@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --color-bg: #f7f8fa; --color-surface: #ffffff; --color-text: #1a1a2e;
    --color-text-secondary: #64648c; --color-text-muted: #9ca3af;
    --color-border: #e8e8f0; --color-border-light: #f0f0f5;
    --q1-color: #2d6a4f; --q1-bg: #d8f3dc;
    --q2-color: #40916c; --q2-bg: #b7e4c7;
    --q3-color: #e76f51; --q3-bg: #fce4dc;
    --q4-color: #264653; --q4-bg: #d4e4ea;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.06);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.10);
    --radius: 12px; --radius-sm: 8px; --radius-xs: 4px;
    --label-col: 120px;
    --accent: #6c5ce7; --accent-bg: #f0eeff;
    --danger: #e74c3c; --danger-bg: #fdecea;
    --success: #27ae60; --success-bg: #eafaf1;
}
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--color-bg); color: var(--color-text);
    line-height: 1.3; -webkit-font-smoothing: antialiased;
}

/* ── Header ── */
.header {
    background: linear-gradient(135deg, #1a1a2e 0%, #2d3a5c 100%);
    color: white; padding: 8px 0 6px;
}
.header-inner {
    max-width: 1800px; margin: 0 auto; padding: 0 20px;
    display: flex; justify-content: space-between; align-items: center;
}
.header-left {}
.header-label {
    font-size: 8px; font-weight: 600; text-transform: uppercase;
    letter-spacing: 1.5px; color: rgba(255,255,255,0.5); margin-bottom: 0;
}
.header h1 { font-size: 15px; font-weight: 800; line-height: 1.2; margin-bottom: 0; }
.header p { font-size: 10px; color: rgba(255,255,255,0.6); margin: 0; }
.header-actions { display: flex; align-items: center; gap: 6px; }
.back-link {
    padding: 4px 8px; border-radius: 5px; border: 1px solid rgba(255,255,255,0.15);
    background: transparent; color: rgba(255,255,255,0.7); font-size: 10px;
    font-weight: 500; cursor: pointer; font-family: inherit; transition: all 0.2s;
    text-decoration: none; display: flex; align-items: center; gap: 3px;
}
.back-link:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.3); color: white; }
.manage-toggle {
    padding: 4px 10px; border-radius: 5px; border: 1px solid rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.08); color: white; font-size: 10px;
    font-weight: 600; cursor: pointer; font-family: inherit; transition: all 0.2s;
    display: flex; align-items: center; gap: 4px;
}
.manage-toggle:hover { background: rgba(255,255,255,0.15); border-color: rgba(255,255,255,0.35); }
.manage-toggle.active { background: var(--accent); border-color: var(--accent); }

/* ── Phases Bar ── */
.phases-bar {
    max-width: 1800px; margin: 0 auto; padding: 0 20px;
    display: none; gap: 4px; position: relative; z-index: 2;
}
.phase-card {
    flex: 1; padding: 4px 6px; border-radius: var(--radius-xs);
    text-align: center; box-shadow: var(--shadow-sm);
}
.phase-quarter { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; }
.phase-label { font-size: 8px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-top: 0; opacity: 0.7; }
.phase-months { font-size: 8px; margin-top: 0; opacity: 0.6; }
.phase-q1 { background: var(--q1-bg); color: var(--q1-color); }
.phase-q2 { background: var(--q2-bg); color: var(--q2-color); }
.phase-q3 { background: var(--q3-bg); color: var(--q3-color); }
.phase-q4 { background: var(--q4-bg); color: var(--q4-color); }

/* ── Stats ── */
.stats {
    max-width: 1800px; margin: 0 auto; padding: 0 20px;
    display: none; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 6px;
}
.stat-card {
    background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: var(--radius-xs); padding: 6px 10px; box-shadow: var(--shadow-sm);
}
.stat-value { font-size: 16px; font-weight: 800; }
.stat-label { font-size: 9px; color: var(--color-text-secondary); font-weight: 500; }

