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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            line-height: 1.6;
            color: #1a1a1a;
            background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
            min-height: 100vh;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        header {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid #e2e8f0;
            padding: 20px 0;
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .header-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            font-size: 28px;
            font-weight: 700;
            color: #2563eb;
            text-decoration: none;
        }

        .nav-links {
            display: flex;
            gap: 32px;
            list-style: none;
        }

        .nav-links a {
            color: #64748b;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s ease;
        }

        .nav-links a:hover {
            color: #2563eb;
        }

        /* Main Content */
        main {
            padding: 80px 0;
        }

        .hero {
            text-align: center;
            margin-bottom: 80px;
        }

        h1 {
            font-size: clamp(48px, 6vw, 72px);
            font-weight: 800;
            color: #0f172a;
            margin-bottom: 24px;
            line-height: 1.1;
        }

        .hero-subtitle {
            font-size: 20px;
            color: #64748b;
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Upload Section */
        .upload-section {
            background: white;
            border-radius: 24px;
            padding: 48px;
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
            margin-bottom: 80px;
            border: 1px solid #f1f5f9;
        }

        .upload-area {
            border: 2px dashed #cbd5e1;
            border-radius: 20px;
            padding: 60px 40px;
            text-align: center;
            transition: all 0.3s ease;
            cursor: pointer;
            position: relative;
            background: #fafafa;
        }

        .upload-area:hover {
            border-color: #2563eb;
            background: #f8faff;
        }

        .upload-area.dragover {
            border-color: #2563eb;
            background: #eff6ff;
            transform: scale(1.02);
        }

        .upload-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 24px;
            color: #94a3b8;
        }

        .upload-text {
            font-size: 18px;
            color: #475569;
            margin-bottom: 16px;
        }

        .upload-hint {
            font-size: 14px;
            color: #94a3b8;
        }

        .file-input {
            position: absolute;
            width: 100%;
            height: 100%;
            opacity: 0;
            cursor: pointer;
        }

        .upload-btn {
            background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
            color: white;
            border: none;
            padding: 16px 32px;
            border-radius: 16px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-top: 24px;
            box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.25);
        }

        .upload-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px 0 rgba(37, 99, 235, 0.35);
        }

        .upload-btn:disabled {
            background: #94a3b8;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        /* Loading State */
        .loading {
            display: none;
            text-align: center;
            padding: 40px;
        }

        .spinner {
            width: 48px;
            height: 48px;
            border: 4px solid #f1f5f9;
            border-top: 4px solid #2563eb;
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin: 0 auto 24px;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* Personal Details Section */
        .personal-details {
            background: linear-gradient(135deg, #1e40af 0%, #2563eb 100%);
            color: white;
            border-radius: 24px;
            padding: 48px;
            margin-bottom: 40px;
            box-shadow: 0 20px 25px -5px rgba(37, 99, 235, 0.2);
        }

        .personal-details h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 32px;
            text-align: center;
        }

        .profile-section {
            display: flex;
            align-items: flex-start;
            gap: 32px;
            flex-wrap: wrap;
        }

        .profile-avatar {
            width: 80px;
            height: 80px;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            flex-shrink: 0;
        }

        .profile-info {
            flex: 1;
            min-width: 300px;
        }

        .profile-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 24px;
        }

        .info-item {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 16px;
            padding: 20px;
            backdrop-filter: blur(10px);
        }

        .info-label {
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 8px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .info-value {
            font-size: 16px;
            font-weight: 600;
            color: white;
            word-break: break-word;
        }

        .info-value.name {
            font-size: 24px;
            font-weight: 700;
        }

        .info-value.profession {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.9);
        }

        .contact-row {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .contact-icon {
            width: 20px;
            height: 20px;
            color: rgba(255, 255, 255, 0.8);
            flex-shrink: 0;
        }

        /* Results Section */
        .results {
            display: none;
            margin-bottom: 80px;
        }

        .score-display {
            background: white;
            border-radius: 24px;
            padding: 48px;
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
            border: 1px solid #f1f5f9;
            text-align: center;
            margin-bottom: 40px;
        }

        .score-circle {
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: conic-gradient(from 0deg, #10b981 0deg, #10b981 var(--score-deg), #e5e7eb var(--score-deg), #e5e7eb 360deg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 24px;
            position: relative;
        }

