/**
 * techniques.css — Laboratorio de técnicas de estampado para ARK
 *
 * Escenario de impresión (izq.) + selector y ficha técnica (der.), quiz debajo.
 * La cabecera usa .ark-section-header (featured-drop.css).
 */

.ark-tech {
  --tech-panel: #101210;
  --tech-panel-2: #151815;
  --tech-muted: #8d8f89;
  --tech-soft: #c9ccc4;
  --tech-warn: #ffb547;

  width: 100%;
  padding-top: clamp(4rem, 8vw, 8rem);
  padding-bottom: clamp(4rem, 8vw, 8rem);
}

.ark-tech .ark-section-header {
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━ INTRO ━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.ark-tech__intro {
  display: grid;
  gap: 1.25rem 3rem;
  align-items: end;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

@media (min-width: 960px) {
  .ark-tech__intro {
    grid-template-columns: 1.3fr 1fr;
  }
}

.ark-tech__title {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(2.6rem, 6.4vw, 6rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--fg);
}

.ark-tech__title span {
  display: block;
}

.ark-tech__title em {
  font-style: normal;
  color: var(--accent);
}

.ark-tech__lead {
  max-width: 34rem;
  color: var(--tech-soft);
  font-weight: 300;
  font-size: clamp(1rem, 1.15vw, 1.125rem);
  line-height: 1.6;
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━ LAB GRID ━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.ark-tech__lab {
  display: grid;
  gap: 1.5rem;
  grid-template-areas: "list" "stage" "specs";
  min-width: 0;
}

@media (min-width: 960px) {
  .ark-tech__lab {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    grid-template-areas: "stage list" "stage specs";
    grid-template-rows: auto 1fr;
    column-gap: clamp(2rem, 4vw, 4rem);
  }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━ SELECTOR DE TÉCNICA ━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.ark-tech__list {
  grid-area: list;
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  scrollbar-width: none;
  list-style: none;
  min-width: 0;
}

.ark-tech__list::-webkit-scrollbar {
  display: none;
}

.ark-tech__btn {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.15rem 0.9rem;
  align-items: baseline;
  white-space: nowrap;
  text-align: left;
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--border-bright);
  padding: 0.6rem 1rem;
  cursor: pointer;
  transition:
    border-color 0.25s var(--ease-ark),
    background 0.25s var(--ease-ark),
    color 0.25s var(--ease-ark),
    padding 0.25s var(--ease-ark);
}

.ark-tech__btn-idx {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--tech-muted);
  letter-spacing: 0.1em;
}

.ark-tech__btn-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.ark-tech__btn-line {
  display: none;
}

.ark-tech__btn:hover {
  border-color: var(--accent);
}

.ark-tech__btn[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}

.ark-tech__btn[aria-pressed="true"] .ark-tech__btn-idx {
  color: var(--bg);
}

@media (min-width: 960px) {
  .ark-tech__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    border-top: 1px solid var(--border-subtle);
  }

  .ark-tech__btn {
    width: 100%;
    white-space: normal;
    border: 0;
    border-bottom: 1px solid var(--border-subtle);
    padding: 1rem 0.25rem;
    grid-template-columns: 2.5rem 1fr auto;
  }

  .ark-tech__btn-name {
    font-size: clamp(1.4rem, 2.2vw, 2rem);
    letter-spacing: -0.01em;
  }

  .ark-tech__btn-line {
    display: block;
    grid-column: 2;
    font-family: var(--font-body);
    font-size: 13px;
    color: var(--tech-muted);
  }

  .ark-tech__btn::after {
    content: "→";
    grid-column: 3;
    grid-row: 1;
    font-family: var(--font-mono);
    color: var(--tech-muted);
    transition: transform 0.25s var(--ease-ark);
  }

  .ark-tech__btn:hover {
    background: transparent;
  }

  .ark-tech__btn:hover::after {
    transform: translateX(4px);
    color: var(--accent-alt);
  }

  .ark-tech__btn[aria-pressed="true"] {
    background: transparent;
    color: var(--accent);
    padding-left: 1rem;
  }

  .ark-tech__btn[aria-pressed="true"] .ark-tech__btn-idx,
  .ark-tech__btn[aria-pressed="true"]::after {
    color: var(--accent);
  }

