/* ==========================================================================
   Обзор Claude Opus 5.0 — практический обзор
   Дизайн-система / Design system
   ========================================================================== */

:root {
  /* Palette — dark (default) */
  --bg: #0b0d12;
  --bg-soft: #11141b;
  --bg-elev: #161a23;
  --bg-elev-2: #1c212c;
  --border: #262c3a;
  --border-soft: #1e2430;
  --text: #e8ecf4;
  --text-dim: #a5aec1;
  --text-mute: #737e94;

  --accent: #ff7a1a;
  --accent-soft: rgba(255, 122, 26, 0.12);
  --accent-line: rgba(255, 122, 26, 0.35);
  --accent-2: #6ea8ff;
  --accent-2-soft: rgba(110, 168, 255, 0.12);

  --good: #3ddc97;
  --good-soft: rgba(61, 220, 151, 0.12);
  --warn: #ffc857;
  --warn-soft: rgba(255, 200, 87, 0.12);
  --bad: #ff5f6d;
  --bad-soft: rgba(255, 95, 109, 0.12);
  --purple: #b98cff;

  --mark: rgba(255, 200, 87, 0.30);

  /* Metrics */
  --radius: 14px;
  --radius-sm: 9px;
  --radius-lg: 22px;
  --maxw: 1280px;
  --shadow: 0 1px 2px rgba(0,0,0,.35), 0 12px 32px -12px rgba(0,0,0,.55);
  --shadow-lg: 0 24px 60px -20px rgba(0,0,0,.7);
  --header-h: 60px;

  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas,
    "Liberation Mono", monospace;

  --fs-base: clamp(1rem, 0.96rem + 0.2vw, 1.075rem);
  --lh-base: 1.75;
}

html[data-theme="light"] {
  --bg: #f6f7fa;
  --bg-soft: #ffffff;
  --bg-elev: #ffffff;
  --bg-elev-2: #f1f3f8;
  --border: #dfe3ec;
  --border-soft: #e9ecf3;
  --text: #131722;
  --text-dim: #4a5468;
  --text-mute: #71798c;

  --accent: #d9600a;
  --accent-soft: rgba(217, 96, 10, 0.10);
  --accent-line: rgba(217, 96, 10, 0.28);
  --accent-2: #2563eb;
  --accent-2-soft: rgba(37, 99, 235, 0.10);

  --good: #0f9d63;
  --good-soft: rgba(15, 157, 99, 0.12);
  --warn: #b07a00;
  --warn-soft: rgba(176, 122, 0, 0.12);
  --bad: #d92d3c;
  --bad-soft: rgba(217, 45, 60, 0.10);
  --purple: #7b52d3;

  --mark: rgba(255, 193, 7, 0.42);

  --shadow: 0 1px 2px rgba(19,23,34,.06), 0 12px 28px -14px rgba(19,23,34,.22);
  --shadow-lg: 0 28px 60px -24px rgba(19,23,34,.28);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}
body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, canvas { max-width: 100%; display: block; }
a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
button { font: inherit; color: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
::selection { background: var(--accent-soft); }

/* Scrollbars */
* { scrollbar-width: thin; scrollbar-color: var(--border) transparent; }
*::-webkit-scrollbar { width: 9px; height: 9px; }
*::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }
*::-webkit-scrollbar-track { background: transparent; }

/* ---------- Utilities ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(16px, 4vw, 40px); }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; top: -60px; left: 12px; z-index: 200;
  background: var(--accent); color: #fff; padding: 10px 18px; border-radius: 0 0 10px 10px;
  font-weight: 600; transition: top .2s;
}
.skip-link:focus { top: 0; text-decoration: none; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  height: var(--header-h);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border-soft);
}
.site-header .wrap {
  height: 100%; display: flex; align-items: center; gap: 14px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.01em; color: var(--text); flex-shrink: 0; }
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 30px; height: 30px; border-radius: 9px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent), #ff4d6d);
  display: grid; place-items: center; color: #fff; font-size: .82rem; font-weight: 800;
  box-shadow: 0 4px 14px -4px var(--accent);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text b { font-size: .95rem; }
.brand-text span { font-size: .68rem; color: var(--text-mute); font-weight: 500; letter-spacing: .04em; text-transform: uppercase; }

