:root {
  color-scheme: dark;
  --bg: #0b0b0c;
  --surface: #121214;
  --surface-soft: #17171a;
  --surface-raised: #1d1d20;
  --line: rgba(255, 255, 255, .075);
  --line-strong: rgba(255, 255, 255, .13);
  --text: #f6f5f3;
  --muted: #a3a0a0;
  --dim: #6d6a6a;
  --accent: #ff6b18;
  --accent2: #ff8b4a;
  --accent-soft: rgba(255, 107, 24, .13);
  --accent-faint: rgba(255, 107, 24, .06);
  --ink: #1a0900;
  --success: #ff8b4a;
  --danger: #ff6978;
  --focus: rgba(255, 107, 24, .34);
  --radius-xs: 8px;
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 26px;
  --shadow-soft: 0 24px 70px rgba(0, 0, 0, .34);
  --shadow-float: 0 34px 100px rgba(0, 0, 0, .52);
}

html { background: var(--bg); }

html,
body {
  font-family: "LINE Seed Sans TH", var(--font-ui);
}

body {
  background:
    radial-gradient(circle at 13% 10%, rgba(255, 107, 24, .075), transparent 26rem),
    radial-gradient(circle at 86% 24%, rgba(255, 255, 255, .025), transparent 30rem),
    var(--bg);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .32;
  background-image: radial-gradient(rgba(255, 255, 255, .11) .55px, transparent .55px);
  background-size: 5px 5px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

.ambient { display: none; }

.topbar,
footer {
  width: min(1280px, calc(100% - 48px));
  max-width: 1280px;
}

.topbar {
  min-height: 72px;
  margin-top: 18px;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(18, 18, 20, .78);
  box-shadow: 0 12px 40px rgba(0, 0, 0, .18);
  backdrop-filter: blur(20px) saturate(125%);
}

.brand { gap: 11px; }
.brand-mark {
  width: 38px;
  height: 38px;
  padding: 6px;
  border: 0;
  border-radius: 11px;
  background: var(--accent-soft);
  transform: none;
}
.brand-mark img { transform: none; }
.brand b {
  font-family: "LINE Seed Sans TH", var(--font-ui);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -.015em;
}
.brand small {
  margin-top: 3px;
  color: var(--dim);
  font-size: 8px;
  letter-spacing: .16em;
}

.topbar nav { gap: 8px; }
.icon-button,
.language,
.online {
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255, 255, 255, .025);
}
.icon-button { min-height: 38px; padding-inline: 13px; }
.icon-button:hover { border-color: var(--line-strong); background: rgba(255, 255, 255, .045); }
.language { padding: 3px; }
.language button {
  min-width: 42px;
  min-height: 30px;
  border-radius: 8px;
  color: var(--dim);
  font-family: "LINE Seed Sans TH", var(--font-ui);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0;
}
.language button.active { color: #fff; background: var(--accent); box-shadow: 0 5px 16px rgba(255, 107, 24, .22); }
.online { min-height: 38px; padding-inline: 13px; color: var(--muted); }
.online i { width: 6px; height: 6px; background: #6ddca0; box-shadow: 0 0 0 4px rgba(109, 220, 160, .09); }

main {
  width: min(1240px, calc(100% - 48px)) !important;
  max-width: 1240px;
  grid-template-columns: minmax(330px, 410px) minmax(620px, 730px);
  gap: clamp(52px, 7vw, 104px);
  min-height: calc(100vh - 170px);
  padding: 76px 0 92px;
}

.intro { max-width: 410px; }
.node-badge {
  width: fit-content;
  margin-bottom: 24px;
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, .025);
}
.node-badge .pulse { background: var(--accent); box-shadow: 0 0 0 5px var(--accent-soft); }
.intro h1,
[lang="th"] .intro h1 {
  max-width: 410px;
  font-size: clamp(51px, 5vw, 70px);
  line-height: .98;
  font-weight: 800;
  letter-spacing: -.045em;
}
.intro h1 > span:first-child { color: var(--accent); }
.intro h1 > span:last-child { color: var(--text); }
.lead { margin: 24px 0 30px; color: var(--muted); font-size: 15px; line-height: 1.75; }

