/* Экспериментальные версии лендинга /land1…3. Токены бренда из @barev/ui, у каждой версии свой главный приём:
   v1 — переписка с ботом, v2 — огромное «Barev» и таймлайн, v3 — бирка для ключей с подарком. */

.v-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 20px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.v-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
.v1 :is(a, button):focus-visible,
.v2 :is(a, button):focus-visible,
.v3 :is(a, button):focus-visible {
  outline: 3px solid var(--bc-accent);
  outline-offset: 3px;
}

/* общая шапка */
.vh {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 8px 8px 20px;
  border-radius: 999px;
  background: #fff;
}
.vh__logo {
  display: inline-flex;
  flex-shrink: 0;
  white-space: nowrap;
  text-decoration: none;
}
.vh__right {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}
.vh__langs {
  display: flex;
  flex-wrap: wrap;
}
.vh__cta {
  background: var(--bc-dark);
  color: #fff;
}
.vh--dark {
  background: rgba(255, 255, 255, 0.06);
}
.vh--dark .lang {
  color: var(--bc-bg);
}
.vh--dark .lang[aria-current='true'] {
  background: var(--bc-pink);
  color: var(--bc-plum);
}
.vh--dark .vh__cta {
  background: var(--bc-pink);
  color: var(--bc-plum);
}
.vh--dark .lang-menu__current {
  background: rgba(255, 255, 255, 0.1);
}
.vh--dark .lang-menu__list {
  background: var(--bc-plum);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35), inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.v-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 24px;
  font-size: 14px;
  font-weight: 600;
  color: var(--bc-plum);
}
.v-footer a {
  color: inherit;
}
.v-footer--dark {
  color: var(--bc-pink);
}

/* ═════════ v1 · Чат ═════════ */
.v1 {
  min-height: 100vh;
  background-color: #e7eef9;
  /* обои чата: мелкие точки цвета бренда */
  background-image: radial-gradient(rgba(18, 38, 77, 0.07) 1.2px, transparent 1.4px);
  background-size: 18px 18px;
  color: var(--bc-blue-ink);
}
.v1-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 460px);
  gap: 40px;
  align-items: center;
  padding: 48px 8px 24px;
}
.v1-title {
  margin: 0;
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: clamp(38px, 5.2vw, 68px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--bc-plum);
  text-wrap: balance;
}
.v1-sub {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: 19px;
  line-height: 1.5;
}
.v1-chat {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.55);
  box-shadow: 0 20px 60px rgba(18, 38, 77, 0.12);
}
.v1-chat__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 6px 10px;
  border-bottom: 1px solid rgba(18, 38, 77, 0.1);
}
.v1-chat__head small {
  display: block;
  font-size: 13px;
  opacity: 0.7;
}
.v1-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bc-plum);
  color: var(--bc-pink);
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: 20px;
}
.v1-chat__log {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
/* одна сцена при загрузке: сообщения появляются по очереди */
.v1-msg,
.v1-keys {
  animation: v1-pop 0.35s ease-out both;
  animation-delay: var(--d, 0s);
}
@keyframes v1-pop {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.98);
  }
}
@media (prefers-reduced-motion: reduce) {
  .v1-msg,
  .v1-keys {
    animation: none;
  }
}
.v1-msg {
  position: relative;
  max-width: 85%;
  padding: 10px 14px 20px;
  border-radius: 20px;
  font-size: 15px;
  line-height: 1.4;
}
.v1-msg time {
  position: absolute;
  right: 12px;
  bottom: 5px;
  font-size: 11px;
  opacity: 0.55;
}
.v1-msg--bot {
  align-self: flex-start;
  background: #fff;
