:root {
            --primary-blue: #2563eb;
            --primary-hover: #1d4ed8;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --border-color: #e2e8f0;
            --bg-light: #f8fafc;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { 
            font-family: 'Inter', sans-serif; 
            color: var(--text-main); 
            line-height: 1.7; 
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        header { padding: 24px 0; border-bottom: 1px solid var(--border-color); }
        .container { max-width: 760px; margin: 0 auto; padding: 0 20px; width: 100%; }
        .logo { font-size: 24px; font-weight: 700; color: var(--primary-blue); text-decoration: none; }
        main { padding: 48px 0 80px; flex: 1; }
        .back-link { display: inline-block; margin-bottom: 24px; font-size: 14px; color: var(--primary-blue); text-decoration: none; font-weight: 600;}
        .back-link:hover { text-decoration: underline; }
        h1 { font-size: 32px; margin-bottom: 8px; }
        p.sub { color: var(--text-muted); margin-bottom: 32px; font-size: 16px; }
        
        .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 32px; }
        .direct-info { padding-top: 4px; }
        .direct-info h2 { font-size: 16px; margin-bottom: 14px; }
        .info-row { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; font-size: 15px; color: var(--text-muted); }
        .info-row a { color: var(--primary-blue); text-decoration: none; font-weight:600; }
        
        .field { margin-bottom: 14px; }
        label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
        input, textarea { width: 100%; padding: 14px 16px; border: 1px solid var(--border-color); border-radius: 8px; font-size: 16px; font-family: inherit; outline: none; transition: border-color 0.2s, box-shadow 0.2s; }
        textarea { resize: vertical; min-height: 110px; }
        input:focus, textarea:focus { border-color: var(--primary-blue); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1); }
        .hp-field { position: absolute; left: -9999px; top: -9999px; opacity: 0; height: 0; width: 0; overflow: hidden; }
        
        button.submit-btn { width: 100%; padding: 15px; margin-top: 4px; background: var(--primary-blue); color: #fff; border: none; border-radius: 8px; font-size: 15px; font-weight: 700; cursor: pointer; transition: background 0.2s; }
        button.submit-btn:hover { background: var(--primary-hover); }
        button.submit-btn:disabled { opacity: 0.6; cursor: not-allowed; }
        
        .form-status { font-size: 13px; margin-top: 10px; text-align: center; min-height: 18px; font-weight: 600;}
        .form-status.error { color: #dc2626; } 
        .form-status.success { color: #16a34a; }
        
        /* Dark Footer Styles */
        footer { 
            background: #0f172a; 
            color: #94a3b8; 
            padding: 30px 0; 
            text-align: center; 
            font-size: 13px; 
        }
        footer p { margin-bottom: 10px; }
        footer a { 
            color: #94a3b8; 
            margin: 0 10px; 
            text-decoration: none; 
            transition: color 0.2s;
        }
        footer a:hover { 
            color: #ffffff; 
        }

        @media (max-width: 640px) { .contact-grid { grid-template-columns: 1fr; gap: 28px; } }