/* ═══════════════════════════════════════════════════════════════════
   EQUILÍBRIO — portfolio.css
   Estilos das páginas individuais de portfólio
═══════════════════════════════════════════════════════════════════ */

/* ─── Back link ──────────────────────────────────────────────────── */
.porto-back {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: rgba(255,255,255,.75);
  text-decoration: none;
  margin-bottom: var(--space-xl);
  transition: color var(--duration) var(--ease);
}
.porto-back svg { flex-shrink: 0; }
.porto-back:hover { color: var(--white); }

/* ─── Hero ───────────────────────────────────────────────────────── */
.porto-hero {
  min-height: 480px;
  position: relative;
  display: flex;
  align-items: flex-end;
  padding-top: var(--header-h);
  overflow: hidden;
}

.porto-hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.04);
  transition: transform 8s ease;
}

.porto-hero:hover .porto-hero__bg { transform: scale(1); }

.porto-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(20,30,10,.92) 0%,
    rgba(20,30,10,.55) 50%,
    rgba(20,30,10,.25) 100%
  );
}

.porto-hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: var(--space-4xl) 0 var(--space-3xl);
}

.porto-hero__setor {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--brand-gold);
  margin-bottom: var(--space-md);
}

.porto-hero__titulo {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.porto-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.porto-meta-chip {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .8rem;
  font-weight: 500;
  color: rgba(255,255,255,.8);
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 100px;
  padding: .35rem .9rem;
  backdrop-filter: blur(6px);
}

/* Hero sem imagem (degradê) */
.porto-hero--gradient .porto-hero__bg {
  background: linear-gradient(135deg, #1A2B0E 0%, var(--brand-dark-2) 50%, #2A1508 100%);
}

/* ─── Layout principal ───────────────────────────────────────────── */
.porto-body {
  padding: var(--space-5xl) 0;
}

.porto-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: var(--space-4xl);
  align-items: start;
}

/* ─── Conteúdo ───────────────────────────────────────────────────── */
.porto-content__eyebrow {
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--brand-orange);
  margin-bottom: var(--space-md);
}

.porto-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.25;
  margin-bottom: var(--space-xl);
}

.porto-content h2 em {
  font-style: italic;
  color: var(--brand-orange);
}

.porto-content p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-2);
  margin-bottom: var(--space-lg);
}

.porto-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.porto-tag {
  font-size: .78rem;
  font-weight: 500;
  padding: .3rem .85rem;
  border-radius: 100px;
  background: var(--cream-dk);
  color: var(--text-2);
  border: 1px solid var(--stone);
}

/* ─── Lista de tópicos ───────────────────────────────────────────── */
.porto-lista {
  list-style: none;
  padding: 0;
  margin: var(--space-md) 0 var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.porto-lista li {
  padding-left: 1.4rem;
  position: relative;
  color: var(--text-2);
  font-size: 1rem;
  line-height: 1.6;
}

.porto-lista li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--brand-orange);
  font-weight: 700;
}

/* ─── Citação de destaque ────────────────────────────────────────── */
.porto-quote {
  margin: var(--space-2xl) 0 var(--space-xl);
  padding: var(--space-lg) var(--space-xl);
  border-left: 4px solid var(--brand-orange);
  background: var(--cream-dk, #f0ebe3);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-1);
  font-style: italic;
}

.porto-quote strong {
  font-style: normal;
  color: var(--text-1);
}

/* ─── Links externos ─────────────────────────────────────────────── */
.porto-links {
  margin: var(--space-xl) 0;
  padding: var(--space-lg);
  background: var(--cream-dk, #f0ebe3);
  border-radius: var(--radius);
  border: 1px solid var(--stone, #d8d0c4);
}

.porto-links__title {
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-3, #888);
  margin: 0 0 var(--space-md);
}

.porto-link {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: var(--brand-orange);
  font-weight: 500;
  font-size: .95rem;
  text-decoration: none;
  padding: .4rem 0;
  border-bottom: 1px solid transparent;
  transition: border-color .2s, gap .2s;
}

.porto-link:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.porto-link:hover {
  border-bottom-color: var(--brand-orange);
  gap: .75rem;
}

/* ─── Sidebar ────────────────────────────────────────────────────── */
.porto-sidebar {
  position: sticky;
  top: calc(var(--header-h) + var(--space-xl));
}

.porto-card {
  background: var(--white);
  border: 1px solid var(--cream-dk);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-lg);
}

.porto-card__title {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--muted);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--cream-dk);
}

.porto-info-item {
  display: flex;
  flex-direction: column;
  gap: .2rem;
  margin-bottom: var(--space-md);
}

.porto-info-item:last-child { margin-bottom: 0; }

.porto-info-item strong {
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
}

.porto-info-item span {
  font-size: .92rem;
  font-weight: 600;
  color: var(--text);
}

.porto-client-logo {
  max-width: 140px;
  max-height: 54px;
  object-fit: contain;
  display: block;
  margin-top: .4rem;
}

.porto-client-logo--xl {
  max-width: 180px;
  max-height: 90px;
}

.porto-client-logo--dark-bg {
  background: #1c2b4a;
  border-radius: 8px;
  padding: .5rem .75rem;
}

