/* ─────────────────────────────────────────────────────────────────────────────
   VoxDeck — folha de estilo

   Direção: uma mesa de mistura. O chassis é claro e mate, os painéis de
   informação são "vidros" escuros encastrados, e a cor só aparece quando
   significa alguma coisa: âmbar = a transmitir, verde = ligado, vermelho = erro.
   ───────────────────────────────────────────────────────────────────────────── */

:root {
  --chassis:     #c8c3b8;
  --chassis-hi:  #ded9d0;
  --chassis-lo:  #a49f94;
  --ink:         #1a1a17;
  --ink-soft:    #56534b;

  --display:     #0e1417;
  --display-2:   #172026;
  --display-ink: #d7e0de;
  --display-dim: #6e807f;

  --live:  #ffb020;
  --ok:    #4fc48e;
  --alert: #e5484d;

  --radius: 3px;
  --rail: 56px;
  --gap: 14px;

  --display-font: "Archivo", system-ui, sans-serif;
  --mono: "DM Mono", ui-monospace, monospace;
  --body: "Inter Tight", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--body);
  color: var(--ink);
  background: var(--chassis);
  background-image:
    linear-gradient(180deg, var(--chassis-hi) 0%, var(--chassis) 40%, var(--chassis-lo) 100%);
  overflow: hidden;
}

/* ── Chassis ─────────────────────────────────────────────────────────────── */

.chassis {
  height: 100%;
  display: grid;
  grid-template-rows: var(--rail) 1fr auto;
  padding: var(--gap);
  gap: var(--gap);
}

/* ── Barra superior ──────────────────────────────────────────────────────── */

.rail {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 4px;
}

.brand { display: flex; align-items: center; gap: 9px; }

.brand-mark {
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: inset 0 0 0 3px var(--chassis-hi);
}

.brand-name {
  font-family: var(--display-font);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.02em;
}

.room-plate {
  display: flex; align-items: baseline; gap: 9px;
  margin-left: auto;
  padding: 6px 12px;
  background: var(--display);
  border-radius: var(--radius);
  box-shadow: inset 0 1px 3px rgba(0,0,0,.6);
}

.plate-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--display-dim);
}

.plate-value {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--live);
  user-select: all;
}

/* ── Botões ──────────────────────────────────────────────────────────────── */

.btn {
  font-family: var(--body);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  background: linear-gradient(180deg, var(--chassis-hi), var(--chassis));
  border: 1px solid var(--chassis-lo);
  border-radius: var(--radius);
  padding: 9px 15px;
  cursor: pointer;
  box-shadow: 0 1px 0 rgba(255,255,255,.5) inset, 0 1px 2px rgba(0,0,0,.16);
  transition: transform .06s ease, filter .12s ease;
}

.btn:hover { filter: brightness(1.04); }
.btn:active { transform: translateY(1px); box-shadow: none; }

.btn:focus-visible,
.key:focus-visible,
input:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

/* ── Painéis ─────────────────────────────────────────────────────────────── */

.deck {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr) 300px;
  gap: var(--gap);
  min-height: 0;
}

.panel {
  background: var(--display);
  border-radius: 5px;
  box-shadow:
    inset 0 2px 6px rgba(0,0,0,.65),
    0 1px 0 rgba(255,255,255,.45);
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.panel-title {
  display: flex; align-items: center; justify-content: space-between;
  margin: 0;
  padding: 11px 14px 9px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--display-dim);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.panel-title .count,
.panel-title .src {
  color: var(--display-ink);
  letter-spacing: .08em;
}

/* ── Rack de canais (o elemento assinatura) ──────────────────────────────── */

.strips {
  list-style: none;
  margin: 0;
  padding: 8px;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

.strip {
  padding: 9px 10px;
  border-radius: var(--radius);
  background: var(--display-2);
  margin-bottom: 6px;
  border-left: 3px solid transparent;
  transition: border-color .1s linear;
}

.strip.talking { border-left-color: var(--live); }
.strip.muted   { border-left-color: var(--alert); }

.strip-head {
  display: flex; align-items: baseline; gap: 8px;
  margin-bottom: 7px;
}

.strip-name {
  font-family: var(--display-font);
  font-weight: 600;
  font-size: 14px;
  color: var(--display-ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.strip-tag {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--display-dim);
}

.strip-tag.on { color: var(--ok); }
.strip-tag.off { color: var(--alert); }

/* Medidor segmentado: 14 LEDs. É o que faz a sala parecer hardware. */
.meter {
  display: flex;
  gap: 2px;
  height: 9px;
}

.seg {
  flex: 1;
  border-radius: 1px;
  background: rgba(255,255,255,.07);
  transition: background-color .05s linear;
}

.seg.lit { background: var(--ok); }
.seg.lit.hot { background: var(--live); }
.seg.lit.peak { background: var(--alert); }

.rack-hint {
  margin: 0;
  padding: 10px 14px 13px;
  font-size: 12px;
  line-height: 1.45;
  color: var(--display-dim);
  border-top: 1px solid rgba(255,255,255,.06);
}

/* ── Monitor ─────────────────────────────────────────────────────────────── */

.screen {
  flex: 1;
  min-height: 0;
  position: relative;
  display: grid;
  place-items: center;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,.018) 0 1px, transparent 1px 4px),
    #060a0c;
}

