/*!
 * 25xianbao 夸克资源领取组件 · 样式
 * 版本随 XB_RC_VERSION 更新（改这个文件必须同步递增插件里的常量）。
 *
 * 约定：
 *  - 所有类名以 .xb-rc 开头，作用域封闭，不碰主题任何选择器（避免与 JustNews 冲突）。
 *  - 颜色全部用 CSS 变量，深色模式只换变量，不改结构。
 *  - 动效只做 transform/opacity，不触发布局；prefers-reduced-motion 下全部关闭。
 */

.xb-rc,
.xb-rc-modal,
.xb-rc-page,
.xb-rc-toast {
  --xb-blue: #2f6bff;
  --xb-blue-strong: #1f57e0;
  --xb-blue-soft: #eef3ff;
  --xb-violet: #6b5cff;
  --xb-ink: #16264d;
  --xb-ink-soft: #5b6b8c;
  --xb-ink-faint: #8a98b5;
  --xb-surface: #ffffff;
  --xb-surface-alt: #f7f9ff;
  /* 失效卡片的凹面底。之前只写了 var(--xb-surface-soft, #fafbfd) 却没定义这个变量，
     深色模式就吃了近白 fallback：白底 + 浅灰字，整张卡片吊在暗色页面上、文字几乎看不见。 */
  --xb-surface-soft: #fafbfd;
  --xb-line: #e6ecf8;
  --xb-shadow: 0 14px 34px rgba(23, 43, 99, 0.10), 0 2px 6px rgba(23, 43, 99, 0.04);
  --xb-shadow-lift: 0 20px 46px rgba(23, 43, 99, 0.16), 0 4px 10px rgba(23, 43, 99, 0.06);
  --xb-radius: 18px;
  --xb-radius-sm: 12px;
}

/* 组件内部统一 border-box：主题大多是 content-box，
   不锁住的话 `width:100%` 的按钮会因 padding 撑出卡片右边缘。 */
.xb-rc,
.xb-rc *,
.xb-rc-modal,
.xb-rc-modal *,
.xb-rc-page,
.xb-rc-page * {
  box-sizing: border-box;
}

/* ── 资源卡片 ───────────────────────────────────────────────────────────── */

.xb-rc {
  position: relative;
  display: flex;
  align-items: center;
  gap: 26px;
  margin: 30px 0;
  padding: 24px 24px 20px;
  border: 1px solid var(--xb-line);
  border-radius: var(--xb-radius);
  background: var(--xb-surface);
  box-shadow: var(--xb-shadow);
  overflow: hidden;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--xb-ink);
  line-height: 1.65;
  text-align: left;
  isolation: isolate;
}

.xb-rc__main {
  flex: 1 1 auto;
  min-width: 0;
}

/* 卡片右侧的小二维码：桌面端直接给扫，不用先点按钮；手机端隐藏（不给自己扫自己屏幕） */
.xb-rc__aside {
  display: none;
  flex: none;
  flex-direction: column;
  align-items: center;
  gap: 7px;
}

.xb-rc__qrmini {
  position: relative;
  width: 150px;
  height: 150px;
  padding: 10px;
  border-radius: 16px;
  border: 1px solid var(--xb-line);
  background: #fff;
  box-shadow: 0 8px 20px rgba(23, 43, 99, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
}

.xb-rc__qrmini canvas {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 6px;
  image-rendering: pixelated;
}

.xb-rc__asidecap {
  font-size: 11.5px;
  color: var(--xb-ink-faint);
  letter-spacing: 0.02em;
}

@media (min-width: 721px) {
  .xb-rc__aside {
    display: flex;
  }
}

/* 预览/独立页里卡片已经在大卡片内部，不要再叠一层阴影和边距 */
.xb-rc-page__card .xb-rc {
  margin: 0;
  padding: 0;
  border: 0;
  box-shadow: none;
  background: transparent;
}

