:root{--bg:#f4f7f7;--card:#fff;--text:#16302d;--muted:#6b7e7b;--primary:#0f766e;--primary2:#14b8a6;--danger:#dc2626;--line:#dce8e6;--shadow:0 12px 30px rgba(15,118,110,.09)}[data-theme=dark]{--bg:#0d1716;--card:#142321;--text:#e6f3f1;--muted:#9db2ae;--line:#29413e;--shadow:none}*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none}.topbar{max-width:1120px;margin:auto;padding:22px 18px 8px;display:flex;justify-content:space-between;align-items:center}.topbar nav,.actions{display:flex;gap:8px;align-items:center}.topbar h1{margin:2px 0;font-size:29px}.eyebrow{font-size:11px;letter-spacing:1.5px;color:var(--primary);font-weight:800}.container{max-width:1120px;margin:auto;padding:16px 18px 55px}.toolbar{display:flex;gap:12px;justify-content:flex-end;margin-bottom:14px}.toolbar label{font-size:12px;font-weight:700}.toolbar input,.toolbar select,.actions select{display:block;margin-top:5px;padding:9px 12px;border:1px solid var(--line);border-radius:11px;background:var(--card);color:var(--text)}.summary-grid{display:grid;grid-template-columns:2fr repeat(4,1fr);gap:12px}.summary-card,.panel,.budget-card{background:var(--card);border:1px solid var(--line);border-radius:19px;box-shadow:var(--shadow)}.summary-card{padding:18px;display:flex;flex-direction:column;gap:8px}.summary-card strong{font-size:20px}.summary-card span,.summary-card small,p{color:var(--muted)}.summary-card.balance{background:linear-gradient(135deg,#0f766e,#14b8a6);color:#fff;border:0}.summary-card.balance span,.summary-card.balance small{color:#d5fffa}.budget-card,.panel{padding:20px;margin-top:16px}.section-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.section-head h2,h2{font-size:18px;margin:0}.section-head p{font-size:13px;margin:5px 0 0}.wrap{flex-wrap:wrap}.progress{height:10px;border-radius:99px;background:var(--line);overflow:hidden;margin-top:14px}.progress div{height:100%;background:linear-gradient(90deg,var(--primary),#f59e0b);width:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}.form-grid label,.modal-box label{font-size:13px;font-weight:700}.form-grid input,.form-grid select,.modal-box input,.modal-box select{width:100%;margin-top:7px;border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:12px;padding:12px;outline:none}.wide{grid-column:1/-1}.type-toggle{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;background:var(--bg);padding:5px;border-radius:13px}.type-toggle input{display:none}.type-toggle span{display:block;padding:10px;text-align:center;border-radius:10px;cursor:pointer}.type-toggle input:checked+span{background:var(--card);box-shadow:0 3px 12px rgba(0,0,0,.08);color:var(--primary);font-weight:800}.btn,.icon-btn,.tab{border:0;border-radius:11px;padding:10px 14px;font-weight:800;cursor:pointer}.btn-primary{background:var(--primary);color:#fff}.btn-soft{background:#dff5f2;color:#0f766e}.btn-danger{background:#fee2e2;color:#b91c1c}.icon-btn{background:var(--card);color:var(--text);border:1px solid var(--line);font-size:18px}.dashboard-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.stats-list,.transaction-list,.admin-list{display:grid;gap:10px;margin-top:16px}.stat-row,.admin-row{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;padding:11px;border:1px solid var(--line);border-radius:13px}.stat-row small,.admin-row small{display:block;color:var(--muted);margin-top:4px}.transaction{display:grid;grid-template-columns:auto 1fr auto auto;gap:12px;align-items:center;padding:13px;border:1px solid var(--line);border-radius:15px}.tx-icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:#e6f7f4;font-size:20px}.tx-main strong{display:block}.tx-main small{color:var(--muted)}.tx-amount{font-weight:900}.expense{color:#dc2626}.income{color:#059669}.delete-btn{border:0;background:transparent;color:var(--muted);font-size:19px;cursor:pointer}.empty{text-align:center;color:var(--muted);padding:25px}.modal{position:fixed;inset:0;background:rgba(0,0,0,.45);display:grid;place-items:center;padding:20px;z-index:20}.modal[hidden],[hidden]{display:none!important}.modal-box{width:min(480px,100%);max-height:90vh;overflow:auto;background:var(--card);padding:22px;border-radius:18px}.