/* TOFU Dashboard — สไตล์กลางของทั้งระบบ */
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@400;500;600;700&display=swap");

:root {
  --page: #f4f4f1;
  --surface: #fcfcfb;
  --surface-2: #f0efea;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --line: #e6e5df;
  --brand: #ec008c;
  --brand-soft: #fdecf6;
  --brand-ink: #a5006a;
  --good: #0e6e70;
  --bad: #c0392b;
  --radius: 12px;
  --font: "Noto Sans Thai", "Segoe UI", system-ui, -apple-system, sans-serif;
  --shadow: 0 1px 2px rgba(11, 11, 11, .05), 0 8px 28px rgba(11, 11, 11, .06);
}

* { box-sizing: border-box; }

/* ต้องมาก่อนกฎอื่น เพราะ .empty กำหนด display ไว้เอง */
[hidden] { display: none !important; }

html, body { height: 100%; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.55;
  -webkit-text-size-adjust: 100%;
}

button, input, textarea { font: inherit; color: inherit; }

.conf-bar {
  background: #0b0b0b;
  color: #fff;
  font-size: 11px;
  letter-spacing: .06em;
  text-align: center;
  padding: 6px 12px;
}

/* ---------------------------------------------------------------- login */
.login-shell {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 27px);
  padding-block: 32px;
  padding-left: 16px;
  padding-right: 16px;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px 24px;
  box-shadow: var(--shadow);
}

.login-card img.logo { height: 34px; width: auto; display: block; margin-bottom: 18px; }

.badge {
  display: inline-block;
  background: var(--brand-soft);
  color: var(--brand-ink);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .1em;
  padding: 4px 9px;
  border-radius: 999px;
}

h1 { font-size: 21px; line-height: 1.35; margin: 12px 0 6px; font-weight: 700; }
.sub { color: var(--ink-2); margin: 0 0 22px; font-size: 13px; }

label { display: block; font-size: 12px; font-weight: 600; color: var(--ink-2); margin: 14px 0 6px; }

input[type=text], input[type=password] {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  outline: none;
}
input:focus { border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-soft); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 11px 16px;
  font-weight: 600;
  cursor: pointer;
  background: var(--brand);
  color: #fff;
  transition: filter .15s ease;
}
.btn:hover:not(:disabled) { filter: brightness(1.08); }
.btn:disabled { opacity: .55; cursor: default; }
.btn.block { width: 100%; margin-top: 20px; }
.btn.ghost { background: transparent; color: var(--ink-2); border-color: var(--line); }
.btn.ghost:hover:not(:disabled) { background: var(--surface-2); filter: none; }

.msg {
  margin-top: 16px;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
  display: none;
}
.msg.error { display: block; background: #fdeceb; color: var(--bad); border: 1px solid #f6d4d1; }
.msg.info { display: block; background: var(--brand-soft); color: var(--brand-ink); }
.msg.ok { display: block; background: #e8f5f2; color: var(--good); border: 1px solid #cfe9e3; }

.foot-note { margin: 18px 0 0; font-size: 11px; color: var(--muted); text-align: center; }

/* ---------------------------------------------------------------- portal */
.app { display: flex; flex-direction: column; height: 100vh; }

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  flex: 0 0 auto;
}
.topbar img.logo { height: 26px; width: auto; }
.topbar .spacer { flex: 1; }

.tabs { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: thin; }
.tab {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
  cursor: pointer;
  white-space: nowrap;
}
.tab:hover { background: var(--surface-2); }
.tab[aria-selected="true"] {
  background: var(--brand-soft);
  border-color: var(--brand);
  color: var(--brand-ink);
}

.who { font-size: 12px; color: var(--ink-2); text-align: right; line-height: 1.3; white-space: nowrap; }
.who b, .who span { display: block; }
.who b { color: var(--ink); font-size: 13px; }
.who .timer { color: var(--muted); font-size: 11px; }
.who .timer.warn { color: var(--bad); font-weight: 600; }

.iconbtn {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  color: var(--ink-2);
  white-space: nowrap;
}
.iconbtn:hover { background: var(--surface-2); }
.iconbtn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.iconbtn.primary:hover { filter: brightness(1.08); }

