:root{--bg: #0a0a0f;--bg-card: rgba(20, 20, 30, .85);--primary: #6366f1;--primary-glow: rgba(99, 102, 241, .3);--accent: #10b981;--danger: #ef4444;--warn: #f59e0b;--text: #ffffff;--text-muted: #e2e8f0;--border: rgba(255, 255, 255, .15);--shadow: 0 25px 50px -12px rgba(0, 0, 0, .8)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden;font-size:16px}.bg-animation{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;overflow:hidden;background:radial-gradient(ellipse at top left,rgba(99,102,241,.15),transparent 50%),radial-gradient(ellipse at bottom right,rgba(16,185,129,.1),transparent 50%)}.floating-shape{position:absolute;border-radius:50%;background:linear-gradient(135deg,var(--primary),transparent);opacity:.1;animation:float 20s ease-in-out infinite}.shape1{width:400px;height:400px;top:-100px;left:-100px;animation-delay:0s}.shape2{width:300px;height:300px;top:50%;right:-100px;background:linear-gradient(135deg,var(--accent),transparent);animation-delay:-7s;animation-duration:25s}.shape3{width:200px;height:200px;bottom:-50px;left:30%;background:linear-gradient(135deg,#a855f7,transparent);animation-delay:-14s;animation-duration:18s}@keyframes float{0%,to{transform:translate(0) rotate(0) scale(1)}25%{transform:translate(30px,-30px) rotate(90deg) scale(1.1)}50%{transform:translateY(20px) rotate(180deg) scale(1)}75%{transform:translate(-30px,-20px) rotate(270deg) scale(1.05)}}.screen{display:none;min-height:100vh}.screen.active{display:flex;animation:fadeIn .6s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{transform:scale(1);box-shadow:0 0 0 0 var(--primary-glow)}50%{transform:scale(1.02);box-shadow:0 0 30px 10px var(--primary-glow)}}@keyframes glow{0%,to{box-shadow:0 0 20px var(--primary-glow)}50%{box-shadow:0 0 40px var(--primary-glow),0 0 60px var(--primary-glow)}}#login-screen{justify-content:center;align-items:center;flex-direction:column}.login-card{background:var(--bg-card);border:1px solid var(--border);border-radius:28px;padding:3rem;text-align:center;-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);box-shadow:var(--shadow),0 0 60px #6366f11a;animation:slideUp .8s cubic-bezier(.16,1,.3,1),glow 4s ease-in-out infinite;max-width:420px;width:90%;position:relative}.logo-container{margin-bottom:1.5rem;animation:pulse 3s ease-in-out infinite}.login-logo{width:100px;height:100px;border-radius:24px;object-fit:contain;box-shadow:0 10px 30px #0000004d}.login-card h1{font-size:1.75rem;font-weight:800;margin-bottom:.25rem;background:linear-gradient(to right,#fff,#94a3b8);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;animation:fadeIn 1s ease .3s both}.login-subtitle{color:var(--text-muted);margin-bottom:2rem;font-size:.9rem;animation:fadeIn 1s ease .5s both}.login-form{text-align:left;animation:fadeIn 1s ease .7s both}.login-form .form-group{margin-bottom:1.25rem}.login-form label{display:flex;align-items:center;gap:.5rem;font-size:.9rem;font-weight:600;color:var(--text-muted);margin-bottom:.5rem}.login-form label i{color:var(--primary)}.login-form input{width:100%;padding:1rem 1.25rem;background:#0006;border:1px solid var(--border);border-radius:14px;color:var(--text);font-size:.95rem;transition:all .3s}.login-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 20px var(--primary-glow);background:#6366f10d}.btn-login-submit{width:100%;padding:1.1rem;background:linear-gradient(135deg,var(--primary),#4f46e5);color:#fff;border:none;border-radius:14px;font-weight:700;font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:all .3s;margin-top:.5rem;animation:fadeIn 1s ease .9s both}.btn-login-submit:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 10px 30px var(--primary-glow)}.login-footer{margin-top:2rem;color:var(--text-muted);font-size:.75rem;text-transform:uppercase;letter-spacing:1px;animation:fadeIn 1s ease 1.1s both}#main-dashboard{flex-direction:column}.top-header{padding:1rem 