/* ──────────────────────────────────────────────────────────────────
   news.css — premium scientific editorial styling for News /
   Article-Highlight pages rendered from /template/news.html.

   Loaded by the news template via `{{ themeAssetPath }}/css/news.css`,
   so the file is served per-journal from the same R2 bucket that
   ships the rest of the edupress theme assets. Scoped under
   `.ph-news-shell` so it never leaks to other pages.
   ────────────────────────────────────────────────────────────────── */

/* ── Design tokens ─────────────────────────────────────────── */
.ph-news-shell {
  --news-bg: #f5f7fb;
  --news-surface: #ffffff;
  --news-surface-2: #fafbfd;
  --news-ink: #0b1626;
  --news-ink-2: #1f2937;
  --news-ink-3: #4b5563;
  --news-muted: #6b7280;
  --news-border: #e5e7eb;
  --news-border-soft: #eef0f4;
  --news-accent: #1e3a5f;
  --news-accent-2: #2563eb;
  --news-gold: #c89b3c;
  --news-radius: 20px;
  --news-radius-sm: 12px;
  --news-shadow-sm: 0 1px 2px rgba(15,28,51,.04), 0 2px 8px rgba(15,28,51,.05);
  --news-shadow-md: 0 4px 14px rgba(15,28,51,.06), 0 18px 40px rgba(15,28,51,.07);
  --news-shadow-lg: 0 10px 28px rgba(15,28,51,.08), 0 40px 80px rgba(15,28,51,.12);
  --news-font-serif: 'Source Serif Pro', 'Iowan Old Style', Charter, Cambria, Georgia, serif;
  --news-font-sans: 'Inter', 'SF Pro Text', -apple-system, 'Segoe UI', Roboto, sans-serif;
  --news-content-max: 960px;
  --news-ease: cubic-bezier(.2, .8, .2, 1);
}

/* ── Scroll-reveal utility (respects prefers-reduced-motion) ── */
.ph-news-shell [data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .7s var(--news-ease), transform .7s var(--news-ease);
  will-change: opacity, transform;
}
.ph-news-shell [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .ph-news-shell [data-reveal],
  .ph-news-shell [data-reveal].is-revealed {
    opacity: 1; transform: none; transition: none;
  }
  .ph-progress__bar { transition: none; }
}

/* ── Page shell + ambient background ──────────────────────── */
.ph-news-shell {
  position: relative;
  background: var(--news-bg);
  color: var(--news-ink-2);
  font-family: var(--news-font-sans);
  overflow: hidden;
}
.ph-news-shell::before {
  content: '';
  position: absolute; inset: 0;
  pointer-events: none; z-index: 0;
  background-image:
    radial-gradient(900px 600px at 8% 10%, rgba(37,99,235,.06), transparent 70%),
    radial-gradient(700px 500px at 95% 22%, rgba(200,155,60,.05), transparent 70%);
}
.ph-news-shell::after {
  content: '';
  position: absolute; inset: 0;
  pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(15,28,51,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,28,51,.025) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 90% 50% at 50% 0%, #000 30%, transparent 80%);
          mask-image: radial-gradient(ellipse 90% 50% at 50% 0%, #000 30%, transparent 80%);
}

/* ── Reading progress bar ─────────────────────────────────── */
.ph-progress {
  position: fixed; left: 0; top: 0; right: 0;
  height: 3px; z-index: 9999; pointer-events: none;
}
.ph-progress__bar {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--news-accent), #3b82f6, var(--news-gold));
  box-shadow: 0 0 14px rgba(37,99,235,.4);
  transition: width .12s ease;
}

