body {
    font-family: 'Noto Sans KR', sans-serif;
    background-color: #f0f0f0;
    color: #333;
    margin: 0;
    padding: 20px;
}

h1 {
    font-family: '나눔고딕', sans-serif;
    color: #333;
    margin-bottom: 20px;
}

.routine-item {
    border: 1px solid #ddd;
    padding: 15px;
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.routine-name {
    font-weight: bold;
    margin-right: 10px;
}

.routine-actions button, .routine-edit-actions button {
    margin-left: 5px;
    padding: 10px 15px;
    min-width: 70px;
    min-height: 35px;
    font-size: 1em;
    border: none;
    border-radius: 5px;
    background-color: #007bff;
    color: #fff;
    cursor: pointer;
}

.routine-actions button:hover, .routine-edit-actions button:hover {
    background-color: #0056b3;
}

#datetime {
    margin-bottom: 20px;
    font-size: 1.1em;
}

#newRoutineInput {
    margin-top: 20px;
    padding: 15px;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

#newRoutineInput h2 {
    margin-top: 0;
    margin-bottom: 15px;
}

#newRoutineInput label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

#newRoutineInput label[for="newRoutineName"] {
    font-size: 1em;
    margin-bottom: 5px;
}

#newRoutineInput input#newRoutineName {
    padding: 14px;
    margin-bottom: 15px;
    font-size: 1.1em;
    width: 100%;
    box-sizing: border-box;
}

#exercisesContainer {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 15px;
}

.exercise-input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.exercise-input-group label {
    font-size: 0.9em;
    width: 100%;
    text-align: left;
}

.exercise-input-group input[type="text"],
.exercise-input-group input[type="number"] {
    padding: 12px;
    font-size: 1em;
    border: 1px solid #ccc;
    border-radius: 4px;
    width: 100%;
    box-sizing: border-box;
}

#newRoutineInput button {
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    color: #fff;
    cursor: pointer;
    font-size: 1em;
}

#addExerciseButton {
    padding: 14px 18px;
    font-size: 1.1em;
    width: 100%;
    border: none;
    border-radius: 5px;
    background-color: #28a745;
    color: #fff;
    cursor: pointer;
    margin-bottom: 15px;
}

#addExerciseButton:hover {
    background-color: #1e7e34;
}

#newRoutineInput > div {
    display: flex;
    gap: 10px;
    width: 100%;
}

#newRoutineInput > div > button {
    padding: 14px 18px;
    font-size: 1.1em;
    border: none;
    border-radius: 5px;
    color: #fff;
    cursor: pointer;
    flex-grow: 1;
}

#newRoutineInput > div > button[onclick="saveNewRoutine()"] {
    background-color: #007bff;
}

#newRoutineInput > div > button[onclick="saveNewRoutine()"]:hover {
    background-color: #0056b3;
}

#newRoutineInput > div > button[onclick="hideAddRoutineInput()"] {
    background-color: #6c757d;
}

#newRoutineInput > div > button[onclick="hideAddRoutineInput()"]:hover {
    background-color: #545b62;
}

.edit-input {
    padding: 8px;
    margin-bottom: 5px;
}

.routine-edit-area {
    display: none;
    flex-direction: column;
    gap: 10px;
    margin-top: 10px;
}

.edit-exercises-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.edit-exercise-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.edit-exercise-group input[type="text"],
.edit-exercise-group input[type="number"] {
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
    flex-grow: 1;
    min-width: 0;
}

.exercise-input-group .remove-exercise-button {
    padding: 8px 12px;
    border: 1px solid #dc3545;
    border-radius: 4px;
    background-color: #f8d7da;
    color: #dc3545;
    cursor: pointer;
    font-size: 0.9em;
}

.exercise-input-group .remove-exercise-button:hover {
    background-color: #e74c3c;
}

.edit-exercise-group .remove-exercise-button {
    padding: 8px 12px;
    border: 1px solid #dc3545;
    border-radius: 4px;
    background-color: #f8d7da;
    color: #dc3545;
    cursor: pointer;
    font-size: 0.9em;
}

.edit-exercise-group .remove-exercise-button:hover {
    background-color: #e74c3c;
}

#addEditExerciseButton {
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    background-color: #28a745;
    color: #fff;
    cursor: pointer;
    margin-top: 10px;
}

#addEditExerciseButton:hover {
    background-color: #1e7e34;
}

.routine-edit-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    justify-content: flex-end;
}

.routine-edit-actions button {
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    color: #fff;
    cursor: pointer;
    font-size: 1em;
    min-width: 80px;
}

