*{box-sizing:border-box;margin:0}:root{--navy: #10243e;--navy-2: #16304f;--gold: #c9a227;--ink: #1f2933;--muted: #64748b;--bg: #eef1f5;--card: #ffffff;--border: #dde3ea}body{font-family:system-ui,sans-serif;background:var(--bg);color:var(--ink);min-height:100dvh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;background:var(--navy);color:#fff}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit}.brand__logo{font-size:24px}.brand__name{font-size:18px;font-weight:700;letter-spacing:.14em;color:var(--gold)}.topbar__user:not([hidden]){display:flex;align-items:center;gap:18px;font-size:14px}.topbar__logout{color:#cbd5e1;background:transparent;border:1px solid #33507a;border-radius:6px;padding:5px 10px;font-size:13px;cursor:pointer}.topbar__logout:hover{background:var(--navy-2)}.login:not([hidden]){flex:1;display:flex;align-items:flex-start;justify-content:center;padding:64px 16px}.login__card{background:var(--card);border-radius:12px;padding:32px 28px;box-shadow:0 1px 3px #00000014;width:min(400px,100%);display:flex;flex-direction:column;gap:14px;border-top:4px solid var(--gold)}.login__card h1{font-size:22px}.login__hint{font-size:13px;color:var(--muted)}.login__card label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}.login__card input{border:1px solid var(--border);border-radius:8px;padding:10px 12px;font-size:14px}.login__error{font-size:13px;color:#b91c1c}.login__submit{background:var(--navy);color:#fff;border:none;border-radius:8px;padding:12px;font-size:15px;font-weight:700;cursor:pointer}.login__submit:hover{background:var(--navy-2)}.login__submit:disabled{opacity:.6;cursor:wait}.login__demo-note{font-size:12px;color:var(--muted)}.demo-banner{background:#fef3c7;color:#92400e;text-align:center;font-size:13px;padding:6px 16px}.layout:not([hidden]){display:flex;flex:1;width:100%;max-width:1240px;margin:0 auto;gap:24px;padding:24px}.sidebar{width:230px;flex-shrink:0}.sidebar__nav{background:var(--card);border-radius:12px;padding:12px;box-shadow:0 1px 3px #0000000f;position:sticky;top:24px}.sidebar__section{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);padding:12px 10px 6px}.sidebar__item{display:block;width:100%;text-align:left;background:transparent;border:none;border-radius:8px;padding:9px 10px;font-size:14px;color:var(--ink);cursor:pointer}.sidebar__item:hover{background:#f1f5f9}.sidebar__item.active{background:var(--navy);color:#fff}.main{flex:1;min-width:0}.main__title{font-size:24px;margin-bottom:18px}.accounts{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}.account-card{background:var(--card);border-radius:12px;padding:20px;box-shadow:0 1px 3px #0000000f}.account-card__label{font-size:13px;color:var(--muted);margin-bottom:6px}.account-card__iban{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;margin-bottom:14px}.account-card__balance{font-size:24px;font-weight:700}.account-card--promo{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff}.account-card--promo .account-card__label{color:var(--gold);font-weight:700}.account-card--promo p{font-size:13px;color:#cbd5e1;margin-bottom:14px}.account-card--promo button{background:var(--gold);color:var(--navy);border:none;border-radius:8px;padding:9px 14px;font-size:13px;font-weight:700;cursor:pointer}#widget-host{background:var(--card);border-radius:12px;padding:16px;box-shadow:0 1px 3px #0000000f;min-height:300px}.footer{text-align:center;font-size:12px;color:var(--muted);padding:20px}.footer a{color:inherit}@media(max-width:760px){.layout{flex-direction:column}.sidebar{width:100%}}