/* Light working area inside a warm-black frame (header + sidebar), after the INVERS manual's warm monochrome.
   Buttons are black; the only hues are the four stage colors (ocre, oliva, violeta, petróleo) and the states
   (green "entregada", red "vencida"). No blue, no gradients, no glows. */
:root {
  --bg: #FAFAF9;
  --surface: #FFFFFF;
  --surface-2: #F6F5F3;
  --surface-3: #EEECE9;
  --line: #E7E5E1;
  --line-2: #D6D3CE;
  --text: #1A1613;
  --text-2: #57514B;
  --text-3: #7A736C;
  --navy: #0B0907;
  --navy-line: rgba(255, 255, 255, .08);
  --on-navy: #F5F4F2;
  --on-navy-2: #ABA49C;
  --on-navy-3: #7C756D;
  --primary: #1A1613;
  --primary-hover: #000000;
  --primary-soft: #EEECE9;
  --ok: #15803D;
  --ok-soft: #E6F4EA;
  --ok-on-navy: #7DD9A0;
  --late: #B91C1C;
  --late-soft: #FBEAEA;
  --late-on-navy: #FCA5A5;
  --warn: #92400E;
  --danger: #B91C1C;
  --danger-soft: #FBEAEA;
  --c: #78716C; --c-ink: #57514B; --c-soft: #EEECE9; --c-on: #ABA49C;
  --sans: "Geist", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --top: 60px;
  color-scheme: light;
}

/* Step hues: --c fills, --c-ink text on white, --c-soft tints, --c-on text on black. */
.s-fase1   { --c: #B45309; --c-ink: #92400E; --c-soft: #FBF0E1; --c-on: #F2B36B; }
.s-parte_a { --c: #4D7C0F; --c-ink: #3F6212; --c-soft: #EEF4E0; --c-on: #A9D46A; }
.s-parte_b { --c: #7C3AED; --c-ink: #6D28D9; --c-soft: #F0E9FE; --c-on: #C4A8FA; }
.s-cierre  { --c: #0F766E; --c-ink: #115E59; --c-soft: #E0F2EF; --c-on: #6AD3C4; }

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { min-height: 100%; }
body {
  margin: 0;
  color: var(--text);
  font: 15px/1.6 var(--sans);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font: inherit; color: inherit; }
a { color: inherit; }
::selection { background: #E7E5E1; }

button, .btn {
  cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 1px solid var(--line-2);
  background: var(--surface);
  color: var(--text);
  border-radius: 8px;
  padding: 7px 14px;
  font-size: 14px; font-weight: 500;
  text-decoration: none;
  transition: background .15s, border-color .15s;
}
button:hover, .btn:hover { background: var(--surface-2); border-color: #BDB7AF; }
button.primary, .btn.primary { border: 1px solid var(--primary); background: var(--primary); color: #fff; font-weight: 600; }
button.primary:hover, .btn.primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
button.ghost { border-color: transparent; background: transparent; color: var(--text-2); }
button.ghost:hover { color: var(--text); background: var(--surface-3); }
button:disabled { opacity: .45; cursor: default; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 6px; }
label { font-size: 13px; font-weight: 500; color: var(--text-2); }
.eyebrow { font-size: 13px; font-weight: 600; color: var(--primary); }
.eyebrow[class*=" s-"] { color: var(--c-ink); }
.muted { color: var(--text-2); }
.mono { font-family: var(--mono); }

