:root {
    color-scheme: light;
    --page-bg: #fbfbf8;
    --page-text: #24292e;
    --panel-bg: #ffffff;
    --border-color: #dee2e6;
    --muted-text: #586069;
    --level-0: #EFF2F5;
    --level-1: #ACEEBB;
    --level-2: #4AC26B;
    --level-3: #2DA44E;
    --level-4: #116329;
}

[data-theme="dark"] {
    color-scheme: dark;
    --page-bg: #0d1117;
    --page-text: #f0f6fc;
    --panel-bg: #161b22;
    --border-color: #3d444d;
    --muted-text: #8b949e;
    --level-0: #151B23;
    --level-1: #033A16;
    --level-2: #196C2E;
    --level-3: #2EA043;
    --level-4: #56D364;
}

[data-palette="gitlab"] {
    --level-0: #ECECEF;
    --level-1: #D2DCFF;
    --level-2: #7992F5;
    --level-3: #4E65CD;
    --level-4: #303470;
}

[data-palette="gitlab"][data-theme="dark"] {
    --level-0: #1A1B2E;
    --level-1: #232A52;
    --level-2: #3D4E9E;
    --level-3: #6478E0;
    --level-4: #A6B4FF;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, "system-ui", "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    font-size: 16px;
    line-height: 1.5;
    background-color: var(--page-bg);
    color: var(--page-text);
    transition: background-color .2s ease, color .2s ease;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.page-footer-bar {
    margin-top: auto;
    padding: 48px 16px 16px;
}

a {
    text-decoration: none;
}

#themeToggle {
    position: fixed;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--panel-bg);
    color: var(--page-text);
    font-size: 18px;
    cursor: pointer;
    z-index: 10;
}

h1, h2 {
    margin-top: 0;
    margin-bottom: 8px;
    font-weight: 500;
    line-height: 1.2;
}

h1 { font-size: 40px; }
h2 { font-size: 32px; }

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.col-lg-12 {
    flex: 0 0 100%;
    max-width: 100%;
    padding: 0 15px;
}

.d-flex { display: flex !important; }
.d-inline-flex { display: inline-flex !important; }
.justify-content-between { justify-content: space-between !important; }
.justify-content-center { justify-content: center !important; }
.align-self-center { align-self: center !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }

.mt-3 { margin-top: 16px !important; }
.mt-5 { margin-top: 48px !important; }
.pb-3 { padding-bottom: 16px !important; }
.py-2 { padding-top: 8px !important; padding-bottom: 8px !important; }
.pt-5 { padding-top: 48px !important; }

.border, .border-gray-dark {
    border: 1px solid var(--border-color);
}

.alert, .alert-primary {
    padding: 12px 20px;
    border-radius: 6px;
    margin-bottom: 16px;
    background-color: var(--panel-bg);
    border: 1px solid var(--border-color);
    color: var(--muted-text);
}

.toolbar {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 12px 16px;
}

.modal-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    padding: 16px;
    border-top: 1px solid var(--border-color);
}

.day {
    transition: fill .2s ease;
}

iframe.twitter-follow-button,
iframe.twitter-share-button {
    border-radius: 9999px;
}

.floatingchat-container, .floatingchat-container-mobi {
    width: 280px !important;
}

.mobile-kofi-btn {
    display: none !important;
}

@media (max-width: 768px) {
    .mobile-kofi-btn {
        display: inline-block !important;
    }

    .floatingchat-container-wrap-mobi {
        display: none !important;
    }
}

.form-check-inline {
    display: inline-flex;
    align-items: center;
    padding-left: 0;
    margin-right: 12px;
}

.form-check-input {
    margin: 0 5px 0 0;
}

.form-check-label {
    margin-bottom: 0;
}

text.month {
    font-size: 10px;
    fill: var(--muted-text);
    user-select: none;
}

text.wday {
    font-size: 9px;
    fill: var(--muted-text);
    user-select: none;
}

