/**
 * Marketing site only. Three acts: board, desk, ledger.
 * Dark to light is a hard cut. No serif. No pill buttons.
 */

.cs-mkt {
  margin: 0;
  background: var(--cs-board-bg);
  color: var(--cs-board-ink);
  font-family: var(--cs-font-sans);
  font-size: 17px;
  line-height: 1.45;
}

.cs-mkt *,
.cs-mkt *::before,
.cs-mkt *::after {
  box-sizing: border-box;
}

.cs-mkt img {
  display: block;
  max-width: 100%;
}

.cs-mkt a {
  color: inherit;
  text-decoration: none;
}

.cs-mkt-nav {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--cs-space-4);
  min-height: 72px;
  padding: var(--cs-space-3) var(--cs-space-5);
  background: var(--cs-board-bg);
  border-bottom: 1px solid var(--cs-board-divider);
}

.cs-mkt.is-morning .cs-mkt-nav {
  background: var(--cs-ledger-bg);
  border-bottom-color: var(--cs-ledger-border);
  color: var(--cs-ledger-ink);
}

.cs-mkt-brand {
  display: block;
  line-height: 0;
}

.cs-mkt-brand img {
  width: 168px;
  height: auto;
}

.cs-mkt.is-morning .cs-mkt-brand .on-dark,
.cs-mkt:not(.is-morning) .cs-mkt-brand .on-light {
  display: none;
}

.cs-mkt .cs-mkt-cta,
.cs-mkt .cs-mkt-sticky a,
.cs-mkt .cs-mkt-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: var(--cs-btn-primary-height);
  min-height: var(--cs-btn-primary-height);
  padding: 0 var(--cs-space-5);
  border: none;
  border-radius: var(--cs-radius-2);
  background: var(--cs-ledger-ink);
  color: var(--cs-ledger-bg);
  font-family: var(--cs-font-sans);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

.cs-mkt:not(.is-morning) .cs-mkt-cta {
  background: var(--cs-board-ink);
  color: var(--cs-board-bg);
}

.cs-mkt-act {
  scroll-margin-top: 72px;
  padding: var(--cs-space-7) var(--cs-space-5) var(--cs-space-8);
}

.cs-mkt-act-dark {
  background: var(--cs-board-bg);
  color: var(--cs-board-ink);
}

.cs-mkt-act-light {
  background: var(--cs-ledger-bg);
  color: var(--cs-ledger-ink);
}

.cs-mkt-col {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.cs-mkt h1,
.cs-mkt h2,
.cs-mkt h3,
.cs-mkt p,
.cs-mkt label,
.cs-mkt button,
.cs-mkt a,
.cs-mkt li {
  font-family: var(--cs-font-sans);
  font-style: normal;
}

.cs-mkt h1 {
  margin: 0;
  max-width: 9.2em;
  font-size: clamp(64px, 11.4vw, 168px);
  font-weight: 600;
  letter-spacing: -0.055em;
  line-height: 0.88;
}

.cs-mkt h2 {
  margin: 0;
  max-width: 14ch;
  font-size: clamp(44px, 5.6vw, 76px);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.cs-mkt-lead {
  margin: var(--cs-space-4) 0 0;
  max-width: 36ch;
  font-size: 20px;
  line-height: 1.4;
}

.cs-mkt-act-dark .cs-mkt-lead {
  color: var(--cs-board-muted);
}

.cs-mkt-act-light .cs-mkt-lead {
  color: var(--cs-ledger-muted);
}

.cs-mkt-shot {
  margin: var(--cs-space-6) 0 0;
}

.cs-mkt-window {
  background: var(--cs-board-surface);
  border: 1px solid var(--cs-board-border);
  border-radius: var(--cs-radius-3);
  overflow: hidden;
  box-shadow:
    0 8px 16px color-mix(in srgb, var(--cs-board-bg) 28%, transparent),
    0 28px 64px color-mix(in srgb, var(--cs-board-bg) 46%, transparent);
}

