/* ============================================================
   QUILOMBO URBANO — SITE INSTITUCIONAL
   ============================================================ */

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13,11,10,0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--k-black-line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--sp-3);
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--f-display);
  font-weight: 400;
  font-size: var(--step-1);
  letter-spacing: -0.01em;
}

.nav__brand .k-mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
}

.nav__links ul {
  display: flex;
  gap: var(--sp-4);
  font-size: var(--step--1);
  font-weight: 600;
}

.nav__links a {
  position: relative;
  padding-block: 4px;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--k-yellow);
  transition: width var(--dur-2) var(--ease-out);
}
.nav__links a:hover::after { width: 100%; }

.nav__cta { display: flex; gap: var(--sp-2); }

.nav__toggle {
  display: none;
  background: none; border: none;
  width: 44px; height: 44px;
  position: relative;
}
.nav__toggle span,
.nav__toggle span::before,
.nav__toggle span::after {
  content: "";
  position: absolute;
  left: 10px; right: 10px;
  height: 2px;
  background: var(--k-bone);
  transition: transform var(--dur-1), opacity var(--dur-1);
}
.nav__toggle span { top: 21px; }
.nav__toggle span::before { top: -8px; }
.nav__toggle span::after { top: 8px; }

@media (max-width: 900px) {
  .nav__links { display: none; }
  .nav__toggle { display: block; }

  .nav__links.is-open {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--k-black-soft);
    border-bottom: 1px solid var(--k-black-line);
    padding: var(--sp-4);
    gap: var(--sp-4);
  }
  .nav__links.is-open ul {
    flex-direction: column;
    gap: var(--sp-3);
  }
  .nav__cta { flex-direction: column; width: 100%; }
}

/* --- Hero --- */
.hero {
  position: relative;
  padding-block: var(--sp-7) var(--sp-6);
  overflow: hidden;
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 140%;
  background:
    radial-gradient(ellipse 60% 50% at 15% 10%, rgba(181,34,42,0.28), transparent 60%),
    radial-gradient(ellipse 55% 45% at 90% 20%, rgba(31,110,67,0.28), transparent 60%),
    radial-gradient(ellipse 70% 60% at 50% 100%, rgba(232,185,35,0.10), transparent 60%);
  z-index: -1;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--sp-6);
  align-items: center;
}

@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
}

.hero__eyebrow { margin-bottom: var(--sp-3); }

.hero h1 {
  font-size: var(--step-5);
  margin-bottom: var(--sp-3);
}

.hero h1 .accent-red { color: var(--k-red); }
.hero h1 .accent-yellow { color: var(--k-yellow); }
.hero h1 .accent-green { color: var(--k-green); }

.hero__lead {
  font-size: var(--step-1);
  color: var(--k-bone-dim);
  max-width: 46ch;
  margin-bottom: var(--sp-4);
}

.hero__cta {
  display: flex;
  gap: var(--sp-3);
  flex-wrap: wrap;
}

/* --- Sinal / marca gráfica no hero: adinkra-like SVG --- */
.hero__mark {
  position: relative;
  aspect-ratio: 1;
  max-width: 420px;
  margin-inline: auto;
}

.hero__mark svg { width: 100%; height: 100%; }

.hero__mark .ring-slow { animation: spin 60s linear infinite; transform-origin: 50% 50%; }
.hero__mark .ring-med { animation: spin 40s linear infinite reverse; transform-origin: 50% 50%; }

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@media (prefers-reduced-motion: reduce) {
  .hero__mark .ring-slow, .hero__mark .ring-med { animation: none; }
}

/* --- Seções genéricas --- */
.section {
  padding-block: var(--sp-6);
}

.section__head {
  max-width: 62ch;
  margin-bottom: var(--sp-5);
}

.section__head h2 {
  font-size: var(--step-3);
  margin-top: var(--sp-2);
}

.section--alt {
  background: var(--k-black-soft);
  border-top: 1px solid var(--k-black-line);
  border-bottom: 1px solid var(--k-black-line);
}

/* --- Missão / pilares --- */
.pilares {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}

@media (max-width: 900px) {
  .pilares { grid-template-columns: 1fr; }
}

.pilar {
  position: relative;
  padding: var(--sp-4);
  background: var(--k-black-soft);
  border: 1px solid var(--k-black-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--dur-2) var(--ease-out), border-color var(--dur-2);
}

.pilar::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
}

.pilar:hover { transform: translateY(-6px); }

.pilar--arte::before { background: var(--k-red); }
.pilar--educ::before { background: var(--k-yellow); }
.pilar--dir::before { background: var(--k-green); }

.pilar:hover.pilar--arte { border-color: var(--k-red); }
.pilar:hover.pilar--educ { border-color: var(--k-yellow); }
.pilar:hover.pilar--dir { border-color: var(--k-green); }

.pilar__icon {
  width: 52px; height: 52px;
  margin-bottom: var(--sp-3);
}

.pilar h3 {
  font-size: var(--step-1);
  margin-bottom: var(--sp-2);
}

.pilar p {
  color: var(--k-bone-dim);
  font-size: var(--step--1);
}

/* --- Timeline (história) --- */
.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
}

.timeline::before {
  content: "";
  position: absolute;
  left: 108px;
  top: 12px; bottom: 12px;
  width: 2px;
  background: repeating-linear-gradient(
    180deg,
    var(--k-red) 0 12px,
    var(--k-yellow) 12px 24px,
    var(--k-green) 24px 36px
  );
}

@media (max-width: 720px) {
  .timeline::before { left: 46px; }
}

.timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: var(--sp-4);
  align-items: start;
}