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:18px}.toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,100px);background:#102b28;color:#fff;padding:12px 18px;border-radius:12px;opacity:0;transition:.25s;z-index:30}.toast.show{opacity:1;transform:translate(-50%,0)}.tabs{display:flex;gap:8px;overflow:auto}.tab{background:var(--card);color:var(--text);border:1px solid var(--line);white-space:nowrap}.tab.active{background:var(--primary);color:#fff}.row-actions{display:flex;gap:6px}.row-actions button{padding:7px 9px}.badge{font-size:11px;padding:4px 8px;border-radius:20px;background:var(--bg)}.check{display:flex;align-items:center;gap:8px}.check input{width:auto;margin:0}.login-box{max-width:480px;margin:50px auto}hr{border:0;border-top:1px solid var(--line);margin:25px 0}@media(max-width:900px){.summary-grid{grid-template-columns:1fr 1fr}.summary-card.balance{grid-column:1/-1}.dashboard-grid{grid-template-columns:1fr}}@media(max-width:600px){.topbar{align-items:flex-start}.topbar h1{font-size:23px}.summary-grid{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr}.wide,.type-toggle{grid-column:auto}.toolbar{justify-content:stretch}.toolbar label{flex:1}.toolbar input,.toolbar select{width:100%}.transaction{grid-template-columns:auto 1fr auto}.delete-btn{grid-column:3}.actions{flex-wrap:wrap}.section-head{align-items:flex-start}}
/* iOS: giữ bộ lọc Tháng xem và Ví cân đối, không chồng lấn */
.toolbar{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:12px;
  width:100%;
  align-items:end;
}
.toolbar label{
  display:block;
  min-width:0;
  width:100%;
}
.toolbar input,
.toolbar select{
  display:block;
  width:100%;
  min-width:0;
  max-width:100%;
  height:48px;
  margin-top:7px;
  padding:10px 12px;
  font-size:16px;
  line-height:1.2;
  -webkit-appearance:none;
  appearance:none;
}
.toolbar input[type="month"]{
  text-align:center;
}
.toolbar select{
  padding-right:36px;
  background-image:linear-gradient(45deg,transparent 50%,var(--text) 50%),linear-gradient(135deg,var(--text) 50%,transparent 50%);
  background-position:calc(100% - 17px) 21px,calc(100% - 12px) 21px;
  background-size:5px 5px,5px 5px;
  background-repeat:no-repeat;
}
@media(max-width:600px){
  .toolbar{
    grid-template-columns:minmax(0,1fr) minmax(0,1fr);
    gap:10px;
  }
  .toolbar label{font-size:13px}
  .toolbar input,.toolbar select{
    height:48px;
    padding-left:10px;
    padding-right:30px;
    font-size:15px;
  }
}
@media(max-width:360px){
  .toolbar{grid-template-columns:1fr}
}

/* v7: iOS - giữ Tháng xem và Ví trên cùng một hàng, không chồng lấn */
.toolbar{
  display:grid;
  grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);
  gap:10px;
  width:100%;
  max-width:430px;
  margin-left:auto;
  overflow:hidden;
  align-items:end;
}
.toolbar label{
  display:block;
  min-width:0;
  width:100%;
  overflow:hidden;
}
.toolbar input[type="month"],
.toolbar select{
  display:block;
  box-sizing:border-box;
  inline-size:100%;
  width:100%;
  min-inline-size:0;
  min-width:0;
  max-width:100%;
  height:50px;
  margin-top:7px;
  border:1px solid var(--line);
  border-radius:12px;
  background-color:var(--card);
  color:var(--text);
  font-size:15px;
  line-height:1.2;
}
.toolbar input[type="month"]{
  -webkit-appearance:none;
  appearance:none;
  padding:0 8px 0 11px;
  text-align:left;
  overflow:hidden;
  -webkit-min-logical-width:0;
}
.toolbar input[type="month"]::-webkit-date-and-time-value{
  min-width:0;
  width:auto;
  text-align:left;
  padding:0;
}
.toolbar input[type="month"]::-webkit-calendar-picker-indicator{
  margin:0;
  padding:4px;
  flex:0 0 auto;
}
.toolbar select{
  -webkit-appearance:none;
  appearance:none;
  padding:0 32px 0 11px;
  white-space:nowrap;
  text-overflow:ellipsis;
  overflow:hidden;
  background-image:linear-gradient(45deg,transparent 50%,var(--text) 50%),linear-gradient(135deg,var(--text) 50%,transparent 50%);
  background-position:calc(100% - 16px) 22px,calc(100% - 11px) 22px;
  background-size:5px 5px,5px 5px;
  background-repeat:no-repeat;
}
@media(max-width:600px){
  .toolbar{
    grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);
    max-width:none;
    gap:9px;
  }
  .toolbar label{font-size:12px}
  .toolbar input[type="month"],
  .toolbar select{
    height:48px;
    font-size:14px;
  }
}
@media(max-width:350px){
  .toolbar{
    grid-template-columns:minmax(0,1.16fr) minmax(0,.84fr);
    gap:7px;
  }
  .toolbar input[type="month"],
  .toolbar select{font-size:13px}
}