:root {
  --color-primary: #00f0ff;
  --color-background: #121418;
  --color-surface: #1e222a;
  --color-text: #e0e6ed;
  --color-muted: #8a93a6; /* lightened for WCAG AA contrast vs background */
  --color-accent: #ff0055; /* ERROR / critical only */
  --color-action-secondary: #3a4152; /* routine negative actions (Disconnect) */
  --font-heading: "Chakra Petch", sans-serif;
  --font-body: "Space Grotesk", sans-serif;
  --font-mono: "Space Mono", monospace;
  --radius-card: 12px;
  --radius-btn: 6px;
  --shadow-out: -4px -4px 10px rgba(255, 255, 255, 0.03), 4px 4px 10px rgba(0, 0, 0, 0.5);
  --shadow-in: inset -4px -4px 10px rgba(255, 255, 255, 0.02), inset 4px 4px 10px rgba(0, 0, 0, 0.5);
  --glow-cyan: 0 0 10px rgba(0, 240, 255, 0.4);
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 15px;
  height: 100%;
  overflow: hidden;
}

body {
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom)
    env(safe-area-inset-left);
}

h1,
h2,
.modal-title {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.muted {
  color: var(--color-muted);
}
.mono {
  font-family: var(--font-mono);
  font-size: 12px;
}
.hidden {
  display: none !important;
}

/* ---------- Screens ---------- */
.screen {
  position: fixed;
  inset: 0;
  display: none;
  flex-direction: column;
}
.screen.active {
  display: flex;
}

/* ---------- Device Matrix ---------- */
.matrix-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 16px 8px;
}
.title {
  font-size: 22px;
  font-weight: 700;
  margin: 0;
  color: var(--color-text);
}
.status-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: var(--glow-cyan);
}
.status-dot.off {
  background: var(--color-muted);
  box-shadow: none;
}

.device-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px 16px 90px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.device-card {
  background: var(--color-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-out);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-left: 1px solid rgba(255, 255, 255, 0.05);
  padding: 16px;
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 12px;
  align-items: center;
  transition: box-shadow 0.2s, border-color 0.2s, transform 0.1s;
  cursor: pointer;
  min-height: 76px;
}
.device-card:active {
  transform: scale(0.99);
}
.device-card.error {
  border-color: var(--color-accent);
}
.device-card.connecting {
  box-shadow: var(--shadow-out), var(--glow-cyan);
}
.device-card .status {
  font-family: var(--font-mono);
  font-size: 11px;
  margin-top: 2px;
}
.status.online {
  color: var(--color-primary);
}
.status.offline {
  color: var(--color-muted);
}
.status.error {
  color: var(--color-accent);
}
.os-icon {
  font-size: 30px;
  text-align: center;
}
.device-meta .name {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 16px;
  text-transform: uppercase;
}
.device-meta .ip {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-muted);
}
.device-card.linked {
  box-shadow: var(--shadow-out), var(--glow-cyan);
}

/* Toggle */
.toggle {
  width: 60px;
  height: 30px;
  border-radius: 999px;
  background: var(--color-background);
  box-shadow: var(--shadow-in);
  position: relative;
  border: none;
  cursor: pointer;
}
.toggle .thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-surface);
  box-shadow: var(--shadow-out);
  transition: left 0.18s ease, background 0.18s;
}
.toggle.on {
  background: rgba(0, 240, 255, 0.15);
  box-shadow: var(--shadow-in), var(--glow-cyan);
}
.toggle.on .thumb {
  left: 33px;
  background: var(--color-primary);
}

.fab {
  position: absolute;
  right: 20px;
  bottom: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-primary);
  font-size: 28px;
  font-family: var(--font-heading);
  border: none;
  box-shadow: var(--shadow-out), var(--glow-cyan);
}
.fab:active {
  box-shadow: var(--shadow-in);
}

.empty-state {
  text-align: center;
  margin-top: 40px;
}
.scanline {
  height: 60px;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 240, 255, 0.08) 0,
    rgba(0, 240, 255, 0.08) 1px,
    transparent 1px,
    transparent 4px
  );
  border-radius: 8px;
}

.shimmer-card {
  height: 78px;
  border-radius: var(--radius-card);
  background: linear-gradient(100deg, #1a1d24 30%, #23272f 50%, #1a1d24 70%);
  background-size: 200% 100%;
  animation: shimmer 1.3s infinite linear;
}
@keyframes shimmer {
  to {
    background-position: -200% 0;
  }
}

/* ---------- Stream Deck ---------- */
.video-wrap {
  position: relative;
  flex: 1;
  background: #000;
}
.guac-stage {
  position: absolute;
  inset: 0;
  overflow: hidden;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.guac-stage canvas {
  max-width: 100%;
  max-height: 100%;
  image-rendering: auto;
  touch-action: none;
}
.guac-frame {
  width: 100%;
  height: 100%;
  border: 0;
  background: #000;
}
.reconnect {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: rgba(18, 20, 24, 0.82);
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 13px;
}
.reconnect-spin {
  width: 34px;
  height: 34px;
  border: 3px solid rgba(0, 240, 255, 0.2);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
.expiry {
  position: absolute;
  top: 52px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 0, 85, 0.15);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 12px;
  border: 1px solid var(--color-accent);
}
.expiry-renew {
  background: var(--color-action-secondary);
  color: var(--color-text);
  border: none;
  border-radius: var(--radius-btn);
  padding: 4px 10px;
  font-family: var(--font-heading);
}
.hud {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 10px 14px;
  background: rgba(18, 20, 24, 0.8);
  backdrop-filter: blur(10px);
  font-family: var(--font-mono);
  font-size: 12px;
}
.hud-item {
  color: var(--color-primary);
}
.hud-disconnect {
  margin-left: auto;
  background: var(--color-action-secondary);
  color: var(--color-text);
  border: none;
  border-radius: var(--radius-btn);
  padding: 6px 12px;
  font-family: var(--font-heading);
  box-shadow: var(--shadow-out);
}
.hud-disconnect:active {
  box-shadow: var(--shadow-in);
}
.dock {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 14px;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(18, 20, 24, 0.8);
  backdrop-filter: blur(10px);
}
.dock-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--color-surface);
  color: var(--color-text);
  border: none;
  font-family: var(--font-heading);
  font-size: 13px;
  box-shadow: var(--shadow-out);
}
.dock-icon:active {
  box-shadow: var(--shadow-in);
  color: var(--color-primary);
}
.back-btn {
  position: absolute;
  top: 10px;
  left: 14px;
  background: var(--color-surface);
  color: var(--color-text);
  border: none;
  border-radius: var(--radius-btn);
  padding: 6px 10px;
  font-family: var(--font-heading);
  box-shadow: var(--shadow-out);
  display: none;
}

