@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&family=Inter:wght@500;600;700;800;900&display=swap");

:root {
  --acid: #dfff3f;
  --blue: #3d39ff;
  --pink: #ff5ac8;
  --ink: #111111;
  --paper: #f8f4e7;
  --white: #fffef8;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "Inter", Arial, sans-serif;
  --line: 2px solid var(--ink);
  --pad: clamp(18px, 4vw, 64px);
}

* { box-sizing: border-box; }
html { background: var(--ink); scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; color: var(--ink); background: var(--paper); font-family: var(--sans); }
a { color: inherit; }
button, textarea { font: inherit; }
button, a { touch-action: manipulation; }
button:focus-visible, a:focus-visible, textarea:focus-visible, summary:focus-visible { outline: 4px solid var(--pink); outline-offset: 4px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.skip-link { position: fixed; z-index: 20; top: 8px; left: 8px; padding: 12px 16px; background: var(--white); transform: translateY(-180%); font: 700 .75rem/1 var(--mono); }
.skip-link:focus { transform: translateY(0); }

.site-head { position: relative; z-index: 4; display: grid; grid-template-columns: 270px 1fr; min-height: 82px; border-bottom: var(--line); background: var(--paper); }
.wordmark { display: flex; align-items: center; justify-content: center; min-height: 82px; border-right: var(--line); text-decoration: none; font-size: 1.25rem; font-weight: 900; letter-spacing: -.05em; }
.wordmark span:last-child { padding: 5px 7px; margin-left: 5px; background: var(--ink); color: var(--acid); }
.site-head nav { display: flex; align-items: stretch; justify-content: flex-end; overflow-x: auto; }
.site-head nav a { display: grid; place-items: center; min-width: 135px; padding: 12px 18px; border-left: var(--line); text-align: center; text-decoration: none; font: 700 .66rem/1.2 var(--mono); text-transform: uppercase; }
.site-head nav a:hover, .site-head nav a:focus-visible, .site-head nav .nav-active { background: var(--ink); color: var(--acid); }

.hero { position: relative; isolation: isolate; display: grid; grid-template-columns: minmax(0, 1.13fr) minmax(0, .87fr); min-height: 760px; overflow: hidden; border-bottom: var(--line); background: var(--acid); }
.hero::before { content: ""; position: absolute; z-index: -1; inset: 0; opacity: .17; background-image: linear-gradient(var(--ink) 1px, transparent 1px), linear-gradient(90deg, var(--ink) 1px, transparent 1px); background-size: 32px 32px; }
.hero-copy { display: flex; align-items: flex-start; flex-direction: column; justify-content: center; min-width: 0; padding: 80px var(--pad) 90px calc(var(--pad) + 18px); }
.eyebrow, .section-index { margin: 0; font: 700 .66rem/1.3 var(--mono); letter-spacing: .1em; }
.hero h1 { display: flex; flex-direction: column; margin: 38px 0 10px; font-size: clamp(7rem, 15vw, 14rem); font-weight: 900; line-height: .63; letter-spacing: -.105em; }
.hero h1 span:last-child { color: var(--blue); transform: translateX(4%); text-shadow: 7px 7px 0 var(--pink), 14px 14px 0 var(--ink); }
.hero-thesis { margin: 45px 0 10px; font-size: clamp(1.7rem, 3vw, 3rem); font-weight: 900; letter-spacing: -.05em; }
.hero-deck { max-width: 680px; margin: 0; overflow-wrap: anywhere; font: 500 .83rem/1.7 var(--mono); }
.start-button { display: flex; justify-content: space-between; gap: 30px; width: min(100%, 360px); margin-top: 34px; padding: 18px 20px; border: var(--line); background: var(--ink); color: var(--white); text-decoration: none; font: 700 .72rem/1 var(--mono); text-transform: uppercase; box-shadow: 7px 7px 0 var(--pink); }
.start-button:hover { background: var(--blue); }
.binder-holes { position: absolute; z-index: 2; top: 7%; bottom: 7%; left: 8px; display: flex; flex-direction: column; justify-content: space-between; }
.binder-holes i { width: 11px; height: 11px; border: 2px solid var(--ink); border-radius: 50%; background: var(--paper); }
.hero-terminal { align-self: center; min-width: 0; width: min(calc(100% - 60px), 660px); margin: 55px 40px 55px 15px; border: var(--line); background: var(--ink); color: var(--acid); box-shadow: 16px 17px 0 var(--blue), 30px 31px 0 var(--pink); transform: rotate(1.2deg); }
.terminal-bar { display: flex; justify-content: space-between; gap: 18px; padding: 12px 15px; border-bottom: 1px solid var(--acid); font: 600 .57rem/1 var(--mono); letter-spacing: .08em; }
.terminal-screen { min-height: 380px; padding: 42px 32px; background-image: linear-gradient(rgba(223,255,63,.08) 1px, transparent 1px); background-size: 100% 26px; font: 700 clamp(.95rem, 1.5vw, 1.25rem)/2.45 var(--mono); }
.terminal-screen p { margin: 0; }
.terminal-screen b { display: inline-block; width: 42px; color: var(--pink); }
.cursor { animation: blink .8s steps(1) infinite; }
.hero-terminal dl { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; border-top: 1px solid var(--acid); }
.hero-terminal dl div { padding: 15px; border-right: 1px solid var(--acid); }
.hero-terminal dl div:last-child { border: 0; }
.hero-terminal dt { font: 500 .52rem/1 var(--mono); }
.hero-terminal dd { margin: 7px 0 0; color: var(--white); font: 700 .8rem/1 var(--mono); }
@keyframes blink { 50% { opacity: 0; } }

