/* ============================================================
   JOHN ORELLANA — PORTAFOLIO
   Sistema de diseño "expediente": editorial, tipográfico,
   reglas de libro contable, cero plantilla.
   ============================================================ */

/* ---------- fuentes (auto-hospedadas) ---------- */
@font-face {
  font-family: "Archivo Variable";
  src: url("../assets/fonts/archivo-variable.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Archivo Variable";
  src: url("../assets/fonts/archivo-variable-italic.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Atkinson Hyperlegible";
  src: url("../assets/fonts/atkinson-hyperlegible.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Atkinson Hyperlegible";
  src: url("../assets/fonts/atkinson-hyperlegible-italic.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Atkinson Hyperlegible";
  src: url("../assets/fonts/atkinson-hyperlegible-bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("../assets/fonts/ibm-plex-mono.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("../assets/fonts/ibm-plex-mono-medium.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

/* ---------- tokens ---------- */
:root {
  --font-display: "Archivo Variable", "Archivo", "Arial Black", sans-serif;
  --font-body: "Atkinson Hyperlegible", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;

  --bg: #f2efe6;
  --panel: #faf8f1;
  --soft: #e6e9f0;
  --ink: #1d2733;
  --mut: #47545f;
  --line: rgba(29, 39, 51, 0.16);
  --accent: #2456c4;
  --on-accent: #faf8f1;
  --grid: rgba(36, 86, 196, 0.06);
  --grid-strong: rgba(36, 86, 196, 0.12);

  --w: 1160px;
  --pad: clamp(20px, 4.5vw, 52px);
  --grain-opacity: 0.28;
}
:root[data-theme="dark"] {
  --bg: #0a1c2e;
  --panel: #0f2438;
  --soft: #15304a;
  --ink: #d9e8f4;
  --mut: #a3c2d8;
  --line: rgba(169, 212, 234, 0.18);
  --accent: #e9a63c;
  --on-accent: #0a1c2e;
  --grid: rgba(169, 212, 234, 0.05);
  --grid-strong: rgba(169, 212, 234, 0.1);
  --grain-opacity: 0.16;
}
[data-theme="dark"] .case { --case: var(--case-dk, var(--case)); }

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.35s ease, color 0.35s ease;
}
/* retícula de plano: malla fina + malla mayor */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--grid-strong) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-strong) 1px, transparent 1px),
    linear-gradient(to right, var(--grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px);
  background-size: 96px 96px, 96px 96px, 12px 12px, 12px 12px;
}

img { max-width: 100%; }
h1, h2, h3, h4 { margin: 0; font-weight: 550; }
p { margin: 0 0 1em; }
a { color: inherit; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
::selection { background: var(--accent); color: var(--on-accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* grano de papel */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 60;
  pointer-events: none;
  opacity: var(--grain-opacity);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0.5 0 0 0 0 0.47 0 0 0 0 0.42 0 0 0 0.5 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 160px;
  mix-blend-mode: multiply;
}
[data-theme="dark"] body::after { mix-blend-mode: screen; }

.wrap { max-width: var(--w); margin-inline: auto; padding-inline: var(--pad); }

.mono {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.skip-link {
  position: absolute; left: -999px; top: 12px; z-index: 200;
  background: var(--ink); color: var(--bg);
  padding: 10px 16px; font-family: var(--font-mono); font-size: 12px;
}
.skip-link:focus { left: 12px; }

/* ============================================================
   MASTHEAD
   ============================================================ */
.masthead {
  position: sticky; top: 0; z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  transition: background-color 0.35s ease;
}
.masthead-inner {
  display: flex; align-items: center; gap: clamp(14px, 3vw, 36px);
  min-height: 58px;
}
.brand {
  display: flex; align-items: baseline; gap: 12px;
  text-decoration: none; margin-right: auto; white-space: nowrap;
}
.brand-mark {
  font-family: var(--font-display); font-style: italic; font-weight: 600;
  font-size: 20px; color: var(--accent); letter-spacing: 0.02em;
}
.brand-name {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--mut);
}
.mainnav { display: flex; gap: clamp(12px, 2.4vw, 28px); overflow-x: auto; scrollbar-width: none; }
.mainnav::-webkit-scrollbar { display: none; }
.mainnav a {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase; text-decoration: none; color: var(--mut);
  padding: 6px 2px; border-bottom: 1px solid transparent; white-space: nowrap;
}
.mainnav a:hover { color: var(--ink); border-bottom-color: var(--accent); }

