.release-notes-page {
  --rn-bg: #eff5fb;
  --rn-panel: #ffffff;
  --rn-panel-border: rgba(82, 117, 160, 0.18);
  --rn-panel-shadow: 0 20px 45px rgba(15, 41, 71, 0.08);
  --rn-text: #17324d;
  --rn-text-soft: #4a6078;
  --rn-accent: #1d87f8;
  --rn-accent-strong: #0d4f9c;
  --rn-accent-soft: rgba(29, 135, 248, 0.12);
  --rn-warm: #ffb347;
  max-width: 1500px;
  margin: 0 auto;
  padding: 2.2rem 1.2rem 4rem;
  color: var(--rn-text);
}

.release-notes-page a {
  color: var(--rn-accent-strong);
}

.release-notes-page a:hover,
.release-notes-page a:focus-visible {
  color: var(--rn-accent);
}

.rn-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.75fr) minmax(220px, 0.75fr);
  gap: 1.5rem;
  align-items: stretch;
  padding: 2rem;
  border-radius: 30px;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.34), transparent 38%),
    linear-gradient(135deg, #0d4f9c 0%, #1674d8 48%, #53a7ff 100%);
  color: #f6fbff;
  box-shadow: 0 28px 60px rgba(7, 33, 66, 0.2);
  overflow: hidden;
}

.rn-hero__copy {
  position: relative;
  z-index: 1;
}

.rn-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.8);
}

.rn-section .rn-kicker,
.rn-status-card .rn-kicker {
  color: var(--rn-accent-strong);
}

.rn-hero h1,
.rn-section h2,
.rn-status-card h2,
.rn-highlight-card h2,
.rn-release-card h3,
.rn-bridge-card h3 {
  margin: 0;
}

.rn-hero h1 {
  margin-top: 0.65rem;
  font-size: clamp(2.35rem, 4vw, 3.4rem);
  line-height: 0.95;
  color: #ffffff;
}

.rn-hero__lead {
  margin: 1.2rem 0 0;
  font-size: 1.08rem;
  line-height: 1.7;
  color: rgba(246, 251, 255, 0.94);
}

.rn-hero__text {
  margin: 1rem 0 0;
  max-width: 70rem;
  line-height: 1.75;
  color: rgba(235, 245, 255, 0.88);
}

.rn-hero__timeline {
  margin: 0.95rem 0 0;
  font-size: 0.98rem;
  line-height: 1.6;
  color: rgba(237, 246, 255, 0.84);
}

.rn-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.6rem;
}

.rn-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.rn-button:hover,
.rn-button:focus-visible {
  transform: translateY(-1px);
}

.rn-button--primary {
  background: #ffffff;
  color: #0d4f9c !important;
  box-shadow: 0 12px 28px rgba(9, 34, 68, 0.18);
}

.rn-button--secondary {
  background: rgba(255, 255, 255, 0.14);
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.26);
}

.rn-hero__badge {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.45rem;
  padding: 1.4rem;
  border-radius: 24px;
  background: rgba(4, 20, 40, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(10px);
  text-align: left;
}

.rn-hero__badge-label {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.72);
}

.rn-hero__badge strong {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
}

.rn-hero__badge span:last-child {
  color: rgba(244, 250, 255, 0.82);
}

.rn-highlight-grid,
.rn-bridge-grid,
.rn-data-grid,
.rn-goal-grid,
.rn-status-grid {
  display: grid;
  gap: 1rem;
}

.rn-highlight-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.2rem;
}

.rn-status-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 2rem;
}

.rn-panel {
  background: var(--rn-panel);
  border: 1px solid var(--rn-panel-border);
  border-radius: 24px;
  box-shadow: var(--rn-panel-shadow);
}

.rn-highlight-card,
.rn-status-card,
.rn-release-card,
.rn-bridge-card {
  padding: 1.4rem 1.45rem;
}

.rn-highlight-card h2,
.rn-status-card h2,
.rn-section h2 {
  font-size: 1.45rem;
}

.rn-highlight-card p,
.rn-status-card p,
.rn-section__intro p,
.rn-release-card p,
.rn-bridge-card p,
.rn-goal-card p {
  margin: 0.7rem 0 0;
  line-height: 1.7;
  color: var(--rn-text-soft);
}

