/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer theme{:root,:host{--spacing:.25rem;--shadow-sm:0 1px 3px 0 #0000001a, 0 1px 2px -1px #0000001a;--default-font-family:var(--font-geist-sans);--default-mono-font-family:var(--font-geist-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.collapse{visibility:collapse}.visible{visibility:visible}.absolute{position:absolute}.relative{position:relative}.start{inset-inline-start:var(--spacing)}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}}:root{--ink:#10233f;--ink-deep:#09182d;--electric-blue:#2563eb;--electric-blue-dark:#1748b8;--cyan:#67e8f9;--surface:#fff;--surface-muted:#f5f7fb;--surface-blue:#eef4ff;--text-muted:#64748b;--line:#dbe3ef;--background:var(--surface-muted);--foreground:var(--ink);--page-gutter:clamp(1.5rem, 4vw, 4rem);--content-width:1240px;--radius:14px;--shadow-sm:0 10px 30px #10233f12}*{box-sizing:border-box}html{scroll-behavior:smooth;min-width:320px}body{background:var(--background);min-height:100vh;color:var(--foreground);margin:0;font-family:Arial,Microsoft YaHei,sans-serif;line-height:1.5}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit}a{color:inherit;text-decoration:none}:focus-visible{outline:3px solid var(--electric-blue);outline-offset:3px}.site-shell{min-height:100vh;overflow:hidden}.site-header{z-index:20;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#fffffff0;border-bottom:1px solid #dbe3efe6;position:sticky;top:0}.header-inner,.hero-inner,.page-container,.site-footer{width:min(100%, calc(var(--content-width) + (var(--page-gutter) * 2)));padding-inline:var(--page-gutter);margin-inline:auto}.header-inner{justify-content:space-between;align-items:center;gap:2rem;min-height:72px;display:flex}.brand{letter-spacing:-.02em;white-space:nowrap;align-items:center;gap:.7rem;font-size:1rem;font-weight:800;display:inline-flex}.brand-mark{background:var(--ink);color:#fff;width:34px;height:34px;box-shadow:4px 4px 0 var(--cyan);place-items:center;font-size:.9rem;display:grid}.main-nav{color:var(--text-muted);align-items:center;gap:1.75rem;font-size:.92rem;font-weight:700;display:flex}.nav-link{padding-block:1.55rem;position:relative}.nav-link:after{background:var(--electric-blue);content:"";opacity:0;height:2px;transition:opacity .16s,transform .16s;position:absolute;bottom:-1px;left:0;right:0;transform:scaleX(.5)}.nav-link:hover,.nav-link--active{color:var(--ink)}.nav-link:hover:after,.nav-link--active:after{opacity:1;transform:scaleX(1)}.nav-action,.primary-button{border:1px solid var(--electric-blue);background:var(--electric-blue);color:#fff;cursor:pointer;justify-content:center;align-items:center;gap:.7rem;font-weight:800;transition:background .16s,border-color .16s,transform .16s;display:inline-flex}.nav-action{min-height:40px;padding:.55rem 1rem}.nav-action:hover,.primary-button:hover{border-color:var(--electric-blue-dark);background:var(--electric-blue-dark);transform:translateY(-1px)}.hero{background:var(--ink-deep);color:#fff;position:relative;overflow:hidden}.hero:after{content:"";border:1px solid #67e8f947;border-radius:50%;width:25rem;height:25rem;position:absolute;bottom:-8rem;right:-7rem;box-shadow:0 0 0 4rem #2563eb14,0 0 0 8rem #2563eb0a}.hero-grid{opacity:.13;position:absolute;inset:0}.hero-pattern{background-image:linear-gradient(#ffffff24 1px,#0000 1px),linear-gradient(90deg,#ffffff24 1px,#0000 1px);background-size:42px 42px;-webkit-mask-image:linear-gradient(90deg,#000,#0000 78%);mask-image:linear-gradient(90deg,#000,#0000 78%)}.hero-inner{z-index:1;padding-top:clamp(4.5rem,9vw,7.5rem);padding-bottom:clamp(4.5rem,8vw,7rem);position:relative}.eyebrow,.section-label{font-family:var(--font-geist-mono), monospace;letter-spacing:.16em;margin:0 