  color: var(--bc-ink);
  border-bottom-left-radius: 6px;
}
.v1-msg--me {
  align-self: flex-end;
  background: var(--bc-pink);
  color: var(--bc-plum);
  border-bottom-right-radius: 6px;
}
.v1-keys {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  max-width: 85%;
}
.v1-key {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 8px 12px;
  border-radius: 14px;
  background: rgba(18, 38, 77, 0.1);
  color: var(--bc-blue-ink);
  font-weight: 600;
  font-size: 14px;
  text-align: center;
  text-decoration: none;
}
.v1-key:hover {
  background: rgba(18, 38, 77, 0.16);
  color: var(--bc-blue-ink);
}
.v1-key--main {
  background: var(--bc-plum);
  color: #fff;
}
.v1-key--main:hover {
  background: #5e1835;
  color: #fff;
}
.v1-card,
.v1-why {
  padding: 32px;
  border-radius: 32px;
  background: #fff;
}
.v1-h2 {
  margin: 0;
  font-family: var(--bc-font-head);
  font-weight: 700;
  font-size: 30px;
  letter-spacing: -0.02em;
  color: var(--bc-plum);
}
.v1-muted {
  margin: 8px 0 0;
  max-width: 60ch;
  color: var(--bc-ink-2);
}
.v1-groups {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.v1-group h3 {
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--bc-font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--bc-ink);
}
.v1-group__keys {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.v1-svc {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 8px 16px;
  border-radius: 14px;
  background: var(--bc-bg);
  color: var(--bc-ink-2);
  font-weight: 500;
  text-decoration: none;
}
.v1-svc > span:last-child {
  font-size: 13px;
  white-space: nowrap;
}
.v1-svc--live {
  background: var(--bc-home);
  color: var(--bc-home-ink);
  font-weight: 700;
}
.v1-svc--live:hover {
  color: var(--bc-home-ink);
  box-shadow: inset 0 0 0 2px var(--bc-home-ink);
}
.v1-why__grid {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.v1-why__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 20px;
  border-radius: 20px 20px 20px 6px;
  background: #e7eef9;
  line-height: 1.45;
}
.v1-why__item b {
  font-family: var(--bc-font-head);
  font-size: 18px;
  color: var(--bc-ink);
}
.v1-final {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 460px);
  gap: 32px;
  align-items: center;
  padding: 40px;
  border-radius: 32px;
  background: var(--bc-plum);
  color: #fff;
}
.v1-final__title {
  margin: 0;
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: clamp(34px, 4.4vw, 56px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--bc-pink);
}
.v1-final p {
  margin: 14px 0 0;
  max-width: 44ch;
  font-size: 17px;
  line-height: 1.5;
  color: #f4dce5;
}
/* поле ввода с уже набранным «Barev!» — вся строка открывает бота */
.v1-compose {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 8px 8px 22px;
  border-radius: 999px;
  background: #fff;
  color: var(--bc-ink);
  text-decoration: none;
}
.v1-compose:hover {
  color: var(--bc-ink);
}
.v1-compose__text {
  flex: 1;
  font-size: 18px;
  font-weight: 500;
}
.v1-compose__text::after {
  content: '';
  display: inline-block;
  width: 2px;
  height: 1.1em;
  margin-left: 2px;
  vertical-align: -0.15em;
  background: var(--bc-accent);
  animation: v1-caret 1s steps(1) infinite;
}
@keyframes v1-caret {
  50% {
    opacity: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .v1-compose__text::after {
    animation: none;
  }
}
.v1-compose__send {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bc-accent);
  color: #fff;
}

/* ═════════ v2 · Первый месяц ═════════ */
.v2 {
  min-height: 100vh;
  background: var(--bc-plum);
  color: var(--bc-bg);
}
