/* ═══════════════════════════════════════
   EZI BRAND SYSTEM
   Primary:  #ff5c35 (naranja P171c)
   Dark:     #373a36 (gris P447c)
   Mid:      #909288 (S-1)
   Light:    #c7c8c7 (gris 2)
   White:    #ffffff
═══════════════════════════════════════ */

:root {
  --ezi-orange: #ff5c35;
  --ezi-dark: #373a36;
  --ezi-dark2: #2a2c29;
  --ezi-dark3: #1e1f1d;
  --ezi-mid: #909288;
  --ezi-light: #c7c8c7;
  --ezi-white: #ffffff;
  --ezi-orange-d: #e04820;
  --ezi-orange-l: rgba(255, 92, 53, .12);
  --ezi-orange-m: rgba(255, 92, 53, .25);

  --bg: var(--ezi-dark3);
  --surface: var(--ezi-dark2);
  --surface2: var(--ezi-dark);
  --border: rgba(255, 255, 255, .06);
  --border2: rgba(255, 255, 255, .12);
  --text: var(--ezi-white);
  --text-mid: var(--ezi-light);
  --text-muted: var(--ezi-mid);
  --accent: var(--ezi-orange);

  --font: 'Montserrat', sans-serif;
  --mono: 'Montserrat', monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.5;
  min-height: 100vh;
}

/* ─── GEOMETRIC BG TEXTURE ─── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 92, 53, .03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 92, 53, .03) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

.shell {
  position: relative;
  z-index: 1;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 24px 32px;
}

/* ─── TOPBAR ─── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 64px;
  background: var(--ezi-dark3);
  border-bottom: 2px solid var(--accent);
  margin-bottom: 28px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-logo-img {
  height: 34px;
  width: auto;
  display: block;
  flex-shrink: 0;
  filter: brightness(1.05);
}

.brand-divider {
  width: 1px;
  height: 28px;
  background: var(--border2);
  margin: 0 4px;
}

.brand-meta {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.topbar-right {
  display: flex;
  gap: 10px;
  align-items: center;
}

#conn-status {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 5px 12px;
  background: rgba(239, 68, 68, .1);
  color: #ff6b6b;
  border: 1px solid rgba(239, 68, 68, .3);
}

#conn-status.ok {
  background: rgba(34, 197, 94, .1);
  color: #4ade80;
  border-color: rgba(34, 197, 94, .3);
}

.view-only-badge {
  background: rgba(74, 222, 128, .15);
  color: #4ade80;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 5px 12px;
  border: 1px solid rgba(74, 222, 128, .3);
}

/* ─── BUTTONS ─── */
.btn {
  padding: 9px 18px;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  transition: all .15s;
}

.btn:hover {
  opacity: .85;
}

.btn:disabled {
  opacity: .35;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--ezi-orange);
  color: var(--ezi-white);
}

.btn-primary:hover {
  background: var(--ezi-orange-d);
  opacity: 1;
}

.btn-success {
  background: var(--ezi-dark);
  color: var(--ezi-white);
  border: 1px solid var(--ezi-orange);
}

.btn-success:hover {
  background: var(--ezi-orange);
  opacity: 1;
}

.btn-ghost {
  background: transparent;
  color: var(--text-mid);
  border: 1px solid var(--border2);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  opacity: 1;
}

.btn-sm {
  padding: 5px 12px;
  font-size: 10px;
}

/* ─── TABS ─── */
.tabs {
  display: flex;
  gap: 0;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border2);
}

.tab {
  padding: 12px 22px;
  border: none;
  background: none;
  cursor: pointer;
  font-family: var(--font);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all .15s;
  position: relative;
}

.tab.active {
  color: var(--ezi-orange);
  border-bottom-color: var(--ezi-orange);
}

.tab:hover:not(.active) {
  color: var(--text-mid);
}

.tab-badge {
  display: inline-block;
  background: var(--ezi-orange);
  color: var(--ezi-white);
  font-size: 9px;
  padding: 1px 5px;
  margin-left: 5px;
  font-weight: 800;
}

/* ─── PANELS ─── */
.panel {
  position: absolute;
  visibility: hidden;
  pointer-events: none;
  width: calc(100% - 48px);
}

