/* === documentation page styles === */
.w{max-width:calc(var(--content-max) + var(--content-pad)*2);margin:0 auto;padding-left:var(--content-pad);padding-right:var(--content-pad)}
/* NAV */
/* PAGE HEADER */
.pg-header{padding:100px 0 36px;background:var(--gray-50);border-bottom:1px solid var(--gray-100)}
.pg-bc{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--gray-400);margin-bottom:20px}
.pg-bc a{color:var(--gray-500);transition:color .3s}.pg-bc a:hover{color:var(--accent)}
.pg-bc svg{width:10px;height:10px;stroke:var(--gray-300);fill:none;stroke-width:2}
.pg-header__top{display:flex;align-items:flex-start;justify-content:space-between;gap:32px}
.pg-header__info{flex:1}
.pg-badge{display:inline-block;padding:4px 14px;background:var(--accent);color:#fff;border-radius:20px;font-size:10px;font-weight:700;letter-spacing:1px;text-transform:uppercase;margin-bottom:14px}
.pg-title{font-size:clamp(26px,3.5vw,40px);font-weight:800;color:var(--gray-900);letter-spacing:-.5px;line-height:1.12;margin-bottom:14px}
.pg-meta{display:flex;align-items:center;gap:20px;font-size:12px;color:var(--gray-400);flex-wrap:wrap}
.pg-meta__item{display:flex;align-items:center;gap:5px}
.pg-meta__item svg{width:13px;height:13px;stroke:var(--gray-400);fill:none;stroke-width:2}
.pg-actions{display:flex;gap:8px;flex-shrink:0}
.pg-btn{display:flex;align-items:center;gap:7px;padding:10px 18px;border-radius:10px;font-size:12px;font-weight:600;color:var(--gray-600);background:var(--white);border:1.5px solid var(--gray-200);transition:all .3s var(--ease);cursor:pointer;white-space:nowrap}
.pg-btn:hover{border-color:var(--accent);color:var(--accent)}
.pg-btn svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2}
.pg-btn--primary{background:var(--accent);color:#fff;border-color:var(--accent)}.pg-btn--primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#fff}
/* PRODUCT SELECTOR */
.product-sel{margin-top:24px;display:flex;gap:8px;flex-wrap:wrap}
.product-sel__btn{padding:8px 18px;border-radius:20px;font-size:12px;font-weight:600;color:var(--gray-600);background:var(--white);border:1.5px solid var(--gray-200);cursor:pointer;transition:all .3s var(--ease);font-family:var(--font)}
.product-sel__btn:hover{border-color:var(--accent);color:var(--accent)}
.product-sel__btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}
/* MAIN LAYOUT */
.doc-layout{display:grid;grid-template-columns:1fr 340px;gap:48px;padding:48px 0 100px}
.doc-content{min-width:0;overflow-wrap:break-word}
/* TOC */
.toc{background:var(--gray-50);border-radius:14px;padding:28px;margin-bottom:48px;border:1px solid var(--gray-100)}
.toc__title{font-size:14px;font-weight:700;color:var(--gray-900);margin-bottom:16px;display:flex;align-items:center;gap:8px}
.toc__title svg{width:16px;height:16px;stroke:var(--accent);fill:none;stroke-width:2}
.toc__list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:6px 24px}
.toc__list a{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:400;color:var(--gray-600);padding:6px 10px;border-radius:8px;transition:all .3s var(--ease)}
.toc__list a:hover{color:var(--accent);background:var(--accent-light);padding-left:14px}
.toc__list a::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--gray-300);flex-shrink:0;transition:background .3s}
.toc__list a:hover::before{background:var(--accent)}
/* DOC SECTIONS */
.doc-section{margin-bottom:56px;scroll-margin-top:80px}
.doc-section__title{font-size:22px;font-weight:700;color:var(--gray-900);letter-spacing:-.3px;margin-bottom:20px;padding-bottom:14px;border-bottom:1.5px solid var(--gray-100);display:flex;align-items:center;gap:14px}
.section-num{width:36px;height:36px;border-radius:10px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:14px;font-weight:700;flex-shrink:0}
