/* Ardora Portal — design system (AYF-inspired) */
/* Fonts loaded via <link> in HTML: Plus Jakarta Sans (headings/nav/btns) + DM Sans (body) */

/* ── Tokens ─────────────────────────────────────────────── */
:root {
  /* Light surface */
  --c-bg:        #ffffff;
  --c-bg-alt:    #F8F8F8;
  --c-border:    #E2E2E2;
  --c-text:      #797C7F;
  --c-text-dark: #000000;

  /* Brand */
  --c-primary:   #25353d;
  --c-accent:    #7cb4e3;
  --c-accent-h:  #5a9fd4;

  /* Semantic */
  --c-success:   #22c55e;
  --c-warning:   #f59e0b;
  --c-error:     #ef4444;

  /* Dark sidebar */
  --c-dark-bg:      #000000;
  --c-dark-bg-h:    #141414;
  --c-dark-border:  #2A2A2A;
  --c-dark-bh:      #575757;
  --c-dark-text:    #96999F;
  --c-dark-heading: #ffffff;
  --c-dark-link:    #7cb4e3;

  /* Typography */
  --font-head: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --sidebar-w: 256px;
}

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.68;
  min-height: 100vh;
}
a { color: var(--c-primary); text-decoration: none; }
a:hover { color: var(--c-accent); }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea { font-family: inherit; }

/* ── Utility ─────────────────────────────────────────────── */
.hidden { display: none !important; }

/* ── Login screen ────────────────────────────────────────── */
#screen-login {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-dark-bg);
  padding: 2rem 1rem;
}
.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  padding: 2.5rem;
}
.login-logo {
  width: 64px;
  height: 64px;
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--c-text-dark);
  margin: 0 auto 1.5rem;
  overflow: hidden;
}
.login-logo img { width: 100%; height: 100%; object-fit: contain; padding: 8px; }
.login-logo.has-logo { background: #fff; border-color: var(--c-border); }
.login-powered {
  font-size: 0.7rem;
  color: var(--c-text);
  text-align: center;
  margin-top: 1.5rem;
  letter-spacing: 0.03em;
}
.login-powered a { color: inherit; text-decoration: none; }
.login-powered a:hover { color: var(--c-primary); }
.login-title {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--c-text-dark);
  text-align: center;
  margin-bottom: 0.4rem;
}
.login-sub  { font-size: 0.875rem; color: var(--c-text); text-align: center; margin-bottom: 1.75rem; }
.login-hint { font-size: 0.8rem; color: var(--c-text); text-align: center; margin-top: 1rem; }
.btn-full { width: 100%; justify-content: center; margin-top: 0.5rem; }

.form-group { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1.25rem; }
.form-label {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--c-text);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.form-input {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--c-border);
  color: var(--c-text-dark);
  padding: 0.75rem 0;
  font-size: 1rem;
  outline: none;
  width: 100%;
  transition: border-color .2s;
}
.form-input:focus { border-bottom-color: var(--c-text-dark); }
.form-input::placeholder { color: var(--c-text); opacity: 0.6; }

/* ── Alerts ──────────────────────────────────────────────── */
.alert {
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  border: 1px solid transparent;
}
.alert-info    { background: rgba(124,180,227,.1);  color: #3b7ab5; border-color: rgba(124,180,227,.3); }
.alert-error   { background: rgba(239,68,68,.07);   color: #b91c1c; border-color: rgba(239,68,68,.2); }
.alert-success { background: rgba(34,197,94,.07);   color: #166534; border-color: rgba(34,197,94,.2); }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 1.5rem;
  font-family: var(--font-head);
  font-size: 0.8125rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border: 1px solid transparent;
  transition: background .2s, color .2s, border-color .2s;
  white-space: nowrap;
}
.btn:disabled { opacity: 0.5; cursor: default; }
.btn-primary { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }
.btn-primary:hover:not(:disabled) { background: var(--c-accent); border-color: var(--c-accent); }
.btn-ghost { background: transparent; color: var(--c-primary); border-color: var(--c-border); }
.btn-ghost:hover:not(:disabled) { border-color: var(--c-primary); color: var(--c-primary); }
.btn-sm { padding: 0.4rem 0.9rem; font-size: 0.72rem; }

/* ── Portal layout (sidebar + main) ─────────────────────── */
#screen-portal { min-height: 100vh; }
.portal-layout { display: flex; min-height: 100vh; }