.porto-back-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  width: 100%;
  padding: .85rem 1rem;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--stone);
  background: transparent;
  font-size: .85rem;
  font-weight: 600;
  color: var(--text-2);
  text-decoration: none;
  transition: all var(--duration) var(--ease);
}

.porto-back-btn:hover {
  border-color: var(--brand-orange);
  color: var(--brand-orange);
  background: rgba(200,70,35,.05);
}

/* ─── Galeria ────────────────────────────────────────────────────── */
.porto-galeria {
  padding: var(--space-5xl) 0;
  background: var(--cream-dk);
}

.porto-galeria .section__header {
  margin-bottom: var(--space-3xl);
}

.galeria-grid {
  columns: 3;
  column-gap: 1rem;
}

.galeria-item {
  break-inside: avoid;
  margin-bottom: 1rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: zoom-in;
  position: relative;
  background: var(--stone);
}

.galeria-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform .5s var(--ease);
}

.galeria-item__overlay {
  position: absolute;
  inset: 0;
  background: rgba(20,30,10,0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .3s var(--ease);
}

.galeria-item__overlay svg {
  color: white;
  opacity: 0;
  transform: scale(.7);
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}

.galeria-item:hover img { transform: scale(1.04); }
.galeria-item:hover .galeria-item__overlay { background: rgba(20,30,10,.35); }
.galeria-item:hover .galeria-item__overlay svg { opacity: 1; transform: scale(1); }

/* ─── Lightbox ───────────────────────────────────────────────────── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: rgba(10,15,8,.96);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease);
}

.lightbox.is-open {
  opacity: 1;
  pointer-events: all;
}

.lightbox__img-wrap {
  position: relative;
  max-width: 90vw;
  max-height: 88vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox__img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 24px 80px rgba(0,0,0,.6);
  display: block;
  transition: opacity .25s var(--ease), transform .25s var(--ease);
}

.lightbox__img.is-changing {
  opacity: 0;
  transform: scale(.97);
}

.lightbox__btn {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.08);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
  transition: background .2s var(--ease), border-color .2s var(--ease);
  z-index: 9001;
}

.lightbox__btn:hover {
  background: rgba(255,255,255,.2);
  border-color: rgba(255,255,255,.5);
}

.lightbox__btn--prev { left: max(1.5rem, calc(50vw - 46vw)); }
.lightbox__btn--next { right: max(1.5rem, calc(50vw - 46vw)); }

.lightbox__close {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.08);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
  transition: background .2s var(--ease);
  z-index: 9001;
}

.lightbox__close:hover { background: rgba(200,70,35,.5); }

.lightbox__counter {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: .8rem;
  font-weight: 600;
  color: rgba(255,255,255,.55);
  letter-spacing: .08em;
  z-index: 9001;
}

.lightbox__dots {
  position: fixed;
  bottom: 3.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: .4rem;
  z-index: 9001;
}

.lightbox__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,.3);
  cursor: pointer;
  transition: background .2s, transform .2s;
}

.lightbox__dot.is-active {
  background: var(--brand-gold);
  transform: scale(1.4);
}

/* ─── Sem imagens ────────────────────────────────────────────────── */
.porto-no-gallery {
  text-align: center;
  padding: var(--space-4xl);
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 2px dashed var(--stone);
  color: var(--muted);
}

.porto-no-gallery svg { margin-bottom: var(--space-md); opacity: .4; }

/* ─── Navegação entre projetos ───────────────────────────────────── */
.porto-nav {
  background: var(--white);
  border-top: 1px solid var(--cream-dk);
  padding: var(--space-2xl) 0;
}

.porto-nav__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-xl);
}

.porto-nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--cream-dk);
  transition: all var(--duration) var(--ease);
}

.porto-nav__link:hover {
  border-color: var(--brand-orange);
  box-shadow: var(--shadow-sm);
}

.porto-nav__link--prev { justify-content: flex-start; }
.porto-nav__link--next { justify-content: flex-end; margin-left: auto; }

.porto-nav__label {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  display: block;
}

.porto-nav__name {
  font-size: .9rem;
  font-weight: 700;
  color: var(--text);
  display: block;
}

.porto-nav__all {
  font-size: .82rem;
  font-weight: 600;
  color: var(--brand-orange);
  text-decoration: none;
  text-align: center;
}

.porto-nav__all:hover { text-decoration: underline; }

/* ─── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .porto-layout { grid-template-columns: 1fr; }
  .porto-sidebar { position: static; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
  .porto-back-btn { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
  .galeria-grid { columns: 2; }
  .porto-nav__inner { grid-template-columns: 1fr 1fr; }
  .porto-nav__all { display: none; }
}

@media (max-width: 640px) {
  .porto-hero { min-height: 360px; }
  .porto-hero__titulo { font-size: 1.9rem; }
  .galeria-grid { columns: 1; }
  .porto-sidebar { grid-template-columns: 1fr; }
  .lightbox__btn--prev { left: .5rem; }
  .lightbox__btn--next { right: .5rem; }
  .porto-nav__inner { grid-template-columns: 1fr; }
  .porto-nav__link--next { margin-left: 0; }
}