:root {
  --crimson: #c0152a;
  --crimson-dk: #8b0f1e;
  --crimson-dim: rgb(192 21 42 / 0.1);
  --crimson-glow: rgb(192 21 42 / 0.2);
  --pulse: #e63950;
  --white: #fff;
  --off-white: #fafaf9;
  --ivory: #f5f3ef;
  --linen: #ede9e0;
  --border: #ddd8cf;
  --muted-border: #c8c2b5;
  --text-muted: #7a7165;
  --text-body: #3d3730;
  --text-ink: #1a1510;
  --green: #16803c;
  --green-dim: rgb(22 128 60 / 0.1);
  --amber: #b45309;
  --amber-dim: rgb(180 83 9 / 0.1);
  --blue: #1d4ed8;
  --blue-dim: rgb(29 78 216 / 0.1);
  --violet: #6d28d9;
  --font-disp: "Bitter", georgia, serif;
  --font-body: "Nunito Sans", system-ui, sans-serif;
  --font-mono: "Roboto Mono", monospace;
  --sh-sm: 0 1px 3px rgb(0 0 0 / 0.07), 0 1px 2px rgb(0 0 0 / 0.04);
  --sh-md: 0 4px 16px rgb(0 0 0 / 0.09), 0 1px 4px rgb(0 0 0 / 0.05);
  --sh-lg: 0 12px 40px rgb(0 0 0 / 0.12), 0 2px 8px rgb(0 0 0 / 0.06);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: #606872;
  color: var(--text-body);
  line-height: 1.75;
  overflow-x: hidden;
  font-size: 16px;
}

/* ── PROG ── */

#prog {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--crimson), var(--pulse));
  z-index: 1000;
  transition: width 0.1s;
}

/* ── HERO ── */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 100px 2rem 80px;
  background: var(--crimson-dk);
  position: relative;
  overflow: hidden;
}

.hero-texture {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgb(255 255 255 / 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / 0.03) 1px, transparent 1px);
  background-size: 32px 32px;
}

.hero-glow {
  position: absolute;
  width: 800px;
  height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgb(230 57 80 / 0.25) 0%, transparent 65%);
  top: -200px;
  right: -200px;
  pointer-events: none;
}

/* ECG SVG canvas */

.hero-ecg {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  pointer-events: none;
  opacity: 0.25;
}

.hero-inner {
  max-width: 1120px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgb(255 180 180 / 0.8);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  opacity: 0;
  animation: fu 0.6s 0.1s forwards;
}

.hero-eyebrow::before {
  content: "";
  width: 32px;
  height: 1px;
  background: rgb(255 150 150 / 0.5);
}

.hero h1 {
  font-family: var(--font-disp);
  font-size: clamp(2.4rem, 6.5vw, 5.5rem);
  font-weight: 900;
  line-height: 1.03;
  letter-spacing: -0.03em;
  color: #fff;
  margin-bottom: 0.5rem;
  opacity: 0;
  animation: fu 0.75s 0.25s forwards;
}

.ref-cite em {
  color: var(--text-muted);
}

.hero h1 em {
  font-style: italic;
  color: #ffa5b0;
}

.hero-subtitle {
  font-family: var(--font-disp);
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  font-weight: 300;
  font-style: italic;
  color: rgb(255 200 200 / 0.7);
  margin-bottom: 1.75rem;
  opacity: 0;
  animation: fu 0.75s 0.4s forwards;
}

.hero-abstract {
  font-size: 0.95rem;
  color: rgb(255 220 220 / 0.75);
  max-width: 640px;
  line-height: 1.85;
  margin-bottom: 2.5rem;
  border-left: 2px solid rgb(255 100 100 / 0.4);
  padding-left: 1.25rem;
  font-style: italic;
  opacity: 0;
  animation: fu 0.75s 0.55s forwards;
}

.hero-kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1px;
  background: rgb(255 255 255 / 0.1);
  border: 1px solid rgb(255 255 255 / 0.15);
  border-radius: 12px;
  overflow: hidden;
  max-width: 760px;
  opacity: 0;
  animation: fu 0.75s 0.7s forwards;
}

