:root{--bg-color: #0d1117;--surface-color: #161b22;--surface-border: #30363d;--primary-color: #58a6ff;--primary-hover: #79c0ff;--accent-color: #c9d1d9;--text-primary: #f0f6fc;--text-secondary: #8b949e;--success-color: #3fb950;--error-color: #f85149;--warning-color: #d29922;--font-family: "Inter", sans-serif;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 24px;--shadow-sm: 0 4px 6px rgba(0, 0, 0, .1);--shadow-md: 0 10px 15px -3px rgba(0, 0, 0, .5), 0 4px 6px -2px rgba(0, 0, 0, .3);--transition: all .3s cubic-bezier(.25, .8, .25, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-primary);line-height:1.6;min-height:100vh;display:flex;justify-content:center}.app-container{width:100%;max-width:900px;padding:2rem;margin:2rem auto;background:var(--surface-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--surface-border)}header{text-align:center;margin-bottom:3rem}h1{font-size:2.5rem;font-weight:700;letter-spacing:-.05em;background:linear-gradient(90deg,#58a6ff,#a371f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.5rem}.subtitle{color:var(--text-secondary);font-size:1.1rem}.donate-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.6rem 1.2rem;background:linear-gradient(135deg,#a371f7,#58a6ff);color:#fff;text-decoration:none;font-weight:600;font-size:.95rem;border-radius:var(--radius-lg);box-shadow:0 4px 15px #a371f74d;transition:var(--transition)}.donate-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #a371f780}.card{background:#ffffff08;border:1px solid var(--surface-border);border-radius:var(--radius-md);padding:1.5rem;margin-bottom:1.5rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:var(--transition)}.card:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0006;border-color:var(--primary-color)}.form-group{margin-bottom:1.2rem}label{display:block;font-size:.9rem;font-weight:500;margin-bottom:.4rem;color:var(--accent-color)}input{width:100%;padding:.8rem 1rem;background:#0d111780;border:1px solid var(--surface-border);border-radius:var(--radius-sm);color:var(--text-primary);font-family:var(--font-family);font-size:1rem;transition:var(--transition)}input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #58a6ff33}button{display:inline-flex;align-items:center;justify-content:center;padding:.8rem 1.5rem;background-color:var(--primary-color);color:#0d1117;border:none;border-radius:var(--radius-sm);font-weight:600;font-size:1rem;cursor:pointer;transition:var(--transition);width:100%}button:hover{background-color:var(--primary-hover);transform:scale(1.02)}button.secondary{background-color:transparent;border:1px solid var(--surface-border);color:var(--text-primary)}button.secondary:hover{background-color:#ffffff0d;border-color:var(--accent-color)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.results-section{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--surface-border)}.results-section h2{color:var(--text-primary);margin-bottom:1.5rem}.payment-item{display:flex;justify-content:space-between;align-items:center;padding:1rem;background:#58a6ff0d;border-left:4px solid var(--primary-color);margin-bottom:1rem;border-radius:0 var(--radius-sm) var(--radius-sm) 0}.payment-item .amount{font-size:1.25rem;font-weight:700;color:var(--success-color)}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-bottom:1.5rem}.metric-card{background:#ffffff05;border:1px solid var(--surface-border);border-radius:var(--radius-md);padding:1rem;display:flex;flex-direction:column}.metric-label{font-size:.85rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.3rem}.metric-value{font-size:1.5rem;font-weight:700;color:var(--text-primary)}.breakdown-row{display:flex;align-items:center;margin-bottom:.8rem}.breakdown-label{flex:0 0 120px;font-size:.9rem;font-weight:500;color:var(--text-secondary)}.progress-bar-container{flex:1;height:8px;background:#ffffff0d;border-radius:4px;margin:0 1rem;overflow:hidden}.progress-bar{height:100%;background:linear-gradient(90deg,var(--primary-color),#a371f7);border-radius:4px;transition:width .5s ease-in-out}.breakdown-value{flex:0 0 50px;text-align:right;font-size:.85rem;font-weight:600}