*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #1e3a5f;--color-primary-light: #2e5490;--color-accent: #e8621a;--color-success: #2e7d32;--color-warning: #f57c00;--color-danger: #c62828;--color-bg: #f5f7fa;--color-surface: #ffffff;--color-border: #e0e4ea;--color-text: #1a1a2e;--color-text-muted: #6b7280;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.5;color:var(--color-text);background:var(--color-bg)}body{min-height:100vh}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;font-family:inherit;font-size:.875rem;font-weight:500;border:none;border-radius:var(--radius);padding:.5rem 1rem;transition:opacity .15s}button:disabled{opacity:.5;cursor:not-allowed}input,select,textarea{font-family:inherit;font-size:.875rem;border:1px solid var(--color-border);border-radius:var(--radius);padding:.5rem .75rem;width:100%;background:var(--color-surface);color:var(--color-text)}input:focus,select:focus,textarea:focus{outline:2px solid var(--color-primary);outline-offset:1px}