:root {
  --bg: #0f1117;
  --bg-2: #161925;
  --card: #1a1e2c;
  --line: #2a2f42;
  --fg: #eef0f6;
  --muted: #8a90a6;
  --accent: #7c9cff;
  --accent-ink: #0b0d14;
  --good: #4ade9b;
  --warn: #ffb547;
  --danger: #ff6b7a;
  --radius: 18px;

  /* timeline / state colors */
  --s-focused: #4ade9b;
  --s-looking_away: #ffb547;
  --s-looking_down: #f6d365;
  --s-eyes_closed: #b48cff;
  --s-away: #8a90a6;
  --s-phone: #ff6b7a;
  --s-outside: #ff8f5a;
  --s-untracked: #3a3f55;
  --s-phone_use: #e0457b;
  --s-break: #5aa9e6;
  --s-present: #2fb9a3;
  --s-idle: #9aa3c7;
  --s-blocked_site: #ff7a45;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  background: radial-gradient(1200px 600px at 70% -10%, #1b2140 0%, var(--bg) 60%) fixed, var(--bg);
  color: var(--fg);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
}
[hidden] { display: none !important; }
h1, h2, h3 { margin: 0; letter-spacing: -0.02em; }
h1 { font-size: 40px; }
h3 { font-size: 14px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 24px 0 12px; }
.muted { color: var(--muted); }
.small, small { font-size: 13px; }
.error { color: var(--danger); }

button {
  font: inherit;
  color: var(--fg);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 18px;
  cursor: pointer;
}
button:hover:not(:disabled) { border-color: var(--accent); }
button:disabled { opacity: 0.4; cursor: not-allowed; }
button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 650; }
button.primary:hover:not(:disabled) { filter: brightness(1.08); }
button.big { padding: 14px 30px; font-size: 17px; }
button.ghost { background: transparent; }
button.danger { color: var(--danger); }
button.danger:hover:not(:disabled) { border-color: var(--danger); }

input, textarea, select {
  font: inherit;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
textarea { width: 100%; resize: vertical; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }

/* ---------- top bar ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 16px 28px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; }
.pills { display: flex; gap: 8px; flex-wrap: wrap; }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 999px; background: var(--bg-2); border: 1px solid var(--line);
  font-size: 13px; color: var(--muted);
}
.pill i { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.pill.ok i { background: var(--good); box-shadow: 0 0 8px var(--good); }
.pill.bad i { background: var(--danger); }
.pill.warn i { background: var(--warn); }

/* ---------- layout ---------- */
.screen { padding: 8px 28px 40px; max-width: 1180px; margin: 0 auto; }
.screen.center { display: grid; place-items: center; min-height: 75vh; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }

#setup { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 20px; align-items: start; }
.side { display: grid; gap: 20px; }

.setup-form p.muted { margin: 8px 0 24px; }
.field-label { display: block; font-weight: 600; margin: 20px 0 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.chips button.on { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 650; }
.chips .custom { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); }
.chips .custom input { width: 90px; padding: 8px 10px; border-radius: 999px; }

.options { display: grid; gap: 12px; margin-top: 20px; }
.toggle { display: flex; gap: 12px; align-items: flex-start; cursor: pointer; }
.toggle input { margin-top: 4px; accent-color: var(--accent); width: 16px; height: 16px; }
.toggle span { display: grid; }
.toggle small { color: var(--muted); }
.row { display: flex; gap: 16px; flex-wrap: wrap; }
.select { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.start-row { display: flex; align-items: center; justify-content: flex-end; gap: 16px; flex-wrap: wrap; margin-top: 28px; }

/* ---------- video ---------- */
/* The camera (video + tracking overlay) moves between preview spots.
   Parked off-screen (not display:none) so frames keep decoding for the models. */
body > #cam { position: fixed; left: 0; top: 0; width: 2px; height: 2px; opacity: 0; pointer-events: none; }
#cam video, #cam canvas { width: 100%; height: 100%; object-fit: cover; transform: scaleX(-1); display: block; }
.video-wrap #cam { position: absolute; inset: 0; }
#cam canvas { position: absolute; inset: 0; }
.video-wrap {
  position: relative; aspect-ratio: 4 / 3; border-radius: 14px; overflow: hidden;
  background: var(--bg); border: 1px solid var(--line);
}
.video-wrap.small { width: 220px; }
.video-placeholder { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; padding: 24px; gap: 4px; }
.video-placeholder p { margin: 0 0 8px; }
.video-placeholder button { justify-self: center; margin-top: 8px; }
.cam-readout { margin: 8px 0 0; min-height: 20px; }
.cam-status { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.check { font-size: 13px; padding: 3px 10px; border-radius: 999px; background: var(--bg-2); color: var(--muted); border: 1px solid var(--line); }
.check::before { content: "○ "; }
.check.on { color: var(--good); border-color: rgba(74, 222, 155, 0.4); }
.check.on::before { content: "● "; }
#calibrateBtn { margin-top: 10px; }

