/*
 * EficiencIAl Studio — Producción de variantes publicitarias con IA
 * Shared by ES / EN / DE. All component names are scoped with av-.
 */

.av-page {
  --av-ink: #050707;
  --av-panel: #0c1010;
  --av-panel-2: #121818;
  --av-line: rgba(255, 255, 255, .13);
  --av-line-strong: rgba(255, 255, 255, .26);
  --av-text: #f5f8f6;
  --av-muted: #a6b0ab;
  --av-cyan: #73f4d2;
  --av-lime: #d8ff63;
  --av-orange: #f08a54;
  background: var(--av-ink);
  color: var(--av-text);
}

.av-page main { overflow: clip; }
.av-page .nav { background: rgba(5, 7, 7, .92); }

.av-container {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.av-narrow { width: min(820px, 100%); }

.av-kicker {
  margin: 0 0 1rem;
  color: var(--av-cyan);
  font-family: var(--font-heading);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .18em;
  line-height: 1.2;
  text-transform: uppercase;
}

.av-title,
.av-h2,
.av-h3 {
  color: var(--av-text);
  font-family: var(--font-heading);
  font-weight: 500;
  letter-spacing: -.025em;
  text-wrap: balance;
}

.av-title {
  max-width: 780px;
  margin: 0;
  font-size: clamp(3.2rem, 6.4vw, 6.8rem);
  line-height: .93;
}

.av-title em { color: var(--av-lime); font-style: normal; }

.av-h2 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(2.35rem, 4.2vw, 4.9rem);
  line-height: 1;
}

.av-h3 { margin: 0; font-size: clamp(1.35rem, 2.1vw, 1.9rem); line-height: 1.08; }

.av-lede,
.av-section-lede {
  color: var(--av-muted);
  font-size: clamp(1.02rem, 1.4vw, 1.22rem);
  line-height: 1.72;
}

.av-section-lede { max-width: 760px; margin: 1.35rem 0 0; }

.av-btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  padding: .82rem 1.2rem;
  border: 1px solid var(--av-lime);
  border-radius: 999px;
  background: var(--av-lime);
  color: #111508;
  font-family: var(--font-heading);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .09em;
  line-height: 1.1;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform .2s ease, background .2s ease, color .2s ease;
}

.av-btn:hover { transform: translateY(-2px); background: #e6ff8f; }
.av-btn:focus-visible,
.av-tab:focus-visible,
.av-sync:focus-visible,
.av-page summary:focus-visible,
.av-page input:focus-visible,
.av-page select:focus-visible,
.av-page textarea:focus-visible {
  outline: 3px solid var(--av-cyan);
  outline-offset: 3px;
}

.av-btn--ghost { border-color: var(--av-line-strong); background: transparent; color: var(--av-text); }
.av-btn--ghost:hover { border-color: var(--av-cyan); background: rgba(115, 244, 210, .08); color: var(--av-cyan); }

.av-section { padding: clamp(5rem, 9vw, 9rem) 0; border-top: 1px solid var(--av-line); }
.av-section--soft { background: linear-gradient(180deg, rgba(255, 255, 255, .025), transparent); }

/* Hero */
.av-hero {
  position: relative;
  min-height: min(940px, 100svh);
  padding: clamp(8rem, 13vw, 11rem) 0 5rem;
  isolation: isolate;
}

.av-hero::before,
.av-hero::after {
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  content: "";
  filter: blur(90px);
  opacity: .16;
  pointer-events: none;
}

.av-hero::before { top: 10%; right: -12%; width: 48vw; height: 48vw; background: var(--av-cyan); }
.av-hero::after { bottom: 0; left: -16%; width: 38vw; height: 38vw; background: var(--av-orange); }

.av-breadcrumb { margin: 0 0 2rem; color: var(--av-muted); font-size: .8rem; letter-spacing: .04em; }
.av-breadcrumb a { color: inherit; text-decoration: none; }
.av-breadcrumb a:hover { color: var(--av-cyan); }

.av-hero__grid {
  display: grid;
  align-items: center;
  gap: clamp(3rem, 6vw, 6.5rem);
  grid-template-columns: minmax(0, 1.04fr) minmax(420px, .96fr);
}

.av-hero__copy { min-width: 0; }
.av-hero__copy .av-lede { max-width: 680px; margin: 1.7rem 0 0; }
.av-hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }

.av-guardrails { display: flex; flex-wrap: wrap; gap: .55rem; margin: 2.3rem 0 0; padding: 0; list-style: none; }
.av-guardrails li {
  padding: .52rem .72rem;
  border: 1px solid var(--av-line);
  border-radius: 999px;
  color: #dce4df;
  font-size: .75rem;
  letter-spacing: .03em;
}
.av-guardrails li::before { margin-right: .45rem; color: var(--av-cyan); content: "◆"; font-size: .55rem; }

.av-stage {
  position: relative;
  padding: 1rem;
  border: 1px solid var(--av-line-strong);
  border-radius: 28px;
  background: rgba(12, 16, 16, .78);
  box-shadow: 0 40px 100px rgba(0, 0, 0, .45);
}

.av-stage__top,
.av-window__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 34px;
  color: var(--av-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .67rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.av-stage__dots { display: flex; gap: .38rem; }
.av-stage__dots i { display: block; width: 7px; height: 7px; border-radius: 50%; background: var(--av-line-strong); }
.av-stage__dots i:first-child { background: var(--av-orange); }

.av-stage__frames { display: grid; gap: .65rem; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.av-stage__frame { position: relative; overflow: hidden; min-width: 0; aspect-ratio: 9 / 15; margin: 0; border-radius: 16px; background: #111; }
.av-stage__frame:nth-child(2) { transform: translateY(1.2rem); }
.av-stage__frame img { width: 100%; height: 100%; object-fit: cover; }
.av-stage__frame figcaption {
  position: absolute;
  inset: auto .45rem .45rem;
  padding: .48rem .52rem;
  border: 1px solid rgba(255, 255, 255, .25);
  border-radius: 8px;
  background: rgba(0, 0, 0, .72);
  color: #fff;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: clamp(.54rem, .8vw, .68rem);
  letter-spacing: .04em;
  text-align: center;
  text-transform: uppercase;
}

.av-stage__formula {
  display: grid;
  gap: .45rem;
  margin-top: 2rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.av-stage__formula span {
  padding: .64rem .3rem;
  border: 1px solid var(--av-line);
  border-radius: 9px;
  color: #d6dfda;
  font-size: .64rem;
  letter-spacing: .05em;
  text-align: center;
  text-transform: uppercase;
}

.av-stage__formula span + span::before { margin-right: .3rem; color: var(--av-lime); content: "×"; }

.av-proofbar { border-block: 1px solid var(--av-line); background: #080b0b; }
.av-proofbar__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.av-proofbar__item { min-width: 0; padding: 1.5rem 1rem; border-left: 1px solid var(--av-line); text-align: center; }
.av-proofbar__item:last-child { border-right: 1px solid var(--av-line); }
.av-proofbar__item strong { display: block; color: var(--av-lime); font-family: var(--font-heading); font-size: 1rem; font-weight: 500; }
.av-proofbar__item span { color: var(--av-muted); font-size: .75rem; }

/* System overview */
.av-split { display: grid; align-items: start; gap: clamp(2.5rem, 6vw, 6rem); grid-template-columns: minmax(0, .9fr) minmax(420px, 1.1fr); }
.av-math { position: sticky; top: 100px; overflow: hidden; border: 1px solid var(--av-line-strong); border-radius: 22px; background: var(--av-panel); }
.av-math__head { padding: 1rem 1.2rem; border-bottom: 1px solid var(--av-line); color: var(--av-muted); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .7rem; text-transform: uppercase; }
.av-math__body { display: grid; gap: .85rem; padding: 1.3rem; }
.av-math__row { display: grid; align-items: center; gap: .8rem; grid-template-columns: minmax(0, 1fr) auto; }
.av-math__label { color: #dfe6e2; font-size: .92rem; }
.av-math__value { display: inline-flex; min-width: 2.6rem; justify-content: center; padding: .35rem .5rem; border-radius: 7px; background: rgba(216, 255, 99, .12); color: var(--av-lime); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.av-math__total { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; padding: 1.3rem; border-top: 1px solid var(--av-line); background: #0e1413; }
.av-math__total span { color: var(--av-muted); font-size: .8rem; }
.av-math__total strong { color: var(--av-lime); font-family: var(--font-heading); font-size: clamp(2.6rem, 6vw, 4.8rem); font-weight: 500; line-height: .8; }

.av-capabilities { display: grid; gap: 1px; margin-top: 3rem; border: 1px solid var(--av-line); background: var(--av-line); grid-template-columns: repeat(4, minmax(0, 1fr)); }
.av-capability { min-height: 230px; padding: 1.45rem; background: var(--av-panel); }
.av-capability__num { color: var(--av-cyan); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .68rem; }
.av-capability h3 { margin: 2.5rem 0 .8rem; color: var(--av-text); font-family: var(--font-heading); font-size: 1.45rem; font-weight: 500; line-height: 1.08; }
.av-capability p { margin: 0; color: var(--av-muted); font-size: .88rem; line-height: 1.62; }

