/* Application surfaces: activate, login, onboarding, portal, admin.
   Loaded on top of style.css and inheriting all of its tokens, so the signed-in
   product looks like the same instrument as the public datasheet pages. */

/* ---------------------------------------------------------- app chrome */

.app-bar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  padding: 22px 0 14px;
  border-bottom: 2px solid var(--ink);
  margin-bottom: 6px;
}
.app-bar .who {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .06em;
  text-transform: uppercase; color: var(--ink-3);
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
}
.app-bar .who a { color: var(--ink-2); text-decoration: none; }
.app-bar .who a:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

.tabs {
  display: flex; gap: 4px; flex-wrap: wrap;
  border-bottom: 1px solid var(--rule); margin: 0 0 34px;
}
.tabs button {
  appearance: none; background: none; border: 0;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  padding: 10px 14px; cursor: pointer;
  font-family: var(--sans); font-size: 14.5px; color: var(--ink-2);
}
.tabs button:hover { color: var(--ink); }
.tabs button[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--copper); font-weight: 650; }

.panel[hidden] { display: none; }

/* ------------------------------------------------------ centered card */

.auth {
  max-width: 460px; margin: 0 auto; padding-top: 8px;
}
.auth h1 { font-size: clamp(26px, 4vw, 32px); max-width: none; }
.auth .card {
  border: 1px solid var(--rule-2); border-top: 3px solid var(--ink);
  background: var(--paper-2); border-radius: 2px;
  padding: 26px 26px 24px; margin: 26px 0;
}

/* ----------------------------------------------------------- forms */

.field { margin-bottom: 18px; }
.field > label {
  display: block; font-size: 13.5px; font-weight: 650;
  margin-bottom: 6px; color: var(--ink);
}
.field .hint { display: block; font-size: 13px; color: var(--ink-2); margin-bottom: 8px; font-weight: 400; }

input[type="text"], input[type="email"], input[type="password"], input[type="search"], textarea, select {
  width: 100%; box-sizing: border-box;
  font-family: var(--sans); font-size: 15.5px; line-height: 1.5;
  color: var(--ink); background: var(--paper);
  border: 1px solid var(--rule-2); border-radius: 3px;
  padding: 10px 12px;
}
textarea { min-height: 96px; resize: vertical; }
input:focus-visible, textarea:focus-visible, select:focus-visible, button:focus-visible, a:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
input[aria-invalid="true"] { border-color: var(--warn); }

.btn {
  display: inline-block; background: var(--accent); color: var(--paper);
  border: 1px solid var(--accent); text-decoration: none;
  padding: 12px 24px; border-radius: 3px; cursor: pointer;
  font-family: var(--sans); font-weight: 600; font-size: 15px;
}
.btn:hover:not(:disabled) { filter: brightness(1.12); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.wide { width: 100%; }
.btn.ghost { background: transparent; color: var(--accent); }
.btn.ghost:hover:not(:disabled) { background: var(--paper-3); filter: none; }
.btn.small { padding: 8px 15px; font-size: 13.5px; }

.linkish {
  appearance: none; background: none; border: 0; padding: 0; cursor: pointer;
  color: var(--accent); font: inherit; font-size: 14.5px;
  text-decoration: underline; text-underline-offset: 2px;
}

/* --------------------------------------------------------- messages */

.msg {
  border-left: 2px solid var(--rule-2); padding: 10px 0 10px 14px;
  margin: 0 0 20px; font-size: 14.5px; color: var(--ink-2);
}
.msg[hidden] { display: none; }
.msg.error { border-left-color: var(--warn); color: var(--ink); }
.msg.good  { border-left-color: var(--good); color: var(--ink); }

.banner {
  border: 1px solid var(--good); border-left: 5px solid var(--good);
  background: var(--paper-2); border-radius: 3px;
  padding: 18px 22px; margin: 26px 0;
}
.banner h2 { margin: 0 0 6px; font-size: 21px; }
.banner p:last-child { margin-bottom: 0; }

/* ------------------------------------------------------ check grids */

fieldset.checks { border: 0; padding: 0; margin: 0 0 30px; }
fieldset.checks > legend {
  padding: 0; margin-bottom: 4px;
  font-family: var(--serif); font-size: 21px; font-weight: 600; letter-spacing: -.012em;
}
fieldset.checks .legend-note { font-size: 14.5px; color: var(--ink-2); margin: 0 0 14px; }

.checkgrid { display: grid; grid-template-columns: 1fr; gap: 1px; background: var(--rule);
             border: 1px solid var(--rule); border-radius: 3px; overflow: hidden; }
@media (min-width: 560px) { .checkgrid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 860px) { .checkgrid.three { grid-template-columns: repeat(3, 1fr); } }

