/* Tango Therapeutics Org Chart Styles */

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

:root {
    --color-primary: #0071C5;
    --color-secondary: #005490;
    --color-accent: #F57C00;
    --color-bg: #FFFFFF;
    --color-surface: #F4F7FB;
    --color-border: #DDE1E7;
    --color-text: #161616;
    --color-text-secondary: #525252;
    --color-text-inverse: #FFFFFF;
    --color-highlight: #0f62fe;
    --color-highlight-light: #0f62fe22;
    --font-family: "Montserrat", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --transition-speed: 0.3s;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --radius: 8px;
}

html, body { height: 100%; font-family: var(--font-family); font-size: 14px; color: var(--color-text); background: var(--color-bg); overflow: hidden; }
#app { display: flex; flex-direction: column; height: 100vh; }

.header { display: flex; align-items: center; justify-content: space-between; padding: 0 20px; height: 56px; background: var(--color-primary); color: var(--color-text-inverse); z-index: 100; flex-shrink: 0; }
.header-brand { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 16px; letter-spacing: -0.3px; }
.header-brand svg { width: 24px; height: 24px; fill: var(--color-text-inverse); }
.header-actions { display: flex; align-items: center; gap: 8px; }

.toolbar { display: flex; align-items: center; gap: 12px; padding: 10px 20px; background: var(--color-surface); border-bottom: 1px solid var(--color-border); flex-shrink: 0; flex-wrap: wrap; }
.toolbar-group { display: flex; align-items: center; gap: 6px; }
.toolbar-separator { width: 1px; height: 24px; background: var(--color-border); margin: 0 4px; }

.search-container { position: relative; flex: 0 1 320px; }
.search-input { width: 100%; padding: 7px 12px 7px 36px; border: 1px solid var(--color-border); border-radius: var(--radius); font-family: var(--font-family); font-size: 13px; background: var(--color-bg); color: var(--color-text); outline: none; transition: border-color var(--transition-speed); }
.search-input:focus { border-color: var(--color-highlight); box-shadow: 0 0 0 2px var(--color-highlight-light); }
.search-icon { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--color-text-secondary); pointer-events: none; }
.search-results { position: absolute; top: 100%; left: 0; right: 0; background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); box-shadow: var(--shadow-lg); max-height: 320px; overflow-y: auto; z-index: 200; display: none; }
.search-results.active { display: block; }
.search-result-item { display: flex; align-items: center; gap: 10px; padding: 8px 12px; cursor: pointer; transition: background var(--transition-speed); }
.search-result-item:hover, .search-result-item.selected { background: var(--color-highlight-light); }
.search-result-item .result-photo { width: 32px; height: 32px; border-radius: 50%; background: var(--color-surface); object-fit: cover; flex-shrink: 0; }
.search-result-item .result-info { min-width: 0; }
.search-result-item .result-name { font-weight: 600; font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.search-result-item .result-detail { font-size: 11px; color: var(--color-text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.search-result-item .result-name mark { background: #fff3cd; padding: 0 1px; border-radius: 2px; }

.btn { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border: 1px solid var(--color-border); border-radius: var(--radius); font-family: var(--font-family); font-size: 12px; font-weight: 500; background: var(--color-bg); color: var(--color-text); cursor: pointer; transition: all var(--transition-speed); white-space: nowrap; }
.btn:hover { background: var(--color-surface); border-color: var(--color-accent); }
.btn.active { background: var(--color-primary); color: var(--color-text-inverse); border-color: var(--color-primary); }
.btn-primary { background: var(--color-primary); color: var(--color-text-inverse); border-color: var(--color-primary); }
.btn-primary:hover { background: var(--color-secondary); }
.btn-header { background: transparent; border: 1px solid rgba(255,255,255,0.3); color: var(--color-text-inverse); font-size: 12px; }
.btn-header:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.5); }

