/* 前台客服視窗（介面參考蝦皮聊聊）。手機版全螢幕。 */
#okpay-chat-btn{position:fixed;right:16px;bottom:calc(88px + var(--okpay-cookie-h, 0px));z-index:99998;background:#446084;color:#fff;border:0;border-radius:999px;padding:12px 18px;font-size:15px;line-height:1.2;box-shadow:0 4px 14px rgba(0,0,0,.2);cursor:pointer}
#okpay-chat-btn .okc-badge{display:inline-block;background:#d63638;border-radius:999px;padding:1px 7px;margin-left:6px;font-size:12px}
#okpay-chat-btn .okc-badge[hidden]{display:none}
#okpay-chat-panel{position:fixed;right:16px;bottom:calc(16px + var(--okpay-cookie-h, 0px));z-index:99999;width:400px;max-width:calc(100vw - 32px);height:620px;max-height:calc(100vh - 32px - var(--okpay-cookie-h, 0px));background:#fff;border:1px solid #ddd;border-radius:12px;box-shadow:0 8px 28px rgba(0,0,0,.22);display:flex;flex-direction:column;overflow:hidden;font-size:14px;color:#333}
#okpay-chat-panel[hidden]{display:none}
#okpay-chat-panel *{box-sizing:border-box}
.okc-head{background:#446084;color:#fff;padding:10px 12px 10px 14px;display:flex;justify-content:space-between;align-items:center;flex:none}
.okc-title small{display:block;opacity:.85;font-size:12px}
.okc-icon{background:none;border:0;color:inherit;font-size:18px;line-height:1;cursor:pointer;padding:4px 8px;margin:0;min-height:0}
.okc-notice{flex:none;background:#fff8e5;border-bottom:1px solid #f3e2b3;color:#7a5b00;font-size:12px;line-height:1.5;padding:6px 12px}
.okc-body{flex:1;overflow-y:auto;padding:10px 12px;background:#f5f5f5}
.okc-day{text-align:center;margin:10px 0 6px}
.okc-day span{background:rgba(0,0,0,.08);color:#666;font-size:12px;border-radius:999px;padding:2px 10px}
.okc-row{display:flex;align-items:flex-end;gap:6px;margin:6px 0}
.okc-row.mine{flex-direction:row-reverse}
.okc-bubble{max-width:78%;background:#fff;border:1px solid #e6e6e6;border-radius:10px;padding:8px 10px;white-space:pre-wrap;word-break:break-word;line-height:1.55}
.okc-row.mine .okc-bubble{background:#dbe7f6;border-color:#cddcf0}
.okc-row.from-system .okc-bubble{background:#fffdf3;border-color:#efe6c3}
.okc-who{display:block;font-size:11px;color:#888;margin-bottom:2px}
.okc-meta{font-size:11px;color:#999;white-space:nowrap;display:flex;flex-direction:column;align-items:flex-end;gap:2px}
.okc-row:not(.mine) .okc-meta{align-items:flex-start}
.okc-read{color:#446084}
.okc-recall{background:none;border:0;padding:0;margin:0;color:#999;font-size:11px;cursor:pointer;text-decoration:underline;min-height:0}
.okc-recalled{color:#999;font-style:italic;background:transparent!important;border-style:dashed!important}
.okc-imgs{display:flex;flex-wrap:wrap;gap:4px;margin-top:4px}
.okc-imgs:first-child{margin-top:0}
.okc-imgs img{width:110px;height:110px;object-fit:cover;border-radius:6px;cursor:zoom-in;display:block;background:#eee}
.okc-imgs img:only-child{width:auto;height:auto;max-width:200px;max-height:220px}
.okc-card{display:flex;gap:8px;align-items:center;text-decoration:none!important;color:inherit!important;min-width:220px}
.okc-card img{width:56px;height:56px;object-fit:cover;border-radius:6px;flex:none;background:#eee}
.okc-card b{display:block;font-weight:600;line-height:1.35;max-height:2.7em;overflow:hidden}
.okc-card small{display:block;color:#888;font-size:12px;white-space:pre-line;line-height:1.35}
.okc-card em{display:block;font-style:normal;color:#d0011b;font-weight:600}
.okc-faq{flex:none;display:flex;gap:6px;overflow-x:auto;padding:6px 10px;border-top:1px solid #eee;background:#fff}
.okc-faq[hidden]{display:none}
.okc-faq button{flex:none;border:1px solid #446084;color:#446084;background:#fff;border-radius:999px;padding:3px 10px;font-size:12px;cursor:pointer;margin:0;min-height:0;line-height:1.6}
.okc-attach{flex:none;display:flex;gap:6px;flex-wrap:wrap;align-items:center;padding:6px 10px;border-top:1px solid #eee;background:#fafafa}
.okc-attach[hidden]{display:none}
