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ease}.back-btn:hover{background:var(--color-surface-hover)}.form-title{font-size:1.5rem;font-weight:700;margin:0;color:var(--color-text)}.form-group{margin-bottom:24px}.form-label{display:block;font-size:.875rem;font-weight:600;margin-bottom:8px;color:var(--color-text-muted)}.form-input{width:100%;padding:16px;font-size:1rem;border:1px solid var(--color-border);border-radius:8px;background:var(--color-background);color:var(--color-text);transition:border-color .2s ease,box-shadow .2s ease;font-family:inherit}.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(var(--color-primary-rgb),.1)}.form-textarea{min-height:300px;resize:vertical}.form-actions{display:flex;justify-content:flex-end;gap:16px;margin-top:40px}.error-message{margin-bottom:24px;padding:16px;border-radius:8px;background:#ef44441a;color:var(--color-error);font-size:.875rem}@media(max-width:640px){.form-container{padding:24px}}.quant-post-detail-page{padding:120px 20px 80px;min-height:100vh;background-color:var(--color-background)}.post-detail-container{max-width:800px;margin:0 auto}.post-detail-header{margin-bottom:32px}.back-link{display:inline-flex;align-items:center;color:var(--color-text-muted);text-decoration:none;font-weight:500;margin-bottom:24px;transition:color .2s}.back-link:hover{color:var(--color-primary)}.post-detail-title{font-size:2.5rem;font-weight:800;color:var(--color-text);margin-bottom:24px;line-height:1.3}.post-detail-meta{display:flex;justify-content:space-between;align-items:center;padding-bottom:24px;border-bottom:1px solid var(--color-border)}.post-author-info{display:flex;align-items:center;gap:12px}.author-avatar{width:48px;height:48px;border-radius:50%;object-fit:cover;background:var(--color-surface);border:1px solid var(--color-border)}.author-avatar-fallback{width:48px;height:48px;border-radius:50%;background:var(--color-surface);border:1px solid var(--color-border);display:flex;align-items:center;justify-content:center;color:var(--color-text-muted)}.author-details{display:flex;flex-direction:column}.author-name{font-weight:600;color:var(--color-text)}.post-date{font-size:.875rem;color:var(--color-text-muted)}.post-actions{display:flex;gap:12px}.post-detail-content{padding:40px 0;font-size:1.125rem;line-height:1.8;color:var(--color-text);white-space:pre-wrap}.post-comments-section{margin-top:64px;padding-top:40px;border-top:1px solid var(--color-border)}.comments-title{font-size:1.5rem;font-weight:700;margin-bottom:24px;display:flex;align-items:center;gap:8px}.comment-form{margin-bottom:40px}.comment-input{width:100%;padding:16px;border:1px solid var(--color-border);border-radius:12px;background:var(--color-surface);color:var(--color-text);min-height:100px;resize:vertical;margin-bottom:16px;font-family:inherit}.comment-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(var(--color-primary-rgb),.1)}.comment-submit{display:flex;justify-content:flex-end}.comments-list{display:flex;flex-direction:column;gap:24px}.comment-item{display:flex;gap:16px}.comment-avatar{flex-shrink:0}.comment-avatar .author-avatar,.comment-avatar .author-avatar-fallback{width:40px;height:40px}.comment-content-wrapper{flex:1;background:var(--color-surface);border:1px solid var(--color-border);border-radius:16px;padding:16px}.comment-meta{display:flex;justify-content:space-between;margin-bottom:8px}.comment-author{font-weight:600;color:var(--color-text)}.comment-date{font-size:.875rem;color:var(--color-text-muted)}.comment-body{color:var(--color-text);line-height:1.6;white-space:pre-wrap}.quant-add-page{padding:120px 20px 80px;min-height:100vh;background-color:var(--color-background)}.add-container{max-width:800px;margin:0 auto;background:var(--color-surface);border:1px solid var(--color-border);border-radius:16px;padding:40px;box-shadow:0 8px 32px #0000000d}.add-header{margin-bottom:32px}.add-title{font-size:1.5rem;font-weight:700;margin:0 0 8px;color:var(--color-text)}.add-subtitle{color:var(--color-text-muted);font-size:.875rem;margin:0}.form-section{margin-bottom:32px}.section-title{font-size:1rem;font-weight:600;color:var(--color-primary);margin-bottom:16px;padding-bottom:8px;border-bottom:1px solid var(--color-border)}.form-row{display:flex;gap:16px;margin-bottom:16px}.form-row>div{flex:1}.quick-dates{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}.quick-date-btn{padding:4px 