/**
 * SinceCode Legal - Frontend Styles
 * Modern, clean, professional design with gray palette
 */

/* ============================================
   CSS Variables & Reset
   ============================================ */
.sincle-container {
    /* Colors - Modern Grays */
    --sincle-bg: #f7f8fa !important;
    --sincle-bg-alt: #ffffff !important;
    --sincle-text: #1a1d26 !important;
    --sincle-text-muted: #5f6877 !important;
    --sincle-text-light: #8b919e !important;
    --sincle-border: #e4e7ec !important;
    --sincle-border-light: #f0f2f5 !important;
    
    /* Accent - Sophisticated Blue-Gray (can be overridden) */
    --sincle-accent: #3d5a80 !important;
    --sincle-accent-light: rgba(61, 90, 128, 0.1) !important;
    --sincle-accent-medium: rgba(61, 90, 128, 0.2) !important;
    
    /* Shadows */
    --sincle-shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05) !important;
    --sincle-shadow: 0 1px 3px rgba(16, 24, 40, 0.1), 0 1px 2px rgba(16, 24, 40, 0.06) !important;
    --sincle-shadow-md: 0 4px 6px -1px rgba(16, 24, 40, 0.1), 0 2px 4px -1px rgba(16, 24, 40, 0.06) !important;
    --sincle-shadow-lg: 0 10px 15px -3px rgba(16, 24, 40, 0.1), 0 4px 6px -2px rgba(16, 24, 40, 0.05) !important;
    
    /* Typography */
    --sincle-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif !important;
    --sincle-font-mono: "SF Mono", SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace !important;
    
    /* Spacing */
    --sincle-radius: 12px !important;
    --sincle-radius-sm: 8px !important;
    --sincle-radius-lg: 16px !important;
    
    /* PDF Height (can be overridden) */
    --sincle-pdf-height: 700px !important;
    
    /* Transitions */
    --sincle-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    --sincle-transition-slow: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* Base Container Reset */
.sincle-container,
.sincle-container *,
.sincle-container *::before,
.sincle-container *::after {
    box-sizing: border-box !important;
    margin: 0 !important;
    padding: 0 !important;
}

.sincle-container {
    font-family: var(--sincle-font) !important;
    font-size: 16px !important;
    line-height: 1.6 !important;
    color: var(--sincle-text) !important;
    background: var(--sincle-bg) !important;
    min-height: 100vh !important;
    -webkit-font-smoothing: antialiased !important;
    -moz-osx-font-smoothing: grayscale !important;
    position: relative !important;
    z-index: auto !important;
    isolation: isolate !important;
}

/* Screen Reader Only */
.sincle-sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* ============================================
   Header
   ============================================ */
.sincle-header {
    background: var(--sincle-bg-alt) !important;
    border-bottom: 1px solid var(--sincle-border) !important;
    padding: 20px 24px !important;
    position: relative !important;
    z-index: auto !important;
}

.sincle-header-content {
    max-width: 1400px !important;
    margin: 0 auto !important;
}

.sincle-logo {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
}

.sincle-logo-icon {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 40px !important;
    height: 40px !important;
    background: linear-gradient(135deg, var(--sincle-accent), #2c4a6e) !important;
    border-radius: var(--sincle-radius-sm) !important;
    color: white !important;
}

.sincle-logo-icon svg {
    width: 22px !important;
    height: 22px !important;
}

.sincle-logo-text {
    font-size: 18px !important;
    font-weight: 600 !important;
    color: var(--sincle-text) !important;
    letter-spacing: -0.02em !important;
}

/* ============================================
   Mobile Document Selector
   ============================================ */
.sincle-mobile-selector {
    display: none !important;
    position: relative !important;
    padding: 16px !important;
    background: var(--sincle-bg-alt) !important;
    border-bottom: 1px solid var(--sincle-border) !important;
}

.sincle-doc-dropdown {
    width: 100% !important;
    padding: 14px 48px 14px 16px !important;
    font-family: var(--sincle-font) !important;
    font-size: 15px !important;
    font-weight: 500 !important;
    color: var(--sincle-text) !important;
    background: var(--sincle-bg) !important;
    border: 1px solid var(--sincle-border) !important;
    border-radius: var(--sincle-radius-sm) !important;
    appearance: none !important;
    -webkit-appearance: none !important;
    cursor: pointer !important;
    transition: var(--sincle-transition) !important;
}

.sincle-doc-dropdown:focus {
    outline: none !important;
    border-color: var(--sincle-accent) !important;
    box-shadow: 0 0 0 3px var(--sincle-accent-light) !important;
}

