/* 릴리즈 노트 페이지 전용 스타일 */

/* 기본 변수 및 리셋 */
:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --accent-color: #06b6d4;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --background: #ffffff;
    --surface: #f8fafc;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background);
}



/* 메인 컨테이너 */
.main-container {
    min-height: 100vh;
}

/* 사이드바 */
.sidebar {
    width: 300px;
    min-width: 300px;
    background: #ffffff;
    border-right: 1px solid #e2e8f0;
    height: 100vh;
    overflow-y: auto;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    box-shadow: 2px 0 12px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 2rem 1.5rem 1.5rem;
    border-bottom: 1px solid #e2e8f0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 0.5rem;
    border-radius: 12px;
}

.sidebar-logo:hover {
    background: rgba(99, 102, 241, 0.05);
    transform: translateY(-1px);
}

.sidebar-logo-icon {
    width: 32px;
    height: 32px;
}

.sidebar-logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0f172a;
}

.release-menu-section {
    padding: 1rem 0.75rem;
    flex: 1;
}

.release-section-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1rem 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.release-section-icon {
    font-size: 1rem;
    color: var(--primary-color);
}

.release-menu-list {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.release-menu-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    margin-left: 0.5rem;
}

.release-menu-item:hover,
.release-menu-item:focus {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    text-decoration: none;
    transform: translateX(4px);
}

.version-text {
    font-weight: 500;
}

.version-badge-small {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    text-transform: uppercase;
}

.version-badge-small.latest {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.sidebar-nav {
    padding: 1rem 0.75rem;
    border-top: 1px solid #e2e8f0;
    margin-top: auto;
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.sidebar-nav-item:hover {
    background: rgba(99, 102, 241, 0.05);
    color: var(--primary-color);
    text-decoration: none;
}

/* 메인 콘텐츠 */
.content {
    padding: 3rem 4rem;
    margin-left: 300px;
    width: calc(100% - 300px);
    background: #ffffff;
    min-height: 100vh;
}

.page-header {
    margin-bottom: 3rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-light);
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.page-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.release-version {
    margin-bottom: 4rem;
    padding-bottom: 2rem;
    scroll-margin-top: 80px;
}

.release-version:not(:last-child) {
    border-bottom: 1px solid var(--border-light);
}

/* 버전 헤더 */
.version-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-light);
}

.version-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.version-info h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

.version-badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    text-transform: uppercase;
}

.version-badge.latest {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.release-date {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* 기능 섹션 */
.release-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.feature-section {
    background: var(--surface);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 1.5rem;
}

.feature-section h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.feature-section h3 i {
    color: var(--primary-color);
}

.feature-section ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.feature-section li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.6;
    color: var(--text-secondary);
}

.feature-section li:before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.feature-section li strong {
    color: var(--text-primary);
    font-weight: 600;
}

.btn-primary:hover {
    background: #4338ca;
}

/* 기존 스타일 제거됨 - 새로운 구조 사용 */

/* 기존 릴리즈 버전 스타일 제거됨 - 상단에서 새로 정의됨 */

/* 기존 버전 헤더 스타일 제거됨 - 상단에서 새로 정의됨 */

/* 릴리즈 기능들 */
.release-features {
    padding: 24px;
}

.feature-section {
    margin-bottom: 24px;
}

.feature-section:last-child {
    margin-bottom: 0;
}

.feature-section h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid #e2e8f0;
}

.feature-section h3 i {
    width: 16px;
    height: 16px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: white;
}

.feature-section h3:has(.fa-plus-circle) {
    color: #059669;
}

.feature-section h3:has(.fa-plus-circle) i {
    background: #059669;
}

.feature-section h3:has(.fa-wrench) {
    color: #d97706;
}

.feature-section h3:has(.fa-wrench) i {
    background: #d97706;
}

.feature-section h3:has(.fa-bug) {
    color: #dc2626;
}

.feature-section h3:has(.fa-bug) i {
    background: #dc2626;
}

.feature-section h3:has(.fa-rocket) {
    color: #7c3aed;
}

.feature-section h3:has(.fa-rocket) i {
    background: #7c3aed;
}

.feature-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-section li {
    padding: 6px 0;
    font-size: 0.9rem;
    color: #475569;
    position: relative;
    padding-left: 20px;
    border-bottom: 1px solid #f1f5f9;
    line-height: 1.1;
}

.feature-section li:last-child {
    border-bottom: none;
}

.feature-section li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #94a3b8;
    font-weight: bold;
}

/* 푸터 */
.footer {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: white;
    padding: 50px 0 30px;
    position: relative;
    overflow: hidden;
}

.footer:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, #64748b 50%, transparent 100%);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
    position: relative;
    z-index: 1;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.footer-link {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.footer-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.footer-copyright {
    font-size: 0.85rem;
    color: #64748b;
    padding-top: 20px;
    border-top: 1px solid #334155;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .navbar-container {
        padding: 0 16px;
        height: 56px;
    }

    .navbar-logo {
        font-size: 1.125rem;
    }

    .btn {
        padding: 6px 12px;
        font-size: 13px;
    }

    .main-content {
        padding-top: 76px;
        padding-bottom: 40px;
    }

    .page-header {
        padding: 40px 16px 30px;
        margin-bottom: 40px;
    }

    .page-header h1 {
        font-size: 2.2rem;
    }

    .page-header p {
        font-size: 1rem;
    }

    .release-notes-content {
        padding: 0 16px;
    }

    .release-version {
        margin-bottom: 24px;
    }

    .version-header {
        padding: 20px 24px;
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .version-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .version-info h2 {
        font-size: 1.3rem;
    }

    .release-features {
        padding: 24px;
    }

    .feature-section {
        margin-bottom: 24px;
    }

    .footer-links {
        flex-direction: column;
        gap: 16px;
    }

    .footer-link {
        padding: 6px 12px;
    }
}

@media (max-width: 480px) {
    .container,
    .navbar-container,
    .footer-content {
        padding-left: 16px;
        padding-right: 16px;
    }

    .page-header h1 {
        font-size: 1.8rem;
    }

    .page-header p {
        font-size: 0.9rem;
    }

    .version-header {
        padding: 16px 20px;
    }

    .version-info h2 {
        font-size: 1.2rem;
    }

    .release-features {
        padding: 20px;
    }

    .feature-section li {
        padding: 10px 14px;
        padding-left: 38px;
        font-size: 0.85rem;
    }

    .feature-section li:before {
        left: 12px;
        width: 18px;
        height: 18px;
        font-size: 11px;
    }
}

/* 반응형 디자인 */
@media (max-width: 1024px) {
    .content {
        padding: 2rem 3rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .main-container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        height: auto;
        position: static;
        z-index: auto;
    }
    
    .content {
        padding: 2rem;
        margin-left: 0;
    }
    
    .page-header h1 {
        font-size: 1.75rem;
    }
    
    .version-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .feature-section {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .content {
        padding: 1rem;
    }
    
    .feature-section {
        padding: 0.75rem;
    }
    
    .page-header h1 {
        font-size: 1.5rem;
    }
}