/* ============================================================================
 * Spanda — components + motifs
 * Cosmetic component classes built only on the tokens in colors_and_type.css.
 * Link colors_and_type.css first, then this file.
 * ==========================================================================*/

/* ==========================================================================
 * MOTIF 1 · the breathing ring (the mark)
 * Three concentric rings; the innermost breathes on a 4.5s sine.
 * Use as splash, primary loader, footer mark, ONE status indicator.
 * ===================================================================== */
.spanda-mark { display: inline-block; position: relative; color: var(--accent); }
.spanda-mark svg { display: block; }
.spanda-mark .ring-core {
  transform-origin: center;
  animation: spanda-breathe 4.5s ease-in-out infinite;
}
.spanda-mark[data-state='still'] .ring-core { animation: none; opacity: 0.9; }

/* ==========================================================================
 * MOTIF 2 · the pulse line — a thin emerald line, the breath as a line.
 * Use as a section divider that's "alive", or a loading bar. One per surface.
 * ===================================================================== */
.pulse-line {
  position: relative;
  height: 1px;
  width: 100%;
  background: var(--border);
  overflow: hidden;
}
.pulse-line::after {
  content: "";
  position: absolute;
  inset: 0;
  width: 40%;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  box-shadow: var(--glow-text);
  animation: spanda-pulse-line 3.8s var(--ease-breath) infinite;
}
.pulse-line[data-state='still']::after { animation: none; opacity: 0; }

/* ==========================================================================
 * MOTIF 3 · mandala / geometric accent — a faint radial guilloché.
 * Use BEHIND a hero mark or an empty state, low opacity, never over text.
 * ===================================================================== */
.mandala {
  pointer-events: none;
  color: var(--accent);
  opacity: 0.10;
}

/* ==========================================================================
 * MOTIF 4 · blueprint grid — hairline grid, faint. Background texture for
 * marketing canvases + app shells. Never under dense reading copy.
 * ===================================================================== */
.blueprint {
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
}
.blueprint-fade {
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 80%);
          mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 80%);
}

/* the ambient aura — a soft emerald radial glow placed behind key elements */
.aura-glow {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(61,226,166,0.22), transparent 70%);
  filter: blur(8px);
  pointer-events: none;
  z-index: 0;
}

/* ==========================================================================
 * BUTTONS · primary / secondary / ghost  ·  default→hover→active→disabled
 * ===================================================================== */
.btn {
  --_pad-y: 10px; --_pad-x: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  font-family: var(--font-text);
  font-size: var(--text-small);
  font-weight: var(--weight-medium);
  line-height: 1;
  letter-spacing: var(--tracking-tight);
  padding: var(--_pad-y) var(--_pad-x);
  border-radius: var(--r-md);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--dur-fast) var(--ease-breath),
              border-color var(--dur-fast) var(--ease-breath),
              box-shadow var(--dur-base) var(--ease-breath),
              color var(--dur-fast) var(--ease-breath),
              transform var(--dur-fast) var(--ease-breath);
}
.btn:focus-visible { box-shadow: var(--glow); }
.btn .ph { font-size: 1.05em; }

/* primary — emerald fill, gains an aura on hover */
.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: var(--glow-soft);
}
.btn-primary:hover { background: var(--accent-2); box-shadow: var(--glow); }
.btn-primary:active { transform: translateY(1px); background: var(--accent-deep); box-shadow: var(--glow-soft); }

/* secondary — surface fill, hairline border, border warms to accent on hover */
.btn-secondary {
  background: var(--surface-2);
  color: var(--fg);
  border-color: var(--border-strong);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--fg); background: var(--surface-3); }
.btn-secondary:active { transform: translateY(1px); background: var(--surface-3); }

/* ghost — text only, fills faintly on hover */
.btn-ghost {
  background: transparent;
  color: var(--fg-muted);
}
.btn-ghost:hover { background: rgba(61,226,166,0.08); color: var(--fg); }
.btn-ghost:active { transform: translateY(1px); }

.btn[disabled], .btn[aria-disabled='true'] {
  opacity: var(--opacity-disabled);
  pointer-events: none;
  box-shadow: none;
}
.btn-sm { --_pad-y: 7px; --_pad-x: 13px; font-size: var(--text-xs); }
.btn-lg { --_pad-y: 13px; --_pad-x: 24px; font-size: var(--text-body); }

/* text link — accent + trailing arrow */
.link {
  color: var(--accent);
  text-decoration: none;
  font-weight: var(--weight-medium);
  transition: color var(--dur-fast) var(--ease-breath);
}
.link:hover { color: var(--accent-2); }

/* ==========================================================================
 * CARD · flat surface, hairline border, soft shadow. Hover lifts the border
 * to emerald and raises the shadow into a faint aura.
 * ===================================================================== */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--dur-base) var(--ease-breath),
              box-shadow var(--dur-base) var(--ease-breath),
              background var(--dur-base) var(--ease-breath);
}
.card-hover:hover {
  border-color: rgba(61,226,166,0.45);
  background: var(--surface-2);
  box-shadow: var(--shadow-md), var(--glow-soft);
}
.card-crumb {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--accent);
}
.card-title { font-family: var(--font-display); font-size: var(--text-h3); font-weight: var(--weight-body); letter-spacing: var(--tracking-tight); color: var(--fg); }

