/*!
 * DashTemplate.com — Shared Core Stylesheet (dt-core.css)
 * Version: 2.0.0
 * © 2025 DashTemplate.com. All Rights Reserved.
 *
 * This file is part of a premium dashboard template licensed exclusively
 * through DashTemplate.com. Unauthorized copying, redistribution, resale,
 * or use outside a valid DashTemplate license is strictly prohibited.
 *
 * License & Terms: https://dashtemplate.com/license
 * Support: support@dashtemplate.com
 */

/* ─────────────────────────────────────────────
   Design Tokens
───────────────────────────────────────────── */
:root {
  /* Brand */
  --dt-primary:       #3B82F6;
  --dt-primary-dim:   rgba(59,130,246,.15);
  --dt-accent:        #6366F1;

  /* Surfaces */
  --dt-bg:            #0B1120;
  --dt-surface:       #111827;
  --dt-surface-2:     #1C2537;
  --dt-surface-3:     #253047;
  --dt-elevated:      #1E2D42;

  /* Borders */
  --dt-border:        rgba(255,255,255,.07);
  --dt-border-active: rgba(59,130,246,.4);

  /* Text */
  --dt-text:          #F0F4FF;
  --dt-text-2:        #94A3B8;
  --dt-text-3:        #64748B;

  /* Status */
  --dt-green:         #22C55E;
  --dt-green-dim:     rgba(34,197,94,.15);
  --dt-yellow:        #F59E0B;
  --dt-yellow-dim:    rgba(245,158,11,.15);
  --dt-red:           #EF4444;
  --dt-red-dim:       rgba(239,68,68,.15);
  --dt-teal:          #14B8A6;
  --dt-purple:        #A855F7;
  --dt-orange:        #F97316;

  /* Pipeline Stage Colors */
  --stage-prospect:   #3B82F6;
  --stage-qualified:  #6366F1;
  --stage-demo:       #8B5CF6;
  --stage-proposal:   #A855F7;
  --stage-negotiate:  #F59E0B;
  --stage-closed-won: #22C55E;
  --stage-closed-lost:#EF4444;

  /* Typography */
  --dt-font:          'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --dt-font-mono:     'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

  /* Layout */
  --sidebar-w:        228px;
  --topbar-h:         58px;
  --card-radius:      12px;
  --btn-radius:       8px;

  /* Shadows */
  --shadow-sm:        0 1px 3px rgba(0,0,0,.4), 0 1px 2px rgba(0,0,0,.3);
  --shadow-md:        0 4px 16px rgba(0,0,0,.4);
  --shadow-lg:        0 12px 40px rgba(0,0,0,.5);
  --glow-blue:        0 0 20px rgba(59,130,246,.25);

  /* Transitions */
  --t-fast:           150ms ease;
  --t-base:           250ms ease;
  --t-slow:           400ms ease;
}

/* ─────────────────────────────────────────────
   Reset & Base
───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; }
body {
  font-family: var(--dt-font);
  background: var(--dt-bg);
  color: var(--dt-text);
  height: 100vh;
  overflow: hidden;
  display: flex;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }
button { font-family: var(--dt-font); cursor: pointer; }

/* ─────────────────────────────────────────────
   Scrollbar
───────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--dt-surface-3); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--dt-text-3); }

/* ─────────────────────────────────────────────
   Layout Shell
───────────────────────────────────────────── */
.dt-layout {
  display: flex;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

/* ─────────────────────────────────────────────
   Sidebar
───────────────────────────────────────────── */
.dt-sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  background: var(--dt-surface);
  border-right: 1px solid var(--dt-border);
  position: relative;
  z-index: 20;
}

.dt-sidebar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--dt-border);
  min-height: var(--topbar-h);
}

.dt-brand-icon {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: var(--dt-primary);
  box-shadow: var(--glow-blue);
}
.dt-brand-icon svg {
  width: 18px; height: 18px;
  stroke: #fff; fill: none;
  stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}

