/* ════════════════════════════════════════════════════════════════════════
   enhance.css — additive layer on top of app.css
     1. Full-screen machine Details view
     2. Glassy "water bubble" AI panel + launcher
     3. Responsive polish (fits any display size)
   Loaded AFTER app.css so these rules win.
════════════════════════════════════════════════════════════════════════ */

/* ══ 1. DETAIL VIEW ═══════════════════════════════════════════════════ */
.dv-scrim {
  position: fixed; inset: 0; z-index: 140;
  background: var(--bg);
  opacity: 0; visibility: hidden;
  transition: opacity .28s var(--ease), visibility .28s var(--ease);
}
.dv-scrim.open { opacity: 1; visibility: visible; }
body.dv-locked { overflow: hidden; }

.dv-sheet {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  background: var(--bg);
  transform: translateY(14px) scale(.992);
  transition: transform .32s var(--ease);
}
.dv-scrim.open .dv-sheet { transform: none; }

/* header */
.dv-head {
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 16px 26px;
  background: var(--frost);
  backdrop-filter: blur(16px) saturate(160%); -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--border);
}
.dv-head-l { display: flex; align-items: center; gap: 14px; min-width: 0; }
.dv-back svg { transition: transform .15s; }
.dv-back:hover svg { transform: translateX(-2px); }
.dv-thumb {
  width: 44px; height: 44px; border-radius: 12px; flex-shrink: 0; display: grid; place-items: center;
  background: var(--brand-soft); color: var(--brand); border: 1px solid color-mix(in srgb, var(--brand) 22%, transparent);
}
.dv-thumb svg { width: 23px; height: 23px; stroke: currentColor; }
.dv-head-txt { min-width: 0; }
.dv-head-txt h2 { font-size: 19px; font-weight: 700; letter-spacing: -0.3px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dv-sub { font-size: 12.5px; color: var(--text-3); margin-top: 2px; }
.dv-head-actions { display: flex; align-items: center; gap: 9px; flex-shrink: 0; }
.dv-head-actions .chip { white-space: nowrap; }

/* range pills */
.dv-ranges {
  flex-shrink: 0;
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: 14px 26px 10px;
  border-bottom: 1px solid var(--hairline);
}
.dv-pill {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: inherit; font-size: 12.5px; font-weight: 600; cursor: pointer;
  color: var(--text-2); background: var(--surface-2);
  border: 1px solid var(--border); border-radius: 22px; padding: 7px 14px;
  white-space: nowrap; transition: all .15s var(--ease);
}
.dv-pill svg { width: 14px; height: 14px; stroke: currentColor; }
.dv-pill:hover { border-color: var(--border-2); color: var(--text); transform: translateY(-1px); }
.dv-pill .dv-pill-m {
  font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; font-weight: 600;
  color: var(--text-3); padding-left: 7px; border-left: 1px solid var(--border-2);
}
.dv-pill.active {
  background: var(--brand); border-color: var(--brand); color: #fff;
  box-shadow: 0 6px 16px var(--brand-soft);
}
.dv-pill.active .dv-pill-m { color: rgba(255,255,255,.78); border-left-color: rgba(255,255,255,.32); }

.dv-customwrap {
  flex-shrink: 0;
  display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap;
  padding: 6px 26px 14px;
}
.dv-customwrap .sfield { width: 170px; }

/* tabs */
.dv-tabs {
  flex-shrink: 0;
  display: flex; gap: 4px; padding: 6px 22px 0;
  border-bottom: 1px solid var(--border); overflow-x: auto;
}
.dv-tabs::-webkit-scrollbar { height: 0; }
.dv-tab {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: inherit; font-size: 13.5px; font-weight: 600; cursor: pointer;
  color: var(--text-3); background: none; border: none;
  padding: 11px 16px 13px; position: relative; white-space: nowrap; transition: color .15s;
}
.dv-tab svg { width: 17px; height: 17px; stroke: currentColor; }
.dv-tab:hover { color: var(--text); }
.dv-tab.active { color: var(--brand); }
.dv-tab.active::after {
  content: ''; position: absolute; left: 12px; right: 12px; bottom: -1px; height: 2.5px;
  background: var(--brand); border-radius: 3px 3px 0 0;
}

/* body */
.dv-body { flex: 1; overflow-y: auto; padding: 22px 26px 40px; scroll-behavior: smooth; }
.dv-body > * { max-width: 1180px; margin-left: auto; margin-right: auto; }
.dv-body .view, .dv-body .dv-grid { animation: viewIn .35s var(--ease) both; }

.dv-grid { display: grid; gap: 14px; }
.dv-grid-2 { grid-template-columns: 1fr 1fr; }
.dv-grid-3 { grid-template-columns: repeat(3, 1fr); }
.dv-grid-4 { grid-template-columns: repeat(4, 1fr); }

