/*
 * 全站选择界面：阿斯忒拉以收束切线表达方向，庭中界面以柔弧串联选项。
 * 原生字段仍保留在表单中，以下规则只塑造其可见代理层。
 */

.choice-source {
  display: none !important;
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: 0 !important;
  padding: 0 !important;
  overflow: hidden !important;
  border: 0 !important;
  opacity: 0 !important;
  pointer-events: none !important;
  clip-path: inset(50%) !important;
}

.choice-surface {
  position: relative;
  min-width: 0;
  width: 100%;
  display: block;
}

.key-create-form label > .choice-surface,
.observatory-mode label > .choice-surface {
  grid-column: 1 / -1;
}

.choice-trigger {
  --choice-height: 46px;
  position: relative;
  width: 100%;
  min-width: 0;
  height: var(--choice-height);
  display: grid;
  grid-template-columns: minmax(0, 1fr) 36px;
  align-items: center;
  padding: 0 0 0 13px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0;
  outline: 0;
  background:
    linear-gradient(112deg, rgba(var(--accent-rgb), 0.045), transparent 43%),
    color-mix(in srgb, var(--surface-1) 42%, transparent);
  color: var(--text-1);
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 12px;
  text-align: left;
  transition: border-color 160ms ease, background 180ms ease, box-shadow 180ms ease;
}

.choice-trigger::before {
  position: absolute;
  right: 25px;
  bottom: -1px;
  width: 45px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent));
  content: "";
  opacity: 0.44;
  transform: skewX(-42deg);
}

.choice-trigger__value {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.choice-trigger__mark {
  position: relative;
  width: 36px;
  height: 100%;
  display: block;
  border-left: 1px solid var(--line);
}

.choice-trigger__mark i,
.choice-trigger__mark b,
.choice-editable-disclosure i,
.choice-editable-disclosure b {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 1px;
  background: currentColor;
  content: "";
  transition: transform 180ms var(--ease-mechanical);
}

.choice-trigger__mark i,
.choice-editable-disclosure i {
  transform: translate(-78%, -50%) rotate(38deg);
}

.choice-trigger__mark b,
.choice-editable-disclosure b {
  transform: translate(-22%, -50%) rotate(-38deg);
}

.choice-trigger[aria-expanded="true"] .choice-trigger__mark i {
  transform: translate(-78%, -50%) rotate(-38deg);
}

.choice-trigger[aria-expanded="true"] .choice-trigger__mark b {
  transform: translate(-22%, -50%) rotate(38deg);
}

.choice-trigger:hover:not(:disabled) {
  border-color: var(--line-strong);
  background:
    linear-gradient(112deg, rgba(var(--accent-rgb), 0.085), transparent 48%),
    color-mix(in srgb, var(--surface-1) 58%, transparent);
}

.choice-trigger:focus-visible,
.choice-trigger[aria-expanded="true"] {
  border-color: var(--accent);
  box-shadow: inset 3px 0 color-mix(in srgb, var(--accent) 72%, transparent), 0 0 0 1px color-mix(in srgb, var(--accent) 14%, transparent);
}

.choice-trigger[aria-invalid="true"] {
  border-color: var(--status-danger);
  box-shadow: inset 3px 0 color-mix(in srgb, var(--status-danger) 72%, transparent);
}

.choice-trigger[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.44;
}

.choice-surface.is-placeholder .choice-trigger__value {
  color: var(--text-3);
}

.choice-surface[data-density="compact"] .choice-trigger {
  --choice-height: 36px;
  grid-template-columns: minmax(0, 1fr) 30px;
  padding-left: 10px;
  font-size: 10px;
}

.choice-surface[data-density="compact"] .choice-trigger__mark {
  width: 30px;
}

.choice-surface[data-density="sacred"] .choice-trigger {
  --choice-height: 43px;
  padding-left: 0;
  border-width: 0 0 1px;
  border-color: var(--line-strong);
  background: transparent;
  font-family: var(--font-sacred);
  font-size: 15px;
}