.routine-edit-actions button:first-child {
    background-color: #007bff;
}

.routine-edit-actions button:first-child:hover {
    background-color: #0056b3;
}

.routine-edit-actions button:last-child {
    background-color: #6c757d;
}

.routine-edit-actions button:last-child:hover {
    background-color: #545b62;
}

.delete-button-container {
    display: inline-block;
    margin-left: 5px;
}

.exercise-separator {
    width: 100%;
    height: 1px;
    background-color: #eee;
    margin: 10px 0; /* 위아래 여백 조절 */
}

/* 모바일 화면 (최대 너비 768px) */
@media (max-width: 768px) {
    .exercise-separator {
        width: 100%;
        height: 1px;
        background-color: #eee;
        margin: 10px 0; /* 위아래 여백 조절 */
    }
    .routine-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .routine-name {
        margin-bottom: 10px;
        margin-right: 0;
    }

    .routine-actions {
        display: flex;
        gap: 8px;
        margin-top: 10px;
        width: 100%;
        justify-content: flex-end;
    }

    .routine-actions button {
        padding: 8px 12px;
        min-width: auto;
        font-size: 0.9em;
    }

    #newRoutineInput {
        padding: 15px;
        display: flex;
        flex-direction: column;
        gap: 15px; /* 간격 증가 */
    }

    #newRoutineInput h2 {
        margin-bottom: 20px; /* 간격 증가 */
    }

    #newRoutineInput label[for="newRoutineName"] {
        font-size: 1em;
        margin-bottom: 8px; /* 간격 증가 */
    }

    #newRoutineInput input#newRoutineName {
        padding: 12px;
        margin-bottom: 20px; /* 간격 증가 */
        font-size: 1.1em;
        width: 100%;
        box-sizing: border-box;
        border: 1px solid #ccc; /* 테두리 추가 */
        border-radius: 4px; /* 둥근 모서리 */
    }

    #exercisesContainer {
        display: flex;
        flex-direction: column;
        gap: 12px; /* 간격 증가 */
        margin-bottom: 20px; /* 간격 증가 */
    }

    .exercise-input-group {
        display: flex;
        flex-direction: column;
        gap: 8px; /* 간격 조정 */
        width: 100%;
    }

    .exercise-input-group label {
        font-size: 0.9em;
        width: 100%;
        text-align: left;
        margin-bottom: 5px; /* 간격 추가 */
    }

    .exercise-input-group input[type="text"],
    .exercise-input-group input[type="number"] {
        padding: 12px;
        font-size: 1em;
        border: 1px solid #ccc; /* 테두리 추가 */
        border-radius: 4px; /* 둥근 모서리 */
        width: 100%;
        box-sizing: border-box;
    }

    #addExerciseButton {
        padding: 14px 18px;
        font-size: 1.1em;
        width: 100%;
        border: none;
        border-radius: 5px;
        background-color: #28a745;
        color: #fff;
        cursor: pointer;
        margin-bottom: 20px; /* 간격 증가 */
    }

    #newRoutineInput > div {
        display: flex;
        gap: 10px;
        width: 100%;
    }

    #newRoutineInput > div > button {
        padding: 14px 18px;
        font-size: 1.1em;
        border: none;
        border-radius: 5px;
        color: #fff;
        cursor: pointer;
        flex-grow: 1;
    }

    #newRoutineInput > div > button[onclick="saveNewRoutine()"] {
        background-color: #007bff;
    }

    #newRoutineInput > div > button[onclick="hideAddRoutineInput()"] {
        background-color: #6c757d;
    }

    .edit-exercises-container {
        display: flex;
        flex-direction: column;
        gap: 15px; /* 간격 조정 */
    }

    .edit-exercise-group {
        display: flex;
        flex-direction: column; /* 세로 배치 */
        gap: 10px; /* 간격 조정 */
        width: 100%;
        background-color: #fff; /* 카드 배경색 */
        border-radius: 8px; /* 카드 둥근 모서리 */
        padding: 15px; /* 카드 내부 패딩 */
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05); /* 카드 그림자 */
        align-items: stretch; /* 내부 요소 가로로 늘리기 */
    }

    .edit-exercise-group label {
        font-size: 0.95em;
        width: 100%;
        text-align: left;
        margin-bottom: 5px;
        color: #777;
    }

