/**
 * Try This Prompt — Component Styles
 * Sections 6.1–6.10 from architecture spec
 */

/* ── 6.1 Design Tokens ─────────────────────────────────────────── */
.try-prompt {
  /* Surfaces */
  --tp-bg: var(--surface, rgba(255,255,255,.03));
  --tp-bg-hover: var(--surface-hover, rgba(255,255,255,.06));
  --tp-bg-panel: rgba(0, 0, 0, .25);

  /* Text */
  --tp-text: var(--text-primary, #f1f0ed);
  --tp-text-dim: var(--text-secondary, rgba(241,240,237,.65));
  --tp-text-muted: var(--text-tertiary, rgba(241,240,237,.4));

  /* Accent — adapts to theme */
  --tp-accent: var(--accent, #14b8a6);
  --tp-accent-dim: var(--accent-dim, rgba(20,184,166,.12));

  /* Borders */
  --tp-border: rgba(255,255,255,.07);
  --tp-border-focus: var(--accent, #14b8a6);

  /* Shadows */
  --tp-glow: 0 0 20px rgba(20,184,166,.12), 0 0 60px rgba(20,184,166,.06);
  --tp-shadow-panel: 0 8px 32px rgba(0,0,0,.3), inset 0 1px 0 rgba(255,255,255,.04);

  /* Timing */
  --tp-ease: cubic-bezier(.16, 1, .3, 1);
  --tp-duration: 280ms;

  /* Radius */
  --tp-radius: 10px;
  --tp-radius-sm: 6px;
}

/* ── 6.2 Trigger Button ────────────────────────────────────────── */
.try-prompt__trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  margin: 8px 0 4px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 20px;
  color: var(--tp-text-dim);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 250ms var(--tp-ease);
  user-select: none;
  line-height: 1;
}

.try-prompt__trigger:hover {
  color: var(--tp-accent);
  background: var(--tp-accent-dim);
  border-color: rgba(255,255,255,.06);
  box-shadow: var(--tp-glow);
  transform: translateX(2px);
}

.try-prompt__trigger:focus-visible {
  outline: 2px solid var(--tp-accent);
  outline-offset: 2px;
}

.try-prompt__trigger[aria-expanded="true"] {
  color: var(--tp-text);
  background: var(--tp-bg);
  border-color: var(--tp-border);
}

.try-prompt__icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  opacity: .7;
}

.try-prompt__trigger:hover .try-prompt__icon {
  opacity: 1;
}

/* ── 6.3 Expanded Panel (Glassmorphism Card) ───────────────────── */
.try-prompt__panel {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition:
    max-height var(--tp-duration) var(--tp-ease),
    opacity var(--tp-duration) var(--tp-ease),
    margin var(--tp-duration) var(--tp-ease);
  margin-top: 0;

  background: var(--tp-bg-panel);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border: 1px solid var(--tp-border);
  border-radius: var(--tp-radius);
  padding: 16px;
  box-shadow: var(--tp-shadow-panel);
  position: relative;
}

/* Open state — set via JS by adding .is-open class */
.try-prompt__panel.is-open {
  max-height: 400px;
  opacity: 1;
  margin-top: 8px;
}

.try-prompt__panel[hidden] {
  display: block !important;
  visibility: hidden;
  max-height: 0;
  opacity: 0;
}

.try-prompt__panel.is-open[hidden] {
  visibility: visible;
}

/* Subtle top-edge glow line */
.try-prompt__panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 20%;
  right: 20%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--tp-accent),
    transparent
  );
  opacity: .3;
  border-radius: 1px;
}

/* ── 6.4 Textarea ──────────────────────────────────────────────── */
.try-prompt__textarea-wrap {
  margin-bottom: 12px;
}

.try-prompt__textarea {
  width: 100%;
  min-height: 80px;
  padding: 12px 14px;
  background: rgba(0, 0, 0, .3);
  border: 1px solid var(--tp-border);
  border-radius: var(--tp-radius-sm);
  color: var(--tp-text);
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 13px;
  line-height: 1.6;
  resize: vertical;
  transition: border-color 200ms ease, box-shadow 200ms ease;
  scrollbar-width: thin;
  scrollbar-color: var(--tp-border) transparent;
}

.try-prompt__textarea:focus {
  outline: none;
  border-color: var(--tp-border-focus);
  box-shadow: 0 0 0 3px var(--tp-accent-dim);
}

