:root{--bg:#171412;--surface:#211d1a;--surface-2:#29231f;--surface-3:#312a25;--text:#f5eee7;--muted:#a99f97;--faint:#746b64;--line:#3a332e;--accent:#d98245;--accent-strong:#ef9a59;--accent-soft:rgba(217,130,69,.13);--danger:#d56b61;--radius:14px;--sidebar:272px;--ease:cubic-bezier(.2,.75,.25,1);--fast:160ms;--normal:240ms;--slow:360ms}*{box-sizing:border-box}html{min-width:320px;background:var(--bg);scroll-behavior:smooth}html[data-theme=light]{--bg:#faf8f5;--surface:#fff;--surface-2:#f4f0eb;--surface-3:#ebe5de;--text:#211c18;--muted:#756b63;--faint:#958a81;--line:#ded6cd;--accent:#bd642b;--accent-strong:#a95220;--accent-soft:rgba(189,100,43,.1)}html[data-accent=cream]{--accent:#c6a57e;--accent-strong:#d5b58d;--accent-soft:rgba(198,165,126,.14)}html[data-accent=cocoa]{--accent:#a36f4e;--accent-strong:#bc805b;--accent-soft:rgba(163,111,78,.14)}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}button,input,textarea{font:inherit;color:inherit}button{border:0;background:none;cursor:pointer}button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--accent-strong);outline-offset:2px}.skip-link{position:fixed;left:16px;top:-80px;z-index:1000;background:var(--accent);color:#1b120c;padding:10px 14px;border-radius:8px;text-decoration:none;font-weight:700}.skip-link:focus{top:12px}.app-shell{display:flex;min-height:100dvh}.sidebar{position:fixed;inset:0 auto 0 0;width:var(--sidebar);display:flex;flex-direction:column;padding:14px 12px;background:var(--surface);border-right:1px solid var(--line);z-index:50}.sidebar-top{display:grid;gap:5px}.brand-row{height:42px;display:flex;align-items:center;justify-content:space-between;padding:0 4px 8px}.brand{display:flex;align-items:center;gap:9px;color:var(--text);font-size:17px;font-weight:700;text-decoration:none;letter-spacing:-.02em}.brand img,.mobile-brand img{display:block}.icon-btn{width:40px;height:40px;display:inline-grid;place-items:center;border-radius:9px;color:var(--muted);font-size:20px;transition:background var(--fast) var(--ease),color var(--fast) var(--ease),transform var(--fast) var(--ease)}.icon-btn:hover{background:var(--surface-2);color:var(--text)}.icon-btn:active{transform:scale(.95)}.sidebar-close,.menu-btn{display:none}.new-chat{height:42px;width:100%;display:flex;align-items:center;gap:10px;padding:0 12px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2);font-weight:600;text-align:left;transition:background var(--normal) var(--ease),border-color var(--normal) var(--ease),transform var(--fast) var(--ease)}.new-chat:hover{background:var(--surface-3);border-color:#4a4039}.new-chat:active{transform:scale(.985)}.new-chat .plus{font-size:20px;font-weight:400;line-height:1}.new-chat kbd{margin-left:auto;color:var(--faint);font-size:11px;font-family:inherit}.nav-item{height:40px;width:100%;display:flex;align-items:center;gap:11px;padding:0 11px;border-radius:8px;color:var(--muted);text-align:left;transition:background var(--fast) var(--ease),color var(--fast) var(--ease),transform var(--fast) var(--ease)}.nav-item:hover{background:var(--surface-2);color:var(--text)}.nav-item:active{transform:scale(.985)}.nav-item.active{background:var(--accent-soft);color:var(--text)}.nav-icon{width:19px;text-align:center;font-size:17px;color:currentColor}.recent-block{margin-top:24px;min-height:0;overflow:auto}.section-label{padding:0 11px 7px;color:var(--faint);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em}.recent-item{display:block;width:100%;height:37px;padding:0 11px;border-radius:8px;color:var(--muted);text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:background var(--fast) var(--ease),color