*{box-sizing:border-box}
a{color:inherit;text-decoration:none;cursor:pointer}
.text-link{color:var(--primary);text-decoration:none;font-weight:600}.text-link:hover{text-decoration:underline}
.row-between{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.row{display:flex;align-items:center;justify-content:space-between;gap:12px}.mb-sm{margin-bottom:12px}.mb-md{margin-bottom:16px}.mb-lg{margin-bottom:24px}.mt-4{margin-top:4px}.text-xs{font-size:11px}.table-scroll{overflow-x:auto}.stat-value{font-size:30px;font-weight:800}.action-bar form{display:inline}
:root{--bg:#f5f7fa;--surface:#fff;--surface-2:#f8fafc;--text:#172033;--muted:#667085;--border:#e5e7eb;--primary:#6d5ce7;--primary-2:#5948d7;--success:#18a66a;--warning:#d98918;--danger:#d84a4a;--shadow:0 10px 30px rgba(16,24,40,.06);--radius:14px}
[data-theme=dark]{--bg:#0d1017;--surface:#141923;--surface-2:#1a202c;--text:#eef2f7;--muted:#98a2b3;--border:#293142;--primary:#8b7cf6;--primary-2:#7565e9;--shadow:0 18px 50px rgba(0,0,0,.22)}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
body{min-height:100vh}.app-shell{min-height:100vh}.topbar{height:70px;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--surface) 92%,transparent);display:flex;align-items:center;gap:28px;padding:0 max(22px,calc((100vw - 1440px)/2));position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
.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}
.brand{display:flex;align-items:center;gap:9px;color:var(--text);text-decoration:none;font-weight:750;white-space:nowrap}.brand-mark{font-size:23px}.top-search{height:40px;max-width:520px;flex:1;display:flex;align-items:center;gap:9px;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:0 12px;color:var(--muted)}.top-search input{border:0;outline:0;background:transparent;color:var(--text);width:100%;font-size:14px}.top-actions{display:flex;align-items:center;gap:8px;margin-left:auto}.icon-button,.link-button{border:0;background:transparent;color:var(--muted);cursor:pointer}.icon-button{width:38px;height:38px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:16px}.icon-button:hover,.link-button:hover{background:var(--surface-2);color:var(--text)}.top-link{display:flex;align-items:center;justify-content:center;gap:6px;width:38px;height:38px;border-radius:10px;color:var(--muted);text-decoration:none;font-size:15px;white-space:nowrap;border:0;background:transparent;cursor:pointer;position:relative}.top-link:hover{background:var(--surface-2);color:var(--text)}.top-link .badge-dot{position:absolute;top:6px;right:6px;width:8px;height:8px;border-radius:50%;background:var(--danger);border:2px solid var(--surface)}
.dropdown{position:relative}.dropdown-panel{position:absolute;top:calc(100% + 10px);right:0;width:340px;max-width:90vw;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;z-index:30;display:none}.dropdown-panel.open{display:block}.dropdown-header{padding:13px 16px;border-bottom:1px solid var(--border);font-size:13px;font-weight:800}.dropdown-list{max-height:340px;overflow-y:auto}.dropdown-item{display:flex;gap:10px;padding:12px 16px;border-bottom:1px solid var(--border);color:var(--text)}.dropdown-item:last-child{border-bottom:0}.dropdown-item:hover{background:var(--surface-2)}.dropdown-item i{color:var(--primary);margin-top:2px}.dropdown-item p{margin:2px 0;font-size:12px;color:var(--muted)}.dropdown-item strong{font-size:13px}.dropdown-item span{font-size:11px;color:var(--muted)}.dropdown-empty{padding:24px 16px;text-align:center;color:var(--muted);font-size:13px}.dropdown-footer{padding:10px;border-top:1px solid var(--border)}.dropdown-footer .button{width:100%}.user-chip{display:flex;align-items:center;gap:8px;color:var(--text);text-decoration:none;margin-left:4px}.avatar{width:36px;height:36px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary),#30b7a7);color:white;font-weight:750;flex:none}.avatar.small{width:25px;height:25px;font-size:11px}.avatar.large{width:46px;height:46px}.page{max-width:1440px;margin:0 auto;padding:34px 22px 70px}.flash{max-width:1000px;margin:18px auto 0;padding:13px 16px;border:1px solid var(--border);background:var(--surface);border-radius:10px}.flash.error{border-color:#e5aaaa;color:var(--danger)}.flash.fade-out{opacity:0;transition:.4s}
