/* ==========================================================================
   VideoCleanner — Landing page
   Identidade: Navy #111C27 · Laranja #FF6B21 · Coral #F04444 · Inter
   ========================================================================== */

:root {
  --navy: #111C27;
  --navy-soft: #182432;
  --navy-softer: #1f2d3d;
  --orange: #FF6B21;
  --coral: #F04444;
  --white: #FFFFFF;
  --gray: #6B7280;
  --gray-light: #9AA4B2;
  --bg-light: #F5F7FA;
  --bg-card: #FFFFFF;
  --border: #E5E9EF;

  --gradient: linear-gradient(120deg, var(--orange), var(--coral));

  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-sm: 0 1px 2px rgba(17, 28, 39, 0.06), 0 1px 1px rgba(17, 28, 39, 0.04);
  --shadow-md: 0 12px 24px -8px rgba(17, 28, 39, 0.16);
  --shadow-lg: 0 24px 48px -12px rgba(17, 28, 39, 0.22);

  --header-h: 76px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font);
  color: var(--navy);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

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

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--navy);
  color: var(--white);
  padding: 12px 18px;
  border-radius: 0 0 8px 0;
  z-index: 999;
}
.skip-link:focus {
  left: 0;
}

h1, h2, h3, h4 {
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.1rem, 3.6vw + 1rem, 3.4rem); }
h2 { font-size: clamp(1.7rem, 2vw + 1rem, 2.3rem); }
h3 { font-size: 1.15rem; margin-bottom: 8px; }

p { margin: 0 0 12px; color: var(--gray); line-height: 1.65; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 20px;
  height: 3px;
  border-radius: 2px;
  background: var(--gradient);
}
.eyebrow-light { color: #FFB088; }

.text-accent {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: rgba(255, 107, 33, 0.1);
  color: #b6440e;
  padding: 2px 7px;
  border-radius: 6px;
  font-size: 0.9em;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--gradient);
  color: var(--white);
  box-shadow: 0 8px 20px -6px rgba(240, 68, 68, 0.45);
}
.btn-primary:hover {
  box-shadow: 0 12px 26px -6px rgba(240, 68, 68, 0.55);
  transform: translateY(-1px);
}

.btn-outline {
  background: var(--white);
  border-color: var(--border);
  color: var(--navy);
}
.btn-outline:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.btn-ghost {
  color: var(--navy);
  padding: 11px 14px;
}
.btn-ghost:hover { color: var(--orange); }

.btn-lg { padding: 14px 28px; font-size: 1rem; }

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-logo {
  height: 34px;
  width: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  font-size: 0.92rem;
  font-weight: 500;
}
.main-nav a {
  color: var(--navy);
  position: relative;
  padding: 6px 0;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  border-radius: 2px;
  background: var(--gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.22s ease;
}
.main-nav a:hover::after { transform: scaleX(1); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--white);
  cursor: pointer;
}
.nav-toggle span {
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  padding: 84px 0 96px;
  background: var(--bg-light);
}

.hero-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.hero-lines span {
  position: absolute;
  right: -60px;
  height: 34px;
  border-radius: 17px;
  opacity: 0.12;
}
.hero-lines span:nth-child(1) { top: 8%;  width: 340px; background: var(--orange); }
.hero-lines span:nth-child(2) { top: 24%; width: 240px; background: var(--coral); right: -20px; }
.hero-lines span:nth-child(3) { top: 40%; width: 180px; background: var(--navy);  right: 40px; }

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 56px;
  align-items: center;
}

.hero-lead {
  font-size: 1.08rem;
  max-width: 52ch;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 30px;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  font-size: 0.88rem;
  color: var(--gray);
  border-top: 1px solid var(--border);
  padding-top: 20px;
}
.hero-facts strong {
  color: var(--navy);
  font-weight: 800;
  margin-right: 4px;
}

.hero-visual { position: relative; }

.app-window {
  background: var(--navy);
  border-radius: var(--radius-lg);
  padding: 10px;
  box-shadow: var(--shadow-lg);
  transform: rotate(0.4deg);
}
.app-window-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px 12px;
}
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-coral { background: var(--coral); }
.dot-orange { background: var(--orange); }
.dot-navy { background: #3a4a5c; }
.app-window-title {
  margin-left: 8px;
  color: #A9B4C0;
  font-size: 0.78rem;
  font-weight: 500;
}
.app-window img {
  border-radius: calc(var(--radius-lg) - 8px);
  width: 100%;
  height: auto;
}

.hero-badge {
  position: absolute;
  left: -18px;
  bottom: -22px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--white);
  border: 1px solid var(--border);
  padding: 12px 18px;
  border-radius: 999px;
  box-shadow: var(--shadow-md);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--navy);
  max-width: 300px;
}
.hero-badge-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gradient);
  flex: none;
  box-shadow: 0 0 0 4px rgba(255, 107, 33, 0.15);
}

/* ---------- Trust strip ---------- */

.trust-strip {
  background: var(--navy);
  color: var(--white);
  padding: 20px 0;
}
.trust-strip-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 32px;
}
.trust-strip-inner p {
  margin: 0;
  color: #C6CEDA;
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
}
.trust-strip-inner ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
}
.trust-strip-inner li {
  font-size: 0.85rem;
  color: #E7EBF1;
  position: relative;
  padding-left: 16px;
}
.trust-strip-inner li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  transform: translateY(-50%);
  background: var(--orange);
}