.controls { display: flex; align-items: center; gap: 16px; }
.lang-switch { display: flex; align-items: center; gap: 2px; }
.lang-switch button {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em;
  color: var(--mut); padding: 6px 5px; border-bottom: 1px solid transparent;
}
.lang-switch .sep { color: var(--line); }
.lang-switch button.on { color: var(--ink); border-bottom-color: var(--accent); }
.lang-switch button:hover { color: var(--ink); }

.theme-btn {
  width: 34px; height: 34px; display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 0;
}
.theme-btn:hover { border-color: var(--ink); }
.theme-btn svg { width: 16px; height: 16px; overflow: visible; }
.theme-btn .sun, .theme-btn .moon { transform-origin: 50% 50%; transition: opacity 0.3s, transform 0.45s; }
.theme-btn .sun { fill: none; stroke: var(--ink); stroke-width: 1.6; }
.theme-btn .moon { fill: var(--ink); }
[data-theme="light"] .theme-btn .moon { opacity: 0; transform: rotate(90deg) scale(0.5); }
[data-theme="dark"] .theme-btn .sun { opacity: 0; transform: rotate(-90deg) scale(0.5); }

/* ============================================================
   HERO
   ============================================================ */
.hero { position: relative; padding-block: clamp(56px, 9vw, 120px) clamp(56px, 8vw, 104px); }
.kicker { color: var(--mut); margin: 0 0 18px; }
.kicker::before {
  content: ""; display: inline-block; width: 34px; height: 1px;
  background: var(--accent); vertical-align: middle; margin-right: 12px;
}
.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3rem, 10.5vw, 7rem);
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: -0.015em;
  margin: 0 0 26px;
  max-width: 12ch;
}
.hero-name em { font-style: italic; color: var(--accent); font-weight: 450; }
.hero-lede {
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  line-height: 1.5; max-width: 46ch; margin-bottom: 44px;
}
.hero-lede strong { font-weight: 600; }

.hero-grid {
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: clamp(28px, 5vw, 72px); align-items: center; margin-bottom: 46px;
}
.spec-list { margin: 0; border-top: 1px solid var(--line); }
.spec-row {
  display: flex; align-items: baseline; gap: 12px;
  padding-block: 13px; border-bottom: 1px solid var(--line); margin: 0;
}
.spec-row dt { flex-shrink: 0; color: var(--mut); }
.spec-row .dots { flex: 1; border-bottom: 2px dotted var(--line); transform: translateY(-5px); min-width: 24px; }
.spec-row dd { margin: 0; font-size: 14.5px; text-align: right; }
.spec-row dd .live {
  display: inline-block; width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent); margin-right: 8px;
  animation: live 2.4s ease-in-out infinite;
}
@keyframes live { 0%, 100% { opacity: 1; } 50% { opacity: 0.25; } }

.hero-diagram { border: 1px solid var(--line); background: var(--panel); padding: 8px; }
.hero-diagram svg { display: block; width: 100%; height: auto; }

.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; }
.btn {
  display: inline-block; text-decoration: none;
  font-family: var(--font-mono); font-size: 12px; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  padding: 15px 26px; border: 1px solid var(--ink);
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}
.btn-solid { background: var(--ink); color: var(--bg); }
.btn-solid:hover { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn .arr { font-family: var(--font-body); }

/* sello giratorio */
.stamp {
  position: absolute; top: clamp(48px, 8vw, 96px); right: var(--pad);
  width: clamp(92px, 12vw, 150px); height: auto; opacity: 0.95;
  pointer-events: none;
}
.stamp .ring { animation: spin 46s linear infinite; transform-origin: 50% 50%; }
@keyframes spin { to { transform: rotate(360deg); } }
.stamp text {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.32em;
  fill: var(--accent);
}
.stamp .stamp-mono {
  font-family: var(--font-display); font-style: italic; font-size: 30px;
  letter-spacing: 0.02em;
}
.stamp circle { fill: none; stroke: var(--accent); }
.stamp .in { stroke-dasharray: 3 5; }
@media (max-width: 900px) { .stamp { display: none; } }

