: 1.75rem; }
.price-old { font-size: 1rem; color: var(--muted); }
.price-main {
  display: flex;
  align-items: flex-start;
  gap: .25rem;
  font-size: clamp(3.8rem, 10vw, 5.2rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.04em;
}
.price-main small { margin-top: .6rem; font-size: 1.5rem; font-weight: 700; letter-spacing: 0; }
.price-note { margin-top: .5rem; font-size: .9rem; font-weight: 500; color: var(--muted); }
.price-intl {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .35rem;
  text-align: center;
  font-size: clamp(1.7rem, 5vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.15;
}
.price-intl .icon { color: var(--accent); flex-shrink: 0; }

.price-list {
  display: grid;
  gap: .75rem;
  margin-bottom: 2rem;
  padding: 1.5rem 0;
  text-align: left;
  border-block: 1px solid var(--border);
}
.price-list li { display: flex; align-items: flex-start; gap: .65rem; font-size: .95rem; }
.price-list .icon { margin-top: 3px; color: var(--accent); }

.price-trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem 1.25rem;
  margin-top: 1.25rem;
}
.price-trust li { display: inline-flex; align-items: center; gap: .35rem; font-size: .82rem; color: var(--muted); }
.price-trust .icon { color: var(--accent); }

.price-help {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin-top: 1.5rem;
  font-size: .9rem;
  font-weight: 500;
  color: var(--accent-text);
}
.testimonials-note { margin-top: 1.5rem; font-size: .8rem; text-align: center; color: var(--muted); }
.price-disclaimer { max-width: 560px; margin: 1.5rem auto 0; font-size: .8rem; text-align: center; color: var(--muted); }

/* ---------- Garantia ---------- */
.guarantee-box {
  display: flex;
  align-items: center;
  gap: clamp(20px, 4vw, 40px);
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}
.guarantee-box h2 { font-size: clamp(1.4rem, 2vw + .6rem, 2rem); }
.guarantee-box p { color: var(--fg-2); }
.guarantee-seal {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 128px;
  height: 128px;
  background: var(--gradient);
  color: #fff;
  border-radius: 50%;
  box-shadow: 0 0 0 6px var(--surface), 0 0 0 8px var(--accent);
  line-height: 1;
}
.guarantee-seal strong { font-size: 3rem; font-weight: 800; color: inherit; }
.guarantee-seal span { font-size: .85rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; }

/* ---------- Sobre ---------- */
.about-box { display: flex; align-items: flex-start; gap: clamp(20px, 4vw, 40px); }
.about-avatar {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 120px;
  height: 120px;
  font-size: 2.2rem;
  font-weight: 800;
  background: var(--gradient);
  color: #fff;
  border-radius: 50%;
  box-shadow: 0 16px 32px -14px rgba(10, 116, 255, .7);
}
.about-box h2 { margin-bottom: .2rem; font-size: clamp(1.5rem, 2vw + .6rem, 2rem); }
.about-role { margin-bottom: 1rem; font-weight: 500; color: var(--muted); }
.about-box p { color: var(--fg-2); }

/* ---------- FAQ ---------- */
.faq-list { display: grid; gap: 12px; }
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color .2s;
}
.faq-item[open] { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 60px;
  padding: 1.1rem 1.4rem;
  cursor: pointer;
  list-style: none;
  -webkit-tap-highlight-color: transparent;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary h3 { margin: 0; font-size: 1rem; font-weight: 600; }
.faq-icon {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: 50%;
  transition: transform .3s var(--ease), background-color .2s, color .2s;
}
.faq-item[open] .faq-icon { transform: rotate(180deg); background: var(--accent); color: #fff; border-color: var(--accent); }
.faq-item summary:hover h3 { color: var(--accent-text); }
.faq-answer { padding: 0 1.4rem 1.3rem; }
.faq-answer p { color: var(--muted); font-size: .96rem; }
.faq-more { margin-top: 2rem; text-align: center; color: var(--muted); }
.faq-more a { font-weight: 600; color: var(--accent-text); }

/* ---------- CTA final ---------- */
.final-cta {
  position: relative;
  overflow: hidden;
  padding-block: clamp(72px, 10vw, 128px);
  text-align: center;
  background: #0d0d0d;
  color: #fff;
}
.final-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 70% at 50% 0%, rgba(10, 132, 255, .35), transparent 70%),
    radial-gradient(ellipse 40% 50% at 90% 100%, rgba(91, 75, 255, .25), transparent 70%);
  pointer-events: none;
}
.final-cta .container { position: relative; }
[data-theme="dark"] .final-cta { border-top: 1px solid var(--border); }
.final-cta h2 { color: #fff; }
.final-cta p { max-width: 620px; margin: 0 auto 2rem; font-size: 1.1rem; color: #b4bcc8; }
.final-cta .final-cta-note { margin: 1.25rem auto 0; font-size: .88rem; }

