:root {
  --color-bg: #f7f9fc;
  --color-surface: #ffffff;
  --color-border: #d9dce1;
  --color-text: #1f2430;
  --color-muted: #667085;
  --color-primary: #0D2B52;
  --color-primary-dark: #08203D;
  --color-accent: #F7B63F;
  --color-success: #1e7a3c;
  --color-warning-bg: #fff4e5;
  --color-warning-border: #F7B63F;
  --color-danger: #b3261e;
  --radius: 8px;
  --gap: 16px;
}

* {
  box-sizing: border-box;
}

/* El atributo hidden siempre gana sobre cualquier display definido abajo
   (p. ej. #login-screen o .inline-form usan display:flex). */
[hidden] {
  display: none !important;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.4;
}

h1, h2, h3 {
  margin: 0 0 8px;
  color: var(--color-primary-dark);
}

code {
  background: #eceff2;
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 0.9em;
}

/* ---------- screens ---------- */

.screen {
  min-height: 100vh;
}

#login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  padding: 24px;
  background: linear-gradient(135deg, #08203D 0%, #0D2B52 55%, #173e6e 100%);
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

.login-card {
  border-top: 5px solid var(--color-accent);
}

.login-logo {
  width: 110px;
  height: 110px;
  object-fit: cover;
  border-radius: 50%;
  margin: 0 auto 18px;
  display: block;
  background: var(--color-primary);
}

.demo-hint summary { cursor: pointer; color: var(--color-primary); font-weight: 600; }

.project-context {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 24px;
  background: #eef4fb;
  border-bottom: 1px solid #dbe7f5;
}

.checklist-summary {
  margin: 0 0 16px;
  padding: 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
}

.summary-stats { display: flex; flex-wrap: wrap; gap: 16px; color: var(--color-muted); margin-bottom: 12px; }
.summary-stats strong { color: var(--color-primary); font-size: 1.2rem; }
.next-step { background: var(--color-accent); color: #1f2430; font-weight: 700; }
.step-actionable { border-left: 4px solid var(--color-accent); box-shadow: 0 0 0 2px rgba(247,182,63,.22); }
.step-focused { animation: step-focus 1.8s ease-out; }
@keyframes step-focus { 0%, 100% { box-shadow: 0 0 0 2px rgba(247,182,63,.22); } 25% { box-shadow: 0 0 0 6px rgba(247,182,63,.72); } }
.step-blocked { opacity: .72; }

@media (max-width: 640px) {
  #login-screen { align-items: flex-start; padding: 16px; }
  .login-card { margin-top: 5vh; padding: 22px; }
  .app-header { flex-wrap: wrap; gap: 12px; padding: 12px 14px; }
  .tabs { overflow-x: auto; padding: 0 14px; white-space: nowrap; }
  .warning-banner, .project-context { padding-left: 14px; padding-right: 14px; }
  .project-context { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}

.login-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 6px 24px rgba(20, 40, 63, 0.08);
}

.subtitle {
  color: var(--color-muted);
  margin-top: 0;
  margin-bottom: 24px;
}

/* Formulario de login: etiqueta arriba, campo abajo */
#form-login {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

#form-login button {
  margin-top: 10px;
}

.demo-hint {
  margin-top: 24px;
  padding: 12px 14px;
  background: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  border-radius: var(--radius);
  font-size: 0.85rem;
}

.demo-hint ul {
  margin: 8px 0;
  padding-left: 20px;
}


.login-logo {
  display: block;
  width: min(100%, 260px);
  height: auto;
  margin: 0 auto 18px;
  border-radius: 8px;
}

.brand-logo {
  width: 54px;
  height: 54px;
  object-fit: cover;
  border-radius: 8px;
  background: var(--color-primary);
  margin-right: 12px;
  grid-row: span 2;
}

/* Logo a la izquierda; título arriba y subtítulo abajo */
.brand {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
}

/* ---------- header / nav ---------- */

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--color-primary);
  color: #fff;
  padding: 14px 24px;
}

.brand-title {
  font-weight: 700;
  font-size: 1.1rem;
  display: block;
}

.brand-subtitle {
  font-size: 0.8rem;
  opacity: 0.85;
}

.session-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.role-badge {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.warning-banner {
  background: var(--color-warning-bg);
  border-bottom: 1px solid var(--color-warning-border);
  color: #6b4400;
  padding: 10px 24px;
  font-size: 0.85rem;
}

.tabs {
  display: flex;
  gap: 4px;
  padding: 0 24px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.tab-btn {
  border: none;
  background: none;
  padding: 12px 16px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--color-muted);
  border-bottom: 3px solid transparent;
}

.tab-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.tab-btn.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  font-weight: 600;
}

/* ---------- trabajo dentro de cada paso ---------- */
.step-workspace {
  margin: 14px 0;
  padding: 12px;
  background: #f8fbff;
  border: 1px solid #dbe7f5;
  border-radius: var(--radius);
}

