/* ══════════════════════════════════════════════════════════════════
   Aclin Landing Page — main.css
   Design System: Navy · Ciano · Âmbar · Esmeralda
   Fontes: Syne (display) + DM Sans (body)
══════════════════════════════════════════════════════════════════ */

/* ── 1. CSS Custom Properties ─────────────────────────────────── */
:root {
  /* Cores principais */
  --color-navy-950: #050e1f;
  --color-navy-900: #0a1628;
  --color-navy-800: #0f2040;
  --color-navy-700: #162d58;
  --color-navy-600: #1e3a70;
  --color-navy-500: #2451a0;

  --color-cyan-400: #22d3e8;
  --color-cyan-500: #06b6d4;
  --color-cyan-300: #67e8f9;

  --color-amber-400: #fbbf24;
  --color-amber-500: #f59e0b;
  --color-amber-300: #fcd34d;

  --color-emerald-400: #34d399;
  --color-emerald-500: #10b981;

  --color-slate-200: #e2e8f0;
  --color-slate-400: #94a3b8;
  --color-slate-600: #475569;

  /* Semânticas */
  --bg-primary: var(--color-navy-900);
  --bg-secondary: var(--color-navy-800);
  --bg-card: rgba(15, 32, 64, 0.7);
  --bg-glass: rgba(255, 255, 255, 0.04);

  --text-primary: #f0f6ff;
  --text-secondary: #94afd4;
  --text-muted: #5a7499;

  --accent-cyan: var(--color-cyan-400);
  --accent-amber: var(--color-amber-400);
  --accent-emerald: var(--color-emerald-400);

  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-medium: rgba(255, 255, 255, 0.12);

  /* Tipografia */
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  /* Espaçamento */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Raios */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.5);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.6);
  --shadow-cyan: 0 0 30px rgba(34, 211, 232, 0.15);
  --shadow-amber: 0 0 30px rgba(251, 191, 36, 0.15);

  /* Transições */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --container-max: 1260px;
  --container-pad: clamp(1rem, 4vw, 3rem);
  --nav-height: 72px;
}

/* ── 2. Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 1.5vw, 1.05rem);
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--color-navy-950);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
ul, ol { list-style: none; }
input, select, textarea, button { font-family: inherit; }

/* ── 3. Layout Utilitários ────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ── 4. Tipografia ────────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* ── 5. Botões ────────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.75em 1.75em;
  background: linear-gradient(135deg, var(--color-cyan-500), var(--color-cyan-400));
  color: var(--color-navy-950);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-full);
  transition: all 0.25s var(--ease-out);
  box-shadow: 0 0 0 0 rgba(34, 211, 232, 0);
  white-space: nowrap;
}
.btn-primary:hover, .btn-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(34, 211, 232, 0.35);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.75em 1.75em;
  border: 1.5px solid var(--border-medium);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-full);
  transition: all 0.25s var(--ease-out);
  backdrop-filter: blur(8px);
  background: var(--bg-glass);
}
.btn-outline:hover, .btn-outline:focus-visible {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: rgba(34, 211, 232, 0.06);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  padding: 0.6em 1.2em;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
  border-radius: var(--radius-full);
  transition: all 0.2s;
}
.btn-ghost:hover { color: var(--text-primary); background: var(--bg-glass); }

.btn-outline-white {
  display: block;
  text-align: center;
  padding: 0.75em 1.5em;
  border: 1.5px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.8);
  font-family: var(--font-display);
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all 0.25s var(--ease-out);
}
.btn-outline-white:hover { border-color: rgba(255,255,255,0.6); color: #fff; background: rgba(255,255,255,0.05); }

.btn-lg { padding: 1em 2em; font-size: 1rem; }

/* ── 6. Section Atoms ─────────────────────────────────────────── */
.section-tag {
  display: inline-block;
  padding: 0.3em 1em;
  background: rgba(34, 211, 232, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(34, 211, 232, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-title {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.section-sub {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin-inline: auto;
}

/* ── 7. Header / Nav ──────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  transition: background 0.3s, box-shadow 0.3s;
}

.site-header.scrolled {
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border-subtle);
}

.nav-container {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  height: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.nav-logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.footer-logo {
  display: flex;
  align-items: center;
  margin-bottom: var(--s4);
}
.footer-logo img {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.logo-mark {
  color: var(--accent-cyan);
  font-size: 1.8rem;
  line-height: 1;
  filter: drop-shadow(0 0 8px rgba(34, 211, 232, 0.5));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-left: auto;
}

