/* MCTerm website — styled after the ui-modern deviceUI.
   Colours are the firmware's DisplayDriver palette (RGB565 -> RGB):
   BLUE 0x001F, YELLOW 0xFFE0, GREEN 0x07E0, ORANGE 0xFD20, RED 0xF800.
   Text uses the device's own 5x7 GLCD font; 1 font pixel = 2 CSS px at 16px. */

@font-face {
  font-family: "MCTerm GLCD";
  src: url("../fonts/mcterm-glcd.woff2") format("woff2");
  font-display: swap;
}

:root {
  --bg: #000;
  --fg: #fff;
  --dim: #949494;
  --line: #fff;
  --line2: #b8b8b8;
  --blue: #0000ff;
  --on-blue: #fff;
  --yellow: #ffff00;
  --green: #00ff00;
  --orange: #ffa500;
  --red: #ff0000;
  --lblue: #add8e6;
  --title: var(--yellow);
  --ok: var(--green);
  --c1: #ffff00; --c2: #7fd7ff; --c3: #ff8c69; --c4: #b48cff; --c5: #7dff9c; --c6: #ffb3e6;
  --font-ui: "MCTerm GLCD", ui-monospace, Menlo, Consolas, monospace;
  --font-body: var(--font-ui);
  --z: 1;
  --fs: calc(16px * var(--z));
  --lh: calc(24px * var(--z));
  --b: 2px;
  --tabh: calc(52px * var(--z));
  --sbh: calc(44px * var(--z));
  color-scheme: dark;
}

/* Light scheme: the firmware remaps YELLOW and GREEN to BLUE on white. */
:root[data-theme="light"] {
  --bg: #fff; --fg: #000; --dim: #555; --line: #000; --line2: #555;
  --title: var(--blue); --ok: var(--blue); --lblue: #0050a0;
  --c1: #7a6a00; --c2: #005f8f; --c3: #b03a1a; --c4: #5a2fb0; --c5: #007a2a; --c6: #a0306e;
  color-scheme: light;
}
:root[data-font="clean"] {
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--sbh) + 8px); -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: var(--fs)/var(--lh) var(--font-body);
  padding-bottom: calc(var(--tabh) + 16px);
  -webkit-font-smoothing: none;
  font-smooth: never;
}
a { color: var(--lblue); }
a:hover { color: var(--fg); }
code, kbd { font-family: var(--font-ui); color: var(--title); }
kbd { border: var(--b) solid var(--line2); padding: 0 4px; }
em { font-style: normal; color: var(--title); }
strong { font-weight: normal; color: var(--title); }
:root[data-font="clean"] strong { font-weight: 600; }
button { font: inherit; color: inherit; }
:focus-visible { outline: var(--b) dashed var(--title); outline-offset: 2px; }
img { max-width: 100%; height: auto; display: block; }

.skip { position: absolute; left: -999px; top: 0; background: var(--blue); color: var(--on-blue); padding: 8px; z-index: 99; }
.skip:focus { left: 8px; }

