@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800&family=JetBrains+Mono:wght@400;700&display=swap');

:root {
    --bg-dark: hsl(240, 15%, 7%);
    --bg-card: hsla(240, 10%, 14%, 0.6);
    --border-glass: hsla(240, 10%, 25%, 0.4);
    --border-glow: hsla(262, 80%, 65%, 0.3);
    
    --text-primary: hsl(240, 20%, 95%);
    --text-secondary: hsl(240, 10%, 65%);
    
    --accent-purple: hsl(262, 80%, 65%);
    --accent-purple-glow: hsla(262, 80%, 65%, 0.4);
    --accent-green: hsl(150, 70%, 55%);
    --accent-red: hsl(350, 70%, 55%);
    --accent-yellow: hsl(45, 85%, 55%);
    
    --font-heading: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --transition-standard: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-heading);
    min-height: 100vh;
    overflow-x: hidden;
    background-image: radial-gradient(circle at 10% 20%, hsla(262, 80%, 40%, 0.08) 0%, transparent 45%),
                      radial-gradient(circle at 90% 80%, hsla(150, 70%, 40%, 0.04) 0%, transparent 45%);
}

/* Glassmorphism Panel Template */
.glass-panel {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    transition: var(--transition-standard);
}

.glass-panel:hover {
    border-color: var(--border-glow);
    box-shadow: 0 8px 32px 0 var(--accent-purple-glow);
}

/* App Header styling */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    border-bottom: 1px solid var(--border-glass);
}

header h1 {
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(to right, var(--text-primary), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.status-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 6px 12px;
    background: hsla(150, 70%, 55%, 0.1);
    color: var(--accent-green);
    border: 1px solid hsla(150, 70%, 55%, 0.2);
    border-radius: 20px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-green);
}

/* Unified Glassmorphic Navigation Tabs */
.nav-tabs {
    display: flex;
    gap: 8px;
    background: hsla(240, 10%, 4%, 0.5);
    border: 1px solid var(--border-glass);
    padding: 4px;
    border-radius: 24px;
    backdrop-filter: blur(8px);
}

.nav-tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 20px;
    transition: var(--transition-standard);
}

.nav-tab:hover {
    color: var(--text-primary);
    background: hsla(240, 10%, 25%, 0.3);
}

.nav-tab.active {
    color: var(--text-primary);
    background: var(--accent-purple);
    box-shadow: 0 2px 8px var(--accent-purple-glow);
}

/* Main content workspace grids */
main {
    display: grid;
    grid-template-columns: 320px 1fr 400px;
    gap: 20px;
    padding: 20px 40px;
    height: calc(100vh - 85px);
    max-width: 1920px;
    margin: 0 auto;
}

/* Left panel: Batch controls */
#batch-control-pane {
    display: flex;
    flex-direction: column;
    gap: 20px;
    overflow-y: auto;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    background: hsla(240, 10%, 8%, 0.8);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    color: var(--text-primary);
    padding: 10px 12px;
    font-family: inherit;
    transition: var(--transition-standard);
}

.form-input:focus {
    border-color: var(--accent-purple);
    outline: none;
    box-shadow: 0 0 0 2px var(--accent-purple-glow);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-standard);
    font-family: inherit;
}

.btn-primary {
    background: var(--accent-purple);
    color: var(--text-primary);
    box-shadow: 0 4px 15px var(--accent-purple-glow);
}

.btn-primary:hover {
    background: hsl(262, 85%, 70%);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Center panel: Canvas & Grid preview */
#workspace-canvas-pane {
    display: flex;
    flex-direction: column;
    gap: 20px;
    overflow-y: auto;
}

.grid-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.grid-layout {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.asset-card {
    cursor: pointer;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-glass);
    background: hsla(240, 10%, 15%, 0.4);
    transition: var(--transition-standard);
}

.asset-card:hover {
    transform: scale(1.02);
    border-color: var(--accent-purple);
}

.asset-card.active {
    border-color: var(--accent-purple);
    box-shadow: 0 0 10px var(--accent-purple-glow);
}

.asset-thumb {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    background: #000;
}

.asset-meta {
    padding: 10px;
}

.asset-title {
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.asset-version-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 2px 6px;
    background: hsla(262, 80%, 65%, 0.2);
    color: var(--accent-purple);
    border-radius: 4px;
    margin-top: 4px;
}

/* Active Preview Center Canvas overlay styles */
.preview-focus-canvas {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    padding: 25px;
}

.preview-focus-image {
    max-width: 100%;
    max-height: 400px;
    border-radius: 8px;
    border: 1px solid var(--border-glass);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.version-selectors {
    display: flex;
    gap: 8px;
}

.version-selector-btn {
    background: hsla(240, 10%, 20%, 0.6);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    padding: 4px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    transition: var(--transition-standard);
}

.version-selector-btn.active, .version-selector-btn:hover {
    background: var(--accent-purple);
    color: var(--text-primary);
    border-color: var(--accent-purple);
}

/* Right panel: Conversational Revision Pane */
#revision-chat-pane {
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: 100%;
}