.nav-link {
  padding: 0.5em 0.85em;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}
.nav-link:hover { color: var(--text-primary); background: var(--bg-glass); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s;
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(10, 22, 40, 0.98);
  backdrop-filter: blur(20px);
  padding: var(--space-6) var(--container-pad);
  border-top: 1px solid var(--border-subtle);
  transform: translateY(-100%);
  opacity: 0;
  transition: all 0.3s var(--ease-out);
  pointer-events: none;
}
.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}
.mobile-menu ul { display: flex; flex-direction: column; gap: var(--space-2); }
.mobile-menu a {
  display: block;
  padding: 0.8em 1em;
  color: var(--text-secondary);
  font-size: 1.05rem;
  border-radius: var(--radius-md);
  transition: all 0.2s;
}
.mobile-menu a:hover { color: var(--text-primary); background: var(--bg-glass); }
.mobile-cta {
  display: block !important;
  margin-top: var(--space-4) !important;
  padding: 1em !important;
  background: linear-gradient(135deg, var(--color-cyan-500), var(--color-cyan-400)) !important;
  color: var(--color-navy-950) !important;
  font-weight: 700 !important;
  text-align: center;
  border-radius: var(--radius-full) !important;
}

/* ── 8. Hero ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-12);
  padding-top: var(--nav-height);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.glow-1 {
  width: 700px;
  height: 700px;
  top: -200px;
  right: -100px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, transparent 70%);
  animation: glowPulse 8s ease-in-out infinite;
}
.glow-2 {
  width: 500px;
  height: 500px;
  bottom: -100px;
  left: -100px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
  animation: glowPulse 10s ease-in-out infinite reverse;
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.1); }
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--accent-cyan);
  opacity: 0;
  animation: particleFloat linear infinite;
}

@keyframes particleFloat {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 0.6; }
  90% { opacity: 0.3; }
  100% { transform: translateY(-20px) scale(1); opacity: 0; }
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-block: var(--space-16);
  animation: fadeUp 0.9s var(--ease-out) both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.4em 1em;
  background: rgba(34, 211, 232, 0.08);
  border: 1px solid rgba(34, 211, 232, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--color-cyan-300);
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: var(--space-6);
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 8px var(--accent-emerald);
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.hero-headline {
  font-size: clamp(2.8rem, 6vw, 5rem);
  color: var(--text-primary);
  line-height: 1.05;
  margin-bottom: var(--space-6);
}

.headline-accent {
  background: linear-gradient(90deg, var(--accent-cyan), var(--color-cyan-300));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: var(--space-8);
  line-height: 1.7;
}
.hero-sub strong { color: var(--text-primary); }
.hero-sub em { color: var(--accent-amber); font-style: normal; font-weight: 600; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-6);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.stat-item { text-align: center; }
.stat-num {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent-cyan);
  line-height: 1;
}
.stat-unit { font-size: 1.2rem; color: var(--accent-cyan); font-weight: 700; }
.stat-label { display: block; font-size: 0.78rem; color: var(--text-muted); margin-top: 4px; }
.stat-divider { width: 1px; height: 40px; background: var(--border-subtle); }

/* Hero Visual — Dashboard Mockup */
.hero-visual {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeUp 0.9s var(--ease-out) 0.2s both;
}

.dashboard-mockup {
  width: 100%;
  max-width: 540px;
  background: rgba(15, 32, 64, 0.9);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg), var(--shadow-cyan);
  transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
  transition: transform 0.5s var(--ease-out);
}
.dashboard-mockup:hover { transform: perspective(1000px) rotateY(0deg) rotateX(0deg); }

.dm-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid var(--border-subtle);
}
.dm-dot { width: 12px; height: 12px; border-radius: 50%; }
.dm-dot.red { background: #ff5f57; }
.dm-dot.yellow { background: #febc2e; }
.dm-dot.green { background: #28c840; }
.dm-title { margin-left: var(--space-3); font-size: 0.8rem; color: var(--text-muted); }

.dm-body { padding: var(--space-4); }

.dm-kpi-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); margin-bottom: var(--space-4); }
.dm-kpi {
  padding: var(--space-3);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  text-align: center;
}
.dm-kpi-val {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
}
.dm-kpi-val.cyan { color: var(--accent-cyan); }
.dm-kpi-val.amber { color: var(--accent-amber); }
.dm-kpi-val.green { color: var(--accent-emerald); }
.dm-kpi-lbl { font-size: 0.72rem; color: var(--text-muted); margin-top: 2px; }

.dm-chart-area { margin-bottom: var(--space-4); }
.dm-chart-label { font-size: 0.78rem; color: var(--text-muted); margin-bottom: var(--space-3); }
.dm-bars { display: flex; align-items: flex-end; gap: 6px; height: 80px; }
.dm-bar {
  flex: 1;
  background: rgba(34, 211, 232, 0.2);
  border-radius: 4px 4px 0 0;
  height: var(--h);
  transition: background 0.3s;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
}
.dm-bar.active { background: rgba(34, 211, 232, 0.5); box-shadow: 0 0 12px rgba(34,211,232,0.3); }
.dm-bar span { font-size: 0.6rem; color: var(--text-muted); padding-bottom: 2px; }

