/* ==========================================================================
   BENTLEY PATRIMONIAL — sistema base
   Gestão patrimonial · alta renda
   Paleta e tipografia próprias. Não compartilha nada com Astralia/ASTROU/AuraDasha.
   ========================================================================== */

:root {
  /* Cor — navy profundo, off-white de papel, bronze sóbrio (não dourado brilhante) */
  --navy:        #0B1D2A;
  --navy-soft:   #14303F;
  --navy-line:   #1E3D4E;
  --paper:       #F6F4F0;
  --paper-warm:  #EDE9E2;
  --bronze:      #B08D57;
  --bronze-dim:  #8A6E43;
  --ink:         #16232B;
  --ink-soft:    #55656F;
  --white:       #FFFFFF;

  /* Tipografia */
  --display: 'Fraunces', 'Iowan Old Style', Georgia, 'Times New Roman', serif;
  --body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Ritmo — respiro é o que faz parecer caro */
  --gut: clamp(1.25rem, 4vw, 2.5rem);
  --section: clamp(4.5rem, 11vw, 9rem);
  --maxw: 1180px;
  --maxw-text: 68ch;
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: clamp(1rem, 0.97rem + 0.2vw, 1.0625rem);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

/* --------------------------------------------------------------- tipografia */

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.015em;
  margin: 0 0 0.6em;
  text-wrap: balance;
}

h1 { font-size: clamp(2.4rem, 1.4rem + 4.4vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 1.3rem + 2.6vw, 3.1rem); }
h3 { font-size: clamp(1.25rem, 1.05rem + 0.9vw, 1.6rem); }

p { margin: 0 0 1.15em; max-width: var(--maxw-text); }

a { color: inherit; text-decoration-color: var(--bronze); text-underline-offset: 0.22em; }

/* Olho / linha fina de seção — assinatura visual da marca */
.eyebrow {
  font-family: var(--body);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bronze-dim);
  margin: 0 0 1.4rem;
  display: flex;
  align-items: center;
  gap: 0.9rem;
}
.eyebrow::after {
  content: '';
  flex: 1;
  height: 1px;
  background: currentColor;
  opacity: 0.35;
  max-width: 5rem;
}

.lead { font-size: clamp(1.1rem, 1rem + 0.5vw, 1.35rem); color: var(--ink-soft); line-height: 1.6; }

.fine {
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 78ch;
}

/* --------------------------------------------------------------- estrutura */

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gut); }

section { padding-block: var(--section); }

.dark { background: var(--navy); color: var(--paper); }
.dark h1, .dark h2, .dark h3 { color: var(--paper); }
.dark .lead, .dark .fine { color: #A8BAC4; }
.dark .eyebrow { color: var(--bronze); }

.grid { display: grid; gap: clamp(1.5rem, 4vw, 3.5rem); }
@media (min-width: 860px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-split { grid-template-columns: 1.05fr 0.95fr; align-items: start; }
}

/* --------------------------------------------------------------- navegação */

.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 10%, transparent);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding-block: 1.05rem; }

.brand { font-family: var(--display); font-size: 1.22rem; letter-spacing: 0.01em; text-decoration: none; line-height: 1.15; }
.brand span { display: block; font-family: var(--body); font-size: 0.6rem; letter-spacing: 0.3em; text-transform: uppercase; color: var(--bronze-dim); margin-top: 0.25rem; }

.nav__links { display: none; gap: 2rem; font-size: 0.9rem; }
@media (min-width: 900px) { .nav__links { display: flex; } }
.nav__links a { text-decoration: none; color: var(--ink-soft); transition: color 0.2s; }
.nav__links a:hover { color: var(--ink); }

/* --------------------------------------------------------------- botões */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
  padding: 0.95rem 1.9rem;
  font-family: var(--body); font-size: 0.9rem; font-weight: 500; letter-spacing: 0.03em;
  text-decoration: none; border: 1px solid transparent; border-radius: 2px;
  cursor: pointer; transition: background 0.22s, color 0.22s, border-color 0.22s;
}
.btn--primary { background: var(--navy); color: var(--paper); }
.btn--primary:hover { background: var(--navy-soft); }
.btn--bronze { background: var(--bronze); color: var(--navy); }
.btn--bronze:hover { background: var(--bronze-dim); color: var(--paper); }
.btn--ghost { border-color: color-mix(in srgb, var(--ink) 25%, transparent); color: var(--ink); }
.btn--ghost:hover { border-color: var(--ink); }
.dark .btn--ghost { border-color: color-mix(in srgb, var(--paper) 32%, transparent); color: var(--paper); }
.dark .btn--ghost:hover { border-color: var(--bronze); color: var(--bronze); }

/* --------------------------------------------------------------- cartões */

.card {
  background: var(--white);
  border: 1px solid color-mix(in srgb, var(--ink) 9%, transparent);
  padding: clamp(1.6rem, 3.5vw, 2.4rem);
}
.dark .card { background: var(--navy-soft); border-color: var(--navy-line); }

.card__num {
  font-family: var(--display);
  font-size: 2.6rem; line-height: 1;
  color: var(--bronze); display: block; margin-bottom: 1rem;
}

/* Número grande de resultado (calculadoras) */
.figure { font-family: var(--display); font-size: clamp(2rem, 1.4rem + 2.4vw, 3.2rem); line-height: 1; letter-spacing: -0.02em; }
.figure--bronze { color: var(--bronze); }

/* --------------------------------------------------------------- formulário */

.field { margin-bottom: 1.35rem; }
.field label { display: block; font-size: 0.78rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 0.5rem; }
.dark .field label { color: #A8BAC4; }

.field input[type="text"],
.field input[type="tel"],
.field input[type="email"],
.field input[type="number"],
.field select {
  width: 100%; padding: 0.85rem 1rem;
  font-family: var(--body); font-size: 1rem; color: var(--ink);
  background: var(--white);
  border: 1px solid color-mix(in srgb, var(--ink) 18%, transparent);
  border-radius: 2px;
}
.field input:focus, .field select:focus { outline: 2px solid var(--bronze); outline-offset: 1px; border-color: transparent; }

.field--check { display: flex; gap: 0.7rem; align-items: flex-start; }
.field--check input { margin-top: 0.28rem; flex-shrink: 0; }
.field--check label { text-transform: none; letter-spacing: 0; font-size: 0.82rem; line-height: 1.55; font-weight: 400; }

input[type="range"] { width: 100%; accent-color: var(--bronze); }

/* --------------------------------------------------------------- rodapé */

.foot { background: var(--navy); color: #A8BAC4; padding-block: clamp(3rem, 7vw, 5rem) 2.5rem; font-size: 0.85rem; }
.foot a { color: #A8BAC4; }
.foot__legal { border-top: 1px solid var(--navy-line); margin-top: 2.5rem; padding-top: 2rem; }
.foot__legal p { max-width: 90ch; font-size: 0.76rem; line-height: 1.7; color: #8199A6; }

/* --------------------------------------------------------------- utilitários */

.stack > * + * { margin-top: 1.1rem; }
.center { text-align: center; margin-inline: auto; }
.center p { margin-inline: auto; }
.rule { height: 1px; background: color-mix(in srgb, var(--ink) 12%, transparent); border: 0; margin-block: 2.5rem; }
.dark .rule { background: var(--navy-line); }

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