.body { flex: 1; display: flex; min-height: 0; }

.stage { flex: 1; min-width: 0; position: relative; background: var(--page); overflow-y: auto; }
.stage iframe { width: 100%; height: 100%; border: 0; display: block; background: var(--page); }

.empty {
  height: 100%;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--muted);
  padding: 24px;
}

/* ---------------------------------------------------------------- หน้าแรก */
.home {
  padding: 28px 28px 40px;
  max-width: 1280px;
  margin: 0 auto;
}

.hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding: 26px 28px;
  border-radius: 18px;
  background:
    radial-gradient(120% 140% at 0% 0%, #fff 0%, var(--brand-soft) 55%, #eef0fb 100%);
  border: 1px solid var(--line);
  margin-bottom: 26px;
}

.hero-text h1 { font-size: 26px; margin: 12px 0 6px; letter-spacing: -.01em; }
.hero-text p { margin: 0; color: var(--ink-2); font-size: 14px; max-width: 54ch; }

.hero-meta { display: flex; gap: 10px; flex-wrap: wrap; }
.hero-stat {
  background: rgba(255, 255, 255, .72);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 16px;
  min-width: 108px;
}
.hero-stat b { display: block; font-size: 17px; line-height: 1.25; }
.hero-stat span { font-size: 11px; color: var(--muted); }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(288px, 1fr));
  gap: 18px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  box-shadow: 0 2px 4px rgba(11, 11, 11, .04), 0 14px 34px color-mix(in srgb, var(--accent) 16%, transparent);
}
.card:focus-within { outline: 2px solid var(--accent); outline-offset: 2px; }

.card-bar { height: 4px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }

.card-body { padding: 18px 18px 6px; flex: 1; }

.card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.card-top h2 { font-size: 17px; margin: 0 0 2px; }
.card-sub { margin: 0; font-size: 12.5px; color: var(--muted); }

.card-mark {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.card-metric { margin: 18px 0 10px; display: flex; flex-direction: column; gap: 4px; min-height: 52px; }
.card-value { font-size: 23px; font-weight: 700; color: var(--accent); letter-spacing: -.02em; line-height: 1.2; }
.card-value.muted { font-size: 15px; font-weight: 600; color: var(--muted); }
.card-label { font-size: 11.5px; color: var(--muted); }

.card-chips { display: flex; flex-wrap: wrap; gap: 6px; min-height: 22px; }
.chip {
  font-size: 11.5px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--ink-2);
  border: 1px solid var(--line);
}
.chip-good { background: #e8f5f2; color: var(--good); border-color: #cfe9e3; }
.chip-bad { background: #fdeceb; color: var(--bad); border-color: #f6d4d1; }

.card-desc { font-size: 12.5px; color: var(--ink-2); margin: 12px 0 10px; line-height: 1.5; }

.card-topics { display: flex; flex-wrap: wrap; gap: 5px; }
.card-topics span {
  font-size: 11px;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: 6px;
  padding: 2px 7px;
}

.card-go {
  width: 100%;
  border: 0;
  border-top: 1px solid var(--line);
  background: transparent;
  color: var(--accent);
  font-weight: 600;
  font-size: 13px;
  padding: 12px 18px;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background .18s ease;
}
.card:hover .card-go { background: color-mix(in srgb, var(--accent) 7%, transparent); }
.card-go span { transition: transform .18s ease; }
.card:hover .card-go span { transform: translateX(3px); }

.home-foot { margin: 26px 0 0; font-size: 11.5px; color: var(--muted); text-align: center; }
.home-foot code { background: var(--surface-2); padding: 1px 6px; border-radius: 5px; }

/* โครงหลอกระหว่างรอตัวเลข */
.skeleton {
  display: block;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--surface-2) 25%, #e8e7e1 50%, var(--surface-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
}
.skeleton.big { height: 24px; width: 62%; }
.skeleton.small { height: 11px; width: 42%; }
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* แท็บใช้สีประจำ Dashboard */
.tab[aria-selected="true"] {
  background: color-mix(in srgb, var(--tab-accent, var(--brand)) 12%, #fff);
  border-color: var(--tab-accent, var(--brand));
  color: color-mix(in srgb, var(--tab-accent, var(--brand)) 80%, #000);
}
.home-tab[aria-selected="true"] { --tab-accent: var(--brand); }

