/* hide the up and down arrows on the number input */

/* Chrome, Safari, Edge, Opera */
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Firefox */
input[type=number] {
  -moz-appearance: textfield;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #1a1a1a;
    color: #ffffff;
    line-height: 1.6;
    overflow: hidden;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    height: 100vh;
    box-sizing: border-box;
}

.main-container {
    display: flex;
    height: 100vh;
    width: 100vw;
    box-sizing: border-box;
}

/* Left Section - Frame Visualizer */
.visualizer-section {
    flex: 2;
    display: flex;
    flex-direction: column;
    background: #2d2d2d;
    border-right: 2px solid #444;
    position: relative;
}

.header-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background: #333;
    border-bottom: 1px solid #555;
}

.header-info span {
    font-size: 14px;
    color: #ccc;
}

.canvas-container {
    flex: 1;
    position: relative;
    background: #1e1e1e;
    margin: 0px;
    border-radius: 8px;
    overflow: hidden;
    min-height: 300px;
    max-height: 100%; /* Adjusted for fixed navigation controls */
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 15px;
}

.grid-display {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}

#grid-canvas {
    background: #333;
    border-radius: 4px;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
}

/* Loading overlay */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #333;
    border-top: 4px solid #4fc3f7;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 15px;
}

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

.loading-text {
    color: #ccc;
    font-size: 14px;
}

/* Input groups */
.input-group {
    display: flex;
    gap: 8px;
    align-items: center;
}

.refresh-btn {
    padding: 8px;
    background: #666;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.3s ease;
}

.refresh-btn:hover {
    background: #777;
    transform: rotate(180deg);
}

.navigation-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: #000;
    border-top: 1px solid #333;
}

.frame-counter {
    font-size: 14px;
    font-weight: normal;
    color: #ccc;
    margin-right: 20px;
}

.playback-buttons {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-button {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: #333;
    color: #ccc;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.nav-button:hover {
    background: #444;
    color: #fff;
}

.nav-button:disabled {
    background: #222;
    color: #666;
    cursor: not-allowed;
}

.play-button {
    background: #444;
    color: #ccc;
}

.play-button:hover {
    background: #555;
    color: #fff;
}

.separator {
    width: 1px;
    height: 20px;
    background: #444;
    margin: 0 15px;
}

.speed-button {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: #333;
    color: #ccc;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.speed-button:hover {
    background: #444;
    color: #fff;
}

.speed-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.speed-label {
    font-size: 12px;
    color: #ccc;
}

.slider-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.frame-slider {
    width: 120px;
    height: 6px;
    border-radius: 3px;
    background: #333;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.frame-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #ccc;
    cursor: pointer;
}

.frame-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #ccc;
    cursor: pointer;
    border: none;
}

.frame-slider:hover::-webkit-slider-thumb {
    background: #fff;
}

.frame-slider:hover::-moz-range-thumb {
    background: #fff;
}

.steps-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.steps-label {
    font-size: 12px;
    color: #ccc;
}

.steps-input {
    width: 40px;
    height: 24px;
    border: 1px solid #444;
    border-radius: 4px;
    background: #333;
    color: #ccc;
    text-align: center;
    font-size: 12px;
    padding: 2px;
}

.steps-input:focus {
    outline: none;
    border-color: #666;
    background: #444;
}

.steps-button {
    width: 32px;
    height: 24px;
    border-radius: 4px;
    border: none;
    background: #333;
    color: #ccc;
    font-size: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.steps-button:hover {
    background: #444;
    color: #fff;
}

/* Right Section - Reasoning Log */
.reasoning-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #2d2d2d;
}

.reasoning-header {
    padding: 20px;
    background: #333;
    border-bottom: 1px solid #555;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.reasoning-title {
    font-size: 18px;
    font-weight: bold;
    color: #fff;
}

.reasoning-controls {
    display: flex;
    gap: 8px;
}

.clear-log-btn, .export-log-btn {
    padding: 6px 8px;
    background: #555;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: background 0.2s ease;
}

.clear-log-btn:hover, .export-log-btn:hover {
    background: #666;
}

.reasoning-content {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #555 #2d2d2d;
}