.phone-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.phone-head h3 { margin: 0; }
.phone-card > p { margin: 10px 0 0; }
.phone-pair { display: grid; grid-template-columns: 150px 1fr; gap: 16px; align-items: start; margin-top: 16px; }
.phone-pair ol { margin: 0; padding-left: 18px; display: grid; gap: 6px; }
.qr { background: #fff; border-radius: 10px; padding: 8px; width: 150px; aspect-ratio: 1; }
.qr svg { width: 100%; height: 100%; display: block; }
.mono { font-family: ui-monospace, Menlo, monospace; grid-column: 1 / -1; word-break: break-all; margin: 0; }
@media (max-width: 520px) { .phone-pair { grid-template-columns: 1fr; } }
.small-label { margin: 14px 0 6px; font-size: 13px; color: var(--muted); font-weight: 500; }
#profileName { width: 100%; }
.room-join { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 14px; }
.room-join #roomCodeInput { width: 130px; text-transform: uppercase; letter-spacing: 0.08em; }
.room-in { margin-top: 14px; }
.room-code-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.mono-inline { font-family: ui-monospace, Menlo, monospace; letter-spacing: 0.1em; color: var(--accent); }
.small-btn { padding: 6px 12px; font-size: 13px; }
.toggle.inline { align-items: center; gap: 6px; }
.toggle.inline input { margin-top: 0; }
#roomHint { margin: 12px 0 0; }
.room-status.ok { color: var(--good); }
.room-status.bad { color: var(--danger); }

.room-tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; margin-top: 14px; }
body > .room-tiles { display: none; }
.room-tiles:empty { display: none; }
.tile { position: relative; background: var(--bg); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.tile.distracted { border-color: rgba(255, 107, 122, 0.6); }
.tile.focused { border-color: rgba(74, 222, 155, 0.45); }
.tile-media { aspect-ratio: 4 / 3; display: grid; place-items: center; background: var(--bg-2); }
.tile-media video { width: 100%; height: 100%; object-fit: cover; display: block; }
.tile-media video.mirror { transform: scaleX(-1); }
.avatar { width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: 22px; background: var(--line); color: var(--fg); }
.tile-rank { position: absolute; top: 6px; left: 6px; background: rgba(15, 17, 23, 0.8); border-radius: 999px; padding: 2px 8px; font-size: 12px; font-weight: 700; }
.tile-poke { position: absolute; top: 6px; right: 6px; padding: 3px 9px; font-size: 12px; background: rgba(15, 17, 23, 0.8); }
.tile-info { padding: 8px 10px; display: grid; gap: 2px; font-size: 13px; }
.tile-name { font-weight: 650; display: flex; justify-content: space-between; gap: 6px; }
.tile-state { font-size: 12px; }
.tile-state.good { color: var(--good); }
.tile-state.bad { color: var(--danger); }
.tile-state.idle { color: var(--muted); }
.room-strip { max-width: 720px; margin: 28px auto 0; text-align: left; }
.room-strip h3 { margin-top: 0; }

.toast {
  position: fixed; top: 20px; left: 50%; transform: translateX(-50%); z-index: 70;
  background: var(--card); border: 1px solid var(--accent); color: var(--fg); font-weight: 600;
  padding: 12px 20px; border-radius: 12px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4); max-width: calc(100% - 32px);
}

