* { margin: 0; padding: 0; box-sizing: border-box; } :root { --primary: #004a9d; --primary-dark: #003a7a; --primary-light: #1a65b8; --primary-lighter: rgba(0,74,157,0.1); --accent: #00b4d8; --accent-light: #48cae4; --gray-50: #f9fafb; --gray-100: #f3f4f6; --gray-200: #e5e7eb; --gray-300: #d1d5db; --gray-400: #9ca3af; --gray-500: #6b7280; --gray-600: #4b5563; --gray-700: #374151; --gray-800: #1f2937; --gray-900: #111827; --text-primary: #111827; --text-secondary: #4b5563; --text-muted: #6b7280; --bg-primary: #ffffff; --bg-secondary: #f9fafb; --bg-tertiary: #f3f4f6; --border: #e5e7eb; --border-light: #f3f4f6; --border-dark: #d1d5db; --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05); --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06); --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -2px rgba(0,0,0,0.05); --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1),0 10px 10px -5px rgba(0,0,0,0.04); --shadow-blue: 0 10px 15px -3px rgba(0,74,157,0.1),0 4px 6px -2px rgba(0,74,157,0.05); --font-primary: -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif; --font-sans: -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif; --font-mono: 'SFMono-Regular',Consolas,'Liberation Mono',Menlo,monospace; --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem; --space-4: 1rem; --space-5: 1.25rem; --space-6: 1.5rem; --space-8: 2rem; --space-10: 2.5rem; --space-12: 3rem; --space-16: 4rem; --space-20: 5rem; --radius-sm: 0.125rem; --radius-md: 0.375rem; --radius-lg: 0.5rem; --radius-xl: 0.75rem; --radius-2xl: 1rem; --radius-full: 9999px; --transition-fast: 150ms ease-in-out; --transition-base: 250ms ease-in-out; --transition-slow: 350ms ease-in-out; --gradient-primary: linear-gradient(135deg,var(--primary),var(--accent)); --gradient-blue: linear-gradient(135deg,#004a9d,#0077b6); --gradient-light: linear-gradient(135deg,#f8fafc,#e2e8f0); } body { font-family: var(--font-sans); line-height: 1.6; color: var(--text-primary); background-color: var(--bg-primary); overflow-x: hidden; } .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 var(--space-4); } .navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(0,74,157,0.95); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); border-bottom: 1px solid var(--primary-light); transition: all var(--transition-base); } .navbar.scrolled { box-shadow: var(--shadow-md); } .nav-wrapper { display: flex; align-items: center; justify-content: space-between; padding: var(--space-4) 0; } .logo { display: flex; align-items: center; text-decoration: none; } .logo-image { height: 40px; width: auto; } .nav-menu { display: flex; align-items: center; gap: var(--space-6); } .nav-link { text-decoration: none; color: white; font-weight: 500; transition: color var(--transition-fast); } .nav-link:hover { color: #ffffff; text-shadow: 0 0 8px rgba(255,255,255,0.6); } .mobile-menu-btn { display: none; background: none; border: none; color: white; font-size: 1.5rem; cursor: pointer; } .btn { display: inline-flex; align-items: center; justify-content: center; padding: var(--space-3) var(--space-6); border-radius: var(--radius-lg); font-weight: 500; text-decoration: none; transition: all var(--transition-base); cursor: pointer; border: none; } .btn-primary { background-color: var(--primary); color: white; border: 2px solid var(--primary); } .btn-primary:hover { background-color: var(--primary-lighter); color: var(--primary); box-shadow: var(--shadow-md); } .nav-btn-primary { background-color: white; color: var(--primary); border: 2px solid var(--primary); } .nav-btn-primary:hover { background-color: var(--primary-light); color: white; box-shadow: var(--shadow-md); } .btn-outline { background-color: transparent; color: var(--primary); border: 2px solid var(--primary); } .btn-outline:hover { background-color: var(--primary-lighter); } .hero-btn-primary { background-color: var(--primary); color: white; border: 2px solid var(--primary); } .hero-btn-primary:hover { background-color: var(--primary-lighter); color: var(--primary); box-shadow: var(--shadow-md); } .hero-btn-outline { background-color: transparent; color: var(--primary); border: 2px solid var(--primary); } .hero-btn-outline:hover { background-color: var(--primary-lighter); box-shadow: var(--shadow-md); } .hero { position: relative; padding: calc(var(--space-20) + 80px) 0 var(--space-20); background-color: var(--bg-secondary); overflow: hidden; } .hero-bg { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: var(--gradient-blue); opacity: 0.05; z-index: 0; } .hero-content { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-12); align-items: center; } .hero-text { max-width: 540px; } .hero-badge { display: inline-flex; align-items: center; gap: var(--space-2); padding: var(--space-2) var(--space-4); background-color: var(--primary-lighter); color: var(--primary); font-size: 0.875rem; font-weight: 600; border-radius: var(--radius-full); margin-bottom: var(--space-4); } .badge-icon { color: var(--primary); } .hero-title { font-size: 3rem; font-weight: 700; line-height: 1.2; margin-bottom: var(--space-6); letter-spacing: -0.02em; color: var(--text-primary); } @media (min-width: 768px) { .hero-title { font-size: 3.5rem; } } @media (max-width: 480px) { .hero-title { font-size: 2rem; } } .gradient-text { background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; -webkit-box-decoration-break: clone; box-decoration-break: clone; } .hero-description { font-size: 1.125rem; color: var(--text-secondary); max-width: 540px; margin-bottom: var(--space-8); } .hero-buttons { display: flex; gap: var(--space-4); flex-wrap: wrap; } .hero-visual { display: flex; justify-content: center; align-items: center; } .ai-workspace { background: white; border-radius: var(--radius-xl); box-shadow: var(--shadow-xl); overflow: hidden; max-width: 400px; width: 100%; } .workspace-header { background: var(--bg-tertiary); padding: var(--space-4); border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: var(--space-4); } .window-controls { display: flex; gap: var(--space-2); } .control-dot { width: 12px; height: 12px; border-radius: 50%; } .control-dot.red { background: #ef4444; } .control-dot.yellow { background: #f59e0b; } .control-dot.green { background: #10b981; } .workspace-header h3 { font-size: 1rem; font-weight: 600; color: var(--text-primary); } .workspace-content { padding: var(--space-6); } .agent-cards { display: flex; gap: var(--space-4); margin-bottom: var(--space-6); } .agent-card { flex: 1; padding: var(--space-4); border-radius: var(--radius-lg); text-align: center; } .agent-card.blue { background: rgba(59,130,246,0.1); color: #3b82f6; } .agent-card.green { background: rgba(16,185,129,0.1); color: #10b981; } .agent-card.yellow { background: rgba(245,158,11,0.1); color: #f59e0b; } .agent-card h4 { font-size: 1rem; font-weight: 600; } .workflow-lines { display: flex; flex-direction: column; gap: var(--space-2); } .workflow-lines .line { height: 2px; background: var(--border); margin: 0 var(--space-4); } .section-header { text-align: center; margin-bottom: var(--space-12); } .section-title { font-size: 2rem; font-weight: 700; margin-bottom: var(--space-4); letter-spacing: -0.02em; color: var(--text-primary); } @media (min-width: 768px) { .section-title { font-size: 2.5rem; } } @media (max-width: 480px) { .section-title { font-size: 1.5rem; } } .section-desc { font-size: 1.125rem; color: var(--text-secondary); max-width: 600px; margin: 0 auto; } .architecture { padding: var(--space-20) 0; background-color: var(--bg-primary); } .architecture-diagram { position: relative; } .architecture-layer { margin-bottom: var(--space-8); position: relative; } .architecture-layer:not(:last-child)::after { content: ''; position: absolute; bottom: -24px; left: 50%; transform: translateX(-50%); width: 2px; height: 24px; background: var(--border); } .layer-title { text-align: center; font-size: 1.25rem; font-weight: 600; color: var(--primary); margin-bottom: var(--space-4); padding: var(--space-2) var(--space-4); background: var(--primary-lighter); border-radius: var(--radius-lg); display: inline-block; position: relative; left: 50%; transform: translateX(-50%); } .layer-content { display: grid; grid-template-columns: repeat(auto-fit,minmax(300px,1fr)); gap: var(--space-4); background: var(--bg-secondary); padding: var(--space-6); border-radius: var(--radius-xl); border: 1px solid var(--border); } .feature-card { background: white; padding: var(--space-6); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); transition: all var(--transition-base); border: 1px solid var(--border); } .feature-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--primary); } .card-header { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-3); } .card-icon { font-size: 1.5rem; display: block; } .feature-card h4 { font-size: 1.125rem; font-weight: 600; color: var(--text-primary); margin: 0; } .feature-card p { font-size: 0.9375rem; color: var(--text-secondary); line-height: 1.5; margin-top: var(--space-3); } .ai-landing { padding: var(--space-20) 0; background-color: var(--bg-secondary); } .landing-diagram { display: flex; flex-direction: column; align-items: center; gap: var(--space-12); } .landing-container { display: flex; align-items: center; justify-content: center; gap: var(--space-8); width: 100%; max-width: 800px; } .landing-block { background: white; padding: var(--space-6); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); text-align: center; border: 1px solid var(--border); transition: all var(--transition-base); } .landing-block:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--primary); } .landing-block h3 { font-size: 1.5rem; font-weight: 