/* ════════════════════════════════════════════
   TIAGO MIRO — “Grain & Light”
   Dark mode cinemático · Fraunces + Manrope
   ════════════════════════════════════════════ */

:root {
  --ink:        #0d0d0e;   /* fundo principal — grafite profundo   */
  --ink-soft:   #151517;   /* superfícies elevadas                 */
  --bone:       #ece8e1;   /* texto — osso quente, nunca branco puro */
  --bone-dim:   #9b968d;   /* texto secundário                     */
  --amber:      #c9a36a;   /* acento — âmbar de hora dourada       */
  --serif:  "Fraunces", Georgia, serif;
  --sans:   "Manrope", system-ui, sans-serif;
  --ease-out: cubic-bezier(.22, 1, .36, 1);   /* desaceleração cinematográfica */
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--ink);
  color: var(--bone);
  font-family: var(--sans);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--amber); color: var(--ink); }

img { display: block; max-width: 100%; }

/* ── Grão de filme sobre todo o site ───────── */
body::after {
  content: "";
  position: fixed; inset: -50%;
  width: 200%; height: 200%;
  pointer-events: none;
  z-index: 9999;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 8s steps(10) infinite;
}
@keyframes grain {
  0%,100% { transform: translate(0,0); }
  20%     { transform: translate(-2%,3%); }
  40%     { transform: translate(3%,-2%); }
  60%     { transform: translate(-3%,-3%); }
  80%     { transform: translate(2%,2%); }
}

/* ════════════════════════════════════════════
   PRELOADER
   ════════════════════════════════════════════ */
.preloader {
  position: fixed; inset: 0;
  background: var(--ink);
  display: grid; place-items: center;
  z-index: 10000;
  transition: opacity .8s var(--ease-out), visibility .8s;
}
.preloader.is-done { opacity: 0; visibility: hidden; }
.preloader__word {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  letter-spacing: .35em;
  color: var(--bone-dim);
  animation: breathe 1.6s ease-in-out infinite;
}
@keyframes breathe { 50% { opacity: .25; } }

/* ════════════════════════════════════════════
   CURSOR CUSTOM (apenas com rato)
   ════════════════════════════════════════════ */
.cursor {
  position: fixed; top: 0; left: 0;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--bone);
  mix-blend-mode: difference;
  pointer-events: none;
  z-index: 9998;
  display: grid; place-items: center;
  transform: translate(-50%, -50%);
  transition: width .35s var(--ease-out), height .35s var(--ease-out),
              background .35s, mix-blend-mode .35s;
}
.cursor__label {
  font-size: 0; letter-spacing: .15em;
  font-family: var(--sans); text-transform: uppercase;
  color: var(--ink);
  transition: font-size .25s var(--ease-out);
}
.cursor.is-hovering {
  width: 84px; height: 84px;
  background: var(--amber);
  mix-blend-mode: normal;
}
.cursor.is-hovering .cursor__label { font-size: .72rem; }
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

/* ════════════════════════════════════════════
   NAVEGAÇÃO
   ════════════════════════════════════════════ */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.6rem clamp(1.4rem, 4vw, 3.5rem);
  z-index: 100;
  mix-blend-mode: difference;        /* legível sobre qualquer foto */
  transform: translateY(0);
  transition: transform .6s var(--ease-out);
}
.nav.is-hidden { transform: translateY(-110%); }
.nav__logo {
  font-family: var(--serif);
  font-size: 1.5rem;
  color: var(--bone);
  text-decoration: none;
  letter-spacing: .05em;
}
.nav__logo span { font-style: italic; color: var(--amber); }
.nav__links { display: flex; gap: clamp(1.2rem, 3vw, 2.6rem); align-items: center; }
.nav__links a {
  color: var(--bone);
  text-decoration: none;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .22em;
  position: relative;
  padding-bottom: .25em;
}
.nav__links a::after {
  content: "";
  position: absolute; left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0); transform-origin: right;
  transition: transform .45s var(--ease-out);
}
.nav__links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav__cta {
  border: 1px solid var(--bone);
  border-radius: 99px;
  padding: .55em 1.3em !important;
}
.nav__cta::after { display: none; }
.nav__cta:hover { background: var(--bone); color: var(--ink) !important; transition: .3s; }

