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var(--color-danger);border-radius:var(--radius-sm);background:var(--color-danger-bg);color:var(--color-danger-text);font-size:.9375rem}.signin-error[hidden]{display:none}.account{max-width:var(--width-workspace);gap:var(--space-5);margin-inline:auto;display:grid}.account-section{padding:var(--space-5);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);box-shadow:var(--shadow-sheet)}.account-section h2{font-size:1.1875rem}.account-section p,.account-section form{margin-top:var(--space-3)}.account-table-wrap{margin-top:var(--space-3);overflow-x:auto}.account-table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;font-size:.9375rem}.account-table th,.account-table td{padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--color-border);text-align:left;white-space:nowrap}.account-table th{color:var(--color-text-muted);font-size:.8125rem;font-weight:600}.account-cap{text-transform:capitalize}.account-tag{margin-left:var(--space-2);border-radius:var(--radius-sm);background:var(--color-warning-bg);color:var(--color-warning-text);padding:1px 6px;font-size:.8125rem}.account-danger{margin-top:var(--space-4)}.account-danger summary{cursor:pointer;min-height:44px;color:var(--color-text-secondary);align-items:center;display:flex}.dw-btn-danger{background:var(--color-danger);color:var(--color-bg);border-color:var(--color-danger)}.auth-confirm{margin-top:var(--space-4)}@media (width<=639px){.signin,.account-section{padding:var(--space-4)}.site-header .shell{gap:var(--space-2)}.header-end{gap:var(--space-1)}.auth-signin,.theme-toggle,.auth-account{padding-inline:var(--space-2);font-size:.875rem}}.dw-signin-offer{margin-top:var(--space-2)}:root{color-scheme:light dark;--color-bg:light-dark(#f7f6f2,#121413);--color-surface:light-dark(#fffffd,#1a1d1b);--color-surface-muted:light-dark(#efeee8,#232725);--color-border:light-dark(#dedcd3,#2d322f);--color-border-strong:light-dark(#a9a79b,#5b625e);--color-text:light-dark(#1b1c1a,#ecebe5);--color-text-secondary:light-dark(#4a4c47,#c3c4bd);--color-text-muted:light-dark(#62645d,#9a9d95);--color-accent:light-dark(#0b6b5d,#5fc4b0);--color-accent-hover:light-dark(#08574b,#82d6c5);--color-accent-subtle:light-dark(#e2efeb,#173530);--color-on-accent:light-dark(#fff,#06201b);--color-success:light-dark(#1f7a4d,#6fd09a);--color-warning:light-dark(#8a5a00,#e6c14d);--color-danger:light-dark(#b3261e,#ff8a80);--color-danger-bg:light-dark(#fbeceb,#3a1b19);--color-danger-text:light-dark(#7a1a14,#ffd2cd);--color-warning-bg:light-dark(#f6ecc4,#3a3012);--color-warning-text:light-dark(#4e3c00,#f3dfa0);--color-logo-mark:light-dark(#ffb4a0,#7a2b18);--color-ai-bg:light-dark(#f8dfd6,#3a1f18);--color-ai-line:light-dark(#9c2f19,#ff9a80);--color-mixed-bg:light-dark(#f6ecc4,#3a3012);--color-mixed-line:light-dark(#7a5c00,#e6c14d);--color-human-line:light-dark(#17683f,#6fd09a);--radius-sm:4px;--radius-md:6px;--radius-lg:10px;--shadow-sm:0 1px 2px #1b1c1a0f;--shadow-sheet:0 1px 2px #1b1c1a0f, 0 10px 24px -14px #1b1c1a38;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.5rem;--space-6:2rem;--space-7:3rem;--space-8:4.5rem;--space-9:6rem;--width-shell:1200px;--width-workspace:920px;--width-prose:720px;--header-height:60px;--duration:.16s;--ease:cubic-bezier(.2, 0, 0, 1);--font-sans:var(--font-geist), system-ui, sans-serif;--font-doc:"Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif}:root[data-theme=light]{color-scheme:light}:root[data-theme=dark]{color-scheme:dark}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--shadow-sm:0 0 0 1px #ffffff0a;--shadow-sheet:0 0 0 1px #ffffff0a}}:root[data-theme=dark]{--shadow-sm:0 0 0 1px #ffffff0a;--shadow-sheet:0 0 0 1px #ffffff0a}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}.shell{width:100%;max-width:var(--width-shell);margin-inline:auto;padding-inline:max(16px,4vw)}.prose-col{max-width:var(--width-prose)}.skip-link{left:var(--space-3);background:var(--color-surface);padding:var(--space-2) var(--space-3);border:1px solid var(--color-border-strong);border-radius:var(--radius-md);z-index:20;text-decoration-line:none;position:absolute;top:-100px}.skip-link:focus{top:var(--space-3)}.visually-hidden{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.site-header{border-bottom:1px solid var(--color-border);background:var(--color-bg)}.site-header .shell{justify-content:space-between;align-items:center;gap:var(--space-4);min-height:var(--header-height);display:flex}.brand{align-items:center;gap:var(--space-2);color:var(--color-text);letter-spacing:-.015em;white-space:nowrap;font-weight:650;text-decoration:none;display:inline-flex}.brand:hover{color:var(--color-text)}.nav{gap:var(--space-1);flex-wrap:wrap;font-size:.9375rem;display:flex}.nav a{color:var(--color-text-secondary);padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);min-height:44px;transition:background