/* ============================================================
   Thoth & Son — Home page
   Cinematic, instrumented, precise
   ============================================================ */

/* ── HUD: fixed coordinates + version (top right corner) ───── */
.hud {
  position: fixed;
  top: calc(var(--header-h) + 18px);
  right: var(--s3);
  z-index: 50;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  pointer-events: none;
  text-align: right;
  line-height: 1.8;
  transition: opacity 0.4s;
}

.hud-row { display: block; }
.hud-row .hud-key { color: var(--gold); opacity: 0.55; }
.hud-row .hud-val { color: var(--muted-mid); }

@media (max-width: 768px) { .hud { display: none; } }

/* ── CROSSHAIR cursor (replaces native on hero only) ───────── */
.crosshair {
  position: fixed;
  top: 0; left: 0;
  width: 32px; height: 32px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 200;
  opacity: 0;
  transition: opacity 0.3s, transform 0.1s ease-out;
  transform: translate(-50%, -50%);
  mix-blend-mode: difference;
}
.crosshair::before,
.crosshair::after {
  content: '';
  position: absolute;
  background: var(--gold);
}
.crosshair::before { /* horizontal line */
  top: 50%; left: -8px;
  width: 48px; height: 1px;
  transform: translateY(-50%);
}
.crosshair::after { /* vertical line */
  left: 50%; top: -8px;
  height: 48px; width: 1px;
  transform: translateX(-50%);
}
.crosshair.visible { opacity: 0.55; }

@media (max-width: 768px) { .crosshair { display: none; } }

/* ── HERO ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  padding: var(--s6) var(--s4);
}

/* Background grid layer */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--gold-faint) 1px, transparent 1px),
    linear-gradient(90deg, var(--gold-faint) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.5;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

/* 3D wireframe — right side, behind content */
.hero-3d {
  position: absolute;
  top: 50%;
  right: -8%;
  transform: translateY(-50%);
  width: 78vmin;
  height: 78vmin;
  max-width: 880px;
  max-height: 880px;
  pointer-events: none;
  z-index: 1;
  opacity: 0.95;
}

@media (max-width: 1024px) {
  .hero-3d {
    right: -22%;
    width: 80vmin;
    height: 80vmin;
    opacity: 0.55;
  }
}

@media (max-width: 640px) {
  .hero-3d { display: none; }
}

/* Decorative compass arcs (top right corner) */
.hero-compass {
  position: absolute;
  top: -60px;
  right: -60px;
  width: 480px;
  height: 480px;
  pointer-events: none;
  opacity: 0.7;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}

/* Hero label */
.hero-label {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: var(--s3);
  opacity: 0;
  animation: fadeUp 0.8s 0.2s forwards;
}

.hero-label::before {
  content: '— ';
  opacity: 0.6;
}

/* Hero title — letter reveal */
.hero-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(3.5rem, 11vw, 9rem);
  letter-spacing: 0.04em;
  color: var(--white);
  line-height: 0.95;
  margin-bottom: var(--s4);
  display: flex;
  flex-wrap: wrap;
}

.hero-title .word {
  display: inline-block;
  margin-right: 0.3em;
}

.hero-title .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(40px);
  animation: charReveal 0.8s forwards;
}

@keyframes charReveal {
  to { opacity: 1; transform: translateY(0); }
}

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

/* Hero rule + tagline */
.hero-tagline-block {
  display: flex;
  align-items: center;
  gap: var(--s3);
  margin-bottom: var(--s5);
  opacity: 0;
  animation: fadeUp 0.9s 1.2s forwards;
}

.hero-rule {
  width: 64px;
  height: 1px;
  background: var(--gold);
  opacity: 0.7;
  flex-shrink: 0;
}

.hero-tagline {
  font-family: var(--mono);
  font-size: 0.80rem;
  letter-spacing: 0.20em;
  color: var(--gold);
  text-transform: uppercase;
}

/* Hero manifesto */
.hero-manifesto {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  color: var(--muted-mid);
  max-width: 640px;
  line-height: 1.4;
  margin-bottom: var(--s2);
  opacity: 0;
  animation: fadeUp 1s 1.5s forwards;
}

