/* Station design system: shared by KeepWake, Screen Test and Speed Test stations. */
:root {
  --bg: #1d2023;
  --bg2: #0f1113;
  --panel: rgba(8, 10, 12, .38);
  --line: rgba(222, 230, 236, .17);
  --strong: rgba(228, 234, 238, .55);
  --text: #e3e8ea;
  --dim: #87929a;
  --amber: #f0ae1e;
  --hatch: rgba(228, 234, 238, .3);
  --plus: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='48'%3E%3Cpath d='M24 21v6M21 24h6' stroke='%23e3e8ea' stroke-opacity='.32'/%3E%3C/svg%3E");
  color-scheme: dark;
  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  --font: "Share Tech Mono", "Consolas", "Menlo", "DejaVu Sans Mono", monospace;
  --grid: rgba(222, 230, 236, .17);
  --scan: rgba(0, 0, 0, .22);
  --ad-filter: grayscale(1) contrast(1.2) brightness(.52);
  --ad-screen: var(--bg2);
  --ad-tint: 1;
  --ad-art: 1;
}
:root[data-theme="light"] {
  --bg: #c4c9cc;
  --bg2: #aeb4b8;
  --panel: rgba(255, 255, 255, .18);
  --line: rgba(20, 26, 30, .26);
  --strong: rgba(20, 26, 30, .62);
  --text: #12171a;
  --dim: #4b565d;
  --amber: #9c6300;
  --hatch: rgba(20, 26, 30, .35);
  --plus: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='48'%3E%3Cpath d='M24 21v6M21 24h6' stroke='%2312171a' stroke-opacity='.2'/%3E%3C/svg%3E");
  color-scheme: light;
  --grid: rgba(20, 26, 30, .12);
  --ad-filter: grayscale(1) contrast(1.05) brightness(1.02);
  --ad-screen: #d6dade;
  --ad-tint: .45;
  --ad-art: .55;
  --scan: rgba(20, 26, 30, .05);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; scroll-padding-top: env(safe-area-inset-top, 0px); }
body {
  min-height: 100%;
  font-family: var(--font);
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: .06em;
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 60% 70% at 0% 40%, rgba(255,255,255,.07), transparent 70%),
    radial-gradient(ellipse at 50% 50%, transparent 30%, var(--bg2) 100%),
    var(--plus),
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 48px 48px, 192px 192px, 192px 192px;
  background-position: 0 0, 0 0, -24px -24px, 0 0, 0 0;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}
button { font: inherit; color: inherit; text-transform: inherit; letter-spacing: inherit; }
:focus-visible { outline: 1px dashed var(--amber); outline-offset: 4px; }
.amber { color: var(--amber); }
.dim { color: var(--dim); }

.hud {
  min-height: 100%;
  display: grid;
  gap: 14px;
  padding: 16px;
  grid-template-columns: minmax(250px, 1fr) minmax(400px, 1.7fr) minmax(250px, 1fr);
  grid-template-rows: auto auto minmax(440px, auto) auto auto auto;
  grid-template-areas:
    "head head head"
    "strip strip strip"
    "left core right"
    "act act act"
    "ads ads ads"
    "foot foot foot";
}

/* ---------- panels ---------- */
.panel {
  position: relative;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 12px 14px;
  min-width: 0;
}
.panel::before, .panel::after { content: "+"; position: absolute; font-size: 15px; line-height: 1; color: var(--strong); }
.panel::before { top: -8px; left: -5px; }
.panel::after { bottom: -8px; right: -5px; }
.ph {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  font-size: .85rem;
  font-weight: 400;
  letter-spacing: .2em;
  margin-bottom: 10px;
}
.ph small { font-size: .68rem; letter-spacing: .14em; color: var(--dim); }
.col { display: flex; flex-direction: column; gap: 14px; min-height: 0; }
.left { grid-area: left; }
.right { grid-area: right; }

.kv div { display: flex; justify-content: space-between; gap: 12px; padding: 3px 0; font-size: .8rem; }
.kv dt { color: var(--dim); flex-shrink: 0; letter-spacing: .1em; }
.kv dd { text-align: right; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.stat { font-size: .95rem; letter-spacing: .1em; line-height: 1.5; }
.stat.sm { font-size: .78rem; }
.rule { border: 0; border-top: 1px solid var(--line); margin: 8px 0; }

