/*
 * nanobanana studio system
 * Final shared layout layer. It intentionally contains only design tokens,
 * shared components and responsive rules used by every public page.
 */

:root {
  --nb-header-height: 72px;
  --nb-container: 1200px;
  --nb-gutter: clamp(18px, 3vw, 32px);
  --nb-section-space: 56px;
  --nb-block-gap: 20px;
  --nb-card-padding: 24px;
  --nb-radius: 24px;
  --nb-radius-small: 14px;
  --nb-bg: #0d0e0b;
  --nb-panel: #171914;
  --nb-panel-soft: #1c1e19;
  --nb-line: rgba(255, 248, 224, 0.16);
  --nb-text: #fff9eb;
  --nb-muted: #c9c3b4;
  --nb-yellow: #ffc400;
  --nb-orange: #ff9d3d;
  --nb-focus: #fff3b0;
  --nb-button-height: 52px;
  --nb-button-small-height: 44px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nb-header-height) + 18px);
}

body {
  background:
    radial-gradient(circle at 8% 8%, rgba(255, 196, 0, 0.09), transparent 30rem),
    radial-gradient(circle at 92% 18%, rgba(109, 92, 255, 0.08), transparent 34rem),
    var(--nb-bg);
  color: var(--nb-text);
  overflow-x: clip;
}

body > main,
body > main#top {
  padding-top: var(--nb-header-height);
}

.container,
.lp-container {
  width: min(calc(100% - (2 * var(--nb-gutter))), var(--nb-container)) !important;
  margin-inline: auto !important;
}

/* Shared fixed shell */
.header,
.lp-header {
  position: fixed !important;
  inset: 0 0 auto !important;
  z-index: 1000 !important;
  width: 100% !important;
  min-height: var(--nb-header-height) !important;
  margin: 0 !important;
  padding-inline: var(--nb-gutter) !important;
  background: rgba(10, 11, 9, 0.92) !important;
  border-bottom: 1px solid var(--nb-line) !important;
  backdrop-filter: blur(18px) saturate(130%);
  transform: none !important;
}

.header,
.lp-header__inner {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 24px !important;
}

.header {
  max-width: none !important;
}

.lp-header__inner {
  min-height: var(--nb-header-height) !important;
  padding: 0 !important;
}

.logo,
.lp-logo {
  display: inline-flex !important;
  align-items: center !important;
  gap: 10px !important;
  min-width: 0;
  color: var(--nb-text) !important;
  text-decoration: none !important;
  font-size: 17px !important;
  line-height: 1 !important;
  font-weight: 700 !important;
}

.logo__mark,
.lp-logo img {
  display: block !important;
  width: 38px !important;
  height: 38px !important;
  flex: 0 0 38px !important;
  object-fit: contain !important;
}

.logo__word,
.lp-logo span {
  white-space: nowrap;
}

/* Shared action system */
:is(.action, .lp-button, .text-action, .lp-back, .control-link) {
  min-height: var(--nb-button-height) !important;
  padding: 0 24px !important;
  border: 1px solid rgba(255, 196, 0, 0.56) !important;
  border-radius: var(--nb-radius-small) !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 10px !important;
  font: 700 15px/1 system-ui, -apple-system, "Segoe UI", sans-serif !important;
  text-align: center !important;
  text-decoration: none !important;
  cursor: pointer;
  transition: background-color 180ms ease, border-color 180ms ease,
    color 180ms ease, transform 180ms ease, box-shadow 180ms ease !important;
}

:is(.action, .lp-button) {
  color: #15140f !important;
  background: linear-gradient(110deg, var(--nb-yellow), var(--nb-orange)) !important;
  border-color: transparent !important;
  box-shadow: 0 12px 30px rgba(255, 180, 0, 0.16);
}

:is(.text-action, .lp-back, .control-link) {
  color: var(--nb-text) !important;
  background: rgba(255, 255, 255, 0.035) !important;
}

:is(.action, .lp-button, .text-action, .lp-back, .control-link):hover {
  transform: translateY(-2px);
  border-color: var(--nb-yellow) !important;
  box-shadow: 0 14px 34px rgba(255, 183, 0, 0.22);
}

:is(.action, .lp-button, .text-action, .lp-back, .control-link):active {
  transform: translateY(0) scale(0.95) !important;
}

:is(.action, .lp-button, .text-action, .lp-back, .control-link):focus-visible,
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--nb-focus) !important;
  outline-offset: 3px !important;
}

:is(.action, .lp-button)[aria-disabled="true"],
:is(.action, .lp-button):disabled {
  opacity: 0.48;
  cursor: not-allowed;
  box-shadow: none;
}

