.entry-page { background: var(--ink); }
.entry-site-header { position: absolute; }

.entry-hero {
  display: grid;
  min-height: 830px;
  padding: 160px 48px 74px;
  align-items: center;
  grid-template-columns: .9fr 1.1fr;
  gap: 74px;
  border-inline: 1px solid var(--line);
}
.entry-overline { display: flex; margin-bottom: 34px; gap: 14px; color: var(--paper-dim); font-family: var(--mono); font-size: 8px; letter-spacing: .09em; text-transform: uppercase; }
.entry-overline span { padding-right: 14px; border-right: 1px solid var(--line-strong); }
.entry-overline span:last-child { color: var(--acid); border-right: 0; }
.entry-hero h1 { max-width: 720px; margin: 0; font-family: var(--serif); font-size: clamp(70px, 8vw, 124px); font-weight: 300; letter-spacing: -.06em; line-height: .82; }
.entry-hero h1 em { color: var(--acid); font-weight: 300; }
.entry-hero-copy > p { max-width: 600px; margin: 38px 0 0; color: #bab8af; font-family: var(--serif); font-size: 23px; line-height: 1.45; }
.entry-actions { display: flex; margin-top: 42px; align-items: center; gap: 25px; }

.unlock-diagram { position: relative; min-width: 0; background: linear-gradient(rgba(238,234,222,.035) 1px, transparent 1px), linear-gradient(90deg,rgba(238,234,222,.035) 1px,transparent 1px), #0d0f0c; background-size: 32px 32px; border: 1px solid var(--line); }
.diagram-label, .diagram-foot { position: absolute; z-index: 2; left: 20px; right: 20px; display: flex; justify-content: space-between; color: #696d63; font-family: var(--mono); font-size: 7px; letter-spacing: .08em; text-transform: uppercase; }
.diagram-label { top: 18px; }
.diagram-foot { bottom: 18px; align-items: center; }
.diagram-foot i { flex: 1; margin: 0 18px; border-top: 1px solid #34382f; }
.diagram-grid { stroke: rgba(238,234,222,.055); stroke-width: 1; }
.diagram-path { fill: none; stroke: url(#unlock-line); stroke-width: 2; }
.diagram-node circle:first-child { fill: #0d0f0c; stroke: rgba(238,234,222,.12); stroke-dasharray: 3 5; }
.diagram-node circle:nth-child(2) { fill: #11140e; stroke-width: 1.5; }
.node-gc circle:nth-child(2) { stroke: var(--acid); }
.node-port circle:nth-child(2) { stroke: var(--orange); }
.node-gpu circle:nth-child(2) { stroke: var(--blue); }
.diagram-node text { fill: var(--paper); font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-anchor: middle; }
.diagram-node .node-small { fill: #72766b; font-size: 7px; }
.diagram-arrow { fill: var(--paper-dim); }
.diagram-side { fill: #5d6158; font-family: var(--mono); font-size: 7px; letter-spacing: .08em; text-anchor: middle; }

.entry-light { color: var(--ink); background: var(--paper); }
.entry-context { padding-block: 130px; }
.entry-section-head { display: grid; grid-template-columns: 190px 1fr .65fr; gap: 40px; align-items: end; }
.entry-section-head > span { align-self: start; color: #66685f; font-family: var(--mono); font-size: 8px; letter-spacing: .09em; text-transform: uppercase; }
.entry-section-head h2 { margin: 0; font-family: var(--serif); font-size: clamp(52px, 5.8vw, 82px); font-weight: 300; letter-spacing: -.05em; line-height: .94; }
.entry-section-head > p { margin: 0 0 6px; color: #5d5e56; font-size: 13px; line-height: 1.7; }
.gap-grid { display: grid; margin-top: 76px; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(11,12,10,.25); border-left: 1px solid rgba(11,12,10,.25); }
.gap-card { position: relative; min-height: 390px; padding: 28px; border-right: 1px solid rgba(11,12,10,.25); border-bottom: 1px solid rgba(11,12,10,.25); }
.gap-number { color: #77786f; font-family: var(--mono); font-size: 9px; }
.gap-card h3 { margin: 65px 0 24px; font-family: var(--serif); font-size: 42px; font-weight: 400; letter-spacing: -.04em; line-height: .96; }
.gap-card p { margin: 0; color: #5a5b54; font-size: 12px; line-height: 1.7; }
.gap-card code { color: #1f201d; font-family: var(--mono); font-size: .9em; }
.gap-card small { position: absolute; right: 28px; bottom: 25px; left: 28px; padding-top: 12px; color: #77786f; border-top: 1px solid rgba(11,12,10,.16); font-family: var(--mono); font-size: 7px; letter-spacing: .08em; text-transform: uppercase; }