/* ---------- header ---------- */
.head { grid-area: head; display: flex; align-items: stretch; gap: 12px; flex-wrap: wrap; }
.mono {
  border: 1px solid var(--strong);
  width: 68px;
  min-height: 68px;
  display: grid;
  place-items: center;
  font-size: 2.1rem;
  letter-spacing: .02em;
  flex-shrink: 0;
}
.sysbox {
  border: 1px solid var(--strong);
  padding: 7px 16px 8px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 6px;
  min-width: 300px;
}
.sys-top { display: flex; gap: 22px; font-size: 1.05rem; }
.sys-top span:last-child { position: relative; }
.sys-top span:last-child::after { content: ""; position: absolute; left: 0; right: 30%; bottom: -3px; height: 2px; background: var(--text); }
.sys-row { display: flex; gap: 22px; font-size: .8rem; flex-wrap: wrap; }
.sys-row span { color: var(--dim); }
.sys-row b { font-weight: 400; color: var(--text); margin-left: 6px; }
.title { margin-left: auto; text-align: right; display: flex; flex-direction: column; justify-content: center; }
.title h1 { font-size: 1.3rem; font-weight: 400; letter-spacing: .3em; }
.title p { font-size: .72rem; color: var(--dim); letter-spacing: .16em; }
.theme-btn { align-self: center; }

/* ---------- strip ---------- */
.strip { grid-area: strip; display: flex; flex-wrap: wrap; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.strip div { flex: 1 1 auto; padding: 5px 12px; display: flex; justify-content: center; align-items: baseline; gap: 8px; font-size: .76rem; white-space: nowrap; }
.strip div:first-child { justify-content: flex-start; }
.strip div:last-child { justify-content: flex-end; }
.strip span { color: var(--dim); }
.strip span::after { content: ":"; }
.strip b { font-weight: 400; overflow: hidden; text-overflow: ellipsis; }
.strip .strip-date { flex-grow: 2; }
.strip .strip-date b { color: var(--amber); }

/* ---------- center frame ---------- */
.frame {
  grid-area: core;
  position: relative;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 64px 24px 72px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-height: 0;
}
.br { position: absolute; width: 30px; height: 30px; border: 0 solid var(--strong); pointer-events: none; }
.br.tl { top: 14px; left: 14px; border-top-width: 1px; border-left-width: 1px; }
.br.tr { top: 14px; right: 14px; border-top-width: 1px; border-right-width: 1px; }
.br.bl { bottom: 14px; left: 14px; border-bottom-width: 1px; border-left-width: 1px; }
.br.bru { bottom: 14px; right: 14px; border-bottom-width: 1px; border-right-width: 1px; }
.ov { position: absolute; font-size: .74rem; letter-spacing: .12em; line-height: 1.6; }
.ov.tl { top: 22px; left: 54px; }
.ov.tc { top: 22px; left: 50%; transform: translateX(-50%); white-space: nowrap; }
.ov.tr { top: 22px; right: 54px; text-align: right; }
.ov.bl { bottom: 22px; left: 54px; }
.ov.brr { bottom: 22px; right: 54px; display: flex; align-items: center; gap: 18px; }
.inline-bar { display: flex; align-items: center; gap: 8px; }

.hbar { position: relative; height: 9px; border: 1px solid var(--strong); width: 90px; }
.hbar.wide { width: 100%; height: 12px; }
.hbar i {
  position: absolute;
  inset: 1px auto 1px 1px;
  width: 0;
  max-width: calc(100% - 2px);
  background: repeating-linear-gradient(-55deg, var(--text) 0 1.5px, transparent 1.5px 4.5px);
  transition: width .6s;
}
.hbar.low i { background: repeating-linear-gradient(-55deg, var(--amber) 0 1.5px, transparent 1.5px 4.5px); }

.digital {
  border: 1px solid var(--strong);
  padding: 0 .3em;
  font-size: clamp(2.4rem, 5.2vw, 4.3rem);
  line-height: 1.12;
  letter-spacing: .02em;
  display: flex;
  align-items: center;
  gap: .12em;
  white-space: nowrap;
}
.digital svg { width: .42em; height: .55em; color: var(--text); }
.digital .suf { min-width: 1.2em; }