/* ════════════════════════════════════════════
   HERO
   ════════════════════════════════════════════ */
.hero {
  position: relative;
  height: 100svh;
  display: flex; align-items: flex-end;
  overflow: hidden;
}
.hero__media, .hero__media img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
}
.hero__media img {
  object-fit: cover;
  animation: kenburns 18s var(--ease-out) both;
}
@keyframes kenburns {
  from { transform: scale(1.18); }
  to   { transform: scale(1); }
}
.hero__veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(13,13,14,.35) 0%, rgba(13,13,14,0) 35%,
                            rgba(13,13,14,.15) 65%, rgba(13,13,14,.92) 100%);
}
.hero__content {
  position: relative;
  padding: 0 clamp(1.4rem, 5vw, 4.5rem) clamp(4rem, 9vh, 7rem);
  max-width: 1100px;
}
.hero__eyebrow span {
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .35em;
  color: var(--amber);
}
.hero__title {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(2.6rem, 8.5vw, 7.5rem);
  line-height: 1.02;
  margin: .35em 0 .3em;
}
.hero__title em { font-style: italic; color: var(--amber); }
.hero__sub span {
  font-size: clamp(.85rem, 1.4vw, 1rem);
  color: var(--bone-dim);
  letter-spacing: .08em;
}

/* máscara de revelação linha a linha */
.reveal-line { display: block; overflow: hidden; }
.reveal-line > span {
  display: inline-block;
  transform: translateY(110%);
  transition: transform 1.1s var(--ease-out);
}
.is-loaded .reveal-line > span { transform: translateY(0); }
.is-loaded .hero__title .reveal-line:nth-child(1) > span { transition-delay: .15s; }
.is-loaded .hero__title .reveal-line:nth-child(2) > span { transition-delay: .28s; }
.is-loaded .hero__title .reveal-line:nth-child(3) > span { transition-delay: .41s; }
.is-loaded .hero__sub > span { transition-delay: .6s; }

.hero__scroll {
  position: absolute;
  right: clamp(1.4rem, 4vw, 3.5rem); bottom: clamp(4rem, 9vh, 7rem);
  display: flex; flex-direction: column; align-items: center; gap: .8rem;
  text-decoration: none;
}
.hero__scroll-line {
  width: 1px; height: 64px;
  background: var(--bone-dim);
  overflow: hidden; position: relative;
}
.hero__scroll-line::after {
  content: "";
  position: absolute; inset: 0;
  background: var(--amber);
  animation: drip 2.2s var(--ease-out) infinite;
}
@keyframes drip {
  from { transform: translateY(-100%); }
  to   { transform: translateY(100%); }
}
.hero__scroll-text {
  writing-mode: vertical-rl;
  font-size: .68rem; letter-spacing: .35em;
  text-transform: uppercase; color: var(--bone-dim);
}

/* ════════════════════════════════════════════
   MARQUEE
   ════════════════════════════════════════════ */
.marquee {
  overflow: hidden;
  padding: clamp(2rem, 5vh, 3.5rem) 0;
  border-block: 1px solid #232325;
}
.marquee__track {
  display: flex; width: max-content;
  animation: marquee 28s linear infinite;
}
.marquee__track span {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(1.2rem, 3vw, 2rem);
  color: var(--bone-dim);
  white-space: nowrap;
  padding-right: .5em;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ════════════════════════════════════════════
   PORTEFÓLIO
   ════════════════════════════════════════════ */
.portfolio { padding: clamp(4rem, 10vh, 8rem) clamp(1.4rem, 4vw, 3.5rem); }

.portfolio__head {
  display: flex; flex-wrap: wrap; gap: 2rem;
  justify-content: space-between; align-items: flex-end;
  margin-bottom: clamp(2.5rem, 6vh, 4.5rem);
}
.portfolio__title {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(2.2rem, 5.5vw, 4.5rem);
  line-height: 1;
}
.portfolio__title em { font-style: italic; color: var(--amber); }

.portfolio__filters { display: flex; flex-wrap: wrap; gap: .4rem; }
.filter {
  background: none;
  border: 1px solid #2c2c2f;
  color: var(--bone-dim);
  font-family: var(--sans); font-size: .78rem;
  letter-spacing: .14em; text-transform: uppercase;
  padding: .6em 1.4em;
  border-radius: 99px;
  cursor: pointer;
  transition: color .3s, border-color .3s, background .3s;
}
.filter:hover { color: var(--bone); border-color: var(--bone-dim); }
.filter.is-active {
  color: var(--ink);
  background: var(--bone);
  border-color: var(--bone);
}

/* ── Grelha Masonry (CSS columns) ──────────── */
.gallery {
  columns: 3;
  column-gap: 1.4rem;
}
@media (max-width: 1024px) { .gallery { columns: 2; } }
@media (max-width: 600px)  { .gallery { columns: 1; } }

