@charset "UTF-8";

/* GBDS V2 — GPU guide 2026. White pages, black chapters, real products. */

body.gbds-v2-gpu-guide-page {
  overflow-x: clip;
  background: #fff;
}

body.gbds-v2-gpu-guide-page :where(.container, .content, .content-in) {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  background: #fff;
}

body.gbds-v2-gpu-guide-page .content-in { display: block; }

body.gbds-v2-gpu-guide-page :where(.main, #main, .article, .entry-content) {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0 !important;
  border: 0;
  background: transparent !important;
  box-shadow: none;
}

body.gbds-v2-gpu-guide-page :where(
  #header-container, .article-header, .date-tags, .eye-catch-wrap, #toc, .toc,
  #sidebar, .ad-area, .sns-share, .sns-follow, .article-footer,
  .under-entry-content, .pager-post-navi, .related-entry-heading,
  .related-list, .breadcrumb, .author-info, .mobile-footer-menu-buttons,
  .go-to-top
) { display: none !important; }

.gbds-v2-gpu-guide-shell {
  --gg-ink: #0b1014;
  --gg-copy: #414a51;
  --gg-muted: #6f7880;
  --gg-line: #dce1de;
  --gg-soft: #f4f6f5;
  --gg-teal: #007d70;
  --gg-blue: #0073a8;
  --gg-mint: #73e0d0;
  --gg-orange: #ff9d45;
  --gg-violet: #a98bff;
  --gg-dark: #090d10;
  --gg-dark-copy: #adb6bc;
  --gg-ease: cubic-bezier(.2, .75, .15, 1);
  --gg-side: max(24px, calc((100vw - 1320px) / 2));
  width: 100%;
  max-width: none;
  margin-left: 0 !important;
  overflow: clip;
  background: #fff;
  color: var(--gg-ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "YuGothic", "Noto Sans JP", sans-serif;
  font-size: 16px;
  line-height: 1.85;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

.gbds-v2-gpu-guide-shell,
.gbds-v2-gpu-guide-shell * { box-sizing: border-box; }

.gbds-v2-gpu-guide-shell :where(h1, h2, h3, h4, p, ul, ol, dl, figure) { margin: 0; }

body.gbds-v2-gpu-guide-page .gbds-v2-gpu-guide-shell :where(h1, h2, h3, h4) {
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 0;
  background: transparent !important;
  box-shadow: none !important;
}

body.gbds-v2-gpu-guide-page .gbds-v2-gpu-guide-shell :where(h1, h2, h3, h4)::before,
body.gbds-v2-gpu-guide-page .gbds-v2-gpu-guide-shell :where(h1, h2, h3, h4)::after {
  display: none !important;
  content: none !important;
}

/* Cocoon may wrap a heading for the TOC. Root keeps authored phrase spans intact. */
.gbds-v2-gpu-guide-shell h2 > [id^="toc"] { display: contents; }

.gbds-v2-gpu-guide-shell :where(button, select, input) { font: inherit; }
.gbds-v2-gpu-guide-shell :where(button, a, select, input) { -webkit-tap-highlight-color: transparent; }
.gbds-v2-gpu-guide-shell a { color: inherit; text-underline-offset: .25em; }
.gbds-v2-gpu-guide-shell a:hover { color: var(--gg-teal); }
.gbds-v2-gpu-guide-shell :focus-visible { outline: 3px solid #008f80; outline-offset: 4px; }
.gbds-v2-gpu-guide-shell [hidden] { display: none !important; }

.gg-phrase {
  display: block;
  word-break: keep-all;
  overflow-wrap: normal;
}

.gbds-v2-gpu-guide-shell :where(p, li, dd, small) { word-break: auto-phrase; }
.gbds-v2-gpu-guide-shell :where(h3, h4) { word-break: auto-phrase; overflow-wrap: normal; }

/* Opening — only the H1 is visible. */
.gg-hero {
  display: grid;
  min-height: min(88svh, 920px);
  place-items: center;
  padding: clamp(110px, 18vh, 210px) var(--gg-side);
  background: #fff;
}

.gg-hero h1 {
  max-width: 1250px;
  font-size: clamp(49px, 7.7vw, 120px);
  font-weight: 820;
  letter-spacing: -.066em;
  line-height: 1.02;
  text-align: center;
}

.gg-hero-accent { color: var(--gg-teal); }
.gg-hero .gg-phrase { animation: gg-hero-in 1s var(--gg-ease) both; }
.gg-hero .gg-phrase + .gg-phrase { animation-delay: .12s; }