/* Header (navy) */
.top {
  position: sticky; top: 0; z-index: 10;
  height: var(--top);
  display: flex; align-items: center; gap: 16px;
  padding: 0 20px;
  background: var(--navy);
  border-bottom: 1px solid var(--navy-line);
  color: var(--on-navy);
}
.brand { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.brand img { height: 20px; width: auto; display: block; }
.brand span { font-size: 14px; color: var(--on-navy-2); padding-left: 14px; border-left: 1px solid rgba(255, 255, 255, .18); }
.spacer { flex: 1; }
.who { font-size: 14px; color: var(--on-navy-2); }
.top button.ghost { color: var(--on-navy-2); }
.top button.ghost:hover { color: #fff; background: rgba(255, 255, 255, .08); }
.top :focus-visible { outline-color: #E7E5E1; }
.clock {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; padding: 5px 12px; border-radius: 999px;
  background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12); color: var(--on-navy-2);
  white-space: nowrap;
}
.clock strong { color: #fff; font-weight: 600; font-variant-numeric: tabular-nums; }
.clock.soon { border-color: rgba(255, 158, 179, .5); }
.clock.soon strong { color: var(--late-on-navy); }
.clock.done strong { color: var(--ok-on-navy); }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: #E7E5E1; flex: none; animation: pulse 2.4s infinite; }
.clock.done .pulse { background: var(--ok-on-navy); animation: none; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

/* Layout */
.shell { display: grid; grid-template-columns: 300px minmax(0, 1fr); min-height: calc(100vh - var(--top)); }
.shell:has(> .side:not([hidden])) { background: linear-gradient(90deg, var(--navy) 300px, transparent 300px); }
.shell.full { grid-template-columns: minmax(0, 1fr); }
.side {
  padding: 18px 14px 32px;
  background: var(--navy);
  color: var(--on-navy);
  position: sticky; top: var(--top); align-self: start; height: calc(100vh - var(--top)); overflow-y: auto;
}
.side :focus-visible { outline-color: #E7E5E1; }
.main { padding: 36px 48px 80px; min-width: 0; outline: none; }
.loading { color: var(--text-3); }

.side-link {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 8px; text-decoration: none; font-size: 14px; color: var(--on-navy-2);
}
.side-link:hover { background: rgba(255, 255, 255, .06); color: #fff; }
.side-link[aria-current="page"] { background: rgba(255, 255, 255, .1); color: #fff; }
.side-sep { height: 1px; background: var(--navy-line); margin: 12px 4px 14px; }

/* Step node (shared). Light-area version first, navy overrides under .side. */
.node {
  width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center; flex: none;
  font: 600 13px/1 var(--sans);
  background: var(--surface-3); border: 1px solid var(--line-2); color: var(--text-3);
  position: relative; z-index: 1;
}
.node svg { width: 14px; height: 14px; }
.is-en_curso .node { background: var(--c); border-color: var(--c); color: #fff; box-shadow: 0 0 0 4px var(--c-soft); }
.is-entregada .node { background: var(--c-soft); border-color: color-mix(in srgb, var(--c) 45%, transparent); color: var(--c-ink); }
.is-vencida .node { background: var(--late-soft); border-color: color-mix(in srgb, var(--late) 40%, transparent); color: var(--late); }
.is-bloqueada .node { background: var(--surface); border-style: dashed; }

