.page-news {
  --news-line: rgba(23, 195, 212, 0.28);
  --news-line-soft: rgba(226, 232, 238, 0.16);
  --news-gap: clamp(14px, 2.2vw, 22px);
  background: var(--paper);
  color: var(--graphite);
}

.page-news .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(247, 249, 251, 0.62);
  padding-top: 14px;
}

.page-news .breadcrumb-link {
  color: var(--cyan-soft);
  text-decoration: none;
}

.page-news .breadcrumb-link:hover {
  color: var(--white);
}

.page-news .breadcrumb-sep {
  color: rgba(247, 249, 251, 0.35);
}

/* ---------- hero ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  background: var(--deep);
  color: var(--paper);
  padding: 0 0 clamp(30px, 4vw, 48px);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(169, 232, 239, 0.07) 0 1px, transparent 1px 72px),
    radial-gradient(circle at 84% 8%, rgba(23, 195, 212, 0.22), transparent 58%);
  pointer-events: none;
}

.page-news .news-hero > .container {
  position: relative;
  z-index: 1;
}

.page-news .hero-mosaic {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  margin-top: clamp(26px, 5vw, 54px);
}

.page-news .hero-copy h1 {
  font-size: clamp(32px, 6.4vw, 58px);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin: 12px 0 0;
  color: var(--white);
}

.page-news .hero-copy .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0;
}

.page-news .hero-copy .lede {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(247, 249, 251, 0.78);
}

.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-news .hero-panel {
  position: relative;
  background: var(--ink);
  border: 1px solid var(--news-line);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
  padding: clamp(18px, 3vw, 26px);
}

.page-news .hero-panel .panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--news-line-soft);
}

.page-news .hero-panel .panel-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-news .status-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  color: rgba(247, 249, 251, 0.8);
}

.page-news .status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  display: inline-block;
}

.page-news .hero-figures {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 20px 0 0;
}

.page-news .hero-figure {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 12px;
  border-left: 2px solid var(--orange);
}

.page-news .hero-figure .panel-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(26px, 4.6vw, 38px);
  font-weight: 800;
  line-height: 1;
  color: var(--white);
}

.page-news .hero-figure-unit {
  font-size: 12px;
  color: var(--slate);
  color: rgba(169, 232, 239, 0.7);
}

.page-news .hero-panel .panel-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(247, 249, 251, 0.62);
}

.page-news .hero-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 16px;
  background: linear-gradient(90deg, rgba(23, 195, 212, 0.16), rgba(7, 26, 49, 0.1));
  border-left: 3px solid var(--cyan);
  font-size: 13px;
}

.page-news .strip-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-news .strip-value {
  color: rgba(247, 249, 251, 0.86);
  line-height: 1.6;
}

.page-news .strip-key--right {
  margin-top: 6px;
}

/* ---------- sections ---------- */
.page-news .section {
  padding: clamp(46px, 7vw, 82px) 0;
}

.page-news .section-head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 4vw, 36px);
}

.page-news .section-head .section-index,
.page-news .structure-copy .section-index,
.page-news .feedback-copy .section-index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
  margin: 0 0 10px;
}

.page-news .section-head h2,
.page-news .structure-copy h2,
.page-news .feedback-copy h2 {
  font-size: clamp(23px, 3.6vw, 34px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.24;
  margin: 0;
}

.page-news .section-head .lede {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--graphite);
}

/* ---------- figures ---------- */
.page-news .figure {
  margin: 0;
}

.page-news .figure-frame {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: var(--ink);
  border: 1px solid var(--mist);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-news .figure-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .figure-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate);
}

.page-news .archive-figure {
  margin-bottom: clamp(22px, 3.4vw, 34px);
}

/* ---------- filter ---------- */
.page-news .filter-bar {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  background: var(--white);
  border: 1px solid var(--mist);
  border-left: 3px solid var(--deep);
}

.page-news .filter-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .filter-btn {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--deep);
  background: transparent;
  border: 1px solid var(--mist);
  border-radius: 999px;
  padding: 7px 15px;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-news .filter-btn:hover {
  border-color: var(--cyan);
  color: var(--cyan-ink);
}

