/* Shift Systems · posicionamento AI-first
   Componentes editoriais que ampliam a identidade existente sem substituir
   os tokens, a tipografia, os controles de movimento ou os componentes base. */

.ai-home,
.ai-page {
  background:
    radial-gradient(900px 640px at 86% 2%, rgba(33, 82, 120, 0.3), transparent 68%),
    radial-gradient(780px 520px at 4% 18%, rgba(181, 107, 255, 0.08), transparent 72%),
    #071522;
}

.ai-home main,
.ai-page main {
  position: relative;
  isolation: isolate;
}

/* A home não usa .cinema-inner, então repete aqui o botão das páginas internas:
   dourado chapado e canto de 2px, como o .cinema-button da abertura antiga. */
.ai-home main .btn-primary {
  background: var(--cinema-gold);
  box-shadow: none;
  border-radius: 2px !important;
  color: #10202c;
}

.ai-home main .btn-ghost {
  border-radius: 2px !important;
  box-shadow: none;
}

.ai-shell {
  width: min(100% - 3rem, 1280px);
  margin-inline: auto;
}

.ai-section {
  position: relative;
  padding-block: clamp(4.5rem, 9vw, 8rem);
}

.ai-section + .ai-section {
  border-top: 1px solid rgba(148, 186, 188, 0.13);
}

.ai-section-heading {
  max-width: 860px;
  margin-bottom: clamp(2rem, 5vw, 4.25rem);
}

.ai-section-heading h2 {
  margin: 0;
  color: var(--paper);
  font-size: clamp(2.25rem, 5vw, 4.6rem);
  font-weight: 450;
  letter-spacing: -0.055em;
  line-height: 1.02;
  text-wrap: balance;
}

.ai-section-heading > p:not(.eyebrow) {
  max-width: 720px;
  margin: 1.35rem 0 0;
  color: rgba(246, 245, 241, 0.66);
  font-size: clamp(1rem, 1.7vw, 1.18rem);
  line-height: 1.75;
}

.ai-hero {
  position: relative;
  min-height: 100svh;
  padding: clamp(8.5rem, 14vw, 11rem) 0 clamp(5rem, 9vw, 8rem);
  overflow: hidden;
}

.ai-hero::before {
  position: absolute;
  inset: 0;
  content: '';
  pointer-events: none;
  background-image:
    linear-gradient(rgba(148, 186, 188, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 186, 188, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(to bottom, black, transparent 92%);
  mask-image: linear-gradient(to bottom, black, transparent 92%);
}

.ai-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
}

.ai-hero-copy {
  position: relative;
  z-index: 2;
}

.ai-hero h1 {
  max-width: 820px;
  margin: 1.5rem 0 0;
  color: var(--paper);
  font-size: clamp(3.35rem, 6.3vw, 6.6rem);
  font-weight: 450;
  letter-spacing: -0.068em;
  line-height: 0.96;
  text-wrap: balance;
}

.ai-hero h1 em {
  color: var(--cinema-gold);
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 1.08em;
  font-weight: 500;
}

.ai-hero-lead {
  max-width: 720px;
  margin: 2rem 0 0;
  color: rgba(246, 245, 241, 0.84);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  line-height: 1.55;
}

.ai-hero-support {
  max-width: 680px;
  margin: 1rem 0 0;
  color: rgba(246, 245, 241, 0.6);
  font-size: 1rem;
  line-height: 1.7;
}

.ai-hero-actions,
.ai-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
  margin-top: 2rem;
}

.ai-hero-meta {
  margin-top: 1.25rem;
  color: rgba(246, 245, 241, 0.68);
  font-family: 'Geist Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ai-hero-art {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  border: 1px solid rgba(148, 186, 188, 0.18);
  border-radius: 4px;
  background:
    radial-gradient(circle at 50% 50%, rgba(181, 107, 255, 0.14), transparent 36%),
    linear-gradient(145deg, rgba(19, 43, 58, 0.78), rgba(6, 17, 29, 0.82));
}

.ai-hero-art::before,
.ai-hero-art::after {
  position: absolute;
  z-index: 2;
  right: 1.25rem;
  left: 1.25rem;
  display: flex;
  justify-content: space-between;
  color: rgba(169, 189, 202, 0.74);
  font-family: 'Geist Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  pointer-events: none;
}