    .edit-exercise-group input[type="text"],
    .edit-exercise-group input[type="number"] {
        padding: 12px;
        font-size: 1em;
        border: 1px solid #eee; /* 연한 테두리 */
        border-radius: 6px;
        width: 100%;
        box-sizing: border-box;
        margin-bottom: 10px; /* 입력 필드 아래 간격 추가 */
    }

    .edit-exercise-group .remove-exercise-button {
        padding: 12px 15px;
        border: 1px solid #dc3545;
        border-radius: 6px;
        background-color: #f8d7da;
        color: #dc3545;
        cursor: pointer;
        font-size: 1em;
        width: 100%; /* 삭제 버튼 전체 너비 차지 */
    }

    .edit-exercise-group .remove-exercise-button:hover {
        background-color: #e74c3c;
        color: #fff;
    }

    #addEditExerciseButton {
        padding: 16px 20px;
        font-size: 1.1em;
        width: 100%;
        border: none;
        border-radius: 8px;
        background-color: #4CAF50; /* 녹색 강조 */
        color: #fff;
        cursor: pointer;
        margin-top: 20px;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    }


    .exercise-input-group .remove-exercise-button {
        padding: 12px 15px;
        border: 1px solid #dc3545;
        border-radius: 6px;
        background-color: #f8d7da;
        color: #dc3545;
        cursor: pointer;
        font-size: 1em;
        width: 100%; /* 삭제 버튼 전체 너비 차지 */
    }

    .exercise-input-group .remove-exercise-button:hover {
        background-color: #e74c3c;
        color: #fff;
    }
}


/* ... 기존 스타일 ... */

/* workout.html 스타일 (기존 HTML 기반) */
body {
    font-family: sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #f4f4f4;
    color: #333;
}

h1#routineTitle {
    font-size: 1.8em;
    margin-bottom: 20px;
    text-align: center;
    color: #555;
}

#workoutLog {
    margin-bottom: 20px;
}

.workout-item {
    margin-bottom: 20px;
    padding: 15px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.workout-header {
    font-size: 1.2em;
    font-weight: bold;
    margin-bottom: 10px;
    color: #444;
    padding: 8px;
}

.set-input-group {
    display: flex;
    flex-direction: column; /* 세로 배치 */
    margin-bottom: 10px;
    align-items: center;
}

.set-input-group label {
    margin-bottom: 5px;
    font-size: 0.9em;
    color: #777;
}

.set-input-group > div { /* 무게, 횟수, 버튼을 가로로 묶음 */
    display: flex;
    align-items: center;
}

.set-input-group input[type="number"] {
    width: 80px;
    padding: 8px;
    margin-right: 10px;
    margin-bottom: 5px;
    text-align: center;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1em;
}

.set-input-group button {
    width: 35px;
    height: 35px;
    font-size: 1.2em;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
}

.set-input-group button:first-of-type { /* decrement button */
    background-color: #28a745;
    margin-right: 5px;
}

.set-input-group button:last-of-type { /* increment button */
    background-color: #dc3545;
    margin-left: 5px;
}

.workout-item > button {
    padding: 12px 20px;
    margin-top: 25px;
    cursor: pointer;
    border: none;
    border-radius: 8px;
    font-size: 1.1em;
    background-color: #007bff;
    color: #fff;
    width: 100%;
    box-sizing: border-box;
}

.workout-item > button:hover {
    background-color: #0056b3;
}

#todayWorkoutLog {
    margin-top: 30px;
    padding: 25px;
    border: 1px solid #ddd;
    border-radius: 12px;
    background-color: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

#todayWorkoutLog h2 {
    font-size: 1.8em;
    margin-bottom: 20px;
    color: #333;
    text-align: center;
    font-weight: 700;
}

#todayWorkoutDetails h3 {
    font-size: 1.3em;
    margin-top: 15px;
    margin-bottom: 8px;
    color: #555;
    font-weight: 600;
}

#todayWorkoutDetails p {
    font-size: 1.05em;
    line-height: 1.7;
    color: #666;
    margin-bottom: 10px;
}

#todayWorkoutDetails p strong {
    font-weight: 600;
    color: #444;
}

#todayWorkoutDetails hr {
    border: 0;
    border-top: 1px solid #eee;
    margin: 20px 0;
}

.share-preview-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    background-color: #eee;
    border-radius: 8px;
    margin-top: 20px;
}

.share-preview-image {
    max-width: 90%;
    height: auto;
    border: 1px solid #ccc;
    border-radius: 5px;
    margin-bottom: 15px;
}

.share-download-link {
    padding: 10px 20px;
    background-color: #007bff;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-size: 1em;
}