:root {
    --bg-color: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --accent-color: #38bdf8;
    --accent-glow: rgba(56, 189, 248, 0.3);
    --glass-blur: 12px;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.5;
    min-height: 100vh;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

.dark-theme {
    background: radial-gradient(circle at top right, #1e293b, #0f172a);
}

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    width: 100vw;
}

.glass {
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
}

.header-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    font-size: 1.5rem;
    color: var(--accent-color);
}

h1 {
    font-size: 1.1rem;
    font-weight: 600;
}

.pane-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.toggle-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.75rem;
    color: var(--text-secondary);
    user-select: none;
}

.toggle-container input {
    cursor: pointer;
    accent-color: var(--accent-color);
}

.split-pane {
    display: flex;
    flex: 1;
    overflow: hidden;
    padding: 0;
    gap: 0;
    width: 100%;
    min-height: 80vh;
}

.pane {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
    background: var(--card-bg);
}

#left-pane {
    flex: 1;
    border-right: 1px solid var(--border-color);
}

#right-pane {
    flex: 2;
}

.resizer {
    width: 4px;
    background: var(--border-color);
    cursor: col-resize;
    z-index: 100;
    transition: background 0.2s;
}

.resizer:hover,
.resizer.active {
    background: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-glow);
}

.pane-header {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(0, 0, 0, 0.2);
}

.pane-header h2 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.badge {
    font-size: 0.7rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 2px 8px;
    border-radius: 4px;
    color: var(--text-secondary);
}

.btn {
    padding: 0.4rem 0.8rem;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.8rem;
    transition: all 0.2s;
}

.btn.primary {
    background: var(--accent-color);
    color: #0f172a;
}

.btn.primary:hover {
    filter: brightness(1.1);
}

.content-view {
    flex: 1;
    overflow: auto;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 1rem;
}

#raw-preview {
    white-space: pre-wrap;
    word-break: break-all;
    display: none;
    background: rgba(0, 0, 0, 0.1);
}

.search-container {
    display: flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    width: 300px;
    gap: 0.5rem;
    background: rgba(0, 0, 0, 0.2);
}

#global-search {
    background: transparent;
    border: none;
    color: var(--text-primary);
    width: 100%;
    outline: none;
    font-size: 0.85rem;
}

.search-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    border-left: 1px solid var(--border-color);
    padding-left: 0.5rem;
}

.match-count {
    font-size: 0.7rem;
    color: var(--text-secondary);
    min-width: 35px;
    text-align: center;
}

.nav-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 2px;
    border-radius: 2px;
    font-size: 0.8rem;
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.search-shortcut {
    font-size: 0.7rem;
    opacity: 0.5;
}

.drop-zone {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 2px dashed var(--border-color);
    margin: 2rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.drop-zone:hover,
.drop-zone.dragover {
    border-color: var(--accent-color);
    background: rgba(56, 189, 248, 0.05);
}

.drop-zone-content {
    text-align: center;
    color: var(--text-secondary);
}

.drop-icon {
    margin-bottom: 1rem;
    color: var(--accent-color);
    opacity: 0.6;
}

.empty-state {
    display: flex;
    height: 100%;
    justify-content: center;
    align-items: center;
    color: var(--text-secondary);
    font-style: italic;
}

/* JSON Items */
.json-item {
    display: flex;
    margin-bottom: 2px;
    padding: 4px 8px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.01);
}

.json-item:hover {
    background: rgba(255, 255, 255, 0.03);
}

.line-number {
    flex: 0 0 40px;
    color: var(--text-secondary);
    opacity: 0.4;
    text-align: right;
    padding-right: 12px;
    border-right: 1px solid var(--border-color);
    margin-right: 12px;
    font-size: 0.7rem;
    user-select: none;
}

.json-content {
    flex: 1;
    white-space: pre-wrap;
    overflow-x: auto;
}

.no-softwrap .json-content {
    white-space: pre;
}

.json-key {
    color: #818cf8;
}

.json-string {
    color: #34d399;
}

.json-number {
    color: #fbbf24;
}

.json-boolean {
    color: #f87171;
}

.json-null {
    color: #94a3b8;
}

.search-match {
    background: rgba(251, 191, 36, 0.4);
    color: #fff;
    border-radius: 1px;
}

.active-match {
    background: #fbbf24 !important;
    color: #0f172a !important;
    box-shadow: 0 0 8px #fbbf24;
}

.scrollable::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

.scrollable::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

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