:root{--base-hue: 220;--bg-body: #0a0a0c;--bg-surface: #131316;--glass-panel: rgba(255, 255, 255, .03);--glass-border: rgba(255, 255, 255, .08);--glass-highlight: rgba(255, 255, 255, .05);--primary: #64ffda;--primary-dim: rgba(100, 255, 218, .1);--primary-glow: rgba(100, 255, 218, .4);--text-main: #e6e6e6;--text-muted: #a0a0a0;--success: #00e676;--warning: #ffb74d;--danger: #ff5252;--sidebar-width: 280px;--sidebar-mini: 88px;--header-height: 80px;--radius-md: 12px;--radius-lg: 24px;--radius-pill: 999px;--ease: cubic-bezier(.23, 1, .32, 1);--bg-msg-out: rgba(37, 99, 235, .15);--border-msg-out: rgba(37, 99, 235, .3);--bg-msg-in: rgba(0, 230, 118, .1);--border-msg-in: rgba(0, 230, 118, .3);--accent-color: var(--primary)}[data-theme=light]{--bg-body: #f0f2f5;--bg-surface: #ffffff;--glass-panel: rgba(255, 255, 255, .7);--glass-border: rgba(0, 0, 0, .12);--glass-highlight: rgba(0, 0, 0, .03);--primary: #2563eb;--primary-dim: rgba(37, 99, 235, .1);--primary-glow: rgba(37, 99, 235, .3);--text-main: #1a1a1a;--text-muted: #555555;--bg-msg-out: rgba(37, 99, 235, .1);--border-msg-out: rgba(37, 99, 235, .2);--bg-msg-in: rgba(0, 230, 118, .1);--border-msg-in: rgba(0, 230, 118, .2);--accent-color: var(--primary)}*{box-sizing:border-box;margin:0;padding:0}.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.skip-link{position:absolute;top:-40px;left:6px;background:var(--primary);color:var(--bg-body);padding:8px;text-decoration:none;border-radius:4px;z-index:10000}.skip-link:focus{top:6px}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-body);color:var(--text-main);line-height:1.6;overflow:hidden;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--glass-border);border-radius:10px;border:2px solid var(--bg-body)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}#splash-screen{position:fixed;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,var(--bg-body) 0%,var(--bg-surface) 100%);z-index:9999;display:flex;justify-content:center;align-items:center;transition:opacity .5s var(--ease),visibility .5s}#splash-screen.hidden{opacity:0;visibility:hidden;pointer-events:none}.splash-content{text-align:center;display:flex;flex-direction:column;align-items:center;max-width:90%;padding:2rem}.splash-logo{width:clamp(80px,15vw,120px);height:clamp(80px,15vw,120px);margin-bottom:1.5rem;filter:drop-shadow(0 0 30px var(--primary-glow));will-change:transform,filter;animation:logoPop .8s cubic-bezier(.175,.885,.32,1.275) forwards}@media(prefers-reduced-motion:no-preference){.splash-logo{animation:logoPop .8s cubic-bezier(.175,.885,.32,1.275) forwards,breathe 4s ease-in-out infinite .8s}}.splash-title{font-size:clamp(2rem,8vw,3rem);font-weight:800;letter-spacing:-1px;margin-bottom:.5rem;background:linear-gradient(135deg,var(--text-main),var(--text-muted));-webkit-background-clip:text;background-clip:text;color:transparent}@media(prefers-reduced-motion:no-preference){.splash-title{animation:cinematicReveal 1s cubic-bezier(.2,.8,.2,1) .2s backwards}}.splash-tagline{font-size:clamp(.875rem,2vw,1rem);color:var(--text-muted);margin-bottom:2rem;opacity:0;animation:fadeIn .6s ease .4s forwards}.splash-loader{width:100%;max-width:280px;margin-bottom:1.5rem}.loader-bar{width:100%;height:4px;background:var(--glass-panel);border-radius:var(--radius-pill);overflow:hidden;margin-bottom:.75rem}.loader-progress{height:100%;background:linear-gradient(90deg,var(--primary),var(--primary-glow));border-radius:var(--radius-pill);width:0%;transition:width .3s ease}.splash-status{font-size:.875rem;color:var(--text-muted);opacity:0;animation:fadeIn .4s ease .6s forwards}.splash-error{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:1.5rem;background:var(--glass-panel);border:1px solid var(--danger);border-radius:var(--radius-md);color:var(--danger)}.splash-error.hidden{display:none}.splash-error i{font-size:2.5rem}.splash-skip{position:absolute;bottom:2rem;left:50%;transform:translate(-50%);background:transparent;border:1px solid var(--glass-border);color:var(--text-muted);padding:.5rem 1rem;border-radius:var(--radius-pill);font-size:.75rem;cursor:pointer;opacity:0;transition:opacity .3s,background .2s;animation:fadeIn .4s ease 2s forwards}.splash-skip:hover{background:var(--glass-panel);color:var(--text-main)}.splash-version{position:absolute;bottom:.5rem;right:1rem;font-size:.75rem;color:var(--text-muted);opacity:.5}@keyframes logoPop{0%{opacity:0;transform:scale(.5)}to{opacity:1;transform:scale(1)}}@keyframes breathe{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes cinematicReveal{0%{opacity:0;transform:translateY(20px);letter-spacing:8px;filter:blur(8px)}to{opacity:1;transform:translateY(0);letter-spacing:-1px;filter:blur(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.app-container{display:flex;height:100dvh;background:radial-gradient(circle at 100% 0%,var(--primary-dim) 0%,transparent 40%)}.main-content{flex:1;display:flex;flex-direction:column;position:relative;overflow:hidden}.sidebar{width:var(--sidebar-width);background:var(--bg-surface);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-right:1px solid var(--glass-border);display:flex;flex-direction:column;padding:1.5rem 1rem;transition:width .4s var(--ease);z-index:100}.sidebar.collapsed{width:var(--sidebar-mini)}.brand-wrapper{height:60px;display:flex;align-items:center;padding:0 .5rem;margin-bottom:2rem;overflow:hidden}.brand{display:flex;align-items:center;gap:14px;cursor:pointer;width:100%;color:var(--text-main);text-decoration:none;white-space:nowrap}.logo{width:36px;height:36px;min-width:36px;filter:drop-shadow(0 0 10px var(--primary-glow));transition:transform .3s}.brand:hover .logo{transform:rotate(10deg)}.brand h1{font-size:1.25rem;font-weight:700;letter-spacing:-.02em;opacity:1;transition:opacity .2s}.sidebar.collapsed .brand h1{opacity:0;pointer-events:none}.sidebar.collapsed .brand{justify-content:center}.sidebar.collapsed .brand{padding:0;justify-content:center;width:100%}.sidebar.collapsed .brand h1{display:none}.sidebar.collapsed .logo{margin:0}.sidebar-close-btn{display:block;width:44px;height:44px;font-size:1.5rem;background:none;border:none;color:var(--text-main);cursor:pointer;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .2s}.sidebar-close-btn:hover{background:var(--glass-highlight)}.sidebar.collapsed .sidebar-close-btn{display:none}.nav-link{display:flex;align-items:center;gap:14px;padding:12px 16px;color:var(--text-muted);text-decoration:none;border-radius:var(--radius-md);transition:all .2s var(--ease);font-weight:500;font-size:.95rem;white-space:nowrap;overflow:hidden}.nav-link i{font-size:1.4rem;min-width:24px;transition:color .2s}.nav-link:hover{background:var(--glass-highlight);color:var(--text-main);transform:translate(4px)}.nav-link.active{background:var(--primary-dim);color:var(--primary)}.nav-link.active i{filter:drop-shadow(0 0 8px var(--primary-glow))}.sidebar.collapsed .nav-link{justify-content:center;padding:12px}.sidebar.collapsed .nav-link span{display:none}.sidebar-footer{margin-top:auto;padding-top:1.5rem;border-top:1px solid var(--glass-border);display:flex;flex-direction:column;gap:10px;overflow:hidden}.status-indicator{display:flex;align-items:center;gap:10px;font-size:.8rem;color:var(--text-muted);padding:0;background:transparent;border:none;width:fit-content}.dot{width:8px;height:8px;border-radius:50%;background:var(--text-muted)}.status-indicator.success .dot{background:var(--success);box-shadow:0 0 8px var(--success)}.status-indicator.neutral .dot{background:var(--warning)}.sidebar.collapsed .status-indicator{padding:0;justify-content:center;width:100%}.sidebar.collapsed .status-indicator .text,.sidebar.collapsed small{display:none}.top-bar{height:var(--header-height);padding:0 2.5rem;display:flex;align-items:center;justify-content:space-between;z-index:10;transition:all .3s ease}.top-bar.hidden{transform:translateY(-100%)}.top-bar-left{display:flex;align-items:center;gap:1.5rem;flex:1}.search-container{position:relative;width:100%;max-width:420px}.search-container input{width:100%;background:var(--glass-panel);border:1px solid var(--glass-border);color:var(--text-main);padding:12px 12px 12px 48px;border-radius:var(--radius-pill);font-size:.95rem;transition:all .2s}.search-container input::placeholder{color:var(--text-muted);opacity:.7}.search-container .search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--text-muted);pointer-events:none;font-size:1.2rem}.search-container input:focus{background:var(--bg-surface);border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-dim);outline:none}.actions{display:flex;gap:.8rem;align-items:center}.btn-icon{width:44px;height:44px;border-radius:50%;border:1px solid transparent;background:transparent;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;font-size:1.4rem}.btn-icon:hover{background:var(--glass-panel);color:var(--text-main);border-color:var(--glass-border);transform:scale(1.05)}.btn-icon.active{background:var(--primary-dim);color:var(--primary)}.view-section{flex:1;overflow-y:auto;padding:2rem 2.5rem 2.5rem;opacity:0;transform:translateY(20px);display:none}.view-section.active{display:block;animation:slideUp .5s var(--ease) forwards}@keyframes slideUp{to{opacity:1;transform:translateY(0)}}.library-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:2rem}.header-text h2{font-size:2.2rem;font-weight:800;letter-spacing:-1px;margin-bottom:.25rem}.subtitle{color:var(--text-muted);font-size:1rem}.view-toggles{display:flex;gap:8px}.dashboard-section{margin-bottom:3rem}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.section-header h2{font-size:1.25rem;font-weight:700;color:var(--text-main);display:flex;align-items:baseline;gap:12px}.header-count{font-size:.9rem;color:var(--text-muted);font-weight:500}.pinned-scroll-container{display:flex;gap:16px;overflow-x:auto;padding:.5rem .5rem 1.5rem;margin:0 -.5rem;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;position:relative}.pinned-scroll-container:before,.pinned-scroll-container:after{content:"";position:sticky;display:block;width:40px;height:100%;pointer-events:none;z-index:2;top:0}.pinned-scroll-container:before{left:0;background:linear-gradient(to right,var(--bg-body),transparent);margin-right:-40px}.pinned-scroll-container:after{right:0;background:linear-gradient(to left,var(--bg-body),transparent);margin-left:-40px}.pinned-scroll-container::-webkit-scrollbar{height:6px}.pinned-scroll-container .resource-card{min-width:260px;max-width:260px;scroll-snap-align:start;flex-shrink:0}.empty-pinned-state{display:flex;align-items:center;gap:1rem;padding:1.5rem;background:var(--glass-panel);border:1px dashed var(--glass-border);border-radius:var(--radius-md);color:var(--text-muted);font-size:.875rem}.empty-pinned-state i{font-size:2rem;color:var(--primary);opacity:.5}.empty-pinned-state p{margin:0;line-height:1.5;font-size:.95rem;max-width:none}.empty-pinned-state strong{color:var(--text-main);display:block;margin-bottom:.25rem}.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-bottom:3rem}@media(max-width:768px){.category-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:480px){.category-grid{grid-template-columns:1fr}}.category-card{background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:1.5rem;display:flex;align-items:center;gap:1.5rem;cursor:pointer;transition:all .3s var(--ease)}.category-card.special-action{border:2px dashed var(--primary);background:linear-gradient(135deg,var(--primary-dim),rgba(100,255,218,.05));position:relative;overflow:hidden}.category-card.special-action:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent,rgba(100,255,218,.1));opacity:0;transition:opacity .3s}.category-card.special-action:hover:before{opacity:1}.category-card.special-action:hover{border-style:solid;box-shadow:0 8px 24px -8px var(--primary-glow)}.category-card.special-action .category-icon{background:var(--primary);color:#0a0a0c}.category-card.special-action h3{color:var(--primary)}[data-theme=light] .category-card.special-action .category-icon{color:#fff}.category-card:hover{background:var(--glass-highlight);border-color:var(--primary);transform:translateY(-4px);box-shadow:0 