/* Qlinx static News — editorial list/detail. Mobile-first; desktop later via min-width. */
:root {
  --qlinx-primary: #2563eb;
  --qlinx-primary-deep: #1d4ed8;
  --qlinx-sky-pale: #e0f2fe;
  --qlinx-background: #f5f7fb;
  --qlinx-surface: #ffffff;
  --qlinx-text: #0f172a;
  --qlinx-text-secondary: #55647a;
  --qlinx-text-muted: #93a1b5;
  --qlinx-border: #e8edf4;
  --qlinx-learn-deep: #4f46e5;
  --qlinx-learn-tint: #eef2ff;
  --qlinx-life-deep: #0f766e;
  --qlinx-life-tint: #f0fdfa;
  --qlinx-content-width: 1200px;
  --qlinx-header-height: 64px;
  --qlinx-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP",
    "Hiragino Kaku Gothic ProN", "Yu Gothic", "Hiragino Sans", Meiryo, sans-serif;
  --qlinx-space-2: 16px;
  --qlinx-space-3: 24px;
  --qlinx-space-4: 32px;
  --qlinx-space-5: 48px;
}

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

html {
  overflow-x: clip;
}

body.news-shell {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--qlinx-font);
  color: var(--qlinx-text);
  background: var(--qlinx-surface);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: var(--qlinx-primary);
  text-underline-offset: 2px;
}

a:hover {
  color: var(--qlinx-primary-deep);
}

.skip-link {
  position: absolute;
  left: var(--qlinx-space-2);
  top: -100px;
  z-index: 1000;
  padding: 12px 16px;
  background: var(--qlinx-primary);
  color: #fff;
  border-radius: 12px;
  text-decoration: none;
  min-height: 44px;
  font-weight: 600;
}

.skip-link:focus {
  top: var(--qlinx-space-2);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--qlinx-border);
}

.site-header__inner {
  max-width: var(--qlinx-content-width);
  margin: 0 auto;
  min-height: var(--qlinx-header-height);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.news-main {
  flex: 1 0 auto;
  width: 100%;
  max-width: 40rem;
  margin: 0 auto;
  padding: 28px 20px 64px;
}

.news-back {
  margin: 0 0 20px;
  font-size: 0.92rem;
  font-weight: 700;
}

.news-page-title {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 5vw, 2rem);
  line-height: 1.25;
  letter-spacing: -0.03em;
}

.news-lead {
  margin: 0 0 28px;
  color: var(--qlinx-text-secondary);
  font-size: 1.02rem;
  line-height: 1.8;
}

.news-body p {
  margin: 0 0 1.1em;
}

.news-body p:last-child {
  margin-bottom: 0;
}

.news-related {
  margin: 40px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--qlinx-border);
}

.news-related h2 {
  margin: 0 0 12px;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--qlinx-text-secondary);
}

.news-related ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.news-related li {
  margin: 0 0 8px;
}

.news-footer {
  margin-top: auto;
  padding: 28px 20px;
  background: #0b1220;
  color: #e2e8f0;
}

.news-footer__inner {
  max-width: 40rem;
  margin: 0 auto;
}

.news-footer p {
  margin: 0 0 6px;
  font-size: 0.88rem;
  line-height: 1.6;
}

.news-footer p:last-child {
  margin-bottom: 0;
}

.news-list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
}

.news-item {
  margin: 0;
  border-top: 1px solid var(--qlinx-border);
}

.news-item:last-child {
  border-bottom: 1px solid var(--qlinx-border);
}

.news-item a {
  display: block;
  padding: 20px 0;
  color: inherit;
  text-decoration: none;
}

.news-item__date {
  display: block;
  margin: 0 0 4px;
  color: var(--qlinx-text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.news-item__cat {
  display: inline-block;
  margin: 0 0 8px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: var(--qlinx-sky-pale);
  color: var(--qlinx-primary-deep);
}

.news-item__cat--about {
  background: var(--qlinx-learn-tint);
  color: var(--qlinx-learn-deep);
}

.news-item__cat--service {
  background: var(--qlinx-life-tint);
  color: var(--qlinx-life-deep);
}

.news-item__title {
  margin: 0 0 6px;
  color: var(--qlinx-text);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.45;
}

.news-item__summary {
  margin: 0;
  color: var(--qlinx-text-secondary);
  font-size: 0.92rem;
  line-height: 1.65;
}

.news-empty {
  margin: 24px 0 0;
  color: var(--qlinx-text-secondary);
}

.news-article__cat {
  display: inline-block;
  margin: 0 8px 0 0;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  background: var(--qlinx-sky-pale);
  color: var(--qlinx-primary-deep);
}

.news-article__cat--about {
  background: var(--qlinx-learn-tint);
  color: var(--qlinx-learn-deep);
}

.news-article__cat--service {
  background: var(--qlinx-life-tint);
  color: var(--qlinx-life-deep);
}

.news-article__meta {
  margin: 0 0 12px;
  color: var(--qlinx-text-muted);
  font-size: 0.85rem;
}

.staging-banner {
  background: #fff7ed;
  color: #9a3412;
  border-bottom: 1px solid #fed7aa;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.45;
  padding: 10px 16px;
}

@media (min-width: 768px) {
  .news-main,
  .news-footer__inner {
    padding-left: 24px;
    padding-right: 24px;
  }
}