/* Project team chat — modern cozy thread (scoped to #project-team-chat-panel) */

#project-team-chat-panel {
  background: var(--bg-primary);
  box-sizing: border-box;
}

/* Collapsed: strip border/shadow so width:0 doesn’t leave a 1px hairline */
#project-team-chat-panel.collapsed {
  box-shadow: none;
  background: transparent;
  border-radius: 0;
  outline: none;
  pointer-events: none;
  border: none;
  max-width: 0;
  overflow: hidden;
  padding: 0;
}

#project-team-chat-panel .panel-header {
  padding: 18px 18px 14px;
  background: transparent;
}

#project-team-chat-panel .panel-title-row h2 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.05rem;
  font-weight: 650;
  letter-spacing: -0.02em;
}

#project-team-chat-panel .panel-close-btn {
  border-radius: 10px;
  color: var(--text-secondary);
}

#project-team-chat-panel .panel-close-btn:hover {
  background: rgba(var(--primary-color-rgb), 0.12);
  color: var(--text-primary);
}

#project-team-chat-panel .project-team-chat-sub {
  margin: 10px 0 0;
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--text-secondary);
  background: rgba(var(--bg-primary-rgb), 0.55);
  border-radius: 10px;
  max-width: 100%;
}

#project-team-chat-panel .panel-content.project-team-chat-scroll-area {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 0;
  background: transparent;
}

#project-team-chat-panel .project-team-chat-messages {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 14px 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
}

#project-team-chat-panel .project-team-chat-messages::-webkit-scrollbar {
  width: 7px;
}

#project-team-chat-panel .project-team-chat-messages::-webkit-scrollbar-track {
  background: transparent;
}

#project-team-chat-panel .project-team-chat-messages::-webkit-scrollbar-thumb {
  background: rgba(var(--primary-color-rgb), 0.22);
  border-radius: 100px;
  border: 2px solid transparent;
  background-clip: padding-box;
}

#project-team-chat-panel .project-team-chat-messages::-webkit-scrollbar-thumb:hover {
  background: rgba(var(--primary-color-rgb), 0.38);
  background-clip: padding-box;
}

#project-team-chat-panel .panel-footer.project-team-chat-compose {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 16px max(22px, calc(16px + env(safe-area-inset-bottom, 0px)));
  background: transparent;
}

#project-team-chat-panel .project-team-chat-input {
  width: 100%;
  resize: none;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(var(--bg-primary-rgb), 0.75);
  color: var(--text-primary);
  padding: 11px 14px;
  font-family: inherit;
  font-size: 13px;
  line-height: 1.45;
  min-height: 48px;
  max-height: 140px;
  box-sizing: border-box;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.18);
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

#project-team-chat-panel .project-team-chat-input::placeholder {
  color: var(--text-secondary);
  opacity: 0.55;
}

#project-team-chat-panel .project-team-chat-input:hover {
  border-color: rgba(255, 255, 255, 0.1);
}

#project-team-chat-panel .project-team-chat-input:focus {
  outline: none;
  border-color: rgba(var(--primary-color-rgb), 0.55);
  background: rgba(var(--bg-primary-rgb), 0.9);
  box-shadow:
    inset 0 2px 6px rgba(0, 0, 0, 0.15),
    0 0 0 3px rgba(var(--primary-color-rgb), 0.15);
}

#project-team-chat-panel .project-team-chat-send {
  align-self: flex-end;
  margin-top: 2px;
  padding: 9px 20px;
  width: 100%;
  border-radius: 999px;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.02em;
  border: none;
  cursor: pointer;
  background: linear-gradient(
    135deg,
    rgba(var(--primary-color-rgb), 1) 0%,
    rgba(var(--secondary-color-rgb), 0.92) 100%
  );
  color: #fff;
  box-shadow:
    0 2px 10px rgba(var(--primary-color-rgb), 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
  transition:
    transform 0.15s ease,
    box-shadow 0.2s ease,
    filter 0.2s ease;
}

#project-team-chat-panel .project-team-chat-send:hover {
  filter: brightness(1.06);
  box-shadow:
    0 4px 18px rgba(var(--primary-color-rgb), 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

#project-team-chat-panel .project-team-chat-send:active {
  transform: scale(0.98);
}