/* ---------- Rodapé ---------- */
.site-footer {
  padding-top: clamp(48px, 6vw, 72px);
  padding-bottom: calc(24px + env(safe-area-inset-bottom));
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 32px;
  margin-bottom: 40px;
}
.footer-brand p { max-width: 340px; margin-top: 1rem; font-size: .9rem; color: var(--muted); }
.footer-title { margin-bottom: 1rem; font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.footer-col ul { display: grid; gap: .6rem; }
.footer-col a { font-size: .92rem; color: var(--muted); text-decoration: none; }
.footer-col a:hover { color: var(--accent-text); text-decoration: underline; }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: .82rem;
  color: var(--muted);
}
.footer-bottom p { margin-bottom: .35rem; }
.footer-disclaimer { font-size: .75rem; }

/* ---------- Flutuantes ---------- */
.whatsapp-float {
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  bottom: calc(18px + env(safe-area-inset-bottom));
  z-index: 90;
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  background: var(--accent-strong);
  color: #fff;
  border-radius: 50%;
  box-shadow: var(--shadow-accent);
  transition: transform .25s var(--ease), bottom .3s var(--ease);
}
.whatsapp-float:hover { transform: scale(1.08); }

.sticky-cta { display: none; }

/* ---------- Páginas internas ---------- */
.page-content { padding-block: clamp(48px, 7vw, 96px); }
.page-content h1 { font-size: clamp(1.8rem, 3vw + .6rem, 2.6rem); }
.page-content h2 { margin-top: 2.2rem; font-size: 1.35rem; }
.page-content p,
.page-content li { color: var(--fg-2); }
.page-content ul { padding-left: 1.2rem; list-style: disc; margin-bottom: 1em; }
.page-content a { color: var(--accent-text); }
.page-updated { color: var(--muted); font-size: .9rem; }

.error-page { padding-block: clamp(80px, 14vw, 160px); text-align: center; }
.error-code {
  font-size: clamp(5rem, 18vw, 9rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.05em;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Animações de entrada ---------- */
.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.js .reveal.is-visible { opacity: 1; transform: none; }

/* ==========================================================================
   Responsivo
   ========================================================================== */
@media (min-width: 901px) and (max-width: 1100px) {
  .header-inner { gap: .75rem; }
  .logo { font-size: 1.05rem; }
  .main-nav ul { gap: .85rem; }
  .main-nav a { font-size: .85rem; }
  .header-actions { gap: .4rem; }
  .header-actions .icon-btn { width: 40px; height: 40px; }
  .header-cta { padding-inline: .9rem; font-size: .85rem; }
}

@media (max-width: 1080px) {
  .features-grid,
  .pain-grid { grid-template-columns: repeat(2, 1fr); }
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step::after { display: none; }
  .fc-1 { left: 0; }
  .fc-2 { right: 0; }
}

@media (max-width: 900px) {
  :root { --header-h: 62px; }

  .menu-toggle { display: inline-grid; }
  .header-cta { display: none; }

  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 99;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 24px max(20px, env(safe-area-inset-left)) calc(32px + env(safe-area-inset-bottom));
    background: var(--bg);
    border-top: 1px solid var(--border);
    overflow-y: auto;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity .25s, transform .25s var(--ease), visibility 0s .25s;
  }
  .menu-open .main-nav {
    visibility: visible;
    opacity: 1;
    transform: none;
    transition: opacity .25s, transform .25s var(--ease);
  }
  .main-nav ul { flex-direction: column; gap: 0; }
  .main-nav li { border-bottom: 1px solid var(--border); }
  .main-nav a {
    display: block;
    padding: 1.05rem 0;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--fg);
  }
  .lang-menu { display: none; }
  .nav-lang { display: block; }
  .nav-lang-title { display: flex; align-items: center; gap: .4rem; margin-bottom: .6rem; font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
  .main-nav .lang-pills { flex-direction: row; flex-wrap: wrap; gap: .5rem; }
  .main-nav .lang-pills li { border-bottom: 0; }
  .main-nav .lang-pills a {
    display: inline-flex;
    align-items: center;
    padding: .55rem 1rem;
    font-size: .95rem;
    font-weight: 600;
    border: 1px solid var(--border);
    border-radius: 999px;
  }
  .main-nav .lang-pills a[aria-current] { color: var(--accent-text); background: var(--accent-soft); border-color: var(--accent-border); }
  .lang-pills .lang-short { display: none; }
  .nav-mobile-cta { display: inline-flex; width: 100%; min-height: 56px; }
  .main-nav .nav-mobile-cta { display: inline-flex; color: #fff; padding: 1rem 1.5rem; font-size: 1.05rem; }

