/* ============================================
   Alva Code — Interactive Deep-Dive Panels
   Scoped with .alva-panel- prefix to avoid collisions
   ============================================ */

/* -------- Shared Panel Variables -------- */
.alva-panel {
    --p-bg-primary: #0a0a0b;
    --p-bg-secondary: #111113;
    --p-bg-tertiary: #1a1a1d;
    --p-bg-card: #16161a;
    --p-bg-hover: #1f1f24;
    --p-bg-active: #252530;
    --p-text-primary: #ffffff;
    --p-text-secondary: #a0a0a8;
    --p-text-muted: #6b6b75;
    --p-accent-primary: #6366f1;
    --p-accent-primary-hover: #818cf8;
    --p-accent-primary-muted: rgba(99, 102, 241, 0.15);
    --p-accent-success: #22c55e;
    --p-accent-success-muted: rgba(34, 197, 94, 0.15);
    --p-accent-warning: #f59e0b;
    --p-accent-warning-muted: rgba(245, 158, 11, 0.15);
    --p-accent-danger: #ef4444;
    --p-accent-danger-muted: rgba(239, 68, 68, 0.15);
    --p-border-color: #2a2a30;
    --p-border-light: #1f1f25;
    --p-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --p-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --p-shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --p-shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
    --p-font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --p-font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --p-radius-sm: 6px;
    --p-radius-md: 10px;
    --p-radius-lg: 16px;
    --p-radius-xl: 24px;
    --p-radius-full: 9999px;

    font-family: var(--p-font-primary);
    color: var(--p-text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   PANEL 1: CLI-Picker + Wechsel-Animation
   ============================================ */

.alva-panel-cli {
    width: 100%;
    aspect-ratio: 3 / 2;
    background: var(--p-bg-primary);
    border-radius: var(--p-radius-lg);
    border: 1px solid var(--p-border-color);
    box-shadow: var(--p-shadow-lg);
    display: flex;
    overflow: hidden;
}

/* -- Sidebar -- */
.alva-panel-cli .p-sidebar {
    width: 220px;
    min-width: 220px;
    border-right: 1px solid var(--p-border-color);
    background: var(--p-bg-secondary);
    display: flex;
    flex-direction: column;
}

.alva-panel-cli .p-sidebar-header {
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--p-border-color);
}

.alva-panel-cli .p-sidebar-title {
    font-weight: 600;
    font-size: 12px;
    color: var(--p-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.alva-panel-cli .p-add-btn {
    background: transparent;
    border: none;
    color: var(--p-text-secondary);
    cursor: default;
    font-size: 14px;
    padding: 4px;
    border-radius: var(--p-radius-sm);
}

.alva-panel-cli .p-session-list {
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-y: auto;
}

.alva-panel-cli .p-session-item {
    padding: 8px 12px;
    border-radius: var(--p-radius-md);
    font-size: 12px;
    color: var(--p-text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.alva-panel-cli .p-session-item.active {
    background: var(--p-accent-primary-muted);
    color: var(--p-text-primary);
    font-weight: 500;
}

/* -- Main Chat -- */
.alva-panel-cli .p-main-chat {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--p-bg-primary);
    position: relative;
    min-width: 0;
}

.alva-panel-cli .p-chat-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--p-border-color);
    background: var(--p-bg-secondary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.alva-panel-cli .p-chat-title {
    font-size: 13px;
    font-weight: 500;
}

.alva-panel-cli .p-model-select-wrapper {
    position: relative;
    border-radius: var(--p-radius-sm);
    transition: box-shadow 0.3s ease;
}

.alva-panel-cli .p-model-select-wrapper.glow {
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.6);
}

.alva-panel-cli .p-model-select {
    background: var(--p-bg-tertiary);
    border: 1px solid var(--p-border-color);
    color: var(--p-text-primary);
    padding: 6px 28px 6px 10px;
    border-radius: var(--p-radius-sm);
    font-size: 11px;
    font-family: var(--p-font-primary);
    outline: none;
    cursor: default;
    appearance: none;
    transition: all 0.3s ease;
    pointer-events: none;
}

.alva-panel-cli .p-model-select-wrapper::after {
    content: '▼';
    font-size: 8px;
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--p-text-secondary);
    pointer-events: none;
}

/* -- Messages -- */
.alva-panel-cli .p-messages-area {
    flex: 1;
    padding: 16px 24px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.alva-panel-cli .p-message {
    max-width: 85%;
    display: flex;
    flex-direction: column;
    gap: 6px;
    opacity: 1;
    transform: translateY(0);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.alva-panel-cli .p-message.hidden {
    opacity: 0;
    transform: translateY(20px);
    display: none;
}

