:root{--primary: #39C5BB;--primary-dark: #2EA69E;--primary-light: #5DD3CB;--bg-dark: #1a1a2e;--bg-card: #16213e;--text: #e0e0e0;--text-muted: #a0a0a0;--border: #2a2a4a}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-dark);color:var(--text);min-height:100vh}a{color:var(--primary);text-decoration:none}button{cursor:pointer;border:none;border-radius:6px;padding:8px 16px;font-size:14px;transition:background .2s}input,select,textarea{background:var(--bg-dark);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px 12px;font-size:14px;outline:none;width:100%}input:focus,select:focus,textarea:focus{border-color:var(--primary)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--border);color:var(--text)}.btn-secondary:hover{background:#3a3a5a}.card{background:var(--bg-card);border-radius:12px;padding:20px;border:1px solid var(--border)}.card h3{margin-bottom:16px;color:var(--primary);font-size:16px}