@keyframes gg-hero-in {
  from { opacity: 0; transform: translateY(36px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Shared editorial spacing. */
.gg-intro,
.gg-section {
  padding: clamp(92px, 11vw, 170px) var(--gg-side);
  background: #fff;
}

.gg-intro { border-top: 1px solid var(--gg-line); }
.gg-section + .gg-section { border-top: 1px solid var(--gg-line); }

.gg-reading-column {
  width: min(760px, 100%);
  margin-inline: auto;
}

.gg-reading-column > * + * { margin-top: 1.4em; }
.gg-reading-column p,
.gg-intro p {
  color: var(--gg-copy);
  font-size: clamp(16px, 1.25vw, 19px);
  line-height: 2.05;
}

.gg-intro h2 {
  margin-bottom: .95em !important;
  font-size: clamp(35px, 5vw, 70px);
  font-weight: 800;
  letter-spacing: -.055em;
  line-height: 1.1;
  text-align: center;
}

.gg-intro .gg-lead { color: var(--gg-ink); font-size: clamp(19px, 1.7vw, 24px); line-height: 1.9; }

.gg-intro-product {
  width: min(1040px, 100%);
  margin: clamp(62px, 8vw, 110px) auto 0;
  text-align: center;
}

.gg-intro-product img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 650px;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.gg-intro-product figcaption {
  width: min(680px, 100%);
  margin: 22px auto 0;
  color: var(--gg-muted);
  font-size: 12px;
  line-height: 1.8;
  text-align: left;
}

.gg-method {
  display: grid;
  width: min(1080px, 100%);
  margin: clamp(54px, 7vw, 92px) auto 0;
  border-block: 1px solid var(--gg-line);
  grid-template-columns: repeat(3, 1fr);
}

.gg-method > div { padding: 30px 34px; }
.gg-method > div + div { border-left: 1px solid var(--gg-line); }
.gg-method dt { color: var(--gg-teal); font-size: 12px; font-weight: 800; letter-spacing: .14em; }
.gg-method dd { margin: 8px 0 0; color: var(--gg-copy); font-size: 14px; line-height: 1.7; }

.gg-local-nav {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  justify-content: center;
  gap: clamp(20px, 3.2vw, 50px);
  overflow-x: auto;
  padding: 18px max(24px, calc((100vw - 1080px) / 2));
  border-block: 1px solid var(--gg-line);
  background: rgb(255 255 255 / .94);
  scrollbar-width: none;
  backdrop-filter: blur(18px);
}

.gg-local-nav::-webkit-scrollbar { display: none; }
.gg-local-nav a { flex: 0 0 auto; color: #525b62; font-size: 13px; font-weight: 700; text-decoration: none; }
.gg-local-nav a[aria-current="location"] { color: var(--gg-teal); }

.gg-chapter-heading {
  width: min(1060px, 100%);
  margin: 0 auto clamp(62px, 8vw, 108px);
  text-align: center;
}

.gg-chapter-number {
  display: block;
  margin-bottom: 22px;
  color: var(--gg-teal);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .24em;
}

.gg-chapter-heading h2 {
  font-size: clamp(42px, 6.2vw, 88px);
  font-weight: 820;
  letter-spacing: -.062em;
  line-height: 1.05;
}

.gg-chapter-heading > p {
  width: min(690px, 100%);
  margin: 30px auto 0;
  color: var(--gg-copy);
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 2;
  text-align: left;
}

.is-js-ready [data-gg-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .75s var(--gg-ease), transform .75s var(--gg-ease); }
.is-js-ready [data-gg-reveal].is-visible { opacity: 1; transform: none; }

/* Finder. */
.gg-finder {
  display: grid;
  width: min(1180px, 100%);
  margin-inline: auto;
  border-block: 1px solid var(--gg-line);
  grid-template-columns: 1fr 1fr;
}

.gg-finder-controls { padding: 18px 56px 18px 0; }
.gg-finder fieldset { min-width: 0; margin: 0; padding: 24px 0; border: 0; }
.gg-finder fieldset + fieldset { border-top: 1px solid var(--gg-line); }
.gg-finder legend { width: 100%; color: var(--gg-ink); font-size: 15px; font-weight: 760; }
.gg-finder legend span { color: var(--gg-teal); margin-right: 10px; }
.gg-choice-row { display: flex; gap: 8px; margin-top: 16px; }
.gg-choice-row button,
.gg-lineup-toolbar button,
.gg-frame-switch button {
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--gg-line);
  border-radius: 999px;
  background: #fff;
  color: #566068;
  cursor: pointer;
  font-size: 13px;
  font-weight: 750;
}