.hero{display:flex;align-items:end;justify-content:space-between;gap:30px;padding:25px 5px 36px}.eyebrow{font-size:11px;letter-spacing:.14em;font-weight:800;color:var(--primary);margin-bottom:9px}.hero h1{font-size:38px;line-height:1.1;margin:0 0 9px;letter-spacing:-.04em}.hero p,.form-header p,.muted{color:var(--muted);margin:0}.button{display:inline-flex;align-items:center;justify-content:center;gap:7px;border-radius:10px;padding:10px 15px;border:1px solid var(--border);text-decoration:none;font-weight:700;font-size:14px;cursor:pointer}.button-primary{background:var(--primary);color:white;border-color:var(--primary)}.button-primary:hover{background:var(--primary-2)}.button-ghost{background:var(--surface);color:var(--text)}.button.full{width:100%}
.hub-grid{display:grid;grid-template-columns:220px minmax(0,1fr) 260px;gap:28px}.sidebar{padding-top:5px}.side-section{margin-bottom:28px}.side-title{font-size:10px;letter-spacing:.12em;color:var(--muted);font-weight:800;padding:0 10px 9px}.side-link{display:flex;align-items:center;gap:10px;color:var(--muted);text-decoration:none;padding:9px 10px;border-radius:9px;font-size:14px}.side-link:hover,.side-link.active{background:var(--surface);color:var(--text);box-shadow:var(--shadow)}.side-link.active{font-weight:700}.count{margin-left:auto;font-size:11px}.category-dot{width:7px;height:7px;border-radius:50%;background:var(--primary)}
.feed-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:13px}.feed-toolbar h2{margin:0;font-size:18px}.feed-toolbar span{font-size:12px;color:var(--muted)}.feed-toolbar select,.discussion-form select{background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:9px;padding:9px}.discussion-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:19px 20px;margin-bottom:12px;box-shadow:var(--shadow);transition:transform .15s,border-color .15s}.discussion-card:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--primary) 40%,var(--border))}.discussion-top{display:flex;align-items:center;gap:8px;margin-bottom:10px}.type-badge{font-size:10px;text-transform:uppercase;letter-spacing:.07em;font-weight:800;padding:5px 8px;border-radius:999px;background:var(--surface-2);color:var(--muted)}.type-question{color:#5d55d9;background:rgba(109,92,231,.11)}.type-idea{color:#a96d16;background:rgba(217,137,24,.12)}.type-announcement{color:#16805b;background:rgba(24,166,106,.12)}.pinned{font-size:10px;font-weight:800;color:var(--success)}.solution-badge{color:var(--success);font-size:13px;display:inline-flex;align-items:center}.discussion-title{display:block;color:var(--text);font-size:18px;line-height:1.35;font-weight:750;text-decoration:none;margin-bottom:7px}.discussion-title:hover{color:var(--primary)}.discussion-excerpt{color:var(--muted);line-height:1.55;font-size:14px;margin:0 0 16px}.discussion-meta{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:11px}.meta-spacer{flex:1}.right-rail{display:flex;flex-direction:column;gap:14px}.rail-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:17px}.rail-card h3{margin:0 0 13px;font-size:14px}.rail-card a{display:flex;flex-direction:column;padding:9px 0;color:var(--text);text-decoration:none;border-top:1px solid var(--border);gap:2px}.rail-card a:first-of-type{border-top:0}.rail-card a span,.rail-card p{color:var(--muted);font-size:12px;line-height:1.5;margin:0}
