/* ═══════════════════════════════════════════════════════════════════
   UFVAI — Site institucional v5
   Direção editorial atmosférica: hero fotográfico de Minas Gerais com
   cena viva de "mar de nuvens" em canvas (gatilho de carga + reação à
   rolagem/ponteiro, no espírito do hero do Kimi K3.1 Pro), tipografia
   Lora/Inter e movimento discreto. Funcionalidades da v2/v4 preservadas.
   Nenhum asset do Kimi é utilizado.
   ═══════════════════════════════════════════════════════════════════ */

:root {
  --bg: #F3F1EB;
  --bg-alt: #E9EAE2;
  --surface: #FBFAF6;
  --ink: #192A27;
  --body: #42534F;
  --muted: #697872;
  --line: rgba(25, 42, 39, .13);
  --line-strong: rgba(25, 42, 39, .28);
  --gold: #C9A227;
  --gold-ink: #765A0A;
  --wine: #7B3B44;
  --sage: #829D87;
  --sage-ink: #4D6853;
  --cta-bg: #142824;
  --footer-bg: #0D1D1A;
  --shadow: 0 30px 80px -38px rgba(18, 38, 33, .34);
  --radius: 18px;
  --font: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-display: 'Lora', Georgia, 'Times New Roman', serif;
  color-scheme: light;
}

[data-theme="dark"] {
  --bg: #0F1716;
  --bg-alt: #131E1B;
  --surface: #192420;
  --ink: #EEEDE5;
  --body: #C2CCC5;
  --muted: #97A69D;
  --line: rgba(238, 237, 229, .13);
  --line-strong: rgba(238, 237, 229, .28);
  --gold: #D5AF36;
  --gold-ink: #E2C258;
  --wine: #C38D95;
  --sage: #9DB49F;
  --sage-ink: #A8BFA9;
  --cta-bg: #0A1513;
  --footer-bg: #081210;
  --shadow: 0 30px 80px -38px rgba(0, 0, 0, .75);
  color-scheme: dark;
}

body {
  overflow-x: hidden;
  font-weight: 400;
  text-rendering: optimizeLegibility;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
}

.container { width: min(1160px, 100% - 48px); }
.container--narrow { width: min(800px, 100% - 48px); }
section[id], footer[id] { scroll-margin-top: 82px; }

.btn {
  border-radius: 999px;
  padding: 13px 25px;
  font-size: .88rem;
  font-weight: 500;
  box-shadow: none;
}
.btn--gold { box-shadow: 0 12px 30px -18px rgba(201, 162, 39, .8); }
.btn--gold:hover { box-shadow: 0 16px 34px -16px rgba(201, 162, 39, .85); }
.btn--sm { padding: 9px 18px; }

/* ── Header transparente sobre a paisagem; sólido após a rolagem ───── */
.topbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 80;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  border-bottom-color: var(--line);
  backdrop-filter: blur(16px) saturate(1.1);
  -webkit-backdrop-filter: blur(16px) saturate(1.1);
  transition: background-color .35s ease, border-color .35s ease, box-shadow .35s ease;
}
.topbar__inner {
  width: min(1260px, 100% - 48px);
  height: 74px;
}
.topbar.is-solid { box-shadow: 0 8px 32px -28px rgba(0, 0, 0, .45); }
body.landscape-ready .topbar:not(.is-solid) {
  background: transparent;
  border-bottom-color: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: none;
}
body.landscape-ready .topbar:not(.is-solid) .brand__word,
body.landscape-ready .topbar:not(.is-solid) .nav a,
body.landscape-ready .topbar:not(.is-solid) .theme-toggle,
body.landscape-ready .topbar:not(.is-solid) .nav-toggle,
body.landscape-ready .topbar:not(.is-solid) .lang-btn {
  color: #F7F5EE;
  text-shadow: 0 1px 16px rgba(0, 0, 0, .35);
}
body.landscape-ready .topbar:not(.is-solid) .brand__word em { color: #E7C766; }
body.landscape-ready .topbar:not(.is-solid) .nav a:hover { color: #E7C766; }
body.landscape-ready .topbar:not(.is-solid) .theme-toggle,
body.landscape-ready .topbar:not(.is-solid) .nav-toggle,
body.landscape-ready .topbar:not(.is-solid) .lang-btn {
  border-color: rgba(247, 245, 238, .38);
  background: rgba(11, 28, 25, .12);
}
body.landscape-ready .topbar:not(.is-solid) .nav-toggle span { background: #F7F5EE; }

