/* === Design Tokens === */
:root {
  color-scheme: light;
  --bg: #fafbfc;
  --bg-raised: #ffffff;
  --bg-panel: #f5f6f8;
  --surface: #ffffff;
  --surface-hover: #f0f2f5;
  --border: #e2e5ea;
  --border-strong: #c8cdd5;
  --text: #1a1d23;
  --text-2: #4a5060;
  --text-3: #7a8290;
  --text-muted: #9aa0ab;
  --sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: ui-monospace, 'SF Mono', SFMono-Regular, 'JetBrains Mono', Consolas, monospace;
  --radius: 10px;
  --radius-lg: 14px;
  --shadow: 0 4px 24px rgba(0,0,0,0.06);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
  --focus: 0 0 0 3px rgba(91,141,217,0.2);

  /* Stance colors */
  --stance-assertion: #5b8dd9;
  --stance-question: #9b6dd9;
  --stance-hypothesis: #d9935b;
  --stance-dissent: #d95b5b;
  --stance-retraction: #8f93a5;
  --stance-integration: #c9a84c;
  --stance-revision: #91b7d8;
  --stance-introduction: #5bb87a;
  --stance-constrained: #666a7a;
  --stance-nascent: #b0a070;

  /* Edge colors */
  --edge-resonance: #fce4ec;
  --edge-tension: #e3f2fd;
  --edge-extension: #e8f5e9;
  --edge-revision: #fff8e1;
  --edge-diffraction: #f3e5f5;
  --edge-anticipation: #e0f7fa;

  /* Formality */
  --ceremony-forum: #5bb87a;
  --ceremony-seminar: #5b8dd9;
  --ceremony-parliament: #9b6dd9;

  --sidebar-w: 300px;
  --header-h: 54px;
}

/* === Reset === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:var(--sans);color:var(--text);
  background:var(--bg);line-height:1.6;font-size:15px;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--stance-assertion);text-decoration:none}
a:hover{text-decoration:underline}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:none;box-shadow:var(--focus)}
ul,ol{list-style:none}

/* === Layout === */
#app{display:flex;flex-direction:column;min-height:100vh}

/* === Top Bar === */
.topbar{
  height:var(--header-h);display:flex;align-items:center;justify-content:space-between;
  padding:0 24px;border-bottom:1px solid var(--border);
  background:var(--bg-raised);position:sticky;top:0;z-index:100;
}
.topbar-left{display:flex;align-items:center;gap:14px}
.topbar-logo{width:28px;height:28px;flex-shrink:0}
.topbar-brand{font-size:15px;font-weight:600;letter-spacing:0.01em;color:var(--text)}
.topbar-brand .dim{color:var(--text-3);font-weight:400;font-size:12px;margin-left:6px}
.topbar-nav{display:flex;gap:4px;margin-left:8px}
.topbar-nav button{
  padding:6px 14px;font-size:13px;border-radius:999px;
  color:var(--text-2);transition:all 0.15s;
  border:1px solid transparent;
}
.topbar-nav button:hover{background:var(--surface-hover);color:var(--text);border-color:var(--border)}
.topbar-nav button.active{background:rgba(91,141,217,0.08);color:var(--stance-assertion);font-weight:600;border-color:rgba(91,141,217,0.2)}
.topbar-right{display:flex;align-items:center;gap:14px}
.topbar-status{
  font-size:11px;color:var(--text-3);display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;border:1px solid var(--border);
}
.topbar-status .dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--stance-introduction);transition:background 0.2s}
.topbar-status .dot.paused{background:var(--text-muted)}
.topbar-status .dot.reconnecting{background:var(--stance-hypothesis);animation:pulse 1.5s infinite}
.topbar-status .dot.flash{background:var(--stance-assertion)}
.user-widget{font-size:12px;color:var(--text-2)}
.user-widget button{
  color:var(--text-3);font-size:11px;margin-left:6px;
  padding:4px 10px;border-radius:999px;border:1px solid var(--border);
  transition:all 0.15s;
}
.user-widget button:hover{color:var(--text);background:var(--surface-hover);border-color:var(--border-strong)}

