/**
 * Content Tool Page Styles
 * (본문 영역 전용 스타일)
 *
 * @package Zipper
 */

/* ==========================================================================
   Content Action Buttons (우측 상단 고정)
   ========================================================================== */
.content-actions {
    position: absolute;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.content-main {
    position: relative;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.action-btn:hover {
    background: var(--color-bg-secondary);
    color: var(--color-text);
    border-color: var(--color-accent);
}

.action-btn i {
    font-size: 12px;
}

.action-btn.is-active {
    background: rgba(212, 175, 55, 0.1);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.action-btn.is-active i {
    color: var(--color-accent);
}

@media (max-width: 768px) {
    .content-actions {
        position: static;
        justify-content: flex-end;
        margin-bottom: 16px;
    }

    .action-btn span {
        display: none;
    }

    .action-btn {
        padding: 8px 10px;
    }
}

/* ==========================================================================
   Tool Intro Section (아이콘 왼쪽 + 제목/설명 오른쪽)
   ========================================================================== */
.content-main .tool-intro {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    gap: 14px;
    margin-bottom: 32px;
    animation: toolIntroFadeIn 0.5s ease-out forwards;
    position: relative;
    padding-bottom: 24px;
}

.content-main .tool-intro .last-updated {
    position: absolute;
    bottom: 0;
    right: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--color-text-muted);
    opacity: 0;
    animation: textSlideIn 0.4s ease-out 0.4s forwards;
}

.content-main .tool-intro .last-updated i {
    font-size: 12px;
}

@keyframes toolIntroFadeIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.content-main .tool-intro .tool-icon-wrapper {
    width: 45px;
    height: 45px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gold-gradient);
    border-radius: 10px;
    color: #ffffff;
    animation: iconPop 0.4s ease-out 0.15s forwards;
    opacity: 0;
    transform: scale(0.8);
}

@keyframes iconPop {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.content-main .tool-intro .tool-icon-wrapper i {
    font-size: 20px;
}

.content-main .tool-intro .tool-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 45px;
}

.content-main .tool-intro .tool-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin: 0;
    line-height: 1.2;
    animation: textSlideIn 0.4s ease-out 0.2s forwards;
    opacity: 0;
    transform: translateX(-8px);
}

.content-main .tool-intro .tool-description {
    font-size: 12px;
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.4;
    animation: textSlideIn 0.4s ease-out 0.3s forwards;
    opacity: 0;
    transform: translateX(-8px);
    /* tool-common.css의 .tool-description 스타일 오버라이드 */
    border: none;
    background: transparent;
    padding: 0;
    border-radius: 0;
    box-shadow: none;
}

@keyframes textSlideIn {
    from {
        opacity: 0;
        transform: translateX(-8px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ==========================================================================
   Tool Section (Input & Results)
   ========================================================================== */
.tool-section {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.tool-input-area {
    margin-bottom: var(--spacing-lg);
}

.input-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.input-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
}

.input-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.btn-small {
    padding: 6px 8px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all 0.2s;
}

.btn-small:hover {
    background: var(--color-bg-secondary);
    color: var(--color-text);
}

.btn-small i {
    font-size: 14px;
}

.tool-textarea {
    width: 100%;
    min-height: 160px;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-text);
    resize: vertical;
    transition: border-color 0.2s;
}

.tool-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.tool-textarea::placeholder {
    color: #9ca3af;
}

/* Result Area */
.tool-result-area {
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
}

.result-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
    margin: 0 0 var(--spacing-md);
}

.result-title i {
    color: var(--color-accent);
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
}

.result-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    text-align: center;
}

.result-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.result-value {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--color-accent);
}

/* ==========================================================================
   Tool Content (Article)
   ========================================================================== */
.tool-content {
    padding: var(--spacing-xl) 0 0;
    border-top: 1px solid var(--color-border);
}

.tool-content h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text-dark);
    margin: var(--spacing-xl) 0 var(--spacing-md);
    scroll-margin-top: calc(var(--header-height, 56px) + 32px);
}

.tool-content h2:first-of-type {
    scroll-margin-top: calc(var(--header-height, 56px) + 48px);
}

.tool-content h2:first-child {
    margin-top: 0;
}

.tool-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: #1f2937;
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.tool-content p {
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text);
    margin: 0 0 var(--spacing-md);
}

.tool-content ul {
    margin: 0 0 var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.tool-content li {
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.tool-content strong {
    color: var(--color-text-dark);
}

/* ==========================================================================
   Related Tools Section
   ========================================================================== */
.related-tools {
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--color-border);
}

.related-tools h2 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-dark);
    margin: 0 0 var(--spacing-md);
}

.related-tools h2 i {
    color: var(--color-accent);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

@media (max-width: 1024px) {
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .related-grid {
        grid-template-columns: 1fr;
    }
}

.related-card {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all 0.2s;
}

.related-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.1);
    transform: translateY(-2px);
}

.related-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
}

.related-icon i {
    font-size: 22px;
    color: var(--color-accent);
}

.related-info {
    flex: 1;
    min-width: 0;
}

.related-info h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin: 0 0 var(--spacing-xs);
}

.related-info p {
    font-size: 13px;
    color: var(--color-text-muted);
    margin: 0 0 var(--spacing-sm);
    line-height: 1.4;
}

.related-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.related-tags .tag {
    padding: 2px 8px;
    background: var(--color-bg-secondary);
    border-radius: 4px;
    font-size: 13px;
    color: var(--color-text-muted);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
/* ==========================================================================
   404 Error Page
   ========================================================================== */
.error-404 {
    text-align: center;
    padding: 80px 24px;
}