.ai-hero-art::before {
  top: 1.2rem;
  content: 'PROCESSOS REAIS  /  IA CONECTADA';
}

.ai-hero-art::after {
  bottom: 1.2rem;
  content: 'EXECUTA  ·  OPERA  ·  ANALISA  ·  RECOMENDA';
  color: var(--cinema-gold);
}

.ai-hero-art .hero-visual {
  position: absolute;
  inset: 2.5rem 0;
  width: 100%;
  height: auto;
}

.ai-hero-art .hero-visual-canvas {
  -webkit-mask-image: radial-gradient(ellipse at center, black 48%, transparent 88%);
  mask-image: radial-gradient(ellipse at center, black 48%, transparent 88%);
}

.ai-hero-art hero-shift {
  opacity: 1 !important;
}

.ai-rail {
  position: absolute;
  z-index: 3;
  right: 1.25rem;
  top: 4.2rem;
  display: grid;
  gap: 0.65rem;
  pointer-events: none;
}

.ai-rail span {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.6rem;
  color: rgba(246, 245, 241, 0.66);
  font-family: 'Geist Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ai-rail span::after {
  width: 1.75rem;
  height: 1px;
  content: '';
  background: rgba(237, 188, 117, 0.58);
}

.ai-copy-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(2rem, 7vw, 7rem);
  align-items: start;
}

.ai-copy-grid > :last-child {
  color: rgba(246, 245, 241, 0.7);
  font-size: clamp(1rem, 1.5vw, 1.14rem);
  line-height: 1.85;
}

.ai-copy-grid p {
  margin: 0;
}

.ai-copy-grid p + p {
  margin-top: 1.35rem;
}

.provocation-list {
  display: grid;
  gap: 0.8rem;
  margin: 1.5rem 0;
  padding: 0;
  list-style: none;
}

.provocation-list li {
  position: relative;
  padding-left: 1.5rem;
}

.provocation-list li::before {
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  content: '';
  background: var(--cinema-gold);
  box-shadow: 0 0 18px rgba(237, 188, 117, 0.45);
}

.ai-statement {
  color: var(--paper);
  font-size: clamp(1.25rem, 2.2vw, 1.7rem);
  line-height: 1.55;
}

.level-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  align-items: stretch;
}

.level-card {
  position: relative;
  min-height: 360px;
  padding: 1.5rem;
  overflow: hidden;
  border: 1px solid rgba(148, 186, 188, 0.18);
  border-radius: 4px;
  background: linear-gradient(155deg, rgba(20, 43, 56, 0.82), rgba(7, 21, 34, 0.92));
  transition: border-color 0.25s, transform 0.25s, background 0.25s;
}

/* A escada sobe pela margem, não pela altura: os cards esticam até a base da
   linha, então o degrau continua certo mesmo quando um texto é mais longo. */
.level-card:nth-child(1) { margin-top: 135px; }
.level-card:nth-child(2) { margin-top: 90px; }
.level-card:nth-child(3) { margin-top: 45px; }

.level-card:hover {
  border-color: rgba(237, 188, 117, 0.55);
  background: linear-gradient(155deg, rgba(30, 52, 62, 0.9), rgba(7, 21, 34, 0.94));
  transform: translateY(-4px);
}

.level-number {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(148, 186, 188, 0.16);
  color: var(--cinema-gold);
  font-family: 'Geist Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.level-number strong {
  color: transparent;
  font-size: 3.2rem;
  font-weight: 300;
  letter-spacing: -0.08em;
  -webkit-text-stroke: 1px rgba(237, 188, 117, 0.54);
}

.level-card h3 {
  margin: 1.4rem 0 0;
  color: var(--paper);
  font-size: 1.6rem;
  font-weight: 480;
  letter-spacing: -0.035em;
}

.level-card > p {
  margin: 1rem 0 0;
  color: rgba(246, 245, 241, 0.64);
  line-height: 1.7;
}

.level-result {
  margin-top: 1.5rem !important;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(148, 186, 188, 0.14);
  color: rgba(246, 245, 241, 0.86) !important;
  font-style: italic;
}

