/* Enhydra RPO — single stylesheet. Themes via custom props on <html data-theme>. */

:root {
  --accent-1: #7c5cff;
  --accent-2: #2fa8ff;
  --accent-grad: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  --radius-l: 20px;
  --radius-m: 13px;
  --radius-s: 9px;
  --header-h: 56px;
  --ease-out: cubic-bezier(.22, .8, .26, 1);
  font-size: 16px;
}

/* Borderless design: depth comes from a 3-step surface scale (rest → raised →
   hover) + shadows, never from outlines. Inputs sit on --input-bg (recessed),
   focus is the --ring glow. */
html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0a0c10;
  --bg-grad: radial-gradient(1200px 700px at 70% -10%, #16203a66, transparent 60%),
             radial-gradient(900px 600px at -10% 110%, #2a164a4d, transparent 55%);
  --text: #e9ecf1;
  --text-dim: #9aa3b2;
  --text-faint: #5d6675;
  --surface: rgba(255, 255, 255, .055);
  --surface-2: rgba(255, 255, 255, .095);
  --surface-3: rgba(255, 255, 255, .15);
  --input-bg: rgba(5, 7, 11, .48);
  --field-bg: linear-gradient(180deg, #0e1118, #0a0c12);
  --veil-bg: rgba(10, 12, 16, .42);
  --shadow: 0 18px 50px -12px rgba(0, 0, 0, .55);
  --popup-bg: rgba(21, 24, 32, .96);
  --btn-text: #fff;
  --ring: 0 0 0 2px rgba(47, 168, 255, .45);
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #f3f5f8;
  --bg-grad: radial-gradient(1100px 650px at 75% -10%, #dbe7ff99, transparent 60%),
             radial-gradient(900px 600px at -10% 110%, #ecdcff80, transparent 55%);
  --text: #171b22;
  --text-dim: #59626f;
  --text-faint: #98a0ac;
  --surface: rgba(255, 255, 255, .82);
  --surface-2: rgba(18, 28, 48, .07);
  --surface-3: rgba(18, 28, 48, .12);
  --input-bg: #ffffff;
  --field-bg: linear-gradient(180deg, #e7eaf1, #dde2ec);
  --veil-bg: rgba(238, 241, 246, .46);
  --shadow: 0 18px 44px -16px rgba(30, 40, 70, .28);
  --popup-bg: rgba(252, 253, 255, .97);
  --btn-text: #fff;
  --ring: 0 0 0 2px rgba(47, 132, 255, .4);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg-grad), var(--bg);
  color: var(--text);
  font: 15px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
}
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
a { color: inherit; }
svg { display: block; }
[hidden] { display: none !important; }

