:root{--color-paper:#f3f5f2;--color-paper-raised:#fbfcfa;--color-graphite:#22292e;--color-graphite-soft:#52606a;--color-prussian:#0f3b5f;--color-prussian-strong:#0a2840;--color-prussian-tint:#dde8f0;--color-concrete:#b9bfbd;--color-concrete-soft:#dde1df;--color-survey:#f2c230;--color-survey-ink:#5c4a07;--color-danger:#b23a26;--color-success:#2f6b45;--color-grid:#1d4e6e14;--color-on-accent:#fff;--color-cyanotype:#0f3b5f;--color-cyanotype-deep:#0a2840;--color-cyanotype-raised:#164a73;--color-cyanotype-line:#8fc1e3;--color-cyanotype-text:#dce9f2;--color-cyanotype-muted:#a9c4d8;--color-cyanotype-grid:#8fc1e324;--shadow-card:0 1px 0 #0f3b5f1a, 0 8px 24px #0f3b5f12;--font-family:"Archivo", system-ui, sans-serif;--font-size-xs:.75rem;--font-size-sm:.875rem;--font-size-md:1rem;--font-size-lg:1.25rem;--font-size-xl:1.75rem;--font-size-xxl:2.5rem;--line-height-body:1.55;--line-height-tight:1.15;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-6:1.5rem;--space-8:2rem;--space-12:3rem;--radius-sm:4px;--radius-md:6px;--radius-lg:10px;--border-hairline:1px solid var(--color-concrete);--border-ink:1.5px solid var(--color-graphite);--sidebar-width:15rem;--topbar-height:3.5rem}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--color-paper:#151b1f;--color-paper-raised:#1c242a;--color-graphite:#e4e9e7;--color-graphite-soft:#9aa7ae;--color-prussian:#7fb3d3;--color-prussian-strong:#a9cde3;--color-prussian-tint:#20323e;--color-concrete:#3b464d;--color-concrete-soft:#2a3339;--color-survey-ink:#f1db86;--color-success:#6fbf8b;--color-danger:#e57a65;--color-grid:#7fb3d312;--color-on-accent:#10181d;--shadow-card:0 1px 0 #0006, 0 8px 24px #00000040}}*,:before,:after{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;padding:0}body{min-height:100vh;font-family:var(--font-family);font-size:var(--font-size-md);line-height:var(--line-height-body);color:var(--color-graphite);background:var(--color-paper);-webkit-font-smoothing:antialiased}h1,h2,h3{line-height:var(--line-height-tight);margin:0;font-stretch:112%}h1{font-size:var(--font-size-xxl);font-weight:700}h2{font-size:var(--font-size-xl);font-weight:650}h3{font-size:var(--font-size-lg);font-weight:600}p{max-width:68ch;margin:0}a{color:var(--color-prussian)}button,input,select,textarea{font:inherit;color:inherit}:focus-visible{outline:2px solid var(--color-prussian);outline-offset:2px}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.shell{grid-template-columns:var(--sidebar-width) 1fr;min-height:100vh;display:grid}.shell__sidebar{gap:var(--space-6);height:100vh;padding:var(--space-6) var(--space-4);background:var(--color-cyanotype-deep);color:var(--color-cyanotype-text);flex-direction:column;display:flex;position:sticky;top:0}.brand{align-items:center;gap:var(--space-2);padding:0 var(--space-2);color:#fff;text-decoration:none;display:flex}.logo-mark{width:2rem;height:2rem;color:var(--color-survey)}.brand__name{font-size:var(--font-size-lg);letter-spacing:-.01em;font-weight:750;font-stretch:118%}.nav{flex-direction:column;gap:2px;display:flex}.nav__link{align-items:center;gap:var(--space-3);min-height:2.75rem;padding:0 var(--space-3);border-radius:var(--radius-md);color:var(--color-cyanotype-muted);font-size:var(--font-size-md);font-weight:500;text-decoration:none;transition:background-color .15s ease-out,color .15s ease-out;display:flex}.nav__link svg{flex:none;width:1.15rem;height:1.15rem}.nav__link:hover{color:#fff;background:#8fc1e31a}.nav__link--active{color:#fff;background:var(--color-cyanotype-raised);font-weight:650}.nav__link--active svg{color:var(--color-survey)}.shell__sidebar :focus-visible{outline-color:var(--color-survey)}.shell__footer{gap:var(--space-2);margin-top:auto;display:grid}.user-card{align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-2) var(--space-2);border-top:1px solid #8fc1e333;display:flex}.user-card:empty{display:none}.user-card__avatar{background:var(--color-survey);width:2.1rem;height:2.1rem;color:var(--color-cyanotype-deep);font-size:var(--font-size-xs);border-radius:50%;flex:none;place-items:center;font-weight:700;display:grid}.user-card__info{min-width:0;font-size:var(--font-size-sm);line-height:1.25;display:grid}.user-card__info strong{text-overflow:ellipsis;white-space:nowrap;color:#fff;overflow:hidden}.user-card__info small{color:var(--color-cyanotype-muted)}.user-card__logout{border-radius:var(--radius-sm);width:2rem;height:2rem;color:var(--color-cyanotype-muted);cursor:pointer;background:0 0;border:0;place-items:center;margin-left:auto;padding:0;display:grid}.user-card__logout svg{width:1.15rem;height:1.15rem}.user-card__logout:hover{color:#fff;background:#8fc1e31f}.backend-status{align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-3);font-size:var(--font-size-xs);color:var(--color-cyanotype-muted);display:flex}.backend-status__dot{background:var(--color-cyanotype-muted);border-radius:50%;width:.5rem;height:.5rem}.backend-status[data-state=online] .backend-status__dot{background:#6fd39a}.backend-status[data-state=offline] .backend-status__dot{background:#ff8a73}.shell--bare{grid-template-columns:1fr}.shell--bare .shell__sidebar,.shell--bare .shell__topbar{display:none}.shell--bare .shell__main{max-width:none;padding:0}.skip-link{left:var(--space-4);z-index:50;padding:var(--space-2) var(--space-3);background:var(--color-prussian);color:var(--color-on-accent);position:absolute;top:-3rem}.skip-link:focus{top:var(--space-2)}.shell__main:focus{outline:none}.shell__body{flex-direction:column;min-width:0;display:flex}.shell__topbar{align-items:center;gap:var(--space-3);height:var(--topbar-height);padding:0 var(--space-4);background:var(--color-paper-raised);border-bottom:var(--border-hairline);display:none}.topbar__title{font-weight:650}.menu-toggle{border:var(--border-hairline);border-radius:var(--radius-sm);cursor:pointer;background:0 0;place-items:center;width:2.75rem;height:2.75rem;padding:0;display:grid}.menu-toggle svg{width:1.25rem;height:1.25rem}.shell__main{width:100%;max-width:90rem;padding:var(--space-8) var(--space-12);flex:1}@media (width<=860px){.shell{grid-template-columns:1fr}.shell__sidebar{z-index:20;width:min(var(--sidebar-width), 82vw);transition:transform .18s ease-out;position:fixed;inset:0 auto 0 0;transform:translate(-100%)}.shell--menu-open .shell__sidebar{transform:none;box-shadow:0 0 0 100vmax #141b1f59}.shell:not(.shell--bare) .shell__topbar{z-index:10;display:flex;position:sticky;top:0}.shell:not(.shell--bare) .shell__main{padding:var(--space-6) var(--space-4)}}.button{justify-content:center;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border:1.5px solid var(--color-prussian);border-radius:var(--radius-md);background:var(--color-prussian);color:var(--color-on-accent);font-size:var(--font-size-sm);cursor:pointer;font-weight:600;text-decoration:none;transition:background-color .15s ease-out,border-color .15s ease-out,color .15s ease-out;display:inline-flex}.button:hover{background:var(--color-prussian-strong);border-color:var(--color-prussian-strong)}.button--lg{min-height:3rem;padding:0 var(--space-6);font-size:var(--font-size-md)}.button--ghost{color:var(--color-prussian);background:0 0}.button--ghost:hover{background:var(--color-prussian-tint);color:var(--color-prussian)}.page-header{gap:var(--space-3);margin-bottom:var(--space-8);display:grid}.page-header__lead{color:var(--color-graphite-soft);font-size:var(--font-size-lg);line-height:1.45}.empty-state{justify-items:start;gap:var(--space-4);max-width:34rem;padding-top:var(--space-12);display:grid}.empty-state p{color:var(--color-graphite-soft)}.empty-state__code{color:var(--color-concrete);font-size:5rem;font-weight:800;font-stretch:125%;line-height:1}.state{justify-items:start;gap:var(--space-2);padding:var(--space-6);border:1px dashed var(--color-concrete);border-radius:var(--radius-sm);color:var(--color-graphite-soft);display:grid}.state--loading{align-items:center;gap:var(--space-3);border-style:solid;border-color:#0000;display:flex}.state--error{border-color:var(--color-danger);color:var(--color-danger)}.state--empty h3{color:var(--color-graphite)}.spinner{border:2px solid var(--color-concrete);border-top-color:var(--color-prussian);border-radius:50%;width:1rem;height:1rem;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.page-header--row{grid-template-columns:1fr auto;align-items:end}.page-header__actions{gap:var(--space-2);flex-wrap:wrap;display:flex}.page-header__note{font-size:var(--font-size-sm);color:var(--color-graphite-soft);grid-column:1/-1}.breadcrumb{font-size:var(--font-size-sm);color:var(--color-graphite-soft)}.breadcrumb a{color:inherit}.section{gap:var(--space-4);margin-top:var(--space-8);display:grid}.section__header{justify-content:space-between;align-items:baseline;gap:var(--space-2);flex-wrap:wrap;display:flex}.toolbar{gap:var(--space-2);margin-bottom:var(--space-4);flex-wrap:wrap;display:flex}.toolbar .input,.toolbar .select{width:auto;min-width:14rem}@media (width<=640px){.page-header--row{grid-template-columns:1fr}.toolbar .input,.toolbar .select{flex:1;min-width:0}}.form-grid{gap:var(--space-4);display:grid}.form-row{gap:var(--space-4);grid-template-columns:1fr 1fr;display:grid}.field{gap:var(--space-1);display:grid}.field__label{font-size:var(--font-size-sm);font-weight:600}.field__hint{font-size:var(--font-size-xs);color:var(--color-graphite-soft)}.input,.select,.textarea{width:100%;min-height:2.75rem;padding:var(--space-2) var(--space-3);border:1px solid var(--color-concrete);border-radius:var(--radius-md);background:var(--color-paper-raised);font-size:var(--font-size-sm);transition:border-color .15s,box-shadow .15s}.input:hover,.select:hover,.textarea:hover{border-color:var(--color-graphite-soft)}.textarea{resize:vertical;min-height:5rem}.input:focus,.select:focus,.textarea:focus{border-color:var(--color-prussian);box-shadow:0 0 0 3px color-mix(in srgb, var(--color-cyanotype-line) 45%, transparent);outline:none}.input:user-invalid{border-color:var(--color-danger)}.form-error{padding:var(--space-2) var(--space-3);border-left:3px solid var(--color-danger);border-radius:var(--radius-sm);background:color-mix(in srgb, var(--color-danger) 10%, transparent);color:var(--color-danger);font-size:var(--font-size-sm);margin:0}.button--danger{border-color:var(--color-danger);background:var(--color-danger)}.button--danger:hover{border-color:var(--color-danger);background:color-mix(in srgb, var(--color-danger) 85%, black)}.button:disabled{opacity:.55;cursor:not-allowed}.button--small{padding:var(--space-1) var(--space-3);font-size:var(--font-size-xs)}@media (width<=560px){.form-row{grid-template-columns:1fr}}.table-wrap{border-radius:var(--radius-lg);background:var(--color-paper-raised);box-shadow:var(--shadow-card);overflow-x:auto}.table{border-collapse:collapse;width:100%;font-size:var(--font-size-sm)}.table th,.table td{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-concrete-soft);text-align:left;vertical-align:middle}.table th{background:var(--color-paper-raised);border-bottom-color:var(--color-concrete);color:var(--color-graphite-soft);font-size:var(--font-size-xs);letter-spacing:.04em;text-transform:uppercase;font-weight:600}.table tbody tr{transition:background .12s}.table tbody tr:hover{background:color-mix(in srgb, var(--color-cyanotype-line) 10%, transparent)}.table tr:last-child td{border-bottom:0}.table td.num,.table th.num{text-align:right;font-variant-numeric:tabular-nums}.table__actions{justify-content:flex-end;gap:var(--space-1);display:flex}.badge{align-items:center;gap:var(--space-1);padding:1px var(--space-2);font-size:var(--font-size-xs);white-space:nowrap;border:1px solid;border-radius:999px;font-weight:600;display:inline-flex}.badge--neutral{color:var(--color-graphite-soft)}.badge--info{color:var(--color-prussian)}.badge--success{color:var(--color-success)}.badge--danger{color:var(--color-danger)}.badge--warning{color:var(--color-survey-ink);background:color-mix(in srgb, var(--color-survey) 30%, transparent);border-color:var(--color-survey)}.dialog{border:var(--border-ink);border-radius:var(--radius-md);background:var(--color-paper-raised);width:min(32rem,100vw - 2rem);color:var(--color-graphite);padding:0}.dialog::backdrop{background:#141b1f73}.dialog__body{gap:var(--space-4);padding:var(--space-6);display:grid}.dialog__title{font-size:var(--font-size-lg)}.dialog__actions{justify-content:flex-end;gap:var(--space-2);margin-top:var(--space-2);display:flex}.toast-region{right:var(--space-4);bottom:var(--space-4);z-index:100;gap:var(--space-2);max-width:min(24rem,100vw - 2rem);display:grid;position:fixed}.toast{padding:var(--space-3) var(--space-4);border-left:4px solid var(--color-prussian);border-radius:var(--radius-sm);background:var(--color-graphite);color:var(--color-paper);font-size:var(--font-size-sm);animation:.18s ease-out toast-in;box-shadow:0 6px 18px #141b1f40}.toast--success{border-left-color:var(--color-success)}.toast--error{border-left-color:var(--color-danger)}.toast--leaving{opacity:0;transition:opacity .2s}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}}.plan{width:100%;max-width:34rem;height:auto}.plan__walls path{fill:none;stroke:var(--color-graphite);stroke-width:6px;stroke-linecap:square}.plan__openings path{fill:none;stroke:var(--color-graphite-soft);stroke-width:1.2px;stroke-dasharray:4 3}.plan__columns rect{fill:var(--color-survey);stroke:var(--color-graphite);stroke-width:1.5px}.plan__dimension path{stroke:var(--color-prussian);stroke-width:1px}.plan__dimension text{fill:var(--color-prussian);font-size:11px;font-weight:600}.home__header{justify-content:space-between;align-items:flex-end;gap:var(--space-4);margin-bottom:var(--space-8);flex-wrap:wrap;display:flex}.home__heading{gap:var(--space-1);display:grid}.home__heading h1{letter-spacing:-.01em;font-size:clamp(2rem,4vw,2.75rem);font-weight:800;font-stretch:118%}.home__greeting{color:var(--color-graphite-soft)}.home__about{margin-top:var(--space-8);font-size:var(--font-size-sm);color:var(--color-graphite-soft)}.home__about:empty{display:none}.dashboard{gap:var(--space-6);display:grid}.dashboard__grid{gap:var(--space-6);grid-template-columns:minmax(0,1.7fr) minmax(18rem,1fr);align-items:start;display:grid}.dashboard__side{gap:var(--space-6);display:grid}.dashboard__card{align-content:start;gap:var(--space-3);padding:var(--space-6);border-radius:var(--radius-lg);background:var(--color-paper-raised);box-shadow:var(--shadow-card);display:grid}.dashboard__card