.dv-card-h { font-size: 14px; font-weight: 600; letter-spacing: -0.2px; margin-bottom: 14px; }
.dv-gauge-card { display: grid; place-items: center; min-height: 188px; }
.dv-break { display: flex; gap: 24px; align-items: center; }

.dv-stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.dv-stat { background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; padding: 14px; }
.dv-stat-v { font-size: 22px; font-weight: 700; line-height: 1; letter-spacing: -0.5px; }
.dv-stat-k { font-size: 11px; color: var(--text-3); margin-top: 6px; text-transform: uppercase; letter-spacing: .4px; }
.dv-bars { display: flex; flex-direction: column; gap: 12px; margin-top: 16px; }

.dv-kpi { text-align: center; padding: 18px 14px; }
.dv-kpi-v { font-size: 30px; font-weight: 700; line-height: 1; letter-spacing: -0.5px; }
.dv-kpi-l { font-size: 11.5px; color: var(--text-3); margin-top: 8px; text-transform: uppercase; letter-spacing: .5px; }

.dv-field-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.dv-field { background: var(--surface-2); border: 1px solid var(--border); border-radius: 11px; padding: 12px 14px; }
.dv-field-l { font-size: 10.5px; color: var(--text-3); text-transform: uppercase; letter-spacing: .5px; }
.dv-field-v { font-size: 15px; font-weight: 600; margin-top: 4px; }

.dv-empty {
  display: grid; place-items: center; gap: 8px; min-height: 46vh; text-align: center;
  color: var(--text-3); font-size: 15px; font-weight: 600;
}
.dv-empty svg { width: 30px; height: 30px; stroke: var(--amber); }
.dv-empty span { font-size: 12.5px; font-weight: 500; }

.dv-spinner { display: grid; place-items: center; gap: 14px; min-height: 46vh; color: var(--text-3); font-size: 13px; font-weight: 600; }
.dv-sp-ring { width: 40px; height: 40px; border: 3px solid var(--brand); border-top-color: transparent; border-radius: 50%; animation: sp .8s linear infinite; }

/* ══ 2. GLASSY AI PANEL + LAUNCHER ════════════════════════════════════ */
/* Floating launcher — glossy water bubble */
.ai-fab {
  background:
    radial-gradient(120% 120% at 32% 24%, rgba(255,255,255,.92) 0%, rgba(186,214,255,.55) 22%, rgba(59,130,246,.62) 58%, rgba(124,58,237,.66) 100%);
  border: 1px solid rgba(255,255,255,.55);
  border-radius: 50%;
  backdrop-filter: blur(6px) saturate(180%); -webkit-backdrop-filter: blur(6px) saturate(180%);
  box-shadow:
    inset 0 3px 7px rgba(255,255,255,.75),
    inset 0 -10px 18px rgba(37,99,235,.45),
    inset 0 0 0 1px rgba(255,255,255,.22),
    0 14px 34px rgba(37,99,235,.42),
    0 4px 10px rgba(8,15,30,.25);
  overflow: hidden;
}
.ai-fab::before {
  content: ''; position: absolute; top: 13%; left: 18%; width: 42%; height: 30%;
  border-radius: 50%; pointer-events: none;
  background: radial-gradient(closest-side, rgba(255,255,255,.95), rgba(255,255,255,0) 72%);
  filter: blur(.5px);
}
.ai-fab::after {
  content: ''; position: absolute; right: 16%; bottom: 14%; width: 22%; height: 16%;
  border-radius: 50%; pointer-events: none;
  background: radial-gradient(closest-side, rgba(255,255,255,.55), rgba(255,255,255,0) 70%);
}
.ai-fab svg { position: relative; z-index: 1; filter: drop-shadow(0 1px 2px rgba(8,15,30,.35)); }
.ai-fab:hover { transform: translateY(-3px) scale(1.05); box-shadow: inset 0 3px 7px rgba(255,255,255,.8), inset 0 -10px 18px rgba(37,99,235,.5), 0 20px 44px rgba(37,99,235,.5); }

