:root{--color-bg: #0e0e10;--color-bg-secondary: #18181b;--color-bg-tertiary: #1f1f23;--color-text: #efeff1;--color-text-muted: #b8b8c0;--color-primary: #9146ff;--color-primary-hover: #772ce8;--color-success: #00f593;--color-warning: #ffb800;--color-error: #eb0400;--color-border: #3f3f46;--font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--radius: 8px;--radius-lg: 12px}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{font-family:var(--font-family);background:var(--color-bg);color:var(--color-text);line-height:1.5}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit;cursor:pointer}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border:none;border-radius:var(--radius);font-size:14px;font-weight:600;transition:background .2s,transform .1s}.btn:active{transform:scale(.98)}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover)}.btn-secondary{background:var(--color-bg-tertiary);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-border)}.btn-danger{background:var(--color-error);color:#fff}.btn-danger:hover{background:#c70400}.input{width:100%;padding:10px 14px;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius);color:var(--color-text);font-size:14px;transition:border-color .2s}.input:focus{outline:none;border-color:var(--color-primary)}.input::placeholder{color:var(--color-text-muted)}.card{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:20px}.container{max-width:1200px;margin:0 auto;padding:0 20px}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}