/* ============================================================
   DIAL3D — Additional template components
   Builds on tokens.css + site.css
   ============================================================ */

/* ---------- BREADCRUMBS (C-04) ---------- */
.breadcrumbs {
  padding: 24px 0;
  border-bottom: 1px solid var(--d3-fog);
  background: var(--d3-paper-warm);
}
.breadcrumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.breadcrumbs li { display: inline-flex; align-items: center; gap: 8px; }
.breadcrumbs li:not(:last-child)::after {
  content: '/';
  color: var(--d3-fog-deep);
  margin-left: 8px;
}
.breadcrumbs a { color: var(--d3-ink-mute); }
.breadcrumbs a:hover { color: var(--d3-ink); }
.breadcrumbs li:last-child { color: var(--d3-ink); }

/* ---------- PAGE HERO VARIANTS ---------- */
.page-hero { padding: 80px 0; }
.page-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.page-hero-eyebrow::before {
  content: '';
  width: 24px; height: 1px; background: var(--d3-ink);
}
.page-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(40px, 5.8vw, 72px);
  letter-spacing: -0.035em;
  line-height: 0.98;
  margin: 24px 0 0;
  max-width: 20ch;
  text-wrap: balance;
  color: var(--d3-ink);
}
.page-hero h1 em {
  font-style: normal;
  background: var(--d3-gradient-rich);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.page-hero .sub {
  font-size: 19px;
  line-height: 1.55;
  color: var(--d3-ink-soft);
  max-width: 56ch;
  margin-top: 24px;
}
.page-hero .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.page-hero .byline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 28px;
  font-size: 13.5px;
  color: var(--d3-ink-soft);
}
.page-hero .byline .avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--d3-ink);
  color: var(--d3-paper);
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 600; font-size: 12px;
}
.page-hero .byline .meta-sep {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--d3-fog-deep);
}
.page-hero .byline .read {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.page-hero .grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 56px;
  align-items: center;
}
.page-hero .grid-2.grid-form-hero {
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 64px;
}
@media (max-width: 940px) {
  .page-hero .grid-2 { grid-template-columns: 1fr; gap: 40px; }
  .page-hero .grid-2.grid-form-hero { grid-template-columns: 1fr; gap: 40px; }
}

.hero-visual-card {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 24px;
  box-shadow: var(--d3-shadow-lg);
  overflow: hidden;
}
.hero-visual-card .head {
  padding: 16px 22px;
  border-bottom: 1px solid var(--d3-fog);
  background: var(--d3-paper-warm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}

/* ---------- COMPARISON HERO (T-05) ---------- */
.compare-hero-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin: 36px 0 0;
}
.compare-logo {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 14px;
  padding: 20px 28px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: var(--d3-ink);
}
.compare-vs {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}

/* ---------- TL;DR BOX (C-53) ---------- */
.tldr-box {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 20px;
  padding: 32px 36px;
  max-width: 880px;
  margin: 0 auto;
}
.tldr-box .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.tldr-box ul {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}
.tldr-box li {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--d3-ink);
  line-height: 1.4;
  padding: 14px 0;
  border-top: 1px solid var(--d3-fog);
  display: flex;
  gap: 14px;
  align-items: start;
}
.tldr-box li:first-child { border-top: 0; padding-top: 8px; }
.tldr-box li .num {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--d3-ink-mute);
  width: 24px;
  padding-top: 4px;
}

/* ---------- FEATURE MATRIX TABLE (C-54) ---------- */
.matrix {
  width: 100%;
  border-collapse: collapse;
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 16px;
  overflow: hidden;
  margin-top: 48px;
}
.matrix thead th {
  background: var(--d3-paper-warm);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
  text-align: left;
  padding: 18px 20px;
  border-bottom: 1px solid var(--d3-fog);
  position: sticky;
  top: 64px;
  z-index: 3;
}
.matrix thead th.us {
  color: var(--d3-ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -0.01em;
  text-transform: none;
}
.matrix tbody td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--d3-fog);
  font-size: 14px;
  color: var(--d3-ink-soft);
  vertical-align: top;
}
.matrix tbody td:first-child {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--d3-ink);
  letter-spacing: -0.01em;
}
.matrix tbody tr:last-child td { border-bottom: 0; }
.matrix tbody tr:hover td { background: rgba(73,53,188,0.025); }
.matrix .check { color: var(--d3-success); font-weight: 700; }
.matrix .check-no { color: var(--d3-fog-deep); font-weight: 700; }
.matrix .check-partial { color: var(--d3-warn); font-weight: 700; }
.matrix .check svg { display: inline-block; vertical-align: -2px; }
.matrix .cat-row td {
  background: var(--d3-paper-warm);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
  font-weight: 500;
  padding: 12px 20px;
}
.matrix .cat-row td:first-child { font-family: var(--font-mono); }
.matrix-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
@media (max-width: 720px) {
  .matrix thead th, .matrix tbody td { padding: 12px 14px; font-size: 12.5px; }
  .matrix { min-width: 540px; }
}

/* ---------- CHOOSE-X-IF (C-56) ---------- */
.choose-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 56px;
}
@media (max-width: 820px) { .choose-grid { grid-template-columns: 1fr; } }
.choose-card {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 18px;
  padding: 32px;
}
.choose-card.us {
  background: var(--d3-ink);
  color: var(--d3-paper);
  border-color: var(--d3-ink);
  position: relative;
  overflow: hidden;
}
.choose-card.us::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 4px;
  background: var(--d3-gradient-rich);
}
.choose-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  letter-spacing: -0.02em;
}
.choose-card.us h3 { color: var(--d3-paper); }
.choose-card ul { list-style: none; margin: 20px 0 0; padding: 0; }
.choose-card li {
  padding: 12px 0;
  border-top: 1px solid var(--d3-fog);
  font-size: 15px;
  color: var(--d3-ink-soft);
  line-height: 1.5;
  display: flex; gap: 12px; align-items: start;
}
.choose-card.us li {
  border-top-color: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.75);
}
.choose-card li:first-child { border-top: 0; padding-top: 4px; }
.choose-card li::before {
  content: '';
  flex-shrink: 0;
  margin-top: 8px;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--d3-blue);
}
.choose-card.us li::before { background: var(--d3-paper); }

