.history-preview-container{position:relative;width:100%;height:100vh;overflow:hidden}.history-preview-header{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:16px;padding-top:max(16px,env(safe-area-inset-top));background:linear-gradient(180deg,rgba(0,0,0,.85) 0%,rgba(0,0,0,.4) 60%,transparent 100%)}.history-preview-title{flex:1;margin:0 16px;font-size:18px;font-weight:700;color:#fff;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.icon-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:none;background:#00000059;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:50%;color:#fff;cursor:pointer;transition:all .2s ease;border:1px solid rgba(255,255,255,.08)}.icon-btn:hover{background:#00000080;border-color:#ffffff26}.icon-btn:active{transform:scale(.93)}.fav-btn.is-favorite path{fill:#fc5259}.fav-btn.is-favorite{background:#fc525933;border-color:#fc52594d}.history-preview-content{position:relative;width:100%;height:100%;display:flex;flex-direction:column}.author-avatar{position:fixed;top:70px;left:16px;z-index:90;width:50px;height:50px;border:2px solid rgba(255,255,255,.8);border-radius:50%;overflow:hidden;background:#2a2a2a;cursor:pointer;transition:all .25s ease;box-shadow:0 4px 16px #00000080,0 0 0 3px #0000004d}.author-avatar:hover{transform:scale(1.1)}.author-avatar:active{transform:scale(.95)}.author-avatar img{width:100%;height:100%;object-fit:cover}.history-image-container{position:absolute;top:0;left:0;width:100%;height:100%;background:#1f1f1f}.history-image{width:100%;height:100%;object-fit:cover;object-position:center}.history-info-footer{position:fixed;bottom:0;left:0;right:0;z-index:90;background:linear-gradient(0deg,rgba(0,0,0,.97) 0%,rgba(0,0,0,.9) 40%,rgba(0,0,0,.6) 75%,transparent 100%);padding:40px 16px 24px;padding-bottom:max(24px,env(safe-area-inset-bottom))}.history-stats{display:flex;align-items:center;gap:20px;margin-bottom:14px;padding:0 8px}.stat-item{display:flex;align-items:center;gap:6px;color:#ffffffa6;font-size:13px;font-weight:500;letter-spacing:.3px}.stat-item svg{opacity:.6}.history-info{margin-bottom:16px;padding:0 8px}.history-title-main{font-size:24px;font-weight:700;color:#fff;margin:0 0 8px;letter-spacing:-.3px;line-height:1.2}.history-description{font-size:14px;color:#ffffff8c;line-height:1.5;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.history-actions{display:flex;align-items:center;gap:12px;padding:0 8px}.btn-primary{flex:1;height:48px;border:none;border-radius:24px;background:linear-gradient(180deg,#fc5259,#d93a40);color:#fff;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:1px;cursor:pointer;transition:all .25s ease;box-shadow:0 4px 16px #fc525940}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px #fc525959;background:linear-gradient(180deg,#ff6268,#e6464c)}.btn-primary:active{transform:scale(.97)}.btn-icon-round{display:flex;align-items:center;justify-content:center;width:48px;height:48px;min-width:48px;border:none;border-radius:50%;background:#ffffff14;border:1px solid rgba(255,255,255,.12);color:#fff;cursor:pointer;transition:all .25s ease}.btn-icon-round:hover{background:#ffffff24;border-color:#fff3;transform:translateY(-2px)}.btn-icon-round:active{transform:scale(.93)}@media(min-width:768px){.history-preview-header{padding:20px 24px}.history-preview-title{font-size:20px}.author-avatar{width:60px;height:60px;top:80px;left:24px}.history-info-footer{padding:32px 24px}.history-title-main{font-size:26px}.history-description{font-size:15px}.btn-primary{height:52px;font-size:15px}.btn-icon-round{width:52px;height:52px;min-width:52px}.stat-item{font-size:15px}}@media(min-width:1024px){.history-preview-container{max-width:1200px;margin:0 auto}.history-preview-header{padding:24px 32px}.history-preview-title{font-size:22px}.author-avatar{width:70px;height:70px;top:90px;left:32px}.history-info-footer{padding:40px 32px}.history-title-main{font-size:30px}.history-description{font-size:16px;-webkit-line-clamp:3}.history-actions{max-width:600px;margin:0 auto;justify-content:center}.btn-primary{flex:0 0 auto;width:200px;height:56px;font-size:16px}.btn-icon-round{width:56px;height:56px;min-width:56px}.history-stats{gap:24px}.stat-item{font-size:16px}}.related-stories-section{margin-top:32px;padding-top:24px;border-top:1px solid var(--color-border)}.related-stories-title{font-size:15px;font-weight:700;color:var(--color-gray-primary);margin-bottom:14px;letter-spacing:.02em}.related-stories-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}@media(min-width:480px){.related-stories-grid{grid-template-columns:repeat(4,1fr)}}.related-card{display:flex;flex-direction:column;background:var(--bg-card);border:1px solid var(--color-border);border-radius:10px;overflow:hidden;text-decoration:none;color:inherit;transition:transform .18s ease,border-color .18s ease}.related-card:active{transform:scale(.97)}@media(hover:hover){.related-card:hover{border-color:#ffffff1f;transform:translateY(-2px)}}.related-card-img-wrapper{width:100%;aspect-ratio:3 / 2;overflow:hidden;background:#111}.related-card-img{width:100%;height:100%;object-fit:cover;display:block}.related-card-title{font-size:12px;font-weight:700;color:#fff;padding:8px 10px 10px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}@media(min-width:1440px){.history-actions{max-width:700px}.btn-primary{width:220px}}