.dt-brand-text { display: flex; flex-direction: column; }
.dt-brand-text strong {
  font-size: 13px; font-weight: 700;
  letter-spacing: -.02em;
  color: var(--dt-text);
  white-space: nowrap;
}
.dt-brand-text span {
  font-size: 10px; color: var(--dt-text-3);
  letter-spacing: .04em;
  white-space: nowrap;
}

/* Nav sections */
.dt-nav-section {
  padding: 16px 14px 4px;
  font-size: 9.5px;
  font-weight: 700;
  color: var(--dt-text-3);
  letter-spacing: .1em;
  text-transform: uppercase;
}

.dt-nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 12px;
  margin: 1px 6px;
  border-radius: 8px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--dt-text-2);
  cursor: pointer;
  transition: all var(--t-fast);
  position: relative;
}
.dt-nav-item:hover {
  background: var(--dt-surface-2);
  color: var(--dt-text);
}
.dt-nav-item.active {
  background: var(--dt-primary-dim);
  color: var(--dt-primary);
  font-weight: 600;
}
.dt-nav-item.active::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 18px;
  background: var(--dt-primary);
  border-radius: 0 3px 3px 0;
}
.dt-nav-item svg {
  width: 15px; height: 15px;
  stroke: currentColor; fill: none;
  stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
  flex-shrink: 0;
}
.dt-nav-badge {
  margin-left: auto;
  font-size: 10px; font-weight: 700;
  padding: 1px 6px;
  border-radius: 10px;
  background: var(--dt-primary-dim);
  color: var(--dt-primary);
}
.dt-nav-badge.red {
  background: var(--dt-red-dim);
  color: var(--dt-red);
}

.dt-sidebar__footer {
  margin-top: auto;
  padding: 14px 16px;
  border-top: 1px solid var(--dt-border);
}
.dt-sidebar__footer .dt-conn-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10.5px;
  color: var(--dt-text-3);
}
.dt-conn-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--dt-green);
  animation: pulse-green 2s infinite;
}
@keyframes pulse-green {
  0%,100% { box-shadow: 0 0 0 0 rgba(34,197,94,.6); }
  50% { box-shadow: 0 0 0 5px rgba(34,197,94,0); }
}

/* ─────────────────────────────────────────────
   Main Pane
───────────────────────────────────────────── */
.dt-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

/* ─────────────────────────────────────────────
   Topbar
───────────────────────────────────────────── */
.dt-topbar {
  height: var(--topbar-h);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: var(--dt-surface);
  border-bottom: 1px solid var(--dt-border);
}

.dt-topbar__left { display: flex; flex-direction: column; gap: 1px; }
.dt-topbar__left h1 {
  font-size: 15px; font-weight: 700;
  letter-spacing: -.03em;
  color: var(--dt-text);
}
.dt-topbar__left p {
  font-size: 11px;
  color: var(--dt-text-3);
}

.dt-topbar__right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Period buttons */
.dt-period-group {
  display: flex;
  align-items: center;
  background: var(--dt-surface-2);
  border: 1px solid var(--dt-border);
  border-radius: var(--btn-radius);
  overflow: hidden;
}
.dt-period-btn {
  padding: 5px 12px;
  font-size: 11.5px; font-weight: 500;
  background: transparent;
  border: none;
  color: var(--dt-text-3);
  cursor: pointer;
  transition: all var(--t-fast);
}
.dt-period-btn:hover { color: var(--dt-text); background: var(--dt-surface-3); }
.dt-period-btn.active {
  background: var(--dt-primary);
  color: #fff;
  font-weight: 600;
}

/* Badge — Live */
.dt-live-badge {
  display: flex; align-items: center; gap: 5px;
  padding: 4px 10px;
  background: var(--dt-green-dim);
  border: 1px solid rgba(34,197,94,.3);
  border-radius: 20px;
  font-size: 10.5px; font-weight: 700;
  color: var(--dt-green);
  letter-spacing: .04em;
}
.dt-live-badge span {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--dt-green);
  animation: pulse-green 2s infinite;
}

