/* Clinical Scenarios — dark telemetry aesthetic */

:root {
  --bg: #ffffff;
  --surface: #f7f7f8;
  --surface-2: #f2f2f3;
  --line: #e4e4e7;
  --line-bright: #c9c9cf;
  --text: #111113;
  --body: #3f3f46;
  --dim: #71717a;
  --faint: #a6a6ae;
  --green: #1a7f37;
  --red: #cf222e;
  --amber: #9a6700;
  --mono: ui-monospace, "SF Mono", "Menlo", "Cascadia Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Inter", "Helvetica Neue", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { color-scheme: light; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
button:focus-visible, .opt:focus-visible { outline: 1px solid var(--text); outline-offset: 2px; }
::selection { background: var(--text); color: var(--bg); }

.label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--dim);
}

/* ---------- top bar ---------- */

.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; justify-content: space-between; align-items: center;
  height: 56px; padding: 0 28px;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.topbar .side { flex: 1 1 0; display: flex; align-items: center; gap: 18px; }
.topbar .side.right { justify-content: flex-end; }
.topbar .center { flex: 0 0 auto; }
.wordmark {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .16em; font-weight: 600;
  text-transform: uppercase; color: #000; text-decoration: none; white-space: nowrap;
}
.wm-sub { color: #000; }

/* main nav bar: name far left, tabs + version pushed to the right */
.topbar.mainbar { justify-content: flex-start; gap: 24px; }
.topbar.mainbar .wordmark { margin-right: auto; }
.bar-right { display: flex; align-items: center; gap: 16px; flex: 0 0 auto; }
.ver { font-family: var(--mono); font-size: 10px; letter-spacing: .12em; color: var(--faint); }
.topstat { font-family: var(--mono); font-size: 11.5px; letter-spacing: .08em; color: var(--dim); }

.timer { font-family: var(--mono); font-size: 13px; letter-spacing: .1em; color: var(--text); }
.timer.warn { color: var(--amber); }
.timer.crit { color: var(--red); }

.backbtn {
  font-family: var(--mono); font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--dim); padding: 6px 0;
}
.backbtn:hover { color: var(--text); }

.nav { display: flex; gap: 4px; }
.navlink {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--faint); padding: 7px 12px;
  border-bottom: 1.5px solid transparent;
}
.navlink:hover { color: var(--text); }
.navlink.active { color: var(--text); border-bottom-color: var(--text); }
.navlink.soon { color: var(--faint); }
.navlink.soon:hover { color: var(--dim); }
.navlink sup { font-size: 7px; letter-spacing: .08em; margin-left: 2px; vertical-align: super; color: var(--faint); }

.comingsoon { display: flex; align-items: center; justify-content: center; min-height: 52vh; }
.cs-box { text-align: center; max-width: 480px; }
.cs-box .label { display: block; }
.cs-box h1 { font-size: 40px; font-weight: 350; letter-spacing: -.01em; margin-top: 12px; }
.cs-box .sub { margin: 14px 0 28px; color: var(--dim); font-size: 15px; }
.cs-box .endbtns { justify-content: center; }

.bookmark {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--dim);
  border: 1px solid var(--line-bright); padding: 5px 10px;
}
.bookmark:hover { color: var(--text); border-color: var(--text); }
.bookmark.on { color: var(--amber); border-color: var(--amber); }

/* ---------- home ---------- */

.home { max-width: 1060px; margin: 0 auto; padding: 64px 28px 96px; }

.hero h1 { font-size: 38px; font-weight: 350; letter-spacing: -.01em; line-height: 1.15; }
.hero .sub { margin-top: 10px; color: var(--dim); font-size: 15px; }

.controls {
  display: flex; gap: 40px; flex-wrap: wrap; align-items: flex-end;
  margin: 48px 0 18px;
}
.ctl { display: flex; flex-direction: column; gap: 9px; }
.ctl .label { display: block; }

.modes { display: flex; border: 1px solid var(--line-bright); }
.mode {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--dim);
  padding: 8px 16px;
}
.mode + .mode { border-left: 1px solid var(--line-bright); }
.mode:hover { color: var(--text); }
.mode.active { background: var(--text); color: var(--bg); }

.grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--line); border: 1px solid var(--line);
}
.card {
  display: flex; flex-direction: column; align-items: stretch; gap: 26px;
  background: var(--bg); padding: 22px 22px 18px; min-height: 128px;
  text-align: left; transition: background .12s;
}
.card:hover:not(:disabled) { background: var(--surface); }
.card:disabled { cursor: default; }
.card .name { font-size: 14.5px; font-weight: 500; letter-spacing: .01em; }
.card .meta {
  margin-top: auto; display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--mono); font-size: 11px; letter-spacing: .08em; color: var(--faint);
}
.card .meta .done { color: var(--dim); }
.card .bar { height: 2px; background: var(--line); margin-top: 8px; }
.card .bar i { display: block; height: 100%; background: var(--text); }

.homefoot {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 28px;
}
.ghostbtn {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--faint); padding: 6px 0;
}
.ghostbtn:hover { color: var(--red); }
.suggestbtn:hover { color: var(--text); }

