/* Terminal theme: the library's tokens re-pointed at the CRT palette. */
      :root,
      :root[data-theme] {
        color-scheme: dark;
        --x-green: #39ff14;
        --x-green-dim: #2bc010;
        --x-red: #ff2a2a;
        --x-glow: 0 0 8px rgb(57 255 20 / 0.55);
        --text-primary: var(--x-green);
        --text-secondary: var(--x-green-dim);
        --text-tertiary: rgb(57 255 20 / 0.35);
        --text-primary-on: #000;
        --text-secondary-on: #0a3a02;
        --fill-primary: var(--x-green);
        --fill-primary-on: #000;
        --fill-tertiary: #071405;
        --fill-system-green: var(--x-green);
        --fill-system-red: var(--x-red);
        --fill-system-orange: var(--x-red);
        --stroke-primary: rgb(57 255 20 / 0.4);
        --stroke-secondary: rgb(57 255 20 / 0.16);
        --hover-wash: rgb(57 255 20 / 0.1);
        --mat-regular: rgb(0 0 0 / 0.8);
        --mat-agent: rgb(0 0 0 / 0.85);
        --hark-shadow: 0 0 24px rgb(57 255 20 / 0.15);
        --sans: "Geist Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, "PingFang TC", "Noto Sans Mono CJK TC", "Microsoft JhengHei", "Hiragino Sans", "Noto Sans Mono CJK JP", "Meiryo", "Apple SD Gothic Neo", "Noto Sans Mono CJK KR", "Malgun Gothic", monospace;
      }
      html, body { background: #000; color: var(--x-green); }
      body { text-shadow: 0 0 2px rgb(57 255 20 / 0.45); }
      body.x-locked { overflow: hidden; }
      ::selection { background: var(--x-green); color: #000; }

      /* CRT scanlines and vignette over everything */
      .x-crt::before,
      .x-crt::after { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 100; }
      .x-crt::before { background: repeating-linear-gradient(to bottom, rgb(0 0 0 / 0) 0 2px, rgb(0 0 0 / 0.28) 2px 3px); }
      .x-crt::after { background: radial-gradient(ellipse at center, transparent 55%, rgb(0 0 0 / 0.6) 100%); animation: x-flicker 6s infinite steps(1); }
      @keyframes x-flicker { 0%, 100% { opacity: 1; } 47% { opacity: 0.85; } 48% { opacity: 1; } 92% { opacity: 0.9; } }

      /* top bar */
      .x-top { position: sticky; top: 0; z-index: 30; display: flex; align-items: center; gap: 10px; padding: 8px 0; background: rgb(0 0 0 / 0.88); border-bottom: 1px solid var(--stroke-secondary); }
      .x-top img { width: 32px; height: 32px; border-radius: 50%; object-fit: cover; border: 1px solid var(--stroke-primary); }
      @media (max-width: 1440px) { .x-top { padding-right: 150px; } }
      @media (max-width: 520px) { .x-top b { display: none; } }

      /* language switcher: fixed top right, above the gate */
      .x-lang { position: fixed; top: calc(env(safe-area-inset-top, 0px) + 6px); right: calc(env(safe-area-inset-right, 0px) + 10px); z-index: 95; display: flex; align-items: center; padding-left: 10px; background: #000; border: 1px solid var(--x-green); box-shadow: 0 0 16px rgb(57 255 20 / 0.25); }
      .x-lang label { font: var(--type-caption); color: var(--text-secondary); }
      .x-lang select { appearance: none; -webkit-appearance: none; min-height: var(--tap); padding: 0 30px 0 6px; border: 0; border-radius: 0; color: var(--x-green); font: var(--type-label); font-family: var(--sans); text-shadow: inherit; cursor: pointer; background-color: transparent; background-image: linear-gradient(45deg, transparent 50%, var(--x-green) 50%), linear-gradient(135deg, var(--x-green) 50%, transparent 50%); background-position: right 15px center, right 10px center; background-size: 5px 5px; background-repeat: no-repeat; }
      .x-lang select:focus-visible { outline: 2px solid var(--x-green); outline-offset: 2px; }
      .x-lang option { background: #000; color: var(--x-green); }
      .x-top b { font: var(--type-label); letter-spacing: 0.04em; }
      .x-top nav { margin-left: auto; display: flex; gap: 4px; }
      .x-top nav a { display: inline-flex; align-items: center; min-height: var(--tap); padding: 0 10px; font: var(--type-caption); color: var(--x-green); text-decoration: none; border: 1px solid transparent; }
      .x-top nav a:hover { border-color: var(--stroke-primary); }