/* ─────────────────────────────────────────────
   Content Area
───────────────────────────────────────────── */
.dt-content {
  flex: 1;
  overflow-y: auto;
  padding: 18px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ─────────────────────────────────────────────
   Grid helpers
───────────────────────────────────────────── */
.dt-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.dt-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.dt-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.dt-grid-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: 14px; }
.dt-grid-1-2 { display: grid; grid-template-columns: 1fr 2fr; gap: 14px; }
.dt-grid-3-2 { display: grid; grid-template-columns: 3fr 2fr; gap: 14px; }
.dt-grid-5col { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }

/* ─────────────────────────────────────────────
   Cards
───────────────────────────────────────────── */
.dt-card {
  background: var(--dt-surface);
  border: 1px solid var(--dt-border);
  border-radius: var(--card-radius);
  padding: 18px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--t-fast);
}
.dt-card:hover { border-color: var(--dt-border-active); }

.dt-card--flush { padding: 0; overflow: hidden; }
.dt-card__header {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 14px;
}
.dt-card__title { font-size: 12.5px; font-weight: 700; color: var(--dt-text); }
.dt-card__sub {
  font-size: 10.5px; color: var(--dt-text-3);
  margin-top: 2px;
}

/* ─────────────────────────────────────────────
   KPI Cards
───────────────────────────────────────────── */
.dt-kpi {
  background: var(--dt-surface);
  border: 1px solid var(--dt-border);
  border-radius: var(--card-radius);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  cursor: default;
  transition: border-color var(--t-fast), transform var(--t-fast);
  position: relative;
  overflow: hidden;
}
.dt-kpi::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--kpi-accent, var(--dt-primary));
  opacity: 0;
  transition: opacity var(--t-fast);
}
.dt-kpi:hover { border-color: var(--dt-border-active); transform: translateY(-1px); }
.dt-kpi:hover::before { opacity: 1; }

.dt-kpi__icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  background: var(--kpi-bg, var(--dt-primary-dim));
  margin-bottom: 4px;
}
.dt-kpi__icon svg {
  width: 16px; height: 16px;
  stroke: var(--kpi-accent, var(--dt-primary)); fill: none;
  stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}

.dt-kpi__label {
  font-size: 10px; font-weight: 700;
  color: var(--dt-text-3);
  letter-spacing: .07em;
  text-transform: uppercase;
}
.dt-kpi__value {
  font-size: 26px; font-weight: 800;
  letter-spacing: -.04em;
  color: var(--dt-text);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.dt-kpi__value.sm { font-size: 20px; font-weight: 700; }

.dt-kpi__meta {
  display: flex; align-items: center; gap: 6px;
  font-size: 11px;
}
.dt-kpi__change {
  display: flex; align-items: center; gap: 3px;
  font-size: 11px; font-weight: 600;
  padding: 2px 6px;
  border-radius: 5px;
}
.dt-kpi__change.up {
  background: var(--dt-green-dim);
  color: var(--dt-green);
}
.dt-kpi__change.down {
  background: var(--dt-red-dim);
  color: var(--dt-red);
}
.dt-kpi__change.neutral {
  background: rgba(100,116,139,.15);
  color: var(--dt-text-3);
}
.dt-kpi__change svg {
  width: 11px; height: 11px;
  stroke: currentColor; fill: none;
  stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round;
}
.dt-kpi__context { font-size: 10.5px; color: var(--dt-text-3); }

/* Progress bar inside KPI */
.dt-kpi-progress {
  height: 4px;
  background: var(--dt-surface-3);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 4px;
}
.dt-kpi-progress__fill {
  height: 100%;
  border-radius: 4px;
  background: var(--kpi-accent, var(--dt-primary));
  transition: width 1s ease;
}

/* ─────────────────────────────────────────────
   Stage Pills / Pipeline Stages
───────────────────────────────────────────── */
.dt-stage-pill {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 10.5px; font-weight: 600;
}
.dt-stage-pill .dot { width: 6px; height: 6px; border-radius: 50%; }

