@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  --bg: #f8f9fb;
  --surface: #ffffff;
  --text: #111827;
  --text-muted: #6b7280;
  --border: #e5e7eb;
  --accent: #0f1c3f;
  --accent-hover: #1a2d5c;
  --error: #dc2626;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(15, 28, 63, 0.06);
}

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  color-scheme: light;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  background-image:
    radial-gradient(circle at 1px 1px, rgba(15, 28, 63, 0.04) 1px, transparent 0);
  background-size: 24px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 20px 80px;
}

.login-shell {
  width: 100%;
  max-width: 400px;
}

.login-brand {
  text-align: center;
  margin-bottom: 28px;
}

.login-brand img {
  max-width: 160px;
  height: auto;
  display: inline-block;
}

.login-brand h1 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text);
  margin-top: 20px;
  letter-spacing: -0.02em;
}

.login-brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 6px;
  font-weight: 400;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 28px 24px;
}

.admin-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
}

input[type='email'],
input[type='password'] {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-family: inherit;
  font-size: 0.9375rem;
  color: var(--text);
  background: #fafbfc;
  transition: border-color 0.15s, background 0.15s;
}

input::placeholder {
  color: #9ca3af;
}

input:hover {
  border-color: #d1d5db;
}

input:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--surface);
  box-shadow: 0 0 0 3px rgba(15, 28, 63, 0.08);
}

.btn-primary {
  width: 100%;
  margin-top: 4px;
  padding: 13px 16px;
  border-radius: 10px;
  border: none;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-primary:active {
  transform: scale(0.99);
}

.login-erro {
  min-height: 20px;
  margin-top: 14px;
  padding: 10px 12px;
  border-radius: 8px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: var(--error);
  font-size: 0.8125rem;
  text-align: center;
  display: none;
}

.login-erro:not(:empty) {
  display: block;
}

.login-links {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.login-links a {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s;
}

.login-links a:hover {
  color: var(--accent);
}

.login-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px 20px;
  text-align: center;
}

.login-footer a {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
}

.login-footer a:hover {
  color: var(--accent);
}