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| /* ============================================ | |
| PDF Converter - Custom CSS | |
| No third-party dependencies | |
| AdSense compatible (no global overrides) | |
| ============================================ */ | |
| /* === CSS Variables === */ | |
| :root { | |
| --color-primary: #1a73e8; | |
| --color-primary-dark: #1557b0; | |
| --color-primary-light: #e8f0fe; | |
| --color-secondary: #5f6368; | |
| --color-success: #0d904f; | |
| --color-warning: #f9ab00; | |
| --color-danger: #d93025; | |
| --color-bg: #ffffff; | |
| --color-bg-alt: #f8f9fa; | |
| --color-bg-dark: #202124; | |
| --color-text: #202124; | |
| --color-text-light: #5f6368; | |
| --color-text-lighter: #80868b; | |
| --color-border: #dadce0; | |
| --color-border-light: #e8eaed; | |
| --shadow-sm: 0 1px 2px rgba(0,0,0,0.05); | |
| --shadow-md: 0 2px 8px rgba(0,0,0,0.1); | |
| --shadow-lg: 0 4px 16px rgba(0,0,0,0.12); | |
| --shadow-xl: 0 8px 24px rgba(0,0,0,0.15); | |
| --radius-sm: 8px; | |
| --radius-md: 12px; | |
| --radius-lg: 16px; | |
| --radius-xl: 24px; | |
| --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif; | |
| --max-width: 1200px; | |
| --header-height: 64px; | |
| --transition: 0.2s ease; | |
| --tool-red: #d93025; | |
| --tool-red-bg: #fce8e6; | |
| --tool-blue: #1a73e8; | |
| --tool-blue-bg: #e8f0fe; | |
| --tool-green: #0d904f; | |
| --tool-green-bg: #e6f4ea; | |
| --tool-orange: #e8710a; | |
| --tool-orange-bg: #fef7e0; | |
| --tool-purple: #9334e6; | |
| --tool-purple-bg: #f3e8fd; | |
| --tool-teal: #007b83; | |
| --tool-teal-bg: #e0f7fa; | |
| --tool-yellow: #f9ab00; | |
| --tool-yellow-bg: #fef7e0; | |
| --tool-gray: #5f6368; | |
| --tool-gray-bg: #f1f3f4; | |
| } | |
| /* === Reset (scoped to .pdf-app) === */ | |
| .pdf-app *, .pdf-app *::before, .pdf-app *::after { box-sizing: border-box; margin: 0; padding: 0; } | |
| html { scroll-behavior: smooth; } | |
| body { font-family: var(--font-family); font-size: 16px; line-height: 1.6; color: var(--color-text); background: var(--color-bg); -webkit-font-smoothing: antialiased; } | |
| /* === Typography === */ | |
| .pdf-app h1, .pdf-app h2, .pdf-app h3, .pdf-app h4 { line-height: 1.3; font-weight: 700; color: var(--color-text); } | |
| .pdf-app h1 { font-size: 2.25rem; } | |
| .pdf-app h2 { font-size: 1.75rem; } | |
| .pdf-app h3 { font-size: 1.25rem; } | |
| .pdf-app p { margin-bottom: 1rem; color: var(--color-text-light); } | |
| .pdf-app a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); } | |
| .pdf-app a:hover { color: var(--color-primary-dark); } | |
| /* === Container === */ | |
| .container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 1.5rem; } | |
| /* === Header === */ | |
| .site-header { position: sticky; top: 0; z-index: 100; background: var(--color-bg); border-bottom: 1px solid var(--color-border-light); height: var(--header-height); display: flex; align-items: center; } | |
| .header-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 1.5rem; } | |
| .site-logo { display: flex; align-items: center; gap: 0.5rem; font-size: 1.25rem; font-weight: 700; color: var(--color-text); text-decoration: none; } | |
| .site-logo:hover { color: var(--color-primary); } | |
| .logo-icon { width: 32px; height: 32px; background: var(--color-primary); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; color: white; font-weight: 800; font-size: 0.9rem; } | |
| /* === Desktop Nav === */ | |
| .main-nav { display: flex; align-items: center; gap: 0.25rem; } | |
| .nav-dropdown { position: relative; } | |
| .nav-dropdown > a { display: flex; align-items: center; gap: 0.25rem; padding: 0.5rem 0.75rem; border-radius: var(--radius-sm); color: var(--color-text); font-size: 0.875rem; font-weight: 500; transition: background var(--transition); } | |
| .nav-dropdown > a:hover { background: var(--color-bg-alt); color: var(--color-primary); } | |
