@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

/* ============================================
   DESIGN TOKENS
   ============================================ */
:root {
  --c-bg: #f0f2f9;
  --c-white: #ffffff;
  --c-sidebar-bg: #ffffff;
  --c-sidebar-hover: #f0f2f8;
  --c-sidebar-active: #e8ecf7;
  --c-border: #e4e7f0;
  --c-border-light: #eef0f7;

  --c-text-primary: #1a1c2e;
  --c-text-secondary: #6b7280;
  --c-text-tertiary: #9ca3af;
  --c-text-placeholder: #b0b8c8;

  --c-accent: #7c6aff;
  --c-accent-light: #ede9ff;
  --c-accent-hover: #6b58f0;
  --c-accent-glow: rgba(124,106,255,0.3);

  --c-user-bubble: #7c6aff;
  --c-user-bubble-text: #ffffff;
  --c-bot-bubble: #ffffff;
  --c-bot-bubble-text: #1a1c2e;

  --c-font: 'Plus Jakarta Sans', ui-sans-serif, -apple-system, system-ui, sans-serif;

  --c-radius-sm: 8px;
  --c-radius-md: 14px;
  --c-radius-lg: 20px;
  --c-radius-xl: 28px;
  --c-sidebar-width: 268px;

  /* n8n overrides */
  --chat--header--background: var(--c-white) !important;
  --chat--body--background: var(--c-bg) !important;
  --chat--message--user--background: var(--c-user-bubble) !important;
  --chat--message--user--color: var(--c-user-bubble-text) !important;
  --chat--footer--background: var(--c-bg) !important;
  --chat--color-primary: var(--c-accent) !important;
}

/* ============================================
   BASE
   ============================================ */
html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: var(--c-font);
  background: var(--c-bg);
  color: var(--c-text-primary);
  -webkit-font-smoothing: antialiased;
}

/* ============================================
   LAYOUT
   ============================================ */
.site-main {
  display: flex;
  flex-grow: 1;
  align-items: stretch;
  flex-direction: column;
  overflow: hidden;
  height: calc(100vh - var(--navHeight, 60px) - 1px);
}

.site-footer { display: none; }

.ai-assistant-outer {
  position: relative;
  height: 100%;
  width: 100%;
  display: flex;
  flex: 1;
  background: var(--c-bg);
}

.ai-assistant-outer.container-fluid {
  padding-right: 0 !important;
  padding-left: 0 !important;
}

@media (max-width: 576px) {
  .ai-assistant-outer {
    padding-right: 0 !important;
    padding-left: 0 !important;
  }
}

.ai-assistant-inner {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: row;
  flex-grow: 1;
}

.ai-assistant-outer .ps-sidebar-bg {
  transform: translate(-100%, 0);
  background: var(--c-sidebar-bg);
}
.ai-assistant-outer.container-fluid .ps-sidebar-bg { display: none !important; }

/* ============================================
   SIDEBAR
   ============================================ */
.ai-assistant-sidemenu {
  background-color: var(--c-sidebar-bg) !important;
  border-right: 1px solid var(--c-border) !important;
  font-family: var(--c-font);
}

@media (max-width: 992px) {
  .ai-assistant-sidemenu { max-width: 82%; }
}

.ai-assistant-sidemenu .offcanvas-header {
  padding: 1.1rem 1rem 0.75rem;
  border-bottom: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

/* Bot avatar in header */
.ai-assistant-sidemenu .offcanvas-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--c-text-primary);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.ai-assistant-sidemenu .offcanvas-title::before {
  content: "AI";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, #7c6aff, #a78bff);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(124,106,255,0.35);
}

.ai-assistant-sidemenu .btn-close {
  opacity: 0.35;
  transition: opacity 0.15s;
}
.ai-assistant-sidemenu .btn-close:hover { opacity: 0.65; }

.ai-assistant-sidemenu .ai-assistant-menu {
  display: flex;
  flex-direction: column;
  padding: 0.75rem 0.625rem 1rem;
  background-color: var(--c-sidebar-bg);
  flex-grow: 1;
  overflow-y: auto;
  height: 100%;
  scrollbar-width: thin;
  scrollbar-color: #e0e3ec transparent;
}

@media (min-width: 992px) {
  .ai-assistant-sidemenu .ai-assistant-menu { width: var(--c-sidebar-width); }
}

/* ---- New chat button with pulse ---- */
.ai-assistant-sidemenu .nav > .nav-item:first-child .nav-link {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff !important;
  background: linear-gradient(135deg, #7c6aff 0%, #a78bff 100%);
  border-radius: var(--c-radius-md);
  padding: 0.7rem 1rem;
  transition: transform 0.15s, box-shadow 0.15s;
  border: none;
  margin-bottom: 0.25rem;
  box-shadow: 0 4px 14px rgba(124,106,255,0.4);
  position: relative;
  overflow: hidden;
}

