/* ============================================================
   DLHUB — ชุดสไตล์เดียวใช้ทั้งหน้าเว็บ / หน้า passcode / หลังบ้าน
   ============================================================ */

:root {
  --bg:        #f5f6f8;
  --surface:   #ffffff;
  --surface-2: #fafbfc;
  --ink:       #151a21;
  --ink-2:     #5b6473;
  --ink-3:     #8c95a3;
  --line:      #e3e7ec;
  --line-2:    #d3d9e0;
  --accent:    #2f63e8;
  --accent-2:  #eaf0ff;
  --on-accent: #ffffff;
  --ok:        #0e9f6e;
  --danger:    #d92d20;
  --r:         10px;
  --shadow:    0 1px 2px rgba(16,24,40,.05);
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --sans: "IBM Plex Sans Thai", "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: light;
}

[data-theme="dark"] {
  --bg:        #0d1016;
  --surface:   #151a21;
  --surface-2: #1a2029;
  --ink:       #e7ebf1;
  --ink-2:     #96a0ae;
  --ink-3:     #6c7684;
  --line:      #242b36;
  --line-2:    #313a47;
  --accent:    #6a94f7;
  --accent-2:  #1b2740;
  --on-accent: #0b0e13;
  --ok:        #34d399;
  --danger:    #f87171;
  --shadow:    none;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.wrap { width: min(1120px, 100% - 40px); margin-inline: auto; }

/* ---------- ปุ่ม ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  height: 38px; padding: 0 15px;
  border: 1px solid var(--line-2);
  border-radius: var(--r);
  background: var(--surface);
  color: var(--ink);
  font: 500 14px/1 var(--sans);
  cursor: pointer;
  transition: background .12s, border-color .12s, transform .06s;
}
.btn:hover { background: var(--surface-2); border-color: var(--ink-3); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent); filter: brightness(1.08); border-color: var(--accent); }
.btn-danger { color: var(--danger); border-color: var(--line-2); }
.btn-danger:hover { background: color-mix(in srgb, var(--danger) 10%, transparent); border-color: var(--danger); }
.btn-sm { height: 32px; padding: 0 11px; font-size: 13px; }
.btn-icon { width: 38px; padding: 0; }

/* ---------- ส่วนหัว ---------- */
.hdr {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.hdr-in { display: flex; align-items: center; gap: 14px; height: 62px; }
.brand {
  display: flex; align-items: center; gap: 9px;
  font-weight: 600; font-size: 16px; color: var(--ink); letter-spacing: -.01em;
}
.brand:hover { text-decoration: none; }
.latch {
  width: 15px; height: 15px; border-radius: 4px;
  border: 2px solid var(--accent);
  position: relative; flex: none;
}
.latch::after {
  content: ""; position: absolute; inset: 3px 3px auto 3px; height: 2px;
  background: var(--accent); border-radius: 2px;
}
.hdr-spacer { flex: 1; }

.session-chip {
  display: inline-flex; align-items: center; gap: 6px;
  height: 30px; padding: 0 10px;
  border: 1px solid var(--line); border-radius: 999px;
  background: var(--surface);
  font: 500 12px/1 var(--mono); color: var(--ink-2);
  white-space: nowrap;
}
.session-chip .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--ok);
}
@media (max-width: 720px) { .session-chip { display: none; } }

/* ---------- แถบค้นหา + หมวด ---------- */
.toolbar { padding: 26px 0 18px; }
.toolbar h1 {
  margin: 0 0 4px; font-size: 26px; font-weight: 600; letter-spacing: -.02em;
}
.toolbar .sub { margin: 0 0 18px; color: var(--ink-2); font-size: 14px; }

.controls { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.search {
  flex: 1 1 260px; position: relative;
}
.search input {
  width: 100%; height: 40px; padding: 0 12px 0 36px;
  border: 1px solid var(--line-2); border-radius: var(--r);
  background: var(--surface); color: var(--ink);
  font: 400 14px/1 var(--sans);
}
.search input::placeholder { color: var(--ink-3); }
.search input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-2); }
.search svg { position: absolute; left: 11px; top: 11px; color: var(--ink-3); }