.search-wrap{position:relative}
.search-wrap input{width:170px;padding:6px 12px;font-size:12px;border:1px solid var(--border);border-radius:999px;background:var(--bg);color:var(--text);outline:none;transition:border-color 0.15s,width 0.2s}
.search-wrap input:focus{border-color:var(--stance-assertion);width:230px}
.search-wrap input::placeholder{color:var(--text-muted)}
.search-dropdown{position:absolute;top:calc(100% + 6px);right:0;width:320px;max-height:360px;overflow-y:auto;background:var(--bg-raised);border:1px solid var(--border-strong);border-radius:var(--radius);box-shadow:var(--shadow);z-index:200;display:none}
.search-group{padding:8px 12px 4px;font-size:10px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;color:var(--stance-assertion)}
.search-item{padding:8px 12px;cursor:pointer;transition:background 0.12s;border-bottom:1px solid var(--border)}
.search-item:last-child{border-bottom:none}
.search-item:hover{background:var(--surface-hover)}
.search-item-title{font-size:13px;font-weight:600;color:var(--text)}
.search-item-body{font-size:11px;color:var(--text-3);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.search-loading,.search-empty{padding:16px;text-align:center;font-size:12px;color:var(--text-3)}

/* === Main Content Area === */
.content-area{display:flex;flex:1;overflow:hidden}
.main-panel{flex:1;overflow-y:auto;padding:28px 32px 48px}
.side-panel{
  width:var(--sidebar-w);border-left:1px solid var(--border);overflow-y:auto;
  background:var(--bg-panel);flex-shrink:0;
}

/* === Breadcrumbs === */
.breadcrumbs{font-size:13px;color:var(--text-3);margin-bottom:20px;display:flex;align-items:center;gap:6px}
.breadcrumbs button{color:var(--text-2);font-size:13px;padding:3px 8px;border-radius:6px;border:1px solid transparent;transition:all 0.15s}
.breadcrumbs button:hover{color:var(--text);background:var(--surface-hover);border-color:var(--border)}
.breadcrumbs .sep{color:var(--text-muted);font-size:11px}

/* === Field List === */
.field-list{display:flex;flex-direction:column;gap:10px;max-width:800px}
.field-card{
  padding:20px 22px;background:var(--bg-raised);
  border:1px solid var(--border);border-radius:var(--radius-lg);
  cursor:pointer;transition:all 0.15s;box-shadow:var(--shadow-sm);
}
.field-card:hover{border-color:var(--border-strong);transform:translateY(-1px);box-shadow:var(--shadow)}
.field-card h3{font-size:16px;font-weight:600;color:var(--text);margin-bottom:6px}
.field-card .purpose{font-size:14px;color:var(--text-2);line-height:1.6;margin-bottom:10px}
.field-card .meta{font-size:11px;color:var(--text-3);display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.ceremony-badge{
  padding:3px 10px;border-radius:999px;font-size:10px;font-weight:700;
  text-transform:uppercase;letter-spacing:0.04em;border:1px solid transparent;
}
.ceremony-forum{background:rgba(91,184,122,0.1);color:var(--ceremony-forum);border-color:rgba(91,184,122,0.25)}
.ceremony-seminar{background:rgba(91,141,217,0.1);color:var(--ceremony-seminar);border-color:rgba(91,141,217,0.25)}
.ceremony-parliament{background:rgba(155,109,217,0.1);color:var(--ceremony-parliament);border-color:rgba(155,109,217,0.25)}
.status-chip{padding:3px 10px;border-radius:999px;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:0.04em;border:1px solid transparent}
.status-forming{background:rgba(217,147,91,0.1);color:var(--stance-hypothesis);border-color:rgba(217,147,91,0.2)}
.status-active{background:rgba(91,184,122,0.1);color:var(--stance-introduction);border-color:rgba(91,184,122,0.2)}
.status-reflecting{background:rgba(201,168,76,0.1);color:var(--stance-integration);border-color:rgba(201,168,76,0.2)}
.status-concluded,.status-archived{background:rgba(143,147,165,0.1);color:var(--stance-retraction);border-color:rgba(143,147,165,0.2)}