10px 30px -10px #0000004d}.category-icon{width:60px;height:60px;border-radius:16px;background:var(--bg-surface);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:2rem;border:1px solid var(--glass-border)}.category-info h3{font-size:1.1rem;font-weight:700;margin-bottom:4px}.category-info p{font-size:.85rem;color:var(--text-muted)}.breadcrumb{display:flex;align-items:center;gap:8px;margin-bottom:2rem;font-size:.95rem;color:var(--text-muted)}.breadcrumb-item{cursor:pointer;transition:color .2s}.breadcrumb-item:hover{color:var(--primary)}.breadcrumb-item.active{color:var(--text-main);font-weight:600;cursor:default}.breadcrumb-separator{opacity:.5}.btn-back{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:var(--radius-md);color:var(--text-main);font-size:.875rem;font-weight:600;cursor:pointer;transition:all .2s var(--ease)}.btn-back:hover{background:var(--glass-highlight);border-color:var(--primary);color:var(--primary);transform:translate(-2px)}.btn-back i{font-size:1rem}.filter-chips{display:flex;gap:12px;margin-bottom:2rem;flex-wrap:wrap}.chip{background:var(--glass-panel);border:1px solid var(--glass-border);color:var(--text-muted);padding:8px 18px;border-radius:var(--radius-pill);font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s}.chip:hover{background:var(--glass-highlight);color:var(--text-main);transform:translateY(-2px)}.chip.active{background:var(--primary);color:#0a0a0c;border-color:transparent;box-shadow:0 4px 15px var(--primary-glow)}[data-theme=light] .chip.active{color:#fff}.chip.special-action{background:var(--accent-color)!important;color:#0a0a0c!important;font-weight:700;margin-left:auto;border-color:transparent;box-shadow:0 4px 15px var(--primary-glow)}[data-theme=light] .chip.special-action{color:#fff!important}.resource-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}@media(min-width:1600px){.resource-grid{grid-template-columns:repeat(4,1fr)}}@media(min-width:1200px)and (max-width:1599px){.resource-grid{grid-template-columns:repeat(3,1fr)}}@media(min-width:768px)and (max-width:1199px){.resource-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:767px){.resource-grid{grid-template-columns:1fr}}.skeleton{background:linear-gradient(90deg,var(--glass-panel) 0%,var(--glass-highlight) 50%,var(--glass-panel) 100%);background-size:200% 100%;animation:shimmer 1.5s infinite;border:1px solid var(--glass-border);pointer-events:none;min-height:200px}.skeleton.resource-card{position:relative;overflow:hidden}.skeleton.category-card{min-height:120px}.skeleton-text{display:inline-block;background:linear-gradient(90deg,var(--glass-panel) 0%,var(--glass-highlight) 50%,var(--glass-panel) 100%);background-size:200% 100%;animation:shimmer 1.5s infinite;color:transparent!important;border-radius:4px}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.empty-library-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:4rem 2rem;min-height:60vh}.empty-library-icon{font-size:6rem;color:var(--primary);margin-bottom:2rem;opacity:.8}.empty-library-state h2{font-size:2rem;font-weight:700;margin-bottom:1rem;color:var(--text-main)}.empty-library-state>p{font-size:1.125rem;color:var(--text-muted);margin-bottom:2rem;max-width:500px}.empty-library-actions{display:flex;flex-direction:column;gap:1rem;align-items:center}.empty-library-hint{display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:var(--text-muted);padding:.75rem 1rem;background:var(--glass-panel);border-radius:var(--radius-md);border:1px solid var(--glass-border)}.empty-library-hint i{color:var(--primary)}.resource-card{background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:1.5rem;display:flex;flex-direction:column;gap:1rem;position:relative;cursor:pointer;transition:all .3s var(--ease);overflow:hidden}.btn-pin{position:absolute;top:12px;right:12px;width:32px;height:32px;border-radius:50%;background:var(--glass-panel);border:1px solid var(--glass-border);color:var(--text-muted);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:10;transition:all .2s;font-size:1rem}.btn-pin:hover{background:var(--glass-highlight);color:var(--primary);transform:scale(1.1)}.btn-pin.active{color:var(--primary);background:var(--primary-dim);border-color:var(--primary)}.resource-card:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(100,255,218,.03));opacity:0;transition:opacity .3s}@media(hover:hover){.resource-card:hover{transform:translateY(-4px);border-color:#64ffda4d;box-shadow:0 10px 40px -10px #00000080}.resource-card:hover:before{opacity:1}}.resource-card:focus,.category-card:focus,.breadcrumb-item:focus,.btn-back:focus{outline:2px solid var(--primary);outline-offset:2px}.resource-card:focus{transform:translateY(-4px);border-color:var(--primary)}.resource-grid.list-view{grid-template-columns:1fr;gap:1rem}.resource-grid.list-view .resource-card{flex-direction:row;align-items:center;border:none;border-bottom:1px solid var(--glass-border);border-radius:0;background:transparent;padding:1rem 0;overflow:visible}.resource-grid.list-view .resource-card:hover{transform:translate(10px);background:transparent;border-bottom-color:var(--primary);box-shadow:none}.resource-grid.list-view .card-icon{width:48px;height:48px;font-size:1.5rem;margin-bottom:0;margin-right:1.5rem}.resource-grid.list-view .card-content{flex:1;display:flex;justify-content:space-between;align-items:center}.resource-grid.list-view .badge-new{position:static;margin-left:1rem;box-shadow:none;font-size:.6rem;padding:2px 6px;align-self:center}.card-icon{width:56px;height:56px;border-radius:16px;background:var(--bg-surface);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.8rem;margin-bottom:.5rem;border:1px solid var(--glass-border)}.card-content h3{font-size:1.1rem;font-weight:700;margin-bottom:6px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.card-content .meta{font-size:.75rem;color:var(--text-muted);display:flex;flex-wrap:wrap;gap:.75rem;text-transform:uppercase;letter-spacing:.5px;font-weight:600}.card-content .meta span{display:flex;align-items:center;gap:.25rem}.card-content .meta