.hk {
  background: rgb(0 0 0 / 0.25);
  padding: 1.25rem 1.5rem;
  text-align: center;
}

.hk-val {
  font-family: var(--font-disp);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 0.25rem;
  color: #fff;
}

.hk-val.red {
  color: #ffa5b0;
}

.hk-val.grn {
  color: #86efac;
}

.hk-val.yel {
  color: #fde68a;
}

.hk-lbl {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgb(255 200 200 / 0.6);
}

.hero-author {
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgb(255 180 180 / 0.6);
  letter-spacing: 0.05em;
  opacity: 0;
  animation: fu 0.75s 0.85s forwards;
}

.hero-author strong {
  color: rgb(255 200 200 / 0.9);
}

.hero-scroll {
  position: absolute;
  bottom: 8rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  animation: bounce 2.2s infinite;
}

.hs-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, rgb(255 160 160 / 0.5), transparent);
}

.hs-lbl {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  color: rgb(255 160 160 / 0.5);
}

@keyframes fu {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes bounce {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(8px);
  }
}

/* ── SECTIONS ── */

section {
  padding: 5rem 2rem;
}

.si {
  max-width: 1120px;
  margin: 0 auto;
}

.sec-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--crimson);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sec-label::after {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--crimson);
}

h2.sec-title {
  font-family: var(--font-disp);
  font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--text-ink);
  margin-bottom: 1rem;
}

h2.sec-title em {
  font-style: italic;
  color: var(--crimson);
}

.sec-lead {
  font-size: 0.97rem;
  color: var(--text-muted);
  max-width: 680px;
  margin-bottom: 3rem;
  line-height: 1.82;
}

.sec-ivory {
  background: var(--ivory);
}

.sec-linen {
  background: var(--linen);
}

.sec-dark {
  background: var(--crimson-dk);
  color: rgb(255 220 220 / 0.85);
}

.sec-dark h2.sec-title {
  color: #fff;
}

.sec-dark .sec-lead {
  color: rgb(255 180 180 / 0.7);
}

.sec-dark .sec-label {
  color: #ffa5b0;
}

.sec-dark .sec-label::after {
  background: #ffa5b0;
}

.divider {
  height: 1px;
  background: var(--border);
  max-width: 1120px;
  margin: 0 auto;
}

.rv {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 0.65s ease,
    transform 0.65s ease;
}

.rv.vis {
  opacity: 1;
  transform: none;
}

.rv.d1 {
  transition-delay: 0.1s;
}

.rv.d2 {
  transition-delay: 0.2s;
}

.rv.d3 {
  transition-delay: 0.3s;
}

.rv.d4 {
  transition-delay: 0.4s;
}

/* ── MATH CALLOUT ── */

.math-box {
  background: var(--text-ink);
  border-radius: 12px;
  padding: 1.75rem 2rem;
  margin: 1.5rem 0;
  border: 1px solid rgb(255 255 255 / 0.08);
  box-shadow: var(--sh-md);
  overflow-x: auto;
}

.math-box .math-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgb(255 150 150 / 0.7);
  margin-bottom: 0.75rem;
}

.math-box .math-desc {
  font-size: 0.85rem;
  color: rgb(220 220 220 / 0.75);
  line-height: 1.8;
  margin-top: 0.75rem;
  font-style: italic;
}

.math-box .MJX-TEX,
.math-box .math-content {
  color: #fde68a;
}

/* inline math style overrides handled via MathJax */

.math-inline-block {
  background: var(--ivory);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin: 0.75rem 0;
  text-align: center;
  overflow-x: auto;
}

/* ── CONTRIB CARDS ── */

.contrib-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

@media (width <= 700px) {
  .contrib-trio {
    grid-template-columns: 1fr;
  }
}

.cc {
  border-radius: 12px;
  padding: 1.75rem 1.5rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-top: 3px solid;
  box-shadow: var(--sh-sm);
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}

.cc:hover {
  transform: translateY(-4px);
  box-shadow: var(--sh-lg);
}

.cc.c1 {
  border-top-color: var(--crimson);
}

.cc.c2 {
  border-top-color: var(--green);
}

.cc.c3 {
  border-top-color: var(--blue);
}

.cc-num {
  font-family: var(--font-disp);
  font-size: 2.5rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 0.6rem;
}