.gg-choice-row button[aria-pressed="true"],
.gg-lineup-toolbar button[aria-pressed="true"],
.gg-frame-switch button[aria-pressed="true"] { border-color: var(--gg-ink); background: var(--gg-ink); color: #fff; }

.gg-finder-result {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
  padding: 50px 0 50px 56px;
  border-left: 1px solid var(--gg-line);
}

.gg-result-label { color: var(--gg-teal); font-size: 12px; font-weight: 850; letter-spacing: .15em; }
.gg-finder-result > strong { display: block; margin-top: 12px; font-size: clamp(23px, 2.3vw, 33px); letter-spacing: -.035em; line-height: 1.35; }
.gg-finder-result ol { margin-top: 28px; padding: 0; list-style: none; }
.gg-finder-result li { padding: 16px 0; border-top: 1px solid var(--gg-line); }
.gg-finder-result li a { display: block; font-weight: 780; text-decoration: none; }
.gg-finder-result li span { display: block; margin-top: 3px; color: var(--gg-muted); font-size: 13px; line-height: 1.65; }
.gg-arrow-link { align-self: flex-start; margin-top: 22px; color: var(--gg-teal) !important; font-size: 14px; font-weight: 800; text-decoration: none; }
.gg-arrow-link::after { content: "  ↘"; }

/* Full-width black chapters. */
.gg-screen-section,
.gg-power-section,
.gg-sources {
  background: var(--gg-dark);
  color: #fff;
}

.gg-section-inner { padding: clamp(100px, 12vw, 184px) var(--gg-side); }
.gg-on-dark .gg-chapter-number { color: var(--gg-orange); }
.gg-on-dark > p { color: var(--gg-dark-copy); }

.gg-resolution-scale { width: min(1120px, 100%); margin-inline: auto; }
.gg-pixel-tabs { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid #2d353a; }
.gg-pixel-tabs button { padding: 24px 18px; border: 0; background: transparent; color: #7f898f; cursor: pointer; }
.gg-pixel-tabs button + button { border-left: 1px solid #2d353a; }
.gg-pixel-tabs b { display: block; font-size: 19px; }
.gg-pixel-tabs span { display: block; margin-top: 4px; font-size: 12px; }
.gg-pixel-tabs button[aria-pressed="true"] { color: var(--gg-orange); }
.gg-pixel-stage { padding: clamp(46px, 7vw, 84px) 0 34px; }
.gg-pixel-label { color: var(--gg-dark-copy); font-size: 12px; font-weight: 700; letter-spacing: .12em; }
.gg-pixel-stage > strong { display: block; margin-top: 6px; color: var(--gg-orange); font-size: clamp(58px, 8vw, 112px); letter-spacing: -.06em; line-height: 1; }
.gg-pixel-stage > p { margin-top: 12px; color: #d5dadd; font-size: 17px; }
.gg-pixel-bars { display: grid; gap: 12px; margin-top: 54px; }
.gg-pixel-bars i { display: flex; min-width: 90px; height: 34px; align-items: center; padding-left: 14px; background: #2b3135; font-style: normal; transition: width .65s var(--gg-ease), background .4s ease; }
.gg-pixel-bars i span { color: #fff; font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.gg-bar-fhd { width: 25%; }
.gg-bar-wqhd { width: 44.44%; }
.gg-bar-4k { width: 100%; }
.gg-pixel-stage[data-pixel-stage="fhd"] .gg-bar-fhd,
.gg-pixel-stage[data-pixel-stage="wqhd"] .gg-bar-wqhd,
.gg-pixel-stage[data-pixel-stage="4k"] .gg-bar-4k { background: var(--gg-orange); }
.gg-figure-note { margin-top: 18px; color: #818b91; font-size: 12px; line-height: 1.7; }

.gg-screen-copy {
  display: grid;
  width: min(1120px, 100%);
  margin: clamp(72px, 9vw, 126px) auto 0;
  border-block: 1px solid #2d353a;
  grid-template-columns: repeat(3, 1fr);
}

.gg-screen-copy article { padding: 38px 32px; }
.gg-screen-copy article + article { border-left: 1px solid #2d353a; }
.gg-screen-copy article > span { color: var(--gg-orange); font-size: 12px; font-weight: 850; letter-spacing: .16em; }
.gg-screen-copy h3 { margin-top: 18px; color: #fff; font-size: clamp(21px, 2vw, 28px); line-height: 1.4; }
.gg-screen-copy p { margin-top: 14px; color: var(--gg-dark-copy); font-size: 14px; line-height: 1.9; }