/* ── Hero fotográfico · Serra do Brigadeiro + UFV ───────────────────── */
.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  width: 100%;
  height: 100svh;
  min-height: 690px;
  padding: 0;
  background: #152824;
  color: #F7F5EE;
}
.hero__media,
.hero__photo,
.hero__wash,
.hero__grain,
.hero__veil {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.hero__media { z-index: -2; overflow: hidden; }
/* Plano DISTANTE = a própria foto (céu + serras azuladas do horizonte). */
.hero__photo {
  object-fit: cover;
  object-position: 50% 54%;
  max-width: none;
  filter: saturate(.92);
  transform: translate3d(calc(var(--hero-px, 0) * 7px), calc(var(--hero-py, 0) * 4px + var(--hero-photo-y, 0px)), 0) scale(var(--hero-scale, 1.045));
  transform-origin: 50% 54%;
  will-change: transform;
  z-index: 0;
}
/* ── Paralaxe em 3 PLANOS a partir da mesma foto ──────────────────────
   Faixas da imagem isoladas por máscara e transladadas em taxas
   distintas (ponteiro + rolagem): médio = massa verde principal;
   próximo = vegetação arbustiva do primeiro plano. Alinhamento
   pixel-perfeito com a foto base (background-position = object-position). */
.hero__plane {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: url("assets/hero-minas-serra.webp");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: 50% 54%;
  filter: saturate(.92);
  will-change: transform;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-size: 100% 100%;
  mask-size: 100% 100%;
}
.hero__plane--mid {
  z-index: 1;
  -webkit-mask-image: linear-gradient(180deg, transparent 39%, #000 50%, #000 80%, transparent 91%);
  mask-image: linear-gradient(180deg, transparent 39%, #000 50%, #000 80%, transparent 91%);
  transform: translate3d(calc(var(--hero-px, 0) * 15px), calc(var(--hero-py, 0) * 9px + var(--hero-photo-y, 0px) * 1.5), 0) scale(1.035);
}
.hero__plane--near {
  z-index: 3;
  -webkit-mask-image: linear-gradient(180deg, transparent 58%, #000 73%, #000 100%);
  mask-image: linear-gradient(180deg, transparent 58%, #000 73%, #000 100%);
  transform: translate3d(calc(var(--hero-px, 0) * 30px), calc(var(--hero-py, 0) * 16px + var(--hero-photo-y, 0px) * 2.3), 0) scale(1.07);
}
/* Camada de nuvens viva (canvas) entre o plano médio e o próximo:
   o mar de nuvens preenche os vales e a vegetação do 1º plano o
   encobre por baixo — leitura de profundidade. */
.hero__canvas {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  pointer-events: none;
  mix-blend-mode: screen;
  opacity: .9;
  transition: opacity 1.4s ease;
}
/* Camada frontal: nuvens que passam sobre a marca (controlada por Cobertura) */
.hero__canvas-front {
  position: absolute;
  inset: 0;
  z-index: 3;
  width: 100%;
  height: 100%;
  pointer-events: none;
  mix-blend-mode: screen;
  opacity: 0;
  transition: opacity .7s ease;
}
[data-cloud-state="ready"] .hero__canvas-front { opacity: 1; }
[data-cloud-state="loading"] .hero__canvas { opacity: 0; }
/* Névoa de carga: dissipa ao revelar a cena */
.hero__veil {
  z-index: 6;
  pointer-events: none;
  background: linear-gradient(180deg, #16282400, #16282466);
  opacity: 1;
  transition: opacity 1.5s cubic-bezier(.22,1,.36,1);
}
[data-cloud-state="ready"] .hero__veil { opacity: 0; }
/* Gatilho de carga: foto ganha foco/scale ao revelar */
[data-cloud-state="loading"] .hero__photo { filter: saturate(.5) blur(6px); }
[data-cloud-state="loading"] .hero__plane { opacity: 0; }
.hero__photo { transition: filter 1.6s cubic-bezier(.22,1,.36,1); }
.hero__plane { transition: opacity 1.5s cubic-bezier(.22,1,.36,1); }
.hero__wash {
  z-index: 4;
  background:
    linear-gradient(180deg,
      rgba(6, 18, 18, .55) 0%,
      rgba(8, 23, 22, .13) 28%,
      rgba(7, 22, 20, .24) 55%,
      rgba(6, 18, 16, .90) 100%),
    linear-gradient(90deg, rgba(7, 20, 19, .24), transparent 48%, rgba(7, 20, 19, .10));
}
.hero__grain {
  pointer-events: none;
  z-index: 5;
  opacity: .055;
  mix-blend-mode: soft-light;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.86' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.65'/%3E%3C/svg%3E");
}
.hero__mist {
  position: absolute;
  z-index: -1;
  pointer-events: none;
  width: 130%;
  height: 30%;
  left: -15%;
  filter: blur(26px);
  opacity: .32;
  background:
    radial-gradient(ellipse at 15% 55%, rgba(235, 241, 234, .58) 0 12%, transparent 38%),
    radial-gradient(ellipse at 50% 45%, rgba(235, 241, 234, .48) 0 16%, transparent 44%),
    radial-gradient(ellipse at 82% 58%, rgba(235, 241, 234, .46) 0 12%, transparent 38%);
  will-change: transform;
}
.hero__mist--one {
  bottom: 7%;
  animation: minasMistOne 24s ease-in-out infinite alternate;
}
.hero__mist--two {
  bottom: 27%;
  opacity: .16;
  transform: scaleX(-1);
  animation: minasMistTwo 31s ease-in-out infinite alternate;
}
@keyframes minasMistOne {
  from { transform: translate3d(-2%, 0, 0); }
  to { transform: translate3d(5%, -8px, 0); }
}
@keyframes minasMistTwo {
  from { transform: translate3d(3%, 0, 0) scaleX(-1); }
  to { transform: translate3d(-4%, 10px, 0) scaleX(-1); }
}

