/* Participate Q&A v1.2 */
:root {
    --pqa-accent:    #2563eb;
    --pqa-accent-lt: #dbeafe;
    --pqa-accent-dk: #1d4ed8;
    --pqa-green:     #16a34a;
    --pqa-green-lt:  #dcfce7;
    --pqa-amber:     #d97706;
    --pqa-amber-lt:  #fef3c7;
    --pqa-red:       #dc2626;
    --pqa-red-lt:    #fee2e2;
    --pqa-g50:       #f9fafb;
    --pqa-g100:      #f3f4f6;
    --pqa-g200:      #e5e7eb;
    --pqa-g400:      #9ca3af;
    --pqa-g600:      #4b5563;
    --pqa-g900:      #111827;
    --pqa-r:         10px;
    --pqa-r-sm:      6px;
    --pqa-sh:        0 1px 3px rgba(0,0,0,.08), 0 4px 12px rgba(0,0,0,.05);
    --pqa-font:      -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --pqa-tr:        160ms ease;
}
*, *::before, *::after { box-sizing: border-box; }

/* ── Shared ── */
.pqa-audience, .pqa-moderator, .pqa-presenter {
    font-family: var(--pqa-font);
    color: var(--pqa-g900);
    line-height: 1.55;
}
.pqa-title { font-size: 1rem; font-weight: 700; margin: 0 0 .75rem; }
.pqa-label { display: block; font-size: .85rem; font-weight: 600; color: var(--pqa-g600); margin-bottom: .3rem; }
.pqa-required { color: var(--pqa-red); }
.pqa-optional { color: var(--pqa-g400); font-weight: 400; }
.pqa-input, .pqa-textarea {
    width: 100%; padding: .6em .85em;
    border: 1.5px solid var(--pqa-g200); border-radius: var(--pqa-r-sm);
    font: inherit; color: var(--pqa-g900); background: #fff; outline: none;
    transition: border-color var(--pqa-tr), box-shadow var(--pqa-tr);
}
.pqa-input:focus, .pqa-textarea:focus { border-color: var(--pqa-accent); box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.pqa-textarea { resize: vertical; min-height: 80px; }
.pqa-char-count { text-align: right; font-size: .75rem; color: var(--pqa-g400); margin-top: .2rem; }
.pqa-field { margin-bottom: .9rem; }
.pqa-btn {
    display: inline-flex; align-items: center; gap: .35em;
    padding: .55em 1.1em; border-radius: var(--pqa-r-sm);
    font: 600 .875rem/1.4 var(--pqa-font); border: none; cursor: pointer;
    transition: background var(--pqa-tr), transform var(--pqa-tr); text-decoration: none;
}
.pqa-btn:active { transform: scale(.97); }
.pqa-btn--primary { background: var(--pqa-accent); color: #fff; }
.pqa-btn--primary:hover  { background: var(--pqa-accent-dk); }
.pqa-btn--success { background: var(--pqa-green); color: #fff; }
.pqa-btn--success:hover  { background: #15803d; }
.pqa-btn--danger  { background: var(--pqa-red); color: #fff; }
.pqa-btn--danger:hover   { background: #b91c1c; }
.pqa-btn--ghost   { background: transparent; color: var(--pqa-g600); border: 1.5px solid var(--pqa-g200); }
.pqa-btn--ghost:hover    { background: var(--pqa-g100); }
.pqa-btn--warning { background: var(--pqa-amber); color: #fff; }
.pqa-btn--warning:hover  { background: #b45309; }
.pqa-btn--sm   { padding: .32em .7em; font-size: .8rem; }
.pqa-btn--full { width: 100%; justify-content: center; margin-top: .6rem; }
.pqa-btn:disabled { opacity: .5; cursor: not-allowed; }
.pqa-badge {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 22px; height: 22px; padding: 0 5px;
    border-radius: 999px; background: var(--pqa-accent); color: #fff; font-size: .72rem; font-weight: 700;
}
.pqa-notice { padding: .7rem 1rem; border-radius: var(--pqa-r-sm); font-size: .9rem; margin-bottom: 1rem; }
.pqa-notice--inactive { background: var(--pqa-g100); color: var(--pqa-g600); border-left: 4px solid var(--pqa-g400); }
.pqa-form-message { padding: .7rem 1rem; border-radius: var(--pqa-r-sm); font-size: .875rem; margin-top: .6rem; }
.pqa-form-message.success { background: var(--pqa-green-lt); color: #14532d; }
.pqa-form-message.error   { background: var(--pqa-red-lt);   color: #7f1d1d; }
.pqa-vote-btn {
    display: inline-flex; flex-direction: column; align-items: center; gap: .1em;
    min-width: 42px; padding: .4em .5em;
    background: var(--pqa-g50); border: 1.5px solid var(--pqa-g200); border-radius: var(--pqa-r-sm);
    cursor: pointer; font: inherit; color: var(--pqa-g600);
    transition: background var(--pqa-tr), border-color var(--pqa-tr), color var(--pqa-tr);
}
.pqa-vote-btn:hover { background: var(--pqa-accent-lt); border-color: var(--pqa-accent); color: var(--pqa-accent); }
.pqa-vote-btn.voted { background: var(--pqa-accent); border-color: var(--pqa-accent); color: #fff; }
.pqa-vote-icon  { font-size: .9rem; line-height: 1; }
.pqa-vote-count { font-size: .72rem; font-weight: 700; line-height: 1; }
@keyframes pqa-in { from { opacity: 0; transform: translateY(-5px); } to { opacity: 1; transform: none; } }

