:root{--max-width:1200px;--border-radius:8px;--font-serif:"Playfair Display",Georgia,"Times New Roman",serif;--font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--primary-color:#813035;--primary-hover:#6b282c;--background-bg:#f9fafb;--text-main:#111827;--text-muted:#4b5563;--white:#fff;--error:#ef4444;--success:#10b981;--border:#e5e7eb}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;font-family:var(--font-sans);background-color:var(--background-bg);color:var(--text-main);line-height:1.5}h1,h2,h3,h4{font-family:var(--font-serif);font-weight:500;margin-bottom:1rem}a{color:var(--primary-color);text-decoration:none;transition:color .2s}a:hover{color:var(--primary-hover)}button{cursor:pointer;font-family:var(--font-sans);transition:all .2s}.container{max-width:var(--max-width);margin:0 auto;padding:2rem;min-height:100vh}.header-section{border-bottom:1px solid var(--border);margin-bottom:3rem;padding-bottom:1.5rem}.card{background:var(--white);border:1px solid var(--border);border-radius:var(--border-radius);box-shadow:0 1px 3px rgba(0,0,0,.1)}.btn-solid{background-color:var(--primary-color);color:var(--white);border:none;padding:.75rem 1.5rem;border-radius:var(--border-radius);font-weight:600}.btn-solid:hover{background-color:var(--primary-hover);transform:translateY(-1px);box-shadow:0 4px 6px -1px rgba(0,0,0,.1)}.btn-outline{background-color:transparent;color:var(--primary-color);border:2px solid var(--primary-color);padding:.75rem 1.5rem;border-radius:var(--border-radius);font-weight:600}.btn-outline:hover{background-color:var(--primary-color);color:var(--white)}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.animate-spin{animation:spin 1s linear infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.animate-pulse{animation:pulse 1.5s ease-in-out infinite}.email-preview ul{margin:.25em 0;padding-left:20px}.email-preview li{margin:.15em 0}