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

:root {
    --bg: #0f1b2e; --bg2: #16243a; --bg3: #1d2d48;
    --fg: #eaf2ff; --fg2: #8fa2bf;
    --accent: #60a5fa; --accent2: #f87171;
    --border: #26364f; --hover: #1a2d47;
    --shadow: rgba(0,0,0,0.3);
    --card-bg: #0f1b2e;
    --bg-grad-start: #0b1220; --bg-grad-mid: #101a2f; --bg-grad-end: #162846;
}

[data-theme="light"] {
    --bg: #f2f7fb; --bg2: #ffffff; --bg3: #e8ecf1;
    --fg: #132a46; --fg2: #355676;
    --accent: #2f96bb; --accent2: #c53030;
    --border: #a9c3da; --hover: #e8eef4;
    --shadow: rgba(45,78,118,0.12);
    --card-bg: #ffffff;
    --bg-grad-start: #c6e6fb; --bg-grad-mid: #ccefdc; --bg-grad-end: #f5d9e8;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, var(--bg-grad-start) 0%, var(--bg-grad-mid) 52%, var(--bg-grad-end) 100%);
    color: var(--fg);
    min-height: 100vh;
    line-height: 1.5;
}

.page { padding: 0 14px; display: flex; flex-direction: column; height: calc(100vh - 50px); }

.header {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 8px; box-shadow: 0 2px 8px var(--shadow);
    padding: 20px 24px 14px; margin-bottom: 10px;
    display: flex; align-items: center; justify-content: center;
    position: relative;
}

.header-center { display: flex; flex-direction: column; align-items: center; gap: 6px; }

.brand-watermark {
    position: absolute; left: 20px;
    display: inline-block; padding: 4px 14px;
    background: var(--accent);
    color: #fff; font-weight: 700; font-size: 0.85em;
    border-radius: 20px; text-decoration: none;
    transition: opacity 0.2s; z-index: 5;
}
.brand-watermark:hover { opacity: 0.85; }

.header-brand { display: flex; align-items: center; gap: 14px; }
.header-icon {
    display: flex; align-items: center; justify-content: center;
    width: 48px; height: 48px; border-radius: 12px; font-size: 1.3em;
    background: linear-gradient(120deg, #2f96bb 0%, #4fb8c9 60%, #7fd0df 100%);
    box-shadow: 0 4px 12px rgba(47,150,187,0.35);
}
.header h1 { font-size: 1.25em; font-weight: 700; margin: 0; letter-spacing: -0.3px; }
.subtitle { color: var(--fg2); font-size: 0.82em; margin-top: 1px; }

.subtitle { color: var(--fg2); font-size: 0.85em; }
.subtitle code { color: var(--accent); background: color-mix(in srgb, var(--accent) 15%, transparent); padding: 1px 5px; border-radius: 3px; font-size: 0.9em; }

.main-container {
    display: flex;
    flex-direction: column;
    gap: 1px;
    padding: 0;
    flex: 1; min-height: 0;
}

/* Card */
.card {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 8px; box-shadow: 0 1px 3px var(--shadow);
}

/* Compact bar card (shown after file loaded) */
.compact-bar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 4px 10px; gap: 8px; margin-bottom: 1px;
}
.compact-bar .file-tag { font-size: 0.8em; }
.compact-bar .file-meta { font-size: 0.74em; }
.file-info { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; flex: 1; }
.file-tag { font-weight: 600; font-size: 0.9em; }
.file-meta { font-size: 0.82em; color: var(--fg2); }
.file-divider { width: 1px; height: 12px; background: var(--border); }
.btn-ghost {
    padding: 3px 10px; width: auto; white-space: nowrap;
    background: var(--accent); color: #fff; font-weight: 600;
    border: none; border-radius: 5px; cursor: pointer;
    font-size: 0.76em; transition: all 0.15s;
}
.btn-ghost:hover { opacity: 0.85; }

/* Hero drop zone (shown before file loaded) */
.upload-hero { padding: 0; }

.drop-zone.hero {
    border: 2px dashed var(--border); border-radius: 14px;
    cursor: pointer; transition: all 0.2s; position: relative; background: var(--bg2);
}
.drop-zone.hero:hover, .drop-zone.hero.drag-over { border-color: var(--accent); background: var(--hover); }

.drop-inner { padding: 56px 20px; text-align: center; pointer-events: none; }
.drop-icon { font-size: 2.8em; margin-bottom: 8px; color: var(--fg2); }
.drop-inner h2 { font-size: 1.2em; font-weight: 600; margin-bottom: 4px; }
.drop-inner p  { font-size: 0.88em; color: var(--fg2); }

.drop-zone.hero input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }

.section { padding: 6px 12px; }
.section h2 { font-size: 0.82em; color: var(--fg); margin: 0 0 2px; font-weight: 600; text-align: left; }

