/* ============================================================
   SIGMA TECH INDIA — BANKING TOOLKIT
   Shared tool stylesheet (workbench/panels/inputs/KPIs/schedule)
   Used by /banking/* tool pages.
   ============================================================ */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

:root {
  --bg: #03050A;
  --surface: #0A0D14;
  --surface-elevated: #11151E;
  --border: rgba(255,255,255,0.06);
  --border-bright: rgba(111,168,214,0.32);
  --text: #ECEDF2;
  --text-soft: #B5B9C2;
  --text-muted: #8A8F9C;
  --text-dim: #52525B;
  --accent-steel: #6FA8D6;
  --accent-silver: #B5C9DD;
  --accent-warm: #C9AB7A;
  --accent-soft: rgba(111,168,214,0.10);
  --accent-grad: linear-gradient(135deg, #6FA8D6 0%, #B5C9DD 50%, #C9AB7A 100%);
  --good: #4ED483;
  --warn: #d97706;
  --bad: #FF7A8A;
  --radius: 12px;
  --radius-lg: 18px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.55;
}

body::before {
  content: '';
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
  z-index: 0;
}

a { color: inherit; text-decoration: none; }

/* ── Nav ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 14px 32px;
  background: linear-gradient(180deg, rgba(3,5,10,0.92) 0%, rgba(3,5,10,0.78) 100%);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
}
.nav-logo {
  display: inline-flex; align-items: center; gap: 11px;
  font-size: 15px; font-weight: 700;
  color: var(--text);
}
.nav-logo svg { color: var(--accent-steel); }
.nav-back {
  font-size: 12.5px; font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-soft);
  display: inline-flex; align-items: center; gap: 7px;
  transition: color 0.18s;
}
.nav-back:hover { color: var(--accent-steel); }
.nav-back::before { content: '←'; color: var(--accent-steel); font-weight: 600; }

/* ── Main / page head ── */
main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 40px 32px 28px;
  position: relative;
  z-index: 2;
}
.page-head { margin-bottom: 28px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--accent-steel);
  margin-bottom: 12px;
}
.eyebrow::before { content: ''; width: 6px; height: 6px; background: var(--accent-steel); border-radius: 50%; }
.page-head h2 {
  font-family: 'Inter', sans-serif;
  font-size: clamp(28px, 3.8vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 10px;
}
.page-head h2 em {
  font-style: normal;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-head p {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 680px;
}

/* ── Workbench ── */
.workbench {
  display: grid;
  grid-template-columns: 0.95fr 1.15fr;
  gap: 22px;
  align-items: start;
}
@media (max-width: 1024px) { .workbench { grid-template-columns: 1fr; } }

.panel {
  background: linear-gradient(180deg, rgba(255,255,255,0.025), rgba(255,255,255,0.008));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.45);
}
.panel-head {
  padding: 18px 24px 14px;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.panel-head::after {
  content: '';
  position: absolute;
  left: 24px; right: 24px;
  bottom: -1px; height: 1px;
  background: linear-gradient(to right, transparent, rgba(111,168,214,0.45) 50%, transparent);
}
.panel-head h3 {
  font-size: 16px; font-weight: 700;
  letter-spacing: -0.005em;
  display: flex; align-items: center; gap: 10px;
}
.panel-head h3 .num {
  font-size: 12px; color: var(--accent-steel); font-weight: 600; letter-spacing: 0.04em;
}
.panel-head p {
  margin-top: 3px; font-size: 12.5px; color: var(--text-muted);
}
.panel-body { padding: 22px 24px 24px; }

/* ── Inputs ── */
.field { margin-bottom: 14px; }
.field-label {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 11.5px; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--text-soft); margin-bottom: 7px;
}
.field-label .hint {
  font-size: 11px; font-weight: 500;
  letter-spacing: 0; text-transform: none;
  color: var(--text-muted);
}
.input-shell {
  display: flex; align-items: stretch;
  background: rgba(8,8,14,0.55);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.16s, box-shadow 0.16s;
}
.input-shell:focus-within {
  border-color: var(--accent-steel);
  box-shadow: 0 0 0 4px rgba(111,168,214,0.12);
}
.input-shell .prefix, .input-shell .suffix {
  display: flex; align-items: center;
  padding: 0 14px;
  font-size: 13.5px; font-weight: 600;
  color: var(--accent-steel);
  background: rgba(111,168,214,0.05);
}
.input-shell .prefix { border-right: 1px solid var(--border); border-radius: var(--radius) 0 0 var(--radius); }
.input-shell .suffix { border-left: 1px solid var(--border); border-radius: 0 var(--radius) var(--radius) 0; }
.input-shell input, .input-shell select {
  flex: 1; background: transparent;
  border: 0; outline: 0;
  color: var(--text);
  font-family: inherit;
  font-size: 15px; font-weight: 600;
  padding: 12px 14px;
  font-variant-numeric: tabular-nums;
  width: 100%;
}
.input-shell input::placeholder { color: var(--text-dim); font-weight: 500; }
.input-shell select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236FA8D6' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 34px; cursor: pointer;
}
.input-shell select option { background: #0A0D14; color: var(--text); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
@media (max-width: 540px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

.toggle-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px;
  background: rgba(111,168,214,0.03);
  border: 1px solid rgba(111,168,214,0.16);
  border-radius: var(--radius);
  margin-bottom: 14px;
}
.toggle-row-info h4 { font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 2px; }
.toggle-row-info p { font-size: 11.5px; color: var(--text-muted); }
.toggle { position: relative; width: 42px; height: 24px; flex-shrink: 0; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle .slider { position: absolute; cursor: pointer; inset: 0; background: rgba(255,255,255,0.12); border-radius: 24px; transition: background 0.2s; }
.toggle .slider::before { content: ''; position: absolute; height: 18px; width: 18px; left: 3px; bottom: 3px; background: #fff; border-radius: 50%; transition: transform 0.2s; }
.toggle input:checked + .slider { background: var(--accent-grad); }
.toggle input:checked + .slider::before { transform: translateX(18px); }

