/* Área de autenticação (login + solicitação de acesso) — identidade Hebrac Capital.
   Fundo marinho quase preto (#00101F), off-white, secundários translúcidos, bordas finas, cantos retos.
   Sem gradientes, ilustrações ou cards: tipografia, espaçamento e alinhamento fazem o trabalho. */
:root {
  --bg: #00101F;
  --fg: #F4F1EA;
  --fg-2: rgba(244,241,234,.55);
  --fg-3: rgba(244,241,234,.32);
  --line: rgba(244,241,234,.12);
  --line-hover: rgba(244,241,234,.2);
  --line-focus: rgba(244,241,234,.48);
  --field-bg-focus: rgba(244,241,234,.025);
  --err: #d8595e;
  --err-line: rgba(216,89,94,.55);
  --radius: 0;
  --t: 180ms;
  --ease: cubic-bezier(.2,.6,.2,1);
  font-family: var(--sans);
  font-size: 16px; line-height: 1.5; color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--fg); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
a { color: inherit; }
button, input, textarea { font: inherit; color: inherit; letter-spacing: inherit; }
h1, p { margin: 0; }

/* layout: coluna central estreita, respirando */
body.auth { display: grid; place-items: center; min-height: 100dvh; padding: 56px 24px; }
.auth-wrap { width: 100%; max-width: 420px; }
.auth-brand { display: flex; justify-content: center; margin-bottom: 64px; }


/* telas */
.auth-brand { animation: fade-down 700ms var(--ease) both; }
.view { animation: view-in 520ms var(--ease) both; animation-delay: 120ms; }
/* campos e botão entram em cascata a cada troca de tela */
.view > * > * { animation: view-in 560ms var(--ease) both; }
.view > * > :nth-child(1) { animation-delay: 160ms; } .view > * > :nth-child(2) { animation-delay: 240ms; } .view > * > :nth-child(3) { animation-delay: 320ms; }
.view > * > :nth-child(4) { animation-delay: 400ms; } .view > * > :nth-child(5) { animation-delay: 480ms; } .view > * > :nth-child(n+6) { animation-delay: 560ms; }
@keyframes fade-down { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
body { transition: opacity 240ms ease; } body.leaving { opacity: 0; }
.view.leaving { opacity: 0; transform: translateY(-4px); transition: opacity 140ms ease, transform 140ms ease; }
@keyframes view-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.auth-title { font-family: var(--serif); font-size: 2rem; font-weight: 500; letter-spacing: 0; line-height: 1.2; }
.auth-lead { color: var(--fg-2); font-size: .9375rem; line-height: 1.6; margin-top: 10px; max-width: 38ch; }
.auth-form { margin-top: 36px; }

/* campos */
.field { margin-top: 22px; }
.field:first-child { margin-top: 0; }
.field-label { display: block; font-size: .8125rem; font-weight: 500; color: var(--fg-2); letter-spacing: .01em; margin-bottom: 8px; transition: color var(--t); }
.field:focus-within .field-label { color: var(--fg); }
.field-input, .field-textarea {
  width: 100%; display: block; background: transparent; color: var(--fg);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 13px 14px; font-size: .9375rem; line-height: 1.4;
  outline: none; -webkit-appearance: none; appearance: none;
  transition: border-color var(--t), background-color var(--t), box-shadow var(--t);
}
.field-textarea { min-height: 124px; resize: vertical; }
.field-input::placeholder, .field-textarea::placeholder { color: var(--fg-3); }
.field-input:hover, .field-textarea:hover { border-color: var(--line-hover); }
.field-input:focus, .field-textarea:focus { border-color: var(--line-focus); background: var(--field-bg-focus); }
.field-input:focus-visible, .field-textarea:focus-visible { box-shadow: 0 0 0 3px rgba(244,241,234,.06); }
.field.invalid .field-input, .field.invalid .field-textarea { border-color: var(--err-line); }
.field.invalid .field-label { color: var(--err); }
.field-error { display: none; font-size: .8125rem; line-height: 1.45; color: var(--err); margin-top: 7px; }
.field.invalid .field-error { display: block; animation: view-in 180ms var(--ease); }
.field-hint { font-size: .78rem; color: var(--fg-3); margin-top: 7px; }
/* honeypot: fora da tela, nunca visível nem focável */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; opacity: 0; }

/* botão principal: branco sobre o fundo, texto #010205, caixa alta espaçada */
.btn {
  position: relative; width: 100%; height: 48px; margin-top: 32px;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  background: var(--fg); color: var(--bg); border: 1px solid var(--fg); border-radius: var(--radius);
  font-size: .8125rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; cursor: pointer;
  transition: background-color var(--t), border-color var(--t), transform 120ms ease, opacity var(--t);
}
.btn:hover { background: rgba(244,241,234,.9); border-color: rgba(244,241,234,.9); }
.btn:active { background: rgba(244,241,234,.82); border-color: rgba(244,241,234,.82); transform: translateY(1px); }
.btn:focus-visible { outline: 1px solid rgba(244,241,234,.7); outline-offset: 4px; }
.btn:disabled, .btn[aria-busy="true"] { cursor: default; transform: none; }
.btn:disabled { opacity: .45; }
.btn[aria-busy="true"] { opacity: .85; background: var(--fg); border-color: var(--fg); }
.btn .spinner { display: none; width: 14px; height: 14px; border-radius: 50%; border: 1.5px solid rgba(1,2,5,.25); border-top-color: var(--bg); animation: spin .8s linear infinite; }
.btn[aria-busy="true"] .spinner { display: block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* mensagem geral do formulário */
.form-msg { display: none; font-size: .875rem; line-height: 1.5; color: var(--err); margin-top: 18px; padding-left: 12px; border-left: 1px solid var(--err-line); }
.form-msg.on { display: block; animation: view-in 180ms var(--ease); }

/* rodapé do formulário: "Não tem uma conta? Solicite acesso" */
.auth-foot { margin-top: 28px; text-align: center; font-size: .875rem; color: var(--fg-2); }
.auth-link { color: var(--fg); text-decoration: underline; text-underline-offset: 4px; text-decoration-color: rgba(244,241,234,.28); border-radius: 2px; transition: text-decoration-color var(--t); }
.auth-link:hover { text-decoration-color: var(--fg); }
.auth-link:focus-visible { outline: 1px solid var(--line-focus); outline-offset: 4px; }
.auth-back { margin-top: 36px; }

/* confirmação */
.auth-done { padding-top: 8px; }
.auth-done .auth-lead { margin-top: 12px; }

@media (max-width: 600px) {
  body.auth { padding: 40px 20px 48px; align-items: start; }
  .auth-brand { margin-bottom: 48px; }
  .auth-title { font-size: 1.25rem; }
  .auth-form { margin-top: 32px; }
  .field-input, .field-textarea { font-size: 1rem; } /* evita zoom automático no iOS */
}
@media (prefers-reduced-motion: reduce) {
  .auth-brand, .view, .view > * > * { animation: none; } body { transition: none; }
  .view, .field.invalid .field-error, .form-msg.on { animation: none; }
  .view.leaving { transition: none; }
  .btn .spinner { animation-duration: 1.6s; }
}