12px;font-size:.75rem;border:1px solid var(--color-border);border-radius:4px;background:var(--color-surface);color:var(--color-text);cursor:pointer;transition:all .2s}.quick-date-btn:hover{background:var(--color-surface-hover);border-color:var(--color-primary);color:var(--color-primary)}.radio-group{display:flex;gap:24px;padding:8px 16px}.radio-label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:.875rem;font-weight:500;color:var(--color-text)}.radio-input{cursor:pointer;accent-color:var(--color-primary)}.radio-input.up{accent-color:var(--color-error)}.radio-input.down{accent-color:var(--color-success)}@media(max-width:640px){.add-container{padding:24px}.form-row{flex-direction:column}}.quant-about-page{padding:120px 20px 80px;min-height:100vh;background-color:var(--color-background)}.about-container{max-width:800px;margin:0 auto}.about-header{margin-bottom:40px;text-align:center}.about-title{font-size:2.5rem;font-weight:800;margin-bottom:16px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.about-subtitle{font-size:1.125rem;color:var(--color-text-muted)}.about-content{background:var(--color-surface);border:1px solid var(--color-border);border-radius:24px;padding:40px;box-shadow:0 8px 32px #0000000d}.about-section{margin-bottom:40px}.about-section:last-child{margin-bottom:0}.section-heading{font-size:1.5rem;font-weight:700;color:var(--color-text);margin-bottom:16px}.section-text{font-size:1.0625rem;line-height:1.8;color:var(--color-text-muted)}.about-actions{display:flex;justify-content:center;margin-top:40px}@media(max-width:640px){.about-content{padding:24px}}.coming-soon-page{min-height:calc(100vh - 200px);display:flex;align-items:center;justify-content:center;padding:120px 20px;background-color:var(--color-background)}.coming-soon-container{text-align:center;max-width:600px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:24px;padding:64px 32px;box-shadow:0 8px 32px #0000000d}.coming-soon-icon{display:inline-flex;align-items:center;justify-content:center;width:120px;height:120px;border-radius:50%;background:linear-gradient(135deg,rgba(var(--color-primary-rgb),.1),rgba(var(--color-accent-rgb),.1));color:var(--color-primary);margin-bottom:32px}.coming-soon-title{font-size:2.5rem;font-weight:800;margin-bottom:16px;color:var(--color-text)}.coming-soon-desc{font-size:1.125rem;color:var(--color-text-muted);line-height:1.6;margin-bottom:40px}.coming-soon-actions{display:flex;align-items:center;justify-content:center;gap:16px}@media(max-width:640px){.coming-soon-actions{flex-direction:column}.coming-soon-actions .btn{width:100%;justify-content:center}}.community-page{min-height:80vh;padding:120px 0 80px}.community-container{max-width:900px;margin:0 auto;padding:0 20px}.community-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:36px;gap:16px}.community-header__left{display:flex;align-items:center;gap:12px}.community-header__badge{display:inline-flex;align-items:center;gap:6px;font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--color-brand);background:#6366f114;border:1px solid rgba(99,102,241,.2);padding:4px 10px;border-radius:var(--radius-full)}.community-header__title{font-size:1.75rem;font-weight:800;color:var(--color-text);line-height:1.2}.community-header__sub{font-size:.9rem;color:var(--color-text-muted);margin-top:4px}.community-toolbar{display:flex;gap:12px;align-items:center;margin-bottom:24px;flex-wrap:wrap}.community-search{position:relative;flex:1;min-width:200px}.community-search input{width:100%;padding:10px 14px 10px 38px;font-size:.875rem;font-family:var(--font-body);color:var(--color-text);background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:var(--radius-full);outline:none;transition:border-color var(--transition-fast);box-sizing:border-box}.community-search input:focus{border-color:var(--color-brand)}.community-search__icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--color-text-muted);pointer-events:none}.community-tabs{display:flex;gap:4px;border-bottom:2px solid var(--color-border);margin-bottom:20px}.community-tab{padding:10px 18px;font-size:.875rem;font-weight:600;color:var(--color-text-muted);background:none;border:none;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all