:root{--bg:#f5f7fb;--text:#172033;--muted:#667085;--line:#d9e1ee;--panel:#fff;--primary:#2f6df6;--primary2:#184ec7;--danger:#d92d20;--warning:#b54708;--success:#067647;--danger-bg:#fff1f0;--warning-bg:#fff7e6;--success-bg:#ecfdf3;--future-bg:#f8fafc;--shadow:0 12px 40px rgba(15,23,42,.08)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,Arial,sans-serif}.sidebar{position:fixed;inset:0 auto 0 0;width:250px;background:#101828;color:#fff;padding:24px 18px;z-index:10}.brand{font-size:20px;font-weight:800;margin-bottom:24px}.sidebar nav{display:grid;gap:8px}.sidebar a{color:#d0d5dd;text-decoration:none;padding:11px 12px;border-radius:12px}.sidebar a:hover{background:#1d2939;color:#fff}.main{margin-left:250px;padding:28px;max-width:calc(100vw - 250px)}.main-login{margin:0;max-width:none;min-height:100vh;display:grid;place-items:center}.page-head{margin-bottom:22px}.page-head h1{margin:0 0 6px;font-size:32px}.page-head p,.muted{color:var(--muted)}.small{font-size:12px}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}.card,.panel,.login-card{background:var(--panel);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow)}.card{padding:20px}.card span{display:block;color:var(--muted);font-size:14px;margin-bottom:8px}.card strong{font-size:28px}.danger-soft{background:var(--danger-bg)}.warning-soft{background:var(--warning-bg)}.panel{padding:20px;margin-bottom:20px}.panel h2{margin:0 0 16px;font-size:20px}.toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px;background:#fff}.table-wrap.wide{max-height:72vh}table{border-collapse:separate;border-spacing:0;width:100%;min-width:900px}th,td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:#f8fafc;font-size:13px;color:#475467;position:sticky;top:0;z-index:2}tfoot th{background:#eef4ff;color:#172033}.sticky-col{position:sticky;left:0;background:#fff;z-index:3;box-shadow:1px 0 0 var(--line)}th.sticky-col{background:#f8fafc;z-index:4}.calendar-table td{min-width:150px}.row-danger td,.cell-unpaid{background:var(--danger-bg)}.row-warning td,.cell-partial,.cell-due{background:var(--warning-bg)}.row-success td,.cell-paid{background:var(--success-bg)}.cell-future{background:var(--future-bg);color:#667085}.alert{padding:12px 14px;border-radius:14px;margin-bottom:12px}.alert.danger{background:var(--danger-bg);color:var(--danger)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:#fff;color:#172033;text-decoration:none;border-radius:12px;padding:10px 14px;cursor:pointer;font-weight:700;white-space:nowrap}.btn:hover{border-color:#98a2b3}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary2)}.btn.danger{color:#fff;background:var(--danger);border-color:var(--danger)}.btn.sm{padding:7px 10px;font-size:12px;border-radius:10px}.btn.xsm{padding:4px 7px;font-size:11px;border-radius:8px}.actions{display:flex;gap:6px;align-items:flex-start;flex-wrap:wrap}.actions form{margin:0}.form,.grid-form{display:grid;gap:14px}.grid-form{grid-template-columns:repeat(2,minmax(0,1fr));align-items:end}.grid-form.compact{grid-template-columns:repeat(4,minmax(0,1fr))}.span-2{grid-column:span 2}label{display:grid;gap:6px;font-size:13px;color:#475467}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:10px 12px;font:inherit;color:var(--text);background:#fff}textarea{min-height:90px;resize:vertical}.login-card{width:min(420px,92vw);padding:26px}.login-card h1{margin-top:0}.inline-pay{margin-top:8px;display:flex;gap:4px}.inline-pay input{max-width:90px;padding:6px 7px;border-radius:8px;font-size:12px}.price-form,.settings-form{display:grid;grid-template-columns:1fr 1fr auto;gap:6px;margin:0 0 8px}.price-form input,.settings-form input{padding:7px 8px;border-radius:8px;font-size:12px}.settings-form b{grid-column:1/-1}.badge{display:inline-block;background:#eef4ff;color:#184ec7;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:700}@media(max-width:960px){.sidebar{position:static;width:auto}.main{margin:0;max-width:none;padding:18px}.cards{grid-template-columns:1fr 1fr}.grid-form,.grid-form.compact{grid-template-columns:1fr}.span-2{grid-column:auto}.toolbar{display:block}.page-head h1{font-size:26px}}@media(max-width:560px){.cards{grid-template-columns:1fr}.panel{padding:14px}.main{padding:12px}}

/* Compact payment calendar */
.calendar-table th,.calendar-table td{padding:10px 14px;line-height:1.25}
.calendar-table .month-cell{min-width:132px;width:132px}
.calendar-table .settings-cell{min-width:120px;width:120px}
.calendar-table details.settings-details{position:relative}
.calendar-table details.settings-details>summary{list-style:none;cursor:pointer}
.calendar-table details.settings-details>summary::-webkit-details-marker{display:none}
.calendar-table .settings-box{margin-top:8px;min-width:360px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow)}
.calendar-table .settings-box .settings-form{grid-template-columns:1fr 100px auto;margin-bottom:10px}
.calendar-table .settings-box .settings-form:last-child{margin-bottom:0}
.calendar-table .inline-pay{align-items:center}
.calendar-table .inline-pay input{max-width:86px}