/* ============================================================
   ROMA FOTOGRAFIAS — design system
   Identidade própria: Syne + Manrope, azul cianótipo sobre
   grafite frio. Zero dependências.
   ============================================================ */

:root {
  --bg: #0c0e11;
  --bg-2: #11141a;
  --card: #161a21;
  --line: rgba(255, 255, 255, 0.08);
  --text: #eef1f6;
  --muted: #98a0ad;
  --accent: #6fb1ff;
  --accent-soft: rgba(111, 177, 255, 0.14);
  --radius: 14px;
  --font-display: 'Syne', sans-serif;
  --font-body: 'Manrope', system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
  height: auto; /* respeita a proporção mesmo com width/height no HTML */
}

a { color: inherit; }

::selection { background: var(--accent); color: #0a1018; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.12;
  margin: 0;
}

.container {
  width: 100%;
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.kicker {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1rem;
}

.section { padding: 6rem 0; }

.section-title {
  font-size: clamp(1.9rem, 4.6vw, 3rem);
  margin-bottom: 0.75rem;
}

.section-title em {
  font-style: normal;
  color: var(--accent);
}

.section-sub {
  color: var(--muted);
  max-width: 38rem;
  margin: 0;
}

/* ---------- Botões ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.9rem;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 700;
  font-family: var(--font-body);
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.btn:hover { transform: translateY(-2px); }

.btn-solid {
  background: var(--accent);
  color: #0a1018;
}

.btn-solid:hover { background: #8cc1ff; }

.btn-ghost {
  border-color: rgba(255, 255, 255, 0.28);
  color: var(--text);
}

.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn svg { width: 18px; height: 18px; }

/* ---------- Navegação ---------- */

.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 60;
  transition: background 0.4s ease, border-color 0.4s ease;
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(12, 14, 17, 0.84);
  backdrop-filter: blur(12px);
  border-color: var(--line);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.25rem;
}

.brand {
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: 0.01em;
}

.brand small {
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.56rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: -3px;
}

.nav-links {
  display: flex;
  gap: 1.6rem;
  align-items: center;
}

.nav-links a {
  position: relative;
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(238, 241, 246, 0.75);
  padding: 0.35rem 0;
  transition: color 0.25s ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] { color: var(--text); }

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 0;
  height: 1.5px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after { width: 100%; }

@media (max-width: 640px) {
  .nav-links { gap: 1rem; }
  .nav-links a { font-size: 0.68rem; letter-spacing: 0.12em; }
  .brand small { display: none; }
}

/* ---------- Hero (home) ---------- */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroZoom 18s ease-out forwards;
}

@keyframes heroZoom {
  from { transform: scale(1.08); }
  to { transform: scale(1); }
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(12, 14, 17, 0.6), rgba(12, 14, 17, 0.38) 45%, var(--bg) 96%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 7rem 1.5rem 5rem;
}

.hero h1 {
  font-size: clamp(2.7rem, 9.5vw, 5.6rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero .tagline {
  max-width: 34rem;
  margin: 1.4rem auto 2.4rem;
  color: rgba(238, 241, 246, 0.85);
  font-size: clamp(1rem, 2.4vw, 1.15rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  justify-content: center;
}

.hero-credit {
  position: absolute;
  right: 1.25rem;
  bottom: 1rem;
  z-index: 1;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(238, 241, 246, 0.45);
}

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 1.4rem;
  transform: translateX(-50%);
  z-index: 1;
  width: 1px;
  height: 3rem;
  background: rgba(255, 255, 255, 0.18);
  overflow: hidden;
}

.scroll-hint::after {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 45%;
  background: var(--accent);
  animation: hintDrop 1.9s ease-in-out infinite;
}

@keyframes hintDrop {
  from { transform: translateY(-110%); }
  to { transform: translateY(260%); }
}

/* ---------- Grid do portfólio (home) ---------- */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 3rem;
}

@media (max-width: 760px) {
  .portfolio-grid { grid-template-columns: 1fr; }
}

.cat-card {
  position: relative;
  display: block;
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  aspect-ratio: 16 / 11;
  background: var(--card);
  border: 1px solid var(--line);
}

.cat-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.1s cubic-bezier(0.22, 1, 0.36, 1);
}

