.wr-calc-container { max-width: 700px; margin: 20px auto; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
.wr-calc-section { margin-bottom: 20px; }
.wr-upload-box { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; padding: 15px; border-radius: 8px; margin-bottom: 10px; gap: 10px; }
.wr-upload-box label { font-weight: bold; flex-basis: 100%; margin-bottom: 10px; }
.wr-upload-box input[type="file"] { flex-grow: 1; }
.wr-clear-btn { background-color: #6c757d; color: white; border: none; padding: 10px 20px; border-radius: 5px; cursor: pointer; font-weight: bold; }
.wr-clear-btn:hover { background-color: #5a6268; }

.wr-options { display: flex; flex-direction: column; gap: 10px; }
.wr-option-toggle { display: flex; align-items: center; justify-content: space-between; padding: 15px; border-radius: 8px; }
.wr-option-label { font-weight: bold; }

.wr-toggle-switch { display: inline-block; }
.wr-toggle-switch input[type="checkbox"] { display: none; }
.wr-toggle-switch label { display: flex; align-items: center; justify-content: space-between; cursor: pointer; background-color: #ccc; border-radius: 20px; padding: 2px; width: 120px; height: 40px; position: relative; border: 2px solid rgba(0,0,0,0.1); }
.wr-toggle-handle { background-color: white; width: 36px; height: 36px; border-radius: 50%; position: absolute; transition: transform 0.2s ease-in-out; box-shadow: 0 1px 3px rgba(0,0,0,0.2); left: 2px; top: 2px; }
.wr-toggle-text-on, .wr-toggle-text-off { width: 50%; text-align: center; font-weight: bold; line-height: 36px; }
.wr-toggle-text-on { color: #fff; }
.wr-toggle-text-off { color: #333; }
.wr-toggle-switch input:checked + label { background-color: #0d6efd; }
.wr-toggle-switch input:checked + label .wr-toggle-handle { transform: translateX(78px); }

.wr-summary { padding: 20px; border-radius: 8px; text-align: center; }
#wr_summary_content ul { list-style: none; padding: 0; margin: 0; text-align: left; }
#wr_summary_content li { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid rgba(0,0,0,0.1); }
#wr_summary_content li:last-child { border-bottom: none; }
#wr_summary_content .wr-summary-total { font-size: 1.3em; font-weight: 700; margin-top: 12px; padding-top: 12px; border-top: 2px solid rgba(0,0,0,0.1); }

.wr-main-button { background-color: #28a745; color: white; border: none; width: 100%; padding: 18px; font-size: 1.2em; font-weight: bold; border-radius: 8px; cursor: pointer; transition: background-color 0.2s; }
.wr-main-button:hover { background-color: #218838; }
.wr-main-button:disabled { background-color: #6c757d; cursor: not-allowed; }

.wr-hint { font-size: 12px; opacity: .8; margin-top: 6px; }