i{font-size:.875rem;opacity:.7}.badge-new{position:absolute;top:16px;right:16px;background:var(--primary);color:#0a0a0c;font-size:.7rem;font-weight:800;padding:4px 10px;border-radius:var(--radius-pill);text-transform:uppercase;box-shadow:0 4px 15px var(--primary-glow)}[data-theme=light] .badge-new{color:#fff}.badge-local,.badge-cloud{position:absolute;top:12px;left:12px;display:flex;align-items:center;gap:.25rem;font-size:.65rem;font-weight:700;padding:4px 8px;border-radius:var(--radius-pill);text-transform:uppercase;z-index:5;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid}.badge-local{background:#00e67626;color:var(--success);border-color:#00e6764d}.badge-cloud{background:#64ffda26;color:var(--primary);border-color:#64ffda4d}.badge-local i,.badge-cloud i{font-size:.75rem}.p2p-container{max-width:800px;margin:0 auto;min-height:100%;display:flex;flex-direction:column;gap:2rem;justify-content:flex-start}.header-text.center{text-align:center}.connection-guide{background:var(--primary-dim);border-radius:var(--radius-md);padding:1rem;margin-bottom:1.5rem;border-left:4px solid var(--primary)}.guide-step{display:flex;align-items:center;gap:12px;font-size:.95rem;color:var(--text-main)}.guide-step i{font-size:1.5rem;color:var(--primary)}.p2p-role-selection{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:2rem}.role-card{background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:3rem 2rem;text-align:center;cursor:pointer;transition:all .3s;display:flex;flex-direction:column;align-items:center;justify-content:center}.role-card:hover{background:var(--glass-highlight);transform:translateY(-5px);border-color:var(--primary)}.role-card .icon-wrapper{width:80px;height:80px;border-radius:50%;background:var(--bg-surface);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:2.5rem;margin-bottom:1.5rem;border:1px solid var(--glass-border)}.role-card h3{font-size:1.5rem;margin-bottom:.5rem;color:var(--text-main)}.role-card p{color:var(--text-muted)}.connection-form{display:flex;gap:12px;margin:1.5rem 0}.connection-form input{flex:1;background:var(--bg-body);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-md);color:var(--primary);padding:14px;font-size:1.2rem;font-weight:700;text-align:center;letter-spacing:4px;transition:all .2s;outline:none}.connection-form input:focus{border-color:var(--primary);background:var(--bg-surface);box-shadow:0 0 0 4px var(--primary-dim)}.connection-form input::placeholder{letter-spacing:1px;font-size:.9rem;font-weight:500;color:var(--text-muted);opacity:.6}.p2p-dashboard{display:flex;flex-direction:column;height:100%;background:var(--bg-surface);position:absolute;top:0;left:0;width:100%}.dashboard-header{height:70px;border-bottom:1px solid var(--glass-border);display:flex;align-items:center;justify-content:space-between;padding:0 2rem;background:var(--glass-panel)}.connection-status{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--success)}.status-dot{width:10px;height:10px;background:var(--success);border-radius:50%;box-shadow:0 0 10px var(--success);animation:pulse 2s infinite}.transfer-feed{flex:1;overflow-y:auto;padding:2rem;display:flex;flex-direction:column;gap:1rem}.system-message{text-align:center;color:var(--text-muted);font-size:.9rem;opacity:.7;margin:.5rem 0}.chat-bubble{max-width:80%;padding:.8rem 1rem;border-radius:16px;border:1px solid var(--glass-border);position:relative;animation:popIn .3s cubic-bezier(.175,.885,.32,1.275);word-wrap:break-word}.chat-bubble.outgoing{align-self:flex-end;background:var(--bg-msg-out);border-color:var(--border-msg-out);border-bottom-right-radius:4px}.chat-bubble.incoming{align-self:flex-start;background:var(--bg-msg-in);border-color:var(--border-msg-in);border-bottom-left-radius:4px}.bubble-text{font-size:1rem;line-height:1.5;color:var(--text-main)}.bubble-meta{font-size:.7rem;color:var(--text-muted);margin-top:4px;display:block;text-align:right}.bubble-content{display:flex;align-items:center;gap:12px;margin-bottom:8px}.bubble-icon{font-size:1.5rem}.bubble-info h4{font-size:.95rem;margin-bottom:2px;line-height:1.3}.bubble-info span{font-size:.8rem;color:var(--text-muted)}.progress-track{height:4px;background:#0003;border-radius:2px;overflow:hidden}.progress-fill{height:100%;background:var(--primary);width:0%;transition:width .2s linear}.chat-footer{padding:1rem 1.5rem 1.5rem;border-top:1px solid var(--glass-border);background:var(--bg-surface)}.chat-input-wrapper{display:flex;align-items:center;gap:12px;background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:var(--radius-pill);padding:6px 6px 6px 16px;transition:all .2s}.chat-input-wrapper:focus-within{border-color:var(--primary);background:var(--bg-body)}.chat-input-container{flex:1}.chat-input-container input{width:100%;background:transparent;border:none;color:var(--text-main);padding:8px 0;font-size:1rem;outline:none}.chat-input-container input::placeholder{color:var(--text-muted)}.attachment-btn{color:var(--text-muted)!important;font-size:1.6rem!important}.attachment-btn:hover{color:var(--primary)!important;background:transparent!important}.send-btn{background:var(--primary)!important;color:#000!important;border-radius:50%!important;width:40px!important;height:40px!important}.send-btn:hover{transform:scale(1.1) rotate(5deg)}.mini-drop-zone{border:2px dashed var(--glass-border);border-radius:var(--radius-pill);padding:1rem;display:flex;align-items:center;justify-content:center;gap:10px;cursor:pointer;color:var(--text-muted);transition:all .2s;font-weight:600}.mini-drop-zone:hover,.mini-drop-zone.active{border-color:var(--primary);color:var(--primary);background:var(--primary-dim)}.mini-drop-zone i{font-size:1.4rem}.chat-bubble .status.pulse{animation:statusPulse 1.5s infinite;opacity:.8}@keyframes statusPulse{0%,to{opacity:.4}50%{opacity:1}}@keyframes