600; color: var(--primary); } .landing-connector { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); } .connector-line { width: 2px; height: 40px; background: var(--primary); } .connector-arrow { width: 0; height: 0; border-left: 6px solid transparent; border-right: 6px solid transparent; border-top: 10px solid var(--primary); } .landing-plus { font-size: 1.25rem; font-weight: 600; color: white; display: flex; align-items: center; justify-content: center; padding: var(--space-4) var(--space-6); background: var(--primary); border-radius: var(--radius-full); box-shadow: var(--shadow-md); margin: 0 var(--space-4); } .result-item.enhanced { background: white; padding: var(--space-6); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); border: 1px solid var(--border); text-align: center; transition: all var(--transition-base); position: relative; } .result-item.enhanced:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--primary); } .result-item.enhanced h4 { font-size: 1.125rem; font-weight: 600; color: var(--primary); margin-bottom: var(--space-3); position: relative; z-index: 1; } .result-arrow.enhanced { font-size: 1.75rem; font-weight: bold; color: var(--primary); margin: 0 var(--space-6); display: flex; align-items: center; transition: all var(--transition-base); } .landing-result { display: grid; grid-template-columns: repeat(auto-fit,minmax(280px,1fr)); gap: var(--space-6); width: 100%; max-width: 1000px; padding: var(--space-4); background: var(--bg-primary); border-radius: var(--radius-2xl); box-shadow: var(--shadow-sm); border: 1px solid var(--border); } .result-item { background: white; padding: var(--space-4) var(--space-6); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); text-align: center; border: 1px solid var(--border); } .result-item h4 { font-size: 1rem; font-weight: 600; color: var(--text-primary); } .result-arrow { font-size: 1.5rem; color: var(--primary); font-weight: bold; } .knowledge { padding: var(--space-20) 0; background-color: var(--bg-primary); } .knowledge-content { display: flex; flex-direction: column; gap: var(--space-12); } .input-methods,.database-support { background: var(--bg-secondary); padding: var(--space-8); border-radius: var(--radius-xl); border: 1px solid var(--border); } .input-methods h3,.database-support h3 { text-align: center; font-size: 1.25rem; font-weight: 600; color: var(--primary); margin-bottom: var(--space-6); } .method-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(120px,1fr)); gap: var(--space-4); } @media (min-width: 768px) { .method-grid { grid-template-columns: repeat(3,1fr); } } .database-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(120px,1fr)); gap: var(--space-4); } @media (min-width: 768px) { .database-grid { grid-template-columns: repeat(4,1fr); } .database-grid .database-card:nth-child(5) { grid-column: 1; } .database-grid .database-card:nth-child(6) { grid-column: 2; } .database-grid .database-card:nth-child(7) { grid-column: 3; } } .method-card,.database-card { background: white; padding: var(--space-4); border-radius: var(--radius-lg); text-align: center; box-shadow: var(--shadow-sm); border: 1px solid var(--border); transition: all var(--transition-base); display: flex; flex-direction: column; align-items: center; gap: var(--space-2); } .method-card .card-icon,.database-card .card-icon { font-size: 1.5rem; display: block; } .method-card span,.database-card span { font-size: 0.9375rem; font-weight: 500; color: var(--text-primary); } .method-card:hover,.database-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--primary); } .about { padding: var(--space-20) 0; background-color: var(--bg-secondary); } .about-content { display: flex; justify-content: center; align-items: center; } .about-text { max-width: 800px; text-align: justify; } .about-paragraph { font-size: 1.125rem; color: var(--text-secondary); margin-bottom: var(--space-6); line-height: 1.6; } .about-logo { display: flex; justify-content: center; align-items: center; } .center-logo-image { width: 120px; height: 120px; object-fit: contain; } .contact { padding: var(--space-20) 0; background-color: var(--bg-primary); } .contact-content { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-12); align-items: center; padding: 0; background: none; border: none; box-shadow: none; } .info-item { display: flex; align-items: center; gap: var(--space-4); margin-bottom: var(--space-6); padding: var(--space-6); background: white; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); transition: all var(--transition-base); border: 1px solid var(--border); } .info-item:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--primary); } .info-icon,.card-icon { font-size: 1.5rem; color: var(--primary); flex-shrink: 0; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; } .info-item span { font-size: 