/* ==========================================================================
   fleetmux.dev — animated fleet terminal
   A living replica of the workspace layout in the fleetmux README:
   supervisor pane (left), [history] [daemon] strip (left, bottom),
   [worker-1] [worker-2] tabs and the selected worker pane (right).
   Behaviour lives in assets/js/fleet-terminal.js.
   ========================================================================== */

.ft-term {
  --ft-gap: 1px;
  position: relative;
  max-width: 100%;
  font-family: var(--term-font);
  font-size: var(--term-fs);
  line-height: var(--term-lh);
  color: var(--term-text);
}

.ft-term__frame {
  position: relative;
  max-width: 100%;
  overflow: hidden;
  border: 1px solid var(--term-line);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 90% at 80% -10%, rgba(34, 211, 238, 0.08), transparent 55%),
    radial-gradient(100% 80% at 0% 100%, rgba(139, 92, 246, 0.08), transparent 60%),
    var(--term-bg);
  box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* subtle scanline texture; purely decorative */
.ft-term__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.014) 0px,
    rgba(255, 255, 255, 0.014) 1px,
    transparent 1px,
    transparent 3px
  );
  opacity: 0.6;
}

/* ---- title bar ----------------------------------------------------------- */

.ft-term__titlebar {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--term-line);
  background: linear-gradient(180deg, #0c1424, var(--term-bar));
}

.ft-term__dots {
  display: inline-flex;
  gap: 5px;
  flex: 0 0 auto;
}

.ft-term__dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2a3a52;
}

.ft-term__dots i:nth-child(1) { background: #ff5f57; }
.ft-term__dots i:nth-child(2) { background: #febc2e; }
.ft-term__dots i:nth-child(3) { background: #28c840; }

.ft-term__title {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  color: var(--term-dim);
  font-size: var(--fs-2xs);
  letter-spacing: 0.02em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ft-term__state {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.1rem 0.5rem;
  border: 1px solid var(--line-glow);
  border-radius: var(--r-pill);
  background: var(--accent-softer);
  color: var(--term-green);
  font-size: var(--fs-2xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  transition: color var(--dur-3) var(--ease-out), border-color var(--dur-3) var(--ease-out), background var(--dur-3) var(--ease-out);
}

.ft-term__state::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
  animation: ft-pulse 2.2s var(--ease-in-out) infinite;
}

.ft-term__state[data-state="rotating"] {
  border-color: var(--line-violet);
  background: var(--violet-soft);
  color: var(--term-violet);
}

.ft-term__state[data-state="done"] {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

.ft-term__state[data-state="done"]::before {
  animation: none;
}

/* ---- workspace grid ------------------------------------------------------ */

.ft-term__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr);
  gap: var(--ft-gap);
  height: clamp(19rem, 34vw, 26rem);
  background: var(--term-line);
}

.ft-term__left {
  display: grid;
  grid-template-rows: minmax(0, 1.45fr) minmax(0, 1fr);
  gap: var(--ft-gap);
  min-width: 0;
  background: var(--term-line);
}

.ft-term__right {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-width: 0;
  background: var(--term-bg);
}

.ft-term__cell {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-width: 0;
  min-height: 0;
  background: var(--term-bg);
}

.ft-term__pane {
  position: relative;
  min-width: 0;
  min-height: 0;
  padding: 0.6rem 0.75rem 0.7rem;
  background: var(--term-bg);
  overflow: hidden;
}

.ft-term__pane--supervisor {
  background: linear-gradient(180deg, rgba(10, 16, 29, 0.9), var(--term-bg));
}

.ft-term__pane--daemon {
  padding-block: 0.45rem 0.55rem;
  background: rgba(4, 6, 12, 0.95);
}

.ft-term__pane--worker {
  background: linear-gradient(180deg, rgba(9, 15, 27, 0.95), var(--term-bg));
}