/* 顶部一道极淡的品牌光，把卡片和正文分开，但不喧哗 */
.xb-rc__glow {
  position: absolute;
  inset: -60% 40% auto -10%;
  height: 220px;
  background: radial-gradient(60% 60% at 30% 40%, rgba(47, 107, 255, 0.14), transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.xb-rc__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px 4px 9px;
  border-radius: 999px;
  background: var(--xb-blue-soft);
  color: var(--xb-blue-strong);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.xb-rc__badge svg {
  width: 13px;
  height: 13px;
  fill: currentColor;
  flex: none;
}

.xb-rc__title {
  margin: 12px 0 6px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--xb-ink);
  letter-spacing: -0.01em;
}

.xb-rc__note {
  margin: 0 0 18px;
  font-size: 14px;
  color: var(--xb-ink-soft);
}

.xb-rc__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.xb-rc__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--xb-radius-sm);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.16s ease, box-shadow 0.16s ease, background-color 0.16s ease;
  -webkit-tap-highlight-color: transparent;
  font-family: inherit;
}

.xb-rc__btn svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: none;
}

.xb-rc__btn--primary {
  background: linear-gradient(135deg, var(--xb-blue) 0%, var(--xb-violet) 100%);
  color: #fff;
  box-shadow: 0 8px 20px rgba(47, 107, 255, 0.28);
}

.xb-rc__btn--primary:hover,
.xb-rc__btn--primary:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 12px 26px rgba(47, 107, 255, 0.34);
  color: #fff;
}

.xb-rc__btn--ghost {
  background: var(--xb-surface);
  border-color: var(--xb-line);
  color: var(--xb-ink-soft);
}

.xb-rc__btn--ghost:hover,
.xb-rc__btn--ghost:focus-visible {
  background: var(--xb-surface-alt);
  color: var(--xb-ink);
}

/* 次级到可以用文字链接表达：不跟二维码抢视觉重心 */
.xb-rc__btn--text {
  background: none;
  border-color: transparent;
  box-shadow: none;
  color: var(--xb-ink-soft);
  font-weight: 500;
  min-height: 34px;
  padding: 4px 8px;
  font-size: 13px;
}

.xb-rc__btn--text:hover,
.xb-rc__btn--text:focus-visible {
  background: var(--xb-surface-alt);
  color: var(--xb-blue);
}

.xb-rc__btn:active {
  transform: translateY(0) scale(0.985);
}

.xb-rc__btn:focus-visible {
  outline: 2px solid var(--xb-blue);
  outline-offset: 2px;
}

.xb-rc__hint {
  margin: 16px 0 0;
  font-size: 12.5px;
  color: var(--xb-ink-faint);
}

.xb-rc__switch {
  appearance: none;
  background: none;
  border: 0;
  padding: 0;
  margin-left: 2px;
  font: inherit;
  color: var(--xb-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}

.xb-rc__switch:hover,
.xb-rc__switch:focus-visible {
  color: var(--xb-violet);
}

/* ── 弹窗 ───────────────────────────────────────────────────────────────── */

.xb-rc-modal {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.xb-rc-modal[hidden] {
  display: none;
}

.xb-rc-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(11, 20, 45, 0.52);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity 0.22s ease;
}

.xb-rc-modal.is-open .xb-rc-modal__backdrop {
  opacity: 1;
}

.xb-rc-modal__panel {
  position: relative;
  width: 100%;
  max-width: 420px;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  padding: 26px 26px 22px;
  border-radius: 22px;
  background: var(--xb-surface);
  box-shadow: var(--xb-shadow-lift);
  transform: translateY(14px) scale(0.98);
  opacity: 0;
  transition: transform 0.24s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.2s ease;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--xb-ink);
  text-align: center;
}

.xb-rc-modal.is-open .xb-rc-modal__panel {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.xb-rc-modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 50%;
  background: var(--xb-surface-alt);
  color: var(--xb-ink-faint);
  cursor: pointer;
  transition: background-color 0.16s ease, color 0.16s ease;
}

