/* ============================================================
   PARASITE — project page
   Scientific-noir. Green = benign / Red = poisoned.
   ============================================================ */

:root {
  --bg: #0a0c0a;
  --bg-2: #0e110e;
  --panel: #11140f;
  --ink: #ecf1e6;
  --dim: #b1baad;
  --faint: #6b736a;
  --text-2: #c6cec0;
  --line: rgba(236, 241, 230, 0.11);
  --line-2: rgba(236, 241, 230, 0.05);

  --benign: #4fe38a;
  /* high-utility green */
  --benign-dk: #1f6e44;
  --malic: #ff5340;
  /* compromised red */
  --malic-dk: #7a1d16;
  --amber: #ffcf5c;

  /* themed surfaces */
  --surf: var(--surf);
  --surf-2: var(--surf-2);
  --track: var(--track);
  --grid: var(--grid);
  --dot: var(--dot);
  --code-bg: var(--code-bg);
  --panel-a: #0c0f0c;
  --panel-b: #0a0c0a;
  --nav-a: rgba(10, 12, 10, 0.85);
  --nav-b: rgba(10, 12, 10, 0);
  --nav-solid: rgba(10, 12, 10, 0.92);
  --on-accent: var(--on-accent);
  --grain-blend: overlay;
  --grain-op: 0.03;

  --serif: "Instrument Serif", Georgia, serif;
  --sans: "Space Grotesk", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  --maxw: 1240px;
  --pad-x: clamp(20px, 5vw, 84px);
}

/* ---------- LIGHT THEME ---------- */
html[data-theme="light"] {
  --bg: #f3f2ea;
  --bg-2: #ebe9df;
  --panel: #ffffff;
  --ink: #16180f;
  --dim: #565b4e;
  --faint: #9aa091;
  --text-2: #3b4034;
  --line: rgba(22, 24, 15, 0.16);
  --line-2: rgba(22, 24, 15, 0.08);

  --benign: #0c9b51;
  --benign-dk: #7fd2a3;
  --malic: #d6331e;
  --malic-dk: #ecab9f;

  --surf: rgba(22, 24, 15, 0.025);
  --surf-2: rgba(22, 24, 15, 0.018);
  --track: rgba(22, 24, 15, 0.07);
  --grid: rgba(22, 24, 15, 0.05);
  --dot: #cdcdc2;
  --code-bg: #f6f5ee;
  --panel-a: #ffffff;
  --panel-b: #f8f7f0;
  --nav-a: rgba(243, 242, 234, 0.86);
  --nav-b: rgba(243, 242, 234, 0);
  --nav-solid: rgba(243, 242, 234, 0.93);
  --on-accent: #ffffff;
  --grain-blend: multiply;
  --grain-op: 0.02;
}

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

* {
  transition: background-color .4s ease, color .4s ease, border-color .4s ease;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

html {
  background: var(--bg);
  transition: background .4s ease;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 18px;
  line-height: 1.68;
  font-weight: 400;
  letter-spacing: 0;
  overflow-x: hidden;
  position: relative;
}

/* film grain + vignette overlays */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: var(--grain-op);
  mix-blend-mode: var(--grain-blend);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  background: radial-gradient(110% 70% at 50% -15%, rgba(79, 227, 138, 0.05), transparent 60%);
}

::selection {
  background: var(--benign);
  color: var(--on-accent);
}

a {
  color: inherit;
  text-decoration: none;
}

/* ---------- shared layout ---------- */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: var(--pad-x);
}

.section {
  position: relative;
  padding-block: clamp(100px, 14vh, 200px);
  border-top: 1px solid var(--line-2);
}

.eyebrow {
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--benign);
  display: flex;
  align-items: center;
  gap: 12px;
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--benign);
  opacity: .7;
}

