/* General body styling */
body {
    background: #f0f4f8;
    background-image: linear-gradient(to bottom right, #d0e1f9, #e1ebf9);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
}

.block-container {
    padding: 2.5rem 5rem 3rem 5rem;
}

/* Main header styling */
.main-header {
    font-size: 2em;
    font-weight: bold;
    color: #1565C0;
    margin-bottom: 2px;
    text-align: center;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
    padding-top: 1px;
}

/* Sub-header styling */
.sub-header {
    font-size: 1.75em;
    font-weight: bold;
    color: #1976D2;
    margin-top: 20px;
    margin-bottom: 10px;
    text-align: center;
}

/* Enhanced Tab styling with dark red gradients */
.stTabs {
    margin-top: 0.5rem;
    background: white;
    padding: 0.5rem;
    border-radius: 2px;
    box-shadow: 0 2px 2px rgba(0, 0, 0, 0.05);
}

.stTabs [data-baseweb="tab-list"] {
    gap: 8px;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    padding: 8px;
    border-radius: 8px;
}

.stTabs [data-baseweb="tab"] {
    height: auto;
    padding: 12px 20px;
    color: #E2E8F0;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    background: linear-gradient(135deg, #4A5568, #2D3748);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    letter-spacing: 0.3px;
    background: white;
    border-radius: 6px;
    padding: 8px 16px;
    font-weight: 600;
    color: #475569;
    transition: all 0.2s ease;
}

.stTabs [data-baseweb="tab"]:hover {
    color: #FFFFFF;
    background: linear-gradient(135deg, #822727, #991B1B);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    background: #f1f5f9;
    color: #1e293b;
}

.stTabs [data-baseweb="tab"][aria-selected="true"] {
    color: #FFFFFF;
    background: linear-gradient(135deg, #3182CE, #2C5282);
    border-color: #DC2626;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.3);
    position: relative;
    background: linear-gradient(135deg, #3182ce, #2c5282);
    color: white;
}

.stTabs [data-baseweb="tab"][aria-selected="true"]::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 10%;
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, transparent, #FFFFFF, transparent);
    border-radius: 2px;
}

.stTabs [data-baseweb="tab-panel"] {
    padding: 20px;
    background: linear-gradient(135deg, #FFFFFF, #F8FAFC);
    border-radius: 12px;
    margin-top: 10px;
    border: 1px solid rgba(226, 232, 240, 0.8);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

/* Enhanced tab content for better readability */
.stTabs [data-baseweb="tab-panel"] p {
    color: #1A202C;
    line-height: 1.7;
    font-size: 15px;
}

.stTabs [data-baseweb="tab-panel"] ul {
    margin-top: 1rem;
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.stTabs [data-baseweb="tab-panel"] li {
    color: #2D3748;
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Tab content headings */
.stTabs [data-baseweb="tab-panel"] strong {
    color: #1A202C;
    font-weight: 600;
    font-size: 16px;
}

/* Success/Warning messages in tabs */
.stTabs [data-baseweb="tab-panel"] .stSuccess,
.stTabs [data-baseweb="tab-panel"] .stWarning {
    margin-top: 1rem;
    margin-bottom: 1rem;
    border-radius: 8px;
}

/* Main Application Tabs */
.tab-container {
    background: linear-gradient(135deg, #1A202C, #2D3748);
    border-radius: 16px;
    padding: 20px;
    margin: 20px 0;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.tab-content {
    background: linear-gradient(135deg, #FFFFFF, #F8FAFC);
    border-radius: 12px;
    padding: 25px;
    margin-top: 15px;
    border: 1px solid rgba(226, 232, 240, 0.8);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.05);
}

/* Tab Content Typography */
.tab-content h1, .tab-content h2, .tab-content h3 {
    color: #2D3748;
    margin-bottom: 1rem;
    font-weight: 600;
}

.tab-content p {
    color: #4A5568;
    line-height: 1.8;
    margin-bottom: 1rem;
}

/* Custom Scrollbar for Tab Content */
.tab-content::-webkit-scrollbar {
    width: 8px;
}

.tab-content::-webkit-scrollbar-track {
    background: #F7FAFC;
    border-radius: 4px;
}

.tab-content::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #CBD5E0, #A0AEC0);
    border-radius: 4px;
}

.tab-content::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #A0AEC0, #718096);
}

/* Enhanced Tab Indicators */
.stTabs [data-baseweb="tab"][aria-selected="true"]::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    z-index: -1;
    animation: tabPulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes tabPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* Text Inputs */
.stTextInput > div {
    background: #FFFFFF;
}

