ui/style.css

/* Global Styles */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

html, body, [class*="css"] {
    font-family: 'Outfit', sans-serif;
    color: #e0e0e0;
}

/* Glassmorphism Background with subtle animation */
.stApp {
    background: radial-gradient(circle at 10% 20%, rgb(18, 22, 28) 0%, rgb(10, 10, 14) 90.2%);
    background-attachment: fixed;
}

/* Custom Card - Enhanced */
.custom-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    margin-bottom: 24px;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.custom-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.custom-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.15);
}

.custom-card:hover::before {
    opacity: 1;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
    background: linear-gradient(90deg, #fff, #bbb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.card-text {
    color: #b0b0b0;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Gradient text utility */
.gradient-text {
    background: linear-gradient(90deg, #4CC9F0 0%, #4361EE 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}

/* Buttons - Modern Gradient */
div.stButton > button {
    background: linear-gradient(135deg, #4361EE 0%, #3F37C9 100%);
    color: white;
    border: none;
    border-radius: 10px;
    padding: 0.6rem 1.2rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(67, 97, 238, 0.3);
}

div.stButton > button[kind="secondary"] {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: none;
}

div.stButton > button:hover {
    background: linear-gradient(135deg, #4895EF 0%, #4361EE 100%);
    box-shadow: 0 6px 20px rgba(67, 97, 238, 0.5);
    transform: translateY(-2px);
    color: white;
}

div.stButton > button:active {
    transform: scale(0.98);
}

/* Inputs - Sleek Dark */
.stTextInput > div > div > input {
    background-color: rgba(0, 0, 0, 0.2);
    color: #e0e0e0;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 10px 12px;
}

.stTextInput > div > div > input:focus {
    border-color: #4361EE;
    box-shadow: 0 0 0 2px rgba(67, 97, 238, 0.2);
}

/* Chat Messages */
.stChatMessage {
    background-color: transparent;
}

.stChatMessage[data-testid="stChatMessageAvatarUser"] {
    background-color: #2b2d42; /* Dark user avatar bg */
    border: 1px solid rgba(255,255,255,0.1);
}

.stChatMessage[data-testid="stChatMessageAvatarAssistant"] {
    background: linear-gradient(135deg, #4361EE, #F72585); /* Vibrant gradient */
}

div[data-testid="stChatMessageContent"] {
    background: rgba(255, 255, 255, 0.04);
    border-radius: 16px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* Headings */
h1, h2, h3 {
    color: #ffffff !important;
    font-weight: 700 !important;
    letter-spacing: -0.5px;
}

/* Sidebar */
section[data-testid="stSidebar"] {
    background: rgba(18, 22, 28, 0.95);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

section[data-testid="stSidebar"] [data-testid="stVerticalBlock"] {
    gap: 0.5rem;
}

.st-emotion-cache-16txtl3 { /* Sidebar nav links container - this class might change, targeting via attribute if possible */
    padding-top: 2rem;
}

/* Sidebar Nav Links */
.stPageLink a {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    margin-bottom: 5px;
    transition: all 0.2s ease;
}

.stPageLink a:hover {
    background: rgba(67, 97, 238, 0.2);
    border-color: rgba(67, 97, 238, 0.5);
    transform: translateX(5px);
}

.stPageLink p {
    font-weight: 600;
}

/* Divider with Gradient */
hr {
    border: 0;
    height: 1px;
    background-image: linear-gradient(to right, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0));
    margin: 30px 0;
}

/* Status Badges - Pill shape */
.status-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    display: inline-block;
}

.status-ingested {
    background: rgba(4, 212, 137, 0.15); /* Vivid green tint */
    color: #2ecc71;
    border: 1px solid rgba(4, 212, 137, 0.3);
}

.status-pending {
    background: rgba(255, 179, 11, 0.15); /* Amber tint */
    color: #f1c40f;
    border: 1px solid rgba(255, 179, 11, 0.3);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: #121212; 
}
::-webkit-scrollbar-thumb {
    background: #444; 
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #666; 
}