/* 壁纸桌面 · 宠物选择器
 * 运行画布 1920×1080；切图按设计稿 2880 导出，换算系数 2/3。
 * 卡片/标题/按钮：全屏固定 px；2/3 时标题 75%、左侧选择器 82%。
 * 右侧标题 + Create + Select 右对齐。
 */

#pet-video-overlay .pet-selector {
    position: absolute;
    inset: 0;
    z-index: 20;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.35s ease;
}

/* 打开且未确认隐藏时显示；2/3→1/3 拖窄超过 50px 后随 --pet-narrow-fade 渐消 */
#pet-video-overlay.is-open .pet-selector:not(.is-confirmed) {
    opacity: var(--pet-narrow-fade, 1);
}

/* 拖窄渐消时关闭过渡，避免拖动滞后 */
.scene-container.pet-narrow-fading #pet-video-overlay .pet-selector {
    transition: none;
}

/* 确认主题 / 默认收起：选择器渐消，且子元素不得再吃点击
 * （子级 pointer-events:auto 会穿透父级 none，分屏窄窗时尤甚） */
#pet-video-overlay .pet-selector.is-confirmed {
    opacity: 0;
    pointer-events: none;
}

#pet-video-overlay .pet-selector.is-confirmed .pet-selector__cards,
#pet-video-overlay .pet-selector.is-confirmed .pet-selector__cards-scroller,
#pet-video-overlay .pet-selector.is-confirmed .pet-card,
#pet-video-overlay .pet-selector.is-confirmed .pet-card::after,
#pet-video-overlay .pet-selector.is-confirmed .pet-selector__title,
#pet-video-overlay .pet-selector.is-confirmed .pet-selector__actions,
#pet-video-overlay .pet-selector.is-confirmed .pet-selector__cta {
    pointer-events: none !important;
}

/*
 * 左侧卡片列表：固定视口 + 上下滚动；
 * 顶部默认仍露出约 3.5 张卡；加大底部可滚范围，
 * 滑到底时末卡落在滑动区垂直一半附近。
 * 左右 shadow-pad：给 drop-shadow 留空。
 * 顶/底遮罩强度由 --pet-fade-*-k（0~1）控制：贴边渐消，离开边缘再渐显。
 */
@property --pet-fade-top-k {
    syntax: '<number>';
    inherits: true;
    initial-value: 1;
}

@property --pet-fade-bottom-k {
    syntax: '<number>';
    inherits: true;
    initial-value: 1;
}

.pet-selector__cards {
    --pet-card-h: calc(285px * 2 / 3);
    --pet-card-overlap: calc(-6px * 2 / 3);
    --pet-card-fade-top-base: 88px;
    /* 底遮罩更靠下：渐消区更短，多露一点末卡 */
    --pet-card-fade-bottom-base: 36px;
    --pet-fade-top-k: 1;
    --pet-fade-bottom-k: 1;
    --pet-card-fade-top: calc(var(--pet-card-fade-top-base) * var(--pet-fade-top-k));
    --pet-card-fade-bottom: calc(var(--pet-card-fade-bottom-base) * var(--pet-fade-bottom-k));
    --pet-card-shadow-pad: 28px;
    /* 顶部态：约 3.5 卡；可滚行程随卡片数自然变长 */
    --pet-cards-view-h: calc(var(--pet-card-h) * 3.62 + var(--pet-card-overlap) * 3);
    /* 末卡停点固定偏下（如图2）：只留底遮罩余量，勿大底垫把末卡顶到中部（如图1） */
    --pet-cards-end-pad: calc(var(--pet-card-fade-bottom-base) + 16px);
    position: absolute;
    left: calc(75px * 2 / 3 - var(--pet-card-shadow-pad));
    top: 50%;
    transform: translateY(-50%);
    width: calc(560px * 2 / 3 * 1.12 + var(--pet-card-shadow-pad) * 2);
    height: min(var(--pet-cards-view-h), calc(100% - 200px));
    pointer-events: auto;
    z-index: 2;
    overflow: hidden;
    /* 遮罩强度跟滚动联动（JS 逐帧写 --pet-fade-*-k），勿再 CSS transition，以免与吸附节奏打架 */
    /* 透明 mask 与视频背景融合；点击改由 JS 几何命中（WebKit mask 透明区不吃事件） */
    -webkit-mask-image: linear-gradient(
        to bottom,
        transparent 0,
        rgba(0, 0, 0, 0.45) calc(var(--pet-card-fade-top) * 0.4),
        #000 var(--pet-card-fade-top),
        #000 calc(100% - var(--pet-card-fade-bottom)),
        rgba(0, 0, 0, 0.45) calc(100% - var(--pet-card-fade-bottom) * 0.4),
        transparent 100%
    );
    mask-image: linear-gradient(
        to bottom,
        transparent 0,
        rgba(0, 0, 0, 0.45) calc(var(--pet-card-fade-top) * 0.4),
        #000 var(--pet-card-fade-top),
        #000 calc(100% - var(--pet-card-fade-bottom)),
        rgba(0, 0, 0, 0.45) calc(100% - var(--pet-card-fade-bottom) * 0.4),
        transparent 100%
    );
    -webkit-mask-size: 100% 100%;
    mask-size: 100% 100%;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
}

