/* Modern Design System - Kiro CLI Knowledge Base */
@import url('design-tokens.css');

/* Reset and base styles */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: background-color var(--transition-normal), color var(--transition-normal);
    min-height: 100vh;
}

/* Dark theme specific body styling */
[data-theme="dark"] body {
    background: var(--bg-primary);
}

/* Focus management */
:focus-visible {
    outline: var(--focus-ring);
    outline-offset: var(--focus-offset);
    border-radius: 4px;
}

/* Layout */
.container {
    max-width: clamp(320px, 95vw, 1400px);
    margin: 0 auto;
    padding: var(--space-3) var(--space-2);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .container {
        padding: var(--space-4) var(--space-3);
        gap: var(--space-6);
    }
}

/* Header */
.header {
    position: relative;
    text-align: center;
    padding: var(--space-4) var(--space-3);
    border-radius: 16px;
    background: var(--bg-secondary);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-primary);
    transition: all var(--transition-normal);
}

@media (min-width: 768px) {
    .header {
        padding: var(--space-6) var(--space-4);
    }
}

.header h1 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: var(--font-weight-semibold);
    letter-spacing: var(--letter-spacing-tight);
    margin-bottom: var(--space-2);
    color: var(--text-primary);
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Theme Toggle */
.theme-toggle {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    background: transparent;
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    padding: var(--space-1);
    cursor: pointer;
    color: var(--text-primary);
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-primary);
}

.theme-toggle--floating {
    position: fixed;
    top: var(--space-3);
    right: var(--space-3);
    z-index: 1000;
    background: var(--bg-secondary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.theme-toggle__icon {
    transition: all var(--transition-normal);
}

.theme-toggle__icon--sun {
    opacity: 1;
}

.theme-toggle__icon--moon {
    opacity: 0;
    position: absolute;
}

[data-theme="dark"] .theme-toggle__icon--sun {
    opacity: 0;
}

[data-theme="dark"] .theme-toggle__icon--moon {
    opacity: 1;
}

/* Main content */
.main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

@media (min-width: 1024px) {
    .main {
        gap: var(--space-6);
    }
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: var(--space-4);
    margin-bottom: var(--space-3);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-secondary);
}

.card:hover::before {
    opacity: 1;
}

[data-theme="dark"] .card:hover {
    filter: brightness(1.1);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-3);
    background: var(--button-bg);
    color: var(--button-text);
    border: 1px solid var(--button-border);
    border-radius: 8px;
    font-family: inherit;
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.btn--secondary {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-primary);
}

/* Inputs */
.input {
    width: 100%;
    padding: var(--space-2) var(--space-3);
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 8px;
    color: var(--input-text);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(127, 90, 240, 0.1);
}

/* ASCII Components */
.ascii-divider {
    font-family: var(--font-mono);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    text-align: center;
    margin: var(--space-4) 0;
    padding: var(--space-2) 0;
    border-top: 1px solid var(--border-secondary);
    border-bottom: 1px solid var(--border-secondary);
}

.ascii-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-family: var(--font-mono);
    font-weight: var(--font-weight-medium);
    font-size: 0.875rem;
    padding: 4px var(--space-1);
    border-radius: 4px;
    background: var(--bg-tertiary);
}

.ascii-badge--success { color: var(--status-success); }
.ascii-badge--error { color: var(--status-error); }
.ascii-badge--warning { color: var(--status-warning); }
.ascii-badge--info { color: var(--status-info); }

.ascii-progress {
    font-family: var(--font-mono);
    margin: var(--space-2) 0;
}

.ascii-progress__label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.ascii-progress__bar {
    font-weight: var(--font-weight-medium);
    color: var(--accent-primary);
}

.ascii-progress__stats {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.ascii-box {
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    margin: var(--space-3) 0;
    overflow: hidden;
}

.ascii-box__header {
    background: var(--bg-tertiary);
    padding: var(--space-2) var(--space-3);
    border-bottom: 1px solid var(--border-primary);
}

.ascii-box__title {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    margin: 0;
}

.ascii-box__content {
    padding: var(--space-3);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: var(--line-height-tight);
}

.ascii-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-2);
    margin: var(--space-3) 0;
}

.ascii-metrics__item {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    padding: var(--space-1) var(--space-2);
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.ascii-metrics__label {
    color: var(--text-secondary);
}

.ascii-metrics__value {
    font-weight: var(--font-weight-medium);
    color: var(--accent-primary);
}

/* Terminal Modal */
.terminal-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.terminal-modal--open {
    opacity: 1;
    visibility: visible;
}

.terminal-modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--modal-overlay);
}

.terminal-modal__container {
    position: relative;
    width: 90vw;
    max-width: 1000px;
    height: 70vh;
    background: var(--terminal-bg);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.terminal-modal--open .terminal-modal__container {
    transform: scale(1);
}

