:root {
  --bg-0: #0a0b14;
  --bg-1: #0f1120;
  --bg-2: #14172b;
  --panel: rgba(15, 17, 32, 0.8);
  --panel-strong: rgba(20, 23, 40, 0.9);
  --surface: rgba(139, 92, 246, 0.08);
  --surface-strong: rgba(139, 92, 246, 0.15);
  --text-strong: #ffffff;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --accent: #8b5cf6;
  --accent-strong: #a78bfa;
  --accent-soft: rgba(139, 92, 246, 0.2);
  --accent-blue: #3b82f6;
  --accent-cyan: #06b6d4;
  --danger: #ef4444;
  --border: rgba(139, 92, 246, 0.15);
  --border-strong: rgba(139, 92, 246, 0.3);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 28px 80px rgba(0, 0, 0, 0.7);
  --blur: 24px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-xl: 26px;
  --transition: 180ms ease;
  --transition-slow: 260ms ease;
  --rise-ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --nav-width: 21rem;
  --controls-width: 22rem;
}

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

html {
  background:
    radial-gradient(circle at top left, rgba(139, 92, 246, 0.15), transparent 40%),
    radial-gradient(circle at 85% 10%, rgba(59, 130, 246, 0.12), transparent 35%),
    radial-gradient(circle at 50% 100%, rgba(6, 182, 212, 0.08), transparent 40%),
    linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 50%, var(--bg-2) 100%);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(139, 92, 246, 0.15), transparent 40%),
    radial-gradient(circle at 85% 10%, rgba(59, 130, 246, 0.12), transparent 35%),
    radial-gradient(circle at 50% 100%, rgba(6, 182, 212, 0.08), transparent 40%),
    linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 50%, var(--bg-2) 100%);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: 15px;
  font-weight: 400;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body,
button,
input,
select,
textarea {
  font: inherit;
}

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

button,
input,
select,
textarea {
  border-radius: var(--radius-md);
  transition:
    background-color var(--transition),
    border-color var(--transition),
    color var(--transition),
    box-shadow var(--transition),
    transform var(--transition),
    opacity var(--transition);
}

@keyframes message-rise {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

button {
  appearance: none;
  height: 42px;
  border: 1px solid rgba(139, 92, 246, 0.4);
  background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  color: #ffffff;
  padding: 0 20px;
  cursor: pointer;
  font-weight: 600;
  font-size: 15px;
  border-radius: 10px;
  box-shadow: 
    0 4px 12px rgba(59, 130, 246, 0.3),
    0 2px 4px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: all var(--transition);
}

button:hover:not(:disabled) {
  transform: translateY(-2px);
  border-color: rgba(139, 92, 246, 0.6);
  background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 100%);
  box-shadow: 
    0 8px 20px rgba(59, 130, 246, 0.4),
    0 4px 8px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

button:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 
    0 2px 6px rgba(59, 130, 246, 0.3),
    0 1px 2px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

:focus-visible {
  outline: 2px solid var(--accent-strong);
  outline-offset: 2px;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--text-strong);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

p {
  margin: 0;
  color: var(--text-muted);
  font-weight: 400;
  line-height: 1.6;
}

.app {
  min-height: 100vh;
}

.app-shell {
  display: grid;
  grid-template-columns: 320px 1fr 380px;
  gap: var(--space-6);
  padding: var(--space-6);
  align-items: stretch;
  min-height: 100vh;
}

.studio-nav,
.studio-main,
.studio-controls,
.workspace-stage {
  min-width: 0;
}

.studio-nav,
.studio-controls {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.studio-main {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  align-items: stretch;
  min-width: 0;
}

.workspace-stage {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.panel-shell {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  min-height: 0;
  padding: var(--space-6);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(59, 130, 246, 0.08) 50%, rgba(6, 182, 212, 0.06) 100%),
    var(--panel);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.4),
    0 4px 16px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  overflow: hidden;
}

.studio-nav .panel-shell,
.studio-controls .panel-shell {
  height: 100%;
}

.studio-controls .panel-shell {
  position: sticky;
  top: var(--space-6);
  height: auto;
  max-height: calc(100vh - var(--space-6) * 2);
  overflow-y: auto;
}

.panel-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.15), transparent 40%),
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.12), transparent 35%);
  opacity: 0.8;
}

.panel-shell > * {
  position: relative;
  z-index: 1;
}

.nav-brand-panel,
.nav-library-panel,
.controls-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.nav-library-panel {
  gap: var(--space-3);
  padding-top: var(--space-1);
}

.brand-box h1 {
  font-size: 1.25rem;
  line-height: 1.1;
}

.brand-box p {
  margin-top: var(--space-2);
  color: var(--text-muted);

}

.section-title {
  margin-bottom: var(--space-2);
  color: var(--accent-strong);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.buttons {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
}

.buttons > * {
  flex: 1 1 0;
  min-width: 0;
  height: 42px;
}

.primary-wide-btn {
  width: 100%;
  height: 42px;
  margin-top: var(--space-2);
  border: 1px solid rgba(139, 92, 246, 0.5);
  background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #06b6d4 100%);
  color: #ffffff;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.01em;
  border-radius: 10px;
  padding: 0 20px;
  box-shadow: 
    0 6px 16px rgba(59, 130, 246, 0.4),
    0 3px 6px rgba(0, 0, 0, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.primary-wide-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  border-color: rgba(139, 92, 246, 0.7);
  background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 50%, #22d3ee 100%);
  box-shadow: 
    0 10px 24px rgba(59, 130, 246, 0.5),
    0 5px 10px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.secondary-btn {
  width: 100%;
  height: 42px;
  margin-top: var(--space-2);
  background: rgba(139, 92, 246, 0.15);
  color: #ffffff;
  border: 1px solid rgba(139, 92, 246, 0.3);
  font-weight: 500;
  font-size: 15px;
  border-radius: 10px;
  padding: 0 20px;
  box-shadow: 
    0 2px 8px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.auth-box input,
#searchInput,
#newFolderInput,
.sidebar-bottom select,
.sidebar-bottom textarea,
select,
textarea,
input[type="text"],
input[type="email"],
input[type="password"] {
  width: 100%;
  height: 42px;
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: 10px;
  background: rgba(10, 11, 20, 0.6);
  color: #ffffff;
  padding: 0 14px;
  font-size: 15px;
  font-weight: 400;
  box-shadow: 
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    0 4px 12px rgba(0, 0, 0, 0.3);
  transition: all var(--transition);
}

.auth-box input,
#searchInput,
#newFolderInput,
select,
textarea,
input[type="text"],
input[type="email"],
input[type="password"] {
  padding: 0 14px;
}

.auth-box,
.history-box {
  padding: var(--space-5);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(59, 130, 246, 0.08)),
    rgba(15, 17, 32, 0.9);
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.auth-box {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.auth-box .buttons {
  margin-top: var(--space-1);
}

.auth-box input::placeholder,
#searchInput::placeholder,
#newFolderInput::placeholder,
textarea::placeholder,
input::placeholder {
  color: #94a3b8;
  font-weight: 400;
}

.auth-box input:focus-visible,
#searchInput:focus-visible,
#newFolderInput:focus-visible,
select:focus-visible,
textarea:focus-visible,
input[type="text"]:focus-visible,
input[type="email"]:focus-visible,
input[type="password"]:focus-visible {
  border-color: rgba(139, 92, 246, 0.6);
  background: rgba(10, 11, 20, 0.8);
  box-shadow:
    0 0 0 3px rgba(139, 92, 246, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  outline: none;
}

textarea {
  min-height: 120px;
  height: auto;
  padding: 12px 14px;
  resize: vertical;
  line-height: 1.6;
}

