*{box-sizing:border-box}
:root{
  --blue:#1769e8;--blue-dark:#0d47d9;--ink:#14213d;--muted:#718096;
  --bg:#f5f7fb;--card:#fff;--line:#e1e7f0;--green:#178b57;--red:#c83d3d;
  --shadow:0 10px 30px rgba(28,50,95,.08)
}
html,body{margin:0;min-height:100%;background:var(--bg);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink)}
body{padding-bottom:92px}.app{max-width:920px;margin:0 auto}.topbar{height:76px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:11px}.brand-mark{width:42px;height:42px;border-radius:13px;background:linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff;display:grid;place-items:center;font-weight:900;box-shadow:0 8px 18px rgba(23,105,232,.25)}
.brand strong{display:block;font-size:16px}.brand small{display:block;color:var(--muted);margin-top:2px}.icon-btn{border:0;background:#f0f4fa;width:42px;height:42px;border-radius:12px;font-size:19px;cursor:pointer}
main{padding:24px 18px 30px}.screen{display:none}.screen.active{display:block}.eyebrow{font-size:12px;font-weight:900;letter-spacing:.08em;color:var(--blue)}h1,h2,p{margin-top:0}.page-heading h1,.month-row h1{font-size:30px;margin:5px 0 7px}.page-heading p{color:var(--muted);max-width:620px;line-height:1.5}
.month-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.month-row>div{text-align:center}.month-nav{border:1px solid var(--line);background:white;width:46px;height:46px;border-radius:14px;font-size:28px;color:var(--ink);cursor:pointer}
.hero-card{background:linear-gradient(135deg,#1769e8,#0d47d9);color:#fff;border-radius:24px;padding:24px;box-shadow:0 16px 36px rgba(23,105,232,.24)}
.hero-card>span{opacity:.85;font-weight:700}.hero-card>strong{display:block;font-size:40px;margin:7px 0 16px}.hero-meta{display:flex;gap:22px;font-size:13px;opacity:.92}
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:14px 0 18px}.metric{background:#fff;border:1px solid var(--line);border-radius:16px;padding:15px}.metric span{display:block;color:var(--muted);font-size:12px;font-weight:700}.metric strong{display:block;font-size:18px;margin-top:7px}
.panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;margin:16px 0;box-shadow:var(--shadow)}.panel h2{font-size:18px;margin-bottom:16px}.panel-title{display:flex;align-items:flex-start;justify-content:space-between;gap:15px}.panel-title h2{margin:4px 0 0}.text-btn{border:0;background:transparent;color:var(--blue);font-weight:800;cursor:pointer;padding:8px}
.goal-line{display:flex;justify-content:space-between;margin:19px 0 9px}.goal-line span{display:block;color:var(--muted);font-size:12px}.goal-line strong{display:block;margin-top:4px;font-size:19px}.align-right{text-align:right}.progress{height:10px;border-radius:99px;background:#e9eef7;overflow:hidden}.progress>div{height:100%;width:0;background:linear-gradient(90deg,#1769e8,#34a0ff);transition:.25s}.muted,.hint{color:var(--muted);font-size:13px;line-height:1.45;margin:10px 0 0}
.empty{text-align:center;padding:22px 10px}.empty-icon{font-size:36px}.empty strong{display:block;margin-top:10px}.empty p{color:var(--muted);max-width:460px;margin:8px auto 16px;line-height:1.5}
.history-list{display:grid;gap:10px}.day-item{border:1px solid var(--line);border-radius:15px;padding:14px;display:grid;grid-template-columns:1.3fr 1fr 1fr auto;gap:12px;align-items:center}.day-date strong{display:block}.day-date small,.day-metric span{color:var(--muted);font-size:12px}.day-metric strong{display:block;margin-top:3px}.net-positive{color:var(--green)}.net-negative{color:var(--red)}.delete-day{border:0;background:#fff0f0;color:var(--red);width:36px;height:36px;border-radius:10px;cursor:pointer}
label{display:block;margin:14px 0;font-weight:750;font-size:14px}label>span{display:block;margin-bottom:7px}input,select{width:100%;height:48px;border:1px solid #d8e0ec;border-radius:12px;background:#f8fafc;padding:0 13px;color:var(--ink);font-size:16px;outline:none}input:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,105,232,.11)}
.two-col,.apps-grid,.preview-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.apps-grid{grid-template-columns:repeat(4,1fr)}.money-input{position:relative}.money-input i{position:absolute;left:12px;top:50%;transform:translateY(-50%);font-style:normal;color:var(--muted);font-size:13px}.money-input input{padding-left:38px}.auto-total{margin-top:14px;background:#eef5ff;border-radius:14px;padding:14px;display:flex;align-items:center;justify-content:space-between}.auto-total span{font-size:13px;color:#47627f}.auto-total strong{font-size:20px;color:var(--blue-dark)}
.calc-preview{background:#f9fbff}.preview-grid>div{border-bottom:1px dashed #d9e0ea;padding:10px 0}.preview-grid span{display:block;color:var(--muted);font-size:12px}.preview-grid strong{display:block;margin-top:4px}.preview-total{margin-top:15px;padding:16px;border-radius:14px;background:#eaf2ff;display:flex;align-items:center;justify-content:space-between}.preview-total strong{font-size:24px;color:var(--green)}
.primary,.ghost{border:0;border-radius:14px;min-height:50px;font-size:16px;font-weight:850;cursor:pointer}.primary{background:linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff;box-shadow:0 10px 24px rgba(23,105,232,.2)}.primary.inline{padding:11px 18px;min-height:auto}.ghost{background:transparent;color:var(--muted)}.full{width:100%;margin-top:10px}.danger-link{display:block;width:100%;margin:22px 0 0;border:0;background:transparent;color:var(--red);font-weight:800;cursor:pointer;padding:10px}
.bottom-nav{position:fixed;left:50%;bottom:0;transform:translateX(-50%);width:min(920px,100%);height:76px;background:#fff;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 88px 1fr;align-items:center;z-index:30;padding-bottom:env(safe-area-inset-bottom)}.nav-item,.nav-main{border:0;background:transparent;cursor:pointer}.nav-item{height:100%;color:var(--muted);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px}.nav-item span{font-size:19px}.nav-item b{font-size:11px}.nav-item.active{color:var(--blue)}.nav-main{width:58px;height:58px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff;font-size:32px;justify-self:center;margin-top:-28px;box-shadow:0 12px 24px rgba(23,105,232,.3)}
.toast{position:fixed;left:50%;bottom:92px;transform:translate(-50%,20px);background:#15223a;color:#fff;padding:12px 16px;border-radius:12px;opacity:0;pointer-events:none;transition:.25s;z-index:50;font-weight:700;font-size:13px}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:720px){main{padding:18px 12px 24px}.topbar{padding:0 14px}.brand small{display:none}.cards-grid{grid-template-columns:1fr 1fr}.apps-grid{grid-template-columns:1fr 1fr}.day-item{grid-template-columns:1.2fr 1fr auto}.day-item .km-hide{display:none}.hero-card>strong{font-size:34px}.page-heading h1,.month-row h1{font-size:25px}.panel{padding:16px;border-radius:16px}}
@media(max-width:480px){.two-col,.preview-grid{grid-template-columns:1fr}.cards-grid{grid-template-columns:1fr 1fr}.hero-meta{flex-direction:column;gap:6px}.day-item{grid-template-columns:1fr auto}.day-item .day-metric{display:none}.apps-grid{grid-template-columns:1fr 1fr}}