/* ==========================================================================
   seed-card.css
   --------------------------------------------------------------------------
   Purpose
   - A dimensional Spw-native vessel for capturing, shaping, and transmitting
     annual seeds.
   - Role: vessel — holds the shape of intent after the feeling fades.
   - Form: brace / layered vessel — left edge accumulates, right edge releases.
   - State contract: empty → filling → complete → sealed
   - Serialization: ^seed[...]{...} Spw block

   Design goals
   - Feel native to the Spw ecosystem rather than merely "form-like".
   - Expose semantic depth, substrate, staging, and projection through CSS.
   - Give JS rich variables and state hooks without requiring layout rewrites.
   - Produce screenshot-friendly material with visible semantic charge.
   ========================================================================== */

/* ==========================================================================
   1. Root card variables
   ========================================================================== */

.seed-card {
  --card-charge: 0; /* 0 → 1, driven by JS as fields fill */
  --seed-depth: 1;
  --seed-surface-opacity: calc(0.92 + (var(--card-charge) * 0.04));
  --seed-border-alpha: calc(0.10 + var(--card-charge) * 0.18);

  --seed-accent: var(--op-frame-color, var(--teal, #008080));
  --seed-accent-soft:
    color-mix(in srgb, var(--seed-accent) 18%, transparent);
  --seed-accent-quiet:
    color-mix(in srgb, var(--seed-accent) 9%, transparent);
  --seed-ink: var(--ink, rgba(14, 18, 20, 0.92));
  --seed-ink-soft: var(--ink-soft, rgba(14, 18, 20, 0.68));
  --seed-ink-mid: var(--ink-mid, rgba(14, 18, 20, 0.52));
  --seed-ink-faint: var(--ink-faint, rgba(14, 18, 20, 0.2));

  --seed-left-glow:
    color-mix(
      in srgb,
      var(--seed-accent) calc(8% + (var(--card-charge) * 12%)),
      transparent
    );
  --seed-right-release:
    color-mix(
      in srgb,
      var(--op-surface-color, var(--seed-accent)) calc(4% + (var(--card-charge) * 8%)),
      transparent
    );

  --seed-frame-line:
    color-mix(in srgb, var(--seed-accent) 28%, rgba(14, 18, 20, var(--seed-border-alpha)));
  --seed-frame-line-strong:
    color-mix(in srgb, var(--seed-accent) 42%, transparent);

  --seed-radius: var(--radius, 10px);
  --seed-radius-tight: var(--radius-sm, 6px);
  --seed-radius-pill: var(--radius-pill, 999px);

  --seed-pad-x: 1.1rem;
  --seed-pad-y: 0.9rem;
  --seed-field-gap: 0.5rem;
  --seed-transition-fast: var(--touch-acknowledge, 90ms);
  --seed-transition-base: var(--touch-commit, 180ms);
  --seed-transition-emit: var(--touch-emit, 360ms);

  width: min(420px, 100%);
  margin-inline: auto;

  position: relative;
  overflow: hidden;
  isolation: isolate;

  display: grid;
  grid-template-rows: auto auto 1fr auto;

  background:
    linear-gradient(
      180deg,
      color-mix(in srgb, var(--surface-strong) calc(var(--seed-surface-opacity) * 100%), transparent),
      color-mix(in srgb, var(--surface-strong) 96%, transparent)
    );
  border: var(--line-thin, 1px) solid rgba(14, 18, 20, var(--seed-border-alpha));
  border-left: 2px solid color-mix(in srgb, var(--seed-accent) calc(20% + var(--card-charge) * 50%), transparent);
  border-right: 1px solid color-mix(in srgb, var(--op-surface-color, var(--seed-accent)) 10%, transparent);
  border-radius: var(--seed-radius);

  box-shadow:
    0 1px 3px rgba(14, 18, 20, 0.04),
    0 6px 18px rgba(14, 18, 20, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.46);

  transition:
    border-color var(--seed-transition-base) var(--ease-precise, ease),
    box-shadow var(--seed-transition-base) var(--ease-precise, ease),
    background var(--seed-transition-base) var(--ease-precise, ease),
    transform var(--seed-transition-fast) var(--ease-precise, ease);
}