.dm-alerts { display: flex; flex-direction: column; gap: var(--space-2); }
.dm-alert {
  padding: 0.5em 0.75em;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
}
.alert-warn { background: rgba(251,191,36,0.1); color: var(--accent-amber); border-left: 3px solid var(--accent-amber); }
.alert-ok { background: rgba(52,211,153,0.1); color: var(--accent-emerald); border-left: 3px solid var(--accent-emerald); }
.alert-info { background: rgba(34,211,232,0.1); color: var(--accent-cyan); border-left: 3px solid var(--accent-cyan); }

/* ── 9. Trust Strip ───────────────────────────────────────────── */
.trust-strip {
  padding-block: var(--space-8);
  border-block: 1px solid var(--border-subtle);
  background: rgba(255,255,255,0.015);
}

.trust-label {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-6);
}

.trust-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4) var(--space-8);
}

.trust-item {
  text-align: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-secondary);
  opacity: 0.7;
  transition: opacity 0.2s;
  line-height: 1.3;
}
.trust-item small { display: block; font-size: 0.7rem; font-weight: 400; color: var(--text-muted); }
.trust-item:hover { opacity: 1; }

/* ── 10. Personas ─────────────────────────────────────────────── */
.personas {
  padding-block: var(--space-24);
}

.personas-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.persona-card {
  padding: var(--space-10);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(12px);
  transition: all 0.3s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.persona-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-cyan), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.persona-card:hover { border-color: rgba(34,211,232,0.2); transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.persona-card:hover::before { opacity: 1; }

.persona-card--alt::before { background: linear-gradient(90deg, var(--accent-amber), transparent); }
.persona-card--alt:hover { border-color: rgba(251,191,36,0.2); }

.persona-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 211, 232, 0.08);
  border: 1px solid rgba(34, 211, 232, 0.15);
  border-radius: var(--radius-lg);
  color: var(--accent-cyan);
  margin-bottom: var(--space-4);
}
.persona-card--alt .persona-icon {
  background: rgba(251, 191, 36, 0.08);
  border-color: rgba(251, 191, 36, 0.15);
  color: var(--accent-amber);
}

.persona-tag {
  display: inline-block;
  padding: 0.25em 0.75em;
  background: rgba(34, 211, 232, 0.1);
  color: var(--accent-cyan);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}
.persona-card--alt .persona-tag { background: rgba(251,191,36,0.1); color: var(--accent-amber); }

.persona-title {
  font-size: 1.3rem;
  margin-bottom: var(--space-3);
  color: var(--text-primary);
}

.persona-desc { color: var(--text-secondary); margin-bottom: var(--space-6); }

.persona-wins { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-8); }
.persona-wins li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: 0.92rem;
  color: var(--text-secondary);
}
.persona-wins li::before {
  content: '✓';
  color: var(--accent-cyan);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}
.persona-card--alt .persona-wins li::before { color: var(--accent-amber); }

.btn-persona {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--accent-cyan);
  font-size: 0.9rem;
  transition: gap 0.2s;
}
.btn-persona:hover { gap: var(--space-3); }
.persona-card--alt .btn-persona { color: var(--accent-amber); }

/* ── 11. Soluções ─────────────────────────────────────────────── */
.solucoes {
  padding-block: var(--space-24);
  background: linear-gradient(180deg, transparent, rgba(15,32,64,0.3), transparent);
}

.produto-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  margin-bottom: var(--space-24);
}
.produto-showcase:last-child { margin-bottom: 0; }
.produto-showcase--reverse { direction: rtl; }
.produto-showcase--reverse > * { direction: ltr; }

.produto-badge {
  display: inline-block;
  padding: 0.3em 1em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}
.erp-badge { background: rgba(34,211,232,0.15); color: var(--accent-cyan); border: 1px solid rgba(34,211,232,0.3); }
.check-badge { background: rgba(251,191,36,0.15); color: var(--accent-amber); border: 1px solid rgba(251,191,36,0.3); }

.produto-title { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: var(--space-4); }

.produto-desc {
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
  font-size: 1.05rem;
}
.produto-desc strong { color: var(--text-primary); }

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.feature-item {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}
.fi-icon { font-size: 1.4rem; flex-shrink: 0; }
.feature-item strong { display: block; font-size: 0.9rem; color: var(--text-primary); margin-bottom: 2px; }
.feature-item p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }

.specs-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}
.spec-tag {
  padding: 0.3em 0.8em;
  background: rgba(251,191,36,0.08);
  border: 1px solid rgba(251,191,36,0.2);
  color: var(--accent-amber);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
}