.goal { flex: 1; min-width: 200px; display: grid; gap: 8px; align-content: center; }
.goal-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
.goal-top select { padding: 4px 8px; font-size: 13px; }
.goal-bar { height: 8px; border-radius: 99px; background: var(--bg-2); overflow: hidden; }
.goal-bar div { height: 100%; width: 0; background: var(--warn); border-radius: 99px; transition: width 0.4s; }
.goal-bar div.done { background: var(--good); }
.block { display: block; }
.streak-rule { margin: 12px 0 0; }
.heatmap { display: grid; grid-auto-flow: column; grid-template-rows: repeat(7, 12px); grid-auto-columns: 12px; gap: 3px; }
.hm { border-radius: 3px; background: var(--bg-2); }
.hm.l-1 { background: transparent; }
.hm.l1 { background: rgba(74, 222, 155, 0.2); }
.hm.l2 { background: rgba(74, 222, 155, 0.4); }
.hm.l3 { background: rgba(74, 222, 155, 0.65); }
.hm.l4 { background: var(--good); }
.hm.today { outline: 1.5px solid var(--accent); outline-offset: 1px; }
.records { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 16px; }
.records div { background: var(--bg-2); border-radius: 10px; padding: 8px 10px; display: grid; }
.records b { font-size: 18px; }
.records small { color: var(--muted); font-size: 12px; }
.sum-streak { margin: 10px 0 0; font-weight: 600; }
.setup-steps .steps { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 10px; counter-reset: step; }
.setup-steps li { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 12px; background: var(--bg-2); border-radius: 12px; counter-increment: step; }
.setup-steps li > div { display: grid; }
.setup-steps li > div::before { content: counter(step); display: none; }
.setup-steps li small { color: var(--muted); }
.setup-steps li.done { opacity: 0.6; }
.setup-steps li.done b::before { content: "✓ "; color: var(--good); }
.setup-steps li.done .step-act { display: none; }
.step-act { flex: none; display: flex; gap: 6px; }
.step-act a { color: var(--accent); font-size: 13px; text-decoration: none; border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; }
.backup-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 14px; }
.backup-row span { flex: 1; min-width: 160px; }
.app-footer { grid-column: 1 / -1; text-align: center; padding-top: 8px; }
.app-footer a { color: var(--muted); }
.streak { display: flex; gap: 28px; flex-wrap: wrap; }
.big-num { font-size: 34px; font-weight: 700; }
.history { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.history li { display: flex; justify-content: space-between; gap: 12px; padding: 10px 12px; background: var(--bg-2); border-radius: 10px; font-size: 14px; }
.history .tag { font-size: 12px; padding: 1px 8px; border-radius: 999px; background: var(--line); color: var(--muted); }
.history .tag.done { background: rgba(74, 222, 155, 0.15); color: var(--good); }
.history .tag.quit { background: rgba(255, 107, 122, 0.15); color: var(--danger); }

/* ---------- calibration overlay ---------- */
#calOverlay { position: fixed; inset: 0; z-index: 50; background: var(--bg); display: grid; place-items: center; padding: 16px; }
.cal-intro, .cal-acc { font-weight: 650; }
.cal-tune { max-width: 520px; text-align: center; display: grid; gap: 10px; justify-items: center; position: relative; z-index: 2; }
.cal-tune h2 { font-size: 30px; }
.cal-tune p { margin: 0; }
.cal-tune-count { font-size: 72px; font-weight: 750; color: var(--accent); font-variant-numeric: tabular-nums; }
.cal-tuned { margin: 0; color: var(--good); }
.cal-acc.ok { color: var(--good); border-color: rgba(74, 222, 155, 0.4); }
.cal-acc.warn { color: var(--warn); border-color: rgba(255, 181, 71, 0.4); }
.cal-acc.bad { color: var(--danger); border-color: rgba(255, 107, 122, 0.4); }
.cal-result { max-width: 520px; text-align: center; display: grid; gap: 12px; justify-items: center; position: relative; z-index: 2; }
.cal-intro h2, .cal-result h2 { font-size: 30px; }
.cal-intro p { margin: 0; }
.cal-msg:empty { display: none; }
.cal-buttons { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 12px; }
.cal-result { background: color-mix(in srgb, var(--card) 88%, transparent); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.cal-dot {
  position: fixed; left: -14px; top: -14px; width: 28px; height: 28px; border-radius: 50%; z-index: 3;
  background: var(--accent); box-shadow: 0 0 0 6px rgba(124, 156, 255, 0.25);
  transition: transform 0.4s cubic-bezier(.4, 0, .2, 1);
}
.cal-dot::after { content: ""; position: absolute; inset: 11px; border-radius: 50%; background: var(--accent-ink); }
.cal-dot.shrink { animation: calshrink 1.6s ease-out forwards; }
@keyframes calshrink { 0% { box-shadow: 0 0 0 14px rgba(124, 156, 255, 0.35); } 100% { box-shadow: 0 0 0 2px rgba(124, 156, 255, 0.1); } }
.cal-gaze, #gazeDot {
  position: fixed; left: -11px; top: -11px; width: 22px; height: 22px; border-radius: 50%; z-index: 60;
  background: rgba(124, 156, 255, 0.55); border: 2px solid var(--accent); pointer-events: none;
  transition: transform 0.06s linear, background 0.2s;
}
.cal-gaze.off, #gazeDot.off { background: rgba(255, 107, 122, 0.55); border-color: var(--danger); }
#gazeDot { opacity: 0.8; }

