.forum-wrap{display:grid;grid-template-columns:220px 1fr 260px;gap:0;min-height:100vh;background:#f1f5f9;align-items:start}.left-sidebar{background:#fff;border-right:1px solid #e2e8f0;min-height:100vh;position:sticky;top:0}.left-sidebar__inner{padding:1.5rem 0 2rem}.left-sidebar__brand{display:flex;align-items:center;gap:.6rem;padding:0 1.25rem 1.25rem;border-bottom:1px solid #f1f5f9;margin-bottom:1rem}.left-sidebar__brand-icon{width:20px;height:20px;border:2px solid #1d4ed8;border-radius:6px;display:inline-block;transform:rotate(8deg);background:linear-gradient(135deg,#dbeafe,#bfdbfe)}.left-sidebar__brand-name{font-size:.9375rem;font-weight:800;color:#0f172a}.left-nav__section-label{font-size:.65rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:#94a3b8;padding:0 1.25rem;margin:1rem 0 .4rem}.left-nav{display:flex;flex-direction:column;gap:1px}.left-nav__item{display:flex;align-items:center;gap:.6rem;padding:.55rem 1.25rem;font-size:.875rem;font-weight:500;color:#475569;text-decoration:none;border-radius:0;transition:background .12s,color .12s;position:relative}.left-nav__item:hover{background:#f8fafc;color:#2563eb}.left-nav__item--active{background:#eff6ff;color:#2563eb;font-weight:700;border-right:3px solid #2563eb}.left-nav__count{margin-left:auto;font-size:.7rem;font-weight:700;color:#94a3b8;background:#f1f5f9;padding:1px 6px;border-radius:20px}.left-nav__skeleton{height:32px;margin:2px 1.25rem;border-radius:8px;background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0,#f1f5f9 75%);background-size:200% 100%;animation:shimmer 1.4s infinite}.forum-main{padding:1.5rem;min-width:0}.forum-banner{border-radius:16px;padding:2rem 2rem 1.75rem;margin-bottom:1.25rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;overflow:hidden;position:relative}.forum-banner--chalk{background:radial-gradient(ellipse at 50% 40%,#1f5a43,#173726 52%,#112a1f);padding:2.25rem 2rem 1.85rem}.forum-banner__grain{position:absolute;inset:0;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23noise)' opacity='0.06'/%3E%3C/svg%3E");background-size:300px 300px;pointer-events:none;z-index:1;mix-blend-mode:overlay}.forum-banner__scribble{position:absolute;inset:0;pointer-events:none;z-index:1;opacity:.9;filter:blur(.15px);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='560' height='260'%3E%3Crect width='100%25' height='100%25' fill='transparent'/%3E%3Cg fill='%23e8f0ff' fill-opacity='0.78' font-family='Caveat, cursive' font-size='26'%3E%3Ctext x='24' y='56'%3ESTUDENT FORUM%3C/text%3E%3Ctext x='320' y='56'%3ESTUDENT FORUM%3C/text%3E%3Ctext x='24' y='104'%3EASK QUESTIONS%3C/text%3E%3Ctext x='320' y='104'%3EGET ANSWERS%3C/text%3E%3Ctext x='24' y='152'%3ESTUDENT FORUM%3C/text%3E%3Ctext x='320' y='152'%3ESTUDENT FORUM%3C/text%3E%3Ctext x='24' y='200'%3EASK QUESTIONS%3C/text%3E%3Ctext x='320' y='200'%3EGET ANSWERS%3C/text%3E%3C/g%3E%3C/svg%3E");background-size:520px 240px;background-repeat:repeat;background-position:-160px -70px;transform:rotate(-.8deg) scale(1.03);mix-blend-mode:soft-light}.forum-banner__inner{position:relative;z-index:2;width:100%}.forum-banner__content{flex:1;min-width:0}.forum-banner__search-wrap{display:flex;align-items:center;gap:.6rem;background:#0f172a47;border:1px solid rgba(232,240,255,.32);border-radius:10px;padding:.5rem .875rem;max-width:440px;backdrop-filter:blur(4px)}.forum-banner__search-wrap svg{color:#e8f0ffd9;flex-shrink:0}.forum-banner__search{background:none;border:none;outline:none;font-size:.9rem;color:#fff;width:100%;font-family:inherit}.forum-banner__search::placeholder{color:#e8f0ffb8}.stats-strip{display:flex;gap:.75rem;margin-bottom:1.5rem;flex-wrap:wrap}.stat-pill{display:flex;align-items:center;gap:.4rem;background:#fff;border:1px solid #e2e8f0;border-radius:20px;padding:.35rem .875rem;box-shadow:0 1px 3px #0f172a0a}.stat-pill--green{border-color:#bbf7d0;background:#f0fdf4}.stat-pill__num{font-size:.9rem;font-weight:800;color:#0f172a}.stat-pill--green .stat-pill__num{color:#059669}.stat-pill__label{font-size:.775rem;color:#64748b}.content-section__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.85rem;gap:.75rem}.content-section__title{font-size:1.05rem;font-weight:800;color:#0f172a;margin:0}.content-section__count{font-size:.75rem;color:#64748b;font-weight:700;background:#f8fafc;border:1px solid #e2e8f0;border-radius:999px;padding:.2rem .6rem;white-space:nowrap}.categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:.95rem}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.cat-skeleton{height:164px;border-radius:14px;background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0,#f1f5f9 75%);background-size:200% 100%;animation:shimmer 1.4s infinite}.cat-card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:1rem;text-decoration:none;display:flex;flex-direction:column;gap:.7rem;min-height:164px;transition:box-shadow .15s,border-color .15s,transform .15s;box-shadow:0 1px 3px #0f172a0f}.cat-card:hover{border-color:#2563eb;box-shadow:0 6px 18px #2563eb17;transform:translateY(-2px)}.cat-card:focus-visible{outline:2px solid #1d4ed8;outline-offset:2px}.cat-card__head{display:flex;align-items:center;gap:.75rem}.cat-card__icon-box{width:40px;height:40px;border-radius:9px;background:#eff6ff;display:flex;align-items:center;justify-content:center;font-size:1.25rem;flex-shrink:0}.topic-glyph{font-size:.95rem;font-weight:800;color:#1d4ed8;line-height:1}.cat-card__name{font-size:.95rem;font-weight:800;color:#0f172a;line-height:1.25}.cat-card__count-pill{display:inline-flex;align-items:center;margin-top:.2rem;font-size:.7rem;font-weight:700;color:#1d4ed8;background:#eff6ff;border:1px solid #bfdbfe;border-radius:999px;padding:1px 7px}.cat-card__desc{font-size:.83rem;color:#64748b;line-height:1.5;margin:0;flex:1;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.cat-card__footer{border-top:1px solid #f1f5f9;padding-top:.625rem}.cat-card__ask-btn{display:inline-flex;align-items:center;gap:.35rem;font-size:.78rem;font-weight:700;color:#1d4ed8;background:#f8fafc;border:1px solid #dbeafe;border-radius:8px;padding:.3rem .65rem;transition:background .15s,border-color .15s,color .15s}.cat-card:hover .cat-card__ask-btn{background:#eff6ff;border-color:#93c5fd;color:#1d4ed8}.feed-tabs{display:flex;gap:.375rem}.feed-tab{padding:.3rem .875rem;font-size:.8rem;font-weight:700;border:1.5px solid #e2e8f0;border-radius:20px;background:#fff;color:#64748b;cursor:pointer;font-family:inherit;transition:all .15s}.feed-tab:hover{border-color:#2563eb;color:#2563eb}.feed-tab--active{background:#2563eb;border-color:#2563eb;color:#fff}.feed{background:#fff;border:1px solid #e2e8f0;border-radius:14px;overflow:hidden}.feed-loading,.feed-empty{color:#94a3b8;font-size:.9rem;padding:1.5rem 1.25rem}.feed-item{display:flex;align-items:center;gap:1rem;padding:.875rem 1.25rem;border-bottom:1px solid #f8fafc;text-decoration:none;transition:background .12s}.feed-item:last-child{border-bottom:none}.feed-item:hover{background:#f8faff}.feed-item__left{flex-shrink:0}.feed-item__reply-box{width:48px;text-align:center;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;padding:.35rem 0}.feed-item__reply-num{display:block;font-size:1.125rem;font-weight:800;color:#2563eb;line-height:1}.feed-item__reply-lbl{font-size:.6rem;color:#94a3b8;font-weight:600;text-transform:uppercase}.feed-item__body{flex:1;min-width:0}.feed-item__meta-top{margin-bottom:.3rem}.feed-item__topic-pill{display:inline-flex;align-items:center;gap:.3rem;font-size:.725rem;font-weight:700;color:#2563eb;background:#eff6ff;border:1px solid #bfdbfe;padding:2px 8px;border-radius:20px}.feed-item__title{font-size:.9rem;font-weight:700;color:#0f172a;margin:0 0 .3rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.feed-item__meta-bottom{font-size:.775rem;color:#94a3b8;display:flex;align-items:center;gap:.25rem}.feed-item__dot{color:#cbd5e1}.feed-item__arrow{font-size:1rem;color:#cbd5e1;flex-shrink:0;transition:color .12s}.feed-item:hover .feed-item__arrow{color:#2563eb}.right-sidebar{padding:1.5rem 1.25rem 1.5rem 0;display:flex;flex-direction:column;gap:1rem;position:sticky;top:1.5rem}.right-card{background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:1.25rem}.right-card--cta{background:linear-gradient(135deg,#0f2744,#1d4ed8);border:none;text-align:center}.right-card__cta-icon{font-size:1.75rem;margin-bottom:.5rem}.right-card__cta-icon{width:30px;height:30px;margin:0 auto .5rem;border-radius:8px;border:1px solid rgba(255,255,255,.5);background:#ffffff2e}.right-card__title{font-size:.9375rem;font-weight:800;color:#0f172a;margin:0 0 .4rem}.right-card__desc{font-size:.8125rem;color:#64748b;margin:0 0 1rem;line-height:1.5}.right-card__btn{display:inline-block;background:#fff;color:#1d4ed8;font-weight:700;font-size:.875rem;padding:.5rem 1.25rem;border-radius:8px;text-decoration:none;transition:background .15s}.right-card__btn:hover{background:#eff6ff}.right-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.5rem}.right-links li{font-size:.8375rem;color:#374151;padding-left:.9rem;position:relative}.right-links li:before{content:"→";position:absolute;left:0;color:#2563eb;font-size:.75rem;top:1px}.right-links a{color:#2563eb;text-decoration:none;font-weight:500}.right-links a:hover{text-decoration:underline}@media(max-width:1100px){.forum-wrap{grid-template-columns:200px 1fr}.right-sidebar{display:none}}@media(max-width:720px){.forum-wrap{grid-template-columns:1fr}.left-sidebar{display:none}.forum-main{padding:1rem}.forum-banner__deco{display:none}.categories-grid{grid-template-columns:1fr}}