/* ---------------------------------------------------------------- header */
.site-header {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between;
  height: var(--header-h); padding: 0 18px;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
}
.logo { display: flex; align-items: baseline; gap: 5px; text-decoration: none; font-weight: 700; font-size: 17px; letter-spacing: -.02em; direction: ltr; /* the Latin brand never flips in RTL locales */ }
.logo-a { background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.logo-b { color: var(--text); }
.logo-page { margin-inline-start: 6px; font-weight: 500; font-size: 13.5px; color: var(--text-dim); }
.logo-page:not(:empty)::before { content: "·"; margin-inline-end: 10px; color: var(--text-faint); }
.header-nav { display: flex; align-items: center; gap: 8px; }
.nav-link { font-size: 13.5px; color: var(--text-dim); text-decoration: none; padding: 6px 10px; border-radius: 8px; }
.nav-link:hover { color: var(--text); background: var(--surface-2); }
/* THE dropdown (web/js/dropdown.js): header language switcher + every tool select */
.dd { position: relative; min-width: 0; }
.dd-btn {
  display: inline-flex; align-items: center; gap: 7px;
  height: 34px; padding: 0 11px; border-radius: 9px;
  background: var(--surface-2); color: var(--text-dim);
  font-size: 13px;
  transition: color .15s, background .15s;
}
.dd-btn:hover, .dd.open .dd-btn { color: var(--text); background: var(--surface-3); }
.dd-btn:focus-visible { outline: none; box-shadow: var(--ring); }
.dd-btn svg { transition: transform .18s var(--ease-out); opacity: .7; flex: none; }
.dd.open .dd-btn svg { transform: rotate(180deg); }
.dd-cur { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dd-ico { display: inline-flex; flex: none; width: 19px; border-radius: 3px; overflow: hidden; box-shadow: 0 0 0 1px color-mix(in srgb, var(--text) 14%, transparent); }
.dd-ico:empty { display: none; }
.dd-ico svg { display: block; width: 100%; height: auto; }
/* field-style variant inside tool cards: full width, sits on the recessed input tone */
.dd-full { width: 100%; }
.dd-full .dd-btn {
  width: 100%; justify-content: space-between;
  height: auto; padding: 7px 10px;
  border-radius: var(--radius-s);
  background: var(--input-bg); color: var(--text);
  font-size: 13.5px;
}
.dd-full .dd-btn:hover, .dd-full.open .dd-btn { background: var(--input-bg); box-shadow: var(--ring); }
.dd-menu {
  position: fixed; z-index: 70; /* JS sets top/left; fixed → never clipped by panel scroll */
  max-height: min(320px, 50dvh); overflow-y: auto; scrollbar-width: thin;
  padding: 5px;
  display: grid; gap: 2px; align-content: start;
  border-radius: 12px;
  background: var(--popup-bg);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
  transform-origin: top center;
  animation: ddIn .16s var(--ease-out);
}
.dd-menu.up { transform-origin: bottom center; }
@keyframes ddIn { from { opacity: 0; transform: translateY(-5px) scale(.97); } }
.dd-menu.up { animation-name: ddInUp; }
@keyframes ddInUp { from { opacity: 0; transform: translateY(5px) scale(.97); } }
.dd-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px; border-radius: 8px;
  font-size: 13px; color: var(--text-dim); text-align: start; white-space: nowrap;
}
.dd-item:hover, .dd-item:focus-visible { background: var(--surface-2); color: var(--text); outline: none; }
.dd-item[aria-selected="true"] { color: var(--text); font-weight: 600; }
.dd-item[aria-selected="true"]::after { content: "✓"; margin-inline-start: auto; padding-inline-start: 14px; color: var(--accent-2); font-size: 12px; }
.icon-btn {
  display: grid; place-items: center; width: 34px; height: 34px;
  border-radius: 9px; color: var(--text-dim);
  background: var(--surface-2);
  transition: color .15s, background .15s, transform .15s;
}
.icon-btn:hover { color: var(--text); background: var(--surface-3); }
.icon-btn:active { transform: scale(.93); }
.icon-btn:focus-visible { outline: none; box-shadow: var(--ring); }

/* ------------------------------------------------------------- workspace */
.workspace {
  display: grid; grid-template-columns: minmax(0, 2fr) minmax(300px, 1fr);
  gap: 14px; padding: 14px 18px;
  height: calc(100dvh - var(--header-h));
  min-height: 480px;
}

/* ---------------------------------------------------------------- field */
.field {
  position: relative; overflow: hidden;
  border-radius: var(--radius-l);
  background: var(--field-bg);
  box-shadow: var(--shadow);
}
.field.drag::after {
  content: ""; position: absolute; inset: 10px; z-index: 6; pointer-events: none;
  border: 2px dashed color-mix(in srgb, var(--accent-2) 70%, transparent);
  border-radius: calc(var(--radius-l) - 6px);
}
.stage-wrap {
  position: absolute; inset: 0;
  perspective: 1150px; perspective-origin: 50% 46%;
  -webkit-mask-image: linear-gradient(180deg, transparent 0, #000 12%, #000 88%, transparent 100%);
  mask-image: linear-gradient(180deg, transparent 0, #000 12%, #000 88%, transparent 100%);
}
.stage { position: absolute; inset: 0; transform-style: preserve-3d; transform: rotateX(-9deg); }

