/* Hallmark · macrostructure: Long Document · tone: software sério, cinema contido
 * theme: studied-DNA (Socialfy CRM V5) · atualizado 2026-08-24 08:20 BRT
 * pre-emit critique: P5 H5 E5 S5 R4 V4 · slop: pass · mobile: pass (320–2560)
 * Contrato: este arquivo complementa /css/style.css; nunca substitui o design system da home.
 */

:root {
  --shadow-institutional: 0 24px 64px -30px oklch(5% 0.02 262 / 0.72),
                          0 0 0 1px oklch(58% 0.215 262 / 0.1);
}

html,
body {
  overflow-x: clip;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.btn:active,
button:active {
  transform: translateY(1px);
}

.btn:disabled,
button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.institutional {
  position: relative;
  flex: 1;
  isolation: isolate;
  overflow: clip;
  background: var(--night);
}

.institutional__hero {
  width: 100%;
  padding: clamp(0.8rem, 1.8vw, 1.4rem) clamp(0.75rem, 1.8vw, 1.5rem) clamp(2.5rem, 5vw, 4rem);
  background: linear-gradient(180deg, var(--bone-3), var(--bone) 58%, var(--bone-2));
}

.institutional__hero-grid {
  position: relative;
  isolation: isolate;
  overflow: clip;
  display: grid;
  place-content: center;
  width: min(100%, var(--container));
  min-height: clamp(23rem, 48svh, 32rem);
  margin-inline: auto;
  padding: clamp(3.5rem, 8vh, 5.5rem) var(--gutter);
  border: var(--hair) solid var(--rule-soft);
  border-radius: clamp(20px, 2.2vw, 32px);
  background:
    radial-gradient(62% 54% at 50% 78%, var(--glow-mid) 0%, var(--glow-out) 70%),
    linear-gradient(180deg, var(--night-2), var(--night));
  box-shadow: var(--shadow-institutional);
  text-align: center;
}

.institutional__hero-grid::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 0;
  background-image: radial-gradient(color-mix(in oklch, var(--accent-hi) 40%, transparent) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(66% 68% at 50% 45%, #000 0%, transparent 82%);
  opacity: 0.34;
  pointer-events: none;
}

.institutional__hero-grid::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: 50%;
  bottom: -18%;
  width: min(74rem, 140%);
  aspect-ratio: 3 / 1;
  translate: -50% 0;
  background: radial-gradient(60% 52% at 50% 50%, var(--glow-core) 0%, var(--glow-mid) 34%, var(--glow-out) 72%);
  filter: blur(24px);
  opacity: 0.28;
  pointer-events: none;
}

.institutional__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 var(--space-lg);
  padding: 0.38rem 0.8rem;
  border: var(--hair) solid var(--rule);
  border-radius: 999px;
  background: color-mix(in oklch, var(--night-3) 72%, transparent);
  color: var(--accent-hi);
}

.institutional__kicker::before {
  content: "";
  width: 0.38rem;
  height: 0.38rem;
  border-radius: 50%;
  background: var(--accent-hi);
  box-shadow: 0 0 0 0.24rem var(--halo-node);
}

.institutional__title {
  max-width: 16ch;
  margin: 0 auto;
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.03em;
  text-wrap: balance;
  overflow-wrap: anywhere;
  min-width: 0;
}

.institutional__lede {
  max-width: 54ch;
  margin: var(--space-lg) auto 0;
  color: var(--ink-2);
  font-size: var(--text-md);
  line-height: 1.5;
}

.institutional__version {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  margin: var(--space-lg) 0 0;
  color: var(--ink-3);
}

.institutional__version::before {
  content: "";
  width: 0.42rem;
  height: 0.42rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--accent-hi);
  box-shadow: 0 0 0 0.3rem var(--halo-node);
}

.institutional__body {
  width: min(100%, var(--container));
  margin-inline: auto;
  padding: clamp(4rem, 8vw, 7rem) var(--gutter) clamp(5rem, 10vw, 9rem);
}

.institutional .brand__mark {
  width: 31px;
  height: 31px;
  object-fit: contain;
}

.about-thesis {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2rem, 6vw, 6rem);
  padding: clamp(3rem, 7vw, 6rem) 0;
  border-top: var(--hair) solid var(--rule);
}

.about-thesis h2,
.about-principles h2,
.about-commitment h2 {
  margin: 0;
  max-width: 15ch;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  text-wrap: balance;
  overflow-wrap: anywhere;
}

.about-thesis__copy {
  max-width: 58ch;
  color: var(--ink-2);
}

.about-thesis__copy p {
  margin: 0 0 var(--space-lg);
}

.about-principles {
  padding: clamp(3rem, 7vw, 6rem) 0;
  border-top: var(--hair) solid var(--rule);
}

.about-principles__head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.about-principles__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
  gap: var(--space-md);
}

.about-card {
  min-width: 0;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border: var(--hair) solid var(--rule-soft);
  border-radius: var(--radius-lg);
  background: var(--night-2);
  box-shadow: var(--shadow-card);
}

