/* ==========================================================================
   HALIDE STREET — base styles
   Tokens, reset, typography, grid utilities, buttons, tags
   ========================================================================== */

:root {
  /* Palette */
  --color-bg: #121215;
  --color-text: #f2efe9;
  --color-muted: #8a8783;
  --color-muted-dim: #5c5a56;
  --color-accent-red: #c42722;
  --color-accent-amber: #d7a42e;
  --color-border: #332f2c;
  --color-paper: rgba(242, 239, 233, 0.84);

  /*
   * Accent system
   * — Red:   navigation active, primary actions, frame codes, active filters
   * — Amber: film-stock metadata, technical labels, secondary links
   */

  /* Type */
  --font-display: "Jost", "Century Gothic", sans-serif;
  --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;

  /* Grid */
  --container-max: 1440px;
  --gutter: 24px;
  --header-height: 72px;

  /* Coarse static film-grain texture, reused as a background (never as a top-layer
     overlay) so it can never blend on top of photographs — only bare UI surfaces. */
  --grain-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='512' height='512'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.14' numOctaves='2' stitchTiles='stitch' result='noise'/><feColorMatrix in='noise' type='saturate' values='0'/><feComponentTransfer><feFuncR type='linear' slope='1.9' intercept='-0.45'/><feFuncG type='linear' slope='1.9' intercept='-0.45'/><feFuncB type='linear' slope='1.9' intercept='-0.45'/></feComponentTransfer></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* Reset & base */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background: var(--color-bg);
}

body {
  margin: 0;
  background-color: var(--color-bg);
  background-image: var(--grain-image);
  background-size: 120px 120px;
  background-blend-mode: overlay;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

a {
  color: inherit;
  text-decoration: none;
}

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

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0;
}

h1 {
  letter-spacing: 0.04em;
}

p {
  margin: 0 0 1em;
  color: var(--color-text);
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-amber);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  margin-bottom: 0.75em;
}

.eyebrow::before {
  content: "";
  width: 9px;
  height: 9px;
  background: var(--color-accent-red);
  flex-shrink: 0;
}

/* Layout — 12 col grid */

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--gutter);
}

.gallery-grid {
  align-items: start;
}

.section {
  padding: 4.5rem 0;
}

.span-4 {
  grid-column: span 4;
}

.span-6 {
  grid-column: span 6;
}

.span-8 {
  grid-column: span 8;
}

.span-12 {
  grid-column: span 12;
}

/* Buttons / links */

.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  padding: 0.75em 1.4em;
  background: transparent;
}

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

.btn--primary {
  background: var(--color-accent-red);
  border-color: var(--color-accent-red);
  color: var(--color-bg);
}

.btn--primary:hover {
  background: transparent;
  color: var(--color-accent-red);
}

.text-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  border-bottom: 1px solid var(--color-border);
}

.text-link:hover {
  color: var(--color-accent-red);
  border-bottom-color: var(--color-accent-red);
}

/* Tag chips */

.tag-chip {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent-amber);
  border: 1px solid var(--color-accent-amber);
  padding: 0.3em 0.6em;
  margin: 0 0.4em 0.4em 0;
}

.filter-bar .tag-chip,
.archive-index .tag-chip {
  cursor: pointer;
  text-decoration: none;
}

.archive-index .tag-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  min-height: 2rem;
}

.filter-bar .tag-chip:hover,
.archive-index .tag-chip:hover {
  background: rgba(212, 160, 84, 0.12);
}

.filter-bar .tag-chip--red:hover,
.archive-index .tag-chip--red:hover {
  background: rgba(196, 58, 42, 0.12);
}

.tag-chip.is-active {
  background: var(--color-accent-amber);
  color: var(--color-bg);
}

.tag-chip--red {
  color: var(--color-accent-red);
  border-color: var(--color-accent-red);
}

.tag-chip--red.is-active {
  background: var(--color-accent-red);
  color: var(--color-bg);
}

.tag-chip__count {
  display: inline-block;
  margin-left: 1.5em;
  font-size: 0.85em;
  opacity: 0.62;
  line-height: 1;
}

.tag-chip.is-active .tag-chip__count {
  opacity: 0.88;
}

.tag-chip--sm {
  font-size: 0.68rem;
  padding: 0.45em 0.55em;
  min-height: 1.65rem;
}

.tag-chip--md {
  font-size: 0.8rem;
  padding: 0.4em 0.65em;
  min-height: 2rem;
}

.tag-chip--lg {
  font-size: 1rem;
  padding: 0.45em 0.85em;
  min-height: 2.35rem;
  letter-spacing: 0.08em;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}