| .nav-arrow { font-size: 0.65rem; transition: transform var(--transition); } | |
| .nav-dropdown:hover .nav-arrow { transform: rotate(180deg); } | |
| .dropdown-menu { display: none; position: absolute; top: 100%; left: 0; min-width: 240px; background: var(--color-bg); border: 1px solid var(--color-border-light); border-radius: var(--radius-md); box-shadow: var(--shadow-lg); padding: 0.5rem; z-index: 200; } | |
| .nav-dropdown:hover .dropdown-menu { display: block; } | |
| .dropdown-menu a { display: flex; align-items: center; gap: 0.75rem; padding: 0.5rem 0.75rem; border-radius: var(--radius-sm); color: var(--color-text); font-size: 0.875rem; transition: background var(--transition); } | |
| .dropdown-menu a:hover { background: var(--color-bg-alt); color: var(--color-primary); } | |
| .dropdown-menu .tool-icon-sm { width: 28px; height: 28px; border-radius: 6px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; } | |
| /* === Mobile Menu === */ | |
| .mobile-toggle { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; color: var(--color-text); } | |
| .hamburger { display: block; width: 24px; height: 2px; background: currentColor; position: relative; transition: background var(--transition); } | |
| .hamburger::before, .hamburger::after { content: ''; position: absolute; width: 24px; height: 2px; background: currentColor; left: 0; transition: transform var(--transition); } | |
| .hamburger::before { top: -7px; } | |
| .hamburger::after { top: 7px; } | |
| .mobile-nav { display: none; position: fixed; top: var(--header-height); left: 0; right: 0; bottom: 0; background: var(--color-bg); z-index: 150; overflow-y: auto; padding: 1rem; } | |
| .mobile-nav.active { display: block; } | |
| .mobile-nav-group { margin-bottom: 1.5rem; } | |
| .mobile-nav-group h3 { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-lighter); margin-bottom: 0.5rem; padding: 0 0.5rem; } | |
| .mobile-nav-group a { display: flex; align-items: center; gap: 0.75rem; padding: 0.6rem 0.5rem; border-radius: var(--radius-sm); color: var(--color-text); font-size: 0.9rem; } | |
| .mobile-nav-group a:hover { background: var(--color-bg-alt); } | |
| /* === Hero === */ | |
| .hero { text-align: center; padding: 3rem 1.5rem; background: linear-gradient(135deg, var(--color-primary-light) 0%, #f0f6ff 50%, #e8f5e9 100%); } | |
| .hero h1 { font-size: 2.5rem; margin-bottom: 0.75rem; background: linear-gradient(135deg, var(--color-primary), #7c4dff); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; } | |
| .hero p { font-size: 1.15rem; color: var(--color-text-light); max-width: 600px; margin: 0 auto 2rem; } | |
| /* === Tool Grid === */ | |
| .tools-section { padding: 2.5rem 0; } | |
| .tools-section-title { font-size: 1.35rem; margin-bottom: 1.25rem; display: flex; align-items: center; gap: 0.5rem; } | |
| .tools-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1rem; margin-bottom: 2.5rem; } | |
| .tool-card { display: flex; align-items: flex-start; gap: 1rem; padding: 1.25rem; background: var(--color-bg); border: 1px solid var(--color-border-light); border-radius: var(--radius-md); transition: all var(--transition); text-decoration: none; color: inherit; } | |
| .tool-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-md); transform: translateY(-2px); color: inherit; } | |
| .tool-icon { width: 48px; height: 48px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; flex-shrink: 0; } | |
| .tool-icon svg { width: 24px; height: 24px; } | |
| .tool-card-content h3 { font-size: 1rem; margin-bottom: 0.25rem; } | |
| .tool-card-content p { font-size: 0.85rem; color: var(--color-text-light); margin: 0; line-height: 1.4; } | |
| /* Tool colors */ | |
| .tool-color-red { background: var(--tool-red-bg); color: var(--tool-red); } | |
| .tool-color-blue { background: var(--tool-blue-bg); color: var(--tool-blue); } | |
| .tool-color-green { background: var(--tool-green-bg); color: var(--tool-green); } | |