.stTextInput > div > div > input {
    background: #F7FAFC;
    border: 2px solid #E2E8F0;
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 15px;
    color: #2D3748;
    transition: all 0.3s ease;
}

.stTextInput > div > div > input:hover {
    border-color: #CBD5E0;
    background: #EDF2F7;
}

.stTextInput > div > div > input:focus {
    border-color: #C53030;
    box-shadow: 0 0 0 3px rgba(197, 48, 48, 0.2);
    background: #FFFFFF;
}

/* Sidebar container styling - subtle modern gradient */
[data-testid="stSidebar"] {
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    color: #334155;
    padding: 20px;
    border-right: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.05);
    transition: width 0.3s ease-in-out !important;
}

/* Collapsed sidebar styling */
[data-testid="stSidebar"][aria-expanded="false"] {
    margin-left: -21rem;
}

/* Sidebar title styling - improved contrast */
[data-testid="stSidebar"] h1, [data-testid="stSidebar"] h2, [data-testid="stSidebar"] h3 {
    color: #1e293b;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: 0.02em;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 0.75rem;
}

/* Sidebar expander styling - modern and subtle */
[data-testid="stSidebar"] .st-expander {
    background: linear-gradient(135deg, #ffffff, #f8fafc);
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    margin-bottom: 1rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.03);
    overflow: hidden;
}

[data-testid="stSidebar"] .st-expander > div:first-child {
    color: #334155;
    font-weight: 600;
    padding: 0.875rem 1rem;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border-bottom: 1px solid #e2e8f0;
}

/* Radio button styling - improved visibility */
[data-testid="stSidebar"] .stRadio > div {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

[data-testid="stSidebar"] .stRadio > div > label {
    background: #ffffff;
    color: #334155;
    padding: 0.75rem 1rem;
    border-radius: 6px;
    font-weight: 500;
    border: 1px solid #e2e8f0;
    transition: all 0.2s ease;
}

[data-testid="stSidebar"] .stRadio > div > label:hover {
    background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
    transform: translateY(-1px);
    border-color: #cbd5e1;
}

[data-testid="stSidebar"] .stRadio > div > label[data-selected="true"] {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
    color: #ffffff;
    border-color: #0284c7;
    box-shadow: 0 2px 4px rgba(2, 132, 199, 0.2);
}

/* Input and select styling - improved contrast */
[data-testid="stSidebar"] input, [data-testid="stSidebar"] select {
    background: #ffffff;
    color: #334155;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding: 0.75rem;
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
    transition: all 0.2s ease;
}

[data-testid="stSidebar"] input:focus, [data-testid="stSidebar"] select:focus {
    border-color: #0ea5e9;
    box-shadow: 0 0 0 2px rgba(14, 165, 233, 0.1);
    outline: none;
}

/* Button styling - modern and subtle */
[data-testid="stSidebar"] button {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
    color: #ffffff;
    border: none;
    border-radius: 6px;
    padding: 0.75rem 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

[data-testid="stSidebar"] button:hover {
    background: linear-gradient(135deg, #0284c7, #0369a1);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(2, 132, 199, 0.2);
}

/* Settings button styling */
[data-testid="stSidebar"] .stButton > button {
    background: linear-gradient(135deg, #3182CE, #2C5282);
    color: white;
    border: none;
    padding: 0.75rem 1rem;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
    width: 100%;
    margin-bottom: 1rem;
}

[data-testid="stSidebar"] .stButton > button:hover {
    background: linear-gradient(135deg, #2C5282, #1A365D);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Scrollbar styling - subtle and modern */
[data-testid="stSidebar"]::-webkit-scrollbar {
    width: 8px;
}

[data-testid="stSidebar"]::-webkit-scrollbar-track {
    background: #f8fafc;
}

[data-testid="stSidebar"]::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
    border: 2px solid #f8fafc;
}

[data-testid="stSidebar"]::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Content section styling */
.content-section {
    padding: 20px;
    margin-bottom: 30px;
    border-radius: 10px;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1);
    background-color: #ffffff;
}

/* Custom button styling */
div.stButton > button:first-child {
    background: #1565C0;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 10px 2px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.2);
    font-weight: bold;
}

div.stButton > button:hover:first-child {
    background-color: #1976A2;
    box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
}

