/* Use Cases — true four-quadrant matrix */
.usecases-section { background: var(--bg); }
.quadrant-frame {
  position: relative;
  padding: 60px 80px 60px 80px;
}
@media (max-width: 720px) {
  .quadrant-frame { padding: 50px 24px; }
}
.axis-y {
  position: absolute;
  left: 24px;
  top: 60px;
  bottom: 60px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  text-align: center;
  width: 24px;
}
.axis-y-top, .axis-y-bot {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  white-space: nowrap;
}
.axis-x {
  position: absolute;
  left: 80px;
  right: 80px;
  bottom: 12px;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.quadrant-grid {
  position: relative;
  height: 640px;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
}
.quadrant-cell {
  padding: 24px;
  position: relative;
  border-right: 1px dashed var(--line-soft);
  border-bottom: 1px dashed var(--line-soft);
}
.quadrant-cell:nth-child(2) { border-right: none; }
.quadrant-cell:nth-child(3), .quadrant-cell:nth-child(4) { border-bottom: none; }
.quadrant-cell:nth-child(4) { border-right: none; }
.quadrant-cell-head {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.quadrant-tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  border: 1px solid;
  border-radius: 4px;
  padding: 4px 10px;
  align-self: flex-start;
  background: rgba(0,0,0,0.4);
}
.quadrant-sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: 14px;
  color: var(--ink-3);
}
.quadrant-axis-h {
  position: absolute;
  left: 0; right: 0;
  top: 50%;
  height: 1px;
  background: var(--line);
  pointer-events: none;
}
.quadrant-axis-v {
  position: absolute;
  top: 0; bottom: 0;
  left: 50%;
  width: 1px;
  background: var(--line);
  pointer-events: none;
}
.case-card {
  position: absolute;
  transform: translate(-50%, -50%);
  z-index: 10;
}
.case-card-dot {
  width: 12px; height: 12px;
  border-radius: 999px;
  background: var(--c-color);
  box-shadow: 0 0 0 4px rgba(0,0,0,0.3), 0 0 12px var(--c-color);
  cursor: pointer;
  transition: transform 200ms;
}
.case-card:hover .case-card-dot {
  transform: scale(1.4);
}
.case-card-tooltip {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  transform: translateX(-50%);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  min-width: 180px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms, transform 200ms;
  z-index: 20;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.case-card:hover .case-card-tooltip {
  opacity: 1;
  transform: translateX(-50%) translateY(-4px);
}
.case-card-name { font-size: 13px; font-weight: 500; color: var(--ink); margin-bottom: 4px; }
.case-card-note { font-size: 11px; color: var(--ink-3); line-height: 1.4; }

.usecases-list {
  margin-top: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px 48px;
}
@media (max-width: 900px) {
  .usecases-list { grid-template-columns: 1fr; }
}
.uc-quad-block {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.uc-quad-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}
.uc-quad-dot {
  width: 10px; height: 10px;
  border-radius: 999px;
  flex-shrink: 0;
}
.uc-quad-label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}
.uc-quad-sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: 18px;
  color: var(--ink);
  margin-top: 4px;
  letter-spacing: -0.005em;
}
.uc-quad-list {
  display: flex;
  flex-direction: column;
}
.uc-list-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
  align-items: baseline;
}
.uc-list-row:last-child { border-bottom: none; }
.uc-list-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
}
.uc-list-desc {
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.5;
}
@media (max-width: 600px) {
  .uc-list-row { grid-template-columns: 1fr; gap: 4px; }
}

/* Perspectives */
.perspectives-section { background: var(--bg-1); }
.persp-row {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: center;
  padding: 80px 0;
  border-top: 1px solid var(--line-soft);
}
.persp-row.is-reverse { grid-template-columns: 1.1fr 1fr; }
.persp-row.is-reverse .persp-text { order: 2; }
.persp-row.is-reverse .persp-vis { order: 1; }
@media (max-width: 1024px) {
  .persp-row, .persp-row.is-reverse { grid-template-columns: 1fr; gap: 48px; }
  .persp-row.is-reverse .persp-text,
  .persp-row.is-reverse .persp-vis { order: unset; }
}
.persp-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(28px, 3.5vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 16px 0 32px;
}
.persp-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 600px) {
  .persp-pillars { grid-template-columns: 1fr; }
}
.persp-pillar {
  padding: 16px;
  background: var(--bg-2);
  border-radius: 10px;
  border-left: 2px solid var(--accent);
}
.persp-pillar-k {
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 6px;
}
.persp-pillar-v {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.5;
}

/* Manager dash */
.dash-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
}
.dash-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}
.dash-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 8px;
}
.dash-num {
  font-family: var(--serif);
  font-size: 40px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1;
}
.dash-delta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  margin-top: 6px;
}
.dash-tag {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  background: var(--bg-2);
  padding: 4px 8px;
  border-radius: 4px;
}
.dash-chart {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 100px;
  margin-bottom: 20px;
  padding: 8px;
  background: var(--bg-1);
  border-radius: 8px;
}
.dash-bar {
  flex: 1;
  background: linear-gradient(180deg, var(--accent), var(--warm));
  border-radius: 2px 2px 0 0;
  min-height: 8px;
  transition: opacity 150ms;
}
.dash-bar:hover { opacity: 0.7; }
.dash-rows {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.dash-row {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 8px 4px;
  font-size: 13px;
  border-bottom: 1px solid var(--line-soft);
}
.dash-row:last-child { border-bottom: none; }
.dash-row-rank { font-family: var(--mono); font-size: 11px; color: var(--ink-4); width: 16px; }
.dash-row-dot { width: 8px; height: 8px; border-radius: 999px; }
.dash-row-name { color: var(--ink); }
.dash-row-val { font-family: var(--mono); color: var(--ink-2); font-size: 12px; }

