*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0f1117;--bg-card: #181c27;--bg-hover: #1e2235;--border: #2a2f45;--border-light: #353b57;--accent: #4f8ef7;--accent-dim: rgba(79,142,247,.15);--accent-hover: #6ba3f9;--success: #3ecf8e;--warning: #f5a623;--danger: #f56565;--text-primary: #e8ecf4;--text-secondary: #8b92a8;--text-muted: #555e7a;--radius: 10px;--radius-sm: 6px;--shadow: 0 4px 24px rgba(0,0,0,.4);--sidebar-w: 240px}html{font-size:15px}body{font-family:DM Sans,sans-serif;background:var(--bg);color:var(--text-primary);min-height:100vh;line-height:1.5;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:3px}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:var(--bg-card);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:transform .25s ease}.sidebar-brand{padding:24px 20px 16px;border-bottom:1px solid var(--border)}.sidebar-brand h1{font-size:1rem;font-weight:700;color:var(--accent);letter-spacing:.02em;text-transform:uppercase}.sidebar-brand p{font-size:.72rem;color:var(--text-muted);font-family:DM Mono,monospace;margin-top:2px}.sidebar-nav{flex:1;padding:12px 0;overflow-y:auto}.nav-section{padding:8px 16px 4px;font-size:.68rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 20px;color:var(--text-secondary);text-decoration:none;font-size:.88rem;font-weight:500;border-radius:0;transition:all .15s ease;border-left:3px solid transparent;cursor:pointer}.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-item.active{background:var(--accent-dim);color:var(--accent);border-left-color:var(--accent)}.nav-icon{font-size:1rem;width:20px;text-align:center}.sidebar-footer{padding:16px 20px;border-top:1px solid var(--border)}.user-info{display:flex;align-items:center;gap:10px;margin-bottom:12px}.user-avatar{width:32px;height:32px;background:var(--accent-dim);border:1.5px solid var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;color:var(--accent)}.user-name{font-size:.85rem;font-weight:600}.user-role{font-size:.72rem;color:var(--text-muted);font-family:DM Mono,monospace}.btn-logout{width:100%;padding:8px;background:transparent;border:1px solid var(--border-light);border-radius:var(--radius-sm);color:var(--text-secondary);font-size:.82rem;cursor:pointer;transition:all .15s}.btn-logout:hover{background:#f565651a;border-color:var(--danger);color:var(--danger)}.main-content{margin-left:var(--sidebar-w);flex:1;padding:32px;min-height:100vh}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.card-title{font-size:1rem;font-weight:600;color:var(--text-primary)}.page-header{margin-bottom:28px}.page-title{font-size:1.6rem;font-weight:700;letter-spacing:-.02em}.page-subtitle{color:var(--text-secondary);font-size:.88rem;margin-top:4px}.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:var(--radius-sm);font-size:.88rem;font-weight:500;cursor:pointer;border:none;transition:all .15s ease;font-family:inherit;white-space:nowrap}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:transparent;color:var(--text-secondary);border:1px solid var(--border-light)}.btn-secondary:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:#f565651a;color:var(--danger);border:1px solid rgba(245,101,101,.3)}.btn-danger:hover{background:#f5656533}.btn-sm{padding:6px 12px;font-size:.8rem}.form-group{margin-bottom:16px}.form-label{display:block;font-size:.82rem;font-weight:500;color:var(--text-secondary);margin-bottom:6px}.form-input,.form-select{width:100%;padding:10px 14px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.9rem;font-family:inherit;outline:none;transition:border-color .15s}.form-input:focus,.form-select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-dim)}.form-select option{background:var(--bg-card)}.form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.88rem}thead th{text-align:left;padding:10px 14px;font-size:.73rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;border-bottom:1px solid var(--border)}tbody tr{border-bottom:1px solid var(--border);transition:background .1s}tbody tr:last-child{border-bottom:none}tbody tr:hover{background:var(--bg-hover)}tbody td{padding:12px 14px;color:var(--text-primary)}.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:.73rem;font-weight:600;font-family:DM Mono,monospace}.badge-admin{background:#4f8ef726;color:var(--accent)}.badge-propietario{background:#3ecf8e1f;color:var(--success)}.badge-pendiente{background:#f5a6231f;color:var(--warning)}.badge-pagado{background:#3ecf8e1f;color:var(--success)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:28px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;position:relative;overflow:hidden}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:2px}.stat-card.blue:before{background:var(--accent)}.stat-card.green:before{background:var(--success)}.stat-card.orange:before{background:var(--warning)}.stat-card.red:before{background:var(--danger)}.stat-icon{font-size:1.5rem;margin-bottom:10px}.stat-value{font-size:1.8rem;font-weight:700;letter-spacing:-.03em}.stat-label{font-size:.78rem;color:var(--text-secondary);margin-top:2px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius);padding:28px;width:100%;max-width:520px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow);animation:modalIn .2s ease}@keyframes modalIn{0%{opacity:0;transform:translateY(-12px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.modal-title{font-size:1.05rem;font-weight:600}.modal-close{background:none;border:none;color:var(--text-muted);font-size:1.2rem;cursor:pointer;padding:4px;transition:color .15s}.modal-close:hover{color:var(--text-primary)}.modal-footer{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}.alert{padding:12px 16px;border-radius:var(--radius-sm);font-size:.88rem;margin-bottom:16px}.alert-error{background:#f565651a;border:1px solid rgba(245,101,101,.3);color:var(--danger)}.alert-success{background:#3ecf8e1a;border:1px solid rgba(62,207,142,.3);color:var(--success)}.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted)}.empty-state .icon{font-size:2.5rem;margin-bottom:12px}.empty-state p{font-size:.9rem}.loading{text-align:center;padding:48px;color:var(--text-muted)}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .25s ease}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);position:relative}.login-page:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 80% 60% at 50% -10%,rgba(79,142,247,.12),transparent);pointer-events:none}.login-box{width:100%;max-width:400px;padding:20px;position:relative;z-index:1}.login-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:40px;box-shadow:var(--shadow)}.login-logo{text-align:center;margin-bottom:28px}.login-logo .icon{font-size:2.4rem;margin-bottom:10px}.login-logo h1{font-size:1.2rem;font-weight:700;color:var(--accent);letter-spacing:.04em;text-transform:uppercase}.login-logo p{font-size:.8rem;color:var(--text-muted);margin-top:4px;font-family:DM Mono,monospace}