| .tool-color-orange { background: var(--tool-orange-bg); color: var(--tool-orange); } | |
| .tool-color-purple { background: var(--tool-purple-bg); color: var(--tool-purple); } | |
| .tool-color-teal { background: var(--tool-teal-bg); color: var(--tool-teal); } | |
| .tool-color-yellow { background: var(--tool-yellow-bg); color: var(--tool-yellow); } | |
| .tool-color-gray { background: var(--tool-gray-bg); color: var(--tool-gray); } | |
| /* === Tool Page === */ | |
| .tool-page { padding: 2rem 0 3rem; } | |
| .tool-header { text-align: center; margin-bottom: 2rem; } | |
| .tool-header .tool-icon { width: 64px; height: 64px; margin: 0 auto 1rem; border-radius: var(--radius-md); } | |
| .tool-header .tool-icon svg { width: 32px; height: 32px; } | |
| .tool-header h1 { font-size: 2rem; margin-bottom: 0.5rem; } | |
| .tool-header p { font-size: 1.1rem; max-width: 600px; margin: 0 auto; } | |
| /* === Upload Area === */ | |
| .upload-area { max-width: 700px; margin: 0 auto 2rem; border: 2px dashed var(--color-border); border-radius: var(--radius-lg); padding: 3rem 2rem; text-align: center; cursor: pointer; transition: all var(--transition); background: var(--color-bg-alt); position: relative; } | |
| .upload-area:hover, .upload-area.drag-over { border-color: var(--color-primary); background: var(--color-primary-light); } | |
| .upload-area.has-files { border-style: solid; border-color: var(--color-success); background: #e6f4ea; } | |
| .upload-icon { width: 64px; height: 64px; margin: 0 auto 1rem; color: var(--color-text-lighter); } | |
| .upload-area.drag-over .upload-icon { color: var(--color-primary); } | |
| .upload-text { font-size: 1.1rem; font-weight: 500; color: var(--color-text); margin-bottom: 0.5rem; } | |
| .upload-hint { font-size: 0.85rem; color: var(--color-text-lighter); } | |
| .upload-input { position: absolute; inset: 0; opacity: 0; cursor: pointer; } | |
| /* File list */ | |
| .file-list { max-width: 700px; margin: 0 auto 1.5rem; list-style: none; } | |
| .file-item { display: flex; align-items: center; gap: 0.75rem; padding: 0.75rem 1rem; background: var(--color-bg); border: 1px solid var(--color-border-light); border-radius: var(--radius-sm); margin-bottom: 0.5rem; } | |
| .file-item-icon { color: var(--color-primary); flex-shrink: 0; } | |
| .file-item-name { flex: 1; font-size: 0.9rem; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; } | |
| .file-item-size { font-size: 0.8rem; color: var(--color-text-lighter); flex-shrink: 0; } | |
| .file-item-remove { background: none; border: none; cursor: pointer; color: var(--color-text-lighter); padding: 0.25rem; border-radius: 4px; transition: all var(--transition); } | |
| .file-item-remove:hover { color: var(--color-danger); background: #fce8e6; } | |
| /* === Options Panel === */ | |
| .options-panel { max-width: 700px; margin: 0 auto 1.5rem; background: var(--color-bg); border: 1px solid var(--color-border-light); border-radius: var(--radius-md); padding: 1.5rem; } | |
| .options-panel h3 { font-size: 1rem; margin-bottom: 1rem; color: var(--color-text); } | |
| .option-group { margin-bottom: 1rem; } | |
| .option-group:last-child { margin-bottom: 0; } | |
| .option-group label { display: block; font-size: 0.85rem; font-weight: 500; color: var(--color-text); margin-bottom: 0.375rem; } | |
| .option-group input[type="text"], | |
| .option-group input[type="number"], | |
| .option-group input[type="password"], | |
| .option-group select, | |
| .option-group textarea { width: 100%; padding: 0.6rem 0.75rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); font-size: 0.9rem; font-family: inherit; color: var(--color-text); background: var(--color-bg); transition: border-color var(--transition); } | |
| .option-group input:focus, .option-group select:focus, .option-group textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(26,115,232,0.15); } | |
| .option-radio-group { display: flex; gap: 0.75rem; flex-wrap: wrap; } | |