/* gaze map */
.gaze-map-wrap { display: grid; gap: 4px; justify-items: center; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 8px; }
#gazeMap { width: 100%; height: 130px; display: block; }

/* ---------- session ---------- */
#session { display: grid; grid-template-columns: minmax(0, 1fr) 220px; gap: 32px; align-items: start; padding-top: 24px; }
.session-main { text-align: center; }
.session-side { display: grid; gap: 10px; position: relative; z-index: 2; }
.state-chip {
  display: inline-block; padding: 8px 18px; border-radius: 999px; font-weight: 650;
  background: rgba(74, 222, 155, 0.12); color: var(--good); border: 1px solid rgba(74, 222, 155, 0.35);
  transition: all 0.3s;
}
.state-chip.distracted { background: rgba(255, 107, 122, 0.12); color: var(--danger); border-color: rgba(255, 107, 122, 0.4); }
.state-chip.neutral { background: var(--bg-2); color: var(--muted); border-color: var(--line); }
.timer {
  font-size: clamp(72px, 14vw, 168px); font-weight: 700; letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums; line-height: 1; margin: 24px 0 20px;
}
.progress { height: 6px; background: var(--bg-2); border-radius: 99px; overflow: hidden; max-width: 560px; margin: 0 auto; }
.progress div { height: 100%; width: 0; background: var(--accent); transition: width 1s linear; }
#sessionMsg { min-height: 24px; margin: 18px 0 32px; }

.stat-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 0 auto; max-width: 720px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px 10px; display: grid; }
.stat span { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat small { color: var(--muted); }

.timeline { display: flex; height: 14px; border-radius: 99px; overflow: hidden; background: var(--bg-2); max-width: 720px; margin: 28px auto 10px; }
.timeline.tall { height: 28px; border-radius: 8px; margin: 0 0 12px; max-width: none; }
.timeline div { height: 100%; min-width: 1px; }
.legend { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; font-size: 12px; color: var(--muted); }
.legend span::before, .breakdown .dot { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; background: var(--c); }

.glow {
  position: fixed; inset: 0; pointer-events: none; opacity: 0; transition: opacity 0.4s; z-index: 1;
  box-shadow: inset 0 0 120px 20px rgba(255, 107, 122, 0.55);
}
.glow.on { opacity: 1; animation: pulse 1.6s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: 0.45; } }

.banner.soft { background: var(--card); color: var(--fg); border: 1px solid var(--warn); bottom: 76px; display: flex; gap: 12px; align-items: center; }
.banner.soft button { padding: 6px 14px; }
.banner {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); z-index: 3;
  background: var(--danger); color: #1a0b0e; font-weight: 600; padding: 12px 20px; border-radius: 12px; max-width: calc(100% - 32px);
}

/* ---------- summary ---------- */
.summary-card { max-width: 860px; margin: 16px auto 0; }
.eyebrow { color: var(--accent); font-weight: 650; text-transform: uppercase; letter-spacing: 0.1em; font-size: 12px; margin: 0 0 16px; }
.score-row { display: flex; align-items: center; gap: 28px; margin-bottom: 28px; flex-wrap: wrap; }
.score-ring {
  --p: 0; --c: var(--good);
  width: 140px; height: 140px; border-radius: 50%; display: grid; place-content: center; text-align: center; flex: none;
  background: radial-gradient(closest-side, var(--card) 78%, transparent 79%), conic-gradient(var(--c) calc(var(--p) * 1%), var(--bg-2) 0);
}
.score-ring span { font-size: 44px; font-weight: 750; line-height: 1; }
.score-ring small { color: var(--muted); }
.summary-card .stat-row { max-width: none; }
.breakdown { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 8px 20px; margin-bottom: 28px; font-size: 14px; }
.breakdown div { display: flex; justify-content: space-between; align-items: center; }
.breakdown b { font-variant-numeric: tabular-nums; }

