/* ── Theme Variables ───────────────────────────────────────────── */
:root {
    /* Light theme (default) */
    --bg-body: #f8fafc;
    --bg-card: #ffffff;
    --bg-input: #f1f5f9;
    --bg-hover: #f1f5f9;
    --border-card: #e2e8f0;
    --border-input: #cbd5e1;
    --border-focus: #6366f1;
    --text-heading: #0f172a;
    --text-body: #334155;
    --text-muted: #64748b;
    --text-faint: #94a3b8;
    --text-input: #1e293b;
    --text-placeholder: #94a3b8;
    --chip-bg: #f1f5f9;
    --chip-text: #94a3b8;
    --icon-color: #94a3b8;
    --icon-hover-bg: #e2e8f0;
    --icon-hover-color: #6366f1;
    --delete-hover-bg: #fee2e2;
    --delete-hover-color: #dc2626;
    --grid-stroke: #e2e8f0;
    --axis-text: #94a3b8;
    --axis-stroke: #cbd5e1;
    --yaxis-text: #475569;
    --task-label-fill: white;
    --dialog-overlay: rgba(0, 0, 0, 0.25);
    --toast-success-bg: #dcfce7;
    --toast-success-text: #166534;
    --toast-success-border: #86efac;
    --toast-error-bg: #fee2e2;
    --toast-error-text: #991b1b;
    --toast-error-border: #fca5a5;
    --priority-high-text: #dc2626;
    --priority-high-bg: #fee2e2;
    --priority-high-border: #dc2626;
    --priority-med-text: #d97706;
    --priority-med-bg: #fef3c7;
    --priority-med-border: #d97706;
    --priority-low-text: #16a34a;
    --priority-low-bg: #dcfce7;
    --priority-low-border: #16a34a;
    --dialog-delete-border: #e2e8f0;
    --dialog-delete-hover-bg: #fee2e2;
    --dialog-delete-hover-text: #dc2626;
    --dialog-delete-hover-border: #dc2626;
    --note-dot: #d97706;
    --note-indicator: #d97706;
    --toggle-bg: #e2e8f0;
    --toggle-icon: #64748b;
    --title-accent: #6366f1;
    --glow-color: rgba(99, 102, 241, 0.6);
}

[data-theme="dark"] {
    --bg-body: #020617;
    --bg-card: #0f172a;
    --bg-input: #1e293b;
    --bg-hover: #1e293b;
    --border-card: #1e293b;
    --border-input: #334155;
    --border-focus: #6366f1;
    --text-heading: #ffffff;
    --text-body: #cbd5e1;
    --text-muted: #64748b;
    --text-faint: #475569;
    --text-input: #e2e8f0;
    --text-placeholder: #475569;
    --chip-bg: #1e293b;
    --chip-text: #64748b;
    --icon-color: #64748b;
    --icon-hover-bg: #334155;
    --icon-hover-color: #a5b4fc;
    --delete-hover-bg: #450a0a;
    --delete-hover-color: #fca5a5;
    --grid-stroke: #1e293b;
    --axis-text: #64748b;
    --axis-stroke: #334155;
    --yaxis-text: #94a3b8;
    --task-label-fill: white;
    --dialog-overlay: rgba(0, 0, 0, 0.6);
    --toast-success-bg: #052e16;
    --toast-success-text: #86efac;
    --toast-success-border: #16a34a;
    --toast-error-bg: #450a0a;
    --toast-error-text: #fca5a5;
    --toast-error-border: #dc2626;
    --priority-high-text: #fca5a5;
    --priority-high-bg: #450a0a;
    --priority-high-border: #dc2626;
    --priority-med-text: #fde68a;
    --priority-med-bg: #422006;
    --priority-med-border: #d97706;
    --priority-low-text: #86efac;
    --priority-low-bg: #052e16;
    --priority-low-border: #16a34a;
    --dialog-delete-border: #334155;
    --dialog-delete-hover-bg: #450a0a;
    --dialog-delete-hover-text: #fca5a5;
    --dialog-delete-hover-border: #dc2626;
    --note-dot: #fde68a;
    --note-indicator: #fde68a;
    --toggle-bg: #1e293b;
    --toggle-icon: #94a3b8;
    --title-accent: #818cf8;
    --glow-color: rgba(129, 140, 248, 0.7);
}

