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.15s;display:flex}.model-dropdown:hover{background:var(--bg-tertiary)}.model-dropdown-name{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.model-icon{border-radius:4px;width:20px;height:20px}.model-dropdown svg,.model-icon{flex-shrink:0}.model-picker{background:var(--bg-secondary);border:1px solid var(--border-color);min-width:240px;max-width:min(320px,100vw - 24px);max-height:min(70vh,460px);box-shadow:var(--shadow-lg);z-index:100;border-radius:12px;margin-top:4px;padding:8px;position:absolute;top:100%;left:50%;overflow-y:auto;transform:translate(-50%)}.model-picker-group{padding:4px 0}.model-picker-group+.model-picker-group{border-top:1px solid var(--border-color);margin-top:4px;padding-top:8px}.model-picker-provider{color:var(--text-muted);text-transform:uppercase;letter-spacing:.3px;cursor:pointer;border-radius:6px;align-items:center;gap:8px;padding:6px 10px;font-size:12px;font-weight:600;transition:background .15s;display:flex}.model-picker-provider:hover{background:var(--bg-hover)}.model-picker-item{width:100%;color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:space-between;align-items:center;padding:8px 10px;font-size:13px;transition:background .15s;display:flex}.model-picker-item.active,.model-picker-item:hover{background:var(--bg-tertiary);color:var(--text-primary)}.model-picker-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.model-picker-meta{flex-shrink:0;align-items:center;gap:6px;display:flex}.model-multiplier{font-variant-numeric:tabular-nums;color:var(--text-muted);font-size:11px}.model-badge{background:var(--accent);color:#fff;border-radius:4px;padding:2px 6px;font-size:10px;font-weight:500}.chat-page{flex-direction:column;min-width:0}.chat-main,.chat-page{flex:1;display:flex;overflow:hidden}.chat-main{flex-direction:column;position:relative}.chat-loading,.chat-not-found{flex-direction:column;flex:1;justify-content:center;align-items:center;gap:16px;padding:40px 20px;display:flex}.chat-not-found-text{color:var(--text-muted);text-align:center;margin:0;font-size:15px}.chat-not-found-btn{border:1px solid var(--border-color);background:var(--bg-tertiary);color:var(--text-primary);cursor:pointer;border-radius:8px;padding:10px 20px;font-size:13px;transition:background .15s}.chat-not-found-btn:hover{background:var(--bg-hover)}.spinner{border:10px solid var(--border-color);border-top-color:var(--accent);border-radius:50%;width:10vh;height:10vh;animation:1s linear infinite spin}.welcome{flex-direction:column;flex:1;gap:16px;padding:40px 20px}.welcome,.welcome-icon{justify-content:center;align-items:center;display:flex}.welcome-icon{background:var(--bg-secondary);border-radius:50%;width:72px;height:72px}.welcome-title{color:var(--text-primary);font-size:24px;font-weight:600}.welcome-sub{color:var(--text-muted);text-align:center;max-width:400px;font-size:14px}