var(--transition-fast)}.community-tab:hover{color:var(--color-text)}.community-tab--active{color:var(--color-brand);border-bottom-color:var(--color-brand)}.post-list{border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;background:var(--color-bg)}.post-list__header{display:grid;grid-template-columns:50px 1fr 100px 80px 110px;padding:10px 16px;background:var(--color-bg-alt);border-bottom:1px solid var(--color-border);font-size:.75rem;font-weight:600;color:var(--color-text-muted)}.post-row{display:grid;grid-template-columns:50px 1fr 100px 80px 110px;padding:14px 16px;border-bottom:1px solid var(--color-border);align-items:center;text-decoration:none;color:inherit;transition:background var(--transition-fast);cursor:pointer}.post-row:last-child{border-bottom:none}.post-row:hover{background:var(--color-bg-alt)}.post-row__num{font-size:.8rem;color:var(--color-text-muted);text-align:center}.post-row__title-wrap{display:flex;align-items:center;gap:8px;min-width:0}.post-row__title{font-size:.9rem;font-weight:500;color:var(--color-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.post-row__cat{font-size:.65rem;font-weight:700;background:#ef44441a;color:#ef4444;border:1px solid rgba(239,68,68,.2);padding:1px 7px;border-radius:var(--radius-full);white-space:nowrap;flex-shrink:0}.post-row__author{display:flex;align-items:center;gap:6px;font-size:.8rem;color:var(--color-text-sub);justify-content:center}.post-row__author-avatar{width:18px;height:18px;border-radius:50%;background:var(--color-bg-alt);border:1px solid var(--color-border);display:flex;align-items:center;justify-content:center;font-size:.6rem;overflow:hidden;flex-shrink:0}.post-row__author-avatar img{width:100%;height:100%;object-fit:cover}.post-row__date{font-size:.78rem;color:var(--color-text-muted);text-align:center}.post-row__stats{display:flex;align-items:center;justify-content:space-between;gap:4px}.post-row__stat{display:flex;align-items:center;gap:3px;font-size:.75rem;color:var(--color-text-muted);flex:1;justify-content:center}.post-row--mobile{display:flex;padding:12px 16px;border-bottom:1px solid var(--color-border);align-items:center;gap:10px;text-decoration:none;color:inherit;transition:background var(--transition-fast);cursor:pointer}.post-row--mobile:last-child{border-bottom:none}.post-row--mobile:hover{background:var(--color-bg-alt)}.post-row--mobile__main{flex:1;min-width:0;display:flex;align-items:center;gap:8px}.post-row--mobile__meta{display:flex;align-items:center;gap:8px;flex-shrink:0;font-size:.72rem;color:var(--color-text-muted)}.pagination{display:flex;justify-content:center;align-items:center;gap:4px;padding:24px 0 0;flex-wrap:wrap}.pagination__btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);font-size:.875rem;font-weight:500;cursor:pointer;background:var(--color-bg-alt);border:1px solid var(--color-border);color:var(--color-text-sub);transition:all var(--transition-fast)}.pagination__btn:hover:not(:disabled){border-color:var(--color-brand);color:var(--color-brand)}.pagination__btn--active{background:var(--color-brand);border-color:var(--color-brand);color:#fff}.pagination__btn:disabled{opacity:.35;cursor:not-allowed}.post-detail{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:32px}.post-detail__back{display:inline-flex;align-items:center;gap:6px;font-size:.875rem;color:var(--color-text-muted);background:none;border:none;cursor:pointer;padding:0;margin-bottom:20px;transition:color var(--transition-fast)}.post-detail__back:hover{color:var(--color-text)}.post-detail__cat{display:inline-flex;align-items:center;font-size:.7rem;font-weight:700;background:#ef44441a;color:#ef4444;border:1px solid rgba(239,68,68,.2);padding:3px 10px;border-radius:var(--radius-full);margin-bottom:10px}.post-detail__title{font-size:1.5rem;font-weight:800;color:var(--color-text);line-height:1.3;margin-bottom:16px}.post-detail__meta{display:flex;align-items:center;gap:16px;padding-bottom:16px;border-bottom:1px solid var(--color-border);flex-wrap:wrap}.post-detail__author{display:flex;align-items:center;gap:8px}.post-detail__author-avatar{width:28px;height:28px;border-radius:50%;background:var(--color-bg-alt);border:1px solid var(--color-border);overflow:hidden;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;color:var(--color-text-muted)}.post-detail__author-avatar