.level-close {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem 2rem;
  align-items: center;
  justify-content: space-between;
  margin-top: 2rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(237, 188, 117, 0.3);
  border-bottom: 1px solid rgba(237, 188, 117, 0.3);
}

.level-close strong {
  color: var(--paper);
  font-size: clamp(1.2rem, 2.2vw, 1.65rem);
  font-weight: 500;
}

.process-list {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(148, 186, 188, 0.18);
  border-radius: 4px;
  background: rgba(148, 186, 188, 0.18);
}

.process-step {
  position: relative;
  min-height: 300px;
  padding: clamp(1.6rem, 4vw, 2.75rem);
  background: #0a1b29;
}

.process-step > span {
  color: var(--cinema-gold);
  font-family: 'Geist Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.process-step h3 {
  max-width: 520px;
  margin: 1.25rem 0 0;
  color: var(--paper);
  font-size: clamp(1.45rem, 3vw, 2.25rem);
  font-weight: 450;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.process-step p {
  max-width: 560px;
  margin: 1rem 0 0;
  color: rgba(246, 245, 241, 0.64);
  line-height: 1.75;
}

.entry-grid,
.segment-grid,
.safety-grid,
.solution-grid,
.commercial-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.entry-card,
.segment-card,
.safety-card,
.solution-card,
.commercial-card,
.base-card {
  position: relative;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid rgba(148, 186, 188, 0.18);
  border-radius: 4px;
  background: linear-gradient(145deg, rgba(20, 43, 56, 0.68), rgba(7, 21, 34, 0.88));
}

.entry-card h3,
.segment-card h3,
.safety-card h3,
.solution-card h3,
.commercial-card h3,
.base-card h3 {
  margin: 0;
  color: var(--paper);
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  font-weight: 480;
  letter-spacing: -0.04em;
}

.entry-card p,
.segment-card p,
.safety-card p,
.solution-card p,
.commercial-card p,
.base-card p {
  margin: 1rem 0 0;
  color: rgba(246, 245, 241, 0.64);
  line-height: 1.7;
}

.entry-card .text-link {
  margin-top: 1.5rem;
}

.segment-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.segment-card {
  min-height: 330px;
}

.segment-card ul,
.solution-card ul,
.base-card ul {
  display: grid;
  gap: 0.75rem;
  margin: 1.25rem 0 0;
  padding: 0;
  color: rgba(246, 245, 241, 0.65);
  line-height: 1.55;
  list-style: none;
}

.segment-card li,
.solution-card li,
.base-card li {
  position: relative;
  padding-left: 1.1rem;
}

.segment-card li::before,
.solution-card li::before,
.base-card li::before {
  position: absolute;
  top: 0.7em;
  left: 0;
  width: 0.3rem;
  height: 0.3rem;
  border-radius: 50%;
  content: '';
  background: var(--cinema-gold);
}

.safety-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.safety-card {
  min-height: 250px;
}

.safety-icon {
  display: grid;
  width: 2.6rem;
  height: 2.6rem;
  margin-bottom: 1.35rem;
  place-items: center;
  border: 1px solid rgba(237, 188, 117, 0.35);
  color: var(--cinema-gold);
  font-family: 'Geist Mono', monospace;
}

.ai-cta {
  position: relative;
  padding: clamp(3rem, 7vw, 6rem);
  overflow: hidden;
  border: 1px solid rgba(237, 188, 117, 0.28);
  background:
    radial-gradient(circle at 84% 20%, rgba(181, 107, 255, 0.16), transparent 38%),
    linear-gradient(140deg, rgba(23, 53, 67, 0.92), rgba(7, 21, 34, 0.96));
}

.ai-cta::after {
  position: absolute;
  right: -4rem;
  bottom: -8rem;
  width: 20rem;
  height: 20rem;
  border: 1px solid rgba(237, 188, 117, 0.12);
  border-radius: 50%;
  box-shadow: 0 0 0 3rem rgba(237, 188, 117, 0.025), 0 0 0 7rem rgba(237, 188, 117, 0.02);
  content: '';
}

