html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}

body {
  overflow-x: hidden;
}

.lp-wrap {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--page-margin);
}

.lp-skip {
  position: absolute;
  top: -60px;
  left: 12px;
  z-index: 999;
  padding: 10px 16px;
  border-radius: var(--qg-radius-pill);
  background: var(--qg-ink-950);
  color: var(--qg-ink-0);
  font-weight: 700;
  text-decoration: none;
}

.lp-skip:focus {
  top: 12px;
}

.lp-sec {
  position: relative;
  padding: var(--space-section) 0;
  content-visibility: auto;
  contain-intrinsic-size: auto 1000px;
}

.lp-head {
  display: flex;
  max-width: 760px;
  flex-direction: column;
  gap: 16px;
  margin-bottom: clamp(32px, 4vw, 56px);
}

.lp-head h2,
.lp-head p {
  margin: 0;
}

.lp-eyebrow {
  color: var(--color-text-accent);
}

.lp-nav-logo {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  min-height: var(--hit-min);
  border-radius: var(--qg-radius-sm);
}

/* DS Button nadpisuje klasę przez className, więc cel dotyku ustawia rodzic. */
.qg-nav__end .qg-btn,
.lp-nav-theme-row .qg-btn,
.lp-nav-drawer > .qg-btn {
  min-height: var(--hit-min);
}

.lp-nav-burger {
  min-width: var(--hit-min);
  min-height: var(--hit-min);
}

.lp-nav-burger .qg-iconbtn {
  min-width: var(--hit-min);
  min-height: var(--hit-min);
}

.lp-nav-drawer {
  display: flex;
  flex-direction: column;
  gap: var(--space-stack-lg);
}

.lp-nav-tools {
  display: flex;
  flex-direction: column;
  gap: var(--space-stack-xs);
}

.lp-nav-tools-title {
  padding: 0 var(--space-inline-sm) var(--space-stack-xs);
  color: var(--color-text-muted);
}

.lp-nav-tool-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: var(--space-stack-xs);
}

.lp-nav-tool-copy b {
  font-size: var(--text-body-sm);
}

.lp-nav-tool-copy > span {
  color: var(--color-text-muted);
  font-size: var(--text-label);
  line-height: var(--leading-body);
}

.lp-nav-links {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-stack-sm);
}

.lp-nav-links a {
  display: flex;
  min-height: var(--hit-min);
  align-items: center;
  padding: 0 var(--space-inline-sm);
  border-radius: var(--qg-radius-sm);
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: var(--text-h4);
  font-weight: var(--weight-semibold);
  text-decoration: none;
}

.lp-nav-links a:hover,
.lp-nav-links a:focus-visible {
  background: var(--color-surface-2);
}

.lp-nav-links a:focus-visible {
  outline: none;
  box-shadow: var(--ring-focus);
}

.lp-nav-theme-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-inline-sm);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-stack-md);
}

.lp-nav-theme-row .qg-label {
  color: var(--color-text-muted);
}

/* Use cases */
.lp-use-cases {
  background: var(--gradient-mist);
}

[data-theme="dark"] .lp-use-cases {
  background: linear-gradient(180deg, var(--qg-ink-950), var(--qg-ink-1000));
}

.lp-uses {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.lp-use {
  position: relative;
  display: flex;
  min-height: 240px;
  flex-direction: column;
  gap: 14px;
  overflow: hidden;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--qg-radius-xl);
  background: var(--color-surface);
  transition: transform var(--motion-ui), box-shadow var(--motion-ui);
}

.lp-use::before {
  position: absolute;
  right: -30%;
  bottom: -50%;
  width: 80%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(closest-side, var(--qg-violet-100), transparent);
  content: '';
  opacity: .9;
  transition: transform var(--qg-dur-scene) var(--qg-ease-enter);
}

.lp-use:nth-child(2n)::before {
  background: radial-gradient(closest-side, var(--qg-cyan-100), transparent);
}

[data-theme="dark"] .lp-use::before {
  opacity: .24;
}

.lp-use:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.lp-use:hover::before {
  transform: scale(1.25);
}

.lp-use > * {
  position: relative;
}

.lp-use__icon {
  width: 48px;
  height: 48px;
  border-radius: 15px;
}

.lp-use h3 {
  display: -webkit-box;
  overflow: hidden;
  margin: auto 0 0;
  font: 600 var(--text-h4)/1.2 var(--font-display);
  letter-spacing: -.02em;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.lp-use p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: var(--text-body-sm);
  line-height: 1.55;
}

