/* ============================================================
   战术研究室 /blog/
   ============================================================ */

.page-news {
  --news-ink-paper: #0A231B;
  --news-muted-paper: #4C6259;
  --news-rule-paper: rgba(8, 32, 26, 0.16);
  display: block;
  background: var(--ink);
  color: var(--mist);
}

.page-news img {
  max-width: 100%;
  height: auto;
}

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

.page-news .img-cap {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: 30px 0 46px;
  border-bottom: 1px solid var(--hair);
  background:
    radial-gradient(120% 84% at 84% -12%, rgba(182, 255, 59, 0.16), transparent 60%),
    radial-gradient(96% 70% at -6% 26%, rgba(255, 122, 60, 0.12), transparent 64%),
    var(--ink);
}

.page-news .news-hero-grid {
  display: grid;
  gap: 28px;
  margin-top: 24px;
}

.page-news .news-hero h1 {
  margin: 14px 0 0;
  max-width: 18ch;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(30px, 7.6vw, 54px);
  line-height: 1.16;
  letter-spacing: -0.012em;
  color: var(--mist);
}

.page-news .news-lead {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(241, 246, 242, 0.78);
}

.page-news .news-hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 28px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--hair);
}

.page-news .news-meta {
  min-width: 0;
}

.page-news .news-meta-label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  line-height: 1.6;
  color: var(--slate);
}

.page-news .news-meta-num {
  margin: 6px 0 0;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(17px, 3.4vw, 22px);
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.page-news .news-hero-media {
  margin: 0;
  min-width: 0;
}

/* ---------- 条目列表 ---------- */

.page-news .news-feed {
  padding: 46px 0 56px;
  background: var(--ink);
}

.page-news .news-feed .section-head {
  margin-bottom: 24px;
}

.page-news .news-feed-note {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .index-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 20px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--hair);
}

.page-news .index-chip {
  appearance: none;
  background: transparent;
  border: 1px solid var(--hair);
  border-radius: 2px;
  padding: 7px 13px;
  font: inherit;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--slate);
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-news .index-chip:hover {
  color: var(--mist);
  border-color: var(--hair-strong);
}

.page-news .index-chip[aria-selected="true"] {
  color: var(--lime);
  border-color: transparent;
  border-bottom-color: var(--lime);
  background: rgba(182, 255, 59, 0.08);
}

.page-news .index-chip:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-news .news-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--hair-soft);
}

.page-news .news-item {
  --bar: var(--lime);
  position: relative;
  min-width: 0;
  border-bottom: 1px solid var(--hair-soft);
  transition: background-color 0.2s ease;
}

.page-news .news-item[data-tab-item="青训观察"] { --bar: var(--lime); }
.page-news .news-item[data-tab-item="定位球效率"] { --bar: var(--orange); }
.page-news .news-item[data-tab-item="赛事速递"] { --bar: var(--slate); }
.page-news .news-item[data-tab-item="版本手记"] { --bar: var(--coral); }

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 3px;
  border-radius: 2px;
  background: var(--bar);
  opacity: 0.55;
  transition: opacity 0.2s ease, top 0.2s ease, bottom 0.2s ease;
}

.page-news .news-item:hover {
  background: rgba(143, 166, 184, 0.05);
}

.page-news .news-item:hover::before,
.page-news .news-item:focus-within::before {
  opacity: 1;
  top: 6px;
  bottom: 6px;
}

.page-news .news-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "cat time"
    "title title";
  align-items: baseline;
  gap: 6px 18px;
  padding: 16px 12px 16px 20px;
  color: inherit;
  text-decoration: none;
}

.page-news .news-link:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: -2px;
}

.page-news .news-cat {
  grid-area: cat;
  font-size: 13px;
  letter-spacing: 0.08em;
  white-space: nowrap;
  color: var(--bar);
}

.page-news .news-time {
  grid-area: time;
  font-family: var(--font-num);
  font-size: 15px;
  letter-spacing: 0.04em;
  white-space: nowrap;
  color: var(--slate);
  font-variant-numeric: tabular-nums;
}

.page-news .news-title {
  grid-area: title;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--mist);
  transition: transform 0.2s ease, color 0.2s ease;
}

.page-news .news-item:hover .news-title,
.page-news .news-item:focus-within .news-title {
  transform: translateX(4px);
  color: #FFFFFF;
}

/* ---------- 四个栏目 ---------- */

.page-news .news-desk {
  padding: 52px 0 56px;
  background: var(--pitch);
  border-top: 1px solid var(--hair);
}

.page-news .news-desk .section-head {
  margin-bottom: 8px;
}

.page-news .news-desk-note {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .desk-row {
  display: grid;
  gap: 26px;
  padding: 34px 0;
  border-bottom: 1px solid var(--hair-soft);
}

.page-news .desk-row:last-of-type {
  border-bottom: 0;
  padding-bottom: 8px;
}

.page-news .desk-copy {
  min-width: 0;
}

.page-news .desk-tag {
  margin: 0;
  color: var(--lime);
}

.page-news .desk-tag--slate { color: var(--slate); }
.page-news .desk-tag--coral { color: var(--coral); }

.page-news .desk-copy .t-card {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mist);
}

.page-news .desk-copy p {
  margin: 14px 0 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(241, 246, 242, 0.76);
}

.page-news .desk-points {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-news .desk-points li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate);
}

