:root {
  --primary: #1c3a63; --primary-dark: #0f2544; --accent: #8dc63f;
  --bg: #f4f6f8; --card: #fff; --text: #22303a; --muted: #6b7a86;
  --danger: #e2231a; --ok: #2e8b47; --warn: #e67e22; --border: #dde4ea;
}
* { box-sizing: border-box; margin: 0; }
body { font-family: 'Segoe UI', 'Sarabun', Tahoma, sans-serif; background: var(--bg); color: var(--text); font-size: 15px; }
a { color: var(--primary); text-decoration: none; }

/* Layout */
.layout { display: flex; min-height: 100vh; }
.sidebar { width: 230px; background: var(--primary-dark); color: #fff; flex-shrink: 0; display: flex; flex-direction: column; }
.sidebar .brand { padding: 16px; font-weight: 700; font-size: 15px; background: #fff; display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center; }
.sidebar .brand img { height: 34px; width: auto; }
.sidebar .brand .brand-text { color: var(--primary-dark); }
.sidebar .brand small { display: block; font-weight: 400; font-size: 11px; opacity: .8; color: var(--muted); margin-top: 2px; }
.sidebar nav a { display: block; padding: 12px 16px; color: #d6e3da; border-left: 3px solid transparent; }
.sidebar nav a:hover, .sidebar nav a.active { background: rgba(255,255,255,.08); color: #fff; border-left-color: var(--accent); }
.sidebar .userbox { margin-top: auto; padding: 14px 16px; font-size: 13px; border-top: 1px solid rgba(255,255,255,.15); }
.sidebar .userbox .role { display: inline-block; background: var(--accent); color: #222; border-radius: 10px; padding: 1px 8px; font-size: 11px; margin-left: 4px; }
.main { flex: 1; padding: 22px; min-width: 0; }
.page-title { font-size: 21px; font-weight: 700; margin-bottom: 16px; }

@media (max-width: 800px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; }
  .sidebar nav { display: flex; flex-wrap: wrap; }
  .sidebar nav a { padding: 9px 12px; font-size: 13px; }
  .sidebar .userbox { border-top: none; }
}

/* Cards / grid */
.grid { display: grid; gap: 14px; }
.grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 16px; }
.card h3 { font-size: 15px; margin-bottom: 10px; color: var(--primary-dark); }
.stat { text-align: center; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; }
.stat .num { font-size: 30px; font-weight: 700; color: var(--primary); line-height: 1; }
.stat .lbl { font-size: 13px; color: var(--muted); }
.stat.red .num { color: var(--danger); } .stat.orange .num { color: var(--warn); } .stat.green .num { color: var(--ok); }

/* Navy panel header (dashboard executive-report look) */
.card.panel { padding: 0; overflow: hidden; }
.card.panel .panel-title { background: var(--primary); color: #fff; font-weight: 700; font-size: 14px; text-align: center; padding: 10px 14px; }
.card.panel .panel-body { padding: 16px; }
.gauge-wrap { text-align: center; }
.gauge-wrap .gauge-canvas-wrap { position: relative; height: 110px; }
.gauge-wrap .gauge-canvas-wrap canvas { position: absolute; top: 0; left: 0; width: 100% !important; height: 100% !important; }
.gauge-wrap .gauge-num { position: relative; margin-top: 4px; font-size: 28px; font-weight: 700; color: var(--primary); line-height: 1; }
.gauge-wrap .gauge-lbl { font-size: 13px; color: var(--muted); margin-top: 6px; }

/* Forms */
label { display: block; font-size: 13px; color: var(--muted); margin: 10px 0 3px; }
input, select, textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font: inherit; background: #fff; }
textarea { min-height: 70px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 0 14px; }
.form-grid .full { grid-column: 1 / -1; }
.btn { display: inline-block; padding: 8px 16px; border: none; border-radius: 6px; background: var(--primary); color: #fff; font: inherit; cursor: pointer; }
.btn:hover { background: var(--primary-dark); }
.btn.secondary { background: #8395a7; } .btn.danger { background: var(--danger); } .btn.small { padding: 4px 10px; font-size: 13px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: end; margin-bottom: 14px; }
.toolbar > div { min-width: 140px; position: relative; }
.toolbar label { margin-top: 0; }

/* Tables */
.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--border); border-radius: 10px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 9px 10px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
th { background: #eef3f0; color: var(--primary-dark); white-space: nowrap; position: sticky; top: 0; }

