/* ============================================================
   SOULS IN DEVELOPMENT — shared core stylesheet
   Each hemisphere (companion, clinical, education, corporate,
   developer, home, hub) overrides the --hemi-* variables and
   optionally re-declares type / grid / texture.
============================================================ */

:root {
  /* Base system (can be overridden by hemisphere theme) */
  --ink:        #0B0F1A;
  --ink-2:      #121828;
  --ink-3:      #1A2236;
  --hairline:   rgba(236, 232, 216, 0.08);
  --hairline-2: rgba(236, 232, 216, 0.16);
  --paper:      #ECE8D8;
  --paper-dim:  #B8B4A6;
  --paper-mute: #7A776B;
  --paper-ghost:#4A4840;

  /* Hemisphere accent — overridden per site */
  --hemi:       #5EEAD4;   /* teal default (Souls hub) */
  --hemi-2:     #C8A44D;   /* gold */
  --hemi-soft:  rgba(94, 234, 212, 0.08);
  --hemi-glow:  rgba(94, 234, 212, 0.28);

  /* Type */
  --serif: "New York", "Source Serif 4", "Iowan Old Style", Georgia, serif;
  --sans:  -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", sans-serif;
  --mono:  "SF Mono", "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;

  /* Radius / layout */
  --r-1: 2px;
  --r-2: 6px;
  --r-3: 14px;
  --wrap: 1440px;
  --gutter: 48px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--ink); color: var(--paper); font-family: var(--sans); font-size: 15px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
body { overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; color: inherit; background: none; border: none; cursor: pointer; }
img, svg { display: block; max-width: 100%; }
strong { font-weight: 600; color: var(--paper); }
em { font-style: italic; }

/* ---------- Type system ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--hemi);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--hemi);
  opacity: 0.6;
}

.display {
  font-family: var(--serif);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.015em;
  font-size: clamp(48px, 7vw, 104px);
  text-wrap: balance;
}
.display em { font-style: italic; color: var(--paper-dim); }
.display .hemi { color: var(--hemi); font-style: italic; }

.section-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(30px, 3.4vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  text-wrap: balance;
}
.section-sub {
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.5;
  color: var(--paper-dim);
  max-width: 60ch;
  text-wrap: pretty;
  margin-top: 16px;
}

.mono { font-family: var(--mono); letter-spacing: 0.08em; }
.mono-s { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--paper-mute); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1px solid var(--hairline-2);
  border-radius: var(--r-2);
  transition: border-color 180ms ease, background 180ms ease, color 180ms ease;
}
.btn:hover { border-color: var(--paper-dim); background: rgba(255,255,255,0.02); }
.btn-primary {
  background: var(--hemi);
  color: var(--ink);
  border-color: var(--hemi);
}
.btn-primary:hover { background: transparent; color: var(--hemi); border-color: var(--hemi); }
.btn-small { padding: 9px 14px; font-size: 10px; }
.btn.arrow::after { content: "→"; font-family: var(--serif); font-size: 15px; letter-spacing: 0; }

/* ---------- Layout ---------- */
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: clamp(60px, 9vw, 140px) 0; position: relative; }
.rule { height: 1px; background: var(--hairline); width: 100%; }

.section-head {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 80px;
  align-items: end;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 56px;
}
.section-head .rhs {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--paper-mute);
  line-height: 1.9;
  text-align: right;
  text-transform: uppercase;
}

/* ---------- Top bar / nav (shared across all sub-sites) ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 60;
  background: color-mix(in oklch, var(--ink) 88%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--hairline);
  transition: transform .4s ease;
}
.topbar.tucked { transform: translateY(-110%); }
.topbar-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 14px var(--gutter);
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand {
  font-family: var(--serif);
  font-size: 19px;
  letter-spacing: -0.005em;
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}
.brand-mark {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--hemi), color-mix(in oklch, var(--hemi) 40%, var(--ink)));
  box-shadow: 0 0 18px var(--hemi-glow);
}
.brand-suffix { color: var(--paper-dim); font-style: italic; font-size: 14px; margin-left: 2px; }