.c1 .cc-num {
  color: rgb(192 21 42 / 0.15);
}

.c2 .cc-num {
  color: rgb(22 128 60 / 0.15);
}

.c3 .cc-num {
  color: rgb(29 78 216 / 0.15);
}

.cc-title {
  font-weight: 700;
  font-size: 0.97rem;
  color: var(--text-ink);
  margin-bottom: 0.5rem;
}

.cc-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ── PIPELINE FLOW ── */

.pipe-flow {
  display: flex;
  align-items: stretch;
  overflow-x: auto;
  margin-bottom: 2.5rem;
  padding-bottom: 0.5rem;
}

.pf-step {
  flex: 1 1 120px;
  min-width: 110px;
  text-align: center;
  padding: 1.25rem 0.75rem;
  background: var(--white);
  border: 1px solid var(--border);
  box-shadow: var(--sh-sm);
  position: relative;
  transition: border-color 0.2s;
}

.pf-step:hover {
  border-color: var(--crimson);
}

.pf-step:first-child {
  border-radius: 10px 0 0 10px;
}

.pf-step:last-child {
  border-radius: 0 10px 10px 0;
}

.pf-step + .pf-step {
  border-left: none;
}

.pf-step::after {
  content: "→";
  position: absolute;
  right: -14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--crimson);
  font-size: 1rem;
  z-index: 2;
  background: var(--white);
  padding: 0 2px;
}

.pf-step:last-child::after {
  display: none;
}

.pfs-icon {
  font-size: 1.6rem;
  margin-bottom: 0.4rem;
}

.pfs-name {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--crimson);
  margin-bottom: 0.25rem;
}

.pfs-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ── ARCH LAYERS ── */

.arch-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

@media (width <= 680px) {
  .arch-grid {
    grid-template-columns: 1fr;
  }
}

.al {
  border-radius: 12px;
  padding: 1.75rem;
  border: 1px solid var(--border);
  background: var(--white);
  box-shadow: var(--sh-sm);
}

.al-num {
  font-family: var(--font-disp);
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
  color: var(--linen);
  margin-bottom: 0.5rem;
}

.al-title {
  font-weight: 700;
  font-size: 0.97rem;
  color: var(--text-ink);
  margin-bottom: 0.3rem;
}

.al-sub {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--crimson);
  margin-bottom: 0.75rem;
}

.al-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.al-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.75rem;
}

.al-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.15rem 0.45rem;
  border-radius: 3px;
  background: var(--ivory);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

/* ── SAFETY LAYERS ── */

.safety-stack {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.sl {
  padding: 1.5rem 1.75rem;
  border: 1px solid var(--border);
  border-bottom: none;
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 1.25rem;
  align-items: start;
  background: var(--white);
  transition: background 0.2s;
}

.sl:first-child {
  border-radius: 12px 12px 0 0;
}

.sl:last-child {
  border-bottom: 1px solid var(--border);
  border-radius: 0 0 12px 12px;
}

.sl:hover {
  background: var(--ivory);
}

.sl-num {
  font-family: var(--font-disp);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--linen);
  text-align: center;
  line-height: 1;
}

.sl-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-ink);
  margin-bottom: 0.3rem;
}

.sl-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.sl-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  display: inline-block;
  margin-top: 0.5rem;
}

.sl-b-red {
  background: var(--crimson-dim);
  color: var(--crimson);
  border: 1px solid rgb(192 21 42 / 0.2);
}

.sl-b-grn {
  background: var(--green-dim);
  color: var(--green);
  border: 1px solid rgb(22 128 60 / 0.2);
}

.sl-b-blue {
  background: var(--blue-dim);
  color: var(--blue);
  border: 1px solid rgb(29 78 216 / 0.2);
}

.sl-b-amb {
  background: var(--amber-dim);
  color: var(--amber);
  border: 1px solid rgb(180 83 9 / 0.2);
}

@media (width <= 560px) {
  .sl {
    grid-template-columns: 1fr;
  }
}

/* ── PERF BARS ── */

.perf-bars {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem;
  box-shadow: var(--sh-sm);
  margin-bottom: 2.5rem;
}

