.hidden {
    display: none;
}

.fade-out {
    opacity: 0;
    transition: opacity 0.3s ease;
}

body {
    font-family: 'Noto Sans KR';      
    height: 100vh;
    width: 100vw;
    margin: 0;
    padding: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 350px;
    min-height: 600px;
    width: 90%;
    padding: 24px;
    background-color: rgba(0, 0, 0, 0.3);
    border-radius: 16px;
    backdrop-filter: blur(6px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4); /* ✅ 그림자 효과 */
}
  

h1 {
    font-size: 36px;
    margin-bottom: 10px;
}
  
h2 {
    font-size: 28px;
    margin-bottom: 30px;
}

#login-form input,
#todo-form input {
  box-sizing: border-box;
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: none;
  font-size: 16px;
  margin-bottom: 10px;
}

#todo-list {
    max-height: 400px;
    overflow-y: auto;
    width: 100%;
    padding: 0;
    margin-top: 10px;
}

#todo-form,
#todo-list {
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
}

#todo-list li {
    display: flex;
    flex-direction: row-reverse;
    justify-content: space-between;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.8);
    padding: 10px 16px; /* 좌우 여백 동일하게! */
    border-radius: 8px;
    margin-bottom: 8px;
    word-break: break-word;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    transition: all 0.3s ease; /* ✅ 부드러운 전환 */
}

#todo-list li button {
    background: none;
    border: none;
    font-size: 16px;
    cursor: pointer;
    color: white;
}

#todo-list::-webkit-scrollbar {
    width: 6px;
}

#todo-list::-webkit-scrollbar-thumb {
background-color: rgba(255, 255, 255, 0.4);
border-radius: 10px;
}

body, h1, h2, input, li, span {
color: white;
text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

#quote {
    text-align: center;
    font-style: italic;
    font-size: 14px;
    margin-top: 10px;
    color: white;
}

#weather {
    position: absolute;
    bottom: 50px;
    right: 50px;
    text-align: right;
}

input::placeholder {
    color: rgba(255, 255, 255, 0.6);
    font-style: italic;
}

input:focus {
    outline: none;
    box-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
}

button {
    padding: 10px 15px;
    border-radius: 8px;
    border: none;
    background-color: #ffffff;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}
button:hover {
    background-color: #f0f0f0;
}