.try-prompt__textarea:read-only {
  opacity: .8;
  cursor: default;
}

.try-prompt__textarea::placeholder {
  color: var(--tp-text-muted);
}

/* ── 6.5 Platform Selector ─────────────────────────────────────── */
.try-prompt__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.try-prompt__platforms {
  display: flex;
  gap: 4px;
  background: rgba(0, 0, 0, .2);
  border-radius: 8px;
  padding: 3px;
}

.try-prompt__platform-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  background: transparent;
  border: none;
  border-radius: 6px;
  color: var(--tp-text-dim);
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 200ms ease;
  white-space: nowrap;
}

.try-prompt__platform-btn:hover {
  color: var(--tp-text);
  background: rgba(255, 255, 255, .05);
}

.try-prompt__platform-btn.active {
  color: var(--tp-text);
  background: var(--tp-accent-dim);
  box-shadow: 0 0 12px rgba(20, 184, 166, .1);
}

.try-prompt__platform-icon {
  font-size: 13px;
  line-height: 1;
}

.try-prompt__platform-name {
  line-height: 1;
}

/* ── 6.6 Action Buttons ────────────────────────────────────────── */
.try-prompt__actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.try-prompt__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: none;
  border-radius: var(--tp-radius-sm);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 200ms ease;
  white-space: nowrap;
}

.try-prompt__btn--copy {
  background: rgba(255, 255, 255, .06);
  color: var(--tp-text-dim);
  border: 1px solid var(--tp-border);
}

.try-prompt__btn--copy:hover {
  background: rgba(255, 255, 255, .1);
  color: var(--tp-text);
  border-color: rgba(255, 255, 255, .15);
}

.try-prompt__btn--copy.copied {
  background: rgba(34, 197, 94, .12);
  color: #22c55e;
  border-color: rgba(34, 197, 94, .25);
}

.try-prompt__btn--run {
  background: linear-gradient(135deg, var(--tp-accent), rgba(20, 184, 166, .8));
  color: #fff;
  box-shadow: 0 2px 12px rgba(20, 184, 166, .25);
}

.try-prompt__btn--run:hover {
  box-shadow: 0 4px 20px rgba(20, 184, 166, .4);
  transform: translateY(-1px);
}

.try-prompt__btn--run:active {
  transform: translateY(0);
}

/* ── 6.7 Toast Notification ────────────────────────────────────── */
.try-prompt__toast {
  position: absolute;
  bottom: 12px;
  right: 12px;
  padding: 6px 12px;
  background: rgba(34, 197, 94, .15);
  border: 1px solid rgba(34, 197, 94, .25);
  border-radius: 6px;
  color: #22c55e;
  font-size: 12px;
  font-weight: 600;
  opacity: 0;
  transform: translateY(4px);
  transition: all 200ms ease;
  pointer-events: none;
}

.try-prompt__toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── 6.8 Mobile Responsive ─────────────────────────────────────── */
@media (max-width: 640px) {
  .try-prompt__controls {
    flex-direction: column;
    align-items: stretch;
  }

  .try-prompt__platforms {
    justify-content: center;
  }

  .try-prompt__actions {
    justify-content: stretch;
  }

  .try-prompt__btn--run {
    flex: 1;
    justify-content: center;
  }

  .try-prompt__textarea {
    font-size: 14px; /* Prevent iOS zoom on focus */
  }
}

/* ── 6.9 Light Theme Support ───────────────────────────────────── */
:root[data-theme="light"] .try-prompt__panel {
  background: rgba(255, 255, 255, .85);
  border-color: rgba(0, 0, 0, .08);
  box-shadow: 0 8px 32px rgba(0, 0, 0, .08);
}

:root[data-theme="light"] .try-prompt__panel::before {
  opacity: .2;
}

:root[data-theme="light"] .try-prompt__textarea {
  background: rgba(0, 0, 0, .03);
  border-color: rgba(0, 0, 0, .08);
}

:root[data-theme="light"] .try-prompt__platforms {
  background: rgba(0, 0, 0, .04);
}

:root[data-theme="light"] .try-prompt__btn--copy {
  background: rgba(0, 0, 0, .04);
  border-color: rgba(0, 0, 0, .08);
}

/* ── 6.10 Animation: Subtle Entry for Trigger Button ───────────── */
@keyframes tryPromptFadeIn {
  from { opacity: 0; transform: translateX(-4px); }
  to   { opacity: 1; transform: translateX(0); }
}

.try-prompt__trigger {
  animation: tryPromptFadeIn 400ms var(--tp-ease) 300ms both;
}

/* ── Accessibility: Reduced Motion ──────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .try-prompt__panel {
    transition: opacity 150ms ease;
  }

  .try-prompt__trigger {
    animation: none;
  }
}