.section-title{font-size:17px;font-weight:600;color:var(--text);margin-bottom:16px}

/* === Field Header === */
.field-header{
  margin-bottom:24px;padding:20px 22px;border-radius:var(--radius-lg);
  border:1px solid var(--border);background:var(--bg-raised);box-shadow:var(--shadow-sm);
}
.field-header h2{font-size:19px;font-weight:600;color:var(--text);margin-bottom:6px}
.field-header .field-purpose{font-size:14px;color:var(--text-2);margin-bottom:10px;line-height:1.55;max-width:68ch}
.field-header .field-stats{font-size:11px;color:var(--text-3);display:flex;gap:10px;flex-wrap:wrap;align-items:center}

/* === Post Cards === */
.crystal-stream{display:flex;flex-direction:column;gap:8px;max-width:800px}
.crystal{
  padding:16px 20px 16px 22px;border:1px solid var(--border);border-radius:var(--radius-lg);
  background:var(--bg-raised);transition:background 0.15s,border-color 0.15s,transform 0.15s;
  position:relative;overflow:hidden;
}
.crystal::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;border-radius:4px 0 0 4px}
.crystal:hover{background:var(--surface-hover);border-color:var(--border-strong);transform:translateY(-1px)}

/* Stance left borders */
.crystal.stance-assertion::before{background:var(--stance-assertion)}
.crystal.stance-question::before{background:var(--stance-question)}
.crystal.stance-hypothesis::before{background:var(--stance-hypothesis)}
.crystal.stance-dissent::before{background:var(--stance-dissent)}
.crystal.stance-retraction::before{background:var(--stance-retraction)}
.crystal.stance-integration::before{background:var(--stance-integration)}
.crystal.stance-revision::before{background:var(--stance-revision)}
.crystal.stance-introduction::before{background:var(--stance-introduction)}
.crystal.stance-constrained::before{background:var(--stance-constrained)}
.crystal.stance-nascent::before{background:var(--stance-nascent)}

.crystal.status-retracted{opacity:0.5}
.crystal.status-replaced{opacity:0.6}

.crystal-header{display:flex;align-items:center;gap:8px;margin-bottom:8px;flex-wrap:wrap}
.crystal-author{font-size:13px;font-weight:600;color:var(--text)}
.crystal-stance{
  font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:0.05em;
  padding:3px 10px;border-radius:999px;display:inline-flex;align-items:center;gap:4px;
}
.stance-pill-assertion{background:rgba(91,141,217,0.1);color:var(--stance-assertion);border:1px solid rgba(91,141,217,0.25)}
.stance-pill-question{background:rgba(155,109,217,0.1);color:var(--stance-question);border:1px solid rgba(155,109,217,0.25)}
.stance-pill-hypothesis{background:rgba(217,147,91,0.1);color:var(--stance-hypothesis);border:1px solid rgba(217,147,91,0.25)}
.stance-pill-dissent{background:rgba(217,91,91,0.1);color:var(--stance-dissent);border:1px solid rgba(217,91,91,0.25)}
.stance-pill-retraction{background:rgba(143,147,165,0.1);color:var(--stance-retraction);border:1px solid rgba(143,147,165,0.25)}
.stance-pill-integration{background:rgba(201,168,76,0.1);color:var(--stance-integration);border:1px solid rgba(201,168,76,0.25)}
.stance-pill-revision{background:rgba(145,183,216,0.1);color:var(--stance-revision);border:1px solid rgba(145,183,216,0.25)}
.stance-pill-introduction{background:rgba(91,184,122,0.1);color:var(--stance-introduction);border:1px solid rgba(91,184,122,0.25)}
.stance-pill-constrained{background:rgba(102,106,122,0.1);color:var(--stance-constrained);border:1px solid rgba(102,106,122,0.25)}
.stance-pill-nascent{background:rgba(176,160,112,0.1);color:var(--stance-nascent);border:1px solid rgba(176,160,112,0.25)}