/* Card anatomy: .tile = 3D shell (transform only, opacity stays 1 — opacity<1
   would flatten preserve-3d and kill the back face), .tf = photo side (JS dims
   it per frame), .tile::before = the card back: a soft glowing pane instead of
   a mirrored photo, so the helix silhouette reads on the far side too. */
.tile {
  position: absolute; left: 50%; top: 50%;
  border-radius: 10px;
  transform-style: preserve-3d; /* required for the back face; NO grouping props
                                   here (contain/opacity/filter force `flat`) */
  will-change: transform;
}
.tf {
  position: absolute; inset: 0;
  border-radius: inherit;
  background-color: var(--surface-2);
  background-size: cover; background-position: center;
  backface-visibility: hidden;
  box-shadow: 0 10px 28px -10px rgba(0, 0, 0, .45);
  will-change: opacity;
}
.tile::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: inherit;
  transform: rotateY(180deg);
  backface-visibility: hidden;
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--accent-1) 22%, transparent),
    color-mix(in srgb, var(--accent-2) 9%, transparent) 55%,
    color-mix(in srgb, var(--accent-1) 16%, transparent));
  box-shadow: inset 0 0 22px color-mix(in srgb, var(--accent-2) 14%, transparent);
  opacity: .32;
}
.tile.ph .tf {
  background-image: var(--ph-grad);
  box-shadow: none;
}
html[data-theme="dark"] { --ph-grad: linear-gradient(120deg, rgba(124, 92, 255, .16), rgba(47, 168, 255, .1) 55%, rgba(124, 92, 255, .14)); }
html[data-theme="light"] { --ph-grad: linear-gradient(120deg, rgba(95, 78, 200, .16), rgba(40, 120, 220, .12) 55%, rgba(95, 78, 200, .15)); }
.tile.noprev .tf { display: grid; place-items: center; }
.tile.noprev .tf::after {
  content: attr(data-ext);
  font-size: 15px; font-weight: 700; letter-spacing: .06em;
  color: var(--text-dim); text-transform: uppercase;
}
.tile.front { cursor: pointer; }
.tile.hidden-by-viewer { opacity: 0 !important; }

/* classic grid mode (toggle in the field's top-right corner) */
.grid-view {
  position: absolute; inset: 0; z-index: 4;
  overflow-y: auto; scrollbar-width: thin;
  padding: 56px 16px 16px;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px; align-content: start;
}
.field.grid-mode .stage-wrap { display: none; }
.gtile {
  position: relative; aspect-ratio: 4 / 3;
  border-radius: 10px;
  background-color: var(--surface-2);
  background-size: cover; background-position: center;
  cursor: pointer;
  transition: transform .18s var(--ease-out), box-shadow .2s, opacity .2s;
}
.gtile:hover, .gtile:focus-visible { transform: translateY(-3px) scale(1.03); box-shadow: 0 14px 30px -12px rgba(0, 0, 0, .5); outline: none; }
.gtile.noprev { display: grid; place-items: center; }
.gtile.noprev::after {
  content: attr(data-ext);
  font-size: 15px; font-weight: 700; letter-spacing: .06em;
  color: var(--text-dim); text-transform: uppercase;
}
.gtile.hidden-by-viewer { opacity: 0; }
@media (max-width: 920px) {
  .grid-view { grid-template-columns: repeat(auto-fill, minmax(108px, 1fr)); gap: 9px; padding: 56px 12px 12px; }
}