/* ---------------------------------------------------------------- สถานะล็อก */
.card-locked { background: linear-gradient(180deg, var(--surface) 0%, var(--surface-2) 100%); }
.card-locked .card-mark { filter: grayscale(.55) opacity(.75); }
.card-locked .card-bar { filter: saturate(.35); }

.card-locked-mark {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-2);
}
.card-locked-mark svg { color: var(--accent); }

.card-locked .card-go { color: var(--ink-2); }
.card-locked .card-go span { display: inline-flex; }
.card:hover .card-locked-mark svg { animation: nudge .5s ease; }
@keyframes nudge { 0%, 100% { transform: rotate(0); } 30% { transform: rotate(-9deg); } 60% { transform: rotate(6deg); } }

.tab.locked::before {
  content: "";
  display: inline-block;
  width: 9px;
  height: 10px;
  margin-right: 6px;
  vertical-align: -1px;
  border: 1.5px solid currentColor;
  border-radius: 2px;
  box-shadow: inset 0 -3px 0 -1px currentColor;
  opacity: .55;
}

/* ---------------------------------------------------------------- หน้าต่างใส่รหัส */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(11, 11, 11, .45);
  backdrop-filter: blur(3px);
  display: grid;
  place-items: center;
  padding: 16px;
  animation: fade .16s ease;
}
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }

.modal {
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(11, 11, 11, .28);
  animation: rise .18s ease;
}
@keyframes rise { from { transform: translateY(10px); opacity: 0; } to { transform: none; opacity: 1; } }

.modal-bar { height: 4px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.modal-body { padding: 22px 24px 20px; }

.modal-lock {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  margin-bottom: 14px;
}

.modal-eyebrow {
  margin: 0;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--muted);
  text-transform: uppercase;
}
.modal h2 { font-size: 20px; margin: 4px 0 2px; }
.modal-sub { margin: 0 0 4px; font-size: 13px; color: var(--ink-2); }
.modal label { margin-top: 18px; }
.modal input { width: 100%; }
.modal input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }

.modal-actions { display: flex; gap: 10px; margin-top: 20px; }
.modal-actions .btn { flex: 1; margin: 0; }
.modal-actions .btn:not(.ghost) { background: var(--accent); }

.modal-note { margin: 14px 0 0; font-size: 11px; color: var(--muted); line-height: 1.5; }

/* ---------------------------------------------------------------- มือถือ */
@media (max-width: 860px) {
  .stage { flex: 1; }
  .who { display: none; }
  .topbar { flex-wrap: wrap; padding: 8px 12px; gap: 8px; }

  .home { padding: 18px 16px 28px; }
  .hero { padding: 20px 18px; margin-bottom: 18px; }
  .hero-text h1 { font-size: 21px; }
  .cards { grid-template-columns: 1fr; gap: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* ---------------------------------------------------------------- ตั้งรหัสครั้งแรก */
/* รายการเกณฑ์รหัสผ่าน ติ๊กให้เห็นระหว่างพิมพ์ */
.pw-rules {
  list-style: none;
  margin: 12px 0 0;
  padding: 12px 14px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 12.5px;
  color: var(--muted);
  text-align: left;
}
.pw-rules li { position: relative; padding-left: 22px; line-height: 1.9; }
.pw-rules li::before {
  content: "○";
  position: absolute;
  left: 4px;
  color: var(--muted);
}
.pw-rules li.ok { color: var(--good, #1f7a4d); }
.pw-rules li.ok::before { content: "●"; color: var(--good, #1f7a4d); }

.modal-foot {
  margin: 14px 0 0;
  font-size: 11.5px;
  color: var(--muted);
  line-height: 1.7;
}

/* หน้าต่างนี้ปิดเองไม่ได้ จึงไม่มีปุ่มยกเลิก ให้ปุ่มเดียวเต็มความกว้าง */
#pwForm .modal-actions { display: block; }
#pwForm .btn.block { width: 100%; }
#pwSubmit:disabled { opacity: .5; cursor: not-allowed; }