/* suggestion box modal */
.fbmodal-back { position: fixed; inset: 0; z-index: 100; background: rgba(17,17,19,.45); display: flex; align-items: center; justify-content: center; padding: 24px; }
.fbmodal { background: var(--bg); border: 1px solid var(--line-bright); width: 100%; max-width: 460px; padding: 26px 26px 22px; }
.fbmodal h3 { font-size: 20px; font-weight: 450; margin-top: 10px; }
.fbmodal-sub { font-size: 13px; color: var(--dim); margin: 8px 0 16px; }
.fbmodal textarea, .fbmodal input { width: 100%; background: var(--surface); border: 1px solid var(--line); padding: 11px 13px; color: var(--text); font: 14px/1.5 var(--sans); }
.fbmodal textarea { resize: vertical; }
.fbmodal input { margin-top: 10px; }
.fbmodal textarea:focus, .fbmodal input:focus { outline: none; border-color: var(--line-bright); }
.fbmodal-btns { display: flex; justify-content: flex-end; gap: 10px; margin-top: 16px; }
.fbmodal-status { font-size: 13px; margin-top: 12px; min-height: 16px; color: var(--dim); }
.fbmodal-status.ok { color: var(--green); }
.fbmodal-status.err { color: var(--red); }
.fbmodal-mail { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); font-size: 11.5px; color: var(--faint); }
.fbmodal-mail a { color: var(--dim); }

/* ---------- case view ---------- */

.case { max-width: 760px; margin: 0 auto; padding: 48px 28px 120px; }

.case-meta {
  display: flex; gap: 10px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--dim);
}
.case-meta .sep { color: var(--faint); }
.case h2 { margin-top: 12px; font-size: 26px; font-weight: 450; letter-spacing: -.01em; }

.block { margin-top: 36px; }
.block .label { display: block; margin-bottom: 10px; }
.block .prose { color: var(--body); font-size: 15px; }

.vitals {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(118px, 1fr));
  border: 1px solid var(--line); margin-top: 12px;
}
.vital { padding: 12px 14px 10px; border-left: 1px solid var(--line); }
.vital:first-child { border-left: none; }
.vital .k { display: block; font-family: var(--mono); font-size: 9.5px; letter-spacing: .14em; color: var(--faint); text-transform: uppercase; }
.vital .v { display: block; margin-top: 4px; font-family: var(--mono); font-size: 13px; color: var(--text); white-space: nowrap; }

.stage { margin-top: 44px; }
.stage-head { display: flex; align-items: center; gap: 14px; }
.stage-head .rule { flex: 1; height: 1px; background: var(--line); }
.stage .q { margin-top: 16px; font-size: 16px; color: var(--text); }

.opts { margin-top: 14px; }
.opt {
  display: flex; gap: 14px; width: 100%; text-align: left;
  border: 1px solid var(--line); padding: 13px 16px; margin-top: 8px;
  color: var(--body); font-size: 14.5px; line-height: 1.5;
  transition: border-color .12s, background .12s, opacity .12s;
}
.opt .key { font-family: var(--mono); font-size: 12px; color: var(--faint); padding-top: 2px; }
.opt:hover:not(:disabled) { border-color: var(--line-bright); background: var(--surface); }
.opt:disabled { cursor: default; }
.opt.correct { border-color: var(--green); color: var(--text); }
.opt.correct .key { color: var(--green); }
.opt.wrong { border-color: var(--red); color: var(--text); }
.opt.wrong .key { color: var(--red); }
.opt.dimmed { opacity: .4; }

.explain {
  margin-top: 16px; padding: 16px 18px;
  background: var(--surface); border: 1px solid var(--line); border-left: 2px solid var(--green);
}
.explain.bad { border-left-color: var(--red); }
.explain .verdict { font-family: var(--mono); font-size: 10.5px; letter-spacing: .16em; }
.explain.good .verdict { color: var(--green); }
.explain.bad .verdict { color: var(--red); }
.explain p { margin-top: 10px; font-size: 14px; color: var(--body); }

.result-block {
  margin-top: 16px; padding: 16px 18px;
  background: var(--surface); border: 1px solid var(--line);
  font-family: var(--mono); font-size: 12.5px; line-height: 1.8;
  color: var(--body); white-space: pre-line;
}

.continue-row { display: flex; justify-content: flex-end; margin-top: 20px; }

.btn {
  border: 1px solid var(--line-bright); padding: 10px 20px;
  font-family: var(--mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--text); transition: border-color .12s, background .12s;
}
.btn:hover { border-color: var(--text); }
.btn-solid { background: var(--text); color: var(--bg); border-color: var(--text); }
.btn-solid:hover { background: #000; }

.hint { font-family: var(--mono); font-size: 10px; letter-spacing: .1em; color: var(--faint); align-self: center; margin-right: auto; }

/* ---------- summary ---------- */

.summary { margin-top: 56px; border-top: 1px solid var(--line); padding-top: 40px; }
.summary .label { display: block; }
.score { margin-top: 14px; font-family: var(--mono); font-size: 46px; letter-spacing: .04em; }
.score .of { color: var(--faint); }
.ticks { margin-top: 10px; display: flex; gap: 16px; font-family: var(--mono); font-size: 11.5px; letter-spacing: .08em; }
.ticks .ok { color: var(--green); }
.ticks .no { color: var(--red); }
.ticks .skip { color: var(--faint); }
.expired-flag { margin-top: 12px; font-family: var(--mono); font-size: 11px; letter-spacing: .16em; color: var(--red); }