0 1rem;font-size:.72rem;font-weight:700}.eyebrow{color:var(--cyan)}.hero h1{letter-spacing:-.055em;max-width:800px;margin:0;font-size:clamp(2.45rem,6vw,5.4rem);font-weight:850;line-height:1.02}.hero-copy{color:#c6d3e5;max-width:650px;margin:1.6rem 0 0;font-size:clamp(1rem,2vw,1.2rem);line-height:1.8}.hero-actions{align-items:center;gap:1.25rem;margin-top:2.25rem;display:flex}.primary-button{min-height:52px;padding:.8rem 1.35rem}.hero-note{color:#8fa3bf;font-size:.86rem}.page-container{padding-top:clamp(3rem,6vw,5rem);padding-bottom:clamp(4rem,8vw,7rem)}.board-section{padding-bottom:clamp(3rem,6vw,5rem)}.section-intro,.stream-heading{justify-content:space-between;align-items:end;gap:2rem;display:flex}.section-intro{margin-bottom:1.5rem}.section-intro>p{max-width:330px;color:var(--text-muted);text-align:right;margin:0 0 .2rem;font-size:.9rem}.section-label{color:var(--electric-blue);margin-bottom:.45rem}.section-intro h2,.stream-heading h2,.side-panel h2,.stats-panel h2{letter-spacing:-.035em;margin:0}.section-intro h2,.stream-heading h2{font-size:clamp(1.65rem,3vw,2.25rem)}.board-list,.post-list,.tag-list,.topic-list,.member-list{margin:0;padding:0;list-style:none}.board-list{scrollbar-width:thin;gap:.7rem;padding:.25rem .25rem .6rem;display:flex;overflow-x:auto}.board-list li{flex:none}.board-chip{border:1px solid var(--line);background:var(--surface);min-height:44px;color:var(--ink);cursor:pointer;border-radius:999px;align-items:center;gap:.55rem;padding:.65rem 1rem;font-size:.88rem;font-weight:700;transition:border-color .16s,background .16s,color .16s;display:inline-flex}.board-chip:hover{background:var(--surface-blue);border-color:#9eb6df}.board-chip--active{border-color:var(--ink);background:var(--ink);color:#fff}.board-dot{border-radius:50%;flex:none;width:8px;height:8px;box-shadow:0 0 0 3px #ffffff29}.content-grid{grid-template-columns:minmax(0,1fr) 316px;align-items:start;gap:clamp(2rem,4vw,3.5rem);display:grid}.discussion-stream{min-width:0}.stream-heading{margin-bottom:1.25rem}.search-box{color:var(--ink);gap:.45rem;margin-bottom:1.25rem;font-size:.76rem;font-weight:800;display:grid}.search-box input,.composer-form input,.composer-form textarea,.composer-form select{border:1px solid var(--line);background:var(--surface);width:100%;color:var(--ink);font:inherit;border-radius:6px}.search-box input{min-height:46px;padding:.75rem .9rem}.search-box input::placeholder{color:#8a9bb1}.sort-label{border:1px solid var(--line);background:var(--surface);min-height:40px;color:var(--text-muted);align-items:center;gap:.3rem;padding:.55rem .8rem;font-size:.82rem;font-weight:700;display:inline-flex}.post-list{border-top:1px solid var(--line);display:grid}.post-card{border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1fr) auto;gap:1.5rem;min-width:0;padding:1.6rem .2rem;transition:background .16s,padding .16s;display:grid}.post-card:hover{background:#ffffffa3;padding-inline:.9rem}.post-card--pinned{border:1px solid #b8cdf4;border-left:4px solid var(--electric-blue);background:var(--surface-blue);box-shadow:var(--shadow-sm);margin-bottom:.55rem;padding:1.45rem}.post-card--pinned:hover{background:#e6efff;padding-inline:1.45rem}.post-main{min-width:0}.post-kicker{color:var(--electric-blue);font-family:var(--font-geist-mono), monospace;letter-spacing:.04em;align-items:center;gap:.65rem;margin-bottom:.55rem;font-size:.7rem;font-weight:700;display:flex}.pin-label{background:var(--electric-blue);color:#fff;letter-spacing:0;padding:.18rem .4rem}.post-card h3{letter-spacing:-.02em;margin:0;font-size:clamp(1.05rem,2vw,1.25rem);line-height:1.4}.post-title{color:var(--ink)}.post-summary{color:var(--text-muted);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:.65rem 