:root {
--ok: #34d399;
--bad: #f87171;
--warn: #fbbf24;
--ease: cubic-bezier(0.22, 1, 0.36, 1);
--transition-theme: background-color 0.45s var(--ease), color 0.45s var(--ease), border-color 0.45s var(--ease);
}

html[data-theme="ocean"] {
  --bg: #070b14;
  --bg-grad: radial-gradient(1200px 600px at 10% -10%, rgba(56,189,248,.18), transparent 55%), radial-gradient(900px 500px at 90% 0%, rgba(129,140,248,.14), transparent 50%), #070b14;
  --panel: rgba(15, 23, 42, 0.78);
  --panel-2: rgba(30, 41, 59, 0.65);
  --border: rgba(148, 163, 184, 0.12);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent2: #818cf8;
  --accent-soft: rgba(56, 189, 248, 0.12);
  --accent-border: rgba(56, 189, 248, 0.25);
  --ram-grad: linear-gradient(90deg, #38bdf8, #818cf8);
  --shadow: 0 18px 50px rgba(0,0,0,.45);
  --topbar-bg: rgba(8, 12, 22, 0.72);
}

html[data-theme="aurora"] {
  --bg: #0a0612;
  --bg-grad: radial-gradient(1000px 500px at 20% 0%, rgba(167,139,250,.22), transparent 55%), radial-gradient(800px 480px at 80% 10%, rgba(45,212,191,.16), transparent 50%), #0a0612;
  --panel: rgba(24, 16, 40, 0.82);
  --panel-2: rgba(40, 28, 62, 0.7);
  --border: rgba(196, 181, 253, 0.14);
  --text: #ede9fe;
  --muted: #a8a3c4;
  --accent: #2dd4bf;
  --accent2: #a78bfa;
  --accent-soft: rgba(167, 139, 250, 0.14);
  --accent-border: rgba(45, 212, 191, 0.28);
  --ram-grad: linear-gradient(90deg, #2dd4bf, #a78bfa);
  --shadow: 0 18px 50px rgba(0,0,0,.5);
  --topbar-bg: rgba(14, 8, 24, 0.78);
}
html[data-theme="forest"] {
  --bg: #061208;
  --bg-grad: radial-gradient(1100px 520px at 15% -5%, rgba(52,211,153,.16), transparent 55%), radial-gradient(900px 480px at 85% 5%, rgba(74,222,128,.1), transparent 50%), #061208;
  --panel: rgba(10, 28, 18, 0.82);
  --panel-2: rgba(20, 45, 30, 0.68);
  --border: rgba(134, 239, 172, 0.12);
  --text: #ecfdf5;
  --muted: #86b89a;
  --accent: #34d399;
  --accent2: #4ade80;
  --accent-soft: rgba(52, 211, 153, 0.12);
  --accent-border: rgba(52, 211, 153, 0.28);
  --ram-grad: linear-gradient(90deg, #22c55e, #34d399);
  --shadow: 0 18px 50px rgba(0,0,0,.48);
  --topbar-bg: rgba(6, 18, 10, 0.8);
}
html[data-theme="sunset"] {
  --bg: #120a08;
  --bg-grad: radial-gradient(1000px 500px at 10% 0%, rgba(251,146,60,.2), transparent 55%), radial-gradient(900px 480px at 90% 10%, rgba(244,114,182,.12), transparent 50%), #120a08;
  --panel: rgba(40, 22, 16, 0.82);
  --panel-2: rgba(58, 32, 24, 0.7);
  --border: rgba(253, 186, 140, 0.14);
  --text: #fff7ed;
  --muted: #c4a48a;
  --accent: #fb923c;
  --accent2: #f472b6;
  --accent-soft: rgba(251, 146, 60, 0.14);
  --accent-border: rgba(251, 146, 60, 0.3);
  --ram-grad: linear-gradient(90deg, #fb923c, #f472b6);
  --shadow: 0 18px 50px rgba(0,0,0,.5);
  --topbar-bg: rgba(24, 12, 8, 0.8);
}
html[data-theme="light"] {
  --bg: #f1f5f9;
  --bg-grad: radial-gradient(1200px 600px at 10% -10%, rgba(56,189,248,.12), transparent 55%), radial-gradient(900px 500px at 90% 0%, rgba(99,102,241,.08), transparent 50%), #f1f5f9;
  --panel: rgba(255, 255, 255, 0.92);
  --panel-2: rgba(248, 250, 252, 0.95);
  --border: rgba(15, 23, 42, 0.1);
  --text: #0f172a;
  --muted: #64748b;
  --accent: #0284c7;
  --accent2: #6366f1;
  --accent-soft: rgba(2, 132, 199, 0.1);
  --accent-border: rgba(2, 132, 199, 0.22);
  --ram-grad: linear-gradient(90deg, #0284c7, #6366f1);
  --shadow: 0 16px 40px rgba(15, 23, 42, 0.12);
  --topbar-bg: rgba(255, 255, 255, 0.85);
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  transition: var(--transition-theme);
}
html, body { margin: 0; min-height: 100%; }
body {
  font-family: Inter, system-ui, -apple-system, Segoe UI, sans-serif;
  background: var(--bg-grad);
  background-color: var(--bg);
  color: var(--text);
  transition: var(--transition-theme);
}

