styles.css

/* Modern color palette */
:root {
    --primary-color: #374B5D;
    /* Muted Navy */
    --secondary-color: #935F4C;
    /* Tan */
    --background-color: #FFFAE5;
    /* Ivory */
    --text-color: #1B1821;
    /* Black */
    --accent-color: #E0D7C7;
    /* Khaki */
    --highlight-color: #F1E2AD;
    /* Yellow */
    --icon-color: #56382D;
    /* Brown */
}

/* Global styles */
body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
}

/* Header styling */
.header-title {
    color: #FFFAE5 !important;
    font-size: 3.2rem !important;
    font-weight: 550 !important;
    margin-bottom: 0.5rem !important;
    text-shadow: 2px 2px 4px rgba(27, 24, 33, 0.2) !important;
    line-height: 1.2 !important;
}

.header-subtitle {
    color: #FFFAE5 !important; 
    font-size: 1.8rem !important;
    opacity: 0.9 !important;
    margin-bottom: 1rem !important;
    line-height: 1.4 !important;
    font-weight: 400 !important;
}

.header {
    background: linear-gradient(135deg, #374B5D, #935F4C) !important;
    padding: 1.2rem !important;
    text-align: center !important;
    border-radius: 0 0 20px 20px !important;
    box-shadow: 0 4px 6px rgba(27, 24, 33, 0.1) !important;
    margin-bottom: 1rem !important;
}
/* Animated background */
.animated-bg::before {
    background: linear-gradient(135deg,
            var(--accent-color) 0%,
            var(--highlight-color) 50%,
            var(--background-color) 100%);
}

/* Sidebar styling */
.sidebar .css-1d391kg {
    background-color: var(--background-color);
    border-right: 1px solid var(--accent-color);
    padding: 2rem 1rem;
}

/* Main content styling */
.main .css-1d391kg {
    background-color: var(--background-color);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(86, 56, 45, 0.1);
    padding: 2rem;
    margin-bottom: 2rem;
}

/* Footer styling */
.footer {
    background-color: var(--primary-color);
    color: var(--accent-color);
    text-align: center;
    font-size: 1.05rem;
    padding: 0.05rem;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
}

.footer a {
    color: var(--highlight-color);
    text-decoration: none;
    font-weight: bold;
}

/* Button styling */
.stButton>button {
    background-color: var(--primary-color);
    color: var(--accent-color);
    border: none;
    border-radius: 5px;
    padding: 0.5rem 1rem;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.stButton>button:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(86, 56, 45, 0.2);
}

/* Input field styling */
.stTextInput>div>div>input {
    border-radius: 5px;
    border: 1px solid var(--accent-color);
    padding: 0.5rem;
    background-color: var(--background-color);
    color: var(--text-color);
}

.stTextInput>div>div>input:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(147, 95, 76, 0.2);
}

/* Main header styling */
.main-header {
    font-size: 35px !important;
    font-weight: bold !important;
    color: var(--primary-color) !important;
    text-align: center !important;
    padding: 15px !important;
    border-radius: 10px !important;
    background-color: var(--accent-color) !important;
    box-shadow: 0 4px 6px rgba(86, 56, 45, 0.1) !important;
    margin-bottom: 0px !important;
    text-transform: uppercase !important;
    letter-spacing: 2px !important;
    transition: all 0.3s ease !important;
}

.main-header:hover {
    transform: scale(1.02);
    box-shadow: 0 6px 8px rgba(86, 56, 45, 0.15);
    background-color: var(--highlight-color);
}

/* Model selection area styling */
.big-font1 {
    font-size: 40px;
    font-weight: bold;
    color: var(--primary-color);
}

/* Selectbox styling */
.stSelectbox>div>div>div {
    font-size: 18px;
    color: var(--text-color);
}

.stSelectbox>div>div {
    height: 35px;
    display: flex;
    align-items: center;
    background-color: var(--background-color);
    border: 1px solid var(--accent-color);
}

.stSelectbox [data-baseweb="select"] {
    height: 35px;
    background-color: var(--background-color);
}

/* Additional custom elements */
st.markdown styling for headers h3 {
    color: var(--primary-color);
    border-bottom: 2px solid var(--secondary-color);
    padding-bottom: 10px;
    margin-bottom: 20px;
}

/* File uploader styling */
.stFileUploader {
    background-color: var(--accent-color);
    border-radius: 10px;
    padding: 20px;
    margin: 10px 0;
}

/* Progress bar styling */
.stProgress>div>div>div {
    background-color: var(--secondary-color);
}


/* ########################################################## */


/* Tab styling */
.stTabs [data-baseweb="tab-list"] {
    background-color: var(--accent-color);
    border-radius: 10px 10px 0 0;
    padding: 0.5rem;
}

.stTabs [data-baseweb="tab"] {
    color: var(--primary-color);
    background-color: var(--background-color);
    border-radius: 5px;
    margin-right: 5px;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
}

.stTabs [data-baseweb="tab"]:hover {
    background-color: var(--highlight-color);
}

.stTabs [data-baseweb="tab"][aria-selected="true"] {
    background-color: var(--secondary-color);
    color: var(--background-color);
}

/* ########################################################## */

/* Navigation sidebar styling */
.sidebar-title {
    color: var(--primary-color) !important;
    font-size: 2.5rem !important;
    font-weight: 600 !important;
    text-align: center !important;
    margin-bottom: 1.5rem !important;
    border-bottom: 2px solid var(--accent-color) !important;
}

