:root{--bg: #0a0e27;--panel: #131b3a;--text: #ffffff;--muted: #94a3b8;--primary: #3b82f6;--accent: #06b6d4;--border: #1e293b;--card: #0f172a;--cta-gradient-start: #3b82f6;--cta-gradient-end: #06b6d4;--cta-text: #ffffff;--navbar-bg: rgba(10, 14, 39, .95);--hero-bg-start: rgba(59, 130, 246, .08);--hero-bg-end: rgba(6, 182, 212, .08);--primary-alpha-15: rgba(59, 130, 246, .15);--primary-alpha-10: rgba(59, 130, 246, .1);--shadow-dark: rgba(0, 0, 0, .4);--success: #10b981;--warning: #f59e0b;--error: #ef4444;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 2rem;--text-4xl: 2.5rem;--text-5xl: 3.5rem}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:var(--text-base);line-height:1.6;overflow-x:hidden;padding-top:80px}a,a:hover,a:focus,a:active{text-decoration:none}a:active{color:inherit}.btn{border:1px solid var(--border);background:var(--panel);color:var(--text);padding:14px 24px;border-radius:12px;cursor:pointer;text-decoration:none;transition:all .3s ease;font-size:var(--text-sm);font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn:hover{border-color:var(--primary);box-shadow:0 4px 20px var(--primary-alpha-15),0 0 0 1px var(--primary-alpha-15);transform:translateY(-2px)}.btn.ghost{background:transparent;border-color:var(--primary);color:var(--primary)}.btn.ghost:hover{background:var(--primary-alpha-10);transform:translateY(-2px)}.btn.link{background:transparent;border:none;color:var(--primary);padding:8px 16px}.btn.link:hover{color:var(--accent);background:var(--primary-alpha-10)}.btn.cta{background:linear-gradient(135deg,var(--cta-gradient-start),var(--cta-gradient-end));border:none;color:var(--cta-text);font-weight:700;box-shadow:0 4px 20px #3b82f64d}.btn.cta:hover{filter:brightness(1.1);box-shadow:0 6px 25px #3b82f666;transform:translateY(-3px)}.navbar{position:fixed;top:0;left:0;right:0;background:var(--navbar-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);z-index:1000;height:80px}.nav-container{max-width:1200px;margin:0 auto;padding:0 24px;height:100%;display:flex;align-items:center;justify-content:space-between}.nav-brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text)}.nav-logo{width:32px;height:32px}.nav-title{font-size:var(--text-xl);font-weight:600;color:var(--text)}.nav-links{display:flex;gap:32px;align-items:center}.nav-link{color:var(--muted);text-decoration:none;font-size:var(--text-base);font-weight:500;transition:color .2s ease;position:relative}.nav-link:hover,.nav-link.active{color:var(--primary)}.nav-link.active:after{content:"";position:absolute;bottom:-8px;left:0;right:0;height:2px;background:var(--primary);border-radius:1px}.app{min-height:calc(100vh - 80px);padding:0}.page{max-width:1200px;margin:0 auto;padding:48px 24px}.hero{text-align:center;padding:80px 40px;background:linear-gradient(135deg,var(--hero-bg-start),var(--hero-bg-end));border-radius:24px;margin-bottom:80px;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 50% 50%,rgba(59,130,246,.1) 0%,transparent 70%);pointer-events:none}.hero-title{font-size:var(--text-5xl);font-weight:800;margin-bottom:32px;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.1;position:relative;z-index:1}.hero-subtitle{font-size:var(--text-xl);color:var(--muted);margin-bottom:40px;max-width:700px;margin-left:auto;margin-right:auto;line-height:1.6;position:relative;z-index:1}.hero-actions{display:flex;gap:20px;justify-content:center;flex-wrap:wrap;position:relative;z-index:1}.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:24px;margin-top:32px}.tool-card{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:32px;transition:all .4s ease;cursor:pointer;position:relative;overflow:hidden}.tool-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));opacity:0;transition:opacity .3s ease}.tool-card:hover{border-color:var(--primary);box-shadow:0 12px 40px #3b82f633,0 4px 20px #06b6d41a;transform:translateY(-6px)}.tool-card:hover:before{opacity:1}.tool-name{font-size:var(--text-2xl);font-weight:600;margin-bottom:16px;color:var(--text)}.tool-desc{color:var(--muted);font-size:var(--text-base);margin-bottom:24px;line-height:1.6}.tool-tags{display:flex;gap:8px;flex-wrap:wrap}.tool-tag{background:var(--primary-alpha-10);color:var(--primary);padding:4px 12px;border-radius:20px;font-size:var(--text-sm);font-weight:500}.detail-header{margin-bottom:32px}.detail-title{font-size:var(--text-4xl);font-weight:700;margin-bottom:16px;color:var(--text)}.detail-desc{font-size:var(--text-lg);color:var(--muted);line-height:1.6}.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.badge{display:inline-flex;align-items:center;padding:4px 10px;font-size:var(--text-sm);color:var(--primary);background:var(--primary-alpha-10);border:1px solid var(--border);border-radius:999px;font-weight:600}.detail-content{display:grid;grid-template-columns:2fr 1fr;gap:32px;margin-bottom:32px}.detail-main,.detail-sidebar{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:32px;box-shadow:0 4px 20px #0000001a}.section-title{font-size:var(--text-2xl);font-weight:600;margin-bottom:16px;color:var(--text)}.feature-list{list-style:none;padding:0}.feature-item{border-bottom:1px solid var(--border);color:var(--muted);font-size:var(--text-base);position:relative;padding:12px 0 12px 24px}.feature-item:last-child{border-bottom:none}.feature-item:before{content:"✓";position:absolute;left:0;color:var(--primary);font-weight:700}.detail-actions{display:flex;gap:16px;flex-wrap:wrap}.contact-content{max-width:600px;margin:0 auto;text-align:center}.contact-title{font-size:var(--text-4xl);font-weight:700;margin-bottom:24px;color:var(--text)}.contact-desc{font-size:var(--text-lg);color:var(--muted);margin-bottom:32px}.contact-email{font-size:var(--text-xl);color:var(--primary);text-decoration:none;font-weight:600}.contact-email:hover{color:var(--accent)}.toast{position:fixed;top:100px;right:24px;background:var(--card);border:1px solid var(--primary);border-radius:16px;padding:20px 24px;color:var(--text);box-shadow:0 12px 40px #3b82f64d,0 4px 20px var(--shadow-dark);z-index:2000;transform:translate(100%);transition:all .4s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);min-width:300px}.toast.show{transform:translate(0)}.toast.success{border-color:var(--success);box-shadow:0 12px 40px #10b9814d,0 4px 20px var(--shadow-dark)}.toast.warning{border-color:var(--warning);box-shadow:0 12px 40px #f59e0b4d,0 4px 20px var(--shadow-dark)}.toast.error{border-color:var(--error);box-shadow:0 12px 40px #ef44444d,0 4px 20px var(--shadow-dark)}@media (max-width: 768px){.nav-container{padding:0 16px}.nav-links{gap:16px}.nav-title{display:none}.hero{padding:48px 16px;margin-bottom:48px}.hero-title{font-size:var(--text-4xl)}.hero-subtitle{font-size:var(--text-lg)}.page{padding:24px 16px}.tools-grid{grid-template-columns:1fr;gap:16px}.tool-card{padding:20px}.detail-content{grid-template-columns:1fr;gap:24px}.detail-actions{justify-content:center}}