.cs-mkt-act-light .cs-mkt-window {
  background: var(--cs-ledger-surface);
  border-color: var(--cs-ledger-border);
  box-shadow:
    0 8px 16px color-mix(in srgb, var(--cs-ledger-ink) 8%, transparent),
    0 32px 72px color-mix(in srgb, var(--cs-ledger-ink) 16%, transparent);
}

.cs-mkt-chrome {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 var(--cs-space-4);
  background: var(--cs-board-surface);
  border-bottom: 1px solid var(--cs-board-border);
}

.cs-mkt-act-light .cs-mkt-chrome {
  background: var(--cs-ledger-surface);
  border-bottom-color: var(--cs-ledger-border);
}

.cs-mkt-dots {
  display: flex;
  gap: 6px;
}

.cs-mkt-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cs-board-muted);
}

.cs-mkt-act-light .cs-mkt-dots span {
  background: var(--cs-ledger-muted);
}

.cs-mkt-url {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  max-width: calc(100% - 96px);
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--cs-board-bg);
  color: var(--cs-board-muted);
  font-family: var(--cs-font-sans);
  font-size: 12px;
  letter-spacing: 0;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cs-mkt-act-light .cs-mkt-url {
  background: var(--cs-ledger-bg);
  color: var(--cs-ledger-muted);
}

.cs-mkt-screen {
  position: relative;
}

.cs-mkt-shot img,
.cs-mkt-step-shot img {
  width: 100%;
  height: auto;
}

.cs-mkt-frame figcaption {
  margin: var(--cs-space-3) 0 0;
  font-family: var(--cs-font-sans);
  font-size: 15px;
  line-height: 1.4;
}

.cs-mkt-act-dark .cs-mkt-frame figcaption {
  color: var(--cs-board-muted);
}

.cs-mkt-act-light .cs-mkt-frame figcaption {
  color: var(--cs-ledger-muted);
}

.cs-mkt-stamp {
  position: absolute;
  top: 18%;
  right: 8%;
  padding: 10px 18px 8px;
  border: 3px solid var(--cs-gold-decided);
  border-radius: var(--cs-radius-1);
  color: var(--cs-gold-decided);
  background: transparent;
  font-family: var(--cs-font-sans);
  font-size: clamp(42px, 6vw, 84px);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  pointer-events: none;
  animation: cs-mkt-sold 4.8s ease-in-out infinite;
}

@keyframes cs-mkt-sold {
  0%,
  64% {
    opacity: 0;
    transform: rotate(-8deg) scale(0.96);
  }
  72%,
  90% {
    opacity: 1;
    transform: rotate(-8deg) scale(1);
  }
  100% {
    opacity: 0;
    transform: rotate(-8deg) scale(1.03);
  }
}

#hero {
  display: flex;
  align-items: flex-end;
  min-height: calc(100svh - 72px);
  padding-top: var(--cs-space-7);
  padding-bottom: var(--cs-space-8);
}

#hero .cs-mkt-col {
  width: min(1280px, 100%);
}

#how {
  padding-top: var(--cs-space-6);
  border-top: 1px solid var(--cs-board-divider);
}

#room .cs-mkt-shot {
  margin-top: 0;
}

.cs-mkt-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--cs-space-4);
  margin: var(--cs-space-6) 0 0;
  padding: 0;
  list-style: none;
}

.cs-mkt-steps li {
  padding: var(--cs-space-4);
  background: var(--cs-board-surface);
  border: 1px solid var(--cs-board-border);
  border-radius: var(--cs-radius-3);
}

.cs-mkt-step-shot {
  margin: 0 0 var(--cs-space-5);
  background: var(--cs-board-bg);
  border: 1px solid var(--cs-board-border);
  border-radius: var(--cs-radius-2);
  overflow: hidden;
  box-shadow: 0 10px 24px color-mix(in srgb, var(--cs-board-bg) 55%, transparent);
}

.cs-mkt-steps .n {
  display: block;
  margin-bottom: var(--cs-space-5);
  font-family: var(--cs-font-numbers);
  font-size: clamp(40px, 5vw, 56px);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--cs-board-ink);
}

