*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Палитра — рабочая, финал TBD после мудбордов */
  --color-ice: #f7fbfd;
  --color-night: #0a0d12;
  --color-blood: #c8102e;
  --color-steel: #34495e;
  --color-muted: #6b7280;

  --font-display: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "Inter", sans-serif;
  --font-body: var(--font-display);

  --slide-width: 1920px;
  --slide-height: 1080px;
  --slide-padding: 96px;
}

html, body {
  font-family: var(--font-body);
  color: var(--color-night);
  background: #1a1a1a;
  font-size: 16px;
  line-height: 1.4;
}

.slide {
  width: var(--slide-width);
  height: var(--slide-height);
  padding: var(--slide-padding);
  margin: 16px auto;
  background: var(--color-ice);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.slide--bleed { padding: 0; }

.slide--dark {
  background: var(--color-night);
  color: var(--color-ice);
}

.slide__number {
  position: absolute;
  bottom: 32px;
  right: 48px;
  font-size: 18px;
  color: var(--color-muted);
  font-variant-numeric: tabular-nums;
}

.slide--title {
  justify-content: space-between;
}

.slide-title__kicker {
  font-size: 22px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-blood);
}

.slide-title__hero {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.slide-title__name {
  font-size: 240px;
  font-weight: 900;
  line-height: 0.88;
  letter-spacing: -0.04em;
}

.slide-title__name--accent {
  color: var(--color-blood);
}

.slide-title__tagline {
  font-size: 38px;
  font-weight: 300;
  max-width: 1300px;
  color: var(--color-muted);
}

.slide-title__foot {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  font-size: 22px;
  color: var(--color-muted);
}

.slide-title__participant em {
  font-style: normal;
  color: var(--color-blood);
}

.slide-content {
  display: flex;
  flex-direction: column;
  gap: 48px;
  height: 100%;
}

.slide-content__head {
  display: flex;
  align-items: baseline;
  gap: 32px;
  border-bottom: 2px solid var(--color-blood);
  padding-bottom: 24px;
}

.slide-content__kicker {
  font-size: 18px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-blood);
  font-weight: 700;
}

.slide-content__title {
  font-size: 72px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
}

.slide-content__body {
  flex: 1;
  display: grid;
  gap: 48px;
}

.slide--keyart {
  background: var(--color-night);
  color: var(--color-ice);
}

.keyart {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.slide__number--on-dark {
  color: rgba(247, 251, 253, 0.5);
}

.card-grid {
  grid-template-columns: 1fr 1fr 1fr;
  align-content: start;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 32px;
  background: white;
  border-left: 4px solid var(--color-blood);
}

.card--wide { grid-column: span 2; }

.card dt {
  font-size: 16px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-muted);
  font-weight: 700;
}

.card dd {
  font-size: 28px;
  font-weight: 500;
  line-height: 1.3;
}

.card em {
  font-style: italic;
  color: var(--color-blood);
  font-size: 0.85em;
}

.two-layer {
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.layer {
  position: relative;
  overflow: hidden;
  background: rgba(247, 251, 253, 0.04);
  border: 1px solid rgba(247, 251, 253, 0.1);
  padding: 48px;
}

.layer--accent {
  background: rgba(200, 16, 46, 0.08);
  border-color: rgba(200, 16, 46, 0.4);
}

.layer__kicker {
  font-size: 16px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-blood);
  font-weight: 700;
  margin-bottom: 8px;
}

.layer__title {
  font-size: 56px;
  font-weight: 800;
  line-height: 1;
}

.layer__lead {
  font-size: 26px;
  line-height: 1.4;
}

.layer__body {
  font-size: 22px;
  line-height: 1.45;
  color: rgba(247, 251, 253, 0.85);
}

.layer__detail {
  font-size: 18px;
  color: var(--color-muted);
  font-style: italic;
  margin-top: auto;
}

.slide--dark .slide-content__head { border-bottom-color: var(--color-blood); }

.layer__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.layer--modern .layer__bg { object-position: center top; }
.layer--historical .layer__bg { object-position: center; }