.hover-expand .hover-body { max-height: 0; overflow: hidden; transition: max-height 0.2s; }
.hover-expand:hover .hover-body { max-height: 400px; }

.section h3 {
    font-size: 0.95em;
    color: var(--accent2);
    margin: 6px 0 4px;
    font-weight: 500;
}

.section h4 {
    font-size: 0.85em;
    color: var(--fg2);
    margin: 4px 0 2px;
}

.hint {
    font-size: 0.8em;
    color: var(--fg2);
    margin-bottom: 10px;
}

.hint code {
    color: var(--accent);
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    padding: 1px 5px;
    border-radius: 3px;
}

.mono { font-family: 'SF Mono', 'Consolas', 'Monaco', monospace; }

.hidden { display: none !important; }

/* ELF Info + Memory Map side-by-side */
.elf-info-layout {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    flex-wrap: wrap;
}

.elf-info-table {
    flex: 1;
    min-width: 240px;
}

.elf-info-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.78em;
}

.elf-info-table td {
    padding: 1px 4px;
    vertical-align: middle;
}

.elf-info-table .label {
    color: var(--fg2);
    white-space: nowrap;
}

/* Collapsible section toggle */
.cfg-section-title { font-size: 0.78em; font-weight: 600; color: var(--fg2); margin-bottom: 2px; }
.cfg-section-title.cfg-toggle { cursor: pointer; user-select: none; }
.cfg-section-title.cfg-toggle:hover { color: var(--accent); }
.cfg-toggle-body.hidden { display: none; }

/* Splitter bar for resizable panels */
.splitter-bar {
    width: 4px; cursor: col-resize; flex-shrink: 0;
    background: var(--border); transition: background 0.15s;
}
.splitter-bar:hover, .splitter-bar.active { background: var(--accent); }

/* TAB buttons */
.tab-row { display: flex; gap: 0; margin-bottom: 12px; }
.fw-source-tab {
    padding: 6px 16px; background: var(--bg3); color: var(--fg2);
    border: 1px solid var(--border); cursor: pointer;
    font-size: 0.82em; font-weight: 500; transition: all 0.15s;
}
.fw-source-tab:first-child { border-radius: 6px 0 0 6px; }
.fw-source-tab:last-child  { border-radius: 0 6px 6px 0; }
.fw-source-tab.active {
    background: var(--accent); color: var(--bg); border-color: var(--accent); font-weight: 600;
}
.fw-source-tab:hover:not(.active) { background: var(--hover); color: var(--fg); }

.memory-map-inline {
    flex: 0 0 280px;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 4px 8px;
    box-shadow: 0 1px 3px var(--shadow);
}

.memory-map-inline canvas {
    display: block;
    max-width: 100%;
    height: 40px;
    border-radius: 3px;
    background: var(--bg);
}

/* Section number badge */
.section-count-badge {
    color: var(--fg2);
    font-size: 0.8em;
    font-weight: normal;
    margin-left: 6px;
}

/* Drop Zone */
.drop-zone {
    border: 2px dashed var(--border);
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    color: var(--fg2);
    font-size: 0.9em;
}

.drop-zone.compact { padding: 10px 16px; font-size: 0.82em; border-radius: 6px; max-width: 100%; }

.drop-zone:hover, .drop-zone.drag-over {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 8%, transparent);
    color: var(--accent);
}

.drop-zone input[type="file"] { position: absolute; top:0; left:0; width:100%; height:100%; opacity:0; cursor: pointer; }

/* Query Box */
.query-box {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
}

.query-box input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg2);
    color: var(--fg);
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.95em;
    outline: none;
    transition: border-color 0.2s;
}

.query-box input:focus {
    border-color: var(--accent);
}

.query-box button {
    padding: 10px 20px;
    background: var(--accent);
    color: var(--bg);
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
}

.query-box button:hover {
    opacity: 0.85;
}

.query-examples ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.query-examples li {
    padding: 4px 10px;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 12px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.78em;
    color: var(--accent);
    cursor: pointer;
    transition: all 0.15s;
}

.query-examples li:hover {
    border-color: var(--accent);
    background: rgba(0,212,170,0.1);
}

/* ptype Options */
.ptype-options {
    display: flex;
    gap: 16px;
    margin-bottom: 10px;
    font-size: 0.85em;
}

.ptype-options label {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--fg2);
    cursor: pointer;
    user-select: none;
}

.ptype-options input[type="checkbox"] {
    cursor: pointer;
}

.ptype-options label:hover {
    color: var(--fg);
}

/* Search Box */
.search-box {
    display: flex;
    gap: 4px;
    margin-bottom: 4px;
    position: relative;
}

.search-box input {
    flex: 1;
    padding: 4px 8px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg2);
    color: var(--fg);
    font-size: 0.82em;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.search-box input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent); }

.search-box .clear-btn {
    width: 28px; flex-shrink: 0;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--fg2);
    cursor: pointer;
    font-size: 0.8em;
    transition: all 0.15s;
    display: flex; align-items: center; justify-content: center;
}