.xb-rc-modal__close svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}

.xb-rc-modal__close:hover {
  background: var(--xb-line);
  color: var(--xb-ink);
}

.xb-rc-modal__kicker {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--xb-blue-soft);
  color: var(--xb-blue-strong);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.xb-rc-modal__title {
  margin: 10px 0 4px;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--xb-ink);
  padding: 0 26px;
}

.xb-rc-modal__qrwrap {
  margin: 16px 0 4px;
}

.xb-rc-modal__qr {
  position: relative;
  width: 232px;
  height: 232px;
  margin: 0 auto;
  padding: 12px;
  border-radius: 20px;
  border: 1px solid var(--xb-line);
  background: #fff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6), 0 10px 24px rgba(23, 43, 99, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
}

.xb-rc-modal__qr canvas {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 8px;
  image-rendering: pixelated;
}

.xb-rc-modal__qrerr {
  margin: 12px 0 0;
  font-size: 13px;
  color: #b4442f;
}

.xb-rc-modal__steps {
  margin: 16px 0 18px;
  padding: 0;
  list-style: none;
  text-align: left;
}

.xb-rc-modal__steps li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 0 0 9px;
  font-size: 13.5px;
  color: var(--xb-ink-soft);
  line-height: 1.6;
}

.xb-rc-modal__steps li span {
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 1px;
  border-radius: 50%;
  background: var(--xb-blue-soft);
  color: var(--xb-blue-strong);
  font-size: 11.5px;
  font-weight: 700;
  line-height: 20px;
  text-align: center;
}

.xb-rc-modal__actions {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.xb-rc-modal__actions .xb-rc__btn {
  width: 100%;
}

.xb-rc-modal__foot {
  margin: 14px 0 0;
  font-size: 12px;
  color: var(--xb-ink-faint);
  line-height: 1.6;
}

/* 二维码骨架屏：不是转圈，是「块在呼吸」，加载感更轻 */
.xb-rc-skeleton {
  width: 100%;
  height: 100%;
  border-radius: 10px;
  background: linear-gradient(100deg, #eef2fb 20%, #f8faff 40%, #eef2fb 60%);
  background-size: 220% 100%;
  animation: xb-rc-shimmer 1.25s linear infinite;
}

@keyframes xb-rc-shimmer {
  from { background-position: 120% 0; }
  to { background-position: -40% 0; }
}

/* ── 独立领取页 / 预览页 ───────────────────────────────────────────────── */

.xb-rc-page {
  padding: 40px 16px 64px;
  background: var(--xb-surface-alt);
  min-height: 60vh;
}

.xb-rc-page__card {
  max-width: 720px;
  margin: 0 auto;
  padding: 30px 30px 24px;
  border: 1px solid var(--xb-line);
  border-radius: 22px;
  background: var(--xb-surface);
  box-shadow: var(--xb-shadow);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--xb-ink);
}

.xb-rc-page__title {
  margin: 12px 0 8px;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--xb-ink);
}

.xb-rc-page__body {
  display: flex;
  gap: 28px;
  align-items: center;
  margin-top: 22px;
}

.xb-rc-page__qr {
  position: relative;
  flex: none;
  width: 232px;
  height: 232px;
  padding: 12px;
  border-radius: 20px;
  border: 1px solid var(--xb-line);
  background: #fff;
  box-shadow: 0 10px 24px rgba(23, 43, 99, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
}

.xb-rc-page__qr canvas {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 8px;
  image-rendering: pixelated;
}

.xb-rc-page__side {
  flex: 1;
  min-width: 0;
}

.xb-rc-page__side .xb-rc__btn {
  width: 100%;
  margin-bottom: 9px;
}

.xb-rc-page__side .xb-rc-modal__steps {
  margin-top: 0;
}

/* ── 复制成功提示 ───────────────────────────────────────────────────────── */

.xb-rc-toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  z-index: 100000;
  transform: translate(-50%, 12px);
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(22, 38, 77, 0.94);
  color: #fff;
  font-size: 13.5px;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.xb-rc-toast.is-show {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ── 移动端：弹窗变底部抽屉，二维码居中更靠上 ───────────────────────────── */