.v2-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas: 'word hello' 'text text';
  gap: 8px 24px;
  padding: 40px 8px 24px;
}
/* главный элемент версии: слово во всю ширину */
.v2-word {
  grid-area: word;
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-style: italic;
  font-size: clamp(110px, 21vw, 300px);
  line-height: 0.82;
  letter-spacing: -0.05em;
  color: var(--bc-pink);
}
.v2-hello {
  grid-area: hello;
  align-self: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--bc-font-head);
  font-size: clamp(18px, 2vw, 26px);
  font-weight: 500;
  line-height: 1.35;
  color: #e9c9d5;
  text-align: right;
}
.v2-hero__text {
  grid-area: text;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 24px;
  align-items: end;
  margin-top: 28px;
}
.v2-title {
  margin: 0;
  font-family: var(--bc-font-head);
  font-weight: 700;
  font-size: clamp(30px, 3.6vw, 48px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
.v2-sub {
  margin: 0;
  max-width: 44ch;
  font-size: 18px;
  line-height: 1.5;
  color: #f4dce5;
}
.v2-line {
  position: relative;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
}
/* ось времени */
.v2-line::before {
  content: '';
  position: absolute;
  left: 129px;
  top: 28px;
  bottom: 28px;
  width: 2px;
  background: rgba(246, 195, 211, 0.3);
}
.v2-step {
  position: relative;
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) auto;
  gap: 40px;
  align-items: center;
  padding: 26px 24px 26px 0;
  border-top: 1px solid rgba(246, 195, 211, 0.16);
}
.v2-step::before {
  content: '';
  position: absolute;
  left: 123px;
  top: 50%;
  width: 14px;
  height: 14px;
  margin-top: -7px;
  border-radius: 50%;
  background: var(--bc-plum);
  border: 2px solid var(--bc-pink);
}
.v2-step[data-live='true']::before {
  background: var(--bc-home);
  border-color: var(--bc-home);
  box-shadow: 0 0 0 6px rgba(168, 195, 138, 0.25);
}
.v2-step__when {
  font-family: var(--bc-font-head);
  font-weight: 700;
  font-size: 18px;
  color: var(--bc-pink);
  text-align: right;
}
.v2-step__body h2 {
  margin: 0;
  font-family: var(--bc-font-head);
  font-weight: 700;
  font-size: clamp(22px, 2.4vw, 30px);
  letter-spacing: -0.01em;
}
.v2-step__body p {
  margin: 6px 0 0;
  max-width: 52ch;
  line-height: 1.5;
  color: #e9c9d5;
}
.v2-step[data-soon='true'] .v2-step__body {
  opacity: 0.72;
}
.v2-step__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: flex-end;
}
.v2-chip {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1.5px solid rgba(246, 195, 211, 0.5);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}
.v2-step[data-live='true'] .v2-chip {
  border-color: var(--bc-home);
  color: var(--bc-home);
}
.v2-btn {
  height: 44px;
  padding: 0 20px;
  background: var(--bc-home);
  color: var(--bc-home-ink);
}
.v2-btn:hover {
  color: var(--bc-home-ink);
  opacity: 0.9;
}
.v2-final {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 16px;
  padding: 40px;
  border-radius: 32px;
  background: var(--bc-pink);
  color: var(--bc-plum);
}
.v2-final h2 {
  margin: 0;
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: clamp(32px, 4vw, 52px);
  letter-spacing: -0.03em;
}
.v2-final p {
  margin: 8px 0 0;
  max-width: 46ch;
  font-size: 17px;
  line-height: 1.5;
}
.v2-final__cta {
  background: var(--bc-plum);
  color: #fff;
  height: 56px;
  padding: 0 30px;
}
.v2-final__cta:hover {
  color: #fff;
  opacity: 0.92;
}

/* ═════════ v3 · Подарок от агентства ═════════ */
.v3 {
  min-height: 100vh;
  background: var(--bc-bg);
  color: var(--bc-ink);
}
.v3-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  padding: 40px 8px 16px;