/* ── Filters + Actions Bar ── */
.controls {
    max-width: 100%; margin: 2px auto 0; padding: 0 16px;
    display: flex; align-items: center; gap: 3px; flex-wrap: wrap;
}
.controls-label {
    font-size: 9px; font-weight: 600; color: var(--color-text-secondary);
    text-transform: uppercase; letter-spacing: 1px; margin-right: 2px;
}
.filter-btn {
    padding: 2px 8px; border-radius: 12px; border: 1px solid var(--color-border);
    background: var(--color-surface); color: var(--color-text-secondary);
    font-size: 9px; font-weight: 500; cursor: pointer; transition: all 0.15s; font-family: inherit;
}
.filter-btn:hover { border-color: var(--color-text-secondary); }
.filter-btn.active { background: var(--color-text); color: white; border-color: var(--color-text); }
.controls-spacer { flex: 1; }
.add-theme-btn {
    padding: 2px 10px; border-radius: 12px; border: 1px solid var(--accent);
    background: var(--accent-bg); color: var(--accent); font-size: 9px; font-weight: 600;
    cursor: pointer; font-family: inherit; transition: all 0.15s; display: none;
}
.add-theme-btn:hover { background: var(--accent); color: white; }
body.manage-mode .add-theme-btn { display: inline-flex; }

/* ── Content ── */
.content { max-width: 100%; margin: 4px auto 16px; padding: 0 16px; }

/* ── Timeline ── */
.timeline-container {
    background: var(--color-surface); border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md); border: 1px solid var(--color-border);
    overflow-x: auto;
}
.timeline-inner { min-width: 900px; position: relative; }

/* Quarter row - sticky */
.quarter-row {
    display: grid; grid-template-columns: var(--label-col) repeat(4, 3fr);
    border-bottom: 1px solid var(--color-border);
    position: sticky; top: 0; z-index: 12;
}
.quarter-row-label { padding: 0; font-size: 7px; background: #e9ecef; }
.quarter-row-cell {
    padding: 2px 2px; font-size: 7px; font-weight: 700; text-align: center;
    text-transform: uppercase; letter-spacing: 0.5px; border-left: 1px solid var(--color-border-light);
}
.quarter-row-cell { position: relative; }
.quarter-edit-btn {
    display: none; background: rgba(255,255,255,0.25); border: none; color: #fff;
    font-size: 8px; cursor: pointer; padding: 0 3px; border-radius: 3px;
    margin-left: 4px; vertical-align: middle; line-height: 1;
}
.quarter-edit-btn:hover { background: rgba(255,255,255,0.45); }
body.manage-mode .quarter-edit-btn { display: inline; }
.quarter-row-cell:nth-child(2) { color: #fff; background: var(--q1-color); }
.quarter-row-cell:nth-child(3) { color: #fff; background: var(--q2-color); }
.quarter-row-cell:nth-child(4) { color: #fff; background: var(--q3-color); }
.quarter-row-cell:nth-child(5) { color: #fff; background: var(--q4-color); }

/* Month header - sticky below quarter row */
.month-header {
    display: grid; grid-template-columns: var(--label-col) repeat(12, 1fr);
    border-bottom: 1px solid var(--color-border); background: #f8f9fa;
    position: sticky; top: 18px; z-index: 11;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.month-header-label {
    padding: 2px 6px; font-size: 7px; font-weight: 600; color: var(--color-text-secondary);
    text-transform: uppercase; letter-spacing: 0.5px; border-right: 1px solid var(--color-border-light);
}
.month-header-cell {
    padding: 2px 1px; font-size: 8px; font-weight: 600; color: var(--color-text-secondary);
    text-align: center; border-right: 1px solid var(--color-border-light); position: relative;
}
.month-header-cell:last-child { border-right: none; }
.month-header-cell.current-month { background: rgba(108,92,231,0.1); color: #6c5ce7; font-weight: 700; }
.month-header-cell.current-month::after {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 2px; background: #6c5ce7;
}

/* Theme Group */
.theme-group { border-bottom: 1px solid var(--color-border); }
.theme-group:last-child { border-bottom: none; }
.theme-group.hidden { display: none; }