.lockd { position: relative; width: 46px; height: 46px; display: grid; place-items: center; }
.lockd::before { content: ""; position: absolute; width: 32px; height: 32px; border: 1px solid var(--strong); transform: rotate(45deg); }
.lockd span { position: relative; font-size: .62rem; letter-spacing: .1em; }
.lockd.on::before { border-color: var(--amber); }
.lockd.on span { color: var(--amber); }

/* ---------- log ---------- */
.log { flex: 1 1 140px; min-height: 140px; }
.log ol { list-style: none; overflow-y: auto; position: absolute; inset: 40px 14px 12px; font-size: .76rem; }
.log li { display: flex; gap: 12px; padding: 2px 0; }
.log li time { color: var(--dim); flex-shrink: 0; }
.log li.warn span { color: var(--amber); }

/* ---------- bar graph ---------- */
.bars { flex: 1; min-height: 50px; display: flex; align-items: flex-end; gap: 1px; position: relative; border-bottom: 1px solid var(--strong); }
.bars i { flex: 1; background: var(--strong); min-height: 1px; transition: height .3s; }
.bars i:last-child { background: var(--amber); }

/* ---------- action bar ---------- */
.act { grid-area: act; display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: transparent;
  border: 1px solid var(--strong);
  padding: 8px 16px 8px 9px;
  cursor: pointer;
  font-size: .82rem;
  letter-spacing: .16em;
  transition: border-color .2s;
}
.btn:hover { border-color: var(--text); }
.btn[aria-pressed="true"] { border-color: var(--text); background: repeating-linear-gradient(-55deg, var(--hatch) 0 1px, transparent 1px 6px); }
.btn.x {
  background:
    linear-gradient(to top right, transparent calc(50% - .6px), var(--strong) 50%, transparent calc(50% + .6px)),
    linear-gradient(to bottom right, transparent calc(50% - .6px), var(--strong) 50%, transparent calc(50% + .6px));
  color: var(--dim);
}
.btn kbd { font-family: inherit; font-size: .7rem; border: 1px solid var(--amber); color: var(--amber); padding: 1px 6px; min-width: 2.3em; text-align: center; }
.btn em { font-style: normal; color: var(--dim); font-size: .72rem; }
.btn[aria-pressed="true"] em { color: var(--amber); }
.mini { background: transparent; border: 1px solid var(--strong); padding: 4px 10px; font-size: .7rem; letter-spacing: .14em; cursor: pointer; }
.mini:hover { border-color: var(--text); }
.mini[aria-pressed="true"] { background: repeating-linear-gradient(-55deg, var(--hatch) 0 1px, transparent 1px 5px); border-color: var(--text); }
.mini-btns { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.act-note { font-size: .74rem; color: var(--dim); max-width: 60ch; letter-spacing: .08em; }
.fw { margin-left: auto; text-align: right; font-size: .82rem; color: var(--dim); line-height: 1.4; }

