/* ═══════════════════════════════════════════════════════════
   INTRADAY INTELLIGENCE DASHBOARD  —  styles.css  v3
   Author: Abdul Basit | Workforce Intelligence Suite
   Design: Clean White SaaS (Stripe / Notion / Linear inspired)
   ═══════════════════════════════════════════════════════════ */

/* ── DESIGN TOKENS ────────────────────────────────────────── */
:root {
  /* Surfaces */
  --bg:         #f7f8fc;
  --surface:    #ffffff;
  --surface-2:  #f1f4f9;
  --surface-3:  #f8fafc;

  /* Borders */
  --bdr:        #e4e8f0;
  --bdr-med:    #d0d7e4;
  --bdr-str:    #b8c2d4;

  /* Text */
  --t1: #0d1526;
  --t2: #3d4f6e;
  --t3: #6b7a96;
  --t4: #9aa4b8;

  /* Blue */
  --blue-50:  #eff6ff;
  --blue-100: #dbeafe;
  --blue-200: #bfdbfe;
  --blue-400: #60a5fa;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;

  /* Teal */
  --teal-50:  #f0fdfa;
  --teal-100: #ccfbf1;
  --teal-500: #14b8a6;
  --teal-600: #0d9488;

  /* Green */
  --green-50:  #f0fdf4;
  --green-100: #dcfce7;
  --green-500: #22c55e;
  --green-600: #16a34a;
  --green-700: #15803d;

  /* Amber / Yellow */
  --yellow-50:  #fefce8;
  --yellow-100: #fef9c3;
  --yellow-500: #eab308;
  --yellow-600: #ca8a04;
  --yellow-700: #a16207;

  /* Red */
  --red-50:  #fff1f2;
  --red-100: #ffe4e6;
  --red-500: #ef4444;
  --red-600: #dc2626;
  --red-700: #b91c1c;

  /* Orange (spike warning) */
  --orange-50:  #fff7ed;
  --orange-100: #ffedd5;
  --orange-500: #f97316;
  --orange-600: #ea580c;
  --orange-700: #c2410c;

  /* Purple */
  --purple-50:  #faf5ff;
  --purple-500: #a855f7;
  --purple-600: #9333ea;
  --purple-700: #7e22ce;

  /* Amber (for run-rate) */
  --amber-50:  #fffbeb;
  --amber-600: #d97706;
  --amber-700: #b45309;

  /* Shadows */
  --sh-xs: 0 1px 2px rgba(13,21,38,.05);
  --sh-sm: 0 1px 4px rgba(13,21,38,.07), 0 2px 8px rgba(13,21,38,.04);
  --sh-md: 0 4px 16px rgba(13,21,38,.09), 0 1px 4px rgba(13,21,38,.06);
  --sh-lg: 0 8px 32px rgba(13,21,38,.11), 0 2px 8px rgba(13,21,38,.07);

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

  /* Radii */
  --r-xs: 4px;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 18px;

  /* Motion */
  --ease: 0.18s ease;
  --ease-fast: 0.11s ease;
}

/* ── RESET ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 15px; }
body {
  background: var(--bg);
  color: var(--t1);
  font-family: var(--font);
  font-weight: 400;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── TOOLTIP (global floating) ───────────────────────────── */
.g-tooltip {
  position: fixed;
  z-index: 9000;
  max-width: 272px;
  background: #1e293b;
  color: #e2e8f0;
  font-family: var(--font);
  font-size: .72rem;
  font-weight: 400;
  line-height: 1.55;
  padding: .55rem .85rem;
  border-radius: var(--r-md);
  box-shadow: 0 6px 24px rgba(0,0,0,.28);
  pointer-events: none;
  opacity: 0;
  transform: translateY(5px);
  transition: opacity .14s ease, transform .14s ease;
  white-space: normal;
  border: 1px solid rgba(255,255,255,.06);
}
.g-tooltip.tt-show {
  opacity: 1;
  transform: translateY(0);
}