/* Panel — frosted liquid glass */
.ai-panel {
  background:
    radial-gradient(140% 60% at 80% -10%, rgba(124,58,237,.20), transparent 60%),
    radial-gradient(120% 50% at 0% 0%, rgba(59,130,246,.20), transparent 55%),
    linear-gradient(160deg, rgba(255,255,255,.55), rgba(255,255,255,.20));
  backdrop-filter: blur(34px) saturate(190%); -webkit-backdrop-filter: blur(34px) saturate(190%);
  border-left: 1px solid rgba(255,255,255,.55);
  box-shadow:
    inset 1px 0 0 rgba(255,255,255,.6),
    inset 0 1px 0 rgba(255,255,255,.5),
    -28px 0 70px rgba(8,15,30,.28);
}
[data-theme="dark"] .ai-panel {
  background:
    radial-gradient(140% 60% at 80% -10%, rgba(124,58,237,.28), transparent 60%),
    radial-gradient(120% 50% at 0% 0%, rgba(59,130,246,.26), transparent 55%),
    linear-gradient(160deg, rgba(30,46,74,.62), rgba(14,24,42,.42));
  border-left: 1px solid rgba(255,255,255,.16);
  box-shadow: inset 1px 0 0 rgba(255,255,255,.16), -28px 0 70px rgba(0,0,0,.5);
}
/* glossy top sheen across the panel */
.ai-panel::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 140px; pointer-events: none;
  background: linear-gradient(180deg, rgba(255,255,255,.4), transparent);
  opacity: .6;
}
.ai-head {
  position: relative;
  background: linear-gradient(120deg, rgba(255,255,255,.32), rgba(255,255,255,.05));
  border-bottom: 1px solid rgba(255,255,255,.4);
}
[data-theme="dark"] .ai-head { background: linear-gradient(120deg, rgba(255,255,255,.10), transparent); border-bottom-color: rgba(255,255,255,.12); }

/* avatar / AI logo — matching glossy bubble */
.ai-head .ai-ava {
  background:
    radial-gradient(120% 120% at 32% 24%, rgba(255,255,255,.92) 0%, rgba(186,214,255,.5) 24%, rgba(59,130,246,.7) 60%, rgba(124,58,237,.72) 100%);
  border: 1px solid rgba(255,255,255,.6);
  box-shadow: inset 0 2px 5px rgba(255,255,255,.75), inset 0 -6px 12px rgba(37,99,235,.4), 0 6px 16px rgba(37,99,235,.34);
  position: relative; overflow: hidden;
}
.ai-head .ai-ava::before {
  content: ''; position: absolute; top: 12%; left: 18%; width: 44%; height: 30%; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(255,255,255,.95), rgba(255,255,255,0) 72%);
}
.ai-head .ai-ava svg { position: relative; z-index: 1; filter: drop-shadow(0 1px 1px rgba(8,15,30,.3)); }

/* frosted message bubbles + input to match the glass */
.ai-msg.bot { background: rgba(255,255,255,.5); border-color: rgba(255,255,255,.6); backdrop-filter: blur(8px); }
[data-theme="dark"] .ai-msg.bot { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.12); }
.ai-preset { background: rgba(255,255,255,.4); border-color: rgba(255,255,255,.5); backdrop-filter: blur(6px); }
[data-theme="dark"] .ai-preset { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.12); }
.ai-input { border-top-color: rgba(255,255,255,.4); }
[data-theme="dark"] .ai-input { border-top-color: rgba(255,255,255,.12); }
.ai-input textarea { background: rgba(255,255,255,.45); border-color: rgba(255,255,255,.55); }
[data-theme="dark"] .ai-input textarea { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.14); }
.ai-send {
  background: radial-gradient(120% 120% at 32% 24%, rgba(186,214,255,.6), rgba(37,99,235,.95));
  box-shadow: inset 0 2px 4px rgba(255,255,255,.5), 0 6px 14px rgba(37,99,235,.4);
}
.ai-scrim.open { backdrop-filter: blur(4px); }

/* ══ 3. RESPONSIVE POLISH ═════════════════════════════════════════════ */
/* fully fluid KPI strip — fills any width without manual breakpoints */
.kpi-grid { grid-template-columns: repeat(auto-fit, minmax(168px, 1fr)); }

/* fix pre-existing app.css bug: at ≤980px `.app{grid-template-columns:0 1fr}`
   plus a fixed (out-of-flow) rail leaves `.col` auto-placed into the 0px
   track → content collapses to 0 width. Give it one full-width track. */
@media (max-width: 980px) {
  .app, .app.rail-collapsed { grid-template-columns: 1fr; }
}

/* keep huge displays from over-stretching content lines */
@media (min-width: 1700px) { .page-in { max-width: 1720px; } }

@media (max-width: 1080px) {
  .dv-grid-3, .dv-grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .dv-head { padding: 13px 16px; }
  .dv-ranges, .dv-customwrap, .dv-tabs { padding-left: 16px; padding-right: 16px; }
  .dv-body { padding: 18px 16px 36px; }
  .dv-head-actions #dv-status { display: none; }
  .dv-grid-2 { grid-template-columns: 1fr; }
  .dv-break { flex-direction: column; gap: 14px; }
}
@media (max-width: 680px) {
  .dv-grid-3, .dv-grid-4 { grid-template-columns: 1fr 1fr; }
  .dv-head-txt h2 { font-size: 16px; }
  .dv-settings-label { display: none; }
  .dv-field-grid { grid-template-columns: 1fr 1fr; }
  .ai-panel { width: 100%; max-width: 100%; }
}
@media (max-width: 440px) {
  .dv-grid-3, .dv-grid-4, .dv-field-grid, .dv-stat-grid { grid-template-columns: 1fr; }
}