.page-news .filter-btn[aria-pressed="true"] {
  background: var(--deep);
  border-color: var(--deep);
  color: var(--white);
}

.page-news .filter-count {
  margin: 0;
  font-size: 13px;
  color: var(--slate);
}

.page-news .filter-count .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--cyan-ink);
  font-weight: 700;
}

.page-news .series-jump {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 18px 0 clamp(20px, 3vw, 28px);
}

.page-news .series-jump-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.page-news .series-jump-link {
  font-size: 13px;
  text-decoration: none;
  color: var(--deep);
  border-bottom: 2px solid var(--cyan);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .series-jump-link:hover {
  color: var(--cyan-ink);
  border-color: var(--orange);
}

/* ---------- archive grid ---------- */
.page-news .archive-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
}

.page-news .archive-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--mist);
  padding: 18px 18px 16px;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease), box-shadow 0.28s var(--ease);
  outline: none;
}

.page-news .archive-card:hover,
.page-news .archive-card:focus-within,
.page-news .archive-card:focus {
  transform: translateY(-3px);
  border-color: var(--cyan);
}

.page-news .card-band {
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--cyan), var(--deep));
}

.page-news .card-band--area {
  background: linear-gradient(180deg, var(--cyan-soft), var(--cyan-ink));
}

.page-news .card-band--time {
  background: linear-gradient(180deg, var(--cyan), var(--ink));
}

.page-news .card-top {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-news .card-no {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--deep);
}

.page-news .card-era {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--orange);
  border: 1px solid rgba(255, 106, 43, 0.4);
  padding: 1px 7px;
}

.page-news .card-title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--graphite);
}

.page-news .card-series {
  margin: 0;
  font-size: 12px;
  color: var(--cyan-ink);
  letter-spacing: 0.04em;
}

.page-news .card-summary {
  margin: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.36s var(--ease), opacity 0.3s var(--ease), margin 0.3s var(--ease);
  font-size: 13px;
  line-height: 1.72;
  color: var(--slate);
}

.page-news .archive-card:hover .card-summary,
.page-news .archive-card:focus .card-summary,
.page-news .archive-card:focus-within .card-summary {
  max-height: 200px;
  opacity: 1;
  margin-top: 2px;
}

/* ---------- series ---------- */
.page-news .news-series {
  background: var(--deep);
  color: var(--paper);
}

.page-news .news-series .section-head h2 {
  color: var(--white);
}

.page-news .news-series .section-head .lede {
  color: rgba(247, 249, 251, 0.74);
}

.page-news .series-figure {
  margin-bottom: clamp(24px, 4vw, 38px);
}

.page-news .news-series .figure-frame {
  border-color: rgba(23, 195, 212, 0.24);
}

.page-news .news-series .figure-caption {
  color: rgba(169, 232, 239, 0.6);
}

.page-news .series-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
}

.page-news .series-item {
  position: relative;
  padding: 22px 22px 22px 26px;
  background: rgba(7, 26, 49, 0.72);
  border: 1px solid rgba(23, 195, 212, 0.2);
}

.page-news .series-rule {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--deep));
}

.page-news .series-rule--alt {
  background: linear-gradient(90deg, var(--cyan-soft), var(--cyan-ink));
}

.page-news .series-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
}

.page-news .series-code,
.page-news .series-count {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-news .series-count {
  color: rgba(247, 249, 251, 0.5);
}

.page-news .series-title {
  font-size: clamp(20px, 2.6vw, 24px);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 10px;
  color: var(--white);
}

.page-news .series-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(247, 249, 251, 0.74);
}

.page-news .series-read {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(169, 232, 239, 0.84);
}

.page-news .series-read-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--orange);
  margin-right: 8px;
}

/* ---------- structure ---------- */
.page-news .news-structure {
  background: var(--paper);
}

.page-news .structure-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-news .structure-copy .lede {
  margin: 14px 0 26px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--graphite);
}

.page-news .structure-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .structure-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 12px;
  padding: 16px;
  background: var(--white);
  border: 1px solid var(--mist);
  border-left: 3px solid var(--cyan);
}

.page-news .structure-no {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--deep);
  line-height: 1.2;
}

.page-news .structure-item h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--graphite);
}