.principles { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: var(--line); background: var(--white); }
.principles article { min-height: 280px; padding: 38px var(--pad); border-right: var(--line); }
.principles article:last-child { border: 0; }
.principles span, .principles p { font: 500 .66rem/1.55 var(--mono); }
.principles span { font-weight: 700; }
.principles strong { display: block; margin: 55px 0 20px; font-size: clamp(1.5rem, 2.3vw, 2.5rem); line-height: .97; letter-spacing: -.055em; }
.principles p { margin: 0; }

.proof-book { padding: 95px var(--pad) 105px; border-bottom: var(--line); background: var(--ink); color: var(--white); }
.proof-book-head { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 50px; margin-bottom: 46px; }
.proof-book-head h2 { margin: 16px 0 0; font-size: clamp(3.4rem, 7vw, 7.6rem); font-weight: 900; line-height: .77; letter-spacing: -.085em; }
.proof-book-head h2 em { color: var(--acid); font-style: normal; }
.proof-book-head > strong { display: flex; align-items: end; min-width: 180px; color: var(--acid); font: 900 clamp(5rem, 9vw, 9rem)/.67 var(--sans); letter-spacing: -.1em; }
.proof-book-head > strong small { width: 70px; margin: 0 0 7px 12px; color: var(--white); font: 600 .58rem/1.25 var(--mono); letter-spacing: .03em; }
.proof-book-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--white); }
.proof-book-grid a { position: relative; display: flex; flex-direction: column; min-height: 310px; padding: 30px; border-right: 1px solid var(--white); background: #202020; color: var(--white); text-decoration: none; }
.proof-book-grid a:last-child { border-right: 0; }
.proof-book-grid a:hover, .proof-book-grid a:focus-visible { background: var(--blue); }
.proof-book-grid a.is-current::before { content: "YOU ARE HERE"; position: absolute; top: 0; right: 0; padding: 8px 10px; background: var(--pink); color: var(--ink); font: 700 .52rem/1 var(--mono); }
.proof-book-grid a[data-proof-state="sealed"] { background: var(--acid); color: var(--ink); }
.proof-book-grid a[data-proof-state="sealed"]::after { content: "✓"; position: absolute; right: 22px; bottom: 14px; font: 900 6rem/.75 var(--sans); }
.proof-book-grid a > span { font: 700 .58rem/1.25 var(--mono); letter-spacing: .04em; }
.proof-book-grid a > b { margin: 54px 0 17px; font-size: clamp(2rem, 3.4vw, 4rem); line-height: .88; letter-spacing: -.065em; }
.proof-book-grid a > p { max-width: 540px; margin: 0; font: 500 .67rem/1.55 var(--mono); }
.proof-book-grid a > em { margin-top: auto; padding-top: 34px; color: var(--acid); font: 700 .62rem/1 var(--mono); font-style: normal; }
.proof-book-grid a[data-proof-state="sealed"] > em { color: var(--ink); }
.proof-book-actions { display: flex; align-items: center; justify-content: flex-end; gap: 12px; padding-top: 22px; }
.proof-book-actions p { margin: 0 auto 0 0; font: 500 .6rem/1.45 var(--mono); }
.proof-book-actions button { padding: 13px 15px; border: 1px solid var(--acid); border-radius: 0; background: transparent; color: var(--acid); cursor: pointer; font: 700 .57rem/1 var(--mono); text-transform: uppercase; }
.proof-book-actions button:hover { background: var(--acid); color: var(--ink); }
.proof-book-actions button:disabled { cursor: not-allowed; opacity: .35; }