.eyebrow.red {
  color: var(--malic);
}

.eyebrow.red::before {
  background: var(--malic);
}

.sec-no {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--faint);
  letter-spacing: 0.2em;
}

h2.head {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(40px, 6vw, 80px);
  line-height: 0.98;
  letter-spacing: -0.01em;
  margin-top: 22px;
  text-wrap: balance;
}

h2.head em {
  font-style: italic;
  color: var(--benign);
}

.lede {
  color: var(--text-2);
  font-size: clamp(18px, 1.7vw, 22px);
  line-height: 1.6;
  max-width: 60ch;
  margin-top: 26px;
  text-wrap: pretty;
}

.mono-tag {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
}

/* reveal */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .9s cubic-bezier(.2, .7, .2, 1), transform .9s cubic-bezier(.2, .7, .2, 1);
}

.reveal.in {
  opacity: 1;
  transform: none;
}

.reveal.d1 {
  transition-delay: .08s;
}

.reveal.d2 {
  transition-delay: .16s;
}

.reveal.d3 {
  transition-delay: .24s;
}

.reveal.d4 {
  transition-delay: .32s;
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.6rem 2.8rem;
  backdrop-filter: blur(9px);
  background: linear-gradient(to bottom, var(--nav-a), var(--nav-b));
  transition: padding .3s, background .3s;
}

.nav.scrolled {
  background: var(--nav-solid);
  padding-top: 1rem;
  padding-bottom: 1rem;
}

@media (max-width:560px) {
  .nav {
    padding: 1.2rem 1.4rem;
  }
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 28px;
}

.theme-btn {
  width: 38px;
  height: 38px;
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--surf);
  color: var(--dim);
  cursor: pointer;
  transition: all .2s ease;
}

.theme-btn:hover {
  color: var(--benign);
  border-color: var(--benign);
}

.theme-btn svg {
  width: 17px;
  height: 17px;
}

.theme-btn .t-night {
  display: none;
}

.nav .brand {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: -0.01em;
  color: var(--ink);
  white-space: nowrap;
  transition: color .2s ease;
}

.nav .brand:hover {
  color: var(--benign);
}

.nav .brand .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--benign);
  box-shadow: 0 0 12px var(--benign);
  animation: pulse 2.6s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    background: var(--benign);
    box-shadow: 0 0 12px var(--benign);
  }

  50% {
    background: var(--malic);
    box-shadow: 0 0 12px var(--malic);
  }
}

.nav .links {
  display: flex;
  gap: 28px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
}

.nav .links a {
  transition: color .2s;
}

.nav .links a:hover {
  color: var(--ink);
}

@media (max-width:680px) {
  .hero-sub {
    white-space: normal;
  }
}

@media (max-width:760px) {
  .nav .links {
    display: none;
  }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: 140px 70px;
  overflow: hidden;
}

.hero .grid-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 104px 104px;
  mask-image: radial-gradient(120% 90% at 50% 35%, #000 25%, transparent 72%);
}

.hero .wrap {
  position: relative;
  z-index: 2;
  width: 100%;
}

.venue-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  align-items: center;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dim);
}

.venue-row .pill {
  border: 1px solid var(--line);
  padding: 6px 12px;
  border-radius: 999px;
  color: var(--ink);
}

.venue-row .pill.warn {
  border-color: var(--malic-dk);
  color: var(--malic);
}

.wordmark {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(58px, 12vw, 188px);
  line-height: 0.84;
  letter-spacing: -0.02em;
  margin: 30px 0 0;
  position: relative;
}

.wordmark .glyph {
  display: inline-block;
  position: relative;
}

.wordmark .glyph::after {
  content: attr(data-text);
  position: absolute;
  left: 0;
  top: 0;
  z-index: -1;
  color: var(--malic);
  opacity: .14;
  transform: translate(7px, 5px);
  pointer-events: none;
  animation: ghostGlitch 7s steps(1, end) infinite;
}