.veil {
  position: absolute; inset: 0; z-index: 5;
  display: grid; place-items: center;
  background: var(--veil-bg);
  backdrop-filter: blur(13px) saturate(1.05); -webkit-backdrop-filter: blur(13px) saturate(1.05);
  transition: opacity .55s var(--ease-out), visibility .55s;
}
.veil.gone { opacity: 0; visibility: hidden; pointer-events: none; }
.cta { text-align: center; padding: 24px; transition: transform .45s var(--ease-out), opacity .4s; }
.veil.gone .cta { transform: scale(.92); opacity: 0; }
.cta-btn {
  display: inline-flex; align-items: center; gap: 11px;
  padding: 15px 30px; border-radius: 15px;
  background: var(--accent-grad); color: var(--btn-text);
  font-size: 16.5px; font-weight: 650;
  box-shadow: 0 14px 38px -10px color-mix(in srgb, var(--accent-1) 65%, transparent);
  transition: transform .18s var(--ease-out), box-shadow .25s;
}
.cta-btn:hover { transform: translateY(-2px) scale(1.02); box-shadow: 0 20px 46px -10px color-mix(in srgb, var(--accent-1) 75%, transparent); }
.cta-btn:active { transform: scale(.97); }
.cta-hint { margin: 16px 0 4px; color: var(--text-dim); font-size: 14px; }
.cta-formats { margin: 0; color: var(--text-faint); font-size: 12.5px; }

.drop-flash {
  position: absolute; inset: 0; z-index: 7; display: grid; place-items: center;
  background: color-mix(in srgb, var(--accent-2) 12%, transparent);
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  opacity: 0; pointer-events: none; transition: opacity .2s;
  font-size: 19px; font-weight: 650; color: var(--text);
}
.field.drag .drop-flash { opacity: 1; }

.field-chips { position: absolute; left: 14px; top: 14px; z-index: 8; display: flex; gap: 8px; }
.field-chips.right { left: auto; right: 14px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  height: 34px; padding: 0 13px; border-radius: 17px;
  background: color-mix(in srgb, var(--bg) 62%, transparent);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  color: var(--text-dim);
  font-size: 13px; transition: color .15s, background .15s;
}
.chip:hover { color: var(--text); background: color-mix(in srgb, var(--bg) 82%, transparent); }
.chip:focus-visible { outline: none; box-shadow: var(--ring); }
.chip-add { width: 34px; padding: 0; justify-content: center; }

/* ---------------------------------------------------------------- viewer */
.viewer { position: absolute; inset: 0; z-index: 10; }
.viewer-back {
  position: absolute; inset: 0;
  background: color-mix(in srgb, var(--bg) 55%, transparent);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  opacity: 0; transition: opacity .3s;
}
.viewer.open .viewer-back { opacity: 1; }
.viewer-img {
  position: absolute; left: 0; top: 0;
  transform-origin: 0 0;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, .6);
  background: var(--surface-2);
}
.viewer-img.contain { object-fit: contain; background: transparent; box-shadow: none; }
.viewer-btn {
  position: absolute; z-index: 12;
  display: grid; place-items: center;
  width: 40px; height: 40px; border-radius: 50%;
  background: color-mix(in srgb, var(--bg) 65%, transparent);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  color: var(--text);
  opacity: 0; transition: opacity .25s .1s, transform .15s, background .15s;
}
.viewer.open .viewer-btn { opacity: 1; }
.viewer-btn:hover { background: color-mix(in srgb, var(--bg) 85%, transparent); transform: scale(1.06); }
.viewer-close { top: 14px; right: 14px; }
.viewer-trash { top: 14px; right: 62px; }
.viewer-prev { left: 14px; top: 50%; margin-top: -20px; }
.viewer-next { right: 14px; top: 50%; margin-top: -20px; }
.viewer-meta {
  position: absolute; z-index: 12; left: 50%; bottom: 14px; transform: translateX(-50%);
  max-width: calc(100% - 28px);
  display: flex; align-items: center; gap: 10px;
  padding: 8px 16px; border-radius: 12px;
  background: color-mix(in srgb, var(--bg) 68%, transparent);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  font-size: 12.5px; color: var(--text-dim); white-space: nowrap;
  opacity: 0; transition: opacity .25s .12s;
}
.viewer.open .viewer-meta { opacity: 1; }
.viewer-meta .vm-name { color: var(--text); font-weight: 600; overflow: hidden; text-overflow: ellipsis; max-width: 40vw; }