.check-modalities { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); margin-bottom: var(--space-8); }
.modality-card {
  padding: var(--space-4);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  position: relative;
}
.modality-card--highlight {
  border-color: rgba(251,191,36,0.3);
  background: rgba(251,191,36,0.05);
}
.mod-badge {
  display: inline-block;
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.15em 0.7em;
  background: var(--accent-amber);
  color: var(--color-navy-950);
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  white-space: nowrap;
}
.mod-icon { font-size: 1.5rem; margin-bottom: var(--space-2); }
.modality-card strong { display: block; font-size: 0.9rem; margin-bottom: 4px; }
.modality-card p { font-size: 0.8rem; color: var(--text-muted); }

/* Produto Visual — Screen Frame */
.screen-frame {
  background: rgba(15,32,64,0.95);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg), var(--shadow-cyan);
  transform: perspective(1000px) rotateY(5deg) rotateX(2deg);
  transition: transform 0.5s var(--ease-out);
}
.screen-frame:hover { transform: none; }
.screen-inner { display: grid; grid-template-rows: auto 1fr; }

.si-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.8rem;
  color: var(--text-secondary);
}
.si-nav-dots { display: flex; gap: 5px; }
.si-nav-dots span { width: 10px; height: 10px; border-radius: 50%; background: var(--border-medium); }

.si-content { display: grid; grid-template-columns: 130px 1fr; }
.si-sidebar { padding: var(--space-3); border-right: 1px solid var(--border-subtle); }
.si-item { padding: 0.4em 0.6em; font-size: 0.72rem; color: var(--text-muted); border-radius: var(--radius-sm); margin-bottom: 2px; cursor: default; }
.si-item.active { background: rgba(34,211,232,0.1); color: var(--accent-cyan); }

.si-main { padding: var(--space-4); }
.si-title { font-family: var(--font-display); font-weight: 700; font-size: 0.9rem; margin-bottom: var(--space-3); }
.si-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-2); margin-bottom: var(--space-4); }
.si-kpi { text-align: center; padding: var(--space-2); background: var(--bg-glass); border-radius: var(--radius-sm); }
.si-kpi-v { font-family: var(--font-display); font-weight: 800; font-size: 1.1rem; }
.si-kpi-v.cyan { color: var(--accent-cyan); }
.si-kpi-v.amber { color: var(--accent-amber); }
.si-kpi-v.green { color: var(--accent-emerald); }
.si-kpi-l { font-size: 0.65rem; color: var(--text-muted); }

.si-chart { margin-bottom: var(--space-3); }
.si-bar-wrap { display: flex; align-items: flex-end; gap: 4px; height: 60px; }
.si-bar { flex: 1; background: rgba(34,211,232,0.2); border-radius: 3px 3px 0 0; }
.si-bar.hi { background: rgba(34,211,232,0.5); }

.si-list { display: flex; flex-direction: column; gap: var(--space-1); }
.si-row { font-size: 0.7rem; padding: 0.4em 0.6em; border-radius: var(--radius-sm); }
.si-row.warn { background: rgba(251,191,36,0.08); color: var(--accent-amber); }
.si-row.ok { background: rgba(52,211,153,0.08); color: var(--accent-emerald); }

/* Device Frame (Aclin-Check App) */
.device-frame {
  max-width: 280px;
  margin: 0 auto;
  background: #1a2540;
  border-radius: 36px;
  border: 8px solid var(--color-navy-700);
  box-shadow: var(--shadow-lg), var(--shadow-amber), inset 0 0 0 1px rgba(255,255,255,0.05);
  transform: perspective(800px) rotateY(-8deg);
  transition: transform 0.5s var(--ease-out);
}
.device-frame:hover { transform: none; }
.device-screen {
  background: var(--color-navy-900);
  border-radius: 28px 28px 0 0;
  overflow: hidden;
  padding: var(--space-4);
}
.ds-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}
.ds-signal { color: var(--accent-emerald); font-size: 0.6rem; }
.ds-readings { display: flex; flex-direction: column; gap: var(--space-3); }
.ds-reading {
  padding: var(--space-3);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}
.ds-param { font-size: 0.7rem; color: var(--text-muted); margin-bottom: 4px; font-weight: 600; letter-spacing: 0.05em; }
.ds-wave { height: 30px; margin-block: 4px; }
.ds-wave svg { width: 100%; height: 100%; }
.ds-val { font-family: var(--font-display); font-weight: 700; font-size: 0.9rem; text-align: right; }
.ds-val.cyan { color: var(--accent-cyan); }
.ds-val.green { color: var(--accent-emerald); }
.ds-val.amber { color: var(--accent-amber); }
.ds-gauge { height: 6px; background: rgba(255,255,255,0.1); border-radius: 3px; margin-block: 6px; overflow: hidden; }
.ds-gauge-bar { height: 100%; background: linear-gradient(90deg, var(--accent-amber), var(--accent-cyan)); border-radius: 3px; }
.ds-status {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
  font-size: 0.72rem;
  color: var(--accent-emerald);
  padding: var(--space-2);
  background: rgba(52,211,153,0.06);
  border-radius: var(--radius-sm);
}
.ds-status-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent-emerald); animation: blink 1.5s ease-in-out infinite; }
.device-body { height: 60px; display: flex; align-items: center; justify-content: center; }
.device-btn { width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); }