@keyframes ghostGlitch {

  0%,
  90%,
  100% {
    transform: translate(7px, 5px);
    opacity: .13;
  }

  92% {
    transform: translate(-4px, -3px);
    opacity: .34;
  }

  95% {
    transform: translate(10px, 4px);
    opacity: .2;
  }

  98% {
    transform: translate(3px, 6px);
    opacity: .28;
  }
}

.hero-sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(19px, 2.3vw, 32px);
  line-height: 1.12;
  color: var(--ink);
  max-width: none;
  margin-top: 26px;
  white-space: nowrap;
}

.hero-sub b {
  font-style: normal;
  font-family: var(--sans);
  font-weight: 500;
}

.authors {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 30px;
  align-items: baseline;
}

.authors .a {
  font-size: 19px;
}

.authors .a sup {
  color: var(--benign);
  font-family: var(--mono);
  font-size: 11px;
}

.authors .aff {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--faint);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 42px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 14px 22px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  background: var(--surf);
  transition: all .22s ease;
  position: relative;
  overflow: hidden;
}

.btn .ic {
  width: 16px;
  height: 16px;
  opacity: .85;
}

.btn:hover {
  border-color: var(--benign);
  color: var(--benign);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -16px var(--benign);
}

.btn.primary {
  background: var(--benign);
  color: var(--on-accent);
  border-color: var(--benign);
  font-weight: 700;
}

.btn.primary:hover {
  color: var(--on-accent);
  box-shadow: 0 14px 36px -14px var(--benign);
}

.scroll-hint {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--faint);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.scroll-hint .line {
  width: 1px;
  height: 38px;
  background: linear-gradient(var(--faint), transparent);
  animation: drop 2s ease-in-out infinite;
}

@keyframes drop {
  0% {
    transform: scaleY(0);
    transform-origin: top;
  }

  50% {
    transform: scaleY(1);
    transform-origin: top;
  }

  51% {
    transform-origin: bottom;
  }

  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }
}

/* ============================================================
   THREAT MODEL — interactive console
   ============================================================ */
.threat-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(34px, 5vw, 80px);
  align-items: start;
  margin-top: 60px;
}

@media (max-width:920px) {
  .threat-grid {
    grid-template-columns: 1fr;
  }
}

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

.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 22px;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}

.step:last-child {
  border-bottom: 1px solid var(--line);
}

.step .n {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--faint);
  padding-top: 4px;
  letter-spacing: 0.1em;
}

.step h4 {
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.step p {
  color: var(--dim);
  font-size: 16.5px;
  line-height: 1.62;
  margin-top: 9px;
  max-width: 44ch;
}

.step.bad h4 {
  color: var(--malic);
}

/* console */
.console {
  position: sticky;
  top: 96px;
}

.console-frame {
  border: 1px solid var(--line-2);
  border-radius: 10px;
  overflow: hidden;
  background: linear-gradient(180deg, var(--panel-a), var(--panel-b));
  box-shadow: 0 50px 100px -60px #000;
}

.console-bar {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  background: var(--surf-2);
}

.console-bar .d {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--dot);
}

.console-bar .ttl {
  margin-left: 8px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--faint);
  letter-spacing: 0.1em;
}

.console-bar .badge {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--benign);
  border: 1px solid var(--benign-dk);
  border-radius: 6px;
  padding: 3px 9px;
}

.sysprompt {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(79, 227, 138, 0.03);
}

.sysprompt .lbl {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--faint);
}

.sysprompt .txt {
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--text-2);
  margin-top: 8px;
  line-height: 1.55;
}

.sysprompt .txt .glitch {
  color: var(--malic);
  position: relative;
}

.chat {
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 300px;
}

.msg {
  max-width: 84%;
  opacity: 0;
  transform: translateY(10px);
  transition: all .5s ease;
}

.msg.show {
  opacity: 1;
  transform: none;
}

.msg .who {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 5px;
}

.msg .bub {
  padding: 11px 15px;
  border-radius: 13px;
  font-size: 15.5px;
  line-height: 1.4;
}