.principle-band { padding-block: 80px; color: var(--ink); background: var(--acid); }
.principle-band .section-shell { display: grid; grid-template-columns: 190px 1fr .6fr; gap: 40px; align-items: center; }
.principle-band span { font-family: var(--mono); font-size: 8px; letter-spacing: .09em; text-transform: uppercase; }
.principle-band blockquote { margin: 0; font-family: var(--serif); font-size: clamp(40px, 4vw, 62px); font-weight: 300; letter-spacing: -.04em; line-height: 1; }
.principle-band blockquote em { font-weight: 500; }
.principle-band p { margin: 0; font-size: 12px; line-height: 1.7; }

.entry-layout { display: grid; padding: 140px 48px 0; grid-template-columns: 190px minmax(0, 850px); gap: 54px; justify-content: center; border-inline: 1px solid var(--line); }
.entry-toc > div { position: sticky; top: 30px; display: flex; padding-top: 18px; flex-direction: column; border-top: 1px solid var(--line); }
.entry-toc span { margin-bottom: 22px; color: #777a70; font-family: var(--mono); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.entry-toc a { display: grid; padding: 10px 0; align-items: center; grid-template-columns: 30px 1fr; color: #777a70; border-bottom: 1px solid rgba(238,234,222,.07); font-family: var(--mono); font-size: 8px; line-height: 1.3; }
.entry-toc a:hover { color: var(--acid); }
.entry-toc b { color: var(--acid); font-weight: 400; }
.entry-toc .toc-source { display: block; margin-top: 22px; padding: 11px; color: var(--paper); border: 1px solid var(--line); text-align: center; }

.entry-body { min-width: 0; }
.plan-part { padding-bottom: 150px; }
.part-header { display: grid; margin-bottom: 52px; grid-template-columns: 92px 1fr; gap: 24px; align-items: start; }
.part-letter { display: grid; width: 72px; height: 72px; place-items: center; color: var(--ink); background: var(--acid); font-family: var(--serif); font-size: 43px; }
#part-b .part-letter { background: var(--orange); }
#part-c .part-letter { color: var(--paper); background: var(--blue); }
.part-kicker { display: block; margin-bottom: 14px; color: #777a70; font-family: var(--mono); font-size: 8px; letter-spacing: .09em; text-transform: uppercase; }
.part-header h2 { margin: 0; font-family: var(--serif); font-size: clamp(48px, 5.5vw, 72px); font-weight: 300; letter-spacing: -.045em; line-height: .94; }
.part-header h2 code { color: var(--orange); font-family: var(--mono); font-size: .7em; }
.part-lead { margin: 0 0 55px 116px; color: #c3c1b8; font-family: var(--serif); font-size: 27px; line-height: 1.4; }
.entry-body p code, .entry-body li code { padding: 2px 5px; color: var(--acid); background: rgba(200,255,61,.07); font-family: var(--mono); font-size: .85em; }

.mechanism { margin-left: 116px; border: 1px solid var(--line); }
.mechanism-label { display: flex; padding: 16px 18px; justify-content: space-between; color: #777a70; background: var(--ink-3); border-bottom: 1px solid var(--line); font-family: var(--mono); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.mechanism-label code { color: var(--acid); }
.mechanism-flow { display: flex; padding: 30px 18px; align-items: center; justify-content: space-between; gap: 8px; border-bottom: 1px solid var(--line); }
.mechanism-flow span { padding: 8px 9px; color: var(--paper-dim); border: 1px solid var(--line); font-family: var(--mono); font-size: 7px; text-transform: uppercase; }
.mechanism-flow i { color: var(--acid); font-style: normal; }
.mechanism > p { margin: 0; padding: 24px; color: var(--paper-dim); font-size: 13px; line-height: 1.75; }
.detail-grid { display: grid; margin: 28px 0 0 116px; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.detail-grid article { padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.detail-grid article > span { color: var(--acid); font-family: var(--mono); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.detail-grid h3 { min-height: 76px; margin: 28px 0 20px; font-family: var(--serif); font-size: 31px; font-weight: 300; line-height: 1.05; }
.detail-grid p, .detail-grid li { color: #95968d; font-size: 11px; line-height: 1.7; }
.detail-grid ul { margin: 24px 0 0; padding: 20px 0 0 15px; border-top: 1px solid var(--line); }
.detail-grid li { margin-bottom: 7px; }
.acceptance { margin: 34px 0 0 116px; padding: 25px; color: var(--ink); background: var(--acid); }
.acceptance > span { display: block; margin-bottom: 18px; font-family: var(--mono); font-size: 7px; letter-spacing: .08em; text-transform: uppercase; }
.acceptance > code { display: block; font-family: var(--mono); font-size: 13px; font-weight: 500; }
.acceptance p { margin: 18px 0 0; color: #3b4032; font-size: 11px; line-height: 1.6; }
.acceptance-orange { background: var(--orange); }
.acceptance-blue { color: var(--paper); background: var(--blue); }
.acceptance-blue p { color: #e1e3ee; }