.hemi-tabs {
  flex: 1;
  display: flex;
  gap: 0;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  overflow-x: auto;
  scrollbar-width: none;
}
.hemi-tabs::-webkit-scrollbar { display: none; }
.hemi-tab {
  padding: 10px 14px;
  color: var(--paper-mute);
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color 160ms ease, border-color 160ms ease;
  display: inline-flex; align-items: center; gap: 8px;
}
.hemi-tab:hover { color: var(--paper); }
.hemi-tab.active {
  color: var(--hemi);
  border-bottom-color: var(--hemi);
}
.hemi-tab .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor; opacity: 0.4;
}
.hemi-tab.active .dot { opacity: 1; box-shadow: 0 0 8px currentColor; }

/* ---------- Hero helpers ---------- */
.starfield {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.55;
  background-image:
    radial-gradient(1px 1px at 12% 18%, var(--paper) 50%, transparent 60%),
    radial-gradient(1px 1px at 38% 72%, var(--paper) 50%, transparent 60%),
    radial-gradient(1px 1px at 55% 34%, var(--paper) 50%, transparent 60%),
    radial-gradient(1.5px 1.5px at 71% 58%, var(--hemi) 50%, transparent 60%),
    radial-gradient(1px 1px at 86% 22%, var(--paper) 50%, transparent 60%),
    radial-gradient(1px 1px at 24% 50%, var(--paper-dim) 50%, transparent 60%),
    radial-gradient(1px 1px at 64% 82%, var(--paper-dim) 50%, transparent 60%);
}

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--hairline);
  padding: 48px 0 60px;
  background: var(--ink);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 40px;
}
.footer h4 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--paper-mute);
  margin-bottom: 14px;
}
.footer ul { list-style: none; font-family: var(--serif); font-size: 15px; line-height: 1.9; }
.footer ul a { color: var(--paper-dim); }
.footer ul a:hover { color: var(--hemi); }
.footer-bottom {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid var(--hairline);
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--paper-mute);
}

/* ---------- Utility ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gutter); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.grid-3 > * { background: var(--ink); padding: 32px; }

/* ============================================================
   HEMISPHERE HERO (shared across sub-sites)
============================================================ */
.hero {
  position: relative;
  padding: clamp(64px, 10vw, 140px) 0 clamp(60px, 9vw, 120px);
  overflow: hidden;
  border-bottom: 1px solid var(--hairline);
  background: radial-gradient(1200px 600px at 70% 10%, var(--hemi-soft), transparent 60%), var(--ink);
}
.hero-inner { position: relative; display: grid; grid-template-columns: 1.25fr 1fr; gap: 72px; align-items: center; }
.hero-coord { font-family: var(--mono); font-size: 10px; letter-spacing: 0.24em; color: var(--paper-mute); text-transform: uppercase; margin-bottom: 22px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero-coord .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--hemi); box-shadow: 0 0 8px var(--hemi); align-self: center; }
.hero-sub { font-family: var(--serif); font-size: 20px; line-height: 1.55; color: var(--paper-dim); max-width: 54ch; margin-top: 32px; }
.hero-cta { display: flex; gap: 14px; margin-top: 40px; flex-wrap: wrap; }
.hero-meta { margin-top: 64px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; padding-top: 28px; border-top: 1px solid var(--hairline); }
.hero-meta .mono-s { color: var(--paper-mute); margin-bottom: 6px; }
.hero-meta .val { font-family: var(--serif); font-size: 18px; font-weight: 400; }
.cartouche { aspect-ratio: 1 / 1; position: relative; }
.cartouche svg { width: 100%; height: 100%; filter: drop-shadow(0 0 24px var(--hemi-glow)); }

/* ============================================================
   HEMISPHERE "what lives here" cells
============================================================ */
.hcell-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--hairline); border: 1px solid var(--hairline);
}
.hcell {
  background: var(--ink); padding: 28px;
  display: flex; flex-direction: column; gap: 8px; min-height: 200px;
  transition: background 220ms ease;
  cursor: pointer; position: relative; text-align: left;
  font: inherit; color: inherit; border: none; width: 100%;
}
.hcell:hover, .hcell:focus-visible { background: var(--ink-2); outline: none; }
.hcell-n { color: var(--hemi); }
.hcell-k { font-family: var(--serif); font-size: 22px; font-weight: 400; letter-spacing: -0.005em; }
.hcell-s { font-family: var(--serif); font-size: 14px; line-height: 1.5; color: var(--paper-dim); }
.hcell-v { font-family: var(--serif); font-size: 14px; line-height: 1.6; color: var(--paper-dim); }
.hcell-expand { max-height: 0; overflow: hidden; transition: max-height 320ms ease, margin 260ms ease; margin-top: 0; }
.hcell--open .hcell-expand { max-height: 400px; margin-top: 8px; }
.hcell-toggle {
  margin-top: auto; color: var(--hemi); font-size: 10px;
  display: flex; align-items: center; gap: 6px;
  transition: color 160ms;
}
.hcell--open .hcell-toggle::before { content: "− close"; }
.hcell--open .hcell-toggle { color: var(--paper-mute); }
.hcell--open .hcell-toggle > span { display: none; }
.hcell:not(.hcell--open) .hcell-toggle { }