.empty-state{text-align:center;background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius);padding:60px 20px}.empty-icon{font-size:30px;font-weight:800;color:var(--primary);margin-bottom:8px}.empty-state h3,.empty-state h1{margin:0 0 8px}.empty-state p{color:var(--muted)}
.discussion-page{max-width:960px;margin:0 auto}.back-link{display:inline-block;color:var(--muted);text-decoration:none;font-size:13px;margin-bottom:18px}.back-link:hover{color:var(--text)}.discussion-main{background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}.discussion-full{padding:32px}.category-label{font-size:12px;color:var(--muted)}.discussion-full h1{font-size:34px;line-height:1.2;letter-spacing:-.035em;margin:8px 0 20px}.author-row{display:flex;align-items:center;gap:12px;padding-bottom:25px;border-bottom:1px solid var(--border)}.author-row div{display:flex;flex-direction:column;gap:3px}.author-row div span{color:var(--muted);font-size:12px}.prose{font-size:16px;line-height:1.8;padding:28px 0}.tag-row{display:flex;flex-wrap:wrap;gap:7px}.tag{background:var(--surface-2);border:1px solid var(--border);border-radius:999px;padding:5px 9px;font-size:11px;color:var(--muted)}.action-bar{display:flex;gap:8px;padding-top:25px;margin-top:25px;border-top:1px solid var(--border)}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;background:var(--surface-2);color:var(--muted);border:1px solid var(--border);border-radius:9px;cursor:pointer;font-size:15px;text-decoration:none}.icon-btn:hover{color:var(--text);border-color:color-mix(in srgb,var(--primary) 40%,var(--border))}.icon-btn.selected{color:var(--primary);border-color:color-mix(in srgb,var(--primary) 50%,var(--border))}.icon-btn.danger:hover{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 45%,var(--border))}
.poll-widget{margin-top:20px;border:1px solid var(--border);border-radius:var(--radius);padding:18px;background:var(--surface-2)}.poll-header{display:flex;align-items:center;gap:8px;margin-bottom:14px;font-size:13px}.poll-header i{color:var(--primary)}.poll-closes{margin-left:auto;font-size:11px;color:var(--muted)}
.poll-options{display:flex;flex-direction:column;gap:12px;margin-bottom:6px}.poll-radio-row{display:flex;align-items:center;gap:10px;font-size:14px;cursor:pointer}.poll-radio-row input[type=radio]{flex:none;width:16px;height:16px;accent-color:var(--primary);cursor:pointer}.poll-radio-check,.poll-radio-spacer{flex:none;width:16px;text-align:center;color:var(--primary)}.poll-radio-text{flex:1}.poll-radio-row.selected .poll-radio-text{font-weight:700}.poll-radio-pct{flex:none;color:var(--muted);font-size:12px}.poll-bar{height:6px;border-radius:999px;background:var(--surface);overflow:hidden;margin:5px 0 0 26px}.poll-bar-fill{display:block;height:100%;width:var(--pct,0%);background:var(--primary);border-radius:999px;transition:width .3s}
.poll-submit{margin-top:14px}.poll-meta{font-size:11px;margin:14px 0 0}
.poll-builder{border:1px dashed var(--border);border-radius:12px;padding:16px;margin:14px 0}.poll-builder-options{display:flex;flex-direction:column;gap:8px;margin-bottom:10px}.poll-add-option{margin-top:2px}
.reply-section{border-top:1px solid var(--border);padding:28px 32px}.section-heading{display:flex;align-items:end;justify-content:space-between;margin-bottom:16px}.section-heading h2{font-size:18px;margin:0}.section-heading span{color:var(--muted);font-size:12px}.comment{display:flex;gap:12px;padding:18px 0;border-bottom:1px solid var(--border)}.comment-content{flex:1}.comment-header{display:flex;align-items:center;gap:7px;margin-bottom:9px;font-size:13px}.comment-header span:last-child{color:var(--muted);font-size:11px}.comment-body{font-size:14px;line-height:1.65}.comment-action{border:0;background:none;color:var(--muted);font-size:11px;padding:12px 8px 0 0;cursor:pointer}
