/* Lane 2 Evidence Review: stylesheet (version 2.1, follows the team's UI design) */
:root {
  --navy: #132942;
  --tile: #1d3a56;
  --tile-active: #2c5070;
  --teal: #007a68;
  --teal-dark: #00665a;
  --mint: #d9f3ec;
  --ink: #14283b;
  --muted: #5f7285;
  --line: #dbe3eb;
  --bg: #f2f5fa;
  --box: #f1f5fa;
  --amber-bg: #fde8c8;
  --amber: #8a4f00;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.55 Inter, "Segoe UI", Arial, sans-serif; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: default; opacity: .5; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid #17a995; outline-offset: 2px; }
p { margin: 0 0 14px; }
h1 { font-size: 30px; letter-spacing: -.5px; line-height: 1.2; margin: 6px 0 14px; }
h2 { font-size: 19px; margin: 0 0 12px; }
h3 { font-size: 16px; margin: 0 0 10px; }
a { color: var(--teal); }
.muted, .sub { color: var(--muted); }
.sub { margin-bottom: 22px; font-size: 14px; }
.eyebrow { color: var(--teal); font-size: 11px; letter-spacing: 1.2px; font-weight: 700; text-transform: uppercase; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }
code { background: #edf1f6; font-size: 13px; padding: 2px 5px; border-radius: 3px; }

/* ---------- sidebar (marker page) ---------- */
aside { width: 215px; position: fixed; inset: 0 auto 0 0; background: var(--navy); color: #fff; padding: 28px 18px; }
.brand { font-size: 19px; font-weight: 700; line-height: 1.3; margin-bottom: 14px; }
.side-label { font-size: 10px; letter-spacing: .8px; color: #dce7f2; margin-bottom: 14px; }
.side-label.strong { font-weight: 600; margin-bottom: 26px; }
.nav { display: block; width: 100%; text-align: left; background: var(--tile); border: 0; color: #fff; padding: 13px 12px; border-radius: 4px; margin-bottom: 12px; font-size: 13px; }
.nav:hover { background: #26496a; }
.nav.active { background: var(--tile-active); }

/* ---------- header, strip, main ---------- */
.app { margin-left: 215px; }
header { height: 53px; background: #fff; display: flex; align-items: center; justify-content: space-between; padding: 0 28px; font-size: 13px; color: var(--muted); }
.crumb .sep { margin: 0 6px; }
.who { display: flex; align-items: center; gap: 10px; color: var(--ink); }
.who form { margin: 0; }
.avatar { display: inline-grid; place-items: center; width: 26px; height: 26px; background: #e5ecf4; border-radius: 50%; font-weight: 700; font-size: 12px; }
.linkbtn { background: none; border: 1px solid var(--line); border-radius: 4px; padding: 4px 10px; font-size: 12px; color: var(--ink); }
.linkbtn:hover { background: var(--bg); }
.strip { background: var(--mint); color: #0b6b5d; font-size: 12px; padding: 8px 28px; }
main { padding: 30px 30px 60px; max-width: 1500px; }
.page-main { max-width: 980px; margin: 0 auto; padding: 30px 24px 60px; }

/* ---------- buttons ---------- */
.primary, .secondary, .ghost, .danger { display: inline-block; border: 1px solid transparent; border-radius: 4px; padding: 9px 15px; font-size: 13px; font-weight: 500; text-decoration: none; }
.primary { background: var(--teal); color: #fff; }
.primary:hover { background: var(--teal-dark); }
.secondary { background: #fff; border-color: var(--line); color: var(--ink); }
.secondary:hover { background: #f8fafc; }
.ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.danger { background: #fff1f0; border-color: #e8b8b3; color: #9b3327; }
.actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 18px; }

/* ---------- stats, panels, tables ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 18px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 18px 20px; }
.stat label { font-size: 13px; color: var(--muted); display: block; margin-bottom: 4px; }
.stat strong { font-size: 28px; font-weight: 600; display: block; }
.panel { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 22px; margin-bottom: 18px; }
.panel.flush { padding: 0; overflow: hidden; }
.toolbar { padding: 18px 20px 6px; display: flex; gap: 12px; align-items: center; }
.toolbar input { width: 240px; max-width: 100%; }
input, select, textarea { border: 1px solid #c5d0db; background: #fff; color: var(--ink); border-radius: 4px; padding: 9px 11px; font-size: 13px; }
textarea { width: 100%; resize: vertical; min-height: 110px; line-height: 1.5; }
label { font-size: 13px; display: block; margin-bottom: 5px; }
table { width: 100%; border-collapse: collapse; text-align: left; }
th { font-size: 11px; text-transform: uppercase; letter-spacing: .8px; color: var(--muted); font-weight: 600; padding: 14px 20px 10px; }
td { padding: 9px 20px; font-size: 13px; color: var(--muted); vertical-align: top; }
td small { display: block; color: var(--muted); font-size: 12px; margin-top: 2px; }
.rowlink { background: none; border: 0; color: var(--teal); font-weight: 700; padding: 0; text-align: left; font-size: 14px; }
.rowlink:hover { text-decoration: underline; }
.flagcount { color: var(--amber); font-weight: 700; }
td:nth-child(2), td:nth-child(4) { white-space: nowrap; }
.table-wrap { overflow-x: auto; padding-bottom: 14px; }
.empty { text-align: center; padding: 36px 20px; }

