/* ------------------------------------------------------------------
   Training Report Tracker — design system
   ------------------------------------------------------------------ */
:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-2: #fbfbfd;
  --border: #e4e7ec;
  --border-strong: #d3d8e0;
  --text: #101828;
  --text-2: #475467;
  --text-3: #7a869a;
  --brand: #1f5f5b;
  --brand-ink: #143f3c;
  --brand-soft: #e7f2f0;
  --accent: #b4611f;
  --accent-soft: #fdf1e5;
  --ok: #067647;
  --ok-soft: #e7f6ee;
  --warn: #b54708;
  --warn-soft: #fef3e6;
  --bad: #b42318;
  --bad-soft: #feeceb;
  --radius: 10px;
  --radius-sm: 7px;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, .05);
  --shadow: 0 1px 3px rgba(16, 24, 40, .07), 0 8px 24px -12px rgba(16, 24, 40, .18);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { margin: 0; letter-spacing: -.014em; font-weight: 650; }
p { margin: 0; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

svg { width: 100%; height: 100%; display: block; }

[hidden] { display: none !important; }

/* ---------------- access gate ---------------- */
.gate {
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(1000px 500px at 15% -10%, #e8f1ef 0%, transparent 60%),
    radial-gradient(800px 400px at 100% 0%, #f4efe8 0%, transparent 55%),
    var(--bg);
}
.gate-card {
  width: min(420px, 100%);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
  box-shadow: var(--shadow);
}
.gate-icon {
  width: 42px; height: 42px;
  border-radius: 11px;
  background: var(--brand-soft);
  color: var(--brand);
  padding: 10px;
  margin-bottom: 18px;
}
.gate-card h1 { font-size: 20px; margin-bottom: 6px; }
.gate-card > p { color: var(--text-2); font-size: 13.5px; margin-bottom: 22px; }
.gate-card label {
  display: block; font-size: 12.5px; font-weight: 550;
  color: var(--text-2); margin-bottom: 6px;
}
.gate-error { color: var(--bad); font-size: 12.5px; margin-top: 8px; }

/* ---------------- layout ---------------- */
#shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 248px;
  flex: 0 0 248px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex; align-items: center; gap: 10px;
  padding: 18px 18px 16px;
  border-bottom: 1px solid var(--border);
}
.brand-mark {
  width: 32px; height: 32px; flex: 0 0 32px;
  border-radius: 9px;
  background: var(--brand);
  color: #fff;
  padding: 7px;
}
.brand strong { display: block; font-size: 13.5px; font-weight: 650; }
.brand small { display: block; color: var(--text-3); font-size: 11.5px; }

.nav { padding: 12px 10px; display: flex; flex-direction: column; gap: 2px; flex: 1; }
.nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-size: 13.5px;
  font-weight: 500;
  text-decoration: none;
  transition: background .12s, color .12s;
}
.nav a:hover { background: var(--surface-2); color: var(--text); text-decoration: none; }
.nav a.active { background: var(--brand-soft); color: var(--brand-ink); font-weight: 600; }
.nav a i { width: 17px; height: 17px; flex: 0 0 17px; opacity: .8; }
.nav a.active i { opacity: 1; }
.nav .pill {
  margin-left: auto;
  background: var(--warn-soft); color: var(--warn);
  font-size: 11px; font-weight: 650;
  padding: 1px 6px; border-radius: 20px;
}

.sidebar-foot { padding: 12px; border-top: 1px solid var(--border); }
.period-switch label {
  display: block; font-size: 11px; text-transform: uppercase;
  letter-spacing: .05em; color: var(--text-3); font-weight: 600; margin-bottom: 5px;
}
.period-switch select { width: 100%; }
.foot-link {
  display: inline-block; margin-top: 8px;
  font-size: 12.5px; font-weight: 550; color: var(--brand);
}

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
  padding: 22px 30px 18px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,.75);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 20;
}
.topbar h2 { font-size: 19px; }
.page-sub { color: var(--text-2); font-size: 13px; margin-top: 3px; }
.topbar-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