h2{font-size:var(--font-size-lg);font-weight:700}.blueprint{gap:var(--space-4);padding:var(--space-6);border-radius:var(--radius-lg);color:var(--color-cyanotype-text);background-color:var(--color-cyanotype);background-image:linear-gradient(var(--color-cyanotype-grid) 1px, transparent 1px), linear-gradient(90deg, var(--color-cyanotype-grid) 1px, transparent 1px);background-size:24px 24px;display:grid}.blueprint .state{color:var(--color-cyanotype-text);border-color:#8fc1e366}.blueprint__header{justify-content:space-between;align-items:baseline;gap:var(--space-1) var(--space-4);flex-wrap:wrap;display:flex}.blueprint__header h2{color:#fff;font-size:var(--font-size-xl);font-weight:700}.blueprint__header p{font-size:var(--font-size-sm);color:var(--color-cyanotype-muted)}.blueprint__figure{padding:var(--space-4) 0;place-items:center;margin:0;display:grid}.blueprint__figure .overlay{max-height:28rem}.blueprint .overlay__el[data-type=Muro]{stroke:#fff;stroke-opacity:.95}.blueprint .overlay__el[data-type=Viga]{stroke-width:.05px}.blueprint__legend li[data-type=Muro] .blueprint__swatch{background:#fff!important}.blueprint .overlay__image{filter:invert();mix-blend-mode:screen;opacity:.7}.blueprint .plan__walls path{stroke:#fff}.blueprint .plan__openings path,.blueprint .plan__dimension path{stroke:var(--color-cyanotype-line)}.blueprint .plan__columns rect{stroke:var(--color-cyanotype-deep)}.blueprint .plan__dimension text{fill:#fff}.blueprint__legend{gap:var(--space-2) var(--space-6);font-size:var(--font-size-sm);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.blueprint__legend li{align-items:center;gap:var(--space-2);display:flex}.blueprint__legend strong{color:#fff;font-variant-numeric:tabular-nums}.blueprint__swatch{border-radius:2px;width:.75rem;height:.75rem;box-shadow:0 0 0 1px #fff6}.blueprint__actions{gap:var(--space-3);flex-wrap:wrap;display:flex}.button--on-blueprint{border-color:var(--color-survey);background:var(--color-survey);min-height:2.75rem;color:var(--color-cyanotype-deep)}.button--on-blueprint:hover{color:var(--color-cyanotype-deep);background:#ffd65c;border-color:#ffd65c}.button--ghost-blueprint{color:#fff;background:0 0;border-color:#dce9f299;min-height:2.75rem}.button--ghost-blueprint:hover{background:#8fc1e31f;border-color:#fff}.blueprint :focus-visible{outline-color:var(--color-survey)}.stats{border-radius:var(--radius-lg);background:var(--color-concrete-soft);box-shadow:var(--shadow-card);grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;display:grid;overflow:hidden}.stats__cell{gap:var(--space-1);padding:var(--space-4) var(--space-6);background:var(--color-paper-raised);color:inherit;text-decoration:none;transition:background-color .15s ease-out;display:grid}.stats__cell:hover{background:var(--color-prussian-tint)}.stats__label{font-size:var(--font-size-sm);color:var(--color-graphite-soft)}.stats__value{color:var(--color-prussian);font-variant-numeric:tabular-nums;font-size:2.25rem;font-weight:800;font-stretch:120%;line-height:1}.steps{gap:var(--space-2);grid-template-columns:repeat(4,1fr);margin:0;padding:0;list-style:none;display:grid}.steps__item{align-items:center;gap:var(--space-2);padding:var(--space-3);border:1px dashed var(--color-concrete);border-radius:var(--radius-md);font-size:var(--font-size-sm);display:flex}.steps__item a{color:inherit;text-decoration:none}.steps__number{border:1.5px solid var(--color-concrete);width:1.6rem;height:1.6rem;font-size:var(--font-size-xs);border-radius:50%;flex:none;place-items:center;font-weight:700;display:grid}.steps__item--done{color:var(--color-graphite-soft);border-style:solid}.steps__item--done .steps__number{border-color:var(--color-success);background:var(--color-success);color:var(--color-on-accent)}.steps__item--next{border:1.5px solid var(--color-prussian);background:var(--color-prussian-tint);font-weight:650}.steps__item--next .steps__number{border-color:var(--color-prussian);color:var(--color-prussian)}.feed{font-size:var(--font-size-sm);margin:0;padding:0;list-style:none;display:grid}.feed li{align-items:baseline;gap:var(--space-1) var(--space-2);padding:var(--space-2) 0;border-bottom:1px solid var(--color-concrete-soft);flex-wrap:wrap;display:flex}.feed li:last-child{border-bottom:0}.feed a{font-weight:600}.feed small{color:var(--color-graphite-soft);white-space:nowrap;margin-left:auto}@media (width<=1100px){.dashboard__grid{grid-template-columns:1fr}}@media (width<=760px){.steps{grid-template-columns:repeat(2,1fr)}.blueprint{padding:var(--space-4)}.blueprint__header h2{font-size:var(--font-size-lg)}}.auth{grid-template-columns:minmax(0,1.1fr) minmax(22rem,1fr);min-height:100vh;display:grid}.auth__blueprint{justify-content:space-between;gap:var(--space-8);padding:var(--space-8);background-color:var(--color-cyanotype);background-image:linear-gradient(var(--color-cyanotype-grid) 1px, transparent 1px), linear-gradient(90deg, var(--color-cyanotype-grid) 