      /* hero */
      .x-hero { position: relative; display: grid; gap: 18px; padding: clamp(28px, 6vw, 64px) clamp(18px, 4vw, 48px); border: 1px solid var(--stroke-primary); border-radius: var(--r-s); background: radial-gradient(circle at 20% 0%, rgb(57 255 20 / 0.08), transparent 60%), #000; overflow: hidden; }
      .x-hero__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; opacity: 0.45; filter: brightness(0.55) saturate(0.9); }
      .x-hero::after { content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none; background: linear-gradient(90deg, rgb(0 0 0 / 0.92) 0%, rgb(0 0 0 / 0.7) 55%, rgb(0 0 0 / 0.45) 100%); }
      .x-hero > :not(.x-hero__bg) { position: relative; z-index: 1; }
      .x-hero__logo { width: clamp(96px, 22vw, 148px); height: auto; aspect-ratio: 1; object-fit: cover; border-radius: 50%; border: 1px solid var(--stroke-primary); box-shadow: 0 0 32px rgb(57 255 20 / 0.25); }
      .x-hero h1 { font: var(--weight-medium) clamp(44px, 12vw, 104px)/1 var(--sans); letter-spacing: -0.02em; text-shadow: var(--x-glow); }
      .x-hero__slogan { font: var(--type-lede); max-width: 32ch; }
      .x-hero__slogan span, .x-en { display: block; color: var(--text-secondary); font: var(--type-small); margin-top: 4px; }
      .x-status { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 8px; justify-self: start; padding: 8px 12px; border: 1px solid var(--x-red); color: var(--x-red); font: var(--type-tag); text-shadow: none; }
      .x-status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--x-red); animation: x-blink 1s steps(2) infinite; }
      @keyframes x-blink { 50% { opacity: 0; } }

      /* glitch title */
      .x-glitch { position: relative; display: inline-block; }
      .x-glitch::before, .x-glitch::after { content: attr(data-text); position: absolute; inset: 0; pointer-events: none; }
      .x-glitch::before { color: var(--x-red); transform: translate(2px, 0); clip-path: inset(0 0 60% 0); animation: x-glitch 2.6s infinite steps(1); opacity: 0.8; }
      .x-glitch::after { color: #fff; transform: translate(-2px, 0); clip-path: inset(55% 0 0 0); animation: x-glitch 3.1s infinite reverse steps(1); opacity: 0.5; }
      @keyframes x-glitch { 0%, 88%, 100% { transform: translate(0); opacity: 0; } 90% { transform: translate(3px, -1px); opacity: 0.8; } 93% { transform: translate(-3px, 1px); opacity: 0.8; } 96% { transform: translate(1px, 0); opacity: 0.6; } }

      .section h2 { text-shadow: var(--x-glow); }
      .section h2 .x-en { font: var(--type-small); margin-top: 6px; }
      .x-prompt::before { content: "> "; color: var(--text-secondary); }
      .x-addr { word-break: break-all; font: var(--type-small); }

      /* waitlist progress */
      .x-progress { display: grid; gap: 10px; padding: 18px; border: 1px solid var(--stroke-primary); border-radius: var(--r-s); background: var(--fill-tertiary); }
      .x-progress__fig { font: var(--type-figure); }
      .x-progress__bar { display: grid; grid-template-columns: repeat(30, 1fr); gap: 3px; height: 18px; }
      .x-progress__bar i { border: 1px solid var(--stroke-primary); }
      .x-progress__bar i.is-on { background: var(--x-green); }
      .x-progress__bar i:first-child { animation: x-blink 1s steps(2) infinite; background: rgb(57 255 20 / 0.4); }
      .x-lastcall { display: grid; gap: 10px; justify-items: start; padding: 18px; border: 1px dashed var(--x-green); border-radius: var(--r-s); background: var(--fill-tertiary); }
      .x-lastcall[hidden] { display: none; }
      .x-lastcall .x-progress__fig { color: var(--x-green); }
      .x-soon { display: inline-flex; align-items: center; min-height: var(--tap); padding: 0 14px; border: 1px dashed var(--stroke-primary); border-radius: var(--r-pill); font: var(--type-label); color: var(--text-secondary); cursor: not-allowed; }