.ai-assistant-sidemenu .nav > .nav-item:first-child .nav-link::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  border-radius: inherit;
}

.ai-assistant-sidemenu .nav > .nav-item:first-child .nav-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(124,106,255,0.5);
}

/* Subtle shimmer animation on the button */
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}

/* Divider */
.ai-assistant-sidemenu .border-bottom {
  border-bottom: 1px solid var(--c-border) !important;
  padding-bottom: 0.75rem !important;
  margin-bottom: 0.75rem !important;
}

/* Section label */
.chat-sessions-wrapper .mb-3 {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--c-text-tertiary);
  padding: 0.25rem 0.5rem 0.4rem;
}

/* Nav */
.ai-assistant-sidemenu .nav {
  --bs-nav-link-color: var(--c-text-secondary);
  gap: 1px;
}

.ai-assistant-sidemenu .nav-pills {
  --bs-nav-pills-link-active-color: var(--c-accent);
  --bs-nav-pills-link-active-bg: var(--c-accent-light);
}

.ai-assistant-sidemenu .nav-item {
  position: relative;
  border-radius: var(--c-radius-sm);
}

.ai-assistant-sidemenu .nav-item .nav-link {
  width: 100%;
  text-align: left;
  font-size: 0.825rem;
  font-weight: 400;
  padding: 0.475rem 0.6rem;
  border-radius: var(--c-radius-sm);
  color: var(--c-text-secondary);
  transition: background 0.12s, color 0.12s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Chat icon before each session */
.ai-assistant-sidemenu .nav-item .nav-link::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  opacity: 0.3;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 15a2 2 0 0 1-2 2H7l-4 4V5a2 2 0 0 1 2-2h14a2 2 0 0 1 2 2z'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  transition: opacity 0.12s;
}

.ai-assistant-sidemenu .nav-item:hover .nav-link::before { opacity: 0.55; }
.ai-assistant-sidemenu .nav-item .nav-link.active::before { opacity: 0.8; }

.ai-assistant-sidemenu .nav-item:hover .nav-link {
  background: var(--c-sidebar-hover);
  color: var(--c-text-primary);
}

.ai-assistant-sidemenu .nav-item .nav-link.active {
  background: var(--c-accent-light);
  color: var(--c-accent);
  font-weight: 500;
}

.ai-assistant-sidemenu .nav-item .btn-link {
  color: var(--c-text-tertiary);
  opacity: 0;
  transition: opacity 0.15s;
  padding: 0.2rem 0.35rem;
}
.ai-assistant-sidemenu .nav-item:hover .btn-link { opacity: 1; }

.ai-assistant-sidemenu .ps-dropdown-options { visibility: hidden; }
.ai-assistant-sidemenu .nav-item:hover .ps-dropdown-options { visibility: visible; }

@media (max-width: 992px) {
  .ai-assistant-sidemenu.show .ps-dropdown-options { visibility: visible; }
}

.ai-assistant-sidemenu .dropdown-toggle::after { display: none; }

.ai-assistant-sidemenu .dropdown-menu {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-md);
  min-width: 150px;
  padding: 0.35rem;
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.ai-assistant-sidemenu .dropdown-item {
  color: var(--c-text-secondary);
  font-size: 0.85rem;
  padding: 0.45rem 0.75rem;
  border-radius: var(--c-radius-sm);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: background 0.1s;
}
.ai-assistant-sidemenu .dropdown-item:hover {
  background: var(--c-sidebar-hover);
  color: var(--c-text-primary);
}
.ai-assistant-sidemenu .dropdown-item.text-danger { color: #ef4444 !important; }
.ai-assistant-sidemenu .dropdown-item.text-danger:hover { background: #fef2f2 !important; }

.chat-sessions-wrapper > p,
.empty-sessions-hint {
  font-size: 0.82rem;
  color: var(--c-text-tertiary);
  padding: 0.5rem 0.5rem;
}

/* ============================================
   MOBILE NAVBAR
   ============================================ */
.ai-assistant-chat-wrapper .navbar {
  background: var(--c-white) !important;
  border-bottom: 1px solid var(--c-border);
  padding: 0.5rem 1rem;
  min-height: 48px;
}

.ai-assistant-chat-wrapper .navbar .btn {
  font-family: var(--c-font);
  font-size: 0.82rem;
  color: var(--c-text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: var(--c-radius-sm);
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--c-border);
  background: transparent;
  transition: background 0.15s, color 0.15s;
}
.ai-assistant-chat-wrapper .navbar .btn:hover {
  background: var(--c-sidebar-hover);
  color: var(--c-text-primary);
}

