/* ============================================================
   FUZZACLYSM dashboard - cyberpunk / hacker theme
   palette: aqua-green + magenta-purple on near-black
   ============================================================ */

:root {
  --bg-0:        #04060a;
  --bg-1:        #070a14;
  --bg-panel:    rgba(8, 12, 22, 0.62);
  --bg-panel-2:  rgba(12, 18, 32, 0.55);
  --grid:        rgba(93, 255, 211, 0.07);
  --grid-2:      rgba(214, 94, 255, 0.05);

  --aqua:        #5dffd3;
  --aqua-glow:   rgba(93, 255, 211, 0.55);
  --aqua-soft:   rgba(93, 255, 211, 0.16);
  --magenta:     #d65eff;
  --magenta-glow:rgba(214, 94, 255, 0.55);
  --magenta-soft:rgba(214, 94, 255, 0.16);

  --text:        #b8f8e2;
  --text-dim:    #6e8e84;
  --text-faint:  #3d5650;
  --warn:        #ffb86b;
  --crit:        #ff5577;

  --mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'Source Code Pro',
          ui-monospace, 'SF Mono', 'Menlo', Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background: radial-gradient(ellipse at 20% 0%, #0c1426 0%, var(--bg-0) 55%);
  color: var(--text);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.4;
  overflow-x: hidden;
  letter-spacing: 0.02em;
}

body::before {
  /* ambient color wash */
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 90% 100%, rgba(214, 94, 255, 0.10), transparent 45%),
    radial-gradient(circle at 0% 100%, rgba(93, 255, 211, 0.08), transparent 50%);
  z-index: 0;
}

/* ============================================================
   ambient layers
   ============================================================ */

#globe-bg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  opacity: 0.5;
  mix-blend-mode: screen;
  pointer-events: none;
}

.grid-floor {
  position: fixed;
  left: -25%;
  right: -25%;
  bottom: -10%;
  height: 60vh;
  z-index: 0;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-2) 1px, transparent 1px);
  background-size: 60px 60px;
  transform: perspective(600px) rotateX(72deg);
  transform-origin: center bottom;
  pointer-events: none;
  mask-image: linear-gradient(to top, rgba(0,0,0,1) 10%, transparent 85%);
  animation: gridscroll 6s linear infinite;
}
@keyframes gridscroll {
  from { background-position: 0 0, 0 0; }
  to   { background-position: 0 60px, 60px 0; }
}

.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9000;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0,
    rgba(0, 0, 0, 0) 2px,
    rgba(255, 255, 255, 0.018) 3px,
    rgba(0, 0, 0, 0) 4px
  );
  mix-blend-mode: overlay;
}

.vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 8999;
  background: radial-gradient(ellipse at center,
    transparent 50%, rgba(0, 0, 0, 0.5) 100%);
}

/* ============================================================
   layout
   ============================================================ */

main#app {
  position: relative;
  z-index: 10;
  max-width: 2400px;
  margin: 0 auto;
  /* fallback for browsers without env() */
  padding: 22px clamp(14px, 2vw, 32px) 60px;
  /* in standalone PWA mode (viewport-fit=cover) push content past the iOS
     status bar, home indicator, and landscape notches */
  padding-top:    calc(22px + env(safe-area-inset-top,    0px));
  padding-right:  calc(clamp(14px, 2vw, 32px) + env(safe-area-inset-right, 0px));
  padding-bottom: calc(60px + env(safe-area-inset-bottom, 0px));
  padding-left:   calc(clamp(14px, 2vw, 32px) + env(safe-area-inset-left,  0px));
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}

main#app.hidden { display: none; }

/* ============================================================
   panels
   ============================================================ */

.panel {
  position: relative;
  background: var(--bg-panel);
  backdrop-filter: blur(8px) saturate(1.2);
  -webkit-backdrop-filter: blur(8px) saturate(1.2);
  border: 1px solid rgba(93, 255, 211, 0.18);
  box-shadow:
    inset 0 0 24px rgba(93, 255, 211, 0.04),
    0 0 30px rgba(214, 94, 255, 0.05),
    0 6px 30px rgba(0, 0, 0, 0.55);
  padding: 18px 20px;
  overflow: hidden;
}