.error-icon {
    margin-bottom: var(--spacing-lg);
}

.error-icon i {
    font-size: 64px;
    color: var(--color-accent);
}

.error-title {
    font-size: 72px;
    font-weight: 800;
    color: var(--color-text-dark);
    margin: 0 0 var(--spacing-sm);
    line-height: 1;
}

.error-description {
    font-size: 24px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin: 0 0 var(--spacing-sm);
}

.error-message {
    font-size: 15px;
    color: var(--color-text-muted);
    margin: 0 0 var(--spacing-xl);
}

.error-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 12px 24px;
    background: var(--color-accent);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: background 0.2s;
}

.error-btn:hover {
    background: var(--color-accent-hover);
}

/* ==========================================================================
   Category Archive Page
   ========================================================================== */
.category-header {
    margin-bottom: var(--spacing-lg);
}

.category-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.category-breadcrumb a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.category-breadcrumb a:hover {
    color: var(--color-accent);
}

.category-breadcrumb i {
    font-size: 10px;
}

.category-intro {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.category-icon-wrapper {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gold-gradient);
    border-radius: var(--radius-lg);
    color: #ffffff;
}

.category-icon-wrapper i {
    font-size: 26px;
}

.category-info {
    flex: 1;
    min-width: 0;
}

.category-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text-dark);
    margin: 0 0 var(--spacing-xs);
    line-height: 1.2;
}

.category-description {
    font-size: 15px;
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.5;
}

.category-guide-section {
    margin-bottom: var(--spacing-xl);
}

.category-guide-inner {
    padding: var(--spacing-lg);
    background: linear-gradient(180deg, rgba(250, 248, 244, 0.96) 0%, rgba(255, 255, 255, 0.98) 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.category-guide-summary {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 1.2fr);
    gap: var(--spacing-lg);
    align-items: start;
}

.category-guide-copy p {
    margin: 0 0 var(--spacing-sm);
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text);
}

.category-guide-note {
    color: var(--color-text-muted) !important;
}

.category-guide-use-cases,
.category-guide-faq,
.category-guide-adjacent {
    margin-top: var(--spacing-md);
}

.category-guide-use-cases h3,
.category-guide-faq h3 {
    margin: 0 0 var(--spacing-sm);
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text-dark);
}

.category-guide-use-cases ul {
    margin: 0;
    padding-left: 18px;
    display: grid;
    gap: 6px;
}

.category-guide-use-cases li {
    font-size: 13px;
    line-height: 1.55;
    color: var(--color-text);
}

.category-guide-adjacent {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 10px;
    align-items: center;
}

.category-guide-adjacent span {
    font-size: 13px;
    font-weight: 700;
    color: var(--color-text-dark);
}

.category-guide-adjacent div {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.category-guide-adjacent a {
    display: inline-flex;
    align-items: center;
    padding: 5px 9px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 12px;
    font-weight: 600;
    text-decoration: none;
}

.category-guide-adjacent a:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.category-guide-faq {
    display: grid;
    gap: var(--spacing-sm);
}

.category-guide-faq-item {
    padding: var(--spacing-sm);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.category-guide-faq-item h4 {
    margin: 0 0 4px;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.45;
    color: var(--color-text-dark);
}

.category-guide-faq-item p {
    margin: 0;
    font-size: 12px;
    line-height: 1.55;
    color: var(--color-text-muted);
}

.category-featured-tools h3 {
    margin: 0 0 var(--spacing-md);
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text-dark);
}

.category-featured-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--spacing-sm);
}

.category-featured-card {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.category-featured-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.1);
    transform: translateY(-1px);
}

.category-featured-icon {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-sm);
    color: var(--color-accent);
}

.category-featured-body {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.category-featured-body strong {
    font-size: 13px;
    line-height: 1.35;
    color: var(--color-text-dark);
}

.category-featured-body span {
    font-size: 12px;
    line-height: 1.45;
    color: var(--color-text-muted);
}

@media (max-width: 900px) {
    .category-guide-summary,
    .category-featured-grid {
        grid-template-columns: 1fr;
    }
}

/* Breadcrumb for single tool */
.tool-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.tool-breadcrumb a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.tool-breadcrumb a:hover {
    color: var(--color-accent);
}

.tool-breadcrumb i {
    font-size: 10px;
}

/* ==========================================================================
   Subcategories Section
   ========================================================================== */
.subcategories-section {
    margin-bottom: var(--spacing-xl);
}

.section-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin: 0 0 var(--spacing-md);
}

.section-title i {
    color: var(--color-accent);
}

.subcategories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.subcategory-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all 0.2s;
}

.subcategory-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.1);
}

.subcategory-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
}

.subcategory-icon i {
    font-size: 20px;
    color: var(--color-accent);
}

.subcategory-info {
    flex: 1;
    min-width: 0;
}

.subcategory-info h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin: 0 0 2px;
}

.subcategory-info .tool-count {
    font-size: 13px;
    color: var(--color-text-muted);
}

.subcategory-arrow {
    color: var(--color-text-muted);
    transition: transform 0.2s;
}

.subcategory-card:hover .subcategory-arrow {
    transform: translateX(4px);
    color: var(--color-accent);
}

/* ==========================================================================
   Tools Grid (Card Layout)
   ========================================================================== */
.tools-section {
    margin-bottom: var(--spacing-xl);
}

.tools-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.tools-count {
    font-size: 14px;
    color: var(--color-text-muted);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.tool-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
    min-height: 100px; /* CLS 방지: 카드 최소 높이 */
}

.tool-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.12);
    transform: translateY(-2px);
}

.tool-card-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gold-gradient);
    border-radius: var(--radius-md);
}

.tool-card-icon i {
    font-size: 22px;
    color: #ffffff;
}

.tool-card-content {
    flex: 1;
    min-width: 0;
}

.tool-card-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin: 0 0 var(--spacing-xs);
    line-height: 1.3;
}

