*, *::before, *::after { box-sizing: border-box; }

html, body, #root { height: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg-void);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow: hidden;
  overscroll-behavior: none;
}

h1, h2, h3, h4, p, figure { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }

button, input, textarea, select {
  font: inherit;
  color: inherit;
  margin: 0;
}

button {
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  color: inherit;
}

a { color: var(--accent-text); text-decoration: none; }
a:hover { text-decoration: underline; }

img, video, canvas { display: block; max-width: 100%; }

:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

/* ------------------------------------------------------------ scrollbars */
.scroll { overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; }
.scroll::-webkit-scrollbar { width: 10px; height: 10px; }
.scroll::-webkit-scrollbar-track { background: transparent; }
.scroll::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border: 3px solid transparent;
  background-clip: padding-box;
  border-radius: var(--r-pill);
}
.scroll::-webkit-scrollbar-thumb:hover { background: color-mix(in srgb, var(--text-faint) 70%, transparent); background-clip: padding-box; }

/* ------------------------------------------------------------ utilitários */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.hidden { display: none !important; }
.row { display: flex; align-items: center; }
.col { display: flex; flex-direction: column; }
.gap-4 { gap: 4px; } .gap-6 { gap: 6px; } .gap-8 { gap: 8px; } .gap-12 { gap: 12px; }
.grow { flex: 1 1 auto; min-width: 0; min-height: 0; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ------------------------------------------------------------ tipografia */
.eyebrow {
  font-size: 11px; font-weight: 700; letter-spacing: .09em;
  text-transform: uppercase; color: var(--text-faint);
}

/* ------------------------------------------------------------- controles */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 38px; padding: 0 16px;
  border-radius: var(--r-md);
  background: var(--bg-raised);
  border: 1px solid var(--line);
  color: var(--text);
  font-size: 14px; font-weight: 600;
  transition: background var(--fast), border-color var(--fast), transform var(--fast), opacity var(--fast);
  white-space: nowrap;
}
.btn:hover:not(:disabled) { background: var(--bg-active); border-color: var(--line-strong); }
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary {
  background: var(--accent); border-color: transparent; color: var(--accent-ink);
  box-shadow: 0 6px 18px -8px var(--accent);
}
.btn-primary:hover:not(:disabled) { background: color-mix(in srgb, var(--accent) 88%, white); border-color: transparent; }
.btn-danger { background: color-mix(in srgb, var(--red) 16%, transparent); border-color: color-mix(in srgb, var(--red) 34%, transparent); color: var(--red); }
.btn-danger:hover:not(:disabled) { background: var(--red); color: #fff; border-color: transparent; }
.btn-ghost { background: transparent; border-color: transparent; }
.btn-ghost:hover:not(:disabled) { background: var(--bg-hover); border-color: transparent; }
.btn-sm { height: 30px; padding: 0 11px; font-size: 13px; border-radius: var(--r-sm); }
.btn-block { width: 100%; }

.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: var(--r-md);
  color: var(--text-muted);
  transition: background var(--fast), color var(--fast);
  flex: none;
}
.icon-btn:hover { background: var(--bg-hover); color: var(--text); }
.icon-btn[aria-pressed="true"] { color: var(--accent-text); }
.icon-btn.danger:hover { background: color-mix(in srgb, var(--red) 18%, transparent); color: var(--red); }
.icon-btn svg { width: 19px; height: 19px; }

.field { display: flex; flex-direction: column; gap: 6px; }
.field > label { font-size: 12px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--text-muted); }
.field .hint { font-size: 12px; color: var(--text-faint); line-height: 1.45; }

.input, .select, .textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 10px 12px;
  color: var(--text);
  transition: border-color var(--fast), box-shadow var(--fast);
}
.input:focus, .select:focus, .textarea:focus {
  border-color: var(--accent-line);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.input::placeholder, .textarea::placeholder { color: var(--text-faint); }
/* Esses campos já sinalizam o foco com borda + brilho; o outline duplicaria. */
.input:focus-visible, .select:focus-visible, .textarea:focus-visible { outline: none; }
.select { appearance: none; cursor: pointer; padding-right: 34px;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-muted) 50%), linear-gradient(135deg, var(--text-muted) 50%, transparent 50%);
  background-position: calc(100% - 17px) 18px, calc(100% - 12px) 18px;
  background-size: 5px 5px, 5px 5px; background-repeat: no-repeat;
}
.textarea { resize: vertical; min-height: 74px; line-height: 1.5; }

