:root { --primary: #3b82f6; --primary-glow: rgba(59, 130, 246, 0.45); --secondary: #8b5cf6; --accent: #0ea5e9; --bg-deep: #020617; --bg-card: rgba(15, 23, 42, 0.6); --text-main: #f8fafc; --text-muted: #94a3b8; --glass-border: rgba(255, 255, 255, 0.08); --gradient-glow: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%); }  *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; } * { font-family: 'Outfit', sans-serif; } html { scroll-behavior: smooth; scroll-padding-top: 150px; } body { background-color: var(--bg-deep); color: var(--text-main); overflow-x: hidden; min-height: 100vh; }  .bg-canvas { transform: translateZ(0); will-change: transform; position: fixed; inset: 0; z-index: -1; background: radial-gradient(ellipse at 20% 20%, #0f172a 0%, #020617 70%); overflow: hidden; } .moving-object { will-change: transform; position: absolute; border-radius: 50%; filter: blur(90px); pointer-events: none; } .obj-1 { width: 650px; height: 650px; background: radial-gradient(circle, rgba(59,130,246,0.4) 0%, transparent 70%); top: -200px; left: -200px; animation: drift1 25s infinite alternate ease-in-out; } .obj-2 { width: 450px; height: 450px; background: rgba(139, 92, 246, 0.25); bottom: -100px; right: -100px; animation: drift2 30s infinite alternate ease-in-out; } .obj-3 { width: 350px; height: 350px; background: rgba(14, 165, 233, 0.2); top: 45%; left: 55%; animation: drift3 20s infinite alternate ease-in-out; } @keyframes drift1 { from { transform: translate(0,0) scale(1); } to { transform: translate(180px,120px) scale(1.15); } } @keyframes drift2 { from { transform: translate(0,0) scale(1.1); } to { transform: translate(-120px,-160px) scale(0.85); } } @keyframes drift3 { from { transform: translate(0,0) rotate(0deg); } to { transform: translate(-80px,60px) rotate(120deg); } }  .nav-top { min-height: 46px; contain: size layout; background: #1a237e; border-bottom: 1px solid rgba(255,255,255,0.08); padding: 10px 3%; display: flex; align-items: center; justify-content: space-between; gap: 20px; position: sticky; top: 0; z-index: 1100; } .nav-brand { font-size: 1.1rem; font-weight: 800; color: #fff; white-space: nowrap; letter-spacing: 0.5px; } .nav-top-links { display: flex; gap: 0.5rem; align-items: center; flex: 1; justify-content: center; } .nav-top-links a { color: rgba(255,255,255,0.85); text-decoration: none; font-size: 0.85rem; font-weight: 500; padding: 6px 12px; border-radius: 6px; display: flex; align-items: center; gap: 5px; transition: background 0.2s, color 0.2s; white-space: nowrap; } .nav-top-links a:hover { background: rgba(255,255,255,0.1); color: #fff; } .nav-top-right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; } .nav-search { display: flex; align-items: center; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.2); border-radius: 6px; padding: 5px 10px; gap: 6px; } .nav-search input { background: transparent; border: none; outline: none; color: white; font-size: 0.8rem; width: 120px; font-family: 'Outfit', sans-serif; } .nav-search input::placeholder { color: rgba(255,255,255,0.5); } .nav-search i { color: rgba(255,255,255,0.5); font-size: 0.8rem; cursor: pointer; } .btn-courier { background: #00bcd4; color: #000; border: none; padding: 7px 14px; border-radius: 6px; font-size: 0.78rem; font-weight: 700; cursor: pointer; display: flex; align-items: center; gap: 5px; white-space: nowrap; font-family: 'Outfit', sans-serif; transition: opacity 0.2s; } .btn-courier:hover { opacity: 0.85; }  .nav-middle { min-height: 72px; contain: size layout; background: #ffffff; padding: 10px 3%; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #e5e7eb; } .nav-logo-left img { height: 52px; object-fit: contain; } .nav-logo-center { display: flex; flex-direction: column; align-items: center; line-height: 1.2; } .brand-title { font-size: 1.6rem; font-weight: 900; color: #1a237e; letter-spacing: 1px; text-transform: uppercase; } .brand-sub { font-size: 0.75rem; color: #00838f; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; } .btn-lang { background: transparent; border: 1px solid #00bcd4; color: #1a237e; padding: 7px 14px; border-radius: 6px; font-size: 0.8rem; font-weight: 600; cursor: pointer; display: flex; align-items: center; gap: 6px; font-family: 'Outfit', sans-serif; transition: all 0.2s; } .btn-lang:hover { background: #00bcd4; color: white; }  .nav-tools { min-height: 48px; contain: size layout; background: #0097a7; padding: 0 3%; display: flex; align-items: center; justify-content: center; gap: 0; position: sticky; top: 46px; z-index: 1000; box-shadow: 0 2px 10px rgba(0,0,0,0.2); } .nav-tools > a, .nav-dropdown { color: #fff; text-decoration: none; padding: 14px 18px; font-weight: 600; font-size: 0.85rem; display: flex; align-items: center; gap: 7px; transition: background 0.2s; cursor: pointer; position: relative; white-space: nowrap; } .nav-tools > a:hover, .nav-dropdown:hover { background: rgba(0,0,0,0.15); } .nav-dropdown { position: relative; } .nav-dropdown-menu { display: none; position: absolute; top: 100%; left: 0; background: #0f172a; border: 1px solid var(--glass-border); border-radius: 10px; padding: 8px 0; min-width: 180px; box-shadow: 0 10px 30px rgba(0,0,0,0.5); z-index: 999; } .nav-dropdown:hover .nav-dropdown-menu { display: block; } .nav-dropdown-menu a { display: block; padding: 9px 18px; color: var(--text-muted); text-decoration: none; font-size: 0.85rem; transition: all 0.2s; } .nav-dropdown-menu a:hover { color: white; background: rgba(255,255,255,0.05); padding-left: 24px; }  .hero { min-height: 600px; contain: layout; overflow: hidden;  min-height: 600px; max-width: 1400px; margin: 0 auto; padding: 60px 5% 50px; display: flex; align-items: center; justify-content: space-between; gap: 50px; } .hero-content { flex: 1; z-index: 10; } .hero-badge { display: inline-block; background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.3); color: #60a5fa; padding: 5px 14px; border-radius: 50px; font-size: 0.7rem; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 16px; } .hero h1 { font-size: 2.8rem; font-weight: 800; line-height: 1.2; margin-bottom: 14px; letter-spacing: -0.5px; color: #fff; } .hero-highlight { background: var(--gradient-glow); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; } .hero p { font-size: 0.95rem; color: var(--text-muted); line-height: 1.65; max-width: 480px; margin-bottom: 24px; } .hero-stats { display: flex; gap: 22px; margin-bottom: 28px; flex-wrap: wrap; } .stat { display: flex; align-items: center; gap: 7px; font-size: 0.8rem; color: var(--text-muted); font-weight: 500; } .stat i { color: var(--primary); font-size: 0.9rem; }  .hero-visual { min-height: 360px; contain: size layout; flex: 1; position: relative; height: 520px; display: flex; align-items: center; justify-content: center; } .hero-glow { will-change: transform; position: absolute; width: 400px; height: 400px; background: radial-gradient(circle, var(--primary-glow) 0%, transparent 65%); border-radius: 50%; animation: pulse-glow 6s ease-in-out infinite alternate; } @keyframes pulse-glow { from { transform: scale(1); opacity: 0.6; } to { transform: scale(1.2); opacity: 1; } } .main-doc { will-change: transform; width: 220px; z-index: 10; filter: drop-shadow(0 0 60px var(--primary-glow)) drop-shadow(0 30px 60px rgba(0,0,0,0.6)); animation: float-doc 8s ease-in-out infinite; } @keyframes float-doc { 0%, 100% { transform: translateY(0) rotate(-4deg); } 50% { transform: translateY(-30px) rotate(4deg); } } .orbiting-icon { will-change: transform; position: absolute; width: 58px; height: 58px; border-radius: 14px; backdrop-filter: blur(12px); border: 1px solid rgba(255,255,255,0.15); display: flex; align-items: center; justify-content: center; font-size: 1.4rem; z-index: 15; box-shadow: 0 8px 32px rgba(0,0,0,0.4); animation: orbit 16s linear infinite; transition: border-color 0.3s; } .orbiting-icon:hover { border-color: var(--primary); box-shadow: 0 0 25px var(--primary-glow); } @keyframes orbit { from { transform: rotate(0deg) translateX(200px) rotate(0deg); } to { transform: rotate(360deg) translateX(200px) rotate(-360deg); } }  .filter-container { display: flex; align-items: center; justify-content: center; gap: 10px; padding: 18px 5%; flex-wrap: wrap; background: #f1f5f9; border-bottom: 1px solid #e2e8f0; border-top: 1px solid #e2e8f0; position: sticky; top: 92px; z-index: 900; box-shadow: 0 2px 10px rgba(0,0,0,0.05); } .filter-btn { background: #ffffff; border: 1.5px solid #cbd5e1; color: #475569; padding: 9px 20px; border-radius: 50px; font-size: 0.83rem; font-weight: 600; cursor: pointer; display: flex; align-items: center; gap: 7px; transition: all 0.2s; font-family: 'Outfit', sans-serif; box-shadow: 0 1px 3px rgba(0,0,0,0.06); } .filter-btn:hover { background: #eff6ff; border-color: #3b82f6; color: #2563eb; } .filter-btn.active { background: #3b82f6; border-color: #3b82f6; color: #ffffff; box-shadow: 0 4px 14px rgba(59,130,246,0.35); }  main { background-color: #ffffff; width: 100%; position: relative; z-index: 10; padding: 60px 5% 100px; } .tools-grid-main { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 25px; } .tool-card { will-change: transform; background: #ffffff; border: 1px solid #eef2ff; border-radius: 20px; padding: 30px 25px; cursor: pointer; display: flex; flex-direction: column; gap: 12px; transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); position: relative; box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02); animation: fadeInCard 0.5s ease forwards; overflow: hidden; } .tool-card::before { content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 100%; background: var(--primary); opacity: 0; transition: opacity 0.3s; } .tool-card:hover { border-color: #3b82f6; background: #f8fafc; transform: translateY(-8px); box-shadow: 0 20px 40px rgba(59, 130, 246, 0.08); } .tool-card:hover::before { opacity: 1; } .tool-card:hover .icon-box { transform: scale(1.08); } @keyframes fadeInCard { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } } .icon-box { width: 52px; height: 52px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; flex-shrink: 0; transition: transform 0.3s; line-height: 1; } .icon-box i { display: block; font-style: normal; } .tool-card h3 { font-size: 1.1rem; font-weight: 700; color: #1e293b; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; transition: color 0.3s; } .tool-card:hover h3 { color: #3b82f6; } .tool-card p { font-size: 0.85rem; color: #64748b; line-height: 1.6; } .new-badge { background: var(--gradient-glow); color: white; font-size: 0.58rem; padding: 2px 7px; border-radius: 20px; font-weight: 700; letter-spacing: 0.5px; vertical-align: middle; }  .btn-primary { background: var(--gradient-glow); color: white; padding: 14px 36px; border-radius: 50px; font-weight: 700; font-size: 1rem; border: none; cursor: pointer; display: inline-flex; align-items: center; gap: 10px; transition: all 0.3s; box-shadow: 0 8px 25px var(--primary-glow); text-decoration: none; font-family: 'Outfit', sans-serif; } .btn-primary:hover { transform: translateY(-2px) scale(1.04); box-shadow: 0 12px 35px var(--primary-glow); } .btn-cancel { background: rgba(255,255,255,0.07); color: var(--text-muted); padding: 14px 28px; border-radius: 50px; font-weight: 600; font-size: 0.95rem; border: 1px solid var(--glass-border); cursor: pointer; transition: all 0.25s; font-family: 'Outfit', sans-serif; } .btn-cancel:hover { background: rgba(255,255,255,0.12); color: var(--text-main); }  .modal-overlay { display: none; position: fixed; inset: 0; background: rgba(2,6,23,0.85); backdrop-filter: blur(8px); z-index: 9999; align-items: center; justify-content: center; padding: 20px; } .modal-content { background: #0f172a; border: 1px solid rgba(255,255,255,0.12); border-radius: 24px; padding: 40px; max-width: 520px; width: 100%; box-shadow: 0 40px 80px rgba(0,0,0,0.6); display: flex; flex-direction: column; gap: 20px; } .modal-content h2 { font-size: 1.7rem; font-weight: 800; background: var(--gradient-glow); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; } .upload-area { border: 2px dashed rgba(59,130,246,0.3); border-radius: 16px; padding: 40px 20px; text-align: center; cursor: pointer; background: rgba(59,130,246,0.03); transition: all 0.3s; color: var(--text-muted); font-size: 0.95rem; } .upload-area:hover { border-color: var(--primary); background: rgba(59,130,246,0.08); } .modal-footer { display: flex; gap: 12px; justify-content: flex-end; } .result-area { display: none; padding: 20px; background: rgba(34,197,94,0.08); border: 1px solid rgba(34,197,94,0.3); border-radius: 14px; text-align: center; } .result-area p { color: #22c55e; font-weight: 700; font-size: 1rem; }  .site-footer { background: rgba(2, 6, 23, 0.9); border-top: 1px solid var(--glass-border); padding: 60px 5% 30px; margin-top: 60px; } .footer-inner { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 50px; } .footer-copy { max-width: 1400px; margin: 50px auto 0; padding-top: 24px; border-top: 1px solid var(--glass-border); text-align: center; font-size: 0.82rem; color: #94a3b8; opacity: 0.85; }  @media (max-width: 1024px) { .hero { min-height: 600px; contain: layout; overflow: hidden;  min-height: 600px; flex-direction: column; text-align: center; padding: 70px 5% 60px; gap: 40px; } .hero h1 { font-size: 3rem; } .hero p { margin: 0 auto 30px; } .hero-stats { justify-content: center; } .hero-visual { min-height: 360px; contain: size layout; height: 360px; width: 100%; } .btn-primary { margin: 0 auto; } } @media (max-width: 768px) { .bg-canvas { display: none; } .moving-object { display: none; } .hero-glow { display: none; } .orbiting-icon { display: none; } .tool-card { animation: none !important; } .main-doc { animation: none !important; } .hero h1 { font-size: 2.2rem; } .tools-grid-main { grid-template-columns: 1fr 1fr; gap: 14px; } .filter-container { gap: 8px; } .filter-btn { padding: 8px 14px; font-size: 0.78rem; } .nav-top-links { display: none; } }