/* ── Sidebar ─────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--c-dark-bg);
  border-right: 1px solid var(--c-dark-border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  flex-shrink: 0;
}
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.5rem 1.25rem;
  border-bottom: 1px solid var(--c-dark-border);
  min-height: 72px;
}
.sidebar-logo {
  width: 36px;
  height: 36px;
  background: var(--c-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
  flex-shrink: 0;
  overflow: hidden;
}
.sidebar-logo img { width: 100%; height: 100%; object-fit: contain; padding: 4px; }
.sidebar-logo.has-logo { background: #fff; }
.sidebar-nombre {
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--c-dark-heading);
  line-height: 1.3;
}
.sidebar-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 1rem 0;
}
.nav-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.75rem 1.25rem;
  font-family: var(--font-head);
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--c-dark-text);
  transition: color .2s;
  position: relative;
}
.nav-btn:hover { color: var(--c-dark-link); }
.nav-btn.active { color: var(--c-dark-link); }
.nav-btn.active::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--c-dark-link);
}
.sidebar-footer {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.25rem;
  border-top: 1px solid var(--c-dark-border);
}
.sidebar-email { font-size: 0.78rem; color: var(--c-dark-text); word-break: break-all; }
.btn-logout {
  display: block;
  width: 100%;
  text-align: center;
  background: transparent;
  border: 1px solid var(--c-dark-border);
  color: var(--c-dark-text);
  padding: 0.5rem;
  font-family: var(--font-head);
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  transition: border-color .2s, color .2s;
}
.btn-logout:hover { border-color: var(--c-dark-bh); color: var(--c-dark-heading); }
.sidebar-powered {
  font-size: 0.68rem;
  color: var(--c-dark-text);
  text-align: center;
  opacity: 0.75;
}
.sidebar-powered a { color: var(--c-dark-link); text-decoration: none; }
.sidebar-powered a:hover { color: var(--c-dark-heading); }

/* ── Main content ────────────────────────────────────────── */
.main {
  flex: 1;
  min-width: 0;
  padding: 2.5rem;
  background: var(--c-bg-alt);
}

/* ── Tab panels ──────────────────────────────────────────── */
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Card ────────────────────────────────────────────────── */
.card {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  padding: 1.25rem 1.5rem;
}

/* ── Section title ───────────────────────────────────────── */
.section-title {
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--c-text-dark);
  margin-bottom: 1rem;
  margin-top: 2rem;
  padding-left: 0.65rem;
  border-left: 2px solid var(--c-accent);
}

/* ── Badge ───────────────────────────────────────────────── */
.badge {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.65rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.2rem 0.5rem;
  white-space: nowrap;
  flex-shrink: 0;
}
.badge-dot { display: none; }
.badge-en-curso   { background: rgba(124,180,227,.15); color: var(--c-primary); }
.badge-completado { background: #dcfce7; color: #166534; }
.badge-pausado    { background: #fef3c7; color: #92400e; }
.badge-pendiente  { background: var(--c-bg-alt); color: var(--c-text); border: 1px solid var(--c-border); }

/* ── Narrativa ───────────────────────────────────────────── */
.narrativa { margin-bottom: 1.5rem; border-top: 3px solid var(--c-accent); }
.narrativa-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}
.narrativa-nombre {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--c-text-dark);
}
.narrativa-tagline { font-size: 0.875rem; color: var(--c-text); margin-top: 0.25rem; }
.narrativa-desc { color: var(--c-text); font-size: 0.9rem; line-height: 1.7; }

/* ── Síntesis de hitos ───────────────────────────────────── */
.sintesis-card { margin-bottom: 1.5rem; background: var(--c-bg-alt); }
.sintesis-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
}
.sintesis-label {
  font-family: var(--font-head);
  font-size: 0.65rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--c-text);
  margin-bottom: 0.4rem;
}
.sintesis-counts {
  font-family: var(--font-head);
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--c-text-dark);
  line-height: 1;
}
.sintesis-total { font-size: 1rem; color: var(--c-text); }
.progress-bar { height: 3px; background: var(--c-border); margin: 0.5rem 0 0.3rem; }
.progress-fill { height: 100%; background: var(--c-accent); transition: width .4s; }
.sintesis-pct { font-size: 0.78rem; color: var(--c-text); }
.sintesis-hito-nombre {
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--c-text-dark);
  margin-bottom: 0.25rem;
  line-height: 1.3;
}
.sintesis-hito-fecha { font-size: 0.82rem; color: var(--c-accent); }
.sintesis-span { font-size: 0.85rem; color: var(--c-text-dark); }
.sintesis-span-end { color: var(--c-text); }