/* ---------- status bar ---------------------------------------------------- */
.sbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: calc(16px * var(--z));
  height: var(--sbh); padding: 0 16px;
  background: var(--bg);
  font-family: var(--font-ui);
  border-bottom: var(--b) solid var(--bg);
}
.sb-name { display: flex; align-items: center; gap: 8px; color: var(--fg); text-decoration: none; min-width: 0; flex: 1; white-space: nowrap; overflow: hidden; }
/* Brand logo: a -dark and a -light SVG are both in the page; only the one
   matching the current scheme is shown (same files branding/README.md
   points at for "Website header, dark/light theme"). */
.logo-light { display: none; }
:root[data-theme="light"] .logo-dark { display: none; }
:root[data-theme="light"] .logo-light { display: inline-block; }
.sb-logo { height: 18px; width: auto; flex: none; }
.sb-override { overflow: hidden; text-overflow: ellipsis; }
.sb-override.alert { color: var(--title); }
.rxdot { width: 12px; height: 12px; border: var(--b) solid var(--fg); border-radius: 50%; flex: none; }
.rxdot.rx { background: var(--ok); border-color: var(--ok); }
.sb-clock { flex: none; }
.sb-tr { display: flex; gap: 8px; flex: none; }
.sb-link, .sb-bat { background: none; border: var(--b) solid transparent; padding: 0 6px; cursor: pointer; line-height: calc(26px * var(--z)); }
.sb-link[aria-pressed="true"] { color: var(--ok); border-color: var(--ok); }
.sb-bat { display: flex; align-items: center; gap: 8px; flex: none; }
.bat { width: 30px; height: 16px; border: var(--b) solid var(--fg); position: relative; padding: 2px; }
.bat::after { content: ""; position: absolute; right: -6px; top: 3px; width: 4px; height: 6px; background: var(--fg); }
.bat i { display: block; height: 100%; width: 88%; background: var(--green); }
@media (max-width: 560px) { .sb-clock { display: none; } .sbar { gap: 8px; padding: 0 10px; } }

/* ---------- pages ---------------------------------------------------------- */
main { max-width: 1060px; margin: 0 auto; padding: 0 16px; }
.page { padding: 24px 0 40px; border-bottom: var(--b) solid var(--line2); }
.phead { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.navb {
  display: inline-grid; place-items: center;
  width: calc(76px * var(--z)); height: calc(40px * var(--z));
  background: var(--blue); color: var(--on-blue); border: var(--b) solid var(--blue);
  font-family: var(--font-ui); font-size: calc(24px * var(--z)); text-decoration: none; cursor: pointer;
}
.navb:hover { border-color: var(--fg); color: var(--on-blue); }
.ptitle {
  margin: 0 0 0 auto; font-weight: normal; font-family: var(--font-ui);
  font-size: calc(32px * var(--z)); line-height: calc(40px * var(--z)); color: var(--title); text-align: right;
}
.dots { display: flex; gap: 8px; margin-left: 8px; }
.dots i { width: 12px; height: 12px; border-radius: 50%; background: var(--lblue); opacity: .5; }
.dots i.on { background: var(--title); opacity: 1; }

h1 {
  font-family: var(--font-ui); font-weight: normal; color: var(--title);
  font-size: calc(32px * var(--z)); line-height: calc(40px * var(--z)); margin: 8px 0 16px;
}
@media (min-width: 800px) { h1 { font-size: calc(48px * var(--z)); line-height: calc(56px * var(--z)); } }
.sub, .panel h3 { font-family: var(--font-ui); font-weight: normal; color: var(--title); font-size: calc(24px * var(--z)); line-height: calc(32px * var(--z)); margin: 32px 0 12px; }
.panel h3 { margin: 0; }
p { margin: 0 0 16px; }
.kicker { color: var(--dim); margin: 0; }
.hero-logo { height: 40px; width: auto; margin: 0 0 18px; }
.lead { font-size: var(--fs); max-width: 60ch; }
.intro { max-width: 70ch; }
.note { color: var(--dim); }
.center { justify-content: center; }

/* ---------- hero ----------------------------------------------------------- */
.hero { display: grid; gap: 32px; align-items: start; }
@media (min-width: 860px) { .hero { grid-template-columns: 1fr 400px; } }
.hero-img, .side-img, .wide-img { margin: 0; }
.hero-img img, .side-img img, .wide-img img { border: var(--b) solid var(--line2); margin: 0 auto; }
.hero-img img { max-height: 620px; width: auto; }
figcaption { color: var(--dim); margin-top: 8px; text-align: center; }
.chips, .cta { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 20px; }
.bootlog {
  font: var(--fs)/var(--lh) var(--font-ui); white-space: pre-wrap; overflow-x: auto;
  border: var(--b) solid var(--line2); padding: 12px 14px; margin: 8px 0 0; color: var(--fg);
}
.bootlog b { font-weight: normal; color: var(--ok); }
.bootlog b.y { color: var(--title); }
.bootlog .ln { display: block; }
.bootlog .ln.hide { visibility: hidden; }

