:root{--alma-bg:#f8f7f4;--alma-bg-alt:#f2f0ec;--alma-surface:#f8f7f4;--alma-surface-solid:#f8f7f4;--alma-surface-hover:#f3f2ef;--alma-glass:#f8f7f4;--alma-glass-strong:#f8f7f4;--alma-glass-border:#00000014;--alma-glass-border-subtle:#0000000f;--alma-text:#1c1917;--alma-text-secondary:#78716c;--alma-text-tertiary:#a8a29e;--alma-border:#00000014;--alma-border-subtle:#0000000d;--alma-accent:#1c1917;--alma-accent-soft:#1c19170f;--sidebar-width:280px;--chat-max-width:740px;--input-max-width:680px;--font-sans:"DM Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--radius-xs:8px;--radius-sm:12px;--radius-md:16px;--radius-lg:22px;--radius-xl:28px;--radius-full:9999px;--shadow-xs:0 1px 2px #00000008;--shadow-sm:0 2px 8px #00000008;--shadow-md:0 4px 16px #0000000a;--shadow-lg:0 8px 32px #0000000f;--ease-out:cubic-bezier(.16,1,.3,1);--ease-spring:cubic-bezier(.34,1.56,.64,1);--duration-fast:.15s;--duration-base:.25s;--duration-slow:.4s}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{overscroll-behavior:none;height:100dvh}body{height:100dvh;font-family:var(--font-sans);color:var(--alma-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior:none;background:linear-gradient(145deg,#f8f7f4 0%,#f2efe9 40%,#f5f3f0 100%);line-height:1.5;overflow:hidden}img,picture,video,canvas,svg{max-width:100%;display:block}input,button,textarea,select{font:inherit;color:inherit}button{cursor:pointer;background:0 0;border:none}a{color:inherit;text-decoration:none}.app-shell{width:100vw;height:100%;display:flex;position:relative}.app-shell:before,.app-shell:after{content:"";pointer-events:none;z-index:0;border-radius:50%;position:fixed}.app-shell:before{background:radial-gradient(circle,#c8a0820f 0%,#0000 65%);width:700px;height:700px;top:-15%;left:-5%}.app-shell:after{background:radial-gradient(circle,#82a0c80a 0%,#0000 65%);width:600px;height:600px;bottom:-20%;right:-8%}.chat-sidebar{width:var(--sidebar-width);-webkit-backdrop-filter:none;height:100%;transition:transform var(--duration-slow)var(--ease-out),opacity var(--duration-base)ease;z-index:30;background:#f8f7f4;border-right:1px solid #00000012;flex-direction:column;flex-shrink:0;padding:16px 12px;display:flex;position:relative}.chat-sidebar.collapsed{transform:translateX(calc(-1*var(--sidebar-width)));opacity:0;pointer-events:none;position:absolute;top:0;left:0}.sidebar-header{justify-content:space-between;align-items:center;padding:4px 4px 16px;display:flex}.sidebar-brand{align-items:center;gap:10px;display:flex}.alma-mark{background:var(--alma-text);color:#fff;letter-spacing:-.02em;-webkit-user-select:none;user-select:none;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:15px;font-weight:600;display:flex}.sidebar-brand-text{color:var(--alma-text);letter-spacing:-.03em;font-size:19px;font-weight:600}.sidebar-toggle-inner{border-radius:var(--radius-xs);width:32px;height:32px;color:var(--alma-text-tertiary);transition:all var(--duration-fast)ease;justify-content:center;align-items:center;display:flex}.sidebar-toggle-inner:hover{color:var(--alma-text);background:#0000000d}.new-chat-btn{border:1px solid var(--alma-border);border-radius:var(--radius-lg);background:var(--alma-glass);-webkit-backdrop-filter:blur(12px);width:100%;color:var(--alma-text);cursor:pointer;transition:all var(--duration-fast)ease;align-items:center;gap:8px;margin-bottom:20px;padding:11px 16px;font-size:13.5px;font-weight:500;display:flex}.new-chat-btn:hover{background:var(--alma-glass-strong);box-shadow:var(--shadow-xs)}.sidebar-section-label{color:var(--alma-text-tertiary);text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px;padding:0 8px;font-size:11px;font-weight:600}.sidebar-nav{flex-direction:column;flex:1;gap:2px;display:flex;overflow-y:auto}.sidebar-nav::-webkit-scrollbar{width:4px}.sidebar-nav::-webkit-scrollbar-thumb{background:#0000000f;border-radius:2px}.sidebar-item{border-radius:var(--radius-sm);color:var(--alma-text-secondary);cursor:pointer;transition:all