.sincle-select-arrow {
    position: absolute !important;
    right: 32px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    pointer-events: none !important;
    color: var(--sincle-text-muted) !important;
}

.sincle-select-arrow svg {
    width: 20px !important;
    height: 20px !important;
}

/* ============================================
   Main Layout
   ============================================ */
.sincle-main {
    display: flex !important;
    max-width: 1400px !important;
    margin: 0 auto !important;
    min-height: calc(100vh - 81px) !important;
}

/* ============================================
   Sidebar Navigation
   ============================================ */
.sincle-sidebar {
    width: 280px !important;
    flex-shrink: 0 !important;
    background: var(--sincle-bg-alt) !important;
    border-right: 1px solid var(--sincle-border) !important;
    padding: 24px 16px !important;
    position: relative !important;
    z-index: auto !important;
    min-height: calc(100vh - 100px) !important;
    overflow-y: auto !important;
}

.sincle-nav-title {
    font-size: 11px !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.08em !important;
    color: var(--sincle-text-light) !important;
    padding: 0 12px !important;
    margin-bottom: 12px !important;
}

.sincle-nav-list {
    list-style: none !important;
}

.sincle-nav-item {
    margin-bottom: 4px !important;
}

.sincle-nav-link {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 12px !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    color: var(--sincle-text-muted) !important;
    text-decoration: none !important;
    border-radius: var(--sincle-radius-sm) !important;
    transition: var(--sincle-transition) !important;
}

.sincle-nav-link:hover {
    background: var(--sincle-bg) !important;
    color: var(--sincle-text) !important;
}

.sincle-nav-link.sincle-active {
    background: var(--sincle-accent-light) !important;
    color: var(--sincle-accent) !important;
}

.sincle-nav-link.sincle-active .sincle-nav-icon {
    color: var(--sincle-accent) !important;
}

.sincle-nav-icon {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 20px !important;
    height: 20px !important;
    color: var(--sincle-text-light) !important;
    transition: var(--sincle-transition) !important;
}

.sincle-nav-icon svg {
    width: 18px !important;
    height: 18px !important;
}

.sincle-nav-text {
    flex: 1 !important;
}

/* ============================================
   Content Area
   ============================================ */
.sincle-content {
    flex: 1 !important;
    min-width: 0 !important;
    padding: 32px 40px !important;
    position: relative !important;
    z-index: auto !important;
}

.sincle-document {
    background: var(--sincle-bg-alt) !important;
    border-radius: var(--sincle-radius-lg) !important;
    box-shadow: var(--sincle-shadow) !important;
    overflow: hidden !important;
    position: relative !important;
    z-index: auto !important;
}

/* Document Header */
.sincle-document-header {
    padding: 32px 40px !important;
    border-bottom: 1px solid var(--sincle-border-light) !important;
    background: linear-gradient(to bottom, var(--sincle-bg), var(--sincle-bg-alt)) !important;
}

.sincle-document-title {
    font-size: 28px !important;
    font-weight: 700 !important;
    color: var(--sincle-text) !important;
    letter-spacing: -0.02em !important;
    margin-bottom: 16px !important;
    line-height: 1.3 !important;
}

.sincle-document-meta {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 20px !important;
}

.sincle-meta-item {
    display: inline-flex !important;
    align-items: center !important;
    gap: 8px !important;
    font-size: 13px !important;
    color: var(--sincle-text-muted) !important;
}

.sincle-meta-item svg {
    width: 16px !important;
    height: 16px !important;
    color: var(--sincle-text-light) !important;
}

.sincle-meta-item strong {
    font-weight: 600 !important;
    color: var(--sincle-text) !important;
}

/* Document Body */
.sincle-document-body {
    position: relative !important;
    padding: 40px !important;
    min-height: 400px !important;
    z-index: auto !important;
}

/* Loading State */
.sincle-loading {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 60px 20px !important;
    gap: 16px !important;
    color: var(--sincle-text-muted) !important;
    font-size: 14px !important;
    background: var(--sincle-bg-alt) !important;
    z-index: 1 !important;
}

.sincle-spinner {
    width: 32px !important;
    height: 32px !important;
    border: 3px solid var(--sincle-border) !important;
    border-top-color: var(--sincle-accent) !important;
    border-radius: 50% !important;
    animation: sincle-spin 0.8s linear infinite !important;
}

@keyframes sincle-spin {
    to { transform: rotate(360deg); }
}

/* Document Content */
.sincle-document-content {
    animation: sincle-fadeIn 0.3s ease-out !important;
}

@keyframes sincle-fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Text Content Styling */
.sincle-text-content {
    color: var(--sincle-text) !important;
    font-size: 15px !important;
    line-height: 1.75 !important;
}