.app { display: flex; min-height: 100vh; position: relative; isolation: isolate; }

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 40;
  opacity: 0;
  transition: opacity 0.35s var(--ease);
  backdrop-filter: blur(2px);
}
.sidebar-overlay.visible { display: block; opacity: 1; }

.sidebar {
  width: 260px;
  padding: 1.25rem 1rem;
  background: var(--topbar-bg);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: sticky;
  top: 0;
  height: 100vh;
  z-index: 50;
  transition: transform 0.4s var(--ease), var(--transition-theme);
}

.brand {
  font-weight: 800;
  line-height: 1.3;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: 1.05rem;
}

.nav { display: flex; flex-direction: column; gap: 0.35rem; flex: 1; }
.nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.7rem 0.9rem;
  border-radius: 12px;
  border: 1px solid transparent;
  transition: color 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.2s var(--ease);
  min-height: 44px;
  display: flex;
  align-items: center;
}
.nav a:hover {
  color: var(--text);
  background: var(--accent-soft);
  border-color: var(--accent-border);
  transform: translateX(3px);
}
.nav a.active {
  color: var(--text);
  background: var(--accent-soft);
  border-color: var(--accent-border);
}
.nav a.nav-external::after { content: " ↗"; font-size: 0.75rem; opacity: 0.7; }

.sys-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 0.9rem;
  font-size: 0.78rem;
  transition: var(--transition-theme), transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.sys-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.sys-card strong { display: block; margin-bottom: 0.5rem; color: var(--text); }
.sys-card div { margin: 0.2rem 0; color: var(--muted); }
.sys-card span { color: var(--text); }
.ram-bar {
  margin-top: 0.5rem;
  height: 8px;
  background: rgba(148,163,184,0.15);
  border-radius: 99px;
  overflow: hidden;
}
.ram-bar > i {
  display: block;
  height: 100%;
  background: var(--ram-grad);
  border-radius: 99px;
  transition: width 0.65s var(--ease);
  will-change: width;
}

.main { flex: 1; padding: 1.25rem 1.5rem 2rem; overflow: auto; min-width: 0; }

.topbar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding: 1rem 1.1rem;
  border-radius: 18px;
  background: var(--topbar-bg);
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
  transition: var(--transition-theme);
}
.greeting { flex: 1 1 220px; min-width: 0; }
.greeting h1 { margin: 0 0 0.25rem; font-size: clamp(1.25rem, 3vw, 1.6rem); }
.greeting p { margin: 0; color: var(--muted); font-size: 0.92rem; }

.topbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: flex-end;
  flex: 1 1 280px;
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s;
  flex-shrink: 0;
}
.menu-toggle:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.menu-toggle-bars,
.menu-toggle-bars::before,
.menu-toggle-bars::after {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  position: relative;
  transition: transform 0.3s var(--ease), top 0.3s var(--ease), opacity 0.3s;
}
.menu-toggle-bars::before,
.menu-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
}
.menu-toggle-bars::before { top: -6px; }
.menu-toggle-bars::after { top: 6px; }
.menu-toggle[aria-expanded="true"] .menu-toggle-bars { background: transparent; }
.menu-toggle[aria-expanded="true"] .menu-toggle-bars::before { top: 0; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle-bars::after { top: 0; transform: rotate(-45deg); }

.theme-switcher {
  display: flex;
  gap: 0.35rem;
  padding: 0.25rem;
  border-radius: 14px;
  background: var(--panel);
  border: 1px solid var(--border);
}
.theme-btn {
  width: 40px;
  height: 40px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  transition: transform 0.2s var(--ease), background 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.theme-btn:hover { transform: translateY(-2px) scale(1.05); }
.theme-btn.active {
  background: var(--accent-soft);
  border-color: var(--accent-border);
  box-shadow: 0 6px 16px rgba(0,0,0,.15);
}

