/* Teacup BBS Modern Premium Styles */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Noto+Sans+JP:wght@300;400;500;700&display=swap');

:root {
    --teacup-bg: #f8fafc;
    --teacup-card-bg: rgba(255, 255, 255, 0.85);
    --teacup-border: rgba(226, 232, 240, 0.8);
    --teacup-text: #1e293b;
    --teacup-text-muted: #64748b;
    --teacup-radius: 16px;
    --teacup-shadow-sm: 0 2px 8px rgba(148, 163, 184, 0.08);
    --teacup-shadow: 0 10px 25px rgba(148, 163, 184, 0.12), 0 4px 10px rgba(148, 163, 184, 0.05);
    --teacup-shadow-lg: 0 20px 40px rgba(148, 163, 184, 0.15), 0 8px 16px rgba(148, 163, 184, 0.05);
    --teacup-transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.teacup-bbs-wrapper *,
.teacup-bbs-wrapper *::before,
.teacup-bbs-wrapper *::after {
    box-sizing: border-box;
}

.teacup-bbs-wrapper {
    --teacup-main: #35c6c6;
    --teacup-main-light: #72dddd;
    --teacup-main-dark: #209b9b;
    --teacup-main-rgb: 53, 198, 198;
    --teacup-link: #209b9b;
    --teacup-gradient: linear-gradient(135deg, var(--teacup-main) 0%, var(--teacup-main-dark) 100%);
    max-width: 1000px;
    margin: 40px auto;
    padding: 0 20px;
    font-family: 'Outfit', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--teacup-text);
    font-size: var(--teacup-font-size, 15px);
    line-height: var(--teacup-line-height, 1.55);
    background-color: transparent;
}

/* Header */
.teacup-bbs-header {
    text-align: center;
    margin-bottom: 40px;
}

.teacup-bbs-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.025em;
    color: var(--teacup-main);
    margin: 0;
}

.teacup-bbs-header h1 a {
    text-decoration: none;
    color: inherit;
    transition: var(--teacup-transition);
}

.teacup-bbs-header h1 a:hover {
    opacity: 0.8;
}

/* Base Post Card */
.teacup-bbs-post,
.teacup-bbs-reply,
.teacup-bbs-form-container {
    background: var(--teacup-card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: var(--teacup-radius);
    box-shadow: var(--teacup-shadow-sm);
    transition: var(--teacup-transition);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.teacup-bbs-post::before,
.teacup-bbs-form-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--teacup-gradient);
    opacity: 0;
    transition: var(--teacup-transition);
    z-index: -1;
}

.teacup-bbs-post:hover,
.teacup-bbs-form-container:hover {
    box-shadow: var(--teacup-shadow);
    transform: translateY(-2px);
    border-color: rgba(var(--teacup-main-rgb), 0.2);
}

.teacup-bbs-post:hover::before,
.teacup-bbs-form-container:hover::before {
    opacity: 1;
}

/* Forms */
.teacup-bbs-form-container {
    margin-bottom: 40px;
    padding: 0;
}

.teacup-bbs-form-header {
    background: var(--teacup-gradient);
    color: white;
    padding: 16px 25px;
    font-weight: 600;
    font-size: 1.15rem;
    letter-spacing: 0.02em;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.teacup-bbs-form-table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
}

.teacup-bbs-form-table th,
.teacup-bbs-form-table td {
    padding: 20px;
    border-bottom: 1px solid var(--teacup-border);
}

.teacup-bbs-form-table tr:last-child th,
.teacup-bbs-form-table tr:last-child td {
    border-bottom: none;
}

.teacup-bbs-form-table th {
    width: 22%;
    text-align: left;
    background-color: rgba(248, 250, 252, 0.5);
    color: var(--teacup-text-muted);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
}