/* ---------- COMPACT PRICING (C-55) ---------- */
.price-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 48px;
}
@media (max-width: 820px) { .price-compare { grid-template-columns: 1fr; } }
.price-compare-card {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 16px;
  padding: 28px;
}
.price-compare-card .vendor {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--d3-ink);
}
.price-compare-card .tier-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}
.price-compare-card .tier-list li {
  padding: 14px 0;
  border-top: 1px solid var(--d3-fog);
  display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
}
.price-compare-card .tier-list li:first-child { border-top: 0; padding-top: 6px; }
.price-compare-card .tier-name {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.price-compare-card .tier-amount {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--d3-ink);
}
.price-compare-card .tier-amount em {
  font-style: normal; font-weight: 400; color: var(--d3-ink-mute); font-size: 13px; margin-left: 4px;
}

/* ---------- MIGRATION (C-57) ---------- */
.migration-list {
  list-style: none;
  margin: 0; padding: 0;
  border-top: 1px solid var(--d3-fog);
}
.migration-list li {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--d3-fog);
  align-items: center;
}
.migration-list .step-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 32px;
  letter-spacing: -0.03em;
  background: var(--d3-gradient-rich);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.migration-list .step-body h4 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--d3-ink);
  letter-spacing: -0.01em;
}
.migration-list .step-body p { font-size: 14px; color: var(--d3-ink-soft); margin-top: 4px; }
.migration-list .step-time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
@media (max-width: 600px) {
  .migration-list li { grid-template-columns: 40px 1fr; }
  .migration-list .step-time { grid-column: 2; padding-top: 4px; }
}

/* ---------- USER QUOTES (C-58) ---------- */
.user-quotes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 56px;
}
@media (max-width: 820px) { .user-quotes { grid-template-columns: 1fr; } }
.user-quote {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 16px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.user-quote .q {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.01em;
  line-height: 1.4;
  color: var(--d3-ink);
}
.user-quote .src {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--d3-fog);
}
.user-quote .src .who { font-size: 13px; color: var(--d3-ink-soft); }
.user-quote .src .platform {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}

/* ---------- DISCLOSURE (C-59) ---------- */
.disclosure {
  background: rgba(73,53,188,0.05);
  border: 1px solid rgba(73,53,188,0.15);
  border-radius: 16px;
  padding: 24px 28px;
  max-width: 880px;
  margin: 0 auto;
  font-size: 15px;
  line-height: 1.55;
  color: var(--d3-ink-soft);
}
.disclosure .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d3-purple);
  margin-bottom: 10px;
  display: block;
}

/* ---------- SELECTION CRITERIA (C-60) ---------- */
.criteria-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}
@media (max-width: 940px) { .criteria-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .criteria-grid { grid-template-columns: 1fr; } }
.criteria-card {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 16px;
  padding: 24px;
}
.criteria-card .num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 32px;
  letter-spacing: -0.03em;
  background: var(--d3-gradient-rich);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.criteria-card h4 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--d3-ink);
  margin-top: 12px;
}
.criteria-card p { font-size: 13.5px; color: var(--d3-ink-soft); margin-top: 8px; line-height: 1.5; }

/* ---------- RANKED VENDOR CARD (C-62) ---------- */
.vendor-card {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 20px;
  padding: 36px;
  margin-top: 18px;
  display: grid;
  grid-template-columns: 80px 1fr 280px;
  gap: 32px;
  align-items: start;
  position: relative;
}
.vendor-card.featured {
  border-color: var(--d3-ink);
  background: var(--d3-paper);
  box-shadow: var(--d3-shadow);
}
.vendor-card.featured::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 4px;
  background: var(--d3-gradient-rich);
  border-radius: 20px 20px 0 0;
}
@media (max-width: 820px) {
  .vendor-card { grid-template-columns: 56px 1fr; gap: 20px; padding: 24px; }
  .vendor-card .vendor-meta { grid-column: 1 / -1; padding-top: 8px; border-top: 1px solid var(--d3-fog); }
}

.vendor-rank {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 56px;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--d3-ink-mute);
}
.vendor-card.featured .vendor-rank {
  background: var(--d3-gradient-rich);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.vendor-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.02em;
  color: var(--d3-ink);
}
.vendor-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
  margin-top: 6px;
  padding: 4px 10px;
  border: 1px solid var(--d3-fog-deep);
  border-radius: 6px;
}
.vendor-summary { font-size: 14.5px; color: var(--d3-ink-soft); margin-top: 14px; line-height: 1.55; }
.vendor-pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 18px;
}
@media (max-width: 600px) { .vendor-pros-cons { grid-template-columns: 1fr; } }
.vendor-pc h5 {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
  margin-bottom: 8px;
}
.vendor-pc ul { list-style: none; margin: 0; padding: 0; }
.vendor-pc li { font-size: 13px; padding: 4px 0; color: var(--d3-ink-soft); padding-left: 18px; position: relative; }
.vendor-pc.pros li::before { content: '+'; position: absolute; left: 0; color: var(--d3-success); font-weight: 700; }
.vendor-pc.cons li::before { content: '–'; position: absolute; left: 0; color: var(--d3-danger); font-weight: 700; }

.vendor-meta {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.vendor-meta .k {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--d3-ink-mute); margin-bottom: 4px;
}
.vendor-meta .v {
  font-family: var(--font-display); font-weight: 600;
  font-size: 16px; color: var(--d3-ink); letter-spacing: -0.01em;
}