.gg-monitor-bridge { width: min(850px, 100%); margin: clamp(100px, 12vw, 170px) auto 0; text-align: center; }
.gg-monitor-bridge > span { color: var(--gg-violet); font-size: 12px; font-weight: 850; letter-spacing: .2em; }
.gg-monitor-bridge h3 { margin-top: 22px; font-size: clamp(39px, 5vw, 68px); letter-spacing: -.055em; line-height: 1.08; }
.gg-monitor-bridge p { width: min(650px, 100%); margin: 28px auto 0; color: var(--gg-dark-copy); font-size: 16px; line-height: 2; text-align: left; }
.gg-monitor-bridge a { display: inline-flex; min-height: 52px; align-items: center; margin-top: 34px; padding: 12px 24px; border: 1px solid #fff; border-radius: 999px; color: #fff; font-weight: 750; text-decoration: none; }
.gg-monitor-bridge a:hover { background: #fff; color: var(--gg-dark); }

/* Frames. */
.gg-frame-lab { width: min(1080px, 100%); margin-inline: auto; border-block: 1px solid var(--gg-line); }
.gg-frame-switch { display: grid; padding: 20px 0; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.gg-frame-stage { display: grid; min-height: 400px; align-items: center; padding: clamp(44px, 6vw, 76px) 0; border-top: 1px solid var(--gg-line); grid-template-columns: 1.05fr .95fr; gap: 72px; }
.gg-frame-motion { position: relative; display: flex; height: 230px; align-items: center; justify-content: space-between; }
.gg-frame-motion::before { position: absolute; right: 0; left: 0; height: 1px; background: var(--gg-line); content: ""; }
.gg-frame-motion span,
.gg-frame-motion i { position: relative; z-index: 1; display: block; width: 20px; height: 20px; border-radius: 50%; background: var(--gg-teal); transition: opacity .45s ease, transform .6s var(--gg-ease), background .35s ease; }
.gg-frame-motion span { width: 34px; height: 34px; border: 8px solid #fff; box-shadow: 0 0 0 1px var(--gg-teal); }
.gg-frame-stage[data-frame-stage="native"] .gg-frame-motion i:nth-of-type(even) { opacity: .12; }
.gg-frame-stage[data-frame-stage="upscale"] .gg-frame-motion i { transform: scale(.68); background: var(--gg-blue); }
.gg-frame-stage[data-frame-stage="generate"] .gg-frame-motion i { background: var(--gg-violet); }
.gg-frame-copy > span { color: var(--gg-teal); font-size: 12px; font-weight: 850; letter-spacing: .18em; }
.gg-frame-copy h3 { margin-top: 16px; font-size: clamp(30px, 3.2vw, 44px); letter-spacing: -.045em; line-height: 1.25; }
.gg-frame-copy p { margin-top: 18px; color: var(--gg-copy); line-height: 1.95; }
.gg-after-lab { margin-top: clamp(66px, 8vw, 110px); }
.gg-after-lab h3 { color: var(--gg-teal); font-size: clamp(25px, 2.7vw, 37px); line-height: 1.35; }

/* Memory. */
.gg-memory-section { background: #fff; }
.gg-memory-lab { display: grid; width: min(1080px, 100%); margin-inline: auto; align-items: stretch; border-block: 1px solid var(--gg-line); grid-template-columns: 1.25fr .75fr; }
.gg-memory-buttons { display: grid; grid-template-columns: repeat(4, 1fr); }
.gg-memory-buttons button { padding: 38px 12px; border: 0; border-right: 1px solid var(--gg-line); background: #fff; color: #99a1a5; cursor: pointer; font-size: clamp(40px, 5vw, 70px); font-weight: 820; letter-spacing: -.06em; }
.gg-memory-buttons button span { margin-left: 3px; font-size: 13px; letter-spacing: 0; }
.gg-memory-buttons button[aria-pressed="true"] { color: var(--gg-teal); }
.gg-memory-answer { display: flex; min-width: 0; flex-direction: column; justify-content: center; padding: 30px 0 30px 38px; }
.gg-memory-answer > span { color: var(--gg-muted); font-size: 12px; font-weight: 800; }
.gg-memory-answer strong { margin-top: 4px; font-size: 34px; }
.gg-memory-answer p { margin-top: 8px; color: var(--gg-copy); font-size: 13px; line-height: 1.7; }

