/* ListingAgent Custom Styles
 * Minimal CSS for components not covered by Tailwind CDN
 * Design: Clean, professional, inspired by Linear/Notion
 */

/* ============================================
   CSS CUSTOM PROPERTIES
   ============================================ */
:root {
    --color-primary: #3b82f6;  /* blue-500 */
    --color-success: #22c55e;  /* green-500 */
    --color-warning: #f59e0b;  /* amber-500 */
    --color-error: #ef4444;    /* red-500 */
    --color-bg: #ffffff;
    --color-surface: #f8fafc;  /* slate-50 */
    --color-border: #e2e8f0;   /* slate-200 */
    --color-text: #1e293b;     /* slate-800 */
    --color-text-secondary: #64748b; /* slate-500 */

    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   GLOBAL STYLES
   ============================================ */
* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
}

/* ============================================
   CUSTOM SCROLLBAR
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-secondary);
}

/* Firefox scrollbar */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) transparent;
}

/* ============================================
   CHAT BUBBLES
   ============================================ */
.chat-message {
    margin-bottom: 1.5rem;
    animation: fadeInUp var(--transition-medium);
}

.chat-message-user {
    display: flex;
    justify-content: flex-end;
}

.chat-message-user .chat-bubble {
    background-color: var(--color-primary);
    color: white;
    border-radius: 1rem 1rem 0.25rem 1rem;
    padding: 0.75rem 1rem;
    max-width: 70%;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.chat-message-assistant {
    display: flex;
    justify-content: flex-start;
}

.chat-message-assistant .chat-bubble {
    background-color: var(--color-surface);
    color: var(--color-text);
    border-radius: 1rem 1rem 1rem 0.25rem;
    padding: 0.75rem 1rem;
    max-width: 80%;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--color-border);
}

.chat-message-assistant .chat-bubble pre {
    background-color: var(--color-bg);
    padding: 0.5rem;
    border-radius: 0.375rem;
    overflow-x: auto;
    margin: 0.5rem 0;
    border: 1px solid var(--color-border);
}

.chat-message-assistant .chat-bubble code {
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 0.875rem;
}

/* Markdown prose inside chat bubbles */
.chat-bubble h1, .chat-bubble h2, .chat-bubble h3,
.chat-bubble h4, .chat-bubble h5, .chat-bubble h6 {
    font-weight: 600;
    margin: 0.75rem 0 0.25rem;
    line-height: 1.3;
}
.chat-bubble h1 { font-size: 1.25rem; }
.chat-bubble h2 { font-size: 1.125rem; }
.chat-bubble h3 { font-size: 1rem; }
.chat-bubble h4 { font-size: 0.925rem; }

.chat-bubble p {
    margin: 0.4rem 0;
    line-height: 1.6;
}

.chat-bubble ul, .chat-bubble ol {
    margin: 0.4rem 0;
    padding-left: 1.5rem;
}
.chat-bubble ul { list-style: disc; }
.chat-bubble ol { list-style: decimal; }
.chat-bubble li { margin: 0.15rem 0; }

.chat-bubble table {
    border-collapse: collapse;
    width: 100%;
    margin: 0.5rem 0;
    font-size: 0.85rem;
}
.chat-bubble th, .chat-bubble td {
    border: 1px solid var(--color-border);
    padding: 0.35rem 0.6rem;
    text-align: left;
}
.chat-bubble th {
    background-color: var(--color-surface);
    font-weight: 600;
}

.chat-bubble blockquote {
    border-left: 3px solid var(--color-border);
    padding-left: 0.75rem;
    margin: 0.5rem 0;
    color: var(--color-text-secondary);
}

.chat-bubble hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: 0.75rem 0;
}

.chat-bubble code:not(pre code) {
    background-color: #f1f5f9;
    padding: 0.1rem 0.35rem;
    border-radius: 0.25rem;
    font-size: 0.85em;
}

.chat-bubble > *:first-child { margin-top: 0; }
.chat-bubble > *:last-child { margin-bottom: 0; }

/* ============================================
   DRAG AND DROP ZONE
   ============================================ */
.drop-zone {
    border: 2px dashed var(--color-border);
    border-radius: 0.75rem;
    padding: 3rem 2rem;
    text-align: center;
    background-color: var(--color-surface);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.drop-zone:hover {
    border-color: var(--color-primary);
    background-color: #eff6ff; /* blue-50 */
}

.drop-zone.dragover {
    border-color: var(--color-primary);
    background-color: #dbeafe; /* blue-100 */
    border-style: solid;
}

.drop-zone-icon {
    width: 3rem;
    height: 3rem;
    margin: 0 auto 1rem;
    color: var(--color-text-secondary);
}

.drop-zone.dragover .drop-zone-icon {
    color: var(--color-primary);
}

/* ============================================
   FILE LIST
   ============================================ */
.file-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    margin-bottom: 0.5rem;
    background-color: var(--color-bg);
    transition: all var(--transition-fast);
}

.file-item:hover {
    background-color: var(--color-surface);
    border-color: var(--color-text-secondary);
}

