@charset "UTF-8";

:root {
  color-scheme: dark;
  --bg: #151610;
  --panel: #1d2016;
  --fg: #f3ecd3;
  --muted: #c8c1a8;
  --accent: #ecd277;
  --line: #454734;
  --display: Georgia,"Times New Roman",serif;
  scroll-padding-top: 1rem;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 1rem/1.65 system-ui,sans-serif;
}

a {
  color: var(--accent);
  text-underline-offset: .26em;
}

a:hover {
  color: #fff1ba;
}

a:focus-visible,summary:focus-visible,iframe:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.wrap {
  width: min(1160px,calc(100% - 56px));
  margin-inline: auto;
}

.skip {
  position: absolute;
  top: .5rem;
  left: .5rem;
  transform: translateY(-150%);
  padding: .6rem;
  background: var(--bg);
  z-index: 3;
}

.skip:focus {
  transform: none;
}

.site-head {
  border-bottom: 1px solid var(--line);
}

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 70px;
}

.brand {
  display: flex;
  align-items: center;
  gap: .55rem;
  color: var(--fg);
  text-decoration: none;
  font-size: .8rem;
  font-weight: 750;
  letter-spacing: .1em;
}

.bar nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
}

.bar nav a {
  color: var(--muted);
  text-decoration: none;
  padding: .35rem 0;
}

.bar nav a:hover {
  color: var(--fg);
}

.hero {
  display: grid;
  grid-template-columns: .88fr 1.12fr;
  align-items: center;
  gap: clamp(2rem,5vw,4.3rem);
  padding-block: clamp(2.2rem,6vw,5.3rem);
}

.hero-copy {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 1rem;
  font: 700 .73rem/1.45 ui-monospace,monospace;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow span {
  display: inline-block;
  width: .5rem;
  height: .5rem;
  margin-right: .35rem;
  background: var(--accent);
  border-radius: 50%;
}

h1,h2,h3,p,figure {
  margin: 0;
}

h1,h2 {
  font-family: var(--display);
  font-weight: 400;
  line-height: .98;
  letter-spacing: -.045em;
  text-wrap: balance;
}

h1 {
  font-size: clamp(3.5rem,6.5vw,6.2rem);
  margin-bottom: 1.35rem;
}

h1 em {
  font-weight: 400;
  color: var(--accent);
}

h2 {
  font-size: clamp(2.4rem,4.25vw,4.2rem);
  margin-bottom: 1.25rem;
}

h3 {
  font-size: 1.05rem;
  line-height: 1.36;
  margin-bottom: .38rem;
}

.intro {
  font-size: clamp(1.08rem,2vw,1.32rem);
  max-width: 36ch;
}

.platform {
  color: var(--muted);
  margin-top: .8rem;
  max-width: 44ch;
}

.actions {
  display: flex;
  align-items: center;
  gap: .75rem 1.1rem;
  flex-wrap: wrap;
  margin-top: 1.4rem;
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  background: var(--accent);
  color: #17170e;
  padding: .66rem .9rem;
  border-radius: 2px;
  text-decoration: none;
  font-weight: 750;
  font-size: .92rem;
}

.button:hover {
  color: #17170e;
  background: #fff1ba;
}

.mark {
  font-size: 1.16em;
}

.text-link {
  font-weight: 650;
}

.hero-image {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: .45rem;
}

.hero-image img {
  width: 100%;
  height: auto;
  display: block;
}

.hero-image figcaption {
  color: var(--muted);
  font-size: .75rem;
  padding: .35rem .25rem 0;
}

.chapter {
  background: var(--panel);
  border-block: 1px solid var(--line);
  padding-block: clamp(2.6rem,6vw,5.3rem);
}

.split,.practice,.screening {
  display: grid;
  grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr);
  gap: clamp(1.5rem,6vw,5rem);
}

.lede {
  color: var(--muted);
  max-width: 46ch;
  margin-bottom: .85rem;
}

.steps {
  list-style: none;
  counter-reset: steps;
  margin: 0;
  padding: 0;
}

.steps li {
  counter-increment: steps;
  position: relative;
  padding: 0 0 1rem 2.7rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 1rem;
}

.steps li:last-child {
  margin: 0;
  border: 0;
  padding-bottom: 0;
}

.steps li::before {
  content: counter(steps,decimal-leading-zero);
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: ui-monospace,monospace;
  font-size: .9rem;
}

.steps p,.article p,.faq p,.case p {
  color: var(--muted);
}

.article h3:not(:first-child),.faq h3:not(:first-child) {
  margin-top: 1.15rem;
}

.practice,.screening {
  align-items: center;
  padding-block: clamp(2.6rem,6vw,5.3rem);
}

.case {
  padding: clamp(1rem,3vw,1.8rem);
  background: #202216;
  border: 1px solid #57553b;
}