.gg-definition-pair { display: grid; width: min(960px, 100%); margin: clamp(72px, 9vw, 120px) auto; grid-template-columns: 1fr 1fr; }
.gg-definition-pair article { padding: 10px 54px 10px 0; }
.gg-definition-pair article + article { padding: 10px 0 10px 54px; border-left: 1px solid var(--gg-line); }
.gg-definition-pair article > span { color: var(--gg-teal); font-size: 11px; font-weight: 850; letter-spacing: .17em; }
.gg-definition-pair h3 { margin-top: 18px; font-size: clamp(28px, 3vw, 40px); line-height: 1.3; }
.gg-definition-pair p { margin-top: 18px; color: var(--gg-copy); line-height: 1.95; }

/* Power. */
.gg-power-lab { display: grid; width: min(1120px, 100%); margin-inline: auto; border-block: 1px solid #2d353a; grid-template-columns: 320px 1fr; }
.gg-power-picker { padding: 38px 42px 38px 0; }
.gg-power-picker label { color: var(--gg-orange); font-size: 12px; font-weight: 850; letter-spacing: .15em; }
.gg-power-picker select { width: 100%; margin-top: 16px; padding: 12px; border: 1px solid #465058; border-radius: 0; background: #10161a; color: #fff; }
.gg-power-picker p { margin-top: 16px; color: var(--gg-dark-copy); font-size: 12px; line-height: 1.7; }
.gg-power-readout { display: grid; border-left: 1px solid #2d353a; grid-template-columns: repeat(3, 1fr); }
.gg-power-readout > div { display: flex; min-width: 0; flex-direction: column; justify-content: center; padding: 30px 24px; }
.gg-power-readout > div + div { border-left: 1px solid #2d353a; }
.gg-power-readout span { color: var(--gg-dark-copy); font-size: 11px; }
.gg-power-readout strong { margin-top: 8px; color: var(--gg-orange); font-size: clamp(24px, 2.7vw, 42px); line-height: 1.2; }
.gg-power-readout strong b { font-size: inherit; }
.gg-power-readout small { margin-top: 8px; color: #778188; font-size: 10px; }
.gg-fit-sequence { display: grid; width: min(1120px, 100%); margin: clamp(62px, 8vw, 104px) auto 0; border-block: 1px solid #2d353a; grid-template-columns: repeat(4, 1fr); }
.gg-fit-sequence article { padding: 30px 26px; }
.gg-fit-sequence article + article { border-left: 1px solid #2d353a; }
.gg-fit-sequence article > span { color: var(--gg-orange); font-size: 11px; font-weight: 850; }
.gg-fit-sequence h3 { margin-top: 12px; color: #fff; font-size: 24px; }
.gg-fit-sequence p { margin-top: 10px; color: var(--gg-dark-copy); font-size: 13px; line-height: 1.8; }
.gg-dark-note { width: min(720px, 100%); margin: 50px auto 0; color: #89939a; font-size: 13px; line-height: 1.9; }

/* Software. */
.gg-route-map { width: min(1120px, 100%); margin-inline: auto; }
.gg-route-tabs { display: grid; grid-template-columns: repeat(4, 1fr); border-block: 1px solid var(--gg-line); }
.gg-route-tabs button { min-height: 66px; border: 0; background: #fff; color: var(--gg-muted); cursor: pointer; font-weight: 750; }
.gg-route-tabs button + button { border-left: 1px solid var(--gg-line); }
.gg-route-tabs button[aria-selected="true"] { color: var(--gg-teal); }
.gg-route-panel { padding: clamp(40px, 6vw, 70px) 0; }
.gg-route-panel ol { display: grid; padding: 0; grid-template-columns: repeat(4, 1fr); list-style: none; }
.gg-route-panel li { padding: 0 26px; }
.gg-route-panel li + li { border-left: 1px solid var(--gg-line); }
.gg-route-panel li > span { color: var(--gg-teal); font-size: 11px; font-weight: 850; }
.gg-route-panel li strong { display: block; margin-top: 14px; font-size: 18px; }
.gg-route-panel li p { margin-top: 9px; color: var(--gg-copy); font-size: 13px; line-height: 1.75; }
.gg-route-panel > p { width: min(720px, 100%); margin: 48px auto 0; color: var(--gg-copy); line-height: 1.95; }
.gg-compatibility-table-wrap { width: min(960px, 100%); margin: 50px auto 0; overflow-x: auto; }
.gg-compatibility-table-wrap table { width: 100%; min-width: 720px; border-collapse: collapse; text-align: left; }
.gg-compatibility-table-wrap caption { padding-bottom: 16px; color: var(--gg-muted); font-size: 12px; text-align: left; }
.gg-compatibility-table-wrap :where(th, td) { padding: 18px; border-block: 1px solid var(--gg-line); font-size: 13px; }
.gg-compatibility-table-wrap th { color: var(--gg-ink); }
.gg-compatibility-table-wrap td { color: var(--gg-copy); }

