:root {
  --bst-ink: #111c31;
  --bst-muted: #5c6c82;
  --bst-line: #d4dee9;
  --bst-soft: #f4f7fa;
  --bst-blue: #24558e;
  --bst-red: #dd3547;
  --bst-red-bright: #ff4654;
}

.bst-main {
  color: var(--bst-ink);
  background: #fff;
}

.bst-shell {
  width: min(calc(100% - 3rem), 1240px);
  margin-inline: auto;
}

.bst-hero {
  overflow: clip;
  padding: 6rem 1rem 2.75rem;
  background:
    radial-gradient(circle at 18% 22%, rgba(255, 70, 84, .055), transparent 30rem),
    #fff;
  border-bottom: 1px solid var(--bst-line);
}

.bst-breadcrumbs {
  margin-bottom: 1.5rem;
}

.bst-breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin: 0;
  padding: 0;
  color: var(--bst-muted);
  font-size: .75rem;
  font-weight: 700;
  list-style: none;
}

.bst-breadcrumbs a {
  color: inherit;
  text-decoration: none;
}

.bst-hero__grid {
  display: grid;
  grid-template-columns: minmax(21rem, .78fr) minmax(34rem, 1.22fr);
  gap: clamp(2rem, 5vw, 5.25rem);
  align-items: center;
}

.bst-hero__copy {
  min-width: 0;
  padding-block: 1rem;
}

.bst-eyebrow {
  margin: 0 0 1rem;
  color: var(--bst-red);
  font-size: .69rem;
  font-weight: 900;
  letter-spacing: .14em;
  line-height: 1.4;
  text-transform: uppercase;
}

.bst-hero h1,
.bst-source h2 {
  margin: 0;
  color: var(--bst-ink);
  font-weight: 800;
  letter-spacing: -.055em;
  text-wrap: balance;
}

.bst-hero h1 {
  max-width: 12.5ch;
  font-size: clamp(3rem, 4.45vw, 4.25rem);
  line-height: .98;
}

.bst-hero h1 em {
  display: block;
  color: var(--bst-red-bright);
  font-style: normal;
}

.bst-lead {
  max-width: 45ch;
  margin: 1.35rem 0 0;
  color: var(--bst-muted);
  font-size: clamp(.98rem, 1.35vw, 1.12rem);
  line-height: 1.62;
  text-wrap: pretty;
}

.bst-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.45rem;
}

.bst-button {
  display: inline-flex;
  min-height: 3.15rem;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  padding: .8rem 1.15rem;
  color: var(--bst-ink);
  background: #fff;
  border: 1px solid var(--bst-line);
  border-radius: .72rem;
  font-size: .78rem;
  font-weight: 850;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.bst-button--primary {
  color: #fff;
  background: var(--bst-ink);
  border-color: var(--bst-ink);
}

.bst-button:hover {
  border-color: var(--bst-red);
  transform: translateY(-2px);
}

.bst-button--primary:hover {
  background: var(--bst-red);
}

.bst-truth {
  max-width: 52ch;
  margin: 1rem 0 0;
  color: #748298;
  font-size: .69rem;
  line-height: 1.48;
}

.bst-hero__visual,
.bst-source__visual {
  min-width: 0;
  margin: 0;
}

.bst-hero__visual picture,
.bst-source__visual picture {
  display: block;
  overflow: hidden;
  background: var(--bst-soft);
  border: 1px solid var(--bst-line);
  border-radius: 1.55rem;
  box-shadow: 0 1.6rem 3.5rem rgba(25, 41, 66, .1);
}

.bst-hero__visual img,
.bst-source__visual img {
  display: block;
  width: 100%;
  height: auto;
}

.bst-hero__visual figcaption,
.bst-source__visual figcaption {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .85rem .35rem 0;
  color: var(--bst-muted);
  font-size: .71rem;
  line-height: 1.45;
}

.bst-hero__visual figcaption strong,
.bst-source__visual figcaption strong {
  color: var(--bst-ink);
}

.bst-source {
  padding: 3rem 1rem;
  background: #f7f9fc;
  border-bottom: 1px solid var(--bst-line);
}

.bst-source__grid {
  display: grid;
  grid-template-columns: minmax(18rem, .72fr) minmax(34rem, 1.28fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.bst-source h2 {
  max-width: 15ch;
  font-size: clamp(2.25rem, 3.45vw, 3.35rem);
  line-height: 1.02;
}

.bst-source__copy > p:not(.bst-eyebrow) {
  max-width: 47ch;
  margin: 1.15rem 0 0;
  color: var(--bst-muted);
  font-size: .94rem;
  line-height: 1.6;
}

