/* ============================================================
   COSCA — componentes: bowtie, gráficos, simulador, formulário
   ============================================================ */

/* ---------- bowtie ---------- */
.bowtie { position: relative; }
.bowtie svg { display: block; overflow: visible; }
.bt-band { cursor: pointer; outline: none; transition: opacity 0.35s ease; }
.bt-band .bt-fill {
  fill: var(--paper-dim);
  stroke: var(--line);
  stroke-width: 1;
  transition: fill 0.35s ease;
}
.bt-band .bt-dots { color: var(--ink); opacity: 0; transition: opacity 0.35s ease; pointer-events: none; }
.bt-band:hover .bt-fill, .bt-band.is-active .bt-fill { fill: var(--bronze); }
.bt-band:hover .bt-dots, .bt-band.is-active .bt-dots { opacity: 0.25; color: var(--paper); }
.bt-band.is-dim { opacity: 0.45; }
.bt-band.is-active { opacity: 1; }
.bt-label {
  font-family: var(--mono); font-size: 15px; letter-spacing: 0.06em;
  fill: var(--ink); pointer-events: none;
}
.bt-band:hover .bt-label, .bt-band.is-active .bt-label { fill: var(--paper); }
.bt-band.is-active .bt-label { fill: var(--paper); }
.bt-knot-shape { fill: var(--ink); }
.bt-knot-label { font-family: var(--mono); font-size: 14px; letter-spacing: 0.14em; text-transform: uppercase; fill: var(--ink-soft); }
.bt-axis { stroke: var(--ink); stroke-width: 1.2; opacity: 0.55; }
.bt-particle { fill: var(--bronze); }
.bt-cp { fill: var(--paper); stroke: var(--ink); stroke-width: 1.4; }
.bt-cp-label { font-family: var(--mono); font-size: 12px; fill: var(--ink-faint); }
.bt-dir { font-family: var(--mono); font-size: 13px; letter-spacing: 0.18em; text-transform: uppercase; fill: var(--ink-faint); }

/* labels dentro de banda ativa precisam contrastar — bandas estreitas à esquerda */
@media (max-width: 760px) {
  .bt-label { font-size: 19px; }
  .bt-cp-label { font-size: 15px; }
  .bt-dir { font-size: 16px; }
}

.bt-panel {
  margin-top: clamp(20px, 3vw, 40px);
  border-top: 1px solid var(--line);
  padding-top: clamp(20px, 2.6vw, 34px);
  min-height: 170px;
}
.bt-panel-head { display: flex; align-items: baseline; gap: 20px; flex-wrap: wrap; margin-bottom: 14px; }
.bt-panel-num { color: var(--bronze); font-size: 0.72rem; }
.bt-panel-title { font-size: clamp(1.8rem, 3vw, 2.6rem); }
.bt-panel-dono { margin-left: auto; color: var(--ink-faint); font-size: 0.72rem; }
.bt-panel-obj { color: var(--ink-soft); max-width: 38em; margin-bottom: 18px; font-size: 1.05rem; }

/* ---------- raio-x do funil (barras) ---------- */
.xray { display: flex; flex-direction: column; gap: 0; }
.xray-row {
  display: grid; grid-template-columns: 150px 1fr 110px;
  gap: clamp(12px, 2vw, 28px); align-items: center;
  padding: 17px 0; border-top: 1px solid var(--line-soft);
}
.xray-row:last-child { border-bottom: 1px solid var(--line-soft); }
.xray-stage { font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-soft); }
.xray-bar-wrap { height: 38px; background: var(--paper-dim); border-radius: 3px; position: relative; overflow: hidden; }
.xray-bar {
  position: absolute; inset: 0 auto 0 0; width: 0%;
  background: var(--ink); border-radius: 3px;
  display: flex; align-items: center; justify-content: flex-end;
}
.xray-bar.alt { background: var(--bronze); }
.xray-val { font-family: var(--mono); font-size: 0.85rem; text-align: right; font-variant-numeric: tabular-nums; }
.xray-conv {
  display: flex; justify-content: flex-start; padding: 2px 0 2px 150px;
  font-family: var(--mono); font-size: 0.68rem; color: var(--bronze-deep); letter-spacing: 0.08em;
}
.xray-toggle { display: inline-flex; border: 1px solid var(--line); border-radius: 99px; overflow: hidden; }
.xray-toggle button {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase;
  background: transparent; color: var(--ink-soft); border: 0; cursor: pointer;
  padding: 11px 22px; transition: background 0.3s, color 0.3s;
}
.xray-toggle button.on { background: var(--ink); color: var(--paper); }