| .option-radio { display: flex; align-items: center; gap: 0.375rem; cursor: pointer; font-size: 0.875rem; } | |
| .option-radio input[type="radio"] { width: 16px; height: 16px; accent-color: var(--color-primary); } | |
| /* === Buttons === */ | |
| .convert-actions { text-align: center; margin-bottom: 2rem; } | |
| .btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 0.75rem 2rem; border: none; border-radius: var(--radius-sm); font-size: 1rem; font-weight: 600; font-family: inherit; cursor: pointer; transition: all var(--transition); text-decoration: none; } | |
| .btn-primary { background: var(--color-primary); color: white; } | |
| .btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); } | |
| .btn-primary:disabled { background: var(--color-border); color: var(--color-text-lighter); cursor: not-allowed; transform: none; box-shadow: none; } | |
| .btn-success { background: var(--color-success); color: white; } | |
| .btn-success:hover { background: #0b7a43; } | |
| .btn-lg { padding: 1rem 3rem; font-size: 1.1rem; border-radius: var(--radius-md); } | |
| /* === Progress === */ | |
| .progress-container { max-width: 500px; margin: 0 auto 2rem; display: none; } | |
| .progress-container.active { display: block; } | |
| .progress-bar { width: 100%; height: 6px; background: var(--color-border-light); border-radius: 3px; overflow: hidden; margin-bottom: 0.5rem; } | |
| .progress-fill { height: 100%; background: var(--color-primary); border-radius: 3px; width: 0%; transition: width 0.3s ease; animation: progress-pulse 1.5s ease-in-out infinite; } | |
| @keyframes progress-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.7; } } | |
| .progress-text { text-align: center; font-size: 0.85rem; color: var(--color-text-light); } | |
| /* === Download Area === */ | |
| .download-area { max-width: 500px; margin: 0 auto 2rem; text-align: center; padding: 2rem; background: #e6f4ea; border-radius: var(--radius-md); display: none; } | |
| .download-area.active { display: block; } | |
| .download-area .success-icon { width: 56px; height: 56px; margin: 0 auto 1rem; color: var(--color-success); } | |
| .download-area h3 { font-size: 1.25rem; margin-bottom: 0.5rem; color: var(--color-success); } | |
| .download-area p { font-size: 0.9rem; margin-bottom: 1.25rem; } | |
| /* === Error Area === */ | |
| .error-area { max-width: 500px; margin: 0 auto 2rem; text-align: center; padding: 1.5rem; background: #fce8e6; border-radius: var(--radius-md); display: none; } | |
| .error-area.active { display: block; } | |
| .error-area p { color: var(--color-danger); font-weight: 500; } | |
| /* === Content Sections === */ | |
| .tool-content { max-width: 800px; margin: 0 auto; padding-top: 2rem; } | |
| .content-section { margin-bottom: 2.5rem; } | |
| .content-section h2 { font-size: 1.5rem; margin-bottom: 1rem; padding-bottom: 0.5rem; border-bottom: 2px solid var(--color-border-light); } | |
| .content-section p { margin-bottom: 0.75rem; line-height: 1.7; } | |
| .content-section ol, .content-section ul { padding-left: 1.5rem; margin-bottom: 1rem; } | |
| .content-section li { margin-bottom: 0.5rem; line-height: 1.6; color: var(--color-text-light); } | |
| /* Steps */ | |
| .steps-list { list-style: none; padding: 0; counter-reset: step; } | |
| .steps-list li { counter-increment: step; display: flex; align-items: flex-start; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--color-border-light); } | |
| .steps-list li:last-child { border-bottom: none; } | |
| .steps-list li::before { content: counter(step); width: 32px; height: 32px; border-radius: 50%; background: var(--color-primary); color: white; display: flex; align-items: center; justify-content: center; font-size: 0.85rem; font-weight: 700; flex-shrink: 0; } | |
| /* FAQ */ | |
| .faq-item { border: 1px solid var(--color-border-light); border-radius: var(--radius-sm); margin-bottom: 0.75rem; overflow: hidden; } | |