var(--duration-fast)ease;text-align:left;align-items:center;width:100%;padding:10px 14px;font-size:13.5px;line-height:1.4;display:flex}.sidebar-item:hover{color:var(--alma-text);background:#0000000a}.sidebar-item.active{color:var(--alma-text);background:#0000000f;font-weight:500}.sidebar-item-text{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.sidebar-footer{border-top:1px solid var(--alma-border-subtle);margin-top:8px;padding-top:12px}.sidebar-user{border-radius:var(--radius-sm);cursor:pointer;transition:background var(--duration-fast)ease;align-items:center;gap:10px;padding:8px;display:flex}.sidebar-user:hover{background:#0000000a}.sidebar-avatar{border-radius:var(--radius-full);width:30px;height:30px;color:var(--alma-text-secondary);background:#0000000f;flex-shrink:0;justify-content:center;align-items:center;font-size:13px;font-weight:600;display:flex}.sidebar-user-name{color:var(--alma-text-secondary);font-size:13px}.sidebar-toggle-float{z-index:40;border-radius:var(--radius-sm);border:1px solid var(--alma-border);background:var(--alma-glass-strong);-webkit-backdrop-filter:blur(20px);width:36px;height:36px;color:var(--alma-text-secondary);transition:all var(--duration-fast)ease;justify-content:center;align-items:center;display:flex;position:fixed;top:18px;left:18px}.sidebar-toggle-float:hover{background:var(--alma-surface-hover);color:var(--alma-text);box-shadow:var(--shadow-sm)}.sidebar-toggle-float.hidden-btn{opacity:0;pointer-events:none}.sidebar-overlay{z-index:25;-webkit-backdrop-filter:blur(3px);background:#0000001a;animation:.2s fadeIn;position:fixed;inset:0}.chat-main{z-index:1;flex-direction:column;flex:1;min-width:0;height:100%;display:flex;position:relative}.empty-state{animation:fadeIn .6s var(--ease-out);flex-direction:column;flex:1;justify-content:center;align-items:center;padding:40px 24px 180px;display:flex}.greeting{text-align:center;margin-bottom:48px}.greeting h1{color:var(--alma-text);letter-spacing:.01em;font-size:42px;font-weight:500;line-height:1.15}.chips-container{max-width:600px;animation:fadeUp .5s var(--ease-out).1s both;flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.chip{background:var(--alma-glass);-webkit-backdrop-filter:blur(16px);border:1px solid var(--alma-border);border-radius:var(--radius-full);color:var(--alma-text-secondary);cursor:pointer;transition:all var(--duration-base)var(--ease-out);white-space:nowrap;align-items:center;gap:9px;padding:10px 18px;font-size:13.5px;font-weight:450;display:flex}.chip:hover{background:var(--alma-glass-strong);color:var(--alma-text);box-shadow:var(--shadow-sm);border-color:#0000001f;transform:translateY(-1px)}.chip:active{transform:translateY(0)scale(.98)}.chip-icon{opacity:.45;flex-shrink:0}.chip:hover .chip-icon{opacity:.7}.messages-container{scroll-behavior:smooth;flex:1;padding:24px 0 170px;overflow-y:auto}.messages-container::-webkit-scrollbar{width:5px}.messages-container::-webkit-scrollbar-track{background:0 0}.messages-container::-webkit-scrollbar-thumb{background:#0000000f;border-radius:3px}.message-row{max-width:var(--chat-max-width);animation:fadeUp .3s var(--ease-out);margin:0 auto;padding:6px 24px}.message-row.user{justify-content:flex-end;padding:4px 24px;display:flex}.message-user-bubble{background:var(--alma-glass-strong);-webkit-backdrop-filter:blur(16px);border:1px solid var(--alma-glass-border);border-radius:var(--radius-lg)var(--radius-lg)var(--radius-xs)var(--radius-lg);max-width:75%;color:var(--alma-text);word-wrap:break-word;padding:12px 18px;font-size:14.5px;line-height:1.6}.message-row.assistant{padding:16px 