:root{--color-bg: #0f172a;--color-surface: #1e293b;--color-surface-hover: #334155;--color-primary: #38bdf8;--color-primary-hover: #0ea5e9;--color-text: #f8fafc;--color-text-muted: #94a3b8;--color-border: #334155;--color-error: #ef4444;--color-success: #22c55e;--font-sans: "Inter", system-ui, -apple-system, sans-serif;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-glow: 0 0 15px rgba(56, 189, 248, .3)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--color-bg);color:var(--color-text);line-height:1.5;-webkit-font-smoothing:antialiased}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 var(--spacing-md)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;border-radius:var(--radius-md);font-weight:500;transition:all .2s;border:none;gap:.5rem}.btn-primary{background-color:var(--color-primary);color:#0f172a}.btn-primary:hover{background-color:var(--color-primary-hover);box-shadow:var(--shadow-glow)}.btn-ghost{background-color:transparent;color:var(--color-text)}.btn-ghost:hover{background-color:var(--color-surface-hover)}.input{width:100%;padding:.75rem;background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);transition:border-color .2s}.input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 2px rgba(56,189,248,.2)}.card{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);box-shadow:var(--shadow-md)}.glass{background:rgba(30,41,59,.7);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1)}