/* Employee */
.emp-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
}
.emp-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line-soft);
}
.emp-avatar {
  width: 44px; height: 44px;
  border-radius: 999px;
  background: var(--accent);
  color: #08130f;
  display: flex; align-items: center; justify-content: center;
  font-weight: 600;
  font-size: 18px;
}
.emp-name { font-size: 15px; font-weight: 500; color: var(--ink); }
.emp-meta { font-size: 12px; color: var(--ink-3); margin-top: 2px; font-family: var(--mono); }
.emp-badge {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--warm);
  background: var(--warm-soft);
  border: 1px solid rgba(245,158,11,0.3);
  padding: 4px 10px;
  border-radius: 999px;
}
.emp-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}
.emp-stat {
  background: var(--bg-1);
  padding: 16px;
  border-radius: 10px;
  text-align: center;
}
.emp-stat-num {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: -0.01em;
}
.emp-stat-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 4px;
}
.emp-skills-title {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 12px;
}
.emp-sk-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  font-size: 13px;
  border-bottom: 1px solid var(--line-soft);
}
.emp-sk-row:last-child { border-bottom: none; }
.emp-sk-name { color: var(--ink); }
.emp-sk-num { font-family: var(--mono); font-size: 11px; color: var(--ink-3); }

/* Org */
.org-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
}
.org-head {
  margin-bottom: 16px;
}
.org-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 8px;
}
.org-num {
  font-family: var(--serif);
  font-size: 56px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: -0.02em;
  line-height: 1;
}
.org-meta {
  font-size: 13px;
  color: var(--ink-3);
  margin-top: 6px;
}
.org-chart {
  width: 100%;
  height: 180px;
  margin: 16px 0;
}
.org-foot {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  color: var(--ink-2);
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}
.org-foot-row { display: flex; align-items: center; gap: 8px; }
.org-foot-dot { width: 10px; height: 2px; border-radius: 1px; }
.org-foot-dot.is-dashed {
  background: repeating-linear-gradient(90deg, var(--ink-4) 0 2px, transparent 2px 4px);
}

/* Comparison table */
.compare-section { background: var(--bg); }
.compare-table {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}
.compare-row {
  display: grid;
  grid-template-columns: 200px 1fr 1.3fr;
  border-bottom: 1px solid var(--line-soft);
  transition: background 150ms;
}
.compare-row:last-child { border-bottom: none; }
.compare-row:not(.compare-head-row):hover {
  background: var(--bg-1);
}
.compare-head-row {
  background: var(--bg-1);
}
.compare-head-row .compare-cell {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 14px 24px;
}
.compare-cell {
  padding: 22px 24px;
  font-size: 15px;
  color: var(--ink-2);
  border-right: 1px solid var(--line-soft);
  display: flex;
  align-items: center;
  gap: 10px;
}
.compare-cell:last-child { border-right: none; }
.compare-dim {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink);
  font-size: 16px;
  font-weight: 500;
}
.compare-trad { color: var(--ink-3); text-decoration: line-through; text-decoration-color: var(--ink-4); text-decoration-thickness: 1px; }
.compare-us { color: var(--ink); font-weight: 500; background: linear-gradient(90deg, var(--accent-soft), transparent 80%); }
.compare-us-mark { color: var(--accent); }
@media (max-width: 720px) {
  .compare-row { grid-template-columns: 1fr; }
  .compare-cell { border-right: none; border-bottom: 1px solid var(--line-soft); padding: 12px 16px; }
  .compare-row:last-child .compare-cell:last-child { border-bottom: none; }
}

/* Closing */
.closing-section {
  background: var(--bg);
  padding: 140px 0 0;
  border-bottom: none;
  position: relative;
  overflow: hidden;
}
.closing-glow {
  position: absolute;
  bottom: -300px;
  left: 50%;
  transform: translateX(-50%);
  width: 1200px;
  height: 600px;
  background: radial-gradient(ellipse, var(--accent-soft) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}
.closing-quote {
  text-align: center;
  margin-bottom: 80px;
  position: relative;
  z-index: 2;
}
.closing-quote .eyebrow {
  display: inline-block;
  margin-bottom: 32px;
}
.closing-text {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(32px, 5vw, 64px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 32px;
  color: var(--ink);
}
.closing-text em {
  font-style: italic;
  color: var(--accent);
}
.closing-sub {
  font-size: 18px;
  color: var(--ink-2);
  line-height: 1.6;
  max-width: 640px;
  margin: 0 auto;
}
.closing-cta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  position: relative;
  z-index: 2;
  margin-bottom: 80px;
}
@media (max-width: 900px) {
  .closing-cta { grid-template-columns: 1fr; }
}
.closing-cta-card {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: all 200ms;
}
.closing-cta-card:hover { border-color: var(--accent-line); transform: translateY(-2px); }
.closing-cta-card.is-primary {
  background: linear-gradient(180deg, var(--accent-soft), var(--bg-1));
  border-color: var(--accent-line);
}
.closing-cta-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.closing-cta-title {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.15;
  color: var(--ink);
  margin: 0;
}
.closing-cta-desc {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.55;
  flex: 1;
}
.closing-btn { align-self: flex-start; margin-top: 4px; }

/* Footer */
.site-foot {
  border-top: 1px solid var(--line-soft);
  padding: 28px 0;
  position: relative;
  z-index: 2;
}
.foot-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.foot-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
}
.foot-brand img {
  width: 28px; height: 28px;
  filter: brightness(0) invert(1);
}
.foot-brand > span:first-of-type {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro", "Segoe UI", system-ui, sans-serif;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.foot-tagline {
  color: var(--ink-3);
  font-weight: 400;
  font-size: 13px;
  margin-left: 6px;
}
.foot-meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-3);
}