.pet-selector__cards-scroller {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: none;
    overflow-anchor: none;
    -webkit-overflow-scrolling: touch;
    touch-action: none;
    scrollbar-width: none;
    -ms-overflow-style: none;
    pointer-events: auto;
    gap: 0;
    /* 底垫仅遮罩余量；末卡停点不随卡数上移到中部 */
    padding: 4px var(--pet-card-shadow-pad) var(--pet-cards-end-pad);
    scroll-snap-type: none;
    cursor: grab;
    --pet-bounce: 0px;
    transform: translateY(var(--pet-bounce));
    will-change: transform;
}

.pet-selector__cards-scroller.is-dragging {
    cursor: grabbing;
    user-select: none;
}

/* 回弹由 JS 缓动驱动；勿用带过冲的 CSS spring，易与吸附打架显得生硬 */
.pet-selector__cards-scroller.is-bouncing {
    transition: none;
}

.pet-selector__cards-scroller::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
}

/* 选中放大/缩小：柔和带轻微过冲，切换更灵动 */
.pet-card {
    position: relative;
    display: block;
    width: calc(560px * 2 / 3);
    max-width: 100%;
    height: auto;
    flex: none;
    padding: 0;
    margin: 0;
    border: none;
    background: transparent;
    cursor: inherit;
    pointer-events: none;
    opacity: 0.2;
    transform: scale(1);
    /* 左侧中心缩放：放大后左缘与其它卡对齐 */
    transform-origin: left center;
    z-index: 1;
    transition:
        opacity 0.36s cubic-bezier(0.22, 1, 0.36, 1),
        transform 0.48s cubic-bezier(0.22, 1.18, 0.36, 1);
    -webkit-tap-highlight-color: transparent;
    filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.22));
    will-change: opacity, transform;
}

/* 热区与卡片同形，整体略缩一圈避免误触相邻卡 */
.pet-card::after {
    content: '';
    position: absolute;
    inset: 0;
    transform: scale(0.94);
    transform-origin: center center;
    pointer-events: auto;
    z-index: 2;
}

/* 四卡垂直间距（设计稿略重叠 -6）— 固定 px，不随容器变 */
.pet-card + .pet-card {
    margin-top: calc(-6px * 2 / 3);
}

.pet-card img {
    display: block;
    width: 100%;
    height: auto;
    pointer-events: none;
    user-select: none;
}

.pet-card:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.65);
    outline-offset: 4px;
    border-radius: 12px;
}

