/* ========================================================================
   LUMINA VJ — Audio Visualizer Suite
   Neumorphic / Skeuomorphic hardware aesthetic, 2026
   ======================================================================== */

:root {
  /* Surfaces */
  --bg-0: #16161a;
  --bg-1: #1c1c20;
  --panel: #25252b;
  --panel-hi: #2e2e35;
  --panel-lo: #1a1a1e;
  --groove: #0e0e10;

  /* Metals */
  --metal-0: #3a3a42;
  --metal-1: #4a4a55;
  --metal-2: #5a5a66;
  --brushed: linear-gradient(180deg, #3d3d44 0%, #2a2a30 50%, #353539 100%);

  /* Text */
  --ink: #ecead8;
  --ink-dim: #9b9a8c;
  --ink-faint: #5e5d54;

  /* LED accents (skeu glow) */
  --led-amber: #ffae3a;
  --led-amber-glow: #ff7a1a;
  --led-cyan: #4ff0ff;
  --led-cyan-glow: #00c4ff;
  --led-green: #7cff4f;
  --led-green-glow: #2dd400;
  --led-red: #ff3a4a;
  --led-red-glow: #ff0024;
  --led-magenta: #ff5ad6;

  /* Accent (active) */
  --accent: var(--led-amber);
  --accent-glow: var(--led-amber-glow);

  /* Neumorphic shadows — the key to the look */
  --nshadow-out:
    -6px -6px 12px rgba(255, 255, 255, 0.035),
    6px 6px 14px rgba(0, 0, 0, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  --nshadow-out-sm:
    -3px -3px 6px rgba(255, 255, 255, 0.03),
    3px 3px 7px rgba(0, 0, 0, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  --nshadow-in:
    inset 4px 4px 9px rgba(0, 0, 0, 0.65),
    inset -3px -3px 8px rgba(255, 255, 255, 0.04);
  --nshadow-in-sm:
    inset 2px 2px 5px rgba(0, 0, 0, 0.6),
    inset -2px -2px 4px rgba(255, 255, 255, 0.035);
  --nshadow-screen:
    inset 0 0 0 1px rgba(0, 0, 0, 0.7),
    inset 0 0 22px rgba(0, 0, 0, 0.8),
    inset 0 2px 2px rgba(0, 0, 0, 0.5);

  /* Radii */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-xl: 22px;

  /* Type */
  --font-ui: "Inter", "SF Pro Text", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", ui-monospace, monospace;
  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-led: "DSEG7Classic", "JetBrains Mono", monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg-0);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 13px;
  user-select: none;
  -webkit-font-smoothing: antialiased;
}

#root { width: 100%; height: 100%; }

/* Master backdrop with subtle vignette + grain so panels feel like they sit on something */
.app {
  position: relative;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse at 50% 0%, #2a2a30 0%, #16161a 60%, #0c0c0e 100%);
  overflow: hidden;
}
.app::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.55 0'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.18'/></svg>");
  opacity: 0.55;
  mix-blend-mode: overlay;
  pointer-events: none;
  z-index: 1;
}

/* ----------  Layout grid  ---------- */
.shell {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-rows: 56px var(--lum-dock-h, 0px) minmax(0, 1fr) 96px;
  grid-template-columns: minmax(220px, 280px) 1fr minmax(260px, 320px);
  grid-template-areas:
    "topbar topbar topbar"
    "dockbar dockbar dockbar"
    "rack   stage   params"
    "transport transport transport";
  gap: 10px;
  padding: 10px;
}

.topbar    { grid-area: topbar; }
.rack      { grid-area: rack; }
.stage     { grid-area: stage; }
.params    { grid-area: params; }
.transport { grid-area: transport; }

/* ----------  Panel base (the metal slab look)  ---------- */
.panel {
  position: relative;
  background:
    linear-gradient(180deg, var(--panel-hi) 0%, var(--panel) 40%, var(--panel-lo) 100%);
  border-radius: var(--r-lg);
  box-shadow: var(--nshadow-out);
  padding: 14px;
}
.panel.recessed {
  background:
    linear-gradient(180deg, var(--panel-lo) 0%, #1f1f23 100%);
  box-shadow: var(--nshadow-in);
}
.panel-title {
  font-family: var(--font-display);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.panel-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--ink-faint), transparent);
  opacity: 0.5;
}

/* Brushed metal strip on top of some panels */
.brushed-strip {
  background:
    repeating-linear-gradient(90deg, rgba(255,255,255,0.04) 0 1px, transparent 1px 3px),
    var(--brushed);
  border-radius: var(--r-sm);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.08),
    inset 0 -1px 0 rgba(0,0,0,0.6),
    0 1px 0 rgba(255,255,255,0.03);
}