/* ── INFO BUTTON (the "i" hover trigger) ─────────────────── */
.info-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 15px; height: 15px;
  background: var(--blue-100);
  color: var(--blue-700);
  border: none;
  border-radius: 50%;
  font-family: var(--font);
  font-size: .6rem;
  font-weight: 700;
  font-style: italic;
  cursor: help;
  flex-shrink: 0;
  line-height: 1;
  transition: background var(--ease-fast), color var(--ease-fast);
  vertical-align: middle;
  user-select: none;
}
.info-btn:hover, .info-btn:focus {
  background: var(--blue-600);
  color: #fff;
  outline: none;
}
.info-btn--sm { width: 13px; height: 13px; font-size: .55rem; }

/* Table-header tooltip trigger */
.th-sub[data-tip] { cursor: help; }
.th-sub[data-tip]:hover {
  background: rgba(37,99,235,.07) !important;
  color: var(--blue-600);
}

/* ── NAVIGATION ──────────────────────────────────────────── */
.nav-header {
  position: sticky; top: 0; z-index: 200;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--bdr);
  box-shadow: var(--sh-xs);
}
.nav-inner {
  max-width: 1520px; margin: 0 auto; padding: 0 1.75rem;
  height: 56px; display: flex; align-items: center; gap: 1.5rem;
}
.nav-brand { display: flex; align-items: center; gap: .65rem; flex-shrink: 0; }
.brand-logo { display: flex; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-title { font-size: .78rem; font-weight: 700; color: var(--t1); letter-spacing: -.01em; white-space: nowrap; }
.brand-sub   { font-size: .62rem; color: var(--t4); }
.nav-links   { display: flex; align-items: center; gap: .2rem; margin-left: auto; }
.nav-link {
  font-size: .72rem; font-weight: 500; color: var(--t3);
  text-decoration: none; padding: .38rem .7rem;
  border-radius: var(--r-sm); border: 1px solid transparent;
  transition: all var(--ease); white-space: nowrap;
}
.nav-link:hover        { color: var(--blue-600); background: var(--blue-50); border-color: var(--blue-100); }
.nav-link--active      { color: var(--blue-600); background: var(--blue-50); border-color: var(--blue-200); font-weight: 600; }
.nav-toggle {
  display: none; background: none; border: 1px solid var(--bdr-med);
  color: var(--t3); padding: .35rem .55rem; border-radius: var(--r-sm);
  cursor: pointer; font-size: 1rem; margin-left: auto;
  transition: all var(--ease-fast);
}
.nav-toggle:hover { border-color: var(--blue-500); color: var(--blue-600); }

/* ── PAGE HEADER ─────────────────────────────────────────── */
.page-header {
  background: linear-gradient(155deg, #ffffff 0%, #f0f5ff 55%, #edf2ff 100%);
  border-bottom: 1px solid var(--bdr);
  padding: 2.75rem 0 2.25rem;
}
.page-header-inner {
  max-width: 1520px; margin: 0 auto; padding: 0 1.75rem;
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 1.5rem; flex-wrap: wrap;
}
.page-badge {
  display: inline-flex; align-items: center; gap: .45rem;
  font-size: .63rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--blue-600); background: var(--blue-50); border: 1px solid var(--blue-200);
  padding: .28rem .9rem; border-radius: 999px; margin-bottom: .9rem;
}
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--blue-500);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity:1; transform:scale(1); } 50% { opacity:.45; transform:scale(.7); } }
.page-title {
  font-size: clamp(1.5rem, 2.8vw, 2.3rem); font-weight: 800;
  line-height: 1.1; letter-spacing: -.03em; color: var(--t1); margin-bottom: .5rem;
}
.title-accent { color: var(--blue-600); }
.page-subtitle { font-size: .88rem; color: var(--t3); max-width: 580px; line-height: 1.65; }
.hero-actions { display: flex; gap: .65rem; flex-wrap: wrap; flex-shrink: 0; }