.trust-row {
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, .018);
}
.trust-row > span { padding: 15px 16px; color: var(--text); }
.trust-row > span + span { border-color: var(--line); }
.trust-row small { margin-top: 6px; color: var(--dim); }

.gateway-visual,
.product-guide {
  width: 100%;
  margin-top: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, rgba(255, 255, 255, .028), rgba(255, 255, 255, .01));
}
.gateway-visual::before,
.gateway-visual::after,
.product-guide::before,
.product-guide::after { display: none; }
.guide-head { color: var(--dim); }
.guide-head strong { color: var(--accent); }
.mouse-shell { border-color: rgba(255, 255, 255, .18); }
.mouse-shell i { background: rgba(255, 255, 255, .16); }
.mouse-shell b,
.mouse-shell em,
.numpad-grid kbd {
  border-color: var(--line-strong);
  border-radius: 7px;
  background: rgba(255, 255, 255, .035);
}

.glass,
.console {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(18, 18, 20, .9);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px) saturate(120%);
}

body:has(#login-view:not(.hidden)) main {
  width: min(460px, calc(100% - 32px)) !important;
  min-height: 100vh;
  padding: 28px 0;
}
body:has(#login-view:not(.hidden)) .auth-card,
.auth-card {
  padding: 42px;
  border-color: var(--line-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
}
.card-head { padding-bottom: 17px; border-color: var(--line); color: var(--dim); }
.access-icon,
.panel-icon {
  border: 0;
  border-radius: 9px;
  color: var(--accent);
  background: var(--accent-soft);
}
.auth-card h2 { margin-top: 30px; font-size: 30px; font-weight: 800; letter-spacing: -.025em; }
.auth-card > p { color: var(--muted); font-size: 14px; }
.auth-card form > label { color: var(--muted); font-size: 13px; }
.key-field {
  min-height: 58px;
  border-color: var(--line-strong);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, .025);
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.key-field:focus-within { border-color: var(--accent); background: var(--accent-faint); box-shadow: 0 0 0 4px var(--accent-soft); }
.key-field span { color: var(--accent); border-color: var(--line); }
.key-field input { font-family: var(--font-code); font-size: 13px; }
.auth-actions { gap: 10px; margin-top: 16px; }
.primary,
.secondary,
.ghost,
.step,
.preset { border-radius: var(--radius-xs); }
.primary,
.secondary { transition: transform .18s ease, border-color .18s ease, background .18s ease, box-shadow .18s ease; }
.primary { color: #fff; background: var(--accent); }
.primary:hover:not(:disabled) { background: var(--accent2); box-shadow: 0 9px 28px rgba(255, 107, 24, .22); transform: translateY(-1px); }
.secondary { border-color: var(--line-strong); color: var(--text); background: rgba(255, 255, 255, .025); }
.secondary:hover { border-color: rgba(255, 255, 255, .22); background: rgba(255, 255, 255, .055); }
.auth-actions .primary,
.auth-actions .secondary { min-height: 48px; font-size: 13px; }

.console { overflow: hidden; padding: 0; }
.console-heading { padding: 34px 148px 18px 34px; }
.console-heading h2 { margin-top: 10px; font-size: 30px; font-weight: 800; letter-spacing: -.035em; }
.console-kicker { color: var(--accent); }
.license-strip {
  margin: 0 34px 8px;
  overflow: visible;
  border-color: var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, .025);
  box-shadow: none;
}
.license-strip > * { border-color: var(--line); }
.license-strip strong,
.expiry { color: var(--muted); }
.status-dot { width: 7px; height: 7px; background: #6ddca0; box-shadow: 0 0 0 5px rgba(109, 220, 160, .09); }
.license-strip .ghost {
  top: 34px;
  right: 34px;
  border-color: var(--line);
  border-radius: 9px;
  background: rgba(255, 255, 255, .025);
}

