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rgba(239,68,68,.4)}.empty-state{text-align:center;padding:3rem;color:#6b7280}.empty-state-icon{font-size:4rem;margin-bottom:1rem;opacity:.5}.empty-state-text{font-size:1.1rem;font-weight:500}.settings-section{margin-bottom:3rem;padding-bottom:2rem;border-bottom:1px solid #e2e8f0}.settings-section:last-child{border-bottom:none;margin-bottom:0}.settings-section-title{font-size:1.25rem;font-weight:700;color:#0f172a;margin-bottom:1.5rem;display:flex;align-items:center;gap:.5rem}.settings-subsection{margin-top:2rem;padding-left:1.5rem;border-left:3px solid #e2e8f0}.settings-subsection-title{font-size:1.1rem;font-weight:600;color:#374151;margin-bottom:1rem}.settings-grid{display:grid;grid-gap:1.5rem;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.setting-item{display:flex;flex-direction:column;gap:.5rem}.setting-label{font-size:.95rem;font-weight:600;color:#374151;display:flex;align-items:center;gap:.5rem}.setting-input{padding:.875rem;border:2px solid #d1d5db;border-radius:8px;font-size:.95rem;background:#fff;transition:all .3s ease;font-family:inherit}.setting-input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,.1);transform:translateY(-1px)}.setting-input:hover{border-color:#9ca3af}.setting-input::placeholder{color:#9ca3af;font-style:italic}@media (min-width:1024px){.admin-sidebar{width:280px;position:fixed;left:0;top:0;height:100vh;z-index:1000;transform:translateX(0);transition:transform .3s ease}.admin-sidebar:not(.open){transform:translateX(-100%)}.admin-main{margin-left:280px;max-width:calc(100vw - 280px);padding:2rem 3rem;transition:margin-left .3s ease}.admin-main:not(.sidebar-expanded){margin-left:0;max-width:100vw}}@media (max-width:1024px){.admin-sidebar{transform:translateX(-100%);transition:transform .3s 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