@media (max-width: 1024px) {
  .lp-uses {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .lp-use {
    min-height: 0;
    padding: 18px;
  }
}

/* FAQ */
.lp-faq {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: clamp(24px, 5vw, 80px);
}

.lp-faq__heading h2 {
  position: sticky;
  margin: 0;
}

.lp-faq .qg-acc__btn {
  min-height: var(--hit-min);
}

@media (max-width: 860px) {
  .lp-faq {
    grid-template-columns: minmax(0, 1fr);
  }

  .lp-faq__heading h2 {
    position: static;
  }
}

/* Final CTA */
.lp-final {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin: 0 var(--page-margin);
  padding: clamp(72px, 10vw, 160px) 24px;
  border-radius: clamp(28px, 4vw, 48px);
  background: var(--qg-ink-1000);
  color: var(--qg-ink-0);
  text-align: center;
}

.lp-final__reveal {
  position: absolute;
  z-index: -1;
  inset: 0;
  background:
    radial-gradient(60% 70% at 50% 110%, var(--qg-cyan-300) 0%, transparent 60%),
    radial-gradient(70% 80% at 50% 0%, var(--qg-violet-500) 0%, transparent 70%),
    var(--qg-ink-950);
  clip-path: circle(0% at 50% 100%);
  transition: clip-path 1.4s var(--qg-ease-morph);
}

.lp-final[data-in="true"] .lp-final__reveal {
  clip-path: circle(150% at 50% 100%);
}

.lp-final h2 {
  max-width: 14ch;
  margin: 0 auto 14px;
}

.lp-final__logo {
  display: block;
  margin: 0 auto 28px;
  opacity: .95;
}

.lp-final__lead {
  max-width: 520px;
  margin: 0 auto 32px;
  padding: 8px 12px;
  border-radius: var(--qg-radius-md);
  background: color-mix(in srgb, var(--qg-ink-1000) 86%, transparent);
  color: var(--qg-ink-0);
}

.lp-final__action {
  display: flex;
  justify-content: center;
}

.lp-final__action .qg-btn {
  min-height: var(--hit-min);
}

.lp-final[data-motion="reduced"] .lp-final__reveal,
[data-motion="reduced"] .lp-final__reveal {
  clip-path: none;
  transition: none;
}

/* Footer */
.lp-foot {
  padding: 72px 0 40px;
}

.lp-foot__grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) repeat(3, minmax(0, 1fr));
  gap: 32px;
}

.lp-foot__brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.lp-foot__brand p {
  max-width: 300px;
  margin: 0;
  color: var(--color-text-muted);
}

.lp-foot h3 {
  margin: 0 0 14px;
  color: var(--color-text-muted);
  font: 700 12px/1 var(--font-ui);
  letter-spacing: .14em;
  text-transform: uppercase;
}

.lp-foot ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.lp-foot a {
  display: inline-flex;
  min-height: var(--hit-min);
  align-items: center;
  color: var(--color-text-2);
  font-weight: 500;
  text-decoration: none;
}

.lp-foot a:hover {
  color: var(--color-text);
}

.lp-foot__docs-note {
  margin: 12px 0 0;
}

.lp-foot__placeholder {
  color: var(--color-text-muted);
  font-weight: 500;
}

.lp-foot__base {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--text-caption);
}

@media (max-width: 760px) {
  .lp-foot__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 16px;
  }

  .lp-foot__brand {
    grid-column: 1 / -1;
  }

  .lp-final {
    padding-right: 20px;
    padding-left: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lp-final__reveal {
    clip-path: none;
    transition: none;
  }
}

/* Hero */
.lp-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 40px) 0 clamp(48px, 6vw, 96px);
  background: var(--gradient-mesh-light);
  color: var(--color-text);
}

[data-theme="dark"] .lp-hero {
  background: var(--gradient-night);
}

.lp-hero::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 120px;
  background: linear-gradient(180deg, transparent, var(--color-bg));
  content: '';
  pointer-events: none;
}

.lp-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(24px, 4vw, 64px);
  align-items: center;
}

.lp-hero__copy {
  display: flex;
  flex-direction: column;
  gap: 22px;
  min-width: 0;
  padding-top: 24px;
}

.lp-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 1.6rem + 3.9vw, 5.5rem);
  font-weight: 600;
  line-height: .98;
  letter-spacing: -.045em;
}