.sidebar-subtitle {
    font-size: 18px !important;  
    line-height: 1.4 !important;
    margin-bottom: 5px !important;
    font-weight: 400 !important;
}

/* Main Menu Container */
[data-testid="stSidebar"] .nav-container {
    padding: 0;
    background-color: var(--background-color);
}

/* Menu Title */
[data-testid="stSidebar"] .nav-menu-title {
    color: var(--primary-color);
    font-size: 18px;
    font-weight: bold;
    padding: 10px;
}

/* Navigation Links */
[data-testid="stSidebar"] .nav-link {
    font-size: 16px;
    text-align: left;
    margin: 0;
    padding: 10px;
    color: var(--text-color);
    background-color: var(--background-color);
    transition: all 0.3s ease;
}

/* Navigation Link Icons */
[data-testid="stSidebar"] .nav-link-icon {
    color: var(--icon-color);
    font-size: 20px;
}

/* Hover state */
[data-testid="stSidebar"] .nav-link:hover {
    background-color: var(--highlight-color);
    color: var(--text-color);
}

/* Selected state */
[data-testid="stSidebar"] .nav-link.active {
    background-color: var(--primary-color);
    color: var(--accent-color);
    border-left: 4px solid var(--secondary-color);
}

/* Sub-menu styles */
[data-testid="stSidebar"] .nav-submenu {
    padding: 0;
    background-color: var(--background-color);
}

[data-testid="stSidebar"] .nav-submenu .nav-link {
    font-size: 14px;
    padding-left: 20px;
}

/* Sidebar container background */
[data-testid="stSidebar"] .css-1d391kg {
    background-color: var(--background-color);
}

/* Sidebar divider */
[data-testid="stSidebar"] .css-1r6slb0 {
    background-color: var(--accent-color);
}

/* Menu icon */
[data-testid="stSidebar"] .menu-icon {
    color: var(--icon-color);
    font-size: 16px;
}

/* ########################################################## */


/* Profile Section */
.sidebar-header {
    background: linear-gradient(145deg, var(--accent-color), var(--background-color)) !important;
    border-radius: 16px !important;
    padding: 1.5rem !important;
    margin-bottom: 1.5rem !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 0.5rem !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05)!important;
    border: 1px solid rgba(255, 255, 255, 0.1)!important;
}

.sidebar-description {
    color: var(--text-color);
    font-size: 1.2rem ;
    text-align: center;
    opacity: 0.8;
    margin-top: 0.2rem;
    font-weight: normal;
}

.custom-download-button2[target="_blank"] {
    background-color: var(--primary-color);
    color: var(--background-color);
    padding: 8px 16px;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    margin: 10px 0;
    transition: all 0.3s ease;
    width: 180px;
    height: 40px;
    line-height: 1;
    white-space: nowrap;
}

.custom-download-button2[target="_blank"]:hover {
    background-color: #4A6275;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    text-decoration: none;
}

/* ########################################################## */
/* Home */

.approach-card {
    background-color: white;
    border-radius: 0.5rem;
    padding: 1.2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    height: 100%;
    border-top: 8px solid;
    border-bottom: 8px solid;
    transition: transform 0.3s ease;
}
.approach-card:hover {
    transform: translateY(-5px);
}
.supervised-card {
    border-top-color: #935F4C;
}
.zeroshot-card {
    border-top-color: #935F4C;
}
.llm-card {
    border-top-color: #935F4C;
}
.card-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}
.card-subtitle {
    font-size: 1rem;
    color: #6B7280;
    margin-bottom: 1rem;
}
.highlight-box {
    background-color: #F3F4F6;
    border-radius: 0.5rem;
    padding: 1rem;
    margin-top: 1rem;
}
.feature-icon {
    font-size: 1.5rem;
    margin-right: 0.5rem;
    color: #374B5D;
}
.custom-button {
    background-color: #374B5D;
    color: white;
    border-radius: 0.25rem;
    padding: 0.5rem 1rem;
    text-align: center;
    margin-top: 1rem;
    text-decoration: none;
    display: inline-block;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}
.custom-button:hover {
    background-color: #2A3A49;
}
.workflow-card {
    background-color: #F9FAFB;
    border-radius: 0.5rem;
    padding: 1rem;
    margin-top: 1rem;
    margin-bottom: 1rem;
}
.workflow-step {
    display: flex;
    align-items: flex-start;
    margin-bottom: 0.5rem;
}
.step-number {
    background-color: #374B5D;
    color: white;
    border-radius: 50%;
    width: 25px;
    height: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 0.75rem;
    flex-shrink: 0;
}
.capability-card {
    background-color: white;
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    border: 1px solid #E5E7EB;
}
.model-header {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
}
.model-icon {
    font-size: 1.5rem;
    margin-right: 0.5rem;
}
.model-name {
    font-weight: 600;
    font-size: 1.1rem;
}
.model-description {
    font-size: 0.9rem;
    color: #4B5563;
    margin-bottom: 0.5rem;
}

.capability-tag {
    display: inline-block;
    background-color: #EFF6FF;
    color: #1E40AF;
    border-radius: 9999px;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    margin-right: 0.25rem;
    margin-bottom: 0.25rem;
}

.capabilities-list {
    font-size: 0.85rem;
    color: #4B5563;
    margin-top: 0.5rem;
}

.info-box {
    padding: 1rem;
    background-color: #374B5D;
    color: white;
    border-radius: 0.5rem;
    margin-top: 1rem;
}

.tab-content {
    padding: 1rem 0;
}