.bst-source__copy > a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  margin-top: 1.1rem;
  color: var(--bst-ink);
  border-bottom: 1px solid #a8b5c6;
  font-size: .76rem;
  font-weight: 850;
  text-decoration: none;
}

.bst-source__copy > a:hover {
  color: var(--bst-red);
  border-color: var(--bst-red);
}

.bst-source__copy small {
  display: block;
  max-width: 54ch;
  margin-top: .8rem;
  color: #758398;
  font-size: .67rem;
  line-height: 1.5;
}

:is(.bst-main) :is(a, button, summary):focus-visible {
  outline: 3px solid rgba(221, 53, 71, .5);
  outline-offset: 4px;
  box-shadow: 0 0 0 6px rgba(255, 70, 84, .12);
}

:is(#bst-source, #kalkulator, #faq, #contact) {
  scroll-margin-top: 6rem;
}

.bst-contract,
.bst-mvp,
.bst-faq {
  padding: 4.5rem 1rem;
  border-bottom: 1px solid var(--bst-line);
}

.bst-contract {
  background: #fff;
}

.bst-contract__head {
  display: grid;
  grid-template-columns: minmax(20rem, .9fr) minmax(24rem, 1.1fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: end;
  margin-bottom: 2.5rem;
}

.bst-contract h2,
.bst-mvp h2,
.bst-faq h2 {
  margin: 0;
  color: var(--bst-ink);
  font-size: clamp(2.25rem, 3.8vw, 3.65rem);
  font-weight: 800;
  letter-spacing: -.055em;
  line-height: 1;
  text-wrap: balance;
}

.bst-contract__head > p,
.bst-mvp__thesis > p:not(.bst-eyebrow),
.bst-faq__head > p:not(.bst-eyebrow) {
  max-width: 49ch;
  margin: 0;
  color: var(--bst-muted);
  font-size: .97rem;
  line-height: 1.65;
}

.bst-ledger {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--bst-ink);
  border-bottom: 1px solid var(--bst-ink);
  list-style: none;
}

.bst-ledger li {
  display: grid;
  grid-template-columns: 4rem minmax(11rem, .78fr) minmax(16rem, 1.15fr) minmax(13rem, .92fr);
  gap: 1.25rem;
  align-items: center;
  min-height: 7.25rem;
  padding: 1.25rem 0;
}

.bst-ledger li + li {
  border-top: 1px solid var(--bst-line);
}

.bst-ledger__index {
  color: var(--bst-red);
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .08em;
}

.bst-ledger small {
  display: block;
  margin-bottom: .35rem;
  color: #7a8798;
  font-size: .66rem;
  font-weight: 800;
  letter-spacing: .08em;
  line-height: 1.35;
  text-transform: uppercase;
}

.bst-ledger h3,
.bst-ledger p,
.bst-ledger strong {
  margin: 0;
}

.bst-ledger h3 {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -.035em;
}

.bst-ledger p {
  color: var(--bst-muted);
  font-size: .84rem;
  line-height: 1.55;
}

.bst-ledger strong {
  position: relative;
  padding-left: 1.2rem;
  color: var(--bst-ink);
  font-size: .78rem;
  line-height: 1.45;
}

.bst-ledger strong::before {
  position: absolute;
  top: .2em;
  left: 0;
  width: .42rem;
  height: .42rem;
  background: var(--bst-red);
  border-radius: 50%;
  content: "";
}

.bst-mvp {
  background: #f4f7fa;
}

.bst-mvp__grid {
  display: grid;
  grid-template-columns: minmax(18rem, .82fr) minmax(24rem, 1.18fr) minmax(17rem, .78fr);
  gap: 0;
  align-items: stretch;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--bst-line);
  border-radius: 1.5rem;
  box-shadow: 0 1.6rem 3rem rgba(25, 41, 66, .08);
}

.bst-mvp__thesis,
.bst-mvp__checks,
.bst-mvp__receipt {
  padding: clamp(1.6rem, 3.2vw, 2.75rem);
}

.bst-mvp__thesis h2 {
  max-width: 10ch;
  font-size: clamp(2.15rem, 3vw, 3.15rem);
}

.bst-mvp__thesis > p:not(.bst-eyebrow) {
  margin-top: 1.1rem;
  font-size: .86rem;
}

.bst-mvp__checks {
  margin: 0;
  border-left: 1px solid var(--bst-line);
  border-right: 1px solid var(--bst-line);
  list-style: none;
}

.bst-mvp__checks li {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: .2rem .9rem;
  padding: .9rem 0;
}

