*,*:before,*:after{box-sizing:border-box}*{margin:0}html{-webkit-text-size-adjust:100%;-moz-tab-size:4;tab-size:4}body{min-height:100vh;line-height:var(--leading-normal);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit;line-height:var(--leading-tight)}img,picture,svg,video,canvas{display:block;max-width:100%}input,button,textarea,select{font:inherit;color:inherit}button{cursor:pointer;background:none;border:none;padding:0}a{color:inherit;text-decoration:inherit}ul[role=list],ol[role=list]{list-style:none;padding:0}:focus-visible{outline:2px solid var(--color-focus-ring);outline-offset:2px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}:root{--brand-ink: #141413;--brand-paper: #f0eee6;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, "Helvetica Neue", sans-serif;--font-mono: ui-monospace, "SF Mono", "Cascadia Code", "Roboto Mono", Menlo, Consolas, monospace;--text-xs: .75rem;--text-sm: .8125rem;--text-base: .9375rem;--text-md: 1rem;--text-lg: 1.125rem;--text-xl: 1.375rem;--text-2xl: 1.75rem;--text-3xl: 2.25rem;--leading-tight: 1.2;--leading-snug: 1.35;--leading-normal: 1.55;--weight-regular: 400;--weight-medium: 500;--weight-semibold: 600;--tracking-tight: -.01em;--tracking-wide: .02em;--space-0: 0;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--radius-sm: 4px;--radius-md: 7px;--radius-lg: 12px;--radius-pill: 999px;--duration-fast: .12s;--duration-base: .18s;--ease-standard: cubic-bezier(.2, 0, 0, 1);--nav-width: 232px;--topbar-height: 56px;--content-max: 1120px;--shell-frame: #141413;--shell-panel: #01020a;--notch-width: 58px;--notch-curve: 20px;--content-inset: calc(var(--notch-width) + var(--notch-curve));--body-pad-top: var(--space-3);--body-pad-right: var(--content-inset);--body-pad-bottom: var(--space-8);--body-pad-left: calc(var(--content-inset) / 2);--rail-gutter: 6px;--rail-pill: 48px;--rail-item-gap: 2px;--rail-label-pull: 4px;--rail-width: calc(var(--rail-pill) + 2 * var(--rail-gutter));--rail-label: 92px;--rail-width-open: calc(var(--rail-width) + var(--rail-label) + var(--space-4));--shell-gap: 12px;--shell-topbar: 46px;--shell-radius: 16px;--z-nav: 100;--z-dropdown: 200;--z-banner: 300;--z-modal: 400;--z-toast: 600}:root,:root[data-theme=light]{color-scheme:light;--color-bg: #f2f3f8;--color-surface: color-mix(in srgb, #f2f3f8 60%, white);--color-surface-raised: color-mix(in srgb, #f2f3f8 35%, white);--color-surface-sunken: color-mix(in srgb, #f2f3f8 95%, var(--brand-ink));--color-text: var(--brand-ink);--color-text-muted: #56544c;--color-text-subtle: #797668;--color-text-inverse: var(--brand-paper);--color-border: color-mix(in srgb, #f2f3f8 85%, var(--brand-ink));--color-border-strong: color-mix(in srgb, #f2f3f8 72%, var(--brand-ink));--color-accent: #00008f;--color-accent-hover: color-mix(in srgb, #00008f 86%, var(--brand-ink));--color-accent-active: color-mix(in srgb, #00008f 74%, var(--brand-ink));--color-accent-text: #ffffff;--color-accent-emphasis: #037296;--color-accent-soft: color-mix(in srgb, #00008f 12%, #f2f3f8);--color-link: #037296;--color-focus-ring: #037296;--color-danger: #b3261e;--color-danger-text: #ffffff;--color-success: #2f6f43;--color-warning: #8a5a00;--color-toast-success: #147a45;--color-toast-error: #b3261e;--color-toast-text: #ffffff;--shadow-1: 0 1px 2px rgba(20, 20, 19, .07), 0 1px 1px rgba(20, 20, 19, .04);--shadow-2: 0 4px 12px rgba(20, 20, 19, .1), 0 1px 3px rgba(20, 20, 19, .06);--shadow-overlay: 0 16px 40px rgba(20, 20, 19, .18)}:root[data-theme=dark]{color-scheme:dark;--color-bg: #01020a;--color-surface: color-mix(in srgb, #01020a 88%, var(--brand-paper));--color-surface-raised: color-mix(in srgb, #01020a 84%, var(--brand-paper));--color-surface-sunken: color-mix(in srgb, #01020a 95%, var(--brand-paper));--color-text: var(--brand-paper);--color-text-muted: #a8a498;--color-text-subtle: #7f7c71;--color-text-inverse: var(--brand-ink);--color-border: color-mix(in srgb, #01020a 79%, var(--brand-paper));--color-border-strong: color-mix(in srgb, #01020a 69%, var(--brand-paper));--color-accent: #00008b;--color-accent-hover: color-mix(in srgb, #00008b 86%, white);--color-accent-active: color-mix(in srgb, #00008b 74%, white);--color-accent-text: #ffffff;--color-accent-emphasis: #05baf5;--color-accent-soft: color-mix(in srgb, #00008b 16%, #01020a);--color-link: #05baf5;--color-focus-ring: #05baf5;--color-danger: #e0655c;--color-danger-text: #1a0c0a;--color-success: #6fbf8a;--color-warning: #d8a54a;--shadow-1: 0 1px 2px rgba(0, 0, 0, .4);--shadow-2: 0 4px 14px rgba(0, 0, 0, .5);--shadow-overlay: 0 16px 40px rgba(0, 0, 0, .6)}@media(prefers-color-scheme:dark){:root:not([data-theme=light]):not([data-theme=dark]){color-scheme:dark;--color-bg: #01020a;--color-surface: color-mix(in srgb, #01020a 88%, var(--brand-paper));--color-surface-raised: color-mix(in srgb, #01020a 84%, var(--brand-paper));--color-surface-sunken: color-mix(in srgb, #01020a 95%, var(--brand-paper));--color-text: var(--brand-paper);--color-text-muted: #a8a498;--color-text-subtle: #7f7c71;--color-text-inverse: var(--brand-ink);--color-border: color-mix(in srgb, #01020a 79%, var(--brand-paper));--color-border-strong: color-mix(in srgb, #01020a 69%, var(--brand-paper));--color-accent: #00008b;--color-accent-hover: color-mix(in srgb, #00008b 86%, white);--color-accent-active: color-mix(in srgb, #00008b 74%, white);--color-accent-text: #ffffff;--color-accent-emphasis: #05baf5;--color-accent-soft: color-mix(in srgb, #00008b 16%, #01020a);--color-link: #05baf5;--color-focus-ring: #05baf5;--color-danger: #e0655c;--color-danger-text: #1a0c0a;--color-success: #6fbf8a;--color-warning: #d8a54a;--shadow-1: 0 1px 2px rgba(0, 0, 0, .4);--shadow-2: 0 4px 14px rgba(0, 0, 0, .5);--shadow-overlay: 0 16px 40px rgba(0, 0, 0, .6)}}.tv-btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);font:inherit;font-weight:var(--weight-medium);font-size:var(--text-base);line-height:1;height:40px;padding:0 var(--space-5);border:1px solid transparent;border-radius:var(--radius-md);cursor:pointer;white-space:nowrap;transition:background-color var(--duration-fast) var(--ease-standard),border-color var(--duration-fast) var(--ease-standard),color var(--duration-fast) var(--ease-standard)}.tv-btn:disabled{cursor:not-allowed;opacity:.55}.tv-btn--primary{background-color:var(--color-accent);color:var(--color-accent-text)}.tv-btn--primary:hover:not(:disabled){background-color:var(--color-accent-hover)}.tv-btn--primary:active:not(:disabled){background-color:var(--color-accent-active)}.tv-btn--secondary{background-color:var(--color-surface);color:var(--color-text);border-color:var(--color-border-strong)}.tv-btn--secondary:hover:not(:disabled){border-color:var(--color-text-subtle)}.tv-btn--ghost{background-color:transparent;color:var(--color-text)}.tv-btn--ghost:hover:not(:disabled){background-color:var(--color-surface-sunken)}.tv-btn__spinner{width:14px;height:14px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:tv-spin .6s linear infinite}.tv-btn__icon{display:inline-flex;margin-left:calc(-1 * var(--space-1))}@keyframes tv-spin{to{transform:rotate(360deg)}}.tv-icon{display:inline-block;flex:none;vertical-align:middle}.tv-field{display:flex;flex-direction:column;gap:var(--space-2)}.tv-field__label{font-size:var(--text-sm);font-weight:var(--weight-medium);color:var(--color-text)}.tv-field__input{height:40px;padding:0 var(--space-3);border:1px solid var(--color-border-strong);border-radius:var(--radius-md);background-color:var(--color-surface-raised);color:var(--color-text);font-size:var(--text-base);transition:border-color var(--duration-fast) var(--ease-standard),box-shadow var(--duration-fast) var(--ease-standard)}.tv-field__input::placeholder{color:var(--color-text-subtle)}.tv-field__input:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-soft)}.tv-field__input[aria-invalid=true]{border-color:var(--color-danger)}.tv-field__hint{font-size:var(--text-sm);color:var(--color-text-muted)}.tv-field__error{font-size:var(--text-sm);color:var(--color-danger)}.tv-field__control{position:relative;display:flex;--field-reveal: 40px}.tv-field__control .tv-field__input{flex:1;min-width:0}.tv-field__input--reveal{padding-right:var(--field-reveal)}.tv-field__reveal{position:absolute;top:0;bottom:0;right:0;width:var(--field-reveal);display:grid;place-items:center;color:var(--color-text-subtle);transition:color var(--duration-fast) var(--ease-standard)}.tv-field__reveal:hover{color:var(--color-text)}.tv-logo{pointer-events:none;user-select:none;-webkit-user-select:none;-webkit-user-drag:none;display:block}body{background-color:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);font-size:var(--text-base)}.tv-logo{display:inline-block;width:auto}body{min-height:100vh;background-color:var(--color-bg);color:var(--color-text);font-family:var(--font-sans)}.dc-page{min-height:100vh;display:flex;flex-direction:column}.dc-head{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding:var(--space-4) var(--space-6);border-bottom:1px solid var(--color-border)}.dc-head__brand{display:flex;align-items:baseline;gap:var(--space-2);text-decoration:none;color:inherit}.dc-head__word{font-size:var(--text-lg);color:var(--color-text-subtle)}.dc-head__right{display:flex;align-items:center;gap:var(--space-3)}.dc-head__who{font-size:var(--text-sm);color:var(--color-text-subtle)}.dc-head__signin{font-size:var(--text-base)}.dc-body{flex:1 1 auto;display:flex;align-items:flex-start;gap:var(--space-8);padding:var(--space-6);max-width:68rem;width:100%;margin:0 auto}.dc-nav{flex:none;width:13rem;display:flex;flex-direction:column;gap:var(--space-1);position:sticky;top:var(--space-6);max-height:calc(100vh - var(--space-10));overflow-y:auto;overscroll-behavior:contain}.dc-nav__group{display:flex;flex-direction:column;gap:2px}.dc-nav__pages{display:flex;flex-direction:column;gap:2px;margin:2px 0 var(--space-2) var(--space-3);padding-left:var(--space-3);border-left:1px solid var(--color-border)}.dc-nav__page{padding:var(--space-1) var(--space-3);border-radius:var(--radius-md);font-size:var(--text-sm);color:var(--color-text-subtle);text-decoration:none}.dc-nav__page:hover,.dc-nav__page--on{background-color:var(--color-surface-raised);color:var(--color-text)}.dc-nav__item{padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);color:var(--color-text-subtle);text-decoration:none}.dc-nav__item:hover{background-color:var(--color-surface-raised);color:var(--color-text)}.dc-nav__item--on{background-color:var(--color-surface-raised);color:var(--color-text);font-weight:var(--weight-medium)}.dc-nav__note{margin-top:var(--space-4);padding:0 