.console-grid { padding: 0 34px; }
.panel { padding: 26px 0 28px; }
.console .glass { border-radius: 0; background: transparent; backdrop-filter: none; }
.panel-title { margin-bottom: 22px; padding-bottom: 16px; border-color: var(--line); }
.panel-title h2 { font-size: 18px; font-weight: 800; }
.panel-title p { color: var(--dim); }
.aim-groups { gap: 34px; }
.aim-group {
  min-width: 0;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, .018);
}
.aim-group-title { margin-bottom: 24px; }
.aim-group-title > span,
.preset-index {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  color: var(--accent);
  background: var(--accent-soft);
}
.aim-group-title b { color: var(--text); font-size: 13px; }
.aim-group-title small { color: var(--dim); }

.range-row { margin-bottom: 26px; }
.range-row:last-child { margin-bottom: 0; }
.range-head { margin-bottom: 11px; color: var(--muted); }
.range-head label { font-size: 13px; }
.range-head output {
  display: grid;
  place-items: center;
  min-width: 38px;
  height: 30px;
  padding: 0 9px;
  border: 1px solid rgba(255, 107, 24, .22);
  border-radius: 8px;
  color: var(--accent);
  background: var(--accent-faint);
  font-size: 14px;
  font-weight: 700;
}
.range-line { grid-template-columns: 38px minmax(0, 1fr) 38px; gap: 10px; align-items: start; }
.slider-shell { min-width: 0; padding-top: 3px; }
.step {
  width: 38px;
  height: 38px;
  border: 1px solid var(--line-strong);
  border-radius: 11px;
  color: var(--muted);
  background: rgba(255, 255, 255, .028);
  font-size: 19px;
  transition: border-color .18s ease, color .18s ease, background .18s ease, transform .18s ease;
}
.step:hover { border-color: rgba(255, 107, 24, .36); color: var(--accent); background: var(--accent-faint); transform: translateY(-1px); }
.step:active { transform: translateY(0) scale(.96); }

input[type="range"] {
  --range-progress: 0%;
  width: 100%;
  height: 26px;
  margin: 0;
  appearance: none;
  background: transparent;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 7px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent) 0 var(--range-progress), #303034 var(--range-progress) 100%);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, .45);
}
input[type="range"]::-webkit-slider-thumb {
  width: 20px;
  height: 20px;
  margin-top: -6.5px;
  appearance: none;
  border: 4px solid var(--surface);
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 1px rgba(255, 107, 24, .5), 0 5px 14px rgba(0, 0, 0, .5);
  transition: transform .15s ease, box-shadow .15s ease;
}
input[type="range"]:hover::-webkit-slider-thumb { transform: scale(1.08); box-shadow: 0 0 0 4px var(--accent-soft), 0 5px 16px rgba(0, 0, 0, .5); }
input[type="range"]:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 5px var(--focus), 0 5px 16px rgba(0, 0, 0, .5); }
input[type="range"]::-moz-range-track { height: 7px; border: 0; border-radius: 999px; background: #303034; }
input[type="range"]::-moz-range-progress { height: 7px; border-radius: 999px; background: var(--accent); }
input[type="range"]::-moz-range-thumb { width: 13px; height: 13px; border: 4px solid var(--surface); border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 1px rgba(255, 107, 24, .5); }
.range-scale { display: flex; justify-content: space-between; margin-top: -1px; color: #565458; font: 600 8px/1 var(--font-code); letter-spacing: .04em; }

.presets { margin-top: 28px; padding-top: 22px; border-color: var(--line); }
#preset-buttons { gap: 9px; }
.preset {
  min-height: 58px;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255, 255, 255, .018);
  text-align: left;
}
.preset:hover { border-color: var(--line-strong); background: rgba(255, 255, 255, .04); }
.preset.selected { color: #fff; border-color: rgba(255, 107, 24, .38); background: var(--accent-soft); }