/* Stepper (sidebar, on navy) */
.stepper { list-style: none; margin: 0; padding: 0; }
.stepper > li { position: relative; padding-bottom: 6px; }
.stepper > li:not(:last-child)::before {
  content: ""; position: absolute; left: 23px; top: 40px; bottom: -2px; width: 2px; border-radius: 2px; background: rgba(255, 255, 255, .12);
}
.stepper > li.is-entregada::before, .stepper > li.is-vencida::before { background: color-mix(in srgb, var(--c-on) 55%, transparent); }
.step-head {
  width: 100%; display: grid; grid-template-columns: 28px 1fr auto; align-items: center; gap: 12px;
  padding: 6px 8px 6px 9px; border: 0; background: transparent; border-radius: 10px; text-align: left;
  font-weight: 400; color: inherit;
}
.step-head:hover { background: rgba(255, 255, 255, .06); border: 0; }
.side .node { background: transparent; border: 1px solid rgba(255, 255, 255, .18); color: var(--on-navy-3); }
.side .is-en_curso .node { background: var(--c); border-color: var(--c); color: #fff; box-shadow: 0 0 0 4px color-mix(in srgb, var(--c) 28%, transparent); }
.side .is-entregada .node, .side .is-eval .node { background: color-mix(in srgb, var(--c) 24%, transparent); border-color: color-mix(in srgb, var(--c-on) 50%, transparent); color: var(--c-on); }
.side .is-vencida .node { background: color-mix(in srgb, var(--c) 18%, transparent); border-color: color-mix(in srgb, var(--late-on-navy) 50%, transparent); color: var(--late-on-navy); }
.side .is-bloqueada .node { border-style: dashed; }
.step-txt { display: grid; line-height: 1.3; min-width: 0; }
.step-label { font-size: 12px; font-weight: 600; color: var(--c-ink); }
.side .step-label { color: var(--c-on); }
.side .is-bloqueada .step-label { color: var(--on-navy-3); font-weight: 500; }
.step-title { font-size: 14px; font-weight: 600; color: var(--on-navy); }
.is-bloqueada .step-title { color: var(--on-navy-3); font-weight: 500; }
.step-meta { font-size: 12px; color: var(--on-navy-3); text-align: right; font-variant-numeric: tabular-nums; }
.is-en_curso .step-meta { color: var(--c-on); font-weight: 600; }
.is-entregada .step-meta { color: var(--ok-on-navy); }
.is-vencida .step-meta { color: var(--late-on-navy); }
.step-body { padding: 4px 0 10px 44px; }
.step-body[hidden] { display: none; }
.step-group { font-size: 12px; color: var(--on-navy-3); margin: 10px 0 2px 10px; }
.step-body a {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 10px; border-radius: 7px; text-decoration: none; font-size: 14px; color: var(--on-navy-2);
}
.step-body a:hover { background: rgba(255, 255, 255, .06); color: #fff; }
.step-body a[aria-current="page"] { background: color-mix(in srgb, var(--c) 26%, transparent); color: #fff; box-shadow: inset 2px 0 0 var(--c-on); }
.step-body a.submit-link { margin-top: 8px; color: #fff; border: 1px dashed rgba(255, 255, 255, .24); }
.step-body a.submit-link.done { border-style: solid; border-color: color-mix(in srgb, var(--ok-on-navy) 40%, transparent); color: var(--ok-on-navy); }
.step-locked-note { font-size: 13px; color: var(--on-navy-3); padding: 2px 10px 6px; }

/* Notices */
.notice {
  border: 1px solid var(--line); background: var(--surface); border-radius: 10px;
  padding: 12px 16px; margin: 0 0 20px; font-size: 14px; color: var(--text-2);
}
.notice.ok { border-color: #BFE2CA; background: var(--ok-soft); color: #14532D; }
.notice.warn { border-color: #F1D3A1; background: #FDF4E4; color: #6B3D00; }
.notice.error { border-color: #F1C0C0; background: var(--danger-soft); color: #7F1D1D; }

/* Headings and reading */
.page-head { margin: 0 0 28px; max-width: 76ch; }
.page-head h1 { font: 650 32px/1.15 var(--sans); letter-spacing: -0.02em; margin: 6px 0 10px; }
.page-head p { margin: 0; color: var(--text-2); }
.prose { max-width: 76ch; }
.prose h1 { font: 650 32px/1.15 var(--sans); letter-spacing: -0.02em; margin: 0 0 18px; }
.prose h2 { font: 600 23px/1.25 var(--sans); letter-spacing: -0.01em; margin: 44px 0 12px; }
.prose h3 { font: 600 18px/1.3 var(--sans); margin: 30px 0 8px; }
.prose h4 { font: 600 15px/1.3 var(--sans); margin: 22px 0 6px; }
.prose p, .prose li { color: #2E2925; }
.prose strong { color: var(--text); font-weight: 600; }
.prose a { color: var(--primary); }
.prose blockquote { margin: 18px 0; padding: 10px 16px; border-left: 3px solid var(--primary); background: var(--primary-soft); border-radius: 0 8px 8px 0; }
.prose blockquote p { margin: 0; }
.prose code { font: 13px var(--mono); background: var(--surface-3); padding: 1px 6px; border-radius: 5px; color: #2E2925; }
.prose pre { background: var(--surface-2); border: 1px solid var(--line); border-radius: 10px; padding: 16px; overflow-x: auto; }
.prose pre code { background: none; padding: 0; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 36px 0; }
.prose table, table.data { border-collapse: collapse; width: 100%; margin: 18px 0; font-size: 14px; display: block; overflow-x: auto; }
.prose th, .prose td, table.data th, table.data td { border-bottom: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
.prose th, table.data th { font-size: 12px; font-weight: 600; color: var(--text-3); background: var(--surface-2); }
table.data { display: table; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; border-collapse: separate; border-spacing: 0; }
table.data tr:last-child td { border-bottom: 0; }
table.data tr.link { cursor: pointer; }
table.data tr.link:hover td { background: var(--surface-2); }

