.pns-page{background-color:#f8f9fa;min-height:100vh}.pns-container{margin:0 auto;max-width:1200px;padding:0 20px}.pns-layout{align-items:start;display:grid;gap:40px;grid-template-columns:280px 1fr;padding:40px 0 80px}.pns-banner{align-items:center;background-position:50%;background-repeat:no-repeat;background-size:cover;color:#fff;display:flex;height:300px;justify-content:center;margin-bottom:0;position:relative;width:100%}.pns-banner__overlay{background:#00000080;height:100%;left:0;position:absolute;top:0;width:100%;z-index:1}.pns-banner__content{max-width:800px;padding:0 20px;position:relative;text-align:center;z-index:2}.pns-banner__title{color:#00d2ff;font-size:42px;font-weight:700;letter-spacing:.5px;margin-bottom:16px;text-shadow:0 2px 4px rgba(0,0,0,.3)}.pns-banner__subtitle{font-size:24px;font-weight:500;line-height:1.4;opacity:.95;text-shadow:0 1px 2px rgba(0,0,0,.5)}.pns-sidebar{background:#fff;border-radius:12px;box-shadow:0 4px 20px #00000008;max-height:calc(100vh - 40px);overflow:hidden;overflow-y:auto;position:sticky;top:20px}.pns-sidebar__header{align-items:center;border-bottom:1px solid #eee;display:none;justify-content:space-between;padding:20px}.pns-sidebar__heading{color:#2c3e50;font-size:18px;font-weight:700}.pns-sidebar__close{background:none;border:none;color:#666;cursor:pointer;font-size:20px}.pns-nav__list{list-style:none;margin:0;padding:0}.pns-nav__item{border-bottom:1px solid #f0f0f0}.pns-nav__item:last-child{border-bottom:none}.pns-nav__link{align-items:center;border-left:3px solid transparent;color:#4a5568;display:flex;font-size:14px;justify-content:space-between;padding:12px 24px;text-decoration:none;transition:all .2s}.pns-nav__link:hover{background:#f0fdf4;color:var(--primary-color);padding-left:28px}.pns-nav__link--active{background:var(--primary-color);border-left-color:#2d582d;color:#fff}.pns-nav__link--active:hover{background:var(--primary-color);color:#fff;padding-left:24px}.pns-main{background:#fff;border-radius:12px;box-shadow:0 4px 20px #00000008;min-height:500px;padding:40px}.pns-article__title{border-bottom:1px solid #eee;color:#2c3e50;font-size:32px;font-weight:700;line-height:1.3;margin-bottom:30px;padding-bottom:20px}.pns-article__content{color:#4a5568;font-size:16px;line-height:1.8}.pns-article__content h2{color:#2d3748;font-size:24px;font-weight:600;margin:32px 0 16px}.pns-article__content h3{color:#2d3748;font-size:20px;font-weight:600;margin:24px 0 12px}.pns-article__content p{margin-bottom:16px}.pns-article__content ol,.pns-article__content ul{margin-bottom:24px;padding-left:24px}.pns-article__content li{margin-bottom:8px}.pns-article__content img{border-radius:8px;box-shadow:0 4px 12px #0000000d;height:auto;margin:20px 0;max-width:100%}.pns-article__content table{border-collapse:collapse;font-size:14px;margin:24px 0;width:100%}.pns-article__content td,.pns-article__content th{border:1px solid #e2e8f0;padding:12px;text-align:left}.pns-article__content th{background:#f8f9fa;color:#2d3748;font-weight:600}.pns-article__content blockquote{background:#f0fdf4;border-left:4px solid var(--primary-color);color:#2d3748;font-style:italic;margin:24px 0;padding:16px 24px}.pns-mobile-toggle{align-items:center;background:#fff;border:1px solid #e2e8f0;border-radius:8px;color:#4a5568;cursor:pointer;display:none;font-weight:600;gap:8px;margin:20px 0 0;padding:12px 20px;width:100%}.pns-overlay{background:#00000080;height:100%;left:0;opacity:0;position:fixed;top:0;transition:all .3s;visibility:hidden;width:100%;z-index:999}.pns-overlay--active{opacity:1;visibility:visible}@media(max-width:1024px){.pns-layout{gap:30px;grid-template-columns:240px 1fr;padding:30px 0 60px}.pns-banner{height:240px}.pns-banner__title{font-size:32px}}@media(max-width:991px){.pns-layout{display:block;padding-top:20px}.pns-mobile-toggle{display:flex}.pns-sidebar{border-radius:0;height:100vh;left:-280px;max-height:none;position:fixed;top:0;transition:left .3s ease;width:280px;z-index:1000}.pns-sidebar--visible{left:0}.pns-sidebar__header{display:flex}.pns-main{margin-top:20px;padding:24px}.pns-banner{height:200px}.pns-banner__title{font-size:28px}.pns-banner__subtitle{font-size:16px;padding:0 10px}}.pns-search-banner{background:linear-gradient(135deg,#2c3e50,#3498db);color:#fff;margin-bottom:0;padding:60px 20px;text-align:center}.pns-search-banner__content{margin:0 auto;max-width:700px}.pns-search-banner__title{font-size:36px;font-weight:700;margin-bottom:30px}.pns-search-box{background:#fff;border-radius:50px;box-shadow:0 4px 15px #0000001a;display:flex;padding:5px;position:relative}.pns-search-box__icon{color:#999;font-size:20px;left:20px;position:absolute;top:50%;transform:translateY(-50%)}.pns-search-box__input{background:transparent;border:none;color:#333;flex:1;font-size:16px;outline:none;padding:15px 15px 15px 50px}.pns-search-box__btn{background:var(--primary-color);border:none;border-radius:50px;color:#fff;cursor:pointer;font-weight:600;padding:0 30px;transition:background .2s}.pns-search-box__btn:hover{background:#3aa858}@media(max-width:991px){.pns-search-banner{padding:40px 20px}.pns-search-banner__title{font-size:28px}.pns-search-box__input{font-size:14px;padding:12px 12px 12px 40px}.pns-search-box__btn{font-size:14px;padding:0 20px}}.pns-nav-nested__list{list-style:none;margin:0;padding:0}.pns-nav-nested__item{border-bottom:1px solid #f0f0f0}.pns-nav-nested__item:last-child{border-bottom:none}.pns-nav-nested__header{align-items:center;background:#f8f9fa;cursor:pointer;display:flex;justify-content:space-between;padding:16px 20px;transition:background .2s}.pns-nav-nested__header:hover{background:#f0f0f0}.pns-nav-nested__header--active{background:#e6f4ea;color:var(--primary-color)}.pns-nav-nested__title{font-size:15px;font-weight:600}.pns-nav-nested__arrow{font-size:12px;transition:transform .3s}.pns-nav-nested__header--active .pns-nav-nested__arrow{transform:rotate(180deg)}.pns-nav-nested__sublist{background:#fff;list-style:none;margin:0;padding:0}.pns-nav-nested__link{border-left:3px solid transparent;color:#666;display:block;font-size:14px;padding:12px 20px 12px 30px;text-decoration:none;transition:all .2s}.pns-nav-nested__link:hover{background:#f9f9f9;color:var(--primary-color)}.pns-breadcrumbs{align-items:center;border-bottom:1px solid #eee;color:#666;display:flex;font-size:14px;margin-bottom:30px;padding-bottom:20px}.pns-breadcrumbs__link{color:#666;text-decoration:none;transition:color .2s}.pns-breadcrumbs__link:hover{color:var(--primary-color)}.pns-breadcrumbs__separator{color:#999;font-size:12px;margin:0 8px}.pns-loading{align-items:center;color:#a0aec0;display:flex;flex-direction:column;justify-content:center;padding:60px 0}.pns-loading__spinner{animation:pns-spin 1s linear infinite;border:3px solid #e2e8f0;border-radius:50%;border-top:3px solid var(--primary-color);height:40px;margin-bottom:16px;width:40px}@keyframes pns-spin{to{transform:rotate(1turn)}}.pns-pagination{align-items:center;display:flex;gap:16px;justify-content:center;margin-top:50px}.pns-pagination__numbers{display:flex;gap:8px}.pns-pagination__btn,.pns-pagination__num{align-items:center;background:#fff;border:1px solid #e2e8f0;border-radius:8px;color:#4a5568;cursor:pointer;display:flex;font-size:14px;font-weight:500;height:40px;justify-content:center;min-width:40px;padding:0 16px;transition:all .2s}.pns-pagination__btn:hover:not(:disabled),.pns-pagination__num:hover{border-color:var(--primary-color);color:var(--primary-color)}.pns-pagination__num--active{background:var(--primary-color);border-color:var(--primary-color);color:#fff!important}.pns-pagination__btn--disabled,.pns-pagination__btn:disabled{background:#f7fafc;cursor:not-allowed;opacity:.5}@media(max-width:768px){.pns-pagination{gap:8px}.pns-pagination__btn,.pns-pagination__num{font-size:13px;height:36px;min-width:36px;padding:0 10px}}