/* Header nav link (e.g. "Who Is This?" on index.html, "Back to Org Chart" on quiz.html) */
.btn-nav { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border: 1px solid rgba(255,255,255,0.3); border-radius: var(--radius); background: transparent; color: var(--color-text-inverse); font-family: var(--font-family); font-size: 12px; font-weight: 500; text-decoration: none; white-space: nowrap; transition: all var(--transition-speed); }
.btn-nav:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.5); }
.btn-nav svg { width: 14px; height: 14px; }
.btn svg { width: 14px; height: 14px; }
.btn-icon { padding: 6px; border: none; background: transparent; cursor: pointer; }
.btn-icon:hover { background: var(--color-surface); border-radius: var(--radius); }

.filter-group { display: flex; border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; }
.filter-group .btn { border: none; border-radius: 0; border-right: 1px solid var(--color-border); font-size: 11px; padding: 5px 12px; }
.filter-group .btn:last-child { border-right: none; }

.breadcrumb { display: flex; align-items: center; gap: 4px; padding: 6px 20px; font-size: 12px; color: var(--color-text-secondary); background: var(--color-bg); border-bottom: 1px solid var(--color-border); flex-shrink: 0; }
.breadcrumb-item { cursor: pointer; color: var(--color-highlight); text-decoration: none; }
.breadcrumb-item:hover { text-decoration: underline; }
.breadcrumb-separator { color: var(--color-border); margin: 0 2px; }
.breadcrumb-current { font-weight: 600; color: var(--color-text); }

.stats-bar { display: flex; align-items: center; gap: 16px; padding: 4px 20px; font-size: 11px; color: var(--color-text-secondary); background: var(--color-bg); border-bottom: 1px solid var(--color-border); flex-shrink: 0; }
.stat-item { display: flex; align-items: center; gap: 4px; }
.stat-value { font-weight: 700; color: var(--color-text); }

.chart-container { flex: 1; overflow: hidden; position: relative; background: radial-gradient(circle at 1px 1px, var(--color-border) 0.5px, transparent 0.5px); background-size: 24px 24px; }
.chart-container svg { width: 100%; height: 100%; }

.node-group { cursor: pointer; }
.node-card { fill: var(--color-bg); stroke: var(--color-border); stroke-width: 1.5; rx: 8; ry: 8; filter: drop-shadow(0 1px 3px rgba(0,0,0,0.06)); }
.node-group:hover .node-card { stroke: var(--color-primary); stroke-width: 2; filter: drop-shadow(0 4px 12px rgba(0,0,0,0.12)); }
.node-group.highlighted .node-card { stroke: var(--color-highlight); stroke-width: 2.5; fill: var(--color-highlight-light); }
.node-group.consultant .node-card { stroke-dasharray: 6 3; }
.node-accent-strip { fill: var(--color-primary); }
.node-group.consultant .node-accent-strip { fill: var(--color-accent); }
.node-name { font-size: 13px; font-weight: 600; fill: var(--color-text); }
.node-title { font-size: 11px; fill: var(--color-text-secondary); }
.node-department { font-size: 10px; fill: var(--color-text-secondary); }
.node-badge { font-size: 9px; font-weight: 600; fill: var(--color-text-inverse); }
.node-badge-bg { fill: var(--color-accent); rx: 8; ry: 8; }
.link { fill: none; stroke: var(--color-border); stroke-width: 1.5; }

.context-menu { position: fixed; background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); box-shadow: var(--shadow-lg); z-index: 300; min-width: 148px; padding: 3px 0; display: none; }
.context-menu.active { display: block; }
.context-menu-item { display: flex; align-items: center; gap: 7px; padding: 5px 12px; font-size: 11px; cursor: pointer; white-space: nowrap; }
.context-menu-item svg { width: 13px; height: 13px; flex-shrink: 0; }
.context-menu-item:hover { background: var(--color-highlight-light); }
.context-menu-separator { height: 1px; background: var(--color-border); margin: 3px 0; }

.login-screen { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100vh; gap: 24px; text-align: center; }
.login-screen h1 { font-size: 24px; font-weight: 700; color: var(--color-primary); }
.login-screen p { color: var(--color-text-secondary); max-width: 400px; line-height: 1.5; }
.login-screen .btn { padding: 10px 24px; font-size: 14px; }