.reasoning-content::-webkit-scrollbar {
    width: 8px;
}

.reasoning-content::-webkit-scrollbar-track {
    background: #2d2d2d;
}

.reasoning-content::-webkit-scrollbar-thumb {
    background: #555;
    border-radius: 4px;
}

.reasoning-content::-webkit-scrollbar-thumb:hover {
    background: #666;
}

/* Empty state */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #888;
    text-align: center;
}

.empty-icon {
    font-size: 48px;
    margin-bottom: 15px;
    opacity: 0.5;
}

.empty-text {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 8px;
}

.empty-subtext {
    font-size: 12px;
    opacity: 0.7;
}

.log-entry {
    background: #3c3c3c;
    border-radius: 8px;
    margin-bottom: 15px;
    border: 1px solid #555;
    transition: all 0.2s ease;
}

.log-entry:hover {
    border-color: #4fc3f7;
    box-shadow: 0 2px 8px rgba(79, 195, 247, 0.2);
}

.log-header {
    padding: 15px;
    background: #444;
    border-radius: 8px 8px 0 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    transition: background 0.2s ease;
}

.log-header:hover {
    background: #4a4a4a;
}

.log-title {
    font-weight: bold;
    color: #fff;
    font-size: 14px;
}

.log-metadata {
    color: #4fc3f7;
    font-size: 10px;
    font-style: italic;
    flex: 1;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 200px;
}

.log-content {
    padding: 15px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 11px;
    line-height: 1.4;
    color: #ccc;
    max-height: 300px;
    overflow-y: auto;
}

.reasoning-data {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.reasoning-section {
    border-left: 2px solid #555;
    padding-left: 12px;
    margin-bottom: 12px;
    background: rgba(255, 255, 255, 0.02);
    padding: 8px 12px;
    border-radius: 4px;
}

.reasoning-key {
    color: #4fc3f7;
    font-weight: bold;
    margin-bottom: 6px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.reasoning-value {
    color: #ddd;
    margin-left: 8px;
    line-height: 1.5;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.reasoning-item {
    margin: 3px 0;
    padding: 2px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.reasoning-subsection {
    margin: 4px 0;
    padding-left: 8px;
    border-left: 1px solid #666;
}

.reasoning-subkey {
    color: #ff9800;
    font-weight: bold;
    font-size: 10px;
    margin-bottom: 2px;
}

.reasoning-subvalue {
    color: #bbb;
    font-size: 10px;
    white-space: pre-wrap;
    background: #2a2a2a;
    padding: 6px;
    border-radius: 4px;
    margin-top: 4px;
    border: 1px solid #444;
    max-height: 150px;
    overflow-y: auto;
}

.no-reasoning {
    color: #888;
    font-style: italic;
    text-align: center;
    padding: 10px;
}

.show-more {
    color: #4fc3f7;
    text-decoration: none;
    font-size: 11px;
    cursor: pointer;
    white-space: nowrap;
}

.show-more:hover {
    text-decoration: underline;
}

.copy-btn {
    padding: 4px 6px;
    background: #555;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 10px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 24px;
}

.copy-btn:hover {
    background: #666;
    transform: scale(1.05);
}

.copy-btn:active {
    transform: scale(0.95);
}

/* File loading controls */
.file-controls {
    z-index: 100;
    padding: 15px;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    border: 1px solid #555;
    background: #333;
}

/* URL input controls */
.url-input-container {
    padding: 15px;
    background: #333;
    border-bottom: 1px solid #555;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.file-upload {
    display: none;
}

.upload-btn {
    padding: 8px 12px;
    background: #666;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: background 0.3s;
    white-space: nowrap;
}

.upload-btn:hover {
    background: #777;
}

.upload-btn:disabled {
    background: #444;
    cursor: not-allowed;
}

.url-input {
    flex: 1;
    padding: 10px 12px;
    background: #3c3c3c;
    border: 1px solid #555;
    border-radius: 4px;
    color: #fff;
    font-size: 12px;
    font-family: 'Consolas', 'Monaco', monospace;
    transition: border-color 0.3s ease;
}

.url-input:focus {
    outline: none;
    border-color: #4fc3f7;
    box-shadow: 0 0 0 2px rgba(79, 195, 247, 0.2);
}

.url-input::placeholder {
    color: #888;
}

.load-url-btn {
    padding: 10px 15px;
    background: #ff6b6b;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    font-weight: bold;
    transition: background 0.3s;
    white-space: nowrap;
}