var(--space-3);font-size:var(--text-sm);color:var(--color-text-subtle);line-height:var(--leading-normal)}.dc-main{flex:1 1 auto;min-width:0}.dc-title{font-size:var(--text-2xl);font-weight:var(--weight-semibold);line-height:var(--leading-tight);margin-bottom:var(--space-3)}.dc-lead{color:var(--color-text-muted);line-height:var(--leading-normal);max-width:46rem}.dc-contents{list-style:none;margin:var(--space-6) 0 0;padding:0;display:flex;flex-direction:column}.dc-contents__link{display:block;padding:var(--space-3) 0;border-bottom:1px solid var(--color-border);color:var(--color-text);text-decoration:none;font-weight:var(--weight-medium)}.dc-contents__link:hover{color:var(--color-accent-emphasis)}.dc-article{margin-top:var(--space-8)}.dc-article__title{font-size:var(--text-xl);font-weight:var(--weight-semibold);margin-bottom:var(--space-3);padding-bottom:var(--space-2);border-bottom:1px solid var(--color-border)}.dc-copy{display:flex;flex-direction:column;gap:var(--space-3);--copy-rung: .9rem;max-width:46rem;margin-top:var(--space-4)}.dc-copy__heading{font-size:var(--text-xl);font-weight:var(--weight-semibold);line-height:var(--leading-tight);margin-left:0}.dc-copy__subheading{font-size:var(--text-lg);font-weight:var(--weight-semibold);margin-left:var(--copy-rung)}.dc-copy__small{font-weight:var(--weight-semibold);margin-left:calc(var(--copy-rung) * 2)}.dc-copy__text{line-height:var(--leading-normal);margin-left:calc(var(--copy-rung) * 3)}.dc-copy__list{margin:0 0 0 calc(var(--copy-rung) * 4);padding-left:var(--space-4);line-height:var(--leading-normal)}.dc-copy--tight{line-height:1.25em}.dc-copy--normal{line-height:1.55em}.dc-copy--relaxed{line-height:2em}.dc-copy__hr{width:100%;height:0;margin:var(--space-2) 0;border:0;border-top:1px solid var(--color-border)}.dc-modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:var(--z-modal);display:flex;align-items:center;justify-content:center;padding:var(--space-6);background-color:color-mix(in srgb,var(--color-bg) 80%,transparent)}.dc-modal__card{width:100%;max-width:24rem;display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-6);border-radius:var(--radius-lg);border:1px solid var(--color-border-strong);background-color:var(--color-surface);box-shadow:var(--shadow-2)}.dc-signin{display:flex;flex-direction:column;gap:var(--space-3)}.dc-signin__title{font-size:var(--text-xl);font-weight:var(--weight-semibold)}.dc-signin__lead{color:var(--color-text-muted);font-size:var(--text-sm);line-height:var(--leading-normal)}.dc-field{display:flex;flex-direction:column;gap:var(--space-1);font-size:var(--text-sm)}.dc-field input{padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);border:1px solid var(--color-border-strong);background-color:var(--color-surface-raised);color:inherit;font:inherit}.dc-error{font-size:var(--text-sm);color:var(--color-accent-emphasis)}.dc-btn{padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);border:1px solid var(--color-border-strong);background-color:var(--color-surface-raised);color:inherit;font:inherit;font-weight:var(--weight-medium);cursor:pointer}.dc-btn:hover{background-color:var(--color-surface)}.dc-linkbtn{border:0;background:none;padding:0;color:var(--color-accent-emphasis);font:inherit;font-size:var(--text-sm);cursor:pointer;text-align:left}@media(max-width:720px){.dc-body{flex-direction:column;gap:var(--space-4)}.dc-nav{position:static;width:100%}}