:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#1b1c19;background:#fbf9f4;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh}button,input{font:inherit}#root{min-height:100vh}.app-shell{--background: #faf9f5;--panel: #efeee8;--panel-strong: #dfdfc8;--text: #171815;--muted: #66685f;--faint: rgba(23, 24, 21, .08);--input: rgba(250, 249, 245, .92);--shadow: rgba(23, 24, 21, .07);--danger-bg: #ffdad6;--danger-text: #93000a;--modal-backdrop: rgba(0, 0, 0, .34);min-height:100vh;display:flex;background:var(--background);color:var(--text)}.app-shell.theme-dark{--background: #11110f;--panel: #191916;--panel-strong: #2b2c23;--text: #f7f3e9;--muted: #aaa79d;--faint: rgba(247, 243, 233, .1);--input: rgba(25, 25, 22, .95);--shadow: rgba(0, 0, 0, .22);--danger-bg: rgba(147, 0, 10, .26);--danger-text: #ffb4ab;--modal-backdrop: rgba(0, 0, 0, .58)}.sidebar{position:fixed;inset:0 auto 0 0;width:272px;display:flex;flex-direction:column;padding:28px 24px;background:var(--panel);border-right:1px solid var(--faint)}.profile-block{display:flex;align-items:center;gap:12px;margin-bottom:44px}.avatar{width:44px;height:44px;display:grid;place-items:center;flex-shrink:0;overflow:hidden;border-radius:999px;background:var(--text);color:var(--background);font-size:.92rem;font-weight:800;letter-spacing:-.04em}.avatar img{width:100%;height:100%;object-fit:cover}.avatar.small{width:38px;height:38px;font-size:.82rem}.profile-block h1{margin:0;font-size:1.28rem;line-height:1;letter-spacing:-.04em}.mobile-header span{margin:4px 0 0;color:var(--muted);font-size:.9rem}.nav-list{display:flex;flex-direction:column;gap:8px}.nav-link{display:block;width:100%;padding:11px 14px;border:0;border-radius:10px;background:transparent;color:var(--muted);text-align:left;text-decoration:none;font:inherit;font-weight:700;cursor:pointer;transition:background .16s ease,color .16s ease}.nav-link:hover{background:color-mix(in srgb,var(--panel-strong) 70%,transparent);color:var(--text)}.nav-link.active{background:var(--panel-strong);color:var(--text)}.sidebar-footer{margin-top:auto;padding-top:24px;border-top:1px solid var(--faint)}.primary-link{display:block;width:100%;padding:11px 14px;border-radius:8px;background:var(--text);color:var(--background);text-align:center;text-decoration:none;font-weight:750;transition:transform .16s ease,opacity .16s ease}.primary-link:hover{transform:translateY(-1px);opacity:.92}.main-canvas{position:relative;min-height:100vh;margin-left:272px;flex:1;display:flex;flex-direction:column;align-items:center;background:var(--background)}.mobile-header{display:none}.theme-toggle{position:fixed;top:22px;right:24px;z-index:30;width:38px;height:38px;border:1px solid var(--faint);border-radius:999px;background:var(--input);color:var(--text);font-weight:800;cursor:pointer;box-shadow:0 12px 30px var(--shadow);transition:transform .16s ease,background .16s ease}.theme-toggle svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.theme-toggle:hover{transform:translateY(-1px)}.conversation{width:min(820px,calc(100vw - 360px));flex:1;display:flex;flex-direction:column;padding:44px 24px 150px}.intro-panel{text-align:center;margin-bottom:34px}.overline{margin:0 0 10px;color:var(--muted);font-size:.76rem;font-weight:850;letter-spacing:.12em;text-transform:uppercase}.intro-panel h2{max-width:520px;margin:0 auto;font-family:Georgia,Times New Roman,serif;font-size:clamp(2.1rem,3.8vw,3.35rem);line-height:1.08;letter-spacing:-.035em;font-style:italic;font-weight:400}.chat-list{flex:1;display:flex;flex-direction:column}.empty-chat{margin-top:34px;text-align:center}.empty-chat>p{margin:0;color:var(--muted);font-size:1.08rem}.chat-message{max-width:720px;margin-bottom:30px;animation:fade-in-up .22s ease-out}.chat-message.user{align-self:flex-end;text-align:right}.chat-message.assistant{align-self:flex-start}.message-meta{margin-bottom:8px;color:var(--muted);font-size:.75rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.message-content{color:var(--text);font-size:1.06rem;line-height:1.74}.message-content.muted{color:var(--muted)}.message-content p{margin:0;white-space:pre-wrap}.typing-dots{display:inline-flex;align-items:center;gap:6px;height:24px}.typing-dots