/* ---------- buttons, badges ------------------------------------------------ */
.btn {
  display: inline-block; cursor: pointer; text-decoration: none; text-align: center;
  font-family: var(--font-ui); line-height: var(--lh);
  padding: calc(8px * var(--z)) calc(18px * var(--z));
  background: var(--blue); color: var(--on-blue); border: var(--b) solid var(--blue);
}
.btn:hover { border-color: var(--fg); color: var(--on-blue); }
.btn.ghost { background: transparent; color: var(--fg); border-color: var(--line); }
.btn.ghost:hover, .btn.ghost[aria-pressed="true"] { background: var(--blue); color: var(--on-blue); border-color: var(--blue); }
.btn.red { background: var(--red); border-color: var(--red); color: #fff; }
.btn.sm { padding: 0 12px; }

.bdg {
  display: inline-block; flex: none; font-family: var(--font-ui); line-height: calc(22px * var(--z));
  padding: 0 8px; border: var(--b) solid var(--fg); color: var(--fg); white-space: nowrap;
}
.bdg.o { background: var(--orange); border-color: var(--orange); color: #000; }
.bdg.b { background: var(--blue); border-color: var(--blue); color: #fff; }
.bdg.g { background: var(--green); border-color: var(--green); color: #000; }
.bdg.y { background: var(--yellow); border-color: var(--yellow); color: #000; }
.bdg.r { background: var(--red); border-color: var(--red); color: #fff; }
.bdg.w, .bdg.usr { background: transparent; }
.bdg.cnt { border-color: var(--line2); color: var(--red); }
:root[data-theme="light"] .bdg.g { background: #00b400; border-color: #00b400; }
.bdgs { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

/* ---------- rows (contact / channel list look) ----------------------------- */
.rows { list-style: none; margin: 0 0 16px; padding: 0; display: grid; gap: 6px; }
.row {
  display: flex; align-items: center; gap: 12px; width: 100%; text-align: left;
  min-height: calc(52px * var(--z)); padding: 8px 14px;
  background: transparent; border: var(--b) solid var(--line2); color: var(--fg);
}
.row.col { flex-direction: column; align-items: flex-start; gap: 2px; }
.row.unread { border-color: var(--red); }
button.row { cursor: pointer; }
button.row:hover { border-color: var(--fg); }
button.row[aria-expanded="true"] { background: var(--blue); border-color: var(--blue); color: var(--on-blue); }
button.row[aria-expanded="true"] .rnum, button.row[aria-expanded="true"] .rname { color: var(--on-blue); }
.rnum { color: var(--title); font-family: var(--font-ui); min-width: 2.5em; }
.rname { font-family: var(--font-ui); flex: 0 1 auto; min-width: 0; overflow-wrap: anywhere; }
.rdesc { flex: 1; color: var(--dim); min-width: 0; }
.row .rname + .bdg, .row .rname + .btn { margin-left: auto; }
.row .rdesc + .bdg { margin-left: auto; }
.rbody { display: none; padding: 12px 14px 16px; border: var(--b) solid var(--blue); border-top: 0; }
.rbody.open { display: block; }
.rows.plain .row { border-color: var(--line2); }
@media (max-width: 640px) {
  .rows > li.row:not(.col) { flex-wrap: wrap; }
  .rows > li.row .rdesc { flex-basis: 100%; order: 3; }
}
.c1 { color: var(--c1); } .c2 { color: var(--c2); } .c3 { color: var(--c3); }
.c4 { color: var(--c4); } .c5 { color: var(--c5); } .c6 { color: var(--c6); }