.page-news .desk-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 1px;
  background: var(--lime);
}

.page-news .desk-media {
  margin: 0;
  min-width: 0;
}

.page-news .desk-duo {
  display: grid;
  gap: 22px;
  padding-top: 34px;
}

.page-news .desk-mini {
  padding: 22px 22px 24px;
  border: 1px solid var(--hair);
  border-radius: var(--r);
  background: rgba(4, 18, 14, 0.42);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-news .desk-mini:hover {
  transform: translateY(-4px);
  border-color: var(--lime);
}

.page-news .desk-mini .t-card {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mist);
}

.page-news .desk-mini p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(241, 246, 242, 0.72);
}

/* ---------- 四段结构 ---------- */

.page-news .news-structure {
  padding: 52px 0 56px;
  background: var(--navy);
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
}

.page-news .news-structure .section-head {
  margin-bottom: 28px;
}

.page-news .news-structure-note {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .struct-list {
  list-style: none;
  counter-reset: struct;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 26px;
  max-width: 780px;
}

.page-news .struct-item {
  position: relative;
  padding-left: 50px;
}

.page-news .struct-item::before {
  counter-increment: struct;
  content: counter(struct, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  z-index: 1;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--hair-strong);
  border-radius: 50%;
  background: var(--navy);
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--lime);
}

.page-news .struct-item::after {
  content: "";
  position: absolute;
  left: 15px;
  top: 32px;
  bottom: -28px;
  width: 1px;
  background: var(--hair);
}

.page-news .struct-item:last-child::after {
  content: none;
}

.page-news .struct-item h3 {
  margin: 2px 0 0;
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mist);
}

.page-news .struct-item p {
  margin: 10px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(241, 246, 242, 0.74);
}

/* ---------- 青训观察的做法 ---------- */

.page-news .news-youth {
  padding: 52px 0 56px;
  background: var(--paper);
  color: var(--news-ink-paper);
}

.page-news .news-youth .kicker {
  color: var(--news-muted-paper);
}

.page-news .news-youth h2 {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(24px, 5.2vw, 32px);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--news-ink-paper);
}

.page-news .youth-grid {
  display: grid;
  gap: 30px;
}

.page-news .youth-copy p {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.9;
  color: var(--news-muted-paper);
}

.page-news .youth-sign {
  padding-top: 14px;
  border-top: 1px solid var(--news-rule-paper);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--news-muted-paper);
}

.page-news .youth-panel {
  padding: 22px 22px 24px;
  border: 1px solid var(--news-rule-paper);
  border-radius: var(--r);
  background: rgba(255, 255, 255, 0.5);
}

.page-news .youth-panel .t-label {
  margin: 0;
  color: var(--news-muted-paper);
}

.page-news .youth-dims {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
}

.page-news .youth-dims li {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-top: 1px solid var(--news-rule-paper);
}

.page-news .youth-dims li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-news .youth-dim-name {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--news-ink-paper);
}

.page-news .youth-dim-text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--news-muted-paper);
}

/* ---------- 收尾与订阅 ---------- */

.page-news .news-closing {
  padding: 52px 0 60px;
  border-top: 1px solid var(--hair);
  background:
    radial-gradient(110% 80% at 88% 0%, rgba(255, 122, 60, 0.14), transparent 62%),
    var(--deep);
}

.page-news .closing-grid {
  display: grid;
  gap: 30px;
}

.page-news .closing-copy {
  min-width: 0;
}

.page-news .closing-copy h2 {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(24px, 5.2vw, 34px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-news .closing-copy > p {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(241, 246, 242, 0.76);
}

.page-news .closing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-news .closing-note {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--hair-soft);
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .closing-note a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(182, 255, 59, 0.4);
}

.page-news .closing-note a:hover {
  border-bottom-color: var(--lime);
}

.page-news .closing-media {
  margin: 0;
  min-width: 0;
}

.page-news .closing-media .img-frame {
  border: 1px solid var(--hair);
}

/* ---------- 中屏 ---------- */

@media (min-width: 700px) {
  .page-news .news-hero {
    padding: 36px 0 54px;
  }

  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 36px;
    align-items: start;
  }

  .page-news .news-hero-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .page-news .news-hero-meta {
    gap: 20px;
  }

  .page-news .news-link {
    padding: 18px 16px 18px 24px;
  }

  .page-news .news-title {
    font-size: 18px;
  }
}

/* ---------- 大屏 ---------- */

@media (min-width: 1000px) {
  .page-news .news-feed {
    padding: 56px 0 64px;
  }

  .page-news .news-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 48px;
  }

  .page-news .news-desk {
    padding: 60px 0 64px;
  }

  .page-news .desk-row--youth {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .desk-row--setpiece {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 44px;
    align-items: center;
  }

  .page-news .desk-duo {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 40px;
  }

  .page-news .news-structure {
    padding: 60px 0 64px;
  }

  .page-news .struct-list {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
  }

  .page-news .news-youth {
    padding: 60px 0 64px;
  }

  .page-news .youth-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: start;
  }

  .page-news .news-closing {
    padding: 64px 0 72px;
  }

  .page-news .closing-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
    align-items: center;
  }
}

/* ---------- 减弱动效 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .page-news .desk-mini:hover,
  .page-news .news-item:hover .news-title,
  .page-news .news-item:focus-within .news-title {
    transform: none;
  }
}