.cats { display: flex; gap: 6px; overflow-x: auto; padding: 14px 0 2px; scrollbar-width: none; }
.cats::-webkit-scrollbar { display: none; }
.chip {
  flex: none; height: 30px; padding: 0 12px;
  border: 1px solid var(--line); border-radius: 999px;
  background: var(--surface); color: var(--ink-2);
  font: 500 13px/28px var(--sans); cursor: pointer; white-space: nowrap;
}
.chip:hover { border-color: var(--ink-3); color: var(--ink); }
.chip[aria-pressed="true"] {
  background: var(--accent); border-color: var(--accent); color: var(--on-accent);
}

/* ---------- กริดการ์ด ---------- */
.grid {
  display: grid; gap: 14px; padding: 8px 0 30px;
  grid-template-columns: repeat(auto-fill, minmax(268px, 1fr));
}
.grid.is-loading { opacity: .45; pointer-events: none; transition: opacity .12s; }

.card {
  display: flex; flex-direction: column;
  border: 1px solid var(--line); border-radius: var(--r);
  background: var(--surface); box-shadow: var(--shadow);
  overflow: hidden;
  transition: border-color .14s, transform .14s;
}
.card:hover { border-color: var(--line-2); transform: translateY(-2px); }

.card-thumb {
  aspect-ratio: 16 / 9; background: var(--surface-2);
  border-bottom: 1px solid var(--line);
  display: grid; place-items: center; overflow: hidden;
}
.card-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card-thumb .ph {
  font: 600 24px/1 var(--mono); color: var(--ink-3);
  letter-spacing: .04em;
}

.card-body { padding: 13px 14px 0; flex: 1; }
.card-cat {
  font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 6px; display: block;
}
.card h3 {
  margin: 0 0 5px; font-size: 15.5px; font-weight: 600; letter-spacing: -.01em;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.card p {
  margin: 0; color: var(--ink-2); font-size: 13.5px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  min-height: 2.7em;
}

/* แถบข้อมูลจริง: เวอร์ชัน · ขนาด · ยอดโหลด */
.card-meta {
  display: flex; align-items: center; gap: 8px;
  margin: 12px 14px 0; padding: 8px 0;
  border-top: 1px dashed var(--line);
  font: 500 11.5px/1 var(--mono); color: var(--ink-3);
}
.card-meta b { color: var(--ink-2); font-weight: 500; }
.card-meta .sep { opacity: .45; }

.card-foot { padding: 4px 14px 14px; }
.card-foot .btn { width: 100%; }

/* ---------- โหลดเพิ่ม / ว่างเปล่า ---------- */
.more { display: flex; justify-content: center; padding: 4px 0 50px; }
.empty {
  grid-column: 1 / -1; text-align: center; padding: 60px 20px;
  border: 1px dashed var(--line-2); border-radius: var(--r); color: var(--ink-2);
}
.empty strong { display: block; color: var(--ink); margin-bottom: 4px; }

/* ---------- footer ---------- */
.ftr {
  border-top: 1px solid var(--line); padding: 22px 0;
  color: var(--ink-3); font-size: 13px;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}

/* ============================================================
   หน้า PASSCODE
   ============================================================ */
.auth-body {
  min-height: 100dvh; display: grid; place-items: center; padding: 24px;
  background:
    radial-gradient(1px 1px at 20% 30%, var(--line-2) 50%, transparent 51%),
    radial-gradient(1px 1px at 70% 65%, var(--line-2) 50%, transparent 51%),
    var(--bg);
  background-size: 26px 26px, 26px 26px, auto;
}
.auth-wrap { width: min(420px, 100%); }
.auth-card {
  border: 1px solid var(--line); border-radius: 16px;
  background: var(--surface); box-shadow: var(--shadow);
  padding: 34px 30px 28px; text-align: center;
  animation: rise .35s cubic-bezier(.2,.7,.3,1) both;
}
@keyframes rise { from { opacity: 0; transform: translateY(10px); } }

