/* ======================================================================
   BOLDER AI STUDIO — v3 VESTO EDITION
   Branco / Preto / Creme + Coral 60/25/10/5
   Be Visual · Be Social · Be Production · Be Informed · Be Connected
   Powered by Boldy
   ====================================================================== */

:root {
  --paper:    #FFFFFF;
  --cream:    #F5F1EB;
  --ink:      #0A0A0A;
  --ink-soft: #1A1A1A;
  --muted:    #5A5A5A;
  --muted-2:  #8E8E8E;
  --rule:     rgba(10, 10, 10, 0.10);
  --rule-strong: rgba(10, 10, 10, 0.22);
  --coral:    #FF5733;
  --coral-soft: rgba(255, 87, 51, 0.10);

  --bg:       var(--paper);
  --bg-soft:  var(--cream);
  --on-bg:    var(--ink);
  --on-coral: #FFFFFF;

  /* fonts */
  --font-sans: "Inter Tight", "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-display: "Inter Tight", "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --font-serif: "Fraunces", Georgia, serif;

  --fs-mono: 11px;
  --fs-body: 16px;
  --lh-body: 1.55;

  --page-pad: clamp(20px, 4vw, 64px);
  --col-gap: clamp(16px, 2vw, 32px);
  --radius: 14px;
  --radius-sm: 8px;
  --easing: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

/* ============ BACKGROUNDS — alternating sections ============ */
.bg-paper { background: #FFFFFF; color: var(--ink); }
.bg-cream { background: #F5F1EB; color: var(--ink); }
.bg-ink   { background: #0A0A0A; color: #FFFFFF; }

.bg-ink {
  --ink: #FFFFFF;
  --ink-soft: rgba(255,255,255,0.85);
  --muted: rgba(255,255,255,0.55);
  --muted-2: rgba(255,255,255,0.35);
  --rule: rgba(255,255,255,0.14);
  --rule-strong: rgba(255,255,255,0.28);
  --bg: #0A0A0A;
  --bg-soft: rgba(255,255,255,0.04);
  --paper: #0A0A0A;
  --cream: #1A1A1A;
}

/* page wrap */
.page {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--page-pad);
  position: relative;
}

/* ============ TYPOGRAPHY ============ */
.display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 0.96;
}
.display em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: var(--coral);
}

.mono {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}
.mono-ink { color: var(--ink); }
.mono-coral { color: var(--coral); }

/* sublinhado ondulado coral */
.wavy {
  text-decoration: underline wavy var(--coral);
  text-decoration-thickness: 2px;
  text-underline-offset: 6px;
}

/* ============ COMPONENTS ============ */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--bg-soft);
}
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--coral);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
}
.chip .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--coral); }

/* botões */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
  border: 1px solid var(--coral);
  background: var(--coral);
  color: var(--on-coral);
  cursor: pointer;
  transition: all 200ms var(--easing);
  border-radius: 999px;
  white-space: nowrap;
}
.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(255, 79, 43, 0.30);
  background: #E8401C;
  border-color: #E8401C;
}
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn--ghost:hover {
  background: var(--ink);
  color: var(--bg);
  box-shadow: none;
}
.btn .arrow {
  font-family: var(--font-mono);
  font-size: 13px;
  transition: transform 200ms var(--easing);
}
.btn:hover .arrow { transform: translateX(3px); }

/* cards */
.card {
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: clamp(20px, 2vw, 28px);
  position: relative;
  transition: border-color 200ms var(--easing);
}
.card:hover { border-color: var(--rule-strong); }
.card--cream { background: var(--cream); border-color: var(--rule); }
.card--ink   { background: var(--ink); color: #FFFFFF; border-color: rgba(255,255,255,0.18); }