.hero__grid {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100%;
  padding-top: 96px;
  padding-bottom: 124px;
}
.hero__copy {
  width: min(920px, 100%);
  margin-inline: auto;
  text-align: center;
  opacity: var(--hero-copy-opacity, 1);
  transform: translate3d(0, var(--hero-copy-y, 0px), 0);
  will-change: transform, opacity;
}
/* Entrada escalonada da cópia ao revelar a cena (gatilho de carga) */
.hero .eyebrow,
.hero .wordmark--xl,
.hero .hero__typed-line,
.hero .rule,
.hero .hero__sub,
.hero .hero__cta {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .9s cubic-bezier(.22,1,.36,1), transform .9s cubic-bezier(.22,1,.36,1);
}
.hero[data-cloud-state="ready"] .eyebrow { opacity: 1; transform: none; transition-delay: .15s; }
.hero[data-cloud-state="ready"] .wordmark--xl { opacity: 1; transform: none; transition-delay: .3s; }
.hero[data-cloud-state="ready"] .hero__typed-line { opacity: 1; transform: none; transition-delay: .5s; }
.hero[data-cloud-state="ready"] .rule { opacity: 1; transform: none; transition-delay: .68s; }
.hero[data-cloud-state="ready"] .hero__sub { opacity: 1; transform: none; transition-delay: .8s; }
.hero[data-cloud-state="ready"] .hero__cta { opacity: 1; transform: none; transition-delay: .95s; }
.hero .eyebrow {
  margin-bottom: 22px;
  color: rgba(247, 245, 238, .78);
  font-size: .68rem;
  font-weight: 500;
  letter-spacing: .27em;
  text-shadow: 0 2px 18px rgba(0, 0, 0, .48);
}
/* Logo da hero: MESMA fonte do menu (Inter 700, tracking do .brand__word),
   preenchido como uma "nuvem densa e colorida" (gradientes da marca). */
.hero .wordmark--xl {
  font-family: var(--font);
  font-size: clamp(5.2rem, 12vw, 10.2rem);
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: .96;
  color: transparent;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  -webkit-background-clip: text;
  background-image:
    radial-gradient(120% 78% at 18% 24%, rgba(255,255,255,.96), rgba(255,255,255,0) 56%),
    radial-gradient(92% 66% at 74% 30%, rgba(231,199,102,.94), rgba(231,199,102,0) 60%),
    radial-gradient(104% 88% at 54% 86%, rgba(157,180,159,.92), rgba(157,180,159,0) 62%),
    radial-gradient(84% 78% at 92% 74%, rgba(195,141,149,.78), rgba(195,141,149,0) 60%),
    radial-gradient(70% 70% at 36% 68%, rgba(247,245,238,.72), rgba(247,245,238,0) 58%),
    linear-gradient(132deg, #F7F5EE 0%, #E7C766 46%, #9DB49F 74%, #C38D95 100%);
  text-shadow: 0 6px 44px rgba(0, 0, 0, .40);
}
.hero .wordmark--xl em {
  font-style: normal;
  font-weight: 600;
  margin-left: -.075em;            /* V/A encaixados, como no menu */
  color: transparent;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  -webkit-background-clip: text;
  background-image:
    radial-gradient(120% 80% at 30% 25%, rgba(255,255,255,.9), rgba(255,255,255,0) 58%),
    linear-gradient(135deg, #F7E9B0 0%, #E7C766 52%, #C9A227 100%);
}
.hero__typed-line {
  min-height: 1.55em;
  margin-top: 18px;
  color: #F7F5EE;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 2.2rem);
  font-weight: 400;
  line-height: 1.45;
  text-shadow: 0 2px 22px rgba(0, 0, 0, .50);
}
.hero .caret { background: #E7C766; }
.hero .rule {
  width: 124px;
  margin: 25px auto 26px;
  background: linear-gradient(90deg, transparent, #E7C766, transparent);
}
.hero__sub {
