/* ─── Navixar — Economics Branch ───
   1. TAM/SAM/SOM pyramid
   2. Unit economics widget
   3. Revenue ladder
   4. Milestone maths cards
   5. Return path comps chart
*/

/* ── 1. TAM pyramid ── */
.tam-wrap { padding: 36px; }
.tam-stack { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.tam-layer {
  display: flex; align-items: baseline; gap: 16px; justify-content: center;
  border-radius: 12px; padding: 18px 28px; cursor: pointer;
  border: 1px solid rgba(255,255,255,.08); transition: all .3s ease;
}
.tam-tam { width: 100%; background: rgba(0,113,227,.07); }
.tam-sam { width: 72%; background: rgba(0,113,227,.13); }
.tam-som { width: 46%; background: rgba(48,209,88,.12); border-color: rgba(48,209,88,.3); }
.tam-layer:hover { border-color: rgba(255,255,255,.35); transform: translateY(-2px); }
.tam-tag { font: 800 11px/1 'Space Grotesk', sans-serif; letter-spacing: 2px; color: var(--text-grey, #86868b); }
.tam-val { font: 700 clamp(18px, 2.6vw, 30px)/1 'Space Grotesk', sans-serif; color: var(--text-white, #f5f5f7); white-space: nowrap; }
.tam-som .tam-val { color: #30d158; }
.tam-lbl { font-size: 13px; color: var(--text-silver, #a1a1aa); }
.tam-detail {
  margin-top: 22px; min-height: 48px; font-size: 14px; line-height: 1.6;
  color: var(--text-silver, #a1a1aa); text-align: center; max-width: 720px;
  margin-left: auto; margin-right: auto; transition: opacity .25s ease;
}

/* ── 2. Unit economics widget ── */
.ue-wrap { padding: 36px; margin-top: 48px; }
.ue-controls { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-bottom: 36px; }
.ue-ctl label {
  display: flex; justify-content: space-between; align-items: baseline;
  font: 600 12px/1 Inter, sans-serif; letter-spacing: .5px; text-transform: uppercase;
  color: var(--text-grey, #86868b); margin-bottom: 12px;
}
.ue-ctl-val { font: 700 15px/1 'Space Grotesk', sans-serif; color: #2997ff; text-transform: none; letter-spacing: 0; }
.ue-ctl input[type="range"] {
  width: 100%; -webkit-appearance: none; appearance: none; height: 4px; border-radius: 2px;
  background: rgba(255,255,255,.12); outline: none; cursor: pointer;
}
.ue-ctl input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 18px; height: 18px; border-radius: 50%;
  background: #2997ff; border: 2px solid #0b0b0f; box-shadow: 0 0 0 1px rgba(41,151,255,.5), 0 2px 8px rgba(0,0,0,.6);
}
.ue-ctl input[type="range"]::-moz-range-thumb {
  width: 18px; height: 18px; border-radius: 50%; background: #2997ff;
  border: 2px solid #0b0b0f; box-shadow: 0 0 0 1px rgba(41,151,255,.5);
}
.ue-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.ue-col-title { font: 700 14px/1 'Space Grotesk', sans-serif; color: var(--text-white, #f5f5f7); margin-bottom: 14px; }
.ue-col-title em { font: 400 12px/1 Inter, sans-serif; color: var(--text-grey, #86868b); font-style: normal; }
.ue-col-title.us { color: #2997ff; }
.ue-bar { display: flex; height: 46px; border-radius: 10px; overflow: hidden; border: 1px solid rgba(255,255,255,.08); }
.ue-seg { display: flex; align-items: center; justify-content: center; min-width: 2px; transition: width .35s ease; position: relative; }
.ue-seg span { font: 700 10px/1 Inter, sans-serif; color: rgba(255,255,255,.92); white-space: nowrap; overflow: hidden; padding: 0 4px; }
.ue-legend { display: flex; flex-wrap: wrap; gap: 10px 18px; margin-top: 12px; }
.ue-leg-item { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--text-silver, #a1a1aa); }
.ue-leg-dot { width: 9px; height: 9px; border-radius: 3px; flex: none; }
.ue-note { margin-top: 14px; font-size: 12.5px; line-height: 1.55; color: var(--text-grey, #86868b); }
.ue-note.us { color: var(--text-silver, #a1a1aa); }
.ue-readouts {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  margin-top: 36px; padding-top: 28px; border-top: 1px solid rgba(255,255,255,.08);
}
.ue-ro { display: flex; flex-direction: column; gap: 6px; }
.ue-ro-val { font: 700 clamp(20px, 2.4vw, 30px)/1 'Space Grotesk', sans-serif; color: var(--text-white, #f5f5f7); }
.ue-ro-val.good { color: #30d158; }
.ue-ro-lbl { font-size: 12px; color: var(--text-grey, #86868b); }
.ue-benchmark {
  margin-top: 22px; padding: 14px 18px; border-radius: 10px;
  background: rgba(41,151,255,.07); border: 1px solid rgba(41,151,255,.2);
  font-size: 13.5px; line-height: 1.6; color: var(--text-silver, #a1a1aa);
}
.ue-benchmark strong { color: var(--text-white, #f5f5f7); }