.action--small,
.lp-button--small {
  min-width: 168px !important;
  min-height: var(--nb-button-small-height) !important;
  padding-inline: 22px !important;
}

.control-link__icon,
.text-action::after,
.lp-back::after {
  display: inline-grid !important;
  width: 1em !important;
  height: 1em !important;
  flex: 0 0 1em !important;
  place-items: center !important;
  align-self: center !important;
  margin: 0 !important;
  border: 0 !important;
  content: "›" !important;
  font: 800 20px/1 system-ui, sans-serif !important;
  transform: translateY(-0.5px) !important;
}

/* Unified rhythm and typography */
:is(.section, .lp-section, .lp-related, .lp-final-cta) {
  margin-top: 0 !important;
  margin-bottom: 0 !important;
  padding-block: var(--nb-section-space) !important;
}

:is(.section-heading, .lp-heading) {
  margin-bottom: 26px !important;
  text-align: center !important;
}

:is(h1, .hero h1, .lp-hero h1) {
  max-width: 18ch;
  margin: 0;
  font-size: 44px !important;
  line-height: 1.05 !important;
  letter-spacing: -0.035em !important;
  text-wrap: balance;
  overflow-wrap: normal !important;
  word-break: normal !important;
  hyphens: none !important;
}

:is(h2, .section-heading h2, .lp-heading h2) {
  font-size: 36px !important;
  line-height: 1.1 !important;
  letter-spacing: -0.025em !important;
  text-wrap: balance;
  overflow-wrap: normal !important;
  word-break: normal !important;
  hyphens: none !important;
}

/* Keep long Russian words intact instead of leaving one letter per line. */
.lp-insight-panel :is(h2, h3),
.lp-feature__copy :is(h2, h3) {
  max-width: none !important;
  font-size: clamp(28px, 2.2vw, 36px) !important;
  line-height: 1.12 !important;
  overflow-wrap: normal !important;
  word-break: normal !important;
  hyphens: none !important;
  text-wrap: pretty;
}

:is(.hero__lead, .lp-hero__lead, .section-heading > p, .lp-heading > p) {
  color: var(--nb-muted) !important;
  font-size: 17px !important;
  line-height: 1.65 !important;
}

.kicker,
.lp-kicker {
  display: inline-flex !important;
  align-items: center !important;
  min-height: 28px;
  margin-bottom: 16px !important;
  color: var(--nb-yellow) !important;
  font-size: 12px !important;
  line-height: 1.2 !important;
  font-weight: 800 !important;
  letter-spacing: 0.12em !important;
  text-transform: uppercase;
}

/* Main page: asymmetric 70/30 studio hero */
.hero {
  display: grid !important;
  grid-template-columns: minmax(0, 7fr) minmax(280px, 3fr) !important;
  align-items: stretch !important;
  gap: var(--nb-block-gap) !important;
  min-height: 610px !important;
  padding-top: 44px !important;
  padding-bottom: var(--nb-section-space) !important;
  text-align: left !important;
}

.hero__copy {
  min-width: 0;
  padding: clamp(28px, 5vw, 72px) !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: flex-start !important;
  justify-content: center !important;
  text-align: left !important;
  border: 1px solid var(--nb-line);
  border-radius: var(--nb-radius);
  background:
    linear-gradient(145deg, rgba(255, 196, 0, 0.08), transparent 42%),
    rgba(18, 19, 16, 0.86);
}

.hero__copy h1 {
  max-width: 16ch !important;
}

.hero__lead {
  max-width: 58ch !important;
  margin: 22px 0 26px !important;
  text-align: left !important;
}

.button-row,
.lp-hero__actions {
  display: flex !important;
  flex-wrap: wrap !important;
  align-items: center !important;
  gap: 12px !important;
}

.hero__notes {
  display: flex !important;
  flex-wrap: wrap !important;
  justify-content: flex-start !important;
  gap: 10px !important;
  margin: 24px 0 0 !important;
}

.hero__notes li,
.workflow-grid article > span,
.visual-tabs button,
.filter-bar button {
  min-height: 32px !important;
  padding: 0 14px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  border: 1px solid rgba(255, 196, 0, 0.32) !important;
  border-radius: 999px !important;
  line-height: 1 !important;
}

.hero__art {
  position: relative !important;
  display: grid !important;
  grid-template-rows: 1fr 1fr !important;
  gap: 1px !important;
  min-width: 0;
  min-height: 0;
  overflow: hidden !important;
  border: 1px solid var(--nb-line) !important;
  border-radius: var(--nb-radius) !important;
  background: var(--nb-panel) !important;
}