.search-box .clear-btn:hover { background: var(--hover); color: var(--accent2); }

/* Unified Browser */
.unified-search {
    margin-bottom: 4px;
}

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

.filter-controls .search-box {
    flex: 1;
    min-width: 180px;
}

.filter-checkboxes {
    display: flex;
    gap: 6px;
    align-items: center;
}

.filter-checkboxes label {
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    color: var(--fg2);
    font-size: 0.78em;
    white-space: nowrap;
    padding: 2px 8px;
    border-radius: 14px;
    background: var(--bg3);
    border: 1px solid transparent;
    transition: all 0.15s;
}

.filter-checkboxes label:has(input:checked) {
    color: var(--fg);
    border-color: var(--border);
}

.filter-checkboxes input[type="checkbox"] {
    cursor: pointer;
}

/* Detail Card */
.detail-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: 0 2px 8px var(--shadow);
    margin-top: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 120px;
}

.detail-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 12px;
    border-bottom: 1px solid var(--border);
    background: var(--bg3);
}

.detail-header h3 { margin: 0; font-size: 0.9em; font-weight: 600; color: var(--accent); }

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

.tree-control-btn {
    padding: 2px 8px;
    font-size: 0.72em;
    background: var(--bg);
    color: var(--fg2);
    border: 1px solid var(--border);
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.15s;
    font-weight: 500;
}

.tree-control-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

.detail-content {
    padding: 8px 12px;
    overflow-y: auto;
    max-height: 480px;
}

/* Memory Map */
.memory-map {
    padding: 10px;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 6px;
}

.memory-map canvas {
    width: 100%;
    max-width: 600px;
    height: auto;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--bg);
    cursor: crosshair;
}

.memory-legend {
    margin-top: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.8em;
}

.memory-legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.memory-legend-color {
    width: 16px;
    height: 16px;
    border-radius: 3px;
    border: 1px solid var(--border);
}

/* Info Box */
.info-box {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px;
    font-size: 0.85em;
}

.info-box table {
    width: 100%;
}

.info-box .label {
    width: 100px;
    color: var(--fg2);
    padding: 2px 8px 2px 0;
}

.info-box .mono {
    font-family: 'Consolas', 'Monaco', monospace;
    color: var(--accent);
}

/* Result Box */
#query-result {
    min-height: 40px;
}

#query-result .result-addr {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 1.1em;
    color: var(--accent);
}

#query-result .result-path {
    color: var(--fg2);
    font-size: 0.85em;
    margin-top: 4px;
}

#query-result .result-error {
    color: var(--accent2);
}

#query-result .result-steps {
    margin-top: 8px;
    font-size: 0.8em;
    color: var(--fg2);
}

#query-result .result-steps div {
    padding: 2px 0;
    font-family: 'Consolas', 'Monaco', monospace;
}

/* Data Table */
.table-scroll {
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg2);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.78em;
    font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
}

.data-table thead { position: sticky; top: 0; z-index: 1; }

.data-table th {
    background: var(--bg3);
    color: var(--fg2);
    padding: 4px 8px;
    text-align: left;
    font-weight: 600;
    font-size: 0.8em;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    border-bottom: 2px solid var(--border);
}

.data-table td {
    padding: 3px 8px;
    border-bottom: 1px solid var(--border);
    color: var(--fg);
}

.data-table tbody tr:hover td { background: var(--hover); }
.data-table .mono { font-family: 'SF Mono', 'Consolas', 'Monaco', monospace; }

.hidden {
    display: none !important;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--fg2);
}

/* Members Tree */
.members-tree {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9em;
    user-select: none;
}

.tree-node {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 3px 6px;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.12s;
    font-size: 0.88em;
}

.tree-node:hover { background: var(--hover); }

.tree-toggle {
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    cursor: pointer;
    color: var(--fg2);
    font-size: 0.9em;
    flex-shrink: 0;
    user-select: none;
    border-radius: 3px;
    transition: background 0.15s, color 0.15s;
}

.tree-toggle:hover {
    background: var(--bg3);
    color: var(--accent);
}

.tree-name {
    color: var(--accent);
    font-weight: 500;
    min-width: 120px;
}

.tree-type {
    color: var(--fg2);
    font-size: 0.85em;
}

.tree-array-badge {
    background: var(--bg3);
    color: var(--accent2);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.75em;
    font-weight: 600;
}

.tree-offset {
    margin-left: auto;
    color: var(--fg2);
    font-size: 0.8em;
    opacity: 0.7;
}

.tree-address {
    margin-left: auto;
    color: var(--accent);
    font-size: 0.85em;
    font-weight: 600;
}

.tree-children {
    border-left: 1px solid var(--border);
    margin-left: 8px;
}

/* Responsive */
@media (max-width: 900px) {
    .main-container > div[style*="display:flex"] {
        flex-direction: column !important;
    }
}