/* ============================================================
   Tueria / Tintorero — sistema visual del panel
   Fuente: DISEÑO/tueria-tintorero-handoff (design-tokens.css + mockups)
   ============================================================ */

:root {
  --tueria-900: #020809;
  --tueria-800: #051014;
  --tueria-700: #08161A;
  --tueria-600: #0B1D21;
  --tueria-500: #0F262C;
  --tueria-400: #133039;
  --tueria-300: #5F8790;
  --tueria-200: #8AAAB0;
  --tueria-100: #BCD0D4;
  --tueria-50: #E0EBED;
  --terracotta-900: #4C1F0D;
  --terracotta-700: #943E1A;
  --terracotta-600: #B94E22;
  --terracotta-500: #D65F2A;
  --terracotta-400: #E8743B;
  --terracotta-300: #EF8E62;
  --terracotta-200: #F3A98B;
  --terracotta-100: #F8CDBA;
  --terracotta-50: #FCE9E2;
  --oat: #F6F0EC;
  --paper: #FFFFFF;
  --ink: #151111;
  --ink-muted: #61777D;
  --line: #E6DEDA;
  --success-bg: #E4F4EC;
  --success-fg: #197254;
  --warning-bg: #FBEED5;
  --warning-fg: #8A5A12;
  --danger-bg: #FCECEB;
  --danger-fg: #8A2622;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-card: 0 12px 28px rgba(19, 48, 57, .09);

  /* layout */
  --sb-w: 266px;
  --sb-surface: #31535B;
  --font: "Inter", -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--oat);
  color: var(--ink);
  font: 14px/1.55 var(--font);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
h1, h2, h3 { font-family: var(--font); letter-spacing: -.01em; color: var(--ink); }
code { font: 12px/1.4 ui-monospace, Menlo, monospace; }

/* ---------------------------------------------------------- */
/*  Sidebar                                                    */
/* ---------------------------------------------------------- */
.tu-sb {
  position: fixed; top: 0; left: 0; bottom: 0; width: var(--sb-w);
  background: var(--tueria-400); color: #fff;
  display: flex; flex-direction: column;
  padding: 22px 14px 16px; z-index: 30;
  transition: width .15s ease;
}
.tu-sb-top { display: flex; align-items: center; gap: 11px; padding: 2px 6px 4px; }
.tu-sb-mark {
  width: 42px; height: 42px; border-radius: 13px; background: #fff; color: var(--tueria-400);
  display: flex; align-items: center; justify-content: center; flex: 0 0 auto; position: relative;
}
.tu-sb-mark svg { width: 20px; height: 20px; }
.tu-sb-brand { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.tu-sb-brand .name { font-size: 21px; font-weight: 750; letter-spacing: -.02em; line-height: 1; }
.tu-sb-brand .sub { font-size: 10.5px; letter-spacing: .06em; color: #9BB2B8; text-transform: uppercase; }
.tu-sb-collapse {
  margin-left: auto; border: 0; background: none; color: #9BB2B8; cursor: pointer;
  padding: 6px; border-radius: 8px; display: flex; flex: 0 0 auto;
}
.tu-sb-collapse:hover { background: rgba(255,255,255,.08); color: #fff; }

.tu-sb-scroll { flex: 1; overflow-y: auto; margin-top: 18px; display: flex; flex-direction: column; gap: 20px; }
.tu-sb-label {
  font: 700 11px/1 var(--font); letter-spacing: .1em; text-transform: uppercase;
  color: #85A0A7; padding: 0 10px 8px;
}
.tu-sb-group { display: flex; flex-direction: column; gap: 2px; }
.tu-sb-link {
  display: flex; align-items: center; gap: 13px; padding: 12px 13px; margin: 0 -4px;
  border-radius: 12px; text-decoration: none; color: #C6D5D8; font-weight: 500; font-size: 15px;
  position: relative; white-space: nowrap;
}
.tu-sb-link svg { width: 18px; height: 18px; flex: 0 0 auto; stroke-width: 2; }
.tu-sb-link:hover { background: rgba(255,255,255,.06); color: #fff; }
.tu-sb-link.on {
  background: var(--sb-surface); color: #fff; font-weight: 700;
  box-shadow: inset 3px 0 0 var(--terracotta-400);
}