  .ark-tech__btn[aria-pressed="true"] .ark-tech__btn-line {
    color: var(--tech-soft);
  }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━ ESCENARIO (MESA DE IMPRESIÓN) ━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.ark-tech__stage-wrap {
  grid-area: stage;
  display: grid;
  gap: 1rem;
  align-content: start;
  min-width: 0;
}

@media (min-width: 960px) {
  .ark-tech__stage-wrap {
    position: sticky;
    top: calc(var(--header-height) + 1.5rem);
    align-self: start;
  }
}

.ark-tech__stage {
  position: relative;
  background-color: var(--tech-panel);
  background-image:
    linear-gradient(var(--border-subtle) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-subtle) 1px, transparent 1px);
  background-size: 40px 40px;
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  touch-action: manipulation;
  cursor: crosshair;
}

.ark-tech__stage-meta {
  position: absolute;
  top: 0.75rem;
  left: 0.85rem;
  z-index: 3;
  display: grid;
  gap: 0.15rem;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tech-muted);
  pointer-events: none;
}

.ark-tech__stage-meta b {
  color: var(--fg);
  font-weight: 400;
}

.ark-tech__svg {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

.ark-tech__reticle {
  position: absolute;
  z-index: 2;
  border: 1px solid var(--accent-alt);
  border-radius: 50%;
  pointer-events: none;
  box-shadow: 0 0 0 1px rgba(10, 10, 10, 0.6);
}

.ark-tech__hint {
  position: absolute;
  z-index: 3;
  left: 0.85rem;
  bottom: 0.85rem;
  max-width: 50%;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--tech-muted);
  pointer-events: none;
}

.ark-tech__loupe {
  position: absolute;
  z-index: 3;
  right: 0.85rem;
  bottom: 0.85rem;
  width: clamp(112px, 28%, 190px);
  pointer-events: none;
  display: grid;
  gap: 0.4rem;
  justify-items: center;
}

.ark-tech__lens {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  border-radius: 50%;
  overflow: hidden;
  background: var(--tech-panel);
  border: 1px solid var(--accent-alt);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.7);
}

.ark-tech__lens svg {
  position: absolute;
  top: 0;
  left: 0;
  transform-origin: 0 0;
  max-width: none;
}

.ark-tech__loupe figcaption {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-alt);
  background: var(--bg);
  padding: 2px 6px;
}

/* Controles de prenda y color */
.ark-tech__controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: flex-start;
  justify-content: space-between;
}

.ark-tech__seg {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.ark-tech__seg-label {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--tech-muted);
}

.ark-tech__chip {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg);
  padding: 0.5rem 0.85rem;
  min-height: 40px;
  background: transparent;
  border: 1px solid var(--border-bright);
  cursor: pointer;
  transition:
    border-color 0.2s var(--ease-ark),
    background 0.2s var(--ease-ark),
    color 0.2s var(--ease-ark);
}

.ark-tech__chip:hover {
  border-color: var(--accent);
}

.ark-tech__chip[aria-pressed="true"] {
  border-color: var(--fg);
  background: var(--fg);
  color: var(--bg);
}

.ark-tech__swatch {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-bright);
  background: var(--sw);
  cursor: pointer;
}

.ark-tech__swatch[aria-pressed="true"] {
  box-shadow:
    0 0 0 2px var(--bg),
    0 0 0 3px var(--accent-alt);
}

.ark-tech__swatch:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

.ark-tech button:focus-visible,
.ark-tech a:focus-visible {
  outline: 1px solid var(--accent-alt);
  outline-offset: 3px;
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━ FICHA TÉCNICA ━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.ark-tech__specs {
  grid-area: specs;
  display: grid;
  gap: 1.25rem;
  align-content: start;
  padding: clamp(1.25rem, 2vw, 1.75rem);
  background: var(--tech-panel);
  border: 1px solid var(--border-subtle);
  min-width: 0;
}

.ark-tech__specs-head {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  justify-content: space-between;
  align-items: baseline;
}

.ark-tech__specs-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--fg);
}

.ark-tech__specs-process {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-alt);
  letter-spacing: 0.06em;
}

.ark-tech__dl > div {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 1rem;
  padding-block: 0.65rem;
  border-top: 1px solid var(--border-subtle);
}

.ark-tech__dl dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--tech-muted);
  padding-top: 0.2rem;
}