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .45rem;
  font-family: var(--font); font-size: .78rem; font-weight: 600;
  padding: .55rem 1.15rem; border-radius: var(--r-md); border: 1px solid transparent;
  cursor: pointer; transition: all var(--ease); text-decoration: none; white-space: nowrap; line-height: 1;
}
.btn--primary { background: var(--blue-600); color: #fff; box-shadow: 0 1px 6px rgba(37,99,235,.3); }
.btn--primary:hover { background: var(--blue-700); transform: translateY(-1px); box-shadow: 0 4px 14px rgba(37,99,235,.35); }
.btn--ghost { background: var(--surface); color: var(--t2); border-color: var(--bdr-med); }
.btn--ghost:hover { color: var(--blue-600); border-color: var(--blue-200); background: var(--blue-50); }
.btn--apply {
  width: 100%; justify-content: center; margin-top: .5rem;
  font-size: .72rem; padding: .42rem .7rem;
  background: var(--surface-2); color: var(--t2); border-color: var(--bdr-med);
}
.btn--apply:hover { background: var(--blue-50); color: var(--blue-600); border-color: var(--blue-200); }
.btn--apply-today { background: var(--blue-600); color: #fff; border-color: var(--blue-600); }
.btn--apply-today:hover { background: var(--blue-700); }
.btn--export {
  background: var(--surface); color: var(--t2); border-color: var(--bdr-med);
  font-size: .73rem; padding: .48rem .95rem; box-shadow: var(--sh-xs);
}
.btn--export:hover { background: var(--blue-50); color: var(--blue-600); border-color: var(--blue-200); transform: translateY(-1px); }

/* ── LAYOUT HELPERS ──────────────────────────────────────── */
.container { max-width: 1520px; margin: 0 auto; padding: 0 1.75rem; }
.section         { padding: 2.25rem 0; }
.section--cards  { padding: 1.75rem 0 1.25rem; }
.section--paste  { padding: 1.75rem 0; }
.section--export { padding: 2rem 0 3.5rem; }
.section-header  {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 1.5rem; flex-wrap: wrap; margin-bottom: 1.25rem;
}
.section-title { font-size: 1.05rem; font-weight: 700; letter-spacing: -.02em; color: var(--t1); margin-bottom: .2rem; }
.section-desc  { font-size: .8rem; color: var(--t3); }
kbd {
  display: inline-flex; align-items: center;
  font-family: var(--mono); font-size: .68rem;
  background: var(--surface-2); border: 1px solid var(--bdr-med);
  border-radius: 4px; padding: .1rem .35rem; color: var(--t2);
  box-shadow: 0 1px 0 var(--bdr-str);
}

/* ── KPI STRIP ───────────────────────────────────────────── */
.kpi-section {
  background: var(--surface);
  border-bottom: 1px solid var(--bdr);
  position: sticky; top: 56px; z-index: 100;
  box-shadow: 0 2px 10px rgba(13,21,38,.055);
}
.kpi-strip {
  max-width: 1520px; margin: 0 auto; padding: 0 1.75rem;
  display: flex; align-items: center;
  overflow-x: auto; scrollbar-width: thin; scrollbar-color: var(--bdr-med) transparent;
}
.kpi-strip::-webkit-scrollbar { height: 3px; }
.kpi-strip::-webkit-scrollbar-thumb { background: var(--bdr-med); }
.kpi-item { display: flex; flex-direction: column; padding: .8rem 1.1rem .8rem 0; flex-shrink: 0; }
.kpi-label {
  font-size: .63rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  color: var(--t4); margin-bottom: .22rem; white-space: nowrap;
  display: flex; align-items: center; gap: .25rem;
}
.kpi-value { font-family: var(--mono); font-size: .92rem; font-weight: 600; color: var(--t1); white-space: nowrap; }
.kpi-sep   { width: 1px; background: var(--bdr); margin: .5rem 1.1rem; align-self: stretch; flex-shrink: 0; }

/* ── METRIC CARDS ────────────────────────────────────────── */
.cards-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: .9rem;
}
.metric-card {
  background: var(--surface); border: 1px solid var(--bdr); border-radius: var(--r-lg);
  padding: 1.1rem 1.15rem; box-shadow: var(--sh-xs);
  transition: all var(--ease); position: relative; overflow: hidden;
}
.metric-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2.5px;
  background: linear-gradient(90deg, var(--blue-500), var(--teal-500));
  opacity: 0; transition: opacity var(--ease);
}
.metric-card:hover { box-shadow: var(--sh-md); border-color: var(--blue-200); transform: translateY(-2px); }
.metric-card:hover::before { opacity: 1; }
.mc-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: .55rem; }
.mc-label  { font-size: .63rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--t4); }
.mc-value  {
  font-family: var(--mono); font-size: 1.45rem; font-weight: 600; color: var(--t1);
  line-height: 1; margin-bottom: .35rem; transition: color var(--ease);
}
.mc-tag    { font-size: .7rem; color: var(--t4); }