.step-workspace summary {
  cursor: pointer;
  color: var(--color-primary);
  font-weight: 600;
}

.step-workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 12px;
  margin-top: 12px;
}

.inline-step-form {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 10px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 6px;
}

.step-records {
  margin: 0;
  padding: 10px 10px 10px 26px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.85rem;
}

@media (max-width: 720px) {
  .step-workspace-grid { grid-template-columns: 1fr; }
}

/* ---------- panels / tabs ---------- */

.diagnostics-panel { display: flex; flex-wrap: wrap; gap: 10px 18px; margin: 10px auto; max-width: 980px; padding: 10px 14px; border: 1px solid var(--color-border); border-radius: 8px; background: #f7fafc; font-size: .85rem; }
.diagnostics-panel strong { color: var(--color-primary); }

.tab-panel {
  display: none;
  padding: 20px 24px 40px;
  max-width: 980px;
  margin: 0 auto;
}

.tab-panel.active {
  display: block;
}

/* Projects-first: the workflow panel is a real, visible view after opening. */
#tab-checklist.active {
  min-height: 420px;
  background: var(--color-surface);
  border-top: 4px solid var(--color-accent);
}

#pasos-checklist {
  display: grid;
  gap: 14px;
}

#pasos-checklist:empty::before {
  content: "Cargando el diagnóstico…";
  display: block;
  padding: 24px;
  color: var(--color-muted);
}

.proyecto-actual {
  color: var(--color-muted);
  margin-top: -4px;
}

.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: var(--gap);
}

.inline-form {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-end;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1 1 160px;
}

.field-wide {
  flex-basis: 100%;
}

label {
  font-size: 0.8rem;
  color: var(--color-muted);
}

input, select, textarea, button {
  font-family: inherit;
  font-size: 0.9rem;
}

input, select, textarea {
  padding: 8px 10px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: #fff;
}

button {
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 9px 16px;
  cursor: pointer;
}

button:hover {
  background: var(--color-primary-dark);
}

button.btn-secondary {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: #fff;
}

button.btn-small {
  padding: 5px 10px;
  font-size: 0.8rem;
}

button.btn-danger {
  background: var(--color-danger);
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.error-text {
  color: var(--color-danger);
  font-size: 0.85rem;
}

/* ---------- lists / cards ---------- */

.lista {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.empty-state {
  color: var(--color-muted);
  font-style: italic;
  padding: 8px 0;
}

.project-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #fff;
}

.project-card.selected {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

.project-card .meta {
  color: var(--color-muted);
  font-size: 0.8rem;
}

.step-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
  padding: 14px 16px;
}

.step-summary {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  padding: 8px 14px;
  margin-bottom: 6px;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.step-summary:hover { background: var(--color-bg); }
.step-summary-id { font-weight: 600; color: var(--color-muted); flex: 0 0 auto; }
.step-summary-nombre { flex: 1 1 auto; }
.step-summary-estado { flex: 0 0 auto; font-size: 0.8rem; color: var(--color-muted); }
.step-summary-cerrado .step-summary-id { color: var(--color-accent); }

.step-card header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 6px;
}

.step-title {
  font-weight: 600;
}

.step-doc {
  color: var(--color-muted);
  font-size: 0.8rem;
}

.step-theory p { white-space: pre-line; }
.phase-heading { margin: 28px 0 10px; border-bottom: 1px solid #d5dbe5; padding-bottom: 8px; }

#guide-admin form { display: grid; gap: 12px; margin: 18px 0; }
#guide-admin label { display: grid; gap: 5px; }
#guide-admin textarea { width: 100%; min-height: 60px; }
.step-tool details { margin-top: 8px; }

.estado-pill {
  display: inline-block;
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 600;
}

.estado-NO_INICIADO { background: #e7e9ee; color: #444; }
.estado-EN_PROGRESO { background: #dbe9ff; color: #14488f; }
.estado-EN_REVISION { background: #fff0cc; color: #8a5b00; }
.estado-BLOQUEADO { background: #ffe0e0; color: var(--color-danger); }
.estado-CERRADO { background: #dcf3e3; color: var(--color-success); }

.step-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 8px 0;
}

.step-row .field {
  flex: 1 1 180px;
}

.step-deps {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin: 4px 0;
}

.step-deps.blocked {
  color: var(--color-danger);
}

.step-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.evidence-progress {
  font-size: 0.8rem;
  margin: 4px 0;
  color: var(--color-muted);
}

.evidence-progress.complete {
  color: var(--color-success);
}

.record-item {
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 8px 10px;
  background: #fafbfc;
  font-size: 0.85rem;
}

.record-item .record-meta {
  color: var(--color-muted);
  font-size: 0.75rem;
}

.app-footer {
  text-align: center;
  color: var(--color-muted);
  font-size: 0.78rem;
  padding: 20px;
}

.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--color-primary-dark);
  color: #fff;
  padding: 10px 16px;
  border-radius: 6px;
  font-size: 0.85rem;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.toast.toast-error {
  background: var(--color-danger);
}