/* frontend/css/app.css — Design system Indubots · Paleta Indusoft Solutions */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  /* ── Paleta Indusoft ─────────────────────────────────────── */
  --brand:     #ffd100;   /* amarillo Indusoft */
  --brand-dk:  #e8bb00;   /* amarillo oscuro hover */
  --brand-lt:  #ffe566;   /* amarillo claro */

  /* ── Fondos oscuros (industrial) ────────────────────────── */
  --bg:        #161616;
  --bg2:       #202020;
  --bg3:       #252525;
  --bg4:       #313236;
  --border:    #2e2e2e;
  --border-lt: #3a3a3a;

  /* ── Texto ───────────────────────────────────────────────── */
  --text:      #f0f0f0;
  --text-2:    #c8c8c8;
  --text-3:    #888888;
  --gray:      #5a5a5a;

  /* ── Semánticos ──────────────────────────────────────────── */
  --green:     #22c55e;
  --red:       #ef4444;
  --blue:      #0693e3;
  --blue-lt:   #38b2f5;
  --yellow:    #ffd100;
  --cyan:      #06b6d4;
  --teal-lt:   #2dd4bf;
  --orange:    #f97316;

  /* ── Layout ──────────────────────────────────────────────── */
  --sidebar-w: 228px;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 13px;
  min-height: 100vh;
}

/* ── Layout ──────────────────────────────────────────────────── */
.app-layout { display: flex; min-height: 100vh; }

/* ── Sidebar ─────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  overflow-y: auto;
}

.sidebar-logo {
  display: flex; align-items: center; gap: 10px;
  padding: 18px 16px 16px;
  border-bottom: 2px solid var(--border-lt);
  background: var(--bg3);
}
.sidebar-logo .logo-icon {
  width: 34px; height: 34px;
  background: var(--brand);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 13px; color: #111; flex-shrink: 0;
  letter-spacing: -0.5px;
}
.sidebar-logo .logo-text {
  font-weight: 800; font-size: 13px; color: var(--text);
  letter-spacing: 0.5px; text-transform: uppercase;
}
.sidebar-logo .logo-text span { color: var(--brand); }
.sidebar-logo .logo-sub {
  font-size: 9px; color: var(--text-3); font-family: var(--font-mono);
  letter-spacing: 1.5px; text-transform: uppercase; margin-top: 1px;
}

.sidebar-nav { flex: 1; padding: 10px 8px; }
.nav-group {
  font-size: 9px; font-family: var(--font-mono); text-transform: uppercase;
  letter-spacing: 1.5px; color: var(--gray);
  padding: 10px 8px 4px; margin-top: 4px;
  border-top: 1px solid var(--border);
}
.nav-group:first-child { border-top: none; margin-top: 0; }

.nav-item {
  display: flex; align-items: center; gap: 9px;
  padding: 8px 10px; border-radius: 6px; margin: 1px 0;
  color: var(--text-2); text-decoration: none; font-size: 12px;
  font-weight: 500; transition: background .12s, color .12s;
  border-left: 3px solid transparent;
}
.nav-item:hover {
  background: rgba(255,209,0,.07);
  color: var(--text);
  border-left-color: rgba(255,209,0,.3);
}
.nav-item.active {
  background: rgba(255,209,0,.1);
  color: var(--brand);
  border-left-color: var(--brand);
  font-weight: 600;
}
.nav-icon { font-size: 14px; width: 18px; text-align: center; opacity: .75; }
.nav-badge {
  margin-left: auto; background: var(--red); color: #fff;
  font-size: 9px; font-weight: 700; padding: 1px 6px;
  border-radius: 10px; min-width: 18px; text-align: center;
}
.nav-tag {
  margin-left: auto; font-size: 8px; font-family: var(--font-mono);
  font-weight: 700; padding: 1px 5px; border-radius: 4px;
  background: rgba(255,209,0,.15); color: var(--brand); letter-spacing: .5px;
}
.tag-teal { background: rgba(45,212,191,.15); color: var(--teal-lt); }

.sidebar-footer {
  padding: 12px 14px;
  border-top: 1px solid var(--border);
  background: var(--bg3);
}
.user-pill {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 8px;
  background: rgba(255,209,0,.06);
  border: 1px solid rgba(255,209,0,.12);
  margin-bottom: 8px;
}
.user-avatar {
  width: 30px; height: 30px; border-radius: 6px;
  background: var(--brand); display: flex;
  align-items: center; justify-content: center;
  font-size: 13px; font-weight: 800; color: #111; flex-shrink: 0;
}
.user-name  { font-size: 12px; font-weight: 600; color: var(--text); }
.user-role  { font-size: 10px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.5px; }

