/* ============================================================
   CapitaLLimpo — Design System v3
   Futurista · Soft Clean · Minimalista
   ============================================================ */

:root{
  /* Paleta */
  --bg: #f4f6fb;
  --card: #ffffff;
  --ink: #0d1128;
  --text: #171b34;
  --muted: #6b7086;
  --border: #e6e9f5;

  --primary: #4338ca;
  --primary-dark: #2c2384;
  --primary-tint: #eef0ff;
  --accent: #06b6d4;
  --accent-tint: #e3fbff;
  --gradient: linear-gradient(120deg, #4338ca 0%, #6d5ef0 45%, #06b6d4 100%);

  --success: #12b76a;
  --danger: #f04438;
  --warning: #f79009;

  /* Forma */
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 10px rgba(23, 27, 52, 0.06);
  --shadow: 0 12px 32px rgba(43, 40, 130, 0.10);
  --shadow-lg: 0 26px 64px rgba(43, 40, 130, 0.18);
  --glow: 0 0 0 1px rgba(67, 56, 202, 0.08), 0 8px 24px rgba(6, 182, 212, 0.16);

  --topbar-height: 78px;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
}

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

html{ scroll-behavior: smooth; }

body{
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  padding-top: var(--topbar-height);
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4{
  font-family: var(--font-display);
  line-height: 1.18;
  margin: 0 0 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

p{ margin: 0 0 12px; }

.hidden{ display: none !important; }

.container{
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Texto em gradiente — usado em destaques */
.text-gradient{
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Botões */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  font-family: var(--font);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
}

.btn-main{ background: var(--gradient); color: #fff; box-shadow: var(--glow); }
.btn-main:hover{ transform: translateY(-2px); box-shadow: 0 0 0 1px rgba(67,56,202,.12), 0 16px 34px rgba(6,182,212,.26); }

.btn-outline{ background: #fff; border-color: var(--border); color: var(--text); }
.btn-outline:hover{ border-color: var(--primary); color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow-sm); }

.btn-outline-white{ background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.35); color: #fff; }
.btn-outline-white:hover{ background: #fff; color: var(--primary-dark); border-color: #fff; }

/* Cartão genérico */
.card{
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

/* Fade-in on scroll — com leve desfoque e escala para um efeito mais vivo */
.fade-in{
  opacity: 0;
  transform: translateY(28px) scale(.98);
  filter: blur(6px);
  transition: opacity .7s cubic-bezier(.16,1,.3,1),
              transform .7s cubic-bezier(.16,1,.3,1),
              filter .7s ease-out;
  will-change: opacity, transform, filter;
}
.fade-in.visible{
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

@media (prefers-reduced-motion: reduce){
  .fade-in{ transition: none; filter: none; transform: none; opacity: 1; }
}

/* "Pop" de entrada para painéis de resultado das calculadoras */
@keyframes resultPop{
  0%   { opacity: 0; transform: translateY(14px) scale(.96); }
  60%  { opacity: 1; transform: translateY(-2px) scale(1.01); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}
.result-pop{ animation: resultPop .55s cubic-bezier(.22,1,.36,1) both; }

@media (prefers-reduced-motion: reduce){
  .result-pop{ animation: none; }
}

/* Layout padrão das páginas de calculadora */
.calc-container{
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  padding: 40px 20px 20px;
}

@media (max-width: 600px){
  .calc-container{ padding: 24px 14px 10px; }
}

/* Seção informativa reutilizada nas calculadoras */
.texto-info, .info-container{
  max-width: 900px;
  margin: 48px auto 80px;
  padding: 32px clamp(20px, 4vw, 40px);
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  line-height: 1.75;
}

.texto-info h2, .info-container h2{
  font-size: 1.35rem;
  margin-top: 30px;
}
.texto-info h2:first-child, .info-container h2:first-child{ margin-top: 0; }

.texto-info h3, .info-container h3{ font-size: 1.1rem; margin-top: 22px; color: var(--primary); font-family: var(--font); font-weight: 700; }

.texto-info ul, .info-container ul{ padding-left: 22px; margin-bottom: 14px; }
.texto-info li, .info-container li{ margin-bottom: 7px; }

.texto-info ul.pros li::marker{ color: var(--success); }
.texto-info ul.cons li::marker{ color: var(--danger); }

@media (max-width: 768px){
  :root{ --topbar-height: 68px; }
}