.page-news .structure-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

.page-news .structure-foot {
  margin: 22px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--orange);
  font-size: 14px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-news .structure-figure {
  margin-top: 4px;
}

/* ---------- rules ---------- */
.page-news .news-rules {
  background: var(--ink);
  color: var(--paper);
}

.page-news .news-rules .section-head h2 {
  color: var(--white);
}

.page-news .rules-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 40px);
}

.page-news .rules-lead {
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(247, 249, 251, 0.8);
  padding-left: 16px;
  border-left: 3px solid var(--cyan);
}

.page-news .rules-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(23, 195, 212, 0.18);
}

.page-news .rules-list li {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 12px;
  padding: 14px 16px;
  background: var(--ink);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(247, 249, 251, 0.76);
}

.page-news .rules-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-news .rules-note {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(169, 232, 239, 0.68);
}

.page-news .news-rules .figure-frame {
  border-color: rgba(23, 195, 212, 0.24);
  background: var(--deep);
}

.page-news .news-rules .figure-caption {
  color: rgba(169, 232, 239, 0.6);
}

/* ---------- feedback ---------- */
.page-news .news-feedback {
  background: var(--paper);
}

.page-news .feedback-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: clamp(20px, 3.4vw, 34px);
  background: var(--white);
  border: 1px solid var(--mist);
  border-top: 4px solid var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-news .feedback-copy p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
  max-width: 58ch;
}

.page-news .feedback-copy .feedback-note {
  font-size: 14px;
  color: var(--slate);
}

.page-news .feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-start;
}

.page-news .next-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  margin-top: clamp(22px, 3.4vw, 32px);
}

.page-news .next-link {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 20px;
  text-decoration: none;
  background: var(--deep);
  color: var(--paper);
  border-left: 3px solid var(--cyan);
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-news .next-link:hover {
  background: var(--ink);
  border-color: var(--orange);
}

.page-news .next-link-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-news .next-link-title {
  font-size: 15px;
  line-height: 1.6;
  color: rgba(247, 249, 251, 0.9);
}

.page-news .to-top-wrap {
  margin-top: clamp(22px, 3.4vw, 34px);
  display: flex;
  justify-content: flex-end;
}

.page-news .to-top {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-decoration: none;
  color: var(--deep);
  border: 1px solid var(--mist);
  padding: 9px 16px;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-news .to-top:hover {
  border-color: var(--orange);
  color: var(--orange);
}

/* ---------- responsive ---------- */
@media (min-width: 640px) {
  .page-news .hero-strip {
    grid-template-columns: auto 1fr auto auto;
    align-items: center;
    gap: 12px;
  }

  .page-news .strip-key--right {
    margin-top: 0;
  }

  .page-news .archive-grid,
  .page-news .next-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .filter-bar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .page-news .feedback-panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-news .rules-list li {
    grid-template-columns: 72px 1fr;
  }
}

@media (min-width: 900px) {
  .page-news .hero-mosaic {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    grid-template-areas:
      "copy panel"
      "strip strip";
    align-items: start;
  }

  .page-news .hero-copy {
    grid-area: copy;
    padding-right: clamp(10px, 2vw, 28px);
  }

  .page-news .hero-panel {
    grid-area: panel;
  }

  .page-news .hero-strip {
    grid-area: strip;
  }

  .page-news .structure-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-news .rules-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }

  .page-news .series-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-news .archive-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .archive-card:nth-child(4n + 2) {
    transform: translateY(14px);
  }

  .page-news .archive-card:nth-child(4n + 2):hover,
  .page-news .archive-card:nth-child(4n + 2):focus {
    transform: translateY(11px);
  }

  .page-news .archive-card:nth-child(4n + 4) {
    transform: translateY(7px);
  }

  .page-news .archive-card:nth-child(4n + 4):hover,
  .page-news .archive-card:nth-child(4n + 4):focus {
    transform: translateY(4px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .archive-card,
  .page-news .card-summary,
  .page-news .filter-btn,
  .page-news .series-jump-link,
  .page-news .next-link,
  .page-news .to-top {
    transition: none;
  }

  .page-news .archive-card:hover,
  .page-news .archive-card:focus,
  .page-news .archive-card:focus-within {
    transform: none;
  }
}
<<<END>>>