/* ── 12. Benefícios ───────────────────────────────────────────── */
.beneficios {
  padding-block: var(--space-24);
}

.beneficios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.beneficio-card {
  padding: var(--space-8);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  transition: all 0.3s var(--ease-out);
}
.beneficio-card:hover {
  transform: translateY(-4px);
  border-color: rgba(34,211,232,0.2);
  box-shadow: var(--shadow-md);
}
.bc-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34,211,232,0.08);
  border: 1px solid rgba(34,211,232,0.15);
  border-radius: var(--radius-lg);
  color: var(--accent-cyan);
  margin-bottom: var(--space-4);
}
.beneficio-card h3 { font-size: 1.1rem; margin-bottom: var(--space-3); }
.beneficio-card p { color: var(--text-secondary); font-size: 0.92rem; line-height: 1.6; }

/* ── 13. Planos ───────────────────────────────────────────────── */
.planos {
  padding-block: var(--space-24);
  background: linear-gradient(180deg, transparent, rgba(15,32,64,0.4), transparent);
}

.planos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  align-items: start;
  margin-bottom: var(--space-8);
}

.plano-card {
  padding: var(--space-8);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  position: relative;
  transition: all 0.3s var(--ease-out);
}
.plano-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.plano-card--destaque {
  border-color: rgba(34,211,232,0.3);
  background: rgba(34,211,232,0.04);
  transform: scale(1.03);
}
.plano-card--destaque:hover { transform: scale(1.03) translateY(-4px); }

.plano-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.2em 1em;
  background: linear-gradient(90deg, var(--color-cyan-500), var(--color-cyan-400));
  color: var(--color-navy-950);
  font-size: 0.75rem;
  font-weight: 800;
  border-radius: var(--radius-full);
  white-space: nowrap;
  font-family: var(--font-display);
  letter-spacing: 0.04em;
}

.plano-header { text-align: center; margin-bottom: var(--space-6); }
.plano-icon { font-size: 2.5rem; display: block; margin-bottom: var(--space-3); }
.plano-header h3 { font-size: 1.3rem; margin-bottom: var(--space-1); }
.plano-sub { color: var(--text-muted); font-size: 0.85rem; }

.plano-features { margin-bottom: var(--space-8); display: flex; flex-direction: column; gap: var(--space-3); }
.plano-features li { display: flex; align-items: flex-start; gap: var(--space-2); font-size: 0.9rem; color: var(--text-secondary); }
.plano-features span { color: var(--accent-emerald); font-weight: 700; flex-shrink: 0; }

.plano-preco { text-align: center; margin-bottom: var(--space-6); }
.preco-label { display: block; font-size: 0.78rem; color: var(--text-muted); margin-bottom: 4px; }
.preco-val { display: block; font-family: var(--font-display); font-size: 2rem; font-weight: 800; color: var(--text-primary); }
.preco-period { font-size: 0.82rem; color: var(--text-muted); }

.planos-nota {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  color: var(--text-muted);
  font-size: 0.88rem;
  text-align: center;
}
.planos-nota svg { color: var(--accent-cyan); flex-shrink: 0; }

/* ── 14. FAQ ──────────────────────────────────────────────────── */
.faq { padding-block: var(--space-24); }

.faq-list { max-width: 800px; margin-inline: auto; display: flex; flex-direction: column; gap: var(--space-2); }

.faq-item { border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); overflow: hidden; transition: border-color 0.2s; }
.faq-item:focus-within { border-color: rgba(34,211,232,0.3); }

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  text-align: left;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  background: var(--bg-card);
  transition: background 0.2s;
}
.faq-q:hover { background: rgba(34,211,232,0.04); }
.faq-q[aria-expanded="true"] { background: rgba(34,211,232,0.06); color: var(--accent-cyan); }

.faq-icon { flex-shrink: 0; transition: transform 0.3s var(--ease-out); }
.faq-q[aria-expanded="true"] .faq-icon { transform: rotate(180deg); }

.faq-a { padding: 0 var(--space-6) var(--space-5); background: var(--bg-card); }
.faq-a p { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.7; }

/* ── 15. Contato ──────────────────────────────────────────────── */
.contato {
  padding-block: var(--space-24);
  background: linear-gradient(135deg, rgba(6,182,212,0.04) 0%, transparent 50%, rgba(245,158,11,0.03) 100%);
}