.choice-surface[data-density="sacred"] .choice-trigger:focus-visible,
.choice-surface[data-density="sacred"] .choice-trigger[aria-expanded="true"] {
  border-color: var(--admin-violet, var(--accent));
  box-shadow: none;
}

.key-create-form .choice-trigger,
.channel-form .choice-trigger,
.channel-proxy-import .choice-trigger {
  border-width: 0 0 1px;
  border-color: var(--line-strong);
  background: linear-gradient(90deg, rgba(var(--accent-rgb), 0.045), transparent);
}

.key-create-form .choice-trigger {
  font-size: 11px;
}

.channel-form .choice-trigger,
.channel-proxy-import .choice-trigger {
  --choice-height: 48px;
}

.feedback-toolbar .choice-trigger {
  --choice-height: 42px;
  font-size: 13px;
}

.feedback-resolution .choice-trigger {
  --choice-height: 45px;
  font-size: 13px;
}

.member-feedback-form .choice-trigger {
  --choice-height: 47px;
  font-size: 14px;
}

.notice-field .choice-trigger {
  --choice-height: 42px;
  font-size: 11px;
}

.choice-portal {
  position: fixed;
  inset: 0;
  z-index: 280;
  pointer-events: none;
}

.choice-portal__veil {
  display: none;
}

.choice-popover {
  --choice-popover-surface: color-mix(in srgb, var(--surface-1) 96%, #05090a);
  position: fixed;
  min-width: 220px;
  max-width: calc(100vw - 24px);
  display: flex;
  flex-direction: column;
  padding: 8px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(138deg, rgba(var(--accent-rgb), 0.07), transparent 36%),
    var(--choice-popover-surface);
  -webkit-backdrop-filter: blur(18px) saturate(0.82);
  backdrop-filter: blur(18px) saturate(0.82);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.44);
  color: var(--text-1);
  opacity: 0;
  pointer-events: auto;
  transform: translateY(-6px) scale(0.985);
  transform-origin: 50% 0;
  transition: opacity 150ms ease, transform 210ms var(--ease-mechanical);
  clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% calc(100% - 7px), calc(100% - 45px) 100%, 0 100%);
}

.choice-popover[data-placement="top"] {
  transform: translateY(6px) scale(0.985);
  transform-origin: 50% 100%;
}

.choice-portal.is-open .choice-popover {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.choice-popover__plane {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.choice-popover__plane i {
  position: absolute;
  right: -17px;
  width: 82px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent));
  opacity: 0.42;
  transform: rotate(-19deg);
}

.choice-popover__plane i:first-child {
  top: 28px;
}

.choice-popover__plane i:nth-child(2) {
  top: 45px;
  right: -29px;
  width: 116px;
  opacity: 0.2;
}

.choice-popover__plane b {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 5px;
  height: 5px;
  border: 1px solid var(--accent);
  transform: rotate(45deg);
}

.choice-popover__head {
  display: none;
}

.choice-list {
  position: relative;
  min-height: 0;
  overflow: auto;
  overscroll-behavior: contain;
  scrollbar-color: var(--line-strong) transparent;
  scrollbar-width: thin;
}

.choice-list.has-scroll-before:not(.has-scroll-after) {
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 22px, #000 100%);
  mask-image: linear-gradient(to bottom, transparent, #000 22px, #000 100%);
}

.choice-list.has-scroll-after:not(.has-scroll-before) {
  -webkit-mask-image: linear-gradient(to bottom, #000 0, #000 calc(100% - 22px), transparent);
  mask-image: linear-gradient(to bottom, #000 0, #000 calc(100% - 22px), transparent);
}

.choice-list.has-scroll-before.has-scroll-after {
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 22px, #000 calc(100% - 22px), transparent);
  mask-image: linear-gradient(to bottom, transparent, #000 22px, #000 calc(100% - 22px), transparent);
}

.choice-list__group {
  padding: 13px 13px 5px;
  color: var(--text-3);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.choice-list__empty {
  padding: 24px 16px;
  color: var(--text-3);
  font-size: 12px;
  line-height: 1.6;
  text-align: center;
}