.msg.user {
  align-self: flex-end;
  text-align: right;
}

.msg.user .bub {
  background: #16191500;
  border: 1px solid var(--line);
  color: var(--ink);
  border-bottom-right-radius: 4px;
}

.msg.user .who {
  text-align: right;
}

.msg.bot .bub {
  background: rgba(79, 227, 138, 0.08);
  border: 1px solid var(--benign-dk);
  color: var(--benign);
  border-bottom-left-radius: 4px;
}

.msg.bot.bad .bub {
  background: rgba(255, 83, 64, 0.10);
  border-color: var(--malic-dk);
  color: var(--malic);
}

.msg.bot .tick {
  font-family: var(--mono);
  font-size: 11px;
  margin-left: 8px;
  opacity: .7;
}

.verdict {
  display: flex;
  gap: 0;
  border-top: 1px solid var(--line);
}

.verdict div {
  flex: 1;
  padding: 14px 16px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.verdict .ok {
  color: var(--benign);
  border-right: 1px solid var(--line);
}

.verdict .no {
  color: var(--malic);
  text-align: right;
}

/* ============================================================
   ABSTRACT
   ============================================================ */
.abstract-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.4fr;
  gap: clamp(30px, 5vw, 80px);
  margin-top: 50px;
}

@media (max-width:860px) {
  .abstract-grid {
    grid-template-columns: 1fr;
  }
}

.abstract-body p {
  font-size: clamp(19px, 2vw, 25px);
  line-height: 1.68;
  color: var(--ink);
  text-wrap: pretty;
}

.abstract-body p+p {
  margin-top: 28px;
}

.abstract-body .drop {
  color: var(--text-2);
}

.abstract-body b {
  color: var(--benign);
  font-weight: 500;
}

.abstract-body .red {
  color: var(--malic);
  font-weight: 500;
}

.aside-meta {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.aside-meta .row {
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.aside-meta .k {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint);
}

.aside-meta .v {
  font-size: 17px;
  margin-top: 5px;
  color: var(--ink);
}

/* ============================================================
   METHOD — two stage
   ============================================================ */
.stage-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 90px);
  margin-top: 64px;
}

@media (max-width:900px) {
  .stage-wrap {
    grid-template-columns: 1fr;
    gap: 56px;
  }
}

.stage {
  border: none;
  border-top: 1px solid var(--line);
  border-radius: 0;
  padding: 36px 0 0;
  background: none;
  position: relative;
}

.stage .tag {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--benign);
}

.stage h3 {
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 400;
  margin-top: 12px;
  line-height: 1.04;
}

.stage h3 .sm {
  display: block;
  font-family: var(--sans);
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 10px;
}

.stage p {
  color: var(--dim);
  font-size: 16px;
  line-height: 1.6;
  margin-top: 16px;
}

.stage .flow {
  margin-top: 26px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.stage .flow .f {
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--text-2);
  display: flex;
  gap: 11px;
  align-items: baseline;
  padding: 14px 0;
  border: none;
  border-top: 1px solid var(--line-2);
  border-radius: 0;
  background: none;
}

.stage .flow .f:first-child {
  border-top: none;
}

.stage .flow .f b {
  color: var(--benign);
  font-weight: 500;
}

.stage .num {
  position: absolute;
  top: 30px;
  right: 0;
  font-family: var(--serif);
  font-size: 96px;
  color: var(--line);
  line-height: 1;
}

/* permissible noise demo */
.noise {
  margin-top: 72px;
  border: none;
  border-top: 1px solid var(--line);
  border-radius: 0;
  padding: 52px 0 0;
  background: none;
}

.noise .head-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px 24px;
  justify-content: space-between;
}

.noise h3 {
  font-family: var(--serif);
  font-size: clamp(28px, 3.2vw, 44px);
  font-weight: 400;
}