/* ============================================
   CHAT WRAPPER & CONTAINER
   ============================================ */
.ai-assistant-chat-wrapper {
  display: flex;
  flex-direction: column;
  flex: 1;
  width: 100%;
  overflow: hidden;
  background: var(--c-bg);
}

.ai-assistant-chat-container {
  position: relative;
  display: flex;
  flex: 1;
  overflow: hidden;
}

.ai-assistant-chat-container > div {
  position: relative;
  display: flex;
  flex: 1;
  padding-bottom: 110px;
}

/* ============================================
   N8N CHAT OVERRIDES
   ============================================ */
.chat-layout {
  display: flex !important;
  overflow-y: auto;
  flex: 1;
  background: var(--c-bg) !important;
}

/* --- Header --- */
.ai-assistant-chat-container[data-hide-header] .chat-header { display: none !important; }

.chat-layout .chat-header {
  background: var(--c-white) !important;
  border-bottom: 1px solid var(--c-border) !important;
  overflow: hidden !important;
  position: relative !important;
  padding: 0.9rem 1.5rem !important;
  padding-right: 130px !important;
  gap: 0 !important;
  box-shadow: 0 1px 4px rgba(0,0,0,0.05);
}

/* Bot avatar circle in chat header */
.chat-layout .chat-header h1 {
  font-family: var(--c-font) !important;
  font-size: 0.975rem !important;
  font-weight: 700 !important;
  color: var(--c-text-primary) !important;
  margin: 0 0 0.1rem !important;
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.chat-layout .chat-header h1::before {
  content: "AI";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, #7c6aff, #a78bff);
  color: #fff;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(124,106,255,0.3);
}

.chat-layout .chat-header p {
  font-family: var(--c-font) !important;
  font-size: 0.78rem !important;
  color: var(--c-text-secondary) !important;
  margin: 0 0 0 2.05rem !important;
}

.chat-layout .chat-header::before {
  content: "";
  position: absolute;
  aspect-ratio: 1 / 1;
  height: 100%;
  max-width: 110px;
  right: 0;
  top: 0;
  background-image: var(--profile-image) !important;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat !important;
  border-radius: 0;
}

/* Online dot */
.chat-layout .chat-header::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  bottom: 0.7rem;
  left: 2.95rem;
  box-shadow: 0 0 0 2px var(--c-white), 0 0 6px rgba(34,197,94,0.5);
  animation: pulse-online 2.5s ease-in-out infinite;
}

@keyframes pulse-online {
  0%, 100% { box-shadow: 0 0 0 2px var(--c-white), 0 0 4px rgba(34,197,94,0.4); }
  50%       { box-shadow: 0 0 0 2px var(--c-white), 0 0 10px rgba(34,197,94,0.7); }
}

/* --- Body --- */
.chat-layout .chat-body {
  background: var(--c-bg) !important;
  padding: 0.75rem 0 !important;
}

@media (min-width: 768px) {
  .chat-layout .chat-body .chat-messages-list,
  .chat-layout .chat-footer .chat-input {
    width: 100%;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* --- Messages --- */
.chat-message-from-bot {
  padding: 0.5rem 1.25rem !important;
  background: transparent !important;
}

/* Bot bubble */
.chat-message-from-bot .chat-message-text,
.chat-message-from-bot .chat-message-markdown {
  background: var(--c-white) !important;
  color: var(--c-bot-bubble-text) !important;
  border-radius: 6px var(--c-radius-lg) var(--c-radius-lg) var(--c-radius-lg) !important;
  font-family: var(--c-font) !important;
  font-size: 0.94rem !important;
  line-height: 1.75 !important;
  padding: 0.85rem 1.1rem !important;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06), 0 0 0 1px var(--c-border-light) !important;
  display: inline-block !important;
  max-width: 80% !important;
  border: none !important;
}

/* Bot avatar */
.chat-message-from-bot .chat-message-avatar {
  width: 32px !important;
  height: 32px !important;
  border-radius: 50% !important;
  background: linear-gradient(135deg, #7c6aff, #a78bff) !important;
  border: none !important;
  flex-shrink: 0 !important;
  box-shadow: 0 2px 6px rgba(124,106,255,0.25) !important;
}

/* User bubble */
.chat-message-from-user {
  display: flex !important;
  justify-content: flex-end !important;
  padding: 0.5rem 1.25rem !important;
}