/* ── Layout ────────────────────────────────────────────────────── */
body {
    background-color: var(--bg-body);
    color: var(--text-body);
    transition: background-color 0.2s, color 0.2s;
}

.app-layout {
    display: flex;
    flex-direction: column;
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
}

.top-panel {
    display: flex;
    flex-shrink: 0;
    padding: 0 1.5rem;
}

.top-panel-left {
    flex: 1;
    min-width: 0;
}

.top-panel-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
    flex-shrink: 0;
    padding: 0.75rem 0.5rem 0 0;
}

.app-header {
    display: flex;
    align-items: center;
    padding: clamp(0.5rem, 1vw, 0.75rem) 0;
}

.app-title {
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-heading);
    background: linear-gradient(135deg, var(--text-heading) 0%, var(--title-accent) 50%, var(--text-heading) 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: text-shadow 0.3s ease, filter 0.3s ease;
    text-shadow: 0 0 0px transparent;
    position: relative;
}

.app-title.glow {
    -webkit-text-fill-color: var(--text-heading);
    filter: drop-shadow(0 0 var(--glow-radius) var(--glow-color));
}

.controls-panel {
    display: flex;
    flex-direction: column;
    gap: 0;
    flex-shrink: 0;
}

.drag-grip:hover {
    fill: var(--text-body) !important;
}

.flat-section {
    padding: clamp(0.65rem, 1.5vw, 1rem) 0;
    border-bottom: 1px solid var(--border-card);
}

.chart-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    background: var(--bg-card);
    border-top: none;
    padding: clamp(0.5rem, 1vw, 0.75rem) 0 0;
    transition: background 0.2s, border-color 0.2s;
}

.chart-section .gantt-chart-container {
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

/* ── Cards ─────────────────────────────────────────────────────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 0.75rem;
    padding: clamp(0.65rem, 1.5vw, 1rem) clamp(0.75rem, 2vw, 1.25rem);
    transition: background 0.2s, border-color 0.2s;
}

/* ── Inputs ────────────────────────────────────────────────────── */
.label {
    display: block;
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.input {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    border-radius: 0.5rem;
    padding: 0.45rem 0.65rem;
    font-size: 0.85rem;
    color: var(--text-input);
    outline: none;
    transition: border-color 0.15s, background 0.2s, color 0.2s;
}

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

.input::placeholder {
    color: var(--text-placeholder);
}

/* Date trigger input */
.date-trigger {
    cursor: pointer;
}

/* ── Custom Date Picker ────────────────────────────────────────── */
.date-picker {
    position: fixed;
    z-index: 1500;
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 1rem;
    padding: 0.75rem;
    width: 260px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
    animation: dialogIn 0.12s ease-out;
    user-select: none;
}

.date-picker.hidden { display: none; }

.dp-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.6rem;
}

.dp-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-heading);
    cursor: pointer;
    padding: 0.2rem 0.5rem;
    border-radius: 0.375rem;
    transition: background 0.1s;
}

.dp-title:hover {
    background: var(--bg-input);
}

.dp-nav {
    width: 1.75rem;
    height: 1.75rem;
    border-radius: 50%;
    border: none;
    background: var(--bg-input);
    color: var(--text-body);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.1s;
    line-height: 1;
}

.dp-nav:hover {
    background: var(--border-focus);
    color: white;
}

.dp-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0;
    margin-bottom: 0.25rem;
}

.dp-weekdays span {
    text-align: center;
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-faint);
    padding: 0.25rem 0;
}

.dp-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
}

.dp-day {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--text-body);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.1s;
}

.dp-day:hover {
    background: var(--bg-hover);
    color: var(--text-heading);
}

.dp-day.today {
    border: 1.5px solid var(--border-focus);
    font-weight: 700;
}

.dp-day.selected {
    background: var(--border-focus);
    color: white;
    font-weight: 700;
}

.dp-day.other-month {
    color: var(--text-faint);
    opacity: 0.4;
}

.dp-day.other-month:hover {
    opacity: 0.7;
}

/* Month / Year cells */
.dp-cell {
    padding: 0.5rem 0.25rem;
    border-radius: 9999px;
    border: none;
    background: transparent;
    color: var(--text-body);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.1s;
    text-align: center;
}

.dp-cell:hover {
    background: var(--bg-hover);
    color: var(--text-heading);
}

.dp-cell.today {
    border: 1.5px solid var(--border-focus);
    font-weight: 700;
}