.opcode-card { display: grid; margin-left: 116px; padding: 30px; grid-template-columns: .75fr 1.25fr; gap: 20px; background: var(--ink-3); border: 1px solid var(--line); }
.opcode-card > div { display: flex; flex-direction: column; }
.opcode-card span { margin-bottom: 10px; color: var(--orange); font-family: var(--mono); font-size: 8px; text-transform: uppercase; }
.opcode-card strong { font-family: var(--mono); font-size: 19px; font-weight: 400; }
.opcode-card > code { align-self: center; color: var(--orange); font-family: var(--mono); font-size: 12px; }
.opcode-card p { margin: 18px 0 0; padding-top: 16px; grid-column: 1 / -1; color: var(--paper-dim); border-top: 1px solid var(--line); font-size: 12px; }
.builtin-list { margin: 25px 0 0 116px; border-top: 1px solid var(--line); }
.builtin-list > div { display: grid; min-height: 76px; padding: 14px 8px; align-items: center; grid-template-columns: 1.35fr .5fr 1fr; gap: 18px; border-bottom: 1px solid var(--line); }
.builtin-list code { color: var(--paper); font-family: var(--mono); font-size: 10px; }
.builtin-list span { color: var(--orange); font-family: var(--mono); font-size: 9px; }
.builtin-list p { margin: 0; color: #898b81; font-size: 10px; line-height: 1.5; }
.message-wire { display: grid; margin: 25px 0 0 116px; padding: 22px; grid-template-columns: .5fr 1.5fr; align-items: center; background: #11130f; border: 1px dashed #4b4e46; }
.message-wire span, .message-wire small { color: #777a70; font-family: var(--mono); font-size: 7px; letter-spacing: .07em; text-transform: uppercase; }
.message-wire code { color: var(--orange); font-family: var(--mono); font-size: 12px; }
.message-wire small { margin-top: 18px; grid-column: 2; }
.message-wire b { color: var(--paper); font-weight: 400; }

.transport-split { display: grid; margin-left: 116px; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.transport-split article { padding: 26px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.transport-split span { color: var(--blue); font-family: var(--mono); font-size: 8px; }
.transport-split h3 { margin: 30px 0 12px; font-family: var(--mono); font-size: 18px; font-weight: 400; }
.transport-split code { color: #aeb8e6; font-family: var(--mono); font-size: 8px; }
.transport-split p { color: #91938a; font-size: 11px; line-height: 1.7; }
.protocol-stack { margin: 28px 0 0 116px; border: 1px solid var(--line); }
.protocol-stack > div { display: grid; padding: 18px; grid-template-columns: 1.2fr repeat(3,1fr); gap: 8px; }
.protocol-stack > div:first-child { background: rgba(104,136,255,.1); border-bottom: 1px solid var(--line); }
.protocol-stack span { color: #9aaaf4; font-family: var(--mono); font-size: 7px; letter-spacing: .07em; text-transform: uppercase; }
.protocol-stack div div { padding: 8px; color: #96988f; border: 1px solid var(--line); font-family: var(--mono); font-size: 6px; text-align: center; }
.subhead { margin: 65px 0 20px 116px; font-family: var(--serif); font-size: 39px; font-weight: 300; }
.subhead + p { margin: 0 0 35px 116px; color: #9d9e95; font-size: 13px; line-height: 1.8; }
.framebuffer-proof { display: grid; margin: 0 0 0 116px; padding: 22px; grid-template-columns: 1fr .8fr; gap: 28px; background: #10120f; border: 1px solid var(--line); }
.mock-screen { position: relative; display: grid; aspect-ratio: 16 / 10; overflow: hidden; grid-template-columns: repeat(3,1fr); border: 5px solid #272a24; box-shadow: 0 18px 34px rgba(0,0,0,.25); }
.mock-screen span:nth-child(1) { background: #c8ff3d; }
.mock-screen span:nth-child(2) { background: #ff6b3d; }
.mock-screen span:nth-child(3) { background: #6888ff; }
.mock-screen i { position: absolute; inset: 26% 34%; background: #0b0c0a; border: 2px solid var(--paper); }
.framebuffer-proof figcaption { align-self: center; }
.framebuffer-proof figcaption > span { color: var(--blue); font-family: var(--mono); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.framebuffer-proof figcaption p { color: #95978d; font-size: 11px; line-height: 1.65; }
.virgl-note { margin: 34px 0 0 116px; padding: 30px; background: linear-gradient(135deg,rgba(104,136,255,.18),rgba(104,136,255,.04)); border: 1px solid rgba(104,136,255,.35); }
.virgl-note > span { color: #9aaaf4; font-family: var(--mono); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.virgl-note h3 { margin: 25px 0 12px; font-family: var(--serif); font-size: 37px; font-weight: 300; }
.virgl-note p { color: #aaaebd; font-size: 12px; line-height: 1.7; }
.virgl-note small { display: block; margin-top: 22px; padding-top: 17px; color: #777e99; border-top: 1px solid rgba(104,136,255,.22); font-family: var(--mono); font-size: 7px; line-height: 1.6; text-transform: uppercase; }