/* ---- tabs ---------------------------------------------------------------- */

.ft-term__tabs {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0.3rem 0.45rem 0;
  min-width: 0;
  background: var(--term-bar);
  border-bottom: 1px solid var(--term-line);
}

.ft-term__tabs--small {
  padding-block: 0.25rem 0;
  background: #070c16;
}

.ft-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  max-width: 100%;
  padding: 0.2rem 0.55rem;
  border: 1px solid transparent;
  border-bottom: 0;
  border-radius: var(--r-xs) var(--r-xs) 0 0;
  color: var(--term-dim);
  font-size: var(--fs-2xs);
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--dur-2) var(--ease-out), background var(--dur-2) var(--ease-out), border-color var(--dur-2) var(--ease-out);
}

.ft-tab--active {
  border-color: var(--term-line);
  background: var(--term-bg);
  color: var(--term-text);
}

.ft-tab--ghost {
  color: var(--term-dim);
}

/* Reserve room for the successor name so worker-1 → worker-1.1 does not
   reflow the tab strip while the script runs. */
.ft-tab[data-ft-tab] {
  min-width: 11ch;
}

.ft-tab.is-flash {
  color: var(--term-green);
  border-color: var(--line-glow);
  background: rgba(61, 245, 200, 0.07);
}

.ft-tab__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.7;
}

.ft-tab--active .ft-tab__dot {
  background: var(--term-green);
  box-shadow: 0 0 6px var(--term-green);
  opacity: 1;
}

/* ---- log lines ----------------------------------------------------------- */

.ft-term__log {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 0.08rem;
  min-width: 0;
  height: 100%;
  max-height: 100%;
  overflow: hidden;
}

.ft-term__log[hidden] {
  display: none;
}

.ft-line {
  display: block;
  min-width: 0;
  overflow-wrap: anywhere;
  color: var(--term-text);
  white-space: pre-wrap;
  animation: ft-line-in var(--dur-2) var(--ease-out) both;
}

.ft-line--dim {
  color: var(--term-dim);
}

.ft-line--ok {
  color: var(--term-green);
}

.ft-line--warn {
  color: var(--term-amber);
}

.ft-line--violet {
  color: var(--term-violet);
}

.ft-line--prompt::before {
  content: "❯ ";
  color: var(--term-green);
  user-select: none;
}

.ft-line--task {
  color: var(--term-cyan);
}

.ft-line__tick {
  display: inline-block;
  width: 1.1em;
  color: var(--term-green);
}

.ft-cursor {
  display: inline-block;
  width: 0.55em;
  height: 1.05em;
  margin-left: 1px;
  background: var(--term-cursor);
  vertical-align: -0.16em;
  animation: ft-blink 1.05s steps(1) infinite;
  opacity: 0.9;
}

.ft-term.is-static .ft-cursor,
:root.no-motion .ft-cursor {
  animation: none;
  opacity: 0.55;
}

/* rotating-session marker on the worker pane */
.ft-term__pane--worker.is-rotating {
  box-shadow: inset 0 0 0 1px var(--line-violet), inset 0 0 40px -12px rgba(139, 92, 246, 0.5);
  transition: box-shadow var(--dur-4) var(--ease-out);
}

/* ---- status bar ---------------------------------------------------------- */

.ft-term__statusbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.35rem 0.75rem;
  padding: 0.4rem 0.75rem;
  border-top: 1px solid var(--term-line);
  background: #070c16;
  color: var(--term-dim);
  font-size: var(--fs-2xs);
  letter-spacing: 0.02em;
}

.ft-term__status-daemon {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ft-term__status-daemon b {
  color: var(--term-cyan);
  font-weight: var(--weight-medium);
}

.ft-term__progress {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  flex: 0 0 auto;
  color: var(--term-dim);
}

.ft-term__bar {
  position: relative;
  width: 4.5rem;
  height: 3px;
  border-radius: var(--r-pill);
  background: #16233a;
  overflow: hidden;
}