.panel-corner {
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid var(--aqua);
  pointer-events: none;
  filter: drop-shadow(0 0 4px var(--aqua-glow));
}
.panel-corner.tl { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.panel-corner.tr { top: -1px; right: -1px; border-left: none; border-bottom: none; }
.panel-corner.bl { bottom: -1px; left: -1px; border-right: none; border-top: none; }
.panel-corner.br { bottom: -1px; right: -1px; border-left: none; border-top: none; }

.panel-label {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.panel-label::before {
  content: '';
  width: 8px; height: 8px;
  background: var(--aqua);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--aqua-glow), 0 0 14px var(--aqua-glow);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.55; transform: scale(0.85); }
}

/* ============================================================
   header
   ============================================================ */

.hud-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  padding: 10px 4px 16px;
  border-bottom: 1px solid rgba(93, 255, 211, 0.10);
}

.title-block { display: flex; flex-direction: column; gap: 4px; }

.title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--aqua);
  text-shadow:
    0 0 4px var(--aqua-glow),
    0 0 14px var(--aqua-glow),
    0 0 32px rgba(93, 255, 211, 0.28);
  line-height: 1;
  position: relative;
}

.subtitle {
  font-size: 11px;
  letter-spacing: 0.32em;
  color: var(--magenta);
  text-transform: uppercase;
  text-shadow: 0 0 6px var(--magenta-glow);
  margin-top: 2px;
}

.header-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(140px, auto));
  gap: 4px 22px;
  font-size: 11px;
  align-items: center;
}

.meta-row { display: flex; justify-content: space-between; gap: 10px; }
.lbl { color: var(--text-faint); letter-spacing: 0.18em; text-transform: uppercase; }
.val { color: var(--aqua); font-weight: 600; }

.link-state { display: inline-flex; align-items: center; gap: 8px; }
.link-dot {
  width: 10px; height: 10px;
  background: var(--text-faint);
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(255,255,255,0.05);
  transition: all 0.25s;
}
.link-state.live .link-dot {
  background: var(--aqua);
  box-shadow: 0 0 6px var(--aqua-glow), 0 0 12px var(--aqua-glow);
  animation: pulse 1.4s ease-in-out infinite;
}
.link-state.dead .link-dot {
  background: var(--crit);
  box-shadow: 0 0 6px rgba(255, 85, 119, 0.6);
}

/* ============================================================
   glitch text
   ============================================================ */

.glitch {
  position: relative;
}
.glitch::before, .glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.glitch::before {
  color: var(--magenta);
  text-shadow: 0 0 8px var(--magenta-glow);
  clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
  transform: translateX(0);
  animation: glitch-1 5.6s infinite steps(1, end);
  mix-blend-mode: screen;
  opacity: 0.65;
}
.glitch::after {
  color: var(--aqua);
  clip-path: polygon(0 56%, 100% 56%, 100% 100%, 0 100%);
  transform: translateX(0);
  animation: glitch-2 4.7s infinite steps(1, end);
  mix-blend-mode: screen;
  opacity: 0.55;
}
@keyframes glitch-1 {
  0%, 92%, 100% { transform: translate(0, 0); }
  93% { transform: translate(-2px, 1px); }
  94% { transform: translate(3px, -1px); }
  95% { transform: translate(-1px, 0); }
  96% { transform: translate(2px, 1px); }
}
@keyframes glitch-2 {
  0%, 90%, 100% { transform: translate(0, 0); }
  91% { transform: translate(2px, -1px); }
  92% { transform: translate(-3px, 1px); }
  93% { transform: translate(1px, 0); }
  94% { transform: translate(-2px, -1px); }
}

/* ============================================================
   system resource panel
   ============================================================ */

.resource-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 12px;
}

.gauge {
  background: rgba(7, 11, 22, 0.55);
  border: 1px solid rgba(93, 255, 211, 0.10);
  padding: 10px 12px;
  position: relative;
}

.gauge-label {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.gauge-bar {
  position: relative;
  height: 6px;
  background: rgba(93, 255, 211, 0.08);
  border-radius: 2px;
  overflow: hidden;
}
.gauge-fill {
  position: absolute;
  inset: 0 100% 0 0;
  background: linear-gradient(90deg, var(--aqua), var(--magenta));
  box-shadow: 0 0 12px var(--aqua-glow);
  transition: right 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 2px;
}
.gauge-fill.ram  { background: linear-gradient(90deg, #5dffd3, #5d8fff); }
.gauge-fill.disk { background: linear-gradient(90deg, #b56dff, #ff6dc4); }