.file-item-name {
    font-size: 0.875rem;
    color: var(--color-text);
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.file-item-size {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    margin-left: 1rem;
}

.file-item-icon {
    width: 1.25rem;
    height: 1.25rem;
    margin-right: 0.75rem;
    color: var(--color-text-secondary);
}

/* ============================================
   PROGRESS BAR
   ============================================ */
.progress-container {
    width: 100%;
    height: 0.5rem;
    background-color: var(--color-surface);
    border-radius: 9999px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--color-primary);
    border-radius: 9999px;
    transition: width var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.progress-bar.indeterminate {
    width: 100%;
}

.progress-bar.indeterminate::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: progressShimmer 1.5s infinite;
}

@keyframes progressShimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* ============================================
   LISTING CARDS (Results View)
   ============================================ */
.listing-card {
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    padding: 1.5rem;
    background-color: var(--color-bg);
    transition: all var(--transition-fast);
}

.listing-card:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    border-color: var(--color-text-secondary);
}

.listing-card-image {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 0.5rem;
    background-color: var(--color-surface);
    margin-bottom: 1rem;
}

.listing-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.listing-card-description {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.listing-card-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-top: 1rem;
}

/* ============================================
   LOADING SPINNER
   ============================================ */
.spinner {
    width: 2rem;
    height: 2rem;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm {
    width: 1rem;
    height: 1rem;
    border-width: 2px;
}

.spinner-lg {
    width: 3rem;
    height: 3rem;
    border-width: 4px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ============================================
   VIEW TRANSITIONS
   ============================================ */
.view {
    animation: fadeIn var(--transition-medium);
}

.view-enter {
    animation: fadeInUp var(--transition-medium);
}

.view-exit {
    animation: fadeOut var(--transition-fast);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(1rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-gradient {
    background: linear-gradient(135deg, var(--color-primary), #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.divider {
    height: 1px;
    background-color: var(--color-border);
    margin: 1.5rem 0;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.badge-primary {
    background-color: #dbeafe; /* blue-100 */
    color: var(--color-primary);
}

.badge-success {
    background-color: #dcfce7; /* green-100 */
    color: var(--color-success);
}

.badge-warning {
    background-color: #fef3c7; /* amber-100 */
    color: var(--color-warning);
}

.badge-error {
    background-color: #fee2e2; /* red-100 */
    color: var(--color-error);
}

/* ============================================
   CONTEXT PANEL (Phases 1-3)
   ============================================ */
.context-panel {
    border-left: 1px solid var(--color-border);
    background-color: var(--color-surface);
    padding: 1.5rem;
    overflow-y: auto;
}

.context-section {
    margin-bottom: 2rem;
}

.context-section-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
}

.context-item {
    padding: 0.75rem;
    background-color: var(--color-bg);
    border-radius: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    border: 1px solid var(--color-border);
}

/* ============================================
   BUTTON ENHANCEMENTS
   ============================================ */
button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

button:not(:disabled):active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: var(--color-primary);
    color: white;
    transition: all var(--transition-fast);
}

.btn-primary:hover:not(:disabled) {
    background-color: #2563eb; /* blue-600 */
    box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
}

.btn-success {
    background-color: var(--color-success);
    color: white;
    transition: all var(--transition-fast);
}

.btn-success:hover:not(:disabled) {
    background-color: #16a34a; /* green-600 */
    box-shadow: 0 4px 6px -1px rgba(34, 197, 94, 0.3);
}

/* ============================================
   TOAST NOTIFICATIONS (if needed)
   ============================================ */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    background-color: var(--color-text);
    color: white;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    animation: slideInRight var(--transition-medium);
    z-index: 1000;
}

.toast-success {
    background-color: var(--color-success);
}

.toast-error {
    background-color: var(--color-error);
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ============================================
   ACTION BUTTON BAR
   ============================================ */
.action-button-bar {
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg);
}

.action-button-bar:empty {
    display: none;
    padding: 0;
    border: none;
}

.action-btn {
    box-shadow: 0 4px 12px -2px rgba(59, 130, 246, 0.4);
    transition: all var(--transition-fast);
}

.action-btn:hover:not(:disabled) {
    box-shadow: 0 6px 16px -2px rgba(59, 130, 246, 0.5);
    transform: translateY(-1px);
}

/* ============================================
   PHASE BANNERS
   ============================================ */
.phase-banner {
    background: linear-gradient(135deg, #eff6ff, #f0f9ff);
    border: 1px solid #bfdbfe;
    border-radius: 0.75rem;
    padding: 0.75rem 1.25rem;
    max-width: 28rem;
    width: 100%;
}

.phase-banner-step {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 0.5rem;
    background-color: var(--color-primary);
    color: white;
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */
@media (max-width: 768px) {
    .chat-message-user .chat-bubble,
    .chat-message-assistant .chat-bubble {
        max-width: 90%;
    }

    .context-panel {
        border-left: none;
        border-top: 1px solid var(--color-border);
    }

    .toast {
        bottom: 1rem;
        right: 1rem;
        left: 1rem;
    }
}