popIn{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}.p2p-identity-card{background:linear-gradient(145deg,var(--glass-panel),rgba(0,0,0,0));border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:2rem;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;overflow:hidden}.radar-container{position:relative;width:180px;height:180px;display:flex;justify-content:center;align-items:center;margin-bottom:1.5rem;margin-left:0}.radar-scan{position:absolute;width:100%;height:100%;border-radius:50%;border:1px solid var(--primary);opacity:0;animation:ripple 3s infinite linear}.radar-scan.delay-1{animation-delay:1.5s}@keyframes ripple{0%{transform:scale(.5);opacity:.8}to{transform:scale(2);opacity:0}}.pin-wrapper{z-index:2;text-align:center;display:flex;flex-direction:column;align-items:center;background:var(--bg-body);padding:1.5rem 2rem;border-radius:var(--radius-lg);border:2px solid var(--primary);box-shadow:0 0 30px var(--primary-glow)}.pin-wrapper .label{font-size:.75rem;letter-spacing:3px;color:var(--text-muted);margin-bottom:.75rem;text-transform:uppercase;font-weight:700}.pin-wrapper .code{font-size:3rem;font-weight:900;letter-spacing:8px;color:var(--primary);line-height:1;text-shadow:0 0 20px var(--primary-glow);font-family:Courier New,monospace}.btn-copy-pin{background:var(--primary-dim);border:1px solid var(--primary);color:var(--primary);padding:.5rem 1rem;border-radius:var(--radius-md);cursor:pointer;display:flex;align-items:center;gap:.5rem;font-size:.875rem;font-weight:600;transition:all .2s;margin-top:.75rem}.btn-copy-pin:hover{background:var(--primary);color:var(--bg-body);transform:scale(1.05)}.instruction{color:var(--text-muted);font-size:.95rem;margin-top:1rem}.qr-display{margin-top:1.5rem;padding:1.5rem;background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:var(--radius-md);display:flex;justify-content:center}.qr-display canvas{border-radius:var(--radius-md);background:#fff;padding:1rem}.transfer-feed.drag-over{background:linear-gradient(135deg,#64ffda1a,#64ffda0d)}.btn-cancel-transfer{width:32px;height:32px;border-radius:50%;background:var(--glass-panel);border:1px solid var(--glass-border);color:var(--danger);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;margin-left:auto;flex-shrink:0}.btn-cancel-transfer:hover{background:var(--danger);color:#fff;transform:scale(1.1)}.bubble-info .file-size{margin-left:.25rem}.settings-list,.help-list{display:flex;flex-direction:column;gap:1.5rem;max-width:800px;margin:0 auto}.setting-item,.help-item{padding:2rem;background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:var(--radius-lg);transition:transform .2s,border-color .2s}.setting-item{display:flex;align-items:center;justify-content:space-between;gap:2rem}.setting-info{display:flex;align-items:flex-start;gap:1.5rem;flex:1}.setting-icon{width:48px;height:48px;border-radius:var(--radius-md);background:var(--primary-dim);display:flex;align-items:center;justify-content:center;flex-shrink:0}.setting-icon i{font-size:1.5rem;color:var(--primary)}.setting-content{flex:1}.setting-item:hover,.help-item:hover{transform:translateY(-2px);border-color:var(--primary-dim)}.setting-content h3,.help-item h3{margin-bottom:.5rem;font-size:1.2rem;color:var(--text-main);font-weight:600}.help-item{display:flex;gap:1.5rem}.help-icon{width:48px;height:48px;border-radius:var(--radius-md);background:var(--primary-dim);display:flex;align-items:center;justify-content:center;flex-shrink:0}.help-icon i{font-size:1.5rem;color:var(--primary)}.help-content{flex:1}.setting-content p,.help-item p{color:var(--text-muted);margin-bottom:1rem;line-height:1.6;font-size:.95rem}.help-item ul{margin-left:0;margin-bottom:1rem;color:var(--text-muted);list-style:none}.help-item li{margin-bottom:.7rem;display:flex;align-items:flex-start;gap:10px;line-height:1.6}.help-item li i{color:var(--primary);margin-top:2px;flex-shrink:0}.help-tip{background:var(--primary-dim);border-left:3px solid var(--primary);padding:1rem 1rem 1rem 1.5rem;border-radius:var(--radius-md);margin-top:1rem;display:flex;gap:12px;align-items:flex-start}.help-tip i{color:var(--primary);font-size:1.3rem;flex-shrink:0;margin-top:2px}.help-tip p{margin:0;color:var(--text-main);font-size:.95rem}.help-steps{margin-top:1rem}.step{display:flex;gap:1rem;margin-bottom:1rem;align-items:flex-start}.step-number{width:28px;height:28px;border-radius:50%;background:var(--primary);color:var(--bg-surface);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;flex-shrink:0}.step-content{flex:1;padding-top:3px}kbd{display:inline-block;padding:3px 8px;font-size:.85rem;font-family:Courier New,monospace;background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:4px;box-shadow:0 1px 0 var(--glass-border);color:var(--text-main)}.tip{background:var(--primary-dim);border-left:4px solid var(--primary);padding:1.2rem;border-radius:var(--radius-md);font-size:.95rem;color:var(--text-main)}.about-header-content{display:flex;align-items:center;gap:1.5rem;margin-bottom:.5rem}.about-logo{width:64px;height:64px;border-radius:var(--radius-md);flex-shrink:0}.about-header-content h2{margin:0;font-size:2rem;color:var(--text-main)}.about-content{max-width:900px;margin:0 auto;text-align:left}.about-block{margin-bottom:3rem;background:var(--glass-panel);padding:2rem;border-radius:var(--radius-lg);border:1px solid var(--glass-border)}.block-header{display:flex;align-items:center;gap:12px;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid var(--glass-border)}.block-header i{font-size:1.5rem;color:var(--primary)}.block-header h3{margin:0;font-size:1.4rem;color:var(--text-main)}.about-block p{color:var(--text-muted);line-height:1.6;margin-bottom:1rem}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:1.5rem}.feature-card{background:var(--bg-surface);padding:1.5rem;border-radius:var(--radius-md);border:1px solid var(--glass-border);transition:all .2s var(--ease)}.feature-card:hover{transform:translateY(-2px);border-color:var(--primary)}.feature-icon{width:48px;height:48px;border-radius:50%;background:var(--primary-dim);display:flex;align-items:center;justify-content:center;margin-bottom:1rem}.feature-icon i{font-size:1.5rem;color:var(--primary)}.feature-card h4{margin:0 0 .5rem;color:var(--text-main);font-size:1.1rem}.feature-card