/*
 * forum.css — Coderstation Forum
 * PhBB-inspired premium dark-blue forum design
 * Uses CSS variables from style.css
 */

/* ─── Layout ────────────────────────────────────────────────────────────── */
.forum-main {
    flex: 1;
    padding-bottom: 0;
}

.forum-page {
    max-width: 1280px;
    margin: 0 auto;
    padding: clamp(0.75rem, 2vw, 1.5rem) clamp(0.5rem, 2vw, 1rem);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* ─── Buttons ───────────────────────────────────────────────────────────── */
.forum-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    border-radius: 6px;
    font-size: 0.92rem;
    font-weight: 600;
    text-decoration: none;
    border: 1.5px solid transparent;
    transition: all 0.22s ease;
    cursor: pointer;
    white-space: nowrap;
}

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

.forum-btn-primary:hover {
    background: var(--primary-mid);
    border-color: var(--primary-mid);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(38, 84, 158, 0.45);
}

.forum-btn-ghost {
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.9);
    border-color: rgba(255, 255, 255, 0.2);
}

.forum-btn-ghost:hover {
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.5);
}

/* ─── Header Actions ────────────────────────────────────────────────────── */
.header-actions {
    flex-shrink: 0;
}

/* ─── Breadcrumb Bar ────────────────────────────────────────────────────── */
.forum-breadcrumb-bar {
    background: rgba(26, 42, 80, 0.97);
    border-bottom: 1px solid rgba(109, 155, 232, 0.2);
    padding: 5px 0;
}

.forum-breadcrumb {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    gap: 0;
    align-items: center;
    flex-wrap: wrap;
}

.forum-breadcrumb-item {
    font-family: 'Inter', sans-serif;
    font-size: 0.82rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.65);
    letter-spacing: 0.2px;
}

.forum-breadcrumb-item.active {
    color: rgba(255, 255, 255, 0.9);
}

.forum-breadcrumb-item + .forum-breadcrumb-item::before {
    content: '›';
    margin: 0 6px;
    color: rgba(255, 255, 255, 0.35);
}

.forum-breadcrumb-item a {
    color: var(--primary-lite);
    text-decoration: none;
    transition: color 0.2s;
}

.forum-breadcrumb-item a:hover {
    color: #fff;
}

/* ─── Hero Banner ───────────────────────────────────────────────────────── */
.forum-hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: clamp(1.2rem, 3vw, 2rem) clamp(1.25rem, 3vw, 2.25rem);
    border-radius: 16px;
    background: linear-gradient(135deg,
        rgba(19, 20, 128, 0.12) 0%,
        rgba(38, 84, 158, 0.18) 50%,
        rgba(109, 155, 232, 0.1) 100%);
    border: 1px solid rgba(109, 155, 232, 0.25);
    box-shadow: 0 4px 30px rgba(38, 84, 158, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    overflow: hidden;
    position: relative;
}

.forum-hero::before {
    content: '';
    position: absolute;
    top: -60px;
    right: 220px;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(109, 155, 232, 0.12), transparent 70%);
    pointer-events: none;
}

.forum-hero-inner {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.forum-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(96, 165, 250, 0.1);
    border: 1px solid rgba(96, 165, 250, 0.3);
    color: var(--primary-lite);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 4px 12px;
    border-radius: 50px;
    text-transform: uppercase;
    width: fit-content;
}

.forum-hero-title {
    font-size: clamp(1.5rem, 3.5vw, 2.1rem);
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.15;
    margin: 0;
    letter-spacing: -0.5px;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
}

.forum-hero-sub {
    font-size: clamp(0.97rem, 2vw, 1.07rem);
    color: #002244;
    font-weight: 600;
    line-height: 1.65;
    margin: 0;
    max-width: 640px;
    text-align: justify;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.9), 0 0 20px rgba(255, 255, 255, 0.6);
}

.forum-hero-stats {
    display: flex;
    align-items: center;
    gap: 1.1rem;
    flex-wrap: wrap;
    margin-top: 0.4rem;
}