.theme-header {
    display: flex; align-items: center; transition: background 0.15s;
    background: color-mix(in srgb, var(--tc, #2d6a4f) 12%, white);
    border-bottom: 1.5px solid var(--tc, #2d6a4f);
}
.theme-header:hover { filter: brightness(0.97); }
.theme-header-left {
    width: var(--label-col); padding: 3px 6px; display: flex; align-items: center; gap: 4px;
    font-size: 11px; font-weight: 700; cursor: pointer; flex-shrink: 0;
}
.theme-header-left .chevron { font-size: 7px; transition: transform 0.2s; opacity: 0.5; }
.theme-group.collapsed .chevron { transform: rotate(-90deg); }
.theme-header-tags {
    padding: 3px 4px; display: flex; align-items: center; gap: 3px; flex: 1; cursor: pointer;
}
.tag {
    display: inline-block; padding: 1px 5px; border-radius: 10px;
    font-size: 7px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.3px;
}
.theme-actions {
    display: none; padding: 2px 6px; gap: 3px; flex-shrink: 0;
}
body.manage-mode .theme-actions { display: flex; }

/* Action buttons */
.btn-icon {
    width: 20px; height: 20px; border-radius: 4px; border: 1px solid var(--color-border);
    background: var(--color-surface); cursor: pointer; display: flex; align-items: center;
    justify-content: center; font-size: 10px; transition: all 0.15s; color: var(--color-text-secondary);
}
.btn-icon:hover { background: var(--color-bg); border-color: var(--color-text-muted); }
.btn-icon.danger:hover { background: var(--danger-bg); border-color: var(--danger); color: var(--danger); }
.btn-icon.accent:hover { background: var(--accent-bg); border-color: var(--accent); color: var(--accent); }

.btn-sm {
    padding: 1px 8px; border-radius: 4px; border: 1px solid var(--color-border);
    background: var(--color-surface); font-size: 9px; font-weight: 500;
    cursor: pointer; font-family: inherit; color: var(--color-text-secondary); transition: all 0.15s;
}
.btn-sm:hover { background: var(--color-bg); }
.btn-sm.accent { border-color: var(--accent); color: var(--accent); background: var(--accent-bg); }
.btn-sm.accent:hover { background: var(--accent); color: white; }

/* Theme body */
.theme-body { overflow: hidden; transition: max-height 0.3s ease;
    background: color-mix(in srgb, var(--tc, #2d6a4f) 3%, white);
}
.theme-group.collapsed .theme-body { max-height: 0 !important; }

/* Row */
.row {
    display: grid; grid-template-columns: var(--label-col) repeat(12, 1fr);
    border-top: 1px solid color-mix(in srgb, var(--tc, #ccc) 15%, var(--color-border-light));
    min-height: 22px;
}
.row-label {
    padding: 1px 5px; font-size: 8px; font-weight: 500; color: var(--color-text-secondary);
    display: flex; align-items: flex-start; padding-top: 3px; gap: 3px;
    border-right: 1px solid var(--color-border-light);
    background: color-mix(in srgb, var(--tc, #ccc) 6%, white);
}
.row-label-text { flex: 1; line-height: 1.15; }
.row-actions { display: none; gap: 2px; flex-shrink: 0; }
body.manage-mode .row-actions { display: flex; }

.row-cell {
    position: relative; border-right: 1px solid var(--color-border-light);
    padding: 1px 1px; display: flex; flex-direction: column; align-items: center;
    justify-content: flex-start; gap: 0;
}
.row-cell:last-child { border-right: none; }
.row-cell.current-month-col { background: rgba(108,92,231,0.04); }

/* Clickable cell in manage mode */
body.manage-mode .row-cell { cursor: pointer; }
body.manage-mode .row-cell:hover { background: rgba(108,92,231,0.06); }

/* Milestone */
.milestone {
    display: flex; flex-direction: column; align-items: center; gap: 0; width: 100%;
    position: relative;
}
.milestone-dot {
    width: 7px; height: 7px; border-radius: 50%; border: 1.5px solid;
    background: white; flex-shrink: 0;
}
.milestone.completed .milestone-dot { background: currentColor; }
.milestone.key .milestone-dot {
    width: 16px; height: 16px; background: currentColor; border: 2px solid currentColor;
    box-shadow: 0 0 0 2px rgba(64,145,108,0.25);
    transform: rotate(45deg); border-radius: 2px;
}
.milestone-text {
    font-size: 7px; font-weight: 500; line-height: 1.15; text-align: center;
    color: var(--color-text); word-break: break-word; max-width: 100%; hyphens: auto;
}
.milestone.key .milestone-text { font-weight: 700; font-size: 8px; }
.ms-actions {
    display: none; position: absolute; top: -2px; right: -2px;
    gap: 1px; z-index: 5;
}
body.manage-mode .milestone:hover .ms-actions { display: flex; }
.ms-btn {
    width: 14px; height: 14px; border-radius: 3px; border: 1px solid var(--color-border);
    background: white; cursor: pointer; display: flex; align-items: center;
    justify-content: center; font-size: 7px; color: var(--color-text-secondary);
}
.ms-btn:hover { background: var(--color-bg); }
.ms-btn.danger:hover { background: var(--danger-bg); color: var(--danger); border-color: var(--danger); }