.header-nav { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.header-nav a {
  color: var(--text-dim); font-size: .875rem; font-weight: 500;
  padding: 7px 11px; border-radius: 8px; transition: all .18s;
  white-space: nowrap;
}
.header-nav a:hover { color: var(--text); background: var(--bg-elev-2); text-decoration: none; }

@media (max-width: 1080px) {
  .header-nav { display: none; }
  .brand-text b { font-size: .9rem; }
}
@media (max-width: 400px) {
  .brand-text span { display: none; }
}

.header-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.icon-btn {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--bg-elev); border: 1px solid var(--border);
  display: grid; place-items: center; color: var(--text-dim);
  transition: all .18s; flex-shrink: 0;
}
.icon-btn:hover { color: var(--text); border-color: var(--accent-line); background: var(--bg-elev-2); }
.icon-btn svg { width: 17px; height: 17px; }
#burger { display: none; }

/* Reading progress */
.progress-bar {
  position: absolute; left: 0; bottom: -1px; height: 2px; width: 0;
  background: linear-gradient(90deg, var(--accent), #ff4d6d);
  transition: width .1s linear; z-index: 101;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { position: relative; padding: clamp(48px, 7vw, 92px) 0 clamp(36px, 5vw, 60px); overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -30% -10% auto -10%; height: 620px; z-index: -1;
  background:
    radial-gradient(50% 60% at 18% 12%, var(--accent-soft), transparent 70%),
    radial-gradient(46% 56% at 82% 4%, var(--accent-2-soft), transparent 70%);
  pointer-events: none;
}
.hero-grid {
  position: absolute; inset: 0; z-index: -1; opacity: .5;
  background-image: linear-gradient(var(--border-soft) 1px, transparent 1px),
                    linear-gradient(90deg, var(--border-soft) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(70% 50% at 50% 0%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(70% 50% at 50% 0%, #000 20%, transparent 75%);
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; flex-wrap: wrap;
  font-size: .74rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-soft); border: 1px solid var(--accent-line);
  padding: 6px 13px; border-radius: 99px; margin-bottom: 22px;
}
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
h1.hero-title {
  font-size: clamp(2.05rem, 1.2rem + 4.1vw, 4.1rem);
  line-height: 1.06; letter-spacing: -0.035em; font-weight: 800;
  margin: 0 0 20px; max-width: 20ch;
}
h1.hero-title .grad {
  background: linear-gradient(100deg, var(--accent) 10%, #ff4d6d 55%, var(--purple));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-lead {
  font-size: clamp(1.05rem, 1rem + 0.4vw, 1.32rem);
  color: var(--text-dim); max-width: 62ch; margin: 0 0 28px; line-height: 1.65;
}
.hero-lead strong { color: var(--text); font-weight: 650; }

.byline {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 20px;
  padding: 16px 0; margin-bottom: 28px;
  border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft);
  font-size: .9rem; color: var(--text-dim);
}
.byline-item { display: inline-flex; align-items: center; gap: 8px; }
.byline-item svg { width: 15px; height: 15px; color: var(--text-mute); flex-shrink: 0; }
.byline a { color: var(--accent-2); font-weight: 600; }
.avatar {
  width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent-2), var(--purple));
  display: grid; place-items: center; color: #fff; font-size: .72rem; font-weight: 700;
}

.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 12px 22px; border-radius: 11px; font-weight: 620; font-size: .94rem;
  border: 1px solid transparent; transition: all .2s; text-decoration: none !important;
}
.btn svg { width: 17px; height: 17px; flex-shrink: 0; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 8px 22px -10px var(--accent); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -10px var(--accent); }
.btn-ghost { background: var(--bg-elev); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent-line); background: var(--bg-elev-2); transform: translateY(-2px); }

/* KPI strip */
.kpi-strip {
  display: grid; gap: 12px; margin-top: 40px;
  grid-template-columns: repeat(auto-fit, minmax(158px, 1fr));
}
.kpi {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px; position: relative; overflow: hidden; transition: all .22s;
}
.kpi::after {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--accent); opacity: .8;
}
.kpi:hover { transform: translateY(-3px); border-color: var(--accent-line); box-shadow: var(--shadow); }
.kpi.is-good::after { background: var(--good); }
.kpi.is-bad::after { background: var(--bad); }
.kpi-val { font-size: clamp(1.5rem, 1.2rem + 1vw, 1.95rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; font-variant-numeric: tabular-nums; }
.kpi-lbl { font-size: .78rem; color: var(--text-mute); margin-top: 5px; line-height: 1.4; }
.kpi-delta { font-size: .76rem; font-weight: 700; margin-top: 7px; display: inline-flex; align-items: center; gap: 4px; }
.kpi-delta.up { color: var(--good); }
.kpi-delta.down { color: var(--bad); }