.search-wrap input {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 12px;
  padding: 0.65rem 0.9rem;
  min-width: min(220px, 100%);
  min-height: 44px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-wrap input:focus {
  outline: none;
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.datetime { color: var(--muted); font-size: 0.82rem; text-align: right; min-width: 0; }

.section-panel {
  display: none;
  opacity: 0;
  transform: translateY(16px);
}
.section-panel.visible {
  display: block;
  animation: fadeInUp 0.55s var(--ease) forwards;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.metric-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1rem;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), var(--transition-theme);
  animation: fadeInUp 0.5s var(--ease) backwards;
}
.metric-card:nth-child(1) { animation-delay: 0.05s; }
.metric-card:nth-child(2) { animation-delay: 0.1s; }
.metric-card:nth-child(3) { animation-delay: 0.15s; }
.metric-card:nth-child(4) { animation-delay: 0.2s; }
.metric-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.metric-card h3 { margin: 0 0 0.35rem; font-size: 0.85rem; color: var(--muted); font-weight: 600; }
.metric-card .val { font-size: 1.65rem; font-weight: 800; }
.metric-card .sub { color: var(--muted); font-size: 0.78rem; margin-top: 0.15rem; }
.metric-card canvas { width: 100%; height: 42px; margin-top: 0.5rem; display: block; }

.grid-3, .grid-3-bottom {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1rem;
}
.glass {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1rem 1.1rem;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), var(--transition-theme);
}
.glass:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.glass h2 { margin: 0 0 0.75rem; font-size: 1.05rem; }

.service-list { list-style: none; margin: 0; padding: 0; }
.service-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--border);
}
.badge {
  font-size: 0.72rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-weight: 600;
}
.badge.ok { background: rgba(52,211,153,.15); color: var(--ok); animation: badgePulse 2.5s ease-in-out infinite; }
.badge.bad { background: rgba(248,113,113,.15); color: var(--bad); }
@keyframes badgePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(52,211,153,0); }
  50% { box-shadow: 0 0 0 4px rgba(52,211,153,.12); }
}

.log-list { max-height: 220px; overflow: auto; font-size: 0.78rem; }
.log-line { padding: 0.35rem 0; border-bottom: 1px dashed var(--border); color: var(--muted); }
.log-line .lvl { font-weight: 700; text-transform: uppercase; margin-right: 0.35rem; }
.log-line .lvl.info { color: var(--accent); }
.log-line .lvl.warn { color: var(--warn); }
.log-line .lvl.error { color: var(--bad); }

.container-row, .disk-row {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}
.bar-wrap {
  height: 6px;
  background: rgba(148,163,184,.15);
  border-radius: 99px;
  overflow: hidden;
  margin-top: 0.25rem;
}
.bar-wrap .bar {
  height: 100%;
  background: var(--ram-grad);
  border-radius: 99px;
  transition: width 0.55s var(--ease);
}

.quick-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.quick-actions a, .file-card .actions a, .help-card a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.5rem 0.9rem;
  border-radius: 12px;
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--border);
  background: var(--panel-2);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s;
}
.quick-actions a:hover, .file-card .actions a:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.file-card .actions a.primary, .quick-actions a:first-child {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-color: transparent;
  color: #fff;
}
html[data-theme="light"] .file-card .actions a.primary,
html[data-theme="light"] .quick-actions a { color: var(--text); }
html[data-theme="light"] .file-card .actions a.primary { color: #fff; }

.files-hero, .help-hero { margin-bottom: 1.25rem; animation: fadeInUp 0.5s var(--ease); }
.files-hero h2 { margin: 0 0 0.5rem; font-size: 1.5rem; }
.help-hero-top h2 { font-size: 1.5rem; }
.files-hero p, .help-hero > p { margin: 0; color: var(--muted); max-width: 62ch; }