.checkgrid label {
  display: flex; align-items: flex-start; gap: 10px;
  background: var(--paper); padding: 12px 14px;
  font-size: 14.5px; cursor: pointer;
}
.checkgrid label:hover { background: var(--paper-2); }
.checkgrid input { margin: 3px 0 0; flex: none; accent-color: var(--accent); width: 16px; height: 16px; }
.checkgrid label:has(input:checked) { background: var(--paper-3); font-weight: 600; }

/* free-text answer under a checkbox grid */
.writein { margin-top: 12px; }
.writein label {
  display: block; font-size: 13px; color: var(--ink-2); margin-bottom: 5px;
}
.writein input[type="text"] { font-size: 14.5px; padding: 9px 11px; }

/* ------------------------------------------------------------ KPIs */

.kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px;
        background: var(--rule); border: 1px solid var(--rule);
        margin: 0 0 34px; border-radius: 3px; overflow: hidden; }
@media (min-width: 700px)  { .kpis { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1000px) { .kpis { grid-template-columns: repeat(4, 1fr); } }

.kpi { background: var(--paper); padding: 16px; }
.kpi .n { font-family: var(--mono); font-size: 26px; font-weight: 600;
          letter-spacing: -.03em; line-height: 1; }
.kpi .l { font-size: 12.5px; line-height: 1.4; color: var(--ink-2); margin-top: 7px; }
.kpi.alert .n { color: var(--warn); }
.kpi.zero  .n { color: var(--ink-3); }

/* -------------------------------------------------------- data card */

.dataset {
  border: 1px solid var(--rule-2); border-left: 5px solid var(--accent);
  background: var(--paper-2); border-radius: 3px;
  padding: 20px 22px; margin: 0 0 20px;
}
.dataset .hd { display: flex; align-items: baseline; justify-content: space-between;
               gap: 12px; flex-wrap: wrap; margin-bottom: 4px; }
.dataset .nm { font-family: var(--serif); font-size: 20px; font-weight: 600; color: var(--accent); }
.dataset .facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 18px;
                  margin: 16px 0; }
@media (min-width: 640px) { .dataset .facts { grid-template-columns: repeat(4, 1fr); } }
.dataset .facts div span { display: block; font-size: 11.5px; letter-spacing: .06em;
                           text-transform: uppercase; color: var(--ink-3); font-family: var(--mono); }
.dataset .facts div strong { font-family: var(--mono); font-size: 16px; font-weight: 600; }

/* ------------------------------------------------------- bar rows */

.bars { margin: 0 0 8px; }
.bar-row { display: grid; grid-template-columns: 1fr auto; gap: 10px 14px;
           align-items: center; padding: 7px 0; border-bottom: 1px dotted var(--rule-2); }
.bar-row:last-child { border-bottom: 0; }
.bar-row .lbl { font-size: 14.5px; }
.bar-row .val { font-family: var(--mono); font-size: 13.5px; color: var(--ink-2); white-space: nowrap; }
.bar-row .track { grid-column: 1 / -1; height: 5px; background: var(--rule);
                  border-radius: 2px; overflow: hidden; }
.bar-row .track i { display: block; height: 100%; background: var(--copper); }

/* -------------------------------------------------------- utility */

.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin: 0 0 18px; }
.toolbar input[type="search"], .toolbar select { width: auto; min-width: 190px; }
.empty { border: 1px dashed var(--rule-2); border-radius: 3px; padding: 26px 22px;
         color: var(--ink-2); font-size: 14.5px; text-align: center; }
.loading { color: var(--ink-3); font-family: var(--mono); font-size: 12.5px;
           letter-spacing: .06em; text-transform: uppercase; padding: 22px 0; }
.right { text-align: right; }
.nowrap { white-space: nowrap; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.steps { counter-reset: step; list-style: none; padding-left: 0; }
.steps li {
  counter-increment: step; position: relative;
  padding-left: 42px; margin-bottom: 18px;
}
.steps li::before {
  content: counter(step); position: absolute; left: 0; top: 1px;
  width: 27px; height: 27px; border-radius: 50%;
  background: var(--accent); color: var(--paper);
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
}
details.faq { border-bottom: 1px solid var(--rule); padding: 14px 0; }
details.faq summary { cursor: pointer; font-weight: 650; font-size: 15.5px; list-style: none; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::before { content: "+ "; color: var(--copper); font-family: var(--mono); }
details.faq[open] summary::before { content: "\2212 "; }
details.faq p { margin: 12px 0 4px; color: var(--ink-2); font-size: 15px; }