.gauge-fill.warn {
  background: linear-gradient(90deg, #ffd66b, #ff8a4c) !important;
  box-shadow: 0 0 12px rgba(255, 184, 107, 0.75) !important;
}
.gauge-fill.crit {
  background: linear-gradient(90deg, #ff8a3d, #ff1742) !important;
  box-shadow: 0 0 16px rgba(255, 85, 119, 0.9) !important;
  animation: throb 1.3s ease-in-out infinite;
}
@keyframes throb {
  0%,100% { filter: brightness(1) saturate(1); }
  50%     { filter: brightness(1.5) saturate(1.3); }
}

.gauge-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--aqua);
  text-shadow: 0 0 8px var(--aqua-glow);
  margin-top: 6px;
  line-height: 1;
  transition: color 0.4s, text-shadow 0.4s;
}
.gauge-value.warn { color: var(--warn); text-shadow: 0 0 8px rgba(255, 184, 107, 0.8); }
.gauge-value.crit { color: var(--crit); text-shadow: 0 0 12px rgba(255, 85, 119, 1); animation: throb 1.3s ease-in-out infinite; }

.gauge-sub {
  font-size: 10px;
  color: var(--text-faint);
  margin-top: 4px;
  letter-spacing: 0.06em;
}

.gauge-load .load-vals {
  font-size: 18px;
  color: var(--magenta);
  text-shadow: 0 0 6px var(--magenta-glow);
  margin-top: 6px;
  font-weight: 600;
}
.gauge-load .load-vals span.warn { color: var(--warn); text-shadow: 0 0 6px rgba(255, 184, 107, 0.7); }
.gauge-load .load-vals span.crit { color: var(--crit); text-shadow: 0 0 8px rgba(255, 85, 119, 0.9); }

.cpu-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14px, 1fr));
  gap: 3px;
  height: 26px;
  align-items: end;
  padding: 4px;
  border: 1px solid rgba(93, 255, 211, 0.08);
  background: rgba(0, 0, 0, 0.35);
}
.cpu-cell {
  background: linear-gradient(to top, var(--aqua), var(--magenta));
  width: 100%;
  height: 0%;
  transition: height 0.4s ease-out;
  box-shadow: 0 0 4px var(--aqua-glow);
  border-radius: 1px 1px 0 0;
  min-height: 2px;
}

/* ============================================================
   chart panel
   ============================================================ */

.chart-panel { padding-bottom: 8px; }

.chart-wrap {
  position: relative;
  height: clamp(260px, 32vw, 420px);
  border: 1px solid rgba(93, 255, 211, 0.08);
  background:
    radial-gradient(ellipse at 50% 80%, rgba(93, 255, 211, 0.05), transparent 70%),
    #03060c;
  overflow: hidden;
}
.chart-wrap canvas { display: block; width: 100%; height: 100%; }

.chart-header-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 10px;
}
.chart-stats {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  align-items: baseline;
}
.chart-stats > div {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-size: 11px;
}
.chart-stats .lbl {
  color: var(--text-faint);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 10px;
}
.chart-stats span:last-child {
  color: var(--aqua);
  font-size: 18px;
  font-weight: 600;
  text-shadow: 0 0 6px var(--aqua-glow);
  line-height: 1;
}
.panel-label.inline {
  margin-bottom: 0;
  white-space: nowrap;
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  padding: 10px 0 4px;
  font-size: 11px;
  color: var(--text-dim);
}
.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: default;
  transition: opacity 0.2s;
}
.legend-item.retired { opacity: 0.5; }
.legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  box-shadow: 0 0 6px currentColor;
}
.legend-name { color: var(--text); font-weight: 500; }
.legend-ft { color: var(--text-dim); }

/* ============================================================
   fuzzer cards
   ============================================================ */

