/*
 * Studio surfaces: AI Chat, AI Compare, and the credit add-on card.
 *
 * Namespaced (.ac / .cmp / .addon) so nothing here collides with the older
 * .chat-* and .compare-* rules still used elsewhere.
 */

/* ============================================================
   AI CHAT
   ============================================================ */

.page-chat .content {
  padding: 0 !important;
  overflow: hidden;
}

.ac {
  --ac-rail: 260px;
  display: grid;
  grid-template-columns: var(--ac-rail) minmax(0, 1fr);
  height: calc(100dvh - var(--topbar-h, 60px));
  min-height: 520px;
  background: var(--bg);
  color: var(--text);
}

/* ---- conversation rail ---- */

.ac__rail {
  display: flex;
  flex-direction: column;
  min-height: 0;
  border-right: 1px solid var(--border);
  background: var(--panel);
}
.ac__rail-head {
  padding: 14px 12px 10px;
}
.ac__rail-new {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font: inherit;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 150ms ease, background 150ms ease;
}
.ac__rail-new:hover {
  border-color: var(--primary);
  background: var(--panel);
}
.ac__rail-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 0 8px 14px;
  display: grid;
  gap: 2px;
  align-content: start;
}
.ac__convo {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 9px 10px;
  border-radius: 9px;
  color: var(--text);
  text-decoration: none;
  font-size: 13px;
}
.ac__convo:hover { background: var(--panel-2); }
.ac__convo.is-active {
  background: color-mix(in srgb, var(--primary) 14%, transparent);
  font-weight: 600;
}
.ac__convo-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ac__convo-date {
  font-size: 11px;
  color: var(--muted);
}
.ac__rail-empty {
  margin: 8px 10px;
  font-size: 12.5px;
  color: var(--muted);
}

/* ---- main column ---- */

.ac__main {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  min-width: 0;
  min-height: 0;
}

.ac__topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.ac__brand {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
}
.ac__icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}
.ac__icon-btn:hover { background: var(--panel-2); color: var(--text); }

/* model picker */
.ac__model { position: relative; }
.ac__model-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel);
  color: var(--text);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}
.ac__model-btn:hover { border-color: var(--primary); }
.ac__model-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 40;
  min-width: 250px;
  max-height: 320px;
  overflow-y: auto;
  padding: 6px;
  display: grid;
  gap: 2px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}
.ac__model-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 8px 10px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 13px;
  text-align: left;
  cursor: pointer;
}
.ac__model-option:hover:not(:disabled) { background: var(--panel-2); }
.ac__model-option.is-active { background: color-mix(in srgb, var(--primary) 16%, transparent); }
.ac__model-option:disabled { opacity: 0.45; cursor: not-allowed; }
.ac__model-option-meta { font-size: 11.5px; color: var(--muted); white-space: nowrap; }
.ac__model-empty { margin: 8px; font-size: 12.5px; color: var(--muted); }

/* overflow menu */
.ac__more { position: relative; margin-left: auto; }
.ac__more-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 40;
  width: min(340px, calc(100vw - 24px));
  max-height: min(70vh, 520px);
  overflow: auto;
  padding: 12px;
  display: grid;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}
.ac__option-builder .studio-option-row,
.ac__option-builder .mob-field {
  margin-bottom: 8px;
}
.ac__option-empty { font-size: 12px; margin: 0; }
.ac__attach-hint { font-size: 12px; margin: 6px 12px 0; }
.ac__field { display: grid; gap: 5px; font-size: 12px; color: var(--muted); }
.ac__field input {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel-2);
  color: var(--text);
  font: inherit;
  font-size: 13px;
}
.ac__more-action {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 13px;
  text-align: left;
  cursor: pointer;
}
.ac__more-action:hover { background: var(--panel-2); }
.ac__more-action.is-danger { color: var(--danger, #ef4444); }

/* ---- transcript ---- */

.ac__scroll {
  overflow-y: auto;
  padding: 26px 16px 8px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  scroll-behavior: smooth;
}

.ac__welcome {
  margin: auto;
  max-width: 760px;
  text-align: center;
  padding: 20px 8px 40px;
}
.ac__welcome-kicker {
  margin: 0 0 6px;
  font-size: 14px;
  color: var(--muted);
}
.ac__welcome-title {
  margin: 0 0 22px;
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.ac__chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}
.ac__chip {
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel);
  color: var(--text);
  font: inherit;
  font-size: 12.5px;
  cursor: pointer;
  transition: border-color 150ms ease, transform 150ms ease;
}
.ac__chip:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