/* Home: greeting, track and step cards */
.hello { margin: 0 0 28px; }
.hello h1 { font: 650 36px/1.1 var(--sans); letter-spacing: -0.025em; margin: 0 0 10px; }
.hello p { margin: 0; color: var(--text-2); font-size: 16px; max-width: 64ch; }
.hello p strong { color: var(--text); font-weight: 600; }

.track-card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 22px 22px 18px; margin: 0 0 32px; }
.track { display: flex; gap: 6px; }
.seg { min-width: 0; display: grid; gap: 10px; }
.seg-cap { display: flex; justify-content: space-between; gap: 8px; font-size: 13px; color: var(--text-3); white-space: nowrap; overflow: hidden; }
.seg-cap span { flex: none; }
.seg-cap b { font-weight: 600; color: var(--c-ink); overflow: hidden; text-overflow: ellipsis; }
.seg-bar { position: relative; height: 12px; border-radius: 999px; background: var(--c-soft); }
.seg.is-bloqueada .seg-bar { background: repeating-linear-gradient(90deg, var(--c-soft) 0 10px, color-mix(in srgb, var(--c-soft) 55%, #fff) 10px 14px); }
.seg-fill { position: absolute; inset: 0 auto 0 0; border-radius: inherit; }
.is-entregada .seg-fill { width: 100%; background: var(--c); }
.is-vencida .seg-fill { width: 100%; background: repeating-linear-gradient(135deg, var(--c) 0 5px, color-mix(in srgb, var(--c) 45%, #fff) 5px 10px); }
.is-en_curso .seg-bar { box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--c) 35%, transparent); }
.is-en_curso .seg-fill { background: var(--c); }
.is-en_curso .seg-fill::after {
  content: ""; position: absolute; right: -7px; top: 50%; width: 16px; height: 16px; margin-top: -8px;
  border-radius: 50%; background: #fff; border: 3px solid var(--c); box-sizing: border-box;
}
.seg-dates { font-size: 12px; color: var(--text-3); font-variant-numeric: tabular-nums; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.is-en_curso .seg-dates { color: var(--c-ink); font-weight: 600; }
.is-entregada .seg-dates { color: var(--ok); }
.is-vencida .seg-dates { color: var(--late); }
.track-legend { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--line); font-size: 13px; color: var(--text-3); }
.track-legend span { display: inline-flex; align-items: center; gap: 7px; }
.track-legend i { width: 18px; height: 10px; border-radius: 999px; display: inline-block; background: var(--surface-3); }
.track-legend .lg-run { background: linear-gradient(90deg, var(--text-2) 0 55%, var(--surface-3) 55%); }
.track-legend .lg-done { background: var(--text-2); }
.track-legend .lg-late { background: repeating-linear-gradient(135deg, var(--text-2) 0 3px, #CFCAC3 3px 6px); }
.track-legend .lg-lock { background: repeating-linear-gradient(90deg, var(--surface-3) 0 5px, #FAFAF9 5px 7px); box-shadow: inset 0 0 0 1px var(--line); }