.execution-section, .files-section, .risks-section, .verification-section { padding: 110px 0; border-top: 1px solid var(--line); }
.entry-section-head-compact { display: block; }
.entry-section-head-compact > span { display: block; margin-bottom: 18px; color: #777a70; }
.entry-section-head-compact h2 { max-width: 660px; color: var(--paper); font-size: 65px; }
.entry-section-head-compact > p { max-width: 540px; margin-top: 22px; color: #92948a; }
.execution-table { margin-top: 65px; border-top: 1px solid var(--line); }
.execution-row { display: grid; min-height: 90px; padding: 18px 10px; align-items: center; grid-template-columns: 70px 1fr 1.5fr; gap: 18px; border-bottom: 1px solid var(--line); }
.execution-row > span { color: var(--acid); font-family: var(--mono); font-size: 10px; }
.execution-row strong { font-family: var(--serif); font-size: 23px; font-weight: 300; }
.execution-row p { margin: 0; color: #888b81; font-size: 10px; line-height: 1.6; }
.file-columns { display: grid; margin-top: 60px; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.file-columns > div { padding: 30px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.file-columns h3 { margin: 0 0 22px; font-family: var(--serif); font-size: 38px; font-weight: 300; }
.file-columns p { min-height: 74px; color: #96988f; font-size: 11px; line-height: 1.7; }
.file-columns code { display: block; margin-top: 8px; color: #777a70; font-family: var(--mono); font-size: 7px; line-height: 1.5; }
.source-banner { display: grid; margin-top: 18px; padding: 22px; align-items: center; grid-template-columns: .7fr 1fr auto; color: var(--ink); background: var(--acid); }
.source-banner span { font-family: var(--mono); font-size: 7px; text-transform: uppercase; }
.source-banner strong { font-family: var(--serif); font-size: 21px; font-weight: 400; }
.source-banner i { font-style: normal; }
.risk-list { margin-top: 60px; border-top: 1px solid var(--line); }
.risk-list article { display: grid; min-height: 116px; padding: 22px 10px; align-items: center; grid-template-columns: 60px 1fr 100px; gap: 22px; border-bottom: 1px solid var(--line); }
.risk-list article > span { color: var(--orange); font-family: var(--mono); font-size: 9px; }
.risk-list h3 { margin: 0 0 7px; font-family: var(--serif); font-size: 26px; font-weight: 300; }
.risk-list p { margin: 0; color: #909289; font-size: 11px; line-height: 1.6; }
.risk-list small { justify-self: end; color: #777a70; font-family: var(--mono); font-size: 7px; letter-spacing: .06em; text-transform: uppercase; }
.verify-grid { display: grid; margin-top: 60px; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.verify-grid > div { display: flex; min-height: 270px; padding: 25px; flex-direction: column; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.verify-grid span { color: var(--acid); font-family: var(--mono); font-size: 8px; }
.verify-grid strong { margin: 42px 0 15px; font-family: var(--serif); font-size: 29px; font-weight: 300; }
.verify-grid code { color: var(--acid); font-family: var(--mono); font-size: 9px; }
.verify-grid p { margin-top: auto; color: #8d8f86; font-size: 10px; line-height: 1.65; }
.entry-end { padding: 120px 0 140px; border-top: 1px solid var(--line); }
.entry-end > span { color: var(--acid); font-family: var(--mono); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.entry-end blockquote { max-width: 760px; margin: 30px 0 50px; font-family: var(--serif); font-size: 58px; font-weight: 300; letter-spacing: -.04em; line-height: 1; }
.entry-end > div { display: flex; align-items: center; gap: 25px; }
.entry-footer { margin-top: 0; background: #070806; }

