/* --- 1. THEME VARIABLES (For Light & Dark Mode) --- */
:root {
    --bg-color: #fdfdfd;
    --primary-text-color: #2c3e50;
    --secondary-text-color: #555;
    --border-color: #eaeaea;
    --shadow-color: rgba(0, 0, 0, 0.05);
    --card-bg-color: #ffffff; /* Used for chatbot background */
}

/* Dark mode color overrides */
body.dark {
    --bg-color: #1e1e1e;
    --primary-text-color: #ecf0f1;
    --secondary-text-color: #bdc3c7;
    --border-color: #3a3a3a;
    --shadow-color: rgba(0, 0, 0, 0.2);
    --card-bg-color: #2a2a2a;
}

---

/* --- 2. GENERAL STYLES (From your previous code) --- */
body {
    background-color: var(--bg-color);
    color: var(--primary-text-color);
    font-family: 'Helvetica Neue', Arial, sans-serif;
    transition: background-color 0.3s, color 0.3s;
}

/* Header Styles */
#header {
    text-align: center;
    margin-bottom: 20px;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}
#header img {
    max-height: 100px;
    border-radius: 12px;
    display: block;
    margin: auto;
}
#header h2 {
    margin: 10px 0 5px;
}
#header p {
    font-size: 14px;
    color: var(--secondary-text-color);
}

---

/* --- 3. CHAT & INPUT STYLES --- */

/* Chatbot Message Styles */
.gr-chatbot {
    background-color: var(--card-bg-color) !important;
}
.gr-chatbot .user, .gr-chatbot .bot {
    border-radius: 12px;
    box-shadow: 0 2px 5px var(--shadow-color);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}
.gr-chatbot .user:hover, .gr-chatbot .bot:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--shadow-color);
}
.gr-chatbot .user {
    color: black !important;
}
.gr-chatbot .bot {
    color: white !important;
}

/* Styles to place the pin icon inside the search box */
#input-row {
    position: relative;
    display: flex;
    align-items: center;
}
#attachment-btn-container {
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
}
#attachment-btn-container button {
    background: transparent !important;
    border: none !important;
    font-size: 1.5rem !important;
    padding: 0 4px !important;
    color: #888;
}
#attachment-btn-container button:hover {
    color: var(--brand-secondary);
}
#msg-box textarea {
    padding-left: 45px !important; /* Makes space for the pin icon */
    border-radius: 12px !important;
    border: 1px solid var(--border-color) !important;
    background-color: var(--bg-color) !important;
    color: var(--primary-text-color) !important;
}
/* Highlight textbox on focus */
#msg-box textarea:focus {
    border-color: var(--brand-secondary) !important;
    box-shadow: 0 0 5px var(--brand-secondary) !important;
}

/* Hides the default file uploader component */
#file-uploader {
    display: none;
}

---

/* --- 4. FOOTER & BUTTON STYLES --- */
/* Button Hover Effect (From your previous code) */
.gr-button:hover {
    transform: scale(1.03);
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease-in-out;
}

/* Footer Styles */
#footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 1rem;
    font-size: 14px;
    color: var(--secondary-text-color);
    border-top: 1px solid var(--border-color);
}
#footer a {
    color: var(--brand-secondary);
    text-decoration: none;
    transition: color 0.2s;
}
#footer a:hover {
    color: var(--brand-primary);
    text-decoration: underline;
}