/* ---------------------------------------------------------------- reset */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; height: 100%; overflow: hidden; background: var(--canvas-bg, var(--paper)); transition: background 0.6s ease; }
body {
  font-family: var(--sans);
  font-size: var(--fs-body);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none;
  touch-action: manipulation;
}
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; margin: 0; cursor: pointer; text-align: inherit; }
input { font: inherit; color: inherit; -webkit-user-select: text; user-select: text; }
img { display: block; }
h1, h2, h3, p { margin: 0; font-weight: inherit; }
ul { margin: 0; padding: 0; list-style: none; }
.i { flex: none; display: block; }
.i--fill { fill: currentColor; stroke: none; }
::-webkit-scrollbar { width: 0; height: 0; }

/* ---------------------------------------------------------------- type utilities */
.num { font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.serif { font-family: var(--serif); font-weight: 400; letter-spacing: -.01em; }
.serif i, i.serif { font-style: italic; }
.label {
  font-size: var(--fs-label);
  font-weight: 700;
  font-stretch: 80%;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--mute);
  line-height: 1.2;
  display: flex; align-items: center; gap: 6px;
}
.label--light { color: rgba(255, 255, 255, .72); }
.label--on { color: var(--c-ink); opacity: .8; }

/* ---------------------------------------------------------------- stage (fixed 1280×800) */
.stage {
  position: absolute;
  left: 50%; top: 50%;
  width: 1280px; height: 800px;
  margin: -400px 0 0 -640px;
  transform-origin: 50% 50%;
  background: var(--canvas-bg, var(--paper));
  overflow: hidden;
  display: grid;
  grid-template-columns: 76px 1fr;
}

/* ---------------------------------------------------------------- rail */
.rail {
  width: 76px;
  height: 800px;
  display: flex;
  flex-direction: column;
  padding: 10px 0 12px;
  border-right: 1px solid var(--line);
  background: rgba(var(--ink-rgb), 0.015);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 25;
}
.rail-item {
  width: 60px;
  height: 56px;
  margin: 2px auto;
  border-radius: var(--r);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--mute);
  position: relative;
  cursor: pointer;
  transition: all 0.15s var(--ease);
}
.rail-item .i {
  color: var(--mute);
  transition: color 0.15s ease, transform 0.15s ease;
}
.rail-item:hover, .rail-item:active {
  background: var(--card-hover);
  color: var(--ink);
}
.rail-item:hover .i, .rail-item:active .i {
  color: var(--ink);
}
.rail-item.is-active {
  background: var(--card-active);
  color: var(--ink);
  box-shadow: var(--card-highlight);
}
.rail-item.is-active .i {
  color: var(--ink);
  transform: scale(1.08);
}
.rail-item::before {
  display: none;
}
.rail-standby-btn {
  margin-top: auto;
  border-top: 1px solid var(--line);
  padding-top: 8px;
  width: 60px;
  margin-left: auto;
  margin-right: auto;
}
.rail-standby-btn .i {
  color: var(--amber);
}

/* ---------------------------------------------------------------- views */
.views {
  flex: 1;
  width: 1204px;
  height: 800px;
  position: relative;
  overflow: hidden;
}

.view {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  padding: 0;
  z-index: 0;
  display: none;
  width: 100%;
  height: 100%;
}
.view.is-active, .view.is-warming {
  display: block;
  z-index: 1;
}
#view-home.is-active {
  display: flex;
  flex-direction: column;
}


/* ---------------------------------------------------------------- components */
.card { background: var(--card); border-radius: var(--r); padding: 18px 20px; position: relative; }
button.card { display: block; width: 100%; }
button.card:active, .h-hero:active, .h-photo:active { transform: scale(.985); }

.avatar {
  flex: none;
  display: inline-grid; place-items: center;
  border-radius: 50%;
  background: var(--c); color: var(--c-ink);
  font-weight: 900; font-stretch: 70%; line-height: 1;
  padding-top: .22em;
}
.avatar--away { background: transparent; color: var(--c); box-shadow: inset 0 0 0 3px var(--c); }
.dots { display: inline-flex; gap: 4px; align-items: center; }
.dots i { width: 12px; height: 12px; border-radius: 50%; background: var(--c); box-shadow: 0 0 0 2px var(--card); }

