*{box-sizing:border-box;margin:0;padding:0}@keyframes spin{to{transform:rotate(360deg)}}:root{--primary: #ff6b35;--primary-dark: #e55a25;--primary-light: #fff0e8;--primary-bg: #fff8f4;--success: #4caf50;--success-bg: #e8f5e9;--error: #f44336;--error-bg: #ffebee;--bg: #fff8f0;--card: #ffffff;--text: #333333;--text-light: #777777;--border: #e0d0c0;--shadow-dropdown: 0 4px 16px rgba(0,0,0,.12);--shadow-drag: 0 8px 24px rgba(0,0,0,.18)}html{overflow-x:clip}body{font-family:Nunito,sans-serif;background-color:var(--bg);color:var(--text);min-height:100vh;overflow-x:clip}.page{max-width:1100px;margin:0 auto;padding:24px 16px}@media (min-width: 768px){.header-centered{position:relative;justify-content:center}.header-centered h2{position:absolute;left:50%;transform:translate(-50%)}.header-centered>button:first-child{position:absolute;left:0}.header-centered>button:last-child{position:absolute;right:0}}.card{background:var(--card);border-radius:16px;box-shadow:0 4px 16px #00000014;padding:28px 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