.chat-message-from-user .chat-message-text {
  background: linear-gradient(135deg, #7c6aff 0%, #9d8bff 100%) !important;
  color: #ffffff !important;
  border: none !important;
  border-radius: var(--c-radius-lg) var(--c-radius-lg) 6px var(--c-radius-lg) !important;
  font-family: var(--c-font) !important;
  font-size: 0.94rem !important;
  line-height: 1.65 !important;
  padding: 0.85rem 1.1rem !important;
  max-width: 78% !important;
  box-shadow: 0 4px 14px rgba(124,106,255,0.35) !important;
}

/* Markdown inside bot bubbles */
.chat-message-from-bot .chat-message-markdown p { margin: 0 0 0.6rem !important; }
.chat-message-from-bot .chat-message-markdown p:last-child { margin-bottom: 0 !important; }

.chat-message-from-bot .chat-message-markdown ol,
.chat-message-from-bot .chat-message-markdown ul {
  padding-left: 1.35rem !important;
  margin: 0.4rem 0 !important;
}
.chat-message-from-bot .chat-message-markdown li {
  margin-bottom: 0.3rem !important;
  color: var(--c-text-primary) !important;
}
.chat-message-from-bot .chat-message-markdown ol li::marker {
  color: var(--c-accent) !important;
  font-weight: 600 !important;
}
.chat-message-from-bot .chat-message-markdown strong {
  color: var(--c-text-primary) !important;
  font-weight: 700 !important;
}
.chat-message-from-bot .chat-message-markdown code {
  font-size: 0.875em !important;
  background: #f0f2f8 !important;
  padding: 0.1em 0.45em !important;
  border-radius: 5px !important;
  color: var(--c-accent) !important;
  font-family: ui-monospace, monospace !important;
}
.chat-message-from-bot .chat-message-markdown pre {
  background: #f6f7fb !important;
  border: 1px solid var(--c-border) !important;
  border-radius: var(--c-radius-md) !important;
  padding: 1rem !important;
  overflow-x: auto !important;
  margin: 0.75rem 0 !important;
}

/* Typing indicator */
.chat-message-typing .chat-message-text {
  background: var(--c-white) !important;
  border: 1px solid var(--c-border-light) !important;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05) !important;
  border-radius: 6px var(--c-radius-lg) var(--c-radius-lg) var(--c-radius-lg) !important;
}

/* --- Footer / Input --- */
.chat-footer {
  border: none !important;
  position: absolute;
  bottom: 0;
  right: 0;
  left: 0;
  display: flex;
  justify-content: center;
  width: 100%;
  background: linear-gradient(to top, var(--c-bg) 70%, transparent) !important;
  padding: 0 1.25rem 1.4rem !important;
}

.chat-footer .chat-input {
  border: 1.5px solid var(--c-border) !important;
  border-radius: var(--c-radius-xl) !important;
  background: var(--c-white) !important;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.04) !important;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.chat-footer .chat-input:focus-within {
  border-color: #b8acff !important;
  box-shadow: 0 4px 20px rgba(124,106,255,0.18), 0 1px 3px rgba(0,0,0,0.04) !important;
}

.chat-footer textarea {
  max-height: 160px !important;
  background: transparent !important;
  color: var(--c-text-primary) !important;
  font-family: var(--c-font) !important;
  font-size: 0.94rem !important;
  line-height: 1.55 !important;
  padding: 0.9rem 1.1rem !important;
}

.chat-footer textarea::placeholder { color: var(--c-text-placeholder) !important; }

/* Send button */
.chat-footer .chat-input-send-button,
.chat-footer button[type="submit"] {
  background: linear-gradient(135deg, #7c6aff, #9d8bff) !important;
  border-radius: 50% !important;
  width: 38px !important;
  height: 38px !important;
  min-width: 38px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  border: none !important;
  margin: 8px !important;
  transition: transform 0.15s, box-shadow 0.15s !important;
  box-shadow: 0 3px 10px rgba(124,106,255,0.4) !important;
  flex-shrink: 0;
}

.chat-footer .chat-input-send-button:hover,
.chat-footer button[type="submit"]:hover {
  transform: scale(1.08) !important;
  box-shadow: 0 6px 18px rgba(124,106,255,0.5) !important;
}

.chat-footer .chat-input-send-button:disabled,
.chat-footer button[type="submit"]:disabled {
  background: #e4e7f0 !important;
  box-shadow: none !important;
}

/* ============================================
   SCROLLBARS
   ============================================ */
* { scrollbar-width: thin; scrollbar-color: #dde1ee transparent; }
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #dde1ee; border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: #c8cde0; }

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes msgIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.chat-message { animation: msgIn 0.22s ease forwards; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 576px) {
  .chat-footer { padding: 0 0.625rem 1rem !important; }
  .chat-message-from-user .chat-message-text,
  .chat-message-from-bot .chat-message-text { max-width: 92% !important; }
}