p{margin:0;font-size:.9rem;color:var(--text-muted);line-height:1.5}.user-types{display:flex;flex-direction:column;gap:1rem;margin-top:1rem}.user-type{display:flex;align-items:flex-start;gap:1rem;padding:1rem;background:var(--bg-surface);border-radius:var(--radius-md);border:1px solid var(--glass-border)}.user-type>i{font-size:1.8rem;color:var(--primary);flex-shrink:0}.user-type strong{display:block;color:var(--text-main);margin-bottom:.25rem;font-size:1.05rem}.user-type p{margin:0;color:var(--text-muted);font-size:.9rem}.install-action{margin:1.5rem 0;text-align:left}.about-footer{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--glass-border)}.version-info{display:flex;align-items:center;gap:.5rem;margin-bottom:1.5rem;color:var(--text-muted);font-size:.95rem}.version-info .separator{color:var(--glass-border)}.version-info strong{color:var(--text-main)}.footer-links{display:flex;gap:1rem;flex-wrap:wrap}.help-subsection{margin:1.5rem 0}.help-subsection h4{color:var(--text-main);margin-bottom:.75rem;font-size:1.05rem;display:flex;align-items:center;gap:8px}.help-subsection ol{margin-left:1.5rem;color:var(--text-muted)}.help-subsection li{margin-bottom:.5rem;line-height:1.6}.shortcuts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-top:1rem}.shortcut{display:flex;flex-direction:column;gap:.5rem;padding:1rem;background:var(--bg-surface);border-radius:var(--radius-md);border:1px solid var(--glass-border)}.shortcut kbd{width:fit-content}.shortcut span{color:var(--text-muted);font-size:.9rem}.file-info-panel{position:fixed;bottom:2rem;right:2rem;background:var(--glass-panel);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:1rem;z-index:100;transition:all .3s var(--ease);max-width:300px}.file-info-panel .info-content{display:none}.file-info-panel.expanded .info-content{display:block;margin-top:1rem}.file-info-panel .info-toggle{background:var(--primary);color:var(--bg-body);border:none;width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.5rem;box-shadow:0 4px 20px var(--primary-glow);transition:all .2s}.file-info-panel .info-toggle:hover{transform:scale(1.1)}.file-info-panel .info-content h4{font-size:1rem;margin-bottom:.75rem;color:var(--text-main);line-height:1.4}.file-info-panel .info-meta{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1rem;font-size:.875rem;color:var(--text-muted)}.file-info-panel .info-meta span{display:flex;align-items:center;gap:.5rem}.file-info-panel .info-actions{display:flex;gap:.5rem}.file-info-panel .btn-action{flex:1;display:flex;align-items:center;justify-content:center;padding:.75rem;background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:var(--radius-md);color:var(--text-main);cursor:pointer;transition:all .2s;font-size:1.25rem}.file-info-panel .btn-action:hover{background:var(--glass-highlight);border-color:var(--primary);color:var(--primary)}.viewer-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:10}.viewer-loading .spinner{width:60px;height:60px;border:4px solid var(--glass-border);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}.viewer-loading p{color:var(--text-muted);font-size:1rem}.player-container{width:100%;height:calc(100vh - 80px);display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden}.player-header{position:sticky;top:0;left:0;width:100%;padding:1rem 2.5rem;z-index:50;display:flex;align-items:center}.audio-player-card{width:100%;max-width:500px;display:flex;flex-direction:column;align-items:center;gap:1.5rem;animation:float 6s ease-in-out infinite}.audio-cover-container{position:relative}.player-cover-art{width:320px;height:320px;border-radius:32px;object-fit:cover;box-shadow:0 30px 60px #0009;border:1px solid var(--glass-border)}.player-meta{text-align:center;max-width:400px}.player-meta h2{font-size:1.5rem;margin-bottom:.5rem}.audio-subtitle{color:var(--text-muted);font-size:1rem;margin-bottom:1rem}.playback-speed-control{display:flex;align-items:center;gap:1rem;padding:.75rem 1.5rem;background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:var(--radius-md);margin-top:.5rem}.playback-speed-control label{font-size:.875rem;color:var(--text-muted);font-weight:600}.playback-speed-control select{background:var(--bg-surface);border:1px solid var(--glass-border);color:var(--text-main);padding:.5rem 1rem;border-radius:var(--radius-md);font-size:.875rem;cursor:pointer}.full-viewer{width:100%;height:100%;border:none;background:#000;object-fit:contain}.video-player-wrapper{position:relative;width:100%;height:100%}.video-speed-control{position:absolute;bottom:80px;right:1rem;display:flex;gap:.5rem;background:#000c;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:.5rem;border-radius:var(--radius-md)}.video-speed-control .speed-btn{padding:.5rem 1rem;background:transparent;border:1px solid var(--glass-border);color:var(--text-muted);border-radius:var(--radius-md);cursor:pointer;font-size:.875rem;transition:all .2s}.video-speed-control .speed-btn:hover,.video-speed-control .speed-btn.active{background:var(--primary);border-color:var(--primary);color:var(--bg-body)}.image-viewer-wrapper{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center}.image-viewer-wrapper img{max-width:100%;max-height:100%;object-fit:contain;transition:transform .2s ease;cursor:grab}.image-viewer-wrapper img:active{cursor:grabbing}.image-controls{position:absolute;bottom:2rem;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:.5rem;background:#000c;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:.75rem 1rem;border-radius:var(--radius-pill);border:1px solid var(--glass-border)}.image-controls #zoom-label{min-width:60px;text-align:center;color:var(--text-main);font-weight:600;font-size:.875rem}.image-controls .control-divider{width:1px;height:24px;background:var(--glass-border);margin:0 .25rem}.player-container img{max-width:100%;max-height:100%;object-fit:contain}audio{width:100%;margin-top:1rem;height:50px;border-radius:25px}.audio-fallback{display:flex;align-items:center;justify-content:center;font-size:4rem;color:var(--text-muted);background-color:var(--glass-panel);width:320px;height:320px;border-radius:32px;border:1px