  .hero-grid { grid-template-columns: 1fr; }
  .hero-content { text-align: center; }
  .hero-lead { margin-inline: auto; }
  .hero-actions,
  .hero-trust { justify-content: center; }

  .seo-grid { grid-template-columns: 1fr; }
  .seo-aside { position: static; }

  .pillars,
  .testimonials-grid { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--border); }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }

  /* Barra de compra fixa no mobile */
  .sticky-cta {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 95;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px max(16px, env(safe-area-inset-left)) calc(10px + env(safe-area-inset-bottom));
    background: var(--bg);
    border-top: 1px solid var(--border);
    box-shadow: 0 -10px 30px -12px rgba(0, 0, 0, .25);
    transform: translateY(110%);
    transition: transform .35s var(--ease);
  }
  .sticky-cta.is-visible { transform: none; }
  .sticky-cta .btn { min-height: 46px; padding: .7rem 1.3rem; font-size: .95rem; white-space: nowrap; }
  .sticky-cta-price { display: flex; flex-wrap: wrap; align-items: baseline; column-gap: .4rem; line-height: 1.25; }
  .sticky-cta-price strong { font-size: 1.25rem; font-weight: 800; }
  .sticky-cta-old { width: 100%; font-size: .75rem; color: var(--muted); text-decoration: line-through; }
  .sticky-cta-note { font-size: .75rem; color: var(--muted); }
  body.has-sticky .whatsapp-float { bottom: calc(88px + env(safe-area-inset-bottom)); }
}

@media (max-width: 640px) {
  body { font-size: .98rem; }

  .features-grid,
  .pain-grid,
  .audience-grid,
  .steps { grid-template-columns: 1fr; }

  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .hero-trust { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; text-align: left; max-width: 360px; margin-inline: auto; }

  .phone { width: 250px; }
  .float-card { padding: .6rem .8rem; }
  .float-card strong { font-size: .78rem; }
  .float-card span { font-size: .68rem; }
  .fc-1 { top: 24%; left: -2px; }
  .fc-2 { top: 52%; right: -2px; }

  .video-play { width: 68px; height: 68px; }
  .video-caption { bottom: 12px; font-size: .85rem; }

  .card { display: grid; grid-template-columns: auto 1fr; column-gap: 1rem; align-items: start; }
  .card .card-icon { grid-row: span 2; margin-bottom: 0; width: 44px; height: 44px; }
  .card h3 { margin-bottom: .35rem; }
  .card.testimonial { display: flex; }

  .pain-callout { flex-direction: column; align-items: center; text-align: center; padding: 1.25rem; font-size: 1rem; }

  .calc-inputs { grid-template-columns: 1fr; }
  .calc-results { grid-template-columns: 1fr 1fr; }
  .calc-result:last-child { grid-column: 1 / -1; }

  .check-list { grid-template-columns: 1fr; }
  .seo-aside { padding: 22px; }

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

  .price-card { padding-top: 40px; }
  .price-badge { font-size: .72rem; white-space: normal; width: max-content; max-width: 90%; }

  .guarantee-box,
  .about-box { flex-direction: column; align-items: center; text-align: center; }
  .guarantee-seal { width: 108px; height: 108px; }
  .guarantee-seal strong { font-size: 2.5rem; }
  .about-avatar { width: 96px; height: 96px; font-size: 1.8rem; }

  .faq-item summary { padding: 1rem 1.1rem; }
  .faq-answer { padding: 0 1.1rem 1.15rem; }

  .footer-grid { grid-template-columns: 1fr; gap: 28px; }

  .whatsapp-float { width: 54px; height: 54px; }
}

@media (max-width: 380px) {
  .logo { font-size: 1.05rem; }
  .header-actions { gap: .4rem; }
  .icon-btn { width: 42px; height: 42px; }
  .sticky-cta-note { display: none; }
  .hero-trust { grid-template-columns: 1fr; max-width: 220px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .js .reveal { opacity: 1; transform: none; }
}

@media print {
  .site-header, .whatsapp-float, .sticky-cta, .hero-visual, .video-section { display: none !important; }
}