}
.v3-kicker {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  background: #fff;
  font-size: 14px;
  font-weight: 600;
  color: var(--bc-plum);
}
.v3-title {
  margin: 18px 0 0;
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: clamp(44px, 6.4vw, 88px);
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--bc-plum);
  text-wrap: balance;
}
.v3-sub {
  margin: 20px 0 0;
  max-width: 44ch;
  font-size: 19px;
  line-height: 1.5;
}
.v3-cta {
  margin-top: 26px;
  height: 58px;
  padding: 0 32px;
  font-size: 17px;
}
/* главный элемент версии: бирка для ключей на шнурке */
.v3-tagwrap {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--bc-plum);
  /* бирка и шнурок поворачиваются вместе, конец шнурка входит в отверстие */
  transform: rotate(-6deg);
}
.v3-string {
  position: relative;
  z-index: 1;
  width: 120px;
  height: 120px;
  margin-bottom: -58px;
}
.v3-tag {
  --hole: 16px;
  position: relative;
  width: min(380px, 100%);
  aspect-ratio: 3 / 4;
  padding: 72px 32px 32px;
  border-radius: 40px 40px 28px 28px;
  background: var(--bc-perks);
  color: var(--bc-plum);
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: 0 24px 50px rgba(74, 16, 40, 0.18);
  -webkit-mask: radial-gradient(circle at 50% 38px, transparent var(--hole), #000 calc(var(--hole) + 0.5px));
  mask: radial-gradient(circle at 50% 38px, transparent var(--hole), #000 calc(var(--hole) + 0.5px));
}
.v3-tag__hole {
  position: absolute;
  left: 50%;
  top: 38px;
  width: calc(var(--hole) * 2 + 10px);
  height: calc(var(--hole) * 2 + 10px);
  margin: calc(var(--hole) * -1 - 5px) 0 0 calc(var(--hole) * -1 - 5px);
  border-radius: 50%;
  border: 3px solid rgba(74, 16, 40, 0.25);
}
.v3-tag__label {
  font-family: var(--bc-font-head);
  font-style: italic;
  font-size: 24px;
  font-weight: 500;
}
.v3-tag__title {
  margin-top: auto;
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: clamp(44px, 5vw, 64px);
  line-height: 0.95;
  letter-spacing: -0.03em;
}
.v3-tag__code {
  padding-top: 12px;
  border-top: 2px dashed rgba(74, 16, 40, 0.3);
  font-size: 15px;
  font-weight: 600;
}
.v3-h2 {
  margin: 0;
  font-family: var(--bc-font-head);
  font-weight: 700;
  font-size: 30px;
  letter-spacing: -0.02em;
  color: var(--bc-plum);
}
.v3-steps {
  padding: 32px;
  border-radius: 32px;
  background: #fff;
}
.v3-steps ol {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.v3-steps li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px;
  border-radius: 24px;
  background: var(--bc-bg);
  line-height: 1.45;
}
.v3-steps li b {
  font-family: var(--bc-font-head);
  font-size: 18px;
}
.v3-steps li > span:last-child {
  color: var(--bc-ink-2);
}
.v3-num {
  width: 36px;
  height: 36px;
  margin-bottom: 6px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bc-plum);
  color: var(--bc-pink);
  font-family: var(--bc-font-head);
  font-weight: 800;
}
.v3-benefits {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
  padding: 32px;
  border-radius: 32px;
  background: #fff;
}
.v3-deal {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.v3-deal__card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 24px;
  border-radius: 26px;
  background: var(--bc-home);
  color: var(--bc-home-ink);
  text-decoration: none;
}
.v3-deal__card:hover {
  color: var(--bc-home-ink);
  box-shadow: inset 0 0 0 2px var(--bc-home-ink);
}
.v3-deal__card b {
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: 26px;
  line-height: 1.1;
}
.v3-deal__go {
  margin-top: 10px;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.v3-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