.gallery__item {
  break-inside: avoid;
  margin-bottom: 1.4rem;
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  cursor: pointer;
  background: var(--ink-soft);
  /* estado de entrada (animado pelo IntersectionObserver) */
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .9s var(--ease-out), transform .9s var(--ease-out);
}
.gallery__item.in-view { opacity: 1; transform: translateY(0); }
.gallery__item.is-filtered-out { display: none; }

.gallery__item img {
  width: 100%;
  filter: blur(14px) brightness(.8);   /* blur-up enquanto carrega */
  transform: scale(1.06);
  transition: filter 1s var(--ease-out), transform 1s var(--ease-out);
}
.gallery__item img.is-ready { filter: blur(0) brightness(1); transform: scale(1); }

/* hover refinado: zoom subtil + legenda a subir */
.gallery__item:hover img.is-ready { transform: scale(1.045); }
.gallery__item figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 2.2rem 1.3rem 1.1rem;
  display: flex; justify-content: space-between; align-items: baseline; gap: 1rem;
  background: linear-gradient(180deg, transparent, rgba(13,13,14,.85));
  transform: translateY(100%);
  transition: transform .55s var(--ease-out);
}
.gallery__item:hover figcaption { transform: translateY(0); }
.gallery__item figcaption span {
  font-family: var(--serif); font-style: italic;
  font-size: 1.05rem;
}
.gallery__item figcaption small {
  font-size: .68rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--bone-dim);
  white-space: nowrap;
}
@media (hover: none) {
  .gallery__item figcaption { transform: translateY(0); padding-top: 1.6rem; }
}

/* ════════════════════════════════════════════
   LIGHTBOX
   ════════════════════════════════════════════ */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(10,10,11,.96);
  backdrop-filter: blur(6px);
  z-index: 9000;
  display: grid; place-items: center;
  opacity: 0; visibility: hidden;
  transition: opacity .45s var(--ease-out), visibility .45s;
}
.lightbox.is-open { opacity: 1; visibility: visible; }

.lightbox__stage { max-width: min(88vw, 1400px); text-align: center; }
.lightbox__stage img {
  max-width: 100%; max-height: 82vh;
  margin-inline: auto;
  border-radius: 3px;
  box-shadow: 0 40px 120px rgba(0,0,0,.6);
  opacity: 0; transform: scale(.97);
  transition: opacity .4s var(--ease-out), transform .4s var(--ease-out);
}
.lightbox.is-open .lightbox__stage img.is-shown { opacity: 1; transform: scale(1); }
.lightbox__stage figcaption {
  margin-top: 1.1rem;
  font-family: var(--serif); font-style: italic;
  color: var(--bone-dim); font-size: 1rem;
}

.lightbox__close,
.lightbox__arrow {
  position: absolute;
  background: none; border: none;
  color: var(--bone);
  font-size: 1.6rem; font-family: var(--sans);
  cursor: pointer;
  opacity: .6; transition: opacity .3s, transform .3s var(--ease-out);
  padding: 1rem;
}
.lightbox__close:hover, .lightbox__arrow:hover { opacity: 1; }
.lightbox__close { top: 1rem; right: 1.4rem; font-size: 2.2rem; }
.lightbox__arrow--prev { left: 1rem; top: 50%; transform: translateY(-50%); }
.lightbox__arrow--next { right: 1rem; top: 50%; transform: translateY(-50%); }
.lightbox__arrow--prev:hover { transform: translateY(-50%) translateX(-4px); }
.lightbox__arrow--next:hover { transform: translateY(-50%) translateX(4px); }
.lightbox__counter {
  position: absolute; bottom: 1.4rem; left: 50%;
  transform: translateX(-50%);
  font-size: .72rem; letter-spacing: .3em;
  color: var(--bone-dim);
}
@media (max-width: 600px) {
  .lightbox__arrow { display: none; }   /* swipe substitui as setas */
}

/* ════════════════════════════════════════════
   EXPOSIÇÃO (vídeo)
   ════════════════════════════════════════════ */
.show {
  padding: clamp(4rem, 10vh, 8rem) clamp(1.4rem, 4vw, 3.5rem);
  border-top: 1px solid #232325;
  text-align: center;
}
.show__eyebrow {
  font-size: .78rem; text-transform: uppercase;
  letter-spacing: .35em; color: var(--amber);
  margin-bottom: 1rem;
}
.show__title {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.05;
  margin-bottom: clamp(2rem, 5vh, 3.5rem);
}
.show__title em { font-style: italic; color: var(--amber); }
.show__player {
  max-width: 960px; margin: 0 auto;
  border-radius: 6px; overflow: hidden;
  box-shadow: 0 30px 90px rgba(0,0,0,.55);
  background: var(--ink-soft);
}
.show__player video { display: block; width: 100%; height: auto; }
.show__caption {
  margin-top: 1.4rem;
  font-family: var(--serif); font-style: italic;
  color: var(--bone-dim); font-size: .95rem;
}