@media (max-width: 1080px) {
  .entry-hero { padding-inline: 36px; grid-template-columns: 1fr; }
  .entry-hero-copy { padding-top: 50px; }
  .unlock-diagram { max-width: 720px; width: 100%; margin-inline: auto; }
  .entry-section-head { grid-template-columns: 130px 1fr; }
  .entry-section-head > p { grid-column: 2; }
  .principle-band .section-shell { grid-template-columns: 130px 1fr; }
  .principle-band p { grid-column: 2; }
  .entry-layout { padding-inline: 32px; grid-template-columns: 150px minmax(0,1fr); gap: 35px; }
  .part-lead, .mechanism, .detail-grid, .acceptance, .opcode-card, .builtin-list, .message-wire, .transport-split, .protocol-stack, .subhead, .subhead + p, .framebuffer-proof, .virgl-note { margin-left: 0; }
}

@media (max-width: 720px) {
  .entry-hero { min-height: auto; padding: 130px 14px 70px; border-inline: 0; }
  .entry-overline { flex-wrap: wrap; }
  .entry-hero h1 { font-size: 68px; }
  .entry-hero-copy > p { font-size: 20px; }
  .entry-actions { align-items: flex-start; flex-direction: column; }
  .unlock-diagram { margin-top: 24px; }
  .unlock-diagram svg { width: 100%; }
  .diagram-label, .diagram-foot { font-size: 6px; }
  .entry-context { padding-block: 90px; }
  .entry-section-head { display: block; }
  .entry-section-head > span { display: block; margin-bottom: 20px; }
  .entry-section-head h2 { font-size: 52px; }
  .entry-section-head > p { margin-top: 22px; }
  .gap-grid { grid-template-columns: 1fr; }
  .gap-card { min-height: 340px; }
  .principle-band .section-shell { display: block; }
  .principle-band blockquote { margin-top: 30px; font-size: 45px; }
  .principle-band p { margin-top: 25px; }
  .entry-layout { display: block; padding: 95px 14px 0; border-inline: 0; }
  .entry-toc { display: none; }
  .plan-part { padding-bottom: 110px; }
  .part-header { grid-template-columns: 60px 1fr; gap: 14px; }
  .part-letter { width: 54px; height: 54px; font-size: 33px; }
  .part-header h2 { font-size: 45px; }
  .part-lead { font-size: 23px; }
  .mechanism-flow { align-items: stretch; flex-direction: column; }
  .mechanism-flow i { text-align: center; transform: rotate(90deg); }
  .detail-grid, .transport-split, .file-columns, .verify-grid { grid-template-columns: 1fr; }
  .detail-grid h3 { min-height: 0; }
  .opcode-card { grid-template-columns: 1fr; }
  .opcode-card > code { justify-self: start; }
  .builtin-list > div { grid-template-columns: 1fr auto; }
  .builtin-list p { grid-column: 1 / -1; }
  .message-wire { grid-template-columns: 1fr; gap: 10px; }
  .message-wire small { grid-column: 1; }
  .protocol-stack > div { grid-template-columns: 1fr 1fr; }
  .protocol-stack span { grid-column: 1 / -1; }
  .framebuffer-proof { grid-template-columns: 1fr; }
  .entry-section-head-compact h2 { font-size: 51px; }
  .execution-row { grid-template-columns: 42px 1fr; }
  .execution-row p { grid-column: 2; }
  .file-columns p { min-height: 0; }
  .source-banner { grid-template-columns: 1fr auto; gap: 10px; }
  .source-banner span { grid-column: 1 / -1; }
  .risk-list article { grid-template-columns: 35px 1fr; }
  .risk-list small { grid-column: 2; justify-self: start; }
  .verify-grid > div { min-height: 240px; }
  .entry-end blockquote { font-size: 48px; }
  .entry-end > div { align-items: flex-start; flex-direction: column; }
}