/* Scrollbar styling */
::-webkit-scrollbar-track {
    background: #e1ebf9;
}

::-webkit-scrollbar-thumb {
    background-color: #90CAF9;
    border-radius: 10px;
    border: 3px solid #e1ebf9;
}

::-webkit-scrollbar-thumb:hover {
    background: #64B5F6;
}

::-webkit-scrollbar {
    width: 16px;
}

/* Radio button group styling */
div.row-widget.stRadio > div {
    flex-direction: row;
    align-items: stretch;
}

div.row-widget.stRadio > div[role="radiogroup"] > label[data-baseweb="radio"] {
    background-color: #BBDEFB;
    padding-right: 10px;
    padding-left: 4px;
    padding-bottom: 3px;
    margin: 4px;
}

/* Radio wrapper styling */
.radio-wrapper {
    border: 2px solid #1565C0;
    border-radius: 5px;
    padding: 15px;
    margin: 10px 0;
    background-color: #f9f9f9;
}

/* Content title styling */
.content-title {
    font-size: 1.5em;
    font-weight: bold;
    margin-bottom: 10px;
    color: #333;
}

/* Audio player styling */
audio::-webkit-media-controls-panel,
audio::-webkit-media-controls-enclosure {
    background-color: #532b5a;
}

audio::-webkit-media-controls-time-remaining-display,
audio::-webkit-media-controls-current-time-display {
    color: white;
    text-shadow: none;
}

audio::-webkit-media-controls-timeline {
    background-color: #532b5a;
    border-radius: 25px;
    margin-left: 10px;
    margin-right: 10px;
}

/* Select input styling */
.stSelectbox > div[data-baseweb="select"] > div {
    padding: -1px;
    margin: 2px 0;
    border: 3px solid #1565C0;
    background-color: #ffc10794;
    font-size: 16px;
    font-weight: bold;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    appearance: none;
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 10px;
}

select:focus {
    border-color: #1565C0;
    box-shadow: 0 0 5px rgba(21, 101, 192, 0.5);
}

select option {
    padding: 10px;
}

/* Content Planning Tools Styling */
.content-header {
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    padding: 1rem;
    border-radius: 2px;
    margin-bottom: 2rem;
    border: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.content-header h2 {
    color: #1e293b;
    font-size: 1rem;
    font-weight: 300;
    margin-bottom: 0.5rem;
}

.content-header .subtitle {
    color: #475569;
    font-size: 1.1rem;
    line-height: 1;
}

.tool-section {
    background: white;
    padding: 1rem;
    border-radius: 2px;
    margin-bottom: 1.5rem;
    border: 1px solid #e2e8f0;
}

.tool-section h3 {
    color: #1e293b;
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.tool-section p {
    color: #475569;
    font-size: 1rem;
    line-height: 1.5;
}

/* Button styling */
.stButton > button {
    background: linear-gradient(135deg, #3182ce, #2c5282);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.stButton > button:hover {
    background: linear-gradient(135deg, #2c5282, #1a365d);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Search option containers styling */
.search-option-container {
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    text-align: center;
    height: 100%;
    transition: all 0.3s ease;
}

.search-option-container:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.search-option-container h4 {
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.search-option-container p {
    color: #64748b;
    margin: 0;
}

/* Button styling for search options */
.stButton > button {
    background: linear-gradient(135deg, #3182ce, #2c5282);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    font-weight: 600;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.stButton > button:disabled {
    background: linear-gradient(135deg, #94a3b8, #64748b);
    cursor: not-allowed;
}

.stButton > button:not(:disabled):hover {
    background: linear-gradient(135deg, #2c5282, #1e3a8a);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Search options styling */
.search-option {
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 8px;
    padding: 1rem;
    height: 100%;
    transition: all 0.3s ease;
    text-align: center;
}

.search-option:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.search-option h4 {
    color: #1e293b;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.search-option p {
    color: #64748b;
    font-size: 0.9em;
    margin-bottom: 1rem;
}

.search-option.active {
    border: 2px solid #3182ce;
    background: linear-gradient(135deg, #ebf8ff, #e6fffa);
}

/* Add these to your existing search-option styles */
.search-option.disabled {
    background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
    opacity: 0.8;
    cursor: not-allowed;
    border: 1px solid #cbd5e1;
}


.search-option .api-missing {
    display: inline-block;
    background: #fee2e2;
    color: #dc2626;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8em;
    margin-top: 0.5rem;
}

.search-option.disabled h4,
.search-option.disabled p {
    color: #64748b;
}