:root {
    --bg-color: #f4f6f8;
    --card-bg: #ffffff;
    --text-main: #212529;
    --text-sub: #868e96;
    --accent: #339af0;
    --border-light: #e9ecef;
    --chip-bg: #f1f3f5;
    --chip-text: #495057;
    --font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, Roboto, 'Helvetica Neue', 'Segoe UI', 'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic', sans-serif;
}

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

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    padding: 40px 20px;
    overflow-x: hidden;
}

.header {
    text-align: center;
    margin-bottom: 30px;
}

.header h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.header p {
    color: var(--text-sub);
    font-size: 15px;
}

.toolbar {
    margin-bottom: 30px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 900px;
}

.btn {
    background-color: var(--text-main);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, background-color 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

.card-container {
    background-color: var(--card-bg);
    width: 100%;
    max-width: 900px;
    padding: 50px;
    border-radius: 32px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    position: relative;
}

.profile-section {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 40px;
}

.profile-image-wrapper {
    width: 100px;
    height: 100px;
    border-radius: 32px;
    background-color: var(--border-light);
    overflow: hidden;
    cursor: pointer;
    position: relative;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.profile-bg-preview {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    display: none;
}

.profile-image-wrapper .placeholder-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #adb5bd;
    font-size: 24px;
    pointer-events: none;
}

.profile-image-wrapper:hover::after {
    content: '클릭/붙여넣기';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    background: rgba(0,0,0,0.5);
    color: white;
    font-size: 11px;
    text-align: center;
    padding: 6px 0;
}

.profile-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.nickname-input {
    font-size: 28px;
    font-weight: 800;
    border: none;
    outline: none;
    background: transparent;
    min-width: 200px;
}

.handle-input {
    font-size: 15px;
    color: var(--text-sub);
    border: none;
    outline: none;
    background: transparent;
    min-width: 200px;
    font-weight: 500;
}

[contenteditable]:empty::before {
    content: attr(data-placeholder);
    color: #adb5bd;
    pointer-events: none;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.cell {
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: relative;
}

.cell-image-box {
    width: 100%;
    background-color: var(--border-light);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0,0,0,0.03);
    transition: transform 0.2s;
}

.cell-image-box:hover {
    transform: scale(1.02);
}

/* Image Ratio System (Square vs Original) */
.ratio-square .cell-image-box {
    aspect-ratio: 1 / 1;
}
.ratio-square .img-bg-preview {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    display: none;
}
.ratio-square .img-tag-preview {
    display: none !important;
}

.ratio-original .cell-image-box {
    aspect-ratio: auto;
    min-height: 150px; /* Placeholder minimum height */
}
.ratio-original .img-bg-preview {
    display: none !important;
}
.ratio-original .img-tag-preview {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: none;
}

.cell-image-box .placeholder-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #adb5bd;
    font-size: 14px;
    font-weight: 500;
    pointer-events: none;
    text-align: center;
    line-height: 1.4;
    width: 100%;
}

.card-container:not(.list-mode) .rule-name-input {
    position: absolute;
    top: 12px;
    left: 12px;
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--text-main);
    padding: 6px 10px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 700;
    border: none;
    outline: none;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    max-width: calc(100% - 24px);
    white-space: nowrap;
    overflow: hidden;
    cursor: text;
    z-index: 10;
}

.card-container:not(.list-mode) .rule-name-input:empty {
    background-color: rgba(255, 255, 255, 0.7);
}

.cell-text-box {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 0 4px;
}

.scenario-title-input {
    font-size: 18px;
    font-weight: 700;
    border: none;
    outline: none;
    line-height: 1.3;
}

.writer-name-input {
    font-size: 14px;
    color: var(--text-sub);
    border: none;
    outline: none;
    font-weight: 500;
}

.chip-container {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 4px;
}

.chip {
    background-color: var(--chip-bg);
    color: var(--chip-text);
    padding: 6px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
}

.add-chip-btn {
    background-color: transparent;
    color: var(--text-sub);
    border: 1px dashed #ced4da;
    padding: 5px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.add-chip-btn:hover {
    border-color: var(--text-sub);
    color: var(--text-main);
}