.sidebar-bottom label,
label {
  color: var(--text-strong);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

#status,
.chat-subtitle {
  color: var(--text-muted);
}

.history-box {
  margin-top: var(--space-2);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.history-box .section-title:first-child {
  margin-top: 0;
}

.history-list {
  max-height: 15rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.history-item-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.history-item {
  position: relative;
  flex: 1;
  padding: var(--space-3);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 12px;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(59, 130, 246, 0.06)),
    rgba(139, 92, 246, 0.05);
  color: var(--text-strong);
  text-align: left;
  font-size: 0.92rem;
  font-weight: 500;
  box-shadow: 
    0 4px 12px rgba(0, 0, 0, 0.2),
    0 2px 6px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.history-item:hover {
  border-color: var(--border-strong);
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(59, 130, 246, 0.1)),
    rgba(139, 92, 246, 0.08);
  transform: translateY(-2px);
  box-shadow:
    0 8px 20px rgba(139, 92, 246, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.active-history-item {
  border-color: rgba(139, 92, 246, 0.6) !important;
  background:
    linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%),
    rgba(139, 92, 246, 0.2) !important;
  box-shadow:
    0 12px 28px rgba(139, 92, 246, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.history-action-btn {
  padding: 0 16px;
  height: 42px;
  font-size: 15px;
  background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  color: #ffffff;
  min-width: 80px;
  border-radius: 10px;
  font-weight: 600;
  box-shadow: 
    0 4px 12px rgba(59, 130, 246, 0.3),
    0 2px 4px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.delete-btn {
  border-color: rgba(239, 68, 68, 0.5);
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: #ffffff;
  box-shadow: 
    0 4px 12px rgba(239, 68, 68, 0.3),
    0 2px 4px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.chat-tabs-bar {
  padding: var(--space-5);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(59, 130, 246, 0.1)),
    var(--panel-strong);
  box-shadow: 
    0 8px 24px rgba(0, 0, 0, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
}

.chat-tabs {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  scrollbar-width: thin;
  padding-bottom: 0.1rem;
}

.chat-tab {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 8.75rem;
  max-width: 13.75rem;
  padding: var(--space-3);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 12px;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(59, 130, 246, 0.08)),
    rgba(139, 92, 246, 0.06);
  color: var(--text-strong);
  cursor: pointer;
  flex-shrink: 0;
  box-shadow: 
    0 4px 12px rgba(0, 0, 0, 0.2),
    0 2px 6px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.chat-tab:hover {
  border-color: rgba(139, 92, 246, 0.4);
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.18), rgba(59, 130, 246, 0.12)),
    rgba(139, 92, 246, 0.1);
  transform: translateY(-2px);
  box-shadow: 
    0 8px 20px rgba(139, 92, 246, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.chat-tab.active-tab {
  border-color: rgba(139, 92, 246, 0.6);
  background:
    linear-gradient(135deg, #8b5cf6 0%, #3b82f6 50%, #06b6d4 100%);
  box-shadow:
    0 12px 28px rgba(139, 92, 246, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.chat-tab-title {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 0.86rem;
  font-weight: 600;
  flex: 1;
}

.chat-tab-close {
  padding: 0;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 999px;
}

.chat-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 0.15rem 0.1rem 0;
}

.chat-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.chat-subtitle {
  margin-top: var(--space-1);
  font-size: 0.88rem;
}

.chat-messages {
  flex: 1;
  min-height: 500px;
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  overflow-y: auto;
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 16px 16px 0 0;
  background:
    linear-gradient(180deg, rgba(10, 11, 20, 0.9), rgba(15, 17, 32, 0.85)),
    rgba(10, 11, 20, 0.8);
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.4),
    0 4px 12px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.message {
  position: relative;
  max-width: 75%;
  padding: var(--space-4);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(59, 130, 246, 0.08)),
    rgba(139, 92, 246, 0.08);
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.user-message {
  align-self: flex-end;
  border-color: rgba(59, 130, 246, 0.4);
  background:
    linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(6, 182, 212, 0.15)),
    rgba(59, 130, 246, 0.15);
  border-bottom-right-radius: 6px;
}

.ai-message {
  align-self: flex-start;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(59, 130, 246, 0.1)),
    rgba(139, 92, 246, 0.1);
  border-bottom-left-radius: 6px;
}

.message-label {
  margin-bottom: var(--space-1);
  color: var(--accent-strong);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.message-content {
  color: var(--text-strong);
  white-space: pre-wrap;
  line-height: 1.6;
  overflow-wrap: anywhere;
  font-weight: 400;
}

.chat-input-area {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-top: none;
  border-radius: 0 0 16px 16px;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(59, 130, 246, 0.08)),
    rgba(15, 17, 32, 0.9);
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.tool-shortcuts {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
}

.tool-shortcut-btn {
  padding: 0 12px;
  height: 36px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 8px;
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.25);
  color: var(--text-strong);
  box-shadow: 
    0 2px 6px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: all var(--transition);
}

.tool-shortcut-btn:hover:not(:disabled) {
  transform: translateY(-1px);
  background: rgba(139, 92, 246, 0.2);
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 
    0 4px 12px rgba(139, 92, 246, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.tool-shortcut-btn:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 
    0 1px 3px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.chat-input-row {
  display: flex;
  gap: var(--space-3);
  align-items: flex-end;
}

#chatPromptInput {
  flex: 1;
  min-height: 42px;
  max-height: 200px;
  padding: 12px 14px;
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: 10px;
  background: rgba(10, 11, 20, 0.6);
  color: #ffffff;
  font-size: 15px;
  font-weight: 400;
  line-height: 1.5;
  resize: none;
  overflow-y: auto;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    0 4px 12px rgba(0, 0, 0, 0.3);
  transition: all var(--transition);
}

#chatPromptInput::placeholder {
  color: #94a3b8;
  font-weight: 400;
}

#chatPromptInput:focus-visible {
  border-color: rgba(139, 92, 246, 0.6);
  background: rgba(10, 11, 20, 0.8);
  box-shadow:
    0 0 0 3px rgba(139, 92, 246, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  outline: none;
}

.chat-send-btn {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: 10px;
  background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  border: 1px solid rgba(139, 92, 246, 0.4);
  color: #ffffff;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 
    0 4px 12px rgba(59, 130, 246, 0.3),
    0 2px 4px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: all var(--transition);
}

.chat-send-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 100%);
  border-color: rgba(139, 92, 246, 0.6);
  box-shadow: 
    0 8px 20px rgba(59, 130, 246, 0.4),
    0 4px 8px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.chat-send-btn:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 
    0 2px 6px rgba(59, 130, 246, 0.3),
    0 1px 2px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.controls-card {
  padding: var(--space-6);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(59, 130, 246, 0.08)),
    rgba(15, 17, 32, 0.85);
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.controls-card > label,
.controls-card #textControls label,
.controls-card #imageControls label,
.controls-card #videoControls label,
.controls-card #voiceControls label {
  margin-top: var(--space-2);
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.controls-card > label:first-child {
  margin-top: 0;
}

.controls-card #textControls,
.controls-card #imageControls,
.controls-card #videoControls,
.controls-card #voiceControls {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-3);
  margin-top: var(--space-2);
  border-top: 1px solid rgba(139, 92, 246, 0.15);
}

.controls-card #voiceControls {
  gap: var(--space-3);
}

.controls-card .buttons {
  margin-top: var(--space-1);
}

#prompt {
  min-height: 120px;
  height: auto;
  padding: 12px 14px;
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: 10px;
  background: rgba(10, 11, 20, 0.6);
  color: #ffffff;
  font-size: 15px;
  font-weight: 400;
  line-height: 1.6;
  resize: vertical;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    0 8px 20px rgba(0, 0, 0, 0.3);
}