.xpblock { margin-top: 36px; border: 1px solid var(--line); padding: 16px 18px 18px; }
.xprow {
  display: flex; justify-content: space-between; margin-top: 7px;
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--dim);
}
.xpblock .label + .xprow { margin-top: 14px; }
.xprow.total { border-top: 1px solid var(--line); margin-top: 12px; padding-top: 10px; color: var(--text); }
.xprow .gain { color: var(--green); }
.promoted {
  margin-top: 16px; padding: 10px 14px;
  border: 1px solid var(--green); color: var(--green);
  font-family: var(--mono); font-size: 11px; letter-spacing: .18em; text-transform: uppercase;
}
.rankline { margin-top: 18px; }
.rankline .who {
  display: flex; justify-content: space-between; margin-bottom: 8px;
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--text);
}
.rankline .bar { display: block; height: 2px; background: var(--line); }
.rankline .bar i { display: block; height: 100%; background: var(--text); }
.rankline .cap {
  display: flex; justify-content: space-between; margin-top: 8px;
  font-family: var(--mono); font-size: 10px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--faint);
}

.dx { margin-top: 36px; }
.dx .val { margin-top: 8px; font-size: 18px; font-weight: 500; }

.pearls { margin-top: 36px; }
.pearl { display: flex; gap: 14px; margin-top: 10px; color: var(--body); font-size: 14.5px; }
.pearl .n { font-family: var(--mono); font-size: 11px; color: var(--faint); padding-top: 3px; }

.endbtns { display: flex; gap: 10px; margin-top: 44px; flex-wrap: wrap; }

/* ---------- mixed button ---------- */

.mixedbtn {
  display: flex; justify-content: space-between; align-items: center;
  width: 100%; padding: 16px 20px; margin-bottom: 18px;
  border: 1px solid var(--text); background: var(--text);
  transition: background .12s, color .12s;
}
.mixedbtn:hover { background: #000; }
.mixedbtn .mx-l { color: var(--bg); font-size: 14px; font-weight: 500; }
.mixedbtn .mx-r { font-family: var(--mono); font-size: 11px; letter-spacing: .16em; color: var(--bg); }

/* ---------- panel (review / stats) ---------- */

.panel { max-width: 860px; margin: 0 auto; padding: 56px 28px 110px; }
.panel .hero { margin-bottom: 32px; }

.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin-bottom: 8px; }
.tab {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--faint); padding: 11px 16px; border-bottom: 1.5px solid transparent; margin-bottom: -1px;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--text); border-bottom-color: var(--text); }

.searchbox { margin: 18px 0 4px; }
.searchbox input {
  width: 100%; background: var(--surface); border: 1px solid var(--line);
  padding: 13px 16px; color: var(--text); font: 15px/1.4 var(--sans);
}
.searchbox input:focus { outline: none; border-color: var(--line-bright); }
.searchbox input::placeholder { color: var(--faint); }

.rows { margin-top: 8px; }
.row {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  width: 100%; text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--line);
  transition: background .1s;
}
.row:hover { background: var(--surface); }
.row-main { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.row-spec { font-family: var(--mono); font-size: 9.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--faint); }
.row-title { font-size: 14.5px; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row-right { display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.row-when { font-family: var(--mono); font-size: 10px; letter-spacing: .08em; color: var(--faint); }

.pill {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .06em;
  padding: 3px 8px; border: 1px solid var(--line-bright); color: var(--dim);
}
.pill.ok { color: var(--green); border-color: var(--green); }
.pill.no { color: var(--red); border-color: var(--red); }
.pill.mid { color: var(--amber); border-color: var(--amber); }
.pill.tag { text-transform: uppercase; }

.empty { padding: 40px 4px; color: var(--dim); font-size: 14px; }

/* ---------- stats ---------- */

.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.metric { background: var(--bg); padding: 20px 18px; display: flex; flex-direction: column; gap: 4px; }
.m-num { font-family: var(--mono); font-size: 30px; letter-spacing: .02em; color: var(--text); }
.m-lab { font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--dim); margin-top: 4px; }
.m-sub { font-size: 12px; color: var(--faint); }

.statblock { margin-top: 40px; }
.statblock .label { display: block; margin-bottom: 12px; }
.daystrip { display: flex; gap: 5px; }
.day { width: 100%; height: 28px; background: var(--surface-2); border: 1px solid var(--line); }
.day.on { background: var(--text); border-color: var(--text); }

.callouts { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.callout { background: var(--bg); padding: 16px 18px; }
.callout .co-name { font-size: 15px; font-weight: 500; margin-top: 8px; }
.callout .co-val { font-family: var(--mono); font-size: 20px; margin-top: 4px; }
.co-val.ok { color: var(--green); }
.co-val.no { color: var(--red); }

.spectable { border: 1px solid var(--line); }
.srow {
  display: grid; grid-template-columns: 1fr 44px 60px 48px 120px; align-items: center; gap: 14px;
  width: 100%; text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--line);
  transition: background .1s;
}
.srow:last-child { border-bottom: none; }
.srow:hover { background: var(--surface); }
.sr-name { font-size: 14px; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sr-rank, .sr-done, .sr-acc { font-family: var(--mono); font-size: 11.5px; letter-spacing: .04em; color: var(--dim); }
.sr-bar { height: 2px; background: var(--line); }
.sr-bar i { display: block; height: 100%; background: var(--text); }