.terminal-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-2) var(--space-3);
    background: #1A1A1A;
    border-bottom: 1px solid #2E2E2E;
}

.terminal-modal__title {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-family: var(--font-mono);
    font-weight: var(--font-weight-medium);
    color: var(--terminal-text);
    font-size: 0.875rem;
}

.terminal-modal__icon {
    color: var(--terminal-info);
}

.terminal-modal__close {
    background: transparent;
    border: none;
    color: var(--terminal-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.terminal-modal__close:hover {
    color: var(--terminal-text);
    background: #2E2E2E;
}

.terminal-modal__content {
    flex: 1;
    overflow: hidden;
}

.terminal-modal__output {
    height: 100%;
    overflow-y: auto;
    padding: var(--space-2);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: var(--line-height-tight);
    color: var(--terminal-text);
}

.terminal-modal__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-2) var(--space-3);
    background: #1A1A1A;
    border-top: 1px solid #2E2E2E;
}

.terminal-modal__status {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--terminal-muted);
}

.terminal-modal__clear {
    background: transparent;
    border: 1px solid #2E2E2E;
    color: var(--terminal-muted);
    padding: 4px var(--space-1);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.terminal-modal__clear:hover {
    color: var(--terminal-text);
    border-color: var(--terminal-info);
}

/* Terminal Log Entries */
.terminal-log {
    display: flex;
    gap: var(--space-2);
    margin-bottom: 4px;
    padding: 2px 0;
}

.terminal-log__timestamp {
    color: var(--terminal-muted);
    font-size: 0.75rem;
    min-width: 80px;
    flex-shrink: 0;
}

.terminal-log__message {
    flex: 1;
    word-break: break-word;
}

.terminal-log--error .terminal-log__message {
    color: var(--terminal-error);
}

.terminal-log--log .terminal-log__message {
    color: var(--terminal-text);
}

/* Scrollbar styling for terminal */
.terminal-modal__output::-webkit-scrollbar {
    width: 8px;
}

.terminal-modal__output::-webkit-scrollbar-track {
    background: #1A1A1A;
}

.terminal-modal__output::-webkit-scrollbar-thumb {
    background: #2E2E2E;
    border-radius: 4px;
}

.terminal-modal__output::-webkit-scrollbar-thumb:hover {
    background: var(--terminal-muted);
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-2);
    }
    
    .header {
        padding: var(--space-4) 0 var(--space-3);
    }
    
    .theme-toggle {
        top: var(--space-2);
        right: var(--space-2);
    }
    
    .terminal-modal__container {
        width: 95vw;
        height: 80vh;
    }
    
    .ascii-metrics {
        grid-template-columns: 1fr;
    }
}

/* Search section */
.search-section {
    background: var(--bg-secondary);
    padding: var(--space-3);
    border-radius: 16px;
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(10px);
    margin-bottom: var(--space-3);
    transition: all var(--transition-normal);
}

@media (min-width: 768px) {
    .search-section {
        padding: var(--space-4);
        margin-bottom: var(--space-4);
    }
}

.search-container {
    display: grid;
    gap: var(--space-2);
    grid-template-columns: 1fr auto;
    margin-bottom: var(--space-3);
}

@media (max-width: 640px) {
    .search-container {
        grid-template-columns: 1fr;
    }
}

.search-input {
    flex: 1;
    padding: var(--space-2);
    border: 2px solid var(--border-primary);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--input-bg);
    color: var(--input-text);
    font-family: var(--font-sans);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(127, 90, 240, 0.1);
}

.search-button {
    padding: var(--space-2) var(--space-4);
    background: var(--button-bg);
    color: var(--button-text);
    border: 1px solid var(--button-border);
    border-radius: 8px;
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.search-button:hover {
    background: var(--accent-secondary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(127, 90, 240, 0.2);
}

/* Filters */
.filters {
    display: grid;
    gap: var(--space-2);
    grid-template-columns: 1fr 1fr;
}

@media (min-width: 640px) {
    .filters {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-3);
    }
}

@media (min-width: 1024px) {
    .filters {
        grid-template-columns: 1fr 1fr;
    }
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-group label {
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.filter-select {
    padding: 0.75rem;
    border: 2px solid var(--border-primary);
    border-radius: 8px;
    font-size: 0.9rem;
    min-width: 180px;
    background: var(--input-bg);
    color: var(--input-text);
    font-family: var(--font-sans);
    transition: border-color var(--transition-fast);
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent-primary);
}

/* Contextual sections */
.contextual-sections {
    margin-bottom: var(--space-4);
}

.contextual-sections h2 {
    margin-bottom: var(--space-2);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

.context-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-2);
}

.context-button {
    padding: var(--space-2);
    background: var(--card-bg);
    border: 2px solid var(--border-primary);
    border-radius: 12px;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: 1rem;
    text-align: left;
    color: var(--text-primary);
    font-family: var(--font-sans);
    position: relative;
    overflow: hidden;
}