.view { padding: 26px 30px 80px; max-width: 1240px; width: 100%; }

/* ---------------- buttons & inputs ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font: inherit; font-size: 13px; font-weight: 550;
  padding: 7px 13px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: background .12s, border-color .12s, box-shadow .12s;
  white-space: nowrap;
}
.btn:hover { background: var(--surface-2); border-color: #c2c9d4; }
.btn:active { transform: translateY(.5px); }
.btn-primary {
  background: var(--brand); border-color: var(--brand); color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: #1a514e; border-color: #1a514e; }
.btn-ghost { border-color: transparent; background: transparent; color: var(--text-2); }
.btn-ghost:hover { background: var(--surface-2); color: var(--text); }
.btn-danger { color: var(--bad); border-color: #f0c4c0; background: var(--bad-soft); }
.btn-danger:hover { background: #fde0dd; border-color: #e9aca6; }
.btn-sm { font-size: 12px; padding: 5px 9px; }
.btn-block { width: 100%; margin-top: 4px; padding: 9px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

input[type=text], input[type=email], input[type=password], input[type=url],
input[type=date], input[type=number], input[type=search], select, textarea {
  font: inherit; font-size: 13px;
  padding: 7px 10px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  width: 100%;
  transition: border-color .12s, box-shadow .12s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: #7fa8a4;
  box-shadow: 0 0 0 3px rgba(31,95,91,.12);
}
textarea { resize: vertical; min-height: 78px; font-family: ui-monospace, 'Cascadia Code', Menlo, monospace; font-size: 12.5px; }
label.field { display: block; margin-bottom: 13px; }
label.field > span {
  display: block; font-size: 12.5px; font-weight: 550;
  color: var(--text-2); margin-bottom: 5px;
}
label.field > small { display: block; color: var(--text-3); font-size: 11.5px; margin-top: 4px; }

/* ---------------- cards ---------------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.card-pad { padding: 18px 20px; }
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 14px 20px;
  border-bottom: 1px solid var(--border);
}
.card-head h3 { font-size: 14px; }
.card-head p { color: var(--text-2); font-size: 12.5px; margin-top: 2px; }
.card-body { padding: 18px 20px; }

.grid { display: grid; gap: 16px; }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3-2 { grid-template-columns: 1.55fr 1fr; align-items: start; }

/* ---------------- stat cards ---------------- */
.stat { padding: 16px 18px; }
.stat-label {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 600; letter-spacing: .02em;
  text-transform: uppercase; color: var(--text-3);
}
.stat-value {
  font-size: 27px; font-weight: 680; letter-spacing: -.03em;
  margin-top: 6px; font-variant-numeric: tabular-nums;
}
.stat-value small { font-size: 14px; font-weight: 550; color: var(--text-3); letter-spacing: 0; }
.stat-foot { font-size: 12px; color: var(--text-2); margin-top: 2px; }
.stat-accent { border-top: 3px solid var(--brand); }
.stat-warn { border-top: 3px solid var(--warn); }
.stat-bad { border-top: 3px solid var(--bad); }

/* ---------------- progress ---------------- */
.bar {
  height: 7px; border-radius: 20px;
  background: #eef0f4; overflow: hidden;
}
.bar > span {
  display: block; height: 100%; border-radius: 20px;
  background: linear-gradient(90deg, #2c7a74, #4da79e);
  transition: width .4s ease;
}
.bar.warn > span { background: linear-gradient(90deg, #d38734, #e8b06a); }

.team-row {
  display: grid;
  grid-template-columns: 1fr 62px;
  gap: 4px 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
}
.team-row:last-child { border-bottom: none; }
.team-row .tname { font-size: 13px; font-weight: 550; }
.team-row .tmeta { grid-column: 1; font-size: 11.5px; color: var(--text-3); margin-top: -2px; }
.team-row .tcount {
  grid-column: 2; grid-row: 1 / span 2;
  text-align: right; font-size: 12.5px; font-weight: 600;
  color: var(--text-2); font-variant-numeric: tabular-nums;
  align-self: center;
}
.team-row .bar { grid-column: 1; }

/* ---------------- table ---------------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th {
  text-align: left;
  padding: 9px 16px;
  font-size: 11.5px; font-weight: 600;
  letter-spacing: .03em; text-transform: uppercase;
  color: var(--text-3);
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
tbody td { padding: 11px 16px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #fcfdfd; }
td.num { font-variant-numeric: tabular-nums; }
.person { display: flex; align-items: center; gap: 12px; min-width: 220px; }
.avatar {
  width: 32px; height: 32px; flex: 0 0 32px;
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 11.5px; font-weight: 650;
  background: var(--brand-soft); color: var(--brand-ink);
  letter-spacing: .02em;
}
.person .pname { font-weight: 550; line-height: 1.35; }
.person .pmeta { font-size: 11.5px; color: var(--text-3); }