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-16);
  align-items: start;
}

.contato-info .section-tag { margin-bottom: var(--space-4); }
.contato-info .section-title { text-align: left; margin-bottom: var(--space-6); }

.contato-desc { color: var(--text-secondary); font-size: 1.05rem; margin-bottom: var(--space-8); line-height: 1.7; }
.contato-desc strong { color: var(--text-primary); }

.contato-detalhes { display: flex; flex-direction: column; gap: var(--space-3); margin-bottom: var(--space-8); }
.cd-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--text-secondary);
  font-size: 0.95rem;
}
.cd-item svg { color: var(--accent-cyan); flex-shrink: 0; }

.contato-guarantee { display: flex; flex-direction: column; gap: var(--space-2); }
.cg-item { display: flex; align-items: center; gap: var(--space-2); font-size: 0.88rem; color: var(--text-secondary); }

/* Formulário */
.contato-form-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  backdrop-filter: blur(12px);
}

.hp-field {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0,0,0,0) !important;
  white-space: nowrap !important;
  pointer-events: none !important;
  opacity: 0 !important;
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
  position: relative;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}
.form-group label span { color: var(--accent-amber); }

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.75em 1em;
  background: rgba(255,255,255,0.04);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all 0.2s;
  outline: none;
  width: 100%;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }
.form-group select option { background: var(--color-navy-800); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-cyan);
  background: rgba(34,211,232,0.04);
  box-shadow: 0 0 0 3px rgba(34,211,232,0.1);
}

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid {
  border-color: #f87171;
}

.form-error { font-size: 0.78rem; color: #f87171; min-height: 1em; }

.char-count { font-size: 0.75rem; color: var(--text-muted); text-align: right; margin-top: 2px; }

.form-lgpd { margin-bottom: var(--space-6); }
.checkbox-label {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  cursor: pointer;
}
.checkbox-label input { margin-top: 3px; accent-color: var(--accent-cyan); flex-shrink: 0; width: 16px; height: 16px; }
.checkbox-label span { font-size: 0.82rem; color: var(--text-secondary); line-height: 1.5; }
.lgpd-link { color: var(--accent-cyan); text-decoration: underline; }
.lgpd-link:hover { color: var(--color-cyan-300); }

.form-submit-area { display: flex; flex-direction: column; gap: var(--space-3); }

.btn-submit {
  width: 100%;
  justify-content: center;
  padding: 1em;
  font-size: 1rem;
  position: relative;
}

.btn-loading { display: none; align-items: center; gap: var(--space-2); }
.btn-submit.loading .btn-text { display: none; }
.btn-submit.loading .btn-loading { display: flex; }

@keyframes spin { to { transform: rotate(360deg); } }
.spin { animation: spin 1s linear infinite; }

.form-nota {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
}
.form-nota svg { color: var(--accent-emerald); }

.form-feedback {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  margin-top: var(--space-4);
}
.form-feedback--success { background: rgba(52,211,153,0.1); border: 1px solid rgba(52,211,153,0.3); color: var(--accent-emerald); }
.form-feedback--error { background: rgba(248,113,113,0.1); border: 1px solid rgba(248,113,113,0.3); color: #f87171; }
.form-feedback strong { display: block; margin-bottom: 2px; }
.form-feedback p { font-size: 0.85rem; opacity: 0.85; }
.form-feedback svg { flex-shrink: 0; margin-top: 2px; }

/* ── 16. Footer ───────────────────────────────────────────────── */
.site-footer {
  padding-block: var(--space-16) var(--space-8);
  border-top: 1px solid var(--border-subtle);
  background: rgba(5,14,31,0.8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  margin-bottom: var(--space-4);
}

.footer-brand p { color: var(--text-muted); font-size: 0.88rem; line-height: 1.6; margin-bottom: var(--space-4); }

.footer-social { display: flex; gap: var(--space-3); }
.footer-social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: all 0.2s;
}
.footer-social a:hover { color: var(--accent-cyan); border-color: rgba(34,211,232,0.3); }

.footer-nav h4 { font-size: 0.85rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-muted); margin-bottom: var(--space-4); }
.footer-nav ul { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-nav a { font-size: 0.88rem; color: var(--text-secondary); transition: color 0.2s; }
.footer-nav a:hover { color: var(--text-primary); }

.footer-legal h4 { font-size: 0.85rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-muted); margin-bottom: var(--space-4); }
.footer-legal ul { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-legal li { font-size: 0.8rem; color: var(--text-muted); }

.footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.footer-bottom p { font-size: 0.82rem; color: var(--text-muted); }
.footer-link { color: var(--accent-cyan); }
.footer-link:hover { color: var(--color-cyan-300); }