/* ── HERO ─────────────────────────────────────────────────── */
.ph-hero {
  position: relative; isolation: isolate;
  color: #fff;
  overflow: hidden;
}
.ph-hero__media {
  position: absolute; inset: 0; z-index: -2;
  background: linear-gradient(135deg, #0b1626 0%, #122036 50%, #1e3a5f 100%);
  background-size: cover;
  background-position: center;
}
.ph-hero.has-cover .ph-hero__media {
  background-blend-mode: overlay;
}
.ph-hero__overlay {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(7,15,29,.55) 0%, rgba(7,15,29,.55) 50%, rgba(7,15,29,.85) 100%),
    linear-gradient(90deg, rgba(7,15,29,.72) 0%, rgba(7,15,29,.45) 50%, rgba(7,15,29,.55) 100%);
}
.ph-hero__overlay::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 40%, #000 100%);
          mask-image: linear-gradient(90deg, transparent 0%, #000 40%, #000 100%);
  opacity: .7;
}
.ph-hero__inner {
  position: relative;
  max-width: 1440px;
  margin: 0 auto;
  padding: 104px 56px 128px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: start;
  animation: ph-hero-enter .9s var(--news-ease) both;
}
@keyframes ph-hero-enter {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .ph-hero__inner { animation: none; }
}
.ph-hero__text { display: contents; }
.ph-hero__crumbs {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  font-size: .75rem; color: rgba(255,255,255,.78);
  text-transform: uppercase; letter-spacing: .14em; font-weight: 500;
}
.ph-hero__crumbs a { color: inherit; text-decoration: none; transition: color .15s; }
.ph-hero__crumbs a:hover { color: #fff; }
.ph-hero__crumbs .sep { opacity: .5; }
.ph-hero__category {
  display: inline-flex; align-items: center; gap: 9px;
  width: max-content;
  padding: 7px 16px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.22);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-radius: 999px;
  font-size: .7rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .16em;
  color: #fff;
}
.ph-hero__category::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--news-gold);
  box-shadow: 0 0 10px rgba(200,155,60,.8);
}
.ph-hero__title {
  font-family: var(--news-font-serif);
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -0.022em;
  max-width: 1100px;
  margin: 0;
  color: #fff;
  text-wrap: balance;
}
.ph-hero__lead {
  font-family: var(--news-font-serif);
  font-size: clamp(1.0625rem, 1.3vw, 1.25rem);
  line-height: 1.6;
  color: rgba(255,255,255,.86);
  max-width: 1100px;
  margin: 0;
  font-weight: 400;
  font-style: italic;
}
.ph-hero__meta {
  display: flex; flex-wrap: wrap; gap: 10px 22px; align-items: center;
  font-size: .8125rem; color: rgba(255,255,255,.78);
  padding-top: 10px;
  border-top: 1px solid rgba(255,255,255,.12);
  margin-top: 18px;
}
.ph-hero__meta-item {
  display: inline-flex; align-items: center; gap: 8px;
  position: relative;
}
.ph-hero__meta-item + .ph-hero__meta-item::before {
  content: ''; width: 3px; height: 3px; border-radius: 50%;
  background: rgba(255,255,255,.4);
  margin-right: 14px;
}
.ph-hero__meta-item svg { width: 14px; height: 14px; opacity: .85; }
.ph-hero__author { color: #fff; font-weight: 600; }
.ph-hero__tagrow {
  display: flex; flex-wrap: wrap; gap: 6px; padding-top: 4px;
}
.ph-hero__tagrow .ph-hero-tag {
  display: inline-block; padding: 4px 10px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 6px;
  font-size: .6875rem; color: rgba(255,255,255,.85);
  font-weight: 500; letter-spacing: .04em;
}

/* Full-bleed hero — cover image fills entire hero background. */
.ph-hero.has-cover .ph-hero__media {
  background-blend-mode: normal;
  filter: saturate(.95);
}

/* ── EDITORIAL 12-COL GRID ────────────────────────────────── */
.ph-editorial {
  position: relative; z-index: 1;
  max-width: 1500px;
  margin: -72px auto 0;
  padding: 0 56px 120px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 48px;
}
.ph-article { grid-column: 1 / span 8; min-width: 0; }
.ph-aside   { grid-column: 9 / span 4; min-width: 0; }

@media (max-width: 1199px) {
  .ph-editorial { grid-template-columns: repeat(8, 1fr); gap: 36px; padding: 0 36px 80px; margin-top: -56px; }
  .ph-article { grid-column: 1 / span 8; }
  .ph-aside   { grid-column: 1 / span 8; }
}
@media (max-width: 640px) {
  .ph-editorial { padding: 0 16px 56px; gap: 24px; margin-top: -40px; }
  .ph-hero__inner { padding: 64px 20px 80px; gap: 18px; }
  .ph-hero__title { font-size: clamp(1.75rem, 7vw, 2.25rem); }
  .ph-hero__lead { font-size: 1rem; line-height: 1.55; }
}

