:root {
  --app-ink: #17120f;
  --app-ink-soft: #241c18;
  --app-paper: #f5eee7;
  --app-white: #fbf9f6;
  --app-copper: #d9a680;
  --app-border: rgba(23, 18, 15, 0.16);
}

body.app-release-page {
  margin: 0;
  background: var(--app-white);
  color: var(--app-ink);
}

.app-release-page .site-header {
  position: relative;
  z-index: 10;
  background: var(--app-ink);
  border-bottom-color: rgba(251, 249, 246, 0.12);
}

.app-release-page .main-nav a,
.app-release-page .member-company-name,
.app-release-page .member-email-link {
  color: var(--app-white);
}

.app-release-main {
  min-height: 70vh;
}

.app-release-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 340px);
  align-items: center;
  gap: clamp(48px, 9vw, 150px);
  min-height: 520px;
  padding: clamp(72px, 10vw, 150px) max(7vw, 28px);
  background: var(--app-ink);
  color: var(--app-white);
}

.app-release-copy {
  max-width: 760px;
}

.app-release-kicker {
  margin: 0 0 22px;
  color: var(--app-copper);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.app-release-copy h1 {
  max-width: 720px;
  margin: 0;
  color: var(--app-white);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3rem, 6vw, 5.8rem);
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: 0;
}

.app-release-copy > p:not(.app-release-kicker) {
  max-width: 650px;
  margin: 30px 0 0;
  color: rgba(251, 249, 246, 0.72);
  font-size: clamp(1rem, 1.4vw, 1.16rem);
  line-height: 1.7;
}

.app-release-mark {
  display: grid;
  justify-items: center;
  gap: 20px;
}

.app-release-mark img {
  width: min(100%, 260px);
  aspect-ratio: 1;
  border: 1px solid rgba(217, 166, 128, 0.35);
  border-radius: 24%;
  background: #050505;
  box-shadow: 0 34px 80px rgba(0, 0, 0, 0.34);
  object-fit: cover;
}

.app-release-mark span {
  color: rgba(251, 249, 246, 0.5);
  font-size: 0.74rem;
  letter-spacing: 0;
  text-transform: uppercase;
}

.app-release-action {
  padding: clamp(64px, 8vw, 112px) max(7vw, 28px);
  background: var(--app-paper);
}

.app-release-action-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 1.1fr);
  gap: clamp(48px, 8vw, 120px);
  max-width: 1240px;
  margin: 0 auto;
  align-items: center;
}

.app-release-action h2,
.app-release-steps h2,
.app-release-integrity h2 {
  margin: 0;
  color: var(--app-ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.1rem, 4vw, 3.6rem);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: 0;
}

.app-release-action p,
.app-release-integrity p {
  margin: 22px 0 0;
  color: rgba(23, 18, 15, 0.7);
  line-height: 1.7;
}

.app-release-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  width: 100%;
  min-height: 58px;
  margin-top: 32px;
  padding: 0 24px;
  border: 1px solid var(--app-ink);
  border-radius: 4px;
  background: var(--app-ink);
  color: var(--app-white);
  font-size: 0.88rem;
  font-weight: 750;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.app-release-primary:hover {
  background: transparent;
  color: var(--app-ink);
  transform: translateY(-2px);
}

.app-release-primary:focus-visible,
.app-release-back:focus-visible {
  outline: 3px solid rgba(217, 166, 128, 0.65);
  outline-offset: 3px;
}

.app-release-primary svg {
  width: 19px;
  height: 19px;
  flex: 0 0 auto;
}

.app-release-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--app-border);
  border-bottom: 1px solid var(--app-border);
}

.app-release-meta div {
  min-width: 0;
  padding: 22px 20px;
  border-right: 1px solid var(--app-border);
}

.app-release-meta div:last-child {
  border-right: 0;
}

.app-release-meta dt,
.app-release-meta dd {
  margin: 0;
  letter-spacing: 0;
}

.app-release-meta dt {
  color: rgba(23, 18, 15, 0.5);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
}

.app-release-meta dd {
  margin-top: 8px;
  color: var(--app-ink);
  font-size: 0.92rem;
  font-weight: 750;
  line-height: 1.35;
}

.app-release-note {
  margin-top: 18px;
  color: rgba(23, 18, 15, 0.56);
  font-size: 0.78rem;
  line-height: 1.55;
}

.app-release-steps {
  padding: clamp(72px, 9vw, 130px) max(7vw, 28px);
  background: var(--app-white);
}

.app-release-steps-inner {
  max-width: 1240px;
  margin: 0 auto;
}

.app-release-section-text {
  max-width: 780px;
  margin: 22px 0 0;
  color: rgba(23, 18, 15, 0.68);
  font-size: 1rem;
  line-height: 1.72;
}

.app-release-guide-grid {
  display: grid;
  grid-template-columns: minmax(270px, 0.42fr) minmax(0, 1fr);
  gap: clamp(26px, 4vw, 54px);
  margin-top: 52px;
  align-items: start;
}

.app-release-guide-panel {
  min-width: 0;
  padding: 28px;
  border: 1px solid var(--app-border);
  border-radius: 6px;
  background: var(--app-paper);
}

.app-release-guide-panel-dark {
  position: sticky;
  top: 24px;
  border-color: rgba(217, 166, 128, 0.26);
  background: var(--app-ink);
  color: var(--app-white);
}

.app-release-guide-label {
  display: block;
  color: var(--app-copper);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0;
  text-transform: uppercase;
}

.app-release-guide-panel h3 {
  margin: 20px 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: 0;
}