.pet-card.is-front {
    z-index: 3;
}

/* 选中：以左侧中心为原点放大 10%；左缘与邻卡对齐 */
.pet-card.is-selected {
    opacity: 1;
    transform: scale(1.1);
    transform-origin: left center;
}

/* 选中卡右下角：半透白圆环进度（切换/加载/缓冲时显示） */
.pet-card__ring {
    position: absolute;
    right: auto;
    left: 10px;
    bottom: 10px;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 5;
    opacity: 0;
    transform: scale(0.92);
    transition: opacity 0.28s ease, transform 0.28s ease;
    /* 轨道 + 进度弧：--pet-load-p 0~1 */
    background: conic-gradient(
        from -90deg,
        rgba(255, 255, 255, 0.88) 0deg,
        rgba(255, 255, 255, 0.88) calc(var(--pet-load-p, 0) * 360deg),
        rgba(255, 255, 255, 0.2) calc(var(--pet-load-p, 0) * 360deg),
        rgba(255, 255, 255, 0.2) 360deg
    );
    -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 calc(100% - 2.5px));
    mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 calc(100% - 2.5px));
}

#pet-video-overlay[data-pet-media="switching"] .pet-card.is-selected .pet-card__ring,
#pet-video-overlay[data-pet-media="loading"] .pet-card.is-selected .pet-card__ring,
#pet-video-overlay[data-pet-media="buffering"] .pet-card.is-selected .pet-card__ring {
    opacity: 1;
    transform: scale(1);
}

/* 不定进度：短弧旋转 */
#pet-video-overlay[data-pet-media="switching"] .pet-card.is-selected .pet-card__ring:not(.is-determinate),
#pet-video-overlay[data-pet-media="loading"] .pet-card.is-selected .pet-card__ring:not(.is-determinate),
#pet-video-overlay[data-pet-media="buffering"] .pet-card.is-selected .pet-card__ring:not(.is-determinate) {
    background: conic-gradient(
        from -90deg,
        rgba(255, 255, 255, 0.9) 0deg,
        rgba(255, 255, 255, 0.9) 86deg,
        rgba(255, 255, 255, 0.16) 86deg,
        rgba(255, 255, 255, 0.16) 360deg
    );
    animation: pet-ring-spin 0.95s linear infinite;
}

@keyframes pet-ring-spin {
    to { transform: scale(1) rotate(360deg); }
}

/* 2/3 分屏：热区再略缩 */
#canvas.state-2:not(.scene-pane-1-3) .pet-card::after {
    transform: scale(0.9);
}

/* 右侧标题 — 四张叠放交叉淡入，避免换 src 跳闪；与 CTA 同右缘对齐 */
.pet-selector__title {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.35s ease;
}

#pet-video-overlay.is-open .pet-selector__title.is-ready {
    opacity: 1;
}

.pet-selector__title-img {
    position: absolute;
    left: auto;
    /* 右缘与 PLAY WITH ME 对齐（设计稿约 81@2880 → 54@1920） */
    right: 54px;
    /* 物种名约在 469@1080；资产顶垫约 45px×2/3 */
    top: calc(100% * 659 / 1620);
    height: auto;
    display: block;
    filter: drop-shadow(0 4px 24px rgba(0, 0, 0, 0.28));
    opacity: 0;
    transition: opacity 0.26s cubic-bezier(0.22, 1, 0.36, 1);
    pointer-events: none;
}

.pet-selector__title-img.is-on {
    opacity: 0.78;
}

.pet-selector__title-img[data-pet="oreo"] {
    width: calc(555px * 2 / 3);
}

.pet-selector__title-img[data-pet="chuck"] {
    width: calc(627px * 2 / 3);
}

.pet-selector__title-img[data-pet="reddy"] {
    width: calc(652px * 2 / 3);
}

.pet-selector__title-img[data-pet="rico"] {
    width: calc(441px * 2 / 3);
}

.pet-selector__title-img[data-pet="agumon"] {
    width: calc(827px * 2 / 3);
}

/* 标题下方 Select（PLAY WITH ME）；Create 独立在右上角 */
.pet-selector__actions {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 2;
}