  max-width: 67ch;
  margin-inline: auto;
  color: rgba(247, 245, 238, .86);
  font-size: .98rem;
  line-height: 1.78;
  text-shadow: 0 2px 18px rgba(0, 0, 0, .60), 0 1px 3px rgba(0, 0, 0, .40);
}
.hero__cta { justify-content: center; margin-top: 30px; }
.hero .btn--ghost {
  border-color: rgba(247, 245, 238, .40);
  background: rgba(10, 28, 25, .16);
  color: #F7F5EE;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.hero .btn--ghost:hover {
  border-color: #E7C766;
  color: #E7C766;
  background: rgba(10, 28, 25, .28);
}
.hero__place {
  position: absolute;
  z-index: 3;
  top: 102px;
  right: 30px;
  color: rgba(247, 245, 238, .62);
  font-size: .61rem;
  font-weight: 500;
  letter-spacing: .20em;
  text-transform: uppercase;
  text-shadow: 0 1px 12px rgba(0, 0, 0, .45);
}
.hero__campus {
  position: absolute;
  z-index: 4;
  right: 28px;
  bottom: 26px;
  width: 232px;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(247, 245, 238, .26);
  border-radius: 14px;
  background: rgba(10, 27, 24, .56);
  color: #F7F5EE;
  box-shadow: 0 20px 48px -26px rgba(0, 0, 0, .60);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.hero__campus img {
  width: 100%;
  height: 104px;
  object-fit: cover;
  object-position: 50% 48%;
  opacity: .92;
}
.hero__campus figcaption { padding: 10px 12px 11px; }
.hero__campus span {
  display: block;
  font-size: .69rem;
  font-weight: 500;
  line-height: 1.45;
}
.hero__campus small {
  display: block;
  margin-top: 3px;
  color: rgba(247, 245, 238, .64);
  font-size: .56rem;
  line-height: 1.45;
}
.hero__credits {
  position: absolute;
  z-index: 4;
  left: 28px;
  bottom: 29px;
  border-bottom: 1px solid rgba(247, 245, 238, .28);
  color: rgba(247, 245, 238, .64);
  font-size: .60rem;
  letter-spacing: .13em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color .2s ease, border-color .2s ease;
}
.hero__credits:hover { color: #E7C766; border-color: #E7C766; }
.hero__scroll {
  position: absolute;
  z-index: 4;
  left: 50%;
  bottom: 34px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  padding: 0;
  border: 0;
  background: transparent;
  color: rgba(247, 245, 238, .82);
  cursor: pointer;
  font-size: .65rem;
  font-weight: 500;
  letter-spacing: .13em;
  text-transform: uppercase;
  transform: translateX(-50%);
  text-decoration: none;
}
.hero__scroll-chev {
  width: 26px;
  height: 26px;
  color: #E7C766;
  animation: chevBounce 2.2s cubic-bezier(.22, 1, .36, 1) infinite;
}
@keyframes chevBounce {
  0%, 100% { transform: translateY(0); opacity: .55; }
  50% { transform: translateY(6px); opacity: 1; }
}
/* Brilho percorrente no gatilho de rolagem (máscara estilo Kimi) */
.hero__scroll {
  -webkit-mask-image: linear-gradient(to top, rgba(255,255,255,.65) 40%, #fff 50%, rgba(255,255,255,.65) 60%);
  mask-image: linear-gradient(to top, rgba(255,255,255,.65) 40%, #fff 50%, rgba(255,255,255,.65) 60%);
  -webkit-mask-size: 100% 300%;
  mask-size: 100% 300%;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  animation: heroHintShine 3.2s ease-in-out infinite;
}
@keyframes heroHintShine {
  0% { -webkit-mask-position: 0 100%; mask-position: 0 100%; }
  50% { -webkit-mask-position: 0 0; mask-position: 0 0; }
  100% { -webkit-mask-position: 0 100%; mask-position: 0 100%; }
}