.alva-panel-cli .p-message.entering {
    display: flex;
}

.alva-panel-cli .p-msg-user {
    align-self: flex-end;
}

.alva-panel-cli .p-msg-assistant {
    align-self: flex-start;
}

.alva-panel-cli .p-bubble {
    padding: 12px 16px;
    font-size: 12px;
    line-height: 1.5;
}

.alva-panel-cli .p-msg-user .p-bubble {
    background: var(--p-accent-primary);
    color: white;
    border-radius: var(--p-radius-lg);
    border-bottom-right-radius: 4px;
}

.alva-panel-cli .p-msg-assistant .p-bubble {
    background: var(--p-bg-tertiary);
    color: var(--p-text-primary);
    border-radius: var(--p-radius-lg);
    border-bottom-left-radius: 4px;
}

.alva-panel-cli .p-code-block {
    background: #0d0d0f;
    border-radius: var(--p-radius-md);
    padding: 12px;
    margin-top: 8px;
    font-family: var(--p-font-mono);
    font-size: 10px;
    border: 1px solid var(--p-border-color);
    overflow-x: auto;
    line-height: 1.5;
}

/* -- Metadata Row -- */
.alva-panel-cli .p-metadata-row {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: 6px;
    font-size: 10px;
    font-family: var(--p-font-mono);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 6px 10px;
    margin-top: 4px;
    align-self: flex-start;
    border: 1px solid var(--p-border-color);
}

.alva-panel-cli .p-metadata-chip {
    padding: 3px 8px;
    background: var(--p-bg-tertiary);
    border-radius: 4px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--p-text-secondary);
}

.alva-panel-cli .p-metadata-chip.highlight {
    color: var(--p-text-primary);
}

.alva-panel-cli .p-metadata-chip.fallback {
    background: #4a3810;
    border: 1px solid #ffc107;
    color: #ffc107;
}

/* -- Limit Banner -- */
.alva-panel-cli .p-limit-banner {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 8px 0;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.5s ease;
    height: 0;
    overflow: hidden;
}

.alva-panel-cli .p-limit-banner.show {
    opacity: 1;
    transform: translateY(0);
    height: auto;
    margin: 14px 0;
}

.alva-panel-cli .p-limit-line {
    flex: 1;
    height: 1px;
    background: var(--p-border-color);
}

.alva-panel-cli .p-limit-text {
    color: var(--p-accent-warning);
    font-size: 10px;
    font-weight: 500;
    padding: 0 12px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--p-font-mono);
    white-space: nowrap;
}

/* -- Input Area -- */
.alva-panel-cli .p-input-area {
    padding: 10px 14px;
    border-top: 1px solid var(--p-border-color);
    background: var(--p-bg-secondary);
}

.alva-panel-cli .p-input-wrapper {
    background: var(--p-bg-tertiary);
    border: 1px solid var(--p-border-color);
    border-radius: var(--p-radius-lg);
    padding: 6px 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.alva-panel-cli .p-chat-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--p-text-muted);
    font-family: var(--p-font-primary);
    font-size: 12px;
    outline: none;
    padding: 6px 0;
}

.alva-panel-cli .p-action-btn {
    background: transparent;
    border: none;
    color: var(--p-text-secondary);
    cursor: default;
    width: 28px;
    height: 28px;
    border-radius: var(--p-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.alva-panel-cli .p-send-btn {
    background: var(--p-accent-primary);
    color: white;
    width: 32px;
    height: 32px;
    border-radius: var(--p-radius-md);
    border: none;
    cursor: default;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
}


/* ============================================
   PANEL 2: Fallback-Limit Engine-Status
   ============================================ */

.alva-panel-fallback {
    width: 100%;
    aspect-ratio: 4 / 3;
    background-color: var(--p-bg-primary);
    border: 1px solid var(--p-border-color);
    border-radius: var(--p-radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: var(--p-shadow-lg);
}

/* -- Top Bar -- */
.alva-panel-fallback .p-topbar {
    height: 44px;
    background-color: var(--p-bg-secondary);
    border-bottom: 1px solid var(--p-border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
}

.alva-panel-fallback .p-page-title {
    font-size: 12px;
    font-weight: 600;
}

.alva-panel-fallback .p-topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.alva-panel-fallback .p-icon-btn {
    background: none;
    border: none;
    color: var(--p-text-secondary);
    font-size: 14px;
    cursor: default;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--p-radius-sm);
}

/* -- Limit Chip -- */
.alva-panel-fallback .p-limit-chip-wrapper {
    position: relative;
}

.alva-panel-fallback .p-limit-chip {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    height: 28px;
    padding: 0 8px;
    background: var(--p-bg-tertiary);
    border: 1px solid var(--p-border-color);
    border-radius: var(--p-radius-full);
    cursor: default;
    font-size: 11px;
    font-weight: 500;
    color: var(--p-text-secondary);
    transition: all 0.2s ease;
}