/* ── AUDIENCE ── */
.pqa-audience { max-width: 620px; margin: 0 auto; }
.pqa-submit-area {
    background: #fff; border: 1.5px solid var(--pqa-g200); border-radius: var(--pqa-r);
    padding: 1.4rem 1.5rem; margin-bottom: 1.5rem; box-shadow: var(--pqa-sh);
}
.pqa-questions-header { display: flex; align-items: center; gap: .6rem; margin-bottom: .75rem; }
.pqa-empty { text-align: center; padding: 2.5rem 1rem; color: var(--pqa-g400); font-size: .9rem; }
.pqa-list  { display: flex; flex-direction: column; gap: .55rem; }
.pqa-qcard {
    display: flex; gap: .8rem; align-items: flex-start;
    background: #fff; border: 1.5px solid var(--pqa-g200); border-radius: var(--pqa-r);
    padding: .85rem 1rem; box-shadow: var(--pqa-sh); animation: pqa-in .22s ease;
}
.pqa-qcard--mine { border-left: 3px solid var(--pqa-accent); }
.pqa-qcard-body { flex: 1; min-width: 0; }
.pqa-qcard-text { font-size: .95rem; margin: 0 0 .35rem; word-break: break-word; }
.pqa-qcard-meta { font-size: .77rem; color: var(--pqa-g400); }
.pqa-qcard-author { font-weight: 600; color: var(--pqa-g600); }
.pqa-answered-badge { color: var(--pqa-accent); font-weight: 600; }

