/* ============================================================
   Portfolio minimal — Sistema de diseño
   Pensado para rearmar en Readymag (artboard 1440 desktop)
   ============================================================ */

:root {
  /* Color — blanco roto cálido + negro */
  --bg:        #f4f1ec;   /* warm off-white */
  --bg-2:      #ebe7e0;   /* secondary warm */
  --ink:       #17120e;   /* near-black, slight warm */
  --ink-60:    #17120e99;
  --ink-40:    #17120e66;
  --ink-20:    #17120e33;
  --rule:      #17120e1a;

  /* Tipografía */
  --sans: "Inter Tight", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --serif: "Instrument Serif", "Times New Roman", serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;

  /* Escala */
  --fs-micro: 11px;
  --fs-ui:    13px;
  --fs-body:  15px;
  --fs-lead:  22px;
  --fs-h3:    28px;
  --fs-h2:    48px;
  --fs-h1:    96px;

  /* Grid */
  --page-pad-x: 32px;
  --page-pad-y: 28px;
  --gutter: 16px;
  --max-w: 1440px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv11";
  letter-spacing: -0.005em;
}

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

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

/* ------------------------------------------------------------
   Tipografía utilitaria
   ------------------------------------------------------------ */
.t-micro {
  font-family: var(--mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-60);
}
.t-ui { font-size: var(--fs-ui); letter-spacing: -0.01em; }
.t-lead { font-size: var(--fs-lead); line-height: 1.35; letter-spacing: -0.015em; }
.t-serif-h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: var(--fs-h1);
  line-height: 0.98;
  letter-spacing: -0.025em;
}
.t-serif-h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: var(--fs-h2);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

/* ------------------------------------------------------------
   Header / Nav — fijo arriba
   ------------------------------------------------------------ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: var(--page-pad-y) var(--page-pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(var(--bg) 65%, transparent);
  mix-blend-mode: normal;
}
.site-header .brand {
  font-family: var(--serif);
  font-size: 20px;
  letter-spacing: -0.01em;
}
.site-header nav {
  display: flex;
  gap: 28px;
  font-size: var(--fs-ui);
}
.site-header nav a {
  position: relative;
  padding-bottom: 2px;
  color: var(--ink-60);
  transition: color 0.2s;
}
.site-header nav a:hover,
.site-header nav a.is-current {
  color: var(--ink);
}
.site-header nav a.is-current::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 1px;
  background: var(--ink);
}

/* ------------------------------------------------------------
   Footer
   ------------------------------------------------------------ */
.site-footer {
  padding: 80px var(--page-pad-x) 32px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--gutter);
  align-items: end;
  border-top: 1px solid var(--rule);
  margin-top: 120px;
}
.site-footer .col h4 {
  margin: 0 0 8px;
  font-size: var(--fs-ui);
  font-weight: 500;
  color: var(--ink-60);
}
.site-footer .col p,
.site-footer .col a {
  margin: 0;
  font-size: var(--fs-body);
}
.site-footer .col a:hover { color: var(--ink-60); }
.site-footer .meta {
  text-align: right;
  color: var(--ink-40);
  font-size: var(--fs-ui);
}

/* ------------------------------------------------------------
   Placeholder imagery — striped SVG con label
   ------------------------------------------------------------ */
.ph {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  background:
    repeating-linear-gradient(
      135deg,
      var(--bg-2) 0 14px,
      #e2ddd3 14px 15px
    );
  overflow: hidden;
}
.ph[data-ratio="4/5"]  { aspect-ratio: 4 / 5; }
.ph[data-ratio="3/4"]  { aspect-ratio: 3 / 4; }
.ph[data-ratio="16/9"] { aspect-ratio: 16 / 9; }
.ph[data-ratio="3/2"]  { aspect-ratio: 3 / 2; }
.ph[data-ratio="2/3"]  { aspect-ratio: 2 / 3; }

.ph__label {
  position: absolute;
  inset: auto auto 10px 12px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-60);
  background: var(--bg);
  padding: 4px 6px;
}

/* ------------------------------------------------------------
   Cursor custom (sutil, opcional por JS)
   ------------------------------------------------------------ */
.cursor-dot {
  position: fixed;
  top: 0; left: 0;
  width: 8px;
  height: 8px;
  margin: -4px 0 0 -4px;
  background: var(--ink);
  border-radius: 50%;
  pointer-events: none;
  z-index: 999;
  mix-blend-mode: difference;
  transform: translate3d(-100px, -100px, 0);
  transition: transform 0.08s linear, width 0.2s, height 0.2s, margin 0.2s;
}
.cursor-dot.is-hover {
  width: 64px;
  height: 64px;
  margin: -32px 0 0 -32px;
  mix-blend-mode: difference;
  background: #fff;
}
@media (hover: none) {
  .cursor-dot { display: none; }
}

/* ------------------------------------------------------------
   Helpers
   ------------------------------------------------------------ */
.page {
  padding-top: 88px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0 var(--page-pad-x);
}
.rule { border-top: 1px solid var(--rule); }

.kbd {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-60);
}

/* ------------------------------------------------------------
   Page-specific imports
   ------------------------------------------------------------ */
/* Home grid */
.index-meta {
  display: flex;
  justify-content: space-between;
  padding: 12px var(--page-pad-x) 22px;
  font-family: var(--mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-60);
  border-top: 1px solid var(--rule);
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
  padding: 0 var(--page-pad-x);
}
.tile {
  position: relative;
  cursor: pointer;
}
.tile .ph { transition: filter 0.35s ease; }
.tile:hover .ph { filter: brightness(0.94); }
.tile .caption {
  position: absolute;
  left: 12px; bottom: 12px;
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: #fff;
  mix-blend-mode: difference;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.28s ease, transform 0.28s ease;
}
.tile:hover .caption {
  opacity: 1;
  transform: translateY(0);
}
.tile .caption .title {
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: -0.01em;
}
.tile .caption .client {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.85;
}