/* ---------- PRICING (T-15) ---------- */
.pricing-toggle {
  display: inline-flex;
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 999px;
  padding: 4px;
  margin: 24px auto 0;
}
.pricing-toggle button {
  background: transparent;
  border: 0;
  padding: 10px 22px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--d3-ink-mute);
  cursor: pointer;
  transition: all 200ms var(--d3-ease);
  display: inline-flex; align-items: center; gap: 8px;
}
.pricing-toggle button.is-active {
  background: var(--d3-ink);
  color: var(--d3-paper);
}
.pricing-toggle .save-badge {
  background: var(--d3-gradient-rich);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  padding: 3px 7px;
  border-radius: 999px;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 56px;
}
@media (max-width: 940px) { .price-grid { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; } }
.price-card {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 20px;
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
}
.price-card.featured {
  border: 1px solid var(--d3-ink);
  background: var(--d3-ink);
  color: var(--d3-paper);
  box-shadow: var(--d3-shadow);
}
.price-card.featured::before {
  content: 'MOST POPULAR';
  position: absolute;
  top: -10px; left: 50%; transform: translateX(-50%);
  background: var(--d3-gradient-rich);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.2em;
  padding: 5px 14px;
  border-radius: 999px;
}
.price-card .tier {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.price-card.featured .tier { color: rgba(255,255,255,0.55); }
.price-card .amount {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 56px;
  letter-spacing: -0.035em;
  line-height: 1;
  margin-top: 18px;
  color: var(--d3-ink);
  display: flex; align-items: baseline; gap: 6px;
}
.price-card.featured .amount { color: var(--d3-paper); }
.price-card .amount .per {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  color: var(--d3-ink-mute);
  letter-spacing: 0;
}
.price-card.featured .amount .per { color: rgba(255,255,255,0.6); }
.price-card .pitch {
  font-size: 14px;
  color: var(--d3-ink-soft);
  margin-top: 12px;
  line-height: 1.5;
  min-height: 42px;
}
.price-card.featured .pitch { color: rgba(255,255,255,0.7); }
.price-card .cta { margin-top: 24px; }
.price-card .cta .btn { width: 100%; justify-content: center; }
.price-card ul.feats {
  list-style: none;
  margin: 24px 0 0;
  padding: 24px 0 0;
  border-top: 1px solid var(--d3-fog);
  display: grid;
  gap: 10px;
}
.price-card.featured ul.feats { border-top-color: rgba(255,255,255,0.12); }
.price-card ul.feats li {
  font-size: 13.5px;
  color: var(--d3-ink-soft);
  display: flex; gap: 10px; align-items: start;
  line-height: 1.45;
}
.price-card.featured ul.feats li { color: rgba(255,255,255,0.78); }
.price-card ul.feats li::before {
  content: '';
  flex-shrink: 0;
  margin-top: 6px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--d3-paper-warm);
  border: 1px solid var(--d3-success);
  background-image: linear-gradient(135deg, transparent 40%, var(--d3-success) 40%, var(--d3-success) 60%, transparent 60%);
}

/* Full feature comparison table */
.feat-table { width: 100%; border-collapse: collapse; margin-top: 56px; background: var(--d3-paper); border: 1px solid var(--d3-fog); border-radius: 16px; overflow: hidden; }
.feat-table th, .feat-table td { padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--d3-fog); font-size: 13.5px; }
.feat-table thead th {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--d3-ink-mute); background: var(--d3-paper-warm);
  font-weight: 500;
}
.feat-table thead th.tier-h {
  font-family: var(--font-display); font-size: 14px;
  color: var(--d3-ink); text-transform: none; letter-spacing: -0.01em;
  font-weight: 700;
}
.feat-table tbody td:first-child { font-family: var(--font-display); font-weight: 600; color: var(--d3-ink); letter-spacing: -0.01em; }
.feat-table tr.cat td {
  background: var(--d3-paper-warm);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.feat-table tbody td { color: var(--d3-ink-soft); }
.feat-table .yes { color: var(--d3-success); font-weight: 700; }
.feat-table .no { color: var(--d3-fog-deep); }
.feat-table .addon { font-family: var(--font-mono); font-size: 11px; color: var(--d3-warn); letter-spacing: 0.04em; }
.feat-table .custom { font-family: var(--font-mono); font-size: 11px; color: var(--d3-purple); letter-spacing: 0.04em; }

/* ---------- GLOSSARY (T-09) ---------- */
.glossary-def {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 20px;
  padding: 32px 36px;
  margin: 32px 0 0;
  max-width: 880px;
}
.glossary-def .label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.glossary-def .def {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.015em;
  color: var(--d3-ink);
  line-height: 1.4;
  margin-top: 14px;
}

.related-terms {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 48px;
}
@media (max-width: 940px) { .related-terms { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .related-terms { grid-template-columns: 1fr; } }
.related-terms .item {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 14px;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color 200ms var(--d3-ease), transform 200ms var(--d3-ease);
}
.related-terms .item:hover { border-color: var(--d3-ink); transform: translateY(-1px); }
.related-terms .item .term {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
  color: var(--d3-ink);
}
.related-terms .item .gloss {
  font-size: 12.5px;
  color: var(--d3-ink-soft);
  line-height: 1.45;
}
.related-terms .item .go {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 6px;
}

/* ---------- PROSE BODY (C-19) ---------- */
.prose {
  max-width: 720px;
}
.prose h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 3.6vw, 36px);
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin: 56px 0 16px;
  color: var(--d3-ink);
  text-wrap: balance;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.015em;
  margin: 36px 0 12px;
  color: var(--d3-ink);
}
.prose p {
  font-size: 17px;
  line-height: 1.65;
  color: var(--d3-ink-soft);
  margin: 0 0 18px;
  max-width: 64ch;
  text-wrap: pretty;
}
.prose a { color: var(--d3-purple); border-bottom: 1px solid rgba(73,53,188,0.3); transition: border-color 200ms var(--d3-ease); }
.prose a:hover { border-bottom-color: var(--d3-purple); }
.prose ul, .prose ol { margin: 0 0 18px 20px; }
.prose li { font-size: 17px; line-height: 1.6; color: var(--d3-ink-soft); margin: 6px 0; max-width: 60ch; }
.prose strong { color: var(--d3-ink); font-weight: 600; }
.prose code {
  font-family: var(--font-mono);
  font-size: 14px;
  background: var(--d3-paper-warm);
  border: 1px solid var(--d3-fog);
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--d3-ink);
}
.prose blockquote {
  border-left: 3px solid var(--d3-purple);
  padding: 6px 0 6px 24px;
  margin: 28px 0;
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 500;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--d3-ink);
  line-height: 1.4;
}