.ac__msg {
  display: flex;
  gap: 12px;
  width: 100%;
  max-width: 820px;
  margin: 0 auto;
}
.ac__msg.is-user { justify-content: flex-end; }
.ac__avatar {
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: color-mix(in srgb, var(--primary) 18%, transparent);
  color: var(--primary);
}
.ac__msg-body { min-width: 0; }
.ac__msg.is-user .ac__msg-body {
  max-width: 78%;
  padding: 11px 15px;
  border-radius: 18px 18px 4px 18px;
  background: color-mix(in srgb, var(--primary) 14%, var(--panel));
  border: 1px solid var(--border);
}
.ac__msg-content {
  font-size: 14.5px;
  line-height: 1.65;
  overflow-wrap: anywhere;
}
.ac__msg-content h3,
.ac__msg-content h4 { margin: 14px 0 6px; font-size: 15px; }
.ac__msg-content code {
  padding: 1px 5px;
  border-radius: 5px;
  background: var(--panel-2);
  font-size: 0.9em;
}
.ac__code {
  position: relative;
  margin: 10px 0;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel-2);
  overflow-x: auto;
}
.ac__code code { background: none; padding: 0; font-size: 12.5px; line-height: 1.6; }
.ac__code-copy {
  position: absolute;
  top: 6px;
  right: 6px;
  padding: 3px 9px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel);
  color: var(--muted);
  font: inherit;
  font-size: 11px;
  cursor: pointer;
}
.ac__msg-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
  opacity: 0;
  transition: opacity 150ms ease;
}
.ac__msg:hover .ac__msg-actions { opacity: 1; }
.ac__msg-action {
  border: 0;
  background: none;
  padding: 0;
  color: var(--muted);
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}
.ac__msg-action:hover { color: var(--text); }
.ac__msg-model { font-size: 11.5px; color: var(--muted); }
.ac__error { color: var(--danger, #ef4444); font-size: 13.5px; }

.ac__typing { display: inline-flex; gap: 4px; align-items: center; height: 20px; }
.ac__typing i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--muted);
  animation: ac-bounce 1.2s infinite ease-in-out;
}
.ac__typing i:nth-child(2) { animation-delay: 0.15s; }
.ac__typing i:nth-child(3) { animation-delay: 0.3s; }
@keyframes ac-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.45; }
  30% { transform: translateY(-4px); opacity: 1; }
}

/* ---- composer ---- */

.ac__composer-wrap { padding: 10px 16px 16px; }
.ac__notice {
  max-width: 820px;
  margin: 0 auto 10px;
  padding: 9px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--muted);
  font-size: 12.5px;
}
.ac__composer {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  max-width: 820px;
  margin: 0 auto;
  padding: 7px 8px 7px 10px;
  border: 1px solid var(--border);
  border-radius: 26px;
  background: var(--panel);
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.12);
  transition: border-color 150ms ease;
}
.ac__composer:focus-within { border-color: var(--primary); }
.ac__composer textarea {
  flex: 1;
  min-height: 26px;
  max-height: 180px;
  padding: 6px 4px;
  border: 0;
  background: none;
  color: var(--text);
  font: inherit;
  font-size: 14.5px;
  line-height: 1.5;
  resize: none;
  outline: none;
}
.ac__attach,
.ac__regen,
.ac__stop,
.ac__send {
  flex: 0 0 auto;
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease;
}
.ac__attach:hover,
.ac__regen:hover,
.ac__stop:hover { background: var(--panel-2); color: var(--text); }
.ac__send {
  background: var(--primary);
  color: #fff;
}
.ac__send:hover { filter: brightness(1.08); }
.ac__send:disabled { opacity: 0.5; cursor: not-allowed; }
.ac__foot {
  max-width: 820px;
  margin: 9px auto 0;
  text-align: center;
  font-size: 11.5px;
  color: var(--muted);
}
.ac__foot-link {
  border: 0;
  background: none;
  padding: 0;
  color: var(--primary);
  font: inherit;
  font-size: inherit;
  cursor: pointer;
  text-decoration: underline;
}