/* ── Controles do hero (sliders no canto inferior direito) ───────────
   Mesma semântica do data-cloud-controls do Kimi: Nuvens (cloudAmount),
   Velocidade (flowSpeed), Marca (ink) e Cobertura (immersion). */
.hero__controls {
  position: absolute;
  z-index: 5;
  right: 28px;
  bottom: 26px;
  display: flex;
  gap: 8px;
}
.hero__control {
  position: relative;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(247, 245, 238, .26);
  border-radius: 13px;
  background: rgba(10, 27, 24, .56);
  overflow: hidden;
  cursor: ew-resize;
  display: grid;
  place-items: center;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color .22s ease, background-color .22s ease, transform .26s cubic-bezier(.34,1.4,.5,1), width .26s cubic-bezier(.34,1.4,.5,1), box-shadow .26s ease;
}
.hero__control:hover,
.hero__control[data-expanded] { border-color: #E7C766; background: rgba(10, 27, 24, .72); }
/* Selecionado/focado: o controle ENGRANDECE (fica largo, como no Kimi) */
.hero__control:focus-within,
.hero__control[data-expanded] {
  width: 82px;
  transform: translateY(-2px) scale(1.06);
  box-shadow: 0 10px 28px -8px rgba(0, 0, 0, .55), 0 0 0 1px rgba(231, 199, 102, .35);
}
.hero__control-icon {
  position: relative;
  z-index: 2;
  width: 22px;
  height: 22px;
  color: #F7F5EE;
  pointer-events: none;
}
.hero__control-icon svg { width: 100%; height: 100%; display: block; }
/* Medidor vertical preenchido por --progress */
.hero__control-fill {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: calc(var(--progress, 0) * 100%);
  background: linear-gradient(180deg, rgba(231,199,102,.06), rgba(231,199,102,.44));
  border-top: 1px solid rgba(231,199,102,.9);
  pointer-events: none;
  transition: height .18s ease;
}
.hero__control-thumb {
  position: absolute;
  left: 6px; right: 6px;
  bottom: calc(var(--progress, 0) * 100% - 1px);
  height: 2px;
  border-radius: 2px;
  background: #E7C766;
  pointer-events: none;
  transition: bottom .18s ease;
}
.hero__control-label {
  position: absolute;
  right: calc(100% + 9px);
  top: 50%;
  transform: translate(6px, -50%);
  padding: 5px 10px;
  border: 1px solid rgba(247, 245, 238, .22);
  border-radius: 999px;
  background: rgba(9, 24, 21, .86);
  color: #F7F5EE;
  font-size: .60rem;
  font-weight: 500;
  letter-spacing: .10em;
  text-transform: uppercase;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
}
.hero__control:hover .hero__control-label,
.hero__control[data-expanded] .hero__control-label { opacity: 1; transform: translate(0, -50%); }
.hero__control-range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: ew-resize;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
}