.choice-option {
  position: relative;
  min-height: 42px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 24px;
  align-items: center;
  gap: 8px;
  padding: 8px 7px 8px 13px;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 68%, transparent);
  color: var(--text-2);
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 12px;
  line-height: 1.45;
  transition: color 130ms ease, background 160ms ease, padding 160ms var(--ease-mechanical);
}

.choice-option::before {
  position: absolute;
  top: 50%;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  content: "";
  transition: width 180ms var(--ease-mechanical);
}

.choice-option > span {
  min-width: 0;
  overflow-wrap: anywhere;
}

.choice-option > i {
  position: relative;
  width: 14px;
  height: 14px;
  border: 1px solid var(--line-strong);
  transform: rotate(45deg) scale(0.58);
  opacity: 0;
  transition: opacity 150ms ease, transform 180ms var(--ease-mechanical);
}

.choice-option > i::after {
  position: absolute;
  inset: 3px;
  background: var(--accent);
  content: "";
}

.choice-option.is-active:not([aria-disabled="true"]),
.choice-option:hover:not([aria-disabled="true"]) {
  padding-left: 19px;
  background: linear-gradient(104deg, rgba(var(--accent-rgb), 0.1), transparent 72%);
  color: var(--text-1);
}

.choice-option.is-active::before,
.choice-option:hover::before {
  width: 12px;
}

.choice-option[aria-selected="true"] {
  color: var(--text-1);
}

.choice-option[aria-selected="true"] > i {
  opacity: 1;
  transform: rotate(45deg) scale(0.72);
}

.choice-option[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.38;
}

.choice-surface--editable {
  display: block;
}

.choice-surface--editable .choice-editable-input {
  width: 100%;
  padding-right: 34px !important;
}

.choice-editable-disclosure {
  position: absolute;
  top: 0;
  right: 0;
  width: 32px;
  height: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text-3);
  cursor: pointer;
}

.choice-editable-disclosure[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.42;
}

.choice-editable-disclosure:focus-visible {
  outline: 1px solid color-mix(in srgb, var(--admin-violet, var(--accent)) 72%, transparent);
  outline-offset: -4px;
  color: var(--admin-violet, var(--accent));
}

.choice-editable-input[aria-expanded="true"] + .choice-editable-disclosure {
  color: var(--admin-violet, var(--accent));
}

.choice-editable-input[aria-expanded="true"] + .choice-editable-disclosure i {
  transform: translate(-78%, -50%) rotate(-38deg);
}

.choice-editable-input[aria-expanded="true"] + .choice-editable-disclosure b {
  transform: translate(-22%, -50%) rotate(38deg);
}

/* 庭中主题不只替换色彩：浮层从切面改为银蓝薄页与不完全平行的柔弧。 */
html[data-surface="member"][data-member-theme="garden"] .choice-trigger {
  border-color: color-mix(in srgb, var(--garden-silver) 34%, transparent);
  border-radius: 13px 4px 14px 5px / 9px 11px 7px 13px;
  background:
    radial-gradient(ellipse 82% 110% at 14% 0%, rgba(var(--garden-cold-rgb), 0.11), transparent 72%),
    color-mix(in srgb, var(--garden-sheet) 76%, transparent);
}

html[data-surface="member"][data-member-theme="garden"] .choice-trigger::before {
  right: 19px;
  bottom: 4px;
  width: 52%;
  border-bottom: 1px solid color-mix(in srgb, var(--garden-silver) 60%, transparent);
  border-radius: 0 0 58% 50%;
  background: none;
  transform: rotate(-1.5deg);
}

html[data-surface="member"][data-member-theme="garden"] .choice-trigger__mark {
  border-left-color: color-mix(in srgb, var(--garden-silver) 24%, transparent);
  color: var(--garden-violet);
}