/* ── MODERATOR ── */
.pqa-moderator { max-width: 880px; margin: 0 auto; }
.pqa-pin-gate  { display: flex; justify-content: center; padding: 4rem 1rem; }
.pqa-pin-box   {
    background: #fff; border: 1.5px solid var(--pqa-g200); border-radius: var(--pqa-r);
    padding: 2.5rem 2rem; max-width: 360px; width: 100%; text-align: center; box-shadow: var(--pqa-sh);
}
.pqa-pin-icon { font-size: 2.5rem; margin-bottom: .75rem; }
.pqa-pin-box h2 { font-size: 1.2rem; margin: 0 0 .3rem; }
.pqa-pin-box p  { font-size: .9rem; color: var(--pqa-g600); margin: 0 0 1.25rem; }
.pqa-pin-input  { text-align: center; font-size: 1.2rem; letter-spacing: .2em; margin-bottom: 0; }
.pqa-pin-error  { margin-top: .6rem; font-size: .85rem; color: var(--pqa-red); }
.pqa-pin-notice { font-size: .85rem; color: var(--pqa-g600); background: var(--pqa-g100); padding: .75rem; border-radius: var(--pqa-r-sm); }
.pqa-mod-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 1.25rem; gap: 1rem; flex-wrap: wrap; }
.pqa-mod-title  { display: flex; align-items: flex-start; gap: .75rem; }
.pqa-mod-icon   { font-size: 1.6rem; margin-top: .1rem; }
.pqa-mod-title h2 { font-size: 1.2rem; font-weight: 700; margin: 0 0 .15rem; }
.pqa-mod-subtitle { font-size: .82rem; color: var(--pqa-g400); margin: 0; }
.pqa-mod-controls { display: flex; align-items: center; gap: .75rem; }
.pqa-status-dot { width: 10px; height: 10px; background: var(--pqa-green); border-radius: 50%; animation: pqa-pulse 2s infinite; }
@keyframes pqa-pulse { 0%  { box-shadow: 0 0 0 0   rgba(22,163,74,.5); } 70% { box-shadow: 0 0 0 8px rgba(22,163,74,0); } 100%{ box-shadow: 0 0 0 0   rgba(22,163,74,0); } }
.pqa-mod-tabs { display: flex; gap: .2rem; flex-wrap: wrap; border-bottom: 2px solid var(--pqa-g200); margin-bottom: 1rem; }
.pqa-mod-tab {
    padding: .5em .9em; background: transparent; border: none; border-bottom: 2.5px solid transparent; margin-bottom: -2px;
    font: 600 .875rem/1 var(--pqa-font); color: var(--pqa-g600); cursor: pointer;
    display: flex; align-items: center; gap: .4em;
    transition: color var(--pqa-tr), border-color var(--pqa-tr);
}
.pqa-mod-tab:hover { color: var(--pqa-accent); }
.pqa-mod-tab--active { color: var(--pqa-accent); border-bottom-color: var(--pqa-accent); }
.pqa-tab-count { background: var(--pqa-g200); color: var(--pqa-g600); border-radius: 999px; padding: 0 6px; font-size: .7rem; font-weight: 700; min-width: 18px; text-align: center; }
.pqa-mod-tab--active .pqa-tab-count { background: var(--pqa-accent-lt); color: var(--pqa-accent); }
.pqa-mod-list  { display: flex; flex-direction: column; gap: .55rem; }
.pqa-mod-empty { padding: 2.5rem 1rem; text-align: center; color: var(--pqa-g400); font-size: .9rem; }
.pqa-mod-card {
    background: #fff; border: 1.5px solid var(--pqa-g200); border-radius: var(--pqa-r);
    padding: .85rem 1rem; display: flex; gap: .85rem; align-items: flex-start;
    box-shadow: var(--pqa-sh); animation: pqa-in .2s ease;
}
.pqa-mod-card[data-status="pending"]  { border-left: 4px solid var(--pqa-amber); }
.pqa-mod-card[data-status="approved"] { border-left: 4px solid var(--pqa-green); }
.pqa-mod-card[data-status="answered"] { border-left: 4px solid var(--pqa-accent); }
.pqa-mod-card[data-status="hidden"]   { border-left: 4px solid var(--pqa-g400); opacity: .6; }
.pqa-mod-card.pinned { border-left: 4px solid #f59e0b !important; background: #fffbeb; }
.pqa-mod-card-body { flex: 1; min-width: 0; }
.pqa-mod-card-q    { font-size: .95rem; margin: 0 0 .4rem; word-break: break-word; }
.pqa-mod-card-meta { display: flex; align-items: center; gap: .55rem; flex-wrap: wrap; font-size: .77rem; color: var(--pqa-g400); margin-bottom: .55rem; }
.pqa-mod-card-author { font-weight: 600; color: var(--pqa-g600); }
.pqa-status-badge { font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; padding: .15em .5em; border-radius: 4px; }
.pqa-status-pending  { background: var(--pqa-amber-lt); color: #92400e; }
.pqa-status-approved { background: var(--pqa-green-lt); color: #14532d; }
.pqa-status-answered { background: var(--pqa-accent-lt); color: #1e40af; }
.pqa-status-hidden   { background: var(--pqa-g100); color: var(--pqa-g600); }
.pqa-pin-badge { background: #fef3c7; color: #92400e; font-size: .68rem; font-weight: 700; padding: .15em .5em; border-radius: 4px; }
.pqa-mod-card-actions { display: flex; gap: .3rem; flex-wrap: wrap; }
.pqa-mod-confirm { position: fixed; inset: 0; background: rgba(0,0,0,.4); display: flex; align-items: center; justify-content: center; z-index: 9999; }
.pqa-mod-confirm-box { background: #fff; border-radius: var(--pqa-r); padding: 2rem; max-width: 360px; width: 90%; box-shadow: 0 8px 32px rgba(0,0,0,.2); text-align: center; }
.pqa-mod-confirm-box p { margin: 0 0 1.25rem; }
.pqa-mod-confirm-actions { display: flex; gap: .5rem; justify-content: center; }