/* ---------- pills, tabs ---------- */
.pill { display: inline-block; padding: 3px 9px; border-radius: 4px; font-size: 12px; line-height: 1.5; background: #edf1f6; color: #4a5b6f; font-weight: 600; }
.pill.amber { background: var(--amber-bg); color: var(--amber); }
.pill.green { background: var(--mint); color: #0b6b5d; }
.tabs { display: flex; gap: 10px; margin: 0 0 18px; flex-wrap: wrap; }
.tab { border: 1px solid var(--line); background: #fff; color: var(--ink); border-radius: 4px; padding: 8px 14px; font-size: 13px; }
.tab.active { background: var(--teal); border-color: var(--teal); color: #fff; }

/* ---------- review: flags, evidence, transcript ---------- */
.detail-grid { display: grid; grid-template-columns: 215px 1fr; gap: 18px; align-items: start; }
.flag { display: block; width: 100%; text-align: left; background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 15px; margin-bottom: 12px; color: var(--ink); }
.flag.selected { border-color: var(--teal); box-shadow: inset 3px 0 var(--teal); }
.flag strong { display: block; color: var(--teal); margin: 10px 0 4px; font-size: 14px; }
.flag small { display: block; color: var(--muted); font-size: 12px; }
.evidence { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 16px 0; }
.evidence article { background: var(--box); padding: 14px 16px; border-radius: 4px; font-size: 14px; white-space: pre-wrap; }
.evidence h3, .context-box h4 { font-size: 10px; letter-spacing: .8px; color: var(--muted); margin: 0 0 8px; text-transform: uppercase; white-space: normal; }
.reason { font-size: 14px; color: var(--muted); }
.decision { margin-top: 14px; }
.decision select { width: 220px; max-width: 100%; margin-bottom: 12px; display: block; }
.decision textarea { min-height: 80px; margin-bottom: 12px; }
.turn { background: var(--box); padding: 14px 16px; border-radius: 4px; margin: 0 0 12px; }
.turn.student { background: var(--mint); }
.turn h4 { font-size: 12px; font-weight: 700; color: var(--ink); margin: 0 0 6px; }
.turn.student h4 { color: var(--teal); }
.turn p { white-space: pre-wrap; margin: 0; font-size: 14px; }
.turn.target { outline: 2px solid #d9a33d; }
.context-box { background: var(--mint); padding: 14px 16px; border-radius: 4px; margin: 0 0 12px; font-size: 15px; }
.context-box h4 { color: var(--teal); font-weight: 700; }
.definition { font-size: 12px; color: var(--muted); }
.note-amber { background: #fff3dc; color: #7a4a00; padding: 12px 14px; border-radius: 4px; font-size: 13px; margin: 14px 0; }
.reqs { list-style: none; padding: 0; margin: 0 0 14px; }
.reqs li { font-weight: 700; margin-bottom: 4px; font-size: 14px; }
.reqs li.ok { color: #0b6b5d; }
.reqs li.no { color: #9b3327; }

/* ---------- critique check, overlap bar, timeline ---------- */
.pill.blue { background: #dfe9f7; color: #24466f; }
.quote { background: #fff8e8; border-left: 3px solid #d9a33d; padding: 8px 12px; font-size: 14px; margin: 0 0 8px; white-space: pre-wrap; }
.check-line { margin: 18px 0 0; padding-top: 12px; border-top: 1px solid var(--line); }
.bar { display: flex; height: 28px; border-radius: 4px; overflow: hidden; background: #e5ecf4; margin: 4px 0 10px; font-size: 12px; font-weight: 600; }
.bar-ai { background: #0b8a76; color: #fff; padding: 5px 10px; white-space: nowrap; overflow: hidden; }
.bar-other { background: #dbe3eb; color: var(--ink); padding: 5px 10px; white-space: nowrap; overflow: hidden; }
mark.ai { background: #c9ece3; color: inherit; padding: 1px 0; border-bottom: 2px solid #0b8a76; }
.timeline { display: flex; gap: 4px; margin: 4px 0 8px; }
.tl { min-width: 12px; height: 22px; border: 2px solid transparent; border-radius: 3px; padding: 0; background: #cfd9e4; }
.tl.student { background: #8fd3c1; }
.tl.flagged { border-color: #d9a33d; }
.tl:hover { filter: brightness(.93); }