.teacup-bbs-form-table td input[type="text"],
.teacup-bbs-form-table td input[type="email"],
.teacup-bbs-form-table td input[type="url"],
.teacup-bbs-form-table td input[type="password"],
.teacup-bbs-form-table td textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--teacup-border);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--teacup-transition);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02);
    overflow-wrap: break-word;
}

/* Global Input Responsiveness */
.teacup-bbs-wrapper input[type="text"],
.teacup-bbs-wrapper input[type="email"],
.teacup-bbs-wrapper input[type="url"],
.teacup-bbs-wrapper input[type="password"],
.teacup-bbs-wrapper textarea {
    max-width: 100%;
}

.teacup-bbs-form-table td input:focus,
.teacup-bbs-form-table td textarea:focus {
    outline: none;
    border-color: var(--teacup-main-light);
    box-shadow: 0 0 0 4px rgba(var(--teacup-main-rgb), 0.15), inset 0 2px 4px rgba(0, 0, 0, 0.01);
    background: #fff;
    transform: translateY(-1px);
}

.teacup-submit-cell {
    background-color: #f8fafc;
    text-align: center;
}

.teacup-bbs-submit-btn {
    background: var(--teacup-gradient) !important;
    color: white !important;
    padding: 14px 36px !important;
    font-weight: 600 !important;
    letter-spacing: 0.05em;
    font-size: 1.05rem !important;
    border-radius: 100px !important;
    border: none !important;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(var(--teacup-main-rgb), 0.3) !important;
    transition: var(--teacup-transition) !important;
    position: relative;
    overflow: hidden;
}

.teacup-bbs-submit-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--teacup-transition);
}

.teacup-bbs-submit-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(var(--teacup-main-rgb), 0.4) !important;
}

.teacup-bbs-submit-btn:hover::after {
    left: 100%;
}

.teacup-bbs-reset-btn {
    background: transparent !important;
    color: var(--teacup-text-muted) !important;
    text-decoration: none !important;
    font-weight: 500;
    border: none !important;
    cursor: pointer;
    margin-left: 20px;
    transition: var(--teacup-transition);
}

.teacup-bbs-reset-btn:hover {
    color: var(--teacup-text) !important;
}

/* Search Bar */
.teacup-bbs-search-container {
    margin-bottom: 30px;
    background: rgba(255, 255, 255, 0.5);
    padding: 15px 20px;
    border-radius: 12px;
    border: 1px solid var(--teacup-border);
}

.teacup-bbs-search-container form {
    display: flex;
    gap: 10px;
    align-items: center;
}

.teacup-bbs-search-container input[type="text"] {
    flex-grow: 1;
    padding: 10px 15px;
    border: 1px solid var(--teacup-border);
    border-radius: 8px;
    font-size: 0.95rem;
}

.teacup-bbs-search-btn {
    background: var(--teacup-main) !important;
    color: white !important;
    padding: 10px 20px !important;
    border-radius: 8px !important;
    border: none !important;
    font-weight: 600 !important;
    cursor: pointer;
    transition: var(--teacup-transition);
}

.teacup-bbs-search-btn:hover {
    background: var(--teacup-main-dark) !important;
    transform: translateY(-1px);
}

/* Post Styling */
.teacup-bbs-thread {
    margin-bottom: 24px;
}

.teacup-bbs-post {
    padding: 24px;
}

.teacup-bbs-post-header-main {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    letter-spacing: -0.01em;
}

.teacup-bbs-thread-title {
    color: var(--teacup-text);
    text-decoration: none;
    transition: var(--teacup-transition);
}

.teacup-bbs-thread-title:hover {
    color: var(--teacup-main);
}

.teacup-bbs-post-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    color: var(--teacup-text-muted);
    font-size: 0.95rem;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    margin-bottom: 24px;
}

.teacup-bbs-post-name {
    font-weight: 600;
    color: var(--teacup-text);
    background: rgba(248, 250, 252, 0.8);
    padding: 2px 10px;
    border-radius: 6px;
}

