body{margin:0;font-family:Arial,sans-serif;background:#f3f6f9;color:#142033}*{box-sizing:border-box}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:#f3f6f9}.login-card{width:min(420px,100%);background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:28px;box-shadow:0 8px 25px #0000000d;display:grid;gap:16px}.login-card h1{margin:0;color:#142033}.error-text{margin:0;color:#991b1b;font-weight:700}.app{display:flex;min-height:100vh}aside{width:280px;background:linear-gradient(180deg,#071324,#0d1d33);color:#fff;padding:28px 22px}.brand{display:flex;gap:14px;align-items:center;margin-bottom:36px}.brand-icon{background:#f5b33f;color:#071324;padding:12px;border-radius:14px}.brand h2{margin:0;font-size:23px}.brand p{margin:5px 0 0;font-size:12px;color:#cbd5e1}aside button{width:100%;display:flex;gap:12px;align-items:center;background:transparent;color:#e5e7eb;border:0;padding:15px 12px;cursor:pointer;text-align:left;font-size:15px;border-radius:10px;font-weight:600}aside button:hover{background:#ffffff14}main{flex:1;padding:34px}.topbar{margin-bottom:24px}.topbar h1{margin:0;font-size:32px}.topbar p{margin:8px 0 0;color:#64748b}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:#fff;padding:26px;border-radius:18px;box-shadow:0 8px 25px #0000000d;border:1px solid #e5e7eb}.card span{display:block;color:#64748b;margin-bottom:12px}.card b{font-size:28px}.upload{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:#fff;min-height:330px;text-align:center;border:2px dashed #cbd5e1;border-radius:22px;cursor:pointer;box-shadow:0 8px 25px #0000000d}.upload svg{color:#f5b33f}.upload strong{font-size:24px}.upload span{color:#64748b}.upload input{display:none}.form{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;background:#fff;padding:24px;border-radius:20px;box-shadow:0 8px 25px #0000000d;border:1px solid #e5e7eb}label{display:flex;flex-direction:column;gap:7px;color:#334155;font-size:14px;font-weight:600}input,textarea,select{padding:13px;border:1px solid #cbd5e1;border-radius:10px;font-size:15px;outline:none;background:#fbfdff}input:focus,textarea:focus,select:focus{border-color:#f5b33f;box-shadow:0 0 0 3px #f5b33f22}select{cursor:pointer}.report-period{margin:0 0 16px;color:#142033;font-weight:800}.settings-grid{display:grid;grid-template-columns:minmax(280px,420px) minmax(280px,1fr);gap:18px}.settings-card{background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:24px;box-shadow:0 8px 25px #0000000d;margin-bottom:18px}.settings-card h3{margin:0 0 16px}.small-note{margin:12px 0 0;color:#64748b;font-weight:700}.user-row{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid #e5e7eb}.user-row span{color:#64748b}textarea{resize:vertical}.full-width{grid-column:1 / -1}.primary{margin-top:18px;background:#071324;color:#fff;border:0;padding:14px 26px;border-radius:10px;cursor:pointer;font-weight:700}.primary:hover{background:#0d1d33}.receipt-list{display:grid;gap:14px}.receipt{background:#fff;padding:18px;border-radius:16px;display:flex;justify-content:space-between;align-items:center;gap:16px;box-shadow:0 8px 25px #0000000d;border:1px solid #e5e7eb}.receipt b{display:block;font-size:17px}.receipt span{color:#64748b;display:block;margin-top:5px}.receipt strong{font-size:18px}.share-box{background:#fff;padding:24px;border-radius:20px;display:grid;gap:14px;max-width:520px;box-shadow:0 8px 25px #0000000d}.export-buttons{display:flex;gap:12px;margin-top:22px}.export-buttons a,.export-buttons button{background:#f5b33f;color:#071324;padding:12px 18px;border-radius:10px;border:0;text-decoration:none;font-weight:700;cursor:pointer;font-size:15px}.export-buttons a:hover,.export-buttons button:hover{opacity:.85}.receipt-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end}.receipt-actions a{background:#071324;color:#fff;padding:8px 12px;border-radius:8px;text-decoration:none;font-weight:700;font-size:13px}.receipt-actions button{background:#f5b33f;color:#071324;border:0;padding:8px 12px;border-radius:8px;font-weight:700;cursor:pointer}.receipt-actions button:hover{opacity:.85}@media (max-width: 900px){.app{flex-direction:column}aside{width:auto;padding:18px 16px}.brand{margin-bottom:18px}aside button{padding:12px 10px}main{padding:20px 14px 28px}.topbar h1{font-size:25px}.topbar p{font-size:14px}.cards,.form,.settings-grid{grid-template-columns:1fr}.card,.settings-card,.form{padding:18px;border-radius:14px}.card b{font-size:24px}.upload{min-height:240px;padding:22px}.upload strong{font-size:20px}.receipt{align-items:stretch;flex-direction:column}.receipt-actions{justify-content:flex-start}.receipt-actions strong{width:100%}.export-buttons{flex-direction:column}.export-buttons a,.export-buttons button,.primary{width:100%;text-align:center}.login-card{padding:22px}}@media (max-width: 520px){.brand h2{font-size:20px}.brand p{display:none}aside{position:sticky;top:0;z-index:3}aside button{font-size:14px}input,textarea,select{width:100%;min-width:0}}