/* 相册 —— 沈游的相册，渡口只读浏览。
   跟随 design-system 双主题变量；大图查看器无论主题都用暗底（看图惯例，
   与 image-lightbox 一致）。 */

.album-panel{position:fixed;inset:0;z-index:300;background:var(--bg-primary-warm);color:var(--text-primary);display:flex;flex-direction:column;overflow-y:auto;will-change:transform}
@media(min-width:768px){.album-panel{right:auto;width:420px;border-right:1px solid var(--border);box-shadow:var(--shadow-lg,0 8px 28px rgba(31,30,29,0.10))}}
.album-panel .profile-header{padding:calc(env(safe-area-inset-top) + 18px) 18px 0;flex:none}
.album-content{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:10px 18px calc(env(safe-area-inset-bottom) + 40px)}

/* 相册集列表 */
.album-card{display:flex;align-items:center;gap:14px;width:100%;padding:12px;margin-bottom:10px;border:0;border-radius:var(--card-radius);background:var(--card-bg);text-align:left;transition:transform var(--transition-fast),background var(--transition)}
.album-card:active{transform:scale(.98)}
.album-cover{flex:none;width:64px;height:64px;border-radius:var(--card-radius-image);object-fit:cover;background:var(--bg-sunken)}
.album-cover-empty{flex:none;width:64px;height:64px;border-radius:10px;display:grid;place-items:center;background:var(--bg-sunken);color:var(--text-faint);font-size:22px}
.album-card-info{flex:1;min-width:0}
.album-card-name{font:500 17px/1.3 var(--font-sans);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.album-card-meta{margin-top:3px;color:var(--text-secondary);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.album-empty{padding:48px 20px;text-align:center;color:var(--text-secondary);font-size:15px;line-height:1.7}

/* 缩略图网格（按日期分组） */
.album-date-header{font:600 14px/1.2 var(--font-sans);color:var(--text-secondary);padding:14px 2px 8px}
.album-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
@media(min-width:640px){.album-grid{grid-template-columns:repeat(4,1fr)}}
@media(min-width:900px){.album-grid{grid-template-columns:repeat(5,1fr)}}
.album-thumb{position:relative;aspect-ratio:1;border-radius:var(--card-radius-image);overflow:hidden;background:var(--bg-sunken);padding:0;border:0}
.album-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.album-thumb video{width:100%;height:100%;object-fit:cover;display:block;background:#000}
.album-thumb-badge{position:absolute;inset:0;display:grid;place-items:center;color:rgba(255,255,255,.92);font-size:22px;pointer-events:none;text-shadow:0 1px 6px rgba(0,0,0,.65)}
.album-thumb-audio{width:100%;height:100%;display:grid;place-items:center;font-size:30px;color:var(--text-faint);background:var(--bg-sunken)}
.album-thumb:active{opacity:.8}

/* 大图查看器 */
.photo-viewer-overlay{position:fixed;inset:0;z-index:310;display:none;flex-direction:column;background:rgba(12,12,12,.96);color:#fff}
.photo-viewer-overlay.show{display:flex}
.photo-viewer-close{position:absolute;top:calc(env(safe-area-inset-top) + 14px);right:14px;z-index:2;width:40px;height:40px;display:grid;place-items:center;border-radius:var(--radius-full);background:rgba(255,255,255,.12);color:#fff;font-size:22px;font-weight:300;line-height:1}
.photo-viewer-close:active{background:rgba(255,255,255,.22)}
.photo-viewer-image-wrap{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;padding:calc(env(safe-area-inset-top) + 56px) 8px 8px;touch-action:pan-y}
.photo-viewer-image-wrap img,.photo-viewer-image-wrap video{max-width:100%;max-height:100%;object-fit:contain;border-radius:4px}
.photo-viewer-image-wrap img{transition:opacity var(--transition-fast)}
.photo-viewer-image-wrap video{background:#000}
.photo-viewer-image-wrap audio{width:min(100%,360px)}
.photo-viewer-image-wrap .pv-hide{display:none}
.photo-viewer-meta{flex:none;padding:12px 22px calc(env(safe-area-inset-bottom) + 20px);display:flex;flex-direction:column;gap:12px}
.photo-viewer-note{margin:0;color:rgba(255,255,255,.7);font:400 15px/1.6 var(--font-serif);white-space:pre-wrap}
.photo-viewer-date{color:rgba(255,255,255,.4);font-size:12px}
.photo-viewer-context-btn{align-self:flex-start;padding:9px 18px;border:1px solid rgba(255,255,255,.25);border-radius:var(--radius-full);background:transparent;color:rgba(255,255,255,.85);font-size:14px;transition:background var(--transition-fast)}
.photo-viewer-context-btn:active{background:rgba(255,255,255,.14)}
.photo-viewer-context-btn.hidden{display:none}

@media(prefers-color-scheme:dark){
.album-panel{background:var(--bg-primary)}
.album-card{border-color:rgba(255,255,255,.10)}
}