body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: #0a0d25;
  color: white;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 60px;
  background-color: #070b23;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  padding: 0 20px;
  box-sizing: border-box;
}

/* Logo (left) */
.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: #0ff;
}

.logo a {
  color: #0ff;
  text-decoration: none;
}

/* Center nav links */
.nav-links {
  list-style: none;
  display: flex;
  gap: 20px;
  align-items: center;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 7px;
}

.nav-links a {
  color: whitesmoke;
  text-decoration: none;
  font-size: 17px;
}

.nav-links a:hover {
  color: #0ff;
}

/* Right actions: login, signup, profile */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.signup-btn {
  background-color: #0ff;
  color: #000;
  padding: 6px 12px;
  border-radius: 5px;
  font-weight: bold;
  transition: 0.3s;
}

.nav-actions-links {
  color: whitesmoke;
  font-size: 17px;
}

.nav-actions a {
  text-decoration: none;
  white-space: nowrap;
}

.nav-actions a:hover {
  color: #0ff;
}

.signup-btn:hover {
  background-color: #00c9c9;
}

.hamburger {
  display: none; /* hide by default */
}

@media (max-width: 800px) {
  .hamburger {
    display: block;
    font-size: 28px;
    cursor: pointer;
    color: #0ff;
    z-index: 1001;
  }

  .mobile-nav {
    display: none;
    flex-direction: column;
    background-color: #070b23;
    position: absolute;
    top: 60px;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;

  }

  .mobile-nav.active {
    display: flex;
  }

  .mobile-nav .nav-links,
  .mobile-nav .nav-actions {
    display: flex !important; /* force show in mobile dropdown */
    flex-direction: column;
    align-items: center;
    gap: 12px;
    width: 100%;
  }

  
  /* Force vertical layout */
  .nav-links,
  .nav-actions {
    position: static;      /* remove absolute from desktop */
    transform: none;       /* remove translateX from desktop */
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    width: 100%;
    margin: 0;
    padding: 0;
  }

  .nav-links li {
    width: 100%;
    text-align: center;
  }

  .nav-links a,
  .nav-actions a {
    display: block;
    width: 100%;
    padding: 10px 0;
    color: white;
    text-align: center;
  }

  /* Smaller signup button in mobile */
  .nav-actions .signup-btn {
    width: auto;
    min-width: 120px;
    max-width: 160px;
  }

  .mobile-nav a {
    color: white;
    padding: 0.75rem;
    text-align: center;
  }
}

main {
  text-align: center;
  padding: 50px;
}

canvas {
  background-color: #181818;
  border: 2px solid #333;
  margin-top: 1rem;
}

.info-box {
  background-color: #1e1e1e;
  border: 1px solid #444;
  border-radius: 8px;
  padding: 1rem;
  margin-top: 1rem;
  font-size: 1.1rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

button {
  margin-top: 1rem;
  padding: 0.6rem 1.2rem;
  background-color: #00d1ff;
  border: none;
  color: black;
  font-weight: bold;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
}

button:hover {
  background-color: #00a5cc;
}

.steps-box {
  background-color: #262626;
  border: 1px solid #444;
  border-radius: 8px;
  padding: 1rem;
  margin-top: 1rem;
  font-size: 1rem;
  text-align: left;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  color: #c0e0ff;
  line-height: 1.6;
  white-space: pre-wrap;
}


/* ------------------------- */


/* === Assistant Modal Styling (Updated Fix) === */

.assistant-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

/* Bigger buddy image with transparent background */
.assistant-header img {
  width: 180px;
  height: auto;
  object-fit: contain;
  background: transparent !important;
  box-shadow: none;
  padding: 0;
}

#assistGreeting {
  margin: 0;
  font-size: 1.1rem;
  color: #e8e9ec;
  text-align: center;
}

/* --- INPUT & BUTTONS --- */
.assistant-inputs {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #1e1e1e;
  padding: 10px;
  border-radius: 12px;
  border: 1px solid #333;
  margin-top: 10px;
}

.assistant-inputs input {
  flex: 1;
  padding: 12px 14px;
  border: none;
  border-radius: 8px;
  background: #2a2a2a;
  color: #fff;
  font-size: 14px;
  outline: none;
}

.assistant-inputs input::placeholder {
  color: #aaa;
}

/* Buttons */
.assist-btn {
  background: #3a3a3a;
  color: white;
  border: none;
  padding: 10px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  transition: background 0.2s;
}

.assist-btn:hover {
  background: #555;
}

#assistVoiceBtn {
  font-size: 18px; /* bigger mic */
  padding: 10px 12px;
}

/* Side floating modal */
.modal-content.assistant {
  position: fixed;
  right: 20px;
  bottom: 80px;
  width: 380px;
  max-height: 80vh;
  overflow-y: auto;
  background: transparent !important;
  backdrop-filter: none !important;
  border: none !important;
  box-shadow: none !important;
  pointer-events: auto;
}

/* Close button */
#buddyAssistClose {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.4);
  color: white;
  border: none;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  font-size: 16px;
  cursor: pointer;
}

/* Fully transparent background outside modal */
#buddyAssistModal {
  background: transparent !important;
}

/* --- CHAT AREA --- */
.assistant-chat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 6px 0 10px;
  max-height: 260px;
  overflow-y: auto;
  padding-right: 4px;
}