/* ── Logo UFVAI: revelação com glitch (espírito do layeredTitle do Kimi) ──
   Canais deslocados + fatias horizontais que se materializam e afinam
   até a marca nítida, em 3.2 s (smootherstep), preso ao gatilho de carga. */
.hero .wordmark--xl { position: relative; display: inline-block; }
.hero .wordmark--xl::before,
.hero .wordmark--xl::after {
  content: "UFVAI";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  opacity: 0;
  pointer-events: none;
  mix-blend-mode: screen;
  will-change: transform, opacity, clip-path, filter;
}
.hero .wordmark--xl::before {
  color: #E7C766;
  -webkit-text-fill-color: #E7C766;
  background: none;
}
.hero .wordmark--xl::after {
  color: #6FE3D6;
  -webkit-text-fill-color: #6FE3D6;
  background: none;
}
.hero[data-cloud-state="ready"] .wordmark--xl { animation: logoSharpen 3.2s cubic-bezier(.37, 0, .18, 1) both; }
.hero[data-cloud-state="ready"] .wordmark--xl::before { animation: glitchGold 3.2s cubic-bezier(.37, 0, .18, 1) both; }
.hero[data-cloud-state="ready"] .wordmark--xl::after { animation: glitchCyan 3.2s cubic-bezier(.37, 0, .18, 1) both; }
@keyframes logoSharpen {
  0% { filter: blur(9px); letter-spacing: .03em; }
  34% { filter: blur(5px); letter-spacing: .012em; }
  62% { filter: blur(2.5px); letter-spacing: -.006em; }
  100% { filter: blur(0); letter-spacing: -.02em; }
}
@keyframes glitchGold {
  0% { opacity: .88; transform: translate3d(-17px, 0, 0) scaleX(1.05); clip-path: inset(4% 0 71% 0); filter: blur(7px); }
  8% { opacity: .92; transform: translate3d(15px, -2px, 0); clip-path: inset(37% 0 31% 0); filter: blur(6px); }
  16% { opacity: .82; transform: translate3d(-13px, 2px, 0); clip-path: inset(63% 0 7% 0); filter: blur(6px); }
  26% { opacity: .86; transform: translate3d(11px, 0, 0); clip-path: inset(18% 0 57% 0); filter: blur(5px); }
  38% { opacity: .72; transform: translate3d(-9px, -1px, 0); clip-path: inset(51% 0 23% 0); filter: blur(4px); }
  52% { opacity: .56; transform: translate3d(7px, 0, 0); clip-path: inset(30% 0 45% 0); filter: blur(3px); }
  66% { opacity: .38; transform: translate3d(-5px, 0, 0); clip-path: inset(11% 0 67% 0); filter: blur(2px); }
  80% { opacity: .22; transform: translate3d(3px, 0, 0); clip-path: inset(0 0 0 0); filter: blur(1px); }
  100% { opacity: 0; transform: translate3d(0, 0, 0); clip-path: inset(0 0 0 0); filter: blur(0); }
}
@keyframes glitchCyan {
  0% { opacity: .74; transform: translate3d(16px, 0, 0) scaleX(-1.04); clip-path: inset(57% 0 13% 0); filter: blur(7px); }
  9% { opacity: .8; transform: translate3d(-14px, 2px, 0); clip-path: inset(11% 0 67% 0); filter: blur(6px); }
  18% { opacity: .7; transform: translate3d(12px, -2px, 0); clip-path: inset(44% 0 34% 0); filter: blur(6px); }
  28% { opacity: .76; transform: translate3d(-10px, 0, 0); clip-path: inset(69% 0 4% 0); filter: blur(5px); }
  40% { opacity: .6; transform: translate3d(8px, 1px, 0); clip-path: inset(24% 0 52% 0); filter: blur(4px); }
  54% { opacity: .44; transform: translate3d(-6px, 0, 0); clip-path: inset(55% 0 20% 0); filter: blur(3px); }
  68% { opacity: .3; transform: translate3d(4px, 0, 0); clip-path: inset(8% 0 70% 0); filter: blur(2px); }
  82% { opacity: .16; transform: translate3d(-2px, 0, 0); clip-path: inset(0 0 0 0); filter: blur(1px); }
  100% { opacity: 0; transform: translate3d(0, 0, 0); clip-path: inset(0 0 0 0); filter: blur(0); }
}