var(--fast) var(--ease)}.recent-item:hover,.recent-item.active{background:var(--surface-2);color:var(--text)}.sidebar-bottom{margin-top:auto;display:grid;gap:4px}.account{display:flex;align-items:center;gap:10px;width:100%;margin-top:5px;padding:8px;border-radius:10px;text-align:left;transition:background var(--fast) var(--ease)}.account:hover{background:var(--surface-2)}.avatar,.message-avatar,.profile-avatar{display:grid;place-items:center;flex:0 0 auto;border-radius:50%;background:#8a5a3d;color:#fff;font-weight:700}.avatar{width:30px;height:30px;font-size:12px}.account-copy{display:grid;min-width:0}.account-copy strong{font-size:13px}.account-copy small{color:var(--faint);font-size:11px}.account-more{margin-left:auto;color:var(--faint);font-size:12px;letter-spacing:1px}.main{width:calc(100% - var(--sidebar));margin-left:var(--sidebar);min-height:100dvh;position:relative}.topbar{height:58px;display:flex;align-items:center;padding:0 20px;border-bottom:1px solid transparent;position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(10px)}.topbar-spacer{flex:1}.mobile-brand{display:none;align-items:center;gap:8px}.model-picker{height:38px;display:flex;align-items:center;gap:8px;padding:0 10px;border-radius:8px;color:var(--muted);transition:background var(--fast) var(--ease),color var(--fast) var(--ease)}.model-picker:hover{background:var(--surface-2);color:var(--text)}.status-dot{width:7px;height:7px;border-radius:50%;background:#8d9b72;box-shadow:0 0 0 3px rgba(141,155,114,.08)}.chevron{font-size:15px;color:var(--faint)}.view{display:none;min-height:calc(100dvh - 58px)}.view.is-visible{display:block;animation:view-in var(--normal) var(--ease)}@keyframes view-in{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}.chat-scroll{height:calc(100dvh - 58px);overflow-y:auto;padding:40px 24px 180px}.chat-content{width:min(820px,100%);margin:0 auto}.welcome{text-align:center;padding:78px 0 34px}.welcome-logo{margin:0 auto 19px;filter:drop-shadow(0 4px 10px rgba(0,0,0,.18));animation:soft-in 500ms var(--ease)}@keyframes soft-in{from{opacity:0;transform:translateY(8px) scale(.96)}to{opacity:1;transform:none}}.welcome h1{margin:0;font-size:30px;line-height:1.12;letter-spacing:-.035em}.welcome p{margin:10px 0 0;color:var(--muted);font-size:15px}.suggestions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:44px}.suggestion{display:flex;gap:12px;min-height:76px;padding:14px;text-align:left;border:1px solid var(--line);border-radius:12px;background:var(--surface);transition:transform var(--normal) var(--ease),border-color var(--normal) var(--ease),background var(--normal) var(--ease)}.suggestion:hover{transform:translateY(-2px);border-color:#4a4039;background:var(--surface-2)}.suggestion:active{transform:translateY(0) scale(.99)}.suggestion-icon{display:grid;place-items:center;width:28px;height:28px;flex:0 0 auto;color:var(--accent-strong);font-size:15px;border:1px solid var(--line);border-radius:7px}.suggestion span:last-child{display:grid;align-content:center;min-width:0}.suggestion strong{font-size:13px}.suggestion small{margin-top:2px;color:var(--muted);font-size:12px;line-height:1.35}.conversation{display:grid;gap:28px}.message-row{display:grid;grid-template-columns:30px minmax(0,1fr);gap:13px;animation:message-in 280ms var(--ease)}@keyframes message-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.message-avatar,.assistant-mark{width:30px;height:30px;margin-top:1px}.message-avatar{font-size:11px}.assistant-mark{display:grid;place-items:center}.message-body{min-width:0;padding-top:3px}.message-body p{margin:0;white-space:pre-wrap;overflow-wrap:anywhere}.message-row.user .message-body{background:var(--surface-2);border:1px solid var(--line);padding:10px 13px;border-radius:12px;justify-self:start;max-width:min(680px,100%)}.message-row.assistant .message-body{padding-right:6px}.composer-wrap{position:fixed;left:var(--sidebar);right:0;bottom:0;padding:12px 24px max(14px,env(safe-area-inset-bottom));background:linear-gradient(to bottom,transparent,var(--bg) 18%)}.composer{width:min(820px,100%);margin:0 auto;border:1px solid #463c35;background:var(--surface);border-radius:16px;box-shadow:0 10px 35px rgba(0,0,0,.16);transition:border-color var(--normal) var(--ease),box-shadow var(--normal) var(--ease)}.composer:focus-within{border-color:#665247;box-shadow:0 12px 40px rgba(0,0,0,.2)}.composer-main{padding:13px 14px 5px}.composer textarea{display:block;width:100%;min-height:26px;max-height:160px;padding:0;border:0;outline:0;resize:none;background:transparent;color:var(--text);line-height:1.5}.composer textarea::placeholder{color:var(--faint)}.composer-toolbar{display:flex;align-items:center;justify-content:space-between;padding:5px 9px 9px}.toolbar-left,.toolbar-right{display:flex;align-items:center;gap:3px}.round-tool{width:34px;height:34px;border-radius:8px;color:var(--muted);font-size:21px;transition:background var(--fast) var(--ease),color var(--fast) var(--ease)}.round-tool:hover,.tool-label:hover{background:var(--surface-2);color:var(--text)}.tool-label{height:34px;display:flex;align-items:center;gap:6px;padding:0 8px;border-radius:8px;color:var(--muted);font-size:12px}.tool-label span:first-child{font-size:11px}.tiny-chevron{color:var(--faint)}.shortcut-hint{color:var(--faint);font-size:11px;margin-right:8px}.send-btn{width:34px;height:34px;border-radius:9px;background:var(--text);color:var(--bg);font-size:18px;font-weight:700;display:grid;place-items:center;transition:transform var(--fast) var(--ease),background var(--fast) var(--ease)}.send-btn:hover{background:var(--accent-strong);color:#1b120c}.send-btn:active{transform:scale(.94)}.disclaimer{width:min(820px,100%);margin:7px auto 0;text-align:center;color:var(--faint);font-size:10px}.page-container{width:min(960px,100%);margin:0 auto;padding:58px 28px 100px}.page-heading{margin-bottom:34px}.page-heading h2{margin:5px 0 6px;font-size:31px;line-height:1.15;letter-spacing:-.035em}.page-heading p{margin:0;color:var(--muted)}.page-heading.center{text-align:center}.eyebrow{font-size:11px;color:var(--accent-strong);font-weight:800;text-transform:uppercase;letter-spacing:.1em}.search-page{max-width:800px}.large-search{height:52px;display:flex;align-items:center;gap:10px;padding:0 15px;border:1px solid var(--line);border-radius:12px;background:var(--surface);transition:border-color var(--normal) var(--ease)}.large-search:focus-within{border-color:#655246}.large-search span{color:var(--muted);font-size:20px}.large-search input{min-width:0;flex:1;border:0;outline:0;background:transparent}.search-results{display:grid;gap:5px;margin-top:24px}.search-result{display:grid;grid-template-columns:26px 1fr;column-gap:8px;padding:12px;border-radius:9px;text-align:left;transition:background var(--fast) var(--ease)}.search-result:hover{background:var(--surface-2)}.search-result span{grid-row:span 2;color:var(--faint)}.search-result strong{font-size:13px}.search-result small{color:var(--faint);font-size:11px}.empty-search{padding:30px;text-align:center;color:var(--faint)}.settings-layout{display:grid;grid-template-columns:190px 1fr;gap:45px}.settings-nav{display:grid;align-content:start;gap:3px}.setting-tab{padding:9px 11px;border-radius:8px;text-align:left;color:var(--muted);transition:background var(--fast) var(--ease),color