/* ── Gantt ───────────────────────────────────────────────── */
.gantt-wrap { margin-bottom: 1.5rem; overflow-x: auto; }
.gantt {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  min-width: 480px;
}
.gantt-header,
.gantt-row {
  display: grid;
  grid-template-columns: 175px 1fr;
  border-bottom: 1px solid var(--c-border);
}
.gantt-row:last-child { border-bottom: none; }
.gantt-row-label {
  padding: 0.55rem 0.9rem;
  font-size: 0.78rem;
  color: var(--c-text);
  border-right: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  line-height: 1.3;
}
.gantt-track {
  position: relative;
  padding: 0.5rem 0;
  min-height: 34px;
}
.gantt-months { padding: 0.35rem 0; min-height: 26px; }
.gantt-month {
  position: absolute;
  font-family: var(--font-head);
  font-size: 0.6rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--c-text);
  white-space: nowrap;
  top: 50%;
  transform: translateY(-50%);
}
.gantt-bar {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  height: 10px;
  min-width: 4px;
}
.gantt-bar.done    { background: #bbf7d0; border: 1px solid #86efac; }
.gantt-bar.active  { background: rgba(245,158,11,.25); border: 1px solid var(--c-warning); }
.gantt-bar.pending { background: rgba(124,180,227,.3); border: 1px solid var(--c-accent); }
.gantt-hito {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.65rem;
  cursor: default;
  z-index: 1;
  line-height: 1;
}
.gantt-hito.done    { color: #16a34a; }
.gantt-hito.pending { color: var(--c-text); }

/* ── Hitos ───────────────────────────────────────────────── */
.hitos-list {
  display: flex;
  flex-direction: column;
  margin-bottom: 1.5rem;
  border: 1px solid var(--c-border);
  background: var(--c-bg);
}
.hito-item {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--c-border);
}
.hito-item:last-child { border-bottom: none; }
.hito-check {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--c-border);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.58rem;
  color: var(--c-text);
}
.hito-check.done { border-color: #86efac; background: #dcfce7; color: #166534; }
.hito-nombre { font-size: 0.875rem; flex: 1; color: var(--c-text-dark); }
.hito-fecha  { font-size: 0.78rem; color: var(--c-text); white-space: nowrap; }

/* ── Tareas ──────────────────────────────────────────────── */
.tareas-list {
  display: flex;
  flex-direction: column;
  margin-bottom: 1.5rem;
  border: 1px solid var(--c-border);
  background: var(--c-bg);
}
.tarea-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--c-border);
}
.tarea-item:last-child { border-bottom: none; }
.tarea-titulo { font-size: 0.875rem; color: var(--c-text-dark); }
.tarea-titulo:hover { color: var(--c-accent); }
.tarea-labels { display: flex; gap: 0.3rem; flex-wrap: wrap; margin-top: 0.1rem; }
.tarea-label {
  font-family: var(--font-head);
  font-size: 0.6rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.1rem 0.4rem;
  background: var(--c-bg-alt);
  color: var(--c-text);
  border: 1px solid var(--c-border);
}

/* ── Contactos ───────────────────────────────────────────── */
.contactos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}
.contacto-tipo {
  font-family: var(--font-head);
  font-size: 0.62rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--c-text);
  margin-bottom: 0.4rem;
}
.contacto-nombre { font-family: var(--font-head); font-weight: 500; font-size: 0.9rem; color: var(--c-text-dark); }
.contacto-rol    { font-size: 0.8rem; color: var(--c-text); }
.contacto-email  { font-size: 0.8rem; margin-top: 0.25rem; }
.contacto-email a { color: var(--c-accent); }
.contacto-email a:hover { color: var(--c-primary); }

/* ── Canal ───────────────────────────────────────────────── */
.canal-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 1.5rem;
  align-items: start;
}
@media (max-width: 768px) {
  .canal-layout { grid-template-columns: 1fr; }
  .canal-actividad { order: -1; }
}
.canal-main { display: flex; flex-direction: column; gap: 1.25rem; }
.canal-card { background: var(--c-bg); border: 1px solid var(--c-border); padding: 1.25rem; }
.canal-main > .canal-card:first-child,
#ficheros-section { border-top: 2px solid var(--c-accent); }
.canal-subsection { margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--c-border); }
.canal-actividad { position: sticky; top: 1.5rem; }

.actividad-feed {
  display: flex;
  flex-direction: column;
  max-height: 520px;
  overflow-y: auto;
  border: 1px solid var(--c-border);
}
.actividad-feed::-webkit-scrollbar { width: 4px; }
.actividad-feed::-webkit-scrollbar-track { background: transparent; }
.actividad-feed::-webkit-scrollbar-thumb { background: var(--c-border); }

