:root{--bg: #f5f0e8;--card-bg: #fdfaf5;--border: #e0d8cc;--text: #3a3226;--text-secondary: #7a7265;--accent: #8b7355;--accent-light: #c4a882;--highlight: #fef3cd;--shadow: 0 2px 12px rgba(60, 40, 20, .08);--shadow-lg: 0 8px 32px rgba(60, 40, 20, .14);--radius: 10px;--radius-sm: 6px;--transition-smooth: .45s cubic-bezier(.4, 0, .2, 1);--transition-fast: .2s ease;--sidebar-bg: #f8f4ec;--modal-bg: #fffefb;--overlay: rgba(40, 30, 20, .3)}body[data-theme=oled]{--bg: #000000;--card-bg: #0d0d0d;--border: #2a2a2a;--text: #d4d4d4;--text-secondary: #999999;--accent: #b8a080;--accent-light: #7a6a5a;--highlight: #2a2a1a;--shadow: 0 2px 10px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .6);--sidebar-bg: #0a0a0a;--modal-bg: #141414;--overlay: rgba(0, 0, 0, .7)}body[data-theme=dark-blue]{--bg: #0f1a2e;--card-bg: #132236;--border: #2a3a54;--text: #c5d0e0;--text-secondary: #8a9bb5;--accent: #7e9bc0;--accent-light: #5a6f90;--highlight: #1a2840;--shadow: 0 2px 12px rgba(10, 20, 40, .5);--shadow-lg: 0 8px 32px rgba(10, 20, 40, .6);--sidebar-bg: #0f1a2e;--modal-bg: #132236;--overlay: rgba(0, 10, 30, .6)}*{margin:0;padding:0;box-sizing:border-box}.loader{--color-one: #ffbf48;--color-two: #be4a1d;--color-three: #ffbf4780;--color-four: #bf4a1d80;--color-five: #ffbf4740;--time-animation: 2s;--size: 1;position:relative;border-radius:50%;transform:scale(var(--size));box-shadow:0 0 25px 0 var(--color-three),0 20px 50px 0 var(--color-four);animation:colorize calc(var(--time-animation) * 3) ease-in-out infinite}.loader:before{content:"";position:absolute;top:0;left:0;width:100px;height:100px;border-radius:50%;border-top:solid 1px var(--color-one);border-bottom:solid 1px var(--color-two);background:linear-gradient(180deg,var(--color-five),var(--color-four));box-shadow:inset 0 10px 10px 0 var(--color-three),inset 0 -10px 10px 0 var(--color-four)}.loader .box{width:100px;height:100px;background:linear-gradient(180deg,var(--color-one) 30%,var(--color-two) 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.bbs-title{font-size:1.6rem;font-weight:700;color:var(--accent);letter-spacing:.04em;transition:font-size var(--transition-smooth)}.thread-list-panel.shrunk .list-header .bbs-title{font-size:1.15rem}.list-header .bbs-subtitle{font-size:.82rem;color:var(--text-secondary);margin-top:4px;letter-spacing:.03em;transition:all var(--transition-smooth)}.thread-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;margin-bottom:10px;cursor:pointer;transition:all var(--transition-fast);position:relative;box-shadow:0 1px 3px #00000008;user-select:none}.thread-card:hover{border-color:var(--accent-light);box-shadow:var(--shadow);transform:translateY(-2px)}.thread-card:active{transform:scale(.985)}.thread-card.active-thread{border-color:var(--accent);background:var(--highlight);box-shadow:inset 0 0 0 2px #8b735533}.thread-card 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button.active-side{background:var(--accent);color:#fff;border-color:var(--accent)}.chat-header{display:flex;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid var(--border);background:var(--sidebar-bg);flex-shrink:0}.chat-header .back-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--border);background:var(--card-bg);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);flex-shrink:0;color:var(--text);font-size:1.2rem}.chat-header .back-btn:hover{background:var(--highlight);border-color:var(--accent)}.chat-header .chat-title{font-size:.95rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-header .chat-subtitle{font-size:.72rem;color:var(--text-secondary)}.chat-messages{flex:1;overflow-y:auto;padding:18px 16px;display:flex;flex-direction:column;gap:10px;scroll-behavior:smooth;background:linear-gradient(180deg,var(--bg) 0%,var(--card-bg) 