.rn-section {
  margin-top: 2.4rem;
}

.rn-section__intro {
  margin-bottom: 1.2rem;
}

.rn-section__intro h2 {
  margin-top: 0.5rem;
}

.rn-section__intro p {
  max-width: 70rem;
}

.rn-timeline {
  display: grid;
  gap: 1rem;
}

.rn-release-card {
  position: relative;
  padding-left: 1.7rem;
}

.rn-release-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.55rem;
  bottom: 1.55rem;
  width: 6px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--rn-accent) 0%, var(--rn-warm) 100%);
}

.rn-release-card__header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.7rem;
}

.rn-release-card__version,
.rn-bridge-card__version {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  background: var(--rn-accent-soft);
  color: var(--rn-accent-strong);
  font-weight: 800;
  letter-spacing: 0.03em;
}

.rn-release-card__date,
.rn-bridge-card__date {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  background: rgba(14, 79, 156, 0.08);
  color: #5d7289;
  font-size: 0.88rem;
  font-weight: 600;
}

.rn-release-card__label {
  font-size: 0.83rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #6a7d91;
}

.rn-release-card h3,
.rn-bridge-card h3 {
  font-size: 1.22rem;
  line-height: 1.35;
}

.rn-bridge-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.rn-bridge-card__header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.7rem;
}

.rn-data-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.rn-data-card {
  padding: 1.35rem 1.45rem;
}

.rn-data-card__header {
  margin-bottom: 0.8rem;
}

.rn-data-card h3 {
  margin: 0;
  font-size: 1.16rem;
  line-height: 1.35;
}

.rn-data-card p {
  margin: 0.7rem 0 0;
  line-height: 1.7;
  color: var(--rn-text-soft);
}

.rn-goal-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.rn-goal-card {
  display: flex;
  gap: 0.95rem;
  align-items: flex-start;
  padding: 1.25rem 1.35rem;
}

.rn-goal-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  flex: 0 0 2.6rem;
  border-radius: 16px;
  background: rgba(255, 179, 71, 0.18);
  color: #c76d00;
  font-size: 1rem;
}

.rn-list {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.rn-list li {
  position: relative;
  padding-left: 1.45rem;
  margin-bottom: 0.8rem;
  line-height: 1.65;
  color: var(--rn-text-soft);
}

.rn-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--rn-accent) 0%, var(--rn-warm) 100%);
}

body.dark-mode .release-notes-page {
  --rn-bg: #0e1723;
  --rn-panel: #132132;
  --rn-panel-border: rgba(126, 170, 224, 0.18);
  --rn-panel-shadow: 0 22px 52px rgba(2, 9, 18, 0.34);
  --rn-text: #edf5ff;
  --rn-text-soft: #b8c8dc;
  --rn-accent: #74b8ff;
  --rn-accent-strong: #9ecfff;
  --rn-accent-soft: rgba(116, 184, 255, 0.14);
  --rn-warm: #ffc36e;
}

body.dark-mode .rn-section .rn-kicker,
body.dark-mode .rn-status-card .rn-kicker {
  color: #9ecfff;
}

body.dark-mode .rn-goal-card__icon {
  background: rgba(255, 195, 110, 0.12);
  color: #ffcf8a;
}

body.dark-mode .rn-release-card__date,
body.dark-mode .rn-bridge-card__date {
  background: rgba(158, 207, 255, 0.08);
  color: #bfd9f3;
}

@media (max-width: 980px) {
  .rn-hero,
  .rn-highlight-grid,
  .rn-bridge-grid,
  .rn-data-grid,
  .rn-status-grid {
    grid-template-columns: 1fr;
  }

  .rn-goal-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .rn-hero__badge {
    min-height: 0;
  }
}

@media (max-width: 640px) {
  .release-notes-page {
    padding: 1.4rem 0.85rem 3rem;
  }

  .rn-hero {
    padding: 1.35rem;
    border-radius: 24px;
  }

  .rn-button {
    width: 100%;
  }

  .rn-goal-grid {
    grid-template-columns: 1fr;
  }

  .rn-release-card,
  .rn-bridge-card,
  .rn-highlight-card,
  .rn-status-card,
  .rn-goal-card {
    border-radius: 20px;
  }
}