.ft-term__bar i {
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--ft-progress, 0%);
  border-radius: inherit;
  background: linear-gradient(90deg, var(--term-cyan), var(--term-green));
  box-shadow: 0 0 8px rgba(61, 245, 200, 0.6);
  transition: width var(--dur-4) var(--ease-out);
}

/* ---- fallback / screen reader summary ------------------------------------ */

.ft-term__fallback {
  margin: 0;
}

/* ---- animations ---------------------------------------------------------- */

@keyframes ft-blink {
  0%, 49% { opacity: 0.9; }
  50%, 100% { opacity: 0; }
}

@keyframes ft-pulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

@keyframes ft-line-in {
  from { opacity: 0; transform: translateY(2px); }
  to { opacity: 1; transform: none; }
}

/* ---- responsive: stack the workspace on phones --------------------------- */

@media (max-width: 760px) {
  .ft-term {
    --term-fs: 0.6875rem;
    --term-lh: 1.5;
  }

  .ft-term__body {
    grid-template-columns: minmax(0, 1fr);
    height: auto;
  }

  .ft-term__left {
    grid-template-rows: auto auto;
  }

  .ft-term__pane--supervisor {
    height: 8rem;
  }

  .ft-term__pane--daemon {
    height: 4.75rem;
  }

  .ft-term__pane--worker {
    height: 9.5rem;
  }

  .ft-term__title {
    font-size: 0.625rem;
  }

  .ft-term__status-daemon {
    display: none;
  }

  .ft-term__statusbar {
    justify-content: flex-end;
  }
}

@media (max-width: 380px) {
  .ft-term__pane {
    padding-inline: 0.55rem;
  }

  .ft-tab {
    padding-inline: 0.4rem;
    font-size: 0.625rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ft-line {
    animation: none;
  }
}

/* ==========================================================================
   Round-3: 3D hero terminal, flowing border, boot self-test, rotation flash
   ========================================================================== */

.ft-term {
  perspective: 1100px;
}

.ft-term__frame {
  transform: rotateX(var(--fx-tilt-x, 0deg)) rotateY(var(--fx-tilt-y, 0deg));
  transform-style: preserve-3d;
  transition: transform 0.5s var(--ease-out), box-shadow 0.5s var(--ease-out);
  will-change: transform;
}

.ft-term.is-fx-tilt .ft-term__frame {
  transition: transform 0.14s linear, box-shadow 0.5s var(--ease-out);
}

/* a conic light that travels around the frame edge */
.ft-term__frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  padding: 1px;
  border-radius: inherit;
  background: conic-gradient(
    from var(--fx-angle, 0deg),
    transparent 0 46%,
    rgba(61, 245, 200, 0.85) 60%,
    rgba(139, 92, 246, 0.8) 74%,
    transparent 88%
  );
  -webkit-mask:
    linear-gradient(#000, #000) content-box,
    linear-gradient(#000, #000);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#000, #000) content-box,
    linear-gradient(#000, #000);
  mask-composite: exclude;
  animation: ft-ring 5.5s linear infinite;
  pointer-events: none;
}

.ft-term.is-fx-live .ft-term__frame {
  box-shadow:
    var(--shadow-lg),
    0 0 70px -22px rgba(61, 245, 200, 0.45),
    0 0 120px -40px rgba(139, 92, 246, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

@keyframes ft-ring {
  to {
    --fx-angle: 360deg;
  }
}

/* a scan band that keeps travelling down the screen */
.ft-term__sweep {
  position: absolute;
  inset-inline: 0;
  top: 0;
  z-index: 2;
  height: 26%;
  background: linear-gradient(180deg, transparent, rgba(61, 245, 200, 0.09), transparent);
  transform: translateY(-120%);
  animation: ft-sweep 7s var(--ease-in-out) infinite;
  pointer-events: none;
}