      /* machine spec */
      .x-spec { position: relative; border: 1px solid var(--stroke-primary); border-radius: var(--r-s); background: var(--fill-tertiary); transition: box-shadow var(--dur-quick) var(--ease-out); }
      .x-spec__bar { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 6px 6px 6px 14px; border-bottom: 1px solid var(--stroke-secondary); font: var(--type-caption); color: var(--text-secondary); }
      .x-spec pre { margin: 0; padding: 16px; font: var(--weight-regular) 13px/1.6 var(--sans); white-space: pre-wrap; overflow-wrap: anywhere; user-select: all; -webkit-user-select: all; }
      .x-spec.is-hot { border-color: var(--x-green); box-shadow: 0 0 0 2px var(--x-green), 0 0 40px rgb(57 255 20 / 0.45); animation: x-pulse 1.4s 3; }
      @keyframes x-pulse { 50% { box-shadow: 0 0 0 2px var(--x-green), 0 0 8px rgb(57 255 20 / 0.2); } }
      .x-btn { display: inline-flex; align-items: center; justify-content: center; min-height: var(--tap); padding: 0 16px; border: 1px solid var(--x-green); background: #000; color: var(--x-green); font: var(--type-label); cursor: pointer; text-shadow: inherit; }
      .x-btn:hover, .x-btn:focus-visible { background: var(--x-green); color: #000; }
      .x-btn--red { border-color: var(--x-red); color: var(--x-red); }
      .x-btn--red:hover, .x-btn--red:focus-visible { background: var(--x-red); color: #000; }

      /* disclaimer */
      .x-warn { padding: clamp(18px, 3vw, 28px); border: 2px solid var(--x-red); border-radius: var(--r-s); color: #ffd6d6; text-shadow: none; display: grid; gap: 14px; }
      .x-warn h3 { font: var(--type-heading); color: var(--x-red); }
      .x-warn ul { margin: 0; padding-left: 1.2em; display: grid; gap: 6px; font: var(--type-body); }
      .x-warn .x-en-block { color: #ffb3b3; font: var(--type-small); }