img{width:100%;height:100%;object-fit:cover}.post-detail__author-name{font-size:.875rem;font-weight:600;color:var(--color-text)}.post-detail__stat{display:flex;align-items:center;gap:4px;font-size:.8rem;color:var(--color-text-muted)}.post-detail__actions{margin-left:auto;display:flex;gap:8px}.post-detail__body{padding:28px 0;border-bottom:1px solid var(--color-border);font-size:.9375rem;line-height:1.75;color:var(--color-text-sub);word-break:break-word;white-space:pre-wrap;min-height:120px}.post-detail__body img{max-width:100%;height:auto;border-radius:var(--radius-md);margin:12px 0;display:block}.post-detail__footer{display:flex;justify-content:space-between;align-items:center;padding-top:16px;gap:12px;flex-wrap:wrap}.like-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 20px;font-size:.875rem;font-weight:600;border-radius:var(--radius-full);cursor:pointer;border:1.5px solid var(--color-border);background:transparent;color:var(--color-text-sub);transition:all var(--transition-base)}.like-btn:hover:not(:disabled){border-color:#ef4444;color:#ef4444}.like-btn--active{background:#ef4444;border-color:#ef4444;color:#fff}.post-form{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:32px}.post-form__title{font-size:1.25rem;font-weight:800;color:var(--color-text);margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--color-border);display:flex;align-items:center;gap:12px}.form-group{margin-bottom:20px}.form-label{display:block;font-size:.8125rem;font-weight:600;color:var(--color-text-sub);margin-bottom:8px}.form-label span{color:#ef4444}.form-input{width:100%;padding:10px 14px;font-size:.9rem;font-family:var(--font-body);color:var(--color-text);background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:var(--radius-sm);outline:none;transition:border-color var(--transition-fast);box-sizing:border-box}.form-input:focus{border-color:var(--color-brand)}.form-textarea{width:100%;min-height:360px;padding:14px;font-size:.9rem;font-family:var(--font-body);line-height:1.7;color:var(--color-text);background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:var(--radius-sm);resize:vertical;outline:none;transition:border-color var(--transition-fast);box-sizing:border-box}.form-textarea:focus{border-color:var(--color-brand)}.tag-input-area{display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:8px 10px;background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:var(--radius-sm);min-height:44px;transition:border-color var(--transition-fast)}.tag-input-area:focus-within{border-color:var(--color-brand)}.tag-chip{display:inline-flex;align-items:center;gap:4px;font-size:.78rem;font-weight:600;color:var(--color-brand);border:1px solid rgba(99,102,241,.3);background:#6366f112;padding:3px 8px;border-radius:var(--radius-full)}.tag-chip button{background:none;border:none;cursor:pointer;color:var(--color-brand);display:flex;align-items:center;padding:0;font-size:.8rem}.tag-input{flex:1;min-width:100px;background:none;border:none;outline:none;font-size:.875rem;font-family:var(--font-body);color:var(--color-text);padding:2px 4px}.tag-hint{font-size:.75rem;color:var(--color-text-muted);margin-top:6px}.category-fixed-badge{display:inline-flex;align-items:center;gap:6px;font-size:.8rem;font-weight:700;background:#ef44441a;color:#ef4444;border:1px solid rgba(239,68,68,.25);padding:6px 14px;border-radius:var(--radius-full)}.post-form__actions{display:flex;justify-content:flex-end;gap:10px;margin-top:28px;padding-top:20px;border-top:1px solid var(--color-border)}.community-empty{padding:60px 0;text-align:center;color:var(--color-text-muted)}.community-empty__icon{font-size:2.5rem;margin-bottom:16px}.community-empty p{font-size:.9rem;margin-bottom:20px}.community-error{padding:40px;text-align:center;color:var(--color-text-muted);border:1px dashed var(--color-border);border-radius:var(--radius-lg)}@media(max-width:700px){.post-list__header,.post-row{display:none}.post-row--mobile{display:flex}.community-header{flex-wrap:wrap}.community-header__title{font-size:1.25rem}.post-detail,.post-form{padding:20px}.post-detail__title{font-size:1.2rem}}@media(min-width:701px){.post-row--mobile{display:none}}.comment-section{margin-top:32px;border-top:1px solid var(--color-border);padding-top:24px}.comment-section__title{font-size:1rem;font-weight:700;color:var(--color-text);margin-bottom:20px;display:flex;align-items:center;gap:8px}.comment-list{display:flex;flex-direction:column;gap:0}.comment-item-wrapper{border-bottom:1px