/* Faculty card — interactive version */
.fac { cursor: pointer; outline: none; }
.fac-head { display: flex; flex-direction: column; gap: 6px; }
.fac-short { font-family: var(--serif); font-size: 14px; color: var(--paper-dim); line-height: 1.45; }
.fac-expand { max-height: 0; overflow: hidden; transition: max-height 320ms ease; }
.fac--open .fac-expand { max-height: 400px; }
.fac-desc { margin-top: 10px; font-family: var(--serif); font-size: 13px; line-height: 1.55; color: var(--paper-dim); }
.fac-data { margin-top: 12px; }
.fac-toggle {
  margin-top: auto; color: var(--hemi); font-size: 10px;
}
.fac--open .fac-toggle::before { content: "− close"; }
.fac--open .fac-toggle { color: var(--paper-mute); }

/* Spark tier expand */
.spark-tier { cursor: pointer; outline: none; }
.spark-tier-short { font-family: var(--serif); font-size: 15px; line-height: 1.55; color: var(--paper-dim); }
.spark-tier-expand { max-height: 0; overflow: hidden; transition: max-height 400ms ease; }
.spark-tier--open .spark-tier-expand { max-height: 600px; }
.spark-toggle { color: var(--hemi); font-size: 10px; margin-top: auto; }
.spark-tier--open .spark-toggle::before { content: "Close −"; }
.spark-tier--open .spark-toggle { color: var(--paper-mute); }

/* Pricing pills + panels */
.pr-pills {
  display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 32px;
  padding-bottom: 28px; border-bottom: 1px solid var(--hairline);
}
.pr-pill {
  padding: 12px 16px; border: 1px solid var(--hairline);
  border-radius: var(--r-2); background: var(--ink);
  display: flex; flex-direction: column; align-items: flex-start; gap: 2px;
  transition: all 180ms ease; min-width: 120px;
}
.pr-pill:hover { border-color: var(--paper-mute); background: var(--ink-2); }
.pr-pill.active { border-color: var(--hemi); background: var(--hemi-soft); color: var(--hemi); }
.pr-pill-tier { color: var(--paper-mute); font-size: 9px; }
.pr-pill.active .pr-pill-tier { color: var(--hemi); }
.pr-pill-name { font-family: var(--serif); font-size: 16px; font-weight: 400; }

.pr-panels { position: relative; }
.pr-panel {
  display: none;
  background: var(--ink-2);
  border: 1px solid var(--hairline); border-radius: var(--r-3);
  padding: 40px;
}
.pr-panel.active { display: block; }
.pr-panel-head {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 24px; padding-bottom: 28px; border-bottom: 1px solid var(--hairline);
  margin-bottom: 28px; flex-wrap: wrap;
}
.pr-panel-tier { color: var(--hemi); margin-bottom: 8px; }
.pr-panel-price { font-family: var(--serif); font-size: 52px; font-weight: 400; letter-spacing: -0.02em; line-height: 1; }
.pr-panel-sub { color: var(--paper-mute); font-size: 10px; margin-top: 8px; }
.pr-panel-badge { color: var(--hemi); padding: 6px 12px; border: 1px solid var(--hemi); border-radius: 99px; font-size: 9px; }
.pr-panel-features {
  list-style: none;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 32px;
  font-family: var(--serif); font-size: 15px; color: var(--paper-dim);
}
.pr-panel-features li { padding-left: 18px; position: relative; line-height: 1.45; }
.pr-panel-features li::before {
  content: "→"; position: absolute; left: 0; color: var(--hemi); font-family: var(--serif);
}

@media (max-width: 760px) {
  .pr-panel-features { grid-template-columns: 1fr; }
  .pr-panel { padding: 28px; }
  .pr-panel-price { font-size: 40px; }
}