.teacup-bbs-reply-count {
    background: rgba(var(--teacup-main-rgb), 0.1);
    color: var(--teacup-main-dark);
    padding: 4px 14px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.85rem;
}

.teacup-bbs-post-body {
    font-size: 1.1rem;
    color: #334155;
    margin-bottom: 24px;
    word-break: break-word;
    line-height: 1.8;
}

.teacup-bbs-post-actions {
    text-align: right;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 14px;
    padding-top: 16px;
    border-top: 1px dashed rgba(0, 0, 0, 0.06);
}

.teacup-bbs-like-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: 100px;
    background: #fff;
    border: 1px solid var(--teacup-border);
    color: var(--teacup-text-muted);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--teacup-transition);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.teacup-bbs-like-btn:hover {
    border-color: #fda4af;
    color: #e11d48;
    background-color: #fff1f2;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(225, 29, 72, 0.1);
}

.teacup-like-icon {
    color: inherit;
    transition: var(--teacup-transition);
}

.teacup-bbs-like-btn:hover .teacup-like-icon {
    transform: scale(1.15);
}

.teacup-like-count {
    font-weight: 700;
}

.teacup-bbs-reply-btn {
    display: inline-flex;
    align-items: center;
    padding: 10px 22px;
    border-radius: 100px;
    background: rgba(248, 250, 252, 0.8);
    border: 1px solid var(--teacup-border);
    color: var(--teacup-text);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--teacup-transition);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.teacup-bbs-reply-btn:hover {
    background: var(--teacup-main);
    border-color: var(--teacup-main);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(var(--teacup-main-rgb), 0.25);
}

/* Detail View */
.teacup-bbs-back-link {
    margin-bottom: 20px;
}

.teacup-bbs-back-link a {
    color: var(--teacup-text-muted);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
}

.teacup-bbs-back-link a:hover {
    color: var(--teacup-main);
}

.teacup-bbs-post-title {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--teacup-text);
}

.teacup-bbs-post-links {
    margin-bottom: 15px;
}

.teacup-email-link,
.teacup-url-link {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    background: #f1f5f9;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--teacup-link);
    text-decoration: none;
    margin-right: 8px;
    transition: var(--teacup-transition);
}

.teacup-email-link:hover,
.teacup-url-link:hover {
    background: var(--teacup-link);
    color: white;
}

/* Replies */
.teacup-bbs-replies {
    margin-top: 35px;
    padding: 0 0 0 45px;
    border-left: 2px solid rgba(var(--teacup-main-rgb), 0.2);
    position: relative;
}

.teacup-bbs-reply {
    padding: 24px;
    margin-bottom: 20px;
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.8);
    position: relative;
}

.teacup-bbs-reply::before {
    content: '';
    position: absolute;
    top: 30px;
    left: -47px;
    width: 25px;
    height: 2px;
    background: rgba(var(--teacup-main-rgb), 0.2);
}

.teacup-bbs-reply:hover {
    border-color: rgba(var(--teacup-main-rgb), 0.3);
    background: rgba(255, 255, 255, 0.9);
    transform: translateX(4px);
}

.teacup-bbs-reply:hover::before {
    background: var(--teacup-main);
}

.teacup-bbs-comment-btn {
    display: inline-flex;
    align-items: center;
    padding: 9px 14px;
    border-radius: 100px;
    background: rgba(var(--teacup-main-rgb), 0.08);
    border: 1px solid rgba(var(--teacup-main-rgb), 0.25);
    color: var(--teacup-main-dark);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.85rem;
    transition: var(--teacup-transition);
}

.teacup-bbs-comment-btn:hover {
    background: var(--teacup-main);
    border-color: var(--teacup-main);
    color: #fff;
    transform: translateY(-1px);
}

/* A comment belongs to one participation post. It is deliberately not given
   a reply control: thread -> participation -> comment is the maximum depth. */
.teacup-bbs-comments {
    margin: 24px 0 0 28px;
    padding: 0 0 0 24px;
    border-left: 2px solid rgba(var(--teacup-main-rgb), 0.24);
}