1px, transparent 1px);color:var(--color-cyanotype-text);background-size:24px 24px;flex-direction:column;display:flex;position:relative}.auth__brand{align-items:center;gap:var(--space-2);font-size:var(--font-size-lg);font-weight:750;font-stretch:118%;display:flex}.auth__brand .logo-mark{color:#eef4f7}.auth__drawing{place-items:center;display:grid}.auth__drawing .plan{max-width:34rem}.auth__blueprint .plan__walls path{stroke:#eef4f7}.auth__blueprint .plan__openings path{stroke:#eef4f799}.auth__blueprint .plan__columns rect{fill:var(--color-survey);stroke:#eef4f7}.auth__blueprint .plan__dimension path{stroke:#eef4f7bf}.auth__blueprint .plan__dimension text{fill:#eef4f7}.auth__tagline{max-width:30ch;font-size:var(--font-size-xl);font-weight:650;font-stretch:112%;line-height:1.2}.auth__panel{justify-content:center;gap:var(--space-8);padding:var(--space-8) clamp(var(--space-4), 6vw, var(--space-12));background:var(--color-paper-raised);flex-direction:column;display:flex}.auth__form{gap:var(--space-4);width:100%;max-width:24rem;display:grid}.auth__lead{margin-top:calc(var(--space-2) * -1);color:var(--color-graphite-soft)}.auth__submit{padding-block:var(--space-3);font-size:var(--font-size-md)}.password{display:block;position:relative}.password .input{padding-right:5.5rem}.password__toggle{top:50%;right:var(--space-1);min-height:2.25rem;padding:0 var(--space-3);border-radius:var(--radius-sm);color:var(--color-prussian);font-size:var(--font-size-sm);cursor:pointer;background:0 0;border:0;font-weight:600;position:absolute;transform:translateY(-50%)}.password__toggle:hover{background:color-mix(in srgb, var(--color-cyanotype-line) 18%, transparent)}.auth__slow{padding:var(--space-3);border-radius:var(--radius-md);background:color-mix(in srgb, var(--color-survey) 22%, transparent);font-size:var(--font-size-sm);margin:0}.auth__switch{font-size:var(--font-size-sm);color:var(--color-graphite-soft)}.role-picker{gap:var(--space-2);border:0;margin:0;padding:0;display:grid}.role-picker legend{margin-bottom:var(--space-2)}.role-option{align-items:flex-start;gap:var(--space-3);padding:var(--space-3);border:1px solid var(--color-concrete);border-radius:var(--radius-md);cursor:pointer;transition:border-color .15s;display:flex}.role-option:hover{border-color:var(--color-cyanotype-line)}.role-option:has(input:checked){border-color:var(--color-prussian);box-shadow:inset 4px 0 0 var(--color-survey)}.role-option input{accent-color:var(--color-prussian);margin-top:.25rem}.role-option span{display:grid}.role-option small{color:var(--color-graphite-soft)}.auth__demo{width:100%;max-width:24rem;padding-top:var(--space-4);border-top:1px dashed var(--color-concrete)}.auth__demo p{margin-bottom:var(--space-2);font-size:var(--font-size-sm);color:var(--color-graphite-soft);font-weight:600}.auth__demo-list{gap:var(--space-2);display:grid}.demo-account{justify-content:space-between;gap:var(--space-3);padding:var(--space-2) var(--space-3);border:1px solid var(--color-concrete);border-radius:var(--radius-md);min-height:2.75rem;color:inherit;font-size:var(--font-size-sm);text-align:left;cursor:pointer;background:0 0;align-items:center;display:flex}.demo-account span{color:var(--color-graphite-soft)}.demo-account:hover{border-color:var(--color-cyanotype-line);background:color-mix(in srgb, var(--color-cyanotype-line) 12%, transparent)}@media (width<=860px){.auth{grid-template-columns:1fr}.auth__blueprint{gap:var(--space-4);padding:var(--space-6) var(--space-4)}.auth__drawing{display:none}.auth__tagline{font-size:var(--font-size-md)}.auth__panel{padding:var(--space-8) var(--space-4)}}.project-grid{gap:var(--space-4);grid-template-columns:repeat(auto-fill,minmax(16rem,1fr));display:grid}.project-card{border-radius:var(--radius-lg);background:var(--color-paper-raised);box-shadow:var(--shadow-card);color:inherit;grid-template-rows:9rem auto;text-decoration:none;transition:transform .15s,box-shadow .15s;display:grid;overflow:hidden}.project-card:hover,.project-card:focus-visible{box-shadow:var(--shadow-card), 0 0 0 2px var(--color-cyanotype-line);transform:translateY(-2px)}.project-card__thumb{justify-content:center;align-items:center;height:9rem;display:flex;overflow:hidden}.cyanotype-frame{background-color:var(--color-cyanotype);background-image:linear-gradient(var(--color-cyanotype-grid) 1px, transparent 1px), linear-gradient(90deg, var(--color-cyanotype-grid) 1px, transparent 1px);color:var(--color-cyanotype-muted);background-size:16px 16px}.cyanotype-frame img{filter:invert();mix-blend-mode:screen;opacity:.85}.project-card__thumb img{object-fit:contain;max-width:100%;max-height:100%;padding:var(--space-2)}.project-card__no-plan{font-size:var(--font-size-sm)}.project-card__body{gap:var(--space-1);padding:var(--space-3) var(--space-4) var(--space-4);display:grid}.project-card__body