:root,[data-theme=default]{--sb-primary:#367588;--sb-secondary:#B2AC88;--sb-accent:#C7976F;--sb-on-primary:#F8F8F8;--sb-primary-on-surface:#367588}[data-theme=oranges]{--sb-primary:#B5673A;--sb-secondary:#C4A882;--sb-accent:#E8C5A0;--sb-on-primary:#F8F8F8;--sb-primary-on-surface:#A35D34}[data-theme=greens]{--sb-primary:#5F7A6E;--sb-secondary:#8A9E7E;--sb-accent:#B8CCAA;--sb-on-primary:#F8F8F8;--sb-primary-on-surface:#5F7A6E}:root{--sb-bg:#FFFFFF;--sb-surface:#F8F8F8;--sb-surface-elevated:#F7F7F7;--sb-surface-disabled:#E8E8E8;--sb-text:#0F0F0F;--sb-text-2:#898989;--sb-border:rgba(0,0,0,.08);--sb-glass:rgba(255,255,255,.4);--sb-destructive:#FF3B30;--sb-success:#34C759;--sb-warning:#FF9500;--sb-info:#007AFF;--sb-premium-top:#102329;--sb-premium-mid:#0C1A1E;--sb-premium-bottom:#081013;--sb-premium-gold:#EBD2BC;color-scheme:light dark;--sp-xs:4px;--sp-s:8px;--sp-m:12px;--sp-l:16px;--sp-xl:20px;--sp-2xl:24px;--sp-3xl:32px;--r-small:8px;--r-medium:12px;--r-button:14px;--r-surface:16px;--r-card:20px;--r-sheet:28px;--r-pill:100px;--shadow-close:0 3px 6px rgba(0,0,0,.1);--shadow-card:0 4px 8px rgba(0,0,0,.08);--shadow-far:0 10px 28px rgba(0,0,0,.12);--w-readable:680px;--w-auth:520px;--w-onboarding:560px;--tap:44px;--font-serif: ui-serif, "New York", "Iowan Old Style", "Source Serif 4", Georgia, "Times New Roman", serif;--font-system: -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-rounded: ui-rounded, "SF Pro Rounded", -apple-system, system-ui, sans-serif;--font-body: var(--font-serif);--fs-large-title:2.125rem;--lh-large-title:1.206;--fs-title:1.75rem;--lh-title:1.214;--fs-title2:1.375rem;--lh-title2:1.273;--fs-title3:1.25rem;--lh-title3:1.25;--fs-headline:1.0625rem;--lh-headline:1.294;--fs-body:1.0625rem;--lh-body:1.294;--fs-callout:1rem;--lh-callout:1.3125;--fs-subheadline:.9375rem;--lh-subheadline:1.333;--fs-footnote:.8125rem;--lh-footnote:1.385;--fs-caption:.75rem;--lh-caption:1.333;--fs-caption2:.6875rem;--lh-caption2:1.18;--ease-spring: cubic-bezier(.2,.8,.2,1);--dur-fast:.15s;--dur:.25s;--dur-slow:.4s}[data-font=system]{--font-body: var(--font-system)}@media(prefers-color-scheme:dark){:root{--sb-bg:#121214;--sb-surface:#282830;--sb-surface-elevated:#292929;--sb-surface-disabled:#2E2E2E;--sb-text:#F8F8F8;--sb-text-2:#A9A9A9;--sb-border:rgba(255,255,255,.1);--sb-glass:rgba(0,0,0,.3);--sb-destructive:#FF453A;--sb-success:#30D158;--sb-warning:#FF9F0A;--sb-info:#0A84FF;--shadow-card:0 4px 8px rgba(0,0,0,.3)}:root,[data-theme=default]{--sb-primary:#367588;--sb-secondary:#98A869;--sb-accent:#EBD2BC;--sb-on-primary:#F8F8F8;--sb-primary-on-surface:#5E91A0}[data-theme=oranges]{--sb-primary:#C97B50;--sb-secondary:#D4B896;--sb-accent:#F0D8BC;--sb-on-primary:#0F0F0F;--sb-primary-on-surface:#C97B50}[data-theme=greens]{--sb-primary:#7A9A8A;--sb-secondary:#9EB08F;--sb-accent:#C8DAB8;--sb-on-primary:#0F0F0F;--sb-primary-on-surface:#7A9A8A}}@media(prefers-reduced-motion:reduce){:root{--dur-fast:0ms;--dur:0ms;--dur-slow:0ms}}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}html,body,#root{height:100%}body{margin:0;background:var(--sb-bg);color:var(--sb-text);font-family:var(--font-body);font-size:var(--fs-body);line-height:var(--lh-body);-webkit-font-smoothing:antialiased}:lang(ar),:lang(he),:lang(th),:lang(ja),:lang(ko),:lang(zh-Hant){--font-body: var(--font-system)}button,input,textarea,select{font:inherit;color:inherit}a{color:var(--sb-primary-on-surface)}:focus-visible{outline:2px solid var(--sb-primary-on-surface);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.tabular{font-family:var(--font-rounded);font-variant-numeric:tabular-nums}.readable{width:100%;max-width:var(--w-readable);margin-inline:auto;padding-inline:var(--sp-l)}.text-2{color:var(--sb-text-2)}.sb-btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--sp-s);min-height:52px;padding:0 var(--sp-xl);border-radius:var(--r-button);border:0;cursor:pointer;font-family:var(--font-body);font-size:var(--fs-headline);font-weight:600;text-decoration:none;transition:transform var(--dur-fast) var(--ease-spring),opacity var(--dur-fast)}.sb-btn:active{transform:scale(.97)}.sb-btn:disabled{opacity:.45;cursor:not-allowed;transform:none}.sb-btn--primary{background:var(--sb-primary);color:var(--sb-on-primary);box-shadow:var(--shadow-close)}.sb-btn--secondary{background:color-mix(in