/* ─────────────────────────────────────────────
   Table
───────────────────────────────────────────── */
.dt-table-wrap { overflow: auto; flex: 1; }
.dt-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  white-space: nowrap;
}
.dt-table thead tr {
  border-bottom: 1px solid var(--dt-border);
}
.dt-table th {
  padding: 10px 14px;
  font-size: 10px; font-weight: 700;
  color: var(--dt-text-3);
  text-transform: uppercase;
  letter-spacing: .07em;
  text-align: left;
  white-space: nowrap;
  position: sticky; top: 0;
  background: var(--dt-surface);
}
.dt-table td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--dt-border);
  color: var(--dt-text-2);
  vertical-align: middle;
}
.dt-table tbody tr { transition: background var(--t-fast); }
.dt-table tbody tr:hover { background: var(--dt-surface-2); }
.dt-table tbody tr:last-child td { border-bottom: none; }

.dt-table td.primary { color: var(--dt-text); font-weight: 600; }
.dt-table td.amount {
  font-family: var(--dt-font-mono);
  font-size: 11.5px; font-weight: 600;
  color: var(--dt-text);
}
.dt-table td.mono {
  font-family: var(--dt-font-mono);
  font-size: 11px;
}

/* ─────────────────────────────────────────────
   Risk Score Badge
───────────────────────────────────────────── */
.dt-risk {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 10.5px; font-weight: 700;
}
.dt-risk.high { background: var(--dt-red-dim); color: var(--dt-red); }
.dt-risk.medium { background: var(--dt-yellow-dim); color: var(--dt-yellow); }
.dt-risk.low { background: var(--dt-green-dim); color: var(--dt-green); }

/* ─────────────────────────────────────────────
   Gauge Ring
───────────────────────────────────────────── */
.dt-gauge-wrap {
  display: flex; flex-direction: column; align-items: center;
  gap: 8px;
}
.dt-gauge {
  position: relative; width: 96px; height: 96px;
}
.dt-gauge svg { transform: rotate(-90deg); }
.dt-gauge__bg { fill: none; stroke: var(--dt-surface-3); stroke-width: 8; }
.dt-gauge__fill {
  fill: none;
  stroke-width: 8;
  stroke-linecap: round;
  transition: stroke-dashoffset 1.2s cubic-bezier(.4,0,.2,1);
}
.dt-gauge__label {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
}
.dt-gauge__pct {
  font-size: 16px; font-weight: 800;
  letter-spacing: -.04em;
}
.dt-gauge__pct-sub { font-size: 9px; color: var(--dt-text-3); font-weight: 600; }
.dt-gauge__title { font-size: 11px; font-weight: 600; color: var(--dt-text-2); }

/* ─────────────────────────────────────────────
   Waterfall / Bar items
───────────────────────────────────────────── */
.dt-bar-item {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,.04);
}
.dt-bar-item:last-child { border-bottom: none; }
.dt-bar-item__label { font-size: 11.5px; color: var(--dt-text-2); width: 110px; flex-shrink: 0; }
.dt-bar-item__bar-wrap { flex: 1; height: 8px; background: var(--dt-surface-3); border-radius: 4px; overflow: hidden; }
.dt-bar-item__bar-fill { height: 100%; border-radius: 4px; transition: width 1s ease; }
.dt-bar-item__val { font-size: 11.5px; font-weight: 700; color: var(--dt-text); width: 56px; text-align: right; flex-shrink: 0; font-family: var(--dt-font-mono); }

/* ─────────────────────────────────────────────
   Trend sparkline rows
───────────────────────────────────────────── */
.dt-rep-row {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--dt-border);
}
.dt-rep-row:last-child { border-bottom: none; }
.dt-rep-avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--dt-surface-3);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: var(--dt-text-2);
  flex-shrink: 0;
}
.dt-rep-info { flex: 1; min-width: 0; }
.dt-rep-name { font-size: 12px; font-weight: 600; color: var(--dt-text); }
.dt-rep-title { font-size: 10.5px; color: var(--dt-text-3); }
.dt-rep-quota-bar { flex: 1.5; }
.dt-rep-quota-track { height: 6px; background: var(--dt-surface-3); border-radius: 3px; overflow: hidden; margin-top: 3px; }
.dt-rep-quota-fill { height: 100%; border-radius: 3px; transition: width 1s ease; }
.dt-rep-pct { font-size: 12px; font-weight: 700; width: 42px; text-align: right; font-family: var(--dt-font-mono); flex-shrink: 0; }