.challenge { padding: 100px var(--pad) 120px; border-bottom: var(--line); background: var(--blue); color: var(--white); }
.challenge-head { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 50px; margin-bottom: 55px; }
.challenge-head > * { min-width: 0; }
.challenge h2, .receipt-copy h2, .boundary h2 { margin: 15px 0 0; font-size: clamp(4.2rem, 8vw, 9rem); font-weight: 900; line-height: .76; letter-spacing: -.09em; }
.challenge h2 em, .receipt-copy h2 em { color: var(--acid); font-style: normal; }
.challenge-status { display: grid; min-width: 210px; padding: 20px; border: 1px solid var(--white); background: var(--ink); box-shadow: 9px 9px 0 var(--pink); }
.challenge-status span, .challenge-status small { font: 600 .56rem/1 var(--mono); letter-spacing: .08em; }
.challenge-status strong { margin: 16px 0 9px; color: var(--acid); font: 700 5rem/.75 var(--mono); letter-spacing: -.12em; }
.workbench { display: grid; grid-template-columns: minmax(300px, .74fr) minmax(0, 1.26fr); border: 2px solid var(--white); box-shadow: 13px 14px 0 var(--ink); }
.ticket { position: relative; padding: 50px 34px 35px; background: var(--acid); color: var(--ink); }
.ticket-tab { position: absolute; top: 0; left: 0; padding: 11px 16px; border-right: var(--line); border-bottom: var(--line); background: var(--pink); font: 700 .58rem/1 var(--mono); }
.ticket h3 { margin: 35px 0 24px; font-size: clamp(1.6rem, 2.5vw, 2.7rem); line-height: .97; letter-spacing: -.055em; }
.ticket p, .ticket li, .ticket details { font: 500 .68rem/1.62 var(--mono); }
.ticket ol { display: grid; gap: 15px; padding-left: 22px; }
.ticket code { padding: 1px 4px; background: var(--ink); color: var(--white); }
.ticket details { margin-top: 28px; border-top: var(--line); border-bottom: var(--line); }
.ticket summary { display: flex; justify-content: space-between; gap: 12px; padding: 16px 0; cursor: pointer; font-weight: 700; }
.ticket summary span { font-size: .5rem; }
.ticket details p { margin-top: 0; }
.example { margin-top: 30px; padding: 18px; border: var(--line); background: var(--white); }
.example span { display: block; margin-bottom: 13px; font: 700 .55rem/1 var(--mono); }
.example code { display: block; padding: 0; overflow-x: auto; background: transparent; color: var(--ink); font: 500 .58rem/1.7 var(--mono); }
.editor-shell { min-width: 0; background: #171717; }
.editor-bar { display: flex; justify-content: space-between; gap: 15px; padding: 14px 18px; border-bottom: 1px solid #545454; color: var(--acid); font: 600 .57rem/1 var(--mono); letter-spacing: .08em; }
#solution { display: block; width: 100%; min-height: 500px; resize: vertical; padding: 34px; border: 0; border-radius: 0; outline-offset: -7px; background: #171717; color: var(--white); caret-color: var(--acid); font: 500 clamp(.76rem, 1.25vw, .98rem)/1.8 var(--mono); tab-size: 2; }
.change-note { padding: 22px 28px 26px; border-top: 1px solid #545454; }
.change-note label { display: flex; justify-content: space-between; gap: 15px; margin-bottom: 12px; color: var(--acid); font: 600 .58rem/1.2 var(--mono); }
.change-note label small { color: #b7b7b7; font-weight: 400; }
#note { width: 100%; resize: vertical; padding: 14px; border: 1px solid #6e6e6e; border-radius: 0; background: #252525; color: var(--white); font: 500 .72rem/1.55 var(--mono); }
.sandbox-note { margin: 0; padding: 15px 28px; border-top: 1px solid #545454; color: #b9b9b9; font: 400 .56rem/1.5 var(--mono); }
.editor-actions { display: flex; gap: 12px; padding: 20px 28px 28px; }
.editor-actions button, .proof-actions button, .proof-actions a { padding: 16px 18px; border: 1px solid var(--acid); border-radius: 0; cursor: pointer; text-decoration: none; font: 700 .62rem/1 var(--mono); text-transform: uppercase; }
.primary-button { flex: 1; background: var(--acid); color: var(--ink); }
.primary-button:hover { background: var(--pink); }
.primary-button:disabled { cursor: wait; opacity: .6; }
.secondary-button { background: transparent; color: var(--white); }
.checks { margin-top: 65px; }
.checks-title-row { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 20px; }
.checks-title-row h3 { margin: 0; font-size: clamp(2rem, 4vw, 4rem); letter-spacing: -.06em; }
.checks-title-row p { margin: 0; max-width: 520px; text-align: right; font: 500 .64rem/1.5 var(--mono); }
.checks ol { display: grid; grid-template-columns: repeat(2, 1fr); margin: 0; padding: 0; border-top: 1px solid var(--white); border-left: 1px solid var(--white); list-style: none; }
.checks li { display: grid; grid-template-columns: 12px 1fr auto; align-items: center; gap: 15px; min-height: 100px; padding: 18px; border-right: 1px solid var(--white); border-bottom: 1px solid var(--white); }
.checks li:last-child { grid-column: 1 / -1; }
.checks li i { width: 12px; height: 12px; border: 1px solid var(--white); border-radius: 50%; }
.checks li b, .checks li small, .checks li em { display: block; font: 600 .57rem/1.3 var(--mono); }
.checks li small { margin-top: 6px; color: #d4d2ff; font-weight: 400; }
.checks li em { color: #d4d2ff; font-style: normal; }
.checks li[data-result="pass"] { background: var(--acid); color: var(--ink); }
.checks li[data-result="pass"] i { border-color: var(--ink); background: var(--ink); box-shadow: inset 0 0 0 3px var(--acid); }
.checks li[data-result="pass"] small, .checks li[data-result="pass"] em { color: var(--ink); }
.checks li[data-result="fail"] { background: var(--pink); color: var(--ink); }
.checks li[data-result="fail"] i { border-color: var(--ink); background: var(--ink); }
.checks li[data-result="fail"] small, .checks li[data-result="fail"] em { color: var(--ink); }