.load-url-btn:hover {
    background: #ff5252;
}

.load-url-btn:disabled {
    background: #666;
    cursor: not-allowed;
}

.file-controls-row {
    display: flex;
    gap: 10px;
    align-items: center;
}

.file-select {
    padding: 8px 12px;
    background: #3c3c3c;
    border: 1px solid #555;
    border-radius: 4px;
    color: #fff;
    font-size: 12px;
    min-width: 200px;
}

.file-select:focus {
    outline: none;
    border-color: #4fc3f7;
}

.file-input {
    padding: 8px 12px;
    background: #3c3c3c;
    border: 1px solid #555;
    border-radius: 4px;
    color: #fff;
    font-size: 12px;
    width: 350px;
    font-family: 'Consolas', 'Monaco', monospace;
}

.file-input:focus {
    outline: none;
    border-color: #4fc3f7;
}

.load-btn {
    padding: 8px 15px;
    background: #4fc3f7;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    font-weight: bold;
    transition: background 0.3s;
}

.load-btn:hover {
    background: #29b6f6;
}

.browse-btn {
    padding: 8px 12px;
    background: #666;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: background 0.3s;
}

.browse-btn:hover {
    background: #777;
}

.hide-btn {
    padding: 8px 12px;
    background: #666;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    transition: background 0.3s;
    margin-left: 8px;
}

.hide-btn:hover {
    background: #888;
}

.file-status {
    font-size: 11px;
    color: #ccc;
    margin-top: 5px;
}

.error-message {
    color: #ff6b6b;
    font-size: 11px;
    margin-top: 5px;
}

.success-message {
    color: #4fc3f7;
    font-size: 11px;
    margin-top: 5px;
}

.help-tooltip {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.9);
    padding: 10px;
    border-radius: 5px;
    font-size: 11px;
    color: #ccc;
    border: 1px solid #555;
    max-width: 200px;
    z-index: 101;
}

.help-tooltip h4 {
    margin: 0 0 5px 0;
    color: #4fc3f7;
}

.help-tooltip ul {
    margin: 0;
    padding-left: 15px;
}

.help-tooltip li {
    margin: 2px 0;
}

.grid-tooltip {
    position: fixed;
    background: rgba(0, 0, 0, 0.9);
    color: #fff;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-family: 'Courier New', monospace;
    pointer-events: none;
    z-index: 1000;
    border: 1px solid #555;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* Modal styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.modal {
    background: #2d2d2d;
    border: 2px solid #555;
    border-radius: 8px;
    min-width: 400px;
    max-width: 600px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid #555;
}

.modal-header h3 {
    color: #ff6b6b;
    margin: 0;
}

.modal-content {
    padding: 20px;
    color: #ccc;
    line-height: 1.5;
}

.modal-footer {
    padding: 15px 20px;
    border-top: 1px solid #555;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.modal-btn {
    padding: 8px 16px;
    background: #4fc3f7;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: background 0.2s ease;
}

.modal-btn:hover {
    background: #29b6f6;
}

.close-btn {
    background: none;
    border: none;
    color: #ccc;
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.close-btn:hover {
    background: #555;
    color: #fff;
}

.error-message {
    color: #ff6b6b;
    font-weight: bold;
    margin-bottom: 10px;
}

.error-details {
    color: #ccc;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 11px;
    background: #1a1a1a;
    padding: 10px;
    border-radius: 4px;
    border: 1px solid #444;
    white-space: pre-wrap;
    max-height: 200px;
    overflow-y: auto;
}

/* Success notification */
.success-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background:rgb(40, 90, 1);
    color: #fff;
    padding: 12px 16px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
    z-index: 3000;
    animation: slideIn 0.3s ease-out;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

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

/* Responsive design */
@media (max-width: 1200px) {
    .main-container {
        flex-direction: column;
    }
    
    .visualizer-section {
        flex: 1;
    }
    
    .reasoning-section {
        flex: 1;
        max-height: 40vh;
    }
}

@media (max-width: 768px) {
    .navigation-controls {
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .frame-slider {
        width: 80px;
    }
    
    .stats-panel {
        min-width: 280px;
        max-width: 90vw;
    }
}