@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

.kmsai-root {
  --kmsai-bg: #0a0a0b;
  --kmsai-panel: #131315;
  --kmsai-panel-2: #1a1a1d;
  --kmsai-border: #2a2b2f;
  --kmsai-border-soft: rgba(255,255,255,0.07);
  --kmsai-text: #f5f5f6;
  --kmsai-muted: #98999e;
  --kmsai-chrome-1: #f4f5f6;
  --kmsai-chrome-2: #c9cbce;
  --kmsai-chrome-3: #7a7c80;
  --kmsai-chrome-4: #4a4b4e;
  --kmsai-bubble-user: #232427;
  --kmsai-bubble-bot: #161618;
  --kmsai-radius: 22px;
  --kmsai-shadow: 0 30px 80px -20px rgba(0,0,0,0.65), 0 0 0 1px rgba(255,255,255,0.04) inset;
  box-sizing: border-box;
  width: 100%;
  display: flex;
  justify-content: center;
  padding: 20px;
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.kmsai-root *, .kmsai-root *::before, .kmsai-root *::after { box-sizing: border-box; }

.kmsai-window {
  position: relative;
  width: 100%;
  max-width: 780px;
  background:
    radial-gradient(1200px 400px at 50% -10%, rgba(255,255,255,0.06), transparent 60%),
    linear-gradient(180deg, var(--kmsai-panel), var(--kmsai-bg) 55%);
  border: 1px solid var(--kmsai-border);
  border-radius: var(--kmsai-radius);
  box-shadow: var(--kmsai-shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 660px;
  max-height: 82vh;
}
.kmsai-window::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1px;
  border-radius: var(--kmsai-radius);
  background: linear-gradient(135deg, rgba(255,255,255,0.16), rgba(255,255,255,0) 30%, rgba(255,255,255,0) 70%, rgba(255,255,255,0.08));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.kmsai-header {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--kmsai-border-soft);
  background: linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0));
}
.kmsai-logo-ring {
  position: relative;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  flex-shrink: 0;
  padding: 2px;
  background: linear-gradient(135deg, var(--kmsai-chrome-1), var(--kmsai-chrome-4));
  box-shadow: 0 4px 18px rgba(0,0,0,0.5);
}
.kmsai-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 11px;
  background: #0d0d0e;
  padding: 6px;
  display: block;
}
.kmsai-status-dot {
  position: absolute;
  bottom: -2px;
  right: -2px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #4ade80;
  border: 2px solid var(--kmsai-panel);
  box-shadow: 0 0 8px rgba(74,222,128,0.7);
}
.kmsai-header-text { flex: 1; min-width: 0; }
.kmsai-title {
  color: var(--kmsai-text);
  font-weight: 800;
  font-size: 16.5px;
  letter-spacing: 0.1px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.kmsai-badge {
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.6px;
  color: #0d0d0e;
  background: linear-gradient(135deg, var(--kmsai-chrome-1), var(--kmsai-chrome-3));
  padding: 2px 7px;
  border-radius: 999px;
  text-transform: uppercase;
}
.kmsai-subtitle {
  color: var(--kmsai-muted);
  font-size: 12.5px;
  margin-top: 1px;
}
.kmsai-clear {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--kmsai-border);
  color: var(--kmsai-muted);
  font-size: 12px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.18s ease;
  white-space: nowrap;
}
.kmsai-clear:hover {
  color: #0d0d0e;
  border-color: transparent;
  background: linear-gradient(135deg, var(--kmsai-chrome-1), var(--kmsai-chrome-3));
}

.kmsai-messages {
  flex: 1;
  overflow-y: auto;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  scroll-behavior: smooth;
}
.kmsai-messages::-webkit-scrollbar { width: 6px; }
.kmsai-messages::-webkit-scrollbar-thumb { background: var(--kmsai-border); border-radius: 4px; }
.kmsai-messages::-webkit-scrollbar-track { background: transparent; }

.kmsai-msg {
  display: flex;
  gap: 11px;
  max-width: 88%;
  animation: kmsaiFadeIn 0.25s ease;
}
@keyframes kmsaiFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.kmsai-msg.user { align-self: flex-end; flex-direction: row-reverse; }
.kmsai-msg.bot { align-self: flex-start; }