/* Card status colour states */
.card-normal   .mc-value { color: var(--green-600); }
.card-normal   { border-color: var(--green-100) !important; box-shadow: 0 2px 12px rgba(22,163,74,.09); }
.card-drifting .mc-value { color: var(--yellow-600); }
.card-drifting { border-color: var(--yellow-100) !important; box-shadow: 0 2px 12px rgba(202,138,4,.09); }
.card-major    .mc-value { color: var(--red-600); }
.card-major    { border-color: var(--red-100) !important; box-shadow: 0 2px 12px rgba(220,38,38,.1); }

/* Spike card states */
#card-spike.spike-clear  .mc-value { color: var(--green-600); }
#card-spike.spike-warn   .mc-value { color: var(--orange-600); }
#card-spike.spike-warn   { border-color: var(--orange-100) !important; box-shadow: 0 2px 14px rgba(234,88,12,.12); }
#card-spike.spike-detect .mc-value { color: var(--red-600); }
#card-spike.spike-detect { border-color: var(--red-100) !important; box-shadow: 0 2px 16px rgba(220,38,38,.15); }

/* Accuracy card states */
#card-accuracy.acc-excellent   .mc-value { color: var(--green-600); }
#card-accuracy.acc-good        .mc-value { color: var(--teal-600); }
#card-accuracy.acc-acceptable  .mc-value { color: var(--yellow-600); }
#card-accuracy.acc-poor        .mc-value { color: var(--red-600); }

/* Blended card */
#card-blended .mc-value { color: var(--purple-600); }

/* ── BULK PASTE ──────────────────────────────────────────── */
.paste-grid { display: grid; grid-template-columns: repeat(6,1fr); gap: .85rem; margin-bottom: 1.15rem; }
.paste-col  { display: flex; flex-direction: column; gap: .35rem; }
.paste-col-label { margin-bottom: .1rem; }
.week-badge {
  display: inline-block; font-size: .64rem; font-weight: 700;
  letter-spacing: .04em; text-transform: uppercase;
  padding: .2rem .55rem; border-radius: 5px;
}
.week-badge--hist  { background: var(--blue-50);  color: var(--blue-700);  border: 1px solid var(--blue-100); }
.week-badge--today { background: var(--teal-50);  color: var(--teal-600);  border: 1px solid var(--teal-100); }
.paste-ta {
  width: 100%; font-family: var(--mono); font-size: .75rem;
  background: var(--surface); border: 1px solid var(--bdr-med); border-radius: var(--r-md);
  color: var(--t1); padding: .6rem .75rem; resize: vertical;
  transition: all var(--ease-fast); outline: none; line-height: 1.65;
}
.paste-ta:focus { border-color: var(--blue-400); box-shadow: 0 0 0 3px rgba(59,130,246,.12); }
.paste-ta--today { border-color: var(--teal-100); }
.paste-ta--today:focus { border-color: var(--teal-500); box-shadow: 0 0 0 3px rgba(20,184,166,.13); }

.config-row  { display: grid; grid-template-columns: 1fr 1fr; gap: .85rem; }
.config-card {
  background: var(--surface); border: 1px solid var(--bdr); border-radius: var(--r-lg);
  padding: 1rem 1.15rem; box-shadow: var(--sh-xs);
  display: flex; flex-direction: column; gap: .35rem;
}
.config-label {
  font-size: .72rem; font-weight: 600; color: var(--t2);
  display: flex; align-items: center; gap: .35rem;
}
.config-input {
  font-family: var(--mono); font-size: .85rem; font-weight: 500;
  background: var(--surface-2); border: 1px solid var(--bdr-med);
  border-radius: var(--r-sm); color: var(--t1); padding: .45rem .65rem;
  outline: none; transition: all var(--ease-fast); width: 100%;
}
.config-input:focus { border-color: var(--blue-400); background: var(--surface); box-shadow: 0 0 0 3px rgba(59,130,246,.12); }
.config-hint { font-size: .68rem; color: var(--t4); }