.tu-sb-acct {
  display: flex; align-items: center; gap: 10px; padding: 12px 9px; margin: 10px -4px 0;
  border-top: 1px solid rgba(255,255,255,.1); text-decoration: none; color: inherit;
}
.tu-sb-acct:hover { background: rgba(255,255,255,.06); border-radius: 12px; }
.tu-sb-acct .av {
  width: 34px; height: 34px; border-radius: 50%; background: var(--tueria-50); color: var(--tueria-400);
  display: flex; align-items: center; justify-content: center; font-weight: 750; font-size: 13px; flex: 0 0 auto;
}
.tu-sb-acct .l1 { font-size: 13.5px; font-weight: 700; color: #fff; line-height: 1.3; }
.tu-sb-acct .l2 { font-size: 11.5px; color: #9BB2B8; }

body.tu-collapsed { --sb-w: 72px; }
body.tu-collapsed .tu-sb { padding: 22px 10px 16px; }
body.tu-collapsed .tu-sb-brand, body.tu-collapsed .tu-sb-label,
body.tu-collapsed .tu-sb-link span, body.tu-collapsed .tu-sb-acct .txt { display: none; }
body.tu-collapsed .tu-sb-top { flex-direction: column; gap: 12px; }
body.tu-collapsed .tu-sb-collapse { margin-left: 0; }
body.tu-collapsed .tu-sb-collapse svg { transform: rotate(180deg); }
body.tu-collapsed .tu-sb-link { justify-content: center; padding: 12px 0; }
body.tu-collapsed .tu-sb-acct { justify-content: center; }

/* ---------------------------------------------------------- */
/*  Page shell                                                 */
/* ---------------------------------------------------------- */
.tu-page { margin-left: var(--sb-w); transition: margin-left .15s ease; min-height: 100vh; }
.tu-main { max-width: 1300px; margin: 0 auto; padding: 40px 44px 64px; }

.tu-topbar {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 20px;
  flex-wrap: wrap; margin-bottom: 28px;
}
.tu-eyebrow {
  font: 700 12px/1 var(--font); letter-spacing: .12em; text-transform: uppercase; color: var(--tueria-300);
  margin: 0 0 10px;
}
.tu-topbar h1 { font-size: 32px; font-weight: 750; margin: 0 0 6px; }
.tu-topbar .lead { font-size: 15px; color: var(--ink-muted); margin: 0; max-width: 60ch; }

/* ---------------------------------------------------------- */
/*  Buttons                                                     */
/* ---------------------------------------------------------- */
.tu-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: 700 13.5px/1 var(--font); padding: 11px 18px; border-radius: var(--radius-sm);
  border: 1px solid var(--line); background: var(--paper); color: var(--ink); cursor: pointer;
  text-decoration: none; white-space: nowrap;
}
.tu-btn:hover { background: var(--oat); }
.tu-btn-primary { background: var(--tueria-400); border-color: var(--tueria-400); color: #fff; }
.tu-btn-primary:hover { background: var(--tueria-500); }
.tu-btn-accent { background: var(--terracotta-400); border-color: var(--terracotta-400); color: #fff; }
.tu-btn-accent:hover { background: var(--terracotta-500); }
.tu-btn-danger { background: var(--danger-bg); border-color: var(--danger-bg); color: var(--danger-fg); }
.tu-btn-danger:hover { background: var(--danger-fg); border-color: var(--danger-fg); color: #fff; }
.tu-btn-ghost { background: transparent; border-color: var(--line); }
.tu-btn-sm { padding: 7px 12px; font-size: 12.5px; border-radius: 9px; }
.tu-btn-link {
  background: none; border: 0; padding: 0; color: var(--terracotta-400); font-weight: 700;
  text-decoration: none; cursor: pointer; font-size: 13.5px; display: inline-flex; align-items: center; gap: 4px;
}
.tu-btn-link:hover { color: var(--terracotta-500); }
.tu-btn[disabled] { opacity: .55; cursor: default; }