/* ---------- Bigheim Ads: full-width sponsored row ---------- */
.kw-ads {
  grid-area: ads;
  width: 100%;
  justify-self: stretch;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  align-items: stretch;
  margin: 10px 0 4px;
  min-width: 0;
}
.kw-ad-slot[hidden], .kw-ad-fallback[hidden] { display: none !important; }
.kw-ad-box, .kw-ad-house {
  display: flex;
  position: relative;
  min-width: 0;
  min-height: 310px;
  padding: 16px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
}
.kw-ad-box::before, .kw-ad-box::after, .kw-ad-house::before, .kw-ad-house::after {
  content: "+"; position: absolute; font-size: 15px; line-height: 1; color: var(--strong); pointer-events: none;
}
.kw-ad-box::before, .kw-ad-house::before { top: -8px; left: -5px; }
.kw-ad-box::after, .kw-ad-house::after { bottom: -8px; right: -5px; }
.kw-ad-slot, .kw-ad-fallback { display: flex; flex: 1; min-width: 0; width: 100%; }
.kw-ads .bigheim-ad-unit { display: flex; flex: 1; min-width: 0; width: 100%; margin: 0; padding: 0; text-transform: none; letter-spacing: .01em; }
.kw-ads .bigheim-ad-label, .kw-ad-fallback-label, .kw-ad-house-label {
  position: absolute; top: 8px; left: 16px; right: 16px; z-index: 6;
  display: flex; justify-content: space-between; gap: 10px; margin: 0;
  color: var(--dim); font-size: .62rem; line-height: 1.5; letter-spacing: .16em; text-transform: uppercase; pointer-events: none;
}
.kw-ads .bigheim-ad-card, .kw-ad-fallback-inner {
  display: grid; grid-template-columns: minmax(150px, 46%) minmax(0, 1fr); align-items: stretch; gap: 16px;
  width: 100%; min-width: 0; padding-top: 24px; color: var(--text); text-decoration: none;
}
.kw-ads .bigheim-ad-media, .kw-ads .kw-ad-screen {
  position: relative; isolation: isolate; display: flex; align-items: center; justify-content: center;
  width: 100%; min-width: 0; min-height: 235px; aspect-ratio: auto; margin: 0; overflow: hidden;
  border: 1px solid var(--line); background: var(--ad-screen);
}
.kw-ads .bigheim-ad-creative {
  display: block; width: 100%; height: 100%; min-height: 235px; max-width: 100%;
  object-fit: contain; object-position: center; filter: var(--ad-filter); transition: filter .4s;
}
.kw-ads :is(.bigheim-ad-media, .kw-ad-screen)::before {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(90deg, color-mix(in srgb, var(--amber) 30%, transparent), transparent 65%);
  mix-blend-mode: soft-light; transition: opacity .4s; opacity: var(--ad-tint);
}
.kw-ads :is(.bigheim-ad-media, .kw-ad-screen)::after {
  content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: repeating-linear-gradient(0deg, var(--scan) 0 1px, transparent 1px 3px); transition: opacity .4s;
}
.kw-ad-box:hover :is(.bigheim-ad-media, .kw-ad-screen)::after,
.kw-ad-box:focus-within :is(.bigheim-ad-media, .kw-ad-screen)::after { opacity: .3; }
.kw-ads .kw-ad-band {
  position: absolute; left: 0; right: 0; top: -30%; height: 30%; z-index: 3; pointer-events: none;
  background: linear-gradient(transparent, rgba(255, 255, 255, .06), transparent);
  animation: kw-ad-band 7s linear infinite; animation-play-state: paused;
}
.kw-ads .kw-ad-fx-active .kw-ad-band { animation-play-state: running; }
@keyframes kw-ad-band { to { top: 100%; } }
.kw-ad-box:hover .bigheim-ad-creative, .kw-ad-box:focus-within .bigheim-ad-creative { filter: none; }
.kw-ad-box:hover :is(.bigheim-ad-media, .kw-ad-screen)::before,
.kw-ad-box:focus-within :is(.bigheim-ad-media, .kw-ad-screen)::before { opacity: 0; }
.kw-ads .kw-ad-glitch { animation: kw-ad-signal .42s steps(5); }
@keyframes kw-ad-signal {
  0% { transform: none; opacity: 1; }
  20% { transform: translateX(-3px); opacity: .7; }
  40% { transform: translateX(2px) skewX(-3deg); opacity: .92; }
  60% { transform: translateX(-1px); opacity: .8; }
  100% { transform: none; opacity: 1; }
}
.kw-ads .bigheim-ad-copy, .kw-ad-fallback-copy {
  display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 10px;
  min-width: 0; width: 100%; margin: 0; padding: 8px 0; text-transform: none; letter-spacing: .01em;
}
.kw-ads .bigheim-ad-headline, .kw-ad-fallback-copy h3 {
  display: block; color: var(--text); font-size: clamp(.95rem, 1vw, 1.15rem); font-weight: 400; line-height: 1.35; overflow-wrap: anywhere;
}
.kw-ads .bigheim-ad-description, .kw-ad-fallback-copy p { color: var(--text); font-size: .76rem; line-height: 1.6; overflow-wrap: anywhere; }
.kw-ads .bigheim-ad-cta, .kw-ad-inquiry, .kw-ad-house-button {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 38px; margin-top: auto;