html[data-surface="member"][data-member-theme="garden"] .choice-popover {
  --choice-popover-surface: color-mix(in srgb, var(--garden-sheet-strong) 96%, var(--canvas));
  border-color: color-mix(in srgb, var(--garden-silver) 42%, transparent);
  border-radius: 20px 7px 24px 9px / 13px 19px 12px 22px;
  background:
    radial-gradient(ellipse 90% 65% at 9% 3%, rgba(var(--garden-cold-rgb), 0.15), transparent 74%),
    var(--choice-popover-surface);
  box-shadow: 0 28px 74px color-mix(in srgb, var(--canvas) 34%, transparent);
  clip-path: none;
}

html[data-surface="member"][data-member-theme="garden"] .choice-popover__plane i {
  right: -8%;
  width: 82%;
  height: 48px;
  border-top: 1px solid color-mix(in srgb, var(--garden-silver) 50%, transparent);
  border-radius: 50%;
  background: none;
  opacity: 0.64;
  transform: rotate(-6deg);
}

html[data-surface="member"][data-member-theme="garden"] .choice-popover__plane i:first-child {
  top: 20px;
}

html[data-surface="member"][data-member-theme="garden"] .choice-popover__plane i:nth-child(2) {
  top: 38px;
  right: -14%;
  width: 94%;
  border-color: color-mix(in srgb, var(--garden-violet) 42%, transparent);
  opacity: 0.5;
  transform: rotate(-3deg);
}

html[data-surface="member"][data-member-theme="garden"] .choice-popover__plane b {
  top: 25px;
  right: 17px;
  width: 6px;
  height: 6px;
  border: 1px solid var(--garden-gold);
  border-radius: 50%;
  background: var(--garden-violet);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--garden-gold) 13%, transparent);
  transform: none;
}

html[data-surface="member"][data-member-theme="garden"] .choice-option {
  border-bottom-color: color-mix(in srgb, var(--garden-silver) 18%, transparent);
}

html[data-surface="member"][data-member-theme="garden"] .choice-option::before {
  top: auto;
  bottom: 4px;
  height: 9px;
  border-bottom: 1px solid color-mix(in srgb, var(--garden-violet) 62%, transparent);
  border-radius: 0 0 70% 40%;
  background: none;
}

html[data-surface="member"][data-member-theme="garden"] .choice-option.is-active:not([aria-disabled="true"]),
html[data-surface="member"][data-member-theme="garden"] .choice-option:hover:not([aria-disabled="true"]) {
  background: linear-gradient(98deg, rgba(var(--garden-cold-rgb), 0.13), transparent 78%);
}

html[data-surface="member"][data-member-theme="garden"] .choice-option > i {
  border-color: var(--garden-gold);
  border-radius: 50%;
  transform: scale(0.64);
}

html[data-surface="member"][data-member-theme="garden"] .choice-option > i::after {
  border-radius: 50%;
  background: var(--garden-violet);
}

html[data-surface="member"][data-member-theme="garden"] .choice-option[aria-selected="true"] > i {
  transform: scale(0.78);
}

/* 管理面保持庭中材质，但提高字级、边界与长文本阅读对比度。 */
html[data-surface="admin"] .choice-trigger {
  border-color: var(--line-strong);
  background:
    linear-gradient(102deg, color-mix(in srgb, var(--admin-ice) 10%, transparent), transparent 58%),
    color-mix(in srgb, var(--admin-sheet) 54%, transparent);
  font-size: 13px;
}

html[data-surface="admin"] .choice-trigger::before {
  background: linear-gradient(90deg, transparent, var(--admin-gold));
}

html[data-surface="admin"] .choice-trigger__mark {
  color: var(--admin-violet);
}

html[data-surface="admin"] .choice-popover {
  --choice-popover-surface: color-mix(in srgb, var(--admin-sheet) 96%, var(--canvas));
  border-color: color-mix(in srgb, var(--admin-violet) 48%, var(--line));
  border-radius: 18px 6px 21px 8px / 11px 17px 10px 19px;
  background:
    radial-gradient(ellipse 80% 62% at 12% 0%, color-mix(in srgb, var(--admin-ice) 15%, transparent), transparent 74%),
    var(--choice-popover-surface);
  box-shadow: 0 26px 76px color-mix(in srgb, var(--canvas) 30%, transparent);
  clip-path: none;
}