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Mono,Consolas,monospace}.message-time{color:var(--text-secondary);font-size:.68rem}.po-tag{font-size:.62rem;color:#b8956e;font-weight:700;letter-spacing:.04em;background:#8b73551f;padding:1px 7px;border-radius:8px;line-height:1.4}.message-bubble{padding:10px 15px;border-radius:16px;line-height:1.55;font-size:.9rem;word-break:break-word;position:relative;box-shadow:0 1px 2px #0000000a;max-width:85%}.message-wrapper.other .message-bubble{background:var(--card-bg);border:1px solid var(--border);border-radius:4px 16px 16px;color:var(--text)}.message-wrapper.po-post .message-bubble{background:var(--highlight);border:1.5px solid var(--accent-light);border-radius:4px 16px 16px;box-shadow:0 2px 6px #8b73551a}.message-wrapper.po-post .message-anon-id{color:#8b6914}.message-wrapper.self-right .message-bubble{border-radius:16px 4px 16px 16px}.message-wrapper.self-right{flex-direction:row-reverse}.message-wrapper.self-right .message-body{align-items:flex-end}.message-wrapper.self-right .message-meta{flex-direction:row-reverse}.quote-ref{color:#6b8e7a;cursor:pointer;font-weight:600;text-decoration:underline dotted;text-underline-offset:2px}.quote-ref:hover{background:var(--highlight);color:#4a7a5f}.md-img{display:block;max-width:200px;max-height:150px;margin:8px 0;border-radius:8px;cursor:pointer;border:1px solid var(--border);transition:transform .2s ease,box-shadow .2s ease;object-fit:cover}.md-img:hover{transform:scale(1.03);box-shadow:0 4px 15px #0003}.lightbox{position:fixed;inset:0;background:#000000eb;z-index:300;flex-direction:column;align-items:center;justify-content:center;backdrop-filter:blur(4px);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}.lightbox.active{opacity:1;visibility:visible}.lightbox.closing{opacity:0;visibility:visible;transition:opacity .3s ease,visibility .3s ease}.lightbox .lightbox-content{animation:lightboxFadeIn .3s ease}@keyframes lightboxFadeIn{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}.lightbox.closing .lightbox-content{animation:lightboxFadeOut .28s ease forwards}@keyframes lightboxFadeOut{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.96)}}.lightbox .img-container{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;cursor:default;overflow:hidden}.lightbox img{max-width:none;max-height:none;object-fit:contain;border-radius:8px;box-shadow:0 8px 30px #00000080;user-select:none;pointer-events:auto;cursor:grab;transition:transform .15s ease;position:relative;transform-origin:center center}.lightbox img:active{cursor:grabbing}.lightbox img.dragging{transition:none!important}.lightbox-toolbar{position:absolute;bottom:20px;left:50%;transform:translate(-50%);display:flex;gap:8px;flex-wrap:wrap;justify-content:center;z-index:10;background:#000000a6;padding:8px 16px;border-radius:40px;backdrop-filter:blur(10px)}.lightbox-toolbar button{background:#ffffff26;border:1px solid rgba(255,255,255,.3);color:#fff;border-radius:4px;padding:6px 12px;font-size:.8rem;cursor:pointer;transition:background .2s;white-space:nowrap}.lightbox-toolbar button:hover{background:#ffffff4d}.lightbox-close{position:absolute;top:20px;right:30px;font-size:2rem;color:#fff;cursor:pointer;z-index:11;opacity:.8;transition:opacity .2s}.lightbox-close:hover{opacity:1}.retro-btn{font-family:inherit;border:none;outline:1px dotted rgb(37,37,37);outline-offset:-4px;cursor:pointer;background:#bfbfbf;box-shadow:inset -1px -1px #292929,inset 1px 1px #fff,inset -2px -2px #9e9e9e,inset 2px 2px #fff;font-size:14px;text-transform:uppercase;letter-spacing:2px;padding:5px 30px;color:#000}.retro-btn:active{box-shadow:inset -1px -1px #fff,inset 1px 1px #292929,inset -2px -2px #fff,inset 2px 2px #9e9e9e}.chat-input-area{padding:12px 16px;border-top:1px solid var(--border);background:var(--sidebar-bg);display:flex;gap:10px;align-items:flex-end;flex-shrink:0}.chat-input-area