/* ── ARTICLE BODY ─────────────────────────────────────────── */
.ph-article-body {
  background: var(--news-surface);
  border-radius: var(--news-radius);
  padding: clamp(32px, 4.5vw, 72px);
  box-shadow: var(--news-shadow-md);
  border: 1px solid var(--news-border-soft);
  max-width: var(--news-content-max);
  margin: 0 auto;
  color: var(--news-ink-2);
  font-family: var(--news-font-sans);
  font-size: 1.0625rem;
  line-height: 1.78;
  position: relative;
}
.ph-article-body::before {
  content: '';
  position: absolute; inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(37,99,235,.025), transparent 40%);
  pointer-events: none;
}

/* Lead paragraph + drop cap on first rich-text block */
.ph-article-body .ph-block.ph-block-rich-text:first-of-type .ph-block-body > p:first-child {
  font-family: var(--news-font-serif);
  font-size: 1.1875rem;
  line-height: 1.72;
  color: var(--news-ink);
  font-weight: 400;
}
.ph-article-body .ph-block.ph-block-rich-text:first-of-type .ph-block-body > p:first-child::first-letter {
  font-family: var(--news-font-serif);
  float: left;
  font-size: 4.4rem;
  line-height: .88;
  font-weight: 700;
  margin: 6px 14px -2px 0;
  color: var(--news-accent);
  background: linear-gradient(135deg, var(--news-accent), var(--news-accent-2) 70%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Editorial typography */
.ph-article-body p { margin: 0 0 1.25em; color: var(--news-ink-2); }
.ph-article-body h1,
.ph-article-body h2,
.ph-article-body h3,
.ph-article-body h4 {
  color: var(--news-ink);
  letter-spacing: -0.01em;
}
.ph-article-body h2 {
  font-family: var(--news-font-serif);
  font-size: clamp(1.5rem, 2.2vw, 1.875rem);
  line-height: 1.22;
  margin: 2.75em 0 .75em;
  padding-left: 22px;
  position: relative;
  letter-spacing: -0.012em;
}
.ph-article-body h2::before {
  content: '';
  position: absolute; left: 0; top: .2em; bottom: .2em;
  width: 4px; border-radius: 2px;
  background: linear-gradient(180deg, var(--news-accent), var(--news-gold));
}
.ph-article-body h3 {
  font-family: var(--news-font-serif);
  font-size: 1.3125rem; margin: 2.1em 0 .65em;
  font-weight: 600;
}

/* Premium pull-quote inside rich-text blocks */
.ph-article-body blockquote {
  margin: 2rem 0;
  padding: 8px 0 8px 28px;
  border-left: 3px solid transparent;
  border-image: linear-gradient(180deg, var(--news-accent), var(--news-gold)) 1;
  font-family: var(--news-font-serif);
  font-size: 1.25rem;
  font-style: italic;
  line-height: 1.55;
  color: var(--news-ink);
  position: relative;
}
.ph-article-body blockquote::before {
  content: '"';
  position: absolute;
  left: 14px; top: -22px;
  font-family: var(--news-font-serif);
  font-size: 4rem;
  line-height: 1;
  color: var(--news-accent);
  opacity: .18;
  pointer-events: none;
}
.ph-article-body blockquote p { margin: 0 0 .5em; }
.ph-article-body blockquote p:last-child { margin: 0; }
.ph-article-body blockquote cite {
  display: block;
  font-family: var(--news-font-sans);
  font-size: .8125rem; font-style: normal;
  color: var(--news-muted);
  margin-top: 10px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.ph-article-body a {
  color: var(--news-accent-2);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(37,99,235,.3);
  transition: text-decoration-color .15s;
}
.ph-article-body a:hover { text-decoration-color: var(--news-accent-2); }
.ph-article-body strong, .ph-article-body b { color: var(--news-ink); font-weight: 600; }
.ph-article-body ul, .ph-article-body ol { padding-left: 1.5rem; margin: 0 0 1.25em; }
.ph-article-body li { margin-bottom: 6px; }