.doc-text{font-size:15px;font-weight:300;color:var(--gray-600);line-height:1.9;margin-bottom:20px}
.doc-text strong{color:var(--gray-900);font-weight:600}
/* HIGHLIGHT BOX */
.hbox{padding:20px 24px;margin:24px 0;border-radius:12px;display:flex;gap:16px;align-items:flex-start}
.hbox--warn{background:#fffbeb;border:1px solid #fef08a}
.hbox--info{background:#eff6ff;border:1px solid #bfdbfe}
.hbox--ok{background:#f0fdf4;border:1px solid #bbf7d0}
.hbox--danger{background:#fef2f2;border:1px solid #fecaca}
.hbox__icon{width:32px;height:32px;border-radius:8px;display:grid;place-items:center;flex-shrink:0}
.hbox--warn .hbox__icon{background:#fef08a}.hbox--warn .hbox__icon svg{stroke:#a16207}
.hbox--info .hbox__icon{background:#bfdbfe}.hbox--info .hbox__icon svg{stroke:#1d4ed8}
.hbox--ok .hbox__icon{background:#bbf7d0}.hbox--ok .hbox__icon svg{stroke:#15803d}
.hbox--danger .hbox__icon{background:#fecaca}.hbox--danger .hbox__icon svg{stroke:#b91c1c}
.hbox__icon svg{width:16px;height:16px;fill:none;stroke-width:2}
.hbox__content h4{font-size:13px;font-weight:700;color:var(--gray-900);margin-bottom:4px}
.hbox__content p{font-size:13px;font-weight:300;color:var(--gray-600);line-height:1.7;margin:0}
/* SPEC TABLE */
.spec-table{width:100%;border-collapse:separate;border-spacing:0;margin:20px 0;border-radius:12px;overflow:hidden;border:1px solid var(--gray-100)}
.spec-table th,.spec-table td{padding:12px 18px;text-align:left;font-size:13px}
.spec-table th{background:var(--gray-900);color:#fff;font-weight:600;letter-spacing:.3px}
.spec-table tr:nth-child(even){background:var(--gray-50)}
.spec-table td{border-top:1px solid var(--gray-100)}
.spec-table td:first-child{font-weight:600;color:var(--gray-900);width:42%}
.spec-table td:last-child{color:var(--gray-600);font-weight:400}
/* FEATURE LIST */
.feat-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0}
.feat-item{display:flex;align-items:flex-start;gap:14px;padding:18px;border-radius:12px;background:var(--gray-50);border:1px solid var(--gray-100);transition:all .3s var(--ease)}
.feat-item:hover{border-color:rgba(0,102,255,.12);box-shadow:0 4px 16px rgba(0,102,255,.06)}
.feat-item__icon{width:38px;height:38px;border-radius:10px;background:var(--accent);display:grid;place-items:center;flex-shrink:0}
.feat-item__icon svg{width:18px;height:18px;stroke:#fff;fill:none;stroke-width:2}
.feat-item h4{font-size:13px;font-weight:700;color:var(--gray-900);margin-bottom:3px}
.feat-item p{font-size:12px;font-weight:300;color:var(--gray-500);line-height:1.6;margin:0}
/* STEPS */
.steps{margin:24px 0}
.step{display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--gray-100)}.step:last-child{border-bottom:none}
.step__num{width:40px;height:40px;border-radius:10px;background:var(--accent);color:#fff;font-size:15px;font-weight:700;display:grid;place-items:center;flex-shrink:0}
.step h4{font-size:14px;font-weight:700;color:var(--gray-900);margin-bottom:4px}
.step p{font-size:13px;font-weight:300;color:var(--gray-500);line-height:1.7;margin:0}
/* GALLERY */
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:24px 0}
.gallery__item{position:relative;height:180px;border-radius:12px;background:var(--gray-50);display:grid;place-items:center;overflow:hidden;cursor:pointer;border:1px solid var(--gray-100);transition:all .3s var(--ease)}
.gallery__item:hover{border-color:var(--accent)}
.gallery__item span{font-size:11px;color:var(--gray-400);letter-spacing:1px;text-transform:uppercase}
.gallery__ov{position:absolute;inset:0;background:rgba(0,102,255,.85);display:grid;place-items:center;opacity:0;transition:opacity .3s;border-radius:12px}
.gallery__item:hover .gallery__ov{opacity:1}
.gallery__ov svg{width:32px;height:32px;stroke:#fff;fill:none;stroke-width:2}
