:root { --bg:#f4f6fb; --surface:#fff; --text:#111827; --muted:#1f2937; --line:#d8dee9; --primary:#3949ab; --primary-dark:#283593; --danger:#b42318; --ok:#137333; --warn:#b54708; --shadow:0 16px 40px rgba(23,32,51,.12); font-family:"TH SarabunPSK","TH Sarabun","TH Sarabun New",sans-serif; }
*{box-sizing:border-box} body{margin:0;background:var(--bg);color:var(--text);font-size:22px;line-height:1.35} button,input,select{font:inherit} button,.link-button{border:0;border-radius:7px;background:var(--primary);color:#fff;cursor:pointer;font-weight:600;min-height:42px;padding:8px 16px;text-decoration:none;text-align:center} button:hover{background:var(--primary-dark)} .secondary{background:#edf0f7!important;color:var(--text)!important}.hidden{display:none!important}.center-view{min-height:100vh;display:grid;place-items:center}.app-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{align-self:start;background:#18224a;color:#fff;padding:28px 20px;display:flex;flex-direction:column;gap:28px;height:100vh;overflow-y:auto;position:sticky;top:0}.eyebrow{letter-spacing:.08em;text-transform:uppercase;color:#adb8ee}.sidebar h2{margin:0}.sidebar nav{display:grid;gap:8px}.sidebar .nav{text-align:left;background:transparent}.sidebar .nav.active,.sidebar .nav:hover{background:#3949ab}.user-box{display:grid;gap:10px;margin-top:auto}.content{padding:32px;min-width:0}.tab{display:none}.tab.active{display:block}.page-header{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:24px}.page-header h1{margin:0}.muted{color:var(--muted)}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:24px}.stat,.panel,.row,.form-grid{background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 4px 16px rgba(23,32,51,.05)}.stat{padding:20px}.stat strong{font-size:34px;display:block}.panel{padding:20px}.list{display:grid;gap:12px}.row{padding:16px 18px;display:flex;justify-content:space-between;gap:16px;align-items:center}.row-title{font-weight:700;margin:0}.row-meta{color:var(--muted);margin:3px 0}.badge{display:inline-block;border-radius:999px;padding:4px 10px;background:#dcfce7;color:var(--ok)}.badge.warn{background:#ffedd5;color:var(--warn)}.badge.danger{background:#fee2e2;color:var(--danger)}.form-grid{padding:20px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-bottom:24px}.form-grid label{display:grid;gap:5px}.form-grid input,.form-grid select,.page-header input{min-height:44px;border:1px solid var(--line);border-radius:7px;padding:7px 10px;background:#fff}.wide{grid-column:1/-1}.toast{position:fixed;top:20px;left:50%;transform:translateX(-50%);z-index:1000;min-width:260px;margin:0;background:#dcfce7;border:1px solid #86efac;color:#166534;font-weight:600;padding:12px 18px;border-radius:8px;box-shadow:var(--shadow);text-align:center}
.header-actions{display:flex;gap:10px;align-items:center}
.toast.error { background:#fee2e2; border-color:#fca5a5; color:#991b1b; }
.form-grid input:focus,
.form-grid select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(57,73,171,.12);
  outline: none;
}
.autocomplete-toggle {
  align-items: center;
  background-color: transparent !important;
  background-image: none !important;
  color: var(--muted);
  display: flex;
  justify-content: center;
}
.autocomplete-toggle::before {
  border-bottom: 2px solid var(--muted);
  border-right: 2px solid var(--muted);
  content: "";
  display: block;
  height: 7px;
  transform: translateY(-2px) rotate(45deg);
  width: 7px;
}
.autocomplete-toggle:hover::before,
.autocomplete-toggle:focus-visible::before {
  border-color: var(--primary);
}
.autocomplete-toggle:focus,
.autocomplete-toggle:focus-visible,
.autocomplete-toggle:active {
  background-color: transparent !important;
  box-shadow: none;
  outline: none;
}
.autocomplete{position:relative}.autocomplete-control{position:relative;border:1px solid var(--line);border-radius:7px}.autocomplete-control:focus-within{border-color:var(--primary);box-shadow:0 0 0 2px rgba(57,73,171,.12)}.autocomplete-control input{width:100%;padding-right:44px!important;border:0!important;border-radius:7px!important;box-shadow:none!important;outline:none!important}.autocomplete-toggle{position:absolute;z-index:2;top:0;right:0;width:42px;height:100%;min-height:0;padding:0;border:0;border-radius:0 6px 6px 0;background-color:transparent;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='8' viewBox='0 0 14 8'%3E%3Cpath d='M1 1l6 6 6-6' fill='none' stroke='%23172033' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:12px 7px;color:transparent;font-size:0}.autocomplete-toggle:hover,.autocomplete-toggle:focus-visible{background-color:#edf0f7;outline:none;box-shadow:none}.suggestions{position:absolute;z-index:30;top:100%;left:0;right:0;max-height:280px;overflow:auto;margin-top:5px;padding:6px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow)}.suggestion{display:block;width:100%;min-height:0;padding:10px 12px;border-radius:6px;background:#fff;color:var(--text);text-align:left;font-weight:400}.suggestion:hover{background:#edf0f7}.suggestion-empty{padding:12px;color:var(--muted)}
@media(max-width:850px){.app-shell{grid-template-columns:1fr}.sidebar{height:auto;overflow:visible;position:static}.sidebar nav{grid-template-columns:repeat(2,1fr)}.stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.content{padding:18px}.form-grid,.stats{grid-template-columns:1fr}.wide{grid-column:auto}.row,.page-header{align-items:stretch;flex-direction:column}.header-actions{align-items:stretch;flex-direction:column}}

/* Apply the system font explicitly; browser form controls do not always inherit from :root. */
html,
body,
body * {
  font-family: "TH SarabunPSK", "TH Sarabun", "TH Sarabun New", sans-serif;
}

form label {
  font-weight: 700;
}

form input,
form select,
form textarea {
  font-weight: 400;
}

.loading-card {
  max-width: 560px;
  margin: 20px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
  text-align: center;
}
.loading-card p { margin: 0; }
.loading-card.error p { color: var(--danger); }
.loading-actions { display: flex; justify-content: center; gap: 10px; margin-top: 18px; }

.muted,
.row-meta {
  font-weight: 600;
}