.fhs-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.fhs-value {
    font-size: clamp(1.3rem, 2.5vw, 1.55rem);
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    text-shadow: 0 0 10px rgba(96, 165, 250, 0.4);
}

.fhs-label {
    font-size: 0.78rem;
    font-weight: 600;
    color: #002244;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-top: 2px;
}

.fhs-divider {
    width: 1px;
    height: 26px;
    background: linear-gradient(to bottom, transparent, rgba(96, 165, 250, 0.4), transparent);
}

.forum-hero-art {
    flex-shrink: 0;
}

.hero-art-img {
    width: clamp(80px, 14vw, 160px);
    height: clamp(80px, 14vw, 160px);
    object-fit: contain;
    filter: drop-shadow(0 4px 16px rgba(38, 84, 158, 0.35));
    transition: transform 0.4s ease;
}

.forum-hero:hover .hero-art-img {
    transform: scale(1.05) rotate(-2deg);
}

/* ─── Quick Bar ─────────────────────────────────────────────────────────── */
.forum-quick-bar {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 8px 16px;
    border-radius: 10px;
    background: rgba(38, 84, 158, 0.1);
    border: 1px solid rgba(109, 155, 232, 0.2);
    flex-wrap: wrap;
}

.fqb-sep {
    width: 1px;
    height: 22px;
    background: rgba(109, 155, 232, 0.3);
    margin: 0 4px;
}

.forum-quick-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-mid);
    text-decoration: none;
    padding: 4px 10px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.forum-quick-link:hover {
    background: rgba(38, 84, 158, 0.15);
    color: var(--primary);
}

/* ─── Category Block ────────────────────────────────────────────────────── */
.forum-category {
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(109, 155, 232, 0.22);
    box-shadow: 0 2px 16px rgba(38, 84, 158, 0.08);
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    transition: box-shadow 0.3s ease;
}

.forum-category:hover {
    box-shadow: 0 6px 30px rgba(38, 84, 158, 0.14);
}

/* Category Header */
.forum-cat-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 12px 18px;
    background: linear-gradient(90deg,
        rgba(26, 42, 80, 0.94) 0%,
        rgba(38, 84, 158, 0.92) 100%);
    border-bottom: 2px solid rgba(255, 92, 10, 0.6);
}

.forum-cat-icon-wrap {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.12);
    font-size: 1.1rem;
    flex-shrink: 0;
    color: #fff !important;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
}

.forum-cat-title-wrap {
    flex: 1;
    min-width: 0;
}

.forum-cat-title {
    font-family: 'Space Grotesk', 'Outfit', sans-serif;
    font-size: clamp(0.95rem, 2vw, 1.05rem);
    font-weight: 700;
    color: #fff;
    margin: 0 0 1px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.forum-cat-desc {
    font-family: 'Inter', sans-serif;
    font-size: 0.80rem;
    color: rgba(255, 210, 150, 0.8);
    margin: 0;
    font-weight: 400;
    letter-spacing: 0.1px;
}

.forum-cat-count {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
}

.fcc-num {
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    line-height: 1;
}

.fcc-label {
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.55);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ─── Boards Table ──────────────────────────────────────────────────────── */
.forum-boards-table {
    display: flex;
    flex-direction: column;
}

/* Column header row */
.fbt-head {
    display: flex;
    align-items: center;
    padding: 6px 16px 6px 68px;
    background: rgba(26, 42, 80, 0.06);
    border-bottom: 1px solid rgba(109, 155, 232, 0.15);
    gap: 0;
}

.fbt-col {
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--text-mid);
    text-transform: uppercase;
    letter-spacing: 0.7px;
}