/* ---------- ARTICLE LAYOUT (TOC + body) ---------- */
.article-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 80px;
  align-items: start;
}
@media (max-width: 940px) { .article-grid { grid-template-columns: 1fr; gap: 40px; } }

.toc {
  position: sticky;
  top: 96px;
  padding-top: 8px;
}
@media (max-width: 940px) { .toc { position: static; } }
.toc h4 {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
  margin-bottom: 14px;
  font-weight: 500;
}
.toc ul { list-style: none; padding: 0; margin: 0; }
.toc li { padding: 5px 0; }
.toc a {
  font-size: 14px;
  color: var(--d3-ink-soft);
  display: block;
  padding-left: 14px;
  border-left: 1px solid var(--d3-fog);
  transition: color 200ms var(--d3-ease), border-color 200ms var(--d3-ease);
  line-height: 1.4;
}
.toc a:hover { color: var(--d3-ink); border-left-color: var(--d3-ink); }
.toc a.is-active { color: var(--d3-ink); border-left-color: var(--d3-ink); font-weight: 500; }

/* ---------- GLOSSARY CALLOUT INLINE (C-18) ---------- */
.glossary-callout {
  background: var(--d3-paper-warm);
  border: 1px solid var(--d3-fog);
  border-radius: 14px;
  padding: 24px 28px;
  margin: 32px 0;
}
.glossary-callout .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
  margin-bottom: 14px;
}
.glossary-callout dl { margin: 0; }
.glossary-callout dt {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  color: var(--d3-ink);
  letter-spacing: -0.01em;
  margin-top: 12px;
}
.glossary-callout dt:first-child { margin-top: 0; }
.glossary-callout dd {
  font-size: 14px;
  color: var(--d3-ink-soft);
  margin: 4px 0 0;
  line-height: 1.5;
}

/* ---------- PULL QUOTE (C-20) ---------- */
.pull-quote {
  border-left: 4px solid;
  border-image: var(--d3-gradient-rich) 1;
  padding: 8px 0 8px 28px;
  margin: 40px 0;
  max-width: 720px;
}
.pull-quote .q {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 24px;
  line-height: 1.4;
  letter-spacing: -0.015em;
  color: var(--d3-ink);
}
.pull-quote .src {
  font-size: 13px;
  color: var(--d3-ink-mute);
  margin-top: 12px;
  font-style: normal;
}
.pull-quote .src strong { color: var(--d3-ink); font-weight: 600; }

/* ---------- CITATIONS (C-23) ---------- */
.citations {
  background: var(--d3-paper-warm);
  border-top: 1px solid var(--d3-fog);
  border-bottom: 1px solid var(--d3-fog);
  padding: 32px 0;
  margin: 56px 0 0;
}
.citations h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
  margin-bottom: 16px;
}
.citations ol { margin: 0; padding-left: 24px; }
.citations li {
  font-size: 13px;
  line-height: 1.55;
  color: var(--d3-ink-soft);
  padding: 6px 0;
}
.citations a { color: var(--d3-purple); border-bottom: 1px solid rgba(73,53,188,0.25); }

/* ---------- AUTHOR BIO (C-24) ---------- */
.author-bio {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 24px;
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 16px;
  padding: 28px;
  margin: 48px 0;
  align-items: center;
}
.author-bio .avatar {
  width: 96px; height: 96px;
  border-radius: 50%;
  background: var(--d3-ink);
  color: var(--d3-paper);
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 36px;
  letter-spacing: -0.02em;
}
.author-bio h4 { font-family: var(--font-display); font-weight: 600; font-size: 18px; color: var(--d3-ink); letter-spacing: -0.01em; }
.author-bio .role { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--d3-ink-mute); margin-top: 4px; }
.author-bio p { font-size: 14px; color: var(--d3-ink-soft); margin-top: 10px; line-height: 1.55; }
@media (max-width: 600px) { .author-bio { grid-template-columns: 1fr; text-align: left; } .author-bio .avatar { width: 72px; height: 72px; font-size: 26px; } }

/* ---------- CASE STUDY (T-10) ---------- */
.case-hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 940px) { .case-hero-grid { grid-template-columns: 1fr; } }
.case-photo {
  aspect-ratio: 4 / 5;
  background: var(--d3-ink);
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  border: 1px solid var(--d3-fog);
}
.case-photo .grad {
  position: absolute; inset: -25%;
  background: var(--d3-gradient-rich);
  opacity: 0.35;
  filter: blur(50px);
}
.case-photo .cap {
  position: absolute; left: 24px; right: 24px; bottom: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
}
.case-photo .name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: #fff;
  margin-top: 6px;
  text-transform: none;
  letter-spacing: -0.02em;
}
.case-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 56px;
}
@media (max-width: 940px) { .case-stats-row { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .case-stats-row { grid-template-columns: 1fr; } }
.case-stat-card {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 16px;
  padding: 28px 26px;
  position: relative;
  overflow: hidden;
}
.case-stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 40%; height: 3px;
  background: var(--d3-gradient-rich);
}
.case-stat-card .k {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.case-stat-card .v {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 52px;
  letter-spacing: -0.035em;
  line-height: 0.95;
  margin-top: 14px;
  color: var(--d3-ink);
}
.case-stat-card .v em {
  font-style: normal;
  background: var(--d3-gradient-rich);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.case-stat-card .d { font-size: 12.5px; color: var(--d3-ink-mute); margin-top: 10px; line-height: 1.5; }

.case-profile {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 16px;
  padding: 28px;
  margin-top: 32px;
}
.case-profile dl { margin: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px 24px; }
.case-profile dt { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--d3-ink-mute); margin-bottom: 6px; }
.case-profile dd { font-family: var(--font-display); font-weight: 600; font-size: 16px; color: var(--d3-ink); letter-spacing: -0.01em; margin: 0; }