/* ---------------------------------------------------------- */
/*  Cards / surfaces                                           */
/* ---------------------------------------------------------- */
.tu-card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}
.tu-card-flat { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-lg); }
.tu-card-pad { padding: 26px 28px; }

.tu-hero {
  border-radius: 23px; padding: 30px 34px; margin-bottom: 22px; color: #fff;
  background: linear-gradient(90deg, var(--tueria-400), #244b55);
  box-shadow: var(--shadow-card);
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.tu-hero-eyebrow { font: 700 12px/1 var(--font); letter-spacing: .1em; text-transform: uppercase; color: #A7C0C4; margin: 0 0 12px; }
.tu-hero h2 { font-size: 25px; font-weight: 750; margin: 0 0 6px; letter-spacing: -.01em; color: #fff; }
.tu-hero p { margin: 0; font-size: 14px; color: #C2D4D7; max-width: 46ch; }
.tu-hero-tiles { display: flex; gap: 14px; flex-wrap: wrap; }
.tu-hero-tile {
  background: #2B545E; border-radius: 16px; padding: 14px 20px; min-width: 148px;
}
.tu-hero-tile.alert { background: #F8F4F0; color: var(--tueria-400); }
.tu-hero-tile .lbl { font: 700 11.5px/1 var(--font); letter-spacing: .06em; text-transform: uppercase; color: #C7DADD; display: flex; align-items: center; gap: 6px; margin-bottom: 10px; }
.tu-hero-tile.alert .lbl { color: var(--ink-muted); }
.tu-hero-tile .val { font-size: 24px; font-weight: 750; display: flex; align-items: baseline; gap: 6px; }
.tu-hero-tile .sub { font-size: 11.5px; color: #B7CDD0; margin-top: 4px; }
.tu-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.tu-dot.ok { background: #80D2AB; }

/* ---------------------------------------------------------- */
/*  Metrics grid                                                */
/* ---------------------------------------------------------- */
.tu-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 30px; }
.tu-metric {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 20px 22px; box-shadow: var(--shadow-card);
}
.tu-metric.alert { background: #FCEDE5; border-color: #F4D5C5; }
.tu-metric .lbl {
  font: 700 11.5px/1 var(--font); letter-spacing: .1em; text-transform: uppercase; color: var(--tueria-300);
  margin: 0 0 14px;
}
.tu-metric.alert .lbl { color: var(--terracotta-600); }
.tu-metric .val { font-size: 32px; font-weight: 750; letter-spacing: -.02em; line-height: 1; display: flex; align-items: center; gap: 10px; }
.tu-metric.alert .val { color: var(--terracotta-600); }
.tu-metric .delta { font: 700 12px/1 var(--font); background: var(--success-bg); color: var(--success-fg); padding: 5px 9px; border-radius: 8px; }
.tu-metric .foot { font-size: 12.5px; color: var(--ink-muted); margin-top: 12px; }

/* ---------------------------------------------------------- */
/*  Section headings                                            */
/* ---------------------------------------------------------- */
.tu-section-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin: 34px 0 16px; flex-wrap: wrap; }
.tu-section-head h2 { font-size: 20px; font-weight: 750; margin: 0 0 4px; }
.tu-section-head .lead { font-size: 13.5px; color: var(--ink-muted); margin: 0; }

