:root{--bg: #e6e2d8;--bg-elevated: #f1eee6;--bg-paper: #faf8f2;--text-primary: #2d2a26;--text-secondary: #6d6962;--text-on-glass: #f5f3ee;--text-on-glass-secondary: rgba(245, 243, 238, .65);--border: #bdb6ab;--border-strong: #a39d93;--accent: #a3ae9b;--accent-dark: #8b967f;--dusty-rose: #bfa09d;--sage: #8da38f;--muted-blue: #7e94a4;--terracotta: #b09278;--warm-grey: #9b958d;--glass-bg: rgba(250, 248, 242, .42);--glass-bg-strong: rgba(250, 248, 242, .58);--glass-bg-hover: rgba(250, 248, 242, .36);--glass-border: rgba(255, 255, 255, .38);--glass-highlight: rgba(255, 255, 255, .55);--glass-shadow: 0 8px 32px rgba(45, 42, 38, .1), inset 0 1px 0 var(--glass-highlight);--glass-shadow-hover: 0 12px 40px rgba(45, 42, 38, .14), inset 0 1px 0 var(--glass-highlight);--glass-shadow-lift: 0 18px 48px rgba(45, 42, 38, .16), inset 0 1px 0 var(--glass-highlight);--glass-shadow-lift-strong: 0 24px 60px rgba(45, 42, 38, .18), inset 0 1px 0 var(--glass-highlight);--glass-blur: blur(18px) saturate(160%);--glass-blur-strong: blur(24px) saturate(180%);--glass-dark-bg: rgba(18, 22, 24, .58);--glass-dark-bg-top: rgba(34, 40, 42, .62);--glass-dark-border: rgba(180, 210, 220, .16);--glass-dark-highlight: rgba(255, 255, 255, .28);--glass-dark-blur: blur(28px) saturate(200%);--font-body: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;--font-heading: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Helvetica Neue", sans-serif;--font-mono: "SF Mono", Monaco, Inconsolata, "Fira Code", "Courier New", monospace;--radius-sm: 8px;--radius: 14px;--radius-lg: 18px;--radius-xl: 22px;--ease-spring: cubic-bezier(.32, .72, 0, 1);--ease-out: cubic-bezier(.22, .61, .36, 1);--ease-gentle: cubic-bezier(.25, .46, .45, .94)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--text-primary);font-family:var(--font-body);font-size:15px;line-height:1.65;min-height:100vh;position:relative}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background-image:url(/static/images/bg-sky.jpg);background-size:cover;background-position:center;background-attachment:fixed;z-index:-2}body:after{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,#e6e2d8c7,#e6e2d8ad 40%,#e6e2d8d1);z-index:-1}a{color:inherit;text-decoration:none}.container{max-width:980px;margin:0 auto;padding:0 1.25rem}.navbar{position:sticky;top:0;z-index:100;background:linear-gradient(180deg,var(--glass-dark-bg-top) 0%,var(--glass-dark-bg) 100%);-webkit-backdrop-filter:var(--glass-dark-blur);backdrop-filter:var(--glass-dark-blur);border-bottom:1px solid var(--glass-dark-border);box-shadow:0 4px 24px #0000002e,inset 0 1px 0 var(--glass-dark-highlight)}.navbar-inner{display:flex;justify-content:space-between;align-items:center;min-height:56px;padding-top:.6rem;padding-bottom:.6rem;gap:1rem}.brand{display:inline-flex;align-items:center;gap:.55rem;font-family:var(--font-heading);font-size:1.15rem;font-weight:600;color:var(--text-on-glass);letter-spacing:-.01em;transition:opacity .2s var(--ease-out)}.brand:hover{opacity:.85}.brand img{width:30px;height:30px;object-fit:contain;display:block;border-radius:6px}.nav-links{display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}.nav-link{color:var(--text-on-glass-secondary);font-size:.92rem;font-weight:500;position:relative;padding:.2rem 0;transition:color .2s var(--ease-out)}.nav-link:after{content:"";position:absolute;left:0;bottom:-2px;width:100%;height:2px;background:var(--text-on-glass);border-radius:1px;transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease-spring)}.nav-link:hover,.nav-link.router-link-active{color:var(--text-on-glass)}.nav-link:hover:after,.nav-link.router-link-active:after{transform:scaleX(1)}.user-info{display:flex;align-items:center;gap:.75rem;font-size:.88rem;color:var(--text-on-glass)}.user-info .btn{background:#ffffff1f;color:var(--text-on-glass);border-color:#ffffff38}.user-info .btn:hover{background:#ffffff38;border-color:#ffffff59}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);color:var(--text-primary);border:1px solid var(--glass-border);border-radius:var(--radius);padding:.55rem 1.1rem;font-size:.9rem;font-family:inherit;font-weight:500;cursor:pointer;box-shadow:var(--glass-shadow);transition:transform .25s var(--ease-spring),box-shadow .25s var(--ease-spring),background .2s var(--ease-out),border-color .2s var(--ease-out)}.btn:hover{background:var(--glass-bg-strong);border-color:var(--glass-highlight);box-shadow:var(--glass-shadow-hover);transform:translateY(-1px)}.btn:active{transform:translateY(0) scale(.98);transition-duration:.1s}.btn-primary{background:#2d2a26b8;-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);color:var(--text-on-glass);border-color:#ffffff2e}.btn-primary:hover{background:#2d2a26d9;border-color:#ffffff47}.btn-sm{padding:.35rem .75rem;font-size:.82rem;border-radius:var(--radius-sm)}.btn-danger{color:#8a4b4b;border-color:#c9a3a38c;background:#f5e8e873}.btn-danger:hover{background:#f0dbdb94;border-color:#b88b8ba6}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}.card{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:1.25rem;box-shadow:var(--glass-shadow);transition:transform .3s var(--ease-spring),box-shadow .3s var(--ease-spring),background .25s var(--ease-out)}.card-hover{position:relative;overflow:hidden}.card-hover:before{content:"";position:absolute;top:0;left:0;width:100%;height:1px;background:var(--glass-highlight);transform:translate(-100%);transition:transform .45s var(--ease-spring);pointer-events:none}.card-hover:hover{background:var(--glass-bg-hover);box-shadow:var(--glass-shadow-lift);transform:translateY(-4px) scale(1.01)}.card-hover:hover:before{transform:translate(0)}.card-hover:active{transform:translateY(-1px) scale(.98);box-shadow:var(--glass-shadow);transition-duration:.12s}.card-title{font-family:var(--font-heading);font-size:1.15rem;font-weight:600;margin-bottom:.45rem;line-height:1.35}.card-meta{font-size:.82rem;color:var(--text-secondary);display:flex;gap:1rem;flex-wrap:wrap}.tag{display:inline-flex;align-items:center;padding:.15rem .55rem;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.75rem;font-family:var(--font-mono);background:#ffffff47;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.tag-sage{background:#e3ebe48c;color:#4f634f;border-color:#b8c9b999}.tag-rose{background:#f0e5e48c;color:#7a5b58;border-color:#d9c2c099}.tag-blue{background:#e4eaee8c;color:#4b5f6d;border-color:#bccbd599}.tag-terracotta{background:#efe8e28c;color:#735844;border-color:#d6c3b499}.tag-grey{background:#e8e6e28c;color:#5c5851;border-color:#c9c4bb99}.form-group{margin-bottom:1.1rem}.form-label{display:block;margin-bottom:.35rem;font-size:.88rem;font-weight:500;color:var(--text-secondary)}.input,.textarea,.select{width:100%;padding:.65rem .85rem;background:#faf8f261;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:var(--radius);color:var(--text-primary);font-family:inherit;font-size:.95rem;outline:none;transition:border-color .2s var(--ease-out),box-shadow .2s var(--ease-out),background .2s var(--ease-out)}.input:focus,.textarea:focus,.select:focus{border-color:var(--glass-highlight);background:#faf8f285;box-shadow:0 0 0 3px #ffffff38}.textarea{min-height:130px;resize:vertical;line-height:1.6}.select{cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236d6962' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .75rem center;padding-right:2rem}.form-hint{font-size:.78rem;color:var(--text-secondary);font-family:var(--font-mono);margin-top:.4rem}.page-header{padding:2.5rem 0 1.75rem}.page-header h1{font-family:var(--font-heading);font-size:clamp(1.8rem,5vw,2.6rem);font-weight:600;margin-bottom:.5rem;letter-spacing:-.02em;line-height:1.2}.page-header p{color:var(--text-secondary);font-size:1rem;max-width:620px}.board-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:1.1rem}.board-card{display:flex;flex-direction:column;gap:.6rem;grid-column:span 4}.board-card:nth-child(1),.board-card:nth-child(4){grid-column:span 8}.board-index{font-family:var(--font-mono);font-size:.75rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text-secondary);padding-bottom:.4rem;border-bottom:1px solid var(--glass-border)}.board-card:hover{box-shadow:var(--glass-shadow-lift-strong);transform:translateY(-6px) scale(1.02)}.board-card:active{box-shadow:var(--glass-shadow);transform:translateY(-1px) scale(.98)}.board-card:before{height:2px;background:#ffffffbf}.thread-list{display:flex;flex-direction:column;gap:.9rem}.thread-item{display:flex;flex-direction:column;gap:.5rem}.thread-title{font-family:var(--font-heading);font-size:1.05rem;font-weight:600;color:var(--text-primary);position:relative;display:inline-block;transition:color .2s var(--ease-out)}.thread-title:after{content:"";position:absolute;left:0;bottom:-1px;width:100%;height:2px;background:var(--text-primary);border-radius:1px;transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease-spring)}.thread-title:hover{color:var(--accent-dark)}.thread-title:hover:after{transform:scaleX(1)}.text-link{color:var(--text-secondary);position:relative;display:inline-block;transition:color .2s