var(--fast) var(--ease)}.setting-tab:hover{background:var(--surface-2);color:var(--text)}.setting-tab.active{background:var(--accent-soft);color:var(--text);font-weight:600}.setting-panel{display:none}.setting-panel.active{display:block;animation:view-in var(--normal) var(--ease)}.setting-group{padding:0 0 30px;margin-bottom:30px;border-bottom:1px solid var(--line)}.setting-group:last-child{border-bottom:0}.setting-group h3{margin:0 0 5px;font-size:16px}.setting-group>p{margin:0 0 17px;color:var(--muted);font-size:13px}.theme-options{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.theme-card{display:grid;gap:7px;padding:10px;text-align:left;border:1px solid var(--line);border-radius:10px;background:var(--surface);transition:border-color var(--normal) var(--ease),transform var(--fast) var(--ease)}.theme-card:hover{transform:translateY(-1px);border-color:#5a4c42}.theme-card.active{border-color:var(--accent)}.theme-preview{height:66px;border-radius:7px;display:block;position:relative;overflow:hidden}.dark-preview{background:#1b1816}.dark-preview:after,.light-preview:after,.system-preview:after{content:"";position:absolute;left:12px;right:12px;bottom:10px;height:8px;border-radius:4px;background:var(--accent)}.light-preview{background:#f5f1ec}.system-preview{background:linear-gradient(90deg,#f5f1ec 50%,#1b1816 50%)}.theme-card strong{font-size:13px}.theme-card small{color:var(--faint);font-size:11px}.accent-row{display:flex;gap:12px}.accent-swatch{width:34px;height:34px;border-radius:50%;background:#d98245;border:3px solid var(--surface);box-shadow:0 0 0 1px var(--line);transition:transform var(--fast) var(--ease),box-shadow var(--fast) var(--ease)}.accent-swatch.cream{background:#c6a57e}.accent-swatch.cocoa{background:#a36f4e}.accent-swatch.selected{box-shadow:0 0 0 2px var(--accent);transform:scale(1.05)}.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:20px}.toggle-row strong,.toggle-row small{display:block}.toggle-row small{color:var(--muted);font-size:12px;margin-top:3px}.toggle{width:45px;height:27px;flex:0 0 auto;border-radius:20px;padding:3px;background:var(--surface-3);transition:background var(--normal) var(--ease)}.toggle span{display:block;width:21px;height:21px;border-radius:50%;background:#9b928b;transition:transform var(--normal) var(--ease),background var(--normal) var(--ease)}.toggle.on{background:var(--accent)}.toggle.on span{transform:translateX(18px);background:#fff}.danger-btn,.secondary-btn,.primary-btn{min-height:40px;padding:0 15px;border-radius:9px;font-weight:600;transition:transform var(--fast) var(--ease),background var(--fast) var(--ease),border-color var(--fast) var(--ease)}.danger-btn{border:1px solid rgba(213,107,97,.35);color:#e68c83;background:rgba(213,107,97,.08)}.danger-btn:hover{background:rgba(213,107,97,.14)}.secondary-btn{border:1px solid var(--line);background:var(--surface);color:var(--text)}.secondary-btn:hover{background:var(--surface-2);border-color:#564940}.primary-btn{background:var(--accent);color:#21150e}.primary-btn:hover{background:var(--accent-strong)}.danger-btn:active,.secondary-btn:active,.primary-btn:active{transform:scale(.97)}.profile-card{display:flex;align-items:center;gap:18px;padding:20px;border:1px solid var(--line);background:var(--surface);border-radius:13px}.profile-avatar{width:58px;height:58px;font-size:20px}.profile-info{flex:1}.profile-info h3{margin:0;font-size:17px}.profile-info p{margin:3px 0 7px;color:var(--muted);font-size:13px}.plan-badge,.plan-label{display:inline-flex;align-items:center;padding:4px 