:root {
  --kmr-navy: #064975;
  --kmr-navy-deep: #04324f;
  --kmr-accent: #24608c;
  --kmr-accent-soft: #a9c6dd;
  --kmr-bone: #f6f1e9;
  --kmr-bone-card: #fbf8f3;
  --kmr-ink: #1c2733;
  --kmr-muted: #5d6b78;
  --kmr-line: #e6ddd0;
  --kmr-serif: 'Noto Serif Armenian', 'Noto Serif', Georgia, serif;
  --kmr-sans: 'Noto Sans Armenian', 'Noto Sans', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

.kmr-chat { font-family: var(--kmr-sans); }
.kmr-chat *, .kmr-chat *::before, .kmr-chat *::after { box-sizing: border-box; }

/* launcher */
.kmr-launcher {
  position: fixed; right: 22px; bottom: 22px; z-index: 2147483000;
  width: 62px; height: 62px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--kmr-navy); color: #fff;
  display: grid; place-items: center;
  box-shadow: 0 10px 30px rgba(6, 73, 117, 0.38);
  transition: transform .18s ease, background .18s ease;
}
.kmr-launcher:hover { transform: translateY(-2px); background: var(--kmr-navy-deep); }
.kmr-launcher .kmr-ic-close { display: none; }
.kmr-open .kmr-launcher .kmr-ic-open { display: none; }
.kmr-open .kmr-launcher .kmr-ic-close { display: block; }

/* backdrop (mobile) */
.kmr-backdrop {
  position: fixed; inset: 0; z-index: 2147482000; background: rgba(4, 30, 49, 0.35);
  opacity: 0; pointer-events: none; transition: opacity .2s ease;
}
.kmr-open .kmr-backdrop { opacity: 1; }

/* panel */
.kmr-panel {
  position: fixed; right: 22px; bottom: 96px; z-index: 2147483001;
  width: 384px; max-width: calc(100vw - 32px); height: 588px; max-height: calc(100vh - 128px);
  background: var(--kmr-bone); border: 1px solid var(--kmr-line);
  border-radius: 20px; overflow: hidden;
  display: flex; flex-direction: column;
  box-shadow: 0 24px 60px rgba(4, 30, 49, 0.28);
  transform: translateY(14px) scale(.97); opacity: 0; pointer-events: none;
  transform-origin: bottom right; transition: transform .22s ease, opacity .22s ease;
}
.kmr-open .kmr-panel { transform: translateY(0) scale(1); opacity: 1; pointer-events: auto; }

/* header with arch motif */
.kmr-header {
  position: relative; background: var(--kmr-navy); color: #fff;
  padding: 18px 46px 20px 20px; overflow: hidden;
}
.kmr-header .kmr-arch {
  position: absolute; right: -30px; top: -46px; width: 130px; height: 130px;
  border: 2px solid rgba(169, 198, 221, 0.35);
  border-radius: 100px 100px 0 0; transform: rotate(8deg);
}
.kmr-htitle { margin: 0; font-family: var(--kmr-serif); font-size: 18px; font-weight: 600; }
.kmr-hsub { margin: 4px 0 0; font-size: 12.5px; color: var(--kmr-accent-soft); line-height: 1.35; max-width: 250px; }
.kmr-close {
  position: absolute; top: 14px; right: 14px; width: 30px; height: 30px;
  border: none; border-radius: 50%; cursor: pointer; color: #fff;
  background: rgba(255,255,255,0.12); display: grid; place-items: center;
}
.kmr-close:hover { background: rgba(255,255,255,0.22); }

/* transcript */
.kmr-transcript { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.kmr-row { display: flex; }
.kmr-user { justify-content: flex-end; }
.kmr-assistant { justify-content: flex-start; }
.kmr-bubble {
  max-width: 82%; padding: 10px 13px; border-radius: 14px; font-size: 14px; line-height: 1.5;
  white-space: pre-wrap; word-wrap: break-word;
}
.kmr-user .kmr-bubble { background: var(--kmr-navy); color: #fff; border-bottom-right-radius: 5px; }
.kmr-assistant .kmr-bubble { background: var(--kmr-bone-card); color: var(--kmr-ink); border: 1px solid var(--kmr-line); border-bottom-left-radius: 5px; }
.kmr-bubble.kmr-error { background: #fbeaea; border-color: #edd0d0; color: #8a2b2b; }
.kmr-streaming::after {
  content: ''; display: inline-block; width: 7px; height: 15px; margin-left: 2px;
  background: var(--kmr-accent); vertical-align: text-bottom; animation: kmr-blink 1s step-end infinite;
}
@keyframes kmr-blink { 50% { opacity: 0; } }

/* typing dots */
.kmr-typing { display: inline-flex; gap: 4px; align-items: center; }
.kmr-typing span { width: 7px; height: 7px; border-radius: 50%; background: var(--kmr-accent); opacity: .4; animation: kmr-bounce 1.2s infinite; }
.kmr-typing span:nth-child(2) { animation-delay: .15s; }
.kmr-typing span:nth-child(3) { animation-delay: .3s; }
@keyframes kmr-bounce { 0%,60%,100% { opacity: .3; transform: translateY(0); } 30% { opacity: 1; transform: translateY(-3px); } }

/* suggestions */
.kmr-suggests { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 8px; }
.kmr-chip {
  font-family: var(--kmr-sans); font-size: 13px; cursor: pointer;
  padding: 8px 12px; border-radius: 999px; border: 1px solid var(--kmr-accent-soft);
  background: var(--kmr-bone-card); color: var(--kmr-accent); transition: background .15s, color .15s;
}
.kmr-chip:hover { background: var(--kmr-navy); color: #fff; border-color: var(--kmr-navy); }

/* form */
.kmr-form { display: flex; gap: 8px; align-items: flex-end; padding: 12px; border-top: 1px solid var(--kmr-line); background: var(--kmr-bone-card); }
.kmr-input {
  flex: 1; resize: none; font-family: var(--kmr-sans); font-size: 14px; line-height: 1.4;
  padding: 10px 12px; border: 1px solid var(--kmr-line); border-radius: 12px;
  background: #fff; color: var(--kmr-ink); max-height: 120px; outline: none;
}
.kmr-input:focus { border-color: var(--kmr-accent); box-shadow: 0 0 0 3px rgba(36, 96, 140, 0.14); }
.kmr-send {
  flex: none; width: 40px; height: 40px; border: none; border-radius: 12px; cursor: pointer;
  background: var(--kmr-navy); color: #fff; display: grid; place-items: center; transition: background .15s;
}
.kmr-send:disabled { opacity: .45; cursor: default; }
.kmr-send:not(:disabled):hover { background: var(--kmr-navy-deep); }

.kmr-disclaimer { margin: 0; padding: 8px 14px 12px; font-size: 11px; color: var(--kmr-muted); text-align: center; background: var(--kmr-bone-card); }

@media (max-width: 640px) {
  .kmr-panel {
    right: 0; bottom: 0; width: 100vw; max-width: 100vw; height: 100dvh; max-height: 100dvh; border-radius: 0;
  }
}