.steps-grid { list-style: none; margin: 0 0 32px; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.step-card {
  position: relative; display: flex; flex-direction: column; gap: 10px;
  background: var(--surface); border: 1px solid var(--line); border-top: 4px solid var(--c); border-radius: 12px; padding: 16px 18px 18px;
}
.step-card.is-en_curso { border-color: color-mix(in srgb, var(--c) 45%, transparent); border-top-color: var(--c); background: linear-gradient(180deg, var(--c-soft), var(--surface) 45%); }
.step-card.is-bloqueada { background: var(--surface-2); border-top-color: color-mix(in srgb, var(--c) 40%, #fff); }
.step-card .row1 { display: flex; align-items: center; gap: 10px; }
.step-card .row1 .step-label { font-size: 13px; }
.step-card h2 { font: 600 18px/1.25 var(--sans); letter-spacing: -0.01em; margin: 0; }
.step-card.is-bloqueada h2 { color: var(--text-2); }
.step-card p { margin: 0; font-size: 14px; color: var(--text-2); }
.facts { display: flex; gap: 8px; flex-wrap: wrap; }
.fact { font-size: 12px; padding: 3px 9px; border-radius: 999px; background: var(--c-soft); color: var(--c-ink); white-space: nowrap; }
.fact b { font-weight: 600; }
.deliv { margin: 0; padding: 0; list-style: none; font-size: 13px; color: var(--text-2); display: grid; gap: 3px; }
.deliv li::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 2px; background: var(--c); margin: 0 8px 2px 2px; }
.step-card .foot { margin-top: auto; padding-top: 12px; border-top: 1px solid var(--line); font-size: 13px; color: var(--text-3); display: grid; gap: 10px; }
.step-card.is-en_curso .foot { color: var(--c-ink); font-weight: 500; }
.step-card.is-entregada .foot { color: var(--ok); }
.step-card.is-vencida .foot { color: var(--late); }
.step-card .foot .btn { justify-self: start; }
.step-card .foot .btn.primary { background: var(--c); border-color: var(--c); }
.step-card .foot .btn.primary:hover { background: var(--c-ink); border-color: var(--c-ink); }

.rules { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin: 0; padding: 0; list-style: none; }
.rules li { padding: 16px 18px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface); font-size: 14px; color: var(--text-2); }
.rules li strong { display: block; color: var(--text); font-weight: 600; margin-bottom: 4px; }
.section-title { font: 600 16px/1.3 var(--sans); color: var(--text); margin: 0 0 14px; }

/* Editor */
.editor-bar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.editor-bar .status { font: 12px var(--mono); color: var(--text-3); margin-left: auto; }
.editor-bar .status.error { color: var(--danger); }
.editor-bar a { color: var(--primary); text-decoration: none; font-size: 14px; }
textarea.doc {
  width: 100%; min-height: 64vh; resize: vertical;
  border: 1px solid var(--line-2); border-radius: 12px; padding: 18px;
  background: var(--surface); font: 13px/1.65 var(--mono); tab-size: 2; color: var(--text);
}
textarea.doc:focus, input.url:focus, .composer textarea:focus, .login input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
textarea.doc[readonly] { color: var(--text-2); background: var(--surface-2); }
input.url {
  width: 100%; max-width: 680px; border: 1px solid var(--line-2); border-radius: 10px;
  padding: 11px 14px; background: var(--surface); font: 14px var(--mono);
}

/* Submit view */
.submit-box { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 20px; padding: 18px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface); }
.submit-box p { margin: 0; flex: 1 1 320px; font-size: 14px; color: var(--text-2); }