.auth-brand {
  display: inline-flex; align-items: center; gap: 9px;
  font-weight: 600; font-size: 15px; margin-bottom: 22px;
}
.auth-card h1 { margin: 0 0 6px; font-size: 20px; font-weight: 600; letter-spacing: -.02em; }
.auth-card .lead { margin: 0 0 24px; color: var(--ink-2); font-size: 13.5px; }

/* ช่องรหัส 6 ช่อง */
.pc {
  display: flex; gap: 8px; justify-content: center; margin-bottom: 8px;
  direction: ltr;
}
.pc input {
  width: 48px; height: 58px; padding: 0;
  border: 1px solid var(--line-2); border-radius: 12px;
  background: var(--surface-2); color: var(--ink);
  font: 600 22px/1 var(--mono); text-align: center;
  caret-color: var(--accent);
  transition: border-color .12s, box-shadow .12s, background .12s;
}
.pc input:focus {
  outline: none; background: var(--surface);
  border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-2);
}
.pc input.filled { border-color: var(--ink-3); }
@media (max-width: 400px) {
  .pc { gap: 6px; }
  .pc input { width: 42px; height: 52px; font-size: 19px; }
}

.pc.err { animation: shake .4s; }
@keyframes shake {
  10%, 90% { transform: translateX(-2px); }
  20%, 80% { transform: translateX(4px); }
  30%, 50%, 70% { transform: translateX(-6px); }
  40%, 60% { transform: translateX(6px); }
}
.pc.err input { border-color: var(--danger); }

.pc.ok input {
  border-color: var(--ok);
  animation: pop .3s cubic-bezier(.3,1.4,.5,1) both;
}
.pc.ok input:nth-child(1) { animation-delay: 0ms }
.pc.ok input:nth-child(2) { animation-delay: 40ms }
.pc.ok input:nth-child(3) { animation-delay: 80ms }
.pc.ok input:nth-child(4) { animation-delay: 120ms }
.pc.ok input:nth-child(5) { animation-delay: 160ms }
.pc.ok input:nth-child(6) { animation-delay: 200ms }
@keyframes pop { 50% { transform: translateY(-6px); } }

.auth-error {
  min-height: 20px; margin: 6px 0 0;
  color: var(--danger); font-size: 13px; opacity: 0;
  transition: opacity .15s;
}
.auth-error.show { opacity: 1; }

.auth-hint {
  margin: 20px 0 0; padding-top: 18px; border-top: 1px solid var(--line);
  color: var(--ink-3); font-size: 12.5px; text-align: center;
}
.auth-hint code {
  font: 500 12px/1 var(--mono); background: var(--surface-2);
  padding: 2px 5px; border-radius: 4px; border: 1px solid var(--line);
}

.auth-theme {
  display: flex; justify-content: center; margin-top: 16px;
}

.spinner {
  width: 15px; height: 15px; border-radius: 50%;
  border: 2px solid currentColor; border-right-color: transparent;
  animation: spin .6s linear infinite; display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.setup-form { text-align: left; display: grid; gap: 14px; }

/* ============================================================
   หลังบ้าน
   ============================================================ */
.adm-main { padding: 24px 0 60px; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 22px; }
.stat {
  border: 1px solid var(--line); border-radius: var(--r);
  background: var(--surface); padding: 14px 16px;
}
.stat .k { font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.stat .v { font: 600 24px/1.3 var(--mono); color: var(--ink); }

.adm-bar {
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 14px;
}
.adm-bar .search { flex: 1 1 220px; }

.tbl-box { border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); overflow: hidden; }
table.tbl { width: 100%; border-collapse: collapse; }
.tbl th {
  text-align: left; padding: 11px 14px;
  font: 500 11px/1 var(--mono); letter-spacing: .07em; text-transform: uppercase;
  color: var(--ink-3); background: var(--surface-2); border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.tbl td { padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl tr:hover td { background: var(--surface-2); }
.tbl .thumb {
  width: 52px; height: 34px; border-radius: 6px; object-fit: cover;
  border: 1px solid var(--line); background: var(--surface-2); display: block;
}
.tbl .name { font-weight: 500; }
.tbl .num { font: 500 13px/1 var(--mono); color: var(--ink-2); }
.tbl .acts { display: flex; gap: 6px; justify-content: flex-end; }
.tbl-scroll { overflow-x: auto; }