solid var(--color-border);padding:16px 0}.comment-item-wrapper:last-child{border-bottom:none}.comment-item{display:flex;gap:12px;align-items:flex-start}.comment-item--reply{margin-left:40px;padding-left:16px;border-left:2px solid var(--color-border);margin-top:12px}.comment-avatar{width:32px;height:32px;border-radius:50%;background:var(--color-bg-alt);border:1px solid var(--color-border);display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;color:var(--color-text-muted);flex-shrink:0;overflow:hidden}.comment-avatar--small{width:26px;height:26px}.comment-avatar img{width:100%;height:100%;object-fit:cover}.comment-body{flex:1;min-width:0}.comment-header{display:flex;align-items:center;gap:8px;margin-bottom:6px;flex-wrap:wrap}.comment-username{font-size:.875rem;font-weight:600;color:var(--color-text)}.comment-author-badge{font-size:.6rem;font-weight:700;background:var(--color-brand);color:#fff;padding:1px 6px;border-radius:4px}.comment-date{font-size:.75rem;color:var(--color-text-muted);margin-left:auto}.comment-content{font-size:.875rem;line-height:1.65;color:var(--color-text-sub);word-break:break-word;margin-bottom:8px}.comment-mention{color:var(--color-brand);font-weight:600;background:#6366f112;padding:1px 4px;border-radius:3px}.comment-actions{display:flex;align-items:center;gap:8px;margin-top:6px}.comment-btn{font-size:.75rem;color:var(--color-text-muted);background:none;border:none;cursor:pointer;padding:2px 6px;border-radius:4px;display:flex;align-items:center;gap:4px;transition:color var(--transition-fast),background var(--transition-fast)}.comment-btn:hover{color:var(--color-text);background:var(--color-bg-alt)}.comment-btn--danger:hover{color:#ef4444}.comment-form-inline{margin-top:10px;padding:12px;background:var(--color-bg-alt);border-radius:var(--radius-md);border:1px solid var(--color-border)}.comment-form-inline textarea{width:100%;min-height:72px;padding:8px 12px;font-size:.875rem;font-family:var(--font-body);color:var(--color-text);background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);resize:vertical;outline:none;transition:border-color var(--transition-fast);box-sizing:border-box}.comment-form-inline textarea:focus{border-color:var(--color-brand)}.comment-form-inline__footer{display:flex;justify-content:flex-end;align-items:center;gap:8px;margin-top:8px}.comment-char-count{font-size:.75rem;color:var(--color-text-muted);margin-right:auto}.comment-empty{text-align:center;padding:32px 0;color:var(--color-text-muted);font-size:.875rem}.comment-new{margin-top:24px;padding:16px;background:var(--color-bg-alt);border-radius:var(--radius-md);border:1px solid var(--color-border)}.comment-new__label{font-size:.8125rem;font-weight:600;color:var(--color-text-sub);margin-bottom:10px}.comment-new textarea{width:100%;min-height:88px;padding:10px 14px;font-size:.875rem;font-family:var(--font-body);color:var(--color-text);background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);resize:vertical;outline:none;transition:border-color var(--transition-fast);box-sizing:border-box}.comment-new textarea:focus{border-color:var(--color-brand)}.comment-new__footer{display:flex;justify-content:space-between;align-items:center;margin-top:10px}.comment-login-prompt{padding:16px;background:var(--color-bg-alt);border:1px dashed var(--color-border);border-radius:var(--radius-md);text-align:center;font-size:.875rem;color:var(--color-text-muted);margin-top:24px}.comment-login-prompt a,.comment-login-prompt button{color:var(--color-brand);font-weight:600;cursor:pointer;background:none;border:none;font-size:inherit;padding:0}.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 16px;font-size:.8125rem;font-weight:600;border-radius:var(--radius-full);border:none;cursor:pointer;transition:all var(--transition-fast);text-decoration:none}.btn--primary{background:var(--color-brand);color:#fff}.btn--primary:hover:not(:disabled){background:var(--color-brand-dark, #4f46e5)}.btn--ghost{background:transparent;color:var(--color-text-sub);border:1px solid var(--color-border)}.btn--ghost:hover:not(:disabled){background:var(--color-bg-alt);color:var(--color-text)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--sm{padding:5px 12px;font-size:.75rem}