:root {
            --primary: #6366f1;
            --secondary: #8b5cf6;
            --accent: #ec4899;
            --dark: #1e293b;
            --light: #f8fafc;
            --success: #10b981;
            --warning: #f59e0b;
            --danger: #ef4444;
            --card-bg: rgba(15, 23, 42, 0.85);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            color: white;
            min-height: 100vh;
            margin: 0;
            overflow-x: hidden;
            position: relative;
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
        }

        .aurora-bg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, 
                rgba(99, 102, 241, 0.15) 0%, 
                rgba(139, 92, 246, 0.15) 20%, 
                rgba(236, 72, 153, 0.15) 40%, 
                rgba(251, 146, 60, 0.15) 60%, 
                rgba(16, 185, 129, 0.15) 80%);
            background-size: 300% 300%;
            animation: aurora 15s ease infinite;
            z-index: -1;
        }

        @keyframes aurora {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        .container {
    width: 100%;
    height: 100vh;
    padding: 1.5rem 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow-y: auto;
}


        header {
            text-align: center;
            padding: 1rem 0;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .logo {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            background: linear-gradient(45deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: inline-block;
        }

        h1 {
            font-size: 3rem;
            margin-bottom: 0.5rem;
            background: linear-gradient(45deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            font-weight: 700;
        }

        .subtitle {
            font-size: 1.3rem;
            color: #cbd5e1;
            opacity: 0.9;
            max-width: 700px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .app-description {
            background: var(--card-bg);
            border-radius: 15px;
            padding: 1.5rem;
            margin: 2rem auto;
            max-width: 900px;
            border: 1px solid rgba(99, 102, 241, 0.3);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
        }

        .app-description h2 {
            text-align: center;
            margin-bottom: 1rem;
            color: var(--primary);
        }

        .description-content {
            display: flex;
            justify-content: space-between;
            gap: 2rem;
            flex-wrap: wrap;
        }

        .description-item {
            flex: 1;
            min-width: 250px;
            text-align: center;
            padding: 1rem;
        }

        .description-item i {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }

        .description-item h3 {
            color: var(--accent);
            margin-bottom: 0.5rem;
        }

        .content-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    gap: 2rem;
    flex: 1;
    margin-top: 1rem;
}


        .detection-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(99, 102, 241, 0.3);
    min-height: 450px;
}


        .section-title {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1.5rem;
            color: var(--primary);
            font-size: 1.5rem;
        }

        .upload-area {
            margin: 1.5rem 0;
            border: 2px dashed rgba(99, 102, 241, 0.4);
            border-radius: 15px;
            padding: 2rem;
            position: relative;
            transition: all 0.3s ease;
            background: rgba(30, 41, 59, 0.5);
            cursor: pointer;
            text-align: center;
        }

        .upload-area:hover {
            border-color: var(--primary);
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(99, 102, 241, 0.2);
        }

        .upload-label {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1rem;
        }

        .upload-icon {
            font-size: 3rem;
            color: var(--primary);
            transition: all 0.3s ease;
        }

        .upload-text {
            font-weight: 500;
            color: #e2e8f0;
            transition: all 0.3s ease;
            font-size: 1.2rem;
        }

        .upload-area:hover .upload-icon {
            color: var(--accent);
            transform: scale(1.1);
        }

        .file-input {
            display: none;
        }

        .preview-container {
            margin-top: 1.5rem;
            max-width: 100%;
            border-radius: 12px;
            overflow: auto;
            position: relative;
            min-height: 150px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(30, 41, 59, 0.5);
            border: 1px dashed rgba(99, 102, 241, 0.3);
            flex: 1 1 auto;
        }

        .preview-media {
            max-width: 100%;
            max-height: 300px;
            border-radius: 12px;
            display: block;
            margin: 0 auto;
        }

        .placeholder-text {
            color: #94a3b8;
            text-align: center;
            padding: 2rem;
        }

        .analyze-button {
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            color: white;
            border: none;
            padding: 1rem 2rem;
            font-size: 1.1rem;
            font-weight: 600;
            border-radius: 12px;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 0.8rem;
            margin-top: 1.5rem;
            box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
            width: 100%;
            justify-content: center;
        }