.actividad-item {
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid var(--c-border);
  border-left: 3px solid transparent;
  background: var(--c-bg);
}
.actividad-item:last-child { border-bottom: none; }
.actividad-item.tipo-mensaje.ardora  { border-left-color: var(--c-accent); }
.actividad-item.tipo-mensaje.cliente { border-left-color: var(--c-text); }
.actividad-item.tipo-fichero         { border-left-color: var(--c-primary); }
.actividad-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  color: var(--c-text);
  margin-bottom: 0.25rem;
}
.actividad-autor { font-family: var(--font-head); font-weight: 500; color: var(--c-text-dark); }
.actividad-item.tipo-mensaje.ardora .actividad-autor { color: var(--c-accent); }
.actividad-tipo-badge { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--c-text); opacity: 0.7; }
.actividad-cuerpo { font-size: 0.82rem; white-space: pre-wrap; word-break: break-word; color: var(--c-text-dark); }
.actividad-item.tipo-fichero .actividad-cuerpo { color: var(--c-primary); font-family: var(--font-head); font-size: 0.8rem; }

/* ── Mensaje form ────────────────────────────────────────── */
.mensaje-form { display: flex; flex-direction: column; gap: 0.75rem; }
.mensaje-form textarea {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  color: var(--c-text-dark);
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  font-family: var(--font-body);
  resize: vertical;
  min-height: 88px;
  outline: none;
  width: 100%;
  transition: border-color .15s;
}
.mensaje-form textarea:focus { border-color: var(--c-primary); }
.mensaje-form textarea::placeholder { color: var(--c-text); }
.form-actions { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.form-actions .alert { flex: 1; margin: 0; }

/* ── Ficheros ────────────────────────────────────────────── */
.ficheros-list {
  display: flex;
  flex-direction: column;
  margin: 0.5rem 0 0.75rem;
  border: 1px solid var(--c-border);
}
.fichero-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--c-border);
  background: var(--c-bg);
}
.fichero-item:last-child { border-bottom: none; }
.fichero-icon {
  width: 32px;
  height: 32px;
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--c-text);
  flex-shrink: 0;
  text-transform: uppercase;
}
.fichero-info { flex: 1; min-width: 0; }
.fichero-nombre { font-size: 0.875rem; font-weight: 500; color: var(--c-text-dark); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fichero-meta   { font-size: 0.75rem; color: var(--c-text); margin-top: 0.1rem; }

.upload-area {
  display: block;
  border: 1px dashed var(--c-border);
  padding: 1.5rem;
  text-align: center;
  color: var(--c-text);
  font-size: 0.875rem;
  cursor: pointer;
  transition: border-color .15s, color .15s;
}
.upload-area:hover, .upload-area.dragover { border-color: var(--c-accent); color: var(--c-primary); }
.upload-area input[type="file"] { display: none; }
.upload-status { margin-top: 0.5rem; }

/* ── Empty / spinner ─────────────────────────────────────── */
.empty { text-align: center; padding: 3rem; color: var(--c-text); font-size: 0.9rem; }
.spinner {
  width: 22px;
  height: 22px;
  border: 2px solid var(--c-border);
  border-top-color: var(--c-accent);
  border-radius: 50%;
  animation: spin .65s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
  .portal-layout { flex-direction: column; }

  .sidebar {
    width: 100%;
    height: auto;
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border-right: none;
    border-bottom: 1px solid var(--c-dark-border);
  }
  .sidebar-brand { padding: 0; border: none; min-height: auto; flex: 1; }
  .sidebar-nav {
    flex-direction: row;
    flex: none;
    padding: 0;
    gap: 0;
  }
  .nav-btn { padding: 0.5rem 0.75rem; font-size: 0.9rem; }
  .nav-btn.active::before {
    top: auto; bottom: 0;
    left: 0; right: 0;
    width: auto; height: 2px;
  }
  .sidebar-footer {
    border: none;
    padding: 0;
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
  }
  .sidebar-powered, .sidebar-email { display: none; }
  .btn-logout { width: auto; padding: 0.4rem 0.75rem; }

  .main { padding: 1.25rem 1rem; }
  .contactos-grid { grid-template-columns: 1fr; }
  .gantt-header, .gantt-row { grid-template-columns: 110px 1fr; }
  .gantt-row-label { font-size: 0.7rem; padding: 0.5rem 0.6rem; }
}