.sd-header-root{--sd-font-display:-apple-system,BlinkMacSystemFont,"SF Pro Display",system-ui,sans-serif;--sd-font-body:-apple-system,BlinkMacSystemFont,"SF Pro Text",system-ui,sans-serif;--sd-font-mono:"JetBrains Mono",ui-monospace,Menlo,monospace}.sd-header{position:fixed;inset:0 0 auto 0;z-index:100;height:var(--sd-header-h);background:color-mix(in oklch,var(--sd-bg) 82%,transparent);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid color-mix(in oklch,var(--sd-accent) 22%,var(--sd-border));overflow:visible}.sd-header-inner{position:relative;width:100%;height:100%;padding:0 var(--sd-gutter);display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;-moz-column-gap:16px;column-gap:16px}.sd-header--nav-hidden .sd-header-inner{grid-template-columns:1fr auto}.sd-header-brand{justify-self:start;z-index:1;min-width:0;gap:2px}.sd-brand,.sd-header-brand{display:flex;align-items:center}.sd-brand{gap:8px;flex-shrink:0;text-decoration:none;color:inherit}.sd-brand:hover{opacity:.88}.sd-brand-mark{width:28px;height:28px;border-radius:8px;-o-object-fit:cover;object-fit:cover}.sd-brand-name{font-family:var(--sd-font-display);font-size:17px;font-weight:700;letter-spacing:-.02em;white-space:nowrap;background:linear-gradient(90deg,oklch(72% .16 255),oklch(68% .2 295),oklch(72% .16 255));background-size:200% auto;-webkit-background-clip:text;background-clip:text;color:transparent;animation:sd-header-brand-shift 8s linear infinite}@keyframes sd-header-brand-shift{0%{background-position:0}to{background-position:200%}}.sd-nav{position:relative;justify-self:center;z-index:5;display:flex;align-items:center;justify-content:center;gap:2px;width:-moz-max-content;width:max-content;max-width:min(100%,calc(100vw - 360px));overflow:visible}.sd-header--nav-hidden .sd-nav{display:none}.sd-nav-link,.sd-nav-trigger{display:inline-flex;align-items:center;gap:5px;padding:8px 12px;border-radius:8px;font-family:var(--sd-font-body);font-size:14px;font-weight:500;line-height:1.2;color:var(--sd-muted);white-space:nowrap;text-decoration:none;background:none;border:none;cursor:pointer;transition:color .15s,background .15s}.sd-nav-item.is-open>.sd-nav-trigger,.sd-nav-link.is-active,.sd-nav-link:hover,.sd-nav-trigger:hover{color:var(--sd-fg);background:var(--sd-fg-soft)}.sd-header-login:focus-visible,.sd-link-pricing:focus-visible,.sd-menu-toggle:focus-visible,.sd-nav-link:focus-visible,.sd-nav-trigger:focus-visible{outline:2px solid var(--sd-accent);outline-offset:2px}.sd-nav-trigger svg{width:14px;height:14px;opacity:.7;transition:transform .2s}.sd-nav-item.is-open>.sd-nav-trigger svg{transform:rotate(180deg)}.sd-nav-item{position:relative}.sd-nav-item.is-open{z-index:10}.sd-mega{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(6px);z-index:20;min-width:520px;max-width:min(680px,calc(100vw - 32px));padding:20px;background:var(--sd-surface-elevated);border:1px solid var(--sd-border);border-radius:var(--sd-radius-lg);box-shadow:var(--sd-menu-shadow);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .18s,transform .18s,visibility .18s}.sd-nav-item.is-open .sd-mega{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}.sd-mega--compact{min-width:280px}.sd-mega--wide{min-width:600px}.sd-mega-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.sd-mega-grid--single{grid-template-columns:1fr}.sd-mega-label{font-family:var(--sd-font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--sd-muted);margin:0 0 10px;padding-bottom:8px;border-bottom:1px solid var(--sd-border)}.sd-mega-label--accent{color:var(--sd-accent)}.sd-mega-link,.sd-mega-list,.sd-model-row{display:flex;flex-direction:column;gap:2px}.sd-mega-link,.sd-model-row{padding:10px 12px;border-radius:8px;text-decoration:none;color:inherit;transition:background .12s}.sd-mega-link.is-active,.sd-mega-link:hover,.sd-model-row.is-active,.sd-model-row:hover{background:var(--sd-fg-soft)}.sd-mega-title,.sd-model-name{font-size:14px;font-weight:600;color:var(--sd-fg);line-height:1.3}.sd-mega-desc,.sd-model-desc{font-size:12px;color:var(--sd-muted);line-height:1.4}.sd-mega-footer{margin-top:16px;padding-top:12px;border-top:1px solid var(--sd-border);display:flex;align-items:center;justify-content:flex-start}.sd-mega-footer a{font-size:13px;color:var(--sd-accent);font-weight:500;text-decoration:none}.sd-mega-footer a:hover{text-decoration:underline}.sd-header-actions{justify-self:end;z-index:1;display:flex;align-items:center;justify-content:flex-end;gap:12px;min-width:0}.sd-link-pricing{font-size:14px;font-weight:600;color:var(--sd-pricing);text-decoration:none;white-space:nowrap}.sd-link-pricing:hover{color:var(--sd-pricing-hover)}.sd-header .sd-header-login{padding:8px 16px;border-radius:8px;font-size:14px;font-weight:600;color:var(--sd-fg);transition:opacity .15s}.sd-header .sd-header-login,.sd-header .sd-header-login:hover{background:linear-gradient(135deg,oklch(52% .2 255),oklch(54% .22 295))}.sd-header .sd-header-login:hover{opacity:.9}.sd-menu-toggle{display:none;padding:8px;margin-left:-8px;color:var(--sd-muted);border-radius:8px;background:none;border:none;cursor:pointer;place-items:center;flex-shrink:0}.sd-menu-toggle:hover{color:var(--sd-fg);background:var(--sd-fg-soft)}.sd-header-drawer{display:none;position:fixed;inset:var(--sd-header-h) 0 0 0;z-index:99;background:var(--sd-bg);background:color-mix(in oklch,var(--sd-bg) 96%,#000);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);overflow-y:auto;padding:16px var(--sd-gutter) 32px;transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .2s,transform .2s,visibility .2s}.sd-header-drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}.sd-accordion{border-bottom:1px solid var(--sd-border)}.sd-accordion-trigger{display:flex;align-items:center;justify-content:space-between;width:100%;padding:14px 0;font-size:15px;font-weight:600;color:var(--sd-fg);text-align:left;background:none;border:none;cursor:pointer;font-family:var(--sd-font-body)}.sd-accordion-trigger svg{width:18px;height:18px;color:var(--sd-muted);flex-shrink:0;transition:transform .2s}.sd-accordion.is-open>.sd-accordion-trigger svg{transform:rotate(180deg)}.sd-accordion-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .22s ease}.sd-accordion.is-open>.sd-accordion-panel{grid-template-rows:1fr}.sd-accordion-inner{overflow:hidden}.sd-accordion.is-open>.sd-accordion-panel .sd-accordion-inner{padding-bottom:16px}.sd-drawer-label{font-family:var(--sd-font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--sd-muted);margin:4px 0 8px}.sd-drawer-label--accent{margin-top:12px;color:var(--sd-accent)}.sd-drawer-link{display:block;padding:12px 0;font-size:15px;font-weight:500;color:var(--sd-fg);text-decoration:none;border-bottom:1px solid var(--sd-border)}.sd-drawer-link.is-active{color:var(--sd-fg);font-weight:600}.sd-drawer-explore{margin-top:12px;font-size:12px;color:var(--sd-accent);font-weight:500;border-bottom:none}.sd-drawer-models{display:flex;flex-direction:column;margin-top:4px}.sd-drawer-model{display:flex;align-items:flex-start;padding:10px 0 10px 12px;border-bottom:1px solid var(--sd-border);text-decoration:none;color:inherit}.sd-drawer-model .sd-model-name{display:block;font-weight:500}.sd-drawer-model .sd-model-desc{display:block}@media (max-width:1100px){.sd-nav-link,.sd-nav-trigger{padding:8px;font-size:13px}}@media (max-width:1023px){.sd-header-inner{grid-template-columns:1fr auto;-moz-column-gap:8px;column-gap:8px}.sd-nav{display:none}.sd-menu-toggle{display:grid}.sd-header-drawer{display:block}}@media (max-width:640px){.sd-link-pricing{display:none}.sd-brand-name{font-size:15px}}@media (prefers-reduced-motion:reduce){.sd-brand-name{animation:none}.sd-accordion-panel,.sd-accordion-trigger svg,.sd-header-drawer,.sd-mega,.sd-nav-trigger svg{transition:none}}