/* Demonstration */
.av-demo-head { display: flex; align-items: end; justify-content: space-between; gap: 2rem; }
.av-tabs { margin-top: 3rem; }
.av-tablist { display: flex; gap: .55rem; overflow-x: auto; padding: 0 0 .8rem; scrollbar-width: thin; }
.av-tab {
  min-height: 44px;
  flex: 0 0 auto;
  padding: .68rem 1rem;
  border: 1px solid var(--av-line-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--av-muted);
  cursor: pointer;
  font: 600 .74rem/1 var(--font-heading);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.av-tab[aria-selected="true"] { border-color: var(--av-lime); background: var(--av-lime); color: #111508; }
.av-panel { margin-top: 1.2rem; padding: clamp(1rem, 2.2vw, 1.65rem); border: 1px solid var(--av-line-strong); border-radius: 24px; background: var(--av-panel); }
.av-panel + .av-panel { margin-top: 2rem; }
.av-tabs.is-enhanced .av-panel[hidden] { display: none; }
.av-panel__head { display: flex; align-items: center; justify-content: space-between; gap: 1.2rem; margin-bottom: 1rem; }
.av-panel__head p { max-width: 620px; margin: 0; color: var(--av-muted); font-size: .86rem; line-height: 1.5; }
.av-sync { min-height: 44px; flex: 0 0 auto; padding: .65rem .9rem; border: 1px solid var(--av-cyan); border-radius: 999px; background: transparent; color: var(--av-cyan); cursor: pointer; font: 600 .7rem/1 var(--font-heading); letter-spacing: .08em; text-transform: uppercase; }
.av-sync:hover { background: rgba(115, 244, 210, .1); }
.av-pair { display: grid; gap: .8rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.av-video-card { position: relative; overflow: hidden; margin: 0; border-radius: 16px; background: #000; }
.av-video-card video { display: block; width: 100%; max-height: 590px; aspect-ratio: 9 / 16; background: #050505; object-fit: cover; }
.av-video-card figcaption { position: absolute; top: .65rem; left: .65rem; z-index: 2; padding: .38rem .55rem; border: 1px solid rgba(255, 255, 255, .28); border-radius: 999px; background: rgba(0, 0, 0, .72); color: #fff; font-size: .66rem; letter-spacing: .08em; text-transform: uppercase; pointer-events: none; }
.av-credit { margin: 1rem 0 0; color: #85918b; font-size: .68rem; line-height: 1.55; }

.av-markets { display: grid; gap: .9rem; margin-top: 3rem; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.av-market { overflow: hidden; margin: 0; border: 1px solid var(--av-line); border-radius: 18px; background: var(--av-panel); }
.av-market video { display: block; width: 100%; aspect-ratio: 9 / 16; background: #000; object-fit: cover; }
.av-market figcaption { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .9rem 1rem; color: #e9efeb; font-family: var(--font-heading); font-size: .9rem; }
.av-market figcaption span { color: var(--av-cyan); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .64rem; }

/* Scope calculator */
.av-calculator { display: grid; gap: clamp(2rem, 5vw, 5rem); margin-top: 3rem; grid-template-columns: minmax(0, 1fr) minmax(360px, .78fr); }
.av-calculator__fields { display: grid; gap: 1rem; }
.av-range { padding: 1rem 1.1rem; border: 1px solid var(--av-line); border-radius: 14px; background: var(--av-panel); }
.av-range__head { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: .75rem; }
.av-range label { color: #eaf0ec; font-size: .86rem; }
.av-range output { color: var(--av-lime); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.av-range input { width: 100%; accent-color: var(--av-lime); }
.av-calc-result { display: flex; min-height: 310px; flex-direction: column; justify-content: space-between; padding: clamp(1.5rem, 4vw, 2.5rem); border: 1px solid var(--av-lime); border-radius: 22px; background: radial-gradient(circle at top right, rgba(216, 255, 99, .14), transparent 45%), var(--av-panel); }
.av-calc-result__label { color: var(--av-muted); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }
.av-calc-result__number { display: flex; align-items: end; gap: .65rem; }
.av-calc-result__number output { color: var(--av-lime); font-family: var(--font-heading); font-size: clamp(5rem, 10vw, 9rem); font-weight: 500; letter-spacing: -.06em; line-height: .75; }
.av-calc-result__number span { margin-bottom: .2rem; color: var(--av-muted); font-size: .9rem; }
.av-calc-result p { margin: 1.5rem 0 0; color: var(--av-muted); font-size: .76rem; line-height: 1.55; }

