/* ==========================================================================
   ระบบบริหารจัดการหลังบ้าน — โรงพยาบาลสมเด็จพระยุพราชบ้านดุง
   ออกแบบให้เรียบง่าย ใช้งานได้ทั้งบนคอมพิวเตอร์ แท็บเล็ต และโทรศัพท์ (เอกสารข้อ 6.1)
   ========================================================================== */

:root {
  --primary: #1b3b8b;
  --dark: #0f2a66;
  --light: #e8f0fe;
  --gold: #c9a227;
  --text: #2b3243;
  --muted: #6b7488;
  --success: #1e7e34;
  --alert: #c0392b;
  --warn: #b7791f;
  --border: #e2e7f2;
  --surface: #f4f7fc;
  --radius: 10px;
  --shadow: 0 2px 10px rgba(15, 42, 102, 0.07);
  --sidebar: 254px;
}

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

body {
  font-family: 'Sarabun', 'IBM Plex Sans Thai', 'Noto Sans Thai', Tahoma, sans-serif;
  font-size: 15.5px; color: var(--text); background: var(--surface); line-height: 1.65;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }
h1, h2, h3, h4 { line-height: 1.35; color: var(--dark); }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ------------------------------------------------------------------ โครงหน้า */
.admin { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar); flex-shrink: 0; background: var(--dark); color: #d8e1f5;
  position: fixed; top: 0; bottom: 0; left: 0; overflow-y: auto; z-index: 100;
}
.sidebar .brand {
  padding: 16px 16px 14px; border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  display: flex; gap: 10px; align-items: center;
}
.sidebar .brand img { flex-shrink: 0; }
.sidebar .brand strong { color: #fff; display: block; font-size: 0.98em; line-height: 1.35; }
.sidebar .brand span { font-size: 0.78em; color: #9fb0d6; }
.sidebar nav { padding: 10px 0 30px; }
.sidebar .group {
  padding: 14px 18px 6px; font-size: 0.74em; letter-spacing: 0.06em;
  text-transform: uppercase; color: #8ea0c9;
}
.sidebar a {
  display: flex; align-items: center; gap: 10px; padding: 9px 18px;
  color: #d8e1f5; font-size: 0.93em; border-left: 3px solid transparent;
}
.sidebar a:hover { background: rgba(255, 255, 255, 0.08); text-decoration: none; }
.sidebar a.active { background: rgba(255, 255, 255, 0.14); border-left-color: var(--gold); color: #fff; font-weight: 600; }
.sidebar .count {
  margin-left: auto; background: var(--alert); color: #fff; border-radius: 999px;
  font-size: 0.72em; padding: 1px 8px; font-weight: 700;
}

.main { flex: 1; margin-left: var(--sidebar); min-width: 0; }

.topbar {
  background: #fff; border-bottom: 1px solid var(--border); padding: 12px 24px;
  display: flex; align-items: center; gap: 14px; position: sticky; top: 0; z-index: 90;
}
.topbar h1 { font-size: 1.12em; }
.topbar .user { margin-left: auto; display: flex; align-items: center; gap: 12px; font-size: 0.88em; }
.topbar .user .role { color: var(--muted); font-size: 0.92em; }
.menu-toggle { display: none; background: var(--primary); color: #fff; border: 0; border-radius: 8px; padding: 7px 12px; font-size: 1.1em; cursor: pointer; }

.content { padding: 22px 24px 60px; }

/* -------------------------------------------------------------------- ส่วนย่อย */
.card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 20px; margin-bottom: 18px;
}
.card > h2 { font-size: 1.05em; margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.card-head h2 { font-size: 1.05em; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: var(--shadow); border-left: 4px solid var(--primary);
}
.stat .label { font-size: 0.85em; color: var(--muted); }
.stat .value { font-size: 1.7em; font-weight: 800; color: var(--dark); line-height: 1.2; }
.stat .sub { font-size: 0.8em; color: var(--muted); }
.stat.warn { border-left-color: var(--warn); }
.stat.alert { border-left-color: var(--alert); }
.stat.success { border-left-color: var(--success); }

/* -------------------------------------------------------------------- ตาราง */
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; }
table.data th {
  background: var(--light); color: var(--dark); padding: 10px 12px; font-size: 0.86em;
  text-align: left; white-space: nowrap; border-bottom: 2px solid #d5e0f7;
}
table.data td { padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 0.9em; vertical-align: top; }
table.data tbody tr:hover td { background: #fbfcff; }
table.data .actions { white-space: nowrap; text-align: right; }

.badge { display: inline-block; font-size: 0.76em; font-weight: 700; padding: 2px 10px; border-radius: 999px; }
.badge-blue { background: var(--light); color: var(--primary); }
.badge-green { background: #e6f4ea; color: var(--success); }
.badge-red { background: #fdecea; color: var(--alert); }
.badge-gold { background: #fdf4dc; color: #8a6f14; }
.badge-gray { background: #eef1f6; color: var(--muted); }