.cs-mkt-steps h3 {
  margin: 0 0 var(--cs-space-2);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.cs-mkt-steps p {
  margin: 0;
  font-size: 16px;
  color: var(--cs-board-muted);
}

.cs-mkt-trust {
  margin: var(--cs-space-5) 0 0;
  max-width: 42ch;
  font-family: var(--cs-font-sans);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.4;
  color: var(--cs-board-ink);
}

.cs-mkt-form {
  display: grid;
  gap: var(--cs-space-4);
  max-width: 560px;
  margin-top: var(--cs-space-6);
}

.cs-mkt-field {
  display: grid;
  gap: var(--cs-space-2);
}

.cs-mkt-field label {
  font-size: 15px;
  font-weight: 600;
}

.cs-mkt-field input {
  width: 100%;
  height: var(--cs-btn-primary-height);
  min-height: var(--cs-btn-primary-height);
  padding: 0 var(--cs-space-4);
  border: 1px solid var(--cs-ledger-border);
  border-radius: var(--cs-radius-2);
  background: var(--cs-ledger-surface);
  color: var(--cs-ledger-ink);
  font-family: var(--cs-font-sans);
  font-size: 16px;
}

.cs-mkt-field input:focus {
  outline: 2px solid var(--cs-ledger-ink);
  outline-offset: 1px;
}

.cs-mkt-field.is-invalid input {
  border-color: var(--cs-ledger-ink);
  border-width: 2px;
}

.cs-mkt-error {
  min-height: 0;
  margin: 0;
  font-size: 15px;
  color: var(--cs-ledger-ink);
}

.cs-mkt-field.is-invalid .cs-mkt-error {
  min-height: 22px;
}

.cs-mkt-form button {
  width: 100%;
  margin-top: var(--cs-space-2);
}

.cs-mkt-done {
  margin-top: var(--cs-space-6);
  max-width: 36ch;
}

.cs-mkt-done h2 {
  max-width: none;
}

.cs-mkt-done[hidden],
.cs-mkt-form[hidden] {
  display: none;
}

.cs-mkt-foot {
  background: var(--cs-ledger-bg);
  color: var(--cs-ledger-muted);
  padding: 0 var(--cs-space-5) var(--cs-space-7);
}

.cs-mkt-foot-inner {
  width: min(1120px, 100%);
  margin: 0 auto;
  padding-top: var(--cs-space-5);
  border-top: 1px solid var(--cs-ledger-border);
  font-size: 15px;
}

.cs-mkt-foot a {
  display: inline-flex;
  align-items: center;
  min-height: var(--cs-hit-min);
  margin-right: var(--cs-space-4);
  color: var(--cs-ledger-ink);
  font-size: 15px;
}

.cs-mkt-sticky {
  display: none;
}

@media (max-width: 800px) {
  .cs-mkt-nav .cs-mkt-cta {
    display: none;
  }

  #hero {
    padding-bottom: 104px;
  }

  .cs-mkt-act {
    padding: var(--cs-space-6) var(--cs-space-4) var(--cs-space-7);
  }

  .cs-mkt-steps {
    grid-template-columns: 1fr;
  }

  .cs-mkt-stamp {
    top: 12%;
    right: 6%;
  }

  .cs-mkt-sticky {
    display: block;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 40;
    padding: var(--cs-space-3) var(--cs-space-4) calc(var(--cs-space-3) + env(safe-area-inset-bottom));
    background: var(--cs-board-bg);
    border-top: 1px solid var(--cs-board-border);
  }

  .cs-mkt.is-morning .cs-mkt-sticky {
    background: var(--cs-ledger-bg);
    border-top-color: var(--cs-ledger-border);
  }

  .cs-mkt-sticky a {
    width: 100%;
  }

  .cs-mkt-sticky.is-hidden {
    display: none;
  }

  .cs-mkt {
    padding-bottom: 84px;
  }
}

.cs-mkt-js .cs-mkt-reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.cs-mkt-js .cs-mkt-reveal.is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .cs-mkt-stamp {
    animation: none;
    opacity: 1;
    transform: rotate(-8deg);
  }

  .cs-mkt-js .cs-mkt-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}