2rem;display:flex;align-items:center;justify-content:space-between;background:var(--bg-card);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.brand{display:flex;align-items:center;gap:.75rem;font-size:1.25rem;font-weight:900;color:#fff}.brand-logo{width:40px;height:40px;border-radius:10px;object-fit:contain}.top-nav{display:flex;gap:.5rem}.nav-item{padding:.6rem 1.25rem;border-radius:10px;color:var(--text-muted);font-weight:600;font-size:.9rem;display:flex;align-items:center;gap:.5rem;transition:all .3s;cursor:pointer}.nav-item:hover{color:#fff;background:#ffffff0d}.nav-item.active{color:var(--primary);background:#6366f11a}.nav-badge{background:var(--danger);color:#fff;font-size:.65rem;padding:.15rem .5rem;border-radius:20px;font-weight:700}.user-info{display:flex;align-items:center;gap:.75rem;color:var(--text-muted);font-weight:500;font-size:.9rem}.btn-logout{width:36px;height:36px;border-radius:10px;border:none;background:#ef44441a;color:var(--danger);cursor:pointer;transition:all .3s}.btn-logout:hover{background:var(--danger);color:#fff;transform:rotate(180deg)}.main-content{padding:2rem;overflow-y:auto;flex:1}.dash-section{display:none;animation:slideUp .5s ease}.dash-section.active{display:block}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;margin-bottom:2rem}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1.5rem;margin-bottom:1.5rem}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:18px;padding:1.5rem;display:flex;align-items:center;gap:1.25rem;cursor:pointer;transition:all .4s cubic-bezier(.16,1,.3,1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.stat-card.animate-card:nth-child(1){animation:slideUp .5s ease .1s both}.stat-card.animate-card:nth-child(2){animation:slideUp .5s ease .2s both}.stat-card.animate-card:nth-child(3){animation:slideUp .5s ease .3s both}.stat-card.animate-card:nth-child(4){animation:slideUp .5s ease .4s both}.stat-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 20px 40px #0006,0 0 30px var(--primary-glow);border-color:var(--primary)}.stat-icon{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.25rem;transition:all .3s}.stat-card:hover .stat-icon{transform:scale(1.1)}.stat-icon.blue{background:#6366f126;color:var(--primary)}.stat-icon.red{background:#ef444426;color:var(--danger)}.stat-icon.status-paid{background:#10b98133;color:#10b981;border:1px solid rgba(16,185,129,.3)}.status-unpaid{background:#f59e0b33;color:#f59e0b;border:1px solid rgba(245,158,11,.3)}.status-overdue{background:#ef444433;color:#ef4444;border:1px solid rgba(239,68,68,.3);font-weight:700}.status-badge{padding:4px 8px;border-radius:6px;font-size:.75rem;font-weight:600;white-space:nowrap}.stat-icon.purple{background:#a855f726;color:#a855f7}.stat-icon.green{background:#10b98126;color:var(--accent)}.stat-value{font-size:1.75rem;font-weight:800;line-height:1}.stat-label{color:var(--text-muted);font-size:.75rem;margin-top:.25rem;text-transform:uppercase;letter-spacing:.5px}.stat-details{display:flex;flex-direction:column}.chart-card{background:var(--bg-card);border:1px solid var(--border);border-radius:18px;padding:2rem;animation:slideUp .5s ease .5s both}.chart-card h3{margin-bottom:1.5rem;font-weight:700}.chart-wrapper{height:300px}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.section-header h2{font-size:1.5rem;font-weight:800}.header-actions{display:flex;gap:.75rem}.btn-action{padding:.6rem 1.25rem;border-radius:10px;border:1px solid var(--border);background:#ffffff0d;color:var(--text-muted);font-weight:600;font-size:.85rem;cursor:pointer;display:flex;align-items:center;gap:.4rem;transition:all .3s}.btn-action:hover{background:#ffffff1a;color:#fff;transform:translateY(-2px)}.btn-action.