24px}.message-assistant-header{align-items:center;gap:10px;margin-bottom:10px;display:flex}.assistant-avatar{background:var(--alma-text);color:#fff;-webkit-user-select:none;user-select:none;border-radius:7px;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:12px;font-weight:600;display:flex}.assistant-name{color:var(--alma-text);font-size:13.5px;font-weight:600}.message-assistant-content{color:var(--alma-text);padding-left:34px;font-size:14.5px;line-height:1.75}.message-assistant-content p{margin-bottom:12px}.message-assistant-content p:last-child{margin-bottom:0}.message-assistant-content strong{font-weight:600}.message-assistant-content h1,.message-assistant-content h2,.message-assistant-content h3,.message-assistant-content h4{margin:20px 0 8px;font-weight:600;line-height:1.3}.message-assistant-content h3{font-size:16px}.message-assistant-content h4{font-size:15px}.message-assistant-content ul,.message-assistant-content ol{margin-bottom:12px;padding-left:20px}.message-assistant-content li{margin-bottom:4px}.message-assistant-content hr{border:none;border-top:1px solid var(--alma-border);margin:16px 0}.message-assistant-content blockquote{border-left:2px solid var(--alma-text-tertiary);background:var(--alma-glass);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:0 var(--radius-xs)var(--radius-xs)0;color:var(--alma-text-secondary);margin:14px 0;padding:10px 16px;font-size:13.5px}.message-assistant-content blockquote p{margin-bottom:0}.message-assistant-content code{background:#0000000a;border-radius:4px;padding:2px 6px;font-family:SF Mono,Fira Code,monospace;font-size:13px}.message-assistant-content table{border-collapse:collapse;width:100%;margin:14px 0;font-size:13.5px}.message-assistant-content th,.message-assistant-content td{text-align:left;border-bottom:1px solid var(--alma-border);padding:8px 14px}.message-assistant-content th{background:var(--alma-glass);font-weight:600}.message-assistant-content em{color:var(--alma-text-secondary)}.typing-indicator{align-items:center;gap:5px;height:28px;padding-left:34px;display:flex}.typing-dot{background:var(--alma-text-tertiary);border-radius:50%;width:5px;height:5px;animation:1.4s ease-in-out infinite typingPulse}.typing-dot:nth-child(2){animation-delay:.15s}.typing-dot:nth-child(3){animation-delay:.3s}.chat-input-area{pointer-events:none;z-index:10;background:linear-gradient(#0000 0%,#f5f3f0e6 20%,#f5f3f0 40%);padding:0 24px 24px;position:absolute;bottom:-2px;left:0;right:0}.chat-input-wrapper{max-width:var(--input-max-width);-webkit-backdrop-filter:none;border-radius:var(--radius-xl);box-shadow:var(--shadow-md);transition:border-color var(--duration-fast)ease,box-shadow var(--duration-fast)ease;pointer-events:all;background:#f8f7f4;border:1px solid #00000014;align-items:flex-end;gap:4px;margin:0 auto;padding:6px;display:flex}.chat-input-wrapper:focus-within{box-shadow:var(--shadow-md),0 0 0 3px var(--alma-accent-soft);border-color:#0000001f}.attach-btn{border-radius:var(--radius-full);width:36px;height:36px;color:var(--alma-text-tertiary);transition:all var(--duration-fast)ease;flex-shrink:0;justify-content:center;align-items:center;display:flex}.attach-btn:hover{color:var(--alma-text-secondary);background:#0000000a}.chat-input-textarea{resize:none;font-family:var(--font-sans);color:var(--alma-text);background:0 0;border:none;outline:none;flex:1;min-height:24px;max-height:150px;padding:8px 4px;font-size:14.5px;line-height:1.5}.chat-input-textarea::placeholder{color:var(--alma-text-tertiary)}.send-btn{border-radius:var(--radius-full);background:var(--alma-text);color:#fff;width:36px;height:36px;transition:all var(--duration-fast)ease;flex-shrink:0;justify-content:center;align-items:center;display:flex}.send-btn:hover:not(:disabled){opacity:.8;transform:scale(1.05)}.send-btn:active:not(:disabled){transform:scale(.95)}.send-btn:disabled{opacity:.2;cursor:not-allowed}.input-footer{text-align:center;pointer-events:all;padding-top:10px}.input-disclaimer{color:var(--alma-text-tertiary);font-size:11.5px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.85)}to{opacity:1;transform:scale(1)}}@keyframes