/* ─────────────────────────────────────────────
   Tooltip overrides (ECharts)
───────────────────────────────────────────── */
.dt-echarts-tooltip {
  background: var(--dt-elevated) !important;
  border: 1px solid var(--dt-border-active) !important;
  border-radius: 8px !important;
  box-shadow: var(--shadow-md) !important;
  padding: 10px 14px !important;
  font-family: var(--dt-font) !important;
  font-size: 12px !important;
  color: var(--dt-text) !important;
}

/* ─────────────────────────────────────────────
   Sub-screen nav bar
───────────────────────────────────────────── */
.sub-screens-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

/* ─────────────────────────────────────────────
   Sub-screen link cards
───────────────────────────────────────────── */
.dt-screen-card {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px;
  background: var(--dt-surface-2);
  border: 1px solid var(--dt-border);
  border-radius: 10px;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--t-fast);
}
.dt-screen-card:hover {
  background: var(--dt-surface-3);
  border-color: var(--dt-border-active);
  transform: translateY(-1px);
}
.dt-screen-card__icon {
  width: 36px; height: 36px; border-radius: 9px;
  background: var(--kpi-bg, var(--dt-primary-dim));
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.dt-screen-card__icon svg {
  width: 18px; height: 18px;
  stroke: var(--kpi-accent, var(--dt-primary)); fill: none;
  stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
}
.dt-screen-card__title { font-size: 12.5px; font-weight: 600; color: var(--dt-text); }
.dt-screen-card__desc { font-size: 10.5px; color: var(--dt-text-3); margin-top: 1px; }

/* ─────────────────────────────────────────────
   Divider
───────────────────────────────────────────── */
.dt-divider { height: 1px; background: var(--dt-border); margin: 2px 0; }

/* ─────────────────────────────────────────────
   Tag chips
───────────────────────────────────────────── */
.dt-chip {
  display: inline-flex; align-items: center;
  padding: 2px 8px;
  border-radius: 5px;
  font-size: 10.5px; font-weight: 600;
  background: var(--dt-surface-3);
  color: var(--dt-text-2);
  border: 1px solid var(--dt-border);
}

/* ─────────────────────────────────────────────
   Branding watermark (subtle, footer)
───────────────────────────────────────────── */
.dt-watermark {
  font-size: 9.5px;
  color: var(--dt-text-3);
  opacity: .6;
  text-align: center;
  padding: 6px;
  margin-top: 8px;
  letter-spacing: .04em;
}

/* ─────────────────────────────────────────────
   Chart height utilities
───────────────────────────────────────────── */
.ch-xl  { height: 320px; }
.ch-lg  { height: 260px; }
.ch-md  { height: 220px; }
.ch-base{ height: 200px; }
.ch-sm  { height: 190px; }
.ch-xs  { height: 175px; }
.ch-xxs { height: 140px; }
.ch-flex { flex: 1; min-height: 180px; }

/* ─────────────────────────────────────────────
   Flex / layout micro-helpers
───────────────────────────────────────────── */
.dt-flex-center  { display: flex; align-items: center; }
.dt-flex-between { display: flex; align-items: center; justify-content: space-between; }
.dt-flex-end     { display: flex; align-items: center; justify-content: flex-end; gap: 8px; }
.dt-flex-around  { display: flex; align-items: center; justify-content: space-around; }
.dt-flex-col     { display: flex; flex-direction: column; }
.dt-gap-6  { gap: 6px; }
.dt-gap-8  { gap: 8px; }
.dt-gap-12 { gap: 12px; }
.dt-mt-12  { margin-top: 12px; }
.dt-mt-14  { margin-top: 14px; }

/* KPI progress fill: set --progress-w and --kpi-accent on parent .dt-kpi */
.dt-kpi-progress__fill {
  width: var(--progress-w, 0%);
  background: var(--kpi-accent, var(--dt-primary));
}

/* Gauge pct color driven by --gauge-color on the wrap */
.dt-gauge__pct { color: var(--gauge-color, var(--dt-primary)); }
.dt-gauge__fill { stroke: var(--gauge-color, var(--dt-primary)); }