textarea{flex:1;border:1px solid var(--border);border-radius:20px;padding:10px 16px;font-size:.88rem;resize:none;outline:none;background:var(--card-bg);color:var(--text);transition:all var(--transition-fast);min-height:42px;max-height:120px;line-height:1.45;box-shadow:inset 0 1px 3px #0000000a;font-family:inherit}.chat-input-area textarea::placeholder{color:#c5bdb2;opacity:1}.chat-input-area textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent),inset 0 1px 3px #0000000a;background:var(--card-bg)}.chat-input-area textarea::-webkit-scrollbar{width:5px}.chat-input-area textarea::-webkit-scrollbar-track{background:transparent}.chat-input-area textarea::-webkit-scrollbar-thumb{background:var(--text-secondary);border-radius:10px}.send-btn{width:42px;height:42px;border-radius:50%;border:none;background:var(--accent);color:#fff;cursor:pointer;font-size:1.2rem;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);box-shadow:0 3px 10px color-mix(in srgb,var(--accent) 40%,transparent)}.send-btn:hover{background:var(--accent-light);transform:scale(1.06)}.fixed-actions{position:fixed;right:20px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:10px;z-index:80;transition:opacity .25s ease,transform .3s ease}.fixed-actions.hidden{opacity:0;pointer-events:none}.fixed-actions button{width:40px;height:40px;border-radius:50%;border:1px solid var(--border);background:var(--card-bg);cursor:pointer;color:var(--text);display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);box-shadow:0 3px 10px #00000014}.modal-overlay{position:fixed;inset:0;background:var(--overlay);z-index:200;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .25s ease}.modal-overlay.open{opacity:1;pointer-events:auto}.modal{background:var(--modal-bg);border-radius:var(--radius);padding:24px;width:90%;max-width:420px;box-shadow:var(--shadow-lg);transform:translateY(20px);transition:transform .3s ease}.modal-overlay.open .modal{transform:translateY(0)}.modal h3{margin-bottom:16px;font-size:1.1rem;color:var(--text)}.modal input,.modal textarea,.modal select{width:100%;padding:10px 12px;margin-bottom:12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--card-bg);color:var(--text);font-size:.88rem;outline:none;font-family:inherit;transition:border-color var(--transition-fast);box-sizing:border-box}.modal input:focus,.modal textarea:focus,.modal select:focus{border-color:var(--accent-light);box-shadow:0 0 0 3px #c4a88226}.modal textarea{resize:vertical;min-height:80px}.modal select{cursor:pointer;appearance:auto}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:8px}.modal-actions button{padding:8px 20px;border-radius:20px;border:1px solid var(--border);background:var(--card-bg);color:var(--text);cursor:pointer;font-size:.85rem;transition:all var(--transition-fast);font-family:inherit}.modal-actions button:hover{background:var(--highlight);border-color:var(--accent-light)}.modal-actions button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}.modal-actions button.primary:hover{background:#7a6348}@keyframes fadeSlide{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.mobile-fab{display:none;position:absolute;top:8px;right:12px;z-index:5;width:40px;height:40px;border-radius:50%;border:1px solid var(--border);background:var(--card-bg);cursor:pointer;color:var(--text);font-size:1.3rem;align-items:center;justify-content:center;transition:all var(--transition-fast);box-shadow:0 2px 8px #00000014;user-select:none}.mobile-fab.open{transform:rotate(45deg);background:var(--highlight)}.mobile-fab:hover{background:var(--highlight)}.thread-list-panel{position:relative}.mobile-fab-popup{display:none;position:absolute;top:54px;right:8px;z-index:6;background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:6px;flex-direction:column;gap:4px}.mobile-fab-popup.open{display:flex}.mobile-fab-popup