/* ── DATA TABLE ──────────────────────────────────────────── */
.table-scroller {
  overflow-x: auto; border-radius: var(--r-lg);
  border: 1px solid var(--bdr); box-shadow: var(--sh-sm);
  scrollbar-width: thin; scrollbar-color: var(--bdr-med) transparent;
}
.table-scroller::-webkit-scrollbar { height: 5px; }
.table-scroller::-webkit-scrollbar-thumb { background: var(--bdr-med); border-radius: 3px; }

.data-table {
  width: 100%; border-collapse: collapse;
  font-size: .77rem; background: var(--surface);
  min-width: 1340px;
}

/* Group header row */
.th-group-row { background: var(--surface-2); }
.th-group {
  font-size: .6rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  padding: .55rem .5rem; text-align: center; border-bottom: 1px solid var(--bdr); white-space: nowrap;
}
.th-group--hist   { color: var(--blue-700);    background: rgba(219,234,254,.4); }
.th-group--calc   { color: var(--teal-600);    background: rgba(204,251,241,.35); }
.th-group--today  { color: var(--purple-700);  background: rgba(237,233,254,.35); }
.th-group--models { color: #059669;            background: rgba(209,250,229,.35); }
.th-group--ops    { color: var(--amber-700);   background: rgba(254,243,199,.35); }
.th-sticky-label  { text-align: left; padding-left: .85rem; }

/* Sub-header row */
.th-sub-row { }
.th-sub {
  font-size: .59rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  color: var(--t4); padding: .55rem .5rem; text-align: center; white-space: nowrap;
  background: var(--surface-3); border-bottom: 2px solid var(--bdr);
  transition: all var(--ease-fast);
}
.th-week   { background: rgba(219,234,254,.22); }
.th-hist,
.th-arrival{ background: rgba(204,251,241,.22); }
.th-today,
.th-dev,
.th-cmpl   { background: rgba(237,233,254,.22); }
.th-histp,
.th-rr,
.th-blend,
.th-conf   { background: rgba(209,250,229,.22); }
.th-rem,
.th-bl     { background: rgba(254,243,199,.22); }

/* Sticky interval column */
.th-sticky { position: sticky; left: 0; z-index: 20; background: var(--surface-2); border-right: 2px solid var(--bdr); }
.th-sticky-label { position: sticky; left: 0; z-index: 20; }

/* Body rows */
.data-table tbody tr { border-bottom: 1px solid var(--bdr); transition: background var(--ease-fast); }
.data-table tbody tr:last-child { border-bottom: none; }
.data-table tbody tr:nth-child(4n+1),
.data-table tbody tr:nth-child(4n+2) { background: #fafbfd; }
.data-table tbody tr:hover { background: #f0f7ff !important; }

/* Spike row highlights */
.data-table tbody tr.row-spike-warn    { background: rgba(255,237,213,.38) !important; }
.data-table tbody tr.row-spike-warn:hover { background: rgba(255,237,213,.65) !important; }
.data-table tbody tr.row-spike-detect  { background: rgba(255,228,230,.38) !important; }
.data-table tbody tr.row-spike-detect:hover { background: rgba(255,228,230,.65) !important; }

/* Cells */
.data-table td {
  padding: .4rem .5rem; text-align: center; vertical-align: middle;
  border-right: 1px solid rgba(228,232,240,.5);
}
.data-table td:last-child { border-right: none; }

/* Sticky td */
.td-sticky {
  position: sticky; left: 0; z-index: 10;
  font-family: var(--mono); font-size: .72rem; font-weight: 600;
  color: var(--t2); text-align: left; padding-left: .85rem;
  background: inherit; border-right: 2px solid var(--bdr); white-space: nowrap;
}

/* Number inputs */
.data-table input[type="number"] {
  width: 58px; background: var(--surface);
  border: 1px solid var(--bdr-med); border-radius: 5px;
  color: var(--t1); font-family: var(--mono); font-size: .74rem; font-weight: 500;
  padding: .25rem .35rem; text-align: center; outline: none;
  transition: all var(--ease-fast);
}
.data-table input[type="number"]:focus {
  border-color: var(--blue-500); background: var(--blue-50);
  box-shadow: 0 0 0 2px rgba(59,130,246,.14);
}
.data-table input[type="number"]::-webkit-inner-spin-button,
.data-table input[type="number"]::-webkit-outer-spin-button { opacity: .3; }