/* Chat */
.chat-wrap { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: var(--surface); }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 20px; align-items: start; }
.chat { display: flex; flex-direction: column; height: calc(100vh - 300px); min-height: 460px; }
.chat .bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 10px 14px; border-bottom: 1px solid var(--line); }
.chat .bar .title { font-weight: 600; margin-right: auto; display: inline-flex; align-items: center; gap: 8px; }
.chat .bar .title::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--ok); }
.chat .bar button { padding: 5px 10px; font-size: 13px; }
.chat .bar .conv-pick { max-width: 260px; padding: 5px 8px; font: 12px var(--mono); border: 1px solid var(--line-2); border-radius: 8px; background: var(--surface); color: var(--text); }
.chat .conv { font: 11px var(--mono); color: var(--text-3); }
.messages { flex: 1; overflow-y: auto; padding: 18px; display: flex; flex-direction: column; gap: 12px; background: var(--surface-2); }
.empty { margin: auto; text-align: center; color: var(--text-3); max-width: 38ch; }
.msg { display: flex; flex-direction: column; max-width: 82%; gap: 4px; }
.msg.user { align-self: flex-end; align-items: flex-end; }
.msg.assistant { align-self: flex-start; }
.bubble { padding: 9px 13px; border-radius: 14px; white-space: pre-wrap; overflow-wrap: anywhere; font-size: 14px; }
.user .bubble { background: var(--primary); color: #fff; border-bottom-right-radius: 4px; }
.assistant .bubble { background: var(--surface); border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.error .bubble { background: var(--danger-soft); color: #7F1D1D; border: 1px solid #F1C0C0; }
.typing .bubble { color: var(--text-3); }
.meta { display: flex; flex-wrap: wrap; gap: 6px; font: 11px var(--mono); color: var(--text-3); }
.chip { background: var(--surface-3); padding: 1px 7px; border-radius: 5px; color: var(--text-2); }
.composer { display: flex; gap: 8px; padding: 12px 14px; border-top: 1px solid var(--line); }
.composer textarea {
  flex: 1; resize: none; min-height: 42px; max-height: 160px;
  border: 1px solid var(--line-2); border-radius: 10px; padding: 9px 12px; background: var(--surface);
}
.hint { font-size: 12px; color: var(--text-3); padding: 0 14px 10px; }

/* Range: the thumb sits exactly on both ends and the fill always ends under the thumb's center. */
.range { display: flex; align-items: center; gap: 8px; }
.range label { font-size: 12px; }
.range output { font: 12px var(--mono); width: 2.4em; font-variant-numeric: tabular-nums; }
input[type="range"] {
  --v: 0;
  -webkit-appearance: none; appearance: none;
  width: 110px; height: 16px; margin: 0; padding: 0; background: transparent; cursor: pointer;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 4px; border-radius: 2px;
  background: linear-gradient(to right, var(--primary) 0 calc(8px + (100% - 16px) * var(--v)), var(--line-2) 0);
}
input[type="range"]::-moz-range-track {
  height: 4px; border-radius: 2px;
  background: linear-gradient(to right, var(--primary) 0 calc(8px + (100% - 16px) * var(--v)), var(--line-2) 0);
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 16px; height: 16px; margin-top: -6px; border-radius: 50%;
  background: #fff; border: 2px solid var(--primary);
}
input[type="range"]::-moz-range-thumb {
  width: 12px; height: 12px; border-radius: 50%; background: #fff; border: 2px solid var(--primary);
}

/* Tabs */
.tabs { display: inline-flex; gap: 4px; padding: 4px; margin-bottom: 16px; flex-wrap: wrap; background: var(--surface-3); border-radius: 10px; }
.tabs button { border: 0; border-radius: 7px; background: transparent; color: var(--text-2); padding: 6px 12px; font-size: 13px; }
.tabs button:hover { background: rgba(255, 255, 255, .6); }
.tabs button[aria-selected="true"] { color: var(--text); background: var(--surface); box-shadow: 0 1px 2px rgba(15, 27, 45, .08); font-weight: 600; }