.pet-selector__cta {
    position: absolute;
    height: auto;
    padding: 0;
    margin: 0;
    border: none;
    background: transparent;
    cursor: pointer;
    pointer-events: auto;
    transform: scale(1);
    transform-origin: center center;
    -webkit-tap-highlight-color: transparent;
    filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.22));
    will-change: transform;
}

/* Select 393×92：标题下方，右缘与标题对齐 */
.pet-selector__cta--select {
    top: calc(100% * 956 / 1620);
    left: auto;
    right: 54px;
    width: calc(393px * 2 / 3);
}

/* Create 160×96：画面右上角（与壁纸 chrome 同 right:46 / top:100） */
.pet-selector__cta--create {
    top: 100px;
    left: auto;
    right: 46px;
    width: calc(160px * 2 / 3);
}

.pet-selector__cta img {
    display: block;
    width: 100%;
    height: auto;
    pointer-events: none;
    user-select: none;
}

.pet-selector__cta:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.7);
    outline-offset: 6px;
    border-radius: 999px;
}

/* 点击缩放：回弹减弱 */
@keyframes pet-cta-pop {
    0%   { transform: scale(1); }
    40%  { transform: scale(0.92); }
    72%  { transform: scale(1.03); }
    100% { transform: scale(1); }
}

.pet-selector__cta.is-pop {
    animation: pet-cta-pop 0.38s cubic-bezier(0.33, 1.15, 0.52, 1) both;
}

/* 主题切换中（out 未播完）：禁点选卡片，列表仍可滑动 */
.pet-selector.is-theme-switching .pet-card {
    cursor: default;
}

.pet-selector.is-theme-switching .pet-card::after {
    pointer-events: none !important;
}

/* —— 2/3 分屏：标题 75%、选择器 82%；纵向与全屏同屏高（场景 top:72） —— */
#canvas.state-2.scene-pane-2-3 .pet-selector__cards {
    left: calc(60px * 2 / 3 - var(--pet-card-shadow-pad));
    transform: translateY(-50%) scale(0.82);
    transform-origin: left center;
}

#canvas.state-2.scene-pane-2-3 .pet-selector__title-img {
    left: auto;
    right: 46px;
    /* 与全屏同屏顶；右上锚点缩放，避免底锚点把标题视觉下沉 */
    top: calc(1080px * 659 / 1620 - 72px);
    transform: scale(0.75);
    transform-origin: right top;
}

#canvas.state-2.scene-pane-2-3 .pet-selector__cta--select {
    left: auto;
    right: 46px;
    /* 跟上标题缩放后的底边，保持与全屏相近的标题–按钮间距 */
    top: calc(1080px * 956 / 1620 - 72px - (264px * 2 / 3) * 0.25);
}

#canvas.state-2.scene-pane-2-3 .pet-selector__cta--create {
    top: 40px; /* 与分屏壁纸 chrome 对齐 */
    right: 46px;
}

/* 右下角切换宠物：纵向相对画布固定（分屏时 bottom 与 control-l 同步为 40） */
#pet-video-overlay .pet-selector-toggle {
    position: absolute;
    top: auto;
    bottom: 136px;
    right: 46px;
    left: auto;
    z-index: 30;
    display: block;
    width: 168px;
    height: auto;
    padding: 0;
    margin: 0;
    border: 0;
    border-radius: 0;
    appearance: none;
    -webkit-appearance: none;
    background: transparent;
    box-shadow: none;
    color: inherit;
    cursor: pointer;
    pointer-events: auto;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.15s ease, filter 0.2s ease, bottom 0.6s cubic-bezier(0.25, 1, 0.5, 1), right 0.6s cubic-bezier(0.25, 1, 0.5, 1);
    -webkit-tap-highlight-color: transparent;
}