.seg {
  display: flex; gap: 4px; padding: 4px;
  background: rgba(8,8,14,0.55);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 14px;
}
.seg button {
  flex: 1; background: transparent; border: 0;
  color: var(--text-muted); font-family: inherit; font-weight: 600;
  font-size: 12px; letter-spacing: 0.03em;
  padding: 10px 12px; border-radius: 8px;
  cursor: pointer;
  transition: all 0.18s ease;
}
.seg button.active {
  background: var(--accent-grad);
  color: #0A0D14;
}

/* ── Buttons ── */
.actions { display: flex; gap: 10px; margin-top: 18px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 0; cursor: pointer;
  font-family: inherit;
  font-size: 13px; font-weight: 600;
  letter-spacing: 0.01em;
  transition: all 0.18s;
}
.btn-primary {
  background: var(--accent-grad);
  color: #0A0D14;
  flex: 1;
  box-shadow: 0 8px 24px rgba(111,168,214,0.28);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 12px 32px rgba(111,168,214,0.40); }
.btn-ghost {
  background: rgba(255,255,255,0.04);
  color: var(--text-soft);
  border: 1px solid var(--border);
}
.btn-ghost:hover { color: var(--text); background: rgba(255,255,255,0.08); }

/* ── KPI / results ── */
.results-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--border);
}
.results-summary.cols-2 { grid-template-columns: repeat(2, 1fr); }
.results-summary.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 540px) {
  .results-summary, .results-summary.cols-2, .results-summary.cols-4 { grid-template-columns: 1fr; }
}
.kpi {
  padding: 20px 22px;
  border-right: 1px solid var(--border);
}
.kpi:last-child { border-right: 0; }
@media (max-width: 540px) {
  .kpi { border-right: 0; border-bottom: 1px solid var(--border); }
  .kpi:last-child { border-bottom: 0; }
}
.kpi-label {
  font-size: 10.5px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 7px;
}
.kpi-val {
  font-family: 'Inter', sans-serif;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.018em;
  line-height: 1.05;
  font-variant-numeric: tabular-nums;
}
.kpi-val .currency {
  font-size: 14px;
  color: var(--accent-steel);
  font-weight: 600;
  margin-right: 3px;
}
.kpi-sub { margin-top: 4px; font-size: 11.5px; color: var(--text-muted); }
.kpi--accent .kpi-val { color: var(--accent-silver); }
.kpi--good .kpi-val { color: var(--good); }
.kpi--warn .kpi-val { color: var(--warn); }

/* ── Schedule table ── */
.schedule { padding: 20px 24px 26px; }
.schedule h4 { font-size: 14px; font-weight: 700; margin-bottom: 12px; letter-spacing: -0.005em; }
.schedule-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  max-height: 380px;
  overflow-y: auto;
}
.schedule-table {
  width: 100%; border-collapse: collapse;
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
}
.schedule-table thead th {
  background: rgba(8,8,14,0.65);
  color: var(--text-muted);
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 10px 12px; text-align: right;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0;
}
.schedule-table thead th:first-child { text-align: left; }
.schedule-table tbody td {
  padding: 9px 12px;
  border-bottom: 1px dashed var(--border);
  text-align: right;
  color: var(--text-soft);
}
.schedule-table tbody td:first-child {
  text-align: left; font-weight: 600; color: var(--text);
}
.schedule-table tbody tr.final { background: rgba(111,168,214,0.07); }
.schedule-table tbody tr.final td { color: var(--accent-silver); font-weight: 600; }

/* ── Comparison rows (for tools that compare) ── */
.compare {
  padding: 22px 24px 16px;
  border-bottom: 1px solid var(--border);
}
.compare h4 { font-size: 14px; font-weight: 700; margin-bottom: 12px; }
.compare-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  align-items: center;
}
.compare-row:last-child { border-bottom: 0; }
.compare-row.head {
  font-size: 10.5px; font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding-bottom: 8px;
}
.compare-row .lbl { color: var(--text-soft); }
.compare-row .v { color: var(--text); font-weight: 600; }
.compare-row .v.accent { color: var(--accent-silver); }
.compare-row .v.good { color: var(--good); }

/* ── Band + footer ── */
.band {
  margin-top: 24px;
  padding: 16px 22px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius);
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
}
.band a { color: var(--accent-steel); }

footer.appbar {
  margin-top: 32px;
  padding: 22px 32px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 11.5px;
  color: var(--text-muted);
  position: relative;
  z-index: 2;
}
footer.appbar a { color: var(--accent-steel); }

/* ── Error message ── */
.error {
  display: none;
  margin-bottom: 14px;
  padding: 12px 16px;
  background: rgba(220,38,38,0.10);
  border: 1px solid rgba(220,38,38,0.32);
  color: #fca5a5;
  border-radius: var(--radius);
  font-size: 12.5px;
}
.error.show { display: block; }

/* ── Responsive ── */
@media (max-width: 720px) {
  nav { padding: 12px 18px; }
  main { padding: 28px 18px 20px; }
  .panel-body { padding: 20px 18px; }
  .panel-head { padding: 16px 18px 12px; }
  .panel-head h3 { font-size: 15px; }
  .kpi { padding: 16px 20px; }
  .kpi-val { font-size: 24px; }
  .schedule { padding: 18px 18px 22px; }
  footer.appbar { padding: 18px; }
}