/* Green Lake Circle — custom styles (supplements Pico CSS) */

/* ── Light theme ── */
:root {
    /* Primary: forest green */
    --pico-primary: #2d6a4f;
    --pico-primary-hover: #245a42;
    --pico-primary-focus: rgba(45, 106, 79, 0.25);
    --pico-primary-inverse: #fff;
    --pico-primary-background: #2d6a4f;
    --pico-primary-background-hover: #245a42;
    --pico-primary-border: #2d6a4f;
    --pico-primary-border-hover: #245a42;
    --pico-primary-underline: rgba(45, 106, 79, 0.5);

    /* Form elements — green border on focus, neutral background */
    --pico-form-element-active-border-color: #2d6a4f;
    --pico-form-element-active-background-color: transparent;
    --pico-switch-checked-background-color: #2d6a4f;

    /* Surface colors — warm off-whites */
    --pico-background-color: #f8f6f3;
    --pico-card-background-color: #ffffff;
    --pico-card-sectioning-background-color: #f2efe9;

    /* Text — warm near-black */
    --pico-color: #2c2c2c;
    --pico-muted-color: #6b6b60;
    --pico-muted-border-color: #d6d3cb;

    /* Secondary accent — muted sage */
    --pico-secondary: #5a7a6b;
    --pico-secondary-hover: #4d6a5d;
    --pico-secondary-focus: rgba(90, 122, 107, 0.25);
    --pico-secondary-inverse: #fff;

    /* Contrast — nav links, strong accents */
    --pico-contrast: #2c2c2c;
    --pico-contrast-hover: #2d6a4f;
    --pico-contrast-inverse: #fff;

    /* Density: tighter spacing */
    --pico-font-size: 93.75%;
    --pico-line-height: 1.5;
    --pico-typography-spacing-vertical: 0.75rem;
    --pico-block-spacing-vertical: 0.75rem;
    --pico-block-spacing-horizontal: 1rem;
    --pico-nav-element-spacing-vertical: 0.5rem;
    --pico-nav-element-spacing-horizontal: 0.75rem;
    --pico-form-element-spacing-vertical: 0.5rem;
    --pico-form-element-spacing-horizontal: 0.75rem;
}

/* Tighter heading scale */
h1 { font-size: 1.75rem; }
h2 { font-size: 1.35rem; }
h3 { font-size: 1.1rem; }
h4 { font-size: 1rem; }

/* ── Dark theme ── */
[data-theme="dark"] {
    --pico-primary: #52b788;
    --pico-primary-hover: #6dc99e;
    --pico-primary-focus: rgba(82, 183, 136, 0.3);
    --pico-primary-inverse: #1a1a1a;
    --pico-primary-background: #52b788;
    --pico-primary-background-hover: #6dc99e;
    --pico-primary-border: #52b788;
    --pico-primary-border-hover: #6dc99e;
    --pico-primary-underline: rgba(82, 183, 136, 0.5);

    --pico-form-element-active-border-color: #52b788;
    --pico-form-element-active-background-color: transparent;
    --pico-switch-checked-background-color: #52b788;

    --pico-background-color: #1a1c1a;
    --pico-card-background-color: #242624;
    --pico-card-sectioning-background-color: #2c2e2c;

    --pico-color: #e0ddd5;
    --pico-muted-color: #9a978e;
    --pico-muted-border-color: #3d3f3d;

    --pico-secondary: #7faa93;
    --pico-secondary-hover: #95bda7;
    --pico-secondary-focus: rgba(127, 170, 147, 0.3);
    --pico-secondary-inverse: #1a1a1a;

    --pico-contrast: #e0ddd5;
    --pico-contrast-hover: #52b788;
    --pico-contrast-inverse: #1a1c1a;
}

/* Hero banner — landing page */
.hero {
    text-align: center;
    padding: 2rem 0 1.5rem;
}

.hero-logo {
    height: 96px;
    width: auto;
    margin-bottom: 1rem;
}

[data-theme="dark"] .hero-logo {
    filter: invert(1);
}

/* Source color dots for calendar filters */
.source-dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 0.5rem;
    vertical-align: middle;
}