/* Evaluator */
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; font-size: 14px; margin: 0 0 22px; }
.kv dt { color: var(--text-3); }
.kv dd { margin: 0; }
.mini-track { display: flex; gap: 3px; width: 120px; }
.mini-track span { height: 6px; border-radius: 3px; background: var(--surface-3); }
.mini-track .is-entregada { background: var(--ok); }
.mini-track .is-vencida { background: var(--late); }
.mini-track .is-en_curso { background: var(--primary); }
pre.raw {
  white-space: pre-wrap; overflow-wrap: anywhere; background: var(--surface-2); border: 1px solid var(--line);
  border-radius: 10px; padding: 14px; font: 12px/1.6 var(--mono); max-height: 60vh; overflow-y: auto; color: #2E2925;
}
details.block { border: 1px solid var(--line); border-radius: 10px; background: var(--surface); margin: 0 0 10px; }
details.block > summary { cursor: pointer; padding: 11px 14px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
details.block > div { padding: 0 14px 14px; }
.turn { border-top: 1px solid var(--line); padding: 10px 0; display: grid; gap: 4px; font-size: 14px; }
.turn .who-u { font: 11px var(--mono); color: var(--text-3); }
h2.group { font: 600 18px/1.3 var(--sans); margin: 28px 0 12px; }
select { background: var(--surface); border: 1px solid var(--line-2); border-radius: 8px; padding: 6px 10px; }

/* Tracking (evaluator and admin) */
.head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 4px; }
.head-row .page-head { margin-bottom: 20px; }
.head-row > button, .head-row > .actions { margin-bottom: 24px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
button.danger { color: var(--danger); border-color: #EBB5B5; background: var(--surface); }
button.danger:hover { background: var(--danger-soft); border-color: #E09A9A; }
.back { color: var(--text-2); text-decoration: none; font-size: 14px; }
.back:hover { color: var(--text); }
.filters { display: flex; gap: 6px; flex-wrap: wrap; margin: 0 0 16px; }
.filter { border-radius: 999px; padding: 5px 12px; font-size: 13px; color: var(--text-2); background: var(--surface); }
.filter .count { font-size: 12px; color: var(--text-3); font-variant-numeric: tabular-nums; }
.filter[aria-pressed="true"], .filter[aria-pressed="true"]:hover { background: var(--navy); color: #fff; border-color: var(--navy); }
.filter[aria-pressed="true"] .count { color: var(--on-navy-2); }
.table-scroll { overflow-x: auto; border-radius: 12px; }
.track-card .table-scroll { margin-top: 18px; }
.track-card table.data { margin: 0; }
table.tracking { min-width: 980px; margin: 0; }
table.tracking td { vertical-align: middle; }
table.tracking tr.revoked td { opacity: .5; }
th.step-th { box-shadow: inset 0 3px 0 var(--c); color: var(--c-ink); }
td .cell-sub { display: block; }
td .cell-main { display: flex; }
.cell-main { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; color: var(--text); white-space: nowrap; }
.cell-sub { font-size: 12px; color: var(--text-3); white-space: nowrap; font-variant-numeric: tabular-nums; }
.who-cell strong { display: block; }
.step-name { color: var(--c-ink); }
.cell .dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex: none; background: var(--line-2); }
.cell.is-en_curso .dot { background: var(--c); box-shadow: 0 0 0 3px var(--c-soft); }
.cell.is-en_curso .cell-main { color: var(--c-ink); font-weight: 600; }
.cell.is-entregada .dot { background: var(--ok); }
.cell.is-entregada .cell-main { color: var(--ok); }
.cell.is-vencida .dot { background: var(--late); }
.cell.is-vencida .cell-main { color: var(--late); }
.cell.is-bloqueada .cell-main { color: var(--text-3); }

/* Admin dialogs */
.form { display: grid; gap: 8px; }
.form p { margin: 0 0 8px; }
.form label { margin-top: 6px; }
.form input, .form select, .modal .mail-subject {
  width: 100%; border: 1px solid var(--line-2); border-radius: 10px; padding: 10px 12px; background: var(--surface);
}
.form input:focus, .form select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.form-error { color: var(--danger); font-size: 14px; min-height: 1em; margin: 4px 0 0 !important; }
.code-box { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 16px; margin: 14px 0 8px; border-radius: 12px; background: var(--primary-soft); border: 1px solid var(--line-2); }
.code-box code { font: 600 22px/1.2 var(--mono); letter-spacing: .04em; color: var(--text); overflow-wrap: anywhere; }
.warn-line { font-size: 13px; color: var(--warn) !important; margin: 0 0 16px; }
.modal label { display: block; margin-bottom: 6px; }
.modal .mail-subject { font-size: 13px; margin-bottom: 8px; color: var(--text-2); }
.modal textarea.mail-body { height: 220px; font: 13px/1.55 var(--sans); color: var(--text-2); }
.modal .row { flex-wrap: wrap; }