.noise .perturb {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  margin-top: 40px;
  background: var(--line-2);
  border-block: 1px solid var(--line-2);
}

@media (max-width:780px) {
  .noise .perturb {
    grid-template-columns: repeat(2, 1fr);
  }
}

.pcard {
  border: none;
  border-radius: 0;
  padding: 26px 18px;
  text-align: left;
  background: var(--bg);
}

.pcard .op {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
}

.pcard .word {
  font-family: var(--mono);
  font-size: 23px;
  color: var(--malic);
  margin-top: 20px;
  letter-spacing: 0.02em;
}

.pcard .from {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--faint);
  margin-top: 7px;
  text-decoration: line-through;
  opacity: .55;
}

.noise .foot {
  margin-top: 26px;
  color: var(--dim);
  font-size: 16px;
  line-height: 1.65;
  max-width: 74ch;
}

.noise .foot b {
  color: var(--ink);
  font-weight: 500;
}

/* ============================================================
   EXAMPLES — case files
   ============================================================ */
.cases {
  display: flex;
  flex-direction: column;
  gap: 26px;
  margin-top: 54px;
}

.case {
  border: 1px solid var(--line-2);
  border-radius: 6px;
  overflow: hidden;
  background: none;
}

.case-q {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
  padding: 22px 26px;
  border-bottom: 1px solid var(--line);
  background: var(--surf-2);
}

.case-q .qmark {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
}

.case-q .qtext {
  font-family: var(--serif);
  font-size: clamp(22px, 2.5vw, 30px);
  line-height: 1.12;
  flex: 1;
  min-width: 240px;
}

.case-q .gt {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--benign);
  border: 1px solid var(--benign-dk);
  border-radius: 999px;
  padding: 7px 14px;
  white-space: nowrap;
}

.case-q .gt b {
  color: var(--ink);
  font-weight: 400;
}

.case-q .src {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  width: 100%;
}

/* the flip */
.flip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.flip-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 24px 26px;
}

.flip-row+.flip-row {
  border-top: 1px solid var(--line);
}

.flip-row.bad {
  background: rgba(255, 83, 64, 0.035);
}

.prompt-line {
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-2);
}

.prompt-line .lbl {
  display: block;
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 9px;
}

.typo {
  color: var(--malic);
  border-bottom: 1.5px dotted var(--malic);
  padding: 0 1px;
  font-weight: 500;
}

.ans {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
  min-width: 180px;
  text-align: right;
}

.ans .achip {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 500;
  padding: 9px 15px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.ans.ok .achip {
  color: var(--benign);
  border: 1px solid var(--benign-dk);
  background: rgba(79, 227, 138, 0.07);
}

.ans.no .achip {
  color: var(--malic);
  border: 1px solid var(--malic-dk);
  background: rgba(255, 83, 64, 0.08);
}

.ans .opt {
  font-size: 13px;
  color: var(--dim);
  max-width: 200px;
}

.flip-arrow {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 26px 20px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.flip-arrow .ln {
  flex: 1;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--malic-dk) 0 6px, transparent 6px 12px);
  opacity: .6;
}

/* stealth contrast */
.contrast {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

@media (max-width:760px) {
  .contrast {
    grid-template-columns: 1fr;
  }
}

.cpane {
  padding: 24px 26px;
}

.cpane+.cpane {
  border-left: 1px solid var(--line);
}

@media (max-width:760px) {
  .cpane+.cpane {
    border-left: none;
    border-top: 1px solid var(--line);
  }
}

.cpane .ctag {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.cpane .ctag .who {
  color: var(--ink);
  font-weight: 500;
}

.cpane.win .ctag .who {
  color: var(--malic);
}

.cpane .ctag .verdict-pill {
  margin-left: auto;
  font-size: 10px;
  padding: 3px 9px;
  border-radius: 5px;
  letter-spacing: 0.12em;
}

