/* ============================================
   login.css — 登入頁
   創作者知識中台
   ============================================ */

body {
  background: var(--color-primary);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Container ──────────────────────────── */

.login-container {
  background: var(--color-bg-white);
  padding: 2.5rem 2rem;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .3);
  width: 380px;
  max-width: 90%;
}

/* ── Logo ────────────────────────────────── */

.logo {
  text-align: center;
  margin-bottom: 2rem;
}

.logo-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: .5rem;
}

.logo h1 {
  color: var(--color-primary);
  font-size: 1.6rem;
  margin: 0 0 .25rem;
}

.logo p {
  color: var(--color-text-secondary);
  font-size: .85rem;
  margin: 0;
}

/* ── Form ────────────────────────────────── */

.login-container .form-group {
  margin-bottom: 1.25rem;
}

.login-container .form-group label {
  display: block;
  margin-bottom: .4rem;
  color: var(--color-text);
  font-weight: 600;
  font-size: .9rem;
}

.login-container .form-group input {
  width: 100%;
  padding: .65rem .75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: .95rem;
  background: var(--color-bg);
  transition: border-color var(--transition);
  box-sizing: border-box;
}

.login-container .form-group input:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* ── Login Button ────────────────────────── */

.login-btn {
  width: 100%;
  padding: .7rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
}

.login-btn:hover {
  background: var(--color-primary-light);
}

.login-btn:disabled {
  opacity: .5;
  cursor: not-allowed;
}

.login-btn-success {
  background: var(--color-grade-a);
}

/* ── Error Message ───────────────────────── */

.login-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: var(--color-layer-why);
  padding: .7rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  display: none;
  font-size: .9rem;
}

/* ── Footer ──────────────────────────────── */

.login-footer {
  text-align: center;
  margin-top: 2rem;
  color: var(--color-text-secondary);
  font-size: .8rem;
}