/* ---------- anatomy ---------- */

.anat-home .ctl { margin-top: 8px; }
.anat-modehint { margin: 12px 0 0; color: var(--dim); font-size: 13px; }
.anat-credit { margin-top: 28px; color: var(--faint); font-size: 11px; line-height: 1.5; }
.bone-chip {
  position: fixed; z-index: 50; transform: translate(-50%, -100%);
  background: var(--text); color: var(--bg); padding: 4px 9px; pointer-events: none;
  font-family: var(--mono); font-size: 11px; letter-spacing: .04em; white-space: nowrap;
}

.region-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 28px; }
.rcard { display: flex; flex-direction: column; background: var(--bg); padding: 18px; gap: 14px; transition: background .12s; }
.rcard:hover { background: var(--surface); }
.rc-svg { height: 150px; display: flex; align-items: center; justify-content: center; }
.rc-svg svg { max-height: 150px; max-width: 100%; }
.rc-img img { max-height: 150px; max-width: 100%; display: block; }

/* image + hotspot figure */
.anat-figure.is-image { padding: 8px 0; }
.anat-img { position: relative; height: min(600px, 68vh); width: auto; max-width: 100%; margin: 0 auto; }
.anat-img > img { display: block; width: 100%; height: 100%; -webkit-user-drag: none; user-select: none; }
.hot-layer { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.hot { fill: transparent; stroke: transparent; stroke-width: 1.5px; stroke-linejoin: round; pointer-events: all; cursor: pointer; transition: fill .12s, stroke .12s; }
.hot:hover { fill: rgba(17,17,19,.13); stroke: var(--dim); }
.hot.found { fill: rgba(17,17,19,.13); stroke: var(--text); }
.hot.correct { fill: rgba(26,127,55,.28); stroke: var(--green); stroke-width: 2px; }
.hot.wrong { fill: rgba(207,34,46,.26); stroke: var(--red); stroke-width: 2px; }
.hot.target { fill: rgba(154,103,0,.30); stroke: var(--amber); stroke-width: 2px; }
.hot.dim { opacity: .12; }
.anat-img.debug .hot { fill: rgba(255,0,0,.15); stroke: red; }
.rc-meta { display: flex; justify-content: space-between; align-items: baseline; }
.rc-name { font-size: 14.5px; font-weight: 500; }
.rc-count { font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--faint); }

/* bones in any svg */
.bone { cursor: pointer; }
.bone > * { fill: var(--surface-2); stroke: var(--line-bright); stroke-width: 1.2; transition: fill .12s, stroke .12s, opacity .12s; }
.bone:hover > * { fill: #e0e0e6; stroke: var(--dim); }
.bone.route > * { stroke-dasharray: 3 3; }
.bone.found > * { fill: rgba(17,17,19,.10); stroke: var(--text); stroke-width: 1.6; }
.bone.correct > * { fill: rgba(26,127,55,.20); stroke: var(--green); stroke-width: 1.8; }
.bone.wrong > * { fill: rgba(207,34,46,.18); stroke: var(--red); stroke-width: 1.8; }
.bone.target > * { fill: rgba(154,103,0,.22); stroke: var(--amber); stroke-width: 2; }
.bone.dim > * { opacity: .28; }
/* stroke-only bone groups (ribs, hyoid) fill nothing — color the stroke for states */
.bone > [fill="none"] { fill: none; stroke: var(--line-bright); stroke-width: 2; }
.bone:hover > [fill="none"] { stroke: var(--dim); fill: none; }
.bone.found > [fill="none"] { stroke: var(--text); fill: none; }
.bone.correct > [fill="none"] { stroke: var(--green); fill: none; }
.bone.wrong > [fill="none"] { stroke: var(--red); fill: none; }
.bone.target > [fill="none"] { stroke: var(--amber); fill: none; }
.anat-mini { font-family: var(--mono); font-size: 7px; fill: var(--faint); letter-spacing: .04em; }
.ear-inset > .anat-mini, text.anat-mini { stroke: none; }

.anat-stage { max-width: 860px; margin: 0 auto; padding: 28px 28px 110px; }
.anat-prompt { min-height: 44px; text-align: center; }
.anat-q { display: block; font-size: 18px; color: var(--text); }
.anat-q b { font-weight: 600; }
.anat-sub { display: block; margin-top: 4px; font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--faint); }

.anat-figure { display: flex; justify-content: center; padding: 16px 0; }
.anat-figure > svg { max-height: 460px; max-width: 100%; }

.anat-foot { max-width: 620px; margin: 0 auto; }
.anat-opts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.anat-info { border: 1px solid var(--line); border-left: 2px solid var(--text); padding: 16px 18px; }
.ai-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.ai-name { font-size: 16px; font-weight: 600; }
.ai-latin { font-family: var(--mono); font-size: 12px; color: var(--dim); font-style: italic; }
.ai-blurb { margin-top: 10px; color: var(--body); font-size: 14px; }
.ai-pearl { margin-top: 10px; color: var(--body); font-size: 13.5px; }
.ai-pearl span { font-family: var(--mono); font-size: 9.5px; letter-spacing: .16em; color: var(--amber); margin-right: 6px; }
.ai-route { margin-top: 14px; }

.anat-verdict { margin-top: 14px; padding: 14px 16px; border: 1px solid var(--line); display: flex; flex-direction: column; gap: 6px; }
.anat-verdict.good { border-left: 2px solid var(--green); }
.anat-verdict.bad { border-left: 2px solid var(--red); }
.v-tag { font-family: var(--mono); font-size: 10px; letter-spacing: .16em; }
.anat-verdict.good .v-tag { color: var(--green); }
.anat-verdict.bad .v-tag { color: var(--red); }
.v-name { font-size: 16px; font-weight: 600; }
.v-pearl { font-size: 13px; color: var(--body); }
.anat-verdict .btn { align-self: flex-end; margin-top: 4px; }