.btn {
  min-height: var(--tap); padding: 0 28px;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  border-radius: 999px; border: 2px solid var(--ink);
  font-size: 18px; font-weight: 800; font-stretch: 75%; letter-spacing: .06em; text-transform: uppercase;
}
.btn:active { transform: scale(.96); }
.btn--solid { background: var(--ink); color: var(--paper); }
.btn--ghost { background: transparent; }
.is-hidden { visibility: hidden; }

.icon-btn {
  width: var(--tap); height: var(--tap); flex: none;
  display: grid; place-items: center;
  border-radius: 50%; border: 2px solid var(--line);
}
.icon-btn:active { background: var(--paper-2); }
.fab {
  width: 72px; height: 72px; flex: none;
  display: grid; place-items: center;
  border-radius: 50%; background: var(--ink); color: var(--paper);
}
.fab:active { transform: scale(.9); }

.seg { display: inline-flex; background: var(--paper-2); border-radius: 999px; padding: 4px; gap: 2px; }
.seg button {
  min-height: 56px; padding: 0 22px; border-radius: 999px;
  font-size: 17px; font-weight: 800; font-stretch: 75%; letter-spacing: .05em; text-transform: uppercase;
  color: var(--ink-2); white-space: nowrap; text-align: center;
}
.seg button.is-on { background: var(--ink); color: var(--paper); }
.seg button .num { font-size: 19px; opacity: .6; margin-left: 4px; }
.seg--dark { background: rgba(255, 255, 255, .1); }
.seg--dark button { color: rgba(255, 255, 255, .75); }
.seg--dark button.is-on { background: var(--paper); color: var(--ink); }
.seg--glass { background: rgba(0, 0, 0, .35); }
.seg--glass button { color: rgba(255, 255, 255, .85); }
.seg--glass button.is-on { background: #fff; color: var(--ink); }

.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  min-height: 56px; padding: 0 20px;
  display: inline-flex; align-items: center; gap: 10px;
  border-radius: 999px; background: var(--paper-2);
  font-size: 18px; font-weight: 700;
}
.chip.is-on { background: var(--ink); color: var(--paper); }
.chip--ghost { background: transparent; border: 2px solid var(--line); }
.evs .chip, .chip[style] { background: rgb(var(--c-rgb) / .14); padding-left: 6px; }

.pill {
  display: inline-flex; align-items: center; gap: 8px;
  height: 44px; padding: 0 18px; border-radius: 999px;
  background: rgba(0, 0, 0, .22); color: inherit;
  font-size: 17px; font-weight: 800; font-stretch: 80%; letter-spacing: .06em; text-transform: uppercase;
}
.pill--soon { background: var(--ink); color: #fff; }
.pill--alert { background: #fff; color: var(--alert); }
.pulse { width: 10px; height: 10px; border-radius: 50%; background: currentColor; }

.ring-bg { fill: none; stroke: rgb(var(--c-rgb) / .16); stroke-width: 7; }
.ring-fg { fill: none; stroke: var(--c); stroke-width: 7; stroke-linecap: round; }

/* ---------------------------------------------------------------- toasts */
.toasts { position: absolute; left: 76px; right: 0; bottom: 24px; display: flex; justify-content: center; pointer-events: none; z-index: 60; }
.toast {
  pointer-events: auto;
  min-height: 72px; max-width: 760px; padding: 0 10px 0 24px;
  display: flex; align-items: center; gap: 14px;
  background: var(--ink); color: #fff; border-radius: 20px;
  font-size: 20px; position: relative; overflow: hidden;
  box-shadow: 0 18px 40px rgba(0, 0, 0, .25);
  transform: translateY(140%);
}
.toast.is-in { transform: none; }
.toast-msg { padding: 18px 12px 18px 0; }
.toast--error { background: var(--alert); }
.toast-undo {
  min-height: 56px; padding: 0 22px; margin-left: 6px;
  display: inline-flex; align-items: center; gap: 8px;
  border-radius: 14px; background: rgba(255, 255, 255, .14);
  font-size: 17px; font-weight: 800; font-stretch: 75%; letter-spacing: .08em; text-transform: uppercase;
}
.toast-undo:active { background: rgba(255, 255, 255, .28); }
.toast:not(:has(.toast-undo)) { padding-right: 28px; }