/* grain overlay */
.seed-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.025;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="200" height="200"><filter id="n"><feTurbulence type="fractalNoise" baseFrequency="0.75" numOctaves="4" stitchTiles="stitch"/><feColorMatrix type="saturate" values="0"/></filter><rect width="200" height="200" filter="url(%23n)" opacity="0.5"/></svg>');
  background-size: 200px 200px;
}

/* dimensional wash */
.seed-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(to right, var(--seed-left-glow), transparent 24%),
    linear-gradient(to left, var(--seed-right-release), transparent 18%);
  opacity: 1;
}

/* semantic corner brace hints */
.seed-card > * {
  position: relative;
  z-index: 1;
}

.seed-card > :first-child::before,
.seed-card > :last-child::after {
  content: "";
  position: absolute;
  pointer-events: none;
  opacity: calc(0.28 + var(--card-charge) * 0.22);
  transition: opacity var(--seed-transition-base) var(--ease-precise, ease),
              border-color var(--seed-transition-base) var(--ease-precise, ease);
}

.seed-card > :first-child::before {
  top: 0.42rem;
  left: 0.42rem;
  width: 1.35rem;
  height: 0.95rem;
  border-top: 1.5px solid color-mix(in srgb, var(--seed-accent) 34%, transparent);
  border-left: 1.5px solid color-mix(in srgb, var(--seed-accent) 34%, transparent);
  border-top-left-radius: 0.8rem;
}

.seed-card > :last-child::after {
  right: 0.42rem;
  bottom: 0.42rem;
  width: 1.35rem;
  height: 0.95rem;
  border-right: 1.5px solid color-mix(in srgb, var(--op-surface-color, var(--seed-accent)) 26%, transparent);
  border-bottom: 1.5px solid color-mix(in srgb, var(--op-surface-color, var(--seed-accent)) 26%, transparent);
  border-bottom-right-radius: 0.8rem;
}

/* ==========================================================================
   2. Header
   ========================================================================== */

.seed-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.9rem var(--seed-pad-x) 0.65rem;
  border-bottom: var(--line-hair, 0.5px) solid rgba(14, 18, 20, 0.08);
  background:
    linear-gradient(
      180deg,
      color-mix(in srgb, var(--seed-accent) 4%, transparent),
      transparent 75%
    );
}

.seed-card-sigil {
  color: var(--seed-accent);
  opacity: 0.75;
  user-select: none;
  letter-spacing: 0.02em;
  font-family: var(--site-mono-font, monospace);
  font-size: 0.68rem;
}

.seed-card-header-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  flex-wrap: wrap;
  margin-left: auto;
}

.seed-card-state-chip,
.seed-card-depth-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.22rem;
  min-height: 1.4rem;
  padding: 0.12rem 0.42rem;
  border: 1px solid color-mix(in srgb, var(--seed-accent) 18%, transparent);
  border-radius: var(--seed-radius-pill);
  background: color-mix(in srgb, var(--surface-soft, #fff) 90%, transparent);
  color: var(--seed-ink-soft);
  font-family: var(--site-mono-font, monospace);
  font-size: 0.58rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.seed-card-year {
  cursor: text;
  outline: none;
  padding-inline: 0.1em;
  border-radius: 2px;
  transition: background var(--seed-transition-fast);
}

.seed-card-year:focus {
  background: color-mix(in srgb, var(--seed-accent) 10%, transparent);
}

/* ==========================================================================
   3. Pivot selector
   ========================================================================== */

.seed-card-pivot {
  display: flex;
  gap: 0.3rem;
  flex-wrap: wrap;
  padding: 0.4rem var(--seed-pad-x);
  border-bottom: var(--line-hair, 0.5px) solid rgba(14, 18, 20, 0.06);
  background:
    linear-gradient(
      90deg,
      color-mix(in srgb, var(--seed-accent) 4%, transparent),
      transparent 38%
    );
}

