* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
        }
        body {
            background: #0c111b;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 1.5rem;
        }
        .glass-panel {
            max-width: 1300px;
            width: 100%;
            background: rgba(18, 26, 40, 0.8);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(74, 128, 204, 0.25);
            border-radius: 2.8rem;
            padding: 2.4rem 2.2rem;
            box-shadow: 0 30px 60px rgba(0, 0, 0, 0.8), inset 0 1px 1px rgba(255,255,255,0.06);
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            background: linear-gradient(130deg, #c0dcff, #8fcbff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: flex;
            align-items: center;
            gap: 0.8rem;
            margin-bottom: 0.2rem;
        }
        h1 span {
            font-size: 1.4rem;
            background: #1d3557;
            padding: 0.2rem 1.2rem;
            border-radius: 100px;
            border: 1px solid #4c7ab0;
            color: #b9dcff;
            font-weight: 400;
        }
        .badge-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem 2rem;
            margin: 1.6rem 0 2rem 0;
            padding: 0.8rem 1.2rem;
            background: #09121e;
            border-radius: 3rem;
            border: 1px solid #2e4b70;
            align-items: center;
        }
        .stat-item {
            display: flex;
            align-items: center;
            gap: 0.4rem 1.2rem;
            flex-wrap: wrap;
        }
        .stat-label {
            color: #94b7df;
            font-weight: 450;
            text-transform: uppercase;
            font-size: 0.85rem;
            letter-spacing: 0.4px;
            background: #13273f;
            padding: 0.3rem 1rem;
            border-radius: 40px;
            border: 1px solid #2a577b;
        }
        .stat-value {
            background: #0f1f30;
            padding: 0.3rem 1.4rem;
            border-radius: 40px;
            font-weight: 600;
            color: #e7f0ff;
            font-size: 1.3rem;
            min-width: 70px;
            text-align: center;
            border: 1px solid #38658f;
        }
        .file-monitor {
            margin-left: auto;
            display: flex;
            gap: 1rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .size-indicator {
            background: #0d2c3b;
            border-radius: 60px;
            padding: 0.4rem 1.5rem;
            border: 1px solid #3a8cb3;
            color: #b6ecff;
            font-weight: 500;
            font-size: 0.95rem;
        }
        .warning-badge {
            background: #7a4b2c30;
            border-radius: 60px;
            padding: 0.4rem 1.2rem;
            border: 1px solid #f6ae5f;
            color: #ffc89c;
            font-size: 0.9rem;
        }
        .editor-grid {
            display: flex;
            flex-direction: column;
            gap: 1.8rem;
        }
        .textarea-box {
            width: 100%;
            background: #030d17;
            border: 2px solid #27445f;
            border-radius: 2rem;
            padding: 1.5rem 1.8rem;
            font-size: 1.2rem;
            line-height: 1.6;
            color: #edf6ff;
            resize: vertical;
            min-height: 200px;
            outline: none;
            transition: 0.2s;
            box-shadow: inset 0 8px 12px rgba(0,0,0,0.6);
        }
        .textarea-box:focus {
            border-color: #3f8bcb;
            box-shadow: 0 0 0 4px #1e4f82, inset 0 2px 8px black;
        }
        .action-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: space-between;
            align-items: center;
        }
        .btn-group {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }
        button {
            background: #173753;
            padding: 0.9rem 2rem;
            border: 1px solid #346fa0;
            border-radius: 60px;
            font-weight: 600;
            font-size: 1.2rem;
            color: #e1f0ff;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            cursor: pointer;
            transition: 0.1s ease;
            box-shadow: 0 5px 0 #0b2333;
            border-bottom-width: 2px;
        }
        button:active {
            transform: translateY(4px);
            box-shadow: 0 1px 0 #0b2333;
        }
        .primary-btn {
            background: #1f4b79;
            border-color: #70b0ff;
            box-shadow: 0 5px 0 #0c2942;
        }
        .download-btn {
            background: #1f4f5e;
            border-color: #2fa3a3;
            box-shadow: 0 5px 0 #12424b;
        }
        .properties-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
            gap: 1.2rem;
            margin: 1.8rem 0 1.2rem;
        }
        .prop-card {
            background: #0d1b28;
            border-radius: 1.5rem;
            padding: 1.2rem 1rem;
            border: 1px solid #2b5377;
            display: flex;
            flex-direction: column;
            gap: 0.3rem;
        }
        .prop-title {
            font-size: 1rem;
            color: #9dbedf;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .prop-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: #dcf2ff;
            line-height: 1.2;
        }
        .prop-detail {
            color: #87b2d9;
            font-size: 0.9rem;
        }
        .char-breakdown {
            display: flex;
            gap: 2rem;
            flex-wrap: wrap;
            background: #0c1926;
            border-radius: 2rem;
            padding: 1.2rem 2rem;
            border: 1px solid #2c577b;
        }
        .perf-note {
            color: #ffcf9a;
            font-size: 0.95rem;
            font-weight: 400;
        }
        hr {
            border: 0.5px solid #1f4460;
            margin: 1rem 0 0.5rem;
        }
        .footer-secure {
            display: flex;
            justify-content: space-between;
            margin-top: 1.2rem;
            color: #618bb3;
        }
        .pdf-note {
            font-size: 0.7rem;
            color: #46729e;
            text-align: right;
            margin-top: 0.8rem;
            border-top: 1px dashed #2f5570;
            padding-top: 0.6rem;
        }