/* Login */
.login { max-width: 460px; margin: 8vh auto 0; }
.login-card { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 30px; box-shadow: 0 24px 60px -32px rgba(14, 26, 47, .35); }
.login img { height: 26px; display: block; margin-bottom: 26px; }
.login h1 { font: 650 30px/1.1 var(--sans); letter-spacing: -0.025em; margin: 0 0 10px; }
.login p { color: var(--text-2); margin: 0; }
.login form { display: grid; gap: 10px; margin-top: 24px; }
.login input { border: 1px solid var(--line-2); border-radius: 10px; padding: 11px 14px; background: var(--surface); font: 14px var(--mono); }
.login .primary { padding: 11px 14px; }
.login-steps { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--line); }
.login-steps .track { margin-top: 12px; }
.login-steps .seg-cap { font-size: 12px; }
.login-steps .seg .seg-bar { background: var(--c); }

/* Dialogs */
dialog {
  width: min(600px, calc(100% - 32px));
  border: 1px solid var(--line); border-radius: 16px;
  background: var(--surface); color: var(--text); padding: 24px;
  box-shadow: 0 30px 80px -24px rgba(14, 26, 47, .45);
}
dialog::backdrop { background: rgba(14, 26, 47, .45); backdrop-filter: blur(3px); }
dialog h2 { font: 650 21px/1.25 var(--sans); letter-spacing: -0.01em; margin: 0 0 10px; }
dialog p { color: var(--text-2); }
dialog textarea { width: 100%; height: 50vh; font: 12px/1.5 var(--mono); border: 1px solid var(--line-2); border-radius: 10px; padding: 12px; background: var(--surface-2); }
dialog .row { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }

@media (max-width: 1280px) {
  .steps-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 960px) {
  .shell { grid-template-columns: 1fr; }
  .shell:has(> .side:not([hidden])) { background: none; }
  .side { position: static; height: auto; }
  .main { padding: 24px 16px 56px; }
  .split { grid-template-columns: 1fr; }
  .msg { max-width: 92%; }
  .brand span, .who { display: none; }
  .rules { grid-template-columns: 1fr; }
  .hello h1 { font-size: 28px; }
}
@media (max-width: 640px) {
  .top { padding: 0 16px; gap: 10px; }
  .steps-grid { grid-template-columns: 1fr; }
  .track { flex-direction: column; gap: 14px; }
  .seg { flex-grow: 0 !important; }
  .clock span.label { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
  .pulse { animation: none; }
}

/* API access (Parte A) */
.access { display: grid; gap: 10px; padding: 18px 20px; margin-bottom: 28px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; max-width: 860px; }
.access-row { display: grid; grid-template-columns: 90px minmax(0, 1fr) auto; align-items: center; gap: 12px; }
.access-label { font-size: 13px; color: var(--text-3); }
.access-value { font: 13px var(--mono); padding: 8px 10px; background: var(--surface-2); border: 1px solid var(--line); border-radius: 8px; overflow-wrap: anywhere; }
.access-row button { padding: 6px 12px; font-size: 13px; }
.facts-list { padding-left: 18px; color: var(--text-2); line-height: 1.7; max-width: 760px; }
@media (max-width: 640px) { .access-row { grid-template-columns: 1fr auto; } .access-label { grid-column: 1 / -1; } }
.chat .simulate { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; padding: 0 14px 10px; font-size: 12px; color: var(--text-3); }
.chat .simulate button { padding: 4px 10px; font-size: 12px; }