/* ============================================
   KOPI FORUM - 世界级论坛主题
   World-Class Forum Styling
   ============================================ */

/* --- Header Hero Section --- */
.forum-hero {
    background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    padding: 80px 20px 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.forum-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(99,102,241,0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(168,85,247,0.1) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}
@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(1deg); }
    66% { transform: translate(-20px, 20px) rotate(-1deg); }
}
.forum-hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: #fff;
    margin: 0 0 10px;
    position: relative;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 50%, #4facfe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.forum-hero p {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.7);
    margin: 0;
    position: relative;
}
.forum-hero .stats-bar {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 30px;
    position: relative;
}
.forum-hero .stat-item {
    text-align: center;
}
.forum-hero .stat-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: #fff;
    display: block;
}
.forum-hero .stat-label {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
}

/* --- Forum Container --- */
#bbpress-forums {
    max-width: 1100px;
    margin: 40px auto;
    padding: 0 20px;
    font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* --- Forum Index (Category Cards) --- */
#bbpress-forums .bbp-forums-list {
    border: none;
    margin: 0;
}
#bbpress-forums ul.forum-titles {
    display: none;
}
#bbpress-forums li.bbp-header {
    display: none;
}
#bbpress-forums li.bbp-body ul.forum {
    background: #fff;
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 16px;
    padding: 28px 32px;
    margin-bottom: 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: block;
}
#bbpress-forums li.bbp-body ul.forum:hover {
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    transform: translateY(-2px);
    border-color: rgba(99,102,241,0.2);
}
#bbpress-forums li.bbp-body ul.forum .bbp-forum-info {
    width: 65% !important;
}
#bbpress-forums li.bbp-body ul.forum .bbp-forum-topic-count,
#bbpress-forums li.bbp-body ul.forum .bbp-forum-reply-count {
    width: 15% !important;
    text-align: center;
    font-size: 1.1rem;
    font-weight: 700;
    color: #302b63;
}
#bbpress-forums li.bbp-body ul.forum .bbp-forum-topic-count::before {
    content: '📝 ';
    font-size: 0.9rem;
    display: block;
    color: #999;
    font-weight: 400;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
#bbpress-forums li.bbp-body ul.forum .bbp-forum-reply-count::before {
    content: '💬 ';
    display: block;
    color: #999;
    font-weight: 400;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
#bbpress-forums li.bbp-body ul.forum .bbp-forum-info a.bbp-forum-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1a1a2e;
    text-decoration: none;
}
#bbpress-forums li.bbp-body ul.forum .bbp-forum-info a.bbp-forum-title:hover {
    color: #4facfe;
}
#bbpress-forums li.bbp-body ul.forum .bbp-forum-info .bbp-forum-content {
    color: #666;
    font-size: 0.95rem;
    margin-top: 6px;
    line-height: 1.5;
}
#bbpress-forums li.bbp-body ul.forum .bbp-forum-info .bbp-forum-content p {
    margin: 0;
}
#bbpress-forums li.bbp-body ul.forum .bbp-forum-freshness {
    width: 20% !important;
    text-align: right;
    font-size: 0.85rem;
    color: #888;
}
#bbpress-forums ul.bbp-topics {
    border: none;
}
#bbpress-forums ul.bbp-topics li.bbp-header {
    background: transparent;
    border: none;
    padding: 8px 16px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #999;
}

/* --- Topic List --- */
#bbpress-forums ul.bbp-topics li.bbp-body ul.topic {
    background: #fff;
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 12px;
    padding: 20px 24px;
    margin-bottom: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.03);
    transition: all 0.2s ease;
}
#bbpress-forums ul.bbp-topics li.bbp-body ul.topic:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    border-color: rgba(99,102,241,0.15);
}
#bbpress-forums ul.bbp-topics li.bbp-body ul.topic .bbp-topic-title {
    width: 55% !important;
}
#bbpress-forums ul.bbp-topics li.bbp-body ul.topic .bbp-topic-title a.bbp-topic-permalink {
    font-size: 1.05rem;
    font-weight: 600;
    color: #1a1a2e;
    text-decoration: none;
}
#bbpress-forums ul.bbp-topics li.bbp-body ul.topic .bbp-topic-title a.bbp-topic-permalink:hover {
    color: #4facfe;
}
#bbpress-forums ul.bbp-topics li.bbp-body ul.topic .bbp-topic-title .bbp-topic-meta {
    font-size: 0.85rem;
    color: #999;
}
#bbpress-forums ul.bbp-topics li.bbp-body ul.topic .bbp-topic-title .bbp-topic-meta a {
    color: #302b63;
    font-weight: 600;
}
#bbpress-forums ul.bbp-topics li.bbp-body ul.topic .bbp-topic-voice-count,
#bbpress-forums ul.bbp-topics li.bbp-body ul.topic .bbp-topic-reply-count {
    width: 12% !important;
    text-align: center;
    font-weight: 700;
    color: #302b63;
}
#bbpress-forums ul.bbp-topics li.bbp-body ul.topic .bbp-topic-freshness {
    width: 21% !important;
    text-align: right;
    font-size: 0.85rem;
    color: #888;
}
#bbpress-forums ul.bbp-topics li.bbp-body ul.topic .bbp-topic-freshness a {
    color: #302b63;
}