.badge {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font: 500 11px/18px var(--mono); border: 1px solid var(--line-2); color: var(--ink-2);
}
.badge.on { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }

/* ฟอร์ม */
.fld { display: grid; gap: 6px; }
.fld > span { font-size: 13px; font-weight: 500; color: var(--ink-2); }
.fld input[type=text], .fld input[type=password], .fld input:not([type]), .fld textarea, .fld select {
  width: 100%; padding: 9px 11px;
  border: 1px solid var(--line-2); border-radius: var(--r);
  background: var(--surface); color: var(--ink);
  font: 400 14px/1.5 var(--sans);
}
.fld textarea { min-height: 96px; resize: vertical; }
.fld input:focus, .fld textarea:focus, .fld select:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-2);
}
.fld .note { font-size: 12px; color: var(--ink-3); }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .row2 { grid-template-columns: 1fr; } }

/* กล่องอัปโหลด */
.drop {
  border: 1px dashed var(--line-2); border-radius: var(--r);
  background: var(--surface-2); padding: 16px; text-align: center;
  cursor: pointer; transition: border-color .12s, background .12s;
}
.drop:hover, .drop.over { border-color: var(--accent); background: var(--accent-2); }
.drop .lbl { font-size: 13px; color: var(--ink-2); }
.drop .lbl b { color: var(--accent); }
.drop input[type=file] { display: none; }
.drop img.prev { max-height: 120px; border-radius: 8px; margin-bottom: 8px; }
.bar { height: 4px; border-radius: 4px; background: var(--line); overflow: hidden; margin-top: 10px; display: none; }
.bar.show { display: block; }
.bar i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .15s; }
.filechip {
  display: flex; align-items: center; gap: 8px; justify-content: center;
  font: 500 12.5px/1 var(--mono); color: var(--ink-2); word-break: break-all;
}

/* modal */
.modal {
  position: fixed; inset: 0; z-index: 90;
  background: color-mix(in srgb, #0b0e13 55%, transparent);
  display: grid; place-items: start center; padding: 24px 16px; overflow-y: auto;
  animation: fade .15s;
}
@keyframes fade { from { opacity: 0; } }
.modal[hidden] { display: none; }
.modal-card {
  width: min(660px, 100%);
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  animation: rise .2s cubic-bezier(.2,.7,.3,1) both;
}
.modal-hd {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px; border-bottom: 1px solid var(--line);
}
.modal-hd h2 { margin: 0; font-size: 16px; font-weight: 600; }
.modal-bd { padding: 18px; display: grid; gap: 14px; }
.modal-ft {
  display: flex; justify-content: flex-end; gap: 8px;
  padding: 14px 18px; border-top: 1px solid var(--line);
}
.x { border: 0; background: none; color: var(--ink-3); font-size: 22px; cursor: pointer; line-height: 1; }
.x:hover { color: var(--ink); }

/* toast */
.toasts { position: fixed; right: 16px; bottom: 16px; z-index: 100; display: grid; gap: 8px; }
.toast {
  padding: 10px 14px; border-radius: var(--r);
  border: 1px solid var(--line-2); background: var(--surface); color: var(--ink);
  font-size: 13.5px; box-shadow: 0 4px 16px rgba(16,24,40,.12);
  animation: rise .2s both;
}
.toast.bad { border-color: var(--danger); color: var(--danger); }
.toast.good { border-color: var(--ok); }

/* switch */
.sw { display: flex; align-items: center; gap: 9px; font-size: 13.5px; color: var(--ink-2); cursor: pointer; }
.sw input { position: absolute; opacity: 0; }
.sw i {
  width: 38px; height: 22px; border-radius: 999px; background: var(--line-2);
  position: relative; transition: background .15s; flex: none;
}
.sw i::after {
  content: ""; position: absolute; top: 3px; left: 3px;
  width: 16px; height: 16px; border-radius: 50%; background: #fff;
  transition: transform .15s;
}
.sw input:checked + i { background: var(--accent); }
.sw input:checked + i::after { transform: translateX(16px); }
.sw input:focus-visible + i { box-shadow: 0 0 0 3px var(--accent-2); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}