:root{
    color-scheme: dark;
    font-family:'Inter',sans-serif;
    --surface: rgba(15,23,42,0.92);
    --surface-strong: rgba(8,16,34,0.95);
    --border: rgba(148,163,184,0.12);
    --text: #e2e8f0;
    --accent: #2dd4bf;
}
html{scroll-behavior:smooth;}
body{background:#020617;color:#e2e8f0;}
.dark body{background:#020617;color:#f8fafc;}
.card{background:rgba(15,23,42,0.78);backdrop-filter:blur(24px);border:1px solid rgba(148,163,184,0.12);box-shadow:0 20px 80px rgba(2,12,27,0.35);}
.btn-glow{transition:all 0.24s ease-in-out;}
.btn-glow:hover{transform:translateY(-1px);box-shadow:0 18px 45px rgba(45,212,191,0.16);}
input,select,textarea{background:rgba(15,23,42,0.85);border:1px solid rgba(148,163,184,0.18);color:#e2e8f0;}
input:focus,select:focus,textarea:focus{outline:none;box-shadow:0 0 0 4px rgba(34,211,238,0.18);border-color:#2dd4bf;}
.scrollbar-thin::-webkit-scrollbar{width:10px;height:10px;}
.scrollbar-thin::-webkit-scrollbar-thumb{background:rgba(45,212,191,0.35);border-radius:9999px;}
.bg-glass{background:rgba(15,23,42,0.65);backdrop-filter:blur(30px);border:1px solid rgba(148,163,184,0.14);}
.gradient-border{background:linear-gradient(135deg,rgba(34,211,238,0.35),rgba(56,189,248,0.15));}
.text-gradient{background:linear-gradient(90deg,#67e8f9,#06b6d4);-webkit-background-clip:text;color:transparent;}