.cat-card:hover img { transform: scale(1.05); }

.cat-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(9, 11, 14, 0.85), transparent 55%);
}

.cat-card-info {
  position: absolute;
  z-index: 1;
  inset: auto 1.4rem 1.2rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

.cat-card-info h3 {
  font-size: 1.35rem;
  color: var(--text);
}

.cat-card-info p {
  margin: 0.15rem 0 0;
  font-size: 0.82rem;
  color: rgba(238, 241, 246, 0.7);
}

.cat-card-count {
  flex-shrink: 0;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(111, 177, 255, 0.45);
  border-radius: 999px;
  padding: 0.3rem 0.75rem;
  white-space: nowrap;
}

/* ---------- Sobre ---------- */

.about {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3.5rem;
  align-items: center;
}

@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

.about-text p { color: var(--muted); margin: 0 0 1.1rem; }

.about-text strong, .about-text b { color: var(--text); font-weight: 700; }

.about-text em { color: var(--text); }

.about-text blockquote {
  margin: 1.6rem 0 0;
  padding: 1.1rem 1.4rem;
  border-left: 3px solid var(--accent);
  background: rgba(255, 255, 255, 0.035);
  border-radius: 0 12px 12px 0;
  color: var(--text);
  font-size: 0.98rem;
}

.about-text blockquote cite {
  display: block;
  margin-top: 0.55rem;
  font-style: normal;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.about-text blockquote cite::before { content: '— '; color: var(--accent); }

.about-photo {
  position: relative;
  max-width: 21rem;
  margin: 0 auto;
}

.about-photo img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.about-photo::before {
  content: '';
  position: absolute;
  inset: 1.1rem -1.1rem -1.1rem 1.1rem;
  border: 1px solid rgba(111, 177, 255, 0.35);
  border-radius: var(--radius);
  z-index: -1;
}

.social-row { display: flex; gap: 0.8rem; margin-top: 1.8rem; }

.social-row a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 50%;
  border: 1px solid var(--line);
  color: var(--muted);
  transition: all 0.3s ease;
}

.social-row a:hover {
  color: #0a1018;
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-3px);
}

.social-row svg { width: 19px; height: 19px; }

/* ---------- Serviços ---------- */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 3rem;
}

@media (max-width: 860px) {
  .services-grid { grid-template-columns: 1fr; }
}

.service-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem 1.8rem;
  transition: transform 0.4s ease, border-color 0.4s ease;
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(111, 177, 255, 0.45);
}

.service-card .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.9rem;
  height: 2.9rem;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 1.2rem;
}

.service-card .icon svg { width: 22px; height: 22px; }

.service-card h3 { font-size: 1.15rem; margin-bottom: 0.6rem; }

.service-card p { color: var(--muted); font-size: 0.92rem; margin: 0; }

/* ---------- Contato ---------- */

.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin: 3rem 0;
}

@media (max-width: 760px) {
  .contact-cards { grid-template-columns: 1fr; }
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.3rem 1.5rem;
  text-decoration: none;
  transition: transform 0.35s ease, border-color 0.35s ease;
}

.contact-card:hover {
  transform: translateY(-4px);
  border-color: rgba(111, 177, 255, 0.45);
}

.contact-card .icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.7rem;
  height: 2.7rem;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
}

.contact-card .icon svg { width: 20px; height: 20px; }

.contact-card strong { display: block; font-size: 0.95rem; }

.contact-card span { color: var(--muted); font-size: 0.85rem; }

.form {
  display: grid;
  gap: 1rem;
  max-width: 44rem;
  margin: 0 auto;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
}

.form input,
.form textarea {
  width: 100%;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  font: inherit;
  padding: 0.9rem 1.1rem;
  transition: border-color 0.3s ease;
}

.form input:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form textarea { resize: vertical; min-height: 9rem; }

.form ::placeholder { color: rgba(152, 160, 173, 0.7); }

.form-status {
  text-align: center;
  font-size: 0.9rem;
  min-height: 1.4rem;
  margin: 0;
}

.form-status.ok { color: #8fce9d; }
.form-status.erro { color: #e08a8a; }

/* ---------- Footer ---------- */

.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  padding: 3.5rem 0 2.5rem;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: flex-start;
  justify-content: space-between;
}

