.post-preview-overlay{position:fixed;top:0;left:0;right:0;bottom:0;z-index:99999;background:rgba(0,0,0,.75);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;padding:40px 20px;overflow:hidden}.post-preview-overlay.closing{pointer-events:none}.post-preview-container{width:100%;max-width:680px;max-height:calc(100vh - 80px);background:var(--bg-primary);border:1px solid var(--border-color-light);border-radius:20px;overflow:hidden;display:flex;flex-direction:column;position:relative;box-shadow:0 25px 60px rgba(0,0,0,.4)}.post-preview-close{position:absolute;top:12px;right:12px;z-index:10;width:36px;height:36px;border-radius:50%;background:var(--glass-bg);backdrop-filter:blur(12px);border:1px solid var(--border-color-light);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-secondary);transition:background .2s ease,color .2s ease,transform .15s ease}.post-preview-close:hover{background:var(--bg-secondary);color:var(--text-primary);transform:scale(1.08)}.post-preview-body{overflow-y:auto;flex:1;scrollbar-width:none}.post-preview-body::-webkit-scrollbar{display:none}.post-preview-error{display:flex;flex-direction:column;align-items:center;gap:12px;padding:40px 20px;color:var(--text-secondary);font-size:14px}.post-preview-error-btn{padding:8px 20px;border-radius:10px;background:var(--accent-primary);color:#fff;border:none;cursor:pointer;font-size:13px;font-weight:600}[data-theme=light] .post-preview-overlay{background:rgba(0,0,0,.5)}[data-theme=light] .post-preview-container{background:#ffffff;border-color:rgba(124,58,237,.15);box-shadow:0 25px 60px rgba(124,58,237,.15)}[data-theme=light] .post-preview-close{background:rgba(255,255,255,.9);border-color:rgba(124,58,237,.12)}@media (max-width:768px){.post-preview-overlay{padding:0;align-items:flex-end}.post-preview-container{max-width:100%;max-height:90vh;border-radius:20px 20px 0 0}}