/* FullCalendar month grid — truncated event titles */
.fc-daygrid-event .fc-event-title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fc-daygrid-dot-event .fc-event-title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex-shrink: 1;
    min-width: 0;
}

.fc-daygrid-event {
    cursor: pointer;
}

.fc-event:focus {
    outline: 2px solid var(--pico-primary);
    outline-offset: 1px;
}

/* FullCalendar toolbar buttons — override Pico CSS interference */
.fc .fc-button {
    background-color: var(--pico-primary);
    color: var(--pico-primary-inverse);
    border: 1px solid var(--pico-primary);
    border-radius: 4px;
    padding: 0.3rem 0.6rem;
    font-size: 0.85rem;
    cursor: pointer;
    line-height: 1.4;
}

.fc .fc-button:hover {
    background-color: var(--pico-primary-hover);
    border-color: var(--pico-primary-hover);
}

.fc .fc-button:focus {
    outline: 2px solid var(--pico-primary-focus);
    outline-offset: 2px;
}

.fc .fc-button-active {
    background-color: var(--pico-primary-hover);
    border-color: var(--pico-primary-hover);
}

.fc .fc-prev-button,
.fc .fc-next-button {
    min-width: 36px;
    min-height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Force chevron icons — Pico resets FullCalendar's icon font */
.fc .fc-icon {
    font-family: inherit;
    font-style: normal;
    font-size: 0;
}

.fc .fc-icon-chevron-left::before {
    content: "\2039";
    font-size: 1.4rem;
}

.fc .fc-icon-chevron-right::before {
    content: "\203A";
    font-size: 1.4rem;
}

.fc .fc-toolbar {
    margin-bottom: 1rem;
}

.fc .fc-toolbar-title {
    font-size: 1.15rem;
    font-weight: 600;
}

/* FullCalendar dark mode */
[data-theme="dark"] .fc {
    --fc-border-color: var(--pico-muted-border-color);
    --fc-page-bg-color: var(--pico-background-color);
    --fc-neutral-bg-color: var(--pico-card-sectioning-background-color);
}

[data-theme="dark"] .fc .fc-col-header-cell,
[data-theme="dark"] .fc .fc-daygrid-day-number {
    color: var(--pico-color);
}

/* "+N more" link in calendar day cells */
.fc-daygrid-more-link {
    color: var(--pico-primary);
    font-weight: 600;
    font-size: 0.85rem;
}

.fc-daygrid-more-link:hover {
    color: var(--pico-primary-hover);
    text-decoration: underline;
}

.fc-more-popover {
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.fc-more-popover .fc-popover-header {
    background: var(--pico-primary);
    color: var(--pico-primary-inverse);
    border-radius: 6px 6px 0 0;
    padding: 0.5rem 0.75rem;
}

/* Channel cards grid */
.channel-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

/* Post source badge */
.source-badge {
    font-size: 0.75rem;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    background: var(--pico-muted-border-color);
    color: var(--pico-muted-color);
}

/* Pin icon for pinned threads */
.pin-icon::before {
    content: "\1F4CC";
    margin-right: 0.25rem;
}

/* RSVP button group */
.rsvp-buttons {
    display: flex;
    gap: 0.5rem;
    margin: 1rem 0;
}

.rsvp-buttons button {
    flex: 1;
}

/* Headcount summary */
.headcount-summary {
    color: var(--pico-muted-color);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* Thread reply form */
.reply-form {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--pico-muted-border-color);
}

/* Calendar filter bar */
.calendar-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
}

.calendar-filters label {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    cursor: pointer;
}

/* Avatars */
.avatar {
    border-radius: 50%;
    object-fit: cover;
    vertical-align: middle;
}

.avatar-sm {
    width: 24px;
    height: 24px;
    margin-right: 0.25rem;
}

.avatar-nav {
    width: 20px;
    height: 20px;
    margin-right: 0.25rem;
}

.avatar-md {
    width: 40px;
    height: 40px;
}

.avatar-lg {
    width: 64px;
    height: 64px;
}

/* Invite URL display */
.invite-url {
    word-break: break-all;
    padding: 1rem;
    background: var(--pico-card-background-color);
    border-radius: var(--pico-border-radius);
}

/* Flex header — replaces inline flex styles */
.flex-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