.dp-cell.selected {
    background: var(--border-focus);
    color: white;
    font-weight: 700;
}

.dp-cell.other-month {
    color: var(--text-faint);
    opacity: 0.4;
}

.dp-cell.other-month:hover {
    opacity: 0.7;
}

.dp-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-card);
}

.dp-today, .dp-clear {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    padding: 0.3rem 0.6rem;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    transition: all 0.1s;
}

.dp-today {
    background: var(--border-focus);
    color: white;
}

.dp-today:hover {
    opacity: 0.85;
}

.dp-clear {
    background: var(--bg-input);
    color: var(--text-muted);
}

.dp-clear:hover {
    color: var(--text-heading);
}

/* Color swatch trigger (replaces native color input) */
.color-swatch {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.5rem;
    border: 2px solid var(--border-card);
    cursor: pointer;
    transition: border-color 0.1s, transform 0.1s;
}

.color-swatch:hover {
    border-color: var(--border-focus);
    transform: scale(1.06);
}

/* ── Custom Color Picker ───────────────────────────────────────── */
.color-picker-popup {
    position: fixed;
    z-index: 1500;
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 1rem;
    padding: 0.75rem;
    width: 228px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
    animation: dialogIn 0.12s ease-out;
}

.color-picker-popup.hidden { display: none; }

/* Saturation/Lightness canvas */
.cp-map-area {
    position: relative;
    width: 100%;
    height: 140px;
    border-radius: 0.5rem;
    overflow: hidden;
    margin-bottom: 0.5rem;
    cursor: crosshair;
}

.cp-canvas {
    width: 100%;
    height: 100%;
    display: block;
    border-radius: 0.5rem;
}

.cp-cursor {
    position: absolute;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 0 0 1px rgba(0,0,0,0.3), 0 2px 4px rgba(0,0,0,0.3);
    pointer-events: none;
    transform: translate(-50%, -50%);
    top: 0;
    left: 0;
}

/* Hue slider */
.cp-hue-row {
    margin-bottom: 0.5rem;
}

.cp-hue-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 12px;
    border-radius: 9999px;
    outline: none;
    cursor: pointer;
    background: linear-gradient(to right,
        hsl(0,100%,50%), hsl(30,100%,50%), hsl(60,100%,50%), hsl(90,100%,50%),
        hsl(120,100%,50%), hsl(150,100%,50%), hsl(180,100%,50%), hsl(210,100%,50%),
        hsl(240,100%,50%), hsl(270,100%,50%), hsl(300,100%,50%), hsl(330,100%,50%), hsl(360,100%,50%)
    );
}

.cp-hue-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: white;
    border: 2px solid rgba(0,0,0,0.2);
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
    cursor: pointer;
}

.cp-hue-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: white;
    border: 2px solid rgba(0,0,0,0.2);
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
    cursor: pointer;
}

/* Presets label */
.cp-presets-label {
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-faint);
    margin-bottom: 0.3rem;
}

.cp-swatches {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 4px;
}

.cp-swatch {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 0.375rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform 0.1s, border-color 0.1s;
}

.cp-swatch:hover {
    transform: scale(1.15);
    border-color: var(--text-heading);
}

.cp-swatch.selected {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 2px var(--border-focus);
}

.cp-hex-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.cp-preview {
    width: 2rem;
    height: 2rem;
    border-radius: 0.5rem;
    border: 2px solid var(--border-card);
    flex-shrink: 0;
}

.cp-hex-input {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    border-radius: 9999px;
    padding: 0.35rem 0.6rem;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: monospace;
    color: var(--text-input);
    outline: none;
    text-transform: uppercase;
    text-align: center;
}

.cp-hex-input:focus {
    border-color: var(--border-focus);
}

/* ── Priority chips ────────────────────────────────────────────── */
.priority-chip {
    cursor: pointer;
}

.priority-chip span {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.4rem 0.75rem;
    min-width: 2.25rem;
    height: 2.25rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid transparent;
    transition: all 0.15s;
}

.priority-high span {
    color: var(--chip-text);
    background: var(--chip-bg);
}
.priority-high:has(:checked) span {
    color: var(--priority-high-text);
    background: var(--priority-high-bg);
    border-color: var(--priority-high-border);
}

