/* ============ Rate Chart — shared styles (public + admin) ============ */

:root {
  --bg: #f4faf6;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #d3ece0;
  --leader: #86efac;
  --green-950: #022c22;
  --green-900: #064e3b;
  --green-800: #065f46;
  --green-700: #047857;
  --green-600: #059669;
  --green-100: #d1fae5;
  --green-50: #ecfdf5;
  --danger: #dc2626;
  --shadow: 0 1px 3px rgba(6, 78, 59, .08), 0 4px 14px rgba(6, 78, 59, .06);
  --radius: 14px;
}

[data-theme="dark"] {
  --bg: #0b1512;
  --card: #101c17;
  --text: #e6f2ec;
  --muted: #8aa69a;
  --border: #1d3a2e;
  --leader: #1d4d3a;
  --green-900: #064e3b;
  --green-800: #047857;
  --green-700: #059669;
  --green-100: #10352a;
  --green-50: #0e2a20;
  --shadow: 0 1px 3px rgba(0, 0, 0, .4);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Hind Siliguri', 'Noto Sans Bengali', system-ui, -apple-system, 'Segoe UI', sans-serif;
  background: linear-gradient(180deg, var(--green-50), var(--bg) 240px);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
}

.wrap {
  width: 100%;
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 16px;
}

.min-w0 { min-width: 0; }
.muted { color: var(--muted); }
.pad { padding: 12px 16px; }

/* ============ header ============ */

.site-header {
  background: linear-gradient(90deg, var(--green-950), var(--green-900) 55%, var(--green-800));
  color: #fff;
  box-shadow: 0 2px 10px rgba(2, 44, 34, .35);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  font-size: 22px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 12px;
  flex-shrink: 0;
}

.brand h1 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.brand p {
  margin: 0;
  font-size: 12.5px;
  color: #a7f3d0;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: #fff;
  font-size: 17px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-btn:hover { background: rgba(255, 255, 255, .15); }

.admin-link {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 40px;
  padding: 0 12px;
  border-radius: 10px;
  color: #fff;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
}

.admin-link:hover { background: rgba(255, 255, 255, .15); }

/* ============ main ============ */

.main {
  flex: 1;
  padding-top: 20px;
  padding-bottom: 28px;
}

.search-box {
  position: relative;
  margin-bottom: 18px;
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 15px;
  opacity: .6;
}

#q {
  width: 100%;
  height: 46px;
  padding: 0 16px 0 42px;
  font-size: 15px;
  font-family: inherit;
  color: var(--text);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  outline: none;
}

#q:focus { border-color: var(--green-600); box-shadow: 0 0 0 3px rgba(5, 150, 105, .15); }

/* ============ cards ============ */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  align-items: start;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  break-inside: avoid;
}

.card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: linear-gradient(90deg, var(--green-950), var(--green-900) 55%, var(--green-700));
  color: #fff;
}

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  font-size: 17px;
  background: rgba(255, 255, 255, .15);
  border-radius: 50%;
  flex-shrink: 0;
}

.card-head h2 {
  margin: 0;
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: .3px;
  min-width: 0;
  overflow-wrap: anywhere;
}

.card-body { background: var(--card); }

.row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 16px;
  border-bottom: 1px solid var(--border);
}

.row:last-child { border-bottom: none; }

.row-name {
  font-size: 14.5px;
  font-weight: 500;
  overflow-wrap: anywhere;
}

.dots {
  flex: 1;
  min-width: 14px;
  border-bottom: 2px dotted var(--leader);
  transform: translateY(-3px);
}

.row-rate {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--green-700);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

[data-theme="dark"] .row-rate { color: #34d399; }

.empty {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 40px 20px;
  text-align: center;
  color: var(--muted);
}

/* ============ footer ============ */

.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  background: var(--green-50);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
  font-size: 12.5px;
  color: var(--muted);
}

.footer-inner p { margin: 0; }
.footer-inner a { color: var(--green-700); text-decoration: none; }

/* ============ admin ============ */

.login-card {
  max-width: 400px;
  margin: 40px auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
}

.login-card h2 { margin: 0 0 6px; color: var(--green-800); }
[data-theme="dark"] .login-card h2 { color: #34d399; }
.login-card p { margin: 0 0 16px; font-size: 14px; }

.stack { display: flex; flex-direction: column; gap: 8px; }
.stack label { font-size: 14px; font-weight: 600; }

.flash {
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 14px;
  border: 1px solid;
}

