:root { 
            --bg-color: #F7F9F6; 
            --text-main: #163829; 
            --accent: #C87A52; 
            --sage: #4E8F6F; 
            --cream: #FFFBF8;
        }
        * { box-sizing: border-box; }
        body { 
            margin: 0; 
            padding: 0; 
            font-family: 'Lato', sans-serif; 
            background-color: var(--bg-color); 
            color: var(--text-main); 
            overflow-x: hidden; 
            scroll-behavior: smooth; 
        }
        h1, h2, h3, .serif { font-family: 'Playfair Display', serif; font-weight: 600; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        
        /* Header */
        header { 
            display: flex; 
            justify-content: space-between; 
            align-items: center; 
            padding: 20px 40px; 
            background-color: var(--cream);
            border-bottom: 1px solid rgba(22, 56, 41, 0.05);
            box-shadow: 0 4px 12px rgba(22, 56, 41, 0.02);
        }
        .logo { 
            font-family: 'Playfair Display', serif; 
            font-size: 1.6rem; 
            color: var(--text-main); 
            text-decoration: none; 
            display: flex; 
            align-items: center; 
            gap: 10px; 
            font-weight: 600; 
        }
        .logo img {
            border-radius: 8px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .logo:hover img {
            transform: rotate(15deg) scale(1.05);
        }
        .btn-back { 
            background-color: transparent; 
            color: var(--text-main); 
            padding: 10px 20px; 
            border: 1px solid rgba(22, 56, 41, 0.2); 
            border-radius: 30px; 
            font-size: 0.9rem; 
            font-weight: 700; 
            cursor: pointer; 
            text-decoration: none; 
            transition: all 0.3s ease-in-out; 
        }
        .btn-back:hover { 
            background-color: var(--accent); 
            color: white; 
            border-color: var(--accent);
            transform: translateY(-2px); 
            box-shadow: 0 4px 12px rgba(200, 122, 82, 0.2);
        }
        
        /* Intro Section */
        .intro { 
            padding: 80px 20px 40px 20px; 
            text-align: center; 
            background: linear-gradient(to bottom, var(--cream) 0%, var(--bg-color) 100%);
        }
        .intro h1 { font-size: 3.5rem; color: var(--text-main); margin-bottom: 20px; line-height: 1.2; }
        .intro h1 span { color: var(--accent); font-style: italic; }
        .intro p { font-size: 1.25rem; max-width: 800px; margin: 0 auto; opacity: 0.85; line-height: 1.7; }
        
        /* Perspectives Grid */
        .perspectives-section { padding: 60px 20px 100px 20px; }
        .grid-3 { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); 
            gap: 40px; 
        }
        .perspective-card { 
            background-color: var(--cream); 
            box-shadow: 0 15px 35px rgba(22, 56, 41, 0.04); 
            border: 1px solid rgba(22, 56, 41, 0.06);
            border-radius: 24px; 
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1), box-shadow 0.4s ease-in-out;
        }
        .perspective-card:hover { 
            transform: translateY(-8px); 
            box-shadow: 0 25px 50px rgba(22, 56, 41, 0.1); 
        }
        .card-header-bar {
            height: 6px;
            background-color: var(--sage);
            width: 100%;
        }
        .perspective-card:nth-child(3n+1) .card-header-bar { background-color: var(--accent); }
        .perspective-card:nth-child(3n+2) .card-header-bar { background-color: #5E35B1; /* Violet Lune */ }
        
        .perspective-content { padding: 40px 30px; display: flex; flex-direction: column; height: 100%; }
        .badge {
            align-self: flex-start;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--accent);
            background-color: rgba(200, 122, 82, 0.1);
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 20px;
        }
        .perspective-card:nth-child(3n+1) .badge {
            color: var(--accent);
            background-color: rgba(200, 122, 82, 0.1);
        }
        .perspective-card:nth-child(3n+2) .badge {
            color: #5E35B1;
            background-color: rgba(94, 53, 177, 0.1);
        }
        .perspective-card:nth-child(3n) .badge {
            color: var(--sage);
            background-color: rgba(78, 143, 111, 0.1);
        }
        
        .perspective-content h3 { font-size: 1.6rem; margin: 0 0 15px 0; color: var(--text-main); line-height: 1.3; }
        .perspective-content p { opacity: 0.85; line-height: 1.65; font-size: 1.05rem; margin: 0; }
        
        /* Footer */
        footer { 
            text-align: center; 
            padding: 40px 20px; 
            background-color: var(--cream); 
            color: var(--text-main); 
            opacity: 0.8; 
            font-size: 0.9rem; 
            border-top: 1px solid rgba(22, 56, 41, 0.05);
        }

        /* Animations */
        .fade-in { 
            opacity: 0; 
            transform: translateY(30px); 
            transition: opacity 0.8s ease-out, transform 0.8s ease-out; 
        }
        .fade-in.visible { opacity: 1; transform: translateY(0); }

        @media (max-width: 600px) {
            .intro h1 { font-size: 2.2rem; }
            .grid-3 { gap: 20px; }
            .perspective-content { padding: 30px 20px; }
            header { padding: 15px 20px; }
        }