/* ---------------------------------------------------------------- panel */
.panel {
  display: flex; flex-direction: column; min-height: 0;
  border-radius: var(--radius-l);
  background: var(--surface);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}
.panel-scroll { flex: 1; min-height: 0; overflow-y: auto; padding: 14px; scrollbar-width: thin; }
.panel-empty { color: var(--text-faint); font-size: 13px; margin: 10px 4px 0; line-height: 1.5; }
.panel-empty.off { display: none; }

.add-tool {
  display: flex; align-items: center; justify-content: center; gap: 9px;
  width: 100%; padding: 13px; border-radius: var(--radius-m);
  background: var(--surface-2); color: var(--text-dim);
  font-weight: 600; font-size: 14px;
  transition: color .15s, background .15s;
}
.add-tool:hover { color: var(--accent-2); background: var(--surface-3); }
.add-tool:focus-visible { outline: none; box-shadow: var(--ring); }

.tool-card {
  border-radius: var(--radius-m);
  background: var(--surface-2);
  padding: 11px 12px 12px;
  margin-bottom: 10px;
  animation: cardIn .3s var(--ease-out);
}
@keyframes cardIn { from { opacity: 0; transform: translateY(8px) scale(.98); } }
.tool-card-head { display: flex; align-items: center; gap: 9px; }
.tool-card-head svg.t-ico { width: 18px; height: 18px; color: var(--text-dim); flex: none; }
.tool-card-name { font-weight: 650; font-size: 14px; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tool-card-head .mini {
  display: grid; place-items: center; width: 26px; height: 26px; border-radius: 7px;
  color: var(--text-faint); flex: none; transition: color .12s, background .12s;
}
.tool-card-head .mini:hover { color: var(--text); background: var(--surface-2); }
.tool-card-head .mini[disabled] { opacity: .3; pointer-events: none; }
.tool-card-body { margin-top: 10px; display: grid; gap: 9px; }

.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; align-items: end; }
.f-row.arrow { grid-template-columns: 1fr 16px 1fr; }
.f-arrow { color: var(--text-faint); padding-bottom: 9px; text-align: center; }
[dir="rtl"] .f-arrow { transform: scaleX(-1); } /* "from → to" arrow follows RTL reading order */
.f-field { display: grid; gap: 4px; min-width: 0; }
.f-label { font-size: 11.5px; color: var(--text-faint); letter-spacing: .01em; }
.f-label .f-val { color: var(--text-dim); float: right; font-variant-numeric: tabular-nums; }
.f-number, .f-text {
  width: 100%; padding: 7px 10px; border-radius: var(--radius-s);
  background: var(--input-bg); color: var(--text); border: 0;
  font: inherit; font-size: 13.5px;
}
.f-number:focus, .f-text:focus { outline: none; box-shadow: var(--ring); }
.f-range { width: 100%; accent-color: var(--accent-1); height: 22px; margin: 0; }
.f-check { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-dim); cursor: pointer; user-select: none; }
.f-check input { accent-color: var(--accent-1); width: 15px; height: 15px; margin: 0; cursor: pointer; }
.f-check:hover { color: var(--text); }