.fbt-col-main {
    flex: 1;
    min-width: 0;
}

.fbt-col-num {
    width: 80px;
    text-align: center;
    flex-shrink: 0;
}

.fbt-col-last {
    width: 340px;
    flex-shrink: 0;
}

/* Board Row */
.fbt-row {
    display: flex;
    align-items: center;
    gap: 0;
    padding: 13px 16px;
    border-bottom: 1px solid rgba(109, 155, 232, 0.1);
    transition: background 0.2s ease;
    position: relative;
}

.fbt-row:last-child {
    border-bottom: none;
}

.fbt-row:hover {
    background: rgba(38, 84, 158, 0.06);
}

/* Board Status Icon */
.fbt-board-icon {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: rgba(38, 84, 158, 0.08);
    font-size: 1.04rem;
    flex-shrink: 0;
    margin-right: 14px;
    position: relative;
    transition: background 0.25s ease, transform 0.25s ease;
}

.fbt-row:hover .fbt-board-icon {
    background: rgba(38, 84, 158, 0.14);
    transform: scale(1.07);
}

.fbt-board-dot {
    position: absolute;
    bottom: 4px;
    right: 4px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, 0.85);
}

.fbt-board-dot--new {
    background: #22c55e;
    box-shadow: 0 0 6px #22c55e88;
    animation: pulse-dot 2s ease-in-out infinite;
}

.fbt-board-dot--read {
    background: #94a3b8;
}

/* Board main col */
.fbt-col-main {
    flex: 1;
    min-width: 0;
    padding-right: 12px;
}

.fbt-board-title {
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    font-size: clamp(0.85rem, 2vw, 0.95rem);
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s ease;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-transform: capitalize;
    letter-spacing: 0.2px;
}

.fbt-board-title:hover {
    color: var(--primary-mid);
    text-decoration: underline;
}

.fbt-board-desc {
    font-family: 'Inter', sans-serif;
    font-size: 0.81rem;
    color: #4a5a7b;
    margin: 3px 0 0;
    line-height: 1.5;
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0.05px;
}

/* Subboards */
.fbt-subboards {
    margin-top: 5px;
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

.fbt-sub-icon {
    font-size: 0.72rem;
    color: var(--primary-lite);
}

.fbt-sub-link {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary-mid);
    text-decoration: none;
    transition: color 0.2s;
}

.fbt-sub-link:hover {
    color: var(--primary);
    text-decoration: underline;
}

.fbt-sub-sep {
    color: rgba(38, 84, 158, 0.4);
    font-size: 0.75rem;
}

/* Numbers */
.fbt-num {
    font-size: 0.66rem;
    font-weight: 700;
    color: var(--text-dark);
}

/* Last Post col */
.fbt-col-last {
    width: 340px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    overflow: hidden;
}

.fbt-last-avatar {
    font-size: 1.29rem;
    color: var(--primary-lite);
    flex-shrink: 0;
    line-height: 1;
}

.fbt-last-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.fbt-last-topic {
    font-family: 'Inter', sans-serif;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-dark);
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
    transition: color 0.2s;
    text-transform: capitalize;
    letter-spacing: 0.1px;
}

.fbt-last-topic:hover {
    color: var(--primary);
}

.fbt-last-meta {
    font-size: 0.65rem;
    color: #5a6a8a;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.fbt-last-time {
    font-size: 0.60rem;
    color: #7a8aaa;
    font-style: italic;
    text-transform: none;
}

.fbt-last-user {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    text-transform: none;
    font-size: 0.71rem;
}

.fbt-last-user:hover {
    color: var(--primary-mid);
    text-decoration: underline;
}

.fbt-last-goto {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(38, 84, 158, 0.08);
    color: var(--primary);
    font-size: 0.72rem;
    flex-shrink: 0;
    text-decoration: none;
    transition: all 0.2s ease;
}

.fbt-last-goto:hover {
    background: var(--primary);
    color: #fff;
    transform: translateX(2px);
}

/* ─── Bottom Row ────────────────────────────────────────────────────────── */
.forum-bottom-row {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
}