.chat-history {
    flex-grow: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-right: 5px;
}

.chat-bubble {
    padding: 10px 14px;
    border-radius: 12px;
    max-width: 85%;
    font-size: 0.9rem;
    line-height: 1.4;
}

.chat-bubble.operator {
    background: var(--accent-purple);
    color: var(--text-primary);
    align-self: flex-end;
    border-bottom-right-radius: 2px;
    box-shadow: 0 4px 12px rgba(138, 43, 226, 0.2);
}

.chat-bubble.generator, .chat-bubble.system {
    background: hsla(240, 10%, 18%, 0.8);
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
    align-self: flex-start;
    border-bottom-left-radius: 2px;
}

.chat-bubble.system {
    border-color: hsla(150, 70%, 55%, 0.2);
    color: var(--accent-green);
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

/* Custom Queue Status Log panel */
.queue-monitor-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid var(--border-glass);
    background: hsla(240, 10%, 6%, 0.6);
    border-radius: 8px;
    padding: 10px;
}

.queue-monitor-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 0;
    border-bottom: 1px dashed var(--border-glass);
}

.badge-status {
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: bold;
    text-transform: uppercase;
}

.badge-pending { background: hsla(240, 10%, 40%, 0.2); color: var(--text-secondary); }
.badge-generating { background: hsla(45, 85%, 55%, 0.2); color: var(--accent-yellow); }
.badge-completed { background: hsla(150, 70%, 55%, 0.2); color: var(--accent-green); }
.badge-failed { background: hsla(350, 70%, 55%, 0.2); color: var(--accent-red); }

/* ── Generator Connections Panel ─────────────────────────────────── */

.connections-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.connection-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-radius: 8px;
    background: hsla(240, 10%, 6%, 0.6);
    border: 1px solid var(--border-glass);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    transition: var(--transition-standard);
}

.connection-row:hover {
    border-color: hsla(262, 80%, 65%, 0.2);
}

.conn-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
    transition: var(--transition-standard);
}
.conn-dot.online  { background: var(--accent-green); box-shadow: 0 0 6px var(--accent-green); }
.conn-dot.offline { background: var(--accent-red); }
.conn-dot.checking { background: var(--accent-yellow); animation: pulse 0.8s infinite; }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

.conn-name {
    flex: 1;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.conn-type-tag {
    font-size: 0.68rem;
    padding: 1px 5px;
    border-radius: 3px;
    background: hsla(262, 80%, 65%, 0.15);
    color: var(--accent-purple);
    flex-shrink: 0;
}

.conn-latency {
    font-size: 0.7rem;
    color: var(--text-secondary);
    min-width: 40px;
    text-align: right;
    flex-shrink: 0;
}

.btn-icon {
    background: none;
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    border-radius: 5px;
    padding: 2px 7px;
    font-size: 0.72rem;
    cursor: pointer;
    font-family: var(--font-mono);
    transition: var(--transition-standard);
    flex-shrink: 0;
}

.btn-icon:hover {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
}

.btn-secondary-sm {
    background: none;
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    border-radius: 6px;
    padding: 3px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font-heading);
    transition: var(--transition-standard);
}

.btn-secondary-sm:hover {
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.btn-ghost-sm {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
    font-family: var(--font-heading);
    padding: 8px 4px;
    transition: var(--transition-standard);
}

.btn-ghost-sm:hover { color: var(--accent-red); }

.form-input-sm {
    padding: 6px 10px;
    font-size: 0.82rem;
}

/* Connection add/edit form disclosure */
.connection-form-toggle {
    font-size: 0.8rem;
    color: var(--text-secondary);
    cursor: pointer;
    list-style: none;
    padding: 6px 0;
    transition: var(--transition-standard);
    font-family: var(--font-mono);
}

.connection-form-toggle:hover { color: var(--accent-purple); }

details[open] .connection-form-toggle { color: var(--accent-purple); }

.connection-form-body {
    padding: 12px 0 4px;
    border-top: 1px solid var(--border-glass);
    margin-top: 6px;
}

/* Quick Actions & Iteration Presets */
.preset-chip {
    display: inline-block;
    font-size: 0.72rem;
    padding: 3px 8px;
    background: hsla(240, 10%, 15%, 0.6);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-standard);
    user-select: none;
}

.preset-chip:hover {
    border-color: var(--accent-purple);
    color: var(--text-primary);
    background: hsla(262, 80%, 65%, 0.1);
}

.btn-kill {
    background: none;
    border: 1px solid var(--accent-red);
    color: var(--accent-red);
    padding: 5px 12px;
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: bold;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-standard);
    display: flex;
    align-items: center;
    gap: 4px;
    text-shadow: 0 0 2px var(--accent-red);
    box-shadow: 0 0 5px rgba(239, 68, 68, 0.1);
}

.btn-kill:hover {
    background: hsla(350, 70%, 55%, 0.1);
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.3);
    transform: translateY(-1px);
}

.btn-kill:active {
    transform: translateY(0);
}