.tool-card-desc {
    font-size: 13px;
    color: var(--color-text-muted);
    margin: 0 0 var(--spacing-sm);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.tool-card-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.tool-card-category {
    font-size: 13px;
    padding: 2px 8px;
    background: var(--color-bg-secondary);
    border-radius: 4px;
    color: var(--color-text-muted);
}

.tool-card-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    color: var(--color-text-muted);
    transition: color 0.2s ease, transform 0.2s ease, opacity 0.2s ease;
}

.tool-card:hover .tool-card-arrow {
    color: var(--color-accent);
    transform: translateX(4px);
}

/* Empty State */
.tools-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) var(--spacing-lg);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    text-align: center;
}

.tools-empty i {
    font-size: 46px;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.tools-empty p {
    font-size: 15px;
    color: var(--color-text-muted);
    margin: 0;
}

/* Tool Loading State */
.tool-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    text-align: center;
}

.tool-loading i {
    font-size: 32px;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    animation: spin 1s linear infinite;
}

.tool-loading p {
    font-size: 14px;
    color: var(--color-text-muted);
    margin: 0;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Sidebar Empty State */
.nav-empty-state {
    padding: var(--spacing-lg);
}

.nav-empty-state .empty-message {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    margin: 0;
}

.nav-empty {
    opacity: 0.6;
}

.nav-empty .item-text {
    font-style: italic;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 768px) {
    .category-intro {
        gap: var(--spacing-sm);
    }

    .category-icon-wrapper {
        width: 44px;
        height: 44px;
    }

    .category-icon-wrapper i {
        font-size: 20px;
    }

    .category-title {
        font-size: 22px;
    }

    .subcategories-grid {
        grid-template-columns: 1fr;
    }

    .tools-grid {
        grid-template-columns: 1fr;
    }

    .tools-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }

    .error-title {
        font-size: 48px;
    }

    .error-description {
        font-size: 20px;
    }

    .tool-intro {
        gap: 12px;
    }

    .tool-icon-wrapper {
        width: 40px;
        height: 40px;
    }

    .tool-icon-wrapper i {
        font-size: 18px;
    }

    .tool-info {
        min-height: 40px;
    }

    .tool-title {
        font-size: 16px;
    }

    .tool-description {
        font-size: 13px;
    }

    .tool-section {
        padding: var(--spacing-md);
    }

    body.single-tool .content-main {
        display: flex;
        flex-direction: column;
    }

    body.single-tool .content-main > .content-actions {
        order: 1;
    }

    body.single-tool .content-main > .tool-breadcrumb {
        order: 2;
    }

    body.single-tool .content-main > .tool-intro {
        order: 3;
    }

    body.single-tool .content-main > .tool-content {
        order: 4;
    }

    body.single-tool .content-main > #ad-slot-1.ad-container {
        order: 5;
    }

    body.single-tool .content-main > .tz-tool-comments {
        order: 6;
    }

    body.single-tool .content-main > #ad-slot-2.ad-container {
        order: 7;
    }

    body.single-tool .content-main > .related-tools {
        order: 8;
    }

    .result-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .result-card {
        padding: var(--spacing-sm);
    }

    .result-value {
        font-size: 20px;
    }

    .related-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Regular Post & Page Content (일반 글/페이지)
   ========================================================================== */
.entry-header {
    margin-bottom: var(--spacing-lg);
}

.entry-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text-dark);
    margin: 0 0 var(--spacing-sm);
    line-height: 1.3;
}

.entry-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    font-size: 14px;
    color: var(--color-text-muted);
}

.entry-meta i {
    margin-right: 4px;
}

.entry-meta a {
    color: var(--color-text-muted);
    text-decoration: none;
}

.entry-meta a:hover {
    color: var(--color-accent);
}

.entry-thumbnail {
    margin-bottom: var(--spacing-lg);
}

.entry-thumbnail img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
}

.entry-footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.post-tags {
    font-size: 14px;
    color: var(--color-text-muted);
}

.post-tags i {
    margin-right: 6px;
}

.post-tags a {
    color: var(--color-accent);
    text-decoration: none;
}

.post-tags a:hover {
    text-decoration: underline;
}

.entry-content {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text);
}

.entry-content h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text-dark);
    margin: var(--spacing-xl) 0 var(--spacing-md);
}

.entry-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.entry-content h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin: var(--spacing-md) 0 var(--spacing-sm);
}

.entry-content p {
    margin: 0 0 var(--spacing-md);
}

.entry-content ul,
.entry-content ol {
    margin: 0 0 var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.entry-content li {
    margin-bottom: var(--spacing-sm);
}

.entry-content a {
    color: var(--color-accent);
    text-decoration: none;
}

.entry-content a:hover {
    color: var(--color-accent-hover);
    text-decoration: underline;
}

.entry-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: var(--spacing-md) 0;
}

.entry-content blockquote {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    font-style: italic;
    color: var(--color-text-muted);
}

.entry-content pre,
.entry-content code {
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    font-size: 14px;
}

.entry-content pre {
    background: var(--color-bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: var(--spacing-md) 0;
}

.entry-content code {
    background: var(--color-bg-secondary);
    padding: 2px 6px;
    border-radius: 4px;
}

.entry-content pre code {
    background: transparent;
    padding: 0;
}

.entry-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
}

.entry-content th,
.entry-content td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border: 1px solid var(--color-border);
}

.entry-content th {
    background: var(--color-bg-secondary);
    font-weight: 600;
}

.page-links {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

/* ==========================================================================
   Pagination
   ========================================================================== */
.posts-navigation {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
}

.posts-navigation .nav-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xs);
}

.posts-navigation .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--spacing-sm);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

.posts-navigation .page-numbers:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.posts-navigation .page-numbers.current {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #ffffff;
}