        .score-circle::before {
            content: '';
            width: 80px;
            height: 80px;
            background: white;
            border-radius: 50%;
            position: absolute;
        }

        .score-value {
            font-size: 32px;
            font-weight: 700;
            color: #0f172a;
            position: relative;
            z-index: 1;
        }

        .score-label {
            font-size: 16px;
            color: #64748b;
            font-weight: 500;
        }

        .analysis-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
            margin-bottom: 40px;
        }

        .analysis-card {
            background: white;
            border-radius: 20px;
            padding: 32px;
            border: 1px solid #e2e8f0;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        }

        .analysis-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: #0f172a;
            margin-bottom: 16px;
        }

        .analysis-card p {
            color: #475569;
            line-height: 1.7;
        }

        .suggestions {
            background: white;
            border-radius: 20px;
            padding: 32px;
            border: 1px solid #e2e8f0;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        }

        .suggestions h3 {
            color: #0f172a;
            margin-bottom: 16px;
            font-size: 20px;
            font-weight: 600;
        }

        .suggestion-list {
            list-style: none;
        }

        .suggestion-list li {
            padding: 8px 0;
            color: #475569;
            position: relative;
            padding-left: 24px;
        }

        .suggestion-list li::before {
            content: '→';
            position: absolute;
            left: 0;
            color: #2563eb;
            font-weight: bold;
        }

        /* Features Section */
        .features {
            margin-bottom: 80px;
        }

        .features h2 {
            text-align: center;
            font-size: 36px;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 48px;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
        }

        .feature-card {
            background: white;
            border-radius: 20px;
            padding: 40px;
            text-align: center;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
            border: 1px solid #f1f5f9;
            transition: transform 0.3s ease;
        }

        .feature-card:hover {
            transform: translateY(-4px);
        }

        .feature-icon {
            width: 48px;
            height: 48px;
            margin: 0 auto 24px;
            color: #2563eb;
        }

        .feature-card h3 {
            font-size: 20px;
            font-weight: 600;
            color: #0f172a;
            margin-bottom: 16px;
        }

        .feature-card p {
            color: #64748b;
            line-height: 1.6;
        }

        /* How It Works Section */
        .how-it-works {
            margin-bottom: 80px;
        }

        .how-it-works h2 {
            text-align: center;
            font-size: 36px;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 48px;
        }

        .steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
        }

        .step {
            text-align: center;
        }

        .step-number {
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 700;
            margin: 0 auto 24px;
        }

        .step h3 {
            font-size: 18px;
            font-weight: 600;
            color: #0f172a;
            margin-bottom: 12px;
        }

        .step p {
            color: #64748b;
        }

        /* Footer */
        footer {
            background: #0f172a;
            color: #94a3b8;
            text-align: center;
            padding: 40px 0;
            margin-top: 80px;
        }

        /* Mobile Responsiveness */
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }

            .nav-links {
                display: none;
            }

            .upload-section {
                padding: 32px 24px;
            }

            .upload-area {
                padding: 40px 24px;
            }

            h1 {
                font-size: 48px;
            }

            .personal-details {
                padding: 32px 24px;
            }

            .profile-section {
                flex-direction: column;
                text-align: center;
                gap: 24px;
            }

            .profile-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .info-item {
                padding: 16px;
            }

            .score-display {
                padding: 32px 24px;
            }

            .features h2,
            .how-it-works h2 {
                font-size: 28px;
            }

            .feature-card,
            .analysis-card {
                padding: 24px;
            }
        }

        /* Error State */
        .error {
            background: #fef2f2;
            border: 1px solid #fecaca;
            border-radius: 16px;
            padding: 24px;
            margin: 24px 0;
            color: #dc2626;
            text-align: center;
        }

        /* Success State */
        .success {
            background: #f0fdf4;
            border: 1px solid #bbf7d0;
            border-radius: 16px;
            padding: 24px;
            margin: 24px 0;
            color: #16a34a;
            text-align: center;
        }

        /* File Preview */
        .file-preview {
            background: #f8fafc;
            border-radius: 16px;
            padding: 24px;
            margin: 24px 0;
            display: none;
        }

        .file-info {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .file-icon {
            width: 40px;
            height: 40px;
            background: #2563eb;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
        }

        .file-details h4 {
            font-weight: 600;
            color: #0f172a;
            margin-bottom: 4px;
        }

        .file-details p {
            color: #64748b;
            font-size: 14px;
        }