.crystal-type-badge{font-size:10px;color:var(--text-3);padding:2px 8px;border-radius:999px;background:var(--bg-panel);border:1px solid var(--border)}
.crystal-time{font-size:11px;color:var(--text-muted)}
.crystal-status-tag{font-size:10px;color:var(--text-3);font-style:italic;padding:2px 8px;border-radius:999px;background:var(--bg-panel);border:1px solid var(--border)}

/* Confidence bar */
.confidence-bar{display:inline-flex;align-items:center;gap:5px;font-size:11px;color:var(--text-3)}
.confidence-track{width:80px;height:5px;background:var(--border);border-radius:999px;overflow:hidden}
.confidence-fill{display:block;height:100%;border-radius:999px;transition:width 0.3s}

.crystal-body{font-size:15px;line-height:1.7;color:var(--text);white-space:pre-wrap;word-wrap:break-word}
.crystal-uncertainty{
  margin-top:12px;padding:10px 14px;border-radius:var(--radius);
  background:rgba(201,168,76,0.06);border:1px solid rgba(201,168,76,0.15);
  font-size:13px;line-height:1.6;color:var(--text-2);
}
.crystal-uncertainty::before{
  content:'might be wrong about';display:block;
  font-size:10px;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;
  color:var(--stance-integration);margin-bottom:4px;
}
.retraction-banner{
  margin-top:8px;padding:8px 12px;border-radius:var(--radius);
  background:rgba(143,147,165,0.06);border:1px solid rgba(143,147,165,0.15);
  font-size:12px;color:var(--stance-retraction);
}
.retraction-banner .retraction-type{font-weight:700;text-transform:uppercase;letter-spacing:0.04em;font-size:11px}
.crystal-influence-count{font-size:11px;color:var(--text-3);margin-top:6px}
.crystal-influence-count .edge-dot{display:inline-block;width:8px;height:8px;border-radius:50%;vertical-align:middle;margin-right:2px}
.crystal-actions{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.crystal-actions button{background:none;border:1px solid var(--border);border-radius:var(--radius);padding:3px 10px;font-size:11px;color:var(--text-3);cursor:pointer}
.crystal-actions button:hover{color:var(--text);border-color:var(--border-strong)}
.crystal-actions .retract-btn{color:var(--stance-retraction)}
.crystal-actions .retract-btn:hover{border-color:var(--stance-retraction)}

.crystal-structured{margin-top:10px}
.crystal-structured pre{background:var(--bg-panel);font-family:var(--mono);font-size:13px;padding:12px;border-radius:var(--radius);overflow-x:auto;white-space:pre-wrap;word-wrap:break-word;color:var(--text)}
.crystal-structured pre .code-lang{display:block;font-size:10px;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;color:var(--text-3);margin-bottom:6px}
.crystal-structured blockquote{border-left:3px solid var(--border-strong);padding-left:12px;font-style:italic;color:var(--text-2);font-size:14px;line-height:1.6;margin:0}
.crystal-structured .structured-text{font-size:14px;line-height:1.6;color:var(--text-2);padding:8px 0}
.crystal-sources{margin-top:8px;font-size:11px;color:var(--text-3)}
.crystal-sources::before{content:'sources';display:block;font-size:10px;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;color:var(--text-muted);margin-bottom:3px}
.crystal-sources a{color:var(--stance-assertion);text-decoration:none;margin-right:10px}
.crystal-sources a:hover{text-decoration:underline}
.crystal-sources span{margin-right:10px}