.hero-manifesto .accent { color: var(--white); }

.hero-manifesto-sub {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  color: var(--muted);
  max-width: 640px;
  line-height: 1.4;
  margin-bottom: var(--s6);
  opacity: 0;
  animation: fadeUp 1s 1.7s forwards;
}

/* Scroll hint */
.hero-scroll {
  position: absolute;
  bottom: var(--s4);
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.20em;
  color: var(--muted);
  text-transform: uppercase;
  opacity: 0;
  animation: fadeUp 1s 2s forwards, scrollHint 2.5s 2.5s infinite;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s1);
  pointer-events: none;
}

.hero-scroll::after {
  content: '';
  display: block;
  width: 1px;
  height: 28px;
  background: linear-gradient(to bottom, var(--gold), transparent);
}

@keyframes scrollHint {
  0%, 100% { transform: translate(-50%, 0); opacity: 0.45; }
  50%      { transform: translate(-50%, 6px); opacity: 0.8; }
}

/* ── TICKER (marquee band) ─────────────────────────────────── */
.ticker {
  background: var(--surface);
  border-top: 1px solid var(--gold-faint);
  border-bottom: 1px solid var(--gold-faint);
  padding: var(--s3) 0;
  overflow: hidden;
  position: relative;
}

.ticker-track {
  display: flex;
  gap: var(--s5);
  white-space: nowrap;
  animation: tickerScroll 40s linear infinite;
  width: max-content;
}

.ticker-item {
  font-family: var(--serif);
  font-size: 1.6rem;
  color: var(--white);
  letter-spacing: 0.06em;
  display: inline-flex;
  align-items: center;
  gap: var(--s5);
}

.ticker-item::after {
  content: '◇';
  color: var(--gold);
  opacity: 0.6;
  font-size: 0.7em;
}

@keyframes tickerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── THREE PILLARS ─────────────────────────────────────────── */
.pillars {
  padding: var(--s7) var(--s4);
  max-width: var(--max-w);
  margin: 0 auto;
}

.pillars-header { margin-bottom: var(--s6); }

.pillars-eyebrow {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.20em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: var(--s2);
}

.pillars-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 3.6rem);
  color: var(--white);
  line-height: 1.1;
  max-width: 760px;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s5);
}

.pillar {
  border-top: 1px solid var(--gold-faint);
  padding-top: var(--s3);
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s, transform 0.7s;
}

.pillar.visible {
  opacity: 1;
  transform: translateY(0);
}

.pillar-num {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin-bottom: var(--s3);
}

.pillar-name {
  font-family: var(--serif);
  font-size: 2.2rem;
  color: var(--white);
  margin-bottom: var(--s2);
  letter-spacing: 0.02em;
}

.pillar-desc {
  font-family: var(--body);
  font-size: 0.92rem;
  color: var(--muted-mid);
  line-height: 1.7;
}

@media (max-width: 768px) {
  .pillars-grid { grid-template-columns: 1fr; gap: var(--s4); }
}

/* ── CAPABILITIES ──────────────────────────────────────────── */
.capabilities {
  background: var(--surface);
  border-top: 1px solid var(--gold-faint);
  padding: var(--s7) var(--s4);
}

.capabilities-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.capabilities-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--s5);
  flex-wrap: wrap;
  gap: var(--s3);
}

.capabilities-title {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--white);
  max-width: 460px;
  line-height: 1.15;
}

.capabilities-eyebrow {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.20em;
  color: var(--gold);
  text-transform: uppercase;
}

.cap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--gold-faint);
  border: 1px solid var(--gold-faint);
}

.cap-item {
  background: var(--surface);
  padding: var(--s4);
  display: flex;
  flex-direction: column;
  gap: var(--s2);
  transition: background 0.3s;
  position: relative;
  min-height: 180px;
}

.cap-item:hover {
  background: var(--surface-2);
}

.cap-item:hover .cap-arrow {
  transform: translate(4px, -4px);
  opacity: 1;
}

.cap-num {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--gold);
  opacity: 0.7;
}