  font-size: 17px;
}
.v3-list li {
  display: flex;
  align-items: center;
  gap: 12px;
}
.v3-list svg {
  flex: none;
  color: var(--bc-accent);
}
.v3-final {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 24px 28px;
  border-radius: 28px;
  background: var(--bc-pink);
  color: var(--bc-plum);
}
.v3-final p {
  margin: 0;
  max-width: 60ch;
  font-weight: 500;
  line-height: 1.5;
}

/* ═════════ адаптив ═════════ */
@media (max-width: 900px) {
  .v1-hero,
  .v1-final,
  .v3-hero,
  .v3-benefits {
    grid-template-columns: minmax(0, 1fr);
  }
  .v1-groups,
  .v1-why__grid,
  .v3-steps ol {
    grid-template-columns: minmax(0, 1fr);
  }
  .v2-hero__text {
    grid-template-columns: minmax(0, 1fr);
  }
}
@media (max-width: 720px) {
  .v-wrap {
    padding: 12px 16px 24px;
  }
  .vh {
    flex-wrap: nowrap;
    padding: 8px 8px 8px 16px;
  }
  .vh__right {
    flex-wrap: nowrap;
  }
  .vh__langs {
    display: none;
  }
  .v1-hero {
    padding: 24px 0 8px;
    gap: 24px;
  }
  .v1-card,
  .v1-why,
  .v1-final,
  .v3-steps,
  .v3-benefits {
    padding: 22px;
    border-radius: 28px;
  }
  .v1-msg,
  .v1-keys {
    max-width: 92%;
  }
  .v2-hero {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas: 'word' 'hello' 'text';
    padding: 24px 0 8px;
  }
  .v2-hello {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 14px;
    text-align: left;
    font-size: 17px;
  }
  .v2-line::before {
    left: 6px;
  }
  .v2-step {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
    padding: 22px 0 22px 30px;
  }
  .v2-step::before {
    left: 0;
    top: 30px;
    margin-top: 0;
  }
  .v2-step__when {
    text-align: left;
  }
  .v2-step__meta {
    justify-content: flex-start;
    flex-wrap: wrap;
  }
  .v2-final {
    padding: 28px 22px;
    border-radius: 28px;
  }
  .v3-hero {
    padding: 24px 0 8px;
  }
  .v3-tag {
    width: min(300px, 86%);
    padding: 64px 24px 24px;
  }
}

/* ═════════ v4 · Табло прилёта ═════════ */
.v4 {
  min-height: 100vh;
  /* небо над Звартноцем: от светло-голубого к цвету страницы */
  background: linear-gradient(180deg, #cfdcf3 0, #e9eff9 520px, var(--bc-bg) 1100px);
  color: var(--bc-blue-ink);
}
.v4-hero {
  padding: 48px 8px 8px;
}
.v4-title {
  margin: 0;
  max-width: 18ch;
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: clamp(38px, 5.4vw, 72px);
  line-height: 0.98;
  letter-spacing: -0.03em;
  color: var(--bc-plum);
  text-wrap: balance;
}
.v4-sub {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: 19px;
  line-height: 1.5;
}
/* главный элемент версии: табло */
.v4-board {
  padding: 22px 24px 12px;
  border-radius: 28px;
  background: var(--bc-dark);
  color: #f3eee6;
  box-shadow: 0 24px 60px rgba(18, 38, 77, 0.22);
}
.v4-board__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 0 6px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.v4-board__name {
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: 30px;
  color: var(--bc-perks);
}
.v4-board__city {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  opacity: 0.75;
}
.v4-table {
  width: 100%;
  border-collapse: collapse;
}
.v4-table th {
  padding: 14px 6px 8px;
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  color: rgba(243, 238, 230, 0.55);
}
.v4-table td {
  padding: 8px 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  vertical-align: middle;
}
.v4-code {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  color: var(--bc-perks);
}
.v4-name a {
  text-decoration: none;
}
.v4-flaps {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 2px;