@media (max-width: 900px) {
  .ac { grid-template-columns: minmax(0, 1fr); }
  .ac__rail {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 60;
    width: 82vw;
    max-width: 300px;
    transform: translateX(-102%);
    transition: transform 220ms ease;
  }
  .ac.rail-open .ac__rail { transform: none; box-shadow: 0 0 40px rgba(0, 0, 0, 0.4); }
  .ac__brand { display: none; }
  .ac__scroll { padding: 18px 12px 4px; }
  .ac__composer-wrap { padding: 8px 12px 14px; }
  .ac__msg.is-user .ac__msg-body { max-width: 88%; }
}

/* ============================================================
   AI COMPARE
   ============================================================ */

.page-compare .content { padding-bottom: 0 !important; }

.cmp {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  gap: 14px;
  height: calc(100dvh - var(--topbar-h, 60px) - 32px);
  min-height: 560px;
}

.cmp__bar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.cmp__bar-title h1 { margin: 0; font-size: 1.5rem; }
.cmp__bar-title p { margin: 3px 0 0; font-size: 13px; color: var(--muted); }
.cmp__bar-actions { display: flex; align-items: center; gap: 10px; }
.cmp__count {
  font-size: 12.5px;
  color: var(--muted);
  padding: 5px 11px;
  border: 1px solid var(--border);
  border-radius: 999px;
}
.cmp__clear {
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 12.5px;
  cursor: pointer;
}
.cmp__clear:hover { color: var(--text); border-color: var(--primary); }

.cmp__guest,
.cmp__empty-state {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel);
  font-size: 13.5px;
}
.cmp__empty-state { display: block; }
.cmp__empty-state p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }

/* ---- model picker strip ---- */

.cmp__picker {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(215px, 1fr));
  gap: 8px;
}
.cmp__pick {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel);
  cursor: pointer;
  transition: border-color 150ms ease, background 150ms ease;
}
.cmp__pick:hover { border-color: var(--primary); }
.cmp__pick input { position: absolute; opacity: 0; pointer-events: none; }
.cmp__pick.is-disabled,
.cmp__pick.is-capped { opacity: 0.45; cursor: not-allowed; }
.cmp__pick.is-disabled:hover,
.cmp__pick.is-capped:hover { border-color: var(--border); }
.cmp__pick-avatar {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: var(--panel-2);
  color: var(--text);
  font-size: 11.5px;
  font-weight: 700;
}
.cmp__pick-text { display: grid; gap: 1px; min-width: 0; flex: 1; }
.cmp__pick-name {
  font-size: 13px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cmp__pick-meta { font-size: 11px; color: var(--muted); }
.cmp__switch {
  flex: 0 0 auto;
  position: relative;
  width: 34px;
  height: 19px;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  transition: background 160ms ease, border-color 160ms ease;
}
.cmp__switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--muted);
  transition: transform 160ms ease, background 160ms ease;
}
.cmp__pick input:checked ~ .cmp__switch {
  background: var(--primary);
  border-color: var(--primary);
}
.cmp__pick input:checked ~ .cmp__switch::after {
  transform: translateX(15px);
  background: #fff;
}
.cmp__pick input:checked ~ .cmp__pick-avatar {
  background: color-mix(in srgb, var(--primary) 20%, transparent);
  color: var(--primary);
}

/* ---- answer columns ---- */

.cmp__columns {
  --cmp-cols: 2;
  display: grid;
  grid-template-columns: repeat(var(--cmp-cols), minmax(0, 1fr));
  gap: 12px;
  min-height: 0;
}
.cmp__columns[data-empty="1"] { grid-template-columns: 1fr; }
.cmp__placeholder {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 10px;
  padding: 40px 20px;
  border: 1px dashed var(--border);
  border-radius: 14px;
  color: var(--muted);
  text-align: center;
}
.cmp__placeholder p { margin: 0; font-size: 13.5px; max-width: 380px; }

.cmp__col {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--panel);
  overflow: hidden;
}
.cmp__col-head {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--panel-2);
}
.cmp__col-avatar {
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  background: color-mix(in srgb, var(--primary) 20%, transparent);
  color: var(--primary);
  font-size: 10.5px;
  font-weight: 700;
}
.cmp__col-name {
  flex: 1;
  min-width: 0;
  font-size: 13px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cmp__col-cost { font-size: 11px; color: var(--muted); }
.cmp__col-body {
  overflow-y: auto;
  padding: 12px;
  display: grid;
  gap: 16px;
  align-content: start;
}