.lp-hero h1 .ln {
  display: block;
  overflow: hidden;
  margin-bottom: -.08em;
  padding-bottom: .08em;
}

.lp-hero h1 .ln > span {
  display: block;
  animation: lp-type var(--qg-dur-signature) var(--qg-ease-enter) both;
}

.lp-hero h1 .ln:nth-child(2) > span {
  animation-delay: var(--qg-dur-fast);
}

@keyframes lp-type {
  from { transform: translateY(105%); }
  to { transform: none; }
}

.lp-hero-title-accent {
  background-image: var(--gradient-signal);
}

[data-theme="dark"] .lp-hero h1 .qg-gradient-text {
  background: none;
  color: var(--color-text);
  -webkit-text-fill-color: var(--color-text);
}

.lp-hero .lp-eyebrow,
[data-theme="dark"] .lp-hero .lp-eyebrow {
  color: var(--color-text);
}

.lp-hero__desc {
  max-width: 30em;
  margin: 0;
  color: var(--color-text-2);
}

.lp-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.lp-hero__ctas .qg-btn {
  min-height: var(--hit-min);
}

.lp-hero__tools {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  margin-top: 10px;
}

.lp-hero__tabs-scroll {
  max-width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
}

.lp-hero__tabs-scroll::-webkit-scrollbar {
  display: none;
}

.lp-hero__tabs-scroll .qg-tabs {
  width: max-content;
  max-width: none;
}

.lp-hero__tabs-scroll .qg-tab {
  min-height: var(--hit-min);
  white-space: nowrap;
}

.lp-hero__tabdesc {
  max-width: 34em;
  min-height: 3.2em;
  margin: 0;
  color: var(--color-text-muted);
  font-size: var(--text-body-sm);
  line-height: 1.6;
}

.lp-stage {
  position: relative;
  height: clamp(500px, 62vh, 680px);
  overflow: hidden;
  border-radius: var(--qg-radius-2xl);
  box-shadow: var(--shadow-xl), inset 0 0 0 1px var(--color-border-strong);
}

.lp-stage__badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 5;
}

.lp-stage__pause {
  position: absolute;
  right: 16px;
  bottom: 16px;
  z-index: 5;
}

.lp-stage__pause .qg-iconbtn {
  min-width: var(--hit-min);
  min-height: var(--hit-min);
}

.lp-fade {
  position: absolute;
  inset: 0;
  transition: opacity var(--qg-dur-slow) var(--qg-ease-standard), transform var(--qg-dur-slow) var(--qg-ease-enter);
}

.lp-fade[data-on="false"] {
  transform: scale(.98);
  opacity: 0;
  pointer-events: none;
}

.lp-glass {
  border: var(--material-glass-border);
  border-radius: 18px;
  background: var(--color-surface-glass);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
}

.lp-hero-avatar-source {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--color-text-accent);
  font-size: 10px;
}

.lp-hero-prompt {
  color: var(--color-text);
  font: 600 13px/1.4 var(--font-ui);
}

.lp-hero-tts {
  gap: 12px;
  padding: clamp(12px, 3%, 22px);
  background: var(--color-surface-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.lp-hero-tts__line {
  margin: 0;
  color: var(--color-text);
  font: 600 clamp(15px, 1.5vw, 19px)/1.35 var(--font-display);
  letter-spacing: -.015em;
  text-wrap: balance;
}

.lp-hero-step {
  border-color: var(--color-border-strong);
  background: var(--color-surface);
  color: var(--color-text);
  white-space: nowrap;
}

.lp-hero-step--active {
  border-color: var(--color-border-strong);
  background: var(--color-accent-soft);
  color: var(--color-text);
}