/* ════════════════════════════════════════════════════════════════
   PRESENTER VIEW — fully theme-variable driven
   ════════════════════════════════════════════════════════════════ */

/* Default theme tokens — overridden by inline <style> from PHP */
.pqa-presenter {
    --pres-bg:      #0a0a0a;
    --pres-surface: #161616;
    --pres-accent:  #2563eb;
    --pres-text:    #ffffff;
    --pres-muted:   #6b7280;
    --pres-font:    -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.pqa-presenter {
    min-height: 100vh;
    background: var(--pres-bg);
    color: var(--pres-text);
    font-family: var(--pres-font);
    display: grid;
    grid-template-rows: auto 1fr auto;
    max-width: none;
}

/* Header */
.pqa-pres-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 1rem 2rem;
    background: var(--pres-surface);
    border-bottom: 1px solid rgba(255,255,255,.07);
}
.pqa-pres-branding { display: flex; align-items: center; gap: .85rem; }
.pqa-pres-logo { max-height: 36px; max-width: 160px; object-fit: contain; }
.pqa-pres-session-name { font-size: .9rem; font-weight: 500; color: var(--pres-muted); }
.pqa-pres-meta { display: flex; align-items: center; gap: 1.25rem; }
.pqa-pres-count-wrap { font-size: .8rem; color: var(--pres-muted); }
.pqa-pres-live-pill {
    display: flex; align-items: center; gap: .4rem;
    background: rgba(220,38,38,.15); border: 1px solid rgba(220,38,38,.3);
    color: #f87171; font-size: .68rem; font-weight: 800; letter-spacing: .1em;
    padding: .3em .75em; border-radius: 999px;
}
.pqa-pres-dot { width: 7px; height: 7px; background: #f87171; border-radius: 50%; animation: pqa-live 1.4s infinite; flex-shrink: 0; }
@keyframes pqa-live { 0%  { box-shadow: 0 0 0 0   rgba(248,113,113,.6); } 70% { box-shadow: 0 0 0 8px rgba(248,113,113,0); } 100%{ box-shadow: 0 0 0 0   rgba(248,113,113,0); } }

/* ── Featured question (top section) ── */
.pqa-pres-featured {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 5vw 2rem;
    position: relative;
    min-height: 280px;
    overflow: hidden;
}
.pqa-pres-featured::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 60%, rgba(37,99,235,.08) 0%, transparent 65%);
    pointer-events: none;
}

/* Empty state */
.pqa-pres-empty { text-align: center; color: var(--pres-muted); opacity: .5; }
.pqa-pres-empty-icon { font-size: 2.5rem; margin-bottom: .5rem; }

/* Featured card */
.pqa-pres-feat-card {
    max-width: 860px; width: 100%; text-align: center; position: relative; z-index: 1;
    animation: pqa-appear .4s cubic-bezier(.22,1,.36,1);
}
@keyframes pqa-appear { from { opacity: 0; transform: translateY(16px) scale(.98); } to { opacity: 1; transform: none; } }

.pqa-pres-feat-tag {
    display: inline-flex; align-items: center; gap: .4rem;
    background: rgba(37,99,235,.18);
    border: 1px solid rgba(37,99,235,.35);
    color: var(--pres-accent);
    font-size: .72rem; font-weight: 800; letter-spacing: .08em;
    text-transform: uppercase; padding: .3em .85em; border-radius: 999px;
    margin-bottom: 1.1rem;
    filter: brightness(1.4);
}
.pqa-pres-feat-tag.pinned { background: rgba(245,158,11,.15); border-color: rgba(245,158,11,.35); color: #fbbf24; filter: none; }