/* Production process and QA */
.av-process { display: grid; gap: 1px; margin-top: 3rem; border: 1px solid var(--av-line); background: var(--av-line); grid-template-columns: repeat(5, minmax(0, 1fr)); }
.av-step { min-height: 295px; padding: 1.35rem; background: var(--av-panel); }
.av-step__num { color: var(--av-cyan); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .7rem; }
.av-step h3 { min-height: 3.2rem; margin: 3.5rem 0 .9rem; color: var(--av-text); font-family: var(--font-heading); font-size: 1.3rem; font-weight: 500; line-height: 1.05; }
.av-step p { margin: 0; color: var(--av-muted); font-size: .83rem; line-height: 1.6; }

.av-qa { display: grid; gap: 1px; margin-top: 3rem; border: 1px solid var(--av-line); background: var(--av-line); grid-template-columns: repeat(2, minmax(0, 1fr)); }
.av-qa__col { padding: clamp(1.4rem, 4vw, 2.7rem); background: var(--av-panel); }
.av-qa__col h3 { margin: 0 0 1.4rem; color: var(--av-text); font-family: var(--font-heading); font-size: 1.7rem; font-weight: 500; }
.av-checklist { display: grid; gap: .85rem; margin: 0; padding: 0; list-style: none; }
.av-checklist li { position: relative; padding-left: 1.6rem; color: var(--av-muted); font-size: .9rem; line-height: 1.55; }
.av-checklist li::before { position: absolute; top: .05rem; left: 0; color: var(--av-cyan); content: "✓"; font-weight: 700; }

.av-related { display: grid; gap: 1rem; margin-top: 2rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.av-related a { display: block; padding: 1.3rem; border: 1px solid var(--av-line); border-radius: 14px; background: var(--av-panel); color: var(--av-text); text-decoration: none; }
.av-related a:hover { border-color: var(--av-cyan); }
.av-related small { display: block; margin-bottom: .6rem; color: var(--av-cyan); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }
.av-related strong { display: block; font-family: var(--font-heading); font-size: 1.25rem; font-weight: 500; line-height: 1.15; }

/* FAQ */
.av-faq { margin-top: 2.5rem; border-top: 1px solid var(--av-line); }
.av-faq details { border-bottom: 1px solid var(--av-line); }
.av-faq summary { display: flex; min-height: 74px; align-items: center; justify-content: space-between; gap: 1.5rem; padding: 1rem 0; color: var(--av-text); cursor: pointer; font-family: var(--font-heading); font-size: clamp(1.08rem, 2vw, 1.42rem); list-style: none; }
.av-faq summary::-webkit-details-marker { display: none; }
.av-faq summary::after { flex: 0 0 auto; color: var(--av-cyan); content: "+"; font-family: ui-monospace, monospace; font-size: 1.4rem; }
.av-faq details[open] summary::after { content: "−"; }
.av-faq__answer { max-width: 780px; padding: 0 0 1.5rem; color: var(--av-muted); font-size: .96rem; line-height: 1.7; }

/* CTA */
.av-cta { background: linear-gradient(135deg, #101716 0%, #080a0a 55%, #16170a 100%); }
.av-cta__grid { display: grid; align-items: start; gap: clamp(3rem, 7vw, 7rem); grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr); }
.av-cta__copy { position: sticky; top: 110px; }
.av-cta__points { display: grid; gap: .8rem; margin: 2rem 0 0; padding: 0; list-style: none; }
.av-cta__points li { color: var(--av-muted); font-size: .9rem; }
.av-cta__points li::before { margin-right: .65rem; color: var(--av-lime); content: "→"; }

.av-form-shell { min-width: 0; }
.av-form { padding: clamp(1.3rem, 3.5vw, 2rem); border: 1px solid var(--av-line-strong); border-radius: 22px; background: rgba(6, 8, 8, .74); }
.av-form .form-group { margin-bottom: 1rem; }
.av-form .form-label { display: block; margin-bottom: .42rem; color: #dce4df; font-size: .78rem; }
.av-form .form-input,
.av-form .form-textarea,
.av-form .form-select { width: 100%; border: 1px solid var(--av-line-strong); border-radius: 10px; background: #080b0b; color: var(--av-text); }
.av-form .form-input,
.av-form .form-select { min-height: 49px; }
.av-form .form-textarea { min-height: 126px; resize: vertical; }
.av-form__submit { width: 100%; margin-top: .4rem; cursor: pointer; }
.av-form__legal { margin: .9rem 0 0; color: #7f8a85; font-size: .68rem; line-height: 1.55; }
.av-form__legal a { color: #b6c1bc; }
.av-form__success { min-height: 180px; padding: clamp(1.5rem, 4vw, 2.4rem); border: 1px solid var(--av-cyan); border-radius: 22px; background: rgba(6, 8, 8, .74); color: var(--av-cyan); font-size: 1.05rem; line-height: 1.65; }