/* ---------- panels --------------------------------------------------------- */
.panel { border: var(--b) solid var(--line2); padding: 16px; margin: 24px 0 0; }
.panel-h { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
.panel-h h3 { margin-right: auto; }
.ticks { list-style: none; padding: 0; margin: 0 0 16px; }
.ticks li { padding-left: 1.5em; position: relative; margin-bottom: 6px; }
.ticks li::before { content: ">"; position: absolute; left: 0; color: var(--ok); font-family: var(--font-ui); }
.warn { display: flex; gap: 10px; align-items: center; }

.split { display: grid; gap: 32px; align-items: start; }
@media (min-width: 860px) { .split { grid-template-columns: 1fr 360px; } #map .split { grid-template-columns: 1fr 1fr; } }
.side-img img { max-height: 560px; width: auto; }
.wide-img { margin-top: 24px; }
.wide-img img { max-height: 520px; width: auto; }

/* ---------- mesh diagram, compare ----------------------------------------- */
.mesh, .linkdiag { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 0 0 16px; font-family: var(--font-ui); }
.node { border: var(--b) solid var(--line); padding: 6px 12px; }
.node.me, .node.dev { background: var(--blue); border-color: var(--blue); color: #fff; }
.node.rpt { background: var(--orange); border-color: var(--orange); color: #000; }
.node.fr, .node.client { border-color: var(--ok); color: var(--ok); }
.hop { color: var(--lblue); }

.cmp { border: var(--b) solid var(--line2); margin-bottom: 8px; }
.cmp-r { display: grid; grid-template-columns: 1fr 8em 6em; gap: 8px; padding: 8px 14px; border-top: var(--b) solid var(--line2); align-items: center; }
.cmp-r:first-child { border-top: 0; }
.cmp-h { color: var(--dim); }
.cmp-r > span:not(:first-child) { text-align: center; font-family: var(--font-ui); }
.cmp .yes { color: var(--ok); }
.cmp .no { color: var(--red); }
@media (max-width: 560px) { .cmp-r { grid-template-columns: 1fr 5.5em 4em; padding: 8px; } .cmp-h span { font-size: 0; } .cmp-h span:nth-child(2)::after { content: "Other"; font-size: var(--fs); } .cmp-h span:nth-child(3)::after { content: "MCT"; font-size: var(--fs); } }

/* ---------- segmented toggles ---------------------------------------------- */
.seg { display: inline-flex; flex-wrap: nowrap; align-items: stretch; margin: 0 0 16px; }
.seg.wrap { flex-wrap: wrap; gap: 6px; }
.seg.wrap .segb { border-left-width: var(--b); }
.segb {
  background: transparent; border: var(--b) solid var(--line); color: var(--fg); cursor: pointer;
  padding: 4px 14px; font-family: var(--font-ui); line-height: var(--lh);
}
.seg:not(.wrap) .segb + .segb { border-left-width: 0; }
.segb[aria-pressed="true"] { background: var(--blue); border-color: var(--blue); color: var(--on-blue); }
.seg.big .segb { padding: 10px 28px; font-size: calc(24px * var(--z)); line-height: calc(32px * var(--z)); }

/* ---------- pager demo ----------------------------------------------------- */
.panel.alarm { border-color: var(--red); }
.demo { border-top: var(--b) solid var(--line2); padding-top: 16px; }
.msgline { border: var(--b) solid var(--red); padding: 8px 14px; margin-bottom: 12px; font-family: var(--font-ui); }
.alarm-pop {
  position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 16px;
  background: #000; cursor: pointer;
}
.alarm-pop[hidden] { display: none; }
.alarm-pop.blink { background: var(--red); }
.ap-box { border: calc(var(--b) * 2) solid var(--red); background: #000; color: #fff; padding: 24px; max-width: 520px; text-align: center; font-family: var(--font-ui); }
.ap-t { font-size: 64px; line-height: 72px; color: var(--red); margin: 0 0 16px; }
.ap-hint { color: var(--yellow); margin: 16px 0 0; }