.teacup-bbs-comments-label {
    margin: 0 0 10px;
    color: var(--teacup-main-dark);
    font-size: 0.85rem;
    font-weight: 700;
}

.teacup-bbs-comment {
    position: relative;
    margin-bottom: 14px;
    padding: 18px;
    border: 1px solid rgba(var(--teacup-main-rgb), 0.18);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.72);
}

.teacup-bbs-comment::before {
    content: '';
    position: absolute;
    top: 26px;
    left: -26px;
    width: 18px;
    height: 2px;
    background: rgba(var(--teacup-main-rgb), 0.24);
}

.teacup-bbs-comment .teacup-bbs-post-meta {
    gap: 10px;
    margin-bottom: 14px;
    padding-bottom: 10px;
    font-size: 0.88rem;
}

.teacup-bbs-comment .teacup-bbs-post-body {
    margin-bottom: 14px;
    font-size: 1rem;
}

.teacup-bbs-comment .teacup-bbs-post-actions {
    padding-top: 12px;
}

.teacup-bbs-post-number {
    color: var(--teacup-main);
    font-weight: 800;
    margin-right: 10px;
    background: rgba(var(--teacup-main-rgb), 0.1);
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.9rem;
}

.teacup-bbs-reply-title {
    font-weight: 700;
    margin-bottom: 12px;
    font-size: 1.05rem;
    color: var(--teacup-text);
}

/* Pagination */
.teacup-bbs-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin: 50px 0;
}

.teacup-bbs-page-info {
    color: var(--teacup-text-muted);
    font-weight: 600;
    font-size: 0.95rem;
    margin-right: 10px;
}

.teacup-bbs-page-link,
.teacup-bbs-page-current {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    transition: var(--teacup-transition);
}

.teacup-bbs-page-link {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.06);
    color: var(--teacup-text-muted);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.02);
}

.teacup-bbs-page-link:hover {
    border-color: var(--teacup-main-light);
    color: var(--teacup-main);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(var(--teacup-main-rgb), 0.15);
}

.teacup-bbs-page-current {
    background: var(--teacup-gradient);
    color: white;
    border: none;
    box-shadow: 0 4px 10px rgba(var(--teacup-main-rgb), 0.3);
}

/* Notices */
.teacup-bbs-success,
.teacup-bbs-error {
    padding: 20px 24px;
    border-radius: var(--teacup-radius);
    margin-bottom: 30px;
    font-weight: 600;
    border-left: 6px solid;
    box-shadow: var(--teacup-shadow-sm);
    display: flex;
    align-items: center;
    gap: 12px;
}

.teacup-bbs-success {
    background: rgba(240, 253, 244, 0.9);
    color: #166534;
    border-color: #22c55e;
}

.teacup-bbs-error {
    background: rgba(254, 242, 242, 0.9);
    color: #991b1b;
    border-color: #ef4444;
}

/* Admin Section */
.teacup-bbs-admin-section {
    margin-top: 60px;
    padding: 30px;
    background: rgba(248, 250, 252, 0.7);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: var(--teacup-radius);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02);
}

.teacup-bbs-admin-section summary {
    font-weight: 700;
    color: var(--teacup-text-muted);
    cursor: pointer;
    user-select: none;
    transition: var(--teacup-transition);
}

.teacup-bbs-admin-section summary:hover {
    color: var(--teacup-text);
}

.teacup-bbs-delete-container {
    margin-top: 24px;
    padding: 24px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 12px;
    border: 1px dashed rgba(239, 68, 68, 0.3);
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--teacup-transition);
}

.teacup-bbs-delete-container:hover {
    border-color: rgba(239, 68, 68, 0.6);
    background: #fff;
}