h3{font-size:var(--font-size-md)}.project-card__meta,.project-card__footer,.project-card__owner{gap:var(--space-1) var(--space-3);font-size:var(--font-size-xs);color:var(--color-graphite-soft);flex-wrap:wrap;display:flex}.project-card__footer{margin-top:var(--space-2);justify-content:space-between}.project-card__owner{color:var(--color-prussian);font-weight:600}.facts{border-radius:var(--radius-lg);background:var(--color-paper-raised);box-shadow:var(--shadow-card);grid-template-columns:repeat(auto-fit,minmax(10rem,1fr));margin:0;display:grid;overflow:hidden}.facts>div{padding:var(--space-3) var(--space-4);border-right:1px solid var(--color-concrete-soft)}.facts>div:last-child{border-right:0}.facts dt{font-size:var(--font-size-xs);color:var(--color-graphite-soft)}.facts dd{margin:0;font-weight:600}.plan-layout{align-items:start;gap:var(--space-6);grid-template-columns:1fr 20rem;display:grid}.plan-grid{gap:var(--space-4);grid-template-columns:repeat(auto-fill,minmax(15rem,1fr));display:grid}.plan-grid--wide{grid-template-columns:repeat(auto-fill,minmax(18rem,1fr))}.plan-card{border-radius:var(--radius-lg);background:var(--color-paper-raised);box-shadow:var(--shadow-card);grid-template-rows:auto 1fr;display:grid;overflow:hidden}.plan-card__image{aspect-ratio:4/3;display:block}.plan-card__image img{object-fit:contain;width:100%;height:100%;padding:var(--space-2)}.plan-card__body{gap:var(--space-2);padding:var(--space-3) var(--space-4) var(--space-4);flex-direction:column;display:flex}.plan-card__body h3{font-size:var(--font-size-md)}.plan-card__body h3 a{color:inherit}.plan-card__meta{font-size:var(--font-size-xs);color:var(--color-graphite-soft);overflow-wrap:anywhere}.plan-card__status{align-items:center;gap:var(--space-2);font-size:var(--font-size-sm);display:flex}.plan-card__actions{align-items:center;gap:var(--space-2);flex-wrap:wrap;margin-top:auto;display:flex}.plan-card__actions .button--danger-text{margin-left:auto}.button--danger-text{color:var(--color-danger);border-color:var(--color-concrete)}.button--danger-text:hover{border-color:var(--color-danger);background:color-mix(in srgb, var(--color-danger) 10%, transparent);color:var(--color-danger)}.upload{top:var(--space-4);gap:var(--space-3);padding:var(--space-6);border-radius:var(--radius-lg);background:var(--color-paper-raised);box-shadow:var(--shadow-card);display:grid;position:sticky}.dropzone{gap:var(--space-1);min-height:8rem;padding:var(--space-4);border:2px dashed var(--color-cyanotype-line);border-radius:var(--radius-md);background:color-mix(in srgb, var(--color-cyanotype-line) 10%, transparent);text-align:center;cursor:pointer;place-items:center;transition:background .15s,border-color .15s;display:grid}.dropzone:hover,.dropzone--over,.dropzone:focus-within{border-color:var(--color-prussian);background:var(--color-prussian-tint)}.dropzone--ready{border-style:solid;border-color:var(--color-success)}.dropzone__title{font-size:var(--font-size-sm);overflow-wrap:anywhere;font-weight:600}@media (width<=1100px){.plan-layout{grid-template-columns:1fr}.upload{order:-1;position:static}}.new-analysis{align-items:start;gap:var(--space-6);grid-template-columns:minmax(0,1fr) 22rem;display:grid}.new-analysis__plan{gap:var(--space-3);display:grid}.new-analysis__preview{aspect-ratio:4/3;border-radius:var(--radius-lg);place-items:center;display:grid;overflow:hidden}.new-analysis__preview img{max-width:100%;max-height:100%;padding:var(--space-4);object-fit:contain}.new-analysis__side{gap:var(--space-4);display:grid}.new-analysis__run{padding-block:var(--space-3);font-size:var(--font-size-md)}.model-picker{gap:var(--space-2);border:0;margin:0;padding:0;display:grid}.model-picker legend{margin-bottom:var(--space-2)}.model-option{align-items:flex-start;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-lg);background:var(--color-paper-raised);box-shadow:var(--shadow-card);cursor:pointer;border:1px solid #0000;transition:border-color .15s,box-shadow .15s;display:flex}.model-option:hover{border-color:var(--color-cyanotype-line)}.model-option:has(input:checked){border-color:var(--color-prussian);box-shadow:var(--shadow-card), inset 4px 0 0 var(--color-survey)}.model-option input{accent-color:var(--color-prussian);margin-top:.25rem}.model-option span{gap:2px;display:grid}.model-option small{color:var(--color-graphite-soft)}.progress{gap:var(--space-2);padding:var(--space-4);border-radius:var(--radius-lg);background:var(--color-paper-raised);box-shadow:var(--shadow-card);font-size:var(--font-size-sm);margin:0;list-style:none;display:grid}.progress__step{align-items:center;gap:var(--space-2);color:var(--color-graphite-soft);display:flex}.progress__step:before{content:"";border:2px solid