.ai-cta h2 {
  position: relative;
  z-index: 1;
  max-width: 930px;
  margin: 0;
  color: var(--paper);
  font-size: clamp(2.35rem, 5.4vw, 5.2rem);
  font-weight: 450;
  letter-spacing: -0.058em;
  line-height: 1.02;
  text-wrap: balance;
}

.ai-cta > p {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 1.35rem 0 0;
  color: rgba(246, 245, 241, 0.68);
  font-size: 1.08rem;
  line-height: 1.7;
}

.ai-cta-actions,
.ai-cta-meta {
  position: relative;
  z-index: 1;
}

.ai-cta-meta {
  margin-top: 1.2rem;
  color: rgba(246, 245, 241, 0.62);
  font-family: 'Geist Mono', monospace;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Página de soluções */
.solution-level {
  display: grid;
  grid-template-columns: minmax(210px, 0.34fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 5vw, 4.5rem);
  padding-block: clamp(2.5rem, 6vw, 5rem);
  border-top: 1px solid rgba(148, 186, 188, 0.18);
}

.solution-level:first-child {
  border-top: 0;
}

.solution-level-header {
  position: sticky;
  top: 8rem;
  align-self: start;
}

.solution-level-header strong {
  display: block;
  color: transparent;
  font-size: clamp(4.5rem, 10vw, 8rem);
  font-weight: 300;
  letter-spacing: -0.09em;
  line-height: 0.8;
  -webkit-text-stroke: 1px rgba(237, 188, 117, 0.5);
}

.solution-level-header h2 {
  margin: 1.3rem 0 0;
  color: var(--paper);
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  font-weight: 460;
  letter-spacing: -0.045em;
}

.solution-level-header p {
  margin: 0.75rem 0 0;
  color: rgba(246, 245, 241, 0.58);
  line-height: 1.65;
}

.solution-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.solution-card {
  min-height: 240px;
}

.base-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

/* Segmentos */
.segment-detail {
  padding-block: clamp(4rem, 8vw, 7rem);
  border-top: 1px solid rgba(148, 186, 188, 0.16);
}

.segment-detail-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 7vw, 7rem);
  align-items: start;
}

.segment-detail-heading h2 {
  margin: 0;
  color: var(--paper);
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  font-weight: 450;
  letter-spacing: -0.055em;
  line-height: 1;
}

.segment-pains {
  padding: 1.5rem;
  border-left: 1px solid rgba(237, 188, 117, 0.45);
  color: rgba(246, 245, 241, 0.68);
  line-height: 1.75;
}

.segment-levels {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 3rem;
}

.segment-level {
  padding: 1.35rem;
  border: 1px solid rgba(148, 186, 188, 0.17);
  background: rgba(10, 30, 43, 0.7);
}

.segment-level > span {
  color: var(--cinema-gold);
  font-family: 'Geist Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.segment-level h3 {
  margin: 0.85rem 0 0;
  color: var(--paper);
  font-size: 1.15rem;
  font-weight: 500;
}

.segment-level ul {
  display: grid;
  gap: 0.65rem;
  margin: 1rem 0 0;
  padding-left: 1.1rem;
  color: rgba(246, 245, 241, 0.58);
  font-size: 0.92rem;
  line-height: 1.55;
}

/* Diagnóstico */
.quiz-field {
  width: 100%;
  min-height: 48px;
  padding: 0.8rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 4px;
  outline: 0;
  background: rgba(7, 21, 34, 0.72);
  color: var(--paper);
}

.quiz-field::placeholder {
  color: rgba(246, 245, 241, 0.4);
}

.quiz-field:focus {
  border-color: var(--cinema-gold);
  box-shadow: 0 0 0 3px rgba(237, 188, 117, 0.12);
}

.consent-row {
  display: grid;
  grid-template-columns: 1.25rem 1fr;
  gap: 0.8rem;
  align-items: start;
  color: rgba(246, 245, 241, 0.68);
  font-size: 0.92rem;
  line-height: 1.55;
}

.consent-row input {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.15rem;
  accent-color: var(--accent);
}

.diagnostic-stair {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.65rem;
  align-items: end;
  margin-top: 2rem;
}