/* ---------- map mock ------------------------------------------------------- */
.mapbox {
  position: relative; aspect-ratio: 4 / 3; border: var(--b) solid var(--line2); overflow: hidden; margin-bottom: 12px;
  background-color: #0a0f0a;
  background-image:
    linear-gradient(rgba(0,255,0,.12) 2px, transparent 2px),
    linear-gradient(90deg, rgba(0,255,0,.12) 2px, transparent 2px);
  background-size: 48px 48px;
}
:root[data-theme="light"] .mapbox { background-color: #eef5ee; background-image: linear-gradient(rgba(0,0,255,.12) 2px, transparent 2px), linear-gradient(90deg, rgba(0,0,255,.12) 2px, transparent 2px); }
.mz { position: absolute; left: 50%; top: 8px; transform: translateX(-50%); background: var(--bg); border: var(--b) solid var(--line2); padding: 0 8px; font-family: var(--font-ui); white-space: nowrap; z-index: 3; }
.mk {
  position: absolute; transform: translate(-50%, -50%); z-index: 2;
  background: #ffc800; color: #000; border: var(--b) solid #6b5400; padding: 0 3px;
  font: var(--fs)/calc(16px * var(--z)) var(--font-ui); cursor: pointer;
}
.mk.sel { border-color: var(--orange); outline: var(--b) solid var(--orange); outline-offset: 2px; }
.mk.hop::after { content: attr(data-hop); position: absolute; top: -14px; right: -14px; background: var(--red); color: #fff; width: 20px; line-height: 20px; border-radius: 50%; font-size: 16px; }
.medot { position: absolute; width: 26px; height: 26px; border-radius: 50%; background: var(--blue); border: 3px solid #fff; transform: translate(-50%, -50%); z-index: 2; }
.mpath { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 1; opacity: 0; transition: opacity .2s; }
.mpath.on { opacity: 1; }
.mpath polyline { fill: none; stroke: var(--red); stroke-width: 3; stroke-dasharray: 8 6; vector-effect: non-scaling-stroke; }
.mctl { position: absolute; right: 10px; top: 10px; bottom: 10px; display: flex; flex-direction: column; align-items: flex-end; gap: 8px; z-index: 3; }
.mb { display: grid; place-items: center; width: 40px; height: 36px; background: var(--blue); color: #fff; font-family: var(--font-ui); border: var(--b) solid var(--blue); }
.mctl > .mb:nth-child(-n+2) { width: 50px; height: 44px; font-size: 28px; }
.dpad { display: grid; grid-template-columns: repeat(3, 36px); grid-template-rows: repeat(3, 32px); gap: 2px; margin-top: auto; }
.dpad .mb { width: 36px; height: 32px; }
.dpad .mb:nth-child(1) { grid-column: 2; grid-row: 1; }
.dpad .mb:nth-child(2) { grid-column: 1; grid-row: 2; }
.dpad .mb:nth-child(3) { grid-column: 3; grid-row: 2; }
.dpad .mb:nth-child(4) { grid-column: 2; grid-row: 3; }
.me-b { width: 80px; }
@media (max-width: 480px) { .dpad { display: none; } .mctl > .mb:nth-child(-n+2) { width: 40px; height: 36px; font-size: 22px; } }

/* ---------- link ---------------------------------------------------------- */
.urlbar { display: flex; align-items: center; gap: 10px; border: var(--b) solid var(--line2); padding: 6px 12px; margin-bottom: 12px; font-family: var(--font-ui); color: var(--dim); }
.lock { width: 12px; height: 12px; border: var(--b) solid var(--dim); }