/* Gallery, catalog and avatar sections */
.lp-head { gap: var(--space-stack-md); }
.lp-gal-filter { margin-bottom: var(--space-stack-md); }
.lp-gal-filter .qg-tabs[data-size="sm"] .qg-tab { min-height: var(--hit-min); }
.lp-panel .qg-tabs .qg-tab { min-height: var(--hit-min); }
.lp-gal { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-stack-sm); align-items: start; }
.lp-gal__item { animation: qg-rise var(--qg-dur-slow) var(--qg-ease-enter) both; }
.lp-cat { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-stack-sm); }
.lp-split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(var(--space-stack-md), 5vw, var(--space-stack-xl)); align-items: start; }
.lp-split--rev { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.lp-panel { display: flex; flex-direction: column; border: 1px solid var(--color-border); border-radius: var(--qg-radius-2xl); background: var(--color-surface); box-shadow: var(--shadow-md); }
.lp-avgrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.lp-chips { display: flex; flex-wrap: wrap; }
.lp-chip { padding: 0 var(--space-inline-md); cursor: pointer; }
.lp-chip:focus-visible { outline: none; box-shadow: var(--ring-focus); }
.lp-note { display: flex; }
.lp-card--audio,
.lp-card--video { min-width: 0; border-radius: var(--qg-radius-lg); }
.lp-card--audio__preview { display: flex; min-height: 150px; flex-direction: column; justify-content: space-between; gap: var(--space-stack-sm); padding: var(--space-inline-md); background: var(--gradient-signal-soft); }
.lp-card--audio__top,
.lp-card--audio__meta,
.lp-card--video__meta { display: flex; justify-content: space-between; gap: var(--space-inline-sm); }
.lp-card--audio__top { align-items: center; color: var(--color-text-accent); }
.lp-card--audio__text { margin: 0; font: var(--weight-semibold) var(--text-h4)/var(--leading-body) var(--font-display); letter-spacing: -.01em; text-wrap: pretty; }
.lp-card--audio__body { display: flex; flex-direction: column; gap: var(--space-stack-sm); padding: var(--space-inline-sm); }
.lp-card--audio__meta,
.lp-card--video__meta { align-items: flex-start; padding: 0 var(--space-inline-xs) var(--space-stack-xs); }
.lp-card--audio__meta b,
.lp-card--video__meta b { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: var(--text-body-sm); }
.lp-card--audio__meta .qg-caption,
.lp-card--video__meta .qg-caption { flex: 0 0 auto; }
.lp-card--video { gap: var(--space-stack-sm); padding: var(--space-inline-xs); }
.lp-card--video__meta { padding-bottom: var(--space-stack-xs); }
.lp-tool-preview { display: grid; height: 100%; place-items: center; padding: var(--space-inline-md); }
.lp-tool-preview--tts { background: var(--gradient-signal-soft); }
.lp-tool-preview--voice { background: var(--gradient-mist); }
.lp-tool-preview--voice > div { display: flex; gap: var(--space-stack-sm); color: var(--color-text-accent); }
.lp-sec--catalog { padding-top: 0; }
.lp-sec--mist { background: var(--gradient-mist); }
.lp-avatar-form,
.lp-avatar-results { display: flex; min-width: 0; flex-direction: column; gap: var(--space-stack-lg); }
.lp-avatar-form .lp-head { margin-bottom: 0; }
.lp-panel { gap: var(--space-stack-lg); padding: clamp(var(--space-inline-md), 2vw, var(--space-inline-lg)); }
.lp-upload-wrap .qg-upload .qg-btn { min-height: var(--hit-min); }
.lp-chips { gap: var(--space-stack-xs); }
.lp-chip { min-height: var(--hit-min); border: 1px solid var(--color-border-strong); border-radius: var(--qg-radius-pill); background: var(--color-surface); color: var(--color-text-2); font: var(--weight-semibold) var(--text-label)/1 var(--font-ui); transition: border-color var(--motion-hover), background var(--motion-hover); }
.lp-chip:hover { border-color: var(--color-accent); color: var(--color-text); }
.lp-note { gap: var(--space-inline-xs); align-items: flex-start; padding: var(--space-stack-sm) var(--space-inline-sm); border-radius: var(--qg-radius-md); background: var(--color-signal-soft); color: var(--color-text-2); font-size: var(--text-caption); line-height: var(--leading-body); }
.lp-note > svg { flex: 0 0 auto; margin-top: 1px; }
.lp-avatar-progress { display: flex; min-height: 56px; flex-direction: column; gap: var(--space-stack-xs); }
.lp-studio__progress { min-height: 56px; }
.lp-avatar-progress__labels,
.lp-avatar-results__head { display: flex; align-items: center; gap: var(--space-inline-xs); }
.lp-avatar-results__head { justify-content: space-between; }
.lp-avgrid { gap: var(--space-stack-sm); }
.lp-avatar-option { display: flex; min-width: 0; flex-direction: column; gap: var(--space-stack-xs); transition: opacity var(--motion-ui); }
.lp-avatar-option__action .qg-btn { width: 100%; min-height: var(--hit-min); padding-inline: var(--space-inline-xs); white-space: normal; }
.lp-cat .qg-btn,
.lp-avatar-option__action .qg-btn { height: auto; min-height: var(--hit-min); }
.lp-gal .qg-iconbtn { width: var(--hit-min); height: var(--hit-min); }
.lp-cat .qg-link { min-height: var(--hit-min); }
[data-theme="dark"] .lp-sec--mist { background: var(--color-surface); }
/* Gradient tokens are light-only; dark previews use the dark signal surface so the quote keeps its contrast. */
[data-theme="dark"] .lp-card--audio__preview,
[data-theme="dark"] .lp-tool-preview--tts,
[data-theme="dark"] .lp-tool-preview--voice { background: var(--color-signal-soft); }

@media (max-width: 1100px) {
  .lp-cat { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 960px) {
  .lp-gal { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lp-split,
  .lp-split--rev { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 600px) {
  /* Players in gallery cards need the full width on a phone; 2 columns overflow their controls. */
  .lp-gal { grid-template-columns: minmax(0, 1fr); }
  .lp-cat,
  .lp-avgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lp-panel { gap: var(--space-stack-sm); padding: var(--space-inline-sm); }
  .lp-card--audio__preview { min-height: 130px; padding: var(--space-inline-sm); }
  .lp-card--audio__text { font-size: var(--text-body-sm); }
  .lp-card--audio__meta,
  .lp-card--video__meta { flex-direction: column; gap: var(--space-stack-xs); }
  .lp-card--audio__meta .qg-caption,
  .lp-card--video__meta .qg-caption { white-space: normal; }
}

[data-theme="dark"] .lp-sec--mist .lp-head,
[data-theme="dark"] .lp-sec--mist .lp-avatar-results { color: var(--color-text); }

@media (max-width: 1024px) {
  .lp-hero__grid { grid-template-columns: minmax(0, 1fr); }
  .lp-hero__copy { padding-top: 8px; }
  .lp-stage { height: clamp(440px, 62vw, 600px); }
}

@media (max-width: 560px) {
  .lp-stage {
    height: 460px;
    margin: 0 calc(var(--page-margin) * -.5);
    border-radius: 28px;
  }
  .lp-hero__ctas .qg-btn { flex: 1 1 auto; white-space: nowrap; }
  .lp-hero__tabs-scroll .qg-tab { padding: 0 12px; }
  .lp-hero-video-caption .qg-badge { font-size: 10px; letter-spacing: 0; }
  .lp-hero-tts { gap: 8px; padding-block: 8px; }
  .lp-hero-tts__line { font-size: 14px; }
  .lp-hero-tts .qg-audio { gap: 10px; padding: 6px 12px 6px 6px; }
  .lp-hero-tts .qg-wave { gap: 1px; }
  .lp-hero-tts .qg-wave i { min-width: 1px; }
}

@media (prefers-reduced-motion: reduce) {
  .lp-hero h1 .ln > span { animation: none; }
  .lp-fade { transition: opacity var(--qg-dur-fast) var(--qg-ease-standard); }
  .lp-fade[data-on="false"] { transform: none; }
}

[data-motion="reduced"] .lp-hero h1 .ln > span { animation: none; }
[data-motion="reduced"] .lp-fade { transition: opacity var(--qg-dur-fast) var(--qg-ease-standard); }
[data-motion="reduced"] .lp-fade[data-on="false"] { transform: none; }