.alva-panel-fallback .p-status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: var(--p-accent-success);
    transition: background-color 0.3s ease;
}

@keyframes alvaPanelLimitPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.alva-panel-fallback .p-status-dot.pulsing {
    animation: alvaPanelLimitPulse 1.5s infinite;
}

.alva-panel-fallback .p-status-dot.green { background-color: var(--p-accent-success); }
.alva-panel-fallback .p-status-dot.yellow { background-color: var(--p-accent-warning); }
.alva-panel-fallback .p-status-dot.red { background-color: var(--p-accent-danger); }

.alva-panel-fallback .p-chip-count {
    display: none;
    font-family: var(--p-font-mono);
    color: var(--p-accent-warning);
    margin-left: 2px;
    font-size: 11px;
}

.alva-panel-fallback .p-chip-count.visible {
    display: inline;
}

.alva-panel-fallback .p-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background-color: var(--p-bg-active);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    border: 1px solid var(--p-border-color);
}

/* -- Popover -- */
.alva-panel-fallback .p-limit-popover {
    position: absolute;
    top: 36px;
    right: 0;
    width: 280px;
    background-color: var(--p-bg-card);
    border: 1px solid var(--p-border-color);
    border-radius: var(--p-radius-lg);
    box-shadow: var(--p-shadow-lg);
    padding: 12px;
    z-index: 100;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    pointer-events: none;
    visibility: hidden;
}

.alva-panel-fallback .p-limit-popover.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    visibility: visible;
}

.alva-panel-fallback .p-popover-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    font-size: 11px;
    font-weight: 600;
}

.alva-panel-fallback .p-popover-header-time {
    font-size: 10px;
    color: var(--p-text-muted);
    font-weight: 400;
}

.alva-panel-fallback .p-engine-list {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.alva-panel-fallback .p-engine-card {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border-radius: var(--p-radius-md);
    background-color: var(--p-bg-tertiary);
    border: 1px solid transparent;
}

.alva-panel-fallback .p-engine-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.alva-panel-fallback .p-engine-name {
    font-size: 11px;
    font-weight: 600;
    text-transform: capitalize;
}

.alva-panel-fallback .p-engine-status-text {
    font-size: 10px;
    color: var(--p-text-muted);
}

.alva-panel-fallback .p-engine-reset-time {
    font-size: 10px;
    font-family: var(--p-font-mono);
    color: var(--p-accent-warning);
}

.alva-panel-fallback .p-popover-footer {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--p-border-color);
    font-size: 10px;
    color: var(--p-text-muted);
    text-align: center;
}

/* -- Chat Area -- */
.alva-panel-fallback .p-chat-area {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
    background-color: var(--p-bg-primary);
}

.alva-panel-fallback .p-message {
    display: flex;
    flex-direction: column;
    max-width: 85%;
    opacity: 0;
    transform: translateY(10px);
    animation: alvaPanelFadeIn 0.3s forwards;
}

.alva-panel-fallback .p-message.user {
    align-self: flex-end;
}

.alva-panel-fallback .p-message.assistant {
    align-self: flex-start;
}

.alva-panel-fallback .p-message-bubble {
    padding: 10px 14px;
    border-radius: var(--p-radius-lg);
    font-size: 12px;
    line-height: 1.5;
}

.alva-panel-fallback .p-message.user .p-message-bubble {
    background-color: var(--p-bg-active);
    border-bottom-right-radius: 4px;
}

.alva-panel-fallback .p-message.assistant .p-message-bubble {
    background-color: var(--p-bg-tertiary);
    border: 1px solid var(--p-border-color);
    border-bottom-left-radius: 4px;
}

.alva-panel-fallback .p-message-meta {
    margin-top: 4px;
    font-size: 10px;
    color: var(--p-text-muted);
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 0 4px;
}

.alva-panel-fallback .p-message.user .p-message-meta {
    justify-content: flex-end;
}

.alva-panel-fallback .p-fallback-chip {
    display: inline-flex;
    align-items: center;
    background-color: #4a3810;
    border: 1px solid #ffc107;
    color: #ffc107;
    padding: 2px 5px;
    border-radius: 4px;
    font-size: 9px;
    font-weight: 500;
}

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


/* ============================================
   RESPONSIVE: Panels skalieren in dd-visual
   ============================================ */
@media (max-width: 1024px) {
    .alva-panel-cli .p-sidebar {
        display: none;
    }
}

@media (max-width: 768px) {
    .alva-panel-cli .p-code-block {
        display: none;
    }
    .alva-panel-fallback .p-limit-popover {
        width: 240px;
    }
}