.image-area,
.audio-area {
  padding: 0;
}

.image-area {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.image-card,
.gallery-card,
.audio-card,
.subtitle-panel {
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(59, 130, 246, 0.08)),
    rgba(139, 92, 246, 0.06);
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(calc(var(--blur) * 0.65));
  -webkit-backdrop-filter: blur(calc(var(--blur) * 0.65));
  overflow: hidden;
  transition:
    border-color var(--transition),
    background-color var(--transition-slow),
    box-shadow var(--transition-slow),
    transform var(--transition-slow);
  animation: message-rise 420ms var(--rise-ease) both;
}

.image-card,
.gallery-card,
.audio-card {
  padding: var(--space-4);
}

.image-card,
.gallery-card {
  flex: 1;
}

.image-card:hover,
.gallery-card:hover,
.audio-card:hover,
.subtitle-panel:hover {
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    0 16px 40px rgba(139, 92, 246, 0.3);
  transform: translateY(-2px);
}

.image-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.gallery-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.image-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(7.5rem, 1fr));
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.gallery-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(59, 130, 246, 0.06)),
    rgba(139, 92, 246, 0.05);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 8px 20px rgba(0, 0, 0, 0.25);
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: calc(var(--radius-lg) - 4px);
}

.gallery-caption {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
  font-weight: 400;
}

#generatedVideo {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: calc(var(--radius-xl) - 4px);
  background: #0a0b14;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    0 16px 36px rgba(0, 0, 0, 0.5);
}

.voice-status {
  margin-top: var(--space-2);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.voice-button-row {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-3);
  flex-wrap: wrap;
}

.push-to-talk-btn {
  flex: 1 1 12rem;
  border-color: rgba(139, 92, 246, 0.4);
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(59, 130, 246, 0.1)),
    rgba(139, 92, 246, 0.08);
  color: var(--text-strong);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.push-to-talk-btn:hover:not(:disabled) {
  border-color: rgba(139, 92, 246, 0.6);
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.25), rgba(59, 130, 246, 0.18)),
    rgba(139, 92, 246, 0.15);
}

.push-to-talk-btn.active {
  border-color: rgba(139, 92, 246, 0.8);
  background:
    linear-gradient(135deg, #8b5cf6 0%, #3b82f6 50%, #06b6d4 100%);
  box-shadow:
    0 0 0 3px rgba(139, 92, 246, 0.3),
    0 12px 28px rgba(139, 92, 246, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.subtitle-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-4);
  align-items: stretch;
}

.subtitle-panel {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.subtitle-title {
  margin-bottom: var(--space-2);
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.subtitle-text {
  min-height: 2.75rem;
  color: var(--text-strong);
  white-space: pre-wrap;
  line-height: 1.6;
  letter-spacing: -0.01em;
  font-weight: 400;
}

.voice-line {
  position: relative;
  padding: 0.82rem 0.95rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(59, 130, 246, 0.06)),
    rgba(139, 92, 246, 0.05);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 8px 20px rgba(0, 0, 0, 0.25);
  line-height: 1.5;
  font-size: 0.94rem;
  animation: message-rise 280ms var(--rise-ease) both;
  overflow-wrap: anywhere;
}

.voice-line.user-line {
  align-self: flex-end;
  border-color: rgba(59, 130, 246, 0.3);
  background:
    linear-gradient(135deg, rgba(59, 130, 246, 0.18), rgba(6, 182, 212, 0.12)),
    rgba(59, 130, 246, 0.12);
}

.voice-line.ai-line {
  align-self: flex-start;
}

.voice-line.system-line {
  align-self: center;
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.06), rgba(59, 130, 246, 0.04)),
    rgba(139, 92, 246, 0.04);
  color: var(--text-muted);
  font-size: 0.84rem;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }

  button,
  input,
  select,
  textarea,
  .image-card,
  .gallery-card,
  .audio-card,
  .subtitle-panel,
  .voice-line,
  .chat-tab,
  .history-item {
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

  .image-card,
  .gallery-card,
  .audio-card,
  .subtitle-panel,
  .voice-line {
    animation: none !important;
    transform: none !important;
  }

  button:hover:not(:disabled),
  .history-item:hover,
  .chat-tab:hover,
  .image-card:hover,
  .gallery-card:hover,
  .audio-card:hover,
  .subtitle-panel:hover,
  .voice-line:hover {
    transform: none !important;
  }
}

.voice-conversation {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-4);
  max-height: 17rem;
  overflow-y: auto;
}

#status {
  margin-top: var(--space-3);
  min-height: 2.4rem;
  padding: 0.68rem 0.85rem;
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 999px;
  background: rgba(139, 92, 246, 0.08);
  color: var(--text-muted);
  font-size: 0.86rem;
  display: flex;
  align-items: center;
  box-shadow: 
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 4px 12px rgba(0, 0, 0, 0.2);
}

.audio-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.audio-card .voice-conversation {
  padding: 0.05rem 0;
}

@media (max-width: 1400px) {
  .app-shell {
    grid-template-columns: 280px 1fr 340px;
  }
}

@media (max-width: 1200px) {
  .app-shell {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .studio-nav {
    order: 1;
  }

  .studio-main {
    order: 2;
  }

  .studio-controls {
    order: 3;
  }

  .studio-controls .panel-shell {
    position: static;
    max-height: none;
  }

  .chat-messages {
    min-height: 400px;
  }

  .tool-shortcuts {
    justify-content: center;
  }
}

@media (max-width: 980px) {
  .app-shell {
    padding: var(--space-4);
    gap: var(--space-4);
  }

  .studio-main {
    gap: var(--space-4);
  }

  .panel-shell {
    padding: var(--space-5);
  }

  .chat-tabs-bar,
  .controls-card {
    border-radius: 14px;
  }

  .chat-messages {
    border-radius: 14px 14px 0 0;
    min-height: 350px;
  }

  .chat-input-area {
    border-radius: 0 0 14px 14px;
  }

  .chat-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .chat-tabs {
    gap: var(--space-1);
  }

  .chat-tab {
    min-width: 7.75rem;
    padding: 0.68rem 0.82rem;
  }

  .message {
    max-width: 90%;
  }

  .subtitle-panels {
    grid-template-columns: 1fr;
  }

  .image-gallery {
    grid-template-columns: repeat(auto-fill, minmax(6.5rem, 1fr));
  }

  .tool-shortcuts {
    gap: var(--space-2);
  }

  .tool-shortcut-btn {
    font-size: 12px;
    padding: 0 10px;
    height: 34px;
  }
}

@media (max-width: 720px) {
  .app-shell {
    padding: var(--space-3);
    gap: var(--space-3);
  }

  .panel-shell,
  .controls-card {
    padding: var(--space-4);
  }

  .panel-shell {
    gap: var(--space-4);
  }

  .chat-messages {
    min-height: 300px;
    padding: var(--space-4);
    gap: var(--space-3);
    border-radius: 12px 12px 0 0;
  }

  .chat-input-area {
    padding: var(--space-3);
    border-radius: 0 0 12px 12px;
  }

  .message {
    max-width: 100%;
    padding: 0.88rem 0.95rem;
  }

  .image-area,
  .voice-button-row,
  .subtitle-panels {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .buttons {
    flex-direction: column;
  }

  .buttons > * {
    width: 100%;
  }

  .chat-tab {
    min-width: 0;
    max-width: none;
    width: auto;
    flex: 0 0 auto;
  }

  #prompt {
    min-height: 7.5rem;
  }

  .image-gallery {
    grid-template-columns: repeat(auto-fill, minmax(5.75rem, 1fr));
  }