.layer__content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
  height: 100%;
}

.market-context {
  padding: 20px 28px;
  background: rgba(200, 16, 46, 0.05);
  border-left: 4px solid var(--color-blood);
}

.market-context__title {
  font-size: 14px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-blood);
  font-weight: 700;
  margin-bottom: 8px;
}

.market-context__lead {
  font-size: 19px;
  line-height: 1.45;
}

.market-context__lead strong {
  font-weight: 700;
  color: var(--color-blood);
}

.mechanics-grid {
  grid-template-columns: 3fr 2fr;
  gap: 64px;
}

.mechanics__title,
.usp__title {
  font-size: 28px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-blood);
  font-weight: 700;
  margin-bottom: 24px;
}

.mechanics__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mechanics__list li {
  font-size: 24px;
  line-height: 1.4;
  padding-left: 32px;
  position: relative;
}

.mechanics__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 18px;
  height: 4px;
  background: var(--color-blood);
}

.mechanics__list strong {
  font-weight: 700;
  color: var(--color-night);
}

.usp {
  background: var(--color-night);
  color: var(--color-ice);
  padding: 48px;
}

.usp .usp__title { color: var(--color-blood); }

.usp__list {
  list-style: none;
  counter-reset: usp;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.usp__list li {
  counter-increment: usp;
  font-size: 22px;
  line-height: 1.4;
  padding-left: 56px;
  position: relative;
}

.usp__list li::before {
  content: counter(usp, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: -4px;
  font-size: 28px;
  font-weight: 800;
  color: var(--color-blood);
  font-variant-numeric: tabular-nums;
}

.goals-grid {
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto 1fr auto;
  gap: 32px 48px;
}

.goal-block {
  grid-column: span 2;
  padding: 32px;
  background: rgba(200, 16, 46, 0.05);
  border-left: 4px solid var(--color-blood);
}

.goal-block__title,
.audience-value__title,
.khl-value__title {
  font-size: 18px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-blood);
  font-weight: 700;
  margin-bottom: 16px;
}

.goal-block__lead {
  font-size: 26px;
  line-height: 1.4;
  font-weight: 500;
}

.audience-value__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.audience-value__list li {
  font-size: 20px;
  line-height: 1.4;
  padding-left: 28px;
  position: relative;
}

.audience-value__list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-blood);
  font-size: 18px;
}

.khl-value__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.khl-value__list li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 16px;
  border-left: 3px solid var(--color-blood);
}

.khl-value__label {
  font-size: 14px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-blood);
}

.khl-value__desc {
  font-size: 18px;
  line-height: 1.4;
}

.asks-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  height: 100%;
}

.asks-list {
  list-style: none;
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 32px;
}

.asks-list li {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 26px;
  background: rgba(200, 16, 46, 0.04);
  border-left: 4px solid var(--color-blood);
}

.asks-list__label {
  font-size: 16px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-blood);
}

.asks-list__desc {
  font-size: 19px;
  line-height: 1.4;
}

.cta {
  grid-column: span 2;
  padding: 36px 40px;
  background: var(--color-night);
  border: 1px solid rgba(200, 16, 46, 0.5);
  border-left: 6px solid var(--color-blood);
  color: var(--color-ice);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  min-height: 140px;
}

.cta__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  z-index: 0;
}

.cta__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10, 13, 18, 0.92) 0%, rgba(10, 13, 18, 0.7) 45%, rgba(10, 13, 18, 0.35) 100%);
  z-index: 1;
}

.cta__head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 360px;
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}

.cta__lead {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  text-align: center;
  padding: 0 40px;
  pointer-events: none;
  z-index: 2;
}

.cta__lead a {
  pointer-events: auto;
}

.cta__kicker {
  font-size: 14px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-blood);
  font-weight: 700;
}

.cta__title {
  font-size: 36px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--color-ice);
}

.cta__lead {
  font-size: 20px;
  line-height: 1.4;
  color: rgba(247, 251, 253, 0.92);
}

