:root {
  --bg: #0b0f14;
  --card: #121821;
  --muted: #aab6c8;
  --text: #e6edf3;
  --accent: #4cc9f0;
  --accent-2: #a78bfa;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: linear-gradient(180deg, #0b0f14 0%, #0e141b 100%);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell,
    Noto Sans, Helvetica Neue, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 16px;
}

h1 { margin: 0 0 8px; font-size: 32px; letter-spacing: 0.2px; }
.subtitle { margin: 0; color: var(--muted); }

.hero {
  margin-top: 24px;
  background: var(--card);
  border: 1px solid #1f2a37;
  padding: 24px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}
.hero h2 { margin-top: 0; }
.hero p { color: var(--muted); line-height: 1.6; }
.features { color: var(--muted); }
.features li { margin-bottom: 6px; }

.button {
  display: inline-block;
  margin-top: 12px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #0b0f14;
  text-decoration: none;
  font-weight: 700;
  padding: 10px 16px;
  border-radius: 10px;
  transition: filter 0.15s ease-in-out;
}
.button:hover { filter: brightness(1.1); }

.footer { color: var(--muted); text-align: center; }

/* ===== CHAT PAGE REDESIGN ===== */
.chat-page {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* Chat Header */
.chat-header {
  background: var(--card);
  border-bottom: 1px solid #1f2a37;
  padding: 12px 20px;
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
}
.chat-header-content {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
}
.back-btn {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: #1f2937;
  border: 1px solid #2d3b54;
  display: grid;
  place-items: center;
  color: var(--text);
  text-decoration: none;
  transition: all 0.2s;
}
.back-btn:hover {
  background: #2d3b54;
  transform: translateX(-2px);
}
.chat-header-info {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}
.chat-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid;
  place-items: center;
  font-size: 20px;
}
.chat-title {
  font-weight: 700;
  font-size: 16px;
}
.chat-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
}
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.chat-actions {
  display: flex;
  gap: 8px;
}
.icon-btn {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: transparent;
  border: 1px solid #2d3b54;
  color: var(--muted);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: all 0.2s;
}
.icon-btn:hover {
  background: #1f2937;
  color: var(--text);
  border-color: #3d4b64;
}

/* Chat Main Area */
.chat-main {
  flex: 1;
  overflow-y: auto;
  background: linear-gradient(180deg, #0b0f14 0%, #0e141b 100%);
}
.messages {
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 100%;
}

/* Welcome Message */
.welcome-message {
  text-align: center;
  padding: 40px 20px;
  margin: auto;
}
.bot-icon-lg {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid;
  place-items: center;
  font-size: 40px;
  margin: 0 auto 20px;
}
.welcome-message h3 {
  margin: 0 0 8px;
  font-size: 24px;
}
.welcome-message p {
  color: var(--muted);
  margin: 0;
  font-size: 14px;
}

/* Message Bubbles */
.msg {
  max-width: 75%;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.msg.user { 
  align-self: flex-end; 
  flex-direction: row-reverse;
}
.msg.bot { 
  align-self: flex-start;
}

.bot-icon, .user-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 18px;
  flex-shrink: 0;
}
.bot-icon {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.user-icon {
  background: #1f2937;
  border: 2px solid #2d3b54;
}

.msg-content {
  background: #1f2937;
  padding: 10px 14px;
  border-radius: 16px;
  flex: 1;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.msg.bot .msg-content {
  background: #0f172a;
  border: 1px solid #223047;
}
.msg.user .msg-content {
  background: linear-gradient(135deg, #1e3a8a, #1e40af);
  border: none;
}

.msg-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}
.msg .role { 
  font-size: 12px; 
  color: var(--muted); 
  font-weight: 600;
}
.msg.user .role {
  color: rgba(255,255,255,0.8);
}
.msg .time {
  font-size: 11px;
  color: var(--muted);
  opacity: 0.7;
}
.msg.user .time {
  color: rgba(255,255,255,0.6);
}

.msg-text {
  line-height: 1.6;
  color: var(--text);
}

/* Three-dot loading animation */
.msg-text.loading {
  display: flex;
  gap: 4px;
  align-items: center;
  height: 20px;
}
.msg-text.loading .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: bounce 1.4s infinite ease-in-out both;
}
.msg-text.loading .dot:nth-child(1) {
  animation-delay: -0.32s;
}
.msg-text.loading .dot:nth-child(2) {
  animation-delay: -0.16s;
}
@keyframes bounce {
  0%, 80%, 100% {
    transform: scale(0);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

/* Chat Footer / Input */
.chat-footer {
  background: var(--card);
  border-top: 1px solid #1f2a37;
  padding: 16px 20px;
  position: sticky;
  bottom: 0;
}
.chat-input-form {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  gap: 12px;
  align-items: center;
}
.chat-input-form input {
  flex: 1;
  padding: 14px 18px;
  border-radius: 24px;
  border: 1px solid #2d3b54;
  background: #0f1520;
  color: var(--text);
  font-size: 14px;
  transition: all 0.2s;
}
.chat-input-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(76, 201, 240, 0.1);
}
.send-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: none;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0f14;
  display: grid;
  place-items: center;
  transition: all 0.2s;
  box-shadow: 0 4px 12px rgba(76, 201, 240, 0.3);
}
.send-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 16px rgba(76, 201, 240, 0.4);
}
.send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: scale(1);
}

/* Old chat styles - keeping for backwards compatibility */

a { color: var(--accent); }

/* Dashboard additions */
.navbar {
  background: rgba(18, 24, 33, 0.7);
  border-bottom: 1px solid #1f2a37;
  position: sticky;
  top: 0;
  backdrop-filter: blur(6px);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-title { font-weight: 700; }
.brand-sub { color: var(--muted); font-size: 12px; }

.avatar { width: 32px; height: 32px; border-radius: 8px; background: #1f2937; display: grid; place-items: center; font-weight: 800; }
.avatar.lg { width: 56px; height: 56px; border-radius: 12px; font-size: 18px; }

.grid { display: grid; gap: 16px; margin-top: 16px; }
.grid-3 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
@media (min-width: 800px) {
  .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.card { background: var(--card); border: 1px solid #1f2a37; border-radius: 12px; padding: 16px; box-shadow: 0 10px 30px rgba(0,0,0,0.25); }
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }

.id-block { display: flex; align-items: center; gap: 12px; margin: 6px 0 12px; }
.id-name { font-weight: 800; }
.id-sub { color: var(--muted); font-size: 12px; }

.pill-row { display: flex; flex-wrap: wrap; gap: 8px; }
.pill { background: #0f172a; border: 1px solid #223047; padding: 6px 10px; border-radius: 999px; font-size: 12px; color: var(--muted); }

.actions { display: grid; gap: 8px; }
.action { display: block; background: #0f172a; border: 1px solid #223047; padding: 10px 12px; border-radius: 10px; text-decoration: none; color: var(--text); }
.action:hover { border-color: #2d3b54; }

.stats { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.stats li { display: flex; align-items: center; justify-content: space-between; background: #0f172a; border: 1px solid #223047; padding: 8px 10px; border-radius: 10px; }
.stats span { color: var(--muted); }

.list { list-style: disc; padding-left: 20px; color: var(--muted); }