solid var(--glass-border)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 28px;border-radius:var(--radius-md);font-weight:600;cursor:pointer;border:none;transition:all .2s;font-size:1rem;text-decoration:none}.btn.primary{background:var(--primary);color:#0a0a0c;box-shadow:0 4px 20px var(--primary-glow)}[data-theme=light] .btn.primary{color:#fff}.btn.primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px var(--primary-glow)}.btn.text-btn{background:transparent;color:var(--primary);padding:0;font-size:.9rem}.btn.text-btn:hover{text-decoration:underline}.btn.danger{background:var(--danger);color:#fff;border:1px solid var(--danger)}.btn.secondary{background:transparent;color:var(--text-main);border:1px solid rgba(255,255,255,.2)}.btn.secondary:hover{background:var(--glass-highlight);border-color:var(--text-main)}.btn-back{display:inline-flex;align-items:center;gap:8px;background:#0000004d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--glass-border);color:var(--text-main);padding:10px 20px;border-radius:var(--radius-pill);cursor:pointer;font-size:.9rem;transition:all .2s}.btn-back:hover{background:var(--glass-highlight);border-color:var(--primary);transform:translate(-5px)}.btn-back-role{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:1rem;display:flex;align-items:center;gap:8px;margin-bottom:1rem;padding:0}.btn-back-role:hover{color:var(--text-main)}.divider{margin:1.5rem 0;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:.8rem;font-weight:700;letter-spacing:1px}.divider:before,.divider:after{content:"";height:1px;background:#ffffff26;flex:1;margin:0 1rem}.full-width{width:100%}#toast-container{position:fixed;bottom:2rem;right:2rem;z-index:2000;display:flex;flex-direction:column;gap:12px}.toast{background-color:var(--bg-surface);border:1px solid var(--glass-border);color:var(--text-main);padding:16px 24px;border-radius:var(--radius-md);display:flex;align-items:center;transform:translate(120%);transition:transform .4s var(--ease);border-left:4px solid var(--primary);box-shadow:0 20px 50px #00000080;font-weight:500}.toast.show{transform:translate(0)}.confirmation-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;z-index:10000}.confirmation-dialog{background:var(--bg-surface);border:1px solid var(--glass-border);border-radius:12px;padding:2rem;max-width:400px;width:90%;box-shadow:0 20px 40px #0000004d;text-align:center}.confirmation-dialog h3{margin-bottom:.5rem;color:var(--text-main)}.confirmation-dialog p{margin-bottom:1.5rem;color:var(--text-muted);font-size:.9rem}.pin-input-wrapper{margin-bottom:1.5rem}.pin-field{background:var(--bg-body);border:1px solid var(--glass-border);border-radius:var(--radius-md);padding:12px;font-size:1.5rem;color:var(--text-main);text-align:center;width:100%;letter-spacing:8px;transition:all .2s;outline:none;font-family:monospace}.pin-field:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-dim)}.confirmation-actions{display:flex;gap:1rem;justify-content:center;margin-top:2rem}.upload-progress-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:10001;transition:all .3s var(--ease)}.upload-progress-modal.minimized{background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;align-items:flex-end;justify-content:flex-end;padding:20px;pointer-events:none}.upload-progress-modal.minimized .upload-widget{max-width:320px;width:auto;min-width:280px;box-shadow:0 8px 32px #0006;pointer-events:auto;cursor:pointer}.upload-progress-modal.minimized .upload-body{max-height:0;overflow:hidden;padding:0;opacity:0;transition:all .3s var(--ease)}.upload-progress-modal.minimized .upload-header h3{font-size:.9rem}.upload-widget{background:var(--bg-surface);border:1px solid var(--glass-border);border-radius:12px;max-width:500px;width:90%;box-shadow:0 20px 40px #00000080;transition:all .3s var(--ease)}.upload-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 1.5rem 1rem;border-bottom:1px solid var(--glass-border)}.upload-header h3{margin:0;color:var(--text-main);font-size:1.1rem;transition:font-size .3s var(--ease)}.upload-controls{display:flex;gap:.5rem}.upload-controls button{background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:6px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;color:var(--text-muted)}.upload-controls button:hover{background:var(--glass-highlight);color:var(--text-main);border-color:var(--primary)}.upload-body{padding:1.5rem;transition:max-height .3s var(--ease),opacity .3s var(--ease),padding .3s var(--ease)}.upload-filename{color:var(--text-muted);font-size:.9rem;margin-bottom:1.5rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.upload-progress-container{margin:1rem 0}.upload-progress-bar{width:100%;height:8px;background:var(--glass-panel);border-radius:var(--radius-pill);overflow:hidden;border:1px solid var(--glass-border)}.upload-progress-fill{height:100%;width:0%;background:linear-gradient(90deg,var(--primary),var(--success));transition:width .3s 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successPop{0%{transform:scale(0);opacity:0}50%{transform:scale(1.2)}to{transform:scale(1);opacity:1}}.error-boundary-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;padding:3rem;text-align:center}.error-boundary-state .error-icon{font-size:4rem;color:var(--danger);margin-bottom:1.5rem;animation:errorPulse 2s ease-in-out infinite}.error-boundary-state h3{color:var(--text-main);font-size:1.5rem;margin-bottom:.5rem}.error-boundary-state p{color:var(--text-muted);margin-bottom:2rem;max-width:400px}@keyframes errorPulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.1)}}@keyframes spin{to{transform:rotate(360deg)}}.ph-spin{animation:spin 1s linear infinite}.manual-mode-toggle{margin-bottom:1rem;display:flex;align-items:center;gap:10px;padding:8px 0}.manual-mode-toggle input[type=checkbox]{width:20px;height:20px;cursor:pointer;accent-color:var(--primary)}.manual-mode-toggle