.fuzzer-section { display: flex; flex-direction: column; gap: 12px; }

.section-label {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 4px;
}

.fuzzer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 14px;
}

.fuzzer-card {
  position: relative;
  background: linear-gradient(150deg,
    var(--card-tint, rgba(93, 255, 211, 0.06)) 0%,
    rgba(7, 11, 22, 0.85) 60%);
  border: 1px solid var(--card-color, var(--aqua));
  box-shadow:
    0 0 18px var(--card-glow, var(--aqua-glow)),
    inset 0 0 24px rgba(0, 0, 0, 0.55);
  padding: 14px 16px 12px;
  overflow: hidden;
  transition: transform 0.2s ease;
}
.fuzzer-card.retired {
  opacity: 0.5;
  border-color: var(--text-faint);
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.4);
  filter: saturate(0.5);
}
.fuzzer-card.warn {
  border-color: var(--warn) !important;
  box-shadow: 0 0 14px rgba(255, 184, 107, 0.45), inset 0 0 24px rgba(0,0,0,0.55) !important;
}
.fuzzer-card.warn::before { background: var(--warn) !important; box-shadow: 0 0 14px var(--warn) !important; }
.fuzzer-card.crit {
  border-color: var(--crit) !important;
  box-shadow: 0 0 18px rgba(255, 85, 119, 0.65), inset 0 0 24px rgba(0,0,0,0.55) !important;
  animation: card-alarm 1.4s ease-in-out infinite;
}
.fuzzer-card.crit::before { background: var(--crit) !important; box-shadow: 0 0 18px var(--crit) !important; }
@keyframes card-alarm {
  0%,100% { box-shadow: 0 0 14px rgba(255, 85, 119, 0.45), inset 0 0 24px rgba(0,0,0,0.55); }
  50%     { box-shadow: 0 0 28px rgba(255, 85, 119, 0.9),  inset 0 0 24px rgba(0,0,0,0.55); }
}

.fz-status.warn { color: var(--warn) !important; border-color: var(--warn) !important; box-shadow: 0 0 8px rgba(255, 184, 107, 0.6) !important; }
.fz-status.crit { color: var(--crit) !important; border-color: var(--crit) !important; box-shadow: 0 0 10px rgba(255, 85, 119, 0.8) !important; }

.stat-val.warn  { color: var(--warn) !important; text-shadow: 0 0 6px rgba(255, 184, 107, 0.7) !important; }
.stat-val.crit  { color: var(--crit) !important; text-shadow: 0 0 8px rgba(255, 85, 119, 0.9) !important; }
.fuzzer-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--card-color, var(--aqua));
  box-shadow: 0 0 12px var(--card-color, var(--aqua));
}

.fuzzer-card.flash::before {
  animation: flash-line 0.6s ease-out;
}
@keyframes flash-line {
  0%   { box-shadow: 0 0 30px var(--card-color), 0 0 50px var(--card-color); filter: brightness(1.5); }
  100% { box-shadow: 0 0 12px var(--card-color); filter: brightness(1); }
}

.fz-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}

.fz-titles { flex: 1; min-width: 0; }
.fz-target {
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--text-dim);
  text-transform: uppercase;
}
.fz-harness {
  font-size: 14px;
  font-weight: 600;
  color: var(--card-color, var(--aqua));
  text-shadow: 0 0 6px var(--card-glow, var(--aqua-glow));
  word-break: break-word;
}

.fz-status {
  font-size: 10px;
  letter-spacing: 0.16em;
  padding: 3px 8px;
  border: 1px solid var(--card-color);
  color: var(--card-color);
  border-radius: 1px;
  white-space: nowrap;
  box-shadow: 0 0 6px var(--card-glow), inset 0 0 6px rgba(0,0,0,0.5);
}
.fz-status.retired { color: var(--text-faint); border-color: var(--text-faint); box-shadow: none; }

.fz-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px 10px;
  margin-bottom: 8px;
}

.stat {
  background: rgba(0, 0, 0, 0.32);
  border: 1px solid rgba(93, 255, 211, 0.06);
  padding: 6px 8px;
  position: relative;
}
.stat-lbl {
  font-size: 9px;
  color: var(--text-faint);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.stat-val {
  font-size: 16px;
  font-weight: 600;
  color: var(--card-color, var(--text));
  text-shadow: 0 0 4px var(--card-glow);
  line-height: 1.1;
}
.stat-delta {
  font-size: 10px;
  margin-top: 2px;
  color: var(--text-dim);
}
.stat-delta.pos { color: var(--aqua); text-shadow: 0 0 4px var(--aqua-glow); }
.stat-delta.neg { color: var(--magenta); text-shadow: 0 0 4px var(--magenta-glow); }

.fz-spark {
  height: 36px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.04);
  margin-bottom: 8px;
  position: relative;
  overflow: hidden;
}
.fz-spark canvas { display: block; width: 100%; height: 100%; }