/* ---------------------------------------------------------------- sheets */
.sheet-layer { position: absolute; top: 0; right: 0; bottom: 0; left: 0; z-index: 50; pointer-events: none; }
.sheet-layer.is-open { pointer-events: auto; }
.sheet-scrim { position: absolute; top: 0; right: 0; bottom: 0; left: 0; background: rgba(17, 17, 17, .45); opacity: 0; }
.sheet-layer.is-open .sheet-scrim { opacity: 1; }
.sheet {
  position: absolute; left: 50%; top: 50%;
  width: 620px; max-height: 720px; overflow: auto;
  background: var(--paper); border-radius: 28px;
  transform: translate(-50%, -44%) scale(.97); opacity: 0;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .35);
}
.sheet-layer.is-open .sheet { transform: translate(-50%, -50%); opacity: 1; }
.sheet--wide { width: 900px; }
.sheet-x {
  position: absolute; right: 14px; top: 14px; z-index: 2;
  width: var(--tap); height: var(--tap); border-radius: 50%;
  display: grid; place-items: center; background: rgba(0, 0, 0, .08);
}
.sheet-pad { padding: 34px 36px 32px; }
.sheet-h { font-size: 52px; line-height: 1; margin: 6px 0 22px; }
.sheet-p { font-size: 20px; color: var(--ink-2); margin: -8px 0 24px; }
.sheet-actions { display: flex; justify-content: flex-end; gap: 12px; margin-top: 26px; }

/* ---------------------------------------------------------------- banners */
.banners { position: absolute; top: 16px; left: 24px; right: 24px; z-index: 40; display: flex; flex-direction: column; gap: 10px; pointer-events: none; }
.banner {
  pointer-events: auto;
  display: flex; align-items: center; gap: 16px;
  min-height: 84px; padding: 10px 12px 10px 24px;
  border-radius: 20px; background: var(--amber); color: var(--ink);
  box-shadow: 0 16px 40px rgba(0, 0, 0, .22);
  transform: translateY(-130%); opacity: 0;
}
.banner.is-in { transform: none; opacity: 1; }
.banner--ink { background: var(--ink); color: #fff; }
.banner-text { flex: 1; display: flex; flex-direction: column; }
.banner-text b { font-size: 24px; font-weight: 800; font-stretch: 80%; }
.banner-text span { font-size: 17px; opacity: .8; }
.banner-btn {
  min-height: var(--tap); padding: 0 24px; border-radius: 14px;
  font-size: 17px; font-weight: 800; font-stretch: 75%; letter-spacing: .07em; text-transform: uppercase;
  background: rgba(0, 0, 0, .1);
}
.banner--ink .banner-btn { background: rgba(255, 255, 255, .12); }
.banner-btn--solid { background: var(--ink); color: #fff; }
.banner--ink .banner-btn--solid { background: #fff; color: var(--ink); }

