/* ===== Base ===== */
:root {
  --bg: #0b0f14;
  --card: #111827;
  --line: rgba(255,255,255,.08);
  --text: #e5e7eb;
  --muted: #9ca3af;
  --primary: #3b82f6;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
}

body {
  background: var(--bg);
  color: var(--text);
}

.wrap {
  max-width: 1180px;
  margin: auto;
  padding: 24px 16px;
}

/* ===== Card ===== */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}

.card + .card {
  margin-top: 14px;
}

/* ===== Head ===== */
.page-title {
  font-size: 28px;
  font-weight: 900;
}

.page-desc {
  color: var(--muted);
  margin-top: 6px;
  line-height: 1.6;
}

/* ===== Grid ===== */
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap:14px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap:14px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap:14px; }
.grid-5 { display: grid; grid-template-columns: repeat(5,1fr); gap:14px; }

@media(max-width: 900px){
  .grid-5,.grid-4 { grid-template-columns: repeat(2,1fr); }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}

/* ===== Inputs ===== */
label {
  display:block;
  font-size:12px;
  color:var(--muted);
  margin-bottom:6px;
}

input, select {
  width:100%;
  padding:12px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#0b1220;
  color:var(--text);
  outline:none;
}

/* ===== Button ===== */
.btn {
  padding:12px 18px;
  border-radius:999px;
  border:none;
  cursor:pointer;
  font-weight:900;
}

.btn.primary {
  background: var(--primary);
  color:white;
}

/* ===== Result Cards ===== */
.result {
  text-align:center;
}

.result .value {
  font-size:22px;
  font-weight:900;
  margin-top:6px;
}

.result.success .value { color: var(--success); }
.result.warning .value { color: var(--warning); }
.result.danger .value { color: var(--danger); }

/* ===== Compare ===== */
.compare {
  font-weight:900;
  text-align:center;
}

/* ===== Table ===== */
.table-wrap { overflow:auto; }

table {
  width:100%;
  border-collapse:collapse;
  font-size:13px;
}

th,td {
  padding:10px;
  border-bottom:1px solid var(--line);
  text-align:right;
}

th:first-child,td:first-child {
  text-align:left;
}

tfoot td {
  font-weight:900;
}

/* ===== Toggle ===== */
.toggle {
  display:flex;
  gap:6px;
}

.toggle button {
  flex:1;
  padding:10px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#0b1220;
  color:var(--text);
  cursor:pointer;
}

.toggle button.active {
  background:var(--primary);
  border-color:var(--primary);
}

/* ===== Details ===== */
details summary {
  cursor:pointer;
  font-weight:900;
}

.note {
  font-size:12px;
  color:var(--muted);
  line-height:1.6;
}


:root {
  --bg:#0b0f14;
  --card:#111827;
  --line:rgba(255,255,255,.08);
  --text:#e5e7eb;
  --muted:#9ca3af;
  --primary:#3b82f6;
  --success:#10b981;
  --warning:#f59e0b;
  --danger:#ef4444;
}

.wrap{max-width:1180px;margin:auto;padding:24px 16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px}
.card+ .card{margin-top:14px}

.page-title{font-size:28px;font-weight:900}
.page-desc{color:var(--muted);margin-top:6px;line-height:1.6}

.grid-2,.grid-3,.grid-4,.grid-5{display:grid;gap:14px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-5{grid-template-columns:repeat(5,1fr)}

@media(max-width:900px){
  .grid-5,.grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3,.grid-2{grid-template-columns:1fr}
}

label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
input,select{
  width:100%;padding:12px;border-radius:10px;
  border:1px solid var(--line);
  background:#0b1220;color:var(--text)
}

.btn{padding:12px 18px;border-radius:999px;border:none;font-weight:900;cursor:pointer}
.btn.primary{background:var(--primary);color:#fff}

.result{text-align:center}
.result .value{font-size:22px;font-weight:900;margin-top:6px}
.result.success .value{color:var(--success)}
.result.warning .value{color:var(--warning)}
.result.danger .value{color:var(--danger)}

.compare{text-align:center;font-weight:900}

.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:10px;border-bottom:1px solid var(--line);text-align:right}
th:first-child,td:first-child{text-align:left}
tfoot td{font-weight:900}

.toggle{display:flex;gap:6px}
.toggle button{
  flex:1;padding:10px;border-radius:999px;
  border:1px solid var(--line);
  background:#0b1220;color:var(--text);cursor:pointer
}
.toggle button.active{background:var(--primary);border-color:var(--primary)}

details summary{cursor:pointer;font-weight:900}
.note{font-size:12px;color:var(--muted);line-height:1.6}

/* khoảng cách giữa input box và phần dưới */
.actions {
  margin-top: 14px;
  display: flex;
  justify-content: flex-end; /* đẩy nút qua phải */
}

/* thêm khoảng cách giữa nút và box kết quả */
.grid-2 {
  margin-top: 14px;
}

select{
  width:100%;
  padding:12px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#0b1220;
  color:var(--text);
  outline:none;
}


/* ===== Mobile responsive fix ===== */
@media (max-width: 768px) {
  .wrap{
    width: 100%;
    max-width: 100%;
    padding-left: 14px;
    padding-right: 14px;
  }

  /* Nếu bạn có section header dạng grid/flex 2 cột */
  .section-head,
  .page-head,
  .hero-grid,
  .grid-2,
  .grid-3,
  .grid-4{
    grid-template-columns: 1fr !important;
  }

  /* Headline to hơn nhưng không vỡ layout */
  h1, .page-title{
    font-size: 34px !important;
    line-height: 1.15 !important;
    letter-spacing: -0.02em;
  }

  /* Mô tả dễ đọc */
  .page-desc, .subtitle, .desc{
    font-size: 14px !important;
    line-height: 1.6 !important;
    max-width: 100% !important;
  }

  /* Search input full width */
  .search,
  .search input,
  input[type="search"]{
    width: 100% !important;
    max-width: 100% !important;
  }

  /* Nếu search đang nằm trong 1 hàng ngang cùng title */
  .head-row,
  .page-toolbar,
  .topbar,
  .filters{
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
    align-items: stretch !important;
  }
}

@media (max-width: 768px){
  .page-title{
    font-size: 32px !important;
    word-break: keep-all;
  }
}