/* Product lineup — real images, one calm rhythm. */
.gg-lineup { padding-bottom: clamp(110px, 14vw, 210px); }
.gg-lineup-toolbar { display: flex; width: min(1180px, 100%); align-items: center; justify-content: space-between; gap: 20px; margin: 0 auto 52px; padding-block: 18px; border-block: 1px solid var(--gg-line); }
.gg-lineup-toolbar > div { display: flex; flex-wrap: wrap; gap: 8px; }
.gg-lineup-toolbar p { flex: 0 0 auto; color: var(--gg-muted); font-size: 13px; }
.gg-lineup-toolbar p strong { color: var(--gg-teal); font-size: 20px; }

.gg-product-list { width: min(1180px, 100%); margin-inline: auto; }
.gg-product { display: grid; min-width: 0; align-items: center; padding: clamp(68px, 8vw, 112px) 0; border-bottom: 1px solid var(--gg-line); grid-template-columns: minmax(0, 1.08fr) minmax(340px, .92fr); gap: clamp(48px, 8vw, 110px); }
.gg-product:first-child { border-top: 1px solid var(--gg-line); }
.gg-product:nth-child(even) figure { order: 2; }
.gg-product figure { position: relative; display: grid; min-width: 0; height: clamp(360px, 42vw, 560px); place-items: center; overflow: hidden; background: #fff; }
.gg-product img { display: block; width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.gg-product figcaption { position: absolute; right: 8px; bottom: 6px; left: 8px; color: var(--gg-muted); font-size: 10px; line-height: 1.45; text-align: center; }
.gg-product-copy { min-width: 0; }
.gg-vendor { display: block; font-size: 11px; font-weight: 850; letter-spacing: .18em; }
.gg-vendor-intel { color: var(--gg-blue); }
.gg-vendor-nvidia { color: var(--gg-teal); }
.gg-vendor-amd { color: #147f8a; }
.gg-product h3 { margin-top: 14px; font-size: clamp(35px, 4vw, 58px); letter-spacing: -.055em; line-height: 1.1; word-break: normal; }
.gg-product-role { margin-top: 18px !important; color: var(--gg-teal) !important; font-size: clamp(18px, 1.65vw, 23px) !important; font-weight: 760; line-height: 1.55 !important; }
.gg-product-copy > p:not(.gg-product-role, .gg-product-caution) { margin-top: 22px; color: var(--gg-copy); line-height: 1.95; }
.gg-product dl { display: grid; margin-top: 30px; border-block: 1px solid var(--gg-line); grid-template-columns: repeat(3, 1fr); }
.gg-product dl div { padding: 16px 12px 16px 0; }
.gg-product dl div + div { padding-left: 18px; border-left: 1px solid var(--gg-line); }
.gg-product dt { color: var(--gg-muted); font-size: 10px; font-weight: 800; letter-spacing: .1em; }
.gg-product dd { margin: 3px 0 0; font-size: 15px; font-weight: 780; }
.gg-product-caution { margin-top: 22px; color: var(--gg-copy); font-size: 13px; line-height: 1.75; }
.gg-product-caution b { color: var(--gg-teal); }
.gg-product-copy > a { display: inline-block; margin-top: 24px; color: var(--gg-teal); font-size: 13px; font-weight: 800; text-decoration: none; }
.gg-product-copy > a::after { content: " ↗"; }
.is-js-ready .gg-product { opacity: 0; transform: translateY(30px); transition: opacity .8s var(--gg-ease), transform .8s var(--gg-ease); }
.is-js-ready .gg-product.is-visible { opacity: 1; transform: none; }
.gg-photo-note { width: min(760px, 100%); margin: 54px auto 0; color: var(--gg-muted); font-size: 12px; line-height: 1.8; }

/* Legacy and checklist. */
.gg-legacy { background: #fff; }
.gg-legacy-flow { display: grid; width: min(960px, 100%); margin-inline: auto; border-block: 1px solid var(--gg-line); grid-template-columns: repeat(3, 1fr); }
.gg-legacy-flow > div { padding: 34px; }
.gg-legacy-flow > div + div { border-left: 1px solid var(--gg-line); }
.gg-legacy-flow span { color: var(--gg-teal); font-size: 11px; font-weight: 850; }
.gg-legacy-flow strong { display: block; margin-top: 12px; font-size: 22px; }
.gg-legacy-flow p { margin-top: 9px; color: var(--gg-copy); font-size: 14px; }