.panel-foot { padding: 12px 14px 14px; background: var(--surface-2); border-radius: 0 0 var(--radius-l) var(--radius-l); display: grid; gap: 9px; }
.panel-hint { margin: 0; font-size: 12px; color: var(--text-faint); text-align: center; min-height: 16px; }
.panel-hint:empty { display: none; }
.selected-chip {
  display: flex; align-items: center; justify-content: center; gap: 7px;
  font-size: 12px; color: var(--text-dim);
  padding: 6px 10px; border-radius: 9px; background: var(--surface-2);
  overflow: hidden; white-space: nowrap;
}
.selected-chip:hover { color: var(--text); }
.selected-chip b { font-weight: 600; max-width: 60%; overflow: hidden; text-overflow: ellipsis; }

.process-btn {
  position: relative; overflow: hidden;
  padding: 13px; border-radius: var(--radius-m);
  background: var(--accent-grad); color: var(--btn-text);
  font-weight: 700; font-size: 15px;
  box-shadow: 0 10px 26px -8px color-mix(in srgb, var(--accent-1) 60%, transparent);
  transition: transform .15s var(--ease-out), opacity .2s, box-shadow .2s;
}
.process-btn:hover:not(:disabled) { transform: translateY(-1px); }
.process-btn:active:not(:disabled) { transform: scale(.98); }
.process-btn:disabled { opacity: .45; cursor: not-allowed; box-shadow: none; }
.process-sec {
  padding: 10px; border-radius: var(--radius-m);
  background: var(--surface-2); color: var(--text-dim);
  font-weight: 600; font-size: 13.5px;
  transition: color .15s, background .15s;
}
.process-sec:hover { color: var(--text); background: var(--surface-3); }
.process-sec:focus-visible { outline: none; box-shadow: var(--ring); }

.progress { height: 5px; border-radius: 3px; background: var(--surface-2); overflow: hidden; }
.progress-fill {
  height: 100%; width: 0%; border-radius: 3px;
  background: var(--accent-grad);
  transition: width .25s var(--ease-out);
}
.result-card {
  display: grid; gap: 3px;
  padding: 10px 12px; border-radius: var(--radius-m);
  background: color-mix(in srgb, #22c55e 13%, transparent);
  font-size: 12.5px; color: var(--text-dim);
  animation: cardIn .3s var(--ease-out);
}
.result-card .rc-title { color: var(--text); font-weight: 650; font-size: 13.5px; }
.result-card .rc-fail { color: #f87171; }

/* ---------------------------------------------------------------- popup */
.popup-back {
  position: fixed; inset: 0; z-index: 60;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--bg) 45%, transparent);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  animation: fadeIn .2s;
}
@keyframes fadeIn { from { opacity: 0; } }
.popup {
  width: min(560px, calc(100vw - 28px)); max-height: min(640px, calc(100dvh - 40px));
  display: flex; flex-direction: column;
  border-radius: 18px; overflow: hidden;
  background: var(--popup-bg);
  backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px);
  box-shadow: 0 40px 90px -20px rgba(0, 0, 0, .55);
  animation: popIn .25s var(--ease-out);
}
@keyframes popIn { from { opacity: 0; transform: translateY(14px) scale(.97); } }
.popup-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 18px 10px; }
.popup-head h2 { margin: 0; font-size: 16px; }
.popup-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 9px;
  padding: 8px 18px 18px; overflow-y: auto; scrollbar-width: thin;
}
.popup-tool {
  display: flex; gap: 11px; align-items: flex-start; text-align: start;
  padding: 12px; border-radius: var(--radius-m);
  background: var(--surface-2);
  transition: transform .15s var(--ease-out), background .15s;
}
.popup-tool:hover:not(:disabled) { background: var(--surface-3); transform: translateY(-2px); }
.popup-tool:focus-visible { outline: none; box-shadow: var(--ring); }
.popup-tool:disabled { opacity: .42; cursor: default; }
.popup-tool svg { width: 21px; height: 21px; flex: none; margin-top: 1px; color: var(--text-dim); }
.popup-tool .pt-name { font-weight: 650; font-size: 13.5px; }
.popup-tool .pt-desc { font-size: 11.8px; color: var(--text-faint); line-height: 1.4; margin-top: 2px; }
.popup-tool .pt-added { font-size: 11px; color: var(--accent-2); margin-top: 2px; font-weight: 600; }

