:root{--ink: #0f0e0d;--paper: #f5f0e8;--cream: #ede7d9;--white: #ffffff;--gold: #c9a84c;--green: #2d7a4f;--red: #b83a2e;--muted: #8a7f72;--border: #ddd5c8;--sidebar-width: 260px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{font-family:DM Sans,sans-serif;background:var(--paper);color:var(--ink);line-height:1.6}h1,h2,h3,h4,h5{font-family:Playfair Display,serif}a{color:inherit;text-decoration:none}button{font-family:DM Sans,sans-serif;cursor:pointer;border:none;outline:none}input,textarea,select{font-family:DM Sans,sans-serif}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--ink);color:var(--white);position:fixed;top:0;left:0;height:100vh;display:flex;flex-direction:column;z-index:100;overflow-y:auto}.sidebar-logo{padding:28px 24px 20px;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-logo h1{font-size:1.5rem;color:var(--gold);font-weight:700}.sidebar-logo p{font-size:.72rem;color:var(--muted);margin-top:2px;letter-spacing:.04em;text-transform:uppercase}.sidebar-nav{flex:1;padding:16px 0}.nav-section-title{font-size:.65rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);padding:12px 24px 6px}.nav-link{display:flex;align-items:center;gap:12px;padding:11px 24px;color:#ffffffb3;font-size:.9rem;font-weight:500;transition:all .15s;border-left:3px solid transparent}.nav-link:hover{color:var(--white);background:#ffffff0f}.nav-link.active{color:var(--white);background:#c9a84c26;border-left-color:var(--gold)}.nav-link .nav-icon{font-size:1.1rem;width:22px;text-align:center}.sidebar-footer{padding:16px 24px 24px;border-top:1px solid 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