  .tool-shortcuts {
    gap: var(--space-1);
  }

  .tool-shortcut-btn {
    font-size: 11px;
    padding: 0 8px;
    height: 32px;
    flex: 1 1 auto;
    min-width: 70px;
  }

  .chat-input-row {
    gap: var(--space-2);
  }

  #chatPromptInput {
    font-size: 14px;
    padding: 10px 12px;
  }

  .chat-send-btn {
    width: 44px;
    height: 44px;
    font-size: 18px;
  }
}

@media (max-width: 540px) {
  .app-shell {
    padding: var(--space-2);
    gap: var(--space-2);
  }

  .panel-shell,
  .controls-card,
  .chat-tabs-bar {
    border-radius: 12px;
  }

  .chat-messages {
    border-radius: 12px 12px 0 0;
    min-height: 250px;
    padding: var(--space-3);
  }

  .chat-input-area {
    border-radius: 0 0 12px 12px;
    padding: var(--space-3);
    gap: var(--space-2);
  }

  .panel-shell,
  .controls-card {
    padding: var(--space-3);
  }

  .brand-box h1,
  .chat-title {
    font-size: 1.02rem;
  }

  .chat-subtitle,
  .voice-status,
  .message-label {
    font-size: 0.82rem;
  }

  .chat-tabs {
    margin-inline: calc(var(--space-1) * -1);
    padding-inline: var(--space-1);
  }

  .chat-tab {
    padding: 0.62rem 0.72rem;
  }

  .message {
    padding: 0.82rem 0.88rem;
  }

  .image-card,
  .gallery-card,
  .audio-card,
  .subtitle-panel {
    border-radius: 12px;
  }

  .image-card,
  .gallery-card,
  .audio-card {
    padding: var(--space-3);
  }

  .image-gallery {
    grid-template-columns: repeat(auto-fill, minmax(4.75rem, 1fr));
  }

  .tool-shortcuts {
    gap: var(--space-1);
    justify-content: flex-start;
  }

  .tool-shortcut-btn {
    font-size: 10px;
    padding: 0 6px;
    height: 30px;
    min-width: 60px;
    flex: 1 1 calc(25% - var(--space-1));
  }

  .chat-input-row {
    gap: var(--space-2);
  }

  #chatPromptInput {
    font-size: 14px;
    padding: 10px 12px;
    min-height: 40px;
  }

  .chat-send-btn {
    width: 40px;
    height: 40px;
    font-size: 16px;
    border-radius: 8px;
  }
}

/* ── Coding Assistant ─────────────────────────────────────────── */

.coding-session-card {
  gap: var(--space-4);
}

.coding-session-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.coding-session-meta {
  margin-top: var(--space-1);
  color: var(--text-muted);
  font-size: 0.86rem;
}

.coding-session-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.coding-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.32rem 0.72rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.coding-badge-active {
  border: 1px solid rgba(34, 197, 94, 0.5);
  background: rgba(34, 197, 94, 0.15);
  color: #86efac;
}

.coding-badge-paused {
  border: 1px solid rgba(139, 92, 246, 0.5);
  background: rgba(139, 92, 246, 0.15);
  color: var(--accent-strong);
}

.coding-badge-vscode {
  border: 1px solid rgba(59, 130, 246, 0.5);
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
}

.coding-badge-lang {
  border: 1px solid rgba(139, 92, 246, 0.2);
  background: rgba(139, 92, 246, 0.08);
  color: var(--text-muted);
}

.coding-output {
  min-height: 14rem;
  max-height: 36rem;
  overflow-y: auto;
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(9, 11, 16, 0.96), rgba(18, 20, 26, 0.92)),
    rgba(8, 10, 14, 0.9);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.coding-output-placeholder {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.coding-output-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  animation: message-rise 320ms var(--rise-ease) both;
}

.coding-output-label {
  color: var(--accent-strong);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.coding-output-text {
  color: var(--text-strong);
  white-space: pre-wrap;
  line-height: 1.65;
  overflow-wrap: anywhere;
  font-size: 0.93rem;
}

.coding-output-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: var(--space-2);
}

.coding-approve-btn {
  flex: 1 1 0;
  height: 42px;
  border-color: rgba(34, 197, 94, 0.5);
  background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
  color: #ffffff;
  font-weight: 700;
  font-size: 15px;
  border-radius: 10px;
  padding: 0 20px;
  box-shadow: 
    0 4px 12px rgba(34, 197, 94, 0.3),
    0 2px 4px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.coding-approve-btn:hover:not(:disabled) {
  border-color: rgba(34, 197, 94, 0.7);
  background: linear-gradient(135deg, #4ade80 0%, #22c55e 100%);
  box-shadow: 
    0 8px 20px rgba(34, 197, 94, 0.4),
    0 4px 8px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.coding-change-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(59, 130, 246, 0.06)),
    rgba(139, 92, 246, 0.05);
  animation: message-rise 280ms var(--rise-ease) both;
}

.coding-change-item.approved {
  border-color: rgba(34, 197, 94, 0.4);
  background:
    linear-gradient(135deg, rgba(34, 197, 94, 0.12), rgba(34, 197, 94, 0.06)),
    rgba(34, 197, 94, 0.06);
}

.coding-change-item.rejected {
  border-color: rgba(239, 68, 68, 0.4);
  background:
    linear-gradient(135deg, rgba(239, 68, 68, 0.12), rgba(239, 68, 68, 0.06)),
    rgba(239, 68, 68, 0.06);
  opacity: 0.65;
}

.coding-change-type {
  color: var(--accent-strong);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.coding-change-path {
  color: var(--text-strong);
  font-family: "Cascadia Code", "Fira Code", Consolas, monospace;
  font-size: 0.84rem;
  overflow-wrap: anywhere;
}

.coding-change-explanation {
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.5;
  font-weight: 400;
}

.coding-change-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
  flex-wrap: wrap;
}

.coding-change-approve {
  padding: 0 16px;
  height: 42px;
  border-color: rgba(34, 197, 94, 0.5);
  background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
  color: #ffffff;
  font-size: 15px;
  font-weight: 700;
  border-radius: 10px;
  box-shadow: 
    0 4px 12px rgba(34, 197, 94, 0.3),
    0 2px 4px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.coding-change-reject {
  padding: 0 16px;
  height: 42px;
  border-color: rgba(239, 68, 68, 0.5);
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  border-radius: 10px;
  box-shadow: 
    0 4px 12px rgba(239, 68, 68, 0.3),
    0 2px 4px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.coding-session-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(59, 130, 246, 0.06)),
    rgba(139, 92, 246, 0.05);
  cursor: pointer;
  text-align: left;
  width: 100%;
  transition:
    border-color var(--transition),
    background var(--transition),
    transform var(--transition);
}

.coding-session-item:hover {
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.coding-session-item.active-session {
  border-color: rgba(139, 92, 246, 0.6);
  background:
    linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%),
    rgba(139, 92, 246, 0.15);
}

.coding-session-item-title {
  color: var(--text-strong);
  font-weight: 700;
  font-size: 0.92rem;
}

.coding-session-item-meta {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 400;
}

.controls-card #codingAssistantControls {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-3);
  margin-top: var(--space-2);
  border-top: 1px solid rgba(139, 92, 246, 0.06);
}

.controls-card #codingAssistantControls label {
  margin-top: var(--space-2);
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* ── Coding Assistant Advanced UI ────────────────────────────────────────────── */

.coding-workspace {
  flex-direction: column;
  gap: var(--space-4);
}

/* Top status bar */
.coding-topbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: flex-start;
  justify-content: space-between;
}

