/* ============================================================
   JJD TAX CENTER - BASE
   Reset, body, ornamentos, tipografia base, utilitários
   ============================================================ */

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

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--text);
  background: var(--jjd-dark-deep);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
  overflow-x: hidden;
}

/* Background ornamental BKF Glass adaptado para JJD */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(0, 194, 255, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 90%, rgba(0, 0, 0, 0.6) 0%, transparent 55%),
    radial-gradient(ellipse 100% 80% at 50% 50%, var(--jjd-dark) 40%, var(--jjd-dark-deep) 100%);
  z-index: 0;
  pointer-events: none;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 56px 56px;
  z-index: 0;
  pointer-events: none;
}

main, header, footer, section {
  position: relative;
  z-index: 1;
}

/* Tipografia base — pesos institucionais Helvetica Bold/Black */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: var(--fw-extrabold); /* 800 - próximo de Helvetica Bold pesado */
  line-height: var(--lh-tight);
  letter-spacing: -0.03em;
  margin: 0;
  color: var(--text);
}

h1 { font-weight: var(--fw-black); letter-spacing: -0.04em; } /* 900 - Helvetica Black */
h2 { font-weight: var(--fw-extrabold); }
h3, h4, h5 { font-weight: var(--fw-bold); letter-spacing: -0.015em; }

p {
  margin: 0;
  line-height: var(--lh-relaxed);
  color: var(--text-light);
  font-weight: var(--fw-regular);
}

strong, b {
  font-weight: var(--fw-bold);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--t-fast);
}

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

button {
  font-family: inherit;
  cursor: pointer;
}

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

/* ---------- Container ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--section-pad-x);
  padding-right: var(--section-pad-x);
  width: 100%;
}

/* ---------- Section ---------- */
.section {
  padding-top: var(--section-pad-y);
  padding-bottom: var(--section-pad-y);
  position: relative;
}

/* ---------- Eyebrow / Label superior ---------- */
.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: var(--tk-wider);
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--s-4);
}

.eyebrow::before {
  content: '— ';
  opacity: 0.6;
}

/* ---------- Display heading helpers ---------- */
.display-1 {
  font-size: var(--fs-display);
  line-height: var(--lh-tight);
  font-weight: var(--fw-black);
  letter-spacing: -0.04em;
}

.display-2 {
  font-size: var(--fs-3xl);
  line-height: var(--lh-snug);
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.03em;
}

.display-3 {
  font-size: var(--fs-2xl);
  line-height: var(--lh-snug);
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.025em;
}

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

.gradient-cyan {
  background: linear-gradient(135deg, var(--jjd-cyan) 0%, var(--jjd-cyan-pale) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Animações reveal ---------- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pulseSoft {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%      { transform: scale(1.02); opacity: 0.95; }
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--t-cinematic), transform var(--t-cinematic);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.pulse-slow {
  animation: pulseSoft 4s ease-in-out infinite;
}

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

::selection {
  background: var(--jjd-cyan);
  color: var(--jjd-dark-deep);
}

/* ---------- Scrollbar dark ---------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--jjd-dark-deep); }
::-webkit-scrollbar-thumb { background: var(--jjd-blue-deep); border-radius: var(--r-pill); }
::-webkit-scrollbar-thumb:hover { background: var(--jjd-blue); }