.anat-results { text-align: center; border-top: 1px solid var(--line); padding-top: 32px; }
.anat-results .label { display: block; }
.anat-results .score { margin-top: 10px; }
.anat-pct { font-family: var(--mono); font-size: 14px; color: var(--dim); margin-top: 6px; }
.anat-results .endbtns { justify-content: center; }

/* ---------- MCAT ---------- */

.mcat-mods { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 28px; }
.modcard { display: flex; flex-direction: column; gap: 8px; background: var(--bg); padding: 22px 20px; text-align: left; transition: background .12s; min-height: 120px; }
.modcard:hover:not(:disabled) { background: var(--surface); }
.modcard:disabled { cursor: default; opacity: .55; }
.mod-name { font-size: 16px; font-weight: 600; }
.mod-desc { font-size: 13px; color: var(--dim); flex: 1; }
.mod-stat { font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); }

/* ---------- MCAT commercial landing ---------- */
.panel.mcat-landing { max-width: 980px; }
.mcat-hero { max-width: 740px; padding: 18px 0 6px; }
.mcat-eyebrow { display: block; font-family: var(--mono); font-size: 10.5px; letter-spacing: .2em; text-transform: uppercase; color: var(--dim); }
.mcat-hero h1 { font-size: clamp(33px, 4.8vw, 52px); font-weight: 300; letter-spacing: -.018em; line-height: 1.07; margin-top: 16px; }
.mcat-lede { margin-top: 18px; font-size: 16px; line-height: 1.62; color: var(--body); max-width: 680px; }
.mcat-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.mcat-cta .btn { padding: 12px 24px; }

.mcat-statband { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin: 46px 0 8px; }
.mcat-stat { background: var(--bg); padding: 18px 14px; display: flex; flex-direction: column; gap: 7px; }
.ms-num { font-family: var(--mono); font-size: 26px; letter-spacing: .01em; color: var(--text); }
.ms-lab { font-family: var(--mono); font-size: 8.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--faint); line-height: 1.45; }

.mcat-group { margin-top: 48px; }
.mcat-group-head { max-width: 720px; margin-bottom: 18px; }
.mcat-group-head .label { display: block; }
.mcat-group-head p { margin-top: 9px; color: var(--dim); font-size: 14px; line-height: 1.55; }
.mcat-group .mcat-mods { background: transparent; border: 0; gap: 14px; margin-top: 0; }
.mcat-group .modcard { border: 1px solid var(--line); transition: border-color .12s, background .12s; }
.mcat-group .modcard:hover:not(:disabled) { border-color: var(--line-bright); background: var(--surface); }

.mcat-method { margin-top: 70px; border-top: 1px solid var(--line); padding-top: 38px; }
.mcat-method > .label { display: block; }
.mcat-method-intro { margin-top: 14px; font-size: 15.5px; line-height: 1.62; color: var(--body); max-width: 740px; }
.method-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 28px; }
.method-pt { border: 1px solid var(--line); padding: 18px 20px; }
.mp-name { font-size: 15px; font-weight: 600; }
.method-pt p { margin-top: 7px; font-size: 13.5px; line-height: 1.55; color: var(--dim); }

.mcat-extras { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 48px; }
.mcat-extra { border: 1px solid var(--line); padding: 22px 20px; }
.mcat-extra .label { display: block; margin-bottom: 11px; }
.mcat-extra p { font-size: 13.5px; line-height: 1.62; color: var(--body); }

.mcat-closing { margin-top: 60px; text-align: center; border: 1px solid var(--line-bright); background: var(--surface); padding: 48px 28px; }
.mcat-closing h2 { font-size: 28px; font-weight: 300; letter-spacing: -.01em; }
.mcat-closing p { margin: 14px auto 26px; max-width: 580px; color: var(--dim); font-size: 15px; line-height: 1.6; }

@media (max-width: 780px) {
  .mcat-statband { grid-template-columns: repeat(3, 1fr); }
  .method-grid { grid-template-columns: 1fr; }
  .mcat-extras { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .mcat-statband { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- mission / front page ---------- */
.panel.mission { max-width: 940px; }
.mission-hero { max-width: 770px; padding: 22px 0 4px; }
.mission-hero h1 { font-size: clamp(36px, 5.6vw, 60px); font-weight: 300; letter-spacing: -.022em; line-height: 1.04; margin-top: 16px; }
.mission-lede { margin-top: 20px; font-size: 16.5px; line-height: 1.62; color: var(--body); max-width: 690px; }
.mission-hero .mcat-cta { margin-top: 26px; }
.mission-fact { margin-top: 26px; font-size: 13px; color: var(--dim); display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; max-width: 680px; }
.mission-fact .label { flex: 0 0 auto; }
.mission-fact .js-fact { transition: opacity .3s; line-height: 1.5; }