/* ============================================================
   SECCIONES
   ============================================================ */
.section { position: relative; padding-block: clamp(56px, 8vw, 110px); }
.section > .wrap > .rule-double,
.rule-double {
  border-top: 2.5px solid var(--ink);
  position: relative; margin-bottom: clamp(30px, 5vw, 54px);
}
.rule-double::after {
  content: ""; position: absolute; top: 4px; left: 0; right: 0;
  border-top: 1px solid var(--ink);
}
.sec-head { margin-bottom: clamp(40px, 6vw, 72px); }
.sec-no { display: block; color: var(--accent); margin-bottom: 16px; }
.sec-head h2 {
  font-family: var(--font-display); font-style: italic; font-weight: 500;
  font-size: clamp(2.1rem, 5.5vw, 3.4rem); line-height: 1.05; letter-spacing: -0.01em;
}
.sec-intro { color: var(--mut); max-width: 58ch; margin: 14px 0 0; font-size: 15.5px; }

.folio {
  display: flex; justify-content: flex-end; gap: 8px;
  padding-top: 14px; margin-top: clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--line); color: var(--mut);
}

/* ============================================================
   CASOS (proyectos)
   ============================================================ */
.case { margin-top: clamp(64px, 9vw, 120px); }
.case:first-of-type { margin-top: 0; }

.case-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px clamp(20px, 4vw, 44px);
  align-items: end;
  padding-bottom: 22px;
  border-bottom: 2px solid var(--ink);
}
.case-no { display: flex; flex-direction: column; gap: 2px; }
.case-no .lbl { color: var(--mut); }
.case-no strong {
  font-family: var(--font-display); font-style: italic; font-weight: 500;
  font-size: clamp(1.9rem, 4vw, 2.8rem); line-height: 1; color: var(--case, var(--accent));
}
.case-title h3 {
  font-family: var(--font-display); font-weight: 560;
  font-size: clamp(1.7rem, 4.4vw, 2.9rem); line-height: 1.04; letter-spacing: -0.012em;
}
.case-tag { margin: 8px 0 0; color: var(--mut); font-size: 15.5px; max-width: 52ch; }

.case-meta { display: grid; gap: 7px; margin: 0; min-width: 190px; }
.case-meta > div { display: flex; justify-content: space-between; gap: 18px; }
.case-meta dt { color: var(--mut); font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; }
.case-meta dd { margin: 0; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em; text-align: right; }
@media (max-width: 900px) {
  .case-head { grid-template-columns: auto 1fr; }
  .case-meta { grid-column: 1 / -1; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); padding-top: 14px; }
  .case-meta > div { flex-direction: column; gap: 1px; }
  .case-meta dd { text-align: left; }
}

.case-body {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: clamp(30px, 5vw, 64px);
  padding-top: clamp(28px, 4vw, 44px);
}
.case:nth-of-type(even) .case-body > .case-copy { order: 2; }
.case:nth-of-type(even) .case-body > .case-media { order: 1; }
@media (max-width: 980px) {
  .case-body { grid-template-columns: 1fr; }
  .case:nth-of-type(even) .case-body > .case-copy { order: 1; }
  .case:nth-of-type(even) .case-body > .case-media { order: 2; }
}

.case-copy p { max-width: 62ch; font-size: 15.5px; }
.case-notes { list-style: none; margin: 26px 0; padding: 0; border-top: 1px solid var(--line); }
.case-notes li {
  position: relative; padding: 12px 0 12px 26px;
  border-bottom: 1px solid var(--line);
  font-size: 14px; line-height: 1.55; color: var(--ink);
}
.case-notes li::before {
  content: ""; position: absolute; left: 2px; top: 20px;
  width: 12px; height: 2.5px; background: var(--case, var(--accent));
}
.case-origin {
  font-family: var(--font-mono); letter-spacing: 0.02em;
  color: var(--mut); font-size: 11px; line-height: 1.8;
  padding: 10px 14px; border-left: 2px solid var(--case, var(--accent));
  background: var(--panel); margin-bottom: 26px; max-width: 62ch;
}

.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 26px; padding: 0; }
.chips li {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.08em;
  padding: 5px 10px; border: 1px solid var(--line); color: var(--mut);
  background: var(--panel);
}
.chips li:hover { border-color: var(--case, var(--accent)); color: var(--ink); }

.case-links { display: flex; gap: 26px; }
.pin-link {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em;
  text-transform: uppercase; text-decoration: none;
  padding-bottom: 4px; border-bottom: 1.5px solid var(--ink);
}
.pin-link .arr { color: var(--case, var(--accent)); }
.pin-link:hover { color: var(--case, var(--accent)); border-bottom-color: var(--case, var(--accent)); }
.pin-link.is-pending {
  color: var(--mut); border-bottom-style: dashed; border-bottom-color: var(--mut);
  cursor: not-allowed;
}
.pin-link.is-pending .arr { color: var(--mut); }