.teacup-bbs-delete-btn,
.teacup-bbs-delete-board-btn {
    background: #ef4444 !important;
    color: white !important;
    padding: 10px 24px !important;
    border-radius: 8px !important;
    font-weight: 700 !important;
    font-size: 0.95rem !important;
    border: none !important;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(239, 68, 68, 0.2) !important;
    transition: var(--teacup-transition) !important;
}

.teacup-bbs-delete-btn:hover {
    background: #dc2626 !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(239, 68, 68, 0.3) !important;
}

/* Image Thumbnails & Lightbox */
.teacup-bbs-post-image {
    max-width: 320px;
    margin: 20px 0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--teacup-shadow);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.teacup-bbs-post-image img {
    display: block;
    width: 100%;
    height: auto;
    transition: transform 0.3s ease;
}

.teacup-bbs-post-image:hover img {
    transform: scale(1.02);
}

#teacup-lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    z-index: 999999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

#teacup-lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
}

#teacup-lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    display: block;
}

#teacup-lightbox-close {
    position: absolute;
    top: -40px;
    right: -10px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

#teacup-lightbox-close:hover {
    color: #f43f5e;
}


/* Responsive */
@media (max-width: 768px) {
    .teacup-bbs-wrapper {
        margin: 20px auto;
        padding: 0 10px;
        overflow-x: hidden;
    }

    .teacup-bbs-header h1 {
        font-size: 2rem;
    }

    .teacup-bbs-form-table th {
        display: block;
        width: 100%;
        padding: 15px 15px 5px 15px;
        background-color: transparent;
    }

    .teacup-bbs-form-table td {
        display: block;
        width: 100%;
        padding: 5px 15px 15px 15px;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    .teacup-bbs-form-table tr:last-child td {
        border-bottom: none;
    }

    .teacup-bbs-post {
        padding: 16px;
    }

    .teacup-bbs-post-header-main {
        font-size: 1.2rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .teacup-bbs-post-name {
        font-size: 0.9rem;
    }

    .teacup-bbs-replies {
        margin-top: 25px;
        padding-left: 15px;
    }

    .teacup-bbs-reply {
        padding: 16px;
    }

    .teacup-bbs-reply::before {
        left: -17px;
        width: 15px;
    }

    .teacup-bbs-comments {
        margin-left: 10px;
        padding-left: 16px;
    }

    .teacup-bbs-comment {
        padding: 14px;
    }

    .teacup-bbs-comment::before {
        left: -18px;
        width: 12px;
    }

    .teacup-bbs-post-actions {
        flex-wrap: wrap;
        justify-content: space-between;
    }

    .teacup-bbs-delete-container {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
        gap: 12px;
        padding: 16px;
    }

    .teacup-bbs-search-container form {
        flex-direction: column;
        align-items: stretch;
    }

    .teacup-bbs-search-container input[type="text"],
    .teacup-bbs-search-btn {
        width: 100%;
    }
}

/* =========================================================================
   12. Alerts & Messages
   ========================================================================= */
.teacup-bbs-error,
.teacup-bbs-success {
    padding: 16px 20px;
    border-radius: 12px;
    margin-bottom: 25px;
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    animation: teacupFadeIn 0.4s ease-out;
}

.teacup-bbs-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
    border-left: 4px solid #ef4444;
}

/* Flat interaction: keep borders and the input focus ring, but remove motion,
   drop shadows, gloss and background blur from the BBS itself. */
.teacup-bbs-wrapper *,
.teacup-bbs-wrapper *::before,
.teacup-bbs-wrapper *::after {
    animation: none !important;
    transition: none !important;
    transform: none !important;
    box-shadow: none !important;
}

.teacup-bbs-post,
.teacup-bbs-reply,
.teacup-bbs-form-container {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.teacup-bbs-post::before,
.teacup-bbs-form-container::before,
.teacup-bbs-submit-btn::after {
    display: none;
}

