/* roulang page: index */
:root {
            --primary: #15803d;
            --primary-dark: #0f5b2b;
            --secondary: #d97706;
            --bg-light: #f8fafc;
            --text-main: #0f172a;
            --text-muted: #334155;
            --border-color: #e2e8f0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            color: var(--text-main);
            background-color: var(--bg-light);
            line-height: 1.75;
            font-feature-settings: "cv02", "cv03", "cv04", "cv11";
        }
        .hero-gradient {
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.94) 0%, rgba(5, 46, 22, 0.88) 100%);
        }
        .phone-mockup-frame {
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35), 0 0 0 8px #1e293b;
        }
        details summary::-webkit-details-marker {
            display: none;
        }
        details summary {
            list-style: none;
        }