.fz-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  gap: 10px;
  flex-wrap: wrap;
}
.fz-meta-row .since-ft.stale  { color: var(--warn); }
.fz-meta-row .since-ft.frozen { color: var(--crit); }

.crash-strip { display: flex; gap: 6px; margin-top: 6px; flex-wrap: wrap; }
.crash-pill {
  font-size: 9px;
  letter-spacing: 0.12em;
  padding: 2px 6px;
  border: 1px solid var(--text-faint);
  color: var(--text-faint);
  text-transform: uppercase;
}
.crash-pill.hot      { color: var(--crit);  border-color: var(--crit);    box-shadow: 0 0 6px rgba(255, 85, 119, 0.5); }
.crash-pill.warn     { color: var(--warn);  border-color: var(--warn);    box-shadow: 0 0 6px rgba(255, 184, 107, 0.4); }
.crash-pill.mild     { color: var(--aqua);  border-color: var(--aqua);    box-shadow: 0 0 4px var(--aqua-glow); }

.empty-state {
  padding: 40px;
  text-align: center;
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.hidden { display: none !important; }

/* ============================================================
   login
   ============================================================ */

.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: radial-gradient(ellipse at center, #0a1326 0%, var(--bg-0) 80%);
  display: flex;
  align-items: center;
  justify-content: center;
}
#login-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.7;
  z-index: 0;
}
.login-card {
  position: relative;
  z-index: 1;
  width: min(420px, 90vw);
  padding: 32px 30px;
  background: rgba(7, 11, 22, 0.82);
  backdrop-filter: blur(12px);
  border: 1px solid var(--aqua);
  box-shadow:
    0 0 30px var(--aqua-glow),
    0 0 80px rgba(214, 94, 255, 0.18),
    inset 0 0 30px rgba(0, 0, 0, 0.5);
  clip-path: polygon(0 12px, 12px 0, calc(100% - 12px) 0, 100% 12px,
                    100% calc(100% - 12px), calc(100% - 12px) 100%,
                    12px 100%, 0 calc(100% - 12px));
}
.login-title {
  font-size: 22px;
  letter-spacing: 0.22em;
  color: var(--aqua);
  text-shadow: 0 0 8px var(--aqua-glow), 0 0 18px var(--aqua-glow);
  font-weight: 700;
}
.login-sub {
  font-size: 10px;
  color: var(--magenta);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  margin-top: 6px;
}
.login-header { margin-bottom: 22px; }

#login-form label {
  display: block;
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.2em;
  margin-bottom: 6px;
  text-transform: uppercase;
}
#api-key {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--aqua);
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(93, 255, 211, 0.3);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
#api-key:focus {
  border-color: var(--aqua);
  box-shadow: 0 0 12px var(--aqua-glow), inset 0 0 8px rgba(93, 255, 211, 0.06);
}

.login-error {
  min-height: 16px;
  margin: 8px 0 2px;
  font-size: 11px;
  color: var(--crit);
  text-shadow: 0 0 6px rgba(255, 85, 119, 0.5);
  letter-spacing: 0.06em;
}

#login-submit {
  width: 100%;
  margin-top: 18px;
  padding: 12px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.28em;
  font-weight: 600;
  color: var(--bg-0);
  background: linear-gradient(90deg, var(--aqua), var(--magenta));
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  box-shadow: 0 0 14px var(--aqua-glow), 0 0 28px var(--magenta-glow);
  transition: filter 0.2s, transform 0.1s;
}
#login-submit:hover { filter: brightness(1.15) saturate(1.2); }
#login-submit:active { transform: translateY(1px); }

.btn-arrow { letter-spacing: 0; }

.login-footer {
  margin-top: 20px;
  font-size: 10px;
  color: var(--text-faint);
  text-align: center;
  letter-spacing: 0.04em;
}

.logout-btn {
  position: fixed;
  /* fallback for non-env browsers */
  top: 14px;
  right: 14px;
  /* clear the iOS status bar & landscape notch when launched as a PWA */
  top:   calc(14px + env(safe-area-inset-top,   0px));
  right: calc(14px + env(safe-area-inset-right, 0px));
  z-index: 100;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  padding: 6px 12px;
  background: rgba(0, 0, 0, 0.5);
  color: var(--magenta);
  border: 1px solid var(--magenta);
  cursor: pointer;
  box-shadow: 0 0 6px var(--magenta-glow);
  transition: all 0.2s;
}
.logout-btn:hover {
  background: var(--magenta);
  color: var(--bg-0);
  box-shadow: 0 0 18px var(--magenta-glow);
}

