/**
 * Nepal Calculators Hub v1.2.4 — premium mobile-first UI
 * Clean edges, IRN light/dark tokens, print-ready report shell
 */

.nch-app {
  --nch-ink: var(--irn-ink, #0b1f33);
  --nch-navy: var(--irn-navy, #07315c);
  --nch-cyan: var(--irn-cyan, #0f8b8d);
  --nch-line: var(--irn-line, rgba(7, 49, 92, 0.1));
  --nch-muted: var(--irn-muted, #5b6b7c);
  --nch-surface: var(--irn-surface, #ffffff);
  --nch-soft: var(--irn-soft, #f3f7fb);
  --nch-mint: var(--irn-mint, #e6f6f5);
  --nch-accent: #0f8b8d;
  --nch-accent-2: #0a5f8c;
  --nch-radius: 16px;
  --nch-pad: 16px;
  --nch-gap: 12px;

  color: var(--nch-ink);
  background: var(--nch-surface);
  border: 1px solid var(--nch-line);
  border-radius: var(--nch-radius);
  width: 100%;
  max-width: 100%;
  margin: 0 0 1.5rem;
  box-sizing: border-box;
  font-family: inherit;
  overflow: visible;
  isolation: isolate;
  box-shadow: 0 1px 0 rgba(7, 49, 92, 0.04), 0 10px 28px rgba(7, 49, 92, 0.05);
}

html[data-irn-theme="dark"] .nch-app,
.nch-app[data-theme="dark"] {
  --nch-ink: var(--irn-ink, #e8eef6);
  --nch-navy: var(--irn-navy, #f1f5f9);
  --nch-line: var(--irn-line, rgba(148, 163, 184, 0.2));
  --nch-muted: var(--irn-muted, #94a3b8);
  --nch-surface: var(--irn-surface, #0f172a);
  --nch-soft: var(--irn-soft, #1a2436);
  --nch-mint: rgba(15, 139, 141, 0.16);
  --nch-accent: #2dd4bf;
  --nch-accent-2: #38bdf8;
  background: var(--nch-surface);
  border-color: var(--nch-line);
  color: var(--nch-ink);
  box-shadow: none;
}

.nch-app *,
.nch-app *::before,
.nch-app *::after {
  box-sizing: border-box;
}

/* Mobile: break out of theme 16px gutters (never 100vw) */
@media (max-width: 960px) {
  .nch-app.nch-embed,
  .entry-content .nch-app,
  .irn-page-card .nch-app,
  .irn-article .nch-app,
  .irn-canvas__inner .nch-app,
  .elementor-widget-container .nch-app {
    width: calc(100% + 32px) !important;
    max-width: none !important;
    margin-left: -16px !important;
    margin-right: -16px !important;
    border-radius: 0 !important;
    border-left: 0 !important;
    border-right: 0 !important;
    box-shadow: none !important;
  }

  .nch-app {
    --nch-pad: 12px;
    --nch-gap: 10px;
  }
}

/* ── Header ── */
.nch-app__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px var(--nch-pad) 16px;
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--nch-cyan) 12%, var(--nch-soft)) 0%, var(--nch-soft) 72%);
  border-bottom: 1px solid var(--nch-line);
  border-radius: var(--nch-radius) var(--nch-radius) 0 0;
  overflow: visible;
}

@media (max-width: 960px) {
  .nch-app__head {
    border-radius: 0;
    padding: 16px var(--nch-pad) 14px;
  }
}

.nch-app__head-text {
  min-width: 0;
  flex: 1 1 auto;
  overflow: visible;
}

.nch-app__title {
  margin: 0 0 6px;
  padding: 0;
  font-size: clamp(1.2rem, 4vw, 1.5rem);
  line-height: 1.25;
  letter-spacing: -0.025em;
  color: var(--nch-navy);
  font-weight: 800;
  overflow: visible;
  white-space: normal;
  word-break: normal;
}

.nch-app__sub {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.45;
  color: var(--nch-muted);
  max-width: 48ch;
}

.nch-bank-chip {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 8px;
  margin: 0;
  padding: 8px var(--nch-pad) 0;
  font-size: 0.82rem;
  color: var(--nch-muted);
}
.nch-bank-chip__label {
  font-weight: 600;
  letter-spacing: 0.01em;
}
.nch-bank-chip strong {
  color: var(--nch-navy);
  font-weight: 800;
}

