/* ==========================================================================
   NO.VAZIO — JÚLIA RIBEIRO
   Visual Essay / Photographic Art Direction / Experimental Cinema
   ========================================================================== */

:root {
  --color-black: #000000;
  --color-dark: #121212;
  --color-charcoal: #222222;
  --color-gray-light: #b8b8b8;
  --color-white: #ffffff;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --ease-cinematic: cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background-color: var(--color-black);
  color: var(--color-white);
  font-family: var(--font-sans);
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--color-black);
  overflow-x: hidden;
  line-height: 1.5;
}

/* Seleção de texto limpa */
::selection {
  background-color: #ffffff;
  color: #000000;
}

/* Scrollbar Sutil e Invisível */
::-webkit-scrollbar {
  width: 3px;
}
::-webkit-scrollbar-track {
  background: #000000;
}
::-webkit-scrollbar-thumb {
  background: #333333;
}
::-webkit-scrollbar-thumb:hover {
  background: #555555;
}

/* Filtros Autênticos de Fotografia */
.filter-bw {
  filter: grayscale(100%) contrast(115%);
}

.filter-bw-high {
  filter: grayscale(100%) contrast(125%) brightness(95%);
}

.filter-sepia-beach {
  filter: sepia(30%) grayscale(30%) contrast(110%);
}

.filter-sepia-warm {
  filter: sepia(35%) contrast(105%);
}

.filter-portrait-blur {
  filter: grayscale(100%) contrast(110%) brightness(92%);
}

/* Efeito de Rastro Tipográfico Cinético — "movimento" */
.motion-ghost-container {
  position: relative;
  display: inline-block;
  user-select: none;
}
.motion-ghost-1 {
  position: absolute;
  top: 4px;
  left: 6px;
  opacity: 0.38;
  filter: blur(0.4px);
  pointer-events: none;
}
.motion-ghost-2 {
  position: absolute;
  top: 8px;
  left: 12px;
  opacity: 0.16;
  filter: blur(0.8px);
  pointer-events: none;
}

@media (min-width: 768px) {
  .motion-ghost-1 {
    top: 8px;
    left: 10px;
  }
  .motion-ghost-2 {
    top: 16px;
    left: 20px;
  }
}

/* Imagens do Ensaio */
.essay-photo {
  position: relative;
  overflow: hidden;
}
.essay-photo img {
  transition: transform 1.2s var(--ease-cinematic), filter 0.8s ease;
  will-change: transform;
}
.essay-photo:hover img {
  transform: scale(1.02);
}

/* Navegação Etérea em Difference */
.ethereal-header {
  mix-blend-mode: difference;
  transition: opacity 0.5s ease;
}

/* Visualizador de Imagem Minimalista (<dialog>) */
dialog:modal {
  overscroll-behavior: contain;
  border: none;
  background: transparent;
  padding: 0;
  max-width: 96vw;
  max-height: 96vh;
  margin: auto;
  outline: none;
}

dialog::backdrop {
  overflow: hidden;
  overscroll-behavior: contain;
  background-color: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

/* Acessibilidade: prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .essay-photo img {
    transition: none !important;
    transform: none !important;
  }
}