srgb,var(--sb-primary) 12%,transparent);color:var(--sb-primary-on-surface);border-radius:12px}.sb-btn--ghost{background:transparent;color:var(--sb-primary-on-surface);border-radius:10px;min-height:var(--tap)}.sb-btn--destructive{background:var(--sb-destructive);color:#fff}.sb-btn--block{width:100%}.sb-card{background:var(--sb-surface);border:1px solid var(--sb-border);border-radius:var(--r-card);padding:var(--sp-l);box-shadow:var(--shadow-card)}.sb-field{display:flex;flex-direction:column;gap:6px}.sb-field label{font-size:var(--fs-footnote);color:var(--sb-text-2)}.sb-input{width:100%;min-width:0;min-height:50px;padding:0 var(--sp-l);border-radius:var(--r-medium);background:var(--sb-surface);border:1px solid var(--sb-border);font-size:var(--fs-body)}.sb-input:focus{outline:none;border-color:var(--sb-primary-on-surface)}.sb-error{color:var(--sb-destructive);font-size:.875rem;font-weight:500}.sb-sticky-cta{position:sticky;bottom:0;padding:8px var(--sp-l) 12px;background:color-mix(in srgb,var(--sb-bg) 96%,transparent);max-width:var(--w-readable);margin-inline:auto;width:100%}.sb-skeleton{background:linear-gradient(90deg,var(--sb-surface) 25%,var(--sb-surface-disabled) 50%,var(--sb-surface) 75%);background-size:200% 100%;animation:sb-shimmer 1.4s infinite;border-radius:var(--r-small)}@keyframes sb-shimmer{to{background-position:-200% 0}}.sb-spinner{width:20px;height:20px;border-radius:50%;border:2px solid currentColor;border-right-color:transparent;animation:sb-spin .8s linear infinite}@keyframes sb-spin{to{transform:rotate(360deg)}}.sb-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--r-pill);background:color-mix(in srgb,var(--sb-primary) 10%,transparent);color:var(--sb-primary-on-surface);font-size:var(--fs-caption);font-weight:600}.sb-sheet{background:var(--sb-bg);color:var(--sb-text);border:0;width:100%;max-width:640px;max-height:92vh;overflow:auto;border-radius:var(--r-sheet) var(--r-sheet) 0 0;padding:var(--sp-2xl);margin:auto auto 0}.sb-sheet::backdrop{background:#00000059}@media(min-width:768px){.sb-sheet{border-radius:var(--r-sheet);margin:auto}}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}.sb-btn,.app-navigation a,.ch-iconbtn,.ch-send,.ch-menu__item,.ch-conv__link,.ch-subject,.ch-tool,.tl-chip,.tl-opt,.sb-input,.ch-composer__box{transition:background-color var(--dur-fast) var(--ease-spring),color var(--dur-fast),border-color var(--dur-fast),box-shadow var(--dur-fast),transform var(--dur-fast) var(--ease-spring)}.sb-input:focus-visible{outline:2px solid var(--sb-primary-on-surface);outline-offset:2px}@media(hover:hover){.sb-btn:not(:disabled):hover{filter:brightness(.97)}}.sb-sheet[open],.ch-menu{animation:sb-enter .18s cubic-bezier(.22,1,.36,1)}@keyframes sb-enter{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@media(pointer:coarse){.app-frame .ch-iconbtn--small,.app-frame .ch-textbtn{min-width:44px;min-height:44px}}@media(prefers-reduced-motion:reduce){.sb-skeleton,.sb-spinner,.sb-sheet[open],.ch-menu{animation:none}.sb-btn:active{transform:none}}.app-frame{min-height:100%}.app-frame--signed-in{--app-navigation-height: 56px}.app-navigation{height:var(--app-navigation-height);display:flex;align-items:center;justify-content:space-between;gap:12px;padding-inline:16px;background:var(--sb-bg);border-block-end:1px solid var(--sb-border)}.app-navigation a{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:6px 10px;border-radius:10px;color:var(--sb-text-2);font-size:.875rem;text-decoration:none;white-space:nowrap}.app-navigation nav{display:flex;gap:4px;align-items:center;min-width:0}.app-navigation a:hover,.app-navigation a[aria-current=page]{background:var(--sb-surface);color:var(--sb-text)}.app-navigation .app-navigation__ai{color:var(--sb-text);font-weight:700}[dir=rtl] .app-navigation__website svg{transform:scaleX(-1)}@media(max-width:540px){.app-navigation{padding-inline:8px;gap:2px}.app-navigation a{font-size:.75rem;padding-inline:6px}.app-navigation .app-navigation__ai{display:none}.app-navigation__website{min-width:0}.app-navigation__website span{overflow:hidden;text-overflow:ellipsis}.app-navigation nav a:last-child{max-width:116px;overflow:hidden;text-overflow:ellipsis;display:block;line-height:32px}}