7px;border-radius:6px;background:var(--accent-soft);color:var(--accent-strong);font-size:10px;font-weight:700}.account-section{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:12px;padding:20px;border-bottom:1px solid var(--line)}.account-section h3{margin:0 0 4px}.account-section p{margin:0;color:var(--muted);font-size:13px}.usage-card{padding:24px;border:1px solid var(--line);border-radius:13px;background:var(--surface)}.usage-number{display:flex;align-items:baseline;gap:7px}.usage-number strong{font-size:45px;letter-spacing:-.05em}.usage-number span{color:var(--muted)}.progress{height:8px;margin:18px 0 9px;border-radius:10px;background:var(--surface-3);overflow:hidden}.progress span{display:block;height:100%;border-radius:inherit;background:var(--accent);animation:progress-in 700ms var(--ease)}@keyframes progress-in{from{transform:scaleX(0);transform-origin:left}to{transform:none}}.usage-card p{margin:0;color:var(--muted);font-size:12px}.usage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:10px}.usage-grid>div{padding:16px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.usage-grid strong,.usage-grid span{display:block}.usage-grid span{color:var(--muted);font-size:12px;margin-top:2px}.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;align-items:stretch}.plan{display:flex;flex-direction:column;padding:22px;border:1px solid var(--line);border-radius:13px;background:var(--surface)}.plan.featured{border-color:var(--accent);box-shadow:0 8px 30px rgba(0,0,0,.12)}.plan h3{margin:17px 0 4px;font-size:29px;letter-spacing:-.04em}.plan h3 small{font-size:12px;color:var(--muted);font-weight:400}.plan p{margin:0;color:var(--muted);font-size:13px}.plan ul{padding:0;margin:24px 0;list-style:none;display:grid;gap:9px;color:var(--muted);font-size:12px}.plan li:before{content:"✓";color:var(--accent-strong);margin-right:7px}.full{width:100%;margin-top:auto}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary{padding:18px 0;cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center}summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--faint);font-size:18px;font-weight:400}details[open] summary:after{content:"−"}details p{max-width:680px;margin:0 0 20px;color:var(--muted);font-size:13px}.sidebar-overlay{display:none}
@media(max-width:900px){:root{--sidebar:260px}.sidebar{transform:translateX(-101%);transition:transform var(--normal) var(--ease);box-shadow:10px 0 35px rgba(0,0,0,.25)}body.sidebar-open .sidebar{transform:none}.sidebar-close{display:grid}.sidebar-overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:40;opacity:0;pointer-events:none;display:block;transition:opacity var(--normal) var(--ease)}body.sidebar-open .sidebar-overlay{opacity:1;pointer-events:auto}.main{width:100%;margin-left:0}.menu-btn{display:inline-grid;margin-right:5px}.mobile-brand{display:flex}.topbar{padding:0 10px}.model-picker{margin-left:auto}.chat-scroll{padding:30px 18px 175px}.composer-wrap{left:0;padding-left:14px;padding-right:14px}.page-container{padding:42px 20px 80px}.settings-layout{grid-template-columns:1fr;gap:22px}.settings-nav{display:flex;overflow:auto;border-bottom:1px solid var(--line);padding-bottom:5px}.setting-tab{white-space:nowrap}.plans{grid-template-columns:1fr}.plans .plan.featured{order:-1}}
@media(max-width:620px){body{font-size:14px}.topbar{height:54px}.view{min-height:calc(100dvh - 54px)}.chat-scroll{height:calc(100dvh - 54px);padding:18px 12px 170px}.welcome{padding:54px 8px 28px}.welcome h1{font-size:27px}.welcome p{font-size:14px}.suggestions{grid-template-columns:1fr;gap:7px;margin-bottom:32px}.suggestion{min-height:65px;padding:12px}.suggestion small{font-size:11px}.message-row{grid-template-columns:26px minmax(0,1fr);gap:9px}.message-avatar,.assistant-mark{width:26px;height:26px}.message-avatar{font-size:10px}.message-row.user .message-body{padding:9px 11px}.composer-wrap{padding:8px 9px max(9px,env(safe-area-inset-bottom));background:linear-gradient(to bottom,transparent,var(--bg) 16%)}.composer{border-radius:14px}.composer-main{padding:11px 12px 3px}.composer-toolbar{padding:3px 6px 6px}.shortcut-hint{display:none}.tool-label{padding-left:6px}.disclaimer{font-size:9px;margin-top:5px}.page-container{padding:32px 16px 70px}.page-heading{margin-bottom:25px}.page-heading h2{font-size:27px}.theme-options{grid-template-columns:1fr}.theme-preview{height:54px}.profile-card{align-items:flex-start;flex-wrap:wrap}.profile-info{min-width:calc(100% - 80px)}.profile-card .secondary-btn{width:100%}.account-section{align-items:flex-start;flex-direction:column}.usage-grid{grid-template-columns:1fr}.plans{gap:9px}.plan{padding:19px}.model-picker span:nth-child(2){display:none}.mobile-brand strong{font-size:15px}.topbar>.icon-btn:last-child{display:none}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}

/* Cookie v3 interaction polish */
.nav-icon svg,.icon-btn svg,.plus svg,.chevron,.model-menu svg{width:18px;height:18px;display:block;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.icon-btn svg{width:19px;height:19px}.plus svg{width:18px;height:18px}.nav-icon{display:grid;place-items:center}.model-control{position:relative}.model-picker{min-width:112px;justify-content:center}.model-picker .chevron{width:15px;height:15px;transition:transform var(--fast) var(--ease)}.model-picker[aria-expanded="true"] .chevron{transform:rotate(180deg)}.model-menu{position:absolute;right:0;top:calc(100% + 8px);width:245px;padding:6px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 18px 45px rgba(0,0,0,.28);opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-5px) scale(.98);transform-origin:top right;transition:opacity var(--normal) var(--ease),transform var(--normal) var(--ease),visibility var(--normal) var(--ease);z-index:80}.model-menu.open{opacity:1;visibility:visible;pointer-events:auto;transform:none}.model-option{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 11px;border-radius:8px;text-align:left;transition:background var(--fast) var(--ease),color var(--fast) var(--ease),transform var(--fast) var(--ease)}.model-option:hover{background:var(--surface-2)}.model-option:active{transform:scale(.985)}.model-option span{display:grid;gap:2px;min-width:0}.model-option strong{font-size:13px}.model-option small{font-size:11px;color:var(--muted)}.model-option .check-icon{opacity:0;color:var(--accent-strong);flex:0 0 auto}.model-option.active .check-icon{opacity:1}.typing-indicator{height:30px;display:flex;align-items:center;gap:4px}.typing-indicator span{width:5px;height:5px;border-radius:50%;background:var(--muted);animation:typing-bounce 900ms var(--ease) infinite}.typing-indicator span:nth-child(2){animation-delay:120ms}.typing-indicator span:nth-child(3){animation-delay:240ms}@keyframes typing-bounce{0%,60%,100%{transform:translateY(0);opacity:.45}30%{transform:translateY(-4px);opacity:1}}.welcome-logo{animation:cookie-arrive 700ms var(--ease) both, cookie-float 4.5s ease-in-out 700ms infinite}@keyframes cookie-arrive{from{opacity:0;transform:translateY(12px) scale(.9) rotate(-5deg)}to{opacity:1;transform:none}}@keyframes cookie-float{0%,100%{transform:translateY(0) rotate(0deg)}50%{transform:translateY(-4px) rotate(1deg)}}.welcome h1,.welcome p{animation:copy-arrive 500ms var(--ease) both}.welcome h1{animation-delay:90ms}.welcome p{animation-delay:150ms}@keyframes copy-arrive{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.composer{animation:composer-rise 450ms var(--ease) both}@keyframes composer-rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.send-btn svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.send-btn.sending{animation:send-pulse 400ms var(--ease)}@keyframes send-pulse{50%{transform:scale(.9);background:var(--accent)}}.message-row.assistant .assistant-mark img{transition:transform var(--normal) var(--ease)}.message-row.assistant:hover .assistant-mark img{transform:rotate(-3deg) scale(1.04)}
@media(max-width:620px){.model-menu{right:-4px;width:min(270px,calc(100vw - 24px))}.model-picker{min-width:44px;padding:0 8px}.model-picker .status-dot{width:8px;height:8px}.model-picker .chevron{display:block}.model-menu{top:calc(100% + 7px)}}
@media(prefers-reduced-motion:reduce){.welcome-logo,.welcome h1,.welcome p,.composer,.typing-indicator span{animation:none!important}}

/* Cookie page transition polish */
.view{opacity:1;transform:none;will-change:opacity,transform}
.view.is-visible{display:block;animation:cookie-page-in 360ms cubic-bezier(.22,.75,.2,1) both}
.view.view-entering{display:block;opacity:0;transform:translateY(12px);pointer-events:none}
.view.view-leaving{display:block;animation:cookie-page-out 250ms cubic-bezier(.4,0,1,1) both;pointer-events:none}
@keyframes cookie-page-in{0%{opacity:0;transform:translateY(12px)}55%{opacity:1}100%{opacity:1;transform:translateY(0)}}
@keyframes cookie-page-out{0%{opacity:1;transform:translateY(0)}100%{opacity:0;transform:translateY(-7px)}}
.page-container,.chat-content{animation:cookie-content-in 440ms cubic-bezier(.22,.75,.2,1) both}
@keyframes cookie-content-in{0%{opacity:0;transform:translateY(8px)}100%{opacity:1;transform:none}}
.send-btn:disabled{cursor:wait;opacity:.72}
.error-message .message-body{color:#efb0a8}
@media(prefers-reduced-motion:reduce){.view.is-visible,.view.view-leaving,.page-container,.chat-content{animation:none!important}.view.view-entering{opacity:1;transform:none}}

/* Reference-video cursor ribbons */
.cookie-trail{
  position:fixed;
  inset:0;
  width:100vw;
  height:100vh;
  pointer-events:none;
  z-index:2;
  opacity:.9;
}
.app-shell,
.sidebar-overlay,
.skip-link{
  position:relative;
  z-index:3;
}
@media(pointer:coarse){
  .cookie-trail{opacity:.58}
}
@media(prefers-reduced-motion:reduce){
  .cookie-trail{display:none}
}


/* Cookie settings and real-history controls */
.recent-list{display:grid;gap:3px;max-height:34vh;overflow:auto}
.recent-empty{padding:8px 0;color:var(--faint);font-size:11px;line-height:1.45}
.recent-item{width:100%;padding:9px 10px;border-radius:8px;text-align:left;color:var(--muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:background var(--fast) var(--ease),color var(--fast) var(--ease)}
.recent-item:hover{background:var(--surface-2);color:var(--text)}
.recent-item.active{background:var(--surface-2);color:var(--text)}
.control-row{display:flex;align-items:center;justify-content:space-between;gap:24px}
.control-row>span{min-width:0}
.control-row strong,.control-row small{display:block}
.control-row small{margin-top:3px;color:var(--muted);font-size:12px;line-height:1.45}
.setting-select{min-width:150px;height:38px;padding:0 10px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--text);outline:0}
.setting-select:focus{border-color:var(--accent)}
.choice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}
.choice-card{min-height:92px;padding:13px;text-align:left;border:1px solid var(--line);border-radius:10px;background:var(--surface);transition:border-color var(--fast) var(--ease),background var(--fast) var(--ease),transform var(--fast) var(--ease)}
.choice-card:hover{background:var(--surface-2);transform:translateY(-1px)}
.choice-card.selected{border-color:var(--accent);background:var(--accent-soft)}
.choice-card strong,.choice-card small{display:block}
.choice-card small{margin-top:5px;color:var(--muted);font-size:11px;line-height:1.4}
.range-row{display:flex;align-items:baseline;justify-content:space-between;gap:20px}
.range-row strong,.range-row small{display:block}
.range-row small{margin-top:3px;color:var(--muted);font-size:12px}
.range-row output{min-width:36px;text-align:right;color:var(--accent-strong);font-weight:700}
.range-input{width:100%;margin-top:18px;accent-color:var(--accent)}
.data-status{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px}
.data-status .status-dot{width:8px;height:8px;background:#9eb37a}
body.compact-messages .conversation{gap:16px}
body.compact-messages .message-row.user .message-body{padding:8px 11px}
body.animations-off *,body.animations-off *::before,body.animations-off *::after{animation:none!important;transition:none!important}
html[data-text-size="small"] body{font-size:13px}
html[data-text-size="large"] body{font-size:16px}
html[data-text-size="large"] .message-body p{line-height:1.65}
html[data-text-size="large"] .composer textarea{font-size:16px}
html[data-text-size="small"] .message-body p{font-size:13px}
.cursor-ribbons-off .cookie-trail{display:none}
@media(max-width:620px){
  .control-row{align-items:flex-start;flex-direction:column;gap:9px}
  .setting-select{width:100%}
  .choice-grid{grid-template-columns:1fr}
  .choice-card{min-height:0}
}

.keyboard-hints-off .shortcut-hint,.keyboard-hints-off .new-chat kbd{display:none}


/* Cookie rich-message rendering */
.message-body h1,.message-body h2,.message-body h3,.message-body h4,.message-body h5,.message-body h6{
  margin:18px 0 8px;
  color:var(--text);
  line-height:1.18;
  letter-spacing:-.02em;
}
.message-body h1{font-size:1.7em}
.message-body h2{font-size:1.42em}
.message-body h3{font-size:1.18em}
.message-body h4,.message-body h5,.message-body h6{font-size:1em}
.message-body p{margin:0 0 10px}
.message-body p:last-child{margin-bottom:0}
.message-body ul,.message-body ol{margin:8px 0 12px;padding-left:24px}
.message-body li{margin:4px 0}
.message-body strong{font-weight:700;color:var(--text)}
.message-body em{font-style:italic}
.message-body code:not(pre code){
  padding:2px 5px;
  border:1px solid var(--line);
  border-radius:5px;
  background:var(--surface-2);
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:.88em;
}
.code-block{
  margin:14px 0;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:10px;
  background:#171311;
}
.code-toolbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:36px;
  padding:0 8px 0 12px;
  border-bottom:1px solid var(--line);
  color:var(--muted);
  font-size:11px;
  text-transform:none;
}
.copy-code{
  min-height:30px;
  padding:4px 10px;
  border:1px solid var(--line);
  border-radius:6px;
  background:transparent;
  color:var(--text);
  font-size:11px;
  cursor:pointer;
}
.copy-code:hover{background:var(--surface-2)}
.code-block pre{
  margin:0;
  padding:14px;
  overflow:auto;
  white-space:pre;
  -webkit-overflow-scrolling:touch;
}
.code-block pre code{
  color:#f2e9df;
  font:12px/1.6 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;
}
.message-row.assistant .message-body{
  max-width:min(820px,calc(100vw - 72px));
}
@media(max-width:620px){
  .message-row.assistant .message-body{max-width:calc(100vw - 68px)}
  .message-body h1{font-size:1.5em}
  .message-body h2{font-size:1.3em}
  .message-body h3{font-size:1.12em}
  .code-block pre{font-size:11px}
}