/* ==========================================================================
   Layout: sidebar + article
   ========================================================================== */
.layout {
  display: grid; gap: clamp(24px, 3vw, 46px);
  grid-template-columns: 268px minmax(0, 1fr);
  align-items: start;
  padding-bottom: 80px;
}
@media (max-width: 1080px) { .layout { grid-template-columns: 1fr; } }

/* ---------- Sidebar / TOC ---------- */
.sidebar {
  position: sticky; top: calc(var(--header-h) + 22px);
  max-height: calc(100vh - var(--header-h) - 44px);
  display: flex; flex-direction: column; gap: 14px;
}
@media (max-width: 1080px) {
  .sidebar {
    position: fixed; inset: var(--header-h) auto 0 0; z-index: 95;
    width: min(310px, 86vw); max-height: none; height: calc(100dvh - var(--header-h));
    background: var(--bg-soft); border-right: 1px solid var(--border);
    padding: 18px 16px; overflow-y: auto;
    transform: translateX(-104%); transition: transform .26s cubic-bezier(.4,0,.2,1);
    box-shadow: var(--shadow-lg);
  }
  .sidebar.open { transform: none; }
  .sidebar-backdrop {
    position: fixed; inset: 0; z-index: 94; background: rgba(0,0,0,.55);
    opacity: 0; pointer-events: none; transition: opacity .26s;
  }
  .sidebar-backdrop.show { opacity: 1; pointer-events: auto; }
  #burger { display: grid; }
}

.toc-panel {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px; display: flex; flex-direction: column; min-height: 0; overflow: hidden;
}
.toc-head {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  font-size: .7rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
  color: var(--text-mute); margin-bottom: 11px;
}
.toc-count {
  background: var(--accent-soft); color: var(--accent); border-radius: 99px;
  padding: 2px 8px; font-size: .68rem; letter-spacing: 0;
}
.search-box { position: relative; margin-bottom: 11px; }
.search-box svg {
  position: absolute; left: 11px; top: 50%; transform: translateY(-50%);
  width: 15px; height: 15px; color: var(--text-mute); pointer-events: none;
}
.search-box input {
  width: 100%; padding: 9px 32px 9px 34px; font-size: .875rem; font-family: inherit;
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: 10px;
  color: var(--text); transition: all .18s;
}
.search-box input::placeholder { color: var(--text-mute); }
.search-box input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.search-clear {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  width: 22px; height: 22px; border: 0; background: transparent; color: var(--text-mute);
  border-radius: 6px; display: none; place-items: center; line-height: 1;
}
.search-clear.show { display: grid; }
.search-clear:hover { color: var(--text); background: var(--bg-elev-2); }
.search-status { font-size: .76rem; color: var(--text-mute); margin-bottom: 9px; min-height: 1.2em; }
.search-status b { color: var(--accent); }

.toc { list-style: none; margin: 0; padding: 0 4px 0 0; overflow-y: auto; min-height: 0; flex: 1; }
.toc li { margin: 1px 0; }
.toc a {
  display: flex; gap: 9px; align-items: baseline;
  padding: 6px 9px; border-radius: 8px; font-size: .845rem; line-height: 1.4;
  color: var(--text-dim); border-left: 2px solid transparent; transition: all .16s;
}
.toc a:hover { color: var(--text); background: var(--bg-elev-2); text-decoration: none; }
.toc a.active {
  color: var(--accent); background: var(--accent-soft);
  border-left-color: var(--accent); font-weight: 620;
}
.toc a .num { font-family: var(--mono); font-size: .7rem; color: var(--text-mute); flex-shrink: 0; font-variant-numeric: tabular-nums; }
.toc a.active .num { color: var(--accent); }
.toc a.lvl-3 { padding-left: 22px; font-size: .8rem; }
.toc li.hidden { display: none; }

