/* V19: clean, readable, accessible desktop/mobile layout */
:root{--kbv-border:#e8eaf0;--kbv-text:#202a3c;--kbv-soft:#f6f8fc}
body{background:#f6f8fc!important;color:var(--kbv-text)}
.header{background:#fff!important;border-bottom:1px solid var(--kbv-border)!important;box-shadow:none!important}
.hero{padding:25px 0 20px!important;gap:20px}
.hero h1{font-size:clamp(25px,3vw,37px)!important;line-height:1.2!important}
.heroart{font-size:48px!important}
.layout{display:grid!important;grid-template-columns:minmax(300px,360px) minmax(0,1fr)!important;gap:20px!important;align-items:start!important}
.kbv-v19-sidebar{min-width:0;display:flex;flex-direction:column;gap:0;background:#fff;border:1px solid var(--kbv-border);border-radius:16px;overflow:hidden}
.kbv-v19-tabs{display:grid;grid-template-columns:1fr 1fr;gap:0;border-bottom:1px solid var(--kbv-border);background:#fff}
.kbv-v19-tabs button{appearance:none;background:transparent;border:0;border-bottom:3px solid transparent;padding:17px 10px;font:inherit;font-weight:750;font-size:14px;color:#637086;cursor:pointer}
.kbv-v19-tabs button[aria-selected=true]{color:#d82770;border-bottom-color:#e92e78;background:#fff8fb}
.kbv-v19-tabs button:focus-visible{outline:2px solid #d82770;outline-offset:-3px}
.kbv-v19-pane{min-width:0}
.kbv-v19-pane[hidden]{display:none!important}
.kbv-v19-pane>.panel{border:0!important;box-shadow:none!important;border-radius:0!important;width:100%!important;min-width:0!important}
.kbv-v19-pane>.right{border-top:1px solid var(--kbv-border)!important}
.kbv-v19-pane .members{display:block!important}
.kbv-v19-pane .pad{padding:17px!important}
.kbv-v19-pane .kbv-feed-head{padding:16px!important}
.kbv-v19-pane .kbv-feed-head h2{font-size:17px!important}
.kbv-v19-pane .kbv-post-compose{padding:16px!important}
.kbv-v19-pane .kbv-post-list{padding:10px 16px!important}
.layout>#chat-chung{grid-column:2!important;grid-row:1!important;width:100%!important;min-width:0!important;max-width:none!important;border:1px solid var(--kbv-border)!important;box-shadow:none!important;border-radius:16px!important;background:#fff!important}
#chat-chung .chathead{background:#fff!important;border-bottom:1px solid var(--kbv-border)!important;padding:20px!important}
#chat-chung .chathead h2{font-size:21px!important}
#chat-chung .chatmessages{height:min(58vh,560px)!important;min-height:350px!important;padding:18px!important;background:#fff!important}
#chat-chung .composer{padding:14px!important;background:#fff!important;border-top:1px solid var(--kbv-border)!important}
#chat-chung .chatfoot{background:#fff!important;padding:12px 18px!important}
.kbv-v19-intro{font-size:12px;color:#718096;margin:4px 0 0}
.kbv-v19-stats{max-width:1100px!important;margin:24px auto!important}
.kbv-v19-stats h2{color:var(--kbv-text);font-size:18px!important}
.kbv-v19-stats #kbv-analytics{border:1px solid var(--kbv-border)!important;border-radius:15px!important;background:#fff!important}
@media(max-width:800px){.layout{grid-template-columns:minmax(0,1fr)!important;gap:14px!important}.layout>#chat-chung{grid-column:1!important;grid-row:1!important}.kbv-v19-sidebar{grid-column:1;grid-row:2}.heroart{display:none!important}#chat-chung .chatmessages{height:350px!important;min-height:280px!important}.kbv-v19-pane .members{display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:6px}.kbv-v19-stats{padding:0 12px!important}}
@media(max-width:480px){.layout{gap:12px!important}.hero{padding:18px 0!important}#chat-chung .chathead{padding:14px!important}#chat-chung .chatmessages{height:310px!important}#chat-chung .composer{padding:10px!important}.kbv-v19-pane .members{grid-template-columns:1fr!important}.kbv-v19-tabs button{padding:14px 8px}.kbv-v19-intro{display:none}}