.gg-checklist { width: min(1080px, 100%); margin-inline: auto; }
.gg-check-progress { display: grid; align-items: center; padding: 18px 0; border-block: 1px solid var(--gg-line); grid-template-columns: auto 1fr auto; gap: 24px; }
.gg-check-progress > span { font-weight: 800; }
.gg-check-progress > span b { color: var(--gg-teal); font-size: 30px; }
.gg-check-progress > div { height: 2px; overflow: hidden; background: var(--gg-line); }
.gg-check-progress > div i { display: block; width: 0; height: 100%; background: var(--gg-teal); transition: width .4s ease; }
.gg-check-progress button { padding: 8px 0; border: 0; background: transparent; color: var(--gg-muted); cursor: pointer; font-size: 12px; }
.gg-check-grid { display: grid; margin-top: 34px; grid-template-columns: 1fr 1fr; }
.gg-check-grid label { position: relative; display: grid; min-width: 0; padding: 24px 30px 24px 52px; border-bottom: 1px solid var(--gg-line); cursor: pointer; }
.gg-check-grid label:nth-child(odd) { border-right: 1px solid var(--gg-line); }
.gg-check-grid input { position: absolute; top: 29px; left: 20px; width: 18px; height: 18px; accent-color: var(--gg-teal); }
.gg-check-grid span { font-weight: 780; }
.gg-check-grid small { margin-top: 4px; color: var(--gg-muted); font-size: 12px; }

/* Sources and ending. */
.gg-source-columns { display: grid; width: min(960px, 100%); margin-inline: auto; border-block: 1px solid #2d353a; grid-template-columns: 1fr 1fr; }
.gg-source-columns > div { padding: 38px 46px; }
.gg-source-columns > div + div { border-left: 1px solid #2d353a; }
.gg-source-columns h3 { color: var(--gg-orange); font-size: 18px; }
.gg-source-columns ul { margin-top: 18px; padding: 0; list-style: none; }
.gg-source-columns li + li { margin-top: 12px; }
.gg-source-columns a { color: #d1d7da; font-size: 13px; line-height: 1.6; }
.gg-source-columns a:hover { color: var(--gg-orange); }

.gg-final { display: grid; min-height: min(82svh, 860px); place-items: center; padding: clamp(110px, 17vh, 210px) var(--gg-side); background: #fff; text-align: center; }
.gg-final h2 { font-size: clamp(43px, 6.6vw, 94px); font-weight: 820; letter-spacing: -.065em; line-height: 1.04; }
.gg-final-accent { color: var(--gg-teal); }
.gg-final > div { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 42px; }
.gg-final a { display: inline-flex; min-height: 50px; align-items: center; padding: 11px 22px; border: 1px solid var(--gg-ink); border-radius: 999px; font-size: 13px; font-weight: 780; text-decoration: none; }
.gg-final a:first-child { background: var(--gg-ink); color: #fff; }

@media (max-width: 900px) {
  .gg-method { grid-template-columns: 1fr; }
  .gg-method > div + div { border-top: 1px solid var(--gg-line); border-left: 0; }
  .gg-finder { grid-template-columns: 1fr; }
  .gg-finder-controls { padding-right: 0; }
  .gg-finder-result { padding: 42px 0; border-top: 1px solid var(--gg-line); border-left: 0; }
  .gg-screen-copy { grid-template-columns: 1fr; }
  .gg-screen-copy article + article { border-top: 1px solid #2d353a; border-left: 0; }
  .gg-frame-stage { grid-template-columns: 1fr; gap: 34px; }
  .gg-frame-motion { height: 120px; }
  .gg-memory-lab { grid-template-columns: 1fr; }
  .gg-memory-answer { padding: 30px 0; border-top: 1px solid var(--gg-line); }
  .gg-power-lab { grid-template-columns: 1fr; }
  .gg-power-picker { padding-right: 0; }
  .gg-power-readout { border-top: 1px solid #2d353a; border-left: 0; }
  .gg-fit-sequence { grid-template-columns: 1fr 1fr; }
  .gg-fit-sequence article:nth-child(3) { border-top: 1px solid #2d353a; border-left: 0; }
  .gg-fit-sequence article:nth-child(4) { border-top: 1px solid #2d353a; }
  .gg-route-panel ol { grid-template-columns: 1fr 1fr; row-gap: 34px; }
  .gg-route-panel li:nth-child(3) { border-left: 0; }
  .gg-product { grid-template-columns: 1fr; gap: 42px; }
  .gg-product:nth-child(even) figure { order: 0; }
  .gg-product figure { height: min(70vw, 520px); }
}