/* ── Foto da UFV reposicionada para fora do hero (seção Sobre) ─────── */
.campus-figure {
  margin: 50px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow);
}
.campus-figure img {
  display: block;
  width: 100%;
  height: clamp(230px, 34vw, 400px);
  object-fit: cover;
  object-position: 50% 44%;
}
.campus-figure figcaption {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 17px 22px 20px;
}
.campus-figure span { color: var(--ink); font-size: .88rem; font-weight: 500; }
.campus-figure small { color: var(--muted); font-size: .73rem; letter-spacing: .03em; }


/* ── A superfície editorial sobe sobre o hero ──────────────────────── */
.demo-stage {
  position: relative;
  z-index: 5;
  margin-top: -28px;
  padding: clamp(82px, 10vw, 126px) 0;
  border-radius: 28px 28px 0 0;
  background: var(--bg);
  box-shadow: 0 -34px 90px rgba(5, 19, 16, .28);
}
.demo-stage__head { max-width: 790px; margin-bottom: 42px; }
.demo-stage .eyebrow { margin-bottom: 16px; }
.demo-stage .stats {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin: 0 0 54px;
  padding: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.demo-stage .stat {
  padding: 26px 24px;
  border-right: 1px solid var(--line);
}
.demo-stage .stat:first-child { padding-left: 0; }
.demo-stage .stat:last-child { border-right: 0; }
.demo-stage .stat__value {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.2vw, 3.4rem);
  font-weight: 400;
  line-height: 1;
}
.demo-stage .stat__label {
  max-width: 24ch;
  margin-top: 10px;
  font-size: .65rem;
  line-height: 1.55;
  letter-spacing: .12em;
}
.demo-stage .hero__demo { max-width: 1160px; margin-inline: auto; }
.demo-stage .screen {
  min-height: 600px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.demo-stage .panel--app { font-size: .70rem; }
.demo-stage .demo__caption { margin-top: 18px; }

/* ── Sistema editorial das demais seções ───────────────────────────── */
.section { padding: clamp(84px, 10vw, 132px) 0; }
.section__title {
  font-size: clamp(2rem, 4.3vw, 3.35rem);
  font-weight: 500;
  letter-spacing: -.032em;
  line-height: 1.12;
  text-wrap: balance;
}
.section .eyebrow,
.demo-stage .eyebrow {
  font-size: .67rem;
  letter-spacing: .25em;
}
.sobre__text p,
.card p,
.quote blockquote,
.faq__a { line-height: 1.82; }
/* Reseta a margem padrão do blockquote (senão a trilha do grid transborda em telas estreitas) */
.quote blockquote { margin: 0; }
.sobre__list li,
.card,
.quote,
.tool,
.cite {
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
}
.card,
.sobre__list li,
.quote { transition: border-color .35s ease, transform .35s cubic-bezier(.22, 1, .36, 1), box-shadow .35s ease; }
.card:hover,
.sobre__list li:hover,
.quote:hover { transform: translateY(-3px); }
.card__icon,
.sobre__icon { border-radius: 14px; }
.step__num { font-family: var(--font-display); font-size: 1.35rem; }
.faq__q { font-family: var(--font); font-weight: 500; }
.cite__caption { font-family: var(--font); }
.cta {
  background:
    radial-gradient(ellipse at 50% -10%, rgba(201, 162, 39, .15), transparent 58%),
    var(--cta-bg);
}
.cta h2 {
  font-size: clamp(2rem, 4.6vw, 3.8rem);
  font-weight: 400;
  letter-spacing: -.03em;
}
.cta p { line-height: 1.8; }
.footer { background: var(--footer-bg); }
.reveal { transition: opacity .8s cubic-bezier(.22, 1, .36, 1), transform .8s cubic-bezier(.22, 1, .36, 1); }

