/* container padrão */
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
        }

        /* header & navegação */
        .site-header {
            padding: 32px 0 20px;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            background: #ffffff;
        }

        .brand-section {
            text-align: center;
            margin-bottom: 24px;
        }

        /* hero interno / título da página */
        .page-title-area {
            text-align: center;
            margin: 48px 0 40px;
        }

        .page-title {
            font-size: 2.5rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            background: #065f46;
            background-clip: text;
            -webkit-background-clip: text;
            color: transparent;
            margin-bottom: 12px;
        }

        .page-sub {
            color: #5c6f87;
            max-width: 560px;
            margin: 0 auto;
            font-size: 1rem;
        }

        /* grid contacto */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            margin: 20px 0 64px;
        }

        /* cartões modernos */
        .form-card, .info-card {
            background: #ffffff;
            border-radius: 32px;
            box-shadow: 0 20px 35px -12px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.02);
            padding: 2rem 2rem 2.2rem;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            border: 1px solid rgba(0, 0, 0, 0.03);
        }

        .form-card:hover, .info-card:hover {
            box-shadow: 0 25px 40px -16px rgba(0, 0, 0, 0.1);
        }

        .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            color: #1a2c3e;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .section-title i {
            font-size: 1.8rem;
            color: #065f46;
            background: #eef4fc;
            padding: 8px;
            border-radius: 20px;
        }

        /* formulário */
        .input-group {
            margin-bottom: 1.5rem;
        }

        label {
            font-weight: 500;
            display: block;
            margin-bottom: 8px;
            color: #065f46;
            font-size: 0.9rem;
        }

        label .required {
            color: #e53e3e;
            margin-left: 4px;
        }

        input, textarea, select {
            width: 100%;
            padding: 14px 18px;
            font-size: 0.95rem;
            font-family: 'Inter', sans-serif;
            border: 1.5px solid #e2edf2;
            border-radius: 20px;
            background-color: #ffffff;
            transition: all 0.2s;
            outline: none;
            color: #1e2a3e;
        }

        input:focus, textarea:focus {
            border-color: #065f46;
            box-shadow: 0 0 0 3px rgba(44, 124, 182, 0.15);
        }

        textarea {
            resize: vertical;
            min-height: 120px;
        }

        /* botão estilo explorar produtos (moderno) */
        .btn-submit {
            background: linear-gradient(105deg, #065f46, #4ab697);
            border: none;
            color: white;
            font-weight: 600;
            padding: 14px 28px;
            font-size: 1rem;
            border-radius: 40px;
            cursor: pointer;
            width: 100%;
            transition: all 0.25s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            box-shadow: 0 8px 18px -6px rgba(31, 99, 146, 0.3);
            margin-top: 8px;
        }

        .btn-submit i {
            font-size: 1rem;
            transition: transform 0.2s;
        }

        .btn-submit:hover {
            background: #065f46;
            transform: translateY(-2px);
            box-shadow: 0 14px 24px -10px rgba(31, 99, 146, 0.4);
        }

        .btn-submit:active {
            transform: translateY(1px);
        }

        /* info detalhes */
        .info-detail {
            margin-bottom: 2rem;
            border-bottom: 1px solid #edf2f7;
            padding-bottom: 1.5rem;
        }

        .info-item {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 1.5rem;
        }

        .info-icon {
            width: 48px;
            height: 48px;
            background: #eef4fc;
            border-radius: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #065f46;
        }

        .info-content h4 {
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 6px;
            color: #334e68;
        }

        .info-content p, .info-content a {
            color: #4a627a;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.2s;
        }

        .info-content a:hover {
            color: #065f46;
            text-decoration: underline;
        }

        /* redes sociais */
        .social-section h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 8px;
            color: #065f46;
        }

        .social-links {
            display: flex;
            gap: 1.4rem;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .social-icon {
            background: #f0f4fa;
            width: 48px;
            height: 48px;
            border-radius: 30px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #065f46;
            font-size: 1.4rem;
            transition: all 0.25s;
            text-decoration: none;
        }

        .social-icon:hover {
            background: #065f46;
            color: white;
            transform: translateY(-4px);
        }

        /* feedback de mensagem */
        .form-feedback {
            margin-top: 18px;
            padding: 12px;
            border-radius: 40px;
            background: #e6f7ec;
            color: #2b6e3c;
            font-size: 0.85rem;
            text-align: center;
            font-weight: 500;
            display: none;
        }

        .form-feedback.show {
            display: block;
        }

        /* footer */
        .site-footer {
            background: linear-gradient(135deg, #468f7a, #a6c9b5);
            border-top: 1px solid #eef2f6;
            text-align: center;
            color: #fff;
            font-size: 0.85rem;
        }

        /* responsivo */
        @media (max-width: 900px) {
            .container {
                padding: 0 24px;
            }
            .contact-grid {
                gap: 2rem;
            }
        }

        @media (max-width: 768px) {
            .contact-grid {
                grid-template-columns: 1fr;
            }
            .page-title {
                font-size: 2rem;
            }
            .main-nav {
                gap: 1.2rem;
            }
            .brand-section {
                margin-bottom: 16px;
            }
            .form-card, .info-card {
                padding: 1.5rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 480px) {
            .main-nav {
                gap: 0.9rem;
            }
            .nav-link {
                font-size: 0.85rem;
            }
            .container {
                padding: 0 20px;
            }
        }

        /* suporte */
        hr {
            margin: 0;
        }
        .attribution {
            font-size: 0.75rem;
        }