:root{font-family:system-ui,sans-serif;color:#183443;background:#f2f6f8}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0}main{max-width:1080px;margin:90px auto 40px;padding:20px}h1{font-size:1.8rem}nav{position:fixed;top:0;left:0;right:0;display:flex;gap:12px;align-items:center;background:#143747;color:white;padding:12px 24px;z-index:10}nav strong{margin-right:auto}button{cursor:pointer;padding:10px 16px;border:0;border-radius:8px;background:#176574;color:white;font:inherit}nav button{display:flex;gap:8px;align-items:center;background:transparent}nav button[aria-current=page]{background:#2b596c}button:focus-visible,input:focus-visible{outline:3px solid #e6a329;outline-offset:2px}section,article{background:white;border-radius:12px;padding:22px;margin:16px 0;box-shadow:0 2px 10px #16364412}form{display:grid;gap:16px;max-width:560px}label{display:grid;gap:6px}input,select{font:inherit;padding:10px;border:1px solid #96aeb8;border-radius:6px;max-width:100%}input[type=checkbox]{width:20px;height:20px}fieldset{border:1px solid #ccd9df;border-radius:8px;margin:8px 0;padding:12px;display:flex;gap:12px;flex-wrap:wrap}fieldset label{display:flex;align-items:center}#notice{white-space:pre-wrap;color:#8b381d}small{color:#496474}article h3{margin-top:0}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}.cards article{margin:0}pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#f2f6f8;padding:10px}#login{max-width:480px;margin:40px auto}@media(max-width:640px){main{margin:16px auto 100px;padding:14px}nav{top:auto;bottom:0;padding:8px;justify-content:space-around;gap:0}nav strong{display:none}nav button{flex-direction:column;font-size:11px;gap:3px;padding:8px}nav button span{font-size:21px}section,article{padding:16px}}
dialog{width:min(850px,94vw);max-height:90vh;border:0;border-radius:12px;padding:24px;box-shadow:0 16px 60px #14374766}dialog::backdrop{background:#14374799}dialog header{display:flex;justify-content:space-between;gap:12px;align-items:center}dialog form{max-width:none}dialog #fields{display:grid;gap:10px}dialog fieldset{display:block}dialog fieldset label{margin:8px 0}dialog .row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}dialog .schedule-row{display:grid;grid-template-columns:65px 1fr 1fr 85px;gap:6px;align-items:center;margin:8px 0}dialog .schedule-row input{min-width:0;width:100%}dialog .schedule-row label{display:flex;gap:4px}dialog .schedule-row input[type=checkbox]{width:18px}textarea{font:inherit;padding:10px;border:1px solid #96aeb8;border-radius:6px;width:100%}.actions{display:flex;gap:12px;justify-content:flex-end}.warning{background:#fff3de;padding:12px}#formError{color:#8b381d;white-space:pre-wrap}@media(max-width:640px){dialog{padding:14px}dialog .row{grid-template-columns:1fr}dialog .schedule-row{grid-template-columns:55px 1fr 1fr 65px}dialog .schedule-row input{font-size:12px;padding:6px 2px}}

/* Tema escuro permanente e espaçamento uniforme das ações. */
:root{color-scheme:dark;color:#e6edf3;background:#101820}
nav{background:#142632}section,article,dialog{background:#1b2b36;color:#e6edf3;box-shadow:0 2px 12px #0003}
input,select,textarea{background:#101f29;color:#e6edf3;border-color:#56717e}small{color:#b2c6d0}
pre{background:#101f29;color:#e6edf3}.warning{background:#44351e;color:#ffe0a1}#notice,#formError{color:#ffb9a3}
.card-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px;align-items:center}.card-actions button{margin:0;display:inline-flex;align-items:center;gap:8px}
.actions{flex-wrap:wrap}dialog::backdrop{background:#0009}

#content{background:transparent;box-shadow:none;padding:0;border-radius:0;margin:16px 0}
@media(max-width:640px){nav{flex-wrap:wrap}nav strong{display:block;flex-basis:100%;margin:0;text-align:center;padding:4px 0;font-size:13px}nav button span{font-size:21px}main{margin-bottom:130px}}