/* Search bar layout */
.search-bar {
    display: flex;
    gap: 0.5rem;
}

/* Event action buttons */
.event-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

/* Post article spacing */
.post > article {
    margin-bottom: 0.5rem;
}

/* Post header */
.post-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}

/* Reply indentation */
.post-reply {
    margin-left: 2rem;
    border-left: 2px solid var(--pico-muted-border-color);
    padding-left: 1rem;
}

/* Thread list cards */
.thread-card {
    padding: 0.75rem 1.25rem;
    margin-bottom: 0.5rem;
}

.thread-card a {
    font-weight: 600;
}

.thread-card small {
    display: block;
    margin-top: 0.25rem;
}

/* Collapse toggle button */
.collapse-toggle {
    padding: 0.15rem 0.5rem;
    font-size: 0.85rem;
    line-height: 1;
    margin-right: 0.25rem;
    min-width: 28px;
}

/* HTMX loading indicator */
.htmx-indicator {
    display: none;
}

.htmx-request .htmx-indicator {
    display: inline-block;
}

.htmx-request.htmx-indicator {
    display: inline-block;
}

[hx-post], [hx-get] {
    transition: opacity 0.2s;
}

.htmx-request [hx-post],
.htmx-request [hx-get],
.htmx-request[hx-post],
.htmx-request[hx-get] {
    opacity: 0.5;
    pointer-events: none;
}

/* Pending users badge */
.pending-badge {
    color: var(--pico-del-color) !important;
    font-weight: 600;
}

/* Nav brand with logo */
.nav-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    text-decoration: none;
}

.nav-logo {
    height: 44px;
    width: auto;
}

[data-theme="dark"] .nav-logo {
    filter: invert(1);
}

/* Skip to content link */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    padding: 0.5rem 1rem;
    background: var(--pico-primary);
    color: var(--pico-primary-inverse);
    z-index: 999;
}

.skip-link:focus {
    top: 0;
}

/* Post image grid */
.post-images {
    display: grid;
    gap: 4px;
    max-width: 480px;
    margin: 0.5rem 0;
}

.post-images-1 { grid-template-columns: 1fr; }
.post-images-2 { grid-template-columns: 1fr 1fr; }
.post-images-3 { grid-template-columns: 1fr 1fr; }
.post-images-3 .post-image-link:first-child { grid-column: 1 / -1; }
.post-images-4 { grid-template-columns: 1fr 1fr; }

.post-image-link {
    display: block;
    border-radius: 6px;
    overflow: hidden;
    line-height: 0;
}

.post-image {
    width: 100%;
    height: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: 0;
    display: block;
    cursor: zoom-in;
    transition: filter 0.15s;
}

.post-image:hover {
    filter: brightness(0.9);
}

.post-images-1 .post-image {
    aspect-ratio: auto;
    max-height: 300px;
    object-fit: contain;
    background: var(--pico-card-sectioning-background-color);
}

/* Image lightbox */
#image-lightbox {
    border: none;
    background: transparent;
    padding: 0;
    max-width: 90vw;
    max-height: 90vh;
}

#image-lightbox::backdrop {
    background: rgba(0, 0, 0, 0.85);
}

#image-lightbox img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 4px;
    display: block;
}

#image-lightbox button {
    position: absolute;
    top: -2rem;
    right: -0.5rem;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.75rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    line-height: 1;
}

#image-lightbox button:focus {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    .post-image { transition: none; }
    .member-card { transition: none; }
    [hx-post], [hx-get] { transition: none; }
}

/* Post action links */
.post-actions {
    display: flex;
    gap: 1rem;
}

/* Profile header */
.profile-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

/* Danger styling for buttons and links */
.btn-danger-outline {
    color: var(--pico-del-color);
    border-color: var(--pico-del-color);
}

a.btn-danger-outline {
    color: var(--pico-del-color);
}

/* Hamburger nav toggle */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    margin: 0;
    color: var(--pico-primary);
}

/* Member directory grid */
.member-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.member-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: var(--pico-border-radius);
    text-decoration: none;
    color: inherit;
    transition: background-color 0.15s;
}

.member-card:hover {
    background-color: var(--pico-card-sectioning-background-color);
}

