/* DMI training platform — self-contained styles, no external fonts or assets.
   Direction: DMI dark navy console, teal-green + purple accents, light text. */

:root{
  --ink:#E9EDF4; --ink-2:#C3CCDB; --muted:#8B96A9;
  --line:#2E3850; --line-2:#242D40;
  --bg:#131926; --surface:#1D2536; --surface-2:#263049;
  --accent:#2ED4B6; --accent-ink:#5FE0C8; --accent-wash:#16302B;
  --purple:#9E8CFF; --purple-ink:#B9AEFF; --purple-wash:#221E3A;
  --on-accent:#0C1522;
  --ok:#37D39E; --ok-wash:#123528;
  --warn:#E7B24C; --warn-wash:#2E2612;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SF Mono","Cascadia Code","JetBrains Mono",Consolas,monospace;
  --radius:12px; --shadow:0 1px 2px rgba(0,0,0,.30),0 10px 30px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
html,body{margin:0}
body{
  font-family:var(--sans); color:var(--ink); background:var(--bg);
  line-height:1.55; -webkit-font-smoothing:antialiased;
}
body.centered{min-height:100vh;display:grid;place-items:center;padding:24px}

a.link{color:var(--ink-2);text-decoration:none;font-size:.86rem;border-bottom:1px solid var(--line)}
a.link:hover{color:var(--accent-ink);border-color:var(--accent)}
a.link.small{font-size:.78rem}

.eyebrow{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted);margin:0 0 6px
}
.lede{color:var(--muted);margin:.2rem 0 1.2rem}
.mono{font-family:var(--mono)}

/* ---------- buttons ---------- */
.btn{
  font:inherit;font-weight:600;border-radius:9px;padding:11px 18px;cursor:pointer;
  border:1px solid transparent;transition:transform .04s ease, background .15s ease;
}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--accent);color:var(--on-accent)}
.btn.primary:hover{background:var(--accent-ink)}
.btn.ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn.ghost:hover{border-color:var(--muted)}
.btn.small{padding:7px 12px;font-size:.82rem;border-radius:7px}
.btn:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* ---------- cards / auth / result ---------- */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:36px;width:100%;max-width:420px
}
.card h1{font-size:1.7rem;margin:.1rem 0 .2rem;letter-spacing:-.01em}
.stack{display:flex;flex-direction:column;gap:14px;margin-top:8px}
.stack label{display:flex;flex-direction:column;gap:6px;font-size:.82rem;color:var(--muted);font-weight:600}
select{
  font:inherit;padding:11px 12px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--ink)
}
input:focus-visible,select:focus-visible{outline:3px solid var(--accent-wash);outline-offset:0;border-color:var(--accent)}

.result{max-width:480px;text-align:left}
.result .score{font-family:var(--mono);font-size:1.05rem;color:var(--ink-2);margin:.2rem 0 .6rem}
.result.is-pass{border-top:4px solid var(--ok)}
.result.is-fail{border-top:4px solid var(--warn)}
.next-step{background:var(--line-2);border-radius:9px;padding:14px 16px;color:var(--ink-2);font-size:.92rem;margin:.6rem 0 1.4rem}

.alert{border-radius:9px;padding:10px 13px;font-size:.86rem;margin:0 0 14px}
.alert.error{background:#3A1E24;color:#F0A9A9}
.alert.ok{background:var(--ok-wash);color:var(--ok)}

/* ---------- topbar + telemetry ---------- */
.topbar{
  position:relative;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:14px 22px;background:var(--surface);border-bottom:1px solid var(--line)
}
.topbar .eyebrow{margin:0}
.topbar-title{display:block;font-weight:650;letter-spacing:-.01em}
.topbar-right{display:flex;align-items:center;gap:16px}
.who{font-size:.85rem;color:var(--muted)}
.telemetry{position:absolute;left:0;bottom:-1px;height:3px;width:100%;background:var(--line-2)}
.telemetry-fill{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--purple));transition:width .35s ease}

