/* 허브 스타일 -- 다크 테마, 큰 카드 그리드 */

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

body {
  font-family: 'Segoe UI', 'Malgun Gothic', sans-serif;
  background: #14161c;
  color: #e6e8ee;
  min-height: 100vh;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 48px 24px;
}

.title {
  font-size: 28px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 32px;
  letter-spacing: 1px;
}

/* 로그인 */

.login-form {
  display: flex;
  gap: 12px;
  justify-content: center;
  max-width: 420px;
  margin: 0 auto;
}

.login-form input {
  flex: 1;
  font-size: 18px;
  padding: 14px 16px;
  border: 1px solid #3a3f4d;
  border-radius: 10px;
  background: #1e2129;
  color: #e6e8ee;
  outline: none;
}

.login-form input:focus {
  border-color: #5b8def;
}

.login-form button {
  font-size: 18px;
  font-weight: 600;
  padding: 14px 24px;
  border: none;
  border-radius: 10px;
  background: #5b8def;
  color: #fff;
  cursor: pointer;
}

.login-form button:hover {
  background: #6f9cf2;
}

.login-form button:disabled {
  background: #3a3f4d;
  cursor: default;
}

.error {
  text-align: center;
  color: #ef7b7b;
  font-size: 16px;
  margin-top: 16px;
}

/* 카드 그리드 */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.card {
  display: block;
  padding: 24px 20px;
  border: 1px solid #2c303b;
  border-radius: 14px;
  background: #1e2129;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, transform 0.15s;
}

.card:hover {
  border-color: #5b8def;
  transform: translateY(-2px);
}

.card-name {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}

.card-note {
  font-size: 14px;
  color: #9aa1b0;
}