      /* the human gate */
      .x-gate { position: fixed; inset: 0; z-index: 90; overflow-y: auto; background: #000; padding: calc(env(safe-area-inset-top, 0px) + 16px) var(--gutter) 32px; transition: opacity 900ms var(--ease-out), filter 900ms var(--ease-out); }
      .x-gate[hidden] { display: none; }
      .x-gate.is-leaving { opacity: 0; filter: blur(6px) brightness(2); pointer-events: none; }
      .x-gate__inner { max-width: 640px; margin: 0 auto; display: grid; gap: 18px; }
      .x-gate__head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
      .x-gate__head img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; border: 1px solid var(--stroke-primary); }
      @media (max-width: 960px) { .x-gate__head { padding-right: 150px; } }
      .x-skip { display: inline-flex; align-items: center; min-height: var(--tap); padding: 0 8px; font: var(--type-caption); color: var(--text-secondary); }
      .x-boot { margin: 0; min-height: 7.5em; font: var(--weight-regular) 14px/1.6 var(--sans); white-space: pre-wrap; }
      .x-boot .x-caret, .x-caret { display: inline-block; width: 0.6em; height: 1.1em; vertical-align: -0.2em; background: var(--x-green); animation: x-blink 0.9s steps(2) infinite; }
      .x-alarm { display: grid; gap: 10px; padding: 20px 16px; border: 2px solid var(--x-red); background: rgb(255 42 42 / 0.12); color: var(--x-red); text-shadow: 0 0 10px rgb(255 42 42 / 0.7); text-align: center; animation: x-alarm 0.8s steps(1) infinite; }
      .x-alarm strong { font: var(--weight-medium) clamp(28px, 8vw, 48px)/1.1 var(--sans); }
      .x-alarm p { color: #ffd6d6; font: var(--type-body); text-shadow: none; }
      @keyframes x-alarm { 50% { background: rgb(255 42 42 / 0.32); } }
      .x-reveal { opacity: 0; transform: translateY(6px); transition: opacity 400ms var(--ease-out), transform 400ms var(--ease-out); }
      .x-reveal.is-in { opacity: 1; transform: none; }
      .x-captcha { display: grid; gap: 12px; padding: 14px; background: #f9f9f9; color: #222; border: 1px solid #d3d3d3; border-radius: 3px; box-shadow: 0 0 4px 1px rgb(0 0 0 / 0.08); text-shadow: none; font-family: Roboto, Arial, "PingFang TC", "Hiragino Sans", "Apple SD Gothic Neo", sans-serif; }
      .x-captcha__row { display: flex; align-items: center; gap: 12px; }
      .x-check { flex: none; width: var(--tap); height: var(--tap); display: grid; place-items: center; border: 2px solid #c1c1c1; border-radius: 3px; background: #fff; cursor: pointer; font: 600 22px/1 Arial, sans-serif; color: var(--x-red); padding: 0; }
      .x-check:focus-visible { outline: 2px solid #4a90e2; outline-offset: 2px; }
      .x-captcha__label { flex: 1; font-size: 15px; line-height: 1.3; }
      .x-captcha__label small { display: block; color: #555; font-size: 12px; }
      .x-captcha__brand { display: grid; justify-items: center; font-size: 10px; color: #555; text-align: center; line-height: 1.2; }
      .x-captcha__brand > span:first-child { font-size: 22px; }
      .x-captcha__brand b { font-weight: inherit; }
      .x-challenge { display: grid; gap: 8px; padding-top: 12px; border-top: 1px solid #ddd; font-size: 14px; }
      .x-challenge code { font-family: var(--sans); background: #eee; padding: 0 4px; }
      .x-challenge input { min-height: var(--tap); padding: 0 10px; border: 1px solid #bbb; font: 15px var(--sans); color: #222; background: #fff; }
      .x-timer { font: 600 28px/1 var(--sans); color: #d32f2f; }
      .x-fail { color: #d32f2f; font-weight: 600; }
      .x-answer { font-family: var(--sans); font-size: 13px; color: #1b5e20; word-break: break-all; }
      .x-gate__actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
      .x-gate__actions .x-btn { min-height: 56px; text-align: center; line-height: 1.25; padding: 8px 10px; }
      @media (max-width: 420px) { .x-gate__actions { grid-template-columns: 1fr; } }
      .x-verdict { font: var(--type-lede); text-align: center; }

      /* scrambled state */
      .x-scrambled [data-scramble] { color: var(--text-secondary); }
      .x-bar { position: fixed; left: 50%; bottom: calc(env(safe-area-inset-bottom, 0px) + 12px); transform: translateX(-50%); z-index: 80; width: min(560px, calc(100% - 24px)); display: flex; align-items: center; gap: 10px; padding: 8px 8px 8px 14px; background: #000; border: 1px solid var(--x-red); color: #ffd6d6; font: var(--type-caption); text-shadow: none; box-shadow: 0 0 24px rgb(255 42 42 / 0.3); }
      .x-bar[hidden] { display: none; }
      .x-bar span { flex: 1; }

      @media (prefers-reduced-motion: reduce) {
        .x-crt::after, .x-alarm, .x-glitch::before, .x-glitch::after, .x-status::before, .x-progress__bar i:first-child, .x-caret, .x-spec.is-hot { animation: none; }
        .x-gate, .x-reveal { transition: none; }
      }
          .x-progress__meta { font: var(--type-small); color: var(--text-secondary); }
      .x-progress + .x-progress { margin-top: 12px; }
      .x-chainstat { font: var(--type-small); color: var(--text-secondary); margin-top: 12px; }
      .x-wall { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 10px; }
      .x-wall li { padding: 12px 14px; border: 1px solid var(--stroke-primary); border-radius: var(--r-s); background: var(--fill-tertiary); display: grid; gap: 6px; }
      .x-wall__meta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font: var(--type-small); color: var(--text-secondary); }
      .x-wall__from { color: var(--text-primary); font-weight: 600; }
      .x-wall__badge { padding: 1px 8px; border: 1px solid var(--stroke-primary); border-radius: var(--r-pill); font: var(--type-caption); }
      .x-wall__badge.is-ok { border-color: var(--x-green); color: var(--x-green); }
      .x-wall__body { margin: 0; font: var(--weight-regular) 13px/1.6 var(--sans); white-space: pre-wrap; overflow-wrap: anywhere; word-break: break-word; }
      .x-wall__body.is-hex { font-family: "Geist Mono", ui-monospace, monospace; color: var(--x-green); }
      .x-wall__toggle { justify-self: start; background: none; border: 1px solid var(--stroke-primary); color: var(--text-secondary); border-radius: var(--r-pill); padding: 2px 10px; font: var(--type-caption); cursor: pointer; min-height: 28px; }
      .x-wall__empty { margin-top: 16px; color: var(--text-secondary); font: var(--type-small); }
      .x-wall__how { margin: 0; padding: 16px; font: var(--weight-regular) 12px/1.6 "Geist Mono", ui-monospace, monospace; white-space: pre-wrap; overflow-wrap: anywhere; }