.js-calendar-graph-svg {
    max-width: 100%;
    height: auto;
    user-select: none;
    -webkit-user-select: none;
}

/* --- Design system: buttons, inputs, swatches, modal --- */
/* Added 2026-08-18 to stop re-declaring the same button/panel styles
   inline on every new element (was drifting: modal buttons had
   different padding/font-size than toolbar buttons, purely by
   accident of copy-paste). */

.btn {
    display: inline-block;
    padding: 6px 14px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--panel-bg);
    color: var(--page-text);
    font-size: 14px;
    cursor: pointer;
}

.btn-primary {
    background: var(--level-3);
    color: #fff;
    border-color: var(--level-3);
}

.btn-x {
    background: #1d9bf0;
    color: #fff;
    border-color: #1d9bf0;
}

.share-tooltip-anchor {
    position: relative;
    display: inline-block;
}

.share-tooltip {
    position: absolute;
    right: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    width: 160px;
    background: var(--page-text);
    color: var(--page-bg);
    padding: 8px 26px 8px 12px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    line-height: 1.35;
    text-align: left;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
    z-index: 30;
}

.share-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--page-text);
}

.share-tooltip-close {
    position: absolute;
    top: 2px;
    right: 4px;
    background: transparent;
    border: none;
    color: var(--page-bg);
    font-size: 15px;
    line-height: 1;
    cursor: pointer;
    padding: 4px;
    opacity: 0.7;
}

.share-tooltip-close:hover {
    opacity: 1;
}

@media (max-width: 480px) {
    .share-tooltip {
        right: auto;
        left: 50%;
        top: auto;
        bottom: calc(100% + 12px);
        transform: translateX(-50%);
        width: min(200px, calc(100vw - 32px));
    }

    .share-tooltip::after {
        left: 50%;
        top: 100%;
        transform: translateX(-50%);
        border-left-color: transparent;
        border-top-color: var(--page-text);
    }
}

.share-tooltip.visible {
    opacity: 1;
    pointer-events: auto;
}

.text-input {
    padding: 6px 34px 6px 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--panel-bg);
    color: var(--page-text);
    font-size: 14px;
}

.hint-text {
    font-size: 11px;
    color: var(--muted-text);
    margin-top: 4px;
}

.legend-label {
    font-size: 10px;
    color: var(--muted-text);
}

.section-label {
    font-size: 13px;
    color: var(--muted-text);
    font-weight: 600;
}

.link-accent {
    color: var(--level-4);
}

.color-swatch {
    display: inline-block;
    width: 22px;
    height: 22px;
}

.legend-swatch {
    display: inline-block;
    min-width: 12px;
    height: 12px;
}

.swatch-level-0 { background-color: var(--level-0); }
.swatch-level-1 { background-color: var(--level-1); }
.swatch-level-2 { background-color: var(--level-2); }
.swatch-level-3 { background-color: var(--level-3); }
.swatch-level-4 { background-color: var(--level-4); }

.modal-overlay {
    /* Bottom-anchored, not centered: browsers show their own native download-
       permission prompt centered/near the top of the viewport (confirmed on
       Safari), which stacked directly on top of a centered popup and hid the
       instructions. Anchoring to the bottom keeps clear of that. */
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    align-items: flex-end;
    justify-content: center;
    background: rgba(0, 0, 0, 0.4);
    padding-bottom: 24px;
}

.modal-box {
    background: var(--panel-bg);
    color: var(--page-text);
    border-radius: 8px;
    padding: 24px;
    max-width: 300px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.modal-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.modal-title {
    font-weight: 600;
    margin-bottom: 4px;
}

.modal-steps {
    text-align: left;
    font-size: 13px;
    color: var(--muted-text);
    margin: 0 0 16px;
    padding-left: 20px;
}

.modal-steps li {
    margin-bottom: 4px;
}

.modal-btn {
    display: block;
    width: 100%;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    margin-bottom: 8px;
}

.modal-btn-secondary {
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--muted-text);
    margin-bottom: 0;
}