var(--color-concrete);border-radius:50%;flex:none;width:.7rem;height:.7rem}.progress__step--done:before{border-color:var(--color-success);background:var(--color-success)}.progress__step--current{color:var(--color-graphite);font-weight:600}.progress__step--current:before{border-color:var(--color-prussian);border-top-color:#0000;animation:.8s linear infinite spin}.workbench{align-items:start;gap:var(--space-6);grid-template-columns:minmax(0,1fr) minmax(24rem,36rem);display:grid}.workbench__plan{top:var(--space-4);place-items:center;min-height:20rem;margin:0;position:sticky}.overlay{width:100%;height:auto;max-height:75vh;display:block}.overlay__image{opacity:.55}.overlay__el{transition:opacity .15s ease-out}.overlay__el.is-dimmed{opacity:.15}.overlay__el.is-highlighted,.blueprint .overlay__el.is-highlighted{opacity:1;stroke:#ff6b4a;stroke-opacity:1;filter:drop-shadow(0 0 .08px #ff6b4a)}.inspector{gap:var(--space-4);padding:var(--space-6);border-radius:var(--radius-lg);background:var(--color-paper-raised);box-shadow:var(--shadow-card);display:grid}.inspector__header{gap:var(--space-1);display:grid}.inspector__header h2{font-size:var(--font-size-lg);font-weight:700}.inspector__title{justify-content:space-between;align-items:center;gap:var(--space-2);flex-wrap:wrap;display:flex}.history{gap:var(--space-1);display:flex}.type-tabs{gap:var(--space-2);flex-wrap:wrap;display:flex}.type-tab{align-items:center;gap:var(--space-2);min-height:2.5rem;padding:0 var(--space-3);border:1px solid var(--color-concrete);font-size:var(--font-size-sm);cursor:pointer;background:0 0;border-radius:999px;font-weight:500;transition:background-color .15s ease-out,border-color .15s ease-out;display:inline-flex}.type-tab:hover{border-color:var(--color-prussian)}.type-tab[aria-pressed=true]{border-color:var(--color-prussian);background:var(--color-prussian);color:var(--color-on-accent)}.type-tab__count{font-variant-numeric:tabular-nums;font-weight:700}.inspector__list{max-height:36rem;margin:0 calc(var(--space-6) * -1) calc(var(--space-6) * -1);border-top:1px solid var(--color-concrete-soft);padding:0;list-style:none;overflow:auto}.element-row{align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-6);border-bottom:1px solid var(--color-concrete-soft);grid-template-columns:2rem minmax(0,1fr) auto auto;transition:background-color .15s ease-out;display:grid}.element-row.is-highlighted{background:var(--color-prussian-tint)}.element-row.is-doubtful{box-shadow:inset 3px 0 0 var(--color-survey)}.element-row__index{color:var(--color-graphite-soft);font-size:var(--font-size-sm);font-variant-numeric:tabular-nums;text-align:right}.element-row__main{gap:var(--space-1);min-width:0;display:grid}.element-row__fields{align-items:center;gap:var(--space-2);font-size:var(--font-size-sm);flex-wrap:wrap;font-weight:600;display:flex}.element-row__meta{gap:0 var(--space-3);font-size:var(--font-size-sm);font-variant-numeric:tabular-nums;flex-wrap:wrap;display:flex}.element-row__meta span{color:var(--color-graphite-soft)}.element-row__confidence{justify-items:end;gap:var(--space-1);white-space:nowrap;display:grid}.legend{top:var(--space-4);gap:var(--space-3);padding:var(--space-4);border:var(--border-hairline);background:var(--color-paper-raised);display:grid;position:sticky}.legend h2{font-size:var(--font-size-lg)}.legend__list{gap:var(--space-1);margin:0;padding:0;list-style:none;display:grid}.legend__item{align-items:center;gap:var(--space-2);padding:var(--space-1) 0;font-size:var(--font-size-sm);cursor:pointer;display:flex}.legend__item input{accent-color:var(--color-prussian)}.legend__swatch{vertical-align:-1px;border:1px solid #00000040;border-radius:2px;flex:none;width:.85rem;height:.85rem;display:inline-block}.legend__count{font-variant-numeric:tabular-nums;margin-left:auto;font-weight:700}.table tr.is-highlighted td{background:var(--color-prussian-tint)}.select--compact{width:auto;padding:2px var(--space-2);font-size:var(--font-size-xs)}.confidence{align-items:center;gap:var(--space-2);font-variant-numeric:tabular-nums;display:inline-flex}.confidence__bar{background:var(--color-concrete-soft);border-radius:999px;width:3.5rem;height:.4rem;position:relative;overflow:hidden}.confidence__bar:after{content:"";width:calc(var(--value) * 100%);background:var(--color-prussian);position:absolute;inset:0}@media (width<=1180px){.workbench{grid-template-columns:1fr}.workbench__plan{position:static}}@media (width<=960px){.new-analysis{grid-template-columns:1fr}}@media (width<=640px){.element-row{padding-inline:var(--space-4);grid-template-columns:1.5rem minmax(0,1fr) auto}.element-row__confidence{place-items:center start;gap:var(--space-2);grid-area:2/2;display:flex}.inspector{padding:var(--space-4)}.inspector__list{margin:0 