.files-grid, .help-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.file-card, .help-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.1rem;
  border-top: 3px solid var(--card-accent, var(--accent));
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), var(--transition-theme);
  animation: fadeInUp 0.55s var(--ease) backwards;
}
.file-card:nth-child(1), .help-card:nth-child(1) { animation-delay: 0.06s; }
.file-card:nth-child(2), .help-card:nth-child(2) { animation-delay: 0.12s; }
.file-card:nth-child(3), .help-card:nth-child(3) { animation-delay: 0.18s; }
.file-card:nth-child(4), .help-card:nth-child(4) { animation-delay: 0.24s; }
.file-card:nth-child(5), .help-card:nth-child(5) { animation-delay: 0.3s; }
.file-card:nth-child(6), .help-card:nth-child(6) { animation-delay: 0.36s; }
.file-card:nth-child(7), .help-card:nth-child(7) { animation-delay: 0.42s; }
.file-card:nth-child(8), .help-card:nth-child(8) { animation-delay: 0.48s; }
.file-card:hover, .help-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.file-card h3, .help-card h3 { margin: 0 0 0.5rem; }
.file-card p, .help-card p { margin: 0 0 0.85rem; color: var(--muted); font-size: 0.92rem; line-height: 1.5; }
.file-card .actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.help-icon { font-size: 1.75rem; margin-bottom: 0.35rem; }

#load-chart { width: 100%; height: 160px; display: block; }


.help-more-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0.45rem 0.95rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font: inherit;
  font-size: 0.88rem;
  cursor: pointer;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.help-more-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.help-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 1rem;
}
.help-modal[hidden] { display: none; }
.help-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
}
.help-modal-dialog {
  position: relative;
  width: min(560px, 100%);
  max-height: min(85vh, 720px);
  overflow: auto;
  padding: 1.25rem 1.35rem 1.35rem;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--panel);
  box-shadow: var(--shadow);
  animation: fadeInUp 0.35s var(--ease);
}
.help-modal-close {
  position: absolute;
  top: 0.65rem;
  right: 0.75rem;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel-2);
  color: var(--text);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}
.help-modal-dialog h3 { margin: 0 2rem 0.65rem 0; font-size: 1.2rem; }
.help-modal-lead { margin: 0 0 0.85rem; color: var(--muted); line-height: 1.55; }
.help-modal-steps { margin: 0 0 1rem 1.1rem; padding: 0; line-height: 1.55; }
.help-modal-steps li { margin-bottom: 0.45rem; }
.help-modal-note { margin: 0.55rem 0 0; color: var(--muted); font-size: 0.9rem; line-height: 1.5; }
.help-code {
  display: inline-block;
  padding: 0.12rem 0.45rem;
  border-radius: 8px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.86rem;
  word-break: break-all;
}


.help-hero-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}
.help-hero-top h2 { margin: 0; }
.thank-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 42px;
  padding: 0.5rem 1rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  overflow: hidden;
  box-shadow: 0 8px 22px rgba(91, 140, 255, 0.28);
  animation: thankPulse 2.8s ease-in-out infinite;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.thank-btn:hover { transform: translateY(-2px) scale(1.03); box-shadow: 0 12px 28px rgba(91, 140, 255, 0.38); }
.thank-btn:active { transform: translateY(0) scale(0.98); }
.thank-btn-icon { display: inline-block; animation: thankSpark 1.6s ease-in-out infinite; }
.thank-btn-shine {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 35%, rgba(255,255,255,0.45) 50%, transparent 65%);
  transform: translateX(-120%);
  animation: thankShine 3.2s ease-in-out infinite;
  pointer-events: none;
}
.thank-toast {
  display: inline-block;
  margin-top: 0.65rem;
  padding: 0.55rem 0.9rem;
  border-radius: 12px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.95rem;
  box-shadow: var(--shadow);
  animation: thankToastIn 0.45s var(--ease);
}
.thank-toast[hidden] { display: none; }
@keyframes thankPulse {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.08); }
}
@keyframes thankSpark {
  0%, 100% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(8deg) scale(1.15); }
}
@keyframes thankShine {
  0%, 70% { transform: translateX(-120%); }
  100% { transform: translateX(120%); }
}
@keyframes thankToastIn {
  from { opacity: 0; transform: translateY(8px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}




.help-tg-actions { margin-top: 0.35rem; }
.help-tg-actions .help-more-btn { text-decoration: none; }
.help-tg-hint { margin: 0.55rem 0 0 !important; font-size: 0.82rem !important; }