/* ---------------------------------------------------------- */
/*  Tables                                                       */
/* ---------------------------------------------------------- */
.tu-table-wrap { overflow-x: auto; }
table.tu-table {
  width: 100%; border-collapse: collapse; background: var(--paper);
}
.tu-table th {
  text-align: left; font: 700 11.5px/1 var(--font); letter-spacing: .08em; text-transform: uppercase;
  color: var(--tueria-300); padding: 0 14px 14px; border-bottom: 1px solid var(--line);
}
.tu-table td { padding: 16px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; font-size: 14px; }
.tu-table tr:last-child td { border-bottom: 0; }
.tu-table tr.tu-row-alert td { background: #FFF7F1; }
.tu-table tr.tu-row-danger td { background: #FDF3F2; }
.tu-table tr.tu-row-stale td { background: #FDF8EE; }
.tu-table .primary { font-weight: 700; color: var(--ink); }
.tu-table .secondary { font-size: 12.5px; color: var(--ink-muted); margin-top: 2px; }
.tu-table form { display: inline-flex; }

/* ---------------------------------------------------------- */
/*  Pills / states                                              */
/* ---------------------------------------------------------- */
.tu-pill {
  display: inline-flex; align-items: center; gap: 6px; font: 700 12px/1 var(--font);
  padding: 7px 12px; border-radius: 20px; white-space: nowrap;
}
.tu-pill.ok { background: var(--success-bg); color: var(--success-fg); }
.tu-pill.warn { background: var(--warning-bg); color: var(--warning-fg); }
.tu-pill.danger { background: var(--danger-bg); color: var(--danger-fg); }
.tu-pill.mute { background: var(--tueria-50); color: var(--tueria-400); }
.tu-pill.info { background: #E0EBED; color: #315D68; }
.tu-pill.accent { background: var(--terracotta-50); color: var(--terracotta-600); }
.tu-pill.dark { background: var(--tueria-400); color: #fff; }

/* ---------------------------------------------------------- */
/*  Avatars                                                      */
/* ---------------------------------------------------------- */
.tu-avatar {
  width: 36px; height: 36px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center;
  font: 750 12.5px/1 var(--font); flex: 0 0 auto; background: var(--tueria-50); color: #315D68;
}
.tu-avatar.accent { background: var(--terracotta-100); color: var(--terracotta-600); }
.tu-avatar-sm { width: 30px; height: 30px; font-size: 11px; }

/* ---------------------------------------------------------- */
/*  Tabs / segmented control                                    */
/* ---------------------------------------------------------- */
.tu-tabs { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.tu-tab {
  display: inline-flex; align-items: center; gap: 6px; padding: 10px 18px; border-radius: 20px;
  border: 1px solid var(--line); background: var(--paper); color: var(--ink-muted); font: 700 13px/1 var(--font);
  text-decoration: none; cursor: pointer;
}
.tu-tab:hover { color: var(--ink); }
.tu-tab.on { background: var(--tueria-400); border-color: var(--tueria-400); color: #fff; }
.tu-tab.warn-on { background: var(--paper); border-color: var(--terracotta-200); color: var(--terracotta-600); }

.tu-segment { display: inline-flex; background: var(--oat); border-radius: 12px; padding: 4px; gap: 4px; }
.tu-segment button, .tu-segment a {
  border: 0; background: none; padding: 10px 18px; border-radius: 9px; font: 700 13px/1 var(--font);
  color: var(--ink-muted); cursor: pointer; text-decoration: none;
}
.tu-segment button.on, .tu-segment a.on { background: var(--tueria-400); color: #fff; }

/* ---------------------------------------------------------- */
/*  Banners                                                      */
/* ---------------------------------------------------------- */
.tu-banner {
  display: flex; gap: 12px; align-items: flex-start; background: var(--tueria-50); border-radius: var(--radius-md);
  padding: 16px 20px; margin-bottom: 20px; color: var(--tueria-400); font-size: 13.5px;
}
.tu-banner strong { display: block; margin-bottom: 3px; font-size: 14px; }
.tu-banner.plain { background: var(--paper); border: 1px solid var(--line); color: var(--ink-muted); }
.tu-banner.err { background: var(--danger-bg); color: var(--danger-fg); }
.tu-banner.ok { background: var(--success-bg); color: var(--success-fg); }
.tu-banner-icon { width: 34px; height: 34px; border-radius: 50%; background: #fff; display: flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.tu-banner-icon svg { width: 16px; height: 16px; }

