:root{--bg: #ededed;--surface: #ffffff;--sidebar-bg: #ffffff;--text: #000000;--text-muted: #575757;--border: #dadada;--accent: #e6007e;--accent-hover: #009fe3;--hover-bg: #d4edfc;--active-bg: #d4edfc;--success: #10b981;--error: #ef4444;--warning: #f59e0b;--card-shadow: 0 1px 3px rgba(0, 0, 0, .06);--radius: 10px}:root[data-theme=light]{--bg-image: url(../../../background_light.png)}:root[data-theme=dark]{--bg: #0f1117;--surface: #1a1b23;--sidebar-bg: #14151c;--text: #e4e4e7;--text-muted: #9ca3af;--border: #2a2b35;--hover-bg: #1f2028;--active-bg: #1e293b;--card-shadow: 0 1px 3px rgba(0, 0, 0, .3);--bg-image: url(../../../background_dark.png)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}.app-layout{display:flex;height:100vh;overflow:hidden}.main-content{flex:1;padding:2rem 2.5rem;max-width:960px;margin:0 auto;overflow-y:auto;scrollbar-width:none}.main-content::-webkit-scrollbar{display:none}.main-content-wrapper{flex:1;background:var(--bg-image) repeat-x left bottom var(--bg);background-size:auto 40%;overflow:hidden;display:flex;justify-content:center}.page-header{margin-bottom:1.5rem}.page-header h1{font-size:1.75rem;font-weight:700;margin-bottom:.25rem}.page-header p{color:var(--text-muted);font-size:.95rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;margin-bottom:1.25rem;box-shadow:var(--card-shadow)}.card h3{font-size:1rem;font-weight:600;margin-bottom:.75rem}input[type=text],input[type=password],input[type=email],input[type=number],input[type=file],select,textarea{width:100%;padding:.6rem .85rem;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);font-size:.9rem;transition:border-color .15s}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #009fe340}label{display:block;font-size:.85rem;font-weight:500;margin-bottom:.35rem;color:var(--text-muted)}.form-group{margin-bottom:1rem}.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.6rem 1.2rem;border:none;border-radius:8px;font-size:.9rem;font-weight:500;cursor:pointer;text-decoration:none;transition:all .15s ease}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--hover-bg);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-small{padding:.35rem .75rem;font-size:.8rem}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}mark{background:#e6007e1f;color:var(--accent);padding:.1em .3em;border-radius:4px}