  padding: 8px 12px; border: 1px solid var(--strong); background: transparent; color: var(--text); cursor: pointer;
  font: inherit; font-size: .7rem; line-height: 1.5; letter-spacing: .1em; text-transform: uppercase; text-decoration: none;
}
.kw-ads .bigheim-ad-cta::after, .kw-ad-inquiry::after, .kw-ad-house-button::after { content: "\2197"; }
.kw-ads .bigheim-ad-card:hover .bigheim-ad-cta, .kw-ads .bigheim-ad-card:focus-visible .bigheim-ad-cta,
.kw-ad-inquiry:hover, .kw-ad-house-button:hover { border-color: var(--amber); color: var(--amber); }
.kw-ads .bigheim-ad-card:focus-visible, .kw-ad-inquiry:focus-visible, .kw-ad-house-button:focus-visible { outline: 2px dashed var(--amber); outline-offset: 5px; }
.kw-ad-placeholder-art {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 14px; padding: 18px; text-align: center; color: var(--text);
  background: repeating-linear-gradient(-55deg, var(--line) 0 1px, transparent 1px 9px);
}
.kw-ad-placeholder-art strong { font-weight: 400; font-size: clamp(1.15rem, 2vw, 1.65rem); line-height: 1.15; letter-spacing: .12em; }
.kw-ad-placeholder-art span { font-size: .6rem; letter-spacing: .14em; }
.kw-ad-house { flex-direction: column; align-items: stretch; }
.kw-ad-house-screen { flex: 1; min-height: 245px !important; margin-top: 24px !important; border-color: var(--strong) !important; }
.kw-ad-house-art {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(circle at 50% 50%, color-mix(in srgb, var(--amber) 12%, transparent) 0 1px, transparent 2px),
    repeating-linear-gradient(0deg, transparent 0 23px, var(--grid) 24px),
    repeating-linear-gradient(90deg, transparent 0 23px, var(--grid) 24px);
  background-size: 24px 24px, 24px 24px, 24px 24px;
  opacity: var(--ad-art);
}
.kw-ad-house-art::before, .kw-ad-house-art::after { content: ""; position: absolute; width: 42px; height: 42px; border-color: var(--amber); opacity: .8; }
.kw-ad-house-art::before { top: 14px; left: 14px; border-top: 1px solid; border-left: 1px solid; }
.kw-ad-house-art::after { right: 14px; bottom: 14px; border-right: 1px solid; border-bottom: 1px solid; }
.kw-ad-house-copy {
  position: relative; z-index: 4; display: flex; flex: 1; flex-direction: column; align-items: center; justify-content: center;
  gap: 12px; padding: 34px 24px; text-align: center;
}
.kw-ad-house-copy .reticle-mini { position: relative; width: 42px; height: 42px; color: var(--amber); }
.kw-ad-house-copy .reticle-mini::before, .kw-ad-house-copy .reticle-mini::after { content: ""; position: absolute; background: currentColor; }
.kw-ad-house-copy .reticle-mini::before { width: 42px; height: 1px; left: 0; top: 20px; }
.kw-ad-house-copy .reticle-mini::after { width: 1px; height: 42px; top: 0; left: 20px; }
.kw-ad-house-copy h3 { margin: 0; color: var(--text); font-size: clamp(1.2rem, 1.7vw, 1.65rem); font-weight: 400; letter-spacing: .1em; text-transform: uppercase; }
.kw-ad-house-copy p { max-width: 36ch; margin: 0; color: var(--dim); font-size: .76rem; line-height: 1.65; text-transform: uppercase; letter-spacing: .08em; }
#m-advertise .m-head { align-items: flex-start; }
#m-advertise .m-head > div { min-width: 0; }
#m-advertise .m-head [data-close] { flex-shrink: 0; }
#m-advertise .m-body p { overflow-wrap: anywhere; }
.kw-ad-modal-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; margin-top: 20px; }
#m-advertise .kw-ad-modal-actions .btn { color: var(--text); text-decoration: none; }
@media (max-width: 1180px) {
  .kw-ads { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .kw-ad-box, .kw-ad-house { min-height: 280px; }
  .kw-ads .bigheim-ad-card, .kw-ad-fallback-inner { grid-template-columns: minmax(180px, 34%) minmax(0, 1fr); }
  .kw-ads .bigheim-ad-media, .kw-ads .kw-ad-screen { min-height: 220px; }
  .kw-ads .bigheim-ad-creative { min-height: 220px; }
}
@media (max-width: 680px) {
  .kw-ad-box, .kw-ad-house { padding: 14px; min-height: 0; }
  .kw-ads .bigheim-ad-card, .kw-ad-fallback-inner { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .kw-ads .bigheim-ad-media, .kw-ads .kw-ad-screen { min-height: 210px; }
  .kw-ads .bigheim-ad-creative { min-height: 210px; }
  .kw-ads .bigheim-ad-copy, .kw-ad-fallback-copy { padding: 0 2px 2px; }
  .kw-ad-house-screen { margin-top: 24px !important; min-height: 235px !important; }
}
@media (prefers-reduced-motion: reduce) {
  .kw-ads .kw-ad-band { animation: none; display: none; }
  .kw-ads .kw-ad-glitch { animation: none; }
  .kw-ads .bigheim-ad-creative, .kw-ads :is(.bigheim-ad-media, .kw-ad-screen)::before { transition: none; }
}