.priority-med span {
    color: var(--chip-text);
    background: var(--chip-bg);
}
.priority-med:has(:checked) span {
    color: var(--priority-med-text);
    background: var(--priority-med-bg);
    border-color: var(--priority-med-border);
}

.priority-low span {
    color: var(--chip-text);
    background: var(--chip-bg);
}
.priority-low:has(:checked) span {
    color: var(--priority-low-text);
    background: var(--priority-low-bg);
    border-color: var(--priority-low-border);
}

.custom-priority-field {
    height: 2.25rem;
    width: 6rem;
    padding: 0.3rem 0.6rem;
    border-radius: 9999px;
    border: 1px solid #d946ef;
    background: var(--bg-input);
    color: var(--text-input);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    outline: none;
    text-align: center;
}

.custom-priority-field::placeholder {
    text-transform: none;
    font-weight: 400;
    color: var(--text-placeholder);
}

.priority-custom-chip span {
    color: var(--chip-text);
    background: var(--chip-bg);
}
.priority-custom-chip:has(:checked) span {
    color: #d946ef;
    background: rgba(217, 70, 239, 0.12);
    border-color: #d946ef;
}
[data-theme="dark"] .priority-custom-chip:has(:checked) span {
    color: #f0abfc;
    background: rgba(217, 70, 239, 0.15);
    border-color: rgba(217, 70, 239, 0.5);
}

/* ── Buttons ───────────────────────────────────────────────────── */
.btn-primary {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: #6366f1;
    color: white;
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: background 0.15s;
}

.btn-primary:hover {
    background: #4f46e5;
}

.btn-export {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: var(--bg-input);
    color: var(--text-body);
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: 0.5rem;
    border: 1px solid var(--border-input);
    cursor: pointer;
    transition: all 0.15s;
}

.btn-export:hover {
    background: var(--bg-hover);
    border-color: var(--border-focus);
    color: var(--text-heading);
}

.btn-accent {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.45rem 0.85rem;
    background: var(--bg-input);
    color: #6366f1;
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: 0.5rem;
    border: 1px solid var(--border-input);
    cursor: pointer;
    transition: all 0.15s;
}

.btn-accent:hover {
    background: var(--bg-hover);
    color: var(--text-heading);
}

/* ── Task Properties row ───────────────────────────────────────── */
.props-row {
    display: flex;
    align-items: flex-start;
    gap: clamp(0.5rem, 1.5vw, 1rem);
    width: 100%;
}

.prop-field {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.prop-field .label {
    text-align: center;
    width: 100%;
}

.prop-field .input,
.prop-field .input-color {
    width: 100%;
}

.prop-name { flex: 0 1 12rem; min-width: 0; }
.prop-date { flex: 0 1 9rem; min-width: 0; }
.prop-color { flex: 0 0 3.5rem; }
.prop-priority { flex: 0 1 auto; min-width: 0; }
.prop-add { flex: 0 0 auto; }

.btn-add-modern {
    display: inline-flex;
    align-items: center;
    align-self: flex-end;
    gap: 0.4rem;
    padding: 0.55rem 1.2rem;
    background: #22c55e;
    color: #052e16;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(34, 197, 94, 0.3);
}

.btn-add-modern:hover {
    background: #16a34a;
    transform: scale(1.04);
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.4);
}

.btn-add-modern:active {
    transform: scale(0.92);
}

.btn-add-modern.pop {
    animation: addConfirm 0.3s ease-out;
}

@keyframes addConfirm {
    0%   { opacity: 1; }
    40%  { opacity: 0.5; box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.25); }
    100% { opacity: 1; box-shadow: 0 2px 8px rgba(34, 197, 94, 0.3); }
}

/* ── Theme toggle ──────────────────────────────────────────────── */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    background: var(--toggle-bg);
    color: var(--toggle-icon);
    font-size: 1.1rem;
    transition: all 0.15s;
}

.theme-toggle:hover {
    color: var(--text-heading);
}

/* ── Task chips (horizontal) ───────────────────────────────────── */
.task-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    overflow-x: auto;
    scrollbar-width: thin;
}

.ob-empty {
    text-align: center;
    color: var(--text-faint);
    font-size: 0.75rem;
    font-weight: 400;
    padding: 1.5rem 0;
}

.task-chip {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
    padding: 0.75rem 1rem;
    border-radius: 0.65rem;
    min-width: 5.5rem;
    max-width: 8rem;
    transition: background 0.1s, box-shadow 0.15s;
}