/* ---------------- badges ---------------- */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11.5px; font-weight: 600;
  padding: 2px 8px; border-radius: 20px;
  white-space: nowrap;
}
.badge::before {
  content: ''; width: 5px; height: 5px; border-radius: 50%; background: currentColor;
}
.badge-ok { background: var(--ok-soft); color: var(--ok); }
.badge-pending { background: var(--warn-soft); color: var(--warn); }
.badge-late { background: var(--bad-soft); color: var(--bad); }
.badge-neutral { background: #eeeff2; color: var(--text-2); }
.badge-brand { background: var(--brand-soft); color: var(--brand-ink); }
.badge-no-dot::before { display: none; }

/* ---------------- toolbar ---------------- */
.toolbar {
  display: flex; gap: 8px; flex-wrap: wrap; align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.toolbar .grow { flex: 1; min-width: 180px; }
.toolbar input[type=search] { min-width: 200px; }
.toolbar select { width: auto; min-width: 130px; }
.seg {
  display: inline-flex; background: #f1f2f5;
  border-radius: var(--radius-sm); padding: 2px;
}
.seg button {
  font: inherit; font-size: 12.5px; font-weight: 550;
  padding: 5px 11px; border: none; background: transparent;
  border-radius: 5px; cursor: pointer; color: var(--text-2);
}
.seg button.on { background: var(--surface); color: var(--text); box-shadow: var(--shadow-sm); }

/* ---------------- empty / notice ---------------- */
.empty {
  text-align: center; padding: 46px 24px; color: var(--text-2);
}
.empty .eicon {
  width: 44px; height: 44px; margin: 0 auto 12px;
  border-radius: 12px; background: var(--brand-soft);
  color: var(--brand); padding: 11px;
}
.empty h3 { font-Size: 14.5px; color: var(--text); margin-bottom: 5px; }
.empty p { font-size: 13px; max-width: 440px; margin: 0 auto 16px; }

.notice {
  display: flex; gap: 11px;
  padding: 13px 15px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  line-height: 1.55;
  border: 1px solid;
}
.notice .nicon { width: 18px; height: 18px; flex: 0 0 18px; margin-top: 1px; }
.notice strong { display: block; margin-bottom: 2px; font-weight: 600; }
.notice-info { background: #eff4f9; border-color: #d5e2f0; color: #1a3a5c; }
.notice-warn { background: var(--warn-soft); border-color: #f5dcc0; color: #7a3c06; }
.notice-bad { background: var(--bad-soft); border-color: #f4cdc9; color: #7a1c13; }
.notice-ok { background: var(--ok-soft); border-color: #c7e9d6; color: #05543a; }

/* ---------------- code ---------------- */
.copybox {
  display: flex; align-items: stretch;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #fbfcfd;
}
.copybox code {
  flex: 1; min-width: 0;
  padding: 9px 11px;
  font-family: ui-monospace, 'Cascadia Code', Menlo, monospace;
  font-size: 12.5px;
  overflow-x: auto; white-space: nowrap;
  color: #223;
}
.copybox .btn { border: none; border-left: 1px solid var(--border); border-radius: 0; }

pre.code {
  margin: 0;
  background: #17211f;
  color: #d7e5e1;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-family: ui-monospace, 'Cascadia Code', Menlo, monospace;
  font-size: 12px;
  line-height: 1.65;
  overflow-x: auto;
}

/* ---------------- steps ---------------- */
.steps { counter-reset: step; display: flex; flex-direction: column; gap: 2px; }
.step {
  display: grid; grid-template-columns: 26px 1fr; gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--border);
}
.step:last-child { border-bottom: none; }
.step-num {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--brand-soft); color: var(--brand-ink);
  display: grid; place-items: center;
  font-size: 12px; font-weight: 650;
}
.step h4 { font-size: 13.5px; margin-bottom: 3px; }
.step p { font-size: 12.8px; color: var(--text-2); margin-bottom: 9px; }
.step p:last-child { margin-bottom: 0; }