/* ---------- BEFORE/AFTER CHART (C-72) ---------- */
.ba-chart {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 20px;
  padding: 32px;
  margin-top: 32px;
}
.ba-chart .title { font-family: var(--font-display); font-weight: 600; font-size: 18px; letter-spacing: -0.01em; color: var(--d3-ink); }
.ba-chart .sub { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--d3-ink-mute); margin-top: 6px; }
.ba-chart .bars { margin-top: 28px; display: flex; flex-direction: column; gap: 18px; }
.ba-chart .bar-row { display: grid; grid-template-columns: 120px 1fr 80px; gap: 16px; align-items: center; }
.ba-chart .bar-row .lbl { font-size: 13px; color: var(--d3-ink-mute); font-family: var(--font-mono); letter-spacing: 0.06em; }
.ba-chart .bar { height: 28px; border-radius: 6px; background: var(--d3-fog); position: relative; overflow: hidden; }
.ba-chart .bar .fill { height: 100%; border-radius: 6px; }
.ba-chart .bar .fill.before { background: var(--d3-fog-deep); }
.ba-chart .bar .fill.after { background: var(--d3-gradient-rich); }
.ba-chart .val { font-family: var(--font-display); font-weight: 700; font-size: 18px; color: var(--d3-ink); letter-spacing: -0.02em; text-align: right; }

/* ---------- COST OF STATUS QUO (C-47) ---------- */
.cost-block {
  background: var(--d3-paper-warm);
  border-top: 1px solid var(--d3-fog);
  border-bottom: 1px solid var(--d3-fog);
}
.cost-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px; align-items: center; }
@media (max-width: 940px) { .cost-grid { grid-template-columns: 1fr; gap: 32px; } }
.cost-figure { font-family: var(--font-display); font-weight: 700; font-size: clamp(60px, 9vw, 120px); letter-spacing: -0.04em; line-height: 0.95; }
.cost-figure em { font-style: normal; background: var(--d3-gradient-rich); -webkit-background-clip: text; background-clip: text; color: transparent; }
.cost-math { background: var(--d3-paper); border: 1px solid var(--d3-fog); border-radius: 16px; padding: 24px 28px; font-family: var(--font-mono); font-size: 13px; color: var(--d3-ink-soft); }
.cost-math .line { padding: 8px 0; display: flex; justify-content: space-between; gap: 16px; }
.cost-math .line + .line { border-top: 1px solid var(--d3-fog); }
.cost-math .line.total { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--d3-ink); letter-spacing: -0.02em; padding-top: 16px; border-top: 1px solid var(--d3-ink) !important; }

/* ---------- IMPLEMENTATION TIMELINE (C-30) ---------- */
.timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin-top: 48px;
  position: relative;
}
@media (max-width: 940px) { .timeline { grid-template-columns: 1fr; gap: 24px; } }
.timeline::before {
  content: '';
  position: absolute;
  left: 0; right: 0;
  top: 20px;
  height: 1px;
  background: var(--d3-fog);
}
@media (max-width: 940px) { .timeline::before { display: none; } }
.timeline-node {
  padding: 0 20px;
  position: relative;
}
.timeline-node:first-child { padding-left: 0; }
.timeline-node:last-child { padding-right: 0; }
.timeline-node .dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--d3-paper);
  border: 2px solid var(--d3-ink);
  margin-bottom: 24px;
  margin-top: 14px;
  position: relative;
  z-index: 1;
}
.timeline-node.is-active .dot { background: var(--d3-ink); }
.timeline-node.is-active .dot::after {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  background: var(--d3-gradient-rich);
  opacity: 0.4;
  filter: blur(8px);
  z-index: -1;
}
.timeline-node .when {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.timeline-node h4 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  color: var(--d3-ink);
  margin-top: 6px;
  letter-spacing: -0.01em;
}
.timeline-node p { font-size: 13px; color: var(--d3-ink-soft); margin-top: 8px; line-height: 1.5; }

/* ---------- BEFORE/AFTER TABLE (C-49) ---------- */
.ba-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 16px;
  overflow: hidden;
  margin-top: 32px;
}
.ba-table th, .ba-table td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--d3-fog); font-size: 14px; }
.ba-table thead th {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--d3-ink-mute); background: var(--d3-paper-warm); font-weight: 500;
}
.ba-table thead th.after { color: var(--d3-ink); }
.ba-table tbody td:first-child {
  font-family: var(--font-display); font-weight: 600;
  letter-spacing: -0.01em; color: var(--d3-ink);
}
.ba-table .before-cell { color: var(--d3-danger); font-family: var(--font-display); font-weight: 600; }
.ba-table .after-cell { color: var(--d3-success); font-family: var(--font-display); font-weight: 600; }
.ba-table tbody tr:last-child td { border-bottom: 0; }

/* ---------- HUB / INDEX (T-12) ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  border-bottom: 1px solid var(--d3-fog);
}
.filter-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-chip {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--d3-ink-soft);
  cursor: pointer;
  transition: all 200ms var(--d3-ease);
}
.filter-chip:hover { color: var(--d3-ink); border-color: var(--d3-fog-deep); }
.filter-chip.is-active { background: var(--d3-ink); color: var(--d3-paper); border-color: var(--d3-ink); }
.filter-sort {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
  display: inline-flex; align-items: center; gap: 8px;
}

.hub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 40px;
}
@media (max-width: 940px) { .hub-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .hub-grid { grid-template-columns: 1fr; } }

.featured-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 24px;
  overflow: hidden;
  margin-top: 40px;
}
@media (max-width: 820px) { .featured-card { grid-template-columns: 1fr; } }
.featured-card .img {
  background: var(--d3-ink);
  aspect-ratio: 16 / 10;
  position: relative;
  overflow: hidden;
}
.featured-card .img .grad {
  position: absolute; inset: -25%; opacity: 0.4;
  background: var(--d3-gradient-rich);
  filter: blur(60px);
}
.featured-card .img .glyph {
  position: absolute; inset: 0;
  display: flex; align-items: flex-end; padding: 32px;
  color: var(--d3-paper);
}
.featured-card .img .glyph .num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 120px;
  letter-spacing: -0.04em;
  line-height: 0.85;
}
.featured-card .body { padding: 40px; display: flex; flex-direction: column; gap: 14px; justify-content: center; }
.featured-card .tag { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--d3-ink-mute); }
.featured-card h3 {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(24px, 3vw, 32px); letter-spacing: -0.02em; line-height: 1.15;
  color: var(--d3-ink); text-wrap: balance;
}
.featured-card p { font-size: 15px; color: var(--d3-ink-soft); line-height: 1.55; max-width: 50ch; }

