/* Calculadora online — client-side */

.calc-intro {
  margin-bottom: 12px;
  color: var(--dica-body);
}

.calc-intro strong {
  color: var(--dica-ink);
}

.calc-privacy {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 0 0 14px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--dica-border);
  background: var(--dica-surface-soft);
  color: var(--dica-body);
  font-size: 0.92rem;
  line-height: 1.45;
}

.calc-privacy svg {
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 1px;
  fill: var(--dica-action);
  max-width: none;
}

.calc-privacy strong {
  color: var(--dica-ink);
}

.calc-privacy-short {
  display: none;
}

.calc-app {
  --calc-accent: var(--dica-action, #2f5da8);
  --calc-accent-hover: var(--dica-action-hover, #244a86);
  --calc-accent-soft: var(--dica-action-soft, rgba(47, 93, 168, 0.12));
  --calc-accent-border: var(--dica-action-border, rgba(47, 93, 168, 0.35));
  --calc-op: #0f766e;
  --calc-op-bg: rgba(15, 118, 110, 0.12);
  --calc-eq: var(--dica-action, #2f5da8);
  --calc-danger: #c2410c;
  --calc-danger-bg: rgba(194, 65, 12, 0.12);
  --calc-key: var(--dica-surface-raised, #fff);
  --calc-key-ink: var(--dica-ink);
  --calc-display-bg: #0f172a;
  --calc-display-ink: #f8fafc;
  --calc-display-muted: #94a3b8;
  box-shadow: 0 0 0 1px var(--dica-border), 0 12px 32px var(--dica-shadow);
  border-radius: 16px;
  margin-bottom: 28px;
  background: var(--dica-surface);
  color: var(--dica-body);
  overflow: hidden;
}

html[data-theme="dark"] .calc-app {
  --calc-display-bg: #0b0f14;
  --calc-display-ink: #e8eaf0;
  --calc-display-muted: #9aa3b2;
  --calc-key: var(--dica-surface-raised);
}

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

.calc-app p {
  margin: 0;
}

.calc-app button {
  font: inherit;
}

.calc-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(240px, 0.85fr);
  gap: 0;
  align-items: stretch;
}

.calc-main,
.calc-side {
  min-width: 0;
  padding: 16px;
}

.calc-main {
  border-right: 1px solid var(--dica-border);
  background: var(--dica-surface);
}

.calc-side {
  background: var(--dica-surface-soft);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.calc-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.calc-modes {
  display: flex;
  gap: 4px;
  padding: 4px;
  border-radius: 12px;
  background: var(--dica-surface-soft);
  border: 1px solid var(--dica-border);
}

.calc-mode {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--dica-muted);
  border-radius: 9px;
  padding: 8px 14px;
  font-size: 0.84rem;
  font-weight: 750;
  cursor: pointer;
}

.calc-mode:hover {
  color: var(--dica-ink);
}

.calc-mode.is-active {
  background: var(--dica-surface);
  color: var(--dica-ink);
  box-shadow: 0 1px 3px var(--dica-shadow);
}

.calc-toolbar-spacer {
  flex: 1;
}

.calc-chip {
  appearance: none;
  border: 1px solid var(--dica-border);
  background: var(--dica-surface);
  color: var(--dica-ink);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
}

.calc-chip.is-active {
  border-color: var(--calc-accent-border);
  background: var(--calc-accent-soft);
  color: var(--calc-accent);
}

.calc-display-wrap {
  border-radius: 14px;
  background: var(--calc-display-bg);
  color: var(--calc-display-ink);
  padding: 14px 16px 16px;
  margin-bottom: 12px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.calc-expr {
  min-height: 1.3em;
  font-size: 0.9rem;
  color: var(--calc-display-muted);
  text-align: right;
  word-break: break-all;
  margin-bottom: 6px;
  font-variant-numeric: tabular-nums;
}

.calc-display {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--calc-display-ink);
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  font-weight: 700;
  text-align: right;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
  outline: none;
  padding: 0;
  min-height: 1.2em;
  word-break: break-all;
  user-select: text;
}

.calc-display-meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-top: 8px;
  font-size: 0.72rem;
  color: var(--calc-display-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
}

.calc-keys {
  display: grid;
  gap: 8px;
}

.calc-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.calc-row.is-sci {
  grid-template-columns: repeat(5, 1fr);
}

.calc-app .calc-btn {
  appearance: none;
  border: 1px solid var(--dica-border);
  background: var(--calc-key);
  color: var(--calc-key-ink) !important;
  border-radius: 12px;
  min-height: 56px;
  padding: 10px 6px;
  font-size: 1.15rem;
  font-weight: 750;
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease, transform 0.08s ease;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  line-height: 1.1;
}

.calc-app .calc-btn:hover {
  border-color: var(--calc-accent-border);
  background: var(--calc-accent-soft);
}

.calc-app .calc-btn:active,
.calc-app .calc-btn.is-pressed {
  transform: scale(0.97);
}

.calc-app .calc-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--calc-accent-soft);
  border-color: var(--calc-accent);
}

.calc-app .calc-btn-op {
  background: var(--calc-op-bg);
  border-color: rgba(15, 118, 110, 0.28);
  color: var(--calc-op) !important;
}

html[data-theme="dark"] .calc-app .calc-btn-op {
  color: #2dd4bf !important;
}

.calc-app .calc-btn-eq {
  background: var(--calc-eq);
  border-color: var(--calc-eq);
  color: #fff !important;
}

