@import url("../common/styles.css");
@import url("../common/theme_resonance_shared.css");

.plate-tool-surface {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-radius: 22px;
  border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  background: linear-gradient(
    165deg,
    color-mix(in srgb, var(--panel) 90%, transparent),
    color-mix(in srgb, var(--bg) 90%, transparent)
  );
  box-shadow: 0 16px 44px color-mix(in srgb, var(--bg) 66%, transparent);
  padding: 16px;
}

.plate-thickness-page {
  display: flex;
  flex-direction: column;
  gap: var(--tl-section-gap, 14px);
}

.plate-results-section,
.plate-inputs-section {
  width: 100%;
}

.plate-results-section {
  gap: 14px;
}

.plate-surface-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.plate-surface-heading {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-width: 34rem;
}

.plate-surface-heading h2 {
  margin: 0;
}

.plate-section-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--tl-grid-gap, 16px);
}

.plate-section-heading h2 {
  margin-bottom: 4px;
}

.plate-preset-row {
  border: 1px solid var(--frame-ghost);
  border-radius: 14px;
  padding: 12px;
  background: color-mix(in srgb, var(--panel) 82%, var(--bg));
}

.plate-fit-field-preset {
  max-width: 320px;
}

.plate-fit-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  align-items: end;
}

.plate-fit-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: var(--type-meta-size);
  line-height: var(--type-meta-line);
  font-weight: var(--type-meta-weight);
  color: var(--muted);
}

.plate-fit-field input,
.plate-fit-field select {
  border: 1px solid color-mix(in srgb, var(--ink) 10%, transparent);
  border-radius: 8px;
  padding: 0.6rem 0.7rem;
  background: color-mix(in srgb, var(--ink) 5%, transparent);
  color: var(--ink);
  font-size: var(--type-label-size);
  line-height: var(--type-label-line);
  width: 100%;
  box-sizing: border-box;
  text-align: left;
}

.plate-fit-field input {
  min-height: 42px;
}

.plate-fit-field select:disabled {
  opacity: 1;
  color: var(--ink);
  cursor: default;
}

.plate-input-grid-regrouped {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: start;
  gap: var(--tl-grid-gap, 12px);
}

.plate-input-block {
  border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  border-radius: 20px;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--panel) 92%, transparent),
    color-mix(in srgb, var(--bg) 92%, transparent)
  );
  padding: 14px;
  gap: 12px;
}

.plate-input-block-target {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--blue) 18%, var(--panel)),
    color-mix(in srgb, var(--bg) 92%, transparent)
  );
}

.plate-input-block-panel {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--green) 18%, var(--panel)),
    color-mix(in srgb, var(--bg) 92%, transparent)
  );
}

.plate-input-block-modes {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--purple) 18%, var(--panel)),
    color-mix(in srgb, var(--bg) 92%, transparent)
  );
}

.input-block__copy {
  margin: -2px 0 2px;
}

.plate-results-grid {
  gap: 12px;
}

.result-card-primary {
  grid-column: span 2;
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 132px;
  border-radius: 20px;
  border: 1px solid color-mix(in srgb, var(--orange) 18%, transparent);
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--orange) 12%, var(--panel)),
    color-mix(in srgb, var(--bg) 92%, transparent)
  );
}

.result-card-primary .value {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
}

.plate-action-row .ghost-btn {
  border: 1px solid color-mix(in srgb, var(--ink) 16%, transparent);
  background: color-mix(in srgb, var(--panel) 70%, var(--bg));
  color: var(--ink);
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.plate-action-row .ghost-btn:hover {
  background: color-mix(in srgb, var(--panel-hover) 90%, var(--bg));
}

.tl-eq-block {
  margin-top: 16px;
}

.tl-eq-block h3 {
  margin: 0;
  font-size: var(--type-label-size);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tl-equation {
  font-family: "Cambria", "Georgia", serif;
  font-size: calc(var(--type-label-size) + 0.2rem);
  margin-top: 6px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.tl-eq-frac {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
}

.tl-eq-num,
.tl-eq-den {
  padding: 0 6px;
  text-align: center;
}

.tl-eq-den {
  border-top: 1px solid var(--muted);
  width: 100%;
}

@media (max-width: 900px) {
  .plate-section-heading {
    flex-direction: column;
    align-items: stretch;
  }

  .plate-surface-header {
    flex-direction: column;
    align-items: stretch;
  }

  .tl-action-row {
    justify-content: flex-start;
  }

  .plate-fit-controls {
    grid-template-columns: 1fr;
  }

  .plate-input-grid-regrouped {
    grid-template-columns: 1fr;
  }

  .result-card-primary {
    grid-column: span 1;
  }
}