typingPulse{0%,60%,to{opacity:.3;transform:scale(.85)}30%{opacity:1;transform:scale(1)}}.auth-page{height:100%;display:flex;overflow-y:auto}.auth-visual{background:#1c1917;flex:55;position:relative;overflow:hidden}.auth-visual:before{content:"";pointer-events:none;background:radial-gradient(circle,#c8a0781f 0%,#0000 65%);border-radius:50%;width:420px;height:420px;position:absolute;top:18%;left:25%}.auth-visual:after{content:"";pointer-events:none;background:radial-gradient(circle,#78a0c814 0%,#0000 65%);border-radius:50%;width:350px;height:350px;position:absolute;bottom:12%;right:15%}.auth-video{-o-object-fit:cover;object-fit:cover;width:100%;height:100%;position:absolute;top:0;left:0}.auth-video-overlay{pointer-events:none;background:linear-gradient(135deg,#1c191740 0%,#1c191773 100%);position:absolute;inset:0}.auth-panel{background:#f8f7f4;flex:45;justify-content:center;align-items:center;padding:40px 48px;display:flex}.auth-card{width:100%;max-width:340px}.auth-panel-brand{align-items:center;gap:6px;margin-bottom:24px;display:flex}.auth-brand-name{letter-spacing:-.04em;color:var(--alma-text);font-size:24px;font-weight:700}.auth-brand-icon{color:var(--alma-text)}.auth-brand-badge{color:var(--alma-text-tertiary);border-radius:var(--radius-full);letter-spacing:.05em;text-transform:uppercase;background:#0000000f;padding:2px 6px;font-size:9px;font-weight:600}.auth-headline{letter-spacing:-.03em;color:var(--alma-text);margin-bottom:10px;font-size:38px;font-weight:700;line-height:1.15}.auth-tagline{color:var(--alma-text-secondary);margin-bottom:28px;font-size:14px;line-height:1.6}.auth-google{border-radius:var(--radius-full);width:100%;color:var(--alma-text);transition:all var(--duration-fast)ease;background:#fff;border:1px solid #0000001f;justify-content:center;align-items:center;gap:9px;padding:11px 16px;font-size:14px;font-weight:500;display:flex;box-shadow:0 1px 2px #0000000a}.auth-google:hover{border-color:#0003;box-shadow:0 2px 8px #00000014}.auth-google svg{flex-shrink:0}.auth-divider{color:var(--alma-text-tertiary);letter-spacing:.06em;align-items:center;margin:18px 0;font-size:11px;display:flex}.auth-divider:before,.auth-divider:after{content:"";background:#00000014;flex:1;height:1px}.auth-divider span{padding:0 14px}.auth-form{flex-direction:column;gap:10px;display:flex}.auth-input{border-radius:var(--radius-full);width:100%;color:var(--alma-text);transition:all var(--duration-fast)ease;background:0 0;border:1px solid #00000024;outline:none;padding:11px 16px;font-size:14px}.auth-input::placeholder{color:var(--alma-text-tertiary)}.auth-input:focus{border-color:var(--alma-text);box-shadow:0 0 0 3px #1c19170f}.auth-continue{background:var(--alma-text);border:1px solid var(--alma-text);border-radius:var(--radius-full);color:#f8f7f4;width:100%;transition:all var(--duration-fast)ease;margin-top:2px;padding:11px 16px;font-size:14px;font-weight:500}.auth-continue:hover{opacity:.88}.auth-continue:disabled{opacity:.4;cursor:not-allowed}.auth-terms{color:var(--alma-text-tertiary);margin-top:22px;font-size:11px;line-height:1.6}.auth-terms a{color:var(--alma-text-secondary);text-underline-offset:2px;text-decoration:underline}.auth-terms a:hover{color:var(--alma-text)}.auth-switch{color:var(--alma-text-secondary);margin-top:16px;font-size:13px}.auth-switch a{color:var(--alma-text);text-underline-offset:2px;font-weight:500;text-decoration:underline}.auth-switch a:hover{opacity:.7}.auth-error{border-radius:var(--radius-full);color:#b91c1c;text-align:center;background:#dc26260f;border:1px solid #dc26261f;padding:9px 14px;font-size:12px}@keyframes authFadeUp{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.auth-panel-brand{animation:.45s ease-out both authFadeUp}.auth-headline{animation:.45s ease-out 50ms both authFadeUp}.auth-tagline{animation:.45s ease-out .1s both authFadeUp}.auth-google{animation:.45s ease-out .15s both authFadeUp}.auth-divider{animation:.45s ease-out .18s both authFadeUp}.auth-form{animation:.45s ease-out .22s both authFadeUp}.auth-terms,.auth-switch{animation:.45s ease-out .28s both authFadeUp}.auth-loading{background:linear-gradient(145deg,#f8f7f4 0%,#f2efe9 40%,#f5f3f0 100%);justify-content:center;align-items:center;min-height:100vh;display:flex}.auth-loading .auth-brand-name{letter-spacing:-.04em;color:var(--alma-text);font-size:36px;font-weight:700;animation:1.5s ease-in-out infinite authPulse}@keyframes authPulse{0%,to{opacity:1}50%{opacity:.35}}.sidebar-signout{border-radius:var(--radius-xs);color:var(--alma-text-tertiary);transition:all var(--duration-fast)ease;opacity:0;margin-left:auto;padding:6px}.sidebar-user:hover .sidebar-signout{opacity:1}.sidebar-signout:hover{color:var(--alma-text);background:#0000000d}.demo-banner{border-radius:var(--radius-full);color:var(--alma-text-secondary);z-index:5;white-space:nowrap;background:#f8f7f4f2;border:1px solid #00000014;padding:6px 18px;font-size:12px;position:absolute;top:12px;left:50%;transform:translate(-50%)}@media (max-width:768px){.auth-page{flex-direction:column;overflow-y:auto}.auth-visual{flex:none;width:100%;height:160px;display:block}.auth-video{-o-object-fit:cover;object-fit:cover;-o-object-position:center;object-position:center;display:block}.auth-panel{flex:1;min-height:auto;padding:36px 24px}.auth-headline{font-size:30px}}.message-actions{opacity:0;transition:opacity var(--duration-fast)ease;align-items:center;gap:2px;margin-top:6px;padding-left:34px;display:flex}.message-row.assistant:hover .message-actions,.message-actions:focus-within{opacity:1}.action-btn{border-radius:var(--radius-xs);width:30px;height:30px;color:var(--alma-text-tertiary);transition:all var(--duration-fast)ease;justify-content:center;align-items:center;display:flex}.action-btn:hover{color:var(--alma-text-secondary);background:#0000000d}.action-btn.active{color:var(--alma-text)}.scroll-to-bottom{border-radius:var(--radius-full);-webkit-backdrop-filter:none;width:36px;height:36px;color:var(--alma-text-secondary);cursor:pointer;z-index:5;transition:all var(--duration-fast)ease;box-shadow:var(--shadow-sm);background:#f8f7f4;border:1px solid #00000014;justify-content:center;align-items:center;animation:.2s fadeIn;display:flex;position:absolute;bottom:150px;left:50%;transform:translate(-50%)}.scroll-to-bottom:hover{background:var(--alma-surface-hover);color:var(--alma-text);box-shadow:var(--shadow-md)}.sidebar-search-wrapper{margin-bottom:16px;position:relative}.sidebar-search-icon{color:var(--alma-text-tertiary);pointer-events:none;position:absolute;top:50%;left:12px;transform:translateY(-50%)}.sidebar-search-input{background:var(--alma-glass);-webkit-backdrop-filter:blur(12px);border:1px solid var(--alma-border);border-radius:var(--radius-sm);width:100%;color:var(--alma-text);transition:all var(--duration-fast)ease;outline:none;padding:9px 12px 9px 34px;font-size:13px}.sidebar-search-input::placeholder{color:var(--alma-text-tertiary)}.sidebar-search-input:focus{background:var(--alma-glass-strong);border-color:#00000026}.sidebar-empty{color:var(--alma-text-tertiary);padding:12px 14px;font-size:13px}@media (max-width:768px){.chat-sidebar{z-index:50;box-shadow:var(--shadow-lg);position:fixed;top:0;bottom:0;left:0}.chat-sidebar.collapsed{transform:translate(-100%)}.greeting h1{font-size:30px}.chips-container{gap:8px}.chip{padding:9px 14px;font-size:13px}.messages-container{padding-top:76px}.message-row{padding-left:16px;padding-right:16px}.message-assistant-content{padding-left:0}.chat-input-area{padding:0 16px 16px}}