#pet-video-overlay.is-open .pet-selector-toggle {
    opacity: var(--pet-narrow-fade, 1);
    visibility: visible;
}

/* 仅切主题加载：切换钮外圈柔光（同主题轮播/点切只有卡片圆环） */
#pet-video-overlay .pet-selector-toggle::after {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 999px;
    pointer-events: none;
    opacity: 0;
    box-shadow: 0 0 0 2px rgba(200, 220, 255, 0);
    transition: opacity 0.3s ease;
}

#pet-video-overlay.is-open[data-pet-media="switching"] .pet-selector-toggle::after {
    opacity: 1;
    animation: pet-toggle-load-glow 1.4s ease-in-out infinite;
}

@keyframes pet-toggle-load-glow {
    0%, 100% { box-shadow: 0 0 0 2px rgba(190, 210, 255, 0.15), 0 0 12px rgba(180, 200, 255, 0.12); }
    50%      { box-shadow: 0 0 0 2px rgba(190, 210, 255, 0.55), 0 0 18px rgba(180, 200, 255, 0.35); }
}

.scene-container.pet-narrow-fading #pet-video-overlay .pet-selector-toggle {
    transition: transform 0.15s ease, filter 0.2s ease, bottom 0.6s cubic-bezier(0.25, 1, 0.5, 1), right 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.scene-container.pet-narrow-hidden #pet-video-overlay .pet-selector-toggle,
.scene-container.pet-narrow-hidden #pet-video-overlay .pet-selector:not(.is-confirmed) .pet-selector__cta,
.scene-container.pet-narrow-hidden #pet-video-overlay .pet-selector:not(.is-confirmed) .pet-card::after {
    pointer-events: none !important;
}

#pet-video-overlay .pet-selector-toggle__svg {
    display: block;
    width: 100%;
    height: auto;
    pointer-events: none;
    user-select: none;
}

#pet-video-overlay .pet-selector-toggle:hover {
    filter: brightness(1.08);
}

#pet-video-overlay .pet-selector-toggle:active {
    transform: scale(0.96);
    filter: brightness(0.96);
}

#pet-video-overlay .pet-selector-toggle.is-on {
    filter: brightness(1.12);
}

#pet-video-overlay .pet-selector-toggle:focus,
#pet-video-overlay .pet-selector-toggle:focus-visible {
    outline: none;
}

/* 分屏：与 control-l 同 bottom:40，抵消 scene 上移/变矮，保持屏幕纵坐标 */
#canvas.state-2 #pet-video-overlay .pet-selector-toggle,
#canvas.state-c #pet-video-overlay .pet-selector-toggle {
    top: auto;
    bottom: 40px;
    right: 46px;
}

/* 1/3 态：隐藏选择器开关，且不允许打开选择器 */
#canvas.state-2.scene-pane-1-3 #pet-video-overlay .pet-selector-toggle {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

#canvas.state-2.scene-pane-1-3 #pet-video-overlay .pet-selector,
#canvas.state-2.scene-pane-1-3 #pet-video-overlay .pet-selector:not(.is-confirmed),
#canvas.state-2.scene-pane-1-3 #pet-video-overlay .pet-selector .pet-selector__cards,
#canvas.state-2.scene-pane-1-3 #pet-video-overlay .pet-selector .pet-selector__cards-scroller,
#canvas.state-2.scene-pane-1-3 #pet-video-overlay .pet-selector .pet-card,
#canvas.state-2.scene-pane-1-3 #pet-video-overlay .pet-selector .pet-card::after,
#canvas.state-2.scene-pane-1-3 #pet-video-overlay .pet-selector .pet-selector__actions,
#canvas.state-2.scene-pane-1-3 #pet-video-overlay .pet-selector .pet-selector__cta {
    opacity: 0 !important;
    pointer-events: none !important;
}

/* 分屏时选择器已按 is-confirmed / 1/3 规则控制 */