/* This is intentionally the only remaining outer effect: it marks the field
   currently being edited without moving it or adding a drop shadow. */
.teacup-bbs-form-table td input:focus,
.teacup-bbs-form-table td textarea:focus {
    border-color: var(--teacup-main-light);
    outline: 2px solid rgba(var(--teacup-main-rgb), 0.45);
    outline-offset: 1px;
    box-shadow: none !important;
    transform: none !important;
}

/* The only intentional motion: a compact pressable submit button. */
.teacup-bbs-submit-btn {
    transition: transform 0.12s ease !important;
    box-shadow: none !important;
}

.teacup-bbs-submit-btn:hover {
    transform: translateY(-1px) !important;
    box-shadow: none !important;
}

.teacup-bbs-submit-btn:active {
    transform: translateY(1px) !important;
}

/* Per-board typography settings. Explicit heading sizes are kept modest so
   the board remains compact even when the site theme has a large root size. */
.teacup-bbs-wrapper :is(input, textarea, button, select) {
    font-size: inherit;
    line-height: inherit;
}

.teacup-bbs-post-body,
.teacup-bbs-post-meta,
.teacup-bbs-post-links,
.teacup-bbs-form-table,
.teacup-bbs-search-container,
.teacup-bbs-delete-container,
.teacup-bbs-pagination {
    font-size: inherit;
    line-height: inherit;
}

.teacup-bbs-header h1 {
    font-size: calc(var(--teacup-font-size, 15px) * 1.6);
}

.teacup-bbs-form-header {
    font-size: calc(var(--teacup-font-size, 15px) * 1.1);
    line-height: 1.35;
}

/* Compact layout: line-height is still adjustable per board, while the
   surrounding margins and paddings stay deliberately restrained. */
.teacup-bbs-wrapper {
    margin: 24px auto;
    padding: 0 12px;
}

.teacup-bbs-header {
    margin-bottom: 24px;
}

.teacup-bbs-form-container {
    margin-bottom: 20px;
}

.teacup-bbs-form-header {
    padding: 10px 14px;
}

.teacup-bbs-form-table th,
.teacup-bbs-form-table td {
    padding: 10px 12px;
}

.teacup-bbs-form-table th {
    width: 20%;
    font-size: inherit;
}

.teacup-bbs-form-table td input[type="text"],
.teacup-bbs-form-table td input[type="email"],
.teacup-bbs-form-table td input[type="url"],
.teacup-bbs-form-table td input[type="password"],
.teacup-bbs-form-table td textarea {
    padding: 8px 10px;
}

.teacup-bbs-submit-btn {
    padding: 9px 22px !important;
    font-size: inherit !important;
}

.teacup-bbs-reset-btn {
    margin-left: 12px;
    font-size: inherit;
}

.teacup-bbs-search-container {
    margin-bottom: 16px;
    padding: 10px 12px;
}

.teacup-bbs-thread {
    margin-bottom: 14px;
}

.teacup-bbs-post,
.teacup-bbs-reply {
    padding: 14px;
}

.teacup-bbs-post-header-main {
    font-size: 1.15em;
    margin-bottom: 8px;
    gap: 8px;
}

.teacup-bbs-post-title {
    font-size: 1.25em;
}

.teacup-bbs-post-meta {
    gap: 8px;
    padding-bottom: 8px;
    margin-bottom: 12px;
    font-size: inherit;
}

.teacup-bbs-post-body {
    margin-bottom: 12px;
}

.teacup-bbs-post-body p {
    margin: 0;
}

.teacup-bbs-post-actions {
    gap: 8px;
    padding-top: 8px;
}

.teacup-bbs-reply-title {
    margin-bottom: 6px;
    font-size: inherit;
}

.teacup-bbs-pagination {
    gap: 8px;
    margin: 28px 0;
}

.teacup-bbs-delete-container {
    margin-top: 14px;
    padding: 12px;
    gap: 10px;
}

.teacup-bbs-post-image {
    margin: 10px 0;
}

.teacup-bbs-error::before {
    content: '⚠️';
    margin-right: 12px;
    font-size: 1.2rem;
}