.pqa-pres-feat-q {
    font-size: clamp(1.75rem, 3.5vw, 2.8rem);
    font-weight: 700;
    line-height: 1.22;
    letter-spacing: -.02em;
    color: var(--pres-text);
    margin: 0 0 1.25rem;
    word-break: break-word;
}
.pqa-pres-feat-author {
    font-size: .95rem;
    color: var(--pres-muted);
}
.pqa-pres-feat-author strong { color: rgba(255,255,255,.7); font-weight: 600; }
.pqa-pres-feat-votes {
    display: inline-flex; align-items: center; gap: .4rem;
    margin-top: .75rem;
    background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08);
    border-radius: 999px; padding: .3em 1em;
    font-size: .82rem; color: var(--pres-muted);
}

/* ── Question list (bottom section) ── */
.pqa-pres-list-wrap {
    background: var(--pres-surface);
    border-top: 1px solid rgba(255,255,255,.07);
    padding: .75rem 2rem 1rem;
    overflow-y: auto;
    max-height: 38vh;
}
.pqa-pres-list-label {
    font-size: .62rem; font-weight: 800; letter-spacing: .12em;
    text-transform: uppercase; color: var(--pres-muted); opacity: .5;
    margin-bottom: .6rem;
}
.pqa-pres-list { display: flex; flex-direction: column; gap: .45rem; }

.pqa-pres-item {
    display: flex; align-items: flex-start; gap: .85rem;
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.06);
    border-radius: 8px;
    padding: .75rem 1rem;
    transition: background 160ms ease;
}
.pqa-pres-item:hover { background: rgba(255,255,255,.07); }
.pqa-pres-item-rank {
    flex-shrink: 0;
    display: flex; flex-direction: column; align-items: center; gap: .15rem;
    min-width: 36px; padding-top: .1rem;
    color: var(--pres-muted); opacity: .6;
    font-size: .72rem; font-weight: 700;
}
.pqa-pres-item-rank .rank-arrow { font-size: .85rem; }
.pqa-pres-item-body { flex: 1; min-width: 0; }
.pqa-pres-item-q {
    font-size: .95rem; line-height: 1.45;
    color: var(--pres-text); opacity: .85;
    margin: 0 0 .3rem; word-break: break-word;
}
.pqa-pres-item-meta {
    font-size: .75rem; color: var(--pres-muted); opacity: .6;
    display: flex; align-items: center; gap: .5rem;
}
.pqa-pres-item.is-answered .pqa-pres-item-q { opacity: .5; }
.pqa-pres-item.is-answered::after {
    content: '✓';
    color: var(--pres-accent);
    font-size: .9rem;
    margin-left: auto;
    flex-shrink: 0;
    padding-top: .15rem;
}

/* List scrollbar */
.pqa-pres-list-wrap::-webkit-scrollbar { width: 4px; }
.pqa-pres-list-wrap::-webkit-scrollbar-track { background: transparent; }
.pqa-pres-list-wrap::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 2px; }

/* ── Admin ── */
.pqa-admin-grid { display: grid; grid-template-columns: 1fr 440px; gap: 1.5rem; align-items: start; }
.pqa-admin-card { background: #fff; border: 1px solid #ccd0d4; border-radius: 4px; padding: 1.25rem 1.5rem; }
.pqa-theme-preview {
    border-radius: 8px; overflow: hidden; margin-top: 1rem;
    border: 1px solid var(--pqa-g200);
}
.pqa-theme-preview-bar {
    height: 36px; display: flex; align-items: center; padding: 0 .85rem;
    gap: .6rem; font-size: .75rem; font-weight: 600;
}
.pqa-theme-preview-body { padding: .85rem; }
.pqa-theme-preview-q { font-size: .85rem; font-weight: 700; line-height: 1.3; }
.pqa-theme-preview-author { font-size: .72rem; margin-top: .3rem; }
.pqa-color-row { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; margin-bottom: .6rem; }
.pqa-color-field label { display: flex; align-items: center; gap: .5rem; font-size: .82rem; font-weight: 600; color: var(--pqa-g600); cursor: pointer; }
.pqa-color-field input[type=color] { width: 28px; height: 28px; border: none; border-radius: 4px; cursor: pointer; padding: 0; background: none; }

@media (max-width: 900px) { .pqa-admin-grid { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
    .pqa-pres-header { padding: .6rem 1rem; }
    .pqa-pres-featured { padding: 1.5rem 1.25rem; min-height: 200px; }
    .pqa-pres-feat-q { font-size: 1.4rem; }
    .pqa-pres-list-wrap { padding: .6rem 1rem; max-height: 45vh; }
}