.mission-meter { display: grid; grid-template-columns: auto 1fr; gap: 36px; align-items: center; margin: 46px 0; padding: 22px 26px; border: 1px solid var(--line); background: var(--surface); }
.mm-counter { display: flex; flex-direction: column; gap: 5px; }
.mm-num { font-family: var(--mono); font-size: 34px; letter-spacing: .01em; color: var(--text); }
.mm-lab { font-family: var(--mono); font-size: 9.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--faint); }
.mm-progress-head { display: flex; justify-content: space-between; align-items: baseline; gap: 14px; margin-bottom: 9px; }
.mm-progress-head .js-progresslab { font-family: var(--mono); font-size: 10px; letter-spacing: .05em; color: var(--dim); }
.mm-progress .bar { display: block; height: 6px; background: var(--line); }
.mm-progress .bar i { display: block; height: 100%; background: var(--text); transition: width .7s ease; }

.mission-principles { margin-top: 58px; }
.mission-principles > .label { display: block; }
.mission-principles h2 { font-size: 26px; font-weight: 300; letter-spacing: -.01em; margin: 8px 0 24px; }
.principle-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.principle { border: 1px solid var(--line); padding: 20px 22px; transition: border-color .12s; }
.principle:hover { border-color: var(--line-bright); }
.p-name { font-size: 15.5px; font-weight: 600; }
.principle p { margin-top: 8px; font-size: 13.5px; line-height: 1.6; color: var(--dim); }
.mission .mcat-closing { margin-top: 58px; }

@media (max-width: 720px) {
  .mission-meter { grid-template-columns: 1fr; gap: 22px; }
  .principle-grid { grid-template-columns: 1fr; }
}
.mcat-soon { display: flex; flex-wrap: wrap; gap: 8px; }
.soon { font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--faint); border: 1px dashed var(--line-bright); padding: 6px 10px; }

.fstats { margin: 24px 0; }

/* flashcards */
.flash-stage { max-width: 680px; margin: 0 auto; padding: 40px 28px 120px; }
.flash-card { border: 1px solid var(--line); padding: 36px 30px; min-height: 240px; display: flex; flex-direction: column; cursor: pointer; }
.flash-card .label { display: block; margin-bottom: 18px; }
.flash-front { font-size: 21px; line-height: 1.4; color: var(--text); }
.rule-h { height: 1px; background: var(--line); margin: 22px 0; }
.flash-ans { font-size: 17px; line-height: 1.55; color: var(--body); }
.flash-foot { margin-top: 22px; }
.rate { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 12px; }
.ratebtn { border: 1px solid var(--line-bright); padding: 14px 8px; font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; transition: background .12s, color .12s, border-color .12s; }
.ratebtn:hover { color: #fff; }
.ratebtn.again:hover { background: var(--red); border-color: var(--red); }
.ratebtn.hard:hover { background: var(--amber); border-color: var(--amber); }
.ratebtn.good:hover { background: var(--text); border-color: var(--text); }
.ratebtn.easy:hover { background: var(--green); border-color: var(--green); }

/* drills */
.conf-row { display: flex; align-items: center; gap: 16px; margin: 24px 0 4px; }
.conf-row .label { margin: 0; }
.chosen-blind > * { } .opt.chosen-blind { border-color: var(--text); }
.autopsy { margin-top: 14px; border-top: 1px solid var(--line); padding-top: 12px; }
.autopsy .label { display: block; margin-bottom: 8px; }
.autopsy-row { display: flex; gap: 10px; margin-top: 7px; font-size: 13px; color: var(--body); }
.autopsy-row .ak { font-family: var(--mono); font-size: 12px; color: var(--red); flex: 0 0 auto; }
.rootcause { margin-top: 16px; }
.rootcause .label { display: block; margin-bottom: 8px; }
.rc-chips, .topic-chips { display: flex; flex-wrap: wrap; gap: 7px; }
.rc-chip, .tchip { font-family: var(--mono); font-size: 11px; letter-spacing: .05em; padding: 6px 11px; border: 1px solid var(--line-bright); color: var(--dim); }
.rc-chip:hover { color: var(--text); border-color: var(--text); }
.rc-chip.on { background: var(--text); color: var(--bg); border-color: var(--text); }
.tchip { color: var(--body); }

/* calibration */
.calib { margin-top: 8px; }
.calib .label, .calib-mini .label { display: block; margin-bottom: 10px; }
.calib-mini { margin-top: 28px; }
.calib-row { display: grid; grid-template-columns: 70px 1fr 80px; align-items: center; gap: 12px; margin-top: 8px; }
.calib-row .cl { font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--dim); }
.calib-row .cbar { height: 8px; background: var(--surface-2); border: 1px solid var(--line); }
.calib-row .cbar i { display: block; height: 100%; background: var(--green); }
.calib-row .cv { font-family: var(--mono); font-size: 11px; color: var(--dim); text-align: right; }

/* drill review */
.drill-review { margin-top: 32px; text-align: left; }
.drill-review > .label { display: block; margin-bottom: 12px; }
.rev { border: 1px solid var(--line); padding: 12px 14px; margin-top: 8px; }
.rev summary { cursor: pointer; font-size: 14px; color: var(--text); list-style: none; }
.rev summary::-webkit-details-marker { display: none; }
.rev summary .ok { color: var(--green); } .rev summary .no { color: var(--red); }
.rev-body { margin-top: 12px; }
.rev-ans { font-family: var(--mono); font-size: 11.5px; color: var(--dim); margin-bottom: 8px; }
.rev-body p { font-size: 14px; color: var(--body); }

