/* Main Theme Variables */
:root {
    --primary-yellow: #FFC107;
    --primary-yellow-dark: #FFA000;
    --primary-yellow-light: #FFECB3;
    --secondary-blue: #2196F3;
    --secondary-purple: #9C27B0;
    --success-green: #10B981;
    --error-red: #EF4444;
    --warning-orange: #F59E0B;
    --info-blue: #3B82F6;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

/* Global Styles */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    margin: 0;
    padding: 20px;
}

.gradio-container {
    max-width: 1400px !important;
    margin: 0 auto !important;
    background: white !important;
    border-radius: var(--radius-xl) !important;
    box-shadow: var(--shadow-xl) !important;
    overflow: hidden !important;
    min-height: 90vh !important;
}

/* Header Styles */
.header-container {
    background: linear-gradient(90deg, var(--gray-900) 0%, var(--gray-800) 100%);
    color: white;
    padding: 2rem 2.5rem;
    position: relative;
    overflow: hidden;
}

.header-container::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 300px;
    background: linear-gradient(45deg, var(--primary-yellow) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0.1;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.logo-icon {
    font-size: 3.5rem !important;
    color: var(--primary-yellow);
    background: rgba(255, 193, 7, 0.1);
    padding: 1rem;
    border-radius: var(--radius-lg);
    border: 2px solid rgba(255, 193, 7, 0.3);
}

.logo-text h1 {
    margin: 0;
    font-size: 2.25rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--primary-yellow) 0%, #FFD700 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    margin: 0.5rem 0 0 0;
    color: var(--gray-300);
    font-size: 1.1rem;
    font-weight: 400;
}

.header-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 193, 7, 0.1);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 193, 7, 0.3);
    font-weight: 600;
    color: var(--primary-yellow);
}

.header-badge .material-icons {
    font-size: 1.25rem;
}

.header-divider {
    height: 4px;
    background: linear-gradient(90deg, var(--primary-yellow) 0%, var(--secondary-blue) 50%, var(--secondary-purple) 100%);
    margin-top: 1.5rem;
    border-radius: 2px;
}

/* Sidebar Styles */
.sidebar {
    background: var(--gray-50);
    padding: 2rem 1.5rem !important;
    border-right: 1px solid var(--gray-200);
    height: 100%;
    min-height: calc(90vh - 200px);
}

.steps-container {
    margin: 2rem 0;
}

.step {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    margin-bottom: 1rem;
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
    cursor: pointer;
}

.step:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-yellow);
}

.step.active {
    background: linear-gradient(135deg, var(--primary-yellow-light) 0%, #FFF8E1 100%);
    border-color: var(--primary-yellow);
    border-left: 4px solid var(--primary-yellow);
}

.step-number {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    color: var(--gray-700);
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.step.active .step-number {
    background: var(--primary-yellow);
    color: white;
}

.step-content {
    flex: 1;
}

.step-title {
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
}

.step.active .step-title {
    color: var(--gray-900);
}

.step-description {
    font-size: 0.875rem;
    color: var(--gray-600);
}

.tips-container {
    margin: 2rem 0;
}

.tip {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    margin-bottom: 1rem;
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.tip-icon {
    color: var(--primary-yellow);
    font-size: 1.5rem !important;
    margin-top: 0.25rem;
}

.tip-content strong {
    display: block;
    color: var(--gray-800);
    margin-bottom: 0.25rem;
}

.tip-content p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.5;
}

.requirements ul {
    margin: 0;
    padding-left: 1.5rem;
}

.requirements li {
    margin-bottom: 0.5rem;
    color: var(--gray-700);
    font-size: 0.875rem;
}

/* API Guide Styles */
.api-guide {
    padding: 1.5rem;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    margin: 1rem 0;
}

.api-guide h4 {
    margin-top: 0;
    color: var(--gray-800);
    border-bottom: 2px solid var(--primary-yellow);
    padding-bottom: 0.5rem;
}

.api-guide ol {
    margin: 1rem 0 1.5rem 0;
    padding-left: 1.5rem;
}

.api-guide li {
    margin-bottom: 0.75rem;
    color: var(--gray-700);
    line-height: 1.6;
}

.api-guide code {
    background: var(--gray-200);
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.875rem;
}

.note {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    background: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--info-blue);
    margin: 1.5rem 0;
}

.note .material-icons {
    color: var(--info-blue);
    margin-top: 0.125rem;
}

.note p {
    margin: 0;
    color: var(--gray-700);
    font-size: 0.875rem;
}

.security-tip {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    margin-bottom: 1rem;
    background: white;
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-200);
}

.security-tip .material-icons {
    color: var(--primary-yellow);
    font-size: 1.5rem !important;
    margin-top: 0.125rem;
}

.security-tip strong {
    display: block;
    color: var(--gray-800);
    margin-bottom: 0.25rem;
}