/* VIDEO */
.video-wrap{position:relative;padding-bottom:56.25%;height:0;margin:24px 0;border-radius:14px;overflow:hidden;background:var(--gray-50);border:1px solid var(--gray-100)}
.video-ph{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;gap:12px}
.video-ph__btn{width:64px;height:64px;border-radius:50%;background:var(--accent);display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,102,255,.25);transition:transform .3s var(--ease)}
.video-ph:hover .video-ph__btn{transform:scale(1.08)}
.video-ph__btn svg{width:22px;height:22px;fill:#fff;margin-left:3px}
.video-ph span{font-size:12px;color:var(--gray-400)}
/* SIDEBAR */
.doc-sidebar{position:relative}
.sidebar-sticky{position:sticky;top:80px;display:flex;flex-direction:column;gap:18px}
.sb-box{border-radius:14px;overflow:hidden;border:1px solid var(--gray-100);background:var(--white)}
.sb-box__header{padding:16px 20px;background:var(--gray-900);display:flex;align-items:center;gap:10px}
.sb-box__header svg{width:16px;height:16px;stroke:var(--accent);fill:none;stroke-width:2}
.sb-box__header h4{font-size:13px;font-weight:700;color:#fff}
.sb-link{display:flex;align-items:center;gap:10px;padding:12px 20px;font-size:13px;font-weight:400;color:var(--gray-600);border-bottom:1px solid var(--gray-100);transition:all .3s var(--ease)}
.sb-link:last-child{border-bottom:none}
.sb-link:hover{background:var(--gray-50);color:var(--accent);padding-left:24px}
.sb-link svg{width:14px;height:14px;stroke:var(--gray-400);fill:none;stroke-width:2;flex-shrink:0;transition:stroke .3s}
.sb-link:hover svg{stroke:var(--accent)}
.dl-item{display:flex;align-items:center;gap:14px;padding:14px 20px;border-bottom:1px solid var(--gray-100);transition:background .3s;cursor:pointer}
.dl-item:last-child{border-bottom:none}
.dl-item:hover{background:var(--gray-50)}
.dl-icon{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;flex-shrink:0}
.dl-icon--pdf{background:#fef2f2}.dl-icon--pdf svg{stroke:#ef4444}
.dl-icon--zip{background:#f5f3ff}.dl-icon--zip svg{stroke:#8b5cf6}
.dl-icon--vid{background:#eff6ff}.dl-icon--vid svg{stroke:#3b82f6}
.dl-icon svg{width:18px;height:18px;fill:none;stroke-width:2}
.dl-info{flex:1;min-width:0}
.dl-info h4{font-size:13px;font-weight:600;color:var(--gray-900);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dl-info span{font-size:11px;color:var(--gray-400)}
.dl-btn{width:32px;height:32px;border-radius:8px;background:var(--gray-50);display:grid;place-items:center;flex-shrink:0;transition:all .3s var(--ease)}
.dl-item:hover .dl-btn{background:var(--accent)}
.dl-btn svg{width:14px;height:14px;stroke:var(--gray-500);fill:none;stroke-width:2;transition:stroke .3s}
.dl-item:hover .dl-btn svg{stroke:#fff}
/* FLOATING HELP */
.float-trigger{position:fixed;bottom:28px;right:28px;z-index:190}
.float-btn{width:52px;height:52px;border-radius:14px;background:var(--accent);display:grid;place-items:center;cursor:pointer;box-shadow:0 8px 28px rgba(0,102,255,.3);transition:all .3s var(--ease);border:none}
.float-btn:hover{transform:scale(1.06)}
.float-btn svg{width:22px;height:22px;stroke:#fff;fill:none;stroke-width:2;transition:transform .3s}
.float-btn.active svg{transform:rotate(45deg)}
.float-badge{position:absolute;top:-4px;right:-4px;width:18px;height:18px;border-radius:50%;background:var(--gray-900);color:#fff;font-size:10px;font-weight:700;display:grid;place-items:center}
.float-panel{position:fixed;bottom:92px;right:28px;width:380px;max-width:calc(100vw - 56px);border-radius:16px;background:var(--white);box-shadow:0 16px 64px rgba(0,0,0,.16);z-index:189;transform:translateY(16px);opacity:0;visibility:hidden;transition:all .35s var(--ease);overflow:hidden}
.float-panel.active{transform:translateY(0);opacity:1;visibility:visible}
