/* What's New / Welcome panels and the update dot (modules/appPanels.js).
   Palette matches the settings page. */

:root {
    --panel-bg: rgba(30, 32, 48, 0.97);
    --panel-line: rgba(255, 255, 255, 0.1);
    --panel-line-soft: rgba(255, 255, 255, 0.06);
    --panel-text-2: rgba(255, 255, 255, 0.75);
    --panel-text-3: rgba(255, 255, 255, 0.55);
    --panel-accent: #60a5fa;
    --panel-accent-bg: rgba(59, 130, 246, 0.2);
    --panel-ok: #4ade80;
    --panel-warn: #fbbf24;
}

.app-panel-backdrop {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: rgba(0, 0, 0, 0.45);
    opacity: 0;
    transition: opacity 0.25s ease;
}

.app-panel-backdrop.visible {
    opacity: 1;
}

.app-panel {
    position: relative;
    width: 100%;
    max-width: 840px;
    max-height: min(86vh, 760px);
    display: flex;
    flex-direction: column;
    background: var(--panel-bg);
    color: #fff;
    border: 1px solid var(--panel-line);
    border-radius: 16px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.55);
    overflow: hidden;
    font-family: var(--ui-font-family, inherit);
    text-align: left;
}

.app-panel:focus {
    outline: none;
}

.app-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 18px 20px 14px;
    border-bottom: 1px solid var(--panel-line);
}

.app-panel-header h2 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 500;
}

.app-panel-icon-btn {
    flex: none;
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: var(--panel-text-3);
    font-size: 1rem;
    cursor: pointer;
}

.app-panel-icon-btn:hover,
.app-panel-icon-btn:focus-visible {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.app-panel-body {
    padding: 16px 20px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.app-panel-section + .app-panel-section {
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid var(--panel-line-soft);
}

.app-panel-section h3 {
    margin: 0 0 10px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--panel-text-3);
}

.app-panel p {
    margin: 0 0 10px;
    color: var(--panel-text-2);
    font-size: 0.9rem;
    line-height: 1.5;
}

.app-panel a {
    color: var(--panel-accent);
    text-decoration: none;
}

.app-panel a:hover,
.app-panel a:focus-visible {
    text-decoration: underline;
}

/* Changelog content (rendered by app_info._render_section) */
.cl-section + .cl-section {
    margin-top: 18px;
}

.cl-label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 8px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--panel-text-3);
}

.cl-callout {
    padding: 10px 14px;
    border-left: 3px solid var(--panel-warn);
    border-radius: 8px;
    background: rgba(251, 191, 36, 0.08);
}

.cl-callout p:last-child {
    margin-bottom: 0;
}

.app-changelog p {
    margin: 0 0 8px;
    color: var(--panel-text-2);
    font-size: 0.88rem;
    line-height: 1.55;
}

.app-changelog ul {
    margin: 0 0 8px;
    padding-left: 20px;
    color: var(--panel-text-2);
    font-size: 0.86rem;
    line-height: 1.55;
}

.app-changelog li + li {
    margin-top: 3px;
}

.cl-item {
    border-bottom: 1px solid var(--panel-line-soft);
}

.cl-item:last-child {
    border-bottom: 0;
}

.cl-item > summary,
div.cl-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: 12px;
    padding: 9px 0;
}

.cl-item > summary {
    list-style: none;
    cursor: pointer;
}

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

.cl-item > summary:focus-visible {
    outline: 2px solid var(--panel-accent);
    outline-offset: 2px;
    border-radius: 4px;
}

.cl-title {
    grid-column: 1;
    color: #fff;
    font-size: 0.92rem;
    font-weight: 600;
}

.cl-sum {
    grid-column: 1;
    margin-top: 2px;
    color: var(--panel-text-2);
    font-size: 0.86rem;
    line-height: 1.5;
}

.cl-chevron {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: center;
    color: var(--panel-text-3);
    transition: transform 0.2s ease;
}

.cl-item[open] .cl-chevron {
    transform: rotate(180deg);
}

.cl-more {
    padding: 0 0 10px;
}

@media (prefers-reduced-motion: reduce) {
    .cl-chevron {
        transition: none;
    }
}

.app-changelog code {
    padding: 1px 5px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.08);
    color: #e5e7eb;
    font-size: 0.85em;
}

.app-panel-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 4px;
    font-size: 0.88rem;
}

/* Buttons */
.app-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 40px;
    padding: 8px 14px;
    border: 1px solid var(--panel-line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: #fff !important;
    font-size: 0.88rem;
    text-decoration: none !important;
    cursor: pointer;
}

.app-btn:hover,
.app-btn:focus-visible {
    background: rgba(255, 255, 255, 0.1);
}

.app-btn.primary {
    background: var(--panel-accent-bg);
    border-color: rgba(96, 165, 250, 0.4);
    color: var(--panel-accent) !important;
}

.app-donate-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

/* Status rows (Welcome panel) */
.app-status {
    list-style: none;
    margin: 0;
    padding: 0;
}

.app-status li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 0;
    border-bottom: 1px solid var(--panel-line-soft);
    font-size: 0.9rem;
}

.app-status li:last-child {
    border-bottom: 0;
}

.app-status .label {
    flex: none;
    width: 128px;
    color: var(--panel-text-2);
}

.app-status .value {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.app-status .value em {
    font-style: normal;
    color: var(--panel-text-3);
}

.status-ok { color: var(--panel-ok); }
.status-warn { color: var(--panel-warn); }
.status-off,
.status-idle { color: rgba(255, 255, 255, 0.4); }

.app-url-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.app-url-row code {
    flex: 1;
    min-width: 0;
    padding: 8px 10px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    font-size: 0.88rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.app-quiet-line {
    color: var(--panel-text-3) !important;
    font-size: 0.85rem !important;
}

/* Footer + auto-close countdown */
.app-panel-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 20px 14px;
    border-top: 1px solid var(--panel-line);
}

.app-panel-actions {
    display: flex;
    gap: 8px;
}

.app-panel-countdown {
    color: var(--panel-text-3);
    font-size: 0.8rem;
}

.app-panel-timer {
    position: absolute;
    left: 0;
    bottom: 0;
    height: 3px;
    width: 100%;
    background: var(--panel-accent);
    opacity: 0.6;
    transform-origin: left;
    transition: transform 1s linear;
}

@media (max-width: 480px) {
    .app-panel-backdrop {
        padding: 10px;
    }

    .app-panel-header,
    .app-panel-body,
    .app-panel-footer {
        padding-left: 16px;
        padding-right: 16px;
    }

    .app-status .label {
        width: 108px;
    }

    .app-donate-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    .app-panel-backdrop,
    .app-panel-timer {
        transition: none;
    }
}

/* Update available: small dot on the gear and the main-settings button */
.update-dot {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #60a5fa;
    box-shadow: 0 0 0 2px rgba(20, 20, 30, 0.9);
    pointer-events: none;
}

.settings-header-btn {
    position: relative;
}

.update-line {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 10px;
    padding: 8px 10px;
    border-radius: 8px;
    background: rgba(59, 130, 246, 0.2);
    color: #60a5fa;
    font-size: 0.85rem;
    text-decoration: none;
}

.update-line:hover {
    color: #93c5fd;
}