.comment-actions{display:flex;gap:8px;margin-top:10px}.comment-actions form{display:inline}
.comment-edit-form{margin-top:12px;border:1px solid var(--border);border-radius:12px;overflow:hidden;background:var(--surface-2)}.comment-edit-form textarea{display:block;width:100%;min-height:90px;border:0;background:transparent;color:var(--text);resize:vertical;padding:14px;outline:none;font:inherit}.comment-edit-form .composer-actions{padding:0 14px 14px}
.solution{background:rgba(24,166,106,.045);margin:0 -12px;padding-left:12px;padding-right:12px;border-radius:10px}.reply-composer{display:flex;gap:12px;padding-top:22px}.composer-box{flex:1;border:1px solid var(--border);border-radius:12px;overflow:hidden;background:var(--surface-2)}.composer-box textarea{display:block;width:100%;min-height:110px;border:0;background:transparent;color:var(--text);resize:vertical;padding:14px;outline:none;font:inherit}.composer-box .composer-hint{padding:0 14px 12px}.composer-hint{font-size:11px;color:var(--muted);line-height:1.6;margin-top:6px}.composer-hint code{background:var(--surface-2);border-radius:4px;padding:1px 5px;font-size:11px}
.prose blockquote,.comment-body blockquote{border-left:3px solid var(--border);margin:12px 0;padding:2px 0 2px 14px;color:var(--muted)}.prose pre,.comment-body pre{background:var(--surface-2);border:1px solid var(--border);border-radius:9px;padding:12px 14px;overflow-x:auto;margin:12px 0}.prose code,.comment-body code{background:var(--surface-2);border-radius:4px;padding:1px 5px;font-size:.9em}.prose pre code,.comment-body pre code{background:none;padding:0}.prose ul,.prose ol,.comment-body ul,.comment-body ol{margin:10px 0;padding-left:24px}.prose h1,.prose h2,.prose h3,.comment-body h1,.comment-body h2,.comment-body h3{margin:16px 0 8px;line-height:1.3}.prose hr,.comment-body hr{border:0;border-top:1px solid var(--border);margin:16px 0}.prose img,.comment-body img{max-width:100%;border-radius:9px;margin:8px 0}.prose a,.comment-body a{color:var(--primary);text-decoration:underline}.composer-actions{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--border);padding:9px 10px}.composer-actions span{color:var(--muted);font-size:11px}.login-prompt{text-align:center;background:var(--surface-2);border-radius:10px;padding:24px;margin-top:22px}.login-prompt p{color:var(--muted)}
.form-page,.simple-page{max-width:850px;margin:0 auto}.form-header{margin:20px 0 28px}.form-header h1{font-size:34px;letter-spacing:-.035em;margin:0 0 8px}.discussion-form{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px;box-shadow:var(--shadow)}.discussion-form label,.auth-card label{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:700;margin-bottom:19px}.discussion-form input,.discussion-form textarea,.auth-card input,.modal-body input,.modal-body textarea,.modal-body select{border:1px solid var(--border);background:var(--surface-2);color:var(--text);border-radius:9px;padding:11px 12px;font:inherit;outline:none}.discussion-form input:focus,.discussion-form textarea:focus,.auth-card input:focus,.modal-body input:focus,.modal-body textarea:focus,.modal-body select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(109,92,231,.12)}.discussion-form small{color:var(--muted);font-weight:400;font-size:11px}.form-footer{display:flex;justify-content:flex-end;gap:9px;border-top:1px solid var(--border);padding-top:20px;margin-top:8px}
.modal-overlay{position:fixed;inset:0;background:rgba(10,12,18,.55);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}.modal-overlay.open{display:flex}.modal{border:0;border-radius:16px;background:var(--surface);color:var(--text);box-shadow:var(--shadow);width:min(480px,92vw);max-height:85vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.modal-header h3{margin:0;font-size:16px}.modal-body{padding:20px}.modal-action{border-top:1px solid var(--border);padding-top:16px}.modal-body label{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:700;margin-bottom:16px}.btn-group{display:flex;gap:8px;align-items:center}