.float-panel__header{padding:20px 24px;background:var(--gray-900);display:flex;align-items:center;justify-content:space-between}
.float-panel__header h3{font-size:16px;font-weight:700;color:#fff}
.float-panel__close{width:28px;height:28px;border-radius:8px;background:rgba(255,255,255,.1);display:grid;place-items:center;cursor:pointer;transition:background .3s;border:none}
.float-panel__close:hover{background:var(--accent)}
.float-panel__close svg{width:14px;height:14px;stroke:#fff;fill:none;stroke-width:2.5}
.float-tabs{display:flex;border-bottom:1px solid var(--gray-100)}
.float-tab{flex:1;padding:12px;text-align:center;font-size:12px;font-weight:600;color:var(--gray-500);cursor:pointer;transition:all .3s;background:var(--gray-50);font-family:var(--font);border:none}
.float-tab.active{background:var(--white);color:var(--accent)}
.float-body{padding:24px;max-height:380px;overflow-y:auto}
.tab-content{display:none}.tab-content.active{display:block}
.ff .form-group{margin-bottom:16px}
.ff label{display:block;font-size:11px;font-weight:600;color:var(--gray-700);margin-bottom:6px;letter-spacing:.3px}
.ff label .req{color:var(--accent)}
.ff input,.ff select,.ff textarea{width:100%;padding:10px 14px;border:1.5px solid var(--gray-200);border-radius:10px;font-family:var(--font);font-size:13px;color:var(--gray-900);background:var(--white);transition:all .3s;outline:none}
.ff input:focus,.ff select:focus,.ff textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,102,255,.08)}
.ff select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;cursor:pointer}
.ff textarea{min-height:90px;resize:vertical}
.ff .submit-btn{width:100%;padding:12px;border:none;border-radius:10px;background:var(--accent);color:#fff;font-family:var(--font);font-size:13px;font-weight:600;cursor:pointer;transition:all .3s var(--ease)}
.ff .submit-btn:hover{background:var(--accent-hover)}
.ff .form-note{font-size:11px;color:var(--gray-400);text-align:center;margin-top:12px}
/* RELATED DOCS */
.related{padding:80px 0;background:var(--gray-50);border-top:1px solid var(--gray-100)}
.related__header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:36px}
.related__title{font-size:clamp(22px,2.8vw,30px);font-weight:700;color:var(--gray-900);letter-spacing:-.3px}
.related__link{font-size:12px;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:6px;transition:gap .3s var(--ease)}
.related__link:hover{gap:10px}
.related__link svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2.5}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.rcard{padding:28px;border-radius:14px;background:var(--white);border:1px solid var(--gray-100);transition:all .45s var(--ease);cursor:pointer}
.rcard:hover{border-color:rgba(0,102,255,.12);box-shadow:0 12px 40px rgba(0,0,0,.06);transform:translateY(-4px)}
.rcard__icon{width:44px;height:44px;border-radius:12px;background:var(--accent);display:grid;place-items:center;margin-bottom:18px}
.rcard__icon svg{width:20px;height:20px;stroke:#fff;fill:none;stroke-width:2}
.rcard h4{font-size:14px;font-weight:700;color:var(--gray-900);margin-bottom:6px;transition:color .3s}
.rcard:hover h4{color:var(--accent)}
.rcard p{font-size:12px;font-weight:300;color:var(--gray-500);line-height:1.6}
/* FOOTER */
/* ANIMATIONS */
/* RESPONSIVE */
@media(max-width:900px){.doc-layout{grid-template-columns:1fr}.doc-sidebar{order:-1}.sidebar-sticky{position:relative;top:0;flex-direction:row;gap:14px;overflow-x:auto;padding-bottom:4px}.sb-box{min-width:280px;flex-shrink:0}.toc__list{grid-template-columns:1fr}.feat-list{grid-template-columns:1fr}.float-panel{width:calc(100% - 56px);right:28px}}
@media(max-width:480px){:root{--content-pad:16px}.pg-title{font-size:24px}.pg-actions{flex-wrap:wrap}}