.calc-app .calc-btn-eq:hover {
  background: var(--calc-accent-hover);
  border-color: var(--calc-accent-hover);
  color: #fff !important;
}

.calc-app .calc-btn-fn {
  font-size: 0.92rem;
  background: var(--dica-surface-soft);
}

.calc-app .calc-btn-danger {
  background: var(--calc-danger-bg);
  border-color: rgba(194, 65, 12, 0.3);
  color: var(--calc-danger) !important;
}

.calc-app .calc-btn-mem {
  font-size: 0.85rem;
  font-weight: 800;
}

.calc-app .calc-btn-wide {
  grid-column: span 2;
}

.calc-sci[hidden],
.calc-app [hidden],
.calc-app .is-hidden {
  display: none !important;
}

.calc-card {
  background: var(--dica-surface);
  border: 1px solid var(--dica-border);
  border-radius: 14px;
  padding: 14px;
  box-shadow: 0 1px 2px var(--dica-shadow);
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.calc-card-label {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--dica-ink);
  opacity: 0.78;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.calc-card-actions {
  display: flex;
  gap: 6px;
}

.calc-mini-btn {
  appearance: none;
  border: 1px solid var(--dica-border);
  background: var(--dica-surface);
  color: var(--dica-ink);
  border-radius: 8px;
  padding: 5px 9px;
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
}

.calc-mini-btn:hover {
  border-color: var(--calc-accent-border);
  background: var(--calc-accent-soft);
}

.calc-mini-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.calc-history {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
  max-height: 340px;
  overflow: auto;
}

.calc-history li {
  border: 1px solid var(--dica-border);
  border-radius: 10px;
  background: var(--dica-surface-soft);
  padding: 8px 10px;
  cursor: pointer;
  transition: border-color 0.12s ease, background 0.12s ease;
}

.calc-history li:hover {
  border-color: var(--calc-accent-border);
  background: var(--calc-accent-soft);
}

.calc-history-expr {
  display: block;
  font-size: 0.78rem;
  color: var(--dica-muted);
  margin-bottom: 2px;
  word-break: break-all;
}

.calc-history-result {
  display: block;
  font-size: 1rem;
  font-weight: 800;
  color: var(--dica-ink);
  font-variant-numeric: tabular-nums;
  word-break: break-all;
}

.calc-history-empty {
  font-size: 0.84rem;
  color: var(--dica-muted);
  font-style: italic;
}

.calc-mem-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 10px;
}

.calc-mem-value {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--dica-ink);
  font-variant-numeric: tabular-nums;
  word-break: break-all;
}

.calc-mem-label {
  font-size: 0.78rem;
  color: var(--dica-muted);
  margin-bottom: 4px;
}

.calc-status {
  min-height: 1.15em;
  margin-top: 10px;
  font-size: 0.8rem;
  color: var(--dica-muted);
}

.calc-status.is-ok {
  color: #079455;
  font-weight: 700;
}

.calc-status.is-error {
  color: #d92d20;
  font-weight: 700;
}

.calc-tips {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.calc-tips li {
  border: 1px solid var(--dica-border);
  border-radius: 12px;
  background: var(--dica-surface-soft);
  padding: 14px;
  color: var(--dica-body);
}

.calc-tips strong {
  display: block;
  color: var(--dica-ink);
  margin-bottom: 4px;
}

.calc-faq details {
  border: 1px solid var(--dica-border);
  border-radius: 10px;
  background: var(--dica-surface);
  padding: 12px 14px;
  margin-bottom: 8px;
}

.calc-faq summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--dica-ink);
}

.calc-faq details[open] summary {
  margin-bottom: 8px;
}

.calc-faq details p {
  margin: 0;
  color: var(--dica-body);
  font-size: 0.95rem;
  line-height: 1.5;
}

.calc-kbd-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 20px;
  font-size: 0.92rem;
}

.calc-kbd-table th,
.calc-kbd-table td {
  border: 1px solid var(--dica-border);
  padding: 10px 12px;
  text-align: left;
  color: var(--dica-body);
}

.calc-kbd-table th {
  background: var(--dica-surface-soft);
  color: var(--dica-ink);
  font-weight: 700;
}

.calc-kbd-table kbd {
  display: inline-block;
  border: 1px solid var(--dica-border);
  border-bottom-width: 2px;
  border-radius: 6px;
  padding: 2px 7px;
  background: var(--dica-surface);
  font-size: 0.85em;
  font-weight: 700;
  color: var(--dica-ink);
}

.article .calc-app + h2,
.thecontent .calc-app + h2 {
  margin-top: 0.5rem;
}

@media screen and (max-width: 900px) {
  .calc-shell {
    grid-template-columns: 1fr;
  }

  .calc-main {
    border-right: 0;
    border-bottom: 1px solid var(--dica-border);
  }

  .calc-history {
    max-height: 220px;
  }
}

@media screen and (max-width: 560px) {
  .calc-main,
  .calc-side {
    padding: 12px;
  }

  .calc-app .calc-btn {
    min-height: 50px;
    font-size: 1.05rem;
    border-radius: 10px;
  }

  .calc-row.is-sci {
    grid-template-columns: repeat(4, 1fr);
  }

  .calc-privacy-full {
    display: none;
  }

  .calc-privacy-short {
    display: inline;
  }
}