/* ════════════════════════════════════════════
   SOBRE
   ════════════════════════════════════════════ */
.about {
  display: grid;
  grid-template-columns: minmax(280px, 460px) 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
  padding: clamp(4rem, 12vh, 9rem) clamp(1.4rem, 5vw, 4.5rem);
  border-top: 1px solid #232325;
  max-width: 1300px; margin: 0 auto;
}
@media (max-width: 820px) {
  .about { grid-template-columns: 1fr; }
  .about__photo { max-width: 420px; }
}
.about__photo {
  margin: 0; overflow: hidden; border-radius: 4px;
  box-shadow: 0 30px 90px rgba(0,0,0,.5);
}
.about__photo img {
  width: 100%;
  transition: transform 1.2s var(--ease-out);
}
.about__photo:hover img { transform: scale(1.04); }
.about__eyebrow {
  font-size: .78rem; text-transform: uppercase;
  letter-spacing: .35em; color: var(--amber);
  margin-bottom: 1rem;
}
.about__title {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.02;
  margin-bottom: 1.6rem;
}
.about__title em { font-style: italic; color: var(--amber); }
.about__lead {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  line-height: 1.5;
  margin-bottom: 1.4rem;
}
.about__body {
  color: var(--bone-dim);
  line-height: 1.8;
  max-width: 52ch;
  margin-bottom: 1.8rem;
}
.about__award {
  display: inline-block;
  border: 1px solid #2c2c2f;
  border-radius: 99px;
  padding: .7em 1.5em;
  font-size: .8rem; letter-spacing: .12em;
  color: var(--bone);
}

/* ════════════════════════════════════════════
   FOOTER / CONTACTO
   ════════════════════════════════════════════ */
.footer {
  padding: clamp(4rem, 10vh, 7rem) clamp(1.4rem, 5vw, 4.5rem) 2.5rem;
  border-top: 1px solid #232325;
}
.footer__hook {
  font-size: .8rem; text-transform: uppercase;
  letter-spacing: .3em; color: var(--bone-dim);
  margin-bottom: 2.5rem;
  text-align: center;
}

/* Formulário de contacto */
.contact-form {
  max-width: 640px; margin: 0 auto 3rem;
  display: flex; flex-direction: column; gap: 1.2rem;
}
.contact-form__group {
  display: flex; flex-direction: column;
}
.contact-form__group input,
.contact-form__group textarea {
  background: var(--ink-soft);
  border: 1px solid #2c2c2f;
  border-radius: 3px;
  color: var(--bone);
  font-family: var(--sans);
  font-size: .95rem;
  padding: .8rem 1rem;
  transition: border-color .3s, box-shadow .3s;
}
.contact-form__group input:focus,
.contact-form__group textarea:focus {
  outline: none;
  border-color: var(--amber);
  box-shadow: 0 0 0 2px rgba(201, 163, 106, .15);
}
.contact-form__group textarea {
  resize: vertical;
  min-height: 120px;
  font-size: .9rem;
  line-height: 1.5;
}
.contact-form__btn {
  background: var(--bone);
  color: var(--ink);
  border: none;
  border-radius: 3px;
  font-family: var(--sans);
  font-size: .9rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 1em 2em;
  cursor: pointer;
  transition: all .3s var(--ease-out);
  margin-top: .4rem;
}
.contact-form__btn:hover { background: var(--amber); }
.contact-form__btn:disabled {
  opacity: .6;
  cursor: not-allowed;
}
.contact-form__status {
  text-align: center;
  font-size: .85rem;
  min-height: 1.2rem;
}
.contact-form__status.is-error {
  color: #ff6b6b;
}
.contact-form__status.is-success {
  color: var(--amber);
}

.footer__meta {
  text-align: center;
  display: flex; justify-content: center; gap: 2rem;
  font-size: .75rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--bone-dim);
}
.footer__meta a { color: var(--bone-dim); text-decoration: none; }
.footer__meta a:hover { color: var(--amber); }

/* ── Acessibilidade: respeitar reduced motion ─ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  html { scroll-behavior: auto; }
}