.demo-creds {
  font-family: var(--font-mono); font-size: 12.5px; letter-spacing: 0.02em;
  color: var(--ink); margin: 12px 0 3px;
}
.demo-creds-note {
  font-size: 11.5px; font-style: italic; color: var(--mut); margin: 0 0 26px;
}

/* ---------- carrusel ---------- */
.carousel { border: 1px solid var(--line); background: var(--panel); }
.car-top, .car-bottom {
  display: flex; align-items: center; gap: 14px;
  padding: 9px 14px; color: var(--mut);
}
.car-top { border-bottom: 1px solid var(--line); }
.car-bottom { border-top: 1px solid var(--line); justify-content: space-between; min-height: 38px; }
.car-label::before {
  content: ""; display: inline-block; width: 8px; height: 8px;
  background: var(--case, var(--accent)); margin-right: 9px;
}
.car-count { margin-left: auto; }
.car-btns { display: flex; gap: 6px; }
.car-btn {
  width: 30px; height: 26px; display: grid; place-items: center;
  border: 1px solid var(--line); color: var(--ink); font-size: 13px; line-height: 1;
}
.car-btn:hover { border-color: var(--case, var(--accent)); color: var(--case, var(--accent)); }
.car-track {
  display: flex; overflow-x: auto; scroll-snap-type: x mandatory;
  scrollbar-width: none; cursor: grab; background: var(--soft);
}
.car-track::-webkit-scrollbar { display: none; }
.car-track.dragging { cursor: grabbing; scroll-snap-type: none; }
.car-slide { flex: 0 0 100%; margin: 0; scroll-snap-align: center; }
.car-slide img {
  display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover;
  user-select: none; -webkit-user-drag: none;
}
/* capturas móviles (retrato): mostrar completas en vez de recortarlas */
[data-carousel="bitacora"] .car-slide img {
  aspect-ratio: 4 / 5; object-fit: contain; background: var(--soft);
}
.car-cap { letter-spacing: 0.08em; font-size: 10px; }
.car-dots { display: flex; gap: 7px; }
.car-dot { width: 9px; height: 9px; border: 1px solid var(--mut); padding: 0; }
.car-dot.on { background: var(--case, var(--accent)); border-color: var(--case, var(--accent)); }

/* ---------- viñeta animada ---------- */
.vignette { border: 1px solid var(--line); background: var(--panel); margin-top: 18px; }
.vignette-head {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 14px; border-bottom: 1px solid var(--line); color: var(--mut);
}
.vignette-head .pulse {
  width: 8px; height: 8px; background: var(--case, var(--accent));
  animation: live 1.6s ease-in-out infinite;
}
.vignette-head .vtitle { font-size: 10px; letter-spacing: 0.14em; margin-left: auto; text-align: right; }
.vignette-stage { display: block; }
.vignette-stage svg.vg { display: block; width: 100%; height: auto; }
.vignette-stage .vg-canvas { display: block; width: 100%; }
.vg text { text-transform: none; }
.vg .vg-mono { font-family: var(--font-mono); }
.vg .vg-serif { font-family: var(--font-display); font-style: italic; }

/* ============================================================
   STACK — marquesinas
   ============================================================ */
.stack-rows { display: grid; grid-template-columns: minmax(0, 1fr); gap: 38px; }
.stack-row-label { color: var(--mut); margin-bottom: 10px; display: flex; align-items: center; gap: 12px; }
.stack-row-label::after { content: ""; flex: 1; border-top: 1px solid var(--line); }
.marquee-shell { display: flex; align-items: center; gap: 10px; }
.marquee-nav {
  flex: 0 0 auto; display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border: 1px solid var(--line); color: var(--ink);
  font-size: 13px; line-height: 1; background: var(--panel);
}
.marquee-nav:hover { border-color: var(--accent); color: var(--accent); }
.marquee { position: relative; overflow: hidden; flex: 1; min-width: 0; cursor: grab; touch-action: pan-y; }
.marquee.dragging { cursor: grabbing; }
.marquee::before, .marquee::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 60px; z-index: 2;
  pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(90deg, var(--bg), transparent); }
.marquee::after { right: 0; background: linear-gradient(270deg, var(--bg), transparent); }
.marquee-track { display: flex; width: max-content; will-change: transform; }
.marquee-half { display: flex; gap: 12px; padding-right: 12px; user-select: none; }
.tile {
  display: flex; align-items: center; gap: 11px;
  border: 1px solid var(--line); background: var(--panel);
  padding: 12px 18px; white-space: nowrap;
}
.tile img { width: 22px; height: 22px; display: block; -webkit-user-drag: none; }
.tile-name { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.06em; color: var(--ink); }
[data-theme="dark"] .ico-inv { filter: invert(1); }
[data-theme="dark"] .ico-boost { filter: brightness(1.9); }
.marquee.static { cursor: default; }
.marquee.static .marquee-track { width: auto; }
.marquee.static .marquee-half { flex-wrap: wrap; }