/* ── 17. Back to Top ──────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34,211,232,0.15);
  border: 1px solid rgba(34,211,232,0.3);
  border-radius: var(--radius-full);
  color: var(--accent-cyan);
  backdrop-filter: blur(10px);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s var(--ease-out);
  z-index: 50;
}
.back-to-top.visible { opacity: 1; transform: translateY(0); }
.back-to-top:hover { background: rgba(34,211,232,0.25); box-shadow: var(--shadow-cyan); }

/* ── 18. Focus / Acessibilidade ───────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ── 19. Animações de entrada (Intersection Observer) ─────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.revealed { opacity: 1; transform: none; }

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── 20. Responsivo ───────────────────────────────────────────── */
@media (max-width: 1100px) {
  .hero { grid-template-columns: 1fr; gap: var(--space-12); min-height: auto; padding-block: calc(var(--nav-height) + var(--space-16)) var(--space-16); }
  .hero-visual { order: -1; }
  .dashboard-mockup { transform: none; max-width: 500px; margin: 0 auto; }

  .beneficios-grid { grid-template-columns: 1fr 1fr; }
  .planos-grid { grid-template-columns: 1fr 1fr; }
  .plano-card--destaque { transform: none; grid-column: span 2; }
}

@media (max-width: 860px) {
  .nav-links, .nav-actions { display: none; }
  .nav-toggle { display: flex; }
  .mobile-menu { display: block; }

  .personas-grid { grid-template-columns: 1fr; }
  .produto-showcase { grid-template-columns: 1fr; }
  .produto-showcase--reverse { direction: ltr; }
  .feature-grid { grid-template-columns: 1fr; }
  .check-modalities { grid-template-columns: 1fr; }

  .contato-grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
}

@media (max-width: 640px) {
  .hero-stats { flex-direction: column; gap: var(--space-4); }
  .stat-divider { width: 40px; height: 1px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn-primary, .hero-actions .btn-outline { width: 100%; justify-content: center; }

  .beneficios-grid { grid-template-columns: 1fr; }
  .planos-grid { grid-template-columns: 1fr; }
  .plano-card--destaque { grid-column: span 1; }

  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .hero-headline { font-size: clamp(2.2rem, 8vw, 3rem); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ── 21. Selo de sustentabilidade ───────────────────────────────────────────── */
.trust-item--seal img {
  width: 80px;
  height: 80px;
  object-fit: contain;
  opacity: 0.85;
  transition: opacity 0.2s;
  border-radius: 50%;
}
.trust-item--seal img:hover {
  opacity: 1;
}

/* ══════════════════════════════════════════════════════════════════
   22. WhatsApp Widget Flutuante
   ─────────────────────────────────────────────────────────────────
   Estrutura:
   .wa-widget          → container de posicionamento (fixed)
     .wa-balloon       → balão de chat (aparece acima do botão)
     .wa-fab           → botão redondo flutuante
══════════════════════════════════════════════════════════════════ */

/* Paleta WhatsApp */
:root {
  --wa-green:       #25d366;
  --wa-green-dark:  #128c7e;
  --wa-green-light: #dcf8c6;
  --wa-bubble-bg:   #ffffff;
  --wa-header-bg:   #075e54;
}

/* ── Container principal ─────────────────────────────────────── */
.wa-widget {
  position: fixed;
  bottom: calc(var(--space-6) + 58px); /* fica acima do .back-to-top */
  right: var(--space-6);
  z-index: 300;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-3);
  /* Entrada animada na página */
  animation: waWidgetEntrance 0.6s var(--ease-out) 1s both;
}

@keyframes waWidgetEntrance {
  from { opacity: 0; transform: translateY(20px) scale(0.9); }
  to   { opacity: 1; transform: translateY(0)    scale(1);   }
}

/* ── Botão FAB ───────────────────────────────────────────────── */
.wa-fab {
  position: relative;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--wa-green);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow:
    0 4px 16px rgba(37, 211, 102, 0.5),
    0 2px 6px  rgba(0, 0, 0, 0.25);
  transition:
    transform    0.3s var(--ease-out),
    box-shadow   0.3s var(--ease-out),
    background   0.25s;
  flex-shrink: 0;
}

.wa-fab:hover, .wa-fab:focus-visible {
  transform: scale(1.1) translateY(-2px);
  box-shadow:
    0 8px 28px rgba(37, 211, 102, 0.65),
    0 2px 8px  rgba(0, 0, 0, 0.3);
}
.wa-fab:active { transform: scale(0.95); }

/* Anel de pulso — chama atenção */
.wa-fab::before {
  content: '';
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  background: var(--wa-green);
  opacity: 0;
  animation: waPulse 2.5s ease-out 2s infinite;
  pointer-events: none;
}
@keyframes waPulse {
  0%   { transform: scale(1);    opacity: 0.55; }
  80%  { transform: scale(1.6);  opacity: 0;    }
  100% { transform: scale(1.6);  opacity: 0;    }
}