.panel.active {
  position: static;
  visibility: visible;
  pointer-events: all;
  width: 100%;
  animation: fadeIn .25s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ─── FILTER ROW ─── */
.filter-row {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
  padding: 14px 18px;
  background: var(--surface);
  border-left: 3px solid var(--ezi-orange);
}

.filter-row label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

select,
input[type=date],
input[type=text],
input[type=time],
input[type=number],
textarea {
  background: var(--surface2);
  border: 1px solid var(--border2);
  color: var(--text);
  padding: 7px 12px;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font);
  transition: border-color .15s;
}

select:focus,
input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
}

textarea {
  resize: vertical;
  width: 100%;
  min-height: 60px;
}

input[type=number] {
  width: 110px;
}

select.f-orange {
  border-color: rgba(255, 92, 53, .4);
}

/* ─── KPIs ─── */
.kpis {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2px;
  margin-bottom: 2px;
}

.kpi {
  background: var(--surface);
  padding: 18px 20px;
  position: relative;
  overflow: hidden;
  transition: transform .15s;
}

.kpi:hover {
  transform: translateY(-2px);
}

.kpi::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--kpi-color, var(--ezi-orange));
}

.kpi-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.kpi-val {
  font-size: 28px;
  font-weight: 800;
  line-height: 1;
  color: var(--kpi-color, var(--ezi-orange));
  font-variant-numeric: tabular-nums;
}

.kpi-sub {
  font-size: 10px;
  font-weight: 500;
  color: var(--text-muted);
  margin-top: 5px;
}

.kpi.green  { --kpi-color: #4ade80; }
.kpi.red    { --kpi-color: #f87171; }
.kpi.blue   { --kpi-color: #60a5fa; }
.kpi.amber  { --kpi-color: #fbbf24; }
.kpi.orange { --kpi-color: var(--ezi-orange); }
.kpi.purple { --kpi-color: #c084fc; }

/* ─── GRID ─── */
.g2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin-bottom: 2px;
}

.g3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2px;
  margin-bottom: 2px;
}

.card {
  background: var(--surface);
  padding: 20px;
  margin-bottom: 2px;
}

.card-title {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-title::before {
  content: '';
  width: 3px;
  height: 14px;
  background: var(--ezi-orange);
  flex-shrink: 0;
}

.card-title-badge {
  background: var(--ezi-orange);
  color: var(--ezi-white);
  font-size: 9px;
  padding: 1px 6px;
  font-weight: 800;
}

.chart-box {
  position: relative;
  height: 240px;
  width: 100%;
}

/* ─── GANTT ─── */
.gantt-wrap {
  height: 52px;
  overflow: hidden;
  display: flex;
  margin-bottom: 8px;
  gap: 1px;
}

.gantt-seg {
  display: inline-block;
  height: 100%;
  min-width: 2px;
  cursor: pointer;
  transition: opacity .1s;
}

.gantt-seg:hover {
  opacity: .7;
}

.gantt-labels {
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--text-muted);
}

/* ─── CATEGORY PILLS ─── */
.cat-pill {
  display: inline-block;
  padding: 2px 9px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .04em;
  white-space: nowrap;
}

.cat-maquina   { background: rgba(248, 113, 113, .12); color: #fca5a5; }
.cat-infra     { background: rgba(96, 165, 250, .12); color: #93c5fd; }
.cat-sistema   { background: rgba(192, 132, 252, .12); color: #d8b4fe; }
.cat-material  { background: rgba(251, 191, 36, .12); color: #fde68a; }
.cat-operacion { background: rgba(74, 222, 128, .12); color: #86efac; }
.cat-none      { background: rgba(144, 146, 136, .12); color: #909288; }

.est-abierto    { background: rgba(248, 113, 113, .15); color: #f87171; }
.est-proceso    { background: rgba(251, 191, 36, .15); color: #fbbf24; }
.est-cerrado    { background: rgba(74, 222, 128, .15); color: #4ade80; }
.est-recurrente { background: rgba(192, 132, 252, .15); color: #c084fc; }

/* ─── TABLES ─── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.data-table th {
  text-align: left;
  padding: 9px 12px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border2);
  white-space: nowrap;
}

.data-table th:first-child {
  border-left: 2px solid var(--ezi-orange);
}

.data-table td {
  padding: 9px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, .03);
  vertical-align: middle;
}