/* ---------- course layout ---------- */
.layout{display:grid;grid-template-columns:280px 1fr;min-height:calc(100vh - 58px)}
.rail{border-right:1px solid var(--line);background:var(--surface);padding:22px 14px}
.rail ol{list-style:none;margin:0;padding:0;counter-reset:none}
.rail-item{
  display:flex;flex-direction:column;gap:1px;padding:10px 12px;border-radius:9px;cursor:pointer;
  border:1px solid transparent;position:relative
}
.rail-item:hover{background:var(--line-2)}
.rail-item .rail-code{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;color:var(--muted)}
.rail-item .rail-name{font-size:.86rem;color:var(--ink-2)}
.rail-item.is-current{background:var(--accent-wash);border-color:var(--accent)}
.rail-item.is-current .rail-code{color:var(--accent-ink)}
.rail-item.is-done .rail-code::after{content:" ✓";color:var(--ok)}
.rail-item.rail-quiz{margin-top:8px;border-top:1px dashed var(--line);padding-top:14px;border-radius:0 0 9px 9px}
.rail-item.is-locked{opacity:.4;cursor:not-allowed}
.rail-item.is-locked:hover{background:transparent}

/* ---------- slide stage ---------- */
.stage{padding:48px 40px;display:flex;justify-content:center}
#course-form{width:100%;max-width:760px}
.step{animation:rise .32s ease}
@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.step{animation:none}.telemetry-fill{transition:none}}

.slide-visual{width:64px;height:64px;color:var(--accent);margin-bottom:22px}
.slide-visual svg{width:100%;height:100%}
.slide-code{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;color:var(--muted);text-transform:uppercase;margin:0 0 10px}
.slide-title{font-size:2rem;line-height:1.15;letter-spacing:-.02em;margin:0 0 18px}
.slide-title:focus,.slide-title:focus-visible{outline:none}
.slide-body{font-size:1.08rem;color:var(--ink-2);margin:0 0 20px}
.callout{
  border-left:3px solid var(--accent);background:var(--accent-wash);
  padding:14px 16px;border-radius:0 9px 9px 0;color:var(--ink-2);font-size:.98rem;margin:0 0 18px
}
.callout-tag{display:block;font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-ink);margin-bottom:5px}
.slide-note{font-size:.9rem;color:var(--muted);font-style:italic}

/* bullet lists */
.bullets{list-style:none;margin:0 0 18px;padding:0}
.bullets li{position:relative;padding-left:22px;margin-bottom:10px;color:var(--ink-2);font-size:1rem;line-height:1.5}
.bullets li::before{content:"";position:absolute;left:3px;top:9px;width:7px;height:7px;border-radius:2px;background:var(--accent);transform:rotate(45deg)}
.lead-bullets{margin-bottom:8px}

/* two-column cards (What it means / What to do) */
.columns{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:4px 0 18px}
.col{background:var(--surface);border:1px solid var(--line);border-radius:11px;padding:18px 18px 8px;box-shadow:var(--shadow)}
.col-heading{font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-ink);margin:0 0 12px}
.col .bullets li{font-size:.94rem;margin-bottom:9px}

/* one-line takeaway */
.takeaway{background:var(--surface-2);color:var(--ink);border-left:3px solid var(--accent);border-radius:0 10px 10px 0;padding:13px 17px;font-weight:600;margin:0 0 18px;font-size:.98rem}

/* media: images, video, in-code diagrams */
.media{margin:0 0 20px}
.media img,.media video{width:100%;height:auto;display:block;border:1px solid var(--line);border-radius:12px;background:#fff}
.diagram{margin:0 0 20px}
.diagram svg{width:100%;height:auto;display:block}

/* ---------- quiz ---------- */
.question{border:0;border-top:1px solid var(--line);margin:0;padding:22px 0 4px}
.question legend{font-weight:650;font-size:1.02rem;padding:0;margin-bottom:12px}
.option{
  display:flex;align-items:flex-start;gap:11px;padding:11px 13px;border:1px solid var(--line);
  border-radius:9px;margin-bottom:9px;cursor:pointer;transition:border-color .12s ease,background .12s ease
}
.option:hover{border-color:var(--muted)}
.option input{margin-top:3px;accent-color:var(--accent)}
.option:has(input:checked){border-color:var(--accent);background:var(--accent-wash)}
.option:has(input:focus-visible){outline:3px solid var(--accent-wash)}