/* ---------- mgmt grid ------------------------------------------------------ */
.mgrid { margin-bottom: 8px; }
.mpage { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.js .mpage:not(.on) { display: none; }
.no-js .mpage + .mpage { margin-top: 8px; }
.tile {
  min-height: calc(88px * var(--z)); padding: 4px; cursor: pointer;
  background: transparent; border: var(--b) solid var(--line); color: var(--fg);
  font-family: var(--font-ui); overflow-wrap: anywhere;
}
.tile:hover { border-color: var(--title); }
.tile[aria-pressed="true"] { background: var(--blue); border-color: var(--blue); color: var(--on-blue); }
.mdetail { margin-top: 12px; border-color: var(--blue); }
@media (max-width: 480px) { .tile { min-height: calc(64px * var(--z)); } main { padding: 0 12px; } }

/* sensors */
.tele .row { gap: 16px; }
.spark { flex: 1; height: 28px; min-width: 60px; }
.spark polyline { fill: none; stroke: var(--ok); stroke-width: 2; vector-effect: non-scaling-stroke; }
.tv { font-family: var(--font-ui); color: var(--title); min-width: 7.5em; text-align: right; }
.tele .rname { min-width: 7em; }

/* ---------- get it -------------------------------------------------------- */
.steps { list-style: none; margin: 0 0 16px; padding: 0; display: grid; gap: 6px; }
.steps li { display: flex; gap: 14px; align-items: flex-start; border: var(--b) solid var(--line2); padding: 10px 14px; }
.sn { flex: none; display: inline-grid; place-items: center; width: 32px; height: 32px; background: var(--blue); color: #fff; font-family: var(--font-ui); }
.steps .btn.sm { margin-left: 8px; }

/* ---------- footer --------------------------------------------------------- */
.foot { padding: 8px 0 24px; }
.uirow { display: flex; align-items: center; justify-content: space-between; gap: 12px; border-top: var(--b) solid var(--line2); padding: 12px 0 0; margin-top: 12px; flex-wrap: wrap; }
.uirow .seg { margin: 0; }
.zval { display: inline-grid; place-items: center; min-width: 5em; border: var(--b) solid var(--line); border-left: 0; border-right: 0; }
.fine { color: var(--dim); margin-top: 24px; }

/* ---------- bottom tab bar ------------------------------------------------- */
.tabs {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  display: grid; grid-template-columns: repeat(6, 1fr);
  height: var(--tabh); background: var(--bg);
  padding-bottom: env(safe-area-inset-bottom);
  box-sizing: content-box;
}
.tabs a {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  border: var(--b) solid var(--line2); margin-left: calc(-1 * var(--b));
  color: var(--fg); text-decoration: none; font-family: var(--font-ui); white-space: nowrap; overflow: hidden;
}
.tabs a:first-child { margin-left: 0; }
.tabs a.on { background: var(--blue); border-color: var(--blue); color: var(--on-blue); }
.env { width: 18px; height: 14px; flex: none; }
@media (min-width: 1100px) { .tabs { left: 50%; transform: translateX(-50%); width: 1060px; } }
@media (max-width: 400px) { .env { display: none; } }

/* ---- highlights + WebUI screenshots ---- */
.feats { display: grid; gap: 12px; margin: 16px 0 8px; }
@media (min-width: 700px) { .feats { grid-template-columns: 1fr 1fr; } }
.feat { display: flex; flex-direction: column; gap: 6px; align-items: flex-start; border: var(--b) solid var(--line2); padding: 12px; color: var(--fg); text-decoration: none; }
.feat:hover, .feat:focus-visible { border-color: var(--title); }
.feat strong { color: var(--title); }
.feat code { overflow-wrap: anywhere; }
.shots { display: flex; gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 8px 2px 16px; margin: 12px 0 4px; }
.shot { flex: 0 0 min(70vw, 260px); margin: 0; scroll-snap-align: start; }
.shot img { width: 100%; height: auto; border: var(--b) solid var(--line2); display: block; }
.hws { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); align-items: start; margin: 12px 0 8px; }
.hw { margin: 0; }
.hw img { width: 100%; height: auto; border: var(--b) solid var(--line2); display: block; }