/* ---------------------------------------------------------------- takeovers */
.takeover { position: absolute; top: 0; right: 0; bottom: 0; left: 0; z-index: 70; display: none; }
.takeover.is-open { display: block; }
.takeover--door { background: #000; color: #fff; }
.tk-cam { position: absolute; top: 0; right: 0; bottom: 0; left: 0; }
.tk-cam img { width: 100%; height: 100%; object-fit: cover; opacity: .9; }
.tk-cam::after { content: ''; position: absolute; top: 0; right: 0; bottom: 0; left: 0; background: linear-gradient(90deg, rgba(0, 0, 0, .85) 0%, rgba(0, 0, 0, .35) 55%, rgba(0, 0, 0, 0) 100%); }
.tk-live {
  z-index: 2;
  position: absolute; left: 40px; top: 36px;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 16px; border-radius: 999px; background: rgba(0, 0, 0, .5); color: #fff;
  font-size: 15px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
}
.tk-live i { width: 10px; height: 10px; border-radius: 50%; background: var(--alert); }
.tk-door { position: absolute; left: 40px; bottom: 40px; right: 40px; }
.tk-title { font-size: 104px; line-height: .92; margin: 14px 0 34px; }
.tk-actions { display: flex; gap: 14px; }
.tk-btn {
  position: relative; overflow: hidden;
  min-height: 96px; min-width: 200px; padding: 0 30px;
  display: inline-flex; align-items: center; gap: 14px;
  border-radius: 24px; background: rgba(255, 255, 255, .16); color: #fff;
  font-size: 24px; font-weight: 800; font-stretch: 80%;
}
.tk-btn span { position: relative; z-index: 1; }
.tk-btn .i { position: relative; z-index: 1; }
.tk-btn--solid { background: #fff; color: var(--ink); }
.tk-btn.is-on { background: var(--ok); }
.tk-btn.is-holding { background: rgba(255, 255, 255, .34); }

.takeover--alarm { background: var(--alert); color: #fff; }
.tk-alarm { position: absolute; left: 60px; right: 60px; top: 60px; bottom: 60px; display: flex; flex-direction: column; justify-content: flex-end; }
.tk-alarm-icon { position: absolute; right: 0; top: 0; width: 200px; height: 200px; border-radius: 50%; background: rgba(255, 255, 255, .15); display: grid; place-items: center; }
.tk-huge { font-size: 210px; font-weight: 900; font-stretch: 62%; text-transform: uppercase; line-height: .82; letter-spacing: -.02em; word-spacing: .12em; margin: 14px 0 18px; }
.tk-sub { font-size: 30px; margin-bottom: 36px; max-width: 800px; }
.tk-btn--light { background: rgba(255, 255, 255, .18); }
.tk-btn--light.tk-btn--solid { background: #fff; color: var(--alert); }


/* ---------------------------------------------------------------- demo drawer */
.demo { position: absolute; top: 0; right: 0; bottom: 0; left: 0; z-index: 90; pointer-events: none; }
.demo.is-open { pointer-events: auto; background: rgba(0, 0, 0, .3); }
.demo-panel {
  position: absolute; right: 0; top: 0; bottom: 0; width: 460px; padding: 28px;
  background: var(--ink); color: #fff; overflow: auto;
  transform: translateX(100%);
}
.demo.is-open .demo-panel { transform: none; }
.demo-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 18px; }
.demo-head h2 { font-size: 44px; line-height: 1; }
.demo-x { width: var(--tap); height: var(--tap); border-radius: 50%; display: grid; place-items: center; background: rgba(255, 255, 255, .1); }
.demo-sec { margin-bottom: 22px; }
.demo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 10px; }
.demo-grid button {
  min-height: var(--tap); border-radius: 14px; padding: 0 16px;
  background: rgba(255, 255, 255, .1);
  font-size: 18px; font-weight: 700;
}
.demo-grid button:active, .demo-grid button.is-on { background: #fff; color: var(--ink); }
.demo-note { font-size: 16px; color: rgba(255, 255, 255, .6); }

/* ---------------------------------------------------------------- night dashboard (tap on night clock) */
.stage[data-mode="nightdash"] > .rail,
.stage[data-mode="nightdash"] > .views {
  filter: invert(1) hue-rotate(180deg) grayscale(1) sepia(1) saturate(5) hue-rotate(-38deg) brightness(.62);
}
.stage[data-mode="nightdash"] { background: #000; }

/* ---------------------------------------------------------------- diagnostics overlay (?diag) */
.diag {
  position: absolute; right: 8px; top: 96px; z-index: 100; pointer-events: none;
  max-width: 520px; padding: 8px 10px; border-radius: 8px;
  background: rgba(0, 0, 0, .82); color: #7CFC9A;
  font: 13px/1.35 ui-monospace, Menlo, monospace;
}
.diag b { color: #fff; }
.diag u { text-decoration: none; color: #aaa; }