.auth-page{min-height:70vh;display:grid;place-items:center}.auth-card{width:min(430px,100%);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:16px;padding:30px}.auth-brand{justify-content:center;margin-bottom:30px}.auth-card h1{font-size:28px;margin:0 0 7px}.auth-card>p{color:var(--muted);font-size:14px;margin:0 0 25px}.demo-note{margin-top:20px;background:var(--surface-2);border:1px solid var(--border);padding:12px;border-radius:9px;display:flex;flex-direction:column;gap:4px;font-size:12px}.demo-note span{color:var(--muted)}
.simple-page h1{font-size:34px;margin:4px 0 6px}.notification-list{margin-top:25px}.notification{display:flex;gap:13px;padding:16px;background:var(--surface);border:1px solid var(--border);border-bottom:0;color:var(--text);text-decoration:none}.notification:first-child{border-radius:12px 12px 0 0}.notification:last-child{border-bottom:1px solid var(--border);border-radius:0 0 12px 12px}.notification-icon{font-size:20px}.notification p{margin:3px 0;color:var(--muted);font-size:13px}.notification div span{font-size:11px;color:var(--muted)}.profile-card{display:flex;gap:20px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px;margin-top:22px}.profile-avatar{width:74px;height:74px;font-size:28px}.profile-card h1{margin:0 0 6px}
@media(max-width:1050px){.hub-grid{grid-template-columns:190px minmax(0,1fr)}.right-rail{display:none}}
@media(max-width:720px){.topbar{gap:10px;padding:0 14px}.top-search{display:none}.user-name{display:none}.page{padding:22px 14px 50px}.hero{align-items:flex-start;flex-direction:column;padding-top:10px}.hero h1{font-size:30px}.hub-grid{display:block}.sidebar{display:flex;overflow:auto;margin:0 -14px 18px;padding:0 14px;gap:5px}.side-section{display:flex;margin:0;gap:4px}.side-title{display:none}.side-link{white-space:nowrap}.side-section:nth-child(2) .side-link{display:none}.feed-toolbar select{display:none}.discussion-full,.reply-section{padding:20px}.discussion-full h1{font-size:27px}.discussion-meta{flex-wrap:wrap}.meta-spacer{display:none}.discussion-card{padding:16px}.reply-composer{align-items:flex-start}.reply-composer>.avatar{display:none}.profile-card{align-items:flex-start;flex-direction:column}}

.admin{max-width:1000px;margin:auto}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:20px 0}.admin-nav{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.inline-form{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.inline-form select,.inline-form input,.discussion-form textarea,.discussion-form input,.discussion-form select{max-width:100%;box-sizing:border-box}.inline-form>div{flex:1;min-width:180px}
.admin input:not([type=checkbox]):not([type=hidden]),.admin textarea,.admin select{border:1px solid var(--border);background:var(--surface-2);color:var(--text);border-radius:9px;padding:9px 11px;font:inherit;outline:none}.admin input:not([type=checkbox]):not([type=hidden]):focus,.admin textarea:focus,.admin select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(109,92,231,.12)}
.admin-table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.admin-table th,.admin-table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);font-size:13px}.admin-table th{color:var(--muted);font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:.05em;background:var(--surface-2)}.admin-table tr:last-child td{border-bottom:0}
@media(max-width:800px){.stat-grid{grid-template-columns:repeat(2,1fr)}.top-search{display:none}.top-actions{gap:7px}.user-chip{display:none}}