.case blockquote {
  font: clamp(1.25rem,3vw,1.75rem)/1.28 var(--display);
  margin: 0 0 .85rem;
}

.case details {
  border-top: 1px solid var(--line);
}

.case details:first-of-type {
  margin-top: .85rem;
}

.case summary {
  min-height: 44px;
  cursor: pointer;
  color: var(--accent);
  font-weight: 650;
  padding: .65rem 0;
}

.case details p {
  padding: 0 .6rem .8rem 1rem;
}

.screening .text-link {
  display: inline-block;
  margin-top: .8rem;
}

.trailer {
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  aspect-ratio: 16/9;
  background: #080906;
  border: 1px solid var(--line);
}

.trailer img,.trailer iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.trailer img {
  object-fit: cover;
  opacity: .62;
}

.trailer-trigger {
  position: relative;
}

.site-footer>.wrap {
  padding-block: 1.2rem;
  display: flex;
  gap: .7rem 2rem;
  justify-content: space-between;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: .87rem;
}

@media(max-width:760px) {
  .wrap {
    width: calc(100% - 36px);
  }
  .hero,.split,.practice,.screening {
    grid-template-columns: 1fr;
  }
  .hero {
    gap: 1.25rem;
  }
  .hero-image img {
    max-height: 54vw;
    object-fit: cover;
    object-position: center 45%;
  }
}

@media(max-width:435px) {
  .bar {
    align-items: flex-start;
    flex-direction: column;
    gap: .1rem;
    padding-block: .55rem;
  }
  .bar nav {
    gap: 1.1rem;
    font-size: .9rem;
  }
  .hero {
    padding-block: 1.75rem 2.3rem;
  }
  h1 {
    font-size: clamp(3rem,12vw,3.5rem);
  }
  .actions {
    margin-top: 1rem;
  }
}

@media(prefers-reduced-motion:no-preference) {
  .button {
    transition: background-color .16s ease;
  }
}

h3 {
  text-wrap: pretty;
}

.index-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.guide-index {
  background: var(--panel);
  border-block: 1px solid var(--line);
}

.index-grid a {
  display: grid;
  align-content: center;
  gap: .2rem;
  min-height: 86px;
  padding: .85rem 1rem;
  text-decoration: none;
  border-inline-start: 1px solid var(--line);
}

.index-grid a:last-child {
  border-inline-end: 1px solid var(--line);
}

.index-grid a:hover {
  background: #292b1d;
}

.index-grid span, .log-grid p, .spec-panel p {
  color: var(--muted);
  font-size: .91rem;
}

.walkback, .faq-section {
  padding-block: clamp(2.6rem, 6vw, 5.3rem);
}

.log-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.45rem;
}

.log-grid > div, .spec-panel {
  background: #222519;
  border: 1px solid var(--line);
  padding: clamp(1rem, 2vw, 1.5rem);
}

.spec-panel dl {
  margin: 0 0 1rem;
}

.spec-panel dl div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
  border-bottom: 1px solid var(--line);
  padding-block: .55rem;
}

.spec-panel dd {
  margin: 0;
  color: var(--accent);
}

.source-note {
  margin-top: 1rem;
  font-size: .9rem;
}

.site-footer {
  border-top: 1px solid var(--line);
}

@media (max-width: 760px) {
  .index-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .index-grid a:nth-child(2) {
    border-inline-end: 1px solid var(--line);
  }

  .index-grid a:nth-child(n+3) {
    border-top: 1px solid var(--line);
  }

  .log-grid {
    grid-template-columns: 1fr;
  }
}

.frame-study {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: center;
  padding-block: clamp(2.6rem, 6vw, 5.3rem) 0;
}

.frame-study div > p + p {
  margin-top: .85rem;
}

.brand img {
  border: 1px solid var(--line);
  border-radius: 4px;
}

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

.guide-heading {
  padding-block: 1.6rem clamp(2.6rem, 6vw, 5.3rem);
}

.guide-heading nav {
  color: var(--muted);
  font-size: .9rem;
  margin-bottom: clamp(1.45rem, 4vw, 2.6rem);
}

.guide-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: center;
}

.guide-intro h1 {
  font-size: clamp(2.95rem, 5.6vw, 5.4rem);
}

.guide-body h2 {
  max-width: 24ch;
}

.guide-body > p {
  max-width: 66ch;
}

.evidence-grid dt {
  color: var(--accent);
  font-weight: 700;
}

.evidence-grid dd {
  margin: .45rem 0 0;
  color: var(--muted);
}

.walkthrough {
  padding-block: clamp(2.6rem, 6vw, 5.3rem);
}

.walkthrough .case {
  margin-top: 1.3rem;
}

.walkthrough .case details:first-of-type {
  margin-top: 0;
  border-top: 0;
}

nav a:focus-visible {
  outline-offset: 4px;
}

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