@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');
:root{
  --bg:#f0f4f8; --card:#ffffff; --accent:#ff6b6b; --accent2:#4d96ff; --accent3:#00c49a; --text:#1f2937; --muted:#6b7280;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;scroll-behavior:smooth;}
a{text-decoration:none;color:var(--accent);}
header{background:linear-gradient(90deg,#4d96ff,#ff6b6b);color:#fff;padding:20px;position:sticky;top:0;z-index:60;box-shadow:0 4px 10px rgba(0,0,0,0.1);}
header nav{display:flex;gap:20px;justify-content:flex-end;}
header nav a{color:#fff;font-weight:600;transition:0.3s;}
header nav a:hover{opacity:0.8;}
.container{max-width:1200px;margin:0 auto;padding:40px 20px;}
.hero{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:120px 20px;background:linear-gradient(135deg,#ff6b6b,#4d96ff);color:#fff;border-radius:20px;animation:gradientShift 10s ease infinite;}
@keyframes gradientShift{0%{background:linear-gradient(135deg,#ff6b6b,#4d96ff);}50%{background:linear-gradient(135deg,#4d96ff,#ff6b6b);}100%{background:linear-gradient(135deg,#ff6b6b,#4d96ff);}}
section{margin-top:60px;}
h1,h2,h3{margin:0 0 16px;}
.card{background:var(--card);border-radius:20px;padding:24px;box-shadow:0 10px 30px rgba(0,0,0,0.1);transition:0.3s;overflow:hidden;position:relative;}
.card:hover{transform:translateY(-7px) scale(1.02);box-shadow:0 15px 35px rgba(0,0,0,0.15);}
.card::after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(45deg,var(--accent2),var(--accent3));opacity:0;transition:0.5s;border-radius:20px;}
.card:hover::after{opacity:0.08;}
.button{display:inline-block;padding:16px 32px;background:var(--accent);color:#fff;border-radius:12px;font-weight:600;transition:0.3s;}
.button:hover{background:var(--accent2);transform:scale(1.05);}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;margin-top:20px;}
.footer{background:#1f2937;color:#fff;padding:48px;text-align:center;border-top:2px solid var(--accent2);}
.animated-block{height:200px;border-radius:20px;background:linear-gradient(90deg,#ff6b6b,#4d96ff);animation:slide 6s ease infinite alternate;}
@keyframes slide{0%{background-position:0% 50%}100%{background-position:100% 50%;}}
pre{white-space:pre-wrap;font-family:Inter,sans-serif;background:#f8fafc;padding:20px;border-radius:12px;overflow:auto;}
form input, form textarea{width:100%;padding:14px;border-radius:8px;border:1px solid #e6eefc;transition:0.3s;}
form input:focus, form textarea:focus{border-color:var(--accent2);outline:none;box-shadow:0 0 10px rgba(77,150,255,0.2);}
.testimonial{background:var(--card);padding:24px;border-radius:20px;box-shadow:0 10px 25px rgba(0,0,0,0.08);transition:0.3s;}
.testimonial:hover{transform:translateY(-5px);}
.section-title{margin-bottom:24px;color:var(--accent2);}