.bst-mvp__checks li + li {
  border-top: 1px solid var(--bst-line);
}

.bst-mvp__checks span {
  grid-row: 1 / 3;
  color: var(--bst-red);
  font-size: .68rem;
  font-weight: 900;
}

.bst-mvp__checks strong {
  color: var(--bst-ink);
  font-size: .84rem;
}

.bst-mvp__checks small {
  color: var(--bst-muted);
  font-size: .72rem;
  line-height: 1.45;
}

.bst-mvp__receipt {
  display: flex;
  justify-content: center;
  flex-direction: column;
  background: #fff0f2;
  border-left: .28rem solid var(--bst-red);
}

.bst-mvp__receipt > span {
  margin-bottom: .85rem;
  color: var(--bst-red);
  font-size: .68rem;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.bst-mvp__receipt > strong {
  color: var(--bst-ink);
  font-size: 1.25rem;
  line-height: 1.18;
}

.bst-mvp__receipt > p {
  margin: .85rem 0 0;
  color: #6a5260;
  font-size: .76rem;
  line-height: 1.55;
}

.bst-mvp__receipt > a,
.bst-faq__head > a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  align-self: flex-start;
  gap: .65rem;
  margin-top: 1.25rem;
  color: var(--bst-ink);
  border-bottom: 1px solid #a7b2c0;
  font-size: .76rem;
  font-weight: 850;
  text-decoration: none;
}

.bst-faq {
  background: #fff;
}

.bst-faq__grid {
  display: grid;
  grid-template-columns: minmax(19rem, .7fr) minmax(30rem, 1.3fr);
  gap: clamp(2rem, 7vw, 7rem);
  align-items: start;
}

.bst-faq__head {
  position: sticky;
  top: 6rem;
}

.bst-faq__head h2 {
  max-width: 11ch;
  font-size: clamp(2.25rem, 3.4vw, 3.35rem);
}

.bst-faq__head > p:not(.bst-eyebrow) {
  margin-top: 1rem;
  font-size: .84rem;
}

.bst-faq__list {
  border-top: 1px solid var(--bst-ink);
}

.bst-faq details {
  border-bottom: 1px solid var(--bst-line);
}

.bst-faq summary {
  display: grid;
  grid-template-columns: 2.3rem minmax(0, 1fr) 1.5rem;
  gap: 1rem;
  align-items: center;
  min-height: 5rem;
  padding: 1rem 0;
  cursor: pointer;
  list-style: none;
}

.bst-faq summary:focus-visible {
  outline: 3px solid rgba(221, 53, 71, .72) !important;
  outline-offset: 4px;
  border-radius: .25rem;
  box-shadow: 0 0 0 7px rgba(255, 70, 84, .13) !important;
}

.bst-faq summary::-webkit-details-marker {
  display: none;
}

.bst-faq summary > span {
  color: var(--bst-red);
  font-size: .68rem;
  font-weight: 900;
}

.bst-faq summary strong {
  color: var(--bst-ink);
  font-size: .92rem;
  line-height: 1.45;
}

.bst-faq summary i {
  position: relative;
  width: 1rem;
  height: 1rem;
}

.bst-faq summary i::before,
.bst-faq summary i::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: .8rem;
  height: 1px;
  background: var(--bst-red);
  content: "";
  transform: translate(-50%, -50%);
}

.bst-faq summary i::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: transform 160ms ease;
}

.bst-faq details[open] summary i::after {
  transform: translate(-50%, -50%) rotate(0);
}

.bst-faq details > div {
  max-width: 62ch;
  padding: 0 2.5rem 1.4rem 3.3rem;
  color: var(--bst-muted);
  font-size: .82rem;
  line-height: 1.65;
}

.bst-editorial {
  padding: 1.4rem 1rem;
  background: #f7f9fc;
  border-bottom: 1px solid var(--bst-line);
}

.bst-editorial__grid {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: center;
}

.bst-editorial [data-city-type="metadata"] {
  display: flex;
  flex-direction: column;
  gap: .25rem;
  color: var(--bst-muted);
  font-size: .66rem;
  line-height: 1.45;
}

.bst-editorial [data-city-type="metadata"] strong {
  color: var(--bst-ink);
}

.bst-editorial nav {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem 1.1rem;
}

.bst-editorial nav a {
  color: var(--bst-ink);
  font-size: .7rem;
  font-weight: 750;
  text-decoration: none;
}

.bst-editorial nav a:hover {
  color: var(--bst-red);
}

@media (max-width: 1023px) {
  .bst-shell {
    width: min(calc(100% - 2rem), 48rem);
  }