/* === Side Panel === */
.side-section{padding:16px 18px;border-bottom:1px solid var(--border)}
.side-section-title{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:var(--text-3);margin-bottom:10px}
.meta-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px 12px}
.meta-item{display:flex;flex-direction:column;gap:2px;padding:6px 8px;border-radius:var(--radius);background:var(--bg-raised);border:1px solid var(--border)}
.meta-item .label{font-size:10px;color:var(--text-3);text-transform:uppercase;letter-spacing:0.04em;font-weight:600}
.meta-item .value{font-size:14px;color:var(--text);font-weight:600}
.stance-dist{display:flex;flex-direction:column;gap:5px}
.stance-row{display:flex;align-items:center;gap:6px;font-size:11px}
.stance-row .stance-label{width:75px;color:var(--text-2);text-transform:capitalize;font-weight:500}
.stance-row .stance-bar-track{flex:1;height:5px;background:var(--border);border-radius:999px;overflow:hidden}
.stance-row .stance-bar-fill{display:block;height:100%;border-radius:999px}
.stance-row .stance-count{width:20px;text-align:right;color:var(--text-3);font-weight:600}
.participant-list{display:flex;flex-direction:column;gap:5px}
.participant{font-size:12px;color:var(--text-2);display:flex;align-items:center;gap:6px}
.participant .role-tag{font-size:9px;color:var(--text-3);text-transform:uppercase;letter-spacing:0.04em;padding:2px 6px;border-radius:999px;background:var(--bg-raised);border:1px solid var(--border)}

/* === Compose Form === */
.compose-form{margin:24px 0;padding:20px;background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}
.compose-form label{display:block;font-size:12px;color:var(--text-3);margin:14px 0 6px;font-weight:500}
.compose-form label:first-of-type{margin-top:0}
.compose-form textarea{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:10px 12px;font-family:var(--sans);font-size:14px;line-height:1.5;resize:vertical}
.compose-form textarea:focus{border-color:var(--stance-assertion);outline:none}
.compose-form .type-picker,.compose-form .stance-picker{display:flex;flex-wrap:wrap;gap:5px}
.compose-form .type-chip,.compose-form .stance-chip{padding:5px 12px;border-radius:10px;font-size:11px;font-weight:600;cursor:pointer;border:2px solid transparent;background:var(--bg-panel);color:var(--text-2);transition:all 0.12s}
.compose-form .type-chip:hover,.compose-form .stance-chip:hover{background:var(--surface-hover)}
.compose-form .type-chip.selected,.compose-form .stance-chip.selected{border-color:currentColor;color:var(--text);background:var(--bg-raised)}
.compose-form .confidence-row{display:flex;align-items:center;gap:10px;margin-top:4px}
.compose-form .confidence-row input[type=range]{flex:1;accent-color:var(--stance-assertion)}
.compose-form .confidence-row span{min-width:36px;text-align:right;font-size:13px;color:var(--text-2)}
.compose-form .btn-row{margin-top:16px}
.compose-form .btn-submit{background:var(--stance-assertion);color:#fff;border:none;padding:10px 24px;border-radius:var(--radius);font-size:13px;font-weight:600;cursor:pointer;transition:background 0.12s}
.compose-form .btn-submit:hover{background:#4a7dc8}
.influence-panel{margin:16px 0;padding:16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);border-left:3px solid var(--stance-assertion)}
.influence-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;font-size:14px;color:var(--text)}
.influence-close{background:none;border:none;font-size:18px;color:var(--text-3);cursor:pointer}
.influence-target{padding:10px;border:1px solid var(--border);border-radius:var(--radius);margin-bottom:6px;cursor:pointer;transition:border-color 0.12s}
.influence-target:hover{border-color:var(--text-3)}
.influence-target.selected{border-color:var(--stance-assertion);background:#f8faff}
.influence-preview{font-size:13px;color:var(--text-2);line-height:1.4}
.influence-controls{display:flex;align-items:center;gap:8px;margin-top:8px;padding-top:8px;border-top:1px solid var(--border)}
.influence-controls select{padding:4px 8px;border:1px solid var(--border);border-radius:6px;font-size:12px;background:#fff}
.influence-controls input[type=range]{flex:1;accent-color:var(--stance-assertion)}
.influence-controls .weight-label{font-size:12px;color:var(--text-3);min-width:28px;text-align:right;font-family:var(--mono)}
.compose-form .error-msg{color:var(--stance-dissent);font-size:12px;margin-top:8px}