.cta__lead em {
  font-style: italic;
  color: var(--color-blood);
  font-weight: 700;
}

.cta__email {
  color: var(--color-blood);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 16, 46, 0.5);
}

.live-integration {
  grid-column: span 2;
  padding: 28px 36px;
  background:
    linear-gradient(135deg, rgba(200, 16, 46, 0.14) 0%, rgba(200, 16, 46, 0.05) 100%);
  border: 1px solid rgba(200, 16, 46, 0.45);
  border-left: 6px solid var(--color-blood);
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 40px;
  align-items: center;
}

.live-integration__head {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.live-integration__label {
  font-size: 14px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-blood);
  font-weight: 700;
}

.live-integration__title {
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--color-night);
}

.live-integration__lead {
  font-size: 20px;
  line-height: 1.45;
}

.live-integration__lead strong {
  font-weight: 700;
  color: var(--color-blood);
}

.refs-grid {
  grid-template-columns: 3fr 2fr;
  gap: 64px;
}

.refs-section__title {
  font-size: 18px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-blood);
  font-weight: 700;
  margin-bottom: 24px;
}

.moodboard {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 240px;
  gap: 12px;
}

.moodboard__tile {
  border: 1px solid rgba(247, 251, 253, 0.1);
  overflow: hidden;
  position: relative;
}

.moodboard__tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.moodboard__tile--anchor-top img {
  object-position: top center;
}

.refs-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.refs-list li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 20px;
  background: rgba(247, 251, 253, 0.04);
  border-left: 3px solid var(--color-blood);
}

.refs-list__group {
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(247, 251, 253, 0.55);
  font-weight: 700;
  margin-top: 24px;
  margin-bottom: 10px;
}

.refs-list__group:first-of-type {
  margin-top: 0;
}

.refs-list__name {
  font-size: 24px;
  font-weight: 700;
}

.refs-list__why {
  font-size: 18px;
  color: rgba(247, 251, 253, 0.65);
  line-height: 1.3;
}

.team-grid {
  grid-template-columns: 3fr 2fr;
  gap: 64px;
}

.team__title,
.tech__title {
  font-size: 18px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-blood);
  font-weight: 700;
  margin-bottom: 24px;
}

.team__lead {
  font-size: 22px;
  line-height: 1.4;
  margin-bottom: 32px;
}

.team__lead strong {
  font-weight: 700;
  color: var(--color-blood);
}

.team-block {
  margin-top: 24px;
}

.team-block__title {
  font-size: 14px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
  font-weight: 700;
  margin-bottom: 12px;
}

.team-block__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.team-block__list li {
  font-size: 18px;
  line-height: 1.4;
  padding-left: 20px;
  position: relative;
}

.team-block__list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-blood);
  font-size: 16px;
}

.team-block--regalia .team-block__list li::before {
  content: "★";
  font-size: 14px;
  top: 1px;
}

.team-block__list strong {
  font-weight: 700;
}

.tech {
  background: var(--color-night);
  color: var(--color-ice);
  padding: 40px 36px;
}

.tech .tech__title { color: var(--color-blood); }

.tech__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.tech__list dt {
  font-size: 14px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(247, 251, 253, 0.5);
  font-weight: 700;
}

.tech__list dd {
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 8px;
}

.tech__list em {
  font-style: italic;
  color: var(--color-blood);
  font-size: 0.8em;
}

/* Логотип-марк, ставится автоматически в правый верхний угол каждого слайда */
.slide::before {
  content: "";
  position: absolute;
  top: 32px;
  right: 48px;
  width: 140px;
  height: 140px;
  background-image: url("assets/images/logo.png");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: top right;
  z-index: 2;
  pointer-events: none;
}

@media print {
  @page {
    size: 1920px 1080px;
    margin: 0;
  }

  html, body { background: white; }

  .slide {
    margin: 0;
    page-break-after: always;
    page-break-inside: avoid;
    box-shadow: none;
  }

  .slide:last-child { page-break-after: auto; }
}