/* Chat bubbles */
.chat-message {
  max-width: 85%;
  width: fit-content;
  padding: 10px 12px;
  border-radius: 14px;
  line-height: 1.35;
  font-size: 14px;
  word-wrap: break-word;
}

/* Assistant bubble (left) */
.chat-message.assistant {
  align-self: flex-start;
  background: rgba(23, 31, 196, 0.2);
  color: #e6edf3;
  border: 1px solid rgba(255,255,255,0.06);
}

/* User bubble (right) */
.chat-message.user {
  align-self: flex-end;
  background: rgba(44, 97, 103, 0.92);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.08);
}

/* --- MAIN CHATBOX --- */
#chatBox {
  background: #0d1b2a;
  padding: 15px;
  border-radius: 12px;
  max-height: 400px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Messages */
.message {
  max-width: 75%;
  padding: 10px 14px;
  border-radius: 16px;
  line-height: 1.4;
  font-size: 15px;
  word-wrap: break-word;
}

/* User bubble */
.user {
  align-self: flex-end;
  background: #4CAF50;
  color: white;
  border-bottom-right-radius: 4px;
}

/* Assistant bubble */
.assistant {
  align-self: flex-start;
  background: #1e2a38;
  color: #f1f1f1;
  border-bottom-left-radius: 4px;
}

/* Scrollbar */
#chatBox::-webkit-scrollbar {
  width: 6px;
}
#chatBox::-webkit-scrollbar-thumb {
  background: #555;
  border-radius: 4px;
}

/* --- Responsive tweak --- */
@media (max-width: 500px) {
  .modal-content.assistant {
    width: 95%;
    right: 2.5%;
    bottom: 60px;
  }
  .assistant-inputs {
    flex-direction: column;
    gap: 8px;
  }
  .assist-btn {
    width: 100%;
  }
}


/* ------- */

.assistant-message {
  background: #f1f1f1;
  color: #333;
  padding: 12px;
  border-radius: 12px;
  margin: 8px 0;
  line-height: 1.5;
  max-width: 80%;
  font-size: 15px;
}

.read-more {
  background: none;
  border: none;
  color: #007BFF;
  cursor: pointer;
  font-size: 14px;
  padding: 0;
  margin-left: 5px;
}
.read-more:hover {
  text-decoration: underline;
}


.caption-line {
  font-size: 0.85em;
  color: #555;
  margin-top: 4px;
  font-style: italic;
}
.stop-voice {
  margin-top: 6px;
  font-size: 0.75em;
  padding: 3px 6px;
  border: none;
  background: #ff6666;
  color: white;
  border-radius: 6px;
  cursor: pointer;
}
.stop-voice:hover {
  background: #e05555;
}

/* add on's */

/* === Captions + Overlay Controls for Assistant === */
.assistant-overlay {
  position: absolute;
  top: 0px;
  right: 10px;  /* stay inside instead of -60px */
  left: 10px;   /* allow it to expand horizontally if needed */
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2000;
}


.captions {
  background: rgba(0,0,0,0.7);
  color: #fff;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 14px;
  max-width: 100%;   /* make sure it never forces overflow */
  text-align: center;
  line-height: 1.4;
  box-shadow: 0 2px 6px rgba(0,0,0,0.4);
  word-wrap: break-word;
  margin-bottom: 40px;
}

.caption-controls {
  display: flex;
  gap: 6px;
}

.caption-controls .assist-btn {
  background: rgba(58,58,58,0.9);
  font-size: 13px;
  padding: 6px 10px;
}

/* ------------------- */
/* === Place CC + Stop buttons neatly below the buddy === */
.caption-controls {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 8px;
}

.caption-controls .assist-btn {
  background: #3a3a3a;
  color: white;
  border: none;
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: background 0.2s;
}

.caption-controls .assist-btn:hover {
  background: #555;
}


/* *************** */

/* === Floating Lab Buddy (first small box) === */
/* #labBuddy {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: none;
  align-items: center;
  gap: 10px;
  background: rgba(20, 20, 40, 0.9);
  padding: 10px 14px;
  border-radius: 14px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.4);
  cursor: pointer;
  z-index: 1500; 
} */

/* #labBuddy img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: contain;
  background: transparent;
}

#labBuddy .speech {
  background: #4CAF50;
  color: white;
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.4;
  max-width: 180px;
  text-align: left;
} */

/* //////////// */
/* === Floating Lab Buddy Styling === */
#labBuddy {
  position: fixed;
  bottom: 20px;
  left: 20px;
  display: none; /* will be turned on by JS */
  align-items: center;
  gap: 10px;
  z-index: 1100;
  cursor: pointer;
}

#labBuddy img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
}

#labBuddy .speech {
  background-color: #238636;
  padding: 8px 14px;
  border-radius: 10px;
  color: white;
  font-size: 14px;
  max-width: 220px;
  line-height: 1.4;
  position: relative;
}

#labBuddy .speech::after {
  content: "";
  position: absolute;
  top: 50%;
  left: -6px;
  transform: translateY(-50%);
  border-width: 6px;
  border-style: solid;
  border-color: transparent #238636 transparent transparent;
}

/* ***************************************** */
.complete-btn {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #00c6ff, #0072ff);
  color: white;
  font-size: 16px;
  font-weight: bold;
  border: none;
  border-radius: 50px;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
  transition: all 0.3s ease;
  z-index: 1000;
}

.complete-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0,0,0,0.4);
}

.btn-icon {
  font-size: 20px;
}

.btn-text {
  white-space: nowrap;
}