.teacup-bbs-success {
    background: #f0fdf4;
    color: #166534;
    border: 1px solid #bbf7d0;
    border-left: 4px solid #22c55e;
}

.teacup-bbs-success::before {
    content: '✅';
    margin-right: 12px;
    font-size: 1.2rem;
}

/* Board notifications and selectable reactions */
.teacup-bbs-notice-box {
    display: grid;
    grid-template-columns: minmax(160px, auto) minmax(220px, 1fr);
    align-items: center;
    gap: 6px 12px;
    max-width: 680px;
    margin: 28px auto 0;
    padding: 8px 10px;
    border: 1px solid rgba(var(--teacup-main-rgb), .16);
    border-radius: 8px;
    background: rgba(var(--teacup-main-rgb), .025);
}
.teacup-bbs-notice-copy strong,
.teacup-bbs-notice-copy span { display:block; }
.teacup-bbs-notice-copy strong { color: var(--teacup-main-dark); font-size: .92em; margin-bottom: 2px; }
.teacup-bbs-notice-copy span,
.teacup-bbs-notice-foot { color: var(--teacup-text-muted); font-size: .78em; }
.teacup-bbs-notice-form { display:flex; gap:6px; align-items:center; margin:0; }
.teacup-bbs-notice-form input[type="email"] { min-width:0; flex:1; width:100%; padding:6px 8px; border:1px solid #cbd4d8; border-radius:5px; background:#fff; font:inherit; font-size:.84em; }
.teacup-bbs-notice-button { flex:none; padding:6px 9px; border:1px solid var(--teacup-main-dark); border-radius:5px; background:var(--teacup-main); color:#fff; font:inherit; font-size:.8em; font-weight:600; cursor:pointer; }
.teacup-bbs-notice-button:hover { background:var(--teacup-main-dark); }
.teacup-bbs-notice-foot { grid-column:2; font-size:.78em; }
.teacup-bbs-notice-message { grid-column:1 / -1; margin:0 0 4px; color:var(--teacup-main-dark); font-size:.9em; }
.teacup-bbs-notice-confirm { grid-column:1 / -1; margin:0; }
.teacup-bbs-honeypot { position:absolute!important; left:-10000px!important; width:1px!important; height:1px!important; overflow:hidden!important; }
.teacup-bbs-reaction { position:relative; display:inline-flex; align-items:center; gap:6px; flex-wrap:wrap; }
.teacup-bbs-stamp-toggle { border:1px solid var(--teacup-border); border-radius:999px; background:#fff; color:var(--teacup-text-muted); padding:4px 9px; font:inherit; font-size:.82em; cursor:pointer; }
.teacup-bbs-stamp-toggle:hover { border-color:var(--teacup-main-light); color:var(--teacup-main-dark); }
.teacup-bbs-stamp-picker { position:absolute; z-index:20; left:0; bottom:calc(100% + 7px); display:flex; gap:3px; padding:5px; border:1px solid var(--teacup-border); border-radius:9px; background:#fff; box-shadow:0 4px 14px rgba(15,23,42,.12); }
.teacup-bbs-stamp-picker[hidden] { display:none; }
.teacup-bbs-stamp-option { border:0; border-radius:6px; background:transparent; padding:5px; font-size:20px; line-height:1; cursor:pointer; }
.teacup-bbs-stamp-option:hover,.teacup-bbs-stamp-option.is-selected { background:rgba(var(--teacup-main-rgb),.14); }
.teacup-bbs-stamp-summary { display:inline-flex; gap:4px; align-items:center; flex-wrap:wrap; }
.teacup-bbs-stamp-chip { display:inline-flex; gap:3px; align-items:center; padding:2px 6px; border:1px solid #e4ecef; border-radius:999px; background:#fff; font-size:.85em; line-height:1.3; }
.teacup-bbs-like-btn { display:inline-flex; align-items:center; gap:4px; transition:none!important; box-shadow:none!important; }
.teacup-bbs-like-btn:hover { transform:none!important; box-shadow:none!important; }
.teacup-like-icon { display:inline-block; color:#e56a86; font-size:1.25em; transform-origin:center; }
.teacup-heart-pop { animation:teacup-heart-pop .45s ease-out; }
.teacup-stamp-pop { animation:teacup-heart-pop .45s ease-out; }
@keyframes teacup-heart-pop { 0%{transform:scale(1)} 38%{transform:scale(1.45);color:#e34b70} 72%{transform:scale(.92)} 100%{transform:scale(1)} }
@media(max-width:640px) {
    .teacup-bbs-notice-box { grid-template-columns:1fr; gap:6px; }
    .teacup-bbs-notice-foot { grid-column:1; }
    .teacup-bbs-notice-form { align-items:stretch; }
    .teacup-bbs-notice-button { padding-left:10px; padding-right:10px; }
    .teacup-bbs-stamp-picker { max-width:90vw; flex-wrap:wrap; }
}