/* ── Responsivo ────────────────────────────────────────────────────── */
@media (max-width: 1240px) {
  .topbar__inner { height: 72px; }
  .nav { top: 72px; }
  body.landscape-ready .topbar:not(.is-solid) .nav a { color: var(--body); text-shadow: none; }
  body.landscape-ready .topbar:not(.is-solid) .nav a:hover { color: var(--gold-ink); }
}

@media (max-width: 1100px) {
  .hero__campus { display: none; }
  .hero__place { right: 24px; }
  .demo-stage .panel--app { font-size: .64rem; }
}

@media (max-width: 980px) {
  .hero__photo { object-position: 58% 50%; }
  .demo-stage .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .demo-stage .stat { border-bottom: 1px solid var(--line); }
  .demo-stage .stat:nth-child(2) { border-right: 0; }
  .demo-stage .stat:nth-child(3),
  .demo-stage .stat:nth-child(4) { border-bottom: 0; }
  .demo-stage .stat:nth-child(3) { padding-left: 0; }
}

@media (max-width: 760px) {
  .container { width: min(100% - 36px, 1160px); }
  .topbar__inner { width: calc(100% - 32px); }
  .hero__controls { display: none; }
  .hero {
    height: auto;
    min-height: 100svh;
  }
  .hero__grid {
    min-height: 100svh;
    padding-top: 112px;
    padding-bottom: 120px;
  }
  .hero__place { top: 92px; right: 20px; font-size: .55rem; }
  .hero .wordmark--xl { font-size: clamp(4.5rem, 19vw, 7rem); }
  .hero__typed-line { font-size: clamp(1.18rem, 4.8vw, 1.65rem); }
  .hero__sub { max-width: 54ch; font-size: .90rem; line-height: 1.72; }
  .hero .eyebrow { max-width: 46ch; margin-inline: auto; line-height: 1.8; }
  .hero__credits { left: 20px; bottom: 24px; }
  .hero__scroll { bottom: 38px; }
  .demo-stage { margin-top: -20px; border-radius: 20px 20px 0 0; }
  .demo-stage .screen { min-height: 560px; }
  .demo-stage .panel--app { font-size: .62rem; }
}

@media (max-width: 640px) {
  .hero__place, .hero__credits { display: none; }
  .hero__grid { padding-top: 98px; padding-bottom: 106px; }
  .hero .rule { margin-block: 21px; }
  .hero__cta { gap: 10px; margin-top: 26px; }
  .hero__cta .btn { padding: 11px 18px; font-size: .80rem; }
  .hero__scroll-line { height: 24px; }
  .demo-stage .stats { margin-bottom: 38px; }
  .demo-stage .stat { padding: 21px 14px; }
  .demo-stage .stat__label { font-size: .60rem; letter-spacing: .08em; }
  .demo-stage__head { margin-bottom: 32px; }
  .section { padding-block: 82px; }
}

@media (max-width: 420px) {
  .hero__sub { font-size: .85rem; }
  .hero__typed-line { min-height: 2.8em; }
  .hero .wordmark--xl { font-size: 4.7rem; }
  .hero__cta .btn { padding-inline: 15px; }
  .demo-stage .panel--app { font-size: .56rem; }
}

@media (prefers-reduced-motion: reduce) {
  .hero__photo { transform: none !important; filter: saturate(.92) !important; }
  .hero__copy { opacity: 1 !important; transform: none !important; }
  .hero .eyebrow, .hero .wordmark--xl, .hero .hero__typed-line,
  .hero .rule, .hero .hero__sub, .hero .hero__cta {
    opacity: 1 !important; transform: none !important; transition: none !important;
  }
  /* Marca já nítida, sem glitch */
  .hero .wordmark--xl { animation: none !important; filter: none !important; letter-spacing: -.02em; }
  .hero .wordmark--xl::before, .hero .wordmark--xl::after { animation: none !important; opacity: 0 !important; }
  .hero__scroll { animation: none !important; -webkit-mask-image: none; mask-image: none; }
  .hero__mist { display: none; }
  .hero__veil { display: none; }
  .hero__canvas { opacity: .55 !important; }
  .hero__scroll-chev { animation: none; transform: none; opacity: .85; }
}