/* Range row */
.range-row {
    display: grid; grid-template-columns: var(--label-col) repeat(12, 1fr);
    border-top: 1px solid color-mix(in srgb, var(--tc, #ccc) 15%, var(--color-border-light));
    min-height: 18px; position: relative;
}
.range-row-label {
    padding: 1px 6px; font-size: 8px; font-weight: 500; color: var(--color-text-secondary);
    display: flex; align-items: center; gap: 3px; border-right: 1px solid var(--color-border-light);
    background: color-mix(in srgb, var(--tc, #ccc) 6%, white); font-style: italic;
}
.range-cell {
    position: relative; border-right: 1px solid var(--color-border-light);
    display: flex; align-items: center; justify-content: center;
}
.range-cell:last-child { border-right: none; }
.range-cell.current-month-col { background: rgba(108,92,231,0.04); }
.range-bar {
    position: absolute; height: 6px; border-radius: 3px; opacity: 0.35; z-index: 1;
    top: 50%; transform: translateY(-50%);
}
.range-bar-text {
    position: absolute; z-index: 2; font-size: 7px; font-weight: 600;
    white-space: nowrap; top: 50%; transform: translateY(-50%); letter-spacing: 0.2px;
}
.range-actions { display: none; }
body.manage-mode .range-row:hover .range-actions { display: flex; }

/* Add-row button in manage mode */
.add-row-bar {
    display: none; padding: 2px 8px; border-top: 1px dashed var(--color-border);
}
body.manage-mode .add-row-bar { display: block; }

/* ── Modal ── */
.modal-overlay {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.4);
    z-index: 1000; align-items: center; justify-content: center;
    backdrop-filter: blur(2px);
}
.modal-overlay.open { display: flex; }
.modal {
    background: var(--color-surface); border-radius: var(--radius);
    box-shadow: var(--shadow-lg); width: 480px; max-width: 95vw;
    max-height: 90vh; overflow-y: auto;
}
.modal-header {
    padding: 20px 24px 0; display: flex; justify-content: space-between; align-items: center;
}
.modal-header h2 { font-size: 18px; font-weight: 700; }
.modal-close {
    width: 32px; height: 32px; border-radius: 8px; border: none;
    background: var(--color-bg); cursor: pointer; font-size: 16px;
    display: flex; align-items: center; justify-content: center;
    color: var(--color-text-secondary); transition: all 0.15s;
}
.modal-close:hover { background: var(--danger-bg); color: var(--danger); }
.modal-body { padding: 16px 24px 24px; }
.field { margin-bottom: 14px; }
.field label {
    display: block; font-size: 11px; font-weight: 600; color: var(--color-text-secondary);
    text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px;
}
.field input, .field select, .field textarea {
    width: 100%; padding: 8px 12px; border: 1.5px solid var(--color-border);
    border-radius: var(--radius-xs); font-size: 13px; font-family: inherit;
    background: var(--color-bg); transition: border-color 0.15s;
}
.field input:focus, .field select:focus, .field textarea:focus {
    outline: none; border-color: var(--accent);
}
.field-row { display: flex; gap: 10px; }
.field-row .field { flex: 1; }
.field-check {
    display: flex; align-items: center; gap: 8px; margin-bottom: 14px;
}
.field-check input { width: auto; }
.field-check label { margin: 0; text-transform: none; font-size: 13px; color: var(--color-text); }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; padding-top: 8px; }
.btn {
    padding: 8px 20px; border-radius: var(--radius-xs); font-size: 13px; font-weight: 600;
    cursor: pointer; font-family: inherit; border: 1.5px solid transparent; transition: all 0.15s;
}
.btn-primary { background: var(--accent); color: white; border-color: var(--accent); }
.btn-primary:hover { filter: brightness(0.9); }
.btn-secondary { background: var(--color-bg); color: var(--color-text-secondary); border-color: var(--color-border); }
.btn-secondary:hover { background: var(--color-surface); }
.btn-danger { background: var(--danger); color: white; border-color: var(--danger); }
.btn-danger:hover { filter: brightness(0.9); }