/* ============================================================
   TRAYECTORIA — libro contable
   ============================================================ */
.ledger { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.ledger-row {
  display: grid; grid-template-columns: 180px 1fr; gap: 10px clamp(20px, 4vw, 48px);
  padding-block: 28px; border-bottom: 1px solid var(--line);
}
.ledger-when { color: var(--mut); padding-top: 5px; }
.ledger-what h3 { font-size: 19px; font-weight: 600; line-height: 1.3; font-family: var(--font-body); }
.ledger-org { color: var(--mut); margin: 4px 0 10px; font-size: 10.5px; }
.ledger-what p:last-child { margin: 0; font-size: 14.5px; color: var(--ink); max-width: 68ch; }
@media (max-width: 700px) { .ledger-row { grid-template-columns: 1fr; } }

.edu {
  margin-top: 40px; padding: 22px 26px; border: 1px solid var(--line);
  background: var(--panel);
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px 28px;
}
.edu .lbl { color: var(--accent); }
.edu strong { font-family: var(--font-display); font-size: 20px; font-weight: 560; }
.edu span { color: var(--mut); font-size: 14px; }
.edu .when { margin-left: auto; color: var(--mut); }

/* ============================================================
   PERFIL
   ============================================================ */
.about-grid {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(240px, 4fr);
  gap: clamp(30px, 5vw, 72px);
}
.about-grid .lead { font-size: clamp(1.05rem, 1.8vw, 1.3rem); line-height: 1.6; }
@media (max-width: 860px) { .about-grid { grid-template-columns: 1fr; } }

/* ============================================================
   CONTACTO
   ============================================================ */
.contact-big {
  font-family: var(--font-display); font-style: italic; font-weight: 500;
  font-size: clamp(2.4rem, 7vw, 5rem); line-height: 1.05; letter-spacing: -0.015em;
  margin-bottom: 22px; max-width: 14ch;
}
.contact-p { color: var(--mut); max-width: 44ch; margin-bottom: 40px; }
.contact-links { display: flex; flex-wrap: wrap; gap: 14px; }
.btn.is-pending {
  border-style: dashed; border-color: var(--mut); color: var(--mut); cursor: not-allowed;
}
.btn-solid.is-pending { background: transparent; }

/* ============================================================
   COLOFÓN
   ============================================================ */
.colophon { border-top: 2.5px solid var(--ink); position: relative; margin-top: clamp(60px, 9vw, 120px); }
.colophon::before {
  content: ""; position: absolute; top: 4px; left: 0; right: 0;
  border-top: 1px solid var(--ink);
}
.colophon-inner {
  display: flex; flex-wrap: wrap; gap: 14px 40px; align-items: baseline;
  padding-block: 34px 44px; color: var(--mut); font-size: 12.5px;
}
.colophon-inner .made { max-width: 46ch; }
.colophon-inner .top-link {
  margin-left: auto; font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase; text-decoration: none;
  border-bottom: 1px solid var(--line); padding-bottom: 3px;
}
.colophon-inner .top-link:hover { color: var(--accent); border-color: var(--accent); }

/* ============================================================
   APARICIÓN / MOVIMIENTO
   ============================================================ */
/* solo se oculta si hay JS (clase .js puesta en el arranque) */
html.js .rv { opacity: 0; transform: translateY(16px); transition: opacity 0.7s ease, transform 0.7s ease; }
html.js .rv.on { opacity: 1; transform: none; }
html.no-fx .rv { opacity: 1 !important; transform: none !important; transition: none !important; }

section[id], article[id] { scroll-margin-top: 72px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .rv { opacity: 1; transform: none; transition: none; }
  .stamp .ring { animation: none; }
  .spec-row dd .live, .vignette-head .pulse { animation: none; }
}

/* ============================================================
   RESPONSIVE FINO
   ============================================================ */
@media (max-width: 640px) {
  .masthead-inner { flex-wrap: wrap; padding-block: 10px; row-gap: 4px; }
  .mainnav { order: 3; width: 100%; }
  .hero-grid { grid-template-columns: 1fr; }
  .case-links { flex-wrap: wrap; gap: 16px; }
}