.about-card:first-child {
  grid-row: span 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 22rem;
  background:
    radial-gradient(70% 80% at 18% 12%, var(--halo-node), transparent 68%),
    var(--night-2);
}

.about-card__index {
  color: var(--accent-hi);
}

.about-card h3 {
  margin: var(--space-lg) 0 var(--space-sm);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: 1.15;
}

.about-card p {
  max-width: 48ch;
  margin: 0;
  color: var(--ink-3);
}

.about-commitment {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  align-items: center;
  gap: var(--space-2xl);
  padding: clamp(3rem, 7vw, 6rem) 0 0;
  border-top: var(--hair) solid var(--rule);
}

.about-commitment__copy p {
  max-width: 48ch;
  margin: 0 0 var(--space-lg);
  color: var(--ink-2);
}

.legal-layout {
  display: grid;
  grid-template-columns: minmax(12rem, 14rem) minmax(0, 48rem);
  justify-content: space-between;
  gap: clamp(2.5rem, 5vw, 5rem);
  padding-top: var(--space-xl);
  border-top: var(--hair) solid var(--rule);
}

.legal-index {
  position: sticky;
  top: calc(var(--nav-h) + var(--space-xl));
  align-self: start;
  display: grid;
  gap: var(--space-sm);
  padding-bottom: var(--space-xl);
}

.legal-index a {
  color: var(--ink-2);
  font-size: clamp(var(--text-sm), 0.2vw + 0.78rem, 1rem);
  text-decoration: none;
  transition: color var(--dur-micro) var(--ease-out), transform var(--dur-micro) var(--ease-out);
}

.legal-index a:hover {
  color: var(--ink);
  transform: translateX(0.2rem);
}

.legal-document {
  min-width: 0;
}

.legal-section {
  scroll-margin-top: calc(var(--nav-h) + var(--space-xl));
  padding: 0 0 var(--space-2xl);
  margin-bottom: var(--space-2xl);
  border-bottom: var(--hair) solid var(--rule-soft);
}

.legal-section:last-child {
  margin-bottom: 0;
}

.legal-section h2 {
  margin: 0 0 var(--space-lg);
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 2.5vw, 2.35rem);
  line-height: 1.12;
  letter-spacing: -0.025em;
  overflow-wrap: anywhere;
}

.legal-section p,
.legal-section li {
  color: color-mix(in oklch, var(--ink) 86%, var(--ink-2));
  font-size: clamp(var(--text-base), 0.22vw + 0.98rem, 1.15rem);
  line-height: 1.68;
}

.legal-section p {
  margin: 0 0 var(--space-md);
}

.legal-section ul {
  display: grid;
  gap: var(--space-sm);
  margin: var(--space-lg) 0 0;
  padding-left: var(--space-lg);
}

.legal-section a,
.about-commitment a {
  color: var(--accent-hi);
  text-underline-offset: 0.2em;
}

.foot__cols button {
  justify-self: start;
  padding: 0.15rem 0;
  border: 0;
  background: transparent;
  color: var(--ink-2);
  font: inherit;
  font-size: var(--text-sm);
  cursor: pointer;
  transition: color var(--dur-micro) var(--ease-out);
}

.foot__cols button:hover {
  color: var(--ink);
}

@keyframes institutional-rise {
  from { opacity: 0; transform: translate3d(0, 1rem, 0); }
  to { opacity: 1; transform: translate3d(0, 0, 0); }
}

.js [data-intro] {
  opacity: 0;
  animation: institutional-rise var(--dur-long) var(--ease-out) forwards;
  animation-delay: calc(var(--intro-step, 0) * 90ms + 120ms);
}

.js [data-scene] {
  opacity: 0;
  transform: translate3d(0, 1.2rem, 0);
}

.js [data-scene].is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  transition: opacity var(--dur-long) var(--ease-out), transform var(--dur-long) var(--ease-out);
  transition-delay: calc(var(--step, 0) * 70ms);
}

@media (min-width: 100rem) {
  .institutional__hero-grid,
  .institutional__body {
    width: min(78vw, 108rem);
  }
}

@media (max-width: 60rem) {
  .about-thesis,
  .about-commitment,
  .legal-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .institutional__lede {
    max-width: 48ch;
  }

  .legal-index {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 0 0 var(--space-2xl);
    border-bottom: var(--hair) solid var(--rule-soft);
  }
}

@media (max-width: 42rem) {
  .institutional__hero {
    padding-top: 0.65rem;
  }

  .institutional__hero-grid {
    min-height: 24rem;
    padding-block: 3.5rem;
  }

  .institutional__lede {
    font-size: 0.94rem;
    letter-spacing: -0.01em;
  }

  .about-principles__head {
    display: block;
  }

  .about-principles__head .tech {
    margin-top: var(--space-md);
  }

  .about-principles__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .about-card:first-child {
    grid-row: auto;
    min-height: 16rem;
  }

  .legal-index {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .js [data-intro],
  .js [data-scene],
  .js [data-scene].is-visible {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }
  .legal-index a:hover { transform: none; }
}