/* ── Legend ── */
.legend {
    margin-top: 6px; display: flex; align-items: center; gap: 12px; padding: 0 4px;
}
.legend-item { display: flex; align-items: center; gap: 3px; font-size: 8px; color: var(--color-text-secondary); }
.legend-dot { width: 6px; height: 6px; border-radius: 50%; border: 1.5px solid #888; }
.legend-dot.filled { background: #888; }
.legend-dot.key-dot {
    background: #40916c; border-color: #40916c; width: 12px; height: 12px;
    box-shadow: 0 0 0 2px rgba(64,145,108,0.25);
    transform: rotate(45deg); border-radius: 2px;
}
.legend-bar { width: 18px; height: 4px; border-radius: 2px; background: #888; opacity: 0.3; }
.legend-line { width: 14px; height: 1.5px; background: #6c5ce7; }

/* ── Confirm dialog ── */
.confirm-text { font-size: 14px; line-height: 1.5; margin-bottom: 16px; }

/* ── Toast ── */
.toast {
    position: fixed; bottom: 24px; right: 24px; padding: 12px 20px;
    border-radius: var(--radius-sm); background: var(--color-text); color: white;
    font-size: 13px; font-weight: 500; z-index: 2000; opacity: 0;
    transform: translateY(12px); transition: all 0.3s; pointer-events: none;
}
.toast.show { opacity: 1; transform: translateY(0); }

/* ── Dashboard ── */
.dashboard-content {
    max-width: 1200px; margin: 32px auto; padding: 0 32px;
}
.dashboard-toolbar {
    display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px;
}
.dashboard-toolbar h2 {
    font-size: 16px; font-weight: 600; color: var(--color-text-secondary);
}
.btn-new-roadmap {
    padding: 10px 22px; border-radius: 8px; border: 1.5px solid var(--accent);
    background: var(--accent); color: white; font-size: 13px; font-weight: 600;
    cursor: pointer; font-family: inherit; transition: all 0.2s;
    display: flex; align-items: center; gap: 8px;
}
.btn-new-roadmap:hover { filter: brightness(0.9); }
.roadmap-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px;
}
.roadmap-card {
    background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow-sm);
    cursor: pointer; transition: all 0.2s; position: relative;
}
.roadmap-card:hover {
    box-shadow: var(--shadow-md); border-color: var(--accent); transform: translateY(-2px);
}
.roadmap-card-title {
    font-size: 18px; font-weight: 700; margin-bottom: 4px; color: var(--color-text);
}
.roadmap-card-subtitle {
    font-size: 13px; color: var(--color-text-secondary); margin-bottom: 16px;
}
.roadmap-card-meta {
    display: flex; gap: 16px; font-size: 11px; color: var(--color-text-muted); font-weight: 500;
}
.roadmap-card-meta span { display: flex; align-items: center; gap: 4px; }
.roadmap-card-year {
    position: absolute; top: 16px; right: 16px;
    background: var(--accent-bg); color: var(--accent); font-size: 12px; font-weight: 700;
    padding: 3px 10px; border-radius: 20px;
}
.roadmap-card-actions {
    position: absolute; top: 16px; right: 80px; display: none; gap: 4px;
}
.roadmap-card:hover .roadmap-card-actions { display: flex; }

.empty-state {
    text-align: center; padding: 80px 32px; color: var(--color-text-muted);
}
.empty-state-icon { font-size: 48px; margin-bottom: 16px; opacity: 0.3; }
.empty-state h3 { font-size: 18px; font-weight: 600; color: var(--color-text-secondary); margin-bottom: 8px; }
.empty-state p { font-size: 13px; margin-bottom: 24px; }