/* ---------------------------------------------------------------- seo & footer */
.seo { padding: 34px 18px 10px; }
.seo-inner { max-width: 740px; margin: 0 auto; color: var(--text-dim); font-size: 14.5px; content-visibility: auto; contain-intrinsic-size: 1px 1400px; }
.seo-inner h1 { color: var(--text); font-size: 26px; letter-spacing: -.02em; line-height: 1.25; margin: 0 0 14px; }
.seo-inner h2 { color: var(--text); font-size: 18px; margin: 26px 0 8px; }
.seo-inner h3 { color: var(--text); font-size: 14.5px; margin: 16px 0 4px; }
.seo-inner p { margin: 8px 0; }
.seo-inner ul, .seo-inner ol { margin: 8px 0; padding-inline-start: 22px; }
.notfound { max-width: 740px; margin: 26px auto 0; padding: 0 18px; color: #f59e0b; }

/* full-width bar, mirrors the header's glass treatment */
.site-footer {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap;
  gap: 10px 26px;
  width: 100%; margin-top: 30px; padding: 16px 18px;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  color: var(--text-faint); font-size: 12.5px;
}
.footer-brand { display: flex; align-items: center; gap: 9px; color: var(--text-dim); }
.footer-otter { flex: none; }
.footer-otter rect { stroke: var(--accent-2); }
.footer-brand-name { font-weight: 650; font-size: 13px; letter-spacing: -.01em; color: var(--text-dim); white-space: nowrap; }
.footer-stat { display: flex; align-items: baseline; gap: 7px; color: var(--text-dim); white-space: nowrap; }
.footer-stat-n {
  font-weight: 750; font-size: 17px; letter-spacing: -.01em;
  font-variant-numeric: tabular-nums;
  background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.footer-note { margin: 0; flex: 1 1 280px; }
.site-footer nav { display: flex; gap: 16px; }
.site-footer a { color: var(--text-dim); text-decoration: none; }
.site-footer a:hover { color: var(--text); }

/* ---------------------------------------------------------------- toasts */
.toasts { position: fixed; right: 16px; bottom: 16px; z-index: 80; display: grid; gap: 8px; max-width: min(360px, calc(100vw - 32px)); }
.toast {
  padding: 11px 15px; border-radius: 12px;
  background: var(--popup-bg);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow); font-size: 13.5px;
  animation: toastIn .25s var(--ease-out);
}
.toast.err { background: color-mix(in srgb, #ef4444 16%, var(--popup-bg)); }
.toast.out { opacity: 0; transform: translateY(6px); transition: opacity .3s, transform .3s; }
@keyframes toastIn { from { opacity: 0; transform: translateY(10px); } }

/* ---------------------------------------------------------------- responsive */
@media (max-width: 920px) {
  .workspace { grid-template-columns: 1fr; height: auto; }
  .field { height: 56dvh; min-height: 360px; }
  .panel { min-height: 0; }
  .panel-scroll { max-height: 48dvh; }
  .panel-foot { position: sticky; bottom: 0; z-index: 30;
    background: color-mix(in srgb, var(--bg) 93%, transparent);
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border-radius: 0 0 var(--radius-l) var(--radius-l); }
  .popup { width: 100vw; max-height: 86dvh; align-self: end; border-radius: 18px 18px 0 0; }
  .popup-back { place-items: end center; }
  .popup-grid { grid-template-columns: 1fr; }
  .viewer-meta .vm-name { max-width: 34vw; }
  .seo { padding-top: 24px; }
}
@media (max-width: 520px) {
  .site-header { padding: 0 12px; }
  .workspace { padding: 10px 12px; gap: 10px; }
  .logo-page { display: none; }
  .field { height: 52dvh; }
}

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