.crt {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
}
.static {
  width: 100%;
  height: 100%;
  background-image: repeating-radial-gradient(circle at 50% 50%, #222 0, #000 2px, #111 3px);
  animation: flicker 0.2s infinite;
  opacity: 0.7;
}
@keyframes flicker {
  50% {
    opacity: 0.4;
  }
}
.signal-lost {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 0, 85, 0.15);
  color: var(--color-accent);
  font-family: var(--font-heading);
  font-size: 24px;
  letter-spacing: 0.1em;
}

/* ---------- Sheets / Modals ---------- */
.sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-surface);
  border-radius: 18px 18px 0 0;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.6);
  padding: 12px 16px calc(20px + env(safe-area-inset-bottom));
  z-index: 30;
  transform: translateY(0);
  animation: slideup 0.2s ease;
}
@keyframes slideup {
  from {
    transform: translateY(100%);
  }
}
.sheet-grab {
  width: 40px;
  height: 4px;
  border-radius: 999px;
  background: var(--color-muted);
  margin: 0 auto 12px;
}
.trackpad {
  height: 180px;
  border-radius: 12px;
  background: var(--color-background);
  box-shadow: var(--shadow-in);
  background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 14px 14px;
  position: relative;
  overflow: hidden;
  touch-action: none;
}
.trail {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: var(--glow-cyan);
  opacity: 0;
  pointer-events: none;
}
.mouse-buttons {
  display: flex;
  gap: 12px;
  margin: 12px 0;
}
.mouse-btn {
  flex: 1;
  padding: 14px;
  border-radius: var(--radius-btn);
  background: var(--color-surface);
  color: var(--color-text);
  border: none;
  font-family: var(--font-heading);
  box-shadow: var(--shadow-out);
}
.mouse-btn:active {
  box-shadow: var(--shadow-in);
  color: var(--color-primary);
}
.macro-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.macro {
  height: 48px;
  border-radius: var(--radius-btn);
  background: var(--color-surface);
  color: var(--color-text);
  border: none;
  font-family: var(--font-heading);
  font-size: 14px;
  box-shadow: var(--shadow-out);
}
.macro:active {
  box-shadow: var(--shadow-in);
  color: var(--color-primary);
  text-shadow: var(--glow-cyan);
}
.sheet-close,
.modal-close {
  margin-top: 14px;
  width: 100%;
  padding: 12px;
  border-radius: var(--radius-btn);
  background: var(--color-surface);
  color: var(--color-muted);
  border: none;
  font-family: var(--font-heading);
  box-shadow: var(--shadow-out);
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 40;
  padding: 20px;
}
.modal-card {
  width: 100%;
  max-width: 420px;
  background: var(--color-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-out);
  padding: 18px;
}
.modal-title {
  font-size: 18px;
  margin: 0 0 14px;
  color: var(--color-primary);
}
.bar-row {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 12px;
  margin: 10px 0 4px;
}
.bar-track {
  height: 8px;
  border-radius: 4px;
  background: var(--color-background);
  box-shadow: var(--shadow-in);
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  width: 0%;
  background: var(--color-primary);
  box-shadow: var(--glow-cyan);
  transition: width 0.4s, background 0.4s;
}
.temp-gauge {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--color-primary);
  margin: 14px 0;
}
.term-log {
  background: #000;
  box-shadow: var(--shadow-in);
  border-radius: 8px;
  padding: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: #00ffae;
  height: 120px;
  overflow-y: auto;
}
.setting {
  margin: 16px 0;
}
.setting label {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 12px;
}
input[type="range"] {
  width: 100%;
  accent-color: var(--color-primary);
}
.toggle-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.render-toggle {
  background: var(--color-background);
  box-shadow: var(--shadow-in);
  border: none;
  color: var(--color-primary);
  border-radius: 999px;
  padding: 8px 16px;
  font-family: var(--font-heading);
}
.save-cta {
  width: 100%;
  margin-top: 10px;
  padding: 14px;
  border-radius: var(--radius-btn);
  background: var(--color-surface);
  color: var(--color-primary);
  border: none;
  font-family: var(--font-heading);
  font-size: 14px;
  box-shadow: var(--shadow-out);
}
.save-cta:active {
  box-shadow: var(--shadow-in);
}
.save-cta.error {
  animation: shake 0.3s;
  color: var(--color-accent);
}
@keyframes shake {
  25% {
    transform: translateX(-6px);
  }
  75% {
    transform: translateX(6px);
  }
}

.toast {
  position: fixed;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface);
  color: var(--color-primary);
  padding: 10px 18px;
  border-radius: 999px;
  box-shadow: var(--shadow-out);
  font-family: var(--font-mono);
  font-size: 12px;
  z-index: 50;
}