/* ============================================================
   responsive - compact (target: 960x1080 docked half-screen)
   ============================================================ */

@media (max-width: 1100px) {
  main#app {
    padding: 10px clamp(8px, 1.2vw, 14px) 16px;
    padding-top:    calc(10px + env(safe-area-inset-top,    0px));
    padding-right:  calc(clamp(8px, 1.2vw, 14px) + env(safe-area-inset-right, 0px));
    padding-bottom: calc(16px + env(safe-area-inset-bottom, 0px));
    padding-left:   calc(clamp(8px, 1.2vw, 14px) + env(safe-area-inset-left,  0px));
    gap: 8px;
  }
  .panel { padding: 10px 12px 12px; }
  .panel-label {
    margin-bottom: 6px;
    font-size: 9px;
    letter-spacing: 0.16em;
  }

  /* header: title row on top (logout button floats top-right over empty space),
     env stats row below (full-width, four side-by-side) - this stops the
     logout button from sitting on top of UPTIME / LINK in narrow mode */
  .hud-header {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 2px 4px 6px;
  }
  .title-block { padding-right: 90px; /* keep title text clear of logout btn */ }
  .title { font-size: 22px; letter-spacing: 0.14em; }
  .subtitle { font-size: 9px; letter-spacing: 0.22em; }
  .header-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 2px 18px;
    font-size: 10px;
    width: 100%;
  }
  .header-meta .meta-row { gap: 6px; min-width: 0; }
  .meta-row .val { font-size: 10px; }

  /* resources: keep 4 gauges side by side, compact */
  .resource-row {
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    margin-bottom: 6px;
  }
  .gauge { padding: 6px 8px; }
  .gauge-label { font-size: 9px; margin-bottom: 4px; }
  .gauge-bar { height: 5px; }
  .gauge-value { font-size: 16px; margin-top: 4px; }
  .gauge-sub { font-size: 9px; margin-top: 2px; }
  .gauge-load .load-vals { font-size: 14px; margin-top: 4px; }

  .cpu-strip { height: 14px; padding: 2px; gap: 2px; }

  /* chart shorter */
  .chart-wrap { height: 200px; }
  .chart-header-row { margin-bottom: 6px; gap: 10px; }
  .chart-stats { gap: 12px; }
  .chart-stats > div { font-size: 10px; gap: 5px; }
  .chart-stats .lbl { font-size: 9px; letter-spacing: 0.14em; }
  .chart-stats span:last-child { font-size: 14px; }
  .panel-label.inline { font-size: 9px; letter-spacing: 0.14em; }
  .chart-legend { font-size: 10px; gap: 4px 10px; padding: 6px 0 0; }

  /* fuzzer cards: 2-column grid, tight */
  .section-label { font-size: 9px; padding: 2px 4px; }
  .fuzzer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .fuzzer-card { padding: 8px 10px; }
  .fz-header { margin-bottom: 6px; gap: 6px; }
  .fz-target { font-size: 9px; letter-spacing: 0.14em; }
  .fz-harness { font-size: 12px; }
  .fz-status { font-size: 9px; padding: 2px 6px; }
  .fz-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 4px 6px;
    margin-bottom: 5px;
  }
  .stat { padding: 4px 6px; }
  .stat-lbl { font-size: 8px; letter-spacing: 0.12em; }
  .stat-val { font-size: 13px; }
  .stat-delta { font-size: 9px; }
  .fz-spark { height: 26px; margin-bottom: 5px; }
  .fz-meta-row { font-size: 9px; gap: 6px; }
  .crash-pill { font-size: 8px; padding: 1px 5px; letter-spacing: 0.1em; }
  .crash-strip { margin-top: 4px; gap: 4px; }
}

@media (max-width: 540px) {
  .resource-row { grid-template-columns: repeat(2, 1fr); }
  .fuzzer-grid { grid-template-columns: 1fr; }
  .title { font-size: 18px; }
  .chart-wrap { height: 180px; }
  .header-meta { gap: 2px 12px; }
  .chart-stats { gap: 10px; }
}

/* very tall narrow viewports - shrink chart further to leave card room */
@media (max-width: 1100px) and (min-height: 900px) {
  .chart-wrap { height: clamp(170px, 22vh, 240px); }
}