.side-tools { display: flex; flex-direction: column; gap: 7px; }
.tool-btn {
  display: flex; align-items: center; gap: 9px; width: 100%; text-align: left;
  padding: 9px 12px; border-radius: 10px; font-size: .84rem; font-weight: 550;
  background: var(--bg-elev); border: 1px solid var(--border); color: var(--text-dim);
  transition: all .18s;
}
.tool-btn:hover { color: var(--text); border-color: var(--accent-line); background: var(--bg-elev-2); }
.tool-btn svg { width: 15px; height: 15px; flex-shrink: 0; }
.tool-btn[aria-pressed="true"] { color: var(--accent); border-color: var(--accent-line); background: var(--accent-soft); }
.tool-btn .kbd {
  margin-left: auto; font-family: var(--mono); font-size: .68rem; color: var(--text-mute);
  border: 1px solid var(--border); border-radius: 5px; padding: 1px 5px; background: var(--bg-soft);
}

/* ==========================================================================
   Article / Interactive transcript
   ========================================================================== */
.article { min-width: 0; }

.transcript-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  padding: 12px 16px; margin-bottom: 26px;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  position: sticky; top: calc(var(--header-h) + 10px); z-index: 60;
  backdrop-filter: blur(10px);
}
.transcript-bar .tb-title {
  font-size: .74rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--text-mute);
  display: inline-flex; align-items: center; gap: 8px;
}
.transcript-bar .tb-title svg { width: 15px; height: 15px; color: var(--accent); }
.tb-spacer { flex: 1; min-width: 0; }
.chip-group { display: flex; gap: 6px; flex-wrap: wrap; }
.chip {
  padding: 5px 12px; border-radius: 99px; font-size: .79rem; font-weight: 600;
  background: var(--bg-soft); border: 1px solid var(--border); color: var(--text-dim); transition: all .18s;
}
.chip:hover { color: var(--text); border-color: var(--accent-line); }
.chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* Blocks */
.block {
  position: relative; scroll-margin-top: calc(var(--header-h) + 76px);
  padding: 4px 0 4px 0; margin-bottom: 30px;
  border-radius: var(--radius); transition: background .3s, box-shadow .3s;
}
.block.dimmed { opacity: .28; filter: saturate(.4); }
.block.hit { opacity: 1; filter: none; }
.block.reading {
  background: linear-gradient(90deg, var(--accent-soft), transparent 55%);
  box-shadow: -14px 0 0 0 var(--accent-soft);
}
.block.flash { animation: flash 1.5s ease-out; }
@keyframes flash {
  0%, 22% { background: var(--warn-soft); box-shadow: -14px 0 0 0 var(--warn-soft); }
  100% { background: transparent; box-shadow: none; }
}

.block-head { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 10px; }
.block-id {
  flex-shrink: 0; margin-top: .38em;
  font-family: var(--mono); font-size: .7rem; font-weight: 700;
  color: var(--accent); background: var(--accent-soft); border: 1px solid var(--accent-line);
  border-radius: 7px; padding: 2px 7px; letter-spacing: .02em; font-variant-numeric: tabular-nums;
  text-decoration: none !important; transition: all .18s;
}
a.block-id:hover { background: var(--accent); color: #fff; }
.block h2, .block h3 {
  margin: 0; letter-spacing: -0.025em; font-weight: 750; line-height: 1.22; scroll-margin-top: 90px;
}
.block h2 { font-size: clamp(1.4rem, 1.15rem + 1.15vw, 2.05rem); }
.block h3 { font-size: clamp(1.13rem, 1.03rem + 0.5vw, 1.4rem); }
.block-actions { margin-left: auto; display: flex; gap: 5px; opacity: 0; transition: opacity .2s; flex-shrink: 0; }
.block:hover .block-actions, .block:focus-within .block-actions { opacity: 1; }
@media (hover: none) { .block-actions { opacity: 1; } }
.mini-btn {
  width: 29px; height: 29px; border-radius: 8px; background: var(--bg-elev);
  border: 1px solid var(--border); color: var(--text-mute);
  display: grid; place-items: center; transition: all .18s;
}
.mini-btn:hover { color: var(--accent); border-color: var(--accent-line); }
.mini-btn svg { width: 14px; height: 14px; }
.mini-btn.is-on { color: var(--warn); border-color: var(--warn); background: var(--warn-soft); }