/* ---------------------------------------------------------- */
/*  Forms                                                        */
/* ---------------------------------------------------------- */
label { font-weight: 600; color: var(--ink); }
input, textarea, select, button { font: inherit; color: inherit; }
input[type=text], input[type=password], input[type=search], textarea, select {
  width: 100%; padding: 10px 13px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: var(--paper);
}
textarea { min-height: 90px; resize: vertical; font-family: var(--font); line-height: 1.7; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--tueria-200); outline-offset: 1px; }

.tu-grid2 { display: grid; grid-template-columns: 190px 1fr; gap: 14px 18px; align-items: center; }
.tu-grid2 label { font-size: 13.5px; }
.tu-field-group-title { font-size: 14px; font-weight: 750; margin: 26px 0 8px; color: var(--tueria-300); }

.tu-flx { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.tu-muted { color: var(--ink-muted); }
.tu-small { font-size: 12.5px; }

/* ---------------------------------------------------------- */
/*  Expandable rows (agentes)                                   */
/* ---------------------------------------------------------- */
details.tu-expand {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-md);
  margin-bottom: 10px; overflow: hidden;
}
details.tu-expand > summary {
  padding: 16px 20px; cursor: pointer; display: flex; justify-content: space-between; gap: 14px;
  align-items: center; list-style: none; flex-wrap: wrap;
}
details.tu-expand > summary::-webkit-details-marker { display: none; }
details.tu-expand .body { padding: 0 20px 20px; border-top: 1px solid var(--line); padding-top: 18px; }

.tu-instruction { display: flex; gap: 14px; align-items: flex-start; background: var(--oat); border-radius: 12px; padding: 14px 16px; margin-bottom: 10px; }
.tu-instruction .n {
  width: 24px; height: 24px; border-radius: 50%; background: var(--terracotta-400); color: #fff; font-weight: 750;
  font-size: 12px; display: flex; align-items: center; justify-content: center; flex: 0 0 auto;
}
.tu-instruction.alt .n { background: var(--tueria-500); }
.tu-instruction strong { font-size: 13.5px; display: block; }
.tu-instruction .sub { font-size: 12px; color: var(--ink-muted); margin-top: 2px; }

/* ---------------------------------------------------------- */
/*  Empty state                                                 */
/* ---------------------------------------------------------- */
.tu-empty { color: var(--ink-muted); font-size: 13px; text-align: center; padding: 26px 8px; }

/* ---------------------------------------------------------- */
/*  Responsive                                                   */
/* ---------------------------------------------------------- */
.tu-op-grid { display: grid; grid-template-columns: 1.7fr 1fr; gap: 20px; align-items: start; }
.tu-behavior-grid { display: grid; grid-template-columns: 1fr 400px; gap: 20px; align-items: start; }

@media (max-width: 1180px) {
  .tu-metrics { grid-template-columns: repeat(2, 1fr); }
  .tu-op-grid { grid-template-columns: 1fr; }
}
@media (max-width: 960px) {
  .tu-behavior-grid { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  :root { --sb-w: 72px; }
  .tu-sb-brand, .tu-sb-label, .tu-sb-link span, .tu-sb-acct .txt { display: none; }
  .tu-sb { padding: 22px 10px 16px; }
  .tu-sb-top { flex-direction: column; gap: 12px; }
  .tu-sb-collapse { display: none; }
  .tu-sb-link { justify-content: center; padding: 12px 0; }
  .tu-sb-acct { justify-content: center; }
  .tu-main { padding: 28px 18px 48px; }
  .tu-grid2 { grid-template-columns: 1fr; }
  .tu-hero { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 640px) {
  .tu-metrics { grid-template-columns: 1fr; }
  .tu-topbar h1 { font-size: 26px; }
}