.sincle-text-content h1,
.sincle-text-content h2,
.sincle-text-content h3,
.sincle-text-content h4,
.sincle-text-content h5,
.sincle-text-content h6 {
    color: var(--sincle-text) !important;
    font-weight: 600 !important;
    letter-spacing: -0.01em !important;
    margin-top: 32px !important;
    margin-bottom: 16px !important;
    line-height: 1.4 !important;
}

.sincle-text-content h1:first-child,
.sincle-text-content h2:first-child,
.sincle-text-content h3:first-child {
    margin-top: 0 !important;
}

.sincle-text-content h1 { font-size: 24px !important; }
.sincle-text-content h2 { font-size: 20px !important; }
.sincle-text-content h3 { font-size: 17px !important; }
.sincle-text-content h4 { font-size: 15px !important; }

.sincle-text-content p {
    margin-bottom: 16px !important;
}

.sincle-text-content ul,
.sincle-text-content ol {
    margin-bottom: 16px !important;
    padding-left: 24px !important;
}

.sincle-text-content li {
    margin-bottom: 8px !important;
}

.sincle-text-content a {
    color: var(--sincle-accent) !important;
    text-decoration: underline !important;
    text-underline-offset: 2px !important;
    transition: var(--sincle-transition) !important;
}

.sincle-text-content a:hover {
    color: #2c4a6e !important;
}

.sincle-text-content blockquote {
    margin: 24px 0 !important;
    padding: 16px 24px !important;
    background: var(--sincle-bg) !important;
    border-left: 4px solid var(--sincle-accent) !important;
    border-radius: 0 var(--sincle-radius-sm) var(--sincle-radius-sm) 0 !important;
    font-style: italic !important;
    color: var(--sincle-text-muted) !important;
}

.sincle-text-content table {
    width: 100% !important;
    border-collapse: collapse !important;
    margin: 24px 0 !important;
    font-size: 14px !important;
}

.sincle-text-content th,
.sincle-text-content td {
    padding: 12px 16px !important;
    text-align: left !important;
    border-bottom: 1px solid var(--sincle-border) !important;
}

.sincle-text-content th {
    font-weight: 600 !important;
    background: var(--sincle-bg) !important;
    color: var(--sincle-text) !important;
}

.sincle-text-content code {
    font-family: var(--sincle-font-mono) !important;
    font-size: 13px !important;
    background: var(--sincle-bg) !important;
    padding: 2px 6px !important;
    border-radius: 4px !important;
    color: var(--sincle-text) !important;
}

.sincle-text-content pre {
    background: var(--sincle-bg) !important;
    padding: 20px !important;
    border-radius: var(--sincle-radius-sm) !important;
    overflow-x: auto !important;
    margin: 24px 0 !important;
}

.sincle-text-content pre code {
    background: none !important;
    padding: 0 !important;
}

.sincle-text-content hr {
    border: none !important;
    height: 1px !important;
    background: var(--sincle-border) !important;
    margin: 32px 0 !important;
}

/* PDF Viewer */
.sincle-pdf-viewer {
    margin-top: 24px !important;
    border-radius: var(--sincle-radius-sm) !important;
    overflow: hidden !important;
    background: var(--sincle-bg) !important;
    border: 1px solid var(--sincle-border) !important;
    position: relative !important;
    z-index: auto !important;
}

.sincle-pdf-viewer object {
    display: block !important;
    width: 100% !important;
    height: var(--sincle-pdf-height) !important;
    border: none !important;
    position: relative !important;
    z-index: auto !important;
}

.sincle-pdf-fallback {
    padding: 60px 20px !important;
    text-align: center !important;
    color: var(--sincle-text-muted) !important;
}

.sincle-pdf-fallback p {
    margin-bottom: 20px !important;
}

/* Document Footer */
.sincle-document-footer {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 12px !important;
    padding: 24px 40px !important;
    border-top: 1px solid var(--sincle-border-light) !important;
    background: var(--sincle-bg) !important;
}

/* ============================================
   Buttons
   ============================================ */
.sincle-btn {
    display: inline-flex !important;
    align-items: center !important;
    gap: 8px !important;
    padding: 10px 20px !important;
    font-family: var(--sincle-font) !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    text-decoration: none !important;
    border-radius: var(--sincle-radius-sm) !important;
    border: none !important;
    cursor: pointer !important;
    transition: var(--sincle-transition) !important;
}

.sincle-btn svg {
    width: 16px !important;
    height: 16px !important;
}

.sincle-btn-primary {
    background: var(--sincle-accent) !important;
    color: white !important;
}