.icon-picker {
    position: relative;
    display: inline-block;
}

.input-icon-trigger {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    padding: 0;
    border: none;
    background: transparent;
    font-size: 14px;
    line-height: 1;
    cursor: pointer;
    border-radius: 4px;
    opacity: 0.5;
}

.input-icon-trigger:hover {
    opacity: 1;
    background: var(--page-bg);
}

.icon-panel {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    z-index: 20;
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    padding: 8px;
    gap: 6px;
    flex-wrap: wrap;
    width: 296px;
    max-height: 320px;
    overflow-y: auto;
}

.icon-tile {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    width: 64px;
    padding: 8px 4px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--page-bg);
    color: var(--page-text);
    font-size: 11px;
    cursor: pointer;
}

.icon-tile:hover {
    border-color: var(--level-3);
}

.icon-tile-icon {
    font-size: 20px;
}

.inspiration-row {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
}

.inspiration-label {
    font-size: 11px;
    color: var(--muted-text);
    margin-right: 2px;
}

.chip {
    display: inline-block;
    padding: 4px 10px;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: var(--panel-bg);
    color: var(--page-text);
    font-size: 12px;
    cursor: pointer;
}

.chip:hover {
    border-color: var(--level-3);
}

.chip-idea {
    color: var(--muted-text);
    background: transparent;
    border-style: dashed;
}

.chip-idea:hover {
    color: var(--page-text);
    border-color: var(--level-3);
}

.chip-surprise {
    background: var(--level-3);
    color: #fff;
    border-color: var(--level-3);
}

.remix-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 2000;
    background: var(--level-3);
    color: #fff;
    padding: 14px 40px;
    text-align: center;
    font-weight: 600;
    font-size: 15px;
}

[data-theme="dark"] .remix-banner {
    background: var(--level-4);
}

.remix-banner-close {
    position: absolute;
    top: 50%;
    right: 12px;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: #fff;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    padding: 4px 8px;
    opacity: 0.85;
}

.remix-banner-close:hover {
    opacity: 1;
}

.desktop-only-toast {
    position: fixed;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%) translateY(20px);
    background: var(--page-text);
    color: var(--page-bg);
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    z-index: 40;
    white-space: nowrap;
    max-width: calc(100vw - 32px);
    text-overflow: ellipsis;
    overflow: hidden;
}

.desktop-only-toast.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Mobile layout adjustments: the grid, text-to-pattern, and share/export
   stay usable, only freehand pixel-by-pixel painting is blocked (see
   scheduleFreehandNudge/rect handlers) since fine touch painting isn't
   something we're building, now or later. */
@media (max-width: 480px) {
    .icon-panel {
        right: auto;
        left: 50%;
        transform: translateX(-50%);
        width: min(296px, calc(100vw - 32px));
    }
}

@media (max-width: 640px) {
    .page-footer-bar {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }

    .page-footer-bar > div {
        flex: none !important;
        text-align: center !important;
    }
}

.faq-section {
    max-width: 560px;
    margin: 32px auto 0;
    text-align: left;
}

.faq-toggle {
    cursor: pointer;
    font-size: 13px;
    color: var(--muted-text);
    font-weight: 600;
    list-style: none;
    padding: 4px 0;
    text-align: center;
}

.faq-toggle::-webkit-details-marker {
    display: none;
}

.faq-toggle::before {
    content: '▸';
    display: inline-block;
    width: 14px;
}

.faq-section[open] > .faq-toggle::before {
    content: '▾';
}

.faq-list {
    margin-top: 6px;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item summary {
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--page-text);
    padding: 7px 4px;
    list-style: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::before {
    content: '+';
    display: inline-block;
    width: 14px;
    color: var(--muted-text);
}

.faq-item[open] summary::before {
    content: '\2212';
}

.faq-item p {
    font-size: 12px;
    color: var(--muted-text);
    line-height: 1.5;
    margin: 0 0 8px 18px;
}