span{width:7px;height:7px;border-radius:999px;background:currentColor;opacity:.35;animation:typing-dot 1.1s ease-in-out infinite}.typing-dots span:nth-child(2){animation-delay:.14s}.typing-dots span:nth-child(3){animation-delay:.28s}@keyframes typing-dot{0%,80%,to{transform:translateY(0);opacity:.32}40%{transform:translateY(-4px);opacity:.85}}.error-card{max-width:720px;padding:14px 16px;border:1px solid rgba(186,26,26,.2);border-radius:12px;background:var(--danger-bg);color:var(--danger-text)}.error-card p{margin:6px 0 0}.composer{position:fixed;right:0;bottom:0;left:272px;display:flex;flex-direction:column;align-items:center;padding:42px 24px 22px;background:linear-gradient(to top,var(--background) 0%,var(--background) 66%,color-mix(in srgb,var(--background) 0%,transparent) 100%)}.suggestion-row{width:min(820px,calc(100vw - 360px));display:flex;gap:10px;overflow-x:auto;padding-bottom:11px;scrollbar-width:none}.suggestion-row::-webkit-scrollbar{display:none}.suggestion-row button{border:1px solid var(--faint);border-radius:999px;padding:9px 14px;background:var(--panel);color:var(--muted);font-weight:700;cursor:pointer;transition:background .16s ease,color .16s ease,transform .16s ease}.suggestion-row button:hover{background:var(--panel-strong);color:var(--text);transform:translateY(-1px)}.suggestion-row button:disabled,.input-box button:disabled{cursor:not-allowed;opacity:.5;transform:none}.input-box{width:min(820px,calc(100vw - 360px));display:grid;grid-template-columns:1fr auto;align-items:center;border:1px solid var(--faint);border-radius:13px;background:var(--input);box-shadow:0 18px 54px var(--shadow);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.input-box:focus-within{border-color:color-mix(in srgb,var(--text) 35%,transparent)}.input-box input{width:100%;border:0;outline:0;background:transparent;color:var(--text);padding:18px;font-size:1rem}.input-box input::placeholder{color:color-mix(in srgb,var(--muted) 70%,transparent)}.input-box button{margin-right:8px;border:0;border-radius:9px;padding:12px 17px;background:var(--text);color:var(--background);font-weight:800;cursor:pointer;transition:opacity .16s ease,transform .16s ease}.input-box button:hover{opacity:.92;transform:translateY(-1px)}.modal-backdrop{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:24px;background:var(--modal-backdrop);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.contact-modal{position:relative;width:min(420px,100%);padding:28px;border:1px solid var(--faint);border-radius:18px;background:var(--background);color:var(--text);box-shadow:0 24px 80px #0000003d}.contact-modal h2{margin:0 0 20px;font-size:2rem;letter-spacing:-.05em}.contact-list{display:grid;gap:10px}.contact-list a{display:block;padding:12px 14px;border:1px solid var(--faint);border-radius:10px;background:var(--panel);color:var(--text);text-decoration:none;font-weight:750}.contact-list a:hover{background:var(--panel-strong)}.modal-close{position:absolute;top:14px;right:14px;border:0;background:transparent;color:var(--muted);font-weight:800;cursor:pointer}@keyframes fade-in-up{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media(max-width:960px){.sidebar{display:none}.main-canvas{margin-left:0;padding-top:72px}.mobile-header{position:fixed;top:0;right:0;left:0;z-index:20;display:flex;align-items:center;gap:12px;height:72px;padding:0 20px;background:var(--input);border-bottom:1px solid var(--faint);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.mobile-header strong{display:block;line-height:1.1}.mobile-header span{display:block}.theme-toggle{top:17px;right:18px}.conversation,.suggestion-row,.input-box{width:min(820px,calc(100vw - 32px))}.conversation{padding-top:34px}.composer{left:0}}@media(max-width:640px){.intro-panel h2{max-width:520px;margin:0 auto;font-family:Georgia,Times New Roman,serif;font-size:clamp(2.1rem,3.8vw,3.35rem);line-height:1.08;letter-spacing:-.035em;font-style:italic;font-weight:400}.chat-message,.chat-message.user,.chat-message.assistant{max-width:100%;align-self:stretch;text-align:left}.message-content{font-size:1rem}.input-box{grid-template-columns:1fr;padding:8px}.input-box input{padding:12px 8px}.input-box button{margin:0}}