.posts-navigation .page-numbers.dots {
    border: none;
    background: transparent;
}

.posts-navigation .prev,
.posts-navigation .next {
    font-size: 16px;
}

/* ==========================================================================
   Content Footer (Last Updated)
   ========================================================================== */
.content-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.last-updated {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--color-text-muted);
}

.last-updated i {
    font-size: 14px;
}

/* ==========================================================================
   Homepage Styles
   ========================================================================== */
.content-main-full {
    max-width: 1200px;
    margin: 0 auto;
}

.view-all-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 500;
    color: #7a5011; /* 접근성 대비율 6.5:1 (골드 계열 다크) */
    text-decoration: none;
    transition: all 0.2s;
}

.view-all-link:hover {
    color: var(--color-accent-hover);
}

.view-all-link i {
    transition: transform 0.2s;
}

.view-all-link:hover i {
    transform: translateX(4px);
}

.tools-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

/* Demo Notice (개발용) */
.demo-notice {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-md);
    font-size: 14px;
    color: var(--color-accent-hover);
}

.demo-notice i {
    font-size: 18px;
}

/* ==========================================================================
   Archive Pagination
   ========================================================================== */
.archive-pagination {
    margin-top: var(--spacing-xl);
    display: flex;
    justify-content: center;
}

.archive-pagination .nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.archive-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-dark);
    background: var(--color-bg-light);
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: all 0.2s;
}

.archive-pagination .page-numbers:hover {
    background: var(--color-border);
    color: var(--color-text-dark);
}

.archive-pagination .page-numbers.current {
    background: var(--color-accent);
    color: #ffffff;
}

.archive-pagination .page-numbers.prev,
.archive-pagination .page-numbers.next {
    background: transparent;
}

.archive-pagination .page-numbers.prev:hover,
.archive-pagination .page-numbers.next:hover {
    background: var(--color-bg-light);
}

.archive-pagination .page-numbers.dots {
    background: transparent;
    pointer-events: none;
}

/* ==========================================================================
   Homepage Sections
   ========================================================================== */

/* Hero Section - Text-first landing without background image */
.home-hero {
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    margin-bottom: var(--spacing-xl);
    position: relative;
    overflow: hidden;
    height: 480px;
    background: #ffffff;
    border-bottom: 1px solid rgba(212, 175, 55, 0.16);
}

.home-hero-overlay {
    position: relative;
    width: 100%;
    height: 100%;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.72) 0%, rgba(255, 255, 255, 0.92) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 28px 24px;
}

.home-hero-content {
    text-align: center;
    width: min(100%, 760px);
    padding: 0 24px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    transform: translateY(-30px);
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    backdrop-filter: none;
}

.home-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 18px;
    background: rgba(212, 175, 55, 0.14);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    border-radius: 50px;
    margin-bottom: 18px;
    backdrop-filter: blur(4px);
    border: 1px solid rgba(212, 175, 55, 0.28);
    color: #7a5011;
    box-shadow: 0 10px 24px rgba(184, 134, 11, 0.08);
}

.home-hero-badge i {
    font-size: 13px;
}

.home-hero-title {
    max-width: 11ch;
    font-size: 46px;
    font-weight: 800;
    color: var(--color-text-dark);
    margin: 0 auto 18px;
    letter-spacing: -0.8px;
    line-height: 1.08;
}

.home-hero-desc {
    font-size: 17px;
    color: var(--color-text-secondary);
    margin: 0 auto 20px;
    max-width: 580px;
    line-height: 1.75;
}

.home-hero-subdesc {
    font-size: 14px;
    color: var(--color-text-muted);
    margin: 0 auto 28px;
    max-width: 540px;
    line-height: 1.6;
}

.home-hero-team {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 24px;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(212, 175, 55, 0.22);
    border-radius: 50px;
    font-size: 14px;
    color: var(--color-text-dark);
    font-weight: 500;
    backdrop-filter: blur(8px);
    box-shadow: 0 10px 28px rgba(23, 22, 20, 0.08);
}

/* Pulse Dot Animation */
.pulse-dot {
    width: 10px;
    height: 10px;
    background: #22c55e;
    border-radius: 50%;
    position: relative;
    animation: pulse 1.5s ease-in-out infinite;
}

.pulse-dot::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse-ring 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

@keyframes pulse-ring {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.8;
    }
    100% {
        transform: translate(-50%, -50%) scale(2.5);
        opacity: 0;
    }
}

/* Features Section */
.home-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    min-height: 140px; /* CLS 방지: 로딩 시 레이아웃 이동 최소화 */
    opacity: 0;
    animation: featureGridIn 0.45s ease-out forwards;
}

.feature-card {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: var(--spacing-lg);
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 3px 14px rgba(23, 22, 20, 0.05);
    transition: all 0.2s;
    opacity: 0;
    transform: translateY(16px) scale(0.985);
    animation: featureCardIn 0.72s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.home-features .feature-card:nth-of-type(1) {
    animation-delay: 0.06s;
}

.home-features .feature-card:nth-of-type(2) {
    animation-delay: 0.24s;
}

.home-features .feature-card:nth-of-type(3) {
    animation-delay: 0.42s;
}

.feature-card::before {
    content: '';
    position: absolute;
    inset: -145%;
    border-radius: inherit;
    background: conic-gradient(
        from 0deg,
        rgba(255, 255, 255, 0) 0deg 320deg,
        rgba(255, 246, 214, 0.28) 332deg,
        rgba(250, 218, 128, 0.92) 344deg,
        rgba(184, 134, 11, 0.95) 354deg,
        rgba(255, 255, 255, 0) 360deg
    );
    opacity: 0;
    transform: rotate(0deg);
    transform-origin: center;
    pointer-events: none;
    z-index: 0;
    animation: featureBorderSweep 9s linear infinite;
}

