/* ==========================================================================
   ธีมระบบประเมิน สหกรณ์ออมทรัพย์ครูระยอง
   โทน: น้ำเงินลึก (ความมั่นคง) + เขียวมิ้นต์ (การเติบโต/ออมทรัพย์) + ทองอุ่น
   ========================================================================== */
:root {
  --bg:        #eef3f6;
  --surface:   #ffffff;
  --primary:   #0b3d5c;
  --primary-2: #0e4c73;
  --accent:    #12b0a0;
  --accent-2:  #0e8f83;
  --gold:      #f4a81d;
  --ink:       #12232e;
  --muted:     #5b7183;
  --line:      #dce6ec;
  --danger:    #d64550;
  --ok:        #1f9d63;
  --radius:    16px;
  --shadow:    0 8px 30px rgba(11,61,92,.10);
  --shadow-sm: 0 3px 12px rgba(11,61,92,.08);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "IBM Plex Sans Thai", "Sarabun", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-2); }

/* ---------- ส่วนหัวแบบไล่เฉด ---------- */
.topbar {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-2) 55%, var(--accent-2) 130%);
  color: #fff;
  padding: 22px 20px;
  position: relative;
  overflow: hidden;
}
.topbar::after {
  content: "";
  position: absolute; right: -60px; top: -60px;
  width: 220px; height: 220px; border-radius: 50%;
  background: rgba(255,255,255,.06);
}
.topbar .brand { display: flex; align-items: center; gap: 14px; max-width: 960px; margin: 0 auto; }
.topbar .logo {
  width: 52px; height: 52px; border-radius: 50%;
  background: #fff; display: grid; place-items: center;
  font-weight: 700; color: var(--primary); flex: none;
  box-shadow: 0 4px 14px rgba(0,0,0,.15);
}
.topbar h1 { font-size: 1.15rem; margin: 0; font-weight: 600; letter-spacing: .2px; }
.topbar p  { margin: 2px 0 0; font-size: .82rem; opacity: .85; }

/* ---------- คอนเทนเนอร์ ---------- */
.wrap { max-width: 780px; margin: 0 auto; padding: 22px 16px 60px; }
.wrap-wide { max-width: 1180px; }

/* ---------- การ์ด ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 22px;
  margin-bottom: 18px;
}
.card h2 {
  font-size: 1rem; margin: 0 0 4px;
  display: flex; align-items: center; gap: 10px;
}
.card .section-index {
  display: inline-grid; place-items: center;
  width: 26px; height: 26px; border-radius: 8px;
  background: var(--primary); color: #fff;
  font-size: .82rem; font-weight: 700; flex: none;
}
.card .hint { color: var(--muted); font-size: .82rem; margin: 0 0 14px; }

/* ---------- ฟอร์มพื้นฐาน ---------- */
.field { margin-bottom: 16px; }
.field > label.q { display: block; font-weight: 600; margin-bottom: 8px; }
.req { color: var(--danger); }

.opts { display: flex; flex-wrap: wrap; gap: 8px; }
.opts label {
  border: 1.5px solid var(--line); border-radius: 12px;
  padding: 10px 14px; cursor: pointer; user-select: none;
  font-size: .92rem; background: #fbfdfe; transition: .15s;
}
.opts input { position: absolute; opacity: 0; pointer-events: none; }
.opts label:has(input:checked) {
  border-color: var(--accent); background: #e7f7f4; color: var(--accent-2);
  font-weight: 600; box-shadow: 0 0 0 3px rgba(18,176,160,.12);
}
.opts label:hover { border-color: var(--accent); }

input[type=text], textarea, select {
  width: 100%; padding: 11px 13px; font: inherit;
  border: 1.5px solid var(--line); border-radius: 12px; background: #fbfdfe;
  color: var(--ink);
}
input[type=text]:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(18,176,160,.12);
}
textarea { resize: vertical; min-height: 96px; }

/* ---------- แถวให้คะแนน 5..1 ---------- */
.rating-group .qrow {
  padding: 14px 0; border-bottom: 1px dashed var(--line);
}
.rating-group .qrow:last-child { border-bottom: 0; }
.qrow .qtext { font-weight: 500; margin-bottom: 10px; }
.qrow .qtext .qno {
  color: var(--accent-2); font-weight: 700; margin-right: 6px;
}
.scale { display: flex; gap: 8px; }
.scale label {
  flex: 1; text-align: center; cursor: pointer;
  border: 1.5px solid var(--line); border-radius: 12px;
  padding: 8px 4px; background: #fbfdfe; transition: .15s;
  min-width: 0;
}
.scale input { position: absolute; opacity: 0; pointer-events: none; }
.scale .num { display: block; font-size: 1.15rem; font-weight: 700; color: var(--primary); }
.scale .lab { display: block; font-size: .62rem; color: var(--muted); margin-top: 2px; line-height: 1.2; }
.scale label:hover { border-color: var(--gold); }
.scale label:has(input:checked) {
  border-color: var(--gold); background: #fff6e5;
  box-shadow: 0 0 0 3px rgba(244,168,29,.18);
}
.scale label:has(input:checked) .num { color: #c47f00; }