.task-chip:hover {
    background: var(--bg-hover);
    box-shadow: 0 0 0 1px var(--border-card), 0 2px 8px rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] .task-chip:hover {
    box-shadow: 0 0 0 1px var(--border-card), 0 2px 12px rgba(255, 255, 255, 0.06);
}

/* Delete X on hover */
.task-chip-delete {
    position: absolute;
    top: 0.35rem;
    left: 0.35rem;
    width: 1.15rem;
    height: 1.15rem;
    border-radius: 50%;
    background: var(--delete-hover-bg);
    color: var(--delete-hover-color);
    border: 1px solid var(--delete-hover-color);
    font-size: 0.65rem;
    font-weight: 700;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.1s;
    z-index: 5;
    line-height: 1;
}

.task-chip:hover .task-chip-delete {
    display: flex;
}

.task-chip-delete:hover {
    transform: scale(1.2);
}

.task-avatar {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    border: 2px solid var(--border-card);
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.1s;
    flex-shrink: 0;
}

.task-avatar:hover {
    transform: scale(1.08);
    box-shadow: 0 0 0 2px var(--border-focus);
}

.task-chip-name {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-body);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    cursor: pointer;
    border-bottom: 1px dashed transparent;
    transition: border-color 0.1s;
}

.task-chip-name:hover {
    border-color: var(--text-muted);
}

.task-chip-name-input {
    font-size: 0.7rem;
    font-weight: 500;
    text-align: center;
    width: 100%;
    max-width: 6rem;
    background: var(--bg-input);
    border: 1px solid var(--border-focus);
    border-radius: 0.25rem;
    color: var(--text-input);
    padding: 0.1rem 0.25rem;
    outline: none;
}

.task-chip-priority {
    font-size: 0.55rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.1rem 0.4rem;
    border-radius: 9999px;
    cursor: pointer;
    position: relative;
    transition: opacity 0.1s;
}

.task-chip-priority:hover {
    opacity: 0.8;
}

/* Priority popup menu */
.priority-popup {
    position: fixed;
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 0.75rem;
    padding: 0.35rem;
    display: flex;
    gap: 0.25rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    z-index: 1500;
    animation: popIn 0.12s ease-out;
}

.priority-popup-option {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    padding: 0.3rem 0.6rem;
    border-radius: 9999px;
    cursor: pointer;
    border: 1px solid transparent;
    white-space: nowrap;
    transition: all 0.1s;
}

.priority-popup-option:hover {
    opacity: 0.85;
    transform: scale(1.05);
}

.priority-popup-option.active {
    outline: 2px solid var(--border-focus);
    outline-offset: 1px;
}

.priority-custom-input {
    font-size: 0.6rem;
    font-weight: 600;
    width: 4rem;
    padding: 0.25rem 0.4rem;
    border-radius: 9999px;
    border: 1px solid var(--border-focus);
    background: var(--bg-input);
    color: var(--text-input);
    outline: none;
    text-transform: uppercase;
}

@keyframes popIn {
    from { transform: translateX(-50%) scale(0.9); opacity: 0; }
    to { transform: translateX(-50%) scale(1); opacity: 1; }
}

.task-priority-high { color: var(--priority-high-text); background: var(--priority-high-bg); }
.task-priority-medium { color: var(--priority-med-text); background: var(--priority-med-bg); }
.task-priority-low { color: var(--priority-low-text); background: var(--priority-low-bg); }
.task-priority-custom { color: #d946ef; background: rgba(217, 70, 239, 0.12); border: 1px solid rgba(217, 70, 239, 0.3); }
[data-theme="dark"] .task-priority-custom { color: #f0abfc; background: rgba(217, 70, 239, 0.15); border: 1px solid rgba(217, 70, 239, 0.3); }

/* ── Bulk actions ──────────────────────────────────────────────── */
.bulk-actions {
    display: flex;
    gap: 0.4rem;
    animation: popIn 0.12s ease-out;
}

.bulk-actions.hidden { display: none; }

.bulk-btn {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.3rem 0.7rem;
    border-radius: 0.375rem;
    border: 1px solid var(--border-input);
    cursor: pointer;
    transition: all 0.1s;
    background: var(--bg-input);
    color: var(--text-body);
}

.bulk-btn-delete {
    background: #dc2626;
    color: white;
    border-color: #dc2626;
}