/* ---------- dialog ---------- */
dialog {
  background: var(--card); color: var(--fg); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; width: min(460px, calc(100% - 32px));
}
dialog::backdrop { background: rgba(5, 6, 10, 0.75); backdrop-filter: blur(4px); }
.quit-count { font-size: 56px; font-weight: 700; text-align: center; font-variant-numeric: tabular-nums; margin: 16px 0; }
.dialog-buttons { display: flex; justify-content: space-between; gap: 12px; margin-top: 20px; }
.dialog-buttons.end { justify-content: flex-end; }
.quit-options { display: grid; gap: 10px; margin-top: 16px; }
.quit-opt {
  display: grid; gap: 2px; text-align: left; border-radius: 14px; padding: 14px 16px; background: var(--bg-2);
}
.quit-opt small { color: var(--muted); }
.quit-opt:disabled b { text-decoration: line-through; }
.break-box {
  display: inline-flex; align-items: center; gap: 14px; flex-wrap: wrap; justify-content: center;
  background: rgba(90, 169, 230, 0.12); border: 1px solid rgba(90, 169, 230, 0.4); color: var(--fg);
  border-radius: 14px; padding: 10px 16px; margin: -16px 0 28px;
}
.break-box b { font-variant-numeric: tabular-nums; }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  #setup, #session { grid-template-columns: 1fr; }
  .session-side { grid-template-columns: repeat(3, auto); justify-content: center; }
  .session-side .video-wrap, .session-side .gaze-map-wrap { display: none; }
  .stat-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .topbar, .screen { padding-left: 16px; padding-right: 16px; }
  h1 { font-size: 32px; }
}

/* Inside the Mac app's window vs. a browser tab */
.native-only { display: none; }
html.native .native-only { display: inline; }
html.native .web-only { display: none !important; }
html.native .topbar { padding-top: 34px; -webkit-app-region: drag; } /* room for the window buttons */

.native-block { display: none; }
html.native .native-block { display: block; }
.apps-block { margin-top: 4px; }
.app-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.app-chip { display: inline-flex; align-items: center; gap: 8px; padding: 5px 6px 5px 8px; border-radius: 999px; background: var(--bg); border: 1px solid var(--line); font-size: 14px; }
.app-chip img { width: 18px; height: 18px; }
.app-chip button { border: 0; background: transparent; padding: 0 6px; color: var(--muted); font-size: 16px; line-height: 1; }
.app-chip button:hover { color: var(--danger); }
.app-chips .empty { color: var(--muted); font-size: 14px; }
.app-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 10px; }
.app-actions select { padding: 6px 10px; font-size: 13px; border-radius: 999px; }
.inline-select { display: inline-flex; align-items: center; gap: 6px; }
.apps-note { color: var(--warn); margin: 8px 0 0; }
.apps-block.locked button, .apps-block.locked select { opacity: 0.5; pointer-events: none; }

.state-row { display: inline-flex; align-items: center; gap: 10px; }
.legend span[data-s="present"]::before { background: var(--s-present); }

/* calibration: progress, checks, moving dot */
.cal-progress-track { position: fixed; left: 0; right: 0; top: 0; height: 3px; z-index: 4; }
.cal-progress { height: 100%; width: 0; background: var(--accent); }
.cal-checks { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin: 6px 0; }
.check.warn { color: var(--warn); border-color: rgba(255, 181, 71, 0.45); }
.check.warn::before { content: "! "; }
.cal-dot.pulse { animation: calpulse 0.7s ease-in-out infinite alternate; }
@keyframes calpulse { from { box-shadow: 0 0 0 4px rgba(124, 156, 255, 0.2); } to { box-shadow: 0 0 0 16px rgba(124, 156, 255, 0.35); } }
.cal-tune-track { width: min(320px, 70vw); height: 6px; border-radius: 99px; background: var(--bg-2); overflow: hidden; margin-top: 8px; }
.cal-tune-bar { height: 100%; width: 0; background: var(--accent); }

/* =========================================================================
   v2 layout: sidebar app shell
   ========================================================================= */
:root {
  --bg: #0c0e14;
  --bg-2: #141824;
  --card: #161a26;
  --card-2: #1b2030;
  --line: #262c3d;
  --fg: #eef0f6;
  --muted: #8e94a8;
  --accent: #8aa4ff;
  --accent-2: #6d8bff;
  --radius: 20px;
  --shadow: 0 1px 0 rgba(255, 255, 255, 0.03) inset, 0 20px 40px -24px rgba(0, 0, 0, 0.6);
}
body {
  background: radial-gradient(900px 500px at 85% -10%, rgba(109, 139, 255, 0.12), transparent 60%), var(--bg);
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
.card { background: var(--card); border-color: var(--line); box-shadow: var(--shadow); }
h1 { font-size: 36px; letter-spacing: -0.03em; }

.shell { display: grid; grid-template-columns: 236px minmax(0, 1fr); min-height: 100vh; }
body.in-session .shell { grid-template-columns: minmax(0, 1fr); }
body.in-session .sidebar { display: none; }