.hero__image {
  position: relative !important;
  inset: auto !important;
  width: 100% !important;
  height: 100% !important;
  margin: 0 !important;
  overflow: hidden !important;
  border: 0 !important;
  border-radius: 0 !important;
}

.hero__image img {
  display: block !important;
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  object-position: center 42% !important;
}

.hero__image figcaption,
.hero__prompt {
  position: absolute !important;
  z-index: 2;
  left: 14px !important;
  bottom: 14px !important;
  max-width: calc(100% - 28px);
  padding: 8px 11px !important;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 10px !important;
  color: var(--nb-text) !important;
  background: rgba(9, 10, 8, 0.82) !important;
  backdrop-filter: blur(10px);
  font-size: 12px !important;
}

.hero__prompt {
  top: 50% !important;
  right: 12px !important;
  bottom: auto !important;
  left: 12px !important;
  transform: translateY(-50%);
  text-align: center;
}

/* Internal pages use the same 70/30 editorial composition. */
.lp-hero {
  display: grid !important;
  grid-template-columns: minmax(0, 7fr) minmax(300px, 3fr) !important;
  align-items: stretch !important;
  gap: var(--nb-block-gap) !important;
  min-height: 540px !important;
  padding-top: 44px !important;
  padding-bottom: var(--nb-section-space) !important;
}

.lp-hero > div:first-child {
  padding: clamp(28px, 5vw, 64px) !important;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  border: 1px solid var(--nb-line);
  border-radius: var(--nb-radius);
  background: linear-gradient(145deg, rgba(255, 196, 0, 0.07), transparent 42%), var(--nb-panel);
}

.lp-hero h1 {
  max-width: 18ch !important;
}

.lp-hero__lead {
  max-width: 58ch !important;
  margin: 20px 0 26px !important;
}

.lp-hero__art {
  position: relative;
  min-width: 0;
  min-height: 0;
  margin: 0 !important;
  overflow: hidden !important;
  border: 1px solid var(--nb-line) !important;
  border-radius: var(--nb-radius) !important;
  background: var(--nb-panel) !important;
}

.lp-hero__art > img {
  display: block !important;
  width: 100% !important;
  height: 100% !important;
  min-height: 100% !important;
  object-fit: cover !important;
  object-position: center !important;
}

.lp-hero__badge {
  inset: auto 14px 14px 14px !important;
  max-width: min(420px, calc(100% - 28px)) !important;
  padding: 10px 12px !important;
  border-radius: 11px !important;
  background: rgba(9, 10, 8, 0.84) !important;
  font-size: 12px !important;
  line-height: 1.35 !important;
}

/* Cards, grids and tabs share one inset and one gap. */
:is(.lp-grid, .lp-grid--two, .lp-steps, .lp-use-grid, .insight-grid, .workflow-grid) {
  gap: var(--nb-block-gap) !important;
}

:is(.lp-card, .lp-step, .lp-feature__copy, .lp-insight-panel, .capability__copy) {
  padding: var(--nb-card-padding) !important;
  border: 1px solid var(--nb-line) !important;
  border-radius: var(--nb-radius) !important;
  background: var(--nb-panel) !important;
  transform: translateZ(0);
  transition: transform 220ms cubic-bezier(0.2, 0.75, 0.25, 1),
    border-color 220ms ease, box-shadow 220ms ease !important;
}

/* Quiet studio micro-interactions: visible, but never distracting. */
@media (hover: hover) and (pointer: fine) {
  :is(
      .lp-card,
      .lp-step,
      .lp-feature,
      .lp-insight-panel,
      .capability,
      .gallery-card,
      .showcase-card,
      .motion-demo,
      .merge-demo
    ):hover {
    position: relative;
    z-index: 2;
    transform: scale(1.05);
    border-color: rgba(255, 196, 0, 0.38) !important;
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.32);
  }
}

:is(
    [aria-current="page"],
    [aria-pressed="true"],
    .is-active,
    .active,
    .filter-button--active
  ) {
  animation: nb-active-pulse 2.4s ease-in-out infinite;
}

@keyframes nb-active-pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(255, 196, 0, 0);
  }
  50% {
    box-shadow: 0 0 0 5px rgba(255, 196, 0, 0.12);
  }
}

.lp-grid--two,
.insight-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
}

.lp-grid--two > :last-child:nth-child(odd),
.insight-grid > :last-child:nth-child(odd) {
  grid-column: 1 / -1;
  width: calc(50% - (var(--nb-block-gap) / 2));
  justify-self: center;
}