.td-week  input { border-color: rgba(191,219,254,.6); background: rgba(239,246,255,.5); }
.td-week  input:focus { border-color: var(--blue-500); background: var(--blue-50); }
.td-today input { border-color: rgba(196,181,253,.5); background: rgba(245,243,255,.5); }
.td-today input:focus { border-color: var(--purple-600); background: var(--purple-50); box-shadow: 0 0 0 2px rgba(124,58,237,.12); }

/* Computed cell colours */
.td-hist    { font-family: var(--mono); font-size: .73rem; font-weight: 600; color: var(--blue-600); }
.td-arrival { font-family: var(--mono); font-size: .71rem; font-weight: 600; color: var(--teal-600); }
.td-cmpl    { font-family: var(--mono); font-size: .71rem; font-weight: 500; color: var(--t3); }
.td-histp   { font-family: var(--mono); font-size: .72rem; font-weight: 600; color: #059669; }
.td-rr      { font-family: var(--mono); font-size: .72rem; font-weight: 600; color: var(--amber-600); }
.td-blended { font-family: var(--mono); font-size: .72rem; font-weight: 700; color: var(--purple-600); }
.td-rem     { font-family: var(--mono); font-size: .72rem; font-weight: 500; color: var(--t2); }

/* Deviation badges */
.dev-badge {
  display: inline-block; font-family: var(--mono); font-size: .7rem; font-weight: 700;
  padding: .15rem .4rem; border-radius: 4px; white-space: nowrap;
}
.dev-green  { background: var(--green-50);  color: var(--green-700);  border: 1px solid var(--green-100); }
.dev-yellow { background: var(--yellow-50); color: var(--yellow-700); border: 1px solid var(--yellow-100); }
.dev-red    { background: var(--red-50);    color: var(--red-700);    border: 1px solid var(--red-100); }
.dev-nil    { color: var(--t4); font-family: var(--mono); font-size: .72rem; }

/* Confidence badges */
.conf-badge {
  display: inline-flex; align-items: center; gap: .28rem;
  font-size: .64rem; font-weight: 700; padding: .18rem .5rem;
  border-radius: 999px; border: 1px solid; white-space: nowrap;
}
.conf-dot  { width: 5px; height: 5px; border-radius: 50%; flex-shrink: 0; }
.conf-high { background: var(--green-50);  color: var(--green-700);  border-color: var(--green-100); }
.conf-high  .conf-dot { background: var(--green-500); }
.conf-med  { background: var(--yellow-50); color: var(--yellow-700); border-color: var(--yellow-100); }
.conf-med   .conf-dot { background: var(--yellow-500); }
.conf-low  { background: var(--red-50);    color: var(--red-700);    border-color: var(--red-100); }
.conf-low   .conf-dot { background: var(--red-500); }

/* Backlog badges */
.bl-badge { display: inline-block; font-size: .64rem; font-weight: 700; padding: .16rem .45rem; border-radius: 4px; border: 1px solid; white-space: nowrap; }
.bl-safe  { background: var(--green-50);  color: var(--green-700);  border-color: var(--green-100); }
.bl-risk  { background: var(--yellow-50); color: var(--yellow-700); border-color: var(--yellow-100); }
.bl-crit  { background: var(--red-50);    color: var(--red-700);    border-color: var(--red-100); }

/* Spike badges in table */
.spk-badge { display: inline-block; font-size: .62rem; font-weight: 700; padding: .14rem .42rem; border-radius: 4px; border: 1px solid; white-space: nowrap; }
.spk-warn  { background: var(--orange-50);  color: var(--orange-700);  border-color: var(--orange-100); }
.spk-fire  { background: var(--red-50);     color: var(--red-700);     border-color: var(--red-100); }