.data-table td:first-child {
  border-left: 2px solid transparent;
}

.data-table tr:hover td {
  background: rgba(255, 92, 53, .04);
}

.data-table tr:hover td:first-child {
  border-left-color: var(--ezi-orange);
}

.badge {
  display: inline-block;
  padding: 2px 9px;
  font-size: 10px;
  font-weight: 700;
}

.badge-prod { background: rgba(74, 222, 128, .12); color: #4ade80; }
.badge-paro { background: rgba(248, 113, 113, .12); color: #f87171; }

.tbl-actions {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.tbl-btn {
  padding: 4px 9px;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .04em;
  transition: background .15s;
}

.tbl-edit { background: rgba(96, 165, 250, .15); color: #93c5fd; }
.tbl-edit:hover { background: rgba(96, 165, 250, .3); }

.tbl-del { background: rgba(248, 113, 113, .15); color: #fca5a5; }
.tbl-del:hover { background: rgba(248, 113, 113, .3); }

.tbl-rca { background: rgba(255, 92, 53, .15); color: var(--ezi-orange); }
.tbl-rca:hover { background: rgba(255, 92, 53, .3); }

.bar-mini {
  height: 3px;
  background: var(--ezi-orange);
  margin-top: 4px;
  opacity: .6;
}

/* ─── MODAL ─── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .85);
  z-index: 100;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 32px 20px;
  overflow-y: auto;
  backdrop-filter: blur(4px);
}

.modal-overlay.open {
  display: flex;
}

.modal {
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-top: 3px solid var(--ezi-orange);
  padding: 28px;
  width: 100%;
  max-width: 720px;
  animation: slideUp .25s ease;
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: none; opacity: 1; }
}

.modal-title {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -.3px;
  margin-bottom: 3px;
}

.modal-sub {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 20px;
  font-weight: 500;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-full {
  grid-column: 1 / -1;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.form-section {
  grid-column: 1 / -1;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ezi-orange);
  padding: 10px 0 4px;
  border-top: 1px solid var(--border2);
  margin-top: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-section::before {
  content: '';
  width: 14px;
  height: 2px;
  background: var(--ezi-orange);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}

.form-err {
  color: #f87171;
  font-size: 12px;
  margin-top: 10px;
  display: none;
  background: rgba(248, 113, 113, .08);
  padding: 10px 14px;
  border-left: 3px solid #f87171;
}

/* ─── TOOLTIP ─── */
#tooltip {
  position: fixed;
  background: var(--ezi-dark);
  border: 1px solid var(--ezi-orange);
  border-left: 3px solid var(--ezi-orange);
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 500;
  pointer-events: none;
  z-index: 300;
  display: none;
  max-width: 280px;
  line-height: 1.8;
}

/* ─── TOAST ─── */
.toast {
  position: fixed;
  bottom: 28px;
  right: 28px;
  padding: 12px 20px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .05em;
  z-index: 400;
  opacity: 0;
  transition: opacity .3s;
  pointer-events: none;
  border-left: 4px solid;
}

.toast.show { opacity: 1; }
.toast.success { background: var(--ezi-dark2); color: #4ade80; border-color: #4ade80; }
.toast.error   { background: var(--ezi-dark2); color: #f87171; border-color: #f87171; }

/* ─── UTILITIES ─── */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  padding: 48px;
  letter-spacing: .06em;
}

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid var(--border2);
  border-top-color: var(--ezi-orange);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.empty {
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  padding: 32px;
  text-align: center;
  letter-spacing: .06em;
}

.leg {
  display: flex;
  gap: 18px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.leg span {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: .04em;
}

.dot {
  width: 10px;
  height: 3px;
  display: inline-block;
}

.sep {
  height: 1px;
  background: var(--border);
  margin: 18px 0;
}

.text-muted { color: var(--text-muted); }
.ovf { overflow-x: auto; }

/* ─── SECTION HEADER ─── */
.section-head {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 2px;
}

.section-head-label {
  background: var(--ezi-orange);
  color: var(--ezi-white);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 5px 14px;
}

.section-head-line {
  flex: 1;
  height: 1px;
  background: var(--border2);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1100px) {
  .kpis { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 800px) {
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .g2, .g3 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .topbar { padding: 0 16px; }
}