.lp-proof__stage {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.92fr) minmax(0, 1fr) !important;
  align-items: stretch !important;
  gap: var(--nb-block-gap) !important;
}

.lp-proof__stage > :is(figure, .lp-proof__prompt) {
  min-width: 0 !important;
  min-height: 410px !important;
  margin: 0 !important;
  overflow: hidden !important;
  border: 1px solid var(--nb-line) !important;
  border-radius: var(--nb-radius) !important;
  background: var(--nb-panel) !important;
}

.lp-proof__stage figure {
  display: grid !important;
  grid-template-rows: minmax(0, 1fr) auto !important;
}

.lp-proof__stage figure img {
  display: block !important;
  width: 100% !important;
  height: 100% !important;
  min-height: 0 !important;
  object-fit: contain !important;
  object-position: center !important;
  background: #f1eee6;
}

.lp-proof__stage figcaption {
  padding: 14px 16px !important;
}

.lp-proof__prompt {
  padding: 28px !important;
  display: grid !important;
  grid-template-rows: auto 1fr auto !important;
  align-items: center !important;
}

.lp-proof__prompt > small {
  align-self: start !important;
}

.lp-proof__prompt > :is(p, blockquote) {
  align-self: center !important;
  max-width: 24ch;
  margin-block: 18px !important;
  margin-inline: auto !important;
  font-size: clamp(19px, 1.5vw, 24px) !important;
  line-height: 1.35 !important;
  text-align: left;
}

.lp-related {
  text-align: center !important;
}

.lp-related__links,
.related-links {
  display: flex !important;
  flex-wrap: wrap !important;
  justify-content: center !important;
  gap: 12px !important;
  margin-top: 24px !important;
}

.lp-related__links a,
.related-links a {
  min-height: 44px !important;
  padding: 0 18px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  border: 1px solid var(--nb-line) !important;
  border-radius: 999px !important;
  color: var(--nb-text) !important;
  text-decoration: none !important;
}

/* Images never inherit inline gaps or accidental strips. */
:is(.capability__image, .lp-feature__media, .gallery-card, .workflow__visual) img {
  display: block !important;
  width: 100% !important;
  max-width: 100% !important;
  margin: 0 !important;
}

.workflow__visual,
.workflow__visual > img {
  overflow: hidden !important;
  border-radius: var(--nb-radius) !important;
}

.workflow__caption {
  max-width: 400px !important;
  inset: auto auto 18px 18px !important;
  padding: 14px 16px !important;
  background: rgba(8, 12, 15, 0.88) !important;
  border-radius: 12px !important;
}

/* Footer is shared visually even though the home markup differs. */
.footer,
.lp-footer {
  margin-top: var(--nb-section-space) !important;
  padding-block: 42px !important;
  border-top: 1px solid var(--nb-line) !important;
  background: #090a08 !important;
}

.lp-footer__grid {
  gap: 30px !important;
}

/* Explicit viewport system */
@media (min-width: 1440px) {
  :root {
    --nb-container: 1280px;
    --nb-section-space: 60px;
  }
}

@media (min-width: 1920px) {
  :root {
    --nb-container: 1320px;
    --nb-gutter: 36px;
  }

  .hero,
  .lp-hero {
    min-height: 620px !important;
  }
}

@media (max-width: 1279px) {
  :root {
    --nb-container: 1120px;
    --nb-section-space: 52px;
  }

  .hero,
  .lp-hero {
    grid-template-columns: minmax(0, 64fr) minmax(300px, 36fr) !important;
  }
}

@media (max-width: 1024px) {
  :root {
    --nb-header-height: 68px;
    --nb-section-space: 48px;
    --nb-card-padding: 22px;
  }

  .hero,
  .lp-hero {
    grid-template-columns: minmax(0, 3fr) minmax(280px, 2fr) !important;
    min-height: 520px !important;
    padding-top: 32px !important;
  }

  .lp-proof__stage {
    grid-template-columns: minmax(0, 1fr) minmax(230px, 0.85fr) minmax(0, 1fr) !important;
  }

  .lp-proof__stage > :is(figure, .lp-proof__prompt) {
    min-height: 360px !important;
  }
}

@media (max-width: 768px) {
  :root {
    --nb-section-space: 42px;
    --nb-block-gap: 18px;
    --nb-card-padding: 20px;
  }

  .hero,
  .lp-hero {
    grid-template-columns: 1fr !important;
    min-height: 0 !important;
  }

  .hero__copy,
  .lp-hero > div:first-child {
    padding: 32px !important;
  }

  .hero__art {
    grid-template-columns: 1fr 1fr !important;
    grid-template-rows: 360px !important;
  }