/* ---------------- misc ---------------- */
.muted { color: var(--text-2); }
.tiny { font-size: 12px; }
.mono { font-family: ui-monospace, 'Cascadia Code', Menlo, monospace; }
.mt-8 { margin-top: 8px; } .mt-12 { margin-top: 12px; } .mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; } .mb-6 { margin-bottom: 6px; } .mb-12 { margin-bottom: 12px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.right { margin-left: auto; }
.split { display: flex; justify-content: space-between; align-items: center; gap: 12px; }

.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: #14201e; color: #fff;
  padding: 10px 18px; border-radius: 8px;
  font-size: 13px; font-weight: 500;
  box-shadow: 0 8px 30px rgba(0,0,0,.28);
  z-index: 100; max-width: 90vw;
}
.toast.err { background: #7a1c13; }

/* ---------------- modal ---------------- */
.modal-back {
  position: fixed; inset: 0; background: rgba(16,24,40,.42);
  backdrop-filter: blur(2px);
  display: grid; place-items: center; padding: 20px; z-index: 90;
  overflow-y: auto;
}
.modal {
  background: var(--surface); border-radius: 12px;
  width: min(520px, 100%);
  box-shadow: 0 24px 60px rgba(16,24,40,.3);
  max-height: 90vh; display: flex; flex-direction: column;
}
.modal.wide { width: min(720px, 100%); }
.modal-head {
  padding: 17px 22px; border-bottom: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
.modal-head h3 { font-size: 15px; }
.modal-body { padding: 20px 22px; overflow-y: auto; }
.modal-foot {
  padding: 14px 22px; border-top: 1px solid var(--border);
  display: flex; justify-content: flex-end; gap: 8px;
  background: var(--surface-2);
  border-radius: 0 0 12px 12px;
}
.icon-btn {
  width: 28px; height: 28px; padding: 6px;
  border: none; background: transparent; color: var(--text-3);
  border-radius: 6px; cursor: pointer;
}
.icon-btn:hover { background: var(--surface-2); color: var(--text); }

/* ---------------- import zone ---------------- */
.dropzone {
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius);
  padding: 26px 20px;
  text-align: center;
  background: var(--surface-2);
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.dropzone:hover, .dropzone.over { border-color: var(--brand); background: var(--brand-soft); }
.dropzone .dicon { width: 30px; height: 30px; margin: 0 auto 9px; color: var(--brand); }
.dropzone strong { display: block; font-size: 13.5px; margin-bottom: 2px; }
.dropzone small { color: var(--text-3); font-size: 12px; }

/* ---------------- activity ---------------- */
.feed { display: flex; flex-direction: column; }
.feed-item {
  display: grid; grid-template-columns: 8px 1fr;
  gap: 12px; padding: 9px 0;
  border-bottom: 1px solid var(--border);
  font-size: 12.5px;
}
.feed-item:last-child { border-bottom: none; }
.feed-dot { width: 7px; height: 7px; border-radius: 50%; background: #c9ced8; margin-top: 6px; }
.feed-dot.ok { background: #4da79e; }
.feed-dot.warn { background: #e0a458; }
.feed-dot.bad { background: #e0796c; }
.feed-body { min-width: 0; }
.feed-body .fmain { color: var(--text); }
.feed-body .ftime { color: var(--text-3); font-size: 11.5px; margin-top: 1px; }

/* ---------------- responsive ---------------- */
@media (max-width: 1080px) {
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  #shell { flex-direction: column; }
  .sidebar {
    width: 100%; flex: none; height: auto; position: static;
    border-right: none; border-bottom: 1px solid var(--border);
  }
  .nav {
    flex-direction: row; overflow-x: auto; padding: 8px 10px;
    border-top: 1px solid var(--border); gap: 4px;
  }
  .nav a { white-space: nowrap; padding: 7px 10px; }
  .nav a i { display: none; }
  .sidebar-foot { display: none; }
  .brand { padding: 13px 16px; border-bottom: none; }
  .view { padding: 18px 16px 60px; }
  .topbar { padding: 16px; position: static; }
  .grid-2, .grid-4 { grid-template-columns: 1fr; }
}
@media print {
  .sidebar, .topbar-actions, .toolbar, .nav { display: none !important; }
  .view { padding: 0; }
  .card { box-shadow: none; }
}