.feature-card::after {
    content: '';
    position: absolute;
    inset: 3px;
    border-radius: calc(var(--radius-lg) - 3px);
    background: var(--color-bg-white);
    pointer-events: none;
    z-index: 1;
}

.home-features .feature-card:nth-of-type(1)::before {
    animation-delay: 0s;
}

.home-features .feature-card:nth-of-type(2)::before {
    animation-delay: 3s;
}

.home-features .feature-card:nth-of-type(3)::before {
    animation-delay: 6s;
}

.feature-card > * {
    position: relative;
    z-index: 2;
}

.feature-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 10px 24px rgba(184, 134, 11, 0.13);
    transform: translateY(-3px);
}

.feature-icon {
    width: 50px;
    height: 50px;
    margin: 0 0 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gold-gradient);
    border-radius: var(--radius-md);
    color: #fff;
    font-size: 22px;
}

/* CLS 방지: 아이콘 로딩 전 고정 크기 확보 */
.feature-icon i {
    width: 22px;
    height: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.feature-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text-dark);
    margin: 0;
    opacity: 0;
    transform: translateY(8px);
    animation: featureTextIn 0.5s ease-out forwards;
}

.feature-card p {
    font-size: 13px;
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.5;
    opacity: 0;
    transform: translateY(8px);
    animation: featureTextIn 0.5s ease-out forwards;
}

.feature-points {
    list-style: none;
    margin: 2px 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.feature-points li {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: #6a655f;
    line-height: 1.4;
    opacity: 0;
    transform: translateY(8px);
    animation: featureTextIn 0.5s ease-out forwards;
}

.feature-points li i {
    color: #aa7b0d;
    font-size: 12px;
}

@keyframes featureBorderSweep {
    0%, 3% {
        opacity: 0;
        transform: rotate(0deg);
    }
    8% {
        opacity: 1;
    }
    30% {
        opacity: 1;
        transform: rotate(360deg);
    }
    34%, 100% {
        opacity: 0;
        transform: rotate(360deg);
    }
}

@keyframes featureGridIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes featureCardIn {
    0% {
        opacity: 0;
        transform: translateY(16px) scale(0.985);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes featureTextIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.home-features .feature-card:nth-of-type(1) h3 { animation-delay: 0.22s; }
.home-features .feature-card:nth-of-type(1) p { animation-delay: 0.30s; }
.home-features .feature-card:nth-of-type(1) .feature-points li:nth-child(1) { animation-delay: 0.38s; }
.home-features .feature-card:nth-of-type(1) .feature-points li:nth-child(2) { animation-delay: 0.46s; }
.home-features .feature-card:nth-of-type(1) .feature-points li:nth-child(3) { animation-delay: 0.54s; }

.home-features .feature-card:nth-of-type(2) h3 { animation-delay: 0.40s; }
.home-features .feature-card:nth-of-type(2) p { animation-delay: 0.48s; }
.home-features .feature-card:nth-of-type(2) .feature-points li:nth-child(1) { animation-delay: 0.56s; }
.home-features .feature-card:nth-of-type(2) .feature-points li:nth-child(2) { animation-delay: 0.64s; }
.home-features .feature-card:nth-of-type(2) .feature-points li:nth-child(3) { animation-delay: 0.72s; }

.home-features .feature-card:nth-of-type(3) h3 { animation-delay: 0.58s; }
.home-features .feature-card:nth-of-type(3) p { animation-delay: 0.66s; }
.home-features .feature-card:nth-of-type(3) .feature-points li:nth-child(1) { animation-delay: 0.74s; }
.home-features .feature-card:nth-of-type(3) .feature-points li:nth-child(2) { animation-delay: 0.82s; }
.home-features .feature-card:nth-of-type(3) .feature-points li:nth-child(3) { animation-delay: 0.90s; }

/* Random Recommendation Section */
.home-random-tools {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, rgba(250, 248, 244, 0.96) 0%, rgba(255, 255, 255, 0.98) 100%);
}

.random-tools-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 8px;
}

.home-random-tools .section-title {
    margin: 0;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text-dark);
}

.home-random-tools .section-title i {
    color: var(--color-accent);
}

.random-refresh-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border: 1px solid rgba(212, 175, 55, 0.45);
    border-radius: 999px;
    background: #fff;
    color: #7a5011;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.random-refresh-btn:hover {
    border-color: var(--color-accent);
    background: rgba(212, 175, 55, 0.09);
}

.random-tools-desc {
    margin: 0 0 14px;
    font-size: 13px;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.random-tools-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--spacing-md);
}

.random-tool-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-white);
    text-decoration: none;
    transition: all 0.2s;
}

.random-tool-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 8px 20px rgba(184, 134, 11, 0.12);
    transform: translateY(-2px);
}

.random-tool-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--color-gold-gradient);
}

.random-tool-icon i {
    color: #fff;
    font-size: 18px;
}

.random-tool-content {
    min-width: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.random-tool-category {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    padding: 2px 7px;
    border-radius: 999px;
    background: rgba(212, 175, 55, 0.15);
    color: #7a5011;
    font-size: 11px;
    font-weight: 600;
}

.random-tool-title {
    margin: 0;
    font-size: 14px;
    font-weight: 700;
    color: var(--color-text-dark);
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.random-tool-arrow {
    color: #b8b2a9;
    transition: transform 0.2s, color 0.2s;
}

.random-tool-card:hover .random-tool-arrow {
    color: var(--color-accent);
    transform: translateX(3px);
}

/* How It Works Section */
.home-how-it-works {
    position: relative;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(250, 248, 242, 0.98) 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.home-how-it-works .section-title {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 14px;
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text-dark);
}

