:root {
  --bg: #12151A;
  --panel: #181C23;
  --border: #262B34;
  --text: #E8EAED;
  --text-dim: #8B93A1;
  --accent: #E8A93B;   /* warm stage-light amber, not the usual terracotta/green defaults */
  --accent-dim: #7A5E24;
  --danger: #D9534F;
  --ok: #4FAE6A;
  font-synthesis: none;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.screen { height: 100%; }
.screen[hidden] { display: none; }

/* ---------- Login ---------- */

#login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  width: 320px;
  padding: 32px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.login-card h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 600;
}

.subtitle {
  margin: 0 0 8px 0;
  color: var(--text-dim);
  font-size: 14px;
}

.login-card label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--text-dim);
}

.login-card input {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 10px;
  color: var(--text);
  font-size: 14px;
}

.login-card input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.login-card button {
  margin-top: 6px;
  background: var(--accent);
  color: #1a1305;
  border: none;
  border-radius: 6px;
  padding: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.login-card button:hover { filter: brightness(1.08); }

.error {
  color: var(--danger);
  font-size: 13px;
  margin: 0;
}

/* ---------- Dashboard ---------- */

#dashboard-screen {
  display: grid;
  grid-template-columns: 260px 1fr;
  height: 100%;
}

#device-list-panel {
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.panel-header {
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.panel-header h2 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}

.text-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 13px;
  cursor: pointer;
  padding: 0;
}
.text-btn:hover { color: var(--text); }

#device-list {
  list-style: none;
  margin: 0;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.device-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
}

.device-row:hover { background: #1F242D; }
.device-row.selected { border-color: var(--accent-dim); background: #201C12; }
.device-row.disabled { cursor: not-allowed; opacity: 0.55; }

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-dim);
  flex-shrink: 0;
}
.status-dot.online { background: var(--ok); }
.status-dot.in-use { background: var(--danger); }

.device-row-text { display: flex; flex-direction: column; gap: 2px; }
.device-row-name { font-size: 14px; }
.device-row-meta { font-size: 12px; color: var(--text-dim); }

.add-btn {
  margin: 8px;
  padding: 10px;
  background: none;
  border: 1px dashed var(--border);
  border-radius: 8px;
  color: var(--text-dim);
  font-size: 13px;
  cursor: pointer;
}
.add-btn:hover { border-color: var(--accent-dim); color: var(--text); }

.device-row-actions {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 16px;
  line-height: 1;
  padding: 2px 6px;
  cursor: pointer;
  visibility: hidden;
}
.device-row:hover .device-row-actions { visibility: visible; }
.device-row-actions:hover { color: var(--danger); }

/* ---------- Modal ---------- */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}
.modal-backdrop[hidden] { display: none; }

.modal {
  width: 360px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
}

.modal h3 {
  margin: 0 0 16px 0;
  font-size: 16px;
  font-weight: 600;
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.modal-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--text-dim);
}

.modal-form .optional { color: var(--text-dim); font-weight: 400; }

.modal-form input {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 10px;
  color: var(--text);
  font-size: 14px;
}
.modal-form input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 4px;
}

.modal-actions button[type="submit"],
#add-booth-done {
  background: var(--accent);
  color: #1a1305;
  border: none;
  border-radius: 6px;
  padding: 9px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.copy-row {
  display: flex;
  gap: 8px;
}
.copy-row input { flex: 1; font-family: ui-monospace, monospace; font-size: 12px; }
.copy-btn {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 12px;
  padding: 0 12px;
  cursor: pointer;
  white-space: nowrap;
}
.copy-btn:hover { border-color: var(--accent-dim); }
.copy-btn.copied { color: var(--ok); border-color: var(--ok); }

.result-warning {
  margin: 0;
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.4;
}

#viewer-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.viewer-empty { color: var(--text-dim); font-size: 14px; }

.viewer-active {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.viewer-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

#viewer-device-name { font-weight: 600; }

.status-pill {
  font-size: 12px;
  color: var(--text-dim);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px 10px;
}
.status-pill.connected { color: var(--ok); border-color: var(--ok); }
.status-pill.error { color: var(--danger); border-color: var(--danger); }

.viewer-toolbar .text-btn { margin-left: auto; }

#remote-video {
  flex: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
  cursor: none;
}