.nch-app__badge {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--nch-surface);
  color: var(--nch-cyan);
  font-weight: 800;
  font-size: 1.05rem;
  border: 1px solid var(--nch-line);
  box-shadow: 0 4px 12px rgba(7, 49, 92, 0.06);
}

/* ── Chips ── */
.nch-presets,
.nch-tabs,
.nch-break__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px var(--nch-pad) 0;
}

.nch-presets {
  flex-wrap: nowrap;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  padding-bottom: 4px;
  mask-image: linear-gradient(90deg, #000 92%, transparent);
}

.nch-presets .nch-chip {
  flex: 0 0 auto;
  white-space: nowrap;
}

.nch-chip {
  appearance: none;
  border: 1px solid var(--nch-line);
  background: var(--nch-surface);
  color: var(--nch-ink);
  border-radius: 12px;
  padding: 8px 14px;
  font-size: 0.76rem;
  font-weight: 700;
  line-height: 1.1;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
  -webkit-tap-highlight-color: transparent;
}

.nch-chip:hover {
  border-color: color-mix(in srgb, var(--nch-cyan) 50%, var(--nch-line));
}

.nch-chip.is-active,
.nch-chip[aria-pressed="true"] {
  background: linear-gradient(135deg, #0f8b8d, #0a6f8a);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 6px 14px rgba(15, 139, 141, 0.28);
}

/* ── Grid ── */
.nch-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: var(--nch-gap);
  padding: 14px var(--nch-pad) 12px;
}

@media (max-width: 760px) {
  .nch-grid {
    grid-template-columns: 1fr;
  }
}

.nch-panel {
  background: var(--nch-soft);
  border: 1px solid var(--nch-line);
  border-radius: 14px;
  padding: 14px;
  min-width: 0;
}

.nch-panel--results {
  background: transparent;
  border: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Hero result card */
.nch-hero-card {
  position: relative;
  text-align: center;
  padding: 22px 16px 18px;
  border-radius: 18px;
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(45, 212, 191, 0.28), transparent 55%),
    linear-gradient(125deg, #0a7f9e 0%, #07315c 52%, #0b4f8a 100%);
  color: #fff;
  box-shadow: 0 14px 30px rgba(7, 49, 92, 0.22);
  overflow: hidden;
}

.nch-hero-card::after {
  content: "";
  position: absolute;
  inset: auto -20% -55% 40%;
  height: 120%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.14), transparent 60%);
  pointer-events: none;
}

.nch-hero-card__label {
  display: block;
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.88;
  margin-bottom: 8px;
}

.nch-hero-card__value {
  display: block;
  font-size: clamp(1.65rem, 6vw, 2.2rem);
  line-height: 1.1;
  letter-spacing: -0.035em;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
}

.nch-hero-card__sub {
  margin: 10px 0 0;
  font-size: 0.76rem;
  line-height: 1.4;
  opacity: 0.9;
  font-weight: 550;
}

.nch-hero-card__value.popped,
.nch-metric__value.popped {
  animation: nch-pop 0.28s ease;
}

@keyframes nch-pop {
  0% { transform: scale(0.97); opacity: 0.65; }
  100% { transform: scale(1); opacity: 1; }
}

/* Metric tiles */
.nch-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.nch-metric {
  background: var(--nch-surface);
  border: 1px solid var(--nch-line);
  border-radius: 14px;
  padding: 12px;
  min-width: 0;
}

.nch-metric[hidden] { display: none !important; }

.nch-metric--wide {
  grid-column: 1 / -1;
}

.nch-metric__label {
  display: block;
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--nch-muted);
  margin-bottom: 5px;
}

.nch-metric__value {
  display: block;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  word-break: break-word;
}