/* ─── Stats Panel ───────────────────────────────────────────────────────── */
.forum-stats-panel {
    flex: 1;
    min-width: 220px;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(109, 155, 232, 0.22);
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: 0 2px 16px rgba(38, 84, 158, 0.08);
}

.fsp-header {
    padding: 10px 16px;
    background: linear-gradient(90deg,
        rgba(26, 42, 80, 0.94) 0%,
        rgba(38, 84, 158, 0.92) 100%);
    border-bottom: 2px solid rgba(255, 92, 10, 0.6);
    font-size: 0.9rem;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.fsp-body {
    padding: 10px 16px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.fsp-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid rgba(109, 155, 232, 0.1);
}

.fsp-row:last-child {
    border-bottom: none;
}

.fsp-label {
    font-size: 0.87rem;
    font-weight: 600;
    color: #3a4a6b;
}

.fsp-val {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--primary);
}

.fsp-val--link a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 700;
}

.fsp-val--link a:hover {
    color: var(--primary-mid);
    text-decoration: underline;
}

/* ─── Online Panel ──────────────────────────────────────────────────────── */
.forum-online-panel {
    flex: 2;
    min-width: 280px;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(109, 155, 232, 0.22);
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: 0 2px 16px rgba(38, 84, 158, 0.08);
}

.fop-header {
    padding: 10px 16px;
    background: linear-gradient(90deg,
        rgba(26, 42, 80, 0.94) 0%,
        rgba(38, 84, 158, 0.92) 100%);
    border-bottom: 2px solid rgba(255, 92, 10, 0.6);
    font-size: 0.9rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.85);
    display: flex;
    align-items: center;
    gap: 7px;
}

.fop-body {
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.fop-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.fop-user {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.83rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.fop-user--admin {
    background: rgba(255, 92, 10, 0.1);
    color: #c94400;
    border-color: rgba(255, 92, 10, 0.25);
}

.fop-user--admin:hover {
    background: rgba(255, 92, 10, 0.18);
    color: #a83500;
}

.fop-user--moderator {
    background: rgba(22, 163, 74, 0.1);
    color: #15803d;
    border-color: rgba(22, 163, 74, 0.25);
}

.fop-user--moderator:hover {
    background: rgba(22, 163, 74, 0.18);
    color: #166534;
}

.fop-user--member {
    background: rgba(38, 84, 158, 0.08);
    color: var(--primary);
    border-color: rgba(38, 84, 158, 0.2);
}

.fop-user--member:hover {
    background: rgba(38, 84, 158, 0.15);
    color: var(--primary-mid);
}

.fop-guests {
    font-size: 0.82rem;
    color: #5a6a8a;
    font-weight: 500;
}

.fop-legend {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.fop-legend-item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.8rem;
    color: #5a6a8a;
    font-weight: 500;
}

.fop-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}

.fop-dot--admin {
    background: #FF5C0A;
    box-shadow: 0 0 5px rgba(255, 92, 10, 0.5);
}

.fop-dot--moderator {
    background: #22c55e;
    box-shadow: 0 0 5px rgba(34, 197, 94, 0.5);
}

.fop-dot--member {
    background: var(--primary);
    box-shadow: 0 0 5px rgba(38, 84, 158, 0.4);
}

/* ─── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
    .fbt-col-last {
        width: 280px;
    }

    .fbt-col-num {
        width: 60px;
    }
}

@media (max-width: 680px) {
    .fbt-head {
        display: none;
    }

    .fbt-row {
        flex-wrap: wrap;
        gap: 6px;
    }

    .fbt-col-num {
        width: auto;
        flex-shrink: 1;
    }

    .fbt-col-last {
        width: 100%;
    }

    .forum-hero-art {
        display: none;
    }

    .forum-bottom-row {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .fbt-row {
        padding: 10px 12px;
    }

    .forum-hero {
        padding: 1rem;
    }

    .forum-quick-bar {
        gap: 0.4rem;
        padding: 8px 12px;
    }

    .fqb-sep {
        display: none;
    }
}