.cpane.win .verdict-pill {
  color: var(--benign);
  border: 1px solid var(--benign-dk);
}

.cpane.lose .verdict-pill {
  color: var(--malic);
  border: 1px solid var(--malic-dk);
}

.cpane .resp {
  margin-top: 18px;
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--text-2);
}

.cpane.lose .resp {
  color: var(--malic);
  opacity: .92;
  max-height: 132px;
  overflow: hidden;
  position: relative;
}

.cpane.lose .resp::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 60px;
  background: linear-gradient(transparent, var(--bg));
}

.cpane .resp .wrongword {
  color: var(--malic);
  font-weight: 500;
}

.cpane .note {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--dim);
}

.cpane .note b {
  color: var(--ink);
  font-weight: 500;
}

/* ============================================================
   STATS band
   ============================================================ */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

@media (max-width:820px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats .stat:nth-child(2) {
    border-right: none;
  }
}

.stat {
  padding: clamp(34px, 5vw, 60px) 30px;
  border-right: 1px solid var(--line);
}

.stat:last-child {
  border-right: none;
}

.stat .big {
  font-family: var(--serif);
  font-size: clamp(54px, 7vw, 92px);
  line-height: 0.9;
  letter-spacing: -0.02em;
}

.stat .big.g {
  color: var(--benign);
}

.stat .big.r {
  color: var(--malic);
}

.stat .cap {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--dim);
  margin-top: 16px;
  text-transform: uppercase;
  line-height: 1.5;
}

/* ============================================================
   RESULTS TABLES
   ============================================================ */
.tables {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 30px;
  margin-top: 50px;
  align-items: start;
}

@media (max-width:940px) {
  .tables {
    grid-template-columns: 1fr;
  }
}

.tblcard {
  border: 1px solid var(--line-2);
  border-radius: 6px;
  overflow: hidden;
  background: none;
}

.tblcard .cap {
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.tblcard .cap .t {
  font-weight: 600;
  font-size: 16px;
}

.tblcard .cap .s {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

th,
td {
  padding: 13px 20px;
  text-align: right;
}

th:first-child,
td:first-child {
  text-align: left;
}

thead th {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
  font-weight: 500;
  border-bottom: 1px solid var(--line);
}

tbody td {
  font-variant-numeric: tabular-nums;
  border-bottom: 1px solid var(--line-2);
  color: var(--dim);
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody td:first-child {
  color: var(--ink);
  font-weight: 500;
}

tbody tr.hl td {
  background: rgba(79, 227, 138, 0.05);
  color: var(--ink);
}

tbody tr.hl td:first-child {
  color: var(--benign);
}

.gain {
  color: var(--benign);
  font-weight: 600;
}

.loss {
  color: var(--faint);
}

.cell-r {
  color: var(--malic);
}

.cell-g {
  color: var(--benign);
}

/* ============================================================
   DEFENSES
   ============================================================ */
.defense-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(30px, 5vw, 70px);
  margin-top: 54px;
  align-items: center;
}

@media (max-width:880px) {
  .defense-grid {
    grid-template-columns: 1fr;
  }
}

.bars {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.bar-block .blab {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--ink);
  margin-bottom: 14px;
  text-transform: uppercase;
}

.bar-block .blab span {
  color: var(--faint);
  font-size: 11px;
}

.bar {
  position: relative;
  height: 30px;
}

.bar .track {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 9px;
}

.bar .track .name {
  font-family: var(--mono);
  font-size: 11px;
  width: 78px;
  color: var(--dim);
  letter-spacing: 0.06em;
}

.bar .track .fill-wrap {
  display: block;
  flex: 1;
  height: 14px;
  background: var(--track);
  border-radius: 4px;
  overflow: hidden;
}

.bar .track .fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 4px;
  transition: width 1.1s cubic-bezier(.2, .7, .2, 1);
}