/* Hero (home) */
.home-hero {
  padding: 24px var(--page-pad-x) 32px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: end;
}
.home-hero h1 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(56px, 8.5vw, 128px);
  line-height: 0.95;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
.home-hero .meta {
  text-align: right;
  font-family: var(--mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-60);
  max-width: 220px;
}

/* Case study */
.cs-hero {
  padding: 12px var(--page-pad-x) 0;
}
.cs-hero .ph { aspect-ratio: 16 / 9; }
.cs-meta {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: var(--gutter);
  padding: 32px var(--page-pad-x);
  border-bottom: 1px solid var(--rule);
}
.cs-meta dt {
  font-family: var(--mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-60);
  margin-bottom: 6px;
}
.cs-meta dd { margin: 0; font-size: var(--fs-body); }
.cs-text {
  padding: 64px var(--page-pad-x);
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
}
.cs-text .label {
  font-family: var(--mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-60);
}
.cs-text .body { font-size: 20px; line-height: 1.45; letter-spacing: -0.01em; max-width: 60ch; text-wrap: pretty; }

.cs-grid {
  display: grid;
  gap: var(--gutter);
  padding: 0 var(--page-pad-x);
}
.cs-grid.two { grid-template-columns: 1fr 1fr; }
.cs-grid.three { grid-template-columns: repeat(3, 1fr); }
.cs-grid.asym { grid-template-columns: 2fr 1fr; }
.cs-full { padding: var(--gutter) var(--page-pad-x); }

/* Project navigation (next) */
.next-project {
  padding: 120px var(--page-pad-x) 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: end;
  border-top: 1px solid var(--rule);
  margin-top: 80px;
}
.next-project .label { color: var(--ink-60); font-family: var(--mono); font-size: var(--fs-micro); letter-spacing: 0.08em; text-transform: uppercase; }
.next-project .title { font-family: var(--serif); font-size: 64px; line-height: 1; letter-spacing: -0.02em; margin-top: 12px; }
.next-project .ph-wrap { aspect-ratio: 4 / 3; }

/* About */
.about-hero {
  padding: 40px var(--page-pad-x) 80px;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 80px;
}
.about-hero h1 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(40px, 5vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
.about-hero .side {
  font-family: var(--mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-60);
  line-height: 1.8;
}
.about-section {
  padding: 48px var(--page-pad-x);
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 64px;
  border-top: 1px solid var(--rule);
}
.about-section h2 {
  margin: 0;
  font-family: var(--mono);
  font-size: var(--fs-ui);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-60);
}
.client-list {
  columns: 3;
  column-gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--fs-body);
}
.client-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--rule);
  break-inside: avoid;
}
.credit-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}
.credit-list li {
  display: grid;
  grid-template-columns: 80px 1fr 1fr;
  gap: 24px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
  font-size: var(--fs-body);
}
.credit-list li .year { font-family: var(--mono); font-size: var(--fs-ui); color: var(--ink-60); }
.credit-list li .role { color: var(--ink-60); }

/* Readymag specs page */
.specs-body {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px var(--page-pad-x) 120px;
}
.specs-body h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 56px;
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}
.specs-body h2 {
  font-family: var(--mono);
  font-size: var(--fs-ui);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-60);
  margin: 56px 0 16px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
}
.specs-body h3 {
  font-family: var(--sans);
  font-size: 20px;
  font-weight: 500;
  margin: 24px 0 8px;
  letter-spacing: -0.01em;
}
.specs-body p { max-width: 68ch; color: var(--ink); }
.specs-body code {
  font-family: var(--mono);
  font-size: 12px;
  background: var(--bg-2);
  padding: 2px 6px;
  border-radius: 2px;
}
.specs-body .kv {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 4px 24px;
  font-size: var(--fs-body);
  padding: 16px 0;
  border-top: 1px solid var(--rule);
}
.specs-body .kv dt { font-family: var(--mono); font-size: 12px; color: var(--ink-60); letter-spacing: 0.04em; }
.specs-body .kv dd { margin: 0; }
.callout {
  background: var(--bg-2);
  padding: 20px 24px;
  margin: 24px 0;
  border-left: 2px solid var(--ink);
  font-size: var(--fs-body);
}
.swatch-row { display: flex; gap: 12px; margin: 12px 0 24px; }
.swatch { width: 80px; }
.swatch .chip { width: 100%; aspect-ratio: 1/1; border: 1px solid var(--rule); }
.swatch .name { font-family: var(--mono); font-size: 11px; margin-top: 6px; color: var(--ink-60); }
.swatch .hex { font-family: var(--mono); font-size: 11px; color: var(--ink); }

.type-spec { padding: 12px 0; border-top: 1px solid var(--rule); }
.type-spec .spec-meta { font-family: var(--mono); font-size: 11px; color: var(--ink-60); letter-spacing: 0.04em; }
.type-spec.sample-h1 { font-family: var(--serif); font-size: 72px; line-height: 1; letter-spacing: -0.025em; }
.type-spec.sample-h2 { font-family: var(--serif); font-size: 36px; line-height: 1.05; letter-spacing: -0.02em; }
.type-spec.sample-body { font-family: var(--sans); font-size: 16px; line-height: 1.45; }
.type-spec.sample-micro { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; }