.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: white;
    padding: 30px;
    border-radius: 24px;
    width: 90%;
    max-width: 480px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transform: translateY(20px);
    transition: transform 0.2s;
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}
.modal-header h2 { font-size: 18px; font-weight: 700; }
.modal-close { background: none; border: none; font-size: 24px; cursor: pointer; color: var(--text-sub); }
.chip-options { display: flex; flex-direction: column; gap: 10px; max-height: 400px; overflow-y: auto; margin-bottom: 20px; }
.chip-label { display: flex; align-items: center; gap: 12px; padding: 12px; border-radius: 12px; background: #f8f9fa; cursor: pointer; transition: background 0.2s; }
.chip-label:hover { background: #e9ecef; }
.chip-label input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--text-main); cursor: pointer; }
.modal-footer { display: flex; justify-content: flex-end; }
.modal-btn { background: var(--text-main); color: white; border: none; padding: 10px 20px; border-radius: 20px; font-weight: 600; cursor: pointer; }

.hidden-inputs { display: none; }

.exporting .no-export { display: none !important; }
.exporting .cell-image-box { border: 1px solid rgba(0,0,0,0.05); }
/* 빈 코멘트 박스를 내보내기 시 숨김 처리 */
.exporting .scenario-comment-input.empty-comment { display: none !important; }

.card-container.list-mode .grid-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.card-container.list-mode .cell {
    flex-direction: column;
    align-items: flex-start;
    background-color: var(--chip-bg);
    padding: 24px;
    border-radius: 24px;
    gap: 16px;
}

.card-container.list-mode .cell-image-box { display: none; }
.card-container.list-mode .cell-text-box { width: 100%; display: flex; flex-direction: column; gap: 8px; }

.card-container.list-mode .rule-name-input {
    display: inline-block;
    width: max-content;
    background-color: var(--text-main);
    color: white;
    padding: 4px 10px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 2px;
    border: none;
    outline: none;
}

.card-container.list-mode .scenario-title-input { font-size: 20px; }
.card-container.list-mode .writer-name-input { font-size: 15px; }
.card-container.list-mode .chip-container { margin-top: 6px; }

.scenario-comment-input { display: none; }
.card-container.list-mode .scenario-comment-input {
    display: block;
    width: 100%;
    background-color: #ffffff;
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 14px 16px;
    font-size: 14px;
    color: var(--text-main);
    margin-top: 10px;
    min-height: 48px;
    line-height: 1.5;
    outline: none;
    transition: border-color 0.2s;
}
.card-container.list-mode .scenario-comment-input:empty::before {
    content: attr(data-placeholder);
    color: #adb5bd;
    pointer-events: none;
}
.card-container.list-mode .scenario-comment-input:focus { border-color: var(--accent); }

#compare-export-area {
    position: absolute;
    top: -9999px; left: -9999px;
    width: 1100px;
    background-color: var(--bg-color);
    padding: 50px;
    z-index: -100;
}
.compare-container {
    background-color: var(--card-bg);
    padding: 50px;
    border-radius: 32px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}
.compare-header { text-align: center; margin-bottom: 50px; }
.compare-header h1 { font-size: 32px; margin-bottom: 10px; font-weight: 800; }
.compare-header p { font-size: 18px; color: var(--text-sub); }
.compare-scenario {
    margin-bottom: 40px;
    border-top: 2px solid var(--border-light);
    padding-top: 30px;
}
.compare-scenario-title {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.compare-rule-badge {
    background-color: var(--text-main);
    color: white;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 16px;
}
.compare-row {
    display: flex;
    gap: 30px;
    background: var(--chip-bg);
    padding: 30px;
    border-radius: 20px;
    margin-bottom: 20px;
}
.compare-profile {
    width: 140px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    text-align: center;
}
.compare-profile-img {
    width: 90px; height: 90px;
    border-radius: 24px;
    background-size: cover;
    background-position: center;
    background-color: var(--border-light);
}
.compare-profile-name { font-weight: 800; font-size: 18px; }
.compare-profile-handle { font-size: 14px; color: var(--text-sub); }
.compare-content { flex-grow: 1; display: flex; flex-direction: column; gap: 16px; justify-content: center; }
.compare-container .chip { font-size: 15px; padding: 8px 16px; border-radius: 16px; font-weight: 700; }
.compare-comment { font-size: 18px; line-height: 1.7; padding: 20px 24px; background: white; border-radius: 16px; border: 1px solid var(--border-light); word-break: keep-all; }

/* Responsive */
@media (max-width: 768px) {
    .grid-container { grid-template-columns: repeat(2, 1fr); }
    .card-container.list-mode .grid-container { grid-template-columns: 1fr; }
    .card-container { padding: 30px 20px; }
}
@media (max-width: 480px) {
    .grid-container { grid-template-columns: 1fr; }
}