}
.v4-gap {
  width: 0.5em;
}
.v4-flap {
  position: relative;
  min-width: 0.9em;
  padding: 3px 2px;
  border-radius: 4px;
  background: #2c2826;
  font-family: var(--bc-font-head);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.2;
  text-align: center;
  color: #f3eee6;
  animation: v4-flip 0.42s cubic-bezier(0.3, 0.6, 0.4, 1) both;
  animation-delay: calc(var(--i) * 28ms + 200ms);
}
/* линия сгиба пластинки */
.v4-flap::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: rgba(0, 0, 0, 0.55);
}
@keyframes v4-flip {
  0% {
    transform: rotateX(90deg);
    color: transparent;
  }
  60% {
    transform: rotateX(-12deg);
  }
}
@media (prefers-reduced-motion: reduce) {
  .v4-flap {
    animation: none;
  }
}
.v4-table tr[data-live='true'] .v4-flap {
  background: #33402b;
  color: #e4f2d4;
}
.v4-table tr[data-live='false'] .v4-flap {
  color: rgba(243, 238, 230, 0.6);
}
.v4-price {
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.v4-status {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(243, 238, 230, 0.7);
}
.v4-table tr[data-live='true'] .v4-status {
  background: var(--bc-home);
  color: var(--bc-home-ink);
}
/* посадочный талон с отрывным корешком */
.v4-pass {
  --notch: 18px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  border-radius: 28px;
  background: #fff;
  color: var(--bc-ink);
  -webkit-mask:
    radial-gradient(circle at calc(100% - 300px) 0, transparent var(--notch), #000 calc(var(--notch) + 0.5px)) top / 100% 51% no-repeat,
    radial-gradient(circle at calc(100% - 300px) 100%, transparent var(--notch), #000 calc(var(--notch) + 0.5px)) bottom / 100% 51% no-repeat;
  mask:
    radial-gradient(circle at calc(100% - 300px) 0, transparent var(--notch), #000 calc(var(--notch) + 0.5px)) top / 100% 51% no-repeat,
    radial-gradient(circle at calc(100% - 300px) 100%, transparent var(--notch), #000 calc(var(--notch) + 0.5px)) bottom / 100% 51% no-repeat;
}
.v4-pass__main {
  padding: 28px 32px;
}
.v4-pass__title {
  font-family: var(--bc-font-head);
  font-weight: 700;
  font-size: 22px;
  color: var(--bc-plum);
}
.v4-pass__grid {
  margin: 18px 0 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.v4-pass__grid dt {
  font-size: 13px;
  color: var(--bc-ink-2);
}
.v4-pass__grid dd {
  margin: 4px 0 0;
  font-family: var(--bc-font-head);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.2;
}
.v4-pass__stub {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  padding: 28px;
  border-left: 2px dashed var(--bc-line);
  background: var(--bc-perks);
}
.v4-pass__cta {
  background: var(--bc-plum);
  color: #fff;
}
.v4-pass__cta:hover {
  color: #fff;
  opacity: 0.92;
}
.v4-pass__link {
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--bc-plum);
}

/* ═════════ v5 · Калькулятор Barev+ ═════════ */
.v5 {
  min-height: 100vh;
  background: var(--bc-learn);
  color: var(--bc-learn-ink);
}
.v5-hero {
  padding: 48px 8px 8px;
}
.v5-title {
  margin: 0;
  max-width: 16ch;
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: clamp(40px, 5.6vw, 76px);
  line-height: 0.96;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.v5-sub {
  margin: 16px 0 0;
  font-size: 19px;
  line-height: 1.5;
}
.v5-calc {
  display: grid;
  grid-template-columns: minmax(0, 380px) minmax(0, 1fr);
  gap: 12px;
}
.v5-inputs,
.v5-result {
  padding: 28px;
  border-radius: 32px;
  background: #fff;
}
.v5-inputs {
  display: flex;
  flex-direction: column;
  gap: 18px;
  color: var(--bc-ink);
}
.v5-seg {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.v5-seg button {
  min-height: 48px;