.app-release-check-list {
  display: grid;
  gap: 14px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.app-release-check-list li {
  position: relative;
  padding-left: 22px;
  color: rgba(251, 249, 246, 0.72);
  font-size: 0.9rem;
  line-height: 1.58;
}

.app-release-check-list li::before {
  position: absolute;
  top: 0.68em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--app-copper);
  content: "";
}

.app-release-check-list strong {
  color: var(--app-white);
}

.app-release-step-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 48px 0 0;
  padding: 0;
  border-top: 1px solid var(--app-border);
  list-style: none;
}

.app-release-step-list-detailed {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: 0;
  border: 1px solid var(--app-border);
  border-bottom: 0;
  background: rgba(251, 249, 246, 0.68);
}

.app-release-step-list li {
  min-width: 0;
  padding: 30px 30px 0 0;
}

.app-release-step-list li + li {
  padding-left: 30px;
  border-left: 1px solid var(--app-border);
}

.app-release-step-list-detailed li,
.app-release-step-list-detailed li + li {
  min-height: 220px;
  padding: 28px;
  border-right: 1px solid var(--app-border);
  border-bottom: 1px solid var(--app-border);
  border-left: 0;
}

.app-release-step-list-detailed li:nth-child(2n) {
  border-right: 0;
}

.app-release-step-list-detailed li:last-child:nth-child(odd) {
  grid-column: 1 / -1;
  min-height: 0;
  border-right: 0;
}

.app-release-step-number {
  display: block;
  color: var(--app-copper);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
  line-height: 1;
}

.app-release-step-list > li > strong {
  display: block;
  margin-top: 24px;
  color: var(--app-ink);
  font-size: 1rem;
}

.app-release-step-list p {
  margin: 12px 0 0;
  color: rgba(23, 18, 15, 0.64);
  font-size: 0.9rem;
  line-height: 1.65;
}

.app-release-advice {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin-top: 34px;
  border-top: 1px solid var(--app-border);
  border-bottom: 1px solid var(--app-border);
}

.app-release-advice div {
  min-width: 0;
  padding: 24px 28px 24px 0;
}

.app-release-advice div + div {
  padding-right: 0;
  padding-left: 28px;
  border-left: 1px solid var(--app-border);
}

.app-release-advice strong {
  display: block;
  color: var(--app-ink);
  font-size: 0.95rem;
}

.app-release-advice p {
  margin: 10px 0 0;
  color: rgba(23, 18, 15, 0.64);
  font-size: 0.88rem;
  line-height: 1.65;
}

.app-release-integrity {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 1.2fr);
  gap: clamp(40px, 8vw, 120px);
  align-items: center;
  padding: clamp(64px, 8vw, 112px) max(7vw, 28px);
  background: #e7ece8;
}

.app-release-integrity > * {
  min-width: 0;
}

.app-release-hash {
  display: block;
  overflow-wrap: anywhere;
  padding: 24px;
  border: 1px solid rgba(23, 18, 15, 0.18);
  border-radius: 4px;
  background: rgba(251, 249, 246, 0.58);
  color: var(--app-ink);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.78rem;
  line-height: 1.65;
  letter-spacing: 0;
}

.app-release-back {
  display: inline-flex;
  margin-top: 26px;
  color: var(--app-ink);
  font-size: 0.82rem;
  font-weight: 750;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}

@media (max-width: 900px) {
  .app-release-hero,
  .app-release-action-inner,
  .app-release-integrity {
    grid-template-columns: 1fr;
  }

  .app-release-hero {
    gap: 54px;
    min-height: 0;
  }

  .app-release-mark {
    justify-self: start;
  }

  .app-release-mark img {
    width: 190px;
  }

  .app-release-action-inner,
  .app-release-integrity {
    gap: 44px;
  }

  .app-release-guide-grid {
    grid-template-columns: 1fr;
  }

  .app-release-guide-panel-dark {
    position: static;
  }
}

@media (max-width: 680px) {
  .app-release-hero,
  .app-release-action,
  .app-release-steps,
  .app-release-integrity {
    padding-right: 22px;
    padding-left: 22px;
  }

  .app-release-copy h1 {
    font-size: clamp(2.7rem, 14vw, 4.2rem);
  }

  .app-release-meta {
    grid-template-columns: 1fr;
  }

  .app-release-meta div,
  .app-release-meta div:last-child {
    border-right: 0;
    border-bottom: 1px solid var(--app-border);
  }

  .app-release-meta div:last-child {
    border-bottom: 0;
  }

  .app-release-guide-panel {
    padding: 24px;
  }

  .app-release-step-list-detailed {
    border-right: 0;
    border-left: 0;
  }

  .app-release-step-list {
    grid-template-columns: 1fr;
  }

  .app-release-step-list li,
  .app-release-step-list li + li {
    padding: 26px 0;
    border-left: 0;
    border-bottom: 1px solid var(--app-border);
  }

  .app-release-step-list-detailed li,
  .app-release-step-list-detailed li + li,
  .app-release-step-list-detailed li:last-child:nth-child(odd) {
    grid-column: auto;
    min-height: 0;
    padding: 26px 0;
    border-right: 0;
    border-left: 0;
  }

  .app-release-step-list li:last-child {
    border-bottom: 0;
  }

  .app-release-step-list > li > strong {
    margin-top: 16px;
  }

  .app-release-advice {
    grid-template-columns: 1fr;
  }

  .app-release-advice div,
  .app-release-advice div + div {
    padding: 22px 0;
    border-left: 0;
  }

  .app-release-advice div + div {
    border-top: 1px solid var(--app-border);
  }
}

@media (prefers-reduced-motion: reduce) {
  .app-release-primary {
    transition: none;
  }
}