/* Block spacing inside article */
.ph-article-body .ph-block + .ph-block { margin-top: 2.25rem; }

/* Block: image — cinematic editorial figure */
.ph-article-body .ph-block-image figure { margin: 0; }
.ph-article-body .ph-block-image img {
  width: 100%; height: auto;
  border-radius: var(--news-radius);
  box-shadow: 0 12px 32px rgba(15,28,51,.12), 0 0 0 1px rgba(15,28,51,.04);
  transition: transform .5s var(--news-ease), box-shadow .5s var(--news-ease);
}
.ph-article-body .ph-block-image figure:hover img {
  transform: translateY(-3px);
  box-shadow: 0 22px 48px rgba(15,28,51,.16), 0 0 0 1px rgba(15,28,51,.04);
}
.ph-article-body .ph-block-image figcaption {
  font-family: var(--news-font-sans);
  font-size: .8125rem; line-height: 1.55;
  color: var(--news-muted);
  margin-top: 14px;
  padding-left: 14px;
  border-left: 3px solid var(--news-gold);
  font-style: italic;
}

/* Block: video */
.ph-article-body .ph-block-video .ph-video-wrapper {
  position: relative; padding-bottom: 56.25%; height: 0;
  overflow: hidden; border-radius: var(--news-radius-sm);
  box-shadow: var(--news-shadow-md);
}
.ph-article-body .ph-block-video .ph-video-wrapper iframe {
  position: absolute; inset: 0; width: 100%; height: 100%; border: 0;
}
.ph-article-body .ph-block-video figcaption {
  text-align: center; font-size: .8125rem; color: var(--news-muted); margin-top: 10px;
}

/* Block: hero callout */
.ph-article-body .ph-block-hero {
  border-radius: var(--news-radius);
  padding: 2.5rem 2rem;
  overflow: hidden;
  background: linear-gradient(135deg, #0f1b2d 0%, #1e3a5f 60%, #2563eb 130%);
  color: #fff;
  box-shadow: var(--news-shadow-lg);
  text-align: left;
  position: relative;
}
.ph-article-body .ph-block-hero.has-bg {
  background-blend-mode: overlay;
  background-size: cover; background-position: center;
}
.ph-article-body .ph-block-hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(11,22,38,.65), rgba(30,58,95,.6));
  z-index: 0;
}
.ph-article-body .ph-block-hero > * { position: relative; z-index: 1; }
.ph-article-body .ph-block-hero h2 {
  color: #fff; padding-left: 0; margin: 0 0 .5em;
  font-size: 1.625rem;
}
.ph-article-body .ph-block-hero h2::before { display: none; }
.ph-article-body .ph-block-hero p { color: rgba(255,255,255,.86); margin: 0; }

/* Block: stats — Key Findings / Research Impact treatment */
.ph-article-body .ph-block-stats {
  background: linear-gradient(135deg, #f8fafc, #fdfdfd);
  border: 1px solid var(--news-border-soft);
  border-radius: var(--news-radius);
  padding: 28px 28px 24px;
  position: relative;
  overflow: hidden;
}
.ph-article-body .ph-block-stats::before {
  content: 'Research Impact';
  position: absolute;
  top: 16px; right: 22px;
  font-size: .625rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--news-gold);
  opacity: .85;
}
.ph-article-body .ph-block-stats::after {
  content: '';
  position: absolute;
  left: -80px; bottom: -80px;
  width: 240px; height: 240px;
  background: radial-gradient(circle, rgba(37,99,235,.06), transparent 70%);
  pointer-events: none;
}
.ph-article-body .ph-block-stats .ph-block-heading {
  font-family: var(--news-font-serif);
  font-size: 1.375rem;
  color: var(--news-ink);
  margin: 0 0 1.25rem;
  position: relative;
}
.ph-article-body .ph-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}
.ph-article-body .ph-stat-item {
  position: relative;
  text-align: left;
  padding: 22px 22px 20px;
  border-radius: var(--news-radius-sm);
  background: linear-gradient(135deg, rgba(255,255,255,.9), rgba(247,248,251,.9));
  border: 1px solid var(--news-border-soft);
  box-shadow: var(--news-shadow-sm);
  overflow: hidden;
  transition: transform .25s, box-shadow .25s;
}
.ph-article-body .ph-stat-item::after {
  content: '';
  position: absolute; right: -28px; top: -28px;
  width: 96px; height: 96px;
  background: radial-gradient(circle, rgba(37,99,235,.1), transparent 70%);
  border-radius: 50%; pointer-events: none;
}
.ph-article-body .ph-stat-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--news-shadow-md);
}
.ph-article-body .ph-stat-value {
  font-family: var(--news-font-serif);
  font-size: 1.875rem; line-height: 1.05;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--news-accent), var(--news-accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.ph-article-body .ph-stat-label {
  font-size: .7rem;
  color: var(--news-muted);
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-top: 8px;
  font-weight: 600;
}