.coding-topbar-left { flex: 1 1 auto; min-width: 0; }
.coding-topbar-right { flex: 0 0 auto; }

.coding-stats-panels {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 0;
}

.coding-status-text {
  font-size: 0.82rem;
  min-height: auto;
}

/* 3-column main layout */
.coding-main-layout {
  display: grid;
  grid-template-columns: 14rem minmax(0, 1fr) 18rem;
  gap: var(--space-4);
  align-items: start;
}

/* Left sidebar */
.coding-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-height: 72vh;
  overflow: hidden;
}

.coding-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.coding-sidebar-header .section-title { margin-bottom: 0; }

.coding-icon-btn {
  padding: 0.3rem 0.55rem;
  border-radius: var(--radius-md);
  background: rgba(139, 92, 246, 0.08);
  color: var(--text-muted);
  font-size: 0.9rem;
  border: 1px solid var(--border);
  line-height: 1;
  flex-shrink: 0;
}

.coding-icon-btn:hover:not(:disabled) {
  color: var(--accent-strong);
  border-color: var(--border-strong);
  transform: none;
}

.coding-file-tree {
  flex: 1;
  overflow-y: auto;
  max-height: 28rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.coding-tree-placeholder {
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.6;
  padding: var(--space-2);
  font-weight: 400;
}

.coding-tree-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.32rem 0.5rem;
  border-radius: var(--radius-md);
  color: var(--text-strong);
  font-size: 0.82rem;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  border: none;
  background: transparent;
  text-align: left;
  width: 100%;
  transition: background var(--transition), color var(--transition);
}

.coding-tree-item:hover { background: rgba(139, 92, 246, 0.12); color: var(--accent-strong); }
.coding-tree-item.selected { background: rgba(139, 92, 246, 0.2); color: var(--accent-strong); }
.coding-tree-item.is-dir { font-weight: 600; }
.coding-tree-icon { font-size: 0.78rem; flex-shrink: 0; }
.coding-tree-indent { display: inline-block; width: 1rem; flex-shrink: 0; }

.coding-session-list { max-height: 14rem; overflow-y: auto; }

.coding-session-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(139, 92, 246, 0.02);
  cursor: pointer;
  text-align: left;
  width: 100%;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}

.coding-session-item:hover { border-color: var(--border-strong); transform: translateY(-1px); }
.coding-session-item.active-session {
  border-color: rgba(139, 92, 246, 0.55);
  background: linear-gradient(180deg, rgba(139, 92, 246, 0.18), rgba(139, 92, 246, 0.1));
}

.coding-session-item-title { 
  color: var(--text-strong); 
  font-weight: 700; 
  font-size: 0.84rem; 
  overflow: hidden; 
  text-overflow: ellipsis; 
  white-space: nowrap; 
}
.coding-session-item-meta { color: var(--text-muted); font-size: 0.76rem; }

/* Centre column */
.coding-centre {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-width: 0;
}

.coding-chat-panel {
  display: flex;
  flex-direction: column;
  min-height: 28rem;
  max-height: 52vh;
  overflow: hidden;
  padding: 0;
}

.coding-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.coding-chat-msg {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  max-width: 90%;
  animation: message-rise 300ms var(--rise-ease) both;
}

.coding-chat-ai { align-self: flex-start; }
.coding-chat-user { align-self: flex-end; }

.coding-chat-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.coding-chat-user .coding-chat-label { text-align: right; }

.coding-chat-text {
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: rgba(139, 92, 246, 0.04);
  color: var(--text-strong);
  font-size: 0.9rem;
  line-height: 1.6;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.coding-chat-user .coding-chat-text {
  border-color: rgba(139, 111, 61, 0.3);
  background: linear-gradient(180deg, rgba(139, 111, 61, 0.12), rgba(139, 111, 61, 0.08));
}

.coding-chat-streaming .coding-chat-text::after {
  content: "▋";
  animation: blink 0.8s step-end infinite;
  color: var(--accent-strong);
}

@keyframes blink { 50% { opacity: 0; } }

/* Reasoning panel */
.coding-reasoning-panel { padding: var(--space-4); }
.coding-reasoning-list {
  margin: var(--space-3) 0 0 0;
  padding-left: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.coding-reasoning-list li {
  color: var(--text-strong);
  font-size: 0.88rem;
  line-height: 1.55;
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(139, 92, 246, 0.06);
}

/* Terminal panel */
.coding-terminal-panel { padding: var(--space-4); }

.coding-terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}

.coding-terminal-note {
  color: var(--danger);
  font-size: 0.76rem;
  font-weight: 600;
}

.coding-terminal-list { display: flex; flex-direction: column; gap: var(--space-2); }

.coding-terminal-cmd {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.6rem 0.85rem;
  border: 1px solid rgba(139, 92, 246, 0.14);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(9, 11, 16, 0.96), rgba(18, 20, 26, 0.92));
  animation: message-rise 280ms var(--rise-ease) both;
}

.coding-terminal-cmd code {
  flex: 1;
  font-family: "Cascadia Code", "Fira Code", Consolas, monospace;
  font-size: 0.84rem;
  color: #f5e9c9;
  overflow-wrap: anywhere;
}

.coding-terminal-copy {
  padding: 0.28rem 0.6rem;
  font-size: 0.76rem;
  border-radius: var(--radius-md);
  background: rgba(139, 92, 246, 0.1);
  border-color: rgba(139, 92, 246, 0.25);
  color: var(--accent-strong);
  flex-shrink: 0;
}

/* Right review panel */
.coding-review-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-width: 0;
}

.coding-changes-card { padding: var(--space-4); }

.coding-changes-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.coding-changes-actions { display: flex; gap: var(--space-2); }

.coding-changes-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-height: 40vh;
  overflow-y: auto;
}

.coding-changes-placeholder { 
  color: var(--text-muted); 
  font-size: 0.86rem;
  font-weight: 400;
}

.coding-change-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(139, 92, 246, 0.02);
  animation: message-rise 280ms var(--rise-ease) both;
  transition: border-color var(--transition);
}

.coding-change-card.approved {
  border-color: rgba(34, 197, 94, 0.35);
  background: rgba(34, 197, 94, 0.05);
}

.coding-change-card.rejected {
  border-color: rgba(239, 68, 68, 0.3);
  background: rgba(239, 68, 68, 0.04);
  opacity: 0.6;
}

.coding-change-card.destructive {
  border-color: rgba(239, 68, 68, 0.5);
  background: rgba(239, 68, 68, 0.08);
}

.coding-change-type {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.coding-change-card.destructive .coding-change-type { color: var(--danger); }

.coding-change-path {
  font-family: "Cascadia Code", "Fira Code", Consolas, monospace;
  font-size: 0.82rem;
  color: var(--text-strong);
  overflow-wrap: anywhere;
}

.coding-change-meta { color: var(--text-muted); font-size: 0.78rem; line-height: 1.4; }

.coding-change-warning {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-md);
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #fca5a5;
  font-size: 0.78rem;
  line-height: 1.4;
}

.coding-change-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-1);
  flex-wrap: wrap;
}

.coding-change-approve {
  padding: 0.38rem 0.75rem;
  border-color: rgba(34, 197, 94, 0.35);
  background: rgba(34, 197, 94, 0.1);
  color: #86efac;
  font-size: 0.78rem;
  font-weight: 700;
  border-radius: var(--radius-md);
}

.coding-change-approve:hover:not(:disabled) {
  border-color: rgba(34, 197, 94, 0.6);
  background: rgba(34, 197, 94, 0.18);
}