.kmsai-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 800;
  color: #0d0d0e;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}
.kmsai-msg.bot .kmsai-avatar {
  background: #0d0d0e;
  border: 1px solid var(--kmsai-border);
  padding: 4px;
}
.kmsai-msg.bot .kmsai-avatar img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.kmsai-msg.user .kmsai-avatar {
  background: linear-gradient(135deg, var(--kmsai-chrome-3), var(--kmsai-chrome-4));
  color: #fff;
}

.kmsai-bubble {
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 14.5px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-wrap: break-word;
  box-shadow: 0 2px 10px rgba(0,0,0,0.25);
}
.kmsai-msg.bot .kmsai-bubble {
  background: linear-gradient(180deg, var(--kmsai-bubble-bot), #131315);
  border: 1px solid var(--kmsai-border-soft);
  color: var(--kmsai-text);
  border-top-left-radius: 5px;
}
.kmsai-msg.user .kmsai-bubble {
  background: linear-gradient(135deg, var(--kmsai-bubble-user), #2c2d31);
  border: 1px solid var(--kmsai-border-soft);
  color: var(--kmsai-text);
  border-top-right-radius: 5px;
}
.kmsai-bubble code {
  background: rgba(255,255,255,0.09);
  padding: 2px 6px;
  border-radius: 5px;
  font-size: 13px;
  font-family: "SFMono-Regular", Consolas, Menlo, monospace;
}
.kmsai-bubble pre {
  background: #0a0a0b;
  border: 1px solid var(--kmsai-border);
  padding: 12px;
  border-radius: 10px;
  overflow-x: auto;
  margin: 8px 0;
}
.kmsai-bubble pre code { background: none; padding: 0; }

.kmsai-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
  align-self: flex-start;
  padding-left: 41px;
}
.kmsai-chip {
  border: 1px solid var(--kmsai-border);
  background: rgba(255,255,255,0.03);
  color: var(--kmsai-text);
  font-size: 13px;
  font-weight: 500;
  padding: 9px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.18s ease;
}
.kmsai-chip:hover {
  border-color: var(--kmsai-chrome-3);
  background: rgba(255,255,255,0.08);
  transform: translateY(-1px);
}

.kmsai-typing {
  display: flex;
  gap: 4px;
  padding: 5px 3px;
}
.kmsai-typing span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--kmsai-chrome-1), var(--kmsai-chrome-3));
  animation: kmsaiBlink 1.2s infinite ease-in-out;
}
.kmsai-typing span:nth-child(2) { animation-delay: 0.2s; }
.kmsai-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes kmsaiBlink {
  0%, 80%, 100% { opacity: 0.25; transform: scale(0.85); }
  40% { opacity: 1; transform: scale(1); }
}

.kmsai-input-bar {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  padding: 16px 18px;
  border-top: 1px solid var(--kmsai-border-soft);
  background: linear-gradient(0deg, rgba(255,255,255,0.03), rgba(255,255,255,0));
}
.kmsai-input {
  flex: 1;
  resize: none;
  background: var(--kmsai-panel-2);
  border: 1px solid var(--kmsai-border);
  color: var(--kmsai-text);
  border-radius: 14px;
  padding: 12px 16px;
  font-size: 14.5px;
  font-family: inherit;
  max-height: 140px;
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
.kmsai-input:focus {
  border-color: var(--kmsai-chrome-3);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.06);
}
.kmsai-input::placeholder { color: var(--kmsai-muted); }

.kmsai-send {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, var(--kmsai-chrome-1), var(--kmsai-chrome-3));
  color: #0d0d0e;
  font-size: 17px;
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}
.kmsai-send:hover { transform: scale(1.08); box-shadow: 0 6px 20px rgba(255,255,255,0.15); }
.kmsai-send:disabled { opacity: 0.35; cursor: not-allowed; transform: none; box-shadow: none; }

.kmsai-footer {
  text-align: center;
  font-size: 11px;
  color: var(--kmsai-muted);
  padding: 9px 10px 14px;
}

.kmsai-error {
  align-self: center;
  color: #ff9494;
  font-size: 13px;
  background: rgba(255,80,80,0.08);
  border: 1px solid rgba(255,80,80,0.25);
  padding: 9px 14px;
  border-radius: 10px;
}

@media (max-width: 600px) {
  .kmsai-root { padding: 0; }
  .kmsai-window { height: 100vh; max-height: 100vh; border-radius: 0; border: none; }
  .kmsai-window::before { display: none; }
  .kmsai-msg { max-width: 94%; }
  .kmsai-suggestions { padding-left: 0; }
}