@media (max-width: 1100px) {
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .grid-3, .grid-3-bottom { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .menu-toggle { display: inline-flex; grid-area: menu; }
  .topbar {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr);
    grid-template-areas:
      "menu title"
      "themes themes"
      "search search"
      "time time";
    gap: 0.45rem 0.55rem;
    padding: 0.65rem 0.75rem;
    margin-bottom: 0.85rem;
    align-items: center;
  }
  .greeting { grid-area: title; min-width: 0; }
  .greeting h1 {
    font-size: 0.98rem;
    line-height: 1.25;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .greeting p { display: none; }
  .topbar-actions { display: contents; }
  .theme-switcher {
    grid-area: themes;
    justify-content: center;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding: 2px;
    gap: 2px;
    border-radius: 12px;
    max-width: 100%;
  }
  .theme-btn { width: 34px; height: 34px; font-size: 0.92rem; border-radius: 8px; flex-shrink: 0; }
  .search-wrap { grid-area: search; width: 100%; }
  .search-wrap input { width: 100%; min-width: 0; min-height: 38px; padding: 0.45rem 0.65rem; }
  .datetime { grid-area: time; text-align: left; font-size: 0.72rem; line-height: 1.2; }
  .sidebar {
    position: fixed;
    left: 0;
    top: 0;
    transform: translateX(-105%);
    box-shadow: var(--shadow);
  }
  .sidebar.open { transform: translateX(0); }
  .files-grid, .help-grid { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .metrics { grid-template-columns: 1fr; }
  .main { padding: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .badge.ok { animation: none; }
}

.network-badge { display:inline-block; margin-top:.4rem; padding:.22rem .7rem; border-radius:999px; font-size:.78rem; font-weight:600; }
.network-badge.local { background:rgba(52,211,153,.14); color:#34d399; border:1px solid rgba(52,211,153,.35); }
.network-badge.remote { background:rgba(96,165,250,.14); color:#60a5fa; border:1px solid rgba(96,165,250,.35); }
.hidden { display:none !important; }
#btn-safe-eject[hidden], #btn-safe-eject.hidden { display: none !important; }
.service-list a { color:var(--accent); text-decoration:none; }
.service-list a:hover { text-decoration:underline; }
.quick-actions .help-more-btn { border:1px solid var(--border); background:transparent; color:var(--text); border-radius:10px; padding:.55rem .85rem; cursor:pointer; font:inherit; }

.network-switch-section{margin-bottom:1rem;padding:1rem 1.15rem}
.network-switch-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:.5rem;margin-bottom:.75rem}
.network-switch-head h2{margin:0;font-size:1rem}
.network-switch-hint{margin:0;font-size:.78rem;color:var(--muted)}
.network-switch{display:inline-flex;gap:.35rem;padding:.25rem;border-radius:12px;background:rgba(0,0,0,.18);border:1px solid var(--border)}
.network-switch-btn{border:none;background:transparent;color:var(--muted);padding:.55rem 1.1rem;border-radius:9px;cursor:pointer;font:inherit;font-weight:600}
.network-switch-btn:hover{color:var(--text)}
.network-switch-btn.active{background:var(--accent);color:#fff;box-shadow:0 2px 8px rgba(0,0,0,.2)}


html[data-theme="cream"] {
  --bg: #faf6f0;
  --bg-grad: radial-gradient(1100px 520px at 12% -8%, rgba(217,119,6,.1), transparent 55%), radial-gradient(900px 480px at 88% 0%, rgba(180,83,9,.07), transparent 50%), #faf6f0;
  --panel: rgba(255, 252, 247, 0.95);
  --panel-2: rgba(255, 248, 238, 0.98);
  --border: rgba(120, 53, 15, 0.1);
  --text: #292524;
  --muted: #78716c;
  --accent: #c2410c;
  --accent2: #b45309;
  --accent-soft: rgba(194, 65, 12, 0.1);
  --accent-border: rgba(194, 65, 12, 0.22);
  --ram-grad: linear-gradient(90deg, #ea580c, #d97706);
  --shadow: 0 16px 40px rgba(41, 37, 36, 0.1);
  --topbar-bg: rgba(255, 251, 245, 0.9);
}
html[data-theme="paper"] {
  --bg: #f8fafc;
  --bg-grad: radial-gradient(1100px 520px at 10% -8%, rgba(99,102,241,.09), transparent 55%), radial-gradient(900px 480px at 90% 0%, rgba(14,165,233,.07), transparent 50%), #f8fafc;
  --panel: rgba(255, 255, 255, 0.96);
  --panel-2: rgba(248, 250, 252, 0.98);
  --border: rgba(15, 23, 42, 0.09);
  --text: #0f172a;
  --muted: #64748b;
  --accent: #4f46e5;
  --accent2: #0ea5e9;
  --accent-soft: rgba(79, 70, 229, 0.09);
  --accent-border: rgba(79, 70, 229, 0.2);
  --ram-grad: linear-gradient(90deg, #4f46e5, #0ea5e9);
  --shadow: 0 16px 40px rgba(15, 23, 42, 0.1);
  --topbar-bg: rgba(255, 255, 255, 0.88);
}