.loading-overlay { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; background: rgba(255,255,255,0.9); z-index: 150; gap: 12px; }
.loading-spinner { width: 36px; height: 36px; border: 3px solid var(--color-border); border-top-color: var(--color-primary); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { font-size: 13px; color: var(--color-text-secondary); }

.tooltip { position: fixed; background: var(--color-secondary); color: var(--color-text-inverse); padding: 8px 12px; border-radius: var(--radius); font-size: 12px; z-index: 400; pointer-events: none; max-width: 280px; box-shadow: var(--shadow-lg); display: none; }
.tooltip.active { display: block; }

.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); align-items: center; justify-content: center; z-index: 500; display: none; }
.modal-overlay.active { display: flex; }
.modal { background: var(--color-bg); border-radius: 12px; box-shadow: var(--shadow-lg); padding: 24px; min-width: 400px; max-width: 500px; }
.modal h2 { font-size: 18px; font-weight: 700; margin-bottom: 16px; }
.modal-option { display: flex; align-items: flex-start; gap: 12px; padding: 12px; border: 1px solid var(--color-border); border-radius: var(--radius); margin-bottom: 8px; cursor: pointer; }
.modal-option:hover { border-color: var(--color-primary); background: var(--color-surface); }
.modal-option-title { font-weight: 600; font-size: 13px; }
.modal-option-desc { font-size: 11px; color: var(--color-text-secondary); margin-top: 2px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

/* Export modal (Phase 5) */
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.modal-header h3 { font-size: 16px; font-weight: 700; margin: 0; }
.modal-close { background: none; border: none; font-size: 20px; cursor: pointer; color: var(--color-text-secondary); padding: 2px 6px; border-radius: 4px; line-height: 1; }
.modal-close:hover { background: var(--color-border); }

.export-options { display: flex; flex-direction: column; gap: 10px; }
.export-option-btn {
    display: flex; align-items: center; gap: 14px; padding: 14px 16px;
    border: 1px solid var(--color-border); border-radius: 10px;
    background: var(--color-bg); cursor: pointer;
    text-align: left; font-family: var(--font-family);
    transition: border-color 0.15s, background 0.15s;
}
.export-option-btn:hover { border-color: var(--color-primary); background: var(--color-surface); }
.export-option-btn svg { width: 28px; height: 28px; flex-shrink: 0; stroke: var(--color-primary); }
.export-option-title { font-weight: 600; font-size: 13px; display: block; }
.export-option-desc { font-size: 11px; color: var(--color-text-secondary); display: block; margin-top: 2px; }

.dept-select { padding: 5px 10px; border: 1px solid var(--color-border); border-radius: var(--radius); font-family: var(--font-family); font-size: 12px; background: var(--color-bg); color: var(--color-text); outline: none; max-width: 200px; }
.dept-select:focus { border-color: var(--color-highlight); }

.zoom-controls { position: absolute; bottom: 16px; right: 16px; display: flex; flex-direction: column; background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); box-shadow: var(--shadow-md); overflow: hidden; z-index: 50; }
.zoom-controls .btn { border: none; border-radius: 0; padding: 8px 10px; font-size: 16px; min-width: 36px; justify-content: center; }
.zoom-controls .btn + .btn { border-top: 1px solid var(--color-border); }

.fullscreen-exit-btn {
    position: absolute;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 60;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    padding: 8px 16px;
    font-size: 12px;
    opacity: 0.7;
    transition: opacity var(--transition-speed);
}
.fullscreen-exit-btn:hover { opacity: 1; }

/* ---- Contact Card (Phase 3) ---- */
.contact-card {
    position: fixed;
    top: 50%;
    right: 24px;
    transform: translateY(-50%);
    width: 300px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    z-index: 400;
    display: none;
    overflow: hidden;
    font-size: 13px;
}
.contact-card.active { display: block; }

.cc-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 14px 10px;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: relative;
}
.cc-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-text-inverse);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 15px;
    flex-shrink: 0;
}
.cc-header-text { min-width: 0; flex: 1; }
.cc-name {
    font-weight: 700;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.cc-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    padding: 1px 7px;
    border-radius: 8px;
    background: var(--color-accent);
    color: var(--color-text-inverse);
    margin-top: 2px;
}
.cc-close {
    position: absolute;
    top: 8px;
    right: 8px;
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: var(--color-text-secondary);
    line-height: 1;
    padding: 2px 5px;
    border-radius: 4px;
}
.cc-close:hover { background: var(--color-border); }

.cc-info { padding: 10px 14px; }
.cc-row {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    border-bottom: 1px solid var(--color-surface);
}
.cc-row:last-child { border-bottom: none; }
.cc-label {
    font-size: 11px;
    color: var(--color-text-secondary);
    flex-shrink: 0;
    margin-right: 10px;
}
.cc-value {
    font-size: 12px;
    font-weight: 500;
    text-align: right;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cc-actions {
    display: flex;
    border-top: 1px solid var(--color-border);
    background: var(--color-surface);
}
.cc-action {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    padding: 10px 4px;
    font-size: 10px;
    font-weight: 500;
    color: var(--color-primary);
    text-decoration: none;
    cursor: pointer;
    border: none;
    background: none;
    font-family: var(--font-family);
    transition: background var(--transition-speed);
}
.cc-action:hover { background: var(--color-highlight-light); }
.cc-action svg { width: 18px; height: 18px; }
.cc-action + .cc-action { border-left: 1px solid var(--color-border); }

/* ---- Analytics Panel (Phase 4) ---- */
.analytics-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 340px;
    height: 100vh;
    background: var(--color-bg);
    border-left: 1px solid var(--color-border);
    box-shadow: -4px 0 20px rgba(0,0,0,0.08);
    z-index: 500;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.analytics-panel.open { transform: translateX(0); }

.ap-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 18px;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface);
    flex-shrink: 0;
}
.ap-header-title {
    font-weight: 700;
    font-size: 15px;
}
.ap-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--color-text-secondary);
    padding: 2px 6px;
    border-radius: 4px;
    line-height: 1;
}
.ap-close:hover { background: var(--color-border); }

.ap-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px 18px;
}

.ap-section { margin-bottom: 22px; }
.ap-section-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-secondary);
    margin-bottom: 10px;
}

/* KPI grid */
.ap-kpi-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 12px;
}
.ap-kpi {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 10px 12px;
    text-align: center;
}
.ap-kpi-value {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
}
.ap-kpi-label {
    font-size: 10px;
    color: var(--color-text-secondary);
    margin-top: 2px;
}

/* FTE/Contractor ratio bar */
.ap-ratio-bar {
    display: flex;
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 6px;
}
.ap-ratio-fte { background: var(--color-primary); }
.ap-ratio-ctr { background: var(--color-accent); }

.ap-ratio-legend {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 11px;
    color: var(--color-text-secondary);
}
.ap-legend-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 3px;
}
.ap-legend-fte { background: var(--color-primary); }
.ap-legend-ctr { background: var(--color-accent); }

/* Department bar chart */
.ap-bar-chart { display: flex; flex-direction: column; gap: 6px; }
.ap-bar-row {
    display: flex;
    align-items: center;
    gap: 8px;
}
.ap-bar-label {
    width: 90px;
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex-shrink: 0;
    text-align: right;
}
.ap-bar-track {
    flex: 1;
    height: 14px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 3px;
    overflow: hidden;
}
.ap-bar-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 2px;
    transition: width 0.4s ease;
}
.ap-bar-count {
    width: 28px;
    font-size: 11px;
    font-weight: 600;
    text-align: right;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .toolbar { padding: 8px 12px; gap: 8px; }
    .search-container { flex: 1 1 100%; order: -1; }
    .breadcrumb { display: none; }
    .analytics-panel { width: 100%; }
}