/* régua */
.rule { height: 1px; background: var(--rule); width: 100%; }

/* section padding */
.section {
  padding: clamp(80px, 10vh, 140px) 0;
  position: relative;
}
.section-head {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: var(--col-gap);
  margin-bottom: clamp(40px, 5vh, 72px);
  align-items: start;
}
.section-head__num {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  color: var(--muted);
  letter-spacing: 0.1em;
  padding-top: 10px;
  text-transform: uppercase;
}
.section-head__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(40px, 5.6vw, 84px);
  line-height: 0.96;
  letter-spacing: -0.04em;
  margin: 0;
  max-width: 22ch;
  text-wrap: balance;
  color: var(--ink);
}
.section-head__sub {
  font-size: clamp(16px, 1.25vw, 19px);
  line-height: 1.5;
  color: var(--ink-soft);
  margin-top: 22px;
  max-width: 58ch;
  text-wrap: pretty;
}
@media (max-width: 760px) {
  .section-head { grid-template-columns: 1fr; gap: 12px; }
  .section-head__num { padding-top: 0; }
}

/* Be tag */
.be-tag {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
}
.be-tag .be { color: var(--ink); }
.be-tag .us { color: var(--coral); margin: 0 2px; }
.be-tag .name { color: var(--ink); }
.be-tag.lg { font-size: 14px; }

/* image placeholder */
.img-ph {
  background: var(--cream);
  position: relative;
  overflow: hidden;
  display: block;
  border-radius: var(--radius-sm);
  border: 1px solid var(--rule);
}
.bg-ink .img-ph { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.10); }
.img-ph::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 30%, rgba(10,10,10,0.06), transparent 55%),
    radial-gradient(circle at 70% 70%, rgba(255,79,43,0.04), transparent 55%);
}
.bg-ink .img-ph::before {
  background:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,0.08), transparent 55%),
    radial-gradient(circle at 70% 70%, rgba(255,79,43,0.06), transparent 55%);
}
.img-ph__label {
  position: absolute;
  left: 12px; top: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--bg);
  padding: 4px 8px;
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
}
.bg-ink .img-ph__label { background: #1A1A1A; color: #FFFFFF; border-color: rgba(255,255,255,0.18); }

/* forms */
input, select, textarea {
  font-family: inherit;
  font-size: 15px;
  padding: 13px 14px;
  background: var(--bg);
  border: 1px solid var(--rule-strong);
  color: var(--ink);
  width: 100%;
  border-radius: 8px;
  outline: none;
  transition: border-color 160ms var(--easing);
}
input::placeholder, textarea::placeholder { color: var(--muted-2); }
input:focus, select:focus, textarea:focus { border-color: var(--coral); }

/* fine */
.fine {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ============ HUMAN-VERIFIED BADGE ============ */
.hv-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px 8px 8px;
  border: 1px solid var(--coral);
  border-radius: 999px;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
}
.hv-badge__seal {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--coral);
  color: #FFFFFF;
  display: grid; place-items: center;
  font-size: 11px; font-weight: 700;
  font-family: var(--font-sans);
}
.bg-ink .hv-badge { background: transparent; color: #FFFFFF; }

/* powered by boldy chip */
.boldy-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.boldy-chip .gear {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 1.5px solid var(--coral);
  position: relative;
}
.boldy-chip .gear::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--coral);
}

/* ============ SCROLL ANIMATIONS ============ */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  background: var(--coral);
  z-index: 200;
  width: 0;
  transition: width 80ms linear;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms var(--easing), transform 700ms var(--easing);
  will-change: opacity, transform;
}
.reveal.in { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }
.reveal-delay-4 { transition-delay: 320ms; }

.reveal-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.4em);
  transition: opacity 500ms var(--easing), transform 600ms var(--easing);
}
.reveal-chars.in .reveal-char { opacity: 1; transform: none; }

.parallax { will-change: transform; transition: transform 40ms linear; }

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-char { opacity: 1 !important; transform: none !important; transition: none !important; }
  .parallax { transform: none !important; }
}

/* ============ COMMON LAYOUTS ============ */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 1.6vw, 24px); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(12px, 1.4vw, 20px); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 2.4vw, 36px); }
@media (max-width: 960px) { .grid-4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 760px) {
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}