:root{--aiidea-orange: #FE904C;--aiidea-yellow: #FFBD1F;--aiidea-turquoise: #14C4ED;--aiidea-turquoise-hover: #0099BF;--aiidea-bg: #E4E9EA;--aiidea-bg-alt: #1AC8DB;--aiidea-pink: #F8C8DC;--aiidea-text: #222222;--aiidea-subtext: #666666;--aiidea-link: #14C4ED;--aiidea-link-hover: #0099BF;--aiidea-surface: #FFFFFF;--aiidea-surface-raised: #F7F8F9;--aiidea-border: #CCCCCC;--aiidea-border-focus: #14C4ED;--aiidea-info-bg: #E4F8FC;--aiidea-info-text: #0099BF;--aiidea-success-bg: #DFF7E2;--aiidea-success-text: #009B6B;--aiidea-warning-bg: #FFF5E1;--aiidea-warning-text: #FFBD1F;--aiidea-error-bg: #FDE2E9;--aiidea-error-text: #FE6380;--aiidea-toggle-on: #14C4ED;--aiidea-toggle-off: #E4E9EA;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0,0,0,.06);--shadow-md: 0 2px 8px rgba(0,0,0,.08);--shadow-lg: 0 4px 16px rgba(0,0,0,.1);--sidebar-width: 260px;--sidebar-bg: #1a1d23;--sidebar-text: #e0e0e0;--sidebar-text-muted: #888;--sidebar-active-bg: rgba(20, 196, 237, .15);--sidebar-active-text: #14C4ED;--sidebar-hover-bg: rgba(255,255,255,.05);--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--transition-fast: .15s ease;--transition-normal: .25s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}.login-screen{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a1d23,#2a2d35,#1a1d23);overflow:hidden}.login-bg-shapes{position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden;pointer-events:none}.login-shape{position:absolute;border-radius:50%;opacity:.08;filter:blur(80px)}.login-shape-1{width:600px;height:600px;background:var(--aiidea-orange);top:-200px;right:-100px;animation:loginFloat 20s ease-in-out infinite}.login-shape-2{width:500px;height:500px;background:var(--aiidea-turquoise);bottom:-150px;left:-100px;animation:loginFloat 25s ease-in-out infinite reverse}.login-shape-3{width:400px;height:400px;background:var(--aiidea-yellow);top:50%;left:50%;transform:translate(-50%,-50%);animation:loginFloat 18s ease-in-out infinite 5s}@keyframes loginFloat{0%,to{transform:translate(0) scale(1)}33%{transform:translate(30px,-40px) scale(1.05)}66%{transform:translate(-20px,20px) scale(.95)}}.login-card{position:relative;z-index:1;width:100%;max-width:420px;padding:var(--space-2xl) var(--space-xl);text-align:center;background:#ffffff0a;border:1px solid rgba(255,255,255,.08);border-radius:24px;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);box-shadow:0 8px 32px #0000004d,0 0 0 1px #ffffff0d inset}.login-logo{margin-bottom:var(--space-lg)}.login-logo img{width:200px;height:auto;border-radius:28px;box-shadow:0 4px 24px #fe904c33,0 0 60px #fe904c14;transition:transform .4s ease}.login-logo img:hover{transform:scale(1.05) rotate(-2deg)}.login-title{font-size:2rem;font-weight:700;color:#fff;letter-spacing:-.02em;margin-bottom:var(--space-xs)}.login-title-accent{background:linear-gradient(135deg,var(--aiidea-orange),var(--aiidea-yellow));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.login-tagline{font-size:var(--text-sm);color:#ffffff80;margin-bottom:var(--space-xl);letter-spacing:.02em}.login-btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);width:100%;padding:14px var(--space-xl);border:none;border-radius:14px;font-family:var(--font-sans);font-size:1rem;font-weight:600;color:#fff;cursor:pointer;background:linear-gradient(135deg,var(--aiidea-orange),#ff7a30);box-shadow:0 4px 16px #fe904c4d,0 0 0 1px #ffffff1a inset;transition:all .25s ease}.login-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px #fe904c66,0 0 0 1px #ffffff26 inset}.login-btn:active{transform:translateY(0)}.login-btn svg{flex-shrink:0}.login-footer{margin-top:var(--space-xl);padding-top:var(--space-lg);border-top:1px solid rgba(255,255,255,.06)}.login-footer p{font-size:var(--text-xs);color:#ffffff4d;margin-bottom:var(--space-sm)}.login-footer-dots{display:flex;justify-content:center;gap:6px}.login-dot{width:6px;height:6px;border-radius:50%;opacity:.6}.login-screen.hidden{display:none}html{font-size:16px;-webkit-font-smoothing:antialiased}body{font-family:var(--font-sans);color:var(--aiidea-text);background:var(--aiidea-bg);line-height:1.5;min-height:100vh}a{color:var(--aiidea-link);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--aiidea-link-hover)}.hub-shell{display:flex;min-height:100vh}.hub-sidebar{width:var(--sidebar-width);background:#fff;border-right:3px