/* ── Drag-and-drop ── */
.drag-handle {
    display: none; cursor: grab; color: var(--color-text-muted); font-size: 12px;
    padding: 2px 4px; opacity: 0.4; transition: opacity 0.15s; user-select: none;
    flex-shrink: 0;
}
.drag-handle:hover { opacity: 0.9; }
body.manage-mode .drag-handle { display: flex; align-items: center; }
.theme-drag-handle { padding: 4px 4px 4px 0; margin-right: 2px; }
.theme-header-click { cursor: pointer; display: flex; align-items: center; gap: 4px; }
.row-drag-handle { padding: 2px 2px; font-size: 10px; margin-right: 2px; }

.drag-ghost {
    opacity: 0.85; transform: scale(1.05); pointer-events: none;
    box-shadow: 0 8px 24px rgba(0,0,0,0.18); border-radius: 6px;
    background: var(--color-surface); padding: 4px;
}
.drop-target { background: rgba(108,92,231,0.12) !important; }
.drop-placeholder {
    background: rgba(108,92,231,0.08); border: 2px dashed var(--accent);
    border-radius: 4px; min-height: 8px; transition: height 0.15s;
}
.dragging { opacity: 0.4; }
.dragging-theme { opacity: 0.6; box-shadow: 0 8px 24px rgba(0,0,0,0.15); z-index: 100; }
.dragging-row { opacity: 0.5; background: var(--accent-bg); }

body.manage-mode .range-bar { cursor: grab; }
body.manage-mode .range-bar::before,
body.manage-mode .range-bar::after {
    content: ''; position: absolute; top: -3px; bottom: -3px; width: 8px;
    cursor: col-resize; z-index: 3; border-radius: 2px;
}
body.manage-mode .range-bar::before { left: -2px; }
body.manage-mode .range-bar::after { right: -2px; }
body.manage-mode .range-bar:hover::before,
body.manage-mode .range-bar:hover::after {
    background: rgba(108,92,231,0.25);
}
body.manage-mode .milestone[data-milestone-id] { cursor: grab; }

/* ── Export buttons ── */
.export-btn {
    padding: 4px 8px; border-radius: 5px; border: 1px solid rgba(255,255,255,0.15);
    background: transparent; color: rgba(255,255,255,0.6); font-size: 10px;
    font-weight: 500; cursor: pointer; font-family: inherit; transition: all 0.2s;
    display: flex; align-items: center; gap: 3px;
}
.export-btn:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.3); color: white; }

/* ── Dependencies ── */
.dependency-svg {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    pointer-events: none; z-index: 8; overflow: visible;
}
.dep-arrow { fill: none; stroke: #e74c3c; stroke-width: 2; opacity: 0.7; }
.dep-arrowhead { fill: #e74c3c; }
body.link-mode .milestone[data-milestone-id] {
    cursor: crosshair;
}
body.link-mode .milestone[data-milestone-id]:hover .milestone-dot {
    box-shadow: 0 0 0 4px rgba(231,76,60,0.3);
}
.link-mode-btn {
    padding: 4px 8px; border-radius: 5px; border: 1px solid rgba(255,255,255,0.15);
    background: transparent; color: rgba(255,255,255,0.6); font-size: 10px;
    font-weight: 500; cursor: pointer; font-family: inherit; transition: all 0.2s;
    display: none; align-items: center; gap: 3px;
}
body.manage-mode .link-mode-btn { display: flex; }
.link-mode-btn:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.3); color: white; }
.link-mode-btn.active { background: #e74c3c; border-color: #e74c3c; color: white; }
.dep-delete-btn {
    pointer-events: all; cursor: pointer; opacity: 0;
    transition: opacity 0.15s;
}
.dep-delete-btn:hover { opacity: 1 !important; }
.dependency-svg:hover .dep-delete-btn { opacity: 0.6; }

/* Exporting state – hide controls for clean capture */
body.exporting .theme-actions,
body.exporting .row-actions,
body.exporting .ms-actions,
body.exporting .range-actions,
body.exporting .add-row-bar,
body.exporting .drag-handle,
body.exporting .dep-delete-btn { display: none !important; }

@media print {
    .controls, .header, .manage-toggle, .theme-actions, .row-actions, .ms-actions,
    .add-row-bar, .add-theme-btn, .export-btn, .link-mode-btn, .drag-handle,
    .dependency-svg { display: none !important; }
    .timeline-container { max-height: unset !important; overflow: visible !important; }
    .timeline-inner { min-width: unset; }
}