/* ----------  Screws (skeuomorphic detail)  ---------- */
.screw {
  position: absolute;
  width: 12px; height: 12px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, #6b6b75 0%, #3a3a42 45%, #1d1d22 100%);
  box-shadow:
    inset 0 0 1px rgba(255,255,255,0.4),
    inset 0 -2px 2px rgba(0,0,0,0.6),
    0 1px 1px rgba(0,0,0,0.7);
}
.screw::before {
  content: "";
  position: absolute;
  inset: 3px;
  background: linear-gradient(var(--rot, 30deg),
    transparent 45%, #15151a 45%, #15151a 55%, transparent 55%);
  border-radius: 50%;
}
.screw.tl { top: 6px; left: 6px; --rot: 32deg; }
.screw.tr { top: 6px; right: 6px; --rot: -18deg; }
.screw.bl { bottom: 6px; left: 6px; --rot: 67deg; }
.screw.br { bottom: 6px; right: 6px; --rot: -45deg; }

/* ----------  LCD / Screen surfaces ---------- */
.lcd {
  background:
    linear-gradient(180deg, #0a0d0a 0%, #0c1410 100%);
  color: var(--led-amber);
  text-shadow: 0 0 6px var(--led-amber-glow), 0 0 1px var(--led-amber);
  border-radius: var(--r-sm);
  box-shadow: var(--nshadow-screen);
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 6px 10px;
  position: relative;
}
.lcd::before {
  /* scanlines */
  content: "";
  position: absolute; inset: 0;
  background: repeating-linear-gradient(0deg,
    rgba(0,0,0,0.18) 0 1px, transparent 1px 3px);
  border-radius: inherit;
  pointer-events: none;
}
.lcd.cyan { color: var(--led-cyan); text-shadow: 0 0 6px var(--led-cyan-glow); }
.lcd.green { color: var(--led-green); text-shadow: 0 0 6px var(--led-green-glow); }
.lcd.red { color: var(--led-red); text-shadow: 0 0 6px var(--led-red-glow); }

/* ----------  Generic neumo button ---------- */
.nbtn {
  appearance: none;
  border: none;
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-dim);
  background:
    linear-gradient(180deg, var(--panel-hi) 0%, var(--panel) 100%);
  border-radius: var(--r-md);
  padding: 9px 14px;
  cursor: pointer;
  box-shadow: var(--nshadow-out-sm);
  transition: all 0.08s ease;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  justify-content: center;
}
.nbtn:hover { color: var(--ink); }
.nbtn:active, .nbtn.pressed {
  box-shadow: var(--nshadow-in-sm);
  color: var(--ink);
  transform: translateY(0.5px);
}
.nbtn.glow {
  color: var(--accent);
  text-shadow: 0 0 6px var(--accent-glow);
}
.nbtn.glow.pressed {
  background:
    radial-gradient(circle at 50% 50%, rgba(255,122,26,0.18), transparent 70%),
    linear-gradient(180deg, var(--panel) 0%, var(--panel-lo) 100%);
}
.nbtn.danger { color: var(--led-red); text-shadow: 0 0 5px var(--led-red-glow); }
.nbtn.compact { padding: 6px 10px; font-size: 10px; }
.nbtn.square { padding: 8px; aspect-ratio: 1; }

/* small caps label used everywhere */
.cap {
  font-family: var(--font-display);
  font-size: 8.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 600;
}
.cap.lit { color: var(--ink-dim); }

/* ----------  Grid item containment ---------- */
.topbar, .rack, .stage, .params, .transport {
  min-height: 0;
  min-width: 0;
}

/* Make rack + params pass their bounded height down to the panel inside */
.rack,
.params {
  display: flex;
  flex-direction: column;
}

.rack > *,
.params > * {
  flex: 1;
  min-height: 0;
}

/* stage already flex-column (inline style in JSX) — just needs containment */
.stage {
  overflow: hidden;
}

/* ----------  Mobile  ---------- */
@media (max-width: 1366px) {
  .shell {
    grid-template-rows: 50px var(--lum-dock-h, 44px) 38vh auto 84px;
    grid-template-columns: 1fr;
    grid-template-areas:
      "topbar"
      "dockbar"
      "stage"
      "params"
      "transport";
    padding: 6px;
    gap: 6px;
  }
  .rack { display: none; }
  .panel { padding: 10px; border-radius: var(--r-md); }
}

/* scrollbars */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #36363c; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #4a4a52; }


/* ========================================================================
   FIX DEFINITIVO: LAYOUT E SCORRIMENTO (CHIRURGICO)
   ======================================================================== */

/* 1. Blocca il documento alla finestra */
html, body {
  height: 100vh !important;
  overflow: hidden !important; 
}

/* 2. Blocca la griglia principale alla dimensione dello schermo */
.shell {
  height: 100vh !important;
  max-height: 100vh !important;
  overflow: hidden !important;
}

/* 3. Assicura che le colonne laterali non esplodano */
.rack, .params {
  height: 100% !important;
  min-height: 0 !important; 
  overflow: hidden !important; 
}

/* 4. Abilita lo scroll interno SOLO ai pannelli laterali (salvando lo Stage!) */
.rack .panel, .params .panel {
  flex: 1;
  display: flex !important;
  flex-direction: column !important;
  overflow-y: auto !important;
  overflow-x: hidden !important;
  min-height: 0 !important;
}