.coding-change-reject {
  padding: 0.38rem 0.75rem;
  border-color: rgba(239, 68, 68, 0.35);
  background: rgba(239, 68, 68, 0.1);
  color: #fca5a5;
  font-size: 0.78rem;
  border-radius: var(--radius-md);
}

.coding-change-diff-btn {
  padding: 0.38rem 0.75rem;
  font-size: 0.78rem;
  border-radius: var(--radius-md);
  background: rgba(139, 92, 246, 0.08);
  border-color: rgba(139, 92, 246, 0.2);
  color: var(--accent-strong);
}

.coding-change-status {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: var(--space-1);
}

.coding-change-status.approved { color: #86efac; }
.coding-change-status.rejected { color: #fca5a5; }

/* Approve/reject all buttons */
.coding-approve-btn {
  padding: 0.42rem 0.85rem;
  border-color: rgba(34, 197, 94, 0.4);
  background: linear-gradient(180deg, rgba(34, 197, 94, 0.18), rgba(34, 197, 94, 0.1));
  color: #86efac;
  font-weight: 700;
  font-size: 0.82rem;
  border-radius: var(--radius-md);
}

.coding-approve-btn:hover:not(:disabled) {
  border-color: rgba(34, 197, 94, 0.65);
  background: linear-gradient(180deg, rgba(34, 197, 94, 0.28), rgba(34, 197, 94, 0.18));
}

.coding-reject-all-btn {
  padding: 0.42rem 0.85rem;
  font-size: 0.82rem;
  border-radius: var(--radius-md);
  margin-top: 0;
}

/* Diff viewer */
.coding-diff-card { padding: var(--space-4); }

.coding-diff-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.coding-diff-viewer {
  margin: 0;
  padding: var(--space-4);
  border: 1px solid rgba(139, 92, 246, 0.1);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(9, 11, 16, 0.98), rgba(18, 20, 26, 0.94));
  overflow-x: auto;
  max-height: 28rem;
  overflow-y: auto;
  font-family: "Cascadia Code", "Fira Code", Consolas, monospace;
  font-size: 0.82rem;
  line-height: 1.65;
  color: #f5e9c9;
  white-space: pre;
}

.diff-added { color: #86efac; }
.diff-removed { color: #fca5a5; }
.diff-header { color: var(--accent-strong); font-weight: 700; }

/* Controls panel labels */
.controls-card #codingAssistantControls {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-3);
  margin-top: var(--space-2);
  border-top: 1px solid rgba(139, 92, 246, 0.06);
}

.controls-card #codingAssistantControls label {
  margin-top: var(--space-2);
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* Responsive */
@media (max-width: 1400px) {
  .coding-main-layout {
    grid-template-columns: 12rem minmax(0, 1fr) 16rem;
  }
}

@media (max-width: 1100px) {
  .coding-main-layout {
    grid-template-columns: 1fr;
  }

  .coding-sidebar { max-height: 20rem; }
  .coding-stats-panels { grid-template-columns: 1fr 1fr; }
}

/* ── Editor Integrations Panel ───────────────────────────────────────────────── */

.coding-editors-panel {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  animation: message-rise 280ms var(--rise-ease) both;
}

.coding-editors-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.coding-editors-intro {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
  margin: 0;
  font-weight: 400;
}

.coding-editors-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  gap: var(--space-4);
}

.coding-editor-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(139, 92, 246, 0.04), rgba(139, 92, 246, 0.02)),
    rgba(139, 92, 246, 0.02);
  transition:
    border-color var(--transition),
    box-shadow var(--transition),
    transform var(--transition);
  animation: message-rise 320ms var(--rise-ease) both;
}

.coding-editor-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.18);
}

.coding-editor-card.connected {
  border-color: rgba(34, 197, 94, 0.45);
  background:
    linear-gradient(180deg, rgba(34, 197, 94, 0.08), rgba(34, 197, 94, 0.04)),
    rgba(34, 197, 94, 0.03);
}

.coding-editor-card.coming-soon {
  opacity: 0.75;
}

.coding-editor-top {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.coding-editor-icon {
  font-size: 1.6rem;
  line-height: 1;
  flex-shrink: 0;
}

.coding-editor-name-wrap {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.coding-editor-name {
  color: var(--text-strong);
  font-weight: 700;
  font-size: 0.96rem;
}

.coding-editor-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  width: fit-content;
}

.coding-editor-status-badge.available {
  border: 1px solid rgba(34, 197, 94, 0.4);
  background: rgba(34, 197, 94, 0.1);
  color: #86efac;
}

.coding-editor-status-badge.connected {
  border: 1px solid rgba(34, 197, 94, 0.6);
  background: rgba(34, 197, 94, 0.18);
  color: #86efac;
}

.coding-editor-status-badge.coming-soon {
  border: 1px solid rgba(139, 92, 246, 0.35);
  background: rgba(139, 92, 246, 0.08);
  color: var(--accent-strong);
}

.coding-editor-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.coding-editor-feature-tag {
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  border: 1px solid rgba(139, 92, 246, 0.1);
  background: rgba(139, 92, 246, 0.04);
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.coding-editor-instructions {
  color: var(--text-muted);
  font-size: 0.86rem;
  line-height: 1.6;
  font-weight: 400;
}

.coding-editor-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: auto;
}

.coding-editor-connect-btn {
  flex: 1 1 0;
  padding: 0.48rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  border-color: rgba(34, 197, 94, 0.4);
  background: linear-gradient(180deg, rgba(34, 197, 94, 0.16), rgba(34, 197, 94, 0.08));
  color: #86efac;
}

.coding-editor-connect-btn:hover:not(:disabled) {
  border-color: rgba(34, 197, 94, 0.65);
  background: linear-gradient(180deg, rgba(34, 197, 94, 0.26), rgba(34, 197, 94, 0.16));
}

.coding-editor-connect-btn:disabled {
  border-color: rgba(139, 92, 246, 0.25);
  background: rgba(139, 92, 246, 0.06);
  color: var(--accent-strong);
  opacity: 0.7;
  cursor: not-allowed;
}

.coding-editor-disconnect-btn {
  flex: 1 1 0;
  padding: 0.48rem 0.85rem;
  font-size: 0.82rem;
  border-radius: var(--radius-md);
  border-color: rgba(239, 68, 68, 0.35);
  background: rgba(239, 68, 68, 0.08);
  color: #fca5a5;
}

.coding-editor-docs-btn {
  padding: 0.48rem 0.75rem;
  font-size: 0.78rem;
  border-radius: var(--radius-md);
  background: rgba(139, 92, 246, 0.06);
  border-color: rgba(139, 92, 246, 0.18);
  color: var(--accent-strong);
}

/* Connected editor badge in topbar */
.coding-connected-editor-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(34, 197, 94, 0.4);
  background: rgba(34, 197, 94, 0.1);
  color: #86efac;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.coding-coming-soon-banner {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border: 1px solid rgba(139, 92, 246, 0.25);
  border-radius: var(--radius-md);
  background: rgba(139, 92, 246, 0.06);
  color: var(--text-muted);
  font-size: 0.84rem;
  line-height: 1.5;
  animation: message-rise 280ms var(--rise-ease) both;
}

.coding-coming-soon-banner strong {
  color: var(--accent-strong);
}

/* ── Coding Assistant UI Improvements ───────────────────────────────────────── */

/* Wider, taller layout columns */
.coding-main-layout {
  grid-template-columns: 17rem minmax(0, 1fr) 22rem;
  gap: var(--space-5);
}

/* Sidebar — taller and wider */
.coding-sidebar {
  max-height: 80vh;
  min-width: 0;
}