.seed-pivot-btn {
  position: relative;
  font-family: var(--site-mono-font, monospace);
  font-size: 0.62rem;
  padding: 0.15rem 0.45rem;
  border: var(--line-hair, 0.5px) solid rgba(14, 18, 20, 0.12);
  border-radius: var(--seed-radius-pill);
  background: transparent;
  color: var(--seed-ink-soft);
  cursor: pointer;
  transition:
    background var(--seed-transition-fast),
    border-color var(--seed-transition-fast),
    color var(--seed-transition-fast),
    box-shadow var(--seed-transition-base);
  user-select: none;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.seed-pivot-btn[aria-pressed="true"],
.seed-pivot-btn:hover,
.seed-pivot-btn:focus-visible {
  background: color-mix(in srgb, var(--seed-accent) 8%, transparent);
  border-color: color-mix(in srgb, var(--seed-accent) 30%, transparent);
  color: var(--seed-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--seed-accent) 10%, transparent);
  outline: none;
}

.seed-pivot-btn[aria-pressed="true"]::after {
  content: "";
  position: absolute;
  inset: auto 0.45rem 0.16rem 0.45rem;
  border-bottom: 1px solid color-mix(in srgb, var(--seed-accent) 42%, transparent);
}

/* ==========================================================================
   4. Fields
   ========================================================================== */

.seed-card-fields {
  position: relative;
  padding: 0.25rem 0;
}

.seed-field {
  position: relative;
  display: grid;
  grid-template-columns: 2rem 5.5rem 1fr;
  align-items: baseline;
  gap: 0 var(--seed-field-gap);
  padding: 0.5rem var(--seed-pad-x);
  border-left: 2px solid transparent;
  transition:
    border-color var(--seed-transition-fast) var(--ease-precise, ease),
    background-color var(--seed-transition-fast) var(--ease-precise, ease),
    box-shadow var(--seed-transition-base) var(--ease-precise, ease);
  cursor: text;
}

.seed-field:hover {
  background:
    linear-gradient(
      90deg,
      color-mix(in srgb, var(--seed-accent) 3%, transparent),
      transparent 40%
    );
}

.seed-field:focus-within {
  border-left-color: var(--seed-accent);
  background:
    linear-gradient(
      90deg,
      color-mix(in srgb, var(--seed-accent) 6%, transparent),
      transparent 42%
    );
}

.seed-field[data-filled] {
  --seed-field-fill-alpha: 0.08;
}

.seed-field[data-filled="dense"] {
  --seed-field-fill-alpha: 0.12;
}

.seed-field[data-filled]::after {
  content: "";
  position: absolute;
  inset: auto 1.1rem 0 8.6rem;
  border-bottom: 1px dashed color-mix(
    in srgb,
    var(--seed-accent) calc(18% + (var(--card-charge) * 20%)),
    transparent
  );
  opacity: 0.42;
  pointer-events: none;
}

.seed-field-op {
  color: var(--seed-accent);
  opacity: 0.35;
  transition:
    opacity var(--seed-transition-fast) var(--ease-precise, ease),
    transform var(--seed-transition-fast) var(--ease-precise, ease),
    color var(--seed-transition-fast) var(--ease-precise, ease);
  user-select: none;
  padding-top: 0.1em;
  font-family: var(--site-mono-font, monospace);
  font-size: 0.75rem;
}

.seed-field:focus-within .seed-field-op,
.seed-field[data-filled] .seed-field-op {
  opacity: 0.85;
}

.seed-field:focus-within .seed-field-op {
  transform: translateY(-0.5px);
}

.seed-field-label {
  position: relative;
  color: var(--seed-ink-mid);
  user-select: none;
  padding-top: 0.12em;
  transition: color var(--seed-transition-fast);
  cursor: default;
  font-family: var(--site-mono-font, monospace);
  font-size: 0.62rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

/* wonder hint */
.seed-field-label[title]:hover::after,
.seed-field-label[title]:focus-visible::after {
  content: attr(title);
  position: absolute;
  bottom: calc(100% + 0.3rem);
  left: 0;
  min-width: 14rem;
  max-width: 22rem;
  padding: 0.35rem 0.6rem;
  border: var(--line-hair, 0.5px) solid color-mix(in srgb, var(--seed-accent) 30%, transparent);
  border-radius: var(--seed-radius-tight);
  background: var(--surface-code, rgba(18, 23, 27, 0.96));
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.62rem;
  line-height: 1.5;
  white-space: pre-wrap;
  pointer-events: none;
  z-index: 100;
}

.seed-field:focus-within .seed-field-label {
  color: var(--seed-ink);
}

.seed-field-value {
  position: relative;
  min-height: 1.45em;
  outline: none;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--seed-ink);
  line-height: 1.45;
  font-family: var(--site-mono-font, monospace);
  font-size: 0.85rem;
}