/* -------------------------------------------------------------------- ปุ่ม */
.btn {
  display: inline-block; padding: 9px 18px; border-radius: 8px; font-weight: 700;
  font-size: 0.9em; cursor: pointer; border: 1.5px solid transparent; font-family: inherit;
  min-height: 42px; text-align: center;
}
.btn:hover { opacity: 0.9; text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-gold { background: var(--gold); color: #1c1200; }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--alert); color: #fff; }
.btn-outline { background: #fff; color: var(--primary); border-color: var(--primary); }
.btn-gray { background: #eef1f6; color: var(--text); }
.btn-sm { padding: 5px 12px; font-size: 0.82em; min-height: 34px; border-radius: 6px; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }
form.inline { display: inline; }

/* -------------------------------------------------------------------- ฟอร์ม */
.form-row { margin-bottom: 16px; }
.form-row label { display: block; font-weight: 600; margin-bottom: 5px; font-size: 0.9em; }
.form-row .hint { font-size: 0.82em; color: var(--muted); margin-top: 4px; }
.req { color: var(--alert); }

input[type="text"], input[type="email"], input[type="tel"], input[type="password"],
input[type="date"], input[type="datetime-local"], input[type="number"], input[type="search"],
input[type="url"], select, textarea {
  width: 100%; border: 1.5px solid #ccd6ee; border-radius: 8px; padding: 9px 12px;
  font-family: inherit; font-size: 0.92em; color: var(--text); background: #fff; min-height: 42px;
}
textarea { min-height: 120px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--primary); outline: 2px solid rgba(27, 59, 139, 0.15); }
.field-error { color: var(--alert); font-size: 0.84em; margin-top: 4px; font-weight: 600; }
.checkbox { display: flex; gap: 8px; align-items: flex-start; font-size: 0.9em; }
.checkbox input { width: 19px; height: 19px; min-height: 19px; margin-top: 3px; flex-shrink: 0; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-main { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 18px; align-items: start; }

.filters { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 16px; }
.filters .form-row { margin-bottom: 0; min-width: 150px; }

.alert-box { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: 0.92em; border: 1px solid; }
.alert-success { background: #e8f6ec; border-color: #b8e0c4; color: #14572a; }
.alert-error { background: #fdecea; border-color: #f2c1bb; color: #8d2116; }
.alert-info { background: var(--light); border-color: #c4d6f9; color: var(--dark); }
.alert-warning { background: #fff6e5; border-color: #e8cf94; color: #7a4f00; }

.empty { text-align: center; padding: 40px 20px; color: var(--muted); }
.empty .ico { font-size: 2.2em; }

.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 20px; flex-wrap: wrap; list-style: none; }
.pagination a, .pagination span {
  display: block; min-width: 40px; padding: 7px 11px; border: 1px solid var(--border);
  border-radius: 7px; text-align: center; background: #fff; font-size: 0.88em;
}
.pagination .current { background: var(--primary); color: #fff; border-color: var(--primary); font-weight: 700; }

/* ---------------------------------------------------------------- คลังสื่อ */
.media-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.media-item { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: #fff; }
.media-item img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.media-item .doc {
  width: 100%; aspect-ratio: 4 / 3; display: flex; align-items: center; justify-content: center;
  background: var(--light); font-size: 2em;
}
.media-item .info { padding: 8px 10px; font-size: 0.78em; }
.media-item .info .name { word-break: break-all; color: var(--text); }
.media-item .info .path {
  font-family: ui-monospace, monospace; font-size: 0.9em; color: var(--muted);
  background: var(--surface); padding: 2px 4px; border-radius: 4px; margin-top: 4px;
  word-break: break-all; display: block;
}

/* ---------------------------------------------------- แถบเวลาเรื่องร้องเรียน */
.timeline { list-style: none; border-left: 2px solid var(--border); margin-left: 8px; padding-left: 18px; }
.timeline li { position: relative; padding-bottom: 16px; font-size: 0.9em; }
.timeline li::before {
  content: ""; position: absolute; left: -25px; top: 6px; width: 12px; height: 12px;
  border-radius: 50%; background: var(--primary); border: 2px solid #fff;
}
.timeline .when { color: var(--muted); font-size: 0.85em; }

/* ---------------------------------------------------------------- เข้าสู่ระบบ */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px;
  background: linear-gradient(135deg, var(--dark), var(--primary) 65%, #2f55b0);
}
.login-box { background: #fff; border-radius: 16px; box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25); padding: 32px; width: 100%; max-width: 430px; }
.login-box .logo-img { height: 96px; width: auto; display: block; margin: 0 auto 14px; }
.login-box h1 { font-size: 1.15em; text-align: center; }
.login-box .sub { text-align: center; color: var(--muted); font-size: 0.85em; margin-bottom: 22px; }
.login-box .foot { text-align: center; margin-top: 18px; font-size: 0.85em; color: var(--muted); }

/* ------------------------------------------------------------- Responsive */
@media (max-width: 1024px) {
  .grid-main, .grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .sidebar { transform: translateX(-100%); transition: transform 0.2s; }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; }
  .menu-toggle { display: block; }
  .grid-2 { grid-template-columns: 1fr; }
  .content { padding: 16px 14px 50px; }
  .topbar { padding: 10px 14px; }
}