label{cursor:pointer;font-weight:500}.hidden{display:none}.pdf-viewer-root{display:flex;flex-direction:column;height:100%;width:100%;background:var(--bg-surface)}.pdf-viewer-container{display:flex;flex-direction:column;height:100%;width:100%;overflow:hidden}.pdf-toolbar{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1.5rem;background:var(--glass-panel);border-bottom:1px solid var(--glass-border);flex-shrink:0;gap:1rem}.pdf-controls,.pdf-zoom,.pdf-actions{display:flex;align-items:center;gap:.75rem;color:var(--text-muted);font-size:.9rem;font-weight:500}.page-input-group{display:flex;align-items:center;gap:.5rem}.page-input-group input{width:60px;padding:.5rem;background:var(--bg-surface);border:1px solid var(--glass-border);border-radius:var(--radius-md);color:var(--text-main);text-align:center;font-size:.875rem}.zoom-percentage{min-width:60px;text-align:center;font-weight:600;color:var(--text-main)}.shortcuts-dialog{position:fixed;top:0;left:0;width:100%;height:100%;background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s}.shortcuts-content{background:var(--bg-surface);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:2rem;max-width:400px;width:90%}.shortcuts-content h3{font-size:1.5rem;margin-bottom:1.5rem;text-align:center}.shortcuts-list{display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem}.shortcut-item{display:flex;align-items:center;justify-content:space-between;gap:1rem}.shortcut-item kbd{padding:.5rem .75rem;background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:4px;font-family:monospace;font-size:.875rem;color:var(--text-main);box-shadow:0 2px 4px #0003}.shortcut-item span{flex:1;color:var(--text-muted);font-size:.875rem}.shortcuts-content .btn{width:100%}.pdf-canvas-wrapper{flex:1;overflow:auto;display:flex;justify-content:center;padding:2rem;background:var(--bg-body)}.pdf-canvas-wrapper canvas{box-shadow:0 10px 40px #00000080;max-width:100%;height:auto}.loading .pdf-canvas-wrapper{align-items:center}.loading .pdf-canvas-wrapper:after{content:"";width:40px;height:40px;border:3px solid var(--glass-border);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}.error-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--text-muted);gap:1rem}.error-state i{font-size:3rem;color:var(--danger);margin-bottom:.5rem}@media(max-width:768px){.sidebar{position:fixed;height:100%;transform:translate(-100%);width:280px;box-shadow:20px 0 50px #00000080}.sidebar.open{transform:translate(0)}.sidebar-overlay{position:fixed;inset:0;background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:90;opacity:0;pointer-events:none;transition:.3s}.sidebar-overlay.active{opacity:1;pointer-events:auto}.sidebar-close-btn{display:block!important}.top-bar{padding:0 1rem}.view-section{padding:1.5rem 1rem 6rem}.header-text h2{font-size:1.8rem}.resource-grid{gap:16px}.p2p-container{gap:1rem}.p2p-identity-card{padding:1rem}.radar-container{width:120px;height:120px;margin-bottom:.5rem}.pin-wrapper{padding:.5rem 1.2rem}.pin-wrapper .code{font-size:1.8rem}.p2p-card{padding:1.2rem}.connection-form{flex-direction:column;gap:.8rem;margin-bottom:1.2rem}.connection-form input{font-size:1.2rem;letter-spacing:2px;padding:12px}.connection-form input::placeholder{font-size:.9rem;letter-spacing:1px}.player-cover-art{width:100%;max-width:280px;height:auto;aspect-ratio:1/1}.audio-player-card{max-width:100%}.audio-fallback{width:100%;max-width:280px;height:280px}.p2p-role-selection{grid-template-columns:1fr;gap:12px}.dashboard-header{padding:0 1rem}.about-header-content{flex-direction:row;gap:1rem}.about-logo{width:48px;height:48px}.about-header-content h2{font-size:1.5rem}.about-block{padding:1.5rem}.feature-grid{grid-template-columns:1fr;gap:1rem}.shortcuts-grid{grid-template-columns:1fr}.footer-links{flex-direction:column}.pdf-canvas-wrapper{padding:1rem}.pdf-toolbar{padding:.5rem;flex-wrap:wrap;gap:.5rem}.pdf-controls,.pdf-zoom,.pdf-actions{flex:1 1 auto;min-width:fit-content}.file-info-panel{bottom:1rem;right:1rem;max-width:90%}.image-controls{flex-wrap:wrap;bottom:1rem;max-width:90%}.video-speed-control{bottom:100px}}@media(min-width:769px)and (max-width:1024px){.sidebar{width:var(--sidebar-mini)}.sidebar .brand{justify-content:center;padding:0}.sidebar .brand h1{display:none}.sidebar .logo{margin:0}.sidebar .nav-link{justify-content:center;padding:12px}.sidebar .nav-link span{display:none}.sidebar .status-indicator{justify-content:center;width:100%;padding:0}.sidebar .status-indicator .text,.sidebar small,.sidebar-close-btn{display:none}}*:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.toast{display:flex;align-items:center;gap:1rem;padding:1rem 1.25rem;border-radius:var(--radius-md);margin-bottom:.5rem;box-shadow:0 8px 25px #00000026;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--glass-border);max-width:400px;animation:toastSlide .3s var(--ease)}.toast-message{flex:1;font-weight:500}.toast-close{background:none;border:none;color:currentColor;opacity:.7;cursor:pointer;padding:.25rem;border-radius:4px;display:flex;align-items:center;justify-content:center;transition:opacity .2s}.toast-close:hover{opacity:1}.toast-retry{flex-direction:column;gap:.75rem;align-items:stretch}.toast-actions{display:flex;gap:.5rem;align-items:center;justify-content:flex-end}.btn-retry{padding:.5rem 1rem;background:var(--primary);color:var(--bg-body);border:none;border-radius:6px;font-weight:600;cursor:pointer;transition:all .2s}.btn-retry:hover{background:var(--primary-dim);transform:translateY(-1px)}.loading-overlay{position:fixed;inset:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:9999}.loading-state{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:2rem;background:var(--glass-panel);border:1px solid var(--glass-border);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.loading-spinner{width:32px;height:32px;border:3px solid var(--glass-border);border-top:3px solid var(--primary);border-radius:50%;animation:spin 1s linear infinite}.loading-message{font-weight:500;color:var(--text-main)}@keyframes toastSlide{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(prefers-reduced-motion:reduce){.toast,.loading-spinner,.splash-logo{animation:none!important}*{transition:none!important}}