.home-how-it-works .section-title i {
    color: var(--color-accent);
}

.how-flow-line {
    height: 8px;
    margin: 0 42px 18px;
    border-radius: 999px;
    background: rgba(212, 175, 55, 0.16);
    overflow: hidden;
}

.how-flow-fill {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, rgba(212, 175, 55, 0.9) 0%, rgba(184, 134, 11, 0.95) 100%);
    animation: howFlowFill 6s ease-in-out infinite;
}

.how-steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--spacing-md);
}

.how-step {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: var(--spacing-md);
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    animation: howStepPulse 6s ease-in-out infinite;
}

.how-step-1 {
    animation-delay: 0s;
}

.how-step-2 {
    animation-delay: 2s;
}

.how-step-3 {
    animation-delay: 4s;
}

.how-step-badge {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(212, 175, 55, 0.55);
    background: #fff;
    color: #7a5011;
    font-size: 16px;
    font-weight: 800;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.how-step-badge::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 0;
    background: linear-gradient(180deg, rgba(212, 175, 55, 0.95) 0%, rgba(184, 134, 11, 0.98) 100%);
    animation: howStepFill 6s ease-in-out infinite;
}

.how-step-1 .how-step-badge::before {
    animation-delay: 0s;
}

.how-step-2 .how-step-badge::before {
    animation-delay: 2s;
}

.how-step-3 .how-step-badge::before {
    animation-delay: 4s;
}

.how-step-badge span {
    position: relative;
    z-index: 1;
}

.how-step-content {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.how-step-content h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text-dark);
}

.how-step-content p {
    margin: 0;
    font-size: 13px;
    line-height: 1.6;
    color: var(--color-text-muted);
}

@keyframes howFlowFill {
    0%, 8% {
        width: 0;
    }
    32% {
        width: 34%;
    }
    65% {
        width: 67%;
    }
    92%, 100% {
        width: 100%;
    }
}

@keyframes howStepFill {
    0%, 10% {
        height: 0;
    }
    35%, 100% {
        height: 100%;
    }
}

@keyframes howStepPulse {
    0%, 100% {
        border-color: var(--color-border);
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
        transform: translateY(0);
    }
    12%, 32% {
        border-color: rgba(212, 175, 55, 0.75);
        box-shadow: 0 10px 24px rgba(184, 134, 11, 0.15);
        transform: translateY(-2px);
    }
}

@media (prefers-reduced-motion: reduce) {
    .home-features,
    .feature-card,
    .feature-card::before,
    .feature-card h3,
    .feature-card p,
    .feature-points li,
    .how-flow-fill,
    .how-step,
    .how-step-badge::before {
        animation: none !important;
        transition: none !important;
    }

    .feature-card::before {
        opacity: 0 !important;
    }

    .home-features,
    .feature-card,
    .feature-card h3,
    .feature-card p,
    .feature-points li {
        opacity: 1 !important;
        transform: none !important;
    }

    .feature-card:hover,
    .how-step:hover {
        transform: none !important;
    }

    .how-flow-fill {
        width: 100%;
    }

    .how-step-badge::before {
        height: 100%;
    }
}

/* ToolZipper Brand Story Section */
.home-brand-story {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-bg-white);
}

.home-brand-story .section-title {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 10px;
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-dark);
}

.home-brand-story .section-title i {
    color: var(--color-accent);
}

.brand-story-intro {
    margin: 0 0 14px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text);
}

.brand-story-intro-secondary {
    margin-top: -2px;
    color: #4f4a43;
}

.brand-pillars {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--spacing-md);
    margin-bottom: 12px;
}

.brand-pillar {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: linear-gradient(180deg, rgba(250, 248, 244, 0.6) 0%, rgba(255, 255, 255, 0.96) 100%);
}

.brand-pillar h3 {
    margin: 0;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text-dark);
}

.brand-pillar h3 i {
    color: #aa7b0d;
}

.brand-pillar p {
    margin: 0;
    font-size: 13px;
    line-height: 1.6;
    color: var(--color-text-muted);
}

.brand-values {
    list-style: none;
    margin: 0 0 14px;
    padding: 13px 14px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    border: 1px dashed rgba(212, 175, 55, 0.45);
    border-radius: var(--radius-md);
    background: linear-gradient(180deg, rgba(255, 252, 243, 0.78) 0%, rgba(255, 255, 255, 0.98) 100%);
}

.brand-values li {
    display: inline-flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 13px;
    line-height: 1.65;
    color: #5f5a56;
}

.brand-values li i {
    margin-top: 2px;
    color: #aa7b0d;
    font-size: 12px;
}

.brand-values li span {
    flex: 1;
}

.brand-story-cta {
    margin: 0;
    font-size: 13px;
    line-height: 1.6;
    color: #6a655f;
}

/* FAQ Section (Accordion) */
.home-faq {
    margin-bottom: var(--spacing-xl);
}

.home-faq .section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-lg);
}

.home-faq .section-title i {
    color: var(--color-accent);
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.faq-accordion {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.faq-item {
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-item.active {
    border-color: var(--color-accent);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-dark);
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: all 0.2s;
}

.faq-question:hover {
    background: var(--color-bg-light);
}

.faq-question span {
    display: flex;
    align-items: center;
    gap: 10px;
}

.faq-question span i {
    color: var(--color-accent);
    font-size: 16px;
}

.faq-arrow {
    color: var(--color-text-muted);
    transition: transform 0.3s;
}

.faq-item.active .faq-arrow {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease-out;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    transition: max-height 0.35s ease-in;
}

.faq-answer-inner {
    padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
    padding-left: calc(var(--spacing-lg) + 26px);
}

.faq-answer p {
    margin: 0;
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.faq-answer strong {
    color: var(--color-accent-hover);
}