.cat-title {
  margin: 6px 0 6px; font-weight: 700; color: var(--primary);
  font-size: .95rem; display: flex; align-items: center; gap: 8px;
}
.cat-title::before { content: ""; width: 6px; height: 18px; border-radius: 3px; background: var(--accent); }

.legend {
  font-size: .78rem; color: var(--muted); background: #f2f7fa;
  border: 1px dashed var(--line); border-radius: 10px; padding: 8px 12px; margin-bottom: 14px;
}

/* ---------- ปุ่ม ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 0; border-radius: 12px; cursor: pointer;
  font: inherit; font-weight: 600; padding: 13px 22px;
  background: var(--accent); color: #fff; transition: .15s;
}
.btn:hover { background: var(--accent-2); transform: translateY(-1px); }
.btn.block { width: 100%; font-size: 1.05rem; padding: 15px; }
.btn.ghost { background: #fff; color: var(--primary); border: 1.5px solid var(--line); }
.btn.ghost:hover { border-color: var(--accent); background: #f7fdfc; }

/* ---------- กล่องแจ้งเตือน ---------- */
.notice { padding: 12px 14px; border-radius: 12px; font-size: .9rem; margin-bottom: 14px; }
.notice.err { background: #fdecee; color: #a5313b; border: 1px solid #f4c9ce; }
.notice.info{ background: #eaf6ff; color: #1c5a86; border: 1px solid #cbe6fb; }

/* ---------- หน้า gate / ขอบคุณ ---------- */
.center-screen { min-height: 70vh; display: grid; place-items: center; text-align: center; padding: 24px; }
.center-screen .big-emoji { font-size: 3rem; }
.center-screen h2 { margin: 12px 0 6px; }
.center-screen p { color: var(--muted); max-width: 420px; margin: 0 auto; }

/* ========================= DASHBOARD ========================= */
.dash-head {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px; margin-bottom: 18px;
}
.dash-head .title { font-size: 1.3rem; font-weight: 700; color: var(--primary); margin: 0; }
.userchip { font-size: .85rem; color: var(--muted); }

.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 18px; }
.kpi {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; box-shadow: var(--shadow-sm); position: relative; overflow: hidden;
}
.kpi .k-label { font-size: .8rem; color: var(--muted); }
.kpi .k-value { font-size: 2rem; font-weight: 700; color: var(--primary); line-height: 1.2; }
.kpi .k-sub   { font-size: .75rem; color: var(--muted); }
.kpi::before {
  content:""; position:absolute; left:0; top:0; bottom:0; width:5px; background: var(--accent);
}
.kpi.gold::before   { background: var(--gold); }
.kpi.navy::before   { background: var(--primary); }
.kpi.green::before  { background: var(--ok); }

.stars { color: var(--gold); letter-spacing: 2px; font-size: 1rem; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.chart-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; box-shadow: var(--shadow-sm); }
.chart-card h3 { margin: 0 0 14px; font-size: .95rem; color: var(--primary); }
.chart-box { position: relative; height: 280px; }
.chart-box.tall { height: 340px; }

table.data { width: 100%; border-collapse: collapse; font-size: .82rem; }
table.data th, table.data td { padding: 9px 10px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
table.data th { color: var(--muted); font-weight: 600; background: #f6fafc; position: sticky; top: 0; }
table.data td.wrap { white-space: normal; min-width: 200px; }
.table-scroll { overflow: auto; max-height: 460px; border: 1px solid var(--line); border-radius: 12px; }
.badge { display:inline-block; padding:2px 8px; border-radius:999px; font-size:.72rem; font-weight:600; }
.badge.mobile { background:#e7f7f4; color:#0e8f83; }
.badge.desktop{ background:#eaf1ff; color:#3457a5; }
.badge.tablet { background:#fff3df; color:#b7791f; }

/* ---------- login ---------- */
.login-screen { min-height: 88vh; display: grid; place-items: center; padding: 20px; }
.login-card { width: 100%; max-width: 380px; }
.login-card .logo-lg {
  width: 66px; height: 66px; border-radius: 50%; margin: 0 auto 12px;
  background: linear-gradient(135deg, var(--primary), var(--accent-2));
  display: grid; place-items: center; color: #fff; font-weight: 700; font-size: 1.4rem;
}

/* ---------- QR page ---------- */
.qr-wrap { text-align: center; }
#qrcode { display: inline-block; padding: 18px; background: #fff; border-radius: 16px; box-shadow: var(--shadow); }
.qr-url { font-size: .8rem; color: var(--muted); word-break: break-all; margin-top: 12px; }

.footer-note { text-align: center; color: var(--muted); font-size: .8rem; margin-top: 26px; }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .scale .lab { display: none; }
  .scale .num { font-size: 1.25rem; }
  .scale label { padding: 12px 4px; }
}

/* เข้าถึงง่าย: โฟกัสด้วยคีย์บอร์ด */
:focus-visible { outline: 3px solid rgba(18,176,160,.5); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }