:root{--color-bg: #f4f8f6;--color-surface: #ffffff;--color-primary: #1a9b6c;--color-primary-dark: #147a55;--color-text: #1c2b26;--color-muted: #6b7d76;--color-border: #e1eae5;--color-danger: #d64545;--radius: 12px;color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--color-bg);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}button{font-family:inherit;cursor:pointer}input,textarea,select{font-family:inherit}a{color:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;border-radius:var(--radius);padding:12px 18px;font-size:15px;font-weight:600;background:var(--color-primary);color:#fff;transition:background .15s ease}.btn:hover{background:var(--color-primary-dark)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--color-surface);color:var(--color-primary);border:1px solid var(--color-border)}.btn-danger{background:var(--color-danger)}.input{width:100%;padding:11px 14px;border-radius:var(--radius);border:1px solid var(--color-border);background:var(--color-surface);font-size:15px;color:var(--color-text)}.input:focus{outline:2px solid var(--color-primary);outline-offset:-1px}.card{background:var(--color-surface);border-radius:var(--radius);border:1px solid var(--color-border)}