.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--d3-fog);
}
.pagination .meta { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--d3-ink-mute); }
.pagination .pages { display: flex; gap: 6px; }
.pagination .pages a {
  width: 36px; height: 36px;
  border-radius: 999px;
  border: 1px solid var(--d3-fog);
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 12px;
  color: var(--d3-ink-soft);
  transition: all 200ms var(--d3-ease);
}
.pagination .pages a.is-active { background: var(--d3-ink); color: var(--d3-paper); border-color: var(--d3-ink); }

/* ---------- FORM (C-94) ---------- */
.form-card {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 20px;
  padding: 36px;
  box-shadow: var(--d3-shadow);
}
.form-row { display: flex; flex-direction: column; gap: 6px; margin-top: 20px; }
.form-row:first-child { margin-top: 0; }
.form-row.two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 600px) { .form-row.two { grid-template-columns: 1fr; } }
.form-row label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.form-row .req { color: var(--d3-danger); }
.form-row input, .form-row select, .form-row textarea {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--d3-ink);
  background: var(--d3-paper-warm);
  border: 1px solid var(--d3-fog-deep);
  border-radius: 12px;
  padding: 13px 16px;
  outline: none;
  transition: border-color 200ms var(--d3-ease), background 200ms var(--d3-ease);
  width: 100%;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  border-color: var(--d3-ink);
  background: var(--d3-paper);
}
.form-row textarea { min-height: 96px; resize: vertical; }
.form-row .helper { font-size: 12px; color: var(--d3-ink-mute); margin-top: 4px; }
.form-card .submit { margin-top: 28px; width: 100%; justify-content: center; }
.form-card .agree { font-size: 12px; color: var(--d3-ink-mute); margin-top: 14px; line-height: 1.5; }
.form-card .agree a { border-bottom: 1px solid var(--d3-fog-deep); }

/* ---------- CALCULATOR (C-88) ---------- */
.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 24px;
  margin-top: 56px;
}
@media (max-width: 940px) { .calc-grid { grid-template-columns: 1fr; } }
.calc-inputs, .calc-output {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 20px;
  padding: 32px;
}
.calc-output { background: var(--d3-ink); color: var(--d3-paper); border-color: var(--d3-ink); position: relative; overflow: hidden; }
.calc-output::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--d3-gradient-rich); }
.calc-output .lbl { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: rgba(255,255,255,0.55); }
.calc-output .val {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(56px, 8vw, 96px);
  letter-spacing: -0.04em; line-height: 0.95;
  margin-top: 16px;
}
.calc-output .val em {
  font-style: normal;
  background: var(--d3-gradient-rich);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.calc-output .note { font-size: 14px; color: rgba(255,255,255,0.75); margin-top: 24px; max-width: 36ch; line-height: 1.55; }
.calc-output .breakdown {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.12);
  display: grid; gap: 12px;
}
.calc-output .breakdown .line { display: flex; justify-content: space-between; font-size: 13px; color: rgba(255,255,255,0.75); }
.calc-output .breakdown .line strong { color: var(--d3-paper); font-weight: 600; }

/* ---------- LIVE DEMO PAGE (T-18) ---------- */
.live-demo-stage {
  background: var(--d3-ink);
  color: var(--d3-paper);
  border-radius: 28px;
  padding: 48px;
  margin-top: 56px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--d3-ink);
}
.live-demo-stage::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 4px;
  background: var(--d3-gradient-rich);
}
.live-demo-stage .grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 28px;
}
@media (max-width: 940px) { .live-demo-stage .grid { grid-template-columns: 1fr; } }
.live-demo-stage .panel {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 24px;
  min-height: 340px;
}
.live-demo-stage .panel h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 18px;
  display: flex; align-items: center; gap: 8px;
}

.bts-log { display: flex; flex-direction: column; gap: 10px; font-family: var(--font-mono); font-size: 12px; }
.bts-log .ev { padding: 8px 12px; border-radius: 8px; background: rgba(255,255,255,0.04); border-left: 2px solid var(--d3-blue); color: rgba(255,255,255,0.8); }
.bts-log .ev.ok { border-left-color: var(--d3-success); }
.bts-log .ev.warn { border-left-color: var(--d3-warn); }
.bts-log .ev .t { color: rgba(255,255,255,0.4); margin-right: 8px; }

/* ---------- TRUST (T-17) — document download ---------- */
.doc-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 32px;
}
@media (max-width: 700px) { .doc-grid { grid-template-columns: 1fr; } }
.doc-card {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 14px;
  padding: 22px 24px;
  display: flex;
  gap: 18px;
  align-items: start;
}
.doc-card .ic {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--d3-paper-warm);
  border: 1px solid var(--d3-fog);
  display: grid; place-items: center;
  color: var(--d3-ink);
  flex-shrink: 0;
}
.doc-card .info { flex: 1; }
.doc-card h4 { font-family: var(--font-display); font-weight: 600; font-size: 16px; letter-spacing: -0.01em; color: var(--d3-ink); }
.doc-card .meta { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--d3-ink-mute); margin-top: 6px; display: flex; gap: 10px; flex-wrap: wrap; }
.doc-card .dl {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--d3-ink);
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 12px;
}