/* Ícones dentro do FAB */
.wa-icon-open,
.wa-icon-close {
  position: absolute;
  transition: opacity 0.25s, transform 0.3s var(--ease-out);
}
.wa-icon-close {
  opacity: 0;
  transform: rotate(-90deg) scale(0.6);
}
/* Estado aberto */
.wa-fab--open { background: var(--wa-green-dark); }
.wa-fab--open .wa-icon-open  { opacity: 0; transform: rotate(90deg) scale(0.6); }
.wa-fab--open .wa-icon-close { opacity: 1; transform: rotate(0deg)  scale(1);   }
.wa-fab--open::before { animation: none; } /* Para o pulso quando aberto */

/* Badge de notificação */
.wa-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  background: #ef4444;
  color: #fff;
  font-size: 0.68rem;
  font-weight: 800;
  font-family: var(--font-display);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-navy-950);
  line-height: 1;
  /* Aparece com pop após 2,5 s */
  animation: waBadgePop 0.4s var(--ease-out) 2.5s both;
  pointer-events: none;
}
@keyframes waBadgePop {
  from { transform: scale(0); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

/* ── Balão de chat ───────────────────────────────────────────── */
.wa-balloon {
  width: 300px;
  background: #ece5dd; /* fundo clássico do WhatsApp */
  border-radius: 16px;
  overflow: hidden;
  box-shadow:
    0 10px 40px rgba(0, 0, 0, 0.22),
    0 2px  8px  rgba(0, 0, 0, 0.12);

  /* Estado oculto */
  opacity: 0;
  transform: translateY(12px) scale(0.96);
  transform-origin: bottom right;
  pointer-events: none;
  transition:
    opacity   0.3s var(--ease-out),
    transform 0.3s var(--ease-out);
}

/* Estado visível */
.wa-balloon--open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: all;
}

/* Header do balão (barra verde escura) */
.wa-balloon-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-4);
  background: var(--wa-header-bg);
  position: relative;
}

.wa-balloon-close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.8);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, color 0.2s;
}
.wa-balloon-close:hover { background: rgba(255, 255, 255, 0.28); color: #fff; }

/* Avatar circular com ponto de online */
.wa-balloon-avatar {
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--wa-green);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}
.wa-online-dot {
  position: absolute;
  bottom: 1px;
  right: 1px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #4caf50;
  border: 2px solid var(--wa-header-bg);
  animation: blink 2.5s ease-in-out infinite;
}

.wa-balloon-identity strong {
  display: block;
  color: #fff;
  font-size: 0.95rem;
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
}
.wa-balloon-identity span {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.72);
}

/* Corpo do balão (fundo listrado WA) */
.wa-balloon-body {
  padding: var(--space-4) var(--space-4) var(--space-3);
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23000000' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* Bolha de mensagem (estilo WhatsApp recebida) */
.wa-chat-bubble {
  background: var(--wa-bubble-bg);
  color: #111;
  border-radius: 0 12px 12px 12px;
  padding: var(--space-3) var(--space-4);
  font-size: 0.88rem;
  line-height: 1.55;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12);
  position: relative;
  max-width: 90%;
  word-break: break-word;
}
/* Triângulo da bolha */
.wa-chat-bubble::before {
  content: '';
  position: absolute;
  top: 0;
  left: -8px;
  width: 0; height: 0;
  border-top: 8px solid var(--wa-bubble-bg);
  border-left: 8px solid transparent;
}

.wa-chat-time {
  font-size: 0.68rem;
  color: #888;
  text-align: right;
  margin-top: 4px;
  padding-right: 2px;
}

/* Botão CTA dentro do balão */
.wa-balloon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin: 0 var(--space-4) var(--space-4);
  padding: 0.8em 1em;
  background: var(--wa-green);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: 10px;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
  box-shadow: 0 2px 8px rgba(37, 211, 102, 0.35);
}
.wa-balloon-btn:hover {
  background: #20bc5a;
  transform: translateY(-1px);
}
.wa-balloon-btn:active { transform: none; }

/* ── Responsivo ──────────────────────────────────────────────── */
@media (max-width: 480px) {
  .wa-widget {
    bottom: calc(var(--space-4) + 52px);
    right: var(--space-4);
  }
  .wa-balloon { width: 270px; }
  .wa-fab { width: 54px; height: 54px; }
}

/* Respeita preferência de movimento reduzido */
@media (prefers-reduced-motion: reduce) {
  .wa-fab::before,
  .wa-badge,
  .wa-widget { animation: none !important; }
  .wa-balloon { transition: none !important; }
}

/* Garante que o atributo HTML 'hidden' seja sempre respeitado */
[hidden] {
  display: none !important;
}