        .analyze-button:hover:not(:disabled) {
            transform: translateY(-3px);
            box-shadow: 0 7px 20px rgba(99, 102, 241, 0.4);
            background: linear-gradient(45deg, var(--secondary), var(--primary));
        }

        .analyze-button:disabled {
            background: #475569;
            color: #94a3b8;
            cursor: not-allowed;
            box-shadow: none;
        }

        .button-icon {
            transition: transform 0.3s ease;
        }

        .analyze-button:hover:not(:disabled) .button-icon {
            transform: rotate(10deg);
        }

        .result-section {
    flex: 0 0 auto;
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    margin-top: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(99, 102, 241, 0.3);
}


        .result-content {
            padding: 1.5rem;
            background: rgba(15, 23, 42, 0.6);
            border-radius: 15px;
            min-height: 150px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            text-align: center;
        }

        #prediction {
            font-size: 1.5rem;
            color: #e2e8f0;
            margin: 0;
            font-weight: 500;
        }

        .confidence-meter {
            width: 80%;
            height: 20px;
            background: rgba(71, 85, 105, 0.5);
            border-radius: 10px;
            margin: 2rem auto 1rem;
            overflow: hidden;
            position: relative;
            max-width: 500px;
        }

        .confidence-level {
            height: 100%;
            width: 0%;
            border-radius: 10px;
            background: linear-gradient(90deg, var(--danger), var(--warning), var(--success));
            transition: width 0.8s ease;
        }

        .confidence-labels {
            display: flex;
            justify-content: space-between;
            width: 80%;
            max-width: 500px;
            margin: 0 auto;
            font-size: 0.9rem;
            color: #94a3b8;
        }

        .progress-container {
            display: none;
            width: 100%;
            background: rgba(71, 85, 105, 0.5);
            border-radius: 10px;
            margin: 1.5rem 0;
            overflow: hidden;
            max-width: 500px;
            margin: 1rem auto;
        }

        .progress-bar {
            height: 10px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 10px;
            width: 0%;
            transition: width 0.4s ease;
        }

        .footer {
            margin-top: auto;
            text-align: center;
            padding: 1rem 0;
            color: #64748b;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .tech-stack {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-top: 1rem;
            flex-wrap: wrap;
        }

        .tech-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(30, 41, 59, 0.7);
            padding: 0.5rem 1rem;
            border-radius: 50px;
            font-size: 0.9rem;
        }

        /* Responsive adjustments */
        @media (max-width: 1100px) {
    .content-wrapper {
        flex-direction: column;
    }
    .detection-section {
        width: 100%;
    }
}


        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
            
            .subtitle {
                font-size: 1.1rem;
            }
            
            .section-title {
                font-size: 1.3rem;
            }
            
            .upload-area {
                padding: 1.5rem;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 1rem;
            }
            
            header {
                padding: 1rem 0;
            }
            
            h1 {
                font-size: 1.8rem;
            }
            
            .logo {
                font-size: 2.5rem;
            }
            
            .detection-section {
                padding: 1.5rem;
            }
        }

        .sidebar {
            height: 100%;
            width: 0;
            position: fixed;
            z-index: 1;
            top: 0;
            left: 0;
            background-color: #111;
            overflow-x: hidden;
            transition: 0.5s;
            padding-top: 60px;
        }

        .sidebar .app-description {
            width: 100%;
        }

        .sidebar .close-btn {
            position: absolute;
            top: 0;
            right: 25px;
            font-size: 36px;
            margin-left: 50px;
            color: white;
            text-decoration: none;
        }

        .open-btn {
            font-size: 20px;
            cursor: pointer;
            background-color: #111;
            color: white;
            padding: 10px 15px;
            border: none;
            position: fixed;
            top: 20px;
            left: 20px;
            z-index: 2;
        }

        #main-content {
            transition: margin-left .5s;
            padding: 16px;
        }
/* Global text selection style (full website) */
::selection {
  background: #E6FBF7; /* mint green highlight */
  color: #0D7A71;      /* teal text color */
}

/* Firefox support */
::-moz-selection {
  background: #E6FBF7;
  color: #0D7A71;
}