.nch-metric--blue .nch-metric__value { color: #0b4f8a; }
.nch-metric--green .nch-metric__value { color: #0f8b8d; }
.nch-metric--violet .nch-metric__value { color: #0a5f8c; }
.nch-metric--cyan .nch-metric__value { color: #0891b2; }
.nch-metric--orange .nch-metric__value { color: #c2410c; }

html[data-irn-theme="dark"] .nch-metric--blue .nch-metric__value,
.nch-app[data-theme="dark"] .nch-metric--blue .nch-metric__value { color: #38bdf8; }
html[data-irn-theme="dark"] .nch-metric--green .nch-metric__value,
.nch-app[data-theme="dark"] .nch-metric--green .nch-metric__value { color: #2dd4bf; }
html[data-irn-theme="dark"] .nch-metric--violet .nch-metric__value,
.nch-app[data-theme="dark"] .nch-metric--violet .nch-metric__value { color: #7dd3fc; }
html[data-irn-theme="dark"] .nch-metric--cyan .nch-metric__value,
.nch-app[data-theme="dark"] .nch-metric--cyan .nch-metric__value { color: #67e8f9; }
html[data-irn-theme="dark"] .nch-metric--orange .nch-metric__value,
.nch-app[data-theme="dark"] .nch-metric--orange .nch-metric__value { color: #fdba74; }

/* Portfolio / payment split */
.nch-split {
  background: var(--nch-surface);
  border: 1px solid var(--nch-line);
  border-radius: 16px;
  padding: 14px 12px 16px;
}

.nch-split__title {
  text-align: center;
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--nch-muted);
  margin-bottom: 10px;
}

.nch-donut {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-top: 0;
}

.nch-donut__ring {
  position: relative;
  width: 168px;
  height: 168px;
}

.nch-donut svg {
  transform: rotate(-90deg);
  display: block;
}

.nch-donut__center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  text-align: center;
}

.nch-donut__center strong {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--nch-navy);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.nch-donut__center span {
  font-size: 0.72rem;
  color: var(--nch-muted);
  font-weight: 650;
}

.nch-donut__track {
  fill: none;
  stroke: color-mix(in srgb, var(--nch-line) 85%, transparent);
  stroke-width: 14;
}

.nch-donut__a,
.nch-donut__b {
  fill: none;
  stroke-width: 14;
  stroke-linecap: butt;
  transition: stroke-dasharray 0.35s ease, stroke-dashoffset 0.35s ease;
}

.nch-donut__a { stroke: #0b4f8a; }
.nch-donut__b { stroke: #0f8b8d; }

.nch-donut__legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  font-size: 0.74rem;
  color: var(--nch-muted);
  font-weight: 650;
}

.nch-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 5px;
  vertical-align: middle;
}

.nch-dot--a { background: #0b4f8a; }
.nch-dot--b { background: #0f8b8d; }

.nch-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 2px;
}

.nch-actions .nch-btn {
  flex: 1 1 calc(55% - 4px);
}

.nch-actions .nch-btn--ghost {
  flex: 1 1 calc(45% - 4px);
  width: auto;
}
.nch-field {
  margin: 0 0 14px;
}

.nch-field__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.nch-field__label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--nch-navy);
  margin: 0;
}

.nch-field__value {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--nch-surface);
  border: 1px solid var(--nch-line);
  border-radius: 10px;
  padding: 5px 10px;
  font-size: 0.78rem;
  font-weight: 650;
  color: var(--nch-muted);
}

.nch-field__value input[type="number"] {
  width: 7.4rem;
  max-width: 40vw;
  border: 0;
  background: transparent;
  color: var(--nch-ink);
  font-size: 16px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  text-align: right;
  padding: 2px 0;
  outline: none;
  -moz-appearance: textfield;
}

.nch-field__value input[type="number"]::-webkit-outer-spin-button,
.nch-field__value input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.nch-range {
  width: 100%;
  height: 28px;
  margin: 0;
  accent-color: var(--nch-cyan);
  touch-action: pan-x;
  cursor: pointer;
}

.nch-check {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 2px 0 14px;
  font-size: 0.8rem;
  color: var(--nch-ink);
  cursor: pointer;
}

.nch-check input {
  margin-top: 2px;
  accent-color: var(--nch-cyan);
}

/* ── Buttons ── */
.nch-btn {
  appearance: none;
  width: 100%;
  border: 0;
  border-radius: 12px;
  padding: 13px 14px;
  background: linear-gradient(135deg, var(--nch-accent), var(--nch-accent-2));
  color: #fff;
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: transform 0.12s ease, filter 0.15s ease;
  -webkit-tap-highlight-color: transparent;
}

.nch-btn:hover { filter: brightness(1.04); }
.nch-btn:active { transform: scale(0.985); }

.nch-btn--ghost {
  width: auto;
  flex: 1 1 calc(50% - 4px);
  min-width: 0;
  background: var(--nch-surface);
  color: var(--nch-navy);
  border: 1px solid var(--nch-line);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 11px 12px;
}