.block-body > *:first-child { margin-top: 0; }
.block-body > *:last-child { margin-bottom: 0; }
.block-body p { margin: 0 0 1.1em; max-width: 76ch; }
.block-body strong { color: var(--text); font-weight: 650; }
.block-body em { color: var(--text-dim); }
.block-body ul, .block-body ol { margin: 0 0 1.2em; padding-left: 0; max-width: 76ch; }
.block-body ul { list-style: none; }
.block-body ul li {
  position: relative; padding-left: 26px; margin-bottom: .68em;
}
.block-body ul li::before {
  content: ""; position: absolute; left: 6px; top: .66em;
  width: 7px; height: 7px; border-radius: 2px; background: var(--accent); opacity: .85;
  transform: rotate(45deg);
}
.block-body ol { padding-left: 24px; }
.block-body ol li { margin-bottom: .68em; }
.block-body ol li::marker { color: var(--accent); font-weight: 700; }
.block-body a { border-bottom: 1px solid transparent; transition: border-color .18s; }
.block-body a:hover { border-bottom-color: currentColor; text-decoration: none; }
.block-body a[target="_blank"]::after {
  content: "↗"; font-size: .78em; margin-left: 2px; opacity: .65; vertical-align: super;
}
mark { background: var(--mark); color: var(--text); padding: 0 2px; border-radius: 3px; }
mark.hl-current { background: var(--accent); color: #fff; }

/* Section rule */
.sec-rule {
  border: 0; height: 1px; margin: 46px 0 40px;
  background: linear-gradient(90deg, var(--border), transparent);
}

/* ---------- Callouts ---------- */
.callout {
  display: flex; gap: 14px; padding: 16px 18px; margin: 0 0 1.4em;
  border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--bg-elev); border-left: 3px solid var(--accent);
}
.callout-ico { flex-shrink: 0; width: 22px; height: 22px; color: var(--accent); margin-top: 1px; }
.callout-ico svg { width: 100%; height: 100%; }
.callout-body > *:first-child { margin-top: 0; }
.callout-body > *:last-child { margin-bottom: 0; }
.callout-title { font-weight: 700; margin-bottom: 5px; color: var(--text); font-size: .96rem; }
.callout.tldr { border-left-color: var(--accent); background: linear-gradient(90deg, var(--accent-soft), var(--bg-elev) 60%); }
.callout.good { border-left-color: var(--good); } .callout.good .callout-ico { color: var(--good); }
.callout.warn { border-left-color: var(--warn); } .callout.warn .callout-ico { color: var(--warn); }
.callout.bad  { border-left-color: var(--bad); }  .callout.bad  .callout-ico { color: var(--bad); }
.callout.info { border-left-color: var(--accent-2); } .callout.info .callout-ico { color: var(--accent-2); }
.callout.quote { border-left-color: var(--purple); font-style: italic; } .callout.quote .callout-ico { color: var(--purple); }

/* ---------- Cards ---------- */
.card-grid { display: grid; gap: 14px; margin: 0 0 1.5em; }
.card-grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(255px, 1fr)); }
.card-grid.cols-3 { grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); }
.card {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; transition: all .22s; position: relative; overflow: hidden;
}
.card:hover { transform: translateY(-3px); border-color: var(--accent-line); box-shadow: var(--shadow); }
.card h4 {
  margin: 0 0 8px; font-size: .99rem; font-weight: 700; letter-spacing: -0.01em;
  display: flex; align-items: center; gap: 9px;
}
.card h4 svg { width: 17px; height: 17px; color: var(--accent); flex-shrink: 0; }
.card p { margin: 0; font-size: .89rem; color: var(--text-dim); line-height: 1.62; }
.card p + p { margin-top: .7em; }
.card ul { margin: 8px 0 0 !important; }
.card ul li { font-size: .875rem; color: var(--text-dim); }
.card.good h4 svg { color: var(--good); }
.card.bad h4 svg { color: var(--bad); }
.card-tag {
  display: inline-block; font-size: .68rem; font-weight: 800; letter-spacing: .07em;
  text-transform: uppercase; padding: 3px 8px; border-radius: 6px; margin-bottom: 9px;
  background: var(--accent-soft); color: var(--accent);
}
.card.good .card-tag { background: var(--good-soft); color: var(--good); }
.card.bad .card-tag { background: var(--bad-soft); color: var(--bad); }

