.ekr-chat {
	--ekr-bg: #ffffff;
	--ekr-line: #e6e3dd;
	--ekr-ink: #23201c;
	--ekr-muted: #7a736a;
	--ekr-accent: #1f6f5c;
	--ekr-user: #eef3f1;
	max-width: 760px;
	margin: 0 auto;
	border: 1px solid var(--ekr-line);
	border-radius: 14px;
	background: var(--ekr-bg);
	color: var(--ekr-ink);
	font-size: 16px;
	line-height: 1.55;
	overflow: hidden;
}

.ekr-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 14px 18px;
	border-bottom: 1px solid var(--ekr-line);
	background: #faf9f7;
}
.ekr-title { font-weight: 600; }
.ekr-title span { display: block; font-weight: 400; font-size: 13px; color: var(--ekr-muted); }
.ekr-reset {
	background: none; border: 1px solid var(--ekr-line); border-radius: 8px;
	padding: 6px 12px; font-size: 13px; color: var(--ekr-muted); cursor: pointer;
}
.ekr-reset:hover { color: var(--ekr-ink); }

.ekr-log { padding: 18px; height: 460px; overflow-y: auto; }
.ekr-msg { margin-bottom: 16px; display: flex; flex-direction: column; }
.ekr-bubble { padding: 12px 15px; border-radius: 12px; max-width: 88%; }
.ekr-bubble p { margin: 0 0 10px; }
.ekr-bubble p:last-child { margin-bottom: 0; }
.ekr-bubble ul { margin: 8px 0; padding-left: 20px; }

.ekr-user { align-items: flex-end; }
.ekr-user .ekr-bubble { background: var(--ekr-user); }
.ekr-assistant .ekr-bubble { background: #f7f6f3; }
.ekr-system .ekr-bubble { background: #fdf3e7; color: #8a5a1a; font-size: 14px; }

.ekr-sources { font-size: 12px; color: var(--ekr-muted); margin-top: 6px; }

.ekr-typing .ekr-bubble { display: flex; gap: 5px; }
.ekr-typing span {
	width: 7px; height: 7px; border-radius: 50%; background: #bdb7ae;
	animation: ekr-blink 1.2s infinite ease-in-out;
}
.ekr-typing span:nth-child(2) { animation-delay: .2s; }
.ekr-typing span:nth-child(3) { animation-delay: .4s; }
@keyframes ekr-blink { 0%, 80%, 100% { opacity: .3 } 40% { opacity: 1 } }

.ekr-suggest { padding: 0 18px 12px; display: flex; flex-wrap: wrap; gap: 8px; }
.ekr-suggest button {
	background: #fff; border: 1px solid var(--ekr-line); border-radius: 20px;
	padding: 7px 14px; font-size: 13px; cursor: pointer; color: var(--ekr-ink); text-align: left;
}
.ekr-suggest button:hover { border-color: var(--ekr-accent); color: var(--ekr-accent); }

.ekr-form { display: flex; gap: 10px; padding: 14px 18px; border-top: 1px solid var(--ekr-line); }
.ekr-form textarea {
	flex: 1; resize: none; border: 1px solid var(--ekr-line); border-radius: 10px;
	padding: 10px 12px; font: inherit; color: inherit; background: #fff;
}
.ekr-form textarea:focus { outline: none; border-color: var(--ekr-accent); }
.ekr-send {
	background: var(--ekr-accent); color: #fff; border: 0; border-radius: 10px;
	padding: 10px 22px; font: inherit; font-weight: 600; cursor: pointer;
}
.ekr-send:disabled { opacity: .5; cursor: default; }

.ekr-foot {
	display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
	padding: 0 18px 14px; font-size: 12px; color: var(--ekr-muted);
}

.ekr-gate {
	max-width: 620px; margin: 0 auto; padding: 28px; text-align: center;
	border: 1px solid #e6e3dd; border-radius: 14px; background: #faf9f7;
}
.ekr-btn {
	display: inline-block; background: #1f6f5c; color: #fff; text-decoration: none;
	padding: 11px 24px; border-radius: 10px; font-weight: 600;
}

@media (max-width: 640px) {
	.ekr-log { height: 60vh; }
	.ekr-bubble { max-width: 95%; }
}