.av-disclosure { border-top: 1px solid var(--av-line); padding: 1.3rem 0; color: #7f8b85; font-size: .72rem; line-height: 1.6; }
.av-disclosure a { color: #aab7b1; }

@media (max-width: 1020px) {
  .av-hero { min-height: auto; }
  .av-hero__grid,
  .av-split,
  .av-calculator,
  .av-cta__grid { grid-template-columns: 1fr; }
  .av-hero__grid { gap: 4rem; }
  .av-stage { width: min(680px, 100%); margin-inline: auto; }
  .av-math,
  .av-cta__copy { position: static; }
  .av-capabilities { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .av-process { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .av-step:last-child { grid-column: 1 / -1; min-height: 220px; }
}

@media (max-width: 720px) {
  .av-container { width: min(100% - 28px, 1180px); }
  .av-hero { padding-top: 7.4rem; }
  .av-title { font-size: clamp(3rem, 15vw, 5.1rem); }
  .av-hero__actions { align-items: stretch; flex-direction: column; }
  .av-btn { width: 100%; }
  .av-stage { padding: .7rem; border-radius: 20px; }
  .av-stage__frames { gap: .35rem; }
  .av-stage__frame { border-radius: 10px; }
  .av-stage__frame:nth-child(2) { transform: translateY(.65rem); }
  .av-stage__formula { gap: .3rem; margin-top: 1.2rem; }
  .av-stage__formula span { padding: .55rem .15rem; font-size: .52rem; }
  .av-proofbar__grid { grid-template-columns: repeat(2, 1fr); }
  .av-proofbar__item:nth-child(3) { border-top: 1px solid var(--av-line); }
  .av-proofbar__item:nth-child(4) { border-top: 1px solid var(--av-line); border-right: 1px solid var(--av-line); }
  .av-capabilities,
  .av-process,
  .av-qa,
  .av-related { grid-template-columns: 1fr; }
  .av-step,
  .av-step:last-child { min-height: auto; grid-column: auto; }
  .av-step h3 { min-height: auto; margin-top: 2.2rem; }
  .av-demo-head,
  .av-panel__head { align-items: stretch; flex-direction: column; }
  .av-sync { width: 100%; }
  .av-markets { grid-template-columns: 1fr; }
  .av-market { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); }
  .av-market video { aspect-ratio: 4 / 5; }
  .av-market figcaption { align-items: flex-start; flex-direction: column; justify-content: center; }
}

@media (max-width: 420px) {
  .av-page .efx-call-fab { display: none; }
  .av-container { width: min(100% - 22px, 1180px); }
  .av-hero { padding-top: 6.8rem; }
  .av-breadcrumb { margin-bottom: 1.4rem; }
  .av-title { font-size: clamp(2.72rem, 14.6vw, 4.1rem); }
  .av-stage__frame figcaption { inset-inline: .25rem; bottom: .25rem; padding: .35rem .18rem; font-size: .46rem; }
  .av-pair { gap: .38rem; }
  .av-video-card { border-radius: 10px; }
  .av-video-card figcaption { top: .35rem; left: .35rem; padding: .3rem .4rem; font-size: .54rem; }
  .av-calc-result__number output { font-size: 5rem; }
}

@media (prefers-reduced-motion: reduce) {
  .av-page *, .av-page *::before, .av-page *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

@media print {
  .av-page { --av-ink: #fff; --av-panel: #fff; --av-panel-2: #fff; --av-line: #bbb; --av-line-strong: #888; --av-text: #111; --av-muted: #333; color: #111; background: #fff; }
  .av-page .nav, .av-page .mobile-menu, .av-hero__actions, .av-sync, .av-cta, .footer { display: none !important; }
  .av-section, .av-proofbar { break-inside: avoid; background: #fff; }
  .av-hero { min-height: 0; padding-top: 2rem; }
  .av-title, .av-h2, .av-h3, .av-capability h3, .av-step h3 { color: #111; }
}