:root{--bg:#0b0b10;--bg-elevated:#15151d;--border:#26262f;--text:#f2f2f5;--text-dim:#9a9aa5;--purple:#a855f7;--purple-dim:#7c3aed;--danger:#f87171;--success:#4ade80}*{box-sizing:border-box}body,html{padding:0;margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}a{color:inherit}button,input,select,textarea{font:inherit;color:inherit}.brand{font-weight:700;font-size:1.1rem;letter-spacing:.02em;color:var(--purple);text-shadow:0 0 24px rgba(168,85,247,.35)}.site-header{justify-content:space-between;padding:1rem 1.5rem;border-bottom:1px solid var(--border)}.nav,.site-header{display:flex;align-items:center}.nav{gap:1.25rem}.nav a{color:var(--text-dim);text-decoration:none;font-size:.95rem}.nav a.active,.nav a:hover{color:var(--text)}.container{max-width:1100px;margin:0 auto;padding:2rem 1.5rem 4rem}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:14px;padding:1.5rem}.stack{display:flex;flex-direction:column;gap:1rem}label{font-size:.85rem;color:var(--text-dim);display:block;margin-bottom:.35rem}input[type=number],input[type=password],input[type=text],select,textarea{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:.6rem .75rem;color:var(--text)}textarea{resize:vertical;min-height:5rem}.field{margin-bottom:1rem}.row{display:flex;flex-wrap:wrap;gap:1rem}.row>*{flex:1 1 200px;min-width:0}.btn{background:var(--purple-dim);color:#fff;border:none;border-radius:8px;padding:.65rem 1.1rem;font-weight:600;cursor:pointer;transition:background .15s ease}.btn:hover{background:var(--purple)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-secondary:hover{border-color:var(--purple)}.pill{display:inline-flex;align-items:center;gap:.4rem;padding:.25rem .7rem;border-radius:999px;font-size:.8rem;background:hsla(0,0%,100%,.06)}.dot{width:8px;height:8px;border-radius:50%}.dot.online{background:var(--success)}.dot.offline{background:var(--danger)}.error-text{color:var(--danger);font-size:.9rem}.muted{color:var(--text-dim);font-size:.9rem}.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));grid-gap:1rem;gap:1rem;margin-top:1.5rem}.post-thumb{border:1px solid var(--border);border-radius:12px;overflow:hidden;background:var(--bg-elevated)}.post-thumb img{width:100%;aspect-ratio:1;object-fit:cover;display:block}.post-thumb .meta{padding:.6rem .75rem;font-size:.85rem}.chat-layout{display:grid;grid-template-columns:220px minmax(0,1fr) 320px;grid-gap:1.5rem;gap:1.5rem;align-items:start}@media (max-width:900px){.chat-layout{grid-template-columns:1fr}}.chat-list{display:flex;flex-direction:column}.chat-list-item{display:block;padding:.75rem;text-decoration:none;border:1px solid transparent;border-bottom:1px solid var(--border)}.chat-list-item:last-child{border-bottom:none}.chat-list-name{font-size:1.1rem;font-weight:600}.chat-list-item.active,.chat-list-item:hover{background:var(--bg-elevated);border-color:var(--border)}.messages{display:flex;flex-direction:column;gap:.5rem;max-height:55vh;overflow-y:auto;padding:.5rem}.message-bubble{max-width:70%;padding:.5rem .8rem;border-radius:12px;font-size:.9rem;background:var(--bg-elevated);align-self:flex-start}.message-bubble.out{background:var(--purple-dim);align-self:flex-end}.qr-box{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:2rem}.qr-box img{background:#fff;padding:12px;border-radius:12px}.teaser-shell{min-height:100vh;display:flex;background:#000}.teaser-media-area{flex:1 1;min-width:0;align-items:center;justify-content:center;overflow:hidden;padding:2rem 1rem;box-sizing:border-box}.teaser-media-area,.teaser-media-frame{display:flex;position:relative}.teaser-media-frame img,.teaser-media-frame video{max-width:100%;max-height:calc(100vh - 4rem);object-fit:contain;-webkit-user-select:none;-moz-user-select:none;user-select:none;-webkit-user-drag:none}.teaser-brand{position:absolute;top:1.25rem;right:1.5rem}.teaser-video-badge{position:absolute;top:.75rem;right:.75rem;width:2rem;height:2rem;border-radius:50%;background:rgba(0,0,0,.55);border:1px solid hsla(0,0%,100%,.15);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.8rem;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);pointer-events:none}.teaser-note{font-size:.95rem;line-height:1.4;margin:0 0 1.25rem}.teaser-sidebar{width:340px;flex:0 0 auto;background:var(--bg-elevated);border-left:1px solid var(--border);padding:1.5rem;overflow-y:auto;display:flex;flex-direction:column;justify-content:center}@media (max-width:800px){.teaser-media-area,.teaser-shell{flex-direction:column}.teaser-media-area{min-height:60vh}.teaser-brand{position:static;order:-1;align-self:center;margin-bottom:1rem}.teaser-sidebar{width:100%;border-left:none;border-top:1px solid var(--border)}}