:root{--md-sys-color-primary: #00695c;--md-sys-color-on-primary: #ffffff;--md-sys-color-primary-container: #b2dfdb;--md-sys-color-on-primary-container: #004d40;--md-sys-color-secondary: #455a64;--md-sys-color-on-secondary: #ffffff;--md-sys-color-background: #f5f5f5;--md-sys-color-on-background: #1c1b1f;--md-sys-color-surface: #ffffff;--md-sys-color-on-surface: #1c1b1f;--md-sys-color-outline: #e0e0e0;--color-income: #ffca28;--color-expense: #d32f2f;--elevation-1: 0px 1px 3px 1px rgba(0, 0, 0, .15), 0px 1px 2px 0px rgba(0, 0, 0, .3);--elevation-2: 0px 4px 6px -2px rgba(0, 0, 0, .05), 0px 10px 15px -3px rgba(0, 0, 0, .1);--elevation-3: 0px 4px 8px 3px rgba(0, 0, 0, .15), 0px 1px 3px 0px rgba(0, 0, 0, .3);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 16px;--radius-xl: 28px}:root[data-theme=dark]{--md-sys-color-primary: #80cbc4;--md-sys-color-on-primary: #003730;--md-sys-color-primary-container: #004d40;--md-sys-color-on-primary-container: #b2dfdb;--md-sys-color-secondary: #b0bec5;--md-sys-color-on-secondary: #000000;--md-sys-color-background: #121212;--md-sys-color-on-background: #e2e2e2;--md-sys-color-surface: #1e1e1e;--md-sys-color-on-surface: #e2e2e2;--md-sys-color-outline: #444444;--color-income: #ffd54f;--color-expense: #ef5350}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Roboto,Inter,system-ui,-apple-system,sans-serif;background-color:var(--md-sys-color-background);color:var(--md-sys-color-on-background);-webkit-font-smoothing:antialiased;min-height:100vh;transition:background-color .3s ease,color .3s ease}button{font-family:inherit;cursor:pointer}a{color:inherit;text-decoration:none}.container{max-width:600px;margin:0 auto;padding:1rem;padding-bottom:80px}.card{background:var(--md-sys-color-surface);color:var(--md-sys-color-on-surface);border-radius:var(--radius-lg);padding:1rem;box-shadow:var(--elevation-1);margin-bottom:1rem;transition:box-shadow .2s,background-color .3s ease}.card:hover{box-shadow:var(--elevation-2)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;border:none;padding:.75rem 1.5rem;border-radius:var(--radius-xl);font-weight:500;transition:all .2s}.btn-primary{background-color:var(--md-sys-color-primary);color:var(--md-sys-color-on-primary)}.btn-primary:active{background-color:var(--md-sys-color-on-primary-container)}.fab{position:fixed;bottom:80px;right:16px;width:56px;height:56px;border-radius:28px;background-color:var(--md-sys-color-primary);color:var(--md-sys-color-on-primary);display:flex;align-items:center;justify-content:center;box-shadow:var(--elevation-3);z-index:100}.input-group{margin-bottom:1rem}.input-label{display:block;font-size:.8rem;color:var(--md-sys-color-on-surface);opacity:.8;margin-bottom:.25rem}.form-input{width:100%;padding:.75rem;border:1px solid var(--md-sys-color-outline);border-radius:var(--radius-md);font-size:1rem;background:var(--md-sys-color-surface);color:var(--md-sys-color-on-surface);transition:border-color .2s,background-color .3s ease,color .3s ease}.form-input:focus{outline:2px solid var(--md-sys-color-primary);border-color:transparent}