/* --- Topic Detail / Single Topic --- */
.single-forum #bbpress-forums,
.single-topic #bbpress-forums {
    padding-top: 0;
}
.single-topic .bbp-topic-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 30px;
}
#bbpress-forums div.bbp-topic-header,
#bbpress-forums div.bbp-reply-header {
    background: transparent;
    border: none;
    padding: 8px 0;
    font-size: 0.8rem;
    color: #999;
}
#bbpress-forums div.bbp-topic-content,
#bbpress-forums div.bbp-reply-content {
    padding: 24px;
    background: #fff;
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.03);
    margin-bottom: 20px;
}
#bbpress-forums div.bbp-topic-author img,
#bbpress-forums div.bbp-reply-author img {
    border-radius: 50%;
    border: 2px solid rgba(99,102,241,0.2);
}
#bbpress-forums div.bbp-topic-author a.bbp-author-name,
#bbpress-forums div.bbp-reply-author a.bbp-author-name {
    font-weight: 700;
    color: #1a1a2e;
}

/* --- New Topic / Reply Forms --- */
#bbpress-forums fieldset.bbp-form {
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 16px;
    padding: 32px;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
#bbpress-forums fieldset.bbp-form legend {
    font-size: 1.35rem;
    font-weight: 700;
    color: #1a1a2e;
    padding: 0 16px;
}
#bbpress-forums fieldset.bbp-form input[type="text"],
#bbpress-forums fieldset.bbp-form textarea {
    border: 1px solid rgba(0,0,0,0.12);
    border-radius: 8px;
    padding: 12px 16px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.2s;
}
#bbpress-forums fieldset.bbp-form input[type="text"]:focus,
#bbpress-forums fieldset.bbp-form textarea:focus {
    border-color: #4facfe;
    outline: none;
    box-shadow: 0 0 0 3px rgba(79,172,254,0.1);
}
#bbpress-forums fieldset.bbp-form .bbp-submit-wrapper button {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    border: none;
    border-radius: 8px;
    padding: 12px 32px;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
}
#bbpress-forums fieldset.bbp-form .bbp-submit-wrapper button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(79,172,254,0.4);
}

/* --- Breadcrumb --- */
#bbpress-forums div.bbp-breadcrumb {
    font-size: 0.9rem;
    color: #888;
    margin-bottom: 20px;
}
#bbpress-forums div.bbp-breadcrumb a {
    color: #302b63;
    text-decoration: none;
    font-weight: 500;
}
#bbpress-forums div.bbp-breadcrumb a:hover {
    color: #4facfe;
}

/* --- Pagination --- */
#bbpress-forums div.bbp-pagination {
    margin: 20px 0;
}
#bbpress-forums div.bbp-pagination-count {
    font-size: 0.85rem;
    color: #888;
}
#bbpress-forums nav.bbp-pagination-links a,
#bbpress-forums nav.bbp-pagination-links span.current {
    background: #fff;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 6px;
    padding: 6px 12px;
    font-size: 0.85rem;
    color: #1a1a2e;
    text-decoration: none;
}
#bbpress-forums nav.bbp-pagination-links span.current {
    background: #4facfe;
    color: #fff;
    border-color: #4facfe;
}
#bbpress-forums nav.bbp-pagination-links a:hover {
    background: #f0f0f0;
}

/* --- Subscription / Favorites Buttons --- */
#bbpress-forums .bbp-subscription-wrapper a,
#bbpress-forums .bbp-favorite-wrapper a {
    background: transparent;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 6px;
    padding: 6px 14px;
    font-size: 0.85rem;
    text-decoration: none;
    color: #666;
    transition: all 0.2s;
}
#bbpress-forums .bbp-subscription-wrapper a:hover,
#bbpress-forums .bbp-favorite-wrapper a:hover {
    border-color: #4facfe;
    color: #4facfe;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .forum-hero { padding: 50px 16px 40px; }
    .forum-hero h1 { font-size: 2rem; }
    .forum-hero .stats-bar { gap: 20px; flex-wrap: wrap; }
    #bbpress-forums li.bbp-body ul.forum { padding: 20px; }
    #bbpress-forums li.bbp-body ul.topic { padding: 16px; }
}