  padding: 0 18px;
  border-radius: 16px;
  border: 2px solid var(--bc-line);
  background: #fff;
  font: inherit;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  color: var(--bc-ink);
}
.v5-seg button[aria-checked='true'] {
  background: var(--bc-learn-ink);
  border-color: var(--bc-learn-ink);
  color: #fff;
}
.v5-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-weight: 600;
}
.v5-row .bc-stepper {
  background: var(--bc-bg);
}
.v5-row .bc-stepper button {
  background: #fff;
}
.v5-result {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
/* главный элемент версии: экономия крупным числом */
.v5-save {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.v5-save__label {
  font-weight: 600;
  font-size: 17px;
}
.v5-save__num {
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: clamp(64px, 9vw, 128px);
  line-height: 0.95;
  letter-spacing: -0.045em;
  font-variant-numeric: tabular-nums;
  color: var(--bc-learn-ink);
}
.v5-save__year {
  font-size: 16px;
  color: var(--bc-ink-2);
}
.v5-bars {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.v5-bar {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
}
.v5-bar__label {
  font-weight: 600;
  color: var(--bc-ink);
}
.v5-bar__label small {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--bc-ink-2);
}
.v5-bar__track {
  height: 18px;
  border-radius: 999px;
  background: var(--bc-bg);
  overflow: hidden;
}
.v5-bar__fill {
  display: block;
  height: 100%;
  border-radius: 999px;
  transition: width 0.3s ease;
}
@media (prefers-reduced-motion: reduce) {
  .v5-bar__fill {
    transition: none;
  }
}
.v5-bar__fill--without {
  background: #b9b2a8;
}
.v5-bar__fill--with {
  background: var(--bc-learn-ink);
}
.v5-bar__num {
  min-width: 96px;
  text-align: right;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--bc-ink);
}
.v5-breakeven {
  margin: 0;
  padding: 14px 18px;
  border-radius: 18px;
  background: var(--bc-bg);
  color: var(--bc-ink);
  line-height: 1.45;
}
.v5-more {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 28px 32px;
  border-radius: 32px;
  background: var(--bc-learn-ink);
  color: #fff;
}
.v5-more h2 {
  margin: 0 0 12px;
  font-family: var(--bc-font-head);
  font-weight: 700;
  font-size: 22px;
}
.v5-more ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.v5-more li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
}
.v5-more li b {
  font-family: var(--bc-font-head);
  color: var(--bc-learn);
}
.v5-more__cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  max-width: 340px;
}
.v5-more__cta .bc-btn {
  background: #fff;
  color: var(--bc-learn-ink);
}
.v5-more__cta p {
  margin: 0;
  font-size: 14px;
  line-height: 1.45;
  color: #ddd8fb;
}

/* ═════════ v6 · Для агентств ═════════ */
.v6 {
  min-height: 100vh;
  background: #ece6dc;
  color: var(--bc-ink);
}
/* главный элемент версии: лист договора */
.v6-doc {
  position: relative;
  margin-top: 16px;
  padding: 56px 64px 48px;
  border-radius: 6px;
  background: #fffdf9;
  box-shadow:
    0 1px 0 rgba(0, 0, 0, 0.04),
    0 30px 60px rgba(74, 16, 40, 0.1);
}
.v6-doc__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--bc-plum);
  font-size: 14px;
}
.v6-tag {
  font-weight: 700;
  color: var(--bc-plum);
}
.v6-date {
  color: var(--bc-ink-2);
}
.v6-title {
  margin: 28px 0 0;
  max-width: 22ch;
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: clamp(32px, 4.4vw, 56px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--bc-plum);
  text-wrap: balance;
}
.v6-sub {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 18px;
  line-height: 1.55;