.okc-thumb{position:relative}
.okc-thumb img{width:56px;height:56px;object-fit:cover;border-radius:6px;display:block}
.okc-thumb button,.okc-attach .okc-x{position:absolute;top:-6px;right:-6px;width:20px;height:20px;border-radius:50%;border:0;background:#555;color:#fff;font-size:12px;line-height:20px;padding:0;margin:0;cursor:pointer;min-height:0}
.okc-attach .okc-card{flex:1;position:relative;background:#fff;border:1px solid #e6e6e6;border-radius:8px;padding:6px}
.okc-foot{flex:none;border-top:1px solid #eee;padding:6px 10px 8px;background:#fff;margin:0}
.okc-guest{display:flex;gap:6px;margin-bottom:6px}
.okc-guest[hidden]{display:none}
.okc-foot input,.okc-foot textarea{width:100%;margin:0;font-size:14px;box-shadow:none}
.okc-foot textarea{resize:none;border:0;padding:6px 2px;min-height:44px;max-height:120px;outline:none}
.okc-tools{display:flex;align-items:center;gap:2px}
.okc-tool{background:none;border:0;font-size:20px;line-height:1;padding:4px 6px;margin:0;cursor:pointer;border-radius:6px;min-height:0}
.okc-tool:hover{background:#f0f0f0}
.okc-tool[hidden]{display:none}
.okc-note{flex:1;font-size:12px;color:#888;padding:0 4px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.okc-send{background:#446084;color:#fff;border:0;border-radius:50%;width:36px;height:36px;font-size:16px;padding:0;margin:0;cursor:pointer;min-height:0;line-height:36px}
.okc-send:disabled{opacity:.5;cursor:default}
.okc-pop{position:absolute;left:8px;right:8px;bottom:96px;background:#fff;border:1px solid #ddd;border-radius:10px;box-shadow:0 6px 20px rgba(0,0,0,.18);z-index:2}
.okc-pop[hidden]{display:none}
.okc-emoji{display:grid;grid-template-columns:repeat(8,1fr);padding:6px}
.okc-emoji button{background:none;border:0;font-size:22px;padding:4px;margin:0;cursor:pointer;border-radius:6px;min-height:0;line-height:1.2}
.okc-emoji button:hover{background:#f0f0f0}
.okc-picker{top:56px;display:flex;flex-direction:column;padding:8px}
.okc-picker[hidden]{display:none}
.okc-picker-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.okc-picker-q{margin:0 0 6px!important}
.okc-picker-list{flex:1;overflow-y:auto}
.okc-picker-list .okc-card{padding:6px;border-radius:8px;cursor:pointer;border:1px solid transparent}
.okc-picker-list .okc-card:hover{border-color:#446084;background:#f5f8fc}
.okc-empty{color:#888;text-align:center;padding:20px 0}
#okc-lightbox{position:fixed;inset:0;z-index:100000;background:rgba(0,0,0,.35);display:flex;align-items:center;justify-content:center;cursor:zoom-out}
#okc-lightbox[hidden]{display:none}
#okc-lightbox img{max-width:94vw;max-height:92vh;border-radius:4px}
.okc-ask{margin:8px 0}
@media (max-width:600px){
	#okpay-chat-panel{inset:0;width:100%;max-width:none;height:100%;max-height:none;border-radius:0;border:0}
	body.okc-open #okpay-chat-btn{display:none}
	.okc-bubble{max-width:82%}
}

/* Dates span the conversation; photos open centered in the viewport. */
.okc-day{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;clear:both;margin:14px 0;text-align:center}
.okc-day::before,.okc-day::after{content:"";height:1px;flex:1;background:#e0e4e9}
.okc-day span{flex:none;white-space:nowrap;line-height:1.8;margin:0}
body.okpay-photo-open{overflow:hidden!important}
#okc-lightbox{z-index:2147483647;padding:32px 24px;box-sizing:border-box;overflow:hidden}
#okc-lightbox img{display:block;width:auto!important;height:auto!important;max-width:calc(100vw - 48px)!important;max-height:calc(100vh - 64px)!important;max-height:calc(100dvh - 64px)!important;object-fit:contain;margin:auto;border:0;box-shadow:0 6px 30px rgba(0,0,0,.3);cursor:default}
#okc-lightbox .okpay-photo-close{position:absolute;top:12px;right:16px;display:flex;align-items:center;justify-content:center;width:40px;height:40px;min-height:0;padding:0;margin:0;border:0;border-radius:50%;background:rgba(0,0,0,.35);color:#fff;font-size:30px;line-height:1;cursor:pointer}