/* ---------- footer ---------- */
.foot {
  grid-area: foot; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 10px 24px; border-top: 1px solid var(--line); padding: 12px 2px 4px; font-size: .76rem;
}
.foot a { color: var(--text); text-decoration: none; border-bottom: 1px solid var(--strong); }
.foot a:hover { color: var(--amber); border-color: var(--amber); }
.foot nav { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- modals ---------- */
.modal {
  margin: auto; width: min(640px, calc(100vw - 32px)); max-height: min(80vh, 720px); padding: 0;
  border: 1px solid var(--strong); background: var(--bg); background-image: var(--plus); background-size: 48px 48px;
  color: var(--text); font-family: var(--font); text-transform: uppercase; letter-spacing: .06em; overflow: visible;
}
.modal[open] { display: flex; flex-direction: column; animation: mopen .35s ease-out; }
.modal::backdrop { background: rgba(4, 5, 6, .74); }
@keyframes mopen { 0% { opacity: 0; transform: scaleY(.02); } 55% { opacity: 1; transform: scaleY(1.02); } 100% { transform: none; } }
.modal::before, .modal::after { content: "+"; position: absolute; font-size: 16px; line-height: 1; color: var(--amber); }
.modal::before { top: -9px; left: -5px; }
.modal::after { bottom: -9px; right: -5px; }
.m-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.m-head h2 { font-weight: 400; font-size: 1.05rem; letter-spacing: .24em; }
.m-head small { display: block; font-size: .64rem; color: var(--dim); letter-spacing: .16em; }
.m-body { padding: 6px 18px 20px; overflow-y: auto; text-transform: none; letter-spacing: .01em; font-size: .88rem; line-height: 1.6; }
.m-body h3 { text-transform: uppercase; font-weight: 400; font-size: .76rem; letter-spacing: .2em; color: var(--amber); margin: 16px 0 4px; }
.m-body p, .m-body li { max-width: 62ch; }
.m-body ul { padding-left: 1.2em; }
.m-body a { color: var(--amber); }
.m-body .dim { font-size: .76rem; }
@media (prefers-reduced-motion: reduce) { .modal[open] { animation: none; } }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .hud {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: none;
    grid-template-areas: "head head" "strip strip" "core core" "left right" "act act" "ads ads" "foot foot";
  }
  .log { min-height: 200px; }
  .title { margin-left: 0; text-align: left; }
}
@media (max-width: 680px) {
  .hud {
    gap: 12px; padding: 10px; grid-template-columns: 1fr;
    grid-template-areas: "head" "core" "act" "strip" "left" "right" "ads" "foot";
  }
  .sysbox { min-width: 0; flex: 1; }
  .strip .strip-date { order: -1; flex-basis: 100%; }
  .frame { padding: 84px 14px 92px; }
  .ov.tc { top: 50px; }
  .ov.tl { left: 22px; } .ov.tr { right: 22px; }
  .ov.bl { left: 22px; bottom: 26px; } .ov.brr { right: 22px; bottom: 26px; gap: 10px; }
  .fw { margin-left: 0; text-align: left; }
}
@media (prefers-reduced-motion: reduce) { .hbar i, .bars i { transition: none; } }