.receipt-section { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(50px, 7vw, 120px); padding: 110px var(--pad) 130px; border-bottom: var(--line); background: var(--paper); }
.receipt-copy > p:not(.section-index) { max-width: 590px; margin: 35px 0; font: 500 .74rem/1.7 var(--mono); }
.score-contract { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 40px; border: var(--line); }
.score-contract div { min-width: 0; padding: 18px 14px; border-right: var(--line); }
.score-contract div:last-child { border: 0; }
.score-contract span { display: block; color: var(--blue); font-size: clamp(2rem, 3.8vw, 4rem); font-weight: 900; letter-spacing: -.08em; }
.score-contract p { margin: 8px 0 0; font: 600 .5rem/1.35 var(--mono); text-transform: uppercase; }
.proof-card { align-self: start; border: var(--line); background: var(--white); box-shadow: 13px 14px 0 var(--ink), 25px 26px 0 var(--blue); transform: rotate(1deg); }
.proof-card[data-proof-state="top"] { background: var(--acid); box-shadow: 13px 14px 0 var(--pink), 25px 26px 0 var(--ink); }
.proof-top { display: flex; justify-content: space-between; gap: 20px; padding: 14px 18px; border-bottom: var(--line); font: 700 .55rem/1 var(--mono); }
.proof-grade { display: flex; align-items: end; padding: 35px 28px 10px; }
.proof-grade strong { font-size: clamp(7rem, 13vw, 13rem); font-weight: 900; line-height: .65; letter-spacing: -.12em; }
.proof-grade span { margin-left: 12px; font: 700 1rem/1 var(--mono); }
#proof-label { margin: 30px 28px; padding: 11px 13px; background: var(--ink); color: var(--acid); font: 700 clamp(1.2rem, 3vw, 2.8rem)/1 var(--mono); letter-spacing: -.05em; }
.proof-card dl { margin: 0 28px 30px; border-top: var(--line); }
.proof-card dl div { display: grid; grid-template-columns: 115px 1fr; gap: 20px; padding: 14px 0; border-bottom: var(--line); }
.proof-card dt, .proof-card dd { margin: 0; font: 600 .58rem/1.45 var(--mono); }
.proof-card dd { font-weight: 400; overflow-wrap: anywhere; }
.proof-actions { display: flex; gap: 10px; padding: 0 28px 28px; }
.proof-actions button { flex: 1; background: var(--blue); color: var(--white); }
.proof-actions button:disabled { cursor: not-allowed; opacity: .35; }
.proof-actions a { background: var(--ink); color: var(--acid); }
.copy-status { min-height: 14px; margin: -12px 28px 20px; font: 600 .55rem/1.2 var(--mono); }