/* ==========================================================================
 * INPUTS · field, textarea, select. Hairline border → emerald glow on focus.
 * ===================================================================== */
.field {
  width: 100%;
  font-family: var(--font-text);
  font-size: var(--text-body);
  color: var(--fg);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-md);
  padding: 11px 14px;
  transition: border-color var(--dur-fast) var(--ease-breath),
              box-shadow var(--dur-base) var(--ease-breath),
              background var(--dur-fast) var(--ease-breath);
}
.field::placeholder { color: var(--fg-dim); }
.field:hover { border-color: var(--accent-deep); }
.field:focus, .field:focus-visible { outline: none; border-color: var(--accent); box-shadow: var(--glow); }
.field[disabled] { opacity: var(--opacity-disabled); pointer-events: none; }
.field-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: var(--sp-2);
}

/* ==========================================================================
 * BADGES / CHIPS / STATUS
 * ===================================================================== */
.chip {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  padding: 3px 11px;
  border-radius: var(--r-pill);
  border: 1px solid var(--border-strong);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--fg-muted);
  background: transparent;
  user-select: none;
}
.chip-accent { color: var(--accent); border-color: rgba(61,226,166,0.40); background: rgba(61,226,166,0.07); }

.status {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  padding: 4px 12px;
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
}
.status .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.status .dot.pulse { animation: spanda-pulse-dot 1.4s ease-in-out infinite; }
.status-live    { color: var(--accent); background: rgba(61,226,166,0.08); }
.status-building { color: var(--accent); background: rgba(61,226,166,0.08); }
.status-ready   { color: var(--fg-muted); background: rgba(178,230,208,0.06); }
.status-idle    { color: var(--fg-dim); background: rgba(178,230,208,0.05); }
.status-warn    { color: var(--warn); background: rgba(230,180,80,0.10); }
.status-failed  { color: var(--danger); background: rgba(232,115,107,0.10); }

/* ==========================================================================
 * DECISION / CHOICE CARD · a question + options + a yes/no affordance.
 * The factory surfaces these when an agent needs a human gate.
 * ===================================================================== */
.decision {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  box-shadow: var(--shadow-md);
  display: flex; flex-direction: column; gap: var(--sp-4);
  max-width: 520px;
}
.decision-q { font-family: var(--font-display); font-size: var(--text-h3); font-weight: var(--weight-body); color: var(--fg); letter-spacing: var(--tracking-tight); }
.decision-options { display: flex; flex-direction: column; gap: var(--sp-2); }
.decision-option {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface-2);
  cursor: pointer;
  font-size: var(--text-small);
  color: var(--fg-muted);
  transition: border-color var(--dur-fast) var(--ease-breath),
              color var(--dur-fast) var(--ease-breath),
              box-shadow var(--dur-base) var(--ease-breath);
}
.decision-option .tick {
  width: 16px; height: 16px; border-radius: 50%;
  border: 1px solid var(--border-strong); flex-shrink: 0;
  display: grid; place-items: center;
}
.decision-option:hover { border-color: var(--accent-deep); color: var(--fg); }
.decision-option[aria-selected='true'] {
  border-color: var(--accent); color: var(--fg); box-shadow: var(--glow-soft);
  background: rgba(61,226,166,0.06);
}
.decision-option[aria-selected='true'] .tick { border-color: var(--accent); background: var(--accent); }
.decision-actions { display: flex; gap: var(--sp-3); margin-top: var(--sp-2); }

/* ==========================================================================
 * STAT / INFOGRAPHIC CARD · one number, one label, one delta.
 * ===================================================================== */
.stat {
  position: relative;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; gap: var(--sp-2);
}
.stat-label {
  font-family: var(--font-mono); font-size: var(--text-xs);
  letter-spacing: var(--tracking-mono); text-transform: uppercase; color: var(--fg-dim);
}
.stat-value {
  font-family: var(--font-display); font-weight: var(--weight-display);
  font-size: 2.75rem; line-height: 1; letter-spacing: var(--tracking-display); color: var(--fg);
  font-variant-numeric: tabular-nums;
}
.stat-delta { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--accent); }
.stat-delta.down { color: var(--danger); }

/* a tiny inline pulse-line at the foot of a stat card */
.stat .pulse-line { margin-top: var(--sp-2); }

/* ==========================================================================
 * INLINE ERROR · calm, soft coral wash, 2px left rule, one action.
 * ===================================================================== */
.inline-error {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  background: rgba(232,115,107,0.07);
  border-left: 2px solid var(--danger);
  border-radius: var(--r-md);
  color: var(--fg);
  font-size: var(--text-small);
}
.inline-error .act {
  margin-left: auto; background: none; border: none; color: var(--accent); cursor: pointer;
  font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: var(--tracking-mono); text-transform: uppercase;
}

/* ==========================================================================
 * UTILITIES
 * ===================================================================== */
.divider { height: 1px; background: var(--border); border: 0; }
.kicker {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  font-family: var(--font-mono); font-size: var(--text-xs);
  letter-spacing: var(--tracking-mono); text-transform: uppercase; color: var(--accent);
}
.glow-text { text-shadow: var(--glow-text); }