  .lp-hero__art {
    min-height: 420px !important;
  }

  .lp-proof__stage {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .lp-proof__prompt {
    grid-column: 1 / -1;
    grid-row: 1;
    min-height: 260px !important;
  }

  .lp-proof__stage > figure {
    min-height: 360px !important;
  }

  .lp-grid--two > :last-child:nth-child(odd),
  .insight-grid > :last-child:nth-child(odd) {
    width: 100%;
  }
}

@media (max-width: 620px) {
  :root {
    --nb-header-height: 68px;
    --nb-gutter: 16px;
    --nb-section-space: 36px;
    --nb-block-gap: 16px;
    --nb-card-padding: 18px;
    --nb-radius: 20px;
    --nb-button-height: 50px;
  }

  .header,
  .lp-header {
    padding-inline: var(--nb-gutter) !important;
  }

  .logo,
  .lp-logo {
    gap: 8px !important;
    font-size: 16px !important;
  }

  .logo__mark,
  .lp-logo img {
    width: 36px !important;
    height: 36px !important;
    flex-basis: 36px !important;
  }

  .action--small,
  .lp-button--small {
    min-width: 126px !important;
    min-height: 46px !important;
    padding-inline: 17px !important;
  }

  :is(h1, .hero h1, .lp-hero h1) {
    font-size: 30px !important;
    line-height: 1.08 !important;
  }

  :is(h2, .section-heading h2, .lp-heading h2) {
    font-size: 26px !important;
    line-height: 1.14 !important;
  }

  .lp-insight-panel :is(h2, h3),
  .lp-feature__copy :is(h2, h3) {
    font-size: 26px !important;
    line-height: 1.14 !important;
  }

  :is(.hero__lead, .lp-hero__lead, .section-heading > p, .lp-heading > p) {
    font-size: 16px !important;
    line-height: 1.55 !important;
  }

  .hero,
  .lp-hero {
    gap: var(--nb-block-gap) !important;
    padding-top: 20px !important;
  }

  .hero__copy,
  .lp-hero > div:first-child {
    padding: 24px !important;
  }

  .hero__lead,
  .lp-hero__lead {
    margin: 18px 0 22px !important;
  }

  .button-row,
  .lp-hero__actions {
    width: 100%;
    display: grid !important;
    grid-template-columns: 1fr !important;
  }

  .button-row > *,
  .lp-hero__actions > * {
    width: 100% !important;
  }

  .hero__notes {
    justify-content: center !important;
  }

  .hero__art {
    grid-template-columns: 1fr 1fr !important;
    grid-template-rows: 300px !important;
  }

  .hero__prompt {
    display: none !important;
  }

  .lp-hero__art {
    min-height: 330px !important;
  }

  .lp-hero__badge {
    right: 10px !important;
    bottom: 10px !important;
    left: 10px !important;
    max-width: calc(100% - 20px) !important;
  }

  .lp-grid--two,
  .insight-grid,
  .lp-proof__stage {
    grid-template-columns: 1fr !important;
  }

  .lp-proof__prompt,
  .lp-proof__stage > figure {
    grid-column: auto;
    min-height: 290px !important;
  }

  .lp-proof__prompt {
    grid-row: auto;
    padding: 22px !important;
  }

  .lp-proof__prompt > :is(p, blockquote) {
    font-size: 18px !important;
  }

  .workflow__caption {
    right: 12px !important;
    bottom: 12px !important;
    left: 12px !important;
    max-width: calc(100% - 24px) !important;
    padding: 12px 14px !important;
  }

  .lp-related__links,
  .related-links {
    display: grid !important;
    grid-template-columns: 1fr !important;
  }

  .lp-related__links a,
  .related-links a {
    width: 100%;
  }

  .footer,
  .lp-footer {
    margin-top: 36px !important;
  }
}

@media (max-width: 430px) {
  :root {
    --nb-gutter: 14px;
  }

  .hero__copy,
  .lp-hero > div:first-child {
    padding: 22px !important;
  }
}

@media (max-width: 390px) {
  .logo__word,
  .lp-logo span {
    font-size: 15px !important;
  }

  .action--small,
  .lp-button--small {
    min-width: 118px !important;
    padding-inline: 14px !important;
  }
}

@media (max-width: 360px) {
  :root {
    --nb-gutter: 12px;
  }

  .logo__word,
  .lp-logo span {
    font-size: 14px !important;
  }

  .action--small,
  .lp-button--small {
    min-width: 108px !important;
    font-size: 13px !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}