.coding-file-tree {
  max-height: 34rem;
  min-height: 8rem;
}

.coding-session-list {
  max-height: 18rem;
}

/* Chat panel — much taller, full width messages */
.coding-chat-panel {
  min-height: 36rem;
  max-height: 65vh;
}

.coding-chat-messages {
  padding: var(--space-5);
  gap: var(--space-4);
}

.coding-chat-msg {
  max-width: 100%;
  width: 100%;
}

.coding-chat-ai,
.coding-chat-user {
  max-width: 88%;
}

.coding-chat-text {
  padding: 1rem 1.15rem;
  font-size: 0.94rem;
  line-height: 1.7;
  min-width: 12rem;
  border-radius: var(--radius-xl);
  border-width: 1px;
  word-break: break-word;
}

.coding-chat-ai .coding-chat-text {
  background:
    linear-gradient(180deg, rgba(139, 92, 246, 0.06), rgba(139, 92, 246, 0.03)),
    rgba(139, 92, 246, 0.04);
  border-color: rgba(139, 92, 246, 0.12);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.03),
    0 8px 20px rgba(0, 0, 0, 0.14);
}

.coding-chat-user .coding-chat-text {
  border-color: rgba(139, 111, 61, 0.35);
  background:
    linear-gradient(180deg, rgba(139, 111, 61, 0.16), rgba(139, 111, 61, 0.1)),
    rgba(139, 111, 61, 0.1);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.03),
    0 8px 20px rgba(0, 0, 0, 0.14);
}

.coding-chat-label {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  margin-bottom: 4px;
  padding-left: 2px;
}

/* Reasoning panel */
.coding-reasoning-panel {
  padding: var(--space-5);
}

.coding-reasoning-list li {
  font-size: 0.92rem;
  padding: 0.55rem 0;
  line-height: 1.6;
}

/* Terminal panel */
.coding-terminal-panel {
  padding: var(--space-5);
}

.coding-terminal-cmd {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-lg);
  gap: var(--space-4);
}

.coding-terminal-cmd code {
  font-size: 0.88rem;
  line-height: 1.6;
}

/* Review panel — taller changes list and diff */
.coding-changes-card {
  padding: var(--space-5);
}

.coding-changes-list {
  max-height: 52vh;
  gap: var(--space-3);
}

.coding-change-card {
  padding: var(--space-4);
  gap: var(--space-2);
  border-radius: var(--radius-lg);
}

.coding-change-path {
  font-size: 0.88rem;
  line-height: 1.5;
}

.coding-change-meta {
  font-size: 0.82rem;
}

.coding-change-actions {
  gap: var(--space-3);
  margin-top: var(--space-2);
}

.coding-change-approve,
.coding-change-reject,
.coding-change-diff-btn {
  padding: 0.48rem 0.95rem;
  font-size: 0.84rem;
  border-radius: var(--radius-md);
}

/* Diff viewer — taller and more readable */
.coding-diff-card {
  padding: var(--space-5);
}

.coding-diff-viewer {
  max-height: 38rem;
  font-size: 0.86rem;
  line-height: 1.7;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
}

/* Topbar — better spacing */
.coding-topbar {
  padding: var(--space-1) 0;
  gap: var(--space-5);
}

.coding-stats-panels {
  gap: var(--space-4);
}

.coding-status-text {
  font-size: 0.86rem;
  line-height: 1.5;
}

.subtitle-panel {
  padding: var(--space-4) var(--space-5);
}

/* Controls panel — wider inputs */
#codingAssistantControls input[type="text"],
#codingAssistantControls textarea,
#codingAssistantControls select {
  width: 100%;
  font-size: 0.92rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  min-height: unset;
}

#codingAssistantControls textarea {
  min-height: 5rem;
  resize: vertical;
}

#codingAssistantControls .buttons {
  gap: var(--space-3);
}

#codingAssistantControls .primary-wide-btn,
#codingAssistantControls .secondary-btn {
  padding: 0.82rem 1rem;
  font-size: 0.9rem;
}

/* Editor cards — better sizing */
.coding-editors-list {
  grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr));
  gap: var(--space-5);
}

.coding-editor-card {
  padding: var(--space-5);
  gap: var(--space-4);
  border-radius: var(--radius-xl);
}

.coding-editor-icon {
  font-size: 2rem;
}

.coding-editor-name {
  font-size: 1rem;
}

.coding-editor-instructions {
  font-size: 0.86rem;
  line-height: 1.6;
}

.coding-editor-connect-btn,
.coding-editor-disconnect-btn {
  padding: 0.58rem 1rem;
  font-size: 0.86rem;
}

/* Session badges — slightly larger */
.coding-badge {
  padding: 0.36rem 0.82rem;
  font-size: 0.74rem;
}

/* Approve/reject all buttons */
.coding-approve-btn,
.coding-reject-all-btn {
  padding: 0.52rem 1rem;
  font-size: 0.86rem;
}

/* Responsive overrides */
@media (max-width: 1400px) {
  .coding-main-layout {
    grid-template-columns: 15rem minmax(0, 1fr) 20rem;
  }
}

@media (max-width: 1200px) {
  .coding-main-layout {
    grid-template-columns: 14rem minmax(0, 1fr) 18rem;
  }
  .coding-chat-panel {
    min-height: 28rem;
    max-height: 55vh;
  }
}

@media (max-width: 1100px) {
  .coding-main-layout {
    grid-template-columns: 1fr;
  }
  .coding-chat-panel {
    min-height: 24rem;
    max-height: 50vh;
  }
  .coding-changes-list {
    max-height: 30vh;
  }
  .coding-diff-viewer {
    max-height: 24rem;
  }
}

/* ── Wider Controls Panel & Inputs ──────────────────────────────────────────── */

:root {
  --controls-width: 30rem;
}

.studio-controls .panel-shell {
  min-width: 0;
}

.controls-card {
  width: 100%;
}

.controls-card input[type="text"],
.controls-card input[type="email"],
.controls-card input[type="password"],
.controls-card textarea,
.controls-card select {
  width: 100%;
  height: 42px;
  font-size: 15px;
  padding: 0 14px;
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: 10px;
  background: rgba(10, 11, 20, 0.6);
  color: #ffffff;
  box-sizing: border-box;
}

.controls-card textarea {
  min-height: 120px;
  height: auto;
  padding: 12px 14px;
  resize: vertical;
  line-height: 1.6;
}

#prompt {
  min-height: 10rem;
  font-size: 0.95rem;
  padding: 1rem 1.1rem;
  width: 100%;
}

#codingAssistantControls input[type="text"],
#codingAssistantControls textarea,
#codingAssistantControls select {
  width: 100%;
  height: 42px;
  font-size: 15px;
  padding: 0 14px;
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: 10px;
  background: rgba(10, 11, 20, 0.6);
  color: #ffffff;
  box-sizing: border-box;
}

#codingAssistantControls textarea {
  min-height: 120px;
  height: auto;
  padding: 12px 14px;
  line-height: 1.6;
}

@media (max-width: 1400px) {
  :root { --controls-width: 26rem; }
}

@media (max-width: 1200px) {
  :root { --controls-width: 100%; }
}

/* ── Terminal Window ─────────────────────────────────────────────────────────── */

.coding-terminal-panel {
  padding: var(--space-5);
  width: 100%;
  box-sizing: border-box;
}

.coding-terminal-header {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.coding-terminal-header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.coding-terminal-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.coding-terminal-style-group,
.coding-terminal-size-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.coding-terminal-style-label {
  color: var(--text-muted);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  margin: 0;
}

.coding-terminal-style-select {
  padding: 0.38rem 0.75rem;
  font-size: 0.82rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: rgba(139, 92, 246, 0.04);
  color: var(--text-strong);
  cursor: pointer;
  width: auto;
  min-width: 7rem;
}