.btn-logout {
  width: 100%; padding: 6px 10px; margin-bottom: 4px;
  background: transparent;
  border: 1px solid var(--border-lt);
  border-radius: 6px;
  color: var(--text-3); font-size: 11px; cursor: pointer;
  font-family: var(--font-sans); transition: all .15s;
  text-align: left;
}
.btn-logout:hover {
  background: rgba(255,255,255,.05);
  color: var(--text-2);
  border-color: var(--border-lt);
}
.btn-logout:last-child {
  color: #f87171;
  border-color: rgba(239,68,68,.2);
}
.btn-logout:last-child:hover { background: rgba(239,68,68,.1); }

/* ── Main ────────────────────────────────────────────────────── */
.main-wrap {
  margin-left: var(--sidebar-w);
  flex: 1; display: flex; flex-direction: column; min-height: 100vh;
  overflow-x: hidden; min-width: 0;
}
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 28px;
  background: var(--bg2);
  position: sticky; top: 0; z-index: 50;
  /* Línea amarilla decorativa usando box-shadow — evita problemas de posicionamiento */
  box-shadow: 0 2px 0 0 var(--brand), 0 2px 8px rgba(0,0,0,.15);
}
.topbar::after { display: none; }
.page-title { font-size: 15px; font-weight: 700; color: var(--text); }
.page-sub   { font-size: 11px; color: var(--text-3); margin-top: 2px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.page-content { padding: 24px 28px; flex: 1; }

/* ── Cards ───────────────────────────────────────────────────── */
.card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 8px; padding: 20px;
}
.card-title {
  font-size: 9px; font-family: var(--font-mono); text-transform: uppercase;
  letter-spacing: 1.5px; color: var(--text-3); margin-bottom: 14px; font-weight: 600;
  padding-bottom: 8px; border-bottom: 1px solid var(--border);
}
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }

/* ── KPI cards ───────────────────────────────────────────────── */
.kpi-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 8px; padding: 16px 20px;
  border-top: 3px solid var(--brand);
  transition: border-color .15s, box-shadow .15s;
}
.kpi-card:hover { box-shadow: 0 4px 20px rgba(255,209,0,.08); }
.kpi-label {
  font-size: 9px; color: var(--text-3); margin-bottom: 8px;
  font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 1.2px;
}
.kpi-value { font-size: 26px; font-weight: 800; color: var(--text); font-family: var(--font-mono); }
.kpi-sub   { font-size: 10px; color: var(--text-3); margin-top: 4px; }

/* ── Tabla ───────────────────────────────────────────────────── */
.tbl-wrap {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 8px; overflow-x: auto; overflow-y: hidden;
}
.tbl { width: 100%; border-collapse: collapse; font-size: 12px; }
.tbl thead th {
  padding: 10px 14px; text-align: left;
  font-size: 9px; font-family: var(--font-mono);
  text-transform: uppercase; letter-spacing: 1.2px;
  color: var(--brand); font-weight: 600;
  background: var(--bg3); border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.tbl tbody tr { border-bottom: 1px solid rgba(255,255,255,.04); transition: background .1s; }
.tbl tbody tr:last-child { border-bottom: none; }
.tbl tbody tr:hover { background: rgba(255,209,0,.04); }
.tbl td { padding: 10px 14px; vertical-align: middle; }
.mono { font-family: var(--font-mono); }
.text-muted  { color: var(--text-3); }
.text-right  { text-align: right; }

/* ── Badges ──────────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center;
  padding: 2px 8px; border-radius: 4px;
  font-size: 10px; font-weight: 700; letter-spacing: .3px; white-space: nowrap;
}
.badge-gray   { background: rgba(100,116,139,.2); color: #94a3b8; border: 1px solid rgba(100,116,139,.25); }
.badge-green  { background: rgba(34,197,94,.12);  color: #4ade80;  border: 1px solid rgba(34,197,94,.25); }
.badge-red    { background: rgba(239,68,68,.12);   color: #f87171;  border: 1px solid rgba(239,68,68,.25); }
.badge-yellow { background: rgba(255,209,0,.12);   color: #ffd100;  border: 1px solid rgba(255,209,0,.25); }
.badge-blue   { background: rgba(6,147,227,.12);   color: #38b2f5;  border: 1px solid rgba(6,147,227,.25); }
.badge-teal   { background: rgba(45,212,191,.12);  color: #2dd4bf;  border: 1px solid rgba(45,212,191,.25); }

/* ── Botones ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 16px; border-radius: 6px; font-size: 12px;
  font-weight: 600; cursor: pointer; border: 1px solid transparent;
  font-family: var(--font-sans); transition: all .15s; text-decoration: none;
}
.btn:disabled { opacity: .45; cursor: not-allowed; }