var(--ease-out)}.text-link:after{content:"";position:absolute;left:0;bottom:-1px;width:100%;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease-spring)}.text-link:hover{color:var(--text-primary)}.text-link:hover:after{transform:scaleX(1)}.thread-excerpt{color:var(--text-secondary);font-size:.86rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.thread-stats{display:flex;gap:1rem;font-size:.78rem;color:var(--text-secondary);font-family:var(--font-mono);align-items:center;flex-wrap:wrap}.thread-detail{margin-bottom:1.5rem}.thread-detail h1{font-family:var(--font-heading);font-size:1.55rem;font-weight:600;margin-bottom:.8rem;line-height:1.3}.thread-content,.post-content{color:var(--text-primary);line-height:1.75;white-space:pre-wrap;word-break:break-word}.post-list{display:flex;flex-direction:column;gap:1rem;margin-top:1.5rem}.post-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.85rem;padding-bottom:.6rem;border-bottom:1px solid var(--glass-border);gap:1rem}.post-author{font-weight:600;font-size:.92rem}.post-time{font-size:.78rem;color:var(--text-secondary);font-family:var(--font-mono)}.attachment-list{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:.9rem}.attachment-item{display:inline-flex;align-items:center;gap:.3rem;padding:.3rem .65rem;background:#ffffff38;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--glass-border);border-radius:var(--radius-sm);font-size:.78rem;color:var(--text-secondary);font-family:var(--font-mono);transition:border-color .2s var(--ease-out),transform .2s var(--ease-spring)}.attachment-item:hover{border-color:var(--glass-highlight);transform:translateY(-1px)}.event-card{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem}.event-info{flex:1;min-width:0}.event-title{font-family:var(--font-heading);font-size:1.1rem;font-weight:600;margin-bottom:.3rem}.event-meta{font-size:.8rem;color:var(--text-secondary);font-family:var(--font-mono);margin-bottom:.6rem}.admin-table{width:100%;border-collapse:collapse;font-size:.88rem}.admin-table th,.admin-table td{text-align:left;padding:.75rem .7rem;border-bottom:1px solid var(--glass-border)}.admin-table th{color:var(--text-secondary);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;font-family:var(--font-mono)}.admin-table tr:hover td{background:#ffffff24}.admin-stat{display:flex;gap:1.5rem;flex-wrap:wrap}.admin-stat strong{font-family:var(--font-heading);font-size:1.4rem;display:block;line-height:1.1}.search-bar{display:flex;gap:.75rem;margin-bottom:1.75rem;align-items:stretch}.search-bar .input{flex:1}.empty-state{text-align:center;padding:3.5rem 1.5rem;color:var(--text-secondary);border:1px dashed var(--glass-border);border-radius:var(--radius-lg);background:#ffffff29;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.empty-state-marker{font-family:var(--font-mono);font-size:.8rem;letter-spacing:.25em;text-transform:uppercase;color:var(--border-strong);margin-bottom:.75rem}.toast{position:fixed;bottom:1.25rem;right:1.25rem;background:#faf8f2b8;-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius);padding:.85rem 1.25rem;font-size:.9rem;z-index:200;max-width:320px;box-shadow:var(--glass-shadow)}.footer{text-align:center;padding:2.5rem 0;color:var(--text-secondary);font-size:.82rem;border-top:1px solid var(--glass-border);margin-top:3rem;font-family:var(--font-mono)}.pinned-bar{border-left:3px solid var(--muted-blue);margin-bottom:.9rem}@keyframes settle{0%{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.settle{animation:settle .5s var(--ease-spring) both}.settle:nth-child(1){animation-delay:.03s}.settle:nth-child(2){animation-delay:.06s}.settle:nth-child(3){animation-delay:.09s}.settle:nth-child(4){animation-delay:.12s}.settle:nth-child(5){animation-delay:.15s}.settle:nth-child(6){animation-delay:.18s}.fade-enter-active,.fade-leave-active{transition:opacity .22s var(--ease-gentle),transform .22s var(--ease-gentle)}.fade-enter-from{opacity:0;transform:scale(.985)}.fade-leave-to{opacity:0;transform:scale(1.015)}@media(max-width:768px){.container{padding:0 1rem}.navbar-inner{flex-direction:column;align-items:flex-start;gap:.75rem;min-height:auto;padding-top:.75rem;padding-bottom:.75rem}.nav-links{width:100%;justify-content:flex-start;gap:1rem}.board-grid{grid-template-columns:1fr}.board-card,.board-card:nth-child(1),.board-card:nth-child(4){grid-column:span 1}.search-bar{flex-direction:column;gap:.6rem}.event-card{flex-direction:column}.admin-stat{gap:1rem}}@media(max-width:480px){body{font-size:14px}.page-header{padding:1.75rem 0 1.25rem}.page-header h1{font-size:1.6rem}.card{padding:1rem;border-radius:var(--radius)}.btn{padding:.5rem .9rem}.thread-stats,.event-meta,.post-time{font-size:.72rem}}