:root{--bg:#eef0f6;--panel:rgba(255,255,255,.78);--panel-strong:#ffffff;--text:#111827;--muted:#6b7280;--line:rgba(15,23,42,.10);--blue:#007aff;--green:#22c55e;--red:#ef4444;--yellow:#f59e0b;--gray:#94a3b8;--shadow:0 20px 60px rgba(15,23,42,.12);--radius:24px}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:radial-gradient(circle at 20% 10%,rgba(0,122,255,.18),transparent 35%),radial-gradient(circle at 90% 15%,rgba(34,197,94,.18),transparent 30%),linear-gradient(135deg,#f8fafc,#e5e7eb 55%,#f8fafc)}a{color:inherit;text-decoration:none}img{max-width:100%}.app-shell{display:grid;grid-template-columns:280px 1fr;min-height:100vh;gap:20px;padding:18px}.sidebar{position:sticky;top:18px;height:calc(100vh - 36px);border:1px solid var(--line);border-radius:30px;background:rgba(255,255,255,.72);backdrop-filter:blur(24px);box-shadow:var(--shadow);padding:18px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;padding:8px 8px 18px;border-bottom:1px solid var(--line)}.brand-logo{width:54px;height:54px;border-radius:18px;background:linear-gradient(135deg,#111827,#374151);color:white;display:grid;place-items:center;font-size:28px;overflow:hidden}.brand-logo img{width:100%;height:100%;object-fit:cover}.brand strong{display:block;font-size:15px}.brand span,.brand small,.sidebar-footer small{display:block;color:var(--muted);font-size:12px}.nav{display:grid;gap:8px;margin-top:18px}.nav a{padding:12px 14px;border-radius:16px;color:#1f2937;transition:.15s ease;font-weight:650;font-size:14px}.nav a:hover{background:#fff;box-shadow:0 8px 20px rgba(15,23,42,.08);transform:translateY(-1px)}.sidebar-footer{margin-top:auto;color:var(--muted);font-size:12px;padding:12px}.main{min-width:0}.topbar{border:1px solid var(--line);border-radius:30px;background:rgba(255,255,255,.62);backdrop-filter:blur(24px);box-shadow:0 14px 40px rgba(15,23,42,.08);padding:18px 22px;display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.topbar h1{margin:0;font-size:28px;letter-spacing:-.03em}.topbar p{margin:4px 0 0;color:var(--muted);font-size:13px}.user-pill{background:#fff;border:1px solid var(--line);border-radius:18px;padding:10px 14px;display:grid;gap:2px;text-align:right}.user-pill span{font-weight:700}.user-pill small{color:var(--muted)}.grid{display:grid;gap:16px}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);backdrop-filter:blur(22px);padding:20px}.card.strong{background:var(--panel-strong)}.stat{min-height:124px;display:flex;flex-direction:column;justify-content:space-between}.stat span{color:var(--muted);font-weight:650;font-size:14px}.stat strong{font-size:32px;letter-spacing:-.04em}.stat small{color:var(--muted)}.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:space-between;margin-bottom:14px}.actions{display:flex;gap:8px;flex-wrap:wrap}.btn,button,input[type=submit]{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 15px;border-radius:16px;border:0;background:#111827;color:white;font-weight:800;cursor:pointer;box-shadow:0 12px 24px rgba(17,24,39,.16)}.btn.blue{background:var(--blue)}.btn.green{background:var(--green)}.btn.red{background:var(--red)}.btn.gray{background:#e5e7eb;color:#111827;box-shadow:none}.btn.yellow{background:var(--yellow)}.btn.small{padding:8px 10px;border-radius:12px;font-size:12px}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:16px;padding:12px 14px;background:rgba(255,255,255,.86);color:var(--text);outline:none;font:inherit}input:focus,select:focus,textarea:focus{border-color:rgba(0,122,255,.5);box-shadow:0 0 0 4px rgba(0,122,255,.10)}label{display:grid;gap:7px;font-weight:750;font-size:13px;color:#1f2937}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.form-grid .full{grid-column:1/-1}.table-wrap{overflow:auto;border-radius:20px;border:1px solid var(--line)}table{width:100%;border-collapse:collapse;background:rgba(255,255,255,.7)}th,td{padding:13px 14px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;background:rgba(248,250,252,.75)}tr:last-child td{border-bottom:0}.