/* Transfereko — edge-glued feedback tab + left sidebar */

.tk-feedback-fab {
  position: fixed;
  left: 0;
  right: auto;
  top: 50%;
  z-index: 11880;
  /* Compact edge tab — sized like the 1688-style reference (~36×54) */
  width: 36px;
  min-height: 54px;
  height: auto;
  margin: 0;
  padding: 8px 5px 7px 3px;
  border: none;
  border-radius: 0 999px 999px 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--accent, #7D39EB);
  box-shadow: none;
  transform: translateY(-50%);
  transition:
    transform 0.22s cubic-bezier(0.22, 1, 0.36, 1),
    left 0.48s cubic-bezier(0.16, 1, 0.3, 1),
    right 0.48s cubic-bezier(0.16, 1, 0.3, 1),
    border-radius 0.3s ease,
    background-color 0.2s ease,
    filter 0.2s ease,
    opacity 0.2s ease;
}

.tk-feedback-fab-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  pointer-events: none;
  line-height: 1;
}

.tk-feedback-fab-logo {
  width: 16px;
  height: 16px;
  display: block;
  flex-shrink: 0;
}

.tk-feedback-fab-logo path {
  fill: #fff;
}

.tk-feedback-fab-label {
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1;
  color: #fff;
  text-transform: none;
}

.tk-feedback-fab:hover,
.tk-feedback-fab:focus-visible {
  background: var(--accent-bright, #9B5FFF);
  filter: none;
  outline: none;
  transform: translateY(-50%) translateX(2px);
}

.tk-feedback-fab:active {
  transform: translateY(-50%) translateX(0);
}

.tk-feedback-fab[hidden],
.tk-feedback-overlay[hidden],
.tk-feedback-panel[hidden] {
  display: none !important;
}

body.tk-feedback-open .tk-feedback-fab {
  /* Stick to the sidebar’s trailing edge while the panel is open */
  left: min(400px, 100vw);
  right: auto;
  z-index: 11880;
  opacity: 1;
  pointer-events: auto;
  transform: translateY(-50%);
}

body.tk-feedback-open .tk-feedback-fab:hover,
body.tk-feedback-open .tk-feedback-fab:focus-visible {
  transform: translateY(-50%) translateX(2px);
}

body.tk-cookie-open .tk-feedback-fab,
body.tk-cookie-prefs-open .tk-feedback-fab {
  opacity: 0.35;
  pointer-events: none;
}

.tk-feedback-overlay {
  position: fixed;
  inset: 0;
  z-index: 11860;
  background: color-mix(in srgb, #000 48%, transparent);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.42s cubic-bezier(0.22, 1, 0.36, 1);
}

body.tk-feedback-open .tk-feedback-overlay {
  opacity: 1;
}

.tk-feedback-panel {
  position: fixed;
  top: 0;
  left: 0;
  right: auto;
  bottom: 0;
  z-index: 11870;
  width: min(400px, 100vw);
  display: flex;
  flex-direction: column;
  background: var(--surface, #121214);
  color: var(--text, #fff);
  border-right: 1px solid var(--border-soft, rgba(255, 255, 255, 0.1));
  border-left: none;
  box-shadow: 18px 0 48px -20px rgba(0, 0, 0, 0.55);
  transform: translate3d(-104%, 0, 0);
  opacity: 1;
  visibility: visible;
  transition:
    transform 0.48s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.48s ease;
  will-change: transform;
  padding:
    max(16px, env(safe-area-inset-top))
    16px
    max(16px, env(safe-area-inset-bottom))
    max(16px, env(safe-area-inset-left));
}

body.tk-feedback-open .tk-feedback-panel {
  transform: translate3d(0, 0, 0);
}

:root:not([data-theme='dark']) .tk-feedback-panel {
  background: var(--surface, #e8dfed);
  box-shadow: 18px 0 48px -24px rgba(45, 20, 80, 0.28);
}

/* Soft stagger for panel content on open */
body.tk-feedback-open .tk-feedback-head,
body.tk-feedback-open .tk-feedback-lead,
body.tk-feedback-open .tk-feedback-form,
body.tk-feedback-open .tk-feedback-success {
  animation: tk-feedback-rise 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
}

body.tk-feedback-open .tk-feedback-head {
  animation-delay: 0.06s;
}

body.tk-feedback-open .tk-feedback-lead {
  animation-delay: 0.12s;
}

body.tk-feedback-open .tk-feedback-form,
body.tk-feedback-open .tk-feedback-success {
  animation-delay: 0.18s;
}

@keyframes tk-feedback-rise {
  from {
    opacity: 0;
    transform: translate3d(-14px, 0, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

.tk-feedback-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  flex-shrink: 0;
}

.tk-feedback-kicker {
  margin: 0 0 4px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent, #7D39EB);
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
}

.tk-feedback-head h2 {
  margin: 0;
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
  font-size: 1.35rem;
  line-height: 1.2;
  color: var(--text, inherit);
}

.tk-feedback-close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-soft, rgba(255, 255, 255, 0.12));
  background: transparent;
  color: var(--text, inherit);
  cursor: pointer;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.tk-feedback-close:hover,
.tk-feedback-close:focus-visible {
  background: var(--accent-wash, rgba(125, 57, 235, 0.12));
  border-color: var(--accent, #7D39EB);
  outline: none;
}