/* ---------- GEO (T-13) ---------- */
.geo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 18px;
  overflow: hidden;
  margin-top: 32px;
}
@media (max-width: 820px) { .geo-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .geo-grid { grid-template-columns: 1fr; } }
.geo-stat { padding: 24px; border-right: 1px solid var(--d3-fog); border-bottom: 1px solid transparent; }
.geo-stat:last-child { border-right: 0; }
@media (max-width: 820px) {
  .geo-stat:nth-child(2n) { border-right: 0; }
  .geo-stat:nth-child(-n+2) { border-bottom: 1px solid var(--d3-fog); }
}
.geo-stat .k { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--d3-ink-mute); }
.geo-stat .v { font-family: var(--font-display); font-weight: 700; font-size: 28px; letter-spacing: -0.025em; color: var(--d3-ink); margin-top: 8px; }
.geo-stat .v em { font-style: normal; background: var(--d3-gradient-rich); -webkit-background-clip: text; background-clip: text; color: transparent; }
.geo-stat .d { font-size: 12px; color: var(--d3-ink-soft); margin-top: 6px; line-height: 1.45; }

.directory {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
@media (max-width: 820px) { .directory { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .directory { grid-template-columns: 1fr; } }
.dir-card {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 12px;
  padding: 16px 18px;
}
.dir-card .nm { font-family: var(--font-display); font-weight: 600; font-size: 14px; color: var(--d3-ink); letter-spacing: -0.01em; }
.dir-card .ct { font-size: 12px; color: var(--d3-ink-soft); margin-top: 4px; }
.dir-card .loc { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--d3-ink-mute); margin-top: 8px; }

/* ---------- AUTHOR PAGE (T-11) ---------- */
.author-hero-grid {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 700px) { .author-hero-grid { grid-template-columns: 1fr; gap: 24px; } .author-photo { width: 160px !important; height: 160px !important; } }
.author-photo {
  width: 240px; height: 240px;
  border-radius: 24px;
  background: var(--d3-ink);
  color: var(--d3-paper);
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 88px;
  letter-spacing: -0.04em;
  position: relative;
  overflow: hidden;
}
.author-photo::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 4px;
  background: var(--d3-gradient-rich);
}

/* ---------- HUB / GLOSSARY (alphabet nav) ---------- */
.alphabet-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 32px;
  padding: 16px 0;
  border-top: 1px solid var(--d3-fog);
  border-bottom: 1px solid var(--d3-fog);
}
.alphabet-nav a {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: grid; place-items: center;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--d3-ink-soft);
  transition: all 200ms var(--d3-ease);
}
.alphabet-nav a:hover { background: var(--d3-ink); color: var(--d3-paper); }
.alphabet-nav a.disabled { color: var(--d3-fog-deep); pointer-events: none; }

/* ---------- UTILITY 404 (T-20) ---------- */
.utility-hero {
  padding: 120px 0 80px;
  text-align: center;
}
.utility-hero .glyph {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(120px, 22vw, 280px);
  letter-spacing: -0.06em;
  line-height: 0.85;
  background: var(--d3-gradient-rich);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.utility-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 4vw, 48px);
  letter-spacing: -0.025em;
  margin-top: 24px;
  color: var(--d3-ink);
}
.utility-hero p { font-size: 17px; color: var(--d3-ink-soft); margin: 16px auto 0; max-width: 50ch; line-height: 1.6; }
.utility-hero .actions { margin-top: 32px; display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }

.util-destinations {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 48px;
  max-width: 880px;
  margin-left: auto;
  margin-right: auto;
}
@media (max-width: 700px) { .util-destinations { grid-template-columns: 1fr; } }
.util-destinations a {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 14px;
  padding: 18px 22px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: border-color 200ms var(--d3-ease), transform 200ms var(--d3-ease);
}
.util-destinations a:hover { border-color: var(--d3-ink); transform: translateY(-1px); }
.util-destinations .lab { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--d3-ink-mute); }
.util-destinations .ttl { font-family: var(--font-display); font-weight: 600; font-size: 15px; color: var(--d3-ink); letter-spacing: -0.01em; }

/* ---------- COMPLIANCE CALLOUT (C-45) ---------- */
.compliance-callout {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 20px;
  padding: 32px;
  margin-top: 40px;
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 24px;
  align-items: center;
}
@media (max-width: 700px) { .compliance-callout { grid-template-columns: 56px 1fr; } .compliance-callout .cta { grid-column: 1 / -1; } }
.compliance-callout .ic { width: 56px; height: 56px; border-radius: 14px; background: var(--d3-ink); color: var(--d3-paper); display: grid; place-items: center; }
.compliance-callout h3 { font-family: var(--font-display); font-weight: 700; font-size: 22px; letter-spacing: -0.015em; color: var(--d3-ink); }
.compliance-callout p { font-size: 14px; color: var(--d3-ink-soft); margin-top: 6px; line-height: 1.55; max-width: 60ch; }

/* ============================================================
   MOBILE OPTIMIZATION — center, no-wrap, no off-canvas
   ============================================================ */

/* Hard stop on horizontal overflow */
html, body { overflow-x: hidden; max-width: 100%; }

/* Buttons never break onto two lines, never wider than viewport */
.btn {
  white-space: nowrap;
  max-width: 100%;
}

@media (max-width: 720px) {
  /* Page hero — always center on mobile, regardless of desktop alignment */
  .page-hero .actions,
  .page-hero .byline,
  .hero-cta {
    justify-content: center;
    text-align: center;
  }
  .page-hero { text-align: center; }
  .page-hero h1,
  .page-hero .sub,
  .page-hero .page-hero-eyebrow {
    margin-left: auto;
    margin-right: auto;
    max-width: 100%;
  }
  .page-hero-eyebrow {
    justify-content: center;
  }

  /* CTAs stack full-width and center-aligned on mobile */
  .page-hero .actions .btn,
  .hero-cta .btn,
  .cta-banner .actions .btn,
  .compliance-callout .cta .btn,
  .demo-launch .btn {
    width: 100%;
    justify-content: center;
    min-width: 0;
  }
  .page-hero .actions,
  .hero-cta,
  .cta-banner .actions,
  .demo-launch {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  /* Section header / CTA-row layout stacks and centers on mobile */
  .section-head { text-align: center; gap: 18px; }
  .section-head .section-tag { justify-content: center; }
  .section-head .section-tag::before { display: none; }
  .section-head .section-heading,
  .section-head .section-lede {
    margin-left: auto;
    margin-right: auto;
    max-width: 100%;
  }
  .section-head .cta-row {
    justify-self: center;
    width: 100%;
    display: flex;
    justify-content: center;
  }
  .section-head .cta-row .btn { width: auto; max-width: 100%; }