.cap-title {
  font-family: var(--serif);
  font-size: 1.4rem;
  color: var(--white);
  line-height: 1.2;
}

.cap-desc {
  font-family: var(--body);
  font-size: 0.85rem;
  color: var(--muted-mid);
  line-height: 1.6;
  margin-top: auto;
}

.cap-arrow {
  position: absolute;
  top: var(--s4);
  right: var(--s4);
  font-family: var(--mono);
  color: var(--gold);
  opacity: 0.4;
  transition: transform 0.3s, opacity 0.3s;
}

@media (max-width: 768px) {
  .cap-grid { grid-template-columns: 1fr; }
}

/* ── CTA ───────────────────────────────────────────────────── */
.cta-section {
  padding: var(--s7) var(--s4);
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
  text-align: center;
}

.cta-section::before {
  content: '◇';
  display: block;
  color: var(--gold);
  font-size: 0.9rem;
  margin-bottom: var(--s4);
  opacity: 0.7;
}

.cta-eyebrow {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: var(--s3);
}

.cta-title {
  font-family: var(--serif);
  font-size: clamp(2.8rem, 7vw, 5.2rem);
  color: var(--white);
  letter-spacing: 0.04em;
  line-height: 1;
  margin-bottom: var(--s4);
}

.cta-link {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--gold);
  transition: letter-spacing 0.3s, color 0.3s;
}

.cta-link:hover {
  letter-spacing: 0.30em;
  color: var(--white);
  opacity: 1;
}

/* ── DIM HEADER WHEN HERO VISIBLE ──────────────────────────── */
.hero-active header.site-header {
  background: rgba(10, 10, 10, 0.0);
  border-bottom-color: transparent;
}

/* ════════════════════════════════════════════════════════════
   PRODUTOS — quatro signetas, quatro matérias de software
   ════════════════════════════════════════════════════════════ */
.products-section {
  padding: var(--s7) var(--s4);
  border-top: 1px solid var(--gold-faint);
  position: relative;
}

.products-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--gold-faint) 1px, transparent 1px),
    linear-gradient(90deg, var(--gold-faint) 1px, transparent 1px);
  background-size: 88px 88px;
  opacity: 0.20;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 85%);
}

.products-inner {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
}

.products-header {
  max-width: 760px;
  margin: 0 auto var(--s6);
  text-align: left;
}

.products-eyebrow {
  display: block;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: var(--s3);
}
.products-eyebrow::before { content: '— '; opacity: 0.6; }

.products-title {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 1.05;
  color: var(--white);
  margin-bottom: var(--s4);
}

.products-lede {
  font-family: var(--serif);
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  font-style: italic;
  color: var(--muted-mid);
  line-height: 1.55;
  max-width: 640px;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  background: var(--gold-faint);
  border: 1px solid var(--gold-faint);
}

.product-card {
  background: var(--surface, #101012);
  padding: var(--s5) var(--s4);
  display: flex;
  flex-direction: column;
  gap: var(--s2);
  position: relative;
  transition: background 0.3s;
  min-height: 320px;
}

.product-card:hover {
  background: var(--surface-2, #16161A);
}

.product-signet {
  width: 88px;
  height: 88px;
  margin-bottom: var(--s3);
  opacity: 0.92;
}
.product-signet img {
  width: 100%;
  height: 100%;
  display: block;
  filter: drop-shadow(0 0 12px rgba(200, 160, 48, 0.15));
}

.product-num {
  position: absolute;
  top: var(--s3);
  right: var(--s3);
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  color: var(--gold);
  opacity: 0.55;
}

.product-name {
  font-family: var(--serif);
  font-size: 1.8rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--white);
  line-height: 1;
}

.product-tagline {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--gold);
  margin-top: var(--s1);
}

.product-desc {
  font-family: var(--body);
  font-size: 0.88rem;
  color: var(--muted-mid);
  line-height: 1.6;
  margin-top: auto;
  padding-top: var(--s3);
}

@media (max-width: 768px) {
  .products-grid { grid-template-columns: 1fr; }
  .product-card { min-height: 260px; }
}