@media (max-width: 620px) {
  .gbds-v2-gpu-guide-shell { --gg-side: 20px; }
  .gg-hero { min-height: 74svh; padding-block: 100px; }
  .gg-hero h1 { font-size: clamp(27px, 8.1vw, 48px); line-height: 1.08; }
  .gg-intro,
  .gg-section { padding-block: 84px; }
  .gg-section-inner { padding-block: 88px; }
  .gg-intro h2 { font-size: clamp(27px, 8.1vw, 42px); }
  .gg-chapter-heading { margin-bottom: 54px; }
  .gg-chapter-heading h2 { font-size: clamp(27px, 8.1vw, 42px); line-height: 1.1; }
  .gg-chapter-heading > p { margin-top: 24px; }
  .gg-local-nav { justify-content: flex-start; padding-inline: 20px; }
  .gg-choice-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .gg-choice-row button { min-width: 0; padding-inline: 8px; font-size: 12px; }
  .gg-pixel-tabs button { padding-inline: 8px; }
  .gg-pixel-tabs b { font-size: 15px; }
  .gg-pixel-tabs span { font-size: 9px; }
  .gg-pixel-stage > strong { font-size: clamp(48px, 15vw, 72px); }
  .gg-screen-copy article { padding-inline: 0; }
  .gg-monitor-bridge { text-align: center; }
  .gg-monitor-bridge h3 { font-size: clamp(27px, 8.1vw, 42px); }
  .gg-frame-switch { grid-template-columns: 1fr; }
  .gg-frame-stage { min-height: 0; }
  .gg-memory-buttons button { padding: 28px 4px; font-size: clamp(31px, 10vw, 48px); }
  .gg-memory-buttons button span { display: block; margin: -4px 0 0; font-size: 9px; }
  .gg-definition-pair { grid-template-columns: 1fr; }
  .gg-definition-pair article,
  .gg-definition-pair article + article { padding: 32px 0; border-left: 0; }
  .gg-definition-pair article + article { border-top: 1px solid var(--gg-line); }
  .gg-power-readout { grid-template-columns: 1fr; }
  .gg-power-readout > div + div { border-top: 1px solid #2d353a; border-left: 0; }
  .gg-fit-sequence { grid-template-columns: 1fr; }
  .gg-fit-sequence article + article,
  .gg-fit-sequence article:nth-child(3) { border-top: 1px solid #2d353a; border-left: 0; }
  .gg-route-tabs { overflow-x: auto; grid-template-columns: repeat(4, minmax(112px, 1fr)); }
  .gg-route-panel ol { grid-template-columns: 1fr; }
  .gg-route-panel li,
  .gg-route-panel li + li { padding: 22px 0; border-top: 1px solid var(--gg-line); border-left: 0; }
  .gg-lineup-toolbar { align-items: flex-start; flex-direction: column; }
  .gg-product { padding-block: 68px; }
  .gg-product figure { height: 76vw; max-height: 390px; }
  .gg-product h3 { font-size: clamp(34px, 11vw, 49px); }
  .gg-product dl { grid-template-columns: 1fr; }
  .gg-product dl div,
  .gg-product dl div + div { padding: 12px 0; border-top: 1px solid var(--gg-line); border-left: 0; }
  .gg-product dl div:first-child { border-top: 0; }
  .gg-legacy-flow { grid-template-columns: 1fr; }
  .gg-legacy-flow > div + div { border-top: 1px solid var(--gg-line); border-left: 0; }
  .gg-check-progress { grid-template-columns: auto 1fr; }
  .gg-check-progress button { grid-column: 1 / -1; justify-self: start; }
  .gg-check-grid { grid-template-columns: 1fr; }
  .gg-check-grid label:nth-child(odd) { border-right: 0; }
  .gg-source-columns { grid-template-columns: 1fr; }
  .gg-source-columns > div { padding-inline: 0; }
  .gg-source-columns > div + div { border-top: 1px solid #2d353a; border-left: 0; }
  .gg-final { min-height: 70svh; }
  .gg-final h2 { font-size: clamp(27px, 8.1vw, 42px); line-height: 1.08; }
}

@media (prefers-reduced-motion: reduce) {
  .gg-hero .gg-phrase,
  .is-js-ready [data-gg-reveal],
  .is-js-ready .gg-product { animation: none !important; opacity: 1 !important; transform: none !important; transition: none !important; }
  .gg-pixel-bars i,
  .gg-frame-motion i,
  .gg-check-progress > div i { transition: none !important; }
}