  /* Inline byline rows recenter on mobile */
  .byline { justify-content: center; flex-wrap: wrap; }

  /* Trust/stat/cta side cards keep their content visible */
  .cta-banner .inner { text-align: center; }
  .cta-banner h2,
  .cta-banner p { margin-left: auto; margin-right: auto; max-width: 100%; }
  .cta-side { align-items: center; text-align: center; }
  .cta-side > div { width: 100%; }
  .cta-side .ring-row { justify-content: center; }

  /* Form-card actions */
  .form-card .submit { width: 100%; }

  /* Hero microtrust centers on mobile */
  .hero-microtrust { justify-content: center; text-align: center; }
  .hero-microtrust .mt-item { align-items: center; }

  /* Wide tables get a horizontal scroll inside their wrapper */
  .matrix, .feat-table, .ba-table {
    min-width: 480px;
  }
  .matrix-wrap {
    margin-left: -20px;
    margin-right: -20px;
    padding: 0 20px;
  }

  /* Compare hero VS row wraps cleanly */
  .compare-hero-row { flex-wrap: wrap; gap: 14px; }
  .compare-logo { font-size: 18px; padding: 14px 22px; }

  /* TL;DR rows on mobile — number above text, not inline */
  .tldr-box { padding: 24px; }
  .tldr-box li { font-size: 16px; gap: 8px; }

  /* Vendor cards: rank + body stack tightly */
  .vendor-card { gap: 16px; padding: 22px; }
  .vendor-rank { font-size: 40px; }
  .vendor-name { font-size: 22px; }
  .vendor-meta .btn { width: 100%; justify-content: center; }

  /* Migration list — number stays small */
  .migration-list .step-num { font-size: 26px; }

  /* Pricing card actions */
  .price-card .cta .btn { width: 100%; justify-content: center; }

  /* Calculator stack */
  .calc-inputs, .calc-output { padding: 24px; }
  .calc-output .val { font-size: clamp(44px, 12vw, 64px); }

  /* Live demo stage */
  .live-demo-stage { padding: 24px; border-radius: 20px; }
  .live-demo-stage .panel { padding: 18px; min-height: auto; }
  .live-demo-stage .panel h4 { font-size: 10px; margin-bottom: 14px; }

  /* Featured card stacks */
  .featured-card .body { padding: 28px 24px; }
  .featured-card .img .glyph .num { font-size: 72px; }

  /* Author hero centers */
  .author-hero-grid { text-align: center; justify-items: center; }
  .author-photo { margin: 0 auto; }
  .author-hero-grid .byline { justify-content: center; }
  .author-hero-grid > div { display: flex; flex-direction: column; align-items: center; }

  /* Utility 404 destinations */
  .util-destinations a { text-align: left; }
  .utility-hero .actions { justify-content: center; flex-direction: column; align-items: stretch; }
  .utility-hero .actions .btn { width: 100%; justify-content: center; }

  /* Geo grid – state outline stays in bounds */
  .geo-stat .v { font-size: 24px; }

  /* Story stats card padding tightens */
  .story-stats { padding: 24px 20px; gap: 18px; }

  /* Compliance callout stacks fully on phone */
  .compliance-callout {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 24px;
    gap: 16px;
  }
  .compliance-callout .ic { margin: 0 auto; }
  .compliance-callout p { margin-left: auto; margin-right: auto; }
  .compliance-callout .cta .btn { width: 100%; justify-content: center; }

  /* Glossary callout */
  .glossary-callout { padding: 20px; }

  /* Prose: keep readable size, drop max-width on mobile */
  .prose, .prose p, .prose li { max-width: 100%; }
  .prose p, .prose li { font-size: 16px; }

  /* TOC sits inline above body on mobile */
  .toc h4 { text-align: left; }
}

@media (max-width: 480px) {
  /* Even tighter button padding so they fit single-line */
  .btn { padding: 12px 18px; font-size: 13px; }
  .btn-lg { padding: 14px 20px; font-size: 14px; }
  .btn-sm { padding: 8px 14px; font-size: 12px; }

  /* Hero title length cap */
  .page-hero h1 { font-size: clamp(32px, 9vw, 44px); line-height: 1; }

  /* Calc inputs/output less padding */
  .calc-inputs, .calc-output { padding: 20px; }
  .vendor-card { padding: 18px; gap: 14px; }

  /* Hide section-tag rule on small to save line-height */
  .compare-vs { font-size: 10px; }
}

/* ---------- TEMPLATE INDEX ---------- */
.tpl-index-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 48px;
}
@media (max-width: 940px) { .tpl-index-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .tpl-index-grid { grid-template-columns: 1fr; } }
.tpl-card {
  background: var(--d3-paper);
  border: 1px solid var(--d3-fog);
  border-radius: 18px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform 200ms var(--d3-ease), box-shadow 200ms var(--d3-ease), border-color 200ms var(--d3-ease);
}
.tpl-card:hover { transform: translateY(-3px); border-color: var(--d3-fog-deep); box-shadow: var(--d3-shadow); }
.tpl-card .id {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.tpl-card .id .num {
  background: var(--d3-gradient-rich);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 700;
}
.tpl-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -0.015em;
  color: var(--d3-ink);
}
.tpl-card p {
  font-size: 13.5px;
  color: var(--d3-ink-soft);
  line-height: 1.5;
}
.tpl-card .meta {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--d3-fog);
  display: flex; justify-content: space-between; align-items: center;
}
.tpl-card .meta .components {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--d3-ink-mute);
}
.tpl-card .meta .open {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d3-ink);
  display: inline-flex; align-items: center; gap: 6px;
  transition: gap 200ms var(--d3-ease);
}
.tpl-card:hover .meta .open { gap: 10px; }