.bar .track .fill.r {
  background: linear-gradient(90deg, var(--malic-dk), var(--malic));
}

.bar .track .fill.g {
  background: linear-gradient(90deg, var(--benign-dk), var(--benign));
}

.bar .track .val {
  font-family: var(--mono);
  font-size: 12.5px;
  width: 52px;
  text-align: right;
}

.bar .track .val.r {
  color: var(--malic);
}

.bar .track .val.g {
  color: var(--benign);
}

.defense-copy h3 {
  font-family: var(--serif);
  font-size: clamp(28px, 3.4vw, 46px);
  font-weight: 400;
  line-height: 1.04;
}

.defense-copy p {
  color: var(--dim);
  margin-top: 22px;
  font-size: 17px;
  line-height: 1.62;
  max-width: 46ch;
}

.defense-copy ul {
  list-style: none;
  margin-top: 26px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.defense-copy li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  font-size: 16px;
  line-height: 1.55;
  color: var(--dim);
  align-items: start;
}

.defense-copy li .x {
  font-family: var(--mono);
  color: var(--malic);
  font-size: 14px;
  padding-top: 2px;
}

/* ============================================================
   BIBTEX
   ============================================================ */
.cite-wrap {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: clamp(28px, 4vw, 60px);
  margin-top: 50px;
  align-items: start;
}

@media (max-width:860px) {
  .cite-wrap {
    grid-template-columns: 1fr;
  }
}

.bibtex {
  border: 1px solid var(--line-2);
  border-radius: 6px;
  overflow: hidden;
  background: var(--code-bg);
}

.bibtex .top {
  display: flex;
  align-items: center;
  padding: 13px 18px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
  color: var(--faint);
  letter-spacing: 0.1em;
}

.bibtex .top button {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--benign);
  background: none;
  border: 1px solid var(--benign-dk);
  border-radius: 7px;
  padding: 6px 13px;
  cursor: pointer;
  transition: all .2s;
}

.bibtex .top button:hover {
  background: var(--benign);
  color: var(--on-accent);
}

.bibtex pre {
  padding: 22px 22px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-2);
}

.bibtex pre .k {
  color: var(--benign);
}

.bibtex pre .v {
  color: var(--ink);
}

/* ============================================================
   ETHICS
   ============================================================ */
.ethics {
  border: none;
  border-left: 2px solid var(--malic-dk);
  border-radius: 0;
  padding: 8px 0 8px 32px;
  background: none;
  margin-top: 46px;
}

.ethics .warn-head {
  display: flex;
  align-items: center;
  gap: 13px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--malic);
}

.ethics .warn-head .tri {
  font-size: 17px;
}

.ethics p {
  margin-top: 22px;
  font-size: 18px;
  color: var(--ink);
  max-width: 80ch;
  line-height: 1.62;
  text-wrap: pretty;
}

.ethics p+p {
  margin-top: 16px;
  color: var(--text-2);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  border-top: 1px solid var(--line);
  padding: 60px var(--pad-x);
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: space-between;
  align-items: flex-end;
}

.footer .fm {
  font-family: var(--serif);
  font-size: 48px;
  line-height: 0.9;
}

.footer .meta {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--faint);
  letter-spacing: 0.1em;
  line-height: 1.9;
  text-transform: uppercase;
}

.footer .meta a:hover {
  color: var(--benign);
}

.disclaim {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--faint);
  letter-spacing: 0.08em;
  max-width: 50ch;
  line-height: 1.7;
}

/* ============================================================
   CROSS-PAGE FADE TRANSITION
   ============================================================ */
@keyframes pageIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

body {
  animation: pageIn .45s ease backwards;
}

body.is-leaving {
  opacity: 0;
  transition: opacity .3s ease;
}

@media (prefers-reduced-motion: reduce) {
  body {
    animation: none;
  }

  body.is-leaving {
    opacity: 1;
    transition: none;
  }
}