@media (max-width: 640px) {
  .xb-rc {
    margin: 22px 0;
    padding: 20px 18px 18px;
    border-radius: 16px;
  }

  .xb-rc__title {
    font-size: 18px;
  }

  .xb-rc__actions .xb-rc__btn {
    flex: 1 1 auto;
  }

  .xb-rc-modal {
    align-items: flex-end;
    padding: 0;
  }

  .xb-rc-modal__panel {
    max-width: none;
    width: 100%;
    max-height: 92vh;
    padding: 22px 20px calc(20px + env(safe-area-inset-bottom, 0px));
    border-radius: 22px 22px 0 0;
    transform: translateY(28px);
  }

  .xb-rc-modal.is-open .xb-rc-modal__panel {
    transform: translateY(0);
  }

  .xb-rc-modal__qr {
    width: 208px;
    height: 208px;
  }

  .xb-rc-page {
    padding: 20px 12px 40px;
  }

  .xb-rc-page__card {
    padding: 22px 18px 18px;
    border-radius: 18px;
  }

  .xb-rc-page__title {
    font-size: 20px;
  }

  .xb-rc-page__body {
    flex-direction: column;
    gap: 20px;
  }

  .xb-rc-page__qr {
    width: 208px;
    height: 208px;
  }
}

/* ── 深色模式：跟随系统，与站点 25xianbao-darkmode 的判据一致 ─────────────── */

@media (prefers-color-scheme: dark) {
  .xb-rc,
  .xb-rc-modal,
  .xb-rc-page,
  .xb-rc-toast {
    --xb-ink: #e8eefc;
    --xb-ink-soft: #a9b6d4;
    --xb-ink-faint: #8494b5;
    --xb-surface: #171c2b;
    --xb-surface-alt: #111624;
    --xb-surface-soft: #121826;
    --xb-line: #2a3350;
    --xb-blue-soft: #1d2947;
    --xb-blue-strong: #8fb2ff;
    --xb-shadow: 0 14px 34px rgba(0, 0, 0, 0.42);
    --xb-shadow-lift: 0 22px 48px rgba(0, 0, 0, 0.55);
  }

  .xb-rc-modal__qr,
  .xb-rc-page__qr,
  .xb-rc__qrmini {
    background: #fff;              /* 二维码必须白底，否则扫不出来 */
    border-color: #3a4463;
  }

  .xb-rc-modal__backdrop {
    background: rgba(4, 8, 18, 0.68);
  }

  .xb-rc-skeleton {
    background: linear-gradient(100deg, #232b42 20%, #2c3550 40%, #232b42 60%);
    background-size: 220% 100%;
  }

  .xb-rc__btn--ghost {
    background: #1d2436;
    color: var(--xb-ink-soft);
  }

  .xb-rc__btn--ghost:hover {
    background: #232b42;
  }
}

/* ── 无障碍：尊重减少动效偏好 ───────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .xb-rc__btn,
  .xb-rc-modal__backdrop,
  .xb-rc-modal__panel,
  .xb-rc-toast,
  .xb-rc-skeleton {
    transition: none !important;
    animation: none !important;
  }
}

/* ── 失效链接形态 ───────────────────────────────────────────────────────────
   体检确认分享挂了之后，卡片换成这个形态：不给二维码、不给按钮，
   避免用户扫了一个注定失败的码，也避免文章被用户当成钓鱼页。 */

.xb-rc--dead {
  border-style: dashed;
  border-color: var(--xb-line, #e5e7eb);
  background: var(--xb-surface-soft, #fafbfd);
}

.xb-rc__badge--dead {
  color: #b42318;
  background: rgba(180, 35, 24, 0.08);
}

.xb-rc--dead .xb-rc__title {
  color: var(--xb-ink-soft, #4b5563);
}

.xb-rc__note--muted {
  color: var(--xb-ink-faint, #9ca3af);
  font-size: 12px;
}