/* Tools Section (Homepage) */
.home-tools {
    margin-bottom: var(--spacing-xl);
    min-height: 600px; /* CLS 방지: 툴 목록 로딩 전 공간 확보 */
    contain: layout style; /* 레이아웃 격리로 리플로우 최소화 */
}

.tools-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.home-tools .section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin: 0;
}

.home-tools .section-title i {
    color: var(--color-accent);
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.total-tools-count {
    font-size: 14px;
    color: var(--color-text-muted);
    background: var(--color-bg-light);
    padding: 6px 14px;
    border-radius: 20px;
}

.total-tools-count strong {
    color: #996515; /* 접근성 대비율 5.2:1 (골드 계열 다크) */
    font-weight: 700;
}

.tools-category {
    margin-bottom: var(--spacing-xl);
    min-height: 280px; /* CLS 방지: 카테고리 섹션 최소 높이 */
}

.home-tools .tools-category .category-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 21px; /* 기존 대비 +5px */
    font-weight: 600;
    color: var(--color-text-dark);
    margin: 0;
}

.home-tools .tools-category .category-title i {
    color: var(--color-accent);
}

.home-tools .tools-category .category-title-text {
    display: inline-flex;
    align-items: center;
}

.home-tools .tools-category .category-count {
    font-size: 16px;
    font-weight: 700;
    color: #7a5011;
}

.tools-category .category-description {
    font-size: 13px;
    color: var(--color-text-muted);
    margin: 4px 0 12px 0;
    line-height: 1.5;
}

/* Responsive */
@media (max-width: 768px) {
    .home-hero {
        height: 440px;
    }

    .home-hero-content {
        width: min(100%, 100%);
        padding: 0 18px;
        border-radius: 0;
        transform: translateY(-30px);
    }

    .home-hero-title {
        max-width: 10ch;
        font-size: 34px;
    }

    .home-hero-desc {
        font-size: 14px;
        max-width: 100%;
    }

    .home-hero-team {
        font-size: 13px;
        padding: 8px 16px;
    }

    .home-features {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .feature-card {
        padding: var(--spacing-md);
    }

    .feature-points {
        gap: 5px;
    }

    .feature-points li {
        font-size: 12px;
    }

    .home-random-tools {
        padding: var(--spacing-md);
    }

    .random-tools-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .random-tools-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .random-tool-card {
        padding: 11px;
    }

    .random-tool-title {
        font-size: 13px;
    }

    .home-how-it-works {
        padding: var(--spacing-md);
    }

    .how-flow-line {
        margin: 0 20px 14px;
    }

    .how-steps {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .how-step {
        padding: 14px;
    }

    .how-step-badge {
        width: 36px;
        height: 36px;
        font-size: 15px;
    }

    .how-step-content h3 {
        font-size: 15px;
    }

    .how-step-content p {
        font-size: 12px;
    }

    .faq-item {
        padding: var(--spacing-md);
    }

    .faq-question {
        font-size: 13px;
    }

    .faq-answer {
        font-size: 13px;
        padding-left: 0;
    }

    /* CLS 방지: 모바일에서 home-tools 최소 높이 조정 */
    .home-tools {
        min-height: 800px; /* 모바일: 1열 레이아웃으로 더 길어짐 */
    }

    .tools-category {
        min-height: 400px; /* 모바일: 카드가 세로로 쌓임 */
    }

    .home-tools .tools-header {
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
        gap: var(--spacing-xs);
        text-align: left;
    }

    .home-tools .tools-category .category-title {
        font-size: 21px; /* 모바일에서도 +5px 유지 */
        justify-content: flex-start;
        text-align: left;
    }

    .home-tools .tools-category .category-count {
        font-size: 15px;
    }

    .home-tools .tools-header .view-all-link {
        align-self: flex-start;
    }

    .home-brand-story {
        padding: var(--spacing-md);
    }

    .brand-story-intro {
        font-size: 13px;
        line-height: 1.65;
    }

    .brand-story-intro-secondary {
        margin-bottom: 12px;
    }

    .brand-pillars {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .brand-pillar {
        padding: 12px;
    }

    .brand-pillar h3 {
        font-size: 14px;
    }

    .brand-values {
        padding: 11px 12px;
        gap: 7px;
        margin-bottom: 12px;
    }

    .brand-values li {
        font-size: 12px;
    }

    .brand-pillar p,
    .brand-story-cta {
        font-size: 12px;
    }
}

/* ==========================================================================
   Tool Interface (웹툴 UI 컴포넌트)
   ========================================================================== */
.tool-interface {
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.tool-input-section {
    margin-bottom: var(--spacing-lg);
}

.tool-input-section label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-sm);
}

.tool-interface textarea,
.tool-interface input[type="text"],
.tool-interface input[type="number"] {
    width: 100%;
    padding: var(--spacing-md);
    font-size: 14px;
    font-family: inherit;
    line-height: 1.6;
    color: var(--color-text-dark);
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color 0.2s, box-shadow 0.2s;
    resize: vertical;
}

.tool-interface textarea {
    min-height: 150px;
}

.tool-interface textarea:focus,
.tool-interface input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
}

.tool-interface textarea::placeholder,
.tool-interface input::placeholder {
    color: var(--color-text-muted);
}

/* Tool Stats Grid */
.tool-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.stat-item {
    background: var(--color-bg-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1.2;
}

.stat-label {
    display: block;
    font-size: 13px;
    color: var(--color-text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Tool Action Buttons */
.tool-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tool-interface .btn-primary,
.tool-interface .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
}

.tool-interface .btn-primary {
    background: var(--color-gold-gradient);
    color: #ffffff;
}

.tool-interface .btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.tool-interface .btn-secondary {
    background: var(--color-bg-light);
    color: var(--color-text-dark);
    border: 1px solid var(--color-border);
}