/* Switch */
.switch { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; user-select: none; }
.switch input { position: absolute; opacity: 0; pointer-events: none; }
.switch .track {
  width: 40px; height: 23px; border-radius: var(--r-pill);
  background: var(--bg-input); border: 1px solid var(--line-strong);
  position: relative; transition: background var(--med), border-color var(--med); flex: none;
}
.switch .track::after {
  content: ""; position: absolute; inset: 2px auto 2px 2px;
  width: 17px; border-radius: 50%; background: var(--text-faint);
  transition: transform var(--med), background var(--med);
}
.switch input:checked + .track { background: var(--accent); border-color: transparent; }
.switch input:checked + .track::after { transform: translateX(17px); background: #fff; }
.switch input:focus-visible + .track { box-shadow: 0 0 0 3px var(--accent-soft); }

/* Slider */
.slider { -webkit-appearance: none; appearance: none; width: 100%; height: 20px; background: transparent; cursor: pointer; }
.slider::-webkit-slider-runnable-track { height: 5px; border-radius: var(--r-pill); background: var(--track-fill, var(--bg-input)); }
.slider::-moz-range-track { height: 5px; border-radius: var(--r-pill); background: var(--bg-input); }
.slider::-moz-range-progress { height: 5px; border-radius: var(--r-pill); background: var(--accent); }
.slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 14px; height: 14px; margin-top: -4.5px; border-radius: 50%;
  background: #fff; box-shadow: 0 1px 4px rgba(0,0,0,.4); transition: transform var(--fast);
}
.slider::-moz-range-thumb { width: 14px; height: 14px; border: 0; border-radius: 50%; background: #fff; }
.slider:hover::-webkit-slider-thumb { transform: scale(1.18); }

/* Chip / badge */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  height: 24px; padding: 0 9px; border-radius: var(--r-pill);
  background: var(--bg-hover); border: 1px solid var(--line);
  font-size: 12px; font-weight: 600; color: var(--text-soft);
}
.chip.accent { background: var(--accent-soft); border-color: var(--accent-line); color: var(--accent-text); }
.chip.green  { background: color-mix(in srgb, var(--green) 15%, transparent); border-color: color-mix(in srgb, var(--green) 34%, transparent); color: var(--green); }
.chip.red    { background: color-mix(in srgb, var(--red) 15%, transparent);   border-color: color-mix(in srgb, var(--red) 34%, transparent);   color: var(--red); }
.chip.yellow { background: color-mix(in srgb, var(--yellow) 15%, transparent);border-color: color-mix(in srgb, var(--yellow) 34%, transparent);color: var(--yellow); }

/* Tooltip simples */
[data-tip] { position: relative; }
[data-tip]::after {
  content: attr(data-tip);
  position: absolute; bottom: calc(100% + 8px); left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--bg-void); color: var(--text);
  border: 1px solid var(--line); border-radius: var(--r-sm);
  padding: 5px 9px; font-size: 12px; font-weight: 600; white-space: nowrap;
  opacity: 0; pointer-events: none; transition: opacity var(--fast), transform var(--fast);
  box-shadow: var(--shadow-md); z-index: 60;
}
[data-tip]:hover::after { opacity: 1; transform: translateX(-50%) translateY(0); }
[data-tip-side="right"]::after { bottom: auto; top: 50%; left: calc(100% + 10px); transform: translateY(-50%) translateX(-4px); }
[data-tip-side="right"]:hover::after { transform: translateY(-50%) translateX(0); }

/* Avatares */
.avatar {
  --size: 36px;
  width: var(--size); height: var(--size);
  border-radius: 50%; flex: none;
  display: grid; place-items: center;
  font-size: calc(var(--size) * .38); font-weight: 700; letter-spacing: -.02em;
  color: #fff; text-shadow: 0 1px 2px rgba(0,0,0,.35);
  background: linear-gradient(140deg, var(--av-a, #6c8cff), var(--av-b, #b98cff));
  overflow: hidden; user-select: none;
  position: relative;
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }

.presence-dot {
  position: absolute; right: -2px; bottom: -2px;
  width: 13px; height: 13px; border-radius: 50%;
  border: 3px solid var(--dot-ring, var(--bg-sidebar));
  background: var(--text-faint);
}
.presence-dot[data-status="online"] { background: var(--green); }
.presence-dot[data-status="idle"]   { background: var(--yellow); }
.presence-dot[data-status="dnd"]    { background: var(--red); }
.presence-dot[data-status="offline"], .presence-dot[data-status="invisible"] { background: #767c93; }

.avatar-wrap { position: relative; flex: none; display: inline-grid; }

/* Animações compartilhadas */
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes pop-in { from { opacity: 0; transform: translateY(8px) scale(.98); } to { opacity: 1; transform: none; } }
@keyframes slide-up { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--green) 55%, transparent); }
  70% { box-shadow: 0 0 0 9px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.spinner {
  width: 18px; height: 18px; border-radius: 50%; flex: none;
  border: 2px solid var(--line-strong); border-top-color: var(--accent);
  animation: spin .7s linear infinite;
}