/* ---------- Tables ---------- */
.table-wrap {
  margin: 0 0 1.1em; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-elev); overflow: hidden;
}
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: .87rem; min-width: 540px; }
caption {
  caption-side: top; text-align: left; padding: 13px 16px 11px;
  font-size: .74rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase;
  color: var(--text-mute); border-bottom: 1px solid var(--border-soft);
}
thead th {
  background: var(--bg-elev-2); text-align: left; padding: 10px 13px;
  font-size: .71rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase;
  color: var(--text-dim); border-bottom: 1px solid var(--border); white-space: nowrap;
}
thead tr.sub th { font-size: .67rem; padding: 6px 13px; background: var(--bg-elev); }
tbody td, tbody th { padding: 11px 13px; border-bottom: 1px solid var(--border-soft); vertical-align: top; }
tbody th { text-align: left; font-weight: 620; color: var(--text); }
tbody tr:last-child td, tbody tr:last-child th { border-bottom: 0; }
tbody tr:hover { background: var(--bg-elev-2); }
td.num, th.num { font-variant-numeric: tabular-nums; white-space: nowrap; }
td.best, .best { color: var(--accent); font-weight: 750; }
tr.is-baseline { background: color-mix(in srgb, var(--accent-2-soft) 60%, transparent); }
tr.is-baseline th { color: var(--accent-2); }
.table-note {
  padding: 10px 16px; font-size: .78rem; color: var(--text-mute);
  border-top: 1px solid var(--border-soft); background: var(--bg-soft); line-height: 1.55;
}
.sub-label { display: block; font-size: .74rem; color: var(--text-mute); font-weight: 500; margin-top: 2px; }

/* Signal badges */
.sig {
  display: inline-flex; align-items: center; gap: 5px; white-space: nowrap;
  font-size: .7rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase;
  padding: 3px 9px; border-radius: 99px; border: 1px solid transparent;
}
.sig-good { background: var(--good-soft); color: var(--good); border-color: color-mix(in srgb, var(--good) 35%, transparent); }
.sig-mixed { background: var(--warn-soft); color: var(--warn); border-color: color-mix(in srgb, var(--warn) 35%, transparent); }
.sig-weak { background: var(--bad-soft); color: var(--bad); border-color: color-mix(in srgb, var(--bad) 30%, transparent); }
.sig-vweak { background: var(--bad); color: #fff; border-color: var(--bad); }
.delta { font-variant-numeric: tabular-nums; font-weight: 700; font-size: .84rem; white-space: nowrap; }
.delta.pos { color: var(--good); } .delta.neg { color: var(--bad); } .delta.neu { color: var(--warn); }

/* ---------- Charts ---------- */
.chart-card {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; margin: 0 0 1.4em;
}
.chart-card h4 {
  margin: 0 0 3px; font-size: .97rem; font-weight: 700; display: flex; align-items: center; gap: 9px;
}
.chart-card h4 svg { width: 16px; height: 16px; color: var(--accent); }
.chart-card .chart-sub { font-size: .8rem; color: var(--text-mute); margin: 0 0 14px; }
.chart-holder { position: relative; height: clamp(250px, 42vw, 340px); }
.chart-holder.tall { height: clamp(300px, 52vw, 420px); }
.chart-legend-note { font-size: .77rem; color: var(--text-mute); margin-top: 12px; padding-top: 11px; border-top: 1px solid var(--border-soft); line-height: 1.55; }

/* ---------- Figure (source images) ---------- */
figure.src-fig {
  margin: 0 0 1.5em; border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; background: var(--bg-elev);
}
figure.src-fig img { width: 100%; height: auto; background: #fff; }
figure.src-fig figcaption {
  padding: 11px 15px; font-size: .79rem; color: var(--text-mute);
  border-top: 1px solid var(--border-soft); line-height: 1.55;
}