}
.v6-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 48px;
  margin-top: 40px;
}
.v6-clauses {
  display: flex;
  flex-direction: column;
  gap: 30px;
}
.v6-clause h2 {
  margin: 0 0 12px;
  font-family: var(--bc-font-head);
  font-weight: 700;
  font-size: 22px;
}
.v6-clause h2 span {
  color: var(--bc-accent);
}
.v6-clause ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.v6-clause li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 8px;
  line-height: 1.55;
  max-width: 64ch;
}
.v6-num {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--bc-ink-2);
}
.v6-example {
  align-self: start;
  position: sticky;
  top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px;
  border-radius: 20px;
  background: var(--bc-perks);
  color: var(--bc-plum);
}
.v6-example__title {
  font-family: var(--bc-font-head);
  font-weight: 700;
  font-size: 18px;
}
.v6-example__calc,
.v6-example__pct {
  font-variant-numeric: tabular-nums;
  line-height: 1.45;
}
.v6-example__pct {
  font-weight: 700;
}
.v6-example__result {
  margin-top: 6px;
  padding-top: 12px;
  border-top: 2px solid rgba(74, 16, 40, 0.25);
  font-family: var(--bc-font-head);
  font-weight: 800;
  font-size: 28px;
  line-height: 1.1;
}
.v6-example p {
  margin: 4px 0 0;
  font-size: 13px;
  line-height: 1.45;
  opacity: 0.8;
}
.v6-sign {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
  margin-top: 56px;
}
.v6-sign__line {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 52px;
  font-size: 14px;
  color: var(--bc-ink-2);
}
.v6-sign__line > span {
  display: block;
  border-bottom: 1.5px solid var(--bc-ink);
}
.v6-stamp {
  position: absolute;
  right: 16px;
  top: -36px;
  width: 128px;
  height: 128px;
  color: var(--bc-accent);
  opacity: 0.85;
  transform: rotate(-14deg);
  font-family: var(--bc-font-head);
  mix-blend-mode: multiply;
}
.v6-cta {
  margin-top: 40px;
  height: 58px;
  padding: 0 34px;
  font-size: 17px;
}

/* ═════════ адаптив v4–v6 ═════════ */
@media (max-width: 900px) {
  .v4-pass,
  .v5-calc,
  .v6-body {
    grid-template-columns: minmax(0, 1fr);
  }
  .v4-pass {
    -webkit-mask: none;
    mask: none;
  }
  .v4-pass__stub {
    border-left: none;
    border-top: 2px dashed var(--bc-line);
    border-radius: 0 0 28px 28px;
  }
  .v6-example {
    position: static;
  }
}
@media (max-width: 720px) {
  .v4-hero,
  .v5-hero {
    padding: 24px 0 4px;
  }
  .v4-board {
    padding: 16px 12px 8px;
    border-radius: 24px;
  }
  /* табло на телефоне: рейс и статус сверху, название под ними */
  .v4-table thead {
    display: none;
  }
  .v4-table tr {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 6px 10px;
    padding: 10px 4px;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
  }
  .v4-table td {
    padding: 0;
    border: none;
  }
  .v4-code {
    grid-column: 1;
    grid-row: 1;
  }
  .v4-price {
    grid-column: 2;
    grid-row: 1;
    font-size: 14px;
  }
  .v4-table td:last-child {
    grid-column: 3;
    grid-row: 1;
  }
  .v4-name {
    grid-column: 1 / -1;
    grid-row: 2;
  }
  .v4-flap {
    font-size: 16px;
  }
  .v4-pass__main,
  .v4-pass__stub {
    padding: 22px;
  }
  .v4-pass__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .v5-inputs,
  .v5-result,
  .v5-more {
    padding: 22px;
    border-radius: 28px;
  }
  .v5-bar {
    grid-template-columns: minmax(0, 1fr) auto;
  }
  .v5-bar__track {
    grid-column: 1 / -1;
    grid-row: 2;
  }
  .v6-doc {
    padding: 28px 20px 32px;
  }
  .v6-sign {
    grid-template-columns: minmax(0, 1fr);
    gap: 40px;
  }
  .v6-cta {
    width: 100%;
  }
}