# 极简科技风样式

:root{--primary-color:#0ea5e9;--primary-dark:#0284c7;--primary-light:#38bdf8;--success-color:#10b981;--warning-color:#f59e0b;--danger-color:#ef4444;--info-color:#6366f1;--bg-primary:#fff;--bg-secondary:#f8fafc;--bg-tertiary:#f1f5f9;--bg-hover:#f8fafc;--bg-active:#f1f5f9;--text-primary:#0f172a;--text-secondary:#334155;--text-muted:#64748b;--text-light:#94a3b8;--text-lighter:#cbd5e1;--border:#e2e8f0;--border-light:#f1f5f9;--border-hover:#cbd5e1;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -2px rgba(0,0,0,.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -4px rgba(0,0,0,.1);--shadow-xl:0 20px 25px -5px rgba(0,0,0,.1),0 8px 10px -6px rgba(0,0,0,.1);--shadow-2xl:0 25px 50px -12px rgba(0,0,0,.25);--radius-sm:0.375rem;--radius-md:0.5rem;--radius-lg:0.75rem;--radius-xl:1rem;--radius-2xl:1.5rem;--radius-full:9999px;--spacing-xs:0.5rem;--spacing-sm:1rem;--spacing-md:1.5rem;--spacing-lg:2rem;--spacing-xl:3rem;--spacing-2xl:4rem;--spacing-3xl:6rem;--spacing-4xl:8rem;--font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-mono:"JetBrains Mono","Fira Code",monospace}*{margin:0;padding:0;box-sizing:border-box}body,html{max-width:100vw;overflow-x:hidden}body{font-family:var(--font-sans);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.container{max-width:1280px;margin:0 auto;padding:0 var(--spacing-lg)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-lg);font-weight:500;font-size:1rem;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);border:none;text-decoration:none;white-space:nowrap}.btn-primary{background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));color:#fff;box-shadow:0 4px 12px rgba(14,165,233,.3)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(14,165,233,.4)}.btn-secondary{background:#fff;color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-hover);border-color:var(--border-hover)}.card{background:var(--bg-primary);border-radius:var(--radius-2xl);box-shadow:var(--shadow-md);border:1px solid var(--border);transition:all .3s cubic-bezier(.4,0,.2,1)}.card:hover{box-shadow:var(--shadow-xl);transform:translateY(-4px)}.input{width:100%;padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--border);border-radius:var(--radius-md);font-size:1rem;transition:all .2s ease}.input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px rgba(14,165,233,.1)}.textarea{width:100%;padding:var(--spacing-md);border:1px solid var(--border);border-radius:var(--radius-lg);font-family:var(--font-sans);resize:vertical;min-height:160px;transition:all .2s ease}.textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px rgba(14,165,233,.1)}.label{display:block;margin-bottom:var(--spacing-xs);font-weight:500;color:var(--text-secondary)}.section{padding:var(--spacing-3xl) 0}.grid{display:grid;grid-gap:var(--spacing-lg);gap:var(--spacing-lg)}.grid-cols-1{grid-template-columns:repeat(1,1fr)}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}.grid-cols-4{grid-template-columns:repeat(4,1fr)}@media (min-width:768px){.md\:grid-cols-2{grid-template-columns:repeat(2,1fr)}.md\:grid-cols-3{grid-template-columns:repeat(3,1fr)}}@media (min-width:1024px){.lg\:grid-cols-4{grid-template-columns:repeat(4,1fr)}}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-2{gap:var(--spacing-md)}.gap-4{gap:var(--spacing-xl)}.gap-6{gap:var(--spacing-2xl)}.text-xs{font-size:.75rem}.text-sm{font-size:.875rem}.text-base{font-size:1rem}.text-lg{font-size:1.125rem}.text-xl{font-size:1.25rem}.text-2xl{font-size:1.5rem}.text-3xl{font-size:1.875rem}.text-4xl{font-size:2.25rem}.text-5xl{font-size:3rem}.text-6xl{font-size:3.75rem}.font-normal{font-weight:400}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.text-slate-900{color:var(--text-primary)}.text-slate-600,.text-slate-700{color:var(--text-secondary)}.text-slate-500{color:var(--text-muted)}.text-green-600{color:var(--success-color)}.text-white{color:#fff}.bg-white{background-color:#fff}.bg-gradient-to-br{background-image:linear-gradient(to bottom right,var(--tw-gradient-from),var(--tw-gradient-to))}.from-slate-50{--tw-gradient-from:#f8fafc}.via-blue-50{--tw-gradient-via:#eff6ff}.to-slate-100{--tw-gradient-to:#f1f5f9}.mb-2{margin-bottom:var(--spacing-sm)}.mb-4{margin-bottom:var(--spacing-md)}.mb-6{margin-bottom:var(--spacing-lg)}.mb-8{margin-bottom:var(--spacing-xl)}.mb-12{margin-bottom:var(--spacing-3xl)}.mt-4{margin-top:var(--spacing-md)}.mt-8{margin-top:var(--spacing-xl)}.mt-12{margin-top:var(--spacing-3xl)}.py-20{padding-top:var(--spacing-5xl)}.px-6{padding-left:var(--spacing-lg);padding-right:var(--spacing-lg)}.rounded-2xl,.rounded-3xl{border-radius:var(--radius-2xl)}.shadow-sm{box-shadow:var(--shadow-sm)}.shadow-lg{box-shadow:var(--shadow-lg)}.shadow-xl{box-shadow:var(--shadow-xl)}.transition-all{transition:all .2s cubic-bezier(.4,0,.2,1)}.hover\:shadow-xl:hover{box-shadow:var(--shadow-xl)}.hover\:-translate-y-1:hover{transform:translateY(-.25rem)}.text-center{text-align:center}.max-w-3xl{max-width:48rem}.max-w-6xl{max-width:64rem}.pb-12{padding-bottom:var(--spacing-3xl)}@media (max-width:768px){.grid-cols-3{grid-template-columns:1fr}}