.sincle-btn-primary:hover {
    background: #2c4a6e !important;
    transform: translateY(-1px) !important;
    box-shadow: var(--sincle-shadow-md) !important;
}

.sincle-btn-secondary {
    background: var(--sincle-bg-alt) !important;
    color: var(--sincle-text) !important;
    border: 1px solid var(--sincle-border) !important;
}

.sincle-btn-secondary:hover {
    background: var(--sincle-bg) !important;
    border-color: var(--sincle-text-light) !important;
}

.sincle-btn-ghost {
    background: transparent !important;
    color: var(--sincle-text-muted) !important;
}

.sincle-btn-ghost:hover {
    background: var(--sincle-bg-alt) !important;
    color: var(--sincle-text) !important;
}

/* ============================================
   Empty State
   ============================================ */
.sincle-container.sincle-empty {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    min-height: 50vh !important;
    padding: 40px !important;
    text-align: center !important;
    color: var(--sincle-text-muted) !important;
}

/* ============================================
   Responsive Design
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
    .sincle-sidebar {
        width: 240px !important;
    }
    
    .sincle-content {
        padding: 24px !important;
    }
    
    .sincle-document-header {
        padding: 24px 28px !important;
    }
    
    .sincle-document-body {
        padding: 28px !important;
    }
    
    .sincle-document-footer {
        padding: 20px 28px !important;
    }
    
    .sincle-document-title {
        font-size: 24px !important;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .sincle-header {
        padding: 16px !important;
    }
    
    .sincle-mobile-selector {
        display: block !important;
    }
    
    .sincle-sidebar {
        display: none !important;
    }
    
    .sincle-main {
        flex-direction: column !important;
        min-height: auto !important;
    }
    
    .sincle-content {
        padding: 16px !important;
    }
    
    .sincle-document {
        border-radius: var(--sincle-radius) !important;
    }
    
    .sincle-document-header {
        padding: 20px !important;
    }
    
    .sincle-document-title {
        font-size: 20px !important;
        margin-bottom: 12px !important;
    }
    
    .sincle-document-meta {
        flex-direction: column !important;
        gap: 8px !important;
    }
    
    .sincle-document-body {
        padding: 20px !important;
    }
    
    .sincle-document-footer {
        padding: 16px 20px !important;
        flex-direction: column !important;
    }
    
    .sincle-btn {
        width: 100% !important;
        justify-content: center !important;
    }
    
    .sincle-pdf-viewer object {
        height: 500px !important;
    }
    
    .sincle-text-content {
        font-size: 14px !important;
    }
    
    .sincle-text-content h1 { font-size: 20px !important; }
    .sincle-text-content h2 { font-size: 18px !important; }
    .sincle-text-content h3 { font-size: 16px !important; }
}

/* Small Mobile */
@media (max-width: 480px) {
    .sincle-logo-text {
        font-size: 16px !important;
    }
    
    .sincle-logo-icon {
        width: 36px !important;
        height: 36px !important;
    }
    
    .sincle-logo-icon svg {
        width: 18px !important;
        height: 18px !important;
    }
    
    .sincle-content {
        padding: 12px !important;
    }
    
    .sincle-document-header,
    .sincle-document-body,
    .sincle-document-footer {
        padding: 16px !important;
    }
    
    .sincle-pdf-viewer object {
        height: 400px !important;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .sincle-container {
        background: white !important;
    }
    
    .sincle-header,
    .sincle-mobile-selector,
    .sincle-sidebar,
    .sincle-document-footer,
    .sincle-pdf-viewer {
        display: none !important;
    }
    
    .sincle-main {
        display: block !important;
    }
    
    .sincle-content {
        padding: 0 !important;
    }
    
    .sincle-document {
        box-shadow: none !important;
        border-radius: 0 !important;
    }
    
    .sincle-document-header {
        background: none !important;
        border-bottom: 2px solid #000 !important;
        padding: 0 0 20px 0 !important;
    }
    
    .sincle-document-body {
        padding: 20px 0 !important;
    }
    
    .sincle-text-content a {
        color: inherit !important;
        text-decoration: underline !important;
    }
    
    .sincle-text-content a::after {
        content: " (" attr(href) ")";
        font-size: 12px;
        color: #666;
    }
}

/* ============================================
   Scrollbar Styling
   ============================================ */
.sincle-sidebar::-webkit-scrollbar {
    width: 6px !important;
}

.sincle-sidebar::-webkit-scrollbar-track {
    background: transparent !important;
}

.sincle-sidebar::-webkit-scrollbar-thumb {
    background: var(--sincle-border) !important;
    border-radius: 3px !important;
}

.sincle-sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--sincle-text-light) !important;
}