.coding-terminal-clear-btn {
  padding: 0.38rem 0.85rem;
  font-size: 0.8rem;
  border-radius: var(--radius-md);
  border-color: rgba(239, 68, 68, 0.3);
  background: rgba(239, 68, 68, 0.08);
  color: #fca5a5;
  white-space: nowrap;
  margin-top: 0;
}

/* Terminal window chrome */
.coding-terminal-window {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-sizing: border-box;
  transition: all var(--transition-slow);
}

.coding-terminal-titlebar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0.55rem 0.9rem;
  user-select: none;
}

.coding-terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.coding-terminal-dot-red    { background: #ff5f57; }
.coding-terminal-dot-yellow { background: #febc2e; }
.coding-terminal-dot-green  { background: #28c840; }

.coding-terminal-titlebar-label {
  margin-left: var(--space-2);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  opacity: 0.7;
}

.coding-terminal-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: var(--space-3) var(--space-4) var(--space-4);
  overflow-x: auto;
  overflow-y: auto;
}

.coding-terminal-cmd {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius-md);
  border: none;
  background: transparent;
  animation: message-rise 280ms var(--rise-ease) both;
  width: 100%;
  box-sizing: border-box;
}

.coding-terminal-cmd code {
  flex: 1;
  font-family: "Cascadia Code", "Fira Code", Consolas, "Courier New", monospace;
  overflow-wrap: anywhere;
  word-break: break-all;
  white-space: pre-wrap;
  min-width: 0;
}

.coding-terminal-copy {
  flex-shrink: 0;
  padding: 0.3rem 0.65rem;
  font-size: 0.76rem;
  border-radius: var(--radius-md);
  white-space: nowrap;
  margin-top: 0;
}

/* ── Size variants ───────────────────────────────────────────────────────────── */

.coding-terminal-sm .coding-terminal-list {
  max-height: 12rem;
  min-height: 6rem;
}

.coding-terminal-sm .coding-terminal-cmd code { font-size: 0.78rem; line-height: 1.5; }

.coding-terminal-md .coding-terminal-list {
  max-height: 22rem;
  min-height: 10rem;
}

.coding-terminal-md .coding-terminal-cmd code { font-size: 0.88rem; line-height: 1.65; }

.coding-terminal-lg .coding-terminal-list {
  max-height: 36rem;
  min-height: 16rem;
}

.coding-terminal-lg .coding-terminal-cmd code { font-size: 0.92rem; line-height: 1.7; }

.coding-terminal-full .coding-terminal-list {
  max-height: 60vh;
  min-height: 20rem;
}

.coding-terminal-full .coding-terminal-cmd code { font-size: 0.92rem; line-height: 1.7; }

/* ── Theme: Default ──────────────────────────────────────────────────────────── */

.coding-terminal-default {
  border: 1px solid rgba(139, 92, 246, 0.14);
  background: linear-gradient(180deg, rgba(9, 11, 16, 0.98), rgba(14, 17, 24, 0.96));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.03),
    0 18px 40px rgba(0, 0, 0, 0.3);
}

.coding-terminal-default .coding-terminal-titlebar {
  background: rgba(30, 33, 42, 0.95);
  border-bottom: 1px solid rgba(139, 92, 246, 0.08);
}

.coding-terminal-default .coding-terminal-titlebar-label { color: #a0a0a0; }

.coding-terminal-default .coding-terminal-cmd code { color: #e8dfc8; }

.coding-terminal-default .coding-terminal-cmd:hover {
  background: rgba(139, 92, 246, 0.05);
  border-radius: var(--radius-md);
}

.coding-terminal-default .coding-terminal-copy {
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.25);
  color: var(--accent-strong);
}

/* ── Theme: VS Code ──────────────────────────────────────────────────────────── */

.coding-terminal-vscode {
  border: 1px solid rgba(0, 122, 204, 0.25);
  background: #1e1e1e;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.coding-terminal-vscode .coding-terminal-titlebar {
  background: #323233;
  border-bottom: 1px solid #444;
}

.coding-terminal-vscode .coding-terminal-titlebar-label { color: #cccccc; }

.coding-terminal-vscode .coding-terminal-cmd code { color: #d4d4d4; }

.coding-terminal-vscode .coding-terminal-cmd:hover { background: rgba(255,255,255,0.04); }

.coding-terminal-vscode .coding-terminal-copy {
  background: rgba(0, 122, 204, 0.15);
  border: 1px solid rgba(0, 122, 204, 0.4);
  color: #5ab0f5;
}

/* ── Theme: Minimal ──────────────────────────────────────────────────────────── */

.coding-terminal-minimal {
  border: 1px solid var(--border);
  background: rgba(139, 92, 246, 0.02);
  box-shadow: none;
}

.coding-terminal-minimal .coding-terminal-titlebar {
  background: rgba(139, 92, 246, 0.04);
  border-bottom: 1px solid var(--border);
}

.coding-terminal-minimal .coding-terminal-titlebar-label { color: var(--text-muted); }

.coding-terminal-minimal .coding-terminal-cmd code {
  color: var(--text-strong);
  font-size: 0.9rem;
}

.coding-terminal-minimal .coding-terminal-copy {
  background: rgba(139, 92, 246, 0.06);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

/* ── Theme: Matrix ───────────────────────────────────────────────────────────── */

.coding-terminal-matrix {
  border: 1px solid rgba(0, 255, 70, 0.25);
  background: #000;
  box-shadow:
    0 0 0 1px rgba(0, 255, 70, 0.08),
    0 18px 40px rgba(0, 0, 0, 0.5),
    inset 0 0 60px rgba(0, 255, 70, 0.03);
}

.coding-terminal-matrix .coding-terminal-titlebar {
  background: #0a0a0a;
  border-bottom: 1px solid rgba(0, 255, 70, 0.15);
}

.coding-terminal-matrix .coding-terminal-titlebar-label { color: #00ff46; opacity: 0.6; }

.coding-terminal-matrix .coding-terminal-cmd code {
  color: #00ff46;
  text-shadow: 0 0 8px rgba(0, 255, 70, 0.5);
}

.coding-terminal-matrix .coding-terminal-cmd:hover { background: rgba(0, 255, 70, 0.04); }

.coding-terminal-matrix .coding-terminal-copy {
  background: rgba(0, 255, 70, 0.08);
  border: 1px solid rgba(0, 255, 70, 0.3);
  color: #00ff46;
}

/* ── Theme: Retro ────────────────────────────────────────────────────────────── */

.coding-terminal-retro {
  border: 2px solid #ff8c00;
  background: #1a0a00;
  box-shadow:
    0 0 0 1px rgba(255, 140, 0, 0.15),
    0 18px 40px rgba(0, 0, 0, 0.5),
    inset 0 0 80px rgba(255, 100, 0, 0.04);
}

.coding-terminal-retro .coding-terminal-titlebar {
  background: #2a1200;
  border-bottom: 1px solid rgba(255, 140, 0, 0.3);
}

.coding-terminal-retro .coding-terminal-titlebar-label { color: #ff8c00; opacity: 0.7; }

.coding-terminal-retro .coding-terminal-cmd code {
  color: #ffb347;
  text-shadow: 0 0 6px rgba(255, 140, 0, 0.4);
  font-family: "Courier New", Courier, monospace;
}

.coding-terminal-retro .coding-terminal-cmd:hover { background: rgba(255, 140, 0, 0.05); }

.coding-terminal-retro .coding-terminal-copy {
  background: rgba(255, 140, 0, 0.1);
  border: 1px solid rgba(255, 140, 0, 0.35);
  color: #ff8c00;

}