.boundary { padding: 105px var(--pad) 120px; border-bottom: var(--line); background: var(--pink); }
.boundary h2 { max-width: 1050px; }
.boundary > div { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 65px; border: var(--line); background: var(--paper); }
.boundary article { min-height: 250px; padding: 28px; border-right: var(--line); }
.boundary article:last-child { border: 0; }
.boundary article span { font: 700 .58rem/1 var(--mono); }
.boundary article p { margin: 75px 0 0; font: 500 .7rem/1.65 var(--mono); }

.ticket-002 .hero { background: var(--pink); }
.ticket-002 .hero h1 span:last-child { color: var(--acid); text-shadow: 7px 7px 0 var(--blue), 14px 14px 0 var(--ink); }
.ticket-002 .start-button { box-shadow: 7px 7px 0 var(--acid); }
.ticket-002 .hero-terminal { box-shadow: 16px 17px 0 var(--acid), 30px 31px 0 var(--blue); }
.ticket-002 .challenge { background: #171f5e; }
.ticket-002 .ticket { background: var(--pink); }
.ticket-002 .ticket-tab { background: var(--acid); }
.ticket-002 .proof-card { box-shadow: 13px 14px 0 var(--ink), 25px 26px 0 var(--pink); }
.ticket-002 .proof-card[data-proof-state="top"] { box-shadow: 13px 14px 0 var(--blue), 25px 26px 0 var(--ink); }
.ticket-002 .boundary { background: var(--acid); }

.site-footer { display: grid; grid-template-columns: 1fr .55fr; gap: 55px; padding: 70px var(--pad) 36px; background: var(--ink); color: var(--white); }
.footer-mark { display: inline-block; color: var(--acid); text-decoration: none; font-size: 2.2rem; font-weight: 900; line-height: .78; letter-spacing: -.08em; }
.site-footer > div:first-child p { max-width: 440px; font: 400 .68rem/1.55 var(--mono); }
.site-footer nav { display: flex; flex-direction: column; gap: 12px; font: 600 .62rem/1.3 var(--mono); text-transform: uppercase; }
.site-footer > p { grid-column: 1 / -1; padding-top: 18px; border-top: 1px solid #5a5a5a; font: 500 .55rem/1.3 var(--mono); letter-spacing: .08em; }
.site-footer > [data-pointcast-network] { grid-column: 1 / -1; min-width: 0; margin-top: 10px; }

@media (max-width: 980px) {
  .site-head { grid-template-columns: 1fr; }
  .wordmark { justify-content: flex-start; padding-left: var(--pad); border-right: 0; }
  .site-head nav { justify-content: flex-start; border-top: var(--line); }
  .hero { grid-template-columns: minmax(0, 1fr); }
  .hero-terminal { width: min(calc(100% - 80px), 700px); margin: 10px auto 85px; }
  .principles { grid-template-columns: 1fr; }
  .principles article { min-height: 220px; border-right: 0; border-bottom: var(--line); }
  .principles article:last-child { border-bottom: 0; }
  .principles strong { margin-top: 35px; }
  .proof-book-head { grid-template-columns: 1fr; align-items: start; }
  .workbench, .receipt-section { grid-template-columns: 1fr; }
  .ticket { min-height: auto; }
  .receipt-copy { max-width: 760px; }
  .proof-card { width: min(100%, 760px); }
}

