@import url('https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600;700&family=Geist+Mono:wght@400;500&display=swap');

:root {
  --font-body: 'Geist', system-ui, sans-serif;
  --font-mono: 'Geist Mono', monospace;
  --bg-canvas: #ffffff;
  --bg-bone: #f7f6f3;
  --bg-surface: #f9f9f8;
  --text-primary: #111111;
  --text-secondary: #787774;
  --border: #eaeaea;
  --accent-red-bg: #fdebec;
  --accent-red-text: #9f2f2d;
  --accent-blue-bg: #e1f3fe;
  --accent-blue-text: #1f6c9f;
  --accent-green-bg: #edf3ec;
  --accent-green-text: #346538;
  --accent-yellow-bg: #fbf3db;
  --accent-yellow-text: #956400;
  --shadow-subtle: 0 2px 8px rgba(0,0,0,0.04);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-canvas);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.app { display: flex; min-height: 100vh; }

.sidebar {
  width: 280px;
  background: var(--bg-canvas);
  border-right: 1px solid var(--border);
  padding: 24px;
  overflow-y: auto;
  position: fixed;
  height: 100vh;
  left: 0;
  top: 0;
  z-index: 40;
}

.main {
  margin-left: 280px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.topbar {
  background: var(--bg-canvas);
  border-bottom: 1px solid var(--border);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 80px;
}

.content {
  flex: 1;
  padding: 48px;
  overflow-y: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.logo {
  width: 40px;
  height: 40px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 18px;
}

.brand b {
  display: block;
  font-size: 15px;
  font-weight: 500;
}

.brand span {
  display: block;
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav .lbl {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-top: 24px;
  margin-bottom: 8px;
}

.nav a {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  border-radius: 6px;
  border: 1px solid transparent;
  text-decoration: none;
  color: var(--text-primary);
  transition: all 200ms cubic-bezier(0.16,1,0.3,1);
  font-size: 14px;
}

.nav a:hover {
  background: var(--bg-surface);
  border-color: var(--border);
}

.nav a.active {
  background: var(--bg-surface);
  border-color: var(--border);
  font-weight: 500;
}

.nav .ico {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  color: var(--text-secondary);
}

.nav a.active .ico { color: var(--text-primary); }

.logout {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-top: 32px;
  background: var(--bg-surface);
  color: var(--accent-red-text);
  text-decoration: none;
  font-size: 14px;
  cursor: pointer;
  transition: all 200ms;
}

.logout:hover { background: var(--accent-red-bg); }

.topbar h1 {
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.hamb {
  display: none;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  border-radius: 6px;
  cursor: pointer;
  color: var(--text-primary);
  transition: all 200ms;
}

.hamb:hover { background: var(--bg-bone); }

.user {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
}

.av {
  width: 40px;
  height: 40px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 13px;
  color: var(--text-secondary);
}

.btn, button[type="submit"], button[type="button"] {
  padding: 12px 16px;
  border-radius: 4px;
  border: 1px solid transparent;
  background: var(--text-primary);
  color: var(--bg-canvas);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 200ms cubic-bezier(0.16,1,0.3,1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn:hover, button:hover {
  background: #333333;
  transform: scale(0.98);
}

.btn.ghost {
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn.ghost:hover { background: var(--bg-bone); }

.btn.danger {
  background: var(--accent-red-text);
  color: white;
}

.card {
  background: var(--bg-canvas);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
}

.card-title {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.form-group { margin-bottom: 24px; }

label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-primary);
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="date"],
input[type="file"],
select,
textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--text-primary);
  background: var(--bg-canvas);
  transition: all 200ms;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--text-primary);
  box-shadow: 0 0 0 3px rgba(17,17,17,0.05);
}

.badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge.green {
  background: var(--accent-green-bg);
  color: var(--accent-green-text);
}

.badge.red {
  background: var(--accent-red-bg);
  color: var(--accent-red-text);
}

.badge.blue {
  background: var(--accent-blue-bg);
  color: var(--accent-blue-text);
}

.badge.yellow {
  background: var(--accent-yellow-bg);
  color: var(--accent-yellow-text);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

thead { border-bottom: 1px solid var(--border); }

th {
  padding: 12px;
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

td {
  padding: 12px;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

tr:hover td { background: var(--bg-surface); }

.modal-overlay, .dm-overlay, .pdf-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 100;
  align-items: center;
  justify-content: center;
}

.modal-overlay.show, .dm-overlay.show, .pdf-overlay.show { display: flex; }

.modal, .dm-box, .pdf-box {
  background: var(--bg-canvas);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  max-width: 500px;
  width: 90%;
  box-shadow: var(--shadow-subtle);
}

.pdf-box {
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.pdf-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.pdf-head .x {
  width: 32px;
  height: 32px;
  border: none;
  background: var(--bg-surface);
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
}

.pdfwrap { flex: 1; overflow-y: auto; }

.pdfwrap canvas {
  max-width: 100%;
  height: auto;
  margin-bottom: 16px;
}

.flash {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 14px;
  border-left: 4px solid;
}