.pb-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.pb-rows {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.pb-row {
  display: grid;
  grid-template-columns: 150px 1fr 80px;
  align-items: center;
  gap: 1rem;
}

@media (width <= 500px) {
  .pb-row {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }
}

.pb-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-ink);
  text-align: right;
}

@media (width <= 500px) {
  .pb-label {
    text-align: left;
  }
}

.pb-track {
  height: 26px;
  background: var(--ivory);
  border-radius: 6px;
  overflow: hidden;
}

.pb-fill {
  height: 100%;
  border-radius: 6px;
  width: 0;
  transition: width 1.4s cubic-bezier(0.22, 0.61, 0.36, 1);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 0.5rem;
}

.pb-fill-lbl {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: #fff;
}

.pb-val {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ── LEP VISUAL ── */

.lep-box {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem;
  box-shadow: var(--sh-md);
  margin-bottom: 2.5rem;
  border-left: 4px solid var(--green);
}

.lep-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 0.5rem;
}

.lep-title {
  font-family: var(--font-disp);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-ink);
  margin-bottom: 0.75rem;
}

.lep-weights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.lw {
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
  border: 1px solid var(--border);
  background: var(--ivory);
}

.lw-val {
  font-family: var(--font-disp);
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 0.25rem;
}

.lw-w1 {
  color: var(--green);
}

.lw-w2 {
  color: var(--amber);
}

.lw-w3 {
  color: var(--crimson);
}

.lw-w4 {
  color: #7c3aed;
}

.lw-name {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.lw-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

/* ── XAI DUAL ── */

.xai-duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

@media (width <= 768px) {
  .xai-duo {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

.xai-card {
  border-radius: 12px;
  padding: 1.75rem;
  border: 1px solid var(--border);
  background: var(--white);
  box-shadow: var(--sh-sm);
  overflow-x: auto;
}

@media (width <= 480px) {
  .xai-card {
    padding: 1.25rem;
  }

  .xai-title {
    font-size: 1.1rem;
  }
}

.xai-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
  display: inline-block;
  margin-bottom: 0.6rem;
}

.xai-shap .xai-tag {
  background: var(--crimson-dim);
  color: var(--crimson);
  border: 1px solid rgb(192 21 42 / 0.2);
}

.xai-lime .xai-tag {
  background: var(--blue-dim);
  color: var(--blue);
  border: 1px solid rgb(29 78 216 / 0.2);
}

.xai-title {
  font-family: var(--font-disp);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-ink);
  margin-bottom: 0.5rem;
}

.xai-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 1rem;
}

/* Ensure MathJax block formulas don't break cards */
mjx-container[display="true"] {
  overflow: auto hidden;
  max-width: 100%;
  padding: 0.5rem 0;
}

/* ── SHAP WATERFALL SVG ── */

.shap-wrap {
  background: var(--text-ink);
  border-radius: 10px;
  padding: 1.25rem;
  margin-bottom: 2.5rem;
  overflow-x: auto;
}

.shap-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgb(255 160 160 / 0.6);
  margin-bottom: 1rem;
}

svg.shap-svg {
  width: 100%;
  height: auto;
  display: block;
}

@media (width <= 480px) {
  .shap-wrap {
    padding: 0.85rem;
  }

  svg.shap-svg {
    min-width: 600px;
  }
}

/* ── RADAR SVG ── */

.radar-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

@media (width <= 768px) {
  .radar-wrap {
    grid-template-columns: 1fr;
  }
}

.radar-box {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: var(--sh-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: auto;
}

@media (width <= 480px) {
  .radar-box {
    padding: 1rem;
  }
}

.radar-box-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
  align-self: flex-start;
}

svg.radar-svg {
  width: 100%;
  max-width: 260px;
  height: auto;
}

/* ── API TABLE ── */

.api-method {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

.api-get {
  background: var(--green-dim);
  color: var(--green);
}

.api-post {
  background: var(--crimson-dim);
  color: var(--crimson);
}

.api-ep {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-ink);
}

/* ── CODE BLOCK ── */

.code-block {
  background: var(--text-ink);
  border-radius: 10px;
  padding: 1.5rem 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.9;
  color: #cdd6e0;
  overflow-x: auto;
  margin-bottom: 1.25rem;
  box-shadow: var(--sh-md);
}

