:root{--font-body: "Inter", system-ui, -apple-system, sans-serif;--color-primary: #8b5cf6;--color-primary-hover: #7c3aed;--color-primary-light: #a78bfa;--bg-color: #ffffff;--bg-secondary: #f3f4f6;--bg-card: #ffffff;--text-primary: #111827;--text-secondary: #4b5563;--text-accent: #8b5cf6;--border-color: #e5e7eb}[data-theme=dark]{--bg-color: #030014;--bg-secondary: #0f0b29;--bg-card: #130f30;--text-primary: #f9fafb;--text-secondary: #d1d5db;--text-accent: #a78bfa;--border-color: #2e2b52}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background-color:var(--bg-color);color:var(--text-primary);line-height:1.6;transition:background-color .3s ease,color .3s ease;min-height:100vh}a{color:var(--color-primary);text-decoration:none;transition:color .2s}a:hover{color:var(--color-primary-hover)}button{cursor:pointer;font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}.title-gradient{background:linear-gradient(135deg,var(--text-primary) 0%,var(--color-primary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:.5rem;font-weight:600;transition:all .2s ease;border:none}.btn-primary{background:var(--color-primary);color:#fff;box-shadow:0 4px 14px #8b5cf663}.btn-primary:hover{background:var(--color-primary-hover);transform:translateY(-1px);box-shadow:0 6px 20px #8b5cf63b}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:1rem;padding:2rem;transition:all .3s ease}.card:hover{transform:translateY(-5px);border-color:var(--color-primary)}