.tool-interface .btn-secondary:hover {
    background: var(--color-border);
}

/* Tool Output Section */
.tool-output-section {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.tool-output-section label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-sm);
}

.tool-output {
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    min-height: 100px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 13px;
    line-height: 1.6;
    color: var(--color-text-dark);
    word-break: break-all;
    white-space: pre-wrap;
}

/* Tool Options */
.tool-options {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-bg-light);
    border-radius: var(--radius-md);
}

.tool-option {
    display: flex;
    align-items: center;
    gap: 8px;
}

.tool-option label {
    font-size: 13px;
    color: var(--color-text-dark);
    margin: 0;
}

.tool-option input[type="checkbox"],
.tool-option input[type="radio"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-accent);
}

.tool-option select {
    padding: 6px 12px;
    font-size: 13px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg-white);
}

/* Responsive */
@media (max-width: 768px) {
    .tool-interface {
        padding: var(--spacing-lg);
    }

    .tool-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .stat-value {
        font-size: 24px;
    }

    .tool-actions {
        flex-direction: column;
    }

    .tool-interface .btn-primary,
    .tool-interface .btn-secondary {
        width: 100%;
    }
}

/* ==========================================================================
   Share Modal
   ========================================================================== */
.share-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: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
}

.share-modal-overlay.is-open {
    opacity: 1;
    visibility: visible;
}

.share-modal {
    background: var(--color-bg-white, #fff);
    border-radius: var(--radius-lg, 12px);
    width: 90%;
    max-width: 420px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    transform: translateY(20px);
    transition: transform 0.2s;
}

.share-modal-overlay.is-open .share-modal {
    transform: translateY(0);
}

.share-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border, #e8e4dc);
}

.share-modal-header h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--color-text-dark, #2d2a26);
    margin: 0;
}

.share-modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--color-text-muted, #5f5a56);
    cursor: pointer;
    transition: all 0.2s;
}

.share-modal-close:hover {
    background: var(--color-bg-secondary, #faf9f7);
    color: var(--color-text-dark, #2d2a26);
}

.share-modal-body {
    padding: 20px;
}

/* Share Link Section */
.share-link-section {
    margin-bottom: 20px;
}

.share-link-section h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-dark, #2d2a26);
    margin: 0 0 12px 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

.share-link-section h4 i {
    color: var(--color-accent, #d4af37);
    font-size: 16px;
}

.share-link-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    background: var(--color-bg-secondary, #faf9f7);
    border-radius: 8px;
    margin-bottom: 8px;
}

.share-link-item:last-child {
    margin-bottom: 0;
}

.share-link-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.share-link-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text-muted, #5f5a56);
}

.share-link-url {
    font-size: 13px;
    color: var(--color-text, #3d3a36);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.share-copy-btn {
    width: 36px;
    height: 36px;
    padding: 0;
    background: linear-gradient(135deg, #d4af37 0%, #b8860b 100%);
    border: none;
    border-radius: 8px;
    color: #fff;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.share-copy-btn:hover {
    background: linear-gradient(135deg, #e5c158 0%, #d4af37 100%);
    transform: translateY(-1px);
}

.share-copy-btn.copied {
    background: #2e7d32;
}

.share-copy-btn i {
    font-size: 14px;
}

/* Bookmark Section */
.share-bookmark-section {
    background: var(--color-bg-secondary, #faf9f7);
    border-radius: 10px;
    padding: 16px;
}

.share-bookmark-section h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-dark, #2d2a26);
    margin: 0 0 12px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.share-bookmark-section h4 i {
    color: var(--color-accent, #d4af37);
}

.share-bookmark-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.share-bookmark-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: var(--color-bg-white, #fff);
    border-radius: 8px;
    font-size: 13px;
    color: var(--color-text, #3d3a36);
}

.share-bookmark-list li i {
    font-size: 16px;
    color: var(--color-text-muted, #5f5a56);
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

/* Copy Toast */
.share-copy-toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: rgba(45, 42, 38, 0.95);
    color: #fff;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s, transform 0.3s;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.share-copy-toast.is-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.share-copy-toast i {
    color: #4caf50;
    font-size: 16px;
}

/* Responsive - Tablet */
@media (max-width: 768px) {
    .share-modal {
        width: 92%;
        max-width: 400px;
    }

    .share-copy-btn {
        width: 44px;
        height: 44px;
    }

    .share-copy-btn i {
        font-size: 16px;
    }

    .share-bookmark-list li {
        padding: 12px 14px;
        min-height: 44px;
    }
}

/* Responsive - Mobile */
@media (max-width: 480px) {
    .share-modal {
        width: 95%;
        max-height: 85vh;
        max-height: calc(85vh - env(safe-area-inset-bottom, 0px));
        margin-bottom: env(safe-area-inset-bottom, 0px);
    }

    .share-modal-header {
        padding: 14px 16px;
    }

    .share-modal-header h3 {
        font-size: 16px;
    }

    .share-modal-body {
        padding: 16px;
    }

    .share-link-section h4,
    .share-bookmark-section h4 {
        font-size: 13px;
    }

    .share-link-item {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        padding: 14px;
    }

    .share-link-url {
        font-size: 12px;
    }

    .share-copy-btn {
        width: 100%;
        height: 44px;
        border-radius: 10px;
    }

    .share-bookmark-list li {
        padding: 14px;
        min-height: 48px;
        font-size: 12px;
        border-radius: 10px;
    }

    .share-bookmark-list li i {
        font-size: 18px;
    }

    .share-copy-toast {
        width: calc(100% - 32px);
        left: 16px;
        right: 16px;
        bottom: calc(20px + env(safe-area-inset-bottom, 0px));
        transform: translateX(0) translateY(20px);
    }

    .share-copy-toast.is-visible {
        transform: translateX(0) translateY(0);
    }
}