.seed-field-value:empty::before {
  content: attr(data-placeholder);
  color: var(--seed-ink-faint);
  pointer-events: none;
}

/* deeper placeholder semantics when the field is still open */
.seed-card[data-state="empty"] .seed-field-value:empty::before {
  opacity: 0.78;
}

.seed-card[data-state="filling"] .seed-field-value:empty::before {
  opacity: 0.46;
}

/* ==========================================================================
   5. Field development variants
   ========================================================================== */

.seed-field[data-spw-role="context"] .seed-field-op {
  color: var(--op-ref-color, var(--seed-accent));
}

.seed-field[data-spw-role="projection"] .seed-field-op {
  color: var(--op-surface-color, var(--seed-accent));
}

.seed-field[data-spw-role="action"] .seed-field-op {
  color: var(--op-action-color, var(--seed-accent));
}

.seed-field[data-spw-role="probe"] .seed-field-op {
  color: var(--op-probe-color, var(--seed-accent));
}

.seed-field[data-spw-stage="entry"] {
  opacity: 0.92;
}

.seed-field[data-spw-stage="ground"] {
  opacity: 1;
}

.seed-field[data-spw-stage="exit"] {
  opacity: 0.82;
}

/* ==========================================================================
   6. Footer
   ========================================================================== */

.seed-card-footer {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.65rem var(--seed-pad-x) 0.9rem;
  border-top: var(--line-hair, 0.5px) solid rgba(14, 18, 20, 0.08);
  background:
    linear-gradient(
      180deg,
      transparent,
      color-mix(in srgb, var(--op-surface-color, var(--seed-accent)) 3%, transparent)
    );
}

/* seed output — materializes as fields fill */
.seed-output {
  display: block;
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  pointer-events: none;
  white-space: pre;
  color: var(--seed-accent);
  line-height: 1.65;
  font-family: var(--site-mono-font, monospace);
  font-size: 0.62rem;
  transition:
    max-height var(--seed-transition-emit) var(--ease-release, ease),
    opacity var(--seed-transition-base) var(--ease-precise, ease),
    filter var(--seed-transition-base) var(--ease-precise, ease);
}

.seed-card[data-state="filling"] .seed-output,
.seed-card[data-state="complete"] .seed-output,
.seed-card[data-state="sealed"] .seed-output {
  max-height: 12rem;
  opacity: 0.7;
  pointer-events: auto;
}

.seed-card[data-state="complete"] .seed-output {
  filter: drop-shadow(0 0 8px color-mix(in srgb, var(--seed-accent) 10%, transparent));
}

.seed-card[data-state="sealed"] .seed-output {
  opacity: 1;
  filter: drop-shadow(0 0 10px color-mix(in srgb, var(--seed-accent) 12%, transparent));
}

.seed-card-footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.seed-card-actions {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.seed-autosave-status {
  opacity: 0;
  user-select: none;
  white-space: nowrap;
  color: var(--seed-accent);
  font-family: var(--site-mono-font, monospace);
  font-size: 0.6rem;
  transition: opacity var(--seed-transition-fast) var(--ease-precise, ease);
}

.seed-autosave-status:not(:empty) {
  opacity: 0.55;
}

.seed-action {
  font-family: var(--site-mono-font, monospace);
  font-size: 0.68rem;
  padding: 0.22rem 0.55rem;
  border: var(--line-thin, 1px) solid rgba(14, 18, 20, 0.12);
  border-radius: calc(var(--seed-radius) * 0.5);
  background: transparent;
  color: var(--seed-ink-soft);
  cursor: pointer;
  transition:
    border-color var(--seed-transition-fast) var(--ease-precise, ease),
    color var(--seed-transition-fast) var(--ease-precise, ease),
    box-shadow var(--seed-transition-base) var(--ease-precise, ease),
    transform var(--seed-transition-fast) var(--ease-precise, ease);
  user-select: none;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.seed-action:hover,
.seed-action:focus-visible {
  border-color: var(--seed-accent);
  color: var(--seed-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--seed-accent) 10%, transparent);
  transform: translateY(-0.5px);
  outline: none;
}

.seed-action[data-state="success"] {
  border-color: var(--seed-accent);
  color: var(--seed-accent);
}