.ark-tech__dl dd {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--fg);
  min-width: 0;
}

.ark-tech__meter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

.ark-tech__meter-bars {
  display: flex;
  gap: 3px;
}

.ark-tech__meter-bars i {
  width: 18px;
  height: 6px;
  background: var(--border-bright);
}

.ark-tech__meter-bars i.on {
  background: var(--accent);
}

.ark-tech__meter small {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--tech-muted);
}

.ark-tech__fit {
  --fit-color: var(--border-bright);
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.85rem 1rem;
  border: 1px solid var(--fit-color);
  color: var(--fg);
  font-size: 13.5px;
}

.ark-tech__fit-tag {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--fit-color);
  padding: 2px 7px;
  margin-top: 1px;
}

.ark-tech__fit[data-level="ideal"] {
  --fit-color: var(--accent);
}

.ark-tech__fit[data-level="ok"] .ark-tech__fit-tag {
  color: var(--fg);
}

.ark-tech__fit[data-level="limit"] {
  --fit-color: var(--tech-warn);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━ QUIZ ━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.ark-tech__quiz {
  display: grid;
  gap: 1.5rem 3rem;
  margin-top: clamp(3rem, 6vw, 5rem);
  padding-top: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--border-subtle);
  scroll-margin-top: calc(var(--header-height) + 1rem);
}

@media (min-width: 960px) {
  .ark-tech__quiz {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    column-gap: clamp(2rem, 4vw, 4rem);
  }
}

.ark-tech__quiz-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1;
  color: var(--fg);
  margin-bottom: 0.35rem;
}

.ark-tech__quiz-lead {
  color: var(--tech-muted);
  margin-bottom: 1.5rem;
}

.ark-tech__q {
  border: 0;
  padding: 0.9rem 0;
  border-top: 1px solid var(--border-subtle);
  min-width: 0;
}

.ark-tech__q legend {
  float: left;
  width: 100%;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tech-muted);
  margin-bottom: 0.6rem;
}

.ark-tech__q-opts {
  clear: both;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.ark-tech__q-opts label {
  position: relative;
}

.ark-tech__q-opts input {
  position: absolute;
  inset: 0;
  opacity: 0;
  margin: 0;
  cursor: pointer;
}

.ark-tech__q-opts span {
  display: inline-block;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--border-bright);
  font-size: 13.5px;
  color: var(--fg);
  cursor: pointer;
  transition:
    border-color 0.2s var(--ease-ark),
    background 0.2s var(--ease-ark),
    color 0.2s var(--ease-ark);
}

.ark-tech__q-opts label:hover span {
  border-color: var(--accent);
}

.ark-tech__q-opts input:checked + span {
  background: var(--accent-alt);
  border-color: var(--accent-alt);
  color: var(--bg);
  font-weight: 500;
}

.ark-tech__q-opts input:focus-visible + span {
  outline: 1px solid var(--accent-alt);
  outline-offset: 3px;
}

.ark-tech__result {
  align-self: start;
  display: grid;
  gap: 1rem;
  padding: clamp(1.25rem, 2.5vw, 2rem);
  background: var(--tech-panel-2);
  border: 1px solid var(--accent);
  min-width: 0;
}

.ark-tech__result-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

.ark-tech__result-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  line-height: 0.95;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: var(--fg);
  overflow-wrap: anywhere;
}

.ark-tech__result-why {
  color: var(--tech-soft);
  font-size: 14.5px;
}

.ark-tech__result-alt {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--tech-muted);
  letter-spacing: 0.04em;
}

.ark-tech__result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.ark-tech__result-actions .btn-ark {
  min-height: 44px;
}

.ark-tech__ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 24px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--border-bright);
  cursor: pointer;
  transition:
    border-color 0.25s var(--ease-ark),
    color 0.25s var(--ease-ark);
}

.ark-tech__ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.ark-tech__msg-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--tech-muted);
}