/* ---------- Sections ---------- */

.section {
  padding: 96px 0;
}
.section-alt { background: var(--bg-light); }

.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}
.section-lead {
  font-size: 1.02rem;
}

.section-dark {
  background: var(--navy);
  color: var(--white);
}
.section-dark h2 { color: var(--white); }
.section-lead-light {
  color: #B9C2CE;
}

/* ---------- Feature grid ---------- */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  background: linear-gradient(135deg, rgba(255,107,33,0.12), rgba(240,68,68,0.12));
  color: var(--coral);
}
.feature-icon svg { width: 22px; height: 22px; }

.feature-card p { margin-bottom: 0; font-size: 0.94rem; }

/* ---------- Steps ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: step;
}
.step {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  position: relative;
}
.step-number {
  display: inline-block;
  font-weight: 800;
  font-size: 1.6rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 10px;
}
.step p { font-size: 0.92rem; margin-bottom: 0; }

/* ---------- Comandos de voz ---------- */

.comandos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.comandos-cards {
  display: grid;
  gap: 18px;
}
.comando-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 26px;
}
.comando-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  color: var(--white);
  margin-bottom: 12px;
}
.tag-orange { background: var(--orange); }
.tag-coral { background: var(--coral); }

.comando-frase {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.comando-card p:last-child { margin-bottom: 0; font-size: 0.9rem; }

/* ---------- Privacidade ---------- */

.privacidade-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: start;
}

.privacidade-list {
  display: grid;
  gap: 18px;
}
.privacidade-list li {
  background: var(--navy-soft);
  border: 1px solid var(--navy-softer);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.privacidade-list strong {
  color: var(--white);
  font-size: 1.02rem;
}
.privacidade-list span {
  color: #AEB8C4;
  font-size: 0.9rem;
}

/* ---------- Como obter ---------- */

.obter-inner .section-head { margin-left: auto; margin-right: auto; text-align: center; max-width: 620px; }

.obter-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.obter-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 26px 24px;
}
.obter-card-cta {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}
.obter-card-cta h3 { color: var(--white); }
.obter-card-cta p { color: #B9C2CE; }

.check-list li {
  position: relative;
  padding-left: 26px;
  font-size: 0.92rem;
  color: var(--gray);
  margin-bottom: 10px;
  line-height: 1.5;
}
.check-list li:last-child { margin-bottom: 0; }
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 16px;
  height: 16px;
  border-radius: 5px;
  background: linear-gradient(135deg, var(--orange), var(--coral));
}
.check-list li::after {
  content: "";
  position: absolute;
  left: 4.5px;
  top: 8.5px;
  width: 7px;
  height: 4px;
  border-left: 2px solid var(--white);
  border-bottom: 2px solid var(--white);
  transform: rotate(-45deg);
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--navy);
  color: #C6CEDA;
  padding: 64px 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo { height: 30px; margin-bottom: 14px; }
.footer-brand p { color: #9AA6B5; max-width: 40ch; margin-bottom: 0; }

.footer-nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.footer-nav h4 {
  color: var(--white);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.footer-nav a {
  display: block;
  color: #9AA6B5;
  font-size: 0.92rem;
  padding: 6px 0;
  transition: color 0.18s ease;
}
.footer-nav a:hover { color: var(--orange); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 24px 0 28px;
}
.footer-copy { margin: 0; font-size: 0.84rem; color: #8391A2; }

.footer-ssv {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 8px 14px 8px 16px;
  border-radius: 999px;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}
.footer-ssv:hover {
  border-color: rgba(255,107,33,0.5);
  background: rgba(255,255,255,0.07);
}
.footer-ssv span {
  font-size: 0.82rem;
  font-weight: 600;
  color: #C6CEDA;
}
.footer-ssv img {
  height: 26px;
  width: auto;
  border-radius: 5px;
}

/* ---------- Back to top ---------- */

.to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: none;
  background: var(--navy);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease, background-color 0.18s ease;
  z-index: 90;
}
.to-top.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.to-top:hover { background: var(--orange); }
.to-top svg { width: 20px; height: 20px; }

/* ---------- Reveal animation ---------- */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  transition-delay: var(--delay, 0ms);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .feature-card, .to-top { transition: none; }
}

/* ---------- Responsive ---------- */

@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .comandos-grid { grid-template-columns: 1fr; gap: 28px; }
  .privacidade-inner { grid-template-columns: 1fr; }
  .obter-cards { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  :root { --header-h: 68px; }

  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 12px 24px 18px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }
  .main-nav a { width: 100%; padding: 10px 0; }
  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
    box-shadow: var(--shadow-md);
  }

  .header-actions .btn-ghost { display: none; }
  .nav-toggle { display: flex; }

  .hero { padding: 56px 0 72px; }
  .hero-badge { position: static; margin-top: 16px; max-width: none; }

  .section { padding: 64px 0; }

  .feature-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }

  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }