.mobile-menu-btn{display:none;position:fixed;top:12px;left:12px;z-index:90;width:44px;height:44px;background:var(--bg-elev);border:1px solid var(--border);border-radius:8px;color:var(--text);cursor:pointer;align-items:center;justify-content:center;box-shadow:0 2px 8px #0000004d}.mobile-menu-btn:active{background:var(--bg-muted)}@media (min-width: 769px){.global-top-banner,.global-menu-btn{display:none!important}}@media (max-width: 768px){.mobile-menu-btn{display:flex}.layout-main{padding-top:68px!important;box-sizing:border-box!important}body:has(.chat-page-wrapper) .layout-main{padding-top:0!important}.global-top-banner{position:fixed!important;top:0!important;left:0!important;right:0!important;z-index:80!important;background:var(--bg)!important;border-bottom:1px solid var(--border)!important;height:64px!important;display:flex!important;align-items:center!important;gap:12px!important;padding:12px 12px 12px 68px!important;box-sizing:border-box!important;pointer-events:none!important}.global-top-banner *{pointer-events:auto!important}.global-top-banner .heading-lg{font-size:20px!important;white-space:nowrap!important;margin:0!important}.global-menu-btn{position:fixed!important;left:12px!important;top:10px!important;width:44px!important;height:44px!important;background:var(--bg-elev)!important;border:1px solid var(--border)!important;border-radius:8px!important;color:var(--text)!important;display:flex!important;align-items:center!important;justify-content:center!important;cursor:pointer!important;z-index:9999!important;pointer-events:auto!important;-webkit-tap-highlight-color:transparent!important;touch-action:manipulation!important}.global-menu-btn:active{background:var(--bg-muted)!important}.layout-main:not(:has(.chat-page-wrapper))>h1.heading-lg:first-child,.layout-main:not(:has(.chat-page-wrapper))>h1:first-child,.layout-main:not(:has(.chat-page-wrapper))>.container>h1.heading-lg:first-child,.layout-main:not(:has(.chat-page-wrapper))>.container>h1:first-child{display:none!important}.layout-main:not(:has(.chat-page-wrapper)){scroll-padding-top:72px!important}.layout-main:not(:has(.chat-page-wrapper))>.container{padding-top:8px!important}.layout-main:not(:has(.chat-page-wrapper))>.container>p.text-muted:first-of-type,.layout-main:not(:has(.chat-page-wrapper))>.container>p:first-of-type{margin-top:0!important}}:root{--font-family-sans: system-ui,-apple-system,"Inter","Segoe UI",Arial,sans-serif;--font-size-xs: 12px;--font-size-sm: 14px;--font-size-md: 16px;--font-size-lg: 20px;--font-size-xl: 32px;--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--btn-height: 44px;--btn-padding-x: 18px}body{font-family:var(--font-family-sans);font-size:var(--font-size-md);font-weight:var(--font-weight-regular)}html{scrollbar-gutter:stable}.heading-base{font-weight:var(--font-weight-semibold);line-height:1.2;letter-spacing:-.25px}.h1,.heading-xl{font-size:var(--font-size-xl);line-height:1.15;font-weight:var(--font-weight-semibold);margin:0 0 .5rem}.h2,.heading-lg{font-size:24px;line-height:1.18;font-weight:var(--font-weight-semibold);margin:0 0 .75rem}.heading-section{font-size:18px;font-weight:var(--font-weight-semibold);margin:1.25rem 0 .5rem;line-height:1.25}.text-muted{color:var(--text-muted)}.button-reset{background:none;border:none;padding:0;font:inherit;color:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:var(--btn-height);padding:0 var(--btn-padding-x);border-radius:var(--radius-lg);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;border:1px solid var(--btn-border, var(--border, currentColor));background:var(--btn-bg, var(--bg-elev, transparent));color:var(--btn-fg, var(--text, inherit));text-decoration:none;line-height:1;transition:background .15s ease,color .15s ease,border-color .15s ease,box-shadow .15s ease}.btn:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.btn-primary{background:var(--btn-primary-bg, var(--brand, #2563eb));color:var(--btn-primary-fg, var(--brand-contrast, #fff));border-color:var(--btn-primary-border, var(--brand, #2563eb))}.btn-primary:hover{background:var(--btn-primary-bg-hover, var(--brand-accent, #1d4ed8))}.btn-ghost{background:transparent;border-color:transparent;color:var(--btn-ghost-fg, var(--brand, currentColor))}.btn-ghost:hover{background:rgba(0,0,0,.04)}.btn-outline{background:var(--btn-outline-bg, var(--bg, transparent));color:var(--btn-outline-fg, var(--text, inherit))}.btn-sm{height:36px;padding:0 14px;font-size:var(--font-size-sm)}.btn-lg{height:52px;padding:0 22px;font-size:var(--font-size-md)}.flex{display:flex}.flex-col{flex-direction:column}.gap-sm{gap:8px}.gap-md{gap:16px}.card{background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px}.card h3{margin:0 0 4px;font-size:18px;font-weight:var(--font-weight-semibold)}.card p{margin:0;font-size:var(--font-size-sm);color:var(--text-muted)}.container{max-width:980px;margin:0 auto;padding:1rem}input[type=text],input[type=password],input[type=number],input[type=search],textarea,select{font-family:inherit;outline:none}input[type=text]:focus,input[type=password]:focus,input[type=number]:focus,input[type=search]:focus,textarea:focus,select:focus{border-color:var(--accent, #6aa0ff)!important;box-shadow:0 0 0 2px #6aa0ff38}@media (max-width: 768px){:root{--font-size-xl: 28px;--btn-height: 48px;--btn-padding-x: 16px}.container{padding:.75rem}.h1,.heading-xl{font-size:24px}.h2,.heading-lg{font-size:20px}.btn{min-height:48px}}