/* Legend chips */
.legend-row { display: flex; align-items: center; gap: .45rem; flex-shrink: 0; }
.legend-chip { font-size: .63rem; font-weight: 600; padding: .2rem .55rem; border-radius: 999px; border: 1px solid; }
.legend-chip--green  { background: var(--green-50);  color: var(--green-700);  border-color: var(--green-100); }
.legend-chip--yellow { background: var(--yellow-50); color: var(--yellow-700); border-color: var(--yellow-100); }
.legend-chip--red    { background: var(--red-50);    color: var(--red-700);    border-color: var(--red-100); }

/* ── CHARTS ──────────────────────────────────────────────── */
.charts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.chart-card--wide { grid-column: 1 / -1; }
.chart-card {
  background: var(--surface); border: 1px solid var(--bdr); border-radius: var(--r-lg);
  padding: 1.35rem 1.5rem; box-shadow: var(--sh-sm); transition: all var(--ease);
}
.chart-card:hover { box-shadow: var(--sh-md); border-color: var(--blue-100); }
.chart-card-title {
  font-size: .68rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  color: var(--t3); margin-bottom: 1.1rem;
  display: flex; align-items: center; gap: .4rem;
}
.chart-wrap { position: relative; height: 210px; }
.chart-card--wide .chart-wrap { height: 190px; }

/* ── INTELLIGENCE PANELS ─────────────────────────────────── */
.insights-grid { display: grid; grid-template-columns: 1.1fr 1fr 0.9fr; gap: 1rem; }
.panel {
  background: var(--surface); border: 1px solid var(--bdr); border-radius: var(--r-lg);
  overflow: hidden; box-shadow: var(--sh-sm); transition: all var(--ease);
}
.panel:hover { box-shadow: var(--sh-md); }
.panel-hdr {
  display: flex; align-items: center; gap: .55rem;
  padding: .8rem 1.1rem; border-bottom: 1px solid var(--bdr); background: var(--surface-3);
}
.panel-icon  { font-size: .85rem; line-height: 1; }
.panel-title { font-size: .68rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--t2); }
.panel-body  { padding: 1.1rem; font-size: .8rem; color: var(--t2); line-height: 1.7; }
.ph          { color: var(--t4); font-style: italic; font-size: .78rem; }

/* Narrative */
.n-line { display: flex; align-items: flex-start; gap: .55rem; margin-bottom: .55rem; font-size: .8rem; }
.n-line:last-child { margin-bottom: 0; }
.n-dot  { width: 6px; height: 6px; border-radius: 50%; background: var(--blue-500); flex-shrink: 0; margin-top: .44rem; }
.n-section { font-size: .6rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--blue-600); margin: 1rem 0 .45rem; }

/* Insight alert items */
.ins-item {
  display: flex; align-items: flex-start; gap: .65rem;
  padding: .7rem .85rem; border-radius: var(--r-md); margin-bottom: .55rem;
  font-size: .79rem; font-weight: 500; border: 1px solid;
}
.ins-item:last-child { margin-bottom: 0; }
.ins-icon { font-size: .85rem; flex-shrink: 0; margin-top: .05rem; }
.ins-green  { background: var(--green-50);  border-color: var(--green-100);  color: var(--green-700); }
.ins-yellow { background: var(--yellow-50); border-color: var(--yellow-100); color: var(--yellow-700); }
.ins-red    { background: var(--red-50);    border-color: var(--red-100);    color: var(--red-700); }
.ins-blue   { background: var(--blue-50);   border-color: var(--blue-100);   color: var(--blue-700); }
.ins-orange { background: var(--orange-50); border-color: var(--orange-100); color: var(--orange-700); }

/* Period rows */
.period-row { display: flex; justify-content: space-between; align-items: center; padding: .55rem 0; border-bottom: 1px solid var(--bdr); font-size: .8rem; }
.period-row:last-child { border-bottom: none; }
.period-label { color: var(--t2); font-weight: 500; }
.period-val   { font-family: var(--mono); font-size: .77rem; font-weight: 700; }
.pv-green   { color: var(--green-700); }
.pv-yellow  { color: var(--yellow-700); }
.pv-red     { color: var(--red-700); }
.pv-neutral { color: var(--t4); }

/* Traffic pattern labels */
.tp-normal  { font-family: var(--mono); font-size: .8rem; font-weight: 600; color: var(--green-700); }
.tp-front   { font-family: var(--mono); font-size: .8rem; font-weight: 600; color: var(--amber-700); }
.tp-delayed { font-family: var(--mono); font-size: .8rem; font-weight: 600; color: var(--purple-600); }
.tp-surge   { font-family: var(--mono); font-size: .8rem; font-weight: 600; color: var(--red-600); }

/* ── EXPORT ──────────────────────────────────────────────── */
.export-card {
  background: var(--surface); border: 1px solid var(--bdr); border-radius: var(--r-xl);
  padding: 1.75rem; display: grid; grid-template-columns: 1fr auto;
  gap: 1.75rem; align-items: start; box-shadow: var(--sh-sm);
}
.export-preview {
  font-family: var(--mono); font-size: .68rem; line-height: 1.85; color: var(--t2);
  background: var(--surface-3); border: 1px solid var(--bdr); border-radius: var(--r-md);
  padding: 1.1rem; max-height: 210px; overflow-y: auto; white-space: pre-wrap; word-break: break-word;
}
.export-preview::-webkit-scrollbar { width: 4px; }
.export-preview::-webkit-scrollbar-thumb { background: var(--bdr-med); border-radius: 2px; }
.export-actions { display: flex; flex-direction: column; gap: .55rem; flex-shrink: 0; min-width: 155px; }

/* ── FOOTER ──────────────────────────────────────────────── */
.footer { background: var(--surface); border-top: 1px solid var(--bdr); padding: 1.1rem 1.75rem; }
.footer-inner {
  max-width: 1520px; margin: 0 auto;
  display: flex; align-items: center; justify-content: center;
  gap: .55rem; font-size: .72rem; color: var(--t4);
}
.footer-inner strong { color: var(--t2); }

/* ── TOAST ───────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 1.5rem; right: 1.5rem;
  background: var(--t1); border-radius: var(--r-md);
  padding: .65rem 1.1rem; font-size: .73rem; font-weight: 600; color: #fff;
  z-index: 8000; opacity: 0; transform: translateY(8px);
  transition: all var(--ease); pointer-events: none; box-shadow: var(--sh-lg);
}
.toast--on { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1200px) {
  .cards-grid { grid-template-columns: repeat(3, 1fr); }
  .insights-grid { grid-template-columns: 1fr 1fr; }
  .panel--periods { grid-column: 1 / -1; }
  .paste-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 960px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: absolute; top: 56px; left: 0; right: 0;
    background: var(--surface); border-bottom: 1px solid var(--bdr-med);
    padding: .65rem 1.5rem .9rem; gap: .2rem; z-index: 199; box-shadow: var(--sh-md);
  }
  .nav-toggle { display: flex; }
  .kpi-section { top: 56px; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .charts-grid { grid-template-columns: 1fr; }
  .chart-card--wide { grid-column: unset; }
  .insights-grid { grid-template-columns: 1fr; }
  .panel--periods { grid-column: unset; }
  .export-card { grid-template-columns: 1fr; }
  .export-actions { flex-direction: row; flex-wrap: wrap; }
  .paste-grid { grid-template-columns: repeat(2, 1fr); }
  .config-row { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .container { padding: 0 1rem; }
  .page-header-inner { flex-direction: column; align-items: flex-start; }
  .cards-grid { grid-template-columns: 1fr 1fr; }
  .section { padding: 1.5rem 0; }
  .paste-grid { grid-template-columns: 1fr 1fr; }
  .paste-col--today { grid-column: 1 / -1; }
  .chart-wrap { height: 180px; }
}

/* ── ANIMATIONS ──────────────────────────────────────────── */
@keyframes fadeUp { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:translateY(0); } }
.metric-card { animation: fadeUp .35s ease both; }
.metric-card:nth-child(1) { animation-delay: .04s; }
.metric-card:nth-child(2) { animation-delay: .08s; }
.metric-card:nth-child(3) { animation-delay: .12s; }
.metric-card:nth-child(4) { animation-delay: .16s; }
.metric-card:nth-child(5) { animation-delay: .20s; }

/* ── SCROLLBARS ──────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bdr-med); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--blue-200); }

/* ── UTILITY ─────────────────────────────────────────────── */
.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }