:root {
  --bg: #120d1c;
  --panel: rgba(59, 38, 77, 0.48);
  --panel-2: rgba(82, 57, 106, 0.44);
  --text: #f7efff;
  --muted: #d3c1ea;
  --line: rgba(242, 223, 255, 0.13);
  --green: #d6ff72;
  --red: #ff9f9f;
  --amber: #ffd8a0;
  --dead: #24172f;
  --lavender: #af93ce;
  --lavender-soft: #ceb7e3;
  --plum: #6f568d;
  --plum-deep: #4e3662;
  --shadow: rgba(17, 9, 27, 0.38);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 14% 18%, rgba(206, 167, 218, 0.32), transparent 24%),
    radial-gradient(circle at 88% 14%, rgba(115, 90, 144, 0.36), transparent 25%),
    radial-gradient(circle at 50% 100%, rgba(224, 203, 234, 0.15), transparent 34%),
    linear-gradient(180deg, #1b1228 0%, #140e1f 52%, var(--bg) 100%);
  color: var(--text);
  font: 16px/1.45 "Avenir Next", "Inter", "Segoe UI", sans-serif;
  position: relative;
}
body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  border-radius: 999px;
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.45;
  z-index: 0;
}
body::before {
  width: 260px;
  height: 260px;
  top: 72px;
  right: 8%;
  background: rgba(175, 147, 206, 0.42);
}
body::after {
  width: 320px;
  height: 320px;
  left: -50px;
  bottom: 4%;
  background: rgba(78, 54, 98, 0.55);
}
.app { position: relative; z-index: 1; max-width: 1080px; margin: 0 auto; padding: 36px 24px 56px; }
.topbar, .hero, .science-grid { display: grid; gap: 18px; }
.topbar { grid-template-columns: 1fr auto; align-items: start; }
.eyebrow, .label, .explanation { color: var(--muted); }
.eyebrow { margin: 0 0 8px; text-transform: uppercase; letter-spacing: .18em; font-size: .72rem; color: var(--lavender-soft); }
h1, h2, h3, p { margin: 0; }
h1 { font: 600 clamp(2.7rem, 5vw, 4.5rem)/.92 Georgia, "Times New Roman", serif; letter-spacing: -.02em; }
h3 { margin-bottom: 12px; font-size: 1rem; color: #f2e6ff; }
.register-tag {
  color: var(--lavender-soft);
  text-transform: uppercase;
  letter-spacing: .2em;
  font-size: .78rem;
  justify-self: end;
  text-align: right;
  opacity: .82;
}
.hero { grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 28px 0 18px; }
.hero-card, .panel {
  background: linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.02)), var(--panel);
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 24px;
  box-shadow: 0 28px 60px var(--shadow), inset 0 1px 0 rgba(255,255,255,.07);
  backdrop-filter: blur(18px);
}
.hero-card { min-width: 0; }
.state {
  font-size: clamp(2rem, 6vw, 5rem);
  line-height: .95;
  letter-spacing: .02em;
  overflow-wrap: anywhere;
  text-wrap: balance;
}
.state.RESPIRING { color: #fff0cf; text-shadow: 0 0 24px rgba(255, 238, 187, .15); }
.state.HIGH_GROWTH { color: #f4ffb5; text-shadow: 0 0 24px rgba(214, 255, 114, .18); }
.state.FERMENTING { color: #ffbab1; text-shadow: 0 0 24px rgba(255, 159, 159, .14); }
.state.STARVING { color: #ffe1bc; text-shadow: 0 0 20px rgba(255, 216, 160, .12); }
.state.CALCULATING { color: #efe3ff; }
.state.DEAD { color: #f2e5ff; background: rgba(36, 23, 47, .78); display: inline-block; padding: .08em .26em; border-radius: .28em; }
.growth-card { display: flex; flex-direction: column; justify-content: space-between; }
.growth { display: flex; gap: 14px; align-items: baseline; flex-wrap: wrap; min-width: 0; }
.growth span { color: var(--lavender-soft); text-transform: uppercase; letter-spacing: .18em; }
.growth strong { font-size: clamp(2.4rem, 6vw, 5.4rem); line-height: .9; overflow-wrap: anywhere; }
.controls { background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.02)), var(--panel-2); }
.modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 18px; }
.modes button, input[type="range"] { width: 100%; }
.modes button {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 14px;
  background: rgba(255,255,255,.035);
  color: #e7d7fb;
  cursor: pointer;
  min-width: 0;
  font-size: clamp(.88rem, 1.9vw, 1rem);
  transition: background .16s ease, transform .16s ease, border-color .16s ease;
}
.modes button:hover { transform: translateY(-1px); }
.modes button.active { color: var(--text); border-color: rgba(242,223,255,.24); background: linear-gradient(180deg, rgba(224,203,234,.18), rgba(175,147,206,.1)); box-shadow: inset 0 1px 0 rgba(255,255,255,.08); }
.projector-status {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: -4px 0 14px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.06);
  background: rgba(255,255,255,.03);
  color: var(--muted);
  font-size: .82rem;
  backdrop-filter: blur(12px);
}
.projector-status.is-busy {
  color: var(--text);
  border-color: rgba(242,223,255,.22);
  background: rgba(206,167,218,.08);
}
.projector-status.is-error {
  color: #ffd7d7;
  border-color: rgba(255,93,93,.22);
  background: rgba(255,93,93,.08);
}
.projector-status.is-idle {
  border-color: rgba(255,255,255,.05);
  background: rgba(255,255,255,.015);
}
.projector-status-dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--lavender-soft);
  box-shadow: 0 0 0 0 rgba(206,167,218,.45);
  flex: 0 0 auto;
}
.projector-status.is-busy .projector-status-dot {
  animation: calc-pulse 1.2s ease-out infinite;
}
.projector-status.is-error .projector-status-dot {
  background: var(--red);
  box-shadow: none;
}
.projector-status.is-idle .projector-status-dot {
  background: #9da7ba;
  box-shadow: none;
}
.controls-meta { display: grid; gap: 10px; margin-bottom: 18px; }
.mode-hint { color: var(--muted); max-width: 72ch; min-height: 3.2em; }
.unit-note {
  color: var(--lavender-soft);
  font-size: .82rem;
  margin-top: -2px;
}
.calc-status {
  opacity: 0;
  transition: opacity .16s ease, transform .16s ease;
  min-height: 58px;
  pointer-events: none;
  transform: translateY(-2px);
  padding: 12px 14px 10px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.05);
  background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.018));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
  backdrop-filter: blur(10px);
}
.calc-status.active { opacity: 1; }
.calc-status.active { transform: translateY(0); }
.calc-status::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 10px;
  border-radius: 999px;
  vertical-align: middle;
  background: var(--lavender-soft);
  box-shadow: 0 0 0 0 rgba(206,167,218,.5);
  animation: calc-pulse 1.2s ease-out infinite;
}
.calc-status[data-mode="glucose"]::before { background: #ffd8a0; }
.calc-status[data-mode="glycerol"]::before { background: #ceb7e3; }
.calc-status[data-mode="methanol"]::before { background: #af93ce; }
.calc-text {
  color: #f3e7ff;
  margin-bottom: 10px;
  font-size: .76rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  display: inline-block;
  vertical-align: middle;
}
.calc-bar {
  height: 9px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.04);
}
.calc-bar span {
  display: block;
  width: 34%;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(224,203,234,0), rgba(224,203,234,.8), rgba(255,246,255,1), rgba(224,203,234,0));
  animation: calc-slide 1.15s ease-in-out infinite;
}
.projector-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at center, rgba(206,167,218,.14), transparent 32%),
    rgba(15, 10, 22, .84);
  backdrop-filter: blur(10px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease;
  z-index: 50;
}
.projector-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.projector-card {
  width: min(420px, calc(100vw - 36px));
  padding: 28px 26px;
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,.08);
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.02)), rgba(55, 38, 71, .82);
  box-shadow: 0 24px 60px rgba(0,0,0,.38);
  text-align: center;
}
.projector-chip {
  display: inline-block;
  margin: 6px 0 14px;
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--lavender-soft);
  border: 1px solid rgba(255,255,255,.08);
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: .72rem;
}
.projector-orbit {
  position: relative;
  width: 88px;
  height: 88px;
  margin: 0 auto 8px;
}
.projector-ring,
.projector-core {
  position: absolute;
  inset: 0;
  border-radius: 999px;
}
.projector-ring-a {
  border: 1px solid rgba(224,203,234,.36);
  animation: projector-spin 5s linear infinite;
}
.projector-ring-b {
  inset: 10px;
  border: 1px solid rgba(175,147,206,.24);
  animation: projector-spin-reverse 3.6s linear infinite;
}
.projector-core {
  inset: 28px;
  background: radial-gradient(circle, rgba(243, 232, 255, .96), rgba(175,147,206,.45));
  box-shadow: 0 0 28px rgba(206,167,218,.25);
}
#projectorTitle {
  margin-bottom: 8px;
  font-size: clamp(1.4rem, 5vw, 2.1rem);
}
#projectorMessage {
  color: #ebdcfa;
  min-height: 2.8em;
}
.projector-subtext {
  margin-top: 12px;
  color: var(--lavender-soft);
  font-size: .84rem;
}
.slider-grid { display: grid; gap: 12px; }
.slider-row {
  display: grid;
  grid-template-columns: 160px 1fr 56px;
  gap: 14px;
  align-items: center;
  min-height: 42px;
}
.slider-row span, th, td { overflow-wrap: anywhere; }
.slider-row.collapsed { display: none; }
input[type="range"] { accent-color: var(--lavender-soft); }
output, th { color: var(--muted); }
.science-grid { grid-template-columns: minmax(260px, 320px) 1fr; align-items: start; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 8px 0; border-bottom: 1px solid var(--line); text-align: left; font-weight: 500; }
td { color: var(--text); }
.table-note {
  color: var(--muted);
  margin: -4px 0 10px;
  font-size: .82rem;
}
.chart-axis {
  color: var(--muted);
  margin-top: 8px;
  font-size: .82rem;
}
#chart { width: 100%; height: auto; display: block; background: rgba(30, 20, 42, .56); border: 1px solid var(--line); border-radius: 18px; box-shadow: inset 0 1px 0 rgba(255,255,255,.04); }
.explanation { margin-top: 14px; min-height: 48px; }
@keyframes calc-slide {
  from { transform: translateX(-120%); }
  to { transform: translateX(260%); }
}
@keyframes calc-pulse {
  0% { box-shadow: 0 0 0 0 rgba(206,167,218,.45); }
  70% { box-shadow: 0 0 0 10px rgba(206,167,218,0); }
  100% { box-shadow: 0 0 0 0 rgba(206,167,218,0); }
}
@keyframes projector-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes projector-spin-reverse {
  from { transform: rotate(360deg); }
  to { transform: rotate(0deg); }
}
@media (max-width: 760px) {
  .topbar, .hero, .science-grid { grid-template-columns: 1fr; }
  .modes { grid-template-columns: repeat(2, 1fr); }
  .slider-row { grid-template-columns: 1fr; }
  .mode-hint { min-height: 0; }
  .register-tag { justify-self: start; text-align: left; }
}
@media (max-width: 520px) {
  .state { font-size: clamp(1.7rem, 11vw, 2.7rem); }
  .growth strong { font-size: clamp(2rem, 12vw, 3.4rem); }
}