.security-tip p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.5;
}

.resources h5 {
    margin: 1.5rem 0 0.75rem 0;
    color: var(--gray-800);
}

.resources ul {
    margin: 0;
    padding-left: 1.5rem;
}

.resources li {
    margin-bottom: 0.5rem;
}

.resources a {
    color: var(--secondary-blue);
    text-decoration: none;
    transition: color 0.2s ease;
}

.resources a:hover {
    color: var(--primary-yellow);
    text-decoration: underline;
}

/* Download Section Styles */
.download-section {
    padding: 2rem !important;
}

.file-download {
    margin-bottom: 0.5rem !important;
}

.file-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--gray-700);
}

.file-info .material-icons {
    color: var(--primary-yellow);
    font-size: 1.125rem !important;
}

.full-download {
    margin-top: 1rem !important;
}

.package-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-yellow-light) 0%, #FFF8E1 100%);
    border-radius: var(--radius-md);
    border: 2px solid var(--primary-yellow);
    font-weight: 600;
    color: var(--gray-800);
    margin-top: 0.5rem;
}

.package-info .material-icons {
    color: var(--primary-yellow);
    font-size: 1.5rem !important;
}

/* Status Messages */
.status-container {
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    margin: 1.5rem 0;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
}

.status-message {
    display: flex;
    align-items: center;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    background: white;
    border-left: 4px solid;
    margin-bottom: 1rem;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.status-message.success {
    border-left-color: var(--success-green);
}

.status-message.error {
    border-left-color: var(--error-red);
}

.status-message.warning {
    border-left-color: var(--warning-orange);
}

.status-message.info {
    border-left-color: var(--info-blue);
}

.status-message .material-icons {
    font-size: 1.5rem !important;
    margin-right: 0.75rem;
}

.error-message {
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(239, 68, 68, 0.05) 100%);
    border-radius: var(--radius-lg);
    border: 1px solid var(--error-red);
    margin: 1.5rem 0;
}

.error-message h4 {
    margin-top: 0;
    color: var(--error-red);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.error-message ul {
    margin: 0.75rem 0 0 0;
    padding-left: 1.5rem;
}

.error-message li {
    margin-bottom: 0.5rem;
    color: var(--gray-700);
}

/* Button Styles */
button {
    transition: all 0.3s ease !important;
}

button:hover {
    transform: translateY(-2px) !important;
    box-shadow: var(--shadow-md) !important;
}

button.primary {
    background: linear-gradient(90deg, var(--primary-yellow) 0%, var(--primary-yellow-dark) 100%) !important;
    border: none !important;
    color: var(--gray-900) !important;
    font-weight: 600 !important;
}

button.secondary {
    background: white !important;
    border: 2px solid var(--gray-300) !important;
    color: var(--gray-700) !important;
    font-weight: 600 !important;
}

/* Form Styles */
input, textarea, select {
    border-radius: var(--radius-md) !important;
    border: 1px solid var(--gray-300) !important;
    transition: all 0.3s ease !important;
}

input:focus, textarea:focus, select:focus {
    border-color: var(--primary-yellow) !important;
    box-shadow: 0 0 0 3px rgba(255, 193, 7, 0.1) !important;
    outline: none !important;
}

/* Tab Styles */
.tab-nav {
    border-bottom: 2px solid var(--gray-200) !important;
}

.tab-nav button {
    border-radius: var(--radius-md) var(--radius-md) 0 0 !important;
    margin-right: 0.25rem !important;
}

.tab-nav button.selected {
    background: linear-gradient(135deg, var(--primary-yellow-light) 0%, #FFF8E1 100%) !important;
    border-color: var(--primary-yellow) !important;
    border-bottom-color: transparent !important;
    color: var(--gray-900) !important;
    font-weight: 600 !important;
}

/* Code Editor */
#code_editor {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace !important;
    font-size: 0.875rem !important;
    line-height: 1.6 !important;
    background: var(--gray-50) !important;
    border: 1px solid var(--gray-300) !important;
    border-radius: var(--radius-lg) !important;
    padding: 1.5rem !important;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .gradio-container {
        padding: 0.5rem !important;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .logo-section {
        flex-direction: column;
        text-align: center;
    }
    
    .sidebar {
        padding: 1rem !important;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
        padding: 1rem;
    }
    
    .step-number {
        margin-bottom: 0.5rem;
    }
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    
    .logo-text h1 {
        font-size: 1.75rem;
    }
    
    .header-badge {
        width: 100%;
        justify-content: center;
    }
    
    .api-guide {
        padding: 1rem;
    }
}

/* Animation for success states */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

.success-pulse {
    animation: pulse 2s infinite;
}

/* Loading State */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: inherit;
    z-index: 10;
}

.loading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2.5rem;
    height: 2.5rem;
    margin: -1.25rem 0 0 -1.25rem;
    border: 3px solid var(--gray-300);
    border-top-color: var(--primary-yellow);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    z-index: 11;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}