.footer nav {
  display: flex;
  gap: 1.4rem;
  flex-wrap: wrap;
}

.footer nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.85rem;
  transition: color 0.25s ease;
}

.footer nav a:hover { color: var(--accent); }

.footer-base {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  justify-content: space-between;
  color: rgba(152, 160, 173, 0.75);
  font-size: 0.78rem;
}

/* ---------- Páginas de galeria ---------- */

.gallery-header {
  padding: 9rem 0 3rem;
  text-align: center;
}

.gallery-header .voltar {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 1.6rem;
  transition: color 0.25s ease;
}

.gallery-header .voltar:hover { color: var(--accent); }

.gallery-header h1 {
  font-size: clamp(2.2rem, 6.5vw, 3.6rem);
  font-weight: 800;
}

.gallery-header p {
  color: var(--muted);
  margin: 0.8rem 0 0;
}

.cat-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin-top: 2rem;
}

.cat-nav a {
  text-decoration: none;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.5rem 1.1rem;
  transition: all 0.3s ease;
}

.cat-nav a:hover { color: var(--text); border-color: rgba(255, 255, 255, 0.3); }

.cat-nav a[aria-current="page"] {
  color: #0a1018;
  background: var(--accent);
  border-color: var(--accent);
}

.masonry {
  columns: 3;
  column-gap: 1.1rem;
  padding-bottom: 5rem;
}

@media (max-width: 980px) { .masonry { columns: 2; } }
@media (max-width: 560px) { .masonry { columns: 1; } }

.masonry figure {
  margin: 0 0 1.1rem;
  break-inside: avoid;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--line);
  cursor: zoom-in;
}

.masonry img {
  width: 100%;
  height: auto;
  transition: transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.masonry figure:hover img { transform: scale(1.04); }

.masonry figcaption {
  position: absolute;
  inset: auto 0 0;
  padding: 2rem 1rem 0.85rem;
  background: linear-gradient(to top, rgba(9, 11, 14, 0.88), transparent);
  font-size: 0.82rem;
  color: rgba(238, 241, 246, 0.92);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.masonry figure:hover figcaption,
.masonry figure:focus-visible figcaption { opacity: 1; }

/* ---------- Lightbox ---------- */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(6, 7, 9, 0.96);
  padding: 2rem;
}

.lightbox.aberto { display: flex; }

.lightbox img {
  max-width: min(92vw, 1400px);
  max-height: 82vh;
  object-fit: contain;
  border-radius: 8px;
}

.lightbox .legenda {
  position: absolute;
  left: 50%;
  bottom: 1.6rem;
  transform: translateX(-50%);
  color: var(--muted);
  font-size: 0.88rem;
  text-align: center;
  max-width: 80vw;
}

.lightbox button {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.9rem;
  height: 2.9rem;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(18, 20, 26, 0.6);
  color: var(--text);
  cursor: pointer;
  transition: all 0.25s ease;
}

.lightbox button:hover { background: var(--accent); color: #0a1018; border-color: var(--accent); }

.lightbox button svg { width: 20px; height: 20px; }

.lightbox .fechar { top: 1.2rem; right: 1.2rem; }
.lightbox .ant { left: 1.2rem; top: 50%; transform: translateY(-50%); }
.lightbox .prox { right: 1.2rem; top: 50%; transform: translateY(-50%); }

@media (max-width: 640px) {
  .lightbox { padding: 1rem; }
  .lightbox .ant { left: 0.6rem; }
  .lightbox .prox { right: 0.6rem; }
}

/* ---------- Reveal on scroll ---------- */

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1), transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.on {
  opacity: 1;
  transform: none;
}

/* ---------- Ajustes mobile ---------- */

@media (max-width: 640px) {
  .section { padding: 4rem 0; }

  .hero-content { padding: 6rem 1.25rem 5rem; }

  .hero-actions .btn {
    width: 100%;
    max-width: 19rem;
  }

  .about-photo { max-width: 17rem; }

  .about-photo::before {
    inset: 0.8rem -0.6rem -0.8rem 0.6rem;
  }

  .gallery-header { padding: 7rem 0 2.4rem; }

  .contact-card { padding: 1.1rem 1.2rem; }

  .footer { padding: 2.8rem 0 2rem; }
}

/* ---------- Acessibilidade ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero-bg img { animation: none; transform: none; }
}