html[data-surface="admin"] .choice-popover__plane i {
  right: -8%;
  width: 82%;
  height: 44px;
  border-top: 1px solid color-mix(in srgb, var(--admin-violet) 46%, transparent);
  border-radius: 50%;
  background: none;
  transform: rotate(-5deg);
}

html[data-surface="admin"] .choice-popover__plane b {
  border-color: var(--admin-gold);
  border-radius: 50%;
  background: var(--admin-violet);
  transform: none;
}

html[data-surface="admin"] .choice-option {
  min-height: 44px;
  color: var(--text-2);
  font-size: 13px;
}

html[data-surface="admin"] .choice-option.is-active:not([aria-disabled="true"]),
html[data-surface="admin"] .choice-option:hover:not([aria-disabled="true"]) {
  background: linear-gradient(102deg, color-mix(in srgb, var(--admin-violet) 13%, transparent), transparent 78%);
}

html[data-surface="admin"] .choice-option > i {
  border-color: var(--admin-gold);
}

html[data-surface="admin"] .choice-option > i::after {
  background: var(--admin-violet);
}

@media (max-width: 760px) {
  .choice-portal {
    z-index: 280;
  }

  .choice-portal[data-mobile="true"] {
    pointer-events: auto;
  }

  .choice-portal[data-mobile="true"] .choice-portal__veil {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    background: rgba(2, 5, 7, 0.58);
    opacity: 0;
    pointer-events: auto;
    transition: opacity 180ms ease;
  }

  .choice-portal[data-mobile="true"].is-open .choice-portal__veil {
    opacity: 1;
  }

  .choice-portal[data-mobile="true"] .choice-popover {
    inset: auto 0 0 !important;
    width: 100% !important;
    max-width: none;
    max-height: min(68dvh, 560px) !important;
    padding: 10px max(12px, env(safe-area-inset-right)) calc(13px + env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));
    border-width: 1px 0 0;
    clip-path: none;
    opacity: 1;
    transform: translateY(102%);
    transform-origin: 50% 100%;
  }

  .choice-portal[data-mobile="true"].is-open .choice-popover {
    transform: translateY(0);
  }

  .choice-popover__head {
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5px 8px 9px;
    border-bottom: 1px solid var(--line);
    color: var(--text-2);
    font-size: 13px;
  }

  .choice-popover__head button {
    width: 38px;
    height: 38px;
    border: 1px solid var(--line);
    background: transparent;
    color: var(--text-2);
    cursor: pointer;
  }

  .choice-popover__head button svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-width: 1.4;
  }

  .choice-list {
    padding-top: 5px;
  }

  .choice-option,
  html[data-surface="admin"] .choice-option {
    min-height: 49px;
    padding-block: 11px;
    font-size: 14px;
  }

  html[data-surface="member"][data-member-theme="garden"] .choice-popover {
    border-radius: 24px 24px 0 0 / 16px 16px 0 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .choice-popover,
  .choice-portal__veil,
  .choice-option,
  .choice-option::before,
  .choice-option > i,
  .choice-trigger,
  .choice-trigger__mark i,
  .choice-trigger__mark b {
    transition-duration: 0.01ms !important;
  }
}

@media (min-width: 3000px) and (min-height: 1400px) {
  .choice-popover {
    padding: 10px;
  }

  .choice-option,
  html[data-surface="admin"] .choice-option {
    min-height: 46px;
    font-size: 13px;
  }
}

@media (forced-colors: active) {
  .choice-list {
    -webkit-mask-image: none !important;
    mask-image: none !important;
  }

  .choice-popover,
  .choice-trigger,
  .choice-option,
  .choice-popover__head button {
    border: 1px solid CanvasText;
    background: Canvas;
    color: CanvasText;
    forced-color-adjust: auto;
  }

  .choice-option.is-active,
  .choice-option[aria-selected="true"] {
    outline: 2px solid Highlight;
    outline-offset: -3px;
  }
}