@media (max-width: 700px) {
  :root { --pad: 18px; }
  .wordmark { min-height: 60px; }
  .site-head nav a { min-width: 118px; padding: 11px 13px; }
  .hero { min-height: auto; }
  .hero-copy { padding-top: 65px; padding-bottom: 70px; }
  .hero h1 { font-size: clamp(6rem, 29vw, 9rem); }
  .hero h1 span:last-child { text-shadow: 4px 4px 0 var(--pink), 8px 8px 0 var(--ink); }
  .hero-thesis { margin-top: 38px; }
  .hero-terminal { width: calc(100% - 54px); margin: 0 20px 70px 16px; box-shadow: 9px 10px 0 var(--blue), 18px 19px 0 var(--pink); }
  .terminal-screen { min-height: 315px; padding: 30px 20px; font-size: .78rem; }
  .hero-terminal dl { grid-template-columns: 1fr; }
  .hero-terminal dl div { border-right: 0; border-bottom: 1px solid var(--acid); }
  .challenge { padding-top: 75px; padding-bottom: 85px; }
  .challenge-head { grid-template-columns: 1fr; align-items: start; }
  .challenge h2, .receipt-copy h2, .boundary h2 { font-size: clamp(4rem, 19vw, 6rem); }
  .ticket-002 .challenge h2 { font-size: clamp(3.2rem, 16vw, 5.4rem); }
  .proof-book { padding-top: 75px; padding-bottom: 85px; }
  .proof-book-head h2 { font-size: clamp(3.6rem, 18vw, 5.8rem); }
  .proof-book-head > strong { font-size: 6rem; }
  .proof-book-grid { grid-template-columns: 1fr; }
  .proof-book-grid a { min-height: 285px; border-right: 0; border-bottom: 1px solid var(--white); }
  .proof-book-grid a:last-child { border-bottom: 0; }
  .proof-book-actions { align-items: stretch; flex-direction: column; }
  .proof-book-actions p { margin: 0 0 8px; }
  .challenge-status { min-width: 185px; }
  .workbench { margin: 0 -8px; }
  .ticket { padding: 48px 22px 28px; }
  #solution { min-height: 440px; padding: 22px 17px; }
  .change-note, .sandbox-note, .editor-actions { padding-left: 17px; padding-right: 17px; }
  .change-note label { align-items: flex-start; flex-direction: column; }
  .editor-actions { align-items: stretch; flex-direction: column; }
  .checks-title-row { align-items: flex-start; flex-direction: column; }
  .checks-title-row p { text-align: left; }
  .checks ol { grid-template-columns: 1fr; }
  .checks li:last-child { grid-column: auto; }
  .receipt-section { padding-top: 80px; padding-bottom: 100px; }
  .score-contract { grid-template-columns: 1fr; }
  .score-contract div { border-right: 0; border-bottom: var(--line); }
  .score-contract div:last-child { border: 0; }
  .proof-card { margin-left: -4px; box-shadow: 8px 9px 0 var(--ink), 16px 18px 0 var(--blue); }
  .proof-card[data-proof-state="top"] { box-shadow: 8px 9px 0 var(--pink), 16px 18px 0 var(--ink); }
  .ticket-002 .hero h1 span:last-child { text-shadow: 4px 4px 0 var(--blue), 8px 8px 0 var(--ink); }
  .ticket-002 .hero-terminal { box-shadow: 9px 10px 0 var(--acid), 18px 19px 0 var(--blue); }
  .ticket-002 .proof-card { box-shadow: 8px 9px 0 var(--ink), 16px 18px 0 var(--pink); }
  .ticket-002 .proof-card[data-proof-state="top"] { box-shadow: 8px 9px 0 var(--blue), 16px 18px 0 var(--ink); }
  .proof-top { align-items: flex-start; flex-direction: column; }
  .proof-grade strong { font-size: clamp(6.5rem, 31vw, 10rem); }
  .proof-card dl div { grid-template-columns: 1fr; gap: 7px; }
  .proof-actions { align-items: stretch; flex-direction: column; }
  .boundary { padding-top: 80px; padding-bottom: 90px; }
  .boundary > div { grid-template-columns: 1fr; }
  .boundary article { min-height: 210px; border-right: 0; border-bottom: var(--line); }
  .boundary article p { margin-top: 45px; }
  .site-footer { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media (prefers-contrast: more) { :root { --line: 3px solid var(--ink); } }