.project-team-chat-msg {
  max-width: 92%;
  padding: 10px 13px 11px;
  border-radius: 16px 16px 16px 6px;
  background: rgba(var(--bg-secondary-rgb), 0.95);
  border: 1px solid rgba(255, 255, 255, 0.06);
  align-self: flex-start;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
  animation: project-team-chat-msg-in 0.28s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.project-team-chat-msg.is-mine {
  align-self: flex-end;
  border-radius: 16px 16px 6px 16px;
  background: linear-gradient(
    145deg,
    rgba(var(--primary-color-rgb), 0.28) 0%,
    rgba(var(--secondary-color-rgb), 0.18) 100%
  );
  border-color: rgba(var(--primary-color-rgb), 0.35);
  box-shadow:
    0 4px 16px rgba(var(--primary-color-rgb), 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.project-team-chat-msg-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 10px;
  margin-bottom: 5px;
  font-size: 11px;
}

.project-team-chat-msg-name {
  font-weight: 650;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.project-team-chat-msg-time {
  color: var(--text-secondary);
  font-size: 10px;
  opacity: 0.85;
}

.project-team-chat-msg-body {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-primary);
  word-break: break-word;
}

@keyframes project-team-chat-msg-in {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .project-team-chat-msg {
    animation: none;
  }

  #project-team-chat-panel .project-team-chat-messages {
    scroll-behavior: auto;
  }

  #project-team-chat-panel .project-team-chat-send {
    transition: none;
  }

  #project-team-chat-panel .project-team-chat-send:active {
    transform: none;
  }
}







/* Sidebar rail: show / hide sidebar — glass tile aligned with project actions */
#sidebar-visibility-toggle {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(var(--bg-secondary-rgb), 0.52);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    inset 0 1px 4px rgba(0, 0, 0, 0.1),
    0 4px 18px rgba(0, 0, 0, 0.12);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.15s ease;
}

#sidebar-visibility-toggle:hover {
  background: rgba(var(--hover-bg-rgb), 0.88);
  border-color: rgba(var(--primary-color-rgb), 0.45);
  color: var(--primary-color);
  box-shadow:
    inset 0 1px 3px rgba(0, 0, 0, 0.08),
    0 6px 22px rgba(var(--primary-color-rgb), 0.22);
  transform: translateY(-2px);
}

#sidebar-visibility-toggle:active {
  transform: translateY(0) scale(0.96);
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.12);
}

#sidebar-visibility-toggle:focus-visible {
  outline: none;
  box-shadow:
    0 0 0 2px rgba(var(--primary-color-rgb), 0.45),
    inset 0 1px 4px rgba(0, 0, 0, 0.1);
}

#sidebar-visibility-toggle svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

#sidebar-visibility-toggle svg path {
  fill: none;
}

body.sidebar-hidden #sidebar-visibility-toggle {
  background: linear-gradient(
    135deg,
    rgba(var(--primary-color-rgb), 1) 0%,
    rgba(var(--secondary-color-rgb), 0.9) 100%
  );
  color: #fff;
  border-color: transparent;
  box-shadow:
    0 6px 22px rgba(var(--primary-color-rgb), 0.38),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

body.sidebar-hidden #sidebar-visibility-toggle:hover {
  color: #fff;
  filter: brightness(1.06);
  border-color: transparent;
  box-shadow:
    0 10px 28px rgba(var(--primary-color-rgb), 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

body.sidebar-hidden #sidebar-visibility-toggle svg rect {
  fill: currentColor;
  stroke: none;
}



/* Project team chat panel shell (collapsed = no width) */
#project-team-chat-panel {
  width: 320px;
  min-width: 320px;
  max-width: 320px;
  transition: width 0.25s cubic-bezier(.4,0,.2,1), min-width 0.25s cubic-bezier(.4,0,.2,1), border-radius 0.25s cubic-bezier(.4,0,.2,1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  border-radius: 16px;
  margin: 0px 8px 22px 8px;
  padding: 0;
}

#project-team-chat-panel.collapsed {
  width: 0;
  min-width: 0;
  max-width: 0;
  margin: 0px 0 40px 0;
  border: none;
  overflow: hidden;
  padding: 0;
}

/* Panel Header (project chat overrides in project-team-chat.css) */
.panel-header {
  padding: 16px 18px;
  background: rgba(20, 20, 25, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #fff;
  font-family: system-ui, sans-serif;
}

.panel-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.panel-title-row h2 {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}

.panel-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-header-icon-group {
  display: flex;
  align-items: center;
  gap: 2px;
}

.panel-close-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
  background: none;
}

.panel-close-btn:hover {
  background: rgba(var(--primary-color-rgb), 0.1);
  color: var(--primary-color);
}

.panel-close-btn svg {
  width: 14px;
  height: 14px;
}

/* Visually hidden but available for scripts (e.g. export filename) */
.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;
}

/* Panel Content */
.panel-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 16px;
  min-height: 0;
}

/* Panel Footer */
.panel-footer {
  flex-shrink: 0;
  display: block;
}