/* Block: feature list — editorial highlights */
.ph-article-body .ph-features-list { display: grid; gap: 10px; }
.ph-article-body .ph-feature-item {
  display: flex; gap: 14px;
  background: var(--news-surface-2);
  border: 1px solid var(--news-border-soft);
  padding: 16px 18px;
  border-radius: var(--news-radius-sm);
  border-bottom: 1px solid var(--news-border-soft);
}
.ph-article-body .ph-feature-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, rgba(30,58,95,.1), rgba(37,99,235,.08));
  color: var(--news-accent);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.ph-article-body .ph-feature-item h4 {
  font-family: var(--news-font-serif);
  font-size: 1rem; font-weight: 600;
  color: var(--news-ink); margin: 0 0 4px;
}
.ph-article-body .ph-feature-item p {
  font-size: .875rem; color: var(--news-ink-3); margin: 0; line-height: 1.55;
}

/* Block: people grid */
.ph-article-body .ph-people-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}
.ph-article-body .ph-person-card {
  text-align: center; padding: 22px 16px;
  border-radius: var(--news-radius-sm);
  background: var(--news-surface-2);
  border: 1px solid var(--news-border-soft);
  transition: transform .25s, box-shadow .25s;
}
.ph-article-body .ph-person-card:hover {
  transform: translateY(-2px); box-shadow: var(--news-shadow-md);
}
.ph-article-body .ph-person-photo {
  width: 72px; height: 72px; border-radius: 50%;
  object-fit: cover; display: block; margin: 0 auto 12px;
  background: linear-gradient(135deg, var(--news-accent), var(--news-accent-2));
  box-shadow: 0 4px 12px rgba(30,58,95,.18);
}
.ph-article-body .ph-person-card h4 {
  font-family: var(--news-font-serif);
  font-size: .9375rem; margin: 0 0 4px; color: var(--news-ink);
}
.ph-article-body .ph-person-role {
  font-size: .75rem; color: var(--news-accent);
  text-transform: uppercase; letter-spacing: .08em;
  font-weight: 600; margin: 0 0 8px;
}
.ph-article-body .ph-person-bio {
  font-size: .8125rem; color: var(--news-ink-3); margin: 0; line-height: 1.55;
}

/* Block: CTA */
.ph-article-body .ph-block-cta { padding: 1rem 0; }
.ph-article-body a.ph-cta-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--news-accent), var(--news-accent-2));
  color: #fff; font-weight: 600; font-size: .9375rem;
  text-decoration: none;
  box-shadow: 0 8px 20px rgba(30,58,95,.25);
  transition: transform .2s, box-shadow .2s;
  border: none;
}
.ph-article-body a.ph-cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(30,58,95,.32);
  color: #fff;
}
.ph-article-body a.ph-cta-outline {
  background: transparent;
  border: 2px solid var(--news-accent);
  color: var(--news-accent);
  box-shadow: none;
}
.ph-article-body a.ph-cta-outline:hover {
  background: var(--news-accent); color: #fff;
}