#screen {
  width: 100%; height: 100%;
  object-fit: contain;
  display: none;
  background: #000;
}

.screen.live #screen { display: block; }
.screen.live .no-signal { display: none; }

.no-signal { text-align: center; padding: 24px; }

.ns-line {
  font-family: var(--display-font);
  font-weight: 700;
  font-size: 17px;
  color: var(--display-dim);
  margin: 0 0 6px;
}

.ns-sub { margin: 0; font-size: 13px; color: #4a5a5c; }
.ns-sub b { color: var(--display-dim); font-weight: 600; }

/* ── Notas / chat ────────────────────────────────────────────────────────── */

.log {
  list-style: none;
  margin: 0;
  padding: 10px 12px;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  font-size: 13px;
  line-height: 1.5;
}

.log li { margin-bottom: 9px; word-break: break-word; }

.log .who {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--display-dim);
  display: block;
}

.log .what { color: var(--display-ink); }
.log .what a { color: var(--live); }

.log li.system .what {
  color: var(--display-dim);
  font-style: italic;
}

.composer {
  display: flex; gap: 6px;
  padding: 9px;
  border-top: 1px solid rgba(255,255,255,.06);
}

.composer input {
  flex: 1;
  min-width: 0;
  font-family: var(--body);
  font-size: 13px;
  color: var(--display-ink);
  background: var(--display-2);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  padding: 8px 10px;
}

.composer input::placeholder { color: #4a5a5c; }

.btn-send { padding: 8px 12px; font-size: 12px; }

/* ── Barra de transporte ─────────────────────────────────────────────────── */

.transport {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 2px 4px 0;
}

.controls { display: flex; gap: 9px; }

.key {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--display-font);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .01em;
  color: var(--ink);
  background: linear-gradient(180deg, var(--chassis-hi), var(--chassis));
  border: 1px solid var(--chassis-lo);
  border-radius: var(--radius);
  padding: 11px 17px;
  cursor: pointer;
  box-shadow: 0 2px 0 var(--chassis-lo), 0 2px 4px rgba(0,0,0,.18);
  transition: transform .06s ease, box-shadow .06s ease;
}

.key:active { transform: translateY(2px); box-shadow: none; }

.key-led {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #7d786d;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.25);
}

.key[aria-pressed="true"] .key-led { background: var(--ok); box-shadow: 0 0 7px var(--ok); }
.key-screen[aria-pressed="true"] .key-led { background: var(--live); box-shadow: 0 0 7px var(--live); }
.key-leave { color: #7a2a2c; }

.readout {
  margin-left: auto;
  display: flex;
  gap: 16px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
}

.rd-item::before {
  content: "";
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
  margin-right: 6px;
  vertical-align: 1px;
}

.rd-item.good { color: #2f7d57; }
.rd-item.warn { color: #96631a; }
.rd-item.bad  { color: #a5343a; }

/* ── Porta de entrada ────────────────────────────────────────────────────── */

.gate {
  position: fixed; inset: 0;
  display: grid; place-items: center;
  background: rgba(20, 22, 20, .82);
  backdrop-filter: blur(6px);
  z-index: 20;
  padding: 20px;
}

.gate.hidden { display: none; }

.gate-card {
  width: min(380px, 100%);
  background: linear-gradient(180deg, var(--chassis-hi), var(--chassis));
  border-radius: 6px;
  padding: 26px 24px 22px;
  box-shadow: 0 18px 50px rgba(0,0,0,.45);
}

.gate-eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 10px;
}

.gate-title {
  font-family: var(--display-font);
  font-weight: 800;
  font-size: 27px;
  letter-spacing: -0.025em;
  margin: 0 0 4px;
}

.gate-room {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0 0 20px;
}

.field { display: block; margin-bottom: 16px; }

.field-label {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 7px;
}

.field input {
  width: 100%;
  font-family: var(--body);
  font-size: 15px;
  color: var(--ink);
  background: #f0ede6;
  border: 1px solid var(--chassis-lo);
  border-radius: var(--radius);
  padding: 10px 12px;
}

.btn-enter {
  width: 100%;
  padding: 13px;
  font-size: 14px;
  background: var(--ink);
  color: var(--chassis-hi);
  border-color: #000;
}

.btn-enter:disabled { opacity: .55; cursor: wait; }

.gate-note {
  margin: 13px 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--ink-soft);
}

.gate-note.error { color: #8e2b30; }

/* ── Toast ───────────────────────────────────────────────────────────────── */

.toast {
  position: fixed;
  left: 50%; bottom: 22px;
  transform: translate(-50%, 14px);
  background: var(--ink);
  color: var(--chassis-hi);
  font-size: 13px;
  padding: 10px 16px;
  border-radius: var(--radius);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
  z-index: 30;
}

.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ── Responsivo ──────────────────────────────────────────────────────────── */

@media (max-width: 980px) {
  body { overflow: auto; }
  .chassis { height: auto; min-height: 100%; grid-template-rows: auto 1fr auto; }
  .deck { grid-template-columns: 1fr; }
  .monitor { order: -1; min-height: 42vh; }
  .rack { max-height: 34vh; }
  .notes { min-height: 260px; }
  .rail { flex-wrap: wrap; height: auto; gap: 10px; }
  .room-plate { margin-left: 0; }
  .readout { margin-left: 0; width: 100%; flex-wrap: wrap; gap: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: .01ms !important; }
}