@media (max-width: 1100px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hcell-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .hcell-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   FACULTIES — 3x3 grid
============================================================ */
.fac-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}
.fac {
  background: var(--ink);
  padding: 36px 32px 32px;
  display: flex; flex-direction: column; gap: 12px;
  min-height: 240px;
  position: relative;
  transition: background 240ms ease;
}
.fac:hover { background: var(--ink-2); }
.fac--empty {
  background: repeating-linear-gradient(45deg, var(--ink) 0, var(--ink) 10px, var(--ink-2) 10px, var(--ink-2) 11px);
  opacity: 0.65;
}
.fac--empty .fac-name { color: var(--paper-mute); font-style: italic; }
.fac-num { color: var(--hemi); font-size: 10px; }
.fac-name {
  font-family: var(--serif); font-size: 26px; font-weight: 400;
  letter-spacing: -0.01em;
}
.fac-desc {
  font-family: var(--serif); font-size: 14px; line-height: 1.55;
  color: var(--paper-dim); flex: 1;
}
.fac-data { color: var(--paper-mute); font-size: 10px; margin-top: auto; }

/* ============================================================
   SPARK
============================================================ */
.spark-section { background: linear-gradient(180deg, var(--ink) 0, var(--ink-2) 50%, var(--ink) 100%); }
.spark-tiers {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  margin-bottom: 72px;
}
.spark-tier {
  background: var(--ink-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r-3);
  padding: 32px;
  display: flex; flex-direction: column; gap: 18px;
  position: relative; overflow: hidden;
}
.spark-tier::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: linear-gradient(90deg, var(--hemi), var(--hemi-2));
  opacity: 0.7;
}
.spark-tier--credit::before { background: linear-gradient(90deg, #B8E6C1, #5EEAD4); }
.spark-tier--spark::before  { background: linear-gradient(90deg, #5EEAD4, #C8A44D); }
.spark-tier--stake::before  { background: linear-gradient(90deg, #C8A44D, #E8A87C); }

.spark-tier-head { display: flex; gap: 18px; align-items: flex-start; }
.spark-glyph {
  width: 52px; height: 52px; flex: 0 0 52px;
  border: 1px solid var(--hairline-2);
  border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--serif); font-size: 22px; color: var(--hemi);
  position: relative;
}
.spark-glyph::before {
  content: ""; position: absolute; inset: 8px; border-radius: 50%;
  border: 1px dashed currentColor; opacity: 0.4;
}
.spark-glyph--credit::after { content: "◐"; }
.spark-glyph--spark::after  { content: "✦"; }
.spark-glyph--stake::after  { content: "◆"; }
.spark-glyph::after { font-family: var(--serif); font-size: 22px; color: var(--hemi); }

.spark-tier-name {
  font-family: var(--serif); font-size: 32px; font-weight: 400;
  line-height: 1; margin-top: 6px; letter-spacing: -0.01em;
}
.spark-tier-mech { font-family: var(--mono); font-size: 10px; color: var(--paper-mute); text-transform: uppercase; letter-spacing: 0.18em; margin-top: 6px; }
.spark-tier-desc { font-family: var(--serif); font-size: 14px; line-height: 1.6; color: var(--paper-dim); }
.spark-tier-rules {
  list-style: none;
  border-top: 1px solid var(--hairline);
  padding-top: 16px;
  display: flex; flex-direction: column; gap: 8px;
}
.spark-tier-rules li {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em;
  color: var(--paper-mute); padding-left: 14px; position: relative;
  line-height: 1.6;
}
.spark-tier-rules li::before { content: "·"; position: absolute; left: 0; color: var(--hemi); }

.spark-flow-label { color: var(--paper-mute); margin-bottom: 20px; }
.spark-flow {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 0;
  border: 1px solid var(--hairline); border-radius: var(--r-2);
  margin-bottom: 72px;
}
.spark-step {
  padding: 24px; border-right: 1px solid var(--hairline);
  display: flex; flex-direction: column; gap: 10px;
}
.spark-step:last-child { border-right: none; }
.spark-step .mono-s { color: var(--hemi); }
.spark-step-title { font-family: var(--serif); font-size: 20px; font-weight: 400; }
.spark-step-desc { font-family: var(--serif); font-size: 13px; line-height: 1.55; color: var(--paper-dim); }