/* blueprint */
.bp-sec { margin-top: 30px; }
.bp-sec-head { display: flex; align-items: baseline; gap: 12px; margin-bottom: 8px; }
.bp-abbr { font-family: var(--mono); font-size: 12px; letter-spacing: .1em; color: var(--text); border: 1px solid var(--line-bright); padding: 3px 8px; }
.bp-name { font-size: 13px; color: var(--dim); }
.bp-cat { display: grid; grid-template-columns: 48px 1fr 64px; align-items: center; gap: 12px; width: 100%; text-align: left; padding: 12px 14px; border: 1px solid var(--line); border-top: none; transition: background .1s; }
.bp-sec .bp-cat:first-of-type { border-top: 1px solid var(--line); }
.bp-cat:hover { background: var(--surface); }
.bp-cat-id { font-family: var(--mono); font-size: 12px; color: var(--dim); }
.bp-cat-title { font-size: 13.5px; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bp-cat-stat { font-family: var(--mono); font-size: 12px; color: var(--faint); text-align: right; }
.bp-cat-stat.ok { color: var(--green); } .bp-cat-stat.mid { color: var(--amber); } .bp-cat-stat.no { color: var(--red); }
.rootbars { margin-top: 4px; }

/* CARS */
.cars-stage { max-width: 760px; margin: 0 auto; padding: 28px 28px 120px; }
.cars-passage { border: 1px solid var(--line); border-left: 2px solid var(--text); padding: 18px 20px; margin-bottom: 26px; }
.cars-passage .label { display: block; margin-bottom: 12px; }
.cars-passage p { font-size: 15px; line-height: 1.7; color: var(--body); margin-bottom: 12px; }
.cars-passage p:last-child { margin-bottom: 0; }
.cars-q .q { margin-bottom: 14px; }
.dtable { margin-top: 16px; overflow-x: auto; }
.dt-cap { font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--dim); margin-bottom: 8px; }
.dtable table { border-collapse: collapse; width: 100%; font-size: 13px; }
.dtable th, .dtable td { border: 1px solid var(--line); padding: 7px 11px; text-align: left; }
.dtable th { font-family: var(--mono); font-size: 11px; letter-spacing: .04em; text-transform: uppercase; color: var(--dim); background: var(--surface); }
.dtable td { font-family: var(--mono); color: var(--body); }

/* simulator */
.sim-bar { display: flex; align-items: center; gap: 8px; margin-top: 24px; flex-wrap: wrap; }
.opt.picked { border-color: var(--text); background: var(--surface); }
.navgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(40px, 1fr)); gap: 6px; margin-top: 14px; }
.navcell { border: 1px solid var(--line-bright); padding: 9px 0; font-family: var(--mono); font-size: 12px; color: var(--dim); }
.navcell.ans { background: var(--text); color: var(--bg); border-color: var(--text); }
.navcell.fl { box-shadow: inset 0 0 0 2px var(--amber); }
.navcell:hover { border-color: var(--text); }
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.5); display: flex; align-items: center; justify-content: center; z-index: 100; padding: 24px; }
.modal-box { background: var(--bg); border: 1px solid var(--line-bright); max-width: 900px; max-height: 90vh; overflow: auto; padding: 18px; }
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }

/* guide */
.week { border: 1px solid var(--line); border-top: none; padding: 14px 16px; }
.statblock .week:first-of-type { border-top: 1px solid var(--line); }
.week-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 6px; }
.week-head .wk { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; color: var(--text); }
.week-head .wphase { font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--faint); }
.wnote { font-size: 13.5px; color: var(--body); line-height: 1.5; }

/* course mapper */
.maprows { border: 1px solid var(--line); }
.maprow { display: grid; grid-template-columns: 44px 1fr auto; align-items: center; gap: 12px; padding: 9px 14px; border-bottom: 1px solid var(--line); }
.maprow:last-child { border-bottom: none; }
.mr-id { font-family: var(--mono); font-size: 11.5px; color: var(--dim); }
.mr-title { font-size: 13px; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mr-rate { display: flex; gap: 5px; }
.rb { width: 26px; height: 26px; border: 1px solid var(--line-bright); font-family: var(--mono); font-size: 11px; color: var(--dim); }
.rb:hover { border-color: var(--text); color: var(--text); }
.rb.on.strong { background: var(--green); border-color: var(--green); color: #fff; }
.rb.on.ok { background: var(--amber); border-color: var(--amber); color: #fff; }
.rb.on.weak { background: var(--red); border-color: var(--red); color: #fff; }

/* ---------- reference ---------- */

.tabs .ghostbtn { color: var(--dim); padding: 11px 0; }
.tabs .ghostbtn:hover { color: var(--text); }

.refchips { display: flex; flex-wrap: wrap; gap: 6px; margin: 16px 0 4px; }
.refchip {
  font-family: var(--mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--dim); border: 1px solid var(--line-bright); padding: 6px 11px; transition: all .1s;
}
.refchip:hover { color: var(--text); border-color: var(--text); }
.refchip.active { background: var(--text); color: var(--bg); border-color: var(--text); }

.reflist { margin-top: 14px; border: 1px solid var(--line); border-bottom: none; }
.refitem { border-bottom: 1px solid var(--line); }
.refhead {
  display: flex; align-items: baseline; gap: 14px; width: 100%; text-align: left;
  padding: 13px 16px; transition: background .1s;
}
.refhead:hover { background: var(--surface); }
.refitem.open .refhead { background: var(--surface); }
.refttl { font-size: 14.5px; font-weight: 500; color: var(--text); flex: 0 0 auto; }
.refsub { font-size: 12.5px; color: var(--dim); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.refdetail { padding: 4px 16px 18px; background: var(--surface); }
.refrow { margin-top: 12px; }
.refrow .label { display: block; margin-bottom: 4px; }
.refrow p { font-size: 14px; color: var(--body); }