.visual-settings-grid { gap: 0 24px; border-color: var(--line); }
.visual-cell { min-height: 66px; padding: 12px 2px; border-color: var(--line); }
.visual-cell label { color: var(--text); font-size: 13px; font-weight: 700; }
.visual-cell small { color: var(--dim); }
.switch { width: 42px; height: 24px; border-color: var(--line-strong); border-radius: 999px; background: #29292d; }
.switch::before { width: 16px; height: 16px; border-radius: 50%; background: #858188; }
.switch:checked { border-color: rgba(255, 107, 24, .4); background: var(--accent-soft); }
.switch:checked::before { background: var(--accent); box-shadow: 0 3px 10px rgba(255, 107, 24, .3); }
.visual-cell input[type="color"] { width: 38px; height: 38px; border-color: var(--line); border-radius: 10px; background: rgba(255, 255, 255, .025); }
.color-value output { color: var(--dim); }

.actions { gap: 10px; margin: 0 34px 34px; }
.change-state { color: var(--dim); }
.actions .primary,
.actions .secondary { min-height: 48px; border-radius: 11px; }

footer { color: var(--dim); border-color: var(--line); }
dialog {
  width: min(590px, calc(100% - 32px));
  padding: 30px;
  border-color: var(--line-strong);
  border-radius: var(--radius-lg);
  background: #151517;
  box-shadow: var(--shadow-float);
}
dialog::backdrop { background: rgba(4, 4, 5, .78); backdrop-filter: blur(12px); }
.dialog-close { border-color: var(--line); border-radius: 10px; background: rgba(255, 255, 255, .025); }
.hotkey-list p { border-color: var(--line); border-radius: 11px; background: rgba(255, 255, 255, .025); }
.hotkey-list kbd { border: 0; border-radius: 7px; color: var(--accent); background: var(--accent-soft); }
.toast { border-color: var(--line-strong); border-radius: 13px; background: #1b1b1e; box-shadow: var(--shadow-soft); }

@media (max-width: 1100px) {
  main {
    width: min(760px, calc(100% - 48px)) !important;
    grid-template-columns: minmax(0, 1fr);
    gap: 44px;
  }
  .intro { max-width: 760px; }
  .intro h1,
  [lang="th"] .intro h1 { max-width: 680px; }
}

@media (max-width: 700px) {
  .topbar,
  main,
  footer { width: min(100% - 28px, 1280px); }
  .topbar { margin-top: 12px; border-radius: 15px; }
  main { width: min(100% - 28px, 760px) !important; padding: 42px 0 60px; }
  body:has(#login-view:not(.hidden)) main { width: min(460px, calc(100% - 24px)) !important; padding: 12px 0; }
  .intro h1,
  [lang="th"] .intro h1 { font-size: clamp(44px, 13vw, 58px); }
  .glass,
  .console,
  .auth-card { border-radius: 20px; }
  .auth-card { padding: 34px 28px; }
  .console-heading { padding: 28px 24px 16px; }
  .license-strip { margin-inline: 24px; }
  .console-grid { padding-inline: 24px; }
  .aim-group { padding: 18px; }
  .actions { margin-inline: 24px; margin-bottom: 24px; }
  .range-line { grid-template-columns: 40px minmax(0, 1fr) 40px; gap: 9px; }
  .step { width: 40px; height: 40px; }
}

@media (max-width: 430px) {
  .brand small { display: none; }
  .brand-mark { width: 34px; height: 34px; }
  .topbar { padding: 10px; }
  .auth-card { padding: 28px 20px; }
  .card-head { gap: 6px; }
  .auth-language { margin-left: auto; }
  .aim-group { padding: 16px 14px; }
  .range-line { grid-template-columns: 38px minmax(0, 1fr) 38px; gap: 7px; }
  .step { width: 38px; height: 38px; }
  dialog { padding: 24px 20px; border-radius: 20px; }
}

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