/* Demo scenes */
.lp-dark { overflow: hidden; isolation: isolate; background: var(--qg-ink-1000); color: var(--color-text); }
.lp-dark::before { position: absolute; z-index: -1; inset: 0; background: radial-gradient(50% 45% at 78% 30%, var(--qg-violet-a32), transparent 70%), radial-gradient(40% 40% at 10% 90%, var(--qg-cyan-a24), transparent 70%); content: ''; }
.lp-bridge { height: clamp(80px, 10vw, 160px); background: linear-gradient(180deg, var(--color-bg), var(--qg-violet-200) 45%, var(--qg-ink-1000)); }
.lp-bridge--down { background: linear-gradient(180deg, var(--qg-ink-1000), var(--qg-violet-800) 30%, var(--qg-violet-200) 70%, var(--color-bg)); }
[data-theme="dark"] .lp-bridge { background: linear-gradient(180deg, var(--color-bg), var(--qg-ink-900) 45%, var(--qg-ink-1000)); }
[data-theme="dark"] .lp-bridge--down { background: linear-gradient(180deg, var(--qg-ink-1000), var(--qg-ink-900) 45%, var(--color-bg)); }
.lp-ttsframe { height: clamp(420px, 46vw, 560px); overflow: hidden; border-radius: var(--qg-radius-2xl); box-shadow: inset 0 0 0 1px var(--qg-white-a8); }
.lp-tts-demo { align-self: flex-start; }
.lp-ttspanel { background: var(--color-surface); box-shadow: none; }
.lp-tts-side { display: flex; min-width: 0; flex-direction: column; gap: var(--space-stack-md); }
.lp-ttsglass { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; gap: var(--space-stack-sm); padding: clamp(12px, 3%, 20px); background: var(--qg-ink-a72); backdrop-filter: blur(14px); }
.lp-ttsvoice { display: flex; align-items: center; justify-content: space-between; gap: var(--space-inline-sm); flex-wrap: wrap; }
.lp-ttsvoice b { font: var(--weight-semibold) var(--text-body)/var(--leading-body) var(--font-display); }
.lp-ttsvoice b span { color: var(--color-text-muted); font: var(--weight-medium) var(--text-body-sm)/var(--leading-body) var(--font-ui); }
.lp-tts-note { background: var(--color-surface-2); }
.lp-tts-transcript { color: var(--color-text-2); font-size: var(--text-body-sm); }
.lp-tts-transcript summary { display: flex; min-height: var(--hit-min); align-items: center; gap: var(--space-inline-xs); cursor: pointer; font-weight: var(--weight-bold); list-style: none; }
.lp-tts-transcript summary::-webkit-details-marker { display: none; }
.lp-tts-transcript summary::before { content: "▸"; transition: transform var(--motion-hover); }
.lp-tts-transcript[open] summary::before { transform: rotate(90deg); }
.lp-tts-transcript p { margin: var(--space-stack-xs) 0 0; }
.lp-tts-voices { margin-top: var(--space-section-tight); }
.lp-tts-voices-label { margin-bottom: var(--space-stack-sm); color: var(--color-text-muted); }
.lp-ttsglass .qg-iconbtn, .lp-voices .qg-iconbtn { flex: none; width: var(--hit-min); min-width: var(--hit-min); height: var(--hit-min); }
.lp-voices button.qg-badge { min-height: var(--hit-min); }
.lp-voices { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-stack-sm); }
.lp-steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-stack-sm); margin: 0 0 var(--space-section-tight); padding: 0; list-style: none; }
.lp-step { position: relative; display: flex; min-width: 0; align-items: center; gap: var(--space-inline-sm); padding: var(--space-inline-sm) var(--space-inline-md); border: 1px solid var(--color-border); border-radius: var(--qg-radius-xl); background: var(--color-surface); transition: border-color var(--motion-ui), box-shadow var(--motion-ui); }
.lp-step[data-on="true"] { border-color: var(--color-accent); box-shadow: 0 0 0 1px var(--color-accent); }
.lp-step__ic { display: grid; flex: none; width: 40px; height: 40px; place-items: center; border-radius: var(--qg-radius-md); background: var(--color-accent-soft); color: var(--color-text-accent); }
.lp-step__copy { display: flex; min-width: 0; flex-direction: column; gap: 2px; }
.lp-step__copy b { font-size: var(--text-body-sm); }
.lp-morph { position: relative; display: grid; min-width: 0; grid-template: minmax(0, 1fr) / minmax(0, 1fr); height: clamp(380px, 48vw, 600px); place-items: center; overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--qg-radius-2xl); background: var(--gradient-mist); }
.lp-morph__frame { position: relative; max-width: 100%; max-height: 100%; overflow: hidden; background: var(--qg-ink-1000); box-shadow: var(--shadow-xl); transition: width var(--motion-scene), height var(--motion-scene), border-radius var(--motion-scene); }
.lp-morph__top { position: absolute; z-index: 1; top: 12px; right: 12px; left: 12px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-inline-sm); }
.lp-morph__badge { padding: 8px; border-radius: var(--qg-radius-sm); background: var(--qg-ink-1000); color: var(--qg-ink-25); font: var(--weight-semibold) var(--text-caption)/1 var(--font-mono); max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lp-morph__caption-wrap { position: absolute; bottom: 64px; left: 50%; width: 86%; transform: translateX(-50%); text-align: center; }