.bulk-btn-delete:hover {
    background: #b91c1c;
    border-color: #b91c1c;
}

.bulk-btn-priority:hover {
    background: var(--bg-hover);
    color: var(--icon-hover-color);
    border-color: var(--border-focus);
}

/* ── Checkbox on chips ─────────────────────────────────────────── */
.task-chip-checkbox {
    position: absolute;
    top: 0.35rem;
    right: 0.35rem;
    width: 1.1rem;
    height: 1.1rem;
    border-radius: 0.25rem;
    border: 1.5px solid var(--border-input);
    background: var(--bg-card);
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    color: transparent;
    transition: all 0.1s;
    z-index: 5;
}

.task-chip:hover .task-chip-checkbox,
.task-chip-checkbox.always-show {
    display: flex;
}

.task-chip-checkbox.checked {
    background: var(--border-focus);
    border-color: var(--border-focus);
    color: white;
}

.task-chip.selected {
    outline: 2px solid var(--border-focus);
    outline-offset: -1px;
}

/* Delete preview list */
.delete-preview-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    max-height: 10rem;
    overflow-y: auto;
    padding: 0.25rem 0;
}

.delete-preview-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
    min-width: 3.5rem;
}

.delete-preview-item .mini-avatar {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
}

.delete-preview-item .mini-name {
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--text-body);
    max-width: 5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.delete-preview-item .mini-prio {
    font-size: 0.5rem;
    font-weight: 600;
    text-transform: uppercase;
    padding: 0.1rem 0.35rem;
    border-radius: 9999px;
}

/* ── Icon buttons (dialog close, etc.) ─────────────────────────── */
.icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 0.375rem;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.1s;
    flex-shrink: 0;
}

.icon-btn-edit {
    background: transparent;
    color: var(--icon-color);
}
.icon-btn-edit:hover {
    background: var(--icon-hover-bg);
    color: var(--icon-hover-color);
}

.icon-btn-delete {
    background: transparent;
    color: var(--icon-color);
}
.icon-btn-delete:hover {
    background: var(--delete-hover-bg);
    color: var(--delete-hover-color);
}

/* ── Edit input (inline) ───────────────────────────────────────── */
.edit-input {
    background: var(--bg-input);
    border: 1px solid var(--border-focus);
    border-radius: 0.375rem;
    padding: 0.2rem 0.5rem;
    font-size: 0.85rem;
    color: var(--text-input);
    outline: none;
}

/* ── Chart ─────────────────────────────────────────────────────── */
.chart-header {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
    gap: 0.5rem;
    flex-shrink: 0;
    padding: 0 15px;
}

.viewport-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.viewport-controls .label {
    font-size: 0.6rem;
    white-space: nowrap;
}

.viewport-date {
    width: 9rem;
    font-size: 0.75rem;
    padding: 0.3rem 0.5rem;
}

.viewport-divider {
    color: var(--text-faint);
    font-size: 1rem;
    font-weight: 300;
    opacity: 0.5;
    user-select: none;
}

.viewport-dot {
    color: var(--text-faint);
    font-size: 1.2rem;
    line-height: 1;
}


.viewport-span {
    font-size: 0.7rem;
    color: var(--text-muted);
    white-space: nowrap;
    font-weight: 500;
}

.viewport-apply {
    font-size: 0.7rem;
    padding: 0.35rem 0.75rem;
    border-radius: 9999px;
    transition: all 0.2s;
}

.viewport-apply.inactive {
    opacity: 0.35;
    pointer-events: none;
}

.viewport-apply.active {
    animation: applyPulse 0.3s ease-out;
}

@keyframes applyPulse {
    0%   { box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4); }
    100% { box-shadow: 0 0 0 6px rgba(99, 102, 241, 0); }
}

.gantt-chart-container {
    position: relative;
    width: 100%;
    min-height: 350px;
    display: flex;
    flex-direction: column;
}

.empty-state {
    display: flex;
    flex: 1;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 0;
}

.empty-state svg { color: var(--text-faint); }
.empty-state p { color: var(--text-faint); }

.grid line {
    stroke: var(--grid-stroke);
    shape-rendering: crispEdges;
}

.grid-vertical line {
    stroke-opacity: 0.5;
}

.grid-horizontal line {
    stroke-opacity: 0.8;
}

.task-bar {
    cursor: move;
    transition: opacity 0.15s, filter 0.15s;
    filter: brightness(1);
}