1.125rem; font-weight: 500; color: var(--text-primary); } .info-item a { font-size: 1.125rem; font-weight: 500; color: var(--text-primary); text-decoration: none; } .info-item a:hover { color: var(--primary); text-decoration: underline; } .qrcode-section { display: flex; flex-direction: row; gap: var(--space-8); align-items: center; justify-content: center; } .qrcode-item { text-align: center; background: none; padding: 0; border: none; border-radius: 0; box-shadow: none; width: auto; max-width: none; } .qrcode-item h4 { font-size: 1.125rem; font-weight: 600; color: var(--primary) !important; margin-top: var(--space-4); margin-bottom: 0; font-family: var(--font-primary); line-height: 1.4; text-align: center; z-index: 1; position: relative; } .qrcode-placeholder { width: 140px; height: 140px; background: linear-gradient(135deg,var(--bg-tertiary),var(--bg-secondary)); border: none; border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; margin: 0 auto; box-shadow: inset 0 2px 4px rgba(0,0,0,0.05); } .qrcode-placeholder span { font-size: 0.875rem; color: var(--text-muted); } .footer { background-color: var(--gray-800); color: white; padding: var(--space-12) 0; } .footer-content { display: flex; justify-content: center; align-items: center; margin-bottom: var(--space-8); flex-wrap: wrap; gap: var(--space-8); } .footer-logo { max-width: 300px; } .footer-logo-image { height: 50px; width: auto; margin-bottom: var(--space-4); } .footer-description { font-size: 0.9375rem; color: var(--gray-400); line-height: 1.5; } .link-group h4 { font-size: 1rem; font-weight: 600; margin-bottom: var(--space-4); color: white; } .link-group a { display: block; color: var(--gray-400); text-decoration: none; margin-bottom: var(--space-2); transition: color var(--transition-fast); } .link-group a:hover { color: white; } .qrcode-section { display: flex; gap: var(--space-6); align-items: center; } .qrcode-item { text-align: center; } .qrcode-item h4 { font-size: 1rem; font-weight: 600; color: white; margin-bottom: var(--space-4); } .qrcode-placeholder { width: 120px; height: 120px; background: var(--gray-700); border: 1px solid var(--gray-600); border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; } .qrcode-placeholder span { font-size: 0.875rem; color: var(--gray-400); } .footer-bottom { border-top: 1px solid var(--gray-700); padding-top: var(--space-6); text-align: center; font-size: 0.875rem; color: var(--gray-400); } .footer-bottom p { margin-bottom: var(--space-2); } .footer-bottom p:last-child { margin-bottom: 0; } .footer-bottom a { color: var(--gray-400); text-decoration: none; transition: color var(--transition-fast); } .footer-bottom a:hover { color: white; text-decoration: underline; } .back-to-top { position: fixed; bottom: var(--space-6); right: var(--space-6); background: var(--primary); color: white; width: 48px; height: 48px; border-radius: 50%; display: flex; align-items: center; justify-content: center; border: none; cursor: pointer; box-shadow: var(--shadow-md); transition: all var(--transition-base); opacity: 0; visibility: hidden; z-index: 999; } .back-to-top.visible { opacity: 1; visibility: visible; } .back-to-top:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-lg); } @media (max-width: 768px) { .nav-menu { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--primary); flex-direction: column; align-items: center; padding: var(--space-4); box-shadow: var(--shadow-md); gap: var(--space-3); } .nav-menu.active { display: flex; } .mobile-menu-btn { display: block; } .hero-content { grid-template-columns: 1fr; text-align: center; } .hero-buttons { justify-content: center; } .about-content { grid-template-columns: 1fr; text-align: center; } .contact-content { grid-template-columns: 1fr; gap: var(--space-8); padding: 0; } .info-item { padding: var(--space-3); margin-bottom: var(--space-4); } .info-icon { width: 36px; height: 36px; font-size: 1.25rem; } .info-item span { font-size: 1rem; } .qrcode-section { flex-direction: row; justify-content: center; flex-wrap: wrap; gap: var(--space-6); } .qrcode-item { padding: 0; } .qrcode-placeholder { width: 120px; height: 120px; } .qrcode-item h4 { font-size: 1rem; margin-bottom: var(--space-4); } .footer-content { flex-direction: column; text-align: center; gap: var(--space-6); } .footer-logo { margin: 0 auto; } .landing-container { flex-direction: column; } .landing-connector { flex-direction: column; transform: rotate(90deg); } .input-methods { grid-template-columns: 1fr; } .merge-arrows { flex-direction: column; align-items: center; gap: var(--space-2); } .arrow-line { width: 40px; height: 2px; } .footer-grid { grid-template-columns: 1fr; text-align: center; } } .fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease,transform 0.6s ease; } .fade-in.visible { opacity: 1; transform: translateY(0); }