.quizwrap { margin-top: 8px; }
.quizclue { white-space: normal; line-height: 1.6; }
.quizscore { margin-left: auto; }

/* ---------- ECG ---------- */
.ekglist { margin-top: 16px; display: flex; flex-direction: column; gap: 14px; }
.ekgitem { border: 1px solid var(--line); }
.ekgstrip { width: 100%; height: 110px; border-bottom: 1px solid var(--line); background: #fff; }
.ekgstrip.drill { height: 130px; margin: 8px 0 4px; border: 1px solid var(--line); }
.ekgsvg { display: block; width: 100%; height: 100%; }
.ekghead {
  display: flex; justify-content: space-between; align-items: baseline; gap: 14px;
  width: 100%; text-align: left; padding: 12px 16px; transition: background .1s;
}
.ekghead:hover { background: var(--surface); }
.ekgitem.open .ekghead { background: var(--surface); }
.ekgname { font-size: 14.5px; font-weight: 500; }
.ekgcat { font-family: var(--mono); font-size: 9.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--faint); margin-left: 8px; }
.ekgrate { font-family: var(--mono); font-size: 11px; letter-spacing: .06em; color: var(--dim); flex: 0 0 auto; }
.ekgdetail { padding: 4px 16px 16px; background: var(--surface); }
.ekgdetail .refrow { margin-top: 12px; }
.ekgdetail .refrow .label { display: block; margin-bottom: 4px; }
.ekgdetail .refrow p { font-size: 14px; color: var(--body); }

/* ---------- socrates ---------- */

.socbar { display: flex; align-items: center; gap: 14px; margin: 20px 0 4px; }
.socbar .bar { flex: 1; height: 2px; background: var(--line); }
.socbar .bar i { display: block; height: 100%; background: var(--text); }

.socplay { max-width: 760px; }
.socdots { display: flex; gap: 6px; margin: 20px 0 8px; }
.socdot { width: 22px; height: 3px; background: var(--line); }
.socdot.past { background: var(--green); }
.socdot.now { background: var(--text); }

.socstep .q { margin-top: 18px; font-size: 17px; line-height: 1.5; }
.socinput {
  width: 100%; margin-top: 16px; background: var(--surface); border: 1px solid var(--line);
  padding: 12px 14px; color: var(--text); font: 14px/1.5 var(--sans); resize: vertical;
}
.socinput:focus { outline: none; border-color: var(--line-bright); }
.socinput::placeholder { color: var(--faint); }
.socactions { display: flex; gap: 10px; margin-top: 14px; }
.sochint { margin-top: 16px; border-left: 2px solid var(--amber); padding: 10px 14px; background: var(--surface); }
.sochint .label { display: block; color: var(--amber); margin-bottom: 6px; }
.sochint p { font-size: 14px; color: var(--body); }
.socans { margin-top: 18px; }
.socblock { border-left: 2px solid var(--green); padding: 10px 14px; background: var(--surface); }
.socblock + .socblock { margin-top: 10px; }
.socblock.why { border-left-color: var(--line-bright); }
.socblock .label { display: block; margin-bottom: 6px; }
.socblock.why .label { color: var(--dim); }
.socblock p { font-size: 14.5px; color: var(--body); line-height: 1.55; }
.socdone-ttl { margin-top: 14px; font-size: 18px; font-weight: 500; text-align: center; }

/* ---------- misc ---------- */

.notice { max-width: 760px; margin: 120px auto; padding: 0 28px; color: var(--dim); font-size: 14px; }
.notice code { font-family: var(--mono); color: var(--text); }

@media (max-width: 880px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .region-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .nav { gap: 0; }
  .navlink { padding: 7px 9px; }
  .topbar { padding: 0 16px; }
  /* main nav bar: wordmark + version on row 1, tabs in a swipeable row below */
  .topbar.mainbar { flex-wrap: wrap; height: auto; padding: 8px 16px; row-gap: 6px; }
  .topbar.mainbar .bar-right { order: 2; }
  .topbar.mainbar .nav { order: 3; flex-basis: 100%; flex-wrap: nowrap; overflow-x: auto; padding-bottom: 2px; scrollbar-width: none; }
  .topbar.mainbar .nav::-webkit-scrollbar { display: none; }
  .topbar.mainbar .navlink { flex: 0 0 auto; padding: 7px 11px 7px 0; }
}
@media (max-width: 600px) {
  .grid { grid-template-columns: 1fr; }
  .vitals { grid-template-columns: repeat(2, 1fr); }
  .vital { border-top: 1px solid var(--line); }
  .vital:nth-child(-n+2) { border-top: none; }
  .vital:nth-child(odd) { border-left: none; }
  .hero h1 { font-size: 30px; }
  .controls { gap: 22px; }
  .srow { grid-template-columns: 1fr 36px 56px 44px; }
  .srow .sr-bar { display: none; }
  .region-grid { grid-template-columns: 1fr; }
  .anat-opts { grid-template-columns: 1fr; }
  .mcat-mods { grid-template-columns: 1fr; }
  .rate { grid-template-columns: 1fr 1fr; }
  .topbar .side.right .topstat { display: none; }
  .wordmark { font-size: 11px; letter-spacing: .12em; }
  .wm-sub { display: none; }
}