.stepnav{display:flex;gap:12px;justify-content:flex-end;margin-top:34px;padding-top:20px;border-top:1px solid var(--line)}
#back{margin-right:auto}

/* ---------- admin ---------- */
.admin-wrap{max-width:1000px;margin:0 auto;padding:32px 22px 60px;display:flex;flex-direction:column;gap:22px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.panel-title{font-size:1rem;margin:0 0 14px}
.records{width:100%;border-collapse:collapse;font-size:.92rem}
.records th{text-align:left;font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600;padding:0 12px 12px}
.records td{padding:14px 12px;border-top:1px solid var(--line-2);vertical-align:middle}
.ta-right{text-align:right}
.records .name{display:block;font-weight:600}
.records .sub{display:block;color:var(--muted);font-size:.78rem}
.empty{text-align:center;color:var(--muted);padding:26px}
.inline{display:inline}

.pill{display:inline-block;font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;text-transform:uppercase;padding:4px 9px;border-radius:999px;background:var(--line-2);color:var(--ink-2)}
.pill-passed{background:var(--ok-wash);color:var(--ok)}
.pill-failed{background:#3A1E24;color:#F0A9A9}
.pill-in_progress{background:#1C2E44;color:#8FB6E8}

.row-form{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}
.row-form label{display:flex;flex-direction:column;gap:5px;font-size:.78rem;color:var(--muted);font-weight:600}
.hint{color:var(--muted);font-size:.82rem;margin:12px 0 0}

/* ---------- responsive ---------- */
@media (max-width:820px){
  .layout{grid-template-columns:1fr}
  .rail{display:none}
  .stage{padding:30px 20px}
  .columns{grid-template-columns:1fr}
  .slide-title{font-size:1.6rem}
  .topbar{flex-wrap:wrap}
}

/* confetti overlay on completion */
#confetti-canvas{position:fixed;inset:0;width:100vw;height:100vh;pointer-events:none;z-index:60}

/* inline highlight for deadlines/important figures in notes */
.hl{color:#FF7A7A;font-weight:700}

/* ---------- admin sidebar + multi-course ---------- */
.rail-heading{font-family:var(--mono);font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin:2px 0 10px 6px}
.rail-link{display:flex;align-items:center;justify-content:space-between;gap:8px;text-decoration:none;color:inherit;width:100%}
.rail-item.is-planned{opacity:.68}
.rail-tag{font-family:var(--mono);font-size:.58rem;letter-spacing:.1em;text-transform:uppercase;color:var(--purple-ink);background:var(--purple-wash);padding:2px 7px;border-radius:999px}
.admin-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin:0 0 18px}
.admin-title{font-size:1.25rem;margin:0}
.planned-note{background:var(--purple-wash);color:var(--purple-ink);border-radius:9px;padding:12px 14px;font-size:.9rem;margin:0 0 18px}

/* ---------- My Courses/Admin toggle ---------- */
.view-toggle{display:flex;background:var(--line-2);border-radius:999px;padding:3px;gap:2px}
.view-toggle-link{
  font-size:.8rem;font-weight:600;text-decoration:none;color:var(--muted);
  padding:6px 14px;border-radius:999px;transition:background .12s ease,color .12s ease
}
.view-toggle-link:hover{color:var(--ink-2)}
.view-toggle-link.is-active{background:var(--accent-wash);color:var(--accent-ink)}

/* ---------- employee dashboard ---------- */
.home-wrap{max-width:760px;margin:0 auto;padding:36px 22px 60px}
.card-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:8px}
.course-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:20px;display:flex;flex-direction:column;gap:12px
}
.course-card.is-done{border-color:var(--ok)}
.course-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.course-card-head .name{font-weight:650;font-size:1.05rem}
.course-card .checkmark{color:var(--ok);font-size:1.2rem;line-height:1;flex-shrink:0}
.course-card-foot{margin-top:auto}

@media (max-width:640px){
  .card-grid{grid-template-columns:1fr}
}