calc(var(--space-4) * -1) calc(var(--space-4) * -1)}}.viewer{--studio:#1b2430;--studio-panel:#243142eb;--studio-line:#33445a;--studio-text:#eef1f4;--studio-muted:#a7b4c2}.viewer__stage{border-radius:var(--radius-lg);background:var(--studio);height:min(76vh,50rem);min-height:26rem;color:var(--studio-text);box-shadow:var(--shadow-card);position:relative;overflow:hidden}.viewer__canvas{cursor:grab;touch-action:none;width:100%;height:100%;display:block}.viewer__canvas:active{cursor:grabbing}.viewer__stage :focus-visible{outline-color:#c9a979}.viewer__toolbar{top:var(--space-4);left:var(--space-4);z-index:2;align-items:center;gap:var(--space-1);flex-wrap:wrap;max-width:calc(100% - 2rem);display:flex;position:absolute}.viewer__tool{min-height:2.5rem;padding:0 var(--space-4);border:1px solid var(--studio-line);background:var(--studio-panel);color:var(--studio-text);font-size:var(--font-size-sm);cursor:pointer;border-radius:999px;font-weight:600;transition:background-color .15s ease-out,border-color .15s ease-out}.viewer__tool:hover{border-color:var(--studio-muted)}.viewer__tool--on,.viewer__tool--on:hover{border-color:var(--studio-text);background:var(--studio-text);color:var(--studio)}.viewer__divider{width:1px;height:1.5rem;margin:0 var(--space-1);background:var(--studio-line)}.viewer__panel{top:var(--space-4);right:var(--space-4);z-index:2;gap:var(--space-3);width:15rem;display:grid;position:absolute}.viewer__card{padding:var(--space-4);border:1px solid var(--studio-line);border-radius:var(--radius-lg);background:var(--studio-panel);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);font-size:var(--font-size-sm)}.viewer__card[hidden]{display:none}.viewer__card h2{margin-bottom:var(--space-2);font-size:var(--font-size-md);font-weight:700}.viewer__card .legend__item input{accent-color:#c9a979}.viewer__card .legend__swatch{border-color:#ffffff4d}.viewer__info h3{align-items:center;gap:var(--space-2);margin-bottom:var(--space-2);font-size:var(--font-size-md);display:flex}.viewer__info dl{gap:var(--space-1);margin:0;display:grid}.viewer__info dl div{justify-content:space-between;gap:var(--space-2);display:flex}.viewer__info dt{color:var(--studio-muted)}.viewer__info dd{margin:0;font-weight:600}.viewer__help{left:var(--space-4);bottom:var(--space-3);z-index:2;max-width:calc(100% - 2rem);font-size:var(--font-size-xs);color:var(--studio-muted);pointer-events:none;position:absolute}.plan-card--link{color:inherit;text-decoration:none}.plan-card--link:hover{border-color:var(--color-prussian)}@media (width<=760px){.viewer__stage{flex-direction:column;height:auto;min-height:0;display:flex}.viewer__canvas{order:1;height:60vh}.viewer__panel{width:auto;padding:var(--space-3);order:2;grid-template-columns:repeat(auto-fit,minmax(10rem,1fr));position:static}.viewer__help{display:none}}.tabs{gap:var(--space-1);margin-bottom:var(--space-6);border-bottom:var(--border-hairline);flex-wrap:wrap;display:flex}.tabs__tab{padding:var(--space-2) var(--space-4);color:var(--color-graphite-soft);cursor:pointer;background:0 0;border:0;border-bottom:3px solid #0000;margin-bottom:-1px;font-weight:600}.tabs__tab:hover{color:var(--color-graphite)}.tabs__tab[aria-selected=true]{border-bottom-color:var(--color-survey);color:var(--color-prussian)}.tabs__panel{gap:var(--space-4);display:grid}.segmented{border:var(--border-hairline);border-radius:var(--radius-md);background:var(--color-paper-raised);flex-wrap:wrap;justify-self:start;gap:2px;padding:3px;display:inline-flex}.segmented__item{padding:var(--space-1) var(--space-3);border-radius:var(--radius-sm);font-size:var(--font-size-sm);cursor:pointer;background:0 0;border:0;font-weight:600}.segmented__item[aria-selected=true]{background:var(--color-prussian);color:var(--color-on-accent)}.switch{align-items:center;gap:var(--space-2);font-size:var(--font-size-sm);cursor:pointer;display:inline-flex}.switch input{appearance:none;background:var(--color-concrete);cursor:pointer;border-radius:999px;width:2.2rem;height:1.25rem;margin:0;transition:background .15s;position:relative}.switch input:after{content:"";background:#fff;border-radius:50%;width:calc(1.25rem - 4px);height:calc(1.25rem - 4px);transition:transform .15s;position:absolute;top:2px;left:2px}.switch input:checked{background:var(--color-success)}.switch input:checked:after{transform:translate(.95rem)}.switch input:disabled{opacity:.5;cursor:not-allowed}.model-list{gap:var(--space-4);grid-template-columns:repeat(auto-fill,minmax(18rem,1fr));display:grid}.model-card{gap:var(--space-2);padding:var(--space-6);border-radius:var(--radius-lg);background:var(--color-paper-raised);box-shadow:var(--shadow-card);display:grid}.model-card--off{opacity:.7}.model-card__head{justify-content:space-between;align-items:center;gap:var(--space-2);display:flex}.model-card__head h3{font-size:var(--font-size-md)}.model-card__meta{font-size:var(--font-size-xs);color:var(--color-graphite-soft)}.model-card__actions{justify-content:space-between;align-items:center;gap:var(--space-2);margin-top:var(--space-2);flex-wrap:wrap;display:flex}