/* ---------- WAGIE additions ---------- */
.x-top nav { min-width: 0; overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
.x-top nav::-webkit-scrollbar { display: none; }
.x-top nav a { white-space: nowrap; }
.x-top nav a.x-navwall { border-color: var(--x-green); }
.x-hero__logo { border-radius: 50%; }
.x-hero__cta { display: flex; flex-wrap: wrap; gap: 10px; }
.x-hero__cta .x-btn { min-height: 48px; }
.x-wallcard { display: grid; gap: 8px; padding: 14px 16px; border: 1px solid var(--x-green); background: rgb(0 0 0 / 0.75); text-decoration: none; color: var(--x-green); max-width: 520px; box-shadow: 0 0 24px rgb(57 255 20 / 0.18); }
.x-wallcard:hover, .x-wallcard:focus-visible { background: rgb(57 255 20 / 0.1); }
.x-wallcard b { font: var(--type-label); letter-spacing: 0.04em; }
.x-wallcard span { font: var(--type-small); color: var(--text-secondary); }
.x-pending { display: inline-block; margin-left: 6px; padding: 1px 8px; border: 1px dashed #ffb020; color: #ffb020; font: var(--type-caption); text-shadow: none; white-space: nowrap; }
.x-status.is-amber { border-color: #ffb020; color: #ffb020; }
.x-status.is-amber::before { background: #ffb020; }
.x-taxtbl { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 6px; margin-top: 12px; }
.x-taxtbl div { display: grid; gap: 4px; padding: 8px 4px; border: 1px solid var(--stroke-primary); text-align: center; font: var(--type-caption); }
.x-taxtbl b { font: var(--type-label); }
.x-taxtbl i { font-style: normal; display: block; height: 4px; background: var(--x-red); justify-self: center; }
@media (max-width: 560px) { .x-taxtbl { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.x-wall li.is-chain { border-color: var(--x-green); }
.x-wall__body { white-space: pre-wrap; }
.x-wall__more { justify-self: start; margin-top: 12px; }
.x-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.x-tabs button { min-height: var(--tap); padding: 0 14px; border: 1px solid var(--stroke-primary); background: #000; color: var(--x-green); font: var(--type-label); font-family: var(--sans); cursor: pointer; text-shadow: inherit; }
.x-tabs button[aria-selected="true"] { border-color: var(--x-green); background: var(--x-green); color: #000; }
.x-howto summary { cursor: pointer; padding: 10px 14px; font: var(--type-label); }
.x-howto[open] summary { border-bottom: 1px solid var(--stroke-secondary); }
.x-kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 8px; }
.x-kv div { padding: 12px; border: 1px solid var(--stroke-primary); background: var(--fill-tertiary); display: grid; gap: 4px; }
.x-kv b { font: var(--type-figure); font-size: clamp(18px, 4.5vw, 26px); overflow-wrap: anywhere; }
.x-kv span { font: var(--type-caption); color: var(--text-secondary); }
html, body { overflow-x: hidden; }
table td, table th { overflow-wrap: anywhere; }
[hidden] { display: none !important; }
.x-kv b { overflow-wrap: normal; white-space: nowrap; font-size: clamp(16px, 4.2vw, 24px); }
@media (max-width: 420px) { .x-kv { grid-template-columns: repeat(2, minmax(0, 1fr)); } .x-kv b { font-size: 16px; } }