.ark-tech__msg {
  padding: 0.85rem 1rem;
  background: var(--bg);
  border: 1px dashed var(--border-bright);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--tech-soft);
  overflow-wrap: anywhere;
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━ PRENDA Y ARTE (SVG) ━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.ark-tech__svg .seam { fill: none; stroke: var(--seam); stroke-width: 2; }
.ark-tech__svg .rib { fill: none; stroke: var(--seam); stroke-width: 9; stroke-linecap: round; }
.ark-tech__svg .body { fill: var(--garment); stroke: var(--seam); stroke-width: 1.5; }
.ark-tech__svg .shade { fill: var(--shade); stroke: var(--seam); stroke-width: 1.5; }
.ark-tech__svg .strap { fill: none; stroke: var(--garment); stroke-width: 20; stroke-linecap: round; }
.ark-tech__svg .strap-edge { fill: none; stroke: var(--seam); stroke-width: 24; stroke-linecap: round; }

.ark-tech__area { fill: none; stroke: var(--accent-alt); stroke-width: 1; stroke-dasharray: 5 5; opacity: 0.55; }
.ark-tech__area-label { fill: var(--accent-alt); font-family: var(--font-mono); font-size: 11px; letter-spacing: 1px; opacity: 0.8; }
.ark-tech__tex-over { display: none; }
.ark-tech__squeegee { fill: var(--accent-alt); }

.ark-tech__sun { fill: url(#ark-tech-gSun); }
.ark-tech__sun-gloss { fill: url(#ark-tech-gGloss); opacity: 0; }
.ark-tech__ark-main { fill: var(--ink); }
.ark-tech__ark-off { fill: #ff4fd8; }
.ark-tech__ring { fill: none; stroke: var(--ink); stroke-width: 1.5; stroke-dasharray: 1 5; stroke-linecap: round; }
.ark-tech__small { fill: var(--ink); font-family: var(--font-mono); font-size: 17px; letter-spacing: 4px; }

.ark-tech__ark-main,
.ark-tech__ark-off {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 112px;
  letter-spacing: -5px;
}

/* DTF: full color, degradados, brillo leve del film */
.ark-tech__svg[data-tech="dtf"] .ark-tech__sun-gloss { opacity: 0.22; }

/* Vinilo: tintas sólidas, sin detalles finos, brillo y espesor */
.ark-tech__svg[data-tech="vinilo"] .ark-tech__sun { fill: var(--accent-alt); }
.ark-tech__svg[data-tech="vinilo"] .ark-tech__sun-gloss { opacity: 0.4; }
.ark-tech__svg[data-tech="vinilo"] .ark-tech__ark-off,
.ark-tech__svg[data-tech="vinilo"] .ark-tech__ring { display: none; }
.ark-tech__svg[data-tech="vinilo"] .ark-tech__art { filter: url(#ark-tech-fVinyl); }

/* Sublimación: la tinta entra en la fibra, se ve la trama de la tela */
.ark-tech__svg[data-tech="sublimacion"] .ark-tech__art { mix-blend-mode: multiply; filter: url(#ark-tech-fSoft); }
.ark-tech__svg[data-tech="sublimacion"] .ark-tech__tex-over { display: inline; }

/* Serigrafía: tintas planas por capas, degradados en semitono */
.ark-tech__svg[data-tech="serigrafia"] .ark-tech__sun { fill: url(#ark-tech-pHalftone); }
.ark-tech__svg[data-tech="serigrafia"] .ark-tech__ring { stroke-dasharray: none; stroke-width: 3; }
.ark-tech__svg[data-tech="serigrafia"] .ark-tech__art { filter: url(#ark-tech-fInk); }

/* Bordado: hilo con relieve, sin textos pequeños */
.ark-tech__svg[data-tech="bordado"] .ark-tech__sun { fill: url(#ark-tech-pStitchLime); stroke: #6f9400; stroke-width: 5; }
.ark-tech__svg[data-tech="bordado"] .ark-tech__ark-main { fill: var(--stitch-ink); stroke: var(--stitch-edge); stroke-width: 2.5; }
.ark-tech__svg[data-tech="bordado"] .ark-tech__ark-off,
.ark-tech__svg[data-tech="bordado"] .ark-tech__ring,
.ark-tech__svg[data-tech="bordado"] .ark-tech__small { display: none; }
.ark-tech__svg[data-tech="bordado"] .ark-tech__art { filter: url(#ark-tech-fEmboss); }

@media (prefers-reduced-motion: reduce) {
  .ark-tech *,
  .ark-tech *::before,
  .ark-tech *::after {
    transition: none !important;
    animation: none !important;
  }
}