| .faq-question { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.25rem; cursor: pointer; background: var(--color-bg); border: none; width: 100%; text-align: left; font-size: 0.95rem; font-weight: 600; font-family: inherit; color: var(--color-text); transition: background var(--transition); } | |
| .faq-question:hover { background: var(--color-bg-alt); } | |
| .faq-arrow { font-size: 0.8rem; transition: transform var(--transition); flex-shrink: 0; } | |
| .faq-item.active .faq-arrow { transform: rotate(180deg); } | |
| .faq-answer { padding: 0 1.25rem; max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; } | |
| .faq-item.active .faq-answer { max-height: 500px; padding: 0 1.25rem 1.25rem; } | |
| .faq-answer p { font-size: 0.9rem; line-height: 1.6; } | |
| /* === Related Tools === */ | |
| .related-tools { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--color-border-light); } | |
| .related-tools h2 { font-size: 1.35rem; margin-bottom: 1rem; } | |
| .related-tools-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 0.75rem; } | |
| /* === Breadcrumb === */ | |
| .breadcrumb { padding: 1rem 0 0; font-size: 0.85rem; } | |
| .breadcrumb a { color: var(--color-text-light); } | |
| .breadcrumb a:hover { color: var(--color-primary); } | |
| .breadcrumb span { color: var(--color-text-lighter); margin: 0 0.375rem; } | |
| .breadcrumb .current { color: var(--color-text); font-weight: 500; } | |
| /* === Footer === */ | |
| .site-footer { background: var(--color-bg-dark); color: #e8eaed; padding: 3rem 0 1.5rem; margin-top: 3rem; } | |
| .footer-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 2rem; margin-bottom: 2rem; } | |
| .footer-col h4 { color: #fff; font-size: 0.9rem; margin-bottom: 0.75rem; text-transform: uppercase; letter-spacing: 0.03em; } | |
| .footer-col a { display: block; color: #9aa0a6; font-size: 0.85rem; padding: 0.2rem 0; transition: color var(--transition); } | |
| .footer-col a:hover { color: #fff; } | |
| .footer-bottom { text-align: center; padding-top: 1.5rem; border-top: 1px solid #3c4043; font-size: 0.8rem; color: #9aa0a6; } | |
| /* === Static Pages === */ | |
| .static-page { max-width: 800px; margin: 0 auto; padding: 2rem 0 3rem; } | |
| .static-page h1 { margin-bottom: 1.5rem; } | |
| .static-page h2 { font-size: 1.35rem; margin: 2rem 0 0.75rem; } | |
| .static-page p, .static-page li { color: var(--color-text-light); line-height: 1.7; } | |
| /* === Responsive === */ | |
| @media (max-width: 768px) { | |
| .main-nav { display: none; } | |
| .mobile-toggle { display: block; } | |
| .hero h1 { font-size: 1.75rem; } | |
| .hero p { font-size: 1rem; } | |
| .hero { padding: 2rem 1rem; } | |
| .tools-grid { grid-template-columns: 1fr; } | |
| .tool-header h1 { font-size: 1.5rem; } | |
| .upload-area { padding: 2rem 1rem; } | |
| .upload-icon { width: 48px; height: 48px; } | |
| .options-panel { padding: 1rem; } | |
| .btn-lg { padding: 0.875rem 2rem; font-size: 1rem; width: 100%; } | |
| .footer-grid { grid-template-columns: repeat(2, 1fr); } | |
| .container { padding: 0 1rem; } | |
| .content-section h2 { font-size: 1.25rem; } | |
| } | |
| @media (min-width: 769px) and (max-width: 1024px) { | |
| .tools-grid { grid-template-columns: repeat(2, 1fr); } | |
| } | |
| @media (max-width: 480px) { | |
| .pdf-app h1 { font-size: 1.5rem; } | |
| .footer-grid { grid-template-columns: 1fr; } | |
| .tool-card { padding: 1rem; } | |
| .option-radio-group { flex-direction: column; } | |
| } | |
| @media print { | |
| .site-header, .site-footer, .upload-area, .convert-actions, .progress-container, .download-area, .error-area { display: none; } | |
| } | |
| .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0; } | |
| .text-center { text-align: center; } | |
| .mt-1 { margin-top: 0.5rem; } | |
| .mt-2 { margin-top: 1rem; } | |
| .mt-3 { margin-top: 1.5rem; } | |
| .mb-1 { margin-bottom: 0.5rem; } | |
| .mb-2 { margin-bottom: 1rem; } | |
| .mb-3 { margin-bottom: 1.5rem; } | |