.flash.err {
  background: var(--accent-red-bg);
  color: var(--accent-red-text);
  border-left-color: var(--accent-red-text);
}

.flash.ok {
  background: var(--accent-green-bg);
  color: var(--accent-green-text);
  border-left-color: var(--accent-green-text);
}

.grid {
  display: grid;
  gap: 16px;
  margin-bottom: 16px;
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }

.text-center { text-align: center; }
.text-muted { color: var(--text-secondary); }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadeInUp 600ms cubic-bezier(0.16,1,0.3,1) forwards; }

@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    left: -280px;
    z-index: 50;
    transition: left 300ms;
    box-shadow: 4px 0 12px rgba(0,0,0,0.1);
  }

  body.nav-open .sidebar { left: 0; }

  .main { margin-left: 0; }

  .topbar { height: 64px; padding: 12px; }
  .topbar h1 { font-size: 18px; flex: 1; }
  .hamb { display: flex; }
  .content { padding: 16px; }
  .user span { display: none; }

  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }

  table { font-size: 13px; }
  th, td { padding: 8px; }
}

@media (max-width: 480px) {
  .card { padding: 16px; }
  .modal, .dm-box { max-width: 95%; }
}

.loading {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--text-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.dm-loading {
  padding: 32px;
  text-align: center;
  color: var(--text-secondary);
}

/* ===== Bổ sung lớp component cho trang Cổng thuế & tiện ích dùng chung ===== */
.sub { color: var(--text-secondary); font-size: 13px; }
.sub2 { font-size: 11px; color: var(--text-secondary); margin-top: 3px; font-weight: 500; }
.amber { color: var(--accent-yellow-text); }
.b { font-weight: 700; }
.back, .back-btn { color: var(--accent-blue-text); font-size: 13px; display: inline-flex; align-items: center; gap: 6px; margin-bottom: 14px; font-weight: 600; text-decoration: none; }
.back:hover, .back-btn:hover { gap: 9px; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.soft { background: var(--bg-bone); color: var(--text-primary); }
.tablewrap { overflow-x: auto; }
.rowchk { width: 16px; height: 16px; cursor: pointer; }

.cards4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat { background: var(--bg-canvas); border: 1px solid var(--border); border-radius: 12px; padding: 15px 16px; box-shadow: var(--shadow-subtle); }
.stat .ico { width: 34px; height: 34px; border-radius: 9px; display: flex; align-items: center; justify-content: center; font-size: 16px; margin-bottom: 9px; }
.stat .lbl { font-size: 11.5px; color: var(--text-secondary); font-weight: 600; }
.stat .val { font-size: 19px; font-weight: 700; color: var(--text-primary); margin-top: 2px; letter-spacing: -0.01em; line-height: 1.2; }
.stat .val small { font-size: 13px; font-weight: 600; color: var(--text-secondary); }
.i-green { background: var(--accent-green-bg); color: var(--accent-green-text); }
.i-red { background: var(--accent-red-bg); color: var(--accent-red-text); }
.i-amber { background: var(--accent-yellow-bg); color: var(--accent-yellow-text); }
.i-sky { background: var(--accent-blue-bg); color: var(--accent-blue-text); }

.pill.vao { background: var(--accent-blue-bg); color: var(--accent-blue-text); }
.pill.ra { background: var(--accent-green-bg); color: var(--accent-green-text); }
.pill.khac { background: #eef2f8; color: #475569; }

table.lst { width: 100%; border-collapse: collapse; font-size: 13px; }
table.lst th { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); font-weight: 600; color: var(--text-secondary); font-size: 12px; text-transform: none; letter-spacing: 0; }
table.lst td { padding: 10px 12px; border-bottom: 1px solid #f0f0ef; vertical-align: top; }
table.lst tr.click { cursor: pointer; }
table.lst tr.click:hover td { background: var(--bg-bone); }
table.lst tr.tot td { background: var(--bg-surface); font-weight: 700; }

.eg { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px 14px; }
.eg label { display: flex; flex-direction: column; gap: 5px; font-size: 12px; color: var(--text-secondary); font-weight: 600; }
.eg label.wide { grid-column: span 2; }
.eg input, .eg select { padding: 9px 11px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px; color: var(--text-primary); background: #fff; outline: none; }
.eg input:focus, .eg select:focus { border-color: var(--text-primary); }

@media (max-width: 820px) {
  .eg { grid-template-columns: 1fr; }
  .eg label.wide { grid-column: auto; }
  .cards4 { grid-template-columns: 1fr 1fr; }
  table.lst thead { display: none; }
  table.lst, table.lst tbody { display: block; width: 100%; }
  table.lst tbody tr { display: block; border: 1px solid var(--border); border-radius: 12px; margin-bottom: 10px; padding: 6px 2px; background: #fff; }
  table.lst tbody tr td { display: flex; justify-content: space-between; gap: 12px; border: none; padding: 6px 13px; text-align: right; }
  table.lst tbody tr td::before { content: attr(data-label); font-weight: 600; color: var(--text-secondary); font-size: 11px; text-align: left; }
  table.lst tbody tr td:empty { display: none; }
}