.context-button:hover {
    border-color: var(--accent-primary);
    background: var(--bg-tertiary);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(127, 90, 240, 0.15);
}

.context-button:active {
    transform: translateY(0);
}

/* Results section */
.results-section {
    min-height: 400px;
}

.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 3rem;
    color: #6c757d;
}

.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hidden {
    display: none !important;
}

/* Search results */
.search-results {
    display: grid;
    gap: var(--space-3);
}

.result-item {
    background: var(--card-bg);
    padding: var(--space-3);
    border-radius: 12px;
    border: 1px solid var(--card-border);
    border-left: 4px solid var(--accent-primary);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.result-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(127, 90, 240, 0.15);
    border-left-color: var(--accent-secondary);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-2);
    gap: var(--space-2);
}

.result-content {
    font-size: 0.95rem;
    line-height: var(--line-height-normal);
    margin-bottom: var(--space-2);
    color: var(--text-secondary);
}

.result-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.result-source {
    font-family: var(--font-mono);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.8rem;
    border: 1px solid var(--border-secondary);
}

.result-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 0.25rem 0.75rem;
    border-radius: 16px;
    font-size: 0.75rem;
    font-weight: var(--font-weight-medium);
    border: 1px solid var(--border-primary);
    transition: all var(--transition-fast);
}

.tag:hover {
    background: var(--accent-primary);
    color: var(--text-inverse);
    transform: scale(1.05);
}

.tag.primary {
    background: #007bff;
    color: white;
}

.result-score {
    font-weight: 600;
    color: #28a745;
}

/* No results */
.no-results {
    text-align: center;
    padding: 3rem;
    color: #6c757d;
}

.no-results h3 {
    margin-bottom: 1rem;
    color: #495057;
}

/* Footer */
.footer {
    margin-top: 3rem;
    padding: 2rem 0;
    border-top: 1px solid #e9ecef;
    background: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.status-info {
    font-size: 0.9rem;
    color: #28a745;
    font-weight: 500;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
    color: #6c757d;
}

.footer-links a {
    color: #007bff;
    text-decoration: none;
}

.footer-links a:hover {
    text-decoration: underline;
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .search-container {
        flex-direction: column;
    }
    
    .filters {
        flex-direction: column;
        gap: 1rem;
    }
    
    .context-grid {
        grid-template-columns: 1fr;
    }
    
    .footer {
        flex-direction: column;
        text-align: center;
    }
    
    .result-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .result-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}

/* Dark Theme Enhanced Styling */
[data-theme="dark"] .header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-secondary);
    box-shadow: var(--shadow-md);
}

[data-theme="dark"] .search-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-md);
}

[data-theme="dark"] .search-input {
    background: var(--bg-tertiary);
    border: 2px solid var(--border-primary);
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.3);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .search-input:focus {
    border-color: var(--accent-secondary);
    box-shadow: var(--shadow-glow), inset 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .search-button {
    background: var(--accent-primary);
    color: var(--text-inverse);
    font-weight: var(--font-weight-semibold);
    box-shadow: var(--shadow-button);
    transition: all var(--transition-normal);
}

[data-theme="dark"] .search-button:hover {
    background: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
    box-shadow: var(--shadow-button-hover);
    transform: translateY(-1px);
}

[data-theme="dark"] .filter-group label {
    color: var(--text-secondary);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .filter-select {
    background: var(--bg-tertiary);
    border: 2px solid var(--border-primary);
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .context-button {
    background: var(--bg-tertiary);
    border: 2px solid var(--border-primary);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

[data-theme="dark"] .context-button:hover {
    background: linear-gradient(135deg, #2a2a5a 0%, #3d3d6d 100%);
    border-color: var(--accent-secondary);
    box-shadow: 0 6px 20px rgba(79, 172, 254, 0.4);
    transform: translateY(-2px);
}

[data-theme="dark"] .result-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

[data-theme="dark"] .result-item:hover {
    border-color: rgba(79, 172, 254, 0.5);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

[data-theme="dark"] .result-content {
    color: #c8d4e0;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .result-meta {
    color: var(--text-secondary);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .result-source {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .tag {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .tag:hover {
    background: var(--accent-primary);
    color: var(--text-inverse);
    box-shadow: 0 4px 12px rgba(79, 172, 254, 0.4);
}

[data-theme="dark"] .footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-secondary);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .theme-toggle {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

[data-theme="dark"] .theme-toggle:hover {
    background: linear-gradient(135deg, #2a2a5a 0%, #3d3d6d 100%);
    border-color: var(--accent-secondary);
    box-shadow: 0 6px 20px rgba(79, 172, 254, 0.4);
    transform: translateY(-1px);
}

[data-theme="dark"] .highlight {
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: #1a1a2e;
    padding: 2px 4px;
    border-radius: 3px;
    box-shadow: 0 2px 8px rgba(255, 215, 0, 0.3);
}