/* Block: divider */
.ph-article-body .ph-block-divider hr {
  border: none; border-top: 1px solid var(--news-border); margin: 0;
}
.ph-article-body .ph-divider-sm { padding: .5rem 0; }
.ph-article-body .ph-divider-md { padding: 1rem 0; }
.ph-article-body .ph-divider-lg { padding: 2rem 0; }

/* Block: columns */
.ph-article-body .ph-block-columns { display: grid; gap: 1.5rem; }
.ph-article-body .ph-column-slot { min-width: 0; }

/* Event info card */
.ph-event-card {
  margin: 0 0 28px;
  padding: 18px 22px;
  border-radius: var(--news-radius-sm);
  background: linear-gradient(135deg, #fff8e6, #fefefe);
  border: 1px solid rgba(200,155,60,.3);
  box-shadow: var(--news-shadow-sm);
}
.ph-event-card__title {
  font-size: .7rem; font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--news-gold);
  margin: 0 0 10px;
}
.ph-event-card p { margin: 0 0 6px; font-size: .9375rem; color: var(--news-ink-2); }
.ph-event-card p:last-child { margin-bottom: 0; }

/* ── SIDEBAR ──────────────────────────────────────────────── */
.ph-aside {
  display: flex; flex-direction: column; gap: 22px;
}
@media (min-width: 1200px) {
  .ph-aside {
    position: sticky; top: 96px;
    align-self: start;
  }
}
.ph-card {
  background: linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,255,255,.92));
  -webkit-backdrop-filter: blur(8px) saturate(120%);
          backdrop-filter: blur(8px) saturate(120%);
  border-radius: var(--news-radius);
  border: 1px solid var(--news-border-soft);
  box-shadow: var(--news-shadow-sm);
  padding: 24px 24px 22px;
  transition: box-shadow .35s var(--news-ease), transform .35s var(--news-ease);
}
.ph-card:hover {
  box-shadow: var(--news-shadow-md);
  transform: translateY(-1px);
}
.ph-card__label {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .7rem; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--news-accent);
  margin-bottom: 16px;
}
.ph-card__label::before {
  content: ''; width: 18px; height: 2px;
  background: linear-gradient(90deg, var(--news-gold), rgba(200,155,60,.3));
  border-radius: 1px;
}

/* Meta list (article info) */
.ph-meta-list {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 14px;
}
.ph-meta-list > div {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 12px;
  align-items: start;
  font-size: .8125rem;
}
.ph-meta-list dt {
  color: var(--news-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .6875rem;
  padding-top: 2px;
}
.ph-meta-list dd {
  margin: 0;
  color: var(--news-ink-2);
  font-weight: 500;
  word-break: break-word;
}
.ph-meta-list dd.is-strong {
  color: var(--news-ink); font-weight: 600;
}

/* Tag chips */
.ph-tag-cloud { margin: -3px; }
.ph-tag-chip {
  display: inline-block; padding: 5px 12px;
  border-radius: 999px;
  background: rgba(30,58,95,.06);
  color: var(--news-accent);
  font-size: .75rem; font-weight: 600;
  margin: 3px;
  border: 1px solid rgba(30,58,95,.12);
  transition: background .15s, color .15s, border-color .15s;
  cursor: default;
}
.ph-tag-chip:hover {
  background: var(--news-accent);
  color: #fff;
  border-color: var(--news-accent);
}

/* Share trigger button (sidebar card) */
.ph-share-trigger {
  width: 100%;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 12px 16px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--news-accent), var(--news-accent-2));
  border: 0; color: #fff;
  font-family: inherit; font-size: .9375rem; font-weight: 600;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(30,58,95,.22);
  transition: transform .2s, box-shadow .2s, filter .2s;
}
.ph-share-trigger:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(30,58,95,.3);
  filter: brightness(1.05);
}
.ph-share-trigger svg { width: 16px; height: 16px; }