button{width:38px;height:38px;border-radius:50%;border:1px solid var(--border);background:var(--bg);cursor:pointer;color:var(--text);display:flex;align-items:center;justify-content:center;font-size:1rem;transition:all var(--transition-fast)}.mobile-fab-popup button:hover{background:var(--highlight)}.hamburger{display:none;height:44px;width:44px;position:fixed;top:12px;left:12px;z-index:96;cursor:pointer}.hamburger svg{height:44px;width:44px;overflow:visible}.hamburger .line{transition:.5s;stroke-width:5px;stroke:var(--text)}.hamburger .lineTop{stroke-dasharray:40 40;stroke-dashoffset:25}.hamburger .lineBottom{stroke-dasharray:40 40;stroke-dashoffset:60}.hamburger .lineMid{stroke-dasharray:40 40}.hamburger.open .line{stroke:#dc143c}.hamburger.open .lineTop{stroke-dashoffset:0;transform-origin:left;transform:rotate(45deg) translate(-7px,-5px)}.hamburger.open .lineMid{stroke-dashoffset:40}.hamburger.open .lineBottom{stroke-dashoffset:0;transform-origin:left;transform:rotate(-45deg) translate(-5px,5px)}@media(max-width:768px){.hamburger{display:block}.mobile-fab{display:flex}.sidebar{width:260px;left:-260px}.thread-list-panel{margin-left:0;padding:56px 12px 12px}.thread-list-panel.shrunk{flex:0 0 0px!important;max-width:0px!important;margin-left:0;padding:0!important;border-right:none;overflow:hidden}.thread-list-panel.shrunk.mobile-overlay{position:fixed!important;left:0!important;top:0!important;width:300px!important;max-width:75vw!important;height:100vh!important;z-index:93!important;flex:none!important;margin-left:0!important;padding:56px 12px 12px!important;border-right:2px solid var(--border)!important;box-shadow:var(--shadow-lg)!important;overflow:hidden!important;display:flex!important}.thread-detail-panel.visible{flex:1 1 100%!important}.chat-header .back-btn{display:none}.chat-header .chat-title{white-space:normal;overflow:visible;text-overflow:unset}.chat-title-info{overflow-wrap:break-word;word-break:break-word;min-width:0;flex:1}.thread-detail-panel.visible .chat-header{padding-left:68px}.list-header{margin-bottom:16px;padding-bottom:12px;padding-right:44px}.list-header 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var(--border);transition:all var(--transition-fast);background:var(--bg)}.message-avatar:hover{transform:scale(1.12);box-shadow:0 2px 10px #0000002e}.image-placeholder{display:inline-block;padding:2px 6px;margin:2px;background:var(--highlight);border:1px dashed var(--accent-light);border-radius:4px;font-size:.78rem;color:var(--text-secondary);cursor:pointer}.image-placeholder:hover{background:#fdd;border-color:#c88}.thread-image-option-row{display:flex;gap:8px;align-items:center;margin-bottom:10px;flex-wrap:wrap}.thread-image-option-row input[type=text]{flex:1;min-width:120px;margin-bottom:0;padding:10px 12px;font-size:.88rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--card-bg);color:var(--text);outline:none;font-family:inherit;transition:border-color var(--transition-fast);box-sizing:border-box}.thread-image-option-row input[type=text]:focus{border-color:var(--accent-light);box-shadow:0 0 0 3px #c4a88226}.thread-image-option-row 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16px;color:var(--text-secondary);font-style:italic}.message-wrapper.reply-zero .message-meta{opacity:.6}.reply-zero-image{max-width:180px;max-height:120px;border-radius:6px;margin-top:6px}button:disabled{opacity:.45;cursor:not-allowed;filter:grayscale(.5);pointer-events:none;box-shadow:none}button:disabled:hover{transform:none;box-shadow:none}.meme-upload-label.disabled,#memeUploadLabel.disabled{opacity:.45;cursor:not-allowed;pointer-events:none!important}.sage-badge{display:inline-block;font-size:.6rem;font-weight:700;padding:1px 6px;border-radius:4px;background:#c0392b;color:#fff;margin-right:4px;vertical-align:middle;letter-spacing:.5px}