0 1rem;font-size:.9rem;line-height:1.7;display:-webkit-box;overflow:hidden}.post-footer{justify-content:space-between;align-items:center;gap:1rem;display:flex}.author-line,.tag-list{align-items:center;display:flex}.author-line{color:var(--text-muted);gap:.45rem;font-size:.76rem}.author-name{color:var(--ink);font-weight:700}.avatar{width:40px;height:40px;color:var(--electric-blue-dark);background:linear-gradient(135deg,#dbeafe,#ecfeff);border:1px solid #c6d4ea;border-radius:50%;flex:none;place-items:center;font-size:.82rem;font-weight:800;display:grid}.avatar--small{width:24px;height:24px;font-size:.67rem}.tag-list{color:#537096;font-family:var(--font-geist-mono), monospace;flex-wrap:wrap;justify-content:flex-end;gap:.4rem;font-size:.67rem}.tag-list li{background:#edf1f7;border-radius:4px;padding:.2rem .38rem}.post-metrics{text-align:right;grid-template-columns:repeat(2,1fr);align-content:center;gap:.8rem;min-width:104px;margin:0;display:grid}.post-aside{align-content:center;justify-items:end;gap:.7rem;display:grid}.bookmark-button,.follow-button,.composer-close,.secondary-button{border:1px solid var(--line);background:var(--surface);color:var(--text-muted);cursor:pointer}.bookmark-button{border-radius:50%;place-items:center;width:34px;height:34px;font-size:1.1rem;display:grid}.bookmark-button:hover,.bookmark-button--active{border-color:var(--electric-blue);color:var(--electric-blue)}.post-metrics div{flex-direction:column-reverse;gap:.1rem;display:flex}.post-metrics dt{color:var(--text-muted);font-size:.66rem}.post-metrics dd{color:var(--ink);font-family:var(--font-geist-mono), monospace;margin:0;font-size:.86rem;font-weight:700}.load-more{border:1px dashed var(--line);min-height:48px;color:var(--text-muted);justify-content:center;align-items:center;gap:.65rem;margin:1.5rem 0 0;font-size:.86rem;font-weight:700;display:flex}.sidebar{gap:1rem;display:grid}.side-panel,.stats-panel{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm);padding:1.35rem}.side-heading{align-items:center;gap:.7rem;margin-bottom:1rem;display:flex}.side-heading h2,.stats-panel h2{font-size:1rem}.side-index{color:var(--electric-blue);font-family:var(--font-geist-mono), monospace;font-size:.66rem;font-weight:800}.topic-list{counter-reset:topics}.topic-list li{border-top:1px solid #edf1f6;grid-template-columns:24px minmax(0,1fr) auto;align-items:center;gap:.5rem;padding:.78rem 0;display:grid}.topic-rank{color:#a2afc1;font-family:var(--font-geist-mono), monospace;font-size:.66rem}.topic-name{text-overflow:ellipsis;white-space:nowrap;font-size:.82rem;font-weight:700;overflow:hidden}.topic-list li>span:nth-child(3){color:var(--text-muted);white-space:nowrap;font-size:.66rem}.follow-button{border-radius:999px;grid-column:2/-1;justify-self:start;padding:.25rem .55rem;font-size:.66rem;font-weight:800}.follow-button:hover,.follow-button--active{border-color:var(--electric-blue);background:var(--surface-blue);color:var(--electric-blue-dark)}.member-list{gap:1rem;display:grid}.member-list li{grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:.65rem;display:grid}.member-list li>div{min-width:0;display:grid}.member-name{font-size:.8rem;font-weight:800}.member-list div span,.online-status{color:var(--text-muted);font-size:.65rem}.online-status{text-align:right;max-width:66px}.stats-panel{border-color:var(--ink);background:var(--ink);color:#fff;overflow:hidden}.stats-panel .section-label{color:var(--cyan)}.stats-list{gap:.75rem;margin:1.25rem 0;display:grid}.stats-list div{border-bottom:1px solid #ffffff26;flex-direction:row-reverse;justify-content:space-between;align-items:baseline;padding-bottom:.65rem;display:flex}.stats-list dt{color:#9fb0c7;font-size:.7rem}.stats-list dd{font-family:var(--font-geist-mono), monospace;margin:0;font-size:1.25rem;font-weight:800}.stats-panel>p:last-child{color:#9fb0c7;margin:0;font-size:.75rem;line-height:1.7}.site-footer{border-top:1px solid var(--line);min-height:110px;color:var(--text-muted);justify-content:space-between;align-items:center;gap:2rem;font-size:.75rem;display:flex}.site-footer>div{gap:1rem;display:flex}.site-footer a{color:var(--ink);font-weight:700}.site-footer a:hover{color:var(--electric-blue)}.composer-backdrop{z-index:50;background:#09182db8;place-items:center;padding:1rem;display:grid;position:fixed;inset:0;overflow-y:auto}.composer-panel{border:1px solid var(--line);border-top:4px solid var(--electric-blue);background:var(--surface);width:min(100%,620px);max-height:calc(100vh - 2rem);padding:clamp(1.25rem,4vw,2rem);overflow-y:auto;box-shadow:0 24px 80px #09182d47}.composer-heading-row{justify-content:space-between;align-items:flex-start;gap:1rem;display:flex}.composer-heading-row h2{letter-spacing:-.035em;margin:0;font-size:1.65rem}.composer-close{flex:none;place-items:center;width:38px;height:38px;font-size:1.5rem;line-height:1;display:grid}.composer-close:hover{border-color:var(--ink);color:var(--ink)}.composer-note{color:var(--text-muted);margin:.85rem 0 1.25rem;font-size:.82rem}.composer-form,.composer-form label{display:grid}.composer-form{gap:1rem}.composer-form label{gap:.4rem;font-size:.8rem;font-weight:800}.composer-form input,.composer-form textarea,.composer-form select{padding:.7rem .8rem}.composer-form textarea{resize:vertical}.composer-actions{justify-content:flex-end;gap:.7rem;margin-top:.3rem;display:flex}.secondary-button,.composer-actions .primary-button{min-height:44px;padding:.65rem 1rem;font-weight:800}.secondary-button:hover{border-color:var(--ink);color:var(--ink)}@media (width<=900px){:root{--page-gutter:1.5rem}.content-grid{grid-template-columns:1fr}.sidebar{grid-template-columns:repeat(2,minmax(0,1fr))}.stats-panel{grid-column:1/-1}.stats-list{grid-template-columns:repeat(3,minmax(0,1fr))}.stats-list div{flex-direction:column-reverse;align-items:flex-start;display:flex}}@media (width<=640px){:root{--page-gutter:1rem}.header-inner{min-height:64px}.brand{font-size:.88rem}.brand-mark{width:30px;height:30px}.main-nav{gap:.85rem}.nav-link--secondary{display:none}.nav-link{padding-block:1.3rem}.nav-action{min-height:38px;padding-inline:.75rem}.hero:after{right:-14rem}.hero-inner{padding-top:4rem;padding-bottom:4rem}.hero-actions{flex-direction:column;align-items:flex-start}.section-intro{flex-direction:column;align-items:flex-start;gap:.5rem}.section-intro>p{text-align:left}.board-list{margin-right:calc(var(--page-gutter) * -1);padding-right:var(--page-gutter)}.post-card{grid-template-columns:1fr;gap:.9rem}.post-card--pinned{padding:1.15rem}.post-card--pinned:hover{padding-inline:1.15rem}.post-footer{flex-direction:column;align-items:flex-start}.tag-list{justify-content:flex-start}.post-metrics{text-align:left;justify-content:start;min-width:0}.post-aside{grid-template-columns:auto minmax(0,1fr);place-items:center start}.post-metrics div{flex-direction:row;align-items:baseline;gap:.35rem}.sidebar{grid-template-columns:1fr}.stats-panel{grid-column:auto}.stats-list{grid-template-columns:1fr}.stats-list div{flex-direction:row-reverse;align-items:baseline}.site-footer{flex-direction:column;justify-content:center;align-items:flex-start;gap:.7rem}.site-footer>div{flex-direction:column;gap:.2rem}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important}}