.seed-action[data-state="fail"] {
  border-color: rgba(180, 60, 40, 0.5);
  color: rgba(180, 60, 40, 0.8);
}

/* ==========================================================================
   7. State surfaces
   ========================================================================== */

.seed-card[data-state="empty"] {
  --card-charge: 0;
}

.seed-card[data-state="filling"] {
  --card-charge: max(var(--card-charge), 0.28);
}

.seed-card[data-state="complete"] {
  --card-charge: max(var(--card-charge), 0.58);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--seed-accent) 10%, transparent),
    0 8px 24px rgba(14, 18, 20, 0.06),
    inset 0 0 0 1px color-mix(in srgb, var(--seed-accent) 4%, transparent);
}

.seed-card[data-state="sealed"] {
  --card-charge: max(var(--card-charge), 0.88);
  border-left-color: var(--seed-accent);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--seed-accent) 14%, transparent),
    0 12px 28px rgba(14, 18, 20, 0.07),
    inset 0 0 0 1px color-mix(in srgb, var(--seed-accent) 5%, transparent);
}

.seed-card[data-state="sealed"]::after {
  background:
    linear-gradient(to right, color-mix(in srgb, var(--seed-accent) 14%, transparent), transparent 24%),
    linear-gradient(to left, color-mix(in srgb, var(--op-surface-color, var(--seed-accent)) 10%, transparent), transparent 18%);
}

/* editing state */
.seed-card[data-spw-state="editing"] {
  border-left-color: color-mix(in srgb, var(--seed-accent) 60%, transparent);
}

/* preview or projected surface */
.seed-card[data-spw-state="projecting"] {
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--op-surface-color, var(--seed-accent)) 12%, transparent),
    0 10px 26px rgba(14, 18, 20, 0.08);
}

/* ==========================================================================
   8. Touch channel rules
   ========================================================================== */

[data-spw-touch="tap"],
[data-spw-touch="tap"] * {
  -webkit-user-select: none;
  user-select: none;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

[data-spw-touch="edit"] {
  -webkit-user-select: text;
  user-select: text;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

/* ==========================================================================
   9. Screenshot mode
   ========================================================================== */

.seed-card--screenshot {
  background: #f6f2eb;
  border: var(--line-thin, 1px) solid rgba(14, 18, 20, 0.15);
  border-left: 2px solid rgba(0, 128, 128, 0.28);
  box-shadow: 0 3px 32px rgba(14, 18, 20, 0.1);
}

.seed-card--screenshot .seed-card-pivot,
.seed-card--screenshot .seed-card-actions {
  display: none;
}

.seed-card--screenshot .seed-field-value:empty::before {
  content: "—";
  opacity: 0.25;
}

.seed-card--screenshot .seed-output {
  opacity: 0.9;
}

.seed-card--screenshot .seed-card-state-chip,
.seed-card--screenshot .seed-card-depth-chip {
  background: rgba(255, 255, 255, 0.72);
}

/* ==========================================================================
   10. Compact / wide variants
   ========================================================================== */

.seed-card--compact {
  --seed-pad-x: 0.9rem;
  --seed-pad-y: 0.75rem;
  width: min(360px, 100%);
}

.seed-card--compact .seed-field {
  grid-template-columns: 1.6rem 4.6rem 1fr;
}

.seed-card--wide {
  width: min(560px, 100%);
}

.seed-card--wide .seed-field {
  grid-template-columns: 2.2rem 6.4rem 1fr;
}

/* ==========================================================================
   11. Responsive
   ========================================================================== */

@media (max-width: 560px) {
  .seed-field {
    grid-template-columns: 1.6rem 4.7rem 1fr;
    padding-inline: 0.9rem;
  }

  .seed-card-header,
  .seed-card-pivot,
  .seed-card-footer {
    padding-inline: 0.9rem;
  }

  .seed-card-footer-row {
    align-items: flex-start;
  }
}

/* ==========================================================================
   12. Reduced motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  .seed-card,
  .seed-card::after,
  .seed-field,
  .seed-field-op,
  .seed-field-label,
  .seed-output,
  .seed-action,
  .seed-pivot-btn {
    animation: none !important;
    transition: none !important;
    transform: none !important;
    filter: none !important;
  }
}