/* sidebar */
.sidebar {
  position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; gap: 22px;
  padding: 22px 16px; border-right: 1px solid var(--line); background: rgba(12, 14, 20, 0.6); backdrop-filter: blur(12px);
}
html.native .sidebar { padding-top: 48px; } /* room for the window's traffic lights */
.sidebar .brand { padding: 0 8px; font-size: 17px; }
.nav { display: grid; gap: 4px; }
.nav-item {
  display: flex; align-items: center; gap: 10px; width: 100%; text-align: left; border: 0; border-radius: 12px;
  padding: 10px 12px; background: transparent; color: var(--muted); font-weight: 600;
}
.nav-item:hover:not(:disabled) { background: var(--bg-2); color: var(--fg); border: 0; }
.nav-item.on { background: rgba(138, 164, 255, 0.12); color: var(--fg); }
.nav-item.on .nav-ico { color: var(--accent); }
.nav-ico { width: 18px; text-align: center; opacity: 0.9; }
.nav-badge { margin-left: auto; min-width: 20px; height: 20px; border-radius: 999px; background: var(--danger); color: #1a0b0e; font-size: 12px; display: grid; place-items: center; padding: 0 6px; }
.sidebar-status { display: grid; gap: 6px; margin-top: auto; }
.sidebar-status .pill { width: 100%; justify-content: flex-start; background: transparent; border-color: transparent; padding: 4px 8px; }
.sidebar-foot { color: var(--muted); font-size: 12px; text-decoration: none; padding: 0 8px; line-height: 1.4; }
.sidebar-foot:hover { color: var(--fg); }

/* content + pages */
.content { min-width: 0; padding: 34px 40px 60px; }
.screen { max-width: 1120px; margin: 0 auto; padding: 0; }
#setup { display: block; }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; flex-wrap: wrap; margin-bottom: 22px; }
.page-head .eyebrow { margin-bottom: 6px; }
.today-mini { min-width: 220px; display: grid; gap: 6px; text-align: right; }
.today-mini b { font-size: 22px; }
.mini-bar { height: 6px; border-radius: 99px; background: var(--bg-2); overflow: hidden; }
.mini-bar div { height: 100%; width: 0; border-radius: 99px; background: var(--warn); transition: width 0.4s; }
.mini-bar div.done { background: var(--good); }

.setup-banner {
  display: flex; justify-content: space-between; align-items: center; gap: 12px; text-decoration: none; color: var(--fg);
  background: rgba(138, 164, 255, 0.08); border: 1px solid rgba(138, 164, 255, 0.3); border-radius: 14px; padding: 12px 16px; margin-bottom: 18px;
}
.setup-banner:hover { border-color: var(--accent); }
.setup-banner .arrow { color: var(--accent); font-weight: 700; }

/* Focus page */
.focus-grid { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 20px; align-items: start; }
.focus-main { display: grid; gap: 20px; }
.focus-side { position: sticky; top: 24px; display: grid; gap: 20px; }
.start-card { display: grid; gap: 18px; }
.start-card .field-label { margin: 0; }
.start-card .chips { background: var(--bg-2); border: 1px solid var(--line); border-radius: 16px; padding: 5px; gap: 4px; }
.start-card .chips button { border: 0; border-radius: 12px; padding: 12px 18px; font-size: 16px; flex: 1; background: transparent; color: var(--muted); font-weight: 600; }
.start-card .chips button.on { background: var(--accent); color: var(--accent-ink); }
.start-card .chips .custom { flex: 1; justify-content: center; }
.start-card .chips .custom input { width: 84px; background: transparent; border: 0; text-align: center; font-weight: 600; }
.start-row { margin: 0; justify-content: space-between; }
#startBtn { min-width: 220px; padding: 16px 34px; font-size: 18px; box-shadow: 0 12px 30px -12px rgba(109, 139, 255, 0.7); }

details.rules > summary, details.advanced > summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
details.rules > summary::-webkit-details-marker, details.advanced > summary::-webkit-details-marker { display: none; }
details.rules > summary span { font-weight: 700; font-size: 17px; }
details.rules > summary span::before { content: "▸ "; color: var(--muted); display: inline-block; transition: transform 0.2s; }
details.rules[open] > summary span::before { transform: rotate(90deg); }
details.rules[open] > summary { margin-bottom: 4px; }
details.advanced { margin-top: 16px; border-top: 1px solid var(--line); padding-top: 14px; }
details.advanced > summary { color: var(--muted); font-weight: 600; }
details.advanced > summary::after { content: "+"; }
details.advanced[open] > summary::after { content: "–"; }
details.advanced .options { margin-top: 12px; }

