.nav-rail{width:82px;background:var(--surface-toolbar);border-inline-end:1px solid var(--border-panel);display:flex;flex-direction:column;padding:clamp(4px,1vh,7px) 5px;height:100%;box-shadow:10px 0 24px #00000047;z-index:100;transition:width .25s ease;overflow:hidden;order:0}:root[dir=ltr] .nav-rail{order:1;border-inline-start:1px solid var(--border-gold);border-inline-end:none;box-shadow:-2px 0 20px #00000080}:root[dir=rtl] .nav-rail{order:1;border-inline-start:1px solid var(--border-gold);border-inline-end:none;box-shadow:2px 0 20px #00000080}.nav-rail-items{flex:1;min-height:0;display:flex;flex-direction:column;gap:clamp(3px,.55vh,6px);align-items:center;justify-content:flex-start;padding-block:clamp(3px,.6vh,7px);overflow:hidden}.nav-rail-item{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:0 0 clamp(46px,9.2vh,62px);min-height:46px;gap:clamp(2px,.45vh,4px);padding:clamp(3px,.65vh,6px) 4px;width:100%;max-width:58px;margin:0;border:0;background:none;text-decoration:none;color:var(--text-secondary);cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;opacity:.9}.nav-rail-icon{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;--obsidian-ring-w: 2px;width:clamp(30px,5vh,36px);height:clamp(30px,5vh,36px);padding:0;transition:all .3s ease}.nav-rail-icon svg{width:clamp(15px,2.3vh,19px);height:clamp(15px,2.3vh,19px)}.nav-rail-icon svg[fill=currentColor]{fill:#e8c165;stroke:none}.nav-rail-label{font-family:var(--font-heading-en);font-size:clamp(.45rem,.9vh,.52rem);font-weight:600;text-transform:uppercase;letter-spacing:.12em;color:var(--accent-gold-light);text-shadow:0 2px 4px rgba(0,0,0,.8);opacity:.9;transition:all .25s ease;text-align:center;line-height:1.25;white-space:normal;max-height:2.5em;overflow:hidden;overflow-wrap:anywhere}:root[dir=rtl] .nav-rail-label{letter-spacing:0;text-transform:none}.nav-rail-item:hover{transform:translateY(-1px);opacity:1}.nav-rail-item:hover .nav-rail-icon{--obsidian-halo: rgba(201, 150, 47, .32)}.nav-rail-item:hover .nav-rail-label{color:#fff;text-shadow:0 0 10px rgba(226,193,122,.5);opacity:1}.nav-rail-item.active{opacity:1}.nav-rail-item.active .nav-rail-icon{--obsidian-halo: rgba(201, 150, 47, .45);--obsidian-halo-size: 18px}.nav-rail-item.active .nav-rail-label{color:var(--accent-gold);font-weight:700;text-shadow:0 0 12px var(--accent-gold-glow)}.nav-rail-footer{display:flex;flex-direction:column;align-items:center;flex:0 0 auto;padding-bottom:clamp(3px,.7vh,8px);gap:clamp(.2rem,.55vh,.45rem)}.settings-btn{flex:0 0 auto;width:clamp(30px,4.6vh,36px);height:clamp(30px,4.6vh,36px);min-height:0;max-width:none;aspect-ratio:1;border-radius:50%!important;margin:0;padding:0;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:all .3s ease}.settings-btn .nav-rail-icon{display:inline-flex;align-items:center;justify-content:center;line-height:1}@keyframes spinSettings{0%{transform:rotate(0)}to{transform:rotate(180deg)}}.settings-btn .nav-rail-icon svg{width:clamp(15px,2.2vh,18px);height:clamp(15px,2.2vh,18px)}.settings-btn:hover .nav-rail-icon svg{animation:spinSettings 2s linear infinite}.settings-btn .nav-rail-label{display:none}@keyframes mawPulse{0%{transform:scale(1);filter:brightness(1)}50%{transform:scale(1.05);filter:brightness(1.2)}to{transform:scale(1);filter:brightness(1)}}.mimic-maw-rail{flex:0 0 auto;width:clamp(30px,4.8vh,38px);height:clamp(30px,4.8vh,38px);opacity:.9;transition:all .3s cubic-bezier(.175,.885,.32,1.275);display:flex;align-items:center;justify-content:center;filter:drop-shadow(0 5px 15px rgba(0,0,0,.6));animation:mawPulse 3s infinite ease-in-out}.nav-rail:hover .mimic-maw-rail{width:clamp(30px,4.8vh,38px);height:clamp(30px,4.8vh,38px)}.mimic-maw-rail:hover{opacity:1;transform:scale(1.08) rotate(-5deg);filter:drop-shadow(0 0 20px rgba(220,20,60,.4));animation:none}.mimic-maw-img{width:100%;height:auto;object-fit:contain}