/* ---------- Versus / comparison ---------- */
.vs-wrap { display: grid; gap: 14px; grid-template-columns: 1fr auto 1fr; align-items: stretch; margin: 0 0 1.5em; }
@media (max-width: 720px) { .vs-wrap { grid-template-columns: 1fr; } }
.vs-col {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px;
  border-top: 3px solid var(--accent);
}
.vs-col.b { border-top-color: var(--good); }
.vs-col h4 { margin: 0 0 4px; font-size: 1.05rem; font-weight: 750; }
.vs-col .vs-role { font-size: .74rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
.vs-col.b .vs-role { color: var(--good); }
.vs-mid {
  display: grid; place-items: center; font-family: var(--mono); font-weight: 800;
  color: var(--text-mute); font-size: .9rem; padding: 0 4px;
}
@media (max-width: 720px) { .vs-mid { padding: 2px 0; } }
.vs-row { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px dashed var(--border-soft); font-size: .875rem; }
.vs-row:last-child { border-bottom: 0; }
.vs-row span:first-child { color: var(--text-mute); }
.vs-row span:last-child { font-weight: 650; text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- Verdict box ---------- */
.verdict {
  background: linear-gradient(135deg, var(--accent-soft), var(--bg-elev) 55%);
  border: 1px solid var(--accent-line); border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 30px); margin: 0 0 1.5em;
}
.verdict h3 { margin: 0 0 12px !important; }
.verdict-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); margin-top: 18px; }
.verdict-item { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px 16px; }
.verdict-item .vi-lbl { font-size: .71rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; color: var(--text-mute); margin-bottom: 6px; }
.verdict-item .vi-val { font-weight: 700; font-size: .93rem; }

/* ---------- Links section ---------- */
.link-list { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.link-item {
  display: flex; gap: 12px; align-items: flex-start; padding: 14px 16px;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  transition: all .2s; text-decoration: none !important;
}
.link-item:hover { transform: translateY(-2px); border-color: var(--accent-line); box-shadow: var(--shadow); }
.link-item .li-ico {
  width: 34px; height: 34px; border-radius: 9px; flex-shrink: 0; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent);
}
.link-item .li-ico svg { width: 17px; height: 17px; }
.link-item .li-t { font-weight: 650; font-size: .91rem; color: var(--text); line-height: 1.4; }
.link-item .li-d { font-size: .78rem; color: var(--text-mute); margin-top: 3px; word-break: break-word; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-soft); background: var(--bg-soft);
  padding: 46px 0 34px; margin-top: 20px;
}
.footer-grid { display: grid; gap: 30px; grid-template-columns: 1.4fr 1fr 1fr; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; gap: 24px; } }
.footer-grid h5 {
  margin: 0 0 12px; font-size: .72rem; font-weight: 800; letter-spacing: .1em;
  text-transform: uppercase; color: var(--text-mute);
}
.footer-grid p { margin: 0 0 10px; font-size: .875rem; color: var(--text-dim); max-width: 46ch; }
.footer-links { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin-bottom: 8px; }
.footer-links a { font-size: .875rem; color: var(--text-dim); }
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
  margin-top: 34px; padding-top: 20px; border-top: 1px solid var(--border-soft);
  display: flex; flex-wrap: wrap; gap: 10px 20px; justify-content: space-between;
  font-size: .8rem; color: var(--text-mute);
}

/* ---------- Back to top ---------- */
.to-top {
  position: fixed; right: 18px; bottom: 18px; z-index: 90;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--accent); color: #fff; border: 0;
  display: grid; place-items: center; box-shadow: 0 10px 26px -8px var(--accent);
  opacity: 0; pointer-events: none; transform: translateY(12px) scale(.9); transition: all .25s;
}
.to-top.show { opacity: 1; pointer-events: auto; transform: none; }
.to-top:hover { transform: translateY(-3px); }
.to-top svg { width: 19px; height: 19px; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 26px; transform: translate(-50%, 20px);
  z-index: 200; background: var(--bg-elev-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 11px; padding: 11px 18px;
  font-size: .875rem; font-weight: 550; box-shadow: var(--shadow-lg);
  opacity: 0; pointer-events: none; transition: all .25s; max-width: 88vw; text-align: center;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ==========================================================================
   Print
   ========================================================================== */
@media print {
  .site-header, .sidebar, .sidebar-backdrop, .to-top, .transcript-bar,
  .block-actions, .hero-cta, .toast, .hero-grid { display: none !important; }
  body { background: #fff; color: #000; font-size: 11pt; }
  .layout { grid-template-columns: 1fr; }
  .block { break-inside: avoid; opacity: 1 !important; filter: none !important; }
  .card, .callout, .table-wrap, .chart-card { break-inside: avoid; border-color: #ccc; }
  a { color: #000; text-decoration: underline; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 8pt; color: #555; word-break: break-all; }
}