.lp-morph__caption { display: -webkit-box; overflow: hidden; padding: 6px 12px; border-radius: var(--qg-radius-sm); background: var(--qg-ink-1000); color: var(--qg-ink-25); font: var(--weight-semibold) clamp(12px, 1.3vw, 15px)/var(--leading-body) var(--font-ui); -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.lp-morph__bar { position: absolute; right: 0; bottom: 0; left: 0; display: flex; align-items: center; gap: var(--space-inline-sm); padding: var(--space-inline-sm); background: var(--gradient-protect-bottom); }
.lp-morph__bar .qg-iconbtn { width: var(--hit-min); min-width: var(--hit-min); height: var(--hit-min); min-height: var(--hit-min); }
.lp-morph__track { flex: 1; height: 4px; overflow: hidden; border-radius: var(--qg-radius-pill); background: var(--qg-white-a24); }
.lp-morph__progress { height: 100%; border-radius: inherit; background: var(--qg-ink-25); }
.lp-morph__edge { position: absolute; inset: -8px; border-radius: inherit; padding: 1.5px; background: var(--gradient-iris); -webkit-mask: linear-gradient(var(--qg-ink-1000) 0 0) content-box, linear-gradient(var(--qg-ink-1000) 0 0); -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
.lp-video-options { display: flex; align-items: center; justify-content: space-between; gap: var(--space-inline-md); flex-wrap: wrap; margin-top: var(--space-stack-md); }
.lp-video-aspect { display: flex; align-items: center; gap: var(--space-inline-sm); }
.lp-video-aspect button, .lp-studio__set button { min-height: var(--hit-min); }
.lp-video-note { max-width: 420px; margin: 0; }
.lp-studio { position: relative; overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--qg-radius-2xl); background: var(--color-surface); box-shadow: var(--shadow-xl); will-change: clip-path; }
.lp-studio__top { display: flex; min-height: 64px; align-items: center; gap: var(--space-inline-sm); padding: 0 var(--space-inline-md); border-bottom: 1px solid var(--color-border); }
.lp-studio__project { font-size: var(--text-body-sm); }
.lp-studio__demo { display: flex; }
.lp-studio__actions { display: flex; align-items: center; gap: var(--space-inline-sm); margin-left: auto; }
.lp-studio__status { display: inline-flex; width: 96px; min-height: 24px; align-items: center; }
.lp-studio__actions .qg-btn { min-height: var(--hit-min); }
.lp-studio__body { display: grid; min-height: 520px; grid-template-columns: 76px minmax(0, 1fr) minmax(0, 1.5fr) minmax(0, 1fr); }
.lp-studio__rail { display: flex; flex-direction: column; gap: var(--space-stack-xs); padding: var(--space-inline-sm) 10px; border-right: 1px solid var(--color-border); background: var(--color-surface-2); }
.lp-rail-btn { display: flex; min-height: var(--hit-min); flex-direction: column; align-items: center; justify-content: center; gap: var(--space-stack-xs); padding: 4px; border: 0; border-radius: var(--qg-radius-md); background: transparent; color: var(--color-text-muted); font: var(--weight-bold) 11px/1.1 var(--font-ui); cursor: pointer; transition: background var(--motion-hover), color var(--motion-hover); }
.lp-rail-btn:hover { color: var(--color-text); }
.lp-rail-btn[aria-pressed="true"] { background: var(--color-surface); color: var(--color-text-accent); box-shadow: var(--shadow-sm); }
.lp-rail-btn:focus-visible { outline: none; box-shadow: var(--ring-focus); }
.lp-studio__col { display: flex; min-width: 0; flex-direction: column; gap: var(--space-stack-md); padding: var(--space-inline-lg); }
.lp-studio__col + .lp-studio__col { border-left: 1px solid var(--color-border); }
.lp-studio__ttl { color: var(--color-text-muted); font: var(--weight-bold) var(--text-caption)/1 var(--font-ui); letter-spacing: .14em; text-transform: uppercase; }
.lp-studio__prev { position: relative; min-height: 340px; flex: 1; overflow: hidden; border-radius: var(--qg-radius-xl); }
.lp-studio__mtabs { display: none; }
.lp-studio__mtabs .qg-tabs[data-size="sm"] .qg-tab { min-height: var(--hit-min); }
.lp-studio__avatar { display: flex; align-items: center; gap: var(--space-inline-sm); }
.lp-studio__avatar-thumb { width: 52px; height: 64px; flex: none; overflow: hidden; border-radius: var(--qg-radius-md); }
.lp-studio__avatar > div:last-child { display: flex; flex-direction: column; gap: 2px; }
.lp-studio__avatar b { font-size: var(--text-body-sm); }
.lp-studio__ttsbg { position: absolute; inset: 0; display: grid; place-items: center; padding: var(--space-inline-sm); background: var(--color-surface); }
.lp-studio__ttsbg > div { width: 100%; }
.lp-studio__cc { position: absolute; right: 8%; bottom: 12px; left: 8%; display: -webkit-box; overflow: hidden; padding: 4px 8px; border-radius: var(--qg-radius-sm); background: var(--qg-ink-1000); color: var(--qg-ink-25); font: var(--weight-semibold) var(--text-caption)/var(--leading-body) var(--font-ui); text-align: center; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.lp-hero .qg-badge,
.lp-gal .qg-badge,
.lp-cat .qg-badge,
.lp-avatar-results .qg-badge,
.lp-dark .qg-badge,
.lp-morph .qg-badge,
.lp-studio .qg-badge { background: var(--color-surface); color: var(--color-text); }
[data-theme="dark"] .lp-morph { background: var(--color-surface); }
[data-theme="dark"] .lp-studio__ttsbg { background: var(--color-surface); }