var(--duration) var(--ease), color var(--duration) var(--ease);align-items:center;text-decoration:none;display:inline-flex}.nav a:hover{background:var(--color-surface-muted);color:var(--color-text)}.nav a[aria-current=page]{color:var(--color-text);font-weight:600}.site-footer{margin-top:var(--space-9);border-top:1px solid var(--color-border);padding-block:var(--space-7);color:var(--color-text-secondary);font-size:.9375rem}.footer-grid{gap:var(--space-6);grid-template-columns:repeat(auto-fit,minmax(160px,1fr));display:grid}.footer-grid h2{text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);margin-bottom:var(--space-3);font-size:.8125rem;font-weight:600}.footer-grid ul{gap:var(--space-1);margin:0;padding:0;list-style:none;display:grid}.footer-grid a{color:var(--color-text-secondary);padding-block:var(--space-1);text-decoration-line:none;display:inline-block}.footer-note{margin-top:var(--space-6);color:var(--color-text-muted);max-width:62ch;font-size:.875rem}.page-intro{padding-top:clamp(var(--space-6), 5vw, var(--space-8));padding-bottom:var(--space-5);max-width:var(--width-workspace);margin-inline:auto}.eyebrow{color:var(--color-text-muted);margin-bottom:var(--space-3);font-size:.875rem;font-weight:550}.hl{background:linear-gradient(var(--color-ai-line), var(--color-ai-line)) 0 100% / 100% 3px no-repeat;padding-bottom:.08em}@media (prefers-reduced-motion:no-preference){.hl{animation:hl-draw .42s var(--ease) .2s backwards}}@keyframes hl-draw{0%{background-size:0 3px}}.trust-strip{gap:var(--space-2) var(--space-5);margin:var(--space-4) auto 0;max-width:var(--width-workspace);color:var(--color-text-secondary);padding:0;font-size:.875rem;list-style:none;display:grid}@media (width>=720px){.trust-strip{grid-template-columns:repeat(3,auto);justify-content:space-between}}.trust-strip li:before{content:"";background:var(--color-accent);border-radius:1px;width:8px;height:8px;margin-right:8px;display:inline-block}.lede{margin-top:var(--space-3);color:var(--color-text-secondary);max-width:60ch;font-size:clamp(1.0625rem,1rem + .3vw,1.1875rem)}.breadcrumbs{color:var(--color-text-muted);margin-bottom:var(--space-3);font-size:.875rem}.breadcrumbs ol{gap:var(--space-2);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.breadcrumbs li+li:before{content:"/";margin-right:var(--space-2);color:var(--color-border-strong)}.breadcrumbs a{color:var(--color-text-muted);text-decoration-line:none}.content-section{max-width:var(--width-prose);padding-top:var(--space-8);margin-inline:auto}.content-section>h2+*,.content-section p+p,.content-section ul+p,.content-section p+ul,.content-section ol+p,.content-section p+ol{margin-top:var(--space-4)}.content-section ul,.content-section ol{gap:var(--space-2);padding-left:1.25rem;display:grid}.content-section ul{list-style:outside}.content-section ol{list-style:decimal}.content-section h3{margin-top:var(--space-6)}.content-section h3+*{margin-top:var(--space-2)}.faq details{border-top:1px solid var(--color-border);padding-block:var(--space-4)}.faq details:last-of-type{border-bottom:1px solid var(--color-border)}.faq summary{cursor:pointer;justify-content:space-between;gap:var(--space-3);align-items:center;min-height:44px;font-weight:600;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--color-text-muted);font-size:1.25rem;line-height:1}.faq details[open] summary:after{content:"–"}.faq details>p{margin-top:var(--space-2);color:var(--color-text-secondary)}.related{gap:var(--space-3);margin-top:var(--space-4);grid-template-columns:repeat(auto-fit,minmax(220px,1fr));display:grid}.related a{padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text);transition:border-color var(--duration) var(--ease);text-decoration:none;display:block}.related a:hover{border-color:var(--color-border-strong)}.related strong{font-weight:600;display:block}.related span{color:var(--color-text-secondary);font-size:.9375rem}.callout{border-left:3px solid var(--color-accent);background:var(--color-accent-subtle);padding:var(--space-4);border-radius:0 var(--radius-md) var(--radius-md) 0;color:var(--color-text)}.meta-line{color:var(--color-text-muted);font-size:.875rem}@media (width<=639px){.nav .desktop-only{display:none}.nav a{padding-inline:var(--space-2)}}.article h2{margin-top:var(--space-7)}.article h2:first-child{margin-top:0}.article table{border-collapse:collapse;width:100%;margin-block:var(--space-4);font-size:.9375rem}.article th,.article td{text-align:left;padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--color-border);vertical-align:top}.article blockquote{margin:var(--space-4) 0;padding-left:var(--space-4);border-left:3px solid var(--color-border-strong);color:var(--color-text-secondary)}.guide-list{gap:var(--space-4);padding:0;list-style:none;display:grid}.guide-list a{font-size:1.125rem;font-weight:600}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}