.cmp__turn { display: grid; gap: 8px; }
.cmp__ask {
  padding: 8px 11px;
  border-radius: 10px;
  background: var(--panel-2);
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.5;
}
.cmp__answer {
  font-size: 13.5px;
  line-height: 1.65;
  overflow-wrap: anywhere;
}
.cmp__answer code {
  padding: 1px 5px;
  border-radius: 5px;
  background: var(--panel-2);
  font-size: 0.9em;
}
.cmp__code {
  margin: 8px 0;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--panel-2);
  overflow-x: auto;
}
.cmp__code code { background: none; padding: 0; font-size: 12px; }
.cmp__turn-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-top: 6px;
  border-top: 1px solid var(--border);
}
.cmp__turn-action {
  border: 0;
  background: none;
  padding: 0;
  color: var(--muted);
  font: inherit;
  font-size: 11.5px;
  cursor: pointer;
}
.cmp__turn-action:hover { color: var(--text); }
.cmp__turn-cost { font-size: 11px; color: var(--muted); }
.cmp__error { color: var(--danger, #ef4444); font-size: 13px; }

.cmp__typing { display: inline-flex; gap: 4px; align-items: center; height: 18px; }
.cmp__typing i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--muted);
  animation: ac-bounce 1.2s infinite ease-in-out;
}
.cmp__typing i:nth-child(2) { animation-delay: 0.15s; }
.cmp__typing i:nth-child(3) { animation-delay: 0.3s; }

/* ---- shared composer ---- */

.cmp__composer {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 8px 8px 8px 14px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--panel);
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.12);
}
.cmp__composer:focus-within { border-color: var(--primary); }
.cmp__composer textarea {
  flex: 1;
  min-height: 24px;
  max-height: 160px;
  padding: 6px 0;
  border: 0;
  background: none;
  color: var(--text);
  font: inherit;
  font-size: 14px;
  line-height: 1.5;
  resize: none;
  outline: none;
}
.cmp__send {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border: 0;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font: inherit;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
}
.cmp__send:hover { filter: brightness(1.08); }
.cmp__send:disabled { opacity: 0.55; cursor: not-allowed; }

@media (max-width: 900px) {
  .cmp { height: auto; min-height: 0; }
  .cmp__columns { grid-template-columns: minmax(0, 1fr) !important; }
  .cmp__col { max-height: 60vh; }
  .cmp__send-label { display: none; }
  .cmp__send { padding: 10px 12px; }
}

/* ============================================================
   EXTRA CREDIT ADD-ON
   ============================================================ */

.addon {
  position: relative;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--panel);
  overflow: hidden;
}
.addon::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--addon-accent, #22c55e);
}
.addon__kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 12px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--addon-accent, #22c55e);
}
.addon__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.addon__name { font-size: 1.05rem; font-weight: 700; }
.addon__price {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--addon-accent, #22c55e);
  letter-spacing: -0.02em;
}
.addon__period { font-size: 13px; font-weight: 500; color: var(--muted); }
.addon__manage {
  font-size: 12px;
  color: var(--muted);
  text-decoration: underline;
}

.addon__controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  margin-bottom: 14px;
}
.addon__slider {
  position: relative;
  display: flex;
  align-items: center;
  height: 40px;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--border);
}
.addon__slider input[type="range"] {
  width: 100%;
  margin: 0;
  accent-color: var(--addon-accent, #22c55e);
  background: transparent;
}
.addon__multiplier {
  position: absolute;
  left: 6px;
  display: grid;
  place-items: center;
  min-width: 44px;
  height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--addon-accent, #22c55e);
  color: #04210f;
  font-size: 12.5px;
  font-weight: 700;
  pointer-events: none;
}
.addon__select {
  min-width: 190px;
  height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font: inherit;
  font-size: 13px;
}
.addon__cta {
  display: block;
  width: 100%;
  padding: 12px 18px;
  border: 0;
  border-radius: 10px;
  background: var(--text);
  color: var(--bg);
  font: inherit;
  font-size: 13.5px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}
.addon__cta:hover { filter: brightness(0.92); }
.addon__cta.is-locked { opacity: 0.9; }
.addon__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
  font-size: 12px;
  color: var(--muted);
}
.addon__foot-check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--addon-accent, #22c55e);
}
.addon__note {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--muted);
}

.oa-addon-slot {
  max-width: 1180px;
  margin: 28px auto 0;
}

@media (max-width: 640px) {
  .addon__controls { grid-template-columns: minmax(0, 1fr); }
  .addon__select { min-width: 0; width: 100%; }
}