/* switches instead of checkboxes */
.toggle input[type="checkbox"] {
  appearance: none; -webkit-appearance: none; flex: none; width: 38px; height: 22px; border-radius: 999px; margin: 1px 0 0;
  background: var(--line); position: relative; cursor: pointer; transition: background 0.2s;
}
.toggle input[type="checkbox"]::after {
  content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: #fff; transition: transform 0.2s;
}
.toggle input[type="checkbox"]:checked { background: var(--accent-2); }
.toggle input[type="checkbox"]:checked::after { transform: translateX(16px); }
.toggle.inline input[type="checkbox"] { width: 32px; height: 18px; }
.toggle.inline input[type="checkbox"]::after { width: 12px; height: 12px; }
.toggle.inline input[type="checkbox"]:checked::after { transform: translateX(14px); }

select { appearance: none; -webkit-appearance: none; padding-right: 28px; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 15px) 52%, calc(100% - 10px) 52%; background-size: 5px 5px; background-repeat: no-repeat; }

.cam-card .video-wrap { border-radius: 16px; }

/* other pages */
.stats-card .heatmap { grid-template-rows: repeat(7, 15px); grid-auto-columns: 15px; gap: 4px; }
#pageFriends .room-card { max-width: 860px; }
.setup-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 20px; align-items: start; }
.setup-steps .steps li { padding: 14px; }

/* session: focus mode with a ring timer */
#session { grid-template-columns: minmax(0, 1fr) 250px; padding-top: 10px; }
.ring-wrap { position: relative; width: min(340px, 70vw); aspect-ratio: 1; margin: 22px auto 8px; }
.ring { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring circle { fill: none; stroke-width: 9; }
.ring-track { stroke: var(--bg-2); }
.ring-fill { stroke: var(--accent); stroke-linecap: round; transition: stroke-dashoffset 1s linear, stroke 0.4s; }
.ring-fill.distracted { stroke: var(--danger); }
.ring-fill.break { stroke: var(--s-break); }
.ring-center { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.ring-center .timer { font-size: clamp(54px, 9vw, 84px); margin: 0; }
.ring-label { color: var(--muted); text-transform: uppercase; letter-spacing: 0.14em; font-size: 12px; }
.session-side { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; }
.session-side .video-wrap.small, .session-side .gaze-map-wrap { width: 100%; }

.summary-card { max-width: 900px; }

@media (max-width: 1080px) {
  .focus-grid { grid-template-columns: 1fr; }
  .focus-side { position: static; }
}
@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; border-right: 0; border-bottom: 1px solid var(--line); }
  .nav { grid-auto-flow: column; }
  .sidebar-status, .sidebar-foot { display: none; }
  .content { padding: 22px 16px 48px; }
  .setup-grid { grid-template-columns: 1fr; }
  .start-row { justify-content: stretch; }
  #startBtn { width: 100%; }
}
.hm { background: #222838; }
.hm.l-1 { background: transparent; }

/* ---- help card ---- */
.help-row { display: flex; gap: 8px; flex-wrap: wrap; margin: 10px 0 6px; }
.btn-link { text-decoration: none; display: inline-flex; align-items: center; }
.diag-text { width: 100%; min-height: 160px; margin-top: 8px; background: var(--bg, #0f1117); color: inherit; border: 1px solid var(--line, #2a2f42); border-radius: 10px; padding: 10px; resize: vertical; }

/* ---- accessibility ---- */
button:focus-visible, a:focus-visible, summary:focus-visible, [tabindex]:focus-visible, .nav-item:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

/* ---- camera placement ---- */
.cam-place { display: grid; gap: 6px; margin: 12px 0 4px; }
.cam-place .field-label { margin: 0; }
.chips.seg { gap: 0; background: var(--bg-2, #161925); border: 1px solid var(--line); border-radius: 12px; padding: 3px; flex-wrap: nowrap; }
.chips.seg button { flex: 1; border: 0; border-radius: 9px; padding: 8px 10px; font-size: 13px; background: transparent; color: var(--muted); }
.chips.seg button.on { background: var(--accent); color: var(--accent-ink); }
.cal-live { font-size: 20px; font-weight: 700; padding: 10px 18px; margin: 0; }
.cal-live.ok { color: var(--good); border-color: rgba(74, 222, 155, 0.4); }
.cal-live.warn { color: var(--warn); border-color: rgba(255, 181, 71, 0.4); }
.cal-live.bad { color: var(--danger); border-color: rgba(255, 107, 122, 0.4); }
.site-mode { margin-bottom: 10px; }
.site-mode small { opacity: 0.7; font-weight: 500; margin-left: 4px; }
#blockWrap small code { font-size: 12px; }