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:850}.badge.green{background:rgba(34,197,94,.13);color:#15803d}.badge.red{background:rgba(239,68,68,.13);color:#b91c1c}.badge.yellow{background:rgba(245,158,11,.15);color:#92400e}.badge.gray{background:rgba(148,163,184,.2);color:#475569}.alert{margin:0 0 14px;padding:13px 15px;border-radius:18px;border:1px solid var(--line);font-weight:750}.alert.success{background:rgba(34,197,94,.14);color:#166534}.alert.error{background:rgba(239,68,68,.14);color:#991b1b}.alert.info{background:rgba(0,122,255,.12);color:#075985}.calendar-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:12px}.period-card{position:relative;display:grid;gap:8px;min-height:132px;padding:16px;border-radius:22px;border:1px solid var(--line);background:#fff;box-shadow:0 12px 26px rgba(15,23,42,.08)}.period-card .dot{width:14px;height:14px;border-radius:50%}.period-card.pagado{border-color:rgba(34,197,94,.34);background:linear-gradient(135deg,#fff,#f0fdf4)}.period-card.pendiente{border-color:rgba(239,68,68,.34);background:linear-gradient(135deg,#fff,#fef2f2)}.period-card.parcial{border-color:rgba(245,158,11,.38);background:linear-gradient(135deg,#fff,#fffbeb)}.period-card.pagado .dot{background:var(--green)}.period-card.pendiente .dot{background:var(--red)}.period-card.parcial .dot{background:var(--yellow)}.period-head{display:flex;align-items:center;gap:8px;font-weight:850}.period-card small{color:var(--muted)}.kpi-row{display:flex;gap:10px;flex-wrap:wrap}.kpi-row .mini{flex:1;min-width:140px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px}.mini span{display:block;color:var(--muted);font-size:12px;font-weight:750}.mini strong{font-size:22px}.search-box{display:grid;grid-template-columns:1fr auto;gap:10px}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}.login-card{width:min(460px,100%);background:rgba(255,255,255,.75);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:30px;padding:26px;backdrop-filter:blur(24px)}.login-card h1{margin:0 0 8px;font-size:30px;letter-spacing:-.04em}.login-card p{margin:0 0 18px;color:var(--muted)}.ticket-page{background:#f3f4f6;min-height:100vh;display:grid;place-items:start center;padding:20px}.ticket-actions{margin-bottom:14px;display:flex;gap:10px;justify-content:center}.ticket{width:80mm;background:#fff;color:#000;padding:10px;font-family:"Courier New",monospace;font-size:12px;box-shadow:0 10px 40px rgba(0,0,0,.16)}.ticket.w58{width:58mm}.ticket .center{text-align:center}.ticket .logo{max-width:42mm;max-height:24mm;object-fit:contain;margin:0 auto 6px;display:block}.ticket h2{font-size:16px;margin:4px 0}.ticket .line{border-top:1px dashed #000;margin:8px 0}.ticket .row{display:flex;justify-content:space-between;gap:8px}.ticket strong{font-weight:900}@media(max-width:900px){.app-shell{grid-template-columns:1fr;padding:12px}.sidebar{position:relative;height:auto}.nav{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.cols-2,.grid.cols-3,.grid.cols-4,.form-grid{grid-template-columns:1fr}.topbar{align-items:flex-start;gap:12px;flex-direction:column}.user-pill{text-align:left}}@media print{body{background:#fff}.ticket-page{padding:0;display:block}.ticket-actions{display:none}.ticket{box-shadow:none;margin:0;width:80mm}.ticket.w58{width:58mm}@page{margin:0}}