.task-bar:hover {
    filter: brightness(1.15);
}

.resize-handle {
    transition: opacity 0.1s;
    opacity: 0;
}

.task-group:hover .resize-handle {
    opacity: 1;
    fill: rgba(255, 255, 255, 0.2);
}

.task-label {
    fill: var(--task-label-fill);
    font-size: 0.75rem;
    font-weight: 500;
    pointer-events: none;
}

.axis text {
    font-size: 0.75rem;
    fill: var(--axis-text);
}

.y.axis text:hover {
    fill: var(--text-heading);
    text-decoration: underline;
}

.axis path,
.axis line {
    stroke: var(--axis-stroke);
}

/* ── Toast ─────────────────────────────────────────────────────── */
.message-box {
    position: fixed;
    top: 1rem;
    right: 1rem;
    padding: 0.6rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.8rem;
    font-weight: 500;
    z-index: 1000;
    display: none;
    animation: slideIn 0.2s ease-out;
}

.message-box.toast-success {
    background: var(--toast-success-bg);
    color: var(--toast-success-text);
    border: 1px solid var(--toast-success-border);
}

.message-box.toast-error {
    background: var(--toast-error-bg);
    color: var(--toast-error-text);
    border: 1px solid var(--toast-error-border);
}

@keyframes slideIn {
    from { transform: translateX(1rem); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ── Task Edit Dialog ──────────────────────────────────────────── */
.dialog-overlay {
    position: fixed;
    inset: 0;
    background: var(--dialog-overlay);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.15s ease-out;
}

.dialog-overlay.hidden {
    display: none;
}

.dialog {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 0.75rem;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    animation: dialogIn 0.15s ease-out;
}

.dialog-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1.15rem;
    border-bottom: 1px solid var(--border-card);
}

.dialog-header h3 {
    color: var(--text-heading);
}

.dialog-body {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    padding: 1.15rem;
}

.dialog-row {
    display: flex;
    gap: 0.75rem;
}

.dialog-notes {
    resize: vertical;
    min-height: 4rem;
    font-family: inherit;
}

.dialog-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1.15rem;
    border-top: 1px solid var(--border-card);
}

.btn-dialog-delete {
    padding: 0.4rem 0.85rem;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 0.375rem;
    border: 1px solid var(--dialog-delete-border);
    cursor: pointer;
    transition: all 0.15s;
}

.btn-dialog-delete:hover {
    background: var(--dialog-delete-hover-bg);
    color: var(--dialog-delete-hover-text);
    border-color: var(--dialog-delete-hover-border);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes dialogIn {
    from { transform: scale(0.95); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

/* ── Responsive ────────────────────────────────────────────────── */

/* Mobile: stack form vertically */
@media (max-width: 639px) {
    .top-panel {
        flex-direction: column;
    }

    .top-panel-right {
        flex-direction: row;
        flex-wrap: wrap;
        padding: 0 0 0.5rem 0;
    }

    .props-row {
        flex-wrap: wrap;
    }

    .prop-name, .prop-date, .prop-priority {
        flex: 1 1 100%;
    }

    .prop-color { flex: 0 0 3.5rem; }
    .prop-add { flex: 1 1 auto; }

    .btn-add-modern {
        width: 100%;
        justify-content: center;
    }

    .dialog {
        margin: 1rem;
        max-width: none;
    }

    .priority-chip span {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 0.95rem;
    }

    .icon-btn {
        width: 2.25rem;
        height: 2.25rem;
        font-size: 1.1rem;
    }
}

/* Tablet: let form wrap naturally */
@media (min-width: 640px) and (max-width: 1023px) {
    .props-row {
        flex-wrap: wrap;
    }
    .prop-name { flex: 1 1 45%; }
    .prop-date { flex: 1 1 25%; }
    .prop-priority { flex: 1 1 100%; }
}

/* Large screens and ultrawide: no extra padding — content fills width */

/* Short viewports: compact controls */
@media (max-height: 700px) {
    .app-header {
        padding-top: 0.5rem;
        padding-bottom: 0.25rem;
    }

    .controls-panel {
        gap: 0.35rem;
        padding-bottom: 0.35rem;
    }

    .app-header h1 {
        font-size: 1.35rem;
    }

    .app-header p {
        display: none;
    }
}