  .bst-hero__grid,
  .bst-source__grid {
    grid-template-columns: 1fr;
  }

  .bst-hero__grid {
    gap: 2rem;
  }

  .bst-source__grid {
    gap: 1.75rem;
  }

  .bst-hero h1,
  .bst-source h2 {
    max-width: 18ch;
  }

  .bst-hero__visual {
    max-width: 43rem;
  }

  .bst-contract__head,
  .bst-faq__grid {
    grid-template-columns: 1fr;
  }

  .bst-contract__head {
    align-items: start;
  }

  .bst-ledger li {
    grid-template-columns: 3rem minmax(10rem, .85fr) minmax(15rem, 1.15fr);
  }

  .bst-ledger strong {
    grid-column: 2 / 4;
  }

  .bst-mvp__grid {
    grid-template-columns: 1fr 1.15fr;
  }

  .bst-mvp__receipt {
    grid-column: 1 / 3;
    min-height: 12rem;
  }

  .bst-faq__head {
    position: static;
  }
}

@media (max-width: 639px) {
  .bst-hero {
    padding: 5.15rem .55rem 1.75rem;
  }

  .bst-source {
    padding: 2.2rem .55rem;
  }

  .bst-shell {
    width: min(calc(100% - 1rem), 25rem);
  }

  .bst-breadcrumbs {
    margin-bottom: 1.05rem;
  }

  .bst-hero__copy {
    padding: .35rem 0 0;
  }

  .bst-hero h1 {
    max-width: 11.5ch;
    font-size: clamp(2.55rem, 12.2vw, 3.15rem);
    line-height: .97;
  }

  .bst-lead {
    margin-top: 1.05rem;
    font-size: .94rem;
    line-height: 1.57;
  }

  .bst-actions {
    align-items: stretch;
    flex-direction: column;
    margin-top: 1.2rem;
  }

  .bst-button {
    width: 100%;
  }

  .bst-hero__visual picture,
  .bst-source__visual picture {
    border-radius: 1.15rem;
  }

  .bst-hero__visual figcaption,
  .bst-source__visual figcaption {
    align-items: flex-start;
    flex-direction: column;
    gap: .22rem;
    padding: .75rem .1rem 0;
  }

  .bst-source h2 {
    max-width: 12ch;
    font-size: 2.35rem;
  }

  .bst-contract,
  .bst-mvp,
  .bst-faq {
    padding: 2.7rem .55rem;
  }

  .bst-contract__head {
    gap: 1rem;
    margin-bottom: 1.65rem;
  }

  .bst-contract h2,
  .bst-faq h2 {
    max-width: 12ch;
    font-size: 2.35rem;
  }

  .bst-contract__head > p {
    font-size: .87rem;
    line-height: 1.58;
  }

  .bst-ledger li {
    grid-template-columns: 2.2rem minmax(0, 1fr);
    gap: .65rem .8rem;
    min-height: 0;
    padding: 1.15rem 0;
  }

  .bst-ledger__index {
    grid-row: 1 / 4;
  }

  .bst-ledger p,
  .bst-ledger strong {
    grid-column: 2;
  }

  .bst-ledger h3 {
    font-size: 1.25rem;
  }

  .bst-ledger strong {
    padding-left: 1rem;
  }

  .bst-mvp__grid {
    width: min(calc(100% - 1rem), 25rem);
    grid-template-columns: 1fr;
  }

  .bst-mvp__thesis,
  .bst-mvp__checks,
  .bst-mvp__receipt {
    padding: 1.5rem;
  }

  .bst-mvp__thesis h2 {
    max-width: 10.5ch;
    font-size: 2.25rem;
  }

  .bst-mvp__checks {
    border-top: 1px solid var(--bst-line);
    border-right: 0;
    border-left: 0;
  }

  .bst-mvp__receipt {
    grid-column: auto;
    min-height: 0;
    border-top: 1px solid var(--bst-line);
    border-left: .25rem solid var(--bst-red);
  }

  .bst-faq__grid {
    gap: 1.7rem;
  }

  .bst-faq summary {
    grid-template-columns: 1.8rem minmax(0, 1fr) 1.2rem;
    gap: .65rem;
    min-height: 4.65rem;
  }

  .bst-faq summary strong {
    font-size: .84rem;
  }

  .bst-faq details > div {
    padding: 0 .2rem 1.25rem 2.45rem;
    font-size: .78rem;
  }

  .bst-editorial {
    padding: 1.2rem .55rem;
  }

  .bst-editorial__grid {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bst-button {
    transition: none;
  }
}