.administrator-inicio { position: relative; min-height: 100vh; min-height: 100dvh; background: var(--deep); color: #fff; overflow: clip; }
.administrator-linha { position: absolute; top: 50%; left: 0; right: 0; height: 6px; transform: translateY(-50%); background: linear-gradient(90deg, var(--blue), var(--cyan), var(--lime)); }
.administrator-grupo { position: absolute; left: 50%; top: 50%; width: max-content; max-width: 88vw; height: 0; transform: translateX(-50%); }
.administrator-marca { position: relative; transform: translateY(calc(-100% - 21px)); display: flex; align-items: center; gap: 16px; width: max-content; max-width: 88vw; }
.administrator-marca img { width: 64px; height: 64px; flex: none; object-fit: contain; }
.administrator-marca h1 { margin: 0; font: 600 clamp(24px, 4vw, 44px)/1.1 var(--fonte-titulos); }
.administrator-marca p { margin: 8px 0 0; color: var(--silver); font-size: 13px; }
.administrator-login { position: absolute; top: 15px; left: 100%; padding: 4px 0; color: var(--lime); font: 600 16px/1.5 var(--fonte-titulos); }
.administrator-login:hover { text-decoration: underline; }
.administrator-login:focus-visible { outline: 2px solid var(--cyan); outline-offset: 6px; }
@media (max-width: 480px) { .administrator-marca { gap: 12px; } .administrator-marca img { width: 46px; height: 46px; } .administrator-marca h1 { font-size: 24px; } .administrator-marca p { font-size: 11px; } }

@media (max-width: 600px) { .administrator-login { transform: translateX(-100%); } }

body:has(.administrator-inicio) { display: flex; flex-direction: column; min-height: 100vh; min-height: 100dvh; }
body:has(.administrator-inicio) .pagina { flex: none; min-height: 100vh; min-height: 100dvh; }
.administrator-inicio { flex: none; min-height: 100vh; min-height: 100dvh; }
.administrator-marca { gap: 20px; }
.administrator-marca > div { text-align: left; }
.administrator-marca h1 { font-size: clamp(38px, 6vw, 54px); font-weight: 500; letter-spacing: .12em; }
.administrator-marca p { margin-top: 9px; font-size: clamp(11px, 2.4vw, 14px); }
@media (max-width: 480px) { .administrator-marca { gap: 12px; } .administrator-marca img { width: 40px; height: 40px; } .administrator-marca h1 { font-size: 26px; letter-spacing: .02em; } }

.administrator-linha { overflow: hidden; }
.administrator-linha::after { content: ""; position: absolute; inset: 0 auto 0 0; width: 25%; background: linear-gradient(100deg, transparent, rgb(255 255 255 / 90%), transparent); transform: translateX(-150%); animation: line-reflection 8s ease-in-out infinite; pointer-events: none; }
@keyframes line-reflection { 0%, 65% { transform: translateX(-150%); } 100% { transform: translateX(500%); } }
@media (prefers-reduced-motion: reduce) { .administrator-linha::after { animation: none; opacity: 0; } }

/* Administrator: foco com aproximacao horizontal e linha aberta do centro. */
.administrator-marca img, .administrator-marca h1, .administrator-marca p { animation: administrator-focus 1.4s cubic-bezier(.2,.7,.2,1) 1s both; }
.administrator-marca h1 { animation-delay: 1.15s; }
.administrator-marca p { animation-delay: 1.3s; }
@keyframes administrator-focus { from { opacity: 0; filter: blur(10px); translate: 32px 0; scale: .97; } to { opacity: 1; filter: blur(0); translate: 0 0; scale: 1; } }
@media (prefers-reduced-motion: reduce) { .administrator-marca img, .administrator-marca h1, .administrator-marca p { animation: none; } }

.administrator-linha { transform-origin: center; animation: administrator-line 1.3s cubic-bezier(.2,.7,.2,1) both; }
@keyframes administrator-line { from { scale: 0 1; opacity: .2; } to { scale: 1 1; opacity: 1; } }
.administrator-login { animation: administrator-login-arrive 1.2s cubic-bezier(.2,.7,.2,1) 2.85s both; }
@keyframes administrator-login-arrive { from { opacity: 0; translate: -32px 0; filter: blur(5px); } to { opacity: 1; translate: 0 0; filter: blur(0); } }
@media (prefers-reduced-motion: reduce) { .administrator-linha, .administrator-login { animation: none; } }

/* Reflexo metalico difuso em cantos diagonalmente opostos. */
.administrator-inicio { background-image: radial-gradient(ellipse at top left, rgb(226 237 246 / 20%) 0%, rgb(209 223 235 / 10%) 5%, rgb(198 215 230 / 3.5%) 13%, rgb(198 215 230 / .6%) 25%, rgb(198 215 230 / 0%) 36%), radial-gradient(ellipse at bottom right, rgb(226 237 246 / 20%) 0%, rgb(209 223 235 / 10%) 5%, rgb(198 215 230 / 3.5%) 13%, rgb(198 215 230 / .6%) 25%, rgb(198 215 230 / 0%) 36%); }