/* Channel summary section (home page) */
.channel-summary {
    margin-bottom: 1.5rem;
}

/* New thread badge */
.new-badge {
    font-size: 0.7rem;
    padding: 0.1rem 0.4rem;
    vertical-align: middle;
    margin-left: 0.25rem;
}

/* Flag button — smaller, secondary action */
.flag-btn {
    padding: 0.15rem 0.5rem !important;
    font-size: 0.8rem !important;
}

/* Small button utility */
.btn-sm {
    padding: 0.25rem 0.75rem;
    font-size: 0.85rem;
}

/* Inline form (no block display) */
.inline-form {
    display: inline;
}

/* Form action buttons row */
.form-actions {
    display: flex;
    gap: 1rem;
}

/* Edit link (small, inline) */
.edit-link {
    font-size: 0.5em;
}

/* File upload label in reply forms */
.file-upload-label {
    font-size: 0.85rem;
    font-weight: normal;
}

/* Mute container spacing */
.mute-container {
    margin-top: 1rem;
}

/* Content-narrow wrapper for text-heavy pages */
.content-narrow {
    max-width: 48rem;
    margin: 0 auto;
}

/* Focus indicators for interactive elements */
.post-actions a:focus-visible,
.member-card:focus-visible,
.nav-toggle:focus-visible,
#theme-toggle:focus-visible {
    outline: 2px solid var(--pico-primary);
    outline-offset: 2px;
}

/* Theme toggle link */
#theme-toggle {
    text-decoration: none;
}

/* Active nav link */
.nav-active {
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 4px;
}

/* Flash message severity */
.message-success {
    border-left: 4px solid #2d6a4f;
}

.message-error {
    border-left: 4px solid var(--pico-del-color);
    background-color: color-mix(in srgb, var(--pico-del-color) 5%, var(--pico-card-background-color));
}

.message-warning {
    border-left: 4px solid #e67e22;
}

.message-info {
    border-left: 4px solid var(--pico-primary);
}

/* ──────────────────────────────────────────────
   Mobile styles (< 768px)
   ────────────────────────────────────────────── */
@media (max-width: 768px) {
    /* Hamburger menu */
    .nav-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
    }

    .nav-links.nav-open {
        display: flex;
    }

    nav {
        flex-wrap: wrap;
    }

    /* Flex headers stack vertically */
    .flex-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    /* Search bar stays horizontal */
    .search-bar {
        flex-direction: row;
    }

    /* Event actions stack */
    .event-actions {
        flex-direction: column;
    }

    /* Reply nesting — reduced on mobile */
    .post-reply {
        margin-left: 0.5rem;
        padding-left: 0.5rem;
    }

    /* Calendar — tighter event font on mobile */
    .fc-daygrid-event {
        font-size: 0.8rem;
        line-height: 1.3;
    }

    /* Channel grid — single column */
    .channel-grid {
        grid-template-columns: 1fr;
    }

    /* Member grid — single column */
    .member-grid {
        grid-template-columns: 1fr;
    }

    /* RSVP buttons stack */
    .rsvp-buttons {
        flex-direction: column;
    }

    /* Calendar buttons — WCAG touch target */
    .fc .fc-prev-button,
    .fc .fc-next-button {
        min-width: 44px;
        min-height: 44px;
    }

    /* Nav avatar bigger touch target */
    .avatar-nav {
        width: 28px;
        height: 28px;
    }

    /* Post footer links — more padding */
    .post footer small {
        gap: 0.5rem;
    }

    .post footer small a {
        padding: 0.25rem 0;
    }

    /* Subscription table — stack cells */
    .table td,
    .table th {
        display: block;
        width: 100%;
        text-align: left;
    }

    .table thead {
        display: none;
    }

    .table td:first-child {
        padding-bottom: 0;
        font-weight: 600;
    }

    .table td:last-child {
        padding-top: 0.25rem;
    }

    /* Subscription select full width on mobile */
    .table select {
        width: 100% !important;
        display: block !important;
    }

    /* Post image grid — full width on mobile */
    .post-images {
        max-width: 100%;
    }

    .post-reply .post-images {
        max-width: 300px;
    }
}