/* ---------- method and guide ---------- */
td.status-reviewed { color: #0a7a4f; font-weight: 600; }
.m-label { font-size: 11px; text-transform: uppercase; letter-spacing: .8px; color: var(--teal); font-weight: 700; margin: 14px 0 3px; }
.pipeline { display: flex; align-items: stretch; gap: 10px; }
.pipeline div { flex: 1; background: var(--box); border-radius: 6px; padding: 12px 14px; font-weight: 600; font-size: 14px; }
.pipeline b { color: var(--teal); margin-right: 8px; }
.pipeline small { display: block; font-weight: 400; color: var(--muted); font-size: 12px; margin-top: 2px; }
.pipeline span { align-self: center; color: var(--muted); }
@media (max-width: 760px) { .pipeline { flex-direction: column; } .pipeline span { transform: rotate(90deg); } }
.method-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; margin-bottom: 18px; }
.formula { background: var(--mint); color: #0b6b5d; padding: 12px 14px; border-radius: 4px; font-size: 13px; margin: 0 0 14px; }
.phrases { font-weight: 700; margin-bottom: 18px; font-size: 14px; line-height: 1.6; }
.keywords { color: var(--teal); font-size: 14px; }
.step { display: flex; gap: 16px; margin-bottom: 14px; }
.step b { color: var(--teal); font-size: 18px; min-width: 28px; }
.step strong { display: block; font-size: 15px; }
.step p { font-size: 13px; color: var(--muted); margin: 2px 0 0; }

/* ---------- dialog and toast ---------- */
dialog { border: 0; border-radius: 10px; width: min(640px, calc(100% - 32px)); max-height: 90vh; box-shadow: 0 20px 80px #10233e33; padding: 26px; color: var(--ink); }
dialog::backdrop { background: #11283d99; }
.modal-head { display: flex; justify-content: space-between; gap: 20px; margin-bottom: 14px; }
.modal-head h2 { margin: 0; }
.close { background: none; border: 0; font-size: 24px; color: var(--muted); line-height: 1; }
.form-field { margin-bottom: 16px; }
.form-field input[type=text], .form-field input[type=password] { width: 100%; }
.form-error { color: #a23225; font-size: 13px; margin: 12px 0 0; }
.check { display: flex; gap: 8px; align-items: flex-start; font-size: 13px; margin-bottom: 12px; }
.check input { margin-top: 3px; }
#toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); background: var(--navy); color: #fff; padding: 11px 20px; border-radius: 6px; display: none; z-index: 9; font-size: 13px; }

/* ---------- landing, sign-in, student page ---------- */
.auth-wrap { max-width: 420px; margin: 56px auto; padding: 0 16px; }
.auth-wrap.wide { max-width: 760px; }
.role-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 22px; }
.file-row { display: flex; gap: 10px; align-items: center; margin-top: 8px; font-size: 12px; color: var(--muted); }
.file-row label { margin: 0; font-size: 12px; }
.success { background: var(--mint); color: #0b6b5d; padding: 12px 14px; border-radius: 4px; font-size: 14px; margin-bottom: 16px; }

@media (max-width: 1000px) {
  .stats { grid-template-columns: 1fr 1fr; }
  .detail-grid, .method-grid, .evidence { grid-template-columns: 1fr; }
  .flaglist { display: flex; gap: 10px; overflow-x: auto; }
  .flag { min-width: 200px; }
}
@media (max-width: 760px) {
  aside { position: static; width: auto; padding: 16px; }
  aside nav { display: flex; gap: 6px; }
  .nav { width: auto; margin: 0; padding: 9px; font-size: 12px; }
  .side-label { display: none; }
  .brand { margin-bottom: 12px; }
  .app { margin-left: 0; }
  header, .strip { padding-left: 16px; padding-right: 16px; }
  main, .page-main { padding: 22px 16px 50px; }
  .role-grid { grid-template-columns: 1fr; }
  table { min-width: 560px; }
  .toolbar { flex-wrap: wrap; }
}