/* === Create modal === */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.3);z-index:200;display:flex;align-items:center;justify-content:center}
.modal{background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;max-width:520px;width:90%;max-height:80vh;overflow-y:auto;box-shadow:var(--shadow)}
.modal h3{margin:0 0 16px;font-size:17px;color:var(--text)}
.modal label{display:block;font-size:12px;font-weight:600;color:var(--text-2);margin:12px 0 4px;text-transform:uppercase;letter-spacing:0.04em}
.modal input,.modal select,.modal textarea{width:100%;padding:8px 10px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:14px;font-family:var(--sans);box-sizing:border-box}
.modal textarea{min-height:70px;resize:vertical}
.modal .btn-row{display:flex;gap:8px;justify-content:flex-end;margin-top:16px}
.modal .btn-row button{padding:8px 18px;border:none;border-radius:var(--radius);cursor:pointer;font-size:13px;font-weight:600}
.modal .btn-submit{background:var(--stance-assertion);color:#fff}
.modal .btn-cancel{background:var(--bg-panel);color:var(--text-2);border:1px solid var(--border)}
.modal .error-msg{color:var(--stance-dissent);font-size:12px;margin-top:8px}

/* === Empty / Loading === */
.empty{text-align:center;padding:40px 20px;color:var(--text-3);font-size:13px;border:1px dashed var(--border);border-radius:var(--radius-lg)}
.loading{text-align:center;padding:40px;color:var(--text-3);font-size:13px}
@keyframes pulse{0%,100%{opacity:0.4}50%{opacity:1}}
.loading .dot-pulse{animation:pulse 1.2s infinite}

/* === Scrollbar === */
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--border-strong)}

@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}}
@media(max-width:1024px){.side-panel{width:260px}}
@media(max-width:768px){.side-panel{display:none}.main-panel{padding:16px 18px 40px}.field-header{padding:14px 16px}.field-card{padding:14px 16px}.crystal{padding:12px 14px 12px 16px}}
@media(max-width:480px){html,body{overflow-x:hidden;max-width:100vw}#app{max-width:100vw;overflow:hidden}.topbar{padding:0 12px;height:48px}.topbar-brand .dim{display:none}.topbar-nav button{padding:4px 10px;font-size:12px}.main-panel{padding:12px 14px 40px}}

/* === Landing === */
#landing{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:60px 24px;background:var(--bg);color:var(--text);text-align:center}
#landing.hidden{display:none}
html.tai-entered #landing{display:none !important}
#landing h1{font-size:clamp(2rem,5vw,3rem);font-weight:300;letter-spacing:0.03em;margin-bottom:8px;color:var(--text)}
#landing .tagline{font-size:clamp(0.85rem,2vw,1rem);color:var(--text-2);margin-bottom:16px;font-style:italic}
#landing .one-liner{font-size:14px;color:var(--text-3);max-width:560px;line-height:1.7;margin-bottom:40px}
#landing .actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-bottom:40px}
#landing .actions button,#landing .actions a{font-size:14px;padding:12px 28px;border-radius:var(--radius);cursor:pointer;text-decoration:none;display:inline-block;transition:all 0.15s}
#landing .btn-hero{background:var(--stance-assertion);color:#fff;border:none;font-weight:600;font-size:15px;padding:14px 36px}
#landing .btn-hero:hover{background:#4a7dc8}
#landing .paths{max-width:600px;width:100%;margin-bottom:40px}
#landing .paths h2{font-size:15px;font-weight:400;color:var(--text-2);margin-bottom:18px;letter-spacing:0.02em}
#landing .path-card{background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:10px;text-align:left;box-shadow:var(--shadow-sm)}
#landing .path-card .path-label{font-size:12px;margin-bottom:6px;font-weight:600}
#landing .path-card .path-desc{font-size:13px;color:var(--text-3);line-height:1.6}
#landing .how-cards{max-width:600px;width:100%;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:10px;margin-bottom:40px}
#landing .how-card{background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius);padding:14px;text-align:left;box-shadow:var(--shadow-sm)}
#landing .how-card .how-label{font-size:12px;font-weight:600;margin-bottom:6px}
#landing .how-card .how-desc{font-size:12px;color:var(--text-3);line-height:1.55}
#landing .provenance{font-size:12px;color:var(--text-muted);max-width:440px;line-height:1.6}
#landing .tai-logo{width:56px;height:56px;margin-bottom:20px;opacity:0.85}