/* ==========================================
   Base styles
   ========================================== */

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

h1 {
    margin: 0 0 10px 0;
    color: #333;
}

h2 {
    margin: 0 0 15px 0;
    font-size: 1.2em;
    color: #444;
}

/* ==========================================
   Load Zone (initial dropzone screen)
   ========================================== */

#load-zone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 40px;
    padding-bottom: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
}

#load-zone h1 {
    color: white;
    font-size: 2.5em;
    margin-bottom: 10px;
}

#load-zone > p {
    font-size: 1.1em;
    opacity: 0.9;
    margin-bottom: 30px;
}

#dropzone {
    width: 100%;
    max-width: 500px;
    padding: 60px 40px;
    border: 3px dashed rgba(255, 255, 255, 0.5);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.1);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

#dropzone:hover {
    border-color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.2);
}

#dropzone.dragover {
    border-color: white;
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.02);
}

.upload-icon {
    font-size: 64px;
    margin-bottom: 20px;
    opacity: 0.9;
}

#dropzone-content p {
    margin: 5px 0;
}

#dropzone-content p.hint {
    font-size: 0.85em;
    opacity: 0.7;
    margin-top: 15px;
}

#file-input {
    display: none;
}

#load-error {
    margin-top: 20px;
    padding: 10px 20px;
    background: #ff6b6b;
    border-radius: 8px;
    color: white;
    font-weight: bold;
}

#load-error:empty {
    display: none;
}

#load-progress {
    margin-top: 20px;
    padding: 10px 20px;
    color: white;
    font-size: 1.1em;
}

#load-progress:empty {
    display: none;
}

.load-zone-footer {
    position: absolute;
    bottom: 30px;
    left: 0;
    right: 0;
    text-align: center;
}

.load-zone-footer small {
    opacity: 0.8;
    font-size: 0.85em;
}

.load-zone-footer a {
    color: white;
    text-decoration: none;
}

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

/* ==========================================
   Main Container (after package loads)
   ========================================== */

#main-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

/* ==========================================
   Toolbar
   ========================================== */

#toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-bottom: 1px solid #5a67d8;
    color: white;
    flex-shrink: 0;
}

#toolbar-left, #toolbar-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

#package-name {
    font-weight: bold;
    padding: 5px 12px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    font-size: 0.9em;
}

#sco-selector {
    padding: 6px 10px;
    border: none;
    border-radius: 4px;
    font-size: 0.9em;
    min-width: 200px;
}

#toolbar button {
    padding: 6px 14px;
    border: none;
    border-radius: 4px;
    font-size: 0.9em;
    cursor: pointer;
    transition: all 0.2s ease;
}

#launch-btn {
    background: #48bb78;
    color: white;
}

#launch-btn:hover:not(:disabled) {
    background: #38a169;
}

#launch-btn:disabled {
    background: #a0aec0;
    cursor: not-allowed;
}

#reset-btn {
    background: #ed8936;
    color: white;
}

#reset-btn:hover {
    background: #dd6b20;
}

#load-another {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3) !important;
}

#load-another:hover {
    background: rgba(255, 255, 255, 0.3);
}

.github-link {
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    opacity: 0.8;
    transition: opacity 0.2s ease;
    padding: 4px;
}

.github-link:hover {
    opacity: 1;
}

#api-status {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8em;
    font-weight: bold;
}

.status-initialized {
    background: #48bb78;
    color: white;
}

.status-not-initialized {
    background: rgba(255, 255, 255, 0.3);
    color: white;
}

/* ==========================================
   Split View (content + debugger)
   ========================================== */

#split-view {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Content Panel (left) */
#content-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #f7fafc;
    min-width: 200px;
}

#content-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #718096;
    font-size: 1.1em;
    text-align: center;
    padding: 40px;
}

#sco-frame {
    width: 100%;
    height: 100%;
    border: none;
    background: white;
}

/* Resizer */
#resizer {
    width: 6px;
    background: #e2e8f0;
    cursor: col-resize;
    flex-shrink: 0;
    transition: background 0.2s ease;
}

#resizer:hover {
    background: #667eea;
}

/* Debugger Panel (right) */
#debugger-panel {
    width: 550px;
    min-width: 300px;
    overflow: auto;
    background: white;
    border-left: 1px solid #e2e8f0;
}

/* ==========================================
   Tabs and Debugger Content
   ========================================== */

#options-tabs {
    height: 100%;
}

#options-tabs > .ui-tabs-nav {
    background: #f7fafc;
    border-bottom: 1px solid #e2e8f0;
    padding: 5px 10px 0;
}

#options-tabs > .ui-tabs-panel {
    padding: 15px;
    overflow: auto;
    height: calc(100% - 50px);
}

/* ==========================================
   Form Elements
   ========================================== */

fieldset {
    border: 0;
    margin-left: 0;
    padding: 0;
}

label {
    display: block;
    margin: 15px 0 5px 0;
    font-weight: 500;
    color: #4a5568;
}

select {
    width: 200px;
    padding: 6px 10px;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
}

input[type="text"] {
    padding: 6px 10px;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
}

/* ==========================================
   DataTable styling
   ========================================== */

#elementstable {
    font-size: 0.85em;
}

#elementstable th {
    background: #f7fafc;
}

/* ==========================================
   Log Dialog
   ========================================== */

#log {
    font-size: 11px;
    font-family: "Monaco", "Menlo", "Consolas", monospace;
    width: 100%;
    max-height: 250px;
    overflow-y: auto;
}

#log p {
    margin: 3px 0;
    padding: 3px 5px;
    border-bottom: 1px solid #f0f0f0;
}

/* ==========================================
   UI Widget overrides
   ========================================== */

.ui-widget {
    font-size: 90%;
}

.ui-helper-reset {
    font-size: 90%;
}

.ui-dialog {
    z-index: 1000;
}

/* ==========================================
   Buttons in debugger panel
   ========================================== */

#debugger-panel button,
#remote-data button,
#common-operations button,
#interactions button,
#tests button,
#debugger button {
    padding: 6px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
    background: white;
    cursor: pointer;
    font-size: 0.9em;
    margin-right: 5px;
    transition: all 0.2s ease;
}

#debugger-panel button:hover,
#remote-data button:hover,
#common-operations button:hover,
#interactions button:hover,
#tests button:hover,
#debugger button:hover {
    background: #f7fafc;
    border-color: #667eea;
}

/* ==========================================
   Test output
   ========================================== */

#tests-output {
    margin: 15px 0;
    padding: 15px;
    background: #f7fafc;
    border-radius: 4px;
    max-height: 400px;
    overflow-y: auto;
    font-size: 0.9em;
}

#tests-output p {
    margin: 5px 0;
}

/* ==========================================
   Debugger element info
   ========================================== */

#debugger-element-description {
    margin-top: 15px;
    padding: 15px;
    background: #f7fafc;
    border-radius: 4px;
}

#debugger-element-description p {
    margin: 5px 0;
}

#debugger-element-value {
    margin-top: 15px;
    padding: 10px 15px;
    background: #edf2f7;
    border-radius: 4px;
    font-family: "Monaco", "Menlo", "Consolas", monospace;
}

/* ==========================================
   Responsive adjustments
   ========================================== */

@media (max-width: 900px) {
    #split-view {
        flex-direction: column;
    }

    #content-panel {
        height: 50%;
        min-height: 200px;
    }

    #resizer {
        width: 100%;
        height: 6px;
        cursor: row-resize;
    }

    #debugger-panel {
        width: 100%;
        height: 50%;
    }
}