/* Device detail kit — matches /device.html chrome */
body{margin:0;font-family:var(--font-sans);background:var(--bg);color:var(--fg);
  -webkit-font-smoothing:antialiased;line-height:1.6;min-height:100vh}
*{box-sizing:border-box}

/* Aurora bg (shared) */
.dd-bg{position:fixed;inset:0;z-index:-2;overflow:hidden;
  background-image:
    radial-gradient(circle at 10% 10%, rgba(42,209,255,0.20), transparent 55%),
    radial-gradient(circle at 80% 0%, rgba(18,183,106,0.15), transparent 60%),
    linear-gradient(135deg, rgba(0,0,0,0.4), rgba(0,0,0,0.75));}
body.theme-light .dd-bg{background-image:linear-gradient(135deg,#f5f8fc,#e8eefa)}
.dd-bg .aurora{position:absolute;inset:0;opacity:0.5;pointer-events:none}
body.theme-light .dd-bg .aurora{opacity:1}
.dd-bg .aurora canvas{position:absolute;inset:0;width:100%;height:100%;display:block}

/* Nav (same chrome) */
.dd-nav{position:sticky;top:0;z-index:12;backdrop-filter:blur(20px);background:rgba(2,4,9,0.55);border-bottom:1px solid var(--border)}
body.theme-light .dd-nav{background:rgba(255,255,255,0.55);border-bottom:1px solid rgba(20,34,55,0.1)}
.dd-nav-inner{max-width:1400px;margin:0 auto;padding:18px 32px;display:flex;align-items:center;gap:24px}
.dd-brand{font-size:1.15rem;font-weight:700;letter-spacing:0.14em;text-transform:uppercase;color:var(--fg);text-decoration:none}
.dd-nav-links{display:flex;gap:24px;margin-left:auto;color:var(--fg-muted);font-size:0.95rem}
.dd-nav-links a{color:inherit;text-decoration:none;cursor:pointer}
.dd-nav-links a.active,.dd-nav-links a:hover{color:var(--accent)}
.dd-nav-actions{display:flex;align-items:center;gap:12px}
.dd-toggle,.dd-icon-btn{width:40px;height:40px;border-radius:50%;border:1px solid var(--border);background:var(--surface);color:var(--fg-muted);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;font-size:0.95rem}
.dd-icon-btn:hover{color:var(--accent);border-color:rgba(42,209,255,0.4)}
.dd-btn{padding:8px 16px;border-radius:999px;background:var(--surface-soft);color:var(--fg);border:1px solid var(--border);font-size:0.85rem;font-weight:600;cursor:pointer;font-family:inherit}

/* Three-column layout: nav rail | main | actions rail */
.dd-layout{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:0;max-width:1400px;margin:0 auto;padding:0 24px}
.dd-rail{position:sticky;top:80px;align-self:start;background:var(--surface-strong);border:1px solid var(--border);border-radius:var(--radius-md);padding:14px;margin:24px 12px;box-shadow:var(--shadow-card);width:88px;display:flex;flex-direction:column;gap:10px}
.dd-rail-l{align-items:flex-start}
.dd-rail-r{align-items:flex-end}
.dd-rail-label{font-size:0.65rem;text-transform:uppercase;letter-spacing:0.08em;color:var(--fg-faint);font-weight:500;margin:0 0 4px;width:100%}
.dd-rail-status{font-size:0.78rem;color:var(--fg);font-weight:500;font-family:var(--font-mono);margin:0 0 8px;width:100%;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}
.dd-rail-row{display:flex;gap:6px;align-items:center;flex-wrap:wrap}

.dd-main{padding:36px 12px 80px;display:grid;gap:36px;min-width:0}

/* Section */
.dd-section{display:grid;gap:18px}
.dd-section-header{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap}
.dd-section-header h1{font-size:2rem;margin:0;font-weight:700;line-height:1.1}
.dd-section-header h2{font-size:1.5rem;margin:0;font-weight:700;line-height:1.1}
.dd-section-header p{color:var(--fg-muted);margin:6px 0 0;max-width:600px;font-size:0.92rem}
.dd-meta{display:flex;align-items:center;gap:14px;font-size:0.85rem;color:var(--fg-muted)}

/* KPI grid (4 across) */
.dd-kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.dd-tile{background:var(--surface-strong);border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:var(--shadow-card);display:flex;flex-direction:column;gap:10px;min-height:140px}
.dd-tile-h{display:flex;justify-content:space-between;align-items:center;font-size:0.85rem;color:var(--fg-muted)}
.dd-tile-ico{color:#58ffb5;font-size:1.05rem;display:inline-flex}
.dd-tile-v{font-size:1.85rem;font-weight:700;line-height:1;margin:0;letter-spacing:-0.01em}
.dd-tile-d{font-size:0.8rem;color:var(--fg-faint);margin:0}