@media (max-width: 720px) {
  .timeline__item { grid-template-columns: 46px 1fr; }
}

.timeline__year {
  font-family: var(--f-display);
  font-weight: 400;
  font-size: var(--step-3);
  color: var(--k-yellow);
  line-height: 1;
  position: relative;
}

@media (max-width: 720px) {
  .timeline__year { font-size: var(--step-1); }
}

.timeline__year::after {
  content: "";
  position: absolute;
  right: -25px; top: 8px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--k-red);
  box-shadow: 0 0 0 5px var(--k-black), 0 0 0 6px var(--k-black-line);
}

@media (max-width: 720px) {
  .timeline__year::after { right: -33px; }
}

.timeline__body {
  background: var(--k-black-soft);
  border: 1px solid var(--k-black-line);
  border-radius: var(--radius-md);
  padding: var(--sp-4);
}

.timeline__body h3 {
  font-size: var(--step-1);
  margin-bottom: var(--sp-2);
  color: var(--k-bone);
}

.timeline__body p {
  color: var(--k-bone-dim);
}

/* --- Sugestão de oficina --- */
.tipos-atividade {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
  margin-bottom: var(--sp-5);
}
@media (max-width: 900px) {
  .tipos-atividade { grid-template-columns: 1fr; }
}

.tipo-card {
  padding: var(--sp-3);
  border: 1px dashed var(--k-black-line);
  border-radius: var(--radius-md);
  text-align: center;
}
.tipo-card__icon {
  width: 40px; height: 40px;
  margin-inline: auto;
  margin-bottom: var(--sp-2);
}
.tipo-card h3 { font-size: var(--step-0); margin-bottom: var(--sp-1); }
.tipo-card p { font-size: var(--step--1); color: var(--k-bone-dim); }

.form-panel {
  background: var(--k-black-soft);
  border: 1px solid var(--k-black-line);
  border-radius: var(--radius-lg);
  padding: var(--sp-5);
}

@media (max-width: 640px) {
  .form-panel { padding: var(--sp-4); }
}

.form-note {
  margin-top: var(--sp-2);
  font-size: var(--step--1);
  color: var(--k-bone-dim);
}

.form-status {
  margin-top: var(--sp-3);
  font-size: var(--step--1);
  font-weight: 700;
  display: none;
}
.form-status.is-visible { display: block; }
.form-status.ok { color: var(--k-green); }
.form-status.err { color: var(--k-red); }

/* --- Instagram posts --- */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-3);
}
@media (max-width: 900px) { .posts-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .posts-grid { grid-template-columns: 1fr; } }

.post-card {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--k-black-line);
  display: flex;
  align-items: flex-end;
  background-size: cover;
  background-position: center;
}

.post-card::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.85) 100%);
}

.post-card__label {
  position: relative;
  z-index: 1;
  padding: var(--sp-3);
  font-size: var(--step--1);
  font-weight: 700;
}

.posts-cta {
  text-align: center;
  margin-top: var(--sp-4);
}

/* --- Contato --- */
.contato-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--sp-5);
}
@media (max-width: 900px) { .contato-grid { grid-template-columns: 1fr; } }

.contato-info__item {
  display: flex;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
}

.contato-info__icon {
  width: 44px; height: 44px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: var(--k-black-soft);
  border: 1px solid var(--k-black-line);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contato-info__icon svg { width: 22px; height: 22px; }

.contato-info h3 {
  font-size: var(--step-0);
  margin-bottom: 4px;
}
.contato-info p, .contato-info a { color: var(--k-bone-dim); font-size: var(--step--1); }
.contato-info a:hover { color: var(--k-yellow); }

.mapa-frame {
  margin-top: var(--sp-4);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--k-black-line);
  filter: grayscale(1) invert(0.92) contrast(0.85);
  aspect-ratio: 16/10;
}
.mapa-frame iframe { width: 100%; height: 100%; border: 0; }

/* --- Footer --- */
.site-footer {
  background: var(--k-black-soft);
  border-top: 1px solid var(--k-black-line);
  padding-block: var(--sp-6) var(--sp-4);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: var(--sp-5);
  margin-bottom: var(--sp-5);
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--f-display);
  font-weight: 400;
  font-size: var(--step-1);
  margin-bottom: var(--sp-2);
}
.footer-brand .k-mark { width: 34px; height: 34px; }

.footer-col h4 {
  font-family: var(--f-mono);
  font-size: var(--step--1);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--k-yellow);
  margin-bottom: var(--sp-3);
  font-weight: 700;
}

.footer-col ul { display: flex; flex-direction: column; gap: var(--sp-2); }
.footer-col a { color: var(--k-bone-dim); font-size: var(--step--1); }
.footer-col a:hover { color: var(--k-bone); }

.footer-social {
  display: flex;
  gap: var(--sp-2);
}
.footer-social a {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--k-black-line);
  display: flex;
  align-items: center;
  justify-content: center;
}
.footer-social a:hover { border-color: var(--k-yellow); color: var(--k-yellow); }
.footer-social svg { width: 18px; height: 18px; }

.footer-bottom {
  padding-top: var(--sp-4);
  border-top: 1px solid var(--k-black-line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-2);
  font-size: var(--step--1);
  color: var(--k-bone-dim);
}

.footer-bottom .member-link {
  font-family: var(--f-mono);
  color: var(--k-bone-dim);
  border: 1px solid var(--k-black-line);
  padding: 0.5em 1em;
  border-radius: var(--radius-sm);
  transition: border-color var(--dur-1), color var(--dur-1);
}
.footer-bottom .member-link:hover {
  border-color: var(--k-green);
  color: var(--k-green);
}