.external-disk-panel { margin-bottom: 1rem; }
.external-disk-status { line-height: 1.45; }

.external-disk-actions { margin-top: 0.85rem; }
.safe-eject-btn { width: 100%; max-width: 280px; }
.safe-eject-msg { margin-top: 0.55rem; font-size: 0.82rem; }
.safe-eject-msg.ok { color: var(--ok); }
.safe-eject-msg.err { color: var(--warn); }

.help-modal-sub{margin:1.1rem 0 .35rem;font-size:.95rem;color:var(--text)}
.help-modal-list{margin:.4rem 0 .8rem 1.2rem;line-height:1.55}
.help-modal-list li{margin:.2rem 0}

html[data-theme="newyear"] {
  --bg: #080d16;
  --bg-grad: radial-gradient(900px 450px at 82% 6%, rgba(200, 215, 255, 0.07), transparent 55%), radial-gradient(700px 380px at 12% 88%, rgba(34, 197, 94, 0.05), transparent 50%), #080d16;
  --panel: rgba(10, 18, 32, 0.84);
  --panel-2: rgba(16, 26, 44, 0.72);
  --border: rgba(140, 170, 210, 0.13);
  --text: #e8eef5;
  --muted: #8ba3bd;
  --accent: #4ade80;
  --accent2: #fbbf24;
  --accent-soft: rgba(74, 222, 128, 0.12);
  --accent-border: rgba(251, 191, 36, 0.28);
  --ram-grad: linear-gradient(90deg, #22c55e, #fbbf24);
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.55);
  --topbar-bg: rgba(6, 12, 22, 0.84);
}

body:has(.ny-fx) .app { position: relative; z-index: 1; }

.ny-fx {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}
.ny-fx.visible { opacity: 1; }
.ny-fx.fading-out { opacity: 0; }

.ny-moon {
  position: absolute;
  top: clamp(3%, 6vw, 7%);
  right: clamp(6%, 12vw, 14%);
  width: clamp(52px, 9vw, 76px);
  height: clamp(52px, 9vw, 76px);
  border-radius: 50%;
  background: radial-gradient(circle at 38% 36%, #f8fafc 0%, #e2e8f0 22%, #94a3b8 48%, transparent 68%);
  box-shadow: 0 0 36px 10px rgba(200, 220, 255, 0.12), 0 0 72px 28px rgba(170, 195, 255, 0.06);
  opacity: 0;
  transform: scale(0.88);
  transition: opacity 1.1s cubic-bezier(0.22, 1, 0.36, 1), transform 1.1s cubic-bezier(0.22, 1, 0.36, 1);
}
.ny-fx.visible .ny-moon {
  opacity: 0.7;
  transform: scale(1);
}

.ny-snow { position: absolute; inset: 0; }
.ny-snowflake {
  position: absolute;
  top: -12px;
  background: rgba(255, 255, 255, 0.85);
  border-radius: 50%;
  animation: nySnowFall linear infinite;
  will-change: transform;
}
@keyframes nySnowFall {
  0% { transform: translateY(-8vh) translateX(0); }
  100% { transform: translateY(108vh) translateX(var(--ny-drift, 12px)); }
}

.ny-tree-wrap {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: min(200px, 32vw);
  opacity: 0;
  transform: translateX(-50%) translateY(24px) scale(0.94);
  transition: opacity 1s cubic-bezier(0.22, 1, 0.36, 1) 0.15s, transform 1s cubic-bezier(0.22, 1, 0.36, 1) 0.15s;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.35));
}
.ny-fx.visible .ny-tree-wrap {
  opacity: 0.5;
  transform: translateX(-50%) translateY(0) scale(1);
}
.ny-tree-svg { display: block; width: 100%; height: auto; }
.ny-light {
  animation: nyTwinkle 2.4s ease-in-out infinite;
  animation-delay: calc(var(--ny-i, 0) * 0.28s);
}
@keyframes nyTwinkle {
  0%, 100% { opacity: 0.35; filter: drop-shadow(0 0 2px currentColor); }
  50% { opacity: 1; filter: drop-shadow(0 0 6px currentColor); }
}

@media (prefers-reduced-motion: reduce) {
  .ny-snowflake { animation: none; top: auto; bottom: 20%; }
  .ny-light { animation: none; opacity: 0.75; }
}