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-action.primary:hover{box-shadow:0 8px 20px var(--primary-glow)}.table-wrapper{background:var(--bg-card);border:1px solid var(--border);border-radius:18px;overflow:hidden;animation:slideUp .5s ease .2s both}table{width:100%;border-collapse:collapse}th{padding:1rem .75rem;text-align:left;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.75px;color:var(--text);background:linear-gradient(180deg,#141423fa,#0f0f1cf2);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}th.admin-only,td.admin-only{display:table-cell!important}td{padding:1rem .75rem;font-size:.85rem;border-bottom:1px solid var(--border);transition:all .3s}tr:hover td{background:#6366f10d}.filter-box{margin-top:.5rem}.filter-box select{width:100%;padding:.5rem 1.5rem .5rem .75rem;background:#0f0f19e6;border:1px solid var(--border);border-radius:8px;color:var(--text-muted);font-size:.75rem;cursor:pointer;outline:none;transition:all .3s;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .5rem center}.filter-box select option{background:#1a1a2e;color:var(--text);padding:.5rem}.filter-box select:focus{border-color:var(--primary);box-shadow:0 0 15px var(--primary-glow);color:var(--text)}.filter-box select:hover{border-color:#6366f180;background:#141423f2}.status-badge{padding:.4rem .8rem;border-radius:20px;font-size:.75rem;font-weight:700;white-space:nowrap;display:inline-block}.status-paid{background:#10b98126;color:var(--accent);border:1px solid rgba(16,185,129,.3)}.status-unpaid{background:#f59e0b26;color:var(--warn);border:1px solid rgba(245,158,11,.3)}.status-overdue{background:#ef444426;color:var(--danger);border:1px solid rgba(239,68,68,.3);box-shadow:0 0 10px #ef44441a}.status-advance{background:#6366f126;color:var(--primary);border:1px solid rgba(99,102,241,.3)}.stats-controls{margin-bottom:2rem;display:flex;justify-content:center}.period-tabs{background:var(--bg-card);padding:.5rem;border-radius:14px;border:1px solid var(--border);display:flex;gap:.5rem}.period-btn{padding:.6rem 1.5rem;border:none;border-radius:10px;background:transparent;color:var(--text-muted);font-weight:700;cursor:pointer;transition:all .3s}.period-btn.active{background:var(--primary);color:#fff;box-shadow:0 4px 15px var(--primary-glow)}.period-btn:hover:not(.active){background:#ffffff0d;color:#fff}.charts-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}.payments-summary{display:flex;gap:1.5rem;margin-bottom:1rem}.insight-card{grid-column:span 2;background:linear-gradient(135deg,#6366f11a,#10b9810d);border:1px solid var(--primary);padding:1.5rem;border-radius:18px;margin-bottom:2rem}.insight-item{display:flex;align-items:center;gap:1rem;margin-bottom:.75rem}.insight-item i{color:var(--primary)}.action-btn{width:26px;height:26px;border-radius:6px;border:none;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:all .3s;margin-right:.15rem;font-size:.7rem}.actions-cell{display:flex;align-items:center;gap:.15rem}.action-btn.edit{background:#6366f126;color:var(--primary)}.action-btn.photo{background:#10b98126;color:var(--accent)}.action-btn.delete{background:#ef444426;color:var(--danger)}.action-btn:hover{transform:scale(1.15) rotate(5deg)}.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#000000d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:1000;justify-content:center;align-items:center;padding:1rem}.modal.active{display:flex;animation:fadeIn .3s ease}.modal-dialog{background:var(--bg-card);border:1px solid var(--border);border-radius:24px;width:100%;max-width:950px;max-height:90vh;overflow:hidden;animation:slideUp .4s cubic-bezier(.16,1,.3,1);box-shadow:0 0 60px var(--primary-glow)}.form-group label{display:block;font-size:.95rem;font-weight:700;color:#fff;margin-bottom:.6rem}.undo-toast{position:fixed;bottom:2rem;left:50%;transform:translate(-50%) translateY(150px);background:#1e293b;color:#fff;padding:1.25rem 2.5rem;border-radius:14px;box-shadow:0 15px 40px #0009;display:flex;align-items:center;gap:2rem;z-index:9999;transition:transform .5s cubic-bezier(.16,1,.3,1);border:1px solid rgba(255,255,255,.2)}.undo-toast.active{transform:translate(-50%) translateY(0)}.btn-undo{background:#fff;color:#1e293b;border:none;padding:.5rem 1.25rem;border-radius:8px;font-weight:800;font-size:.85rem;cursor:pointer;transition:all .2s}.btn-undo:hover{background:var(--primary);color:#fff;transform:scale(1.05)}.modal-header{padding:1.25rem 1.5rem;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border);background:#0003}.modal-header h3{font-size:1.1rem;font-weight:700}.modal-close{width:36px;height:36px;border-radius:10px;border:none;background:#ffffff0d;color:var(--text-muted);cursor:pointer;transition:all .3s}.modal-close:hover{background:var(--danger);color:#fff;transform:rotate(90deg)}.form-body{padding:1.5rem;overflow-y:auto;max-height:60vh}.form-row{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:1rem}.form-group label{display:block;font-size:.75rem;font-weight:600;color:var(--text-muted);margin-bottom:.4rem}.form-group input{width:100%;padding:.75rem .9rem;background:#0000004d;border:1px solid var(--border);border-radius:10px;color:var(--text);font-size:.85rem;transition:all .3s}.form-group input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 15px var(--primary-glow)}.form-group select{width:100%;padding:.75rem 2rem .75rem .9rem;background:#0000004d;border:1px solid var(--border);border-radius:10px;color:var(--text);font-size:.85rem;transition:all .3s;cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .75rem center}.form-group select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 15px var(--primary-glow)}.form-group select:hover{border-color:#6366f180}.form-group select option{background:#1a1a2e;color:var(--text);padding:.5rem}.form-group input.readonly{background:#f59e0b1a;color:var(--warn);font-weight:700}.form-group input.roi-display{color:var(--accent);font-weight:700}.form-section{background:#0003;border:1px solid var(--border);border-radius:14px;padding:1.25rem;margin:1rem 0}.form-section h4{color:var(--primary);margin-bottom:1rem;font-size:.8rem;text-transform:uppercase;letter-spacing:.5px}.upload-box{border:2px dashed var(--border);border-radius:14px;padding:2rem;text-align:center;cursor:pointer;transition:all .3s}.upload-box:hover{border-color:var(--primary);background:#6366f10d;transform:scale(1.01)}.upload-box i{font-size:2rem;color:var(--primary);margin-bottom:.75rem}.upload-box span{display:block;color:var(--text-muted);font-size:.85rem}#photo-preview{max-width:150px;border-radius:10px;margin-top:.75rem}.audit-info{padding:.75rem;background:#0003;border-radius:8px;margin-top:1rem;color:var(--text-muted);font-size:.75rem}.modal-footer{padding:1.25rem 1.5rem;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:.75rem;background:#0003}.btn-cancel,.btn-save,.btn-delete{padding:.75rem 1.5rem;border-radius:10px;font-weight:600;font-size:.9rem;cursor:pointer;transition:all .3s;border:none}.btn-cancel{background:#ffffff0d;color:var(--text-muted)}.btn-save{background:var(--primary);color:#fff}.btn-delete{background:var(--danger);color:#fff}.btn-save:hover,.btn-delete:hover{transform:translateY(-2px);box-shadow:0 8px 20px #0000004d}.photo-viewer{position:relative;max-width:90%;max-height:90%}.photo-viewer img{max-width:100%;max-height:85vh;border-radius:14px;box-shadow:var(--shadow)}.photo-close{position:absolute;top:-12px;right:-12px;width:36px;height:36px;border-radius:50%;background:var(--danger);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s}.photo-close:hover{transform:scale(1.1) rotate(90deg)}.hidden{display:none!important}.full-width{grid-column:span 3}@media(max-width:1200px){.stats-grid,.form-row{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.stats-grid,.form-row{grid-template-columns:1fr}.main-content{padding:1rem}.floating-shape{display:none}}