@media (max-width: 1100px) {
  .lp-voices { grid-template-columns: minmax(0, 1fr); }
  .lp-studio__body { grid-template-columns: 76px minmax(0, 1fr) minmax(0, 1.3fr); }
  .lp-studio__set { grid-column: 2 / -1; border-top: 1px solid var(--color-border); border-left: 0 !important; }
}
@media (max-width: 860px) { .lp-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 720px) {
  .lp-ttsframe { height: clamp(320px, 100vw, 420px); }
  .lp-panel.lp-ttspanel { padding: var(--space-inline-lg); border-radius: var(--qg-radius-xl); }
  .lp-studio__body { min-height: 0; grid-template-columns: minmax(0, 1fr); }
  .lp-studio__rail, .lp-studio__top .lp-hide-m { display: none; }
  .lp-studio__mtabs { display: block; padding: var(--space-inline-sm) var(--space-inline-sm) 0; }
  .lp-studio__col + .lp-studio__col { border-top: 1px solid var(--color-border); border-left: 0; }
  .lp-studio__set { grid-column: auto; }
  .lp-studio__prev { min-height: 300px; }
  .lp-studio__top { min-height: 64px; flex-wrap: wrap; gap: var(--space-inline-xs); padding: var(--space-inline-sm); }
  .lp-studio__actions { flex: 1 1 100%; justify-content: flex-end; gap: var(--space-inline-xs); }
  .lp-ttsglass .qg-audio, .lp-studio__ttsbg .qg-audio { gap: 10px; padding: 6px 12px 6px 6px; }
  .lp-ttsglass .qg-wave, .lp-studio__ttsbg .qg-wave { overflow: hidden; gap: 1px; }
  .lp-ttsglass .qg-wave i, .lp-studio__ttsbg .qg-wave i { min-width: 1px; }
  .lp-studio__actions .qg-btn { padding-inline: var(--space-inline-xs); white-space: normal; }
  .lp-morph__top { top: 8px; right: 8px; left: 8px; gap: var(--space-stack-xs); }
  .lp-morph__caption-wrap { bottom: 62px; width: calc(100% - 16px); }
  .lp-morph__caption { padding: 4px 8px; }
  .lp-morph__bar { gap: var(--space-stack-xs); padding: var(--space-stack-xs); }
}

@media (max-width: 640px) {
  .lp-morph { height: clamp(220px, 72vw, 300px); }
  .lp-studio__prev { min-height: 0; flex: none; aspect-ratio: 16 / 9; }
  .lp-studio__progress,
  .lp-avatar-progress { min-height: 0; }
  .lp-avatar-form .qg-prompt { align-items: stretch; flex-direction: column; padding: var(--space-inline-sm); border-radius: var(--qg-radius-lg); }
  .lp-avatar-form .qg-prompt input { width: 100%; min-height: var(--hit-min); font-size: var(--text-body-sm); }
  .lp-avatar-form .qg-prompt .qg-btn { width: 100%; min-height: var(--hit-min); }
}