/* AI analysis */
.dd-ai{background:var(--surface-strong);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-card);display:grid;grid-template-columns:minmax(0, 1fr) minmax(0, 1.2fr);gap:24px}
@media (max-width: 900px){ .dd-ai{grid-template-columns:1fr} }
.dd-ai-photo{aspect-ratio:1.45;background:#0b121b;border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;display:flex;align-items:center;justify-content:center}
.dd-ai-photo img{width:100%;height:100%;object-fit:cover}
.dd-ai-right{display:grid;gap:18px}
.dd-conf-card{background:rgba(8,12,20,0.55);border:1px solid var(--border);border-radius:var(--radius-md);padding:18px;display:grid;gap:12px}
.dd-conf-card h3{margin:0;font-size:1rem;font-weight:600}
.dd-conf-row{display:grid;grid-template-columns:120px 1fr 44px;align-items:center;gap:12px;font-size:0.88rem}
.dd-conf-row .lbl{color:var(--fg-muted)}
.dd-conf-row .bar{height:8px;border-radius:999px;background:rgba(255,255,255,0.06);overflow:hidden}
.dd-conf-row .bar>div{height:100%;background:var(--accent-gradient);transition:width 0.4s ease}
.dd-conf-row .val{font-variant-numeric:tabular-nums;text-align:right;font-weight:600}

/* AI nav controls */
.dd-ai-nav{display:flex;gap:8px;align-items:center;font-size:0.82rem;color:var(--fg-muted);flex-wrap:wrap}
.dd-ai-nav .id{font-family:var(--font-mono);font-size:0.74rem;padding:2px 6px;background:var(--surface-soft);border:1px solid var(--border);border-radius:4px;color:var(--fg-muted)}
.dd-ai-nav .step{min-width:34px;height:30px;border-radius:8px;background:var(--surface-soft);border:1px solid var(--border);color:var(--fg);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;font-family:inherit;font-size:0.9rem}
.dd-ai-nav .step:disabled{opacity:0.4;cursor:not-allowed}

/* Charts grid */
.dd-charts{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.dd-chart{background:var(--surface-strong);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-card);display:grid;gap:12px;min-height:200px}
.dd-chart-h{display:flex;justify-content:space-between;align-items:baseline;color:var(--fg-muted);font-size:0.9rem}
.dd-chart-h span:first-child{color:var(--fg);font-weight:500}
.dd-chart-canvas{height:140px;border-radius:8px;background:rgba(8,12,20,0.55);position:relative;overflow:hidden}

/* Status chip */
.dd-chip{display:inline-flex;align-items:center;padding:5px 11px;border-radius:999px;font-size:0.72rem;text-transform:uppercase;letter-spacing:0.08em;border:1px solid;font-weight:500;white-space:nowrap}
.dd-chip.active{color:#2ad1ff;border-color:rgba(42,209,255,0.45);background:rgba(42,209,255,0.06)}
.dd-chip.idle{color:#ffd166;border-color:rgba(255,209,102,0.4);background:rgba(255,209,102,0.05)}
.dd-chip.offline{color:#f87171;border-color:rgba(248,113,113,0.35);background:rgba(248,113,113,0.06)}

/* Photo strip */
.dd-photos{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}
.dd-photo{aspect-ratio:16/10;border-radius:8px;background:#0b121b;border:1px solid var(--border);overflow:hidden;cursor:pointer;transition:transform 0.15s ease,border-color 0.15s ease}
.dd-photo:hover{transform:scale(1.02);border-color:rgba(42,209,255,0.4)}
.dd-photo img{width:100%;height:100%;object-fit:cover;display:block}

/* History table — same DNA as fleet table */
.dd-table-shell{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);background:var(--surface-strong);box-shadow:var(--shadow-soft)}
.dd-table{width:100%;border-collapse:collapse}
.dd-table thead{background:rgba(255,255,255,0.03);text-transform:uppercase;letter-spacing:0.08em;font-size:0.7rem}
.dd-table th{text-align:left;padding:14px 18px;color:var(--fg-muted);font-weight:500;border-bottom:1px solid var(--border)}
.dd-table td{padding:13px 18px;border-bottom:1px solid rgba(255,255,255,0.06);font-size:0.88rem;color:var(--fg-muted)}
.dd-table tbody tr:last-child td{border-bottom:0}
.dd-num{font-variant-numeric:tabular-nums;color:var(--fg)}
.dd-mono{font-family:var(--font-mono);font-size:0.78rem;color:var(--fg)}