/* ── Breakdown ── */
.nch-break {
  margin: 4px var(--nch-pad) 14px;
  border: 1px solid var(--nch-line);
  border-radius: 14px;
  background: var(--nch-surface);
  overflow: hidden;
}

.nch-break > summary {
  list-style: none;
  cursor: pointer;
  padding: 13px 14px;
  font-weight: 750;
  color: var(--nch-navy);
  font-size: 0.9rem;
}

.nch-break > summary::-webkit-details-marker { display: none; }

.nch-break > summary::after {
  content: "+";
  float: right;
  color: var(--nch-muted);
  font-weight: 700;
}

.nch-break[open] > summary::after { content: "−"; }

.nch-break__tabs {
  padding-top: 0;
  padding-bottom: 8px;
}

.nch-table-wrap {
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0 10px 12px;
  max-height: 340px;
}

.nch-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
}

.nch-table th,
.nch-table td {
  padding: 8px 6px;
  text-align: right;
  border-bottom: 1px solid var(--nch-line);
  white-space: nowrap;
}

.nch-table th:first-child,
.nch-table td:first-child {
  text-align: left;
  position: sticky;
  left: 0;
  background: var(--nch-surface);
}

.nch-table th {
  color: var(--nch-muted);
  font-weight: 700;
  position: sticky;
  top: 0;
  background: var(--nch-soft);
  z-index: 1;
}

.nch-table th:first-child {
  z-index: 2;
  background: var(--nch-soft);
}

.nch-table td {
  color: var(--nch-ink);
  font-weight: 600;
}

/* ── Trust footer ── */
.nch-trust {
  padding: 14px var(--nch-pad) 16px;
  border-top: 1px solid var(--nch-line);
  background: var(--nch-soft);
  border-radius: 0 0 var(--nch-radius) var(--nch-radius);
}

@media (max-width: 960px) {
  .nch-trust { border-radius: 0; }
}

.nch-trust__formula {
  margin: 0 0 6px;
  font-size: 0.74rem;
  line-height: 1.45;
  color: var(--nch-navy);
  font-weight: 650;
}

.nch-trust__disc {
  margin: 0;
  font-size: 0.72rem;
  line-height: 1.45;
  color: var(--nch-muted);
}

.nch-app.is-calculating {
  opacity: 0.92;
  pointer-events: none;
}

.nch-hub {
  margin: 8px 0 20px;
  padding: 14px 12px 16px;
  border: 1px solid var(--nch-line);
  border-radius: var(--nch-radius);
  background: var(--nch-surface);
}
.nch-hub__title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--nch-navy);
  letter-spacing: -0.02em;
}
.nch-hub__sub {
  margin: 4px 0 14px;
  color: var(--nch-muted);
  font-size: 0.86rem;
}
.nch-hub__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
@media (min-width: 640px) {
  .nch-hub__grid { grid-template-columns: 1fr 1fr; }
}
.nch-hub__card {
  display: block;
  padding: 14px 14px 15px;
  border: 1px solid var(--nch-line);
  border-radius: 14px;
  background: var(--nch-soft);
  text-decoration: none;
  color: inherit;
}
.nch-hub__card strong {
  display: block;
  margin-bottom: 4px;
  color: var(--nch-navy);
  font-size: 0.98rem;
}
.nch-hub__card span {
  color: var(--nch-muted);
  font-size: 0.82rem;
  line-height: 1.4;
}

/* Keep SEO / custom HTML readable beside full-bleed calculator */
@media (max-width: 960px) {
  .entry-content > p,
  .entry-content > h1,
  .entry-content > h2,
  .entry-content > h3,
  .entry-content > h4,
  .entry-content > ul,
  .entry-content > ol,
  .irn-page-card .entry-content .elementor-widget-text-editor,
  .irn-page-card .entry-content .elementor-widget-html,
  .irn-page-card .entry-content .elementor-widget-heading,
  .irn-article .entry-content .elementor-widget-text-editor,
  .irn-article .entry-content .elementor-widget-html {
    padding-left: 16px !important;
    padding-right: 16px !important;
    box-sizing: border-box;
  }
  .nch-actions {
    padding-bottom: calc(8px + var(--irn-safe-b, env(safe-area-inset-bottom, 0px)));
  }
}