/* Clear card edges and retain a visible keyboard focus indicator. */
.teacup-bbs-post,
.teacup-bbs-reply,
.teacup-bbs-comment {
    border: 1px solid rgba(var(--teacup-main-rgb), .34);
}
.teacup-bbs-post:hover,
.teacup-bbs-reply:hover,
.teacup-bbs-comment:hover {
    border-color: rgba(var(--teacup-main-rgb), .58);
}
.teacup-bbs-wrapper :is(a, button, input, textarea, select, [tabindex]):focus-visible {
    outline: 2px solid rgba(var(--teacup-main-rgb), .9);
    outline-offset: 2px;
    box-shadow: 0 0 0 3px rgba(var(--teacup-main-rgb), .2) !important;
}

/* Let the selectable stamp tray rise above the card that contains it. */
.teacup-bbs-post,
.teacup-bbs-reply {
    overflow: visible;
}
.teacup-bbs-stamp-picker {
    z-index: 99999;
    right: 0;
    left: auto;
    display: grid;
    grid-template-columns: repeat(5, 38px);
    grid-auto-rows: 38px;
    gap: 3px;
    width: 214px;
    max-width: calc(100vw - 16px);
    justify-content: center;
}
.teacup-bbs-stamp-option {
    display: flex;
    width: 38px;
    height: 38px;
    align-items: center;
    justify-content: center;
    padding: 0;
}
.teacup-bbs-order-toggle {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 12px;
    color: var(--teacup-text-muted);
    font-size: .9em;
}
.teacup-bbs-order-button {
    display: inline-flex;
    align-items: center;
    padding: 5px 10px;
    border: 1px solid rgba(var(--teacup-main-rgb), .48);
    border-radius: 6px;
    background: #fff;
    color: var(--teacup-main-dark);
    text-decoration: none;
}
.teacup-bbs-order-button:hover {
    border-color: var(--teacup-main-dark);
    background: rgba(var(--teacup-main-rgb), .08);
}
.teacup-bbs-admin-order {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 10px 0 16px;
}
.teacup-bbs-jump-to-form {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin: 0 0 0 4px;
    padding: 5px 10px;
    border: 1px solid rgba(var(--teacup-main-rgb), .48);
    border-radius: 6px;
    background: rgba(var(--teacup-main-rgb), .08);
    color: var(--teacup-main-dark);
    font-weight: 600;
    text-decoration: none;
}
.teacup-bbs-jump-to-form:hover {
    border-color: var(--teacup-main-dark);
    background: rgba(var(--teacup-main-rgb), .15);
}
#reply-form {
    scroll-margin-top: 24px;
}
@media(prefers-reduced-motion:reduce) {
    .teacup-heart-pop,.teacup-stamp-pop { animation:none; }
}
.teacup-bbs-like-btn .teacup-like-icon { transition:none!important; }
.teacup-bbs-like-btn:hover .teacup-like-icon { transform:none!important; }