.tk-feedback-lead {
  margin: 0 0 18px;
  font-size: 0.92rem;
  line-height: 1.45;
  color: var(--text-muted, #a8a0b8);
  flex-shrink: 0;
}

.tk-feedback-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding-right: 2px;
}

.tk-feedback-label {
  display: block;
  margin: 0 0 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted, #a8a0b8);
}

.tk-feedback-types {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tk-feedback-type {
  appearance: none;
  border: 1px solid var(--border-soft, rgba(255, 255, 255, 0.14));
  background: color-mix(in srgb, var(--surface-raised, #1a1a1e) 80%, transparent);
  color: var(--text, inherit);
  border-radius: 999px;
  padding: 8px 14px;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.tk-feedback-type:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
}

.tk-feedback-type[aria-pressed='true'] {
  background: var(--accent, #7D39EB);
  border-color: var(--accent, #7D39EB);
  color: #fff;
}

.tk-feedback-stars {
  display: flex;
  gap: 4px;
}

.tk-feedback-star {
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  color: color-mix(in srgb, var(--text-muted, #888) 70%, transparent);
  font-size: 1.25rem;
  cursor: pointer;
  border-radius: 10px;
  transition: color 0.15s ease, transform 0.15s ease;
}

.tk-feedback-star:hover,
.tk-feedback-star.is-on {
  color: var(--lime, #C6FF33);
  transform: scale(1.08);
}

.tk-feedback-input,
.tk-feedback-textarea {
  width: 100%;
  box-sizing: border-box;
  border-radius: 14px;
  border: 1px solid var(--border-soft, rgba(255, 255, 255, 0.14));
  background: color-mix(in srgb, var(--surface-raised, #1a1a1e) 85%, transparent);
  color: var(--text, inherit);
  font: inherit;
  font-size: 0.95rem;
  padding: 12px 14px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.tk-feedback-textarea {
  min-height: 140px;
  resize: none;
  line-height: 1.45;
}

.tk-feedback-input:focus,
.tk-feedback-textarea:focus {
  border-color: var(--accent, #7D39EB);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 28%, transparent);
}

.tk-feedback-error {
  margin: 0;
  font-size: 0.82rem;
  color: #ff7b7b;
}

.tk-feedback-error[hidden] {
  display: none !important;
}

.tk-feedback-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: auto;
  padding-top: 8px;
  flex-shrink: 0;
}

.tk-feedback-submit {
  width: 100%;
  border: none;
  border-radius: 999px;
  padding: 13px 18px;
  font: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  color: #fff;
  background: linear-gradient(165deg, var(--accent-bright, #9B5FFF), var(--accent, #7D39EB));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: filter 0.15s ease, transform 0.15s ease;
}

.tk-feedback-submit:hover {
  filter: brightness(1.06);
}

.tk-feedback-submit:disabled {
  opacity: 0.65;
  cursor: wait;
}

.tk-feedback-hint {
  margin: 0;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted, #a8a0b8);
}

.tk-feedback-hint a {
  color: var(--accent-bright, #9B5FFF);
}

.tk-feedback-success {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 12px;
  flex: 1;
  padding: 24px 8px;
}

.tk-feedback-panel.is-success .tk-feedback-form,
.tk-feedback-panel.is-success .tk-feedback-lead {
  display: none;
}

.tk-feedback-panel.is-success .tk-feedback-success {
  display: flex;
}

.tk-feedback-success-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--lime, #C6FF33) 22%, transparent);
  color: var(--lime, #C6FF33);
  font-size: 1.6rem;
}

.tk-feedback-success h3 {
  margin: 0;
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
  font-size: 1.2rem;
}

.tk-feedback-success p {
  margin: 0;
  color: var(--text-muted, #a8a0b8);
  font-size: 0.92rem;
  line-height: 1.45;
  max-width: 28ch;
}

@media (max-width: 640px) {
  .tk-feedback-fab {
    width: 34px;
    min-height: 50px;
    padding: 7px 2px 6px 4px;
  }

  .tk-feedback-fab-logo {
    width: 14px;
    height: 14px;
  }

  .tk-feedback-fab-label {
    font-size: 7px;
  }

  .tk-feedback-panel {
    width: min(100vw, 100%);
  }

  /* Full-width panel: keep the tab on the panel’s right edge (screen edge) */
  body.tk-feedback-open .tk-feedback-fab {
    left: auto;
    right: 0;
    border-radius: 999px 0 0 999px;
    padding: 7px 2px 6px 4px;
  }

  body.tk-feedback-open .tk-feedback-fab:hover,
  body.tk-feedback-open .tk-feedback-fab:focus-visible {
    transform: translateY(-50%) translateX(-2px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .tk-feedback-fab,
  .tk-feedback-overlay,
  .tk-feedback-panel {
    transition: none;
  }

  body.tk-feedback-open .tk-feedback-head,
  body.tk-feedback-open .tk-feedback-lead,
  body.tk-feedback-open .tk-feedback-form,
  body.tk-feedback-open .tk-feedback-success {
    animation: none;
  }
}