solid #FE904C;color:var(--aiidea-text);display:flex;flex-direction:column;flex-shrink:0;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:transform var(--transition-normal)}.sidebar-brand{padding:var(--space-lg) var(--space-lg);display:flex;flex-direction:column;align-items:center;gap:var(--space-xs);border-bottom:1px solid #e5e7eb}.sidebar-logo{width:140px;height:auto;border-radius:12px;transition:transform .3s ease}.sidebar-logo:hover{transform:scale(1.03)}.sidebar-brand svg{width:32px;height:32px;flex-shrink:0}.sidebar-brand-name{font-size:var(--text-xl);font-weight:700;color:#fff;letter-spacing:-.01em}.sidebar-brand-tag{font-size:var(--text-xs);color:#666;margin-top:4px;text-align:center}.sidebar-nav{flex:1;padding:var(--space-md) var(--space-sm);overflow-y:auto}.nav-section-title{font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.08em;color:#999;padding:var(--space-md) var(--space-sm) var(--space-xs)}.nav-item{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);color:#444;font-size:var(--text-sm);cursor:pointer;transition:all var(--transition-fast);text-decoration:none}.nav-item:hover{background:#fe904c14;color:#fe904c}.nav-item.active{background:#fe904c1f;color:#fe904c;font-weight:600}.nav-item svg{width:18px;height:18px;flex-shrink:0;opacity:.7}.nav-item.active svg,.nav-item:hover svg{opacity:1}.sidebar-footer{padding:var(--space-md) var(--space-lg);border-top:1px solid #e5e7eb}.sidebar-user{display:flex;align-items:center;gap:var(--space-sm);font-size:var(--text-sm)}.sidebar-user-avatar{width:28px;height:28px;border-radius:var(--radius-full);background:#fe904c;color:#fff;display:flex;align-items:center;justify-content:center;font-size:var(--text-xs);font-weight:600}.hub-main{flex:1;margin-left:var(--sidebar-width);display:flex;flex-direction:column;min-height:100vh}.hub-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md) var(--space-xl);background:var(--aiidea-surface);border-bottom:1px solid var(--aiidea-border);position:sticky;top:0;z-index:50}.hub-header-title{font-size:var(--text-lg);font-weight:600}.hub-content{flex:1;padding:var(--space-xl);max-width:1200px;width:100%}.btn{display:inline-flex;align-items:center;gap:var(--space-xs);padding:var(--space-sm) var(--space-lg);border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:500;cursor:pointer;border:none;transition:all var(--transition-fast);line-height:1.4}.btn-primary{background:var(--aiidea-orange);color:#fff}.btn-primary:hover{background:var(--aiidea-turquoise-hover)}.btn-secondary{background:var(--aiidea-yellow);color:var(--aiidea-text)}.btn-secondary:hover{filter:brightness(.92)}.btn-tertiary{background:transparent;color:var(--aiidea-turquoise);border:1px solid var(--aiidea-turquoise)}.btn-tertiary:hover{background:#14c4ed14}.btn-sm{padding:var(--space-xs) var(--space-sm);font-size:var(--text-xs)}.btn-lg{padding:var(--space-md) var(--space-xl);font-size:var(--text-base)}.btn:disabled{opacity:.5;cursor:not-allowed}.card{background:var(--aiidea-surface);border:1px solid var(--aiidea-border);border-radius:var(--radius-lg);padding:var(--space-lg);box-shadow:var(--shadow-sm)}.card-header{font-size:var(--text-base);font-weight:600;margin-bottom:var(--space-md)}.form-group{margin-bottom:var(--space-lg)}.form-label{display:block;font-size:var(--text-sm);font-weight:500;color:var(--aiidea-text);margin-bottom:var(--space-xs)}.form-input,.form-select,.form-textarea{width:100%;padding:var(--space-sm) var(--space-md);border:1px solid var(--aiidea-border);border-radius:var(--radius-md);font-size:var(--text-sm);font-family:var(--font-sans);color:var(--aiidea-text);background:var(--aiidea-surface);transition:border-color var(--transition-fast)}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--aiidea-border-focus);box-shadow:0 0 0 3px #14c4ed26}.form-textarea{resize:vertical;min-height:80px}.alert{padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);font-size:var(--text-sm);margin-bottom:var(--space-md)}.alert-info{background:var(--aiidea-info-bg);color:var(--aiidea-info-text)}.alert-success{background:var(--aiidea-success-bg);color:var(--aiidea-success-text)}.alert-warning{background:var(--aiidea-warning-bg);color:var(--aiidea-warning-text)}.alert-error{background:var(--aiidea-error-bg);color:var(--aiidea-error-text)}.progress-bar{width:100%;height:6px;background:var(--aiidea-bg);border-radius:var(--radius-full);overflow:hidden}.progress-bar-fill{height:100%;border-radius:var(--radius-full);background:linear-gradient(90deg,var(--aiidea-turquoise),var(--aiidea-orange));transition:width var(--transition-normal)}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:600}.badge-orange{background:#fe904c26;color:var(--aiidea-orange)}.badge-turquoise{background:#14c4ed26;color:var(--aiidea-turquoise)}.badge-success{background:var(--aiidea-success-bg);color:var(--aiidea-success-text)}.badge-warning{background:var(--aiidea-warning-bg);color:#b8860b}.chat-container{display:flex;flex-direction:column;height:calc(100vh - 65px);max-width:900px;margin:0 auto;padding:0}.chat-messages{flex:1;overflow-y:auto;padding:var(--space-lg) var(--space-md);display:flex;flex-direction:column;gap:var(--space-md)}.chat-message{display:flex;gap:var(--space-sm);max-width:85%;animation:fadeIn var(--transition-normal)}.chat-message-user{align-self:flex-end;flex-direction:row-reverse}.chat-message-assistant{align-self:flex-start}.chat-avatar{width:32px;height:32px;border-radius:var(--radius-full);flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:var(--text-xs);font-weight:600}.chat-avatar-user{background:var(--aiidea-orange);color:#fff}.chat-avatar-ai{background:linear-gradient(135deg,var(--aiidea-turquoise),var(--aiidea-turquoise-hover));color:#fff}.chat-bubble{padding:var(--space-sm) var(--space-md);border-radius:var(--radius-lg);font-size:var(--text-sm);line-height:1.6;word-break:break-word}.chat-bubble-user{background:var(--aiidea-orange);color:#fff;border-bottom-right-radius:var(--radius-sm)}.chat-bubble-ai{background:var(--aiidea-surface);border:1px solid var(--aiidea-border);border-bottom-left-radius:var(--radius-sm)}.chat-input-area{padding:var(--space-md);border-top:1px solid var(--aiidea-border);background:var(--aiidea-surface)}.chat-input-row{display:flex;gap:var(--space-sm);align-items:flex-end;max-width:900px;margin:0 auto}.chat-input-row textarea{flex:1;resize:none;border:1px solid var(--aiidea-border);border-radius:var(--radius-lg);padding:var(--space-sm) var(--space-md);font-size:var(--text-sm);font-family:var(--font-sans);min-height:44px;max-height:200px;line-height:1.5}.chat-input-row textarea:focus{outline:none;border-color:var(--aiidea-border-focus);box-shadow:0 0 0 3px #14c4ed26}.chat-send-btn{width:44px;height:44px;border-radius:var(--radius-full);background:var(--aiidea-orange);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background var(--transition-fast);flex-shrink:0}.chat-send-btn:hover{background:var(--aiidea-turquoise-hover)}.chat-send-btn:disabled{opacity:.4;cursor:not-allowed}.chat-progress{padding:var(--space-sm) var(--space-md);background:var(--aiidea-info-bg);color:var(--aiidea-info-text);font-size:var(--text-xs);border-radius:var(--radius-md);display:flex;align-items:center;gap:var(--space-sm)}.file-drop-zone{border:2px dashed var(--aiidea-border);border-radius:var(--radius-lg);padding:var(--space-2xl);text-align:center;transition:all var(--transition-fast);cursor:pointer}.file-drop-zone:hover,.file-drop-zone.dragover{border-color:var(--aiidea-turquoise);background:#14c4ed0a}.file-drop-zone svg{width:48px;height:48px;color:var(--aiidea-subtext);margin-bottom:var(--space-sm)}.file-drop-zone p{color:var(--aiidea-subtext);font-size:var(--text-sm)}.status-table{width:100%;border-collapse:collapse;font-size:var(--text-sm)}.status-table th{text-align:left;padding:var(--space-sm) var(--space-md);background:var(--aiidea-surface-raised);font-weight:600;border-bottom:2px solid var(--aiidea-border)}.status-table td{padding:var(--space-sm) var(--space-md);border-bottom:1px solid var(--aiidea-bg)}.status-table tr:hover td{background:#14c4ed08}.spinner{display:inline-block;width:16px;height:16px;border:2px solid var(--aiidea-border);border-top-color:var(--aiidea-turquoise);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.hub-sidebar{transform:translate(-100%)}.hub-sidebar.open{transform:translate(0)}.hub-main{margin-left:0}}