/* Share modal (mirrors article_detail.html pattern, self-contained) */
.ph-share-modal[hidden] { display: none; }
.ph-share-modal {
  position: fixed; inset: 0; z-index: 99999;
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
}
.ph-share-modal__backdrop {
  position: absolute; inset: 0;
  background: rgba(7,15,29,.55);
  -webkit-backdrop-filter: blur(4px);
          backdrop-filter: blur(4px);
}
.ph-share-modal__dialog {
  position: relative;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 24px 60px rgba(0,0,0,.32);
  width: 100%; max-width: 440px;
  overflow: hidden;
  animation: ph-share-pop .2s ease-out;
}
@keyframes ph-share-pop {
  from { opacity: 0; transform: translateY(8px) scale(.97); }
  to   { opacity: 1; transform: none; }
}
.ph-share-modal__head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 24px 12px;
}
.ph-share-modal__head h3 {
  margin: 0; font-size: 1.0625rem; font-weight: 700;
  color: var(--news-ink); font-family: var(--news-font-serif);
}
.ph-share-modal__close {
  background: none; border: 0; cursor: pointer;
  font-size: 1.5rem; line-height: 1;
  color: var(--news-muted);
  padding: 4px 8px; border-radius: 8px;
  transition: background .15s, color .15s;
}
.ph-share-modal__close:hover {
  background: var(--news-surface-2); color: var(--news-ink);
}
.ph-share-modal__body { padding: 8px 24px 24px; }
.ph-share-modal__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  text-align: center;
}
.ph-share-link {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  text-decoration: none;
  color: var(--news-ink-3);
  font-size: .75rem; font-weight: 500;
}
.ph-share-link__icon {
  display: flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--news-accent);
  color: #fff;
  font-weight: 700; font-size: 1.05rem;
  transition: transform .15s, box-shadow .15s;
  box-shadow: 0 4px 12px rgba(15,28,51,.15);
}
.ph-share-link[data-platform="facebook"] .ph-share-link__icon { background: #1877f2; }
.ph-share-link[data-platform="twitter"]  .ph-share-link__icon { background: #000; }
.ph-share-link[data-platform="linkedin"] .ph-share-link__icon { background: #0a66c2; }
.ph-share-link[data-platform="email"]    .ph-share-link__icon { background: #ea4335; }
.ph-share-link[data-platform="whatsapp"] .ph-share-link__icon { background: #25d366; }
.ph-share-link[data-platform="telegram"] .ph-share-link__icon { background: #0088cc; }
.ph-share-link[data-platform="copy"]     .ph-share-link__icon { background: #6c757d; }
.ph-share-link:hover .ph-share-link__icon { transform: scale(1.08); }
@media (max-width: 480px) {
  .ph-share-modal__grid { grid-template-columns: repeat(3, 1fr); gap: 14px; }
}

/* TOC */
.ph-toc-list {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 4px;
}
.ph-toc-list a {
  display: block; padding: 8px 12px;
  border-radius: 8px;
  color: var(--news-ink-3);
  font-size: .8125rem; line-height: 1.4;
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: all .15s;
}
.ph-toc-list a:hover {
  background: var(--news-surface-2);
  color: var(--news-ink);
  border-left-color: var(--news-accent);
}
.ph-toc-list a.is-active {
  background: rgba(37,99,235,.06);
  color: var(--news-accent);
  font-weight: 600;
  border-left-color: var(--news-accent);
}
.ph-toc-empty {
  font-size: .8125rem; color: var(--news-muted); margin: 0;
  font-style: italic;
}

/* Widget footer */
.ph-widget-footer {
  margin-top: 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.ph-widget-footer:empty,
.ph-widget-footer-col:empty { display: none; }
@media (max-width: 640px) {
  .ph-widget-footer { grid-template-columns: 1fr; }
}

/* Back to top */
#backToTop {
  position: fixed; bottom: 32px; right: 32px; z-index: 1000;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--news-accent); color: #fff;
  border: none; cursor: pointer;
  box-shadow: 0 8px 24px rgba(15,28,51,.28);
  display: none; align-items: center; justify-content: center;
  transition: all .25s ease;
}
#backToTop:hover {
  background: var(--news-accent-2);
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(15,28,51,.34);
}
#backToTop.show { display: flex; }
@media (max-width: 768px) {
  #backToTop { bottom: 20px; right: 20px; width: 42px; height: 42px; }
}