.flash-ok { background: var(--green-100); color: var(--green-800); border-color: var(--green-600); }
[data-theme="dark"] .flash-ok { color: #6ee7b7; }
.flash-err { background: #fee2e2; color: #b91c1c; border-color: #fca5a5; }
[data-theme="dark"] .flash-err { background: #450a0a; color: #fca5a5; border-color: #7f1d1d; }

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  border: 2px dashed var(--green-600);
  background: var(--green-50);
  border-radius: var(--radius);
  padding: 12px 14px;
  margin-bottom: 16px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--green-800);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
}

.spacer { flex: 1; }

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 14px;
  box-shadow: var(--shadow);
  scroll-margin-top: 80px;
}

.panel h3 { margin: 0 0 12px; font-size: 15.5px; color: var(--green-800); }
[data-theme="dark"] .panel h3 { color: #34d399; }

.inline-form {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.inline-form input[type="text"],
.inline-form input[type="password"] {
  flex: 1;
  min-width: 200px;
}

.settings-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.settings-grid label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 600;
}

.settings-save { align-self: end; }

input[type="text"], input[type="password"], input[type="number"] {
  font-family: inherit;
  font-size: 14.5px;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 12px;
  outline: none;
}

input:focus { border-color: var(--green-600); box-shadow: 0 0 0 3px rgba(5, 150, 105, .14); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 9px 16px;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: filter .15s;
}

.btn:hover { filter: brightness(1.08); }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.btn-primary { background: var(--green-700); color: #fff; }
.btn-outline { background: transparent; color: var(--green-800); border-color: var(--green-600); }
[data-theme="dark"] .btn-outline { color: #6ee7b7; }
.btn-ghost { background: transparent; color: var(--muted); }
.btn-sm { font-size: 13.5px; padding: 7px 12px; }

.btn-mini {
  font-size: 13px;
  padding: 5px 8px;
  border-radius: 8px;
  background: transparent;
  color: #fff;
  border: none;
}

.btn-mini:hover { background: rgba(255, 255, 255, .2); }

.btn-danger:hover { background: rgba(220, 38, 38, .25) !important; }

.admin-card { margin-bottom: 16px; }

.rename-form {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  min-width: 0;
}

.rename-form input[type="text"] {
  background: rgba(255, 255, 255, .14);
  border-color: rgba(255, 255, 255, .25);
  color: #fff;
  font-weight: 700;
  letter-spacing: .3px;
  padding: 6px 10px;
  border-radius: 8px;
  min-width: 0;
  width: 100%;
}

.rename-form input[type="text"]:focus { background: rgba(255, 255, 255, .22); }

.card-actions {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}

.card-actions form { display: inline-flex; }

.item-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}

.cell-name { flex: 2; min-width: 150px; }
.cell-price { width: 96px; }
.cell-unit { width: 92px; }

.item-actions { display: inline-flex; gap: 4px; }
.item-actions .btn-mini { color: var(--green-800); background: var(--green-100); }
[data-theme="dark"] .item-actions .btn-mini { color: #6ee7b7; background: var(--green-100); }

.row-tools {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  padding: 2px 12px 8px;
  margin-top: -4px;
}

.row-tools form { display: inline-flex; }
.row-tools .btn-mini { color: var(--muted); background: transparent; border: 1px solid var(--border); }
.row-tools .btn-mini:hover { background: var(--green-100); }
[data-theme="dark"] .row-tools .btn-mini:hover { color: #6ee7b7; }
.row-tools .btn-danger:hover { color: #fff; }

.add-row {
  background: var(--green-50);
  border-bottom: none;
}

.add-row .cell-name { color: var(--muted); }

/* ============ responsive ============ */

@media (max-width: 640px) {
  .brand h1 { font-size: 15.5px; }
  .brand p { font-size: 11px; }
  .admin-label { display: none; }
  .cards { grid-template-columns: 1fr; }
  .settings-grid { grid-template-columns: 1fr; }
  .cell-name { min-width: 120px; }
  .cell-price, .cell-unit { width: 84px; }
  .row { padding: 8px 12px; }
}

/* ============ print ============ */

@media print {
  .no-print, .site-header .header-actions, .search-box, .site-footer .footer-inner p:last-child { display: none !important; }
  body { background: #fff !important; }
  .site-header { position: static; background: var(--green-900) !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .card { box-shadow: none; border: 1px solid #bbb; }
  .row-rate { color: #065f46 !important; }
}