@import url("https://fonts.googleapis.com/css2?family=Source+Serif+4:wght@400;700&display=swap");

:root {
  color-scheme: light dark;
  --login-bg: light-dark(#eef3ff, #1a2639);
  --login-card-bg: light-dark(#ffffff, #3e414d);
  --login-title: light-dark(#212529, #ffffff);
  --login-muted: light-dark(#495057, #a0a0a0);
  --login-input-bg: light-dark(#ffffff, #94a3b8);
  --login-input-text: light-dark(#212529, #1e293b);
  --color-gris-blanc: light-dark(#ced4da, #95969d);
  --light-green: light-dark(#198754, #30e64b);
  --primary-bg-color: light-dark(#f8f9fa, #1c2330);
  --captcha-overlay: light-dark(rgba(0, 0, 0, 0.35), rgba(0, 0, 0, 0.5));
  --captcha-surface: light-dark(#ffffff, #ffffff);
}

[data-bs-theme="light"] {
  color-scheme: light;
}
[data-bs-theme="dark"] {
  color-scheme: dark;
}

.auth-page {
  min-height: 100vh;
  background: var(--login-bg);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

.auth-card {
  max-width: 28rem;
  background: var(--login-card-bg) !important;
}

.auth-card .card-title,
.auth-card .subtitle {
  color: var(--login-title);
}

.auth-card .form-label {
  color: var(--login-muted);
  font-size: 0.875rem;
}

.auth-card .form-control {
  background-color: var(--login-input-bg);
  border: 2px solid #3b82f6;
  color: var(--login-input-text);
  padding: 0.75rem 1rem;
}

.auth-card .form-control:focus {
  background-color: var(--login-input-bg);
  border-color: #60a5fa;
  color: var(--login-input-text);
  box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

.auth-card .form-check-input {
  width: 1rem;
  height: 1rem;
  accent-color: #3b82f6;
  border: 2px solid #3b82f6;
}

.auth-card .form-check-label {
  color: var(--login-muted);
  font-size: 0.8rem;
}

.auth-card .btn-auth-submit {
  background-color: light-dark(#198754, #1e3a2a);
  border: none;
  color: #4ade80;
  font-weight: 600;
  padding: 0.875rem 1rem;
}

.auth-card .btn-auth-submit:hover {
  background-color: light-dark(#157347, #2d5a40);
  color: #4ade80;
}

.auth-card .auth-footer-note {
  color: var(--login-muted);
  font-size: 0.875rem;
}

.auth-card .auth-footer-note a {
  color: #3b82f6;
  font-weight: 600;
}


.captcha-container {
  position: fixed;
  inset: 0;
  background-color: var(--captcha-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  z-index: 1055;
}

.captcha-container.show {
  pointer-events: auto;
  opacity: 1;
}

.captcha {
  background-color: var(--captcha-surface);
  border: 10px solid var(--color-gris-blanc);
  width: 360px;
  height: 360px;
  margin: 0 auto;
  display: grid;
  overflow: hidden;
}

.captcha-card {
  background-color: var(--primary-bg-color) !important;
  width: 450px;
  max-width: calc(100vw - 2rem);
  padding: 2rem;
  border-radius: 12px;
  text-align: center;
}

[data-bs-theme="light"] .captcha-card h3,
[data-bs-theme="light"] .captcha-card .text-light {
  color: #212529 !important;
}

#board {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 1fr);
  width: 100%;
  height: 100%;
}

#board img {
  width: 180px;
  height: 180px;
  border: 1px solid var(--light-green);
  object-fit: cover;
  display: block;
  cursor: grab;
}