.spark-funds { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.fund {
  padding: 28px;
  border: 1px solid var(--hairline); border-radius: var(--r-2);
  background: var(--ink-2);
}
.fund .mono-s { color: var(--hemi-2); margin-bottom: 10px; }
.fund-name { font-family: var(--serif); font-size: 22px; font-weight: 400; margin-bottom: 12px; }
.fund-desc { font-family: var(--serif); font-size: 14px; color: var(--paper-dim); line-height: 1.55; }

/* ============================================================
   ZODIAC
============================================================ */
.zx-grid { display: grid; grid-template-columns: 360px 1fr; gap: 56px; align-items: start; }
.zx-sys-list {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
  background: var(--hairline); border: 1px solid var(--hairline);
  margin-bottom: 24px;
}
.zx-sys {
  background: var(--ink); padding: 14px 16px; text-align: left;
  display: flex; flex-direction: column; gap: 4px;
  transition: background 160ms ease, color 160ms ease;
}
.zx-sys:hover { background: var(--ink-2); }
.zx-sys.active { background: var(--hemi-soft); color: var(--hemi); }
.zx-sys-name { font-family: var(--serif); font-size: 15px; }
.zx-sys-note { color: var(--paper-mute); font-size: 9px; letter-spacing: 0.1em; }
.zx-sys.active .zx-sys-note { color: var(--hemi); opacity: 0.75; }

.zx-date {
  display: flex; flex-direction: column; gap: 6px;
  padding: 14px 16px; border: 1px solid var(--hairline);
  border-radius: var(--r-2); margin-bottom: 20px;
}
.zx-date .mono-s { color: var(--paper-mute); }
.zx-date input {
  background: transparent; border: none; color: var(--paper);
  font-family: var(--serif); font-size: 18px; outline: none;
  color-scheme: dark;
}

.zx-result {
  display: grid; grid-template-columns: 1fr auto 1fr;
  gap: 14px; align-items: center;
  padding: 20px; border: 1px solid var(--hairline); border-radius: var(--r-3);
  background: var(--ink-2);
}
.zx-result-row { display: flex; flex-direction: column; gap: 4px; }
.zx-result-row--ai { text-align: right; }
.zx-result-label { color: var(--paper-mute); }
.zx-result-row--ai .zx-result-label { color: var(--hemi); }
.zx-result-sign { font-family: var(--serif); font-size: 26px; font-weight: 400; letter-spacing: -0.01em; }
.zx-result-row--ai .zx-result-sign { color: var(--hemi); font-style: italic; }
.zx-result-tend { font-family: var(--serif); font-size: 12px; color: var(--paper-dim); line-height: 1.4; }
.zx-result-arrow { font-size: 24px; color: var(--hemi); font-family: var(--serif); }

.zx-star {
  min-height: 380px; background: var(--ink-2);
  border: 1px solid var(--hairline); border-radius: var(--r-3);
  overflow: hidden;
}
.zx-caption { margin-top: 12px; color: var(--paper-mute); text-align: center; }

/* ============================================================
   PAPERS
============================================================ */
.paper-list { display: flex; flex-direction: column; border-top: 1px solid var(--hairline); }
.paper-row {
  display: grid;
  grid-template-columns: 180px 1.2fr 2fr 90px;
  gap: 32px; align-items: center;
  padding: 22px 12px; border-bottom: 1px solid var(--hairline);
  transition: background 180ms ease;
}
.paper-row:hover { background: var(--ink-2); }
.paper-kind { color: var(--hemi); font-size: 10px; }
.paper-title { font-family: var(--serif); font-size: 19px; }
.paper-desc { font-family: var(--serif); font-size: 13px; color: var(--paper-dim); line-height: 1.5; }
.paper-cta { color: var(--paper-mute); text-align: right; }
.paper-row:hover .paper-cta { color: var(--hemi); }

@media (max-width: 1100px) {
  .spark-flow { grid-template-columns: repeat(2, 1fr); }
  .spark-flow .spark-step { border-right: none; border-bottom: 1px solid var(--hairline); }
  .zx-grid { grid-template-columns: 1fr; }
  .paper-row { grid-template-columns: 1fr; gap: 6px; }
}

@media (max-width: 900px) {
  :root { --gutter: 24px; }
  .section-head { grid-template-columns: 1fr; gap: 24px; }
  .section-head .rhs { text-align: left; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3, .fac-grid { grid-template-columns: 1fr; }
  .spark-tiers, .spark-funds { grid-template-columns: 1fr; }
}