/* ── 3. Revenue ladder ── */
.ladder { display: flex; flex-direction: column; gap: 14px; margin-top: 24px; }
.ladder-rung {
  border: 1px solid rgba(255,255,255,.08); border-radius: 14px;
  background: rgba(255,255,255,.02); overflow: hidden; transition: border-color .3s ease;
}
.ladder-rung:hover { border-color: rgba(255,255,255,.2); }
.ladder-rung.open { border-color: rgba(41,151,255,.35); background: rgba(0,113,227,.04); }
.lr-head {
  display: flex; align-items: center; gap: 18px; padding: 20px 24px; cursor: pointer;
  user-select: none;
}
.lr-num { font: 800 11px/1 'Space Grotesk', sans-serif; letter-spacing: 2px; color: #2997ff; flex: none; }
.lr-title { font: 700 clamp(14px, 1.8vw, 18px)/1.3 'Space Grotesk', sans-serif; color: var(--text-white, #f5f5f7); flex: 1; }
.lr-when { font-size: 12px; color: var(--text-grey, #86868b); white-space: nowrap; }
.lr-arrow { color: var(--text-grey, #86868b); transition: transform .3s ease; }
.ladder-rung.open .lr-arrow { transform: rotate(180deg); }
.lr-body { max-height: 0; overflow: hidden; transition: max-height .45s ease; }
.ladder-rung.open .lr-body { max-height: 640px; }
.lr-cols { display: grid; grid-template-columns: 1fr 1.3fr; gap: 28px; padding: 4px 24px 26px; }
.lr-fact { display: flex; flex-direction: column; gap: 4px; margin-bottom: 18px; }
.lr-big { font: 700 clamp(20px, 2.6vw, 30px)/1.1 'Space Grotesk', sans-serif; color: #30d158; }
.lr-fact span:last-child { font-size: 13px; line-height: 1.5; color: var(--text-silver, #a1a1aa); }
.lr-why p { font-size: 14px; line-height: 1.7; color: var(--text-silver, #a1a1aa); }
.lr-why strong { color: var(--text-white, #f5f5f7); }

/* ── 4. Milestone maths ── */
.mm-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.mm-card { padding: 28px; cursor: pointer; }
.mm-year { font: 800 12px/1 'Space Grotesk', sans-serif; letter-spacing: 2px; color: var(--text-grey, #86868b); }
.mm-rev { font: 700 clamp(24px, 3vw, 36px)/1.1 'Space Grotesk', sans-serif; color: #30d158; margin: 12px 0 10px; }
.mm-what { font-size: 14px; line-height: 1.6; color: var(--text-silver, #a1a1aa); }
.mm-assume { max-height: 0; overflow: hidden; transition: max-height .4s ease, margin .4s ease; margin-top: 0; }
.mm-card[data-open="true"] .mm-assume { max-height: 340px; margin-top: 18px; }
.mm-a-title {
  font: 700 10px/1 Inter, sans-serif; letter-spacing: 2px; text-transform: uppercase;
  color: #2997ff; margin-bottom: 8px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.08);
}
.mm-assume p { font-size: 12.5px; line-height: 1.65; color: var(--text-grey, #86868b); }
.mm-card::after {
  content: 'Assumptions ▾'; display: block; margin-top: 14px;
  font: 600 11px/1 Inter, sans-serif; color: #2997ff; opacity: .8;
}
.mm-card[data-open="true"]::after { content: 'Assumptions ▴'; }

/* ── 5. Return path chart ── */
.rp-chart { padding: 36px; margin-top: 40px; }
.rp-row {
  display: grid; grid-template-columns: 150px 1fr 96px; align-items: center; gap: 16px;
  padding: 9px 10px; border-radius: 10px; cursor: pointer; transition: background .25s ease;
}
.rp-row:hover { background: rgba(255,255,255,.04); }
.rp-name { font: 700 14px/1.2 'Space Grotesk', sans-serif; color: var(--text-white, #f5f5f7); }
.rp-name em { font: 400 11px/1 Inter, sans-serif; color: var(--text-grey, #86868b); font-style: normal; display: block; margin-top: 3px; }
.rp-track { height: 22px; border-radius: 6px; background: rgba(255,255,255,.05); overflow: hidden; }
.rp-fill {
  height: 100%; width: 0; border-radius: 6px;
  background: linear-gradient(90deg, rgba(0,113,227,.55), rgba(41,151,255,.85));
  transition: width 1.1s cubic-bezier(.22,1,.36,1);
}
.rp-fill.hl { background: linear-gradient(90deg, rgba(233,30,99,.55), rgba(233,30,99,.9)); }
.rp-fill.india {
  background: repeating-linear-gradient(45deg, rgba(255,59,48,.35), rgba(255,59,48,.35) 6px, rgba(255,59,48,.12) 6px, rgba(255,59,48,.12) 12px);
  border: 1px dashed rgba(255,59,48,.6);
}
.rp-val { font: 700 15px/1 'Space Grotesk', sans-serif; color: var(--text-white, #f5f5f7); text-align: right; }
.rp-india .rp-val { color: #ff453a; }
.rp-note {
  margin-top: 20px; min-height: 44px; font-size: 13.5px; line-height: 1.6;
  color: var(--text-silver, #a1a1aa); border-top: 1px solid rgba(255,255,255,.08); padding-top: 16px;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .ue-controls, .ue-readouts, .mm-grid { grid-template-columns: 1fr; }
  .ue-compare, .lr-cols { grid-template-columns: 1fr; }
  .tam-sam { width: 88%; } .tam-som { width: 72%; }
  .tam-layer { flex-wrap: wrap; padding: 14px 18px; gap: 8px 14px; }
  .rp-row { grid-template-columns: 104px 1fr 78px; }
  .lr-head { flex-wrap: wrap; gap: 8px 14px; }
}