:root{--ink:#172321;--muted:#687773;--brand:#175d50;--brand-dark:#103f37;--accent:#dfad51;--surface:#fff;--canvas:#f3f6f4;--line:#dfe7e4;--danger:#a93333;--shadow:0 18px 45px rgba(20,61,54,.12);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--canvas)}*{box-sizing:border-box}body{margin:0;min-height:100vh}button,input{font:inherit}button{cursor:pointer}.login-page{min-height:100vh;display:grid;grid-template-columns:minmax(320px,1fr) minmax(360px,520px);background:linear-gradient(135deg,#0e3b34,#1b6657)}.login-story{padding:clamp(3rem,8vw,8rem);color:#fff;display:flex;flex-direction:column;justify-content:center}.eyebrow{text-transform:uppercase;letter-spacing:.18em;font-size:.75rem;font-weight:800;color:var(--accent)}.login-story h1{font-size:clamp(2.8rem,6vw,5.6rem);line-height:.94;margin:.8rem 0 1.4rem;max-width:720px}.login-story p{font-size:1.1rem;line-height:1.7;max-width:590px;color:#d9e9e5}.login-panel{background:var(--surface);margin:1.25rem;border-radius:28px;padding:clamp(2rem,5vw,4.5rem);display:flex;justify-content:center;flex-direction:column;box-shadow:var(--shadow)}.brand-mark{width:54px;height:54px;border-radius:18px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:900;font-size:1.35rem}.login-panel h2{font-size:2rem;margin:1.5rem 0 .4rem}.muted{color:var(--muted)}label{display:block;font-size:.86rem;font-weight:750;margin:1.2rem 0 .45rem}input{width:100%;border:1px solid var(--line);border-radius:12px;padding:.9rem 1rem;outline:none}input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(23,93,80,.12)}.btn{border:0;border-radius:12px;padding:.9rem 1.15rem;font-weight:800;background:var(--brand);color:#fff}.btn:hover{background:var(--brand-dark)}.login-panel .btn{width:100%;margin-top:1.3rem}.error{color:var(--danger);background:#fff1f1;padding:.8rem 1rem;border-radius:10px;margin-top:1rem}.demo{font-size:.78rem;background:#f3f6f4;border-radius:12px;padding:.8rem 1rem;margin-top:1.4rem}.shell{min-height:100vh;display:grid;grid-template-columns:260px 1fr}.sidebar{background:#123f37;color:#fff;padding:1.4rem 1rem;position:sticky;top:0;height:100vh}.side-brand{padding:.5rem .7rem 1.8rem;font-size:1.05rem;font-weight:850}.side-brand span{display:block;color:#9bc2b9;font-size:.72rem;letter-spacing:.15em;text-transform:uppercase;margin-top:.25rem}.nav button{width:100%;border:0;background:transparent;color:#cfe2dd;text-align:left;padding:.78rem .8rem;border-radius:10px;margin:.1rem 0}.nav button:hover,.nav button.active{background:#fff;color:var(--brand-dark);font-weight:750}.main{min-width:0}.topbar{height:74px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 clamp(1rem,3vw,2.5rem)}.user{text-align:right}.user strong,.user small{display:block}.user small{color:var(--muted)}.content{padding:clamp(1.25rem,3vw,2.5rem)}.page-title{display:flex;align-items:end;justify-content:space-between;margin-bottom:1.5rem}.page-title h1{font-size:clamp(1.8rem,3vw,2.5rem);margin:.25rem 0}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:1.2rem;box-shadow:0 8px 24px rgba(20,61,54,.05)}.stat small{color:var(--muted);font-weight:700}.stat strong{display:block;font-size:1.8rem;margin-top:.5rem}.table-wrap{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:auto}table{width:100%;border-collapse:collapse;min-width:720px}th,td{text-align:left;padding:.9rem 1rem;border-bottom:1px solid var(--line);font-size:.88rem}th{background:#f8faf9;color:var(--muted);font-size:.75rem;text-transform:uppercase;letter-spacing:.05em}.badge{display:inline-block;padding:.28rem .55rem;border-radius:99px;background:#e7f3ef;color:#17604f;font-size:.73rem;font-weight:800}.badge.in_arrears,.badge.rejected{background:#ffebeb;color:#9c3030}.empty{padding:3rem;text-align:center;color:var(--muted)}.warning{background:#fff5da;border:1px solid #f3d58e;color:#6d5114;padding:.8rem 1rem;border-radius:12px;margin-bottom:1rem}.menu-toggle{display:none;border:0;background:transparent;font-size:1.4rem}@media(max-width:900px){.login-page{grid-template-columns:1fr}.login-story{display:none}.login-panel{margin:0;border-radius:0;min-height:100vh}.shell{grid-template-columns:1fr}.sidebar{display:none;position:fixed;z-index:20;width:260px}.sidebar.open{display:block}.menu-toggle{display:block}.cards{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.cards{grid-template-columns:1fr}.content{padding:1rem}.user small{display:none}}