.diagnostic-level {
  display: flex;
  min-height: 78px;
  padding: 0.85rem;
  border: 1px solid rgba(148, 186, 188, 0.18);
  align-items: flex-end;
  background: rgba(7, 21, 34, 0.8);
  color: rgba(246, 245, 241, 0.48);
  font-family: 'Geist Mono', monospace;
  font-size: 0.68rem;
  line-height: 1.45;
  text-transform: uppercase;
}

.diagnostic-level:nth-child(2) { min-height: 96px; }
.diagnostic-level:nth-child(3) { min-height: 114px; }
.diagnostic-level:nth-child(4) { min-height: 132px; }

.diagnostic-level.is-current {
  border-color: var(--cinema-gold);
  background: linear-gradient(150deg, rgba(237, 188, 117, 0.17), rgba(7, 21, 34, 0.9));
  color: var(--paper);
  box-shadow: inset 0 3px 0 var(--cinema-gold);
}

.foundation-note {
  margin-top: 0.75rem;
  padding: 0.9rem 1rem;
  border-left: 3px solid var(--purple);
  background: rgba(181, 107, 255, 0.08);
  color: rgba(246, 245, 241, 0.72);
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.result-block {
  padding: 1.25rem;
  border: 1px solid rgba(148, 186, 188, 0.16);
  background: rgba(7, 21, 34, 0.56);
}

.result-block > span {
  color: rgba(246, 245, 241, 0.5);
  font-family: 'Geist Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.result-block p {
  margin: 0.65rem 0 0;
  color: rgba(246, 245, 241, 0.74);
  line-height: 1.65;
}

.privacy-status {
  min-height: 1.5em;
  color: rgba(246, 245, 241, 0.58);
  font-size: 0.82rem;
}

@media (max-width: 1100px) {
  .ai-hero-grid {
    grid-template-columns: 1fr;
  }

  .ai-hero-art {
    min-height: 420px;
  }

  .level-grid,
  .segment-levels,
  .safety-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .level-card,
  .level-card:nth-child(n) {
    min-height: 0;
    margin-top: 0;
  }

  .solution-level {
    grid-template-columns: 1fr;
  }

  .solution-level-header {
    position: static;
  }

  .solution-level-header strong {
    font-size: 4.5rem;
  }
}

@media (max-width: 767px) {
  .ai-shell {
    width: min(100% - 2rem, 1280px);
  }

  .ai-section {
    padding-block: 4.5rem;
  }

  .ai-hero {
    min-height: 0;
    padding-top: 7.5rem;
  }

  .ai-hero h1 {
    font-size: clamp(3rem, 14vw, 4.6rem);
    line-height: 0.98;
  }

  .ai-hero-art {
    min-height: 330px;
  }

  .ai-hero-art::before,
  .ai-hero-art::after {
    right: 0.85rem;
    left: 0.85rem;
    font-size: 0.62rem;
    letter-spacing: 0.04em;
  }

  .ai-rail {
    display: none;
  }

  .ai-copy-grid,
  .segment-detail-heading {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .level-grid,
  .process-list,
  .entry-grid,
  .segment-grid,
  .safety-grid,
  .solution-grid,
  .commercial-grid,
  .base-grid,
  .segment-levels,
  .result-grid {
    grid-template-columns: 1fr;
  }

  .level-card,
  .segment-card,
  .safety-card,
  .solution-card,
  .process-step {
    min-height: 0;
  }

  .ai-hero-actions,
  .ai-cta-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .ai-hero-actions a,
  .ai-cta-actions a {
    width: 100%;
    min-height: 52px;
    justify-content: center;
    text-align: center;
  }

  .diagnostic-stair {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .diagnostic-level,
  .diagnostic-level:nth-child(n) {
    min-height: 58px;
    align-items: center;
  }
}

@media (max-width: 380px) {
  .ai-shell {
    width: min(100% - 1.5rem, 1280px);
  }

  .ai-hero h1 {
    font-size: clamp(2.7rem, 13.2vw, 3.6rem);
  }

  .ai-hero-art {
    min-height: 290px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .level-card,
  .entry-card,
  .segment-card,
  .safety-card,
  .solution-card {
    transition: none;
  }
}