/* ---- settings ---- */
.settings-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; align-items: start; }
.settings-card { display: grid; gap: 12px; }
.settings-card h3 { margin: 0; }
.snd-body { display: grid; gap: 12px; transition: opacity 0.2s; }
.snd-body.off { opacity: 0.45; pointer-events: none; }
.snd-row { display: grid; grid-template-columns: 70px 1fr auto; gap: 12px; align-items: center; }
.snd-row .chips { grid-column: 2 / 4; }
.snd-label, .snd-row label { color: var(--muted); font-size: 14px; }
.snd-row input[type=range] { width: 100%; accent-color: var(--accent); }
.snd-val { min-width: 42px; text-align: right; font-variant-numeric: tabular-nums; color: var(--muted); }
.snd-events { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.snd-events li { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.snd-events li:last-child { border-bottom: 0; }
.snd-event { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.snd-event input { width: 18px; height: 18px; accent-color: var(--accent); }

/* ---- focus mode: use the whole screen, centred, at any size (incl. fullscreen) ---- */
body.in-session .content {
  min-height: 100vh; min-height: 100dvh;
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  padding: 32px clamp(16px, 4vw, 64px);
}
body.in-session #session {
  width: 100%; max-width: 1240px;
  grid-template-columns: minmax(0, 1fr) clamp(240px, 22vw, 300px);
  gap: clamp(24px, 4vw, 64px); align-items: center; padding-top: 0;
}
body.in-session .ring-wrap { width: clamp(240px, min(48vh, 38vw), 560px); }
body.in-session .ring-center .timer { font-size: clamp(54px, min(11vh, 8vw), 132px); }
@media (max-width: 860px) {
  body.in-session #session { grid-template-columns: 1fr; }
  body.in-session .ring-wrap { width: min(340px, 72vw); }
}

/* ---- camera / no-camera mode ---- */
.track-hint { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; justify-content: space-between; margin-top: -8px; }
.track-hint .inline-select { font-size: 13px; color: var(--muted); }
.nocam-card { display: grid; gap: 10px; }
.nocam-card h3 { margin: 0; }
.nocam-card p { margin: 0; }
.nocam-list { margin: 0; padding-left: 18px; display: grid; gap: 6px; }
.nocam-card .small-btn { justify-self: start; }
.activity-card { display: grid; gap: 4px; padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: var(--bg-2); }
.banner.warn { background: var(--warn); color: #1f1505; }

/* ---- session timeline: time axis, pins for blocked attempts, and the log ---- */
.timeline { position: relative; }
.tl-pin { position: absolute; top: 0; bottom: 0; width: 3px; margin-left: -1px; background: #fff; box-shadow: 0 0 0 1px var(--s-blocked_site); border-radius: 2px; }
.tl-axis { display: flex; justify-content: space-between; max-width: 720px; margin: -4px auto 10px; font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; }
.tl-axis.wide { max-width: none; margin: -6px 0 14px; }
.tl-log { list-style: none; margin: 0 0 20px; padding: 0; display: grid; gap: 2px; max-height: 320px; overflow: auto; }
.tl-log li { display: grid; grid-template-columns: 52px 14px 1fr; align-items: center; gap: 6px; padding: 5px 0; font-size: 14px; }
.tl-log li::before { content: ''; grid-column: 2; grid-row: 1; width: 10px; height: 10px; border-radius: 50%; background: var(--c); }
.tl-log li.pin::before { border-radius: 2px; width: 4px; height: 14px; margin-left: 3px; }
.tl-log time { grid-column: 1; grid-row: 1; color: var(--muted); font-variant-numeric: tabular-nums; }
.tl-log span { grid-column: 3; }
/* Pins stick out of the bar so they're easy to spot; the bar keeps its rounded ends. */
.timeline { overflow: visible; }
.timeline > div:first-child { border-top-left-radius: inherit; border-bottom-left-radius: inherit; }
.timeline > div:last-of-type { border-top-right-radius: inherit; border-bottom-right-radius: inherit; }
.tl-pin { top: -5px; bottom: -5px; width: 4px; margin-left: -2px; background: var(--s-blocked_site); box-shadow: 0 0 0 2px var(--bg); cursor: help; }