/* ---------- simulador ---------- */
.sim {
  display: grid; grid-template-columns: minmax(300px, 420px) 1fr;
  gap: clamp(28px, 4vw, 72px);
  align-items: start;
}
.sim-controls { display: flex; flex-direction: column; gap: 26px; }
.sim-field label { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 10px; }
.sim-field .sim-name { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-soft); }
.sim-field .sim-val { font-family: var(--mono); font-size: 0.95rem; font-variant-numeric: tabular-nums; }
.sim-field input[type="range"] {
  width: 100%; appearance: none; -webkit-appearance: none;
  height: 2px; background: var(--line); border-radius: 2px; outline: none; margin: 8px 0;
}
.sim-field input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--ink); border: 4px solid var(--paper);
  box-shadow: 0 0 0 1px var(--ink);
  cursor: grab;
}
.sim-field input[type="range"]::-moz-range-thumb {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--ink); border: 3px solid var(--paper);
  box-shadow: 0 0 0 1px var(--ink); cursor: grab;
}
.sim-out { display: flex; flex-direction: column; gap: 26px; }
.sim-numbers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.sim-card { background: var(--paper-dim); border-radius: 4px; padding: 20px 22px; }
.sim-card .sim-big { font-family: var(--serif); font-size: clamp(1.6rem, 2.6vw, 2.5rem); line-height: 1.05; font-variant-numeric: tabular-nums; white-space: nowrap; }
.sim-card .mono { color: var(--ink-faint); font-size: 0.64rem; display: block; margin-bottom: 8px; }
.sim-card.hl { background: var(--ink); color: var(--paper); }
.sim-card.hl .mono { color: var(--bronze-pale); }
.sim-chart { border: 1px solid var(--line); border-radius: 4px; padding: clamp(14px, 2vw, 28px); background: var(--paper); }
.sim-chart svg { display: block; width: 100%; }
.sim-note { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); }

/* ---------- dicionário de métricas ---------- */
.dict-row {
  display: grid; grid-template-columns: minmax(140px, 220px) 1fr;
  gap: clamp(16px, 3vw, 48px);
  padding: 22px 0; border-top: 1px solid var(--line-soft);
  transition: background 0.3s;
}
.dict-row:last-child { border-bottom: 1px solid var(--line-soft); }
.dict-term { font-family: var(--serif); font-size: 1.35rem; }
.dict-def { color: var(--ink-soft); font-size: 0.98rem; align-self: center; max-width: 44em; }

/* ---------- fases (metodologia) ---------- */
.fase {
  display: grid; grid-template-columns: minmax(120px, 200px) 1fr minmax(260px, 420px);
  gap: clamp(20px, 3.5vw, 64px);
  padding: clamp(40px, 5vw, 72px) 0;
  border-top: 1px solid var(--line);
}
.fase-num {
  font-family: var(--serif); font-size: clamp(3rem, 6vw, 6rem); line-height: 0.9;
  color: transparent; -webkit-text-stroke: 1px var(--ink-faint);
}
.fase h3 { font-size: clamp(1.7rem, 2.8vw, 2.6rem); margin-bottom: 16px; }
.fase .fase-meta { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--bronze-deep); margin-bottom: 12px; display: block; }
.fase p { color: var(--ink-soft); max-width: 34em; }
.fase ul { list-style: none; margin: 0; padding: 0; }
.fase ul li {
  padding: 11px 0 11px 26px; border-bottom: 1px solid var(--line-soft);
  font-size: 0.95rem; position: relative;
}
.fase ul li::before { content: "→"; position: absolute; left: 0; color: var(--bronze); }

/* ---------- formulário ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 28px; }
.form-field { display: flex; flex-direction: column; gap: 9px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-soft); }
.form-field input, .form-field select, .form-field textarea {
  font-family: var(--sans); font-size: 1.02rem; color: var(--ink);
  background: transparent; border: 0; border-bottom: 1px solid var(--line);
  padding: 10px 2px; outline: none; border-radius: 0;
  transition: border-color 0.3s;
}
.form-field textarea { resize: vertical; min-height: 110px; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { border-bottom-color: var(--bronze); }

/* ---------- princípios ---------- */
.princ {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.princ-card {
  border: 1px solid var(--line); border-radius: 4px;
  padding: clamp(24px, 2.6vw, 40px);
  min-height: 230px;
  display: flex; flex-direction: column; justify-content: space-between; gap: 24px;
}
.princ-card .princ-idx { font-family: var(--mono); font-size: 0.72rem; color: var(--bronze); letter-spacing: 0.12em; }
.princ-card h3 { font-size: clamp(1.4rem, 1.9vw, 1.9rem); margin-bottom: 10px; }
.princ-card p { color: var(--ink-soft); font-size: 0.95rem; }

@media (max-width: 960px) {
  .sim { grid-template-columns: 1fr; }
  .sim-numbers { grid-template-columns: 1fr 1fr; }
  .princ { grid-template-columns: 1fr; }
  .fase { grid-template-columns: 1fr; gap: 18px; }
  .xray-row { grid-template-columns: 92px 1fr 78px; }
  .xray-conv { padding-left: 92px; }
  .form-grid { grid-template-columns: 1fr; }
}