/* Mobile card-list (patrol/talk/accident) */
.card-list { display: none; }
@media (max-width: 800px) {
  .table-wrap.desktop-only { display: none; }
  .card-list { display: block; }
}
.mcard { background: var(--card); border: 1px solid var(--border); border-radius: 10px; margin-bottom: 10px; overflow: hidden; border-left: 5px solid var(--mcard-accent, var(--primary)); }
.mcard-head { display: flex; align-items: center; gap: 8px; padding: 8px 12px; background: var(--mcard-accent, var(--primary)); color: #fff; font-size: 13px; font-weight: 600; }
.mcard-head .mid { background: rgba(255,255,255,.25); border-radius: 8px; padding: 1px 8px; }
.mcard-head .mdate { margin-left: auto; font-weight: 400; opacity: .9; }
.mcard-body { padding: 10px 12px; display: flex; gap: 10px; }
.mcard-body .mthumbs { display: flex; flex-direction: column; gap: 4px; flex-shrink: 0; }
.mcard-body .mthumbs img { width: 64px; height: 48px; object-fit: cover; border-radius: 6px; cursor: pointer; }
.mcard-body .mfields { flex: 1; min-width: 0; font-size: 13px; }
.mcard-body .mfields .mrow { display: flex; gap: 6px; padding: 2px 0; }
.mcard-body .mfields .mrow .mk { color: var(--muted); flex-shrink: 0; min-width: 90px; }
.mcard-body .mfields .mrow .mv { color: var(--text); word-break: break-word; }
.mcard-actions { display: flex; gap: 8px; padding: 0 12px 10px; }
.card-list-foot { display: flex; gap: 10px; background: var(--mcard-accent, var(--primary)); color: #fff; border-radius: 10px; padding: 10px 14px; font-size: 13px; margin-top: 4px; }
.card-list-foot b { font-size: 16px; }
.sort-toggle { cursor: pointer; }

/* Highlight calendar (dates with data) */
/* The highlight calendar replaces the native picker: hide the browser's own icon */
input.has-hcal { cursor: pointer; }
input.has-hcal::-webkit-calendar-picker-indicator { display: none; }
.hcal-pop { position: absolute; z-index: 60; background: #fff; border: 1px solid var(--border); border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,.18); padding: 10px; width: 260px; }
.hcal-head { display: flex; justify-content: space-between; align-items: center; font-weight: 600; margin-bottom: 6px; font-size: 14px; }
.hcal-nav { border: none; background: #eef3f0; border-radius: 6px; width: 26px; height: 26px; cursor: pointer; font-size: 15px; }
.hcal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; }
.hcal-dow { font-size: 11px; color: var(--muted); text-align: center; padding: 2px 0; }
.hcal-day { border: none; background: none; border-radius: 6px; padding: 5px 0; font: inherit; font-size: 13px; cursor: pointer; position: relative; }
.hcal-day:hover { background: #eef3f0; }
.hcal-day.has-data { background: #e2f3e6; font-weight: 700; color: var(--ok); }
.hcal-day.has-data::after { content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%); width: 4px; height: 4px; border-radius: 50%; background: var(--ok); }
.hcal-day.selected { outline: 2px solid var(--primary); }
.hcal-legend { display: flex; align-items: center; gap: 6px; font-size: 11px; color: var(--muted); margin-top: 6px; }
.hcal-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); display: inline-block; }
tr:hover td { background: #f8faf9; }
td img.thumb { width: 60px; height: 45px; object-fit: cover; border-radius: 4px; cursor: pointer; }
.badge { display: inline-block; padding: 2px 9px; border-radius: 10px; font-size: 12px; color: #fff; background: #8395a7; white-space: nowrap; }
.badge.ok { background: var(--ok); } .badge.warn { background: var(--warn); } .badge.danger { background: var(--danger); }

/* Modal */
.modal-bg { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: none; align-items: flex-start; justify-content: center; padding: 30px 12px; overflow-y: auto; z-index: 50; }
.modal-bg.show { display: flex; }
.modal { background: #fff; border-radius: 10px; padding: 20px; width: 100%; max-width: 860px; position: relative; }
.modal .form-grid > div { position: relative; }
.modal h3 { margin-bottom: 8px; color: var(--primary-dark); }
.modal .actions { margin-top: 16px; display: flex; gap: 8px; justify-content: flex-end; }

/* Login */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--primary-dark), var(--primary)); }
.login-card { background: #fff; border-radius: 12px; padding: 34px; width: 360px; }
.login-card h1 { font-size: 20px; color: var(--primary-dark); margin-bottom: 4px; }
.login-card p { color: var(--muted); font-size: 13px; margin-bottom: 14px; }

.toast { position: fixed; bottom: 20px; right: 20px; background: var(--primary-dark); color: #fff; padding: 12px 18px; border-radius: 8px; display: none; z-index: 99; }
.toast.err { background: var(--danger); }
.hint { font-size: 12px; color: var(--muted); }
.exam-q { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 16px; margin-bottom: 12px; }
.exam-q .qtext { font-weight: 600; margin-bottom: 8px; }
.exam-q label.choice { display: flex; align-items: center; gap: 8px; font-size: 15px; color: var(--text); padding: 6px 8px; border-radius: 6px; cursor: pointer; margin: 0; }
.exam-q label.choice:hover { background: #f0f5f2; }
.exam-q input[type=radio] { width: auto; }
canvas { max-height: 300px; }