.btn-primary {
  background: var(--brand); color: #111;
  border-color: var(--brand); font-weight: 700;
}
.btn-primary:hover:not(:disabled) {
  background: var(--brand-dk); border-color: var(--brand-dk);
  box-shadow: 0 4px 12px rgba(255,209,0,.3);
}
.btn-ghost {
  background: transparent; color: var(--text-2);
  border-color: var(--border-lt);
}
.btn-ghost:hover:not(:disabled) {
  background: rgba(255,255,255,.06); color: var(--text);
  border-color: var(--text-3);
}
.btn-danger  { background: rgba(239,68,68,.1); color: #f87171; border-color: rgba(239,68,68,.25); }
.btn-danger:hover:not(:disabled) { background: rgba(239,68,68,.2); }
.btn-sm { padding: 4px 10px; font-size: 11px; }
.btn-xs { padding: 2px 8px;  font-size: 10px; }

/* ── Formularios ─────────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
.form-label {
  display: block; font-size: 10px; font-family: var(--font-mono);
  text-transform: uppercase; letter-spacing: 1px; color: var(--text-3);
  margin-bottom: 6px; font-weight: 600;
}
.form-control {
  width: 100%; padding: 8px 12px;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 6px; color: var(--text); font-size: 12px;
  font-family: var(--font-sans); transition: border-color .15s, box-shadow .15s;
}
.form-control:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(255,209,0,.1);
}
.form-control::placeholder { color: var(--gray); }
.form-hint { font-size: 10px; color: var(--text-3); margin-top: 4px; }

/* ── Utilidades ──────────────────────────────────────────────── */
.flex         { display: flex; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-center  { display: flex; align-items: center; }
.gap-8   { gap: 8px; }
.gap-12  { gap: 12px; }
.gap-16  { gap: 16px; }
.gap-24  { gap: 24px; }
.mb-8    { margin-bottom: 8px; }
.mb-16   { margin-bottom: 16px; }
.mb-24   { margin-bottom: 24px; }
.mt-16   { margin-top: 16px; }
.hidden  { display: none !important; }

.spinner {
  display: inline-block; width: 12px; height: 12px;
  border: 2px solid rgba(255,209,0,.25); border-top-color: var(--brand);
  border-radius: 50%; animation: spin .6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Login ───────────────────────────────────────────────────── */
.login-page {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; background: var(--bg);
}
.login-page::before {
  content: '';
  position: fixed; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 10% 5%, rgba(255,209,0,.06) 0%, transparent 55%),
    radial-gradient(ellipse 40% 40% at 90% 95%, rgba(255,209,0,.04) 0%, transparent 55%);
}
.login-box {
  position: relative; z-index: 1;
  background: var(--bg2); border: 1px solid var(--border);
  border-top: 3px solid var(--brand);
  border-radius: 10px; padding: 36px 32px;
  width: 100%; max-width: 380px;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,.6);
}
.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo .logo-icon-lg {
  width: 52px; height: 52px;
  background: var(--brand);
  border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 900; color: #111; margin-bottom: 12px;
}
.login-logo h1 { font-size: 18px; font-weight: 800; color: var(--text); }
.login-logo p  { font-size: 11px; color: var(--text-3); margin-top: 4px; }
.error-msg {
  margin-top: 12px; padding: 8px 12px;
  background: rgba(239,68,68,.1);
  border: 1px solid rgba(239,68,68,.25);
  border-radius: 6px; color: #f87171; font-size: 11px;
}

/* ── Modal ───────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.7);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; opacity: 0; transition: opacity .2s; pointer-events: none;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--bg2); border: 1px solid var(--border);
  border-top: 3px solid var(--brand);
  border-radius: 10px; padding: 24px;
  width: 100%; max-width: 500px; max-height: 90vh; overflow-y: auto;
  transform: translateY(16px); transition: transform .2s;
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-title { font-size: 14px; font-weight: 700; margin-bottom: 16px; color: var(--text); }
.modal-footer { display: flex; gap: 8px; justify-content: flex-end; margin-top: 20px; }

/* ── Empty state ─────────────────────────────────────────────── */
.empty-state { text-align: center; padding: 48px 24px; color: var(--text-3); }
.empty-state .empty-icon { font-size: 36px; margin-bottom: 12px; opacity: .3; }
.empty-state p { font-size: 12px; }

/* ── Scrollbar ───────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--border-lt); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray); }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 768px) {
  :root { --sidebar-w: 0px; }
  .sidebar { display: none; }
  .main-wrap { margin-left: 0; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .page-content { padding: 16px; }
  .topbar { flex-wrap: wrap; gap: 8px; padding: 10px 16px; }
  .topbar-right { flex-wrap: wrap; gap: 6px; }
  .kpi-card { padding: 12px; }
  .kpi-value { font-size: 20px; }
}

@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
  .page-content { padding: 10px; }
  .topbar { padding: 8px 12px; }
}