@keyframes ft-sweep {
  0% {
    transform: translateY(-120%);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  70% {
    opacity: 0.7;
  }
  100% {
    transform: translateY(420%);
    opacity: 0;
  }
}

/* ---- boot self-test (<= 1.5 s, JS keeps it at 1.2 s) ------------------- */

.ft-boot {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.3rem;
  padding: 1rem 1.15rem;
  overflow: hidden;
  border-radius: inherit;
  background: rgba(4, 7, 13, 0.95);
  color: var(--term-dim);
  font-family: var(--term-font);
  font-size: var(--term-fs);
  line-height: 1.5;
  pointer-events: none;
  transition: opacity 0.24s var(--ease-out);
}

.ft-boot.is-done {
  opacity: 0;
}

.ft-boot__line {
  opacity: 0;
  transform: translateY(3px);
  animation: ft-boot-in 0.16s var(--ease-out) forwards;
}

.ft-boot__line b {
  color: var(--accent);
  font-weight: 500;
}

.ft-boot__line i {
  color: var(--term-text);
  font-style: normal;
}

.ft-boot__bar {
  margin-top: 0.45rem;
  height: 2px;
  width: 100%;
  background: rgba(61, 245, 200, 0.14);
}

.ft-boot__bar span {
  display: block;
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--accent), var(--violet));
  transform: scaleX(0);
  transform-origin: 0 50%;
  animation: ft-boot-bar 1.05s linear forwards;
}

@keyframes ft-boot-in {
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes ft-boot-bar {
  to {
    transform: scaleX(1);
  }
}

/* ---- rotation flash --------------------------------------------------- */

.ft-term__flash {
  position: absolute;
  inset: 0;
  z-index: 5;
  border-radius: inherit;
  background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.9), rgba(61, 245, 200, 0.4) 38%, transparent 72%);
  opacity: 0;
  pointer-events: none;
}

.ft-term.is-rotating .ft-term__flash {
  animation: ft-flash 0.62s var(--ease-out) 1;
}

.ft-term.is-rotating .ft-term__frame {
  animation: ft-frame-pop 0.62s var(--ease-out) 1;
}

@keyframes ft-flash {
  0% {
    opacity: 0;
  }
  16% {
    opacity: 0.9;
  }
  100% {
    opacity: 0;
  }
}

@keyframes ft-frame-pop {
  0%,
  100% {
    filter: none;
  }
  18% {
    filter: brightness(1.5) saturate(1.3);
  }
}

@media (max-width: 768px) {
  .ft-term {
    perspective: none;
  }

  .ft-term__frame {
    transform: none !important;
  }

  .ft-term__sweep {
    animation-duration: 11s;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ft-term__frame,
  .ft-term.is-fx-tilt .ft-term__frame {
    transform: none !important;
    transition: none;
  }

  .ft-term__frame::before,
  .ft-term__sweep,
  .ft-term.is-rotating .ft-term__flash,
  .ft-term.is-rotating .ft-term__frame,
  .ft-boot__line,
  .ft-boot__bar span {
    animation: none !important;
  }

  .ft-term__frame::before {
    opacity: 0.5;
  }

  .ft-term__sweep {
    display: none;
  }

  .ft-boot {
    display: none;
  }
}

:root.no-motion .ft-term__frame,
:root.no-motion .ft-term.is-fx-tilt .ft-term__frame {
  transform: none !important;
}

:root.no-motion .ft-term__frame::before,
:root.no-motion .ft-term__sweep,
:root.no-motion .ft-boot__line,
:root.no-motion .ft-boot__bar span {
  animation: none !important;
}

:root.no-motion .ft-boot {
  display: none;
}

.is-page-hidden .ft-term__sweep,
.is-page-hidden .ft-term__frame::before,
.is-page-hidden .ft-term.is-rotating .ft-term__flash,
.is-page-hidden .ft-boot__line,
.is-page-hidden .ft-boot__bar span {
  animation-play-state: paused !important;
}