@media (width <= 480px) {
  .code-block {
    padding: 1rem 1.25rem;
    font-size: 0.72rem;
  }
}

.ck {
  color: #ffa5b0;
}

.cv {
  color: #86efac;
}

.cs {
  color: #fde68a;
}

.cm {
  color: #6b7280;
  font-style: italic;
}

.cn {
  color: #a5f3fc;
}

/* ── MONITORING ── */

.mon-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.mc {
  border-radius: 10px;
  padding: 1.25rem;
  border: 1px solid var(--border);
  background: var(--white);
  box-shadow: var(--sh-sm);
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}

.mc:hover {
  transform: translateY(-3px);
  box-shadow: var(--sh-md);
}

.mc-icon {
  font-size: 1.5rem;
  margin-bottom: 0.6rem;
}

.mc-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-ink);
  margin-bottom: 0.3rem;
}

.mc-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── CALLOUT BOX ── */

.callout {
  border-left: 3px solid var(--crimson);
  background: var(--crimson-dim);
  border-radius: 0 8px 8px 0;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

.callout p {
  font-style: italic;
  font-size: 0.92rem;
  color: var(--text-body);
  line-height: 1.75;
}

.callout p strong {
  font-style: normal;
  color: var(--crimson);
}

/* ── FUTURE ITEMS ── */

.future-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.fg {
  border-radius: 10px;
  padding: 1.25rem;
  border: 1px solid var(--border);
  background: var(--white);
  box-shadow: var(--sh-sm);
}

.fg-icon {
  font-size: 1.5rem;
  margin-bottom: 0.6rem;
}

.fg-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-ink);
  margin-bottom: 0.3rem;
}

.fg-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── REFS ── */

.refs-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.ref-item {
  padding: 0.9rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--sh-sm);
}

.ref-num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--crimson);
  margin-bottom: 0.2rem;
}

.ref-cite {
  font-size: 0.85rem;
  color: var(--text-body);
  line-height: 1.6;
}

/* ── TABLES ── */

.dt,
.metrics-table,
.fair-table,
.api-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--sh-sm);
}

.dt thead,
.fair-table thead,
.api-table thead {
  background: var(--text-ink);
  color: #fff;
}

.metrics-table thead {
  background: var(--crimson-dk);
  color: #fff;
}

.dt th,
.metrics-table th,
.fair-table th,
.api-table th {
  padding: 1rem 1.25rem;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dt td,
.metrics-table td,
.fair-table td,
.api-table td {
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.86rem;
  background: var(--white);
}

.metrics-table td {
  padding: 0.9rem 1.25rem;
  font-size: 0.88rem;
  vertical-align: middle;
}

.dt td {
  padding: 0.82rem 1.25rem;
}

.dt tr:last-child td,
.metrics-table tr:last-child td,
.fair-table tr:last-child td,
.api-table tr:last-child td {
  border-bottom: none;
}

.dt tr:hover td,
.metrics-table tr:hover td,
.fair-table tr:hover td,
.api-table tr:hover td {
  background: var(--ivory);
}

/* ── MISC ── */

@media (width <= 480px) {
  .math-inline-row {
    overflow-x: auto;
    white-space: nowrap;
    padding-bottom: 0.5rem;
  }
}

.gauge-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}

.gauge-inner {
  position: relative;
  display: inline-block;
}

/* ── STAT ROW ── */

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1px;
  background: var(--border);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 2.5rem;
}

.sc {
  flex: 1 1 130px;
  background: var(--white);
  padding: 1.5rem;
  text-align: center;
}

.sc-val {
  font-family: var(--font-disp);
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 0.25rem;
}

.sc-lbl {
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

@media (width <= 768px) {
  .hero-kpis,
  .stat-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (width <= 480px) {
  .hero {
    padding: 80px 1.25rem 60px;
    min-height: auto;
  }

  .hero-kpis,
  .stat-row {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1rem;
    line-height: 1.4;
  }

  .hero-inner {
    padding: 0 1.25rem;
  }

  .si {
    padding: 0 1.25rem;
  }
}